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Track memory used by packet data to help detect memory leaks

Subversion-branch: /trunk/chocolate-doom
Subversion-revision: 385

--- a/src/net_packet.c

+++ b/src/net_packet.c

@@ -1,7 +1,7 @@

 // Emacs style mode select   -*- C++ -*- 

 //-----------------------------------------------------------------------------

 //

-// $Id: net_packet.c 287 2006-01-13 02:20:12Z fraggle $

+// $Id: net_packet.c 385 2006-02-23 23:41:13Z fraggle $

 //

 // Copyright(C) 2005 Simon Howard

 //

@@ -21,6 +21,9 @@

 // 02111-1307, USA.

 //

 // $Log$

+// Revision 1.4  2006/02/23 23:41:13  fraggle

+// Track memory used by packet data to help detect memory leaks

+//

 // Revision 1.3  2006/01/13 02:20:12  fraggle

 // Signed integer read functions.  Use these when reading ticcmd diffs.

 //

@@ -40,6 +43,8 @@

 #include "net_packet.h"

 #include "z_zone.h"

+static int total_packet_memory = 0;

+

 net_packet_t *NET_NewPacket(int initial_size)

 {

     net_packet_t *packet;

@@ -54,6 +59,11 @@

     packet->len = 0;

     packet->pos = 0;

+    total_packet_memory += sizeof(net_packet_t) + initial_size;

+

+    //printf("total packet memory: %i bytes\n", total_packet_memory);

+    //printf("%p: allocated\n", packet);

+

     return packet;

 }

@@ -72,6 +82,9 @@

 void NET_FreePacket(net_packet_t *packet)

 {

+    //printf("%p: destroyed\n", packet);

+    

+    total_packet_memory -= sizeof(net_packet_t) + packet->alloced;

     Z_Free(packet->data);

     Z_Free(packet);

 }

@@ -217,6 +230,8 @@

 static void NET_IncreasePacket(net_packet_t *packet)

 {

     byte *newdata;

+

+    total_packet_memory -= packet->alloced;

     packet->alloced *= 2;

@@ -226,6 +241,8 @@

     Z_Free(packet->data);

     packet->data = newdata;

+

+    total_packet_memory += packet->alloced;

 }

 // Write a single byte to the packet