X-Git-Url: https://git.openssl.org/?a=blobdiff_plain;f=test%2Fsslapitest.c;h=a78b0606ac3fa2f2c656281ee7f66e457f02812c;hb=7ee8627f6eb7cf63b34d2701d76bb66f6db811e5;hp=f16947b5ca4ba46610203a9dcdbee47b0c6de15f;hpb=c887104f4ac27a2743c0c830d20c1e341180a48b;p=openssl.git

diff --git a/test/sslapitest.c b/test/sslapitest.c
index f16947b5ca..a78b0606ac 100644
--- a/test/sslapitest.c
+++ b/test/sslapitest.c
@@ -7,10 +7,13 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include <string.h>
+
 #include <openssl/opensslconf.h>
 #include <openssl/bio.h>
 #include <openssl/crypto.h>
 #include <openssl/ssl.h>
+#include <openssl/ocsp.h>
 
 #include "ssltestlib.h"
 #include "testutil.h"
@@ -18,72 +21,400 @@
 static char *cert = NULL;
 static char *privkey = NULL;
 
+static const unsigned char orespder[] = "Dummy OCSP Response";
+static int ocsp_server_called = 0;
+static int ocsp_client_called = 0;
+
+static int cdummyarg = 1;
+static X509 *ocspcert = NULL;
+
+#define NUM_EXTRA_CERTS 40
+
+static int execute_test_large_message(const SSL_METHOD *smeth,
+                                      const SSL_METHOD *cmeth, int read_ahead)
+{
+    SSL_CTX *cctx = NULL, *sctx = NULL;
+    SSL *clientssl = NULL, *serverssl = NULL;
+    int testresult = 0;
+    int i;
+    BIO *certbio = BIO_new_file(cert, "r");
+    X509 *chaincert = NULL;
+    int certlen;
+
+    if (certbio == NULL) {
+        printf("Can't load the certficate file\n");
+        goto end;
+    }
+    chaincert = PEM_read_bio_X509(certbio, NULL, NULL, NULL);
+    BIO_free(certbio);
+    certbio = NULL;
+    if (chaincert == NULL) {
+        printf("Unable to load certificate for chain\n");
+        goto end;
+    }
+
+    if (!create_ssl_ctx_pair(smeth, cmeth, &sctx,
+                             &cctx, cert, privkey)) {
+        printf("Unable to create SSL_CTX pair\n");
+        goto end;
+    }
+
+    if(read_ahead) {
+        /*
+         * Test that read_ahead works correctly when dealing with large
+         * records
+         */
+        SSL_CTX_set_read_ahead(cctx, 1);
+    }
+
+    /*
+     * We assume the supplied certificate is big enough so that if we add
+     * NUM_EXTRA_CERTS it will make the overall message large enough. The
+     * default buffer size is requested to be 16k, but due to the way BUF_MEM
+     * works, it ends up allocing a little over 21k (16 * 4/3). So, in this test
+     * we need to have a message larger than that.
+     */
+    certlen = i2d_X509(chaincert, NULL);
+    OPENSSL_assert((certlen * NUM_EXTRA_CERTS)
+                   > ((SSL3_RT_MAX_PLAIN_LENGTH * 4) / 3));
+    for (i = 0; i < NUM_EXTRA_CERTS; i++) {
+        if (!X509_up_ref(chaincert)) {
+            printf("Unable to up ref cert\n");
+            goto end;
+        }
+        if (!SSL_CTX_add_extra_chain_cert(sctx, chaincert)) {
+            printf("Unable to add extra chain cert %d\n", i);
+            X509_free(chaincert);
+            goto end;
+        }
+    }
+
+    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)) {
+        printf("Unable to create SSL connection\n");
+        goto end;
+    }
+
+    testresult = 1;
+
+ end:
+    X509_free(chaincert);
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    SSL_CTX_free(sctx);
+    SSL_CTX_free(cctx);
+
+    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);
+}
+
+#ifndef OPENSSL_NO_DTLS
+static int test_large_message_dtls(void)
+{
+    /*
+     * 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);
+}
+#endif
+
+static int ocsp_server_cb(SSL *s, void *arg)
+{
+    int *argi = (int *)arg;
+    unsigned char *orespdercopy = NULL;
+    STACK_OF(OCSP_RESPID) *ids = NULL;
+    OCSP_RESPID *id = NULL;
+
+    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;
+
+        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;
+    }
+
+
+    orespdercopy = OPENSSL_memdup(orespder, sizeof(orespder));
+    if (orespdercopy == NULL)
+        return SSL_TLSEXT_ERR_ALERT_FATAL;
+
+    SSL_set_tlsext_status_ocsp_resp(s, orespdercopy, 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 (memcmp(orespder, respderin, len) != 0)
+        return 0;
+
+    ocsp_client_called = 1;
+
+    return 1;
+}
+
 static int test_tlsext_status_type(void)
 {
-    SSL_CTX *ctx = NULL;
-    SSL *con = NULL;
+    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;
 
