1 /* 2 * Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the OpenSSL license (the "License"). You may not use 5 * this file except in compliance with the License. You can obtain a copy 6 * in the file LICENSE in the source distribution or at 7 * https://www.openssl.org/source/license.html 8 */ 9 10 #include <string.h> 11 12 #include <openssl/opensslconf.h> 13 #include <openssl/bio.h> 14 #include <openssl/crypto.h> 15 #include <openssl/evp.h> 16 #include <openssl/ssl.h> 17 #include <openssl/err.h> 18 19 #include "../ssl/packet_locl.h" 20 21 #define CLIENT_VERSION_LEN 2 22 23 24 #define TOTAL_NUM_TESTS 1 25 26 /* 27 * Test that explicitly setting ticket data results in it appearing in the 28 * ClientHello for a negotiated SSL/TLS version 29 */ 30 #define TEST_SET_SESSION_TICK_DATA_VER_NEG 0 31 32 int main(int argc, char *argv[]) 33 { 34 SSL_CTX *ctx = NULL; 35 SSL *con = NULL; 36 BIO *rbio; 37 BIO *wbio; 38 BIO *err; 39 long len; 40 unsigned char *data; 41 PACKET pkt, pkt2, pkt3; 42 char *dummytick = "Hello World!"; 43 unsigned int type; 44 int testresult = 0; 45 int currtest = 0; 46 47 err = BIO_new_fp(stderr, BIO_NOCLOSE | BIO_FP_TEXT); 48 49 CRYPTO_set_mem_debug(1); 50 CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON); 51 52 /* 53 * For each test set up an SSL_CTX and SSL and see what ClientHello gets 54 * produced when we try to connect 55 */ 56 for (; currtest < TOTAL_NUM_TESTS; currtest++) { 57 testresult = 0; 58 ctx = SSL_CTX_new(TLS_method()); 59 if (!SSL_CTX_set_max_proto_version(ctx, TLS1_2_VERSION)) 60 goto end; 61 con = SSL_new(ctx); 62 63 rbio = BIO_new(BIO_s_mem()); 64 wbio = BIO_new(BIO_s_mem()); 65 SSL_set_bio(con, rbio, wbio); 66 SSL_set_connect_state(con); 67 68 if (currtest == TEST_SET_SESSION_TICK_DATA_VER_NEG) { 69 if (!SSL_set_session_ticket_ext(con, dummytick, strlen(dummytick))) 70 goto end; 71 } 72 73 if (SSL_connect(con) > 0) { 74 /* This shouldn't succeed because we don't have a server! */ 75 goto end; 76 } 77 78 len = BIO_get_mem_data(wbio, (char **)&data); 79 if (!PACKET_buf_init(&pkt, data, len)) 80 goto end; 81 82 /* Skip the record header */ 83 if (!PACKET_forward(&pkt, SSL3_RT_HEADER_LENGTH)) 84 goto end; 85 86 /* Skip the handshake message header */ 87 if (!PACKET_forward(&pkt, SSL3_HM_HEADER_LENGTH)) 88 goto end; 89 90 /* Skip client version and random */ 91 if (!PACKET_forward(&pkt, CLIENT_VERSION_LEN + SSL3_RANDOM_SIZE)) 92 goto end; 93 94 /* Skip session id */ 95 if (!PACKET_get_length_prefixed_1(&pkt, &pkt2)) 96 goto end; 97 98 /* Skip ciphers */ 99 if (!PACKET_get_length_prefixed_2(&pkt, &pkt2)) 100 goto end; 101 102 /* Skip compression */ 103 if (!PACKET_get_length_prefixed_1(&pkt, &pkt2)) 104 goto end; 105 106 /* Extensions len */ 107 if (!PACKET_as_length_prefixed_2(&pkt, &pkt2)) 108 goto end; 109 110 /* Loop through all extensions */ 111 while (PACKET_remaining(&pkt2)) { 112 113 if (!PACKET_get_net_2(&pkt2, &type) || 114 !PACKET_get_length_prefixed_2(&pkt2, &pkt3)) 115 goto end; 116 117 if (type == TLSEXT_TYPE_session_ticket) { 118 if (currtest == TEST_SET_SESSION_TICK_DATA_VER_NEG) { 119 if (PACKET_equal(&pkt3, dummytick, strlen(dummytick))) { 120 /* Ticket data is as we expected */ 121 testresult = 1; 122 } else { 123 printf("Received session ticket is not as expected\n"); 124 } 125 break; 126 } 127 } 128 129 } 130 131 end: 132 SSL_free(con); 133 SSL_CTX_free(ctx); 134 if (!testresult) { 135 printf("ClientHello test: FAILED (Test %d)\n", currtest); 136 break; 137 } 138 } 139 140 #ifndef OPENSSL_NO_CRYPTO_MDEBUG 141 if (CRYPTO_mem_leaks(err) <= 0) 142 testresult = 0; 143 #endif 144 BIO_free(err); 145 146 return testresult?0:1; 147 } 148