Add regression test for #9099
[openssl.git] / test / sslapitest.c
index 5ba5f6e..bc1f006 100644 (file)
@@ -1,12 +1,13 @@
 /*
- * Copyright 2016-2017 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2016-2018 The OpenSSL Project Authors. All Rights Reserved.
  *
- * Licensed under the OpenSSL license (the "License").  You may not use
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
  * in the file LICENSE in the source distribution or at
  * https://www.openssl.org/source/license.html
  */
 
+#include <stdio.h>
 #include <string.h>
 
 #include <openssl/opensslconf.h>
 #include <openssl/crypto.h>
 #include <openssl/ssl.h>
 #include <openssl/ocsp.h>
+#include <openssl/srp.h>
+#include <openssl/txt_db.h>
+#include <openssl/aes.h>
+#include <openssl/rand.h>
 
 #include "ssltestlib.h"
 #include "testutil.h"
+#include "testutil/output.h"
 #include "internal/nelem.h"
+#include "internal/ktls.h"
 #include "../ssl/ssl_locl.h"
 
+#ifndef OPENSSL_NO_TLS1_3
+
+static SSL_SESSION *clientpsk = NULL;
+static SSL_SESSION *serverpsk = NULL;
+static const char *pskid = "Identity";
+static const char *srvid;
+
+static int use_session_cb(SSL *ssl, const EVP_MD *md, const unsigned char **id,
+                          size_t *idlen, SSL_SESSION **sess);
+static int find_session_cb(SSL *ssl, const unsigned char *identity,
+                           size_t identity_len, SSL_SESSION **sess);
+
+static int use_session_cb_cnt = 0;
+static int find_session_cb_cnt = 0;
+
+static SSL_SESSION *create_a_psk(SSL *ssl);
+#endif
+
 static char *cert = NULL;
 static char *privkey = NULL;
+static char *srpvfile = NULL;
+static char *tmpfilename = NULL;
 
-#define LOG_BUFFER_SIZE 1024
+#define LOG_BUFFER_SIZE 2048
 static char server_log_buffer[LOG_BUFFER_SIZE + 1] = {0};
 static size_t server_log_buffer_index = 0;
 static char client_log_buffer[LOG_BUFFER_SIZE + 1] = {0};
@@ -49,10 +76,13 @@ static X509 *ocspcert = NULL;
 struct sslapitest_log_counts {
     unsigned int rsa_key_exchange_count;
     unsigned int master_secret_count;
+    unsigned int client_early_secret_count;
     unsigned int client_handshake_secret_count;
     unsigned int server_handshake_secret_count;
     unsigned int client_application_secret_count;
     unsigned int server_application_secret_count;
+    unsigned int early_exporter_secret_count;
+    unsigned int exporter_secret_count;
 };
 
 
@@ -134,10 +164,13 @@ static int test_keylog_output(char *buffer, const SSL *ssl,
     size_t master_key_size = SSL_MAX_MASTER_KEY_LENGTH;
     unsigned int rsa_key_exchange_count = 0;
     unsigned int master_secret_count = 0;
+    unsigned int client_early_secret_count = 0;
     unsigned int client_handshake_secret_count = 0;
     unsigned int server_handshake_secret_count = 0;
     unsigned int client_application_secret_count = 0;
     unsigned int server_application_secret_count = 0;
+    unsigned int early_exporter_secret_count = 0;
+    unsigned int exporter_secret_count = 0;
 
     for (token = strtok(buffer, " \n"); token != NULL;
          token = strtok(NULL, " \n")) {
@@ -191,17 +224,22 @@ static int test_keylog_output(char *buffer, const SSL *ssl,
                                                        master_key_size)))
                 return 0;
             master_secret_count++;
-        } else if (strcmp(token, "CLIENT_HANDSHAKE_TRAFFIC_SECRET") == 0
+        } else if (strcmp(token, "CLIENT_EARLY_TRAFFIC_SECRET") == 0
+                    || strcmp(token, "CLIENT_HANDSHAKE_TRAFFIC_SECRET") == 0
                     || strcmp(token, "SERVER_HANDSHAKE_TRAFFIC_SECRET") == 0
                     || strcmp(token, "CLIENT_TRAFFIC_SECRET_0") == 0
-                    || strcmp(token, "SERVER_TRAFFIC_SECRET_0") == 0) {
+                    || strcmp(token, "SERVER_TRAFFIC_SECRET_0") == 0
+                    || strcmp(token, "EARLY_EXPORTER_SECRET") == 0
+                    || strcmp(token, "EXPORTER_SECRET") == 0) {
             /*
              * TLSv1.3 secret. Tokens should be: 64 ASCII bytes of hex-encoded
              * client random, and then the hex-encoded secret. In this case,
              * we treat all of these secrets identically and then just
              * distinguish between them when counting what we saw.
              */
-            if (strcmp(token, "CLIENT_HANDSHAKE_TRAFFIC_SECRET") == 0)
+            if (strcmp(token, "CLIENT_EARLY_TRAFFIC_SECRET") == 0)
+                client_early_secret_count++;
+            else if (strcmp(token, "CLIENT_HANDSHAKE_TRAFFIC_SECRET") == 0)
                 client_handshake_secret_count++;
             else if (strcmp(token, "SERVER_HANDSHAKE_TRAFFIC_SECRET") == 0)
                 server_handshake_secret_count++;
@@ -209,6 +247,10 @@ static int test_keylog_output(char *buffer, const SSL *ssl,
                 client_application_secret_count++;
             else if (strcmp(token, "SERVER_TRAFFIC_SECRET_0") == 0)
                 server_application_secret_count++;
+            else if (strcmp(token, "EARLY_EXPORTER_SECRET") == 0)
+                early_exporter_secret_count++;
+            else if (strcmp(token, "EXPORTER_SECRET") == 0)
+                exporter_secret_count++;
 
             client_random_size = SSL_get_client_random(ssl,
                                                        actual_client_random,
@@ -242,6 +284,8 @@ static int test_keylog_output(char *buffer, const SSL *ssl,
                         expected->rsa_key_exchange_count)
             || !TEST_size_t_eq(master_secret_count,
                                expected->master_secret_count)
+            || !TEST_size_t_eq(client_early_secret_count,
+                               expected->client_early_secret_count)
             || !TEST_size_t_eq(client_handshake_secret_count,
                                expected->client_handshake_secret_count)
             || !TEST_size_t_eq(server_handshake_secret_count,
@@ -249,19 +293,25 @@ static int test_keylog_output(char *buffer, const SSL *ssl,
             || !TEST_size_t_eq(client_application_secret_count,
                                expected->client_application_secret_count)
             || !TEST_size_t_eq(server_application_secret_count,
-                               expected->server_application_secret_count))
+                               expected->server_application_secret_count)
+            || !TEST_size_t_eq(early_exporter_secret_count,
+                               expected->early_exporter_secret_count)
+            || !TEST_size_t_eq(exporter_secret_count,
+                               expected->exporter_secret_count))
         return 0;
     return 1;
 }
 
+#if !defined(OPENSSL_NO_TLS1_2) || defined(OPENSSL_NO_TLS1_3)
 static int test_keylog(void)
 {
     SSL_CTX *cctx = NULL, *sctx = NULL;
     SSL *clientssl = NULL, *serverssl = NULL;
     int testresult = 0;
-    struct sslapitest_log_counts expected = {0};
+    struct sslapitest_log_counts expected;
 
     /* Clean up logging space */
+    memset(&expected, 0, sizeof(expected));
     memset(client_log_buffer, 0, sizeof(client_log_buffer));
     memset(server_log_buffer, 0, sizeof(server_log_buffer));
     client_log_buffer_index = 0;
@@ -270,6 +320,7 @@ static int test_keylog(void)
 
     if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
                                        TLS_client_method(),
+                                       TLS1_VERSION, 0,
                                        &sctx, &cctx, cert, privkey)))
         return 0;
 
@@ -330,25 +381,32 @@ end:
 
     return testresult;
 }
+#endif
 
 #ifndef OPENSSL_NO_TLS1_3
 static int test_keylog_no_master_key(void)
 {
     SSL_CTX *cctx = NULL, *sctx = NULL;
     SSL *clientssl = NULL, *serverssl = NULL;
+    SSL_SESSION *sess = NULL;
     int testresult = 0;
-    struct sslapitest_log_counts expected = {0};
+    struct sslapitest_log_counts expected;
+    unsigned char buf[1];
+    size_t readbytes, written;
 
     /* Clean up logging space */
+    memset(&expected, 0, sizeof(expected));
     memset(client_log_buffer, 0, sizeof(client_log_buffer));
     memset(server_log_buffer, 0, sizeof(server_log_buffer));
     client_log_buffer_index = 0;
     server_log_buffer_index = 0;
     error_writing_log = 0;
 
-    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
-                             TLS_client_method(), &sctx,
-                             &cctx, cert, privkey)))
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0,
+                                       &sctx, &cctx, cert, privkey))
+        || !TEST_true(SSL_CTX_set_max_early_data(sctx,
+                                                 SSL3_RT_MAX_PLAIN_LENGTH)))
         return 0;
 
     if (!TEST_true(SSL_CTX_get_keylog_callback(cctx) == NULL)
@@ -382,6 +440,46 @@ static int test_keylog_no_master_key(void)
     expected.server_handshake_secret_count = 1;
     expected.client_application_secret_count = 1;
     expected.server_application_secret_count = 1;
+    expected.exporter_secret_count = 1;
+    if (!TEST_true(test_keylog_output(client_log_buffer, clientssl,
+                                      SSL_get_session(clientssl), &expected))
+            || !TEST_true(test_keylog_output(server_log_buffer, serverssl,
+                                             SSL_get_session(serverssl),
+                                             &expected)))
+        goto end;
+
+    /* Terminate old session and resume with early data. */
+    sess = SSL_get1_session(clientssl);
+    SSL_shutdown(clientssl);
+    SSL_shutdown(serverssl);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    serverssl = clientssl = NULL;
+
+    /* Reset key log */
+    memset(client_log_buffer, 0, sizeof(client_log_buffer));
+    memset(server_log_buffer, 0, sizeof(server_log_buffer));
+    client_log_buffer_index = 0;
+    server_log_buffer_index = 0;
+
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+                                      &clientssl, NULL, NULL))
+            || !TEST_true(SSL_set_session(clientssl, sess))
+            /* Here writing 0 length early data is enough. */
+            || !TEST_true(SSL_write_early_data(clientssl, NULL, 0, &written))
+            || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+                                                &readbytes),
+                            SSL_READ_EARLY_DATA_ERROR)
+            || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+                            SSL_EARLY_DATA_ACCEPTED)
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                          SSL_ERROR_NONE))
+            || !TEST_true(SSL_session_reused(clientssl)))
+        goto end;
+
+    /* In addition to the previous entries, expect early secrets. */
+    expected.client_early_secret_count = 1;
+    expected.early_exporter_secret_count = 1;
     if (!TEST_true(test_keylog_output(client_log_buffer, clientssl,
                                       SSL_get_session(clientssl), &expected))
             || !TEST_true(test_keylog_output(server_log_buffer, serverssl,
@@ -392,6 +490,7 @@ static int test_keylog_no_master_key(void)
     testresult = 1;
 
 end:
+    SSL_SESSION_free(sess);
     SSL_free(serverssl);
     SSL_free(clientssl);
     SSL_CTX_free(sctx);
@@ -449,9 +548,9 @@ static int test_client_hello_cb(void)
     SSL *clientssl = NULL, *serverssl = NULL;
     int testctr = 0, testresult = 0;
 
-    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
-                                       TLS_client_method(), &sctx,
-                                       &cctx, cert, privkey)))
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0,
+                                       &sctx, &cctx, cert, privkey)))
         goto end;
     SSL_CTX_set_client_hello_cb(sctx, full_client_hello_callback, &testctr);
 
@@ -476,6 +575,51 @@ static int test_client_hello_cb(void)
 
     testresult = 1;
 
+end:
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+
+    return testresult;
+}
+
+static int test_no_ems(void)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
+
+    if (!create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                             TLS1_VERSION, TLS1_2_VERSION,
+                             &sctx, &cctx, cert, privkey)) {
+        printf("Unable to create SSL_CTX pair\n");
+        goto end;
+    }
+
+    SSL_CTX_set_options(sctx, SSL_OP_NO_EXTENDED_MASTER_SECRET);
+
+    if (!create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) {
+        printf("Unable to create SSL objects\n");
+        goto end;
+    }
+
+    if (!create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) {
+        printf("Creating SSL connection failed\n");
+        goto end;
+    }
+
+    if (SSL_get_extms_support(serverssl)) {
+        printf("Server reports Extended Master Secret support\n");
+        goto end;
+    }
+
+    if (SSL_get_extms_support(clientssl)) {
+        printf("Client reports Extended Master Secret support\n");
+        goto end;
+    }
+    testresult = 1;
+
 end:
     SSL_free(serverssl);
     SSL_free(clientssl);
@@ -487,7 +631,9 @@ end:
 #endif
 
 static int execute_test_large_message(const SSL_METHOD *smeth,
-                                      const SSL_METHOD *cmeth, int read_ahead)
+                                      const SSL_METHOD *cmeth,
+                                      int min_version, int max_version,
+                                      int read_ahead)
 {
     SSL_CTX *cctx = NULL, *sctx = NULL;
     SSL *clientssl = NULL, *serverssl = NULL;
@@ -505,8 +651,8 @@ static int execute_test_large_message(const SSL_METHOD *smeth,
     if (!TEST_ptr(chaincert))
         goto end;
 
-    if (!TEST_true(create_ssl_ctx_pair(smeth, cmeth, &sctx,
-                                       &cctx, cert, privkey)))
+    if (!TEST_true(create_ssl_ctx_pair(smeth, cmeth, min_version, max_version,
+                                       &sctx, &cctx, cert, privkey)))
         goto end;
 
     if (read_ahead) {
@@ -560,1222 +706,4113 @@ static int execute_test_large_message(const SSL_METHOD *smeth,
     return testresult;
 }
 
-static int test_large_message_tls(void)
-{
-    return execute_test_large_message(TLS_server_method(), TLS_client_method(),
-                                      0);
-}
-
-static int test_large_message_tls_read_ahead(void)
-{
-    return execute_test_large_message(TLS_server_method(), TLS_client_method(),
-                                      1);
-}
+#if !defined(OPENSSL_NO_TLS1_2) && !defined(OPENSSL_NO_KTLS) \
+    && !defined(OPENSSL_NO_SOCK)
 
-#ifndef OPENSSL_NO_DTLS
-static int test_large_message_dtls(void)
+/* sock must be connected */
+static int ktls_chk_platform(int sock)
 {
-    /*
-     * read_ahead is not relevant to DTLS because DTLS always acts as if
-     * read_ahead is set.
-     */
-    return execute_test_large_message(DTLS_server_method(),
-                                      DTLS_client_method(), 0);
+    if (!ktls_enable(sock))
+        return 0;
+    return 1;
 }
-#endif
 
-#ifndef OPENSSL_NO_OCSP
-static int ocsp_server_cb(SSL *s, void *arg)
+static int ping_pong_query(SSL *clientssl, SSL *serverssl, int cfd, int sfd)
 {
-    int *argi = (int *)arg;
-    unsigned char *copy = NULL;
-    STACK_OF(OCSP_RESPID) *ids = NULL;
-    OCSP_RESPID *id = NULL;
+    static char count = 1;
+    unsigned char cbuf[16000] = {0};
+    unsigned char sbuf[16000];
+    size_t err = 0;
+    char crec_wseq_before[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
+    char crec_wseq_after[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
+    char crec_rseq_before[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
+    char crec_rseq_after[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
+    char srec_wseq_before[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
+    char srec_wseq_after[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
+    char srec_rseq_before[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
+    char srec_rseq_after[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
+
+    cbuf[0] = count++;
+    memcpy(crec_wseq_before, &clientssl->rlayer.write_sequence,
+            TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
+    memcpy(crec_rseq_before, &clientssl->rlayer.read_sequence,
+            TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
+    memcpy(srec_wseq_before, &serverssl->rlayer.write_sequence,
+            TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
+    memcpy(srec_rseq_before, &serverssl->rlayer.read_sequence,
+            TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
+
+    if (!TEST_true(SSL_write(clientssl, cbuf, sizeof(cbuf)) == sizeof(cbuf)))
+        goto end;
+
+    while ((err = SSL_read(serverssl, &sbuf, sizeof(sbuf))) != sizeof(sbuf)) {
+        if (SSL_get_error(serverssl, err) != SSL_ERROR_WANT_READ) {
+            goto end;
+        }
+    }
 
-    if (*argi == 2) {
-        /* In this test we are expecting exactly 1 OCSP_RESPID */
-        SSL_get_tlsext_status_ids(s, &ids);
-        if (ids == NULL || sk_OCSP_RESPID_num(ids) != 1)
-            return SSL_TLSEXT_ERR_ALERT_FATAL;
+    if (!TEST_true(SSL_write(serverssl, sbuf, sizeof(sbuf)) == sizeof(sbuf)))
+        goto end;
 
-        id = sk_OCSP_RESPID_value(ids, 0);
-        if (id == NULL || !OCSP_RESPID_match(id, ocspcert))
-            return SSL_TLSEXT_ERR_ALERT_FATAL;
-    } else if (*argi != 1) {
-        return SSL_TLSEXT_ERR_ALERT_FATAL;
+    while ((err = SSL_read(clientssl, &cbuf, sizeof(cbuf))) != sizeof(cbuf)) {
+        if (SSL_get_error(clientssl, err) != SSL_ERROR_WANT_READ) {
+            goto end;
+        }
     }
 
-    if (!TEST_ptr(copy = OPENSSL_memdup(orespder, sizeof(orespder))))
-        return SSL_TLSEXT_ERR_ALERT_FATAL;
+    memcpy(crec_wseq_after, &clientssl->rlayer.write_sequence,
+            TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
+    memcpy(crec_rseq_after, &clientssl->rlayer.read_sequence,
+            TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
+    memcpy(srec_wseq_after, &serverssl->rlayer.write_sequence,
+            TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
+    memcpy(srec_rseq_after, &serverssl->rlayer.read_sequence,
+            TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
 
-    SSL_set_tlsext_status_ocsp_resp(s, copy, sizeof(orespder));
-    ocsp_server_called = 1;
-    return SSL_TLSEXT_ERR_OK;
-}
+    /* verify the payload */
+    if (!TEST_mem_eq(cbuf, sizeof(cbuf), sbuf, sizeof(sbuf)))
+        goto end;
 
-static int ocsp_client_cb(SSL *s, void *arg)
-{
-    int *argi = (int *)arg;
-    const unsigned char *respderin;
-    size_t len;
+    /* ktls is used then kernel sequences are used instead of OpenSSL sequences */
+    if (clientssl->mode & SSL_MODE_NO_KTLS_TX) {
+        if (!TEST_mem_ne(crec_wseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
+                         crec_wseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
+            goto end;
+    } else {
+        if (!TEST_mem_eq(crec_wseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
+                         crec_wseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
+            goto end;
+    }
 
-    if (*argi != 1 && *argi != 2)
-        return 0;
+    if (serverssl->mode & SSL_MODE_NO_KTLS_TX) {
+        if (!TEST_mem_ne(srec_wseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
+                         srec_wseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
+            goto end;
+    } else {
+        if (!TEST_mem_eq(srec_wseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
+                         srec_wseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
+            goto end;
+    }
 
-    len = SSL_get_tlsext_status_ocsp_resp(s, &respderin);
-    if (!TEST_mem_eq(orespder, len, respderin, len))
-        return 0;
+    if (clientssl->mode & SSL_MODE_NO_KTLS_RX) {
+        if (!TEST_mem_ne(crec_rseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
+                         crec_rseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
+            goto end;
+    } else {
+        if (!TEST_mem_eq(crec_rseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
+                         crec_rseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
+            goto end;
+    }
+
+    if (serverssl->mode & SSL_MODE_NO_KTLS_RX) {
+        if (!TEST_mem_ne(srec_rseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
+                         srec_rseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
+            goto end;
+    } else {
+        if (!TEST_mem_eq(srec_rseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
+                         srec_rseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
+            goto end;
+    }
 
-    ocsp_client_called = 1;
     return 1;
+end:
+    return 0;
 }
 
-static int test_tlsext_status_type(void)
+static int execute_test_ktls(int cis_ktls_tx, int cis_ktls_rx,
+                             int sis_ktls_tx, int sis_ktls_rx)
 {
     SSL_CTX *cctx = NULL, *sctx = NULL;
     SSL *clientssl = NULL, *serverssl = NULL;
     int testresult = 0;
-    STACK_OF(OCSP_RESPID) *ids = NULL;
-    OCSP_RESPID *id = NULL;
-    BIO *certbio = NULL;
-
-    if (!create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), &sctx,
-                             &cctx, cert, privkey))
-        return 0;
+    int cfd, sfd;
 
-    if (SSL_CTX_get_tlsext_status_type(cctx) != -1)
+    if (!TEST_true(create_test_sockets(&cfd, &sfd)))
         goto end;
 
-    /* First just do various checks getting and setting tlsext_status_type */
+    /* Skip this test if the platform does not support ktls */
+    if (!ktls_chk_platform(cfd))
+        return 1;
 
-    clientssl = SSL_new(cctx);
-    if (!TEST_int_eq(SSL_get_tlsext_status_type(clientssl), -1)
-            || !TEST_true(SSL_set_tlsext_status_type(clientssl,
-                                                      TLSEXT_STATUSTYPE_ocsp))
-            || !TEST_int_eq(SSL_get_tlsext_status_type(clientssl),
-                            TLSEXT_STATUSTYPE_ocsp))
+    /* Create a session based on SHA-256 */
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+                                       TLS_client_method(),
+                                       TLS1_2_VERSION, TLS1_2_VERSION,
+                                       &sctx, &cctx, cert, privkey))
+            || !TEST_true(SSL_CTX_set_cipher_list(cctx,
+                                                  "AES128-GCM-SHA256"))
+            || !TEST_true(create_ssl_objects2(sctx, cctx, &serverssl,
+                                          &clientssl, sfd, cfd)))
         goto end;
 
-    SSL_free(clientssl);
-    clientssl = NULL;
+    if (!cis_ktls_tx) {
+        if (!TEST_true(SSL_set_mode(clientssl, SSL_MODE_NO_KTLS_TX)))
+            goto end;
+    }
 
-    if (!SSL_CTX_set_tlsext_status_type(cctx, TLSEXT_STATUSTYPE_ocsp)
-     || SSL_CTX_get_tlsext_status_type(cctx) != TLSEXT_STATUSTYPE_ocsp)
-        goto end;
+    if (!sis_ktls_tx) {
+        if (!TEST_true(SSL_set_mode(serverssl, SSL_MODE_NO_KTLS_TX)))
+            goto end;
+    }
 
-    clientssl = SSL_new(cctx);
-    if (SSL_get_tlsext_status_type(clientssl) != TLSEXT_STATUSTYPE_ocsp)
-        goto end;
-    SSL_free(clientssl);
-    clientssl = NULL;
+    if (!cis_ktls_rx) {
+        if (!TEST_true(SSL_set_mode(clientssl, SSL_MODE_NO_KTLS_RX)))
+            goto end;
+    }
 
-    /*
-     * Now actually do a handshake and check OCSP information is exchanged and
-     * the callbacks get called
-     */
-    SSL_CTX_set_tlsext_status_cb(cctx, ocsp_client_cb);
-    SSL_CTX_set_tlsext_status_arg(cctx, &cdummyarg);
-    SSL_CTX_set_tlsext_status_cb(sctx, ocsp_server_cb);
-    SSL_CTX_set_tlsext_status_arg(sctx, &cdummyarg);
-    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
-                                      &clientssl, NULL, NULL))
-            || !TEST_true(create_ssl_connection(serverssl, clientssl,
-                                                SSL_ERROR_NONE))
-            || !TEST_true(ocsp_client_called)
-            || !TEST_true(ocsp_server_called))
-        goto end;
-    SSL_free(serverssl);
-    SSL_free(clientssl);
-    serverssl = NULL;
-    clientssl = NULL;
+    if (!sis_ktls_rx) {
+        if (!TEST_true(SSL_set_mode(serverssl, SSL_MODE_NO_KTLS_RX)))
+            goto end;
+    }
 
-    /* Try again but this time force the server side callback to fail */
-    ocsp_client_called = 0;
-    ocsp_server_called = 0;
-    cdummyarg = 0;
-    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
-                                      &clientssl, NULL, NULL))
-                /* This should fail because the callback will fail */
-            || !TEST_false(create_ssl_connection(serverssl, clientssl,
-                                                 SSL_ERROR_NONE))
-            || !TEST_false(ocsp_client_called)
-            || !TEST_false(ocsp_server_called))
+    if (!TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE)))
         goto end;
-    SSL_free(serverssl);
-    SSL_free(clientssl);
-    serverssl = NULL;
-    clientssl = NULL;
 
-    /*
-     * This time we'll get the client to send an OCSP_RESPID that it will
-     * accept.
-     */
-    ocsp_client_called = 0;
-    ocsp_server_called = 0;
-    cdummyarg = 2;
-    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
-                                      &clientssl, NULL, NULL)))
-        goto end;
+    if (!cis_ktls_tx) {
+        if (!TEST_false(BIO_get_ktls_send(clientssl->wbio)))
+            goto end;
+    } else {
+        if (!TEST_true(BIO_get_ktls_send(clientssl->wbio)))
+            goto end;
+    }
 
-    /*
-     * We'll just use any old cert for this test - it doesn't have to be an OCSP
-     * specific one. We'll use the server cert.
-     */
-    if (!TEST_ptr(certbio = BIO_new_file(cert, "r"))
-            || !TEST_ptr(id = OCSP_RESPID_new())
-            || !TEST_ptr(ids = sk_OCSP_RESPID_new_null())
-            || !TEST_ptr(ocspcert = PEM_read_bio_X509(certbio,
-                                                      NULL, NULL, NULL))
-            || !TEST_true(OCSP_RESPID_set_by_key(id, ocspcert))
-            || !TEST_true(sk_OCSP_RESPID_push(ids, id)))
+    if (!sis_ktls_tx) {
+        if (!TEST_false(BIO_get_ktls_send(serverssl->wbio)))
+            goto end;
+    } else {
+        if (!TEST_true(BIO_get_ktls_send(serverssl->wbio)))
+            goto end;
+    }
+
+    if (!cis_ktls_rx) {
+        if (!TEST_false(BIO_get_ktls_recv(clientssl->rbio)))
+            goto end;
+    } else {
+        if (!TEST_true(BIO_get_ktls_recv(clientssl->rbio)))
+            goto end;
+    }
+
+    if (!sis_ktls_rx) {
+        if (!TEST_false(BIO_get_ktls_recv(serverssl->rbio)))
+            goto end;
+    } else {
+        if (!TEST_true(BIO_get_ktls_recv(serverssl->rbio)))
+            goto end;
+    }
+
+    if (!TEST_true(ping_pong_query(clientssl, serverssl, cfd, sfd)))
         goto end;
-    id = NULL;
-    SSL_set_tlsext_status_ids(clientssl, ids);
-    /* Control has been transferred */
-    ids = NULL;
 
-    BIO_free(certbio);
-    certbio = NULL;
+    testresult = 1;
+end:
+    if (clientssl) {
+        SSL_shutdown(clientssl);
+        SSL_free(clientssl);
+    }
+    if (serverssl) {
+        SSL_shutdown(serverssl);
+        SSL_free(serverssl);
+    }
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    serverssl = clientssl = NULL;
+    return testresult;
+}
+
+#define SENDFILE_SZ                     (16 * 4096)
+#define SENDFILE_CHUNK                  (4 * 4096)
+#define min(a,b)                        ((a) > (b) ? (b) : (a))
+
+static int test_ktls_sendfile(void)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    unsigned char *buf, *buf_dst;
+    BIO *out = NULL, *in = NULL;
+    int cfd, sfd, ffd, err;
+    ssize_t chunk_size = 0;
+    off_t chunk_off = 0;
+    int testresult = 0;
+    FILE *ffdp;
+
+    buf = OPENSSL_zalloc(SENDFILE_SZ);
+    buf_dst = OPENSSL_zalloc(SENDFILE_SZ);
+    if (!TEST_ptr(buf) || !TEST_ptr(buf_dst)
+        || !TEST_true(create_test_sockets(&cfd, &sfd)))
+        goto end;
+
+    /* Skip this test if the platform does not support ktls */
+    if (!ktls_chk_platform(sfd)) {
+        testresult = 1;
+        goto end;
+    }
+
+    /* Create a session based on SHA-256 */
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+                                       TLS_client_method(),
+                                       TLS1_2_VERSION, TLS1_2_VERSION,
+                                       &sctx, &cctx, cert, privkey))
+        || !TEST_true(SSL_CTX_set_cipher_list(cctx,
+                                              "AES128-GCM-SHA256"))
+        || !TEST_true(create_ssl_objects2(sctx, cctx, &serverssl,
+                                          &clientssl, sfd, cfd)))
+        goto end;
 
     if (!TEST_true(create_ssl_connection(serverssl, clientssl,
                                          SSL_ERROR_NONE))
-            || !TEST_true(ocsp_client_called)
-            || !TEST_true(ocsp_server_called))
+        || !TEST_true(BIO_get_ktls_send(serverssl->wbio)))
         goto end;
 
-    testresult = 1;
+    RAND_bytes(buf, SENDFILE_SZ);
+    out = BIO_new_file(tmpfilename, "wb");
+    if (!TEST_ptr(out))
+        goto end;
 
- end:
-    SSL_free(serverssl);
-    SSL_free(clientssl);
+    if (BIO_write(out, buf, SENDFILE_SZ) != SENDFILE_SZ)
+        goto end;
+
+    BIO_free(out);
+    out = NULL;
+    in = BIO_new_file(tmpfilename, "rb");
+    BIO_get_fp(in, &ffdp);
+    ffd = fileno(ffdp);
+
+    while (chunk_off < SENDFILE_SZ) {
+        chunk_size = min(SENDFILE_CHUNK, SENDFILE_SZ - chunk_off);
+        while ((err = SSL_sendfile(serverssl,
+                                   ffd,
+                                   chunk_off,
+                                   chunk_size,
+                                   0)) != chunk_size) {
+            if (SSL_get_error(serverssl, err) != SSL_ERROR_WANT_WRITE)
+                goto end;
+        }
+        while ((err = SSL_read(clientssl,
+                               buf_dst + chunk_off,
+                               chunk_size)) != chunk_size) {
+            if (SSL_get_error(clientssl, err) != SSL_ERROR_WANT_READ)
+                goto end;
+        }
+
+        /* verify the payload */
+        if (!TEST_mem_eq(buf_dst + chunk_off,
+                         chunk_size,
+                         buf + chunk_off,
+                         chunk_size))
+            goto end;
+
+        chunk_off += chunk_size;
+    }
+
+    testresult = 1;
+end:
+    if (clientssl) {
+        SSL_shutdown(clientssl);
+        SSL_free(clientssl);
+    }
+    if (serverssl) {
+        SSL_shutdown(serverssl);
+        SSL_free(serverssl);
+    }
     SSL_CTX_free(sctx);
     SSL_CTX_free(cctx);
-    sk_OCSP_RESPID_pop_free(ids, OCSP_RESPID_free);
-    OCSP_RESPID_free(id);
-    BIO_free(certbio);
-    X509_free(ocspcert);
-    ocspcert = NULL;
-
+    serverssl = clientssl = NULL;
+    BIO_free(out);
+    BIO_free(in);
+    OPENSSL_free(buf);
+    OPENSSL_free(buf_dst);
     return testresult;
 }
-#endif
 
-#if !defined(OPENSSL_NO_TLS1_3) || !defined(OPENSSL_NO_TLS1_2)
-static int new_called, remove_called, get_called;
+static int test_ktls_no_txrx_client_no_txrx_server(void)
+{
+    return execute_test_ktls(0, 0, 0, 0);
+}
 
-static int new_session_cb(SSL *ssl, SSL_SESSION *sess)
+static int test_ktls_no_rx_client_no_txrx_server(void)
 {
-    new_called++;
-    /*
-     * sess has been up-refed for us, but we don't actually need it so free it
-     * immediately.
-     */
-    SSL_SESSION_free(sess);
-    return 1;
+    return execute_test_ktls(1, 0, 0, 0);
 }
 
-static void remove_session_cb(SSL_CTX *ctx, SSL_SESSION *sess)
+static int test_ktls_no_tx_client_no_txrx_server(void)
 {
-    remove_called++;
+    return execute_test_ktls(0, 1, 0, 0);
 }
 
-static SSL_SESSION *get_sess_val = NULL;
+static int test_ktls_client_no_txrx_server(void)
+{
+    return execute_test_ktls(1, 1, 0, 0);
+}
 
-static SSL_SESSION *get_session_cb(SSL *ssl, const unsigned char *id, int len,
-                                   int *copy)
+static int test_ktls_no_txrx_client_no_rx_server(void)
 {
-    get_called++;
-    *copy = 1;
-    return get_sess_val;
+    return execute_test_ktls(0, 0, 1, 0);
 }
 
-static int execute_test_session(int maxprot, int use_int_cache,
-                                int use_ext_cache)
+static int test_ktls_no_rx_client_no_rx_server(void)
 {
-    SSL_CTX *sctx = NULL, *cctx = NULL;
-    SSL *serverssl1 = NULL, *clientssl1 = NULL;
-    SSL *serverssl2 = NULL, *clientssl2 = NULL;
-# ifndef OPENSSL_NO_TLS1_1
-    SSL *serverssl3 = NULL, *clientssl3 = NULL;
-# endif
-    SSL_SESSION *sess1 = NULL, *sess2 = NULL;
-    int testresult = 0;
+    return execute_test_ktls(1, 0, 1, 0);
+}
 
-    new_called = remove_called = 0;
+static int test_ktls_no_tx_client_no_rx_server(void)
+{
+    return execute_test_ktls(0, 1, 1, 0);
+}
 
-    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
-                                       TLS_client_method(), &sctx,
-                                       &cctx, cert, privkey)))
-        return 0;
+static int test_ktls_client_no_rx_server(void)
+{
+    return execute_test_ktls(1, 1, 1, 0);
+}
 
-    /*
-     * Only allow the max protocol version so we can force a connection failure
-     * later
-     */
-    SSL_CTX_set_min_proto_version(cctx, maxprot);
-    SSL_CTX_set_max_proto_version(cctx, maxprot);
+static int test_ktls_no_txrx_client_no_tx_server(void)
+{
+    return execute_test_ktls(0, 0, 0, 1);
+}
 
-    /* Set up session cache */
-    if (use_ext_cache) {
-        SSL_CTX_sess_set_new_cb(cctx, new_session_cb);
-        SSL_CTX_sess_set_remove_cb(cctx, remove_session_cb);
-    }
-    if (use_int_cache) {
-        /* Also covers instance where both are set */
-        SSL_CTX_set_session_cache_mode(cctx, SSL_SESS_CACHE_CLIENT);
-    } else {
-        SSL_CTX_set_session_cache_mode(cctx,
-                                       SSL_SESS_CACHE_CLIENT
-                                       | SSL_SESS_CACHE_NO_INTERNAL_STORE);
-    }
+static int test_ktls_no_rx_client_no_tx_server(void)
+{
+    return execute_test_ktls(1, 0, 0, 1);
+}
 
-    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl1, &clientssl1,
-                                      NULL, NULL))
-            || !TEST_true(create_ssl_connection(serverssl1, clientssl1,
-                                                SSL_ERROR_NONE))
-            || !TEST_ptr(sess1 = SSL_get1_session(clientssl1)))
-        goto end;
+static int test_ktls_no_tx_client_no_tx_server(void)
+{
+    return execute_test_ktls(0, 1, 0, 1);
+}
 
-    /* Should fail because it should already be in the cache */
-    if (use_int_cache && !TEST_false(SSL_CTX_add_session(cctx, sess1)))
-        goto end;
-    if (use_ext_cache
-            && (!TEST_int_eq(new_called, 1) || !TEST_int_eq(remove_called, 0)))
-        goto end;
+static int test_ktls_client_no_tx_server(void)
+{
+    return execute_test_ktls(1, 1, 0, 1);
+}
 
-    new_called = remove_called = 0;
-    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl2,
-                                      &clientssl2, NULL, NULL))
-            || !TEST_true(SSL_set_session(clientssl2, sess1))
-            || !TEST_true(create_ssl_connection(serverssl2, clientssl2,
-                                                SSL_ERROR_NONE))
-            || !TEST_true(SSL_session_reused(clientssl2)))
-        goto end;
+static int test_ktls_no_txrx_client_server(void)
+{
+    return execute_test_ktls(0, 0, 1, 1);
+}
 
-    if (maxprot == TLS1_3_VERSION) {
-        /*
-         * In TLSv1.3 we should have created a new session even though we have
-         * resumed. The original session should also have been removed.
-         */
-        if (use_ext_cache
-                && (!TEST_int_eq(new_called, 1)
-                    || !TEST_int_eq(remove_called, 1)))
-            goto end;
-    } else {
-        /*
-         * In TLSv1.2 we expect to have resumed so no sessions added or
-         * removed.
-         */
-        if (use_ext_cache
-                && (!TEST_int_eq(new_called, 0)
-                    || !TEST_int_eq(remove_called, 0)))
-            goto end;
-    }
+static int test_ktls_no_rx_client_server(void)
+{
+    return execute_test_ktls(1, 0, 1, 1);
+}
 
-    SSL_SESSION_free(sess1);
-    if (!TEST_ptr(sess1 = SSL_get1_session(clientssl2)))
-        goto end;
-    shutdown_ssl_connection(serverssl2, clientssl2);
-    serverssl2 = clientssl2 = NULL;
+static int test_ktls_no_tx_client_server(void)
+{
+    return execute_test_ktls(0, 1, 1, 1);
+}
 
-    new_called = remove_called = 0;
-    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl2,
-                                      &clientssl2, NULL, NULL))
-            || !TEST_true(create_ssl_connection(serverssl2, clientssl2,
-                                                SSL_ERROR_NONE)))
-        goto end;
+static int test_ktls_client_server(void)
+{
+    return execute_test_ktls(1, 1, 1, 1);
+}
+#endif
 
-    if (!TEST_ptr(sess2 = SSL_get1_session(clientssl2)))
-        goto end;
+static int test_large_message_tls(void)
+{
+    return execute_test_large_message(TLS_server_method(), TLS_client_method(),
+                                      TLS1_VERSION, 0, 0);
+}
 
-    if (use_ext_cache
-            && (!TEST_int_eq(new_called, 1) || !TEST_int_eq(remove_called, 0)))
-        goto end;
+static int test_large_message_tls_read_ahead(void)
+{
+    return execute_test_large_message(TLS_server_method(), TLS_client_method(),
+                                      TLS1_VERSION, 0, 1);
+}
 
