git.oblomov.eu Git - wine/blob - win32/console.c

   1 /*
   2  * Win32 kernel 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 Eric Pouech
   9  *
  10  * This library is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU Lesser General Public
  12  * License as published by the Free Software Foundation; either
  13  * version 2.1 of the License, or (at your option) any later version.
  14  *
  15  * This library is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  * Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public
  21  * License along with this library; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  23  */
  24
  25 /* Reference applications:
  26  * -  IDA (interactive disassembler) full version 3.75. Works.
  27  * -  LYNX/W32. Works mostly, some keys crash it.
  28  */
  29
  30 #include "config.h"
  31 #include "wine/port.h"
  32
  33 #include <stdio.h>
  34 #include <string.h>
  35 #include <unistd.h>
  36 #include <assert.h>
  37
  38 #include "winbase.h"
  39 #include "winnls.h"
  40 #include "winerror.h"
  41 #include "wincon.h"
  42 #include "heap.h"
  43 #include "wine/server.h"
  44 #include "wine/exception.h"
  45 #include "wine/debug.h"
  46 #include "msvcrt/excpt.h"
  47
  48 WINE_DEFAULT_DEBUG_CHANNEL(console);
  49
  50 /* editline.c */
  51 extern WCHAR* CONSOLE_Readline(HANDLE, int);
  52
  53 static WCHAR*   S_EditString /* = NULL */;
  54 static unsigned S_EditStrPos /* = 0 */;
  55
  56 /***********************************************************************
  57  *            FreeConsole (KERNEL32.@)
  58  */
  59 BOOL WINAPI FreeConsole(VOID)
  60 {
  61     BOOL ret;
  62
  63     SERVER_START_REQ(free_console)
  64     {
  65         ret = !wine_server_call_err( req );
  66     }
  67     SERVER_END_REQ;
  68     return ret;
  69 }
  70
  71 /******************************************************************
  72  *              start_console_renderer
  73  *
  74  * helper for AllocConsole
  75  * starts the renderer process
  76  */
  77 static  BOOL    start_console_renderer(void)
  78 {
  79     char                buffer[256];
  80     int                 ret;
  81     STARTUPINFOA        si;
  82     PROCESS_INFORMATION pi;
  83     HANDLE              hEvent = 0;
  84     LPSTR               p;
  85     OBJECT_ATTRIBUTES   attr;
  86
  87     attr.Length                   = sizeof(attr);
  88     attr.RootDirectory            = 0;
  89     attr.Attributes               = OBJ_INHERIT;
  90     attr.ObjectName               = NULL;
  91     attr.SecurityDescriptor       = NULL;
  92     attr.SecurityQualityOfService = NULL;
  93
  94     NtCreateEvent(&hEvent, EVENT_ALL_ACCESS, &attr, TRUE, FALSE);
  95     if (!hEvent) return FALSE;
  96
  97     memset(&si, 0, sizeof(si));
  98     si.cb = sizeof(si);
  99
 100     /* FIXME: use dynamic allocation for most of the buffers below */
 101     /* first try environment variable */
 102     if ((p = getenv("WINECONSOLE")) != NULL)
 103     {
 104         ret = snprintf(buffer, sizeof(buffer), "%s --use-event=%d", p, hEvent);
 105         if ((ret > -1) && (ret < sizeof(buffer)) &&
 106             CreateProcessA(NULL, buffer, NULL, NULL, TRUE, DETACHED_PROCESS, NULL, NULL, &si, &pi))
 107             goto succeed;
 108         ERR("Couldn't launch Wine console from WINECONSOLE env var... trying default access\n");
 109     }
 110
 111     /* then try the regular PATH */
 112     sprintf(buffer, "wineconsole --use-event=%d", hEvent);
 113     if (CreateProcessA(NULL, buffer, NULL, NULL, TRUE, DETACHED_PROCESS, NULL, NULL, &si, &pi))
 114         goto succeed;
 115
 116     goto the_end;
 117
 118  succeed:
 119     if (WaitForSingleObject(hEvent, INFINITE) != WAIT_OBJECT_0) goto the_end;
 120     CloseHandle(hEvent);
 121
 122     TRACE("Started wineconsole pid=%08lx tid=%08lx\n", pi.dwProcessId, pi.dwThreadId);
 123
 124     return TRUE;
 125
 126  the_end:
 127     ERR("Can't allocate console\n");
 128     CloseHandle(hEvent);
 129     return FALSE;
 130 }
 131
 132 /***********************************************************************
 133  *            AllocConsole (KERNEL32.@)
 134  *
 135  * creates an xterm with a pty to our program
 136  */
 137 BOOL WINAPI AllocConsole(void)
 138 {
 139     HANDLE              handle_in = INVALID_HANDLE_VALUE;
 140     HANDLE              handle_out = INVALID_HANDLE_VALUE;
 141     HANDLE              handle_err = INVALID_HANDLE_VALUE;
 142     STARTUPINFOW si;
 143
 144     TRACE("()\n");
 145
 146     handle_in = CreateFileA( "CONIN$", GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE,
 147                              0, NULL, OPEN_EXISTING, 0, 0 );
 148
 149     if (handle_in != INVALID_HANDLE_VALUE)
 150     {
 151         /* we already have a console opened on this process, don't create a new one */
 152         CloseHandle(handle_in);
 153         return FALSE;
 154     }
 155
 156     if (!start_console_renderer())
 157         goto the_end;
 158
 159     handle_in = CreateFileA( "CONIN$", GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE,
 160                              0, NULL, OPEN_EXISTING, 0, 0 );
 161     if (handle_in == INVALID_HANDLE_VALUE) goto the_end;
 162
 163     handle_out = CreateFileA( "CONOUT$", GENERIC_READ|GENERIC_WRITE,
 164                              0, NULL, OPEN_EXISTING, 0, 0 );
 165     if (handle_out == INVALID_HANDLE_VALUE) goto the_end;
 166
 167     if (!DuplicateHandle(GetCurrentProcess(), handle_out, GetCurrentProcess(), &handle_err,
 168                          0, TRUE, DUPLICATE_SAME_ACCESS))
 169         goto the_end;
 170
 171     /* NT resets the STD_*_HANDLEs on console alloc */
 172     SetStdHandle(STD_INPUT_HANDLE,  handle_in);
 173     SetStdHandle(STD_OUTPUT_HANDLE, handle_out);
 174     SetStdHandle(STD_ERROR_HANDLE,  handle_err);
 175
 176     GetStartupInfoW(&si);
 177     if (si.dwFlags & STARTF_USECOUNTCHARS)
 178     {
 179         COORD   c;
 180         c.X = si.dwXCountChars;
 181         c.Y = si.dwYCountChars;
 182         SetConsoleScreenBufferSize(handle_out, c);
 183     }
 184     if (si.dwFlags & STARTF_USEFILLATTRIBUTE)
 185         SetConsoleTextAttribute(handle_out, si.dwFillAttribute);
 186     if (si.lpTitle)
 187         SetConsoleTitleW(si.lpTitle);
 188
 189     SetLastError(ERROR_SUCCESS);
