/
curl_darwinssl.c
2474 lines (2290 loc) · 83 KB
/
curl_darwinssl.c
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/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 2012 - 2014, Nick Zitzmann, <nickzman@gmail.com>.
* Copyright (C) 2012 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
/*
* Source file for all iOS and Mac OS X SecureTransport-specific code for the
* TLS/SSL layer. No code but vtls.c should ever call or use these functions.
*/
#include "curl_setup.h"
#include "urldata.h" /* for the SessionHandle definition */
#include "curl_base64.h"
#include "strtok.h"
#ifdef USE_DARWINSSL
#ifdef HAVE_LIMITS_H
#include <limits.h>
#endif
#include <Security/Security.h>
#include <Security/SecureTransport.h>
#include <CoreFoundation/CoreFoundation.h>
#include <CommonCrypto/CommonDigest.h>
/* The Security framework has changed greatly between iOS and different OS X
versions, and we will try to support as many of them as we can (back to
Leopard and iOS 5) by using macros and weak-linking.
IMPORTANT: If TLS 1.1 and 1.2 support are important for you on OS X, then
you must build this project against the 10.8 SDK or later. */
#if (TARGET_OS_MAC && !(TARGET_OS_EMBEDDED || TARGET_OS_IPHONE))
#if MAC_OS_X_VERSION_MAX_ALLOWED < 1050
#error "The darwinssl back-end requires Leopard or later."
#endif /* MAC_OS_X_VERSION_MAX_ALLOWED < 1050 */
#define CURL_BUILD_IOS 0
#define CURL_BUILD_IOS_7 0
#define CURL_BUILD_MAC 1
/* This is the maximum API level we are allowed to use when building: */
#define CURL_BUILD_MAC_10_5 MAC_OS_X_VERSION_MAX_ALLOWED >= 1050
#define CURL_BUILD_MAC_10_6 MAC_OS_X_VERSION_MAX_ALLOWED >= 1060
#define CURL_BUILD_MAC_10_7 MAC_OS_X_VERSION_MAX_ALLOWED >= 1070
#define CURL_BUILD_MAC_10_8 MAC_OS_X_VERSION_MAX_ALLOWED >= 1080
#define CURL_BUILD_MAC_10_9 MAC_OS_X_VERSION_MAX_ALLOWED >= 1090
/* These macros mean "the following code is present to allow runtime backward
compatibility with at least this cat or earlier":
(You set this at build-time by setting the MACOSX_DEPLOYMENT_TARGET
environmental variable.) */
#define CURL_SUPPORT_MAC_10_5 MAC_OS_X_VERSION_MIN_REQUIRED <= 1050
#define CURL_SUPPORT_MAC_10_6 MAC_OS_X_VERSION_MIN_REQUIRED <= 1060
#define CURL_SUPPORT_MAC_10_7 MAC_OS_X_VERSION_MIN_REQUIRED <= 1070
#define CURL_SUPPORT_MAC_10_8 MAC_OS_X_VERSION_MIN_REQUIRED <= 1080
#define CURL_SUPPORT_MAC_10_9 MAC_OS_X_VERSION_MIN_REQUIRED <= 1090
#elif TARGET_OS_EMBEDDED || TARGET_OS_IPHONE
#define CURL_BUILD_IOS 1
#define CURL_BUILD_IOS_7 __IPHONE_OS_VERSION_MAX_ALLOWED >= 70000
#define CURL_BUILD_MAC 0
#define CURL_BUILD_MAC_10_5 0
#define CURL_BUILD_MAC_10_6 0
#define CURL_BUILD_MAC_10_7 0
#define CURL_BUILD_MAC_10_8 0
#define CURL_SUPPORT_MAC_10_5 0
#define CURL_SUPPORT_MAC_10_6 0
#define CURL_SUPPORT_MAC_10_7 0
#define CURL_SUPPORT_MAC_10_8 0
#else
#error "The darwinssl back-end requires iOS or OS X."
