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![Hermès Bélusca-Maïto](/assets/img/avatar_default.png)
- Call OpenAndMapFile() with its new ReadWrite parameter; - Add informative comments in osdetect.c; - In partlist.c, check whether a disk has a valid MBR by also checking for its 0xAA55 signature. svn path=/branches/setup_improvements/; revision=74712
831 lines
28 KiB
C
831 lines
28 KiB
C
/*
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* PROJECT: ReactOS Setup Library
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* LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
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* PURPOSE: NT 5.x family (MS Windows <= 2003, and ReactOS)
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* operating systems detection code.
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* COPYRIGHT: Copyright 2017-2018 Hermes Belusca-Maito
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*/
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/* INCLUDES *****************************************************************/
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#include "precomp.h"
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#include "ntverrsrc.h"
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// #include "arcname.h"
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#include "bldrsup.h"
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#include "filesup.h"
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#include "genlist.h"
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#include "partlist.h"
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#include "arcname.h"
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#include "osdetect.h"
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// HACK!
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#include <strsafe.h>
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#define NDEBUG
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#include <debug.h>
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/* GLOBALS ******************************************************************/
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/* Language-independent Vendor strings */
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static const PCWSTR KnownVendors[] = { L"ReactOS", L"Microsoft" };
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/* FUNCTIONS ****************************************************************/
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#if 0
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BOOL IsWindowsOS(VOID)
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{
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// TODO? :
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// Load the "SystemRoot\System32\Config\SOFTWARE" hive and mount it,
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// then go to (SOFTWARE\\)Microsoft\\Windows NT\\CurrentVersion,
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// check the REG_SZ value "ProductName" and see whether it's "Windows"
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// or "ReactOS". One may also check the REG_SZ "CurrentVersion" value,
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// the REG_SZ "SystemRoot" and "PathName" values (what are the differences??).
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//
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// Optionally, looking at the SYSTEM hive, CurrentControlSet\\Control,
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// REG_SZ values "SystemBootDevice" (and "FirmwareBootDevice" ??)...
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//
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/* ReactOS reports as Windows NT 5.2 */
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HKEY hKey = NULL;
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if (RegOpenKeyExW(HKEY_LOCAL_MACHINE,
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L"SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion",
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0, KEY_QUERY_VALUE, &hKey) == ERROR_SUCCESS)
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{
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LONG ret;
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DWORD dwType = 0, dwBufSize = 0;
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ret = RegQueryValueExW(hKey, L"ProductName", NULL, &dwType, NULL, &dwBufSize);
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if (ret == ERROR_SUCCESS && dwType == REG_SZ)
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{
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LPTSTR lpszProductName = (LPTSTR)MemAlloc(0, dwBufSize);
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RegQueryValueExW(hKey, L"ProductName", NULL, &dwType, (LPBYTE)lpszProductName, &dwBufSize);
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bIsWindowsOS = (FindSubStrI(lpszProductName, _T("Windows")) != NULL);
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MemFree(lpszProductName);
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}
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RegCloseKey(hKey);
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}
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return bIsWindowsOS;
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}
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#endif
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static BOOLEAN
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IsValidNTOSInstallation_UStr(
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IN PUNICODE_STRING SystemRootPath);
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/*static*/ BOOLEAN
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IsValidNTOSInstallation(
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IN PCWSTR SystemRoot);
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static PNTOS_INSTALLATION
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FindExistingNTOSInstall(
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IN PGENERIC_LIST List,
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IN PCWSTR SystemRootArcPath OPTIONAL,
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IN PUNICODE_STRING SystemRootNtPath OPTIONAL // or PCWSTR ?
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);
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static PNTOS_INSTALLATION
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AddNTOSInstallation(
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IN PGENERIC_LIST List,
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IN PCWSTR SystemRootArcPath,
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IN PUNICODE_STRING SystemRootNtPath, // or PCWSTR ?
