53 lines
2.5 KiB
C
53 lines
2.5 KiB
C
/*
|
|
* Copyright (C) Ambroz Bizjak <ambrop7@gmail.com>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the author nor the
|
|
* names of its contributors may be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
|
|
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
// name of the program
|
|
#define PROGRAM_NAME "tun2socks"
|
|
|
|
// size of temporary buffer for passing data from the SOCKS server to TCP for sending
|
|
#define CLIENT_SOCKS_RECV_BUF_SIZE 8192
|
|
|
|
// maximum number of udpgw connections
|
|
#define DEFAULT_UDPGW_MAX_CONNECTIONS 256
|
|
|
|
// udpgw per-connection send buffer size, in number of packets
|
|
#define DEFAULT_UDPGW_CONNECTION_BUFFER_SIZE 8
|
|
|
|
// udpgw reconnect time after connection fails
|
|
#define UDPGW_RECONNECT_TIME 5000
|
|
|
|
// udpgw keepalive sending interval
|
|
#define UDPGW_KEEPALIVE_TIME 10000
|
|
|
|
// option to override the destination addresses to give the SOCKS server
|
|
//#define OVERRIDE_DEST_ADDR "10.111.0.2:2000"
|
|
|
|
// Max number of buffered outgoing UDP packets for SOCKS5-UDP. It should be large
|
|
// enough to prevent packet loss while the SOCKS UDP association is being set up. A slow
|
|
// or far-away SOCKS server could require 300 ms to connect, and a chatty client (e.g.
|
|
// STUN) could send a packet every 20 ms, so a default limit of 16 seems reasonable.
|
|
#define SOCKS_UDP_SEND_BUFFER_PACKETS 16
|