Leaked source code of windows server 2003
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1313 lines
47 KiB

#include "migeng.h"
#include "migutil.h"
#include "miginf.h"
extern "C" {
#include "log.h"
}
// Globals
HINF g_GlobalScriptHandle = INVALID_HANDLE_VALUE;
TCHAR g_HTMLLog[MAX_PATH] = TEXT("");
TCHAR g_HTMLAppList[MAX_PATH] = TEXT("");
extern MigrationWizard* g_migwiz;
HRESULT _Engine_UploadVars (MIG_PLATFORMTYPEID idPlatform)
{
HRESULT hr = S_OK;
PCTSTR envVars = NULL;
PCTSTR envString;
PTSTR envStringCopy;
PTSTR p;
envVars = (PCTSTR) GetEnvironmentStrings();
if (envVars) {
envString = envVars;
while (*envString)
{
p = _tcschr (envString, 0);
if (p)
{
envStringCopy = (PTSTR) IsmGetMemory (((UINT)(p - envString + 1)) * sizeof (TCHAR));
_tcscpy (envStringCopy, envString);
p = _tcschr (envStringCopy, TEXT('='));
//
// Get rid of empty environment strings or the dummy env string starting
// with '='
//
if (p && p != envStringCopy)
{
*p = 0;
p = _tcsinc (p);
if (p) {
IsmSetEnvironmentString (idPlatform, S_SYSENVVAR_GROUP, envStringCopy, p);
}
}
IsmReleaseMemory (envStringCopy);
}
envString = _tcschr (envString, 0);
envString ++;
}
}
return hr;
}
BOOL
pGetCurrentUser (
OUT PCTSTR *UserName,
OUT PCTSTR *UserDomain
)
{
HANDLE token;
PTOKEN_USER tokenUser = NULL;
SID_NAME_USE dontCare;
DWORD bytesRequired;
TCHAR userName[256];
DWORD nameSize;
TCHAR userDomain[256];
DWORD domainSize;
//
// Open the process token.
//
if (!OpenProcessToken (GetCurrentProcess(), TOKEN_QUERY, &token)) {
return FALSE;
}
bytesRequired = 0;
if (GetTokenInformation (token, TokenUser, NULL, 0, &bytesRequired)) {
return FALSE;
}
if (GetLastError () != ERROR_INSUFFICIENT_BUFFER) {
return FALSE;
}
tokenUser = (PTOKEN_USER) IsmGetMemory (bytesRequired);
if (!GetTokenInformation (token, TokenUser, tokenUser, bytesRequired, &bytesRequired)) {
IsmReleaseMemory (tokenUser);
return FALSE;
}
nameSize = ARRAYSIZE (userName);
domainSize = ARRAYSIZE (userDomain);
ZeroMemory (userName, nameSize);
ZeroMemory (userDomain, domainSize);
LookupAccountSid (
NULL,
tokenUser->User.Sid,
userName,
&nameSize,
userDomain,
&domainSize,
&dontCare
);
if (UserName) {
*UserName = IsmDuplicateString (userName);
}
if (UserDomain) {
*UserDomain = IsmDuplicateString (userDomain);
}
if (tokenUser) {
IsmReleaseMemory (tokenUser);
tokenUser = NULL;
}
return TRUE;
}
BOOL
pIsUserAdmin (
VOID
)
/*++
Routine Description:
This routine returns TRUE if the caller's process is a member of the
Administrators local group.
Caller is NOT expected to be impersonating anyone and IS expected to be
able to open their own process and process token.
Arguments:
None.
Return Value:
TRUE - Caller has Administrators local group.
FALSE - Caller does not have Administrators local group.
--*/
{
HANDLE token;
DWORD bytesRequired;
PTOKEN_GROUPS groups;
BOOL b;
DWORD i;
SID_IDENTIFIER_AUTHORITY ntAuthority = SECURITY_NT_AUTHORITY;
PSID administratorsGroup;
//
// Open the process token.
//
if (!OpenProcessToken (GetCurrentProcess(), TOKEN_QUERY, &token)) {
return FALSE;
}
b = FALSE;
groups = NULL;
//
// Get group information.
//
if (!GetTokenInformation (token, TokenGroups, NULL, 0, &bytesRequired) &&
GetLastError() == ERROR_INSUFFICIENT_BUFFER
) {
groups = (PTOKEN_GROUPS) HeapAlloc (GetProcessHeap (), 0, bytesRequired);
if (!groups) {
return FALSE;
}
b = GetTokenInformation (token, TokenGroups, groups, bytesRequired, &bytesRequired);
}
if (b) {
b = AllocateAndInitializeSid (
&ntAuthority,
2,
SECURITY_BUILTIN_DOMAIN_RID,
DOMAIN_ALIAS_RID_ADMINS,
0, 0, 0, 0, 0, 0,
&administratorsGroup
);
if (b) {
//
// See if the user has the administrator group.
