147 lines
4.0 KiB
C
147 lines
4.0 KiB
C
/**
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* @file bencryption_bench.c
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* @author Ambroz Bizjak <ambrop7@gmail.com>
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*
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* @section LICENSE
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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 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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* 3. Neither the name of the author nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdint.h>
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#include <limits.h>
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#include <misc/balloc.h>
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#include <security/BRandom.h>
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#include <security/BEncryption.h>
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#include <base/DebugObject.h>
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static void usage (char *name)
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{
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printf(
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"Usage: %s <enc/dec> <ciper> <num_blocks> <num_ops>\n"
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" <cipher> is one of (blowfish, aes).\n",
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name
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);
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exit(1);
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}
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int main (int argc, char **argv)
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{
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if (argc <= 0) {
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return 1;
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}
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if (argc != 5) {
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usage(argv[0]);
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}
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char *mode_str = argv[1];
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char *cipher_str = argv[2];
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int mode;
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int cipher = 0; // silence warning
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int num_blocks = atoi(argv[3]);
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int num_ops = atoi(argv[4]);
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if (!strcmp(mode_str, "enc")) {
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mode = BENCRYPTION_MODE_ENCRYPT;
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}
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else if (!strcmp(mode_str, "dec")) {
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mode = BENCRYPTION_MODE_DECRYPT;
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}
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else {
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usage(argv[0]);
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}
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if (!strcmp(cipher_str, "blowfish")) {
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cipher = BENCRYPTION_CIPHER_BLOWFISH;
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}
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else if (!strcmp(cipher_str, "aes")) {
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cipher = BENCRYPTION_CIPHER_AES;
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}
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else {
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usage(argv[0]);
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}
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if (num_blocks < 0 || num_ops < 0) {
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usage(argv[0]);
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}
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int key_size = BEncryption_cipher_key_size(cipher);
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int block_size = BEncryption_cipher_block_size(cipher);
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uint8_t key[BENCRYPTION_MAX_KEY_SIZE];
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BRandom_randomize(key, key_size);
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uint8_t iv[BENCRYPTION_MAX_BLOCK_SIZE];
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BRandom_randomize(iv, block_size);
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if (num_blocks > INT_MAX / block_size) {
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printf("too much");
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goto fail0;
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}
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int unit_size = num_blocks * block_size;
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printf("unit size %d\n", unit_size);
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uint8_t *buf1 = (uint8_t *)BAlloc(unit_size);
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if (!buf1) {
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printf("BAlloc failed");
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goto fail0;
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}
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uint8_t *buf2 = (uint8_t *)BAlloc(unit_size);
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if (!buf2) {
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printf("BAlloc failed");
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goto fail1;
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}
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BEncryption enc;
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BEncryption_Init(&enc, mode, cipher, key);
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uint8_t *in = buf1;
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uint8_t *out = buf2;
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BRandom_randomize(in, unit_size);
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for (int i = 0; i < num_ops; i++) {
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BEncryption_Encrypt(&enc, in, out, unit_size, iv);
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uint8_t *t = in;
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in = out;
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out = t;
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}
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BEncryption_Free(&enc);
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BFree(buf2);
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fail1:
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BFree(buf1);
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fail0:
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DebugObjectGlobal_Finish();
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return 0;
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}
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