X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fnode.c;h=2ef28b59ba525a53681de93ba6f1ca6cd2ed37f8;hp=4951007b6fdec22fd111c59a8309641651512096;hb=7ea85043ac1fb2096baea44f6b0af27ac0d0b2cf;hpb=ab7c61b06f6c6e991225f2fcc32d02b8e1084aee

diff --git a/src/node.c b/src/node.c
index 4951007b..2ef28b59 100644
--- a/src/node.c
+++ b/src/node.c
@@ -20,7 +20,7 @@
 
 #include "system.h"
 
-#include "avl_tree.h"
+#include "splay_tree.h"
 #include "logger.h"
 #include "net.h"
 #include "netutl.h"
@@ -28,63 +28,48 @@
 #include "utils.h"
 #include "xalloc.h"
 
-avl_tree_t *node_tree;			/* Known nodes, sorted by name */
-avl_tree_t *node_udp_tree;		/* Known nodes, sorted by address and port */
+splay_tree_t *node_tree;			/* Known nodes, sorted by name */
+splay_tree_t *node_udp_tree;		/* Known nodes, sorted by address and port */
 
 node_t *myself;
 
-static int node_compare(const node_t *a, const node_t *b)
-{
+static int node_compare(const node_t *a, const node_t *b) {
 	return strcmp(a->name, b->name);
 }
 
-static int node_udp_compare(const node_t *a, const node_t *b)
-{
-       return sockaddrcmp(&a->address, &b->address);
-}
+static int node_udp_compare(const node_t *a, const node_t *b) {
+	int result;
 
-void init_nodes(void)
-{
-	cp();
+	result = sockaddrcmp(&a->address, &b->address);
 
-	node_tree = avl_alloc_tree((avl_compare_t) node_compare, (avl_action_t) free_node);
-	node_udp_tree = avl_alloc_tree((avl_compare_t) node_udp_compare, NULL);
-}
+	if(result)
+		return result;
 
-void exit_nodes(void)
-{
-	cp();
+	return (a->name && b->name) ? strcmp(a->name, b->name) : 0;
+}
 
-	avl_delete_tree(node_udp_tree);
-	avl_delete_tree(node_tree);
+void init_nodes(void) {
+	node_tree = splay_alloc_tree((splay_compare_t) node_compare, (splay_action_t) free_node);
+	node_udp_tree = splay_alloc_tree((splay_compare_t) node_udp_compare, NULL);
 }
 
-node_t *new_node(void)
-{
-	node_t *n = xmalloc_and_zero(sizeof(*n));
+void exit_nodes(void) {
+	splay_delete_tree(node_udp_tree);
+	splay_delete_tree(node_tree);
+}
 
-	cp();
+node_t *new_node(void) {
+	node_t *n = xmalloc_and_zero(sizeof *n);
 
 	n->subnet_tree = new_subnet_tree();
 	n->edge_tree = new_edge_tree();
-	EVP_CIPHER_CTX_init(&n->inctx);
-	EVP_CIPHER_CTX_init(&n->outctx);
 	n->mtu = MTU;
 	n->maxmtu = MTU;
 
 	return n;
 }
 
-void free_node(node_t *n)
-{
-	cp();
-
-	if(n->inkey)
-		free(n->inkey);
-
-	if(n->outkey)
-		free(n->outkey);
-
+void free_node(node_t *n) {
 	if(n->subnet_tree)
 		free_subnet_tree(n->subnet_tree);
 
@@ -93,11 +78,12 @@ void free_node(node_t *n)
 
 	sockaddrfree(&n->address);
 
-	EVP_CIPHER_CTX_cleanup(&n->inctx);
-	EVP_CIPHER_CTX_cleanup(&n->outctx);
+	cipher_close(&n->incipher);
+	digest_close(&n->indigest);
+	cipher_close(&n->outcipher);
+	digest_close(&n->outdigest);
 
-	if(n->mtuevent)
-		event_del(n->mtuevent);
+	event_del(&n->mtuevent);
 	
 	if(n->hostname)
 		free(n->hostname);
@@ -108,21 +94,15 @@ void free_node(node_t *n)
 	free(n);
 }
 
