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- /*
- * Generic DES driver interface
- * Keep this file hardware independent!
- * Copyright (c) 1986 by Sun Microsystems, Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- * * Neither the name of Sun Microsystems, Inc. nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
- * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
- #ifndef _DES_H
- #define _DES_H
-
- #include <sys/types.h>
-
- #define DES_MAXLEN 65536 /* maximum # of bytes to encrypt */
- #define DES_QUICKLEN 16 /* maximum # of bytes to encrypt quickly */
-
- enum desdir
- {
- ENCRYPT, DECRYPT
- };
- enum desmode
- {
- CBC, ECB
- };
-
- /*
- * parameters to ioctl call
- */
- struct desparams
- {
- u_char des_key[8]; /* key (with low bit parity) */
- enum desdir des_dir; /* direction */
- enum desmode des_mode; /* mode */
- u_char des_ivec[8]; /* input vector */
- unsigned des_len; /* number of bytes to crypt */
- union
- {
- u_char UDES_data[DES_QUICKLEN];
- u_char *UDES_buf;
- }
- UDES;
- #define des_data UDES.UDES_data /* direct data here if quick */
- #define des_buf UDES.UDES_buf /* otherwise, pointer to data */
- };
-
- #endif
-