#endif /* (TARGET_OS_MAC && !(TARGET_OS_EMBEDDED || TARGET_OS_IPHONE)) */
#if CURL_BUILD_MAC
#include <sys/sysctl.h>
#endif /* CURL_BUILD_MAC */
#include "urldata.h"
#include "sendf.h"
#include "inet_pton.h"
#include "connect.h"
#include "select.h"
#include "vtls.h"
#include "curl_darwinssl.h"
#define _MPRINTF_REPLACE /* use our functions only */
#include <curl/mprintf.h>
#include "curl_memory.h"
/* The last #include file should be: */
#include "memdebug.h"
/* From MacTypes.h (which we can't include because it isn't present in iOS: */
#define ioErr -36
#define paramErr -50
/* The following two functions were ripped from Apple sample code,
* with some modifications: */
static OSStatus SocketRead(SSLConnectionRef connection,
void *data, /* owned by
* caller, data
* RETURNED */
size_t *dataLength) /* IN/OUT */
{
size_t bytesToGo = *dataLength;
size_t initLen = bytesToGo;
UInt8 *currData = (UInt8 *)data;
/*int sock = *(int *)connection;*/
struct ssl_connect_data *connssl = (struct ssl_connect_data *)connection;
int sock = connssl->ssl_sockfd;
OSStatus rtn = noErr;
size_t bytesRead;
ssize_t rrtn;
int theErr;
*dataLength = 0;
for(;;) {
bytesRead = 0;
rrtn = read(sock, currData, bytesToGo);
if(rrtn <= 0) {
/* this is guesswork... */
theErr = errno;
if(rrtn == 0) { /* EOF = server hung up */
/* the framework will turn this into errSSLClosedNoNotify */
rtn = errSSLClosedGraceful;
}
else /* do the switch */
switch(theErr) {
case ENOENT:
/* connection closed */
rtn = errSSLClosedGraceful;
break;
case ECONNRESET:
rtn = errSSLClosedAbort;
break;
case EAGAIN:
rtn = errSSLWouldBlock;
connssl->ssl_direction = false;
break;
default:
rtn = ioErr;
break;
}
break;
}
else {
bytesRead = rrtn;
}
bytesToGo -= bytesRead;
currData += bytesRead;
if(bytesToGo == 0) {
/* filled buffer with incoming data, done */
break;
}
}
*dataLength = initLen - bytesToGo;
return rtn;
}
static OSStatus SocketWrite(SSLConnectionRef connection,
const void *data,
size_t *dataLength) /* IN/OUT */
{
size_t bytesSent = 0;
/*int sock = *(int *)connection;*/
struct ssl_connect_data *connssl = (struct ssl_connect_data *)connection;
int sock = connssl->ssl_sockfd;
ssize_t length;
size_t dataLen = *dataLength;
const UInt8 *dataPtr = (UInt8 *)data;
OSStatus ortn;
int theErr;
*dataLength = 0;
do {
length = write(sock,
(char*)dataPtr + bytesSent,
dataLen - bytesSent);
} while((length > 0) &&
( (bytesSent += length) < dataLen) );
if(length <= 0) {
theErr = errno;
if(theErr == EAGAIN) {
ortn = errSSLWouldBlock;
connssl->ssl_direction = true;
}
else {
ortn = ioErr;
}
}
else {
ortn = noErr;
}
*dataLength = bytesSent;
return ortn;
}
CF_INLINE const char *SSLCipherNameForNumber(SSLCipherSuite cipher) {
switch (cipher) {
/* SSL version 3.0 */
case SSL_RSA_WITH_NULL_MD5:
return "SSL_RSA_WITH_NULL_MD5";
break;
case SSL_RSA_WITH_NULL_SHA:
return "SSL_RSA_WITH_NULL_SHA";
break;
case SSL_RSA_EXPORT_WITH_RC4_40_MD5:
return "SSL_RSA_EXPORT_WITH_RC4_40_MD5";
break;
case SSL_RSA_WITH_RC4_128_MD5:
return "SSL_RSA_WITH_RC4_128_MD5";
break;
case SSL_RSA_WITH_RC4_128_SHA:
return "SSL_RSA_WITH_RC4_128_SHA";
break;
case SSL_RSA_EXPORT_WITH_RC2_CBC_40_MD5:
return "SSL_RSA_EXPORT_WITH_RC2_CBC_40_MD5";
break;
case SSL_RSA_WITH_IDEA_CBC_SHA:
return "SSL_RSA_WITH_IDEA_CBC_SHA";
break;
case SSL_RSA_EXPORT_WITH_DES40_CBC_SHA:
return "SSL_RSA_EXPORT_WITH_DES40_CBC_SHA";
break;
case SSL_RSA_WITH_DES_CBC_SHA:
return "SSL_RSA_WITH_DES_CBC_SHA";
break;
case SSL_RSA_WITH_3DES_EDE_CBC_SHA:
return "SSL_RSA_WITH_3DES_EDE_CBC_SHA";
break;
case SSL_DH_DSS_EXPORT_WITH_DES40_CBC_SHA:
return "SSL_DH_DSS_EXPORT_WITH_DES40_CBC_SHA";
break;
case SSL_DH_DSS_WITH_DES_CBC_SHA:
return "SSL_DH_DSS_WITH_DES_CBC_SHA";
break;
case SSL_DH_DSS_WITH_3DES_EDE_CBC_SHA:
return "SSL_DH_DSS_WITH_3DES_EDE_CBC_SHA";
break;
case SSL_DH_RSA_EXPORT_WITH_DES40_CBC_SHA:
return "SSL_DH_RSA_EXPORT_WITH_DES40_CBC_SHA";
break;
case SSL_DH_RSA_WITH_DES_CBC_SHA:
return "SSL_DH_RSA_WITH_DES_CBC_SHA";
break;
case SSL_DH_RSA_WITH_3DES_EDE_CBC_SHA:
return "SSL_DH_RSA_WITH_3DES_EDE_CBC_SHA";
break;
case SSL_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA:
return "SSL_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA";
break;
case SSL_DHE_DSS_WITH_DES_CBC_SHA:
return "SSL_DHE_DSS_WITH_DES_CBC_SHA";
break;
case SSL_DHE_DSS_WITH_3DES_EDE_CBC_SHA:
return "SSL_DHE_DSS_WITH_3DES_EDE_CBC_SHA";
break;
case SSL_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA:
return "SSL_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA";
break;
case SSL_DHE_RSA_WITH_DES_CBC_SHA:
return "SSL_DHE_RSA_WITH_DES_CBC_SHA";
break;
case SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA:
return "SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA";
break;
case SSL_DH_anon_EXPORT_WITH_RC4_40_MD5:
return "SSL_DH_anon_EXPORT_WITH_RC4_40_MD5";
break;
case SSL_DH_anon_WITH_RC4_128_MD5:
return "SSL_DH_anon_WITH_RC4_128_MD5";
break;
case SSL_DH_anon_EXPORT_WITH_DES40_CBC_SHA:
return "SSL_DH_anon_EXPORT_WITH_DES40_CBC_SHA";
break;
case SSL_DH_anon_WITH_DES_CBC_SHA:
return "SSL_DH_anon_WITH_DES_CBC_SHA";
break;
case SSL_DH_anon_WITH_3DES_EDE_CBC_SHA:
return "SSL_DH_anon_WITH_3DES_EDE_CBC_SHA";
break;
case SSL_FORTEZZA_DMS_WITH_NULL_SHA:
return "SSL_FORTEZZA_DMS_WITH_NULL_SHA";
break;
case SSL_FORTEZZA_DMS_WITH_FORTEZZA_CBC_SHA:
return "SSL_FORTEZZA_DMS_WITH_FORTEZZA_CBC_SHA";
break;
/* TLS 1.0 with AES (RFC 3268)
(Apparently these are used in SSLv3 implementations as well.) */
case TLS_RSA_WITH_AES_128_CBC_SHA:
return "TLS_RSA_WITH_AES_128_CBC_SHA";
break;
case TLS_DH_DSS_WITH_AES_128_CBC_SHA:
return "TLS_DH_DSS_WITH_AES_128_CBC_SHA";
break;
case TLS_DH_RSA_WITH_AES_128_CBC_SHA:
return "TLS_DH_RSA_WITH_AES_128_CBC_SHA";
break;
case TLS_DHE_DSS_WITH_AES_128_CBC_SHA:
return "TLS_DHE_DSS_WITH_AES_128_CBC_SHA";
break;
case TLS_DHE_RSA_WITH_AES_128_CBC_SHA:
return "TLS_DHE_RSA_WITH_AES_128_CBC_SHA";
break;
case TLS_DH_anon_WITH_AES_128_CBC_SHA:
return "TLS_DH_anon_WITH_AES_128_CBC_SHA";
break;
case TLS_RSA_WITH_AES_256_CBC_SHA:
return "TLS_RSA_WITH_AES_256_CBC_SHA";
break;
case TLS_DH_DSS_WITH_AES_256_CBC_SHA:
return "TLS_DH_DSS_WITH_AES_256_CBC_SHA";
break;
case TLS_DH_RSA_WITH_AES_256_CBC_SHA:
return "TLS_DH_RSA_WITH_AES_256_CBC_SHA";
break;
case TLS_DHE_DSS_WITH_AES_256_CBC_SHA:
return "TLS_DHE_DSS_WITH_AES_256_CBC_SHA";
break;
case TLS_DHE_RSA_WITH_AES_256_CBC_SHA:
return "TLS_DHE_RSA_WITH_AES_256_CBC_SHA";
break;
case TLS_DH_anon_WITH_AES_256_CBC_SHA:
return "TLS_DH_anon_WITH_AES_256_CBC_SHA";
break;
/* SSL version 2.0 */
case SSL_RSA_WITH_RC2_CBC_MD5:
return "SSL_RSA_WITH_RC2_CBC_MD5";
break;
case SSL_RSA_WITH_IDEA_CBC_MD5:
return "SSL_RSA_WITH_IDEA_CBC_MD5";
break;
case SSL_RSA_WITH_DES_CBC_MD5:
return "SSL_RSA_WITH_DES_CBC_MD5";
break;
case SSL_RSA_WITH_3DES_EDE_CBC_MD5:
return "SSL_RSA_WITH_3DES_EDE_CBC_MD5";
break;
}
return "SSL_NULL_WITH_NULL_NULL";
}
CF_INLINE const char *TLSCipherNameForNumber(SSLCipherSuite cipher) {
switch(cipher) {
/* TLS 1.0 with AES (RFC 3268) */
case TLS_RSA_WITH_AES_128_CBC_SHA:
return "TLS_RSA_WITH_AES_128_CBC_SHA";
break;
case TLS_DH_DSS_WITH_AES_128_CBC_SHA:
return "TLS_DH_DSS_WITH_AES_128_CBC_SHA";
break;
case TLS_DH_RSA_WITH_AES_128_CBC_SHA:
return "TLS_DH_RSA_WITH_AES_128_CBC_SHA";
break;
case TLS_DHE_DSS_WITH_AES_128_CBC_SHA:
return "TLS_DHE_DSS_WITH_AES_128_CBC_SHA";
break;
case TLS_DHE_RSA_WITH_AES_128_CBC_SHA:
return "TLS_DHE_RSA_WITH_AES_128_CBC_SHA";
break;
case TLS_DH_anon_WITH_AES_128_CBC_SHA:
return "TLS_DH_anon_WITH_AES_128_CBC_SHA";
break;
case TLS_RSA_WITH_AES_256_CBC_SHA:
return "TLS_RSA_WITH_AES_256_CBC_SHA";
break;
case TLS_DH_DSS_WITH_AES_256_CBC_SHA:
return "TLS_DH_DSS_WITH_AES_256_CBC_SHA";
break;
case TLS_DH_RSA_WITH_AES_256_CBC_SHA:
return "TLS_DH_RSA_WITH_AES_256_CBC_SHA";
break;
case TLS_DHE_DSS_WITH_AES_256_CBC_SHA:
return "TLS_DHE_DSS_WITH_AES_256_CBC_SHA";
break;
case TLS_DHE_RSA_WITH_AES_256_CBC_SHA:
return "TLS_DHE_RSA_WITH_AES_256_CBC_SHA";
break;
case TLS_DH_anon_WITH_AES_256_CBC_SHA:
return "TLS_DH_anon_WITH_AES_256_CBC_SHA";