-    new_called = remove_called = 0;
+#ifndef OPENSSL_NO_DTLS
+static int test_large_message_dtls(void)
+{
     /*
-     * This should clear sess2 from the cache because it is a "bad" session.
-     * See SSL_set_session() documentation.
+     * read_ahead is not relevant to DTLS because DTLS always acts as if
+     * read_ahead is set.
      */
-    if (!TEST_true(SSL_set_session(clientssl2, sess1)))
-        goto end;
-    if (use_ext_cache
-            && (!TEST_int_eq(new_called, 0) || !TEST_int_eq(remove_called, 1)))
-        goto end;
-    if (!TEST_ptr_eq(SSL_get_session(clientssl2), sess1))
-        goto end;
-
-    if (use_int_cache) {
-        /* Should succeeded because it should not already be in the cache */
-        if (!TEST_true(SSL_CTX_add_session(cctx, sess2))
-                || !TEST_true(SSL_CTX_remove_session(cctx, sess2)))
-            goto end;
-    }
+    return execute_test_large_message(DTLS_server_method(),
+                                      DTLS_client_method(),
+                                      DTLS1_VERSION, 0, 0);
+}
+#endif
 
-    new_called = remove_called = 0;
-    /* This shouldn't be in the cache so should fail */
-    if (!TEST_false(SSL_CTX_remove_session(cctx, sess2)))
-        goto end;
+#ifndef OPENSSL_NO_OCSP
+static int ocsp_server_cb(SSL *s, void *arg)
+{
+    int *argi = (int *)arg;
+    unsigned char *copy = NULL;
+    STACK_OF(OCSP_RESPID) *ids = NULL;
+    OCSP_RESPID *id = NULL;
 
-    if (use_ext_cache
-            && (!TEST_int_eq(new_called, 0) || !TEST_int_eq(remove_called, 1)))
-        goto end;
+    if (*argi == 2) {
+        /* In this test we are expecting exactly 1 OCSP_RESPID */
+        SSL_get_tlsext_status_ids(s, &ids);
+        if (ids == NULL || sk_OCSP_RESPID_num(ids) != 1)
+            return SSL_TLSEXT_ERR_ALERT_FATAL;
 
-# if !defined(OPENSSL_NO_TLS1_1)
-    new_called = remove_called = 0;
-    /* Force a connection failure */
-    SSL_CTX_set_max_proto_version(sctx, TLS1_1_VERSION);
-    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl3,
-                                      &clientssl3, NULL, NULL))
-            || !TEST_true(SSL_set_session(clientssl3, sess1))
-            /* This should fail because of the mismatched protocol versions */
-            || !TEST_false(create_ssl_connection(serverssl3, clientssl3,
-                                                 SSL_ERROR_NONE)))
-        goto end;
+        id = sk_OCSP_RESPID_value(ids, 0);
+        if (id == NULL || !OCSP_RESPID_match(id, ocspcert))
+            return SSL_TLSEXT_ERR_ALERT_FATAL;
+    } else if (*argi != 1) {
+        return SSL_TLSEXT_ERR_ALERT_FATAL;
+    }
 
-    /* We should have automatically removed the session from the cache */
-    if (use_ext_cache
-            && (!TEST_int_eq(new_called, 0) || !TEST_int_eq(remove_called, 1)))
+    if (!TEST_ptr(copy = OPENSSL_memdup(orespder, sizeof(orespder))))
+        return SSL_TLSEXT_ERR_ALERT_FATAL;
+
+    SSL_set_tlsext_status_ocsp_resp(s, copy, sizeof(orespder));
+    ocsp_server_called = 1;
+    return SSL_TLSEXT_ERR_OK;
+}
+
+static int ocsp_client_cb(SSL *s, void *arg)
+{
+    int *argi = (int *)arg;
+    const unsigned char *respderin;
+    size_t len;
+
+    if (*argi != 1 && *argi != 2)
+        return 0;
+
+    len = SSL_get_tlsext_status_ocsp_resp(s, &respderin);
+    if (!TEST_mem_eq(orespder, len, respderin, len))
+        return 0;
+
+    ocsp_client_called = 1;
+    return 1;
+}
+
+static int test_tlsext_status_type(void)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
+    STACK_OF(OCSP_RESPID) *ids = NULL;
+    OCSP_RESPID *id = NULL;
+    BIO *certbio = NULL;
+
+    if (!create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                             TLS1_VERSION, 0,
+                             &sctx, &cctx, cert, privkey))
+        return 0;
+
+    if (SSL_CTX_get_tlsext_status_type(cctx) != -1)
         goto end;
 
-    /* Should succeed because it should not already be in the cache */
-    if (use_int_cache && !TEST_true(SSL_CTX_add_session(cctx, sess2)))
+    /* First just do various checks getting and setting tlsext_status_type */
+
+    clientssl = SSL_new(cctx);
+    if (!TEST_int_eq(SSL_get_tlsext_status_type(clientssl), -1)
+            || !TEST_true(SSL_set_tlsext_status_type(clientssl,
+                                                      TLSEXT_STATUSTYPE_ocsp))
+            || !TEST_int_eq(SSL_get_tlsext_status_type(clientssl),
+                            TLSEXT_STATUSTYPE_ocsp))
         goto end;
-# endif
 
-    /* Now do some tests for server side caching */
-    if (use_ext_cache) {
-        SSL_CTX_sess_set_new_cb(cctx, NULL);
-        SSL_CTX_sess_set_remove_cb(cctx, NULL);
-        SSL_CTX_sess_set_new_cb(sctx, new_session_cb);
-        SSL_CTX_sess_set_remove_cb(sctx, remove_session_cb);
-        SSL_CTX_sess_set_get_cb(sctx, get_session_cb);
-        get_sess_val = NULL;
-    }
+    SSL_free(clientssl);
+    clientssl = NULL;
 
-    SSL_CTX_set_session_cache_mode(cctx, 0);
-    /* Internal caching is the default on the server side */
-    if (!use_int_cache)
-        SSL_CTX_set_session_cache_mode(sctx,
-                                       SSL_SESS_CACHE_SERVER
-                                       | SSL_SESS_CACHE_NO_INTERNAL_STORE);
+    if (!SSL_CTX_set_tlsext_status_type(cctx, TLSEXT_STATUSTYPE_ocsp)
+     || SSL_CTX_get_tlsext_status_type(cctx) != TLSEXT_STATUSTYPE_ocsp)
+        goto end;
 
-    SSL_free(serverssl1);
-    SSL_free(clientssl1);
-    serverssl1 = clientssl1 = NULL;
-    SSL_free(serverssl2);
-    SSL_free(clientssl2);
-    serverssl2 = clientssl2 = NULL;
-    SSL_SESSION_free(sess1);
-    sess1 = NULL;
-    SSL_SESSION_free(sess2);
-    sess2 = NULL;
+    clientssl = SSL_new(cctx);
+    if (SSL_get_tlsext_status_type(clientssl) != TLSEXT_STATUSTYPE_ocsp)
+        goto end;
+    SSL_free(clientssl);
+    clientssl = NULL;
 
-    SSL_CTX_set_max_proto_version(sctx, maxprot);
-    SSL_CTX_set_options(sctx, SSL_OP_NO_TICKET);
-    new_called = remove_called = get_called = 0;
-    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl1, &clientssl1,
-                                      NULL, NULL))
-            || !TEST_true(create_ssl_connection(serverssl1, clientssl1,
+    /*
+     * Now actually do a handshake and check OCSP information is exchanged and
+     * the callbacks get called
+     */
+    SSL_CTX_set_tlsext_status_cb(cctx, ocsp_client_cb);
+    SSL_CTX_set_tlsext_status_arg(cctx, &cdummyarg);
+    SSL_CTX_set_tlsext_status_cb(sctx, ocsp_server_cb);
+    SSL_CTX_set_tlsext_status_arg(sctx, &cdummyarg);
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+                                      &clientssl, NULL, NULL))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
                                                 SSL_ERROR_NONE))
-            || !TEST_ptr(sess1 = SSL_get1_session(clientssl1))
-            || !TEST_ptr(sess2 = SSL_get1_session(serverssl1)))
+            || !TEST_true(ocsp_client_called)
+            || !TEST_true(ocsp_server_called))
         goto end;
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    serverssl = NULL;
+    clientssl = NULL;
 
-    /* Should fail because it should already be in the cache */
-    if (use_int_cache && !TEST_false(SSL_CTX_add_session(sctx, sess2)))
+    /* Try again but this time force the server side callback to fail */
+    ocsp_client_called = 0;
+    ocsp_server_called = 0;
+    cdummyarg = 0;
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+                                      &clientssl, NULL, NULL))
+                /* This should fail because the callback will fail */
+            || !TEST_false(create_ssl_connection(serverssl, clientssl,
+                                                 SSL_ERROR_NONE))
+            || !TEST_false(ocsp_client_called)
+            || !TEST_false(ocsp_server_called))
         goto end;
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    serverssl = NULL;
+    clientssl = NULL;
 
-    if (use_ext_cache) {
-        SSL_SESSION *tmp = sess2;
-
-        if (!TEST_int_eq(new_called, 1)
-                || !TEST_int_eq(remove_called, 0)
-                || !TEST_int_eq(get_called, 0))
-            goto end;
-        /*
-         * Delete the session from the internal cache to force a lookup from
-         * the external cache. We take a copy first because
-         * SSL_CTX_remove_session() also marks the session as non-resumable.
-         */
-        if (use_int_cache) {
-            if (!TEST_ptr(tmp = SSL_SESSION_dup(sess2))
-                    || !TEST_true(SSL_CTX_remove_session(sctx, sess2)))
-                goto end;
-            SSL_SESSION_free(sess2);
-        }
-        sess2 = tmp;
-    }
+    /*
+     * This time we'll get the client to send an OCSP_RESPID that it will
+     * accept.
+     */
+    ocsp_client_called = 0;
+    ocsp_server_called = 0;
+    cdummyarg = 2;
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+                                      &clientssl, NULL, NULL)))
+        goto end;
 
-    new_called = remove_called = get_called = 0;
-    get_sess_val = sess2;
-    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl2,
-                                      &clientssl2, NULL, NULL))
-            || !TEST_true(SSL_set_session(clientssl2, sess1))
-            || !TEST_true(create_ssl_connection(serverssl2, clientssl2,
-                                                SSL_ERROR_NONE))
-            || !TEST_true(SSL_session_reused(clientssl2)))
+    /*
+     * We'll just use any old cert for this test - it doesn't have to be an OCSP
+     * specific one. We'll use the server cert.
+     */
+    if (!TEST_ptr(certbio = BIO_new_file(cert, "r"))
+            || !TEST_ptr(id = OCSP_RESPID_new())
+            || !TEST_ptr(ids = sk_OCSP_RESPID_new_null())
+            || !TEST_ptr(ocspcert = PEM_read_bio_X509(certbio,
+                                                      NULL, NULL, NULL))
+            || !TEST_true(OCSP_RESPID_set_by_key(id, ocspcert))
+            || !TEST_true(sk_OCSP_RESPID_push(ids, id)))
         goto end;
+    id = NULL;
+    SSL_set_tlsext_status_ids(clientssl, ids);
+    /* Control has been transferred */
+    ids = NULL;
 
-    if (use_ext_cache) {
-        if (!TEST_int_eq(new_called, 0)
-                || !TEST_int_eq(remove_called, 0))
-            goto end;
+    BIO_free(certbio);
+    certbio = NULL;
 
-        if (maxprot == TLS1_3_VERSION) {
-            if (!TEST_int_eq(get_called, 0))
-                goto end;
-        } else {
-            if (!TEST_int_eq(get_called, 1))
-                goto end;
-        }
-    }
+    if (!TEST_true(create_ssl_connection(serverssl, clientssl,
+                                         SSL_ERROR_NONE))
+            || !TEST_true(ocsp_client_called)
+            || !TEST_true(ocsp_server_called))
+        goto end;
 
     testresult = 1;
 
  end:
-    SSL_free(serverssl1);
-    SSL_free(clientssl1);
-    SSL_free(serverssl2);
-    SSL_free(clientssl2);
-# ifndef OPENSSL_NO_TLS1_1
-    SSL_free(serverssl3);
-    SSL_free(clientssl3);
-# endif
-    SSL_SESSION_free(sess1);
-    SSL_SESSION_free(sess2);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
     SSL_CTX_free(sctx);
     SSL_CTX_free(cctx);
+    sk_OCSP_RESPID_pop_free(ids, OCSP_RESPID_free);
+    OCSP_RESPID_free(id);
+    BIO_free(certbio);
+    X509_free(ocspcert);
+    ocspcert = NULL;
 
     return testresult;
 }
-#endif /* !defined(OPENSSL_NO_TLS1_3) || !defined(OPENSSL_NO_TLS1_2) */
-
-static int test_session_with_only_int_cache(void)
-{
-#ifndef OPENSSL_NO_TLS1_3
-    if (!execute_test_session(TLS1_3_VERSION, 1, 0))
-        return 0;
 #endif
 
-#ifndef OPENSSL_NO_TLS1_2
-    return execute_test_session(TLS1_2_VERSION, 1, 0);
-#else
+#if !defined(OPENSSL_NO_TLS1_3) || !defined(OPENSSL_NO_TLS1_2)
+static int new_called, remove_called, get_called;
+
+static int new_session_cb(SSL *ssl, SSL_SESSION *sess)
+{
+    new_called++;
+    /*
+     * sess has been up-refed for us, but we don't actually need it so free it
+     * immediately.
+     */
+    SSL_SESSION_free(sess);
     return 1;
-#endif
 }
 
-static int test_session_with_only_ext_cache(void)
-{
-#ifndef OPENSSL_NO_TLS1_3
-    if (!execute_test_session(TLS1_3_VERSION, 0, 1))
-        return 0;
-#endif
-
-#ifndef OPENSSL_NO_TLS1_2
-    return execute_test_session(TLS1_2_VERSION, 0, 1);
-#else
-    return 1;
-#endif
-}
-
-static int test_session_with_both_cache(void)
+static void remove_session_cb(SSL_CTX *ctx, SSL_SESSION *sess)
 {
-#ifndef OPENSSL_NO_TLS1_3
-    if (!execute_test_session(TLS1_3_VERSION, 1, 1))
-        return 0;
-#endif
-
-#ifndef OPENSSL_NO_TLS1_2
-    return execute_test_session(TLS1_2_VERSION, 1, 1);
-#else
-    return 1;
-#endif
+    remove_called++;
 }
 
-#define USE_NULL    0
-#define USE_BIO_1   1
-#define USE_BIO_2   2
-
-#define TOTAL_SSL_SET_BIO_TESTS (3 * 3 * 3 * 3)
+static SSL_SESSION *get_sess_val = NULL;
 
-static void setupbio(BIO **res, BIO *bio1, BIO *bio2, int type)
+static SSL_SESSION *get_session_cb(SSL *ssl, const unsigned char *id, int len,
+                                   int *copy)
 {
-    switch (type) {
-    case USE_NULL:
-        *res = NULL;
-        break;
-    case USE_BIO_1:
-        *res = bio1;
-        break;
-    case USE_BIO_2:
-        *res = bio2;
-        break;
-    }
+    get_called++;
+    *copy = 1;
+    return get_sess_val;
 }
 
-static int test_ssl_set_bio(int idx)
+static int execute_test_session(int maxprot, int use_int_cache,
+                                int use_ext_cache)
 {
-    SSL_CTX *ctx;
-    BIO *bio1 = NULL;
-    BIO *bio2 = NULL;
-    BIO *irbio = NULL, *iwbio = NULL, *nrbio = NULL, *nwbio = NULL;
-    SSL *ssl = NULL;
-    int initrbio, initwbio, newrbio, newwbio;
-    int testresult = 0;
-
-    initrbio = idx % 3;
-    idx /= 3;
-    initwbio = idx % 3;
-    idx /= 3;
-    newrbio = idx % 3;
-    idx /= 3;
-    newwbio = idx;
-    if (!TEST_int_le(newwbio, 2))
-        return 0;
-
-    if (!TEST_ptr(ctx = SSL_CTX_new(TLS_method()))
-                || !TEST_ptr(ssl = SSL_new(ctx)))
-        goto end;
+    SSL_CTX *sctx = NULL, *cctx = NULL;
+    SSL *serverssl1 = NULL, *clientssl1 = NULL;
+    SSL *serverssl2 = NULL, *clientssl2 = NULL;
+# ifndef OPENSSL_NO_TLS1_1
+    SSL *serverssl3 = NULL, *clientssl3 = NULL;
+# endif
+    SSL_SESSION *sess1 = NULL, *sess2 = NULL;
+    int testresult = 0, numnewsesstick = 1;
 
-    if (initrbio == USE_BIO_1
-            || initwbio == USE_BIO_1
-            || newrbio == USE_BIO_1
-            || newwbio == USE_BIO_1) {
-        if (!TEST_ptr(bio1 = BIO_new(BIO_s_mem())))
-            goto end;
-    }
+    new_called = remove_called = 0;
 
-    if (initrbio == USE_BIO_2
-            || initwbio == USE_BIO_2
-            || newrbio == USE_BIO_2
-            || newwbio == USE_BIO_2) {
-        if (!TEST_ptr(bio2 = BIO_new(BIO_s_mem())))
-            goto end;
-    }
+    /* TLSv1.3 sends 2 NewSessionTickets */
+    if (maxprot == TLS1_3_VERSION)
+        numnewsesstick = 2;
 
-    setupbio(&irbio, bio1, bio2, initrbio);
-    setupbio(&iwbio, bio1, bio2, initwbio);
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0,
+                                       &sctx, &cctx, cert, privkey)))
+        return 0;
 
     /*
-     * We want to maintain our own refs to these BIO, so do an up ref for each
-     * BIO that will have ownership transferred in the SSL_set_bio() call
+     * Only allow the max protocol version so we can force a connection failure
+     * later
      */
-    if (irbio != NULL)
-        BIO_up_ref(irbio);
-    if (iwbio != NULL && iwbio != irbio)
-        BIO_up_ref(iwbio);
-
-    SSL_set_bio(ssl, irbio, iwbio);
+    SSL_CTX_set_min_proto_version(cctx, maxprot);
+    SSL_CTX_set_max_proto_version(cctx, maxprot);
 
-    setupbio(&nrbio, bio1, bio2, newrbio);
-    setupbio(&nwbio, bio1, bio2, newwbio);
+    /* Set up session cache */
+    if (use_ext_cache) {
+        SSL_CTX_sess_set_new_cb(cctx, new_session_cb);
+        SSL_CTX_sess_set_remove_cb(cctx, remove_session_cb);
+    }
+    if (use_int_cache) {
+        /* Also covers instance where both are set */
+        SSL_CTX_set_session_cache_mode(cctx, SSL_SESS_CACHE_CLIENT);
+    } else {
+        SSL_CTX_set_session_cache_mode(cctx,
+                                       SSL_SESS_CACHE_CLIENT
+                                       | SSL_SESS_CACHE_NO_INTERNAL_STORE);
+    }
 
-    /*
-     * We will (maybe) transfer ownership again so do more up refs.
-     * SSL_set_bio() has some really complicated ownership rules where BIOs have
-     * already been set!
-     */
-    if (nrbio != NULL
-            && nrbio != irbio
-            && (nwbio != iwbio || nrbio != nwbio))
-        BIO_up_ref(nrbio);
-    if (nwbio != NULL
-            && nwbio != nrbio
-            && (nwbio != iwbio || (nwbio == iwbio && irbio == iwbio)))
-        BIO_up_ref(nwbio);
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl1, &clientssl1,
+                                      NULL, NULL))
+            || !TEST_true(create_ssl_connection(serverssl1, clientssl1,
+                                                SSL_ERROR_NONE))
+            || !TEST_ptr(sess1 = SSL_get1_session(clientssl1)))
+        goto end;
 
-    SSL_set_bio(ssl, nrbio, nwbio);
+    /* Should fail because it should already be in the cache */
+    if (use_int_cache && !TEST_false(SSL_CTX_add_session(cctx, sess1)))
+        goto end;
+    if (use_ext_cache
+            && (!TEST_int_eq(new_called, numnewsesstick)
 
-    testresult = 1;
+                || !TEST_int_eq(remove_called, 0)))
+        goto end;
 
- end:
-    SSL_free(ssl);
-    BIO_free(bio1);
-    BIO_free(bio2);
+    new_called = remove_called = 0;
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl2,
+                                      &clientssl2, NULL, NULL))
+            || !TEST_true(SSL_set_session(clientssl2, sess1))
+            || !TEST_true(create_ssl_connection(serverssl2, clientssl2,
+                                                SSL_ERROR_NONE))
+            || !TEST_true(SSL_session_reused(clientssl2)))
+        goto end;
 
-    /*
-     * This test is checking that the ref counting for SSL_set_bio is correct.
-     * If we get here and we did too many frees then we will fail in the above
-     * functions. If we haven't done enough then this will only be detected in
-     * a crypto-mdebug build
-     */
-    SSL_CTX_free(ctx);
-    return testresult;
-}
+    if (maxprot == TLS1_3_VERSION) {
+        /*
+         * In TLSv1.3 we should have created a new session even though we have
+         * resumed. Since we attempted a resume we should also have removed the
+         * old ticket from the cache so that we try to only use tickets once.
+         */
+        if (use_ext_cache
+                && (!TEST_int_eq(new_called, 1)
+                    || !TEST_int_eq(remove_called, 1)))
+            goto end;
+    } else {
+        /*
+         * In TLSv1.2 we expect to have resumed so no sessions added or
+         * removed.
+         */
+        if (use_ext_cache
+                && (!TEST_int_eq(new_called, 0)
+                    || !TEST_int_eq(remove_called, 0)))
+            goto end;
+    }
 
-typedef enum { NO_BIO_CHANGE, CHANGE_RBIO, CHANGE_WBIO } bio_change_t;
+    SSL_SESSION_free(sess1);
+    if (!TEST_ptr(sess1 = SSL_get1_session(clientssl2)))
+        goto end;
+    shutdown_ssl_connection(serverssl2, clientssl2);
+    serverssl2 = clientssl2 = NULL;
 
-static int execute_test_ssl_bio(int pop_ssl, bio_change_t change_bio)
-{
-    BIO *sslbio = NULL, *membio1 = NULL, *membio2 = NULL;
-    SSL_CTX *ctx;
-    SSL *ssl = NULL;
-    int testresult = 0;
+    new_called = remove_called = 0;
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl2,
+                                      &clientssl2, NULL, NULL))
+            || !TEST_true(create_ssl_connection(serverssl2, clientssl2,
+                                                SSL_ERROR_NONE)))
+        goto end;
 
-    if (!TEST_ptr(ctx = SSL_CTX_new(TLS_method()))
-            || !TEST_ptr(ssl = SSL_new(ctx))
-            || !TEST_ptr(sslbio = BIO_new(BIO_f_ssl()))
-            || !TEST_ptr(membio1 = BIO_new(BIO_s_mem())))
+    if (!TEST_ptr(sess2 = SSL_get1_session(clientssl2)))
         goto end;
 
-    BIO_set_ssl(sslbio, ssl, BIO_CLOSE);
+    if (use_ext_cache
+            && (!TEST_int_eq(new_called, numnewsesstick)
+                || !TEST_int_eq(remove_called, 0)))
+        goto end;
 
+    new_called = remove_called = 0;
     /*
-     * If anything goes wrong here then we could leak memory, so this will
-     * be caught in a crypto-mdebug build
+     * This should clear sess2 from the cache because it is a "bad" session.
+     * See SSL_set_session() documentation.
      */
-    BIO_push(sslbio, membio1);
+    if (!TEST_true(SSL_set_session(clientssl2, sess1)))
+        goto end;
+    if (use_ext_cache
+            && (!TEST_int_eq(new_called, 0) || !TEST_int_eq(remove_called, 1)))
+        goto end;
+    if (!TEST_ptr_eq(SSL_get_session(clientssl2), sess1))
+        goto end;
 
-    /* Verify changing the rbio/wbio directly does not cause leaks */
-    if (change_bio != NO_BIO_CHANGE) {
-        if (!TEST_ptr(membio2 = BIO_new(BIO_s_mem())))
+    if (use_int_cache) {
+        /* Should succeeded because it should not already be in the cache */
+        if (!TEST_true(SSL_CTX_add_session(cctx, sess2))
+                || !TEST_true(SSL_CTX_remove_session(cctx, sess2)))
             goto end;
-        if (change_bio == CHANGE_RBIO)
-            SSL_set0_rbio(ssl, membio2);
-        else
-            SSL_set0_wbio(ssl, membio2);
     }
-    ssl = NULL;
-
-    if (pop_ssl)
-        BIO_pop(sslbio);
-    else
-        BIO_pop(membio1);
 
-    testresult = 1;
- end:
-    BIO_free(membio1);
-    BIO_free(sslbio);
-    SSL_free(ssl);
-    SSL_CTX_free(ctx);
+    new_called = remove_called = 0;
+    /* This shouldn't be in the cache so should fail */
+    if (!TEST_false(SSL_CTX_remove_session(cctx, sess2)))
+        goto end;
 
-    return testresult;
-}
+    if (use_ext_cache
+            && (!TEST_int_eq(new_called, 0) || !TEST_int_eq(remove_called, 1)))
+        goto end;
 
-static int test_ssl_bio_pop_next_bio(void)
-{
-    return execute_test_ssl_bio(0, NO_BIO_CHANGE);
-}
+# if !defined(OPENSSL_NO_TLS1_1)
+    new_called = remove_called = 0;
+    /* Force a connection failure */
+    SSL_CTX_set_max_proto_version(sctx, TLS1_1_VERSION);
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl3,
+                                      &clientssl3, NULL, NULL))
+            || !TEST_true(SSL_set_session(clientssl3, sess1))
+            /* This should fail because of the mismatched protocol versions */
+            || !TEST_false(create_ssl_connection(serverssl3, clientssl3,
+                                                 SSL_ERROR_NONE)))
+        goto end;
 
-static int test_ssl_bio_pop_ssl_bio(void)
-{
-    return execute_test_ssl_bio(1, NO_BIO_CHANGE);
-}
-
-static int test_ssl_bio_change_rbio(void)
-{
-    return execute_test_ssl_bio(0, CHANGE_RBIO);
-}
-
-static int test_ssl_bio_change_wbio(void)
-{
-    return execute_test_ssl_bio(0, CHANGE_WBIO);
-}
-
-typedef struct {
-    /* The list of sig algs */
-    const int *list;
-    /* The length of the list */
-    size_t listlen;
-    /* A sigalgs list in string format */
-    const char *liststr;
-    /* Whether setting the list should succeed */
-    int valid;
-    /* Whether creating a connection with the list should succeed */
-    int connsuccess;
-} sigalgs_list;
-
-static const int validlist1[] = {NID_sha256, EVP_PKEY_RSA};
-#ifndef OPENSSL_NO_EC
-static const int validlist2[] = {NID_sha256, EVP_PKEY_RSA, NID_sha512, EVP_PKEY_EC};
-static const int validlist3[] = {NID_sha512, EVP_PKEY_EC};
-#endif
-static const int invalidlist1[] = {NID_undef, EVP_PKEY_RSA};
-static const int invalidlist2[] = {NID_sha256, NID_undef};
-static const int invalidlist3[] = {NID_sha256, EVP_PKEY_RSA, NID_sha256};
-static const int invalidlist4[] = {NID_sha256};
-static const sigalgs_list testsigalgs[] = {
-    {validlist1, OSSL_NELEM(validlist1), NULL, 1, 1},
-#ifndef OPENSSL_NO_EC
-    {validlist2, OSSL_NELEM(validlist2), NULL, 1, 1},
-    {validlist3, OSSL_NELEM(validlist3), NULL, 1, 0},
-#endif
-    {NULL, 0, "RSA+SHA256", 1, 1},
-#ifndef OPENSSL_NO_EC
-    {NULL, 0, "RSA+SHA256:ECDSA+SHA512", 1, 1},
-    {NULL, 0, "ECDSA+SHA512", 1, 0},
-#endif
-    {invalidlist1, OSSL_NELEM(invalidlist1), NULL, 0, 0},
-    {invalidlist2, OSSL_NELEM(invalidlist2), NULL, 0, 0},
-    {invalidlist3, OSSL_NELEM(invalidlist3), NULL, 0, 0},
-    {invalidlist4, OSSL_NELEM(invalidlist4), NULL, 0, 0},
-    {NULL, 0, "RSA", 0, 0},
-    {NULL, 0, "SHA256", 0, 0},
-    {NULL, 0, "RSA+SHA256:SHA256", 0, 0},
-    {NULL, 0, "Invalid", 0, 0}
-};
+    /* We should have automatically removed the session from the cache */
+    if (use_ext_cache
+            && (!TEST_int_eq(new_called, 0) || !TEST_int_eq(remove_called, 1)))
+        goto end;
 
-static int test_set_sigalgs(int idx)
-{
-    SSL_CTX *cctx = NULL, *sctx = NULL;
-    SSL *clientssl = NULL, *serverssl = NULL;
-    int testresult = 0;
-    const sigalgs_list *curr;
-    int testctx;
+    /* Should succeed because it should not already be in the cache */
+    if (use_int_cache && !TEST_true(SSL_CTX_add_session(cctx, sess2)))
+        goto end;
+# endif
 
-    /* Should never happen */
-    if (!TEST_size_t_le((size_t)idx, OSSL_NELEM(testsigalgs) * 2))
-        return 0;
+    /* Now do some tests for server side caching */
+    if (use_ext_cache) {
+        SSL_CTX_sess_set_new_cb(cctx, NULL);
+        SSL_CTX_sess_set_remove_cb(cctx, NULL);
+        SSL_CTX_sess_set_new_cb(sctx, new_session_cb);
+        SSL_CTX_sess_set_remove_cb(sctx, remove_session_cb);
+        SSL_CTX_sess_set_get_cb(sctx, get_session_cb);
+        get_sess_val = NULL;
+    }
 
-    testctx = ((size_t)idx < OSSL_NELEM(testsigalgs));
-    curr = testctx ? &testsigalgs[idx]
-                   : &testsigalgs[idx - OSSL_NELEM(testsigalgs)];
+    SSL_CTX_set_session_cache_mode(cctx, 0);
+    /* Internal caching is the default on the server side */
+    if (!use_int_cache)
+        SSL_CTX_set_session_cache_mode(sctx,
+                                       SSL_SESS_CACHE_SERVER
+                                       | SSL_SESS_CACHE_NO_INTERNAL_STORE);
 
-    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
-                                       TLS_client_method(), &sctx,
-                                       &cctx, cert, privkey)))
-        return 0;
+    SSL_free(serverssl1);
+    SSL_free(clientssl1);
+    serverssl1 = clientssl1 = NULL;
+    SSL_free(serverssl2);
+    SSL_free(clientssl2);
+    serverssl2 = clientssl2 = NULL;
+    SSL_SESSION_free(sess1);
+    sess1 = NULL;
+    SSL_SESSION_free(sess2);
+    sess2 = NULL;
 
-    /*
-     * TODO(TLS1.3): These APIs cannot set TLSv1.3 sig algs so we just test it
-     * for TLSv1.2 for now until we add a new API.
-     */
-    SSL_CTX_set_max_proto_version(cctx, TLS1_2_VERSION);
+    SSL_CTX_set_max_proto_version(sctx, maxprot);
+    if (maxprot == TLS1_2_VERSION)
+        SSL_CTX_set_options(sctx, SSL_OP_NO_TICKET);
+    new_called = remove_called = get_called = 0;
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl1, &clientssl1,
+                                      NULL, NULL))
+            || !TEST_true(create_ssl_connection(serverssl1, clientssl1,
+                                                SSL_ERROR_NONE))
+            || !TEST_ptr(sess1 = SSL_get1_session(clientssl1))
+            || !TEST_ptr(sess2 = SSL_get1_session(serverssl1)))
+        goto end;
 
-    if (testctx) {
-        int ret;
+    if (use_int_cache) {
+        if (maxprot == TLS1_3_VERSION && !use_ext_cache) {
+            /*
+             * In TLSv1.3 it should not have been added to the internal cache,
+             * except in the case where we also have an external cache (in that
+             * case it gets added to the cache in order to generate remove
+             * events after timeout).
+             */
+            if (!TEST_false(SSL_CTX_remove_session(sctx, sess2)))
+                goto end;
+        } else {
+            /* Should fail because it should already be in the cache */
+            if (!TEST_false(SSL_CTX_add_session(sctx, sess2)))
+                goto end;
+        }
+    }
 
-        if (curr->list != NULL)
-            ret = SSL_CTX_set1_sigalgs(cctx, curr->list, curr->listlen);
-        else
-            ret = SSL_CTX_set1_sigalgs_list(cctx, curr->liststr);
+    if (use_ext_cache) {
+        SSL_SESSION *tmp = sess2;
 
-        if (!ret) {
-            if (curr->valid)
-                TEST_info("Failure setting sigalgs in SSL_CTX (%d)\n", idx);
-            else
-                testresult = 1;
-            goto end;
-        }
-        if (!curr->valid) {
-            TEST_info("Not-failed setting sigalgs in SSL_CTX (%d)\n", idx);
+        if (!TEST_int_eq(new_called, numnewsesstick)
+                || !TEST_int_eq(remove_called, 0)
+                || !TEST_int_eq(get_called, 0))
             goto end;
+        /*
+         * Delete the session from the internal cache to force a lookup from
+         * the external cache. We take a copy first because
+         * SSL_CTX_remove_session() also marks the session as non-resumable.
+         */
+        if (use_int_cache && maxprot != TLS1_3_VERSION) {
+            if (!TEST_ptr(tmp = SSL_SESSION_dup(sess2))
+                    || !TEST_true(SSL_CTX_remove_session(sctx, sess2)))
+                goto end;
+            SSL_SESSION_free(sess2);
         }
+        sess2 = tmp;
     }
 
-    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
-                                      &clientssl, NULL, NULL)))
+    new_called = remove_called = get_called = 0;
+    get_sess_val = sess2;
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl2,
+                                      &clientssl2, NULL, NULL))
+            || !TEST_true(SSL_set_session(clientssl2, sess1))
+            || !TEST_true(create_ssl_connection(serverssl2, clientssl2,
+                                                SSL_ERROR_NONE))
+            || !TEST_true(SSL_session_reused(clientssl2)))
         goto end;
 
-    if (!testctx) {
-        int ret;
-
-        if (curr->list != NULL)
-            ret = SSL_set1_sigalgs(clientssl, curr->list, curr->listlen);
-        else
-            ret = SSL_set1_sigalgs_list(clientssl, curr->liststr);
-        if (!ret) {
-            if (curr->valid)
-                TEST_info("Failure setting sigalgs in SSL (%d)\n", idx);
-            else
-                testresult = 1;
+    if (use_ext_cache) {
+        if (!TEST_int_eq(remove_called, 0))
             goto end;
+
+        if (maxprot == TLS1_3_VERSION) {
+            if (!TEST_int_eq(new_called, 1)
+                    || !TEST_int_eq(get_called, 0))
+                goto end;
+        } else {
+            if (!TEST_int_eq(new_called, 0)
+                    || !TEST_int_eq(get_called, 1))
+                goto end;
         }
-        if (!curr->valid)
-            goto end;
     }
 
-    if (!TEST_int_eq(create_ssl_connection(serverssl, clientssl,
-                                           SSL_ERROR_NONE),
-                curr->connsuccess))
-        goto end;
-
     testresult = 1;
 
  end:
-    SSL_free(serverssl);
-    SSL_free(clientssl);
+    SSL_free(serverssl1);
+    SSL_free(clientssl1);
+    SSL_free(serverssl2);
+    SSL_free(clientssl2);
+# ifndef OPENSSL_NO_TLS1_1
+    SSL_free(serverssl3);
+    SSL_free(clientssl3);
+# endif
+    SSL_SESSION_free(sess1);
+    SSL_SESSION_free(sess2);
     SSL_CTX_free(sctx);
     SSL_CTX_free(cctx);
 
     return testresult;
 }
+#endif /* !defined(OPENSSL_NO_TLS1_3) || !defined(OPENSSL_NO_TLS1_2) */
 
-#ifndef OPENSSL_NO_TLS1_3
-
-static SSL_SESSION *clientpsk = NULL;
-static SSL_SESSION *serverpsk = NULL;
-static const char *pskid = "Identity";
-static const char *srvid;
-
-static int use_session_cb_cnt = 0;
-static int find_session_cb_cnt = 0;
-
-static int use_session_cb(SSL *ssl, const EVP_MD *md, const unsigned char **id,
-                          size_t *idlen, SSL_SESSION **sess)
+static int test_session_with_only_int_cache(void)
 {
-    switch (++use_session_cb_cnt) {
-    case 1:
-        /* The first call should always have a NULL md */
-        if (md != NULL)
-            return 0;
-        break;
-
-    case 2:
-        /* The second call should always have an md */
-        if (md == NULL)
-            return 0;
-        break;
-
-    default:
-        /* We should only be called a maximum of twice */
+#ifndef OPENSSL_NO_TLS1_3
+    if (!execute_test_session(TLS1_3_VERSION, 1, 0))
         return 0;
-    }
-
-    if (clientpsk != NULL)
-        SSL_SESSION_up_ref(clientpsk);
-
-    *sess = clientpsk;
-    *id = (const unsigned char *)pskid;
-    *idlen = strlen(pskid);
+#endif
 
+#ifndef OPENSSL_NO_TLS1_2
+    return execute_test_session(TLS1_2_VERSION, 1, 0);
+#else
     return 1;
+#endif
 }
 
-static int find_session_cb(SSL *ssl, const unsigned char *identity,
-                           size_t identity_len, SSL_SESSION **sess)
+static int test_session_with_only_ext_cache(void)
 {
-    find_session_cb_cnt++;
-
-    /* We should only ever be called a maximum of twice per connection */
-    if (find_session_cb_cnt > 2)
+#ifndef OPENSSL_NO_TLS1_3
+    if (!execute_test_session(TLS1_3_VERSION, 0, 1))
         return 0;
+#endif
 
-    if (serverpsk == NULL)
+#ifndef OPENSSL_NO_TLS1_2
+    return execute_test_session(TLS1_2_VERSION, 0, 1);
+#else
+    return 1;
+#endif
+}
+
+static int test_session_with_both_cache(void)
+{
+#ifndef OPENSSL_NO_TLS1_3
+    if (!execute_test_session(TLS1_3_VERSION, 1, 1))
         return 0;
+#endif
 
-    /* Identity should match that set by the client */
-    if (strlen(srvid) != identity_len
-            || strncmp(srvid, (const char *)identity, identity_len) != 0) {
-        /* No PSK found, continue but without a PSK */
-        *sess = NULL;
-        return 1;
-    }
+#ifndef OPENSSL_NO_TLS1_2
+    return execute_test_session(TLS1_2_VERSION, 1, 1);
+#else
+    return 1;
+#endif
+}
 
