| static private GetHashFinalBlock ( byte input, int ibStart, int cbSize, ABCDStruct, ABCD, Int64 len ) : byte[] | ||
| input | byte | |
| ibStart | int | |
| cbSize | int | |
| ABCD | ABCDStruct, | |
| len | Int64 | |
| return | byte[] | |
public static byte[] GetHash(byte[] input)
{
if (null == input)
{
throw new System.ArgumentNullException("input", "Unable to calculate hash over null input data");
}
//Intitial values defined in RFC 1321
var abcd = new ABCDStruct();
abcd.A = 0x67452301;
abcd.B = 0xefcdab89;
abcd.C = 0x98badcfe;
abcd.D = 0x10325476;
//We pass in the input array by block, the final block of data must be handled specialy for padding & length embeding
int startIndex = 0;
while (startIndex <= input.Length - 64)
{
MD5Core.GetHashBlock(input, ref abcd, startIndex);
startIndex += 64;
}
// The final data block.
return(MD5Core.GetHashFinalBlock(input, startIndex, input.Length - startIndex, abcd, (Int64)input.Length * 8));
}
public byte[] TransformFinalBlock()
{
ThrowNotSupportedExceptionForNonThreadSafeMethod();
totalLength += remainingCount;
return(MD5Core.GetHashFinalBlock(remainingBuffer, 0, remainingCount, abcdStruct, (Int64)totalLength * 8));
}
public static byte[] GetHash(byte[] input)
{
if (input == null)
{
throw new ArgumentNullException("input", "Unable to calculate hash over null input data");
}
ABCDStruct ABCDValue = new ABCDStruct();
ABCDValue.A = 1732584193U;
ABCDValue.B = 4023233417U;
ABCDValue.C = 2562383102U;
ABCDValue.D = 271733878U;
int ibStart = 0;
while (ibStart <= input.Length - 64)
{
MD5Core.GetHashBlock(input, ref ABCDValue, ibStart);
ibStart += 64;
}
return(MD5Core.GetHashFinalBlock(input, ibStart, input.Length - ibStart, ABCDValue, (long)input.Length * 8L));
}
protected override byte[] HashFinal()
{
this.m_hashValue = MD5Core.GetHashFinalBlock(_data, 0, _dataSize, _abcd, _totalLength * 8);
return(this.m_hashValue);
}
protected override byte[] HashFinal()
{
base.HashValue = MD5Core.GetHashFinalBlock(_data, 0, _dataSize, _abcd, _totalLength * 8);
return base.HashValue;
}
public byte[] TransformFinalBlock()
{
totalLength += remainingCount;
return(MD5Core.GetHashFinalBlock(remainingBuffer, 0, remainingCount, abcdStruct, (Int64)totalLength * 8));
}