2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 #include "libavutil/aes.h"
23 #include "libavutil/lfg.h"
24 #include "libavutil/log.h"
25 #include "libavutil/mem.h"
27 int main(int argc, char **argv)
31 static const uint8_t rkey[2][16] = {
33 { 0x10, 0xa5, 0x88, 0x69, 0xd7, 0x4b, 0xe5, 0xa3,
34 0x74, 0xcf, 0x86, 0x7c, 0xfb, 0x47, 0x38, 0x59 }
36 static const uint8_t rpt[2][16] = {
37 { 0x6a, 0x84, 0x86, 0x7c, 0xd7, 0x7e, 0x12, 0xad,
38 0x07, 0xea, 0x1b, 0xe8, 0x95, 0xc5, 0x3f, 0xa3 },
41 static const uint8_t rct[2][16] = {
42 { 0x73, 0x22, 0x81, 0xc0, 0xa0, 0xaa, 0xb8, 0xf7,
43 0xa5, 0x4a, 0x0c, 0x67, 0xa0, 0xc4, 0x5e, 0xcf },
44 { 0x6d, 0x25, 0x1e, 0x69, 0x44, 0xb0, 0x51, 0xe0,
45 0x4e, 0xaa, 0x6f, 0xb4, 0xdb, 0xf7, 0x84, 0x65 }
56 av_log_set_level(AV_LOG_DEBUG);
58 for (i = 0; i < 2; i++) {
59 av_aes_init(b, rkey[i], 128, 1);
60 av_aes_crypt(b, temp, rct[i], 1, NULL, 1);
61 for (j = 0; j < 16; j++) {
62 if (rpt[i][j] != temp[j]) {
63 av_log(NULL, AV_LOG_ERROR, "%d %02X %02X\n",
64 j, rpt[i][j], temp[j]);
71 if (argc > 1 && !strcmp(argv[1], "-t")) {
72 struct AVAES *ae, *ad;
84 av_aes_init(ae, (const uint8_t*)"PI=3.141592654..", 128, 0);
85 av_aes_init(ad, (const uint8_t*)"PI=3.141592654..", 128, 1);
86 av_lfg_init(&prng, 1);
88 for (i = 0; i < 10000; i++) {
89 for (j = 0; j < 32; j++)
90 pt[j] = av_lfg_get(&prng);
91 for (j = 0; j < 16; j++)
92 iv[0][j] = iv[1][j] = av_lfg_get(&prng);
95 av_aes_crypt(ae, temp, pt, 2, iv[0], 0);
97 av_log(NULL, AV_LOG_ERROR, "%02X %02X %02X %02X\n",
98 temp[0], temp[5], temp[10], temp[15]);
99 av_aes_crypt(ad, temp, temp, 2, iv[1], 1);
100 av_aes_crypt(ae, temp, pt, 2, NULL, 0);
102 av_log(NULL, AV_LOG_ERROR, "%02X %02X %02X %02X\n",
103 temp[0], temp[5], temp[10], temp[15]);
104 av_aes_crypt(ad, temp, temp, 2, NULL, 1);
107 for (j = 0; j < 16; j++) {
108 if (pt[j] != temp[j]) {
109 av_log(NULL, AV_LOG_ERROR, "%d %d %02X %02X\n",
110 i, j, pt[j], temp[j]);