* incompatible with the protocol description in the RFC file, it must be
* called by a name other than "ssh" or "Secure Shell".
*
- *
* Copyright (c) 1999 Dug Song. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- *
* Copyright (c) 2000 Markus Friedl. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
*/
#include "includes.h"
-RCSID("$OpenBSD: auth-passwd.c,v 1.17 2000/09/07 20:27:49 deraadt Exp $");
-
-#if !defined(USE_PAM) && !defined(HAVE_OSF_SIA)
+RCSID("$OpenBSD: auth-passwd.c,v 1.27 2002/05/24 16:45:16 stevesk Exp $");
#include "packet.h"
-#include "ssh.h"
+#include "log.h"
#include "servconf.h"
-#include "xmalloc.h"
+#include "auth.h"
+
+#if !defined(USE_PAM) && !defined(HAVE_OSF_SIA)
+/* Don't need any of these headers for the PAM or SIA cases */
+# ifdef HAVE_CRYPT_H
+# include <crypt.h>
+# endif
+# ifdef WITH_AIXAUTHENTICATE
+# include <login.h>
+# endif
+# ifdef __hpux
+# include <hpsecurity.h>
+# include <prot.h>
+# endif
+# ifdef HAVE_SECUREWARE
+# include <sys/security.h>
+# include <sys/audit.h>
+# include <prot.h>
+# endif /* HAVE_SECUREWARE */
+# if defined(HAVE_SHADOW_H) && !defined(DISABLE_SHADOW)
+# include <shadow.h>
+# endif
+# if defined(HAVE_GETPWANAM) && !defined(DISABLE_SHADOW)
+# include <sys/label.h>
+# include <sys/audit.h>
+# include <pwdadj.h>
+# endif
+# if defined(HAVE_MD5_PASSWORDS) && !defined(HAVE_MD5_CRYPT)
+# include "md5crypt.h"
+# endif /* defined(HAVE_MD5_PASSWORDS) && !defined(HAVE_MD5_CRYPT) */
+
+# ifdef HAVE_CYGWIN
+# undef ERROR
+# include <windows.h>
+# include <sys/cygwin.h>
+# define is_winnt (GetVersion() < 0x80000000)
+# endif
+#endif /* !USE_PAM && !HAVE_OSF_SIA */
+extern ServerOptions options;
#ifdef WITH_AIXAUTHENTICATE
-# include <login.h>
-#endif
-#ifdef __hpux
-# include <hpsecurity.h>
-# include <prot.h>
-#endif
-#if defined(HAVE_SHADOW_H) && !defined(DISABLE_SHADOW)
-# include <shadow.h>
-#endif
-#if defined(HAVE_GETPWANAM) && !defined(DISABLE_SHADOW)
-# include <sys/label.h>
-# include <sys/audit.h>
-# include <pwdadj.h>
-#endif
-#if defined(HAVE_MD5_PASSWORDS) && !defined(HAVE_MD5_CRYPT)
-# include "md5crypt.h"
-#endif /* defined(HAVE_MD5_PASSWORDS) && !defined(HAVE_MD5_CRYPT) */
-
-#ifdef HAVE_CYGWIN
-#undef ERROR
-#include <windows.h>
-#include <sys/cygwin.h>
-#define is_winnt (GetVersion() < 0x80000000)
+extern char *aixloginmsg;
#endif
/*
* authentication succeeds.
*/
int
-auth_password(struct passwd * pw, const char *password)
+auth_password(Authctxt *authctxt, const char *password)
{
- extern ServerOptions options;
+ struct passwd * pw = authctxt->pw;
+#if !defined(USE_PAM) && !defined(HAVE_OSF_SIA)
char *encrypted_password;
char *pw_password;
char *salt;
-#ifdef __hpux
+# if defined(__hpux) || defined(HAVE_SECUREWARE)
struct pr_passwd *spw;
-#endif
-#if defined(HAVE_SHADOW_H) && !defined(DISABLE_SHADOW)
+# endif /* __hpux || HAVE_SECUREWARE */
+# if defined(HAVE_SHADOW_H) && !defined(DISABLE_SHADOW)
struct spwd *spw;
-#endif
-#if defined(HAVE_GETPWANAM) && !defined(DISABLE_SHADOW)
+# endif
+# if defined(HAVE_GETPWANAM) && !defined(DISABLE_SHADOW)
struct passwd_adjunct *spw;
-#endif
-#ifdef WITH_AIXAUTHENTICATE
+# endif
+# ifdef WITH_AIXAUTHENTICATE
char *authmsg;
- char *loginmsg;
+ int authsuccess;
int reenter = 1;
-#endif
+# endif
+#endif /* !defined(USE_PAM) && !defined(HAVE_OSF_SIA) */
/* deny if no user. */
if (pw == NULL)
return 0;
#ifndef HAVE_CYGWIN
- if (pw->pw_uid == 0 && options.permit_root_login == 2)
+ if (pw->pw_uid == 0 && options.permit_root_login != PERMIT_NO_PASSWD)
return 0;
-#endif
-#ifdef HAVE_CYGWIN
- /*
- * Empty password is only possible on NT if the user has _really_
- * an empty password and authentication is done, though.
