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/* $OpenBSD: cryptodev.h,v 1.3 2001/06/01 23:51:27 deraadt Exp $ */
/*
* Copyright (c) 2001 Theo de Raadt
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#include <sys/ioccom.h>
struct session_op {
u_int32_t cipher; /* ie. CRYPTO_DES_CBC */
u_int32_t mac; /* ie. CRYPTO_MD5_HMAC */
u_int32_t keylen; /* cipher key */
caddr_t key;
int mackeylen; /* mac key */
caddr_t mackey;
u_int32_t ses; /* returns: session # */
};
struct crypt_op {
u_int32_t ses;
u_int16_t op;
u_int16_t flags; /* always 0 */
u_int len;
caddr_t src, dst; /* become iov[] inside kernel */
caddr_t mac;
caddr_t iv;
};
#define COP_ENCRYPT 1
#define COP_DECRYPT 2
/* #define COP_SETKEY 3 */
/* #define COP_GETKEY 4 */
#define CRIOGET _IOWR('c', 100, u_int32_t)
#define CIOCGSESSION _IOWR('c', 101, struct session_op)
#define CIOCFSESSION _IOW('c', 102, u_int32_t)
#define CIOCCRYPT _IOWR('c', 103, struct crypt_op)
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