1 | /*
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2 | * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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3 | *
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4 | * Licensed under the OpenSSL license (the "License"). You may not use
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5 | * this file except in compliance with the License. You can obtain a copy
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6 | * in the file LICENSE in the source distribution or at
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7 | * https://www.openssl.org/source/license.html
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8 | */
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9 |
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10 | /* ====================================================================
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11 | * Copyright 2005 Nokia. All rights reserved.
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12 | *
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13 | * The portions of the attached software ("Contribution") is developed by
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14 | * Nokia Corporation and is licensed pursuant to the OpenSSL open source
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15 | * license.
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16 | *
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17 | * The Contribution, originally written by Mika Kousa and Pasi Eronen of
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18 | * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
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19 | * support (see RFC 4279) to OpenSSL.
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20 | *
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21 | * No patent licenses or other rights except those expressly stated in
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22 | * the OpenSSL open source license shall be deemed granted or received
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23 | * expressly, by implication, estoppel, or otherwise.
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24 | *
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25 | * No assurances are provided by Nokia that the Contribution does not
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26 | * infringe the patent or other intellectual property rights of any third
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27 | * party or that the license provides you with all the necessary rights
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28 | * to make use of the Contribution.
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29 | *
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30 | * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
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31 | * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
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32 | * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
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33 | * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
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34 | * OTHERWISE.
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35 | */
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36 |
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37 | #include <ctype.h>
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38 | #include <stdio.h>
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39 | #include <stdlib.h>
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40 | #include <string.h>
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41 | #include <errno.h>
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42 | #include <openssl/e_os2.h>
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43 |
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44 | #ifndef OPENSSL_NO_SOCK
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45 |
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46 | /*
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47 | * With IPv6, it looks like Digital has mixed up the proper order of
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48 | * recursive header file inclusion, resulting in the compiler complaining
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49 | * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
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50 | * needed to have fileno() declared correctly... So let's define u_int
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51 | */
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52 | #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
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53 | # define __U_INT
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54 | typedef unsigned int u_int;
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55 | #endif
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56 |
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57 | #define USE_SOCKETS
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58 | #include "apps.h"
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59 | #include <openssl/x509.h>
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60 | #include <openssl/ssl.h>
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61 | #include <openssl/err.h>
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62 | #include <openssl/pem.h>
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63 | #include <openssl/rand.h>
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64 | #include <openssl/ocsp.h>
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65 | #include <openssl/bn.h>
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66 | #include <openssl/async.h>
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67 | #ifndef OPENSSL_NO_SRP
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68 | # include <openssl/srp.h>
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69 | #endif
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70 | #ifndef OPENSSL_NO_CT
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71 | # include <openssl/ct.h>
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72 | #endif
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73 | #include "s_apps.h"
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74 | #include "timeouts.h"
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75 |
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76 | #if defined(__has_feature)
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77 | # if __has_feature(memory_sanitizer)
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78 | # include <sanitizer/msan_interface.h>
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79 | # endif
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80 | #endif
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81 |
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82 | #undef BUFSIZZ
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83 | #define BUFSIZZ 1024*8
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84 | #define S_CLIENT_IRC_READ_TIMEOUT 8
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85 |
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86 | static char *prog;
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87 | static int c_debug = 0;
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88 | static int c_showcerts = 0;
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89 | static char *keymatexportlabel = NULL;
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90 | static int keymatexportlen = 20;
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91 | static BIO *bio_c_out = NULL;
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92 | static int c_quiet = 0;
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93 |
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94 | static void print_stuff(BIO *berr, SSL *con, int full);
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95 | #ifndef OPENSSL_NO_OCSP
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96 | static int ocsp_resp_cb(SSL *s, void *arg);
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97 | #endif
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98 |
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99 | static int saved_errno;
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100 |
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101 | static void save_errno(void)
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102 | {
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103 | saved_errno = errno;
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104 | errno = 0;
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105 | }
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106 |
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107 | static int restore_errno(void)
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108 | {
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109 | int ret = errno;
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110 | errno = saved_errno;
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111 | return ret;
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112 | }
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113 |
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114 | static void do_ssl_shutdown(SSL *ssl)
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115 | {
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116 | int ret;
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117 |
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118 | do {
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119 | /* We only do unidirectional shutdown */
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120 | ret = SSL_shutdown(ssl);
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121 | if (ret < 0) {
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122 | switch (SSL_get_error(ssl, ret)) {
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123 | case SSL_ERROR_WANT_READ:
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124 | case SSL_ERROR_WANT_WRITE:
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125 | case SSL_ERROR_WANT_ASYNC:
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126 | case SSL_ERROR_WANT_ASYNC_JOB:
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127 | /* We just do busy waiting. Nothing clever */
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128 | continue;
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129 | }
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130 | ret = 0;
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131 | }
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132 | } while (ret < 0);
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133 | }
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134 |
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135 | #ifndef OPENSSL_NO_PSK
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136 | /* Default PSK identity and key */
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137 | static char *psk_identity = "Client_identity";
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138 | /*
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139 | * char *psk_key=NULL; by default PSK is not used
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140 | */
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141 |
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142 | static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
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143 | unsigned int max_identity_len,
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144 | unsigned char *psk,
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145 | unsigned int max_psk_len)
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146 | {
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147 | int ret;
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148 | long key_len;
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149 | unsigned char *key;
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150 |
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151 | if (c_debug)
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152 | BIO_printf(bio_c_out, "psk_client_cb\n");
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153 | if (!hint) {
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154 | /* no ServerKeyExchange message */
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155 | if (c_debug)
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156 | BIO_printf(bio_c_out,
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157 | "NULL received PSK identity hint, continuing anyway\n");
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158 | } else if (c_debug)
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159 | BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
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160 |
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161 | /*
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162 | * lookup PSK identity and PSK key based on the given identity hint here
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163 | */
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164 | ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
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165 | if (ret < 0 || (unsigned int)ret > max_identity_len)
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166 | goto out_err;
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167 | if (c_debug)
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168 | BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity,
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169 | ret);
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170 |
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171 | /* convert the PSK key to binary */
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172 | key = OPENSSL_hexstr2buf(psk_key, &key_len);
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173 | if (key == NULL) {
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174 | BIO_printf(bio_err, "Could not convert PSK key '%s' to buffer\n",
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175 | psk_key);
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176 | return 0;
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177 | }
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178 | if (key_len > max_psk_len) {
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179 | BIO_printf(bio_err,
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180 | "psk buffer of callback is too small (%d) for key (%ld)\n",
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181 | max_psk_len, key_len);
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182 | OPENSSL_free(key);
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183 | return 0;
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184 | }
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185 |
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186 | memcpy(psk, key, key_len);
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187 | OPENSSL_free(key);
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188 |
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189 | if (c_debug)
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190 | BIO_printf(bio_c_out, "created PSK len=%ld\n", key_len);
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191 |
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192 | return key_len;
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193 | out_err:
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194 | if (c_debug)
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195 | BIO_printf(bio_err, "Error in PSK client callback\n");
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196 | return 0;
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197 | }
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198 | #endif
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199 |
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200 | /* This is a context that we pass to callbacks */
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201 | typedef struct tlsextctx_st {
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202 | BIO *biodebug;
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203 | int ack;
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204 | } tlsextctx;
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205 |
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206 | static int ssl_servername_cb(SSL *s, int *ad, void *arg)
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207 | {
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208 | tlsextctx *p = (tlsextctx *) arg;
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209 | const char *hn = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
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210 | if (SSL_get_servername_type(s) != -1)
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211 | p->ack = !SSL_session_reused(s) && hn != NULL;
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212 | else
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213 | BIO_printf(bio_err, "Can't use SSL_get_servername\n");
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214 |
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215 | return SSL_TLSEXT_ERR_OK;
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216 | }
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217 |
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218 | #ifndef OPENSSL_NO_SRP
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219 |
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220 | /* This is a context that we pass to all callbacks */
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221 | typedef struct srp_arg_st {
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222 | char *srppassin;
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223 | char *srplogin;
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224 | int msg; /* copy from c_msg */
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225 | int debug; /* copy from c_debug */
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226 | int amp; /* allow more groups */
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227 | int strength; /* minimal size for N */
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228 | } SRP_ARG;
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229 |
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230 | # define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
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231 |
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232 | static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
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233 | {
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234 | BN_CTX *bn_ctx = BN_CTX_new();
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235 | BIGNUM *p = BN_new();
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236 | BIGNUM *r = BN_new();
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237 | int ret =
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238 | g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
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239 | BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) == 1 &&
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240 | p != NULL && BN_rshift1(p, N) &&
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241 | /* p = (N-1)/2 */
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242 | BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) == 1 &&
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243 | r != NULL &&
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244 | /* verify g^((N-1)/2) == -1 (mod N) */
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245 | BN_mod_exp(r, g, p, N, bn_ctx) &&
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246 | BN_add_word(r, 1) && BN_cmp(r, N) == 0;
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247 |
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248 | BN_free(r);
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249 | BN_free(p);
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250 | BN_CTX_free(bn_ctx);
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251 | return ret;
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252 | }
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253 |
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254 | /*-
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255 | * This callback is used here for two purposes:
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256 | * - extended debugging
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257 | * - making some primality tests for unknown groups
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258 | * The callback is only called for a non default group.
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259 | *
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260 | * An application does not need the call back at all if
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261 | * only the standard groups are used. In real life situations,
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262 | * client and server already share well known groups,
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263 | * thus there is no need to verify them.
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264 | * Furthermore, in case that a server actually proposes a group that
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265 | * is not one of those defined in RFC 5054, it is more appropriate
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266 | * to add the group to a static list and then compare since
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267 | * primality tests are rather cpu consuming.
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268 | */
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269 |
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270 | static int ssl_srp_verify_param_cb(SSL *s, void *arg)
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271 | {
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272 | SRP_ARG *srp_arg = (SRP_ARG *)arg;
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273 | BIGNUM *N = NULL, *g = NULL;
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274 |
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275 | if (((N = SSL_get_srp_N(s)) == NULL) || ((g = SSL_get_srp_g(s)) == NULL))
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276 | return 0;
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277 | if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1) {
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278 | BIO_printf(bio_err, "SRP parameters:\n");
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279 | BIO_printf(bio_err, "\tN=");
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280 | BN_print(bio_err, N);
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281 | BIO_printf(bio_err, "\n\tg=");
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282 | BN_print(bio_err, g);
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283 | BIO_printf(bio_err, "\n");
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284 | }
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285 |
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286 | if (SRP_check_known_gN_param(g, N))
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287 | return 1;
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288 |
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289 | if (srp_arg->amp == 1) {
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290 | if (srp_arg->debug)
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291 | BIO_printf(bio_err,
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292 | "SRP param N and g are not known params, going to check deeper.\n");
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293 |
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294 | /*
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295 | * The srp_moregroups is a real debugging feature. Implementors
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296 | * should rather add the value to the known ones. The minimal size
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297 | * has already been tested.
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298 | */
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299 | if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N, g))
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300 | return 1;
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301 | }
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302 | BIO_printf(bio_err, "SRP param N and g rejected.\n");
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303 | return 0;
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304 | }
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305 |
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306 | # define PWD_STRLEN 1024
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307 |
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308 | static char *ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
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309 | {
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310 | SRP_ARG *srp_arg = (SRP_ARG *)arg;
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311 | char *pass = app_malloc(PWD_STRLEN + 1, "SRP password buffer");
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312 | PW_CB_DATA cb_tmp;
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313 | int l;
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314 |
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315 | cb_tmp.password = (char *)srp_arg->srppassin;
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316 | cb_tmp.prompt_info = "SRP user";
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317 | if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp)) < 0) {
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318 | BIO_printf(bio_err, "Can't read Password\n");
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319 | OPENSSL_free(pass);
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320 | return NULL;
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321 | }
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322 | *(pass + l) = '\0';
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323 |
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324 | return pass;
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325 | }
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326 |
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327 | #endif
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328 |
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329 | static char *srtp_profiles = NULL;
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330 |
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331 | #ifndef OPENSSL_NO_NEXTPROTONEG
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332 | /* This the context that we pass to next_proto_cb */
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333 | typedef struct tlsextnextprotoctx_st {
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334 | unsigned char *data;
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335 | size_t len;
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336 | int status;
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337 | } tlsextnextprotoctx;
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338 |
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339 | static tlsextnextprotoctx next_proto;
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340 |
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341 | static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen,
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342 | const unsigned char *in, unsigned int inlen,
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343 | void *arg)
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344 | {
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345 | tlsextnextprotoctx *ctx = arg;
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346 |
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347 | if (!c_quiet) {
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348 | /* We can assume that |in| is syntactically valid. */
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349 | unsigned i;
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350 | BIO_printf(bio_c_out, "Protocols advertised by server: ");
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351 | for (i = 0; i < inlen;) {
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352 | if (i)
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353 | BIO_write(bio_c_out, ", ", 2);
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354 | BIO_write(bio_c_out, &in[i + 1], in[i]);
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355 | i += in[i] + 1;
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356 | }
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357 | BIO_write(bio_c_out, "\n", 1);
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358 | }
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359 |
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360 | ctx->status =
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361 | SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
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362 | return SSL_TLSEXT_ERR_OK;
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363 | }
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364 | #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
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365 |
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366 | static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
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367 | const unsigned char *in, size_t inlen,
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368 | int *al, void *arg)
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369 | {
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370 | char pem_name[100];
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371 | unsigned char ext_buf[4 + 65536];
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372 |
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373 | /* Reconstruct the type/len fields prior to extension data */
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374 | ext_buf[0] = ext_type >> 8;
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375 | ext_buf[1] = ext_type & 0xFF;
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376 | ext_buf[2] = inlen >> 8;
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377 | ext_buf[3] = inlen & 0xFF;
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378 | memcpy(ext_buf + 4, in, inlen);
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379 |
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380 | BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d",
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381 | ext_type);
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382 | PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
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383 | return 1;
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384 | }
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385 |
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386 | /*
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387 | * Hex decoder that tolerates optional whitespace. Returns number of bytes
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388 | * produced, advances inptr to end of input string.
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389 | */
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390 | static ossl_ssize_t hexdecode(const char **inptr, void *result)
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391 | {
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392 | unsigned char **out = (unsigned char **)result;
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393 | const char *in = *inptr;
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394 | unsigned char *ret = app_malloc(strlen(in) / 2, "hexdecode");
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395 | unsigned char *cp = ret;
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396 | uint8_t byte;
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397 | int nibble = 0;
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398 |
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399 | if (ret == NULL)
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400 | return -1;
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401 |
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402 | for (byte = 0; *in; ++in) {
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403 | int x;
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404 |
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405 | if (isspace(_UC(*in)))
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406 | continue;
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407 | x = OPENSSL_hexchar2int(*in);
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408 | if (x < 0) {
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409 | OPENSSL_free(ret);
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410 | return 0;
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411 | }
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412 | byte |= (char)x;
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413 | if ((nibble ^= 1) == 0) {
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414 | *cp++ = byte;
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415 | byte = 0;
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416 | } else {
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417 | byte <<= 4;
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418 | }
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419 | }
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420 | if (nibble != 0) {
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421 | OPENSSL_free(ret);
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422 | return 0;
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423 | }
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424 | *inptr = in;
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425 |
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426 | return cp - (*out = ret);
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427 | }
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428 |
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429 | /*
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430 | * Decode unsigned 0..255, returns 1 on success, <= 0 on failure. Advances
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431 | * inptr to next field skipping leading whitespace.