-    SSL_SESSION_up_ref(serverpsk);
-    *sess = serverpsk;
+#ifndef OPENSSL_NO_TLS1_3
+static SSL_SESSION *sesscache[6];
+static int do_cache;
+
+static int new_cachesession_cb(SSL *ssl, SSL_SESSION *sess)
+{
+    if (do_cache) {
+        sesscache[new_called] = sess;
+    } else {
+        /* We don't need the reference to the session, so free it */
+        SSL_SESSION_free(sess);
+    }
+    new_called++;
 
     return 1;
 }
 
-#define MSG1    "Hello"
-#define MSG2    "World."
-#define MSG3    "This"
-#define MSG4    "is"
-#define MSG5    "a"
-#define MSG6    "test"
-#define MSG7    "message."
+static int post_handshake_verify(SSL *sssl, SSL *cssl)
+{
+    SSL_set_verify(sssl, SSL_VERIFY_PEER, NULL);
+    if (!TEST_true(SSL_verify_client_post_handshake(sssl)))
+        return 0;
 
-#define TLS13_AES_256_GCM_SHA384_BYTES  ((const unsigned char *)"\x13\x02")
+    /* Start handshake on the server and client */
+    if (!TEST_int_eq(SSL_do_handshake(sssl), 1)
+            || !TEST_int_le(SSL_read(cssl, NULL, 0), 0)
+            || !TEST_int_le(SSL_read(sssl, NULL, 0), 0)
+            || !TEST_true(create_ssl_connection(sssl, cssl,
+                                                SSL_ERROR_NONE)))
+        return 0;
 
-/*
- * Helper method to setup objects for early data test. Caller frees objects on
- * error.
- */
-static int setupearly_data_test(SSL_CTX **cctx, SSL_CTX **sctx, SSL **clientssl,
-                                SSL **serverssl, SSL_SESSION **sess, int idx)
+    return 1;
+}
+
+static int setup_ticket_test(int stateful, int idx, SSL_CTX **sctx,
+                             SSL_CTX **cctx)
 {
-    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
-                                       TLS_client_method(), sctx,
-                                       cctx, cert, privkey)))
+    int sess_id_ctx = 1;
+
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0, sctx,
+                                       cctx, cert, privkey))
+            || !TEST_true(SSL_CTX_set_num_tickets(*sctx, idx))
+            || !TEST_true(SSL_CTX_set_session_id_context(*sctx,
+                                                         (void *)&sess_id_ctx,
+                                                         sizeof(sess_id_ctx))))
         return 0;
 
-    if (idx == 1) {
-        /* When idx == 1 we repeat the tests with read_ahead set */
-        SSL_CTX_set_read_ahead(*cctx, 1);
-        SSL_CTX_set_read_ahead(*sctx, 1);
-    } else if (idx == 2) {
-        /* When idx == 2 we are doing early_data with a PSK. Set up callbacks */
-        SSL_CTX_set_psk_use_session_callback(*cctx, use_session_cb);
-        SSL_CTX_set_psk_find_session_callback(*sctx, find_session_cb);
-        use_session_cb_cnt = 0;
-        find_session_cb_cnt = 0;
-        srvid = pskid;
-    }
+    if (stateful)
+        SSL_CTX_set_options(*sctx, SSL_OP_NO_TICKET);
 
-    if (!TEST_true(create_ssl_objects(*sctx, *cctx, serverssl, clientssl,
-                                      NULL, NULL)))
-        return 0;
+    SSL_CTX_set_session_cache_mode(*cctx, SSL_SESS_CACHE_CLIENT
+                                          | SSL_SESS_CACHE_NO_INTERNAL_STORE);
+    SSL_CTX_sess_set_new_cb(*cctx, new_cachesession_cb);
 
-    /*
-     * For one of the run throughs (doesn't matter which one), we'll try sending
-     * some SNI data in the initial ClientHello. This will be ignored (because
-     * there is no SNI cb set up by the server), so it should not impact
-     * early_data.
-     */
-    if (idx == 1
-            && !TEST_true(SSL_set_tlsext_host_name(*clientssl, "localhost")))
-        return 0;
+    return 1;
+}
 
-    if (idx == 2) {
-        /* Create the PSK */
-        const SSL_CIPHER *cipher = NULL;
-        const unsigned char key[] = {
-            0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a,
-            0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15,
-            0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20,
-            0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b,
-            0x2c, 0x2d, 0x2e, 0x2f
-        };
-
-        cipher = SSL_CIPHER_find(*clientssl, TLS13_AES_256_GCM_SHA384_BYTES);
-        clientpsk = SSL_SESSION_new();
-        if (!TEST_ptr(clientpsk)
-                || !TEST_ptr(cipher)
-                || !TEST_true(SSL_SESSION_set1_master_key(clientpsk, key,
-                                                          sizeof(key)))
-                || !TEST_true(SSL_SESSION_set_cipher(clientpsk, cipher))
-                || !TEST_true(
-                        SSL_SESSION_set_protocol_version(clientpsk,
-                                                         TLS1_3_VERSION))
-                   /*
-                    * We just choose an arbitrary value for max_early_data which
-                    * should be big enough for testing purposes.
-                    */
-                || !TEST_true(SSL_SESSION_set_max_early_data(clientpsk,
-                                                             0x100))
-                || !TEST_true(SSL_SESSION_up_ref(clientpsk))) {
-            SSL_SESSION_free(clientpsk);
-            clientpsk = NULL;
-            return 0;
-        }
-        serverpsk = clientpsk;
+static int check_resumption(int idx, SSL_CTX *sctx, SSL_CTX *cctx, int succ)
+{
+    SSL *serverssl = NULL, *clientssl = NULL;
+    int i;
 
-        if (sess != NULL)
-            *sess = clientpsk;
-        return 1;
-    }
+    /* Test that we can resume with all the tickets we got given */
+    for (i = 0; i < idx * 2; i++) {
+        new_called = 0;
+        if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+                                              &clientssl, NULL, NULL))
+                || !TEST_true(SSL_set_session(clientssl, sesscache[i])))
+            goto end;
 
-    if (sess == NULL)
-        return 1;
+        SSL_set_post_handshake_auth(clientssl, 1);
 
-    if (!TEST_true(create_ssl_connection(*serverssl, *clientssl,
-                                         SSL_ERROR_NONE)))
-        return 0;
+        if (!TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                    SSL_ERROR_NONE)))
+            goto end;
 
-    *sess = SSL_get1_session(*clientssl);
-    SSL_shutdown(*clientssl);
-    SSL_shutdown(*serverssl);
-    SSL_free(*serverssl);
-    SSL_free(*clientssl);
-    *serverssl = *clientssl = NULL;
+        /*
+         * Following a successful resumption we only get 1 ticket. After a
+         * failed one we should get idx tickets.
+         */
+        if (succ) {
+            if (!TEST_true(SSL_session_reused(clientssl))
+                    || !TEST_int_eq(new_called, 1))
+                goto end;
+        } else {
+            if (!TEST_false(SSL_session_reused(clientssl))
+                    || !TEST_int_eq(new_called, idx))
+                goto end;
+        }
 
-    if (!TEST_true(create_ssl_objects(*sctx, *cctx, serverssl,
-                                      clientssl, NULL, NULL))
-            || !TEST_true(SSL_set_session(*clientssl, *sess)))
-        return 0;
+        new_called = 0;
+        /* After a post-handshake authentication we should get 1 new ticket */
+        if (succ
+                && (!post_handshake_verify(serverssl, clientssl)
+                    || !TEST_int_eq(new_called, 1)))
+            goto end;
+
+        SSL_shutdown(clientssl);
+        SSL_shutdown(serverssl);
+        SSL_free(serverssl);
+        SSL_free(clientssl);
+        serverssl = clientssl = NULL;
+        SSL_SESSION_free(sesscache[i]);
+        sesscache[i] = NULL;
+    }
 
     return 1;
+
+ end:
+    SSL_free(clientssl);
+    SSL_free(serverssl);
+    return 0;
 }
 
-static int test_early_data_read_write(int idx)
+static int test_tickets(int stateful, int idx)
 {
-    SSL_CTX *cctx = NULL, *sctx = NULL;
-    SSL *clientssl = NULL, *serverssl = NULL;
+    SSL_CTX *sctx = NULL, *cctx = NULL;
+    SSL *serverssl = NULL, *clientssl = NULL;
     int testresult = 0;
-    SSL_SESSION *sess = NULL;
-    unsigned char buf[20], data[1024];
-    size_t readbytes, written, eoedlen, rawread, rawwritten;
-    BIO *rbio;
+    size_t j;
 
-    if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
-                                        &serverssl, &sess, idx)))
+    /* idx is the test number, but also the number of tickets we want */
+
+    new_called = 0;
+    do_cache = 1;
+
+    if (!setup_ticket_test(stateful, idx, &sctx, &cctx))
         goto end;
 
-    /* Write and read some early data */
-    if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
-                                        &written))
-            || !TEST_size_t_eq(written, strlen(MSG1))
-            || !TEST_int_eq(SSL_read_early_data(serverssl, buf,
-                                                sizeof(buf), &readbytes),
-                            SSL_READ_EARLY_DATA_SUCCESS)
-            || !TEST_mem_eq(MSG1, readbytes, buf, strlen(MSG1))
-            || !TEST_int_eq(SSL_get_early_data_status(serverssl),
-                            SSL_EARLY_DATA_ACCEPTED))
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+                                          &clientssl, NULL, NULL)))
+        goto end;
+
+    if (!TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE))
+               /* Check we got the number of tickets we were expecting */
+            || !TEST_int_eq(idx, new_called))
         goto end;
 
+    SSL_shutdown(clientssl);
+    SSL_shutdown(serverssl);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    clientssl = serverssl = NULL;
+    sctx = cctx = NULL;
+
     /*
-     * Server should be able to write data, and client should be able to
-     * read it.
+     * Now we try to resume with the tickets we previously created. The
+     * resumption attempt is expected to fail (because we're now using a new
+     * SSL_CTX). We should see idx number of tickets issued again.
      */
-    if (!TEST_true(SSL_write_early_data(serverssl, MSG2, strlen(MSG2),
-                                        &written))
-            || !TEST_size_t_eq(written, strlen(MSG2))
-            || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
-            || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2)))
+
+    /* Stop caching sessions - just count them */
+    do_cache = 0;
+
+    if (!setup_ticket_test(stateful, idx, &sctx, &cctx))
         goto end;
 
-    /* Even after reading normal data, client should be able write early data */
-    if (!TEST_true(SSL_write_early_data(clientssl, MSG3, strlen(MSG3),
-                                        &written))
-            || !TEST_size_t_eq(written, strlen(MSG3)))
+    if (!check_resumption(idx, sctx, cctx, 0))
         goto end;
 
-    /* Server should still be able read early data after writing data */
-    if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
-                                         &readbytes),
-                     SSL_READ_EARLY_DATA_SUCCESS)
-            || !TEST_mem_eq(buf, readbytes, MSG3, strlen(MSG3)))
+    /* Start again with caching sessions */
+    new_called = 0;
+    do_cache = 1;
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    sctx = cctx = NULL;
+
+    if (!setup_ticket_test(stateful, idx, &sctx, &cctx))
         goto end;
 
-    /* Write more data from server and read it from client */
-    if (!TEST_true(SSL_write_early_data(serverssl, MSG4, strlen(MSG4),
-                                        &written))
-            || !TEST_size_t_eq(written, strlen(MSG4))
-            || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
-            || !TEST_mem_eq(buf, readbytes, MSG4, strlen(MSG4)))
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+                                          &clientssl, NULL, NULL)))
         goto end;
 
-    /*
-     * If client writes normal data it should mean writing early data is no
-     * longer possible.
-     */
-    if (!TEST_true(SSL_write_ex(clientssl, MSG5, strlen(MSG5), &written))
-            || !TEST_size_t_eq(written, strlen(MSG5))
-            || !TEST_int_eq(SSL_get_early_data_status(clientssl),
-                            SSL_EARLY_DATA_ACCEPTED))
+    SSL_set_post_handshake_auth(clientssl, 1);
+
+    if (!TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE))
+               /* Check we got the number of tickets we were expecting */
+            || !TEST_int_eq(idx, new_called))
         goto end;
 
+    /* After a post-handshake authentication we should get new tickets issued */
+    if (!post_handshake_verify(serverssl, clientssl)
+            || !TEST_int_eq(idx * 2, new_called))
+        goto end;
+
+    SSL_shutdown(clientssl);
+    SSL_shutdown(serverssl);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    serverssl = clientssl = NULL;
+
+    /* Stop caching sessions - just count them */
+    do_cache = 0;
+
     /*
-     * At this point the client has written EndOfEarlyData, ClientFinished and
-     * normal (fully protected) data. We are going to cause a delay between the
-     * arrival of EndOfEarlyData and ClientFinished. We read out all the data
-     * in the read BIO, and then just put back the EndOfEarlyData message.
+     * Check we can resume with all the tickets we created. This time around the
+     * resumptions should all be successful.
      */
-    rbio = SSL_get_rbio(serverssl);
-    if (!TEST_true(BIO_read_ex(rbio, data, sizeof(data), &rawread))
-            || !TEST_size_t_lt(rawread, sizeof(data))
-            || !TEST_size_t_gt(rawread, SSL3_RT_HEADER_LENGTH))
+    if (!check_resumption(idx, sctx, cctx, 1))
         goto end;
 
-    /* Record length is in the 4th and 5th bytes of the record header */
-    eoedlen = SSL3_RT_HEADER_LENGTH + (data[3] << 8 | data[4]);
-    if (!TEST_true(BIO_write_ex(rbio, data, eoedlen, &rawwritten))
-            || !TEST_size_t_eq(rawwritten, eoedlen))
+    testresult = 1;
+
+ end:
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    for (j = 0; j < OSSL_NELEM(sesscache); j++) {
+        SSL_SESSION_free(sesscache[j]);
+        sesscache[j] = NULL;
+    }
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+
+    return testresult;
+}
+
+static int test_stateless_tickets(int idx)
+{
+    return test_tickets(0, idx);
+}
+
+static int test_stateful_tickets(int idx)
+{
+    return test_tickets(1, idx);
+}
+
+static int test_psk_tickets(void)
+{
+    SSL_CTX *sctx = NULL, *cctx = NULL;
+    SSL *serverssl = NULL, *clientssl = NULL;
+    int testresult = 0;
+    int sess_id_ctx = 1;
+
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0, &sctx,
+                                       &cctx, NULL, NULL))
+            || !TEST_true(SSL_CTX_set_session_id_context(sctx,
+                                                         (void *)&sess_id_ctx,
+                                                         sizeof(sess_id_ctx))))
         goto end;
 
