mirror of
https://github.com/btcsuite/btcd.git
synced 2024-11-19 09:50:08 +01:00
59 lines
1.7 KiB
Go
59 lines
1.7 KiB
Go
// Copyright (c) 2013 Conformal Systems LLC.
|
|
// Use of this source code is governed by an ISC
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package btcwire
|
|
|
|
import (
|
|
"fmt"
|
|
"io"
|
|
)
|
|
|
|
// MsgMemPool implements the Message interface and represents a bitcoin mempool
|
|
// message. It is used to request a list of transactions still in the active
|
|
// memory pool of a relay.
|
|
//
|
|
// This message has no payload and was not added until protocol versions
|
|
// starting with BIP0035Version.
|
|
type MsgMemPool struct{}
|
|
|
|
// BtcDecode decodes r using the bitcoin protocol encoding into the receiver.
|
|
// This is part of the Message interface implementation.
|
|
func (msg *MsgMemPool) BtcDecode(r io.Reader, pver uint32) error {
|
|
if pver < BIP0035Version {
|
|
err := fmt.Errorf("mempool message invalid for protocol version: %d", pver)
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// BtcEncode encodes the receiver to w using the bitcoin protocol encoding.
|
|
// This is part of the Message interface implementation.
|
|
func (msg *MsgMemPool) BtcEncode(w io.Writer, pver uint32) error {
|
|
if pver < BIP0035Version {
|
|
err := fmt.Errorf("mempool message invalid for protocol version: %d", pver)
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// Command returns the protocol command string for the message. This is part
|
|
// of the Message interface implementation.
|
|
func (msg *MsgMemPool) Command() string {
|
|
return cmdMemPool
|
|
}
|
|
|
|
// MaxPayloadLength returns the maximum length the payload can be for the
|
|
// receiver. This is part of the Message interface implementation.
|
|
func (msg *MsgMemPool) MaxPayloadLength(pver uint32) uint32 {
|
|
return 0
|
|
}
|
|
|
|
// NewMsgPong returns a new bitcoin pong message that conforms to the Message
|
|
// interface. See MsgPong for details.
|
|
func NewMsgMemPool() *MsgMemPool {
|
|
return &MsgMemPool{}
|
|
}
|