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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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 */
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/** @addtogroup kbdgen
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/** @addtogroup kbdgen
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 * @brief   HelenOS generic uspace keyboard handler.
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 * @brief HelenOS generic uspace keyboard handler.
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 * @ingroup  kbd
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 * @ingroup kbd
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 * @{
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 * @{
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 */
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 */
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/** @file
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/** @file
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 */
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 */
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#ifndef __KEY_BUFFER_H__
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#ifndef __KEYBUFFER_H__
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#define __KEY_BUFFER_H__
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#define __KEYBUFFER_H__
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#include <sys/types.h>
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#include <sys/types.h>
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#include <io/console.h>
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#include <kbd/kbd.h>
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#include <bool.h>
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/** Size of buffer for pressed keys */
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/** Size of buffer for pressed keys */
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#define KEYBUFFER_SIZE 128
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#define KEYBUFFER_SIZE  128
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typedef struct {
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typedef struct {
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    kbd_event_t fifo[KEYBUFFER_SIZE];
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    console_event_t fifo[KEYBUFFER_SIZE];
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    unsigned long head;
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    unsigned long head;
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    unsigned long tail;
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    unsigned long tail;
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    unsigned long items;
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    unsigned long items;
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} keybuffer_t;
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} keybuffer_t;
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extern void keybuffer_free(keybuffer_t *);
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extern void keybuffer_free(keybuffer_t *);
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extern void keybuffer_init(keybuffer_t *);
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extern void keybuffer_init(keybuffer_t *);
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extern int keybuffer_available(keybuffer_t *);
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extern size_t keybuffer_available(keybuffer_t *);
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extern int keybuffer_empty(keybuffer_t *);
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extern bool keybuffer_empty(keybuffer_t *);
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extern void keybuffer_push(keybuffer_t *, const kbd_event_t *);
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extern void keybuffer_push(keybuffer_t *, const console_event_t *);
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extern int keybuffer_pop(keybuffer_t *, kbd_event_t *);
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extern bool keybuffer_pop(keybuffer_t *, console_event_t *);
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#endif
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#endif
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/**
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/**
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 * @}
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 * @}
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 */
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 */
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