Context Navigation

source: trunk/src/kernel32/conin.cpp@ 2004

Visit:

Last change on this file since 2004 was 1484, checked in by phaller, 26 years ago
Fix: console (unicode) updates
File size: 35.1 KB

Line
1	/* $Id: conin.cpp,v 1.6 1999-10-27 18:36:34 phaller Exp $ */
2
3	/*
4	* Win32 Console API Translation for OS/2
5	* 1998/02/10 Patrick Haller (haller@zebra.fh-weingarten.de)
6	* Project Odin Software License can be found in LICENSE.TXT
7	*/
8
9
10	#ifdef DEBUG
11	#define DEBUG_LOCAL
12	#define DEBUG_LOCAL2
13	#endif
14
15
16	/*****************************************************************************
17	* Remark *
18	*****************************************************************************
19	*/
20
21
22	/*****************************************************************************
23	* Includes *
24	*****************************************************************************/
25
26	#define INCL_WIN
27	#define INCL_DOSMEMMGR
28	#define INCL_DOSSEMAPHORES
29	#define INCL_DOSERRORS
30	#define INCL_DOSPROCESS
31	#define INCL_DOSMODULEMGR
32	#define INCL_VIO
33	#define INCL_AVIO
34	#include <os2wrap.h> //Odin32 OS/2 api wrappers
35
36	#include <misc.h>
37	#include <string.h>
38
39	#include "conwin.h" // Windows Header for console only
40	#include "HandleManager.h"
41	#include "HMDevice.h"
42	#include "Conin.H"
43	#include "Console2.h"
44	#include <heapstring.h>
45
46
47	/***********************************
48	* Open32 support for SetLastError *
49	***********************************/
50	#include <os2sel.h>
51
52	extern "C"
53	{
54	void _System _O32_SetLastError(DWORD dwError);
55	}
56
57	inline void SetLastError(DWORD a)
58	{
59	USHORT sel = GetFS();
60
61	_O32_SetLastError(a);
62	SetFS(sel);
63	}
64
65
66	/*****************************************************************************
67	* Name : DWORD HMDeviceConsoleInClass::CreateFile
68	* Purpose : this is called from the handle manager if a CreateFile() is
69	* performed on a handle
70	* Parameters: LPCSTR lpFileName name of the file / device
71	* PHMHANDLEDATA pHMHandleData data of the NEW handle
72	* PVOID lpSecurityAttributes ignored
73	* PHMHANDLEDATA pHMHandleDataTemplate data of the template handle
74	* Variables :
75	* Result :
76	* Remark : @@@PH CONIN$ handles should be exclusive
77	* reject other requests to this device
78	* Status : NO_ERROR - API succeeded
79	* other - what is to be set in SetLastError
80	*
81	* Author : Patrick Haller [Wed, 1998/02/11 20:44]
82	*****************************************************************************/
83
84	DWORD HMDeviceConsoleInClass::CreateFile (LPCSTR lpFileName,
85	PHMHANDLEDATA pHMHandleData,
86	PVOID lpSecurityAttributes,
87	PHMHANDLEDATA pHMHandleDataTemplate)
88	{
89	#ifdef DEBUG_LOCAL
90	WriteLog("KERNEL32/CONSOLE:HMDeviceConsoleInClass::CreateFile %s(%s,%08x,%08x,%08x)\n",
91	lpHMDeviceName,
92	lpFileName,
93	pHMHandleData->hHMHandle,
94	lpSecurityAttributes,
95	pHMHandleDataTemplate);
96	#endif
97
98	pHMHandleData->dwType = FILE_TYPE_CHAR; /* we're a character device */
99
100	return(NO_ERROR);
101	}
102
103
104	/*****************************************************************************
105	* Name :
106	* Purpose :
107	* Parameters:
108	* Variables :
109	* Result :
110	* Remark :
111	* Status :
112	*
113	* Author : Patrick Haller [Wed, 1998/02/11 20:44]
114	*****************************************************************************/
115
116	DWORD HMDeviceConsoleInClass::ReadFile(PHMHANDLEDATA pHMHandleData,
117	LPCVOID lpBuffer,
118	DWORD nNumberOfBytesToRead,
119	LPDWORD lpNumberOfBytesRead,
120	LPOVERLAPPED lpOverlapped)
121	{
122	ULONG ulCounter; /* character counter for the queue loop */
123	PSZ pszTarget; /* pointer to target buffer */
124	APIRET rc; /* API returncode */
125	INPUT_RECORD InputRecord; /* buffer for the event to be read */
126	ULONG ulPostCounter; /* semaphore post counter */
127	BOOL fLoop = TRUE; /* set to false if function may return to caller */
128
129	#ifdef DEBUG_LOCAL
130	WriteLog("KERNEL32/CONSOLE:HMDeviceConsoleInClass::ReadFile %s(%08x,%08x,%08x,%08x,%08x)\n",
131	lpHMDeviceName,
132	pHMHandleData->hHMHandle,
133	lpBuffer,
134	nNumberOfBytesToRead,
135	lpNumberOfBytesRead,
136	lpOverlapped);
137	#endif
138
139	ulCounter = 0; /* read ascii chars from queue */
140	pszTarget = (PSZ)lpBuffer;
141
142	/* block if no key events are in the queue */
143	for (;fLoop;) /* until we got some characters */
144	{
145	if (iConsoleInputQueryEvents() == 0) /* if queue is currently empty */
146	{
147	rc = DosWaitEventSem(pConsoleInput->hevInputQueue, /* wait for input */
148	SEM_INDEFINITE_WAIT);
149	DosResetEventSem(pConsoleInput->hevInputQueue, /* reset semaphore */
150	&ulPostCounter); /* post counter - ignored */
151	}
152
153	do
154	{
155	rc = iConsoleInputEventPop(&InputRecord); /* get event from queue */
156	if (rc == NO_ERROR) /* if we've got a valid event in the queue */
157	{
158	//@@@PH other events are discarded!