-    /* Test tlsext_status_type */
-    ctx = SSL_CTX_new(TLS_method());
+    if (!create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), &sctx,
+                             &cctx, cert, privkey)) {
+        printf("Unable to create SSL_CTX pair\n");
+        return 0;
+    }
 
-    if (SSL_CTX_get_tlsext_status_type(ctx) != -1) {
+    if (SSL_CTX_get_tlsext_status_type(cctx) != -1) {
         printf("Unexpected initial value for "
                "SSL_CTX_get_tlsext_status_type()\n");
         goto end;
     }
 
-    con = SSL_new(ctx);
+    /* First just do various checks getting and setting tlsext_status_type */
 
-    if (SSL_get_tlsext_status_type(con) != -1) {
+    clientssl = SSL_new(cctx);
+    if (SSL_get_tlsext_status_type(clientssl) != -1) {
         printf("Unexpected initial value for SSL_get_tlsext_status_type()\n");
         goto end;
     }
 
-    if (!SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp)) {
+    if (!SSL_set_tlsext_status_type(clientssl, TLSEXT_STATUSTYPE_ocsp)) {
         printf("Unexpected fail for SSL_set_tlsext_status_type()\n");
         goto end;
     }
 
-    if (SSL_get_tlsext_status_type(con) != TLSEXT_STATUSTYPE_ocsp) {
+    if (SSL_get_tlsext_status_type(clientssl) != TLSEXT_STATUSTYPE_ocsp) {
         printf("Unexpected result for SSL_get_tlsext_status_type()\n");
         goto end;
     }
 
-    SSL_free(con);
-    con = NULL;
+    SSL_free(clientssl);
+    clientssl = NULL;
 
-    if (!SSL_CTX_set_tlsext_status_type(ctx, TLSEXT_STATUSTYPE_ocsp)) {
+    if (!SSL_CTX_set_tlsext_status_type(cctx, TLSEXT_STATUSTYPE_ocsp)) {
         printf("Unexpected fail for SSL_CTX_set_tlsext_status_type()\n");
         goto end;
     }
 
-    if (SSL_CTX_get_tlsext_status_type(ctx) != TLSEXT_STATUSTYPE_ocsp) {
+    if (SSL_CTX_get_tlsext_status_type(cctx) != TLSEXT_STATUSTYPE_ocsp) {
         printf("Unexpected result for SSL_CTX_get_tlsext_status_type()\n");
         goto end;
     }
 
-    con = SSL_new(ctx);
+    clientssl = SSL_new(cctx);
 
-    if (SSL_get_tlsext_status_type(con) != TLSEXT_STATUSTYPE_ocsp) {
+    if (SSL_get_tlsext_status_type(clientssl) != TLSEXT_STATUSTYPE_ocsp) {
         printf("Unexpected result for SSL_get_tlsext_status_type() (test 2)\n");
         goto end;
     }
 
