freebsd-dev/sys/netinet6/esp_camellia.c
2007-05-09 23:19:55 +00:00

94 lines
2.5 KiB
C

/*
*
* Copyright (c) 2006
* NTT (Nippon Telegraph and Telephone Corporation) . All rights reserved.
*
* 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 as
* the first lines of this file unmodified.
* 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.
*
* THIS SOFTWARE IS PROVIDED BY NTT ``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 NTT 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/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/socket.h>
#include <sys/queue.h>
#include <net/if.h>
#include <net/route.h>
#include <netinet/in.h>
#include <netinet6/ipsec.h>
#include <netinet6/esp.h>
#include <netinet6/esp_camellia.h>
#include <crypto/camellia/camellia.h>
size_t
esp_camellia_schedlen(algo)
const struct esp_algorithm *algo;
{
return sizeof(camellia_ctx);
}
int
esp_camellia_schedule(algo, sav)
const struct esp_algorithm *algo;
struct secasvar *sav;
{
camellia_ctx *ctx;
ctx = (camellia_ctx *)sav->sched;
camellia_set_key(ctx,
(u_char *)_KEYBUF(sav->key_enc), _KEYLEN(sav->key_enc) * 8);
return 0;
}
int
esp_camellia_blockdecrypt(algo, sav, s, d)
const struct esp_algorithm *algo;
struct secasvar *sav;
u_int8_t *s;
u_int8_t *d;
{
camellia_ctx *ctx;
ctx = (camellia_ctx *)sav->sched;
camellia_decrypt(ctx, s, d);
return 0;
}
int
esp_camellia_blockencrypt(algo, sav, s, d)
const struct esp_algorithm *algo;
struct secasvar *sav;
u_int8_t *s;
u_int8_t *d;
{
camellia_ctx *ctx;
ctx = (camellia_ctx *)sav->sched;
camellia_encrypt(ctx, s, d);
return 0;
}