From ecad9e9289162faec7b678be54178d22876b5d90 Mon Sep 17 00:00:00 2001
From: Guus Sliepen <guus@tinc-vpn.org>
Date: Tue, 12 Mar 2002 14:20:44 +0000
Subject: [PATCH] Remove silly cache thingy.

---
 src/subnet.c | 39 ++++-----------------------------------
 1 file changed, 4 insertions(+), 35 deletions(-)

diff --git a/src/subnet.c b/src/subnet.c
index 525c14e9..5e096252 100644
--- a/src/subnet.c
+++ b/src/subnet.c
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: subnet.c,v 1.1.2.32 2002/03/11 11:23:04 guus Exp $
+    $Id: subnet.c,v 1.1.2.33 2002/03/12 14:20:44 guus Exp $
 */
 
 #include "config.h"
@@ -42,10 +42,6 @@
 
 #include "system.h"
 
-int cache_mac_valid = 0;
-int cache_ipv4_valid = 0;
-int cache_ipv6_valid = 0;
-
 /* lists type of subnet */
 
 avl_tree_t *subnet_tree;
@@ -154,20 +150,11 @@ cp
 
 /* Adding and removing subnets */
 
-void cache_invalidate(void)
-{
-  cache_mac_valid = 0;
-  cache_ipv4_valid = 0;
-  cache_ipv6_valid = 0;
-}
-
 void subnet_add(node_t *n, subnet_t *subnet)
 {
 cp
   subnet->owner = n;
 
-  cache_invalidate();
-
   avl_insert(subnet_tree, subnet);
 cp
   avl_insert(n->subnet_tree, subnet);
@@ -177,8 +164,6 @@ cp
 void subnet_del(node_t *n, subnet_t *subnet)
 {
 cp
-  cache_invalidate();
-
   avl_delete(n->subnet_tree, subnet);
 cp
   avl_delete(subnet_tree, subnet);
@@ -304,27 +289,20 @@ cp
 
 subnet_t *lookup_subnet_mac(mac_t *address)
 {
-  static subnet_t subnet, *p;
+  subnet_t subnet, *p;
 cp
-  if(cache_mac_valid && !memcmp(&subnet.net.mac.address, address, sizeof(mac_t)))
-    return p;
-
   subnet.type = SUBNET_MAC;
   memcpy(&subnet.net.mac.address, address, sizeof(mac_t));
 
   p = (subnet_t *)avl_search(subnet_tree, &subnet);
-  cache_mac_valid = 1;
 cp
   return p;
 }
 
 subnet_t *lookup_subnet_ipv4(ipv4_t *address)
 {
-  static subnet_t subnet, *p;
+  subnet_t subnet, *p;
 cp
-  if(cache_ipv4_valid && !memcmp(&subnet.net.ipv4.address, address, sizeof(ipv4_t)))
-    return p;
-
   subnet.type = SUBNET_IPV4;
   memcpy(&subnet.net.ipv4.address, address, sizeof(ipv4_t));
   subnet.net.ipv4.masklength = 32;
@@ -356,20 +334,14 @@ cp
           }
       }
   } while (p);
-   
-  memcpy(&subnet.net.ipv4.address, address, sizeof(ipv4_t));
-  cache_ipv4_valid = 1; 
 cp
   return p;
 }
 
 subnet_t *lookup_subnet_ipv6(ipv6_t *address)
 {
-  static subnet_t subnet, *p;
+  subnet_t subnet, *p;
 cp
-  if(cache_ipv6_valid && !memcmp(&subnet.net.ipv6.address, address, sizeof(ipv6_t)))
-    return p;
-
   subnet.type = SUBNET_IPV6;
   memcpy(&subnet.net.ipv6.address, address, sizeof(ipv6_t));
   subnet.net.ipv6.masklength = 128;
@@ -399,9 +371,6 @@ cp
           }
       }
    } while (p);
-
-  memcpy(&subnet.net.ipv6.address, address, sizeof(ipv6_t));
-  cache_ipv6_valid = 1; 
 cp   
   return p;
 }
-- 
2.20.1