From 83367f67de9584b91570bcb53a153b8aa496d455 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Tue, 21 Mar 2006 21:54:44 +0000
Subject: Xavier Bouchoux made the SSL connection non-blocking for the multi
 interface (when using OpenSSL).

---
 lib/urldata.h | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

(limited to 'lib/urldata.h')

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;
-- 
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