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IN PCWSTR PathComponent, // Pointer inside SystemRootNtPath buffer
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IN ULONG DiskNumber,
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IN ULONG PartitionNumber,
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IN PPARTENTRY PartEntry OPTIONAL,
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IN PCWSTR InstallationName);
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typedef struct _ENUM_INSTALLS_DATA
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{
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IN OUT PGENERIC_LIST List;
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IN PPARTLIST PartList;
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// IN PPARTENTRY PartEntry;
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} ENUM_INSTALLS_DATA, *PENUM_INSTALLS_DATA;
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// PENUM_BOOT_ENTRIES_ROUTINE
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static NTSTATUS
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NTAPI
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EnumerateInstallations(
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IN NTOS_BOOT_LOADER_TYPE Type,
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IN PNTOS_BOOT_ENTRY BootEntry,
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IN PVOID Parameter OPTIONAL)
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{
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PENUM_INSTALLS_DATA Data = (PENUM_INSTALLS_DATA)Parameter;
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PNTOS_INSTALLATION NtOsInstall;
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UNICODE_STRING SystemRootPath;
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WCHAR SystemRoot[MAX_PATH];
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WCHAR InstallNameW[MAX_PATH];
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ULONG DiskNumber = 0, PartitionNumber = 0;
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PCWSTR PathComponent = NULL;
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PDISKENTRY DiskEntry = NULL;
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PPARTENTRY PartEntry = NULL;
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/* We have a boot entry */
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UNICODE_STRING InstallName;
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// /**/RtlInitUnicodeString(&InstallName, BootEntry->FriendlyName);/**/
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InstallName = *BootEntry->FriendlyName;
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#if 0
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if (Type == FreeLdr)
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{
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/* Check for supported boot type "Windows2003" */
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// TODO: What to do with "Windows" ; "WindowsNT40" ; "ReactOSSetup" ?
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if ((BootType == NULL) ||
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( (_wcsicmp(BootType, L"Windows2003") != 0) &&
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(_wcsicmp(BootType, L"\"Windows2003\"") != 0) ))
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{
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/* This is not a ReactOS entry */
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/* Certainly not a ReactOS installation */
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DPRINT1(" A Win2k3 install '%wZ' without an ARC path?!\n", &InstallName);
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/* Continue the enumeration */
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return STATUS_SUCCESS;
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}
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}
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#endif
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DPRINT1(" Found a candidate Win2k3 install '%wZ' with ARC path '%S'\n",
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&InstallName, BootEntry->OsLoadPath);
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// DPRINT1(" Found a Win2k3 install '%wZ' with ARC path '%S'\n",
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// &InstallName, BootEntry->OsLoadPath);
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// TODO: Normalize the ARC path.
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/*
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* Check whether we already have an installation with this ARC path.
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* If this is the case, stop there.
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*/
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NtOsInstall = FindExistingNTOSInstall(Data->List, BootEntry->OsLoadPath, NULL);
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if (NtOsInstall)
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{
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DPRINT1(" An NTOS installation with name \"%S\" already exists in SystemRoot '%wZ'\n",
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NtOsInstall->InstallationName, &NtOsInstall->SystemArcPath);
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/* Continue the enumeration */
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return STATUS_SUCCESS;
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}
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/*
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* Convert the ARC path into an NT path, from which we will deduce
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* the real disk drive & partition on which the candidate installation
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* resides, as well verifying whether it is indeed an NTOS installation.
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*/
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RtlInitEmptyUnicodeString(&SystemRootPath, SystemRoot, sizeof(SystemRoot));
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if (!ArcPathToNtPath(&SystemRootPath, BootEntry->OsLoadPath, Data->PartList))
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{
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DPRINT1("ArcPathToNtPath(%S) failed, skip the installation.\n", BootEntry->OsLoadPath);
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/* Continue the enumeration */
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return STATUS_SUCCESS;
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}
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DPRINT1("ArcPathToNtPath() succeeded: '%S' --> '%wZ'\n",
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BootEntry->OsLoadPath, &SystemRootPath);
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/*
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* Check whether we already have an installation with this NT path.
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* If this is the case, stop there.
