forked from TrueCloudLab/neoneo-go
_pkg.dev: drop blockbase from payload
Duplicated in core.
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2 changed files with 0 additions and 140 deletions
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@ -1,132 +0,0 @@
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package payload
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import (
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"bytes"
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"errors"
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"io"
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"github.com/CityOfZion/neo-go/pkg/wire/payload/transaction"
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"github.com/CityOfZion/neo-go/pkg/wire/util"
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)
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var (
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errPadding = errors.New("There is a padding mismatch")
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)
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//BlockBase represents the base of the block
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// This is different than the block header. See HeadersMessage
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type BlockBase struct {
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// Version of the block.
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Version uint32 `json:"version"`
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// hash of the previous block.
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PrevHash util.Uint256 `json:"previousblockhash"`
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// Root hash of a transaction list.
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MerkleRoot util.Uint256 `json:"merkleroot"`
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// The time stamp of each block must be later than previous block's time stamp.
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// Generally the difference of two block's time stamp is about 15 seconds and imprecision is allowed.
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// The height of the block must be exactly equal to the height of the previous block plus 1.
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Timestamp uint32 `json:"time"`
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// index/height of the block
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Index uint32 `json:"height"`
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// Random number also called nonce
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ConsensusData uint64 `json:"nonce"`
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// Contract addresss of the next miner
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NextConsensus util.Uint160 `json:"next_consensus"`
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// Padding that is fixed to 1
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_ uint8
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// Script used to validate the block
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Witness transaction.Witness `json:"script"`
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// hash of this block, created when binary encoded.
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Hash util.Uint256
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}
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// EncodePayload implements the Messager interface
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func (b *BlockBase) EncodePayload(bw *util.BinWriter) error {
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b.encodeHashableFields(bw)
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bw.Write(uint8(1))
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b.Witness.Encode(bw)
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return bw.Err
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}
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// Decode decodes an io.Reader into a Blockbase
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func (b *BlockBase) Decode(r io.Reader) error {
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br := &util.BinReader{R: r}
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b.DecodePayload(br)
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return br.Err
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}
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// Encode encodes a blockbase into an io.Writer
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func (b *BlockBase) Encode(w io.Writer) error {
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bw := &util.BinWriter{W: w}
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b.EncodePayload(bw)
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return bw.Err
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}
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func (b *BlockBase) encodeHashableFields(bw *util.BinWriter) {
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bw.Write(b.Version)
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bw.Write(b.PrevHash)
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bw.Write(b.MerkleRoot)
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bw.Write(b.Timestamp)
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bw.Write(b.Index)
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bw.Write(b.ConsensusData)
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bw.Write(b.NextConsensus)
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}
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// DecodePayload implements the messager interface
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func (b *BlockBase) DecodePayload(br *util.BinReader) error {
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b.decodeHashableFields(br)
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var padding uint8
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br.Read(&padding)
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if padding != 1 {
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return errPadding
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}
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b.Witness = transaction.Witness{}
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b.Witness.Decode(br)
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err := b.createHash()
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if err != nil {
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return err
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}
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return br.Err
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}
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func (b *BlockBase) decodeHashableFields(br *util.BinReader) {
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br.Read(&b.Version)
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br.Read(&b.PrevHash)
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br.Read(&b.MerkleRoot)
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br.Read(&b.Timestamp)
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br.Read(&b.Index)
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br.Read(&b.ConsensusData)
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br.Read(&b.NextConsensus)
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}
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func (b *BlockBase) createHash() error {
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hash, err := util.CalculateHash(b.encodeHashableFields)
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b.Hash = hash
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return err
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}
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// Bytes returns the byte representation of Blockbase
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func (b *BlockBase) Bytes() ([]byte, error) {
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buf := new(bytes.Buffer)
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err := b.Encode(buf)
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return buf.Bytes(), err
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}
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@ -1,8 +0,0 @@
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package payload
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import "testing"
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func Test(t *testing.T) {
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//tests for this have been included in the mheaders_test file
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}
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