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refactor for multiple sessions

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This commit is contained in:
DavidVentura
2024-01-31 16:11:22 +01:00
parent 2924eaab79
commit c12c432e71
7 changed files with 167 additions and 80 deletions
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handlers.ts
+15 -9
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@@ -3,7 +3,7 @@ import { RemoteInfo } from "node:dgram";
import { Commands, CommandsByValue, ControlCommands } from "./datatypes.js";
import { XqBytesDec } from "./func_replacements.js";
import { hexdump } from "./hexdump.js";
import { create_P2pRdy, SendListWifi, SendUsrChk } from "./impl.js";
import { parse_PunchPkt, create_P2pRdy, SendListWifi, SendUsrChk, DevSerial } from "./impl.js";
import { Session } from "./session.js";
import { u16_swap, u32_swap } from "./utils.js";
@@ -33,15 +33,21 @@ export const handle_P2PRdy = (session: Session, _: DataView) => {
session.send(b);
};
export const makePunchPkt = (dev: DevSerial): DataView => {
const len = dev.prefix.length + dev.suffix.length + 8;
const outbuf = new DataView(new Uint8Array(0x14).buffer); // 8 = serial u64
console.log(len, dev.prefix.length, dev.serialU64, dev.suffix.length);
console.log(dev.prefix, dev.serialU64, dev.suffix);
outbuf.add(0).writeString(dev.prefix);
outbuf.add(4).writeU64(dev.serialU64);
outbuf.add(8 + dev.prefix.length).writeString(dev.suffix);
return create_P2pRdy(outbuf);
};
export const handle_PunchPkt = (session: Session, dv: DataView, rinfo: RemoteInfo) => {
const punchCmd = dv.readU16();
const len = dv.add(2).readU16();
const prefix = dv.add(4).readString(4);
const serial = dv.add(8).readU64().toString();
const suffix = dv.add(16).readString(len - 16 + 4); // 16 = offset, +4 header
// f141 20 BATC 609531 EXLVS
session.eventEmitter.emit("connect", prefix.toString() + serial + suffix.toString(), rinfo);
session.send(create_P2pRdy(dv.add(4).readByteArray(len)));
const dev = parse_PunchPkt(dv);
session.eventEmitter.emit("connect", dev.devId, rinfo);
console.log("connect????");
session.send(makePunchPkt(dev));
};
export const createResponseForControlCommand = (session: Session, dv: DataView): DataView[] => {