1 /*
2 * Win32 console functions
3 *
4 * Copyright 1995 Martin von Loewis and Cameron Heide
5 * Copyright 1997 Karl Garrison
6 * Copyright 1998 John Richardson
7 * Copyright 1998 Marcus Meissner
8 * Copyright 2001,2002,2004,2005 Eric Pouech
9 * Copyright 2001 Alexandre Julliard
10 *
11 * This library is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU Lesser General Public
13 * License as published by the Free Software Foundation; either
14 * version 2.1 of the License, or (at your option) any later version.
15 *
16 * This library is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * Lesser General Public License for more details.
20 *
21 * You should have received a copy of the GNU Lesser General Public
22 * License along with this library; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
24 */
25
26 /* Reference applications:
27 * - IDA (interactive disassembler) full version 3.75. Works.
28 * - LYNX/W32. Works mostly, some keys crash it.
29 */
30
31 #include "config.h"
32 #include "wine/port.h"
33
34 #include <stdarg.h>
35 #include <stdio.h>
36 #include <string.h>
37 #ifdef HAVE_UNISTD_H
38 # include <unistd.h>
39 #endif
40 #include <assert.h>
41
42 #include "windef.h"
43 #include "winbase.h"
44 #include "winnls.h"
45 #include "winerror.h"
46 #include "wincon.h"
47 #include "wine/winbase16.h"
48 #include "wine/server.h"
49 #include "wine/exception.h"
50 #include "wine/unicode.h"
51 #include "wine/debug.h"
52 #include "excpt.h"
53 #include "console_private.h"
54 #include "kernel_private.h"
55
56 WINE_DEFAULT_DEBUG_CHANNEL(console);
57
58 static CRITICAL_SECTION CONSOLE_CritSect;
59 static CRITICAL_SECTION_DEBUG critsect_debug =
60 {
61 0, 0, &CONSOLE_CritSect,
62 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
63 0, 0, { (DWORD_PTR)(__FILE__ ": CONSOLE_CritSect") }
64 };
65 static CRITICAL_SECTION CONSOLE_CritSect = { &critsect_debug, -1, 0, 0, 0, 0 };
66
67 static const WCHAR coninW[] = {'C','O','N','I','N','$',0};
68 static const WCHAR conoutW[] = {'C','O','N','O','U','T','$',0};
69
70 /* FIXME: this is not thread safe */
71 static HANDLE console_wait_event;
72
73 /* map input records to ASCII */
74 static void input_records_WtoA( INPUT_RECORD *buffer, int count )
75 {
76 int i;
77 char ch;
78
79 for (i = 0; i < count; i++)
80 {
81 if (buffer[i].EventType != KEY_EVENT) continue;
82 WideCharToMultiByte( GetConsoleCP(), 0,
83 &buffer[i].Event.KeyEvent.uChar.UnicodeChar, 1, &ch, 1, NULL, NULL );
84 buffer[i].Event.KeyEvent.uChar.AsciiChar = ch;
85 }
86 }
87
88 /* map input records to Unicode */
89 static void input_records_AtoW( INPUT_RECORD *buffer, int count )
90 {
91 int i;
92 WCHAR ch;
93
94 for (i = 0; i < count; i++)
95 {
96 if (buffer[i].EventType != KEY_EVENT) continue;
97 MultiByteToWideChar( GetConsoleCP(), 0,
98 &buffer[i].Event.KeyEvent.uChar.AsciiChar, 1, &ch, 1 );
99 buffer[i].Event.KeyEvent.uChar.UnicodeChar = ch;
100 }
101 }
102
103 /* map char infos to ASCII */
104 static void char_info_WtoA( CHAR_INFO *buffer, int count )
105 {
106 char ch;
107
108 while (count-- > 0)
109 {
110 WideCharToMultiByte( GetConsoleOutputCP(), 0, &buffer->Char.UnicodeChar, 1,
111 &ch, 1, NULL, NULL );
112 buffer->Char.AsciiChar = ch;
113 buffer++;
114 }
115 }
116
117 /* map char infos to Unicode */
118 static void char_info_AtoW( CHAR_INFO *buffer, int count )
119 {
120 WCHAR ch;
121
122 while (count-- > 0)
123 {
124 MultiByteToWideChar( GetConsoleOutputCP(), 0, &buffer->Char.AsciiChar, 1, &ch, 1 );
125 buffer->Char.UnicodeChar = ch;
126 buffer++;
127 }
128 }
129
130
131 /******************************************************************************
132 * GetConsoleWindow [KERNEL32.@] Get hwnd of the console window.
