Xavier Bouchoux made the SSL connection non-blocking for the multi interface

(when using OpenSSL).

1 files changed, 15 insertions, 4 deletions

diff --git a/lib/urldata.h b/lib/urldata.h
index 6cb3729b9..1418f3e92 100644
--- a/lib/urldata.h
+++ b/lib/urldata.h
@@ -128,13 +128,23 @@ struct krb4buffer {
   int eof_flag;
 };
 enum protection_level {
-    prot_clear,
-    prot_safe,
-    prot_confidential,
-    prot_private
+  prot_clear,
+  prot_safe,
+  prot_confidential,
+  prot_private
 };
 #endif
 
+/* enum for the nonblocking SSL connection state machine */
+typedef enum {
+  ssl_connect_1,
+  ssl_connect_2,
+  ssl_connect_2_reading,
+  ssl_connect_2_writing,
+  ssl_connect_3,
+  ssl_connect_done
+} ssl_connect_state;
+
 /* struct for data related to each SSL connection */
 struct ssl_connect_data {
   bool use;        /* use ssl encrypted communications TRUE/FALSE */
@@ -143,6 +153,7 @@ struct ssl_connect_data {
   SSL_CTX* ctx;
   SSL*     handle;
   X509*    server_cert;
+  ssl_connect_state connecting_state;
 #endif /* USE_SSLEAY */
 #ifdef USE_GNUTLS
   gnutls_session session;