Add first game data sending code. Check the client version when connecting.

Subversion-branch: /trunk/chocolate-doom
Subversion-revision: 312

1 files changed, 20 insertions, 1 deletions

diff --git a/src/net_server.c b/src/net_server.c
index 31ea03ea..a84c53a2 100644
--- a/src/net_server.c
+++ b/src/net_server.c
@@ -1,7 +1,7 @@
 // Emacs style mode select   -*- C++ -*- 
 //-----------------------------------------------------------------------------
 //
-// $Id: net_server.c 285 2006-01-12 02:18:59Z fraggle $
+// $Id: net_server.c 312 2006-01-21 14:16:49Z fraggle $
 //
 // Copyright(C) 2005 Simon Howard
 //
@@ -21,6 +21,9 @@
 // 02111-1307, USA.
 //
 // $Log$
+// Revision 1.22  2006/01/21 14:16:49  fraggle
+// Add first game data sending code. Check the client version when connecting.
+//
 // Revision 1.21  2006/01/12 02:18:59  fraggle
 // Only start new games when in the waiting-for-start state.
 //
@@ -105,6 +108,8 @@
 #include <stdlib.h>
 #include <string.h>
 
+#include "config.h"
+
 #include "doomdef.h"
 #include "doomstat.h"
 #include "i_system.h"
@@ -268,6 +273,7 @@ static void NET_SV_ParseSYN(net_packet_t *packet,
     unsigned int magic;
     unsigned int cl_gamemode, cl_gamemission;
     char *player_name;
+    char *client_version;
     int i;
 
     // read the magic number
@@ -300,6 +306,13 @@ static void NET_SV_ParseSYN(net_packet_t *packet,
     {
         return;
     }
+
+    client_version = NET_ReadString(packet);
+
+    if (client_version == NULL)
+    {
+        return;
+    }
     
     // received a valid SYN
 
@@ -358,6 +371,12 @@ static void NET_SV_ParseSYN(net_packet_t *packet,
             return;
         }
 
+        if (strcmp(client_version, PACKAGE_STRING) != 0)
+        {
+            NET_SV_SendReject(addr, "Different versions cannot play a network game!");
+            return;
+        }
+
         // Adopt the game mode and mission of the first connecting client
 
         if (num_clients == 0)