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/**
* @file llblowfish_tut.cpp
* @author James Cook, james@lindenlab.com
* @date 2007-02-04
*
* Data files generated with:
* openssl enc -bf-cbc -in blowfish.digits.txt -out blowfish.1.bin -K 00000000000000000000000000000000 -iv 0000000000000000 -p
* openssl enc -bf-cbc -in blowfish.digits.txt -out blowfish.2.bin -K 526a1e07a19dbaed84c4ff08a488d15e -iv 0000000000000000 -p
*
* $LicenseInfo:firstyear=2007&license=viewergpl$
*
* Copyright (c) 2007-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#include "linden_common.h"
#include "lltut.h"
#include "llblowfishcipher.h"
#include "lluuid.h"
namespace tut
{
class LLData
{
public:
unsigned char* mInput;
int mInputSize;
LLData()
{
// \n to make it easier to create text files
// for testing with command line openssl
mInput = (unsigned char*)"01234567890123456789012345678901234\n";
mInputSize = 36;
}
bool matchFile(const std::string& filename,
const std::string& data)
{
LLFILE* fp = LLFile::fopen(filename, "rb");
if (!fp)
{
// sometimes test is run inside the indra directory
std::string path = "test/";
path += filename;
fp = LLFile::fopen(path, "rb");
}
if (!fp)
{
llwarns << "unabled to open " << filename << llendl;
return false;
}
std::string good;
good.resize(256);
size_t got = fread(&good[0], 1, 256, fp);
lldebugs << "matchFile read " << got << llendl;
fclose(fp);
good.resize(got);
return (good == data);
}
};
typedef test_group<LLData> blowfish_test;
typedef blowfish_test::object blowfish_object;
// Create test with name that can be selected on
// command line of test app.
tut::blowfish_test blowfish("blowfish");
template<> template<>
void blowfish_object::test<1>()
{
LLUUID blank;
LLBlowfishCipher cipher(&blank.mData[0], UUID_BYTES);
U32 dst_len = cipher.requiredEncryptionSpace(36);
ensure("encryption space 36",
(dst_len == 40) );
// Blowfish adds an additional 8-byte block if your
// input is an exact multiple of 8
dst_len = cipher.requiredEncryptionSpace(8);
ensure("encryption space 8",
(dst_len == 16) );
}
template<> template<>
void blowfish_object::test<2>()
{
LLUUID blank;
LLBlowfishCipher cipher(&blank.mData[0], UUID_BYTES);
std::string result;
result.resize(256);
U32 count = cipher.encrypt(mInput, mInputSize,
(U8*) &result[0], 256);
ensure("encrypt output count",
(count == 40) );
result.resize(count);
ensure("encrypt null key", matchFile("blowfish.1.bin", result));
}
template<> template<>
void blowfish_object::test<3>()
{
// same as base64 test id
LLUUID id("526a1e07-a19d-baed-84c4-ff08a488d15e");
LLBlowfishCipher cipher(&id.mData[0], UUID_BYTES);
std::string result;
result.resize(256);
U32 count = cipher.encrypt(mInput, mInputSize,
(U8*) &result[0], 256);
ensure("encrypt output count",
(count == 40) );
result.resize(count);
ensure("encrypt real key", matchFile("blowfish.2.bin", result));
}
}
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