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wolfssl/tests/api/test_dtls.c
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JacobBarthelmeh 86ba8f7770 Merge pull request #10652 from SparkiDev/regression_fixes_25 
Regression testing fixes - memory allocation failure testing
2026-06-12 16:30:57 -06:00

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/* test_dtls.c
*
* Copyright (C) 2006-2026 wolfSSL Inc.
*
* This file is part of wolfSSL.
*
* wolfSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* wolfSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
#include <tests/unit.h>
#ifdef NO_INLINE
#include <wolfssl/wolfcrypt/misc.h>
#else
#define WOLFSSL_MISC_INCLUDED
#include <wolfcrypt/src/misc.c>
#endif
#include <wolfssl/ssl.h>
#include <wolfssl/internal.h>
#include <tests/utils.h>
#include <tests/api/api.h>
#include <tests/api/test_dtls.h>
/* Cast used to make send()/recv() buffer arguments portable between
* Windows (char*) and POSIX (void*). Mirrors the private macro in
* tests/api.c so the DTLS plaintext/fragments tests moved out of api.c
* still build here. */
#ifdef USE_WINDOWS_API
#define MESSAGE_TYPE_CAST char*
#else
#define MESSAGE_TYPE_CAST void*
#endif
int test_dtls12_basic_connection_id(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS_CID)
unsigned char client_cid[] = { 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 };
unsigned char server_cid[] = { 0, 1, 2, 3, 4, 5 };
unsigned char readBuf[40];
void * cid = NULL;
const char* params[] = {
#ifndef NO_RSA
#ifndef NO_SHA256
#if defined(WOLFSSL_AES_128) && defined(WOLFSSL_STATIC_RSA)
"AES128-SHA256",
#ifdef HAVE_AESCCM
"AES128-CCM8",
#endif
#endif /* WOLFSSL_AES_128 && WOLFSSL_STATIC_RSA */
#if defined(WOLFSSL_AES_128)
"DHE-RSA-AES128-SHA256",
"ECDHE-RSA-AES128-SHA256",
#ifdef HAVE_AESGCM
"DHE-RSA-AES128-GCM-SHA256",
"ECDHE-RSA-AES128-GCM-SHA256",
#endif
#endif /* WOLFSSL_AES_128 */
#endif /* NO_SHA256 */
#endif /* NO_RSA */
#if defined(HAVE_CHACHA) && defined(HAVE_POLY1305) && !defined(HAVE_FIPS)
"DHE-RSA-CHACHA20-POLY1305",
"DHE-RSA-CHACHA20-POLY1305-OLD",
"ECDHE-RSA-CHACHA20-POLY1305",
"ECDHE-RSA-CHACHA20-POLY1305-OLD",
#endif
#ifndef NO_PSK
"DHE-PSK-AES128-CBC-SHA256",
#ifdef WOLFSSL_AES_256
"DHE-PSK-AES256-GCM-SHA384",
#endif
#ifdef HAVE_NULL_CIPHER
"DHE-PSK-NULL-SHA256",
#endif
"DHE-PSK-AES128-CCM",
#endif
};
size_t i;
struct {
byte drop:1;
byte changeCID:1;
} run_params[] = {
{ .drop = 0, .changeCID = 0 },
{ .drop = 1, .changeCID = 0 },
{ .drop = 0, .changeCID = 1 },
};
/* We check if the side included the CID in their output */
#define CLIENT_CID() mymemmem(test_ctx.s_buff, test_ctx.s_len, \
client_cid, sizeof(client_cid))
#define SERVER_CID() mymemmem(test_ctx.c_buff, test_ctx.c_len, \
server_cid, sizeof(server_cid))
#define RESET_CID(cid) if ((cid) != NULL) { \
((char*)(cid))[0] = -1; \
}
printf("\n");
for (i = 0; i < XELEM_CNT(params) && EXPECT_SUCCESS(); i++) {
size_t j;
for (j = 0; j < XELEM_CNT(run_params); j++) {
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
printf("Testing %s run #%ld ... ", params[i], (long int)j);
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c,
&ssl_s, wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method),
0);
ExpectIntEQ(wolfSSL_set_cipher_list(ssl_c, params[i]), 1);
ExpectIntEQ(wolfSSL_set_cipher_list(ssl_s, params[i]), 1);
ExpectIntEQ(wolfSSL_dtls_cid_use(ssl_c), 1);
ExpectIntEQ(wolfSSL_dtls_cid_set(ssl_c, server_cid,
sizeof(server_cid)), 1);
ExpectIntEQ(wolfSSL_dtls_cid_use(ssl_s), 1);
ExpectIntEQ(wolfSSL_dtls_cid_set(ssl_s, client_cid,
sizeof(client_cid)), 1);
#ifndef NO_PSK
if (XSTRSTR(params[i], "-PSK-") != NULL) {
wolfSSL_set_psk_client_callback(ssl_c, my_psk_client_cb);
wolfSSL_set_psk_server_callback(ssl_s, my_psk_server_cb);
}
#endif
#ifdef HAVE_SECURE_RENEGOTIATION
ExpectIntEQ(wolfSSL_UseSecureRenegotiation(ssl_c), 1);
ExpectIntEQ(wolfSSL_UseSecureRenegotiation(ssl_s), 1);
#endif
/* CH1 */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectNull(CLIENT_CID());
if (run_params[j].drop) {
test_memio_clear_buffer(&test_ctx, 0);
test_memio_clear_buffer(&test_ctx, 1);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), 1);
ExpectNull(CLIENT_CID());
}
/* HVR */
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectNull(SERVER_CID());
/* No point dropping HVR */
/* CH2 */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectNull(CLIENT_CID());
if (run_params[j].drop) {
test_memio_clear_buffer(&test_ctx, 0);
test_memio_clear_buffer(&test_ctx, 1);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), 1);
ExpectNull(CLIENT_CID());
}
/* Server first flight */
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectNull(SERVER_CID());
if (run_params[j].drop) {
test_memio_clear_buffer(&test_ctx, 0);
test_memio_clear_buffer(&test_ctx, 1);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_s), 1);
ExpectNull(SERVER_CID());
}
/* Client second flight */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectNotNull(CLIENT_CID());
if (run_params[j].drop) {
test_memio_clear_buffer(&test_ctx, 0);
test_memio_clear_buffer(&test_ctx, 1);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), 1);
ExpectNotNull(CLIENT_CID());
}
/* Server second flight */
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_negotiate(ssl_s), 1);
ExpectNotNull(SERVER_CID());
if (run_params[j].drop) {
test_memio_clear_buffer(&test_ctx, 0);
test_memio_clear_buffer(&test_ctx, 1);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_s), 1);
ExpectNotNull(SERVER_CID());
}
/* Client complete connection */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_negotiate(ssl_c), 1);
ExpectNull(CLIENT_CID());
/* Write some data */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_write(ssl_c, params[i],
(int)XSTRLEN(params[i])), XSTRLEN(params[i]));
ExpectNotNull(CLIENT_CID());
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_write(ssl_s, params[i],
(int)XSTRLEN(params[i])), XSTRLEN(params[i]));
ExpectNotNull(SERVER_CID());
/* Read the data */
wolfSSL_SetLoggingPrefix("client");
XMEMSET(readBuf, 0, sizeof(readBuf));
ExpectIntEQ(wolfSSL_read(ssl_c, readBuf, sizeof(readBuf)),
XSTRLEN(params[i]));
ExpectStrEQ(readBuf, params[i]);
XMEMSET(readBuf, 0, sizeof(readBuf));
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)),
XSTRLEN(params[i]));
ExpectStrEQ(readBuf, params[i]);
/* Write short data */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_write(ssl_c, params[i], 1), 1);
ExpectNotNull(CLIENT_CID());
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_write(ssl_s, params[i], 1), 1);
ExpectNotNull(SERVER_CID());
/* Read the short data */
XMEMSET(readBuf, 0, sizeof(readBuf));
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_read(ssl_c, readBuf, sizeof(readBuf)), 1);
ExpectIntEQ(readBuf[0], params[i][0]);
XMEMSET(readBuf, 0, sizeof(readBuf));
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)), 1);
ExpectIntEQ(readBuf[0], params[i][0]);
/* Write some data but with wrong CID */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_write(ssl_c, params[i],
(int)XSTRLEN(params[i])), XSTRLEN(params[i]));
/* Reset client cid. */
ExpectNotNull(cid = CLIENT_CID());
RESET_CID(cid);
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_write(ssl_s, params[i],
(int)XSTRLEN(params[i])), XSTRLEN(params[i]));
/* Reset server cid. */
ExpectNotNull(cid = SERVER_CID());
RESET_CID(cid);
/* Try to read the data but it shouldn't be there */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_read(ssl_c, readBuf, sizeof(readBuf)), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
#ifdef HAVE_SECURE_RENEGOTIATION
/* do two SCR's */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_Rehandshake(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
/* SCR's after the first one have extra internal logic */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_Rehandshake(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
if (run_params[j].changeCID) {
ExpectIntEQ(wolfSSL_dtls_cid_set(ssl_c, client_cid,
sizeof(client_cid)), 0);
/* Forcefully change the CID */
ssl_c->dtlsCidInfo->rx->id[0] = -1;
/* We need to init the rehandshake from the client, otherwise
* we won't be able to test changing the CID. It would be
* rejected by the record CID matching code. */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_Rehandshake(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1),
WOLFSSL_ERROR_WANT_READ);
ExpectNotNull(CLIENT_CID());
ExpectIntEQ(wolfSSL_SSL_renegotiate_pending(ssl_c), 1);
/* Server first flight */
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)), -1);
/* We expect the server to reject the CID change. */
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), DTLS_CID_ERROR);
goto loop_exit;
}
/* Server init'd SCR */
/* Server request */
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_Rehandshake(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectNotNull(SERVER_CID());
ExpectIntEQ(wolfSSL_SSL_renegotiate_pending(ssl_s), 1);
if (run_params[j].drop) {
test_memio_clear_buffer(&test_ctx, 0);
test_memio_clear_buffer(&test_ctx, 1);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_s), 1);
ExpectNotNull(SERVER_CID());
}
/* Init SCR on client side with the server's request */
/* CH no HVR on SCR */
XMEMSET(readBuf, 0, sizeof(readBuf));
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_read(ssl_c, readBuf, sizeof(readBuf)), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectNotNull(CLIENT_CID());
ExpectIntEQ(wolfSSL_SSL_renegotiate_pending(ssl_c), 1);
if (run_params[j].drop) {
test_memio_clear_buffer(&test_ctx, 0);
test_memio_clear_buffer(&test_ctx, 1);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), 1);
ExpectNotNull(CLIENT_CID());
}
/* Server first flight */
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectNotNull(SERVER_CID());
if (run_params[j].drop) {
test_memio_clear_buffer(&test_ctx, 0);
test_memio_clear_buffer(&test_ctx, 1);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_s), 1);
ExpectNotNull(SERVER_CID());
}
/* Client second flight */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectNotNull(CLIENT_CID());
if (run_params[j].drop) {
test_memio_clear_buffer(&test_ctx, 0);
test_memio_clear_buffer(&test_ctx, 1);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), 1);
ExpectNotNull(CLIENT_CID());
}
ExpectIntEQ(wolfSSL_write(ssl_c, params[i],
(int)XSTRLEN(params[i])), XSTRLEN(params[i]));
/* Server second flight */
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_negotiate(ssl_s), 1);
XMEMSET(readBuf, 0, sizeof(readBuf));
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)),
XSTRLEN(params[i]));
ExpectStrEQ(readBuf, params[i]);
if (!run_params[j].drop) {
ExpectIntEQ(wolfSSL_write(ssl_s, params[i],
(int)XSTRLEN(params[i])), XSTRLEN(params[i]));
}
/* Test loading old epoch */
/* Client complete connection */
wolfSSL_SetLoggingPrefix("client");
if (!run_params[j].drop) {
ExpectIntEQ(wolfSSL_negotiate(ssl_c), 1);
XMEMSET(readBuf, 0, sizeof(readBuf));
ExpectIntEQ(wolfSSL_read(ssl_c, readBuf, sizeof(readBuf)),
XSTRLEN(params[i]));
ExpectStrEQ(readBuf, params[i]);
}
ExpectIntEQ(wolfSSL_negotiate(ssl_c), 1);
ExpectNull(CLIENT_CID());
ExpectIntEQ(wolfSSL_SSL_renegotiate_pending(ssl_c), 0);
ExpectIntEQ(wolfSSL_SSL_renegotiate_pending(ssl_s), 0);
#endif
/* Close connection */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_shutdown(ssl_c), WOLFSSL_SHUTDOWN_NOT_DONE);
ExpectNotNull(CLIENT_CID());
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_shutdown(ssl_s), WOLFSSL_SHUTDOWN_NOT_DONE);
ExpectNotNull(SERVER_CID());
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_shutdown(ssl_c), 1);
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_shutdown(ssl_s), 1);
#ifdef HAVE_SECURE_RENEGOTIATION
loop_exit:
#endif
wolfSSL_SetLoggingPrefix(NULL);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_s);
if (EXPECT_SUCCESS())
printf("ok\n");
else
printf("failed\n");
}
}
#undef CLIENT_CID
#undef SERVER_CID
#undef RESET_CID
#endif
return EXPECT_RESULT();
}
/** Test DTLS 1.3 behavior when server hits WANT_WRITE during HRR
* The test sets up a DTLS 1.3 connection where the server is forced to
* return WANT_WRITE when sending the HelloRetryRequest. After the handshake,
* application data is exchanged in both directions to verify the connection
* works as expected.
*/
/** Test DTLS 1.3 behavior when every other write returns WANT_WRITE
* The test sets up a DTLS 1.3 connection where both client and server
* alternate between WANT_WRITE and successful writes. After the handshake,
* application data is exchanged in both directions to verify the connection
* works as expected.
*
* Data exchanged after the handshake is also tested with simulated WANT_WRITE
* conditions to ensure the connection remains functional.
*/
int test_wolfSSL_dtls_cid_parse(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && defined(WOLFSSL_DTLS_CID)
/* Taken from Wireshark. Right-click -> copy -> ... as escaped string */
/* Plaintext ServerHelloDone. No CID. */
byte noCid[] =
"\x16\xfe\xfd\x00\x00\x00\x00\x00\x00\x00\x04\x00\x0c\x0e\x00\x00" \
"\x00\x00\x04\x00\x00\x00\x00\x00\x00";
/* 1.2 app data containing CID */
byte cid12[] =
"\x19\xfe\xfd\x00\x01\x00\x00\x00\x00\x00\x01\x77\xa3\x79\x34\xb3" \
"\xf1\x1f\x34\x00\x1f\xdb\x8c\x28\x25\x9f\xe1\x02\x26\x77\x1c\x3a" \
"\x50\x1b\x50\x99\xd0\xb5\x20\xd8\x2c\x2e\xaa\x36\x36\xe0\xb7\xb7" \
"\xf7\x7d\xff\xb0";
#ifdef WOLFSSL_DTLS13
/* 1.3 app data containing CID */
byte cid13[] =
"\x3f\x70\x64\x04\xc6\xfb\x97\x21\xd9\x28\x27\x00\x17\xc1\x01\x86" \
"\xe7\x23\x2c\xad\x65\x83\xa8\xf4\xbf\xbf\x7b\x25\x16\x80\x19\xc3" \
"\x81\xda\xf5\x3f";
#endif
ExpectPtrEq(wolfSSL_dtls_cid_parse(noCid, sizeof(noCid), 8), NULL);
ExpectPtrEq(wolfSSL_dtls_cid_parse(cid12, sizeof(cid12), 8), cid12 + 11);
#ifdef WOLFSSL_DTLS13
ExpectPtrEq(wolfSSL_dtls_cid_parse(cid13, sizeof(cid13), 8), cid13 + 1);
#endif
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_dtls_set_pending_peer(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && \
defined(WOLFSSL_DTLS) && defined(WOLFSSL_DTLS_CID)
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
unsigned char peer[10];
unsigned int peerSz;
unsigned char readBuf[10];
unsigned char client_cid[] = { 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 };
unsigned char server_cid[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
/* Setup DTLS contexts */
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLS_client_method, wolfDTLS_server_method), 0);
ExpectIntEQ(wolfSSL_dtls_cid_use(ssl_c), 1);
ExpectIntEQ(wolfSSL_dtls_cid_set(ssl_c, server_cid,
sizeof(server_cid)), 1);
ExpectIntEQ(wolfSSL_dtls_cid_use(ssl_s), 1);
ExpectIntEQ(wolfSSL_dtls_cid_set(ssl_s, client_cid,
sizeof(client_cid)), 1);
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
peerSz = sizeof(peer);
/* Fail since no peer set */
ExpectIntEQ(wolfSSL_dtls_get_peer(ssl_s, peer, &peerSz), 0);
ExpectIntEQ(wolfSSL_dtls_set_pending_peer(ssl_s, (void*)"123", 4), 1);
ExpectIntEQ(wolfSSL_write(ssl_c, "test", 5), 5);
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)), 5);
ExpectStrEQ(readBuf, "test");
peerSz = sizeof(peer);
ExpectIntEQ(wolfSSL_dtls_get_peer(ssl_s, peer, &peerSz), 1);
ExpectIntEQ(peerSz, 4);
ExpectStrEQ(peer, "123");
wolfSSL_free(ssl_s);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_s);
wolfSSL_CTX_free(ctx_c);
#endif
#if defined(WOLFSSL_DTLS) && defined(WOLFSSL_DTLS_CID) && \
!defined(WOLFSSL_NO_SOCK) && defined(XINET_PTON) && \
defined(HAVE_SOCKADDR) && !defined(WOLFSSL_NO_TLS12) && \
!defined(NO_WOLFSSL_CLIENT)
{
/* Exercise the "already the current peer" branch, which needs real
* AF_INET addresses (sockAddrEqual() validates the sockaddr). */
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
void* cur = NULL;
void* other = NULL;
unsigned int addrSz = (unsigned int)sizeof(SOCKADDR_IN);
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
ExpectNotNull(cur =
wolfSSL_dtls_create_peer(11111, (char*)"127.0.0.1"));
ExpectNotNull(other =
wolfSSL_dtls_create_peer(22222, (char*)"127.0.0.1"));
/* NULL object fails. */
ExpectIntEQ(wolfSSL_dtls_set_pending_peer(NULL, cur, addrSz),
WOLFSSL_FAILURE);
/* Make 'cur' the current peer. */
ExpectIntEQ(wolfSSL_dtls_set_peer(ssl, cur, addrSz), WOLFSSL_SUCCESS);
/* A different address goes to the pending slot (SockAddrSet path). */
ExpectIntEQ(wolfSSL_dtls_set_pending_peer(ssl, other, addrSz),
WOLFSSL_SUCCESS);
/* The current address matches: the staged pending peer is cleared. */
ExpectIntEQ(wolfSSL_dtls_set_pending_peer(ssl, cur, addrSz),
WOLFSSL_SUCCESS);
/* Matches again with no pending peer left to clear. */
ExpectIntEQ(wolfSSL_dtls_set_pending_peer(ssl, cur, addrSz),
WOLFSSL_SUCCESS);
wolfSSL_dtls_free_peer(cur);
wolfSSL_dtls_free_peer(other);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
}
#endif
return EXPECT_RESULT();
}
int test_dtls_version_checking(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS)
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method),
0);
/* CH */
ExpectIntEQ(wolfSSL_connect(ssl_c), WOLFSSL_FATAL_ERROR);
ExpectIntEQ(wolfSSL_get_error(ssl_c, WOLFSSL_FATAL_ERROR),
WOLFSSL_ERROR_WANT_READ);
/* modify CH DTLS header to have version 1.1 (0xfe, 0xfe) */
ExpectIntGE(test_ctx.s_len, 3);
if (EXPECT_SUCCESS()) {
test_ctx.s_buff[1] = 0xfe;
test_ctx.s_buff[2] = 0xfe;
}
ExpectIntEQ(wolfSSL_accept(ssl_s), WOLFSSL_FATAL_ERROR);
ExpectIntEQ(wolfSSL_get_error(ssl_s, WOLFSSL_FATAL_ERROR),
WOLFSSL_ERROR_WANT_READ);
/* server should drop the message */
ExpectIntEQ(test_ctx.c_len, 0);
wolfSSL_free(ssl_c);
ssl_c = wolfSSL_new(ctx_c);
ExpectNotNull(ssl_c);
wolfSSL_SetIOWriteCtx(ssl_c, &test_ctx);
wolfSSL_SetIOReadCtx(ssl_c, &test_ctx);
/* try again */
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_s);
#endif /* HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES && WOLFSSL_DTLS */
return EXPECT_RESULT();
}
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS)
static int test_dtls_shutdown(WOLFSSL *s, WOLFSSL *c, WOLFSSL_CTX *cc, WOLFSSL_CTX *cs)
{
EXPECT_DECLS;
/* Cleanup */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_shutdown(c), WOLFSSL_SHUTDOWN_NOT_DONE);
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_shutdown(s), WOLFSSL_SHUTDOWN_NOT_DONE);
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_shutdown(c), 1);
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_shutdown(s), 1);
wolfSSL_SetLoggingPrefix(NULL);
wolfSSL_free(c);
wolfSSL_CTX_free(cc);
wolfSSL_free(s);
wolfSSL_CTX_free(cs);
return EXPECT_RESULT();
}
static int test_dtls_communication(WOLFSSL *s, WOLFSSL *c)
{
EXPECT_DECLS;
unsigned char readBuf[50];
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_write(c, "client message", 14), 14);
wolfSSL_SetLoggingPrefix("server");
XMEMSET(readBuf, 0, sizeof(readBuf));
ExpectIntEQ(wolfSSL_read(s, readBuf, sizeof(readBuf)), 14);
ExpectStrEQ(readBuf, "client message");
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_write(s, "server message", 14), 14);
wolfSSL_SetLoggingPrefix("client");
XMEMSET(readBuf, 0, sizeof(readBuf));
ExpectIntEQ(wolfSSL_read(c, readBuf, sizeof(readBuf)), 14);
ExpectStrEQ(readBuf, "server message");
/* this extra round is consuming newSessionTicket and acks */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_write(c, "client message 2", 16), 16);
wolfSSL_SetLoggingPrefix("server");
XMEMSET(readBuf, 0, sizeof(readBuf));
ExpectIntEQ(wolfSSL_read(s, readBuf, sizeof(readBuf)), 16);
ExpectStrEQ(readBuf, "client message 2");
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_write(s, "server message 2", 16), 16);
wolfSSL_SetLoggingPrefix("client");
XMEMSET(readBuf, 0, sizeof(readBuf));
ExpectIntEQ(wolfSSL_read(c, readBuf, sizeof(readBuf)), 16);
ExpectStrEQ(readBuf, "server message 2");
return EXPECT_RESULT();
}
#if defined(WOLFSSL_DTLS13) && !defined(WOLFSSL_DTLS_RECORDS_CAN_SPAN_DATAGRAMS)
int test_dtls13_longer_length(void)
{
EXPECT_DECLS;
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
unsigned char readBuf[50];
int seq16bit = 0;
int ret;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
/* Setup DTLS contexts */
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method),
0);
/* Complete handshake */
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
/* Create good record with length mismatch */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_write(ssl_c, "client message", 14), 14);
/* check client wrote the record */
ExpectIntGT(test_ctx.s_len, 14);
/* check length is included in the record header */
ExpectIntGT(test_ctx.s_buff[0x0] & (1 << 2), 0);
seq16bit = (test_ctx.s_buff[0x0] & (1 << 3)) != 0;
/* big endian, modify LSB byte */
seq16bit *= 2;
/* modify length to be bigger */
test_ctx.s_buff[0x2 + seq16bit] = 0xff;
/* Try to read the malformed record */
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(test_ctx.s_len, 0);
ExpectIntEQ(test_dtls_communication(ssl_s, ssl_c), TEST_SUCCESS);
ret = test_dtls_shutdown(ssl_s, ssl_c, ctx_c, ctx_s);
ExpectIntEQ(ret, TEST_SUCCESS);
return EXPECT_RESULT();
}
#else
int test_dtls13_longer_length(void)
{
return TEST_SKIPPED;
}
#endif /* WOLFSSL_DTLS13 && !defined(WOLFSSL_DTLS_RECORDS_CAN_SPAN_DATAGRAMS) */
#if defined(WOLFSSL_DTLS13) && !defined(WOLFSSL_DTLS_RECORDS_CAN_SPAN_DATAGRAMS)
int test_dtls13_short_read(void)
{
EXPECT_DECLS;
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
unsigned char readBuf[50];
int i;
int ret;
/* we setup two test, in the first one the server reads just two bytes of
* the header, in the second one it reads just the header (5) */
for (i = 0; i < 2; i++) {
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
/* Setup DTLS contexts */
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method),
0);
/* Complete handshake */
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
/* create a good record in the buffer */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_write(ssl_c, "client message", 14), 14);
/* check client wrote the record */
ExpectIntGT(test_ctx.s_len, 14);
/* return less data */
ExpectIntEQ(
test_memio_modify_message_len(&test_ctx, 0, 0, i == 0 ? 2 : 5), 0);
/* Try to read the malformed record */
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(test_ctx.s_len, 0);
ExpectIntEQ(test_dtls_communication(ssl_s, ssl_c), TEST_SUCCESS);
ret = test_dtls_shutdown(ssl_s, ssl_c, ctx_c, ctx_s);
ExpectIntEQ(ret, TEST_SUCCESS);
ssl_c = ssl_s = NULL;
ctx_c = ctx_s = NULL;
}
return EXPECT_RESULT();
}
#else
int test_dtls13_short_read(void)
{
return TEST_SKIPPED;
}
#endif /* WOLFSSL_DTLS13 && !defined(WOLFSSL_DTLS_RECORDS_CAN_SPAN_DATAGRAMS) */
#if !defined(WOLFSSL_DTLS_RECORDS_CAN_SPAN_DATAGRAMS)
int test_dtls12_short_read(void)
{
EXPECT_DECLS;
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
unsigned char readBuf[50];
int i;
int ret;
for (i = 0; i < 3; i++) {
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
/* Setup DTLS contexts */
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method),
0);
/* Complete handshake */
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
/* create a good record in the buffer */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_write(ssl_c, "bad", 3), 3);
/* check client wrote the record */
ExpectIntGT(test_ctx.s_len, 13 + 3);
/* return less data */
switch (i) {
case 0:
ExpectIntEQ(test_memio_modify_message_len(&test_ctx, 0, 0, 2), 0);
break;
case 1:
ExpectIntEQ(test_memio_modify_message_len(&test_ctx, 0, 0, 13), 0);
break;
case 2:
ExpectIntEQ(test_memio_modify_message_len(&test_ctx, 0, 0, 15), 0);
break;
}
/* Try to read the malformed record */
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(test_ctx.s_len, 0);
ExpectIntEQ(test_dtls_communication(ssl_s, ssl_c), TEST_SUCCESS);
ret = test_dtls_shutdown(ssl_s, ssl_c, ctx_c, ctx_s);
ExpectIntEQ(ret, TEST_SUCCESS);
ssl_c = ssl_s = NULL;
ctx_c = ctx_s = NULL;
}
return EXPECT_RESULT();
}
#else
int test_dtls12_short_read(void)
{
return TEST_SKIPPED;
}
#endif /* !defined(WOLFSSL_DTLS_RECORDS_CAN_SPAN_DATAGRAMS) */
#if !defined(WOLFSSL_DTLS_RECORDS_CAN_SPAN_DATAGRAMS)
int test_dtls12_record_length_mismatch(void)
{
EXPECT_DECLS;
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
unsigned char readBuf[50];
int ret;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
/* Setup DTLS contexts */
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method),
0);
/* Complete handshake */
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
/* write a message from client */
ExpectIntEQ(wolfSSL_write(ssl_c, "bad", 3), 3);
/* check that the message is written in the buffer */
ExpectIntGT(test_ctx.s_len, 14);
/* modify the length field to be bigger than the content */
test_ctx.s_buff[12] = 0xff;
/* Try to read the malformed record */
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(test_ctx.s_len, 0);
ExpectIntEQ(test_dtls_communication(ssl_s, ssl_c), TEST_SUCCESS);
ret = test_dtls_shutdown(ssl_s, ssl_c, ctx_c, ctx_s);
ExpectIntEQ(ret, TEST_SUCCESS);
return EXPECT_RESULT();
}
int test_dtls_record_cross_boundaries(void)
{
EXPECT_DECLS;
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
unsigned char readBuf[256];
int rec0_len, rec1_len;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
/* Setup DTLS contexts */
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method),
0);
/* Complete handshake */
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
/* create a first record in the buffer */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_write(ssl_c, "test0", 5), 5);
rec0_len = test_ctx.s_msg_sizes[0];
/* create a second record in the buffer */
ExpectIntEQ(wolfSSL_write(ssl_c, "test1", 5), 5);
rec1_len = test_ctx.s_msg_sizes[1];
ExpectIntLE(rec0_len + rec1_len, sizeof(readBuf));
if (EXPECT_SUCCESS())
XMEMCPY(readBuf, test_ctx.s_buff, rec0_len + rec1_len);
/* clear buffer */
test_memio_clear_buffer(&test_ctx, 0);
/* inject first record + 1 bytes of second record */
ExpectIntEQ(test_memio_inject_message(&test_ctx, 0, (const char*)readBuf,
rec0_len + 1),
0);
/* inject second record */
ExpectIntEQ(test_memio_inject_message(&test_ctx, 0,
(const char*)readBuf + rec0_len + 1, rec1_len - 1),
0);
ExpectIntEQ(test_ctx.s_len, rec0_len + rec1_len);
/* reading the record should return just the first message*/
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)), 5);
ExpectBufEQ(readBuf, "test0", 5);
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)),
WOLFSSL_FATAL_ERROR);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* cleanup */
