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.

_pkg.dev/wire/payload/block.go

@@ -0,0 +1,67 @@
+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
+}