-void node_add(node_t *n)
-{
-	cp();
-
-	avl_insert(node_tree, n);
+void node_add(node_t *n) {
+	splay_insert(node_tree, n);
 }
 
-void node_del(node_t *n)
-{
-	avl_node_t *node, *next;
+void node_del(node_t *n) {
+	splay_node_t *node, *next;
 	edge_t *e;
 	subnet_t *s;
 
-	cp();
-
 	for(node = n->subnet_tree->head; node; node = next) {
 		next = node->next;
 		s = node->data;
@@ -135,36 +115,29 @@ void node_del(node_t *n)
 		edge_del(e);
 	}
 
-	avl_delete(node_udp_tree, n);
-	avl_delete(node_tree, n);
+	splay_delete(node_udp_tree, n);
+	splay_delete(node_tree, n);
 }
 
-node_t *lookup_node(char *name)
-{
+node_t *lookup_node(char *name) {
 	node_t n = {0};
 
-	cp();
-	
 	n.name = name;
 
-	return avl_search(node_tree, &n);
+	return splay_search(node_tree, &n);
 }
 
-node_t *lookup_node_udp(const sockaddr_t *sa)
-{
+node_t *lookup_node_udp(const sockaddr_t *sa) {
 	node_t n = {0};
 
-	cp();
-
 	n.address = *sa;
 	n.name = NULL;
 
-	return avl_search(node_udp_tree, &n);
+	return splay_search(node_udp_tree, &n);
 }
 
-void update_node_udp(node_t *n, const sockaddr_t *sa)
-{
-	avl_delete(node_udp_tree, n);
+void update_node_udp(node_t *n, const sockaddr_t *sa) {
+	splay_delete(node_udp_tree, n);
 
 	if(n->hostname)
 		free(n->hostname);
@@ -172,8 +145,8 @@ void update_node_udp(node_t *n, const sockaddr_t *sa)
 	if(sa) {
 		n->address = *sa;
 		n->hostname = sockaddr2hostname(&n->address);
-		avl_insert(node_udp_tree, n);
-		ifdebug(PROTOCOL) logger(LOG_DEBUG, "UDP address of %s set to %s", n->name, n->hostname);
+		splay_insert(node_udp_tree, n);
+		logger(LOG_DEBUG, "UDP address of %s set to %s", n->name, n->hostname);
 	} else {
 		memset(&n->address, 0, sizeof n->address);
 		n->hostname = 0;
@@ -181,23 +154,19 @@ void update_node_udp(node_t *n, const sockaddr_t *sa)
 	}
 }
 
-void dump_nodes(void)
-{
-	avl_node_t *node;
+int dump_nodes(struct evbuffer *out) {
+	splay_node_t *node;
 	node_t *n;
 
-	cp();
-
-	logger(LOG_DEBUG, _("Nodes:"));
-
 	for(node = node_tree->head; node; node = node->next) {
 		n = node->data;
-		logger(LOG_DEBUG, _(" %s at %s cipher %d digest %d maclength %d compression %d options %lx status %04x nexthop %s via %s pmtu %d (min %d max %d)"),
-			   n->name, n->hostname, n->outcipher ? n->outcipher->nid : 0,
-			   n->outdigest ? n->outdigest->type : 0, n->outmaclength, n->outcompression,
+		if(evbuffer_add_printf(out, " %s at %s cipher %d digest %d maclength %d compression %d options %lx status %04x nexthop %s via %s distance %d pmtu %d (min %d max %d)\n",
+			   n->name, n->hostname, cipher_get_nid(&n->outcipher),
+			   digest_get_nid(&n->outdigest), digest_length(&n->outdigest), n->outcompression,
 			   n->options, bitfield_to_int(&n->status, sizeof n->status), n->nexthop ? n->nexthop->name : "-",
-			   n->via ? n->via->name : "-", n->mtu, n->minmtu, n->maxmtu);
+			   n->via ? n->via->name : "-", n->distance, n->mtu, n->minmtu, n->maxmtu) == -1)
+			return errno;
 	}
 
-	logger(LOG_DEBUG, _("End of nodes."));
+	return 0;
 }