bool CKey::CheckSignatureElement(const unsigned char *vch, int len, bool half) {
return CompareBigEndian(vch, len, vchZero, 0) > 0 &&
CompareBigEndian(vch, len, half ? vchMaxModHalfOrder : vchMaxModOrder, 32) <= 0;
}
bool Check(const unsigned char *vch) {
return vch &&
CompareBigEndian(vch, 32, vchZero, 0) > 0 &&
CompareBigEndian(vch, 32, vchMaxModOrder, 32) <= 0;
}