//
b = FALSE;
for (i = 0 ; i < groups->GroupCount ; i++) {
if (EqualSid (groups->Groups[i].Sid, administratorsGroup)) {
b = TRUE;
break;
}
}
FreeSid (administratorsGroup);
}
}
//
// Clean up and return.
//
if (groups) {
HeapFree (GetProcessHeap (), 0, groups);
}
CloseHandle (token);
return b;
}
typedef BOOL (WINAPI GETDISKFREESPACEEX)(
LPCTSTR lpDirectoryName,
PULARGE_INTEGER lpFreeBytesAvailable,
PULARGE_INTEGER lpTotalNumberOfBytes,
PULARGE_INTEGER lpTotalNumberOfFreeBytes
);
typedef GETDISKFREESPACEEX *PGETDISKFREESPACEEX;
BOOL
pMightHaveDiskSpaceProblem (
VOID
)
{
TCHAR tempStorage[MAX_PATH];
PTSTR tempPtr = NULL;
ULARGE_INTEGER thisMediaMaxSize;
ULARGE_INTEGER dummy1, dummy2;
PGETDISKFREESPACEEX pGetDiskFreeSpaceEx;
DWORD sectPerClust;
DWORD bytesPerSect;
DWORD freeClusters;
DWORD totalClusters;
if (IsmGetTempStorage (tempStorage, ARRAYSIZE(tempStorage))) {
if (tempStorage [0] == TEXT('\\')) {
// this is a UNC path
_tcscat (tempStorage, TEXT("\\"));
tempPtr = _tcschr (tempStorage, TEXT('\\'));
if (tempPtr) {
tempPtr = _tcschr (tempStorage, TEXT('\\'));
if (tempPtr) {
tempPtr = _tcschr (tempStorage, TEXT('\\'));
if (tempPtr) {
tempPtr = _tcschr (tempStorage, TEXT('\\'));
if (tempPtr) {
tempPtr ++;
*tempPtr = 0;
}
}
}
}
} else {
// this is a normal path
tempPtr = _tcschr (tempStorage, TEXT('\\'));
if (tempPtr) {
tempPtr ++;
*tempPtr = 0;
}
}
// Find out if GetDiskFreeSpaceEx is supported
#ifdef UNICODE
pGetDiskFreeSpaceEx = (PGETDISKFREESPACEEX) GetProcAddress( GetModuleHandle (TEXT("kernel32.dll")), "GetDiskFreeSpaceExW");
#else
pGetDiskFreeSpaceEx = (PGETDISKFREESPACEEX) GetProcAddress( GetModuleHandle (TEXT("kernel32.dll")), "GetDiskFreeSpaceExA");
#endif
if (pGetDiskFreeSpaceEx) {
if (!pGetDiskFreeSpaceEx (tempStorage, &dummy1, &dummy2, &thisMediaMaxSize)) {
return FALSE;
}
} else {
if (GetDiskFreeSpace (tempStorage, &sectPerClust, &bytesPerSect, &freeClusters, &totalClusters)) {
thisMediaMaxSize.QuadPart = Int32x32To64 ((sectPerClust * bytesPerSect), freeClusters);
} else {
DWORD err = GetLastError ();
return FALSE;
}
}
if ((thisMediaMaxSize.HighPart == 0) &&
(thisMediaMaxSize.LowPart < 1024 * 1024)
) {
return TRUE;
}
}
return FALSE;
}
BOOL
pAddExtensions (
VOID
)
{
HKEY rootKey = NULL;
LONG result;
// open the root key
result = RegOpenKeyEx (HKEY_CLASSES_ROOT, TEXT(""), 0, KEY_READ, &rootKey);
if (result == ERROR_SUCCESS) {
UINT index = 0;
TCHAR extName [MAX_PATH + 1];
// enumerate all subkeys
while (result == ERROR_SUCCESS) {
result = RegEnumKey (rootKey, index, extName, MAX_PATH + 1);
if (result == ERROR_SUCCESS) {
// see if this is an extension
if (_tcsnextc (extName) == TEXT('.')) {
HKEY subKey = NULL;
PCTSTR extNamePtr = NULL;
extNamePtr = _tcsinc (extName);
if (extNamePtr) {
BOOL foundExtension = FALSE;
INFCONTEXT context;
if (SetupFindFirstLine (g_hMigWizInf, TEXT("EXT.Include"), extNamePtr, &context)) {
foundExtension = TRUE;
} else if (SetupFindFirstLine (g_hMigWizInf, TEXT("EXT.Exclude"), extNamePtr, &context)) {
foundExtension = FALSE;
} else {
// open it
result = RegOpenKeyEx (rootKey, extName, 0, KEY_READ, &subKey);
if (result == ERROR_SUCCESS) {
TCHAR progIdName [MAX_PATH + 1];
DWORD regType;
DWORD size = (MAX_PATH + 1) * sizeof (TCHAR);
// let's find the ProgId (query the default value)
result = RegQueryValueEx (subKey, NULL, NULL, &regType, (PBYTE)progIdName, &size);
if ((result == ERROR_SUCCESS) && (regType == REG_SZ)) {
HKEY progIdKey = NULL;
// let's open the prog ID key
