148 lines
3.4 KiB
C
148 lines
3.4 KiB
C
/*
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This file is part of telegram-client.
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Telegram-client is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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Telegram-client is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this telegram-client. If not, see <http://www.gnu.org/licenses/>.
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Copyright Vitaly Valtman 2013
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*/
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#ifndef __NET_H__
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#define __NET_H__
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#include <poll.h>
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struct dc;
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#include "queries.h"
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#define TG_SERVER "173.240.5.1"
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//#define TG_SERVER "95.142.192.66"
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#define TG_APP_HASH "36722c72256a24c1225de00eb6a1ca74"
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#define TG_APP_ID 2899
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#define TG_BUILD "200"
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#define TG_VERSION "0.01-beta"
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#define ACK_TIMEOUT 60
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#define MAX_DC_ID 10
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enum dc_state {
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st_init,
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st_reqpq_sent,
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st_reqdh_sent,
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st_client_dh_sent,
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st_authorized,
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st_error
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} ;
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struct connection;
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struct connection_methods {
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int (*ready) (struct connection *c);
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int (*close) (struct connection *c);
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int (*execute) (struct connection *c, int op, int len);
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};
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#define MAX_DC_SESSIONS 3
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struct session {
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struct dc *dc;
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long long session_id;
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int seq_no;
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struct connection *c;
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struct tree_int *ack_tree;
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struct event_timer ev;
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};
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struct dc {
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int id;
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int port;
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int flags;
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char *ip;
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char *user;
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struct session *sessions[MAX_DC_SESSIONS];
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char auth_key[256];
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long long auth_key_id;
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long long server_salt;
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int server_time_delta;
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double server_time_udelta;
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int has_auth;
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};
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#define DC_SERIALIZED_MAGIC 0x64582faa
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#define DC_SERIALIZED_MAGIC_V2 0x94032abb
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struct dc_serialized {
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int magic;
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int port;
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char ip[64];
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char user[64];
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char auth_key[256];
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long long auth_key_id, server_salt;
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int authorized;
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};
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struct connection_buffer {
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void *start;
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void *end;
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void *rptr;
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void *wptr;
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struct connection_buffer *next;
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};
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enum conn_state {
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conn_none,
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conn_connecting,
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conn_ready,
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conn_failed,
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conn_stopped
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};
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struct connection {
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int fd;
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char *ip;
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int port;
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int flags;
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enum conn_state state;
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int ipv6[4];
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struct connection_buffer *in_head;
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struct connection_buffer *in_tail;
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struct connection_buffer *out_head;
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struct connection_buffer *out_tail;
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int in_bytes;
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int out_bytes;
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int packet_num;
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int out_packet_num;
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int last_connect_time;
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struct connection_methods *methods;
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struct session *session;
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void *extra;
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struct event_timer ev;
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double last_receive_time;
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};
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extern struct connection *Connections[];
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int write_out (struct connection *c, const void *data, int len);
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void flush_out (struct connection *c);
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int read_in (struct connection *c, void *data, int len);
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void create_all_outbound_connections (void);
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struct connection *create_connection (const char *host, int port, struct session *session, struct connection_methods *methods);
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int connections_make_poll_array (struct pollfd *fds, int max);
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void connections_poll_result (struct pollfd *fds, int max);
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void dc_create_session (struct dc *DC);
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void insert_seqno (struct session *S, int seqno);
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struct dc *alloc_dc (int id, char *ip, int port);
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#define GET_DC(c) (c->session->dc)
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#endif
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