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/*
* 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 "libavutil/camellia.h"
#include "libavutil/log.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;
}
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