result = RegOpenKeyEx (rootKey, progIdName, 0, KEY_READ, &progIdKey);
if (result == ERROR_SUCCESS) {
HKEY shellKey = NULL;
// open the shell subkey
result = RegOpenKeyEx (progIdKey, TEXT("shell"), 0, KEY_READ, &shellKey);
if (result == ERROR_SUCCESS) {
UINT shellIdx = 0;
TCHAR cmdName [MAX_PATH + 1];
// enumerate all subkeys
while (result == ERROR_SUCCESS) {
result = RegEnumKey (shellKey, shellIdx, cmdName, MAX_PATH + 1);
if (result == ERROR_SUCCESS) {
if ((_tcsicmp (cmdName, TEXT("open")) == 0) ||
(_tcsicmp (cmdName, TEXT("play")) == 0)
) {
HKEY cmdKey = NULL;
// open it
result = RegOpenKeyEx (shellKey, cmdName, 0, KEY_READ, &cmdKey);
if (result == ERROR_SUCCESS) {
HKEY actionKey = NULL;
// open the "command" subkey
result = RegOpenKeyEx (cmdKey, TEXT("command"), 0, KEY_READ, &actionKey);
if (result == ERROR_SUCCESS) {
TCHAR commandLine [MAX_PATH + 1];
DWORD size = (MAX_PATH + 1) * sizeof (TCHAR);
// let's find the actual command line (query the default value)
result = RegQueryValueEx (actionKey, NULL, NULL, &regType, (PBYTE)commandLine, &size);
if ((result == ERROR_SUCCESS) && ((regType == REG_SZ) || (regType == REG_EXPAND_SZ))) {
TCHAR exePath [MAX_PATH + 1];
PTSTR exeStart = NULL;
PTSTR exeStop = NULL;
PTSTR exePtr = NULL;
INFCONTEXT context;
BOOL doubleCheck = FALSE;
// now we have the command line. Let's see if the module that handle this command
// is in our IGNORE list
if (_tcsnextc (commandLine) == TEXT('\"')) {
exeStart = _tcsinc (commandLine);
if (exeStart) {
exeStop = _tcschr (exeStart, TEXT('\"'));
}
} else {
doubleCheck = TRUE;
exeStart = commandLine;
exeStop = _tcschr (exeStart, TEXT(' '));
if (!exeStop) {
exeStop = _tcschr (exeStart, 0);
}
}
if (exeStart && exeStop) {
CopyMemory (exePath, exeStart, (exeStop - exeStart) * sizeof (TCHAR));
exePath [exeStop - exeStart] = 0;
exePtr = _tcsrchr (exePath, TEXT('\\'));
if (exePtr) {
exePtr = _tcsinc (exePtr);
}
if (exePtr && !SetupFindFirstLine (g_hMigWizInf, TEXT("EXT.IgnoreEXE"), exePtr, &context)) {
foundExtension = TRUE;
}
}
if (foundExtension && doubleCheck) {
exeStop = NULL;
exeStart = _tcsrchr (commandLine, TEXT('\\'));
if (exeStart) {
exeStart = _tcsinc (exeStart);
if (exeStart) {
exeStop = _tcschr (exeStart, TEXT(' '));
if (!exeStop) {
exeStop = _tcschr (exeStart, 0);
}
}
}
if (exeStart && exeStop) {
CopyMemory (exePath, exeStart, (exeStop - exeStart) * sizeof (TCHAR));
exePath [exeStop - exeStart] = 0;
exePtr = _tcsrchr (exePath, TEXT('\\'));
if (exePtr) {
exePtr = _tcsinc (exePtr);
} else {
exePtr = exePath;
}
if (exePtr && SetupFindFirstLine (g_hMigWizInf, TEXT("EXT.IgnoreEXE"), exePtr, &context)) {
foundExtension = FALSE;
}
}
}
}
RegCloseKey (actionKey);
}
RegCloseKey (cmdKey);
}
}
result = ERROR_SUCCESS;
}
shellIdx ++;
}
RegCloseKey (shellKey);
}
RegCloseKey (progIdKey);
}
}
RegCloseKey (subKey);
}
}
if (foundExtension) {
//
// Add the component to the engine, unless it already exists
//
// Check if it is already in the tree
if (!IsmIsComponentSelected (extName + 1, COMPONENT_EXTENSION)) {
// Not in the tree; select it if it exists as a component
if (!IsmSelectComponent (extName + 1, COMPONENT_EXTENSION, TRUE)) {
// Not a component; add the component
IsmAddComponentAlias (
NULL,
MASTERGROUP_FILES_AND_FOLDERS,
extName + 1,
COMPONENT_EXTENSION,
FALSE
);
}
}
}
}
}
result = ERROR_SUCCESS;
}
index ++;
}
RegCloseKey (rootKey);
}
return TRUE;
}
HRESULT Engine_Initialize (PCTSTR ptszInfPath,
BOOL fSource,
BOOL fNetworkSupport,
LPTSTR pszUsername,
