| yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame] | 1 | /* |
| 2 | * crypt(3) implementation for uClibc |
| 3 | * |
| 4 | * The uClibc Library is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU Lesser General Public |
| 6 | * License as published by the Free Software Foundation; either |
| 7 | * version 2.1 of the License, or (at your option) any later version. |
| 8 | * |
| 9 | * The GNU C Library is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | * Lesser General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU Lesser General Public |
| 15 | * License along with the GNU C Library; if not, write to the Free |
| 16 | * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 17 | * 02111-1307 USA. |
| 18 | * |
| 19 | */ |
| 20 | |
| 21 | #ifndef _CRYPT_H |
| 22 | #define _CRYPT_H 1 |
| 23 | |
| 24 | #include <features.h> |
| 25 | |
| 26 | __BEGIN_DECLS |
| 27 | |
| 28 | /* Encrypt characters from KEY using salt to perturb the encryption method. |
| 29 | * If salt begins with "$1$", MD5 hashing is used instead of DES. */ |
| 30 | extern char *crypt (const char *__key, const char *__salt) |
| 31 | __THROW __nonnull ((1, 2)); |
| 32 | |
| 33 | /* Setup DES tables according KEY. */ |
| 34 | extern void setkey (const char *__key) __THROW __nonnull ((1)); |
| 35 | |
| 36 | /* Encrypt data in BLOCK in place if EDFLAG is zero; otherwise decrypt |
| 37 | block in place. */ |
| 38 | extern void encrypt (char *__block, int __edflag) __THROW __nonnull ((1)); |
| 39 | |
| 40 | __END_DECLS |
| 41 | |
| 42 | #endif /* crypt.h */ |