wolfSSL_free(ssl_s);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_s);
wolfSSL_CTX_free(ctx_c);
return EXPECT_RESULT();
}
#else
int test_dtls12_record_length_mismatch(void)
{
return TEST_SKIPPED;
}
int test_dtls_record_cross_boundaries(void)
{
return TEST_SKIPPED;
}
#endif /* !defined(WOLFSSL_DTLS_RECORDS_CAN_SPAN_DATAGRAMS) */
int test_dtls_short_ciphertext(void)
{
EXPECT_DECLS;
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
unsigned char readBuf[50];
int ret;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
/* Setup DTLS contexts */
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method),
0);
/* Complete handshake */
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
/* Create a message, that looks encrypted but shorter than minimum ciphertext length */
/* create the data in the buffer */
ExpectIntEQ(wolfSSL_write(ssl_c, "bad", 3), 3);
/* check client wrote the record */
ExpectIntGT(test_ctx.s_len, 14);
/* modify the length field to be smaller than the content */
test_ctx.s_buff[11] = 0x00;
test_ctx.s_buff[12] = 0x02;
/* modify the amount of data to send */
ExpectIntEQ(test_memio_modify_message_len(&test_ctx, 0, 0, 15), 0);
/* Try to read the malformed record */
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(test_ctx.s_len, 0);
ExpectIntEQ(test_dtls_communication(ssl_s, ssl_c), TEST_SUCCESS);
ret = test_dtls_shutdown(ssl_s, ssl_c, ctx_c, ctx_s);
ExpectIntEQ(ret, TEST_SUCCESS);
return EXPECT_RESULT();
}
#else
int test_dtls_short_ciphertext(void)
{
return TEST_SKIPPED;
}
int test_dtls12_record_length_mismatch(void)
{
return TEST_SKIPPED;
}
int test_dtls12_short_read(void)
{
return TEST_SKIPPED;
}
int test_dtls13_short_read(void)
{
return TEST_SKIPPED;
}
int test_dtls13_longer_length(void)
{
return TEST_SKIPPED;
}
int test_dtls_record_cross_boundaries(void)
{
return TEST_SKIPPED;
}
#endif /* defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS) */
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && \
!defined(WOLFSSL_NO_TLS12) && !defined(NO_SHA256)
/* This test that the DTLS record boundary check doesn't interfere with TLS
* records processing */
int test_records_span_network_boundaries(void)
{
EXPECT_DECLS;
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
unsigned char readBuf[256];
int record_len;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
/* Setup DTLS contexts */
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfTLSv1_2_client_method, wolfTLSv1_2_server_method),
0);
/* Complete handshake */
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
/* create a good record in the buffer */
wolfSSL_SetLoggingPrefix("client");
ExpectIntEQ(wolfSSL_write(ssl_c, "test", 4), 4);
ExpectIntLE(test_ctx.s_len, sizeof(readBuf));
ExpectIntGT(test_ctx.s_len, 10);
record_len = test_ctx.s_len;
if (EXPECT_SUCCESS())
XMEMCPY(readBuf, test_ctx.s_buff, record_len);
/* drop record and simulate a split write */
ExpectIntEQ(test_memio_drop_message(&test_ctx, 0, 0), 0);
ExpectIntEQ(test_ctx.s_msg_count, 0);
/* inject first record header */
ExpectIntEQ(
test_memio_inject_message(&test_ctx, 0, (const char*)readBuf, 5), 0);
ExpectIntEQ(test_ctx.s_msg_count, 1);
ExpectIntEQ(test_ctx.s_msg_sizes[0], 5);
/* inject another 5 bytes of the record */
ExpectIntEQ(
test_memio_inject_message(&test_ctx, 0, (const char*)readBuf + 5, 5),
0);
ExpectIntEQ(test_ctx.s_msg_count, 2);
ExpectIntEQ(test_ctx.s_msg_sizes[1], 5);
/* inject the rest of the record */
ExpectIntEQ(test_memio_inject_message(&test_ctx, 0,
(const char*)readBuf + 10, record_len - 10),
0);
ExpectIntEQ(test_ctx.s_msg_count, 3);
ExpectIntEQ(test_ctx.s_msg_sizes[2], record_len - 10);
/* read the record */
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfSSL_read(ssl_s, readBuf, sizeof(readBuf)), 4);
ExpectIntEQ(test_ctx.s_len, 0);
ExpectBufEQ(readBuf, "test", 4);
wolfSSL_free(ssl_s);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_s);
wolfSSL_CTX_free(ctx_c);
return EXPECT_RESULT();
}
#else
int test_records_span_network_boundaries(void)
{
return TEST_SKIPPED;
}
#endif /* defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && \
!defined(WOLFSSL_NO_TLS12) */
int test_dtls_mtu_fragment_headroom(void)
{
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && \
defined(WOLFSSL_DTLS_MTU) && defined(HAVE_AESGCM) && defined(HAVE_ECC) && \
!defined(WOLFSSL_NO_DTLS_SIZE_CHECK)
EXPECT_DECLS;
struct {
method_provider client_meth;
method_provider server_meth;
const char* cipher;
int use_cid;
} params[] = {
#if defined(WOLFSSL_DTLS13) && defined(WOLFSSL_TLS13)
{ wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method,
"TLS13-AES128-GCM-SHA256", 0 },
#ifdef WOLFSSL_DTLS_CID
{ wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method,
"TLS13-AES128-GCM-SHA256", 1 },
#endif
#endif
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12)
{ wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method,
"ECDHE-RSA-AES128-GCM-SHA256", 0 },
#ifdef WOLFSSL_DTLS_CID
{ wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method,
"ECDHE-RSA-AES128-GCM-SHA256", 1 },
#endif
#if !defined(WOLFSSL_AEAD_ONLY) && !defined(NO_AES) && !defined(NO_SHA)
{ wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method,
"ECDHE-RSA-AES128-SHA", 0 },
#ifdef WOLFSSL_DTLS_CID
{ wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method,
"ECDHE-RSA-AES128-SHA", 1 },
#endif
#endif
#endif
};
size_t i;
for (i = 0; i < XELEM_CNT(params) && EXPECT_SUCCESS(); i++) {
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
unsigned char payload[33];
word16 mtu;
int recordLen;
int overhead;
int ret;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
XMEMSET(payload, 'A', sizeof(payload));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
params[i].client_meth, params[i].server_meth),
0);
ExpectIntEQ(wolfSSL_set_cipher_list(ssl_c, params[i].cipher), 1);
ExpectIntEQ(wolfSSL_set_cipher_list(ssl_s, params[i].cipher), 1);
#ifdef WOLFSSL_DTLS_CID
if (params[i].use_cid) {
unsigned char cid_c[] = { 0,1,2,3 };
unsigned char cid_s[] = { 4,5,6,7,8,9 };
ExpectIntEQ(wolfSSL_dtls_cid_use(ssl_c), 1);
ExpectIntEQ(wolfSSL_dtls_cid_use(ssl_s), 1);
ExpectIntEQ(wolfSSL_dtls_cid_set(ssl_c, cid_s, (int)sizeof(cid_s)),
1);
ExpectIntEQ(wolfSSL_dtls_cid_set(ssl_s, cid_c, (int)sizeof(cid_c)),
1);
}
#endif
/* Complete handshake and clear any leftover records. */
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
test_memio_clear_buffer(&test_ctx, 1);
test_memio_clear_buffer(&test_ctx, 0);
/* Measure application-data record overhead. */
ExpectIntEQ(wolfSSL_write(ssl_c, payload, 32), 32);
ExpectIntEQ(test_ctx.s_msg_count, 1);
recordLen = test_ctx.s_len;
ExpectIntGT(recordLen, 32);
overhead = recordLen - 32;
/* Reset buffers before MTU-limited send. */
test_memio_clear_buffer(&test_ctx, 0);
test_memio_clear_buffer(&test_ctx, 1);
/* Set MTU to overhead + 32 bytes of payload. */
mtu = (word16)(overhead + 32);
ExpectIntEQ(wolfSSL_dtls_set_mtu(ssl_c, mtu), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_dtls_set_mtu(ssl_s, mtu), WOLFSSL_SUCCESS);
/* With the tightened MTU, we should still be able to send 32 bytes. */
ExpectIntEQ(wolfSSL_write(ssl_c, payload, 32), 32);
ExpectIntEQ(test_ctx.s_msg_count, 1);
recordLen = test_ctx.s_len;
ExpectIntEQ(recordLen, overhead + 32);
ExpectIntLE(recordLen, mtu);
/* Underestimation: drop MTU by 1 and expect DTLS_SIZE_ERROR. */
test_memio_clear_buffer(&test_ctx, 0);
test_memio_clear_buffer(&test_ctx, 1);
ExpectIntEQ(wolfSSL_dtls_set_mtu(ssl_c, mtu - 1), WOLFSSL_SUCCESS);
ret = wolfSSL_write(ssl_c, payload, 32);
ExpectIntNE(ret, 32);
ExpectIntEQ(wolfSSL_get_error(ssl_c, ret), DTLS_SIZE_ERROR);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_s);
}
return EXPECT_RESULT();
#else
return TEST_SKIPPED;
#endif
}
int test_dtls_rtx_across_epoch_change(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && \
defined(WOLFSSL_DTLS13) && defined(WOLFSSL_DTLS)
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
#if defined(WOLFSSL_HAVE_MLKEM)
/* When ML-KEM is used in the key share, the hello messages are fragmented
*into two messages */
int helloMsgCount = 2;
int groups[2] = {
#if defined(HAVE_CURVE25519) && defined(WOLFSSL_PQC_HYBRIDS) && \
!defined(WOLFSSL_NO_ML_KEM) && !defined(WOLFSSL_NO_ML_KEM_768)
WOLFSSL_X25519MLKEM768,
#elif defined(HAVE_ECC) && defined(WOLFSSL_PQC_HYBRIDS) && \
!defined(WOLFSSL_NO_ML_KEM) && !defined(WOLFSSL_NO_ML_KEM_768)
WOLFSSL_SECP256R1MLKEM768,
#elif defined(HAVE_ECC) && defined(WOLFSSL_PQC_HYBRIDS) && \
!defined(WOLFSSL_NO_ML_KEM) && !defined(WOLFSSL_NO_ML_KEM_1024)
WOLFSSL_SECP384R1MLKEM1024,
#elif !defined(WOLFSSL_NO_ML_KEM_1024) && !defined(WOLFSSL_NO_ML_KEM) && \
!defined(WOLFSSL_TLS_NO_MLKEM_STANDALONE)
WOLFSSL_ML_KEM_1024,
#elif !defined(WOLFSSL_NO_ML_KEM_768) && !defined(WOLFSSL_NO_ML_KEM) && \
!defined(WOLFSSL_TLS_NO_MLKEM_STANDALONE)
WOLFSSL_ML_KEM_768,
#elif !defined(WOLFSSL_NO_ML_KEM_512) && \
!defined(WOLFSSL_TLS_NO_MLKEM_STANDALONE)
WOLFSSL_ML_KEM_512,
#elif defined(WOLFSSL_MLKEM_KYBER) && !defined(WOLFSSL_NO_KYBER1024)
WOLFSSL_KYBER_LEVEL5,
#elif defined(WOLFSSL_MLKEM_KYBER) && !defined(WOLFSSL_NO_KYBER768)
WOLFSSL_KYBER_LEVEL3,
#elif defined(WOLFSSL_MLKEM_KYBER) && !defined(WOLFSSL_NO_KYBER512)
WOLFSSL_KYBER_LEVEL1,
#endif
WOLFSSL_ECC_SECP256R1,
};
#else
/* When ECC is used in the key share, the hello messages are not
* fragmented */
int helloMsgCount = 1;
#endif
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
/* Setup DTLS contexts */
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method),
0);
#if defined(WOLFSSL_HAVE_MLKEM)
ExpectIntEQ(wolfSSL_set_groups(ssl_c, groups, 2), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_set_groups(ssl_s, groups, 2), WOLFSSL_SUCCESS);
#endif
/* CH0 */
wolfSSL_SetLoggingPrefix("client:");
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), SSL_ERROR_WANT_READ);
/* HRR */
wolfSSL_SetLoggingPrefix("server:");
ExpectIntEQ(wolfSSL_accept(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), SSL_ERROR_WANT_READ);
/* CH1 */
wolfSSL_SetLoggingPrefix("client:");
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), SSL_ERROR_WANT_READ);
/* SH ... FINISHED */
wolfSSL_SetLoggingPrefix("server:");
ExpectIntEQ(wolfSSL_accept(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), SSL_ERROR_WANT_READ);
/* we should have now SH ... FINISHED messages in the buffer*/
ExpectIntGE(test_ctx.c_msg_count, 2);
/* drop everything but the SH */
while (test_ctx.c_msg_count > helloMsgCount && EXPECT_SUCCESS()) {
ExpectIntEQ(test_memio_drop_message(&test_ctx, 1, test_ctx.c_msg_count - 1), 0);
}
/* Read the SH */
wolfSSL_SetLoggingPrefix("client:");
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), SSL_ERROR_WANT_READ);
/* trigger client timeout */
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_SUCCESS);
/* this should have triggered a rtx */
ExpectIntGT(test_ctx.s_msg_count, 0);
/* finish the handshake */
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
/* Test communication works correctly */
ExpectIntEQ(test_dtls_communication(ssl_s, ssl_c), TEST_SUCCESS);
/* Cleanup */
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_s);
#endif /* defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && \
defined(WOLFSSL_DTLS13) */
return EXPECT_RESULT();
}
int test_dtls_drop_client_ack(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && \
defined(WOLFSSL_DTLS13) && defined(WOLFSSL_DTLS)
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
char data[32];
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
/* Setup DTLS contexts */
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method),
0);
/* disable new session ticket to simplify testing */
ExpectIntEQ(wolfSSL_no_ticket_TLSv13(ssl_s), 0);
/* CH0 */
wolfSSL_SetLoggingPrefix("client:");
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* HRR */
wolfSSL_SetLoggingPrefix("server:");
ExpectIntEQ(wolfSSL_accept(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* CH1 */
wolfSSL_SetLoggingPrefix("client:");
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* SH ... FINISHED */
wolfSSL_SetLoggingPrefix("server:");
ExpectIntEQ(wolfSSL_accept(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* ... FINISHED */
wolfSSL_SetLoggingPrefix("client:");
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* init is finished should return false at this point */
ExpectFalse(wolfSSL_is_init_finished(ssl_c));
/* ACK */
ExpectIntEQ(wolfSSL_accept(ssl_s), WOLFSSL_SUCCESS);
/* Drop the ack */
test_memio_clear_buffer(&test_ctx, 1);
/* trigger client timeout, finished should be rtx */
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_SUCCESS);
/* this should have triggered a rtx */
ExpectIntGT(test_ctx.s_msg_count, 0);
/* this should re-send the ack immediately */
ExpectIntEQ(wolfSSL_read(ssl_s, data, 32), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(test_ctx.c_msg_count, 1);
/* This should advance the connection on the client */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), WOLFSSL_SUCCESS);
/* Test communication works correctly */
ExpectIntEQ(test_dtls_communication(ssl_s, ssl_c), TEST_SUCCESS);
/* Cleanup */
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_s);
#endif /* defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && \
defined(WOLFSSL_DTLS13) */
return EXPECT_RESULT();
}
int test_dtls_bogus_finished_epoch_zero(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS) && \
!defined(WOLFSSL_NO_TLS12) && defined(HAVE_AES_CBC) && \
defined(WOLFSSL_AES_128) && !defined(NO_SHA256)
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
int error;
/* bogus Finished message bytes from the original bug report (epoch 0)
* https://github.com/wolfSSL/wolfssl/issues/9188 */
static const unsigned char bogus_finished[] = {
0x16, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x18, 0x14, 0x00, 0x00, 0x0c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x0c, 0xd9, 0xc6, 0xe3, 0x01, 0x59, 0xf2, 0xc2, 0x4f, 0xfa, 0xfd, 0x20,
0xd7
};
/* serverHelloDone message bytes */
static const unsigned char server_hello_done_message[] = {
0x16, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00,
0x0c, 0x0e, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00
};
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
/* setting up dtls 1.2 contexts */
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method), 0);
/* start handshake, send first ClientHelloDone */
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* clearing server buffer to inject the wrong Finished packet */
test_memio_clear_buffer(&test_ctx, 1);
ExpectIntEQ(test_memio_inject_message(&test_ctx, 1,
(const char*)bogus_finished, sizeof(bogus_finished)), 0);
/* continue client handshake to process it */
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
/* client should terminate with dtls sequence error */
error = wolfSSL_get_error(ssl_c, -1);
/* check if the error is SEQUENCE_ERROR, handshake should not
* expect a finished packet in that moment, in particular should not
* be in epoch = 0 (should be epoch = 1) */
ExpectTrue(error == WC_NO_ERR_TRACE(SEQUENCE_ERROR) ||
error == WC_NO_ERR_TRACE(WOLFSSL_ERROR_WANT_READ));
/* forcing injection ServerHelloDone to test if client would replay
* ClientHello */
test_memio_clear_buffer(&test_ctx, 0);
ExpectIntEQ(test_memio_inject_message(&test_ctx, 1,
(const char*)server_hello_done_message, sizeof(server_hello_done_message)), 0);
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
/* verifying no ClientHello replay occurred,
* buffer should empty since we exit early on
* because of the bogus finished packet */
ExpectIntLE(test_ctx.s_len, 0);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_s);
#endif
return EXPECT_RESULT();
}
int test_dtls_replay(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS)
size_t i;
struct {
method_provider client_meth;
method_provider server_meth;
const char* tls_version;
} params[] = {
#if defined(WOLFSSL_TLS13) && defined(WOLFSSL_DTLS13)
{ wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method, "DTLSv1_3" },
#endif
#if !defined(WOLFSSL_NO_TLS12) && defined(WOLFSSL_DTLS)
{ wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method, "DTLSv1_2" },
#endif
#if !defined(NO_OLD_TLS) && defined(WOLFSSL_DTLS)
{ wolfDTLSv1_client_method, wolfDTLSv1_server_method, "DTLSv1_0" },
#endif
};
for (i = 0; i < XELEM_CNT(params) && !EXPECT_FAIL(); i++) {
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
char msg_buf[256];
int msg_len = sizeof(msg_buf);
byte app_data[8];
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
/* Setup DTLS contexts */
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
params[i].client_meth, params[i].server_meth), 0);
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
ExpectIntEQ(wolfSSL_write(ssl_c, "test", 4), 4);
ExpectIntEQ(test_memio_copy_message(&test_ctx, 0, msg_buf, &msg_len, 0), 0);
ExpectIntEQ(wolfSSL_read(ssl_s, app_data, sizeof(app_data)), 4);
ExpectIntEQ(test_memio_inject_message(&test_ctx, 0, msg_buf, msg_len), 0);
ExpectIntEQ(wolfSSL_read(ssl_s, app_data, sizeof(app_data)), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_s);
}
#endif
return EXPECT_RESULT();
}
int test_dtls_timeout(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS)
size_t i;
struct {
method_provider client_meth;
method_provider server_meth;
} params[] = {
#if defined(WOLFSSL_TLS13) && defined(WOLFSSL_DTLS13)
{ wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method },
#endif
#if !defined(WOLFSSL_NO_TLS12) && defined(WOLFSSL_DTLS)
{ wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method },
#endif
#if !defined(NO_OLD_TLS) && defined(WOLFSSL_DTLS)
{ wolfDTLSv1_client_method, wolfDTLSv1_server_method },
#endif
};
for (i = 0; i < XELEM_CNT(params) && !EXPECT_FAIL(); i++) {
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
params[i].client_meth, params[i].server_meth), 0);
ExpectIntEQ(wolfSSL_dtls_set_timeout_max(ssl_c, 2), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
#if defined(WOLFSSL_TLS13) && defined(WOLFSSL_DTLS13)
/* will return 0 when not 1.3 */
if (wolfSSL_dtls13_use_quick_timeout(ssl_c))
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_SUCCESS);
#endif
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_dtls_get_current_timeout(ssl_c), 2);
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(wolfSSL_dtls_get_current_timeout(ssl_c), 1);
#if defined(WOLFSSL_TLS13) && defined(WOLFSSL_DTLS13)
/* will return 0 when not 1.3 */
if (wolfSSL_dtls13_use_quick_timeout(ssl_c))
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_SUCCESS);
#endif
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_dtls_get_current_timeout(ssl_c), 2);
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
wolfSSL_free(ssl_s);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_s);
wolfSSL_CTX_free(ctx_c);
}
#endif
return EXPECT_RESULT();
}
int test_dtls_certreq_order(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS) && \
!defined(WOLFSSL_NO_TLS12) && defined(HAVE_AESGCM) && \
defined(WOLFSSL_AES_128) && !defined(NO_SHA256) && !defined(NO_RSA) && \
!defined(NO_DH)
/* This test checks that a certificate request message
* received before server certificate message is properly detected.
* The binary is taken from https://github.com/wolfSSL/wolfssl/issues/9198
*/
static const unsigned char certreq_before_cert_bin[] = {
0x16, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x39, 0x02, 0x00, 0x00, 0x2d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x2d, 0xfe, 0xfd, 0x48, 0xc0, 0xd5, 0xf2, 0x60, 0xb4, 0x20, 0xbb, 0x38,
0x51, 0xd9, 0xd4, 0x7a, 0xcb, 0x93, 0x3d, 0xbe, 0x70, 0x39, 0x9b, 0xf6,
0xc9, 0x2d, 0xa3, 0x3a, 0xf0, 0x1d, 0x4f, 0xb7, 0x70, 0xe9, 0x8c, 0x00,
0x00, 0x9e, 0x00, 0x00, 0x05, 0x00, 0x0f, 0x00, 0x01, 0x01, 0x16, 0xfe,
0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x3a, 0x0d,
0x00, 0x00, 0x2e, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x2e, 0x01,
0x01, 0x00, 0x28, 0x02, 0x02, 0x03, 0x02, 0x04, 0x02, 0x05, 0x02, 0x06,
0x02, 0x01, 0x01, 0x02, 0x01, 0x03, 0x01, 0x04, 0x01, 0x05, 0x01, 0x06,
0x01, 0x02, 0x03, 0x03, 0x03, 0x04, 0x03, 0x05, 0x03, 0x06, 0x03, 0x08,
0x04, 0x08, 0x05, 0x08, 0x06, 0x07, 0x08, 0x00, 0x00, 0x16, 0xfe, 0xfd,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x03, 0x2b, 0x0b, 0x00,
0x03, 0x1f, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x03, 0x1f, 0x00, 0x03,
0x1c, 0x00, 0x03, 0x19, 0x30, 0x82, 0x03, 0x15, 0x30, 0x82, 0x01, 0xfd,
0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x14, 0x40, 0xe7, 0x6e, 0x85, 0x66,
0x7c, 0x3f, 0x04, 0x87, 0x4c, 0x3f, 0x94, 0x21, 0x6d, 0x21, 0x65, 0xa5,
0x28, 0xa7, 0x38, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7,
0x0d, 0x01, 0x01, 0x0b, 0x05, 0x00, 0x30, 0x1a, 0x31, 0x18, 0x30, 0x16,
0x06, 0x03, 0x55, 0x04, 0x03, 0x0c, 0x0f, 0x64, 0x74, 0x6c, 0x73, 0x2d,
0x66, 0x75, 0x7a, 0x7a, 0x65, 0x72, 0x2e, 0x63, 0x6f, 0x6d, 0x30, 0x1e,
0x17, 0x0d, 0x32, 0x34, 0x30, 0x36, 0x30, 0x36, 0x31, 0x32, 0x31, 0x33,
0x30, 0x33, 0x5a, 0x17, 0x0d, 0x33, 0x38, 0x30, 0x32, 0x31, 0x33, 0x31,
0x32, 0x31, 0x33, 0x30, 0x33, 0x5a, 0x30, 0x1a, 0x31, 0x18, 0x30, 0x16,
0x06, 0x03, 0x55, 0x04, 0x03, 0x0c, 0x0f, 0x64, 0x74, 0x6c, 0x73, 0x2d,
0x66, 0x75, 0x7a, 0x7a, 0x65, 0x72, 0x2e, 0x63, 0x6f, 0x6d, 0x30, 0x82,
0x01, 0x22, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d,
0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x82, 0x01, 0x0f, 0x00, 0x30, 0x82,
0x01, 0x0a, 0x02, 0x82, 0x01, 0x01, 0x00, 0xbb, 0x2a, 0x06, 0xfa, 0xaf,
0x9c, 0xb7, 0xeb, 0x33, 0xce, 0xde, 0xf6, 0xb6, 0x0a, 0x93, 0xb3, 0x97,
0x7a, 0x36, 0x55, 0x89, 0xc2, 0xf5, 0x45, 0x84, 0x6d, 0x45, 0x25, 0x5c,
0x4f, 0xa8, 0x8a, 0x41, 0x29, 0x5b, 0x71, 0x98, 0x6c, 0x63, 0xe7, 0xcf,
0x7f, 0xb4, 0x9d, 0x06, 0x76, 0x60, 0x8c, 0x6a, 0x26, 0x47, 0x65, 0x5d,
0x74, 0x7a, 0xb5, 0x40, 0x33, 0x61, 0xe0, 0x28, 0xed, 0xa6, 0x66, 0x6a,
0x4b, 0x97, 0xaf, 0xae, 0x6c, 0xa1, 0xf2, 0xfc, 0xd0, 0xf1, 0x61, 0x98,
0x05, 0x2a, 0x02, 0x42, 0x13, 0x06, 0x7c, 0x4a, 0x7e, 0x53, 0x01, 0x87,
0x27, 0x6c, 0x41, 0xe8, 0xed, 0x6e, 0xb2, 0x45, 0x90, 0xe8, 0x93, 0xc0,
0x20, 0xff, 0x64, 0xdf, 0x48, 0x57, 0xb9, 0x62, 0x8c, 0x14, 0x88, 0xc9,
0x4a, 0x56, 0x3f, 0x5d, 0x9f, 0xeb, 0x1d, 0x79, 0x75, 0xfd, 0x24, 0xad,
0xb6, 0x65, 0x1d, 0x53, 0x81, 0x5c, 0x67, 0xbe, 0x3a, 0x9d, 0xcd, 0xe1,
0x47, 0xab, 0x8d, 0xd4, 0xa5, 0xbd, 0xa6, 0xd7, 0x60, 0xf9, 0x5c, 0x32,
0x51, 0x65, 0x7e, 0x8b, 0xd6, 0xa1, 0x5b, 0xa2, 0xf5, 0x60, 0xaf, 0x29,
0xff, 0x9f, 0x3a, 0xa4, 0xd0, 0x5d, 0x6e, 0x96, 0x09, 0xe8, 0xcf, 0xc3,
0xe1, 0xe8, 0x5a, 0x82, 0xce, 0x9a, 0x3c, 0xc6, 0xbb, 0xe5, 0x4c, 0xa8,
0xa4, 0xb0, 0xfd, 0x86, 0x06, 0x8b, 0x3f, 0x7e, 0x38, 0xe4, 0x06, 0xdf,
0xf7, 0x9c, 0xc6, 0x8b, 0x1d, 0xb5, 0xad, 0x7a, 0x91, 0x5f, 0x64, 0xa5,
0x69, 0xc8, 0x7b, 0x77, 0x32, 0x71, 0x8f, 0x73, 0x82, 0xd2, 0x21, 0xe8,
0xa8, 0x81, 0xfe, 0x76, 0x7f, 0x20, 0xd1, 0xb6, 0x42, 0x9e, 0xaf, 0x60,
0x85, 0x47, 0xf5, 0xfe, 0x9f, 0x85, 0xbf, 0xb0, 0x11, 0xb7, 0xf7, 0x83,
0x0d, 0x80, 0x63, 0xa0, 0xf7, 0x0c, 0x2c, 0x83, 0x12, 0xa9, 0x0f, 0x02,
0x03, 0x01, 0x00, 0x01, 0xa3, 0x53, 0x30, 0x51, 0x30, 0x1d, 0x06, 0x03,
0x55, 0x1d, 0x0e, 0x04, 0x16, 0x04, 0x14, 0x2a, 0xb5, 0x00, 0x45, 0x06,
0x08, 0xef, 0xe5, 0xfa, 0x78, 0x19, 0x47, 0x5b, 0x04, 0x40, 0x18, 0xf3,
0xeb, 0xab, 0x99, 0x30, 0x1f, 0x06, 0x03, 0x55, 0x1d, 0x23, 0x04, 0x18,
0x30, 0x16, 0x80, 0x14, 0x2a, 0xb5, 0x00, 0x45, 0x06, 0x08, 0xef, 0xe5,
0xfa, 0x78, 0x19, 0x47, 0x5b, 0x04, 0x40, 0x18, 0xf3, 0xeb, 0xab, 0x99,
0x30, 0x0f, 0x06, 0x03, 0x55, 0x1d, 0x13, 0x01, 0x01, 0xff, 0x04, 0x05,
0x30, 0x03, 0x01, 0x01, 0xff, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48,
0x86, 0xf7, 0x0d, 0x01, 0x01, 0x0b, 0x05, 0x00, 0x03, 0x82, 0x01, 0x01,
0x00, 0xa7, 0x58, 0x65, 0xfc, 0x60, 0x3e, 0xb7, 0x34, 0x82, 0xde, 0x04,
0x06, 0x3d, 0x69, 0x62, 0x8a, 0x4c, 0xcc, 0xd6, 0x54, 0x72, 0x81, 0xcb,
0x31, 0xdf, 0x63, 0xaf, 0x84, 0x27, 0x62, 0xbf, 0xe8, 0x6b, 0xf9, 0x81,
0xd4, 0x5a, 0x98, 0x88, 0xae, 0x05, 0x5b, 0x2c, 0xa3, 0xf8, 0xb0, 0xde,
0x9b, 0x44, 0xc7, 0x1d, 0x19, 0x52, 0x02, 0x02, 0xd9, 0x0e, 0x66, 0x7b,
0x25, 0xdf, 0x95, 0x03, 0x5e, 0x4b, 0x15, 0xef, 0xda, 0x86, 0x2e, 0x8b,
0xc4, 0xe7, 0x2d, 0x3f, 0x5f, 0xea, 0x1f, 0x13, 0x81, 0x2e, 0x6e, 0xf8,
0x7f, 0x0b, 0x3b, 0x95, 0x4f, 0xb6, 0xb3, 0x91, 0xcf, 0x89, 0x52, 0xdb,
0xb7, 0xb1, 0x5d, 0x79, 0xdf, 0x3a, 0xf3, 0xe2, 0x46, 0xc4, 0x04, 0xf3,
0xf4, 0xf1, 0xc3, 0xf3, 0xa4, 0x98, 0x47, 0xae, 0x46, 0x99, 0x43, 0x4b,
0x20, 0xba, 0x33, 0xaa, 0x7e, 0x2e, 0x80, 0x88, 0x25, 0x84, 0x73, 0x6d,
0x44, 0x5f, 0x48, 0x57, 0x0a, 0xc4, 0x4a, 0x4d, 0xc4, 0xd1, 0x47, 0x5f,
0x4f, 0xd5, 0xdb, 0x3e, 0x90, 0xbd, 0xe1, 0x6a, 0xcb, 0xe4, 0xf3, 0xe6,
0x64, 0x26, 0xbd, 0xb6, 0x0b, 0x95, 0x6f, 0x4e, 0x1b, 0x09, 0x25, 0x68,
0x93, 0xb6, 0xd0, 0xc2, 0xfc, 0xce, 0x8f, 0x64, 0xf5, 0x75, 0x50, 0x58,
0xe5, 0x3e, 0x00, 0x01, 0xfd, 0x62, 0x37, 0xe1, 0x37, 0x1e, 0x9f, 0x97,
0x88, 0xb1, 0xa9, 0x6f, 0xad, 0x93, 0x41, 0x01, 0xfb, 0x38, 0x24, 0xc8,
0x08, 0xa0, 0x68, 0x4b, 0x34, 0x8b, 0x76, 0xea, 0x01, 0x62, 0x9d, 0xfa,
0xdc, 0x91, 0x50, 0x47, 0x98, 0xec, 0x0c, 0x44, 0x58, 0xb6, 0x16, 0xa0,
0x05, 0xf2, 0x94, 0x34, 0x6d, 0xcb, 0xbc, 0xe4, 0x58, 0xd6, 0x97, 0x9d,
0x57, 0xa5, 0x5a, 0x65, 0xfa, 0xab, 0x94, 0x24, 0xbf, 0x06, 0x64, 0xc0,
0xe5, 0x89, 0xe4, 0x2e, 0x46, 0x16, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x03, 0x03, 0x17, 0x0c, 0x00, 0x03, 0x0b, 0x00, 0x03,
0x00, 0x00, 0x00, 0x00, 0x03, 0x0b, 0x01, 0x00, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xad, 0xf8, 0x54, 0x58, 0xa2, 0xbb, 0x4a, 0x9a,
0xaf, 0xdc, 0x56, 0x20, 0x27, 0x3d, 0x3c, 0xf1, 0xd8, 0xb9, 0xc5, 0x83,
0xce, 0x2d, 0x36, 0x95, 0xa9, 0xe1, 0x36, 0x41, 0x14, 0x64, 0x33, 0xfb,
0xcc, 0x93, 0x9d, 0xce, 0x24, 0x9b, 0x3e, 0xf9, 0x7d, 0x2f, 0xe3, 0x63,
0x63, 0x0c, 0x75, 0xd8, 0xf6, 0x81, 0xb2, 0x02, 0xae, 0xc4, 0x61, 0x7a,
0xd3, 0xdf, 0x1e, 0xd5, 0xd5, 0xfd, 0x65, 0x61, 0x24, 0x33, 0xf5, 0x1f,
0x5f, 0x06, 0x6e, 0xd0, 0x85, 0x63, 0x65, 0x55, 0x3d, 0xed, 0x1a, 0xf3,
0xb5, 0x57, 0x13, 0x5e, 0x7f, 0x57, 0xc9, 0x35, 0x98, 0x4f, 0x0c, 0x70,
0xe0, 0xe6, 0x8b, 0x77, 0xe2, 0xa6, 0x89, 0xda, 0xf3, 0xef, 0xe8, 0x72,
0x1d, 0xf1, 0x58, 0xa1, 0x36, 0xad, 0xe7, 0x35, 0x30, 0xac, 0xca, 0x4f,
0x48, 0x3a, 0x79, 0x7a, 0xbc, 0x0a, 0xb1, 0x82, 0xb3, 0x24, 0xfb, 0x61,
0xd1, 0x08, 0xa9, 0x4b, 0xb2, 0xc8, 0xe3, 0xfb, 0xb9, 0x6a, 0xda, 0xb7,
0x60, 0xd7, 0xf4, 0x68, 0x1d, 0x4f, 0x42, 0xa3, 0xde, 0x39, 0x4d, 0xf4,
0xae, 0x56, 0xed, 0xe7, 0x63, 0x72, 0xbb, 0x19, 0x0b, 0x07, 0xa7, 0xc8,
