package consensus import ( "github.com/nspcc-dev/dbft/block" "github.com/nspcc-dev/dbft/crypto" coreb "github.com/nspcc-dev/neo-go/pkg/core/block" "github.com/nspcc-dev/neo-go/pkg/core/transaction" "github.com/nspcc-dev/neo-go/pkg/util" ) // neoBlock is a wrapper of core.Block which implements // methods necessary for dBFT library. type neoBlock struct { coreb.Block signature []byte } var _ block.Block = (*neoBlock)(nil) // Sign implements block.Block interface. func (n *neoBlock) Sign(key crypto.PrivateKey) error { data := n.Base.GetSignedPart() sig, err := key.Sign(data[:]) if err != nil { return err } n.signature = sig return nil } // Verify implements block.Block interface. func (n *neoBlock) Verify(key crypto.PublicKey, sign []byte) error { data := n.Base.GetSignedPart() return key.Verify(data, sign) } // Transactions implements block.Block interface. func (n *neoBlock) Transactions() []block.Transaction { txes := make([]block.Transaction, len(n.Block.Transactions)) for i, tx := range n.Block.Transactions { txes[i] = tx } return txes } // SetTransactions implements block.Block interface. func (n *neoBlock) SetTransactions(txes []block.Transaction) { n.Block.Transactions = make([]*transaction.Transaction, len(txes)) for i, tx := range txes { n.Block.Transactions[i] = tx.(*transaction.Transaction) } } // Version implements block.Block interface. func (n *neoBlock) Version() uint32 { return n.Block.Version } // PrevHash implements block.Block interface. func (n *neoBlock) PrevHash() util.Uint256 { return n.Block.PrevHash } // MerkleRoot implements block.Block interface. func (n *neoBlock) MerkleRoot() util.Uint256 { return n.Block.MerkleRoot } // Timestamp implements block.Block interface. func (n *neoBlock) Timestamp() uint64 { return n.Block.Timestamp * nsInMs } // Index implements block.Block interface. func (n *neoBlock) Index() uint32 { return n.Block.Index } // ConsensusData implements block.Block interface. func (n *neoBlock) ConsensusData() uint64 { return n.Block.ConsensusData.Nonce } // NextConsensus implements block.Block interface. func (n *neoBlock) NextConsensus() util.Uint160 { return n.Block.NextConsensus } // Signature implements block.Block interface. func (n *neoBlock) Signature() []byte { return n.signature }