2 meshlink_internal.h -- Internal parts of the public API.
3 Copyright (C) 2014 Guus Sliepen <guus@meshlink.io>
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.
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.
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.
20 #ifndef MESHLINK_INTERNAL_H
21 #define MESHLINK_INTERNAL_H
34 #define MAXSOCKETS 8 /* Probably overkill... */
36 typedef struct listen_socket_t {
43 typedef enum proxytype_t {
52 typedef struct outpacketqueue {
53 meshlink_node_t *destination;
58 struct meshlink_connection {
60 outpacketqueue_t packetwindow;
63 /// A handle for an instance of MeshLink.
64 struct meshlink_handle {
68 meshlink_receive_cb_t receive_cb;
69 meshlink_node_status_cb_t node_status_cb;
70 meshlink_log_cb_t log_cb;
71 meshlink_log_level_t log_level;
75 pthread_mutex_t outpacketqueue_mutex;
76 pthread_mutex_t nodes_mutex;
78 listen_socket_t listen_socket[MAXSOCKETS];
84 struct splay_tree_t *config;
85 struct splay_tree_t *edges;
86 struct splay_tree_t *nodes;
88 struct list_t *connections;
89 struct list_t *outgoings;
91 struct list_t *outpacketqueue;
93 uint16_t socketsbitmap; //bitmap of 16 bits
95 int contradicting_add_edge;
96 int contradicting_del_edge;
98 time_t last_config_check;
100 timeout_t periodictimer;
108 proxytype_t proxytype;
111 sockaddr_t localdiscovery_address;
113 hash_t *node_udp_cache;
114 struct connection_t *everyone;
115 struct ecdsa *invitation_key;
118 int pinginterval; /* seconds between pings */
119 int pingtimeout; /* seconds to wait for response */
124 char cookie[18], hash[18];
133 /// A handle for a MeshLink node.
134 struct meshlink_node {
139 /// Header for data packets routed between nodes
140 typedef struct meshlink_packethdr {
141 uint8_t destination[16];
146 } __attribute__ ((__packed__)) meshlink_packethdr_t;
148 extern void meshlink_send_from_queue(event_loop_t* el,meshlink_handle_t *mesh);
151 #endif // MESHLINK_INTERNAL_H