133 *
134 * RETURNS
135 * Success: hwnd of the console window.
136 * Failure: NULL
137 */
138 HWND WINAPI GetConsoleWindow(VOID)
139 {
140 HWND hWnd = NULL;
141
142 SERVER_START_REQ(get_console_input_info)
143 {
144 req->handle = 0;
145 if (!wine_server_call_err(req)) hWnd = reply->win;
146 }
147 SERVER_END_REQ;
148
149 return hWnd;
150 }
151
152
153 /******************************************************************************
154 * GetConsoleCP [KERNEL32.@] Returns the OEM code page for the console
155 *
156 * RETURNS
157 * Code page code
158 */
159 UINT WINAPI GetConsoleCP(VOID)
160 {
161 BOOL ret;
162 UINT codepage = GetOEMCP(); /* default value */
163
164 SERVER_START_REQ(get_console_input_info)
165 {
166 req->handle = 0;
167 ret = !wine_server_call_err(req);
168 if (ret && reply->input_cp)
169 codepage = reply->input_cp;
170 }
171 SERVER_END_REQ;
172
173 return codepage;
174 }
175
176
177 /******************************************************************************
178 * SetConsoleCP [KERNEL32.@]
179 */
180 BOOL WINAPI SetConsoleCP(UINT cp)
181 {
182 BOOL ret;
183
184 if (!IsValidCodePage(cp))
185 {
186 SetLastError(ERROR_INVALID_PARAMETER);
187 return FALSE;
188 }
189
190 SERVER_START_REQ(set_console_input_info)
191 {
192 req->handle = 0;
193 req->mask = SET_CONSOLE_INPUT_INFO_INPUT_CODEPAGE;
194 req->input_cp = cp;
195 ret = !wine_server_call_err(req);
196 }
197 SERVER_END_REQ;
198
199 return ret;
200 }
201
202
203 /***********************************************************************
204 * GetConsoleOutputCP (KERNEL32.@)
205 */
206 UINT WINAPI GetConsoleOutputCP(VOID)
207 {
208 BOOL ret;
209 UINT codepage = GetOEMCP(); /* default value */
210
211 SERVER_START_REQ(get_console_input_info)
212 {
213 req->handle = 0;
214 ret = !wine_server_call_err(req);
215 if (ret && reply->output_cp)
216 codepage = reply->output_cp;
217 }
218 SERVER_END_REQ;
219
220 return codepage;
221 }
222
223
224 /******************************************************************************
225 * SetConsoleOutputCP [KERNEL32.@] Set the output codepage used by the console
226 *
227 * PARAMS
228 * cp [I] code page to set
229 *
230 * RETURNS
231 * Success: TRUE
232 * Failure: FALSE
233 */
234 BOOL WINAPI SetConsoleOutputCP(UINT cp)
235 {
236 BOOL ret;
237
238 if (!IsValidCodePage(cp))
239 {
240 SetLastError(ERROR_INVALID_PARAMETER);
241 return FALSE;
242 }
243
244 SERVER_START_REQ(set_console_input_info)
245 {
246 req->handle = 0;
247 req->mask = SET_CONSOLE_INPUT_INFO_OUTPUT_CODEPAGE;
248 req->output_cp = cp;
249 ret = !wine_server_call_err(req);
250 }
251 SERVER_END_REQ;
252
253 return ret;
254 }
255
256
257 /***********************************************************************
258 * Beep (KERNEL32.@)
259 */
260 BOOL WINAPI Beep( DWORD dwFreq, DWORD dwDur )
261 {
262 static const char beep = '\a';
263 /* dwFreq and dwDur are ignored by Win95 */
264 if (isatty(2)) write( 2, &beep, 1 );
265 return TRUE;
266 }
267
268
269 /******************************************************************
270 * OpenConsoleW (KERNEL32.@)
271 *
272 * Undocumented
273 * Open a handle to the current process console.
