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![Hermès Bélusca-Maïto](/assets/img/avatar_default.png)
They are correct and are more performant. - Rewrite WinLdrAddDriverToList() on the model of CmpAddDriverToList() with support for CmpIsDriverInList(). - Disable RegEnumKey() as it is now unused.
819 lines
28 KiB
C
819 lines
28 KiB
C
/*
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* PROJECT: FreeLoader
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* LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
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* PURPOSE: Windows-compatible NT OS Setup Loader.
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* COPYRIGHT: Copyright 2009-2019 Aleksey Bragin <aleksey@reactos.org>
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*/
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#include <freeldr.h>
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#include <ndk/ldrtypes.h>
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#include <arc/setupblk.h>
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#include "winldr.h"
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#include "inffile.h"
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#include "ntldropts.h"
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#include <debug.h>
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DBG_DEFAULT_CHANNEL(WINDOWS);
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// TODO: Move to .h
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VOID
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AllocateAndInitLPB(
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IN USHORT VersionToBoot,
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OUT PLOADER_PARAMETER_BLOCK* OutLoaderBlock);
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static VOID
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SetupLdrLoadNlsData(
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_Inout_ PLOADER_PARAMETER_BLOCK LoaderBlock,
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_In_ HINF InfHandle,
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_In_ PCSTR SearchPath)
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{
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BOOLEAN Success;
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INFCONTEXT InfContext;
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PCSTR AnsiData;
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UNICODE_STRING AnsiFileName = {0};
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UNICODE_STRING OemFileName = {0};
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UNICODE_STRING LangFileName = {0}; // CaseTable
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UNICODE_STRING OemHalFileName = {0};
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/* Get ANSI codepage file */
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if (!InfFindFirstLine(InfHandle, "NLS", "AnsiCodepage", &InfContext) ||
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!InfGetDataField(&InfContext, 1, &AnsiData) ||
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!RtlCreateUnicodeStringFromAsciiz(&AnsiFileName, AnsiData))
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{
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ERR("Failed to find or get 'NLS/AnsiCodepage'\n");
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return;
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}
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/* Get OEM codepage file */
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if (!InfFindFirstLine(InfHandle, "NLS", "OemCodepage", &InfContext) ||
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!InfGetDataField(&InfContext, 1, &AnsiData) ||
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!RtlCreateUnicodeStringFromAsciiz(&OemFileName, AnsiData))
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{
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ERR("Failed to find or get 'NLS/OemCodepage'\n");
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goto Quit;
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}
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/* Get the Unicode case table file */
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if (!InfFindFirstLine(InfHandle, "NLS", "UnicodeCasetable", &InfContext) ||
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!InfGetDataField(&InfContext, 1, &AnsiData) ||
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!RtlCreateUnicodeStringFromAsciiz(&LangFileName, AnsiData))
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{
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ERR("Failed to find or get 'NLS/UnicodeCasetable'\n");
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goto Quit;
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}
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/* Get OEM HAL font file */
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if (!InfFindFirstLine(InfHandle, "NLS", "OemHalFont", &InfContext) ||
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!InfGetData(&InfContext, NULL, &AnsiData) ||
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!RtlCreateUnicodeStringFromAsciiz(&OemHalFileName, AnsiData))
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{
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WARN("Failed to find or get 'NLS/OemHalFont'\n");
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/* Ignore, this is an optional file */
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RtlInitEmptyUnicodeString(&OemHalFileName, NULL, 0);
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}
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TRACE("NLS data: '%wZ' '%wZ' '%wZ' '%wZ'\n",
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&AnsiFileName, &OemFileName, &LangFileName, &OemHalFileName);
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/* Load NLS data */
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Success = WinLdrLoadNLSData(LoaderBlock,
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SearchPath,
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&AnsiFileName,
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&OemFileName,
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&LangFileName,
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&OemHalFileName);
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TRACE("NLS data loading %s\n", Success ? "successful" : "failed");
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(VOID)Success;
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Quit:
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RtlFreeUnicodeString(&OemHalFileName);
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RtlFreeUnicodeString(&LangFileName);
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RtlFreeUnicodeString(&OemFileName);
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RtlFreeUnicodeString(&AnsiFileName);
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}
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static
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BOOLEAN
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SetupLdrInitErrataInf(
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IN OUT PLOADER_PARAMETER_BLOCK LoaderBlock,
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IN HINF InfHandle,
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IN PCSTR SystemRoot)
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{
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INFCONTEXT InfContext;
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PCSTR FileName;
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ULONG FileSize;
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PVOID PhysicalBase;
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CHAR ErrataFilePath[MAX_PATH];
