win32ss/user/winsrv/consrv/conoutput.c

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         ReactOS Console Server DLL
   4  * FILE:            win32ss/user/winsrv/consrv/conoutput.c
   5  * PURPOSE:         General Console Output Functions
   6  * PROGRAMMERS:     Jeffrey Morlan
   7  *                  Hermes Belusca-Maito (hermes.belusca@sfr.fr)
   8  */
   9
  10 /* INCLUDES *******************************************************************/
  11
  12 #include "consrv.h"
  13
  14 #define NDEBUG
  15 #include <debug.h>
  16
  17 /* PUBLIC SERVER APIS *********************************************************/
  18
  19 NTSTATUS NTAPI
  20 ConDrvInvalidateBitMapRect(IN PCONSOLE Console,
  21                            IN PCONSOLE_SCREEN_BUFFER Buffer,
  22                            IN PSMALL_RECT Region);
  23 CSR_API(SrvInvalidateBitMapRect)
  24 {
  25     NTSTATUS Status;
  26     PCONSOLE_INVALIDATEDIBITS InvalidateDIBitsRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.InvalidateDIBitsRequest;
  27     PCONSOLE_SCREEN_BUFFER Buffer;
  28
  29     DPRINT("SrvInvalidateBitMapRect\n");
  30
  31     Status = ConSrvGetScreenBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
  32                                    InvalidateDIBitsRequest->OutputHandle,
  33                                    &Buffer, GENERIC_READ, TRUE);
  34     if (!NT_SUCCESS(Status)) return Status;
  35
  36     Status = ConDrvInvalidateBitMapRect(Buffer->Header.Console,
  37                                         Buffer,
  38                                         &InvalidateDIBitsRequest->Region);
  39
  40     ConSrvReleaseScreenBuffer(Buffer, TRUE);
  41     return Status;
  42 }
  43
  44 NTSTATUS NTAPI
  45 ConDrvSetConsolePalette(IN PCONSOLE Console,
  46                         // IN PGRAPHICS_SCREEN_BUFFER Buffer,
  47                         IN PCONSOLE_SCREEN_BUFFER Buffer,
  48                         IN HPALETTE PaletteHandle,
  49                         IN UINT PaletteUsage);
  50 CSR_API(SrvSetConsolePalette)
  51 {
  52     NTSTATUS Status;
  53     PCONSOLE_SETPALETTE SetPaletteRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.SetPaletteRequest;
  54     // PGRAPHICS_SCREEN_BUFFER Buffer;
  55     PCONSOLE_SCREEN_BUFFER Buffer;
  56
  57     DPRINT("SrvSetConsolePalette\n");
  58
  59     // NOTE: Tests show that this function is used only for graphics screen buffers
  60     // and otherwise it returns FALSE + sets last error to invalid handle.
  61     // I think it's ridiculous, because if you are in text mode, simulating
  62     // a change of VGA palette via DAC registers (done by a call to SetConsolePalette)
  63     // cannot be done... So I allow it in ReactOS !
  64     /*
  65     Status = ConSrvGetGraphicsBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
  66                                      SetPaletteRequest->OutputHandle,
  67                                      &Buffer, GENERIC_WRITE, TRUE);
  68     */
  69     Status = ConSrvGetScreenBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
  70                                    SetPaletteRequest->OutputHandle,
  71                                    &Buffer, GENERIC_WRITE, TRUE);
  72     if (!NT_SUCCESS(Status)) return Status;
  73
  74     /*
  75      * Make the palette handle public, so that it can be
  76      * used by other threads calling GDI functions on it.
  77      * Indeed, the palette handle comes from a console app
  78      * calling ourselves, running in CSRSS.
  79      */
  80     NtUserConsoleControl(ConsoleMakePalettePublic,
  81                          &SetPaletteRequest->PaletteHandle,
  82                          sizeof(SetPaletteRequest->PaletteHandle));
  83
  84     Status = ConDrvSetConsolePalette(Buffer->Header.Console,
  85                                      Buffer,
  86                                      SetPaletteRequest->PaletteHandle,
  87                                      SetPaletteRequest->Usage);
  88
  89     ConSrvReleaseScreenBuffer(Buffer, TRUE);
  90     return Status;
  91 }
  92
  93 NTSTATUS NTAPI
  94 ConDrvGetConsoleCursorInfo(IN PCONSOLE Console,
  95                            IN PTEXTMODE_SCREEN_BUFFER Buffer,
  96                            OUT PCONSOLE_CURSOR_INFO CursorInfo);
  97 CSR_API(SrvGetConsoleCursorInfo)
  98 {
  99     NTSTATUS Status;
 100     PCONSOLE_GETSETCURSORINFO CursorInfoRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.CursorInfoRequest;
 101     PTEXTMODE_SCREEN_BUFFER Buffer;
 102
 103     DPRINT("SrvGetConsoleCursorInfo\n");
 104
 105     Status = ConSrvGetTextModeBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
 106                                      CursorInfoRequest->OutputHandle,
 107                                      &Buffer, GENERIC_READ, TRUE);
 108     if (!NT_SUCCESS(Status)) return Status;
 109
 110     Status = ConDrvGetConsoleCursorInfo(Buffer->Header.Console,
 111                                         Buffer,
 112                                         &CursorInfoRequest->Info);
 113
 114     ConSrvReleaseScreenBuffer(Buffer, TRUE);
 115     return Status;