274 * Returns INVALID_HANDLE_VALUE on failure.
275 */
276 HANDLE WINAPI OpenConsoleW(LPCWSTR name, DWORD access, BOOL inherit, DWORD creation)
277 {
278 HANDLE output;
279 HANDLE ret;
280
281 if (strcmpiW(coninW, name) == 0)
282 output = (HANDLE) FALSE;
283 else if (strcmpiW(conoutW, name) == 0)
284 output = (HANDLE) TRUE;
285 else
286 {
287 SetLastError(ERROR_INVALID_NAME);
288 return INVALID_HANDLE_VALUE;
289 }
290 if (creation != OPEN_EXISTING)
291 {
292 SetLastError(ERROR_INVALID_PARAMETER);
293 return INVALID_HANDLE_VALUE;
294 }
295
296 SERVER_START_REQ( open_console )
297 {
298 req->from = output;
299 req->access = access;
300 req->attributes = inherit ? OBJ_INHERIT : 0;
301 req->share = FILE_SHARE_READ | FILE_SHARE_WRITE;
302 SetLastError(0);
303 wine_server_call_err( req );
304 ret = reply->handle;
305 }
306 SERVER_END_REQ;
307 if (ret)
308 ret = console_handle_map(ret);
309 else
310 {
311 /* likely, we're not attached to wineconsole
312 * let's try to return a handle to the unix-console
313 */
314 int fd = open("/dev/tty", output ? O_WRONLY : O_RDONLY);
315 ret = INVALID_HANDLE_VALUE;
316 if (fd != -1)
317 {
318 DWORD access = (output ? GENERIC_WRITE : GENERIC_READ) | SYNCHRONIZE;
319 wine_server_fd_to_handle(fd, access, inherit ? OBJ_INHERIT : 0, &ret);
320 close(fd);
321 }
322 }
323 return ret;
324 }
325
326 /******************************************************************
327 * VerifyConsoleIoHandle (KERNEL32.@)
328 *
329 * Undocumented
330 */
331 BOOL WINAPI VerifyConsoleIoHandle(HANDLE handle)
332 {
333 BOOL ret;
334
335 if (!is_console_handle(handle)) return FALSE;
336 SERVER_START_REQ(get_console_mode)
337 {
338 req->handle = console_handle_unmap(handle);
339 ret = !wine_server_call_err( req );
340 }
341 SERVER_END_REQ;
342 return ret;
343 }
344
345 /******************************************************************
346 * DuplicateConsoleHandle (KERNEL32.@)
347 *
348 * Undocumented
349 */
350 HANDLE WINAPI DuplicateConsoleHandle(HANDLE handle, DWORD access, BOOL inherit,
351 DWORD options)
352 {
353 HANDLE ret;
354
355 if (!is_console_handle(handle) ||
356 !DuplicateHandle(GetCurrentProcess(), console_handle_unmap(handle),
357 GetCurrentProcess(), &ret, access, inherit, options))
358 return INVALID_HANDLE_VALUE;
359 return console_handle_map(ret);
360 }
361
362 /******************************************************************
363 * CloseConsoleHandle (KERNEL32.@)
364 *
365 * Undocumented
366 */
367 BOOL WINAPI CloseConsoleHandle(HANDLE handle)
368 {
369 if (!is_console_handle(handle))
370 {
371 SetLastError(ERROR_INVALID_PARAMETER);
372 return FALSE;
373 }
374 return CloseHandle(console_handle_unmap(handle));
375 }
376
377 /******************************************************************
378 * GetConsoleInputWaitHandle (KERNEL32.@)
379 *
380 * Undocumented
381 */
382 HANDLE WINAPI GetConsoleInputWaitHandle(void)
383 {
384 if (!console_wait_event)
385 {
386 SERVER_START_REQ(get_console_wait_event)
387 {
388 if (!wine_server_call_err( req )) console_wait_event = reply->handle;
389 }
390 SERVER_END_REQ;
391 }
392 return console_wait_event;
393 }
394
395
396 /******************************************************************************
397 * WriteConsoleInputA [KERNEL32.@]
398 */
399 BOOL WINAPI WriteConsoleInputA( HANDLE handle, const INPUT_RECORD *buffer,
400 DWORD count, LPDWORD written )
401 {
402 INPUT_RECORD *recW;
403 BOOL ret;
404
405 if (!(recW = HeapAlloc( GetProcessHeap(), 0, count * sizeof(*recW) ))) return FALSE;
406 memcpy( recW, buffer, count*sizeof(*recW) );
407 input_records_AtoW( recW, count );
