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Diffstat (limited to 'sunrpc/rpc/des_crypt.h')
| -rw-r--r-- | sunrpc/rpc/des_crypt.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/sunrpc/rpc/des_crypt.h b/sunrpc/rpc/des_crypt.h new file mode 100644 index 0000000000..e20cc38243 --- /dev/null +++ b/sunrpc/rpc/des_crypt.h @@ -0,0 +1,97 @@ +/* + * @(#)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 |