 116 }
 117
 118 NTSTATUS NTAPI
 119 ConDrvSetConsoleCursorInfo(IN PCONSOLE Console,
 120                            IN PTEXTMODE_SCREEN_BUFFER Buffer,
 121                            IN PCONSOLE_CURSOR_INFO CursorInfo);
 122 CSR_API(SrvSetConsoleCursorInfo)
 123 {
 124     NTSTATUS Status;
 125     PCONSOLE_GETSETCURSORINFO CursorInfoRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.CursorInfoRequest;
 126     PTEXTMODE_SCREEN_BUFFER Buffer;
 127
 128     DPRINT("SrvSetConsoleCursorInfo\n");
 129
 130     Status = ConSrvGetTextModeBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
 131                                      CursorInfoRequest->OutputHandle,
 132                                      &Buffer, GENERIC_WRITE, TRUE);
 133     if (!NT_SUCCESS(Status)) return Status;
 134
 135     Status = ConDrvSetConsoleCursorInfo(Buffer->Header.Console,
 136                                         Buffer,
 137                                         &CursorInfoRequest->Info);
 138
 139     ConSrvReleaseScreenBuffer(Buffer, TRUE);
 140     return Status;
 141 }
 142
 143 NTSTATUS NTAPI
 144 ConDrvSetConsoleCursorPosition(IN PCONSOLE Console,
 145                                IN PTEXTMODE_SCREEN_BUFFER Buffer,
 146                                IN PCOORD Position);
 147 CSR_API(SrvSetConsoleCursorPosition)
 148 {
 149     NTSTATUS Status;
 150     PCONSOLE_SETCURSORPOSITION SetCursorPositionRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.SetCursorPositionRequest;
 151     PTEXTMODE_SCREEN_BUFFER Buffer;
 152
 153     DPRINT("SrvSetConsoleCursorPosition\n");
 154
 155     Status = ConSrvGetTextModeBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
 156                                      SetCursorPositionRequest->OutputHandle,
 157                                      &Buffer, GENERIC_WRITE, TRUE);
 158     if (!NT_SUCCESS(Status)) return Status;
 159
 160     Status = ConDrvSetConsoleCursorPosition(Buffer->Header.Console,
 161                                             Buffer,
 162                                             &SetCursorPositionRequest->Position);
 163
 164     ConSrvReleaseScreenBuffer(Buffer, TRUE);
 165     return Status;
 166 }
 167
 168 CSR_API(SrvCreateConsoleScreenBuffer)
 169 {
 170     NTSTATUS Status = STATUS_INVALID_PARAMETER;
 171     PCONSOLE_CREATESCREENBUFFER CreateScreenBufferRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.CreateScreenBufferRequest;
 172     PCONSOLE_PROCESS_DATA ProcessData = ConsoleGetPerProcessData(CsrGetClientThread()->Process);
 173     PCONSOLE Console;
 174     PCONSOLE_SCREEN_BUFFER Buff;
 175
 176     PVOID ScreenBufferInfo = NULL;
 177     TEXTMODE_BUFFER_INFO TextModeInfo = {{80, 25},
 178                                          DEFAULT_SCREEN_ATTRIB,
 179                                          DEFAULT_POPUP_ATTRIB ,
 180                                          TRUE,
 181                                          CSR_DEFAULT_CURSOR_SIZE};
 182     GRAPHICS_BUFFER_INFO GraphicsInfo;
 183     GraphicsInfo.Info = CreateScreenBufferRequest->GraphicsBufferInfo; // HACK for MSVC
 184
 185     DPRINT("SrvCreateConsoleScreenBuffer\n");
 186
 187     Status = ConSrvGetConsole(ProcessData, &Console, TRUE);
 188     if (!NT_SUCCESS(Status)) return Status;
 189
 190     if (CreateScreenBufferRequest->ScreenBufferType == CONSOLE_TEXTMODE_BUFFER)
 191     {
 192         ScreenBufferInfo = &TextModeInfo;
 193
 194         /*
 195         if (Console->ActiveBuffer)
 196         {
 197             TextModeInfo.ScreenBufferSize = Console->ActiveBuffer->ScreenBufferSize;
 198             if (TextModeInfo.ScreenBufferSize.X == 0) TextModeInfo.ScreenBufferSize.X = 80;
 199             if (TextModeInfo.ScreenBufferSize.Y == 0) TextModeInfo.ScreenBufferSize.Y = 25;
 200
 201             TextModeInfo.ScreenAttrib = Console->ActiveBuffer->ScreenBuffer.TextBuffer.ScreenDefaultAttrib;
 202             TextModeInfo.PopupAttrib  = Console->ActiveBuffer->ScreenBuffer.TextBuffer.PopupDefaultAttrib;
 203
 204             TextModeInfo.IsCursorVisible = Console->ActiveBuffer->CursorInfo.bVisible;
 205             TextModeInfo.CursorSize      = Console->ActiveBuffer->CursorInfo.dwSize;
 206         }
 207         */
 208
 209         /*
 210          * This is Windows' behaviour
 211          */
 212
 213         /* Use the current console size. Regularize it if needed. */
 214         TextModeInfo.ScreenBufferSize = Console->ConsoleSize;
 215         if (TextModeInfo.ScreenBufferSize.X == 0) TextModeInfo.ScreenBufferSize.X = 1;
 216         if (TextModeInfo.ScreenBufferSize.Y == 0) TextModeInfo.ScreenBufferSize.Y = 1;
 217
 218         /* If we have an active screen buffer, use its attributes as the new ones */
 219         if (Console->ActiveBuffer && GetType(Console->ActiveBuffer) == TEXTMODE_BUFFER)
 220         {
 221             PTEXTMODE_SCREEN_BUFFER Buffer = (PTEXTMODE_SCREEN_BUFFER)Console->ActiveBuffer;
 222
 223             TextModeInfo.ScreenAttrib = Buffer->ScreenDefaultAttrib;
 224             TextModeInfo.PopupAttrib  = Buffer->PopupDefaultAttrib;
 225
