--
-- ~~~ response signature utils
--

require("src/utils")

-- get length of signature
function getSignatureLength(response)

    return tonumber(table.extracthex(response, 13, 14), 16)

end

-- get signature
function getSignature(response)

    local signatureIndexEnd = 14 + getSignatureLength(response)
    return table.extracthex(response, 15, signatureIndexEnd)

end

-- validate signature
function validateSignature(signature, key)

    -- todo: this
    return true

end

-- return
return {
    length = getSignatureLength,
    get = getSignature,
    validate = validateSignature
}