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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set et sw=2 ts=2: */
/***************************************************************************
* test_srtp.cc
*
* Mon Sep 2 14:02:16 CEST 2013
* Copyright 2013 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of lrtp.
*
* lrtp 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.
*
* lrtp 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 lrtp; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include "../src/rtp.h"
#include "../src/srtp.h"
#define KEY "123456789012345678901234567890123456789012345678901234567890"
#define SSRC 1234567890
void dump(const char *title, const char *buf, size_t size)
{
printf("%12s: ", title);
for(int i = 0; i < size; i++) {
if(i % 8 == 0) printf(" ");
printf("%02x ", (unsigned char)*buf++);
}
printf("\n");
}
int main()
{
RTP rtp;
rtp.setSSrc(SSRC);
char payload[] = { 0xde, 0xad, 0xbe, 0xef };
rtp.setPayload(payload, sizeof(payload));
char buf[MAX_RTP_PACKET_SIZE];
size_t sz = rtp.packet(buf, sizeof(buf));
dump("Vanilla", buf, sz);
{
SRTP srtp(KEY, rtp.SSrc());
sz = srtp.encrypt(buf, sz);
}
dump("Encrypted", buf, sz);
{
SRTP srtp(KEY, rtp.SSrc());
sz = srtp.decrypt(buf, sz);
}
dump("Decrypted", buf, sz);
printf("Compare:\n");
char buf0[MAX_RTP_PACKET_SIZE];
size_t sz0 = rtp.packet(buf0, sizeof(buf0));
if(sz0 != sz) printf("Sizes differ (%d %d)...\n", sz0, sz);
unsigned int sum = 0;
for(int i = 0; i < sz0; i++) {
sum += abs(buf0[i] - buf[i]);
}
if(sum) printf("NOT EQUAL! diff = %d\n", sum);
else printf("Vanilla == Decrypted\n");
return 0;
}
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