PMESSAGECALLBACK pMessageCallback,
PBOOL pfNetworkDetected)
{
static HRESULT hr = E_FAIL;
static BOOL fDidThis = FALSE;
ERRUSER_EXTRADATA errExtraData;
PTSTR iconLibRoot = NULL;
TCHAR iconLibSrc[MAX_PATH] = TEXT("");
TCHAR iconLibDest[MAX_PATH] = TEXT("");
HANDLE iconLibHandle = INVALID_HANDLE_VALUE;
BOOL iconLibFound = FALSE;
DWORD err;
PCTSTR userName = NULL;
PCTSTR userDomain = NULL;
PCTSTR currUserName = NULL;
PCTSTR currUserDomain = NULL;
ROLLBACK_USER_ERROR rollbackError;
if (fDidThis) {
return hr;
}
__try
{
TCHAR szLogPath[MAX_PATH];
TCHAR szFullLogFile[MAX_PATH];
DWORD dwLength;
HRESULT hResult;
PTSTR pszAppData;
fDidThis = TRUE;
LogDeleteOnNextInit();
pszAppData = GetShellFolderPath (CSIDL_LOCAL_APPDATA, TEXT("LocalAppData"), FALSE, NULL);
if (pszAppData) {
wsprintf (szFullLogFile, TEXT("%s\\FASTWiz.log"), pszAppData);
LogReInit (NULL, NULL, szFullLogFile, NULL );
wsprintf (g_HTMLLog, TEXT("%s\\FASTWiz.html"), pszAppData);
wsprintf (g_HTMLAppList, TEXT("%s\\FASTApp.html"), pszAppData);
LocalFree (pszAppData);
} else {
dwLength = GetEnvironmentVariable (TEXT("USERPROFILE"), szLogPath, ARRAYSIZE(szLogPath));
if (dwLength > 0 && dwLength < (MAX_PATH - 13) )
{
wsprintf (szFullLogFile, TEXT("%s\\FASTWiz.log"), szLogPath);
LogReInit (NULL, NULL, szFullLogFile, NULL );
wsprintf (g_HTMLLog, TEXT("%s\\FASTWiz.html"), szLogPath);
wsprintf (g_HTMLAppList, TEXT("%s\\FASTApp.html"), szLogPath);
}
else if (g_migwiz->GetWin9X() && GetWindowsDirectory(szLogPath, ARRAYSIZE(szLogPath)))
{
wsprintf (szFullLogFile, TEXT("%s\\FASTWiz.log"), szLogPath);
LogReInit (NULL, NULL, szFullLogFile, NULL);
wsprintf (g_HTMLLog, TEXT("%s\\FASTWiz.html"), szLogPath);
wsprintf (g_HTMLAppList, TEXT("%s\\FASTApp.html"), szLogPath);
}
else
{
LogReInit (NULL, NULL, TEXT("FASTWiz.log"), NULL);
if (GetCurrentDirectory(ARRAYSIZE(g_HTMLLog), g_HTMLLog))
{
PathAppend(g_HTMLLog, TEXT("FASTWiz.html"));
PathAppend(g_HTMLAppList, TEXT("FASTApp.html"));
}
else
{
_tcscpy (g_HTMLLog, TEXT("FASTWiz.html"));
_tcscpy (g_HTMLAppList, TEXT("FASTApp.html"));
}
}
}
#ifndef DEBUG
SuppressAllLogPopups (TRUE);
#endif
if (!IsmInitialize (ptszInfPath, pMessageCallback, NULL))
{
__leave;
}
hr = _Engine_UploadVars (fSource?PLATFORM_SOURCE:PLATFORM_DESTINATION);
if (!SUCCEEDED(hr))
{
__leave;
}
hr = E_FAIL;
if (!IsmSetPlatform (fSource?PLATFORM_SOURCE:PLATFORM_DESTINATION))
{
__leave;
}
if (!fSource)
{
// we will try to copy iconlib.dll from our directory into "Common AppData" directory
// If we don't succeed, we will try to copy it to "Local AppData". If this one does
// not succeed we will not set the S_ENV_ICONLIB env variable
iconLibSrc [0] = 0;
GetSystemDirectory (iconLibSrc, ARRAYSIZE(iconLibSrc));
_tcscat (iconLibSrc, TEXT("\\usmt\\iconlib.dll"));
iconLibFound = FALSE;
iconLibRoot = GetShellFolderPath (CSIDL_COMMON_APPDATA, TEXT("AppData"), FALSE, NULL);
if (iconLibRoot) {
__try {
_tcscpy (iconLibDest, iconLibRoot);
_tcscat (iconLibDest, TEXT("\\Microsoft"));
if (!CreateDirectory (iconLibDest, NULL)) {
err = GetLastError ();
if (err != ERROR_ALREADY_EXISTS) {
__leave;
}
}
_tcscat (iconLibDest, TEXT("\\USMT"));
if (!CreateDirectory (iconLibDest, NULL)) {
err = GetLastError ();
if (err != ERROR_ALREADY_EXISTS) {
__leave;
}
}
_tcscat (iconLibDest, TEXT("\\iconlib.dll"));
if (!CopyFile (iconLibSrc, iconLibDest, TRUE)) {
err = GetLastError ();
if (err != ERROR_FILE_EXISTS) {
__leave;
}
// we found an iconlib.dll there. The only question now is: can we access it?