408 ret = WriteConsoleInputW( handle, recW, count, written );
409 HeapFree( GetProcessHeap(), 0, recW );
410 return ret;
411 }
412
413
414 /******************************************************************************
415 * WriteConsoleInputW [KERNEL32.@]
416 */
417 BOOL WINAPI WriteConsoleInputW( HANDLE handle, const INPUT_RECORD *buffer,
418 DWORD count, LPDWORD written )
419 {
420 BOOL ret;
421
422 TRACE("(%p,%p,%d,%p)\n", handle, buffer, count, written);
423
424 if (written) *written = 0;
425 SERVER_START_REQ( write_console_input )
426 {
427 req->handle = console_handle_unmap(handle);
428 wine_server_add_data( req, buffer, count * sizeof(INPUT_RECORD) );
429 if ((ret = !wine_server_call_err( req )) && written)
430 *written = reply->written;
431 }
432 SERVER_END_REQ;
433
434 return ret;
435 }
436
437
438 /***********************************************************************
439 * WriteConsoleOutputA (KERNEL32.@)
440 */
441 BOOL WINAPI WriteConsoleOutputA( HANDLE hConsoleOutput, const CHAR_INFO *lpBuffer,
442 COORD size, COORD coord, LPSMALL_RECT region )
443 {
444 int y;
445 BOOL ret;
446 COORD new_size, new_coord;
447 CHAR_INFO *ciw;
448
449 new_size.X = min( region->Right - region->Left + 1, size.X - coord.X );
450 new_size.Y = min( region->Bottom - region->Top + 1, size.Y - coord.Y );
451
452 if (new_size.X <= 0 || new_size.Y <= 0)
453 {
454 region->Bottom = region->Top + new_size.Y - 1;
455 region->Right = region->Left + new_size.X - 1;
456 return TRUE;
457 }
458
459 /* only copy the useful rectangle */
460 if (!(ciw = HeapAlloc( GetProcessHeap(), 0, sizeof(CHAR_INFO) * new_size.X * new_size.Y )))
461 return FALSE;
462 for (y = 0; y < new_size.Y; y++)
463 {
464 memcpy( &ciw[y * new_size.X], &lpBuffer[(y + coord.Y) * size.X + coord.X],
465 new_size.X * sizeof(CHAR_INFO) );
466 char_info_AtoW( &ciw[ y * new_size.X ], new_size.X );
467 }
468 new_coord.X = new_coord.Y = 0;
469 ret = WriteConsoleOutputW( hConsoleOutput, ciw, new_size, new_coord, region );
470 HeapFree( GetProcessHeap(), 0, ciw );
471 return ret;
472 }
473
474
475 /***********************************************************************
476 * WriteConsoleOutputW (KERNEL32.@)
477 */
478 BOOL WINAPI WriteConsoleOutputW( HANDLE hConsoleOutput, const CHAR_INFO *lpBuffer,
479 COORD size, COORD coord, LPSMALL_RECT region )
480 {
481 int width, height, y;
482 BOOL ret = TRUE;
483
484 TRACE("(%p,%p,(%d,%d),(%d,%d),(%d,%dx%d,%d)\n",
485 hConsoleOutput, lpBuffer, size.X, size.Y, coord.X, coord.Y,
486 region->Left, region->Top, region->Right, region->Bottom);
487
488 width = min( region->Right - region->Left + 1, size.X - coord.X );
489 height = min( region->Bottom - region->Top + 1, size.Y - coord.Y );
490
491 if (width > 0 && height > 0)
492 {
493 for (y = 0; y < height; y++)
494 {
495 SERVER_START_REQ( write_console_output )
496 {
497 req->handle = console_handle_unmap(hConsoleOutput);
498 req->x = region->Left;
499 req->y = region->Top + y;
500 req->mode = CHAR_INFO_MODE_TEXTATTR;
501 req->wrap = FALSE;
502 wine_server_add_data( req, &lpBuffer[(y + coord.Y) * size.X + coord.X],
503 width * sizeof(CHAR_INFO));
504 if ((ret = !wine_server_call_err( req )))
505 {
506 width = min( width, reply->width - region->Left );
507 height = min( height, reply->height - region->Top );
508 }
509 }
510 SERVER_END_REQ;
511 if (!ret) break;
512 }
513 }
514 region->Bottom = region->Top + height - 1;
515 region->Right = region->Left + width - 1;
516 return ret;
517 }
518
519
520 /******************************************************************************
521 * WriteConsoleOutputCharacterA [KERNEL32.@]
522 *
523 * See WriteConsoleOutputCharacterW.
