diff options
Diffstat (limited to 'crypt/crypt.h')
-rw-r--r-- | crypt/crypt.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/crypt/crypt.h b/crypt/crypt.h new file mode 100644 index 0000000..7018cb1 --- /dev/null +++ b/crypt/crypt.h @@ -0,0 +1,71 @@ +/* + * UFC-crypt: ultra fast crypt(3) implementation + * + * Copyright (C) 1991, 92, 93, 96, 97, 98, 2000 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 1.5 12/20/96 + * + */ + +#ifndef _CRYPT_H +#define _CRYPT_H 1 + +#include <features.h> + +__BEGIN_DECLS + +/* Encrypt at most 8 characters from KEY using salt to perturb DES. */ +extern char *crypt (__const char *__key, __const char *__salt); + +/* Setup DES tables according KEY. */ +extern void setkey (__const char *__key); + +/* Encrypt data in BLOCK in place if EDFLAG is zero; otherwise decrypt + block in place. */ +extern void encrypt (char *__block, int __edflag); + +#ifdef __USE_GNU +/* 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-aligment-critical-data */ + char crypt_3_buf[14]; + char current_salt[2]; + long int current_saltbits; + int direction, initialized; + }; + +extern char *crypt_r (__const char *__key, __const char *__salt, + struct crypt_data * __restrict __data); + +extern void setkey_r (__const char *__key, + struct crypt_data * __restrict __data); + +extern void encrypt_r (char *__block, int __edflag, + struct crypt_data * __restrict __data); +#endif + +__END_DECLS + +#endif /* crypt.h */ |