private void ProcessBlock(byte[] inputBuffer, int inputOffset)
{
uint a, b, c, d;
count += BLOCK_SIZE_BYTES;
_decodeBuf0 = ((uint)(inputBuffer[inputOffset] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 1] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 2] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 3]) << 24);
_decodeBuf1 = ((uint)(inputBuffer[inputOffset + 4] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 5] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 6] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 7]) << 24);
_decodeBuf2 = ((uint)(inputBuffer[inputOffset + 8] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 9] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 10] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 11]) << 24);
_decodeBuf3 = ((uint)(inputBuffer[inputOffset + 12] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 13] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 14] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 15]) << 24);
_decodeBuf4 = ((uint)(inputBuffer[inputOffset + 16] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 17] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 18] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 19]) << 24);
_decodeBuf5 = ((uint)(inputBuffer[inputOffset + 20] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 21] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 22] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 23]) << 24);
_decodeBuf6 = ((uint)(inputBuffer[inputOffset + 24] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 25] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 26] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 27]) << 24);
_decodeBuf7 = ((uint)(inputBuffer[inputOffset + 28] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 29] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 30] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 31]) << 24);
_decodeBuf8 = ((uint)(inputBuffer[inputOffset + 32] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 33] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 34] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 35]) << 24);
_decodeBuf9 = ((uint)(inputBuffer[inputOffset + 36] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 37] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 38] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 39]) << 24);
_decodeBuf10 = ((uint)(inputBuffer[inputOffset + 40] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 41] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 42] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 43]) << 24);
_decodeBuf11 = ((uint)(inputBuffer[inputOffset + 44] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 45] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 46] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 47]) << 24);
_decodeBuf12 = ((uint)(inputBuffer[inputOffset + 48] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 49] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 50] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 51]) << 24);
_decodeBuf13 = ((uint)(inputBuffer[inputOffset + 52] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 53] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 54] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 55]) << 24);