-    /* Server should be told that there is no more early data */
-    if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
-                                         &readbytes),
-                     SSL_READ_EARLY_DATA_FINISH)
-            || !TEST_size_t_eq(readbytes, 0))
+    SSL_CTX_set_session_cache_mode(cctx, SSL_SESS_CACHE_CLIENT
+                                         | SSL_SESS_CACHE_NO_INTERNAL_STORE);
+    SSL_CTX_set_psk_use_session_callback(cctx, use_session_cb);
+    SSL_CTX_set_psk_find_session_callback(sctx, find_session_cb);
+    SSL_CTX_sess_set_new_cb(cctx, new_session_cb);
+    use_session_cb_cnt = 0;
+    find_session_cb_cnt = 0;
+    srvid = pskid;
+    new_called = 0;
+
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                      NULL, NULL)))
+        goto end;
+    clientpsk = serverpsk = create_a_psk(clientssl);
+    if (!TEST_ptr(clientpsk))
+        goto end;
+    SSL_SESSION_up_ref(clientpsk);
+
+    if (!TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE))
+            || !TEST_int_eq(1, find_session_cb_cnt)
+            || !TEST_int_eq(1, use_session_cb_cnt)
+               /* We should always get 1 ticket when using external PSK */
+            || !TEST_int_eq(1, new_called))
+        goto end;
+
+    testresult = 1;
+
+ end:
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    SSL_SESSION_free(clientpsk);
+    SSL_SESSION_free(serverpsk);
+    clientpsk = serverpsk = NULL;
+
+    return testresult;
+}
+#endif
+
+#define USE_NULL            0
+#define USE_BIO_1           1
+#define USE_BIO_2           2
+#define USE_DEFAULT         3
+
+#define CONNTYPE_CONNECTION_SUCCESS  0
+#define CONNTYPE_CONNECTION_FAIL     1
+#define CONNTYPE_NO_CONNECTION       2
+
+#define TOTAL_NO_CONN_SSL_SET_BIO_TESTS         (3 * 3 * 3 * 3)
+#define TOTAL_CONN_SUCCESS_SSL_SET_BIO_TESTS    (2 * 2)
+#if !defined(OPENSSL_NO_TLS1_3) && !defined(OPENSSL_NO_TLS1_2)
+# define TOTAL_CONN_FAIL_SSL_SET_BIO_TESTS       (2 * 2)
+#else
+# define TOTAL_CONN_FAIL_SSL_SET_BIO_TESTS       0
+#endif
+
+#define TOTAL_SSL_SET_BIO_TESTS TOTAL_NO_CONN_SSL_SET_BIO_TESTS \
+                                + TOTAL_CONN_SUCCESS_SSL_SET_BIO_TESTS \
+                                + TOTAL_CONN_FAIL_SSL_SET_BIO_TESTS
+
+static void setupbio(BIO **res, BIO *bio1, BIO *bio2, int type)
+{
+    switch (type) {
+    case USE_NULL:
+        *res = NULL;
+        break;
+    case USE_BIO_1:
+        *res = bio1;
+        break;
+    case USE_BIO_2:
+        *res = bio2;
+        break;
+    }
+}
+
+
+/*
+ * Tests calls to SSL_set_bio() under various conditions.
+ *
+ * For the first 3 * 3 * 3 * 3 = 81 tests we do 2 calls to SSL_set_bio() with
+ * various combinations of valid BIOs or NULL being set for the rbio/wbio. We
+ * then do more tests where we create a successful connection first using our
+ * standard connection setup functions, and then call SSL_set_bio() with
+ * various combinations of valid BIOs or NULL. We then repeat these tests
+ * following a failed connection. In this last case we are looking to check that
+ * SSL_set_bio() functions correctly in the case where s->bbio is not NULL.
+ */
+static int test_ssl_set_bio(int idx)
+{
+    SSL_CTX *sctx = NULL, *cctx = NULL;
+    BIO *bio1 = NULL;
+    BIO *bio2 = NULL;
+    BIO *irbio = NULL, *iwbio = NULL, *nrbio = NULL, *nwbio = NULL;
+    SSL *serverssl = NULL, *clientssl = NULL;
+    int initrbio, initwbio, newrbio, newwbio, conntype;
+    int testresult = 0;
+
+    if (idx < TOTAL_NO_CONN_SSL_SET_BIO_TESTS) {
+        initrbio = idx % 3;
+        idx /= 3;
+        initwbio = idx % 3;
+        idx /= 3;
+        newrbio = idx % 3;
+        idx /= 3;
+        newwbio = idx % 3;
+        conntype = CONNTYPE_NO_CONNECTION;
+    } else {
+        idx -= TOTAL_NO_CONN_SSL_SET_BIO_TESTS;
+        initrbio = initwbio = USE_DEFAULT;
+        newrbio = idx % 2;
+        idx /= 2;
+        newwbio = idx % 2;
+        idx /= 2;
+        conntype = idx % 2;
+    }
+
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0,
+                                       &sctx, &cctx, cert, privkey)))
+        goto end;
+
+    if (conntype == CONNTYPE_CONNECTION_FAIL) {
+        /*
+         * We won't ever get here if either TLSv1.3 or TLSv1.2 is disabled
+         * because we reduced the number of tests in the definition of
+         * TOTAL_CONN_FAIL_SSL_SET_BIO_TESTS to avoid this scenario. By setting
+         * mismatched protocol versions we will force a connection failure.
+         */
+        SSL_CTX_set_min_proto_version(sctx, TLS1_3_VERSION);
+        SSL_CTX_set_max_proto_version(cctx, TLS1_2_VERSION);
+    }
+
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                      NULL, NULL)))
+        goto end;
+
+    if (initrbio == USE_BIO_1
+            || initwbio == USE_BIO_1
+            || newrbio == USE_BIO_1
+            || newwbio == USE_BIO_1) {
+        if (!TEST_ptr(bio1 = BIO_new(BIO_s_mem())))
+            goto end;
+    }
+
+    if (initrbio == USE_BIO_2
+            || initwbio == USE_BIO_2
+            || newrbio == USE_BIO_2
+            || newwbio == USE_BIO_2) {
+        if (!TEST_ptr(bio2 = BIO_new(BIO_s_mem())))
+            goto end;
+    }
+
+    if (initrbio != USE_DEFAULT) {
+        setupbio(&irbio, bio1, bio2, initrbio);
+        setupbio(&iwbio, bio1, bio2, initwbio);
+        SSL_set_bio(clientssl, irbio, iwbio);
+
+        /*
+         * We want to maintain our own refs to these BIO, so do an up ref for
+         * each BIO that will have ownership transferred in the SSL_set_bio()
+         * call
+         */
+        if (irbio != NULL)
+            BIO_up_ref(irbio);
+        if (iwbio != NULL && iwbio != irbio)
+            BIO_up_ref(iwbio);
+    }
+
+    if (conntype != CONNTYPE_NO_CONNECTION
+            && !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE)
+                          == (conntype == CONNTYPE_CONNECTION_SUCCESS)))
+        goto end;
+
+    setupbio(&nrbio, bio1, bio2, newrbio);
+    setupbio(&nwbio, bio1, bio2, newwbio);
+
+    /*
+     * We will (maybe) transfer ownership again so do more up refs.
+     * SSL_set_bio() has some really complicated ownership rules where BIOs have
+     * already been set!
+     */
+    if (nrbio != NULL
+            && nrbio != irbio
+            && (nwbio != iwbio || nrbio != nwbio))
+        BIO_up_ref(nrbio);
+    if (nwbio != NULL
+            && nwbio != nrbio
+            && (nwbio != iwbio || (nwbio == iwbio && irbio == iwbio)))
+        BIO_up_ref(nwbio);
+
+    SSL_set_bio(clientssl, nrbio, nwbio);
+
+    testresult = 1;
+
+ end:
+    BIO_free(bio1);
+    BIO_free(bio2);
+
+    /*
+     * This test is checking that the ref counting for SSL_set_bio is correct.
+     * If we get here and we did too many frees then we will fail in the above
+     * functions. If we haven't done enough then this will only be detected in
+     * a crypto-mdebug build
+     */
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    return testresult;
+}
+
+typedef enum { NO_BIO_CHANGE, CHANGE_RBIO, CHANGE_WBIO } bio_change_t;
+
+static int execute_test_ssl_bio(int pop_ssl, bio_change_t change_bio)
+{
+    BIO *sslbio = NULL, *membio1 = NULL, *membio2 = NULL;
+    SSL_CTX *ctx;
+    SSL *ssl = NULL;
+    int testresult = 0;
+
+    if (!TEST_ptr(ctx = SSL_CTX_new(TLS_method()))
+            || !TEST_ptr(ssl = SSL_new(ctx))
+            || !TEST_ptr(sslbio = BIO_new(BIO_f_ssl()))
+            || !TEST_ptr(membio1 = BIO_new(BIO_s_mem())))
+        goto end;
+
+    BIO_set_ssl(sslbio, ssl, BIO_CLOSE);
+
+    /*
+     * If anything goes wrong here then we could leak memory, so this will
+     * be caught in a crypto-mdebug build
+     */
+    BIO_push(sslbio, membio1);
+
+    /* Verify changing the rbio/wbio directly does not cause leaks */
+    if (change_bio != NO_BIO_CHANGE) {
+        if (!TEST_ptr(membio2 = BIO_new(BIO_s_mem())))
+            goto end;
+        if (change_bio == CHANGE_RBIO)
+            SSL_set0_rbio(ssl, membio2);
+        else
+            SSL_set0_wbio(ssl, membio2);
+    }
+    ssl = NULL;
+
+    if (pop_ssl)
+        BIO_pop(sslbio);
+    else
+        BIO_pop(membio1);
+
+    testresult = 1;
+ end:
+    BIO_free(membio1);
+    BIO_free(sslbio);
+    SSL_free(ssl);
+    SSL_CTX_free(ctx);
+
+    return testresult;
+}
+
+static int test_ssl_bio_pop_next_bio(void)
+{
+    return execute_test_ssl_bio(0, NO_BIO_CHANGE);
+}
+
+static int test_ssl_bio_pop_ssl_bio(void)
+{
+    return execute_test_ssl_bio(1, NO_BIO_CHANGE);
+}
+
+static int test_ssl_bio_change_rbio(void)
+{
+    return execute_test_ssl_bio(0, CHANGE_RBIO);
+}
+
+static int test_ssl_bio_change_wbio(void)
+{
+    return execute_test_ssl_bio(0, CHANGE_WBIO);
+}
+
+#if !defined(OPENSSL_NO_TLS1_2) || defined(OPENSSL_NO_TLS1_3)
+typedef struct {
+    /* The list of sig algs */
+    const int *list;
+    /* The length of the list */
+    size_t listlen;
+    /* A sigalgs list in string format */
+    const char *liststr;
+    /* Whether setting the list should succeed */
+    int valid;
+    /* Whether creating a connection with the list should succeed */
+    int connsuccess;
+} sigalgs_list;
+
+static const int validlist1[] = {NID_sha256, EVP_PKEY_RSA};
+# ifndef OPENSSL_NO_EC
+static const int validlist2[] = {NID_sha256, EVP_PKEY_RSA, NID_sha512, EVP_PKEY_EC};
+static const int validlist3[] = {NID_sha512, EVP_PKEY_EC};
+# endif
+static const int invalidlist1[] = {NID_undef, EVP_PKEY_RSA};
+static const int invalidlist2[] = {NID_sha256, NID_undef};
+static const int invalidlist3[] = {NID_sha256, EVP_PKEY_RSA, NID_sha256};
+static const int invalidlist4[] = {NID_sha256};
+static const sigalgs_list testsigalgs[] = {
+    {validlist1, OSSL_NELEM(validlist1), NULL, 1, 1},
+# ifndef OPENSSL_NO_EC
+    {validlist2, OSSL_NELEM(validlist2), NULL, 1, 1},
+    {validlist3, OSSL_NELEM(validlist3), NULL, 1, 0},
+# endif
+    {NULL, 0, "RSA+SHA256", 1, 1},
+# ifndef OPENSSL_NO_EC
+    {NULL, 0, "RSA+SHA256:ECDSA+SHA512", 1, 1},
+    {NULL, 0, "ECDSA+SHA512", 1, 0},
+# endif
+    {invalidlist1, OSSL_NELEM(invalidlist1), NULL, 0, 0},
+    {invalidlist2, OSSL_NELEM(invalidlist2), NULL, 0, 0},
+    {invalidlist3, OSSL_NELEM(invalidlist3), NULL, 0, 0},
+    {invalidlist4, OSSL_NELEM(invalidlist4), NULL, 0, 0},
+    {NULL, 0, "RSA", 0, 0},
+    {NULL, 0, "SHA256", 0, 0},
+    {NULL, 0, "RSA+SHA256:SHA256", 0, 0},
+    {NULL, 0, "Invalid", 0, 0}
+};
+
+static int test_set_sigalgs(int idx)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
+    const sigalgs_list *curr;
+    int testctx;
+
+    /* Should never happen */
+    if (!TEST_size_t_le((size_t)idx, OSSL_NELEM(testsigalgs) * 2))
+        return 0;
+
+    testctx = ((size_t)idx < OSSL_NELEM(testsigalgs));
+    curr = testctx ? &testsigalgs[idx]
+                   : &testsigalgs[idx - OSSL_NELEM(testsigalgs)];
+
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0,
+                                       &sctx, &cctx, cert, privkey)))
+        return 0;
+
+    /*
+     * TODO(TLS1.3): These APIs cannot set TLSv1.3 sig algs so we just test it
+     * for TLSv1.2 for now until we add a new API.
+     */
+    SSL_CTX_set_max_proto_version(cctx, TLS1_2_VERSION);
+
+    if (testctx) {
+        int ret;
+
+        if (curr->list != NULL)
+            ret = SSL_CTX_set1_sigalgs(cctx, curr->list, curr->listlen);
+        else
+            ret = SSL_CTX_set1_sigalgs_list(cctx, curr->liststr);
+
+        if (!ret) {
+            if (curr->valid)
+                TEST_info("Failure setting sigalgs in SSL_CTX (%d)\n", idx);
+            else
+                testresult = 1;
+            goto end;
+        }
+        if (!curr->valid) {
+            TEST_info("Not-failed setting sigalgs in SSL_CTX (%d)\n", idx);
+            goto end;
+        }
+    }
+
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+                                      &clientssl, NULL, NULL)))
+        goto end;
+
+    if (!testctx) {
+        int ret;
+
+        if (curr->list != NULL)
+            ret = SSL_set1_sigalgs(clientssl, curr->list, curr->listlen);
+        else
+            ret = SSL_set1_sigalgs_list(clientssl, curr->liststr);
+        if (!ret) {
+            if (curr->valid)
+                TEST_info("Failure setting sigalgs in SSL (%d)\n", idx);
+            else
+                testresult = 1;
+            goto end;
+        }
+        if (!curr->valid)
+            goto end;
+    }
+
+    if (!TEST_int_eq(create_ssl_connection(serverssl, clientssl,
+                                           SSL_ERROR_NONE),
+                curr->connsuccess))
+        goto end;
+
+    testresult = 1;
+
+ end:
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+
+    return testresult;
+}
+#endif
+
+#ifndef OPENSSL_NO_TLS1_3
+static int psk_client_cb_cnt = 0;
+static int psk_server_cb_cnt = 0;
+
+static int use_session_cb(SSL *ssl, const EVP_MD *md, const unsigned char **id,
+                          size_t *idlen, SSL_SESSION **sess)
+{
+    switch (++use_session_cb_cnt) {
+    case 1:
+        /* The first call should always have a NULL md */
+        if (md != NULL)
+            return 0;
+        break;
+
+    case 2:
+        /* The second call should always have an md */
+        if (md == NULL)
+            return 0;
+        break;
+
+    default:
+        /* We should only be called a maximum of twice */
+        return 0;
+    }
+
+    if (clientpsk != NULL)
+        SSL_SESSION_up_ref(clientpsk);
+
+    *sess = clientpsk;
+    *id = (const unsigned char *)pskid;
+    *idlen = strlen(pskid);
+
+    return 1;
+}
+
+#ifndef OPENSSL_NO_PSK
+static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *id,
+                                  unsigned int max_id_len,
+                                  unsigned char *psk,
+                                  unsigned int max_psk_len)
+{
+    unsigned int psklen = 0;
+
+    psk_client_cb_cnt++;
+
+    if (strlen(pskid) + 1 > max_id_len)
+        return 0;
+
+    /* We should only ever be called a maximum of twice per connection */
+    if (psk_client_cb_cnt > 2)
+        return 0;
+
+    if (clientpsk == NULL)
+        return 0;
+
+    /* We'll reuse the PSK we set up for TLSv1.3 */
+    if (SSL_SESSION_get_master_key(clientpsk, NULL, 0) > max_psk_len)
+        return 0;
+    psklen = SSL_SESSION_get_master_key(clientpsk, psk, max_psk_len);
+    strncpy(id, pskid, max_id_len);
+
+    return psklen;
+}
+#endif /* OPENSSL_NO_PSK */
+
+static int find_session_cb(SSL *ssl, const unsigned char *identity,
+                           size_t identity_len, SSL_SESSION **sess)
+{
+    find_session_cb_cnt++;
+
+    /* We should only ever be called a maximum of twice per connection */
+    if (find_session_cb_cnt > 2)
+        return 0;
+
+    if (serverpsk == NULL)
+        return 0;
+
+    /* Identity should match that set by the client */
+    if (strlen(srvid) != identity_len
+            || strncmp(srvid, (const char *)identity, identity_len) != 0) {
+        /* No PSK found, continue but without a PSK */
+        *sess = NULL;
+        return 1;
+    }
+
+    SSL_SESSION_up_ref(serverpsk);
+    *sess = serverpsk;
+
+    return 1;
+}
+
+#ifndef OPENSSL_NO_PSK
+static unsigned int psk_server_cb(SSL *ssl, const char *identity,
+                                  unsigned char *psk, unsigned int max_psk_len)
+{
+    unsigned int psklen = 0;
+
+    psk_server_cb_cnt++;
+
+    /* We should only ever be called a maximum of twice per connection */
+    if (find_session_cb_cnt > 2)
+        return 0;
+
+    if (serverpsk == NULL)
+        return 0;
+
+    /* Identity should match that set by the client */
+    if (strcmp(srvid, identity) != 0) {
+        return 0;
+    }
+
+    /* We'll reuse the PSK we set up for TLSv1.3 */
+    if (SSL_SESSION_get_master_key(serverpsk, NULL, 0) > max_psk_len)
+        return 0;
+    psklen = SSL_SESSION_get_master_key(serverpsk, psk, max_psk_len);
+
+    return psklen;
+}
+#endif /* OPENSSL_NO_PSK */
+
+#define MSG1    "Hello"
+#define MSG2    "World."
+#define MSG3    "This"
+#define MSG4    "is"
+#define MSG5    "a"
+#define MSG6    "test"
+#define MSG7    "message."
+
+#define TLS13_AES_256_GCM_SHA384_BYTES  ((const unsigned char *)"\x13\x02")
+#define TLS13_AES_128_GCM_SHA256_BYTES  ((const unsigned char *)"\x13\x01")
+
+
+static SSL_SESSION *create_a_psk(SSL *ssl)
+{
+    const SSL_CIPHER *cipher = NULL;
+    const unsigned char key[] = {
+        0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a,
+        0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15,
+        0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20,
+        0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b,
+        0x2c, 0x2d, 0x2e, 0x2f
+    };
+    SSL_SESSION *sess = NULL;
+
+    cipher = SSL_CIPHER_find(ssl, TLS13_AES_256_GCM_SHA384_BYTES);
+    sess = SSL_SESSION_new();
+    if (!TEST_ptr(sess)
+            || !TEST_ptr(cipher)
+            || !TEST_true(SSL_SESSION_set1_master_key(sess, key,
+                                                      sizeof(key)))
+            || !TEST_true(SSL_SESSION_set_cipher(sess, cipher))
+            || !TEST_true(
+                    SSL_SESSION_set_protocol_version(sess,
+                                                     TLS1_3_VERSION))) {
+        SSL_SESSION_free(sess);
+        return NULL;
+    }
+    return sess;
+}
+
+/*
+ * Helper method to setup objects for early data test. Caller frees objects on
+ * error.
+ */
+static int setupearly_data_test(SSL_CTX **cctx, SSL_CTX **sctx, SSL **clientssl,
+                                SSL **serverssl, SSL_SESSION **sess, int idx)
+{
+    if (*sctx == NULL
+            && !TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+                                              TLS_client_method(),
+                                              TLS1_VERSION, 0,
+                                              sctx, cctx, cert, privkey)))
+        return 0;
+
+    if (!TEST_true(SSL_CTX_set_max_early_data(*sctx, SSL3_RT_MAX_PLAIN_LENGTH)))
+        return 0;
+
+    if (idx == 1) {
+        /* When idx == 1 we repeat the tests with read_ahead set */
+        SSL_CTX_set_read_ahead(*cctx, 1);
+        SSL_CTX_set_read_ahead(*sctx, 1);
+    } else if (idx == 2) {
+        /* When idx == 2 we are doing early_data with a PSK. Set up callbacks */
+        SSL_CTX_set_psk_use_session_callback(*cctx, use_session_cb);
+        SSL_CTX_set_psk_find_session_callback(*sctx, find_session_cb);
+        use_session_cb_cnt = 0;
+        find_session_cb_cnt = 0;
+        srvid = pskid;
+    }
+
+    if (!TEST_true(create_ssl_objects(*sctx, *cctx, serverssl, clientssl,
+                                      NULL, NULL)))
+        return 0;
+
+    /*
+     * For one of the run throughs (doesn't matter which one), we'll try sending
+     * some SNI data in the initial ClientHello. This will be ignored (because
+     * there is no SNI cb set up by the server), so it should not impact
+     * early_data.
+     */
+    if (idx == 1
+            && !TEST_true(SSL_set_tlsext_host_name(*clientssl, "localhost")))
+        return 0;
+
+    if (idx == 2) {
+        clientpsk = create_a_psk(*clientssl);
+        if (!TEST_ptr(clientpsk)
+                   /*
+                    * We just choose an arbitrary value for max_early_data which
+                    * should be big enough for testing purposes.
+                    */
+                || !TEST_true(SSL_SESSION_set_max_early_data(clientpsk,
+                                                             0x100))
+                || !TEST_true(SSL_SESSION_up_ref(clientpsk))) {
+            SSL_SESSION_free(clientpsk);
+            clientpsk = NULL;
+            return 0;
+        }
+        serverpsk = clientpsk;
+
+        if (sess != NULL) {
+            if (!TEST_true(SSL_SESSION_up_ref(clientpsk))) {
+                SSL_SESSION_free(clientpsk);
+                SSL_SESSION_free(serverpsk);
+                clientpsk = serverpsk = NULL;
+                return 0;
+            }
+            *sess = clientpsk;
+        }
+        return 1;
+    }
+
+    if (sess == NULL)
+        return 1;
+
+    if (!TEST_true(create_ssl_connection(*serverssl, *clientssl,
+                                         SSL_ERROR_NONE)))
+        return 0;
+
+    *sess = SSL_get1_session(*clientssl);
+    SSL_shutdown(*clientssl);
+    SSL_shutdown(*serverssl);
+    SSL_free(*serverssl);
+    SSL_free(*clientssl);
+    *serverssl = *clientssl = NULL;
+
+    if (!TEST_true(create_ssl_objects(*sctx, *cctx, serverssl,
+                                      clientssl, NULL, NULL))
+            || !TEST_true(SSL_set_session(*clientssl, *sess)))
+        return 0;
+
+    return 1;
+}
+
+static int test_early_data_read_write(int idx)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
+    SSL_SESSION *sess = NULL;
+    unsigned char buf[20], data[1024];
+    size_t readbytes, written, eoedlen, rawread, rawwritten;
+    BIO *rbio;
+
+    if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+                                        &serverssl, &sess, idx)))
+        goto end;
+
+    /* Write and read some early data */
+    if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+                                        &written))
+            || !TEST_size_t_eq(written, strlen(MSG1))
+            || !TEST_int_eq(SSL_read_early_data(serverssl, buf,
+                                                sizeof(buf), &readbytes),
+                            SSL_READ_EARLY_DATA_SUCCESS)
+            || !TEST_mem_eq(MSG1, readbytes, buf, strlen(MSG1))
+            || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+                            SSL_EARLY_DATA_ACCEPTED))
+        goto end;
+
+    /*
+     * Server should be able to write data, and client should be able to
+     * read it.
+     */
+    if (!TEST_true(SSL_write_early_data(serverssl, MSG2, strlen(MSG2),
+                                        &written))
+            || !TEST_size_t_eq(written, strlen(MSG2))
+            || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
+            || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2)))
+        goto end;
+
+    /* Even after reading normal data, client should be able write early data */
+    if (!TEST_true(SSL_write_early_data(clientssl, MSG3, strlen(MSG3),
+                                        &written))
+            || !TEST_size_t_eq(written, strlen(MSG3)))
+        goto end;
+
+    /* Server should still be able read early data after writing data */
+    if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+                                         &readbytes),
+                     SSL_READ_EARLY_DATA_SUCCESS)
+            || !TEST_mem_eq(buf, readbytes, MSG3, strlen(MSG3)))
+        goto end;
+
+    /* Write more data from server and read it from client */
+    if (!TEST_true(SSL_write_early_data(serverssl, MSG4, strlen(MSG4),
+                                        &written))
+            || !TEST_size_t_eq(written, strlen(MSG4))
+            || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
+            || !TEST_mem_eq(buf, readbytes, MSG4, strlen(MSG4)))
+        goto end;
+
+    /*
+     * If client writes normal data it should mean writing early data is no
+     * longer possible.
+     */
+    if (!TEST_true(SSL_write_ex(clientssl, MSG5, strlen(MSG5), &written))
+            || !TEST_size_t_eq(written, strlen(MSG5))
+            || !TEST_int_eq(SSL_get_early_data_status(clientssl),
+                            SSL_EARLY_DATA_ACCEPTED))
+        goto end;
+
+    /*
+     * At this point the client has written EndOfEarlyData, ClientFinished and
+     * normal (fully protected) data. We are going to cause a delay between the
+     * arrival of EndOfEarlyData and ClientFinished. We read out all the data
+     * in the read BIO, and then just put back the EndOfEarlyData message.
+     */
+    rbio = SSL_get_rbio(serverssl);
+    if (!TEST_true(BIO_read_ex(rbio, data, sizeof(data), &rawread))
+            || !TEST_size_t_lt(rawread, sizeof(data))
+            || !TEST_size_t_gt(rawread, SSL3_RT_HEADER_LENGTH))
+        goto end;
+
+    /* Record length is in the 4th and 5th bytes of the record header */
+    eoedlen = SSL3_RT_HEADER_LENGTH + (data[3] << 8 | data[4]);
+    if (!TEST_true(BIO_write_ex(rbio, data, eoedlen, &rawwritten))
+            || !TEST_size_t_eq(rawwritten, eoedlen))
+        goto end;
+
+    /* Server should be told that there is no more early data */
+    if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+                                         &readbytes),
+                     SSL_READ_EARLY_DATA_FINISH)
+            || !TEST_size_t_eq(readbytes, 0))
+        goto end;
+
+    /*
+     * Server has not finished init yet, so should still be able to write early
+     * data.
+     */
+    if (!TEST_true(SSL_write_early_data(serverssl, MSG6, strlen(MSG6),
+                                        &written))
+            || !TEST_size_t_eq(written, strlen(MSG6)))
+        goto end;
+
+    /* Push the ClientFinished and the normal data back into the server rbio */
+    if (!TEST_true(BIO_write_ex(rbio, data + eoedlen, rawread - eoedlen,
+                                &rawwritten))
+            || !TEST_size_t_eq(rawwritten, rawread - eoedlen))
+        goto end;
+
+    /* Server should be able to read normal data */
+    if (!TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
+            || !TEST_size_t_eq(readbytes, strlen(MSG5)))
+        goto end;
+
+    /* Client and server should not be able to write/read early data now */
+    if (!TEST_false(SSL_write_early_data(clientssl, MSG6, strlen(MSG6),
+                                         &written)))
+        goto end;
+    ERR_clear_error();
+    if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+                                         &readbytes),
+                     SSL_READ_EARLY_DATA_ERROR))
+        goto end;
+    ERR_clear_error();
+
+    /* Client should be able to read the data sent by the server */
+    if (!TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
+            || !TEST_mem_eq(buf, readbytes, MSG6, strlen(MSG6)))
+        goto end;
+
+    /*
+     * Make sure we process the two NewSessionTickets. These arrive
+     * post-handshake. We attempt reads which we do not expect to return any
+     * data.
+     */
+    if (!TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
+            || !TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf),
+                           &readbytes)))
+        goto end;
+
+    /* Server should be able to write normal data */
+    if (!TEST_true(SSL_write_ex(serverssl, MSG7, strlen(MSG7), &written))
+            || !TEST_size_t_eq(written, strlen(MSG7))
+            || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
+            || !TEST_mem_eq(buf, readbytes, MSG7, strlen(MSG7)))
+        goto end;
+
+    SSL_SESSION_free(sess);
+    sess = SSL_get1_session(clientssl);
+    use_session_cb_cnt = 0;
+    find_session_cb_cnt = 0;
+
+    SSL_shutdown(clientssl);
+    SSL_shutdown(serverssl);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    serverssl = clientssl = NULL;
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+                                      &clientssl, NULL, NULL))
+            || !TEST_true(SSL_set_session(clientssl, sess)))
+        goto end;
+
+    /* Write and read some early data */
+    if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+                                        &written))
+            || !TEST_size_t_eq(written, strlen(MSG1))
+            || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+                                                &readbytes),
+                            SSL_READ_EARLY_DATA_SUCCESS)
+            || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1)))
+        goto end;
+
+    if (!TEST_int_gt(SSL_connect(clientssl), 0)
+            || !TEST_int_gt(SSL_accept(serverssl), 0))
+        goto end;
+
+    /* Client and server should not be able to write/read early data now */
+    if (!TEST_false(SSL_write_early_data(clientssl, MSG6, strlen(MSG6),
+                                         &written)))
+        goto end;
+    ERR_clear_error();
+    if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+                                         &readbytes),
+                     SSL_READ_EARLY_DATA_ERROR))
+        goto end;
+    ERR_clear_error();
+
+    /* Client and server should be able to write/read normal data */
+    if (!TEST_true(SSL_write_ex(clientssl, MSG5, strlen(MSG5), &written))
+            || !TEST_size_t_eq(written, strlen(MSG5))
+            || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
+            || !TEST_size_t_eq(readbytes, strlen(MSG5)))
+        goto end;
+
+    testresult = 1;
+
+ end:
+    SSL_SESSION_free(sess);
+    SSL_SESSION_free(clientpsk);
+    SSL_SESSION_free(serverpsk);
+    clientpsk = serverpsk = NULL;
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    return testresult;
+}
+
+static int allow_ed_cb_called = 0;
+
+static int allow_early_data_cb(SSL *s, void *arg)
+{
+    int *usecb = (int *)arg;
+
+    allow_ed_cb_called++;
+
+    if (*usecb == 1)
+        return 0;
+
+    return 1;
+}
+
+/*
+ * idx == 0: Standard early_data setup
+ * idx == 1: early_data setup using read_ahead
+ * usecb == 0: Don't use a custom early data callback
+ * usecb == 1: Use a custom early data callback and reject the early data
+ * usecb == 2: Use a custom early data callback and accept the early data
+ * confopt == 0: Configure anti-replay directly
+ * confopt == 1: Configure anti-replay using SSL_CONF
+ */
+static int test_early_data_replay_int(int idx, int usecb, int confopt)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
+    SSL_SESSION *sess = NULL;
+    size_t readbytes, written;
+    unsigned char buf[20];
+
+    allow_ed_cb_called = 0;
+
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0, &sctx,
+                                       &cctx, cert, privkey)))
+        return 0;
+
+    if (usecb > 0) {
+        if (confopt == 0) {
+            SSL_CTX_set_options(sctx, SSL_OP_NO_ANTI_REPLAY);
+        } else {
+            SSL_CONF_CTX *confctx = SSL_CONF_CTX_new();
+
+            if (!TEST_ptr(confctx))
+                goto end;
+            SSL_CONF_CTX_set_flags(confctx, SSL_CONF_FLAG_FILE
+                                            | SSL_CONF_FLAG_SERVER);
+            SSL_CONF_CTX_set_ssl_ctx(confctx, sctx);
+            if (!TEST_int_eq(SSL_CONF_cmd(confctx, "Options", "-AntiReplay"),
+                             2)) {
+                SSL_CONF_CTX_free(confctx);
+                goto end;
+            }
+            SSL_CONF_CTX_free(confctx);
+        }
+        SSL_CTX_set_allow_early_data_cb(sctx, allow_early_data_cb, &usecb);
+    }
+
+    if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+                                        &serverssl, &sess, idx)))
+        goto end;
+
+    /*
+     * The server is configured to accept early data. Create a connection to
+     * "use up" the ticket
+     */
+    if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))
+            || !TEST_true(SSL_session_reused(clientssl)))
+        goto end;
+
+    SSL_shutdown(clientssl);
+    SSL_shutdown(serverssl);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    serverssl = clientssl = NULL;
+
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+                                      &clientssl, NULL, NULL))
+            || !TEST_true(SSL_set_session(clientssl, sess)))
+        goto end;
+
+    /* Write and read some early data */
+    if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+                                        &written))
+            || !TEST_size_t_eq(written, strlen(MSG1)))
+        goto end;
+
+    if (usecb <= 1) {
+        if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+                                             &readbytes),
+                         SSL_READ_EARLY_DATA_FINISH)
+                   /*
+                    * The ticket was reused, so the we should have rejected the
+                    * early data
+                    */
+                || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+                                SSL_EARLY_DATA_REJECTED))
+            goto end;
+    } else {
+        /* In this case the callback decides to accept the early data */
+        if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+                                             &readbytes),
+                         SSL_READ_EARLY_DATA_SUCCESS)
+                || !TEST_mem_eq(MSG1, strlen(MSG1), buf, readbytes)
+                   /*
+                    * Server will have sent its flight so client can now send
+                    * end of early data and complete its half of the handshake
+                    */
+                || !TEST_int_gt(SSL_connect(clientssl), 0)
+                || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+                                             &readbytes),
+                                SSL_READ_EARLY_DATA_FINISH)
+                || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+                                SSL_EARLY_DATA_ACCEPTED))
+            goto end;
+    }
+
+    /* Complete the connection */
+    if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))
+            || !TEST_int_eq(SSL_session_reused(clientssl), (usecb > 0) ? 1 : 0)
+            || !TEST_int_eq(allow_ed_cb_called, usecb > 0 ? 1 : 0))
+        goto end;
+
+    testresult = 1;
+
+ end:
+    SSL_SESSION_free(sess);
+    SSL_SESSION_free(clientpsk);
+    SSL_SESSION_free(serverpsk);
+    clientpsk = serverpsk = NULL;
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    return testresult;
+}
+
+static int test_early_data_replay(int idx)
+{
+    int ret = 1, usecb, confopt;
+
+    for (usecb = 0; usecb < 3; usecb++) {
+        for (confopt = 0; confopt < 2; confopt++)
+            ret &= test_early_data_replay_int(idx, usecb, confopt);
+    }
+
+    return ret;
+}
+
+/*
+ * Helper function to test that a server attempting to read early data can
+ * handle a connection from a client where the early data should be skipped.
+ * testtype: 0 == No HRR
+ * testtype: 1 == HRR
+ * testtype: 2 == HRR, invalid early_data sent after HRR
+ * testtype: 3 == recv_max_early_data set to 0
+ */
+static int early_data_skip_helper(int testtype, int idx)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
+    SSL_SESSION *sess = NULL;
+    unsigned char buf[20];
+    size_t readbytes, written;
+
+    if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+                                        &serverssl, &sess, idx)))
+        goto end;
+
+    if (testtype == 1 || testtype == 2) {
+        /* Force an HRR to occur */
+#if defined(OPENSSL_NO_EC)
+        if (!TEST_true(SSL_set1_groups_list(serverssl, "ffdhe3072")))
+            goto end;
+#else
+        if (!TEST_true(SSL_set1_groups_list(serverssl, "P-256")))
+            goto end;
+#endif
+    } else if (idx == 2) {
+        /*
+         * We force early_data rejection by ensuring the PSK identity is
+         * unrecognised
+         */
+        srvid = "Dummy Identity";
+    } else {
+        /*
+         * Deliberately corrupt the creation time. We take 20 seconds off the
+         * time. It could be any value as long as it is not within tolerance.
+         * This should mean the ticket is rejected.
+         */
+        if (!TEST_true(SSL_SESSION_set_time(sess, (long)(time(NULL) - 20))))
+            goto end;
+    }
+
+    if (testtype == 3
+            && !TEST_true(SSL_set_recv_max_early_data(serverssl, 0)))
+        goto end;
+
+    /* Write some early data */
+    if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+                                        &written))
+            || !TEST_size_t_eq(written, strlen(MSG1)))
+        goto end;
+
+    /* Server should reject the early data */
+    if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+                                         &readbytes),
+                     SSL_READ_EARLY_DATA_FINISH)
+            || !TEST_size_t_eq(readbytes, 0)
+            || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+                            SSL_EARLY_DATA_REJECTED))
+        goto end;
+
+    switch (testtype) {
+    case 0:
+        /* Nothing to do */
+        break;
+
+    case 1:
+        /*
+         * Finish off the handshake. We perform the same writes and reads as
+         * further down but we expect them to fail due to the incomplete
+         * handshake.
+         */
+        if (!TEST_false(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written))
+                || !TEST_false(SSL_read_ex(serverssl, buf, sizeof(buf),
+                               &readbytes)))
+            goto end;
+        break;
+
+    case 2:
+        {
+            BIO *wbio = SSL_get_wbio(clientssl);
+            /* A record that will appear as bad early_data */
+            const unsigned char bad_early_data[] = {
+                0x17, 0x03, 0x03, 0x00, 0x01, 0x00
+            };
+
+            /*
+             * We force the client to attempt a write. This will fail because
+             * we're still in the handshake. It will cause the second
+             * ClientHello to be sent.
+             */
+            if (!TEST_false(SSL_write_ex(clientssl, MSG2, strlen(MSG2),
+                                         &written)))
+                goto end;
+
+            /*
+             * Inject some early_data after the second ClientHello. This should
+             * cause the server to fail
+             */
+            if (!TEST_true(BIO_write_ex(wbio, bad_early_data,
+                                        sizeof(bad_early_data), &written)))
+                goto end;
+        }
+        /* fallthrough */
+
+    case 3:
+        /*
+         * This client has sent more early_data than we are willing to skip
+         * (case 3) or sent invalid early_data (case 2) so the connection should
+         * abort.
+         */
+        if (!TEST_false(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
+                || !TEST_int_eq(SSL_get_error(serverssl, 0), SSL_ERROR_SSL))
+            goto end;
+
+        /* Connection has failed - nothing more to do */
+        testresult = 1;
+        goto end;
+
+    default:
+        TEST_error("Invalid test type");
+        goto end;
+    }
+
+    /*
+     * Should be able to send normal data despite rejection of early data. The
+     * early_data should be skipped.
+     */
+    if (!TEST_true(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written))
+            || !TEST_size_t_eq(written, strlen(MSG2))
+            || !TEST_int_eq(SSL_get_early_data_status(clientssl),
+                            SSL_EARLY_DATA_REJECTED)
+            || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
+            || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2)))
+        goto end;
+
+    testresult = 1;
+
+ end:
+    SSL_SESSION_free(clientpsk);
+    SSL_SESSION_free(serverpsk);
+    clientpsk = serverpsk = NULL;
+    SSL_SESSION_free(sess);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    return testresult;
+}
+
+/*
+ * Test that a server attempting to read early data can handle a connection
+ * from a client where the early data is not acceptable.
+ */
+static int test_early_data_skip(int idx)
+{
+    return early_data_skip_helper(0, idx);
+}
+
+/*
+ * Test that a server attempting to read early data can handle a connection
+ * from a client where an HRR occurs.
+ */
+static int test_early_data_skip_hrr(int idx)
+{
+    return early_data_skip_helper(1, idx);
+}
+
+/*
+ * Test that a server attempting to read early data can handle a connection
+ * from a client where an HRR occurs and correctly fails if early_data is sent
+ * after the HRR
+ */
+static int test_early_data_skip_hrr_fail(int idx)
+{
+    return early_data_skip_helper(2, idx);
+}
+
+/*
+ * Test that a server attempting to read early data will abort if it tries to
+ * skip over too much.
+ */
+static int test_early_data_skip_abort(int idx)
+{
+    return early_data_skip_helper(3, idx);
+}
+
+/*
+ * Test that a server attempting to read early data can handle a connection
+ * from a client that doesn't send any.
+ */
+static int test_early_data_not_sent(int idx)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
+    SSL_SESSION *sess = NULL;
+    unsigned char buf[20];
+    size_t readbytes, written;
+
+    if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+                                        &serverssl, &sess, idx)))
+        goto end;
+
+    /* Write some data - should block due to handshake with server */
+    SSL_set_connect_state(clientssl);
+    if (!TEST_false(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written)))
+        goto end;
+
+    /* Server should detect that early data has not been sent */
+    if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+                                         &readbytes),
+                     SSL_READ_EARLY_DATA_FINISH)
+            || !TEST_size_t_eq(readbytes, 0)
+            || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+                            SSL_EARLY_DATA_NOT_SENT)
+            || !TEST_int_eq(SSL_get_early_data_status(clientssl),
+                            SSL_EARLY_DATA_NOT_SENT))
+        goto end;
+
+    /* Continue writing the message we started earlier */
+    if (!TEST_true(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written))
+            || !TEST_size_t_eq(written, strlen(MSG1))
+            || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
+            || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1))
+            || !SSL_write_ex(serverssl, MSG2, strlen(MSG2), &written)
+            || !TEST_size_t_eq(written, strlen(MSG2)))
+        goto end;
+
+    if (!TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
+            || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2)))
+        goto end;
+
+    testresult = 1;
+
+ end:
+    SSL_SESSION_free(sess);
+    SSL_SESSION_free(clientpsk);
+    SSL_SESSION_free(serverpsk);
+    clientpsk = serverpsk = NULL;
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    return testresult;
+}
+
+static int hostname_cb(SSL *s, int *al, void *arg)
+{
+    const char *hostname = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
+
+    if (hostname != NULL && strcmp(hostname, "goodhost") == 0)
+        return  SSL_TLSEXT_ERR_OK;
+
+    return SSL_TLSEXT_ERR_NOACK;
+}
+
+static const char *servalpn;
+
+static int alpn_select_cb(SSL *ssl, const unsigned char **out,
+                          unsigned char *outlen, const unsigned char *in,
+                          unsigned int inlen, void *arg)
+{
+    unsigned int protlen = 0;
+    const unsigned char *prot;
+
+    for (prot = in; prot < in + inlen; prot += protlen) {
+        protlen = *prot++;
+        if (in + inlen < prot + protlen)
+            return SSL_TLSEXT_ERR_NOACK;
+
+        if (protlen == strlen(servalpn)
+                && memcmp(prot, servalpn, protlen) == 0) {
+            *out = prot;
+            *outlen = protlen;
+            return SSL_TLSEXT_ERR_OK;
+        }
+    }
+
+    return SSL_TLSEXT_ERR_NOACK;
+}
+
+/* Test that a PSK can be used to send early_data */
+static int test_early_data_psk(int idx)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
+    SSL_SESSION *sess = NULL;
+    unsigned char alpnlist[] = {
+        0x08, 'g', 'o', 'o', 'd', 'a', 'l', 'p', 'n', 0x07, 'b', 'a', 'd', 'a',
+        'l', 'p', 'n'
+    };
+#define GOODALPNLEN     9
+#define BADALPNLEN      8
+#define GOODALPN        (alpnlist)
+#define BADALPN         (alpnlist + GOODALPNLEN)
+    int err = 0;
+    unsigned char buf[20];
+    size_t readbytes, written;
+    int readearlyres = SSL_READ_EARLY_DATA_SUCCESS, connectres = 1;
+    int edstatus = SSL_EARLY_DATA_ACCEPTED;
+
+    /* We always set this up with a final parameter of "2" for PSK */
+    if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+                                        &serverssl, &sess, 2)))
+        goto end;
+
+    servalpn = "goodalpn";
+
+    /*
+     * Note: There is no test for inconsistent SNI with late client detection.
+     * This is because servers do not acknowledge SNI even if they are using
+     * it in a resumption handshake - so it is not actually possible for a
+     * client to detect a problem.
+     */
+    switch (idx) {
+    case 0:
+        /* Set inconsistent SNI (early client detection) */
+        err = SSL_R_INCONSISTENT_EARLY_DATA_SNI;
+        if (!TEST_true(SSL_SESSION_set1_hostname(sess, "goodhost"))
+                || !TEST_true(SSL_set_tlsext_host_name(clientssl, "badhost")))
+            goto end;
+        break;
+
+    case 1:
+        /* Set inconsistent ALPN (early client detection) */
+        err = SSL_R_INCONSISTENT_EARLY_DATA_ALPN;
+        /* SSL_set_alpn_protos returns 0 for success and 1 for failure */
+        if (!TEST_true(SSL_SESSION_set1_alpn_selected(sess, GOODALPN,
+                                                      GOODALPNLEN))
+                || !TEST_false(SSL_set_alpn_protos(clientssl, BADALPN,
+                                                   BADALPNLEN)))
+            goto end;
+        break;
+
+    case 2:
+        /*
+         * Set invalid protocol version. Technically this affects PSKs without
+         * early_data too, but we test it here because it is similar to the
+         * SNI/ALPN consistency tests.
+         */
+        err = SSL_R_BAD_PSK;
+        if (!TEST_true(SSL_SESSION_set_protocol_version(sess, TLS1_2_VERSION)))
+            goto end;
+        break;
+
+    case 3:
+        /*
+         * Set inconsistent SNI (server detected). In this case the connection
+         * will succeed but reject early_data.
+         */
+        SSL_SESSION_free(serverpsk);
+        serverpsk = SSL_SESSION_dup(clientpsk);
+        if (!TEST_ptr(serverpsk)
+                || !TEST_true(SSL_SESSION_set1_hostname(serverpsk, "badhost")))
+            goto end;
+        edstatus = SSL_EARLY_DATA_REJECTED;
+        readearlyres = SSL_READ_EARLY_DATA_FINISH;
+        /* Fall through */
+    case 4:
+        /* Set consistent SNI */
+        if (!TEST_true(SSL_SESSION_set1_hostname(sess, "goodhost"))
+                || !TEST_true(SSL_set_tlsext_host_name(clientssl, "goodhost"))
+                || !TEST_true(SSL_CTX_set_tlsext_servername_callback(sctx,
+                                hostname_cb)))
+            goto end;
+        break;
+
+    case 5:
+        /*
+         * Set inconsistent ALPN (server detected). In this case the connection
+         * will succeed but reject early_data.
+         */
+        servalpn = "badalpn";
+        edstatus = SSL_EARLY_DATA_REJECTED;
+        readearlyres = SSL_READ_EARLY_DATA_FINISH;
+        /* Fall through */
+    case 6:
+        /*
+         * Set consistent ALPN.
+         * SSL_set_alpn_protos returns 0 for success and 1 for failure. It
+         * accepts a list of protos (each one length prefixed).
+         * SSL_set1_alpn_selected accepts a single protocol (not length
+         * prefixed)
+         */
+        if (!TEST_true(SSL_SESSION_set1_alpn_selected(sess, GOODALPN + 1,
+                                                      GOODALPNLEN - 1))
+                || !TEST_false(SSL_set_alpn_protos(clientssl, GOODALPN,
+                                                   GOODALPNLEN)))
+            goto end;
+
+        SSL_CTX_set_alpn_select_cb(sctx, alpn_select_cb, NULL);
+        break;
+
+    case 7:
+        /* Set inconsistent ALPN (late client detection) */
+        SSL_SESSION_free(serverpsk);
+        serverpsk = SSL_SESSION_dup(clientpsk);
+        if (!TEST_ptr(serverpsk)
+                || !TEST_true(SSL_SESSION_set1_alpn_selected(clientpsk,
+                                                             BADALPN + 1,
+                                                             BADALPNLEN - 1))
+                || !TEST_true(SSL_SESSION_set1_alpn_selected(serverpsk,
+                                                             GOODALPN + 1,
+                                                             GOODALPNLEN - 1))
+                || !TEST_false(SSL_set_alpn_protos(clientssl, alpnlist,
+                                                   sizeof(alpnlist))))
+            goto end;
+        SSL_CTX_set_alpn_select_cb(sctx, alpn_select_cb, NULL);
+        edstatus = SSL_EARLY_DATA_ACCEPTED;
+        readearlyres = SSL_READ_EARLY_DATA_SUCCESS;
+        /* SSL_connect() call should fail */
+        connectres = -1;
+        break;
+
+    default:
+        TEST_error("Bad test index");
+        goto end;
+    }
+
+    SSL_set_connect_state(clientssl);
+    if (err != 0) {
+        if (!TEST_false(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+                                            &written))
+                || !TEST_int_eq(SSL_get_error(clientssl, 0), SSL_ERROR_SSL)
+                || !TEST_int_eq(ERR_GET_REASON(ERR_get_error()), err))
+            goto end;
+    } else {
+        if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+                                            &written)))
+            goto end;
+
+        if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+                                             &readbytes), readearlyres)
+                || (readearlyres == SSL_READ_EARLY_DATA_SUCCESS
+                    && !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1)))
+                || !TEST_int_eq(SSL_get_early_data_status(serverssl), edstatus)
+                || !TEST_int_eq(SSL_connect(clientssl), connectres))
+            goto end;
+    }
+
+    testresult = 1;
+
+ end:
+    SSL_SESSION_free(sess);
+    SSL_SESSION_free(clientpsk);
+    SSL_SESSION_free(serverpsk);
+    clientpsk = serverpsk = NULL;
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    return testresult;
+}
+
+/*
+ * Test that a server that doesn't try to read early data can handle a
+ * client sending some.
+ */
+static int test_early_data_not_expected(int idx)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
+    SSL_SESSION *sess = NULL;
+    unsigned char buf[20];
+    size_t readbytes, written;
+
+    if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+                                        &serverssl, &sess, idx)))
+        goto end;
+
+    /* Write some early data */
+    if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+                                        &written)))
+        goto end;
+
+    /*
+     * Server should skip over early data and then block waiting for client to
+     * continue handshake
+     */
+    if (!TEST_int_le(SSL_accept(serverssl), 0)
+     || !TEST_int_gt(SSL_connect(clientssl), 0)
+     || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+                     SSL_EARLY_DATA_REJECTED)
+     || !TEST_int_gt(SSL_accept(serverssl), 0)
+     || !TEST_int_eq(SSL_get_early_data_status(clientssl),
+                     SSL_EARLY_DATA_REJECTED))
+        goto end;
+
+    /* Send some normal data from client to server */
+    if (!TEST_true(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written))
+            || !TEST_size_t_eq(written, strlen(MSG2)))
+        goto end;
+
+    if (!TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
+            || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2)))
+        goto end;
+
+    testresult = 1;
+
+ end:
+    SSL_SESSION_free(sess);
+    SSL_SESSION_free(clientpsk);
+    SSL_SESSION_free(serverpsk);
+    clientpsk = serverpsk = NULL;
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    return testresult;
+}
+
+
+# ifndef OPENSSL_NO_TLS1_2
+/*
+ * Test that a server attempting to read early data can handle a connection
+ * from a TLSv1.2 client.
+ */
+static int test_early_data_tls1_2(int idx)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
+    unsigned char buf[20];
+    size_t readbytes, written;
+
+    if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+                                        &serverssl, NULL, idx)))
+        goto end;
+
+    /* Write some data - should block due to handshake with server */
+    SSL_set_max_proto_version(clientssl, TLS1_2_VERSION);
+    SSL_set_connect_state(clientssl);
+    if (!TEST_false(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written)))
+        goto end;
+
+    /*
+     * Server should do TLSv1.2 handshake. First it will block waiting for more
+     * messages from client after ServerDone. Then SSL_read_early_data should
+     * finish and detect that early data has not been sent
+     */
+    if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+                                         &readbytes),
+                     SSL_READ_EARLY_DATA_ERROR))
+        goto end;
+
+    /*
+     * Continue writing the message we started earlier. Will still block waiting
+     * for the CCS/Finished from server
+     */
+    if (!TEST_false(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written))
+            || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+                                                &readbytes),
+                            SSL_READ_EARLY_DATA_FINISH)
+            || !TEST_size_t_eq(readbytes, 0)
+            || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+                            SSL_EARLY_DATA_NOT_SENT))
+        goto end;
+
+    /* Continue writing the message we started earlier */
+    if (!TEST_true(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written))
+            || !TEST_size_t_eq(written, strlen(MSG1))
+            || !TEST_int_eq(SSL_get_early_data_status(clientssl),
+                            SSL_EARLY_DATA_NOT_SENT)
+            || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
+            || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1))
+            || !TEST_true(SSL_write_ex(serverssl, MSG2, strlen(MSG2), &written))
+            || !TEST_size_t_eq(written, strlen(MSG2))
+            || !SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)
+            || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2)))
+        goto end;
+
+    testresult = 1;
+
+ end:
+    SSL_SESSION_free(clientpsk);
+    SSL_SESSION_free(serverpsk);
+    clientpsk = serverpsk = NULL;
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+
+    return testresult;
+}
+# endif /* OPENSSL_NO_TLS1_2 */
+
+/*
+ * Test configuring the TLSv1.3 ciphersuites
+ *
+ * Test 0: Set a default ciphersuite in the SSL_CTX (no explicit cipher_list)
+ * Test 1: Set a non-default ciphersuite in the SSL_CTX (no explicit cipher_list)
+ * Test 2: Set a default ciphersuite in the SSL (no explicit cipher_list)
+ * Test 3: Set a non-default ciphersuite in the SSL (no explicit cipher_list)
+ * Test 4: Set a default ciphersuite in the SSL_CTX (SSL_CTX cipher_list)
+ * Test 5: Set a non-default ciphersuite in the SSL_CTX (SSL_CTX cipher_list)
+ * Test 6: Set a default ciphersuite in the SSL (SSL_CTX cipher_list)
+ * Test 7: Set a non-default ciphersuite in the SSL (SSL_CTX cipher_list)
+ * Test 8: Set a default ciphersuite in the SSL (SSL cipher_list)
+ * Test 9: Set a non-default ciphersuite in the SSL (SSL cipher_list)
+ */
+static int test_set_ciphersuite(int idx)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
+
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0,
+                                       &sctx, &cctx, cert, privkey))
+            || !TEST_true(SSL_CTX_set_ciphersuites(sctx,
+                           "TLS_AES_128_GCM_SHA256:TLS_AES_128_CCM_SHA256")))
+        goto end;
+
+    if (idx >=4 && idx <= 7) {
+        /* SSL_CTX explicit cipher list */
+        if (!TEST_true(SSL_CTX_set_cipher_list(cctx, "AES256-GCM-SHA384")))
+            goto end;
+    }
+
+    if (idx == 0 || idx == 4) {
+        /* Default ciphersuite */
+        if (!TEST_true(SSL_CTX_set_ciphersuites(cctx,
+                                                "TLS_AES_128_GCM_SHA256")))
+            goto end;
+    } else if (idx == 1 || idx == 5) {
+        /* Non default ciphersuite */
+        if (!TEST_true(SSL_CTX_set_ciphersuites(cctx,
+                                                "TLS_AES_128_CCM_SHA256")))
+            goto end;
+    }
+
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+                                          &clientssl, NULL, NULL)))
+        goto end;
+
+    if (idx == 8 || idx == 9) {
+        /* SSL explicit cipher list */
+        if (!TEST_true(SSL_set_cipher_list(clientssl, "AES256-GCM-SHA384")))
+            goto end;
+    }
+
+    if (idx == 2 || idx == 6 || idx == 8) {
+        /* Default ciphersuite */
+        if (!TEST_true(SSL_set_ciphersuites(clientssl,
+                                            "TLS_AES_128_GCM_SHA256")))
+            goto end;
+    } else if (idx == 3 || idx == 7 || idx == 9) {
+        /* Non default ciphersuite */
+        if (!TEST_true(SSL_set_ciphersuites(clientssl,
+                                            "TLS_AES_128_CCM_SHA256")))
+            goto end;
+    }
+
+    if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)))
+        goto end;
+
+    testresult = 1;
+
+ end:
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+
+    return testresult;
+}
+
+static int test_ciphersuite_change(void)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    SSL_SESSION *clntsess = NULL;
+    int testresult = 0;
+    const SSL_CIPHER *aes_128_gcm_sha256 = NULL;
+
+    /* Create a session based on SHA-256 */
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0,
+                                       &sctx, &cctx, cert, privkey))
+            || !TEST_true(SSL_CTX_set_ciphersuites(cctx,
+                                                   "TLS_AES_128_GCM_SHA256"))
+            || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+                                          &clientssl, NULL, NULL))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE)))
+        goto end;
+
+    clntsess = SSL_get1_session(clientssl);
+    /* Save for later */
+    aes_128_gcm_sha256 = SSL_SESSION_get0_cipher(clntsess);
+    SSL_shutdown(clientssl);
+    SSL_shutdown(serverssl);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    serverssl = clientssl = NULL;
+
+# if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305)
+    /* Check we can resume a session with a different SHA-256 ciphersuite */
+    if (!TEST_true(SSL_CTX_set_ciphersuites(cctx,
+                                            "TLS_CHACHA20_POLY1305_SHA256"))
+            || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                             NULL, NULL))
+            || !TEST_true(SSL_set_session(clientssl, clntsess))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE))
+            || !TEST_true(SSL_session_reused(clientssl)))
+        goto end;
+
+    SSL_SESSION_free(clntsess);
+    clntsess = SSL_get1_session(clientssl);
+    SSL_shutdown(clientssl);
+    SSL_shutdown(serverssl);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    serverssl = clientssl = NULL;
+# endif
+
+    /*
+     * Check attempting to resume a SHA-256 session with no SHA-256 ciphersuites
+     * succeeds but does not resume.
+     */
+    if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_256_GCM_SHA384"))
+            || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                             NULL, NULL))
+            || !TEST_true(SSL_set_session(clientssl, clntsess))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_SSL))
+            || !TEST_false(SSL_session_reused(clientssl)))
+        goto end;
+
+    SSL_SESSION_free(clntsess);
+    clntsess = NULL;
+    SSL_shutdown(clientssl);
+    SSL_shutdown(serverssl);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    serverssl = clientssl = NULL;
+
+    /* Create a session based on SHA384 */
+    if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_256_GCM_SHA384"))
+            || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+                                          &clientssl, NULL, NULL))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE)))
+        goto end;
+
+    clntsess = SSL_get1_session(clientssl);
+    SSL_shutdown(clientssl);
+    SSL_shutdown(serverssl);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    serverssl = clientssl = NULL;
+
+    if (!TEST_true(SSL_CTX_set_ciphersuites(cctx,
+                   "TLS_AES_128_GCM_SHA256:TLS_AES_256_GCM_SHA384"))
+            || !TEST_true(SSL_CTX_set_ciphersuites(sctx,
+                                                   "TLS_AES_256_GCM_SHA384"))
+            || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                             NULL, NULL))
+            || !TEST_true(SSL_set_session(clientssl, clntsess))
+               /*
+                * We use SSL_ERROR_WANT_READ below so that we can pause the
+                * connection after the initial ClientHello has been sent to
+                * enable us to make some session changes.
+                */
+            || !TEST_false(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_WANT_READ)))
+        goto end;
+
+    /* Trick the client into thinking this session is for a different digest */
+    clntsess->cipher = aes_128_gcm_sha256;
+    clntsess->cipher_id = clntsess->cipher->id;
+
+    /*
+     * Continue the previously started connection. Server has selected a SHA-384
+     * ciphersuite, but client thinks the session is for SHA-256, so it should
+     * bail out.
+     */
+    if (!TEST_false(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_SSL))
+            || !TEST_int_eq(ERR_GET_REASON(ERR_get_error()),
+                            SSL_R_CIPHERSUITE_DIGEST_HAS_CHANGED))
+        goto end;
+
+    testresult = 1;
+
+ end:
+    SSL_SESSION_free(clntsess);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+
+    return testresult;
+}
+
+/*
+ * Test TLSv1.3 Key exchange
+ * Test 0 = Test ECDHE Key exchange
+ * Test 1 = Test ECDHE with TLSv1.2 client and TLSv1.2 server
+ * Test 2 = Test FFDHE Key exchange
+ * Test 3 = Test FFDHE with TLSv1.2 client and TLSv1.2 server
+ */
+static int test_tls13_key_exchange(int idx)
+{
+    SSL_CTX *sctx = NULL, *cctx = NULL;
+    SSL *serverssl = NULL, *clientssl = NULL;
+    int testresult = 0;
+#ifndef OPENSSL_NO_EC
+    int ecdhe_kexch_groups[] = {NID_X9_62_prime256v1, NID_secp384r1, NID_secp521r1,
+                                NID_X25519, NID_X448};
+#endif
+#ifndef OPENSSL_NO_DH
+    int ffdhe_kexch_groups[] = {NID_ffdhe2048, NID_ffdhe3072, NID_ffdhe4096,
+                                NID_ffdhe6144, NID_ffdhe8192};
+#endif
+    int *kexch_groups = NULL;
+    int kexch_groups_size = 0;
+    int max_version = TLS1_3_VERSION;
+    int want_err = SSL_ERROR_NONE;
+    int expected_err_func = 0;
+    int expected_err_reason = 0;
+
+    switch (idx) {
+#ifndef OPENSSL_NO_DH
+        case 3:
+            max_version = TLS1_2_VERSION;
+            /* Fall through */
+        case 2:
+            kexch_groups = ffdhe_kexch_groups;
+            kexch_groups_size = OSSL_NELEM(ffdhe_kexch_groups);
+            break;
+#endif
+#ifndef OPENSSL_NO_EC
+        case 1:
+            max_version = TLS1_2_VERSION;
+            /* Fall through */
+        case 0:
+            kexch_groups = ecdhe_kexch_groups;
+            kexch_groups_size = OSSL_NELEM(ecdhe_kexch_groups);
+            break;
+#endif
+        default:
+            /* We're skipping this test */
+            return 1;
+    }
+
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, max_version,
+                                       &sctx, &cctx, cert, privkey)))
+        goto end;
+
+    if (!TEST_true(SSL_CTX_set_ciphersuites(sctx, TLS1_3_RFC_AES_128_GCM_SHA256)))
+        goto end;
+
+    if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, TLS1_3_RFC_AES_128_GCM_SHA256)))
+        goto end;
+
+    if (!TEST_true(SSL_CTX_set_cipher_list(sctx, TLS1_TXT_RSA_WITH_AES_128_SHA)))
+        goto end;
+
+    /*
+     * Must include an EC ciphersuite so that we send supported groups in
+     * TLSv1.2
+     */
+    if (!TEST_true(SSL_CTX_set_cipher_list(cctx,
+                   TLS1_TXT_ECDHE_ECDSA_WITH_AES_128_CCM ":"
+                   TLS1_TXT_RSA_WITH_AES_128_SHA)))
+        goto end;
+
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                             NULL, NULL)))
+        goto end;
+
+    if (!TEST_true(SSL_set1_groups(serverssl, kexch_groups, kexch_groups_size))
+        || !TEST_true(SSL_set1_groups(clientssl, kexch_groups, kexch_groups_size)))
+        goto end;
+
+    if (!TEST_true(create_ssl_connection(serverssl, clientssl, want_err))) {
+        /* Fail only if no error is expected in handshake */
+        if (expected_err_func == 0)
+            goto end;
+    }
+
+    /* Fail if expected error is not happening for failure testcases */
+    if (expected_err_func) {
+        unsigned long err_code = ERR_get_error();
+        ERR_print_errors_fp(stdout);
+        if (TEST_int_eq(ERR_GET_FUNC(err_code), expected_err_func)
+                && TEST_int_eq(ERR_GET_REASON(err_code), expected_err_reason))
+            testresult = 1;
+        goto end;
+    }
+
+    /*
+     * If Handshake succeeds the negotiated kexch alg should the first one in
+     * configured, except in the case of FFDHE groups which are TLSv1.3 only
+     * so we expect no shared group to exist.
+     */
+    if (!TEST_int_eq(SSL_get_shared_group(serverssl, 0),
+                     idx == 3 ? 0 : kexch_groups[0]))
+        goto end;
+
+    testresult = 1;
+ end:
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    return testresult;
+}
+
+/*
+ * Test TLSv1.3 PSKs
+ * Test 0 = Test new style callbacks
+ * Test 1 = Test both new and old style callbacks
+ * Test 2 = Test old style callbacks
+ * Test 3 = Test old style callbacks with no certificate
+ */
+static int test_tls13_psk(int idx)
+{
+    SSL_CTX *sctx = NULL, *cctx = NULL;
+    SSL *serverssl = NULL, *clientssl = NULL;
+    const SSL_CIPHER *cipher = NULL;
+    const unsigned char key[] = {
+        0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,
+        0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
+        0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23,
+        0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f
+    };
+    int testresult = 0;
+
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0,
+                                       &sctx, &cctx, idx == 3 ? NULL : cert,
+                                       idx == 3 ? NULL : privkey)))
+        goto end;
+
+    if (idx != 3) {
+        /*
+         * We use a ciphersuite with SHA256 to ease testing old style PSK
+         * callbacks which will always default to SHA256. This should not be
+         * necessary if we have no cert/priv key. In that case the server should
+         * prefer SHA256 automatically.
+         */
+        if (!TEST_true(SSL_CTX_set_ciphersuites(cctx,
+                                                "TLS_AES_128_GCM_SHA256")))
+            goto end;
+    }
+
+    /*
+     * Test 0: New style callbacks only
+     * Test 1: New and old style callbacks (only the new ones should be used)
+     * Test 2: Old style callbacks only
+     */
+    if (idx == 0 || idx == 1) {
+        SSL_CTX_set_psk_use_session_callback(cctx, use_session_cb);
+        SSL_CTX_set_psk_find_session_callback(sctx, find_session_cb);
+    }
+#ifndef OPENSSL_NO_PSK
+    if (idx >= 1) {
+        SSL_CTX_set_psk_client_callback(cctx, psk_client_cb);
+        SSL_CTX_set_psk_server_callback(sctx, psk_server_cb);
+    }
+#endif
+    srvid = pskid;
+    use_session_cb_cnt = 0;
+    find_session_cb_cnt = 0;
+    psk_client_cb_cnt = 0;
+    psk_server_cb_cnt = 0;
+
+    if (idx != 3) {
+        /*
+         * Check we can create a connection if callback decides not to send a
+         * PSK
+         */
+        if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                                 NULL, NULL))
+                || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                    SSL_ERROR_NONE))
+                || !TEST_false(SSL_session_reused(clientssl))
+                || !TEST_false(SSL_session_reused(serverssl)))
+            goto end;
+
+        if (idx == 0 || idx == 1) {
+            if (!TEST_true(use_session_cb_cnt == 1)
+                    || !TEST_true(find_session_cb_cnt == 0)
+                       /*
+                        * If no old style callback then below should be 0
+                        * otherwise 1
+                        */
+                    || !TEST_true(psk_client_cb_cnt == idx)
+                    || !TEST_true(psk_server_cb_cnt == 0))
+                goto end;
+        } else {
+            if (!TEST_true(use_session_cb_cnt == 0)
+                    || !TEST_true(find_session_cb_cnt == 0)
+                    || !TEST_true(psk_client_cb_cnt == 1)
+                    || !TEST_true(psk_server_cb_cnt == 0))
+                goto end;
+        }
+
+        shutdown_ssl_connection(serverssl, clientssl);
+        serverssl = clientssl = NULL;
+        use_session_cb_cnt = psk_client_cb_cnt = 0;
+    }
+
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                             NULL, NULL)))
+        goto end;
+
+    /* Create the PSK */
+    cipher = SSL_CIPHER_find(clientssl, TLS13_AES_128_GCM_SHA256_BYTES);
+    clientpsk = SSL_SESSION_new();
+    if (!TEST_ptr(clientpsk)
+            || !TEST_ptr(cipher)
+            || !TEST_true(SSL_SESSION_set1_master_key(clientpsk, key,
+                                                      sizeof(key)))
+            || !TEST_true(SSL_SESSION_set_cipher(clientpsk, cipher))
+            || !TEST_true(SSL_SESSION_set_protocol_version(clientpsk,
+                                                           TLS1_3_VERSION))
+            || !TEST_true(SSL_SESSION_up_ref(clientpsk)))
+        goto end;
+    serverpsk = clientpsk;
+
+    /* Check we can create a connection and the PSK is used */
+    if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))
+            || !TEST_true(SSL_session_reused(clientssl))
+            || !TEST_true(SSL_session_reused(serverssl)))
+        goto end;
+
+    if (idx == 0 || idx == 1) {
+        if (!TEST_true(use_session_cb_cnt == 1)
+                || !TEST_true(find_session_cb_cnt == 1)
+                || !TEST_true(psk_client_cb_cnt == 0)
+                || !TEST_true(psk_server_cb_cnt == 0))
+            goto end;
+    } else {
+        if (!TEST_true(use_session_cb_cnt == 0)
+                || !TEST_true(find_session_cb_cnt == 0)
+                || !TEST_true(psk_client_cb_cnt == 1)
+                || !TEST_true(psk_server_cb_cnt == 1))
+            goto end;
+    }
+
+    shutdown_ssl_connection(serverssl, clientssl);
+    serverssl = clientssl = NULL;
+    use_session_cb_cnt = find_session_cb_cnt = 0;
+    psk_client_cb_cnt = psk_server_cb_cnt = 0;
+
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                             NULL, NULL)))
+        goto end;
+
+    /* Force an HRR */
+#if defined(OPENSSL_NO_EC)
+    if (!TEST_true(SSL_set1_groups_list(serverssl, "ffdhe3072")))
+        goto end;
+#else
+    if (!TEST_true(SSL_set1_groups_list(serverssl, "P-256")))
+        goto end;
+#endif
+
+    /*
+     * Check we can create a connection, the PSK is used and the callbacks are
+     * called twice.
+     */
+    if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))
+            || !TEST_true(SSL_session_reused(clientssl))
+            || !TEST_true(SSL_session_reused(serverssl)))
+        goto end;
+
+    if (idx == 0 || idx == 1) {
+        if (!TEST_true(use_session_cb_cnt == 2)
+                || !TEST_true(find_session_cb_cnt == 2)
+                || !TEST_true(psk_client_cb_cnt == 0)
+                || !TEST_true(psk_server_cb_cnt == 0))
+            goto end;
+    } else {
+        if (!TEST_true(use_session_cb_cnt == 0)
+                || !TEST_true(find_session_cb_cnt == 0)
+                || !TEST_true(psk_client_cb_cnt == 2)
+                || !TEST_true(psk_server_cb_cnt == 2))
+            goto end;
+    }
+
+    shutdown_ssl_connection(serverssl, clientssl);
+    serverssl = clientssl = NULL;
+    use_session_cb_cnt = find_session_cb_cnt = 0;
+    psk_client_cb_cnt = psk_server_cb_cnt = 0;
+
+    if (idx != 3) {
+        /*
+         * Check that if the server rejects the PSK we can still connect, but with
+         * a full handshake
+         */
+        srvid = "Dummy Identity";
+        if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                                 NULL, NULL))
+                || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                    SSL_ERROR_NONE))
+                || !TEST_false(SSL_session_reused(clientssl))
+                || !TEST_false(SSL_session_reused(serverssl)))
+            goto end;
+
+        if (idx == 0 || idx == 1) {
+            if (!TEST_true(use_session_cb_cnt == 1)
+                    || !TEST_true(find_session_cb_cnt == 1)
+                    || !TEST_true(psk_client_cb_cnt == 0)
+                       /*
+                        * If no old style callback then below should be 0
+                        * otherwise 1
+                        */
+                    || !TEST_true(psk_server_cb_cnt == idx))
+                goto end;
+        } else {
+            if (!TEST_true(use_session_cb_cnt == 0)
+                    || !TEST_true(find_session_cb_cnt == 0)
+                    || !TEST_true(psk_client_cb_cnt == 1)
+                    || !TEST_true(psk_server_cb_cnt == 1))
+                goto end;
+        }
+
+        shutdown_ssl_connection(serverssl, clientssl);
+        serverssl = clientssl = NULL;
+    }
+    testresult = 1;
+
+ end:
+    SSL_SESSION_free(clientpsk);
+    SSL_SESSION_free(serverpsk);
+    clientpsk = serverpsk = NULL;
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    return testresult;
+}
+
+static unsigned char cookie_magic_value[] = "cookie magic";
+
+static int generate_cookie_callback(SSL *ssl, unsigned char *cookie,
+                                    unsigned int *cookie_len)
+{
+    /*
+     * Not suitable as a real cookie generation function but good enough for
+     * testing!
+     */
+    memcpy(cookie, cookie_magic_value, sizeof(cookie_magic_value) - 1);
+    *cookie_len = sizeof(cookie_magic_value) - 1;
+
+    return 1;
+}
+
+static int verify_cookie_callback(SSL *ssl, const unsigned char *cookie,
+                                  unsigned int cookie_len)
+{
+    if (cookie_len == sizeof(cookie_magic_value) - 1
+        && memcmp(cookie, cookie_magic_value, cookie_len) == 0)
+        return 1;
+
+    return 0;
+}
+
+static int generate_stateless_cookie_callback(SSL *ssl, unsigned char *cookie,
+                                        size_t *cookie_len)
+{
+    unsigned int temp;
+    int res = generate_cookie_callback(ssl, cookie, &temp);
+    *cookie_len = temp;
+    return res;
+}
+
+static int verify_stateless_cookie_callback(SSL *ssl, const unsigned char *cookie,
+                                      size_t cookie_len)
+{
+    return verify_cookie_callback(ssl, cookie, cookie_len);
+}
+
+static int test_stateless(void)
+{
+    SSL_CTX *sctx = NULL, *cctx = NULL;
+    SSL *serverssl = NULL, *clientssl = NULL;
+    int testresult = 0;
+
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0,
+                                       &sctx, &cctx, cert, privkey)))
+        goto end;
+
+    /* The arrival of CCS messages can confuse the test */
+    SSL_CTX_clear_options(cctx, SSL_OP_ENABLE_MIDDLEBOX_COMPAT);
+
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                      NULL, NULL))
+               /* Send the first ClientHello */
+            || !TEST_false(create_ssl_connection(serverssl, clientssl,
+                                                 SSL_ERROR_WANT_READ))
+               /*
+                * This should fail with a -1 return because we have no callbacks
+                * set up
+                */
+            || !TEST_int_eq(SSL_stateless(serverssl), -1))
+        goto end;
+
+    /* Fatal error so abandon the connection from this client */
+    SSL_free(clientssl);
+    clientssl = NULL;
+
+    /* Set up the cookie generation and verification callbacks */
+    SSL_CTX_set_stateless_cookie_generate_cb(sctx, generate_stateless_cookie_callback);
+    SSL_CTX_set_stateless_cookie_verify_cb(sctx, verify_stateless_cookie_callback);
+
+    /*
+     * Create a new connection from the client (we can reuse the server SSL
+     * object).
+     */
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                             NULL, NULL))
+               /* Send the first ClientHello */
+            || !TEST_false(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_WANT_READ))
+               /* This should fail because there is no cookie */
+            || !TEST_int_eq(SSL_stateless(serverssl), 0))
+        goto end;
+
+    /* Abandon the connection from this client */
+    SSL_free(clientssl);
+    clientssl = NULL;
+
+    /*
+     * Now create a connection from a new client but with the same server SSL
+     * object
+     */
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                             NULL, NULL))
+               /* Send the first ClientHello */
+            || !TEST_false(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_WANT_READ))
+               /* This should fail because there is no cookie */
+            || !TEST_int_eq(SSL_stateless(serverssl), 0)
+               /* Send the second ClientHello */
+            || !TEST_false(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_WANT_READ))
+               /* This should succeed because a cookie is now present */
+            || !TEST_int_eq(SSL_stateless(serverssl), 1)
+               /* Complete the connection */
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE)))
+        goto end;
+
+    shutdown_ssl_connection(serverssl, clientssl);
+    serverssl = clientssl = NULL;
+    testresult = 1;
+
+ end:
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    return testresult;
+
+}
+#endif /* OPENSSL_NO_TLS1_3 */
+
+static int clntaddoldcb = 0;
+static int clntparseoldcb = 0;
+static int srvaddoldcb = 0;
+static int srvparseoldcb = 0;
+static int clntaddnewcb = 0;
+static int clntparsenewcb = 0;
+static int srvaddnewcb = 0;
+static int srvparsenewcb = 0;
+static int snicb = 0;
+
+#define TEST_EXT_TYPE1  0xff00
+
+static int old_add_cb(SSL *s, unsigned int ext_type, const unsigned char **out,
+                      size_t *outlen, int *al, void *add_arg)
+{
+    int *server = (int *)add_arg;
+    unsigned char *data;
+
+    if (SSL_is_server(s))
+        srvaddoldcb++;
+    else
+        clntaddoldcb++;
+
+    if (*server != SSL_is_server(s)
+            || (data = OPENSSL_malloc(sizeof(*data))) == NULL)
+        return -1;
+
+    *data = 1;
+    *out = data;
+    *outlen = sizeof(char);
+    return 1;
+}
+
+static void old_free_cb(SSL *s, unsigned int ext_type, const unsigned char *out,
+                        void *add_arg)
+{
+    OPENSSL_free((unsigned char *)out);
+}
+
+static int old_parse_cb(SSL *s, unsigned int ext_type, const unsigned char *in,
+                        size_t inlen, int *al, void *parse_arg)
+{
+    int *server = (int *)parse_arg;
+
+    if (SSL_is_server(s))
+        srvparseoldcb++;
+    else
+        clntparseoldcb++;
+
+    if (*server != SSL_is_server(s)
+            || inlen != sizeof(char)
+            || *in != 1)
+        return -1;
+
+    return 1;
+}
+
+static int new_add_cb(SSL *s, unsigned int ext_type, unsigned int context,
+                      const unsigned char **out, size_t *outlen, X509 *x,
+                      size_t chainidx, int *al, void *add_arg)
+{
+    int *server = (int *)add_arg;
+    unsigned char *data;
+
+    if (SSL_is_server(s))
+        srvaddnewcb++;
+    else
+        clntaddnewcb++;
+
+    if (*server != SSL_is_server(s)
+            || (data = OPENSSL_malloc(sizeof(*data))) == NULL)
+        return -1;
+
+    *data = 1;
+    *out = data;
+    *outlen = sizeof(*data);
+    return 1;
+}
+
+static void new_free_cb(SSL *s, unsigned int ext_type, unsigned int context,
+                        const unsigned char *out, void *add_arg)
+{
+    OPENSSL_free((unsigned char *)out);
+}
+
+static int new_parse_cb(SSL *s, unsigned int ext_type, unsigned int context,
+                        const unsigned char *in, size_t inlen, X509 *x,
+                        size_t chainidx, int *al, void *parse_arg)
+{
+    int *server = (int *)parse_arg;
+
+    if (SSL_is_server(s))
+        srvparsenewcb++;
+    else
+        clntparsenewcb++;
+
+    if (*server != SSL_is_server(s)
+            || inlen != sizeof(char) || *in != 1)
+        return -1;
+
+    return 1;
+}
+
+static int sni_cb(SSL *s, int *al, void *arg)
+{
+    SSL_CTX *ctx = (SSL_CTX *)arg;
+
+    if (SSL_set_SSL_CTX(s, ctx) == NULL) {
+        *al = SSL_AD_INTERNAL_ERROR;
+        return SSL_TLSEXT_ERR_ALERT_FATAL;
+    }
+    snicb++;
+    return SSL_TLSEXT_ERR_OK;
+}
+
+/*
+ * Custom call back tests.
+ * Test 0: Old style callbacks in TLSv1.2
+ * Test 1: New style callbacks in TLSv1.2
+ * Test 2: New style callbacks in TLSv1.2 with SNI
+ * Test 3: New style callbacks in TLSv1.3. Extensions in CH and EE
+ * Test 4: New style callbacks in TLSv1.3. Extensions in CH, SH, EE, Cert + NST
+ */
+static int test_custom_exts(int tst)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL, *sctx2 = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
+    static int server = 1;
+    static int client = 0;
+    SSL_SESSION *sess = NULL;
+    unsigned int context;
+
+#if defined(OPENSSL_NO_TLS1_2) && !defined(OPENSSL_NO_TLS1_3)
+    /* Skip tests for TLSv1.2 and below in this case */
+    if (tst < 3)
+        return 1;
+#endif
+
+    /* Reset callback counters */
+    clntaddoldcb = clntparseoldcb = srvaddoldcb = srvparseoldcb = 0;
+    clntaddnewcb = clntparsenewcb = srvaddnewcb = srvparsenewcb = 0;
+    snicb = 0;
+
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0,
+                                       &sctx, &cctx, cert, privkey)))
+        goto end;
+
+    if (tst == 2
+            && !TEST_true(create_ssl_ctx_pair(TLS_server_method(), NULL,
+                                              TLS1_VERSION, 0,
+                                              &sctx2, NULL, cert, privkey)))
+        goto end;
+
+
+    if (tst < 3) {
+        SSL_CTX_set_options(cctx, SSL_OP_NO_TLSv1_3);
+        SSL_CTX_set_options(sctx, SSL_OP_NO_TLSv1_3);
+        if (sctx2 != NULL)
+            SSL_CTX_set_options(sctx2, SSL_OP_NO_TLSv1_3);
+    }
+
+    if (tst == 4) {
+        context = SSL_EXT_CLIENT_HELLO
+                  | SSL_EXT_TLS1_2_SERVER_HELLO
+                  | SSL_EXT_TLS1_3_SERVER_HELLO
+                  | SSL_EXT_TLS1_3_ENCRYPTED_EXTENSIONS
+                  | SSL_EXT_TLS1_3_CERTIFICATE
+                  | SSL_EXT_TLS1_3_NEW_SESSION_TICKET;
+    } else {
+        context = SSL_EXT_CLIENT_HELLO
+                  | SSL_EXT_TLS1_2_SERVER_HELLO
+                  | SSL_EXT_TLS1_3_ENCRYPTED_EXTENSIONS;
+    }
+
+    /* Create a client side custom extension */
+    if (tst == 0) {
+        if (!TEST_true(SSL_CTX_add_client_custom_ext(cctx, TEST_EXT_TYPE1,
+                                                     old_add_cb, old_free_cb,
+                                                     &client, old_parse_cb,
+                                                     &client)))
+            goto end;
+    } else {
+        if (!TEST_true(SSL_CTX_add_custom_ext(cctx, TEST_EXT_TYPE1, context,
+                                              new_add_cb, new_free_cb,
+                                              &client, new_parse_cb, &client)))
+            goto end;
+    }
+
+    /* Should not be able to add duplicates */
+    if (!TEST_false(SSL_CTX_add_client_custom_ext(cctx, TEST_EXT_TYPE1,
+                                                  old_add_cb, old_free_cb,
+                                                  &client, old_parse_cb,
+                                                  &client))
+            || !TEST_false(SSL_CTX_add_custom_ext(cctx, TEST_EXT_TYPE1,
+                                                  context, new_add_cb,
+                                                  new_free_cb, &client,
+                                                  new_parse_cb, &client)))
+        goto end;
+
+    /* Create a server side custom extension */
+    if (tst == 0) {
+        if (!TEST_true(SSL_CTX_add_server_custom_ext(sctx, TEST_EXT_TYPE1,
+                                                     old_add_cb, old_free_cb,
+                                                     &server, old_parse_cb,
+                                                     &server)))
+            goto end;
+    } else {
+        if (!TEST_true(SSL_CTX_add_custom_ext(sctx, TEST_EXT_TYPE1, context,
+                                              new_add_cb, new_free_cb,
+                                              &server, new_parse_cb, &server)))
+            goto end;
+        if (sctx2 != NULL
+                && !TEST_true(SSL_CTX_add_custom_ext(sctx2, TEST_EXT_TYPE1,
+                                                     context, new_add_cb,
+                                                     new_free_cb, &server,
+                                                     new_parse_cb, &server)))
+            goto end;
+    }
+
+    /* Should not be able to add duplicates */
+    if (!TEST_false(SSL_CTX_add_server_custom_ext(sctx, TEST_EXT_TYPE1,
+                                                  old_add_cb, old_free_cb,
+                                                  &server, old_parse_cb,
+                                                  &server))
+            || !TEST_false(SSL_CTX_add_custom_ext(sctx, TEST_EXT_TYPE1,
+                                                  context, new_add_cb,
+                                                  new_free_cb, &server,
+                                                  new_parse_cb, &server)))
+        goto end;
+
+    if (tst == 2) {
+        /* Set up SNI */
+        if (!TEST_true(SSL_CTX_set_tlsext_servername_callback(sctx, sni_cb))
+                || !TEST_true(SSL_CTX_set_tlsext_servername_arg(sctx, sctx2)))
+            goto end;
+    }
+
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+                                      &clientssl, NULL, NULL))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE)))
+        goto end;
+
+    if (tst == 0) {
+        if (clntaddoldcb != 1
+                || clntparseoldcb != 1
+                || srvaddoldcb != 1
+                || srvparseoldcb != 1)
+            goto end;
+    } else if (tst == 1 || tst == 2 || tst == 3) {
+        if (clntaddnewcb != 1
+                || clntparsenewcb != 1
+                || srvaddnewcb != 1
+                || srvparsenewcb != 1
+                || (tst != 2 && snicb != 0)
+                || (tst == 2 && snicb != 1))
+            goto end;
+    } else {
+        /* In this case there 2 NewSessionTicket messages created */
+        if (clntaddnewcb != 1
+                || clntparsenewcb != 5
+                || srvaddnewcb != 5
+                || srvparsenewcb != 1)
+            goto end;
+    }
+
+    sess = SSL_get1_session(clientssl);
+    SSL_shutdown(clientssl);
+    SSL_shutdown(serverssl);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    serverssl = clientssl = NULL;
+
+    if (tst == 3) {
+        /* We don't bother with the resumption aspects for this test */
+        testresult = 1;
+        goto end;
+    }
+
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                      NULL, NULL))
+            || !TEST_true(SSL_set_session(clientssl, sess))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                               SSL_ERROR_NONE)))
+        goto end;
+
+    /*
+     * For a resumed session we expect to add the ClientHello extension. For the
+     * old style callbacks we ignore it on the server side because they set
+     * SSL_EXT_IGNORE_ON_RESUMPTION. The new style callbacks do not ignore
+     * them.
+     */
+    if (tst == 0) {
+        if (clntaddoldcb != 2
+                || clntparseoldcb != 1
+                || srvaddoldcb != 1
+                || srvparseoldcb != 1)
+            goto end;
+    } else if (tst == 1 || tst == 2 || tst == 3) {
+        if (clntaddnewcb != 2
+                || clntparsenewcb != 2
+                || srvaddnewcb != 2
+                || srvparsenewcb != 2)
+            goto end;
+    } else {
+        /*
+         * No Certificate message extensions in the resumption handshake,
+         * 2 NewSessionTickets in the initial handshake, 1 in the resumption
+         */
+        if (clntaddnewcb != 2
+                || clntparsenewcb != 8
+                || srvaddnewcb != 8
+                || srvparsenewcb != 2)
+            goto end;
+    }
+
+    testresult = 1;
+
+end:
+    SSL_SESSION_free(sess);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx2);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    return testresult;
+}
+
+/*
+ * Test loading of serverinfo data in various formats. test_sslmessages actually
+ * tests to make sure the extensions appear in the handshake
+ */
+static int test_serverinfo(int tst)
+{
+    unsigned int version;
+    unsigned char *sibuf;
+    size_t sibuflen;
+    int ret, expected, testresult = 0;
+    SSL_CTX *ctx;
+
+    ctx = SSL_CTX_new(TLS_method());
+    if (!TEST_ptr(ctx))
+        goto end;
+
+    if ((tst & 0x01) == 0x01)
+        version = SSL_SERVERINFOV2;
+    else
+        version = SSL_SERVERINFOV1;
+
+    if ((tst & 0x02) == 0x02) {
+        sibuf = serverinfov2;
+        sibuflen = sizeof(serverinfov2);
+        expected = (version == SSL_SERVERINFOV2);
+    } else {
+        sibuf = serverinfov1;
+        sibuflen = sizeof(serverinfov1);
+        expected = (version == SSL_SERVERINFOV1);
+    }
+
+    if ((tst & 0x04) == 0x04) {
+        ret = SSL_CTX_use_serverinfo_ex(ctx, version, sibuf, sibuflen);
+    } else {
+        ret = SSL_CTX_use_serverinfo(ctx, sibuf, sibuflen);
+
+        /*
+         * The version variable is irrelevant in this case - it's what is in the
+         * buffer that matters
+         */
+        if ((tst & 0x02) == 0x02)
+            expected = 0;
+        else
+            expected = 1;
+    }
+
+    if (!TEST_true(ret == expected))
+        goto end;
+
+    testresult = 1;
+
+ end:
+    SSL_CTX_free(ctx);
+
+    return testresult;
+}
+
+/*
+ * Test that SSL_export_keying_material() produces expected results. There are
+ * no test vectors so all we do is test that both sides of the communication
+ * produce the same results for different protocol versions.
+ */
+#define SMALL_LABEL_LEN 10
+#define LONG_LABEL_LEN  249
+static int test_export_key_mat(int tst)
+{
+    int testresult = 0;
+    SSL_CTX *cctx = NULL, *sctx = NULL, *sctx2 = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    const char label[LONG_LABEL_LEN + 1] = "test label";
+    const unsigned char context[] = "context";
+    const unsigned char *emptycontext = NULL;
+    unsigned char ckeymat1[80], ckeymat2[80], ckeymat3[80];
+    unsigned char skeymat1[80], skeymat2[80], skeymat3[80];
+    size_t labellen;
+    const int protocols[] = {
+        TLS1_VERSION,
+        TLS1_1_VERSION,
+        TLS1_2_VERSION,
+        TLS1_3_VERSION,
+        TLS1_3_VERSION,
+        TLS1_3_VERSION
+    };
+
+#ifdef OPENSSL_NO_TLS1
+    if (tst == 0)
+        return 1;
+#endif
+#ifdef OPENSSL_NO_TLS1_1
+    if (tst == 1)
+        return 1;
+#endif
+#ifdef OPENSSL_NO_TLS1_2
+    if (tst == 2)
+        return 1;
+#endif
+#ifdef OPENSSL_NO_TLS1_3
+    if (tst >= 3)
+        return 1;
+#endif
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0,
+                                       &sctx, &cctx, cert, privkey)))
         goto end;
 
