X-Git-Url: http://git.meshlink.io/?a=blobdiff_plain;f=src%2Fnode.c;h=7fc476f480aab645076dda3f856d3c0a2585fabb;hb=57b227500ff9daf865e70c95d5837bd3103d6be5;hp=3e4dec957f98f410b3912dc9dcf9904dca64fc4c;hpb=a1b50920b9a52f86ca6e33fcb24d7fa34313a1ee;p=meshlink

diff --git a/src/node.c b/src/node.c
index 3e4dec95..7fc476f4 100644
--- a/src/node.c
+++ b/src/node.c
@@ -29,20 +29,22 @@
 #include "utils.h"
 #include "xalloc.h"
 
-static hash_t *node_udp_cache;
-
 static int node_compare(const node_t *a, const node_t *b) {
 	return strcmp(a->name, b->name);
 }
 
 void init_nodes(meshlink_handle_t *mesh) {
+	pthread_mutex_lock(&(mesh->nodes_mutex));
 	mesh->nodes = splay_alloc_tree((splay_compare_t) node_compare, (splay_action_t) free_node);
-	node_udp_cache = hash_alloc(0x100, sizeof(sockaddr_t));
+	mesh->node_udp_cache = hash_alloc(0x100, sizeof(sockaddr_t));
+	pthread_mutex_unlock(&(mesh->nodes_mutex));
 }
 
 void exit_nodes(meshlink_handle_t *mesh) {
-	hash_free(node_udp_cache);
+	pthread_mutex_lock(&(mesh->nodes_mutex));
+	hash_free(mesh->node_udp_cache);
 	splay_delete_tree(mesh->nodes);
+	pthread_mutex_unlock(&(mesh->nodes_mutex));
 }
 
 node_t *new_node(void) {
@@ -81,29 +83,38 @@ void free_node(node_t *n) {
 }
 
 void node_add(meshlink_handle_t *mesh, node_t *n) {
+	pthread_mutex_lock(&(mesh->nodes_mutex));
 	n->mesh = mesh;
 	splay_insert(mesh->nodes, n);
+	pthread_mutex_unlock(&(mesh->nodes_mutex));
 }
 
 void node_del(meshlink_handle_t *mesh, node_t *n) {
+	pthread_mutex_lock(&(mesh->nodes_mutex));
 	timeout_del(&mesh->loop, &n->mtutimeout);
 
 	for splay_each(edge_t, e, n->edge_tree)
 		edge_del(mesh, e);
 
 	splay_delete(mesh->nodes, n);
+	pthread_mutex_unlock(&(mesh->nodes_mutex));
 }
 
 node_t *lookup_node(meshlink_handle_t *mesh, char *name) {
 	node_t n = {NULL};
+	node_t* result;
 
 	n.name = name;
 
-	return splay_search(mesh->nodes, &n);
+	pthread_mutex_lock(&(mesh->nodes_mutex));
+	result = splay_search(mesh->nodes, &n);
+	pthread_mutex_unlock(&(mesh->nodes_mutex));
+
+	return result;
 }
 
 node_t *lookup_node_udp(meshlink_handle_t *mesh, const sockaddr_t *sa) {
-	return hash_search(node_udp_cache, sa);
+	return hash_search(mesh->node_udp_cache, sa);
 }
 
 void update_node_udp(meshlink_handle_t *mesh, node_t *n, const sockaddr_t *sa) {
@@ -112,7 +123,7 @@ void update_node_udp(meshlink_handle_t *mesh, node_t *n, const sockaddr_t *sa) {
 		return;
 	}
 
-	hash_insert(node_udp_cache, &n->address, NULL);
+	hash_insert(mesh->node_udp_cache, &n->address, NULL);
 
 	if(sa) {
 		n->address = *sa;
@@ -123,7 +134,7 @@ void update_node_udp(meshlink_handle_t *mesh, node_t *n, const sockaddr_t *sa) {
 				break;
 			}
 		}
-		hash_insert(node_udp_cache, sa, n);
+		hash_insert(mesh->node_udp_cache, sa, n);
 		free(n->hostname);
 		n->hostname = sockaddr2hostname(&n->address);
 		logger(DEBUG_PROTOCOL, LOG_DEBUG, "UDP address of %s set to %s", n->name, n->hostname);