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*/
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NtOsInstall = FindExistingNTOSInstall(Data->List, NULL /*BootEntry->OsLoadPath*/, &SystemRootPath);
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if (NtOsInstall)
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{
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DPRINT1(" An NTOS installation with name \"%S\" already exists in SystemRoot '%wZ'\n",
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NtOsInstall->InstallationName, &NtOsInstall->SystemNtPath);
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/* Continue the enumeration */
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return STATUS_SUCCESS;
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}
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DPRINT1("EnumerateInstallations: SystemRootPath: '%wZ'\n", &SystemRootPath);
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/* Check if this is a valid NTOS installation; stop there if it isn't one */
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if (!IsValidNTOSInstallation_UStr(&SystemRootPath))
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{
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/* Continue the enumeration */
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return STATUS_SUCCESS;
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}
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DPRINT1("Found a valid NTOS installation in SystemRoot ARC path '%S', NT path '%wZ'\n",
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BootEntry->OsLoadPath, &SystemRootPath);
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/* From the NT path, compute the disk, partition and path components */
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if (NtPathToDiskPartComponents(SystemRootPath.Buffer, &DiskNumber, &PartitionNumber, &PathComponent))
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{
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DPRINT1("SystemRootPath = '%wZ' points to disk #%d, partition #%d, path '%S'\n",
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&SystemRootPath, DiskNumber, PartitionNumber, PathComponent);
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/* Retrieve the corresponding disk and partition */
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if (!GetDiskOrPartition(Data->PartList, DiskNumber, PartitionNumber, &DiskEntry, &PartEntry))
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{
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DPRINT1("GetDiskOrPartition(disk #%d, partition #%d) failed\n",
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DiskNumber, PartitionNumber);
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}
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}
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else
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{
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DPRINT1("NtPathToDiskPartComponents(%wZ) failed\n", &SystemRootPath);
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}
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/* Add the discovered NTOS installation into the list */
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if (PartEntry && PartEntry->DriveLetter)
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{
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/* We have retrieved a partition that is mounted */
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StringCchPrintfW(InstallNameW, ARRAYSIZE(InstallNameW), L"%C:%s \"%wZ\"",
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PartEntry->DriveLetter, PathComponent, &InstallName);
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}
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else
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{
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/* We failed somewhere, just show the NT path */
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StringCchPrintfW(InstallNameW, ARRAYSIZE(InstallNameW), L"%wZ \"%wZ\"",
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&SystemRootPath, &InstallName);
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}
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AddNTOSInstallation(Data->List, BootEntry->OsLoadPath,
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&SystemRootPath, PathComponent,
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DiskNumber, PartitionNumber, PartEntry,
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InstallNameW);
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/* Continue the enumeration */
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return STATUS_SUCCESS;
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}
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/*
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* FindSubStrI(PCWSTR str, PCWSTR strSearch) :
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* Searches for a sub-string 'strSearch' inside 'str', similarly to what
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* wcsstr(str, strSearch) does, but ignores the case during the comparisons.
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*/
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PCWSTR FindSubStrI(PCWSTR str, PCWSTR strSearch)
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{
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PCWSTR cp = str;
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PCWSTR s1, s2;
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if (!*strSearch)
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return str;
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while (*cp)
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{
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s1 = cp;
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s2 = strSearch;
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while (*s1 && *s2 && (towupper(*s1) == towupper(*s2)))
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++s1, ++s2;
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if (!*s2)
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return cp;
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++cp;
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}
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return NULL;
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}
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static BOOLEAN
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CheckForValidPEAndVendor(
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IN HANDLE RootDirectory OPTIONAL,
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IN PCWSTR PathNameToFile,
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OUT PUNICODE_STRING VendorName
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)
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{
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BOOLEAN Success = FALSE;
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NTSTATUS Status;
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HANDLE FileHandle, SectionHandle;
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// SIZE_T ViewSize;
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PVOID ViewBase;
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PVOID VersionBuffer = NULL; // Read-only
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PVOID pvData = NULL;
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UINT BufLen = 0;
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if (VendorName->MaximumLength < sizeof(UNICODE_NULL))
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return FALSE;
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*VendorName->Buffer = UNICODE_NULL;
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VendorName->Length = 0;
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Status = OpenAndMapFile(RootDirectory, PathNameToFile,
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&FileHandle, &SectionHandle, &ViewBase,
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NULL, FALSE);
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if (!NT_SUCCESS(Status))
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{
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DPRINT1("Failed to open and map file '%S', Status 0x%08lx\n", PathNameToFile, Status);
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return FALSE; // Status;
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}
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/* Make sure it's a valid PE file */
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if (!RtlImageNtHeader(ViewBase))
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{
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DPRINT1("File '%S' does not seem to be a valid PE, bail out\n", PathNameToFile);
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Status = STATUS_INVALID_IMAGE_FORMAT;
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goto UnmapFile;
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}
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/*
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* Search for a valid executable version and vendor.
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* NOTE: The module is loaded as a data file, it should be marked as such.
