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57 lines
1.7 KiB
Go
57 lines
1.7 KiB
Go
package consensus
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import (
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"github.com/nspcc-dev/dbft"
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"github.com/nspcc-dev/neo-go/pkg/core/block"
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"github.com/nspcc-dev/neo-go/pkg/io"
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"github.com/nspcc-dev/neo-go/pkg/util"
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)
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// prepareRequest represents dBFT prepareRequest message.
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type prepareRequest struct {
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version uint32
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prevHash util.Uint256
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timestamp uint64
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nonce uint64
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transactionHashes []util.Uint256
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stateRootEnabled bool
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stateRoot util.Uint256
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}
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var _ dbft.PrepareRequest[util.Uint256] = (*prepareRequest)(nil)
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// EncodeBinary implements the io.Serializable interface.
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func (p *prepareRequest) EncodeBinary(w *io.BinWriter) {
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w.WriteU32LE(p.version)
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w.WriteBytes(p.prevHash[:])
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w.WriteU64LE(p.timestamp)
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w.WriteU64LE(p.nonce)
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w.WriteVarUint(uint64(len(p.transactionHashes)))
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for i := range p.transactionHashes {
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w.WriteBytes(p.transactionHashes[i][:])
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}
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if p.stateRootEnabled {
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w.WriteBytes(p.stateRoot[:])
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}
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}
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// DecodeBinary implements the io.Serializable interface.
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func (p *prepareRequest) DecodeBinary(r *io.BinReader) {
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p.version = r.ReadU32LE()
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r.ReadBytes(p.prevHash[:])
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p.timestamp = r.ReadU64LE()
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p.nonce = r.ReadU64LE()
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r.ReadArray(&p.transactionHashes, block.MaxTransactionsPerBlock)
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if p.stateRootEnabled {
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r.ReadBytes(p.stateRoot[:])
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}
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}
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// Timestamp implements the payload.PrepareRequest interface.
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func (p *prepareRequest) Timestamp() uint64 { return p.timestamp * nsInMs }
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// Nonce implements the payload.PrepareRequest interface.
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func (p *prepareRequest) Nonce() uint64 { return p.nonce }
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// TransactionHashes implements the payload.PrepareRequest interface.
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func (p *prepareRequest) TransactionHashes() []util.Uint256 { return p.transactionHashes }
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