From 6cff8a3636b3316ca0589b68e8cc9d8ac6a6ee11 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Niels=20M=C3=B6ller?= <nisse@lysator.liu.se>
Date: Fri, 1 Aug 1997 09:34:17 +0200
Subject: [PATCH] Added a callback to be called when a bad packet is received.
Rev: lib/modules/SSL.pmod/connection.pike:1.6
---
lib/modules/SSL.pmod/connection.pike | 19 ++++++++++++++++++-
1 file changed, 18 insertions(+), 1 deletion(-)
diff --git a/lib/modules/SSL.pmod/connection.pike b/lib/modules/SSL.pmod/connection.pike
index 26b062f117..f2ba0b1d39 100644
--- a/lib/modules/SSL.pmod/connection.pike
+++ b/lib/modules/SSL.pmod/connection.pike
@@ -1,4 +1,4 @@
-/* $Id: connection.pike,v 1.5 1997/05/31 22:03:53 grubba Exp $
+/* $Id: connection.pike,v 1.6 1997/08/01 07:34:17 nisse Exp $
*
* SSL packet layer
*/
@@ -12,6 +12,8 @@ object packet;
int dying;
int closing;
+function(object,int|object,string:void) alert_callback;
+
inherit "constants";
inherit "handshake";
@@ -36,6 +38,16 @@ void create(int is_server)
current_write_state = State(this_object());
}
+/* Called with alert object, sequence number of bad packet,
+ * and raw data as arguments, if a bad packet is received.
+ *
+ * Can be used to support a fallback redirect https->http
+ */
+void set_alert_callback(function(object,int|object,string:void) callback)
+{
+ alert_callback = callback;
+}
+
object recv_packet(string data)
{
mixed res;
@@ -190,6 +202,9 @@ int handshake_finished = 0;
* -1 if a fatal error occured */
string|int got_data(string s)
{
+ /* If alert_callback is called, this data is passed as an argument */
+ string alert_context = (left_over || "") + s;
+
string res = "";
object packet;
while (packet = recv_packet(s))
@@ -202,6 +217,8 @@ string|int got_data(string s)
werror("SSL.connection: Bad received packet\n");
#endif
send_packet(packet);
+ if (alert_callback)
+ alert_callback(packet, current_read_state->seq_num, alert_context);
if (packet->level == ALERT_fatal)
return -1;
}
--
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