annotate cli-tcpfwd.c @ 1013:a1e79ffa5862

Tighten validation of DH values. Odds of x==0 being generated are improbable, roughly 2**-1023 Regression in 0.49
author Matt Johnston <matt@ucc.asn.au>
date Tue, 10 Feb 2015 21:46:19 +0800
parents 5daedffd0769
children 4121ca987e6a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
74
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
1 /*
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
2 * Dropbear SSH
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
3 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
4 * Copyright (c) 2002,2003 Matt Johnston
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
5 * All rights reserved.
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
6 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
8 * of this software and associated documentation files (the "Software"), to deal
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
9 * in the Software without restriction, including without limitation the rights
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
11 * copies of the Software, and to permit persons to whom the Software is
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
12 * furnished to do so, subject to the following conditions:
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
13 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
14 * The above copyright notice and this permission notice shall be included in
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
15 * all copies or substantial portions of the Software.
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
16 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
23 * SOFTWARE. */
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
24
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
25 #include "includes.h"
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
26 #include "options.h"
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
27 #include "dbutil.h"
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
28 #include "tcpfwd.h"
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
29 #include "channel.h"
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
30 #include "runopts.h"
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
31 #include "session.h"
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
32 #include "ssh.h"
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
33
156
8c2b3506f112 Rearrange preprocessor parts so that compilation with various options
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
34 #ifdef ENABLE_CLI_REMOTETCPFWD
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
35 static int newtcpforwarded(struct Channel * channel);
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
36
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
37 const struct ChanType cli_chan_tcpremote = {
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
38 1, /* sepfds */
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
39 "forwarded-tcpip",
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
40 newtcpforwarded,
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
41 NULL,
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
42 NULL,
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
43 NULL
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
44 };
156
8c2b3506f112 Rearrange preprocessor parts so that compilation with various options
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
45 #endif
8c2b3506f112 Rearrange preprocessor parts so that compilation with various options
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
46
8c2b3506f112 Rearrange preprocessor parts so that compilation with various options
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
47 #ifdef ENABLE_CLI_LOCALTCPFWD
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
48 static int cli_localtcp(const char* listenaddr,
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
49 unsigned int listenport,
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
50 const char* remoteaddr,
156
8c2b3506f112 Rearrange preprocessor parts so that compilation with various options
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
51 unsigned int remoteport);
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
52 static const struct ChanType cli_chan_tcplocal = {
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
53 1, /* sepfds */
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
54 "direct-tcpip",
941
5daedffd0769 Set tcp priority as follows:
Matt Johnston <matt@ucc.asn.au>
parents: 899
diff changeset
55 tcp_prio_inithandler,
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
56 NULL,
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
57 NULL,
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
58 NULL
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
59 };
156
8c2b3506f112 Rearrange preprocessor parts so that compilation with various options
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
60 #endif
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
61
156
8c2b3506f112 Rearrange preprocessor parts so that compilation with various options
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
62 #ifdef ENABLE_CLI_LOCALTCPFWD
63
dcc43965928f - A nice cleaner structure for tcp (acceptor) forwarding.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
63 void setup_localtcp() {
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
64 m_list_elem *iter;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
65 int ret;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
66
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 156
diff changeset
67 TRACE(("enter setup_localtcp"))
66
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
68
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
69 for (iter = cli_opts.localfwds->first; iter; iter = iter->next) {
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
70 struct TCPFwdEntry * fwd = (struct TCPFwdEntry*)iter->item;
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
71 ret = cli_localtcp(
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
72 fwd->listenaddr,
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
73 fwd->listenport,
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
74 fwd->connectaddr,
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
75 fwd->connectport);
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
76 if (ret == DROPBEAR_FAILURE) {
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
77 dropbear_log(LOG_WARNING, "Failed local port forward %s:%d:%s:%d",
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
78 fwd->listenaddr,
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
79 fwd->listenport,
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
80 fwd->connectaddr,
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
81 fwd->connectport);
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
82 }
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
83 }
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 156
diff changeset
84 TRACE(("leave setup_localtcp"))
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
85
63
dcc43965928f - A nice cleaner structure for tcp (acceptor) forwarding.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
86 }
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
87
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
88 static int cli_localtcp(const char* listenaddr,
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
89 unsigned int listenport,
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
90 const char* remoteaddr,
63
dcc43965928f - A nice cleaner structure for tcp (acceptor) forwarding.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
91 unsigned int remoteport) {
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
92
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
93 struct TCPListener* tcpinfo = NULL;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
94 int ret;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
95
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
96 TRACE(("enter cli_localtcp: %d %s %d", listenport, remoteaddr,
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
97 remoteport));
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
98
184
ca55377e4f7e - allocate correct buffer size for channel info, rather than sizeof(pointer).
