1 | /***************************************************************************
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2 | * _ _ ____ _
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3 | * Project ___| | | | _ \| |
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4 | * / __| | | | |_) | |
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5 | * | (__| |_| | _ <| |___
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6 | * \___|\___/|_| \_\_____|
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7 | *
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8 | * Copyright (C) 2012 - 2014, Nick Zitzmann, <nickzman@gmail.com>.
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9 | * Copyright (C) 2012 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
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10 | *
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11 | * This software is licensed as described in the file COPYING, which
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12 | * you should have received as part of this distribution. The terms
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13 | * are also available at https://curl.haxx.se/docs/copyright.html.
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14 | *
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15 | * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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16 | * copies of the Software, and permit persons to whom the Software is
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17 | * furnished to do so, under the terms of the COPYING file.
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18 | *
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19 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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20 | * KIND, either express or implied.
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21 | *
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22 | ***************************************************************************/
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23 |
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24 | /*
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25 | * Source file for all iOS and Mac OS X SecureTransport-specific code for the
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26 | * TLS/SSL layer. No code but vtls.c should ever call or use these functions.
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27 | */
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28 |
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29 | #include "curl_setup.h"
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30 |
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31 | #include "urldata.h" /* for the SessionHandle definition */
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32 | #include "curl_base64.h"
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33 | #include "strtok.h"
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34 |
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35 | #ifdef USE_DARWINSSL
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36 |
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37 | #ifdef HAVE_LIMITS_H
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38 | #include <limits.h>
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39 | #endif
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40 |
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41 | #include <Security/Security.h>
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42 | #include <Security/SecureTransport.h>
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43 | #include <CoreFoundation/CoreFoundation.h>
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44 | #include <CommonCrypto/CommonDigest.h>
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45 |
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46 | /* The Security framework has changed greatly between iOS and different OS X
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47 | versions, and we will try to support as many of them as we can (back to
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48 | Leopard and iOS 5) by using macros and weak-linking.
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49 |
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50 | IMPORTANT: If TLS 1.1 and 1.2 support are important for you on OS X, then
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51 | you must build this project against the 10.8 SDK or later. */
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52 | #if (TARGET_OS_MAC && !(TARGET_OS_EMBEDDED || TARGET_OS_IPHONE))
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53 |
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54 | #if MAC_OS_X_VERSION_MAX_ALLOWED < 1050
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55 | #error "The darwinssl back-end requires Leopard or later."
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56 | #endif /* MAC_OS_X_VERSION_MAX_ALLOWED < 1050 */
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57 |
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58 | #define CURL_BUILD_IOS 0
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59 | #define CURL_BUILD_IOS_7 0
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60 | #define CURL_BUILD_MAC 1
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61 | /* This is the maximum API level we are allowed to use when building: */
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62 | #define CURL_BUILD_MAC_10_5 MAC_OS_X_VERSION_MAX_ALLOWED >= 1050
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63 | #define CURL_BUILD_MAC_10_6 MAC_OS_X_VERSION_MAX_ALLOWED >= 1060
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64 | #define CURL_BUILD_MAC_10_7 MAC_OS_X_VERSION_MAX_ALLOWED >= 1070
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65 | #define CURL_BUILD_MAC_10_8 MAC_OS_X_VERSION_MAX_ALLOWED >= 1080
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66 | #define CURL_BUILD_MAC_10_9 MAC_OS_X_VERSION_MAX_ALLOWED >= 1090
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67 | /* These macros mean "the following code is present to allow runtime backward
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68 | compatibility with at least this cat or earlier":
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69 | (You set this at build-time by setting the MACOSX_DEPLOYMENT_TARGET
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70 | environmental variable.) */
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71 | #define CURL_SUPPORT_MAC_10_5 MAC_OS_X_VERSION_MIN_REQUIRED <= 1050
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72 | #define CURL_SUPPORT_MAC_10_6 MAC_OS_X_VERSION_MIN_REQUIRED <= 1060
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73 | #define CURL_SUPPORT_MAC_10_7 MAC_OS_X_VERSION_MIN_REQUIRED <= 1070
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74 | #define CURL_SUPPORT_MAC_10_8 MAC_OS_X_VERSION_MIN_REQUIRED <= 1080
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75 | #define CURL_SUPPORT_MAC_10_9 MAC_OS_X_VERSION_MIN_REQUIRED <= 1090
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76 |
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77 | #elif TARGET_OS_EMBEDDED || TARGET_OS_IPHONE
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78 | #define CURL_BUILD_IOS 1
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79 | #define CURL_BUILD_IOS_7 __IPHONE_OS_VERSION_MAX_ALLOWED >= 70000
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80 | #define CURL_BUILD_MAC 0
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81 | #define CURL_BUILD_MAC_10_5 0
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82 | #define CURL_BUILD_MAC_10_6 0
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83 | #define CURL_BUILD_MAC_10_7 0
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84 | #define CURL_BUILD_MAC_10_8 0
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85 | #define CURL_SUPPORT_MAC_10_5 0
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86 | #define CURL_SUPPORT_MAC_10_6 0
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87 | #define CURL_SUPPORT_MAC_10_7 0
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88 | #define CURL_SUPPORT_MAC_10_8 0
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89 | #define CURL_SUPPORT_MAC_10_9 0
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90 |
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91 | #else
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92 | #error "The darwinssl back-end requires iOS or OS X."
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93 | #endif /* (TARGET_OS_MAC && !(TARGET_OS_EMBEDDED || TARGET_OS_IPHONE)) */
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94 |
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95 | #if CURL_BUILD_MAC
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96 | #include <sys/sysctl.h>
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97 | #endif /* CURL_BUILD_MAC */
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98 |
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99 | #include "urldata.h"
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100 | #include "sendf.h"
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101 | #include "inet_pton.h"
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102 | #include "connect.h"
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103 | #include "select.h"
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104 | #include "vtls.h"
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105 | #include "darwinssl.h"
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106 | #include "curl_printf.h"
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107 |
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108 | #include "curl_memory.h"
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109 | /* The last #include file should be: */
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110 | #include "memdebug.h"
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111 |
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112 | /* From MacTypes.h (which we can't include because it isn't present in iOS: */
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113 | #define ioErr -36
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114 | #define paramErr -50
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115 |
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116 | /* The following two functions were ripped from Apple sample code,
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117 | * with some modifications: */
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118 | static OSStatus SocketRead(SSLConnectionRef connection,
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119 | void *data, /* owned by
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120 | * caller, data
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121 | * RETURNED */
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122 | size_t *dataLength) /* IN/OUT */
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123 | {
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124 | size_t bytesToGo = *dataLength;
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125 | size_t initLen = bytesToGo;
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126 | UInt8 *currData = (UInt8 *)data;
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127 | /*int sock = *(int *)connection;*/
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128 | struct ssl_connect_data *connssl = (struct ssl_connect_data *)connection;
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129 | int sock = connssl->ssl_sockfd;
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130 | OSStatus rtn = noErr;
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131 | size_t bytesRead;
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132 | ssize_t rrtn;
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133 | int theErr;
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134 |
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135 | *dataLength = 0;
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136 |
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137 | for(;;) {
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138 | bytesRead = 0;
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139 | rrtn = read(sock, currData, bytesToGo);
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140 | if(rrtn <= 0) {
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141 | /* this is guesswork... */
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142 | theErr = errno;
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143 | if(rrtn == 0) { /* EOF = server hung up */
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144 | /* the framework will turn this into errSSLClosedNoNotify */
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145 | rtn = errSSLClosedGraceful;
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146 | }
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147 | else /* do the switch */
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148 | switch(theErr) {
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149 | case ENOENT:
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150 | /* connection closed */
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151 | rtn = errSSLClosedGraceful;
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152 | break;
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153 | case ECONNRESET:
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154 | rtn = errSSLClosedAbort;
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155 | break;
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156 | case EAGAIN:
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157 | rtn = errSSLWouldBlock;
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158 | connssl->ssl_direction = false;
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159 | break;
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160 | default:
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161 | rtn = ioErr;
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162 | break;
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163 | }
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164 | break;
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165 | }
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166 | else {
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167 | bytesRead = rrtn;
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168 | }
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169 | bytesToGo -= bytesRead;
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170 | currData += bytesRead;
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171 |
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172 | if(bytesToGo == 0) {
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173 | /* filled buffer with incoming data, done */
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174 | break;
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175 | }
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176 | }
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177 | *dataLength = initLen - bytesToGo;
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178 |
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179 | return rtn;
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180 | }
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181 |
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182 | static OSStatus SocketWrite(SSLConnectionRef connection,
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183 | const void *data,
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184 | size_t *dataLength) /* IN/OUT */
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185 | {
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186 | size_t bytesSent = 0;
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187 | /*int sock = *(int *)connection;*/
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188 | struct ssl_connect_data *connssl = (struct ssl_connect_data *)connection;
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189 | int sock = connssl->ssl_sockfd;
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190 | ssize_t length;
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191 | size_t dataLen = *dataLength;
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192 | const UInt8 *dataPtr = (UInt8 *)data;
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193 | OSStatus ortn;
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194 | int theErr;
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195 |
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196 | *dataLength = 0;
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197 |
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198 | do {
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199 | length = write(sock,
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200 | (char*)dataPtr + bytesSent,
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201 | dataLen - bytesSent);
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202 | } while((length > 0) &&
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203 | ( (bytesSent += length) < dataLen) );
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204 |
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205 | if(length <= 0) {
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206 | theErr = errno;
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207 | if(theErr == EAGAIN) {
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208 | ortn = errSSLWouldBlock;
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209 | connssl->ssl_direction = true;
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210 | }
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211 | else {
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212 | ortn = ioErr;
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213 | }
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214 | }
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215 | else {
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216 | ortn = noErr;
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217 | }
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218 | *dataLength = bytesSent;
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219 | return ortn;
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220 | }
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221 |
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222 | CF_INLINE const char *SSLCipherNameForNumber(SSLCipherSuite cipher) {
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223 | switch (cipher) {
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224 | /* SSL version 3.0 */
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225 | case SSL_RSA_WITH_NULL_MD5:
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226 | return "SSL_RSA_WITH_NULL_MD5";
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227 | break;
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228 | case SSL_RSA_WITH_NULL_SHA:
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229 | return "SSL_RSA_WITH_NULL_SHA";
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230 | break;
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231 | case SSL_RSA_EXPORT_WITH_RC4_40_MD5:
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232 | return "SSL_RSA_EXPORT_WITH_RC4_40_MD5";
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233 | break;
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234 | case SSL_RSA_WITH_RC4_128_MD5:
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235 | return "SSL_RSA_WITH_RC4_128_MD5";
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236 | break;
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237 | case SSL_RSA_WITH_RC4_128_SHA:
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238 | return "SSL_RSA_WITH_RC4_128_SHA";
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239 | break;
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240 | case SSL_RSA_EXPORT_WITH_RC2_CBC_40_MD5:
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241 | return "SSL_RSA_EXPORT_WITH_RC2_CBC_40_MD5";