_decodeBuf14 = ((uint)(inputBuffer[inputOffset + 56] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 57] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 58] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 59]) << 24);
_decodeBuf15 = ((uint)(inputBuffer[inputOffset + 60] & 0xff)) |
(((uint)(inputBuffer[inputOffset + 61] & 0xff)) << 8) |
(((uint)(inputBuffer[inputOffset + 62] & 0xff)) << 16) |
(((uint)inputBuffer[inputOffset + 63]) << 24);
a = _state0;
b = _state1;
c = _state2;
d = _state3;
// ---- Round 1 --------
// ---- Round 1 --------
a += (((c ^ d) & b) ^ d) + (uint)0xd76aa478 + _decodeBuf0;
a = (a << 7) | (a >> 25);
a += b;
d += (((b ^ c) & a) ^ c) + (uint)0xe8c7b756 + _decodeBuf1;
d = (d << 12) | (d >> 20);
d += a;
c += (((a ^ b) & d) ^ b) + (uint)0x242070db + _decodeBuf2;
c = (c << 17) | (c >> 15);
c += d;
b += (((d ^ a) & c) ^ a) + (uint)0xc1bdceee + _decodeBuf3;
b = (b << 22) | (b >> 10);
b += c;
a += (((c ^ d) & b) ^ d) + (uint)0xf57c0faf + _decodeBuf4;
a = (a << 7) | (a >> 25);
a += b;
d += (((b ^ c) & a) ^ c) + (uint)0x4787c62a + _decodeBuf5;
d = (d << 12) | (d >> 20);
d += a;
c += (((a ^ b) & d) ^ b) + (uint)0xa8304613 + _decodeBuf6;
c = (c << 17) | (c >> 15);
c += d;
b += (((d ^ a) & c) ^ a) + (uint)0xfd469501 + _decodeBuf7;
b = (b << 22) | (b >> 10);
b += c;
a += (((c ^ d) & b) ^ d) + (uint)0x698098d8 + _decodeBuf8;
a = (a << 7) | (a >> 25);
a += b;
d += (((b ^ c) & a) ^ c) + (uint)0x8b44f7af + _decodeBuf9;
d = (d << 12) | (d >> 20);
d += a;
c += (((a ^ b) & d) ^ b) + (uint)0xffff5bb1 + _decodeBuf10;
c = (c << 17) | (c >> 15);
c += d;
b += (((d ^ a) & c) ^ a) + (uint)0x895cd7be + _decodeBuf11;
b = (b << 22) | (b >> 10);
b += c;
a += (((c ^ d) & b) ^ d) + (uint)0x6b901122 + _decodeBuf12;
a = (a << 7) | (a >> 25);
a += b;
d += (((b ^ c) & a) ^ c) + (uint)0xfd987193 + _decodeBuf13;
d = (d << 12) | (d >> 20);
d += a;
c += (((a ^ b) & d) ^ b) + (uint)0xa679438e + _decodeBuf14;
c = (c << 17) | (c >> 15);
c += d;
b += (((d ^ a) & c) ^ a) + (uint)0x49b40821 + _decodeBuf15;
b = (b << 22) | (b >> 10);
b += c;
// ---- Round 2 --------
a += ((b & d) | (c & ~d)) + (uint)0xf61e2562 + _decodeBuf1;
a = (a << 5) | (a >> 27);
a += b;
d += ((a & c) | (b & ~c)) + (uint)0xc040b340 + _decodeBuf6;
d = (d << 9) | (d >> 23);
d += a;
c += ((d & b) | (a & ~b)) + (uint)0x265e5a51 + _decodeBuf11;
c = (c << 14) | (c >> 18);
c += d;
b += ((c & a) | (d & ~a)) + (uint)0xe9b6c7aa + _decodeBuf0;
b = (b << 20) | (b >> 12);
b += c;
a += ((b & d) | (c & ~d)) + (uint)0xd62f105d + _decodeBuf5;
a = (a << 5) | (a >> 27);
a += b;
d += ((a & c) | (b & ~c)) + (uint)0x02441453 + _decodeBuf10;
d = (d << 9) | (d >> 23);
d += a;
c += ((d & b) | (a & ~b)) + (uint)0xd8a1e681 + _decodeBuf15;
c = (c << 14) | (c >> 18);
c += d;
b += ((c & a) | (d & ~a)) + (uint)0xe7d3fbc8 + _decodeBuf4;
b = (b << 20) | (b >> 12);
b += c;
a += ((b & d) | (c & ~d)) + (uint)0x21e1cde6 + _decodeBuf9;
a = (a << 5) | (a >> 27);
a += b;
d += ((a & c) | (b & ~c)) + (uint)0xc33707d6 + _decodeBuf14;
d = (d << 9) | (d >> 23);
d += a;
c += ((d & b) | (a & ~b)) + (uint)0xf4d50d87 + _decodeBuf3;
c = (c << 14) | (c >> 18);
c += d;
b += ((c & a) | (d & ~a)) + (uint)0x455a14ed + _decodeBuf8;
b = (b << 20) | (b >> 12);
b += c;
