/*
- * Copyright 2016 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
* this file except in compliance with the License. You can obtain a copy
#include <string.h>
-#include "e_os.h"
+#include "internal/nelem.h"
#include "ssltestlib.h"
+#include "testutil.h"
+#include "e_os.h"
+
+#ifdef OPENSSL_SYS_UNIX
+# include <unistd.h>
+
+static ossl_inline void ossl_sleep(unsigned int millis) {
+ usleep(millis * 1000);
+}
+#elif defined(_WIN32)
+# include <windows.h>
+
+static ossl_inline void ossl_sleep(unsigned int millis) {
+ Sleep(millis);
+}
+#else
+/* Fallback to a busy wait */
+static ossl_inline void ossl_sleep(unsigned int millis) {
+ struct timeval start, now;
+ unsigned int elapsedms;
+
+ gettimeofday(&start, NULL);
+ do {
+ gettimeofday(&now, NULL);
+ elapsedms = (((now.tv_sec - start.tv_sec) * 1000000)
+ + now.tv_usec - start.tv_usec) / 1000;
+ } while (elapsedms < millis);
+}
+#endif
static int tls_dump_new(BIO *bi);
static int tls_dump_free(BIO *a);
static int tls_dump_puts(BIO *bp, const char *str);
/* Choose a sufficiently large type likely to be unused for this custom BIO */
-# define BIO_TYPE_TLS_DUMP_FILTER (0x80 | BIO_TYPE_FILTER)
-
-# define BIO_TYPE_MEMPACKET_TEST 0x81
+#define BIO_TYPE_TLS_DUMP_FILTER (0x80 | BIO_TYPE_FILTER)
+#define BIO_TYPE_MEMPACKET_TEST 0x81
static BIO_METHOD *method_tls_dump = NULL;
-static BIO_METHOD *method_mempacket_test = NULL;
+static BIO_METHOD *meth_mem = NULL;
/* Note: Not thread safe! */
const BIO_METHOD *bio_f_tls_dump_filter(void)
unsigned int currrec;
unsigned int currpkt;
unsigned int lastpkt;
+ unsigned int injected;
unsigned int noinject;
+ unsigned int dropepoch;
+ int droprec;
} MEMPACKET_TEST_CTX;
static int mempacket_test_new(BIO *bi);
const BIO_METHOD *bio_s_mempacket_test(void)
{
- if (method_mempacket_test == NULL) {
- method_mempacket_test = BIO_meth_new(BIO_TYPE_MEMPACKET_TEST,
- "Mem Packet Test");
- if ( method_mempacket_test == NULL
- || !BIO_meth_set_write(method_mempacket_test, mempacket_test_write)
- || !BIO_meth_set_read(method_mempacket_test, mempacket_test_read)
- || !BIO_meth_set_puts(method_mempacket_test, mempacket_test_puts)
- || !BIO_meth_set_gets(method_mempacket_test, mempacket_test_gets)
- || !BIO_meth_set_ctrl(method_mempacket_test, mempacket_test_ctrl)
- || !BIO_meth_set_create(method_mempacket_test, mempacket_test_new)
- || !BIO_meth_set_destroy(method_mempacket_test, mempacket_test_free))
+ if (meth_mem == NULL) {
+ if (!TEST_ptr(meth_mem = BIO_meth_new(BIO_TYPE_MEMPACKET_TEST,
+ "Mem Packet Test"))
+ || !TEST_true(BIO_meth_set_write(meth_mem, mempacket_test_write))
+ || !TEST_true(BIO_meth_set_read(meth_mem, mempacket_test_read))
+ || !TEST_true(BIO_meth_set_puts(meth_mem, mempacket_test_puts))
+ || !TEST_true(BIO_meth_set_gets(meth_mem, mempacket_test_gets))
+ || !TEST_true(BIO_meth_set_ctrl(meth_mem, mempacket_test_ctrl))
+ || !TEST_true(BIO_meth_set_create(meth_mem, mempacket_test_new))
+ || !TEST_true(BIO_meth_set_destroy(meth_mem, mempacket_test_free)))
return NULL;
}