 226             TextModeInfo.IsCursorVisible = Buffer->CursorInfo.bVisible;
 227             TextModeInfo.CursorSize      = Buffer->CursorInfo.dwSize;
 228         }
 229     }
 230     else if (CreateScreenBufferRequest->ScreenBufferType == CONSOLE_GRAPHICS_BUFFER)
 231     {
 232         /* Get infos from the graphics buffer information structure */
 233         if (!CsrValidateMessageBuffer(ApiMessage,
 234                                       (PVOID*)&CreateScreenBufferRequest->GraphicsBufferInfo.lpBitMapInfo,
 235                                       CreateScreenBufferRequest->GraphicsBufferInfo.dwBitMapInfoLength,
 236                                       sizeof(BYTE)))
 237         {
 238             Status = STATUS_INVALID_PARAMETER;
 239             goto Quit;
 240         }
 241
 242         ScreenBufferInfo = &GraphicsInfo;
 243
 244         /* Initialize shared variables */
 245         // CreateScreenBufferRequest->GraphicsBufferInfo.hMutex
 246         CreateScreenBufferRequest->hMutex   = GraphicsInfo.Info.hMutex   = INVALID_HANDLE_VALUE;
 247         // CreateScreenBufferRequest->GraphicsBufferInfo.lpBitMap
 248         CreateScreenBufferRequest->lpBitMap = GraphicsInfo.Info.lpBitMap = NULL;
 249
 250         /* A graphics screen buffer is never inheritable */
 251         CreateScreenBufferRequest->InheritHandle = FALSE;
 252     }
 253
 254     Status = ConDrvCreateScreenBuffer(&Buff,
 255                                       Console,
 256                                       CreateScreenBufferRequest->ScreenBufferType,
 257                                       ScreenBufferInfo);
 258     if (!NT_SUCCESS(Status)) goto Quit;
 259
 260     /* Insert the new handle inside the process handles table */
 261     RtlEnterCriticalSection(&ProcessData->HandleTableLock);
 262
 263     Status = ConSrvInsertObject(ProcessData,
 264                                 &CreateScreenBufferRequest->OutputHandle,
 265                                 &Buff->Header,
 266                                 CreateScreenBufferRequest->DesiredAccess,
 267                                 CreateScreenBufferRequest->InheritHandle,
 268                                 CreateScreenBufferRequest->ShareMode);
 269
 270     RtlLeaveCriticalSection(&ProcessData->HandleTableLock);
 271
 272     if (!NT_SUCCESS(Status)) goto Quit;
 273
 274     if (CreateScreenBufferRequest->ScreenBufferType == CONSOLE_GRAPHICS_BUFFER)
 275     {
 276         PGRAPHICS_SCREEN_BUFFER Buffer = (PGRAPHICS_SCREEN_BUFFER)Buff;
 277         /*
 278          * Initialize the graphics buffer information structure
 279          * and give it back to the client.
 280          */
 281         // CreateScreenBufferRequest->GraphicsBufferInfo.hMutex
 282         CreateScreenBufferRequest->hMutex   = Buffer->ClientMutex;
 283         // CreateScreenBufferRequest->GraphicsBufferInfo.lpBitMap
 284         CreateScreenBufferRequest->lpBitMap = Buffer->ClientBitMap;
 285     }
 286
 287 Quit:
 288     ConSrvReleaseConsole(Console, TRUE);
 289     return Status;
 290 }
 291
 292 NTSTATUS NTAPI
 293 ConDrvSetConsoleActiveScreenBuffer(IN PCONSOLE Console,
 294                                    IN PCONSOLE_SCREEN_BUFFER Buffer);
 295 CSR_API(SrvSetConsoleActiveScreenBuffer)
 296 {
 297     NTSTATUS Status;
 298     PCONSOLE_SETACTIVESCREENBUFFER SetScreenBufferRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.SetScreenBufferRequest;
 299     PCONSOLE_SCREEN_BUFFER Buffer;
 300
 301     DPRINT("SrvSetConsoleActiveScreenBuffer\n");
 302
 303     Status = ConSrvGetScreenBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
 304                                    SetScreenBufferRequest->OutputHandle,
 305                                    &Buffer, GENERIC_WRITE, TRUE);
 306     if (!NT_SUCCESS(Status)) return Status;
 307
 308     Status = ConDrvSetConsoleActiveScreenBuffer(Buffer->Header.Console,
 309                                                 Buffer);
 310
 311     ConSrvReleaseScreenBuffer(Buffer, TRUE);
 312     return Status;
 313 }
 314
 315
 316 /* CSR THREADS FOR WriteConsole ***********************************************/
 317
 318 static NTSTATUS
 319 DoWriteConsole(IN PCSR_API_MESSAGE ApiMessage,
 320                IN PCSR_THREAD ClientThread,
 321                IN BOOLEAN CreateWaitBlock OPTIONAL);
 322
 323 // Wait function CSR_WAIT_FUNCTION
 324 static BOOLEAN
 325 NTAPI
 326 WriteConsoleThread(IN PLIST_ENTRY WaitList,
 327                    IN PCSR_THREAD WaitThread,
 328                    IN PCSR_API_MESSAGE WaitApiMessage,
 329                    IN PVOID WaitContext,
 330                    IN PVOID WaitArgument1,
 331                    IN PVOID WaitArgument2,
 332                    IN ULONG WaitFlags)
 333 {
 334     NTSTATUS Status;
 335
 336     DPRINT("WriteConsoleThread - WaitContext = 0x%p, WaitArgument1 = 0x%p, WaitArgument2 = 0x%p, WaitFlags = %lu\n", WaitContext, WaitArgument1, WaitArgument2, WaitFlags);
 337
 338     /*
 339      * If we are notified of the process termination via a call
 340      * to CsrNotifyWaitBlock triggered by CsrDestroyProcess or
 341      * CsrDestroyThread, just return.
 342      */
 343     if (WaitFlags & CsrProcessTerminating)
 344     {
 345         Status = STATUS_THREAD_IS_TERMINATING;
 346         goto Quit;
 347     }
 348
 349     Status = DoWriteConsole(WaitApiMessage, WaitThread, FALSE);
 350
 351 Quit:
 352     if (Status != STATUS_PENDING)
 353     {
 354         WaitApiMessage->Status = Status;
 355     }
 356
 357     return (Status == STATUS_PENDING ? FALSE : TRUE);
 358 }
 359
 360 NTSTATUS NTAPI
 361 ConDrvWriteConsole(IN PCONSOLE Console,
 362                    IN PTEXTMODE_SCREEN_BUFFER ScreenBuffer,
 363                    IN BOOLEAN Unicode,
 364                    IN PVOID StringBuffer,
 365                    IN ULONG NumCharsToWrite,
 366                    OUT PULONG NumCharsWritten OPTIONAL);
 367 static NTSTATUS
 368 DoWriteConsole(IN PCSR_API_MESSAGE ApiMessage,
 369                IN PCSR_THREAD ClientThread,
 370                IN BOOLEAN CreateWaitBlock OPTIONAL)
 371 {
 372     NTSTATUS Status;
 373     PCONSOLE_WRITECONSOLE WriteConsoleRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.WriteConsoleRequest;
 374     PTEXTMODE_SCREEN_BUFFER ScreenBuffer;
 375
 376     PVOID Buffer;
 377     ULONG NrCharactersWritten = 0;
 378     ULONG CharSize = (WriteConsoleRequest->Unicode ? sizeof(WCHAR) : sizeof(CHAR));
 379
 380     Status = ConSrvGetTextModeBuffer(ConsoleGetPerProcessData(ClientThread->Process),
 381                                      WriteConsoleRequest->OutputHandle,
 382                                      &ScreenBuffer, GENERIC_WRITE, FALSE);
 383     if (!NT_SUCCESS(Status)) return Status;
 384
 385     /*
 386      * For optimization purposes, Windows (and hence ReactOS, too, for
 387      * compatibility reasons) uses a static buffer if no more than eighty
 388      * bytes are written. Otherwise a new buffer is used.
 389      * The client-side expects that we know this behaviour.
 390      */
 391     if (WriteConsoleRequest->UsingStaticBuffer &&
 392         WriteConsoleRequest->NumBytes <= sizeof(WriteConsoleRequest->StaticBuffer))
 393     {
 394         /*
 395          * Adjust the internal pointer, because its old value points to
 396          * the static buffer in the original ApiMessage structure.
 397          */
 398         // WriteConsoleRequest->Buffer = WriteConsoleRequest->StaticBuffer;
 399         Buffer = WriteConsoleRequest->StaticBuffer;
 400     }
 401     else
 402     {
 403         Buffer = WriteConsoleRequest->Buffer;
 404     }
 405
 406     DPRINT("Calling ConDrvWriteConsole\n");
 407     Status = ConDrvWriteConsole(ScreenBuffer->Header.Console,
 408                                 ScreenBuffer,
 409                                 WriteConsoleRequest->Unicode,
 410                                 Buffer,
 411                                 WriteConsoleRequest->NumBytes / CharSize, // NrCharactersToWrite
 412                                 &NrCharactersWritten);
 413     DPRINT("ConDrvWriteConsole returned (%d ; Status = 0x%08x)\n",
 414            NrCharactersWritten, Status);
 415
 416     if (Status == STATUS_PENDING)
 417     {
 418         if (CreateWaitBlock)
 419         {
 420             if (!CsrCreateWait(&ScreenBuffer->Header.Console->WriteWaitQueue,
 421                                WriteConsoleThread,
 422                                ClientThread,
 423                                ApiMessage,
 424                                NULL))
 425             {
 426                 /* Fail */
 427                 Status = STATUS_NO_MEMORY;
 428                 goto Quit;
 429             }
 430         }
 431
 432         /* Wait until we un-pause the console */
 433         // Status = STATUS_PENDING;
 434     }
 435     else
 436     {
 437         /* We read all what we wanted. Set the number of bytes written. */
 438         WriteConsoleRequest->NumBytes = NrCharactersWritten * CharSize;
 439     }
 440
 441 Quit:
 442     ConSrvReleaseScreenBuffer(ScreenBuffer, FALSE);
 443     return Status;
 444 }
 445
 446
 447 /* TEXT OUTPUT APIS ***********************************************************/
 448
 449 NTSTATUS NTAPI
 450 ConDrvReadConsoleOutput(IN PCONSOLE Console,
 451                         IN PTEXTMODE_SCREEN_BUFFER Buffer,
 452                         IN BOOLEAN Unicode,
 453                         OUT PCHAR_INFO CharInfo/*Buffer*/,
 454                         IN PCOORD BufferSize,
 455                         IN PCOORD BufferCoord,
 456                         IN OUT PSMALL_RECT ReadRegion);
 457 CSR_API(SrvReadConsoleOutput)
 458 {
 459     NTSTATUS Status;
 460     PCONSOLE_READOUTPUT ReadOutputRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.ReadOutputRequest;
 461     PTEXTMODE_SCREEN_BUFFER Buffer;
 462
 463     DPRINT("SrvReadConsoleOutput\n");
 464
 465     if (!CsrValidateMessageBuffer(ApiMessage,
 466                                   (PVOID*)&ReadOutputRequest->CharInfo,
 467                                   ReadOutputRequest->BufferSize.X * ReadOutputRequest->BufferSize.Y,
 468                                   sizeof(CHAR_INFO)))
 469     {
 470         return STATUS_INVALID_PARAMETER;
 471     }
 472
 473     Status = ConSrvGetTextModeBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
 474                                      ReadOutputRequest->OutputHandle,
 475                                      &Buffer, GENERIC_READ, TRUE);
 476     if (!NT_SUCCESS(Status)) return Status;
 477
 478     Status = ConDrvReadConsoleOutput(Buffer->Header.Console,
 479                                      Buffer,
 480                                      ReadOutputRequest->Unicode,
 481                                      ReadOutputRequest->CharInfo,
 482                                      &ReadOutputRequest->BufferSize,
 483                                      &ReadOutputRequest->BufferCoord,
 484                                      &ReadOutputRequest->ReadRegion);
 485
 486     ConSrvReleaseScreenBuffer(Buffer, TRUE);
 487     return Status;
 488 }
 489
 490 NTSTATUS NTAPI
 491 ConDrvWriteConsoleOutput(IN PCONSOLE Console,
 492                          IN PTEXTMODE_SCREEN_BUFFER Buffer,
 493                          IN BOOLEAN Unicode,
 494                          IN PCHAR_INFO CharInfo/*Buffer*/,
 495                          IN PCOORD BufferSize,
 496                          IN PCOORD BufferCoord,
 497                          IN OUT PSMALL_RECT WriteRegion);
 498 CSR_API(SrvWriteConsoleOutput)
 499 {
 500     NTSTATUS Status;
 501     PCONSOLE_WRITEOUTPUT WriteOutputRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.WriteOutputRequest;
 502     PTEXTMODE_SCREEN_BUFFER Buffer;
 503
 504     DPRINT("SrvWriteConsoleOutput\n");
 505
 506     if (!CsrValidateMessageBuffer(ApiMessage,
 507                                   (PVOID*)&WriteOutputRequest->CharInfo,
 508                                   WriteOutputRequest->BufferSize.X * WriteOutputRequest->BufferSize.Y,
 509                                   sizeof(CHAR_INFO)))
 510     {
 511         return STATUS_INVALID_PARAMETER;
 512     }
 513
 514     Status = ConSrvGetTextModeBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
 515                                      WriteOutputRequest->OutputHandle,
 516                                      &Buffer, GENERIC_WRITE, TRUE);
 517     if (!NT_SUCCESS(Status)) return Status;
 518
 519     Status = ConDrvWriteConsoleOutput(Buffer->Header.Console,
 520                                       Buffer,
 521                                       WriteOutputRequest->Unicode,
 522                                       WriteOutputRequest->CharInfo,
 523                                       &WriteOutputRequest->BufferSize,
 524                                       &WriteOutputRequest->BufferCoord,
 525                                       &WriteOutputRequest->WriteRegion);
 526
 527     ConSrvReleaseScreenBuffer(Buffer, TRUE);
 528     return Status;
 529 }
 530
 531 CSR_API(SrvWriteConsole)
 532 {
 533     NTSTATUS Status;
 534     PCONSOLE_WRITECONSOLE WriteConsoleRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.WriteConsoleRequest;
 535
 536     DPRINT("SrvWriteConsole\n");
 537
 538     /*
 539      * For optimization purposes, Windows (and hence ReactOS, too, for
 540      * compatibility reasons) uses a static buffer if no more than eighty
 541      * bytes are written. Otherwise a new buffer is used.
 542      * The client-side expects that we know this behaviour.
 543      */
 544     if (WriteConsoleRequest->UsingStaticBuffer &&
 545         WriteConsoleRequest->NumBytes <= sizeof(WriteConsoleRequest->StaticBuffer))
 546     {
 547         /*
 548          * Adjust the internal pointer, because its old value points to
 549          * the static buffer in the original ApiMessage structure.
 550          */
 551         // WriteConsoleRequest->Buffer = WriteConsoleRequest->StaticBuffer;
 552     }
 553     else
 554     {
 555         if (!CsrValidateMessageBuffer(ApiMessage,
 556                                       (PVOID)&WriteConsoleRequest->Buffer,
 557                                       WriteConsoleRequest->NumBytes,
 558                                       sizeof(BYTE)))
 559         {
 560             return STATUS_INVALID_PARAMETER;
 561         }
 562     }
 563
 564     Status = DoWriteConsole(ApiMessage, CsrGetClientThread(), TRUE);
 565
 566     if (Status == STATUS_PENDING) *ReplyCode = CsrReplyPending;
 567
 568     return Status;
 569 }
 570
 571 NTSTATUS NTAPI
 572 ConDrvReadConsoleOutputString(IN PCONSOLE Console,
 573                               IN PTEXTMODE_SCREEN_BUFFER Buffer,
 574                               IN CODE_TYPE CodeType,
 575                               OUT PVOID StringBuffer,
 576                               IN ULONG NumCodesToRead,
 577                               IN PCOORD ReadCoord,
 578                               // OUT PCOORD EndCoord,
 579                               OUT PULONG NumCodesRead OPTIONAL);
 580 CSR_API(SrvReadConsoleOutputString)
 581 {
 582     NTSTATUS Status;
 583     PCONSOLE_READOUTPUTCODE ReadOutputCodeRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.ReadOutputCodeRequest;
 584     PTEXTMODE_SCREEN_BUFFER Buffer;
 585     ULONG CodeSize;
 586
 587     PVOID pCode;
 588
 589     DPRINT("SrvReadConsoleOutputString\n");
 590
 591     switch (ReadOutputCodeRequest->CodeType)
 592     {
 593         case CODE_ASCII:
 594             CodeSize = RTL_FIELD_SIZE(CODE_ELEMENT, AsciiChar);
 595             break;
 596
 597         case CODE_UNICODE:
 598             CodeSize = RTL_FIELD_SIZE(CODE_ELEMENT, UnicodeChar);
 599             break;
 600
 601         case CODE_ATTRIBUTE:
 602             CodeSize = RTL_FIELD_SIZE(CODE_ELEMENT, Attribute);
 603             break;
 604
 605         default:
 606             return STATUS_INVALID_PARAMETER;
 607     }
 608
 609     /*
 610      * For optimization purposes, Windows (and hence ReactOS, too, for
 611      * compatibility reasons) uses a static buffer if no more than eighty
 612      * bytes are read. Otherwise a new buffer is used.
