/** * @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 * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2010, Linden Research, Inc. * * This library 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; * version 2.1 of the License only. * * This library 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 this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ #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)); } }