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/*
* crypt(3) implementation for uClibc
*
* The uClibc Library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* The GNU C 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with the GNU C Library; see the file COPYING.LIB. If
* not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _CRYPT_H
#define _CRYPT_H 1
#include <features.h>
__BEGIN_DECLS
/* Encrypt characters from KEY using salt to perturb the encryption method.
* If salt begins with "$1$", MD5 hashing is used instead of DES. */
extern char *crypt (__const char *__key, __const char *__salt)
__THROW __nonnull ((1, 2));
/* Setup DES tables according KEY. */
extern void setkey (__const char *__key) __THROW __nonnull ((1));
/* Encrypt data in BLOCK in place if EDFLAG is zero; otherwise decrypt
block in place. */
extern void encrypt (char *__block, int __edflag) __THROW __nonnull ((1));
__END_DECLS
#endif /* crypt.h */
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