524 */
525 BOOL WINAPI WriteConsoleOutputCharacterA( HANDLE hConsoleOutput, LPCSTR str, DWORD length,
526 COORD coord, LPDWORD lpNumCharsWritten )
527 {
528 BOOL ret;
529 LPWSTR strW;
530 DWORD lenW;
531
532 TRACE("(%p,%s,%d,%dx%d,%p)\n", hConsoleOutput,
533 debugstr_an(str, length), length, coord.X, coord.Y, lpNumCharsWritten);
534
535 lenW = MultiByteToWideChar( GetConsoleOutputCP(), 0, str, length, NULL, 0 );
536
537 if (lpNumCharsWritten) *lpNumCharsWritten = 0;
538
539 if (!(strW = HeapAlloc( GetProcessHeap(), 0, lenW * sizeof(WCHAR) ))) return FALSE;
540 MultiByteToWideChar( GetConsoleOutputCP(), 0, str, length, strW, lenW );
541
542 ret = WriteConsoleOutputCharacterW( hConsoleOutput, strW, lenW, coord, lpNumCharsWritten );
543 HeapFree( GetProcessHeap(), 0, strW );
544 return ret;
545 }
546
547
548 /******************************************************************************
549 * WriteConsoleOutputAttribute [KERNEL32.@] Sets attributes for some cells in
550 * the console screen buffer
551 *
552 * PARAMS
553 * hConsoleOutput [I] Handle to screen buffer
554 * attr [I] Pointer to buffer with write attributes
555 * length [I] Number of cells to write to
556 * coord [I] Coords of first cell
557 * lpNumAttrsWritten [O] Pointer to number of cells written
558 *
559 * RETURNS
560 * Success: TRUE
561 * Failure: FALSE
562 *
563 */
564 BOOL WINAPI WriteConsoleOutputAttribute( HANDLE hConsoleOutput, CONST WORD *attr, DWORD length,
565 COORD coord, LPDWORD lpNumAttrsWritten )
566 {
567 BOOL ret;
568
569 TRACE("(%p,%p,%d,%dx%d,%p)\n", hConsoleOutput,attr,length,coord.X,coord.Y,lpNumAttrsWritten);
570
571 SERVER_START_REQ( write_console_output )
572 {
573 req->handle = console_handle_unmap(hConsoleOutput);
574 req->x = coord.X;
575 req->y = coord.Y;
576 req->mode = CHAR_INFO_MODE_ATTR;
577 req->wrap = TRUE;
578 wine_server_add_data( req, attr, length * sizeof(WORD) );
579 if ((ret = !wine_server_call_err( req )))
580 {
581 if (lpNumAttrsWritten) *lpNumAttrsWritten = reply->written;
582 }
583 }
584 SERVER_END_REQ;
585 return ret;
586 }
587
588
589 /******************************************************************************
590 * FillConsoleOutputCharacterA [KERNEL32.@]
591 *
592 * See FillConsoleOutputCharacterW.