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242 | break;
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243 | case SSL_RSA_WITH_IDEA_CBC_SHA:
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244 | return "SSL_RSA_WITH_IDEA_CBC_SHA";
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245 | break;
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246 | case SSL_RSA_EXPORT_WITH_DES40_CBC_SHA:
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247 | return "SSL_RSA_EXPORT_WITH_DES40_CBC_SHA";
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248 | break;
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249 | case SSL_RSA_WITH_DES_CBC_SHA:
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250 | return "SSL_RSA_WITH_DES_CBC_SHA";
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251 | break;
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252 | case SSL_RSA_WITH_3DES_EDE_CBC_SHA:
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253 | return "SSL_RSA_WITH_3DES_EDE_CBC_SHA";
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254 | break;
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255 | case SSL_DH_DSS_EXPORT_WITH_DES40_CBC_SHA:
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256 | return "SSL_DH_DSS_EXPORT_WITH_DES40_CBC_SHA";
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257 | break;
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258 | case SSL_DH_DSS_WITH_DES_CBC_SHA:
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259 | return "SSL_DH_DSS_WITH_DES_CBC_SHA";
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260 | break;
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261 | case SSL_DH_DSS_WITH_3DES_EDE_CBC_SHA:
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262 | return "SSL_DH_DSS_WITH_3DES_EDE_CBC_SHA";
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263 | break;
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264 | case SSL_DH_RSA_EXPORT_WITH_DES40_CBC_SHA:
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265 | return "SSL_DH_RSA_EXPORT_WITH_DES40_CBC_SHA";
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266 | break;
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267 | case SSL_DH_RSA_WITH_DES_CBC_SHA:
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268 | return "SSL_DH_RSA_WITH_DES_CBC_SHA";
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269 | break;
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270 | case SSL_DH_RSA_WITH_3DES_EDE_CBC_SHA:
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271 | return "SSL_DH_RSA_WITH_3DES_EDE_CBC_SHA";
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272 | break;
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273 | case SSL_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA:
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274 | return "SSL_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA";
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275 | break;
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276 | case SSL_DHE_DSS_WITH_DES_CBC_SHA:
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277 | return "SSL_DHE_DSS_WITH_DES_CBC_SHA";
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278 | break;
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279 | case SSL_DHE_DSS_WITH_3DES_EDE_CBC_SHA:
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280 | return "SSL_DHE_DSS_WITH_3DES_EDE_CBC_SHA";
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281 | break;
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282 | case SSL_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA:
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283 | return "SSL_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA";
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284 | break;
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285 | case SSL_DHE_RSA_WITH_DES_CBC_SHA:
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286 | return "SSL_DHE_RSA_WITH_DES_CBC_SHA";
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287 | break;
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288 | case SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA:
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289 | return "SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA";
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290 | break;
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291 | case SSL_DH_anon_EXPORT_WITH_RC4_40_MD5:
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292 | return "SSL_DH_anon_EXPORT_WITH_RC4_40_MD5";
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293 | break;
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294 | case SSL_DH_anon_WITH_RC4_128_MD5:
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295 | return "SSL_DH_anon_WITH_RC4_128_MD5";
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296 | break;
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297 | case SSL_DH_anon_EXPORT_WITH_DES40_CBC_SHA:
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298 | return "SSL_DH_anon_EXPORT_WITH_DES40_CBC_SHA";
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299 | break;
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300 | case SSL_DH_anon_WITH_DES_CBC_SHA:
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301 | return "SSL_DH_anon_WITH_DES_CBC_SHA";
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302 | break;
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303 | case SSL_DH_anon_WITH_3DES_EDE_CBC_SHA:
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304 | return "SSL_DH_anon_WITH_3DES_EDE_CBC_SHA";
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305 | break;
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306 | case SSL_FORTEZZA_DMS_WITH_NULL_SHA:
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307 | return "SSL_FORTEZZA_DMS_WITH_NULL_SHA";
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308 | break;
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309 | case SSL_FORTEZZA_DMS_WITH_FORTEZZA_CBC_SHA:
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310 | return "SSL_FORTEZZA_DMS_WITH_FORTEZZA_CBC_SHA";
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311 | break;
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312 | /* TLS 1.0 with AES (RFC 3268)
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313 | (Apparently these are used in SSLv3 implementations as well.) */
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314 | case TLS_RSA_WITH_AES_128_CBC_SHA:
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315 | return "TLS_RSA_WITH_AES_128_CBC_SHA";
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316 | break;
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317 | case TLS_DH_DSS_WITH_AES_128_CBC_SHA:
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318 | return "TLS_DH_DSS_WITH_AES_128_CBC_SHA";
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319 | break;
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320 | case TLS_DH_RSA_WITH_AES_128_CBC_SHA:
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321 | return "TLS_DH_RSA_WITH_AES_128_CBC_SHA";
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322 | break;
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323 | case TLS_DHE_DSS_WITH_AES_128_CBC_SHA:
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324 | return "TLS_DHE_DSS_WITH_AES_128_CBC_SHA";
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325 | break;
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326 | case TLS_DHE_RSA_WITH_AES_128_CBC_SHA:
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327 | return "TLS_DHE_RSA_WITH_AES_128_CBC_SHA";
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328 | break;
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329 | case TLS_DH_anon_WITH_AES_128_CBC_SHA:
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330 | return "TLS_DH_anon_WITH_AES_128_CBC_SHA";
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331 | break;
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332 | case TLS_RSA_WITH_AES_256_CBC_SHA:
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333 | return "TLS_RSA_WITH_AES_256_CBC_SHA";
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334 | break;
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335 | case TLS_DH_DSS_WITH_AES_256_CBC_SHA:
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336 | return "TLS_DH_DSS_WITH_AES_256_CBC_SHA";
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337 | break;
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338 | case TLS_DH_RSA_WITH_AES_256_CBC_SHA:
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339 | return "TLS_DH_RSA_WITH_AES_256_CBC_SHA";
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340 | break;
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341 | case TLS_DHE_DSS_WITH_AES_256_CBC_SHA:
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342 | return "TLS_DHE_DSS_WITH_AES_256_CBC_SHA";
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343 | break;
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344 | case TLS_DHE_RSA_WITH_AES_256_CBC_SHA:
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345 | return "TLS_DHE_RSA_WITH_AES_256_CBC_SHA";
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346 | break;
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347 | case TLS_DH_anon_WITH_AES_256_CBC_SHA:
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348 | return "TLS_DH_anon_WITH_AES_256_CBC_SHA";
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349 | break;
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350 | /* SSL version 2.0 */
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351 | case SSL_RSA_WITH_RC2_CBC_MD5:
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352 | return "SSL_RSA_WITH_RC2_CBC_MD5";
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353 | break;
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354 | case SSL_RSA_WITH_IDEA_CBC_MD5:
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355 | return "SSL_RSA_WITH_IDEA_CBC_MD5";
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356 | break;
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357 | case SSL_RSA_WITH_DES_CBC_MD5:
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358 | return "SSL_RSA_WITH_DES_CBC_MD5";
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359 | break;
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360 | case SSL_RSA_WITH_3DES_EDE_CBC_MD5:
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361 | return "SSL_RSA_WITH_3DES_EDE_CBC_MD5";
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362 | break;
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363 | }
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364 | return "SSL_NULL_WITH_NULL_NULL";
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365 | }
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366 |
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367 | CF_INLINE const char *TLSCipherNameForNumber(SSLCipherSuite cipher) {
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368 | switch(cipher) {
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369 | /* TLS 1.0 with AES (RFC 3268) */
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370 | case TLS_RSA_WITH_AES_128_CBC_SHA:
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371 | return "TLS_RSA_WITH_AES_128_CBC_SHA";
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372 | break;
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373 | case TLS_DH_DSS_WITH_AES_128_CBC_SHA:
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374 | return "TLS_DH_DSS_WITH_AES_128_CBC_SHA";
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375 | break;
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376 | case TLS_DH_RSA_WITH_AES_128_CBC_SHA:
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377 | return "TLS_DH_RSA_WITH_AES_128_CBC_SHA";
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378 | break;
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379 | case TLS_DHE_DSS_WITH_AES_128_CBC_SHA:
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380 | return "TLS_DHE_DSS_WITH_AES_128_CBC_SHA";
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381 | break;
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382 | case TLS_DHE_RSA_WITH_AES_128_CBC_SHA:
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383 | return "TLS_DHE_RSA_WITH_AES_128_CBC_SHA";
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384 | break;
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385 | case TLS_DH_anon_WITH_AES_128_CBC_SHA:
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386 | return "TLS_DH_anon_WITH_AES_128_CBC_SHA";
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387 | break;
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388 | case TLS_RSA_WITH_AES_256_CBC_SHA:
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389 | return "TLS_RSA_WITH_AES_256_CBC_SHA";
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390 | break;
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391 | case TLS_DH_DSS_WITH_AES_256_CBC_SHA:
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392 | return "TLS_DH_DSS_WITH_AES_256_CBC_SHA";
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393 | break;
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394 | case TLS_DH_RSA_WITH_AES_256_CBC_SHA:
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395 | return "TLS_DH_RSA_WITH_AES_256_CBC_SHA";
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396 | break;
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397 | case TLS_DHE_DSS_WITH_AES_256_CBC_SHA:
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398 | return "TLS_DHE_DSS_WITH_AES_256_CBC_SHA";
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399 | break;
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400 | case TLS_DHE_RSA_WITH_AES_256_CBC_SHA:
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401 | return "TLS_DHE_RSA_WITH_AES_256_CBC_SHA";
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402 | break;
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403 | case TLS_DH_anon_WITH_AES_256_CBC_SHA:
|
---|
404 | return "TLS_DH_anon_WITH_AES_256_CBC_SHA";
|
---|
405 | break;
|
---|
406 | #if CURL_BUILD_MAC_10_6 || CURL_BUILD_IOS
|
---|
407 | /* TLS 1.0 with ECDSA (RFC 4492) */
|
---|
408 | case TLS_ECDH_ECDSA_WITH_NULL_SHA:
|
---|
409 | return "TLS_ECDH_ECDSA_WITH_NULL_SHA";
|
---|
410 | break;
|
---|
411 | case TLS_ECDH_ECDSA_WITH_RC4_128_SHA:
|
---|
412 | return "TLS_ECDH_ECDSA_WITH_RC4_128_SHA";
|
---|
413 | break;
|
---|
414 | case TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA:
|
---|
415 | return "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA";
|
---|
416 | break;
|
---|
417 | case TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA:
|
---|
418 | return "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA";
|
---|
419 | break;
|
---|
420 | case TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA:
|
---|
421 | return "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA";
|
---|
422 | break;
|
---|
423 | case TLS_ECDHE_ECDSA_WITH_NULL_SHA:
|
---|
424 | return "TLS_ECDHE_ECDSA_WITH_NULL_SHA";
|
---|
425 | break;
|
---|
426 | case TLS_ECDHE_ECDSA_WITH_RC4_128_SHA:
|
---|
427 | return "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA";
|
---|
428 | break;
|
---|
429 | case TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA:
|
---|
430 | return "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA";
|
---|
431 | break;
|
---|
432 | case TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA:
|
---|
433 | return "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA";
|
---|
434 | break;
|
---|
435 | case TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA:
|
---|
436 | return "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA";
|
---|
437 | break;
|
---|
438 | case TLS_ECDH_RSA_WITH_NULL_SHA:
|
---|
439 | return "TLS_ECDH_RSA_WITH_NULL_SHA";
|
---|
440 | break;
|
---|
441 | case TLS_ECDH_RSA_WITH_RC4_128_SHA:
|
---|
442 | return "TLS_ECDH_RSA_WITH_RC4_128_SHA";
|
---|
443 | break;
|
---|
444 | case TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA:
|
---|
445 | return "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA";
|
---|
446 | break;
|
---|
447 | case TLS_ECDH_RSA_WITH_AES_128_CBC_SHA:
|
---|
448 | return "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA";
|
---|
449 | break;
|
---|
450 | case TLS_ECDH_RSA_WITH_AES_256_CBC_SHA:
|
---|
451 | return "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA";
|
---|
452 | break;
|
---|
453 | case TLS_ECDHE_RSA_WITH_NULL_SHA:
|
---|
454 | return "TLS_ECDHE_RSA_WITH_NULL_SHA";
|
---|
455 | break;
|
---|
456 | case TLS_ECDHE_RSA_WITH_RC4_128_SHA:
|
---|
457 | return "TLS_ECDHE_RSA_WITH_RC4_128_SHA";
|
---|
458 | break;
|
---|
459 | case TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA:
|
---|
460 | return "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA";
|
---|
461 | break;
|
---|
462 | case TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA:
|
---|
463 | return "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA";
|
---|
464 | break;
|
---|
465 | case TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA:
|
---|
466 | return "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA";
|
---|
467 | break;
|
---|
468 | case TLS_ECDH_anon_WITH_NULL_SHA:
|
---|
469 | return "TLS_ECDH_anon_WITH_NULL_SHA";
|
---|
470 | break;
|
---|
471 | case TLS_ECDH_anon_WITH_RC4_128_SHA:
|
---|
472 | return "TLS_ECDH_anon_WITH_RC4_128_SHA";
|
---|
473 | break;
|
---|
474 | case TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA:
|
---|
475 | return "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA";
|
---|
476 | break;
|
---|
477 | case TLS_ECDH_anon_WITH_AES_128_CBC_SHA:
|
---|
478 | return "TLS_ECDH_anon_WITH_AES_128_CBC_SHA";
|
---|
479 | break;
|
---|
480 | case TLS_ECDH_anon_WITH_AES_256_CBC_SHA:
|
---|
481 | return "TLS_ECDH_anon_WITH_AES_256_CBC_SHA";
|
---|
482 | break;
|
---|
483 | #endif /* CURL_BUILD_MAC_10_6 || CURL_BUILD_IOS */
|
---|
484 | #if CURL_BUILD_MAC_10_8 || CURL_BUILD_IOS
|
---|
485 | /* TLS 1.2 (RFC 5246) */
|
---|
486 | case TLS_RSA_WITH_NULL_MD5:
|
---|
487 | return "TLS_RSA_WITH_NULL_MD5";
|
---|
488 | break;
|
---|
489 | case TLS_RSA_WITH_NULL_SHA:
|
---|
490 | return "TLS_RSA_WITH_NULL_SHA";
|
---|
491 | break;
|
---|
492 | case TLS_RSA_WITH_RC4_128_MD5:
|
---|
493 | return "TLS_RSA_WITH_RC4_128_MD5";
|
---|
494 | break;
|
---|
495 | case TLS_RSA_WITH_RC4_128_SHA:
|
---|
496 | return "TLS_RSA_WITH_RC4_128_SHA";
|
---|
497 | break;
|
---|
498 | case TLS_RSA_WITH_3DES_EDE_CBC_SHA:
|
---|
499 | return "TLS_RSA_WITH_3DES_EDE_CBC_SHA";
|
---|
500 | break;
|
---|
501 | case TLS_RSA_WITH_NULL_SHA256:
|
---|
502 | return "TLS_RSA_WITH_NULL_SHA256";
|
---|
503 | break;
|
---|
504 | case TLS_RSA_WITH_AES_128_CBC_SHA256:
|
---|
505 | return "TLS_RSA_WITH_AES_128_CBC_SHA256";
|
---|
506 | break;
|
---|
507 | case TLS_RSA_WITH_AES_256_CBC_SHA256:
|
---|
508 | return "TLS_RSA_WITH_AES_256_CBC_SHA256";
|
---|
509 | break;
|
---|
510 | case TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA:
|
---|
511 | return "TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA";
|
---|
512 | break;
|
---|
513 | case TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA:
|
---|
514 | return "TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA";
|
---|
515 | break;
|
---|
516 | case TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA:
|
---|
517 | return "TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA";
|
---|
518 | break;
|
---|
519 | case TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA:
|
---|
520 | return "TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA";
|
---|
521 | break;
|
---|
522 | case TLS_DH_DSS_WITH_AES_128_CBC_SHA256:
|
---|
523 | return "TLS_DH_DSS_WITH_AES_128_CBC_SHA256";
|
---|
524 | break;
|
---|
525 | case TLS_DH_RSA_WITH_AES_128_CBC_SHA256:
|
---|
526 | return "TLS_DH_RSA_WITH_AES_128_CBC_SHA256";
|
---|
527 | break;
|
---|
528 | case TLS_DHE_DSS_WITH_AES_128_CBC_SHA256:
|
---|
529 | return "TLS_DHE_DSS_WITH_AES_128_CBC_SHA256";
|
---|
530 | break;
|
---|
531 | case TLS_DHE_RSA_WITH_AES_128_CBC_SHA256:
|
---|
532 | return "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256";
|
---|
533 | break;
|
---|
534 | case TLS_DH_DSS_WITH_AES_256_CBC_SHA256:
|
---|
