Context Navigation

source: trunk/src/kernel32/conin.cpp@ 3442

Visit:

Last change on this file since 3442 was 2984, checked in by sandervl, 26 years ago
moved registry apis into kernel32 + cleanup
File size: 34.9 KB

Line
1	/* $Id: conin.cpp,v 1.9 2000-03-03 11:15:57 sandervl 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 <win32api.h>
37	#include <misc.h>
38	#include <string.h>
39
40	#include "conwin.h" // Windows Header for console only
41	#include "HandleManager.h"
42	#include "HMDevice.h"
43	#include "Conin.H"
44	#include "Console2.h"
45	#include <heapstring.h>
46
47	#define DBG_LOCALLOG DBG_conin
48	#include "dbglocal.h"
49
50
51	/*****************************************************************************
52	* Name : DWORD HMDeviceConsoleInClass::CreateFile
53	* Purpose : this is called from the handle manager if a CreateFile() is
54	* performed on a handle
55	* Parameters: LPCSTR lpFileName name of the file / device
56	* PHMHANDLEDATA pHMHandleData data of the NEW handle
57	* PVOID lpSecurityAttributes ignored
58	* PHMHANDLEDATA pHMHandleDataTemplate data of the template handle
59	* Variables :
60	* Result :
61	* Remark : @@@PH CONIN$ handles should be exclusive
62	* reject other requests to this device
63	* Status : NO_ERROR - API succeeded
64	* other - what is to be set in SetLastError
65	*
66	* Author : Patrick Haller [Wed, 1998/02/11 20:44]
67	*****************************************************************************/
68
69	DWORD HMDeviceConsoleInClass::CreateFile (LPCSTR lpFileName,
70	PHMHANDLEDATA pHMHandleData,
71	PVOID lpSecurityAttributes,
72	PHMHANDLEDATA pHMHandleDataTemplate)
73	{
74	#ifdef DEBUG_LOCAL
75	WriteLog("KERNEL32/CONSOLE:HMDeviceConsoleInClass::CreateFile %s(%s,%08x,%08x,%08x)\n",
76	lpHMDeviceName,
77	lpFileName,
78	pHMHandleData->hHMHandle,
79	lpSecurityAttributes,
80	pHMHandleDataTemplate);
81	#endif
82
83	pHMHandleData->dwType = FILE_TYPE_CHAR; /* we're a character device */
84
85	return(NO_ERROR);
86	}
87
88
89	/*****************************************************************************
90	* Name :
91	* Purpose :
92	* Parameters:
93	* Variables :
94	* Result :
95	* Remark :
96	* Status :
97	*
98	* Author : Patrick Haller [Wed, 1998/02/11 20:44]
99	*****************************************************************************/
100
101	BOOL HMDeviceConsoleInClass::ReadFile(PHMHANDLEDATA pHMHandleData,
102	LPCVOID lpBuffer,
103	DWORD nNumberOfBytesToRead,
104	LPDWORD lpNumberOfBytesRead,
105	LPOVERLAPPED lpOverlapped)
106	{
107	ULONG ulCounter; /* character counter for the queue loop */
108	PSZ pszTarget; /* pointer to target buffer */
109	APIRET rc; /* API returncode */
110	INPUT_RECORD InputRecord; /* buffer for the event to be read */
111	ULONG ulPostCounter; /* semaphore post counter */
112	BOOL fLoop = TRUE; /* set to false if function may return to caller */
113
114	#ifdef DEBUG_LOCAL
115	WriteLog("KERNEL32/CONSOLE:HMDeviceConsoleInClass::ReadFile %s(%08x,%08x,%08x,%08x,%08x)\n",
116	lpHMDeviceName,
117	pHMHandleData->hHMHandle,
118	lpBuffer,
119	nNumberOfBytesToRead,
120	lpNumberOfBytesRead,
121	lpOverlapped);
122	#endif
123
124	ulCounter = 0; /* read ascii chars from queue */
125	pszTarget = (PSZ)lpBuffer;
126
127	/* block if no key events are in the queue */
128	for (;fLoop;) /* until we got some characters */
129	{
130	if (iConsoleInputQueryEvents() == 0) /* if queue is currently empty */
131	{
132	rc = DosWaitEventSem(pConsoleInput->hevInputQueue, /* wait for input */
133	SEM_INDEFINITE_WAIT);
134	DosResetEventSem(pConsoleInput->hevInputQueue, /* reset semaphore */
135	&ulPostCounter); /* post counter - ignored */
136	}
137
138	do
139	{
140	rc = iConsoleInputEventPop(&InputRecord); /* get event from queue */
141	if (rc == NO_ERROR) /* if we've got a valid event in the queue */
142	{
143	//@@@PH other events are discarded!