// Let's try to open the file with write mode.
iconLibHandle = CreateFile (
iconLibDest,
GENERIC_READ|GENERIC_WRITE,
FILE_SHARE_READ|FILE_SHARE_WRITE,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL
);
if (iconLibHandle == INVALID_HANDLE_VALUE) {
// something is wrong, we can't access this file
err = GetLastError ();
__leave;
}
CloseHandle (iconLibHandle);
}
iconLibFound = TRUE;
}
__finally {
LocalFree (iconLibRoot);
iconLibRoot = NULL;
}
}
if (!iconLibFound) {
iconLibRoot = GetShellFolderPath (CSIDL_LOCAL_APPDATA, TEXT("Local AppData"), TRUE, NULL);
if (iconLibRoot) {
__try {
_tcscpy (iconLibDest, iconLibRoot);
_tcscat (iconLibDest, TEXT("\\Microsoft"));
if (!CreateDirectory (iconLibDest, NULL)) {
err = GetLastError ();
if (err != ERROR_ALREADY_EXISTS) {
__leave;
}
}
_tcscat (iconLibDest, TEXT("\\USMT"));
if (!CreateDirectory (iconLibDest, NULL)) {
err = GetLastError ();
if (err != ERROR_ALREADY_EXISTS) {
__leave;
}
}
_tcscat (iconLibDest, TEXT("\\iconlib.dll"));
if (!CopyFile (iconLibSrc, iconLibDest, TRUE)) {
err = GetLastError ();
if (err != ERROR_FILE_EXISTS) {
__leave;
}
}
iconLibFound = TRUE;
}
__finally {
LocalFree (iconLibRoot);
iconLibRoot = NULL;
}
}
}
// Set the icon lib data
if (iconLibFound) {
IsmSetEnvironmentString (PLATFORM_DESTINATION, NULL, S_ENV_ICONLIB, iconLibDest);
}
}
//
// Enable HKR migration
//
IsmSetEnvironmentFlag (fSource?PLATFORM_SOURCE:PLATFORM_DESTINATION, NULL, S_ENV_HKCU_ON);
//
// Enable files migration
//
IsmSetEnvironmentFlag (fSource?PLATFORM_SOURCE:PLATFORM_DESTINATION, NULL, S_ENV_ALL_FILES);
//
// Start ETM modules
//
if (!IsmStartEtmModules ()) {
__leave;
}
// Set up the username
if (pszUsername)
{
IsmSetEnvironmentString (fSource?PLATFORM_SOURCE:PLATFORM_DESTINATION, NULL, TRANSPORT_ENVVAR_HOMENET_TAG, pszUsername);
}
//
// Start the transport modules
//
if (!IsmStartTransport ()) {
__leave;
}
// If we're network-enabled, start appropriate network stuff
if (fNetworkSupport)
{
// try to detect another machine on network
MIG_TRANSPORTSTORAGEID transportStorageId = IsmRegisterTransport (S_HOME_NETWORK_TRANSPORT);
MIG_TRANSPORTID transportId = IsmSelectTransport (transportStorageId, TRANSPORTTYPE_FULL, 0);
if (!transportId)
{
// Network is not supported
fNetworkSupport = FALSE;
}
else
{
BOOL fNetworkDetected = FALSE;
if (!IsmSetTransportStorage (
fSource ? PLATFORM_SOURCE : PLATFORM_DESTINATION,
transportId,
transportStorageId,
CAPABILITY_AUTOMATED,
NULL,
NULL,
pfNetworkDetected
))
{
// Network is not supported
fNetworkSupport = FALSE;
}
}
}
hr = S_OK;
if (!fSource) {
// now let's take care of the rollback if necessary
__try {
// get the current user name and domain
if ((!pGetCurrentUser (&currUserName, &currUserDomain)) ||
(!currUserName) ||
(!currUserDomain)
) {
__leave;
}
if (IsmSetRollbackJournalType (TRUE)) {
if (IsmDoesRollbackDataExist (&userName, &userDomain, NULL, NULL, NULL)) {
if ((StrCmpI (userName, currUserName) == 0) &&
(StrCmpI (userDomain, currUserDomain) == 0)
) {
// disable cancel, write the UNDO message in the UI
DisableCancel ();
PostMessageForWizard (WM_USER_ROLLBACK, 0, 0);
IsmRollback ();
__leave;
}
if (pIsUserAdmin ()) {
// disable cancel, write the UNDO message in the UI
DisableCancel ();
PostMessageForWizard (WM_USER_ROLLBACK, 0, 0);
IsmRollback ();
__leave;
}
// display the message, we can't run
rollbackError.UserName = userName;
rollbackError.UserDomain = userDomain;