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*/
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Status = NtGetVersionResource((PVOID)((ULONG_PTR)ViewBase | 1), &VersionBuffer, NULL);
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if (!NT_SUCCESS(Status))
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{
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DPRINT1("Failed to get version resource for file '%S', Status 0x%08lx\n", PathNameToFile, Status);
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goto UnmapFile;
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}
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Status = NtVerQueryValue(VersionBuffer, L"\\VarFileInfo\\Translation", &pvData, &BufLen);
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if (NT_SUCCESS(Status))
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{
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USHORT wCodePage = 0, wLangID = 0;
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WCHAR FileInfo[MAX_PATH];
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wCodePage = LOWORD(*(ULONG*)pvData);
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wLangID = HIWORD(*(ULONG*)pvData);
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StringCchPrintfW(FileInfo, ARRAYSIZE(FileInfo),
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L"StringFileInfo\\%04X%04X\\CompanyName",
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wCodePage, wLangID);
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Status = NtVerQueryValue(VersionBuffer, FileInfo, &pvData, &BufLen);
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/* Fixup the Status in case pvData is NULL */
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if (NT_SUCCESS(Status) && !pvData)
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Status = STATUS_NOT_FOUND;
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if (NT_SUCCESS(Status) /*&& pvData*/)
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{
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/* BufLen includes the NULL terminator count */
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DPRINT1("Found version vendor: \"%S\" for file '%S'\n", pvData, PathNameToFile);
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StringCbCopyNW(VendorName->Buffer, VendorName->MaximumLength,
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pvData, BufLen * sizeof(WCHAR));
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VendorName->Length = wcslen(VendorName->Buffer) * sizeof(WCHAR);
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Success = TRUE;
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}
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}
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if (!NT_SUCCESS(Status))
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DPRINT1("No version vendor found for file '%S'\n", PathNameToFile);
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UnmapFile:
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/* Finally, unmap and close the file */
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UnMapFile(SectionHandle, ViewBase);
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NtClose(FileHandle);
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return Success;
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}
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//
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// TODO: Instead of returning TRUE/FALSE, it would be nice to return
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// a flag indicating:
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// - whether the installation is actually valid;
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// - if it's broken or not (aka. needs for repair, or just upgrading).
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//
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static BOOLEAN
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IsValidNTOSInstallationByHandle(
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IN HANDLE SystemRootDirectory)
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{
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BOOLEAN Success = FALSE;
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PCWSTR PathName;
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USHORT i;
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UNICODE_STRING VendorName;
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WCHAR VendorNameBuffer[MAX_PATH];
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/* Check for the existence of \SystemRoot\System32 */
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PathName = L"System32\\";
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if (!DoesPathExist(SystemRootDirectory, PathName))
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{
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// DPRINT1("Failed to open directory '%S', Status 0x%08lx\n", PathName, Status);
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return FALSE;
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}
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/* Check for the existence of \SystemRoot\System32\drivers */
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PathName = L"System32\\drivers\\";
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if (!DoesPathExist(SystemRootDirectory, PathName))
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{
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// DPRINT1("Failed to open directory '%S', Status 0x%08lx\n", PathName, Status);
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return FALSE;
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}
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/* Check for the existence of \SystemRoot\System32\config */
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PathName = L"System32\\config\\";
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if (!DoesPathExist(SystemRootDirectory, PathName))
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{
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// DPRINT1("Failed to open directory '%S', Status 0x%08lx\n", PathName, Status);
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return FALSE;
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}
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#if 0
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/*
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* Check for the existence of SYSTEM and SOFTWARE hives in \SystemRoot\System32\config
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* (but we don't check here whether they are actually valid).
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*/
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PathName = L"System32\\config\\SYSTEM";
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if (!DoesFileExist(SystemRootDirectory, PathName))
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{
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// DPRINT1("Failed to open file '%S', Status 0x%08lx\n", PathName, Status);