-    /*
-     * Server has not finished init yet, so should still be able to write early
-     * data.
-     */
-    if (!TEST_true(SSL_write_early_data(serverssl, MSG6, strlen(MSG6),
-                                        &written))
-            || !TEST_size_t_eq(written, strlen(MSG6)))
-        goto end;
+    OPENSSL_assert(tst >= 0 && (size_t)tst < OSSL_NELEM(protocols));
+    SSL_CTX_set_max_proto_version(cctx, protocols[tst]);
+    SSL_CTX_set_min_proto_version(cctx, protocols[tst]);
 
-    /* Push the ClientFinished and the normal data back into the server rbio */
-    if (!TEST_true(BIO_write_ex(rbio, data + eoedlen, rawread - eoedlen,
-                                &rawwritten))
-            || !TEST_size_t_eq(rawwritten, rawread - eoedlen))
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL,
+                                      NULL))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE)))
         goto end;
 
-    /* Server should be able to read normal data */
-    if (!TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
-            || !TEST_size_t_eq(readbytes, strlen(MSG5)))
-        goto end;
+    if (tst == 5) {
+        /*
+         * TLSv1.3 imposes a maximum label len of 249 bytes. Check we fail if we
+         * go over that.
+         */
+        if (!TEST_int_le(SSL_export_keying_material(clientssl, ckeymat1,
+                                                    sizeof(ckeymat1), label,
+                                                    LONG_LABEL_LEN + 1, context,
+                                                    sizeof(context) - 1, 1), 0))
+            goto end;
 
-    /* Client and server should not be able to write/read early data now */
-    if (!TEST_false(SSL_write_early_data(clientssl, MSG6, strlen(MSG6),
-                                         &written)))
-        goto end;
-    ERR_clear_error();
-    if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
-                                         &readbytes),
-                     SSL_READ_EARLY_DATA_ERROR))
+        testresult = 1;
         goto end;
-    ERR_clear_error();
+    } else if (tst == 4) {
+        labellen = LONG_LABEL_LEN;
+    } else {
+        labellen = SMALL_LABEL_LEN;
+    }
 
-    /* Client should be able to read the data sent by the server */
-    if (!TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
-            || !TEST_mem_eq(buf, readbytes, MSG6, strlen(MSG6)))
+    if (!TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat1,
+                                                sizeof(ckeymat1), label,
+                                                labellen, context,
+                                                sizeof(context) - 1, 1), 1)
+            || !TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat2,
+                                                       sizeof(ckeymat2), label,
+                                                       labellen,
+                                                       emptycontext,
+                                                       0, 1), 1)
+            || !TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat3,
+                                                       sizeof(ckeymat3), label,
+                                                       labellen,
+                                                       NULL, 0, 0), 1)
+            || !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat1,
+                                                       sizeof(skeymat1), label,
+                                                       labellen,
+                                                       context,
+                                                       sizeof(context) -1, 1),
+                            1)
+            || !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat2,
+                                                       sizeof(skeymat2), label,
+                                                       labellen,
+                                                       emptycontext,
+                                                       0, 1), 1)
+            || !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat3,
+                                                       sizeof(skeymat3), label,
+                                                       labellen,
+                                                       NULL, 0, 0), 1)
+               /*
+                * Check that both sides created the same key material with the
+                * same context.
+                */
+            || !TEST_mem_eq(ckeymat1, sizeof(ckeymat1), skeymat1,
+                            sizeof(skeymat1))
+               /*
+                * Check that both sides created the same key material with an
+                * empty context.
+                */
+            || !TEST_mem_eq(ckeymat2, sizeof(ckeymat2), skeymat2,
+                            sizeof(skeymat2))
+               /*
+                * Check that both sides created the same key material without a
+                * context.
+                */
+            || !TEST_mem_eq(ckeymat3, sizeof(ckeymat3), skeymat3,
+                            sizeof(skeymat3))
+               /* Different contexts should produce different results */
+            || !TEST_mem_ne(ckeymat1, sizeof(ckeymat1), ckeymat2,
+                            sizeof(ckeymat2)))
         goto end;
 
     /*
-     * Make sure we process the NewSessionTicket. This arrives post-handshake.
-     * We attempt a read which we do not expect to return any data.
+     * Check that an empty context and no context produce different results in
+     * protocols less than TLSv1.3. In TLSv1.3 they should be the same.
      */
-    if (!TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)))
-        goto end;
-
-    /* Server should be able to write normal data */
-    if (!TEST_true(SSL_write_ex(serverssl, MSG7, strlen(MSG7), &written))
-            || !TEST_size_t_eq(written, strlen(MSG7))
-            || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
-            || !TEST_mem_eq(buf, readbytes, MSG7, strlen(MSG7)))
+    if ((tst < 3 && !TEST_mem_ne(ckeymat2, sizeof(ckeymat2), ckeymat3,
+                                  sizeof(ckeymat3)))
+            || (tst >= 3 && !TEST_mem_eq(ckeymat2, sizeof(ckeymat2), ckeymat3,
+                                         sizeof(ckeymat3))))
         goto end;
 
-    /* We keep the PSK session around if using PSK */
-    if (idx != 2)
-        SSL_SESSION_free(sess);
-    sess = SSL_get1_session(clientssl);
-    use_session_cb_cnt = 0;
-    find_session_cb_cnt = 0;
+    testresult = 1;
 
-    SSL_shutdown(clientssl);
-    SSL_shutdown(serverssl);
+ end:
     SSL_free(serverssl);
     SSL_free(clientssl);
-    serverssl = clientssl = NULL;
-    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
-                                      &clientssl, NULL, NULL))
-            || !TEST_true(SSL_set_session(clientssl, sess)))
-        goto end;
+    SSL_CTX_free(sctx2);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
 
-    /* Write and read some early data */
-    if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
-                                        &written))
-            || !TEST_size_t_eq(written, strlen(MSG1))
-            || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
-                                                &readbytes),
-                            SSL_READ_EARLY_DATA_SUCCESS)
-            || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1)))
-        goto end;
+    return testresult;
+}
 
-    if (!TEST_int_gt(SSL_connect(clientssl), 0)
-            || !TEST_int_gt(SSL_accept(serverssl), 0))
-        goto end;
+#ifndef OPENSSL_NO_TLS1_3
+/*
+ * Test that SSL_export_keying_material_early() produces expected
+ * results. There are no test vectors so all we do is test that both
+ * sides of the communication produce the same results for different
+ * protocol versions.
+ */
+static int test_export_key_mat_early(int idx)
+{
+    static const char label[] = "test label";
+    static const unsigned char context[] = "context";
+    int testresult = 0;
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    SSL_SESSION *sess = NULL;
+    const unsigned char *emptycontext = NULL;
+    unsigned char ckeymat1[80], ckeymat2[80];
+    unsigned char skeymat1[80], skeymat2[80];
+    unsigned char buf[1];
+    size_t readbytes, written;
 
-    /* Client and server should not be able to write/read early data now */
-    if (!TEST_false(SSL_write_early_data(clientssl, MSG6, strlen(MSG6),
-                                         &written)))
+    if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, &serverssl,
+                                        &sess, idx)))
         goto end;
-    ERR_clear_error();
-    if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
-                                         &readbytes),
-                     SSL_READ_EARLY_DATA_ERROR))
+
+    /* Here writing 0 length early data is enough. */
+    if (!TEST_true(SSL_write_early_data(clientssl, NULL, 0, &written))
+            || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+                                                &readbytes),
+                            SSL_READ_EARLY_DATA_ERROR)
+            || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+                            SSL_EARLY_DATA_ACCEPTED))
         goto end;
-    ERR_clear_error();
 
-    /* Client and server should be able to write/read normal data */
-    if (!TEST_true(SSL_write_ex(clientssl, MSG5, strlen(MSG5), &written))
-            || !TEST_size_t_eq(written, strlen(MSG5))
-            || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
-            || !TEST_size_t_eq(readbytes, strlen(MSG5)))
+    if (!TEST_int_eq(SSL_export_keying_material_early(
+                     clientssl, ckeymat1, sizeof(ckeymat1), label,
+                     sizeof(label) - 1, context, sizeof(context) - 1), 1)
+            || !TEST_int_eq(SSL_export_keying_material_early(
+                            clientssl, ckeymat2, sizeof(ckeymat2), label,
+                            sizeof(label) - 1, emptycontext, 0), 1)
+            || !TEST_int_eq(SSL_export_keying_material_early(
+                            serverssl, skeymat1, sizeof(skeymat1), label,
+                            sizeof(label) - 1, context, sizeof(context) - 1), 1)
+            || !TEST_int_eq(SSL_export_keying_material_early(
+                            serverssl, skeymat2, sizeof(skeymat2), label,
+                            sizeof(label) - 1, emptycontext, 0), 1)
+               /*
+                * Check that both sides created the same key material with the
+                * same context.
+                */
+            || !TEST_mem_eq(ckeymat1, sizeof(ckeymat1), skeymat1,
+                            sizeof(skeymat1))
+               /*
+                * Check that both sides created the same key material with an
+                * empty context.
+                */
+            || !TEST_mem_eq(ckeymat2, sizeof(ckeymat2), skeymat2,
+                            sizeof(skeymat2))
+               /* Different contexts should produce different results */
+            || !TEST_mem_ne(ckeymat1, sizeof(ckeymat1), ckeymat2,
+                            sizeof(ckeymat2)))
         goto end;
 
     testresult = 1;
 
  end:
-    if (sess != clientpsk)
-        SSL_SESSION_free(sess);
+    SSL_SESSION_free(sess);
     SSL_SESSION_free(clientpsk);
     SSL_SESSION_free(serverpsk);
     clientpsk = serverpsk = NULL;
@@ -1783,517 +4820,586 @@ static int test_early_data_read_write(int idx)
     SSL_free(clientssl);
     SSL_CTX_free(sctx);
     SSL_CTX_free(cctx);
+
     return testresult;
 }
 
+#define NUM_KEY_UPDATE_MESSAGES 40
 /*
- * Helper function to test that a server attempting to read early data can
- * handle a connection from a client where the early data should be skipped.
+ * Test KeyUpdate.
  */
-static int early_data_skip_helper(int hrr, int idx)
+static int test_key_update(void)
 {
     SSL_CTX *cctx = NULL, *sctx = NULL;
     SSL *clientssl = NULL, *serverssl = NULL;
-    int testresult = 0;
-    SSL_SESSION *sess = NULL;
-    unsigned char buf[20];
-    size_t readbytes, written;
-
-    if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
-                                        &serverssl, &sess, idx)))
-        goto end;
-
-    if (hrr) {
-        /* Force an HRR to occur */
-        if (!TEST_true(SSL_set1_groups_list(serverssl, "P-256")))
-            goto end;
-    } else if (idx == 2) {
-        /*
-         * We force early_data rejection by ensuring the PSK identity is
-         * unrecognised
-         */
-        srvid = "Dummy Identity";
-    } else {
-        /*
-         * Deliberately corrupt the creation time. We take 20 seconds off the
-         * time. It could be any value as long as it is not within tolerance.
-         * This should mean the ticket is rejected.
-         */
-        if (!TEST_true(SSL_SESSION_set_time(sess, (long)(time(NULL) - 20))))
-            goto end;
-    }
+    int testresult = 0, i, j;
+    char buf[20];
+    static char *mess = "A test message";
 
