reset method
reset
Implementation
@override
void reset() {
super.reset();
_h[0] = 0x6a09e667;
_h[1] = 0xbb67ae85;
_h[2] = 0x3c6ef372;
_h[3] = 0xa54ff53a;
_h[4] = 0x510e527f;
_h[5] = 0x9b05688c;
_h[6] = 0x1f83d9ab;
_h[7] = 0x5be0cd19;
}