X-Git-Url: http://git.meshlink.io/?a=blobdiff_plain;ds=sidebyside;f=src%2Fpokey%2Fprotocol_subnet.c;fp=src%2Fpokey%2Fprotocol_subnet.c;h=0000000000000000000000000000000000000000;hb=013a2e159e42c46808ea8d0b6abd57525db30a50;hp=3cdc760c9ba10fd70062d4146bac5342cd58027d;hpb=efa5148bc76effb440d807d653dda02de050fde0;p=meshlink diff --git a/src/pokey/protocol_subnet.c b/src/pokey/protocol_subnet.c deleted file mode 100644 index 3cdc760c..00000000 --- a/src/pokey/protocol_subnet.c +++ /dev/null @@ -1,238 +0,0 @@ -/* - protocol_subnet.c -- handle the meta-protocol, subnets - Copyright (C) 1999-2002 Ivo Timmermans , - 2000-2002 Guus Sliepen - - 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: protocol_subnet.c,v 1.1 2002/04/28 12:46:26 zarq Exp $ -*/ - -#include "config.h" - -#include -#include -#include -#include -#include - -#include -#include -#include - -#include "conf.h" -#include "interface.h" -#include "net.h" -#include "netutl.h" -#include "protocol.h" -#include "meta.h" -#include "connection.h" -#include "node.h" -#include "edge.h" -#include "graph.h" -#include "logging.h" - -#include "system.h" - -int send_add_subnet(connection_t *c, subnet_t *subnet) -{ - int x; - char *netstr; -cp - x = send_request(c, "%d %lx %s %s", ADD_SUBNET, random(), - subnet->owner->name, netstr = net2str(subnet)); - free(netstr); -cp - return x; -} - -int add_subnet_h(connection_t *c) -{ - char subnetstr[MAX_STRING_SIZE]; - char name[MAX_STRING_SIZE]; - node_t *owner; - connection_t *other; - subnet_t *s; - avl_node_t *node; -cp - if(sscanf(c->buffer, "%*d %*x "MAX_STRING" "MAX_STRING, name, subnetstr) != 2) - { - syslog(LOG_ERR, _("Got bad %s from %s (%s)"), "ADD_SUBNET", c->name, c->hostname); - return -1; - } - - /* Check if owner name is a valid */ - - if(check_id(name)) - { - syslog(LOG_ERR, _("Got bad %s from %s (%s): %s"), "ADD_SUBNET", c->name, c->hostname, _("invalid name")); - return -1; - } - - /* Check if subnet string is valid */ - - if(!(s = str2net(subnetstr))) - { - syslog(LOG_ERR, _("Got bad %s from %s (%s): %s"), "ADD_SUBNET", c->name, c->hostname, _("invalid subnet string")); - return -1; - } - - if(seen_request(c->buffer)) - return 0; - - /* Check if the owner of the new subnet is in the connection list */ - - owner = lookup_node(name); - - if(!owner) - { - owner = new_node(); - owner->name = xstrdup(name); - node_add(owner); - } - - /* Check if we already know this subnet */ - - if(lookup_subnet(owner, s)) - { - free_subnet(s); - return 0; - } - - /* If we don't know this subnet, but we are the owner, retaliate with a DEL_SUBNET */ - - if(owner == myself) - { - if(debug_lvl >= DEBUG_PROTOCOL) - syslog(LOG_WARNING, _("Got %s from %s (%s) for ourself"), "ADD_SUBNET", c->name, c->hostname); - s->owner = myself; - send_del_subnet(c, s); - return 0; - } - - /* If everything is correct, add the subnet to the list of the owner */ - - subnet_add(owner, s); - - /* Tell the rest */ - - for(node = connection_tree->head; node; node = node->next) - { - other = (connection_t *)node->data; - if(other->status.active && other != c) - send_request(other, "%s", c->buffer); - } -cp - return 0; -} - -int send_del_subnet(connection_t *c, subnet_t *s) -{ - int x; - char *netstr; -cp - netstr = net2str(s); - x = send_request(c, "%d %lx %s %s", DEL_SUBNET, random(), s->owner->name, netstr); - free(netstr); -cp - return x; -} - -int del_subnet_h(connection_t *c) -{ - char subnetstr[MAX_STRING_SIZE]; - char name[MAX_STRING_SIZE]; - node_t *owner; - connection_t *other; - subnet_t *s, *find; - avl_node_t *node; -cp - if(sscanf(c->buffer, "%*d %*x "MAX_STRING" "MAX_STRING, name, subnetstr) != 2) - { - syslog(LOG_ERR, _("Got bad %s from %s (%s)"), "DEL_SUBNET", c->name, c->hostname); - return -1; - } - - /* Check if owner name is a valid */ - - if(check_id(name)) - { - syslog(LOG_ERR, _("Got bad %s from %s (%s): %s"), "DEL_SUBNET", c->name, c->hostname, _("invalid name")); - return -1; - } - - /* Check if the owner of the new subnet is in the connection list */ - - if(!(owner = lookup_node(name))) - { - if(debug_lvl >= DEBUG_PROTOCOL) - syslog(LOG_WARNING, _("Got %s from %s (%s) for %s which is not in our node tree"), - "DEL_SUBNET", c->name, c->hostname, name); - return 0; - } - - /* Check if subnet string is valid */ - - if(!(s = str2net(subnetstr))) - { - syslog(LOG_ERR, _("Got bad %s from %s (%s): %s"), "DEL_SUBNET", c->name, c->hostname, _("invalid subnet string")); - return -1; - } - - if(seen_request(c->buffer)) - return 0; - - /* If everything is correct, delete the subnet from the list of the owner */ - - s->owner = owner; - - find = lookup_subnet(owner, s); - - free_subnet(s); - - if(!find) - { - if(debug_lvl >= DEBUG_PROTOCOL) - syslog(LOG_WARNING, _("Got %s from %s (%s) for %s which does not appear in his subnet tree"), - "DEL_SUBNET", c->name, c->hostname, name); - return 0; - } - - /* If we are the owner of this subnet, retaliate with an ADD_SUBNET */ - - if(owner == myself) - { - if(debug_lvl >= DEBUG_PROTOCOL) - syslog(LOG_WARNING, _("Got %s from %s (%s) for ourself"), "DEL_SUBNET", c->name, c->hostname); - send_add_subnet(c, find); - return 0; - } - - /* Tell the rest */ - - for(node = connection_tree->head; node; node = node->next) - { - other = (connection_t *)node->data; - if(other->status.active && other != c) - send_request(other, "%s", c->buffer); - } - - /* Finally, delete it. */ - - subnet_del(owner, find); - -cp - return 0; -}