-    /* Write some early data */
-    if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
-                                        &written))
-            || !TEST_size_t_eq(written, strlen(MSG1)))
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+                                       TLS_client_method(),
+                                       TLS1_3_VERSION,
+                                       0,
+                                       &sctx, &cctx, cert, privkey))
+            || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                             NULL, NULL))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE)))
         goto end;
 
-    /* Server should reject the early data and skip over it */
-    if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
-                                         &readbytes),
-                     SSL_READ_EARLY_DATA_FINISH)
-            || !TEST_size_t_eq(readbytes, 0)
-            || !TEST_int_eq(SSL_get_early_data_status(serverssl),
-                            SSL_EARLY_DATA_REJECTED))
-        goto end;
+    for (j = 0; j < 2; j++) {
+        /* Send lots of KeyUpdate messages */
+        for (i = 0; i < NUM_KEY_UPDATE_MESSAGES; i++) {
+            if (!TEST_true(SSL_key_update(clientssl,
+                                          (j == 0)
+                                          ? SSL_KEY_UPDATE_NOT_REQUESTED
+                                          : SSL_KEY_UPDATE_REQUESTED))
+                    || !TEST_true(SSL_do_handshake(clientssl)))
+                goto end;
+        }
 
-    if (hrr) {
-        /*
-         * Finish off the handshake. We perform the same writes and reads as
-         * further down but we expect them to fail due to the incomplete
-         * handshake.
-         */
-        if (!TEST_false(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written))
-                || !TEST_false(SSL_read_ex(serverssl, buf, sizeof(buf),
-                               &readbytes)))
+        /* Check that sending and receiving app data is ok */
+        if (!TEST_int_eq(SSL_write(clientssl, mess, strlen(mess)), strlen(mess))
+                || !TEST_int_eq(SSL_read(serverssl, buf, sizeof(buf)),
+                                         strlen(mess)))
             goto end;
-    }
 
-    /* Should be able to send normal data despite rejection of early data */
-    if (!TEST_true(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written))
-            || !TEST_size_t_eq(written, strlen(MSG2))
-            || !TEST_int_eq(SSL_get_early_data_status(clientssl),
-                            SSL_EARLY_DATA_REJECTED)
-            || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
-            || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2)))
-        goto end;
+        if (!TEST_int_eq(SSL_write(serverssl, mess, strlen(mess)), strlen(mess))
+                || !TEST_int_eq(SSL_read(clientssl, buf, sizeof(buf)),
+                                         strlen(mess)))
+            goto end;
+    }
 
     testresult = 1;
 
  end:
-    if (sess != clientpsk)
-        SSL_SESSION_free(clientpsk);
-    SSL_SESSION_free(serverpsk);
-    clientpsk = serverpsk = NULL;
-    SSL_SESSION_free(sess);
     SSL_free(serverssl);
     SSL_free(clientssl);
     SSL_CTX_free(sctx);
     SSL_CTX_free(cctx);
-    return testresult;
-}
-
-/*
- * Test that a server attempting to read early data can handle a connection
- * from a client where the early data is not acceptable.
- */
-static int test_early_data_skip(int idx)
-{
-    return early_data_skip_helper(0, idx);
-}
 
-/*
- * Test that a server attempting to read early data can handle a connection
- * from a client where an HRR occurs.
- */
-static int test_early_data_skip_hrr(int idx)
-{
-    return early_data_skip_helper(1, idx);
+    return testresult;
 }
 
 /*
- * Test that a server attempting to read early data can handle a connection
- * from a client that doesn't send any.
+ * Test we can handle a KeyUpdate (update requested) message while write data
+ * is pending.
+ * Test 0: Client sends KeyUpdate while Server is writing
+ * Test 1: Server sends KeyUpdate while Client is writing
  */
-static int test_early_data_not_sent(int idx)
+static int test_key_update_in_write(int tst)
 {
     SSL_CTX *cctx = NULL, *sctx = NULL;
     SSL *clientssl = NULL, *serverssl = NULL;
     int testresult = 0;
-    SSL_SESSION *sess = NULL;
-    unsigned char buf[20];
-    size_t readbytes, written;
+    char buf[20];
+    static char *mess = "A test message";
+    BIO *bretry = BIO_new(bio_s_always_retry());
+    BIO *tmp = NULL;
+    SSL *peerupdate = NULL, *peerwrite = NULL;
+
+    if (!TEST_ptr(bretry)
+            || !TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+                                              TLS_client_method(),
+                                              TLS1_3_VERSION,
+                                              0,
+                                              &sctx, &cctx, cert, privkey))
+            || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                             NULL, NULL))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE)))
+        goto end;
 
-    if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
-                                        &serverssl, &sess, idx)))
+    peerupdate = tst == 0 ? clientssl : serverssl;
+    peerwrite = tst == 0 ? serverssl : clientssl;
+
+    if (!TEST_true(SSL_key_update(peerupdate, SSL_KEY_UPDATE_REQUESTED))
+            || !TEST_true(SSL_do_handshake(peerupdate)))
         goto end;
 
-    /* Write some data - should block due to handshake with server */
-    SSL_set_connect_state(clientssl);
-    if (!TEST_false(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written)))
+    /* Swap the writing endpoint's write BIO to force a retry */
+    tmp = SSL_get_wbio(peerwrite);
+    if (!TEST_ptr(tmp) || !TEST_true(BIO_up_ref(tmp))) {
+        tmp = NULL;
         goto end;
+    }
+    SSL_set0_wbio(peerwrite, bretry);
+    bretry = NULL;
 
-    /* Server should detect that early data has not been sent */
-    if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
-                                         &readbytes),
-                     SSL_READ_EARLY_DATA_FINISH)
-            || !TEST_size_t_eq(readbytes, 0)
-            || !TEST_int_eq(SSL_get_early_data_status(serverssl),
-                            SSL_EARLY_DATA_NOT_SENT)
-            || !TEST_int_eq(SSL_get_early_data_status(clientssl),
-                            SSL_EARLY_DATA_NOT_SENT))
+    /* Write data that we know will fail with SSL_ERROR_WANT_WRITE */
+    if (!TEST_int_eq(SSL_write(peerwrite, mess, strlen(mess)), -1)
+            || !TEST_int_eq(SSL_get_error(peerwrite, 0), SSL_ERROR_WANT_WRITE))
         goto end;
 
-    /* Continue writing the message we started earlier */
-    if (!TEST_true(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written))
-            || !TEST_size_t_eq(written, strlen(MSG1))
-            || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
-            || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1))
-            || !SSL_write_ex(serverssl, MSG2, strlen(MSG2), &written)
-            || !TEST_size_t_eq(written, strlen(MSG2)))
+    /* Reinstate the original writing endpoint's write BIO */
+    SSL_set0_wbio(peerwrite, tmp);
+    tmp = NULL;
+
+    /* Now read some data - we will read the key update */
+    if (!TEST_int_eq(SSL_read(peerwrite, buf, sizeof(buf)), -1)
+            || !TEST_int_eq(SSL_get_error(peerwrite, 0), SSL_ERROR_WANT_READ))
         goto end;
 
     /*
-     * Should block due to the NewSessionTicket arrival unless we're using
-     * read_ahead
+     * Complete the write we started previously and read it from the other
+     * endpoint
      */
-    if (idx != 1) {
-        if (!TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)))
-            goto end;
-    }
+    if (!TEST_int_eq(SSL_write(peerwrite, mess, strlen(mess)), strlen(mess))
+            || !TEST_int_eq(SSL_read(peerupdate, buf, sizeof(buf)), strlen(mess)))
+        goto end;
 
-    if (!TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
-            || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2)))
+    /* Write more data to ensure we send the KeyUpdate message back */
+    if (!TEST_int_eq(SSL_write(peerwrite, mess, strlen(mess)), strlen(mess))
+            || !TEST_int_eq(SSL_read(peerupdate, buf, sizeof(buf)), strlen(mess)))
         goto end;
 
     testresult = 1;
 
  end:
-    /* If using PSK then clientpsk and sess are the same */
-    SSL_SESSION_free(sess);
-    SSL_SESSION_free(serverpsk);
-    clientpsk = serverpsk = NULL;
     SSL_free(serverssl);
     SSL_free(clientssl);
     SSL_CTX_free(sctx);
     SSL_CTX_free(cctx);
+    BIO_free(bretry);
+    BIO_free(tmp);
+
     return testresult;
 }
+#endif /* OPENSSL_NO_TLS1_3 */
 
-static int hostname_cb(SSL *s, int *al, void *arg)
+static int test_ssl_clear(int idx)
 {
-    const char *hostname = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
 
-    if (hostname != NULL && strcmp(hostname, "goodhost") == 0)
-        return  SSL_TLSEXT_ERR_OK;
+#ifdef OPENSSL_NO_TLS1_2
+    if (idx == 1)
+        return 1;
+#endif
 
-    return SSL_TLSEXT_ERR_NOACK;
-}
+    /* Create an initial connection */
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0,
+                                       &sctx, &cctx, cert, privkey))
+            || (idx == 1
+                && !TEST_true(SSL_CTX_set_max_proto_version(cctx,
+                                                            TLS1_2_VERSION)))
+            || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+                                          &clientssl, NULL, NULL))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE)))
+        goto end;
 
-static const char *servalpn;
+    SSL_shutdown(clientssl);
+    SSL_shutdown(serverssl);
+    SSL_free(serverssl);
+    serverssl = NULL;
 
-static int alpn_select_cb(SSL *ssl, const unsigned char **out,
-                          unsigned char *outlen, const unsigned char *in,
-                          unsigned int inlen, void *arg)
+    /* Clear clientssl - we're going to reuse the object */
+    if (!TEST_true(SSL_clear(clientssl)))
+        goto end;
+
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                             NULL, NULL))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE))
+            || !TEST_true(SSL_session_reused(clientssl)))
+        goto end;
+
+    SSL_shutdown(clientssl);
+    SSL_shutdown(serverssl);
+
+    testresult = 1;
+
+ end:
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+
+    return testresult;
+}
+
+/* Parse CH and retrieve any MFL extension value if present */
+static int get_MFL_from_client_hello(BIO *bio, int *mfl_codemfl_code)
 {
-    unsigned int protlen = 0;
-    const unsigned char *prot;
+    long len;
+    unsigned char *data;
+    PACKET pkt, pkt2, pkt3;
+    unsigned int MFL_code = 0, type = 0;
 
-    for (prot = in; prot < in + inlen; prot += protlen) {
-        protlen = *prot++;
-        if (in + inlen < prot + protlen)
-            return SSL_TLSEXT_ERR_NOACK;
+    if (!TEST_uint_gt( len = BIO_get_mem_data( bio, (char **) &data ), 0 ) )
+        goto end;
 
-        if (protlen == strlen(servalpn)
-                && memcmp(prot, servalpn, protlen) == 0) {
-            *out = prot;
-            *outlen = protlen;
-            return SSL_TLSEXT_ERR_OK;
+    memset(&pkt, 0, sizeof(pkt));
+    memset(&pkt2, 0, sizeof(pkt2));
+    memset(&pkt3, 0, sizeof(pkt3));
+
+    if (!TEST_true( PACKET_buf_init( &pkt, data, len ) )
+               /* Skip the record header */
+            || !PACKET_forward(&pkt, SSL3_RT_HEADER_LENGTH)
+               /* Skip the handshake message header */
+            || !TEST_true(PACKET_forward(&pkt, SSL3_HM_HEADER_LENGTH))
+               /* Skip client version and random */
+            || !TEST_true(PACKET_forward(&pkt, CLIENT_VERSION_LEN
+                                               + SSL3_RANDOM_SIZE))
+               /* Skip session id */
+            || !TEST_true(PACKET_get_length_prefixed_1(&pkt, &pkt2))
+               /* Skip ciphers */
+            || !TEST_true(PACKET_get_length_prefixed_2(&pkt, &pkt2))
+               /* Skip compression */
+            || !TEST_true(PACKET_get_length_prefixed_1(&pkt, &pkt2))
+               /* Extensions len */
+            || !TEST_true(PACKET_as_length_prefixed_2(&pkt, &pkt2)))
+        goto end;
+
+    /* Loop through all extensions */
+    while (PACKET_remaining(&pkt2)) {
+        if (!TEST_true(PACKET_get_net_2(&pkt2, &type))
+                || !TEST_true(PACKET_get_length_prefixed_2(&pkt2, &pkt3)))
+            goto end;
+
+        if (type == TLSEXT_TYPE_max_fragment_length) {
+            if (!TEST_uint_ne(PACKET_remaining(&pkt3), 0)
+                    || !TEST_true(PACKET_get_1(&pkt3, &MFL_code)))
+                goto end;
+
+            *mfl_codemfl_code = MFL_code;
+            return 1;
         }
     }
 
-    return SSL_TLSEXT_ERR_NOACK;
+ end:
+    return 0;
 }
 
-/* Test that a PSK can be used to send early_data */
-static int test_early_data_psk(int idx)
+/* Maximum-Fragment-Length TLS extension mode to test */
+static const unsigned char max_fragment_len_test[] = {
+    TLSEXT_max_fragment_length_512,
+    TLSEXT_max_fragment_length_1024,
+    TLSEXT_max_fragment_length_2048,
+    TLSEXT_max_fragment_length_4096
+};
+
+static int test_max_fragment_len_ext(int idx_tst)
 {
-    SSL_CTX *cctx = NULL, *sctx = NULL;
-    SSL *clientssl = NULL, *serverssl = NULL;
-    int testresult = 0;
-    SSL_SESSION *sess = NULL;
-    unsigned char alpnlist[] = {
-        0x08, 'g', 'o', 'o', 'd', 'a', 'l', 'p', 'n', 0x07, 'b', 'a', 'd', 'a',
-        'l', 'p', 'n'
-    };
-#define GOODALPNLEN     9
-#define BADALPNLEN      8
-#define GOODALPN        (alpnlist)
-#define BADALPN         (alpnlist + GOODALPNLEN)
-    int err = 0;
-    unsigned char buf[20];
-    size_t readbytes, written;
-    int readearlyres = SSL_READ_EARLY_DATA_SUCCESS, connectres = 1;
-    int edstatus = SSL_EARLY_DATA_ACCEPTED;
+    SSL_CTX *ctx;
+    SSL *con = NULL;
+    int testresult = 0, MFL_mode = 0;
+    BIO *rbio, *wbio;
+
+    ctx = SSL_CTX_new(TLS_method());
+    if (!TEST_ptr(ctx))
+        goto end;
+
+    if (!TEST_true(SSL_CTX_set_tlsext_max_fragment_length(
+                   ctx, max_fragment_len_test[idx_tst])))
+        goto end;
+
+    con = SSL_new(ctx);
+    if (!TEST_ptr(con))
+        goto end;
+
+    rbio = BIO_new(BIO_s_mem());
+    wbio = BIO_new(BIO_s_mem());
+    if (!TEST_ptr(rbio)|| !TEST_ptr(wbio)) {
+        BIO_free(rbio);
+        BIO_free(wbio);
+        goto end;
+    }
+
+    SSL_set_bio(con, rbio, wbio);
+    SSL_set_connect_state(con);
+
+    if (!TEST_int_le(SSL_connect(con), 0)) {
+        /* This shouldn't succeed because we don't have a server! */
+        goto end;
+    }
+
+    if (!TEST_true(get_MFL_from_client_hello(wbio, &MFL_mode)))
+        /* no MFL in client hello */
+        goto end;
+    if (!TEST_true(max_fragment_len_test[idx_tst] == MFL_mode))
+        goto end;
+
+    testresult = 1;
+
+end:
+    SSL_free(con);
+    SSL_CTX_free(ctx);
 
-    /* We always set this up with a final parameter of "2" for PSK */
-    if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
-                                        &serverssl, &sess, 2)))
-        goto end;
+    return testresult;
+}
 
-    servalpn = "goodalpn";
+#ifndef OPENSSL_NO_TLS1_3
+static int test_pha_key_update(void)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
 
-    /*
-     * Note: There is no test for inconsistent SNI with late client detection.
-     * This is because servers do not acknowledge SNI even if they are using
-     * it in a resumption handshake - so it is not actually possible for a
-     * client to detect a problem.
-     */
-    switch (idx) {
-    case 0:
-        /* Set inconsistent SNI (early client detection) */
-        err = SSL_R_INCONSISTENT_EARLY_DATA_SNI;
-        if (!TEST_true(SSL_SESSION_set1_hostname(sess, "goodhost"))
-                || !TEST_true(SSL_set_tlsext_host_name(clientssl, "badhost")))
-            goto end;
-        break;
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0,
+                                       &sctx, &cctx, cert, privkey)))
+        return 0;
 
-    case 1:
-        /* Set inconsistent ALPN (early client detection) */
-        err = SSL_R_INCONSISTENT_EARLY_DATA_ALPN;
-        /* SSL_set_alpn_protos returns 0 for success and 1 for failure */
-        if (!TEST_true(SSL_SESSION_set1_alpn_selected(sess, GOODALPN,
-                                                      GOODALPNLEN))
-                || !TEST_false(SSL_set_alpn_protos(clientssl, BADALPN,
-                                                   BADALPNLEN)))
-            goto end;
-        break;
+    if (!TEST_true(SSL_CTX_set_min_proto_version(sctx, TLS1_3_VERSION))
+        || !TEST_true(SSL_CTX_set_max_proto_version(sctx, TLS1_3_VERSION))
+        || !TEST_true(SSL_CTX_set_min_proto_version(cctx, TLS1_3_VERSION))
+        || !TEST_true(SSL_CTX_set_max_proto_version(cctx, TLS1_3_VERSION)))
+        goto end;
 
-    case 2:
-        /*
-         * Set invalid protocol version. Technically this affects PSKs without
-         * early_data too, but we test it here because it is similar to the
-         * SNI/ALPN consistency tests.
-         */
-        err = SSL_R_BAD_PSK;
-        if (!TEST_true(SSL_SESSION_set_protocol_version(sess, TLS1_2_VERSION)))
-            goto end;
-        break;
+    SSL_CTX_set_post_handshake_auth(cctx, 1);
 
-    case 3:
-        /*
-         * Set inconsistent SNI (server detected). In this case the connection
-         * will succeed but reject early_data.
-         */
-        SSL_SESSION_free(serverpsk);
-        serverpsk = SSL_SESSION_dup(clientpsk);
-        if (!TEST_ptr(serverpsk)
-                || !TEST_true(SSL_SESSION_set1_hostname(serverpsk, "badhost")))
-            goto end;
-        edstatus = SSL_EARLY_DATA_REJECTED;
-        readearlyres = SSL_READ_EARLY_DATA_FINISH;
-        /* Fall through */
-    case 4:
-        /* Set consistent SNI */
-        if (!TEST_true(SSL_SESSION_set1_hostname(sess, "goodhost"))
-                || !TEST_true(SSL_set_tlsext_host_name(clientssl, "goodhost"))
-                || !TEST_true(SSL_CTX_set_tlsext_servername_callback(sctx,
-                                hostname_cb)))
-            goto end;
-        break;
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                      NULL, NULL)))
+        goto end;
 
-    case 5:
-        /*
-         * Set inconsistent ALPN (server detected). In this case the connection
-         * will succeed but reject early_data.
-         */
-        servalpn = "badalpn";
-        edstatus = SSL_EARLY_DATA_REJECTED;
-        readearlyres = SSL_READ_EARLY_DATA_FINISH;
-        /* Fall through */
-    case 6:
-        /*
-         * Set consistent ALPN.
-         * SSL_set_alpn_protos returns 0 for success and 1 for failure. It
-         * accepts a list of protos (each one length prefixed).
-         * SSL_set1_alpn_selected accepts a single protocol (not length
-         * prefixed)
-         */
-        if (!TEST_true(SSL_SESSION_set1_alpn_selected(sess, GOODALPN + 1,
-                                                      GOODALPNLEN - 1))
-                || !TEST_false(SSL_set_alpn_protos(clientssl, GOODALPN,
-                                                   GOODALPNLEN)))
-            goto end;
+    if (!TEST_true(create_ssl_connection(serverssl, clientssl,
+                                         SSL_ERROR_NONE)))
+        goto end;
 
-        SSL_CTX_set_alpn_select_cb(sctx, alpn_select_cb, NULL);
-        break;
+    SSL_set_verify(serverssl, SSL_VERIFY_PEER, NULL);
+    if (!TEST_true(SSL_verify_client_post_handshake(serverssl)))
+        goto end;
 
-    case 7:
-        /* Set inconsistent ALPN (late client detection) */
-        SSL_SESSION_free(serverpsk);
-        serverpsk = SSL_SESSION_dup(clientpsk);
-        if (!TEST_ptr(serverpsk)
-                || !TEST_true(SSL_SESSION_set1_alpn_selected(clientpsk,
-                                                             BADALPN + 1,
-                                                             BADALPNLEN - 1))
-                || !TEST_true(SSL_SESSION_set1_alpn_selected(serverpsk,
-                                                             GOODALPN + 1,
-                                                             GOODALPNLEN - 1))
-                || !TEST_false(SSL_set_alpn_protos(clientssl, alpnlist,
-                                                   sizeof(alpnlist))))
-            goto end;
-        SSL_CTX_set_alpn_select_cb(sctx, alpn_select_cb, NULL);
-        edstatus = SSL_EARLY_DATA_ACCEPTED;
-        readearlyres = SSL_READ_EARLY_DATA_SUCCESS;
-        /* SSL_connect() call should fail */
-        connectres = -1;
-        break;
+    if (!TEST_true(SSL_key_update(clientssl, SSL_KEY_UPDATE_NOT_REQUESTED)))
+        goto end;
 
-    default:
-        TEST_error("Bad test index");
+    /* Start handshake on the server */
+    if (!TEST_int_eq(SSL_do_handshake(serverssl), 1))
         goto end;
-    }
 
-    SSL_set_connect_state(clientssl);
-    if (err != 0) {
-        if (!TEST_false(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
-                                            &written))
-                || !TEST_int_eq(SSL_get_error(clientssl, 0), SSL_ERROR_SSL)
-                || !TEST_int_eq(ERR_GET_REASON(ERR_get_error()), err))
-            goto end;
-    } else {
-        if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
-                                            &written)))
-            goto end;
+    /* Starts with SSL_connect(), but it's really just SSL_do_handshake() */
+    if (!TEST_true(create_ssl_connection(serverssl, clientssl,
+                                         SSL_ERROR_NONE)))
+        goto end;
 
-        if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
-                                             &readbytes), readearlyres)
-                || (readearlyres == SSL_READ_EARLY_DATA_SUCCESS
-                    && !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1)))
-                || !TEST_int_eq(SSL_get_early_data_status(serverssl), edstatus)
-                || !TEST_int_eq(SSL_connect(clientssl), connectres))
-            goto end;
-    }
+    SSL_shutdown(clientssl);
+    SSL_shutdown(serverssl);
 
     testresult = 1;
 
  end:
-    SSL_SESSION_free(clientpsk);
-    SSL_SESSION_free(serverpsk);
-    clientpsk = serverpsk = NULL;
     SSL_free(serverssl);
     SSL_free(clientssl);
     SSL_CTX_free(sctx);
     SSL_CTX_free(cctx);
     return testresult;
 }
+#endif
 
-/*
- * Test that a server that doesn't try to read early data can handle a
- * client sending some.
- */
-static int test_early_data_not_expected(int idx)
+#if !defined(OPENSSL_NO_SRP) && !defined(OPENSSL_NO_TLS1_2)
+
+static SRP_VBASE *vbase = NULL;
+
+static int ssl_srp_cb(SSL *s, int *ad, void *arg)
 {
-    SSL_CTX *cctx = NULL, *sctx = NULL;
-    SSL *clientssl = NULL, *serverssl = NULL;
-    int testresult = 0;
-    SSL_SESSION *sess = NULL;
-    unsigned char buf[20];
-    size_t readbytes, written;
+    int ret = SSL3_AL_FATAL;
+    char *username;
+    SRP_user_pwd *user = NULL;
+
+    username = SSL_get_srp_username(s);
+    if (username == NULL) {
+        *ad = SSL_AD_INTERNAL_ERROR;
+        goto err;
+    }
 
-    if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
-                                        &serverssl, &sess, idx)))
+    user = SRP_VBASE_get1_by_user(vbase, username);
+    if (user == NULL) {
+        *ad = SSL_AD_INTERNAL_ERROR;
+        goto err;
+    }
+
+    if (SSL_set_srp_server_param(s, user->N, user->g, user->s, user->v,
+                                 user->info) <= 0) {
+        *ad = SSL_AD_INTERNAL_ERROR;
+        goto err;
+    }
+
+    ret = 0;
+
+ err:
+    SRP_user_pwd_free(user);
+    return ret;
+}
+
+static int create_new_vfile(char *userid, char *password, const char *filename)
+{
+    char *gNid = NULL;
+    OPENSSL_STRING *row = OPENSSL_zalloc(sizeof(row) * (DB_NUMBER + 1));
+    TXT_DB *db = NULL;
+    int ret = 0;
+    BIO *out = NULL, *dummy = BIO_new_mem_buf("", 0);
+    size_t i;
+
+    if (!TEST_ptr(dummy) || !TEST_ptr(row))
         goto end;
 
-    /* Write some early data */
-    if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
-                                        &written)))
+    gNid = SRP_create_verifier(userid, password, &row[DB_srpsalt],
+                               &row[DB_srpverifier], NULL, NULL);
+    if (!TEST_ptr(gNid))
         goto end;
 
     /*
-     * Server should skip over early data and then block waiting for client to
-     * continue handshake
+     * The only way to create an empty TXT_DB is to provide a BIO with no data
+     * in it!
      */
-    if (!TEST_int_le(SSL_accept(serverssl), 0)
-     || !TEST_int_gt(SSL_connect(clientssl), 0)
-     || !TEST_int_eq(SSL_get_early_data_status(serverssl),
-                     SSL_EARLY_DATA_REJECTED)
-     || !TEST_int_gt(SSL_accept(serverssl), 0)
-     || !TEST_int_eq(SSL_get_early_data_status(clientssl),
-                     SSL_EARLY_DATA_REJECTED))
+    db = TXT_DB_read(dummy, DB_NUMBER);
+    if (!TEST_ptr(db))
         goto end;
 
-    /* Send some normal data from client to server */
-    if (!TEST_true(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written))
-            || !TEST_size_t_eq(written, strlen(MSG2)))
+    out = BIO_new_file(filename, "w");
+    if (!TEST_ptr(out))
         goto end;
 
-    if (!TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
-            || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2)))
+    row[DB_srpid] = OPENSSL_strdup(userid);
+    row[DB_srptype] = OPENSSL_strdup("V");
+    row[DB_srpgN] = OPENSSL_strdup(gNid);
+
+    if (!TEST_ptr(row[DB_srpid])
+            || !TEST_ptr(row[DB_srptype])
+            || !TEST_ptr(row[DB_srpgN])
+            || !TEST_true(TXT_DB_insert(db, row)))
         goto end;
 
-    testresult = 1;
+    row = NULL;
+
+    if (!TXT_DB_write(out, db))
+        goto end;
 
+    ret = 1;
  end:
-    /* If using PSK then clientpsk and sess are the same */
-    SSL_SESSION_free(sess);
-    SSL_SESSION_free(serverpsk);
-    clientpsk = serverpsk = NULL;
-    SSL_free(serverssl);
-    SSL_free(clientssl);
-    SSL_CTX_free(sctx);
-    SSL_CTX_free(cctx);
-    return testresult;
+    if (row != NULL) {
+        for (i = 0; i < DB_NUMBER; i++)
+            OPENSSL_free(row[i]);
+    }
+    OPENSSL_free(row);
+    BIO_free(dummy);
+    BIO_free(out);
+    TXT_DB_free(db);
+
+    return ret;
 }
 
+static int create_new_vbase(char *userid, char *password)
+{
+    BIGNUM *verifier = NULL, *salt = NULL;
+    const SRP_gN *lgN = NULL;
+    SRP_user_pwd *user_pwd = NULL;
+    int ret = 0;
+
+    lgN = SRP_get_default_gN(NULL);
+    if (!TEST_ptr(lgN))
+        goto end;
+
+    if (!TEST_true(SRP_create_verifier_BN(userid, password, &salt, &verifier,
+                                          lgN->N, lgN->g)))
+        goto end;
+
+    user_pwd = OPENSSL_zalloc(sizeof(*user_pwd));
+    if (!TEST_ptr(user_pwd))
+        goto end;
+
+    user_pwd->N = lgN->N;
+    user_pwd->g = lgN->g;
+    user_pwd->id = OPENSSL_strdup(userid);
+    if (!TEST_ptr(user_pwd->id))
+        goto end;
+
+    user_pwd->v = verifier;
+    user_pwd->s = salt;
+    verifier = salt = NULL;
+
+    if (sk_SRP_user_pwd_insert(vbase->users_pwd, user_pwd, 0) == 0)
+        goto end;
+    user_pwd = NULL;
+
+    ret = 1;
+end:
+    SRP_user_pwd_free(user_pwd);
+    BN_free(salt);
+    BN_free(verifier);
+
+    return ret;
+}
 
-# ifndef OPENSSL_NO_TLS1_2
 /*
- * Test that a server attempting to read early data can handle a connection
- * from a TLSv1.2 client.
+ * SRP tests
+ *
+ * Test 0: Simple successful SRP connection, new vbase
+ * Test 1: Connection failure due to bad password, new vbase
+ * Test 2: Simple successful SRP connection, vbase loaded from existing file
+ * Test 3: Connection failure due to bad password, vbase loaded from existing
+ *         file
+ * Test 4: Simple successful SRP connection, vbase loaded from new file
+ * Test 5: Connection failure due to bad password, vbase loaded from new file
  */
-static int test_early_data_tls1_2(int idx)
+static int test_srp(int tst)
 {
+    char *userid = "test", *password = "password", *tstsrpfile;
     SSL_CTX *cctx = NULL, *sctx = NULL;
     SSL *clientssl = NULL, *serverssl = NULL;
-    int testresult = 0;
-    unsigned char buf[20];
-    size_t readbytes, written;
-
-    if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
-                                        &serverssl, NULL, idx)))
-        goto end;
+    int ret, testresult = 0;
 
-    /* Write some data - should block due to handshake with server */
-    SSL_set_max_proto_version(clientssl, TLS1_2_VERSION);
-    SSL_set_connect_state(clientssl);
-    if (!TEST_false(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written)))
+    vbase = SRP_VBASE_new(NULL);
+    if (!TEST_ptr(vbase))
         goto end;
 
-    /*
-     * Server should do TLSv1.2 handshake. First it will block waiting for more
-     * messages from client after ServerDone. Then SSL_read_early_data should
-     * finish and detect that early data has not been sent
-     */
-    if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
-                                         &readbytes),
-                     SSL_READ_EARLY_DATA_ERROR))
+    if (tst == 0 || tst == 1) {
+        if (!TEST_true(create_new_vbase(userid, password)))
+            goto end;
+    } else {
+        if (tst == 4 || tst == 5) {
+            if (!TEST_true(create_new_vfile(userid, password, tmpfilename)))
+                goto end;
+            tstsrpfile = tmpfilename;
+        } else {
+            tstsrpfile = srpvfile;
+        }
+        if (!TEST_int_eq(SRP_VBASE_init(vbase, tstsrpfile), SRP_NO_ERROR))
+            goto end;
+    }
+
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(),
+                                       TLS1_VERSION, 0,
+                                       &sctx, &cctx, cert, privkey)))
         goto end;
 
-    /*
-     * Continue writing the message we started earlier. Will still block waiting
-     * for the CCS/Finished from server
-     */
-    if (!TEST_false(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written))
-            || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
-                                                &readbytes),
-                            SSL_READ_EARLY_DATA_FINISH)
-            || !TEST_size_t_eq(readbytes, 0)
-            || !TEST_int_eq(SSL_get_early_data_status(serverssl),
-                            SSL_EARLY_DATA_NOT_SENT))
+    if (!TEST_int_gt(SSL_CTX_set_srp_username_callback(sctx, ssl_srp_cb), 0)
+            || !TEST_true(SSL_CTX_set_cipher_list(cctx, "SRP-AES-128-CBC-SHA"))
+            || !TEST_true(SSL_CTX_set_max_proto_version(sctx, TLS1_2_VERSION))
+            || !TEST_true(SSL_CTX_set_max_proto_version(cctx, TLS1_2_VERSION))
+            || !TEST_int_gt(SSL_CTX_set_srp_username(cctx, userid), 0))
         goto end;
 
-    /* Continue writing the message we started earlier */
-    if (!TEST_true(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written))
-            || !TEST_size_t_eq(written, strlen(MSG1))
-            || !TEST_int_eq(SSL_get_early_data_status(clientssl),
-                            SSL_EARLY_DATA_NOT_SENT)
-            || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
-            || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1))
-            || !TEST_true(SSL_write_ex(serverssl, MSG2, strlen(MSG2), &written))
-            || !TEST_size_t_eq(written, strlen(MSG2))
-            || !SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)
-            || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2)))
+    if (tst % 2 == 1) {
+        if (!TEST_int_gt(SSL_CTX_set_srp_password(cctx, "badpass"), 0))
+            goto end;
+    } else {
+        if (!TEST_int_gt(SSL_CTX_set_srp_password(cctx, password), 0))
+            goto end;
+    }
+
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                      NULL, NULL)))
         goto end;
 
