Annotation of src/usr.bin/ssh/auth2-passwd.c, Revision 1.7
1.7 ! djm 1: /* $OpenBSD$ */
1.1 markus 2: /*
3: * Copyright (c) 2000 Markus Friedl. All rights reserved.
4: *
5: * Redistribution and use in source and binary forms, with or without
6: * modification, are permitted provided that the following conditions
7: * are met:
8: * 1. Redistributions of source code must retain the above copyright
9: * notice, this list of conditions and the following disclaimer.
10: * 2. Redistributions in binary form must reproduce the above copyright
11: * notice, this list of conditions and the following disclaimer in the
12: * documentation and/or other materials provided with the distribution.
13: *
14: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24: */
25:
26: #include "includes.h"
27:
28: #include "xmalloc.h"
29: #include "packet.h"
30: #include "log.h"
31: #include "auth.h"
32: #include "monitor_wrap.h"
1.2 markus 33: #include "servconf.h"
1.1 markus 34:
1.2 markus 35: /* import */
36: extern ServerOptions options;
37:
38: static int
1.1 markus 39: userauth_passwd(Authctxt *authctxt)
40: {
1.5 dtucker 41: char *password, *newpass;
1.1 markus 42: int authenticated = 0;
43: int change;
1.5 dtucker 44: u_int len, newlen;
45:
1.1 markus 46: change = packet_get_char();
1.5 dtucker 47: password = packet_get_string(&len);
48: if (change) {
49: /* discard new password from packet */
50: newpass = packet_get_string(&newlen);
51: memset(newpass, 0, newlen);
52: xfree(newpass);
53: }
54: packet_check_eom();
55:
1.1 markus 56: if (change)
1.3 itojun 57: logit("password change not supported");
1.5 dtucker 58: else if (PRIVSEP(auth_password(authctxt, password)) == 1)
1.1 markus 59: authenticated = 1;
60: memset(password, 0, len);
61: xfree(password);
62: return authenticated;
63: }
1.2 markus 64:
65: Authmethod method_passwd = {
66: "password",
67: userauth_passwd,
68: &options.password_authentication
69: };