// MarshalPrivateKey converts a key object into its protobuf serialized form.
func MarshalPrivateKey(k PrivKey) ([]byte, error) {
b := MarshalRsaPrivateKey(k.(*RsaPrivateKey))
pmes := new(pb.PrivateKey)
typ := pb.KeyType_RSA // for now only type.
pmes.Type = &typ
pmes.Data = b
return proto.Marshal(pmes)
}
func (sk *RsaPrivateKey) Bytes() ([]byte, error) {
b := x509.MarshalPKCS1PrivateKey(sk.sk)
pbmes := new(pb.PrivateKey)
typ := pb.KeyType_RSA
pbmes.Type = &typ
pbmes.Data = b
return proto.Marshal(pbmes)
}