+    ret = create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE);
+    if (ret) {
+        if (!TEST_true(tst % 2 == 0))
+            goto end;
+    } else {
+        if (!TEST_true(tst % 2 == 1))
+            goto end;
+    }
+
     testresult = 1;
 
  end:
-    /* If using PSK then clientpsk and sess are the same */
-    SSL_SESSION_free(clientpsk);
-    SSL_SESSION_free(serverpsk);
-    clientpsk = serverpsk = NULL;
+    SRP_VBASE_free(vbase);
+    vbase = NULL;
     SSL_free(serverssl);
     SSL_free(clientssl);
     SSL_CTX_free(sctx);
@@ -2301,84 +5407,243 @@ static int test_early_data_tls1_2(int idx)
 
     return testresult;
 }
-# endif /* OPENSSL_NO_TLS1_2 */
+#endif
 
-static int test_ciphersuite_change(void)
+static int info_cb_failed = 0;
+static int info_cb_offset = 0;
+static int info_cb_this_state = -1;
+
+static struct info_cb_states_st {
+    int where;
+    const char *statestr;
+} info_cb_states[][60] = {
+    {
+        /* TLSv1.2 server followed by resumption */
+        {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "},
+        {SSL_CB_LOOP, "PINIT "}, {SSL_CB_LOOP, "TRCH"}, {SSL_CB_LOOP, "TWSH"},
+        {SSL_CB_LOOP, "TWSC"}, {SSL_CB_LOOP, "TWSKE"}, {SSL_CB_LOOP, "TWSD"},
+        {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWSD"}, {SSL_CB_LOOP, "TRCKE"},
+        {SSL_CB_LOOP, "TRCCS"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_LOOP, "TWST"},
+        {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWFIN"},
+        {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL},
+        {SSL_CB_ALERT, NULL}, {SSL_CB_HANDSHAKE_START, NULL},
+        {SSL_CB_LOOP, "PINIT "}, {SSL_CB_LOOP, "PINIT "}, {SSL_CB_LOOP, "TRCH"},
+        {SSL_CB_LOOP, "TWSH"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWFIN"},
+        {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_LOOP, "TRCCS"},
+        {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL},
+        {SSL_CB_EXIT, NULL}, {0, NULL},
+    }, {
+        /* TLSv1.2 client followed by resumption */
+        {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "},
+        {SSL_CB_LOOP, "TWCH"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWCH"},
+        {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TRSC"}, {SSL_CB_LOOP, "TRSKE"},
+        {SSL_CB_LOOP, "TRSD"}, {SSL_CB_LOOP, "TWCKE"}, {SSL_CB_LOOP, "TWCCS"},
+        {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWFIN"},
+        {SSL_CB_LOOP, "TRST"}, {SSL_CB_LOOP, "TRCCS"}, {SSL_CB_LOOP, "TRFIN"},
+        {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, {SSL_CB_ALERT, NULL},
+        {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "},
+        {SSL_CB_LOOP, "TWCH"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWCH"},
+        {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TRCCS"}, {SSL_CB_LOOP, "TRFIN"},
+        {SSL_CB_LOOP, "TWCCS"},  {SSL_CB_LOOP, "TWFIN"},
+        {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL}, {0, NULL},
+    }, {
+        /* TLSv1.3 server followed by resumption */
+        {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "},
+        {SSL_CB_LOOP, "PINIT "}, {SSL_CB_LOOP, "TRCH"}, {SSL_CB_LOOP, "TWSH"},
+        {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWEE"}, {SSL_CB_LOOP, "TWSC"},
+        {SSL_CB_LOOP, "TRSCV"}, {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_LOOP, "TED"},
+        {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TED"}, {SSL_CB_LOOP, "TRFIN"},
+        {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_LOOP, "TWST"},
+        {SSL_CB_LOOP, "TWST"}, {SSL_CB_EXIT, NULL}, {SSL_CB_ALERT, NULL},
+        {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "},
+        {SSL_CB_LOOP, "PINIT "}, {SSL_CB_LOOP, "TRCH"}, {SSL_CB_LOOP, "TWSH"},
+        {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWEE"}, {SSL_CB_LOOP, "TWFIN"},
+        {SSL_CB_LOOP, "TED"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TED"},
+        {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL},
+        {SSL_CB_LOOP, "TWST"}, {SSL_CB_EXIT, NULL}, {0, NULL},
+    }, {
+        /* TLSv1.3 client followed by resumption */
+        {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "},
+        {SSL_CB_LOOP, "TWCH"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "TWCH"},
+        {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TREE"}, {SSL_CB_LOOP, "TRSC"},
+        {SSL_CB_LOOP, "TRSCV"}, {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_LOOP, "TWCCS"},
+        {SSL_CB_LOOP, "TWFIN"},  {SSL_CB_HANDSHAKE_DONE, NULL},
+        {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "SSLOK "}, {SSL_CB_LOOP, "SSLOK "},
+        {SSL_CB_LOOP, "TRST"}, {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "SSLOK "},
+        {SSL_CB_LOOP, "SSLOK "}, {SSL_CB_LOOP, "TRST"}, {SSL_CB_EXIT, NULL},
+        {SSL_CB_ALERT, NULL}, {SSL_CB_HANDSHAKE_START, NULL},
+        {SSL_CB_LOOP, "PINIT "}, {SSL_CB_LOOP, "TWCH"}, {SSL_CB_EXIT, NULL},
+        {SSL_CB_LOOP, "TWCH"}, {SSL_CB_LOOP, "TRSH"},  {SSL_CB_LOOP, "TREE"},
+        {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWFIN"},
+        {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL},
+        {SSL_CB_LOOP, "SSLOK "}, {SSL_CB_LOOP, "SSLOK "}, {SSL_CB_LOOP, "TRST"},
+        {SSL_CB_EXIT, NULL}, {0, NULL},
+    }, {
+        /* TLSv1.3 server, early_data */
+        {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "},
+        {SSL_CB_LOOP, "PINIT "}, {SSL_CB_LOOP, "TRCH"}, {SSL_CB_LOOP, "TWSH"},
+        {SSL_CB_LOOP, "TWCCS"}, {SSL_CB_LOOP, "TWEE"}, {SSL_CB_LOOP, "TWFIN"},
+        {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL},
+        {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "TED"},
+        {SSL_CB_LOOP, "TED"}, {SSL_CB_LOOP, "TWEOED"}, {SSL_CB_LOOP, "TRFIN"},
+        {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_LOOP, "TWST"},
+        {SSL_CB_EXIT, NULL}, {0, NULL},
+    }, {
+        /* TLSv1.3 client, early_data */
+        {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "PINIT "},
+        {SSL_CB_LOOP, "TWCH"}, {SSL_CB_LOOP, "TWCCS"},
+        {SSL_CB_HANDSHAKE_DONE, NULL}, {SSL_CB_EXIT, NULL},
+        {SSL_CB_HANDSHAKE_START, NULL}, {SSL_CB_LOOP, "TED"},
+        {SSL_CB_LOOP, "TED"}, {SSL_CB_LOOP, "TRSH"}, {SSL_CB_LOOP, "TREE"},
+        {SSL_CB_LOOP, "TRFIN"}, {SSL_CB_LOOP, "TPEDE"}, {SSL_CB_LOOP, "TWEOED"},
+        {SSL_CB_LOOP, "TWFIN"}, {SSL_CB_HANDSHAKE_DONE, NULL},
+        {SSL_CB_EXIT, NULL}, {SSL_CB_LOOP, "SSLOK "}, {SSL_CB_LOOP, "SSLOK "},
+        {SSL_CB_LOOP, "TRST"}, {SSL_CB_EXIT, NULL}, {0, NULL},
+    }, {
+        {0, NULL},
+    }
+};
+
+static void sslapi_info_callback(const SSL *s, int where, int ret)
+{
+    struct info_cb_states_st *state = info_cb_states[info_cb_offset];
+
+    /* We do not ever expect a connection to fail in this test */
+    if (!TEST_false(ret == 0)) {
+        info_cb_failed = 1;
+        return;
+    }
+
+    /*
+     * Do some sanity checks. We never expect these things to happen in this
+     * test
+     */
+    if (!TEST_false((SSL_is_server(s) && (where & SSL_ST_CONNECT) != 0))
+            || !TEST_false(!SSL_is_server(s) && (where & SSL_ST_ACCEPT) != 0)
+            || !TEST_int_ne(state[++info_cb_this_state].where, 0)) {
+        info_cb_failed = 1;
+        return;
+    }
+
+    /* Now check we're in the right state */
+    if (!TEST_true((where & state[info_cb_this_state].where) != 0)) {
+        info_cb_failed = 1;
+        return;
+    }
+    if ((where & SSL_CB_LOOP) != 0
+            && !TEST_int_eq(strcmp(SSL_state_string(s),
+                            state[info_cb_this_state].statestr), 0)) {
+        info_cb_failed = 1;
+        return;
+    }
+
+    /*
+     * Check that, if we've got SSL_CB_HANDSHAKE_DONE we are not in init
+     */
+    if ((where & SSL_CB_HANDSHAKE_DONE)
+            && SSL_in_init((SSL *)s) != 0) {
+        info_cb_failed = 1;
+        return;
+    }
+}
+
+/*
+ * Test the info callback gets called when we expect it to.
+ *
+ * Test 0: TLSv1.2, server
+ * Test 1: TLSv1.2, client
+ * Test 2: TLSv1.3, server
+ * Test 3: TLSv1.3, client
+ * Test 4: TLSv1.3, server, early_data
+ * Test 5: TLSv1.3, client, early_data
+ */
+static int test_info_callback(int tst)
 {
     SSL_CTX *cctx = NULL, *sctx = NULL;
     SSL *clientssl = NULL, *serverssl = NULL;
     SSL_SESSION *clntsess = NULL;
     int testresult = 0;
-    const SSL_CIPHER *aes_128_gcm_sha256 = NULL;
+    int tlsvers;
 
-    /* Create a session based on SHA-256 */
-    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
-                                       TLS_client_method(), &sctx,
-                                       &cctx, cert, privkey))
-            || !TEST_true(SSL_CTX_set_cipher_list(cctx,
-                                                  "TLS13-AES-128-GCM-SHA256"))
-            || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
-                                          &clientssl, NULL, NULL))
-            || !TEST_true(create_ssl_connection(serverssl, clientssl,
-                                                SSL_ERROR_NONE)))
-        goto end;
+    if (tst < 2) {
+/* We need either ECDHE or DHE for the TLSv1.2 test to work */
+#if !defined(OPENSSL_NO_TLS1_2) && (!defined(OPENSSL_NO_EC) \
+                                    || !defined(OPENSSL_NO_DH))
+        tlsvers = TLS1_2_VERSION;
+#else
+        return 1;
+#endif
+    } else {
+#ifndef OPENSSL_NO_TLS1_3
+        tlsvers = TLS1_3_VERSION;
+#else
+        return 1;
+#endif
+    }
 
-    clntsess = SSL_get1_session(clientssl);
-    /* Save for later */
-    aes_128_gcm_sha256 = SSL_SESSION_get0_cipher(clntsess);
-    SSL_shutdown(clientssl);
-    SSL_shutdown(serverssl);
-    SSL_free(serverssl);
-    SSL_free(clientssl);
-    serverssl = clientssl = NULL;
+    /* Reset globals */
+    info_cb_failed = 0;
+    info_cb_this_state = -1;
+    info_cb_offset = tst;
 
-    /* Check we can resume a session with a different SHA-256 ciphersuite */
-    if (!TEST_true(SSL_CTX_set_cipher_list(cctx,
-                                           "TLS13-CHACHA20-POLY1305-SHA256"))
-            || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
-                                             NULL, NULL))
-            || !TEST_true(SSL_set_session(clientssl, clntsess))
-            || !TEST_true(create_ssl_connection(serverssl, clientssl,
-                                                SSL_ERROR_NONE))
-            || !TEST_true(SSL_session_reused(clientssl)))
+#ifndef OPENSSL_NO_TLS1_3
+    if (tst >= 4) {
+        SSL_SESSION *sess = NULL;
+        size_t written, readbytes;
+        unsigned char buf[80];
+
+        /* early_data tests */
+        if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+                                            &serverssl, &sess, 0)))
+            goto end;
+
+        /* We don't actually need this reference */
+        SSL_SESSION_free(sess);
+
+        SSL_set_info_callback((tst % 2) == 0 ? serverssl : clientssl,
+                              sslapi_info_callback);
+
+        /* Write and read some early data and then complete the connection */
+        if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+                                            &written))
+                || !TEST_size_t_eq(written, strlen(MSG1))
+                || !TEST_int_eq(SSL_read_early_data(serverssl, buf,
+                                                    sizeof(buf), &readbytes),
+                                SSL_READ_EARLY_DATA_SUCCESS)
+                || !TEST_mem_eq(MSG1, readbytes, buf, strlen(MSG1))
+                || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+                                SSL_EARLY_DATA_ACCEPTED)
+                || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                    SSL_ERROR_NONE))
+                || !TEST_false(info_cb_failed))
+            goto end;
+
+        testresult = 1;
         goto end;
+    }
+#endif
 
-    SSL_SESSION_free(clntsess);
-    clntsess = SSL_get1_session(clientssl);
-    SSL_shutdown(clientssl);
-    SSL_shutdown(serverssl);
-    SSL_free(serverssl);
-    SSL_free(clientssl);
-    serverssl = clientssl = NULL;
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+                                       TLS_client_method(),
+                                       tlsvers, tlsvers, &sctx, &cctx, cert,
+                                       privkey)))
+        goto end;
 
     /*
-     * Check attempting to resume a SHA-256 session with no SHA-256 ciphersuites
-     * succeeds but does not resume.
+     * For even numbered tests we check the server callbacks. For odd numbers we
+     * check the client.
      */
-    if (!TEST_true(SSL_CTX_set_cipher_list(cctx, "TLS13-AES-256-GCM-SHA384"))
-            || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
-                                             NULL, NULL))
-            || !TEST_true(SSL_set_session(clientssl, clntsess))
-            || !TEST_true(create_ssl_connection(serverssl, clientssl,
-                                                SSL_ERROR_SSL))
-            || !TEST_false(SSL_session_reused(clientssl)))
-        goto end;
-
-    SSL_SESSION_free(clntsess);
-    clntsess = NULL;
-    SSL_shutdown(clientssl);
-    SSL_shutdown(serverssl);
-    SSL_free(serverssl);
-    SSL_free(clientssl);
-    serverssl = clientssl = NULL;
+    SSL_CTX_set_info_callback((tst % 2) == 0 ? sctx : cctx,
+                              sslapi_info_callback);
 
-    /* Create a session based on SHA384 */
-    if (!TEST_true(SSL_CTX_set_cipher_list(cctx, "TLS13-AES-256-GCM-SHA384"))
-            || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
                                           &clientssl, NULL, NULL))
-            || !TEST_true(create_ssl_connection(serverssl, clientssl,
-                                                SSL_ERROR_NONE)))
-        goto end;
+        || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                            SSL_ERROR_NONE))
+        || !TEST_false(info_cb_failed))
+    goto end;
+
+
 
     clntsess = SSL_get1_session(clientssl);
     SSL_shutdown(clientssl);
@@ -2387,717 +5652,691 @@ static int test_ciphersuite_change(void)
     SSL_free(clientssl);
     serverssl = clientssl = NULL;
 
-    if (!TEST_true(SSL_CTX_set_cipher_list(cctx,
-                   "TLS13-AES-128-GCM-SHA256:TLS13-AES-256-GCM-SHA384"))
-            || !TEST_true(SSL_CTX_set_cipher_list(sctx,
-                                                  "TLS13-AES-256-GCM-SHA384"))
-            || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
-                                             NULL, NULL))
+    /* Now do a resumption */
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL,
+                                      NULL))
             || !TEST_true(SSL_set_session(clientssl, clntsess))
-               /*
-                * We use SSL_ERROR_WANT_READ below so that we can pause the
-                * connection after the initial ClientHello has been sent to
-                * enable us to make some session changes.
-                */
-            || !TEST_false(create_ssl_connection(serverssl, clientssl,
-                                                SSL_ERROR_WANT_READ)))
-        goto end;
-
-    /* Trick the client into thinking this session is for a different digest */
-    clntsess->cipher = aes_128_gcm_sha256;
-    clntsess->cipher_id = clntsess->cipher->id;
-
-    /*
-     * Continue the previously started connection. Server has selected a SHA-384
-     * ciphersuite, but client thinks the session is for SHA-256, so it should
-     * bail out.
-     */
-    if (!TEST_false(create_ssl_connection(serverssl, clientssl,
-                                                SSL_ERROR_SSL))
-            || !TEST_int_eq(ERR_GET_REASON(ERR_get_error()),
-                            SSL_R_CIPHERSUITE_DIGEST_HAS_CHANGED))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE))
+            || !TEST_true(SSL_session_reused(clientssl))
+            || !TEST_false(info_cb_failed))
         goto end;
 
     testresult = 1;
 
  end:
-    SSL_SESSION_free(clntsess);
     SSL_free(serverssl);
     SSL_free(clientssl);
+    SSL_SESSION_free(clntsess);
     SSL_CTX_free(sctx);
     SSL_CTX_free(cctx);
-
     return testresult;
 }
 
-static int test_tls13_psk(void)
+static int test_ssl_pending(int tst)
 {
-    SSL_CTX *sctx = NULL, *cctx = NULL;
-    SSL *serverssl = NULL, *clientssl = NULL;
-    const SSL_CIPHER *cipher = NULL;
-    const unsigned char key[] = {
-        0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,
-        0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
-        0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23,
-        0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f
-    };
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
     int testresult = 0;
+    char msg[] = "A test message";
+    char buf[5];
+    size_t written, readbytes;
 
-    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
-                                       TLS_client_method(), &sctx,
-                                       &cctx, cert, privkey)))
-        goto end;
-
-    SSL_CTX_set_psk_use_session_callback(cctx, use_session_cb);
-    SSL_CTX_set_psk_find_session_callback(sctx, find_session_cb);
-    srvid = pskid;
-    use_session_cb_cnt = 0;
-    find_session_cb_cnt = 0;
+    if (tst == 0) {
+        if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+                                           TLS_client_method(),
+                                           TLS1_VERSION, 0,
+                                           &sctx, &cctx, cert, privkey)))
+            goto end;
+    } else {
+#ifndef OPENSSL_NO_DTLS
+        if (!TEST_true(create_ssl_ctx_pair(DTLS_server_method(),
+                                           DTLS_client_method(),
+                                           DTLS1_VERSION, 0,
+                                           &sctx, &cctx, cert, privkey)))
+            goto end;
+#else
+        return 1;
+#endif
+    }
 
-    /* Check we can create a connection if callback decides not to send a PSK */
     if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
                                              NULL, NULL))
             || !TEST_true(create_ssl_connection(serverssl, clientssl,
-                                                SSL_ERROR_NONE))
-            || !TEST_false(SSL_session_reused(clientssl))
-            || !TEST_false(SSL_session_reused(serverssl))
-            || !TEST_true(use_session_cb_cnt == 1)
-            || !TEST_true(find_session_cb_cnt == 0))
+                                                SSL_ERROR_NONE)))
         goto end;
 
-    shutdown_ssl_connection(serverssl, clientssl);
-    serverssl = clientssl = NULL;
-    use_session_cb_cnt = 0;
-
-    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
-                                             NULL, NULL)))
+    if (!TEST_int_eq(SSL_pending(clientssl), 0)
+            || !TEST_false(SSL_has_pending(clientssl))
+            || !TEST_int_eq(SSL_pending(serverssl), 0)
+            || !TEST_false(SSL_has_pending(serverssl))
+            || !TEST_true(SSL_write_ex(serverssl, msg, sizeof(msg), &written))
+            || !TEST_size_t_eq(written, sizeof(msg))
+            || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
+            || !TEST_size_t_eq(readbytes, sizeof(buf))
+            || !TEST_int_eq(SSL_pending(clientssl), (int)(written - readbytes))
+            || !TEST_true(SSL_has_pending(clientssl)))
         goto end;
 
-    /* Create the PSK */
-    cipher = SSL_CIPHER_find(clientssl, TLS13_AES_256_GCM_SHA384_BYTES);
-    clientpsk = SSL_SESSION_new();
-    if (!TEST_ptr(clientpsk)
-            || !TEST_ptr(cipher)
-            || !TEST_true(SSL_SESSION_set1_master_key(clientpsk, key,
-                                                      sizeof(key)))
-            || !TEST_true(SSL_SESSION_set_cipher(clientpsk, cipher))
-            || !TEST_true(SSL_SESSION_set_protocol_version(clientpsk,
-                                                           TLS1_3_VERSION))
-            || !TEST_true(SSL_SESSION_up_ref(clientpsk)))
-        goto end;
-    serverpsk = clientpsk;
+    testresult = 1;
 
-    /* Check we can create a connection and the PSK is used */
-    if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))
-            || !TEST_true(SSL_session_reused(clientssl))
-            || !TEST_true(SSL_session_reused(serverssl))
-            || !TEST_true(use_session_cb_cnt == 1)
-            || !TEST_true(find_session_cb_cnt == 1))
-        goto end;
+ end:
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
 
-    shutdown_ssl_connection(serverssl, clientssl);
-    serverssl = clientssl = NULL;
-    use_session_cb_cnt = find_session_cb_cnt = 0;
+    return testresult;
+}
+
+static struct {
+    unsigned int maxprot;
+    const char *clntciphers;
+    const char *clnttls13ciphers;
+    const char *srvrciphers;
+    const char *srvrtls13ciphers;
+    const char *shared;
+} shared_ciphers_data[] = {
+/*
+ * We can't establish a connection (even in TLSv1.1) with these ciphersuites if
+ * TLSv1.3 is enabled but TLSv1.2 is disabled.
+ */
+#if defined(OPENSSL_NO_TLS1_3) || !defined(OPENSSL_NO_TLS1_2)
+    {
+        TLS1_2_VERSION,
+        "AES128-SHA:AES256-SHA",
+        NULL,
+        "AES256-SHA:DHE-RSA-AES128-SHA",
+        NULL,
+        "AES256-SHA"
+    },
+    {
+        TLS1_2_VERSION,
+        "AES128-SHA:DHE-RSA-AES128-SHA:AES256-SHA",
+        NULL,
+        "AES128-SHA:DHE-RSA-AES256-SHA:AES256-SHA",
+        NULL,
+        "AES128-SHA:AES256-SHA"
+    },
+    {
+        TLS1_2_VERSION,
+        "AES128-SHA:AES256-SHA",
+        NULL,
+        "AES128-SHA:DHE-RSA-AES128-SHA",
+        NULL,
+        "AES128-SHA"
+    },
+#endif
+/*
+ * This test combines TLSv1.3 and TLSv1.2 ciphersuites so they must both be
+ * enabled.
+ */
+#if !defined(OPENSSL_NO_TLS1_3) && !defined(OPENSSL_NO_TLS1_2) \
+    && !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305)
+    {
+        TLS1_3_VERSION,
+        "AES128-SHA:AES256-SHA",
+        NULL,
+        "AES256-SHA:AES128-SHA256",
+        NULL,
+        "TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256:"
+        "TLS_AES_128_GCM_SHA256:AES256-SHA"
+    },
+#endif
+#ifndef OPENSSL_NO_TLS1_3
+    {
+        TLS1_3_VERSION,
+        "AES128-SHA",
+        "TLS_AES_256_GCM_SHA384",
+        "AES256-SHA",
+        "TLS_AES_256_GCM_SHA384",
+        "TLS_AES_256_GCM_SHA384"
+    },
+#endif
+};
 
-    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
-                                             NULL, NULL)))
-        goto end;
+static int test_ssl_get_shared_ciphers(int tst)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
+    char buf[1024];
 
-    /* Force an HRR */
-    if (!TEST_true(SSL_set1_groups_list(serverssl, "P-256")))
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+                                       TLS_client_method(),
+                                       TLS1_VERSION,
+                                       shared_ciphers_data[tst].maxprot,
+                                       &sctx, &cctx, cert, privkey)))
         goto end;
 
-    /*
-     * Check we can create a connection, the PSK is used and the callbacks are
-     * called twice.
-     */
-    if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))
-            || !TEST_true(SSL_session_reused(clientssl))
-            || !TEST_true(SSL_session_reused(serverssl))
-            || !TEST_true(use_session_cb_cnt == 2)
-            || !TEST_true(find_session_cb_cnt == 2))
+    if (!TEST_true(SSL_CTX_set_cipher_list(cctx,
+                                        shared_ciphers_data[tst].clntciphers))
+            || (shared_ciphers_data[tst].clnttls13ciphers != NULL
+                && !TEST_true(SSL_CTX_set_ciphersuites(cctx,
+                                    shared_ciphers_data[tst].clnttls13ciphers)))
+            || !TEST_true(SSL_CTX_set_cipher_list(sctx,
+                                        shared_ciphers_data[tst].srvrciphers))
+            || (shared_ciphers_data[tst].srvrtls13ciphers != NULL
+                && !TEST_true(SSL_CTX_set_ciphersuites(sctx,
+                                    shared_ciphers_data[tst].srvrtls13ciphers))))
         goto end;
 
-    shutdown_ssl_connection(serverssl, clientssl);
-    serverssl = clientssl = NULL;
-    use_session_cb_cnt = find_session_cb_cnt = 0;
 
-    /*
-     * Check that if the server rejects the PSK we can still connect, but with
-     * a full handshake
-     */
-    srvid = "Dummy Identity";
     if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
                                              NULL, NULL))
             || !TEST_true(create_ssl_connection(serverssl, clientssl,
-                                                SSL_ERROR_NONE))
-            || !TEST_false(SSL_session_reused(clientssl))
-            || !TEST_false(SSL_session_reused(serverssl))
-            || !TEST_true(use_session_cb_cnt == 1)
-            || !TEST_true(find_session_cb_cnt == 1))
+                                                SSL_ERROR_NONE)))
         goto end;
 
-    shutdown_ssl_connection(serverssl, clientssl);
-    serverssl = clientssl = NULL;
+    if (!TEST_ptr(SSL_get_shared_ciphers(serverssl, buf, sizeof(buf)))
+            || !TEST_int_eq(strcmp(buf, shared_ciphers_data[tst].shared), 0)) {
+        TEST_info("Shared ciphers are: %s\n", buf);
+        goto end;
+    }
+
     testresult = 1;
 
  end:
-    SSL_SESSION_free(clientpsk);
-    SSL_SESSION_free(serverpsk);
-    clientpsk = serverpsk = NULL;
     SSL_free(serverssl);
     SSL_free(clientssl);
     SSL_CTX_free(sctx);
     SSL_CTX_free(cctx);
+
     return testresult;
 }
 
-#endif /* OPENSSL_NO_TLS1_3 */
-
-static int clntaddoldcb = 0;
-static int clntparseoldcb = 0;
-static int srvaddoldcb = 0;
-static int srvparseoldcb = 0;
-static int clntaddnewcb = 0;
-static int clntparsenewcb = 0;
-static int srvaddnewcb = 0;
-static int srvparsenewcb = 0;
-static int snicb = 0;
-
-#define TEST_EXT_TYPE1  0xff00
+static const char *appdata = "Hello World";
+static int gen_tick_called, dec_tick_called, tick_key_cb_called;
+static int tick_key_renew = 0;
+static SSL_TICKET_RETURN tick_dec_ret = SSL_TICKET_RETURN_ABORT;
 
-static int old_add_cb(SSL *s, unsigned int ext_type, const unsigned char **out,
-                      size_t *outlen, int *al, void *add_arg)
+static int gen_tick_cb(SSL *s, void *arg)
 {
-    int *server = (int *)add_arg;
-    unsigned char *data;
-
-    if (SSL_is_server(s))
-        srvaddoldcb++;
-    else
-        clntaddoldcb++;
-
-    if (*server != SSL_is_server(s)
-            || (data = OPENSSL_malloc(sizeof(*data))) == NULL)
-        return -1;
+    gen_tick_called = 1;
 
-    *data = 1;
-    *out = data;
-    *outlen = sizeof(char);
-    return 1;
+    return SSL_SESSION_set1_ticket_appdata(SSL_get_session(s), appdata,
+                                           strlen(appdata));
 }
 
-static void old_free_cb(SSL *s, unsigned int ext_type, const unsigned char *out,
-                        void *add_arg)
+static SSL_TICKET_RETURN dec_tick_cb(SSL *s, SSL_SESSION *ss,
+                                     const unsigned char *keyname,
+                                     size_t keyname_length,
+                                     SSL_TICKET_STATUS status,
+                                     void *arg)
 {
-    OPENSSL_free((unsigned char *)out);
-}
+    void *tickdata;
+    size_t tickdlen;
 
-static int old_parse_cb(SSL *s, unsigned int ext_type, const unsigned char *in,
-                        size_t inlen, int *al, void *parse_arg)
-{
-    int *server = (int *)parse_arg;
+    dec_tick_called = 1;
 
-    if (SSL_is_server(s))
-        srvparseoldcb++;
-    else
-        clntparseoldcb++;
+    if (status == SSL_TICKET_EMPTY)
+        return SSL_TICKET_RETURN_IGNORE_RENEW;
 
-    if (*server != SSL_is_server(s)
-            || inlen != sizeof(char)
-            || *in != 1)
-        return -1;
+    if (!TEST_true(status == SSL_TICKET_SUCCESS
+                   || status == SSL_TICKET_SUCCESS_RENEW))
+        return SSL_TICKET_RETURN_ABORT;
 
-    return 1;
-}
+    if (!TEST_true(SSL_SESSION_get0_ticket_appdata(ss, &tickdata,
+                                                   &tickdlen))
+            || !TEST_size_t_eq(tickdlen, strlen(appdata))
+            || !TEST_int_eq(memcmp(tickdata, appdata, tickdlen), 0))
+        return SSL_TICKET_RETURN_ABORT;
 
-static int new_add_cb(SSL *s, unsigned int ext_type, unsigned int context,
-                      const unsigned char **out, size_t *outlen, X509 *x,
-                      size_t chainidx, int *al, void *add_arg)
-{
-    int *server = (int *)add_arg;
-    unsigned char *data;
+    if (tick_key_cb_called)  {
+        /* Don't change what the ticket key callback wanted to do */
+        switch (status) {
+        case SSL_TICKET_NO_DECRYPT:
+            return SSL_TICKET_RETURN_IGNORE_RENEW;
 
-    if (SSL_is_server(s))
-        srvaddnewcb++;
-    else
-        clntaddnewcb++;
+        case SSL_TICKET_SUCCESS:
+            return SSL_TICKET_RETURN_USE;
 
-    if (*server != SSL_is_server(s)
-            || (data = OPENSSL_malloc(sizeof(*data))) == NULL)
-        return -1;
+        case SSL_TICKET_SUCCESS_RENEW:
+            return SSL_TICKET_RETURN_USE_RENEW;
 
-    *data = 1;
-    *out = data;
-    *outlen = sizeof(*data);
-    return 1;
-}
+        default:
+            return SSL_TICKET_RETURN_ABORT;
+        }
+    }
+    return tick_dec_ret;
 
-static void new_free_cb(SSL *s, unsigned int ext_type, unsigned int context,
-                        const unsigned char *out, void *add_arg)
-{
-    OPENSSL_free((unsigned char *)out);
 }
 
-static int new_parse_cb(SSL *s, unsigned int ext_type, unsigned int context,
-                        const unsigned char *in, size_t inlen, X509 *x,
-                        size_t chainidx, int *al, void *parse_arg)
+static int tick_key_cb(SSL *s, unsigned char key_name[16],
+                       unsigned char iv[EVP_MAX_IV_LENGTH], EVP_CIPHER_CTX *ctx,
+                       HMAC_CTX *hctx, int enc)
 {
-    int *server = (int *)parse_arg;
-
-    if (SSL_is_server(s))
-        srvparsenewcb++;
-    else
-        clntparsenewcb++;
-
-    if (*server != SSL_is_server(s)
-            || inlen != sizeof(char) || *in != 1)
+    const unsigned char tick_aes_key[16] = "0123456789abcdef";
+    const unsigned char tick_hmac_key[16] = "0123456789abcdef";
+
+    tick_key_cb_called = 1;
+    memset(iv, 0, AES_BLOCK_SIZE);
+    memset(key_name, 0, 16);
+    if (!EVP_CipherInit_ex(ctx, EVP_aes_128_cbc(), NULL, tick_aes_key, iv, enc)
+            || !HMAC_Init_ex(hctx, tick_hmac_key, sizeof(tick_hmac_key),
+                             EVP_sha256(), NULL))
         return -1;
 
-    return 1;
-}
-
-static int sni_cb(SSL *s, int *al, void *arg)
-{
-    SSL_CTX *ctx = (SSL_CTX *)arg;
-
-    if (SSL_set_SSL_CTX(s, ctx) == NULL) {
-        *al = SSL_AD_INTERNAL_ERROR;
-        return SSL_TLSEXT_ERR_ALERT_FATAL;
-    }
-    snicb++;
-    return SSL_TLSEXT_ERR_OK;
+    return tick_key_renew ? 2 : 1;
 }
 
 /*
- * Custom call back tests.
- * Test 0: Old style callbacks in TLSv1.2
- * Test 1: New style callbacks in TLSv1.2
- * Test 2: New style callbacks in TLSv1.2 with SNI
- * Test 3: New style callbacks in TLSv1.3. Extensions in CH and EE
- * Test 4: New style callbacks in TLSv1.3. Extensions in CH, SH, EE, Cert + NST
+ * Test the various ticket callbacks
+ * Test 0: TLSv1.2, no ticket key callback, no ticket, no renewal
+ * Test 1: TLSv1.3, no ticket key callback, no ticket, no renewal
+ * Test 2: TLSv1.2, no ticket key callback, no ticket, renewal
+ * Test 3: TLSv1.3, no ticket key callback, no ticket, renewal
+ * Test 4: TLSv1.2, no ticket key callback, ticket, no renewal
+ * Test 5: TLSv1.3, no ticket key callback, ticket, no renewal
+ * Test 6: TLSv1.2, no ticket key callback, ticket, renewal
+ * Test 7: TLSv1.3, no ticket key callback, ticket, renewal
+ * Test 8: TLSv1.2, ticket key callback, ticket, no renewal
+ * Test 9: TLSv1.3, ticket key callback, ticket, no renewal
+ * Test 10: TLSv1.2, ticket key callback, ticket, renewal
+ * Test 11: TLSv1.3, ticket key callback, ticket, renewal
  */
-static int test_custom_exts(int tst)
+static int test_ticket_callbacks(int tst)
 {
-    SSL_CTX *cctx = NULL, *sctx = NULL, *sctx2 = NULL;
+    SSL_CTX *cctx = NULL, *sctx = NULL;
     SSL *clientssl = NULL, *serverssl = NULL;
+    SSL_SESSION *clntsess = NULL;
     int testresult = 0;
-    static int server = 1;
-    static int client = 0;
-    SSL_SESSION *sess = NULL;
-    unsigned int context;
-
-    /* Reset callback counters */
-    clntaddoldcb = clntparseoldcb = srvaddoldcb = srvparseoldcb = 0;
-    clntaddnewcb = clntparsenewcb = srvaddnewcb = srvparsenewcb = 0;
-    snicb = 0;
-
-    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
-                                       TLS_client_method(), &sctx,
-                                       &cctx, cert, privkey)))
-        goto end;
-
-    if (tst == 2
-            && !TEST_true(create_ssl_ctx_pair(TLS_server_method(), NULL, &sctx2,
-                                              NULL, cert, privkey)))
-        goto end;
 
+#ifdef OPENSSL_NO_TLS1_2
+    if (tst % 2 == 0)
+        return 1;
+#endif
+#ifdef OPENSSL_NO_TLS1_3
+    if (tst % 2 == 1)
+        return 1;
+#endif
 
-    if (tst < 3) {
-        SSL_CTX_set_options(cctx, SSL_OP_NO_TLSv1_3);
-        SSL_CTX_set_options(sctx, SSL_OP_NO_TLSv1_3);
-        if (sctx2 != NULL)
-            SSL_CTX_set_options(sctx2, SSL_OP_NO_TLSv1_3);
-    }
+    gen_tick_called = dec_tick_called = tick_key_cb_called = 0;
 
-    if (tst == 4) {
-        context = SSL_EXT_CLIENT_HELLO
-                  | SSL_EXT_TLS1_2_SERVER_HELLO
-                  | SSL_EXT_TLS1_3_SERVER_HELLO
-                  | SSL_EXT_TLS1_3_ENCRYPTED_EXTENSIONS
-                  | SSL_EXT_TLS1_3_CERTIFICATE
-                  | SSL_EXT_TLS1_3_NEW_SESSION_TICKET;
-    } else {
-        context = SSL_EXT_CLIENT_HELLO
-                  | SSL_EXT_TLS1_2_SERVER_HELLO
-                  | SSL_EXT_TLS1_3_ENCRYPTED_EXTENSIONS;
-    }
+    /* Which tests the ticket key callback should request renewal for */
+    if (tst == 10 || tst == 11)
+        tick_key_renew = 1;
+    else
+        tick_key_renew = 0;
 
-    /* Create a client side custom extension */
-    if (tst == 0) {
-        if (!TEST_true(SSL_CTX_add_client_custom_ext(cctx, TEST_EXT_TYPE1,
-                                                     old_add_cb, old_free_cb,
-                                                     &client, old_parse_cb,
-                                                     &client)))
-            goto end;
-    } else {
-        if (!TEST_true(SSL_CTX_add_custom_ext(cctx, TEST_EXT_TYPE1, context,
-                                              new_add_cb, new_free_cb,
-                                              &client, new_parse_cb, &client)))
-            goto end;
-    }
+    /* Which tests the decrypt ticket callback should request renewal for */
+    switch (tst) {
+    case 0:
+    case 1:
+        tick_dec_ret = SSL_TICKET_RETURN_IGNORE;
+        break;
 
-    /* Should not be able to add duplicates */
-    if (!TEST_false(SSL_CTX_add_client_custom_ext(cctx, TEST_EXT_TYPE1,
-                                                  old_add_cb, old_free_cb,
-                                                  &client, old_parse_cb,
-                                                  &client))
-            || !TEST_false(SSL_CTX_add_custom_ext(cctx, TEST_EXT_TYPE1,
-                                                  context, new_add_cb,
-                                                  new_free_cb, &client,
-                                                  new_parse_cb, &client)))
-        goto end;
+    case 2:
+    case 3:
+        tick_dec_ret = SSL_TICKET_RETURN_IGNORE_RENEW;
+        break;
 
-    /* Create a server side custom extension */
-    if (tst == 0) {
-        if (!TEST_true(SSL_CTX_add_server_custom_ext(sctx, TEST_EXT_TYPE1,
-                                                     old_add_cb, old_free_cb,
-                                                     &server, old_parse_cb,
-                                                     &server)))
-            goto end;
-    } else {
-        if (!TEST_true(SSL_CTX_add_custom_ext(sctx, TEST_EXT_TYPE1, context,
-                                              new_add_cb, new_free_cb,
-                                              &server, new_parse_cb, &server)))
-            goto end;
-        if (sctx2 != NULL
-                && !TEST_true(SSL_CTX_add_custom_ext(sctx2, TEST_EXT_TYPE1,
-                                                     context, new_add_cb,
-                                                     new_free_cb, &server,
-                                                     new_parse_cb, &server)))
-            goto end;
-    }
+    case 4:
+    case 5:
+        tick_dec_ret = SSL_TICKET_RETURN_USE;
+        break;
 
-    /* Should not be able to add duplicates */
-    if (!TEST_false(SSL_CTX_add_server_custom_ext(sctx, TEST_EXT_TYPE1,
-                                                  old_add_cb, old_free_cb,
-                                                  &server, old_parse_cb,
-                                                  &server))
-            || !TEST_false(SSL_CTX_add_custom_ext(sctx, TEST_EXT_TYPE1,
-                                                  context, new_add_cb,
-                                                  new_free_cb, &server,
-                                                  new_parse_cb, &server)))
-        goto end;
+    case 6:
+    case 7:
+        tick_dec_ret = SSL_TICKET_RETURN_USE_RENEW;
+        break;
 
-    if (tst == 2) {
-        /* Set up SNI */
-        if (!TEST_true(SSL_CTX_set_tlsext_servername_callback(sctx, sni_cb))
-                || !TEST_true(SSL_CTX_set_tlsext_servername_arg(sctx, sctx2)))
-            goto end;
+    default:
+        tick_dec_ret = SSL_TICKET_RETURN_ABORT;
     }
 
-    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
-                                      &clientssl, NULL, NULL))
-            || !TEST_true(create_ssl_connection(serverssl, clientssl,
-                                                SSL_ERROR_NONE)))
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+                                       TLS_client_method(),
+                                       TLS1_VERSION,
+                                       ((tst % 2) == 0) ? TLS1_2_VERSION
+                                                        : TLS1_3_VERSION,
+                                       &sctx, &cctx, cert, privkey)))
         goto end;
 
-    if (tst == 0) {
-        if (clntaddoldcb != 1
-                || clntparseoldcb != 1
-                || srvaddoldcb != 1
-                || srvparseoldcb != 1)
-            goto end;
-    } else if (tst == 1 || tst == 2 || tst == 3) {
-        if (clntaddnewcb != 1
-                || clntparsenewcb != 1
-                || srvaddnewcb != 1
-                || srvparsenewcb != 1
-                || (tst != 2 && snicb != 0)
-                || (tst == 2 && snicb != 1))
-            goto end;
-    } else {
-        if (clntaddnewcb != 1
-                || clntparsenewcb != 4
-                || srvaddnewcb != 4
-                || srvparsenewcb != 1)
-            goto end;
-    }
+    /*
+     * We only want sessions to resume from tickets - not the session cache. So
+     * switch the cache off.
+     */
+    if (!TEST_true(SSL_CTX_set_session_cache_mode(sctx, SSL_SESS_CACHE_OFF)))
+        goto end;
 
-    sess = SSL_get1_session(clientssl);
-    SSL_shutdown(clientssl);
-    SSL_shutdown(serverssl);
-    SSL_free(serverssl);
-    SSL_free(clientssl);
-    serverssl = clientssl = NULL;
+    if (!TEST_true(SSL_CTX_set_session_ticket_cb(sctx, gen_tick_cb, dec_tick_cb,
+                                                 NULL)))
+        goto end;
 
-    if (tst == 3) {
-        /* We don't bother with the resumption aspects for this test */
-        testresult = 1;
+    if (tst >= 8
+            && !TEST_true(SSL_CTX_set_tlsext_ticket_key_cb(sctx, tick_key_cb)))
         goto end;
-    }
 
     if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
-                                      NULL, NULL))
-            || !TEST_true(SSL_set_session(clientssl, sess))
+                                             NULL, NULL))
             || !TEST_true(create_ssl_connection(serverssl, clientssl,
-                                               SSL_ERROR_NONE)))
+                                                SSL_ERROR_NONE)))
         goto end;
 
