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      1 /* $NetBSD: h_xcbcmac.c,v 1.4 2014/01/16 23:56:04 joerg Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2014 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     26  * POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #include <err.h>
     30 #include <fcntl.h>
     31 #include <stdio.h>
     32 #include <string.h>
     33 
     34 #include <sys/ioctl.h>
     35 #include <sys/time.h>
     36 
     37 #include <crypto/cryptodev.h>
     38 
     39 
     40 /* test vectors from RFC3566 */
     41 unsigned char key[16] = {
     42 	0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     43 	0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f
     44 };
     45 char plaintx[1000] = {
     46 	0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     47 	0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
     48 	0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
     49 	0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
     50 	0x20, 0x21
     51 };
     52 const struct {
     53 	size_t len;
     54 	unsigned char mac[12];
     55 } tests[] = {
     56 	{    0, { 0x75, 0xf0, 0x25, 0x1d, 0x52, 0x8a,
     57 		  0xc0, 0x1c, 0x45, 0x73, 0xdf, 0xd5 } },
     58 	{    3, { 0x5b, 0x37, 0x65, 0x80, 0xae, 0x2f,
     59 		  0x19, 0xaf, 0xe7, 0x21, 0x9c, 0xee } },
     60 	{   16, { 0xd2, 0xa2, 0x46, 0xfa, 0x34, 0x9b,
     61 		  0x68, 0xa7, 0x99, 0x98, 0xa4, 0x39 } },
     62 	{   20, { 0x47, 0xf5, 0x1b, 0x45, 0x64, 0x96,
     63 		  0x62, 0x15, 0xb8, 0x98, 0x5c, 0x63 } },
     64 	{   32, { 0xf5, 0x4f, 0x0e, 0xc8, 0xd2, 0xb9,
     65 		  0xf3, 0xd3, 0x68, 0x07, 0x73, 0x4b } },
     66 	{   34,	{ 0xbe, 0xcb, 0xb3, 0xbc, 0xcd, 0xb5,
     67 		  0x18, 0xa3, 0x06, 0x77, 0xd5, 0x48 } },
     68 	{ 1000,	{ 0xf0, 0xda, 0xfe, 0xe8, 0x95, 0xdb,
     69 		  0x30, 0x25, 0x37, 0x61, 0x10, 0x3b } },
     70 };
     71 
     72 int
     73 main(void)
     74 {
     75 	int fd, res;
     76 	size_t i;
     77 	struct session_op cs;
     78 	struct crypt_op co;
     79 	unsigned char buf[16];
     80 
     81 	fd = open("/dev/crypto", O_RDWR, 0);
     82 	if (fd < 0)
     83 		err(1, "open");
     84 	memset(&cs, 0, sizeof(cs));
     85 	cs.mac = CRYPTO_AES_XCBC_MAC_96;
     86 	cs.mackeylen = sizeof(key);
     87 	cs.mackey = key;
     88 	res = ioctl(fd, CIOCGSESSION, &cs);
     89 	if (res < 0)
     90 		err(1, "CIOCGSESSION");
     91 
     92 	for (i = 0; i < __arraycount(tests); i++) {
     93 		memset(&co, 0, sizeof(co));
     94 		memset(buf, 0, sizeof(buf));
     95 		if (tests[i].len == sizeof(plaintx))
     96 			memset(&plaintx, 0, sizeof(plaintx));
     97 		co.ses = cs.ses;
     98 		co.op = COP_ENCRYPT;
     99 		co.len = tests[i].len;
    100 		co.src = plaintx;
    101 		co.mac = buf;
    102 		res = ioctl(fd, CIOCCRYPT, &co);
    103 		if (res < 0)
    104 			err(1, "CIOCCRYPT test %zu", i);
    105 		if (memcmp(buf, &tests[i].mac, sizeof(tests[i].mac)))
    106 			errx(1, "verification failed test %zu", i);
    107 	}
    108 	return 0;
    109 }
    110