a += ((b & d) | (c & ~d)) + (uint)0xa9e3e905 + _decodeBuf13;
a = (a << 5) | (a >> 27);
a += b;
d += ((a & c) | (b & ~c)) + (uint)0xfcefa3f8 + _decodeBuf2;
d = (d << 9) | (d >> 23);
d += a;
c += ((d & b) | (a & ~b)) + (uint)0x676f02d9 + _decodeBuf7;
c = (c << 14) | (c >> 18);
c += d;
b += ((c & a) | (d & ~a)) + (uint)0x8d2a4c8a + _decodeBuf12;
b = (b << 20) | (b >> 12);
b += c;
// ---- Round 3 --------
a += (b ^ c ^ d) + (uint)0xfffa3942 + _decodeBuf5;
a = (a << 4) | (a >> 28);
a += b;
d += (a ^ b ^ c) + (uint)0x8771f681 + _decodeBuf8;
d = (d << 11) | (d >> 21);
d += a;
c += (d ^ a ^ b) + (uint)0x6d9d6122 + _decodeBuf11;
c = (c << 16) | (c >> 16);
c += d;
b += (c ^ d ^ a) + (uint)0xfde5380c + _decodeBuf14;
b = (b << 23) | (b >> 9);
b += c;
a += (b ^ c ^ d) + (uint)0xa4beea44 + _decodeBuf1;
a = (a << 4) | (a >> 28);
a += b;
d += (a ^ b ^ c) + (uint)0x4bdecfa9 + _decodeBuf4;
d = (d << 11) | (d >> 21);
d += a;
c += (d ^ a ^ b) + (uint)0xf6bb4b60 + _decodeBuf7;
c = (c << 16) | (c >> 16);
c += d;
b += (c ^ d ^ a) + (uint)0xbebfbc70 + _decodeBuf10;
b = (b << 23) | (b >> 9);
b += c;
a += (b ^ c ^ d) + (uint)0x289b7ec6 + _decodeBuf13;
a = (a << 4) | (a >> 28);
a += b;
d += (a ^ b ^ c) + (uint)0xeaa127fa + _decodeBuf0;
d = (d << 11) | (d >> 21);
d += a;
c += (d ^ a ^ b) + (uint)0xd4ef3085 + _decodeBuf3;
c = (c << 16) | (c >> 16);
c += d;
b += (c ^ d ^ a) + (uint)0x04881d05 + _decodeBuf6;
b = (b << 23) | (b >> 9);
b += c;
a += (b ^ c ^ d) + (uint)0xd9d4d039 + _decodeBuf9;
a = (a << 4) | (a >> 28);
a += b;
d += (a ^ b ^ c) + (uint)0xe6db99e5 + _decodeBuf12;
d = (d << 11) | (d >> 21);
d += a;
c += (d ^ a ^ b) + (uint)0x1fa27cf8 + _decodeBuf15;
c = (c << 16) | (c >> 16);
c += d;
b += (c ^ d ^ a) + (uint)0xc4ac5665 + _decodeBuf2;
b = (b << 23) | (b >> 9);
b += c;
// ---- Round 4 --------
a += (((~d) | b) ^ c) + (uint)0xf4292244 + _decodeBuf0;
a = (a << 6) | (a >> 26);
a += b;
d += (((~c) | a) ^ b) + (uint)0x432aff97 + _decodeBuf7;
d = (d << 10) | (d >> 22);
d += a;
c += (((~b) | d) ^ a) + (uint)0xab9423a7 + _decodeBuf14;
c = (c << 15) | (c >> 17);
c += d;
b += (((~a) | c) ^ d) + (uint)0xfc93a039 + _decodeBuf5;
b = (b << 21) | (b >> 11);
b += c;
a += (((~d) | b) ^ c) + (uint)0x655b59c3 + _decodeBuf12;
a = (a << 6) | (a >> 26);
a += b;
d += (((~c) | a) ^ b) + (uint)0x8f0ccc92 + _decodeBuf3;
d = (d << 10) | (d >> 22);
d += a;
c += (((~b) | d) ^ a) + (uint)0xffeff47d + _decodeBuf10;
c = (c << 15) | (c >> 17);
c += d;
b += (((~a) | c) ^ d) + (uint)0x85845dd1 + _decodeBuf1;
b = (b << 21) | (b >> 11);
b += c;
a += (((~d) | b) ^ c) + (uint)0x6fa87e4f + _decodeBuf8;
a = (a << 6) | (a >> 26);
a += b;
d += (((~c) | a) ^ b) + (uint)0xfe2ce6e0 + _decodeBuf15;
d = (d << 10) | (d >> 22);
d += a;
c += (((~b) | d) ^ a) + (uint)0xa3014314 + _decodeBuf6;
c = (c << 15) | (c >> 17);
c += d;
b += (((~a) | c) ^ d) + (uint)0x4e0811a1 + _decodeBuf13;
b = (b << 21) | (b >> 11);
b += c;
a += (((~d) | b) ^ c) + (uint)0xf7537e82 + _decodeBuf4;
a = (a << 6) | (a >> 26);
a += b;
d += (((~c) | a) ^ b) + (uint)0xbd3af235 + _decodeBuf11;
d = (d << 10) | (d >> 22);
d += a;
c += (((~b) | d) ^ a) + (uint)0x2ad7d2bb + _decodeBuf2;
c = (c << 15) | (c >> 17);
c += d;
b += (((~a) | c) ^ d) + (uint)0xeb86d391 + _decodeBuf9;
b = (b << 21) | (b >> 11);
b += c;
_state0 += a;
_state1 += b;
_state2 += c;
_state3 += d;
}