source: branches/samba-3.2.x/source/libsmb/pwd_cache.c

/* 
   Unix SMB/CIFS implementation.
   Password cacheing.  obfuscation is planned
   Copyright (C) Luke Kenneth Casson Leighton 1996-1998
   
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.
   
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "includes.h"

/****************************************************************************
 Initialises a password structure.
****************************************************************************/

static void pwd_init(struct pwd_info *pwd)
{
        memset((char *)pwd->password  , '\0', sizeof(pwd->password  ));

        pwd->null_pwd  = True; /* safest option... */
}

/****************************************************************************
 Stores a cleartext password.
****************************************************************************/

void pwd_set_cleartext(struct pwd_info *pwd, const char *clr)
{
        pwd_init(pwd);
        if (clr) {
                fstrcpy(pwd->password, clr);
                pwd->null_pwd = False;
        } else {
                pwd->null_pwd = True;
        }

        pwd->cleartext = True;
}

/****************************************************************************
 Gets a cleartext password.
****************************************************************************/

void pwd_get_cleartext(struct pwd_info *pwd, fstring clr)
{
        if (pwd->cleartext)
                fstrcpy(clr, pwd->password);
        else
                clr[0] = 0;

}