public:
static bool VerifyPrehash(
array<unsigned char>^ sig,
int sigOff,
array<unsigned char>^ pk,
int pkOff,
array<unsigned char>^ ctx,
IDigest^ ph
)
Org.BouncyCastle.Math.EC.Rfc8032.Ed25519.VerifyPrehash = function(sig, sigOff, pk, pkOff, ctx, ph);