1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
/**
* @file llxorcipher_tut.cpp
* @author Adroit
* @date 2007-03
* @brief llxorcipher, llnullcipher test cases.
*
* $LicenseInfo:firstyear=2007&license=viewergpl$
*
* Copyright (c) 2007-2008, 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://secondlife.com/developers/opensource/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://secondlife.com/developers/opensource/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 "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);
}
}
|
