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 "utils.h"
  29 #include "xalloc.h"
  30
  31 list_t *connection_list;
  32 connection_t *everyone;
  33
  34 void init_connections(void) {
  35         connection_list = list_alloc((list_action_t) free_connection);
  36         everyone = new_connection();
  37         everyone->name = xstrdup("everyone");
  38         everyone->hostname = xstrdup("BROADCAST");
  39 }
  40
  41 void exit_connections(void) {
  42         list_delete_list(connection_list);
  43         free_connection(everyone);
  44 }
  45
  46 connection_t *new_connection(void) {
  47         return xzalloc(sizeof(connection_t));
  48 }
  49
  50 void free_connection(connection_t *c) {
  51         if(!c)
  52                 return;
  53
  54         sptps_stop(&c->sptps);
  55         ecdsa_free(c->ecdsa);
  56
  57         buffer_clear(&c->inbuf);
  58         buffer_clear(&c->outbuf);
  59
  60         io_del(&c->io);
  61
  62         if(c->socket > 0)
  63                 closesocket(c->socket);
  64
  65         free(c->name);
  66         free(c->hostname);
  67
  68         if(c->config_tree)
  69                 exit_configuration(&c->config_tree);
  70
  71         free(c);
  72 }
  73
  74 void connection_add(connection_t *c) {
  75         list_insert_tail(connection_list, c);
  76 }
  77
  78 void connection_del(connection_t *c) {
  79         list_delete(connection_list, c);
  80 }