/* wsmouse events dump */
#include <sys/ioctl.h>
#include <sys/time.h>
#include <dev/wscons/wsconsio.h>
#include <err.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>

void
usage(void)
{
	errx(2, "usage: twsmouse [-v version]");
}

int
main(int argc, char *argv[])
{
	int ch, fd, n, version = 0;
	int type, value;
	char	 *dev;
	struct wscons_event event;
	struct wscons_event_ex eventx;

	while ((ch = getopt(argc, argv, "v:")) != -1) {
		switch (ch) {
		case 'v':
			version = atoi(optarg);
			break;
		default:
			usage();
		}
	}
	argc -= optind;
	argv += optind;

	if (argc == 1) {
		dev = argv[0];
	} else {
		dev = "/dev/wsmouse";
	}

	fd = open(dev, O_RDONLY);
	if (fd < 0) {
		perror("open");
		exit(1);
	}
	if (version > 0)
		if (ioctl(fd, WSKBDIO_SETVERSION, &version) == -1)
			err(1, "SETVERSION %d", version);

	while (1) {
		if (version == 0)
			n = read(fd, &event, sizeof(struct wscons_event));
		else
			n = read(fd, &eventx, sizeof(struct wscons_event_ex));

		if (n <= 0) {
			perror("read");
		}
		if (version == 0) {
			type = event.type;
			value = event.value;
		} else {
			type = eventx.type;
			value = eventx.value;
			printf("device: %#x: ", eventx.device);
		}

		switch (type) {
		case WSCONS_EVENT_MOUSE_UP:
			printf("MOUSE_UP: 0x%x\n", value);
			break;
		case WSCONS_EVENT_MOUSE_DOWN:
			printf("MOUSE_DOWN: 0x%x\n", value);
			break;
		case WSCONS_EVENT_MOUSE_DELTA_X:
			printf("MOUSE_DELTA_X: %d\n", value);
			break;
		case WSCONS_EVENT_MOUSE_DELTA_Y:
			printf("MOUSE_DELTA_Y: %d\n", value);
			break;
#ifdef WSCONS_EVENT_MOUSE_DELTA_Z
		case WSCONS_EVENT_MOUSE_DELTA_Z:
			printf("MOUSE_DELTA_Z: %d\n", value);
			break;
#endif
#ifdef WSCONS_EVENT_MOUSE_ABSOLUTE_Z
		case WSCONS_EVENT_MOUSE_ABSOLUTE_Z:
			printf("MOUSE_ABSOLUTE_Z: %d\n", value);
			break;
#endif
		case WSCONS_EVENT_MOUSE_ABSOLUTE_X:
			printf("MOUSE_ABSOLUTE_X: %d\n", value);
			break;
		case WSCONS_EVENT_MOUSE_ABSOLUTE_Y:
			printf("MOUSE_ABSOLUTE_Y: %d\n", value);
			break;
		case WSCONS_EVENT_MOUSE_DELTA_W:
			printf("MOUSE_DELTA_W: %d\n", value);
			break;
		case WSCONS_EVENT_MOUSE_ABSOLUTE_W:
			printf("MOUSE_ABSOLUTE_W: %d\n", value);
			break;
		case WSCONS_EVENT_SYNC:
			printf("SYNC\n");
			break;
		case WSCONS_EVENT_HSCROLL:
			printf("HSCROLL: %d\n", value);
			break;
		case WSCONS_EVENT_VSCROLL:
			printf("VSCROLL: %d\n", value);
			break;
		default:
			printf("unknown event type 0x%x, value 0x%x\n",
			    type, value);
		}
	}
}