159	if ( (InputRecord.EventType == KEY_EVENT) && /* check event type */
160	(InputRecord.Event.KeyEvent.bKeyDown == TRUE) )
161	{
162	// console in line input mode ?
163	if (pConsoleInput->dwConsoleMode & ENABLE_LINE_INPUT)
164	{
165	// continue until buffer full or CR entered
166	if (InputRecord.Event.KeyEvent.uChar.AsciiChar == 0x0d)
167	fLoop = FALSE;
168	}
169	else
170	fLoop = FALSE; // return on any single key in buffer :)
171
172	// record key stroke
173	if (pConsoleInput->dwConsoleMode & ENABLE_PROCESSED_INPUT)
174	{
175	// filter special characters first
176	switch (InputRecord.Event.KeyEvent.uChar.AsciiChar)
177	{
178	case 0x03: // ctrl-c is filtered!
179	case 0x0a: // LF
180	case 0x0d: // CR
181	// do NOT insert those keys into the resulting buffer
182	break;
183
184	case 0x08: // backspace
185	if (ulCounter > 0)
186	{
187	//@@@PH erase character on screen!
188	ulCounter--;
189	pszTarget--;
190	/* local echo enabled ? */
191	if (pConsoleInput->dwConsoleMode & ENABLE_ECHO_INPUT)
192	HMWriteFile(pConsoleGlobals->hConsoleBuffer,
193	&InputRecord.Event.KeyEvent.uChar.AsciiChar,
194	1,
195	&ulPostCounter, /* dummy result */
196	NULL);
197	}
198	break;
199
200	default:
201	// OK, for the rest ...
202	*pszTarget = InputRecord.Event.KeyEvent.uChar.AsciiChar;
203	dprintf(("KERNEL32:CONIN$: Debug: recorded key (%c - %02xh)\n",
204	*pszTarget,
205	*pszTarget));
206
207	pszTarget++;
208	ulCounter++;
209	/* local echo enabled ? */
210	if (pConsoleInput->dwConsoleMode & ENABLE_ECHO_INPUT)
211	HMWriteFile(pConsoleGlobals->hConsoleBuffer,
212	&InputRecord.Event.KeyEvent.uChar.AsciiChar,
213	1,
214	&ulPostCounter, /* dummy result */
215	NULL);
216
217
218	}
219	}
220	else
221	{
222	*pszTarget = InputRecord.Event.KeyEvent.uChar.AsciiChar;
223	dprintf(("KERNEL32:CONIN$: Debug: recorded key (%c - %02xh)\n",
224	*pszTarget,
225	*pszTarget));
226
227	pszTarget++;
228	ulCounter++;
229
230	/* local echo enabled ? */
231	if (pConsoleInput->dwConsoleMode & ENABLE_ECHO_INPUT)
232	HMWriteFile(pConsoleGlobals->hConsoleBuffer,
233	&InputRecord.Event.KeyEvent.uChar.AsciiChar,
234	1,
235	&ulPostCounter, /* dummy result */
236	NULL);
237	}
238
239	// buffer filled?
