1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21/*
22 * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23 * Use is subject to license terms.
24 */
25
26#include <sys/types.h>
27#include <sys/param.h>
28#include <sys/errno.h>
29#include <sys/kmem.h>
30#include <sys/systm.h>
31#include <sys/sha1.h>
32#include <sys/crypto/common.h>
33#include <sys/cmn_err.h>
34#ifndef _KERNEL
35#include <stdlib.h>
36#include <string.h>
37#include <strings.h>
38#include <stdio.h>
39#include <security/cryptoki.h>
40#include <cryptoutil.h>
41#include "softMAC.h"
42#endif
43#include <rng/fips_random.h>
44
45
46int
47fips_rng_post(void)
48{
49	static uint8_t XKeyValue[] = {
50		0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
51		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
52		0x00, 0x00, 0x00, 0x00
53	};
54
55	static uint8_t XSeed[] = {
56		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
57		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
58		0x00, 0x00, 0x00, 0x00
59	};
60
61	static uint8_t rng_known_GENX[] = {
62		0xda, 0x39, 0xa3, 0xee, 0x5e, 0x6b, 0x4b, 0x0d,
63		0x32, 0x55, 0xbf, 0xef, 0x95, 0x60, 0x18, 0x90,
64		0xaf, 0xd8, 0x07, 0x09
65	};
66
67	uint8_t GENX[SHA1_HASH_SIZE];
68	uint8_t XKey[SHA1_HASH_SIZE];
69
70	(void) memcpy(XKey, XKeyValue, SHA1_HASH_SIZE);
71
72	/* Generate X with a known seed. */
73	fips_random_inner(
74	    /* LINTED E_BAD_PTR_CAST_ALIGN */
75	    (uint32_t *)
76	    XKey,
77	    /* LINTED E_BAD_PTR_CAST_ALIGN */
78	    (uint32_t *)
79	    GENX,
80	    /* LINTED E_BAD_PTR_CAST_ALIGN */
81	    (uint32_t *)
82	    XSeed);
83
84	/* Verify GENX to perform the RNG integrity check */
85	if ((memcmp(GENX, rng_known_GENX, (SHA1_HASH_SIZE)) != 0))
86		return (CKR_DEVICE_ERROR);
87	else
88		return (CKR_OK);
89}
90