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432 | */
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433 | static ossl_ssize_t checked_uint8(const char **inptr, void *out)
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434 | {
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435 | uint8_t *result = (uint8_t *)out;
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436 | const char *in = *inptr;
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437 | char *endp;
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438 | long v;
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439 | int e;
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440 |
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441 | save_errno();
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442 | v = strtol(in, &endp, 10);
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443 | e = restore_errno();
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444 |
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445 | if (((v == LONG_MIN || v == LONG_MAX) && e == ERANGE) ||
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446 | endp == in || !isspace(_UC(*endp)) ||
|
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447 | v != (*result = (uint8_t) v)) {
|
---|
448 | return -1;
|
---|
449 | }
|
---|
450 | for (in = endp; isspace(_UC(*in)); ++in)
|
---|
451 | continue;
|
---|
452 |
|
---|
453 | *inptr = in;
|
---|
454 | return 1;
|
---|
455 | }
|
---|
456 |
|
---|
457 | struct tlsa_field {
|
---|
458 | void *var;
|
---|
459 | const char *name;
|
---|
460 | ossl_ssize_t (*parser)(const char **, void *);
|
---|
461 | };
|
---|
462 |
|
---|
463 | static int tlsa_import_rr(SSL *con, const char *rrdata)
|
---|
464 | {
|
---|
465 | /* Not necessary to re-init these values; the "parsers" do that. */
|
---|
466 | static uint8_t usage;
|
---|
467 | static uint8_t selector;
|
---|
468 | static uint8_t mtype;
|
---|
469 | static unsigned char *data;
|
---|
470 | static struct tlsa_field tlsa_fields[] = {
|
---|
471 | { &usage, "usage", checked_uint8 },
|
---|
472 | { &selector, "selector", checked_uint8 },
|
---|
473 | { &mtype, "mtype", checked_uint8 },
|
---|
474 | { &data, "data", hexdecode },
|
---|
475 | { NULL, }
|
---|
476 | };
|
---|
477 | struct tlsa_field *f;
|
---|
478 | int ret;
|
---|
479 | const char *cp = rrdata;
|
---|
480 | ossl_ssize_t len = 0;
|
---|
481 |
|
---|
482 | for (f = tlsa_fields; f->var; ++f) {
|
---|
483 | /* Returns number of bytes produced, advances cp to next field */
|
---|
484 | if ((len = f->parser(&cp, f->var)) <= 0) {
|
---|
485 | BIO_printf(bio_err, "%s: warning: bad TLSA %s field in: %s\n",
|
---|
486 | prog, f->name, rrdata);
|
---|
487 | return 0;
|
---|
488 | }
|
---|
489 | }
|
---|
490 | /* The data field is last, so len is its length */
|
---|
491 | ret = SSL_dane_tlsa_add(con, usage, selector, mtype, data, len);
|
---|
492 | OPENSSL_free(data);
|
---|
493 |
|
---|
494 | if (ret == 0) {
|
---|
495 | ERR_print_errors(bio_err);
|
---|
496 | BIO_printf(bio_err, "%s: warning: unusable TLSA rrdata: %s\n",
|
---|
497 | prog, rrdata);
|
---|
498 | return 0;
|
---|
499 | }
|
---|
500 | if (ret < 0) {
|
---|
501 | ERR_print_errors(bio_err);
|
---|
502 | BIO_printf(bio_err, "%s: warning: error loading TLSA rrdata: %s\n",
|
---|
503 | prog, rrdata);
|
---|
504 | return 0;
|
---|
505 | }
|
---|
506 | return ret;
|
---|
507 | }
|
---|
508 |
|
---|
509 | static int tlsa_import_rrset(SSL *con, STACK_OF(OPENSSL_STRING) *rrset)
|
---|
510 | {
|
---|
511 | int num = sk_OPENSSL_STRING_num(rrset);
|
---|
512 | int count = 0;
|
---|
513 | int i;
|
---|
514 |
|
---|
515 | for (i = 0; i < num; ++i) {
|
---|
516 | char *rrdata = sk_OPENSSL_STRING_value(rrset, i);
|
---|
517 | if (tlsa_import_rr(con, rrdata) > 0)
|
---|
518 | ++count;
|
---|
519 | }
|
---|
520 | return count > 0;
|
---|
521 | }
|
---|
522 |
|
---|
523 | typedef enum OPTION_choice {
|
---|
524 | OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
|
---|
525 | OPT_4, OPT_6, OPT_HOST, OPT_PORT, OPT_CONNECT, OPT_UNIX,
|
---|
526 | OPT_XMPPHOST, OPT_VERIFY,
|
---|
527 | OPT_CERT, OPT_CRL, OPT_CRL_DOWNLOAD, OPT_SESS_OUT, OPT_SESS_IN,
|
---|
528 | OPT_CERTFORM, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
|
---|
529 | OPT_BRIEF, OPT_PREXIT, OPT_CRLF, OPT_QUIET, OPT_NBIO,
|
---|
530 | OPT_SSL_CLIENT_ENGINE, OPT_RAND, OPT_IGN_EOF, OPT_NO_IGN_EOF,
|
---|
531 | OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_WDEBUG,
|
---|
532 | OPT_MSG, OPT_MSGFILE, OPT_ENGINE, OPT_TRACE, OPT_SECURITY_DEBUG,
|
---|
533 | OPT_SECURITY_DEBUG_VERBOSE, OPT_SHOWCERTS, OPT_NBIO_TEST, OPT_STATE,
|
---|
534 | #ifndef OPENSSL_NO_PSK
|
---|
535 | OPT_PSK_IDENTITY, OPT_PSK,
|
---|
536 | #endif
|
---|
537 | #ifndef OPENSSL_NO_SRP
|
---|
538 | OPT_SRPUSER, OPT_SRPPASS, OPT_SRP_STRENGTH, OPT_SRP_LATEUSER,
|
---|
539 | OPT_SRP_MOREGROUPS,
|
---|
540 | #endif
|
---|
541 | OPT_SSL3, OPT_SSL_CONFIG,
|
---|
542 | OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
|
---|
543 | OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_KEYFORM, OPT_PASS,
|
---|
544 | OPT_CERT_CHAIN, OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH,
|
---|
545 | OPT_VERIFYCAPATH,
|
---|
546 | OPT_KEY, OPT_RECONNECT, OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE,
|
---|
547 | OPT_CHAINCAFILE, OPT_VERIFYCAFILE, OPT_NEXTPROTONEG, OPT_ALPN,
|
---|
548 | OPT_SERVERINFO, OPT_STARTTLS, OPT_SERVERNAME,
|
---|
549 | OPT_USE_SRTP, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN, OPT_SMTPHOST,
|
---|
550 | OPT_ASYNC, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF,
|
---|
551 | OPT_V_ENUM,
|
---|
552 | OPT_X_ENUM,
|
---|
553 | OPT_S_ENUM,
|
---|
554 | OPT_FALLBACKSCSV, OPT_NOCMDS, OPT_PROXY, OPT_DANE_TLSA_DOMAIN,
|
---|
555 | #ifndef OPENSSL_NO_CT
|
---|
556 | OPT_CT, OPT_NOCT, OPT_CTLOG_FILE,
|
---|
557 | #endif
|
---|
558 | OPT_DANE_TLSA_RRDATA, OPT_DANE_EE_NO_NAME
|
---|
559 | } OPTION_CHOICE;
|
---|
560 |
|
---|
561 | OPTIONS s_client_options[] = {
|
---|
562 | {"help", OPT_HELP, '-', "Display this summary"},
|
---|
563 | {"host", OPT_HOST, 's', "Use -connect instead"},
|
---|
564 | {"port", OPT_PORT, 'p', "Use -connect instead"},
|
---|
565 | {"connect", OPT_CONNECT, 's',
|
---|
566 | "TCP/IP where to connect (default is :" PORT ")"},
|
---|
567 | {"proxy", OPT_PROXY, 's',
|
---|
568 | "Connect to via specified proxy to the real server"},
|
---|
569 | #ifdef AF_UNIX
|
---|
570 | {"unix", OPT_UNIX, 's', "Connect over the specified Unix-domain socket"},
|
---|
571 | #endif
|
---|
572 | {"4", OPT_4, '-', "Use IPv4 only"},
|
---|
573 | #ifdef AF_INET6
|
---|
574 | {"6", OPT_6, '-', "Use IPv6 only"},
|
---|
575 | #endif
|
---|
576 | {"verify", OPT_VERIFY, 'p', "Turn on peer certificate verification"},
|
---|
577 | {"cert", OPT_CERT, '<', "Certificate file to use, PEM format assumed"},
|
---|
578 | {"certform", OPT_CERTFORM, 'F',
|
---|
579 | "Certificate format (PEM or DER) PEM default"},
|
---|
580 | {"key", OPT_KEY, 's', "Private key file to use, if not in -cert file"},
|
---|
581 | {"keyform", OPT_KEYFORM, 'E', "Key format (PEM, DER or engine) PEM default"},
|
---|
582 | {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
|
---|
583 | {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
|
---|
584 | {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
|
---|
585 | {"no-CAfile", OPT_NOCAFILE, '-',
|
---|
586 | "Do not load the default certificates file"},
|
---|
587 | {"no-CApath", OPT_NOCAPATH, '-',
|
---|
588 | "Do not load certificates from the default certificates directory"},
|
---|
589 | {"dane_tlsa_domain", OPT_DANE_TLSA_DOMAIN, 's', "DANE TLSA base domain"},
|
---|
590 | {"dane_tlsa_rrdata", OPT_DANE_TLSA_RRDATA, 's',
|
---|
591 | "DANE TLSA rrdata presentation form"},
|
---|
592 | {"dane_ee_no_namechecks", OPT_DANE_EE_NO_NAME, '-',
|
---|
593 | "Disable name checks when matching DANE-EE(3) TLSA records"},
|
---|
594 | {"reconnect", OPT_RECONNECT, '-',
|
---|
595 | "Drop and re-make the connection with the same Session-ID"},
|
---|
596 | {"showcerts", OPT_SHOWCERTS, '-', "Show all certificates in the chain"},
|
---|
597 | {"debug", OPT_DEBUG, '-', "Extra output"},
|
---|
598 | {"msg", OPT_MSG, '-', "Show protocol messages"},
|
---|
599 | {"msgfile", OPT_MSGFILE, '>',
|
---|
600 | "File to send output of -msg or -trace, instead of stdout"},
|
---|
601 | {"nbio_test", OPT_NBIO_TEST, '-', "More ssl protocol testing"},
|
---|
602 | {"state", OPT_STATE, '-', "Print the ssl states"},
|
---|
603 | {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
|
---|
604 | {"quiet", OPT_QUIET, '-', "No s_client output"},
|
---|
605 | {"ign_eof", OPT_IGN_EOF, '-', "Ignore input eof (default when -quiet)"},
|
---|
606 | {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Don't ignore input eof"},
|
---|
607 | {"starttls", OPT_STARTTLS, 's',
|
---|
608 | "Use the appropriate STARTTLS command before starting TLS"},
|
---|
609 | {"xmpphost", OPT_XMPPHOST, 's',
|
---|
610 | "Host to use with \"-starttls xmpp[-server]\""},
|
---|
611 | {"rand", OPT_RAND, 's',
|
---|
612 | "Load the file(s) into the random number generator"},
|
---|
613 | {"sess_out", OPT_SESS_OUT, '>', "File to write SSL session to"},
|
---|
614 | {"sess_in", OPT_SESS_IN, '<', "File to read SSL session from"},
|
---|
615 | {"use_srtp", OPT_USE_SRTP, 's',
|
---|
616 | "Offer SRTP key management with a colon-separated profile list"},
|
---|
617 | {"keymatexport", OPT_KEYMATEXPORT, 's',
|
---|
618 | "Export keying material using label"},
|
---|
619 | {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
|
---|
620 | "Export len bytes of keying material (default 20)"},
|
---|
621 | {"fallback_scsv", OPT_FALLBACKSCSV, '-', "Send the fallback SCSV"},
|
---|
622 | {"name", OPT_SMTPHOST, 's', "Hostname to use for \"-starttls smtp\""},
|
---|
623 | {"CRL", OPT_CRL, '<', "CRL file to use"},
|
---|
624 | {"crl_download", OPT_CRL_DOWNLOAD, '-', "Download CRL from distribution points"},
|
---|
625 | {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default"},
|
---|
626 | {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
|
---|
627 | "Close connection on verification error"},
|
---|
628 | {"verify_quiet", OPT_VERIFY_QUIET, '-', "Restrict verify output to errors"},
|
---|
629 | {"brief", OPT_BRIEF, '-',
|
---|
630 | "Restrict output to brief summary of connection parameters"},
|
---|
631 | {"prexit", OPT_PREXIT, '-',
|
---|
632 | "Print session information when the program exits"},
|
---|
633 | {"security_debug", OPT_SECURITY_DEBUG, '-',
|
---|
634 | "Enable security debug messages"},
|
---|
635 | {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
|
---|
636 | "Output more security debug output"},
|
---|
637 | {"cert_chain", OPT_CERT_CHAIN, '<',
|
---|
638 | "Certificate chain file (in PEM format)"},
|
---|
639 | {"chainCApath", OPT_CHAINCAPATH, '/',
|
---|
640 | "Use dir as certificate store path to build CA certificate chain"},
|
---|
641 | {"verifyCApath", OPT_VERIFYCAPATH, '/',
|
---|
642 | "Use dir as certificate store path to verify CA certificate"},
|
---|
643 | {"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"},
|
---|
644 | {"chainCAfile", OPT_CHAINCAFILE, '<',
|
---|
645 | "CA file for certificate chain (PEM format)"},
|
---|
646 | {"verifyCAfile", OPT_VERIFYCAFILE, '<',
|
---|
647 | "CA file for certificate verification (PEM format)"},
|
---|
648 | {"nocommands", OPT_NOCMDS, '-', "Do not use interactive command letters"},
|
---|
649 | {"servername", OPT_SERVERNAME, 's',
|
---|
650 | "Set TLS extension servername in ClientHello"},
|
---|
651 | {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
|
---|
652 | "Hex dump of all TLS extensions received"},
|
---|
653 | #ifndef OPENSSL_NO_OCSP
|
---|
654 | {"status", OPT_STATUS, '-', "Request certificate status from server"},
|
---|
655 | #endif
|
---|
656 | {"serverinfo", OPT_SERVERINFO, 's',
|
---|
657 | "types Send empty ClientHello extensions (comma-separated numbers)"},
|
---|
658 | {"alpn", OPT_ALPN, 's',
|
---|
659 | "Enable ALPN extension, considering named protocols supported (comma-separated list)"},
|
---|
660 | {"async", OPT_ASYNC, '-', "Support asynchronous operation"},
|
---|
661 | {"ssl_config", OPT_SSL_CONFIG, 's', "Use specified configuration file"},
|
---|
662 | {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'n',
|
---|
663 | "Size used to split data for encrypt pipelines"},
|
---|
664 | {"max_pipelines", OPT_MAX_PIPELINES, 'n',
|
---|
665 | "Maximum number of encrypt/decrypt pipelines to be used"},
|
---|
666 | {"read_buf", OPT_READ_BUF, 'n',
|
---|
667 | "Default read buffer size to be used for connections"},
|
---|
668 | OPT_S_OPTIONS,
|
---|
669 | OPT_V_OPTIONS,
|
---|
670 | OPT_X_OPTIONS,
|
---|
671 | #ifndef OPENSSL_NO_SSL3
|
---|
672 | {"ssl3", OPT_SSL3, '-', "Just use SSLv3"},
|
---|
673 | #endif
|
---|
674 | #ifndef OPENSSL_NO_TLS1
|
---|
675 | {"tls1", OPT_TLS1, '-', "Just use TLSv1"},
|
---|
676 | #endif
|
---|
677 | #ifndef OPENSSL_NO_TLS1_1
|
---|
678 | {"tls1_1", OPT_TLS1_1, '-', "Just use TLSv1.1"},
|
---|
679 | #endif
|
---|
680 | #ifndef OPENSSL_NO_TLS1_2
|
---|
681 | {"tls1_2", OPT_TLS1_2, '-', "Just use TLSv1.2"},
|
---|
682 | #endif
|
---|
683 | #ifndef OPENSSL_NO_DTLS
|
---|
684 | {"dtls", OPT_DTLS, '-', "Use any version of DTLS"},
|
---|
685 | {"timeout", OPT_TIMEOUT, '-',
|
---|
686 | "Enable send/receive timeout on DTLS connections"},
|
---|
687 | {"mtu", OPT_MTU, 'p', "Set the link layer MTU"},
|
---|
688 | #endif
|
---|
689 | #ifndef OPENSSL_NO_DTLS1
|
---|
690 | {"dtls1", OPT_DTLS1, '-', "Just use DTLSv1"},
|
---|
691 | #endif
|
---|
692 | #ifndef OPENSSL_NO_DTLS1_2
|
---|
693 | {"dtls1_2", OPT_DTLS1_2, '-', "Just use DTLSv1.2"},
|
---|
694 | #endif
|
---|
695 | #ifndef OPENSSL_NO_SSL_TRACE
|
---|
696 | {"trace", OPT_TRACE, '-', "Show trace output of protocol messages"},
|
---|
697 | #endif
|
---|
698 | #ifdef WATT32
|
---|
699 | {"wdebug", OPT_WDEBUG, '-', "WATT-32 tcp debugging"},
|
---|
700 | #endif
|
---|
701 | {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