- return method_mempacket_test;
+ return meth_mem;
}
void bio_s_mempacket_test_free(void)
{
- BIO_meth_free(method_mempacket_test);
+ BIO_meth_free(meth_mem);
}
static int mempacket_test_new(BIO *bio)
{
- MEMPACKET_TEST_CTX *ctx = OPENSSL_zalloc(sizeof(*ctx));
- if (ctx == NULL)
+ MEMPACKET_TEST_CTX *ctx;
+
+ if (!TEST_ptr(ctx = OPENSSL_zalloc(sizeof(*ctx))))
return 0;
- ctx->pkts = sk_MEMPACKET_new_null();
- if (ctx->pkts == NULL) {
+ if (!TEST_ptr(ctx->pkts = sk_MEMPACKET_new_null())) {
OPENSSL_free(ctx);
return 0;
}
+ ctx->dropepoch = 0;
+ ctx->droprec = -1;
BIO_set_init(bio, 1);
BIO_set_data(bio, ctx);
return 1;
OPENSSL_free(ctx);
BIO_set_data(bio, NULL);
BIO_set_init(bio, 0);
-
return 1;
}
/* Record Header values */
-#define EPOCH_HI 4
-#define EPOCH_LO 5
+#define EPOCH_HI 3
+#define EPOCH_LO 4
#define RECORD_SEQUENCE 10
#define RECORD_LEN_HI 11
#define RECORD_LEN_LO 12
unsigned int seq, offset, len, epoch;
BIO_clear_retry_flags(bio);
-
thispkt = sk_MEMPACKET_value(ctx->pkts, 0);
if (thispkt == NULL || thispkt->num != ctx->currpkt) {
/* Probably run out of data */
if (outl > thispkt->len)
outl = thispkt->len;
- if (thispkt->type != INJECT_PACKET_IGNORE_REC_SEQ) {
+ if (thispkt->type != INJECT_PACKET_IGNORE_REC_SEQ
+ && (ctx->injected || ctx->droprec >= 0)) {
/*
* Overwrite the record sequence number. We strictly number them in
* the order received. Since we are actually a reliable transport
* we know that there won't be any re-ordering. We overwrite to deal
* with any packets that have been injected
*/
- rem = thispkt->len;
- rec = thispkt->data;
- while (rem > 0) {
- if (rem < DTLS1_RT_HEADER_LENGTH) {
+ for (rem = thispkt->len, rec = thispkt->data; rem > 0; rem -= len) {
+ if (rem < DTLS1_RT_HEADER_LENGTH)
return -1;
- }
epoch = (rec[EPOCH_HI] << 8) | rec[EPOCH_LO];
if (epoch != ctx->epoch) {
ctx->epoch = epoch;
seq >>= 8;
offset++;
} while (seq > 0);
- ctx->currrec++;
len = ((rec[RECORD_LEN_HI] << 8) | rec[RECORD_LEN_LO])
+ DTLS1_RT_HEADER_LENGTH;
+ if (rem < (int)len)
+ return -1;
+ if (ctx->droprec == (int)ctx->currrec && ctx->dropepoch == epoch) {
+ if (rem > (int)len)
+ memmove(rec, rec + len, rem - len);
+ outl -= len;
+ ctx->droprec = -1;
+ if (outl == 0)
+ BIO_set_retry_read(bio);
+ } else {
+ rec += len;
+ }
- rec += len;
- rem -= len;
+ ctx->currrec++;
}
}
memcpy(out, thispkt->data, outl);
-
mempacket_free(thispkt);
-
return outl;
}
if (pktnum >= 0) {
if (ctx->noinject)
return -1;
+ ctx->injected = 1;
} else {
ctx->noinject = 1;
}
- thispkt = OPENSSL_malloc(sizeof(MEMPACKET));
- if (thispkt == NULL)
+ if (!TEST_ptr(thispkt = OPENSSL_malloc(sizeof(*thispkt))))
return -1;
-
- thispkt->data = OPENSSL_malloc(inl);
- if (thispkt->data == NULL) {
+ if (!TEST_ptr(thispkt->data = OPENSSL_malloc(inl))) {
mempacket_free(thispkt);
return -1;
}
case BIO_CTRL_FLUSH:
ret = 1;
break;
+ case MEMPACKET_CTRL_SET_DROP_EPOCH:
+ ctx->dropepoch = (unsigned int)num;
+ break;
+ case MEMPACKET_CTRL_SET_DROP_REC:
+ ctx->droprec = (int)num;
+ break;
+ case MEMPACKET_CTRL_GET_DROP_REC:
