public void GenerateListOfKeys()
{
foreach (var hash in TestHashes)
{
IChecksum16 checksum = new Adler16();
var baseKeys = new[]
{
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next()
};
var gen = new PartialKeyGenerator(checksum, hash, baseKeys)
{
Spacing = 6
};
var keys = gen.Generate(100, Random);
foreach (var key in keys)
{
for (var j = 0; j < baseKeys.Length; j++)
{
Assert.IsTrue(PartialKeyValidator.ValidateKey(checksum, hash, key.Value, j, baseKeys[j]));
}
}
}
}
public void SingleHashWithStringSeed()
{
foreach (var hash in TestHashes)
{
IChecksum16 checksum = new Adler16();
for (uint i = 0; i < 100; i++)
{
var baseKeys = new[]
{
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next()
};
var gen = new PartialKeyGenerator(checksum, hash, baseKeys)
{
Spacing = 6
};
const string seed = "Bob Smith - [email protected]";
var key = gen.Generate(seed);
for (var j = 0; j < baseKeys.Length; j++)
{
Assert.IsTrue(PartialKeyValidator.ValidateKey(checksum, hash, key, j, baseKeys[j], seed));
}
}
}
}
public void SingleHash(IHash hash)
{
IChecksum16 checksum = new Adler16();
for (uint i = 0; i < 100; i++)
{
var baseKeys = new[]
{
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next()
};
var gen = new PartialKeyGenerator(checksum, hash, baseKeys)
{
Spacing = 6
};
var seed = (uint)Random.Next();
var key = gen.Generate(seed);
for (var j = 0; j < baseKeys.Length; j++)
{
Assert.IsTrue(PartialKeyValidator.ValidateKey(checksum, hash, key, j, baseKeys[j]));
}
}
}
public void MultipleHashes()
{
IChecksum16 checksum = new Adler16();
for (uint i = 0; i < 100; i++)
{
var baseKeys = new[]
{
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next(),
(uint)Random.Next()
};
var gen = new PartialKeyGenerator(checksum, TestHashes, baseKeys)
{
Spacing = 6
};
var seed = (uint)Random.Next();
var key = gen.Generate(seed);
var hashIndex = 0;
for (var j = 0; j < baseKeys.Length; j++)
{
Assert.IsTrue(PartialKeyValidator.ValidateKey(checksum, TestHashes[hashIndex++], key, j, baseKeys[j]));
hashIndex %= TestHashes.Length;
}
}
}
public static byte[] GenerateChecksum(string checksum, int offset, byte[] buffer, int eof = -1)
{
byte[] returnValue = null;
switch (checksum)
{
case "Adler8 - {1Bytes}":
returnValue = eof == -1 ? Adler8.Compute(offset, buffer) : Adler8.Compute(offset, buffer, eof);
break;
case "Adler16 - {2Bytes}":
returnValue = eof == -1 ? Adler16.Compute(offset, buffer) : Adler16.Compute(offset, buffer, eof);
break;
case "Adler32 - {4Bytes}":
returnValue = eof == -1 ? Adler32.Compute(offset, buffer) : Adler32.Compute(offset, buffer, eof);
break;
case "Checksum8 - {1Bytes}":
returnValue = eof == -1 ? Checksum8.Compute(offset, buffer) : Checksum8.Compute(offset, buffer, eof);
break;
case "Checksum16 - {2Bytes}":
returnValue = eof == -1 ? Checksum16.Compute(offset, buffer) : Checksum16.Compute(offset, buffer, eof);
break;
case "Checksum24 - {3Bytes}":
returnValue = eof == -1 ? Checksum24.Compute(offset, buffer) : Checksum24.Compute(offset, buffer, eof);
break;
case "Checksum32 - {4Bytes}":
returnValue = eof == -1 ? Checksum32.Compute(offset, buffer) : Checksum32.Compute(offset, buffer, eof);
break;
case "Checksum40 - {5Bytes}":
returnValue = eof == -1 ? Checksum40.Compute(offset, buffer) : Checksum40.Compute(offset, buffer, eof);
break;
case "Checksum48 - {6Bytes}":
returnValue = eof == -1 ? Checksum48.Compute(offset, buffer) : Checksum48.Compute(offset, buffer, eof);
break;
case "Checksum56 - {7Bytes}":
returnValue = eof == -1 ? Checksum56.Compute(offset, buffer) : Checksum56.Compute(offset, buffer, eof);
break;
case "Checksum64 - {8Bytes}":
returnValue = eof == -1 ? Checksum64.Compute(offset, buffer) : Checksum64.Compute(offset, buffer, eof);
break;
case "CRC16 - {2Bytes}":
Crc16 crc16 = new Crc16();
returnValue = eof == -1 ? crc16.Compute(offset, buffer) : crc16.Compute(offset, buffer, eof);
break;
case "CRC16 CCITT - {2Bytes}":
Crc16ccitt crc16Ccitt = new Crc16ccitt();
returnValue = eof == -1 ? crc16Ccitt.Compute(offset, buffer) : crc16Ccitt.Compute(offset, buffer, eof);
break;
case "CRC32 - {4Bytes}":
returnValue = eof == -1 ? Crc32.Compute(offset, buffer) : Crc32.Compute(offset, buffer, eof);
break;
case "HMAC SHA 1 (128) - {16Bytes}":
returnValue = eof == -1 ? HmacSha1.Compute(offset, buffer) : HmacSha1.Compute(offset, buffer, eof);
break;
case "HMAC SHA 256 - {32Bytes}":
returnValue = eof == -1 ? HmacSha256.Compute(offset, buffer) : HmacSha256.Compute(offset, buffer, eof);
break;
case "HMAC SHA 384 - {48Bytes}":
returnValue = eof == -1 ? HmacSha384.Compute(offset, buffer) : HmacSha384.Compute(offset, buffer, eof);
break;
case "HMAC SHA 512 - {64Bytes}":
returnValue = eof == -1 ? HmacSha512.Compute(offset, buffer) : HmacSha512.Compute(offset, buffer, eof);
break;
case "MD5 - {16Bytes}":
returnValue = eof == -1 ? Md5.Compute(offset, buffer) : Md5.Compute(offset, buffer, eof);
break;
case "MD5 CNG - {16Bytes}":
returnValue = eof == -1 ? Md5Cng.Compute(offset, buffer) : Md5Cng.Compute(offset, buffer, eof);
break;
}
return(returnValue);
}