|
---|
702 | #ifndef OPENSSL_NO_PSK
|
---|
703 | {"psk_identity", OPT_PSK_IDENTITY, 's', "PSK identity"},
|
---|
704 | {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
|
---|
705 | #endif
|
---|
706 | #ifndef OPENSSL_NO_SRP
|
---|
707 | {"srpuser", OPT_SRPUSER, 's', "SRP authentication for 'user'"},
|
---|
708 | {"srppass", OPT_SRPPASS, 's', "Password for 'user'"},
|
---|
709 | {"srp_lateuser", OPT_SRP_LATEUSER, '-',
|
---|
710 | "SRP username into second ClientHello message"},
|
---|
711 | {"srp_moregroups", OPT_SRP_MOREGROUPS, '-',
|
---|
712 | "Tolerate other than the known g N values."},
|
---|
713 | {"srp_strength", OPT_SRP_STRENGTH, 'p', "Minimal length in bits for N"},
|
---|
714 | #endif
|
---|
715 | #ifndef OPENSSL_NO_NEXTPROTONEG
|
---|
716 | {"nextprotoneg", OPT_NEXTPROTONEG, 's',
|
---|
717 | "Enable NPN extension, considering named protocols supported (comma-separated list)"},
|
---|
718 | #endif
|
---|
719 | #ifndef OPENSSL_NO_ENGINE
|
---|
720 | {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
|
---|
721 | {"ssl_client_engine", OPT_SSL_CLIENT_ENGINE, 's',
|
---|
722 | "Specify engine to be used for client certificate operations"},
|
---|
723 | #endif
|
---|
724 | #ifndef OPENSSL_NO_CT
|
---|
725 | {"ct", OPT_CT, '-', "Request and parse SCTs (also enables OCSP stapling)"},
|
---|
726 | {"noct", OPT_NOCT, '-', "Do not request or parse SCTs (default)"},
|
---|
727 | {"ctlogfile", OPT_CTLOG_FILE, '<', "CT log list CONF file"},
|
---|
728 | #endif
|
---|
729 | {NULL, OPT_EOF, 0x00, NULL}
|
---|
730 | };
|
---|
731 |
|
---|
732 | typedef enum PROTOCOL_choice {
|
---|
733 | PROTO_OFF,
|
---|
734 | PROTO_SMTP,
|
---|
735 | PROTO_POP3,
|
---|
736 | PROTO_IMAP,
|
---|
737 | PROTO_FTP,
|
---|
738 | PROTO_TELNET,
|
---|
739 | PROTO_XMPP,
|
---|
740 | PROTO_XMPP_SERVER,
|
---|
741 | PROTO_CONNECT,
|
---|
742 | PROTO_IRC
|
---|
743 | } PROTOCOL_CHOICE;
|
---|
744 |
|
---|
745 | static const OPT_PAIR services[] = {
|
---|
746 | {"smtp", PROTO_SMTP},
|
---|
747 | {"pop3", PROTO_POP3},
|
---|
748 | {"imap", PROTO_IMAP},
|
---|
749 | {"ftp", PROTO_FTP},
|
---|
750 | {"xmpp", PROTO_XMPP},
|
---|
751 | {"xmpp-server", PROTO_XMPP_SERVER},
|
---|
752 | {"telnet", PROTO_TELNET},
|
---|
753 | {"irc", PROTO_IRC},
|
---|
754 | {NULL, 0}
|
---|
755 | };
|
---|
756 |
|
---|
757 | #define IS_INET_FLAG(o) \
|
---|
758 | (o == OPT_4 || o == OPT_6 || o == OPT_HOST || o == OPT_PORT || o == OPT_CONNECT)
|
---|
759 | #define IS_UNIX_FLAG(o) (o == OPT_UNIX)
|
---|
760 |
|
---|
761 | #define IS_PROT_FLAG(o) \
|
---|
762 | (o == OPT_SSL3 || o == OPT_TLS1 || o == OPT_TLS1_1 || o == OPT_TLS1_2 \
|
---|
763 | || o == OPT_DTLS || o == OPT_DTLS1 || o == OPT_DTLS1_2)
|
---|
764 |
|
---|
765 | /* Free |*dest| and optionally set it to a copy of |source|. */
|
---|
766 | static void freeandcopy(char **dest, const char *source)
|
---|
767 | {
|
---|
768 | OPENSSL_free(*dest);
|
---|
769 | *dest = NULL;
|
---|
770 | if (source != NULL)
|
---|
771 | *dest = OPENSSL_strdup(source);
|
---|
772 | }
|
---|
773 |
|
---|
774 | int s_client_main(int argc, char **argv)
|
---|
775 | {
|
---|
776 | BIO *sbio;
|
---|
777 | EVP_PKEY *key = NULL;
|
---|
778 | SSL *con = NULL;
|
---|
779 | SSL_CTX *ctx = NULL;
|
---|
780 | STACK_OF(X509) *chain = NULL;
|
---|
781 | X509 *cert = NULL;
|
---|
782 | X509_VERIFY_PARAM *vpm = NULL;
|
---|
783 | SSL_EXCERT *exc = NULL;
|
---|
784 | SSL_CONF_CTX *cctx = NULL;
|
---|
785 | STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
|
---|
786 | char *dane_tlsa_domain = NULL;
|
---|
787 | STACK_OF(OPENSSL_STRING) *dane_tlsa_rrset = NULL;
|
---|
788 | int dane_ee_no_name = 0;
|
---|
789 | STACK_OF(X509_CRL) *crls = NULL;
|
---|
790 | const SSL_METHOD *meth = TLS_client_method();
|
---|
791 | const char *CApath = NULL, *CAfile = NULL;
|
---|
792 | char *cbuf = NULL, *sbuf = NULL;
|
---|
793 | char *mbuf = NULL, *proxystr = NULL, *connectstr = NULL;
|
---|
794 | char *cert_file = NULL, *key_file = NULL, *chain_file = NULL;
|
---|
795 | char *chCApath = NULL, *chCAfile = NULL, *host = NULL;
|
---|
796 | char *port = OPENSSL_strdup(PORT);
|
---|
797 | char *inrand = NULL;
|
---|
798 | char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
|
---|
799 | char *sess_in = NULL, *sess_out = NULL, *crl_file = NULL, *p;
|
---|
800 | char *xmpphost = NULL;
|
---|
801 | const char *ehlo = "mail.example.com";
|
---|
802 | struct timeval timeout, *timeoutp;
|
---|
803 | fd_set readfds, writefds;
|
---|
804 | int noCApath = 0, noCAfile = 0;
|
---|
805 | int build_chain = 0, cbuf_len, cbuf_off, cert_format = FORMAT_PEM;
|
---|
806 | int key_format = FORMAT_PEM, crlf = 0, full_log = 1, mbuf_len = 0;
|
---|
807 | int prexit = 0;
|
---|
808 | int sdebug = 0;
|
---|
809 | int reconnect = 0, verify = SSL_VERIFY_NONE, vpmtouched = 0;
|
---|
810 | int ret = 1, in_init = 1, i, nbio_test = 0, s = -1, k, width, state = 0;
|
---|
811 | int sbuf_len, sbuf_off, cmdletters = 1;
|
---|
812 | int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM;
|
---|
813 | int starttls_proto = PROTO_OFF, crl_format = FORMAT_PEM, crl_download = 0;
|
---|
814 | int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending;
|
---|
815 | #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
|
---|
816 | int at_eof = 0;
|
---|
817 | #endif
|
---|
818 | int read_buf_len = 0;
|
---|
819 | int fallback_scsv = 0;
|
---|
820 | long randamt = 0;
|
---|
821 | OPTION_CHOICE o;
|
---|
822 | #ifndef OPENSSL_NO_DTLS
|
---|
823 | int enable_timeouts = 0;
|
---|
824 | long socket_mtu = 0;
|
---|
825 | #endif
|
---|
826 | #ifndef OPENSSL_NO_ENGINE
|
---|
827 | ENGINE *ssl_client_engine = NULL;
|
---|
828 | #endif
|
---|
829 | ENGINE *e = NULL;
|
---|
830 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
|
---|
831 | struct timeval tv;
|
---|
832 | #endif
|
---|
833 | char *servername = NULL;
|
---|
834 | const char *alpn_in = NULL;
|
---|
835 | tlsextctx tlsextcbp = { NULL, 0 };
|
---|
836 | const char *ssl_config = NULL;
|
---|
837 | #define MAX_SI_TYPES 100
|
---|
838 | unsigned short serverinfo_types[MAX_SI_TYPES];
|
---|
839 | int serverinfo_count = 0, start = 0, len;
|
---|
840 | #ifndef OPENSSL_NO_NEXTPROTONEG
|
---|
841 | const char *next_proto_neg_in = NULL;
|
---|
842 | #endif
|
---|
843 | #ifndef OPENSSL_NO_SRP
|
---|
844 | char *srppass = NULL;
|
---|
845 | int srp_lateuser = 0;
|
---|
846 | SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 };
|
---|
847 | #endif
|
---|
848 | #ifndef OPENSSL_NO_CT
|
---|
849 | char *ctlog_file = NULL;
|
---|
850 | int ct_validation = 0;
|
---|
851 | #endif
|
---|
852 | int min_version = 0, max_version = 0, prot_opt = 0, no_prot_opt = 0;
|
---|
853 | int async = 0;
|
---|
854 | unsigned int split_send_fragment = 0;
|
---|
855 | unsigned int max_pipelines = 0;
|
---|
856 | enum { use_inet, use_unix, use_unknown } connect_type = use_unknown;
|
---|
857 | int count4or6 = 0;
|
---|
858 | int c_nbio = 0, c_msg = 0, c_ign_eof = 0, c_brief = 0;
|
---|
859 | int c_tlsextdebug = 0;
|
---|
860 | #ifndef OPENSSL_NO_OCSP
|
---|
861 | int c_status_req = 0;
|
---|
862 | #endif
|
---|
863 | BIO *bio_c_msg = NULL;
|
---|
864 |
|
---|
865 | FD_ZERO(&readfds);
|
---|
866 | FD_ZERO(&writefds);
|
---|
867 | /* Known false-positive of MemorySanitizer. */
|
---|
868 | #if defined(__has_feature)
|
---|
869 | # if __has_feature(memory_sanitizer)
|
---|
870 | __msan_unpoison(&readfds, sizeof(readfds));
|
---|
871 | __msan_unpoison(&writefds, sizeof(writefds));
|
---|
872 | # endif
|
---|
873 | #endif
|
---|
874 |
|
---|
875 | prog = opt_progname(argv[0]);
|
---|
876 | c_quiet = 0;
|
---|
877 | c_debug = 0;
|
---|
878 | c_showcerts = 0;
|
---|
879 | c_nbio = 0;
|
---|
880 | vpm = X509_VERIFY_PARAM_new();
|
---|
881 | cctx = SSL_CONF_CTX_new();
|
---|
882 |
|
---|
883 | if (vpm == NULL || cctx == NULL) {
|
---|
884 | BIO_printf(bio_err, "%s: out of memory\n", prog);
|
---|
885 | goto end;
|
---|
886 | }
|
---|
887 |
|
---|
888 | cbuf = app_malloc(BUFSIZZ, "cbuf");
|
---|
889 | sbuf = app_malloc(BUFSIZZ, "sbuf");
|
---|
890 | mbuf = app_malloc(BUFSIZZ, "mbuf");
|
---|
891 |
|
---|
892 | SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT | SSL_CONF_FLAG_CMDLINE);
|
---|
893 |
|
---|
894 | prog = opt_init(argc, argv, s_client_options);
|
---|
895 | while ((o = opt_next()) != OPT_EOF) {
|
---|
896 | /* Check for intermixing flags. */
|
---|
897 | if (connect_type == use_unix && IS_INET_FLAG(o)) {
|
---|
898 | BIO_printf(bio_err,
|
---|
899 | "%s: Intermixed protocol flags (unix and internet domains)\n",
|
---|
900 | prog);
|
---|
901 | goto end;
|
---|
902 | }
|
---|
903 | if (connect_type == use_inet && IS_UNIX_FLAG(o)) {
|
---|
904 | BIO_printf(bio_err,
|
---|
905 | "%s: Intermixed protocol flags (internet and unix domains)\n",
|
---|
906 | prog);
|
---|
907 | goto end;
|
---|
908 | }
|
---|
909 |
|
---|
910 | if (IS_PROT_FLAG(o) && ++prot_opt > 1) {
|
---|
911 | BIO_printf(bio_err, "Cannot supply multiple protocol flags\n");
|
---|
912 | goto end;
|
---|
913 | }
|
---|
914 | if (IS_NO_PROT_FLAG(o))
|
---|
915 | no_prot_opt++;
|
---|
916 | if (prot_opt == 1 && no_prot_opt) {
|
---|
917 | BIO_printf(bio_err,
|
---|
918 | "Cannot supply both a protocol flag and '-no_<prot>'\n");
|
---|
919 | goto end;
|
---|
920 | }
|
---|
921 |
|
---|
922 | switch (o) {
|
---|
923 | case OPT_EOF:
|
---|
924 | case OPT_ERR:
|
---|
925 | opthelp:
|
---|
926 | BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
|
---|
927 | goto end;
|
---|
928 | case OPT_HELP:
|
---|
929 | opt_help(s_client_options);
|
---|
930 | ret = 0;
|
---|
931 | goto end;
|
---|
932 | case OPT_4:
|
---|
933 | connect_type = use_inet;
|
---|
934 | socket_family = AF_INET;
|
---|
935 | count4or6++;
|
---|
936 | break;
|
---|
937 | #ifdef AF_INET6
|
---|
938 | case OPT_6:
|
---|
939 | connect_type = use_inet;
|
---|
940 | socket_family = AF_INET6;
|
---|
941 | count4or6++;
|
---|
942 | break;
|
---|
943 | #endif
|
---|
944 | case OPT_HOST:
|
---|
945 | connect_type = use_inet;
|
---|
946 | freeandcopy(&host, opt_arg());
|
---|
947 | break;
|
---|
948 | case OPT_PORT:
|
---|
949 | connect_type = use_inet;
|
---|
950 | freeandcopy(&port, opt_arg());
|
---|
951 | break;
|
---|
952 | case OPT_CONNECT:
|
---|
953 | connect_type = use_inet;
|
---|
954 | freeandcopy(&connectstr, opt_arg());
|
---|
955 | break;
|
---|
956 | case OPT_PROXY:
|
---|
957 | proxystr = opt_arg();
|
---|
958 | starttls_proto = PROTO_CONNECT;
|
---|
959 | break;
|
---|
960 | #ifdef AF_UNIX
|
---|
961 | case OPT_UNIX:
|
---|
962 | connect_type = use_unix;
|
---|
963 | socket_family = AF_UNIX;
|
---|
964 | freeandcopy(&host, opt_arg());
|
---|
965 | break;
|
---|
966 | #endif
|
---|
967 | case OPT_XMPPHOST:
|
---|
968 | xmpphost = opt_arg();
|
---|
969 | break;
|
---|
970 | case OPT_SMTPHOST:
|
---|
971 | ehlo = opt_arg();
|
---|
972 | break;
|
---|
973 | case OPT_VERIFY:
|
---|
974 | verify = SSL_VERIFY_PEER;
|
---|
975 | verify_args.depth = atoi(opt_arg());
|
---|
976 | if (!c_quiet)
|
---|
977 | BIO_printf(bio_err, "verify depth is %d\n", verify_args.depth);
|
---|
978 | break;
|
---|
979 | case OPT_CERT:
|
---|
980 | cert_file = opt_arg();
|
---|
981 | break;
|
---|
982 | case OPT_CRL:
|
---|
983 | crl_file = opt_arg();
|
---|
984 | break;
|
---|
985 | case OPT_CRL_DOWNLOAD:
|
---|
986 | crl_download = 1;
|
---|
987 | break;
|
---|
988 | case OPT_SESS_OUT:
|
---|
989 | sess_out = opt_arg();
|
---|
990 | break;
|
---|
991 | case OPT_SESS_IN:
|
---|
992 | sess_in = opt_arg();
|
---|
993 | break;
|
---|
994 | case OPT_CERTFORM:
|
---|
995 | if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &cert_format))
|
---|
996 | goto opthelp;
|
---|
997 | break;
|
---|
998 | case OPT_CRLFORM:
|
---|
999 | if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
|
---|
1000 | goto opthelp;
|
---|
1001 | break;
|
---|
1002 | case OPT_VERIFY_RET_ERROR:
|
---|
1003 | verify_args.return_error = 1;
|
---|
1004 | break;
|
---|
1005 | case OPT_VERIFY_QUIET:
|
---|
1006 | verify_args.quiet = 1;
|
---|
1007 | break;
|
---|
1008 | case OPT_BRIEF:
|
---|
1009 | c_brief = verify_args.quiet = c_quiet = 1;
|
---|
1010 | break;
|
---|
1011 | case OPT_S_CASES:
|
---|
1012 | if (ssl_args == NULL)
|
---|
1013 | ssl_args = sk_OPENSSL_STRING_new_null();
|
---|
1014 | if (ssl_args == NULL
|
---|
1015 | || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
|
---|
1016 | || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
|
---|
1017 | BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
|
---|
1018 | goto end;
|
---|
1019 | }
|
---|
1020 | break;
|
---|
1021 | case OPT_V_CASES:
|
---|
1022 | if (!opt_verify(o, vpm))
|
---|
1023 | goto end;
|
---|
1024 | vpmtouched++;
|
---|
1025 | break;
|
---|
1026 | case OPT_X_CASES:
|
---|
1027 | if (!args_excert(o, &exc))
|
---|
1028 | goto end;
|
---|
1029 | break;
|
---|
1030 | case OPT_PREXIT:
|
---|
1031 | prexit = 1;
|
---|
1032 | break;
|
---|
1033 | case OPT_CRLF:
|
---|
1034 | crlf = 1;
|
---|
1035 | break;
|
---|
1036 | case OPT_QUIET:
|
---|
1037 | c_quiet = c_ign_eof = 1;
|
---|
1038 | break;
|
---|
1039 | case OPT_NBIO:
|
---|
1040 | c_nbio = 1;
|
---|
1041 | break;
|
---|
1042 | case OPT_NOCMDS:
|
---|
1043 | cmdletters = 0;
|
---|
1044 | break;
|
---|
1045 | case OPT_ENGINE:
|
---|
1046 | e = setup_engine(opt_arg(), 1);
|
---|
1047 | break;
|
---|
1048 | case OPT_SSL_CLIENT_ENGINE:
|
---|
1049 | #ifndef OPENSSL_NO_ENGINE
|
---|
1050 | ssl_client_engine = ENGINE_by_id(opt_arg());
|
---|
1051 | if (ssl_client_engine == NULL) {
|
---|
1052 | BIO_printf(bio_err, "Error getting client auth engine\n");
|
---|
1053 | goto opthelp;
|
---|
1054 | }
|
---|
1055 | #endif
|
---|
1056 | break;
|
---|
1057 | case OPT_RAND:
|
---|
1058 | inrand = opt_arg();
|
---|
1059 | break;
|
---|
1060 | case OPT_IGN_EOF:
|
---|
1061 | c_ign_eof = 1;
|
---|
1062 | break;
|
---|
1063 | case OPT_NO_IGN_EOF:
|
---|
1064 | c_ign_eof = 0;
|
---|
1065 | break;
|
---|
1066 | case OPT_DEBUG:
|
---|
1067 | c_debug = 1;
|
---|
1068 | break;
|
---|
1069 | case OPT_TLSEXTDEBUG:
|
---|
1070 | c_tlsextdebug = 1;
|
---|