144	if ( (InputRecord.EventType == KEY_EVENT) && /* check event type */
145	(InputRecord.Event.KeyEvent.bKeyDown == TRUE) )
146	{
147	// console in line input mode ?
148	if (pConsoleInput->dwConsoleMode & ENABLE_LINE_INPUT)
149	{
150	// continue until buffer full or CR entered
151	if (InputRecord.Event.KeyEvent.uChar.AsciiChar == 0x0d)
152	fLoop = FALSE;
153	}
154	else
155	fLoop = FALSE; // return on any single key in buffer :)
156
157	// record key stroke
158	if (pConsoleInput->dwConsoleMode & ENABLE_PROCESSED_INPUT)
159	{
160	// filter special characters first
161	switch (InputRecord.Event.KeyEvent.uChar.AsciiChar)
162	{
163	case 0x03: // ctrl-c is filtered!
164	case 0x0a: // LF
165	case 0x0d: // CR
166	// do NOT insert those keys into the resulting buffer
167	break;
168
169	case 0x08: // backspace
170	if (ulCounter > 0)
171	{
172	//@@@PH erase character on screen!
173	ulCounter--;
174	pszTarget--;
175	/* local echo enabled ? */
176	if (pConsoleInput->dwConsoleMode & ENABLE_ECHO_INPUT)
177	HMWriteFile(pConsoleGlobals->hConsoleBuffer,
178	&InputRecord.Event.KeyEvent.uChar.AsciiChar,
179	1,
180	&ulPostCounter, /* dummy result */
181	NULL);
182	}
183	break;
184
185	default:
186	// OK, for the rest ...
187	*pszTarget = InputRecord.Event.KeyEvent.uChar.AsciiChar;
188	dprintf(("KERNEL32:CONIN$: Debug: recorded key (%c - %02xh)\n",
189	*pszTarget,
190	*pszTarget));
191
192	pszTarget++;
193	ulCounter++;
194	/* local echo enabled ? */
195	if (pConsoleInput->dwConsoleMode & ENABLE_ECHO_INPUT)
196	HMWriteFile(pConsoleGlobals->hConsoleBuffer,
197	&InputRecord.Event.KeyEvent.uChar.AsciiChar,
198	1,
199	&ulPostCounter, /* dummy result */
200	NULL);
201
202
203	}
204	}
205	else
206	{
207	*pszTarget = InputRecord.Event.KeyEvent.uChar.AsciiChar;
208	dprintf(("KERNEL32:CONIN$: Debug: recorded key (%c - %02xh)\n",
209	*pszTarget,
210	*pszTarget));
211
212	pszTarget++;
213	ulCounter++;
214
215	/* local echo enabled ? */
216	if (pConsoleInput->dwConsoleMode & ENABLE_ECHO_INPUT)
217	HMWriteFile(pConsoleGlobals->hConsoleBuffer,
218	&InputRecord.Event.KeyEvent.uChar.AsciiChar,
219	1,
220	&ulPostCounter, /* dummy result */
221	NULL);
222	}
223
224	// buffer filled?
