diff options
| -rw-r--r-- | lib/gtls.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/lib/gtls.c b/lib/gtls.c index a98a7e87c..c64c8c4b4 100644 --- a/lib/gtls.c +++ b/lib/gtls.c @@ -80,15 +80,17 @@ static void tls_log_func(int level, const char *str) #endif static bool gtls_inited = FALSE; +#undef MAP_WINSOCK_ERRORS #if defined(GNUTLS_VERSION_NUMBER) # if (GNUTLS_VERSION_NUMBER >= 0x020c00) # undef gnutls_transport_set_lowat # define gnutls_transport_set_lowat(A,B) Curl_nop_stmt # define USE_GNUTLS_PRIORITY_SET_DIRECT 1 # endif -# if (GNUTLS_VERSION_NUMBER >= 0x020c03) -# undef gnutls_transport_set_global_errno -# define gnutls_transport_set_global_errno(A) SET_ERRNO((A)) +# if (GNUTLS_VERSION_NUMBER < 0x020c03) +# ifdef USE_WINSOCK +# define MAP_WINSOCK_ERRORS +# endif # endif #endif @@ -100,6 +102,7 @@ static bool gtls_inited = FALSE; * us to get specific about the fourth "flags" argument, and to use arbitrary * private data with gnutls_transport_set_ptr if we wish. * + * For old gnutls versions, curl must translate Winsock errors: * When these custom push and pull callbacks fail, GNU TLS checks its own * session-specific error variable, and when not set also its own global * errno variable, in order to take appropriate action. GNU TLS does not @@ -111,7 +114,7 @@ static bool gtls_inited = FALSE; * error translation must take place in these callbacks. */ -#ifdef USE_WINSOCK +#ifdef MAP_WINSOCK_ERRORS # define gtls_EINTR 4 # define gtls_EIO 5 # define gtls_EAGAIN 11 @@ -132,7 +135,7 @@ static int gtls_mapped_sockerrno(void) static ssize_t Curl_gtls_push(void *s, const void *buf, size_t len) { ssize_t ret = swrite(GNUTLS_POINTER_TO_INT_CAST(s), buf, len); -#ifdef USE_WINSOCK +#ifdef MAP_WINSOCK_ERRORS if(ret < 0) gnutls_transport_set_global_errno(gtls_mapped_sockerrno()); #endif @@ -142,7 +145,7 @@ static ssize_t Curl_gtls_push(void *s, const void *buf, size_t len) static ssize_t Curl_gtls_pull(void *s, void *buf, size_t len) { ssize_t ret = sread(GNUTLS_POINTER_TO_INT_CAST(s), buf, len); -#ifdef USE_WINSOCK +#ifdef MAP_WINSOCK_ERRORS if(ret < 0) gnutls_transport_set_global_errno(gtls_mapped_sockerrno()); #endif |