/indra/test/llxorcipher_tut.cpp
https://bitbucket.org/lindenlab/viewer-beta/ · C++ · 131 lines · 82 code · 14 blank · 35 comment · 5 complexity · 6b71f891dcfd307a3b7cfe0ec4f82e89 MD5 · raw file
- /**
- * @file llxorcipher_tut.cpp
- * @author Adroit
- * @date 2007-03
- * @brief llxorcipher, llnullcipher test cases.
- *
- * $LicenseInfo:firstyear=2007&license=viewerlgpl$
- * 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 "llxorcipher.h"
- #include "llnullcipher.h"
- namespace tut
- {
- struct cipher
- {
- };
- typedef test_group<cipher> cipher_t;
- typedef cipher_t::object cipher_object_t;
- tut::cipher_t tut_cipher("cipher");
- //encrypt->decrypt
- template<> template<>
- void cipher_object_t::test<1>()
- {
- const U32 len = 3;
- const U8 pad[] = "abc";
- const char str[] = "SecondLife";
- const S32 str_len = sizeof(str);
- U8 encrypted[str_len];
- U8 decrypted[str_len];
- LLXORCipher xorCipher(pad, len);
- LLXORCipher xorCipher1(pad, len);
- U32 length = xorCipher.requiredEncryptionSpace(50);
- ensure("requiredEncryptionSpace() function failed", (length == 50));
- U32 lenEncrypted = xorCipher.encrypt((U8 *) str, str_len, encrypted, str_len);
- ensure("Encryption failed", (lenEncrypted == str_len));
- U32 lenDecrypted = xorCipher1.decrypt(encrypted, str_len, decrypted, str_len);
- ensure("Decryption failed", (lenDecrypted == str_len));
- ensure_memory_matches("LLXORCipher Encrypt/Decrypt failed", str, str_len, decrypted, lenDecrypted);
- }
- // operator=
- template<> template<>
- void cipher_object_t::test<2>()
- {
- const U8 pad[] = "ABCDEFGHIJKLMNOPQ"; // pad len longer than data to be ciphered
- const U32 pad_len = sizeof(pad);
- const U8 pad1[] = "SecondLife";
- const U32 pad_len1 = sizeof(pad1);
- const char str[] = "To Be Ciphered";
- const S32 str_len = sizeof(str);
- U8 encrypted[str_len];
- U8 decrypted[str_len];
- LLXORCipher xorCipher(pad, pad_len);
- LLXORCipher xorCipher1(pad1, pad_len1);
- xorCipher.encrypt((U8 *) str, str_len, encrypted, str_len);
- // make xorCipher1 same as xorCipher..so that xorCipher1 can decrypt what was
- // encrypted using xorCipher
- xorCipher1 = xorCipher;
- U32 lenDecrypted = xorCipher1.decrypt(encrypted, str_len, decrypted, str_len);
- ensure_memory_matches("LLXORCipher operator= failed", str, str_len, decrypted, lenDecrypted);
- }
-
- //in place encrypt->decrypt
- template<> template<>
- void cipher_object_t::test<3>()
- {
- U32 padNum = 0x12349087;
- const U8* pad = (U8*) &padNum;
- const U32 pad_len = sizeof(U32);
- char str[] = "To Be Ciphered a long string.........!!!.";
- char str1[] = "To Be Ciphered a long string.........!!!."; // same as str
- const S32 str_len = sizeof(str);
- LLXORCipher xorCipher(pad, pad_len);
- LLXORCipher xorCipher1(pad, pad_len);
- xorCipher.encrypt((U8 *) str, str_len);
- // it should not be the same as original data!
- ensure("LLXORCipher: In Place encrypt failed", memcmp(str, str1, str_len) != 0);
- xorCipher1.decrypt((U8 *) str, str_len);
- // it should not be the same as original data!
- ensure_memory_matches("LLXORCipher: In Place decrypt failed", str, str_len, str1, str_len);
- }
- //LLNullCipher encrypt->decrypt
- template<> template<>
- void cipher_object_t::test<4>()
- {
- const char str[] = "SecondLife";
- const S32 str_len = sizeof(str);
- U8 encrypted[str_len];
- U8 decrypted[str_len];
- LLNullCipher nullCipher;
- LLNullCipher nullCipher1;
- U32 length = nullCipher.requiredEncryptionSpace(50);
- ensure("LLNullCipher::requiredEncryptionSpace() function failed", (length == 50));
- U32 len1 = nullCipher.encrypt((U8 *) str, str_len, encrypted, str_len);
- ensure_memory_matches("LLNullCipher - Source transformed during encryption.", encrypted, len1, str, str_len);
-
- U32 len2 = nullCipher1.decrypt(encrypted, str_len, decrypted, str_len);
- ensure_memory_matches("LLNullCipher - Decryption failed", decrypted, len2, str, str_len);
- }
- }