225	if (ulCounter >= nNumberOfBytesToRead) /* at buffer's end ? */
226	fLoop = FALSE;
227	}
228	/* Note: other events are discarded */
229	}
230	}
231	while (rc == NO_ERROR);
232	}
233
234	lpNumberOfBytesRead = ulCounter; / write result */
235
236	return(TRUE); /* OK */
237	}
238
239
240	/*****************************************************************************
241	* Name :
242	* Purpose :
243	* Parameters:
244	* Variables :
245	* Result :
246	* Remark :
247	* Status :
248	*
249	* Author : Patrick Haller [Wed, 1998/02/11 20:44]
250	*****************************************************************************/
251
252	BOOL HMDeviceConsoleInClass::WriteFile(PHMHANDLEDATA pHMHandleData,
253	LPCVOID lpBuffer,
254	DWORD nNumberOfBytesToWrite,
255	LPDWORD lpNumberOfBytesWritten,
256	LPOVERLAPPED lpOverlapped)
257	{
258
259	#ifdef DEBUG_LOCAL
260	WriteLog("KERNEL32/CONSOLE:HMDeviceConsoleInClass:WriteFile %s(%08x,%08x,%08x,%08x,%08x)\n",
261	lpHMDeviceName,
262	pHMHandleData->hHMHandle,
263	lpBuffer,
264	nNumberOfBytesToWrite,
265	lpNumberOfBytesWritten,
266	lpOverlapped);
267	#endif
268
269	SetLastError(ERROR_ACCESS_DENIED_W);
270	return FALSE;
271	}
272
273
274	/*****************************************************************************
275	* Name :
276	* Purpose :
277	* Parameters:
278	* Variables :
279	* Result :
280	* Remark :
281	* Status :
282	*
283	* Author : Patrick Haller [Wed, 1998/02/11 20:44]
284	*****************************************************************************/
285
286	DWORD HMDeviceConsoleInClass::_DeviceRequest (PHMHANDLEDATA pHMHandleData,
287	ULONG ulRequestCode,
288	ULONG arg1,
289	ULONG arg2,
290	ULONG arg3,
291	ULONG arg4)
292	{
293	switch (ulRequestCode)
294	{
295	case DRQ_FLUSHCONSOLEINPUTBUFFER:
296	return (HMDeviceConsoleInClass::
297	FlushConsoleInputBuffer(pHMHandleData));
298
299	case DRQ_GETCONSOLEMODE:
300	return (HMDeviceConsoleInClass
301	::GetConsoleMode(pHMHandleData,
302	(LPDWORD)arg1));
303
304	case DRQ_GETNUMBEROFCONSOLEINPUTEVENTS:
305	return (HMDeviceConsoleInClass::
306	GetNumberOfConsoleInputEvents(pHMHandleData,
307	(LPDWORD)arg1));
308
309	case DRQ_PEEKCONSOLEINPUTA:
310	return (HMDeviceConsoleInClass::
311	PeekConsoleInputA(pHMHandleData,
312	(PINPUT_RECORD)arg1,
313	(DWORD) arg2,
314	(LPDWORD) arg3));
315
316	case DRQ_PEEKCONSOLEINPUTW:
317	return (HMDeviceConsoleInClass::
318	PeekConsoleInputW(pHMHandleData,
319	(PINPUT_RECORD)arg1,
320	(DWORD) arg2,
321	(LPDWORD) arg3));
322
323
324	case DRQ_READCONSOLEA:
325	return (HMDeviceConsoleInClass::
326	ReadConsoleA(pHMHandleData,
327	(CONST VOID*) arg1,
328	(DWORD) arg2,
329	(LPDWORD) arg3,
330	(LPVOID) arg4));
331
332	case DRQ_READCONSOLEW:
333	return (HMDeviceConsoleInClass::
334	ReadConsoleW(pHMHandleData,
335	(CONST VOID*) arg1,
336	(DWORD) arg2,
337	(LPDWORD) arg3,
338	(LPVOID) arg4));
339
340	case DRQ_READCONSOLEINPUTA:
341	return (HMDeviceConsoleInClass::
342	ReadConsoleInputA(pHMHandleData,
343	(PINPUT_RECORD)arg1,
344	(DWORD)arg2,
345	(LPDWORD)arg3));
346
347	case DRQ_READCONSOLEINPUTW:
348	return (HMDeviceConsoleInClass::
349	ReadConsoleInputW(pHMHandleData,
350	(PINPUT_RECORD)arg1,
351	(DWORD)arg2,
352	(LPDWORD)arg3));
353
354	case DRQ_SETCONSOLEMODE:
355	return (HMDeviceConsoleInClass
356	::SetConsoleMode(pHMHandleData,
357	(DWORD)arg1));
358
359	case DRQ_WRITECONSOLEINPUTA:
360	return (HMDeviceConsoleInClass::
361	WriteConsoleInputA(pHMHandleData,
362	(PINPUT_RECORD)arg1,
363	(DWORD)arg2,
364	(LPDWORD)arg3));
365
366	case DRQ_WRITECONSOLEINPUTW:
367	return (HMDeviceConsoleInClass::
368	WriteConsoleInputW(pHMHandleData,
369	(PINPUT_RECORD)arg1,
370	(DWORD)arg2,
371	(LPDWORD)arg3));
372
373	}
374
375	#ifdef DEBUG_LOCAL
376	WriteLog("KERNEL32/CONSOLE:HMDeviceConsoleInClass:_DeviceRequest %s(%08x,%08x,%08x,%08x,%08x,%08x) unknown request\n",
377	lpHMDeviceName,
378	pHMHandleData->hHMHandle,