593 */
594 BOOL WINAPI FillConsoleOutputCharacterA( HANDLE hConsoleOutput, CHAR ch, DWORD length,
595 COORD coord, LPDWORD lpNumCharsWritten )
596 {
597 WCHAR wch;
598
599 MultiByteToWideChar( GetConsoleOutputCP(), 0, &ch, 1, &wch, 1 );
600 return FillConsoleOutputCharacterW(hConsoleOutput, wch, length, coord, lpNumCharsWritten);
601 }
602
603
604 /******************************************************************************
605 * FillConsoleOutputCharacterW [KERNEL32.@] Writes characters to console
606 *
607 * PARAMS
608 * hConsoleOutput [I] Handle to screen buffer
609 * ch [I] Character to write
610 * length [I] Number of cells to write to
611 * coord [I] Coords of first cell
612 * lpNumCharsWritten [O] Pointer to number of cells written
613 *
614 * RETURNS
615 * Success: TRUE
616 * Failure: FALSE
617 */
618 BOOL WINAPI FillConsoleOutputCharacterW( HANDLE hConsoleOutput, WCHAR ch, DWORD length,
619 COORD coord, LPDWORD lpNumCharsWritten)
620 {
621 BOOL ret;
622
623 TRACE("(%p,%s,%d,(%dx%d),%p)\n",
624 hConsoleOutput, debugstr_wn(&ch, 1), length, coord.X, coord.Y, lpNumCharsWritten);
625
626 SERVER_START_REQ( fill_console_output )
627 {
628 req->handle = console_handle_unmap(hConsoleOutput);
629 req->x = coord.X;
630 req->y = coord.Y;
631 req->mode = CHAR_INFO_MODE_TEXT;
632 req->wrap = TRUE;
633 req->data.ch = ch;
634 req->count = length;
635 if ((ret = !wine_server_call_err( req )))
636 {
637 if (lpNumCharsWritten) *lpNumCharsWritten = reply->written;
638 }
639 }
640 SERVER_END_REQ;
641 return ret;
642 }
643
644
645 /******************************************************************************
646 * FillConsoleOutputAttribute [KERNEL32.@] Sets attributes for console
647 *
648 * PARAMS
649 * hConsoleOutput [I] Handle to screen buffer
650 * attr [I] Color attribute to write
651 * length [I] Number of cells to write to
652 * coord [I] Coords of first cell
653 * lpNumAttrsWritten [O] Pointer to number of cells written
654 *
655 * RETURNS
656 * Success: TRUE
657 * Failure: FALSE
658 */
659 BOOL WINAPI FillConsoleOutputAttribute( HANDLE hConsoleOutput, WORD attr, DWORD length,
660 COORD coord, LPDWORD lpNumAttrsWritten )
661 {
662 BOOL ret;
663
664 TRACE("(%p,%d,%d,(%dx%d),%p)\n",
665 hConsoleOutput, attr, length, coord.X, coord.Y, lpNumAttrsWritten);
666
667 SERVER_START_REQ( fill_console_output )
668 {
669 req->handle = console_handle_unmap(hConsoleOutput);
670 req->x = coord.X;
671 req->y = coord.Y;
672 req->mode = CHAR_INFO_MODE_ATTR;
673 req->wrap = TRUE;
674 req->data.attr = attr;
675 req->count = length;
676 if ((ret = !wine_server_call_err( req )))
677 {
678 if (lpNumAttrsWritten) *lpNumAttrsWritten = reply->written;
679 }
680 }
681 SERVER_END_REQ;
682 return ret;
683 }
684
685
686 /******************************************************************************
687 * ReadConsoleOutputCharacterA [KERNEL32.@]
688 *
689 */
690 BOOL WINAPI ReadConsoleOutputCharacterA(HANDLE hConsoleOutput, LPSTR lpstr, DWORD count,
691 COORD coord, LPDWORD read_count)
692 {
693 DWORD read;
694 BOOL ret;
695 LPWSTR wptr = HeapAlloc(GetProcessHeap(), 0, count * sizeof(WCHAR));
696
697 if (read_count) *read_count = 0;
698 if (!wptr) return FALSE;
699
700 if ((ret = ReadConsoleOutputCharacterW( hConsoleOutput, wptr, count, coord, &read )))
701 {
702 read = WideCharToMultiByte( GetConsoleOutputCP(), 0, wptr, read, lpstr, count, NULL, NULL);
703 if (read_count) *read_count = read;
704 }
705 HeapFree( GetProcessHeap(), 0, wptr );
706 return ret;
707 }
708
709
710 /******************************************************************************
711 * ReadConsoleOutputCharacterW [KERNEL32.@]
712 *
713 */
714 BOOL WINAPI ReadConsoleOutputCharacterW( HANDLE hConsoleOutput, LPWSTR buffer, DWORD count,
715 COORD coord, LPDWORD read_count )
716 {
717 BOOL ret;
718
719 TRACE( "(%p,%p,%d,%dx%d,%p)\n", hConsoleOutput, buffer, count, coord.X, coord.Y, read_count );
720
721 SERVER_START_REQ( read_console_output )
722 {
723 req->handle = console_handle_unmap(hConsoleOutput);
724 req->x = coord.X;
725 req->y = coord.Y;
726 req->mode = CHAR_INFO_MODE_TEXT;
727 req->wrap = TRUE;
728 wine_server_set_reply( req, buffer, count * sizeof(WCHAR) );
729 if ((ret = !wine_server_call_err( req )))
730 {
731 if (read_count) *read_count = wine_server_reply_size(reply) / sizeof(WCHAR);
732 }
733 }
734 SERVER_END_REQ;
735 return ret;
736 }
737
738
739 /******************************************************************************
740 * ReadConsoleOutputAttribute [KERNEL32.@]
741 */
742 BOOL WINAPI ReadConsoleOutputAttribute(HANDLE hConsoleOutput, LPWORD lpAttribute, DWORD length,
743 COORD coord, LPDWORD read_count)
744 {
745 BOOL ret;
746
747 TRACE("(%p,%p,%d,%dx%d,%p)\n",
748 hConsoleOutput, lpAttribute, length, coord.X, coord.Y, read_count);
749
750 SERVER_START_REQ( read_console_output )
751 {
752 req->handle = console_handle_unmap(hConsoleOutput);
753 req->x = coord.X;
754 req->y = coord.Y;
755 req->mode = CHAR_INFO_MODE_ATTR;
756 req->wrap = TRUE;
757 wine_server_set_reply( req, lpAttribute, length * sizeof(WORD) );
758 if ((ret = !wine_server_call_err( req )))
759 {
760 if (read_count) *read_count = wine_server_reply_size(reply) / sizeof(WORD);
761 }
762 }
763 SERVER_END_REQ;
764 return ret;
765 }
766
767
768 /******************************************************************************
769 * ReadConsoleOutputA [KERNEL32.@]
770 *
771 */
772 BOOL WINAPI ReadConsoleOutputA( HANDLE hConsoleOutput, LPCHAR_INFO lpBuffer, COORD size,
773 COORD coord, LPSMALL_RECT region )
774 {
775 BOOL ret;
776 int y;
777
778 ret = ReadConsoleOutputW( hConsoleOutput, lpBuffer, size, coord, region );
779 if (ret && region->Right >= region->Left)
780 {
781 for (y = 0; y <= region->Bottom - region->Top; y++)
782 {
783 char_info_WtoA( &lpBuffer[(coord.Y + y) * size.X + coord.X],
784 region->Right - region->Left + 1 );
785 }
786 }
787 return ret;
788 }
789
790
791 /******************************************************************************
792 * ReadConsoleOutputW [KERNEL32.@]
793 *
794 * NOTE: The NT4 (sp5) kernel crashes on me if size is (0,0). I don't
795 * think we need to be *that* compatible. -- AJ
796 */
797 BOOL WINAPI ReadConsoleOutputW( HANDLE hConsoleOutput, LPCHAR_INFO lpBuffer, COORD size,
798 COORD coord, LPSMALL_RECT region )
799 {
800 int width, height, y;
801 BOOL ret = TRUE;
802
803 width = min( region->Right - region->Left + 1, size.X - coord.X );
804 height = min( region->Bottom - region->Top + 1, size.Y - coord.Y );
805
806 if (width > 0 && height > 0)
807 {
808 for (y = 0; y < height; y++)
809 {
810 SERVER_START_REQ( read_console_output )
811 {
