#include?
#include?
#include?

#include?“config.h“
#include?“tslib-private.h“

struct?arctic2_ts_event?{?/*?Used?in?the?IBM?Arctic?II?*/
	signed?short?pressure;
	signed?int?x;
	signed?int?y;
	int?millisecs;
	int?flags;
};

static?int?arctic2_read（struct?tslib_module_info?*inf?struct?ts_sample?*samp?int?nr）
{
	struct?tsdev?*ts?=?inf->dev;
	struct?arctic2_ts_event?*arctic2_evt;
	int?ret;
	int?total?=?0;
	arctic2_evt?=?alloca（sizeof（*arctic2_evt）?*?nr）;
	ret?=?read（ts->fd?arctic2_evt?sizeof（*arctic2_evt）?*?nr）;
	if（ret?>?0）?{
		int?nr?=?ret?/?sizeof（*arctic2_evt）;
		while（ret?>=?（int）sizeof（*arctic2_evt））?{
			samp->x?=?（short）arctic2_evt->x;
			samp->y?=?（short）arctic2_evt->y;
			samp->pressure?=?arctic2_evt->pressure;
#ifdef?DEBUG
????????fprintf（stderr“RAW--------------------------->?%d?%d?%d\n“samp->xsamp->ysamp->pressure）;
#endif?/*DEBUG*/
			gettimeofday（&samp->tvNULL）;
			samp++;
			arctic2_evt++;
			ret?-=?sizeof（*arctic2_evt）;
		}
	}?else?{
		return?-1;
	}

	ret?=?nr;
	return?ret;
}

static?const?struct?tslib_ops?arctic2_ops?=
{
	.read	=?arctic2_read
};

TSAPI?struct?tslib_module_info?*mod_init（struct?tsdev?*dev?const?char?*params）
{
	struct?tslib_module_info?*m;

	m?=?malloc（sizeof（struct?tslib_module_info））;
	if?（m?==?NULL）
		return?NULL;

	m->ops?=?&arctic2_ops;
	return?m;
}