+    SSL_free(clientssl);
+    clientssl = NULL;
+
+    /*
+     * 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 (!create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) {
+        printf("Unable to create SSL objects\n");
+        goto end;
+    }
+
+    if (!create_ssl_connection(serverssl, clientssl)) {
+        printf("Unable to create SSL connection\n");
+        goto end;
+    }
+
+    if (!ocsp_client_called || !ocsp_server_called) {
+        printf("OCSP callbacks not called\n");
+        goto end;
+    }
+
+    SSL_free(serverssl);
+    SSL_free(clientssl);
+    serverssl = NULL;
+    clientssl = NULL;
+
+    /* Try again but this time force the server side callback to fail */
+    ocsp_client_called = 0;
+    ocsp_server_called = 0;
+    cdummyarg = 0;
+
+    if (!create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) {
+        printf("Unable to create SSL objects\n");
+        goto end;
+    }
+
+    /* This should fail because the callback will fail */
+    if (create_ssl_connection(serverssl, clientssl)) {
+        printf("Unexpected success creating the connection\n");
+        goto end;
+    }
+
+    if (ocsp_client_called || ocsp_server_called) {
+        printf("OCSP callbacks successfully called unexpectedly\n");
+        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 (!create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) {
+        printf("Unable to create SSL objects\n");
+        goto end;
+    }
+
+    /*
+     * We'll just use any old cert for this test - it doesn't have to be an OCSP
+     * specifc one. We'll use the server cert.
+     */
+    certbio = BIO_new_file(cert, "r");
+    if (certbio == NULL) {
+        printf("Can't load the certficate file\n");
+        goto end;
+    }
+    id = OCSP_RESPID_new();
+    ids = sk_OCSP_RESPID_new_null();
+    ocspcert = PEM_read_bio_X509(certbio, NULL, NULL, NULL);
+    if (id == NULL || ids == NULL || ocspcert == NULL
+            || !OCSP_RESPID_set_by_key(id, ocspcert)
+            || !sk_OCSP_RESPID_push(ids, id)) {
+        printf("Unable to set OCSP_RESPIDs\n");
+        goto end;
+    }
+    id = NULL;
+    SSL_set_tlsext_status_ids(clientssl, ids);
+    /* Control has been transferred */
+    ids = NULL;
+
+    BIO_free(certbio);
+    certbio = NULL;
+
+    if (!create_ssl_connection(serverssl, clientssl)) {
+        printf("Unable to create SSL connection\n");
+        goto end;
+    }
+
+    if (!ocsp_client_called || !ocsp_server_called) {
+        printf("OCSP callbacks not called\n");
+        goto end;
+    }
+
     testresult = 1;
 
  end:
-    SSL_free(con);
-    SSL_CTX_free(ctx);
+    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;
 }
 
-static int test_session(void)
+typedef struct ssl_session_test_fixture {
+    const char *test_case_name;
+    int use_ext_cache;
+    int use_int_cache;
+} SSL_SESSION_TEST_FIXTURE;
+
+static int new_called = 0, remove_called = 0;
+
+static SSL_SESSION_TEST_FIXTURE
+ssl_session_set_up(const char *const test_case_name)
+{
+    SSL_SESSION_TEST_FIXTURE fixture;
+
+    fixture.test_case_name = test_case_name;
+    fixture.use_ext_cache = 1;
+    fixture.use_int_cache = 1;
+
+    new_called = remove_called = 0;
+
+    return fixture;
+}
+
+static void ssl_session_tear_down(SSL_SESSION_TEST_FIXTURE fixture)
+{
+}
+
+static int new_session_cb(SSL *ssl, SSL_SESSION *sess)
+{
+    new_called++;
+
+    return 1;
+}
+
+static void remove_session_cb(SSL_CTX *ctx, SSL_SESSION *sess)
+{
+    remove_called++;
+}
+
+static int execute_test_session(SSL_SESSION_TEST_FIXTURE fix)
 {
     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;
 
@@ -93,29 +424,58 @@ static int test_session(void)
         return 0;
     }
 
-    /* Turn on client session cache */
-    SSL_CTX_set_session_cache_mode(cctx, SSL_SESS_CACHE_CLIENT);
+#ifndef OPENSSL_NO_TLS1_2
+    /* Only allow TLS1.2 so we can force a connection failure later */
+    SSL_CTX_set_min_proto_version(cctx, TLS1_2_VERSION);
+#endif
 
-    if (!create_ssl_connection(sctx, cctx, &serverssl1, &clientssl1, NULL,
+    /* Set up session cache */
+    if (fix.use_ext_cache) {
+        SSL_CTX_sess_set_new_cb(cctx, new_session_cb);
+        SSL_CTX_sess_set_remove_cb(cctx, remove_session_cb);
+    }
+    if (fix.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);
+    }
+
+    if (!create_ssl_objects(sctx, cctx, &serverssl1, &clientssl1, NULL,
                                NULL)) {
-        printf("Unable to create SSL connection\n");
+        printf("Unable to create SSL objects\n");
         goto end;
     }
 