 190
 191     return TRUE;
 192
 193  the_end:
 194     ERR("Can't allocate console\n");
 195     if (handle_in != INVALID_HANDLE_VALUE)      CloseHandle(handle_in);
 196     if (handle_out != INVALID_HANDLE_VALUE)     CloseHandle(handle_out);
 197     if (handle_err != INVALID_HANDLE_VALUE)     CloseHandle(handle_err);
 198     FreeConsole();
 199     return FALSE;
 200 }
 201
 202
 203 /******************************************************************************
 204  * read_console_input
 205  *
 206  * Helper function for ReadConsole, ReadConsoleInput and PeekConsoleInput
 207  */
 208 static BOOL read_console_input(HANDLE handle, LPINPUT_RECORD buffer, DWORD count,
 209                                LPDWORD pRead, BOOL flush)
 210 {
 211     BOOL        ret;
 212     unsigned    read = 0;
 213
 214     SERVER_START_REQ( read_console_input )
 215     {
 216         req->handle = handle;
 217         req->flush = flush;
 218         wine_server_set_reply( req, buffer, count * sizeof(INPUT_RECORD) );
 219         if ((ret = !wine_server_call_err( req ))) read = reply->read;
 220     }
 221     SERVER_END_REQ;
 222     if (pRead) *pRead = read;
 223     return ret;
 224 }
 225
 226
 227 /***********************************************************************
 228  *            ReadConsoleA   (KERNEL32.@)
 229  */
 230 BOOL WINAPI ReadConsoleA(HANDLE hConsoleInput, LPVOID lpBuffer, DWORD nNumberOfCharsToRead,
 231                          LPDWORD lpNumberOfCharsRead, LPVOID lpReserved)
 232 {
 233     LPWSTR      ptr = HeapAlloc(GetProcessHeap(), 0, nNumberOfCharsToRead * sizeof(WCHAR));
 234     DWORD       ncr = 0;
 235     BOOL        ret;
 236
 237     if ((ret = ReadConsoleW(hConsoleInput, ptr, nNumberOfCharsToRead, &ncr, 0)))
 238         ncr = WideCharToMultiByte(CP_ACP, 0, ptr, ncr, lpBuffer, nNumberOfCharsToRead, NULL, NULL);
 239
 240     if (lpNumberOfCharsRead) *lpNumberOfCharsRead = ncr;
 241     HeapFree(GetProcessHeap(), 0, ptr);
 242
 243     return ret;
 244 }
 245
 246 /***********************************************************************
 247  *            ReadConsoleW   (KERNEL32.@)
 248  */
 249 BOOL WINAPI ReadConsoleW(HANDLE hConsoleInput, LPVOID lpBuffer,
 250                          DWORD nNumberOfCharsToRead, LPDWORD lpNumberOfCharsRead, LPVOID lpReserved)
 251 {
 252     DWORD       charsread;
 253     LPWSTR      xbuf = (LPWSTR)lpBuffer;
 254     DWORD       mode;
 255
 256     TRACE("(%d,%p,%ld,%p,%p)\n",
 257           hConsoleInput, lpBuffer, nNumberOfCharsToRead, lpNumberOfCharsRead, lpReserved);
 258
 259     if (!GetConsoleMode(hConsoleInput, &mode))
 260         return FALSE;
 261
 262     if (mode & ENABLE_LINE_INPUT)
 263     {
 264         if (!S_EditString || S_EditString[S_EditStrPos] == 0)
 265         {
 266             if (S_EditString) HeapFree(GetProcessHeap(), 0, S_EditString);
 267             if (!(S_EditString = CONSOLE_Readline(hConsoleInput, mode & WINE_ENABLE_LINE_INPUT_EMACS)))
 268                 return FALSE;
 269             S_EditStrPos = 0;
 270         }
 271         charsread = lstrlenW(&S_EditString[S_EditStrPos]);
 272         if (charsread > nNumberOfCharsToRead) charsread = nNumberOfCharsToRead;
 273         memcpy(xbuf, &S_EditString[S_EditStrPos], charsread * sizeof(WCHAR));
 274         S_EditStrPos += charsread;
 275     }
 276     else
 277     {
 278         INPUT_RECORD    ir;
 279         DWORD           count;
 280
 281         /* FIXME: should we read at least 1 char? The SDK does not say */
 282         /* wait for at least one available input record (it doesn't mean we'll have
 283          * chars stored in xbuf...
 284          */
 285         WaitForSingleObject(hConsoleInput, INFINITE);
 286         for (charsread = 0; charsread < nNumberOfCharsToRead;)
 287         {
 288             if (!read_console_input(hConsoleInput, &ir, 1, &count, TRUE)) return FALSE;
 289             if (count && ir.EventType == KEY_EVENT && ir.Event.KeyEvent.bKeyDown &&
 290                 ir.Event.KeyEvent.uChar.UnicodeChar &&
 291                 !(ir.Event.KeyEvent.dwControlKeyState & ENHANCED_KEY))
 292             {
 293                 xbuf[charsread++] = ir.Event.KeyEvent.uChar.UnicodeChar;
 294             }
 295         }
 296     }
 297
 298     if (lpNumberOfCharsRead) *lpNumberOfCharsRead = charsread;
 299
 300     return TRUE;
 301 }
 302
 303
 304 /***********************************************************************
 305  *            ReadConsoleInputW   (KERNEL32.@)
 306  */
 307 BOOL WINAPI ReadConsoleInputW(HANDLE hConsoleInput, LPINPUT_RECORD lpBuffer,
 308                               DWORD nLength, LPDWORD lpNumberOfEventsRead)
 309 {
 310     DWORD count;
 311
 312     if (!nLength)
 313     {
 314         if (lpNumberOfEventsRead) *lpNumberOfEventsRead = 0;
 315         return TRUE;
 316     }
 317
 318     /* loop until we get at least one event */
 319     for (;;)
 320     {
 321         WaitForSingleObject(hConsoleInput, INFINITE);
 322         if (!read_console_input(hConsoleInput, lpBuffer, nLength, &count, TRUE))
 323             return FALSE;
 324         if (count)
 325         {
 326             if (lpNumberOfEventsRead) *lpNumberOfEventsRead = count;
 327             return TRUE;
 328         }
 329     }
 330 }
 331
 332
 333 /******************************************************************************
 334  * WriteConsoleOutputCharacterW [KERNEL32.@]  Copies character to consecutive
 335  *                                            cells in the console screen buffer
 336  *
 337  * PARAMS
 338  *    hConsoleOutput    [I] Handle to screen buffer
 339  *    str               [I] Pointer to buffer with chars to write
 340  *    length            [I] Number of cells to write to
 341  *    coord             [I] Coords of first cell
 342  *    lpNumCharsWritten [O] Pointer to number of cells written
 343  *
 344  * RETURNS
 345  *    Success: TRUE
 346  *    Failure: FALSE
 347  *
 348  */
 349 BOOL WINAPI WriteConsoleOutputCharacterW( HANDLE hConsoleOutput, LPCWSTR str, DWORD length,
 350                                           COORD coord, LPDWORD lpNumCharsWritten )
 351 {
 352     BOOL ret;
 353
 354     TRACE("(%d,%s,%ld,%dx%d,%p)\n", hConsoleOutput,
 355           debugstr_wn(str, length), length, coord.X, coord.Y, lpNumCharsWritten);