812 req->handle = console_handle_unmap(hConsoleOutput);
813 req->x = region->Left;
814 req->y = region->Top + y;
815 req->mode = CHAR_INFO_MODE_TEXTATTR;
816 req->wrap = FALSE;
817 wine_server_set_reply( req, &lpBuffer[(y+coord.Y) * size.X + coord.X],
818 width * sizeof(CHAR_INFO) );
819 if ((ret = !wine_server_call_err( req )))
820 {
821 width = min( width, reply->width - region->Left );
822 height = min( height, reply->height - region->Top );
823 }
824 }
825 SERVER_END_REQ;
826 if (!ret) break;
827 }
828 }
829 region->Bottom = region->Top + height - 1;
830 region->Right = region->Left + width - 1;
831 return ret;
832 }
833
834
835 /******************************************************************************
836 * ReadConsoleInputA [KERNEL32.@] Reads data from a console
837 *
838 * PARAMS
839 * handle [I] Handle to console input buffer
840 * buffer [O] Address of buffer for read data
841 * count [I] Number of records to read
842 * pRead [O] Address of number of records read
843 *
844 * RETURNS
845 * Success: TRUE
846 * Failure: FALSE
847 */
848 BOOL WINAPI ReadConsoleInputA( HANDLE handle, PINPUT_RECORD buffer, DWORD count, LPDWORD pRead )
849 {
850 DWORD read;
851
852 if (!ReadConsoleInputW( handle, buffer, count, &read )) return FALSE;
853 input_records_WtoA( buffer, read );
854 if (pRead) *pRead = read;
855 return TRUE;
856 }
857
858
859 /***********************************************************************
860 * PeekConsoleInputA (KERNEL32.@)
861 *
862 * Gets 'count' first events (or less) from input queue.
863 */
864 BOOL WINAPI PeekConsoleInputA( HANDLE handle, PINPUT_RECORD buffer, DWORD count, LPDWORD pRead )
865 {
866 DWORD read;
867
868 if (!PeekConsoleInputW( handle, buffer, count, &read )) return FALSE;
869 input_records_WtoA( buffer, read );
870 if (pRead) *pRead = read;
871 return TRUE;
872 }
873
874
875 /***********************************************************************
876 * PeekConsoleInputW (KERNEL32.@)
877 */
878 BOOL WINAPI PeekConsoleInputW( HANDLE handle, PINPUT_RECORD buffer, DWORD count, LPDWORD read )
879 {
880 BOOL ret;
881 SERVER_START_REQ( read_console_input )
882 {
883 req->handle = console_handle_unmap(handle);
884 req->flush = FALSE;
885 wine_server_set_reply( req, buffer, count * sizeof(INPUT_RECORD) );
886 if ((ret = !wine_server_call_err( req )))
887 {
888 if (read) *read = count ? reply->read : 0;
889 }
890 }
891 SERVER_END_REQ;
892 return ret;
893 }
894
895
896 /***********************************************************************
897 * GetNumberOfConsoleInputEvents (KERNEL32.@)
898 */
899 BOOL WINAPI GetNumberOfConsoleInputEvents( HANDLE handle, LPDWORD nrofevents )
900 {
901 BOOL ret;
902 SERVER_START_REQ( read_console_input )
903 {
904 req->handle = console_handle_unmap(handle);
905 req->flush = FALSE;
906 if ((ret = !wine_server_call_err( req )))
907 {
908 if (nrofevents) *nrofevents = reply->read;
909 }
910 }
911 SERVER_END_REQ;
912 return ret;
913 }
914
915
916 /******************************************************************************
917 * read_console_input
918 *
919 * Helper function for ReadConsole, ReadConsoleInput and FlushConsoleInputBuffer
920 *
921 * Returns
922 * 0 for error, 1 for no INPUT_RECORD ready, 2 with INPUT_RECORD ready
923 */
924 enum read_console_input_return {rci_error = 0, rci_timeout = 1, rci_gotone = 2};