RikkaW’s gists

RikkaW / api.cpp

Created November 28, 2020 17:54

Socket send fd

	void api::OpenFiles(RiruFile *files, size_t count) {
	struct sockaddr_un addr{};
	int fd;
	socklen_t socklen;
	uint8_t *data;
	uint32_t data_size;
	int32_t reply[count];
	uint32_t reply_size;
	std::vector<int> fds;

RikkaW / gist:0ae7f51117768a03c6581c956d75958c

Last active June 18, 2024 05:31

insert general file with MediaStore

	Context context = view.getContext();
	ContentResolver cr = context.getContentResolver();
	ContentValues values;

	try {
	// create a file for test
	File file = new File(context.getFilesDir(), "1234568");
	file.createNewFile();
	try (OutputStream os = new FileOutputStream(file)) {
	os.write("test".getBytes());

RikkaW / gist:be3fe4178903702c54ec73b2fc1187fe

Last active October 2, 2024 14:10

show window in app_process (impossible to work from Android 14 QPR 3 or Android 15, as addView requires the calling process an Android app process)

	token = new Binder();
	try {
	Context _context = android.app.ActivityThread.systemMain().getSystemContext();
	final Context context = new ContextWrapper(_context) {
	@Override
	public Object getSystemService(String name) {
	if (Context.WINDOW_SERVICE.equals(name)) {
	WindowManager wm = (WindowManager) super.getSystemService(name);
	if (wm != null) {
	((android.view.WindowManagerImpl) wm).setDefaultToken(token);

RikkaW / insert_image_android_q.java

Created September 30, 2019 08:48

	private boolean insertImage(File image) throws IOException {
	ContentValues values;
	values = new ContentValues();
	values.put(MediaStore.Images.ImageColumns.RELATIVE_PATH, Environment.DIRECTORY_PICTURES + "test");
	values.put(MediaStore.Images.ImageColumns.DISPLAY_NAME, Long.toString(System.currentTimeMillis()));
	values.put(MediaStore.Images.ImageColumns.IS_PENDING, true);
	Uri uri = getContentResolver().insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);
	if (uri == null) {
	return false;
	}

RikkaW / insert_image_android_q.java

Created September 30, 2019 08:48

	private boolean insertImage(File image) throws IOException {
	ContentValues values;
	values = new ContentValues();
	values.put(MediaStore.Images.ImageColumns.RELATIVE_PATH, Environment.DIRECTORY_PICTURES + "test");
	values.put(MediaStore.Images.ImageColumns.DISPLAY_NAME, Long.toString(System.currentTimeMillis()));
	values.put(MediaStore.Images.ImageColumns.IS_PENDING, true);
	Uri uri = getContentResolver().insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);
	if (uri == null) {
	return false;
	}

RikkaW / 喵2.cpp

Last active November 21, 2015 10:12

	// 新的 windows 10 似乎已经修了问题不需要这个了
	// 而且下面这玩意在 windows 8.1 之前用会爆炸

	typedef enum PROCESS_DPI_AWARENESS {
	PROCESS_DPI_UNAWARE = 0,
	PROCESS_SYSTEM_DPI_AWARE = 1,
	PROCESS_PER_MONITOR_DPI_AWARE = 2
	} PROCESS_DPI_AWARENESS;

	STDAPI SetProcessDpiAwareness(

RikkaW / 喵.cpp

Last active October 18, 2015 13:01

MSAA

Rikka RikkaW