 356
 357     SERVER_START_REQ( write_console_output )
 358     {
 359         req->handle = hConsoleOutput;
 360         req->x      = coord.X;
 361         req->y      = coord.Y;
 362         req->mode   = CHAR_INFO_MODE_TEXT;
 363         req->wrap   = TRUE;
 364         wine_server_add_data( req, str, length * sizeof(WCHAR) );
 365         if ((ret = !wine_server_call_err( req )))
 366         {
 367             if (lpNumCharsWritten) *lpNumCharsWritten = reply->written;
 368         }
 369     }
 370     SERVER_END_REQ;
 371     return ret;
 372 }
 373
 374
 375 /******************************************************************************
 376  * SetConsoleTitleW [KERNEL32.@]  Sets title bar string for console
 377  *
 378  * PARAMS
 379  *    title [I] Address of new title
 380  *
 381  * RETURNS
 382  *    Success: TRUE
 383  *    Failure: FALSE
 384  */
 385 BOOL WINAPI SetConsoleTitleW(LPCWSTR title)
 386 {
 387     BOOL ret;
 388
 389     SERVER_START_REQ( set_console_input_info )
 390     {
 391         req->handle = 0;
 392         req->mask = SET_CONSOLE_INPUT_INFO_TITLE;
 393         wine_server_add_data( req, title, strlenW(title) * sizeof(WCHAR) );
 394         ret = !wine_server_call_err( req );
 395     }
 396     SERVER_END_REQ;
 397     return ret;
 398 }
 399
 400
 401 /***********************************************************************
 402  *            GetNumberOfConsoleMouseButtons   (KERNEL32.@)
 403  */
 404 BOOL WINAPI GetNumberOfConsoleMouseButtons(LPDWORD nrofbuttons)
 405 {
 406     FIXME("(%p): stub\n", nrofbuttons);
 407     *nrofbuttons = 2;
 408     return TRUE;
 409 }
 410
 411 /******************************************************************************
 412  *  SetConsoleInputExeNameW      [KERNEL32.@]
 413  *
 414  * BUGS
 415  *   Unimplemented
 416  */
 417 BOOL WINAPI SetConsoleInputExeNameW(LPCWSTR name)
 418 {
 419     FIXME("(%s): stub!\n", debugstr_w(name));
 420
 421     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
 422     return TRUE;
 423 }
 424
 425 /******************************************************************************
 426  *  SetConsoleInputExeNameA      [KERNEL32.@]
 427  *
 428  * BUGS
 429  *   Unimplemented
 430  */
 431 BOOL WINAPI SetConsoleInputExeNameA(LPCSTR name)
 432 {
 433     int         len = MultiByteToWideChar(CP_ACP, 0, name, -1, NULL, 0);
 434     LPWSTR      xptr = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 435     BOOL        ret;
 436
 437     if (!xptr) return FALSE;
 438
 439     MultiByteToWideChar(CP_ACP, 0, name, -1, xptr, len);
 440     ret = SetConsoleInputExeNameW(xptr);
 441     HeapFree(GetProcessHeap(), 0, xptr);
 442
 443     return ret;
 444 }
 445
 446 /******************************************************************
 447  *              CONSOLE_DefaultHandler
 448  *
 449  * Final control event handler
 450  */
 451 static BOOL WINAPI CONSOLE_DefaultHandler(DWORD dwCtrlType)
 452 {
 453     FIXME("Terminating process %lx on event %lx\n", GetCurrentProcessId(), dwCtrlType);
 454     ExitProcess(0);
 455     /* should never go here */
 456     return TRUE;
 457 }
 458
 459 /******************************************************************************
 460  * SetConsoleCtrlHandler [KERNEL32.@]  Adds function to calling process list
 461  *
 462  * PARAMS
 463  *    func [I] Address of handler function
 464  *    add  [I] Handler to add or remove
 465  *
 466  * RETURNS
 467  *    Success: TRUE
 468  *    Failure: FALSE
 469  *
 470  * CHANGED
 471  * James Sutherland (JamesSutherland@gmx.de)
 472  * Added global variables console_ignore_ctrl_c and handlers[]
 473  * Does not yet do any error checking, or set LastError if failed.
 474  * This doesn't yet matter, since these handlers are not yet called...!
 475  */
 476
 477 static unsigned int console_ignore_ctrl_c = 0; /* FIXME: this should be inherited somehow */
 478 static PHANDLER_ROUTINE handlers[] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,CONSOLE_DefaultHandler};
 479
 480 /*****************************************************************************/
 481
 482 BOOL WINAPI SetConsoleCtrlHandler(PHANDLER_ROUTINE func, BOOL add)
 483 {
 484     int alloc_loop = sizeof(handlers)/sizeof(handlers[0]) - 1;
 485
 486     FIXME("(%p,%i) - no error checking or testing yet\n", func, add);
 487
 488     if (!func)
 489     {
 490         console_ignore_ctrl_c = add;
 491         return TRUE;
 492     }
 493     if (add)
 494     {
 495         for (; alloc_loop >= 0 && handlers[alloc_loop]; alloc_loop--);
 496         if (alloc_loop <= 0)
 497         {
 498             FIXME("Out of space on CtrlHandler table\n");
 499             return FALSE;
 500         }
 501         handlers[alloc_loop] = func;
 502     }
 503     else
 504     {
 505         for (; alloc_loop >= 0 && handlers[alloc_loop] != func; alloc_loop--);
 506         if (alloc_loop <= 0)
 507         {
 508             WARN("Attempt to remove non-installed CtrlHandler %p\n", func);
 509             return FALSE;
 510         }
 511         /* sanity check */
 512         if (alloc_loop == sizeof(handlers)/sizeof(handlers[0]) - 1)
 513         {
 514             ERR("Who's trying to remove default handler???\n");
 515             return FALSE;
 516         }
 517         if (alloc_loop)
 518             memmove(&handlers[1], &handlers[0], alloc_loop * sizeof(handlers[0]));
 519         handlers[0] = 0;
 520     }
 521     return TRUE;
 522 }
 523
 524 static WINE_EXCEPTION_FILTER(CONSOLE_CtrlEventHandler)
 525 {
 526     TRACE("(%lx)\n", GetExceptionCode());
 527     return EXCEPTION_EXECUTE_HANDLER;
 528 }
 529
 530 /******************************************************************************
 531  * GenerateConsoleCtrlEvent [KERNEL32.@] Simulate a CTRL-C or CTRL-BREAK
 532  *
 533  * PARAMS
 534  *    dwCtrlEvent        [I] Type of event
 535  *    dwProcessGroupID   [I] Process group ID to send event to
 536  *
 537  * RETURNS
 538  *    Success: True
 539  *    Failure: False (and *should* [but doesn't] set LastError)
 540  */
 541 BOOL WINAPI GenerateConsoleCtrlEvent(DWORD dwCtrlEvent,
 542                                      DWORD dwProcessGroupID)
 543 {
 544     BOOL ret;
 545
 546     TRACE("(%ld, %ld)\n", dwCtrlEvent, dwProcessGroupID);
 547
 548     if (dwCtrlEvent != CTRL_C_EVENT && dwCtrlEvent != CTRL_BREAK_EVENT)
 549     {
 550         ERR("Invalid event %ld for PGID %ld\n", dwCtrlEvent, dwProcessGroupID);
 551         return FALSE;
 552     }
 553
 554     SERVER_START_REQ( send_console_signal )
 555     {
 556         req->signal = dwCtrlEvent;
 557         req->group_id = (void*)dwProcessGroupID;
 558         ret = !wine_server_call_err( req );
 559     }
 560     SERVER_END_REQ;
 561
 562     return ret;
 563 }
 564
 565
 566 /******************************************************************************
 567  * CreateConsoleScreenBuffer [KERNEL32.@]  Creates a console screen buffer
 568  *
 569  * PARAMS
 570  *    dwDesiredAccess    [I] Access flag
 571  *    dwShareMode        [I] Buffer share mode
 572  *    sa                 [I] Security attributes
 573  *    dwFlags            [I] Type of buffer to create
 574  *    lpScreenBufferData [I] Reserved
 575  *
 576  * NOTES
 577  *    Should call SetLastError
 578  *
 579  * RETURNS
 580  *    Success: Handle to new console screen buffer
 581  *    Failure: INVALID_HANDLE_VALUE
 582  */
 583 HANDLE WINAPI CreateConsoleScreenBuffer(DWORD dwDesiredAccess, DWORD dwShareMode,
 584                                         LPSECURITY_ATTRIBUTES sa, DWORD dwFlags,
 585                                         LPVOID lpScreenBufferData)
 586 {
 587     HANDLE      ret = INVALID_HANDLE_VALUE;
 588
 589     TRACE("(%ld,%ld,%p,%ld,%p)\n",
 590           dwDesiredAccess, dwShareMode, sa, dwFlags, lpScreenBufferData);
 591
 592     if (dwFlags != CONSOLE_TEXTMODE_BUFFER || lpScreenBufferData != NULL)
 593     {
 594         SetLastError(ERROR_INVALID_PARAMETER);
 595         return INVALID_HANDLE_VALUE;
 596     }
 597
 598     SERVER_START_REQ(create_console_output)
 599     {
 600         req->handle_in = 0;
 601         req->access    = dwDesiredAccess;
 602         req->share     = dwShareMode;
 603         req->inherit   = (sa && sa->bInheritHandle);
 604         if (!wine_server_call_err( req )) ret = reply->handle_out;
 605     }
 606     SERVER_END_REQ;
 607
 608     return ret;
 609 }
 610
 611
 612 /***********************************************************************
 613  *           GetConsoleScreenBufferInfo   (KERNEL32.@)
 614  */
 615 BOOL WINAPI GetConsoleScreenBufferInfo(HANDLE hConsoleOutput, LPCONSOLE_SCREEN_BUFFER_INFO csbi)
 616 {
 617     BOOL        ret;
 618
 619     SERVER_START_REQ(get_console_output_info)
 620     {
 621         req->handle = hConsoleOutput;
 622         if ((ret = !wine_server_call_err( req )))
 623         {
 624             csbi->dwSize.X              = reply->width;
 625             csbi->dwSize.Y              = reply->height;
 626             csbi->dwCursorPosition.X    = reply->cursor_x;
 627             csbi->dwCursorPosition.Y    = reply->cursor_y;
 628             csbi->wAttributes           = reply->attr;
 629             csbi->srWindow.Left         = reply->win_left;
 630             csbi->srWindow.Right        = reply->win_right;
 631             csbi->srWindow.Top          = reply->win_top;
 632             csbi->srWindow.Bottom       = reply->win_bottom;
 633             csbi->dwMaximumWindowSize.X = reply->max_width;
 634             csbi->dwMaximumWindowSize.Y = reply->max_height;
 635         }
 636     }
 637     SERVER_END_REQ;
 638
 639     return ret;
 640 }
 641
 642
 643 /******************************************************************************
 644  * SetConsoleActiveScreenBuffer [KERNEL32.@]  Sets buffer to current console
 645  *
 646  * RETURNS
 647  *    Success: TRUE
 648  *    Failure: FALSE
 649  */
 650 BOOL WINAPI SetConsoleActiveScreenBuffer(HANDLE hConsoleOutput)
 651 {
 652     BOOL ret;
 653
 654     TRACE("(%x)\n", hConsoleOutput);
 655
 656     SERVER_START_REQ( set_console_input_info )
 657     {
 658         req->handle    = 0;
 659         req->mask      = SET_CONSOLE_INPUT_INFO_ACTIVE_SB;
 660         req->active_sb = hConsoleOutput;
 661         ret = !wine_server_call_err( req );
 662     }
 663     SERVER_END_REQ;
 664     return ret;
 665 }
 666
 667
 668 /***********************************************************************
 669  *            GetConsoleMode   (KERNEL32.@)
 670  */
 671 BOOL WINAPI GetConsoleMode(HANDLE hcon, LPDWORD mode)
 672 {
 673     BOOL ret;
 674
 675     SERVER_START_REQ(get_console_mode)
 676     {
 677         req->handle = hcon;
 678         ret = !wine_server_call_err( req );
 679         if (ret && mode) *mode = reply->mode;
 680     }
 681     SERVER_END_REQ;
 682     return ret;
 683 }
 684
 685
 686 /******************************************************************************
 687  * SetConsoleMode [KERNEL32.@]  Sets input mode of console's input buffer
 688  *
 689  * PARAMS
 690  *    hcon [I] Handle to console input or screen buffer
 691  *    mode [I] Input or output mode to set
 692  *
 693  * RETURNS
 694  *    Success: TRUE
 695  *    Failure: FALSE
 696  */
 697 BOOL WINAPI SetConsoleMode(HANDLE hcon, DWORD mode)
 698 {
 699     BOOL ret;
 700
 701     TRACE("(%x,%lx)\n", hcon, mode);
 702
 703     SERVER_START_REQ(set_console_mode)
 704     {
 705         req->handle = hcon;
 706         req->mode = mode;
 707         ret = !wine_server_call_err( req );
 708     }
 709     SERVER_END_REQ;
 710     /* FIXME: when resetting a console input to editline mode, I think we should
 711      * empty the S_EditString buffer
 712      */
 713     return ret;
 714 }
 715
 716
 717 /******************************************************************
 718  *              write_char
 719  *
 720  * WriteConsoleOutput helper: hides server call semantics
 721  */
 722 static int write_char(HANDLE hCon, LPCWSTR lpBuffer, int nc, COORD* pos)
 723 {
 724     int written = -1;
 725
 726     if (!nc) return 0;
 727
 728     SERVER_START_REQ( write_console_output )
 729     {
 730         req->handle = hCon;
 731         req->x      = pos->X;
 732         req->y      = pos->Y;
 733         req->mode   = CHAR_INFO_MODE_TEXTSTDATTR;
 734         req->wrap   = FALSE;
 735         wine_server_add_data( req, lpBuffer, nc * sizeof(WCHAR) );
 736         if (!wine_server_call_err( req )) written = reply->written;
 737     }
 738     SERVER_END_REQ;
 739
 740     if (written > 0) pos->X += written;
 741     return written;
 742 }
 743
 744 /******************************************************************
 745  *              next_line
 746  *
 747  * WriteConsoleOutput helper: handles passing to next line (+scrolling if necessary)
 748  *
 749  */
 750 static int      next_line(HANDLE hCon, CONSOLE_SCREEN_BUFFER_INFO* csbi)
 751 {
 752     SMALL_RECT  src;
 753     CHAR_INFO   ci;
 754     COORD       dst;
 755
 756     csbi->dwCursorPosition.X = 0;
 757     csbi->dwCursorPosition.Y++;
 758
 759     if (csbi->dwCursorPosition.Y < csbi->dwSize.Y) return 1;
 760
 761     src.Top    = 1;
 762     src.Bottom = csbi->dwSize.Y - 1;
 763     src.Left   = 0;
 764     src.Right  = csbi->dwSize.X - 1;
 765
 766     dst.X      = 0;
 767     dst.Y      = 0;
 768
 769     ci.Attributes = csbi->wAttributes;
 770     ci.Char.UnicodeChar = ' ';
 771
 772     csbi->dwCursorPosition.Y--;
 773     if (!ScrollConsoleScreenBufferW(hCon, &src, NULL, dst, &ci))
 774         return 0;
 775     return 1;
 776 }
 777
 778 /******************************************************************
 779  *              write_block
 780  *
 781  * WriteConsoleOutput helper: writes a block of non special characters
 782  * Block can spread on several lines, and wrapping, if needed, is
 783  * handled
 784  *
 785  */
 786 static int      write_block(HANDLE hCon, CONSOLE_SCREEN_BUFFER_INFO* csbi,
 787                             DWORD mode, LPWSTR ptr, int len)
 788 {
 789     int blk;    /* number of chars to write on current line */
 790
 791     if (len <= 0) return 1;
 792
 793     if (mode & ENABLE_WRAP_AT_EOL_OUTPUT) /* writes remaining on next line */
 794     {
 795         int     done;
 796
 797         for (done = 0; done < len; done += blk)
 798         {
 799             blk = min(len - done, csbi->dwSize.X - csbi->dwCursorPosition.X);
 800
 801             if (write_char(hCon, ptr + done, blk, &csbi->dwCursorPosition) != blk)
 802                 return 0;
 803             if (csbi->dwCursorPosition.X == csbi->dwSize.X && !next_line(hCon, csbi))
 804                 return 0;
 805         }
 806     }
 807     else
 808     {
 809         blk = min(len, csbi->dwSize.X - csbi->dwCursorPosition.X);
 810
 811         if (write_char(hCon, ptr, blk, &csbi->dwCursorPosition) != blk)
 812             return 0;
 813         if (blk < len)
 814         {
 815             csbi->dwCursorPosition.X = csbi->dwSize.X - 1;
 816             /* all remaining chars should be written on last column,
 817              * so only overwrite the last column with last char in block
 818              */
 819             if (write_char(hCon, ptr + len - 1, 1, &csbi->dwCursorPosition) != 1)
 820                 return 0;
 821             csbi->dwCursorPosition.X = csbi->dwSize.X - 1;
 822         }
 823     }
 824
 825     return 1;
 826 }
 827
 828 /***********************************************************************
 829  *            WriteConsoleW   (KERNEL32.@)
 830  */
 831 BOOL WINAPI WriteConsoleW(HANDLE hConsoleOutput, LPCVOID lpBuffer, DWORD nNumberOfCharsToWrite,
 832                           LPDWORD lpNumberOfCharsWritten, LPVOID lpReserved)
 833 {
 834     DWORD                       mode;
 835     DWORD                       nw = 0;
 836     WCHAR*                      psz = (WCHAR*)lpBuffer;
 837     CONSOLE_SCREEN_BUFFER_INFO  csbi;
 838     int                         k, first = 0;
 839
 840     TRACE("%d %s %ld %p %p\n",
 841           hConsoleOutput, debugstr_wn(lpBuffer, nNumberOfCharsToWrite),
 842           nNumberOfCharsToWrite, lpNumberOfCharsWritten, lpReserved);
 843
 844     if (lpNumberOfCharsWritten) *lpNumberOfCharsWritten = 0;
 845
 846     if (!GetConsoleMode(hConsoleOutput, &mode) ||
 847         !GetConsoleScreenBufferInfo(hConsoleOutput, &csbi))
 848         return FALSE;
 849
 850     if (mode & ENABLE_PROCESSED_OUTPUT)
 851     {
 852         int     i;
 853
 854         for (i = 0; i < nNumberOfCharsToWrite; i++)
 855         {
 856             switch (psz[i])
 857             {
 858             case '\b': case '\t': case '\n': case '\a': case '\r':
 859                 /* don't handle here the i-th char... done below */
 860                 if ((k = i - first) > 0)
 861                 {
 862                     if (!write_block(hConsoleOutput, &csbi, mode, &psz[first], k))
 863                         goto the_end;
 864                     nw += k;
 865                 }
 866                 first = i + 1;
 867                 nw++;
 868             }
 869             switch (psz[i])
 870             {
 871             case '\b':
 872                 if (csbi.dwCursorPosition.X > 0) csbi.dwCursorPosition.X--;
 873                 break;
 874             case '\t':
 875                 {
 876                     WCHAR tmp[8] = {' ',' ',' ',' ',' ',' ',' ',' '};
 877
 878                     if (!write_block(hConsoleOutput, &csbi, mode, tmp,
 879                                      ((csbi.dwCursorPosition.X + 8) & ~7) - csbi.dwCursorPosition.X))
 880                         goto the_end;
 881                 }
 882                 break;
 883             case '\n':
 884                 next_line(hConsoleOutput, &csbi);
 885                 break;
 886             case '\a':
 887                 Beep(400, 300);
 888                 break;
 889             case '\r':
 890                 csbi.dwCursorPosition.X = 0;
 891                 break;
 892             default:
 893                 break;
 894             }
 895         }
 896     }
 897
 898     /* write the remaining block (if any) if processed output is enabled, or the
 899      * entire buffer otherwise
 900      */
 901     if ((k = nNumberOfCharsToWrite - first) > 0)
 902     {
 903         if (!write_block(hConsoleOutput, &csbi, mode, &psz[first], k))
 904             goto the_end;
 905         nw += k;
 906     }
 907
 908  the_end:
 909     SetConsoleCursorPosition(hConsoleOutput, csbi.dwCursorPosition);
 910     if (lpNumberOfCharsWritten) *lpNumberOfCharsWritten = nw;
 911     return nw != 0;
 912 }
 913
 914
 915 /***********************************************************************
 916  *            WriteConsoleA   (KERNEL32.@)
 917  */
 918 BOOL WINAPI WriteConsoleA(HANDLE hConsoleOutput, LPCVOID lpBuffer, DWORD nNumberOfCharsToWrite,
 919                           LPDWORD lpNumberOfCharsWritten, LPVOID lpReserved)
 920 {
 921     BOOL        ret;
 922     LPWSTR      xstring;
 923     DWORD       n;
 924
 925     n = MultiByteToWideChar(CP_ACP, 0, lpBuffer, nNumberOfCharsToWrite, NULL, 0);
 926
 927     if (lpNumberOfCharsWritten) *lpNumberOfCharsWritten = 0;
 928     xstring = HeapAlloc(GetProcessHeap(), 0, n * sizeof(WCHAR));
 929     if (!xstring) return 0;
 930
 931     MultiByteToWideChar(CP_ACP, 0, lpBuffer, nNumberOfCharsToWrite, xstring, n);
 932
 933     ret = WriteConsoleW(hConsoleOutput, xstring, n, lpNumberOfCharsWritten, 0);
 934
 935     HeapFree(GetProcessHeap(), 0, xstring);
 936
 937     return ret;
 938 }
 939
 940 /******************************************************************************
 941  * SetConsoleCursorPosition [KERNEL32.@]
 942  * Sets the cursor position in console
 943  *
 944  * PARAMS
 945  *    hConsoleOutput   [I] Handle of console screen buffer
 946  *    dwCursorPosition [I] New cursor position coordinates
 947  *
 948  * RETURNS STD
 949  */
 950 BOOL WINAPI SetConsoleCursorPosition(HANDLE hcon, COORD pos)
 951 {
 952     BOOL                        ret;
 953     CONSOLE_SCREEN_BUFFER_INFO  csbi;
 954     int                         do_move = 0;
 955     int                         w, h;
 956
 957     TRACE("%x %d %d\n", hcon, pos.X, pos.Y);
 958
 959     SERVER_START_REQ(set_console_output_info)
 960     {
 961         req->handle         = hcon;
 962         req->cursor_x       = pos.X;
 963         req->cursor_y       = pos.Y;
 964         req->mask           = SET_CONSOLE_OUTPUT_INFO_CURSOR_POS;
 965         ret = !wine_server_call_err( req );
 966     }
 967     SERVER_END_REQ;
 968
 969     if (!ret || !GetConsoleScreenBufferInfo(hcon, &csbi))
 970         return FALSE;
 971
 972     /* if cursor is no longer visible, scroll the visible window... */
 973     w = csbi.srWindow.Right - csbi.srWindow.Left + 1;
 974     h = csbi.srWindow.Bottom - csbi.srWindow.Top + 1;
 975     if (pos.X < csbi.srWindow.Left)
 976     {
 977         csbi.srWindow.Left   = min(pos.X, csbi.dwSize.X - w);
 978         do_move++;
 979     }
 980     else if (pos.X > csbi.srWindow.Right)
 981     {
 982         csbi.srWindow.Left   = max(pos.X, w) - w + 1;
 983         do_move++;
 984     }
 985     csbi.srWindow.Right  = csbi.srWindow.Left + w - 1;
 986
 987     if (pos.Y < csbi.srWindow.Top)
 988     {
 989         csbi.srWindow.Top    = min(pos.Y, csbi.dwSize.Y - h);
 990         do_move++;
 991     }
 992     else if (pos.Y > csbi.srWindow.Bottom)
 993     {
 994         csbi.srWindow.Top   = max(pos.Y, h) - h + 1;
 995         do_move++;
 996     }
 997     csbi.srWindow.Bottom = csbi.srWindow.Top + h - 1;
 998
 999     ret = (do_move) ? SetConsoleWindowInfo(hcon, TRUE, &csbi.srWindow) : TRUE;
1000
1001     return ret;
1002 }
1003
1004 /******************************************************************************
1005  * GetConsoleCursorInfo [KERNEL32.@]  Gets size and visibility of console
1006  *
1007  * PARAMS
1008  *    hcon  [I] Handle to console screen buffer
1009  *    cinfo [O] Address of cursor information
1010  *
1011  * RETURNS
1012  *    Success: TRUE
1013  *    Failure: FALSE
1014  */
1015 BOOL WINAPI GetConsoleCursorInfo(HANDLE hcon, LPCONSOLE_CURSOR_INFO cinfo)
1016 {
1017     BOOL ret;
1018
1019     SERVER_START_REQ(get_console_output_info)
1020     {
1021         req->handle = hcon;
1022         ret = !wine_server_call_err( req );
1023         if (ret && cinfo)
1024         {
1025             cinfo->dwSize = reply->cursor_size;
1026             cinfo->bVisible = reply->cursor_visible;
1027         }
1028     }
1029     SERVER_END_REQ;
1030     return ret;
1031 }
1032
1033
1034 /******************************************************************************
1035  * SetConsoleCursorInfo [KERNEL32.@]  Sets size and visibility of cursor
1036  *
1037  * PARAMS
1038  *      hcon    [I] Handle to console screen buffer
1039  *      cinfo   [I] Address of cursor information
1040  * RETURNS
1041  *    Success: TRUE
1042  *    Failure: FALSE
1043  */
1044 BOOL WINAPI SetConsoleCursorInfo(HANDLE hCon, LPCONSOLE_CURSOR_INFO cinfo)
1045 {
1046     BOOL ret;
1047
1048     SERVER_START_REQ(set_console_output_info)
1049     {
1050         req->handle         = hCon;
1051         req->cursor_size    = cinfo->dwSize;
1052         req->cursor_visible = cinfo->bVisible;
1053         req->mask           = SET_CONSOLE_OUTPUT_INFO_CURSOR_GEOM;
1054         ret = !wine_server_call_err( req );
1055     }
1056     SERVER_END_REQ;
1057     return ret;
1058 }
1059
1060
1061 /******************************************************************************
1062  * SetConsoleWindowInfo [KERNEL32.@]  Sets size and position of console
1063  *
1064  * PARAMS
1065  *      hcon            [I] Handle to console screen buffer
1066  *      bAbsolute       [I] Coordinate type flag
1067  *      window          [I] Address of new window rectangle
1068  * RETURNS
1069  *    Success: TRUE
1070  *    Failure: FALSE
1071  */
1072 BOOL WINAPI SetConsoleWindowInfo(HANDLE hCon, BOOL bAbsolute, LPSMALL_RECT window)
1073 {
1074     SMALL_RECT  p = *window;
1075     BOOL        ret;
1076
1077     if (!bAbsolute)
1078     {
1079         CONSOLE_SCREEN_BUFFER_INFO      csbi;
1080         if (!GetConsoleScreenBufferInfo(hCon, &csbi))
1081             return FALSE;
1082         p.Left   += csbi.srWindow.Left;
1083         p.Top    += csbi.srWindow.Top;
1084         p.Right  += csbi.srWindow.Left;
1085         p.Bottom += csbi.srWindow.Top;
1086     }
1087     SERVER_START_REQ(set_console_output_info)
1088     {
1089         req->handle         = hCon;
1090         req->win_left       = p.Left;
1091         req->win_top        = p.Top;
1092         req->win_right      = p.Right;
1093         req->win_bottom     = p.Bottom;
1094         req->mask           = SET_CONSOLE_OUTPUT_INFO_DISPLAY_WINDOW;
1095         ret = !wine_server_call_err( req );
1096     }
1097     SERVER_END_REQ;
1098
1099     return ret;
1100 }
1101
1102
1103 /******************************************************************************
1104  * SetConsoleTextAttribute [KERNEL32.@]  Sets colors for text
1105  *
1106  * Sets the foreground and background color attributes of characters
1107  * written to the screen buffer.