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return FALSE;
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}
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PathName = L"System32\\config\\SOFTWARE";
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if (!DoesFileExist(SystemRootDirectory, PathName))
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{
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// DPRINT1("Failed to open file '%S', Status 0x%08lx\n", PathName, Status);
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return FALSE;
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}
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#endif
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RtlInitEmptyUnicodeString(&VendorName, VendorNameBuffer, sizeof(VendorNameBuffer));
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/* Check for the existence of \SystemRoot\System32\ntoskrnl.exe and retrieves its vendor name */
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PathName = L"System32\\ntoskrnl.exe";
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Success = CheckForValidPEAndVendor(SystemRootDirectory, PathName, &VendorName);
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if (!Success)
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DPRINT1("Kernel executable '%S' is either not a PE file, or does not have any vendor?\n", PathName);
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/* The kernel gives the OS its flavour */
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if (Success)
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{
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for (i = 0; i < ARRAYSIZE(KnownVendors); ++i)
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{
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Success = !!FindSubStrI(VendorName.Buffer, KnownVendors[i]);
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if (Success)
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{
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/* We have found a correct vendor combination */
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DPRINT1("IsValidNTOSInstallation: We've got an NTOS installation from %S !\n", KnownVendors[i]);
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break;
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}
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}
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}
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/* OPTIONAL: Check for the existence of \SystemRoot\System32\ntkrnlpa.exe */
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/* Check for the existence of \SystemRoot\System32\ntdll.dll and retrieves its vendor name */
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PathName = L"System32\\ntdll.dll";
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Success = CheckForValidPEAndVendor(SystemRootDirectory, PathName, &VendorName);
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if (!Success)
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DPRINT1("User-mode DLL '%S' is either not a PE file, or does not have any vendor?\n", PathName);
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if (Success)
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{
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for (i = 0; i < ARRAYSIZE(KnownVendors); ++i)
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{
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if (!!FindSubStrI(VendorName.Buffer, KnownVendors[i]))
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{
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/* We have found a correct vendor combination */
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DPRINT1("IsValidNTOSInstallation: The user-mode DLL '%S' is from %S\n", PathName, KnownVendors[i]);
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break;
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}
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}
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}
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return Success;
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}
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|
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static BOOLEAN
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IsValidNTOSInstallation_UStr(
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IN PUNICODE_STRING SystemRootPath)
|
|
{
|
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NTSTATUS Status;
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OBJECT_ATTRIBUTES ObjectAttributes;
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IO_STATUS_BLOCK IoStatusBlock;
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HANDLE SystemRootDirectory;
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BOOLEAN Success;
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|
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/* Open SystemRootPath */
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InitializeObjectAttributes(&ObjectAttributes,
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SystemRootPath,
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OBJ_CASE_INSENSITIVE,
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NULL,
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NULL);
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Status = NtOpenFile(&SystemRootDirectory,
|
|
FILE_LIST_DIRECTORY | SYNCHRONIZE,
|
|
&ObjectAttributes,
|
|
&IoStatusBlock,
|
|
FILE_SHARE_READ | FILE_SHARE_WRITE,
|
|
FILE_SYNCHRONOUS_IO_NONALERT | FILE_DIRECTORY_FILE);
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
DPRINT1("Failed to open SystemRoot '%wZ', Status 0x%08lx\n", SystemRootPath, Status);
|
|
return FALSE;
|
|
}
|
|
|
|
Success = IsValidNTOSInstallationByHandle(SystemRootDirectory);
|
|
|
|
/* Done! */
|
|
NtClose(SystemRootDirectory);
|
|
return Success;
|
|
}
|
|
|
|
/*static*/ BOOLEAN
|
|
IsValidNTOSInstallation(
|
|
IN PCWSTR SystemRoot)
|
|
{
|
|
UNICODE_STRING SystemRootPath;
|
|
RtlInitUnicodeString(&SystemRootPath, SystemRoot);
|
|
return IsValidNTOSInstallationByHandle(&SystemRootPath);
|
|
}
|
|
|
|
static VOID
|
|
DumpNTOSInstalls(
|
|
IN PGENERIC_LIST List)
|
|
{
|
|
PGENERIC_LIST_ENTRY Entry;
|
|
PNTOS_INSTALLATION NtOsInstall;
|
|
ULONG NtOsInstallsCount = GetNumberOfListEntries(List);
|
|
|
|
DPRINT1("There %s %d installation%s detected:\n",
|
|
NtOsInstallsCount >= 2 ? "are" : "is",
|
|
NtOsInstallsCount,
|
|
NtOsInstallsCount >= 2 ? "s" : "");
|
|
|
|
Entry = GetFirstListEntry(List);
|
|
while (Entry)
|
|
{
|
|
NtOsInstall = (PNTOS_INSTALLATION)GetListEntryUserData(Entry);
|
|
Entry = GetNextListEntry(Entry);
|
|
|
|
DPRINT1(" On disk #%d, partition #%d: Installation \"%S\" in SystemRoot '%wZ'\n",
|
|
NtOsInstall->DiskNumber, NtOsInstall->PartitionNumber,
|
|
NtOsInstall->InstallationName, &NtOsInstall->SystemNtPath);
|
|
}
|
|
|
|
DPRINT1("Done.\n");
|
|
}
|
|
|
|
static PNTOS_INSTALLATION
|
|
FindExistingNTOSInstall(
|
|
IN PGENERIC_LIST List,
|
|
IN PCWSTR SystemRootArcPath OPTIONAL,
|
|
IN PUNICODE_STRING SystemRootNtPath OPTIONAL // or PCWSTR ?
