Merge branch 'master' into 1.1

[tinc] / src / subnet.c

diff --git a/src/subnet.c b/src/subnet.c
index ef4e59e..1cb8163 100644 (file)
--- a/src/subnet.c
+++ b/src/subnet.c
@@ -20,7 +20,7 @@
 
 #include "system.h"
 
-#include "avl_tree.h"
+#include "splay_tree.h"
 #include "device.h"
 #include "logger.h"
 #include "net.h"
@@ -33,7 +33,7 @@
 
 /* lists type of subnet */
 
-avl_tree_t *subnet_tree;
+splay_tree_t *subnet_tree;
 
 /* Subnet lookup cache */
 
@@ -57,7 +57,7 @@ void subnet_cache_flush() {
 static int subnet_compare_mac(const subnet_t *a, const subnet_t *b) {
        int result;
 
-       result = memcmp(&a->net.mac.address, &b->net.mac.address, sizeof(mac_t));
+       result = memcmp(&a->net.mac.address, &b->net.mac.address, sizeof a->net.mac.address);
 
        if(result)
                return result;
@@ -139,21 +139,21 @@ int subnet_compare(const subnet_t *a, const subnet_t *b) {
 /* Initialising trees */
 
 void init_subnets(void) {
-       subnet_tree = avl_alloc_tree((avl_compare_t) subnet_compare, (avl_action_t) free_subnet);
+       subnet_tree = splay_alloc_tree((splay_compare_t) subnet_compare, (splay_action_t) free_subnet);
 
        subnet_cache_flush();
 }
 
 void exit_subnets(void) {
-       avl_delete_tree(subnet_tree);
+       splay_delete_tree(subnet_tree);
 }
 
-avl_tree_t *new_subnet_tree(void) {
-       return avl_alloc_tree((avl_compare_t) subnet_compare, NULL);
+splay_tree_t *new_subnet_tree(void) {
+       return splay_alloc_tree((splay_compare_t) subnet_compare, NULL);
 }
 
-void free_subnet_tree(avl_tree_t *subnet_tree) {
-       avl_delete_tree(subnet_tree);
+void free_subnet_tree(splay_tree_t *subnet_tree) {
+       splay_delete_tree(subnet_tree);
 }
 
 /* Allocating and freeing space for subnets */
@@ -171,15 +171,15 @@ void free_subnet(subnet_t *subnet) {
 void subnet_add(node_t *n, subnet_t *subnet) {
        subnet->owner = n;
 
-       avl_insert(subnet_tree, subnet);
-       avl_insert(n->subnet_tree, subnet);
+       splay_insert(subnet_tree, subnet);
+       splay_insert(n->subnet_tree, subnet);
 
        subnet_cache_flush();
 }
 
 void subnet_del(node_t *n, subnet_t *subnet) {
-       avl_delete(n->subnet_tree, subnet);
-       avl_delete(subnet_tree, subnet);
+       splay_delete(n->subnet_tree, subnet);
+       splay_delete(subnet_tree, subnet);
 
        subnet_cache_flush();
 }
@@ -320,7 +320,7 @@ bool net2str(char *netstr, int len, const subnet_t *subnet) {
 /* Subnet lookup routines */
 
 subnet_t *lookup_subnet(const node_t *owner, const subnet_t *subnet) {
-       return avl_search(owner->subnet_tree, subnet);
+       return splay_search(owner->subnet_tree, subnet);
 }
 
 subnet_t *lookup_subnet_mac(const mac_t *address) {
@@ -330,14 +330,14 @@ subnet_t *lookup_subnet_mac(const mac_t *address) {
        subnet.net.mac.address = *address;
        subnet.owner = NULL;
 
-       p = avl_search(subnet_tree, &subnet);
+       p = splay_search(subnet_tree, &subnet);
 
        return p;
 }
 
 subnet_t *lookup_subnet_ipv4(const ipv4_t *address) {
        subnet_t *p, *r = NULL, subnet = {0};
-       avl_node_t *n;
+       splay_node_t *n;
        int i;
 
        // Check if this address is cached
@@ -381,7 +381,7 @@ subnet_t *lookup_subnet_ipv4(const ipv4_t *address) {
 
 subnet_t *lookup_subnet_ipv6(const ipv6_t *address) {
        subnet_t *p, *r = NULL, subnet = {0};
-       avl_node_t *n;
+       splay_node_t *n;
        int i;
 
        // Check if this address is cached
@@ -424,7 +424,7 @@ subnet_t *lookup_subnet_ipv6(const ipv6_t *address) {
 }
 
 void subnet_update(node_t *owner, subnet_t *subnet, bool up) {
-       avl_node_t *node;
+       splay_node_t *node;
        int i;
        char *envp[9] = {0};
        char netstr[MAXNETSTR];
@@ -490,19 +490,19 @@ void subnet_update(node_t *owner, subnet_t *subnet, bool up) {
                free(envp[i]);
 }
 
-void dump_subnets(void) {
+int dump_subnets(struct evbuffer *out) {
        char netstr[MAXNETSTR];
        subnet_t *subnet;
-       avl_node_t *node;
-
-       logger(LOG_DEBUG, "Subnet list:");
+       splay_node_t *node;
 
        for(node = subnet_tree->head; node; node = node->next) {
                subnet = node->data;
                if(!net2str(netstr, sizeof netstr, subnet))
                        continue;
-               logger(LOG_DEBUG, " %s owner %s", netstr, subnet->owner->name);
+               if(evbuffer_add_printf(out, " %s owner %s\n",
+                                                          netstr, subnet->owner->name) == -1)
+                       return errno;
        }
 
-       logger(LOG_DEBUG, "End of subnet list.");
+       return 0;
 }