1 files changed, 92 insertions, 0 deletions
diff --git a/protocols/Gadu-Gadu/src/keepalive.cpp b/protocols/Gadu-Gadu/src/keepalive.cpp
new file mode 100644
index 0000000000..02b661c222
--- /dev/null
+++ b/protocols/Gadu-Gadu/src/keepalive.cpp
@@ -0,0 +1,92 @@
+////////////////////////////////////////////////////////////////////////////////
+// Gadu-Gadu Plugin for Miranda IM
+//
+// Copyright (c) 2003-2006 Adam Strzelecki <ono+miranda@java.pl>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// as published by the Free Software Foundation; either version 2
+// of the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+////////////////////////////////////////////////////////////////////////////////
+
+#include "gg.h"
+
+/* NOTE: Eventhough SetTimer seems to support UINT_PTR for idEvent, it seems that TimerProc
+ * does not get full pointer but just 2 byte lower bytes.
+ */
+#define MAX_TIMERS 8
+GGPROTO *g_timers[MAX_TIMERS] = {NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL};
+
+static VOID CALLBACK gg_keepalive(HWND hwnd, UINT message, UINT_PTR idEvent, DWORD dwTime)
+{
+	int i;
+	
+	//Search for GGPROTO* context
+	for(i = 0; i < MAX_TIMERS; i++)
+		if (g_timers[i]->timer == idEvent)
+			break;
+
+	if (i < MAX_TIMERS)
+	{
+		GGPROTO *gg = g_timers[i];
+		if (gg->isonline())
+		{
+	#ifdef DEBUGMODE
+			gg->netlog("Sending keep-alive");
+	#endif
+			EnterCriticalSection(&gg->sess_mutex);
+			gg_ping(gg->sess);
+			LeaveCriticalSection(&gg->sess_mutex);
+		}
+	}
+}
+
+void GGPROTO::keepalive_init()
+{
+	if (db_get_b(NULL, m_szModuleName, GG_KEY_KEEPALIVE, GG_KEYDEF_KEEPALIVE))
+	{
+		int i;
+		for(i = 0; i < MAX_TIMERS && g_timers[i] != NULL; i++);
+		if (i < MAX_TIMERS)
+		{
+	#ifdef DEBUGMODE
+			netlog("gg_keepalive_init(): Initializing Timer %d", i);
+	#endif
+			timer = SetTimer(NULL, 0, 1000 * 30, gg_keepalive);
+			g_timers[i] = this;
+		}
+	}
+}
+
+void GGPROTO::keepalive_destroy()
+{
+#ifdef DEBUGMODE
+	netlog("gg_destroykeepalive(): Killing Timer");
+#endif
+	if (timer)
+	{
+		int i;
+		KillTimer(NULL, timer);
+		for(i = 0; i < MAX_TIMERS; i++)
+			if (g_timers[i] == this) {
+				g_timers[i] = NULL;
+				break;
+			}
+		timer = 0;
+#ifdef DEBUGMODE
+		netlog("gg_destroykeepalive(): Killed Timer %d", i);
+#endif
+	}
+#ifdef DEBUGMODE
+	netlog("gg_destroykeepalive(): End");
+#endif
+}