Source code of Windows XP (NT5)
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761 lines
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//
// DEVNODE.C
//
#include "sigverif.h"
#include <initguid.h>
#include <devguid.h>
//
// Given the full path to a driver, add it to the file list.
//
LPFILENODE
AddDriverFileToList(
LPTSTR lpDirName,
LPTSTR lpFullPathName
)
{
LPFILENODE lpFileNode = NULL;
TCHAR szFullPath[MAX_PATH];
TCHAR szDirName[MAX_PATH];
TCHAR szFileName[MAX_PATH];
LPTSTR lpFilePart;
BOOL bRet;
*szFullPath = 0;
*szDirName = 0;
*szFileName = 0;
//
// If no directory is passed in, try to get the full path
//
if (!lpDirName || !*lpDirName) {
bRet = GetFullPathName(lpFullPathName, MAX_PATH, szDirName, &lpFilePart);
if (bRet) {
lstrcpy(szFullPath, szDirName);
if (lpFilePart && *lpFilePart) {
lstrcpy(szFileName, lpFilePart);
*lpFilePart = 0;
if (lstrlen(szDirName) > 3) {
*(lpFilePart - 1) = 0;
}
}
}
} else {
//
// Use the directory and filename that was passed in to us
// Expand out lpDirName in case there are any ".." entries
//
if (!GetFullPathName(lpDirName, MAX_PATH, szDirName, NULL)) {
lstrcpy(szDirName, lpDirName);
}
lstrcpy(szFileName, lpFullPathName);
}
if (*szDirName && *szFileName && !IsFileAlreadyInList(szDirName, szFileName)) {
//
// Create a filenode, based on the directory and filename
//
lpFileNode = CreateFileNode(szDirName, szFileName);
if (lpFileNode) {
InsertFileNodeIntoList(lpFileNode);
// Increment the total number of files we've found that meet the search criteria.
g_App.dwFiles++;
}
}
return lpFileNode;
}
void
GetFilesFromInfSection(
HINF hInf,
LPTSTR lpFileName,
LPTSTR lpSectionName
)
{
TCHAR szTarget[MAX_PATH];
TCHAR szBuffer[MAX_PATH];
LPTSTR lpBuffer;
LPTSTR lpString, lpSeparator;
BOOL bRet;
DWORD dwRequiredSize;
INFCONTEXT iContext;
ZeroMemory(szTarget, sizeof(szTarget));
SetupGetTargetPath(hInf, NULL, lpSectionName, szTarget, sizeof(szTarget), NULL);
// HYDRA HACK!!!
//
// Check to see if the target is %WINDIR% and if %WINDIR% has been redirected, change it back!!
// We have the real %WINDIR% stored in g_App.szWinDir, so we can stuff that into szTarget.
// We just have to remember to put back whatever was at the end of szTarget.
//
if (GetWindowsDirectory(szBuffer, MAX_PATH) &&
!_tcsnicmp(szBuffer, szTarget, lstrlen(szBuffer)) &&
_tcsicmp(g_App.szWinDir, szBuffer)) {
lstrcpy(szBuffer, szTarget + lstrlen(szBuffer));
lstrcpy(szTarget, g_App.szWinDir);
lstrcat(szTarget, szBuffer);
}
ZeroMemory(&iContext, sizeof(INFCONTEXT));
bRet = SetupFindFirstLine(hInf, lpSectionName, NULL, &iContext);
while (bRet && !g_App.bStopScan) {
dwRequiredSize = 0;
bRet = SetupGetLineText(&iContext, NULL, NULL, NULL, NULL, 0, &dwRequiredSize);
if (dwRequiredSize) {
lpBuffer = MALLOC((dwRequiredSize + 1) * sizeof(TCHAR));
if (lpBuffer) {
bRet = SetupGetLineText(&iContext, NULL, NULL, NULL, lpBuffer, dwRequiredSize, NULL);
if (bRet) {
lpString = lpBuffer;
if (lpString && *lpString) {
// If there's a comma, then terminate the string at the comma
lpSeparator = _tcschr(lpString, TEXT(','));
if (lpSeparator) {
// Null terminate at the comma, so the first entry is a null-terminated string
*lpSeparator = 0;
}
// Make sure we didn't just terminate ourselves.