240	if (ulCounter >= nNumberOfBytesToRead) /* at buffer's end ? */
241	fLoop = FALSE;
242	}
243	/* Note: other events are discarded */
244	}
245	}
246	while (rc == NO_ERROR);
247	}
248
249	lpNumberOfBytesRead = ulCounter; / write result */
250
251	return(TRUE); /* OK */
252	}
253
254
255	/*****************************************************************************
256	* Name :
257	* Purpose :
258	* Parameters:
259	* Variables :
260	* Result :
261	* Remark :
262	* Status :
263	*
264	* Author : Patrick Haller [Wed, 1998/02/11 20:44]
265	*****************************************************************************/
266
267	DWORD HMDeviceConsoleInClass::WriteFile(PHMHANDLEDATA pHMHandleData,
268	LPCVOID lpBuffer,
269	DWORD nNumberOfBytesToWrite,
270	LPDWORD lpNumberOfBytesWritten,
271	LPOVERLAPPED lpOverlapped)
272	{
273
274	#ifdef DEBUG_LOCAL
275	WriteLog("KERNEL32/CONSOLE:HMDeviceConsoleInClass:WriteFile %s(%08x,%08x,%08x,%08x,%08x)\n",
276	lpHMDeviceName,
277	pHMHandleData->hHMHandle,
278	lpBuffer,
279	nNumberOfBytesToWrite,
280	lpNumberOfBytesWritten,
281	lpOverlapped);
282	#endif
283
284	return(ERROR_ACCESS_DENIED);
285	}
286
287
288	/*****************************************************************************
289	* Name :
290	* Purpose :
291	* Parameters:
292	* Variables :
293	* Result :
294	* Remark :
295	* Status :
296	*
297	* Author : Patrick Haller [Wed, 1998/02/11 20:44]
298	*****************************************************************************/
299
300	DWORD HMDeviceConsoleInClass::_DeviceRequest (PHMHANDLEDATA pHMHandleData,
301	ULONG ulRequestCode,
302	ULONG arg1,
303	ULONG arg2,
304	ULONG arg3,
305	ULONG arg4)
306	{
307	switch (ulRequestCode)
308	{
309	case DRQ_FLUSHCONSOLEINPUTBUFFER:
310	return (HMDeviceConsoleInClass::
311	FlushConsoleInputBuffer(pHMHandleData));
312
313	case DRQ_GETCONSOLEMODE:
314	return (HMDeviceConsoleInClass
315	::GetConsoleMode(pHMHandleData,
316	(LPDWORD)arg1));
317
318	case DRQ_GETNUMBEROFCONSOLEINPUTEVENTS:
319	return (HMDeviceConsoleInClass::
320	GetNumberOfConsoleInputEvents(pHMHandleData,
321	(LPDWORD)arg1));
322
323	case DRQ_PEEKCONSOLEINPUTA:
324	return (HMDeviceConsoleInClass::
325	PeekConsoleInputA(pHMHandleData,
326	(PINPUT_RECORD)arg1,
327	(DWORD) arg2,
328	(LPDWORD) arg3));
329
330	case DRQ_PEEKCONSOLEINPUTW:
331	return (HMDeviceConsoleInClass::
332	PeekConsoleInputW(pHMHandleData,
333	(PINPUT_RECORD)arg1,
334	(DWORD) arg2,
335	(LPDWORD) arg3));
336
337
338	case DRQ_READCONSOLEA:
339	return (HMDeviceConsoleInClass::
340	ReadConsoleA(pHMHandleData,
341	(CONST VOID*) arg1,
342	(DWORD) arg2,
343	(LPDWORD) arg3,
344	(LPVOID) arg4));
345
346	case DRQ_READCONSOLEW:
347	return (HMDeviceConsoleInClass::
348	ReadConsoleW(pHMHandleData,
349	(CONST VOID*) arg1,
350	(DWORD) arg2,
351	(LPDWORD) arg3,
352	(LPVOID) arg4));
353
354	case DRQ_READCONSOLEINPUTA:
355	return (HMDeviceConsoleInClass::
356	ReadConsoleInputA(pHMHandleData,
357	(PINPUT_RECORD)arg1,
358	(DWORD)arg2,
359	(LPDWORD)arg3));
360
361	case DRQ_READCONSOLEINPUTW:
362	return (HMDeviceConsoleInClass::
363	ReadConsoleInputW(pHMHandleData,
364	(PINPUT_RECORD)arg1,
365	(DWORD)arg2,
366	(LPDWORD)arg3));
367
368	case DRQ_SETCONSOLEMODE:
369	return (HMDeviceConsoleInClass
370	::SetConsoleMode(pHMHandleData,
371	(DWORD)arg1));
372
373	case DRQ_WRITECONSOLEINPUTA:
374	return (HMDeviceConsoleInClass::
375	WriteConsoleInputA(pHMHandleData,
376	(PINPUT_RECORD)arg1,
377	(DWORD)arg2,
378	(LPDWORD)arg3));
379
380	case DRQ_WRITECONSOLEINPUTW:
381	return (HMDeviceConsoleInClass::
382	WriteConsoleInputW(pHMHandleData,
383	(PINPUT_RECORD)arg1,
384	(DWORD)arg2,
385	(LPDWORD)arg3));
386
387	}
388
389	#ifdef DEBUG_LOCAL
390	WriteLog("KERNEL32/CONSOLE:HMDeviceConsoleInClass:_DeviceRequest %s(%08x,%08x,%08x,%08x,%08x,%08x) unknown request\n",
391	lpHMDeviceName,
392	pHMHandleData->hHMHandle,
393	ulRequestCode,