535 | return "TLS_DH_DSS_WITH_AES_256_CBC_SHA256";
|
---|
536 | break;
|
---|
537 | case TLS_DH_RSA_WITH_AES_256_CBC_SHA256:
|
---|
538 | return "TLS_DH_RSA_WITH_AES_256_CBC_SHA256";
|
---|
539 | break;
|
---|
540 | case TLS_DHE_DSS_WITH_AES_256_CBC_SHA256:
|
---|
541 | return "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256";
|
---|
542 | break;
|
---|
543 | case TLS_DHE_RSA_WITH_AES_256_CBC_SHA256:
|
---|
544 | return "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256";
|
---|
545 | break;
|
---|
546 | case TLS_DH_anon_WITH_RC4_128_MD5:
|
---|
547 | return "TLS_DH_anon_WITH_RC4_128_MD5";
|
---|
548 | break;
|
---|
549 | case TLS_DH_anon_WITH_3DES_EDE_CBC_SHA:
|
---|
550 | return "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA";
|
---|
551 | break;
|
---|
552 | case TLS_DH_anon_WITH_AES_128_CBC_SHA256:
|
---|
553 | return "TLS_DH_anon_WITH_AES_128_CBC_SHA256";
|
---|
554 | break;
|
---|
555 | case TLS_DH_anon_WITH_AES_256_CBC_SHA256:
|
---|
556 | return "TLS_DH_anon_WITH_AES_256_CBC_SHA256";
|
---|
557 | break;
|
---|
558 | /* TLS 1.2 with AES GCM (RFC 5288) */
|
---|
559 | case TLS_RSA_WITH_AES_128_GCM_SHA256:
|
---|
560 | return "TLS_RSA_WITH_AES_128_GCM_SHA256";
|
---|
561 | break;
|
---|
562 | case TLS_RSA_WITH_AES_256_GCM_SHA384:
|
---|
563 | return "TLS_RSA_WITH_AES_256_GCM_SHA384";
|
---|
564 | break;
|
---|
565 | case TLS_DHE_RSA_WITH_AES_128_GCM_SHA256:
|
---|
566 | return "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256";
|
---|
567 | break;
|
---|
568 | case TLS_DHE_RSA_WITH_AES_256_GCM_SHA384:
|
---|
569 | return "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384";
|
---|
570 | break;
|
---|
571 | case TLS_DH_RSA_WITH_AES_128_GCM_SHA256:
|
---|
572 | return "TLS_DH_RSA_WITH_AES_128_GCM_SHA256";
|
---|
573 | break;
|
---|
574 | case TLS_DH_RSA_WITH_AES_256_GCM_SHA384:
|
---|
575 | return "TLS_DH_RSA_WITH_AES_256_GCM_SHA384";
|
---|
576 | break;
|
---|
577 | case TLS_DHE_DSS_WITH_AES_128_GCM_SHA256:
|
---|
578 | return "TLS_DHE_DSS_WITH_AES_128_GCM_SHA256";
|
---|
579 | break;
|
---|
580 | case TLS_DHE_DSS_WITH_AES_256_GCM_SHA384:
|
---|
581 | return "TLS_DHE_DSS_WITH_AES_256_GCM_SHA384";
|
---|
582 | break;
|
---|
583 | case TLS_DH_DSS_WITH_AES_128_GCM_SHA256:
|
---|
584 | return "TLS_DH_DSS_WITH_AES_128_GCM_SHA256";
|
---|
585 | break;
|
---|
586 | case TLS_DH_DSS_WITH_AES_256_GCM_SHA384:
|
---|
587 | return "TLS_DH_DSS_WITH_AES_256_GCM_SHA384";
|
---|
588 | break;
|
---|
589 | case TLS_DH_anon_WITH_AES_128_GCM_SHA256:
|
---|
590 | return "TLS_DH_anon_WITH_AES_128_GCM_SHA256";
|
---|
591 | break;
|
---|
592 | case TLS_DH_anon_WITH_AES_256_GCM_SHA384:
|
---|
593 | return "TLS_DH_anon_WITH_AES_256_GCM_SHA384";
|
---|
594 | break;
|
---|
595 | /* TLS 1.2 with elliptic curve ciphers (RFC 5289) */
|
---|
596 | case TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256:
|
---|
597 | return "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256";
|
---|
598 | break;
|
---|
599 | case TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384:
|
---|
600 | return "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384";
|
---|
601 | break;
|
---|
602 | case TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256:
|
---|
603 | return "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256";
|
---|
604 | break;
|
---|
605 | case TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384:
|
---|
606 | return "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384";
|
---|
607 | break;
|
---|
608 | case TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256:
|
---|
609 | return "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256";
|
---|
610 | break;
|
---|
611 | case TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384:
|
---|
612 | return "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384";
|
---|
613 | break;
|
---|
614 | case TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256:
|
---|
615 | return "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256";
|
---|
616 | break;
|
---|
617 | case TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384:
|
---|
618 | return "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384";
|
---|
619 | break;
|
---|
620 | case TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256:
|
---|
621 | return "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256";
|
---|
622 | break;
|
---|
623 | case TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384:
|
---|
624 | return "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384";
|
---|
625 | break;
|
---|
626 | case TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256:
|
---|
627 | return "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256";
|
---|
628 | break;
|
---|
629 | case TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384:
|
---|
630 | return "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384";
|
---|
631 | break;
|
---|
632 | case TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256:
|
---|
633 | return "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256";
|
---|
634 | break;
|
---|
635 | case TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384:
|
---|
636 | return "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384";
|
---|
637 | break;
|
---|
638 | case TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256:
|
---|
639 | return "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256";
|
---|
640 | break;
|
---|
641 | case TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384:
|
---|
642 | return "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384";
|
---|
643 | break;
|
---|
644 | case TLS_EMPTY_RENEGOTIATION_INFO_SCSV:
|
---|
645 | return "TLS_EMPTY_RENEGOTIATION_INFO_SCSV";
|
---|
646 | break;
|
---|
647 | #else
|
---|
648 | case SSL_RSA_WITH_NULL_MD5:
|
---|
649 | return "TLS_RSA_WITH_NULL_MD5";
|
---|
650 | break;
|
---|
651 | case SSL_RSA_WITH_NULL_SHA:
|
---|
652 | return "TLS_RSA_WITH_NULL_SHA";
|
---|
653 | break;
|
---|
654 | case SSL_RSA_WITH_RC4_128_MD5:
|
---|
655 | return "TLS_RSA_WITH_RC4_128_MD5";
|
---|
656 | break;
|
---|
657 | case SSL_RSA_WITH_RC4_128_SHA:
|
---|
658 | return "TLS_RSA_WITH_RC4_128_SHA";
|
---|
659 | break;
|
---|
660 | case SSL_RSA_WITH_3DES_EDE_CBC_SHA:
|
---|
661 | return "TLS_RSA_WITH_3DES_EDE_CBC_SHA";
|
---|
662 | break;
|
---|
663 | case SSL_DH_anon_WITH_RC4_128_MD5:
|
---|
664 | return "TLS_DH_anon_WITH_RC4_128_MD5";
|
---|
665 | break;
|
---|
666 | case SSL_DH_anon_WITH_3DES_EDE_CBC_SHA:
|
---|
667 | return "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA";
|
---|
668 | break;
|
---|
669 | #endif /* CURL_BUILD_MAC_10_8 || CURL_BUILD_IOS */
|
---|
670 | #if CURL_BUILD_MAC_10_9 || CURL_BUILD_IOS_7
|
---|
671 | /* TLS PSK (RFC 4279): */
|
---|
672 | case TLS_PSK_WITH_RC4_128_SHA:
|
---|
673 | return "TLS_PSK_WITH_RC4_128_SHA";
|
---|
674 | break;
|
---|
675 | case TLS_PSK_WITH_3DES_EDE_CBC_SHA:
|
---|
676 | return "TLS_PSK_WITH_3DES_EDE_CBC_SHA";
|
---|
677 | break;
|
---|
678 | case TLS_PSK_WITH_AES_128_CBC_SHA:
|
---|
679 | return "TLS_PSK_WITH_AES_128_CBC_SHA";
|
---|
680 | break;
|
---|
681 | case TLS_PSK_WITH_AES_256_CBC_SHA:
|
---|
682 | return "TLS_PSK_WITH_AES_256_CBC_SHA";
|
---|
683 | break;
|
---|
684 | case TLS_DHE_PSK_WITH_RC4_128_SHA:
|
---|
685 | return "TLS_DHE_PSK_WITH_RC4_128_SHA";
|
---|
686 | break;
|
---|
687 | case TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA:
|
---|
688 | return "TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA";
|
---|
689 | break;
|
---|
690 | case TLS_DHE_PSK_WITH_AES_128_CBC_SHA:
|
---|
691 | return "TLS_DHE_PSK_WITH_AES_128_CBC_SHA";
|
---|
692 | break;
|
---|
693 | case TLS_DHE_PSK_WITH_AES_256_CBC_SHA:
|
---|
694 | return "TLS_DHE_PSK_WITH_AES_256_CBC_SHA";
|
---|
695 | break;
|
---|
696 | case TLS_RSA_PSK_WITH_RC4_128_SHA:
|
---|
697 | return "TLS_RSA_PSK_WITH_RC4_128_SHA";
|
---|
698 | break;
|
---|
699 | case TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA:
|
---|
700 | return "TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA";
|
---|
701 | break;
|
---|
702 | case TLS_RSA_PSK_WITH_AES_128_CBC_SHA:
|
---|
703 | return "TLS_RSA_PSK_WITH_AES_128_CBC_SHA";
|
---|
704 | break;
|
---|
705 | case TLS_RSA_PSK_WITH_AES_256_CBC_SHA:
|
---|
706 | return "TLS_RSA_PSK_WITH_AES_256_CBC_SHA";
|
---|
707 | break;
|
---|
708 | /* More TLS PSK (RFC 4785): */
|
---|
709 | case TLS_PSK_WITH_NULL_SHA:
|
---|
710 | return "TLS_PSK_WITH_NULL_SHA";
|
---|
711 | break;
|
---|
712 | case TLS_DHE_PSK_WITH_NULL_SHA:
|
---|
713 | return "TLS_DHE_PSK_WITH_NULL_SHA";
|
---|
714 | break;
|
---|
715 | case TLS_RSA_PSK_WITH_NULL_SHA:
|
---|
716 | return "TLS_RSA_PSK_WITH_NULL_SHA";
|
---|
717 | break;
|
---|
718 | /* Even more TLS PSK (RFC 5487): */
|
---|
719 | case TLS_PSK_WITH_AES_128_GCM_SHA256:
|
---|
720 | return "TLS_PSK_WITH_AES_128_GCM_SHA256";
|
---|
721 | break;
|
---|
722 | case TLS_PSK_WITH_AES_256_GCM_SHA384:
|
---|
723 | return "TLS_PSK_WITH_AES_256_GCM_SHA384";
|
---|
724 | break;
|
---|
725 | case TLS_DHE_PSK_WITH_AES_128_GCM_SHA256:
|
---|
726 | return "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256";
|
---|
727 | break;
|
---|
728 | case TLS_DHE_PSK_WITH_AES_256_GCM_SHA384:
|
---|
729 | return "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384";
|
---|
730 | break;
|
---|
731 | case TLS_RSA_PSK_WITH_AES_128_GCM_SHA256:
|
---|
732 | return "TLS_RSA_PSK_WITH_AES_128_GCM_SHA256";
|
---|
733 | break;
|
---|
734 | case TLS_RSA_PSK_WITH_AES_256_GCM_SHA384:
|
---|
735 | return "TLS_PSK_WITH_AES_256_GCM_SHA384";
|
---|
736 | break;
|
---|
737 | case TLS_PSK_WITH_AES_128_CBC_SHA256:
|
---|
738 | return "TLS_PSK_WITH_AES_128_CBC_SHA256";
|
---|
739 | break;
|
---|
740 | case TLS_PSK_WITH_AES_256_CBC_SHA384:
|
---|
741 | return "TLS_PSK_WITH_AES_256_CBC_SHA384";
|
---|
742 | break;
|
---|
743 | case TLS_PSK_WITH_NULL_SHA256:
|
---|
744 | return "TLS_PSK_WITH_NULL_SHA256";
|
---|
745 | break;
|
---|
746 | case TLS_PSK_WITH_NULL_SHA384:
|
---|
747 | return "TLS_PSK_WITH_NULL_SHA384";
|
---|
748 | break;
|
---|
749 | case TLS_DHE_PSK_WITH_AES_128_CBC_SHA256:
|
---|
750 | return "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256";
|
---|
751 | break;
|
---|
752 | case TLS_DHE_PSK_WITH_AES_256_CBC_SHA384:
|
---|
753 | return "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384";
|
---|
754 | break;
|
---|
755 | case TLS_DHE_PSK_WITH_NULL_SHA256:
|
---|
756 | return "TLS_DHE_PSK_WITH_NULL_SHA256";
|
---|
757 | break;
|
---|
758 | case TLS_DHE_PSK_WITH_NULL_SHA384:
|
---|
759 | return "TLS_RSA_PSK_WITH_NULL_SHA384";
|
---|
760 | break;
|
---|
761 | case TLS_RSA_PSK_WITH_AES_128_CBC_SHA256:
|
---|
762 | return "TLS_RSA_PSK_WITH_AES_128_CBC_SHA256";
|
---|
763 | break;
|
---|
764 | case TLS_RSA_PSK_WITH_AES_256_CBC_SHA384:
|
---|
765 | return "TLS_RSA_PSK_WITH_AES_256_CBC_SHA384";
|
---|
766 | break;
|
---|
767 | case TLS_RSA_PSK_WITH_NULL_SHA256:
|
---|
768 | return "TLS_RSA_PSK_WITH_NULL_SHA256";
|
---|
769 | break;
|
---|
770 | case TLS_RSA_PSK_WITH_NULL_SHA384:
|
---|
771 | return "TLS_RSA_PSK_WITH_NULL_SHA384";
|
---|
772 | break;
|
---|
773 | #endif /* CURL_BUILD_MAC_10_9 || CURL_BUILD_IOS_7 */
|
---|
774 | }
|
---|
775 | return "TLS_NULL_WITH_NULL_NULL";
|
---|
776 | }
|
---|
777 |
|
---|
778 | #if CURL_BUILD_MAC
|
---|
779 | CF_INLINE void GetDarwinVersionNumber(int *major, int *minor)
|
---|
780 | {
|
---|
781 | int mib[2];
|
---|
782 | char *os_version;
|
---|
783 | size_t os_version_len;
|
---|
784 | char *os_version_major, *os_version_minor/*, *os_version_point*/;
|
---|
785 | char *tok_buf;
|
---|
786 |
|
---|
787 | /* Get the Darwin kernel version from the kernel using sysctl(): */
|
---|
788 | mib[0] = CTL_KERN;
|
---|
789 | mib[1] = KERN_OSRELEASE;
|
---|
790 | if(sysctl(mib, 2, NULL, &os_version_len, NULL, 0) == -1)
|
---|
791 | return;
|
---|
792 | os_version = malloc(os_version_len*sizeof(char));
|
---|
793 | if(!os_version)
|
---|
794 | return;
|
---|
795 | if(sysctl(mib, 2, os_version, &os_version_len, NULL, 0) == -1) {
|
---|
796 | free(os_version);
|
---|
797 | return;
|
---|
798 | }
|
---|
799 |
|
---|
800 | /* Parse the version: */
|
---|
801 | os_version_major = strtok_r(os_version, ".", &tok_buf);
|
---|
802 | os_version_minor = strtok_r(NULL, ".", &tok_buf);
|
---|
803 | /*os_version_point = strtok_r(NULL, ".", &tok_buf);*/
|
---|
804 | *major = atoi(os_version_major);
|
---|
805 | *minor = atoi(os_version_minor);
|
---|
806 | free(os_version);
|
---|
807 | }
|
---|
808 | #endif /* CURL_BUILD_MAC */
|
---|
809 |
|
---|
810 | /* Apple provides a myriad of ways of getting information about a certificate
|
---|
811 | into a string. Some aren't available under iOS or newer cats. So here's
|
---|
812 | a unified function for getting a string describing the certificate that
|
---|
813 | ought to work in all cats starting with Leopard. */
|
---|
814 | CF_INLINE CFStringRef CopyCertSubject(SecCertificateRef cert)
|
---|
815 | {
|
---|
816 | CFStringRef server_cert_summary = CFSTR("(null)");
|
---|
817 |
|
---|
818 | #if CURL_BUILD_IOS
|
---|
819 | /* iOS: There's only one way to do this. */
|
---|
820 | server_cert_summary = SecCertificateCopySubjectSummary(cert);
|
---|
821 | #else
|
---|
822 | #if CURL_BUILD_MAC_10_7
|
---|
823 | /* Lion & later: Get the long description if we can. */
|
---|
824 | if(SecCertificateCopyLongDescription != NULL)
|
---|
825 | server_cert_summary =
|
---|
826 | SecCertificateCopyLongDescription(NULL, cert, NULL);
|
---|
827 | else
|
---|
828 | #endif /* CURL_BUILD_MAC_10_7 */
|
---|
829 | #if CURL_BUILD_MAC_10_6
|
---|
830 | /* Snow Leopard: Get the certificate summary. */
|
---|
831 | if(SecCertificateCopySubjectSummary != NULL)
|
---|
832 | server_cert_summary = SecCertificateCopySubjectSummary(cert);
|
---|
833 | else
|
---|
834 | #endif /* CURL_BUILD_MAC_10_6 */
|
---|
835 | /* Leopard is as far back as we go... */
|
---|
836 | (void)SecCertificateCopyCommonName(cert, &server_cert_summary);
|
---|
837 | #endif /* CURL_BUILD_IOS */
|
---|
838 | return server_cert_summary;
|
---|
839 | }
|
---|
840 |
|
---|
841 | #if CURL_SUPPORT_MAC_10_6
|
---|
842 | /* The SecKeychainSearch API was deprecated in Lion, and using it will raise
|
---|
843 | deprecation warnings, so let's not compile this unless it's necessary: */
|
---|
844 | static OSStatus CopyIdentityWithLabelOldSchool(char *label,
|
---|
845 | SecIdentityRef *out_c_a_k)
|
---|
846 | {
|
---|
847 | OSStatus status = errSecItemNotFound;
|
---|
848 | SecKeychainAttributeList attr_list;
|
---|
849 | SecKeychainAttribute attr;
|
---|
850 | SecKeychainSearchRef search = NULL;
|
---|
851 | SecCertificateRef cert = NULL;
|
---|
852 |
|
---|
853 | /* Set up the attribute list: */
|
---|
854 | attr_list.count = 1L;
|
---|
855 | attr_list.attr = &attr;
|
---|
856 |
|
---|
857 | /* Set up our lone search criterion: */
|
---|
858 | attr.tag = kSecLabelItemAttr;
|
---|
859 | attr.data = label;
|
---|
860 | attr.length = (UInt32)strlen(label);
|
---|
861 |
|
---|
862 | /* Start searching: */
|
---|
863 | status = SecKeychainSearchCreateFromAttributes(NULL,
|
---|
864 | kSecCertificateItemClass,
|
---|
865 | &attr_list,
|
---|
866 | &search);
|
---|
867 | if(status == noErr) {
|
---|
868 | status = SecKeychainSearchCopyNext(search,
|
---|
869 | (SecKeychainItemRef *)&cert);
|
---|
870 | if(status == noErr && cert) {
|
---|
871 | /* If we found a certificate, does it have a private key? */
|
---|
872 | status = SecIdentityCreateWithCertificate(NULL, cert, out_c_a_k);
|
---|
873 | CFRelease(cert);
|
---|
874 | }
|
---|
875 | }
|
---|
876 |
|
---|
877 | if(search)
|
---|
878 | CFRelease(search);
|
---|
879 | return status;
|
---|
880 | }
|
---|
881 | #endif /* CURL_SUPPORT_MAC_10_6 */
|
---|
882 |
|
---|
883 | static OSStatus CopyIdentityWithLabel(char *label,
|
---|
884 | SecIdentityRef *out_cert_and_key)
|
---|
885 | {
|
---|
886 | OSStatus status = errSecItemNotFound;
|
---|
887 |
|
---|
888 | #if CURL_BUILD_MAC_10_7 || CURL_BUILD_IOS
|
---|
889 | /* SecItemCopyMatching() was introduced in iOS and Snow Leopard.
|
---|
890 | kSecClassIdentity was introduced in Lion. If both exist, let's use them
|
---|
891 | to find the certificate. */
|
---|
892 | if(SecItemCopyMatching != NULL && kSecClassIdentity != NULL) {
|
---|
893 | CFTypeRef keys[4];
|
---|
894 | CFTypeRef values[4];
|
---|
895 | CFDictionaryRef query_dict;
|
---|
896 | CFStringRef label_cf = CFStringCreateWithCString(NULL, label,
|
---|
897 | kCFStringEncodingUTF8);
|
---|
898 |
|
---|
899 | /* Set up our search criteria and expected results: */
|
---|
900 | values[0] = kSecClassIdentity; /* we want a certificate and a key */
|
---|
901 | keys[0] = kSecClass;
|
---|
902 | values[1] = kCFBooleanTrue; /* we want a reference */
|
---|
903 | keys[1] = kSecReturnRef;
|
---|
904 | values[2] = kSecMatchLimitOne; /* one is enough, thanks */
|
---|
905 | keys[2] = kSecMatchLimit;
|
---|
906 | /* identity searches need a SecPolicyRef in order to work */
|
---|
907 | values[3] = SecPolicyCreateSSL(false, label_cf);
|
---|
908 | keys[3] = kSecMatchPolicy;
|
---|
909 | query_dict = CFDictionaryCreate(NULL, (const void **)keys,
|
---|
910 | (const void **)values, 4L,
|
---|
911 | &kCFCopyStringDictionaryKeyCallBacks,
|
---|
912 | &kCFTypeDictionaryValueCallBacks);
|
---|
913 | CFRelease(values[3]);
|
---|
914 | CFRelease(label_cf);
|
---|
915 |
|
---|
916 | /* Do we have a match? */
|
---|
917 | status = SecItemCopyMatching(query_dict, (CFTypeRef *)out_cert_and_key);
|
---|
918 | CFRelease(query_dict);
|
---|
919 | }
|
---|
920 | else {
|
---|
921 | #if CURL_SUPPORT_MAC_10_6
|
---|
922 | /* On Leopard and Snow Leopard, fall back to SecKeychainSearch. */
|
---|
923 | status = CopyIdentityWithLabelOldSchool(label, out_cert_and_key);
|
---|
924 | #endif /* CURL_SUPPORT_MAC_10_7 */
|
---|
925 | }
|
---|
926 | #elif CURL_SUPPORT_MAC_10_6
|
---|
927 | /* For developers building on older cats, we have no choice but to fall back
|
---|
928 | to SecKeychainSearch. */
|
---|
929 | status = CopyIdentityWithLabelOldSchool(label, out_cert_and_key);
|
---|
930 | #endif /* CURL_BUILD_MAC_10_7 || CURL_BUILD_IOS */
|
---|
931 | return status;
|
---|
932 | }
|
---|
933 |
|
---|
934 | static OSStatus CopyIdentityFromPKCS12File(const char *cPath,
|
---|
935 | const char *cPassword,
|
---|
936 | SecIdentityRef *out_cert_and_key)
|
---|
937 | {
|
---|
938 | OSStatus status = errSecItemNotFound;
|
---|
939 | CFURLRef pkcs_url = CFURLCreateFromFileSystemRepresentation(NULL,
|
---|
940 | (const UInt8 *)cPath, strlen(cPath), false);
|
---|
941 | CFStringRef password = cPassword ? CFStringCreateWithCString(NULL,
|
---|
942 | cPassword, kCFStringEncodingUTF8) : NULL;
|
---|
943 | CFDataRef pkcs_data = NULL;
|
---|
944 |
|
---|
945 | /* We can import P12 files on iOS or OS X 10.7 or later: */
|
---|
946 | /* These constants are documented as having first appeared in 10.6 but they
|
---|
947 | raise linker errors when used on that cat for some reason. */
|
---|
948 | #if CURL_BUILD_MAC_10_7 || CURL_BUILD_IOS
|
---|
949 | if(CFURLCreateDataAndPropertiesFromResource(NULL, pkcs_url, &pkcs_data,
|
---|
950 | NULL, NULL, &status)) {
|
---|
951 | const void *cKeys[] = {kSecImportExportPassphrase};
|
---|
952 | const void *cValues[] = {password};
|
---|
953 | CFDictionaryRef options = CFDictionaryCreate(NULL, cKeys, cValues,
|
---|
954 | password ? 1L : 0L, NULL, NULL);
|
---|
955 | CFArrayRef items = NULL;
|
---|
956 |
|
---|
957 | /* Here we go: */
|
---|
958 | status = SecPKCS12Import(pkcs_data, options, &items);
|
---|
959 | if(status == noErr && items && CFArrayGetCount(items)) {
|
---|
960 | CFDictionaryRef identity_and_trust = CFArrayGetValueAtIndex(items, 0L);
|
---|
961 | const void *temp_identity = CFDictionaryGetValue(identity_and_trust,
|
---|
962 | kSecImportItemIdentity);
|
---|
963 |
|
---|
964 | /* Retain the identity; we don't care about any other data... */
|
---|
965 | CFRetain(temp_identity);
|
---|
966 | *out_cert_and_key = (SecIdentityRef)temp_identity;
|
---|
967 | }
|
---|
968 |
|
---|
969 | if(items)
|
---|
970 | CFRelease(items);
|
---|
971 | CFRelease(options);
|
---|
972 | CFRelease(pkcs_data);
|
---|
973 | }
|
---|
974 | #endif /* CURL_BUILD_MAC_10_7 || CURL_BUILD_IOS */
|
---|
975 | if(password)
|
---|
976 | CFRelease(password);
|
---|
977 | CFRelease(pkcs_url);
|
---|
978 | return status;
|
---|
979 | }
|
---|
980 |
|
---|
981 | /* This code was borrowed from nss.c, with some modifications:
|
---|
982 | * Determine whether the nickname passed in is a filename that needs to
|
---|
983 | * be loaded as a PEM or a regular NSS nickname.
