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comparison tcpfwd.h @ 64:efb5e0b335cf

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TCP forwarding works.
author Matt Johnston <matt@ucc.asn.au>
date Thu, 12 Aug 2004 13:48:42 +0000
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children 10f4d3319780
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63:dcc43965928f 64:efb5e0b335cf
1 /*
2 * Dropbear - a SSH2 server
3 *
4 * Copyright (c) 2002,2003 Matt Johnston
5 * All rights reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23 * SOFTWARE. */
24 #ifndef _TCPFWD_H
25 #define _TCPFWD_H
26
27 #include "channel.h"
28
29 struct TCPListener {
30
31 /* sendaddr/sendport are what we send in the channel init request. For a
32 * forwarded-tcpip request, it's the addr/port we were binding to.
33 * For a direct-tcpip request, it's the addr/port we want the other
34 * end to connect to */
35
36 unsigned char *sendaddr;
37 unsigned int sendport;
38
39 /* This is for direct-tcpip (ie the client listening), and specifies the
40 * port to listen on. Is unspecified for the server */
41 unsigned int listenport;
42
43 const struct ChanType *chantype;
44
45 };
46
47 /* A link in a list of forwards */
48 struct TCPFwdList {
49
50 char* connectaddr;
51 unsigned int connectport;
52 unsigned int listenport;
53 struct TCPFwdList * next;
54
55 };
56
57 /* Server */
58 void recv_msg_global_request_remotetcp();
59 extern const struct ChanType svr_chan_tcpdirect;
60
61 /* Client */
62 void setup_localtcp();
63 extern const struct ChanType cli_chan_tcpremote;
64
65 /* Common */
66 int listen_tcpfwd(struct TCPListener* tcpinfo);
67
68
69 #endif