+++ /dev/null
-/*
- node.c -- node tree management
- Copyright (C) 2001-2002 Guus Sliepen <guus@sliepen.warande.net>,
- 2001-2002 Ivo Timmermans <itimmermans@bigfoot.com>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
- $Id: node.c,v 1.1 2002/04/28 12:46:25 zarq Exp $
-*/
-
-#include "config.h"
-
-#include <string.h>
-#include <stdlib.h>
-
-#include <avl_tree.h>
-#include "node.h"
-#include "netutl.h"
-#include "net.h"
-#include <utils.h>
-#include <xalloc.h>
-#include <hooks.h>
-
-#include "logging.h"
-
-#include "system.h"
-
-avl_tree_t *node_tree; /* Known nodes, sorted by name */
-avl_tree_t *node_udp_tree; /* Known nodes, sorted by address and port */
-
-node_t *myself;
-
-int node_compare(node_t *a, node_t *b)
-{
- return strcmp(a->name, b->name);
-}
-
-int node_udp_compare(node_t *a, node_t *b)
-{
- int result;
-cp
- 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)
-{
-cp
- node_tree = avl_alloc_tree((avl_compare_t)node_compare, NULL);
- node_udp_tree = avl_alloc_tree((avl_compare_t)node_udp_compare, NULL);
-cp
-}
-
-void exit_nodes(void)
-{
-cp
- avl_delete_tree(node_tree);
- avl_delete_tree(node_udp_tree);
-cp
-}
-
-node_t *new_node(void)
-{
- node_t *n = (node_t *)xmalloc_and_zero(sizeof(*n));
-cp
- n->subnet_tree = new_subnet_tree();
- n->edge_tree = new_edge_tree();
- n->queue = list_alloc((list_action_t)free);
-cp
- return n;
-}
-
-void free_node(node_t *n)
-{
-cp
- if(n->queue)
- list_delete_list(n->queue);
- if(n->name)
- free(n->name);
- if(n->hostname)
- free(n->hostname);
- if(n->key)
- free(n->key);
- if(n->subnet_tree)
- free_subnet_tree(n->subnet_tree);
- if(n->edge_tree)
- free_edge_tree(n->edge_tree);
- free(n);
-cp
-}
-
-void node_add(node_t *n)
-{
-cp
- avl_insert(node_tree, n);
- avl_insert(node_udp_tree, n);
-
- run_hooks("node-add", n);
-cp
-}
-
-void node_del(node_t *n)
-{
- avl_node_t *node, *next;
- edge_t *e;
- subnet_t *s;
-cp
- for(node = n->subnet_tree->head; node; node = next)
- {
- next = node->next;
- s = (subnet_t *)node->data;
- subnet_del(n, s);
- }
-
- for(node = n->subnet_tree->head; node; node = next)
- {
- next = node->next;
- e = (edge_t *)node->data;
- edge_del(e);
- }
-cp
- avl_delete(node_tree, n);
- avl_delete(node_udp_tree, n);
-
- run_hooks("node-del", n);
-cp
-}
-
-node_t *lookup_node(char *name)
-{
- node_t n;
-cp
- n.name = name;
- return avl_search(node_tree, &n);
-}
-
-node_t *lookup_node_udp(sockaddr_t *sa)
-{
- node_t n;
-cp
- n.address = *sa;
- n.name = NULL;
-
- return avl_search(node_udp_tree, &n);
-}
-
-void dump_nodes(void)
-{
- avl_node_t *node;
- node_t *n;
-cp
- log(0, TLOG_DEBUG,
- _("Nodes:"));
-
- for(node = node_tree->head; node; node = node->next)
- {
- n = (node_t *)node->data;
-#ifdef USE_OPENSSL
- syslog(LOG_DEBUG, _(" %s at %s cipher %d digest %d maclength %d compression %d options %lx status %04x nexthop %s via %s"),
- n->name, n->hostname, n->cipher?n->cipher->nid:0, n->digest?n->digest->type:0, n->maclength, n->compression, n->options,
- n->status, n->nexthop?n->nexthop->name:"-", n->via?n->via->name:"-");
-#endif
-#ifdef USE_GCRYPT
- syslog(LOG_DEBUG, _(" %s at %s cipher %d digest %d maclength %d compression %d options %lx status %04x nexthop %s via %s"),
- n->name, n->hostname, n->cipher?-1:0, n->digest?-1:0, n->maclength, n->compression, n->options,
- n->status, n->nexthop?n->nexthop->name:"-", n->via?n->via->name:"-");
-#endif
- }
-
- syslog(LOG_DEBUG, _("End of nodes."));
-cp
-}
projects / tinc / blobdiff