|
|
)
|
|
{
|
|
PGENERIC_LIST_ENTRY Entry;
|
|
PNTOS_INSTALLATION NtOsInstall;
|
|
UNICODE_STRING SystemArcPath;
|
|
|
|
/*
|
|
* We search either via ARC path or NT path.
|
|
* If both pointers are NULL then we fail straight away.
|
|
*/
|
|
if (!SystemRootArcPath && !SystemRootNtPath)
|
|
return NULL;
|
|
|
|
RtlInitUnicodeString(&SystemArcPath, SystemRootArcPath);
|
|
|
|
Entry = GetFirstListEntry(List);
|
|
while (Entry)
|
|
{
|
|
NtOsInstall = (PNTOS_INSTALLATION)GetListEntryUserData(Entry);
|
|
Entry = GetNextListEntry(Entry);
|
|
|
|
/*
|
|
* Note that if both ARC paths are equal, then the corresponding
|
|
* NT paths must be the same. However, two ARC paths may be different
|
|
* but resolve into the same NT path.
|
|
*/
|
|
if ( (SystemRootArcPath &&
|
|
RtlEqualUnicodeString(&NtOsInstall->SystemArcPath,
|
|
&SystemArcPath, TRUE)) ||
|
|
(SystemRootNtPath &&
|
|
RtlEqualUnicodeString(&NtOsInstall->SystemNtPath,
|
|
SystemRootNtPath, TRUE)) )
|
|
{
|
|
/* Found it! */
|
|
return NtOsInstall;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static PNTOS_INSTALLATION
|
|
AddNTOSInstallation(
|
|
IN PGENERIC_LIST List,
|
|
IN PCWSTR SystemRootArcPath,
|
|
IN PUNICODE_STRING SystemRootNtPath, // or PCWSTR ?
|
|
IN PCWSTR PathComponent, // Pointer inside SystemRootNtPath buffer
|
|
IN ULONG DiskNumber,
|
|
IN ULONG PartitionNumber,
|
|
IN PPARTENTRY PartEntry OPTIONAL,
|
|
IN PCWSTR InstallationName)
|
|
{
|
|
PNTOS_INSTALLATION NtOsInstall;
|
|
SIZE_T ArcPathLength, NtPathLength;
|
|
CHAR InstallNameA[MAX_PATH];
|
|
|
|
/* Is there already any installation with these settings? */
|
|
NtOsInstall = FindExistingNTOSInstall(List, SystemRootArcPath, SystemRootNtPath);
|
|
if (NtOsInstall)
|
|
{
|
|
DPRINT1("An NTOS installation with name \"%S\" already exists on disk #%d, partition #%d, in SystemRoot '%wZ'\n",
|
|
NtOsInstall->InstallationName, NtOsInstall->DiskNumber, NtOsInstall->PartitionNumber, &NtOsInstall->SystemNtPath);
|
|
//
|
|
// NOTE: We may use its "IsDefault" attribute, and only keep the entries that have IsDefault == TRUE...
|
|
// Setting IsDefault to TRUE would imply searching for the "Default" entry in the loader configuration file.
|
|
//
|
|
return NtOsInstall;
|
|
}
|
|
|
|
ArcPathLength = (wcslen(SystemRootArcPath) + 1) * sizeof(WCHAR);
|
|
// NtPathLength = ROUND_UP(SystemRootNtPath->Length + sizeof(UNICODE_NULL), sizeof(WCHAR));
|
|
NtPathLength = SystemRootNtPath->Length + sizeof(UNICODE_NULL);
|
|
|
|
/* None was found, so add a new one */
|
|
NtOsInstall = RtlAllocateHeap(ProcessHeap, HEAP_ZERO_MEMORY,
|
|
sizeof(*NtOsInstall) +
|
|
ArcPathLength + NtPathLength);
|
|
if (!NtOsInstall)
|
|
return NULL;
|
|
|
|
NtOsInstall->DiskNumber = DiskNumber;
|
|
NtOsInstall->PartitionNumber = PartitionNumber;
|
|
NtOsInstall->PartEntry = PartEntry;
|
|
|
|
RtlInitEmptyUnicodeString(&NtOsInstall->SystemArcPath,
|
|
(PWCHAR)(NtOsInstall + 1),
|
|
ArcPathLength);
|
|
RtlCopyMemory(NtOsInstall->SystemArcPath.Buffer, SystemRootArcPath, ArcPathLength);
|
|
NtOsInstall->SystemArcPath.Length = ArcPathLength - sizeof(UNICODE_NULL);
|
|
|
|
RtlInitEmptyUnicodeString(&NtOsInstall->SystemNtPath,
|
|
(PWCHAR)((ULONG_PTR)(NtOsInstall + 1) + ArcPathLength),
|
|
NtPathLength);
|
|
RtlCopyUnicodeString(&NtOsInstall->SystemNtPath, SystemRootNtPath);
|
|
NtOsInstall->PathComponent = NtOsInstall->SystemNtPath.Buffer +
|
|
(PathComponent - SystemRootNtPath->Buffer);
|
|
|
|
StringCchCopyW(NtOsInstall->InstallationName, ARRAYSIZE(NtOsInstall->InstallationName), InstallationName);
|
|
|
|
// Having the GENERIC_LIST storing the display item string plainly sucks...