394	arg1,
395	arg2,
396	arg3,
397	arg4);
398	#endif
399
400	SetLastError(ERROR_INVALID_FUNCTION); /* request not implemented */
401	return(FALSE); /* we assume this indicates API call failed */
402	}
403
404
405	/*****************************************************************************
406	* Name : BOOL HMDeviceConsoleInClass::FlushConsoleInputBuffer
407	* Purpose : flushes all events from the input queue
408	* Parameters: PHMHANDLEDATA pHMHandleData - handle specific data
409	* Variables :
410	* Result :
411	* Remark :
412	* Status : UNTESTED
413	*
414	* Author : Patrick Haller [Wed, 1998/02/16 11:46]
415	*****************************************************************************/
416
417	BOOL HMDeviceConsoleInClass::FlushConsoleInputBuffer(PHMHANDLEDATA pHMHandleData)
418	{
419	ULONG ulCounter; /* loop counter */
420
421	#ifdef DEBUG_LOCAL2
422	WriteLog("KERNEL32/CONSOLE: CONIN$::FlushConsoleInputBuffer(%08x).\n",
423	pHMHandleData);
424	#endif
425
426	pConsoleInput->ulIndexFree = 0;
427	pConsoleInput->ulIndexEvent = 0;
428	pConsoleInput->ulEvents = 0;
429
430	for (ulCounter = 0;
431	ulCounter < CONSOLE_INPUTQUEUESIZE;
432	ulCounter++)
433	pConsoleInput->arrInputRecord[ulCounter].EventType = 0x0000; /* free event */
434
435	return (TRUE);
436	}
437
438
439	/*****************************************************************************
440	* Name : DWORD HMDeviceConsoleInClass::GetConsoleMode
441	* Purpose : queries the current console mode
442	* Parameters: PHMHANDLEDATA pHMHandleData - handle specific data
443	* LPDWORD lpMode
444	* Variables :
445	* Result :
446
447	* Remark :
448	* Status : UNTESTED
449	*
450	* Author : Patrick Haller [Wed, 1998/02/16 11:46]
451	*****************************************************************************/
452
453	DWORD HMDeviceConsoleInClass::GetConsoleMode(PHMHANDLEDATA pHMHandleData,
454	LPDWORD lpMode)
455	{
456	#ifdef DEBUG_LOCAL2
457	WriteLog("KERNEL32/CONSOLE: CONIN$::GetConsoleMode(%08x,%08x).\n",
458	pHMHandleData,
459	lpMode);
460	#endif
461
462	lpMode = pConsoleInput->dwConsoleMode; / return current console mode */
463
464	return (TRUE);
465	}
466
467
468	/*****************************************************************************
469	* Name : DWORD HMDeviceConsoleInClass::GetNumberOfConsoleInputEvents
470	* Purpose : queries the current number of events in the input queue
471	* Parameters: PHMHANDLEDATA pHMHandleData - handle specific data
472	* LPDWORD lpNumberOfEvents - return number of events
473	* Variables :
474	* Result :
475	* Remark :
476	* Status : UNTESTED
477	*
478	* Author : Patrick Haller [Wed, 1998/02/16 11:46]
479	*****************************************************************************/
480
481	BOOL HMDeviceConsoleInClass::GetNumberOfConsoleInputEvents(PHMHANDLEDATA pHMHandleData,
482	LPDWORD lpNumberOfEvents)
483	{
484	#ifdef DEBUG_LOCAL2
485	WriteLog("KERNEL32/CONSOLE: CONIN$::GetNumberOfConsoleInputEvents(%08x,%08x).\n",
486	pHMHandleData,
487	lpNumberOfEvents);
488	#endif
489
490	lpNumberOfEvents = pConsoleInput->ulEvents; / return number of events */
491
492	return (TRUE);
493	}
494
495
496	/*****************************************************************************
497	* Name : DWORD HMDeviceConsoleInClass::PeekConsoleInputA
498	* Purpose : peeks events placed in the console input queue
499	* Parameters: PHMHANDLEDATA pHMHandleData - current handle data
500	* PINPUT_RECORD pirBuffer - target buffer for events
501	* DWORD cInRecords - number of input records
502	* LPDWORD lpcRead - returns number of events stored
503	* Variables :
504	* Result : TRUE if successful, FALSE otherwise
505	* Remark : if queue is completely filled and no event is free,
506	* loop will scan over queue multiple times, until target
507	* buffer is filled. It does not check ulCounter to stop
508	* when one scan of the queue is complete.
