key_service.go

/*
 * Copyright 2018 DE-labtory
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package bifrost

type KeyID = string

type Crypto struct {
	Signer
	Verifier
	KeyRecoverer
}

type Key interface {
	ID() KeyID
	ToByte() ([]byte, error)
	IsPrivate() bool
}

type KeyRecoverer interface {
	RecoverKeyFromByte(keyBytes []byte, isPrivateKey bool) (Key, error)
}

type Signer interface {
	Sign(message []byte) ([]byte, error)
}

type Verifier interface {
	Verify(peerKey Key, signature, message []byte) (bool, error)
}