1071 | break;
|
---|
1072 | case OPT_STATUS:
|
---|
1073 | #ifndef OPENSSL_NO_OCSP
|
---|
1074 | c_status_req = 1;
|
---|
1075 | #endif
|
---|
1076 | break;
|
---|
1077 | case OPT_WDEBUG:
|
---|
1078 | #ifdef WATT32
|
---|
1079 | dbug_init();
|
---|
1080 | #endif
|
---|
1081 | break;
|
---|
1082 | case OPT_MSG:
|
---|
1083 | c_msg = 1;
|
---|
1084 | break;
|
---|
1085 | case OPT_MSGFILE:
|
---|
1086 | bio_c_msg = BIO_new_file(opt_arg(), "w");
|
---|
1087 | break;
|
---|
1088 | case OPT_TRACE:
|
---|
1089 | #ifndef OPENSSL_NO_SSL_TRACE
|
---|
1090 | c_msg = 2;
|
---|
1091 | #endif
|
---|
1092 | break;
|
---|
1093 | case OPT_SECURITY_DEBUG:
|
---|
1094 | sdebug = 1;
|
---|
1095 | break;
|
---|
1096 | case OPT_SECURITY_DEBUG_VERBOSE:
|
---|
1097 | sdebug = 2;
|
---|
1098 | break;
|
---|
1099 | case OPT_SHOWCERTS:
|
---|
1100 | c_showcerts = 1;
|
---|
1101 | break;
|
---|
1102 | case OPT_NBIO_TEST:
|
---|
1103 | nbio_test = 1;
|
---|
1104 | break;
|
---|
1105 | case OPT_STATE:
|
---|
1106 | state = 1;
|
---|
1107 | break;
|
---|
1108 | #ifndef OPENSSL_NO_PSK
|
---|
1109 | case OPT_PSK_IDENTITY:
|
---|
1110 | psk_identity = opt_arg();
|
---|
1111 | break;
|
---|
1112 | case OPT_PSK:
|
---|
1113 | for (p = psk_key = opt_arg(); *p; p++) {
|
---|
1114 | if (isxdigit(_UC(*p)))
|
---|
1115 | continue;
|
---|
1116 | BIO_printf(bio_err, "Not a hex number '%s'\n", psk_key);
|
---|
1117 | goto end;
|
---|
1118 | }
|
---|
1119 | break;
|
---|
1120 | #endif
|
---|
1121 | #ifndef OPENSSL_NO_SRP
|
---|
1122 | case OPT_SRPUSER:
|
---|
1123 | srp_arg.srplogin = opt_arg();
|
---|
1124 | if (min_version < TLS1_VERSION)
|
---|
1125 | min_version = TLS1_VERSION;
|
---|
1126 | break;
|
---|
1127 | case OPT_SRPPASS:
|
---|
1128 | srppass = opt_arg();
|
---|
1129 | if (min_version < TLS1_VERSION)
|
---|
1130 | min_version = TLS1_VERSION;
|
---|
1131 | break;
|
---|
1132 | case OPT_SRP_STRENGTH:
|
---|
1133 | srp_arg.strength = atoi(opt_arg());
|
---|
1134 | BIO_printf(bio_err, "SRP minimal length for N is %d\n",
|
---|
1135 | srp_arg.strength);
|
---|
1136 | if (min_version < TLS1_VERSION)
|
---|
1137 | min_version = TLS1_VERSION;
|
---|
1138 | break;
|
---|
1139 | case OPT_SRP_LATEUSER:
|
---|
1140 | srp_lateuser = 1;
|
---|
1141 | if (min_version < TLS1_VERSION)
|
---|
1142 | min_version = TLS1_VERSION;
|
---|
1143 | break;
|
---|
1144 | case OPT_SRP_MOREGROUPS:
|
---|
1145 | srp_arg.amp = 1;
|
---|
1146 | if (min_version < TLS1_VERSION)
|
---|
1147 | min_version = TLS1_VERSION;
|
---|
1148 | break;
|
---|
1149 | #endif
|
---|
1150 | case OPT_SSL_CONFIG:
|
---|
1151 | ssl_config = opt_arg();
|
---|
1152 | break;
|
---|
1153 | case OPT_SSL3:
|
---|
1154 | min_version = SSL3_VERSION;
|
---|
1155 | max_version = SSL3_VERSION;
|
---|
1156 | break;
|
---|
1157 | case OPT_TLS1_2:
|
---|
1158 | min_version = TLS1_2_VERSION;
|
---|
1159 | max_version = TLS1_2_VERSION;
|
---|
1160 | break;
|
---|
1161 | case OPT_TLS1_1:
|
---|
1162 | min_version = TLS1_1_VERSION;
|
---|
1163 | max_version = TLS1_1_VERSION;
|
---|
1164 | break;
|
---|
1165 | case OPT_TLS1:
|
---|
1166 | min_version = TLS1_VERSION;
|
---|
1167 | max_version = TLS1_VERSION;
|
---|
1168 | break;
|
---|
1169 | case OPT_DTLS:
|
---|
1170 | #ifndef OPENSSL_NO_DTLS
|
---|
1171 | meth = DTLS_client_method();
|
---|
1172 | socket_type = SOCK_DGRAM;
|
---|
1173 | #endif
|
---|
1174 | break;
|
---|
1175 | case OPT_DTLS1:
|
---|
1176 | #ifndef OPENSSL_NO_DTLS1
|
---|
1177 | meth = DTLS_client_method();
|
---|
1178 | min_version = DTLS1_VERSION;
|
---|
1179 | max_version = DTLS1_VERSION;
|
---|
1180 | socket_type = SOCK_DGRAM;
|
---|
1181 | #endif
|
---|
1182 | break;
|
---|
1183 | case OPT_DTLS1_2:
|
---|
1184 | #ifndef OPENSSL_NO_DTLS1_2
|
---|
1185 | meth = DTLS_client_method();
|
---|
1186 | min_version = DTLS1_2_VERSION;
|
---|
1187 | max_version = DTLS1_2_VERSION;
|
---|
1188 | socket_type = SOCK_DGRAM;
|
---|
1189 | #endif
|
---|
1190 | break;
|
---|
1191 | case OPT_TIMEOUT:
|
---|
1192 | #ifndef OPENSSL_NO_DTLS
|
---|
1193 | enable_timeouts = 1;
|
---|
1194 | #endif
|
---|
1195 | break;
|
---|
1196 | case OPT_MTU:
|
---|
1197 | #ifndef OPENSSL_NO_DTLS
|
---|
1198 | socket_mtu = atol(opt_arg());
|
---|
1199 | #endif
|
---|
1200 | break;
|
---|
1201 | case OPT_FALLBACKSCSV:
|
---|
1202 | fallback_scsv = 1;
|
---|
1203 | break;
|
---|
1204 | case OPT_KEYFORM:
|
---|
1205 | if (!opt_format(opt_arg(), OPT_FMT_PDE, &key_format))
|
---|
1206 | goto opthelp;
|
---|
1207 | break;
|
---|
1208 | case OPT_PASS:
|
---|
1209 | passarg = opt_arg();
|
---|
1210 | break;
|
---|
1211 | case OPT_CERT_CHAIN:
|
---|
1212 | chain_file = opt_arg();
|
---|
1213 | break;
|
---|
1214 | case OPT_KEY:
|
---|
1215 | key_file = opt_arg();
|
---|
1216 | break;
|
---|
1217 | case OPT_RECONNECT:
|
---|
1218 | reconnect = 5;
|
---|
1219 | break;
|
---|
1220 | case OPT_CAPATH:
|
---|
1221 | CApath = opt_arg();
|
---|
1222 | break;
|
---|
1223 | case OPT_NOCAPATH:
|
---|
1224 | noCApath = 1;
|
---|
1225 | break;
|
---|
1226 | case OPT_CHAINCAPATH:
|
---|
1227 | chCApath = opt_arg();
|
---|
1228 | break;
|
---|
1229 | case OPT_VERIFYCAPATH:
|
---|
1230 | vfyCApath = opt_arg();
|
---|
1231 | break;
|
---|
1232 | case OPT_BUILD_CHAIN:
|
---|
1233 | build_chain = 1;
|
---|
1234 | break;
|
---|
1235 | case OPT_CAFILE:
|
---|
1236 | CAfile = opt_arg();
|
---|
1237 | break;
|
---|
1238 | case OPT_NOCAFILE:
|
---|
1239 | noCAfile = 1;
|
---|
1240 | break;
|
---|
1241 | #ifndef OPENSSL_NO_CT
|
---|
1242 | case OPT_NOCT:
|
---|
1243 | ct_validation = 0;
|
---|
1244 | break;
|
---|
1245 | case OPT_CT:
|
---|
1246 | ct_validation = 1;
|
---|
1247 | break;
|
---|
1248 | case OPT_CTLOG_FILE:
|
---|
1249 | ctlog_file = opt_arg();
|
---|
1250 | break;
|
---|
1251 | #endif
|
---|
1252 | case OPT_CHAINCAFILE:
|
---|
1253 | chCAfile = opt_arg();
|
---|
1254 | break;
|
---|
1255 | case OPT_VERIFYCAFILE:
|
---|
1256 | vfyCAfile = opt_arg();
|
---|
1257 | break;
|
---|
1258 | case OPT_DANE_TLSA_DOMAIN:
|
---|
1259 | dane_tlsa_domain = opt_arg();
|
---|
1260 | break;
|
---|
1261 | case OPT_DANE_TLSA_RRDATA:
|
---|
1262 | if (dane_tlsa_rrset == NULL)
|
---|
1263 | dane_tlsa_rrset = sk_OPENSSL_STRING_new_null();
|
---|
1264 | if (dane_tlsa_rrset == NULL ||
|
---|
1265 | !sk_OPENSSL_STRING_push(dane_tlsa_rrset, opt_arg())) {
|
---|
1266 | BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
|
---|
1267 | goto end;
|
---|
1268 | }
|
---|
1269 | break;
|
---|
1270 | case OPT_DANE_EE_NO_NAME:
|
---|
1271 | dane_ee_no_name = 1;
|
---|
1272 | break;
|
---|
1273 | case OPT_NEXTPROTONEG:
|
---|
1274 | #ifndef OPENSSL_NO_NEXTPROTONEG
|
---|
1275 | next_proto_neg_in = opt_arg();
|
---|
1276 | #endif
|
---|
1277 | break;
|
---|
1278 | case OPT_ALPN:
|
---|
1279 | alpn_in = opt_arg();
|
---|
1280 | break;
|
---|
1281 | case OPT_SERVERINFO:
|
---|
1282 | p = opt_arg();
|
---|
1283 | len = strlen(p);
|
---|
1284 | for (start = 0, i = 0; i <= len; ++i) {
|
---|
1285 | if (i == len || p[i] == ',') {
|
---|
1286 | serverinfo_types[serverinfo_count] = atoi(p + start);
|
---|
1287 | if (++serverinfo_count == MAX_SI_TYPES)
|
---|
1288 | break;
|
---|
1289 | start = i + 1;
|
---|
1290 | }
|
---|
1291 | }
|
---|
1292 | break;
|
---|
1293 | case OPT_STARTTLS:
|
---|
1294 | if (!opt_pair(opt_arg(), services, &starttls_proto))
|
---|
1295 | goto end;
|
---|
1296 | break;
|
---|
1297 | case OPT_SERVERNAME:
|
---|
1298 | servername = opt_arg();
|
---|
1299 | break;
|
---|
1300 | case OPT_USE_SRTP:
|
---|
1301 | srtp_profiles = opt_arg();
|
---|
1302 | break;
|
---|
1303 | case OPT_KEYMATEXPORT:
|
---|
1304 | keymatexportlabel = opt_arg();
|
---|
1305 | break;
|
---|
1306 | case OPT_KEYMATEXPORTLEN:
|
---|
1307 | keymatexportlen = atoi(opt_arg());
|
---|
1308 | break;
|
---|
1309 | case OPT_ASYNC:
|
---|
1310 | async = 1;
|
---|
1311 | break;
|
---|
1312 | case OPT_SPLIT_SEND_FRAG:
|
---|
1313 | split_send_fragment = atoi(opt_arg());
|
---|
1314 | if (split_send_fragment == 0) {
|
---|
1315 | /*
|
---|
1316 | * Not allowed - set to a deliberately bad value so we get an
|
---|
1317 | * error message below
|
---|
1318 | */
|
---|
1319 | split_send_fragment = SSL3_RT_MAX_PLAIN_LENGTH + 1;
|
---|
1320 | }
|
---|
1321 | break;
|
---|
1322 | case OPT_MAX_PIPELINES:
|
---|
1323 | max_pipelines = atoi(opt_arg());
|
---|
1324 | break;
|
---|
1325 | case OPT_READ_BUF:
|
---|
1326 | read_buf_len = atoi(opt_arg());
|
---|
1327 | break;
|
---|
1328 | }
|
---|
1329 | }
|
---|
1330 | if (count4or6 >= 2) {
|
---|
1331 | BIO_printf(bio_err, "%s: Can't use both -4 and -6\n", prog);
|
---|
1332 | goto opthelp;
|
---|
1333 | }
|
---|
1334 | argc = opt_num_rest();
|
---|
1335 | if (argc != 0)
|
---|
1336 | goto opthelp;
|
---|
1337 |
|
---|
1338 | if (proxystr) {
|
---|
1339 | int res;
|
---|
1340 | char *tmp_host = host, *tmp_port = port;
|
---|
1341 | if (connectstr == NULL) {
|
---|
1342 | BIO_printf(bio_err, "%s: -proxy requires use of -connect\n", prog);
|
---|
1343 | goto opthelp;
|
---|
1344 | }
|
---|
1345 | res = BIO_parse_hostserv(proxystr, &host, &port, BIO_PARSE_PRIO_HOST);
|
---|
1346 | if (tmp_host != host)
|
---|
1347 | OPENSSL_free(tmp_host);
|
---|
1348 | if (tmp_port != port)
|
---|
1349 | OPENSSL_free(tmp_port);
|
---|
1350 | if (!res) {
|
---|
1351 | BIO_printf(bio_err,
|
---|
1352 | "%s: -proxy argument malformed or ambiguous\n", prog);
|
---|
1353 | goto end;
|
---|
1354 | }
|
---|
1355 | } else {
|
---|
1356 | int res = 1;
|
---|
1357 | char *tmp_host = host, *tmp_port = port;
|
---|
1358 | if (connectstr != NULL)
|
---|
1359 | res = BIO_parse_hostserv(connectstr, &host, &port,
|
---|
1360 | BIO_PARSE_PRIO_HOST);
|
---|
1361 | if (tmp_host != host)
|
---|
1362 | OPENSSL_free(tmp_host);
|
---|
1363 | if (tmp_port != port)
|
---|
1364 | OPENSSL_free(tmp_port);
|
---|
1365 | if (!res) {
|
---|
1366 | BIO_printf(bio_err,
|
---|
1367 | "%s: -connect argument malformed or ambiguous\n",
|
---|
1368 | prog);
|
---|
1369 | goto end;
|
---|
1370 | }
|
---|
1371 | }
|
---|
1372 |
|
---|
1373 | if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
|
---|
1374 | BIO_printf(bio_err,
|
---|
1375 | "Can't use unix sockets and datagrams together\n");
|
---|
1376 | goto end;
|
---|
1377 | }
|
---|
1378 |
|
---|
1379 | if (split_send_fragment > SSL3_RT_MAX_PLAIN_LENGTH) {
|
---|
1380 | BIO_printf(bio_err, "Bad split send fragment size\n");
|
---|
1381 | goto end;
|
---|
1382 | }
|
---|
1383 |
|
---|
1384 | if (max_pipelines > SSL_MAX_PIPELINES) {
|
---|
1385 | BIO_printf(bio_err, "Bad max pipelines value\n");
|
---|
1386 | goto end;
|
---|
1387 | }
|
---|
1388 |
|
---|
1389 | #if !defined(OPENSSL_NO_NEXTPROTONEG)
|
---|
1390 | next_proto.status = -1;
|
---|
1391 | if (next_proto_neg_in) {
|
---|
1392 | next_proto.data =
|
---|
1393 | next_protos_parse(&next_proto.len, next_proto_neg_in);
|
---|
1394 | if (next_proto.data == NULL) {
|
---|
1395 | BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
|
---|
1396 | goto end;
|
---|
1397 | }
|
---|
1398 | } else
|
---|
1399 | next_proto.data = NULL;
|
---|
1400 | #endif
|
---|
1401 |
|
---|
1402 | if (!app_passwd(passarg, NULL, &pass, NULL)) {
|
---|
1403 | BIO_printf(bio_err, "Error getting password\n");
|
---|
1404 | goto end;
|
---|
1405 | }
|
---|
1406 |
|
---|
1407 | if (key_file == NULL)
|
---|
1408 | key_file = cert_file;
|
---|
1409 |
|
---|
1410 | if (key_file) {
|
---|
1411 | key = load_key(key_file, key_format, 0, pass, e,
|
---|
1412 | "client certificate private key file");
|
---|
1413 | if (key == NULL) {
|
---|
1414 | ERR_print_errors(bio_err);
|
---|
1415 | goto end;
|
---|
1416 | }
|
---|
1417 | }
|
---|
1418 |
|
---|
1419 | if (cert_file) {
|
---|
1420 | cert = load_cert(cert_file, cert_format, "client certificate file");
|
---|
1421 | if (cert == NULL) {
|
---|
1422 | ERR_print_errors(bio_err);
|
---|
1423 | goto end;
|
---|
1424 | }
|
---|
1425 | }
|
---|
1426 |
|
---|
1427 | if (chain_file) {
|
---|
1428 | if (!load_certs(chain_file, &chain, FORMAT_PEM, NULL,
|
---|
1429 | "client certificate chain"))
|
---|
1430 | goto end;
|
---|
1431 | }
|
---|
1432 |
|
---|
1433 | if (crl_file) {
|
---|
1434 | X509_CRL *crl;
|
---|
1435 | crl = load_crl(crl_file, crl_format);
|
---|
1436 | if (crl == NULL) {
|
---|
1437 | BIO_puts(bio_err, "Error loading CRL\n");
|
---|
1438 | ERR_print_errors(bio_err);
|
---|
1439 | goto end;
|
---|
1440 | }
|
---|
1441 | crls = sk_X509_CRL_new_null();
|
---|
1442 | if (crls == NULL || !sk_X509_CRL_push(crls, crl)) {
|
---|
1443 | BIO_puts(bio_err, "Error adding CRL\n");
|
---|
1444 | ERR_print_errors(bio_err);
|
---|
1445 | X509_CRL_free(crl);
|
---|
1446 | goto end;
|
---|
1447 | }
|
---|
1448 | }
|
---|
1449 |
|
---|
1450 | if (!load_excert(&exc))
|
---|
1451 | goto end;
|
---|
1452 |
|
---|
1453 | if (!app_RAND_load_file(NULL, 1) && inrand == NULL
|
---|
1454 | && !RAND_status()) {
|
---|
1455 | BIO_printf(bio_err,
|
---|
1456 | "warning, not much extra random data, consider using the -rand option\n");
|
---|
1457 | }
|
---|
1458 | if (inrand != NULL) {
|
---|
1459 | randamt = app_RAND_load_files(inrand);
|
---|
1460 | BIO_printf(bio_err, "%ld semi-random bytes loaded\n", randamt);
|
---|
1461 | }
|
---|
1462 |
|
---|
1463 | if (bio_c_out == NULL) {
|
---|
1464 | if (c_quiet && !c_debug) {
|
---|
1465 | bio_c_out = BIO_new(BIO_s_null());
|
---|
1466 | if (c_msg && !bio_c_msg)
|
---|
1467 | bio_c_msg = dup_bio_out(FORMAT_TEXT);
|
---|
1468 | } else if (bio_c_out == NULL)
|
---|
1469 | bio_c_out = dup_bio_out(FORMAT_TEXT);
|
---|
1470 | }
|
---|
1471 | #ifndef OPENSSL_NO_SRP
|
---|
1472 | if (!app_passwd(srppass, NULL, &srp_arg.srppassin, NULL)) {
|
---|
1473 | BIO_printf(bio_err, "Error getting password\n");
|
---|
1474 | goto end;
|
---|
1475 | }
|
---|
1476 | #endif
|
---|
1477 |
|
---|
1478 | ctx = SSL_CTX_new(meth);
|
---|
1479 | if (ctx == NULL) {
|
---|
1480 | ERR_print_errors(bio_err);
|
---|
1481 | goto end;
|
---|
1482 | }
|
---|
1483 |
|
---|
1484 | if (sdebug)
|
---|
1485 | ssl_ctx_security_debug(ctx, sdebug);
|
---|
1486 |
|
---|
1487 | if (ssl_config) {
|
---|