Matt Johnston <matt@ucc.asn.au>
parents: 165
diff changeset
99 tcpinfo = (struct TCPListener*)m_malloc(sizeof(struct TCPListener));
258
306499676384 * add -g (dbclient) and -a (dropbear) options for allowing non-local
Matt Johnston <matt@ucc.asn.au>
parents: 253
diff changeset
100
108
10f4d3319780 - added circular buffering for channels
Matt Johnston <matt@ucc.asn.au>
parents: 74
diff changeset
101 tcpinfo->sendaddr = m_strdup(remoteaddr);
63
dcc43965928f - A nice cleaner structure for tcp (acceptor) forwarding.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
102 tcpinfo->sendport = remoteport;
258
306499676384 * add -g (dbclient) and -a (dropbear) options for allowing non-local
Matt Johnston <matt@ucc.asn.au>
parents: 253
diff changeset
103
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
104 if (listenaddr)
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
105 {
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
106 tcpinfo->listenaddr = m_strdup(listenaddr);
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
107 }
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
108 else
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
109 {
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
110 if (opts.listen_fwd_all) {
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
111 tcpinfo->listenaddr = m_strdup("");
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
112 } else {
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
113 tcpinfo->listenaddr = m_strdup("localhost");
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
114 }
258
306499676384 * add -g (dbclient) and -a (dropbear) options for allowing non-local
Matt Johnston <matt@ucc.asn.au>
parents: 253
diff changeset
115 }
63
dcc43965928f - A nice cleaner structure for tcp (acceptor) forwarding.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
116 tcpinfo->listenport = listenport;
258
306499676384 * add -g (dbclient) and -a (dropbear) options for allowing non-local
Matt Johnston <matt@ucc.asn.au>
parents: 253
diff changeset
117
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
118 tcpinfo->chantype = &cli_chan_tcplocal;
259
c049490e43fe * fix -L forwarding on the client, broke last rev
Matt Johnston <matt@ucc.asn.au>
parents: 258
diff changeset
119 tcpinfo->tcp_type = direct;
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
120
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
121 ret = listen_tcpfwd(tcpinfo);
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
122
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
123 if (ret == DROPBEAR_FAILURE) {
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
124 m_free(tcpinfo);
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
125 }
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 156
diff changeset
126 TRACE(("leave cli_localtcp: %d", ret))
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
127 return ret;
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
128 }
156
8c2b3506f112 Rearrange preprocessor parts so that compilation with various options
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
129 #endif /* ENABLE_CLI_LOCALTCPFWD */
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
130
156
8c2b3506f112 Rearrange preprocessor parts so that compilation with various options
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
131 #ifdef ENABLE_CLI_REMOTETCPFWD
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
132 static void send_msg_global_request_remotetcp(const char *addr, int port) {
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
133
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 156
diff changeset
134 TRACE(("enter send_msg_global_request_remotetcp"))
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
135
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
136 CHECKCLEARTOWRITE();
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
137 buf_putbyte(ses.writepayload, SSH_MSG_GLOBAL_REQUEST);
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
138 buf_putstring(ses.writepayload, "tcpip-forward", 13);
505
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
139 buf_putbyte(ses.writepayload, 1); /* want_reply */
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
140 buf_putstring(ses.writepayload, addr, strlen(addr));
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
141 buf_putint(ses.writepayload, port);
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
142
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
143 encrypt_packet();
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
144
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 156
diff changeset
145 TRACE(("leave send_msg_global_request_remotetcp"))
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
146 }
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
147
505
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
148 /* The only global success/failure messages are for remotetcp.
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
149 * Since there isn't any identifier in these messages, we have to rely on them
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
150 * being in the same order as we sent the requests. This is the ordering
631
af304deacb4c Print the server allocated port when using dbclient -R 0:....
Matt Johnston <matt@ucc.asn.au>
parents: 591
diff changeset
151 * of the cli_opts.remotefwds list.
af304deacb4c Print the server allocated port when using dbclient -R 0:....
Matt Johnston <matt@ucc.asn.au>
parents: 591
diff changeset
152 * If the requested remote port is 0 the listen port will be
af304deacb4c Print the server allocated port when using dbclient -R 0:....
Matt Johnston <matt@ucc.asn.au>
parents: 591
diff changeset
153 * dynamically allocated by the server and the port number will be returned
af304deacb4c Print the server allocated port when using dbclient -R 0:....
Matt Johnston <matt@ucc.asn.au>
parents: 591
diff changeset
154 * to client and the port number reported to the user. */
505
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
155 void cli_recv_msg_request_success() {
631
af304deacb4c Print the server allocated port when using dbclient -R 0:....
Matt Johnston <matt@ucc.asn.au>
parents: 591
diff changeset
156 /* We just mark off that we have received the reply,
505
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
157 * so that we can report failure for later ones. */
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
158 m_list_elem * iter = NULL;
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
159 for (iter = cli_opts.remotefwds->first; iter; iter = iter->next) {
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
160 struct TCPFwdEntry *fwd = (struct TCPFwdEntry*)iter->item;
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
161 if (!fwd->have_reply) {
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
162 fwd->have_reply = 1;
631
af304deacb4c Print the server allocated port when using dbclient -R 0:....
Matt Johnston <matt@ucc.asn.au>
parents: 591
diff changeset
163 if (fwd->listenport == 0) {
899
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
164 /* The server should let us know which port was allocated if we requested port 0 */
631
af304deacb4c Print the server allocated port when using dbclient -R 0:....
Matt Johnston <matt@ucc.asn.au>
parents: 591
diff changeset
165 int allocport = buf_getint(ses.payload);
af304deacb4c Print the server allocated port when using dbclient -R 0:....
Matt Johnston <matt@ucc.asn.au>
parents: 591
diff changeset
166 if (allocport > 0) {
899
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
167 fwd->listenport = allocport;
631
af304deacb4c Print the server allocated port when using dbclient -R 0:....
Matt Johnston <matt@ucc.asn.au>
parents: 591
diff changeset
168 dropbear_log(LOG_INFO, "Allocated port %d for remote forward to %s:%d",
af304deacb4c Print the server allocated port when using dbclient -R 0:....
Matt Johnston <matt@ucc.asn.au>
parents: 591
diff changeset
169 allocport, fwd->connectaddr, fwd->connectport);
af304deacb4c Print the server allocated port when using dbclient -R 0:....
Matt Johnston <matt@ucc.asn.au>
parents: 591
diff changeset
170 }
af304deacb4c Print the server allocated port when using dbclient -R 0:....
Matt Johnston <matt@ucc.asn.au>
parents: 591
diff changeset
171 }
505
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
172 return;
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
173 }
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
174 }
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
175 }
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
176
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
177 void cli_recv_msg_request_failure() {
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
178 m_list_elem *iter;
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
179 for (iter = cli_opts.remotefwds->first; iter; iter = iter->next) {
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
180 struct TCPFwdEntry *fwd = (struct TCPFwdEntry*)iter->item;
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
181 if (!fwd->have_reply) {
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
182 fwd->have_reply = 1;
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
183 dropbear_log(LOG_WARNING, "Remote TCP forward request failed (port %d -> %s:%d)", fwd->listenport, fwd->connectaddr, fwd->connectport);
505
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
184 return;
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
185 }
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
186 }
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
187 }
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 259
diff changeset
188
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
189 void setup_remotetcp() {
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
190 m_list_elem *iter;
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 156
diff changeset
191 TRACE(("enter setup_remotetcp"))
66
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
192
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
193 for (iter = cli_opts.remotefwds->first; iter; iter = iter->next) {
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
194 struct TCPFwdEntry *fwd = (struct TCPFwdEntry*)iter->item;
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
195 if (!fwd->listenaddr)
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
196 {
857
c19acba28590 use oldstyle comments
Matt Johnston <matt@ucc.asn.au>
parents: 631
diff changeset
197 /* we store the addresses so that we can compare them
c19acba28590 use oldstyle comments
Matt Johnston <matt@ucc.asn.au>
parents: 631
diff changeset
198 when the server sends them back */
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
199 if (opts.listen_fwd_all) {
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
200 fwd->listenaddr = m_strdup("");
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
201 } else {
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
202 fwd->listenaddr = m_strdup("localhost");
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
203 }
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
204 }
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
205 send_msg_global_request_remotetcp(fwd->listenaddr, fwd->listenport);
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
206 }
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
207
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 156
diff changeset
208 TRACE(("leave setup_remotetcp"))
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
209 }
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
210
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
211 static int newtcpforwarded(struct Channel * channel) {
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
212
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
213 char *origaddr = NULL;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
214 unsigned int origport;