379	ulRequestCode,
380	arg1,
381	arg2,
382	arg3,
383	arg4);
384	#endif
385
386	SetLastError(ERROR_INVALID_FUNCTION_W); /* request not implemented */
387	return(FALSE); /* we assume this indicates API call failed */
388	}
389
390
391	/*****************************************************************************
392	* Name : BOOL HMDeviceConsoleInClass::FlushConsoleInputBuffer
393	* Purpose : flushes all events from the input queue
394	* Parameters: PHMHANDLEDATA pHMHandleData - handle specific data
395	* Variables :
396	* Result :
397	* Remark :
398	* Status : UNTESTED
399	*
400	* Author : Patrick Haller [Wed, 1998/02/16 11:46]
401	*****************************************************************************/
402
403	BOOL HMDeviceConsoleInClass::FlushConsoleInputBuffer(PHMHANDLEDATA pHMHandleData)
404	{
405	ULONG ulCounter; /* loop counter */
406
407	#ifdef DEBUG_LOCAL2
408	WriteLog("KERNEL32/CONSOLE: CONIN$::FlushConsoleInputBuffer(%08x).\n",
409	pHMHandleData);
410	#endif
411
412	pConsoleInput->ulIndexFree = 0;
413	pConsoleInput->ulIndexEvent = 0;
414	pConsoleInput->ulEvents = 0;
415
416	for (ulCounter = 0;
417	ulCounter < CONSOLE_INPUTQUEUESIZE;
418	ulCounter++)
419	pConsoleInput->arrInputRecord[ulCounter].EventType = 0x0000; /* free event */
420
421	return (TRUE);
422	}
423
424
425	/*****************************************************************************
426	* Name : DWORD HMDeviceConsoleInClass::GetConsoleMode
427	* Purpose : queries the current console mode
428	* Parameters: PHMHANDLEDATA pHMHandleData - handle specific data
429	* LPDWORD lpMode
430	* Variables :
431	* Result :
432
433	* Remark :
434	* Status : UNTESTED
435	*
436	* Author : Patrick Haller [Wed, 1998/02/16 11:46]
437	*****************************************************************************/
438
439	DWORD HMDeviceConsoleInClass::GetConsoleMode(PHMHANDLEDATA pHMHandleData,
440	LPDWORD lpMode)
441	{
442	#ifdef DEBUG_LOCAL2
443	WriteLog("KERNEL32/CONSOLE: CONIN$::GetConsoleMode(%08x,%08x).\n",
444	pHMHandleData,
445	lpMode);
446	#endif
447
448	lpMode = pConsoleInput->dwConsoleMode; / return current console mode */
449
450	return (TRUE);
451	}
452
453
454	/*****************************************************************************
455	* Name : DWORD HMDeviceConsoleInClass::GetNumberOfConsoleInputEvents
456	* Purpose : queries the current number of events in the input queue
457	* Parameters: PHMHANDLEDATA pHMHandleData - handle specific data
458	* LPDWORD lpNumberOfEvents - return number of events
459	* Variables :
460	* Result :
461	* Remark :
462	* Status : UNTESTED
463	*
464	* Author : Patrick Haller [Wed, 1998/02/16 11:46]
465	*****************************************************************************/
466
467	BOOL HMDeviceConsoleInClass::GetNumberOfConsoleInputEvents(PHMHANDLEDATA pHMHandleData,
468	LPDWORD lpNumberOfEvents)
469	{
470	#ifdef DEBUG_LOCAL2
471	WriteLog("KERNEL32/CONSOLE: CONIN$::GetNumberOfConsoleInputEvents(%08x,%08x).\n",
472	pHMHandleData,
473	lpNumberOfEvents);
474	#endif
475
476	lpNumberOfEvents = pConsoleInput->ulEvents; / return number of events */
477
478	return (TRUE);
479	}
480
481
482	/*****************************************************************************
483	* Name : DWORD HMDeviceConsoleInClass::PeekConsoleInputA
484	* Purpose : peeks events placed in the console input queue
485	* Parameters: PHMHANDLEDATA pHMHandleData - current handle data
486	* PINPUT_RECORD pirBuffer - target buffer for events
487	* DWORD cInRecords - number of input records
488	* LPDWORD lpcRead - returns number of events stored
489	* Variables :
490	* Result : TRUE if successful, FALSE otherwise
491	* Remark : if queue is completely filled and no event is free,
492	* loop will scan over queue multiple times, until target
493	* buffer is filled. It does not check ulCounter to stop
494	* when one scan of the queue is complete.