509	* Status : UNTESTED
510	*
511	* Author : Patrick Haller [Tue, 1998/02/10 01:55]
512	*****************************************************************************/
513
514	DWORD HMDeviceConsoleInClass::PeekConsoleInputA(PHMHANDLEDATA pHMHandleData,
515	PINPUT_RECORD pirBuffer,
516	DWORD cInRecords,
517	LPDWORD lpcRead)
518	{
519	ULONG ulCounter; /* loop counter */
520	ULONG ulCurrentEvent; /* index of current event in the queue */
521	PINPUT_RECORD pirEvent; /* pointer to current queue element */
522
523	#ifdef DEBUG_LOCAL2
524	WriteLog("KERNEL32/CONSOLE: HMDeviceConsoleInClass::PeekConsoleInputA(%08x,%08x,%08x,%08x).\n",
525	pHMHandleData,
526	pirBuffer,
527	cInRecords,
528	lpcRead);
529	#endif
530
531	if (iConsoleInputQueryEvents() == 0) /* if queue is currently empty */
532	{
533	lpcRead = 0; / no events read from queue */
534	return (TRUE); /* OK, we're done */
535	}
536
537
538	for (ulCounter = 0,
539	ulCurrentEvent = pConsoleInput->ulIndexEvent,
540	pirEvent = &pConsoleInput->arrInputRecord[pConsoleInput->ulIndexEvent];
541
542	ulCounter < cInRecords;
543
544	ulCounter++,
545	ulCurrentEvent++,
546	pirEvent++,
547	pirBuffer++)
548	{
549	if (ulCurrentEvent > CONSOLE_INPUTQUEUESIZE) /* reaching after end of que*/
550	{
551	ulCurrentEvent = 0; /* then start over from beginning of queue */
552	pirEvent = pConsoleInput->arrInputRecord;
553	}
554
555	if (pirEvent->EventType == 0x0000) /* no more events ? */
556	break; /* leave loop then */
557
558	memcpy(pirEvent, /* copy event data */
559	pirBuffer,
560	sizeof(INPUT_RECORD));
561	}
562
563	lpcRead = ulCounter; / return number of events read */
564	return (TRUE); /* OK, we're done */
565	}
566
567
568	/*****************************************************************************
569	* Name : DWORD HMDeviceConsoleInClass::PeekConsoleInputW
570	* Purpose : peeks events placed in the console input queue
571	* Parameters: PHMHANDLEDATA pHMHandleData - current handle data
572	* PINPUT_RECORD pirBuffer - target buffer for events
573	* DWORD cInRecords - number of input records
574	* LPDWORD lpcRead - returns number of events stored
575	* Variables :
576	* Result : TRUE if successful, FALSE otherwise
577	* Remark : if queue is completely filled and no event is free,
578	* loop will scan over queue multiple times, until target
579	* buffer is filled. It does not check ulCounter to stop
580	* when one scan of the queue is complete.
581	* Status : UNTESTED
582	*
583	* Author : Patrick Haller [Tue, 1998/02/10 01:55]
584	*****************************************************************************/
585
586	DWORD HMDeviceConsoleInClass::PeekConsoleInputW(PHMHANDLEDATA pHMHandleData,
587	PINPUT_RECORD pirBuffer,
588	DWORD cInRecords,
589	LPDWORD lpcRead)
590	{
591	ULONG ulCounter; /* loop counter */
592	ULONG ulCurrentEvent; /* index of current event in the queue */
593	PINPUT_RECORD pirEvent; /* pointer to current queue element */
594
595	#ifdef DEBUG_LOCAL2
596	WriteLog("KERNEL32/CONSOLE: HMDeviceConsoleInClass::PeekConsoleInputW(%08x,%08x,%08x,%08x).\n",
597	pHMHandleData,
598	pirBuffer,
599	cInRecords,
600	lpcRead);
601	#endif
602
603	if (iConsoleInputQueryEvents() == 0) /* if queue is currently empty */
604	{
605	lpcRead = 0; / no events read from queue */
606	return (TRUE); /* OK, we're done */
607	}
608
609
610	for (ulCounter = 0,
611	ulCurrentEvent = pConsoleInput->ulIndexEvent,
612	pirEvent = &pConsoleInput->arrInputRecord[pConsoleInput->ulIndexEvent];
613
614	ulCounter < cInRecords;
615
616	ulCounter++,
617	ulCurrentEvent++,
618	pirEvent++,
619	pirBuffer++)
620	{
621	if (ulCurrentEvent > CONSOLE_INPUTQUEUESIZE) /* reaching after end of que*/
622	{