|
---|
984 | *
|
---|
985 | * returns 1 for a file
|
---|
986 | * returns 0 for not a file
|
---|
987 | */
|
---|
988 | CF_INLINE bool is_file(const char *filename)
|
---|
989 | {
|
---|
990 | struct_stat st;
|
---|
991 |
|
---|
992 | if(filename == NULL)
|
---|
993 | return false;
|
---|
994 |
|
---|
995 | if(stat(filename, &st) == 0)
|
---|
996 | return S_ISREG(st.st_mode);
|
---|
997 | return false;
|
---|
998 | }
|
---|
999 |
|
---|
1000 | static CURLcode darwinssl_connect_step1(struct connectdata *conn,
|
---|
1001 | int sockindex)
|
---|
1002 | {
|
---|
1003 | struct SessionHandle *data = conn->data;
|
---|
1004 | curl_socket_t sockfd = conn->sock[sockindex];
|
---|
1005 | struct ssl_connect_data *connssl = &conn->ssl[sockindex];
|
---|
1006 | #ifdef ENABLE_IPV6
|
---|
1007 | struct in6_addr addr;
|
---|
1008 | #else
|
---|
1009 | struct in_addr addr;
|
---|
1010 | #endif /* ENABLE_IPV6 */
|
---|
1011 | size_t all_ciphers_count = 0UL, allowed_ciphers_count = 0UL, i;
|
---|
1012 | SSLCipherSuite *all_ciphers = NULL, *allowed_ciphers = NULL;
|
---|
1013 | char *ssl_sessionid;
|
---|
1014 | size_t ssl_sessionid_len;
|
---|
1015 | OSStatus err = noErr;
|
---|
1016 | #if CURL_BUILD_MAC
|
---|
1017 | int darwinver_maj = 0, darwinver_min = 0;
|
---|
1018 |
|
---|
1019 | GetDarwinVersionNumber(&darwinver_maj, &darwinver_min);
|
---|
1020 | #endif /* CURL_BUILD_MAC */
|
---|
1021 |
|
---|
1022 | #if CURL_BUILD_MAC_10_8 || CURL_BUILD_IOS
|
---|
1023 | if(SSLCreateContext != NULL) { /* use the newer API if avaialble */
|
---|
1024 | if(connssl->ssl_ctx)
|
---|
1025 | CFRelease(connssl->ssl_ctx);
|
---|
1026 | connssl->ssl_ctx = SSLCreateContext(NULL, kSSLClientSide, kSSLStreamType);
|
---|
1027 | if(!connssl->ssl_ctx) {
|
---|
1028 | failf(data, "SSL: couldn't create a context!");
|
---|
1029 | return CURLE_OUT_OF_MEMORY;
|
---|
1030 | }
|
---|
1031 | }
|
---|
1032 | else {
|
---|
1033 | /* The old ST API does not exist under iOS, so don't compile it: */
|
---|
1034 | #if CURL_SUPPORT_MAC_10_8
|
---|
1035 | if(connssl->ssl_ctx)
|
---|
1036 | (void)SSLDisposeContext(connssl->ssl_ctx);
|
---|
1037 | err = SSLNewContext(false, &(connssl->ssl_ctx));
|
---|
1038 | if(err != noErr) {
|
---|
1039 | failf(data, "SSL: couldn't create a context: OSStatus %d", err);
|
---|
1040 | return CURLE_OUT_OF_MEMORY;
|
---|
1041 | }
|
---|
1042 | #endif /* CURL_SUPPORT_MAC_10_8 */
|
---|
1043 | }
|
---|
1044 | #else
|
---|
1045 | if(connssl->ssl_ctx)
|
---|
1046 | (void)SSLDisposeContext(connssl->ssl_ctx);
|
---|
1047 | err = SSLNewContext(false, &(connssl->ssl_ctx));
|
---|
1048 | if(err != noErr) {
|
---|
1049 | failf(data, "SSL: couldn't create a context: OSStatus %d", err);
|
---|
1050 | return CURLE_OUT_OF_MEMORY;
|
---|
1051 | }
|
---|
1052 | #endif /* CURL_BUILD_MAC_10_8 || CURL_BUILD_IOS */
|
---|
1053 | connssl->ssl_write_buffered_length = 0UL; /* reset buffered write length */
|
---|
1054 |
|
---|
1055 | /* check to see if we've been told to use an explicit SSL/TLS version */
|
---|
1056 | #if CURL_BUILD_MAC_10_8 || CURL_BUILD_IOS
|
---|
1057 | if(SSLSetProtocolVersionMax != NULL) {
|
---|
1058 | switch(data->set.ssl.version) {
|
---|
1059 | default:
|
---|
1060 | case CURL_SSLVERSION_DEFAULT:
|
---|
1061 | case CURL_SSLVERSION_TLSv1:
|
---|
1062 | (void)SSLSetProtocolVersionMin(connssl->ssl_ctx, kTLSProtocol1);
|
---|
1063 | (void)SSLSetProtocolVersionMax(connssl->ssl_ctx, kTLSProtocol12);
|
---|
1064 | break;
|
---|
1065 | case CURL_SSLVERSION_TLSv1_0:
|
---|
1066 | (void)SSLSetProtocolVersionMin(connssl->ssl_ctx, kTLSProtocol1);
|
---|
1067 | (void)SSLSetProtocolVersionMax(connssl->ssl_ctx, kTLSProtocol1);
|
---|
1068 | break;
|
---|
1069 | case CURL_SSLVERSION_TLSv1_1:
|
---|
1070 | (void)SSLSetProtocolVersionMin(connssl->ssl_ctx, kTLSProtocol11);
|
---|
1071 | (void)SSLSetProtocolVersionMax(connssl->ssl_ctx, kTLSProtocol11);
|
---|
1072 | break;
|
---|
1073 | case CURL_SSLVERSION_TLSv1_2:
|
---|
1074 | (void)SSLSetProtocolVersionMin(connssl->ssl_ctx, kTLSProtocol12);
|
---|
1075 | (void)SSLSetProtocolVersionMax(connssl->ssl_ctx, kTLSProtocol12);
|
---|
1076 | break;
|
---|
1077 | case CURL_SSLVERSION_SSLv3:
|
---|
1078 | err = SSLSetProtocolVersionMin(connssl->ssl_ctx, kSSLProtocol3);
|
---|
1079 | if(err != noErr) {
|
---|
1080 | failf(data, "Your version of the OS does not support SSLv3");
|
---|
1081 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1082 | }
|
---|
1083 | (void)SSLSetProtocolVersionMax(connssl->ssl_ctx, kSSLProtocol3);
|
---|
1084 | break;
|
---|
1085 | case CURL_SSLVERSION_SSLv2:
|
---|
1086 | err = SSLSetProtocolVersionMin(connssl->ssl_ctx, kSSLProtocol2);
|
---|
1087 | if(err != noErr) {
|
---|
1088 | failf(data, "Your version of the OS does not support SSLv2");
|
---|
1089 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1090 | }
|
---|
1091 | (void)SSLSetProtocolVersionMax(connssl->ssl_ctx, kSSLProtocol2);
|
---|
1092 | }
|
---|
1093 | }
|
---|
1094 | else {
|
---|
1095 | #if CURL_SUPPORT_MAC_10_8
|
---|
1096 | (void)SSLSetProtocolVersionEnabled(connssl->ssl_ctx,
|
---|
1097 | kSSLProtocolAll,
|
---|
1098 | false);
|
---|
1099 | switch (data->set.ssl.version) {
|
---|
1100 | default:
|
---|
1101 | case CURL_SSLVERSION_DEFAULT:
|
---|
1102 | case CURL_SSLVERSION_TLSv1:
|
---|
1103 | (void)SSLSetProtocolVersionEnabled(connssl->ssl_ctx,
|
---|
1104 | kTLSProtocol1,
|
---|
1105 | true);
|
---|
1106 | (void)SSLSetProtocolVersionEnabled(connssl->ssl_ctx,
|
---|
1107 | kTLSProtocol11,
|
---|
1108 | true);
|
---|
1109 | (void)SSLSetProtocolVersionEnabled(connssl->ssl_ctx,
|
---|
1110 | kTLSProtocol12,
|
---|
1111 | true);
|
---|
1112 | break;
|
---|
1113 | case CURL_SSLVERSION_TLSv1_0:
|
---|
1114 | (void)SSLSetProtocolVersionEnabled(connssl->ssl_ctx,
|
---|
1115 | kTLSProtocol1,
|
---|
1116 | true);
|
---|
1117 | break;
|
---|
1118 | case CURL_SSLVERSION_TLSv1_1:
|
---|
1119 | (void)SSLSetProtocolVersionEnabled(connssl->ssl_ctx,
|
---|
1120 | kTLSProtocol11,
|
---|
1121 | true);
|
---|
1122 | break;
|
---|
1123 | case CURL_SSLVERSION_TLSv1_2:
|
---|
1124 | (void)SSLSetProtocolVersionEnabled(connssl->ssl_ctx,
|
---|
1125 | kTLSProtocol12,
|
---|
1126 | true);
|
---|
1127 | break;
|
---|
1128 | case CURL_SSLVERSION_SSLv3:
|
---|
1129 | err = SSLSetProtocolVersionEnabled(connssl->ssl_ctx,
|
---|
1130 | kSSLProtocol3,
|
---|
1131 | true);
|
---|
1132 | if(err != noErr) {
|
---|
1133 | failf(data, "Your version of the OS does not support SSLv3");
|
---|
1134 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1135 | }
|
---|
1136 | break;
|
---|
1137 | case CURL_SSLVERSION_SSLv2:
|
---|
1138 | err = SSLSetProtocolVersionEnabled(connssl->ssl_ctx,
|
---|
1139 | kSSLProtocol2,
|
---|
1140 | true);
|
---|
1141 | if(err != noErr) {
|
---|
1142 | failf(data, "Your version of the OS does not support SSLv2");
|
---|
1143 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1144 | }
|
---|
1145 | break;
|
---|
1146 | }
|
---|
1147 | #endif /* CURL_SUPPORT_MAC_10_8 */
|
---|
1148 | }
|
---|
1149 | #else
|
---|
1150 | (void)SSLSetProtocolVersionEnabled(connssl->ssl_ctx, kSSLProtocolAll, false);
|
---|
1151 | switch(data->set.ssl.version) {
|
---|
1152 | default:
|
---|
1153 | case CURL_SSLVERSION_DEFAULT:
|
---|
1154 | case CURL_SSLVERSION_TLSv1:
|
---|
1155 | case CURL_SSLVERSION_TLSv1_0:
|
---|
1156 | (void)SSLSetProtocolVersionEnabled(connssl->ssl_ctx,
|
---|
1157 | kTLSProtocol1,
|
---|
1158 | true);
|
---|
1159 | break;
|
---|
1160 | case CURL_SSLVERSION_TLSv1_1:
|
---|
1161 | failf(data, "Your version of the OS does not support TLSv1.1");
|
---|
1162 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1163 | case CURL_SSLVERSION_TLSv1_2:
|
---|
1164 | failf(data, "Your version of the OS does not support TLSv1.2");
|
---|
1165 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1166 | case CURL_SSLVERSION_SSLv2:
|
---|
1167 | err = SSLSetProtocolVersionEnabled(connssl->ssl_ctx,
|
---|
1168 | kSSLProtocol2,
|
---|
1169 | true);
|
---|
1170 | if(err != noErr) {
|
---|
1171 | failf(data, "Your version of the OS does not support SSLv2");
|
---|
1172 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1173 | }
|
---|
1174 | break;
|
---|
1175 | case CURL_SSLVERSION_SSLv3:
|
---|
1176 | err = SSLSetProtocolVersionEnabled(connssl->ssl_ctx,
|
---|
1177 | kSSLProtocol3,
|
---|
1178 | true);
|
---|
1179 | if(err != noErr) {
|
---|
1180 | failf(data, "Your version of the OS does not support SSLv3");
|
---|
1181 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1182 | }
|
---|
1183 | break;
|
---|
1184 | }
|
---|
1185 | #endif /* CURL_BUILD_MAC_10_8 || CURL_BUILD_IOS */
|
---|
1186 |
|
---|
1187 | if(data->set.str[STRING_KEY]) {
|
---|
1188 | infof(data, "WARNING: SSL: CURLOPT_SSLKEY is ignored by Secure "
|
---|
1189 | "Transport. The private key must be in the Keychain.\n");
|
---|
1190 | }
|
---|
1191 |
|
---|
1192 | if(data->set.str[STRING_CERT]) {
|
---|
1193 | SecIdentityRef cert_and_key = NULL;
|
---|
1194 | bool is_cert_file = is_file(data->set.str[STRING_CERT]);
|
---|
1195 |
|
---|
1196 | /* User wants to authenticate with a client cert. Look for it:
|
---|
1197 | If we detect that this is a file on disk, then let's load it.
