forked from btcsuite/btcd
/
msgfeefilter.go
51 lines (43 loc) · 1.65 KB
/
msgfeefilter.go
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// Copyright (c) 2016 The btcsuite developers
// Use of this source code is governed by an ISC
// license that can be found in the LICENSE file.
package wire
import (
"io"
)
// MsgFeeFilter implements the Message interface and represents a bitcoin
// feefilter message. It is used to request the receiving peer does not
// announce any transactions below the specified minimum fee rate.
//
// This message was not added until protocol versions starting with
// FeeFilterVersion.
type MsgFeeFilter struct {
MinFee int64
}
// BtcDecode decodes r using the bitcoin protocol encoding into the receiver.
// This is part of the Message interface implementation.
func (msg *MsgFeeFilter) BtcDecode(r io.Reader, pver uint32, enc MessageEncoding) error {
return readElement(r, &msg.MinFee)
}
// BtcEncode encodes the receiver to w using the bitcoin protocol encoding.
// This is part of the Message interface implementation.
func (msg *MsgFeeFilter) BtcEncode(w io.Writer, pver uint32, enc MessageEncoding) error {
return writeElement(w, msg.MinFee)
}
// Command returns the protocol command string for the message. This is part
// of the Message interface implementation.
func (msg *MsgFeeFilter) Command() string {
return CmdFeeFilter
}
// MaxPayloadLength returns the maximum length the payload can be for the
// receiver. This is part of the Message interface implementation.
func (msg *MsgFeeFilter) MaxPayloadLength(pver uint32) uint32 {
return 8
}
// NewMsgFeeFilter returns a new bitcoin feefilter message that conforms to
// the Message interface. See MsgFeeFilter for details.
func NewMsgFeeFilter(minfee int64) *MsgFeeFilter {
return &MsgFeeFilter{
MinFee: minfee,
}
}