495	* Status : UNTESTED
496	*
497	* Author : Patrick Haller [Tue, 1998/02/10 01:55]
498	*****************************************************************************/
499
500	DWORD HMDeviceConsoleInClass::PeekConsoleInputA(PHMHANDLEDATA pHMHandleData,
501	PINPUT_RECORD pirBuffer,
502	DWORD cInRecords,
503	LPDWORD lpcRead)
504	{
505	ULONG ulCounter; /* loop counter */
506	ULONG ulCurrentEvent; /* index of current event in the queue */
507	PINPUT_RECORD pirEvent; /* pointer to current queue element */
508
509	#ifdef DEBUG_LOCAL2
510	WriteLog("KERNEL32/CONSOLE: HMDeviceConsoleInClass::PeekConsoleInputA(%08x,%08x,%08x,%08x).\n",
511	pHMHandleData,
512	pirBuffer,
513	cInRecords,
514	lpcRead);
515	#endif
516
517	if (iConsoleInputQueryEvents() == 0) /* if queue is currently empty */
518	{
519	lpcRead = 0; / no events read from queue */
520	return (TRUE); /* OK, we're done */
521	}
522
523
524	for (ulCounter = 0,
525	ulCurrentEvent = pConsoleInput->ulIndexEvent,
526	pirEvent = &pConsoleInput->arrInputRecord[pConsoleInput->ulIndexEvent];
527
528	ulCounter < cInRecords;
529
530	ulCounter++,
531	ulCurrentEvent++,
532	pirEvent++,
533	pirBuffer++)
534	{
535	if (ulCurrentEvent > CONSOLE_INPUTQUEUESIZE) /* reaching after end of que*/
536	{
537	ulCurrentEvent = 0; /* then start over from beginning of queue */
538	pirEvent = pConsoleInput->arrInputRecord;
539	}
540
541	if (pirEvent->EventType == 0x0000) /* no more events ? */
542	break; /* leave loop then */
543
544	memcpy(pirEvent, /* copy event data */
545	pirBuffer,
546	sizeof(INPUT_RECORD));
547	}
548
549	lpcRead = ulCounter; / return number of events read */
550	return (TRUE); /* OK, we're done */
551	}
552
553
554	/*****************************************************************************
555	* Name : DWORD HMDeviceConsoleInClass::PeekConsoleInputW
556	* Purpose : peeks events placed in the console input queue
557	* Parameters: PHMHANDLEDATA pHMHandleData - current handle data
558	* PINPUT_RECORD pirBuffer - target buffer for events
559	* DWORD cInRecords - number of input records
560	* LPDWORD lpcRead - returns number of events stored
561	* Variables :
562	* Result : TRUE if successful, FALSE otherwise
563	* Remark : if queue is completely filled and no event is free,
564	* loop will scan over queue multiple times, until target
565	* buffer is filled. It does not check ulCounter to stop
566	* when one scan of the queue is complete.
567	* Status : UNTESTED
568	*
569	* Author : Patrick Haller [Tue, 1998/02/10 01:55]
570	*****************************************************************************/
571
572	DWORD HMDeviceConsoleInClass::PeekConsoleInputW(PHMHANDLEDATA pHMHandleData,
573	PINPUT_RECORD pirBuffer,
574	DWORD cInRecords,
575	LPDWORD lpcRead)
576	{
577	ULONG ulCounter; /* loop counter */
578	ULONG ulCurrentEvent; /* index of current event in the queue */
579	PINPUT_RECORD pirEvent; /* pointer to current queue element */
580
581	#ifdef DEBUG_LOCAL2
582	WriteLog("KERNEL32/CONSOLE: HMDeviceConsoleInClass::PeekConsoleInputW(%08x,%08x,%08x,%08x).\n",
583	pHMHandleData,
584	pirBuffer,
585	cInRecords,
586	lpcRead);
587	#endif
588
589	if (iConsoleInputQueryEvents() == 0) /* if queue is currently empty */
590	{
591	lpcRead = 0; / no events read from queue */
592	return (TRUE); /* OK, we're done */
593	}
594
595
596	for (ulCounter = 0,
597	ulCurrentEvent = pConsoleInput->ulIndexEvent,
598	pirEvent = &pConsoleInput->arrInputRecord[pConsoleInput->ulIndexEvent];
599
600	ulCounter < cInRecords;
601
602	ulCounter++,
603	ulCurrentEvent++,
604	pirEvent++,
605	pirBuffer++)
606	{
607	if (ulCurrentEvent > CONSOLE_INPUTQUEUESIZE) /* reaching after end of que*/
608	{
