darwinsssl: add support for TLS False Start

TLS False Start support requires iOS 7.0 or later, or OS X 10.9 or later.
This commit is contained in:
Nick Zitzmann 2015-03-21 12:22:56 -05:00
parent ed429b72d7
commit 7f5a170442
4 changed files with 18 additions and 4 deletions

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@ -569,7 +569,8 @@ mode where a TLS client will start sending application data before verifying
the server's Finished message, thus saving a round trip when performing a full
handshake.
This is currently only implemented in the NSS backend.
This is currently only implemented in the NSS and Secure Transport (on iOS 7.0
or later, or OS X 10.9 or later) backends.
(Added in 7.42.0)
.IP "-f, --fail"
(HTTP) Fail silently (no output at all) on server errors. This is mostly done

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@ -41,8 +41,8 @@ All TLS based protocols: HTTPS, FTPS, IMAPS, POP3, SMTPS etc.
.SH EXAMPLE
TODO
.SH AVAILABILITY
Added in 7.42.0. This option is currently only supported by the NSS TLS
backend.
Added in 7.42.0. This option is currently only supported by the NSS and
Secure Transport (on iOS 7.0 or later, or OS X 10.9 or later) TLS backends.
.SH RETURN VALUE
Returns CURLE_OK if false start is supported by the SSL backend, otherwise
returns CURLE_NOT_BUILT_IN.

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@ -1459,9 +1459,12 @@ static CURLcode darwinssl_connect_step1(struct connectdata *conn,
#if CURL_BUILD_MAC_10_9 || CURL_BUILD_IOS_7
/* We want to enable 1/n-1 when using a CBC cipher unless the user
specifically doesn't want us doing that: */
if(SSLSetSessionOption != NULL)
if(SSLSetSessionOption != NULL) {
SSLSetSessionOption(connssl->ssl_ctx, kSSLSessionOptionSendOneByteRecord,
!data->set.ssl_enable_beast);
SSLSetSessionOption(connssl->ssl_ctx, kSSLSessionOptionFalseStart,
data->set.ssl.falsestart); /* false start support */
}
#endif /* CURL_BUILD_MAC_10_9 || CURL_BUILD_IOS_7 */
/* Check if there's a cached ID we can/should use here! */
@ -2364,6 +2367,14 @@ void Curl_darwinssl_md5sum(unsigned char *tmp, /* input */
(void)CC_MD5(tmp, (CC_LONG)tmplen, md5sum);
}
bool Curl_darwinssl_false_start(void) {
#if CURL_BUILD_MAC_10_9 || CURL_BUILD_IOS_7
if(SSLSetSessionOption != NULL)
return TRUE;
#endif
return FALSE;
}
static ssize_t darwinssl_send(struct connectdata *conn,
int sockindex,
const void *mem,

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@ -48,6 +48,7 @@ void Curl_darwinssl_md5sum(unsigned char *tmp, /* input */
size_t tmplen,
unsigned char *md5sum, /* output */
size_t md5len);
bool Curl_darwinssl_false_start(void);
/* Set the API backend definition to SecureTransport */
#define CURL_SSL_BACKEND CURLSSLBACKEND_DARWINSSL
@ -69,6 +70,7 @@ void Curl_darwinssl_md5sum(unsigned char *tmp, /* input */
#define curlssl_data_pending(x,y) Curl_darwinssl_data_pending(x, y)
#define curlssl_random(x,y,z) ((void)x, Curl_darwinssl_random(y,z))
#define curlssl_md5sum(a,b,c,d) Curl_darwinssl_md5sum(a,b,c,d)
#define curlssl_false_start() Curl_darwinssl_false_start()
#endif /* USE_DARWINSSL */
#endif /* HEADER_CURL_DARWINSSL_H */