+    if (!create_ssl_connection(serverssl1, clientssl1)) {
+        printf("Unable to create SSL connection\n");
+        goto end;
+    }
     sess1 = SSL_get1_session(clientssl1);
     if (sess1 == NULL) {
         printf("Unexpected NULL session\n");
         goto end;
     }
 
-    if (SSL_CTX_add_session(cctx, sess1)) {
+    if (fix.use_int_cache && SSL_CTX_add_session(cctx, sess1)) {
         /* Should have failed because it should already be in the cache */
         printf("Unexpected success adding session to cache\n");
         goto end;
     }
 
-    if (!create_ssl_connection(sctx, cctx, &serverssl2, &clientssl2, NULL,
-                               NULL)) {
+    if (fix.use_ext_cache && (new_called != 1 || remove_called != 0)) {
+        printf("Session not added to cache\n");
+        goto end;
+    }
+
+    if (!create_ssl_objects(sctx, cctx, &serverssl2, &clientssl2, NULL, NULL)) {
+        printf("Unable to create second SSL objects\n");
+        goto end;
+    }
+
+    if (!create_ssl_connection(serverssl2, clientssl2)) {
         printf("Unable to create second SSL connection\n");
         goto end;
     }
@@ -126,6 +486,11 @@ static int test_session(void)
         goto end;
     }
 
+    if (fix.use_ext_cache && (new_called != 2 || remove_called != 0)) {
+        printf("Remove session callback unexpectedly called\n");
+        goto end;
+    }
+
     /*
      * This should clear sess2 from the cache because it is a "bad" session. See
      * SSL_set_session() documentation.
@@ -135,43 +500,369 @@ static int test_session(void)
         goto end;
     }
 
+    if (fix.use_ext_cache && (new_called != 2 || remove_called != 1)) {
+        printf("Failed to call callback to remove session\n");
+        goto end;
+    }
+
+
     if (SSL_get_session(clientssl2) != sess1) {
         printf("Unexpected session found\n");
         goto end;
     }
 
-    if (!SSL_CTX_add_session(cctx, sess2)) {
-        /*
-         * Should have succeeded because it should not already be in the cache
+    if (fix.use_int_cache) {
+        if (!SSL_CTX_add_session(cctx, sess2)) {
+            /*
+             * Should have succeeded because it should not already be in the cache
+             */
+            printf("Unexpected failure adding session to cache\n");
+            goto end;
+        }
+
+        if (!SSL_CTX_remove_session(cctx, sess2)) {
+            printf("Unexpected failure removing session from cache\n");
+            goto end;
+        }
+
+        /* This is for the purposes of internal cache testing...ignore the
+         * counter for external cache
          */
-        printf("Unexpected failure adding session to cache\n");
+        if (fix.use_ext_cache)
+            remove_called--;
+    }
+
+    /* This shouldn't be in the cache so should fail */
+    if (SSL_CTX_remove_session(cctx, sess2)) {
+        printf("Unexpected success removing session from cache\n");
         goto end;
     }
 
-    if (!SSL_CTX_remove_session(cctx, sess2)) {
-        printf("Unexpected failure removing session from cache\n");
+    if (fix.use_ext_cache && (new_called != 2 || remove_called != 2)) {
+        printf("Failed to call callback to remove session #2\n");
         goto end;
     }
 
-    if (SSL_CTX_remove_session(cctx, sess2)) {
-        printf("Unexpected success removing session from cache\n");
+#if !defined(OPENSSL_NO_TLS1_1) && !defined(OPENSSL_NO_TLS1_2)
+    /* Force a connection failure */
+    SSL_CTX_set_max_proto_version(sctx, TLS1_1_VERSION);
+
+    if (!create_ssl_objects(sctx, cctx, &serverssl3, &clientssl3, NULL, NULL)) {
+        printf("Unable to create third SSL objects\n");
+        goto end;
+    }
+
+    if (!SSL_set_session(clientssl3, sess1)) {
+        printf("Unable to set session for third connection\n");
+        goto end;
+    }
+
+    /* This should fail because of the mismatched protocol versions */
+    if (create_ssl_connection(serverssl3, clientssl3)) {
+        printf("Unable to create third SSL connection\n");
         goto end;
     }
 
