/* * @(#)des_crypt.h 2.1 88/08/11 4.0 RPCSRC; from 1.4 88/02/08 (C) 1986 SMI * * des_crypt.h, des library routine interface * Copyright (C) 1986, Sun Microsystems, Inc. */ /* * Sun RPC is a product of Sun Microsystems, Inc. and is provided for * unrestricted use provided that this legend is included on all tape * media and as a part of the software program in whole or part. Users * may copy or modify Sun RPC without charge, but are not authorized * to license or distribute it to anyone else except as part of a product or * program developed by the user. * * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. * * Sun RPC is provided with no support and without any obligation on the * part of Sun Microsystems, Inc. to assist in its use, correction, * modification or enhancement. * * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC * OR ANY PART THEREOF. * * In no event will Sun Microsystems, Inc. be liable for any lost revenue * or profits or other special, indirect and consequential damages, even if * Sun has been advised of the possibility of such damages. * * Sun Microsystems, Inc. * 2550 Garcia Avenue * Mountain View, California 94043 */ #ifndef __DES_CRYPT_H__ #define __DES_CRYPT_H__ 1 #include <features.h> __BEGIN_DECLS #define DES_MAXDATA 8192 /* max bytes encrypted in one call */ #define DES_DIRMASK (1 << 0) #define DES_ENCRYPT (0*DES_DIRMASK) /* Encrypt */ #define DES_DECRYPT (1*DES_DIRMASK) /* Decrypt */ #define DES_DEVMASK (1 << 1) #define DES_HW (0*DES_DEVMASK) /* Use hardware device */ #define DES_SW (1*DES_DEVMASK) /* Use software device */ #define DESERR_NONE 0 /* succeeded */ #define DESERR_NOHWDEVICE 1 /* succeeded, but hw device not available */ #define DESERR_HWERROR 2 /* failed, hardware/driver error */ #define DESERR_BADPARAM 3 /* failed, bad parameter to call */ #define DES_FAILED(err) \ ((err) > DESERR_NOHWDEVICE) /* * cbc_crypt() * ecb_crypt() * * Encrypt (or decrypt) len bytes of a buffer buf. * The length must be a multiple of eight. * The key should have odd parity in the low bit of each byte. * ivec is the input vector, and is updated to the new one (cbc only). * The mode is created by oring together the appropriate parameters. * DESERR_NOHWDEVICE is returned if DES_HW was specified but * there was no hardware to do it on (the data will still be * encrypted though, in software). */ /* * Cipher Block Chaining mode */ extern int cbc_crypt __P ((char *__key, char *__buf, unsigned __len, unsigned __mode, char *__ivec)); /* * Electronic Code Book mode */ extern int ecb_crypt __P ((char *__key, char *__buf, unsigned __len, unsigned __mode)); /* * Set des parity for a key. * DES parity is odd and in the low bit of each byte */ extern void des_setparity __P ((char *__key)); __END_DECLS #endif