104 lines
2.9 KiB
C
104 lines
2.9 KiB
C
/* $NetBSD: h_cbc3des.c,v 1.1 2017/04/17 03:59:37 knakahara Exp $ */
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/*-
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* Copyright (c) 2017 Internet Initiative Japan Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <err.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/ioctl.h>
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#include <sys/time.h>
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#include <crypto/cryptodev.h>
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unsigned char key[] =
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"abcdefgh" \
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"ijklmnop" \
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"qrstuvwx";
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unsigned char iv[8] = {0};
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char plaintx[16] = "1234567890123456";
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const unsigned char ciphertx[16] = {
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0xe0, 0xb9, 0xe7, 0x20, 0x6c, 0xc7, 0xb0, 0x24,
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0xfa, 0xfc, 0x46, 0x1b, 0xad, 0xc1, 0xef, 0x4e,
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};
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int
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main(void)
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{
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int fd, res;
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struct session_op cs;
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struct crypt_op co, co2;
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unsigned char buf[16], buf2[16];
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fd = open("/dev/crypto", O_RDWR, 0);
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if (fd < 0)
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err(1, "open");
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memset(&cs, 0, sizeof(cs));
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cs.cipher = CRYPTO_3DES_CBC;
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cs.keylen = 24;
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cs.key = key;
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res = ioctl(fd, CIOCGSESSION, &cs);
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if (res < 0)
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err(1, "CIOCGSESSION");
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memset(&co, 0, sizeof(co));
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memset(&buf, 0, sizeof(buf));
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co.ses = cs.ses;
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co.op = COP_ENCRYPT;
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co.len = sizeof(plaintx);
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co.src = plaintx;
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co.dst = buf;
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co.dst_len = sizeof(buf);
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co.iv = iv;
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res = ioctl(fd, CIOCCRYPT, &co);
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if (res < 0)
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err(1, "CIOCCRYPT encrypto");
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if (memcmp(co.dst, ciphertx, sizeof(ciphertx)))
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errx(1, "encrypto verification failed");
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memset(&co2, 0, sizeof(co2));
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memset(&buf2, 0, sizeof(buf2));
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co2.ses = cs.ses;
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co2.op = COP_DECRYPT;
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co2.len = sizeof(buf);
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co2.src = buf;
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co2.dst = buf2;
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co2.dst_len = sizeof(buf2);
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co2.iv = iv;
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res = ioctl(fd, CIOCCRYPT, &co2);
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if (res < 0)
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err(1, "CIOCCRYPT decrypto");
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if (memcmp(co2.dst, plaintx, sizeof(plaintx)))
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errx(1, "decrypto verification failed");
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return 0;
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}
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