X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fsubnet.c;h=23160e52509f72977fe8e85c157edceeec1ac460;hb=46a5aa0d674914f4220d8583b1b2f87c7f05a804;hp=4b6c068688ff787a125cfb15c9cfce86d5bd0add;hpb=0b8b23e0dd7219344543f135ca0aeba8a4a42d48;p=tinc

diff --git a/src/subnet.c b/src/subnet.c
index 4b6c0686..23160e52 100644
--- a/src/subnet.c
+++ b/src/subnet.c
@@ -1,6 +1,6 @@
 /*
     subnet.c -- handle subnet lookups and lists
-    Copyright (C) 2000-2012 Guus Sliepen <guus@tinc-vpn.org>,
+    Copyright (C) 2000-2013 Guus Sliepen <guus@tinc-vpn.org>,
                   2000-2005 Ivo Timmermans
 
     This program is free software; you can redistribute it and/or modify
@@ -25,10 +25,11 @@
 #include "device.h"
 #include "hash.h"
 #include "logger.h"
+#include "names.h"
 #include "net.h"
 #include "netutl.h"
 #include "node.h"
-#include "process.h"
+#include "script.h"
 #include "subnet.h"
 #include "utils.h"
 #include "xalloc.h"
@@ -78,7 +79,7 @@ void free_subnet_tree(splay_tree_t *subnet_tree) {
 /* Allocating and freeing space for subnets */
 
 subnet_t *new_subnet(void) {
-	return xmalloc_and_zero(sizeof(subnet_t));
+	return xzalloc(sizeof(subnet_t));
 }
 
 void free_subnet(subnet_t *subnet) {
@@ -91,13 +92,15 @@ void subnet_add(node_t *n, subnet_t *subnet) {
 	subnet->owner = n;
 
 	splay_insert(subnet_tree, subnet);
-	splay_insert(n->subnet_tree, subnet);
+	if (n)
+		splay_insert(n->subnet_tree, subnet);
 
 	subnet_cache_flush();
 }
 
 void subnet_del(node_t *n, subnet_t *subnet) {
-	splay_delete(n->subnet_tree, subnet);
+	if (n)
+		splay_delete(n->subnet_tree, subnet);
 	splay_delete(subnet_tree, subnet);
 
 	subnet_cache_flush();
@@ -125,7 +128,7 @@ subnet_t *lookup_subnet_mac(const node_t *owner, const mac_t *address) {
 
 		if(!memcmp(address, &p->net.mac.address, sizeof *address)) {
 			r = p;
-			if(p->owner->status.reachable)
+			if(!p->owner || p->owner->status.reachable)
 				break;
 		}
 	}
@@ -154,7 +157,7 @@ subnet_t *lookup_subnet_ipv4(const ipv4_t *address) {
 
 		if(!maskcmp(address, &p->net.ipv4.address, p->net.ipv4.prefixlength)) {
 			r = p;
-			if(p->owner->status.reachable)
+			if(!p->owner || p->owner->status.reachable)
 				break;
 		}
 	}
@@ -183,7 +186,7 @@ subnet_t *lookup_subnet_ipv6(const ipv6_t *address) {
 
 		if(!maskcmp(address, &p->net.ipv6.address, p->net.ipv6.prefixlength)) {
 			r = p;
-			if(p->owner->status.reachable)
+			if(!p->owner || p->owner->status.reachable)
 				break;
 		}
 	}
@@ -203,7 +206,7 @@ void subnet_update(node_t *owner, subnet_t *subnet, bool up) {
 
 	// Prepare environment variables to be passed to the script
 
-	char *envp[9] = {NULL};
+	char *envp[10] = {NULL};
 	xasprintf(&envp[0], "NETNAME=%s", netname ? : "");
 	xasprintf(&envp[1], "DEVICE=%s", device ? : "");
 	xasprintf(&envp[2], "INTERFACE=%s", iface ? : "");
@@ -218,6 +221,8 @@ void subnet_update(node_t *owner, subnet_t *subnet, bool up) {
 		free(address);
 	}
 
+	xasprintf(&envp[8], "NAME=%s", myself->name);
+
 	name = up ? "subnet-up" : "subnet-down";
 
 	if(!subnet) {
@@ -259,7 +264,7 @@ void subnet_update(node_t *owner, subnet_t *subnet, bool up) {
 		}
 	}
 
-	for(int i = 0; envp[i] && i < 8; i++)
+	for(int i = 0; envp[i] && i < 9; i++)
 		free(envp[i]);
 }