neoneo-go/_pkg.dev/wire/payload/block.go
Roman Khimov ddd1d92ff1 pkg: hide it by moving to _pkg.dev
The idea here is to preserve the history of `dev` branch development and its
code when merging with the `master`. Later this code could be moved into the
masters code where appropriate.
2019-08-20 18:39:50 +03:00

67 lines
1.3 KiB
Go

package payload
import (
"bufio"
"bytes"
"io"
"github.com/CityOfZion/neo-go/pkg/wire/payload/transaction"
"github.com/CityOfZion/neo-go/pkg/wire/util"
)
// Block representa a Block in the neo-network
type Block struct {
BlockBase
Txs []transaction.Transactioner
}
// Decode decodes an io.Reader into a Block
func (b *Block) Decode(r io.Reader) error {
br := &util.BinReader{R: r}
b.DecodePayload(br)
return br.Err
}
// Encode writes a block into a io.Writer
func (b *Block) Encode(w io.Writer) error {
bw := &util.BinWriter{W: w}
b.EncodePayload(bw)
return bw.Err
}
//EncodePayload implements Messager interface
func (b *Block) EncodePayload(bw *util.BinWriter) {
b.BlockBase.EncodePayload(bw)
bw.VarUint(uint64(len(b.Txs)))
for _, tx := range b.Txs {
tx.Encode(bw.W)
}
}
// DecodePayload implements Messager interface
func (b *Block) DecodePayload(br *util.BinReader) error {
b.BlockBase.DecodePayload(br)
lenTXs := br.VarUint()
b.Txs = make([]transaction.Transactioner, lenTXs)
reader := bufio.NewReader(br.R)
for i := 0; i < int(lenTXs); i++ {
tx, err := transaction.FromReader(reader)
if err != nil {
return err
}
b.Txs[i] = tx
}
return nil
}
// Bytes returns the Byte representation of Block
func (b *Block) Bytes() ([]byte, error) {
buf := new(bytes.Buffer)
err := b.Encode(buf)
return buf.Bytes(), err
}