break;
#if CURL_BUILD_MAC_10_6 || CURL_BUILD_IOS
/* TLS 1.0 with ECDSA (RFC 4492) */
case TLS_ECDH_ECDSA_WITH_NULL_SHA:
return "TLS_ECDH_ECDSA_WITH_NULL_SHA";
break;
case TLS_ECDH_ECDSA_WITH_RC4_128_SHA:
return "TLS_ECDH_ECDSA_WITH_RC4_128_SHA";
break;
case TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA:
return "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA";
break;
case TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA:
return "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA";
break;
case TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA:
return "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA";
break;
case TLS_ECDHE_ECDSA_WITH_NULL_SHA:
return "TLS_ECDHE_ECDSA_WITH_NULL_SHA";
break;
case TLS_ECDHE_ECDSA_WITH_RC4_128_SHA:
return "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA";
break;
case TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA:
return "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA";
break;
case TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA:
return "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA";
break;
case TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA:
return "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA";
break;
case TLS_ECDH_RSA_WITH_NULL_SHA:
return "TLS_ECDH_RSA_WITH_NULL_SHA";
break;
case TLS_ECDH_RSA_WITH_RC4_128_SHA:
return "TLS_ECDH_RSA_WITH_RC4_128_SHA";
break;
case TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA:
return "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA";
break;
case TLS_ECDH_RSA_WITH_AES_128_CBC_SHA:
return "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA";
break;
case TLS_ECDH_RSA_WITH_AES_256_CBC_SHA:
return "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA";
break;
case TLS_ECDHE_RSA_WITH_NULL_SHA:
return "TLS_ECDHE_RSA_WITH_NULL_SHA";
break;
case TLS_ECDHE_RSA_WITH_RC4_128_SHA:
return "TLS_ECDHE_RSA_WITH_RC4_128_SHA";
break;
case TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA:
return "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA";
break;
case TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA:
return "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA";
break;
case TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA:
return "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA";
break;
case TLS_ECDH_anon_WITH_NULL_SHA:
return "TLS_ECDH_anon_WITH_NULL_SHA";
break;
case TLS_ECDH_anon_WITH_RC4_128_SHA:
return "TLS_ECDH_anon_WITH_RC4_128_SHA";
break;
case TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA:
return "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA";
break;
case TLS_ECDH_anon_WITH_AES_128_CBC_SHA:
return "TLS_ECDH_anon_WITH_AES_128_CBC_SHA";
break;
case TLS_ECDH_anon_WITH_AES_256_CBC_SHA:
return "TLS_ECDH_anon_WITH_AES_256_CBC_SHA";
break;
#endif /* CURL_BUILD_MAC_10_6 || CURL_BUILD_IOS */
#if CURL_BUILD_MAC_10_8 || CURL_BUILD_IOS
/* TLS 1.2 (RFC 5246) */
case TLS_RSA_WITH_NULL_MD5:
return "TLS_RSA_WITH_NULL_MD5";
break;
case TLS_RSA_WITH_NULL_SHA:
return "TLS_RSA_WITH_NULL_SHA";
break;
case TLS_RSA_WITH_RC4_128_MD5:
return "TLS_RSA_WITH_RC4_128_MD5";
break;
case TLS_RSA_WITH_RC4_128_SHA:
return "TLS_RSA_WITH_RC4_128_SHA";
break;
case TLS_RSA_WITH_3DES_EDE_CBC_SHA:
return "TLS_RSA_WITH_3DES_EDE_CBC_SHA";
break;
case TLS_RSA_WITH_NULL_SHA256:
return "TLS_RSA_WITH_NULL_SHA256";
break;
case TLS_RSA_WITH_AES_128_CBC_SHA256:
return "TLS_RSA_WITH_AES_128_CBC_SHA256";
break;
case TLS_RSA_WITH_AES_256_CBC_SHA256:
return "TLS_RSA_WITH_AES_256_CBC_SHA256";
break;
case TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA:
return "TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA";
break;
case TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA:
return "TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA";
break;
case TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA:
return "TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA";
break;
case TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA:
