annotate cli-main.c @ 109:2e9d1f29c50f

merge of 50be59810e462f9f44f55e421227d6aa0b31982b and 69b007796063cb5f042be7cca2d479e90db869c3
author Matt Johnston <matt@ucc.asn.au>
date Fri, 27 Aug 2004 14:39:01 +0000
parents 10f4d3319780
children 0cfba3034be5
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: 40
diff changeset
1 /*
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
2 * Dropbear - a SSH2 server
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
3 * SSH client implementation
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
4 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
5 * 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: 40
diff changeset
6 * Copyright (c) 2004 by Mihnea Stoenescu
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
7 * All rights reserved.
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
8 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
9 * 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: 40
diff changeset
10 * 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: 40
diff changeset
11 * 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: 40
diff changeset
12 * 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: 40
diff changeset
13 * 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: 40
diff changeset
14 * 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: 40
diff changeset
15 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
16 * 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: 40
diff changeset
17 * 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: 40
diff changeset
18 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
19 * 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: 40
diff changeset
20 * 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: 40
diff changeset
21 * 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: 40
diff changeset
22 * 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: 40
diff changeset
23 * 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: 40
diff changeset
24 * 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: 40
diff changeset
25 * SOFTWARE. */
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
26
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
27 #include "includes.h"
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
28 #include "dbutil.h"
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
29 #include "runopts.h"
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
30 #include "session.h"
26
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
31
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
32 static void cli_dropbear_exit(int exitcode, const char* format, va_list param);
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
33 static void cli_dropbear_log(int priority, const char* format, va_list param);
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
34
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
35 #if defined(DBMULTI_dbclient) || !defined(DROPBEAR_MULTI)
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
36 #if defined(DBMULTI_dbclient) && defined(DROPBEAR_MULTI)
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
37 int cli_main(int argc, char ** argv) {
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
38 #else
26
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
39 int main(int argc, char ** argv) {
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
40 #endif
26
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
41
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
42 int sock;
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
43 char* error = NULL;
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
44 char* hostandport;
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
45 int len;
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
46
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
47 _dropbear_exit = cli_dropbear_exit;
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
48 _dropbear_log = cli_dropbear_log;
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
49
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
50 cli_getopts(argc, argv);
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
51
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
52 TRACE(("user='%s' host='%s' port='%s'", cli_opts.username,
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
53 cli_opts.remotehost, cli_opts.remoteport));
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
54
109
2e9d1f29c50f merge of 50be59810e462f9f44f55e421227d6aa0b31982b
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
55 if (signal(SIGPIPE, SIG_IGN) == SIG_ERR) {
2e9d1f29c50f merge of 50be59810e462f9f44f55e421227d6aa0b31982b
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
56 dropbear_exit("signal() error");
2e9d1f29c50f merge of 50be59810e462f9f44f55e421227d6aa0b31982b
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
57 }
2e9d1f29c50f merge of 50be59810e462f9f44f55e421227d6aa0b31982b
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
58
26
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
59 sock = connect_remote(cli_opts.remotehost, cli_opts.remoteport,
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
60 0, &error);
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
61
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
62 if (sock < 0) {
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
63 dropbear_exit("%s", error);
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
64 }
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
65
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
66 /* Set up the host:port log */
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
67 len = strlen(cli_opts.remotehost);
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
68 len += 10; /* 16 bit port and leeway*/
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
69 hostandport = (char*)m_malloc(len);
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
70 snprintf(hostandport, len, "%s:%s",
26
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
71 cli_opts.remotehost, cli_opts.remoteport);
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
72
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
73 cli_session(sock, hostandport);
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
74
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
75 /* not reached */
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
76 return -1;
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
77 }
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
78 #endif /* DBMULTI stuff */
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
79
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
80 static void cli_dropbear_exit(int exitcode, const char* format, va_list param) {
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
81
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
82 char fmtbuf[300];
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
83
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
84 if (!sessinitdone) {
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
85 snprintf(fmtbuf, sizeof(fmtbuf), "exited: %s",
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
86 format);
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
87 } else {
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
88 snprintf(fmtbuf, sizeof(fmtbuf),
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
89 "connection to %[email protected]%s:%s exited: %s",
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
90 cli_opts.username, cli_opts.remotehost,
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
91 cli_opts.remoteport, format);
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
92 }
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
93
40
b4874d772210 - Added terminal mode handling etc for the client, and window change
Matt Johnston <matt@ucc.asn.au>
parents: 33
diff changeset
94 /* Do the cleanup first, since then the terminal will be reset */
b4874d772210 - Added terminal mode handling etc for the client, and window change
Matt Johnston <matt@ucc.asn.au>
parents: 33
diff changeset
95 cli_session_cleanup();
b4874d772210 - Added terminal mode handling etc for the client, and window change
Matt Johnston <matt@ucc.asn.au>
parents: 33
diff changeset
96 common_session_cleanup();
b4874d772210 - Added terminal mode handling etc for the client, and window change
Matt Johnston <matt@ucc.asn.au>
parents: 33
diff changeset
97
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
98 _dropbear_log(LOG_INFO, fmtbuf, param);
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
99
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
100 exit(exitcode);
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
101 }
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
102
108
10f4d3319780 - added circular buffering for channels
Matt Johnston <matt@ucc.asn.au>
parents: 74
diff changeset
103 static void cli_dropbear_log(int UNUSED(priority),
10f4d3319780 - added circular buffering for channels
Matt Johnston <matt@ucc.asn.au>
parents: 74
diff changeset
104 const char* format, va_list param) {
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
105
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
106 char printbuf[1024];
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
107
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
108 vsnprintf(printbuf, sizeof(printbuf), format, param);
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
109
40
b4874d772210 - Added terminal mode handling etc for the client, and window change
Matt Johnston <matt@ucc.asn.au>
parents: 33
diff changeset
110 fprintf(stderr, "%s: %s\n", cli_opts.progname, printbuf);
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
111
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
112 }