1108  *
1109  * RETURNS
1110  *    Success: TRUE
1111  *    Failure: FALSE
1112  */
1113 BOOL WINAPI SetConsoleTextAttribute(HANDLE hConsoleOutput, WORD wAttr)
1114 {
1115     BOOL ret;
1116
1117     SERVER_START_REQ(set_console_output_info)
1118     {
1119         req->handle = hConsoleOutput;
1120         req->attr   = wAttr;
1121         req->mask   = SET_CONSOLE_OUTPUT_INFO_ATTR;
1122         ret = !wine_server_call_err( req );
1123     }
1124     SERVER_END_REQ;
1125     return ret;
1126 }
1127
1128
1129 /******************************************************************************
1130  * SetConsoleScreenBufferSize [KERNEL32.@]  Changes size of console
1131  *
1132  * PARAMS
1133  *    hConsoleOutput [I] Handle to console screen buffer
1134  *    dwSize         [I] New size in character rows and cols
1135  *
1136  * RETURNS
1137  *    Success: TRUE
1138  *    Failure: FALSE
1139  */
1140 BOOL WINAPI SetConsoleScreenBufferSize(HANDLE hConsoleOutput, COORD dwSize)
1141 {
1142     BOOL ret;
1143
1144     SERVER_START_REQ(set_console_output_info)
1145     {
1146         req->handle = hConsoleOutput;
1147         req->width  = dwSize.X;
1148         req->height = dwSize.Y;
1149         req->mask   = SET_CONSOLE_OUTPUT_INFO_SIZE;
1150         ret = !wine_server_call_err( req );
1151     }
1152     SERVER_END_REQ;
1153     return ret;
1154 }
1155
1156
1157 /******************************************************************************
1158  * ScrollConsoleScreenBufferA [KERNEL32.@]
1159  *
1160  */
1161 BOOL WINAPI ScrollConsoleScreenBufferA(HANDLE hConsoleOutput, LPSMALL_RECT lpScrollRect,
1162                                        LPSMALL_RECT lpClipRect, COORD dwDestOrigin,
1163                                        LPCHAR_INFO lpFill)
1164 {
1165     CHAR_INFO   ciw;
1166
1167     ciw.Attributes = lpFill->Attributes;
1168     MultiByteToWideChar(CP_ACP, 0, &lpFill->Char.AsciiChar, 1, &ciw.Char.UnicodeChar, 1);
1169
1170     return ScrollConsoleScreenBufferW(hConsoleOutput, lpScrollRect, lpClipRect,
1171                                       dwDestOrigin, &ciw);
1172 }
1173
1174 /******************************************************************
1175  *              fill_line_uniform
1176  *
1177  * Helper function for ScrollConsoleScreenBufferW
1178  * Fills a part of a line with a constant character info
1179  */
1180 static void fill_line_uniform(HANDLE hConsoleOutput, int i, int j, int len, LPCHAR_INFO lpFill)
1181 {
1182     SERVER_START_REQ( fill_console_output )
1183     {
1184         req->handle    = hConsoleOutput;
1185         req->mode      = CHAR_INFO_MODE_TEXTATTR;
1186         req->x         = i;
1187         req->y         = j;
1188         req->count     = len;
1189         req->wrap      = FALSE;
1190         req->data.ch   = lpFill->Char.UnicodeChar;
1191         req->data.attr = lpFill->Attributes;
1192         wine_server_call_err( req );
1193     }
1194     SERVER_END_REQ;
1195 }
1196
1197 /******************************************************************************
1198  * ScrollConsoleScreenBufferW [KERNEL32.@]
1199  *
1200  */
1201
1202 BOOL WINAPI ScrollConsoleScreenBufferW(HANDLE hConsoleOutput, LPSMALL_RECT lpScrollRect,
1203                                        LPSMALL_RECT lpClipRect, COORD dwDestOrigin,
1204                                        LPCHAR_INFO lpFill)
1205 {
1206     SMALL_RECT                  dst;
1207     DWORD                       ret;
1208     int                         i, j;
1209     int                         start = -1;
1210     SMALL_RECT                  clip;
1211     CONSOLE_SCREEN_BUFFER_INFO  csbi;
1212     BOOL                        inside;
1213
1214     if (lpClipRect)
1215         TRACE("(%d,(%d,%d-%d,%d),(%d,%d-%d,%d),%d-%d,%p)\n", hConsoleOutput,
1216               lpScrollRect->Left, lpScrollRect->Top,
1217               lpScrollRect->Right, lpScrollRect->Bottom,
1218               lpClipRect->Left, lpClipRect->Top,
1219               lpClipRect->Right, lpClipRect->Bottom,
1220               dwDestOrigin.X, dwDestOrigin.Y, lpFill);
1221     else
1222         TRACE("(%d,(%d,%d-%d,%d),(nil),%d-%d,%p)\n", hConsoleOutput,
1223               lpScrollRect->Left, lpScrollRect->Top,
1224               lpScrollRect->Right, lpScrollRect->Bottom,
1225               dwDestOrigin.X, dwDestOrigin.Y, lpFill);
1226
1227     if (!GetConsoleScreenBufferInfo(hConsoleOutput, &csbi))
1228         return FALSE;
1229
1230     /* step 1: get dst rect */
1231     dst.Left = dwDestOrigin.X;
1232     dst.Top = dwDestOrigin.Y;
1233     dst.Right = dst.Left + (lpScrollRect->Right - lpScrollRect->Left);
1234     dst.Bottom = dst.Top + (lpScrollRect->Bottom - lpScrollRect->Top);
1235
1236     /* step 2a: compute the final clip rect (optional passed clip and screen buffer limits */
1237     if (lpClipRect)
1238     {
1239         clip.Left   = max(0, lpClipRect->Left);
1240         clip.Right  = min(csbi.dwSize.X - 1, lpClipRect->Right);
1241         clip.Top    = max(0, lpClipRect->Top);
1242         clip.Bottom = min(csbi.dwSize.Y - 1, lpClipRect->Bottom);
1243     }
1244     else
1245     {
1246         clip.Left   = 0;
1247         clip.Right  = csbi.dwSize.X - 1;
1248         clip.Top    = 0;
1249         clip.Bottom = csbi.dwSize.Y - 1;
1250     }
1251     if (clip.Left > clip.Right || clip.Top > clip.Bottom) return FALSE;
1252
1253     /* step 2b: clip dst rect */
1254     if (dst.Left   < clip.Left  ) dst.Left   = clip.Left;
1255     if (dst.Top    < clip.Top   ) dst.Top    = clip.Top;
