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      1 /* md5.h - an implementation of the MD5 algorithm and MD5 crypt */
      2 /*
      3  *  GRUB  --  GRand Unified Bootloader
      4  *  Copyright (C) 2000  Free Software Foundation, Inc.
      5  *
      6  *  This program is free software; you can redistribute it and/or modify
      7  *  it under the terms of the GNU General Public License as published by
      8  *  the Free Software Foundation; either version 2 of the License, or
      9  *  (at your option) any later version.
     10  *
     11  *  This program is distributed in the hope that it will be useful,
     12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
     13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     14  *  GNU General Public License for more details.
     15  *
     16  *  You should have received a copy of the GNU General Public License
     17  *  along with this program; if not, write to the Free Software
     18  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
     19  */
     20 
     21 /* If CHECK is true, check a password for correctness. Returns 0
     22    if password was correct, and a value != 0 for error, similarly
     23    to strcmp.
     24    If CHECK is false, crypt KEY and save the result in CRYPTED.
     25    CRYPTED must have a salt.  */
     26 extern int md5_password (const char *key, char *crypted, int check);
     27 
     28 /* For convenience.  */
     29 #define check_md5_password(key,crypted)	md5_password((key), (crypted), 1)
     30 #define make_md5_password(key,crypted)	md5_password((key), (crypted), 0)
     31