/*
 * UFC-crypt: ultra fast crypt(3) implementation
 *
 * Copyright (C) 1991, 92, 93, 96, 97, 98 Free Software Foundation, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with the GNU C Library; see the file COPYING.LIB.  If not,
 * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * @(#)crypt.h	1.3 16 Sep 1996
 *
 */

#ifndef _CRYPT_H
#define _CRYPT_H	1

#include <tcl.h>

/* Encrypt at most 8 characters from KEY using salt to perturb DES.  */
extern char *crypt _ANSI_ARGS_ ((CONST char *__key, CONST char *__salt));


/* Reentrant versions of the functions above.  The additional argument
   points to a structure where the results are placed in.  */
struct crypt_data {
  char      keysched[16 * 8];
  char      sb0[32768];
  char      sb1[32768];
  char      sb2[32768];
  char      sb3[32768];
  /* end-of-alignment-critical-data */
  char      crypt_3_buf[14];
  char      current_salt[2];
  long int  current_saltbits;
  int       direction;
  int       initialized;
};

#ifdef __USE_GNU

extern char *crypt_r _ANSI_ARGS_ ((CONST char *__key, CONST char *__salt,
				   struct crypt_data * __data));
#endif


#endif	/* crypt.h */