+ ret = ctx->droprec;
+ break;
case BIO_CTRL_RESET:
case BIO_CTRL_DUP:
case BIO_CTRL_PUSH:
}
int create_ssl_ctx_pair(const SSL_METHOD *sm, const SSL_METHOD *cm,
+ int min_proto_version, int max_proto_version,
SSL_CTX **sctx, SSL_CTX **cctx, char *certfile,
char *privkeyfile)
{
SSL_CTX *serverctx = NULL;
SSL_CTX *clientctx = NULL;
- serverctx = SSL_CTX_new(sm);
- clientctx = SSL_CTX_new(cm);
- if (serverctx == NULL || clientctx == NULL) {
- printf("Failed to create SSL_CTX\n");
+ if (!TEST_ptr(serverctx = SSL_CTX_new(sm))
+ || (cctx != NULL && !TEST_ptr(clientctx = SSL_CTX_new(cm))))
goto err;
- }
- if (SSL_CTX_use_certificate_file(serverctx, certfile,
- SSL_FILETYPE_PEM) <= 0) {
- printf("Failed to load server certificate\n");
+ if ((min_proto_version > 0
+ && !TEST_true(SSL_CTX_set_min_proto_version(serverctx,
+ min_proto_version)))
+ || (max_proto_version > 0
+ && !TEST_true(SSL_CTX_set_max_proto_version(serverctx,
+ max_proto_version))))
goto err;
- }
- if (SSL_CTX_use_PrivateKey_file(serverctx, privkeyfile,
- SSL_FILETYPE_PEM) <= 0) {
- printf("Failed to load server private key\n");
- }
- if (SSL_CTX_check_private_key(serverctx) <= 0) {
- printf("Failed to check private key\n");
+ if (clientctx != NULL
+ && ((min_proto_version > 0
+ && !TEST_true(SSL_CTX_set_min_proto_version(clientctx,
+ min_proto_version)))
+ || (max_proto_version > 0
+ && !TEST_true(SSL_CTX_set_max_proto_version(clientctx,
+ max_proto_version)))))
goto err;
+
+ if (certfile != NULL && privkeyfile != NULL) {
+ if (!TEST_int_eq(SSL_CTX_use_certificate_file(serverctx, certfile,
+ SSL_FILETYPE_PEM), 1)
+ || !TEST_int_eq(SSL_CTX_use_PrivateKey_file(serverctx,
+ privkeyfile,
+ SSL_FILETYPE_PEM), 1)
+ || !TEST_int_eq(SSL_CTX_check_private_key(serverctx), 1))
+ goto err;
}
#ifndef OPENSSL_NO_DH
#endif
*sctx = serverctx;
- *cctx = clientctx;
-
+ if (cctx != NULL)
+ *cctx = clientctx;
return 1;
+
err:
SSL_CTX_free(serverctx);
SSL_CTX_free(clientctx);
int create_ssl_objects(SSL_CTX *serverctx, SSL_CTX *clientctx, SSL **sssl,
SSL **cssl, BIO *s_to_c_fbio, BIO *c_to_s_fbio)
{
- SSL *serverssl, *clientssl;
+ SSL *serverssl = NULL, *clientssl = NULL;
BIO *s_to_c_bio = NULL, *c_to_s_bio = NULL;
- if (*sssl == NULL)
- serverssl = SSL_new(serverctx);
- else
+ if (*sssl != NULL)
serverssl = *sssl;
- if (*cssl == NULL)
- clientssl = SSL_new(clientctx);
- else
+ else if (!TEST_ptr(serverssl = SSL_new(serverctx)))
+ goto error;
+ if (*cssl != NULL)
clientssl = *cssl;
-
- if (serverssl == NULL || clientssl == NULL) {
- printf("Failed to create SSL object\n");
+ else if (!TEST_ptr(clientssl = SSL_new(clientctx)))
goto error;
- }
if (SSL_is_dtls(clientssl)) {
- s_to_c_bio = BIO_new(bio_s_mempacket_test());
- c_to_s_bio = BIO_new(bio_s_mempacket_test());
+ if (!TEST_ptr(s_to_c_bio = BIO_new(bio_s_mempacket_test()))
+ || !TEST_ptr(c_to_s_bio = BIO_new(bio_s_mempacket_test())))
+ goto error;
} else {
- s_to_c_bio = BIO_new(BIO_s_mem());
- c_to_s_bio = BIO_new(BIO_s_mem());
- }
- if (s_to_c_bio == NULL || c_to_s_bio == NULL) {
