@node-lightning/wire
Version:
Lightning Network Wire Protocol
51 lines • 1.93 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.FundingSignedMessage = void 0;
const bufio_1 = require("@node-lightning/bufio");
const core_1 = require("@node-lightning/core");
const MessageType_1 = require("../MessageType");
/**
* The `funding_signed` message is sent by the channel acceptor after
* they have recieved a `funding_created` message from the initiator.
* This message includes the signature for the initiator's first
* commitment transaction. After the initiator receives this message
* the channel can be broadcast to the Bitcoin network as both
* participants can spend the outputs of the funding transaction. This
* message also is the first instance of the `channel_id` and both sides
* can transition from using the `temporary_channel_id` to the actual
* `channel_id`.
*/
class FundingSignedMessage {
constructor() {
/**
* The type for message. funding_signed = 35
*/
this.type = FundingSignedMessage.type;
}
/**
* Deserializes the funding_signed message
* @param buf
* @returns
*/
static deserialize(buf) {
const instance = new FundingSignedMessage();
const reader = new bufio_1.BufferReader(buf);
reader.readUInt16BE(); // read type
instance.channelId = new core_1.ChannelId(reader.readBytes(32));
instance.signature = reader.readBytes(64);
return instance;
}
/**
* Serializes the message into a Buffer
*/
serialize() {
const writer = new bufio_1.BufferWriter();
writer.writeUInt16BE(this.type);
writer.writeBytes(this.channelId.toBuffer());
writer.writeBytes(this.signature);
return writer.toBuffer();
}
}
exports.FundingSignedMessage = FundingSignedMessage;
FundingSignedMessage.type = MessageType_1.MessageType.FundingSigned;
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