1488 | if (SSL_CTX_config(ctx, ssl_config) == 0) {
|
---|
1489 | BIO_printf(bio_err, "Error using configuration \"%s\"\n",
|
---|
1490 | ssl_config);
|
---|
1491 | ERR_print_errors(bio_err);
|
---|
1492 | goto end;
|
---|
1493 | }
|
---|
1494 | }
|
---|
1495 |
|
---|
1496 | if (SSL_CTX_set_min_proto_version(ctx, min_version) == 0)
|
---|
1497 | goto end;
|
---|
1498 | if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
|
---|
1499 | goto end;
|
---|
1500 |
|
---|
1501 | if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
|
---|
1502 | BIO_printf(bio_err, "Error setting verify params\n");
|
---|
1503 | ERR_print_errors(bio_err);
|
---|
1504 | goto end;
|
---|
1505 | }
|
---|
1506 |
|
---|
1507 | if (async) {
|
---|
1508 | SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
|
---|
1509 | }
|
---|
1510 | if (split_send_fragment > 0) {
|
---|
1511 | SSL_CTX_set_split_send_fragment(ctx, split_send_fragment);
|
---|
1512 | }
|
---|
1513 | if (max_pipelines > 0) {
|
---|
1514 | SSL_CTX_set_max_pipelines(ctx, max_pipelines);
|
---|
1515 | }
|
---|
1516 |
|
---|
1517 | if (read_buf_len > 0) {
|
---|
1518 | SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len);
|
---|
1519 | }
|
---|
1520 |
|
---|
1521 | if (!config_ctx(cctx, ssl_args, ctx))
|
---|
1522 | goto end;
|
---|
1523 |
|
---|
1524 | if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
|
---|
1525 | crls, crl_download)) {
|
---|
1526 | BIO_printf(bio_err, "Error loading store locations\n");
|
---|
1527 | ERR_print_errors(bio_err);
|
---|
1528 | goto end;
|
---|
1529 | }
|
---|
1530 | #ifndef OPENSSL_NO_ENGINE
|
---|
1531 | if (ssl_client_engine) {
|
---|
1532 | if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) {
|
---|
1533 | BIO_puts(bio_err, "Error setting client auth engine\n");
|
---|
1534 | ERR_print_errors(bio_err);
|
---|
1535 | ENGINE_free(ssl_client_engine);
|
---|
1536 | goto end;
|
---|
1537 | }
|
---|
1538 | ENGINE_free(ssl_client_engine);
|
---|
1539 | }
|
---|
1540 | #endif
|
---|
1541 |
|
---|
1542 | #ifndef OPENSSL_NO_PSK
|
---|
1543 | if (psk_key != NULL) {
|
---|
1544 | if (c_debug)
|
---|
1545 | BIO_printf(bio_c_out, "PSK key given, setting client callback\n");
|
---|
1546 | SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
|
---|
1547 | }
|
---|
1548 | #endif
|
---|
1549 | #ifndef OPENSSL_NO_SRTP
|
---|
1550 | if (srtp_profiles != NULL) {
|
---|
1551 | /* Returns 0 on success! */
|
---|
1552 | if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
|
---|
1553 | BIO_printf(bio_err, "Error setting SRTP profile\n");
|
---|
1554 | ERR_print_errors(bio_err);
|
---|
1555 | goto end;
|
---|
1556 | }
|
---|
1557 | }
|
---|
1558 | #endif
|
---|
1559 |
|
---|
1560 | if (exc)
|
---|
1561 | ssl_ctx_set_excert(ctx, exc);
|
---|
1562 |
|
---|
1563 | #if !defined(OPENSSL_NO_NEXTPROTONEG)
|
---|
1564 | if (next_proto.data)
|
---|
1565 | SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
|
---|
1566 | #endif
|
---|
1567 | if (alpn_in) {
|
---|
1568 | size_t alpn_len;
|
---|
1569 | unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
|
---|
1570 |
|
---|
1571 | if (alpn == NULL) {
|
---|
1572 | BIO_printf(bio_err, "Error parsing -alpn argument\n");
|
---|
1573 | goto end;
|
---|
1574 | }
|
---|
1575 | /* Returns 0 on success! */
|
---|
1576 | if (SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len) != 0) {
|
---|
1577 | BIO_printf(bio_err, "Error setting ALPN\n");
|
---|
1578 | goto end;
|
---|
1579 | }
|
---|
1580 | OPENSSL_free(alpn);
|
---|
1581 | }
|
---|
1582 |
|
---|
1583 | for (i = 0; i < serverinfo_count; i++) {
|
---|
1584 | if (!SSL_CTX_add_client_custom_ext(ctx,
|
---|
1585 | serverinfo_types[i],
|
---|
1586 | NULL, NULL, NULL,
|
---|
1587 | serverinfo_cli_parse_cb, NULL)) {
|
---|
1588 | BIO_printf(bio_err,
|
---|
1589 | "Warning: Unable to add custom extension %u, skipping\n",
|
---|
1590 | serverinfo_types[i]);
|
---|
1591 | }
|
---|
1592 | }
|
---|
1593 |
|
---|
1594 | if (state)
|
---|
1595 | SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
|
---|
1596 |
|
---|
1597 | #ifndef OPENSSL_NO_CT
|
---|
1598 | /* Enable SCT processing, without early connection termination */
|
---|
1599 | if (ct_validation &&
|
---|
1600 | !SSL_CTX_enable_ct(ctx, SSL_CT_VALIDATION_PERMISSIVE)) {
|
---|
1601 | ERR_print_errors(bio_err);
|
---|
1602 | goto end;
|
---|
1603 | }
|
---|
1604 |
|
---|
1605 | if (!ctx_set_ctlog_list_file(ctx, ctlog_file)) {
|
---|
1606 | if (ct_validation) {
|
---|
1607 | ERR_print_errors(bio_err);
|
---|
1608 | goto end;
|
---|
1609 | }
|
---|
1610 |
|
---|
1611 | /*
|
---|
1612 | * If CT validation is not enabled, the log list isn't needed so don't
|
---|
1613 | * show errors or abort. We try to load it regardless because then we
|
---|
1614 | * can show the names of the logs any SCTs came from (SCTs may be seen
|
---|
1615 | * even with validation disabled).
|
---|
1616 | */
|
---|
1617 | ERR_clear_error();
|
---|
1618 | }
|
---|
1619 | #endif
|
---|
1620 |
|
---|
1621 | SSL_CTX_set_verify(ctx, verify, verify_callback);
|
---|
1622 |
|
---|
1623 | if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
|
---|
1624 | ERR_print_errors(bio_err);
|
---|
1625 | goto end;
|
---|
1626 | }
|
---|
1627 |
|
---|
1628 | ssl_ctx_add_crls(ctx, crls, crl_download);
|
---|
1629 |
|
---|
1630 | if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain))
|
---|
1631 | goto end;
|
---|
1632 |
|
---|
1633 | if (servername != NULL) {
|
---|
1634 | tlsextcbp.biodebug = bio_err;
|
---|
1635 | SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
|
---|
1636 | SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
|
---|
1637 | }
|
---|
1638 | # ifndef OPENSSL_NO_SRP
|
---|
1639 | if (srp_arg.srplogin) {
|
---|
1640 | if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) {
|
---|
1641 | BIO_printf(bio_err, "Unable to set SRP username\n");
|
---|
1642 | goto end;
|
---|
1643 | }
|
---|
1644 | srp_arg.msg = c_msg;
|
---|
1645 | srp_arg.debug = c_debug;
|
---|
1646 | SSL_CTX_set_srp_cb_arg(ctx, &srp_arg);
|
---|
1647 | SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
|
---|
1648 | SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
|
---|
1649 | if (c_msg || c_debug || srp_arg.amp == 0)
|
---|
1650 | SSL_CTX_set_srp_verify_param_callback(ctx,
|
---|
1651 | ssl_srp_verify_param_cb);
|
---|
1652 | }
|
---|
1653 | # endif
|
---|
1654 |
|
---|
1655 | if (dane_tlsa_domain != NULL) {
|
---|
1656 | if (SSL_CTX_dane_enable(ctx) <= 0) {
|
---|
1657 | BIO_printf(bio_err,
|
---|
1658 | "%s: Error enabling DANE TLSA authentication.\n",
|
---|
1659 | prog);
|
---|
1660 | ERR_print_errors(bio_err);
|
---|
1661 | goto end;
|
---|
1662 | }
|
---|
1663 | }
|
---|
1664 |
|
---|
1665 | con = SSL_new(ctx);
|
---|
1666 | if (sess_in) {
|
---|
1667 | SSL_SESSION *sess;
|
---|
1668 | BIO *stmp = BIO_new_file(sess_in, "r");
|
---|
1669 | if (!stmp) {
|
---|
1670 | BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
|
---|
1671 | ERR_print_errors(bio_err);
|
---|
1672 | goto end;
|
---|
1673 | }
|
---|
1674 | sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
|
---|
1675 | BIO_free(stmp);
|
---|
1676 | if (!sess) {
|
---|
1677 | BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
|
---|
1678 | ERR_print_errors(bio_err);
|
---|
1679 | goto end;
|
---|
1680 | }
|
---|
1681 | if (!SSL_set_session(con, sess)) {
|
---|
1682 | BIO_printf(bio_err, "Can't set session\n");
|
---|
1683 | ERR_print_errors(bio_err);
|
---|
1684 | goto end;
|
---|
1685 | }
|
---|
1686 | SSL_SESSION_free(sess);
|
---|
1687 | }
|
---|
1688 |
|
---|
1689 | if (fallback_scsv)
|
---|
1690 | SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
|
---|
1691 |
|
---|
1692 | if (servername != NULL) {
|
---|
1693 | if (!SSL_set_tlsext_host_name(con, servername)) {
|
---|
1694 | BIO_printf(bio_err, "Unable to set TLS servername extension.\n");
|
---|
1695 | ERR_print_errors(bio_err);
|
---|
1696 | goto end;
|
---|
1697 | }
|
---|
1698 | }
|
---|
1699 |
|
---|
1700 | if (dane_tlsa_domain != NULL) {
|
---|
1701 | if (SSL_dane_enable(con, dane_tlsa_domain) <= 0) {
|
---|
1702 | BIO_printf(bio_err, "%s: Error enabling DANE TLSA "
|
---|
1703 | "authentication.\n", prog);
|
---|
1704 | ERR_print_errors(bio_err);
|
---|
1705 | goto end;
|
---|
1706 | }
|
---|
1707 | if (dane_tlsa_rrset == NULL) {
|
---|
1708 | BIO_printf(bio_err, "%s: DANE TLSA authentication requires at "
|
---|
1709 | "least one -dane_tlsa_rrdata option.\n", prog);
|
---|
1710 | goto end;
|
---|
1711 | }
|
---|
1712 | if (tlsa_import_rrset(con, dane_tlsa_rrset) <= 0) {
|
---|
1713 | BIO_printf(bio_err, "%s: Failed to import any TLSA "
|
---|
1714 | "records.\n", prog);
|
---|
1715 | goto end;
|
---|
1716 | }
|
---|
1717 | if (dane_ee_no_name)
|
---|
1718 | SSL_dane_set_flags(con, DANE_FLAG_NO_DANE_EE_NAMECHECKS);
|
---|
1719 | } else if (dane_tlsa_rrset != NULL) {
|
---|
1720 | BIO_printf(bio_err, "%s: DANE TLSA authentication requires the "
|
---|
1721 | "-dane_tlsa_domain option.\n", prog);
|
---|
1722 | goto end;
|
---|
1723 | }
|
---|
1724 |
|
---|
1725 | re_start:
|
---|
1726 | if (init_client(&s, host, port, socket_family, socket_type) == 0) {
|
---|
1727 | BIO_printf(bio_err, "connect:errno=%d\n", get_last_socket_error());
|
---|
1728 | BIO_closesocket(s);
|
---|
1729 | goto end;
|
---|
1730 | }
|
---|
1731 | BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s);
|
---|
1732 |
|
---|
1733 | if (c_nbio) {
|
---|
1734 | if (!BIO_socket_nbio(s, 1)) {
|
---|
1735 | ERR_print_errors(bio_err);
|
---|
1736 | goto end;
|
---|
1737 | }
|
---|
1738 | BIO_printf(bio_c_out, "Turned on non blocking io\n");
|
---|
1739 | }
|
---|
1740 | #ifndef OPENSSL_NO_DTLS
|
---|
1741 | if (socket_type == SOCK_DGRAM) {
|
---|
1742 | union BIO_sock_info_u peer_info;
|
---|
1743 |
|
---|
1744 | sbio = BIO_new_dgram(s, BIO_NOCLOSE);
|
---|
1745 | if ((peer_info.addr = BIO_ADDR_new()) == NULL) {
|
---|
1746 | BIO_printf(bio_err, "memory allocation failure\n");
|
---|
1747 | BIO_closesocket(s);
|
---|
1748 | goto end;
|
---|
1749 | }
|
---|
1750 | if (!BIO_sock_info(s, BIO_SOCK_INFO_ADDRESS, &peer_info)) {
|
---|
1751 | BIO_printf(bio_err, "getsockname:errno=%d\n",
|
---|
1752 | get_last_socket_error());
|
---|
1753 | BIO_ADDR_free(peer_info.addr);
|
---|
1754 | BIO_closesocket(s);
|
---|
1755 | goto end;
|
---|
1756 | }
|
---|
1757 |
|
---|
1758 | (void)BIO_ctrl_set_connected(sbio, peer_info.addr);
|
---|
1759 | BIO_ADDR_free(peer_info.addr);
|
---|
1760 | peer_info.addr = NULL;
|
---|
1761 |
|
---|
1762 | if (enable_timeouts) {
|
---|
1763 | timeout.tv_sec = 0;
|
---|
1764 | timeout.tv_usec = DGRAM_RCV_TIMEOUT;
|
---|
1765 | BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
|
---|
1766 |
|
---|
1767 | timeout.tv_sec = 0;
|
---|
1768 | timeout.tv_usec = DGRAM_SND_TIMEOUT;
|
---|
1769 | BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
|
---|
1770 | }
|
---|
1771 |
|
---|
1772 | if (socket_mtu) {
|
---|
1773 | if (socket_mtu < DTLS_get_link_min_mtu(con)) {
|
---|
1774 | BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
|
---|
1775 | DTLS_get_link_min_mtu(con));
|
---|
1776 | BIO_free(sbio);
|
---|
1777 | goto shut;
|
---|
1778 | }
|
---|
1779 | SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
|
---|
1780 | if (!DTLS_set_link_mtu(con, socket_mtu)) {
|
---|
1781 | BIO_printf(bio_err, "Failed to set MTU\n");
|
---|
1782 | BIO_free(sbio);
|
---|
1783 | goto shut;
|
---|
1784 | }
|
---|
1785 | } else
|
---|
1786 | /* want to do MTU discovery */
|
---|
1787 | BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
|
---|
1788 | } else
|
---|
1789 | #endif /* OPENSSL_NO_DTLS */
|
---|
1790 | sbio = BIO_new_socket(s, BIO_NOCLOSE);
|
---|
1791 |
|
---|
1792 | if (nbio_test) {
|
---|
1793 | BIO *test;
|
---|
1794 |
|
---|
1795 | test = BIO_new(BIO_f_nbio_test());
|
---|
1796 | sbio = BIO_push(test, sbio);
|
---|
1797 | }
|
---|
1798 |
|
---|
1799 | if (c_debug) {
|
---|
1800 | BIO_set_callback(sbio, bio_dump_callback);
|
---|
1801 | BIO_set_callback_arg(sbio, (char *)bio_c_out);
|
---|
1802 | }
|
---|
1803 | if (c_msg) {
|
---|
1804 | #ifndef OPENSSL_NO_SSL_TRACE
|
---|
1805 | if (c_msg == 2)
|
---|
1806 | SSL_set_msg_callback(con, SSL_trace);
|
---|
1807 | else
|
---|
1808 | #endif
|
---|
1809 | SSL_set_msg_callback(con, msg_cb);
|
---|
1810 | SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
|
---|
1811 | }
|
---|
1812 |
|
---|
1813 | if (c_tlsextdebug) {
|
---|
1814 | SSL_set_tlsext_debug_callback(con, tlsext_cb);
|
---|
1815 | SSL_set_tlsext_debug_arg(con, bio_c_out);
|
---|
1816 | }
|
---|
1817 | #ifndef OPENSSL_NO_OCSP
|
---|
1818 | if (c_status_req) {
|
---|
1819 | SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
|
---|
1820 | SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
|
---|
1821 | SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
|
---|
1822 | }
|
---|
1823 | #endif
|
---|
1824 |
|
---|
1825 | SSL_set_bio(con, sbio, sbio);
|
---|
1826 | SSL_set_connect_state(con);
|
---|
1827 |
|
---|
1828 | /* ok, lets connect */
|
---|
1829 | if (fileno_stdin() > SSL_get_fd(con))
|
---|
1830 | width = fileno_stdin() + 1;
|
---|
1831 | else
|
---|
1832 | width = SSL_get_fd(con) + 1;
|
---|
1833 |
|
---|
1834 | read_tty = 1;
|
---|
1835 | write_tty = 0;
|
---|
1836 | tty_on = 0;
|
---|
1837 | read_ssl = 1;
|
---|
1838 | write_ssl = 1;
|
---|
1839 |
|
---|
1840 | cbuf_len = 0;
|
---|
1841 | cbuf_off = 0;
|
---|
1842 | sbuf_len = 0;
|
---|
1843 | sbuf_off = 0;
|
---|
1844 |
|
---|
1845 | switch ((PROTOCOL_CHOICE) starttls_proto) {
|
---|
1846 | case PROTO_OFF:
|
---|
1847 | break;
|
---|
1848 | case PROTO_SMTP:
|
---|
1849 | {
|
---|
1850 | /*
|
---|
1851 | * This is an ugly hack that does a lot of assumptions. We do
|
---|
1852 | * have to handle multi-line responses which may come in a single
|
---|
1853 | * packet or not. We therefore have to use BIO_gets() which does
|
---|
1854 | * need a buffering BIO. So during the initial chitchat we do
|
---|
1855 | * push a buffering BIO into the chain that is removed again
|
---|
1856 | * later on to not disturb the rest of the s_client operation.
|
---|
1857 | */
|
---|
1858 | int foundit = 0;
|
---|
1859 | BIO *fbio = BIO_new(BIO_f_buffer());
|
---|
1860 | BIO_push(fbio, sbio);
|
---|
1861 | /* wait for multi-line response to end from SMTP */
|
---|
1862 | do {
|
---|
1863 | mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
|
---|
1864 | }
|
---|
1865 | while (mbuf_len > 3 && mbuf[3] == '-');
|
---|
1866 | BIO_printf(fbio, "EHLO %s\r\n", ehlo);
|
---|
1867 | (void)BIO_flush(fbio);
|
---|
1868 | /* wait for multi-line response to end EHLO SMTP response */
|
---|
1869 | do {
|
---|
1870 | mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
|
---|
1871 | if (strstr(mbuf, "STARTTLS"))
|
---|
1872 | foundit = 1;
|
---|
1873 | }
|
---|
1874 | while (mbuf_len > 3 && mbuf[3] == '-');
|
---|
1875 | (void)BIO_flush(fbio);
|
---|
1876 | BIO_pop(fbio);
|
---|
1877 | BIO_free(fbio);
|
---|
1878 | if (!foundit)
|
---|
1879 | BIO_printf(bio_err,
|
---|
1880 | "didn't find starttls in server response,"
|
---|
1881 | " trying anyway...\n");
|
---|
1882 | BIO_printf(sbio, "STARTTLS\r\n");
|
---|
1883 | BIO_read(sbio, sbuf, BUFSIZZ);
|
---|
1884 | }
|
---|
1885 | break;
|
---|
1886 | case PROTO_POP3:
|
---|
1887 | {
|
---|
1888 | BIO_read(sbio, mbuf, BUFSIZZ);
|
---|
1889 | BIO_printf(sbio, "STLS\r\n");
|
---|
1890 | mbuf_len = BIO_read(sbio, sbuf, BUFSIZZ);
|
---|
1891 | if (mbuf_len < 0) {
|
---|
1892 | BIO_printf(bio_err, "BIO_read failed\n");
|
---|
1893 | goto end;
|
---|
1894 | }
|
---|
1895 | }
|
---|
1896 | break;
|
---|
1897 | case PROTO_IMAP:
|
---|
1898 | {
|
---|
1899 | int foundit = 0;
|
---|
1900 | BIO *fbio = BIO_new(BIO_f_buffer());
|
---|
1901 | BIO_push(fbio, sbio);
|
---|
1902 | BIO_gets(fbio, mbuf, BUFSIZZ);
|
---|
1903 | /* STARTTLS command requires CAPABILITY... */
|
---|
1904 | BIO_printf(fbio, ". CAPABILITY\r\n");
|
---|
1905 | (void)BIO_flush(fbio);
|
---|
1906 | /* wait for multi-line CAPABILITY response */
|
---|
1907 | do {
|
---|
1908 | mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
|
---|
1909 | if (strstr(mbuf, "STARTTLS"))
|
---|
1910 | foundit = 1;
|
---|
1911 | }
|
---|
1912 | while (mbuf_len > 3 && mbuf[0] != '.');
|
---|
1913 | (void)BIO_flush(fbio);
|
---|
1914 | BIO_pop(fbio);
|
---|
1915 | BIO_free(fbio);
|
---|
1916 | if (!foundit)
|
---|
1917 | BIO_printf(bio_err,
|
---|
1918 | "didn't find STARTTLS in server response,"
|
---|
1919 | " trying anyway...\n");
|
---|
1920 | BIO_printf(sbio, ". STARTTLS\r\n");
|
---|
1921 | BIO_read(sbio, sbuf, BUFSIZZ);
|
---|
1922 | }
|
---|
1923 | break;
|
---|
1924 | case PROTO_FTP:
|
---|
1925 | {
|
---|
1926 | BIO *fbio = BIO_new(BIO_f_buffer());
|
---|
1927 | BIO_push(fbio, sbio);
|
---|
1928 | /* wait for multi-line response to end from FTP */
|
---|
1929 | do {
|
---|
1930 | mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
|
---|
1931 | }
|
---|
1932 | while (mbuf_len > 3 && mbuf[3] == '-');
|
---|
1933 | (void)BIO_flush(fbio);
|
---|
1934 | BIO_pop(fbio);
|
---|
1935 | BIO_free(fbio);
|
---|
1936 | BIO_printf(sbio, "AUTH TLS\r\n");
|
---|
1937 | BIO_read(sbio, sbuf, BUFSIZZ);
|
---|
1938 | }
|
---|
1939 | break;
|
---|
1940 | case PROTO_XMPP:
|
---|
1941 | case PROTO_XMPP_SERVER:
|
---|
1942 | {
|
---|
1943 | int seen = 0;
|
---|
1944 | BIO_printf(sbio, "<stream:stream "
|
---|
1945 | "xmlns:stream='http://etherx.jabber.org/streams' "
|
---|
1946 | "xmlns='jabber:%s' to='%s' version='1.0'>",
|
---|
1947 | starttls_proto == PROTO_XMPP ? "client" : "server",
|
---|
1948 | xmpphost ? xmpphost : host);
|
---|
1949 | seen = BIO_read(sbio, mbuf, BUFSIZZ);
|
---|
1950 | mbuf[seen] = 0;
|
---|
1951 | while (!strstr
|
---|
1952 | (mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
|
---|
1953 | && !strstr(mbuf,
|
---|
1954 | "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
|
---|
1955 | {
|
---|
1956 | seen = BIO_read(sbio, mbuf, BUFSIZZ);
|
---|
1957 |
|
---|
1958 | if (seen <= 0)
|
---|
1959 | goto shut;
|
---|
1960 |
|
---|
1961 | mbuf[seen] = 0;
|
---|
1962 | }
|
---|
1963 | BIO_printf(sbio,
|
---|
1964 | "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
|
---|
1965 | seen = BIO_read(sbio, sbuf, BUFSIZZ);
|
---|
1966 | sbuf[seen] = 0;
|
---|
1967 | if (!strstr(sbuf, "<proceed"))
|
---|
1968 | goto shut;
|
---|
1969 | mbuf[0] = 0;
|
---|
1970 | }
|
---|
1971 | break;
|
---|
1972 | case PROTO_TELNET:
|
---|
1973 | {
|
---|
1974 | static const unsigned char tls_do[] = {
|
---|
1975 | /* IAC DO START_TLS */
|
---|
1976 | 255, 253, 46
|
---|
1977 | };
|
---|
1978 | static const unsigned char tls_will[] = {
|
---|
1979 | /* IAC WILL START_TLS */
|
---|
1980 | 255, 251, 46
|
---|
1981 | };
|
---|
1982 | static const unsigned char tls_follows[] = {
|
---|
1983 | /* IAC SB START_TLS FOLLOWS IAC SE */
|
---|
1984 | 255, 250, 46, 1, 255, 240
|
---|
1985 | };
|
---|
1986 | int bytes;
|
---|
1987 |
|
---|
1988 | /* Telnet server should demand we issue START_TLS */
|
---|
1989 | bytes = BIO_read(sbio, mbuf, BUFSIZZ);
|
---|
1990 | if (bytes != 3 || memcmp(mbuf, tls_do, 3) != 0)
|
---|
1991 | goto shut;
|
---|
1992 | /* Agree to issue START_TLS and send the FOLLOWS sub-command */
|
---|
1993 | BIO_write(sbio, tls_will, 3);
|
---|
1994 | BIO_write(sbio, tls_follows, 6);
|
---|
1995 | (void)BIO_flush(sbio);
|
---|
1996 | /* Telnet server also sent the FOLLOWS sub-command */
|
---|
1997 | bytes = BIO_read(sbio, mbuf, BUFSIZZ);
|
---|
1998 | if (bytes != 6 || memcmp(mbuf, tls_follows, 6) != 0)
|
---|
1999 | goto shut;
|
---|
2000 | }
|
---|
2001 | break;
|
---|
2002 | case PROTO_CONNECT:
|
---|
2003 | {
|
---|
2004 | enum {
|
---|
2005 | error_proto, /* Wrong protocol, not even HTTP */
|
---|
2006 | error_connect, /* CONNECT failed */
|
---|
2007 | success
|
---|
2008 | } foundit = error_connect;
|
---|
2009 | BIO *fbio = BIO_new(BIO_f_buffer());
|
---|
2010 |
|
---|
2011 | BIO_push(fbio, sbio);
|
---|
2012 | BIO_printf(fbio, "CONNECT %s HTTP/1.0\r\n\r\n", connectstr);
|
---|
2013 | (void)BIO_flush(fbio);
|
---|
2014 | /*
|
---|
2015 | * The first line is the HTTP response. According to RFC 7230,
|
---|
2016 | * it's formated exactly like this:
|
---|
2017 | *
|
---|
2018 | * HTTP/d.d ddd Reason text\r\n
|
---|
2019 | */
|
---|
2020 | mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
|
---|
2021 | if (mbuf[8] != ' ') {
|
---|
2022 | BIO_printf(bio_err,
|
---|
2023 | "%s: HTTP CONNECT failed, incorrect response "
|
---|
2024 | "from proxy\n", prog);
|
---|
2025 | foundit = error_proto;
|
---|
2026 | } else if (mbuf[9] != '2') {
|
---|
2027 | BIO_printf(bio_err, "%s: HTTP CONNECT failed: %s ", prog,
|
---|
2028 | &mbuf[9]);
|
---|
2029 | } else {
|
---|
2030 | foundit = success;
|
---|
2031 | }
|
---|
2032 | if (foundit != error_proto) {
|
---|
2033 | /* Read past all following headers */
|
---|
2034 | do {
|
---|
2035 | mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
|
---|
2036 | } while (mbuf_len > 2);
|
---|
2037 | }
|
---|
2038 | (void)BIO_flush(fbio);
|
---|
2039 | BIO_pop(fbio);
|
---|
2040 | BIO_free(fbio);
|
---|
2041 | if (foundit != success) {
|
---|
2042 | goto shut;
|
---|
2043 | }
|
---|
2044 | }
|
---|
2045 | break;
|
---|
2046 | case PROTO_IRC:
|
---|
2047 | {
|
---|
2048 | int numeric;
|
---|
2049 | BIO *fbio = BIO_new(BIO_f_buffer());
|
---|
2050 |
|
---|
2051 | BIO_push(fbio, sbio);
|
---|
2052 | BIO_printf(fbio, "STARTTLS\r\n");
|
---|
2053 | (void)BIO_flush(fbio);
|
---|
2054 | width = SSL_get_fd(con) + 1;
|
---|
2055 |
|
---|
2056 | do {
|
---|
2057 | numeric = 0;
|
---|
2058 |
|
---|
2059 | FD_ZERO(&readfds);
|
---|
2060 | openssl_fdset(SSL_get_fd(con), &readfds);
|
---|
2061 | timeout.tv_sec = S_CLIENT_IRC_READ_TIMEOUT;
|
---|
2062 | timeout.tv_usec = 0;
|
---|
2063 | /*
|
---|
2064 | * If the IRCd doesn't respond within
|
---|
2065 | * S_CLIENT_IRC_READ_TIMEOUT seconds, assume
|
---|
2066 | * it doesn't support STARTTLS. Many IRCds
|
---|
2067 | * will not give _any_ sort of response to a
|
---|
2068 | * STARTTLS command when it's not supported.
|
---|
2069 | */
|
---|
2070 | if (!BIO_get_buffer_num_lines(fbio)
|
---|
2071 | && !BIO_pending(fbio)
|
---|
2072 | && !BIO_pending(sbio)
|
---|
2073 | && select(width, (void *)&readfds, NULL, NULL,
|
---|
2074 | &timeout) < 1) {
|
---|
2075 | BIO_printf(bio_err,
|
---|
2076 | "Timeout waiting for response (%d seconds).\n",
|
---|
2077 | S_CLIENT_IRC_READ_TIMEOUT);
|
---|
2078 | break;
|
---|
2079 | }
|
---|
2080 |
|
---|
2081 | mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
|
---|
2082 | if (mbuf_len < 1 || sscanf(mbuf, "%*s %d", &numeric) != 1)
|
---|
2083 | break;
|
---|
2084 | /* :example.net 451 STARTTLS :You have not registered */
|
---|
2085 | /* :example.net 421 STARTTLS :Unknown command */
|
---|
2086 | if ((numeric == 451 || numeric == 421)
|
---|
2087 | && strstr(mbuf, "STARTTLS") != NULL) {
|
---|
2088 | BIO_printf(bio_err, "STARTTLS not supported: %s", mbuf);
|
---|
2089 | break;
|
---|
2090 | }
|
---|
2091 | if (numeric == 691) {
|
---|
2092 | BIO_printf(bio_err, "STARTTLS negotiation failed: ");
|
---|
2093 | ERR_print_errors(bio_err);
|
---|
2094 | break;
|
---|
2095 | }
|
---|
2096 | } while (numeric != 670);
|
---|
2097 |
|
---|
2098 | (void)BIO_flush(fbio);
|
---|
2099 | BIO_pop(fbio);
|
---|
2100 | BIO_free(fbio);
|
---|
2101 | if (numeric != 670) {
|
---|
2102 | BIO_printf(bio_err, "Server does not support STARTTLS.\n");
|
---|
2103 | ret = 1;
|
---|
2104 | goto shut;
|
---|
2105 | }
|
---|
2106 | }
|
---|
2107 | }
|
---|
2108 |
|
---|
2109 | for (;;) {
|
---|
2110 | FD_ZERO(&readfds);
|
---|
2111 | FD_ZERO(&writefds);
|
---|
2112 |
|
---|
2113 | if ((SSL_version(con) == DTLS1_VERSION) &&
|
---|
2114 | DTLSv1_get_timeout(con, &timeout))
|
---|
2115 | timeoutp = &timeout;
|
---|
2116 | else
|
---|
2117 | timeoutp = NULL;
|
---|
2118 |
|
---|
2119 | if (SSL_in_init(con) && !SSL_total_renegotiations(con)) {
|
---|
2120 | in_init = 1;
|
---|
2121 | tty_on = 0;
|
---|
2122 | } else {
|
---|
2123 | tty_on = 1;
|
---|
2124 | if (in_init) {
|
---|
2125 | in_init = 0;
|
---|
2126 |
|
---|
2127 | if (servername != NULL && !SSL_session_reused(con)) {
|
---|
2128 | BIO_printf(bio_c_out,
|
---|
2129 | "Server did %sacknowledge servername extension.\n",
|
---|
2130 | tlsextcbp.ack ? "" : "not ");
|
---|
2131 | }
|
---|
2132 |
|
---|
2133 | if (sess_out) {
|
---|
2134 | BIO *stmp = BIO_new_file(sess_out, "w");
|
---|
2135 | if (stmp) {
|
---|
2136 | PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
|
---|
2137 | BIO_free(stmp);
|
---|
2138 | } else
|
---|
2139 | BIO_printf(bio_err, "Error writing session file %s\n",
|
---|
2140 | sess_out);
|
---|
2141 | }
|
---|
2142 | if (c_brief) {
|
---|
2143 | BIO_puts(bio_err, "CONNECTION ESTABLISHED\n");
|
---|
2144 | print_ssl_summary(con);
|
---|
2145 | }
|
---|
2146 |
|
---|
2147 | print_stuff(bio_c_out, con, full_log);
|
---|
2148 | if (full_log > 0)
|
---|
2149 | full_log--;
|
---|
2150 |
|
---|
2151 | if (starttls_proto) {
|
---|
2152 | BIO_write(bio_err, mbuf, mbuf_len);
|
---|
2153 | /* We don't need to know any more */
|
---|
2154 | if (!reconnect)
|
---|
2155 | starttls_proto = PROTO_OFF;
|
---|
2156 | }
|
---|
2157 |
|
---|
2158 | if (reconnect) {
|
---|
2159 | reconnect--;
|
---|
2160 | BIO_printf(bio_c_out,
|
---|
2161 | "drop connection and then reconnect\n");
|
---|
2162 | do_ssl_shutdown(con);
|
---|
2163 | SSL_set_connect_state(con);
|
---|
2164 | BIO_closesocket(SSL_get_fd(con));
|
---|
2165 | goto re_start;
|
---|
2166 | }
|
---|
2167 | }
|
---|
2168 | }
|
---|
2169 |
|
---|
2170 | ssl_pending = read_ssl && SSL_has_pending(con);
|
---|
2171 |
|
---|
2172 | if (!ssl_pending) {
|
---|
2173 | #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
|
---|
2174 | if (tty_on) {
|
---|
2175 | /*
|
---|
2176 | * Note that select() returns when read _would not block_,
|
---|
2177 | * and EOF satisfies that. To avoid a CPU-hogging loop,
|
---|
2178 | * set the flag so we exit.
|
---|
2179 | */
|
---|
2180 | if (read_tty && !at_eof)
|
---|
2181 | openssl_fdset(fileno_stdin(), &readfds);
|
---|
2182 | #if !defined(OPENSSL_SYS_VMS)
|
---|
2183 | if (write_tty)
|
---|
2184 | openssl_fdset(fileno_stdout(), &writefds);
|
---|
2185 | #endif
|
---|
2186 | }
|
---|
2187 | if (read_ssl)
|
---|
2188 | openssl_fdset(SSL_get_fd(con), &readfds);
|
---|
2189 | if (write_ssl)
|
---|
2190 | openssl_fdset(SSL_get_fd(con), &writefds);
|
---|
2191 | #else
|
---|
2192 | if (!tty_on || !write_tty) {
|
---|
2193 | if (read_ssl)
|
---|
2194 | openssl_fdset(SSL_get_fd(con), &readfds);
|
---|
2195 | if (write_ssl)
|
---|
2196 | openssl_fdset(SSL_get_fd(con), &writefds);
|
---|
2197 | }
|
---|
2198 | #endif
|
---|
2199 |
|
---|
2200 | /*
|
---|
2201 | * Note: under VMS with SOCKETSHR the second parameter is
|
---|
2202 | * currently of type (int *) whereas under other systems it is
|
---|
2203 | * (void *) if you don't have a cast it will choke the compiler:
|
---|
2204 | * if you do have a cast then you can either go for (int *) or
|
---|
2205 | * (void *).
|
---|
2206 | */
|
---|
2207 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
|
---|
2208 | /*
|
---|
2209 | * Under Windows/DOS we make the assumption that we can always
|
---|
2210 | * write to the tty: therefore if we need to write to the tty we
|
---|
2211 | * just fall through. Otherwise we timeout the select every
|
---|
2212 | * second and see if there are any keypresses. Note: this is a
|
---|
2213 | * hack, in a proper Windows application we wouldn't do this.
|
---|
2214 | */
|
---|
2215 | i = 0;
|
---|
2216 | if (!write_tty) {
|
---|
2217 | if (read_tty) {
|
---|
2218 | tv.tv_sec = 1;
|
---|
2219 | tv.tv_usec = 0;
|
---|
2220 | i = select(width, (void *)&readfds, (void *)&writefds,
|
---|
2221 | NULL, &tv);
|
---|
2222 | if (!i && (!has_stdin_waiting() || !read_tty))
|
---|
2223 | continue;
|
---|
2224 | } else
|
---|
2225 | i = select(width, (void *)&readfds, (void *)&writefds,
|
---|
2226 | NULL, timeoutp);
|
---|
2227 | }
|
---|
2228 | #else
|
---|
2229 | i = select(width, (void *)&readfds, (void *)&writefds,
|
---|
2230 | NULL, timeoutp);
|
---|
2231 | #endif
|
---|
2232 | if (i < 0) {
|
---|
2233 | BIO_printf(bio_err, "bad select %d\n",
|
---|
2234 | get_last_socket_error());
|
---|
2235 | goto shut;
|
---|
2236 | /* goto end; */
|
---|
2237 | }
|
---|
2238 | }
|
---|
2239 |
|
---|
2240 | if ((SSL_version(con) == DTLS1_VERSION)
|
---|
2241 | && DTLSv1_handle_timeout(con) > 0) {
|
---|
2242 | BIO_printf(bio_err, "TIMEOUT occurred\n");
|
---|
2243 | }
|
---|
2244 |
|
---|
2245 | if (!ssl_pending && FD_ISSET(SSL_get_fd(con), &writefds)) {
|
---|
2246 | k = SSL_write(con, &(cbuf[cbuf_off]), (unsigned int)cbuf_len);
|
---|
2247 | switch (SSL_get_error(con, k)) {
|
---|
2248 | case SSL_ERROR_NONE:
|
---|
2249 | cbuf_off += k;
|
---|
2250 | cbuf_len -= k;
|
---|
2251 | if (k <= 0)
|
---|
2252 | goto end;
|
---|
2253 | /* we have done a write(con,NULL,0); */
|
---|
2254 | if (cbuf_len <= 0) {
|
---|
2255 | read_tty = 1;
|
---|
2256 | write_ssl = 0;
|
---|
2257 | } else { /* if (cbuf_len > 0) */
|
---|
2258 |
|
---|
2259 | read_tty = 0;
|
---|
2260 | write_ssl = 1;
|
---|
2261 | }
|
---|
2262 | break;
|
---|
2263 | case SSL_ERROR_WANT_WRITE:
|
---|
2264 | BIO_printf(bio_c_out, "write W BLOCK\n");
|
---|
2265 | write_ssl = 1;
|
---|
2266 | read_tty = 0;
|
---|
2267 | break;
|
---|
2268 | case SSL_ERROR_WANT_ASYNC:
|
---|
2269 | BIO_printf(bio_c_out, "write A BLOCK\n");
|
---|
2270 | wait_for_async(con);
|
---|
2271 | write_ssl = 1;
|
---|
2272 | read_tty = 0;
|
---|
2273 | break;
|
---|
2274 | case SSL_ERROR_WANT_READ:
|
---|
2275 | BIO_printf(bio_c_out, "write R BLOCK\n");
|
---|
2276 | write_tty = 0;
|
---|
2277 | read_ssl = 1;
|
---|
2278 | write_ssl = 0;
|
---|
2279 | break;
|
---|
2280 | case SSL_ERROR_WANT_X509_LOOKUP:
|
---|
2281 | BIO_printf(bio_c_out, "write X BLOCK\n");
|
---|
2282 | break;
|
---|
2283 | case SSL_ERROR_ZERO_RETURN:
|
---|
2284 | if (cbuf_len != 0) {
|
---|
2285 | BIO_printf(bio_c_out, "shutdown\n");
|
---|
2286 | ret = 0;
|
---|
2287 | goto shut;
|
---|
2288 | } else {
|
---|
2289 | read_tty = 1;
|
---|
2290 | write_ssl = 0;
|
---|
2291 | break;
|
---|
2292 | }
|
---|
2293 |
|
---|
2294 | case SSL_ERROR_SYSCALL:
|
---|
2295 | if ((k != 0) || (cbuf_len != 0)) {
|
---|
2296 | BIO_printf(bio_err, "write:errno=%d\n",
|
---|
2297 | get_last_socket_error());
|
---|
2298 | goto shut;
|
---|
2299 | } else {
|
---|
2300 | read_tty = 1;
|
---|
2301 | write_ssl = 0;
|
---|
2302 | }
|
---|
2303 | break;
|
---|
2304 | case SSL_ERROR_WANT_ASYNC_JOB:
|
---|
2305 | /* This shouldn't ever happen in s_client - treat as an error */
|
---|
2306 | case SSL_ERROR_SSL:
|
---|
2307 | ERR_print_errors(bio_err);
|
---|
2308 | goto shut;
|
---|
2309 | }
|
---|
2310 | }
|
---|
2311 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_VMS)
|
---|
2312 | /* Assume Windows/DOS/BeOS can always write */
|
---|
2313 | else if (!ssl_pending && write_tty)
|
---|
2314 | #else
|
---|
2315 | else if (!ssl_pending && FD_ISSET(fileno_stdout(), &writefds))
|
---|
2316 | #endif
|
---|
2317 | {
|
---|
2318 | #ifdef CHARSET_EBCDIC
|
---|
2319 | ascii2ebcdic(&(sbuf[sbuf_off]), &(sbuf[sbuf_off]), sbuf_len);
|
---|
2320 | #endif
|
---|
2321 | i = raw_write_stdout(&(sbuf[sbuf_off]), sbuf_len);
|
---|
2322 |
|
---|
2323 | if (i <= 0) {
|
---|
2324 | BIO_printf(bio_c_out, "DONE\n");
|
---|
2325 | ret = 0;
|
---|
2326 | goto shut;
|
---|
2327 | /* goto end; */
|
---|
2328 | }
|
---|
2329 |
|
---|
2330 | sbuf_len -= i;;
|
---|
2331 | sbuf_off += i;
|
---|
2332 | if (sbuf_len <= 0) {
|
---|
2333 | read_ssl = 1;
|
---|
2334 | write_tty = 0;
|
---|
2335 | }
|
---|
2336 | } else if (ssl_pending || FD_ISSET(SSL_get_fd(con), &readfds)) {
|
---|
2337 | #ifdef RENEG
|
---|
2338 | {
|
---|
2339 | static int iiii;
|
---|
2340 | if (++iiii == 52) {
|
---|
2341 | SSL_renegotiate(con);
|
---|
2342 | iiii = 0;
|
---|
2343 | }
|
---|
2344 | }
|
---|
2345 | #endif
|
---|
2346 | k = SSL_read(con, sbuf, 1024 /* BUFSIZZ */ );
|
---|
2347 |
|
---|
2348 | switch (SSL_get_error(con, k)) {
|
---|
2349 | case SSL_ERROR_NONE:
|
---|
2350 | if (k <= 0)
|
---|
2351 | goto end;
|
---|
2352 | sbuf_off = 0;
|
---|
2353 | sbuf_len = k;
|
---|
2354 |
|
---|
2355 | read_ssl = 0;
|
---|
2356 | write_tty = 1;
|
---|
2357 | break;
|
---|
2358 | case SSL_ERROR_WANT_ASYNC:
|
---|
2359 | BIO_printf(bio_c_out, "read A BLOCK\n");
|
---|
2360 | wait_for_async(con);
|
---|
2361 | write_tty = 0;
|
---|
2362 | read_ssl = 1;
|
---|
2363 | if ((read_tty == 0) && (write_ssl == 0))
|
---|
2364 | write_ssl = 1;
|
---|
2365 | break;
|
---|
2366 | case SSL_ERROR_WANT_WRITE:
|
---|
2367 | BIO_printf(bio_c_out, "read W BLOCK\n");
|
---|
2368 | write_ssl = 1;
|
---|
2369 | read_tty = 0;
|
---|
2370 | break;
|
---|
2371 | case SSL_ERROR_WANT_READ:
|
---|
2372 | BIO_printf(bio_c_out, "read R BLOCK\n");
|
---|
2373 | write_tty = 0;
|
---|
2374 | read_ssl = 1;
|
---|
2375 | if ((read_tty == 0) && (write_ssl == 0))
|
---|
2376 | write_ssl = 1;
|
---|
2377 | break;
|
---|
2378 | case SSL_ERROR_WANT_X509_LOOKUP:
|
---|
2379 | BIO_printf(bio_c_out, "read X BLOCK\n");
|
---|
2380 | break;
|
---|
2381 | case SSL_ERROR_SYSCALL:
|
---|
2382 | ret = get_last_socket_error();
|
---|
2383 | if (c_brief)
|
---|
2384 | BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
|
---|
2385 | else
|
---|
2386 | BIO_printf(bio_err, "read:errno=%d\n", ret);
|
---|
2387 | goto shut;
|
---|
2388 | case SSL_ERROR_ZERO_RETURN:
|
---|
2389 | BIO_printf(bio_c_out, "closed\n");
|
---|
2390 | ret = 0;
|
---|
2391 | goto shut;
|
---|
2392 | case SSL_ERROR_WANT_ASYNC_JOB:
|
---|
2393 | /* This shouldn't ever happen in s_client. Treat as an error */
|
---|
2394 | case SSL_ERROR_SSL:
|
---|
2395 | ERR_print_errors(bio_err);
|
---|
2396 | goto shut;
|
---|
2397 | /* break; */
|
---|
2398 | }
|
---|
2399 | }
|
---|
2400 | /* OPENSSL_SYS_MSDOS includes OPENSSL_SYS_WINDOWS */
|
---|
2401 | #if defined(OPENSSL_SYS_MSDOS)
|
---|
2402 | else if (has_stdin_waiting())
|
---|
2403 | #else
|
---|
2404 | else if (FD_ISSET(fileno_stdin(), &readfds))
|
---|
2405 | #endif
|
---|
2406 | {
|
---|
2407 | if (crlf) {
|
---|
2408 | int j, lf_num;
|
---|
2409 |
|
---|
2410 | i = raw_read_stdin(cbuf, BUFSIZZ / 2);
|
---|
2411 | lf_num = 0;
|
---|
2412 | /* both loops are skipped when i <= 0 */
|
---|
2413 | for (j = 0; j < i; j++)
|
---|
2414 | if (cbuf[j] == '\n')
|
---|
2415 | lf_num++;
|
---|
2416 | for (j = i - 1; j >= 0; j--) {
|
---|
2417 | cbuf[j + lf_num] = cbuf[j];
|
---|
2418 | if (cbuf[j] == '\n') {
|
---|
2419 | lf_num--;
|
---|
2420 | i++;
|
---|
2421 | cbuf[j + lf_num] = '\r';
|
---|
2422 | }
|
---|
2423 | }
|
---|
2424 | assert(lf_num == 0);
|
---|
2425 | } else
|
---|
2426 | i = raw_read_stdin(cbuf, BUFSIZZ);
|
---|
2427 | #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
|
---|
2428 | if (i == 0)
|
---|
2429 | at_eof = 1;
|
---|
2430 | #endif
|
---|
2431 |
|
---|
2432 | if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q' && cmdletters))) {
|
---|
2433 | BIO_printf(bio_err, "DONE\n");
|
---|
2434 | ret = 0;
|
---|
2435 | goto shut;
|
---|
2436 | }
|
---|
2437 |
|
---|
2438 | if ((!c_ign_eof) && (cbuf[0] == 'R' && cmdletters)) {
|
---|
2439 | BIO_printf(bio_err, "RENEGOTIATING\n");
|
---|
2440 | SSL_renegotiate(con);
|
---|
2441 | cbuf_len = 0;
|
---|
2442 | }
|
---|
2443 | #ifndef OPENSSL_NO_HEARTBEATS
|
---|
2444 | else if ((!c_ign_eof) && (cbuf[0] == 'B' && cmdletters)) {
|
---|
2445 | BIO_printf(bio_err, "HEARTBEATING\n");
|
---|
2446 | SSL_heartbeat(con);
|
---|
2447 | cbuf_len = 0;
|
---|
2448 | }
|
---|
2449 | #endif
|
---|
2450 | else {
|
---|
2451 | cbuf_len = i;
|
---|
2452 | cbuf_off = 0;
|
---|
2453 | #ifdef CHARSET_EBCDIC
|
---|
2454 | ebcdic2ascii(cbuf, cbuf, i);
|
---|
2455 | #endif
|
---|
2456 | }
|
---|
2457 |
|
---|
2458 | write_ssl = 1;
|
---|
2459 | read_tty = 0;
|
---|
2460 | }
|
---|
2461 | }
|
---|
2462 |
|
---|
2463 | ret = 0;
|
---|
2464 | shut:
|
---|
2465 | if (in_init)
|
---|
2466 | print_stuff(bio_c_out, con, full_log);
|
---|
2467 | do_ssl_shutdown(con);
|
---|
2468 | #if defined(OPENSSL_SYS_WINDOWS)
|
---|
2469 | /*
|
---|
2470 | * Give the socket time to send its last data before we close it.
