Changeset 632f3d4

Timestamp:

2012-04-10T09:14:58Z (13 years ago)

Author:

Wilmer van der Gaast <wilmer@…>

Branches:

master

Children:

58b65b33, 6d23c68

Parents:

9b767e9

Message:

Work-around for what turned out to be a GnuTLS bug (#938). From 3.0.13
until 3.0.18 gnutls_record_check_pending() returns non-0 even if the data
read so far is an incomplete record and can not yet be read. This can get
BitlBee's http_client stuck in a semi-infinite loop.

File:

• lib/ssl_gnutls.c (modified) (3 diffs)

lib/ssl_gnutls.c

@@ -69 +69 @@
 static void ssl_deinit( void );
 
+static void ssl_log( int level, const char *line )
+{
+        printf( "%d %s", level, line );
+}
+
 void ssl_init( void )
 {
@@ -84 +89 @@
         }
         initialized = TRUE;
+        
+        gnutls_global_set_log_function( ssl_log );
+        /*
+        gnutls_global_set_log_level( 3 );
+        */
         
         atexit( ssl_deinit );
@@ -367 +377 @@
                 return 0;
         }
+
+#if GNUTLS_VERSION_NUMBER >= 0x03000d && GNUTLS_VERSION_NUMBER <= 0x030012
+        if( ssl_errno == SSL_AGAIN )
+                return 0;
+#endif
         
         return gnutls_record_check_pending( ((struct scd*)conn)->session ) != 0;