7ff04d8bad
Removes the MaxPayloadLength function from the Message interface and checks that each message payload is not greater than MaxMsgBody. Since all messages are now allowed to be 65535 bytes in size, the MaxPayloadLength is no longer needed.
76 lines
2.4 KiB
Go
76 lines
2.4 KiB
Go
package lnwire
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import (
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"io"
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"github.com/btcsuite/btcd/btcec"
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)
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// FundingLocked is the message that both parties to a new channel creation
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// send once they have observed the funding transaction being confirmed on the
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// blockchain. FundingLocked contains the signatures necessary for the channel
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// participants to advertise the existence of the channel to the rest of the
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// network.
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type FundingLocked struct {
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// ChanID is the outpoint of the channel's funding transaction. This
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// can be used to query for the channel in the database.
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ChanID ChannelID
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// NextPerCommitmentPoint is the secret that can be used to revoke the
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// next commitment transaction for the channel.
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NextPerCommitmentPoint *btcec.PublicKey
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// ExtraData is the set of data that was appended to this message to
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// fill out the full maximum transport message size. These fields can
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// be used to specify optional data such as custom TLV fields.
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ExtraData ExtraOpaqueData
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}
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// NewFundingLocked creates a new FundingLocked message, populating it with the
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// necessary IDs and revocation secret.
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func NewFundingLocked(cid ChannelID, npcp *btcec.PublicKey) *FundingLocked {
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return &FundingLocked{
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ChanID: cid,
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NextPerCommitmentPoint: npcp,
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ExtraData: make([]byte, 0),
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}
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}
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// A compile time check to ensure FundingLocked implements the lnwire.Message
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// interface.
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var _ Message = (*FundingLocked)(nil)
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// Decode deserializes the serialized FundingLocked message stored in the
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// passed io.Reader into the target FundingLocked using the deserialization
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// rules defined by the passed protocol version.
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//
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// This is part of the lnwire.Message interface.
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func (c *FundingLocked) Decode(r io.Reader, pver uint32) error {
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return ReadElements(r,
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&c.ChanID,
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&c.NextPerCommitmentPoint,
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&c.ExtraData,
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)
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}
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// Encode serializes the target FundingLocked message into the passed io.Writer
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// implementation. Serialization will observe the rules defined by the passed
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// protocol version.
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//
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// This is part of the lnwire.Message interface.
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func (c *FundingLocked) Encode(w io.Writer, pver uint32) error {
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return WriteElements(w,
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c.ChanID,
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c.NextPerCommitmentPoint,
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c.ExtraData,
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)
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}
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// MsgType returns the uint32 code which uniquely identifies this message as a
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// FundingLocked message on the wire.
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//
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// This is part of the lnwire.Message interface.
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func (c *FundingLocked) MsgType() MessageType {
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return MsgFundingLocked
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}
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