IsmSendMessageToApp (ISMMESSAGE_EXECUTE_ROLLBACK, (ULONG_PTR)&rollbackError);
IsmPreserveJournal (TRUE);
hr = E_FAIL;
__leave;
}
}
if (IsmSetRollbackJournalType (FALSE)) {
if (IsmDoesRollbackDataExist (NULL, NULL, NULL, NULL, NULL)) {
// disable cancel, write the UNDO message in the UI
DisableCancel ();
PostMessageForWizard (WM_USER_ROLLBACK, 0, 0);
IsmRollback ();
__leave;
}
}
}
__finally {
if (currUserName) {
IsmReleaseMemory (currUserName);
currUserName = NULL;
}
if (currUserDomain) {
IsmReleaseMemory (currUserDomain);
currUserDomain = NULL;
}
if (userName) {
IsmReleaseMemory (userName);
userName = NULL;
}
if (userDomain) {
IsmReleaseMemory (userDomain);
userDomain = NULL;
}
}
// finally let's find a place for the rollback journal
if (SUCCEEDED(hr)) {
if ((!IsmSetRollbackJournalType (TRUE)) ||
(!IsmCanWriteRollbackJournal ())
) {
if ((!IsmSetRollbackJournalType (FALSE)) ||
(!IsmCanWriteRollbackJournal ())
) {
// log a warning - we can't create a rollback journal
// BUGBUG - log the warning
}
}
}
}
if (SUCCEEDED(hr)) {
if (fSource) {
pAddExtensions ();
}
}
}
__finally
{
// Empty
}
if (FAILED(hr)) {
if (pMightHaveDiskSpaceProblem ()) {
errExtraData.Error = ERRUSER_ERROR_DISKSPACE;
} else {
errExtraData.Error = ERRUSER_ERROR_UNKNOWN;
}
errExtraData.ErrorArea = ERRUSER_AREA_INIT;
errExtraData.ObjectTypeId = 0;
errExtraData.ObjectName = NULL;
IsmSendMessageToApp (MODULEMESSAGE_DISPLAYERROR, (ULONG_PTR)(&errExtraData));
Engine_Terminate();
}
return hr;
}
HRESULT Engine_RegisterProgressBarCallback(PROGRESSBARFN pProgressCallback, ULONG_PTR pArg)
{
static HRESULT hr = E_FAIL;
if (FAILED(hr)) // only register once
{
hr = IsmRegisterProgressBarCallback(pProgressCallback, pArg) ? S_OK : E_FAIL;
}
return hr;
}
HRESULT Engine_AppendScript(BOOL fSource, PCTSTR ptszInfPath)
{
HRESULT hr = E_FAIL;
ENVENTRY_STRUCT infHandleStruct;
if (g_GlobalScriptHandle == INVALID_HANDLE_VALUE)
{
g_GlobalScriptHandle = SetupOpenInfFile (ptszInfPath, NULL, INF_STYLE_WIN4 | INF_STYLE_OLDNT, NULL);
if (g_GlobalScriptHandle != INVALID_HANDLE_VALUE)
{
hr = S_OK;
}
}
else
{
if (SetupOpenAppendInfFile (ptszInfPath, g_GlobalScriptHandle, NULL))
{
hr = S_OK;
}
}
if (SUCCEEDED(hr))
{
IsmAppendEnvironmentMultiSz (fSource?PLATFORM_SOURCE:PLATFORM_DESTINATION, NULL, S_INF_FILE_MULTISZ, ptszInfPath);
infHandleStruct.Type = ENVENTRY_BINARY;
infHandleStruct.EnvBinaryData = (PBYTE)(&g_GlobalScriptHandle);
infHandleStruct.EnvBinaryDataSize = sizeof (HINF);
IsmSetEnvironmentValue (fSource?PLATFORM_SOURCE:PLATFORM_DESTINATION, NULL, S_GLOBAL_INF_HANDLE, &infHandleStruct);
}
return hr;
}
BOOL _LocalPathIsRoot(LPTSTR pszPath)
{
return (PathIsRoot(pszPath) ||
((2 == lstrlen(pszPath)) &&
((pszPath[0] >= TEXT('A') && pszPath[0] <= TEXT('Z')) || (pszPath[0] >= TEXT('a') && pszPath[0] <= TEXT('z'))) &&
(pszPath[1] == TEXT(':'))));
}
HRESULT Engine_StartTransport (BOOL fSource, LPTSTR pszPath, PBOOL ImageIsValid, PBOOL ImageExists)
{
ERRUSER_EXTRADATA errExtraData;
HRESULT hr = E_FAIL;
MIG_TRANSPORTID transportId;
MIG_TRANSPORTSTORAGEID transportStorageId;
LPTSTR pszStoragePath;
TCHAR szRootPath[4] = TEXT("A:\\");
PTSTR lpExpStore = NULL;
BOOL retryTrans = TRUE;
BOOL tryUncFirst = (!fSource);
TCHAR szSerialStr[] = TEXT("COM");
TCHAR szParallelStr[] = TEXT("LPT");
if (ImageIsValid) {
*ImageIsValid = FALSE;
}
if (ImageExists) {
*ImageExists = FALSE;
}
__try
{
if (pszPath) {
//
// Normal transport
