func (self PKCS15Verifier) Verify(mech string, sig []byte, sigo []byte) (err os.Error) {
err = ValidMech(mech, self)
if err != nil {
return
}
h, err := hashes.GetHash(mech)
if err != nil {
return
}
_, err = h.Write(sigo)
if err != nil {
return
}
hbytes := h.Sum()
//log.Printf("Verify Hash: %X", hbytes)
hi, err := hashes.GetPKCS15Hash(mech)
if err != nil {
return
}
err = rsa.VerifyPKCS1v15(self.PublicKey, hi, hbytes, sig)
return
}
func (self PKCS15Signer) Sign(mech string, in []byte) (out []byte, err os.Error) {
err = ValidMech(mech, self)
if err != nil {
return
}
h, err := hashes.GetHash(mech)
if err != nil {
return
}
_, err = h.Write(in)
if err != nil {
return
}
hbytes := h.Sum()
//log.Printf("Sign Hash: %X", hbytes)
hi, err := hashes.GetPKCS15Hash(mech)
if err != nil {
return
}
out, err = rsa.SignPKCS1v15(rand.Reader, self.PrivateKey, hi, hbytes)
return
}