|
---|
1198 | Otherwise, assume that the user wants to use an identity loaded
|
---|
1199 | from the Keychain. */
|
---|
1200 | if(is_cert_file) {
|
---|
1201 | if(!data->set.str[STRING_CERT_TYPE])
|
---|
1202 | infof(data, "WARNING: SSL: Certificate type not set, assuming "
|
---|
1203 | "PKCS#12 format.\n");
|
---|
1204 | else if(strncmp(data->set.str[STRING_CERT_TYPE], "P12",
|
---|
1205 | strlen(data->set.str[STRING_CERT_TYPE])) != 0)
|
---|
1206 | infof(data, "WARNING: SSL: The Security framework only supports "
|
---|
1207 | "loading identities that are in PKCS#12 format.\n");
|
---|
1208 |
|
---|
1209 | err = CopyIdentityFromPKCS12File(data->set.str[STRING_CERT],
|
---|
1210 | data->set.str[STRING_KEY_PASSWD], &cert_and_key);
|
---|
1211 | }
|
---|
1212 | else
|
---|
1213 | err = CopyIdentityWithLabel(data->set.str[STRING_CERT], &cert_and_key);
|
---|
1214 |
|
---|
1215 | if(err == noErr) {
|
---|
1216 | SecCertificateRef cert = NULL;
|
---|
1217 | CFTypeRef certs_c[1];
|
---|
1218 | CFArrayRef certs;
|
---|
1219 |
|
---|
1220 | /* If we found one, print it out: */
|
---|
1221 | err = SecIdentityCopyCertificate(cert_and_key, &cert);
|
---|
1222 | if(err == noErr) {
|
---|
1223 | CFStringRef cert_summary = CopyCertSubject(cert);
|
---|
1224 | char cert_summary_c[128];
|
---|
1225 |
|
---|
1226 | if(cert_summary) {
|
---|
1227 | memset(cert_summary_c, 0, 128);
|
---|
1228 | if(CFStringGetCString(cert_summary,
|
---|
1229 | cert_summary_c,
|
---|
1230 | 128,
|
---|
1231 | kCFStringEncodingUTF8)) {
|
---|
1232 | infof(data, "Client certificate: %s\n", cert_summary_c);
|
---|
1233 | }
|
---|
1234 | CFRelease(cert_summary);
|
---|
1235 | CFRelease(cert);
|
---|
1236 | }
|
---|
1237 | }
|
---|
1238 | certs_c[0] = cert_and_key;
|
---|
1239 | certs = CFArrayCreate(NULL, (const void **)certs_c, 1L,
|
---|
1240 | &kCFTypeArrayCallBacks);
|
---|
1241 | err = SSLSetCertificate(connssl->ssl_ctx, certs);
|
---|
1242 | if(certs)
|
---|
1243 | CFRelease(certs);
|
---|
1244 | if(err != noErr) {
|
---|
1245 | failf(data, "SSL: SSLSetCertificate() failed: OSStatus %d", err);
|
---|
1246 | return CURLE_SSL_CERTPROBLEM;
|
---|
1247 | }
|
---|
1248 | CFRelease(cert_and_key);
|
---|
1249 | }
|
---|
1250 | else {
|
---|
1251 | switch(err) {
|
---|
1252 | case errSecAuthFailed: case -25264: /* errSecPkcs12VerifyFailure */
|
---|
1253 | failf(data, "SSL: Incorrect password for the certificate \"%s\" "
|
---|
1254 | "and its private key.", data->set.str[STRING_CERT]);
|
---|
1255 | break;
|
---|
1256 | case -26275: /* errSecDecode */ case -25257: /* errSecUnknownFormat */
|
---|
1257 | failf(data, "SSL: Couldn't make sense of the data in the "
|
---|
1258 | "certificate \"%s\" and its private key.",
|
---|
1259 | data->set.str[STRING_CERT]);
|
---|
1260 | break;
|
---|
1261 | case -25260: /* errSecPassphraseRequired */
|
---|
1262 | failf(data, "SSL The certificate \"%s\" requires a password.",
|
---|
1263 | data->set.str[STRING_CERT]);
|
---|
1264 | break;
|
---|
1265 | case errSecItemNotFound:
|
---|
1266 | failf(data, "SSL: Can't find the certificate \"%s\" and its private "
|
---|
1267 | "key in the Keychain.", data->set.str[STRING_CERT]);
|
---|
1268 | break;
|
---|
1269 | default:
|
---|
1270 | failf(data, "SSL: Can't load the certificate \"%s\" and its private "
|
---|
1271 | "key: OSStatus %d", data->set.str[STRING_CERT], err);
|
---|
1272 | break;
|
---|
1273 | }
|
---|
1274 | return CURLE_SSL_CERTPROBLEM;
|
---|
1275 | }
|
---|
1276 | }
|
---|
1277 |
|
---|
1278 | /* SSL always tries to verify the peer, this only says whether it should
|
---|
1279 | * fail to connect if the verification fails, or if it should continue
|
---|
1280 | * anyway. In the latter case the result of the verification is checked with
|
---|
1281 | * SSL_get_verify_result() below. */
|
---|
1282 | #if CURL_BUILD_MAC_10_6 || CURL_BUILD_IOS
|
---|
1283 | /* Snow Leopard introduced the SSLSetSessionOption() function, but due to
|
---|
1284 | a library bug with the way the kSSLSessionOptionBreakOnServerAuth flag
|
---|
1285 | works, it doesn't work as expected under Snow Leopard or Lion.
|
---|
1286 | So we need to call SSLSetEnableCertVerify() on those older cats in order
|
---|
1287 | to disable certificate validation if the user turned that off.
|
---|
1288 | (SecureTransport will always validate the certificate chain by
|
---|
1289 | default.) */
|
---|
1290 | /* (Note: Darwin 12.x.x is Mountain Lion.) */
|
---|
1291 | #if CURL_BUILD_MAC
|
---|
1292 | if(SSLSetSessionOption != NULL && darwinver_maj >= 12) {
|
---|
1293 | #else
|
---|
1294 | if(SSLSetSessionOption != NULL) {
|
---|
1295 | #endif /* CURL_BUILD_MAC */
|
---|
1296 | bool break_on_auth = !data->set.ssl.verifypeer ||
|
---|
1297 | data->set.str[STRING_SSL_CAFILE];
|
---|
1298 | err = SSLSetSessionOption(connssl->ssl_ctx,
|
---|
1299 | kSSLSessionOptionBreakOnServerAuth,
|
---|
1300 | break_on_auth);
|
---|
1301 | if(err != noErr) {
|
---|
1302 | failf(data, "SSL: SSLSetSessionOption() failed: OSStatus %d", err);
|
---|
1303 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1304 | }
|
---|
1305 | }
|
---|
1306 | else {
|
---|
1307 | #if CURL_SUPPORT_MAC_10_8
|
---|
1308 | err = SSLSetEnableCertVerify(connssl->ssl_ctx,
|
---|
1309 | data->set.ssl.verifypeer?true:false);
|
---|
1310 | if(err != noErr) {
|
---|
1311 | failf(data, "SSL: SSLSetEnableCertVerify() failed: OSStatus %d", err);
|
---|
1312 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1313 | }
|
---|
1314 | #endif /* CURL_SUPPORT_MAC_10_8 */
|
---|
1315 | }
|
---|
1316 | #else
|
---|
1317 | err = SSLSetEnableCertVerify(connssl->ssl_ctx,
|
---|
1318 | data->set.ssl.verifypeer?true:false);
|
---|
1319 | if(err != noErr) {
|
---|
1320 | failf(data, "SSL: SSLSetEnableCertVerify() failed: OSStatus %d", err);
|
---|
1321 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1322 | }
|
---|
1323 | #endif /* CURL_BUILD_MAC_10_6 || CURL_BUILD_IOS */
|
---|
1324 |
|
---|
1325 | if(data->set.str[STRING_SSL_CAFILE]) {
|
---|
1326 | bool is_cert_file = is_file(data->set.str[STRING_SSL_CAFILE]);
|
---|
1327 |
|
---|
1328 | if(!is_cert_file) {
|
---|
1329 | failf(data, "SSL: can't load CA certificate file %s",
|
---|
1330 | data->set.str[STRING_SSL_CAFILE]);
|
---|
1331 | return CURLE_SSL_CACERT_BADFILE;
|
---|
1332 | }
|
---|
1333 | if(!data->set.ssl.verifypeer) {
|
---|
1334 | failf(data, "SSL: CA certificate set, but certificate verification "
|
---|
1335 | "is disabled");
|
---|
1336 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1337 | }
|
---|
1338 | }
|
---|
1339 |
|
---|
1340 | /* Configure hostname check. SNI is used if available.
|
---|
1341 | * Both hostname check and SNI require SSLSetPeerDomainName().
|
---|
1342 | * Also: the verifyhost setting influences SNI usage */
|
---|
1343 | if(data->set.ssl.verifyhost) {
|
---|
1344 | err = SSLSetPeerDomainName(connssl->ssl_ctx, conn->host.name,
|
---|
1345 | strlen(conn->host.name));
|
---|
1346 |
|
---|
1347 | if(err != noErr) {
|
---|
1348 | infof(data, "WARNING: SSL: SSLSetPeerDomainName() failed: OSStatus %d\n",
|
---|
1349 | err);
|
---|
1350 | }
|
---|
1351 |
|
---|
1352 | if((Curl_inet_pton(AF_INET, conn->host.name, &addr))
|
---|
1353 | #ifdef ENABLE_IPV6
|
---|
1354 | || (Curl_inet_pton(AF_INET6, conn->host.name, &addr))
|
---|
1355 | #endif
|
---|
1356 | ) {
|
---|
1357 | infof(data, "WARNING: using IP address, SNI is being disabled by "
|
---|
1358 | "the OS.\n");
|
---|
1359 | }
|
---|
1360 | }
|
---|
1361 |
|
---|
1362 | /* Disable cipher suites that ST supports but are not safe. These ciphers
|
---|
1363 | are unlikely to be used in any case since ST gives other ciphers a much
|
---|
1364 | higher priority, but it's probably better that we not connect at all than
|
---|
1365 | to give the user a false sense of security if the server only supports
|
---|
1366 | insecure ciphers. (Note: We don't care about SSLv2-only ciphers.) */
|
---|
1367 | (void)SSLGetNumberSupportedCiphers(connssl->ssl_ctx, &all_ciphers_count);
|
---|
1368 | all_ciphers = malloc(all_ciphers_count*sizeof(SSLCipherSuite));
|
---|
1369 | allowed_ciphers = malloc(all_ciphers_count*sizeof(SSLCipherSuite));
|
---|
1370 | if(all_ciphers && allowed_ciphers &&
|
---|
1371 | SSLGetSupportedCiphers(connssl->ssl_ctx, all_ciphers,
|
---|
1372 | &all_ciphers_count) == noErr) {
|
---|
1373 | for(i = 0UL ; i < all_ciphers_count ; i++) {
|
---|
1374 | #if CURL_BUILD_MAC
|
---|
1375 | /* There's a known bug in early versions of Mountain Lion where ST's ECC
|
---|
1376 | ciphers (cipher suite 0xC001 through 0xC032) simply do not work.
|
---|
1377 | Work around the problem here by disabling those ciphers if we are
|
---|
1378 | running in an affected version of OS X. */
|
---|
1379 | if(darwinver_maj == 12 && darwinver_min <= 3 &&
|
---|
1380 | all_ciphers[i] >= 0xC001 && all_ciphers[i] <= 0xC032) {
|
---|
1381 | continue;
|
---|
1382 | }
|
---|
1383 | #endif /* CURL_BUILD_MAC */
|
---|
1384 | switch(all_ciphers[i]) {
|
---|
1385 | /* Disable NULL ciphersuites: */
|
---|
1386 | case SSL_NULL_WITH_NULL_NULL:
|
---|
1387 | case SSL_RSA_WITH_NULL_MD5:
|
---|
1388 | case SSL_RSA_WITH_NULL_SHA:
|
---|
1389 | case 0x003B: /* TLS_RSA_WITH_NULL_SHA256 */
|
---|
1390 | case SSL_FORTEZZA_DMS_WITH_NULL_SHA:
|
---|
1391 | case 0xC001: /* TLS_ECDH_ECDSA_WITH_NULL_SHA */
|
---|
1392 | case 0xC006: /* TLS_ECDHE_ECDSA_WITH_NULL_SHA */
|
---|
1393 | case 0xC00B: /* TLS_ECDH_RSA_WITH_NULL_SHA */
|
---|
1394 | case 0xC010: /* TLS_ECDHE_RSA_WITH_NULL_SHA */
|
---|
1395 | case 0x002C: /* TLS_PSK_WITH_NULL_SHA */
|
---|
1396 | case 0x002D: /* TLS_DHE_PSK_WITH_NULL_SHA */
|
---|
1397 | case 0x002E: /* TLS_RSA_PSK_WITH_NULL_SHA */
|
---|
1398 | case 0x00B0: /* TLS_PSK_WITH_NULL_SHA256 */
|
---|
1399 | case 0x00B1: /* TLS_PSK_WITH_NULL_SHA384 */
|
---|
1400 | case 0x00B4: /* TLS_DHE_PSK_WITH_NULL_SHA256 */
|
---|
1401 | case 0x00B5: /* TLS_DHE_PSK_WITH_NULL_SHA384 */
|
---|
1402 | case 0x00B8: /* TLS_RSA_PSK_WITH_NULL_SHA256 */
|
---|
1403 | case 0x00B9: /* TLS_RSA_PSK_WITH_NULL_SHA384 */
|
---|
1404 | /* Disable anonymous ciphersuites: */
|
---|
1405 | case SSL_DH_anon_EXPORT_WITH_RC4_40_MD5:
|
---|
1406 | case SSL_DH_anon_WITH_RC4_128_MD5:
|
---|
1407 | case SSL_DH_anon_EXPORT_WITH_DES40_CBC_SHA:
|
---|
1408 | case SSL_DH_anon_WITH_DES_CBC_SHA:
|
---|
1409 | case SSL_DH_anon_WITH_3DES_EDE_CBC_SHA:
|
---|
1410 | case TLS_DH_anon_WITH_AES_128_CBC_SHA:
|
---|
1411 | case TLS_DH_anon_WITH_AES_256_CBC_SHA:
|
---|
1412 | case 0xC015: /* TLS_ECDH_anon_WITH_NULL_SHA */
|
---|
1413 | case 0xC016: /* TLS_ECDH_anon_WITH_RC4_128_SHA */
|
---|
1414 | case 0xC017: /* TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA */
|
---|
1415 | case 0xC018: /* TLS_ECDH_anon_WITH_AES_128_CBC_SHA */
|
---|
1416 | case 0xC019: /* TLS_ECDH_anon_WITH_AES_256_CBC_SHA */
|
---|
1417 | case 0x006C: /* TLS_DH_anon_WITH_AES_128_CBC_SHA256 */
|
---|
1418 | case 0x006D: /* TLS_DH_anon_WITH_AES_256_CBC_SHA256 */
|
---|
1419 | case 0x00A6: /* TLS_DH_anon_WITH_AES_128_GCM_SHA256 */
|
---|
1420 | case 0x00A7: /* TLS_DH_anon_WITH_AES_256_GCM_SHA384 */
|
---|
1421 | /* Disable weak key ciphersuites: */
|
---|
1422 | case SSL_RSA_EXPORT_WITH_RC4_40_MD5:
|
---|
1423 | case SSL_RSA_EXPORT_WITH_RC2_CBC_40_MD5:
|
---|
1424 | case SSL_RSA_EXPORT_WITH_DES40_CBC_SHA:
|
---|
1425 | case SSL_DH_DSS_EXPORT_WITH_DES40_CBC_SHA:
|
---|
1426 | case SSL_DH_RSA_EXPORT_WITH_DES40_CBC_SHA:
|
---|
1427 | case SSL_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA:
|
---|
1428 | case SSL_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA:
|
---|
1429 | case SSL_RSA_WITH_DES_CBC_SHA:
|
---|
1430 | case SSL_DH_DSS_WITH_DES_CBC_SHA:
|
---|
1431 | case SSL_DH_RSA_WITH_DES_CBC_SHA:
|
---|
1432 | case SSL_DHE_DSS_WITH_DES_CBC_SHA:
|
---|
1433 | case SSL_DHE_RSA_WITH_DES_CBC_SHA:
|
---|
1434 | /* Disable IDEA: */
|
---|
1435 | case SSL_RSA_WITH_IDEA_CBC_SHA:
|
---|
1436 | case SSL_RSA_WITH_IDEA_CBC_MD5:
|
---|
1437 | break;
|
---|
1438 | default: /* enable everything else */
|
---|
1439 | allowed_ciphers[allowed_ciphers_count++] = all_ciphers[i];
|
---|
1440 | break;
|
---|
1441 | }
|
---|
1442 | }
|
---|
1443 | err = SSLSetEnabledCiphers(connssl->ssl_ctx, allowed_ciphers,
|
---|
1444 | allowed_ciphers_count);
|
---|
1445 | if(err != noErr) {
|
---|
1446 | failf(data, "SSL: SSLSetEnabledCiphers() failed: OSStatus %d", err);
|
---|
1447 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1448 | }
|
---|
1449 | }
|
---|
1450 | else {
|
---|
1451 | Curl_safefree(all_ciphers);
|
---|
1452 | Curl_safefree(allowed_ciphers);
|
---|
1453 | failf(data, "SSL: Failed to allocate memory for allowed ciphers");
|
---|
1454 | return CURLE_OUT_OF_MEMORY;
|
---|
1455 | }
|
---|
1456 | Curl_safefree(all_ciphers);
|
---|
1457 | Curl_safefree(allowed_ciphers);
|
---|
1458 |
|
---|
1459 | #if CURL_BUILD_MAC_10_9 || CURL_BUILD_IOS_7
|
---|
1460 | /* We want to enable 1/n-1 when using a CBC cipher unless the user
|
---|
1461 | specifically doesn't want us doing that: */
|
---|
1462 | if(SSLSetSessionOption != NULL) {
|
---|
1463 | SSLSetSessionOption(connssl->ssl_ctx, kSSLSessionOptionSendOneByteRecord,
|
---|
1464 | !data->set.ssl_enable_beast);
|
---|
1465 | SSLSetSessionOption(connssl->ssl_ctx, kSSLSessionOptionFalseStart,
|
---|
1466 | data->set.ssl.falsestart); /* false start support */
|
---|
1467 | }
|
---|
1468 | #endif /* CURL_BUILD_MAC_10_9 || CURL_BUILD_IOS_7 */
|
---|
1469 |
|
---|
1470 | /* Check if there's a cached ID we can/should use here! */
|
---|
1471 | if(!Curl_ssl_getsessionid(conn, (void **)&ssl_sessionid,
|
---|
