xcrypt.c revision 124208 
1/*
2 * Copyright (c) 2003 Ben Lindstrom.  All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25#include "includes.h"
26
27#if !defined(HAVE_OSF_SIA)
28
29# ifdef HAVE_CRYPT_H
30#  include <crypt.h>
31# endif
32
33# ifdef __hpux
34#  include <hpsecurity.h>
35#  include <prot.h>
36# endif
37
38# ifdef HAVE_SECUREWARE
39#  include <sys/security.h>
40#  include <sys/audit.h>
41#  include <prot.h>
42# endif
43
44# if defined(HAVE_SHADOW_H) && !defined(DISABLE_SHADOW)
45#  include <shadow.h>
46# endif
47
48# if defined(HAVE_GETPWANAM) && !defined(DISABLE_SHADOW)
49#  include <sys/label.h>
50#  include <sys/audit.h>
51#  include <pwdadj.h>
52# endif
53
54# if defined(HAVE_MD5_PASSWORDS) && !defined(HAVE_MD5_CRYPT)
55#  include "md5crypt.h"
56# endif
57
58char *
59xcrypt(const char *password, const char *salt)
60{
61	char *crypted;
62
63# ifdef HAVE_MD5_PASSWORDS
64        if (is_md5_salt(salt))
65                crypted = md5_crypt(password, salt);
66        else
67                crypted = crypt(password, salt);
68# elif defined(__hpux) && !defined(HAVE_SECUREWARE)
69	if (iscomsec())
70                crypted = bigcrypt(password, salt);
71        else
72                crypted = crypt(password, salt);
73# elif defined(HAVE_SECUREWARE)
74        crypted = bigcrypt(password, salt);
75# else
76        crypted = crypt(password, salt);
77# endif
78
79	return crypted;
80}
81
82/*
83 * Handle shadowed password systems in a cleaner way for portable
84 * version.
85 */
86
87char *
88shadow_pw(struct passwd *pw)
89{
90	char *pw_password = pw->pw_passwd;
91
92# if defined(HAVE_SHADOW_H) && !defined(DISABLE_SHADOW)
93	struct spwd *spw = getspnam(pw->pw_name);
94
95	if (spw != NULL)
96		pw_password = spw->sp_pwdp;
97# endif
98# if defined(HAVE_GETPWANAM) && !defined(DISABLE_SHADOW)
99	struct passwd_adjunct *spw;
100	if (issecure() && (spw = getpwanam(pw->pw_name)) != NULL)
101		pw_password = spw->pwa_passwd;
102# elif defined(HAVE_SECUREWARE)
103	struct pr_passwd *spw = getprpwnam(pw->pw_name);
104
105	if (spw != NULL)
106		pw_password = spw->ufld.fd_encrypt;
107# elif defined(__hpux) && !defined(HAVE_SECUREWARE)
108	struct pr_passwd *spw;
109        if (iscomsec() && (spw = getprpwnam(pw->pw_name)) != NULL)
110                pw_password = spw->ufld.fd_encrypt;
111# endif
112
113	return pw_password;
114}
115
116#endif /* !defined(HAVE_OSF_SIA) */
117