623	ulCurrentEvent = 0; /* then start over from beginning of queue */
624	pirEvent = pConsoleInput->arrInputRecord;
625	}
626
627	if (pirEvent->EventType == 0x0000) /* no more events ? */
628	break; /* leave loop then */
629
630	memcpy(pirEvent, /* copy event data */
631	pirBuffer,
632	sizeof(INPUT_RECORD));
633	}
634
635	lpcRead = ulCounter; / return number of events read */
636	return (TRUE); /* OK, we're done */
637	}
638
639
640	/*****************************************************************************
641	* Name : DWORD HMDeviceConsoleInClass::ReadConsoleA
642	* Purpose : read a string from the console
643	* Parameters: PHMHANDLEDATA pHMHandleData - handle specific data
644	* LPWORD lpwAttribute
645	* DWORD cWriteCells
646	* COORD dwWriteCoord
647	* LPDWORD lpcWritten
648	* Variables :
649	* Result :
650	* Remark :
651	* Status : UNTESTED
652	*
653	* Author : Patrick Haller [Wed, 1998/02/16 11:46]
654	*****************************************************************************/
655
656	DWORD HMDeviceConsoleInClass::ReadConsoleA(PHMHANDLEDATA pHMHandleData,
657	CONST VOID* lpvBuffer,
658	DWORD cchToRead,
659	LPDWORD lpcchRead,
660	LPVOID lpvReserved)
661	{
662	PCONSOLEBUFFER pConsoleBuffer = (PCONSOLEBUFFER)pHMHandleData->lpHandlerData;
663
664	#ifdef DEBUG_LOCAL2
665	WriteLog("KERNEL32/CONSOLE: CONIN$::ReadConsoleA(%08x,%08x,%u,%08x,%08x).\n",
666	pHMHandleData,
667	lpvBuffer,
668	cchToRead,
669	lpcchRead,
670	lpvReserved);
671	#endif
672
673	/* simply forward the request to that routine */
674	return (HMDeviceConsoleInClass::ReadFile(pHMHandleData,
675	lpvBuffer,
676	cchToRead,
677	lpcchRead,
678	NULL));
679	}
680
681
682	/*****************************************************************************
683	* Name : DWORD HMDeviceConsoleInClass::ReadConsoleW
684	* Purpose : write a string to the console
685	* Parameters: PHMHANDLEDATA pHMHandleData - handle specific data
686	* LPWORD lpwAttribute
687	* DWORD cWriteCells
688	* COORD dwWriteCoord
689	* LPDWORD lpcWritten
690	* Variables :
691	* Result :
692	* Remark :
693	* Status : UNTESTED
694	*
695	* Author : Patrick Haller [Wed, 1998/02/16 11:46]
696	*****************************************************************************/
697
698	DWORD HMDeviceConsoleInClass::ReadConsoleW(PHMHANDLEDATA pHMHandleData,
699	CONST VOID* lpvBuffer,
700	DWORD cchToRead,
701	LPDWORD lpcchRead,
702	LPVOID lpvReserved)
703	{
704	PCONSOLEBUFFER pConsoleBuffer = (PCONSOLEBUFFER)pHMHandleData->lpHandlerData;
705	DWORD dwResult;
706	LPSTR lpstrAscii;
707
708	#ifdef DEBUG_LOCAL2
709	WriteLog("KERNEL32/CONSOLE: CONIN$::ReadConsoleW(%08x,%08x,%u,%08x,%08x).\n",
710	pHMHandleData,
711	lpvBuffer,
712	cchToRead,
713	lpcchRead,
714	lpvReserved);
715	#endif
716
717	// create ascii buffer
718	lpstrAscii = (LPSTR)HEAP_malloc(cchToRead);
719	if (lpstrAscii == NULL)
720	return ERROR_NOT_ENOUGH_MEMORY;
721
722	/* simply forward the request to that routine */
723	dwResult = HMDeviceConsoleInClass::ReadFile(pHMHandleData,
724	lpstrAscii,
725	cchToRead,
726	lpcchRead,
727	NULL);
728	/* Ascii -> unicode translation */
729	if (dwResult == TRUE)
730	lstrcpynAtoW((LPWSTR)lpvBuffer, lpstrAscii, *lpcchRead);
731
732	HEAP_free(lpstrAscii);
733
734	return (dwResult); /* deliver return code */
735	}
736
737
738	/*****************************************************************************
739	* Name : DWORD HMDeviceConsoleInClass::ReadConsoleInputA
740	* Purpose : read events placed in the console input queue
741	* Parameters: PHMHANDLEDATA pHMHandleData - current handle data
742	* PINPUT_RECORD pirBuffer - target buffer for events
743	* DWORD cInRecords - number of input records
744	* LPDWORD lpcRead - returns number of events stored
