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/*++
Copyright (c) 1989 Microsoft Corporation
Module Name:
Event.h
Abstract:
Prototypes for functions & macros in in event.c
Author:
Michael Jarus (mjarus) 5-Nov-1991
Environment:
User Mode Only
Revision History:
--*/
#include "monitor.h"
/*
* event to sync access to monitor chain
*/
HANDLE MonitorEvent;
/*
* abort flag indicator
*/
BOOL EventLoop;
/*
* state for the monitor queue: open, reg & read
*/
#define MON_STAT_OPEN 0
#define MON_STAT_REG 1
#define MON_STAT_READ 2
/*
* Last keyboard pressed: for KBD_MULTIMAKE bit of monitor
*/
WORD KbdLastKey;
BOOL KbdLastKeyDown;
KBDREQUEST KbdRequestSaveArea;
BOOL KbdAsciiMode;
PTRLOC MouPtrLoc;
/*
* Monitor Header for all devices
* ------------------------------
* 0. Save ares for proposed relpies (pointed by MemoryStartAddress)
*
* 1. device type
* 2. MonReg info (exclude the MONITOR_SPECIEL) & the MONITOR_SPECIEL
* 3. Status of monitor (as define above)
* 4. flag to indicate if there is waiting request on empty queue
* 5. handle of semaphore to sync between direct MonRead & ReadThread
* 6. pointer for next MonReg for the same MonOpen
* 7. pointer for the next MonReg in the device
*/
typedef struct _MON_HEADER
{
// UCHAR ReadPortMessage[32]; // BUGBUG
// UCHAR WritePortMessage[32]; // BUGBUG
MONDEVNUMBER DevType;
MON_REG MonReg;
ULONG Flag; // 1 - for MONITOR_SPECIEL Position
USHORT MonStat;
ULONG WaitForEvent;
CRITICAL_SECTION SyncCriticalSection;
PVOID MemoryStartAddress;
struct _MON_HEADER *NextMon;
struct _MON_HEADER *NextQueue;
} MON_HEADER, *PMON_HEADER;
typedef struct _KEYEVENTINFO
{
WORD wRepeatCount;
KBD_MON_PACKAGE KeyInfo[1];
} KEYEVENTINFO, *PKEYEVENTINFO;
/*
* Queue for all devices
* ---------------------
* 1. Monitor header
* 2. Semaphore to wait on for first data (when empty)
* 3. In/Out/End pointer to data for Read/Write/Queue-End
* 4. Info - depends on the device
* 5. LastData which was not used and flag for it
* 6. Data records
*/
typedef struct _KEY_EVENT_QUEUE
{
MON_HEADER MonHdr;
PKEYEVENTINFO In;
PKEYEVENTINFO Out;
PKEYEVENTINFO End;
KBDINFO Setup;
UCHAR bNlsShift;
USHORT Count;
USHORT Cp;
BOOL LastKeyFlag;
KEYEVENTINFO LastKey;
KEYEVENTINFO Event[1];
} KEY_EVENT_QUEUE, *PKEY_EVENT_QUEUE;
PKEY_EVENT_QUEUE KbdQueue, PhyKbdQueue, KbdMonQueue, MonQueue, LastKbdMon;
typedef struct _MOU_EVENT_QUEUE
{
MON_HEADER MonHdr;
// semaphore to wait on
PMOU_MON_PACKAGE In;
PMOU_MON_PACKAGE Out;
PMOU_MON_PACKAGE End;
BOOL LastMouFlag;
MOU_MON_PACKAGE LastEvent;
MOU_MON_PACKAGE Event[1];
} MOU_EVENT_QUEUE, *PMOU_EVENT_QUEUE;
PMOU_EVENT_QUEUE MouQueue, MouMonQueue, LastMouMon;
#define HANDLE_HEAP_SIZE 64*1024 // Initial size of heap is 64K
#define KEYBOARD_QUEUE_LENGTH 257
#define KEYBOARD_QUEUE_SIZE (sizeof(KEY_EVENT_QUEUE) + sizeof(KEYEVENTINFO) * (KEYBOARD_QUEUE_LENGTH-1))
#define MOUSE_QUEUE_LENGTH 11
#define MOUSE_QUEUE_SIZE (sizeof(MOU_EVENT_QUEUE) + sizeof(MOU_MON_PACKAGE) * (MOUSE_QUEUE_LENGTH-1))
/*
* flags for GetKeyboardInput
*/
#define WAIT_MASK 0x01
#define ENABLE_KEY_DOWN 0x02
#define ENABLE_NON_ASCII_KEY 0x04
#define ENABLE_LN_EDITOR_KEY 0x08
#define ENABLE_KEYS_ON_KEY 0x10
DWORD KbdInit(IN VOID);
DWORD MouInit(IN VOID);
DWORD InitMonitor(IN VOID);
DWORD InitVio(IN VOID);
DWORD InitQueue(IN PKEY_EVENT_QUEUE *pKbdQueue);
DWORD InitMouQueue(IN PMOU_EVENT_QUEUE *pMouQueue);
DWORD CheckForBreakEvent(IN PKEYEVENTINFO KbdEvent);
DWORD GetOs2MouEvent(IN USHORT WaitFlag, OUT PMOUEVENTINFO Event,
IN PVOID pMsg, OUT PULONG pReply);
DWORD GetKeyboardInput(IN ULONG Flag, OUT PKEYEVENTINFO Event,
IN PVOID pMsg, OUT PULONG pReply);
DWORD KbdHandlePackage(IN PKEY_EVENT_QUEUE NextKbdMon,
IN PKBD_MON_PACKAGE MonPackage);
DWORD KbdCheckPackage(IN PKBD_MON_PACKAGE KbdPackage);
/*
* Read/Write Monitor event from/to the device queue
*/
DWORD GetMonInput(IN USHORT MaxLength,
IN PKEY_EVENT_QUEUE KbdMon,
IN OUT PMON_RW rwParms,
IN PVOID pMsg,
OUT PULONG pReply);
DWORD PutMonInput(IN USHORT MaxLength,
IN PKEY_EVENT_QUEUE KbdMon,
IN WORD RepeatCount,
//IN OUT PMON_RW rwParms,
IN PKBD_MON_PACKAGE MonPackage,
IN PVOID pMsg,
OUT PULONG pReply);
DWORD MapWin2Os2KbdInfo(IN PKEY_EVENT_RECORD WinKey,
OUT PKEYEVENTINFO Os2Key);
DWORD NewKbdQueue(IN PKEY_EVENT_QUEUE NewKbdQueue);
USHORT MouNumber;
USHORT MouLastEvent;
DWORD MouEventMask;
ULONG MouDevStatus;
#ifdef DBCS
// MSKK Jun.15.1992 KazuM
// MSKK Aug.10.1992 V-AKihiS
ULONG MapWinToOs2KbdNlsChar(IN PKEY_EVENT_RECORD WinKey,
OUT PKBD_MON_PACKAGE Os2KeyInfo);
#endif
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