]> git.meshlink.io Git - meshlink/blob - src/connection.c
Add functions to get the amount of bytes in chanenl send and receive buffers.
[meshlink] / 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 "conf.h"
24 #include "connection.h"
25 #include "list.h"
26 #include "logger.h"
27 #include "meshlink_internal.h"
28 #include "utils.h"
29 #include "xalloc.h"
30
31 void init_connections(meshlink_handle_t *mesh) {
32         mesh->connections = list_alloc((list_action_t) free_connection);
33         mesh->everyone = new_connection();
34         mesh->everyone->name = xstrdup("mesh->everyone");
35 }
36
37 void exit_connections(meshlink_handle_t *mesh) {
38         if(mesh->connections) {
39                 list_delete_list(mesh->connections);
40         }
41
42         free_connection(mesh->everyone);
43
44         mesh->connections = NULL;
45         mesh->everyone = NULL;
46 }
47
48 connection_t *new_connection(void) {
49         return xzalloc(sizeof(connection_t));
50 }
51
52 void free_connection(connection_t *c) {
53         if(!c) {
54                 return;
55         }
56
57         sptps_stop(&c->sptps);
58         ecdsa_free(c->ecdsa);
59
60         buffer_clear(&c->inbuf);
61         buffer_clear(&c->outbuf);
62
63         if(c->io.cb) {
64                 abort();
65         }
66
67         if(c->socket > 0) {
68                 closesocket(c->socket);
69         }
70
71         free(c->name);
72
73         if(c->config_tree) {
74                 exit_configuration(&c->config_tree);
75         }
76
77         free(c);
78 }
79
80 void connection_add(meshlink_handle_t *mesh, connection_t *c) {
81         c->mesh = mesh;
82         list_insert_tail(mesh->connections, c);
83 }
84
85 void connection_del(meshlink_handle_t *mesh, connection_t *c) {
86         io_del(&mesh->loop, &c->io);
87         list_delete(mesh->connections, c);
88 }