+
+    /* We should have automatically removed the session from the cache */
+    if (fix.use_ext_cache && (new_called != 2 || remove_called != 3)) {
+        printf("Failed to call callback to remove session #2\n");
+        goto end;
+    }
+
+    if (fix.use_int_cache && !SSL_CTX_add_session(cctx, sess2)) {
+        /*
+         * Should have succeeded because it should not already be in the cache
+         */
+        printf("Unexpected failure adding session to cache #2\n");
+        goto end;
+    }
+#endif
+
     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);
+    /*
+     * Check if we need to remove any sessions up-refed for the external cache
+     */
+    if (new_called >= 1)
+        SSL_SESSION_free(sess1);
+    if (new_called >= 2)
+        SSL_SESSION_free(sess2);
     SSL_CTX_free(sctx);
     SSL_CTX_free(cctx);
 
     return testresult;
 }
 
+static int test_session_with_only_int_cache(void)
+{
+    SETUP_TEST_FIXTURE(SSL_SESSION_TEST_FIXTURE, ssl_session_set_up);
+
+    fixture.use_ext_cache = 0;
+
+    EXECUTE_TEST(execute_test_session, ssl_session_tear_down);
+}
+
+static int test_session_with_only_ext_cache(void)
+{
+    SETUP_TEST_FIXTURE(SSL_SESSION_TEST_FIXTURE, ssl_session_set_up);
+
+    fixture.use_int_cache = 0;
+
+    EXECUTE_TEST(execute_test_session, ssl_session_tear_down);
+}
+
+static int test_session_with_both_cache(void)
+{
+    SETUP_TEST_FIXTURE(SSL_SESSION_TEST_FIXTURE, ssl_session_set_up);
+
+    EXECUTE_TEST(execute_test_session, ssl_session_tear_down);
+}
+
+#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 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;
+    }
+}
+
+static int test_ssl_set_bio(int idx)
+{
+    SSL_CTX *ctx = SSL_CTX_new(TLS_method());
+    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;
+
+    if (ctx == NULL) {
+        printf("Failed to allocate SSL_CTX\n");
+        goto end;
+    }
+
+    ssl = SSL_new(ctx);
+    if (ssl == NULL) {
+        printf("Failed to allocate SSL object\n");
+        goto end;
+    }
+
+    initrbio = idx % 3;
+    idx /= 3;
+    initwbio = idx % 3;
+    idx /= 3;
+    newrbio = idx % 3;
+    idx /= 3;
+    newwbio = idx;
+    OPENSSL_assert(newwbio <= 2);
+
+    if (initrbio == USE_BIO_1 || initwbio == USE_BIO_1 || newrbio == USE_BIO_1
+            || newwbio == USE_BIO_1) {
+        bio1 = BIO_new(BIO_s_mem());
+        if (bio1 == NULL) {
+            printf("Failed to allocate bio1\n");
+            goto end;
+        }
+    }
+
+    if (initrbio == USE_BIO_2 || initwbio == USE_BIO_2 || newrbio == USE_BIO_2
+            || newwbio == USE_BIO_2) {
+        bio2 = BIO_new(BIO_s_mem());
+        if (bio2 == NULL) {
+            printf("Failed to allocate bio2\n");
+            goto end;
+        }
+    }
+
+    setupbio(&irbio, bio1, bio2, initrbio);
+    setupbio(&iwbio, bio1, bio2, initwbio);
+
+    /*
+     * We want to maintain our own refs to these BIO, so do an up ref for each
+     * BIO that will have ownersip transferred in the SSL_set_bio() call
+     */
+    if (irbio != NULL)
+        BIO_up_ref(irbio);
+    if (iwbio != NULL && iwbio != irbio)
+        BIO_up_ref(iwbio);
+
+    SSL_set_bio(ssl, irbio, iwbio);
+
+    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(ssl, nrbio, nwbio);
+
+    testresult = 1;
+
+ end:
+    SSL_free(ssl);