609	ulCurrentEvent = 0; /* then start over from beginning of queue */
610	pirEvent = pConsoleInput->arrInputRecord;
611	}
612
613	if (pirEvent->EventType == 0x0000) /* no more events ? */
614	break; /* leave loop then */
615
616	memcpy(pirEvent, /* copy event data */
617	pirBuffer,
618	sizeof(INPUT_RECORD));
619	}
620
621	lpcRead = ulCounter; / return number of events read */
622	return (TRUE); /* OK, we're done */
623	}
624
625
626	/*****************************************************************************
627	* Name : DWORD HMDeviceConsoleInClass::ReadConsoleA
628	* Purpose : read a string from the console
629	* Parameters: PHMHANDLEDATA pHMHandleData - handle specific data
630	* LPWORD lpwAttribute
631	* DWORD cWriteCells
632	* COORD dwWriteCoord
633	* LPDWORD lpcWritten
634	* Variables :
635	* Result :
636	* Remark :
637	* Status : UNTESTED
638	*
639	* Author : Patrick Haller [Wed, 1998/02/16 11:46]
640	*****************************************************************************/
641
642	DWORD HMDeviceConsoleInClass::ReadConsoleA(PHMHANDLEDATA pHMHandleData,
643	CONST VOID* lpvBuffer,
644	DWORD cchToRead,
645	LPDWORD lpcchRead,
646	LPVOID lpvReserved)
647	{
648	PCONSOLEBUFFER pConsoleBuffer = (PCONSOLEBUFFER)pHMHandleData->lpHandlerData;
649
650	#ifdef DEBUG_LOCAL2
651	WriteLog("KERNEL32/CONSOLE: CONIN$::ReadConsoleA(%08x,%08x,%u,%08x,%08x).\n",
652	pHMHandleData,
653	lpvBuffer,
654	cchToRead,
655	lpcchRead,
656	lpvReserved);
657	#endif
658
659	/* simply forward the request to that routine */
660	return (HMDeviceConsoleInClass::ReadFile(pHMHandleData,
661	lpvBuffer,
662	cchToRead,
663	lpcchRead,
664	NULL));
665	}
666
667
668	/*****************************************************************************
669	* Name : DWORD HMDeviceConsoleInClass::ReadConsoleW
670	* Purpose : write a string to the console
671	* Parameters: PHMHANDLEDATA pHMHandleData - handle specific data
672	* LPWORD lpwAttribute
673	* DWORD cWriteCells
674	* COORD dwWriteCoord
675	* LPDWORD lpcWritten
676	* Variables :
677	* Result :
678	* Remark :
679	* Status : UNTESTED
680	*
681	* Author : Patrick Haller [Wed, 1998/02/16 11:46]
682	*****************************************************************************/
683
684	DWORD HMDeviceConsoleInClass::ReadConsoleW(PHMHANDLEDATA pHMHandleData,
685	CONST VOID* lpvBuffer,
686	DWORD cchToRead,
687	LPDWORD lpcchRead,
688	LPVOID lpvReserved)
689	{
690	PCONSOLEBUFFER pConsoleBuffer = (PCONSOLEBUFFER)pHMHandleData->lpHandlerData;
691	DWORD dwResult;
692	LPSTR lpstrAscii;
693
694	#ifdef DEBUG_LOCAL2
695	WriteLog("KERNEL32/CONSOLE: CONIN$::ReadConsoleW(%08x,%08x,%u,%08x,%08x).\n",
696	pHMHandleData,
697	lpvBuffer,
698	cchToRead,
699	lpcchRead,
700	lpvReserved);
701	#endif
702
703	// create ascii buffer
704	lpstrAscii = (LPSTR)HEAP_malloc(cchToRead);
705	if (lpstrAscii == NULL)
706	return ERROR_NOT_ENOUGH_MEMORY;
707
708	/* simply forward the request to that routine */
709	dwResult = HMDeviceConsoleInClass::ReadFile(pHMHandleData,
710	lpstrAscii,
711	cchToRead,
712	lpcchRead,
713	NULL);
714	/* Ascii -> unicode translation */
715	if (dwResult == TRUE)
716	lstrcpynAtoW((LPWSTR)lpvBuffer, lpstrAscii, *lpcchRead);
717
718	HEAP_free(lpstrAscii);
719
720	return (dwResult); /* deliver return code */
721	}
722
723
724	/*****************************************************************************
725	* Name : DWORD HMDeviceConsoleInClass::ReadConsoleInputA
726	* Purpose : read events placed in the console input queue
727	* Parameters: PHMHANDLEDATA pHMHandleData - current handle data
728	* PINPUT_RECORD pirBuffer - target buffer for events
729	* DWORD cInRecords - number of input records
730	* LPDWORD lpcRead - returns number of events stored