return "TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA";
break;
case TLS_DH_DSS_WITH_AES_128_CBC_SHA256:
return "TLS_DH_DSS_WITH_AES_128_CBC_SHA256";
break;
case TLS_DH_RSA_WITH_AES_128_CBC_SHA256:
return "TLS_DH_RSA_WITH_AES_128_CBC_SHA256";
break;
case TLS_DHE_DSS_WITH_AES_128_CBC_SHA256:
return "TLS_DHE_DSS_WITH_AES_128_CBC_SHA256";
break;
case TLS_DHE_RSA_WITH_AES_128_CBC_SHA256:
return "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256";
break;
case TLS_DH_DSS_WITH_AES_256_CBC_SHA256:
return "TLS_DH_DSS_WITH_AES_256_CBC_SHA256";
break;
case TLS_DH_RSA_WITH_AES_256_CBC_SHA256:
return "TLS_DH_RSA_WITH_AES_256_CBC_SHA256";
break;
case TLS_DHE_DSS_WITH_AES_256_CBC_SHA256:
return "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256";
break;
case TLS_DHE_RSA_WITH_AES_256_CBC_SHA256:
return "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256";
break;
case TLS_DH_anon_WITH_RC4_128_MD5:
return "TLS_DH_anon_WITH_RC4_128_MD5";
break;
case TLS_DH_anon_WITH_3DES_EDE_CBC_SHA:
return "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA";
break;
case TLS_DH_anon_WITH_AES_128_CBC_SHA256:
return "TLS_DH_anon_WITH_AES_128_CBC_SHA256";
break;
case TLS_DH_anon_WITH_AES_256_CBC_SHA256:
return "TLS_DH_anon_WITH_AES_256_CBC_SHA256";
break;
/* TLS 1.2 with AES GCM (RFC 5288) */
case TLS_RSA_WITH_AES_128_GCM_SHA256:
return "TLS_RSA_WITH_AES_128_GCM_SHA256";
break;
case TLS_RSA_WITH_AES_256_GCM_SHA384:
return "TLS_RSA_WITH_AES_256_GCM_SHA384";
break;
case TLS_DHE_RSA_WITH_AES_128_GCM_SHA256:
return "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256";
break;
case TLS_DHE_RSA_WITH_AES_256_GCM_SHA384:
return "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384";
break;
case TLS_DH_RSA_WITH_AES_128_GCM_SHA256:
return "TLS_DH_RSA_WITH_AES_128_GCM_SHA256";
break;
case TLS_DH_RSA_WITH_AES_256_GCM_SHA384:
return "TLS_DH_RSA_WITH_AES_256_GCM_SHA384";
break;
case TLS_DHE_DSS_WITH_AES_128_GCM_SHA256:
return "TLS_DHE_DSS_WITH_AES_128_GCM_SHA256";
break;
case TLS_DHE_DSS_WITH_AES_256_GCM_SHA384:
return "TLS_DHE_DSS_WITH_AES_256_GCM_SHA384";
break;
case TLS_DH_DSS_WITH_AES_128_GCM_SHA256:
return "TLS_DH_DSS_WITH_AES_128_GCM_SHA256";
break;
case TLS_DH_DSS_WITH_AES_256_GCM_SHA384:
return "TLS_DH_DSS_WITH_AES_256_GCM_SHA384";
break;
case TLS_DH_anon_WITH_AES_128_GCM_SHA256:
return "TLS_DH_anon_WITH_AES_128_GCM_SHA256";
break;
case TLS_DH_anon_WITH_AES_256_GCM_SHA384:
return "TLS_DH_anon_WITH_AES_256_GCM_SHA384";
break;
/* TLS 1.2 with elliptic curve ciphers (RFC 5289) */
case TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256:
return "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256";
break;
case TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384:
return "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384";
break;
case TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256:
return "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256";
break;
case TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384:
return "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384";
break;
case TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256:
return "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256";
break;
case TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384:
return "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384";
break;
case TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256:
return "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256";
break;
case TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384:
return "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384";
break;
case TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256:
return "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256";
break;
case TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384:
return "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384";
break;
case TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256:
return "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256";
break;
case TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384:
return "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384";
break;
case TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256:
return "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256";
break;
case TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384:
return "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384";
break;
case TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256:
return "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256";
break;
case TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384:
return "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384";
break;
case TLS_EMPTY_RENEGOTIATION_INFO_SCSV:
return "TLS_EMPTY_RENEGOTIATION_INFO_SCSV";
break;
#else
case SSL_RSA_WITH_NULL_MD5:
return "TLS_RSA_WITH_NULL_MD5";
break;
case SSL_RSA_WITH_NULL_SHA:
return "TLS_RSA_WITH_NULL_SHA";
break;
case SSL_RSA_WITH_RC4_128_MD5:
return "TLS_RSA_WITH_RC4_128_MD5";
break;
case SSL_RSA_WITH_RC4_128_SHA:
return "TLS_RSA_WITH_RC4_128_SHA";
break;
case SSL_RSA_WITH_3DES_EDE_CBC_SHA:
return "TLS_RSA_WITH_3DES_EDE_CBC_SHA";
break;
case SSL_DH_anon_WITH_RC4_128_MD5:
return "TLS_DH_anon_WITH_RC4_128_MD5";
break;
case SSL_DH_anon_WITH_3DES_EDE_CBC_SHA:
return "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA";
break;
#endif /* CURL_BUILD_MAC_10_8 || CURL_BUILD_IOS */
#if CURL_BUILD_MAC_10_9 || CURL_BUILD_IOS_7
/* TLS PSK (RFC 4279): */
case TLS_PSK_WITH_RC4_128_SHA:
return "TLS_PSK_WITH_RC4_128_SHA";
break;
case TLS_PSK_WITH_3DES_EDE_CBC_SHA:
return "TLS_PSK_WITH_3DES_EDE_CBC_SHA";
break;
case TLS_PSK_WITH_AES_128_CBC_SHA:
return "TLS_PSK_WITH_AES_128_CBC_SHA";
break;
case TLS_PSK_WITH_AES_256_CBC_SHA:
return "TLS_PSK_WITH_AES_256_CBC_SHA";
break;
case TLS_DHE_PSK_WITH_RC4_128_SHA:
return "TLS_DHE_PSK_WITH_RC4_128_SHA";
break;
case TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA:
return "TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA";
break;
case TLS_DHE_PSK_WITH_AES_128_CBC_SHA:
return "TLS_DHE_PSK_WITH_AES_128_CBC_SHA";
break;
case TLS_DHE_PSK_WITH_AES_256_CBC_SHA:
return "TLS_DHE_PSK_WITH_AES_256_CBC_SHA";
break;
case TLS_RSA_PSK_WITH_RC4_128_SHA:
return "TLS_RSA_PSK_WITH_RC4_128_SHA";
break;
case TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA:
return "TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA";
break;
case TLS_RSA_PSK_WITH_AES_128_CBC_SHA:
return "TLS_RSA_PSK_WITH_AES_128_CBC_SHA";
break;
case TLS_RSA_PSK_WITH_AES_256_CBC_SHA:
return "TLS_RSA_PSK_WITH_AES_256_CBC_SHA";
break;
/* More TLS PSK (RFC 4785): */
case TLS_PSK_WITH_NULL_SHA:
return "TLS_PSK_WITH_NULL_SHA";
break;
case TLS_DHE_PSK_WITH_NULL_SHA:
return "TLS_DHE_PSK_WITH_NULL_SHA";
break;
case TLS_RSA_PSK_WITH_NULL_SHA:
return "TLS_RSA_PSK_WITH_NULL_SHA";
break;
/* Even more TLS PSK (RFC 5487): */
case TLS_PSK_WITH_AES_128_GCM_SHA256:
return "TLS_PSK_WITH_AES_128_GCM_SHA256";
break;
case TLS_PSK_WITH_AES_256_GCM_SHA384:
return "TLS_PSK_WITH_AES_256_GCM_SHA384";
break;
case TLS_DHE_PSK_WITH_AES_128_GCM_SHA256:
return "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256";
break;
case TLS_DHE_PSK_WITH_AES_256_GCM_SHA384:
return "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384";
break;
case TLS_RSA_PSK_WITH_AES_128_GCM_SHA256:
return "TLS_RSA_PSK_WITH_AES_128_GCM_SHA256";
break;
case TLS_RSA_PSK_WITH_AES_256_GCM_SHA384:
return "TLS_PSK_WITH_AES_256_GCM_SHA384";
break;
case TLS_PSK_WITH_AES_128_CBC_SHA256:
return "TLS_PSK_WITH_AES_128_CBC_SHA256";
break;
case TLS_PSK_WITH_AES_256_CBC_SHA384:
return "TLS_PSK_WITH_AES_256_CBC_SHA384";
break;
case TLS_PSK_WITH_NULL_SHA256:
return "TLS_PSK_WITH_NULL_SHA256";
break;
case TLS_PSK_WITH_NULL_SHA384:
return "TLS_PSK_WITH_NULL_SHA384";
break;
case TLS_DHE_PSK_WITH_AES_128_CBC_SHA256:
return "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256";
break;
case TLS_DHE_PSK_WITH_AES_256_CBC_SHA384:
return "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384";
break;
case TLS_DHE_PSK_WITH_NULL_SHA256:
return "TLS_DHE_PSK_WITH_NULL_SHA256";
break;
case TLS_DHE_PSK_WITH_NULL_SHA384:
return "TLS_RSA_PSK_WITH_NULL_SHA384";
break;
case TLS_RSA_PSK_WITH_AES_128_CBC_SHA256:
return "TLS_RSA_PSK_WITH_AES_128_CBC_SHA256";
break;
case TLS_RSA_PSK_WITH_AES_256_CBC_SHA384:
return "TLS_RSA_PSK_WITH_AES_256_CBC_SHA384";
break;
case TLS_RSA_PSK_WITH_NULL_SHA256:
return "TLS_RSA_PSK_WITH_NULL_SHA256";
break;
case TLS_RSA_PSK_WITH_NULL_SHA384:
return "TLS_RSA_PSK_WITH_NULL_SHA384";
break;
#endif /* CURL_BUILD_MAC_10_9 || CURL_BUILD_IOS_7 */
}
return "TLS_NULL_WITH_NULL_NULL";
}
#if CURL_BUILD_MAC
CF_INLINE void GetDarwinVersionNumber(int *major, int *minor)
{
int mib[2];
char *os_version;
size_t os_version_len;
char *os_version_major, *os_version_minor/*, *os_version_point*/;
char *tok_buf;
/* Get the Darwin kernel version from the kernel using sysctl(): */
mib[0] = CTL_KERN;
mib[1] = KERN_OSRELEASE;
if(sysctl(mib, 2, NULL, &os_version_len, NULL, 0) == -1)
return;
os_version = malloc(os_version_len*sizeof(char));
if(!os_version)
return;
if(sysctl(mib, 2, os_version, &os_version_len, NULL, 0) == -1) {
free(os_version);
return;
}
/* Parse the version: */
os_version_major = strtok_r(os_version, ".", &tok_buf);
os_version_minor = strtok_r(NULL, ".", &tok_buf);
/*os_version_point = strtok_r(NULL, ".", &tok_buf);*/
*major = atoi(os_version_major);
*minor = atoi(os_version_minor);
free(os_version);
}
#endif /* CURL_BUILD_MAC */
/* Apple provides a myriad of ways of getting information about a certificate
into a string. Some aren't available under iOS or newer cats. So here's
a unified function for getting a string describing the certificate that
ought to work in all cats starting with Leopard. */
CF_INLINE CFStringRef CopyCertSubject(SecCertificateRef cert)
{
CFStringRef server_cert_summary = CFSTR("(null)");
#if CURL_BUILD_IOS
/* iOS: There's only one way to do this. */
server_cert_summary = SecCertificateCopySubjectSummary(cert);
#else
#if CURL_BUILD_MAC_10_7
/* Lion & later: Get the long description if we can. */
if(SecCertificateCopyLongDescription != NULL)
server_cert_summary =
SecCertificateCopyLongDescription(NULL, cert, NULL);
else
#endif /* CURL_BUILD_MAC_10_7 */
#if CURL_BUILD_MAC_10_6
/* Snow Leopard: Get the certificate summary. */
if(SecCertificateCopySubjectSummary != NULL)
server_cert_summary = SecCertificateCopySubjectSummary(cert);
else
#endif /* CURL_BUILD_MAC_10_6 */
/* Leopard is as far back as we go... */
(void)SecCertificateCopyCommonName(cert, &server_cert_summary);
#endif /* CURL_BUILD_IOS */
return server_cert_summary;
}
#if CURL_SUPPORT_MAC_10_6
/* The SecKeychainSearch API was deprecated in Lion, and using it will raise
deprecation warnings, so let's not compile this unless it's necessary: */
static OSStatus CopyIdentityWithLabelOldSchool(char *label,
SecIdentityRef *out_c_a_k)
{
OSStatus status = errSecItemNotFound;
SecKeychainAttributeList attr_list;
SecKeychainAttribute attr;
SecKeychainSearchRef search = NULL;
SecCertificateRef cert = NULL;
/* Set up the attribute list: */
attr_list.count = 1L;
attr_list.attr = &attr;
/* Set up our lone search criterion: */
attr.tag = kSecLabelItemAttr;
attr.data = label;
attr.length = (UInt32)strlen(label);
/* Start searching: */
status = SecKeychainSearchCreateFromAttributes(NULL,
kSecCertificateItemClass,
&attr_list,
&search);
if(status == noErr) {
status = SecKeychainSearchCopyNext(search,
(SecKeychainItemRef *)&cert);
if(status == noErr && cert) {
/* If we found a certificate, does it have a private key? */
status = SecIdentityCreateWithCertificate(NULL, cert, out_c_a_k);
CFRelease(cert);
}
}
if(search)
CFRelease(search);
return status;
}
#endif /* CURL_SUPPORT_MAC_10_6 */
static OSStatus CopyIdentityWithLabel(char *label,
SecIdentityRef *out_cert_and_key)
{
OSStatus status = errSecItemNotFound;
#if CURL_BUILD_MAC_10_7 || CURL_BUILD_IOS
/* SecItemCopyMatching() was introduced in iOS and Snow Leopard.
