rkvm/input/setup/setup.c
2020-10-25 18:25:41 +01:00

50 lines
1.1 KiB
C

#include <sys/ioctl.h>
#include <string.h>
#include "setup.h"
#define IOCTL(fd, ...) if (ioctl(fd, __VA_ARGS__) == -1) return 0;
int setup_write_fd(int fd) {
IOCTL(fd, UI_SET_EVBIT, EV_KEY);
IOCTL(fd, UI_SET_EVBIT, EV_SYN);
IOCTL(fd, UI_SET_EVBIT, EV_REL);
IOCTL(fd, UI_SET_EVBIT, EV_ABS);
for (int i = 0; i < KEY_MAX; i++)
IOCTL(fd, UI_SET_KEYBIT, i);
for (int i = 0; i < ABS_MAX; i++)
IOCTL(fd, UI_SET_ABSBIT, i);
IOCTL(fd, UI_SET_KEYBIT, BTN_LEFT);
IOCTL(fd, UI_SET_KEYBIT, BTN_RIGHT);
IOCTL(fd, UI_SET_RELBIT, REL_X);
IOCTL(fd, UI_SET_RELBIT, REL_Y);
IOCTL(fd, UI_SET_RELBIT, REL_WHEEL);
struct uinput_setup setup;
memset(&setup, 0, sizeof(setup));
setup.id.bustype = BUS_USB;
setup.id.vendor = 1;
setup.id.product = 1;
setup.ff_effects_max = 0;
strcpy(setup.name, "rkvm");
IOCTL(fd, UI_DEV_SETUP, &setup);
IOCTL(fd, UI_DEV_CREATE);
return 1;
}
int destroy_write_fd(int fd) {
IOCTL(fd, UI_DEV_DESTROY);
return 1;
}
int setup_read_fd(int fd) {
int grab = 1;
IOCTL(fd, EVIOCGRAB, &grab);
return 1;
}