731	* Variables :
732	* Result : TRUE if successful, FALSE otherwise
733	* Remark :
734	* Status : UNTESTED
735	*
736	* Author : Patrick Haller [Tue, 1998/02/10 01:55]
737	*****************************************************************************/
738
739	DWORD HMDeviceConsoleInClass::ReadConsoleInputA(PHMHANDLEDATA pHMHandleData,
740	PINPUT_RECORD pirBuffer,
741	DWORD cInRecords,
742	LPDWORD lpcRead)
743	{
744	ULONG ulPostCounter; /* semaphore post counter - ignored */
745	APIRET rc; /* API returncode */
746
747	#ifdef DEBUG_LOCAL2
748	WriteLog("KERNEL32/CONSOLE: HMDeviceConsoleInClass::ReadConsoleInputA(%08x,%08x,%08x,%08x).\n",
749	pHMHandleData,
750	pirBuffer,
751	cInRecords,
752	lpcRead);
753	#endif
754
755	if (iConsoleInputQueryEvents() == 0) /* if queue is currently empty */
756	{
757	rc = DosWaitEventSem(pConsoleInput->hevInputQueue, /* wait for input */
758	SEM_INDEFINITE_WAIT);
759	DosResetEventSem(pConsoleInput->hevInputQueue, /* reset semaphore */
760	&ulPostCounter); /* post counter - ignored */
761	}
762
763
764	/* now read events into target buffer */
765	for (ulPostCounter = 0;
766	ulPostCounter < cInRecords;
767	ulPostCounter++,
768	pirBuffer++)
769	{
770	rc = iConsoleInputEventPop(pirBuffer); /* get event from queue */
771	if (rc != NO_ERROR) /* if read error occurs, break look */
772	break;
773	}
774
775	lpcRead = ulPostCounter; / return number of records read */
776	return (TRUE); /* OK */
777	}
778
779
780	/*****************************************************************************
781	* Name : DWORD HMDeviceConsoleInClass::ReadConsoleInputW
782	* Purpose : read events placed in the console input queue
783	* Parameters: PHMHANDLEDATA pHMHandleData - current handle data
784	* PINPUT_RECORD pirBuffer - target buffer for events
785	* DWORD cInRecords - number of input records
786	* LPDWORD lpcRead - returns number of events stored
787	* Variables :
788	* Result : TRUE if successful, FALSE otherwise
789	* Remark :
790	* Status : UNTESTED
791	*
792	* Author : Patrick Haller [Tue, 1998/02/10 01:55]
793	*****************************************************************************/
794
795	DWORD HMDeviceConsoleInClass::ReadConsoleInputW(PHMHANDLEDATA pHMHandleData,
796	PINPUT_RECORD pirBuffer,
797	DWORD cInRecords,
798	LPDWORD lpcRead)
799	{
800	ULONG ulPostCounter; /* semaphore post counter - ignored */
801	APIRET rc; /* API returncode */
802
803	#ifdef DEBUG_LOCAL2
804	WriteLog("KERNEL32/CONSOLE: HMDeviceConsoleInClass::ReadConsoleInputW(%08x,%08x,%08x,%08x).\n",
805	pHMHandleData,
806	pirBuffer,
807	cInRecords,
808	lpcRead);
809	#endif
810
811	if (iConsoleInputQueryEvents() == 0) /* if queue is currently empty */
812	{
813	rc = DosWaitEventSem(pConsoleInput->hevInputQueue, /* wait for input */
814	SEM_INDEFINITE_WAIT);
815	DosResetEventSem(pConsoleInput->hevInputQueue, /* reset semaphore */
816	&ulPostCounter); /* post counter - ignored */
817	}
818
819
820	/* now read events into target buffer */
821	for (ulPostCounter = 0;
822	ulPostCounter < cInRecords;
823	ulPostCounter++,
824	pirBuffer++)
825	{
826	rc = iConsoleInputEventPop(pirBuffer); /* get event from queue */
827	if (rc != NO_ERROR) /* if read error occurs, break look */
828	break;
829	}
830
831	lpcRead = ulPostCounter; / return number of records read */
832	return (TRUE); /* OK */
833	}
834
835
836	/*****************************************************************************
837	* Name : DWORD HMDeviceConsoleInClass::SetConsoleMode
838	* Purpose : sets the current console mode
839	* Parameters: PHMHANDLEDATA pHMHandleData - handle specific data
840	* DWORD dwMode - console mode
841	* Variables :
842	* Result :
