[164] | 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";
|
---|
| 387 | break;
|
---|
| 388 | case TLS_RSA_WITH_AES_256_CBC_SHA:
|
---|
| 389 | return "TLS_RSA_WITH_AES_256_CBC_SHA";
|
---|
| 390 | break;
|
---|
| 391 | case TLS_DH_DSS_WITH_AES_256_CBC_SHA:
|
---|
| 392 | return "TLS_DH_DSS_WITH_AES_256_CBC_SHA";
|
---|
| 393 | break;
|
---|
| 394 | case TLS_DH_RSA_WITH_AES_256_CBC_SHA:
|
---|
| 395 | return "TLS_DH_RSA_WITH_AES_256_CBC_SHA";
|
---|
| 396 | break;
|
---|
| 397 | case TLS_DHE_DSS_WITH_AES_256_CBC_SHA:
|
---|
| 398 | return "TLS_DHE_DSS_WITH_AES_256_CBC_SHA";
|
---|
| 399 | break;
|
---|
| 400 | case TLS_DHE_RSA_WITH_AES_256_CBC_SHA:
|
---|
| 401 | return "TLS_DHE_RSA_WITH_AES_256_CBC_SHA";
|
---|
| 402 | break;
|
---|
| 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 */
|
---|