Function ParseHashV

src/rpc/util.cpp:105–113

}

uint256 ParseHashV(const UniValue& v, std::string strName)
{
    std::string strHex(v.get_str());
    if (64 != strHex.length())
        throw JSONRPCError(RPC_INVALID_PARAMETER, strprintf("%s must be of length %d (not %d, for '%s')", strName, 64, strHex.length(), strHex));
    if (!IsHex(strHex)) // Note: IsHex("") is false
        throw JSONRPCError(RPC_INVALID_PARAMETER, strName+" must be hexadecimal string (not '"+strHex+"')");
    return uint256S(strHex);
}
uint256 ParseHashO(const UniValue& o, std::string strKey)
{
    return ParseHashV(find_value(o, strKey), strKey);