0xee, 0x0a, 0x6d, 0x70, 0x9e, 0x02, 0xfc, 0xe1, 0xcd, 0xf7, 0xe2, 0xec,
0xc0, 0x34, 0x04, 0xcd, 0x28, 0x34, 0x2f, 0x61, 0x91, 0x72, 0xfe, 0x9c,
0xe9, 0x85, 0x83, 0xff, 0x8e, 0x4f, 0x12, 0x32, 0xee, 0xf2, 0x81, 0x83,
0xc3, 0xfe, 0x3b, 0x1b, 0x4c, 0x6f, 0xad, 0x73, 0x3b, 0xb5, 0xfc, 0xbc,
0x2e, 0xc2, 0x20, 0x05, 0xc5, 0x8e, 0xf1, 0x83, 0x7d, 0x16, 0x83, 0xb2,
0xc6, 0xf3, 0x4a, 0x26, 0xc1, 0xb2, 0xef, 0xfa, 0x88, 0x6b, 0x42, 0x38,
0x61, 0x28, 0x5c, 0x97, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x01, 0x02, 0x01, 0x00, 0xea, 0x10, 0x0e, 0xb8, 0xc4, 0xc9, 0xc9,
0x9a, 0x8c, 0x03, 0x04, 0x56, 0x4f, 0x3d, 0x2d, 0x64, 0x51, 0xc9, 0x1e,
0xf7, 0x63, 0x06, 0x81, 0xca, 0x89, 0x5c, 0x81, 0xb9, 0x78, 0xe0, 0xf5,
0x43, 0xe4, 0x47, 0x40, 0x8f, 0x0e, 0xab, 0x0e, 0xd0, 0xb4, 0x43, 0x92,
0x2a, 0x03, 0x4a, 0x1f, 0x69, 0x7b, 0xc3, 0x0c, 0x13, 0x0d, 0xf3, 0xd8,
0xaa, 0xd7, 0x1e, 0x0e, 0xf5, 0x09, 0x7d, 0xda, 0xc9, 0x7c, 0x16, 0xfd,
0xe6, 0xbb, 0x2d, 0xc1, 0x12, 0x20, 0xad, 0x8f, 0x1b, 0x64, 0x79, 0xb9,
0xbc, 0x26, 0x11, 0xec, 0x3d, 0x20, 0xa6, 0x18, 0x6c, 0xb3, 0x27, 0xbe,
0x86, 0xde, 0x0e, 0x49, 0x8f, 0xc2, 0x0e, 0x86, 0x8b, 0x2a, 0xc7, 0x4c,
0xb5, 0x09, 0xed, 0x94, 0x6d, 0xb6, 0x50, 0xfb, 0xc1, 0x8e, 0xd7, 0xce,
0x58, 0xf8, 0xb0, 0x68, 0xbc, 0xcf, 0x28, 0xc5, 0x1c, 0xf3, 0x99, 0x17,
0x22, 0xaa, 0x40, 0x28, 0x90, 0x78, 0x34, 0xe2, 0x0f, 0x28, 0x0d, 0x22,
0xe1, 0x55, 0xcd, 0x90, 0x26, 0x84, 0xa0, 0xd8, 0xea, 0xd9, 0xe8, 0x83,
0x43, 0x24, 0xef, 0x66, 0xa6, 0x7f, 0x9f, 0x56, 0x10, 0x6f, 0xc9, 0x13,
0x2f, 0xb1, 0x00, 0x49, 0xc7, 0x88, 0x8d, 0xec, 0x55, 0xc1, 0xdb, 0x39,
0xa2, 0x5e, 0xbd, 0xde, 0xb6, 0x0a, 0x1c, 0x1f, 0xa4, 0x1a, 0x93, 0xc2,
0xee, 0x9c, 0x63, 0x3b, 0x09, 0xcf, 0xf6, 0x93, 0x83, 0xfe, 0xd7, 0x4d,
0x35, 0xd3, 0x15, 0x74, 0x23, 0x5a, 0x33, 0xdc, 0x64, 0x9d, 0xba, 0x2a,
0xb0, 0x63, 0x26, 0x17, 0x44, 0xe2, 0xfa, 0x41, 0xb1, 0xb2, 0xf2, 0x63,
0xb2, 0x51, 0x50, 0xfc, 0x31, 0xc2, 0xd6, 0xda, 0x01, 0x18, 0xcf, 0xe8,
0x9b, 0xed, 0x4c, 0x69, 0x38, 0xe1, 0xe2, 0x69, 0x53, 0xdc, 0x85, 0x40,
0x4e, 0x9a, 0x1d, 0xe8, 0x2a, 0xe1, 0x27, 0xad, 0x8e, 0x03, 0x01, 0x01,
0x00, 0xad, 0x55, 0xc0, 0xac, 0xbb, 0x32, 0x93, 0x86, 0xc6, 0xdf, 0x5d,
0x58, 0x94, 0xba, 0x35, 0x81, 0x32, 0x54, 0x98, 0xdc, 0x85, 0x6f, 0x1e,
0x41, 0xe4, 0x3d, 0x1e, 0x0d, 0x37, 0x85, 0x05, 0xd1, 0xf7, 0xb2, 0x3a,
0xd5, 0xb1, 0x8c, 0x93, 0x20, 0x8a, 0x42, 0xf0, 0xc9, 0x86, 0xcc, 0xf4,
0xa1, 0x17, 0x8d, 0x65, 0xd0, 0xea, 0x23, 0x9f, 0xf7, 0xcf, 0x3e, 0x7b,
0x51, 0x55, 0xfe, 0x3d, 0x6c, 0x9e, 0x3e, 0x51, 0x39, 0xd8, 0xa0, 0xa0,
0x8a, 0x6b, 0xd8, 0x4d, 0x41, 0x7f, 0x97, 0x5c, 0x8e, 0x25, 0x7b, 0x24,
0x72, 0x1a, 0x46, 0xac, 0x8f, 0x8e, 0xd7, 0xe8, 0xa6, 0x31, 0x1e, 0x7c,
0xd0, 0xa9, 0x31, 0x84, 0xa6, 0x60, 0x73, 0xb3, 0xb9, 0x26, 0xa3, 0x4e,
0xd5, 0x03, 0x3f, 0xef, 0xaa, 0x5a, 0x41, 0x8d, 0x1f, 0x0b, 0xb6, 0x37,
0x63, 0x9b, 0xa1, 0xfe, 0x43, 0x5b, 0x73, 0xa2, 0x5b, 0xce, 0x53, 0x61,
0x05, 0x1f, 0x75, 0x35, 0xf1, 0x71, 0x5b, 0xf6, 0x60, 0x1e, 0xcc, 0x62,
0xae, 0xca, 0xe3, 0x4f, 0xc0, 0xc0, 0xfd, 0xe1, 0x42, 0xc3, 0xbc, 0x29,
0x84, 0x74, 0x30, 0x0a, 0x22, 0x69, 0x10, 0x3d, 0xb6, 0x7c, 0x54, 0xc7,
0x54, 0xe2, 0xaf, 0x3a, 0xee, 0xa3, 0x05, 0xd4, 0x89, 0xa2, 0xc3, 0xa1,
0x51, 0x45, 0x25, 0x8e, 0xc5, 0x5a, 0xc8, 0x75, 0x50, 0xd9, 0x98, 0x67,
0x3c, 0xd2, 0xfa, 0x96, 0x6a, 0xaa, 0x1b, 0x0a, 0x29, 0x15, 0xfe, 0xd0,
0xbb, 0x1a, 0xf5, 0xa4, 0xcd, 0xbe, 0xce, 0xa2, 0x3e, 0x0c, 0x03, 0x9c,
0xab, 0x3a, 0x34, 0xe2, 0x0e, 0x0e, 0xa0, 0xb3, 0x9a, 0x2a, 0x3f, 0xa2,
0x1e, 0xd3, 0x33, 0x38, 0x42, 0x6e, 0x65, 0xf8, 0xda, 0xfa, 0x90, 0x73,
0xa5, 0x66, 0x84, 0xe0, 0xfe, 0x99, 0xe9, 0xc1, 0x94, 0x24, 0x04, 0x7f,
0x05, 0xda, 0xc7, 0xcd, 0xce, 0x16, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x04, 0x00, 0x0c, 0x0e, 0x00, 0x00, 0x00, 0x00, 0x04,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
WOLFSSL_CTX *ctx_c = NULL;
WOLFSSL *ssl_c = NULL;
struct test_memio_ctx test_ctx;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, NULL, &ssl_c, NULL,
wolfDTLSv1_2_client_method, NULL), 0);
/* start handshake, send first ClientHello */
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(test_memio_inject_message(&test_ctx, 1,
(const char*)certreq_before_cert_bin,
sizeof(certreq_before_cert_bin)), 0);
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), OUT_OF_ORDER_E);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_c);
#endif
return EXPECT_RESULT();
}
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS)
struct {
struct test_memio_ctx* test_ctx;
WOLFSSL* ssl_s;
int fd;
SOCKADDR_S peer_addr;
} test_memio_wolfio_ctx;
static ssize_t test_memio_wolfio_recvfrom(int sockfd, void* buf,
size_t len, int flags, void* src_addr, void* addrlen)
{
int ret;
(void)flags;
if (sockfd != test_memio_wolfio_ctx.fd) {
errno = EINVAL;
return -1;
}
ret = test_memio_read_cb(test_memio_wolfio_ctx.ssl_s,
(char*)buf, (int)len, test_memio_wolfio_ctx.test_ctx);
if (ret <= 0) {
if (ret == WC_NO_ERR_TRACE(WOLFSSL_CBIO_ERR_WANT_READ))
errno = EAGAIN;
else
errno = EINVAL;
return -1;
}
XMEMCPY(src_addr, &test_memio_wolfio_ctx.peer_addr,
MIN(sizeof(test_memio_wolfio_ctx.peer_addr),
*(word32*)addrlen));
*(word32*)addrlen = sizeof(test_memio_wolfio_ctx.peer_addr);
return ret;
}
static ssize_t test_memio_wolfio_sendto(int sockfd, const void* buf,
size_t len, int flags, const void* dest_addr, word32 addrlen)
{
int ret;
(void) flags;
(void) dest_addr;
(void) addrlen;
if (sockfd != test_memio_wolfio_ctx.fd) {
errno = EINVAL;
return -1;
}
if (dest_addr != NULL && addrlen != 0 &&
(sizeof(test_memio_wolfio_ctx.peer_addr) != addrlen ||
XMEMCMP(dest_addr, &test_memio_wolfio_ctx.peer_addr,
addrlen) != 0)) {
errno = EINVAL;
return -1;
}
ret = test_memio_write_cb(test_memio_wolfio_ctx.ssl_s, (char*)buf,
(int)len, test_memio_wolfio_ctx.test_ctx);
if (ret <= 0) {
if (ret == WC_NO_ERR_TRACE(WOLFSSL_CBIO_ERR_WANT_WRITE))
errno = EAGAIN;
else
errno = EINVAL;
return -1;
}
return ret;
}
#endif
/* Test stateless API with wolfio */
int test_dtls_memio_wolfio(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS)
size_t i;
struct {
method_provider client_meth;
method_provider server_meth;
} params[] = {
#if defined(WOLFSSL_TLS13) && defined(WOLFSSL_DTLS13)
{ wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method },
#endif
#if !defined(WOLFSSL_NO_TLS12) && defined(WOLFSSL_DTLS)
{ wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method },
#endif
#if !defined(NO_OLD_TLS) && defined(WOLFSSL_DTLS)
{ wolfDTLSv1_client_method, wolfDTLSv1_server_method },
#endif
};
XMEMSET(&test_memio_wolfio_ctx, 0, sizeof(test_memio_wolfio_ctx));
for (i = 0; i < XELEM_CNT(params) && !EXPECT_FAIL(); i++) {
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
params[i].client_meth, params[i].server_meth), 0);
test_memio_wolfio_ctx.test_ctx = &test_ctx;
test_memio_wolfio_ctx.ssl_s = ssl_s;
/* Large number to error out if any syscalls are called with it */
test_memio_wolfio_ctx.fd = 6000;
XMEMSET(&test_memio_wolfio_ctx.peer_addr, 0,
sizeof(test_memio_wolfio_ctx.peer_addr));
test_memio_wolfio_ctx.peer_addr.ss_family = AF_INET;
wolfSSL_dtls_set_using_nonblock(ssl_s, 1);
wolfSSL_SetRecvFrom(ssl_s, test_memio_wolfio_recvfrom);
wolfSSL_SetSendTo(ssl_s, test_memio_wolfio_sendto);
/* Restore default functions */
wolfSSL_SSLSetIORecv(ssl_s, EmbedReceiveFrom);
wolfSSL_SSLSetIOSend(ssl_s, EmbedSendTo);
ExpectIntEQ(wolfSSL_set_fd(ssl_s, test_memio_wolfio_ctx.fd),
WOLFSSL_SUCCESS);
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
wolfSSL_free(ssl_s);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_s);
wolfSSL_CTX_free(ctx_c);
}
#endif
return EXPECT_RESULT();
}
/* DTLS using stateless API handling new addresses with wolfio */
int test_dtls_memio_wolfio_stateless(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS)
size_t i, j;
struct {
method_provider client_meth;
method_provider server_meth;
} params[] = {
#if defined(WOLFSSL_TLS13) && defined(WOLFSSL_DTLS13)
{ wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method },
#endif
#if !defined(WOLFSSL_NO_TLS12) && defined(WOLFSSL_DTLS)
{ wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method },
#endif
#if !defined(NO_OLD_TLS) && defined(WOLFSSL_DTLS)
{ wolfDTLSv1_client_method, wolfDTLSv1_server_method },
#endif
};
XMEMSET(&test_memio_wolfio_ctx, 0, sizeof(test_memio_wolfio_ctx));
for (i = 0; i < XELEM_CNT(params) && !EXPECT_FAIL(); i++) {
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
char chBuf[1000];
int chSz = sizeof(chBuf);
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
params[i].client_meth, params[i].server_meth), 0);
test_memio_wolfio_ctx.test_ctx = &test_ctx;
test_memio_wolfio_ctx.ssl_s = ssl_s;
/* Large number to error out if any syscalls are called with it */
test_memio_wolfio_ctx.fd = 6000;
XMEMSET(&test_memio_wolfio_ctx.peer_addr, 0,
sizeof(test_memio_wolfio_ctx.peer_addr));
test_memio_wolfio_ctx.peer_addr.ss_family = AF_INET;
wolfSSL_dtls_set_using_nonblock(ssl_s, 1);
wolfSSL_SetRecvFrom(ssl_s, test_memio_wolfio_recvfrom);
/* Restore default functions */
wolfSSL_SSLSetIORecv(ssl_s, EmbedReceiveFrom);
ExpectIntEQ(wolfSSL_set_read_fd(ssl_s, test_memio_wolfio_ctx.fd),
WOLFSSL_SUCCESS);
/* start handshake, send first ClientHello */
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(test_memio_copy_message(&test_ctx, 0, chBuf, &chSz, 0), 0);
ExpectIntGT(chSz, 0);
test_memio_clear_buffer(&test_ctx, 0);
/* Send CH from different addresses */
for (j = 0; j < 10 && !EXPECT_FAIL(); j++,
(((SOCKADDR_IN*)&test_memio_wolfio_ctx.peer_addr))->sin_port++) {
const char* hrrBuf = NULL;
int hrrSz = 0;
ExpectIntEQ(test_memio_inject_message(&test_ctx, 0, chBuf, chSz), 0);
ExpectIntEQ(wolfDTLS_accept_stateless(ssl_s), 0);
ExpectIntEQ(test_memio_get_message(&test_ctx, 1, &hrrBuf, &hrrSz, 0), 0);
ExpectNotNull(hrrBuf);
ExpectIntGT(hrrSz, 0);
test_memio_clear_buffer(&test_ctx, 0);
}
test_memio_clear_buffer(&test_ctx, 1);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), 1);
ExpectIntEQ(wolfDTLS_accept_stateless(ssl_s), 0);
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(wolfDTLS_accept_stateless(ssl_s), 1);
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
wolfSSL_free(ssl_s);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_s);
wolfSSL_CTX_free(ctx_c);
}
#endif
return EXPECT_RESULT();
}
int test_dtls_mtu_split_messages(void)
{
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && \
defined(WOLFSSL_DTLS_MTU) && defined(WOLFSSL_NO_DTLS_SIZE_CHECK) && \
defined(HAVE_AESGCM) && defined(HAVE_ECC)
EXPECT_DECLS;
struct {
method_provider client_meth;
method_provider server_meth;
const char* cipher;
} params[] = {
#if defined(WOLFSSL_DTLS13) && defined(WOLFSSL_TLS13)
{ wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method,
"TLS13-AES128-GCM-SHA256" },
#endif
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12)
{ wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method,
"ECDHE-RSA-AES128-GCM-SHA256" },
#if !defined(WOLFSSL_AEAD_ONLY) && !defined(NO_AES) && !defined(NO_SHA)
/* Block cipher test */
{ wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method,
"ECDHE-RSA-AES128-SHA" },
#endif
#endif
};
size_t i;
for (i = 0; i < XELEM_CNT(params) && EXPECT_SUCCESS(); i++) {
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
/* Payload larger than typical MTU to force splitting */
unsigned char payload[200];
unsigned char readBuf[200];
word16 mtu;
int recordLen;
int overhead;
int totalRead;
int ret;
int j;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
XMEMSET(payload, 'A', sizeof(payload));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
params[i].client_meth, params[i].server_meth),
0);
ExpectIntEQ(wolfSSL_set_cipher_list(ssl_c, params[i].cipher), 1);
ExpectIntEQ(wolfSSL_set_cipher_list(ssl_s, params[i].cipher), 1);
/* Complete handshake and clear any leftover records. */
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
test_memio_clear_buffer(&test_ctx, 1);
test_memio_clear_buffer(&test_ctx, 0);
/* Measure application-data record overhead with small payload. */
ExpectIntEQ(wolfSSL_write(ssl_c, payload, 32), 32);
ExpectIntEQ(test_ctx.s_msg_count, 1);
recordLen = test_ctx.s_len;
ExpectIntGT(recordLen, 32);
overhead = recordLen - 32;
/* Reset buffers before MTU-limited send. */
test_memio_clear_buffer(&test_ctx, 0);
test_memio_clear_buffer(&test_ctx, 1);
/* Set MTU to allow only ~50 bytes of payload per record.
* This ensures a 200-byte payload must be split into multiple msgs. */
mtu = (word16)(overhead + 50);
ExpectIntEQ(wolfSSL_dtls_set_mtu(ssl_c, mtu), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_dtls_set_mtu(ssl_s, mtu), WOLFSSL_SUCCESS);
/* Write payload larger than MTU allows in single record.
* With WOLFSSL_NO_DTLS_SIZE_CHECK, this should split into multiple
* messages instead of returning DTLS_SIZE_ERROR. */
ExpectIntEQ(wolfSSL_write(ssl_c, payload, (int)sizeof(payload)),
(int)sizeof(payload));
/* Verify multiple messages were sent */
ExpectIntGT(test_ctx.s_msg_count, 1);
/* Each record should fit within MTU */
for (j = 0; j < test_ctx.s_msg_count && EXPECT_SUCCESS(); j++) {
ExpectIntLE(test_ctx.s_msg_sizes[j], mtu);
}
/* Read all data on server side and verify it matches */
totalRead = 0;
while (totalRead < (int)sizeof(payload) && EXPECT_SUCCESS()) {
ret = wolfSSL_read(ssl_s, readBuf + totalRead,
(int)sizeof(readBuf) - totalRead);
if (ret > 0) {
totalRead += ret;
}
else {
break;
}
}
ExpectIntEQ(totalRead, (int)sizeof(payload));
ExpectIntEQ(XMEMCMP(payload, readBuf, sizeof(payload)), 0);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_s);
}
return EXPECT_RESULT();
#else
return TEST_SKIPPED;
#endif
}
/* Test DTLS 1.3 minimum retransmission interval. This test calls
* wolfSSL_dtls_got_timeout() to simulate timeouts and verify that
* retransmissions are spaced at least DTLS13_MIN_RTX_INTERVAL apart.
* This tests relies on timing of the retransmission logic so it may be
* flaky on very slow systems.
*/
/* RFC 9147 Section 5.3: DTLS 1.3 ServerHello must have empty
* legacy_session_id_echo, even if the ClientHello had a non-empty
* legacy_session_id. */
/* Test that a server built with WOLFSSL_DTLS13_ECHO_LEGACY_SESSION_ID echoes the
* client's legacy_session_id in both the direct ServerHello path and the
* stateless HRR path (which also exercises RestartHandshakeHashWithCookie). */
/* Test that a DTLS 1.3 handshake with an oversized certificate chain does
* not crash or cause out-of-bounds access in SendTls13Certificate. */
/* DTLS counterpart to test_tls_set_session_min_downgrade. Exercises the
* inverted DTLS minor-version comparison (DTLS 1.2 minor 0xFD is "below"
* floor 0xFC = DTLS 1.3). */
int test_dtls_set_session_min_downgrade(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS) && \
defined(WOLFSSL_DTLS13) && defined(HAVE_SESSION_TICKET)
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
WOLFSSL_SESSION *sess = NULL;
struct test_memio_ctx test_ctx;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method), 0);
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
ExpectNotNull(sess = wolfSSL_get1_session(ssl_c));
wolfSSL_free(ssl_c); ssl_c = NULL;
wolfSSL_free(ssl_s); ssl_s = NULL;
wolfSSL_CTX_free(ctx_c); ctx_c = NULL;
wolfSSL_CTX_free(ctx_s); ctx_s = NULL;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLS_client_method, wolfDTLS_server_method), 0);
ExpectIntEQ(wolfSSL_SetMinVersion(ssl_c, WOLFSSL_DTLSV1_3),
WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_set_session(ssl_c, sess), WOLFSSL_FAILURE);
if (ssl_c != NULL)
ExpectIntEQ(ssl_c->options.resuming, 0);
wolfSSL_SESSION_free(sess);
wolfSSL_free(ssl_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_c);
wolfSSL_CTX_free(ctx_s);
#endif
return EXPECT_RESULT();
}
/*----------------------------------------------------------------------------*/
/* DTLS session export / import */
/*----------------------------------------------------------------------------*/
#if defined(WOLFSSL_DTLS) && defined(WOLFSSL_SESSION_EXPORT)
/* canned export of a session using older version 3 */
static unsigned char version_3[] = {
0xA5, 0xA3, 0x01, 0x88, 0x00, 0x3c, 0x00, 0x01,
0x00, 0x00, 0x00, 0x80, 0x0C, 0x00, 0x00, 0x00,
0x00, 0x80, 0x00, 0x1C, 0x00, 0x00, 0x00, 0x00,
0x00, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC0, 0x30,
0x05, 0x09, 0x0A, 0x01, 0x01, 0x00, 0x0D, 0x05,
0xFE, 0xFD, 0x01, 0x25, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00,
0x00, 0x00, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x06, 0x00, 0x05, 0x00, 0x06, 0x00, 0x00,
0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00,
0x00, 0x06, 0x00, 0x01, 0x00, 0x07, 0x00, 0x00,
0x00, 0x30, 0x00, 0x00, 0x00, 0x10, 0x01, 0x01,
0x00, 0x02, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00,
0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x3F,
0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x05,
0x12, 0xCF, 0x22, 0xA1, 0x9F, 0x1C, 0x39, 0x1D,
0x31, 0x11, 0x12, 0x1D, 0x11, 0x18, 0x0D, 0x0B,
0xF3, 0xE1, 0x4D, 0xDC, 0xB1, 0xF1, 0x39, 0x98,
0x91, 0x6C, 0x48, 0xE5, 0xED, 0x11, 0x12, 0xA0,
0x00, 0xF2, 0x25, 0x4C, 0x09, 0x26, 0xD1, 0x74,
0xDF, 0x23, 0x40, 0x15, 0x6A, 0x42, 0x2A, 0x26,
0xA5, 0xAC, 0x56, 0xD5, 0x4A, 0x20, 0xB7, 0xE9,
0xEF, 0xEB, 0xAF, 0xA8, 0x1E, 0x23, 0x7C, 0x04,
0xAA, 0xA1, 0x6D, 0x92, 0x79, 0x7B, 0xFA, 0x80,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
0x0C, 0x79, 0x7B, 0xFA, 0x80, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0xAA, 0xA1, 0x6D,
0x92, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x10, 0x00, 0x20, 0x00, 0x04, 0x00,
0x10, 0x00, 0x10, 0x08, 0x02, 0x05, 0x08, 0x01,
0x30, 0x28, 0x00, 0x00, 0x0F, 0x00, 0x02, 0x00,
0x09, 0x31, 0x32, 0x37, 0x2E, 0x30, 0x2E, 0x30,
0x2E, 0x31, 0xED, 0x4F
};
#endif /* defined(WOLFSSL_DTLS) && defined(WOLFSSL_SESSION_EXPORT) */
int test_wolfSSL_dtls_export(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && defined(WOLFSSL_SESSION_EXPORT)
tcp_ready ready;
func_args client_args;
func_args server_args;
THREAD_TYPE serverThread;
callback_functions server_cbf;
callback_functions client_cbf;
#ifdef WOLFSSL_TIRTOS
fdOpenSession(Task_self());
#endif
InitTcpReady(&ready);
/* set using dtls */
XMEMSET(&client_args, 0, sizeof(func_args));
XMEMSET(&server_args, 0, sizeof(func_args));
XMEMSET(&server_cbf, 0, sizeof(callback_functions));
XMEMSET(&client_cbf, 0, sizeof(callback_functions));
server_cbf.method = wolfDTLSv1_2_server_method;
client_cbf.method = wolfDTLSv1_2_client_method;
server_args.callbacks = &server_cbf;
client_args.callbacks = &client_cbf;
server_args.signal = &ready;
client_args.signal = &ready;
start_thread(run_wolfssl_server, &server_args, &serverThread);
wait_tcp_ready(&server_args);
run_wolfssl_client(&client_args);
join_thread(serverThread);
ExpectTrue(client_args.return_code);
ExpectTrue(server_args.return_code);
FreeTcpReady(&ready);
#ifdef WOLFSSL_TIRTOS
fdOpenSession(Task_self());
#endif
if (EXPECT_SUCCESS()) {
SOCKET_T sockfd = 0;
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
char msg[64] = "hello wolfssl!";
char reply[1024];
int msgSz = (int)XSTRLEN(msg);
byte *session, *window;
unsigned int sessionSz = 0;
unsigned int windowSz = 0;
#ifndef TEST_IPV6
struct sockaddr_in peerAddr;
#else
struct sockaddr_in6 peerAddr;
#endif /* TEST_IPV6 */
int i;
/* Set ctx to DTLS 1.2 */
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_server_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
/* test importing version 3 */
ExpectIntGE(wolfSSL_dtls_import(ssl, version_3, sizeof(version_3)), 0);
/* test importing bad length and bad version */
version_3[2]++;
ExpectIntLT(wolfSSL_dtls_import(ssl, version_3, sizeof(version_3)), 0);
version_3[2]--; version_3[1] = 0XA0;
ExpectIntLT(wolfSSL_dtls_import(ssl, version_3, sizeof(version_3)), 0);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
/* check storing client state after connection and storing window only */
#ifdef WOLFSSL_TIRTOS
fdOpenSession(Task_self());
#endif
InitTcpReady(&ready);
/* set using dtls */
XMEMSET(&server_args, 0, sizeof(func_args));
XMEMSET(&server_cbf, 0, sizeof(callback_functions));
server_cbf.method = wolfDTLSv1_2_server_method;
server_cbf.doUdp = 1;
server_args.callbacks = &server_cbf;
server_args.argc = 3; /* set loop_count to 3 */
server_args.signal = &ready;
start_thread(test_server_nofail, &server_args, &serverThread);
wait_tcp_ready(&server_args);
/* create and connect with client */
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectIntEQ(WOLFSSL_SUCCESS,
wolfSSL_CTX_load_verify_locations(ctx, caCertFile, 0));
ExpectIntEQ(WOLFSSL_SUCCESS,
wolfSSL_CTX_use_certificate_file(ctx, cliCertFile, SSL_FILETYPE_PEM));
ExpectIntEQ(WOLFSSL_SUCCESS,
wolfSSL_CTX_use_PrivateKey_file(ctx, cliKeyFile, SSL_FILETYPE_PEM));
tcp_connect(&sockfd, wolfSSLIP, server_args.signal->port, 1, 0, NULL);
ExpectNotNull(ssl = wolfSSL_new(ctx));
ExpectIntEQ(wolfSSL_set_fd(ssl, sockfd), WOLFSSL_SUCCESS);
/* store server information connected too */
XMEMSET(&peerAddr, 0, sizeof(peerAddr));
#ifndef TEST_IPV6
peerAddr.sin_family = AF_INET;
ExpectIntEQ(XINET_PTON(AF_INET, wolfSSLIP, &peerAddr.sin_addr),1);
peerAddr.sin_port = XHTONS(server_args.signal->port);
#else
peerAddr.sin6_family = AF_INET6;
ExpectIntEQ(
XINET_PTON(AF_INET6, wolfSSLIP, &peerAddr.sin6_addr),1);
peerAddr.sin6_port = XHTONS(server_args.signal->port);
#endif
ExpectIntEQ(wolfSSL_dtls_set_peer(ssl, &peerAddr, sizeof(peerAddr)),
WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_connect(ssl), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_dtls_export(ssl, NULL, &sessionSz), 0);
session = (byte*)XMALLOC(sessionSz, HEAP_HINT, DYNAMIC_TYPE_TMP_BUFFER);
ExpectIntGT(wolfSSL_dtls_export(ssl, session, &sessionSz), 0);
ExpectIntEQ(wolfSSL_write(ssl, msg, msgSz), msgSz);
ExpectIntGT(wolfSSL_read(ssl, reply, sizeof(reply)), 0);
ExpectIntEQ(wolfSSL_dtls_export_state_only(ssl, NULL, &windowSz), 0);
window = (byte*)XMALLOC(windowSz, HEAP_HINT, DYNAMIC_TYPE_TMP_BUFFER);
ExpectIntGT(wolfSSL_dtls_export_state_only(ssl, window, &windowSz), 0);
wolfSSL_free(ssl);
for (i = 1; EXPECT_SUCCESS() && i < server_args.argc; i++) {
/* restore state */
ExpectNotNull(ssl = wolfSSL_new(ctx));
ExpectIntGT(wolfSSL_dtls_import(ssl, session, sessionSz), 0);
ExpectIntGT(wolfSSL_dtls_import(ssl, window, windowSz), 0);
ExpectIntEQ(wolfSSL_set_fd(ssl, sockfd), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_dtls_set_peer(ssl, &peerAddr, sizeof(peerAddr)),
WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_write(ssl, msg, msgSz), msgSz);
ExpectIntGE(wolfSSL_read(ssl, reply, sizeof(reply)), 0);
ExpectIntGT(wolfSSL_dtls_export_state_only(ssl, window, &windowSz), 0);
wolfSSL_free(ssl);
}
XFREE(session, HEAP_HINT, DYNAMIC_TYPE_TMP_BUFFER);
XFREE(window, HEAP_HINT, DYNAMIC_TYPE_TMP_BUFFER);
wolfSSL_CTX_free(ctx);
fprintf(stderr, "done and waiting for server\n");
join_thread(serverThread);
ExpectIntEQ(server_args.return_code, TEST_SUCCESS);
FreeTcpReady(&ready);
#ifdef WOLFSSL_TIRTOS
fdOpenSession(Task_self());
#endif
}
#endif
return EXPECT_RESULT();
}
#if defined(WOLFSSL_DTLS) && defined(WOLFSSL_SESSION_EXPORT) && \
defined(HAVE_SSL_MEMIO_TESTS_DEPENDENCIES)
/* Dummy peer functions to satisfy the exporter/importer */
static int test_wolfSSL_dtls_export_peers_get_peer(WOLFSSL* ssl, char* ip,
int* ipSz, unsigned short* port, int* fam)
{
(void)ssl;
ip[0] = -1;
*ipSz = 1;
*port = 1;
*fam = 2;
return 1;
}
static int test_wolfSSL_dtls_export_peers_set_peer(WOLFSSL* ssl, char* ip,
int ipSz, unsigned short port, int fam)
{
(void)ssl;
if (ip[0] != -1 || ipSz != 1 || port != 1 || fam != 2)
return 0;
return 1;
}
static int test_wolfSSL_dtls_export_peers_on_handshake(WOLFSSL_CTX **ctx,
WOLFSSL **ssl)
{
EXPECT_DECLS;
unsigned char* sessionBuf = NULL;
unsigned int sessionSz = 0;
void* ioWriteCtx = wolfSSL_GetIOWriteCtx(*ssl);
void* ioReadCtx = wolfSSL_GetIOReadCtx(*ssl);
wolfSSL_CTX_SetIOGetPeer(*ctx, test_wolfSSL_dtls_export_peers_get_peer);
wolfSSL_CTX_SetIOSetPeer(*ctx, test_wolfSSL_dtls_export_peers_set_peer);
ExpectIntGE(wolfSSL_dtls_export(*ssl, NULL, &sessionSz), 0);
ExpectNotNull(sessionBuf =
(unsigned char*)XMALLOC(sessionSz, HEAP_HINT, DYNAMIC_TYPE_TMP_BUFFER));
ExpectIntGE(wolfSSL_dtls_export(*ssl, sessionBuf, &sessionSz), 0);
wolfSSL_free(*ssl);
*ssl = NULL;
ExpectNotNull(*ssl = wolfSSL_new(*ctx));
ExpectIntGE(wolfSSL_dtls_import(*ssl, sessionBuf, sessionSz), 0);
wolfSSL_SetIOWriteCtx(*ssl, ioWriteCtx);
wolfSSL_SetIOReadCtx(*ssl, ioReadCtx);
XFREE(sessionBuf, HEAP_HINT, DYNAMIC_TYPE_TMP_BUFFER);
return EXPECT_RESULT();
}
#endif
int test_wolfSSL_dtls_export_peers(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && defined(WOLFSSL_SESSION_EXPORT) && \
defined(HAVE_SSL_MEMIO_TESTS_DEPENDENCIES)
test_ssl_cbf client_cbf;
test_ssl_cbf server_cbf;
size_t i, j;
struct test_params {
method_provider client_meth;
method_provider server_meth;
const char* dtls_version;
} params[] = {
#ifndef NO_OLD_TLS
{wolfDTLSv1_client_method, wolfDTLSv1_server_method, "1.0"},
#endif
{wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method, "1.2"},
/* TODO DTLS 1.3 exporting not supported
#ifdef WOLFSSL_DTLS13
{wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method, "1.3"},
#endif
*/
};
for (i = 0; i < sizeof(params)/sizeof(*params); i++) {
for (j = 0; j <= 3; j++) {
XMEMSET(&client_cbf, 0, sizeof(client_cbf));
XMEMSET(&server_cbf, 0, sizeof(server_cbf));
printf("\n\tTesting DTLS %s connection;", params[i].dtls_version);
client_cbf.method = params[i].client_meth;
server_cbf.method = params[i].server_meth;
if (j & 0x1) {
client_cbf.on_handshake =
test_wolfSSL_dtls_export_peers_on_handshake;
printf(" With client export;");
}
if (j & 0x2) {
server_cbf.on_handshake =
test_wolfSSL_dtls_export_peers_on_handshake;
printf(" With server export;");
}
printf("\n");
ExpectIntEQ(test_wolfSSL_client_server_nofail_memio(&client_cbf,
&server_cbf, NULL), TEST_SUCCESS);
if (!EXPECT_SUCCESS())
break;
}
}
#endif
return EXPECT_RESULT();
}
/* Test that ImportKeyState correctly skips extra window words when importing
* state from a peer compiled with a larger WOLFSSL_DTLS_WINDOW_WORDS. */
int test_wolfSSL_dtls_import_state_extra_window_words(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && defined(WOLFSSL_SESSION_EXPORT)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
unsigned int stateSz = 0;
byte* state = NULL;
byte* modified = NULL;
unsigned int modifiedSz;
word16 origKeyLen;
word16 origTotalLen;
/* Offset from start of key state data to the first wordCount field.
