MR04LNをリモート起動させるSwiftスクリプト

wakeup_mr04ln.swift

#!/usr/bin/swift

import Cocoa
import IOBluetooth

var TARGET_NAME = "xxxxxx-bt"
var TARGET_ADDR = "ab-cd-ef-12-34-56"
var SCAN_DURATION = 10

class BluetoothManager: NSObject, IOBluetoothDeviceInquiryDelegate {
    var inquiry: IOBluetoothDeviceInquiry!
    var found: Bool = false

    override init() {
        super.init()
        self.inquiry = IOBluetoothDeviceInquiry(delegate: self)
        self.inquiry.updateNewDeviceNames = true
    }

    func start() -> IOReturn {
        return self.inquiry.start()
    }

    func stop() {
        self.inquiry.stop()
    }

    func isFound() -> Bool {
        return self.found
    }

    @objc func deviceInquiryDeviceFound(sender: IOBluetoothDeviceInquiry!, device: IOBluetoothDevice!) {
        if (device.addressString == TARGET_ADDR && device.name == TARGET_NAME) {
            found = true
            device.openConnection()
        }
    }
}

func wakeup() {
    let btManager = BluetoothManager()

    if (btManager.start() == kIOReturnSuccess) {
        sleep(UInt32(SCAN_DURATION))
        btManager.stop()
    }
}

func usage(called_name: String) {
    print("Usage:")
    print("  \(called_name) DEVICE_NAME MAC_ADDR")
    print("  \(called_name) DEVICE_NAME MAC_ADDR SCAN_DURATION")
    print("")
    print("Options:")
    print("  DEVICE_NAME     : device name for remote wakeup (like 'xxxxxx-bt')")
    print("  MAC_ADDR        : macc address for remote wakeup")
    print("                    format: 'ab-cd-ef-12-34-56' (lower-case characters)")
    print("  SCAN_DURATION   : duration for scanning/waiting (default: 10)")
    print("")
}

var args = Process.arguments

var called_name = args[0].componentsSeparatedByString("/").last!

if args.count >= 3 {
    TARGET_NAME = args[1]
    TARGET_ADDR = args[2]
    if args.count >= 4 {
        SCAN_DURATION = Int(args[3])!
    }
    wakeup()
} else {
    usage(called_name)
}