if (*lpString) {
AddDriverFileToList(szTarget, lpString);
}
}
}
FREE(lpBuffer);
}
}
bRet = SetupFindNextLine(&iContext, &iContext);
}
}
void
GetStuffFromInfSection(
LPTSTR lpFileName,
LPTSTR lpSectionName
)
{
TCHAR szFullPath[MAX_PATH];
TCHAR szTarget[MAX_PATH];
TCHAR szKeyName[MAX_PATH];
LPTSTR lpString = NULL;
LPTSTR lpSeparator = NULL;
LPTSTR lpBuffer = NULL;
DWORD dwRequiredSize;
HINF hInf;
BOOL bRet;
UINT uError;
szFullPath[0] = 0;
GetFullPathName(lpFileName, MAX_PATH, szFullPath, NULL);
//
// Try opening the INF in the usual INF directory
//
hInf = SetupOpenInfFile(szFullPath, NULL, INF_STYLE_WIN4, &uError);
if (hInf == INVALID_HANDLE_VALUE) {
//
// Add the INF to the file list so it shows up as unscanned.
//
AddDriverFileToList(NULL, lpFileName);
return;
} else {
//
// The INF must exist, so add it to the file list for verification!
//
AddDriverFileToList(NULL, szFullPath);
}
MyLoadString(szKeyName, IDS_COPYFILES);
dwRequiredSize = 0;
bRet = SetupGetLineText(NULL, hInf, lpSectionName, szKeyName, NULL, 0, &dwRequiredSize);
if (dwRequiredSize) {
lpBuffer = MALLOC((dwRequiredSize + 1) * sizeof(TCHAR));
if (lpBuffer) {
bRet = SetupGetLineText(NULL, hInf, lpSectionName, szKeyName, lpBuffer, dwRequiredSize, NULL);
if (!bRet) {
//MyMessageBox(TEXT("SetupGetLineText Failed!"));
FREE(lpBuffer);
return;
}
}
lpString = lpBuffer;
}
ZeroMemory(szTarget, sizeof(szTarget));
SetupGetTargetPath(hInf, NULL, lpSectionName, szTarget, sizeof(szTarget), NULL);
while (lpString && *lpString && !g_App.bStopScan) {
// If there's a comma, then bump lpSeparator to after the comma
lpSeparator = _tcschr(lpString, TEXT(','));
if (lpSeparator) {
// Null terminate at the comma, so the first entry is a null-terminated string
*lpSeparator = 0;
lpSeparator++;
}
//
// If the section has an '@' symbol, then it is directly referencing a filename
// Otherwise, it's a section and we need to process that via GetFilesFromInfSection()
//
if (*lpString == TEXT('@')) {
lpString++;
if (*lpString) {
AddDriverFileToList(szTarget, lpString);
}
} else GetFilesFromInfSection(hInf, lpFileName, lpString);
lpString = lpSeparator;
}
if (lpBuffer) {
FREE(lpBuffer);
}
SetupCloseInfFile(hInf);
}
UINT
ScanQueueCallback(
PVOID Context,
UINT Notification,
UINT_PTR Param1,
UINT_PTR Param2
)
{
LPFILENODE lpFileNode;
TCHAR szBuffer[MAX_PATH];
LPTSTR lpFilePart;
if ((Notification == SPFILENOTIFY_QUEUESCAN_SIGNERINFO) &&
Param1) {
//
// Special case for printers:
// After setupapi copies files from the file queue into their destination
// location, the printer class installer moves some of these files into
// other 'special' locations. This can lead to the callback Win32Error
// returning ERROR_FILE_NOT_FOUND or ERROR_PATH_NOT_FOUND since the file
// is not present in the location where setupapi put it. So, we will
// catch this case for printers and not add the file to our list of
// files to scan. These 'special' printer files will get added later
// when we call the spooler APIs.
// Also note that we can't just skip getting the list of files for printers
// altogether since the printer class installer only moves some of the
// files that setupapi copies and not all of them.
//
if (Context &&
(IsEqualGUID((LPGUID)Context, &GUID_DEVCLASS_PRINTER)) &&
((((PFILEPATHS_SIGNERINFO)Param1)->Win32Error == ERROR_FILE_NOT_FOUND) ||
(((PFILEPATHS_SIGNERINFO)Param1)->Win32Error == ERROR_PATH_NOT_FOUND))) {
//
// Assume this was a file moved by the printer class installer. Don't
// add it to the list of files to be scanned at this time.
//
return NO_ERROR;
}
lpFileNode = AddDriverFileToList(NULL,
(LPTSTR)((PFILEPATHS_SIGNERINFO)Param1)->Target);
//
// Fill in some information into the FILENODE structure since we already
// scanned the file.