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/* Retrieve the INF file name value */
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if (!InfFindFirstLine(InfHandle, "BiosInfo", "InfName", &InfContext))
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{
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WARN("Failed to find 'BiosInfo/InfName'\n");
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return FALSE;
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}
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if (!InfGetDataField(&InfContext, 1, &FileName))
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{
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WARN("Failed to read 'InfName' value\n");
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return FALSE;
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}
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RtlStringCbCopyA(ErrataFilePath, sizeof(ErrataFilePath), SystemRoot);
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RtlStringCbCatA(ErrataFilePath, sizeof(ErrataFilePath), FileName);
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/* Load the INF file */
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PhysicalBase = WinLdrLoadModule(ErrataFilePath, &FileSize, LoaderRegistryData);
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if (!PhysicalBase)
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{
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WARN("Could not load '%s'\n", ErrataFilePath);
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return FALSE;
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}
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LoaderBlock->Extension->EmInfFileImage = PaToVa(PhysicalBase);
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LoaderBlock->Extension->EmInfFileSize = FileSize;
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return TRUE;
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}
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static VOID
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SetupLdrScanBootDrivers(
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_Inout_ PLIST_ENTRY BootDriverListHead,
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_In_ HINF InfHandle,
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_In_ PCSTR SearchPath)
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{
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INFCONTEXT InfContext, dirContext;
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PCSTR Media, DriverName, dirIndex, ImagePath;
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BOOLEAN Success;
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WCHAR ImagePathW[MAX_PATH];
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WCHAR DriverNameW[256];
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UNREFERENCED_PARAMETER(SearchPath);
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/* Open INF section */
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if (!InfFindFirstLine(InfHandle, "SourceDisksFiles", NULL, &InfContext))
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goto Quit;
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/* Load all listed boot drivers */
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do
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{
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if (InfGetDataField(&InfContext, 7, &Media) &&
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InfGetDataField(&InfContext, 0, &DriverName) &&
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InfGetDataField(&InfContext, 13, &dirIndex))
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{
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if ((strcmp(Media, "x") == 0) &&
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InfFindFirstLine(InfHandle, "Directories", dirIndex, &dirContext) &&
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InfGetDataField(&dirContext, 1, &ImagePath))
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{
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/* Prepare image path */
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RtlStringCbPrintfW(ImagePathW, sizeof(ImagePathW),
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L"%S\\%S", ImagePath, DriverName);
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/* Convert name to unicode and remove .sys extension */
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RtlStringCbPrintfW(DriverNameW, sizeof(DriverNameW),
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L"%S", DriverName);
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DriverNameW[wcslen(DriverNameW) - 4] = UNICODE_NULL;
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/* Add it to the list */
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Success = WinLdrAddDriverToList(BootDriverListHead,
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FALSE,
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DriverNameW,
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ImagePathW,
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NULL,
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SERVICE_ERROR_NORMAL,
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-1);
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if (!Success)
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{
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ERR("Could not add boot driver '%s'\n", DriverName);
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/* Ignore and continue adding other drivers */
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}
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}
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}
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} while (InfFindNextLine(&InfContext, &InfContext));
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Quit:
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/* Finally, add the boot filesystem driver to the list */
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if (BootFileSystem)
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{
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TRACE("Adding filesystem driver %S\n", BootFileSystem);
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Success = WinLdrAddDriverToList(BootDriverListHead,
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FALSE,
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BootFileSystem,
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NULL,
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L"Boot File System",
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SERVICE_ERROR_CRITICAL,
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-1);
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if (!Success)
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ERR("Failed to add filesystem driver %S\n", BootFileSystem);
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}
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else
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{
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TRACE("No required filesystem driver\n");
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}
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}
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/* SETUP STARTER **************************************************************/
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/*
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* Update the options in the buffer pointed by LoadOptions, of maximum size
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* BufferSize, by first removing any specified options, and then adding any
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* other ones.