843	* Remark :
844	* Status : UNTESTED
845	*
846	* Author : Patrick Haller [Wed, 1998/02/16 11:46]
847	*****************************************************************************/
848
849	DWORD HMDeviceConsoleInClass::SetConsoleMode(PHMHANDLEDATA pHMHandleData,
850	DWORD dwMode)
851	{
852	PCONSOLEBUFFER pConsoleBuffer = (PCONSOLEBUFFER)pHMHandleData->lpHandlerData;
853
854	#ifdef DEBUG_LOCAL2
855	WriteLog("KERNEL32/CONSOLE: CONIN$::SetConsoleMode(%08x,%08x).\n",
856	pHMHandleData,
857	dwMode);
858	#endif
859
860	pConsoleInput->dwConsoleMode = dwMode; /* set current console mode */
861
862	return (TRUE);
863	}
864
865
866	/*****************************************************************************
867	* Name : DWORD HMDeviceConsoleInClass::WriteConsoleInputA
868	* Purpose : this writes event records directly into the queue
869	* Parameters: PHMHANDLEDATA pHMHandleData
870	* PINPUT_RECORD pirBuffer
871	* DWORD cInRecords
872	* LPDWORD lpcWritten
873	* Variables :
874	* Result :
875	* Remark :
876	* Status : NO_ERROR - API succeeded
877	* other - what is to be set in SetLastError
878	*
879	* Author : Patrick Haller [Wed, 1998/02/11 20:44]
880	*****************************************************************************/
881
882	DWORD HMDeviceConsoleInClass::WriteConsoleInputA (PHMHANDLEDATA pHMHandleData,
883	PINPUT_RECORD pirBuffer,
884	DWORD cInRecords,
885	LPDWORD lpcWritten)
886	{
887	PCONSOLEBUFFER pConsoleBuffer = (PCONSOLEBUFFER)pHMHandleData->lpHandlerData;
888	APIRET rc; /* API returncode */
889	ULONG ulCounter; /* loop counter */
890
891	#ifdef DEBUG_LOCAL2
892	WriteLog("KERNEL32/CONSOLE: CONIN$::WriteConsoleInputA(%08x,%08x,%u,%08x).\n",
893	pHMHandleData,
894	pirBuffer,
895	cInRecords,
896	lpcWritten);
897	#endif
898
899	for (ulCounter = 0;
900	ulCounter < cInRecords;
901	ulCounter++,
902	pirBuffer++)
903	{
904	rc = iConsoleInputEventPush(pirBuffer); /* push current event */
905	if (rc != NO_ERROR) /* oops ? queue full ? problem ? */
906	break;
907	}
908
909	lpcWritten = ulCounter; / return number of events written */
910	return (TRUE); /* OK */
911	}
912
913
914	/*****************************************************************************
915	* Name : DWORD HMDeviceConsoleInClass::WriteConsoleInputW
916	* Purpose : this writes event records directly into the queue
917	* Parameters: PHMHANDLEDATA pHMHandleData
918	* PINPUT_RECORD pirBuffer
919	* DWORD cInRecords
920	* LPDWORD lpcWritten
921	* Variables :
922	* Result :
923	* Remark :
924	* Status : NO_ERROR - API succeeded
925	* other - what is to be set in SetLastError
926	*
927	* Author : Patrick Haller [Wed, 1998/02/11 20:44]
928	*****************************************************************************/
929
930	DWORD HMDeviceConsoleInClass::WriteConsoleInputW (PHMHANDLEDATA pHMHandleData,
931	PINPUT_RECORD pirBuffer,
932	DWORD cInRecords,
933	LPDWORD lpcWritten)
934	{
935	PCONSOLEBUFFER pConsoleBuffer = (PCONSOLEBUFFER)pHMHandleData->lpHandlerData;
936	APIRET rc; /* API returncode */
937	ULONG ulCounter; /* loop counter */
938
939	#ifdef DEBUG_LOCAL2
940	WriteLog("KERNEL32/CONSOLE: CONIN$::WriteConsoleInputW(%08x,%08x,%u,%08x).\n",
941	pHMHandleData,
942	pirBuffer,
943	cInRecords,
944	lpcWritten);
945	#endif
946
947	for (ulCounter = 0;
948	ulCounter < cInRecords;
949	ulCounter++,
950	pirBuffer++)
951	{
952	rc = iConsoleInputEventPush(pirBuffer); /* push current event */
953	if (rc != NO_ERROR) /* oops ? queue full ? problem ? */
954	break;
955	}
956
957	lpcWritten = ulCounter; / return number of events written */
958	return (TRUE); /* OK */
959	}
960
961

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

Download in other formats: