diff options
Diffstat (limited to 'crypto/interfaces.go')
-rw-r--r-- | crypto/interfaces.go | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/crypto/interfaces.go b/crypto/interfaces.go new file mode 100644 index 0000000..015ff40 --- /dev/null +++ b/crypto/interfaces.go @@ -0,0 +1,42 @@ +// Copyright 2018 The dexon-consensus-core Authors +// This file is part of the dexon-consensus-core library. +// +// The dexon-consensus-core library is free software: you can redistribute it +// and/or modify it under the terms of the GNU Lesser General Public License as +// published by the Free Software Foundation, either version 3 of the License, +// or (at your option) any later version. +// +// The dexon-consensus-core library is distributed in the hope that it will be +// useful, but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser +// General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the dexon-consensus-core library. If not, see +// <http://www.gnu.org/licenses/>. + +package crypto + +import ( + "github.com/dexon-foundation/dexon-consensus-core/common" +) + +// Signature is the basic signature type in DEXON. +type Signature []byte + +// PrivateKey describes the asymmetric cryptography interface that interacts +// with the private key. +type PrivateKey interface { + // PublicKey returns the public key associate this private key. + PublicKey() PublicKey + + // Sign calculates a signature. + Sign(hash common.Hash) (sig Signature, err error) +} + +// PublicKey describes the asymmetric cryptography interface that interacts +// with the public key. +type PublicKey interface { + // VerifySignature checks that the given public key created signature over hash. + VerifySignature(hash common.Hash, signature Signature) bool +} |