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*
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* OptionsToAdd is a NULL-terminated array of string buffer pointers that
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* specify the options to be added into LoadOptions. Whether they are
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* prepended or appended to LoadOptions is controlled via the Append
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* parameter. The options are added in the order specified by the array.
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*
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* OptionsToRemove is a NULL-terminated array of string buffer pointers that
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* specify the options to remove from LoadOptions. Specifying also there
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* any options to add, has the effect of removing from LoadOptions any
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* duplicates of the options to be added, before adding them later into
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* LoadOptions. The options are removed in the order specified by the array.
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*
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* The options string buffers in the OptionsToRemove array have the format:
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* "/option1 /option2[=] ..."
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*
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* An option in the OptionsToRemove list with a trailing '=' or ':' designates
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* an option in LoadOptions with user-specific data appended after the sign.
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* When such an option is being removed from LoadOptions, all the appended
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* data is also removed until the next option.
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*/
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VOID
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NtLdrUpdateLoadOptions(
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IN OUT PSTR LoadOptions,
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IN ULONG BufferSize,
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IN BOOLEAN Append,
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IN PCSTR OptionsToAdd[] OPTIONAL,
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IN PCSTR OptionsToRemove[] OPTIONAL)
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{
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PCSTR NextOptions, NextOpt;
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PSTR Options, Option;
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ULONG NextOptLength;
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ULONG OptionLength;
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if (!LoadOptions || (BufferSize == 0))
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return;
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// ASSERT(strlen(LoadOptions) + 1 <= BufferSize);
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/* Loop over the options to remove */
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for (; OptionsToRemove && *OptionsToRemove; ++OptionsToRemove)
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{
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NextOptions = *OptionsToRemove;
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while ((NextOpt = NtLdrGetNextOption(&NextOptions, &NextOptLength)))
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{
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/* Scan the load options */
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Options = LoadOptions;
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while ((Option = (PSTR)NtLdrGetNextOption((PCSTR*)&Options, &OptionLength)))
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{
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/*
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* Check whether the option to find exactly matches the current
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* load option, or is a prefix thereof if this is an option with
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* appended data.
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*/
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if ((OptionLength >= NextOptLength) &&
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(_strnicmp(Option, NextOpt, NextOptLength) == 0))
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{
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if ((OptionLength == NextOptLength) ||
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(NextOpt[NextOptLength-1] == '=') ||
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(NextOpt[NextOptLength-1] == ':'))
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{
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/* Eat any skipped option or whitespace separators */
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while ((Option > LoadOptions) &&
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(Option[-1] == '/' ||
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Option[-1] == ' ' ||
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Option[-1] == '\t'))
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{
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--Option;
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}
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/* If the option was not preceded by a whitespace
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* separator, insert one and advance the pointer. */
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if ((Option > LoadOptions) &&
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(Option[-1] != ' ') &&
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(Option[-1] != '\t') &&
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(*Options != '\0') /* &&
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** Not necessary since NtLdrGetNextOption() **
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** stripped any leading separators. **
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(*Options != ' ') &&
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(*Options != '\t') */)
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{
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*Option++ = ' ';
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}
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/* Move the remaining options back, erasing the current one */
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ASSERT(Option <= Options);
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RtlMoveMemory(Option,
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Options,
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(strlen(Options) + 1) * sizeof(CHAR));
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/* Reset the iterator */
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Options = Option;
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}
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}
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}
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}
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}
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/* Now loop over the options to add */
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for (; OptionsToAdd && *OptionsToAdd; ++OptionsToAdd)
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{
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NtLdrAddOptions(LoadOptions,
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BufferSize,
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Append,
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*OptionsToAdd);
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}
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}
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/*
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* List of options and their corresponding higher priority ones,
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* that are either checked before any other ones, or whose name
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* includes another option name as a subset (e.g. NODEBUG vs. DEBUG).
