core: DKG interface (#108)

1 files changed, 47 insertions, 0 deletions

diff --git a/core/types/dkg.go b/core/types/dkg.go
new file mode 100644
index 0000000..7fee404
--- /dev/null
+++ b/core/types/dkg.go
@@ -0,0 +1,47 @@
+// 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 types
+
+import (
+	"github.com/dexon-foundation/dexon-consensus-core/crypto"
+	"github.com/dexon-foundation/dexon-consensus-core/crypto/dkg"
+)
+
+// DKGPrivateShare describe a secret share in DKG protocol.
+type DKGPrivateShare struct {
+	ProposerID      ValidatorID      `json:"proposer_id"`
+	Round           uint64           `json:"round"`
+	PrivateKeyShare dkg.PrivateKey   `json:"private_key_share"`
+	Signature       crypto.Signature `json:"signature"`
+}
+
+// DKGMasterPublicKey decrtibe a master public key in DKG protocol.
+type DKGMasterPublicKey struct {
+	ProposerID      ValidatorID         `json:"proposer_id"`
+	Round           uint64              `json:"round"`
+	PublicKeyShares dkg.PublicKeyShares `json:"private_key_share"`
+	Signature       crypto.Signature    `json:"signature"`
+}
+
+// DKGComplaint describe a complaint in DKG protocol.
+type DKGComplaint struct {
+	ProposerID   ValidatorID      `json:"proposer_id"`
+	Round        uint64           `json:"round"`
+	PrivateShare DKGPrivateShare  `json:"private_share"`
+	Signature    crypto.Signature `json:"signature"`
+}