kSecClassIdentity was introduced in Lion. If both exist, let's use them
to find the certificate. */
if(SecItemCopyMatching != NULL && kSecClassIdentity != NULL) {
CFTypeRef keys[4];
CFTypeRef values[4];
CFDictionaryRef query_dict;
CFStringRef label_cf = CFStringCreateWithCString(NULL, label,
kCFStringEncodingUTF8);
/* Set up our search criteria and expected results: */
values[0] = kSecClassIdentity; /* we want a certificate and a key */
keys[0] = kSecClass;
values[1] = kCFBooleanTrue; /* we want a reference */
keys[1] = kSecReturnRef;
values[2] = kSecMatchLimitOne; /* one is enough, thanks */
keys[2] = kSecMatchLimit;
/* identity searches need a SecPolicyRef in order to work */
values[3] = SecPolicyCreateSSL(false, label_cf);
keys[3] = kSecMatchPolicy;
query_dict = CFDictionaryCreate(NULL, (const void **)keys,
(const void **)values, 4L,
&kCFCopyStringDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
CFRelease(values[3]);
CFRelease(label_cf);
/* Do we have a match? */
status = SecItemCopyMatching(query_dict, (CFTypeRef *)out_cert_and_key);
CFRelease(query_dict);
}
else {
#if CURL_SUPPORT_MAC_10_6
/* On Leopard and Snow Leopard, fall back to SecKeychainSearch. */
status = CopyIdentityWithLabelOldSchool(label, out_cert_and_key);
#endif /* CURL_SUPPORT_MAC_10_7 */
}
#elif CURL_SUPPORT_MAC_10_6
/* For developers building on older cats, we have no choice but to fall back
to SecKeychainSearch. */
status = CopyIdentityWithLabelOldSchool(label, out_cert_and_key);
#endif /* CURL_BUILD_MAC_10_7 || CURL_BUILD_IOS */
return status;
}
static OSStatus CopyIdentityFromPKCS12File(const char *cPath,
const char *cPassword,
SecIdentityRef *out_cert_and_key)
{
OSStatus status = errSecItemNotFound;
CFURLRef pkcs_url = CFURLCreateFromFileSystemRepresentation(NULL,
(const UInt8 *)cPath, strlen(cPath), false);
CFStringRef password = cPassword ? CFStringCreateWithCString(NULL,
cPassword, kCFStringEncodingUTF8) : NULL;
CFDataRef pkcs_data = NULL;
/* We can import P12 files on iOS or OS X 10.7 or later: */
/* These constants are documented as having first appeared in 10.6 but they
raise linker errors when used on that cat for some reason. */
#if CURL_BUILD_MAC_10_7 || CURL_BUILD_IOS
if(CFURLCreateDataAndPropertiesFromResource(NULL, pkcs_url, &pkcs_data,
NULL, NULL, &status)) {
const void *cKeys[] = {kSecImportExportPassphrase};
const void *cValues[] = {password};
CFDictionaryRef options = CFDictionaryCreate(NULL, cKeys, cValues,
password ? 1L : 0L, NULL, NULL);
CFArrayRef items = NULL;
/* Here we go: */
status = SecPKCS12Import(pkcs_data, options, &items);
if(status == noErr && items && CFArrayGetCount(items)) {
CFDictionaryRef identity_and_trust = CFArrayGetValueAtIndex(items, 0L);
const void *temp_identity = CFDictionaryGetValue(identity_and_trust,
kSecImportItemIdentity);
/* Retain the identity; we don't care about any other data... */
CFRetain(temp_identity);
*out_cert_and_key = (SecIdentityRef)temp_identity;
}
if(items)
CFRelease(items);
CFRelease(options);
CFRelease(pkcs_data);
}
#endif /* CURL_BUILD_MAC_10_7 || CURL_BUILD_IOS */
if(password)
CFRelease(password);
CFRelease(pkcs_url);
return status;
}
/* This code was borrowed from nss.c, with some modifications:
* Determine whether the nickname passed in is a filename that needs to
* be loaded as a PEM or a regular NSS nickname.
*
* returns 1 for a file
* returns 0 for not a file
*/
CF_INLINE bool is_file(const char *filename)
{
struct_stat st;
if(filename == NULL)
return false;
if(stat(filename, &st) == 0)
return S_ISREG(st.st_mode);
return false;
}