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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: SecureWare 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
*/
/* 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 es_passwd *pp;
set_auth_parameters (argc,argv);
if ((pw->pw_passwd && pw->pw_passwd[0] && pw->pw_passwd[1] &&
!strcmp (pw->pw_passwd,(char *) crypt (pass,pw->pw_passwd))) ||
((pp = getespwnam (pw->pw_name)) && !pp->ufld->fd_lock &&
!pp->ufld->fd_psw_chg_reqd &&
pp->ufld->fd_encrypt && pp->ufld->fd_encrypt[0] &&
pp->ufld->fd_encrypt[1] &&
!strcmp (pp->ufld->fd_encrypt,bigcrypt (pass,pp->ufld->fd_encrypt))))
endprpwent (); /* don't need shadow password data any more */
else pw = NIL; /* password failed */
return pw;
}
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