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* See also https://geoffchappell.com/notes/windows/boot/editoptions.htm
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*/
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static const struct
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{
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PCSTR Options;
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PCSTR ExtraOptions;
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PCSTR HigherPriorOptions;
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} HighPriorOptionsMap[] =
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{
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/* NODEBUG has a higher precedence than DEBUG */
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{"/DEBUG/DEBUG=", NULL, "/NODEBUG"},
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/* When using SCREEN debug port, we need boot video */
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{"/DEBUGPORT=SCREEN", NULL, "/NOGUIBOOT"},
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/* DETECTHAL has a higher precedence than HAL= or KERNEL= */
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{"/HAL=/KERNEL=", NULL, "/DETECTHAL"},
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/* NOPAE has a higher precedence than PAE */
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{"/PAE", NULL, "/NOPAE"},
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/* NOEXECUTE(=) has a higher precedence than EXECUTE */
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{"/EXECUTE", "/NOEXECUTE=ALWAYSOFF", "/NOEXECUTE/NOEXECUTE="},
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/* NOEXECUTE(=) options are self-excluding and
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* some have higher precedence than others. */
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{"/NOEXECUTE/NOEXECUTE=", NULL, "/NOEXECUTE/NOEXECUTE="},
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/* SAFEBOOT(:) options are self-excluding */
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{"/SAFEBOOT/SAFEBOOT:", NULL, "/SAFEBOOT/SAFEBOOT:"},
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};
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#define TAG_BOOT_OPTIONS 'pOtB'
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VOID
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NtLdrGetHigherPriorityOptions(
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IN PCSTR BootOptions,
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OUT PSTR* ExtraOptions,
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OUT PSTR* HigherPriorityOptions)
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{
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ULONG i;
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PCSTR NextOptions, NextOpt;
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ULONG NextOptLength;
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SIZE_T ExtraOptsSize = 0;
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SIZE_T HighPriorOptsSize = 0;
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/* Masks specifying the presence (TRUE) or absence (FALSE) of the options */
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BOOLEAN Masks[RTL_NUMBER_OF(HighPriorOptionsMap)];
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/* Just return if we cannot return anything */
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if (!ExtraOptions && !HigherPriorityOptions)
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return;
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if (ExtraOptions)
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*ExtraOptions = NULL;
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if (HigherPriorityOptions)
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*HigherPriorityOptions = NULL;
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/* Just return if no initial options were given */
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if (!BootOptions || !*BootOptions)
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return;
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/* Determine the presence of the colliding options, and the
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* maximum necessary sizes for the pointers to be allocated. */
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RtlZeroMemory(Masks, sizeof(Masks));
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for (i = 0; i < RTL_NUMBER_OF(HighPriorOptionsMap); ++i)
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{
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/* Loop over the given options to search for */
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NextOptions = HighPriorOptionsMap[i].Options;
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while ((NextOpt = NtLdrGetNextOption(&NextOptions, &NextOptLength)))
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{
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/* If any of these options are present... */
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if (NtLdrGetOptionExN(BootOptions, NextOpt, NextOptLength, NULL))
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{
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/* ... set the mask, retrieve the sizes and stop looking for these options */
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Masks[i] = TRUE;
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if (ExtraOptions && HighPriorOptionsMap[i].ExtraOptions)
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{
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ExtraOptsSize += strlen(HighPriorOptionsMap[i].ExtraOptions) * sizeof(CHAR);
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}
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if (HigherPriorityOptions && HighPriorOptionsMap[i].HigherPriorOptions)
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{
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HighPriorOptsSize += strlen(HighPriorOptionsMap[i].HigherPriorOptions) * sizeof(CHAR);
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}
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break;
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}
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}
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}
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/* Count the NULL-terminator */
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if (ExtraOptions)
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ExtraOptsSize += sizeof(ANSI_NULL);
