| /* | 
 |  * 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; if not, write to the Free | 
 |  * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | 
 |  * 02111-1307 USA. | 
 |  * | 
 |  */ | 
 |  | 
 | #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 */ |