git.meshlink.io Git - meshlink/blob - src/connection.c

   1 /*
   2     connection.c -- connection list management
   3     Copyright (C) 2000-2013 Guus Sliepen <guus@meshlink.io>
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License along
  16     with this program; if not, write to the Free Software Foundation, Inc.,
  17     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #include "system.h"
  21
  22 #include "list.h"
  23 #include "cipher.h"
  24 #include "conf.h"
  25 #include "connection.h"
  26 #include "list.h"
  27 #include "logger.h"
  28 #include "meshlink_internal.h"
  29 #include "utils.h"
  30 #include "xalloc.h"
  31
  32 void init_connections(void) {
  33         mesh->connections = list_alloc((list_action_t) free_connection);
  34         mesh->everyone = new_connection();
  35         mesh->everyone->name = xstrdup("mesh->everyone");
  36         mesh->everyone->hostname = xstrdup("BROADCAST");
  37 }
  38
  39 void exit_connections(void) {
  40         list_delete_list(mesh->connections);
  41         free_connection(mesh->everyone);
  42 }
  43
  44 connection_t *new_connection(void) {
  45         return xzalloc(sizeof(connection_t));
  46 }
  47
  48 void free_connection(connection_t *c) {
  49         if(!c)
  50                 return;
  51
  52         sptps_stop(&c->sptps);
  53         ecdsa_free(c->ecdsa);
  54
  55         buffer_clear(&c->inbuf);
  56         buffer_clear(&c->outbuf);
  57
  58         io_del(&c->io);
  59
  60         if(c->socket > 0)
  61                 closesocket(c->socket);
  62
  63         free(c->name);
  64         free(c->hostname);
  65
  66         if(c->config_tree)
  67                 exit_configuration(&c->config_tree);
  68
  69         free(c);
  70 }
  71
  72 void connection_add(connection_t *c) {
  73         list_insert_tail(mesh->connections, c);
  74 }
  75
  76 void connection_del(connection_t *c) {
  77         list_delete(mesh->connections, c);
  78 }