 613      * The client-side expects that we know this behaviour.
 614      */
 615     if (ReadOutputCodeRequest->NumCodes * CodeSize <= sizeof(ReadOutputCodeRequest->CodeStaticBuffer))
 616     {
 617         /*
 618          * Adjust the internal pointer, because its old value points to
 619          * the static buffer in the original ApiMessage structure.
 620          */
 621         // ReadOutputCodeRequest->pCode = ReadOutputCodeRequest->CodeStaticBuffer;
 622         pCode = ReadOutputCodeRequest->CodeStaticBuffer;
 623     }
 624     else
 625     {
 626         if (!CsrValidateMessageBuffer(ApiMessage,
 627                                       (PVOID*)&ReadOutputCodeRequest->pCode,
 628                                       ReadOutputCodeRequest->NumCodes,
 629                                       CodeSize))
 630         {
 631             return STATUS_INVALID_PARAMETER;
 632         }
 633
 634         pCode = ReadOutputCodeRequest->pCode;
 635     }
 636
 637     Status = ConSrvGetTextModeBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
 638                                      ReadOutputCodeRequest->OutputHandle,
 639                                      &Buffer, GENERIC_READ, TRUE);
 640     if (!NT_SUCCESS(Status))
 641     {
 642         ReadOutputCodeRequest->NumCodes = 0;
 643         return Status;
 644     }
 645
 646     Status = ConDrvReadConsoleOutputString(Buffer->Header.Console,
 647                                            Buffer,
 648                                            ReadOutputCodeRequest->CodeType,
 649                                            pCode,
 650                                            ReadOutputCodeRequest->NumCodes,
 651                                            &ReadOutputCodeRequest->Coord,
 652                                            // &ReadOutputCodeRequest->EndCoord,
 653                                            &ReadOutputCodeRequest->NumCodes);
 654
 655     ConSrvReleaseScreenBuffer(Buffer, TRUE);
 656     return Status;
 657 }
 658
 659 NTSTATUS NTAPI
 660 ConDrvWriteConsoleOutputString(IN PCONSOLE Console,
 661                                IN PTEXTMODE_SCREEN_BUFFER Buffer,
 662                                IN CODE_TYPE CodeType,
 663                                IN PVOID StringBuffer,
 664                                IN ULONG NumCodesToWrite,
 665                                IN PCOORD WriteCoord,
 666                                // OUT PCOORD EndCoord,
 667                                OUT PULONG NumCodesWritten OPTIONAL);
 668 CSR_API(SrvWriteConsoleOutputString)
 669 {
 670     NTSTATUS Status;
 671     PCONSOLE_WRITEOUTPUTCODE WriteOutputCodeRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.WriteOutputCodeRequest;
 672     PTEXTMODE_SCREEN_BUFFER Buffer;
 673     ULONG CodeSize;
 674
 675     PVOID pCode;
 676
 677     DPRINT("SrvWriteConsoleOutputString\n");
 678
 679     switch (WriteOutputCodeRequest->CodeType)
 680     {
 681         case CODE_ASCII:
 682             CodeSize = RTL_FIELD_SIZE(CODE_ELEMENT, AsciiChar);
 683             break;
 684
 685         case CODE_UNICODE:
 686             CodeSize = RTL_FIELD_SIZE(CODE_ELEMENT, UnicodeChar);
 687             break;
 688
 689         case CODE_ATTRIBUTE:
 690             CodeSize = RTL_FIELD_SIZE(CODE_ELEMENT, Attribute);
 691             break;
 692
 693         default:
 694             return STATUS_INVALID_PARAMETER;
 695     }
 696
 697     /*
 698      * For optimization purposes, Windows (and hence ReactOS, too, for
 699      * compatibility reasons) uses a static buffer if no more than eighty
 700      * bytes are written. Otherwise a new buffer is used.
 701      * The client-side expects that we know this behaviour.
 702      */
 703     if (WriteOutputCodeRequest->NumCodes * CodeSize <= sizeof(WriteOutputCodeRequest->CodeStaticBuffer))
 704     {
 705         /*
 706          * Adjust the internal pointer, because its old value points to
 707          * the static buffer in the original ApiMessage structure.