1472 | &ssl_sessionid_len)) {
|
---|
1473 | /* we got a session id, use it! */
|
---|
1474 | err = SSLSetPeerID(connssl->ssl_ctx, ssl_sessionid, ssl_sessionid_len);
|
---|
1475 | if(err != noErr) {
|
---|
1476 | failf(data, "SSL: SSLSetPeerID() failed: OSStatus %d", err);
|
---|
1477 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1478 | }
|
---|
1479 | /* Informational message */
|
---|
1480 | infof(data, "SSL re-using session ID\n");
|
---|
1481 | }
|
---|
1482 | /* If there isn't one, then let's make one up! This has to be done prior
|
---|
1483 | to starting the handshake. */
|
---|
1484 | else {
|
---|
1485 | CURLcode result;
|
---|
1486 | ssl_sessionid =
|
---|
1487 | aprintf("%s:%d:%d:%s:%hu", data->set.str[STRING_SSL_CAFILE],
|
---|
1488 | data->set.ssl.verifypeer, data->set.ssl.verifyhost,
|
---|
1489 | conn->host.name, conn->remote_port);
|
---|
1490 | ssl_sessionid_len = strlen(ssl_sessionid);
|
---|
1491 |
|
---|
1492 | err = SSLSetPeerID(connssl->ssl_ctx, ssl_sessionid, ssl_sessionid_len);
|
---|
1493 | if(err != noErr) {
|
---|
1494 | failf(data, "SSL: SSLSetPeerID() failed: OSStatus %d", err);
|
---|
1495 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1496 | }
|
---|
1497 |
|
---|
1498 | result = Curl_ssl_addsessionid(conn, ssl_sessionid, ssl_sessionid_len);
|
---|
1499 | if(result) {
|
---|
1500 | failf(data, "failed to store ssl session");
|
---|
1501 | return result;
|
---|
1502 | }
|
---|
1503 | }
|
---|
1504 |
|
---|
1505 | err = SSLSetIOFuncs(connssl->ssl_ctx, SocketRead, SocketWrite);
|
---|
1506 | if(err != noErr) {
|
---|
1507 | failf(data, "SSL: SSLSetIOFuncs() failed: OSStatus %d", err);
|
---|
1508 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1509 | }
|
---|
1510 |
|
---|
1511 | /* pass the raw socket into the SSL layers */
|
---|
1512 | /* We need to store the FD in a constant memory address, because
|
---|
1513 | * SSLSetConnection() will not copy that address. I've found that
|
---|
1514 | * conn->sock[sockindex] may change on its own. */
|
---|
1515 | connssl->ssl_sockfd = sockfd;
|
---|
1516 | err = SSLSetConnection(connssl->ssl_ctx, connssl);
|
---|
1517 | if(err != noErr) {
|
---|
1518 | failf(data, "SSL: SSLSetConnection() failed: %d", err);
|
---|
1519 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1520 | }
|
---|
1521 |
|
---|
1522 | connssl->connecting_state = ssl_connect_2;
|
---|
1523 | return CURLE_OK;
|
---|
1524 | }
|
---|
1525 |
|
---|
1526 | static long pem_to_der(const char *in, unsigned char **out, size_t *outlen)
|
---|
1527 | {
|
---|
1528 | char *sep_start, *sep_end, *cert_start, *cert_end;
|
---|
1529 | size_t i, j, err;
|
---|
1530 | size_t len;
|
---|
1531 | unsigned char *b64;
|
---|
1532 |
|
---|
1533 | /* Jump through the separators at the beginning of the certificate. */
|
---|
1534 | sep_start = strstr(in, "-----");
|
---|
1535 | if(sep_start == NULL)
|
---|
1536 | return 0;
|
---|
1537 | cert_start = strstr(sep_start + 1, "-----");
|
---|
1538 | if(cert_start == NULL)
|
---|
1539 | return -1;
|
---|
1540 |
|
---|
1541 | cert_start += 5;
|
---|
1542 |
|
---|
1543 | /* Find separator after the end of the certificate. */
|
---|
1544 | cert_end = strstr(cert_start, "-----");
|
---|
1545 | if(cert_end == NULL)
|
---|
1546 | return -1;
|
---|
1547 |
|
---|
1548 | sep_end = strstr(cert_end + 1, "-----");
|
---|
1549 | if(sep_end == NULL)
|
---|
1550 | return -1;
|
---|
1551 | sep_end += 5;
|
---|
1552 |
|
---|
1553 | len = cert_end - cert_start;
|
---|
1554 | b64 = malloc(len + 1);
|
---|
1555 | if(!b64)
|
---|
1556 | return -1;
|
---|
1557 |
|
---|
1558 | /* Create base64 string without linefeeds. */
|
---|
1559 | for(i = 0, j = 0; i < len; i++) {
|
---|
1560 | if(cert_start[i] != '\r' && cert_start[i] != '\n')
|
---|
1561 | b64[j++] = cert_start[i];
|
---|
1562 | }
|
---|
1563 | b64[j] = '\0';
|
---|
1564 |
|
---|
1565 | err = Curl_base64_decode((const char *)b64, out, outlen);
|
---|
1566 | free(b64);
|
---|
1567 | if(err) {
|
---|
1568 | free(*out);
|
---|
1569 | return -1;
|
---|
1570 | }
|
---|
1571 |
|
---|
1572 | return sep_end - in;
|
---|
1573 | }
|
---|
1574 |
|
---|
1575 | static int read_cert(const char *file, unsigned char **out, size_t *outlen)
|
---|
1576 | {
|
---|
1577 | int fd;
|
---|
1578 | ssize_t n, len = 0, cap = 512;
|
---|
1579 | unsigned char buf[cap], *data;
|
---|
1580 |
|
---|
1581 | fd = open(file, 0);
|
---|
1582 | if(fd < 0)
|
---|
1583 | return -1;
|
---|
1584 |
|
---|
1585 | data = malloc(cap);
|
---|
1586 | if(!data) {
|
---|
1587 | close(fd);
|
---|
1588 | return -1;
|
---|
1589 | }
|
---|
1590 |
|
---|
1591 | for(;;) {
|
---|
1592 | n = read(fd, buf, sizeof(buf));
|
---|
1593 | if(n < 0) {
|
---|
1594 | close(fd);
|
---|
1595 | free(data);
|
---|
1596 | return -1;
|
---|
1597 | }
|
---|
1598 | else if(n == 0) {
|
---|
1599 | close(fd);
|
---|
1600 | break;
|
---|
1601 | }
|
---|
1602 |
|
---|
1603 | if(len + n >= cap) {
|
---|
1604 | cap *= 2;
|
---|
1605 | data = realloc(data, cap);
|
---|
1606 | if(!data) {
|
---|
1607 | close(fd);
|
---|
1608 | return -1;
|
---|
1609 | }
|
---|
1610 | }
|
---|
1611 |
|
---|
1612 | memcpy(data + len, buf, n);
|
---|
1613 | len += n;
|
---|
1614 | }
|
---|
1615 | data[len] = '\0';
|
---|
1616 |
|
---|
1617 | *out = data;
|
---|
1618 | *outlen = len;
|
---|
1619 |
|
---|
1620 | return 0;
|
---|
1621 | }
|
---|
1622 |
|
---|
1623 | static int sslerr_to_curlerr(struct SessionHandle *data, int err)
|
---|
1624 | {
|
---|
1625 | switch(err) {
|
---|
1626 | case errSSLXCertChainInvalid:
|
---|
1627 | failf(data, "SSL certificate problem: Invalid certificate chain");
|
---|
1628 | return CURLE_SSL_CACERT;
|
---|
1629 | case errSSLUnknownRootCert:
|
---|
1630 | failf(data, "SSL certificate problem: Untrusted root certificate");
|
---|
1631 | return CURLE_SSL_CACERT;
|
---|
1632 | case errSSLNoRootCert:
|
---|
1633 | failf(data, "SSL certificate problem: No root certificate");
|
---|
1634 | return CURLE_SSL_CACERT;
|
---|
1635 | case errSSLCertExpired:
|
---|
1636 | failf(data, "SSL certificate problem: Certificate chain had an "
|
---|
1637 | "expired certificate");
|
---|
1638 | return CURLE_SSL_CACERT;
|
---|
1639 | case errSSLBadCert:
|
---|
1640 | failf(data, "SSL certificate problem: Couldn't understand the server "
|
---|
1641 | "certificate format");
|
---|
1642 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1643 | case errSSLHostNameMismatch:
|
---|
1644 | failf(data, "SSL certificate peer hostname mismatch");
|
---|
1645 | return CURLE_PEER_FAILED_VERIFICATION;
|
---|
1646 | default:
|
---|
1647 | failf(data, "SSL unexpected certificate error %d", err);
|
---|
1648 | return CURLE_SSL_CACERT;
|
---|
1649 | }
|
---|
1650 | }
|
---|
1651 |
|
---|
1652 | static int append_cert_to_array(struct SessionHandle *data,
|
---|
1653 | unsigned char *buf, size_t buflen,
|
---|
1654 | CFMutableArrayRef array)
|
---|
1655 | {
|
---|
1656 | CFDataRef certdata = CFDataCreate(kCFAllocatorDefault, buf, buflen);
|
---|
1657 | if(!certdata) {
|
---|
1658 | failf(data, "SSL: failed to allocate array for CA certificate");
|
---|
1659 | return CURLE_OUT_OF_MEMORY;
|
---|
1660 | }
|
---|
1661 |
|
---|
1662 | SecCertificateRef cacert =
|
---|
1663 | SecCertificateCreateWithData(kCFAllocatorDefault, certdata);
|
---|
1664 | CFRelease(certdata);
|
---|
1665 | if(!cacert) {
|
---|
1666 | failf(data, "SSL: failed to create SecCertificate from CA certificate");
|
---|
1667 | return CURLE_SSL_CACERT;
|
---|
1668 | }
|
---|
1669 |
|
---|
1670 | /* Check if cacert is valid. */
|
---|
1671 | CFStringRef subject = CopyCertSubject(cacert);
|
---|
1672 | if(subject) {
|
---|
1673 | char subject_cbuf[128];
|
---|
1674 | memset(subject_cbuf, 0, 128);
|
---|
1675 | if(!CFStringGetCString(subject,
|
---|
1676 | subject_cbuf,
|
---|
1677 | 128,
|
---|
1678 | kCFStringEncodingUTF8)) {
|
---|
1679 | CFRelease(cacert);
|
---|
1680 | failf(data, "SSL: invalid CA certificate subject");
|
---|
1681 | return CURLE_SSL_CACERT;
|
---|
1682 | }
|
---|
1683 | CFRelease(subject);
|
---|
1684 | }
|
---|
1685 | else {
|
---|
1686 | CFRelease(cacert);
|
---|
1687 | failf(data, "SSL: invalid CA certificate");
|
---|
1688 | return CURLE_SSL_CACERT;
|
---|
1689 | }
|
---|
1690 |
|
---|
1691 | CFArrayAppendValue(array, cacert);
|
---|
1692 | CFRelease(cacert);
|
---|
1693 |
|
---|
1694 | return CURLE_OK;
|
---|
1695 | }
|
---|
1696 |
|
---|
1697 | static int verify_cert(const char *cafile, struct SessionHandle *data,
|
---|
1698 | SSLContextRef ctx)
|
---|
1699 | {
|
---|
1700 | int n = 0, rc;
|
---|
1701 | long res;
|
---|
1702 | unsigned char *certbuf, *der;
|
---|
1703 | size_t buflen, derlen, offset = 0;
|
---|
1704 |
|
---|
1705 | if(read_cert(cafile, &certbuf, &buflen) < 0) {
|
---|
1706 | failf(data, "SSL: failed to read or invalid CA certificate");
|
---|
1707 | return CURLE_SSL_CACERT;
|
---|
1708 | }
|
---|
1709 |
|
---|
1710 | /*
|
---|
1711 | * Certbuf now contains the contents of the certificate file, which can be
|
---|
1712 | * - a single DER certificate,
|
---|
1713 | * - a single PEM certificate or
|
---|
1714 | * - a bunch of PEM certificates (certificate bundle).
|
---|
1715 | *
|
---|
1716 | * Go through certbuf, and convert any PEM certificate in it into DER
|
---|
1717 | * format.
|
---|
1718 | */
|
---|
1719 | CFMutableArrayRef array = CFArrayCreateMutable(kCFAllocatorDefault, 0,
|
---|
1720 | &kCFTypeArrayCallBacks);
|
---|
1721 | if(array == NULL) {
|
---|
1722 | free(certbuf);
|
---|
1723 | failf(data, "SSL: out of memory creating CA certificate array");
|
---|
1724 | return CURLE_OUT_OF_MEMORY;
|
---|
1725 | }
|
---|
1726 |
|
---|
1727 | while(offset < buflen) {
|
---|
1728 | n++;
|
---|
1729 |
|
---|
1730 | /*
|
---|
1731 | * Check if the certificate is in PEM format, and convert it to DER. If
|
---|
1732 | * this fails, we assume the certificate is in DER format.
|
---|
1733 | */
|
---|
1734 | res = pem_to_der((const char *)certbuf + offset, &der, &derlen);
|
---|
1735 | if(res < 0) {
|
---|
1736 | free(certbuf);
|
---|
1737 | CFRelease(array);
|
---|
1738 | failf(data, "SSL: invalid CA certificate #%d (offset %d) in bundle",
|
---|
1739 | n, offset);
|
---|
1740 | return CURLE_SSL_CACERT;
|
---|
1741 | }
|
---|
1742 | offset += res;
|
---|
1743 |
|
---|
1744 | if(res == 0 && offset == 0) {
|
---|
1745 | /* This is not a PEM file, probably a certificate in DER format. */
|
---|
1746 | rc = append_cert_to_array(data, certbuf, buflen, array);
|
---|
1747 | free(certbuf);
|
---|
1748 | if(rc != CURLE_OK) {
|
---|
1749 | CFRelease(array);
|
---|
1750 | return rc;
|
---|
1751 | }
|
---|
1752 | break;
|
---|
1753 | }
|
---|
1754 | else if(res == 0) {
|
---|
1755 | /* No more certificates in the bundle. */
|
---|
1756 | free(certbuf);
|
---|
1757 | break;
|
---|
1758 | }
|
---|
1759 |
|
---|
1760 | rc = append_cert_to_array(data, der, derlen, array);
|
---|
1761 | free(der);
|
---|
1762 | if(rc != CURLE_OK) {
|
---|
1763 | free(certbuf);
|
---|
1764 | CFRelease(array);
|
---|
1765 | return rc;
|
---|
1766 | }
|
---|
1767 | }
|
---|
1768 |
|
---|
1769 | SecTrustRef trust;
|
---|
1770 | OSStatus ret = SSLCopyPeerTrust(ctx, &trust);
|
---|
1771 | if(trust == NULL) {
|
---|
1772 | failf(data, "SSL: error getting certificate chain");
|
---|
1773 | CFRelease(array);
|
---|
1774 | return CURLE_OUT_OF_MEMORY;
|
---|
1775 | }
|
---|
1776 | else if(ret != noErr) {
|
---|
1777 | CFRelease(array);
|
---|
1778 | return sslerr_to_curlerr(data, ret);
|
---|
1779 | }
|
---|
1780 |
|
---|
1781 | ret = SecTrustSetAnchorCertificates(trust, array);
|
---|
1782 | if(ret != noErr) {
|
---|
1783 | CFRelease(trust);
|
---|
1784 | return sslerr_to_curlerr(data, ret);
|
---|
1785 | }
|
---|
1786 | ret = SecTrustSetAnchorCertificatesOnly(trust, true);
|
---|
1787 | if(ret != noErr) {
|
---|
1788 | CFRelease(trust);
|
---|
1789 | return sslerr_to_curlerr(data, ret);
|
---|
1790 | }
|
---|
1791 |
|
---|
1792 | SecTrustResultType trust_eval = 0;
|
---|
1793 | ret = SecTrustEvaluate(trust, &trust_eval);
|
---|
1794 | CFRelease(array);
|
---|
1795 | CFRelease(trust);
|
---|
1796 | if(ret != noErr) {
|
---|
1797 | return sslerr_to_curlerr(data, ret);
|
---|
1798 | }
|
---|
1799 |
|
---|
1800 | switch (trust_eval) {
|
---|
1801 | case kSecTrustResultUnspecified:
|
---|
1802 | case kSecTrustResultProceed:
|
---|
1803 | return CURLE_OK;
|
---|
1804 |
|
---|
1805 | case kSecTrustResultRecoverableTrustFailure:
|
---|
1806 | case kSecTrustResultDeny:
|
---|
1807 | default:
|
---|
1808 | failf(data, "SSL: certificate verification failed (result: %d)",
|
---|
1809 | trust_eval);
|
---|
1810 | return CURLE_PEER_FAILED_VERIFICATION;
|
---|
1811 | }
|
---|
1812 | }
|
---|
1813 |
|
---|
1814 | static CURLcode
|
---|
1815 | darwinssl_connect_step2(struct connectdata *conn, int sockindex)
|
---|
1816 | {
|
---|
1817 | struct SessionHandle *data = conn->data;
|
---|
1818 | struct ssl_connect_data *connssl = &conn->ssl[sockindex];
|
---|
1819 | OSStatus err;
|
---|
1820 | SSLCipherSuite cipher;
|
---|
1821 | SSLProtocol protocol = 0;
|
---|
1822 |
|
---|
1823 | DEBUGASSERT(ssl_connect_2 == connssl->connecting_state
|
---|
1824 | || ssl_connect_2_reading == connssl->connecting_state
|
---|
1825 | || ssl_connect_2_writing == connssl->connecting_state);
|
---|
1826 |
|
---|
1827 | /* Here goes nothing: */
|
---|
1828 | err = SSLHandshake(connssl->ssl_ctx);
|
---|
1829 |
|
---|
1830 | if(err != noErr) {
|
---|
1831 | switch (err) {
|
---|
1832 | case errSSLWouldBlock: /* they're not done with us yet */
|
---|
1833 | connssl->connecting_state = connssl->ssl_direction ?
|
---|
1834 | ssl_connect_2_writing : ssl_connect_2_reading;
|
---|
1835 | return CURLE_OK;
|
---|
1836 |
|
---|
1837 | /* The below is errSSLServerAuthCompleted; it's not defined in
|
---|
1838 | Leopard's headers */
|
---|
1839 | case -9841:
|
---|
1840 | if(data->set.str[STRING_SSL_CAFILE]) {
|
---|
1841 | int res = verify_cert(data->set.str[STRING_SSL_CAFILE], data,
|
---|
1842 | connssl->ssl_ctx);
|
---|
1843 | if(res != CURLE_OK)
|
---|
1844 | return res;
|
---|
1845 | }
|
---|
1846 | /* the documentation says we need to call SSLHandshake() again */
|
---|
1847 | return darwinssl_connect_step2(conn, sockindex);
|
---|
1848 |
|
---|
1849 | /* These are all certificate problems with the server: */
|
---|
1850 | case errSSLXCertChainInvalid:
|
---|
1851 | failf(data, "SSL certificate problem: Invalid certificate chain");
|
---|
1852 | return CURLE_SSL_CACERT;
|
---|
1853 | case errSSLUnknownRootCert:
|
---|
1854 | failf(data, "SSL certificate problem: Untrusted root certificate");
|
---|
1855 | return CURLE_SSL_CACERT;
|
---|
1856 | case errSSLNoRootCert:
|
---|
1857 | failf(data, "SSL certificate problem: No root certificate");
|
---|
1858 | return CURLE_SSL_CACERT;
|
---|
1859 | case errSSLCertExpired:
|
---|
1860 | failf(data, "SSL certificate problem: Certificate chain had an "
|
---|
1861 | "expired certificate");
|
---|
1862 | return CURLE_SSL_CACERT;
|
---|
1863 | case errSSLBadCert:
|
---|
1864 | failf(data, "SSL certificate problem: Couldn't understand the server "
|
---|
1865 | "certificate format");
|
---|
1866 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1867 |
|
---|
1868 | /* These are all certificate problems with the client: */
|
---|
1869 | case errSecAuthFailed:
|
---|
1870 | failf(data, "SSL authentication failed");
|
---|
1871 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1872 | case errSSLPeerHandshakeFail:
|
---|
1873 | failf(data, "SSL peer handshake failed, the server most likely "
|
---|
1874 | "requires a client certificate to connect");
|
---|
1875 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1876 | case errSSLPeerUnknownCA:
|
---|
1877 | failf(data, "SSL server rejected the client certificate due to "
|
---|
1878 | "the certificate being signed by an unknown certificate "
|
---|
1879 | "authority");
|
---|
1880 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1881 |
|
---|
1882 | /* This error is raised if the server's cert didn't match the server's
|
---|
1883 | host name: */
|
---|
1884 | case errSSLHostNameMismatch:
|
---|
1885 | failf(data, "SSL certificate peer verification failed, the "
|
---|
1886 | "certificate did not match \"%s\"\n", conn->host.dispname);
|
---|
1887 | return CURLE_PEER_FAILED_VERIFICATION;
|
---|
1888 |
|
---|
1889 | /* Generic handshake errors: */
|
---|
1890 | case errSSLConnectionRefused:
|
---|
1891 | failf(data, "Server dropped the connection during the SSL handshake");
|
---|
1892 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1893 | case errSSLClosedAbort:
|
---|
1894 | failf(data, "Server aborted the SSL handshake");
|
---|
1895 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1896 | case errSSLNegotiation:
|
---|
1897 | failf(data, "Could not negotiate an SSL cipher suite with the server");
|
---|
1898 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1899 | /* Sometimes paramErr happens with buggy ciphers: */
|
---|
1900 | case paramErr: case errSSLInternal:
|
---|
1901 | failf(data, "Internal SSL engine error encountered during the "
|
---|
1902 | "SSL handshake");
|
---|
1903 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1904 | case errSSLFatalAlert:
|
---|
1905 | failf(data, "Fatal SSL engine error encountered during the SSL "
|
---|
1906 | "handshake");
|
---|
1907 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1908 | default:
|
---|
1909 | failf(data, "Unknown SSL protocol error in connection to %s:%d",
|
---|
1910 | conn->host.name, err);
|
---|
1911 | return CURLE_SSL_CONNECT_ERROR;
|
---|
1912 | }
|
---|
1913 | }
|
---|
1914 | else {
|
---|
1915 | /* we have been connected fine, we're not waiting for anything else. */
|
---|
1916 | connssl->connecting_state = ssl_connect_3;
|
---|
1917 |
|
---|
1918 | /* Informational message */
|
---|
1919 | (void)SSLGetNegotiatedCipher(connssl->ssl_ctx, &cipher);
|
---|
1920 | (void)SSLGetNegotiatedProtocolVersion(connssl->ssl_ctx, &protocol);
|
---|
1921 | switch (protocol) {
|
---|
1922 | case kSSLProtocol2:
|
---|
1923 | infof(data, "SSL 2.0 connection using %s\n",
|
---|
1924 | SSLCipherNameForNumber(cipher));
|
---|
1925 | break;
|
---|
1926 | case kSSLProtocol3:
|
---|
1927 | infof(data, "SSL 3.0 connection using %s\n",
|
---|
1928 | SSLCipherNameForNumber(cipher));
|
---|
1929 | break;
|
---|
1930 | case kTLSProtocol1:
|
---|
1931 | infof(data, "TLS 1.0 connection using %s\n",
|
---|
1932 | TLSCipherNameForNumber(cipher));
|
---|
1933 | break;
|
---|
1934 | #if CURL_BUILD_MAC_10_8 || CURL_BUILD_IOS
|
---|
1935 | case kTLSProtocol11:
|
---|
1936 | infof(data, "TLS 1.1 connection using %s\n",
|
---|
1937 | TLSCipherNameForNumber(cipher));
|
---|
1938 | break;
|
---|
1939 | case kTLSProtocol12:
|
---|
1940 | infof(data, "TLS 1.2 connection using %s\n",
|
---|
1941 | TLSCipherNameForNumber(cipher));
|
---|
1942 | break;
|
---|
1943 | #endif
|
---|
1944 | default:
|
---|
1945 | infof(data, "Unknown protocol connection\n");
|
---|
1946 | break;
|
---|
1947 | }
|
---|
1948 |
|
---|
1949 | return CURLE_OK;
|
---|
1950 | }
|
---|
1951 | }
|
---|
1952 |
|
---|
1953 | static CURLcode
|
---|
1954 | darwinssl_connect_step3(struct connectdata *conn,
|
---|
1955 | int sockindex)
|
---|
1956 | {
|
---|
1957 | struct SessionHandle *data = conn->data;
|
---|
1958 | struct ssl_connect_data *connssl = &conn->ssl[sockindex];
|
---|
1959 | CFStringRef server_cert_summary;
|
---|
1960 | char server_cert_summary_c[128];
|
---|
1961 | CFArrayRef server_certs = NULL;
|
---|
1962 | SecCertificateRef server_cert;
|
---|
1963 | OSStatus err;
|
---|
1964 | CFIndex i, count;
|
---|
1965 | SecTrustRef trust = NULL;
|
---|
1966 |
|
---|
1967 | /* There is no step 3!
|
---|
1968 | * Well, okay, if verbose mode is on, let's print the details of the
|
---|
1969 | * server certificates. */
|
---|
1970 | #if CURL_BUILD_MAC_10_7 || CURL_BUILD_IOS
|
---|
1971 | #if CURL_BUILD_IOS
|
---|
1972 | #pragma unused(server_certs)
|
---|
1973 | err = SSLCopyPeerTrust(connssl->ssl_ctx, &trust);
|
---|
1974 | /* For some reason, SSLCopyPeerTrust() can return noErr and yet return
|
---|
1975 | a null trust, so be on guard for that: */
|
---|
1976 | if(err == noErr && trust) {
|
---|
1977 | count = SecTrustGetCertificateCount(trust);
|
---|
1978 | for(i = 0L ; i < count ; i++) {
|
---|
1979 | server_cert = SecTrustGetCertificateAtIndex(trust, i);
|
---|
1980 | server_cert_summary = CopyCertSubject(server_cert);
|
---|
1981 | memset(server_cert_summary_c, 0, 128);
|
---|
1982 | if(CFStringGetCString(server_cert_summary,
|
---|
1983 | server_cert_summary_c,
|
---|
1984 | 128,
|
---|
1985 | kCFStringEncodingUTF8)) {
|
---|
1986 | infof(data, "Server certificate: %s\n", server_cert_summary_c);
|
---|
1987 | }
|
---|
1988 | CFRelease(server_cert_summary);
|
---|
1989 | }
|
---|
1990 | CFRelease(trust);
|
---|
1991 | }
|
---|
1992 | #else
|
---|
1993 | /* SSLCopyPeerCertificates() is deprecated as of Mountain Lion.
|
---|
1994 | The function SecTrustGetCertificateAtIndex() is officially present
|
---|
1995 | in Lion, but it is unfortunately also present in Snow Leopard as
|
---|
1996 | private API and doesn't work as expected. So we have to look for
|
---|
1997 | a different symbol to make sure this code is only executed under
|
---|
1998 | Lion or later. */
|
---|
1999 | if(SecTrustEvaluateAsync != NULL) {
|
---|
2000 | #pragma unused(server_certs)
|
---|
2001 | err = SSLCopyPeerTrust(connssl->ssl_ctx, &trust);
|
---|
2002 | /* For some reason, SSLCopyPeerTrust() can return noErr and yet return
|
---|
2003 | a null trust, so be on guard for that: */
|
---|
2004 | if(err == noErr && trust) {
|
---|
2005 | count = SecTrustGetCertificateCount(trust);
|
---|
2006 | for(i = 0L ; i < count ; i++) {
|
---|
2007 | server_cert = SecTrustGetCertificateAtIndex(trust, i);
|
---|
2008 | server_cert_summary = CopyCertSubject(server_cert);
|
---|
2009 | memset(server_cert_summary_c, 0, 128);
|
---|
2010 | if(CFStringGetCString(server_cert_summary,
|
---|
2011 | server_cert_summary_c,
|
---|
2012 | 128,
|
---|
2013 | kCFStringEncodingUTF8)) {
|
---|
2014 | infof(data, "Server certificate: %s\n", server_cert_summary_c);
|
---|
2015 | }
|
---|
2016 | CFRelease(server_cert_summary);
|
---|
2017 | }
|
---|
2018 | CFRelease(trust);
|
---|
2019 | }
|
---|
2020 | }
|
---|
2021 | else {
|
---|
2022 | #if CURL_SUPPORT_MAC_10_8
|
---|
2023 | err = SSLCopyPeerCertificates(connssl->ssl_ctx, &server_certs);
|
---|
2024 | /* Just in case SSLCopyPeerCertificates() returns null too... */
|
---|
2025 | if(err == noErr && server_certs) {
|
---|
2026 | count = CFArrayGetCount(server_certs);
|
---|
2027 | for(i = 0L ; i < count ; i++) {
|
---|
2028 | server_cert = (SecCertificateRef)CFArrayGetValueAtIndex(server_certs,
|
---|
2029 | i);
|
---|
2030 |
|
---|
2031 | server_cert_summary = CopyCertSubject(server_cert);
|
---|
2032 | memset(server_cert_summary_c, 0, 128);
|
---|
2033 | if(CFStringGetCString(server_cert_summary,
|
---|
2034 | server_cert_summary_c,
|
---|
2035 | 128,
|
---|
2036 | kCFStringEncodingUTF8)) {
|
---|
2037 | infof(data, "Server certificate: %s\n", server_cert_summary_c);
|
---|
2038 | }
|
---|
2039 | CFRelease(server_cert_summary);
|
---|
2040 | }
|
---|
2041 | CFRelease(server_certs);
|
---|
2042 | }
|
---|
2043 | #endif /* CURL_SUPPORT_MAC_10_8 */
|
---|
2044 | }
|
---|
2045 | #endif /* CURL_BUILD_IOS */
|
---|
2046 | #else
|
---|
2047 | #pragma unused(trust)
|
---|
2048 | err = SSLCopyPeerCertificates(connssl->ssl_ctx, &server_certs);
|
---|
2049 | if(err == noErr) {
|
---|
2050 | count = CFArrayGetCount(server_certs);
|
---|
2051 | for(i = 0L ; i < count ; i++) {
|
---|
2052 | server_cert = (SecCertificateRef)CFArrayGetValueAtIndex(server_certs, i);
|
---|
2053 | server_cert_summary = CopyCertSubject(server_cert);
|
---|
2054 | memset(server_cert_summary_c, 0, 128);
|
---|
2055 | if(CFStringGetCString(server_cert_summary,
|
---|
2056 | server_cert_summary_c,
|
---|
2057 | 128,
|
---|
2058 | kCFStringEncodingUTF8)) {
|
---|
2059 | infof(data, "Server certificate: %s\n", server_cert_summary_c);
|
---|
2060 | }
|
---|
2061 | CFRelease(server_cert_summary);
|
---|
2062 | }
|
---|
2063 | CFRelease(server_certs);
|
---|
2064 | }
|
---|
2065 | #endif /* CURL_BUILD_MAC_10_7 || CURL_BUILD_IOS */
|
---|
2066 |
|
---|
2067 | connssl->connecting_state = ssl_connect_done;
|
---|
2068 | return CURLE_OK;
|
---|
2069 | }
|
---|
2070 |
|
---|
2071 | static Curl_recv darwinssl_recv;
|
---|
2072 | static Curl_send darwinssl_send;
|
---|
2073 |
|
---|
2074 | static CURLcode
|
---|
2075 | darwinssl_connect_common(struct connectdata *conn,
|
---|
2076 | int sockindex,
|
---|
2077 | bool nonblocking,
|
---|
2078 | bool *done)
|
---|
2079 | {
|
---|
2080 | CURLcode result;
|
---|
2081 | struct SessionHandle *data = conn->data;
|
---|
2082 | struct ssl_connect_data *connssl = &conn->ssl[sockindex];
|
---|
2083 | curl_socket_t sockfd = conn->sock[sockindex];
|
---|
2084 | long timeout_ms;
|
---|
2085 | int what;
|
---|
2086 |
|
---|
2087 | /* check if the connection has already been established */
|
---|
2088 | if(ssl_connection_complete == connssl->state) {
|
---|
2089 | *done = TRUE;
|
---|
2090 | return CURLE_OK;
|
---|
2091 | }
|
---|
2092 |
|
---|
2093 | if(ssl_connect_1==connssl->connecting_state) {
|
---|
2094 | /* Find out how much more time we're allowed */
|
---|
2095 | timeout_ms = Curl_timeleft(data, NULL, TRUE);
|
---|
2096 |
|
---|
2097 | if(timeout_ms < 0) {
|
---|
2098 | /* no need to continue if time already is up */
|
---|
2099 | failf(data, "SSL connection timeout");
|
---|
2100 | return CURLE_OPERATION_TIMEDOUT;
|
---|
2101 | }
|
---|
2102 |
|
---|
2103 | result = darwinssl_connect_step1(conn, sockindex);
|
---|
2104 | if(result)
|
---|
2105 | return result;
|
---|
2106 | }
|
---|
2107 |
|
---|
2108 | while(ssl_connect_2 == connssl->connecting_state ||
|
---|
2109 | ssl_connect_2_reading == connssl->connecting_state ||
|
---|
2110 | ssl_connect_2_writing == connssl->connecting_state) {
|
---|
2111 |
|
---|
2112 | /* check allowed time left */
|
---|
2113 | timeout_ms = Curl_timeleft(data, NULL, TRUE);
|
---|
2114 |
|
---|
2115 | if(timeout_ms < 0) {
|
---|
2116 | /* no need to continue if time already is up */
|
---|
2117 | failf(data, "SSL connection timeout");
|
---|
2118 | return CURLE_OPERATION_TIMEDOUT;
|
---|
2119 | }
|
---|
2120 |
|
---|
2121 | /* if ssl is expecting something, check if it's available. */
|
---|
2122 | if(connssl->connecting_state == ssl_connect_2_reading ||
|
---|
2123 | connssl->connecting_state == ssl_connect_2_writing) {
|
---|
2124 |
|
---|
2125 | curl_socket_t writefd = ssl_connect_2_writing ==
|
---|
2126 | connssl->connecting_state?sockfd:CURL_SOCKET_BAD;
|
---|
2127 | curl_socket_t readfd = ssl_connect_2_reading ==
|
---|
2128 | connssl->connecting_state?sockfd:CURL_SOCKET_BAD;
|
---|
2129 |
|
---|
2130 | what = Curl_socket_ready(readfd, writefd, nonblocking?0:timeout_ms);
|
---|
2131 | if(what < 0) {
|
---|
2132 | /* fatal error */
|
---|
2133 | failf(data, "select/poll on SSL socket, errno: %d", SOCKERRNO);
|
---|
2134 | return CURLE_SSL_CONNECT_ERROR;
|
---|
2135 | }
|
---|
2136 | else if(0 == what) {
|
---|
2137 | if(nonblocking) {
|
---|
2138 | *done = FALSE;
|
---|
2139 | return CURLE_OK;
|
---|
2140 | }
|
---|
2141 | else {
|
---|
2142 | /* timeout */
|
---|
2143 | failf(data, "SSL connection timeout");
|
---|
2144 | return CURLE_OPERATION_TIMEDOUT;
|
---|
2145 | }
|
---|
2146 | }
|
---|
2147 | /* socket is readable or writable */
|
---|
2148 | }
|
---|
2149 |
|
---|
2150 | /* Run transaction, and return to the caller if it failed or if this
|
---|
2151 | * connection is done nonblocking and this loop would execute again. This
|
---|
2152 | * permits the owner of a multi handle to abort a connection attempt
|
---|
2153 | * before step2 has completed while ensuring that a client using select()
|
---|
2154 | * or epoll() will always have a valid fdset to wait on.
|
---|
2155 | */
|
---|
2156 | result = darwinssl_connect_step2(conn, sockindex);
|
---|
2157 | if(result || (nonblocking &&
|
---|
2158 | (ssl_connect_2 == connssl->connecting_state ||
|
---|
2159 | ssl_connect_2_reading == connssl->connecting_state ||
|
---|
2160 | ssl_connect_2_writing == connssl->connecting_state)))
|
---|
2161 | return result;
|
---|
2162 |
|
---|
2163 | } /* repeat step2 until all transactions are done. */
|
---|
2164 |
|
---|
2165 |
|
---|
2166 | if(ssl_connect_3 == connssl->connecting_state) {
|
---|
2167 | result = darwinssl_connect_step3(conn, sockindex);
|
---|
2168 | if(result)
|
---|
2169 | return result;
|
---|
2170 | }
|
---|
2171 |
|
---|
2172 | if(ssl_connect_done == connssl->connecting_state) {
|
---|
2173 | connssl->state = ssl_connection_complete;
|
---|
2174 | conn->recv[sockindex] = darwinssl_recv;
|
---|
2175 | conn->send[sockindex] = darwinssl_send;
|
---|
2176 | *done = TRUE;
|
---|
2177 | }
|
---|
2178 | else
|
---|
2179 | *done = FALSE;
|
---|
2180 |
|
---|
2181 | /* Reset our connect state machine */
|
---|
2182 | connssl->connecting_state = ssl_connect_1;
|
---|
2183 |
|
---|
2184 | return CURLE_OK;
|
---|
2185 | }
|
---|
2186 |
|
---|
2187 | CURLcode
|
---|
2188 | Curl_darwinssl_connect_nonblocking(struct connectdata *conn,
|
---|
2189 | int sockindex,
|
---|
2190 | bool *done)
|
---|
2191 | {
|
---|
2192 | return darwinssl_connect_common(conn, sockindex, TRUE, done);
|
---|
2193 | }
|
---|
2194 |
|
---|
2195 | CURLcode
|
---|
2196 | Curl_darwinssl_connect(struct connectdata *conn,
|
---|
2197 | int sockindex)
|
---|
2198 | {
|
---|
2199 | CURLcode result;
|
---|
2200 | bool done = FALSE;
|
---|
2201 |
|
---|
2202 | result = darwinssl_connect_common(conn, sockindex, FALSE, &done);
|
---|
2203 |
|
---|
2204 | if(result)
|
---|
2205 | return result;
|
---|
2206 |
|
---|
2207 | DEBUGASSERT(done);
|
---|
2208 |
|
---|
2209 | return CURLE_OK;
|
---|
2210 | }
|
---|
2211 |
|
---|
2212 | void Curl_darwinssl_close(struct connectdata *conn, int sockindex)
|
---|
2213 | {
|
---|
2214 | struct ssl_connect_data *connssl = &conn->ssl[sockindex];
|
---|
2215 |
|
---|
2216 | if(connssl->ssl_ctx) {
|
---|
2217 | (void)SSLClose(connssl->ssl_ctx);
|
---|
2218 | #if CURL_BUILD_MAC_10_8 || CURL_BUILD_IOS
|
---|
2219 | if(SSLCreateContext != NULL)
|
---|
2220 | CFRelease(connssl->ssl_ctx);
|
---|
2221 | #if CURL_SUPPORT_MAC_10_8
|
---|
2222 | else
|
---|
2223 | (void)SSLDisposeContext(connssl->ssl_ctx);
|
---|
2224 | #endif /* CURL_SUPPORT_MAC_10_8 */
|
---|
2225 | #else
|
---|
2226 | (void)SSLDisposeContext(connssl->ssl_ctx);
|
---|
2227 | #endif /* CURL_BUILD_MAC_10_8 || CURL_BUILD_IOS */
|
---|
2228 | connssl->ssl_ctx = NULL;
|
---|
2229 | }
|
---|
2230 | connssl->ssl_sockfd = 0;
|
---|
2231 | }
|
---|
2232 |
|
---|
2233 | int Curl_darwinssl_shutdown(struct connectdata *conn, int sockindex)
|
---|
2234 | {
|
---|
2235 | struct ssl_connect_data *connssl = &conn->ssl[sockindex];
|
---|
2236 | struct SessionHandle *data = conn->data;
|
---|
2237 | ssize_t nread;
|
---|
2238 | int what;
|
---|
2239 | int rc;
|
---|
2240 | char buf[120];
|
---|
2241 |
|
---|
2242 | if(!connssl->ssl_ctx)
|
---|
2243 | return 0;
|
---|
2244 |
|
---|
2245 | if(data->set.ftp_ccc != CURLFTPSSL_CCC_ACTIVE)
|
---|
2246 | return 0;
|
---|
2247 |
|
---|
2248 | Curl_darwinssl_close(conn, sockindex);
|
---|
2249 |
|
---|
2250 | rc = 0;
|
---|
2251 |
|
---|
2252 | what = Curl_socket_ready(conn->sock[sockindex],
|
---|
2253 | CURL_SOCKET_BAD, SSL_SHUTDOWN_TIMEOUT);
|
---|
2254 |
|
---|
2255 | for(;;) {
|
---|
2256 | if(what < 0) {
|
---|
2257 | /* anything that gets here is fatally bad */
|
---|
2258 | failf(data, "select/poll on SSL socket, errno: %d", SOCKERRNO);
|
---|
2259 | rc = -1;
|
---|
2260 | break;
|
---|
2261 | }
|
---|
2262 |
|
---|
2263 | if(!what) { /* timeout */
|
---|
2264 | failf(data, "SSL shutdown timeout");
|
---|
2265 | break;
|
---|
2266 | }
|
---|
2267 |
|
---|
2268 | /* Something to read, let's do it and hope that it is the close
|
---|
2269 | notify alert from the server. No way to SSL_Read now, so use read(). */
|
---|
2270 |
|
---|
2271 | nread = read(conn->sock[sockindex], buf, sizeof(buf));
|
---|
2272 |
|
---|
2273 | if(nread < 0) {
|
---|
2274 | failf(data, "read: %s", strerror(errno));
|
---|
2275 | rc = -1;
|
---|
2276 | }
|
---|
2277 |
|
---|
2278 | if(nread <= 0)
|
---|
2279 | break;
|
---|
2280 |
|
---|
2281 | what = Curl_socket_ready(conn->sock[sockindex], CURL_SOCKET_BAD, 0);
|
---|
2282 | }
|
---|
2283 |
|
---|
2284 | return rc;
|
---|
2285 | }
|
---|
2286 |
|
---|
2287 | void Curl_darwinssl_session_free(void *ptr)
|
---|
2288 | {
|
---|
2289 | /* ST, as of iOS 5 and Mountain Lion, has no public method of deleting a
|
---|
2290 | cached session ID inside the Security framework. There is a private
|
---|
2291 | function that does this, but I don't want to have to explain to you why I
|
---|
2292 | got your application rejected from the App Store due to the use of a
|
---|
2293 | private API, so the best we can do is free up our own char array that we
|
---|
2294 | created way back in darwinssl_connect_step1... */
|
---|
2295 | Curl_safefree(ptr);
|
---|
2296 | }
|
---|
2297 |
|
---|
2298 | size_t Curl_darwinssl_version(char *buffer, size_t size)
|
---|
2299 | {
|
---|
2300 | return snprintf(buffer, size, "SecureTransport");
|
---|
2301 | }
|
---|
2302 |
|
---|
2303 | /*
|
---|
2304 | * This function uses SSLGetSessionState to determine connection status.
|
---|
2305 | *
|
---|
2306 | * Return codes:
|
---|
2307 | * 1 means the connection is still in place
|
---|
2308 | * 0 means the connection has been closed
|
---|
2309 | * -1 means the connection status is unknown
|
---|
2310 | */
|
---|
2311 | int Curl_darwinssl_check_cxn(struct connectdata *conn)
|
---|
2312 | {
|
---|
2313 | struct ssl_connect_data *connssl = &conn->ssl[FIRSTSOCKET];
|
---|
2314 | OSStatus err;
|
---|
2315 | SSLSessionState state;
|
---|
2316 |
|
---|
2317 | if(connssl->ssl_ctx) {
|
---|
2318 | err = SSLGetSessionState(connssl->ssl_ctx, &state);
|
---|
2319 | if(err == noErr)
|
---|
2320 | return state == kSSLConnected || state == kSSLHandshake;
|
---|
2321 | return -1;
|
---|
2322 | }
|
---|
2323 | return 0;
|
---|
2324 | }
|
---|
2325 |
|
---|
2326 | bool Curl_darwinssl_data_pending(const struct connectdata *conn,
|
---|
2327 | int connindex)
|
---|
2328 | {
|
---|
2329 | const struct ssl_connect_data *connssl = &conn->ssl[connindex];
|
---|
2330 | OSStatus err;
|
---|
2331 | size_t buffer;
|
---|
2332 |
|
---|
2333 | if(connssl->ssl_ctx) { /* SSL is in use */
|
---|
2334 | err = SSLGetBufferedReadSize(connssl->ssl_ctx, &buffer);
|
---|
2335 | if(err == noErr)
|
---|
2336 | return buffer > 0UL;
|
---|
2337 | return false;
|
---|
2338 | }
|
---|
2339 | else
|
---|
2340 | return false;
|
---|
2341 | }
|
---|
2342 |
|
---|
2343 | int Curl_darwinssl_random(unsigned char *entropy,
|
---|
2344 | size_t length)
|
---|
2345 | {
|
---|
2346 | /* arc4random_buf() isn't available on cats older than Lion, so let's
|
---|
2347 | do this manually for the benefit of the older cats. */
|
---|
2348 | size_t i;
|
---|
2349 | u_int32_t random_number = 0;
|
---|
2350 |
|
---|
2351 | for(i = 0 ; i < length ; i++) {
|
---|
2352 | if(i % sizeof(u_int32_t) == 0)
|
---|
2353 | random_number = arc4random();
|
---|
2354 | entropy[i] = random_number & 0xFF;
|
---|
2355 | random_number >>= 8;
|
---|
2356 | }
|
---|
2357 | i = random_number = 0;
|
---|
2358 | return 0;
|
---|
2359 | }
|
---|
2360 |
|
---|
2361 | void Curl_darwinssl_md5sum(unsigned char *tmp, /* input */
|
---|
2362 | size_t tmplen,
|
---|
2363 | unsigned char *md5sum, /* output */
|
---|
2364 | size_t md5len)
|
---|
2365 | {
|
---|
2366 | (void)md5len;
|
---|
2367 | (void)CC_MD5(tmp, (CC_LONG)tmplen, md5sum);
|
---|
2368 | }
|
---|
2369 |
|
---|
2370 | bool Curl_darwinssl_false_start(void) {
|
---|
2371 | #if CURL_BUILD_MAC_10_9 || CURL_BUILD_IOS_7
|
---|
2372 | if(SSLSetSessionOption != NULL)
|
---|
2373 | return TRUE;
|
---|
2374 | #endif
|
---|
2375 | return FALSE;
|
---|
2376 | }
|
---|
2377 |
|
---|
2378 | static ssize_t darwinssl_send(struct connectdata *conn,
|
---|
2379 | int sockindex,
|
---|
2380 | const void *mem,
|
---|
2381 | size_t len,
|
---|
2382 | CURLcode *curlcode)
|
---|
2383 | {
|
---|
2384 | /*struct SessionHandle *data = conn->data;*/
|
---|
2385 | struct ssl_connect_data *connssl = &conn->ssl[sockindex];
|
---|
2386 | size_t processed = 0UL;
|
---|
2387 | OSStatus err;
|
---|
2388 |
|
---|
2389 | /* The SSLWrite() function works a little differently than expected. The
|
---|
2390 | fourth argument (processed) is currently documented in Apple's
|
---|
2391 | documentation as: "On return, the length, in bytes, of the data actually
|
---|
2392 | written."
|
---|
2393 |
|
---|
2394 | Now, one could interpret that as "written to the socket," but actually,
|
---|
2395 | it returns the amount of data that was written to a buffer internal to
|
---|
2396 | the SSLContextRef instead. So it's possible for SSLWrite() to return
|
---|
2397 | errSSLWouldBlock and a number of bytes "written" because those bytes were
|
---|
2398 | encrypted and written to a buffer, not to the socket.
|
---|
2399 |
|
---|
2400 | So if this happens, then we need to keep calling SSLWrite() over and
|
---|
2401 | over again with no new data until it quits returning errSSLWouldBlock. */
|
---|
2402 |
|
---|
2403 | /* Do we have buffered data to write from the last time we were called? */
|
---|
2404 | if(connssl->ssl_write_buffered_length) {
|
---|
2405 | /* Write the buffered data: */
|
---|
2406 | err = SSLWrite(connssl->ssl_ctx, NULL, 0UL, &processed);
|
---|
2407 | switch (err) {
|
---|
2408 | case noErr:
|
---|
2409 | /* processed is always going to be 0 because we didn't write to
|
---|
2410 | the buffer, so return how much was written to the socket */
|
---|
2411 | processed = connssl->ssl_write_buffered_length;
|
---|
2412 | connssl->ssl_write_buffered_length = 0UL;
|
---|
2413 | break;
|
---|
2414 | case errSSLWouldBlock: /* argh, try again */
|
---|
2415 | *curlcode = CURLE_AGAIN;
|
---|
2416 | return -1L;
|
---|
2417 | default:
|
---|
2418 | failf(conn->data, "SSLWrite() returned error %d", err);
|
---|
2419 | *curlcode = CURLE_SEND_ERROR;
|
---|
2420 | return -1L;
|
---|
2421 | }
|
---|
2422 | }
|
---|
2423 | else {
|
---|
2424 | /* We've got new data to write: */
|
---|
2425 | err = SSLWrite(connssl->ssl_ctx, mem, len, &processed);
|
---|
2426 | if(err != noErr) {
|
---|
2427 | switch (err) {
|
---|
2428 | case errSSLWouldBlock:
|
---|
2429 | /* Data was buffered but not sent, we have to tell the caller
|
---|
2430 | to try sending again, and remember how much was buffered */
|
---|
2431 | connssl->ssl_write_buffered_length = len;
|
---|
2432 | *curlcode = CURLE_AGAIN;
|
---|
2433 | return -1L;
|
---|
2434 | default:
|
---|
2435 | failf(conn->data, "SSLWrite() returned error %d", err);
|
---|
2436 | *curlcode = CURLE_SEND_ERROR;
|
---|
2437 | return -1L;
|
---|
2438 | }
|
---|
2439 | }
|
---|
2440 | }
|
---|
2441 | return (ssize_t)processed;
|
---|
2442 | }
|
---|
2443 |
|
---|
2444 | static ssize_t darwinssl_recv(struct connectdata *conn,
|
---|
2445 | int num,
|
---|
2446 | char *buf,
|
---|
2447 | size_t buffersize,
|
---|
2448 | CURLcode *curlcode)
|
---|
2449 | {
|
---|
2450 | /*struct SessionHandle *data = conn->data;*/
|
---|
2451 | struct ssl_connect_data *connssl = &conn->ssl[num];
|
---|
2452 | size_t processed = 0UL;
|
---|
2453 | OSStatus err = SSLRead(connssl->ssl_ctx, buf, buffersize, &processed);
|
---|
2454 |
|
---|
2455 | if(err != noErr) {
|
---|
2456 | switch (err) {
|
---|
2457 | case errSSLWouldBlock: /* return how much we read (if anything) */
|
---|
2458 | if(processed)
|
---|
2459 | return (ssize_t)processed;
|
---|
2460 | *curlcode = CURLE_AGAIN;
|
---|
2461 | return -1L;
|
---|
2462 | break;
|
---|
2463 |
|
---|
2464 | /* errSSLClosedGraceful - server gracefully shut down the SSL session
|
---|
2465 | errSSLClosedNoNotify - server hung up on us instead of sending a
|
---|
2466 | closure alert notice, read() is returning 0
|
---|
2467 | Either way, inform the caller that the server disconnected. */
|
---|
2468 | case errSSLClosedGraceful:
|
---|
2469 | case errSSLClosedNoNotify:
|
---|
2470 | *curlcode = CURLE_OK;
|
---|
2471 | return -1L;
|
---|
2472 | break;
|
---|
2473 |
|
---|
2474 | default:
|
---|
2475 | failf(conn->data, "SSLRead() return error %d", err);
|
---|
2476 | *curlcode = CURLE_RECV_ERROR;
|
---|
2477 | return -1L;
|
---|
2478 | break;
|
---|
2479 | }
|
---|
2480 | }
|
---|
2481 | return (ssize_t)processed;
|
---|
2482 | }
|
---|
2483 |
|
---|
2484 | #endif /* USE_DARWINSSL */
|
---|