Mercurial > dropbear

comparison cli-main.c @ 285:1b9e69c058d2

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propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3) to branch 'au.asn.ucc.matt.dropbear' (head fdf4a7a3b97ae5046139915de7e40399cceb2c01)
author Matt Johnston <matt@ucc.asn.au>
date Wed, 08 Mar 2006 13:23:58 +0000
parents 0cfba3034be5
children 740e782679be 1afa503e33f5
comparison
equal deleted inserted replaced
281:997e6f7dc01e 285:1b9e69c058d2
1 /*
2 * Dropbear - a SSH2 server
3 * SSH client implementation
4 *
5 * Copyright (c) 2002,2003 Matt Johnston
6 * Copyright (c) 2004 by Mihnea Stoenescu
7 * All rights reserved.
8 *
9 * Permission is hereby granted, free of charge, to any person obtaining a copy
10 * of this software and associated documentation files (the "Software"), to deal
11 * in the Software without restriction, including without limitation the rights
12 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13 * copies of the Software, and to permit persons to whom the Software is
14 * furnished to do so, subject to the following conditions:
15 *
16 * The above copyright notice and this permission notice shall be included in
17 * all copies or substantial portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
22 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
24 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
25 * SOFTWARE. */
26
27 #include "includes.h"
28 #include "dbutil.h"
29 #include "runopts.h"
30 #include "session.h"
31
32 static void cli_dropbear_exit(int exitcode, const char* format, va_list param);
33 static void cli_dropbear_log(int priority, const char* format, va_list param);
34
35 #if defined(DBMULTI_dbclient) || !defined(DROPBEAR_MULTI)
36 #if defined(DBMULTI_dbclient) && defined(DROPBEAR_MULTI)
37 int cli_main(int argc, char ** argv) {
38 #else
39 int main(int argc, char ** argv) {
40 #endif
41
42 int sock;
43 char* error = NULL;
44 char* hostandport;
45 int len;
46
47 _dropbear_exit = cli_dropbear_exit;
48 _dropbear_log = cli_dropbear_log;
49
50 cli_getopts(argc, argv);
51
52 TRACE(("user='%s' host='%s' port='%s'", cli_opts.username,
53 cli_opts.remotehost, cli_opts.remoteport))
54
55 if (signal(SIGPIPE, SIG_IGN) == SIG_ERR) {
56 dropbear_exit("signal() error");
57 }
58
59 sock = connect_remote(cli_opts.remotehost, cli_opts.remoteport,
60 0, &error);
61
62 if (sock < 0) {
63 dropbear_exit("%s", error);
64 }
65
66 /* Set up the host:port log */
67 len = strlen(cli_opts.remotehost);
68 len += 10; /* 16 bit port and leeway*/
69 hostandport = (char*)m_malloc(len);
70 snprintf(hostandport, len, "%s:%s",
71 cli_opts.remotehost, cli_opts.remoteport);
72
73 cli_session(sock, hostandport);
74
75 /* not reached */
76 return -1;
77 }
78 #endif /* DBMULTI stuff */
79
80 static void cli_dropbear_exit(int exitcode, const char* format, va_list param) {
81
82 char fmtbuf[300];
83
84 if (!sessinitdone) {
85 snprintf(fmtbuf, sizeof(fmtbuf), "exited: %s",
86 format);
87 } else {
88 snprintf(fmtbuf, sizeof(fmtbuf),
89 "connection to %s@%s:%s exited: %s",
90 cli_opts.username, cli_opts.remotehost,
91 cli_opts.remoteport, format);
92 }
93
94 /* Do the cleanup first, since then the terminal will be reset */
95 cli_session_cleanup();
96 common_session_cleanup();
97
98 _dropbear_log(LOG_INFO, fmtbuf, param);
99
100 exit(exitcode);
101 }
102
103 static void cli_dropbear_log(int UNUSED(priority),
104 const char* format, va_list param) {
105
106 char printbuf[1024];
107
108 vsnprintf(printbuf, sizeof(printbuf), format, param);
109
110 fprintf(stderr, "%s: %s\n", cli_opts.progname, printbuf);
111
112 }