 708          */
 709         // WriteOutputCodeRequest->pCode = WriteOutputCodeRequest->CodeStaticBuffer;
 710         pCode = WriteOutputCodeRequest->CodeStaticBuffer;
 711     }
 712     else
 713     {
 714         if (!CsrValidateMessageBuffer(ApiMessage,
 715                                       (PVOID*)&WriteOutputCodeRequest->pCode,
 716                                       WriteOutputCodeRequest->NumCodes,
 717                                       CodeSize))
 718         {
 719             return STATUS_INVALID_PARAMETER;
 720         }
 721
 722         pCode = WriteOutputCodeRequest->pCode;
 723     }
 724
 725     Status = ConSrvGetTextModeBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
 726                                      WriteOutputCodeRequest->OutputHandle,
 727                                      &Buffer, GENERIC_WRITE, TRUE);
 728     if (!NT_SUCCESS(Status))
 729     {
 730         WriteOutputCodeRequest->NumCodes = 0;
 731         return Status;
 732     }
 733
 734     Status = ConDrvWriteConsoleOutputString(Buffer->Header.Console,
 735                                             Buffer,
 736                                             WriteOutputCodeRequest->CodeType,
 737                                             pCode,
 738                                             WriteOutputCodeRequest->NumCodes,
 739                                             &WriteOutputCodeRequest->Coord,
 740                                             // &WriteOutputCodeRequest->EndCoord,
 741                                             &WriteOutputCodeRequest->NumCodes);
 742
 743     ConSrvReleaseScreenBuffer(Buffer, TRUE);
 744     return Status;
 745 }
 746
 747 NTSTATUS NTAPI
 748 ConDrvFillConsoleOutput(IN PCONSOLE Console,
 749                         IN PTEXTMODE_SCREEN_BUFFER Buffer,
 750                         IN CODE_TYPE CodeType,
 751                         IN CODE_ELEMENT Code,
 752                         IN ULONG NumCodesToWrite,
 753                         IN PCOORD WriteCoord,
 754                         OUT PULONG NumCodesWritten OPTIONAL);
 755 CSR_API(SrvFillConsoleOutput)
 756 {
 757     NTSTATUS Status;
 758     PCONSOLE_FILLOUTPUTCODE FillOutputRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.FillOutputRequest;
 759     PTEXTMODE_SCREEN_BUFFER Buffer;
 760     CODE_TYPE CodeType = FillOutputRequest->CodeType;
 761
 762     DPRINT("SrvFillConsoleOutput\n");
 763
 764     if ( (CodeType != CODE_ASCII    ) &&
 765          (CodeType != CODE_UNICODE  ) &&
 766          (CodeType != CODE_ATTRIBUTE) )
 767     {
 768         return STATUS_INVALID_PARAMETER;
 769     }
 770
 771     Status = ConSrvGetTextModeBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
 772                                      FillOutputRequest->OutputHandle,
 773                                      &Buffer, GENERIC_WRITE, TRUE);
 774     if (!NT_SUCCESS(Status))
 775     {
 776         FillOutputRequest->NumCodes = 0;
 777         return Status;
 778     }
 779
 780     Status = ConDrvFillConsoleOutput(Buffer->Header.Console,
 781                                      Buffer,
 782                                      CodeType,
 783                                      FillOutputRequest->Code,
 784                                      FillOutputRequest->NumCodes,
 785                                      &FillOutputRequest->WriteCoord,
 786                                      &FillOutputRequest->NumCodes);
 787
 788     ConSrvReleaseScreenBuffer(Buffer, TRUE);
 789     return Status;
 790 }
 791
 792 NTSTATUS NTAPI
 793 ConDrvGetConsoleScreenBufferInfo(IN  PCONSOLE Console,
 794                                  IN  PTEXTMODE_SCREEN_BUFFER Buffer,
 795                                  OUT PCOORD ScreenBufferSize,
 796                                  OUT PCOORD CursorPosition,
 797                                  OUT PCOORD ViewOrigin,
 798                                  OUT PCOORD ViewSize,
 799                                  OUT PCOORD MaximumViewSize,
 800                                  OUT PWORD  Attributes);
 801 CSR_API(SrvGetConsoleScreenBufferInfo)
 802 {
 803     NTSTATUS Status;
 804     PCONSOLE_GETSCREENBUFFERINFO ScreenBufferInfoRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.ScreenBufferInfoRequest;
 805     PTEXTMODE_SCREEN_BUFFER Buffer;
 806
 807     DPRINT("SrvGetConsoleScreenBufferInfo\n");
 808
 809     Status = ConSrvGetTextModeBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
 810                                      ScreenBufferInfoRequest->OutputHandle,
 811                                      &Buffer, GENERIC_READ, TRUE);
 812     if (!NT_SUCCESS(Status)) return Status;
 813
 814     Status = ConDrvGetConsoleScreenBufferInfo(Buffer->Header.Console,
 815                                               Buffer,
 816                                               &ScreenBufferInfoRequest->ScreenBufferSize,
 817                                               &ScreenBufferInfoRequest->CursorPosition,
 818                                               &ScreenBufferInfoRequest->ViewOrigin,
 819                                               &ScreenBufferInfoRequest->ViewSize,
 820                                               &ScreenBufferInfoRequest->MaximumViewSize,
 821                                               &ScreenBufferInfoRequest->Attributes);
 822
 823     ConSrvReleaseScreenBuffer(Buffer, TRUE);
 824     return Status;
 825 }
 826
 827 NTSTATUS NTAPI
 828 ConDrvSetConsoleTextAttribute(IN PCONSOLE Console,
 829                               IN PTEXTMODE_SCREEN_BUFFER Buffer,
