check bluetooth_radio and bluetooth_device (windows)

check_bluetooth.cpp

#include "stdafx.h"
#include<windows.h>
#include<bluetoothapis.h>
#include<iostream>
#pragma comment(lib,"Bthprops")

int check_device(BLUETOOTH_DEVICE_SEARCH_PARAMS p_dev, BLUETOOTH_DEVICE_INFO i_dev,int count) {
	int check_count = 0;
	HBLUETOOTH_DEVICE_FIND f_dev = BluetoothFindFirstDevice(&p_dev, &i_dev);

	if (f_dev) {
		do {
			std::wcout << "  " << check_count << "_" << i_dev.szName << std::endl;
			check_count++;
		} while (BluetoothFindNextDevice(f_dev, &i_dev));
		BluetoothFindDeviceClose(f_dev);
	}
	std::wcout << "end check func\n" << std::endl;
	count++;

	return count;
}

int main()
{
	BLUETOOTH_FIND_RADIO_PARAMS para_radio = { 0 };
	para_radio.dwSize = sizeof(BLUETOOTH_FIND_RADIO_PARAMS);

	HANDLE radio = 0;
	HBLUETOOTH_RADIO_FIND find = BluetoothFindFirstRadio(&para_radio, &radio);

	int cnt = 0;

	if (find) {
		std::wcout << "my bluetooth" << std::endl;
		do {
			BLUETOOTH_RADIO_INFO info = { 0 };
			info.dwSize = sizeof(BLUETOOTH_RADIO_INFO);
			BluetoothGetRadioInfo(radio, &info);
			std::wcout << info.szName << std::endl;
			CloseHandle(radio);
		} while (BluetoothFindNextRadio(find, &radio));
	}
	std::wcout << "end my bluetooth\n" << std::endl;

	//device
	BLUETOOTH_DEVICE_SEARCH_PARAMS para_dev = { 0 };

	para_dev.fReturnAuthenticated = TRUE;
	para_dev.fReturnRemembered = TRUE;
	para_dev.fReturnConnected = TRUE;
	para_dev.fReturnUnknown = TRUE;
	para_dev.fIssueInquiry = TRUE;
	para_dev.cTimeoutMultiplier = 5;
	para_dev.dwSize = sizeof(BLUETOOTH_DEVICE_SEARCH_PARAMS);

	BLUETOOTH_DEVICE_INFO infodev = { 0 };
	infodev.dwSize = sizeof(BLUETOOTH_DEVICE_INFO);

        //case1
	std::wcout << cnt << "_check fReturnConnected and fReturnUnknown is TRUE" << std::endl;
	cnt=check_device(para_dev, infodev,cnt);

        //case2
	para_dev.fReturnConnected = FALSE;
	std::wcout << cnt << "_check fReturnConnected is FALSE and fReturnUnknown is TRUE" << std::endl;
	cnt=check_device(para_dev, infodev,cnt);
	
	//case3
	para_dev.fReturnUnknown = FALSE;
	std::wcout << cnt << "_check fReturnConnected  and fReturnUnknown is FALSE" << std::endl;
	cnt = check_device(para_dev, infodev, cnt);

        //case4
	para_dev.fReturnConnected = TRUE;
	std::wcout << cnt << "_check fReturnConnected is TRUE and fReturnUnknown is FALSE" << std::endl;
	cnt = check_device(para_dev, infodev, cnt);

    return 0;
}