     /*
-     * For a resumed session we expect to add the ClientHello extension. For the
-     * old style callbacks we ignore it on the server side because they set
-     * SSL_EXT_IGNORE_ON_RESUMPTION. The new style callbacks do not ignore
-     * them.
+     * The decrypt ticket key callback in TLSv1.2 should be called even though
+     * we have no ticket yet, because it gets called with a status of
+     * SSL_TICKET_EMPTY (the client indicates support for tickets but does not
+     * actually send any ticket data). This does not happen in TLSv1.3 because
+     * it is not valid to send empty ticket data in TLSv1.3.
      */
-    if (tst == 0) {
-        if (clntaddoldcb != 2
-                || clntparseoldcb != 1
-                || srvaddoldcb != 1
-                || srvparseoldcb != 1)
-            goto end;
-    } else if (tst == 1 || tst == 2 || tst == 3) {
-        if (clntaddnewcb != 2
-                || clntparsenewcb != 2
-                || srvaddnewcb != 2
-                || srvparsenewcb != 2)
-            goto end;
-    } else {
-        /* No Certificate message extensions in the resumption handshake */
-        if (clntaddnewcb != 2
-                || clntparsenewcb != 7
-                || srvaddnewcb != 7
-                || srvparsenewcb != 2)
-            goto end;
-    }
+    if (!TEST_int_eq(gen_tick_called, 1)
+            || !TEST_int_eq(dec_tick_called, ((tst % 2) == 0) ? 1 : 0))
+        goto end;
 
-    testresult = 1;
+    gen_tick_called = dec_tick_called = 0;
 
-end:
-    SSL_SESSION_free(sess);
+    clntsess = SSL_get1_session(clientssl);
+    SSL_shutdown(clientssl);
+    SSL_shutdown(serverssl);
     SSL_free(serverssl);
     SSL_free(clientssl);
-    SSL_CTX_free(sctx2);
-    SSL_CTX_free(sctx);
-    SSL_CTX_free(cctx);
-    return testresult;
-}
-
-/*
- * Test loading of serverinfo data in various formats. test_sslmessages actually
- * tests to make sure the extensions appear in the handshake
- */
-static int test_serverinfo(int tst)
-{
-    unsigned int version;
-    unsigned char *sibuf;
-    size_t sibuflen;
-    int ret, expected, testresult = 0;
-    SSL_CTX *ctx;
+    serverssl = clientssl = NULL;
 
-    ctx = SSL_CTX_new(TLS_method());
-    if (!TEST_ptr(ctx))
+    /* Now do a resumption */
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL,
+                                      NULL))
+            || !TEST_true(SSL_set_session(clientssl, clntsess))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE)))
         goto end;
 
-    if ((tst & 0x01) == 0x01)
-        version = SSL_SERVERINFOV2;
-    else
-        version = SSL_SERVERINFOV1;
-
-    if ((tst & 0x02) == 0x02) {
-        sibuf = serverinfov2;
-        sibuflen = sizeof(serverinfov2);
-        expected = (version == SSL_SERVERINFOV2);
-    } else {
-        sibuf = serverinfov1;
-        sibuflen = sizeof(serverinfov1);
-        expected = (version == SSL_SERVERINFOV1);
-    }
-
-    if ((tst & 0x04) == 0x04) {
-        ret = SSL_CTX_use_serverinfo_ex(ctx, version, sibuf, sibuflen);
+    if (tick_dec_ret == SSL_TICKET_RETURN_IGNORE
+            || tick_dec_ret == SSL_TICKET_RETURN_IGNORE_RENEW) {
+        if (!TEST_false(SSL_session_reused(clientssl)))
+            goto end;
     } else {
-        ret = SSL_CTX_use_serverinfo(ctx, sibuf, sibuflen);
-
-        /*
-         * The version variable is irrelevant in this case - it's what is in the
-         * buffer that matters
-         */
-        if ((tst & 0x02) == 0x02)
-            expected = 0;
-        else
-            expected = 1;
+        if (!TEST_true(SSL_session_reused(clientssl)))
+            goto end;
     }
 
-    if (!TEST_true(ret == expected))
+    if (!TEST_int_eq(gen_tick_called,
+                     (tick_key_renew
+                      || tick_dec_ret == SSL_TICKET_RETURN_IGNORE_RENEW
+                      || tick_dec_ret == SSL_TICKET_RETURN_USE_RENEW)
+                     ? 1 : 0)
+            || !TEST_int_eq(dec_tick_called, 1))
         goto end;
 
     testresult = 1;
 
  end:
-    SSL_CTX_free(ctx);
+    SSL_SESSION_free(clntsess);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
 
     return testresult;
 }
 
 /*
- * Test that SSL_export_keying_material() produces expected results. There are
- * no test vectors so all we do is test that both sides of the communication
- * produce the same results for different protocol versions.
+ * Test bi-directional shutdown.
+ * Test 0: TLSv1.2
+ * Test 1: TLSv1.2, server continues to read/write after client shutdown
+ * Test 2: TLSv1.3, no pending NewSessionTicket messages
+ * Test 3: TLSv1.3, pending NewSessionTicket messages
+ * Test 4: TLSv1.3, server continues to read/write after client shutdown, server
+ *                  sends key update, client reads it
+ * Test 5: TLSv1.3, server continues to read/write after client shutdown, server
+ *                  sends CertificateRequest, client reads and ignores it
+ * Test 6: TLSv1.3, server continues to read/write after client shutdown, client
+ *                  doesn't read it
  */
-static int test_export_key_mat(int tst)
+static int test_shutdown(int tst)
 {
-    int testresult = 0;
-    SSL_CTX *cctx = NULL, *sctx = NULL, *sctx2 = NULL;
+    SSL_CTX *cctx = NULL, *sctx = NULL;
     SSL *clientssl = NULL, *serverssl = NULL;
-    const char label[] = "test label";
-    const unsigned char context[] = "context";
-    const unsigned char *emptycontext = NULL;
-    unsigned char ckeymat1[80], ckeymat2[80], ckeymat3[80];
-    unsigned char skeymat1[80], skeymat2[80], skeymat3[80];
-    const int protocols[] = {
-        TLS1_VERSION,
-        TLS1_1_VERSION,
-        TLS1_2_VERSION,
-        TLS1_3_VERSION
-    };
+    int testresult = 0;
+    char msg[] = "A test message";
+    char buf[80];
+    size_t written, readbytes;
+    SSL_SESSION *sess;
 
-#ifdef OPENSSL_NO_TLS1
-    if (tst == 0)
-        return 1;
-#endif
-#ifdef OPENSSL_NO_TLS1_1
-    if (tst == 1)
-        return 1;
-#endif
 #ifdef OPENSSL_NO_TLS1_2
-    if (tst == 2)
+    if (tst <= 1)
         return 1;
 #endif
 #ifdef OPENSSL_NO_TLS1_3
-    if (tst == 3)
+    if (tst >= 2)
         return 1;
 #endif
+
     if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
-                                       TLS_client_method(), &sctx,
-                                       &cctx, cert, privkey)))
+                                       TLS_client_method(),
+                                       TLS1_VERSION,
+                                       (tst <= 1) ? TLS1_2_VERSION
+                                                  : TLS1_3_VERSION,
+                                       &sctx, &cctx, cert, privkey)))
         goto end;
 
-    OPENSSL_assert(tst >= 0 && (size_t)tst < OSSL_NELEM(protocols));
-    SSL_CTX_set_max_proto_version(cctx, protocols[tst]);
-    SSL_CTX_set_min_proto_version(cctx, protocols[tst]);
+    if (tst == 5)
+        SSL_CTX_set_post_handshake_auth(cctx, 1);
 
-    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL,
-                                      NULL))
-            || !TEST_true(create_ssl_connection(serverssl, clientssl,
-                                                SSL_ERROR_NONE)))
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                             NULL, NULL)))
         goto end;
 
-    if (!TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat1,
-                                                sizeof(ckeymat1), label,
-                                                sizeof(label) - 1, context,
-                                                sizeof(context) - 1, 1), 1)
-            || !TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat2,
-                                                       sizeof(ckeymat2), label,
-                                                       sizeof(label) - 1,
-                                                       emptycontext,
-                                                       0, 1), 1)
-            || !TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat3,
-                                                       sizeof(ckeymat3), label,
-                                                       sizeof(label) - 1,
-                                                       NULL, 0, 0), 1)
-            || !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat1,
-                                                       sizeof(skeymat1), label,
-                                                       sizeof(label) - 1,
-                                                       context,
-                                                       sizeof(context) -1, 1),
-                            1)
-            || !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat2,
-                                                       sizeof(skeymat2), label,
-                                                       sizeof(label) - 1,
-                                                       emptycontext,
-                                                       0, 1), 1)
-            || !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat3,
-                                                       sizeof(skeymat3), label,
-                                                       sizeof(label) - 1,
-                                                       NULL, 0, 0), 1)
-               /*
-                * Check that both sides created the same key material with the
-                * same context.
-                */
-            || !TEST_mem_eq(ckeymat1, sizeof(ckeymat1), skeymat1,
-                            sizeof(skeymat1))
-               /*
-                * Check that both sides created the same key material with an
-                * empty context.
-                */
-            || !TEST_mem_eq(ckeymat2, sizeof(ckeymat2), skeymat2,
-                            sizeof(skeymat2))
-               /*
-                * Check that both sides created the same key material without a
-                * context.
-                */
-            || !TEST_mem_eq(ckeymat3, sizeof(ckeymat3), skeymat3,
-                            sizeof(skeymat3))
-               /* Different contexts should produce different results */
-            || !TEST_mem_ne(ckeymat1, sizeof(ckeymat1), ckeymat2,
-                            sizeof(ckeymat2)))
+    if (tst == 3) {
+        if (!TEST_true(create_bare_ssl_connection(serverssl, clientssl,
+                                                  SSL_ERROR_NONE, 1))
+                || !TEST_ptr_ne(sess = SSL_get_session(clientssl), NULL)
+                || !TEST_false(SSL_SESSION_is_resumable(sess)))
+            goto end;
+    } else if (!TEST_true(create_ssl_connection(serverssl, clientssl,
+                                              SSL_ERROR_NONE))
+            || !TEST_ptr_ne(sess = SSL_get_session(clientssl), NULL)
+            || !TEST_true(SSL_SESSION_is_resumable(sess))) {
         goto end;
+    }
 
-    /*
-     * Check that an empty context and no context produce different results in
-     * protocols less than TLSv1.3. In TLSv1.3 they should be the same.
-     */
-    if ((tst != 3 && !TEST_mem_ne(ckeymat2, sizeof(ckeymat2), ckeymat3,
-                                  sizeof(ckeymat3)))
-            || (tst ==3 && !TEST_mem_eq(ckeymat2, sizeof(ckeymat2), ckeymat3,
-                                        sizeof(ckeymat3))))
+    if (!TEST_int_eq(SSL_shutdown(clientssl), 0))
+        goto end;
+
+    if (tst >= 4) {
+        /*
+         * Reading on the server after the client has sent close_notify should
+         * fail and provide SSL_ERROR_ZERO_RETURN
+         */
+        if (!TEST_false(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
+                || !TEST_int_eq(SSL_get_error(serverssl, 0),
+                                SSL_ERROR_ZERO_RETURN)
+                || !TEST_int_eq(SSL_get_shutdown(serverssl),
+                                SSL_RECEIVED_SHUTDOWN)
+                   /*
+                    * Even though we're shutdown on receive we should still be
+                    * able to write.
+                    */
+                || !TEST_true(SSL_write(serverssl, msg, sizeof(msg))))
+            goto end;
+        if (tst == 4
+                && !TEST_true(SSL_key_update(serverssl,
+                                             SSL_KEY_UPDATE_REQUESTED)))
+            goto end;
+        if (tst == 5) {
+            SSL_set_verify(serverssl, SSL_VERIFY_PEER, NULL);
+            if (!TEST_true(SSL_verify_client_post_handshake(serverssl)))
+                goto end;
+        }
+        if ((tst == 4 || tst == 5)
+                && !TEST_true(SSL_write(serverssl, msg, sizeof(msg))))
+            goto end;
+        if (!TEST_int_eq(SSL_shutdown(serverssl), 1))
+            goto end;
+        if (tst == 4 || tst == 5) {
+            /* Should still be able to read data from server */
+            if (!TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf),
+                                       &readbytes))
+                    || !TEST_size_t_eq(readbytes, sizeof(msg))
+                    || !TEST_int_eq(memcmp(msg, buf, readbytes), 0)
+                    || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf),
+                                              &readbytes))
+                    || !TEST_size_t_eq(readbytes, sizeof(msg))
+                    || !TEST_int_eq(memcmp(msg, buf, readbytes), 0))
+                goto end;
+        }
+    }
+
+    /* Writing on the client after sending close_notify shouldn't be possible */
+    if (!TEST_false(SSL_write_ex(clientssl, msg, sizeof(msg), &written)))
         goto end;
 
+    if (tst < 4) {
+        /*
+         * For these tests the client has sent close_notify but it has not yet
+         * been received by the server. The server has not sent close_notify
+         * yet.
+         */
+        if (!TEST_int_eq(SSL_shutdown(serverssl), 0)
+                   /*
+                    * Writing on the server after sending close_notify shouldn't
+                    * be possible.
+                    */
+                || !TEST_false(SSL_write_ex(serverssl, msg, sizeof(msg), &written))
+                || !TEST_int_eq(SSL_shutdown(clientssl), 1)
+                || !TEST_ptr_ne(sess = SSL_get_session(clientssl), NULL)
+                || !TEST_true(SSL_SESSION_is_resumable(sess))
+                || !TEST_int_eq(SSL_shutdown(serverssl), 1))
+            goto end;
+    } else if (tst == 4 || tst == 5) {
+        /*
+         * In this test the client has sent close_notify and it has been
+         * received by the server which has responded with a close_notify. The
+         * client needs to read the close_notify sent by the server.
+         */
+        if (!TEST_int_eq(SSL_shutdown(clientssl), 1)
+                || !TEST_ptr_ne(sess = SSL_get_session(clientssl), NULL)
+                || !TEST_true(SSL_SESSION_is_resumable(sess)))
+            goto end;
+    } else {
+        /*
+         * tst == 6
+         *
+         * The client has sent close_notify and is expecting a close_notify
+         * back, but instead there is application data first. The shutdown
+         * should fail with a fatal error.
+         */
+        if (!TEST_int_eq(SSL_shutdown(clientssl), -1)
+                || !TEST_int_eq(SSL_get_error(clientssl, -1), SSL_ERROR_SSL))
+            goto end;
+    }
+
     testresult = 1;
 
  end:
     SSL_free(serverssl);
     SSL_free(clientssl);
-    SSL_CTX_free(sctx2);
     SSL_CTX_free(sctx);
     SSL_CTX_free(cctx);
 
     return testresult;
 }
 
-static int test_ssl_clear(int idx)
+#if !defined(OPENSSL_NO_TLS1_2) || !defined(OPENSSL_NO_TLS1_3)
+static int cert_cb_cnt;
+
+static int cert_cb(SSL *s, void *arg)
 {
-    SSL_CTX *cctx = NULL, *sctx = NULL;
-    SSL *clientssl = NULL, *serverssl = NULL;
-    int testresult = 0;
+    SSL_CTX *ctx = (SSL_CTX *)arg;
+    BIO *in = NULL;
+    EVP_PKEY *pkey = NULL;
+    X509 *x509 = NULL;
 
-#ifdef OPENSSL_NO_TLS1_2
-    if (idx == 1)
+    if (cert_cb_cnt == 0) {
+        /* Suspend the handshake */
+        cert_cb_cnt++;
+        return -1;
+    } else if (cert_cb_cnt == 1) {
+        /*
+         * Update the SSL_CTX, set the certificate and private key and then
+         * continue the handshake normally.
+         */
+        if (ctx != NULL && !TEST_ptr(SSL_set_SSL_CTX(s, ctx)))
+            return 0;
+
+        if (!TEST_true(SSL_use_certificate_file(s, cert, SSL_FILETYPE_PEM))
+                || !TEST_true(SSL_use_PrivateKey_file(s, privkey,
+                                                      SSL_FILETYPE_PEM))
+                || !TEST_true(SSL_check_private_key(s)))
+            return 0;
+        cert_cb_cnt++;
         return 1;
-#endif
+    } else if (cert_cb_cnt == 3) {
+        int rv;
+        if (!TEST_ptr(in = BIO_new(BIO_s_file()))
+                || !TEST_int_ge(BIO_read_filename(in, cert), 0)
+                || !TEST_ptr(x509 = PEM_read_bio_X509(in, NULL, NULL, NULL)))
+            goto out;
+        BIO_free(in);
+        if (!TEST_ptr(in = BIO_new(BIO_s_file()))
+                || !TEST_int_ge(BIO_read_filename(in, privkey), 0)
+                || !TEST_ptr(pkey = PEM_read_bio_PrivateKey(in, NULL, NULL, NULL)))
+            goto out;
+        rv = SSL_check_chain(s, x509, pkey, NULL);
+        /*
+         * If the cert doesn't show as valid here (e.g., because we don't
+         * have any shared sigalgs), then we will not set it, and there will
+         * be no certificate at all on the SSL or SSL_CTX.  This, in turn,
+         * will cause tls_choose_sigalgs() to fail the connection.
+         */
+        if ((rv & CERT_PKEY_VALID)) {
+            if (!SSL_use_cert_and_key(s, x509, pkey, NULL, 1))
+                goto out;
+        }
+        BIO_free(in);
+        EVP_PKEY_free(pkey);
+        X509_free(x509);
+        return 1;
+    }
 
-    /* Create an initial connection */
-    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
-                                       TLS_client_method(), &sctx,
-                                       &cctx, cert, privkey))
-            || (idx == 1
-                && !TEST_true(SSL_CTX_set_max_proto_version(cctx,
-                                                            TLS1_2_VERSION)))
-            || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
-                                          &clientssl, NULL, NULL))
-            || !TEST_true(create_ssl_connection(serverssl, clientssl,
-                                                SSL_ERROR_NONE)))
-        goto end;
+    /* Abort the handshake */
+ out:
+    BIO_free(in);
+    EVP_PKEY_free(pkey);
+    X509_free(x509);
+    return 0;
+}
 
-    SSL_shutdown(clientssl);
-    SSL_shutdown(serverssl);
-    SSL_free(serverssl);
-    serverssl = NULL;
+/*
+ * Test the certificate callback.
+ * Test 0: Callback fails
+ * Test 1: Success - no SSL_set_SSL_CTX() in the callback
+ * Test 2: Success - SSL_set_SSL_CTX() in the callback
+ */
+static int test_cert_cb_int(int prot, int tst)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL, *snictx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0, ret;
 
-    /* Clear clientssl - we're going to reuse the object */
-    if (!TEST_true(SSL_clear(clientssl)))
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+                                       TLS_client_method(),
+                                       TLS1_VERSION,
+                                       prot,
+                                       &sctx, &cctx, NULL, NULL)))
         goto end;
 
+    if (tst == 0)
+        cert_cb_cnt = -1;
+    else if (tst == 3)
+        cert_cb_cnt = 3;
+    else
+        cert_cb_cnt = 0;
+    if (tst == 2)
+        snictx = SSL_CTX_new(TLS_server_method());
+    SSL_CTX_set_cert_cb(sctx, cert_cb, snictx);
+
     if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
-                                             NULL, NULL))
-            || !TEST_true(create_ssl_connection(serverssl, clientssl,
-                                                SSL_ERROR_NONE))
-            || !TEST_true(SSL_session_reused(clientssl)))
+                                      NULL, NULL)))
         goto end;
 
-    SSL_shutdown(clientssl);
-    SSL_shutdown(serverssl);
+    ret = create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE);
+    if (!TEST_true(tst == 0 ? !ret : ret)
+            || (tst > 0
+                && !TEST_int_eq((cert_cb_cnt - 2) * (cert_cb_cnt - 3), 0))) {
+        goto end;
+    }
 
     testresult = 1;
 
@@ -3106,123 +6345,301 @@ static int test_ssl_clear(int idx)
     SSL_free(clientssl);
     SSL_CTX_free(sctx);
     SSL_CTX_free(cctx);
+    SSL_CTX_free(snictx);
 
     return testresult;
 }
+#endif
 
-/* Parse CH and retrieve any MFL extension value if present */
-static int get_MFL_from_client_hello(BIO *bio, int *mfl_codemfl_code)
+static int test_cert_cb(int tst)
 {
-    long len;
-    unsigned char *data;
-    PACKET pkt = {0}, pkt2 = {0}, pkt3 = {0};
-    unsigned int MFL_code = 0, type = 0;
+    int testresult = 1;
 
-    if (!TEST_uint_gt( len = BIO_get_mem_data( bio, (char **) &data ), 0 ) )
-        goto end;
+#ifndef OPENSSL_NO_TLS1_2
+    testresult &= test_cert_cb_int(TLS1_2_VERSION, tst);
+#endif
+#ifndef OPENSSL_NO_TLS1_3
+    testresult &= test_cert_cb_int(TLS1_3_VERSION, tst);
+#endif
 
-    if (!TEST_true( PACKET_buf_init( &pkt, data, len ) )
-               /* Skip the record header */
-            || !PACKET_forward(&pkt, SSL3_RT_HEADER_LENGTH)
-               /* Skip the handshake message header */
-            || !TEST_true(PACKET_forward(&pkt, SSL3_HM_HEADER_LENGTH))
-               /* Skip client version and random */
-            || !TEST_true(PACKET_forward(&pkt, CLIENT_VERSION_LEN
-                                               + SSL3_RANDOM_SIZE))
-               /* Skip session id */
-            || !TEST_true(PACKET_get_length_prefixed_1(&pkt, &pkt2))
-               /* Skip ciphers */
-            || !TEST_true(PACKET_get_length_prefixed_2(&pkt, &pkt2))
-               /* Skip compression */
-            || !TEST_true(PACKET_get_length_prefixed_1(&pkt, &pkt2))
-               /* Extensions len */
-            || !TEST_true(PACKET_as_length_prefixed_2(&pkt, &pkt2)))
-        goto end;
+    return testresult;
+}
 
-    /* Loop through all extensions */
-    while (PACKET_remaining(&pkt2)) {
-        if (!TEST_true(PACKET_get_net_2(&pkt2, &type))
-                || !TEST_true(PACKET_get_length_prefixed_2(&pkt2, &pkt3)))
-            goto end;
+static int client_cert_cb(SSL *ssl, X509 **x509, EVP_PKEY **pkey)
+{
+    X509 *xcert, *peer;
+    EVP_PKEY *privpkey;
+    BIO *in = NULL;
 
-        if (type == TLSEXT_TYPE_max_fragment_length) {
-            if (!TEST_uint_ne(PACKET_remaining(&pkt3), 0)
-                    || !TEST_true(PACKET_get_1(&pkt3, &MFL_code)))
-                goto end;
+    /* Check that SSL_get_peer_certificate() returns something sensible */
+    peer = SSL_get_peer_certificate(ssl);
+    if (!TEST_ptr(peer))
+        return 0;
+    X509_free(peer);
 
-            *mfl_codemfl_code = MFL_code;
-            return 1;
-        }
+    in = BIO_new_file(cert, "r");
+    if (!TEST_ptr(in))
+        return 0;
+
+    xcert = PEM_read_bio_X509(in, NULL, NULL, NULL);
+    BIO_free(in);
+    if (!TEST_ptr(xcert))
+        return 0;
+
+    in = BIO_new_file(privkey, "r");
+    if (!TEST_ptr(in)) {
+        X509_free(xcert);
+        return 0;
     }
 
- end:
-    return 0;
+    privpkey = PEM_read_bio_PrivateKey(in, NULL, NULL, NULL);
+    BIO_free(in);
+    if (!TEST_ptr(privpkey)) {
+        X509_free(xcert);
+        return 0;
+    }
+
+    *x509 = xcert;
+    *pkey = privpkey;
+
+    return 1;
 }
 
-/* Maximum-Fragment-Length TLS extension mode to test */
-static const unsigned char max_fragment_len_test[] = {
-    TLSEXT_max_fragment_length_512,
-    TLSEXT_max_fragment_length_1024,
-    TLSEXT_max_fragment_length_2048,
-    TLSEXT_max_fragment_length_4096
-};
+static int verify_cb(int preverify_ok, X509_STORE_CTX *x509_ctx)
+{
+    return 1;
+}
 
-static int test_max_fragment_len_ext(int idx_tst)
+static int test_client_cert_cb(int tst)
 {
-    SSL_CTX *ctx;
-    SSL *con = NULL;
-    int testresult = 0, MFL_mode = 0;
-    BIO *rbio, *wbio;
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
 
-    ctx = SSL_CTX_new(TLS_method());
-    if (!TEST_ptr(ctx))
-        goto end;
+#ifdef OPENSSL_NO_TLS1_2
+    if (tst == 0)
+        return 1;
+#endif
+#ifdef OPENSSL_NO_TLS1_3
+    if (tst == 1)
+        return 1;
+#endif
 
-    if (!TEST_true(SSL_CTX_set_tlsext_max_fragment_length(
-                   ctx, max_fragment_len_test[idx_tst])))
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+                                       TLS_client_method(),
+                                       TLS1_VERSION,
+                                       tst == 0 ? TLS1_2_VERSION
+                                                : TLS1_3_VERSION,
+                                       &sctx, &cctx, cert, privkey)))
         goto end;
 
-    con = SSL_new(ctx);
-    if (!TEST_ptr(con))
+    /*
+     * Test that setting a client_cert_cb results in a client certificate being
+     * sent.
+     */
+    SSL_CTX_set_client_cert_cb(cctx, client_cert_cb);
+    SSL_CTX_set_verify(sctx,
+                       SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT,
+                       verify_cb);
+
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                      NULL, NULL))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE)))
         goto end;
 
-    rbio = BIO_new(BIO_s_mem());
-    wbio = BIO_new(BIO_s_mem());
-    if (!TEST_ptr(rbio)|| !TEST_ptr(wbio)) {
-        BIO_free(rbio);
-        BIO_free(wbio);
+    testresult = 1;
+
+ end:
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+
+    return testresult;
+}
+
+#if !defined(OPENSSL_NO_TLS1_2) || !defined(OPENSSL_NO_TLS1_3)
+/*
+ * Test setting certificate authorities on both client and server.
+ *
+ * Test 0: SSL_CTX_set0_CA_list() only
+ * Test 1: Both SSL_CTX_set0_CA_list() and SSL_CTX_set_client_CA_list()
+ * Test 2: Only SSL_CTX_set_client_CA_list()
+ */
+static int test_ca_names_int(int prot, int tst)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
+    size_t i;
+    X509_NAME *name[] = { NULL, NULL, NULL, NULL };
+    char *strnames[] = { "Jack", "Jill", "John", "Joanne" };
+    STACK_OF(X509_NAME) *sk1 = NULL, *sk2 = NULL;
+    const STACK_OF(X509_NAME) *sktmp = NULL;
+
+    for (i = 0; i < OSSL_NELEM(name); i++) {
+        name[i] = X509_NAME_new();
+        if (!TEST_ptr(name[i])
+                || !TEST_true(X509_NAME_add_entry_by_txt(name[i], "CN",
+                                                         MBSTRING_ASC,
+                                                         (unsigned char *)
+                                                         strnames[i],
+                                                         -1, -1, 0)))
+            goto end;
+    }
+
+    if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+                                       TLS_client_method(),
+                                       TLS1_VERSION,
+                                       prot,
+                                       &sctx, &cctx, cert, privkey)))
         goto end;
+
+    SSL_CTX_set_verify(sctx, SSL_VERIFY_PEER, NULL);
+
+    if (tst == 0 || tst == 1) {
+        if (!TEST_ptr(sk1 = sk_X509_NAME_new_null())
+                || !TEST_true(sk_X509_NAME_push(sk1, X509_NAME_dup(name[0])))
+                || !TEST_true(sk_X509_NAME_push(sk1, X509_NAME_dup(name[1])))
+                || !TEST_ptr(sk2 = sk_X509_NAME_new_null())
+                || !TEST_true(sk_X509_NAME_push(sk2, X509_NAME_dup(name[0])))
+                || !TEST_true(sk_X509_NAME_push(sk2, X509_NAME_dup(name[1]))))
+            goto end;
+
+        SSL_CTX_set0_CA_list(sctx, sk1);
+        SSL_CTX_set0_CA_list(cctx, sk2);
+        sk1 = sk2 = NULL;
     }
+    if (tst == 1 || tst == 2) {
+        if (!TEST_ptr(sk1 = sk_X509_NAME_new_null())
+                || !TEST_true(sk_X509_NAME_push(sk1, X509_NAME_dup(name[2])))
+                || !TEST_true(sk_X509_NAME_push(sk1, X509_NAME_dup(name[3])))
+                || !TEST_ptr(sk2 = sk_X509_NAME_new_null())
+                || !TEST_true(sk_X509_NAME_push(sk2, X509_NAME_dup(name[2])))
+                || !TEST_true(sk_X509_NAME_push(sk2, X509_NAME_dup(name[3]))))
+            goto end;
 
-    SSL_set_bio(con, rbio, wbio);
-    SSL_set_connect_state(con);
+        SSL_CTX_set_client_CA_list(sctx, sk1);
+        SSL_CTX_set_client_CA_list(cctx, sk2);
+        sk1 = sk2 = NULL;
+    }
 
-    if (!TEST_int_le(SSL_connect(con), 0)) {
-        /* This shouldn't succeed because we don't have a server! */
+    if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+                                      NULL, NULL))
+            || !TEST_true(create_ssl_connection(serverssl, clientssl,
+                                                SSL_ERROR_NONE)))
         goto end;
-    }
 
-    if (!TEST_true(get_MFL_from_client_hello(wbio, &MFL_mode)))
-        /* no MFL in client hello */
+    /*
+     * We only expect certificate authorities to have been sent to the server
+     * if we are using TLSv1.3 and SSL_set0_CA_list() was used
+     */
+    sktmp = SSL_get0_peer_CA_list(serverssl);
+    if (prot == TLS1_3_VERSION
+            && (tst == 0 || tst == 1)) {
+        if (!TEST_ptr(sktmp)
+                || !TEST_int_eq(sk_X509_NAME_num(sktmp), 2)
+                || !TEST_int_eq(X509_NAME_cmp(sk_X509_NAME_value(sktmp, 0),
+                                              name[0]), 0)
+                || !TEST_int_eq(X509_NAME_cmp(sk_X509_NAME_value(sktmp, 1),
+                                              name[1]), 0))
+            goto end;
+    } else if (!TEST_ptr_null(sktmp)) {
         goto end;
-    if (!TEST_true(max_fragment_len_test[idx_tst] == MFL_mode))
+    }
+
+    /*
+     * In all tests we expect certificate authorities to have been sent to the
+     * client. However, SSL_set_client_CA_list() should override
+     * SSL_set0_CA_list()
+     */
+    sktmp = SSL_get0_peer_CA_list(clientssl);
+    if (!TEST_ptr(sktmp)
+            || !TEST_int_eq(sk_X509_NAME_num(sktmp), 2)
+            || !TEST_int_eq(X509_NAME_cmp(sk_X509_NAME_value(sktmp, 0),
+                                          name[tst == 0 ? 0 : 2]), 0)
+            || !TEST_int_eq(X509_NAME_cmp(sk_X509_NAME_value(sktmp, 1),
+                                          name[tst == 0 ? 1 : 3]), 0))
         goto end;
 
     testresult = 1;
 
-end:
-    SSL_free(con);
-    SSL_CTX_free(ctx);
+ end:
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+    for (i = 0; i < OSSL_NELEM(name); i++)
+        X509_NAME_free(name[i]);
+    sk_X509_NAME_pop_free(sk1, X509_NAME_free);
+    sk_X509_NAME_pop_free(sk2, X509_NAME_free);
+
+    return testresult;
+}
+#endif
+
+static int test_ca_names(int tst)
+{
+    int testresult = 1;
+
+#ifndef OPENSSL_NO_TLS1_2
+    testresult &= test_ca_names_int(TLS1_2_VERSION, tst);
+#endif
+#ifndef OPENSSL_NO_TLS1_3
+    testresult &= test_ca_names_int(TLS1_3_VERSION, tst);
+#endif
 
     return testresult;
 }
 
+
+OPT_TEST_DECLARE_USAGE("certfile privkeyfile srpvfile tmpfile\n")
+
 int setup_tests(void)
 {
     if (!TEST_ptr(cert = test_get_argument(0))
-            || !TEST_ptr(privkey = test_get_argument(1)))
+            || !TEST_ptr(privkey = test_get_argument(1))
+            || !TEST_ptr(srpvfile = test_get_argument(2))
+            || !TEST_ptr(tmpfilename = test_get_argument(3)))
+        return 0;
+
+    if (getenv("OPENSSL_TEST_GETCOUNTS") != NULL) {
+#ifdef OPENSSL_NO_CRYPTO_MDEBUG
+        TEST_error("not supported in this build");
         return 0;
+#else
+        int i, mcount, rcount, fcount;
+
+        for (i = 0; i < 4; i++)
+            test_export_key_mat(i);
+        CRYPTO_get_alloc_counts(&mcount, &rcount, &fcount);
+        test_printf_stdout("malloc %d realloc %d free %d\n",
+                mcount, rcount, fcount);
+        return 1;
+#endif
+    }
 
+#if !defined(OPENSSL_NO_TLS1_2) && !defined(OPENSSL_NO_KTLS) \
+    && !defined(OPENSSL_NO_SOCK)
+    ADD_TEST(test_ktls_no_txrx_client_no_txrx_server);
+    ADD_TEST(test_ktls_no_rx_client_no_txrx_server);
+    ADD_TEST(test_ktls_no_tx_client_no_txrx_server);
+    ADD_TEST(test_ktls_client_no_txrx_server);
+    ADD_TEST(test_ktls_no_txrx_client_no_rx_server);
+    ADD_TEST(test_ktls_no_rx_client_no_rx_server);
+    ADD_TEST(test_ktls_no_tx_client_no_rx_server);
+    ADD_TEST(test_ktls_client_no_rx_server);
+    ADD_TEST(test_ktls_no_txrx_client_no_tx_server);
+    ADD_TEST(test_ktls_no_rx_client_no_tx_server);
+    ADD_TEST(test_ktls_no_tx_client_no_tx_server);
+    ADD_TEST(test_ktls_client_no_tx_server);
+    ADD_TEST(test_ktls_no_txrx_client_server);
+    ADD_TEST(test_ktls_no_rx_client_server);
+    ADD_TEST(test_ktls_no_tx_client_server);
+    ADD_TEST(test_ktls_client_server);
+    ADD_TEST(test_ktls_sendfile);
+#endif
     ADD_TEST(test_large_message_tls);
     ADD_TEST(test_large_message_tls_read_ahead);
 #ifndef OPENSSL_NO_DTLS
@@ -3234,23 +6651,38 @@ int setup_tests(void)
     ADD_TEST(test_session_with_only_int_cache);
     ADD_TEST(test_session_with_only_ext_cache);
     ADD_TEST(test_session_with_both_cache);
+#ifndef OPENSSL_NO_TLS1_3
+    ADD_ALL_TESTS(test_stateful_tickets, 3);
+    ADD_ALL_TESTS(test_stateless_tickets, 3);
+    ADD_TEST(test_psk_tickets);
+#endif
     ADD_ALL_TESTS(test_ssl_set_bio, TOTAL_SSL_SET_BIO_TESTS);
     ADD_TEST(test_ssl_bio_pop_next_bio);
     ADD_TEST(test_ssl_bio_pop_ssl_bio);
     ADD_TEST(test_ssl_bio_change_rbio);
     ADD_TEST(test_ssl_bio_change_wbio);
+#if !defined(OPENSSL_NO_TLS1_2) || defined(OPENSSL_NO_TLS1_3)
     ADD_ALL_TESTS(test_set_sigalgs, OSSL_NELEM(testsigalgs) * 2);
     ADD_TEST(test_keylog);
+#endif
 #ifndef OPENSSL_NO_TLS1_3
     ADD_TEST(test_keylog_no_master_key);
 #endif
 #ifndef OPENSSL_NO_TLS1_2
     ADD_TEST(test_client_hello_cb);
+    ADD_TEST(test_no_ems);
 #endif
 #ifndef OPENSSL_NO_TLS1_3
     ADD_ALL_TESTS(test_early_data_read_write, 3);
+    /*
+     * We don't do replay tests for external PSK. Replay protection isn't used
+     * in that scenario.
+     */
+    ADD_ALL_TESTS(test_early_data_replay, 2);
     ADD_ALL_TESTS(test_early_data_skip, 3);
     ADD_ALL_TESTS(test_early_data_skip_hrr, 3);
+    ADD_ALL_TESTS(test_early_data_skip_hrr_fail, 3);
+    ADD_ALL_TESTS(test_early_data_skip_abort, 3);
     ADD_ALL_TESTS(test_early_data_not_sent, 3);
     ADD_ALL_TESTS(test_early_data_psk, 8);
     ADD_ALL_TESTS(test_early_data_not_expected, 3);
@@ -3259,20 +6691,45 @@ int setup_tests(void)
 # endif
 #endif
 #ifndef OPENSSL_NO_TLS1_3
+    ADD_ALL_TESTS(test_set_ciphersuite, 10);
     ADD_TEST(test_ciphersuite_change);
-    ADD_TEST(test_tls13_psk);
+#ifdef OPENSSL_NO_PSK
+    ADD_ALL_TESTS(test_tls13_psk, 1);
+#else
+    ADD_ALL_TESTS(test_tls13_psk, 4);
+#endif  /* OPENSSL_NO_PSK */
+    ADD_ALL_TESTS(test_tls13_key_exchange, 4);
     ADD_ALL_TESTS(test_custom_exts, 5);
+    ADD_TEST(test_stateless);
+    ADD_TEST(test_pha_key_update);
 #else
     ADD_ALL_TESTS(test_custom_exts, 3);
 #endif
     ADD_ALL_TESTS(test_serverinfo, 8);
-    ADD_ALL_TESTS(test_export_key_mat, 4);
+    ADD_ALL_TESTS(test_export_key_mat, 6);
+#ifndef OPENSSL_NO_TLS1_3
+    ADD_ALL_TESTS(test_export_key_mat_early, 3);
+    ADD_TEST(test_key_update);
+    ADD_ALL_TESTS(test_key_update_in_write, 2);
+#endif
     ADD_ALL_TESTS(test_ssl_clear, 2);
     ADD_ALL_TESTS(test_max_fragment_len_ext, OSSL_NELEM(max_fragment_len_test));
+#if !defined(OPENSSL_NO_SRP) && !defined(OPENSSL_NO_TLS1_2)
+    ADD_ALL_TESTS(test_srp, 6);
+#endif
+    ADD_ALL_TESTS(test_info_callback, 6);
+    ADD_ALL_TESTS(test_ssl_pending, 2);
+    ADD_ALL_TESTS(test_ssl_get_shared_ciphers, OSSL_NELEM(shared_ciphers_data));
+    ADD_ALL_TESTS(test_ticket_callbacks, 12);
+    ADD_ALL_TESTS(test_shutdown, 7);
+    ADD_ALL_TESTS(test_cert_cb, 4);
+    ADD_ALL_TESTS(test_client_cert_cb, 2);
+    ADD_ALL_TESTS(test_ca_names, 3);
     return 1;
 }
 
 void cleanup_tests(void)
 {
     bio_s_mempacket_test_free();
+    bio_s_always_retry_free();
 }