1256     if (dst.Right  > clip.Right ) dst.Right  = clip.Right;
1257     if (dst.Bottom > clip.Bottom) dst.Bottom = clip.Bottom;
1258
1259     /* step 3: transfer the bits */
1260     SERVER_START_REQ(move_console_output)
1261     {
1262         req->handle = hConsoleOutput;
1263         req->x_src = lpScrollRect->Left;
1264         req->y_src = lpScrollRect->Top;
1265         req->x_dst = dst.Left;
1266         req->y_dst = dst.Top;
1267         req->w = dst.Right - dst.Left + 1;
1268         req->h = dst.Bottom - dst.Top + 1;
1269         ret = !wine_server_call_err( req );
1270     }
1271     SERVER_END_REQ;
1272
1273     if (!ret) return FALSE;
1274
1275     /* step 4: clean out the exposed part */
1276
1277     /* have to write celll [i,j] if it is not in dst rect (because it has already
1278      * been written to by the scroll) and is in clip (we shall not write
1279      * outside of clip)
1280      */
1281     for (j = max(lpScrollRect->Top, clip.Top); j <= min(lpScrollRect->Bottom, clip.Bottom); j++)
1282     {
1283         inside = dst.Top <= j && j <= dst.Bottom;
1284         start = -1;
1285         for (i = max(lpScrollRect->Left, clip.Left); i <= min(lpScrollRect->Right, clip.Right); i++)
1286         {
1287             if (inside && dst.Left <= i && i <= dst.Right)
1288             {
1289                 if (start != -1)
1290                 {
1291                     fill_line_uniform(hConsoleOutput, start, j, i - start, lpFill);
1292                     start = -1;
1293                 }
1294             }
1295             else
1296             {
1297                 if (start == -1) start = i;
1298             }
1299         }
1300         if (start != -1)
1301             fill_line_uniform(hConsoleOutput, start, j, i - start, lpFill);
1302     }
1303
1304     return TRUE;
1305 }
1306
1307
1308 /* ====================================================================
1309  *
1310  * Console manipulation functions
1311  *
1312  * ====================================================================*/
1313
1314 /* some missing functions...
1315  * FIXME: those are likely to be defined as undocumented function in kernel32 (or part of them)
1316  * should get the right API and implement them
1317  *      GetConsoleCommandHistory[AW] (dword dword dword)
1318  *      GetConsoleCommandHistoryLength[AW]
1319  *      SetConsoleCommandHistoryMode
1320  *      SetConsoleNumberOfCommands[AW]
1321  */
1322 int CONSOLE_GetHistory(int idx, WCHAR* buf, int buf_len)
1323 {
1324     int len = 0;
1325
1326     SERVER_START_REQ( get_console_input_history )
1327     {
1328         req->handle = 0;
1329         req->index = idx;
1330         if (buf && buf_len > 1)
1331         {
1332             wine_server_set_reply( req, buf, (buf_len - 1) * sizeof(WCHAR) );
1333         }
1334         if (!wine_server_call_err( req ))
1335         {
1336             if (buf) buf[wine_server_reply_size(reply) / sizeof(WCHAR)] = 0;
1337             len = reply->total / sizeof(WCHAR) + 1;
1338         }
1339     }
1340     SERVER_END_REQ;
1341     return len;
1342 }
1343
1344 /******************************************************************
1345  *              CONSOLE_AppendHistory
1346  *
1347  *
1348  */
1349 BOOL    CONSOLE_AppendHistory(const WCHAR* ptr)
1350 {
1351     size_t      len = strlenW(ptr);
1352     BOOL        ret;
1353
1354     while (len && (ptr[len - 1] == '\n' || ptr[len - 1] == '\r')) len--;
1355
1356     SERVER_START_REQ( append_console_input_history )
1357     {
1358         req->handle = 0;
1359         wine_server_add_data( req, ptr, len * sizeof(WCHAR) );
1360         ret = !wine_server_call_err( req );
1361     }
1362     SERVER_END_REQ;
1363     return ret;
1364 }
1365
1366 /******************************************************************
1367  *              CONSOLE_GetNumHistoryEntries
1368  *
1369  *
1370  */
1371 unsigned CONSOLE_GetNumHistoryEntries(void)
1372 {
1373     unsigned ret = -1;
1374     SERVER_START_REQ(get_console_input_info)
1375     {
1376         req->handle = 0;
1377         if (!wine_server_call_err( req )) ret = reply->history_index;
1378     }
1379     SERVER_END_REQ;
1380     return ret;
1381 }
1382
1383 /******************************************************************
1384  *              CONSOLE_HandleCtrlC
1385  *
1386  * Check whether the shall manipulate CtrlC events
1387  */
1388 int     CONSOLE_HandleCtrlC(void)
1389 {
1390     int i;
1391
1392     /* FIXME: better test whether a console is attached to this process ??? */
1393     extern    unsigned CONSOLE_GetNumHistoryEntries(void);
1394     if (CONSOLE_GetNumHistoryEntries() == (unsigned)-1) return 0;
1395
1396     /* try to pass the exception to the debugger
1397      * if it continues, there's nothing more to do
1398      * otherwise, we need to send the ctrl-event to the handlers
1399      */
1400     __TRY
1401     {
1402         RaiseException( DBG_CONTROL_C, 0, 0, NULL );
1403     }
1404     __EXCEPT(CONSOLE_CtrlEventHandler)
1405     {
1406         /* the debugger didn't continue... so, pass to ctrl handlers */
1407         /* FIXME: since this routine is called while in a signal handler,
1408          * there are some serious synchronisation issues with
1409          * SetConsoleCtrlHandler (trouble ahead)
1410          */
1411         for (i = 0; i < sizeof(handlers)/sizeof(handlers[0]); i++)
1412         {
1413             if (handlers[i] && (handlers[i])(CTRL_C_EVENT)) break;
1414         }
1415     }
1416     __ENDTRY;
1417     return 1;
1418 }
1419