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/*
* Project: S.Ha.R.K.
*
* Coordinators:
* Giorgio Buttazzo <giorgio@sssup.it>
* Paolo Gai <pj@gandalf.sssup.it>
*
* Authors :
* Paolo Gai <pj@gandalf.sssup.it>
* Massimiliano Giorgi <massy@gandalf.sssup.it>
* Luca Abeni <luca@gandalf.sssup.it>
* Mauro Marinoni <mauro.marinoni@unipv.it>
* (see the web pages for full authors list)
*
* ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy)
*
* http://www.sssup.it
* http://retis.sssup.it
* http://shark.sssup.it
*/
#ifndef __KEYB_H__
#define __KEYB_H__
#include <kernel/const.h>
#include <kernel/model.h>
#ifdef __cplusplus
extern "C" {
#endif
#include "keycode.h"
typedef struct {
BYTE useAltGr;
char keyMap [TABLE_KEY_SIZE];
char keyShiftMap[TABLE_KEY_SIZE];
char keyAltGrMap[TABLE_KEY_SIZE];
} KEYB_MAP;
extern KEYB_MAP keyMaps[];
#define KEYMAP_US 0
#define KEYMAP_IT 1
/* Key Status */
#define KEY_RELEASED 0
#define KEY_PRESSED 1
#define KEY_REPEATED 2
/* Ascii Codes */
#define BACKSPACE 0x08
#define ENTER 0x0d
#define DELETE 0x18
#define ESC 0x1b
#define TAB 0x09
/* Flag Codes */
#define ALTR_BIT 0x01
#define ALTL_BIT 0x02
#define CNTR_BIT 0x04
#define CNTL_BIT 0x08
#define SHFL_BIT 0x10
#define SHFR_BIT 0x20
#define SCAN_BIT 0x40
typedef struct {
BYTE ascii;
BYTE scan;
BYTE flag;
BYTE status;
} KEY_EVT;
#define isRepeated(k) ((k).status == KEY_REPEATED)
#define isReleased(k) ((k).status == KEY_RELEASED)
#define isScanCode(k) ((k).flag & SCAN_BIT)
#define isLeftShift(k) ((k).flag & SHFL_BIT)
#define isRightShift(k) ((k).flag & SHFR_BIT)
#define isLeftCtrl(k) ((k).flag & CNTL_BIT)
#define isRightCtrl(k) ((k).flag & CNTR_BIT)
#define isLeftAlt(k) ((k).flag & ALTL_BIT)
#define isRightAlt(k) ((k).flag & ALTR_BIT)
#define keyb_getchar() keyb_getch(BLOCK)
/*
* keyboard initialization
*/
/* the KEYB_PARMS structure used by KEYB26_init() */
typedef struct keyb_parms {
TASK_MODEL *tm;
unsigned char keymap;
void (*ctrlcfunc)(KEY_EVT *k);
} KEYB_PARMS;
#define KEYB_DEFAULT ((unsigned long)(-1)) /*+ used for default params +*/
#define BASE_KEYB {(TASK_MODEL *)KEYB_DEFAULT, \
(unsigned char)KEYB_DEFAULT, \
(void *)KEYB_DEFAULT}
#define keyb_default_parm(m) (m).tm = (TASK_MODEL *) KEYB_DEFAULT, \
(m).keymap = (unsigned char) KEYB_DEFAULT, \
(m).ctrlcfunc = (void *) KEYB_DEFAULT
#define keyb_def_map(s,m) (s).keymap = (m)
#define keyb_def_ctrlC(s,f) (s).ctrlcfunc = (f)
#define keyb_def_task(s,m) (s).tm = (TASK_MODEL *)(m)
int KEYB26_installed(void);
int KEYB26_init(KEYB_PARMS *s);
int KEYB26_close(void);
BYTE keyb_getch(BYTE wait);
int keyb_getcode(KEY_EVT *k, BYTE wait);
void keyb_hook(KEY_EVT k, void (*f)(KEY_EVT *k), unsigned char l);
int keyb_enable(void);
int keyb_disable(void);
int keyb_end(void);
int keyb_set_map(unsigned char m);
int keyb_get_map(void);
#ifdef __cplusplus
};
#endif
#endif