* Layout: 4 sequence numbers (16 bytes) + DTLS-specific fields (42 bytes) +
* encryptSz(4) + padSz(4) + encryptionOn(1) + decryptedCur(1) = 68 */
const int keyStateWindowOffset = 68;
/* Buffer header: 2 proto + 2 total_len + 2 key_len = 6 */
const int headerSz = 6;
int idx, modIdx;
int extraPerWindow = 2 * (int)sizeof(word32); /* 8 bytes extra per window */
int totalExtra = extraPerWindow * 2; /* 16 bytes extra total */
/* Create DTLS context and SSL object */
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_server_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
/* Get required buffer size and export state-only */
ExpectIntEQ(wolfSSL_dtls_export_state_only(ssl, NULL, &stateSz), 0);
ExpectIntGT((int)stateSz, 0);
state = (byte*)XMALLOC(stateSz, HEAP_HINT, DYNAMIC_TYPE_TMP_BUFFER);
ExpectNotNull(state);
ExpectIntGT(wolfSSL_dtls_export_state_only(ssl, state, &stateSz), 0);
/* Build a modified buffer that simulates a peer with
* WOLFSSL_DTLS_WINDOW_WORDS = WOLFSSL_DTLS_WINDOW_WORDS + 2.
* Each window section gets 2 extra word32 values (8 bytes).
* Two windows => 16 extra bytes total. */
modifiedSz = stateSz + totalExtra;
modified = (byte*)XMALLOC(modifiedSz, HEAP_HINT, DYNAMIC_TYPE_TMP_BUFFER);
ExpectNotNull(modified);
if (EXPECT_SUCCESS()) {
int windowWords = WOLFSSL_DTLS_WINDOW_WORDS;
int windowDataSz = windowWords * (int)sizeof(word32);
XMEMSET(modified, 0, modifiedSz);
/* Copy protocol/version bytes (first 2 bytes) */
XMEMCPY(modified, state, 2);
/* Read original total length and key state length */
ato16(state + 2, &origTotalLen);
ato16(state + 4, &origKeyLen);
/* Write updated total length and key state length */
c16toa((word16)(origTotalLen + totalExtra), modified + 2);
c16toa((word16)(origKeyLen + totalExtra), modified + 4);
/* Copy key state data up to first window section */
idx = headerSz;
modIdx = headerSz;
XMEMCPY(modified + modIdx, state + idx, keyStateWindowOffset);
idx += keyStateWindowOffset;
modIdx += keyStateWindowOffset;
/* First window: write increased wordCount */
c16toa((word16)(windowWords + 2), modified + modIdx);
idx += OPAQUE16_LEN;
modIdx += OPAQUE16_LEN;
/* Copy original window data */
XMEMCPY(modified + modIdx, state + idx, windowDataSz);
idx += windowDataSz;
modIdx += windowDataSz;
/* Insert 2 extra word32 padding values */
XMEMSET(modified + modIdx, 0, extraPerWindow);
modIdx += extraPerWindow;
/* Second window (prevWindow): same transformation */
c16toa((word16)(windowWords + 2), modified + modIdx);
idx += OPAQUE16_LEN;
modIdx += OPAQUE16_LEN;
XMEMCPY(modified + modIdx, state + idx, windowDataSz);
idx += windowDataSz;
modIdx += windowDataSz;
XMEMSET(modified + modIdx, 0, extraPerWindow);
modIdx += extraPerWindow;
/* Copy remainder of key state (after both windows) */
XMEMCPY(modified + modIdx, state + idx, stateSz - idx);
}
/* Import the modified state - should succeed with the fix */
wolfSSL_free(ssl);
ssl = NULL;
ExpectNotNull(ssl = wolfSSL_new(ctx));
ExpectIntGT(wolfSSL_dtls_import(ssl, modified, modifiedSz), 0);
XFREE(state, HEAP_HINT, DYNAMIC_TYPE_TMP_BUFFER);
XFREE(modified, HEAP_HINT, DYNAMIC_TYPE_TMP_BUFFER);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
/*----------------------------------------------------------------------------*/
/* DTLS either-side method and cookie generation */
/*----------------------------------------------------------------------------*/
int test_wolfSSL_DTLS_either_side(void)
{
EXPECT_DECLS;
#if (defined(OPENSSL_EXTRA) || defined(WOLFSSL_EITHER_SIDE)) && \
defined(HAVE_SSL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS)
test_ssl_cbf client_cb;
test_ssl_cbf server_cb;
XMEMSET(&client_cb, 0, sizeof(client_cb));
XMEMSET(&server_cb, 0, sizeof(server_cb));
/* Use different CTX for client and server */
client_cb.ctx = wolfSSL_CTX_new(wolfDTLS_method());
ExpectNotNull(client_cb.ctx);
server_cb.ctx = wolfSSL_CTX_new(wolfDTLS_method());
ExpectNotNull(server_cb.ctx);
/* we are responsible for free'ing WOLFSSL_CTX */
server_cb.isSharedCtx = client_cb.isSharedCtx = 1;
ExpectIntEQ(test_wolfSSL_client_server_nofail_memio(&client_cb,
&server_cb, NULL), TEST_SUCCESS);
wolfSSL_CTX_free(client_cb.ctx);
wolfSSL_CTX_free(server_cb.ctx);
#endif
return EXPECT_RESULT();
}
int test_generate_cookie(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && defined(OPENSSL_EXTRA) && defined(USE_WOLFSSL_IO)
SSL_CTX* ctx = NULL;
SSL* ssl = NULL;
byte buf[FOURK_BUF] = {0};
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLS_method()));
ExpectNotNull(ssl = SSL_new(ctx));
/* Test unconnected */
ExpectIntEQ(EmbedGenerateCookie(ssl, buf, FOURK_BUF, NULL), WC_NO_ERR_TRACE(GEN_COOKIE_E));
wolfSSL_CTX_SetGenCookie(ctx, EmbedGenerateCookie);
wolfSSL_SetCookieCtx(ssl, ctx);
ExpectNotNull(wolfSSL_GetCookieCtx(ssl));
ExpectNull(wolfSSL_GetCookieCtx(NULL));
SSL_free(ssl);
SSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
/*----------------------------------------------------------------------------*/
/* DTLS handshake: MTU, plaintext, fragments, bad records, AEAD, stateless */
/*----------------------------------------------------------------------------*/
int test_wolfSSL_dtls_set_mtu(void)
{
EXPECT_DECLS;
#if (defined(WOLFSSL_DTLS_MTU) || defined(WOLFSSL_SCTP)) && \
!defined(NO_WOLFSSL_SERVER) && defined(WOLFSSL_DTLS) && \
!defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
const char* testCertFile;
const char* testKeyFile;
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_server_method()));
#ifndef NO_RSA
testCertFile = svrCertFile;
testKeyFile = svrKeyFile;
#elif defined(HAVE_ECC)
testCertFile = eccCertFile;
testKeyFile = eccKeyFile;
#endif
if (testCertFile != NULL && testKeyFile != NULL) {
ExpectTrue(wolfSSL_CTX_use_certificate_file(ctx, testCertFile,
WOLFSSL_FILETYPE_PEM));
ExpectTrue(wolfSSL_CTX_use_PrivateKey_file(ctx, testKeyFile,
WOLFSSL_FILETYPE_PEM));
}
ExpectNotNull(ssl = wolfSSL_new(ctx));
ExpectIntEQ(wolfSSL_CTX_dtls_set_mtu(NULL, 1488), WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wolfSSL_dtls_set_mtu(NULL, 1488), WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wolfSSL_CTX_dtls_set_mtu(ctx, 20000), WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wolfSSL_dtls_set_mtu(ssl, 20000), WC_NO_ERR_TRACE(WOLFSSL_FAILURE));
ExpectIntEQ(wolfSSL_get_error(ssl, WC_NO_ERR_TRACE(WOLFSSL_FAILURE)), WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wolfSSL_CTX_dtls_set_mtu(ctx, 1488), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_dtls_set_mtu(ssl, 1488), WOLFSSL_SUCCESS);
#ifdef OPENSSL_EXTRA
ExpectIntEQ(SSL_set_mtu(ssl, 1488), WOLFSSL_SUCCESS);
#endif
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
#if defined(HAVE_IO_TESTS_DEPENDENCIES) && !defined(SINGLE_THREADED) && \
defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12)
static WC_INLINE void generateDTLSMsg(byte* out, int outSz, word32 seq,
enum HandShakeType hsType, word16 length)
{
size_t idx = 0;
byte* l;
/* record layer */
/* handshake type */
out[idx++] = handshake;
/* protocol version */
out[idx++] = 0xfe;
out[idx++] = 0xfd; /* DTLS 1.2 */
/* epoch 0 */
XMEMSET(out + idx, 0, 2);
idx += 2;
/* sequence number */
XMEMSET(out + idx, 0, 6);
c32toa(seq, out + idx + 2);
idx += 6;
/* length in BE */
if (length)
c16toa(length, out + idx);
else
c16toa(outSz - idx - 2, out + idx);
idx += 2;
/* handshake layer */
/* handshake type */
out[idx++] = (byte)hsType;
/* length */
l = out + idx;
idx += 3;
/* message seq */
c16toa(0, out + idx);
idx += 2;
/* frag offset */
c32to24(0, out + idx);
idx += 3;
/* frag length */
c32to24((word32)outSz - (word32)idx - 3, l);
c32to24((word32)outSz - (word32)idx - 3, out + idx);
idx += 3;
XMEMSET(out + idx, 0, outSz - idx);
}
static void test_wolfSSL_dtls_plaintext_server(WOLFSSL* ssl)
{
byte msg[] = "This is a msg for the client";
byte reply[40];
AssertIntGT(wolfSSL_read(ssl, reply, sizeof(reply)),0);
reply[sizeof(reply) - 1] = '\0';
fprintf(stderr, "Client message: %s\n", reply);
AssertIntEQ(wolfSSL_write(ssl, msg, sizeof(msg)), sizeof(msg));
}
static void test_wolfSSL_dtls_plaintext_client(WOLFSSL* ssl)
{
byte ch[50];
int fd = wolfSSL_get_wfd(ssl);
byte msg[] = "This is a msg for the server";
byte reply[40];
AssertIntGE(fd, 0);
generateDTLSMsg(ch, sizeof(ch), 20, client_hello, 0);
/* Server should ignore this datagram */
AssertIntEQ(send(fd, (MESSAGE_TYPE_CAST)ch, sizeof(ch), 0), sizeof(ch));
generateDTLSMsg(ch, sizeof(ch), 20, client_hello, 10000);
/* Server should ignore this datagram */
AssertIntEQ(send(fd, (MESSAGE_TYPE_CAST)ch, sizeof(ch), 0), sizeof(ch));
AssertIntEQ(wolfSSL_write(ssl, msg, sizeof(msg)), sizeof(msg));
AssertIntGT(wolfSSL_read(ssl, reply, sizeof(reply)),0);
reply[sizeof(reply) - 1] = '\0';
fprintf(stderr, "Server response: %s\n", reply);
}
int test_wolfSSL_dtls_plaintext(void)
{
callback_functions func_cb_client;
callback_functions func_cb_server;
size_t i;
struct test_params {
method_provider client_meth;
method_provider server_meth;
ssl_callback on_result_server;
ssl_callback on_result_client;
} params[] = {
{wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method,
test_wolfSSL_dtls_plaintext_server,
test_wolfSSL_dtls_plaintext_client},
};
for (i = 0; i < sizeof(params)/sizeof(*params); i++) {
XMEMSET(&func_cb_client, 0, sizeof(callback_functions));
XMEMSET(&func_cb_server, 0, sizeof(callback_functions));
func_cb_client.doUdp = func_cb_server.doUdp = 1;
func_cb_server.method = params[i].server_meth;
func_cb_client.method = params[i].client_meth;
func_cb_client.on_result = params[i].on_result_client;
func_cb_server.on_result = params[i].on_result_server;
test_wolfSSL_client_server_nofail(&func_cb_client, &func_cb_server);
if (!func_cb_client.return_code)
return TEST_FAIL;
if (!func_cb_server.return_code)
return TEST_FAIL;
}
return TEST_RES_CHECK(1);
}
#else
int test_wolfSSL_dtls_plaintext(void)
{
return TEST_SKIPPED;
}
#endif
#if defined(HAVE_IO_TESTS_DEPENDENCIES) && !defined(SINGLE_THREADED) && \
defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12)
static void test_wolfSSL_dtls12_fragments_spammer(WOLFSSL* ssl)
{
byte b[1100]; /* buffer for the messages to send */
size_t idx = 0;
size_t seq_offset = 0;
size_t msg_offset = 0;
int i;
int fd = wolfSSL_get_wfd(ssl);
int ret = wolfSSL_connect_cert(ssl); /* This gets us past the cookie */
word32 seq_number = 100; /* start high so server definitely reads this */
word16 msg_number = 50; /* start high so server has to buffer this */
AssertIntEQ(ret, 1);
/* Now let's start spamming the peer with fragments it needs to store */
XMEMSET(b, -1, sizeof(b));
/* record layer */
/* handshake type */
b[idx++] = 22;
/* protocol version */
b[idx++] = 0xfe;
b[idx++] = 0xfd; /* DTLS 1.2 */
/* epoch 0 */
XMEMSET(b + idx, 0, 2);
idx += 2;
/* sequence number */
XMEMSET(b + idx, 0, 6);
seq_offset = idx + 2; /* increment only the low 32 bits */
idx += 6;
/* static length in BE */
c16toa(42, b + idx);
idx += 2;
/* handshake layer */
/* cert type */
b[idx++] = 11;
/* length */
c32to24(1000, b + idx);
idx += 3;
/* message seq */
c16toa(0, b + idx);
msg_offset = idx;
idx += 2;
/* frag offset */
c32to24(500, b + idx);
idx += 3;
/* frag length */
c32to24(30, b + idx);
idx += 3;
(void)idx; /* inhibit clang-analyzer-deadcode.DeadStores */
for (i = 0; i < DTLS_POOL_SZ * 2 && ret > 0;
seq_number++, msg_number++, i++) {
struct timespec delay;
XMEMSET(&delay, 0, sizeof(delay));
delay.tv_nsec = 10000000; /* wait 0.01 seconds */
c32toa(seq_number, b + seq_offset);
c16toa(msg_number, b + msg_offset);
ret = (int)send(fd, (MESSAGE_TYPE_CAST)b, 55, 0);
nanosleep(&delay, NULL);
}
}
#ifdef WOLFSSL_DTLS13
static void test_wolfSSL_dtls13_fragments_spammer(WOLFSSL* ssl)
{
const word16 sendCountMax = 100;
byte b[150]; /* buffer for the messages to send */
size_t idx = 0;
size_t msg_offset = 0;
int fd = wolfSSL_get_wfd(ssl);
word16 msg_number = 10; /* start high so server has to buffer this */
int ret = wolfSSL_connect_cert(ssl); /* This gets us past the cookie */
AssertIntEQ(ret, 1);
/* Now let's start spamming the peer with fragments it needs to store */
XMEMSET(b, -1, sizeof(b));
/* handshake type */
b[idx++] = 11;
/* length */
c32to24(10000, b + idx);
idx += 3;
/* message_seq */
msg_offset = idx;
idx += 2;
/* fragment_offset */
c32to24(5000, b + idx);
idx += 3;
/* fragment_length */
c32to24(100, b + idx);
idx += 3;
/* fragment contents */
idx += 100;
for (; ret > 0 && msg_number < sendCountMax; msg_number++) {
byte sendBuf[150];
int sendSz = sizeof(sendBuf);
struct timespec delay;
XMEMSET(&delay, 0, sizeof(delay));
delay.tv_nsec = 10000000; /* wait 0.01 seconds */
c16toa(msg_number, b + msg_offset);
ret = sendSz = BuildTls13Message(ssl, sendBuf, sendSz, b,
(int)idx, handshake, 0, 0, 0);
if (sendSz > 0)
ret = (int)send(fd, (MESSAGE_TYPE_CAST)sendBuf, (size_t)sendSz, 0);
nanosleep(&delay, NULL);
}
}
#endif
int test_wolfSSL_dtls_fragments(void)
{
EXPECT_DECLS;
callback_functions func_cb_client;
callback_functions func_cb_server;
size_t i;
struct test_params {
method_provider client_meth;
method_provider server_meth;
ssl_callback spammer;
} params[] = {
#if !defined(WOLFSSL_NO_TLS12)
{wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method,
test_wolfSSL_dtls12_fragments_spammer},
#endif
#ifdef WOLFSSL_DTLS13
{wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method,
test_wolfSSL_dtls13_fragments_spammer},
#endif
};
for (i = 0; i < sizeof(params)/sizeof(*params); i++) {
XMEMSET(&func_cb_client, 0, sizeof(callback_functions));
XMEMSET(&func_cb_server, 0, sizeof(callback_functions));
func_cb_client.doUdp = func_cb_server.doUdp = 1;
func_cb_server.method = params[i].server_meth;
func_cb_client.method = params[i].client_meth;
func_cb_client.ssl_ready = params[i].spammer;
test_wolfSSL_client_server_nofail(&func_cb_client, &func_cb_server);
/* If the client failed, check that the error it encountered was from
* the server aborting, resulting in a socket error, fatal error or
* reading a close notify alert.
*
* Under slow execution (e.g. valgrind + noasm), the server may
* still be processing fragments when the client completes its
* handshake and write, so the client may succeed -- in that
* case return_code is TEST_SUCCESS and these checks don't apply.
*/
if (func_cb_client.return_code == TEST_FAIL) {
if (func_cb_client.last_err != WC_NO_ERR_TRACE(SOCKET_ERROR_E) &&
func_cb_client.last_err != WOLFSSL_ERROR_ZERO_RETURN &&
func_cb_client.last_err != WC_NO_ERR_TRACE(FATAL_ERROR)) {
ExpectIntEQ(func_cb_client.last_err, WC_NO_ERR_TRACE(SOCKET_ERROR_E));
}
}
/* Check the server returned an error indicating the msg buffer
* was full.
*
* Under slow execution (e.g. valgrind + noasm), the real handshake
* from wolfSSL_negotiate() may complete before enough spam fragments
* accumulate to trigger DTLS_TOO_MANY_FRAGMENTS_E. Accept both
* outcomes: server hit the fragment limit, or completed normally.
*/
if (func_cb_server.return_code == TEST_FAIL) {
ExpectIntEQ(func_cb_server.last_err, WC_NO_ERR_TRACE(DTLS_TOO_MANY_FRAGMENTS_E));
}
if (EXPECT_FAIL())
break;
}
return EXPECT_RESULT();
}
static void test_wolfSSL_dtls_send_alert(WOLFSSL* ssl)
{
int fd, ret;
byte alert_msg[] = {
0x15, /* alert type */
0xfe, 0xfd, /* version */
0x00, 0x00, /* epoch */
0x00, 0x00, 0x00, 0x00, 0x00, 0x01, /* seq number */
0x00, 0x02, /* length */
0x02, /* level: fatal */
0x46 /* protocol version */
};
fd = wolfSSL_get_wfd(ssl);
AssertIntGE(fd, 0);
ret = (int)send(fd, (MESSAGE_TYPE_CAST)alert_msg, sizeof(alert_msg), 0);
AssertIntGT(ret, 0);
}
static int _test_wolfSSL_ignore_alert_before_cookie(byte version12)
{
callback_functions client_cbs, server_cbs;
XMEMSET(&client_cbs, 0, sizeof(client_cbs));
XMEMSET(&server_cbs, 0, sizeof(server_cbs));
client_cbs.doUdp = server_cbs.doUdp = 1;
if (version12) {
#if !defined(WOLFSSL_NO_TLS12)
client_cbs.method = wolfDTLSv1_2_client_method;
server_cbs.method = wolfDTLSv1_2_server_method;
#else
return TEST_SKIPPED;
#endif
}
else
{
#ifdef WOLFSSL_DTLS13
client_cbs.method = wolfDTLSv1_3_client_method;
server_cbs.method = wolfDTLSv1_3_server_method;
#else
return TEST_SKIPPED;
#endif /* WOLFSSL_DTLS13 */
}
client_cbs.ssl_ready = test_wolfSSL_dtls_send_alert;
test_wolfSSL_client_server_nofail(&client_cbs, &server_cbs);
if (!client_cbs.return_code)
return TEST_FAIL;
if (!server_cbs.return_code)
return TEST_FAIL;
return TEST_SUCCESS;
}
int test_wolfSSL_ignore_alert_before_cookie(void)
{
int ret;
ret =_test_wolfSSL_ignore_alert_before_cookie(0);
if (ret != 0)
return ret;
ret =_test_wolfSSL_ignore_alert_before_cookie(1);
if (ret != 0)
return ret;
return 0;
}
static void test_wolfSSL_send_bad_record(WOLFSSL* ssl)
{
int ret;
int fd;
byte bad_msg[] = {
0x17, /* app data */
0xaa, 0xfd, /* bad version */
0x00, 0x01, /* epoch 1 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x55, /* not seen seq number */
0x00, 0x26, /* length: 38 bytes */
0xae, 0x30, 0x31, 0xb1, 0xf1, 0xb9, 0x6f, 0xda, 0x17, 0x19, 0xd9, 0x57,
0xa9, 0x9d, 0x5c, 0x51, 0x9b, 0x53, 0x63, 0xa5, 0x24, 0x70, 0xa1,
0xae, 0xdf, 0x1c, 0xb9, 0xfc, 0xe3, 0xd7, 0x77, 0x6d, 0xb6, 0x89, 0x0f,
0x03, 0x18, 0x72
};
fd = wolfSSL_get_wfd(ssl);
AssertIntGE(fd, 0);
ret = (int)send(fd, (MESSAGE_TYPE_CAST)bad_msg, sizeof(bad_msg), 0);
AssertIntEQ(ret, sizeof(bad_msg));
ret = wolfSSL_write(ssl, "badrecordtest", sizeof("badrecordtest"));
AssertIntEQ(ret, sizeof("badrecordtest"));
}
static void test_wolfSSL_read_string(WOLFSSL* ssl)
{
byte buf[100];
int ret;
ret = wolfSSL_read(ssl, buf, sizeof(buf));
AssertIntGT(ret, 0);
AssertIntEQ(strcmp((char*)buf, "badrecordtest"), 0);
}
static int _test_wolfSSL_dtls_bad_record(
method_provider client_method, method_provider server_method)
{
callback_functions client_cbs, server_cbs;
XMEMSET(&client_cbs, 0, sizeof(client_cbs));
XMEMSET(&server_cbs, 0, sizeof(server_cbs));
client_cbs.doUdp = server_cbs.doUdp = 1;
client_cbs.method = client_method;
server_cbs.method = server_method;
client_cbs.on_result = test_wolfSSL_send_bad_record;
server_cbs.on_result = test_wolfSSL_read_string;
test_wolfSSL_client_server_nofail(&client_cbs, &server_cbs);
if (!client_cbs.return_code)
return TEST_FAIL;
if (!server_cbs.return_code)
return TEST_FAIL;
return TEST_SUCCESS;
}
int test_wolfSSL_dtls_bad_record(void)
{
int ret = TEST_SUCCESS;
#if !defined(WOLFSSL_NO_TLS12)
ret = _test_wolfSSL_dtls_bad_record(wolfDTLSv1_2_client_method,
wolfDTLSv1_2_server_method);
#endif
#ifdef WOLFSSL_DTLS13
if (ret == TEST_SUCCESS) {
ret = _test_wolfSSL_dtls_bad_record(wolfDTLSv1_3_client_method,
wolfDTLSv1_3_server_method);
}
#endif /* WOLFSSL_DTLS13 */
return ret;
}
#else
int test_wolfSSL_dtls_fragments(void)
{
return TEST_SKIPPED;
}
int test_wolfSSL_ignore_alert_before_cookie(void)
{
return TEST_SKIPPED;
}
int test_wolfSSL_dtls_bad_record(void)
{
return TEST_SKIPPED;
}
#endif
#if defined(WOLFSSL_DTLS13) && !defined(WOLFSSL_TLS13_IGNORE_AEAD_LIMITS) && \
!defined(NO_WOLFSSL_CLIENT) && !defined(NO_WOLFSSL_SERVER) && \
defined(HAVE_IO_TESTS_DEPENDENCIES)
static volatile int test_AEAD_seq_num = 0;
#ifdef WOLFSSL_NO_ATOMICS
static volatile int test_AEAD_done = 0;
#else
wolfSSL_Atomic_Int test_AEAD_done = WOLFSSL_ATOMIC_INITIALIZER(0);
#endif
#ifdef WOLFSSL_MUTEX_INITIALIZER
static wolfSSL_Mutex test_AEAD_mutex = WOLFSSL_MUTEX_INITIALIZER(test_AEAD_mutex);
#endif
static int test_AEAD_fail_decryption = 0;
static int test_AEAD_cbiorecv(WOLFSSL *ssl, char *buf, int sz, void *ctx)
{
int fd = wolfSSL_get_fd(ssl);
int ret = -1;
if (fd >= 0 && (ret = (int)recv(fd, buf, sz, 0)) > 0) {
if (test_AEAD_fail_decryption) {
/* Modify the packet to trigger a decryption failure */
buf[ret/2] ^= 0xFF;
if (test_AEAD_fail_decryption == 1)
test_AEAD_fail_decryption = 0;
}
}
(void)ctx;
return ret;
}
static void test_AEAD_get_limits(WOLFSSL* ssl, w64wrapper* hardLimit,
w64wrapper* keyUpdateLimit, w64wrapper* sendLimit)
{
if (sendLimit)
w64Zero(sendLimit);
switch (ssl->specs.bulk_cipher_algorithm) {
case wolfssl_aes_gcm:
if (sendLimit)
*sendLimit = AEAD_AES_LIMIT;
FALL_THROUGH;
case wolfssl_chacha:
if (hardLimit)
*hardLimit = DTLS_AEAD_AES_GCM_CHACHA_FAIL_LIMIT;
if (keyUpdateLimit)
*keyUpdateLimit = DTLS_AEAD_AES_GCM_CHACHA_FAIL_KU_LIMIT;
break;
case wolfssl_aes_ccm:
if (sendLimit)
*sendLimit = DTLS_AEAD_AES_CCM_LIMIT;
if (ssl->specs.aead_mac_size == AES_CCM_8_AUTH_SZ) {
if (hardLimit)
*hardLimit = DTLS_AEAD_AES_CCM_8_FAIL_LIMIT;
if (keyUpdateLimit)
*keyUpdateLimit = DTLS_AEAD_AES_CCM_8_FAIL_KU_LIMIT;
}
else {
if (hardLimit)
*hardLimit = DTLS_AEAD_AES_CCM_FAIL_LIMIT;
if (keyUpdateLimit)
*keyUpdateLimit = DTLS_AEAD_AES_CCM_FAIL_KU_LIMIT;
}
break;
default:
fprintf(stderr, "Unrecognized bulk cipher");
AssertFalse(1);
break;
}
}
static void test_AEAD_limit_client(WOLFSSL* ssl)
{
int ret;
int i;
int didReKey = 0;
char msgBuf[20];
w64wrapper hardLimit;
w64wrapper keyUpdateLimit;
w64wrapper counter;
w64wrapper sendLimit;
test_AEAD_get_limits(ssl, &hardLimit, &keyUpdateLimit, &sendLimit);
w64Zero(&counter);
AssertTrue(w64Equal(Dtls13GetEpoch(ssl, ssl->dtls13Epoch)->dropCount, counter));
wolfSSL_SSLSetIORecv(ssl, test_AEAD_cbiorecv);
for (i = 0; i < 10; i++) {
/* Test some failed decryptions */
test_AEAD_fail_decryption = 1;
w64Increment(&counter);
ret = wolfSSL_read(ssl, msgBuf, sizeof(msgBuf));
/* Should succeed since decryption failures are dropped */
AssertIntGT(ret, 0);
AssertTrue(w64Equal(Dtls13GetEpoch(ssl, ssl->dtls13PeerEpoch)->dropCount, counter));
}
test_AEAD_fail_decryption = 1;
Dtls13GetEpoch(ssl, ssl->dtls13PeerEpoch)->dropCount = keyUpdateLimit;
w64Increment(&Dtls13GetEpoch(ssl, ssl->dtls13PeerEpoch)->dropCount);
/* 100 read calls should be enough to complete the key update */
w64Zero(&counter);
for (i = 0; i < 100; i++) {
/* Key update should be sent and negotiated */
ret = wolfSSL_read(ssl, msgBuf, sizeof(msgBuf));
AssertIntGT(ret, 0);
/* Epoch after one key update is 4 */
if (w64Equal(ssl->dtls13PeerEpoch, w64From32(0, 4)) &&
w64Equal(Dtls13GetEpoch(ssl, ssl->dtls13PeerEpoch)->dropCount, counter)) {
didReKey = 1;
break;
}
}
AssertTrue(didReKey);
if (!w64IsZero(sendLimit)) {
/* Test the sending limit for AEAD ciphers */
#ifdef WOLFSSL_MUTEX_INITIALIZER
(void)wc_LockMutex(&test_AEAD_mutex);
#endif
Dtls13GetEpoch(ssl, ssl->dtls13Epoch)->nextSeqNumber = sendLimit;
test_AEAD_seq_num = 1;
XMEMSET(msgBuf, 0, sizeof(msgBuf));
ret = wolfSSL_write(ssl, msgBuf, sizeof(msgBuf));
AssertIntGT(ret, 0);
didReKey = 0;
w64Zero(&counter);
#ifdef WOLFSSL_MUTEX_INITIALIZER
wc_UnLockMutex(&test_AEAD_mutex);
#endif
/* 100 read calls should be enough to complete the key update */
for (i = 0; i < 100; i++) {
/* Key update should be sent and negotiated */
ret = wolfSSL_read(ssl, msgBuf, sizeof(msgBuf));
AssertIntGT(ret, 0);
/* Epoch after another key update is 5 */
if (w64Equal(ssl->dtls13Epoch, w64From32(0, 5)) &&
w64Equal(Dtls13GetEpoch(ssl, ssl->dtls13Epoch)->dropCount, counter)) {
didReKey = 1;
break;
}
}
AssertTrue(didReKey);
}
test_AEAD_fail_decryption = 2;
Dtls13GetEpoch(ssl, ssl->dtls13PeerEpoch)->dropCount = hardLimit;
w64Decrement(&Dtls13GetEpoch(ssl, ssl->dtls13PeerEpoch)->dropCount);
/* Connection should fail with a DECRYPT_ERROR */
ret = wolfSSL_read(ssl, msgBuf, sizeof(msgBuf));
AssertIntEQ(ret, WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR));
AssertIntEQ(wolfSSL_get_error(ssl, ret), WC_NO_ERR_TRACE(DECRYPT_ERROR));
#ifdef WOLFSSL_ATOMIC_INITIALIZER
WOLFSSL_ATOMIC_STORE(test_AEAD_done, 1);
#else
test_AEAD_done = 1;
#endif
}
int counter = 0;
static void test_AEAD_limit_server(WOLFSSL* ssl)
{
char msgBuf[] = "Sending data";
int ret = WOLFSSL_SUCCESS;
w64wrapper sendLimit;
SOCKET_T fd = wolfSSL_get_fd(ssl);
struct timespec delay;
XMEMSET(&delay, 0, sizeof(delay));
delay.tv_nsec = 100000000; /* wait 0.1 seconds */
tcp_set_nonblocking(&fd); /* So that read doesn't block */
wolfSSL_dtls_set_using_nonblock(ssl, 1);
test_AEAD_get_limits(ssl, NULL, NULL, &sendLimit);
while (!