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if (HigherPriorityOptions)
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HighPriorOptsSize += sizeof(ANSI_NULL);
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/* Allocate the string pointers */
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if (ExtraOptions)
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{
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*ExtraOptions = FrLdrHeapAlloc(ExtraOptsSize, TAG_BOOT_OPTIONS);
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if (!*ExtraOptions)
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return;
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}
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if (HigherPriorityOptions)
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{
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*HigherPriorityOptions = FrLdrHeapAlloc(HighPriorOptsSize, TAG_BOOT_OPTIONS);
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if (!*HigherPriorityOptions)
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{
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if (ExtraOptions)
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{
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FrLdrHeapFree(*ExtraOptions, TAG_BOOT_OPTIONS);
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*ExtraOptions = NULL;
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}
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return;
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}
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}
|
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|
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/* Initialize the strings */
|
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if (ExtraOptions)
|
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*(*ExtraOptions) = '\0';
|
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if (HigherPriorityOptions)
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*(*HigherPriorityOptions) = '\0';
|
|
|
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/* Go through the masks that determine the options to check */
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for (i = 0; i < RTL_NUMBER_OF(HighPriorOptionsMap); ++i)
|
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{
|
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if (Masks[i])
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{
|
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/* Retrieve the strings */
|
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if (ExtraOptions && HighPriorOptionsMap[i].ExtraOptions)
|
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{
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RtlStringCbCatA(*ExtraOptions,
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ExtraOptsSize,
|
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HighPriorOptionsMap[i].ExtraOptions);
|
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}
|
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if (HigherPriorityOptions && HighPriorOptionsMap[i].HigherPriorOptions)
|
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{
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RtlStringCbCatA(*HigherPriorityOptions,
|
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HighPriorOptsSize,
|
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HighPriorOptionsMap[i].HigherPriorOptions);
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}
|
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}
|
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}
|
|
}
|
|
|
|
|
|
ARC_STATUS
|
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LoadReactOSSetup(
|
|
IN ULONG Argc,
|
|
IN PCHAR Argv[],
|
|
IN PCHAR Envp[])
|
|
{
|
|
ARC_STATUS Status;
|
|
PCSTR ArgValue;
|
|
PCSTR SystemPartition;
|
|
PCSTR SystemPath;
|
|
PSTR FileName;
|
|
ULONG FileNameLength;
|
|
BOOLEAN BootFromFloppy;
|
|
BOOLEAN Success;
|
|
HINF InfHandle;
|
|
INFCONTEXT InfContext;
|
|
ULONG i, ErrorLine;
|
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PLOADER_PARAMETER_BLOCK LoaderBlock;
|
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PSETUP_LOADER_BLOCK SetupBlock;
|
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CHAR BootPath[MAX_PATH];
|
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CHAR FilePath[MAX_PATH];
|
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CHAR UserBootOptions[256];
|
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PCSTR BootOptions;
|
|
|
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static PCSTR SourcePaths[] =
|
|
{
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|
"", /* Only for floppy boot */
|
|
#if defined(_M_IX86)
|
|
"I386\\",
|
|
#elif defined(_M_MPPC)
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"PPC\\",
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|
#elif defined(_M_MRX000)
|
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"MIPS\\",
|
|
#endif
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"reactos\\",
|
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NULL
|
|
};
|
|
|
|
/* Retrieve the (mandatory) boot type */
|
|
ArgValue = GetArgumentValue(Argc, Argv, "BootType");
|
|
if (!ArgValue || !*ArgValue)
|
|
{
|
|
ERR("No 'BootType' value, aborting!\n");
|
|
return EINVAL;
|
|
}
|
|
if (_stricmp(ArgValue, "ReactOSSetup") != 0)
|
|
{
|
|
ERR("Unknown 'BootType' value '%s', aborting!\n", ArgValue);
|
|
return EINVAL;
|
|
}
|
|
|
|
/* Retrieve the (mandatory) system partition */
|
|
SystemPartition = GetArgumentValue(Argc, Argv, "SystemPartition");
|
|
if (!SystemPartition || !*SystemPartition)
|
|
{
|
|
ERR("No 'SystemPartition' specified, aborting!\n");
|
|
return EINVAL;
|
|
}
|
|
|
|
/* Let the user know we started loading */
|
|
UiDrawBackdrop();
|
|
UiDrawStatusText("Setup is loading...");
|
|
UiDrawProgressBarCenter("Loading ReactOS Setup...");
|
|
|
|
/* Retrieve the system path */
|
|
*BootPath = ANSI_NULL;
|
|
ArgValue = GetArgumentValue(Argc, Argv, "SystemPath");
|
|
if (ArgValue)
|
|
{
|
|
RtlStringCbCopyA(BootPath, sizeof(BootPath), ArgValue);
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
* IMPROVE: I don't want to use the SystemPartition here as a
|
|
* default choice because I can do it after (see few lines below).
|
|
* Instead I reset BootPath here so that we can build the full path
|
|
* using the general code from below.
|
|
*/
|
|
// RtlStringCbCopyA(BootPath, sizeof(BootPath), SystemPartition);
|
|
*BootPath = ANSI_NULL;
|
|
}
|
|
|
|
/*
|
|
* Check whether BootPath is a full path
|
|
* and if not, create a full boot path.
