From ca6cbf19ecdc5c9d5c5fb6cef3ae411cffc71589 Mon Sep 17 00:00:00 2001
From: fcolin
Date: Mon, 13 Jun 2005 11:19:43 +0000
Subject: Ajout keepalive sur les sockets

---
 src/ivy.c       |  5 ++---
 src/ivysocket.c | 13 ++++++++++++-
 src/ivysocket.h |  2 +-
 3 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/src/ivy.c b/src/ivy.c
index 303c737..ce9b2e8 100644
--- a/src/ivy.c
+++ b/src/ivy.c
@@ -309,8 +309,7 @@ static int MsgCall (const char *message, MsgSndPtr msg,  Client client)
 }
 
 
-static int
-ClientCall (IvyClientPtr clnt, const char *message)
+static int ClientCall (IvyClientPtr clnt, const char *message)
 {
 	MsgSndPtr msg;
 	int match_count = 0;
@@ -555,6 +554,7 @@ static IvyClientPtr SendService( Client client )
 	IVY_LIST_ADD( clients, clnt )
 	if ( clnt )
 		{
+		SocketKeepAlive ( client, 1 );
 		clnt->msg_send = 0;
 		clnt->client = client;
 		clnt->app_name = strdup("Unknown");
@@ -610,7 +610,6 @@ static void *ClientCreate( Client client )
 	SocketGetRemoteHost( client, &remotehost, &remoteport );
 	printf("Connexion de %s:%hu\n", remotehost, remoteport );
 #endif //DEBUG
-
 	return SendService (client);
 }
 
diff --git a/src/ivysocket.c b/src/ivysocket.c
index 50a4483..d777350 100644
--- a/src/ivysocket.c
+++ b/src/ivysocket.c
@@ -641,7 +641,18 @@ void SocketSendBroadcast (Client client, unsigned long host, unsigned short port
 		perror ("*** send ***");
 	}	va_end (ap );
 }
-
+void SocketKeepAlive( Client client,int keepalive )
+{
+	int alive = keepalive;
+	if (setsockopt(client->fd,SOL_SOCKET,SO_KEEPALIVE,(char*)&alive,sizeof(alive)) < 0)
+		{
+#ifdef WIN32
+		fprintf(stderr," setsockopt %d\n",WSAGetLastError());
+#endif
+		perror ("*** set socket option SO_KEEPALIVE ***");
+		exit(0);
+		} 
+}
 /* Socket Multicast */
 
 int SocketAddMember(Client client, unsigned long host )
diff --git a/src/ivysocket.h b/src/ivysocket.h
index 312f6b9..b57a632 100644
--- a/src/ivysocket.h
+++ b/src/ivysocket.h
@@ -65,7 +65,7 @@ extern unsigned short SocketServerGetPort( Server server );
 extern void SocketServerClose( Server server );
 
 /* Client Part */
-
+extern void SocketKeepAlive( Client client,int keepalive );
 extern void SocketClose( Client client );
 extern void SocketSend( Client client, char *fmt, ... );
 extern void SocketSendRaw( Client client, char *buffer, int len );
-- 
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