745	* Variables :
746	* Result : TRUE if successful, FALSE otherwise
747	* Remark :
748	* Status : UNTESTED
749	*
750	* Author : Patrick Haller [Tue, 1998/02/10 01:55]
751	*****************************************************************************/
752
753	DWORD HMDeviceConsoleInClass::ReadConsoleInputA(PHMHANDLEDATA pHMHandleData,
754	PINPUT_RECORD pirBuffer,
755	DWORD cInRecords,
756	LPDWORD lpcRead)
757	{
758	ULONG ulPostCounter; /* semaphore post counter - ignored */
759	APIRET rc; /* API returncode */
760
761	#ifdef DEBUG_LOCAL2
762	WriteLog("KERNEL32/CONSOLE: HMDeviceConsoleInClass::ReadConsoleInputA(%08x,%08x,%08x,%08x).\n",
763	pHMHandleData,
764	pirBuffer,
765	cInRecords,
766	lpcRead);
767	#endif
768
769	if (iConsoleInputQueryEvents() == 0) /* if queue is currently empty */
770	{
771	rc = DosWaitEventSem(pConsoleInput->hevInputQueue, /* wait for input */
772	SEM_INDEFINITE_WAIT);
773	DosResetEventSem(pConsoleInput->hevInputQueue, /* reset semaphore */
774	&ulPostCounter); /* post counter - ignored */
775	}
776
777
778	/* now read events into target buffer */
779	for (ulPostCounter = 0;
780	ulPostCounter < cInRecords;
781	ulPostCounter++,
782	pirBuffer++)
783	{
784	rc = iConsoleInputEventPop(pirBuffer); /* get event from queue */
785	if (rc != NO_ERROR) /* if read error occurs, break look */
786	break;
787	}
788
789	lpcRead = ulPostCounter; / return number of records read */
790	return (TRUE); /* OK */
791	}
792
793
794	/*****************************************************************************
795	* Name : DWORD HMDeviceConsoleInClass::ReadConsoleInputW
796	* Purpose : read events placed in the console input queue
797	* Parameters: PHMHANDLEDATA pHMHandleData - current handle data
798	* PINPUT_RECORD pirBuffer - target buffer for events
799	* DWORD cInRecords - number of input records
800	* LPDWORD lpcRead - returns number of events stored
801	* Variables :
802	* Result : TRUE if successful, FALSE otherwise
803	* Remark :
804	* Status : UNTESTED
805	*
806	* Author : Patrick Haller [Tue, 1998/02/10 01:55]
807	*****************************************************************************/
808
809	DWORD HMDeviceConsoleInClass::ReadConsoleInputW(PHMHANDLEDATA pHMHandleData,
810	PINPUT_RECORD pirBuffer,
811	DWORD cInRecords,
812	LPDWORD lpcRead)
813	{
814	ULONG ulPostCounter; /* semaphore post counter - ignored */
815	APIRET rc; /* API returncode */
816
817	#ifdef DEBUG_LOCAL2
818	WriteLog("KERNEL32/CONSOLE: HMDeviceConsoleInClass::ReadConsoleInputW(%08x,%08x,%08x,%08x).\n",
819	pHMHandleData,
820	pirBuffer,
821	cInRecords,
822	lpcRead);
823	#endif
824
825	if (iConsoleInputQueryEvents() == 0) /* if queue is currently empty */
826	{
827	rc = DosWaitEventSem(pConsoleInput->hevInputQueue, /* wait for input */
828	SEM_INDEFINITE_WAIT);
829	DosResetEventSem(pConsoleInput->hevInputQueue, /* reset semaphore */
830	&ulPostCounter); /* post counter - ignored */
831	}
832
833
834	/* now read events into target buffer */
835	for (ulPostCounter = 0;
836	ulPostCounter < cInRecords;
837	ulPostCounter++,
838	pirBuffer++)
839	{
840	rc = iConsoleInputEventPop(pirBuffer); /* get event from queue */
841	if (rc != NO_ERROR) /* if read error occurs, break look */
842	break;
843	}
844
845	lpcRead = ulPostCounter; / return number of records read */
846	return (TRUE); /* OK */
847	}
848
849
850	/*****************************************************************************
851	* Name : DWORD HMDeviceConsoleInClass::SetConsoleMode
852	* Purpose : sets the current console mode
853	* Parameters: PHMHANDLEDATA pHMHandleData - handle specific data
854	* DWORD dwMode - console mode
855	* Variables :
856	* Result :