//
if (lpFileNode) {
lpFileNode->bScanned = TRUE;
lpFileNode->bSigned = (((PFILEPATHS_SIGNERINFO)Param1)->Win32Error == NO_ERROR);
if (lpFileNode->bSigned) {
if (((PFILEPATHS_SIGNERINFO)Param1)->CatalogFile) {
GetFullPathName(((PFILEPATHS_SIGNERINFO)Param1)->CatalogFile, MAX_PATH, szBuffer, &lpFilePart);
lpFileNode->lpCatalog = MALLOC((lstrlen(lpFilePart) + 1) * sizeof(TCHAR));
if (lpFileNode->lpCatalog) {
lstrcpy(lpFileNode->lpCatalog, lpFilePart);
}
}
if (((PFILEPATHS_SIGNERINFO)Param1)->DigitalSigner) {
lpFileNode->lpSignedBy = MALLOC((lstrlen(((PFILEPATHS_SIGNERINFO)Param1)->DigitalSigner) + 1) * sizeof(TCHAR));
if (lpFileNode->lpSignedBy) {
lstrcpy(lpFileNode->lpSignedBy, ((PFILEPATHS_SIGNERINFO)Param1)->DigitalSigner);
}
}
if (((PFILEPATHS_SIGNERINFO)Param1)->Version) {
lpFileNode->lpVersion = MALLOC((lstrlen(((PFILEPATHS_SIGNERINFO)Param1)->Version) + 1) * sizeof(TCHAR));
if (lpFileNode->lpVersion) {
lstrcpy(lpFileNode->lpVersion, ((PFILEPATHS_SIGNERINFO)Param1)->Version);
}
}
} else {
//
// Get the icon (if the file isn't signed) so we can display it in the listview faster.
//
MyGetFileInfo(lpFileNode);
}
}
}
return NO_ERROR;
}
void
BuildDriverFileList(
void
)
{
HDEVINFO hDeviceInfo = INVALID_HANDLE_VALUE;
SP_DEVINFO_DATA DeviceInfoData;
SP_DRVINFO_DATA DriverInfoData;
SP_DEVINSTALL_PARAMS DeviceInstallParams;
DWORD DeviceMemberIndex;
HSPFILEQ hFileQueue;
DWORD ScanResult;
//
// Build up a list of all the devices currently present in the system.
//
hDeviceInfo = SetupDiGetClassDevs(NULL,
NULL,
NULL,
DIGCF_ALLCLASSES | DIGCF_PRESENT
);
if (hDeviceInfo == INVALID_HANDLE_VALUE) {
goto clean0;
}
DeviceInfoData.cbSize = sizeof(DeviceInfoData);
DeviceMemberIndex = 0;
//
// Enumerate through the list of present devices.
//
while (SetupDiEnumDeviceInfo(hDeviceInfo,
DeviceMemberIndex++,
&DeviceInfoData
) &&
!g_App.bStopScan) {
DeviceInstallParams.cbSize = sizeof(DeviceInstallParams);
//
// Before we call SetupDiBuildDriverInfoList to build up a list of drivers
// for this device we first need to set the DI_FLAGSEX_INSTALLEDDRIVER flag
// (which tells the API to only include the currently installed driver in
// the list) and the DI_FLAGSEX_ALLOWEXCLUDEDRVS (allow ExcludeFromSelect
// devices in the list).
//
if (SetupDiGetDeviceInstallParams(hDeviceInfo,
&DeviceInfoData,
&DeviceInstallParams
)) {
DeviceInstallParams.FlagsEx = (DI_FLAGSEX_INSTALLEDDRIVER |
DI_FLAGSEX_ALLOWEXCLUDEDDRVS);
if (SetupDiSetDeviceInstallParams(hDeviceInfo,
&DeviceInfoData,
&DeviceInstallParams
) &&
SetupDiBuildDriverInfoList(hDeviceInfo,
&DeviceInfoData,
SPDIT_CLASSDRIVER
)) {
//
// Now we will get the one driver node that is in the list that
// was just built and make it the selected driver node.
//
DriverInfoData.cbSize = sizeof(DriverInfoData);
if (SetupDiEnumDriverInfo(hDeviceInfo,
&DeviceInfoData,
SPDIT_CLASSDRIVER,
0,
&DriverInfoData
) &&
SetupDiSetSelectedDriver(hDeviceInfo,
&DeviceInfoData,
&DriverInfoData
)) {
hFileQueue = SetupOpenFileQueue();
if (hFileQueue != INVALID_HANDLE_VALUE) {
//
// Set the FileQueue parameter to the file queue we just
// created and set the DI_NOVCP flag.
//
// The call SetupDiCallClassInstaller with DIF_INSTALLDEVICEFILES
// to build up a queue of all the files that are copied for
// this driver node.