- printf("Failed to create mem BIOs\n");
- goto error;
+ if (!TEST_ptr(s_to_c_bio = BIO_new(BIO_s_mem()))
+ || !TEST_ptr(c_to_s_bio = BIO_new(BIO_s_mem())))
+ goto error;
}
- if (s_to_c_fbio != NULL)
- s_to_c_bio = BIO_push(s_to_c_fbio, s_to_c_bio);
- if (c_to_s_fbio != NULL)
- c_to_s_bio = BIO_push(c_to_s_fbio, c_to_s_bio);
- if (s_to_c_bio == NULL || c_to_s_bio == NULL) {
- printf("Failed to create chained BIOs\n");
+ if (s_to_c_fbio != NULL
+ && !TEST_ptr(s_to_c_bio = BIO_push(s_to_c_fbio, s_to_c_bio)))
+ goto error;
+ if (c_to_s_fbio != NULL
+ && !TEST_ptr(c_to_s_bio = BIO_push(c_to_s_fbio, c_to_s_bio)))
goto error;
- }
/* Set Non-blocking IO behaviour */
BIO_set_mem_eof_return(s_to_c_bio, -1);
BIO_set_mem_eof_return(c_to_s_bio, -1);
/* Up ref these as we are passing them to two SSL objects */
+ SSL_set_bio(serverssl, c_to_s_bio, s_to_c_bio);
BIO_up_ref(s_to_c_bio);
BIO_up_ref(c_to_s_bio);
-
- SSL_set_bio(serverssl, c_to_s_bio, s_to_c_bio);
SSL_set_bio(clientssl, s_to_c_bio, c_to_s_bio);
-
- /* BIOs will now be freed when SSL objects are freed */
- s_to_c_bio = c_to_s_bio = NULL;
- s_to_c_fbio = c_to_s_fbio = NULL;
-
*sssl = serverssl;
*cssl = clientssl;
-
return 1;
error:
int clienterr = 0, servererr = 0;
unsigned char buf;
size_t readbytes;
+ int isdtls = SSL_is_dtls(serverssl);
do {
err = SSL_ERROR_WANT_WRITE;
}
if (!clienterr && retc <= 0 && err != SSL_ERROR_WANT_READ) {
- printf("SSL_connect() failed %d, %d\n", retc, err);
+ TEST_info("SSL_connect() failed %d, %d", retc, err);
clienterr = 1;
}
if (want != SSL_ERROR_NONE && err == want)
}
if (!servererr && rets <= 0 && err != SSL_ERROR_WANT_READ) {
- printf("SSL_accept() failed %d, %d\n", rets, err);
+ TEST_info("SSL_accept() failed %d, %d", rets, err);
servererr = 1;
}
if (want != SSL_ERROR_NONE && err == want)
return 0;
if (clienterr && servererr)
return 0;
+ if (isdtls) {
+ if (rets > 0 && retc <= 0)
+ DTLSv1_handle_timeout(serverssl);
+ if (retc > 0 && rets <= 0)
+ DTLSv1_handle_timeout(clientssl);
+ }
if (++abortctr == MAXLOOPS) {
- printf("No progress made\n");
+ TEST_info("No progress made");
return 0;
}
+ if (isdtls && abortctr <= 50 && (abortctr % 10) == 0) {
+ /*
+ * It looks like we're just spinning. Pause for a short period to
+ * give the DTLS timer a chance to do something. We only do this for
+ * the first few times to prevent hangs.
+ */
+ ossl_sleep(50);
+ }
} while (retc <=0 || rets <= 0);
/*
* appropriate.
*/
if (SSL_read_ex(clientssl, &buf, sizeof(buf), &readbytes) > 0) {
- if (readbytes != 0) {
- printf("Unexpected success reading data %"OSSLzu"\n", readbytes);
+ if (!TEST_ulong_eq(readbytes, 0))
return 0;
- }
- } else if (SSL_get_error(clientssl, 0) != SSL_ERROR_WANT_READ) {
- printf("SSL_read_ex() failed\n");
+ } else if (!TEST_int_eq(SSL_get_error(clientssl, 0), SSL_ERROR_WANT_READ)) {
return 0;
}
return 1;
}
+
+void shutdown_ssl_connection(SSL *serverssl, SSL *clientssl)
+{
+ SSL_shutdown(clientssl);
+ SSL_shutdown(serverssl);
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+}