#ifdef WOLFSSL_ATOMIC_INITIALIZER
WOLFSSL_ATOMIC_LOAD(test_AEAD_done)
#else
test_AEAD_done
#endif
&& ret > 0)
{
counter++;
#ifdef WOLFSSL_MUTEX_INITIALIZER
(void)wc_LockMutex(&test_AEAD_mutex);
#endif
if (test_AEAD_seq_num) {
/* We need to update the seq number so that we can understand the
* peer. Otherwise we will incorrectly interpret the seq number. */
Dtls13Epoch* e = Dtls13GetEpoch(ssl, ssl->dtls13PeerEpoch);
AssertNotNull(e);
e->nextPeerSeqNumber = sendLimit;
test_AEAD_seq_num = 0;
}
#ifdef WOLFSSL_MUTEX_INITIALIZER
wc_UnLockMutex(&test_AEAD_mutex);
#endif
(void)wolfSSL_read(ssl, msgBuf, sizeof(msgBuf));
ret = wolfSSL_write(ssl, msgBuf, sizeof(msgBuf));
nanosleep(&delay, NULL);
}
}
int test_wolfSSL_dtls_AEAD_limit(void)
{
callback_functions func_cb_client;
callback_functions func_cb_server;
XMEMSET(&func_cb_client, 0, sizeof(callback_functions));
XMEMSET(&func_cb_server, 0, sizeof(callback_functions));
func_cb_client.doUdp = func_cb_server.doUdp = 1;
func_cb_server.method = wolfDTLSv1_3_server_method;
func_cb_client.method = wolfDTLSv1_3_client_method;
func_cb_server.on_result = test_AEAD_limit_server;
func_cb_client.on_result = test_AEAD_limit_client;
test_wolfSSL_client_server_nofail(&func_cb_client, &func_cb_server);
if (!func_cb_client.return_code)
return TEST_FAIL;
if (!func_cb_server.return_code)
return TEST_FAIL;
return TEST_SUCCESS;
}
#else
int test_wolfSSL_dtls_AEAD_limit(void)
{
return TEST_SKIPPED;
}
#endif
#if defined(WOLFSSL_DTLS) && \
defined(HAVE_IO_TESTS_DEPENDENCIES) && !defined(SINGLE_THREADED) && \
!defined(DEBUG_VECTOR_REGISTER_ACCESS_FUZZING)
static void test_wolfSSL_dtls_send_ch(WOLFSSL* ssl)
{
int fd, ret;
byte ch_msg[] = {
0x16, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
0xfa, 0x01, 0x00, 0x01, 0xee, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
0xee, 0xfe, 0xfd, 0xc0, 0xca, 0xb5, 0x6f, 0x3d, 0x23, 0xcc, 0x53, 0x9a,
0x67, 0x17, 0x70, 0xd3, 0xfb, 0x23, 0x16, 0x9e, 0x4e, 0xd6, 0x7e, 0x29,
0xab, 0xfa, 0x4c, 0xa5, 0x84, 0x95, 0xc3, 0xdb, 0x21, 0x9a, 0x52, 0x00,
0x00, 0x00, 0x36, 0x13, 0x01, 0x13, 0x02, 0x13, 0x03, 0xc0, 0x2c, 0xc0,
0x2b, 0xc0, 0x30, 0xc0, 0x2f, 0x00, 0x9f, 0x00, 0x9e, 0xcc, 0xa9, 0xcc,
0xa8, 0xcc, 0xaa, 0xc0, 0x27, 0xc0, 0x23, 0xc0, 0x28, 0xc0, 0x24, 0xc0,
0x0a, 0xc0, 0x09, 0xc0, 0x14, 0xc0, 0x13, 0x00, 0x6b, 0x00, 0x67, 0x00,
0x39, 0x00, 0x33, 0xcc, 0x14, 0xcc, 0x13, 0xcc, 0x15, 0x01, 0x00, 0x01,
0x8e, 0x00, 0x2b, 0x00, 0x03, 0x02, 0xfe, 0xfc, 0x00, 0x0d, 0x00, 0x20,
0x00, 0x1e, 0x06, 0x03, 0x05, 0x03, 0x04, 0x03, 0x02, 0x03, 0x08, 0x06,
0x08, 0x0b, 0x08, 0x05, 0x08, 0x0a, 0x08, 0x04, 0x08, 0x09, 0x06, 0x01,
0x05, 0x01, 0x04, 0x01, 0x03, 0x01, 0x02, 0x01, 0x00, 0x0a, 0x00, 0x0c,
0x00, 0x0a, 0x00, 0x19, 0x00, 0x18, 0x00, 0x17, 0x00, 0x15, 0x01, 0x00,
0x00, 0x16, 0x00, 0x00, 0x00, 0x33, 0x01, 0x4b, 0x01, 0x49, 0x00, 0x17,
0x00, 0x41, 0x04, 0x96, 0xcb, 0x2e, 0x4e, 0xd9, 0x88, 0x71, 0xc7, 0xf3,
0x1a, 0x16, 0xdd, 0x7a, 0x7c, 0xf7, 0x67, 0x8a, 0x5d, 0x9a, 0x55, 0xa6,
0x4a, 0x90, 0xd9, 0xfb, 0xc7, 0xfb, 0xbe, 0x09, 0xa9, 0x8a, 0xb5, 0x7a,
0xd1, 0xde, 0x83, 0x74, 0x27, 0x31, 0x1c, 0xaa, 0xae, 0xef, 0x58, 0x43,
0x13, 0x7d, 0x15, 0x4d, 0x7f, 0x68, 0xf6, 0x8a, 0x38, 0xef, 0x0e, 0xb3,
0xcf, 0xb8, 0x4a, 0xa9, 0xb4, 0xd7, 0xcb, 0x01, 0x00, 0x01, 0x00, 0x1d,
0x0a, 0x22, 0x8a, 0xd1, 0x78, 0x85, 0x1e, 0x5a, 0xe1, 0x1d, 0x1e, 0xb7,
0x2d, 0xbc, 0x5f, 0x52, 0xbc, 0x97, 0x5d, 0x8b, 0x6a, 0x8b, 0x9d, 0x1e,
0xb1, 0xfc, 0x8a, 0xb2, 0x56, 0xcd, 0xed, 0x4b, 0xfb, 0x66, 0x3f, 0x59,
0x3f, 0x15, 0x5d, 0x09, 0x9e, 0x2f, 0x60, 0x5b, 0x31, 0x81, 0x27, 0xf0,
0x1c, 0xda, 0xcd, 0x48, 0x66, 0xc6, 0xbb, 0x25, 0xf0, 0x5f, 0xda, 0x4c,
0xcf, 0x1d, 0x88, 0xc8, 0xda, 0x1b, 0x53, 0xea, 0xbd, 0xce, 0x6d, 0xf6,
0x4a, 0x76, 0xdb, 0x75, 0x99, 0xaf, 0xcf, 0x76, 0x4a, 0xfb, 0xe3, 0xef,
0xb2, 0xcb, 0xae, 0x4a, 0xc0, 0xe8, 0x63, 0x1f, 0xd6, 0xe8, 0xe6, 0x45,
0xf9, 0xea, 0x0d, 0x06, 0x19, 0xfc, 0xb1, 0xfd, 0x5d, 0x92, 0x89, 0x7b,
0xc7, 0x9f, 0x1a, 0xb3, 0x2b, 0xc7, 0xad, 0x0e, 0xfb, 0x13, 0x41, 0x83,
0x84, 0x58, 0x3a, 0x25, 0xb9, 0x49, 0x35, 0x1c, 0x23, 0xcb, 0xd6, 0xe7,
0xc2, 0x8c, 0x4b, 0x2a, 0x73, 0xa1, 0xdf, 0x4f, 0x73, 0x9b, 0xb3, 0xd2,
0xb2, 0x95, 0x00, 0x3c, 0x26, 0x09, 0x89, 0x71, 0x05, 0x39, 0xc8, 0x98,
0x8f, 0xed, 0x32, 0x15, 0x78, 0xcd, 0xd3, 0x7e, 0xfb, 0x5a, 0x78, 0x2a,
0xdc, 0xca, 0x20, 0x09, 0xb5, 0x14, 0xf9, 0xd4, 0x58, 0xf6, 0x69, 0xf8,
0x65, 0x9f, 0xb7, 0xe4, 0x93, 0xf1, 0xa3, 0x84, 0x7e, 0x1b, 0x23, 0x5d,
0xea, 0x59, 0x3e, 0x4d, 0xca, 0xfd, 0xa5, 0x55, 0xdd, 0x99, 0xb5, 0x02,
0xf8, 0x0d, 0xe5, 0xf4, 0x06, 0xb0, 0x43, 0x9e, 0x2e, 0xbf, 0x05, 0x33,
0x65, 0x7b, 0x13, 0x8c, 0xf9, 0x16, 0x4d, 0xc5, 0x15, 0x0b, 0x40, 0x2f,
0x66, 0x94, 0xf2, 0x43, 0x95, 0xe7, 0xa9, 0xb6, 0x39, 0x99, 0x73, 0xb3,
0xb0, 0x06, 0xfe, 0x52, 0x9e, 0x57, 0xba, 0x75, 0xfd, 0x76, 0x7b, 0x20,
0x31, 0x68, 0x4c
};
fd = wolfSSL_get_wfd(ssl);
AssertIntGE(fd, 0);
ret = (int)send(fd, (MESSAGE_TYPE_CAST)ch_msg, sizeof(ch_msg), 0);
AssertIntGT(ret, 0);
/* consume the HRR otherwise handshake will fail */
ret = (int)recv(fd, (MESSAGE_TYPE_CAST)ch_msg, sizeof(ch_msg), 0);
AssertIntGT(ret, 0);
}
#if defined(WOLFSSL_DTLS13) && defined(WOLFSSL_SEND_HRR_COOKIE)
static void test_wolfSSL_dtls_send_ch_with_invalid_cookie(WOLFSSL* ssl)
{
int fd, ret;
byte ch_msh_invalid_cookie[] = {
0x16, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02,
0x4e, 0x01, 0x00, 0x02, 0x42, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x02,
0x42, 0xfe, 0xfd, 0x69, 0xca, 0x77, 0x60, 0x6f, 0xfc, 0xd1, 0x5b, 0x60,
0x5d, 0xf1, 0xa6, 0x5c, 0x44, 0x71, 0xae, 0xca, 0x62, 0x19, 0x0c, 0xb6,
0xf7, 0x2c, 0xa6, 0xd5, 0xd2, 0x99, 0x9d, 0x18, 0xae, 0xac, 0x11, 0x00,
0x00, 0x00, 0x36, 0x13, 0x01, 0x13, 0x02, 0x13, 0x03, 0xc0, 0x2c, 0xc0,
0x2b, 0xc0, 0x30, 0xc0, 0x2f, 0x00, 0x9f, 0x00, 0x9e, 0xcc, 0xa9, 0xcc,
0xa8, 0xcc, 0xaa, 0xc0, 0x27, 0xc0, 0x23, 0xc0, 0x28, 0xc0, 0x24, 0xc0,
0x0a, 0xc0, 0x09, 0xc0, 0x14, 0xc0, 0x13, 0x00, 0x6b, 0x00, 0x67, 0x00,
0x39, 0x00, 0x33, 0xcc, 0x14, 0xcc, 0x13, 0xcc, 0x15, 0x01, 0x00, 0x01,
0xe2, 0x00, 0x2b, 0x00, 0x03, 0x02, 0xfe, 0xfc, 0x00, 0x0d, 0x00, 0x20,
0x00, 0x1e, 0x06, 0x03, 0x05, 0x03, 0x04, 0x03, 0x02, 0x03, 0x08, 0x06,
0x08, 0x0b, 0x08, 0x05, 0x08, 0x0a, 0x08, 0x04, 0x08, 0x09, 0x06, 0x01,
0x05, 0x01, 0x04, 0x01, 0x03, 0x01, 0x02, 0x01, 0x00, 0x2c, 0x00, 0x45,
0x00, 0x43, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x2d, 0x00,
0x03, 0x02, 0x00, 0x01, 0x00, 0x0a, 0x00, 0x0c, 0x00, 0x0a, 0x00, 0x19,
0x00, 0x18, 0x00, 0x17, 0x00, 0x15, 0x01, 0x00, 0x00, 0x16, 0x00, 0x00,
0x00, 0x33, 0x01, 0x4b, 0x01, 0x49, 0x00, 0x17, 0x00, 0x41, 0x04, 0x7c,
0x5a, 0xc2, 0x5a, 0xfd, 0xcd, 0x2b, 0x08, 0xb2, 0xeb, 0x8e, 0xc0, 0x02,
0x03, 0x9d, 0xb1, 0xc1, 0x0d, 0x7b, 0x7f, 0x46, 0x43, 0xdf, 0xf3, 0xee,
0x2b, 0x78, 0x0e, 0x29, 0x8c, 0x42, 0x11, 0x2c, 0xde, 0xd7, 0x41, 0x0f,
0x28, 0x94, 0x80, 0x41, 0x70, 0xc4, 0x17, 0xfd, 0x6d, 0xfa, 0xee, 0x9a,
0xf2, 0xc4, 0x15, 0x4c, 0x5f, 0x54, 0xb6, 0x78, 0x6e, 0xf9, 0x63, 0x27,
0x33, 0xb8, 0x7b, 0x01, 0x00, 0x01, 0x00, 0xd4, 0x46, 0x62, 0x9c, 0xbf,
0x8f, 0x1b, 0x65, 0x9b, 0xf0, 0x29, 0x64, 0xd8, 0x50, 0x0e, 0x74, 0xf1,
0x58, 0x10, 0xc9, 0xd9, 0x82, 0x5b, 0xd9, 0xbe, 0x14, 0xdf, 0xde, 0x86,
0xb4, 0x2e, 0x15, 0xee, 0x4f, 0xf6, 0x74, 0x9e, 0x59, 0x11, 0x36, 0x2d,
0xb9, 0x67, 0xaa, 0x5a, 0x09, 0x9b, 0x45, 0xf1, 0x01, 0x4c, 0x4e, 0xf6,
0xda, 0x6a, 0xae, 0xa7, 0x73, 0x7b, 0x2e, 0xb6, 0x24, 0x89, 0x99, 0xb7,
0x52, 0x16, 0x62, 0x0a, 0xab, 0x58, 0xf8, 0x3f, 0x10, 0x5b, 0x83, 0xfd,
0x7b, 0x81, 0x77, 0x81, 0x8d, 0xef, 0x24, 0x56, 0x6d, 0xba, 0x49, 0xd4,
0x8b, 0xb5, 0xa0, 0xb1, 0xc9, 0x8c, 0x32, 0x95, 0x1c, 0x5e, 0x0a, 0x4b,
0xf6, 0x00, 0x50, 0x0a, 0x87, 0x99, 0x59, 0xcf, 0x6f, 0x9d, 0x02, 0xd0,
0x1b, 0xa1, 0x96, 0x45, 0x28, 0x76, 0x40, 0x33, 0x28, 0xc9, 0xa1, 0xfd,
0x46, 0xab, 0x2c, 0x9e, 0x5e, 0xc6, 0x74, 0x19, 0x9a, 0xf5, 0x9b, 0x51,
0x11, 0x4f, 0xc8, 0xb9, 0x99, 0x6b, 0x4e, 0x3e, 0x31, 0x64, 0xb4, 0x92,
0xf4, 0x0d, 0x41, 0x4b, 0x2c, 0x65, 0x23, 0xf7, 0x47, 0xe3, 0xa5, 0x2e,
0xe4, 0x9c, 0x2b, 0xc9, 0x41, 0x22, 0x83, 0x8a, 0x23, 0xef, 0x29, 0x7e,
0x4f, 0x3f, 0xa3, 0xbf, 0x73, 0x2b, 0xd7, 0xcc, 0xc8, 0xc6, 0xe9, 0xbc,
0x01, 0xb7, 0x32, 0x63, 0xd4, 0x7e, 0x7f, 0x9a, 0xaf, 0x5f, 0x05, 0x31,
0x53, 0xd6, 0x1f, 0xa2, 0xd0, 0xdf, 0x67, 0x56, 0xf1, 0x9c, 0x4a, 0x9d,
0x83, 0xb4, 0xef, 0xb3, 0xf2, 0xcc, 0xf1, 0x91, 0x6c, 0x47, 0xc3, 0x8b,
0xd0, 0x92, 0x79, 0x3d, 0xa0, 0xc0, 0x3a, 0x57, 0x26, 0x6d, 0x0a, 0xad,
0x5f, 0xad, 0xb4, 0x74, 0x48, 0x4a, 0x51, 0xe1, 0xb5, 0x82, 0x0a, 0x4c,
0x4f, 0x9d, 0xaf, 0xee, 0x5a, 0xa2, 0x4d, 0x4d, 0x5f, 0xe0, 0x17, 0x00,
0x23, 0x00, 0x00
};
byte alert_reply[50];
byte expected_alert_reply[] = {
0x15, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00,
0x02, 0x02, 0x2f
};
fd = wolfSSL_get_wfd(ssl);
if (fd >= 0) {
ret = (int)send(fd, (MESSAGE_TYPE_CAST)ch_msh_invalid_cookie,
sizeof(ch_msh_invalid_cookie), 0);
AssertIntGT(ret, 0);
/* should reply with an illegal_parameter reply */
ret = (int)recv(fd, (MESSAGE_TYPE_CAST)alert_reply, sizeof(alert_reply), 0);
AssertIntEQ(ret, sizeof(expected_alert_reply));
AssertIntEQ(XMEMCMP(alert_reply, expected_alert_reply,
sizeof(expected_alert_reply)), 0);
}
}
#endif
static word32 test_wolfSSL_dtls_stateless_HashWOLFSSL(const WOLFSSL* ssl)
{
#ifndef NO_MD5
enum wc_HashType hashType = WC_HASH_TYPE_MD5;
#elif !defined(NO_SHA)
enum wc_HashType hashType = WC_HASH_TYPE_SHA;
#elif !defined(NO_SHA256)
enum wc_HashType hashType = WC_HASH_TYPE_SHA256;
#else
#error "We need a digest to hash the WOLFSSL object"
#endif
byte hashBuf[WC_MAX_DIGEST_SIZE];
wc_HashAlg hash;
const TLSX* exts = ssl->extensions;
WOLFSSL sslCopy; /* Use a copy to omit certain fields */
#ifndef WOLFSSL_SMALL_STACK_CACHE
HS_Hashes* hsHashes = ssl->hsHashes; /* Is re-allocated in
* InitHandshakeHashes */
#endif
XMEMCPY(&sslCopy, ssl, sizeof(*ssl));
XMEMSET(hashBuf, 0, sizeof(hashBuf));
/* Following fields are not important to compare */
XMEMSET(sslCopy.buffers.inputBuffer.staticBuffer, 0, STATIC_BUFFER_LEN);
sslCopy.buffers.inputBuffer.buffer = NULL;
sslCopy.buffers.inputBuffer.bufferSize = 0;
sslCopy.buffers.inputBuffer.dynamicFlag = 0;
sslCopy.buffers.inputBuffer.offset = 0;
XMEMSET(sslCopy.buffers.outputBuffer.staticBuffer, 0, STATIC_BUFFER_LEN);
sslCopy.buffers.outputBuffer.buffer = NULL;
sslCopy.buffers.outputBuffer.bufferSize = 0;
sslCopy.buffers.outputBuffer.dynamicFlag = 0;
sslCopy.buffers.outputBuffer.offset = 0;
sslCopy.error = 0;
sslCopy.curSize = 0;
sslCopy.curStartIdx = 0;
sslCopy.keys.curSeq_lo = 0;
XMEMSET(&sslCopy.curRL, 0, sizeof(sslCopy.curRL));
#ifdef WOLFSSL_DTLS13
XMEMSET(&sslCopy.keys.curSeq, 0, sizeof(sslCopy.keys.curSeq));
sslCopy.dtls13FastTimeout = 0;
#endif
sslCopy.keys.dtls_peer_handshake_number = 0;
XMEMSET(&sslCopy.alert_history, 0, sizeof(sslCopy.alert_history));
sslCopy.hsHashes = NULL;
#if !defined(WOLFSSL_NO_CLIENT_AUTH) && \
((defined(WOLFSSL_SM2) && defined(WOLFSSL_SM3)) || \
(defined(HAVE_ED25519) && !defined(NO_ED25519_CLIENT_AUTH)) || \
(defined(HAVE_ED448) && !defined(NO_ED448_CLIENT_AUTH)))
sslCopy.options.cacheMessages = 0;
#endif
#ifdef WOLFSSL_ASYNC_IO
#ifdef WOLFSSL_ASYNC_CRYPT
sslCopy.asyncDev = NULL;
#endif
sslCopy.async = NULL;
#endif
AssertIntEQ(wc_HashInit(&hash, hashType), 0);
AssertIntEQ(wc_HashUpdate(&hash, hashType, (byte*)&sslCopy, sizeof(sslCopy)), 0);
/* hash extension list */
while (exts != NULL) {
AssertIntEQ(wc_HashUpdate(&hash, hashType, (byte*)exts, sizeof(*exts)), 0);
exts = exts->next;
}
/* Hash suites */
if (sslCopy.suites != NULL) {
AssertIntEQ(wc_HashUpdate(&hash, hashType, (byte*)sslCopy.suites,
sizeof(struct Suites)), 0);
}
#ifdef WOLFSSL_SMALL_STACK_CACHE
/* with WOLFSSL_SMALL_STACK_CACHE, the SHA-2 objects always differ after
* initialization because of cached W and (for SHA512) X buffers.
*/
#else
/* Hash hsHashes */
AssertIntEQ(wc_HashUpdate(&hash, hashType, (byte*)hsHashes,
sizeof(*hsHashes)), 0);
#endif
AssertIntEQ(wc_HashFinal(&hash, hashType, hashBuf), 0);
AssertIntEQ(wc_HashFree(&hash, hashType), 0);
return MakeWordFromHash(hashBuf);
}
static CallbackIORecv test_wolfSSL_dtls_compare_stateless_cb;
static int test_wolfSSL_dtls_compare_stateless_cb_call_once;
static int test_wolfSSL_dtls_compare_stateless_read_cb_once(WOLFSSL *ssl,
char *buf, int sz, void *ctx)
{
if (test_wolfSSL_dtls_compare_stateless_cb_call_once) {
test_wolfSSL_dtls_compare_stateless_cb_call_once = 0;
return test_wolfSSL_dtls_compare_stateless_cb(ssl, buf, sz, ctx);
}
else {
return WOLFSSL_CBIO_ERR_WANT_READ;
}
}
static void test_wolfSSL_dtls_compare_stateless(WOLFSSL* ssl)
{
/* Compare the ssl object before and after one ClientHello msg */
SOCKET_T fd = wolfSSL_get_fd(ssl);
int res;
int err;
word32 initHash;
test_wolfSSL_dtls_compare_stateless_cb = ssl->CBIORecv;
test_wolfSSL_dtls_compare_stateless_cb_call_once = 1;
wolfSSL_dtls_set_using_nonblock(ssl, 1);
ssl->CBIORecv = test_wolfSSL_dtls_compare_stateless_read_cb_once;
initHash = test_wolfSSL_dtls_stateless_HashWOLFSSL(ssl);
(void)initHash;
res = tcp_select(fd, 5);
/* We are expecting a msg. A timeout indicates failure. */
AssertIntEQ(res, TEST_RECV_READY);
res = wolfSSL_accept(ssl);
err = wolfSSL_get_error(ssl, res);
AssertIntEQ(res, WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR));
AssertIntEQ(err, WOLFSSL_ERROR_WANT_READ);
AssertIntEQ(initHash, test_wolfSSL_dtls_stateless_HashWOLFSSL(ssl));
wolfSSL_dtls_set_using_nonblock(ssl, 0);
ssl->CBIORecv = test_wolfSSL_dtls_compare_stateless_cb;
}
#if defined(WOLFSSL_DTLS13) && defined(WOLFSSL_SEND_HRR_COOKIE)
static void test_wolfSSL_dtls_enable_hrrcookie(WOLFSSL* ssl)
{
int ret;
ret = wolfSSL_send_hrr_cookie(ssl, NULL, 0);
AssertIntEQ(ret, WOLFSSL_SUCCESS);
test_wolfSSL_dtls_compare_stateless(ssl);
}
#endif
int test_wolfSSL_dtls_stateless(void)
{
callback_functions client_cbs, server_cbs;
size_t i;
struct {
method_provider client_meth;
method_provider server_meth;
ssl_callback client_ssl_ready;
ssl_callback server_ssl_ready;
} test_params[] = {
#if !defined(WOLFSSL_NO_TLS12)
{wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method,
test_wolfSSL_dtls_send_ch, test_wolfSSL_dtls_compare_stateless},
#endif
#if defined(WOLFSSL_DTLS13) && defined(WOLFSSL_SEND_HRR_COOKIE)
{wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method,
test_wolfSSL_dtls_send_ch, test_wolfSSL_dtls_enable_hrrcookie},
{wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method,
test_wolfSSL_dtls_send_ch_with_invalid_cookie, test_wolfSSL_dtls_enable_hrrcookie},
#endif
};
if (0 == sizeof(test_params)){
return TEST_SKIPPED;
}
for (i = 0; i < sizeof(test_params)/sizeof(*test_params); i++) {
XMEMSET(&client_cbs, 0, sizeof(client_cbs));
XMEMSET(&server_cbs, 0, sizeof(server_cbs));
client_cbs.doUdp = server_cbs.doUdp = 1;
client_cbs.method = test_params[i].client_meth;
server_cbs.method = test_params[i].server_meth;
client_cbs.ssl_ready = test_params[i].client_ssl_ready;
server_cbs.ssl_ready = test_params[i].server_ssl_ready;
test_wolfSSL_client_server_nofail(&client_cbs, &server_cbs);
if (!client_cbs.return_code)
return TEST_FAIL;
if (!server_cbs.return_code)
return TEST_FAIL;
}
return TEST_SUCCESS;
}
/* DTLS stateless API handling multiple CHs with different HRR groups */
int test_wolfSSL_dtls_stateless_hrr_group(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_SEND_HRR_COOKIE)
size_t i;
word32 initHash = 0;
struct {
method_provider client_meth;
method_provider server_meth;
} params[] = {
#if defined(WOLFSSL_TLS13) && defined(WOLFSSL_DTLS13)
{ wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method },
#endif
#if !defined(WOLFSSL_NO_TLS12) && defined(WOLFSSL_DTLS)
{ wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method },
#endif
};
for (i = 0; i < XELEM_CNT(params) && !EXPECT_FAIL(); i++) {
WOLFSSL_CTX *ctx_s = NULL, *ctx_c = NULL;
WOLFSSL *ssl_s = NULL, *ssl_c = NULL, *ssl_c2 = NULL;
struct test_memio_ctx test_ctx;
int groups_1[] = {
WOLFSSL_ECC_SECP256R1,
WOLFSSL_ECC_SECP384R1,
WOLFSSL_ECC_SECP521R1
};
int groups_2[] = {
WOLFSSL_ECC_SECP384R1,
WOLFSSL_ECC_SECP521R1
};
char hrrBuf[1000];
int hrrSz = sizeof(hrrBuf);
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
params[i].client_meth, params[i].server_meth), 0);
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, NULL, &ssl_c2, NULL,
params[i].client_meth, params[i].server_meth), 0);
wolfSSL_SetLoggingPrefix("server");
wolfSSL_dtls_set_using_nonblock(ssl_s, 1);
if (EXPECT_SUCCESS()) {
initHash = test_wolfSSL_dtls_stateless_HashWOLFSSL(ssl_s);
}
/* Set groups and disable key shares. This ensures that only the given
* groups are in the SupportedGroups extension and that an empty key
* share extension is sent in the initial ClientHello of each session.