|
|
StringCchPrintfA(InstallNameA, ARRAYSIZE(InstallNameA), "%S", InstallationName);
|
|
AppendGenericListEntry(List, InstallNameA, NtOsInstall, FALSE);
|
|
|
|
return NtOsInstall;
|
|
}
|
|
|
|
static VOID
|
|
FindNTOSInstallations(
|
|
IN OUT PGENERIC_LIST List,
|
|
IN PPARTLIST PartList,
|
|
IN PPARTENTRY PartEntry)
|
|
{
|
|
NTSTATUS Status;
|
|
ULONG DiskNumber = PartEntry->DiskEntry->DiskNumber;
|
|
ULONG PartitionNumber = PartEntry->PartitionNumber;
|
|
HANDLE PartitionHandle;
|
|
OBJECT_ATTRIBUTES ObjectAttributes;
|
|
IO_STATUS_BLOCK IoStatusBlock;
|
|
UNICODE_STRING PartitionRootPath;
|
|
NTOS_BOOT_LOADER_TYPE Type;
|
|
ENUM_INSTALLS_DATA Data;
|
|
ULONG Version;
|
|
WCHAR PathBuffer[MAX_PATH];
|
|
|
|
/* Set PartitionRootPath */
|
|
StringCchPrintfW(PathBuffer, ARRAYSIZE(PathBuffer),
|
|
L"\\Device\\Harddisk%lu\\Partition%lu\\",
|
|
DiskNumber, PartitionNumber);
|
|
RtlInitUnicodeString(&PartitionRootPath, PathBuffer);
|
|
DPRINT1("FindNTOSInstallations: PartitionRootPath: '%wZ'\n", &PartitionRootPath);
|
|
|
|
/* Open the partition */
|
|
InitializeObjectAttributes(&ObjectAttributes,
|
|
&PartitionRootPath,
|
|
OBJ_CASE_INSENSITIVE,
|
|
NULL,
|
|
NULL);
|
|
Status = NtOpenFile(&PartitionHandle,
|
|
FILE_LIST_DIRECTORY | SYNCHRONIZE,
|
|
&ObjectAttributes,
|
|
&IoStatusBlock,
|
|
FILE_SHARE_READ | FILE_SHARE_WRITE,
|
|
FILE_SYNCHRONOUS_IO_NONALERT | FILE_DIRECTORY_FILE);
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
DPRINT1("Failed to open partition '%wZ', Status 0x%08lx\n", &PartitionRootPath, Status);
|
|
return;
|
|
}
|
|
|
|
Data.List = List;
|
|
Data.PartList = PartList;
|
|
|
|
/* Try to see whether we recognize some NT boot loaders */
|
|
for (Type = FreeLdr; Type < BldrTypeMax; ++Type)
|
|
{
|
|
Status = FindNTOSBootLoader(PartitionHandle, Type, &Version);
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
/* The loader does not exist, continue with another one */
|
|
DPRINT1("Loader type '%d' does not exist, or an error happened (Status 0x%08lx), continue with another one...\n",
|
|
Type, Status);
|
|
continue;
|
|
}
|
|
|
|
/* The loader exists, try to enumerate its boot entries */
|
|
DPRINT1("Analyse the OS installations for loader type '%d' in disk #%d, partition #%d\n",
|
|
Type, DiskNumber, PartitionNumber);
|
|
|
|
EnumerateNTOSBootEntries(PartitionHandle, Type, EnumerateInstallations, &Data);
|
|
}
|
|
|
|
/* Close the partition */
|
|
NtClose(PartitionHandle);
|
|
}
|
|
|
|
// static
|
|
FORCEINLINE BOOLEAN
|
|
ShouldICheckThisPartition(
|
|
IN PPARTENTRY PartEntry)
|
|
{
|
|
if (!PartEntry)
|
|
return FALSE;
|
|
|
|
return PartEntry->IsPartitioned &&
|
|
!IsContainerPartition(PartEntry->PartitionType) /* alternatively: PartEntry->PartitionNumber != 0 */ &&
|
|
!PartEntry->New &&
|
|