//
//
// Pick the specified transport
//
lpExpStore = (PTSTR)IsmExpandEnvironmentString (PLATFORM_SOURCE, S_SYSENVVAR_GROUP, pszPath, NULL);
if (!lpExpStore) {
// BUGBUG - fatal error
__leave;
}
while (retryTrans) {
if (_IsRemovableOrCDDrive(lpExpStore[0]) && _LocalPathIsRoot(lpExpStore) && (!tryUncFirst))
{
transportStorageId = IsmRegisterTransport (S_REMOVABLE_MEDIA_TRANSPORT);
szRootPath[0] = lpExpStore[0];
pszStoragePath = szRootPath;
}
else if ((_tcsnicmp (pszPath, szSerialStr, (sizeof (szSerialStr) / sizeof (TCHAR)) - 1) == 0) ||
(_tcsnicmp (pszPath, szParallelStr, (sizeof (szParallelStr) / sizeof (TCHAR)) - 1) == 0)
)
{
transportStorageId = IsmRegisterTransport (S_DIRECT_CABLE_TRANSPORT);
pszStoragePath = lpExpStore;
}
else
{
transportStorageId = IsmRegisterTransport (S_RELIABLE_STORAGE_TRANSPORT);
pszStoragePath = lpExpStore;
}
transportId = IsmSelectTransport (transportStorageId, TRANSPORTTYPE_FULL, 0);
if (!transportId)
{
// BUGBUG - fatal error
__leave;
}
if (!IsmSetTransportStorage (
fSource ? PLATFORM_SOURCE : PLATFORM_DESTINATION,
transportId,
transportStorageId,
CAPABILITY_COMPRESSED,
pszStoragePath,
ImageIsValid,
ImageExists
))
{
if (tryUncFirst) {
tryUncFirst = FALSE;
continue;
}
// BUGBUG - fatal error
__leave;
}
if ((!fSource && ImageIsValid && !(*ImageIsValid)) ||
(!fSource && ImageExists && !(*ImageExists))
) {
if (tryUncFirst) {
tryUncFirst = FALSE;
continue;
}
}
retryTrans = FALSE;
}
IsmReleaseMemory (lpExpStore);
lpExpStore = NULL;
} else {
// network transport
transportStorageId = IsmRegisterTransport (S_HOME_NETWORK_TRANSPORT);
transportId = IsmSelectTransport (transportStorageId, TRANSPORTTYPE_FULL, 0);
if (!transportId)
{
// BUGBUG - fatal error
__leave;
}
if (!IsmSetTransportStorage (
fSource ? PLATFORM_SOURCE : PLATFORM_DESTINATION,
transportId,
transportStorageId,
CAPABILITY_AUTOMATED,
NULL,
ImageIsValid,
ImageExists
))
{
// BUGBUG - fatal error
__leave;
}
}
hr = S_OK;
}
__finally
{
if (lpExpStore) {
IsmReleaseMemory (lpExpStore);
lpExpStore = NULL;
}
}
if (!SUCCEEDED(hr))
{
if (pMightHaveDiskSpaceProblem ()) {
errExtraData.Error = ERRUSER_ERROR_DISKSPACE;
} else {
errExtraData.Error = ERRUSER_ERROR_UNKNOWN;
}
errExtraData.ErrorArea = ERRUSER_AREA_SAVE;
errExtraData.ObjectTypeId = 0;
errExtraData.ObjectName = NULL;
IsmSendMessageToApp (MODULEMESSAGE_DISPLAYERROR, (ULONG_PTR)(&errExtraData));
}
return hr;
}
HRESULT Engine_Parse ()
{
ERRUSER_EXTRADATA errExtraData;
//
// Execute the preparsing
//
if (!IsmExecute (EXECUTETYPE_EXECUTESOURCE_PARSING))
{
if (pMightHaveDiskSpaceProblem ()) {
errExtraData.Error = ERRUSER_ERROR_DISKSPACE;
} else {
errExtraData.Error = ERRUSER_ERROR_UNKNOWN;
}
errExtraData.ErrorArea = ERRUSER_AREA_GATHER;
errExtraData.ObjectTypeId = 0;
errExtraData.ObjectName = NULL;
IsmSendMessageToApp (MODULEMESSAGE_DISPLAYERROR, (ULONG_PTR)(&errExtraData));
return E_FAIL;
}
return S_OK;
}
HRESULT Engine_SelectComponentSet (UINT uSelectionGroup)
{
MIG_COMPONENT_ENUM mce;
BOOL bSelected;
BOOL bDefaultSetting;
BOOL bDefaultFile;
BOOL bCallIsm;
TCHAR szComponentToSelect[256];
UINT uGroupInUi;
// uSelectionGroup is either
// MIGINF_SELECT_OOBE
// MIGINF_SELECT_SETTINGS
// MIGINF_SELECT_FILES
// MIGINF_SELECT_BOTH
//
// Enable all components for the type. Use the migwiz.inf to identify components
// that are part of the single floppy or multi floppy configuration. Remove all
// customized components.
