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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
*/
#include <sys/types.h>
#include <sys/param.h>
#include <sys/errno.h>
#include <sys/kmem.h>
#include <sys/systm.h>
#include <sys/sha1.h>
#include <sys/crypto/common.h>
#include <sys/cmn_err.h>
#include <rng/fips_random.h>
int
n2rng_fips_rng_post(void)
{
static uint8_t XKeyValue[] = {
0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00
};
static uint8_t XSeed[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00
};
static uint8_t rng_known_GENX[] = {
0xda, 0x39, 0xa3, 0xee, 0x5e, 0x6b, 0x4b, 0x0d,
0x32, 0x55, 0xbf, 0xef, 0x95, 0x60, 0x18, 0x90,
0xaf, 0xd8, 0x07, 0x09
};
uint8_t GENX[SHA1_HASH_SIZE];
uint8_t XKey[SHA1_HASH_SIZE];
(void) memcpy(XKey, XKeyValue, SHA1_HASH_SIZE);
/* Generate X with a known seed. */
fips_random_inner(
(uint32_t *)(void *)XKey,
(uint32_t *)(void *)GENX,
(uint32_t *)(void *)XSeed);
/* Verify GENX to perform the RNG integrity check */
if ((memcmp(GENX, rng_known_GENX, (SHA1_HASH_SIZE)) != 0))
return (CRYPTO_DEVICE_ERROR);
else
return (CRYPTO_SUCCESS);
}
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