(PartEntry->FormatState == Preformatted /* || PartEntry->FormatState == Formatted */);
|
|
}
|
|
|
|
// EnumerateNTOSInstallations
|
|
PGENERIC_LIST
|
|
CreateNTOSInstallationsList(
|
|
IN PPARTLIST PartList)
|
|
{
|
|
PGENERIC_LIST List;
|
|
PLIST_ENTRY Entry, Entry2;
|
|
PDISKENTRY DiskEntry;
|
|
PPARTENTRY PartEntry;
|
|
|
|
List = CreateGenericList();
|
|
if (List == NULL)
|
|
return NULL;
|
|
|
|
/* Loop each available disk ... */
|
|
Entry = PartList->DiskListHead.Flink;
|
|
while (Entry != &PartList->DiskListHead)
|
|
{
|
|
DiskEntry = CONTAINING_RECORD(Entry, DISKENTRY, ListEntry);
|
|
Entry = Entry->Flink;
|
|
|
|
DPRINT1("Disk #%d\n", DiskEntry->DiskNumber);
|
|
|
|
/* ... and for each disk, loop each available partition */
|
|
|
|
/* First, the primary partitions */
|
|
Entry2 = DiskEntry->PrimaryPartListHead.Flink;
|
|
while (Entry2 != &DiskEntry->PrimaryPartListHead)
|
|
{
|
|
PartEntry = CONTAINING_RECORD(Entry2, PARTENTRY, ListEntry);
|
|
Entry2 = Entry2->Flink;
|
|
|
|
ASSERT(PartEntry->DiskEntry == DiskEntry);
|
|
|
|
DPRINT1(" Primary Partition #%d, index %d - Type 0x%02x, IsLogical = %s, IsPartitioned = %s, IsNew = %s, AutoCreate = %s, FormatState = %lu -- Should I check it? %s\n",
|
|
PartEntry->PartitionNumber, PartEntry->PartitionIndex,
|
|
PartEntry->PartitionType, PartEntry->LogicalPartition ? "TRUE" : "FALSE",
|
|
PartEntry->IsPartitioned ? "TRUE" : "FALSE",
|
|
PartEntry->New ? "Yes" : "No",
|
|
PartEntry->AutoCreate ? "Yes" : "No",
|
|
PartEntry->FormatState,
|
|
ShouldICheckThisPartition(PartEntry) ? "YES!" : "NO!");
|
|
|
|
if (ShouldICheckThisPartition(PartEntry))
|
|
FindNTOSInstallations(List, PartList, PartEntry);
|
|
}
|
|
|
|
/* Then, the logical partitions (present in the extended partition) */
|
|
Entry2 = DiskEntry->LogicalPartListHead.Flink;
|
|
while (Entry2 != &DiskEntry->LogicalPartListHead)
|
|
{
|
|
PartEntry = CONTAINING_RECORD(Entry2, PARTENTRY, ListEntry);
|
|
Entry2 = Entry2->Flink;
|
|
|
|
ASSERT(PartEntry->DiskEntry == DiskEntry);
|
|
|
|
DPRINT1(" Logical Partition #%d, index %d - Type 0x%02x, IsLogical = %s, IsPartitioned = %s, IsNew = %s, AutoCreate = %s, FormatState = %lu -- Should I check it? %s\n",
|
|
PartEntry->PartitionNumber, PartEntry->PartitionIndex,
|
|
PartEntry->PartitionType, PartEntry->LogicalPartition ? "TRUE" : "FALSE",
|
|
PartEntry->IsPartitioned ? "TRUE" : "FALSE",
|
|
PartEntry->New ? "Yes" : "No",
|
|
PartEntry->AutoCreate ? "Yes" : "No",
|
|
PartEntry->FormatState,
|
|
ShouldICheckThisPartition(PartEntry) ? "YES!" : "NO!");
|
|
|
|
if (ShouldICheckThisPartition(PartEntry))
|
|
FindNTOSInstallations(List, PartList, PartEntry);
|
|
}
|
|
}
|
|
|
|
/**** Debugging: List all the collected installations ****/
|
|
DumpNTOSInstalls(List);
|
|
|
|
return List;
|
|
}
|
|
|
|
/* EOF */
|