//
// This loop pings the component name (such as RAS) or the alias name (such as DOC)
// to determine if the component should be selected. It is optimized to stop pinging
// after the component becomes selected (because a component might have many aliases).
// We rely on the mce.Instance member, which will always be sequential, and will
// always be 1 for the first alias of a component.
//
IsmRemoveAllUserSuppliedComponents();
IsmSelectMasterGroup (MASTERGROUP_ALL, FALSE);
if (IsmEnumFirstComponent (&mce, COMPONENTENUM_ALL_ALIASES, 0))
{
bSelected = FALSE;
do {
bCallIsm = FALSE;
if (mce.GroupId == COMPONENT_EXTENSION) {
bSelected = IsComponentEnabled (uSelectionGroup, TEXT("EXTENSIONS"));
bCallIsm = bSelected;
} else {
if (mce.Instance == 1)
{
bSelected = IsComponentEnabled (uSelectionGroup, mce.ComponentString);
bCallIsm = bSelected;
}
if (!bSelected)
{
bSelected = IsComponentEnabled (uSelectionGroup, mce.LocalizedAlias);
bCallIsm = bSelected;
}
}
if (bCallIsm)
{
IsmSelectComponent (mce.LocalizedAlias, mce.GroupId, bSelected);
mce.SkipToNextComponent = TRUE;
}
} while (IsmEnumNextComponent (&mce));
}
return S_OK;
}
HRESULT Engine_Execute(BOOL fSource)
{
ERRUSER_EXTRADATA errExtraData;
HRESULT hr = E_FAIL;
__try {
if (fSource)
{
//
// Enumerate the system, gather data and analyze
//
if (!IsmExecute (EXECUTETYPE_EXECUTESOURCE))
{
if (pMightHaveDiskSpaceProblem ()) {
errExtraData.Error = ERRUSER_ERROR_DISKSPACE;
} else {
errExtraData.Error = ERRUSER_ERROR_UNKNOWN;
}
errExtraData.ErrorArea = ERRUSER_AREA_GATHER;
errExtraData.ObjectTypeId = 0;
errExtraData.ObjectName = NULL;
IsmSendMessageToApp (MODULEMESSAGE_DISPLAYERROR, (ULONG_PTR)(&errExtraData));
__leave;
}
//
// Finally, save the data
//
if (!IsmSave ()) {
if (pMightHaveDiskSpaceProblem ()) {
errExtraData.Error = ERRUSER_ERROR_DISKSPACE;
} else {
errExtraData.Error = ERRUSER_ERROR_UNKNOWN;
}
errExtraData.ErrorArea = ERRUSER_AREA_SAVE;
errExtraData.ObjectTypeId = 0;
errExtraData.ObjectName = NULL;
IsmSendMessageToApp (MODULEMESSAGE_DISPLAYERROR, (ULONG_PTR)(&errExtraData));
__leave;
}
hr = S_OK;
}
else
{
//
// Try and retrieve the data
//
if (!IsmLoad ()) {
if (pMightHaveDiskSpaceProblem ()) {
errExtraData.Error = ERRUSER_ERROR_DISKSPACE;
} else {
errExtraData.Error = ERRUSER_ERROR_UNKNOWN;
}
errExtraData.ErrorArea = ERRUSER_AREA_LOAD;
errExtraData.ObjectTypeId = 0;
errExtraData.ObjectName = NULL;
IsmSendMessageToApp (MODULEMESSAGE_DISPLAYERROR, (ULONG_PTR)(&errExtraData));
__leave;
}
//
// Apply saved state
//
if (!IsmExecute (EXECUTETYPE_EXECUTEDESTINATION)) {
if (pMightHaveDiskSpaceProblem ()) {
errExtraData.Error = ERRUSER_ERROR_DISKSPACE;
} else {
errExtraData.Error = ERRUSER_ERROR_UNKNOWN;
}
errExtraData.ErrorArea = ERRUSER_AREA_RESTORE;
errExtraData.ObjectTypeId = 0;
errExtraData.ObjectName = NULL;
IsmSendMessageToApp (MODULEMESSAGE_DISPLAYERROR, (ULONG_PTR)(&errExtraData));
IsmRollback();
__leave;
}
DisableCancel();
hr = S_OK;
}
}
__finally {
}
return hr;
}
HRESULT Engine_Cancel ()
{
IsmSetCancel();
return S_OK;
}
HRESULT Engine_Terminate ()
{
static BOOL fDidThis = FALSE;
if (fDidThis) {
return E_FAIL;
}
fDidThis = TRUE;
IsmTerminate();
if (g_GlobalScriptHandle != INVALID_HANDLE_VALUE)
{
SetupCloseInfFile (g_GlobalScriptHandle);
g_GlobalScriptHandle = INVALID_HANDLE_VALUE;
}
return S_OK;
}