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/* ========================================================================
* Copyright 1988-2006 University of Washington
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
*
* ========================================================================
*/
/*
* Program: Secure SUN-OS check password
*
* Author: Mark Crispin
* Networks and Distributed Computing
* Computing & Communications
* University of Washington
* Administration Building, AG-44
* Seattle, WA 98195
* Internet: MRC@CAC.Washington.EDU
*
* Date: 1 August 1988
* Last Edited: 30 August 2006
*/
#include <sys/label.h>
#include <sys/audit.h>
#include <pwdadj.h>
/* Check password
* Accepts: login passwd struct
* password string
* argument count
* argument vector
* Returns: passwd struct if password validated, NIL otherwise
*/
struct passwd *checkpw (struct passwd *pw,char *pass,int argc,char *argv[])
{
struct passwd_adjunct *pa;
char *user = cpystr (pw->pw_name);
/* validate user and password */
struct passwd *ret =
((pw->pw_passwd && pw->pw_passwd[0] && pw->pw_passwd[1] &&
!strcmp (pw->pw_passwd,(char *) crypt (pass,pw->pw_passwd))) ||
((pa = getpwanam (pw->pw_name)) &&
pa->pwa_passwd && pa->pwa_passwd[0] && pa->pwa_passwd[1] &&
!strcmp (pa->pwa_passwd,(char *) crypt (pass,pa->pwa_passwd)))) ?
getpwnam (user) : NIL;
if (user) fs_give ((void **) &user);
return ret;
}
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