|
|
*
|
|
* See FsOpenFile for the technique used.
|
|
*/
|
|
if (strrchr(BootPath, ')') == NULL)
|
|
{
|
|
/* Temporarily save the boot path */
|
|
RtlStringCbCopyA(FilePath, sizeof(FilePath), BootPath);
|
|
|
|
/* This is not a full path: prepend the SystemPartition */
|
|
RtlStringCbCopyA(BootPath, sizeof(BootPath), SystemPartition);
|
|
|
|
/* Append a path separator if needed */
|
|
if (*FilePath != '\\' && *FilePath != '/')
|
|
RtlStringCbCatA(BootPath, sizeof(BootPath), "\\");
|
|
|
|
/* Append the remaining path */
|
|
RtlStringCbCatA(BootPath, sizeof(BootPath), FilePath);
|
|
}
|
|
|
|
/* Append a path separator if needed */
|
|
if (!*BootPath || BootPath[strlen(BootPath) - 1] != '\\')
|
|
RtlStringCbCatA(BootPath, sizeof(BootPath), "\\");
|
|
|
|
TRACE("BootPath: '%s'\n", BootPath);
|
|
|
|
/*
|
|
* Retrieve the boot options. Any options present here will supplement or
|
|
* override those that will be specified in TXTSETUP.SIF's OsLoadOptions.
|
|
*/
|
|
BootOptions = GetArgumentValue(Argc, Argv, "Options");
|
|
if (!BootOptions)
|
|
BootOptions = "";
|
|
|
|
TRACE("BootOptions: '%s'\n", BootOptions);
|
|
|
|
/* Check if a RAM disk file was given */
|
|
FileName = (PSTR)NtLdrGetOptionEx(BootOptions, "RDPATH=", &FileNameLength);
|
|
if (FileName && (FileNameLength > 7))
|
|
{
|
|
/* Load the RAM disk */
|
|
Status = RamDiskInitialize(FALSE, BootOptions, SystemPartition);
|
|
if (Status != ESUCCESS)
|
|
{
|
|
FileName += 7; FileNameLength -= 7;
|
|
UiMessageBox("Failed to load RAM disk file '%.*s'",
|
|
FileNameLength, FileName);
|
|
return Status;
|
|
}
|
|
}
|
|
|
|
/* Check if we booted from floppy */
|
|
BootFromFloppy = strstr(BootPath, "fdisk") != NULL;
|
|
|
|
/* Open 'txtsetup.sif' from any of the source paths */
|
|
FileName = BootPath + strlen(BootPath);
|
|
for (i = BootFromFloppy ? 0 : 1; ; i++)
|
|
{
|
|
SystemPath = SourcePaths[i];
|
|
if (!SystemPath)
|
|
{
|
|
UiMessageBox("Failed to open txtsetup.sif");
|
|
return ENOENT;
|
|
}
|
|
FileNameLength = (ULONG)(sizeof(BootPath) - (FileName - BootPath)*sizeof(CHAR));
|
|
RtlStringCbCopyA(FileName, FileNameLength, SystemPath);
|
|
RtlStringCbCopyA(FilePath, sizeof(FilePath), BootPath);
|
|
RtlStringCbCatA(FilePath, sizeof(FilePath), "txtsetup.sif");
|
|
if (InfOpenFile(&InfHandle, FilePath, &ErrorLine))
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
|
|
TRACE("BootPath: '%s', SystemPath: '%s'\n", BootPath, SystemPath);
|
|
|
|
// UseLocalSif = NtLdrGetOption(BootOptions, "USELOCALSIF");
|
|
|
|
if (NtLdrGetOption(BootOptions, "SIFOPTIONSOVERRIDE"))
|
|
{
|
|
PCSTR OptionsToRemove[2] = {"SIFOPTIONSOVERRIDE", NULL};
|
|
|
|
/* Do not use any load options from TXTSETUP.SIF, but
|
|
* use instead those passed from the command line. */
|
|
RtlStringCbCopyA(UserBootOptions, sizeof(UserBootOptions), BootOptions);
|
|
|
|
/* Remove the private switch from the options */
|
|
NtLdrUpdateLoadOptions(UserBootOptions,
|
|
sizeof(UserBootOptions),
|
|
FALSE,
|
|
NULL,
|
|
OptionsToRemove);
|
|
|
|
BootOptions = UserBootOptions;
|
|
}
|
|
else // if (!*BootOptions || NtLdrGetOption(BootOptions, "SIFOPTIONSADD"))
|
|
{
|
|
PCSTR LoadOptions = NULL;
|
|
PCSTR DbgLoadOptions = NULL;
|
|
PSTR ExtraOptions, HigherPriorityOptions;
|
|
PSTR OptionsToAdd[3];
|
|
PSTR OptionsToRemove[4];
|
|
|
|
/* Load the options from TXTSETUP.SIF */
|
|
if (InfFindFirstLine(InfHandle, "SetupData", "OsLoadOptions", &InfContext))
|
|
{
|
|
if (!InfGetDataField(&InfContext, 1, &LoadOptions))
|
|
WARN("Failed to get load options\n");
|
|
}
|
|
|
|
#if !DBG
|
|
/* Non-debug mode: get the debug load options only if /DEBUG was specified
|
|
* in the Argv command-line options (was e.g. added to the options when
|
|
* the user selected "Debugging Mode" in the advanced boot menu). */
|
|
if (NtLdrGetOption(BootOptions, "DEBUG") ||
|
|
NtLdrGetOption(BootOptions, "DEBUG="))
|
|
{
|
|
#else
|
|
/* Debug mode: always get the debug load options */
|
|
#endif
|
|
if (InfFindFirstLine(InfHandle, "SetupData", "SetupDebugOptions", &InfContext))
|
|
{
|
|
if (!InfGetDataField(&InfContext, 1, &DbgLoadOptions))
|
|
WARN("Failed to get debug load options\n");
|
|
}
|
|
/* If none was found, default to enabling debugging */
|
|
if (!DbgLoadOptions)
|
|
DbgLoadOptions = "/DEBUG";
|
|
#if !DBG
|
|
}
|
|
#endif
|
|
|
|
/* Initialize the load options with those from TXTSETUP.SIF */
|
|
*UserBootOptions = ANSI_NULL;
|
|
if (LoadOptions && *LoadOptions)
|
|
RtlStringCbCopyA(UserBootOptions, sizeof(UserBootOptions), LoadOptions);
|
|
|
|
/* Merge the debug load options if any */
|
|
if (DbgLoadOptions)
|
|
{
|
|
RtlZeroMemory(OptionsToAdd, sizeof(OptionsToAdd));
|
|
RtlZeroMemory(OptionsToRemove, sizeof(OptionsToRemove));
|
|
|
|
/*
|
|
* Retrieve any option patterns that we should remove from the
|
|
* SIF load options because they are of higher precedence than
|
|
* those specified in the debug load options to be added.
|
|
* Also always remove NODEBUG (even if the debug load options
|
|
* do not contain explicitly the DEBUG option), since we want
|
|
* to have debugging enabled if possible.
|
|
*/
|
|
OptionsToRemove[0] = "/NODEBUG";
|
|
NtLdrGetHigherPriorityOptions(DbgLoadOptions,
|
|
&ExtraOptions,
|
|
&HigherPriorityOptions);
|
|
OptionsToAdd[1] = (ExtraOptions ? ExtraOptions : "");
|
|
OptionsToRemove[1] = (HigherPriorityOptions ? HigherPriorityOptions : "");
|
|
|
|
/*
|
|
* Prepend the debug load options, so that in case it contains
|
|
* redundant options with respect to the SIF load options, the
|
|
* former can take precedence over the latter.
|
|
*/
|
|
OptionsToAdd[0] = (PSTR)DbgLoadOptions;
|
|
OptionsToRemove[2] = (PSTR)DbgLoadOptions;
|
|
NtLdrUpdateLoadOptions(UserBootOptions,
|
|
sizeof(UserBootOptions),
|
|
FALSE,
|
|
(PCSTR*)OptionsToAdd,
|
|
(PCSTR*)OptionsToRemove);
|
|
|
|
if (ExtraOptions)
|
|
FrLdrHeapFree(ExtraOptions, TAG_BOOT_OPTIONS);
|
|
if (HigherPriorityOptions)
|
|
FrLdrHeapFree(HigherPriorityOptions, TAG_BOOT_OPTIONS);
|
|
}
|
|
|
|
RtlZeroMemory(OptionsToAdd, sizeof(OptionsToAdd));
|
|
RtlZeroMemory(OptionsToRemove, sizeof(OptionsToRemove));
|
|
|
|
/*
|
|
* Retrieve any option patterns that we should remove from the
|
|
* SIF load options because they are of higher precedence than
|
|
* those specified in the options to be added.
