# HG changeset patch
# User Mikael Berthe <mikael@lilotux.net>
# Date 1268342856 -3600
# Node ID c4f67e2e675f652298334402490a9ee85ba0d225
# Parent  b7574de9ae4bc8335a59b10d10dc2c11e98dcc19
Randomize reconnection delay
Conforming to rfc3920bis, 4.5:
"The time that expires before an entity first seeks to reconnect MUST be
randomized"
(We should still increase the delay if the reconnection keeps failing.)

diff -r b7574de9ae4b -r c4f67e2e675f mcabber/mcabber/xmpp.c
--- a/mcabber/mcabber/xmpp.c	Thu Mar 11 21:53:46 2010 +0100
+++ b/mcabber/mcabber/xmpp.c	Thu Mar 11 22:27:36 2010 +0100
@@ -882,7 +882,8 @@
 {
   xmpp_disconnect();
   if (AutoConnection)
-    g_timeout_add_seconds(RECONNECTION_TIMEOUT, xmpp_reconnect, NULL);
+    g_timeout_add_seconds(RECONNECTION_TIMEOUT + (random() % 90L),
+                          xmpp_reconnect, NULL);
 }
 
 static void connection_open_cb(LmConnection *connection, gboolean success,
@@ -1707,12 +1708,14 @@
   if (!resource)
     resource = resource_prefix;
 
+  // Initialize pseudo-random seed
+  srandom(time(NULL));
+
   if (!settings_opt_get("disable_random_resource")) {
 #if HAVE_ARC4RANDOM
     dynresource = g_strdup_printf("%s.%08x", resource, arc4random());
 #else
     unsigned int tab[2];
-    srandom(time(NULL));
     tab[0] = (unsigned int) (0xffff * (random() / (RAND_MAX + 1.0)));
     tab[1] = (unsigned int) (0xffff * (random() / (RAND_MAX + 1.0)));
     dynresource = g_strdup_printf("%s.%04x%04x", resource, tab[0], tab[1]);