+    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_CTX_free(ctx);
+
+    return testresult;
+}
+
+typedef struct ssl_bio_test_fixture {
+    const char *test_case_name;
+    int pop_ssl;
+    enum { NO_BIO_CHANGE, CHANGE_RBIO, CHANGE_WBIO } change_bio;
+} SSL_BIO_TEST_FIXTURE;
+
+static SSL_BIO_TEST_FIXTURE ssl_bio_set_up(const char *const test_case_name)
+{
+    SSL_BIO_TEST_FIXTURE fixture;
+
+    fixture.test_case_name = test_case_name;
+    fixture.pop_ssl = 0;
+    fixture.change_bio = NO_BIO_CHANGE;
+
+    return fixture;
+}
+
+static void ssl_bio_tear_down(SSL_BIO_TEST_FIXTURE fixture)
+{
+}
+
+static int execute_test_ssl_bio(SSL_BIO_TEST_FIXTURE fix)
+{
+    BIO *sslbio = NULL, *membio1 = NULL, *membio2 = NULL;
+    SSL_CTX *ctx = SSL_CTX_new(TLS_method());
+    SSL *ssl = NULL;
+    int testresult = 0;
+
+    if (ctx == NULL) {
+        printf("Failed to allocate SSL_CTX\n");
+        return 0;
+    }
+
+    ssl = SSL_new(ctx);
+    if (ssl == NULL) {
+        printf("Failed to allocate SSL object\n");
+        goto end;
+    }
+
+    sslbio = BIO_new(BIO_f_ssl());
+    membio1 = BIO_new(BIO_s_mem());
+
+    if (sslbio == NULL || membio1 == NULL) {
+        printf("Malloc failure creating BIOs\n");
+        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 chaning the rbio/wbio directly does not cause leaks */
+    if (fix.change_bio != NO_BIO_CHANGE) {
+        membio2 = BIO_new(BIO_s_mem());
+        if (membio2 == NULL) {
+            printf("Malloc failure creating membio2\n");
+            goto end;
+        }
+        if (fix.change_bio == CHANGE_RBIO)
+            SSL_set0_rbio(ssl, membio2);
+        else
+            SSL_set0_wbio(ssl, membio2);
+    }
+    ssl = NULL;
+
+    if (fix.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)
+{
+    SETUP_TEST_FIXTURE(SSL_BIO_TEST_FIXTURE, ssl_bio_set_up);
+
+    EXECUTE_TEST(execute_test_ssl_bio, ssl_bio_tear_down);
+}
+
+static int test_ssl_bio_pop_ssl_bio(void)
+{
+    SETUP_TEST_FIXTURE(SSL_BIO_TEST_FIXTURE, ssl_bio_set_up);
+
+    fixture.pop_ssl = 1;
+
+    EXECUTE_TEST(execute_test_ssl_bio, ssl_bio_tear_down);
+}
+
+static int test_ssl_bio_change_rbio(void)
+{
+    SETUP_TEST_FIXTURE(SSL_BIO_TEST_FIXTURE, ssl_bio_set_up);
+
+    fixture.change_bio = CHANGE_RBIO;
+
+    EXECUTE_TEST(execute_test_ssl_bio, ssl_bio_tear_down);
+}
+
+static int test_ssl_bio_change_wbio(void)
+{
+    SETUP_TEST_FIXTURE(SSL_BIO_TEST_FIXTURE, ssl_bio_set_up);
+
+    fixture.change_bio = CHANGE_WBIO;
+
+    EXECUTE_TEST(execute_test_ssl_bio, ssl_bio_tear_down);
+}
+
 int main(int argc, char *argv[])
 {
     BIO *err = NULL;
@@ -190,11 +881,25 @@ int main(int argc, char *argv[])
     CRYPTO_set_mem_debug(1);
     CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
 
+    ADD_TEST(test_large_message_tls);
+    ADD_TEST(test_large_message_tls_read_ahead);
+#ifndef OPENSSL_NO_DTLS
+    ADD_TEST(test_large_message_dtls);
+#endif
     ADD_TEST(test_tlsext_status_type);
-    ADD_TEST(test_session);
+    ADD_TEST(test_session_with_only_int_cache);
+    ADD_TEST(test_session_with_only_ext_cache);
+    ADD_TEST(test_session_with_both_cache);
+    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);
 
     testresult = run_tests(argv[0]);
 
+    bio_s_mempacket_test_free();
+
 #ifndef OPENSSL_NO_CRYPTO_MDEBUG
     if (CRYPTO_mem_leaks(err) <= 0)
         testresult = 1;