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https://github.com/FFmpeg/FFmpeg.git
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96d616052b
* commit 'd12b5b2f135aade4099f4b26b0fe678656158c13': build: Split test programs off into separate files Some conversions done by: James Almer <jamrial@gmail.com> Merged-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
122 lines
4.4 KiB
C
122 lines
4.4 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdint.h>
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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 "intreadwrite.h"
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#include "xtea.h"
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#define XTEA_NUM_TESTS 6
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static const uint8_t xtea_test_key[XTEA_NUM_TESTS][16] = {
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{ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
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0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
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{ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
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0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
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{ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
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0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
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{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
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};
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static const uint8_t xtea_test_pt[XTEA_NUM_TESTS][8] = {
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{ 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48 },
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{ 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41 },
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{ 0x5a, 0x5b, 0x6e, 0x27, 0x89, 0x48, 0xd7, 0x7f },
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{ 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48 },
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{ 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41 },
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{ 0x70, 0xe1, 0x22, 0x5d, 0x6e, 0x4e, 0x76, 0x55 }
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};
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static const uint8_t xtea_test_ct[XTEA_NUM_TESTS][8] = {
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{ 0x49, 0x7d, 0xf3, 0xd0, 0x72, 0x61, 0x2c, 0xb5 },
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{ 0xe7, 0x8f, 0x2d, 0x13, 0x74, 0x43, 0x41, 0xd8 },
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{ 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41 },
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{ 0xa0, 0x39, 0x05, 0x89, 0xf8, 0xb8, 0xef, 0xa5 },
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{ 0xed, 0x23, 0x37, 0x5a, 0x82, 0x1a, 0x8c, 0x2d },
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{ 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41 }
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};
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static void test_xtea(AVXTEA *ctx, uint8_t *dst, const uint8_t *src,
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const uint8_t *ref, int len, uint8_t *iv, int dir,
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const char *test,
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void (*crypt)(AVXTEA *, uint8_t *, const uint8_t *, int, uint8_t *, int))
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{
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crypt(ctx, dst, src, len, iv, dir);
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if (memcmp(dst, ref, 8*len)) {
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int i;
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printf("%s failed\ngot ", test);
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for (i = 0; i < 8*len; i++)
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printf("%02x ", dst[i]);
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printf("\nexpected ");
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for (i = 0; i < 8*len; i++)
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printf("%02x ", ref[i]);
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printf("\n");
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exit(1);
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}
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}
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int main(void)
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{
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AVXTEA ctx;
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uint8_t buf[16], iv[8];
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int i, j;
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static const uint8_t src[32] = "HelloWorldHelloWorldHelloWorld";
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uint8_t ct[32];
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uint8_t pl[32];
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for (i = 0; i < XTEA_NUM_TESTS; i++) {
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av_xtea_init(&ctx, xtea_test_key[i]);
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test_xtea(&ctx, buf, xtea_test_pt[i], xtea_test_ct[i], 1, NULL, 0, "encryption", av_xtea_crypt);
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test_xtea(&ctx, buf, xtea_test_ct[i], xtea_test_pt[i], 1, NULL, 1, "decryption", av_xtea_crypt);
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for (j = 0; j < 4; j++)
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AV_WL32(&buf[4*j], AV_RB32(&xtea_test_key[i][4*j]));
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av_xtea_le_init(&ctx, buf);
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for (j = 0; j < 2; j++) {
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AV_WL32(&ct[4*j], AV_RB32(&xtea_test_ct[i][4*j]));
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AV_WL32(&pl[4*j], AV_RB32(&xtea_test_pt[i][4*j]));
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}
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test_xtea(&ctx, buf, pl, ct, 1, NULL, 0, "encryption", av_xtea_le_crypt);
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test_xtea(&ctx, buf, ct, pl, 1, NULL, 1, "decryption", av_xtea_le_crypt);
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/* encrypt */
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memcpy(iv, "HALLO123", 8);
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av_xtea_crypt(&ctx, ct, src, 4, iv, 0);
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/* decrypt into pl */
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memcpy(iv, "HALLO123", 8);
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test_xtea(&ctx, pl, ct, src, 4, iv, 1, "CBC decryption", av_xtea_crypt);
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memcpy(iv, "HALLO123", 8);
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test_xtea(&ctx, ct, ct, src, 4, iv, 1, "CBC inplace decryption", av_xtea_crypt);
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}
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printf("Test encryption/decryption success.\n");
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return 0;
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}
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