rscache_del had a problem

include/packets.h

@@ -1,4 +1,4 @@
-/* $Id: packets.h,v 1.33 2006/08/13 21:26:50 stpohle Exp $
+/* $Id: packets.h,v 1.34 2006/08/15 15:00:31 stpohle Exp $
  * network packets.. */
 
 #ifndef _PACKETS_H_
@@ -405,7 +405,8 @@ extern void inpkg_delplayer (int pl_nr);
 /* this functions will be defined in pkgcache.c */
 extern void rscache_init ();
 extern void rscache_add (_net_addr *addr, struct pkg *packet);
-extern void rscache_del (_net_addr *addr, unsigned char typ, short unsigned int id);
+extern void rscache_delnr (int nr);
+extern int rscache_del (_net_addr *addr, unsigned char typ, short unsigned int id);
 extern void rscache_loop ();
 
 extern struct _resend_cache rscache;

src/pkgcache.c

@@ -1,4 +1,4 @@
-/* $Id: pkgcache.c,v 1.11 2006/08/15 13:33:32 stpohle Exp $
+/* $Id: pkgcache.c,v 1.12 2006/08/15 15:00:32 stpohle Exp $
  * Resendcache work, We need this to resend lost packets over the network.
  * we will keep every packet with the PKGF_ackreq flag as long as we haven't
  * got any answer from the destination host. And resend the packet after a givin
@@ -38,25 +38,38 @@ void rscache_add (_net_addr *addr, struct pkg *packet) {
 	rscache.count ++;
 };
 
+/* delete the entry */
+void rscache_delnr (int nr) {
+	int a;
 
-/* delete the packet from the cache */
-void rscache_del (_net_addr *addr, unsigned char typ, short unsigned int id) {
+	if (nr >= 0 && nr < PKG_RESENDCACHE_SIZE) {
+		for (a = nr; a < rscache.count - 1; a++)
+			rscache.entry[nr] = rscache.entry[nr+1];
+			rscache.count--;
+			d_printf ("rscache_delnr: element %d deleted.\n", nr);
+	}
+	else 
+		d_printf ("rscache_delnr: number is out of range (%d)\n", nr);
+}
+
+
+/* find and delete the givin packet.
+ * Return Value: 0 = nothing deleted, 1 one entry deleted */
+int rscache_del (_net_addr *addr, unsigned char typ, short unsigned int id) {
 	int i;
 
-	d_printf ("rscache_del: addr %p\n", addr);
+	d_printf ("rscache_del: addr %p (pl_nr:%d, typ:%d, id:%d\n", addr, addr->pl_nr, typ, id);
 
 	for (i = 0; (i < rscache.count) && (i < PKG_RESENDCACHE_SIZE); i++) {
 		if (rscache.entry[i].addr.pl_nr == addr->pl_nr &&
 			NTOH16(rscache.entry[i].packet.h.id) == id &&
-			((struct pkg)rscache.entry[i].packet).h.typ == typ) { // found element
-				int a;
-				
-				for (a = i; a < rscache.count - 1; a++)
-					rscache.entry[i] = rscache.entry[i+1];
-				rscache.count--;
-				break;
+			rscache.entry[i].packet.h.typ == typ) { // found element
+				rscache_delnr (i);
+				d_printf ("rscache_del: element %d deleted.\n", i);
+				return 1;
 		}
 	}
+	return 0;
 };
 
 /* test for old packets where we haven't got a ackreq packet for. 
@@ -93,8 +106,7 @@ void rscache_loop () {
             if (rscache.entry[i].addr.pl_nr >= 0 && rscache.entry[i].addr.pl_nr < MAX_PLAYERS)
 				players[rscache.entry[i].addr.pl_nr].net.pkgopt.to_2sec++;
 			
-            rscache_del (&rscache.entry[i].addr, rscache.entry[i].packet.h.typ, 
-						NTOH16(rscache.entry[i].packet.h.id));
+            rscache_delnr (i);
 			if (i > 0) i--;
         }
 	}