mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
79 lines
3.3 KiB
79 lines
3.3 KiB
/* |
|
* An implementation of the CAMELLIA algorithm as mentioned in RFC3713 |
|
* Copyright (c) 2014 Supraja Meedinti |
|
* |
|
* 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 <stddef.h> |
|
#include <string.h> |
|
|
|
#include "libavutil/camellia.h" |
|
#include "libavutil/log.h" |
|
#include "libavutil/mem.h" |
|
|
|
int main(int argc, char *argv[]) |
|
{ |
|
const uint8_t Key[3][32] = { |
|
{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10}, |
|
{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10, 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77}, |
|
{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10, 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff} |
|
}; |
|
const uint8_t rct[3][16] = { |
|
{0x67, 0x67, 0x31, 0x38, 0x54, 0x96, 0x69, 0x73, 0x08, 0x57, 0x06, 0x56, 0x48, 0xea, 0xbe, 0x43}, |
|
{0xb4, 0x99, 0x34, 0x01, 0xb3, 0xe9,0x96, 0xf8, 0x4e, 0xe5, 0xce, 0xe7, 0xd7, 0x9b, 0x09, 0xb9}, |
|
{0x9a, 0xcc, 0x23, 0x7d, 0xff, 0x16, 0xd7, 0x6c, 0x20, 0xef, 0x7c, 0x91, 0x9e, 0x3a, 0x75, 0x09} |
|
}; |
|
const uint8_t rpt[32] = {0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10, 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10}; |
|
const int kbits[3] = {128, 192, 256}; |
|
int i, j, err = 0; |
|
uint8_t temp[32], iv[16]; |
|
struct AVCAMELLIA *cs; |
|
cs = av_camellia_alloc(); |
|
if (!cs) |
|
return 1; |
|
for (j = 0; j < 3; j++) { |
|
av_camellia_init(cs, Key[j], kbits[j]); |
|
av_camellia_crypt(cs, temp, rpt, 1, NULL, 0); |
|
for (i = 0; i < 16; i++) { |
|
if (rct[j][i] != temp[i]) { |
|
av_log(NULL, AV_LOG_ERROR, "%d %02x %02x\n", i, rct[j][i], temp[i]); |
|
err = 1; |
|
} |
|
} |
|
av_camellia_crypt(cs, temp, rct[j], 1, NULL, 1); |
|
for (i = 0; i < 16; i++) { |
|
if (rpt[i] != temp[i]) { |
|
av_log(NULL, AV_LOG_ERROR, "%d %02x %02x\n", i, rpt[i], temp[i]); |
|
err = 1; |
|
} |
|
} |
|
} |
|
av_camellia_init(cs, Key[0], 128); |
|
memcpy(iv, "HALLO123HALLO123", 16); |
|
av_camellia_crypt(cs, temp, rpt, 2, iv, 0); |
|
memcpy(iv, "HALLO123HALLO123", 16); |
|
av_camellia_crypt(cs, temp, temp, 2, iv, 1); |
|
for (i = 0; i < 32; i++) { |
|
if (rpt[i] != temp[i]) { |
|
av_log(NULL, AV_LOG_ERROR, "%d %02x %02x\n", i, rpt[i], temp[i]); |
|
err = 1; |
|
} |
|
} |
|
av_free(cs); |
|
return err; |
|
}
|
|
|