public static byte[] createBinaryHash(byte[] message)
{
int i = message.Length >> 6;
int num2;
if ((message.Length & 63) < 56)
{
i++;
num2 = 56;
}
else
{
i += 2;
num2 = 120;
}
long num3 = (long)((long)message.Length << 3);
byte[] sourceArray = new byte[num2 - (message.Length & 63)];
sourceArray[0] = 128;
for (int j = 1; j < sourceArray.Length; j++)
{
sourceArray[j] = 0;
}
byte[] destinationArray = new byte[i * 64];
Array.Copy(message, 0, destinationArray, 0, message.Length);
Array.Copy(sourceArray, 0, destinationArray, message.Length, sourceArray.Length);
byte[] bytes = BitConverter.GetBytes(num3);
byte[] buffer3 = new byte[8];
for (int k = 0; k < 8; k++)
{
buffer3[k] = bytes[7 - k];
}
Array.Copy(buffer3, 0, destinationArray, message.Length + sourceArray.Length, 8);
return(HashBaseFunction._Hash256Bits(i, destinationArray));
}
private static byte[] _Hash256Bits(int n, byte[] m)
{
uint[] numArray = new uint[]
{
1116352408u,
1899447441u,
3049323471u,
3921009573u,
961987163u,
1508970993u,
2453635748u,
2870763221u,
3624381080u,
310598401u,
607225278u,
1426881987u,
1925078388u,
2162078206u,
2614888103u,
3248222580u,
3835390401u,
4022224774u,
264347078u,
604807628u,
770255983u,
1249150122u,
1555081692u,
1996064986u,
2554220882u,
2821834349u,
2952996808u,
3210313671u,
3336571891u,
3584528711u,
113926993u,
338241895u,
666307205u,
773529912u,
1294757372u,
1396182291u,
1695183700u,
1986661051u,
2177026350u,
2456956037u,
2730485921u,
2820302411u,
3259730800u,
3345764771u,
3516065817u,
3600352804u,
4094571909u,
275423344u,
430227734u,
506948616u,
659060556u,
883997877u,
958139571u,
1322822218u,
1537002063u,
1747873779u,
1955562222u,
2024104815u,
2227730452u,
2361852424u,
2428436474u,
2756734187u,
3204031479u,
3329325298u
};
uint[] numArray2 = new uint[8];
uint[] numArray3 = new uint[64];
byte[] destinationArray = new byte[32];
byte[] buffer2 = new byte[4];
byte[] bytes = new byte[4];
numArray2[0] = 1779033703u;
numArray2[1] = 3144134277u;
numArray2[2] = 1013904242u;
numArray2[3] = 2773480762u;
numArray2[4] = 1359893119u;
numArray2[5] = 2600822924u;
numArray2[6] = 528734635u;
numArray2[7] = 1541459225u;
for (int i = 0; i < n; i++)
{
for (int j = 0; j < 64; j++)
{
if (j < 16)
{
for (int num13 = 0; num13 < 4; num13++)
{
buffer2[num13] = m[i * 64 + j * 4 + 3 - num13];
}
numArray3[j] = BitConverter.ToUInt32(buffer2, 0);
}
else
{
numArray3[j] = HashBaseFunction._sigmaFunct(3, numArray3[j - 2]) + numArray3[j - 7] + HashBaseFunction._sigmaFunct(2, numArray3[j - 15]) + numArray3[j - 16];
}
}
uint x = numArray2[0];
uint y = numArray2[1];
uint z = numArray2[2];
uint num14 = numArray2[3];
uint num15 = numArray2[4];
uint num16 = numArray2[5];
uint num17 = numArray2[6];
uint num18 = numArray2[7];
for (int num19 = 0; num19 < 64; num19++)
{
uint num20 = num18 + HashBaseFunction._sigmaFunct(1, num15) + HashBaseFunction.Func(true, num15, num16, num17) + numArray[num19] + numArray3[num19];
uint num21 = HashBaseFunction._sigmaFunct(0, x) + HashBaseFunction.Func(false, x, y, z);
num18 = num17;
num17 = num16;
num16 = num15;
num15 = num14 + num20;
num14 = z;
z = y;
y = x;
x = num20 + num21;
}
numArray2[0] = x + numArray2[0];
numArray2[1] = y + numArray2[1];
numArray2[2] = z + numArray2[2];
numArray2[3] = num14 + numArray2[3];
numArray2[4] = num15 + numArray2[4];
numArray2[5] = num16 + numArray2[5];
numArray2[6] = num17 + numArray2[6];
numArray2[7] = num18 + numArray2[7];
}
for (int k = 0; k < 8; k++)
{
bytes = BitConverter.GetBytes(numArray2[k]);
for (int num22 = 0; num22 < 4; num22++)
{
buffer2[num22] = bytes[3 - num22];
}
Array.Copy(buffer2, 0, destinationArray, k * 4, 4);
}
return(destinationArray);
}
public static string createStringHash(string data)
{
return(BaseFunctions.convertByteArrayToString(HashBaseFunction.createBinaryHash(BaseFunctions.convertStringToByteArray(data))));
}