* This triggers the server to send a HelloRetryRequest with the first
* group in the SupportedGroups extension selected. */
wolfSSL_SetLoggingPrefix("client1");
ExpectIntEQ(wolfSSL_set_groups(ssl_c, groups_1, 3), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_NoKeyShares(ssl_c), WOLFSSL_SUCCESS);
wolfSSL_SetLoggingPrefix("client2");
ExpectIntEQ(wolfSSL_set_groups(ssl_c2, groups_2, 2), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_NoKeyShares(ssl_c2), WOLFSSL_SUCCESS);
/* Start handshake, send first ClientHello */
wolfSSL_SetLoggingPrefix("client1");
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* Read first ClientHello, send HRR with WOLFSSL_ECC_SECP256R1 */
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfDTLS_accept_stateless(ssl_s), 0);
ExpectIntEQ(test_memio_copy_message(&test_ctx, 1, hrrBuf, &hrrSz, 0), 0);
ExpectIntGT(hrrSz, 0);
ExpectIntEQ(initHash, test_wolfSSL_dtls_stateless_HashWOLFSSL(ssl_s));
test_memio_clear_buffer(&test_ctx, 1);
/* Send second ClientHello */
wolfSSL_SetLoggingPrefix("client2");
ExpectIntEQ(wolfSSL_connect(ssl_c2), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c2, -1), WOLFSSL_ERROR_WANT_READ);
/* Read second ClientHello, send HRR now with WOLFSSL_ECC_SECP384R1 */
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfDTLS_accept_stateless(ssl_s), 0);
ExpectIntEQ(initHash, test_wolfSSL_dtls_stateless_HashWOLFSSL(ssl_s));
test_memio_clear_buffer(&test_ctx, 1);
/* Complete first handshake with WOLFSSL_ECC_SECP256R1 */
wolfSSL_SetLoggingPrefix("client1");
ExpectIntEQ(test_memio_inject_message(&test_ctx, 1, hrrBuf, hrrSz), 0);
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
wolfSSL_SetLoggingPrefix("server");
ExpectIntEQ(wolfDTLS_accept_stateless(ssl_s), WOLFSSL_SUCCESS);
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
wolfSSL_free(ssl_s);
wolfSSL_free(ssl_c);
wolfSSL_free(ssl_c2);
wolfSSL_CTX_free(ctx_s);
wolfSSL_CTX_free(ctx_c);
}
#endif /* WOLFSSL_SEND_HRR_COOKIE */
return EXPECT_RESULT();
}
#else
int test_wolfSSL_dtls_stateless(void)
{
return TEST_SKIPPED;
}
int test_wolfSSL_dtls_stateless_hrr_group(void)
{
return TEST_SKIPPED;
}
#endif /* WOLFSSL_DTLS13 && WOLFSSL_SEND_HRR_COOKIE &&
* HAVE_IO_TESTS_DEPENDENCIES && !SINGLE_THREADED */
/*----------------------------------------------------------------------------*/
/* DTLS window updates, fragment buckets, stateless resume/downgrade, alerts */
/*----------------------------------------------------------------------------*/
#ifdef WOLFSSL_DTLS
/* Prints out the current window */
static void DUW_TEST_print_window_binary(word32 h, word32 l, word32* w) {
#ifdef WOLFSSL_DEBUG_DTLS_WINDOW
int i;
for (i = WOLFSSL_DTLS_WINDOW_WORDS - 1; i >= 0; i--) {
word32 b = w[i];
int j;
/* Prints out a 32 bit binary number in big endian order */
for (j = 0; j < 32; j++, b <<= 1) {
if (b & (((word32)1) << 31))
fprintf(stderr, "1");
else
fprintf(stderr, "0");
}
fprintf(stderr, " ");
}
fprintf(stderr, "cur_hi %u cur_lo %u\n", h, l);
#else
(void)h;
(void)l;
(void)w;
#endif
}
/* a - cur_hi
* b - cur_lo
* c - next_hi
* d - next_lo
* e - window
* f - expected next_hi
* g - expected next_lo
* h - expected window[1]
* i - expected window[0]
*/
#define DUW_TEST(a,b,c,d,e,f,g,h,i) do { \
ExpectIntEQ(wolfSSL_DtlsUpdateWindow((a), (b), &(c), &(d), (e)), 1); \
DUW_TEST_print_window_binary((a), (b), (e)); \
ExpectIntEQ((c), (f)); \
ExpectIntEQ((d), (g)); \
ExpectIntEQ((e)[1], (h)); \
ExpectIntEQ((e)[0], (i)); \
} while (0)
int test_wolfSSL_DtlsUpdateWindow(void)
{
EXPECT_DECLS;
word32 window[WOLFSSL_DTLS_WINDOW_WORDS];
word32 next_lo = 0;
word16 next_hi = 0;
#ifdef WOLFSSL_DEBUG_DTLS_WINDOW
fprintf(stderr, "\n");
#endif
XMEMSET(window, 0, sizeof window);
DUW_TEST(0, 0, next_hi, next_lo, window, 0, 1, 0, 0x01);
DUW_TEST(0, 1, next_hi, next_lo, window, 0, 2, 0, 0x03);
DUW_TEST(0, 5, next_hi, next_lo, window, 0, 6, 0, 0x31);
DUW_TEST(0, 4, next_hi, next_lo, window, 0, 6, 0, 0x33);
DUW_TEST(0, 100, next_hi, next_lo, window, 0, 101, 0, 0x01);
DUW_TEST(0, 101, next_hi, next_lo, window, 0, 102, 0, 0x03);
DUW_TEST(0, 133, next_hi, next_lo, window, 0, 134, 0x03, 0x01);
DUW_TEST(0, 200, next_hi, next_lo, window, 0, 201, 0, 0x01);
DUW_TEST(0, 264, next_hi, next_lo, window, 0, 265, 0, 0x01);
DUW_TEST(0, 0xFFFFFFFF, next_hi, next_lo, window, 1, 0, 0, 0x01);
DUW_TEST(0, 0xFFFFFFFD, next_hi, next_lo, window, 1, 0, 0, 0x05);
DUW_TEST(0, 0xFFFFFFFE, next_hi, next_lo, window, 1, 0, 0, 0x07);
DUW_TEST(1, 3, next_hi, next_lo, window, 1, 4, 0, 0x71);
DUW_TEST(1, 0, next_hi, next_lo, window, 1, 4, 0, 0x79);
DUW_TEST(1, 0xFFFFFFFF, next_hi, next_lo, window, 2, 0, 0, 0x01);
DUW_TEST(2, 3, next_hi, next_lo, window, 2, 4, 0, 0x11);
DUW_TEST(2, 0, next_hi, next_lo, window, 2, 4, 0, 0x19);
DUW_TEST(2, 25, next_hi, next_lo, window, 2, 26, 0, 0x6400001);
DUW_TEST(2, 27, next_hi, next_lo, window, 2, 28, 0, 0x19000005);
DUW_TEST(2, 29, next_hi, next_lo, window, 2, 30, 0, 0x64000015);
DUW_TEST(2, 33, next_hi, next_lo, window, 2, 34, 6, 0x40000151);
DUW_TEST(2, 60, next_hi, next_lo, window, 2, 61, 0x3200000A, 0x88000001);
DUW_TEST(1, 0xFFFFFFF0, next_hi, next_lo, window, 2, 61, 0x3200000A, 0x88000001);
DUW_TEST(2, 0xFFFFFFFD, next_hi, next_lo, window, 2, 0xFFFFFFFE, 0, 0x01);
DUW_TEST(3, 1, next_hi, next_lo, window, 3, 2, 0, 0x11);
DUW_TEST(99, 66, next_hi, next_lo, window, 99, 67, 0, 0x01);
DUW_TEST(50, 66, next_hi, next_lo, window, 99, 67, 0, 0x01);
DUW_TEST(100, 68, next_hi, next_lo, window, 100, 69, 0, 0x01);
DUW_TEST(99, 50, next_hi, next_lo, window, 100, 69, 0, 0x01);
DUW_TEST(99, 0xFFFFFFFF, next_hi, next_lo, window, 100, 69, 0, 0x01);
DUW_TEST(150, 0xFFFFFFFF, next_hi, next_lo, window, 151, 0, 0, 0x01);
DUW_TEST(152, 0xFFFFFFFF, next_hi, next_lo, window, 153, 0, 0, 0x01);
return EXPECT_RESULT();
}
#else
int test_wolfSSL_DtlsUpdateWindow(void)
{
return TEST_SKIPPED;
}
#endif /* WOLFSSL_DTLS */
#ifdef WOLFSSL_DTLS
static int DFB_TEST(WOLFSSL* ssl, word32 seq, word32 len, word32 f_offset,
word32 f_len, word32 f_count, byte ready, word32 bytesReceived)
{
EXPECT_DECLS;
DtlsMsg* cur = NULL;
static byte msg[100];
static byte msgInit = 0;
if (!msgInit) {
int i;
for (i = 0; i < 100; i++)
msg[i] = i + 1;
msgInit = 1;
}
/* Sanitize test parameters */
ExpectIntLE(len, sizeof(msg));
ExpectIntLE(f_offset + f_len, sizeof(msg));
if (EXPECT_SUCCESS())
DtlsMsgStore(ssl, 0, seq, msg + f_offset, len, certificate, f_offset, f_len, NULL);
ExpectNotNull(ssl->dtls_rx_msg_list);
ExpectNotNull(cur = DtlsMsgFind(ssl->dtls_rx_msg_list, 0, seq));
ExpectIntEQ(cur->fragBucketListCount, f_count);
ExpectIntEQ(cur->ready, ready);
ExpectIntEQ(cur->bytesReceived, bytesReceived);
if (ready) {
ExpectNull(cur->fragBucketList);
ExpectBufEQ(cur->fullMsg, msg, cur->sz);
}
else {
DtlsFragBucket* fb;
ExpectNotNull(cur->fragBucketList);
for (fb = cur != NULL ? cur->fragBucketList : NULL;
EXPECT_SUCCESS() && fb != NULL; fb = fb->m.m.next)
ExpectBufEQ(fb->buf, msg + fb->m.m.offset, fb->m.m.sz);
}
if (EXPECT_FAIL()) {
printf("Test parameters: seq %u len %u f_offset %u f_len %u f_count %u ready %u bytesReceived %u\n",
seq, len, f_offset, f_len, f_count, ready, bytesReceived);
}
return EXPECT_RESULT();
}
int test_wolfSSL_DTLS_fragment_buckets(void)
{
EXPECT_DECLS;
WOLFSSL ssl[1];
XMEMSET(ssl, 0, sizeof(*ssl));
EXPECT_TEST(DFB_TEST(ssl, 0, 100, 0, 100, 0, 1, 100)); /* 0-100 */
EXPECT_TEST(DFB_TEST(ssl, 1, 100, 0, 20, 1, 0, 20)); /* 0-20 */
EXPECT_TEST(DFB_TEST(ssl, 1, 100, 20, 20, 1, 0, 40)); /* 20-40 */
EXPECT_TEST(DFB_TEST(ssl, 1, 100, 40, 20, 1, 0, 60)); /* 40-60 */
EXPECT_TEST(DFB_TEST(ssl, 1, 100, 60, 20, 1, 0, 80)); /* 60-80 */
EXPECT_TEST(DFB_TEST(ssl, 1, 100, 80, 20, 0, 1, 100)); /* 80-100 */
/* Test all permutations of 3 regions */
/* 1 2 3 */
EXPECT_TEST(DFB_TEST(ssl, 2, 100, 0, 30, 1, 0, 30)); /* 0-30 */
EXPECT_TEST(DFB_TEST(ssl, 2, 100, 30, 30, 1, 0, 60)); /* 30-60 */
EXPECT_TEST(DFB_TEST(ssl, 2, 100, 60, 40, 0, 1, 100)); /* 60-100 */
/* 1 3 2 */
EXPECT_TEST(DFB_TEST(ssl, 3, 100, 0, 30, 1, 0, 30)); /* 0-30 */
EXPECT_TEST(DFB_TEST(ssl, 3, 100, 60, 40, 2, 0, 70)); /* 60-100 */
EXPECT_TEST(DFB_TEST(ssl, 3, 100, 30, 30, 0, 1, 100)); /* 30-60 */
/* 2 1 3 */
EXPECT_TEST(DFB_TEST(ssl, 4, 100, 30, 30, 1, 0, 30)); /* 30-60 */
EXPECT_TEST(DFB_TEST(ssl, 4, 100, 0, 30, 1, 0, 60)); /* 0-30 */
EXPECT_TEST(DFB_TEST(ssl, 4, 100, 60, 40, 0, 1, 100)); /* 60-100 */
/* 2 3 1 */
EXPECT_TEST(DFB_TEST(ssl, 5, 100, 30, 30, 1, 0, 30)); /* 30-60 */
EXPECT_TEST(DFB_TEST(ssl, 5, 100, 60, 40, 1, 0, 70)); /* 60-100 */
EXPECT_TEST(DFB_TEST(ssl, 5, 100, 0, 30, 0, 1, 100)); /* 0-30 */
/* 3 1 2 */
EXPECT_TEST(DFB_TEST(ssl, 6, 100, 60, 40, 1, 0, 40)); /* 60-100 */
EXPECT_TEST(DFB_TEST(ssl, 6, 100, 0, 30, 2, 0, 70)); /* 0-30 */
EXPECT_TEST(DFB_TEST(ssl, 6, 100, 30, 30, 0, 1, 100)); /* 30-60 */
/* 3 2 1 */
EXPECT_TEST(DFB_TEST(ssl, 7, 100, 60, 40, 1, 0, 40)); /* 60-100 */
EXPECT_TEST(DFB_TEST(ssl, 7, 100, 30, 30, 1, 0, 70)); /* 30-60 */
EXPECT_TEST(DFB_TEST(ssl, 7, 100, 0, 30, 0, 1, 100)); /* 0-30 */
/* Test overlapping regions */
EXPECT_TEST(DFB_TEST(ssl, 8, 100, 0, 30, 1, 0, 30)); /* 0-30 */
EXPECT_TEST(DFB_TEST(ssl, 8, 100, 20, 10, 1, 0, 30)); /* 20-30 */
EXPECT_TEST(DFB_TEST(ssl, 8, 100, 70, 10, 2, 0, 40)); /* 70-80 */
EXPECT_TEST(DFB_TEST(ssl, 8, 100, 20, 30, 2, 0, 60)); /* 20-50 */
EXPECT_TEST(DFB_TEST(ssl, 8, 100, 40, 60, 0, 1, 100)); /* 40-100 */
/* Test overlapping multiple regions */
EXPECT_TEST(DFB_TEST(ssl, 9, 100, 0, 20, 1, 0, 20)); /* 0-20 */
EXPECT_TEST(DFB_TEST(ssl, 9, 100, 30, 5, 2, 0, 25)); /* 30-35 */
EXPECT_TEST(DFB_TEST(ssl, 9, 100, 40, 5, 3, 0, 30)); /* 40-45 */
EXPECT_TEST(DFB_TEST(ssl, 9, 100, 50, 5, 4, 0, 35)); /* 50-55 */
EXPECT_TEST(DFB_TEST(ssl, 9, 100, 60, 5, 5, 0, 40)); /* 60-65 */
EXPECT_TEST(DFB_TEST(ssl, 9, 100, 70, 5, 6, 0, 45)); /* 70-75 */
EXPECT_TEST(DFB_TEST(ssl, 9, 100, 30, 25, 4, 0, 55)); /* 30-55 */
EXPECT_TEST(DFB_TEST(ssl, 9, 100, 55, 15, 2, 0, 65)); /* 55-70 */
EXPECT_TEST(DFB_TEST(ssl, 9, 100, 75, 25, 2, 0, 90)); /* 75-100 */
EXPECT_TEST(DFB_TEST(ssl, 9, 100, 10, 25, 0, 1, 100)); /* 10-35 */
EXPECT_TEST(DFB_TEST(ssl,10, 100, 0, 20, 1, 0, 20)); /* 0-20 */
EXPECT_TEST(DFB_TEST(ssl,10, 100, 30, 20, 2, 0, 40)); /* 30-50 */
EXPECT_TEST(DFB_TEST(ssl,10, 100, 0, 40, 1, 0, 50)); /* 0-40 */
EXPECT_TEST(DFB_TEST(ssl,10, 100, 50, 50, 0, 1, 100)); /* 50-100 */
/* Test region between other regions */
EXPECT_TEST(DFB_TEST(ssl,11, 100, 0, 20, 1, 0, 20)); /* 0-20 */
EXPECT_TEST(DFB_TEST(ssl,11, 100, 80, 20, 2, 0, 40)); /* 80-100 */
EXPECT_TEST(DFB_TEST(ssl,11, 100, 40, 20, 3, 0, 60)); /* 40-60 */
EXPECT_TEST(DFB_TEST(ssl,11, 100, 20, 20, 2, 0, 80)); /* 20-40 */
EXPECT_TEST(DFB_TEST(ssl,11, 100, 60, 20, 0, 1, 100)); /* 60-80 */
/* Test gap before first bucket (prev==NULL in gap-before branch) */
EXPECT_TEST(DFB_TEST(ssl,12, 100, 50, 20, 1, 0, 20)); /* 50-70 */
EXPECT_TEST(DFB_TEST(ssl,12, 100, 0, 20, 2, 0, 40)); /* 0-20 gap before first */
EXPECT_TEST(DFB_TEST(ssl,12, 100, 20, 30, 1, 0, 70)); /* 20-50 bridges gap */
EXPECT_TEST(DFB_TEST(ssl,12, 100, 70, 30, 0, 1, 100)); /* 70-100 */
/* Test fragment after message is already complete (ready early return) */
EXPECT_TEST(DFB_TEST(ssl,13, 100, 0,100, 0, 1, 100)); /* 0-100 complete */
EXPECT_TEST(DFB_TEST(ssl,13, 100, 0, 50, 0, 1, 100)); /* 0-50 dup on ready */
/* Test combine where next bucket is larger than cur (chosenBucket=&next) */
EXPECT_TEST(DFB_TEST(ssl,14, 100, 0, 10, 1, 0, 10)); /* 0-10 */
EXPECT_TEST(DFB_TEST(ssl,14, 100, 30, 50, 2, 0, 60)); /* 30-80 */
EXPECT_TEST(DFB_TEST(ssl,14, 100, 5, 30, 1, 0, 80)); /* 5-35 next>cur */
EXPECT_TEST(DFB_TEST(ssl,14, 100, 80, 20, 0, 1, 100)); /* 80-100 */
/* Test super fragment covering all existing buckets */
EXPECT_TEST(DFB_TEST(ssl,15, 100, 10, 10, 1, 0, 10)); /* 10-20 */
EXPECT_TEST(DFB_TEST(ssl,15, 100, 30, 10, 2, 0, 20)); /* 30-40 */
EXPECT_TEST(DFB_TEST(ssl,15, 100, 60, 10, 3, 0, 30)); /* 60-70 */
EXPECT_TEST(DFB_TEST(ssl,15, 100, 0,100, 0, 1, 100)); /* 0-100 super frag */
/* Test exact duplicate fragment */
EXPECT_TEST(DFB_TEST(ssl,16, 100, 20, 40, 1, 0, 40)); /* 20-60 */
EXPECT_TEST(DFB_TEST(ssl,16, 100, 20, 40, 1, 0, 40)); /* 20-60 exact dup */
EXPECT_TEST(DFB_TEST(ssl,16, 100, 0, 20, 1, 0, 60)); /* 0-20 */
EXPECT_TEST(DFB_TEST(ssl,16, 100, 60, 40, 0, 1, 100)); /* 60-100 */
/* Test combine bridging two buckets (combineNext, cur->data) */
EXPECT_TEST(DFB_TEST(ssl,17, 100, 0, 30, 1, 0, 30)); /* 0-30 */
EXPECT_TEST(DFB_TEST(ssl,17, 100, 60, 20, 2, 0, 50)); /* 60-80 */
EXPECT_TEST(DFB_TEST(ssl,17, 100, 20, 45, 1, 0, 80)); /* 20-65 bridge */
EXPECT_TEST(DFB_TEST(ssl,17, 100, 80, 20, 0, 1, 100)); /* 80-100 */
/* Test progressive left-extension with partial overlaps */
EXPECT_TEST(DFB_TEST(ssl,18, 100, 70, 30, 1, 0, 30)); /* 70-100 */
EXPECT_TEST(DFB_TEST(ssl,18, 100, 50, 30, 1, 0, 50)); /* 50-80 extend left */
EXPECT_TEST(DFB_TEST(ssl,18, 100, 30, 30, 1, 0, 70)); /* 30-60 extend left */
EXPECT_TEST(DFB_TEST(ssl,18, 100, 0, 40, 0, 1, 100)); /* 0-40 complete left */
DtlsMsgListDelete(ssl->dtls_rx_msg_list, ssl->heap);
ssl->dtls_rx_msg_list = NULL;
ssl->dtls_rx_msg_list_sz = 0;
return EXPECT_RESULT();
}
#else
int test_wolfSSL_DTLS_fragment_buckets(void)
{
return TEST_SKIPPED;
}
#endif
#if !defined(NO_FILESYSTEM) && \
defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12) && \
defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && !defined(NO_RSA)
int test_wolfSSL_dtls_stateless2(void)
{
EXPECT_DECLS;
WOLFSSL *ssl_c = NULL;
WOLFSSL *ssl_c2 = NULL;
WOLFSSL *ssl_s = NULL;
struct test_memio_ctx test_ctx;
WOLFSSL_CTX *ctx_c = NULL;
WOLFSSL_CTX *ctx_s = NULL;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method), 0);
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, NULL, &ssl_c2, NULL,
wolfDTLSv1_2_client_method, NULL), 0);
ExpectFalse(wolfSSL_is_stateful(ssl_s));
/* send CH */
ExpectTrue((wolfSSL_connect(ssl_c2) == WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR)) &&
(ssl_c2->error == WC_NO_ERR_TRACE(WANT_READ)));
ExpectIntEQ(wolfDTLS_accept_stateless(ssl_s), WOLFSSL_FAILURE);
ExpectFalse(wolfSSL_is_stateful(ssl_s));
ExpectIntNE(test_ctx.c_len, 0);
/* consume HRR */
test_memio_clear_buffer(&test_ctx, 1);
/* send CH1 */
ExpectIntEQ(wolfSSL_connect(ssl_c), WOLFSSL_FATAL_ERROR);
ExpectIntEQ(wolfSSL_get_error(ssl_c, WOLFSSL_FATAL_ERROR),
WOLFSSL_ERROR_WANT_READ);
/* send HRR */
ExpectIntEQ(wolfDTLS_accept_stateless(ssl_s), WOLFSSL_FAILURE);
/* send CH2 */
ExpectIntEQ(wolfSSL_connect(ssl_c), WOLFSSL_FATAL_ERROR);
ExpectIntEQ(wolfSSL_get_error(ssl_c, WOLFSSL_FATAL_ERROR),
WOLFSSL_ERROR_WANT_READ);
/* send HRR */
ExpectIntEQ(wolfDTLS_accept_stateless(ssl_s), WOLFSSL_SUCCESS);
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
ExpectTrue(wolfSSL_is_stateful(ssl_s));
wolfSSL_free(ssl_c2);
wolfSSL_free(ssl_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_c);
wolfSSL_CTX_free(ctx_s);
return EXPECT_RESULT();
}
int test_wolfSSL_dtls_stateless_maxfrag(void)
{
EXPECT_DECLS;
#ifdef HAVE_MAX_FRAGMENT
WOLFSSL *ssl_c = NULL;
WOLFSSL *ssl_c2 = NULL;
WOLFSSL *ssl_s = NULL;
struct test_memio_ctx test_ctx;
WOLFSSL_CTX *ctx_c = NULL;
WOLFSSL_CTX *ctx_s = NULL;
word16 max_fragment = 0;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method), 0);
ExpectNotNull(ssl_s);
ExpectNotNull(ssl_c2 = wolfSSL_new(ctx_c));
ExpectIntEQ(wolfSSL_UseMaxFragment(ssl_c2, WOLFSSL_MFL_2_8),
WOLFSSL_SUCCESS);
wolfSSL_SetIOWriteCtx(ssl_c2, &test_ctx);
wolfSSL_SetIOReadCtx(ssl_c2, &test_ctx);
if (EXPECT_SUCCESS()) {
max_fragment = ssl_s->max_fragment;
}
/* send CH */
ExpectTrue((wolfSSL_connect(ssl_c2) == WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR)) &&
(ssl_c2->error == WC_NO_ERR_TRACE(WANT_READ)));
ExpectTrue((wolfSSL_accept(ssl_s) == WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR)) &&
(ssl_s->error == WC_NO_ERR_TRACE(WANT_READ)));
/* CH without cookie shouldn't change state */
ExpectIntEQ(ssl_s->max_fragment, max_fragment);
ExpectIntNE(test_ctx.c_len, 0);
/* consume HRR from buffer */
test_memio_clear_buffer(&test_ctx, 1);
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
wolfSSL_free(ssl_c2);
wolfSSL_free(ssl_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_c);
wolfSSL_CTX_free(ctx_s);
#endif /* HAVE_MAX_FRAGMENT */
return EXPECT_RESULT();
}
#if defined(WOLFSSL_DTLS_NO_HVR_ON_RESUME)
#define ROUNDS_WITH_HVR 4
#define ROUNDS_WITHOUT_HVR 2
#define HANDSHAKE_TYPE_OFFSET DTLS_RECORD_HEADER_SZ
static int buf_is_hvr(const byte *data, int len)
{
if (len < DTLS_RECORD_HEADER_SZ + DTLS_HANDSHAKE_HEADER_SZ)
return 0;
return data[HANDSHAKE_TYPE_OFFSET] == hello_verify_request;
}
static int _test_wolfSSL_dtls_stateless_resume(byte useticket, byte bad)
{
EXPECT_DECLS;
struct test_memio_ctx test_ctx;
WOLFSSL_CTX *ctx_c = NULL;
WOLFSSL_CTX *ctx_s = NULL;
WOLFSSL *ssl_c = NULL;
WOLFSSL *ssl_s = NULL;
WOLFSSL_SESSION *sess = NULL;
int round_trips;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c,
&ssl_s, wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method), 0);
#ifdef HAVE_SESSION_TICKET
if (useticket) {
ExpectIntEQ(wolfSSL_UseSessionTicket(ssl_c), WOLFSSL_SUCCESS);
}
#endif
round_trips = ROUNDS_WITH_HVR;
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, round_trips,
&round_trips), 0);
ExpectIntEQ(round_trips, ROUNDS_WITH_HVR);
ExpectNotNull(sess = wolfSSL_get1_session(ssl_c));
wolfSSL_shutdown(ssl_c);
wolfSSL_shutdown(ssl_s);
wolfSSL_free(ssl_c);
ssl_c = NULL;
wolfSSL_free(ssl_s);
ssl_s = NULL;
test_memio_clear_buffer(&test_ctx, 1);
test_memio_clear_buffer(&test_ctx, 0);
/* make resumption invalid */
if (bad && (sess != NULL)) {
if (useticket) {
#ifdef HAVE_SESSION_TICKET
if (sess->ticket != NULL) {
sess->ticket[0] = !sess->ticket[0];
}
#endif /* HAVE_SESSION_TICKET */
}
else {
sess->sessionID[0] = !sess->sessionID[0];
}
}
ExpectNotNull(ssl_c = wolfSSL_new(ctx_c));
ExpectNotNull(ssl_s = wolfSSL_new(ctx_s));
wolfSSL_SetIOWriteCtx(ssl_c, &test_ctx);
wolfSSL_SetIOReadCtx(ssl_c, &test_ctx);
wolfSSL_SetIOWriteCtx(ssl_s, &test_ctx);
wolfSSL_SetIOReadCtx(ssl_s, &test_ctx);
ExpectIntEQ(wolfSSL_set_session(ssl_c, sess), WOLFSSL_SUCCESS);
ExpectTrue((wolfSSL_connect(ssl_c) == WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR)) &&
(ssl_c->error == WC_NO_ERR_TRACE(WANT_READ)));
ExpectTrue((wolfSSL_accept(ssl_s) == WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR)) &&
(ssl_s->error == WC_NO_ERR_TRACE(WANT_READ)));
ExpectFalse(bad && !buf_is_hvr(test_ctx.c_buff, test_ctx.c_len));
ExpectFalse(!bad && buf_is_hvr(test_ctx.c_buff, test_ctx.c_len));
if (!useticket) {
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, &round_trips), 0);
ExpectFalse(bad && round_trips != ROUNDS_WITH_HVR - 1);
ExpectFalse(!bad && round_trips != ROUNDS_WITHOUT_HVR - 1);
}
wolfSSL_SESSION_free(sess);
wolfSSL_free(ssl_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_c);
wolfSSL_CTX_free(ctx_s);
return EXPECT_RESULT();
}
int test_wolfSSL_dtls_stateless_resume(void)
{
EXPECT_DECLS;
#ifdef HAVE_SESSION_TICKET
ExpectIntEQ(_test_wolfSSL_dtls_stateless_resume(1, 0), TEST_SUCCESS);
ExpectIntEQ(_test_wolfSSL_dtls_stateless_resume(1, 1), TEST_SUCCESS);
#endif /* HAVE_SESION_TICKET */
ExpectIntEQ(_test_wolfSSL_dtls_stateless_resume(0, 0), TEST_SUCCESS);
ExpectIntEQ(_test_wolfSSL_dtls_stateless_resume(0, 1), TEST_SUCCESS);
return EXPECT_RESULT();
}
#else
int test_wolfSSL_dtls_stateless_resume(void)
{
return TEST_SKIPPED;
}
#endif /* WOLFSSL_DTLS_NO_HVR_ON_RESUME */
int test_wolfSSL_dtls_stateless_downgrade(void)
{
EXPECT_DECLS;
#if !defined(NO_OLD_TLS)
WOLFSSL_CTX *ctx_c = NULL;
WOLFSSL_CTX *ctx_c2 = NULL;
WOLFSSL_CTX *ctx_s = NULL;
WOLFSSL *ssl_c = NULL;
WOLFSSL *ssl_c2 = NULL;
WOLFSSL *ssl_s = NULL;
struct test_memio_ctx test_ctx;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method), 0);
ExpectIntEQ(wolfSSL_CTX_SetMinVersion(ctx_s, WOLFSSL_DTLSV1),
WOLFSSL_SUCCESS);
ExpectNotNull(ctx_c2 = wolfSSL_CTX_new(wolfDTLSv1_client_method()));
wolfSSL_SetIORecv(ctx_c2, test_memio_read_cb);
wolfSSL_SetIOSend(ctx_c2, test_memio_write_cb);
ExpectNotNull(ssl_c2 = wolfSSL_new(ctx_c2));
wolfSSL_SetIOWriteCtx(ssl_c2, &test_ctx);
wolfSSL_SetIOReadCtx(ssl_c2, &test_ctx);
/* send CH */
ExpectTrue((wolfSSL_connect(ssl_c2) == WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR)) &&
(ssl_c2->error == WC_NO_ERR_TRACE(WANT_READ)));
ExpectTrue((wolfSSL_accept(ssl_s) == WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR)) &&
(ssl_s->error == WC_NO_ERR_TRACE(WANT_READ)));
ExpectIntNE(test_ctx.c_len, 0);
/* consume HRR */
test_memio_clear_buffer(&test_ctx, 1);
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
wolfSSL_free(ssl_c2);
wolfSSL_free(ssl_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_c);
wolfSSL_CTX_free(ctx_c2);
wolfSSL_CTX_free(ctx_s);
#endif
return EXPECT_RESULT();
}
#else /* outer wrap: WOLFSSL_DTLS && !WOLFSSL_NO_TLS12 && client/server && !NO_RSA */
int test_wolfSSL_dtls_stateless2(void)
{
return TEST_SKIPPED;
}
int test_wolfSSL_dtls_stateless_maxfrag(void)
{
return TEST_SKIPPED;
}
int test_wolfSSL_dtls_stateless_resume(void)
{
return TEST_SKIPPED;
}
int test_wolfSSL_dtls_stateless_downgrade(void)
{
return TEST_SKIPPED;
}
#endif /* defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12) && \
!defined(NO_WOLFSSL_CLIENT) && !defined(NO_WOLFSSL_SERVER)*/
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12) && \
!defined(NO_OLD_TLS) && defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES)
int test_WOLFSSL_dtls_version_alert(void)
{
EXPECT_DECLS;
struct test_memio_ctx test_ctx;
WOLFSSL_CTX *ctx_c = NULL;
WOLFSSL_CTX *ctx_s = NULL;
WOLFSSL *ssl_c = NULL;
WOLFSSL *ssl_s = NULL;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_server_method), 0);
/* client hello */
ExpectTrue((wolfSSL_connect(ssl_c) == WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR)) &&
(ssl_c->error == WC_NO_ERR_TRACE(WANT_READ)));
/* hrr */
ExpectTrue((wolfSSL_accept(ssl_s) == WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR)) &&