|
---|
2471 | * No amount of setting SO_LINGER etc on the socket seems to persuade
|
---|
2472 | * Windows to send the data before closing the socket...but sleeping
|
---|
2473 | * for a short time seems to do it (units in ms)
|
---|
2474 | * TODO: Find a better way to do this
|
---|
2475 | */
|
---|
2476 | Sleep(50);
|
---|
2477 | #endif
|
---|
2478 | BIO_closesocket(SSL_get_fd(con));
|
---|
2479 | end:
|
---|
2480 | if (con != NULL) {
|
---|
2481 | if (prexit != 0)
|
---|
2482 | print_stuff(bio_c_out, con, 1);
|
---|
2483 | SSL_free(con);
|
---|
2484 | }
|
---|
2485 | #if !defined(OPENSSL_NO_NEXTPROTONEG)
|
---|
2486 | OPENSSL_free(next_proto.data);
|
---|
2487 | #endif
|
---|
2488 | SSL_CTX_free(ctx);
|
---|
2489 | X509_free(cert);
|
---|
2490 | sk_X509_CRL_pop_free(crls, X509_CRL_free);
|
---|
2491 | EVP_PKEY_free(key);
|
---|
2492 | sk_X509_pop_free(chain, X509_free);
|
---|
2493 | OPENSSL_free(pass);
|
---|
2494 | #ifndef OPENSSL_NO_SRP
|
---|
2495 | OPENSSL_free(srp_arg.srppassin);
|
---|
2496 | #endif
|
---|
2497 | OPENSSL_free(connectstr);
|
---|
2498 | OPENSSL_free(host);
|
---|
2499 | OPENSSL_free(port);
|
---|
2500 | X509_VERIFY_PARAM_free(vpm);
|
---|
2501 | ssl_excert_free(exc);
|
---|
2502 | sk_OPENSSL_STRING_free(ssl_args);
|
---|
2503 | sk_OPENSSL_STRING_free(dane_tlsa_rrset);
|
---|
2504 | SSL_CONF_CTX_free(cctx);
|
---|
2505 | OPENSSL_clear_free(cbuf, BUFSIZZ);
|
---|
2506 | OPENSSL_clear_free(sbuf, BUFSIZZ);
|
---|
2507 | OPENSSL_clear_free(mbuf, BUFSIZZ);
|
---|
2508 | release_engine(e);
|
---|
2509 | BIO_free(bio_c_out);
|
---|
2510 | bio_c_out = NULL;
|
---|
2511 | BIO_free(bio_c_msg);
|
---|
2512 | bio_c_msg = NULL;
|
---|
2513 | return (ret);
|
---|
2514 | }
|
---|
2515 |
|
---|
2516 | static void print_stuff(BIO *bio, SSL *s, int full)
|
---|
2517 | {
|
---|
2518 | X509 *peer = NULL;
|
---|
2519 | char buf[BUFSIZ];
|
---|
2520 | STACK_OF(X509) *sk;
|
---|
2521 | STACK_OF(X509_NAME) *sk2;
|
---|
2522 | const SSL_CIPHER *c;
|
---|
2523 | X509_NAME *xn;
|
---|
2524 | int i;
|
---|
2525 | #ifndef OPENSSL_NO_COMP
|
---|
2526 | const COMP_METHOD *comp, *expansion;
|
---|
2527 | #endif
|
---|
2528 | unsigned char *exportedkeymat;
|
---|
2529 | #ifndef OPENSSL_NO_CT
|
---|
2530 | const SSL_CTX *ctx = SSL_get_SSL_CTX(s);
|
---|
2531 | #endif
|
---|
2532 |
|
---|
2533 | if (full) {
|
---|
2534 | int got_a_chain = 0;
|
---|
2535 |
|
---|
2536 | sk = SSL_get_peer_cert_chain(s);
|
---|
2537 | if (sk != NULL) {
|
---|
2538 | got_a_chain = 1;
|
---|
2539 |
|
---|
2540 | BIO_printf(bio, "---\nCertificate chain\n");
|
---|
2541 | for (i = 0; i < sk_X509_num(sk); i++) {
|
---|
2542 | X509_NAME_oneline(X509_get_subject_name(sk_X509_value(sk, i)),
|
---|
2543 | buf, sizeof buf);
|
---|
2544 | BIO_printf(bio, "%2d s:%s\n", i, buf);
|
---|
2545 | X509_NAME_oneline(X509_get_issuer_name(sk_X509_value(sk, i)),
|
---|
2546 | buf, sizeof buf);
|
---|
2547 | BIO_printf(bio, " i:%s\n", buf);
|
---|
2548 | if (c_showcerts)
|
---|
2549 | PEM_write_bio_X509(bio, sk_X509_value(sk, i));
|
---|
2550 | }
|
---|
2551 | }
|
---|
2552 |
|
---|
2553 | BIO_printf(bio, "---\n");
|
---|
2554 | peer = SSL_get_peer_certificate(s);
|
---|
2555 | if (peer != NULL) {
|
---|
2556 | BIO_printf(bio, "Server certificate\n");
|
---|
2557 |
|
---|
2558 | /* Redundant if we showed the whole chain */
|
---|
2559 | if (!(c_showcerts && got_a_chain))
|
---|
2560 | PEM_write_bio_X509(bio, peer);
|
---|
2561 | X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
|
---|
2562 | BIO_printf(bio, "subject=%s\n", buf);
|
---|
2563 | X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
|
---|
2564 | BIO_printf(bio, "issuer=%s\n", buf);
|
---|
2565 | } else
|
---|
2566 | BIO_printf(bio, "no peer certificate available\n");
|
---|
2567 |
|
---|
2568 | sk2 = SSL_get_client_CA_list(s);
|
---|
2569 | if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0)) {
|
---|
2570 | BIO_printf(bio, "---\nAcceptable client certificate CA names\n");
|
---|
2571 | for (i = 0; i < sk_X509_NAME_num(sk2); i++) {
|
---|
2572 | xn = sk_X509_NAME_value(sk2, i);
|
---|
2573 | X509_NAME_oneline(xn, buf, sizeof(buf));
|
---|
2574 | BIO_write(bio, buf, strlen(buf));
|
---|
2575 | BIO_write(bio, "\n", 1);
|
---|
2576 | }
|
---|
2577 | } else {
|
---|
2578 | BIO_printf(bio, "---\nNo client certificate CA names sent\n");
|
---|
2579 | }
|
---|
2580 |
|
---|
2581 | ssl_print_sigalgs(bio, s);
|
---|
2582 | ssl_print_tmp_key(bio, s);
|
---|
2583 |
|
---|
2584 | #ifndef OPENSSL_NO_CT
|
---|
2585 | /*
|
---|
2586 | * When the SSL session is anonymous, or resumed via an abbreviated
|
---|
2587 | * handshake, no SCTs are provided as part of the handshake. While in
|
---|
2588 | * a resumed session SCTs may be present in the session's certificate,
|
---|
2589 | * no callbacks are invoked to revalidate these, and in any case that
|
---|
2590 | * set of SCTs may be incomplete. Thus it makes little sense to
|
---|
2591 | * attempt to display SCTs from a resumed session's certificate, and of
|
---|
2592 | * course none are associated with an anonymous peer.
|
---|
2593 | */
|
---|
2594 | if (peer != NULL && !SSL_session_reused(s) && SSL_ct_is_enabled(s)) {
|
---|
2595 | const STACK_OF(SCT) *scts = SSL_get0_peer_scts(s);
|
---|
2596 | int sct_count = scts != NULL ? sk_SCT_num(scts) : 0;
|
---|
2597 |
|
---|
2598 | BIO_printf(bio, "---\nSCTs present (%i)\n", sct_count);
|
---|
2599 | if (sct_count > 0) {
|
---|
2600 | const CTLOG_STORE *log_store = SSL_CTX_get0_ctlog_store(ctx);
|
---|
2601 |
|
---|
2602 | BIO_printf(bio, "---\n");
|
---|
2603 | for (i = 0; i < sct_count; ++i) {
|
---|
2604 | SCT *sct = sk_SCT_value(scts, i);
|
---|
2605 |
|
---|
2606 | BIO_printf(bio, "SCT validation status: %s\n",
|
---|
2607 | SCT_validation_status_string(sct));
|
---|
2608 | SCT_print(sct, bio, 0, log_store);
|
---|
2609 | if (i < sct_count - 1)
|
---|
2610 | BIO_printf(bio, "\n---\n");
|
---|
2611 | }
|
---|
2612 | BIO_printf(bio, "\n");
|
---|
2613 | }
|
---|
2614 | }
|
---|
2615 | #endif
|
---|
2616 |
|
---|
2617 | BIO_printf(bio,
|
---|
2618 | "---\nSSL handshake has read %" PRIu64
|
---|
2619 | " bytes and written %" PRIu64 " bytes\n",
|
---|
2620 | BIO_number_read(SSL_get_rbio(s)),
|
---|
2621 | BIO_number_written(SSL_get_wbio(s)));
|
---|
2622 | }
|
---|
2623 | print_verify_detail(s, bio);
|
---|
2624 | BIO_printf(bio, (SSL_session_reused(s) ? "---\nReused, " : "---\nNew, "));
|
---|
2625 | c = SSL_get_current_cipher(s);
|
---|
2626 | BIO_printf(bio, "%s, Cipher is %s\n",
|
---|
2627 | SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
|
---|
2628 | if (peer != NULL) {
|
---|
2629 | EVP_PKEY *pktmp;
|
---|
2630 |
|
---|
2631 | pktmp = X509_get0_pubkey(peer);
|
---|
2632 | BIO_printf(bio, "Server public key is %d bit\n",
|
---|
2633 | EVP_PKEY_bits(pktmp));
|
---|
2634 | }
|
---|
2635 | BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
|
---|
2636 | SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
|
---|
2637 | #ifndef OPENSSL_NO_COMP
|
---|
2638 | comp = SSL_get_current_compression(s);
|
---|
2639 | expansion = SSL_get_current_expansion(s);
|
---|
2640 | BIO_printf(bio, "Compression: %s\n",
|
---|
2641 | comp ? SSL_COMP_get_name(comp) : "NONE");
|
---|
2642 | BIO_printf(bio, "Expansion: %s\n",
|
---|
2643 | expansion ? SSL_COMP_get_name(expansion) : "NONE");
|
---|
2644 | #endif
|
---|
2645 |
|
---|
2646 | #ifdef SSL_DEBUG
|
---|
2647 | {
|
---|
2648 | /* Print out local port of connection: useful for debugging */
|
---|
2649 | int sock;
|
---|
2650 | union BIO_sock_info_u info;
|
---|
2651 |
|
---|
2652 | sock = SSL_get_fd(s);
|
---|
2653 | if ((info.addr = BIO_ADDR_new()) != NULL
|
---|
2654 | && BIO_sock_info(sock, BIO_SOCK_INFO_ADDRESS, &info)) {
|
---|
2655 | BIO_printf(bio_c_out, "LOCAL PORT is %u\n",
|
---|
2656 | ntohs(BIO_ADDR_rawport(info.addr)));
|
---|
2657 | }
|
---|
2658 | BIO_ADDR_free(info.addr);
|
---|
2659 | }
|
---|
2660 | #endif
|
---|
2661 |
|
---|
2662 | #if !defined(OPENSSL_NO_NEXTPROTONEG)
|
---|
2663 | if (next_proto.status != -1) {
|
---|
2664 | const unsigned char *proto;
|
---|
2665 | unsigned int proto_len;
|
---|
2666 | SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
|
---|
2667 | BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
|
---|
2668 | BIO_write(bio, proto, proto_len);
|
---|
2669 | BIO_write(bio, "\n", 1);
|
---|
2670 | }
|
---|
2671 | #endif
|
---|
2672 | {
|
---|
2673 | const unsigned char *proto;
|
---|
2674 | unsigned int proto_len;
|
---|
2675 | SSL_get0_alpn_selected(s, &proto, &proto_len);
|
---|
2676 | if (proto_len > 0) {
|
---|
2677 | BIO_printf(bio, "ALPN protocol: ");
|
---|
2678 | BIO_write(bio, proto, proto_len);
|
---|
2679 | BIO_write(bio, "\n", 1);
|
---|
2680 | } else
|
---|
2681 | BIO_printf(bio, "No ALPN negotiated\n");
|
---|
2682 | }
|
---|
2683 |
|
---|
2684 | #ifndef OPENSSL_NO_SRTP
|
---|
2685 | {
|
---|
2686 | SRTP_PROTECTION_PROFILE *srtp_profile =
|
---|
2687 | SSL_get_selected_srtp_profile(s);
|
---|
2688 |
|
---|
2689 | if (srtp_profile)
|
---|
2690 | BIO_printf(bio, "SRTP Extension negotiated, profile=%s\n",
|
---|
2691 | srtp_profile->name);
|
---|
2692 | }
|
---|
2693 | #endif
|
---|
2694 |
|
---|
2695 | SSL_SESSION_print(bio, SSL_get_session(s));
|
---|
2696 | if (SSL_get_session(s) != NULL && keymatexportlabel != NULL) {
|
---|
2697 | BIO_printf(bio, "Keying material exporter:\n");
|
---|
2698 | BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
|
---|
2699 | BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
|
---|
2700 | exportedkeymat = app_malloc(keymatexportlen, "export key");
|
---|
2701 | if (!SSL_export_keying_material(s, exportedkeymat,
|
---|
2702 | keymatexportlen,
|
---|
2703 | keymatexportlabel,
|
---|
2704 | strlen(keymatexportlabel),
|
---|
2705 | NULL, 0, 0)) {
|
---|
2706 | BIO_printf(bio, " Error\n");
|
---|
2707 | } else {
|
---|
2708 | BIO_printf(bio, " Keying material: ");
|
---|
2709 | for (i = 0; i < keymatexportlen; i++)
|
---|
2710 | BIO_printf(bio, "%02X", exportedkeymat[i]);
|
---|
2711 | BIO_printf(bio, "\n");
|
---|
2712 | }
|
---|
2713 | OPENSSL_free(exportedkeymat);
|
---|
2714 | }
|
---|
2715 | BIO_printf(bio, "---\n");
|
---|
2716 | X509_free(peer);
|
---|
2717 | /* flush, or debugging output gets mixed with http response */
|
---|
2718 | (void)BIO_flush(bio);
|
---|
2719 | }
|
---|
2720 |
|
---|
2721 | # ifndef OPENSSL_NO_OCSP
|
---|
2722 | static int ocsp_resp_cb(SSL *s, void *arg)
|
---|
2723 | {
|
---|
2724 | const unsigned char *p;
|
---|
2725 | int len;
|
---|
2726 | OCSP_RESPONSE *rsp;
|
---|
2727 | len = SSL_get_tlsext_status_ocsp_resp(s, &p);
|
---|
2728 | BIO_puts(arg, "OCSP response: ");
|
---|
2729 | if (!p) {
|
---|
2730 | BIO_puts(arg, "no response sent\n");
|
---|
2731 | return 1;
|
---|
2732 | }
|
---|
2733 | rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
|
---|
2734 | if (!rsp) {
|
---|
2735 | BIO_puts(arg, "response parse error\n");
|
---|
2736 | BIO_dump_indent(arg, (char *)p, len, 4);
|
---|
2737 | return 0;
|
---|
2738 | }
|
---|
2739 | BIO_puts(arg, "\n======================================\n");
|
---|
2740 | OCSP_RESPONSE_print(arg, rsp, 0);
|
---|
2741 | BIO_puts(arg, "======================================\n");
|
---|
2742 | OCSP_RESPONSE_free(rsp);
|
---|
2743 | return 1;
|
---|
2744 | }
|
---|
2745 | # endif
|
---|
2746 |
|
---|
2747 | #endif /* OPENSSL_NO_SOCK */
|
---|