- */
- if (!is_winnt)
#endif
if (*password == '\0' && options.permit_empty_passwd == 0)
return 0;
-#ifdef HAVE_CYGWIN
+#if defined(USE_PAM)
+ return auth_pam_password(authctxt, password);
+#elif defined(HAVE_OSF_SIA)
+ return auth_sia_password(authctxt, password);
+#else
+# ifdef KRB5
+ if (options.kerberos_authentication == 1) {
+ int ret = auth_krb5_password(authctxt, password);
+ if (ret == 1 || ret == 0)
+ return ret;
+ /* Fall back to ordinary passwd authentication. */
+ }
+# endif
+# ifdef HAVE_CYGWIN
if (is_winnt) {
HANDLE hToken = cygwin_logon_user(pw, password);
cygwin_set_impersonation_token(hToken);
return 1;
}
-#endif
-
-#ifdef SKEY
- if (options.skey_authentication == 1) {
- int ret = auth_skey_password(pw, password);
- if (ret == 1 || ret == 0)
- return ret;
- /* Fall back to ordinary passwd authentication. */
- }
-#endif
-
-#ifdef WITH_AIXAUTHENTICATE
- return (authenticate(pw->pw_name,password,&reenter,&authmsg) == 0);
-#endif
-
-#ifdef KRB4
+# endif
+# ifdef WITH_AIXAUTHENTICATE
+ authsuccess = (authenticate(pw->pw_name,password,&reenter,&authmsg) == 0);
+
+ if (authsuccess)
+ /* We don't have a pty yet, so just label the line as "ssh" */
+ if (loginsuccess(authctxt->user,
+ get_canonical_hostname(options.verify_reverse_mapping),
+ "ssh", &aixloginmsg) < 0)
+ aixloginmsg = NULL;
+
+ return(authsuccess);
+# endif
+# ifdef KRB4
if (options.kerberos_authentication == 1) {
- int ret = auth_krb4_password(pw, password);
+ int ret = auth_krb4_password(authctxt, password);
if (ret == 1 || ret == 0)
return ret;
/* Fall back to ordinary passwd authentication. */
}
-#endif
-
-
+# endif
+# ifdef BSD_AUTH
+ if (auth_userokay(pw->pw_name, authctxt->style, "auth-ssh",
+ (char *)password) == 0)
+ return 0;
+ else
+ return 1;
+# endif
pw_password = pw->pw_passwd;
/*
* Various interfaces to shadow or protected password data
*/
-#if defined(HAVE_SHADOW_H) && !defined(DISABLE_SHADOW)
+# if defined(HAVE_SHADOW_H) && !defined(DISABLE_SHADOW)
spw = getspnam(pw->pw_name);
- if (spw != NULL)
+ if (spw != NULL)
pw_password = spw->sp_pwdp;
-#endif /* defined(HAVE_SHADOW_H) && !defined(DISABLE_SHADOW) */
-#if defined(HAVE_GETPWANAM) && !defined(DISABLE_SHADOW)
+# endif /* defined(HAVE_SHADOW_H) && !defined(DISABLE_SHADOW) */
+
+# if defined(HAVE_GETPWANAM) && !defined(DISABLE_SHADOW)
if (issecure() && (spw = getpwanam(pw->pw_name)) != NULL)
pw_password = spw->pwa_passwd;
-#endif /* defined(HAVE_GETPWANAM) && !defined(DISABLE_SHADOW) */
-#if defined(__hpux)
+# endif /* defined(HAVE_GETPWANAM) && !defined(DISABLE_SHADOW) */
+
+# ifdef HAVE_SECUREWARE
+ if ((spw = getprpwnam(pw->pw_name)) != NULL)
+ pw_password = spw->ufld.fd_encrypt;
+# endif /* HAVE_SECUREWARE */
+
+# if defined(__hpux) && !defined(HAVE_SECUREWARE)
if (iscomsec() && (spw = getprpwnam(pw->pw_name)) != NULL)
pw_password = spw->ufld.fd_encrypt;
-#endif /* defined(__hpux) */
+# endif /* defined(__hpux) && !defined(HAVE_SECUREWARE) */
/* Check for users with no password. */
if ((password[0] == '\0') && (pw_password[0] == '\0'))
else
salt = "xx";
-#ifdef HAVE_MD5_PASSWORDS
+# ifdef HAVE_MD5_PASSWORDS
if (is_md5_salt(salt))
encrypted_password = md5_crypt(password, salt);
else
encrypted_password = crypt(password, salt);
-#else /* HAVE_MD5_PASSWORDS */
-# ifdef __hpux
+# else /* HAVE_MD5_PASSWORDS */
+# if defined(__hpux) && !defined(HAVE_SECUREWARE)
if (iscomsec())
encrypted_password = bigcrypt(password, salt);
else
encrypted_password = crypt(password, salt);
-# else
+# else
+# ifdef HAVE_SECUREWARE
+ encrypted_password = bigcrypt(password, salt);
+# else
encrypted_password = crypt(password, salt);
-# endif /* __hpux */
-#endif /* HAVE_MD5_PASSWORDS */
+# endif /* HAVE_SECUREWARE */
+# endif /* __hpux && !defined(HAVE_SECUREWARE) */
+# endif /* HAVE_MD5_PASSWORDS */
/* Authentication is accepted if the encrypted passwords are identical. */
return (strcmp(encrypted_password, pw_password) == 0);
-}
#endif /* !USE_PAM && !HAVE_OSF_SIA */
+}
andersk / openssh.git / blobdiff