1*e7af8829Sknakahara /* $NetBSD: h_aescbc.c,v 1.1 2017/04/17 03:59:37 knakahara Exp $ */
2*e7af8829Sknakahara
3*e7af8829Sknakahara /*-
4*e7af8829Sknakahara * Copyright (c) 2017 Internet Initiative Japan Inc.
5*e7af8829Sknakahara * All rights reserved.
6*e7af8829Sknakahara *
7*e7af8829Sknakahara * Redistribution and use in source and binary forms, with or without
8*e7af8829Sknakahara * modification, are permitted provided that the following conditions
9*e7af8829Sknakahara * are met:
10*e7af8829Sknakahara * 1. Redistributions of source code must retain the above copyright
11*e7af8829Sknakahara * notice, this list of conditions and the following disclaimer.
12*e7af8829Sknakahara * 2. Redistributions in binary form must reproduce the above copyright
13*e7af8829Sknakahara * notice, this list of conditions and the following disclaimer in the
14*e7af8829Sknakahara * documentation and/or other materials provided with the distribution.
15*e7af8829Sknakahara *
16*e7af8829Sknakahara * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17*e7af8829Sknakahara * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18*e7af8829Sknakahara * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19*e7af8829Sknakahara * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20*e7af8829Sknakahara * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21*e7af8829Sknakahara * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22*e7af8829Sknakahara * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23*e7af8829Sknakahara * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24*e7af8829Sknakahara * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25*e7af8829Sknakahara * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26*e7af8829Sknakahara * POSSIBILITY OF SUCH DAMAGE.
27*e7af8829Sknakahara */
28*e7af8829Sknakahara
29*e7af8829Sknakahara #include <err.h>
30*e7af8829Sknakahara #include <fcntl.h>
31*e7af8829Sknakahara #include <stdio.h>
32*e7af8829Sknakahara #include <string.h>
33*e7af8829Sknakahara #include <unistd.h>
34*e7af8829Sknakahara
35*e7af8829Sknakahara #include <sys/ioctl.h>
36*e7af8829Sknakahara #include <sys/time.h>
37*e7af8829Sknakahara
38*e7af8829Sknakahara #include <crypto/cryptodev.h>
39*e7af8829Sknakahara
40*e7af8829Sknakahara /*
41*e7af8829Sknakahara * Test vectors from RFC 3602
42*e7af8829Sknakahara */
43*e7af8829Sknakahara
44*e7af8829Sknakahara const struct {
45*e7af8829Sknakahara size_t len;
46*e7af8829Sknakahara size_t key_len;
47*e7af8829Sknakahara unsigned char key[16];
48*e7af8829Sknakahara unsigned char iv[16];
49*e7af8829Sknakahara unsigned char plaintx[64];
50*e7af8829Sknakahara unsigned char ciphertx[64];
51*e7af8829Sknakahara } tests[] = {
52*e7af8829Sknakahara /* Case #1: Encrypting 16 bytes (1 block) using AES-CBC with 128-bit key */
53*e7af8829Sknakahara { 16, 16,
54*e7af8829Sknakahara { 0x06, 0xa9, 0x21, 0x40, 0x36, 0xb8, 0xa1, 0x5b,
55*e7af8829Sknakahara 0x51, 0x2e, 0x03, 0xd5, 0x34, 0x12, 0x00, 0x06, },
56*e7af8829Sknakahara { 0x3d, 0xaf, 0xba, 0x42, 0x9d, 0x9e, 0xb4, 0x30,
