X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fnode.c;h=8c81d481eec3df19ec00570c2cc3f8e50262dcd4;hb=9ade39b7d5564fb6f5a41946c9a23cfa7851a19f;hp=dbc5a7eb32152135c1357115814b50fc51e02844;hpb=434e57ae5ee79b3d990c4d75358047bad641998b;p=tinc diff --git a/src/node.c b/src/node.c index dbc5a7eb..8c81d481 100644 --- a/src/node.c +++ b/src/node.c @@ -21,16 +21,17 @@ #include "system.h" #include "control_common.h" -#include "splay_tree.h" +#include "hash.h" #include "logger.h" #include "net.h" #include "netutl.h" #include "node.h" +#include "splay_tree.h" #include "utils.h" #include "xalloc.h" splay_tree_t *node_tree; /* Known nodes, sorted by name */ -splay_tree_t *node_udp_tree; /* Known nodes, sorted by address and port */ +static hash_t *node_udp_cache; node_t *myself; @@ -38,24 +39,13 @@ 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) { - int result; - - result = sockaddrcmp(&a->address, &b->address); - - if(result) - return result; - - return (a->name && b->name) ? strcmp(a->name, b->name) : 0; -} - 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_udp_cache = hash_alloc(0x100, sizeof(sockaddr_t)); } void exit_nodes(void) { - splay_delete_tree(node_udp_tree); + hash_free(node_udp_cache); splay_delete_tree(node_tree); } @@ -85,6 +75,9 @@ void free_node(node_t *n) { cipher_close(&n->outcipher); digest_close(&n->outdigest); + ecdsa_free(&n->ecdsa); + sptps_stop(&n->sptps); + if(timeout_initialized(&n->mtuevent)) event_del(&n->mtuevent); @@ -121,7 +114,6 @@ void node_del(node_t *n) { edge_del(e); } - splay_delete(node_udp_tree, n); splay_delete(node_tree, n); } @@ -134,34 +126,23 @@ node_t *lookup_node(char *name) { } node_t *lookup_node_udp(const sockaddr_t *sa) { - node_t n = {NULL}; - - n.address = *sa; - n.name = NULL; - - return splay_search(node_udp_tree, &n); + return hash_search(node_udp_cache, sa); } void update_node_udp(node_t *n, const sockaddr_t *sa) { if(n == myself) { - logger(LOG_WARNING, "Trying to update UDP address of myself!"); + logger(DEBUG_ALWAYS, LOG_WARNING, "Trying to update UDP address of myself!"); return; } - splay_delete(node_udp_tree, n); - - if(n->hostname) - free(n->hostname); + hash_insert(node_udp_cache, &n->address, NULL); if(sa) { n->address = *sa; + hash_insert(node_udp_cache, sa, n); + free(n->hostname); n->hostname = sockaddr2hostname(&n->address); - 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 = NULL; - ifdebug(PROTOCOL) logger(LOG_DEBUG, "UDP address of %s cleared", n->name); + logger(DEBUG_PROTOCOL, LOG_DEBUG, "UDP address of %s set to %s", n->name, n->hostname); } } @@ -171,11 +152,11 @@ bool dump_nodes(connection_t *c) { for(node = node_tree->head; node; node = node->next) { n = node->data; - send_request(c, "%d %d %s at %s cipher %d digest %d maclength %zd compression %d options %x status %04x nexthop %s via %s distance %d pmtu %d (min %d max %d)", CONTROL, REQ_DUMP_NODES, + send_request(c, "%d %d %s at %s cipher %d digest %d maclength %d compression %d options %x status %04x nexthop %s via %s distance %d pmtu %hd (min %hd max %hd) %ld", CONTROL, REQ_DUMP_NODES, n->name, n->hostname, cipher_get_nid(&n->outcipher), - digest_get_nid(&n->outdigest), digest_length(&n->outdigest), n->outcompression, + digest_get_nid(&n->outdigest), (int)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->distance, n->mtu, n->minmtu, n->maxmtu); + n->via ? n->via->name ?: "-" : "-", n->distance, n->mtu, n->minmtu, n->maxmtu, (long)n->last_state_change); } return send_request(c, "%d %d", CONTROL, REQ_DUMP_NODES);