|
|
*/
|
|
NtLdrGetHigherPriorityOptions(BootOptions,
|
|
&ExtraOptions,
|
|
&HigherPriorityOptions);
|
|
OptionsToAdd[1] = (ExtraOptions ? ExtraOptions : "");
|
|
OptionsToRemove[0] = (HigherPriorityOptions ? HigherPriorityOptions : "");
|
|
|
|
/* Finally, prepend the user-specified options that
|
|
* take precedence over those from TXTSETUP.SIF. */
|
|
OptionsToAdd[0] = (PSTR)BootOptions;
|
|
OptionsToRemove[1] = (PSTR)BootOptions;
|
|
NtLdrUpdateLoadOptions(UserBootOptions,
|
|
sizeof(UserBootOptions),
|
|
FALSE,
|
|
(PCSTR*)OptionsToAdd,
|
|
(PCSTR*)OptionsToRemove);
|
|
|
|
if (ExtraOptions)
|
|
FrLdrHeapFree(ExtraOptions, TAG_BOOT_OPTIONS);
|
|
if (HigherPriorityOptions)
|
|
FrLdrHeapFree(HigherPriorityOptions, TAG_BOOT_OPTIONS);
|
|
|
|
BootOptions = UserBootOptions;
|
|
}
|
|
|
|
TRACE("BootOptions: '%s'\n", BootOptions);
|
|
|
|
/* Handle the SOS option */
|
|
SosEnabled = !!NtLdrGetOption(BootOptions, "SOS");
|
|
if (SosEnabled)
|
|
UiResetForSOS();
|
|
|
|
/* Allocate and minimally-initialize the Loader Parameter Block */
|
|
AllocateAndInitLPB(_WIN32_WINNT_WS03, &LoaderBlock);
|
|
|
|
/* Allocate and initialize the setup loader block */
|
|
SetupBlock = &WinLdrSystemBlock->SetupBlock;
|
|
LoaderBlock->SetupLdrBlock = SetupBlock;
|
|
|
|
/* Set textmode setup flag */
|
|
SetupBlock->Flags = SETUPLDR_TEXT_MODE;
|
|
|
|
/* Load the "setupreg.hiv" setup system hive */
|
|
UiUpdateProgressBar(15, "Loading setup system hive...");
|
|
Success = WinLdrInitSystemHive(LoaderBlock, BootPath, TRUE);
|
|
TRACE("Setup SYSTEM hive %s\n", (Success ? "loaded" : "not loaded"));
|
|
/* Bail out if failure */
|
|
if (!Success)
|
|
return ENOEXEC;
|
|
|
|
/* Load NLS data, they are in the System32 directory of the installation medium */
|
|
RtlStringCbCopyA(FilePath, sizeof(FilePath), BootPath);
|
|
RtlStringCbCatA(FilePath, sizeof(FilePath), "system32\\");
|
|
SetupLdrLoadNlsData(LoaderBlock, InfHandle, FilePath);
|
|
|
|
/* Load the Firmware Errata file from the installation medium */
|
|
Success = SetupLdrInitErrataInf(LoaderBlock, InfHandle, BootPath);
|
|
TRACE("Firmware Errata file %s\n", (Success ? "loaded" : "not loaded"));
|
|
/* Not necessarily fatal if not found - carry on going */
|
|
|
|
// UiDrawStatusText("Press F6 if you need to install a 3rd-party SCSI or RAID driver...");
|
|
|
|
/* Get a list of boot drivers */
|
|
SetupLdrScanBootDrivers(&LoaderBlock->BootDriverListHead, InfHandle, BootPath);
|
|
|
|
/* Close the inf file */
|
|
InfCloseFile(InfHandle);
|
|
|
|
UiDrawStatusText("The Setup program is starting...");
|
|
|
|
/* Finish loading */
|
|
return LoadAndBootWindowsCommon(_WIN32_WINNT_WS03,
|
|
LoaderBlock,
|
|
BootOptions,
|
|
BootPath);
|
|
}
|