(ssl_s->error == WC_NO_ERR_TRACE(WANT_READ)));
/* client hello 1 */
ExpectTrue((wolfSSL_connect(ssl_c) == WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR)) &&
(ssl_c->error == WC_NO_ERR_TRACE(WANT_READ)));
/* server hello */
ExpectTrue((wolfSSL_accept(ssl_s) == WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR)) &&
(ssl_s->error == WC_NO_ERR_TRACE(WANT_READ)));
/* should fail */
ExpectTrue((wolfSSL_connect(ssl_c) == WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR)) &&
(ssl_c->error == WC_NO_ERR_TRACE(VERSION_ERROR)));
/* shuould fail */
ExpectTrue((wolfSSL_accept(ssl_s) == WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR)) &&
(ssl_s->error == WC_NO_ERR_TRACE(VERSION_ERROR) || ssl_s->error == WC_NO_ERR_TRACE(FATAL_ERROR)));
wolfSSL_free(ssl_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_c);
wolfSSL_CTX_free(ctx_s);
return EXPECT_RESULT();
}
#else
int test_WOLFSSL_dtls_version_alert(void)
{
return TEST_SKIPPED;
}
#endif /* defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12) &&
* !defined(NO_WOLFSSL_CLIENT) && !defined(NO_WOLFSSL_SERVER) &&
* !defined(NO_OLD_TLS) && !defined(NO_RSA)
*/
/*----------------------------------------------------------------------------*/
/* Remaining DTLS tests moved out of api.c (msg, ipv6, downgrade, ccs, etc.) */
/*----------------------------------------------------------------------------*/
/*-- msg_helpers_and_from_other_peer (api.c lines 30572,30671) ---*/
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12) && \
!defined(NO_WOLFSSL_CLIENT) && !defined(NO_WOLFSSL_SERVER) && \
!defined(SINGLE_THREADED) && !defined(NO_RSA)
static int test_dtls_msg_get_connected_port(int fd, word16 *port)
{
SOCKADDR_S peer;
XSOCKLENT len;
int ret;
XMEMSET((byte*)&peer, 0, sizeof(peer));
len = sizeof(peer);
ret = getpeername(fd, (SOCKADDR*)&peer, &len);
if (ret != 0 || len > (XSOCKLENT)sizeof(peer))
return -1;
switch (peer.ss_family) {
#ifdef WOLFSSL_IPV6
case WOLFSSL_IP6: {
*port = ntohs(((SOCKADDR_IN6*)&peer)->sin6_port);
break;
}
#endif /* WOLFSSL_IPV6 */
case WOLFSSL_IP4:
*port = ntohs(((SOCKADDR_IN*)&peer)->sin_port);
break;
default:
return -1;
}
return 0;
}
static int test_dtls_msg_from_other_peer_cb(WOLFSSL_CTX *ctx, WOLFSSL *ssl)
{
char buf[1] = {'t'};
SOCKADDR_IN_T addr;
int sock_fd;
word16 port;
int err;
(void)ssl;
(void)ctx;
if (ssl == NULL)
return -1;
err = test_dtls_msg_get_connected_port(wolfSSL_get_fd(ssl), &port);
if (err != 0)
return -1;
sock_fd = socket(AF_INET_V, SOCK_DGRAM, 0);
if (sock_fd == -1)
return -1;
build_addr(&addr, wolfSSLIP, port, 1, 0);
/* send a packet to the server. Being another socket, the kernel will ensure
* the source port will be different. */
err = (int)sendto(sock_fd, buf, sizeof(buf), 0, (SOCKADDR*)&addr,
sizeof(addr));
close(sock_fd);
if (err == -1)
return -1;
return 0;
}
/* setup a SSL session but just after the handshake send a packet to the server
* with a source address different than the one of the connected client. The I/O
* callback EmbedRecvFrom should just ignore the packet. Sending of the packet
* is done in test_dtls_msg_from_other_peer_cb */
int test_dtls_msg_from_other_peer(void)
{
EXPECT_DECLS;
callback_functions client_cbs;
callback_functions server_cbs;
XMEMSET((byte*)&client_cbs, 0, sizeof(client_cbs));
XMEMSET((byte*)&server_cbs, 0, sizeof(server_cbs));
client_cbs.method = wolfDTLSv1_2_client_method;
server_cbs.method = wolfDTLSv1_2_server_method;
client_cbs.doUdp = 1;
server_cbs.doUdp = 1;
test_wolfSSL_client_server_nofail_ex(&client_cbs, &server_cbs,
test_dtls_msg_from_other_peer_cb);
ExpectIntEQ(client_cbs.return_code, WOLFSSL_SUCCESS);
ExpectIntEQ(server_cbs.return_code, WOLFSSL_SUCCESS);
return EXPECT_RESULT();
}
#else
int test_dtls_msg_from_other_peer(void)
{
return TEST_SKIPPED;
}
#endif /* defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12) && \
* !defined(NO_WOLFSSL_CLIENT) && !defined(NO_WOLFSSL_SERVER) && \
* !defined(SINGLE_THREADED) && !defined(NO_RSA) */
/*-- ipv6_check (api.c lines 30672,30730) ---*/
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_IPV6) && \
!defined(NO_WOLFSSL_CLIENT) && !defined(NO_WOLFSSL_SERVER) && \
defined(HAVE_IO_TESTS_DEPENDENCIES) && !defined(WOLFSSL_NO_TLS12) \
&& !defined(USE_WINDOWS_API)
int test_dtls_ipv6_check(void)
{
EXPECT_DECLS;
WOLFSSL_CTX *ctx_c = NULL;
WOLFSSL_CTX *ctx_s = NULL;
WOLFSSL *ssl_c = NULL;
WOLFSSL *ssl_s = NULL;
SOCKADDR_IN fake_addr6;
int sockfd = -1;
ExpectNotNull(ctx_c = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectNotNull(ssl_c = wolfSSL_new(ctx_c));
ExpectNotNull(ctx_s = wolfSSL_CTX_new(wolfDTLSv1_2_server_method()));
ExpectIntEQ(wolfSSL_CTX_use_PrivateKey_file(ctx_s, svrKeyFile,
WOLFSSL_FILETYPE_PEM), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_CTX_use_certificate_file(ctx_s, svrCertFile,
WOLFSSL_FILETYPE_PEM), WOLFSSL_SUCCESS);
ExpectNotNull(ssl_s = wolfSSL_new(ctx_s));
XMEMSET((byte*)&fake_addr6, 0, sizeof(fake_addr6));
/* mimic a sockaddr_in6 struct, this way we can't test without
* WOLFSSL_IPV6 */
fake_addr6.sin_family = WOLFSSL_IP6;
ExpectIntNE(sockfd = socket(AF_INET, SOCK_DGRAM, 0), -1);
ExpectIntEQ(wolfSSL_set_fd(ssl_c, sockfd), WOLFSSL_SUCCESS);
/* can't return error here, as the peer is opaque for wolfssl library at
* this point */
ExpectIntEQ(wolfSSL_dtls_set_peer(ssl_c, &fake_addr6, sizeof(fake_addr6)),
WOLFSSL_SUCCESS);
ExpectIntNE(fcntl(sockfd, F_SETFL, O_NONBLOCK), -1);
wolfSSL_dtls_set_using_nonblock(ssl_c, 1);
ExpectIntNE(wolfSSL_connect(ssl_c), WOLFSSL_SUCCESS);
ExpectIntEQ(ssl_c->error, WC_NO_ERR_TRACE(SOCKET_ERROR_E));
ExpectIntEQ(wolfSSL_dtls_set_peer(ssl_s, &fake_addr6, sizeof(fake_addr6)),
WOLFSSL_SUCCESS);
/* reuse the socket */
ExpectIntEQ(wolfSSL_set_fd(ssl_c, sockfd), WOLFSSL_SUCCESS);
wolfSSL_dtls_set_using_nonblock(ssl_s, 1);
ExpectIntNE(wolfSSL_accept(ssl_s), WOLFSSL_SUCCESS);
ExpectIntEQ(ssl_s->error, WC_NO_ERR_TRACE(SOCKET_ERROR_E));
if (sockfd != -1)
close(sockfd);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_s);
return EXPECT_RESULT();
}
#else
int test_dtls_ipv6_check(void)
{
return TEST_SKIPPED;
}
#endif
/*-- no_extensions (api.c lines 30824,30913) ---*/
int test_dtls_no_extensions(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && \
!defined(WOLFSSL_NO_TLS12)
WOLFSSL *ssl_s = NULL;
WOLFSSL_CTX *ctx_s = NULL;
struct test_memio_ctx test_ctx;
const byte chNoExtensions[] = {
/* Handshake type */
0x16,
/* Version */
0xfe, 0xff,
/* Epoch */
0x00, 0x00,
/* Seq number */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
/* Length */
0x00, 0x40,
/* CH type */
0x01,
/* Length */
0x00, 0x00, 0x34,
/* Msg Seq */
0x00, 0x00,
/* Frag offset */
0x00, 0x00, 0x00,
/* Frag length */
0x00, 0x00, 0x34,
/* Version */
0xfe, 0xff,
/* Random */
0x62, 0xfe, 0xbc, 0xfe, 0x2b, 0xfe, 0x3f, 0xeb, 0x03, 0xc4, 0xea, 0x37,
0xe7, 0x47, 0x7e, 0x8a, 0xd9, 0xbf, 0x77, 0x0f, 0x6c, 0xb6, 0x77, 0x0b,
0x03, 0x3f, 0x82, 0x2b, 0x21, 0x64, 0x57, 0x1d,
/* Session Length */
0x00,
/* Cookie Length */
0x00,
/* CS Length */
0x00, 0x0c,
/* CS */
0xc0, 0x0a, 0xc0, 0x09, 0xc0, 0x14, 0xc0, 0x13, 0x00, 0x39, 0x00, 0x33,
/* Comp Meths Length */
0x01,
/* Comp Meths */
0x00
/* And finally... no extensions */
};
int i;
#ifdef OPENSSL_EXTRA
int repeats = 2;
#else
int repeats = 1;
#endif
for (i = 0; i < repeats; i++) {
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ssl_s = NULL;
ctx_s = NULL;
ExpectIntEQ(test_memio_setup(&test_ctx, NULL, &ctx_s, NULL, &ssl_s,
NULL, wolfDTLS_server_method), 0);
test_memio_clear_buffer(&test_ctx, 0);
ExpectIntEQ(
test_memio_inject_message(&test_ctx, 1,
(const char *)chNoExtensions, sizeof(chNoExtensions)), 0);
#ifdef OPENSSL_EXTRA
if (i > 0) {
ExpectIntEQ(wolfSSL_set_max_proto_version(ssl_s, DTLS1_2_VERSION),
WOLFSSL_SUCCESS);
}
#endif
ExpectIntEQ(wolfSSL_accept(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* Expecting a handshake msg. Either HVR or SH. */
ExpectIntGT(test_ctx.c_len, 0);
ExpectIntEQ(test_ctx.c_buff[0], 0x16);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_s);
}
#endif
return EXPECT_RESULT();
}
/*-- dtls_1_0_hvr_downgrade (api.c lines 31038,31073) ---*/
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12) && \
defined(HAVE_IO_TESTS_DEPENDENCIES)
static void test_dtls_1_0_hvr_downgrade_ctx_ready(WOLFSSL_CTX* ctx)
{
AssertIntEQ(wolfSSL_CTX_SetMinVersion(ctx, WOLFSSL_DTLSV1_2),
WOLFSSL_SUCCESS);
}
int test_dtls_1_0_hvr_downgrade(void)
{
EXPECT_DECLS;
callback_functions func_cb_client;
callback_functions func_cb_server;
XMEMSET(&func_cb_client, 0, sizeof(callback_functions));
XMEMSET(&func_cb_server, 0, sizeof(callback_functions));
func_cb_client.doUdp = func_cb_server.doUdp = 1;
func_cb_client.method = wolfDTLS_client_method;
func_cb_server.method = wolfDTLSv1_2_server_method;
func_cb_client.ctx_ready = test_dtls_1_0_hvr_downgrade_ctx_ready;
test_wolfSSL_client_server_nofail(&func_cb_client, &func_cb_server);
ExpectIntEQ(func_cb_client.return_code, TEST_SUCCESS);
ExpectIntEQ(func_cb_server.return_code, TEST_SUCCESS);
return EXPECT_RESULT();
}
#else
int test_dtls_1_0_hvr_downgrade(void)
{
EXPECT_DECLS;
return EXPECT_RESULT();
}
#endif
/*-- downgrade_scr_server (api.c lines 31230,31293) ---*/
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12) && \
defined(HAVE_IO_TESTS_DEPENDENCIES) && defined(HAVE_SECURE_RENEGOTIATION)
static void test_dtls_downgrade_scr_server_ctx_ready_server(WOLFSSL_CTX* ctx)
{
AssertIntEQ(wolfSSL_CTX_SetMinVersion(ctx, WOLFSSL_DTLSV1_2),
WOLFSSL_SUCCESS);
AssertIntEQ(wolfSSL_CTX_UseSecureRenegotiation(ctx), WOLFSSL_SUCCESS);
}
static void test_dtls_downgrade_scr_server_ctx_ready(WOLFSSL_CTX* ctx)
{
AssertIntEQ(wolfSSL_CTX_UseSecureRenegotiation(ctx), WOLFSSL_SUCCESS);
}
static void test_dtls_downgrade_scr_server_on_result(WOLFSSL* ssl)
{
char testMsg[] = "Message after SCR";
char msgBuf[sizeof(testMsg)];
if (wolfSSL_is_server(ssl)) {
AssertIntEQ(wolfSSL_Rehandshake(ssl), WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR));
AssertIntEQ(wolfSSL_get_error(ssl, -1), WC_NO_ERR_TRACE(APP_DATA_READY));
AssertIntEQ(wolfSSL_read(ssl, msgBuf, sizeof(msgBuf)), sizeof(msgBuf));
AssertIntEQ(wolfSSL_Rehandshake(ssl), WOLFSSL_SUCCESS);
AssertIntEQ(wolfSSL_write(ssl, testMsg, sizeof(testMsg)),
sizeof(testMsg));
}
else {
AssertIntEQ(wolfSSL_write(ssl, testMsg, sizeof(testMsg)),
sizeof(testMsg));
AssertIntEQ(wolfSSL_read(ssl, msgBuf, sizeof(msgBuf)), sizeof(msgBuf));
}
}
int test_dtls_downgrade_scr_server(void)
{
EXPECT_DECLS;
callback_functions func_cb_client;
callback_functions func_cb_server;
XMEMSET(&func_cb_client, 0, sizeof(callback_functions));
XMEMSET(&func_cb_server, 0, sizeof(callback_functions));
func_cb_client.doUdp = func_cb_server.doUdp = 1;
func_cb_client.method = wolfDTLSv1_2_client_method;
func_cb_server.method = wolfDTLS_server_method;
func_cb_client.ctx_ready = test_dtls_downgrade_scr_server_ctx_ready;
func_cb_server.ctx_ready = test_dtls_downgrade_scr_server_ctx_ready_server;
func_cb_client.on_result = test_dtls_downgrade_scr_server_on_result;
func_cb_server.on_result = test_dtls_downgrade_scr_server_on_result;
test_wolfSSL_client_server_nofail(&func_cb_client, &func_cb_server);
ExpectIntEQ(func_cb_client.return_code, TEST_SUCCESS);
ExpectIntEQ(func_cb_server.return_code, TEST_SUCCESS);
return EXPECT_RESULT();
}
#else
int test_dtls_downgrade_scr_server(void)
{
EXPECT_DECLS;
return EXPECT_RESULT();
}
#endif
/*-- downgrade_scr (api.c lines 31295,31352) ---*/
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12) && \
defined(HAVE_IO_TESTS_DEPENDENCIES) && defined(HAVE_SECURE_RENEGOTIATION)
static void test_dtls_downgrade_scr_ctx_ready(WOLFSSL_CTX* ctx)
{
AssertIntEQ(wolfSSL_CTX_SetMinVersion(ctx, WOLFSSL_DTLSV1_2),
WOLFSSL_SUCCESS);
AssertIntEQ(wolfSSL_CTX_UseSecureRenegotiation(ctx), WOLFSSL_SUCCESS);
}
static void test_dtls_downgrade_scr_on_result(WOLFSSL* ssl)
{
char testMsg[] = "Message after SCR";
char msgBuf[sizeof(testMsg)];
if (wolfSSL_is_server(ssl)) {
AssertIntEQ(wolfSSL_Rehandshake(ssl), WC_NO_ERR_TRACE(WOLFSSL_FATAL_ERROR));
AssertIntEQ(wolfSSL_get_error(ssl, -1), WC_NO_ERR_TRACE(APP_DATA_READY));
AssertIntEQ(wolfSSL_read(ssl, msgBuf, sizeof(msgBuf)), sizeof(msgBuf));
AssertIntEQ(wolfSSL_Rehandshake(ssl), WOLFSSL_SUCCESS);
AssertIntEQ(wolfSSL_write(ssl, testMsg, sizeof(testMsg)),
sizeof(testMsg));
}
else {
AssertIntEQ(wolfSSL_write(ssl, testMsg, sizeof(testMsg)),
sizeof(testMsg));
AssertIntEQ(wolfSSL_read(ssl, msgBuf, sizeof(msgBuf)), sizeof(msgBuf));
}
}
int test_dtls_downgrade_scr(void)
{
EXPECT_DECLS;
callback_functions func_cb_client;
callback_functions func_cb_server;
XMEMSET(&func_cb_client, 0, sizeof(callback_functions));
XMEMSET(&func_cb_server, 0, sizeof(callback_functions));
func_cb_client.doUdp = func_cb_server.doUdp = 1;
func_cb_client.method = wolfDTLS_client_method;
func_cb_server.method = wolfDTLSv1_2_server_method;
func_cb_client.ctx_ready = test_dtls_downgrade_scr_ctx_ready;
func_cb_client.on_result = test_dtls_downgrade_scr_on_result;
func_cb_server.on_result = test_dtls_downgrade_scr_on_result;
test_wolfSSL_client_server_nofail(&func_cb_client, &func_cb_server);
ExpectIntEQ(func_cb_client.return_code, TEST_SUCCESS);
ExpectIntEQ(func_cb_server.return_code, TEST_SUCCESS);
return EXPECT_RESULT();
}
#else
int test_dtls_downgrade_scr(void)
{
EXPECT_DECLS;
return EXPECT_RESULT();
}
#endif
/*-- client_hello_timeout_downgrade_with_helper (api.c lines 31354,31490) ---*/
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS13) \
&& !defined(WOLFSSL_NO_TLS12)
static int test_dtls_client_hello_timeout_downgrade_read_cb(WOLFSSL *ssl,
char *data, int sz, void *ctx)
{
static int call_counter = 0;
call_counter++;
(void)ssl;
(void)data;
(void)sz;
(void)ctx;
switch (call_counter) {
case 1:
case 2:
return WOLFSSL_CBIO_ERR_TIMEOUT;
case 3:
return WOLFSSL_CBIO_ERR_WANT_READ;
default:
AssertIntLE(call_counter, 3);
return -1;
}
}
#endif
/* Make sure we don't send acks before getting a server hello */
int test_dtls_client_hello_timeout_downgrade(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS13) \
&& !defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX *ctx_c = NULL;
WOLFSSL_CTX *ctx_s = NULL;
WOLFSSL *ssl_c = NULL;
WOLFSSL *ssl_s = NULL;
struct test_memio_ctx test_ctx;
DtlsRecordLayerHeader* dtlsRH;
size_t len;
byte sequence_number[8];
int i;
for (i = 0; i < 2; i++) {
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLS_client_method, wolfDTLSv1_2_server_method), 0);
if (i == 0) {
/* First time simulate timeout in IO layer */
/* CH1 */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* HVR */
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* CH2 */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* SH flight */
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* Drop the SH */
if (EXPECT_SUCCESS()) {
ExpectIntEQ(test_memio_drop_message(&test_ctx, 1, 0), 0);
}
/* Read the remainder of the flight */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
wolfSSL_SSLSetIORecv(ssl_c,
test_dtls_client_hello_timeout_downgrade_read_cb);
/* CH3 */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
wolfSSL_SSLSetIORecv(ssl_c, test_memio_read_cb);
}
else {
/* Second time call wolfSSL_dtls_got_timeout */
/* CH1 */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* HVR */
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* CH2 */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* SH flight */
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* Drop the SH */
if (EXPECT_SUCCESS()) {
ExpectIntEQ(test_memio_drop_message(&test_ctx, 1, 0), 0);
}
/* Read the remainder of the flight */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* Quick timeout should be set as we received at least one msg */
ExpectIntEQ(wolfSSL_dtls13_use_quick_timeout(ssl_c), 1);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_SUCCESS);
/* Quick timeout should be cleared after a quick timeout */
/* CH3 */
ExpectIntEQ(wolfSSL_dtls13_use_quick_timeout(ssl_c), 0);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_SUCCESS);
}
/* Parse out to make sure we got exactly one ClientHello message */
XMEMSET(&sequence_number, 0, sizeof(sequence_number));
/* Second ClientHello after HVR */
sequence_number[7] = 2;
dtlsRH = (DtlsRecordLayerHeader*)test_ctx.s_buff;
ExpectIntEQ(dtlsRH->type, handshake);
ExpectIntEQ(dtlsRH->pvMajor, DTLS_MAJOR);
ExpectIntEQ(dtlsRH->pvMinor, DTLSv1_2_MINOR);
ExpectIntEQ(XMEMCMP(sequence_number, dtlsRH->sequence_number,
sizeof(sequence_number)), 0);
len = (size_t)((dtlsRH->length[0] << 8) | dtlsRH->length[1]);
ExpectIntEQ(sizeof(DtlsRecordLayerHeader) + len, test_ctx.s_len);
/* Connection should be able to continue */
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
wolfSSL_free(ssl_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_c);
wolfSSL_CTX_free(ctx_s);
ssl_c = NULL;
ssl_s = NULL;
ctx_c = NULL;
ctx_s = NULL;
if (!EXPECT_SUCCESS())
break;
}
#endif
return EXPECT_RESULT();
}
/*-- client_hello_timeout_with_helper (api.c lines 31492,31581) ---*/
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS13)
static int test_dtls_client_hello_timeout_read_cb(WOLFSSL *ssl, char *data,
int sz, void *ctx)
{
static int call_counter = 0;
call_counter++;
(void)ssl;
(void)data;
(void)sz;
(void)ctx;
switch (call_counter) {
case 1:
return WOLFSSL_CBIO_ERR_TIMEOUT;
case 2:
return WOLFSSL_CBIO_ERR_WANT_READ;
default:
AssertIntLE(call_counter, 2);
return -1;
}
}
#endif
/* Make sure we don't send acks before getting a server hello */
int test_dtls_client_hello_timeout(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS13)
WOLFSSL *ssl_c = NULL;
WOLFSSL_CTX *ctx_c = NULL;
struct test_memio_ctx test_ctx;
DtlsRecordLayerHeader* dtlsRH;
size_t idx;
size_t len;
byte sequence_number[8];
int i;
for (i = 0; i < 2; i++) {
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, NULL, &ssl_c, NULL,
wolfDTLSv1_3_client_method, NULL), 0);
if (i == 0) {
/* First time simulate timeout in IO layer */
wolfSSL_SSLSetIORecv(ssl_c, test_dtls_client_hello_timeout_read_cb);
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
}
else {
/* Second time call wolfSSL_dtls_got_timeout */
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_SUCCESS);
}
/* Parse out to make sure we got exactly two ClientHello messages */
idx = 0;
XMEMSET(&sequence_number, 0, sizeof(sequence_number));
/* First ClientHello */
dtlsRH = (DtlsRecordLayerHeader*)(test_ctx.s_buff + idx);
ExpectIntEQ(dtlsRH->type, handshake);
ExpectIntEQ(dtlsRH->pvMajor, DTLS_MAJOR);
ExpectIntEQ(dtlsRH->pvMinor, DTLSv1_2_MINOR);
ExpectIntEQ(XMEMCMP(sequence_number, dtlsRH->sequence_number,
sizeof(sequence_number)), 0);
len = (size_t)((dtlsRH->length[0] << 8) | dtlsRH->length[1]);
ExpectIntLT(idx + sizeof(DtlsRecordLayerHeader) + len, test_ctx.s_len);
idx += sizeof(DtlsRecordLayerHeader) + len;
/* Second ClientHello */
sequence_number[7] = 1;
dtlsRH = (DtlsRecordLayerHeader*)(test_ctx.s_buff + idx);
ExpectIntEQ(dtlsRH->type, handshake);
ExpectIntEQ(dtlsRH->pvMajor, DTLS_MAJOR);
ExpectIntEQ(dtlsRH->pvMinor, DTLSv1_2_MINOR);
ExpectIntEQ(XMEMCMP(sequence_number, dtlsRH->sequence_number,
sizeof(sequence_number)), 0);
len = (size_t)((dtlsRH->length[0] << 8) | dtlsRH->length[1]);
ExpectIntEQ(idx + sizeof(DtlsRecordLayerHeader) + len, test_ctx.s_len);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_c);
ssl_c = NULL;
ctx_c = NULL;
if (!EXPECT_SUCCESS())
break;
}
#endif
return EXPECT_RESULT();
}
/*-- dropped_ccs (api.c lines 31584,31648) ---*/
int test_dtls_dropped_ccs(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS) \
&& !defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX *ctx_c = NULL;
WOLFSSL_CTX *ctx_s = NULL;
WOLFSSL *ssl_c = NULL;
WOLFSSL *ssl_s = NULL;
struct test_memio_ctx test_ctx;
DtlsRecordLayerHeader* dtlsRH;
size_t len;
byte data[1];
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method), 0);
/* CH1 */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* HVR */
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* CH2 */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* Server first flight */
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* Client flight */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* Server ccs + finished */
ExpectIntEQ(wolfSSL_negotiate(ssl_s), 1);
/* Drop the ccs */
dtlsRH = (DtlsRecordLayerHeader*)test_ctx.c_buff;
len = (size_t)((dtlsRH->length[0] << 8) | dtlsRH->length[1]);
ExpectIntEQ(len, 1);
ExpectIntEQ(dtlsRH->type, change_cipher_spec);
if (EXPECT_SUCCESS()) {
ExpectIntEQ(test_memio_drop_message(&test_ctx, 1, 0), 0);
}
/* Client rtx flight */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_SUCCESS);
/* Server ccs + finished rtx */
ExpectIntEQ(wolfSSL_read(ssl_s, data, sizeof(data)), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* Client processes finished */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), 1);
wolfSSL_free(ssl_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_c);
wolfSSL_CTX_free(ctx_s);
#endif
return EXPECT_RESULT();
}
/*-- seq_num_downgrade_with_helper (api.c lines 31650,31722) ---*/
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS) \
&& !defined(WOLFSSL_NO_TLS12)
static int test_dtls_seq_num_downgrade_check_num(byte* ioBuf, int ioBufLen,
byte seq_num)
{
EXPECT_DECLS;
DtlsRecordLayerHeader* dtlsRH;
byte sequence_number[8];
XMEMSET(&sequence_number, 0, sizeof(sequence_number));
ExpectIntGE(ioBufLen, sizeof(*dtlsRH));
dtlsRH = (DtlsRecordLayerHeader*)ioBuf;
ExpectIntEQ(dtlsRH->type, handshake);
ExpectIntEQ(dtlsRH->pvMajor, DTLS_MAJOR);
ExpectIntEQ(dtlsRH->pvMinor, DTLSv1_2_MINOR);
sequence_number[7] = seq_num;
ExpectIntEQ(XMEMCMP(sequence_number, dtlsRH->sequence_number,
sizeof(sequence_number)), 0);
return EXPECT_RESULT();
}
#endif
/*
* Make sure that we send the correct sequence number after a HelloVerifyRequest
* and after a HelloRetryRequest. This is testing the server side as it is
* operating statelessly and should copy the sequence number of the ClientHello.