857	* Remark :
858	* Status : UNTESTED
859	*
860	* Author : Patrick Haller [Wed, 1998/02/16 11:46]
861	*****************************************************************************/
862
863	DWORD HMDeviceConsoleInClass::SetConsoleMode(PHMHANDLEDATA pHMHandleData,
864	DWORD dwMode)
865	{
866	PCONSOLEBUFFER pConsoleBuffer = (PCONSOLEBUFFER)pHMHandleData->lpHandlerData;
867
868	#ifdef DEBUG_LOCAL2
869	WriteLog("KERNEL32/CONSOLE: CONIN$::SetConsoleMode(%08x,%08x).\n",
870	pHMHandleData,
871	dwMode);
872	#endif
873
874	pConsoleInput->dwConsoleMode = dwMode; /* set current console mode */
875
876	return (TRUE);
877	}
878
879
880	/*****************************************************************************
881	* Name : DWORD HMDeviceConsoleInClass::WriteConsoleInputA
882	* Purpose : this writes event records directly into the queue
883	* Parameters: PHMHANDLEDATA pHMHandleData
884	* PINPUT_RECORD pirBuffer
885	* DWORD cInRecords
886	* LPDWORD lpcWritten
887	* Variables :
888	* Result :
889	* Remark :
890	* Status : NO_ERROR - API succeeded
891	* other - what is to be set in SetLastError
892	*
893	* Author : Patrick Haller [Wed, 1998/02/11 20:44]
894	*****************************************************************************/
895
896	DWORD HMDeviceConsoleInClass::WriteConsoleInputA (PHMHANDLEDATA pHMHandleData,
897	PINPUT_RECORD pirBuffer,
898	DWORD cInRecords,
899	LPDWORD lpcWritten)
900	{
901	PCONSOLEBUFFER pConsoleBuffer = (PCONSOLEBUFFER)pHMHandleData->lpHandlerData;
902	APIRET rc; /* API returncode */
903	ULONG ulCounter; /* loop counter */
904
905	#ifdef DEBUG_LOCAL2
906	WriteLog("KERNEL32/CONSOLE: CONIN$::WriteConsoleInputA(%08x,%08x,%u,%08x).\n",
907	pHMHandleData,
908	pirBuffer,
909	cInRecords,
910	lpcWritten);
911	#endif
912
913	for (ulCounter = 0;
914	ulCounter < cInRecords;
915	ulCounter++,
916	pirBuffer++)
917	{
918	rc = iConsoleInputEventPush(pirBuffer); /* push current event */
919	if (rc != NO_ERROR) /* oops ? queue full ? problem ? */
920	break;
921	}
922
923	lpcWritten = ulCounter; / return number of events written */
924	return (TRUE); /* OK */
925	}
926
927
928	/*****************************************************************************
929	* Name : DWORD HMDeviceConsoleInClass::WriteConsoleInputW
930	* Purpose : this writes event records directly into the queue
931	* Parameters: PHMHANDLEDATA pHMHandleData
932	* PINPUT_RECORD pirBuffer
933	* DWORD cInRecords
934	* LPDWORD lpcWritten
935	* Variables :
936	* Result :
937	* Remark :
938	* Status : NO_ERROR - API succeeded
939	* other - what is to be set in SetLastError
940	*
941	* Author : Patrick Haller [Wed, 1998/02/11 20:44]
942	*****************************************************************************/
943
944	DWORD HMDeviceConsoleInClass::WriteConsoleInputW (PHMHANDLEDATA pHMHandleData,
945	PINPUT_RECORD pirBuffer,
946	DWORD cInRecords,
947	LPDWORD lpcWritten)
948	{
949	PCONSOLEBUFFER pConsoleBuffer = (PCONSOLEBUFFER)pHMHandleData->lpHandlerData;
950	APIRET rc; /* API returncode */
951	ULONG ulCounter; /* loop counter */
952
953	#ifdef DEBUG_LOCAL2
954	WriteLog("KERNEL32/CONSOLE: CONIN$::WriteConsoleInputW(%08x,%08x,%u,%08x).\n",
955	pHMHandleData,
956	pirBuffer,
957	cInRecords,
958	lpcWritten);
959	#endif
960
961	for (ulCounter = 0;
962	ulCounter < cInRecords;
963	ulCounter++,
964	pirBuffer++)
965	{
966	rc = iConsoleInputEventPush(pirBuffer); /* push current event */
967	if (rc != NO_ERROR) /* oops ? queue full ? problem ? */
968	break;
969	}
970
971	lpcWritten = ulCounter; / return number of events written */
972	return (TRUE); /* OK */
973	}
974
975

Note: See TracBrowser for help on using the repository browser.

Download in other formats: