Function GetHashType

src/script/interpreter.cpp:172–177

}

uint32_t static GetHashType(const valtype &vchSig) {
    if (vchSig.size() == 0)
        return 0;
    // check IsValidSignatureEncoding()'s comment for vchSig format
    return vchSig.back();
}

bool static IsLowDERSignature(const valtype &vchSig, ScriptError* serror) {
    if (!IsValidSignatureEncoding(vchSig)) {