//
DeviceInstallParams.FileQueue = hFileQueue;
DeviceInstallParams.Flags |= DI_NOVCP;
if (SetupDiSetDeviceInstallParams(hDeviceInfo,
&DeviceInfoData,
&DeviceInstallParams
) &&
SetupDiCallClassInstaller(DIF_INSTALLDEVICEFILES,
hDeviceInfo,
&DeviceInfoData
)) {
//
// Scan the file queue and have it call our callback
// function for each file in the queue.
//
SetupScanFileQueue(hFileQueue,
SPQ_SCAN_USE_CALLBACK_SIGNERINFO,
NULL,
ScanQueueCallback,
(PVOID)&(DeviceInfoData.ClassGuid),
&ScanResult
);
//
// Dereference the file queue so we can close it.
//
DeviceInstallParams.FileQueue = NULL;
DeviceInstallParams.Flags &= ~DI_NOVCP;
SetupDiSetDeviceInstallParams(hDeviceInfo,
&DeviceInfoData,
&DeviceInstallParams
);
}
SetupCloseFileQueue(hFileQueue);
}
}
SetupDiDestroyDriverInfoList(hDeviceInfo,
&DeviceInfoData,
SPDIT_CLASSDRIVER
);
}
}
}
clean0:
if (hDeviceInfo != INVALID_HANDLE_VALUE) {
SetupDiDestroyDeviceInfoList(hDeviceInfo);
}
}
void
BuildPrinterFileList(
void
)
{
BOOL bRet;
DWORD dwBytesNeeded = 0;
DWORD dwDrivers = 0;
LPBYTE lpBuffer = NULL, lpTemp = NULL;
LPTSTR lpFileName;
DRIVER_INFO_3 DriverInfo;
PDRIVER_INFO_3 lpDriverInfo;
TCHAR szBuffer[MAX_PATH];
LPFILENODE lpFileNode = NULL;
ZeroMemory(&DriverInfo, sizeof(DRIVER_INFO_3));
bRet = EnumPrinterDrivers( NULL,
SIGVERIF_PRINTER_ENV,
3,
(LPBYTE) &DriverInfo,
sizeof(DRIVER_INFO_3),
&dwBytesNeeded,
&dwDrivers);
if (!bRet && dwBytesNeeded > 0) {
lpBuffer = MALLOC(dwBytesNeeded);
//
// If we can't get any memory then just bail out of this function
//
if (!lpBuffer) {
return;
}
bRet = EnumPrinterDrivers( NULL,
SIGVERIF_PRINTER_ENV,
3,
(LPBYTE) lpBuffer,
dwBytesNeeded,
&dwBytesNeeded,
&dwDrivers);
}
if (dwDrivers > 0) {
//
// By default, go into the System directory, since Win9x doesn't give full paths to drivers.
//
GetSystemDirectory(szBuffer, MAX_PATH);
SetCurrentDirectory(szBuffer);
for (lpTemp = lpBuffer; dwDrivers > 0; dwDrivers--) {
lpDriverInfo = (PDRIVER_INFO_3) lpTemp;
if (lpDriverInfo->pName) {
if (lpDriverInfo->pDriverPath && *lpDriverInfo->pDriverPath) {
lpFileNode = AddDriverFileToList(NULL, lpDriverInfo->pDriverPath);
if (lpFileNode) {
lpFileNode->bValidateAgainstAnyOs = TRUE;
}
}
if (lpDriverInfo->pDataFile && *lpDriverInfo->pDataFile) {
lpFileNode = AddDriverFileToList(NULL, lpDriverInfo->pDataFile);
if (lpFileNode) {
lpFileNode->bValidateAgainstAnyOs = TRUE;
}
}
if (lpDriverInfo->pConfigFile && *lpDriverInfo->pConfigFile) {
lpFileNode = AddDriverFileToList(NULL, lpDriverInfo->pConfigFile);
if (lpFileNode) {
lpFileNode->bValidateAgainstAnyOs = TRUE;
}
}
if (lpDriverInfo->pHelpFile && *lpDriverInfo->pHelpFile) {
lpFileNode = AddDriverFileToList(NULL, lpDriverInfo->pHelpFile);
if (lpFileNode) {
lpFileNode->bValidateAgainstAnyOs = TRUE;
}
}
lpFileName = lpDriverInfo->pDependentFiles;
while (lpFileName && *lpFileName) {
lpFileNode = AddDriverFileToList(NULL, lpFileName);
if (lpFileNode) {
lpFileNode->bValidateAgainstAnyOs = TRUE;
}
for (;*lpFileName;lpFileName++);
lpFileName++;
}
}
lpTemp += sizeof(DRIVER_INFO_3);
}
}
