tests/crypto/opencrypto/h_aesctr2.c

   1 /* $NetBSD: h_aesctr2.c,v 1.2 2014/01/17 14:16:08 pgoyette 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 unsigned char key[20] = {0xae, 0x68, 0x52, 0xf8, 0x12, 0x10, 0x67, 0xcc,
  40                          0x4b, 0xf7, 0xa5, 0x76, 0x55, 0x77, 0xf3, 0x9e,
  41         0x00, 0x00, 0x00, 0x30};
  42 unsigned char iv[8] = {0};
  43 char plaintx[16] = "Single block msg";
  44 const unsigned char ciphertx[16] = {
  45         0xe4, 0x09, 0x5d, 0x4f, 0xb7, 0xa7, 0xb3, 0x79,
  46         0x2d, 0x61, 0x75, 0xa3, 0x26, 0x13, 0x11, 0xb8
  47 };
  48
  49 int
  50 main(void)
  51 {
  52         int fd, res;
  53         struct session_op cs;
  54         struct crypt_op co;
  55         unsigned char ibuf[24];
  56         unsigned char obuf[24];
  57
  58         fd = open("/dev/crypto", O_RDWR, 0);
  59         if (fd < 0)
  60                 err(1, "open");
  61         memset(&cs, 0, sizeof(cs));
  62         cs.cipher = CRYPTO_AES_CTR;
  63         cs.keylen = 20;
  64         cs.key = key;
  65         res = ioctl(fd, CIOCGSESSION, &cs);
  66         if (res < 0)
  67                 err(1, "CIOCGSESSION");
  68
  69         memcpy(ibuf, iv, 8);
  70         memcpy(ibuf + 8, plaintx, 16);
  71         memset(&co, 0, sizeof(co));
  72         co.ses = cs.ses;
  73         co.op = COP_ENCRYPT;
  74         co.len = sizeof(ibuf);
  75         co.src = ibuf;
  76         co.dst = obuf;
  77         co.dst_len = sizeof(obuf);
  78         res = ioctl(fd, CIOCCRYPT, &co);
  79         if (res < 0)
  80                 err(1, "CIOCCRYPT");
  81         memset(ibuf, 0, sizeof(ibuf));
  82         memset(&co, 0, sizeof(co));
  83         co.ses = cs.ses;
  84         co.op = COP_DECRYPT;
  85         co.len = sizeof(obuf);
  86         co.src = obuf;
  87         co.dst = ibuf;
  88         co.dst_len = sizeof(ibuf);
  89         res = ioctl(fd, CIOCCRYPT, &co);
  90         if (res < 0)
  91                 err(1, "CIOCCRYPT");
  92
  93         if (memcmp((char *)co.dst + 8, plaintx, sizeof(plaintx)))
  94                 warnx("verification failed");
  95
  96         return 0;
  97 }