cryptoSignKeypair static method
Implementation
static int cryptoSignKeypair(Uint8List pk, Uint8List sk, bool seeded) {
Uint8List d = Uint8List(64);
List<Uint64List?> p = List<Uint64List?>.filled(4, Uint64List(0));
p[0] = Uint64List(16);
p[1] = Uint64List(16);
p[2] = Uint64List(16);
p[3] = Uint64List(16);
int i;
if (!seeded) randombytesArrayLen(sk, 32);
cryptoHashOff(d, sk, 0, 32);
d[0] &= 248;
d[31] &= 127;
d[31] |= 64;
_scalarbase(p, d, 0);
_pack(pk, p);
for (i = 0; i < 32; i++) sk[i + 32] = pk[i];
return 0;
}