57*e7af8829Sknakahara 0xb4, 0x22, 0xda, 0x80, 0x2c, 0x9f, 0xac, 0x41, },
58*e7af8829Sknakahara "Single block msg",
59*e7af8829Sknakahara { 0xe3, 0x53, 0x77, 0x9c, 0x10, 0x79, 0xae, 0xb8,
60*e7af8829Sknakahara 0x27, 0x08, 0x94, 0x2d, 0xbe, 0x77, 0x18, 0x1a, },
61*e7af8829Sknakahara },
62*e7af8829Sknakahara
63*e7af8829Sknakahara /* Case #2: Encrypting 32 bytes (2 blocks) using AES-CBC with 128-bit key */
64*e7af8829Sknakahara { 32, 16,
65*e7af8829Sknakahara { 0xc2, 0x86, 0x69, 0x6d, 0x88, 0x7c, 0x9a, 0xa0,
66*e7af8829Sknakahara 0x61, 0x1b, 0xbb, 0x3e, 0x20, 0x25, 0xa4, 0x5a, },
67*e7af8829Sknakahara { 0x56, 0x2e, 0x17, 0x99, 0x6d, 0x09, 0x3d, 0x28,
68*e7af8829Sknakahara 0xdd, 0xb3, 0xba, 0x69, 0x5a, 0x2e, 0x6f, 0x58, },
69*e7af8829Sknakahara { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
70*e7af8829Sknakahara 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
71*e7af8829Sknakahara 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
72*e7af8829Sknakahara 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, },
73*e7af8829Sknakahara { 0xd2, 0x96, 0xcd, 0x94, 0xc2, 0xcc, 0xcf, 0x8a,
74*e7af8829Sknakahara 0x3a, 0x86, 0x30, 0x28, 0xb5, 0xe1, 0xdc, 0x0a,
75*e7af8829Sknakahara 0x75, 0x86, 0x60, 0x2d, 0x25, 0x3c, 0xff, 0xf9,
76*e7af8829Sknakahara 0x1b, 0x82, 0x66, 0xbe, 0xa6, 0xd6, 0x1a, 0xb1, },
77*e7af8829Sknakahara },
78*e7af8829Sknakahara
79*e7af8829Sknakahara /* Case #3: Encrypting 48 bytes (3 blocks) using AES-CBC with 128-bit key */
80*e7af8829Sknakahara { 48, 16,
81*e7af8829Sknakahara { 0x6c, 0x3e, 0xa0, 0x47, 0x76, 0x30, 0xce, 0x21,
82*e7af8829Sknakahara 0xa2, 0xce, 0x33, 0x4a, 0xa7, 0x46, 0xc2, 0xcd, },
83*e7af8829Sknakahara { 0xc7, 0x82, 0xdc, 0x4c, 0x09, 0x8c, 0x66, 0xcb,
84*e7af8829Sknakahara 0xd9, 0xcd, 0x27, 0xd8, 0x25, 0x68, 0x2c, 0x81, },
85*e7af8829Sknakahara "This is a 48-byte message (exactly 3 AES blocks)",
86*e7af8829Sknakahara { 0xd0, 0xa0, 0x2b, 0x38, 0x36, 0x45, 0x17, 0x53,
87*e7af8829Sknakahara 0xd4, 0x93, 0x66, 0x5d, 0x33, 0xf0, 0xe8, 0x86,
88*e7af8829Sknakahara 0x2d, 0xea, 0x54, 0xcd, 0xb2, 0x93, 0xab, 0xc7,
89*e7af8829Sknakahara 0x50, 0x69, 0x39, 0x27, 0x67, 0x72, 0xf8, 0xd5,
90*e7af8829Sknakahara 0x02, 0x1c, 0x19, 0x21, 0x6b, 0xad, 0x52, 0x5c,
91*e7af8829Sknakahara 0x85, 0x79, 0x69, 0x5d, 0x83, 0xba, 0x26, 0x84, },
92*e7af8829Sknakahara },
93*e7af8829Sknakahara
94*e7af8829Sknakahara /* Case #4: Encrypting 64 bytes (4 blocks) using AES-CBC with 128-bit key */
95*e7af8829Sknakahara { 64, 16,
96*e7af8829Sknakahara { 0x56, 0xe4, 0x7a, 0x38, 0xc5, 0x59, 0x89, 0x74,
97*e7af8829Sknakahara 0xbc, 0x46, 0x90, 0x3d, 0xba, 0x29, 0x03, 0x49, },
98*e7af8829Sknakahara { 0x8c, 0xe8, 0x2e, 0xef, 0xbe, 0xa0, 0xda, 0x3c,
99*e7af8829Sknakahara 0x44, 0x69, 0x9e, 0xd7, 0xdb, 0x51, 0xb7, 0xd9, },
100*e7af8829Sknakahara { 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,
101*e7af8829Sknakahara 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
102*e7af8829Sknakahara 0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7,
