/* INCLUDES ******************************************************************/ #include #define NDEBUG #include #include "bootvid/bootvid.h" /* See also mm/ARM3/miarm.h */ #define MM_READONLY 1 // PAGE_READONLY #define MM_READWRITE 4 // PAGE_WRITECOPY #ifndef TAG_OSTR #define TAG_OSTR 'RTSO' #endif /* GLOBALS *******************************************************************/ /* * Enable this define if you want Inbv to use coloured headless mode. */ // #define INBV_HEADLESS_COLORS /* * ReactOS uses the same boot screen for all the products. * Also it doesn't use a parallel system thread for the * rotating "progress" bar. */ /* * Enable this define when ReactOS will have different SKUs * (Workstation, Server, Storage Server, Cluster Server, etc...). */ // #define REACTOS_SKUS typedef struct _INBV_PROGRESS_STATE { ULONG Floor; ULONG Ceiling; ULONG Bias; } INBV_PROGRESS_STATE; typedef struct _BT_PROGRESS_INDICATOR { ULONG Count; ULONG Expected; ULONG Percentage; } BT_PROGRESS_INDICATOR, *PBT_PROGRESS_INDICATOR; typedef enum _ROT_BAR_TYPE { RB_UNSPECIFIED, RB_SQUARE_CELLS, RB_PROGRESS_BAR } ROT_BAR_TYPE; /* * Screen resolution (for default VGA) */ #define SCREEN_WIDTH 640 #define SCREEN_HEIGHT 480 /* * BitBltAligned() alignments */ typedef enum _BBLT_VERT_ALIGNMENT { AL_VERTICAL_TOP = 0, AL_VERTICAL_CENTER, AL_VERTICAL_BOTTOM } BBLT_VERT_ALIGNMENT; typedef enum _BBLT_HORZ_ALIGNMENT { AL_HORIZONTAL_LEFT = 0, AL_HORIZONTAL_CENTER, AL_HORIZONTAL_RIGHT } BBLT_HORZ_ALIGNMENT; /* * Enable this define when Inbv will support rotating progress bar. */ #define INBV_ROTBAR_IMPLEMENTED static KSPIN_LOCK BootDriverLock; static KIRQL InbvOldIrql; static INBV_DISPLAY_STATE InbvDisplayState = INBV_DISPLAY_STATE_DISABLED; BOOLEAN InbvBootDriverInstalled = FALSE; static BOOLEAN InbvDisplayDebugStrings = FALSE; static INBV_DISPLAY_STRING_FILTER InbvDisplayFilter = NULL; static ULONG ProgressBarLeft = 0, ProgressBarTop = 0; static BOOLEAN ShowProgressBar = FALSE; static INBV_PROGRESS_STATE InbvProgressState; static BT_PROGRESS_INDICATOR InbvProgressIndicator = {0, 25, 0}; static INBV_RESET_DISPLAY_PARAMETERS InbvResetDisplayParameters = NULL; static ULONG ResourceCount = 0; static PUCHAR ResourceList[1 + IDB_MAX_RESOURCE]; // First entry == NULL, followed by 'ResourceCount' entries. #ifdef INBV_ROTBAR_IMPLEMENTED /* * Change this to modify progress bar behaviour */ #define ROT_BAR_DEFAULT_MODE RB_PROGRESS_BAR /* * Values for PltRotBarStatus: * - PltRotBarStatus == 1, do palette fading-in (done elsewhere in ReactOS); * - PltRotBarStatus == 2, do rotation bar animation; * - PltRotBarStatus == 3, stop the animation thread. * - Any other value is ignored and the animation thread continues to run. */ typedef enum _ROT_BAR_STATUS { RBS_FADEIN = 1, RBS_ANIMATE, RBS_STOP_ANIMATE, RBS_STATUS_MAX } ROT_BAR_STATUS; static BOOLEAN RotBarThreadActive = FALSE; static ROT_BAR_TYPE RotBarSelection = RB_UNSPECIFIED; static ROT_BAR_STATUS PltRotBarStatus = 0; static UCHAR RotBarBuffer[24 * 9]; static UCHAR RotLineBuffer[SCREEN_WIDTH * 6]; #endif /* * Headless terminal text colors */ #ifdef INBV_HEADLESS_COLORS // Conversion table CGA to ANSI color index static const UCHAR CGA_TO_ANSI_COLOR_TABLE[16] = { 0, // Black 4, // Blue 2, // Green 6, // Cyan 1, // Red 5, // Magenta 3, // Brown/Yellow 7, // Grey/White 60, // Bright Black 64, // Bright Blue 62, // Bright Green 66, // Bright Cyan 61, // Bright Red 65, // Bright Magenta 63, // Bright Yellow 67 // Bright Grey (White) }; #define CGA_TO_ANSI_COLOR(CgaColor) \ CGA_TO_ANSI_COLOR_TABLE[CgaColor & 0x0F] #endif // Default colors: text in white, background in black static ULONG InbvTerminalTextColor = 37; static ULONG InbvTerminalBkgdColor = 40; /* FADING FUNCTION ***********************************************************/ /** From include/psdk/wingdi.h **/ typedef struct tagRGBQUAD { UCHAR rgbBlue; UCHAR rgbGreen; UCHAR rgbRed; UCHAR rgbReserved; } RGBQUAD,*LPRGBQUAD; /*******************************/ static RGBQUAD MainPalette[16]; #define PALETTE_FADE_STEPS 12 #define PALETTE_FADE_TIME (15 * 1000) /* 15 ms */ /** From bootvid/precomp.h **/ // // Bitmap Header // typedef struct tagBITMAPINFOHEADER { ULONG biSize; LONG biWidth; LONG biHeight; USHORT biPlanes; USHORT biBitCount; ULONG biCompression; ULONG biSizeImage; LONG biXPelsPerMeter; LONG biYPelsPerMeter; ULONG biClrUsed; ULONG biClrImportant; } BITMAPINFOHEADER, *PBITMAPINFOHEADER; /****************************/ // // Needed prototypes // VOID NTAPI InbvAcquireLock(VOID); VOID NTAPI InbvReleaseLock(VOID); static VOID BootLogoFadeIn(VOID) { UCHAR PaletteBitmapBuffer[sizeof(BITMAPINFOHEADER) + sizeof(MainPalette)]; PBITMAPINFOHEADER PaletteBitmap = (PBITMAPINFOHEADER)PaletteBitmapBuffer; LPRGBQUAD Palette = (LPRGBQUAD)(PaletteBitmapBuffer + sizeof(BITMAPINFOHEADER)); ULONG Iteration, Index, ClrUsed; LARGE_INTEGER Delay; Delay.QuadPart = -(PALETTE_FADE_TIME * 10); /* Check if we are installed and we own the display */ if (!InbvBootDriverInstalled || (InbvDisplayState != INBV_DISPLAY_STATE_OWNED)) { return; } /* * Build a bitmap containing the fade-in palette. The palette entries * are then processed in a loop and set using VidBitBlt function. */ ClrUsed = RTL_NUMBER_OF(MainPalette); RtlZeroMemory(PaletteBitmap, sizeof(BITMAPINFOHEADER)); PaletteBitmap->biSize = sizeof(BITMAPINFOHEADER); PaletteBitmap->biBitCount = 4; PaletteBitmap->biClrUsed = ClrUsed; /* * Main animation loop. */ for (Iteration = 0; Iteration <= PALETTE_FADE_STEPS; ++Iteration) { for (Index = 0; Index < ClrUsed; Index++) { Palette[Index].rgbRed = (UCHAR) (MainPalette[Index].rgbRed * Iteration / PALETTE_FADE_STEPS); Palette[Index].rgbGreen = (UCHAR) (MainPalette[Index].rgbGreen * Iteration / PALETTE_FADE_STEPS); Palette[Index].rgbBlue = (UCHAR) (MainPalette[Index].rgbBlue * Iteration / PALETTE_FADE_STEPS); } /* Do the animation */ InbvAcquireLock(); VidBitBlt(PaletteBitmapBuffer, 0, 0); InbvReleaseLock(); /* Wait for a bit */ KeDelayExecutionThread(KernelMode, FALSE, &Delay); } } static VOID BitBltPalette( IN PVOID Image, IN BOOLEAN NoPalette, IN ULONG X, IN ULONG Y) { LPRGBQUAD Palette; RGBQUAD OrigPalette[RTL_NUMBER_OF(MainPalette)]; /* If requested, remove the palette from the image */ if (NoPalette) { /* Get bitmap header and palette */ PBITMAPINFOHEADER BitmapInfoHeader = Image; Palette = (LPRGBQUAD)((PUCHAR)Image + BitmapInfoHeader->biSize); /* Save the image original palette and remove palette information */ RtlCopyMemory(OrigPalette, Palette, sizeof(OrigPalette)); RtlZeroMemory(Palette, sizeof(OrigPalette)); } /* Draw the image */ InbvBitBlt(Image, X, Y); /* Restore the image original palette */ if (NoPalette) { RtlCopyMemory(Palette, OrigPalette, sizeof(OrigPalette)); } } static VOID BitBltAligned( IN PVOID Image, IN BOOLEAN NoPalette, IN BBLT_HORZ_ALIGNMENT HorizontalAlignment, IN BBLT_VERT_ALIGNMENT VerticalAlignment, IN ULONG MarginLeft, IN ULONG MarginTop, IN ULONG MarginRight, IN ULONG MarginBottom) { PBITMAPINFOHEADER BitmapInfoHeader = Image; ULONG X, Y; /* Calculate X */ switch (HorizontalAlignment) { case AL_HORIZONTAL_LEFT: X = MarginLeft - MarginRight; break; case AL_HORIZONTAL_CENTER: X = MarginLeft - MarginRight + (SCREEN_WIDTH - BitmapInfoHeader->biWidth + 1) / 2; break; case AL_HORIZONTAL_RIGHT: X = MarginLeft - MarginRight + SCREEN_WIDTH - BitmapInfoHeader->biWidth; break; default: /* Unknown */ return; } /* Calculate Y */ switch (VerticalAlignment) { case AL_VERTICAL_TOP: Y = MarginTop - MarginBottom; break; case AL_VERTICAL_CENTER: Y = MarginTop - MarginBottom + (SCREEN_HEIGHT - BitmapInfoHeader->biHeight + 1) / 2; break; case AL_VERTICAL_BOTTOM: Y = MarginTop - MarginBottom + SCREEN_HEIGHT - BitmapInfoHeader->biHeight; break; default: /* Unknown */ return; } /* Finally draw the image */ BitBltPalette(Image, NoPalette, X, Y); } /* FUNCTIONS *****************************************************************/ INIT_FUNCTION PVOID NTAPI FindBitmapResource(IN PLOADER_PARAMETER_BLOCK LoaderBlock, IN ULONG ResourceId) { UNICODE_STRING UpString = RTL_CONSTANT_STRING(L"ntoskrnl.exe"); UNICODE_STRING MpString = RTL_CONSTANT_STRING(L"ntkrnlmp.exe"); PLIST_ENTRY NextEntry, ListHead; PLDR_DATA_TABLE_ENTRY LdrEntry; PIMAGE_RESOURCE_DATA_ENTRY ResourceDataEntry; LDR_RESOURCE_INFO ResourceInfo; NTSTATUS Status; PVOID Data = NULL; /* Loop the driver list */ ListHead = &LoaderBlock->LoadOrderListHead; NextEntry = ListHead->Flink; while (NextEntry != ListHead) { /* Get the entry */ LdrEntry = CONTAINING_RECORD(NextEntry, LDR_DATA_TABLE_ENTRY, InLoadOrderLinks); /* Check for a match */ if (RtlEqualUnicodeString(&LdrEntry->BaseDllName, &UpString, TRUE) || RtlEqualUnicodeString(&LdrEntry->BaseDllName, &MpString, TRUE)) { /* Break out */ break; } } /* Check if we found it */ if (NextEntry != ListHead) { /* Try to find the resource */ ResourceInfo.Type = 2; // RT_BITMAP; ResourceInfo.Name = ResourceId; ResourceInfo.Language = 0; Status = LdrFindResource_U(LdrEntry->DllBase, &ResourceInfo, RESOURCE_DATA_LEVEL, &ResourceDataEntry); if (NT_SUCCESS(Status)) { /* Access the resource */ ULONG Size = 0; Status = LdrAccessResource(LdrEntry->DllBase, ResourceDataEntry, &Data, &Size); if ((Data) && (ResourceId < 3)) { KiBugCheckData[4] ^= RtlComputeCrc32(0, Data, Size); } if (!NT_SUCCESS(Status)) Data = NULL; } } /* Return the pointer */ return Data; } INIT_FUNCTION BOOLEAN NTAPI InbvDriverInitialize(IN PLOADER_PARAMETER_BLOCK LoaderBlock, IN ULONG Count) { PCHAR CommandLine; BOOLEAN ResetMode = FALSE; // By default do not reset the video mode ULONG i; /* Quit if we're already installed */ if (InbvBootDriverInstalled) return TRUE; /* Initialize the lock and check the current display state */ KeInitializeSpinLock(&BootDriverLock); if (InbvDisplayState == INBV_DISPLAY_STATE_OWNED) { /* Reset the video mode in case we do not have a custom boot logo */ CommandLine = (LoaderBlock->LoadOptions ? _strupr(LoaderBlock->LoadOptions) : NULL); ResetMode = (CommandLine == NULL) || (strstr(CommandLine, "BOOTLOGO") == NULL); } /* Initialize the video */ InbvBootDriverInstalled = VidInitialize(ResetMode); if (InbvBootDriverInstalled) { /* Find bitmap resources in the kernel */ ResourceCount = min(Count, RTL_NUMBER_OF(ResourceList) - 1); for (i = 1; i <= ResourceCount; i++) { /* Do the lookup */ ResourceList[i] = FindBitmapResource(LoaderBlock, i); } /* Set the progress bar ranges */ InbvSetProgressBarSubset(0, 100); } /* Return install state */ return InbvBootDriverInstalled; } VOID NTAPI InbvAcquireLock(VOID) { KIRQL OldIrql; /* Check if we're at dispatch level or lower */ OldIrql = KeGetCurrentIrql(); if (OldIrql <= DISPATCH_LEVEL) { /* Loop until the lock is free */ while (!KeTestSpinLock(&BootDriverLock)); /* Raise IRQL to dispatch level */ KeRaiseIrql(DISPATCH_LEVEL, &OldIrql); } /* Acquire the lock */ KiAcquireSpinLock(&BootDriverLock); InbvOldIrql = OldIrql; } VOID NTAPI InbvReleaseLock(VOID) { KIRQL OldIrql; /* Capture the old IRQL */ OldIrql = InbvOldIrql; /* Release the driver lock */ KiReleaseSpinLock(&BootDriverLock); /* If we were at dispatch level or lower, restore the old IRQL */ if (InbvOldIrql <= DISPATCH_LEVEL) KeLowerIrql(OldIrql); } INIT_FUNCTION VOID NTAPI InbvEnableBootDriver(IN BOOLEAN Enable) { /* Check if we're installed */ if (InbvBootDriverInstalled) { /* Check for lost state */ if (InbvDisplayState >= INBV_DISPLAY_STATE_LOST) return; /* Acquire the lock */ InbvAcquireLock(); /* Cleanup the screen if we own it */ if (InbvDisplayState == INBV_DISPLAY_STATE_OWNED) VidCleanUp(); /* Set the new display state */ InbvDisplayState = Enable ? INBV_DISPLAY_STATE_OWNED : INBV_DISPLAY_STATE_DISABLED; /* Release the lock */ InbvReleaseLock(); } else { /* Set the new display state */ InbvDisplayState = Enable ? INBV_DISPLAY_STATE_OWNED : INBV_DISPLAY_STATE_DISABLED; } } VOID NTAPI InbvAcquireDisplayOwnership(VOID) { /* Check if we have a callback and we're just acquiring it now */ if ((InbvResetDisplayParameters) && (InbvDisplayState == INBV_DISPLAY_STATE_LOST)) { /* Call the callback */ InbvResetDisplayParameters(80, 50); } /* Acquire the display */ InbvDisplayState = INBV_DISPLAY_STATE_OWNED; } VOID NTAPI InbvSetDisplayOwnership(IN BOOLEAN DisplayOwned) { /* Set the new display state */ InbvDisplayState = DisplayOwned ? INBV_DISPLAY_STATE_OWNED : INBV_DISPLAY_STATE_LOST; } BOOLEAN NTAPI InbvCheckDisplayOwnership(VOID) { /* Return if we own it or not */ return InbvDisplayState != INBV_DISPLAY_STATE_LOST; } INBV_DISPLAY_STATE NTAPI InbvGetDisplayState(VOID) { /* Return the actual state */ return InbvDisplayState; } BOOLEAN NTAPI InbvDisplayString(IN PCHAR String) { /* Make sure we own the display */ if (InbvDisplayState == INBV_DISPLAY_STATE_OWNED) { /* If we're not allowed, return success anyway */ if (!InbvDisplayDebugStrings) return TRUE; /* Check if a filter is installed */ if (InbvDisplayFilter) InbvDisplayFilter(&String); /* Acquire the lock */ InbvAcquireLock(); /* Make sure we're installed and display the string */ if (InbvBootDriverInstalled) VidDisplayString((PUCHAR)String); /* Print the string on the EMS port */ HeadlessDispatch(HeadlessCmdPutString, String, strlen(String) + sizeof(ANSI_NULL), NULL, NULL); /* Release the lock */ InbvReleaseLock(); /* All done */ return TRUE; } /* We don't own it, fail */ return FALSE; } BOOLEAN NTAPI InbvEnableDisplayString(IN BOOLEAN Enable) { BOOLEAN OldSetting; /* Get the old setting */ OldSetting = InbvDisplayDebugStrings; /* Update it */ InbvDisplayDebugStrings = Enable; /* Return the old setting */ return OldSetting; } VOID NTAPI InbvInstallDisplayStringFilter(IN INBV_DISPLAY_STRING_FILTER Filter) { /* Save the filter */ InbvDisplayFilter = Filter; } BOOLEAN NTAPI InbvIsBootDriverInstalled(VOID) { /* Return driver state */ return InbvBootDriverInstalled; } VOID NTAPI InbvNotifyDisplayOwnershipLost(IN INBV_RESET_DISPLAY_PARAMETERS Callback) { /* Check if we're installed */ if (InbvBootDriverInstalled) { /* Acquire the lock and cleanup if we own the screen */ InbvAcquireLock(); if (InbvDisplayState != INBV_DISPLAY_STATE_LOST) VidCleanUp(); /* Set the reset callback and display state */ InbvResetDisplayParameters = Callback; InbvDisplayState = INBV_DISPLAY_STATE_LOST; /* Release the lock */ InbvReleaseLock(); } else { /* Set the reset callback and display state */ InbvResetDisplayParameters = Callback; InbvDisplayState = INBV_DISPLAY_STATE_LOST; } } BOOLEAN NTAPI InbvResetDisplay(VOID) { /* Check if we're installed and we own it */ if (InbvBootDriverInstalled && (InbvDisplayState == INBV_DISPLAY_STATE_OWNED)) { /* Do the reset */ VidResetDisplay(TRUE); return TRUE; } /* Nothing to reset */ return FALSE; } VOID NTAPI InbvSetScrollRegion(IN ULONG Left, IN ULONG Top, IN ULONG Right, IN ULONG Bottom) { /* Just call bootvid */ VidSetScrollRegion(Left, Top, Right, Bottom); } VOID NTAPI InbvSetTextColor(IN ULONG Color) { HEADLESS_CMD_SET_COLOR HeadlessSetColor; /* Set color for EMS port */ #ifdef INBV_HEADLESS_COLORS InbvTerminalTextColor = 30 + CGA_TO_ANSI_COLOR(Color); #else InbvTerminalTextColor = 37; #endif HeadlessSetColor.TextColor = InbvTerminalTextColor; HeadlessSetColor.BkgdColor = InbvTerminalBkgdColor; HeadlessDispatch(HeadlessCmdSetColor, &HeadlessSetColor, sizeof(HeadlessSetColor), NULL, NULL); /* Update the text color */ VidSetTextColor(Color); } VOID NTAPI InbvSolidColorFill(IN ULONG Left, IN ULONG Top, IN ULONG Right, IN ULONG Bottom, IN ULONG Color) { HEADLESS_CMD_SET_COLOR HeadlessSetColor; /* Make sure we own it */ if (InbvDisplayState == INBV_DISPLAY_STATE_OWNED) { /* Acquire the lock */ InbvAcquireLock(); /* Check if we're installed */ if (InbvBootDriverInstalled) { /* Call bootvid */ VidSolidColorFill(Left, Top, Right, Bottom, (UCHAR)Color); } /* Set color for EMS port and clear display */ #ifdef INBV_HEADLESS_COLORS InbvTerminalBkgdColor = 40 + CGA_TO_ANSI_COLOR(Color); #else InbvTerminalBkgdColor = 40; #endif HeadlessSetColor.TextColor = InbvTerminalTextColor; HeadlessSetColor.BkgdColor = InbvTerminalBkgdColor; HeadlessDispatch(HeadlessCmdSetColor, &HeadlessSetColor, sizeof(HeadlessSetColor), NULL, NULL); HeadlessDispatch(HeadlessCmdClearDisplay, NULL, 0, NULL, NULL); /* Release the lock */ InbvReleaseLock(); } } INIT_FUNCTION VOID NTAPI InbvUpdateProgressBar(IN ULONG Progress) { ULONG FillCount, BoundedProgress; /* Make sure the progress bar is enabled, that we own and are installed */ if (ShowProgressBar && InbvBootDriverInstalled && (InbvDisplayState == INBV_DISPLAY_STATE_OWNED)) { /* Compute fill count */ BoundedProgress = (InbvProgressState.Floor / 100) + Progress; FillCount = 121 * (InbvProgressState.Bias * BoundedProgress) / 1000000; /* Acquire the lock */ InbvAcquireLock(); /* Fill the progress bar */ VidSolidColorFill(ProgressBarLeft, ProgressBarTop, ProgressBarLeft + FillCount, ProgressBarTop + 12, 15); /* Release the lock */ InbvReleaseLock(); } } VOID NTAPI InbvBufferToScreenBlt(IN PUCHAR Buffer, IN ULONG X, IN ULONG Y, IN ULONG Width, IN ULONG Height, IN ULONG Delta) { /* Check if we're installed and we own it */ if (InbvBootDriverInstalled && (InbvDisplayState == INBV_DISPLAY_STATE_OWNED)) { /* Do the blit */ VidBufferToScreenBlt(Buffer, X, Y, Width, Height, Delta); } } VOID NTAPI InbvBitBlt(IN PUCHAR Buffer, IN ULONG X, IN ULONG Y) { /* Check if we're installed and we own it */ if (InbvBootDriverInstalled && (InbvDisplayState == INBV_DISPLAY_STATE_OWNED)) { /* Acquire the lock */ InbvAcquireLock(); /* Do the blit */ VidBitBlt(Buffer, X, Y); /* Release the lock */ InbvReleaseLock(); } } VOID NTAPI InbvScreenToBufferBlt(IN PUCHAR Buffer, IN ULONG X, IN ULONG Y, IN ULONG Width, IN ULONG Height, IN ULONG Delta) { /* Check if we're installed and we own it */ if (InbvBootDriverInstalled && (InbvDisplayState == INBV_DISPLAY_STATE_OWNED)) { /* Do the blit */ VidScreenToBufferBlt(Buffer, X, Y, Width, Height, Delta); } } VOID NTAPI InbvSetProgressBarCoordinates(IN ULONG Left, IN ULONG Top) { /* Update the coordinates */ ProgressBarLeft = Left; ProgressBarTop = Top; /* Enable the progress bar */ ShowProgressBar = TRUE; } VOID NTAPI InbvSetProgressBarSubset(IN ULONG Floor, IN ULONG Ceiling) { /* Sanity checks */ ASSERT(Floor < Ceiling); ASSERT(Ceiling <= 100); /* Update the progress bar state */ InbvProgressState.Floor = Floor * 100; InbvProgressState.Ceiling = Ceiling * 100; InbvProgressState.Bias = (Ceiling * 100) - Floor; } INIT_FUNCTION VOID NTAPI InbvIndicateProgress(VOID) { ULONG Percentage; /* Increase progress */ InbvProgressIndicator.Count++; /* Compute new percentage */ Percentage = min(100 * InbvProgressIndicator.Count / InbvProgressIndicator.Expected, 99); if (Percentage != InbvProgressIndicator.Percentage) { /* Percentage has moved, update the progress bar */ InbvProgressIndicator.Percentage = Percentage; InbvUpdateProgressBar(Percentage); } } PUCHAR NTAPI InbvGetResourceAddress(IN ULONG ResourceNumber) { /* Validate the resource number */ if (ResourceNumber > ResourceCount) return NULL; /* Return the address */ return ResourceList[ResourceNumber]; } NTSTATUS NTAPI NtDisplayString(IN PUNICODE_STRING DisplayString) { NTSTATUS Status; UNICODE_STRING CapturedString; OEM_STRING OemString; ULONG OemLength; KPROCESSOR_MODE PreviousMode; PAGED_CODE(); PreviousMode = ExGetPreviousMode(); /* We require the TCB privilege */ if (!SeSinglePrivilegeCheck(SeTcbPrivilege, PreviousMode)) return STATUS_PRIVILEGE_NOT_HELD; /* Capture the string */ Status = ProbeAndCaptureUnicodeString(&CapturedString, PreviousMode, DisplayString); if (!NT_SUCCESS(Status)) return Status; /* Do not display the string if it is empty */ if (CapturedString.Length == 0 || CapturedString.Buffer == NULL) { Status = STATUS_SUCCESS; goto Quit; } /* * Convert the string since INBV understands only ANSI/OEM. Allocate the * string buffer in non-paged pool because INBV passes it down to BOOTVID. * We cannot perform the allocation using RtlUnicodeStringToOemString() * since its allocator uses PagedPool. */ OemLength = RtlUnicodeStringToOemSize(&CapturedString); if (OemLength > MAXUSHORT) { Status = STATUS_BUFFER_OVERFLOW; goto Quit; } RtlInitEmptyAnsiString((PANSI_STRING)&OemString, NULL, (USHORT)OemLength); OemString.Buffer = ExAllocatePoolWithTag(NonPagedPool, OemLength, TAG_OSTR); if (OemString.Buffer == NULL) { Status = STATUS_NO_MEMORY; goto Quit; } RtlUnicodeStringToOemString(&OemString, &CapturedString, FALSE); /* Display the string */ InbvDisplayString(OemString.Buffer); /* Free the string buffer */ ExFreePoolWithTag(OemString.Buffer, TAG_OSTR); Status = STATUS_SUCCESS; Quit: /* Free the captured string */ ReleaseCapturedUnicodeString(&CapturedString, PreviousMode); return Status; } #ifdef INBV_ROTBAR_IMPLEMENTED static VOID NTAPI InbvRotationThread( _In_ PVOID Context) { ULONG X, Y, Index, Total; LARGE_INTEGER Delay = {{0}}; InbvAcquireLock(); if (RotBarSelection == RB_SQUARE_CELLS) { Index = 0; } else { Index = 32; } X = ProgressBarLeft + 2; Y = ProgressBarTop + 2; InbvReleaseLock(); while (InbvDisplayState == INBV_DISPLAY_STATE_OWNED) { /* Wait for a bit */ KeDelayExecutionThread(KernelMode, FALSE, &Delay); InbvAcquireLock(); /* Unknown unexpected command */ ASSERT(PltRotBarStatus < RBS_STATUS_MAX); if (PltRotBarStatus == RBS_STOP_ANIMATE) { /* Stop the thread */ InbvReleaseLock(); break; } if (RotBarSelection == RB_SQUARE_CELLS) { Delay.QuadPart = -800000; // 80 ms Total = 18; Index %= Total; if (Index >= 3) { /* Fill previous bar position */ VidSolidColorFill(X + ((Index - 3) * 8), Y, (X + ((Index - 3) * 8)) + 8 - 1, Y + 9 - 1, 0); } if (Index < Total - 1) { /* Draw the progress bar bit */ if (Index < 2) { /* Appearing from the left */ VidBufferToScreenBlt(RotBarBuffer + 8 * (2 - Index) / 2, X, Y, 22 - 8 * (2 - Index), 9, 24); } else if (Index >= Total - 3) { /* Hiding to the right */ VidBufferToScreenBlt(RotBarBuffer, X + ((Index - 2) * 8), Y, 22 - 8 * (4 - (Total - Index)), 9, 24); } else { VidBufferToScreenBlt(RotBarBuffer, X + ((Index - 2) * 8), Y, 22, 9, 24); } } Index++; } else if (RotBarSelection == RB_PROGRESS_BAR) { Delay.QuadPart = -600000; // 60 ms Total = SCREEN_WIDTH; Index %= Total; /* Right part */ VidBufferToScreenBlt(RotLineBuffer, Index, SCREEN_HEIGHT-6, SCREEN_WIDTH - Index, 6, SCREEN_WIDTH); if (Index > 0) { /* Left part */ VidBufferToScreenBlt(RotLineBuffer + (SCREEN_WIDTH - Index) / 2, 0, SCREEN_HEIGHT-6, Index - 2, 6, SCREEN_WIDTH); } Index += 32; } InbvReleaseLock(); } PsTerminateSystemThread(STATUS_SUCCESS); } INIT_FUNCTION VOID NTAPI InbvRotBarInit(VOID) { PltRotBarStatus = RBS_FADEIN; /* Perform other initialization if needed */ } #endif INIT_FUNCTION VOID NTAPI DisplayBootBitmap(IN BOOLEAN TextMode) { PVOID BootCopy = NULL, BootProgress = NULL, BootLogo = NULL, Header = NULL, Footer = NULL; #ifdef INBV_ROTBAR_IMPLEMENTED UCHAR Buffer[24 * 9]; PVOID Bar = NULL, LineBmp = NULL; ROT_BAR_TYPE TempRotBarSelection = RB_UNSPECIFIED; NTSTATUS Status; HANDLE ThreadHandle = NULL; #endif #ifdef REACTOS_SKUS PVOID Text = NULL; #endif #ifdef INBV_ROTBAR_IMPLEMENTED /* Check if the animation thread has already been created */ if (RotBarThreadActive) { /* Yes, just reset the progress bar but keep the thread alive */ InbvAcquireLock(); RotBarSelection = RB_UNSPECIFIED; InbvReleaseLock(); } #endif ShowProgressBar = FALSE; /* Check if this is text mode */ if (TextMode) { /* * Make the kernel resource section temporarily writable, * as we are going to change the bitmaps' palette in place. */ MmChangeKernelResourceSectionProtection(MM_READWRITE); /* Check the type of the OS: workstation or server */ if (SharedUserData->NtProductType == NtProductWinNt) { /* Workstation; set colors */ InbvSetTextColor(15); InbvSolidColorFill(0, 0, SCREEN_WIDTH-1, SCREEN_HEIGHT-1, 7); InbvSolidColorFill(0, 421, SCREEN_WIDTH-1, SCREEN_HEIGHT-1, 1); /* Get resources */ Header = InbvGetResourceAddress(IDB_WKSTA_HEADER); Footer = InbvGetResourceAddress(IDB_WKSTA_FOOTER); } else { /* Server; set colors */ InbvSetTextColor(14); InbvSolidColorFill(0, 0, SCREEN_WIDTH-1, SCREEN_HEIGHT-1, 6); InbvSolidColorFill(0, 421, SCREEN_WIDTH-1, SCREEN_HEIGHT-1, 1); /* Get resources */ Header = InbvGetResourceAddress(IDB_SERVER_HEADER); Footer = InbvGetResourceAddress(IDB_SERVER_FOOTER); } /* Set the scrolling region */ InbvSetScrollRegion(32, 80, 631, 400); /* Make sure we have resources */ if (Header && Footer) { /* BitBlt them on the screen */ BitBltAligned(Footer, TRUE, AL_HORIZONTAL_CENTER, AL_VERTICAL_BOTTOM, 0, 0, 0, 59); BitBltAligned(Header, FALSE, AL_HORIZONTAL_CENTER, AL_VERTICAL_TOP, 0, 0, 0, 0); } /* Restore the kernel resource section protection to be read-only */ MmChangeKernelResourceSectionProtection(MM_READONLY); } else { /* Is the boot driver installed? */ if (!InbvBootDriverInstalled) return; /* * Make the kernel resource section temporarily writable, * as we are going to change the bitmaps' palette in place. */ MmChangeKernelResourceSectionProtection(MM_READWRITE); /* Load boot screen logo */ BootLogo = InbvGetResourceAddress(IDB_LOGO_DEFAULT); #ifdef REACTOS_SKUS Text = NULL; if (SharedUserData->NtProductType == NtProductWinNt) { #ifdef INBV_ROTBAR_IMPLEMENTED /* Workstation product, use appropriate status bar color */ Bar = InbvGetResourceAddress(IDB_BAR_WKSTA); #endif } else { /* Display correct branding based on server suite */ if (ExVerifySuite(StorageServer)) { /* Storage Server Edition */ Text = InbvGetResourceAddress(IDB_STORAGE_SERVER); } else if (ExVerifySuite(ComputeServer)) { /* Compute Cluster Edition */ Text = InbvGetResourceAddress(IDB_CLUSTER_SERVER); } else { /* Normal edition */ Text = InbvGetResourceAddress(IDB_SERVER_LOGO); } #ifdef INBV_ROTBAR_IMPLEMENTED /* Server product, use appropriate status bar color */ Bar = InbvGetResourceAddress(IDB_BAR_DEFAULT); #endif } #else /* Use default status bar */ Bar = InbvGetResourceAddress(IDB_BAR_WKSTA); #endif /* Make sure we have a logo */ if (BootLogo) { /* Save the main image palette for implementing the fade-in effect */ PBITMAPINFOHEADER BitmapInfoHeader = BootLogo; LPRGBQUAD Palette = (LPRGBQUAD)((PUCHAR)BootLogo + BitmapInfoHeader->biSize); RtlCopyMemory(MainPalette, Palette, sizeof(MainPalette)); /* Draw the logo at the center of the screen */ BitBltAligned(BootLogo, TRUE, AL_HORIZONTAL_CENTER, AL_VERTICAL_CENTER, 0, 0, 0, 34); #ifdef INBV_ROTBAR_IMPLEMENTED /* Choose progress bar */ TempRotBarSelection = ROT_BAR_DEFAULT_MODE; #endif /* Set progress bar coordinates and display it */ InbvSetProgressBarCoordinates(259, 352); #ifdef REACTOS_SKUS /* Check for non-workstation products */ if (SharedUserData->NtProductType != NtProductWinNt) { /* Overwrite part of the logo for a server product */ InbvScreenToBufferBlt(Buffer, 413, 237, 7, 7, 8); InbvSolidColorFill(418, 230, 454, 256, 0); InbvBufferToScreenBlt(Buffer, 413, 237, 7, 7, 8); /* In setup mode, you haven't selected a SKU yet */ if (ExpInTextModeSetup) Text = NULL; } #endif } /* Load and draw progress bar bitmap */ BootProgress = InbvGetResourceAddress(IDB_PROGRESS_BAR); BitBltAligned(BootProgress, TRUE, AL_HORIZONTAL_CENTER, AL_VERTICAL_CENTER, 0, 118, 0, 0); /* Load and draw copyright text bitmap */ BootCopy = InbvGetResourceAddress(IDB_COPYRIGHT); BitBltAligned(BootCopy, TRUE, AL_HORIZONTAL_LEFT, AL_VERTICAL_BOTTOM, 22, 0, 0, 20); #ifdef REACTOS_SKUS /* Draw the SKU text if it exits */ if (Text) BitBltPalette(Text, TRUE, 180, 121); #endif #ifdef INBV_ROTBAR_IMPLEMENTED if (Bar) { /* Save previous screen pixels to buffer */ InbvScreenToBufferBlt(Buffer, 0, 0, 22, 9, 24); /* Draw the progress bar bit */ InbvBitBlt(Bar, 0, 0); /* Store it in global buffer */ InbvScreenToBufferBlt(RotBarBuffer, 0, 0, 22, 9, 24); /* Restore screen pixels */ InbvBufferToScreenBlt(Buffer, 0, 0, 22, 9, 24); } /* * Add a rotating bottom horizontal bar when using a progress bar, * to show that ReactOS can be still alive when the bar does not * appear to progress. */ if (TempRotBarSelection == RB_PROGRESS_BAR) { LineBmp = InbvGetResourceAddress(IDB_ROTATING_LINE); if (LineBmp) { /* Draw the line and store it in global buffer */ BitBltPalette(LineBmp, TRUE, 0, SCREEN_HEIGHT-6); InbvScreenToBufferBlt(RotLineBuffer, 0, SCREEN_HEIGHT-6, SCREEN_WIDTH, 6, SCREEN_WIDTH); } } else { /* Hide the simple progress bar if not used */ ShowProgressBar = FALSE; } #endif /* Restore the kernel resource section protection to be read-only */ MmChangeKernelResourceSectionProtection(MM_READONLY); /* Display the boot logo and fade it in */ BootLogoFadeIn(); #ifdef INBV_ROTBAR_IMPLEMENTED if (!RotBarThreadActive && TempRotBarSelection != RB_UNSPECIFIED) { /* Start the animation thread */ Status = PsCreateSystemThread(&ThreadHandle, 0, NULL, NULL, NULL, InbvRotationThread, NULL); if (NT_SUCCESS(Status)) { /* The thread has started, close the handle as we don't need it */ RotBarThreadActive = TRUE; ObCloseHandle(ThreadHandle, KernelMode); } } #endif /* Set filter which will draw text display if needed */ InbvInstallDisplayStringFilter(DisplayFilter); } #ifdef INBV_ROTBAR_IMPLEMENTED /* Do we have the animation thread? */ if (RotBarThreadActive) { /* We do, initialize the progress bar */ InbvAcquireLock(); RotBarSelection = TempRotBarSelection; InbvRotBarInit(); InbvReleaseLock(); } #endif } INIT_FUNCTION VOID NTAPI DisplayFilter(PCHAR *String) { /* Windows hack to skip first dots */ static BOOLEAN DotHack = TRUE; /* If "." is given set *String to empty string */ if (DotHack && strcmp(*String, ".") == 0) *String = ""; if (**String) { /* Remove the filter */ InbvInstallDisplayStringFilter(NULL); DotHack = FALSE; /* Draw text screen */ DisplayBootBitmap(TRUE); } } INIT_FUNCTION VOID NTAPI FinalizeBootLogo(VOID) { /* Acquire lock and check the display state */ InbvAcquireLock(); if (InbvGetDisplayState() == INBV_DISPLAY_STATE_OWNED) { /* Clear the screen */ VidSolidColorFill(0, 0, SCREEN_WIDTH-1, SCREEN_HEIGHT-1, 0); } /* Reset progress bar and lock */ #ifdef INBV_ROTBAR_IMPLEMENTED PltRotBarStatus = RBS_STOP_ANIMATE; RotBarThreadActive = FALSE; #endif InbvReleaseLock(); }