 830                               IN WORD Attributes);
 831 CSR_API(SrvSetConsoleTextAttribute)
 832 {
 833     NTSTATUS Status;
 834     PCONSOLE_SETTEXTATTRIB SetTextAttribRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.SetTextAttribRequest;
 835     PTEXTMODE_SCREEN_BUFFER Buffer;
 836
 837     DPRINT("SrvSetConsoleTextAttribute\n");
 838
 839     Status = ConSrvGetTextModeBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
 840                                      SetTextAttribRequest->OutputHandle,
 841                                      &Buffer, GENERIC_WRITE, TRUE);
 842     if (!NT_SUCCESS(Status)) return Status;
 843
 844     Status = ConDrvSetConsoleTextAttribute(Buffer->Header.Console,
 845                                            Buffer,
 846                                            SetTextAttribRequest->Attributes);
 847
 848     ConSrvReleaseScreenBuffer(Buffer, TRUE);
 849     return Status;
 850 }
 851
 852 NTSTATUS NTAPI
 853 ConDrvSetConsoleScreenBufferSize(IN PCONSOLE Console,
 854                                  IN PTEXTMODE_SCREEN_BUFFER Buffer,
 855                                  IN PCOORD Size);
 856 CSR_API(SrvSetConsoleScreenBufferSize)
 857 {
 858     NTSTATUS Status;
 859     PCONSOLE_SETSCREENBUFFERSIZE SetScreenBufferSizeRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.SetScreenBufferSizeRequest;
 860     PTEXTMODE_SCREEN_BUFFER Buffer;
 861
 862     DPRINT("SrvSetConsoleScreenBufferSize\n");
 863
 864     Status = ConSrvGetTextModeBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
 865                                      SetScreenBufferSizeRequest->OutputHandle,
 866                                      &Buffer, GENERIC_WRITE, TRUE);
 867     if (!NT_SUCCESS(Status)) return Status;
 868
 869     Status = ConDrvSetConsoleScreenBufferSize(Buffer->Header.Console,
 870                                               Buffer,
 871                                               &SetScreenBufferSizeRequest->Size);
 872
 873     ConSrvReleaseScreenBuffer(Buffer, TRUE);
 874     return Status;
 875 }
 876
 877 NTSTATUS NTAPI
 878 ConDrvScrollConsoleScreenBuffer(IN PCONSOLE Console,
 879                                 IN PTEXTMODE_SCREEN_BUFFER Buffer,
 880                                 IN BOOLEAN Unicode,
 881                                 IN PSMALL_RECT ScrollRectangle,
 882                                 IN BOOLEAN UseClipRectangle,
 883                                 IN PSMALL_RECT ClipRectangle OPTIONAL,
 884                                 IN PCOORD DestinationOrigin,
 885                                 IN CHAR_INFO FillChar);
 886 CSR_API(SrvScrollConsoleScreenBuffer)
 887 {
 888     NTSTATUS Status;
 889     PCONSOLE_SCROLLSCREENBUFFER ScrollScreenBufferRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.ScrollScreenBufferRequest;
 890     PTEXTMODE_SCREEN_BUFFER Buffer;
 891
 892     DPRINT("SrvScrollConsoleScreenBuffer\n");
 893
 894     Status = ConSrvGetTextModeBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
 895                                      ScrollScreenBufferRequest->OutputHandle,
 896                                      &Buffer, GENERIC_WRITE, TRUE);
 897     if (!NT_SUCCESS(Status)) return Status;
 898
 899     Status = ConDrvScrollConsoleScreenBuffer(Buffer->Header.Console,
 900                                              Buffer,
 901                                              ScrollScreenBufferRequest->Unicode,
 902                                              &ScrollScreenBufferRequest->ScrollRectangle,
 903                                              ScrollScreenBufferRequest->UseClipRectangle,
 904                                              &ScrollScreenBufferRequest->ClipRectangle,
 905                                              &ScrollScreenBufferRequest->DestinationOrigin,
 906                                              ScrollScreenBufferRequest->Fill);
 907
 908     ConSrvReleaseScreenBuffer(Buffer, TRUE);
 909     return Status;
 910 }
 911
 912 NTSTATUS NTAPI
 913 ConDrvSetConsoleWindowInfo(IN PCONSOLE Console,
 914                            IN PTEXTMODE_SCREEN_BUFFER Buffer,
 915                            IN BOOLEAN Absolute,
 916                            IN PSMALL_RECT WindowRect);
 917 CSR_API(SrvSetConsoleWindowInfo)
 918 {
 919     NTSTATUS Status;
 920     PCONSOLE_SETWINDOWINFO SetWindowInfoRequest = &((PCONSOLE_API_MESSAGE)ApiMessage)->Data.SetWindowInfoRequest;
 921     // PCONSOLE_SCREEN_BUFFER Buffer;
 922     PTEXTMODE_SCREEN_BUFFER Buffer;
 923
 924     DPRINT1("SrvSetConsoleWindowInfo(0x%08x, %d, {L%d, T%d, R%d, B%d}) called\n",
 925             SetWindowInfoRequest->OutputHandle, SetWindowInfoRequest->Absolute,
 926             SetWindowInfoRequest->WindowRect.Left ,
 927             SetWindowInfoRequest->WindowRect.Top  ,
 928             SetWindowInfoRequest->WindowRect.Right,
 929             SetWindowInfoRequest->WindowRect.Bottom);
 930
 931     // ConSrvGetScreenBuffer
 932     Status = ConSrvGetTextModeBuffer(ConsoleGetPerProcessData(CsrGetClientThread()->Process),
 933                                      SetWindowInfoRequest->OutputHandle,
 934                                      &Buffer, GENERIC_READ, TRUE);
 935     if (!NT_SUCCESS(Status)) return Status;
 936
 937     Status = ConDrvSetConsoleWindowInfo(Buffer->Header.Console,
 938                                         Buffer,
 939                                         SetWindowInfoRequest->Absolute,
 940                                         &SetWindowInfoRequest->WindowRect);
 941
 942     ConSrvReleaseScreenBuffer(Buffer, TRUE);
 943     return Status;
 944 }
 945
 946 /* EOF */