public byte[] ProcessBlockInBytes(byte[] block, bool isFirstBlock = false)
{
var roundModels = RoundService.GetRoundModels(block);
if (isFirstBlock)
{
MDBuffer.ResetBuffer();
}
foreach (var roundModel in roundModels)
{
var startupBuffer = MDBuffer.Clone();
for (int cycleNumber = 0; cycleNumber < CycleCount; cycleNumber++)
{
for (int i = 0; i < RoundStepsCount; i++)
{
var a = MDBuffer[0, i % 4];
var b = MDBuffer[1, i % 4];
var c = MDBuffer[2, i % 4];
var d = MDBuffer[3, i % 4];
var idx = RoundService.GetRoundIdx(i, cycleNumber);
RoundService.ApplyRoundFunction(
ref a, b, c, d,
roundModel[idx],
(i + 1) + 16 * cycleNumber,
RoundService.S[cycleNumber, i % 4],
cycleNumber);
MDBuffer[i % 4] = a;
}
}
MDBuffer = MDBuffer + startupBuffer;
}
var result = new byte[16];
Array.Copy(BitConverter.GetBytes(MDBuffer.A), 0, result, 0, 4);
Array.Copy(BitConverter.GetBytes(MDBuffer.B), 0, result, 4, 4);
Array.Copy(BitConverter.GetBytes(MDBuffer.C), 0, result, 8, 4);
Array.Copy(BitConverter.GetBytes(MDBuffer.D), 0, result, 12, 4);
return(result);
}
public string ProcessBlock(byte[] block, bool isFirstBlock = false)
{
var roundModels = RoundService.GetRoundModels(block);
if (isFirstBlock)
{
MDBuffer.ResetBuffer();
}
foreach (var roundModel in roundModels)
{
var startupBuffer = MDBuffer.Clone();
for (int cycleNumber = 0; cycleNumber < CycleCount; cycleNumber++)
{
for (int i = 0; i < RoundStepsCount; i++)
{
var a = MDBuffer[0, i % 4];
var b = MDBuffer[1, i % 4];
var c = MDBuffer[2, i % 4];
var d = MDBuffer[3, i % 4];
var idx = RoundService.GetRoundIdx(i, cycleNumber);
RoundService.ApplyRoundFunction(
ref a, b, c, d,
roundModel[idx],
(i + 1) + 16 * cycleNumber,
RoundService.S[cycleNumber, i % 4],
cycleNumber);
MDBuffer[i % 4] = a;
}
}
MDBuffer = MDBuffer + startupBuffer;
}
return(MDBuffer.ToString());
}
