All files / lib/serialize/address serializeTor2.ts

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import { BufferWriter } from "@node-lightning/bufio";
import { AddressTor2 } from "../../domain/AddressTor2";
import { torStringToBuffer } from "./torStringToBuffer";
 
/**
 * Serializes a Tor v2 address in a Buffer that can be sent
 * over the wire.
 */
export function serializeTor2(address: AddressTor2): Buffer {
    const writer = new BufferWriter(Buffer.alloc(13));
 
    const hostBytes = torStringToBuffer(address.host);
 
    writer.writeUInt8(address.type);
    writer.writeBytes(hostBytes);
    writer.writeUInt16BE(address.port);
 
    return writer.toBuffer();
}