diff options
author | Clément Bœsch <clement@stupeflix.com> | 2016-06-22 14:44:29 +0300 |
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committer | Clément Bœsch <clement@stupeflix.com> | 2016-06-22 14:44:34 +0300 |
commit | 5d48e4eafa6c4559683892b8638d10508125f3cf (patch) | |
tree | 0d5becbd08d6ae319497dd32cbe9b67f4670cc5e /libavutil/tests/xtea.c | |
parent | 989a614b707dcff8abdffe28dc24ec64a83b2837 (diff) | |
parent | a6a750c7ef240b72ce01e9653343a0ddf247d196 (diff) |
Merge commit 'a6a750c7ef240b72ce01e9653343a0ddf247d196'
* commit 'a6a750c7ef240b72ce01e9653343a0ddf247d196':
tests: Move all test programs to a subdirectory
Merged-by: Clément Bœsch <clement@stupeflix.com>
Diffstat (limited to 'libavutil/tests/xtea.c')
-rw-r--r-- | libavutil/tests/xtea.c | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/libavutil/tests/xtea.c b/libavutil/tests/xtea.c new file mode 100644 index 0000000000..a974600a25 --- /dev/null +++ b/libavutil/tests/xtea.c @@ -0,0 +1,121 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "libavutil/intreadwrite.h" +#include "libavutil/xtea.h" + +#define XTEA_NUM_TESTS 6 + +static const uint8_t xtea_test_key[XTEA_NUM_TESTS][16] = { + { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, + 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f }, + { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, + 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f }, + { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, + 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f }, + { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, + { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, + { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 } +}; + +static const uint8_t xtea_test_pt[XTEA_NUM_TESTS][8] = { + { 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48 }, + { 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41 }, + { 0x5a, 0x5b, 0x6e, 0x27, 0x89, 0x48, 0xd7, 0x7f }, + { 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48 }, + { 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41 }, + { 0x70, 0xe1, 0x22, 0x5d, 0x6e, 0x4e, 0x76, 0x55 } +}; + +static const uint8_t xtea_test_ct[XTEA_NUM_TESTS][8] = { + { 0x49, 0x7d, 0xf3, 0xd0, 0x72, 0x61, 0x2c, 0xb5 }, + { 0xe7, 0x8f, 0x2d, 0x13, 0x74, 0x43, 0x41, 0xd8 }, + { 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41 }, + { 0xa0, 0x39, 0x05, 0x89, 0xf8, 0xb8, 0xef, 0xa5 }, + { 0xed, 0x23, 0x37, 0x5a, 0x82, 0x1a, 0x8c, 0x2d }, + { 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41 } +}; + +static void test_xtea(AVXTEA *ctx, uint8_t *dst, const uint8_t *src, + const uint8_t *ref, int len, uint8_t *iv, int dir, + const char *test, + void (*crypt)(AVXTEA *, uint8_t *, const uint8_t *, int, uint8_t *, int)) +{ + crypt(ctx, dst, src, len, iv, dir); + if (memcmp(dst, ref, 8*len)) { + int i; + printf("%s failed\ngot ", test); + for (i = 0; i < 8*len; i++) + printf("%02x ", dst[i]); + printf("\nexpected "); + for (i = 0; i < 8*len; i++) + printf("%02x ", ref[i]); + printf("\n"); + exit(1); + } +} + +int main(void) +{ + AVXTEA ctx; + uint8_t buf[16], iv[8]; + int i, j; + static const uint8_t src[32] = "HelloWorldHelloWorldHelloWorld"; + uint8_t ct[32]; + uint8_t pl[32]; + + for (i = 0; i < XTEA_NUM_TESTS; i++) { + av_xtea_init(&ctx, xtea_test_key[i]); + + test_xtea(&ctx, buf, xtea_test_pt[i], xtea_test_ct[i], 1, NULL, 0, "encryption", av_xtea_crypt); + test_xtea(&ctx, buf, xtea_test_ct[i], xtea_test_pt[i], 1, NULL, 1, "decryption", av_xtea_crypt); + + for (j = 0; j < 4; j++) + AV_WL32(&buf[4*j], AV_RB32(&xtea_test_key[i][4*j])); + av_xtea_le_init(&ctx, buf); + for (j = 0; j < 2; j++) { + AV_WL32(&ct[4*j], AV_RB32(&xtea_test_ct[i][4*j])); + AV_WL32(&pl[4*j], AV_RB32(&xtea_test_pt[i][4*j])); + } + test_xtea(&ctx, buf, pl, ct, 1, NULL, 0, "encryption", av_xtea_le_crypt); + test_xtea(&ctx, buf, ct, pl, 1, NULL, 1, "decryption", av_xtea_le_crypt); + + /* encrypt */ + memcpy(iv, "HALLO123", 8); + av_xtea_crypt(&ctx, ct, src, 4, iv, 0); + + /* decrypt into pl */ + memcpy(iv, "HALLO123", 8); + test_xtea(&ctx, pl, ct, src, 4, iv, 1, "CBC decryption", av_xtea_crypt); + + memcpy(iv, "HALLO123", 8); + test_xtea(&ctx, ct, ct, src, 4, iv, 1, "CBC inplace decryption", av_xtea_crypt); + } + + printf("Test encryption/decryption success.\n"); + + return 0; +} |