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
215 m_list_elem * iter = NULL;
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
216 struct TCPFwdEntry *fwd;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
217 char portstring[NI_MAXSERV];
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
218 int sock;
70
b0316ce64e4b Merging in the changes from 0.41-0.43 main Dropbear tree
Matt Johnston <matt@ucc.asn.au>
parents: 66
diff changeset
219 int err = SSH_OPEN_ADMINISTRATIVELY_PROHIBITED;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
220
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
221 origaddr = buf_getstring(ses.payload, NULL);
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
222 origport = buf_getint(ses.payload);
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
223
899
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
224 /* Find which port corresponds. First try and match address as well as port,
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
225 in case they want to forward different ports separately ... */
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
226 for (iter = cli_opts.remotefwds->first; iter; iter = iter->next) {
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
227 fwd = (struct TCPFwdEntry*)iter->item;
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
228 if (origport == fwd->listenport
899
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
229 && strcmp(origaddr, fwd->listenaddr) == 0) {
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
230 break;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
231 }
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
232 }
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
233
899
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
234 if (!iter)
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
235 {
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
236 /* ... otherwise try to generically match the only forwarded port
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
237 without address (also handles ::1 vs 127.0.0.1 vs localhost case).
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
238 rfc4254 is vague about the definition of "address that was connected" */
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
239 for (iter = cli_opts.remotefwds->first; iter; iter = iter->next) {
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
240 fwd = (struct TCPFwdEntry*)iter->item;
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
241 if (origport == fwd->listenport) {
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
242 break;
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
243 }
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
244 }
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
245 }
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
246
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
247
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
248 if (iter == NULL) {
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
249 /* We didn't request forwarding on that port */
899
115f8a3c2d5a - Fix dbclient with port 0 for server-allocated
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
250 cleantext(origaddr);
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
251 dropbear_log(LOG_INFO, "Server sent unrequested forward from \"%s:%d\"",
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
252 origaddr, origport);
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
253 goto out;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
254 }
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
255
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
256 snprintf(portstring, sizeof(portstring), "%d", fwd->connectport);
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
257 sock = connect_remote(fwd->connectaddr, portstring, 1, NULL);
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
258 if (sock < 0) {
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 156
diff changeset
259 TRACE(("leave newtcpdirect: sock failed"))
70
b0316ce64e4b Merging in the changes from 0.41-0.43 main Dropbear tree
Matt Johnston <matt@ucc.asn.au>
parents: 66
diff changeset
260 err = SSH_OPEN_CONNECT_FAILED;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
261 goto out;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
262 }
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
263
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
264 ses.maxfd = MAX(ses.maxfd, sock);
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
265
253
84925eceeb13 * rename infd/outfd to writefd/readfd, to avoid confusion
Matt Johnston <matt@ucc.asn.au>
parents: 184
diff changeset
266 /* We don't set readfd, that will get set after the connection's
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
267 * progress succeeds */
253
84925eceeb13 * rename infd/outfd to writefd/readfd, to avoid confusion
Matt Johnston <matt@ucc.asn.au>
parents: 184
diff changeset
268 channel->writefd = sock;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
269 channel->initconn = 1;
941
5daedffd0769 Set tcp priority as follows:
Matt Johnston <matt@ucc.asn.au>
parents: 899
diff changeset
270
5daedffd0769 Set tcp priority as follows:
Matt Johnston <matt@ucc.asn.au>
parents: 899
diff changeset
271 channel->prio = DROPBEAR_CHANNEL_PRIO_UNKNOWABLE;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
272
70
b0316ce64e4b Merging in the changes from 0.41-0.43 main Dropbear tree
Matt Johnston <matt@ucc.asn.au>
parents: 66
diff changeset
273 err = SSH_OPEN_IN_PROGRESS;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
274
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
275 out:
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
276 m_free(origaddr);
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 156
diff changeset
277 TRACE(("leave newtcpdirect: err %d", err))
70
b0316ce64e4b Merging in the changes from 0.41-0.43 main Dropbear tree
Matt Johnston <matt@ucc.asn.au>
parents: 66
diff changeset
278 return err;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 63
diff changeset
279 }
156
8c2b3506f112 Rearrange preprocessor parts so that compilation with various options
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
280 #endif /* ENABLE_CLI_REMOTETCPFWD */