84 lines
2.8 KiB
C
84 lines
2.8 KiB
C
/*
|
|
* Copyright (c) 1995, 1996, 1997 Kungliga Tekniska Högskolan
|
|
* (Royal Institute of Technology, Stockholm, Sweden).
|
|
* 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.
|
|
*
|
|
* 3. Neither the name of the Institute nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE OR CONTRIBUTORS 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.
|
|
*/
|
|
|
|
#include "kadm_locl.h"
|
|
|
|
__RCSID("$KTH-KRB: pw_check.c,v 1.14 1999/12/02 16:58:36 joda Exp $"
|
|
"$NetBSD: pw_check.c,v 1.1.1.3 2002/09/12 12:22:08 joda Exp $");
|
|
|
|
/*
|
|
* kadm_pw_check
|
|
*
|
|
* pw : new password or "" if none passed
|
|
* newkey : key for pw as passed from client
|
|
* strings : interesting strings to check for
|
|
*
|
|
* returns NULL if pw is ok, else an explanatory string
|
|
*/
|
|
int
|
|
kadm_pw_check(char *pw, des_cblock *newkey, char **pw_msg,
|
|
char **strings)
|
|
{
|
|
des_cblock pwkey;
|
|
int status=KADM_SUCCESS;
|
|
|
|
if (pw == NULL || *pw == '\0')
|
|
return status; /* XXX - Change this later */
|
|
|
|
#ifndef NO_PW_CHECK
|
|
*pw_msg = NULL;
|
|
des_string_to_key(pw, &pwkey); /* Check AFS string to key also! */
|
|
if (memcmp(pwkey, *newkey, sizeof(pwkey)) != 0)
|
|
{
|
|
/* no password or bad key */
|
|
status=KADM_PW_MISMATCH;
|
|
*pw_msg = "Password doesn't match supplied DES key";
|
|
}
|
|
else if (strlen(pw) < MIN_KPW_LEN)
|
|
{
|
|
status = KADM_INSECURE_PW;
|
|
*pw_msg="Password is too short";
|
|
}
|
|
|
|
#ifdef DICTPATH
|
|
*pw_msg = FascistCheck(pw, DICTPATH, strings);
|
|
if (*pw_msg)
|
|
return KADM_INSECURE_PW;
|
|
#endif
|
|
|
|
memset(pwkey, 0, sizeof(pwkey));
|
|
#endif
|
|
|
|
return status;
|
|
}
|