if (lpBuffer) {
FREE(lpBuffer);
}
}
BOOL
GetBVTFileList(
LPTSTR lpDirName,
LPTSTR lpFileName
)
{
TCHAR szBuffer[MAX_PATH];
LPTSTR lpString, lpFilePart;
//
// If the user specified the "/BVT:" switch, we want to grab the string after it
//
MyLoadString(szBuffer, IDS_BVT);
lpString = MyStrStr(GetCommandLine(), szBuffer);
if (lpString && *lpString) {
//
// Switch back into the original startup directory
//
SetCurrentDirectory(g_App.szAppDir);
lpString += lstrlen(szBuffer);
if (!EXIST(lpString)) {
return FALSE;
}
GetFullPathName(lpString, MAX_PATH, lpDirName, &lpFilePart);
lstrcpy(lpFileName, lpDirName);
*lpFilePart = 0;
SetCurrentDirectory(lpDirName);
return TRUE;
}
return FALSE;
}
BOOL
IsNTServer(
void
)
{
BOOL bRet = FALSE;
HKEY hKey;
LONG lRet;
DWORD dwSize, dwType;
TCHAR szBuffer[MAX_PATH];
TCHAR szRegBuffer[MAX_PATH];
// Open HKLM\System\CurrentControlSet\Control\ProductOptions
MyLoadString(szRegBuffer, IDS_REG_PRODUCTOPTIONS);
lRet = RegOpenKey(HKEY_LOCAL_MACHINE, szRegBuffer, &hKey);
if (lRet == ERROR_SUCCESS) {
// Now we need to query the ProductType value
ZeroMemory(szBuffer, sizeof(szBuffer));
dwSize = sizeof(szBuffer);
MyLoadString(szRegBuffer, IDS_REG_PRODUCTTYPE);
lRet = RegQueryValueEx(hKey, szRegBuffer, NULL, &dwType, (PVOID)szBuffer, &dwSize);
if (lRet == ERROR_SUCCESS) {
// Check to see if ProductType contained "ServerNT"
MyLoadString(szRegBuffer, IDS_PRODUCT_SERVER);
if (!_tcsnicmp(szRegBuffer, szBuffer, lstrlen(szRegBuffer))) {
// If so, then we want to return TRUE!
bRet = TRUE;
}
}
RegCloseKey(hKey);
}
return bRet;
}
BOOL
IsProcessorAlpha(
void
)
{
OSVERSIONINFO osinfo;
SYSTEM_INFO sysinfo;
ZeroMemory(&osinfo, sizeof(OSVERSIONINFO));
osinfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
GetVersionEx(&osinfo);
if (osinfo.dwPlatformId == VER_PLATFORM_WIN32_NT) {
ZeroMemory(&sysinfo, sizeof(SYSTEM_INFO));
GetSystemInfo(&sysinfo);
if (sysinfo.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_ALPHA) {
return TRUE;
}
}
return FALSE;
}
void
BuildCoreFileList(
void
)
{
LPFILENODE lpFileNode;
TCHAR szInfName[MAX_PATH];
TCHAR szSectionName[MAX_PATH];
TCHAR szBuffer[MAX_PATH];
//
// Check to see if the "/BVT:" switch was specified for a custom file list
// If so, then don't verify that the file is digitally signed.
//
if (GetBVTFileList(szBuffer, szInfName)) {
GetCurrentDirectory(MAX_PATH, szBuffer);
MyLoadString(szSectionName, IDS_MASTERFILELIST);
GetStuffFromInfSection(szInfName, szSectionName);
if (IsNTServer()) {
SetCurrentDirectory(szBuffer);
MyLoadString(szSectionName, IDS_SERVERFILELIST);
GetStuffFromInfSection(szInfName, szSectionName);
}
if (!IsProcessorAlpha()) {
SetCurrentDirectory(szBuffer);
MyLoadString(szSectionName, IDS_X86FILELIST);
GetStuffFromInfSection(szInfName, szSectionName);
}
} else {
PROTECTED_FILE_DATA pfd;
//
// The user didn't use "/BVT:", so call SfcGetNextProtectedFile to get
// the list of files that SFC protects.
//
pfd.FileNumber = 0;
while (!g_App.bStopScan && SfcGetNextProtectedFile(NULL, &pfd)) {
AddDriverFileToList(NULL, pfd.FileName);
}
}
}