module EllipticCurve::Ecdsa

Public Class Methods

sign(message, privateKey, hashfunc=nil) click to toggle source
# File lib/ecdsa.rb, line 10
def self.sign(message, privateKey, hashfunc=nil)
    if hashfunc.nil?
        message = Digest::SHA256.digest(message)
    else
        message = hashfunc(message)
    end

    signature = privateKey.openSslPrivateKey.dsa_sign_asn1(message)
    return Signature.new(signature)
end
verify(message, signature, publicKey, hashfunc=nil) click to toggle source
# File lib/ecdsa.rb, line 21
def self.verify(message, signature, publicKey, hashfunc=nil)
    if hashfunc.nil?
        message = Digest::SHA256.digest(message)
    else
        message = hashfunc(message)
    end
    return publicKey.openSslPublicKey.dsa_verify_asn1(message, signature.toDer())
end