103*e7af8829Sknakahara 0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
104*e7af8829Sknakahara 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
105*e7af8829Sknakahara 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
106*e7af8829Sknakahara 0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7,
107*e7af8829Sknakahara 0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, },
108*e7af8829Sknakahara { 0xc3, 0x0e, 0x32, 0xff, 0xed, 0xc0, 0x77, 0x4e,
109*e7af8829Sknakahara 0x6a, 0xff, 0x6a, 0xf0, 0x86, 0x9f, 0x71, 0xaa,
110*e7af8829Sknakahara 0x0f, 0x3a, 0xf0, 0x7a, 0x9a, 0x31, 0xa9, 0xc6,
111*e7af8829Sknakahara 0x84, 0xdb, 0x20, 0x7e, 0xb0, 0xef, 0x8e, 0x4e,
112*e7af8829Sknakahara 0x35, 0x90, 0x7a, 0xa6, 0x32, 0xc3, 0xff, 0xdf,
113*e7af8829Sknakahara 0x86, 0x8b, 0xb7, 0xb2, 0x9d, 0x3d, 0x46, 0xad,
114*e7af8829Sknakahara 0x83, 0xce, 0x9f, 0x9a, 0x10, 0x2e, 0xe9, 0x9d,
115*e7af8829Sknakahara 0x49, 0xa5, 0x3e, 0x87, 0xf4, 0xc3, 0xda, 0x55,
116*e7af8829Sknakahara },
117*e7af8829Sknakahara },
118*e7af8829Sknakahara };
119*e7af8829Sknakahara
120*e7af8829Sknakahara int
main(void)121*e7af8829Sknakahara main(void)
122*e7af8829Sknakahara {
123*e7af8829Sknakahara int fd, res;
124*e7af8829Sknakahara size_t i;
125*e7af8829Sknakahara struct session_op cs;
126*e7af8829Sknakahara struct crypt_op co;
127*e7af8829Sknakahara unsigned char buf[64];
128*e7af8829Sknakahara
129*e7af8829Sknakahara for (i = 0; i < __arraycount(tests); i++) {
130*e7af8829Sknakahara fd = open("/dev/crypto", O_RDWR, 0);
131*e7af8829Sknakahara if (fd < 0)
132*e7af8829Sknakahara err(1, "open %zu", i);
133*e7af8829Sknakahara memset(&cs, 0, sizeof(cs));
134*e7af8829Sknakahara cs.cipher = CRYPTO_AES_CBC;
135*e7af8829Sknakahara cs.keylen = tests[i].key_len;
136*e7af8829Sknakahara cs.key = __UNCONST(&tests[i].key);
137*e7af8829Sknakahara res = ioctl(fd, CIOCGSESSION, &cs);
138*e7af8829Sknakahara if (res < 0)
139*e7af8829Sknakahara err(1, "CIOCGSESSION %zu", i);
140*e7af8829Sknakahara
141*e7af8829Sknakahara memset(&co, 0, sizeof(co));
142*e7af8829Sknakahara co.ses = cs.ses;
143*e7af8829Sknakahara co.op = COP_ENCRYPT;
144*e7af8829Sknakahara co.len = tests[i].len;
145*e7af8829Sknakahara co.src = __UNCONST(&tests[i].plaintx);
146*e7af8829Sknakahara co.dst = buf;
147*e7af8829Sknakahara co.dst_len = sizeof(buf);
148*e7af8829Sknakahara co.iv = __UNCONST(&tests[i].iv);
149*e7af8829Sknakahara res = ioctl(fd, CIOCCRYPT, &co);
150*e7af8829Sknakahara if (res < 0)
151*e7af8829Sknakahara err(1, "CIOCCRYPT %zu", i);
152*e7af8829Sknakahara
153*e7af8829Sknakahara if (memcmp(co.dst, tests[i].ciphertx, tests[i].len)) {
154*e7af8829Sknakahara size_t j;
155*e7af8829Sknakahara for (j = 0; j < tests[i].len; j++)
156*e7af8829Sknakahara printf("0x%2zu: 0x%2x 0x%2x\n", j,
157*e7af8829Sknakahara buf[j], tests[i].ciphertx[j]);
158*e7af8829Sknakahara errx(1, "verification failed %zu", i);
159*e7af8829Sknakahara }
160*e7af8829Sknakahara close(fd);
161*e7af8829Sknakahara }
162*e7af8829Sknakahara return 0;
163*e7af8829Sknakahara }
164