*/
int test_dtls_seq_num_downgrade(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS) \
&& !defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLS_server_method), 0);
/* CH1 */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(test_dtls_seq_num_downgrade_check_num(test_ctx.s_buff,
test_ctx.s_len, 0), TEST_SUCCESS);
/* HVR */
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(test_dtls_seq_num_downgrade_check_num(test_ctx.c_buff,
test_ctx.c_len, 0), TEST_SUCCESS);
/* CH2 */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(test_dtls_seq_num_downgrade_check_num(test_ctx.s_buff,
test_ctx.s_len, 1), TEST_SUCCESS);
/* Server first flight */
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(test_dtls_seq_num_downgrade_check_num(test_ctx.c_buff,
test_ctx.c_len, 1), TEST_SUCCESS);
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_s);
#endif
return EXPECT_RESULT();
}
/*-- old_seq_number (api.c lines 31953,32005) ---*/
int test_dtls_old_seq_number(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS) && \
!defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method), 0);
/* CH1 */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* HVR */
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* CH2 */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* Server first flight */
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* Client second flight */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* Modify the sequence number */
{
DtlsRecordLayerHeader* dtlsRH = (DtlsRecordLayerHeader*)test_ctx.s_buff;
XMEMSET(dtlsRH->sequence_number, 0, sizeof(dtlsRH->sequence_number));
}
/* Server second flight */
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* Server should not do anything as a pkt was dropped */
ExpectIntEQ(test_ctx.c_len, 0);
ExpectIntEQ(test_ctx.s_len, 0);
/* Trigger rtx */
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_SUCCESS);
/* Complete connection */
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_s);
#endif
return EXPECT_RESULT();
}
/*-- dtls12_missing_finished (api.c lines 32007,32068) ---*/
int test_dtls12_missing_finished(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS) && \
!defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX *ctx_c = NULL;
WOLFSSL_CTX *ctx_s = NULL;
WOLFSSL *ssl_c = NULL;
WOLFSSL *ssl_s = NULL;
struct test_memio_ctx test_ctx;
const char test_str[] = "test string";
char test_buf[sizeof(test_str)];
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method), 0);
/* CH1 */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* HVR */
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* CH2 */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* Server first flight */
ExpectIntEQ(wolfSSL_negotiate(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
/* Client second flight with finished */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* Server second flight with finished */
ExpectIntEQ(wolfSSL_negotiate(ssl_s), 1);
/* Let's clear the output */
test_memio_clear_buffer(&test_ctx, 1);
/* Let's send some app data */
ExpectIntEQ(wolfSSL_write(ssl_s, test_str, sizeof(test_str)),
sizeof(test_str));
/* Client should not error out on a missing finished */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* Server rtx second flight with finished */
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_s), 1);
/* Client process rest of handshake */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), 1);
/* Let's send some app data */
ExpectIntEQ(wolfSSL_write(ssl_s, test_str, sizeof(test_str)),
sizeof(test_str));
ExpectIntEQ(wolfSSL_read(ssl_c, test_buf, sizeof(test_buf)),
sizeof(test_str));
ExpectBufEQ(test_buf, test_str, sizeof(test_str));
wolfSSL_free(ssl_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_c);
wolfSSL_CTX_free(ctx_s);
#endif
return EXPECT_RESULT();
}
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS) && \
defined(WOLFSSL_SESSION_EXPORT) && defined(HAVE_ENCRYPT_THEN_MAC) && \
!defined(WOLFSSL_AEAD_ONLY) && !defined(WOLFSSL_NO_TLS12) && \
!defined(NO_RSA) && !defined(NO_AES) && defined(HAVE_AES_CBC) && \
!defined(NO_SHA256) && defined(HAVE_ECC)
/* Dummy peer callbacks so the DTLS exporter/importer has peer information to
* work with (the library requires these unless built with
* WOLFSSL_SESSION_EXPORT_NOPEER). */
static int test_dtls_export_etm_get_peer(WOLFSSL* ssl, char* ip, int* ipSz,
unsigned short* port, int* fam)
{
(void)ssl;
ip[0] = -1;
*ipSz = 1;
*port = 1;
*fam = 2;
return 1;
}
static int test_dtls_export_etm_set_peer(WOLFSSL* ssl, char* ip, int ipSz,
unsigned short port, int fam)
{
(void)ssl;
if (ip[0] != -1 || ipSz != 1 || port != 1 || fam != 2)
return 0;
return 1;
}
#endif
/* Regression test for DTLS session export/import dropping the Encrypt-Then-MAC
* options. Historically the ETM option fields were only serialized for TLS, so
* a re-imported DTLS session lost the negotiated ETM state and broke the record
* layer. Establish a DTLS 1.2 connection with a CBC cipher suite (where ETM
* applies), export the session, re-import it into a fresh WOLFSSL, and confirm
* the ETM option fields survive the round trip. */
int test_dtls12_export_import_etm(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS) && \
defined(WOLFSSL_SESSION_EXPORT) && defined(HAVE_ENCRYPT_THEN_MAC) && \
!defined(WOLFSSL_AEAD_ONLY) && !defined(WOLFSSL_NO_TLS12) && \
!defined(NO_RSA) && !defined(NO_AES) && defined(HAVE_AES_CBC) && \
!defined(NO_SHA256) && defined(HAVE_ECC)
/* TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 - a CBC suite, where ETM applies. */
const char* cbcSuite = "ECDHE-RSA-AES128-SHA256";
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
WOLFSSL *ssl_imp = NULL;
struct test_memio_ctx test_ctx;
unsigned char* session = NULL;
unsigned int sessionSz = 0;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method), 0);
ExpectIntEQ(wolfSSL_set_cipher_list(ssl_c, cbcSuite), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_set_cipher_list(ssl_s, cbcSuite), WOLFSSL_SUCCESS);
/* The exporter/importer needs peer info callbacks. */
wolfSSL_CTX_SetIOGetPeer(ctx_s, test_dtls_export_etm_get_peer);
wolfSSL_CTX_SetIOSetPeer(ctx_s, test_dtls_export_etm_set_peer);
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
/* Sanity: the handshake itself negotiated ETM on both sides. */
if (ssl_c != NULL)
ExpectIntEQ(ssl_c->options.encThenMac, 1);
if (ssl_s != NULL)
ExpectIntEQ(ssl_s->options.encThenMac, 1);
/* Export the server's DTLS session. */
ExpectIntGE(wolfSSL_dtls_export(ssl_s, NULL, &sessionSz), 0);
ExpectIntGT(sessionSz, 0);
ExpectNotNull(session = (unsigned char*)XMALLOC(sessionSz, NULL,
DYNAMIC_TYPE_TMP_BUFFER));
ExpectIntGE(wolfSSL_dtls_export(ssl_s, session, &sessionSz), 0);
/* Import into a fresh WOLFSSL and confirm the ETM state survived. */
ExpectNotNull(ssl_imp = wolfSSL_new(ctx_s));
ExpectIntGE(wolfSSL_dtls_import(ssl_imp, session, sessionSz), 0);
if (ssl_imp != NULL) {
/* Regression check: pre-fix these were all reset to 0 for DTLS. */
ExpectIntEQ(ssl_imp->options.encThenMac, 1);
ExpectIntEQ(ssl_imp->options.startedETMRead, 1);
ExpectIntEQ(ssl_imp->options.startedETMWrite, 1);
ExpectIntEQ(ssl_imp->options.disallowEncThenMac, 0);
}
XFREE(session, NULL, DYNAMIC_TYPE_TMP_BUFFER);
wolfSSL_free(ssl_imp);
wolfSSL_free(ssl_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_c);
wolfSSL_CTX_free(ctx_s);
#endif
return EXPECT_RESULT();
}
/* ----------------------------------------------------------------------------
* Coverage tests for DTLS APIs in src/ssl_api_dtls.c
* ------------------------------------------------------------------------- */
int test_wolfSSL_dtls_create_free_peer(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && defined(XINET_PTON) && \
!defined(WOLFSSL_NO_SOCK) && defined(HAVE_SOCKADDR)
void* peer = NULL;
/* Valid IPv4 address and port. */
ExpectNotNull(peer = wolfSSL_dtls_create_peer(11111, (char*)"127.0.0.1"));
ExpectIntEQ(wolfSSL_dtls_free_peer(peer), WOLFSSL_SUCCESS);
/* Invalid address string returns NULL. */
ExpectNull(wolfSSL_dtls_create_peer(11111, (char*)"not-an-ip-address"));
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_dtls_get0_peer(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_CLIENT) && \
!defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
const void* peer = NULL;
unsigned int peerSz = 0;
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
ExpectIntEQ(wolfSSL_dtls_set_peer(ssl, (void*)"1234", 5), WOLFSSL_SUCCESS);
#ifndef WOLFSSL_RW_THREADED
/* NULL arguments fail. */
ExpectIntEQ(wolfSSL_dtls_get0_peer(NULL, &peer, &peerSz), WOLFSSL_FAILURE);
ExpectIntEQ(wolfSSL_dtls_get0_peer(ssl, NULL, &peerSz), WOLFSSL_FAILURE);
/* Returns a pointer to the stored peer address and its size. */
ExpectIntEQ(wolfSSL_dtls_get0_peer(ssl, &peer, &peerSz), WOLFSSL_SUCCESS);
ExpectIntEQ(peerSz, 5);
ExpectNotNull(peer);
#else
ExpectIntEQ(wolfSSL_dtls_get0_peer(ssl, &peer, &peerSz),
WOLFSSL_NOT_IMPLEMENTED);
#endif
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_dtls_set_timeout_init(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_LEANPSK) && \
!defined(NO_WOLFSSL_CLIENT) && !defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
ExpectIntEQ(wolfSSL_dtls_set_timeout_init(NULL, 1),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wolfSSL_dtls_set_timeout_init(ssl, -1),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wolfSSL_dtls_set_timeout_max(ssl, 5), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_dtls_set_timeout_init(ssl, 3), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_dtls_get_current_timeout(ssl), 3);
/* Initial timeout greater than maximum fails. */
ExpectIntEQ(wolfSSL_dtls_set_timeout_init(ssl, 10),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_dtls_retransmit(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS) && \
!defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method), 0);
/* NULL fails. */
ExpectIntEQ(wolfSSL_dtls_retransmit(NULL), WOLFSSL_FATAL_ERROR);
/* Send the ClientHello flight, then retransmit it (DTLS 1.2 path). */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(wolfSSL_dtls_retransmit(ssl_c), WOLFSSL_SUCCESS);
/* Resending fails when the transport reports want-write, exercising the
* error path (sets ssl->error and returns WOLFSSL_FATAL_ERROR). */
test_memio_simulate_want_write(&test_ctx, 1, 1);
ExpectIntEQ(wolfSSL_dtls_retransmit(ssl_c), WOLFSSL_FATAL_ERROR);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_WRITE);
test_memio_simulate_want_write(&test_ctx, 1, 0);
/* After the handshake completes, retransmit is a no-op success. */
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
ExpectIntEQ(wolfSSL_dtls_retransmit(ssl_c), WOLFSSL_SUCCESS);
wolfSSL_free(ssl_s);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_s);
wolfSSL_CTX_free(ctx_c);
#endif
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && \
defined(WOLFSSL_DTLS13) && defined(WOLFSSL_TLS13)
{
/* DTLS 1.3 exercises the Dtls13DoScheduledWork() branch. */
WOLFSSL_CTX *ctx_c13 = NULL, *ctx_s13 = NULL;
WOLFSSL *ssl_c13 = NULL, *ssl_s13 = NULL;
struct test_memio_ctx test_ctx13;
XMEMSET(&test_ctx13, 0, sizeof(test_ctx13));
ExpectIntEQ(test_memio_setup(&test_ctx13, &ctx_c13, &ctx_s13, &ssl_c13,
&ssl_s13, wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method),
0);
ExpectIntEQ(wolfSSL_negotiate(ssl_c13), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c13, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(wolfSSL_dtls_retransmit(ssl_c13), WOLFSSL_SUCCESS);
wolfSSL_free(ssl_s13);
wolfSSL_free(ssl_c13);
wolfSSL_CTX_free(ctx_s13);
wolfSSL_CTX_free(ctx_c13);
}
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_DTLSv1_compat_timeouts(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_CLIENT) && \
!defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
WOLFSSL_TIMEVAL tv;
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
XMEMSET(&tv, 0, sizeof(tv));
ExpectIntEQ(wolfSSL_DTLSv1_get_timeout(ssl, &tv), 0);
/* NULL arguments are tolerated. */
ExpectIntEQ(wolfSSL_DTLSv1_get_timeout(NULL, NULL), 0);
#ifndef NO_WOLFSSL_STUB
ExpectIntEQ(wolfSSL_DTLSv1_handle_timeout(ssl), 0);
wolfSSL_DTLSv1_set_initial_timeout_duration(ssl, 1000);
#endif
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_dtls13_set_send_more_acks(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS13) && defined(WOLFSSL_TLS13) && \
!defined(NO_WOLFSSL_CLIENT)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_3_client_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
/* Toggle the send-more-acks option (void return). */
wolfSSL_dtls13_set_send_more_acks(ssl, 1);
wolfSSL_dtls13_set_send_more_acks(ssl, 0);
/* NULL is tolerated. */
wolfSSL_dtls13_set_send_more_acks(NULL, 1);
/* Quick-timeout flag defaults to off. */
ExpectIntEQ(wolfSSL_dtls13_use_quick_timeout(ssl), 0);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_dtls_srtp_keying_material(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS) && \
defined(WOLFSSL_SRTP) && defined(HAVE_KEYING_MATERIAL) && \
!defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
const WOLFSSL_SRTP_PROTECTION_PROFILE* profile = NULL;
unsigned char keyMaterial[64];
size_t olen = 0;
const char* profileStr = "SRTP_AES128_CM_SHA1_80";
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method), 0);
/* No profile selected before the handshake. */
ExpectNull(wolfSSL_get_selected_srtp_profile(NULL));
/* NULL arguments fail. */
olen = sizeof(keyMaterial);
ExpectIntEQ(wolfSSL_export_dtls_srtp_keying_material(NULL, keyMaterial,
&olen), WC_NO_ERR_TRACE(BAD_FUNC_ARG));
/* Exporting before SRTP is negotiated reports a missing extension. */
ExpectIntEQ(wolfSSL_export_dtls_srtp_keying_material(ssl_c, keyMaterial,
&olen), WC_NO_ERR_TRACE(EXT_MISSING));
/* Request SRTP on both ends (0 == success, OpenSSL convention). */
ExpectIntEQ(wolfSSL_set_tlsext_use_srtp(ssl_c, profileStr), 0);
ExpectIntEQ(wolfSSL_set_tlsext_use_srtp(ssl_s, profileStr), 0);
ExpectIntEQ(test_memio_do_handshake(ssl_c, ssl_s, 10, NULL), 0);
/* A profile is now selected. */
ExpectNotNull(profile = wolfSSL_get_selected_srtp_profile(ssl_c));
/* Length-only query (out == NULL). */
olen = 0;
ExpectIntEQ(wolfSSL_export_dtls_srtp_keying_material(ssl_c, NULL, &olen),
WC_NO_ERR_TRACE(LENGTH_ONLY_E));
ExpectIntGT((int)olen, 0);
ExpectIntLE((int)olen, (int)sizeof(keyMaterial));
/* A buffer smaller than the keying material reports BUFFER_E. */
olen = 1;
ExpectIntEQ(wolfSSL_export_dtls_srtp_keying_material(ssl_c, keyMaterial,
&olen), WC_NO_ERR_TRACE(BUFFER_E));
/* Export the keying material into a large enough buffer. */
olen = sizeof(keyMaterial);
#ifdef WOLFSSL_OPENVPN
ExpectIntEQ(wolfSSL_export_dtls_srtp_keying_material(ssl_c, keyMaterial,
&olen), WOLFSSL_SUCCESS);
#else
/* Arrays aren't saved without WOLFSSL_OPENVPN. */
ExpectIntEQ(wolfSSL_export_dtls_srtp_keying_material(ssl_c, keyMaterial,
&olen), WOLFSSL_FAILURE);
#endif
#ifndef NO_WOLFSSL_STUB
/* Stub returns NULL. */
ExpectNull(wolfSSL_get_srtp_profiles(ssl_c));
#endif
wolfSSL_free(ssl_s);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_s);
wolfSSL_CTX_free(ctx_c);
#endif
return EXPECT_RESULT();
}
#if defined(WOLFSSL_DTLS) && defined(WOLFSSL_MULTICAST) && \
(defined(WOLFSSL_TLS13) || defined(WOLFSSL_SNIFFER)) && \
!defined(NO_WOLFSSL_CLIENT)
static int test_dtls_mcast_highwater_cb(unsigned short peerId,
unsigned int maxSeq, unsigned int curSeq, void* ctx)
{
(void)peerId;
(void)maxSeq;
(void)curSeq;
(void)ctx;
return 0;
}
#endif
int test_wolfSSL_mcast_peers(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && defined(WOLFSSL_MULTICAST) && \
(defined(WOLFSSL_TLS13) || defined(WOLFSSL_SNIFFER)) && \
!defined(NO_WOLFSSL_CLIENT)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
int hwCtx = 0;
ExpectIntGT(wolfSSL_mcast_get_max_peers(), 0);
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectIntEQ(wolfSSL_CTX_mcast_set_member_id(ctx, 0), WOLFSSL_SUCCESS);
/* Highwater callback argument validation. */
ExpectIntEQ(wolfSSL_CTX_mcast_set_highwater_cb(NULL, 320, 100, 200,
test_dtls_mcast_highwater_cb), WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wolfSSL_CTX_mcast_set_highwater_cb(ctx, 320, 100, 200, NULL),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wolfSSL_CTX_mcast_set_highwater_cb(ctx, 320, 100, 200,
test_dtls_mcast_highwater_cb), WOLFSSL_SUCCESS);
ExpectNotNull(ssl = wolfSSL_new(ctx));
ExpectIntEQ(wolfSSL_mcast_set_highwater_ctx(NULL, &hwCtx),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wolfSSL_mcast_set_highwater_ctx(ssl, &hwCtx), WOLFSSL_SUCCESS);
/* Add, query and remove a multicast peer. */
ExpectIntEQ(wolfSSL_mcast_peer_add(NULL, 1, 0),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wolfSSL_mcast_peer_add(ssl, 1, 0), WOLFSSL_SUCCESS);
/* Known peer that has not sent data yet -> 0. */
ExpectIntEQ(wolfSSL_mcast_peer_known(ssl, 1), 0);
/* Unknown peer -> 0. */
ExpectIntEQ(wolfSSL_mcast_peer_known(ssl, 2), 0);
ExpectIntEQ(wolfSSL_mcast_peer_known(NULL, 1),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
/* Once the peer has received data (non-zero sequence number) it is
* reported as known. */
if (ssl != NULL) {
int j;
for (j = 0; j < WOLFSSL_DTLS_PEERSEQ_SZ; j++) {
if (ssl->keys.peerSeq[j].peerId == 1) {
ssl->keys.peerSeq[j].nextSeq_lo = 1;
break;
}
}
}
ExpectIntEQ(wolfSSL_mcast_peer_known(ssl, 1), 1);
/* Remove the peer (sub = 1). */
ExpectIntEQ(wolfSSL_mcast_peer_add(ssl, 1, 1), WOLFSSL_SUCCESS);
/* Re-adding a peer that is already present reports an error. */
ExpectIntEQ(wolfSSL_mcast_peer_add(ssl, 5, 0), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_mcast_peer_add(ssl, 5, 0), WOLFSSL_FATAL_ERROR);
ExpectIntEQ(wolfSSL_mcast_peer_add(ssl, 5, 1), WOLFSSL_SUCCESS);
/* Filling every peer slot then adding another peer overflows the list. */
#if WOLFSSL_DTLS_PEERSEQ_SZ <= 255
{
int idx;
for (idx = 0; idx < WOLFSSL_DTLS_PEERSEQ_SZ && !EXPECT_FAIL(); idx++) {
ExpectIntEQ(wolfSSL_mcast_peer_add(ssl, (word16)idx, 0),
WOLFSSL_SUCCESS);
}
ExpectIntEQ(wolfSSL_mcast_peer_add(ssl,
(word16)WOLFSSL_DTLS_PEERSEQ_SZ, 0), WOLFSSL_FATAL_ERROR);
}
#endif
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_set_dtls_fd_connected(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_CLIENT) && \
!defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
ExpectIntEQ(wolfSSL_set_dtls_fd_connected(NULL, 0),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
ExpectIntEQ(wolfSSL_set_dtls_fd_connected(ssl, 1), WOLFSSL_SUCCESS);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_dtls_get_peer(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_CLIENT) && \
!defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
unsigned char peer[16];
unsigned int peerSz = (unsigned int)sizeof(peer);
ExpectIntEQ(wolfSSL_dtls_get_peer(NULL, peer, &peerSz), WOLFSSL_FAILURE);
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
/* No peer set yet. */
peerSz = (unsigned int)sizeof(peer);
ExpectIntEQ(wolfSSL_dtls_get_peer(ssl, peer, &peerSz), WOLFSSL_FAILURE);
/* Set then retrieve the peer. */
ExpectIntEQ(wolfSSL_dtls_set_peer(ssl, (void*)"1234", 5), WOLFSSL_SUCCESS);
peerSz = (unsigned int)sizeof(peer);
ExpectIntEQ(wolfSSL_dtls_get_peer(ssl, peer, &peerSz), WOLFSSL_SUCCESS);
ExpectIntEQ(peerSz, 5);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_dtls_set_peer(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_CLIENT) && \
!defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
unsigned char peer[16];
unsigned int peerSz = (unsigned int)sizeof(peer);
ExpectIntEQ(wolfSSL_dtls_set_peer(NULL, (void*)"1234", 5), WOLFSSL_FAILURE);
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
/* Set a peer then read it back. */
ExpectIntEQ(wolfSSL_dtls_set_peer(ssl, (void*)"1234", 5), WOLFSSL_SUCCESS);
peerSz = (unsigned int)sizeof(peer);
ExpectIntEQ(wolfSSL_dtls_get_peer(ssl, peer, &peerSz), WOLFSSL_SUCCESS);
ExpectIntEQ(peerSz, 5);
/* A larger peer grows the buffer, freeing the previous one. */
ExpectIntEQ(wolfSSL_dtls_set_peer(ssl, (void*)"123456789012", 12),
WOLFSSL_SUCCESS);
peerSz = (unsigned int)sizeof(peer);
ExpectIntEQ(wolfSSL_dtls_get_peer(ssl, peer, &peerSz), WOLFSSL_SUCCESS);
ExpectIntEQ(peerSz, 12);
/* Clearing the peer with NULL/0 frees the stored address. */
ExpectIntEQ(wolfSSL_dtls_set_peer(ssl, NULL, 0), WOLFSSL_SUCCESS);
peerSz = (unsigned int)sizeof(peer);
ExpectIntEQ(wolfSSL_dtls_get_peer(ssl, peer, &peerSz), WOLFSSL_FAILURE);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_GetDtlsMacSecret(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_AEAD_ONLY)
/* NULL ssl returns NULL. */
ExpectNull(wolfSSL_GetDtlsMacSecret(NULL, 0, 0));
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_dtls_get_using_nonblock(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_CLIENT) && \
!defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
ExpectIntEQ(wolfSSL_dtls_get_using_nonblock(NULL), WOLFSSL_FAILURE);
/* DTLS object: default is off. */
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
ExpectIntEQ(wolfSSL_dtls_get_using_nonblock(ssl), 0);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
ssl = NULL;
ctx = NULL;
#ifndef WOLFSSL_NO_TLS12
/* Non-DTLS object takes the deprecated-use branch and returns 0. */
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfTLSv1_2_client_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
ExpectIntEQ(wolfSSL_dtls_get_using_nonblock(ssl), 0);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_dtls_set_using_nonblock(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_LEANPSK) && \
!defined(NO_WOLFSSL_CLIENT) && !defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
/* NULL is a no-op (must not crash). */
wolfSSL_dtls_set_using_nonblock(NULL, 1);
/* DTLS object: value is stored and read back. */
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
wolfSSL_dtls_set_using_nonblock(ssl, 1);
ExpectIntEQ(wolfSSL_dtls_get_using_nonblock(ssl), 1);
wolfSSL_dtls_set_using_nonblock(ssl, 0);
ExpectIntEQ(wolfSSL_dtls_get_using_nonblock(ssl), 0);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
ssl = NULL;
ctx = NULL;
#ifndef WOLFSSL_NO_TLS12
/* Non-DTLS object takes the deprecated-use branch. */
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfTLSv1_2_client_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
wolfSSL_dtls_set_using_nonblock(ssl, 1);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_set_mtu_compat(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && defined(OPENSSL_EXTRA) && \
(defined(WOLFSSL_SCTP) || defined(WOLFSSL_DTLS_MTU)) && \
!defined(NO_WOLFSSL_CLIENT)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
/* A reasonable MTU succeeds. */
ExpectIntEQ(wolfSSL_set_mtu_compat(ssl, 1500), WOLFSSL_SUCCESS);
/* An MTU larger than a record fails. */
ExpectIntEQ(wolfSSL_set_mtu_compat(ssl, 0xFFFF), WOLFSSL_FAILURE);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_dtls_set_timeout_max(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_LEANPSK) && \
!defined(NO_WOLFSSL_CLIENT) && !defined(WOLFSSL_NO_TLS12)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
ExpectIntEQ(wolfSSL_dtls_set_timeout_max(NULL, 5),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
/* Negative timeout fails. */
ExpectIntEQ(wolfSSL_dtls_set_timeout_max(ssl, -1),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
/* Valid maximum succeeds. */
ExpectIntEQ(wolfSSL_dtls_set_timeout_max(ssl, 5), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_dtls_set_timeout_init(ssl, 3), WOLFSSL_SUCCESS);
/* Maximum less than the initial timeout fails. */
ExpectIntEQ(wolfSSL_dtls_set_timeout_max(ssl, 2),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_CTX_mcast_set_member_id(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && defined(WOLFSSL_MULTICAST) && \
(defined(WOLFSSL_TLS13) || defined(WOLFSSL_SNIFFER)) && \
!defined(NO_WOLFSSL_CLIENT)
WOLFSSL_CTX* ctx = NULL;
ExpectIntEQ(wolfSSL_CTX_mcast_set_member_id(NULL, 0),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
/* Member id out of range (> 8-bit) fails. */
ExpectIntEQ(wolfSSL_CTX_mcast_set_member_id(ctx, 256),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
/* Valid member id succeeds. */
ExpectIntEQ(wolfSSL_CTX_mcast_set_member_id(ctx, 0), WOLFSSL_SUCCESS);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_mcast_read(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && defined(WOLFSSL_MULTICAST) && \
(defined(WOLFSSL_TLS13) || defined(WOLFSSL_SNIFFER)) && \
!defined(NO_WOLFSSL_CLIENT)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
word16 id = 0;
byte buf[16];
ExpectIntEQ(wolfSSL_mcast_read(NULL, &id, buf, (int)sizeof(buf)),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectIntEQ(wolfSSL_CTX_mcast_set_member_id(ctx, 0), WOLFSSL_SUCCESS);
ExpectNotNull(ssl = wolfSSL_new(ctx));
/* Negative size fails. */
ExpectIntEQ(wolfSSL_mcast_read(ssl, &id, buf, -1),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_dtls_got_timeout(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_LEANPSK) && \
!defined(NO_WOLFSSL_CLIENT)
/* NULL object fails. */
ExpectIntEQ(wolfSSL_dtls_got_timeout(NULL), WOLFSSL_FATAL_ERROR);
#ifndef WOLFSSL_NO_TLS12
{
/* A non-DTLS object also fails. */
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfTLSv1_2_client_method()));
ExpectNotNull(ssl = wolfSSL_new(ctx));
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl), WOLFSSL_FATAL_ERROR);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
}
#endif
#endif
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && defined(WOLFSSL_DTLS) && \
!defined(WOLFSSL_LEANPSK) && !defined(WOLFSSL_NO_TLS12)
{
/* With a DTLS 1.2 flight buffered, a transport that reports want-write
* makes the timeout handler take the pool-send error path. */
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_2_client_method, wolfDTLSv1_2_server_method), 0);
/* Buffer the ClientHello flight. */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* Resending the flight fails -> error path, returns FATAL_ERROR. */
test_memio_simulate_want_write(&test_ctx, 1, 1);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_FATAL_ERROR);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_WRITE);
/* With the transport unblocked the resend succeeds. */
test_memio_simulate_want_write(&test_ctx, 1, 0);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_SUCCESS);
wolfSSL_free(ssl_s);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_s);
wolfSSL_CTX_free(ctx_c);
}
#endif
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && \
defined(WOLFSSL_DTLS13) && defined(WOLFSSL_TLS13)
{
/* DTLS 1.3: a want-write while retransmitting takes the
* Dtls13RtxTimeout() error branch. */
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method), 0);
/* Buffer the ClientHello flight. */
ExpectIntEQ(wolfSSL_negotiate(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
/* Retransmit under want-write fails. */
test_memio_simulate_want_write(&test_ctx, 1, 1);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_FATAL_ERROR);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_WRITE);
test_memio_simulate_want_write(&test_ctx, 1, 0);
wolfSSL_free(ssl_s);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_s);
wolfSSL_CTX_free(ctx_c);
}
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_DTLS_SetCookieSecret(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_SERVER) && \
(defined(NO_CERTS) || !defined(NO_RSA))
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
byte secret1[32];
byte secret2[16];
XMEMSET(secret1, 0xA5, sizeof(secret1));
XMEMSET(secret2, 0x5A, sizeof(secret2));
/* NULL object fails. */
ExpectIntEQ(wolfSSL_DTLS_SetCookieSecret(NULL, secret1, sizeof(secret1)),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_server_method()));
#ifndef NO_CERTS
/* A server WOLFSSL needs a key and certificate set on the context. */
ExpectIntEQ(wolfSSL_CTX_use_PrivateKey_file(ctx, svrKeyFile, CERT_FILETYPE),
WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_CTX_use_certificate_file(ctx, svrCertFile,
CERT_FILETYPE), WOLFSSL_SUCCESS);
#endif
ExpectNotNull(ssl = wolfSSL_new(ctx));
/* A non-NULL secret with zero size fails. */
ExpectIntEQ(wolfSSL_DTLS_SetCookieSecret(ssl, secret1, 0),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
/* Set an explicit secret (copy path). */
ExpectIntEQ(wolfSSL_DTLS_SetCookieSecret(ssl, secret1, sizeof(secret1)), 0);
/* A different size frees the old buffer and reallocates. */
ExpectIntEQ(wolfSSL_DTLS_SetCookieSecret(ssl, secret2, sizeof(secret2)), 0);
/* The same size keeps the existing buffer (no reallocation). */
ExpectIntEQ(wolfSSL_DTLS_SetCookieSecret(ssl, secret2, sizeof(secret2)), 0);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
int test_wolfSSL_set_secret(void)
{
EXPECT_DECLS;
#if defined(WOLFSSL_DTLS) && defined(WOLFSSL_MULTICAST) && \
(defined(WOLFSSL_TLS13) || defined(WOLFSSL_SNIFFER)) && \
!defined(NO_WOLFSSL_CLIENT)
WOLFSSL_CTX* ctx = NULL;
WOLFSSL* ssl = NULL;
byte preMasterSecret[16];
byte clientRandom[32];
byte serverRandom[32];
byte suite[2] = { 0, 0xfe }; /* WDM_WITH_NULL_SHA256 */
XMEMSET(preMasterSecret, 0x23, sizeof(preMasterSecret));
XMEMSET(clientRandom, 0xA5, sizeof(clientRandom));
XMEMSET(serverRandom, 0x5A, sizeof(serverRandom));
ExpectNotNull(ctx = wolfSSL_CTX_new(wolfDTLSv1_2_client_method()));
ExpectIntEQ(wolfSSL_CTX_mcast_set_member_id(ctx, 0), WOLFSSL_SUCCESS);
ExpectNotNull(ssl = wolfSSL_new(ctx));
/* Invalid arguments take the error path and return WOLFSSL_FATAL_ERROR. */
ExpectIntEQ(wolfSSL_set_secret(ssl, 23, NULL, sizeof(preMasterSecret),
clientRandom, serverRandom, suite), WOLFSSL_FATAL_ERROR);
ExpectIntEQ(wolfSSL_set_secret(ssl, 23, preMasterSecret, 0,
clientRandom, serverRandom, suite), WOLFSSL_FATAL_ERROR);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
#endif
return EXPECT_RESULT();
}
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