#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <linux/uinput.h>


void send_mouse_event(int fd, int type, int code, int value) {
	struct input_event ev;

	memset(&ev, 0, sizeof(ev));

	ev.type = type;
	ev.code = code;
	ev.value = value;

	write(fd, &ev, sizeof(ev));
}

int create_virtual_mouse() {
	int fd = open("/dev/uinput", O_WRONLY | O_NONBLOCK);
	if (fd < 0) {
		perror("uinput");
		exit(1);
	}
	ioctl(fd, UI_SET_EVBIT, EV_REL);
	ioctl(fd, UI_SET_RELBIT, REL_X);
	ioctl(fd, UI_SET_RELBIT, REL_Y);
	ioctl(fd, UI_SET_RELBIT, REL_WHEEL);
	ioctl(fd, UI_SET_RELBIT, REL_HWHEEL);
	ioctl(fd, UI_SET_EVBIT, EV_KEY);
	ioctl(fd, UI_SET_KEYBIT, BTN_LEFT);
	ioctl(fd, UI_SET_KEYBIT, BTN_RIGHT);
	ioctl(fd, UI_SET_KEYBIT, BTN_MIDDLE);
	ioctl(fd, UI_SET_EVBIT, EV_REL);

	struct uinput_setup setup;

	memset(&setup, 0, sizeof(setup));

	setup.id.bustype = BUS_USB;
	setup.id.vendor  = 0x1234;
	setup.id.product = 0x5678;

	strcpy(setup.name, "Virtual Keyboard Mouse");

	ioctl(fd, UI_DEV_SETUP, &setup);
	ioctl(fd, UI_DEV_CREATE);


	printf("Virtual mouse created\n");

	return fd;
}