1 files changed, 48 insertions, 0 deletions
diff --git a/vendor/github.com/dexon-foundation/dexon-consensus-core/core/crypto/interfaces.go b/vendor/github.com/dexon-foundation/dexon-consensus-core/core/crypto/interfaces.go
new file mode 100644
index 000000000..fb1dcbe80
--- /dev/null
+++ b/vendor/github.com/dexon-foundation/dexon-consensus-core/core/crypto/interfaces.go
@@ -0,0 +1,48 @@
+// 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 struct {
+	Type      string
+	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) (Signature, 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
+
+	// Bytes returns the []byte representation of public key.
+	Bytes() []byte
+}