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831 lines
29 KiB
831 lines
29 KiB
/*++
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Copyright (c) 1992 Microsoft Corporation
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Module Name:
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undoinst.c
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Abstract:
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This program undoes the actions described by an Installation Modification Log file
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created by the INSTALER program
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Author:
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Steve Wood (stevewo) 15-Jan-1996
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Revision History:
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--*/
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#include <nt.h>
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#include <ntrtl.h>
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#include <nturtl.h>
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#include "instutil.h"
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#include "iml.h"
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BOOLEAN RedoScript;
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BOOLEAN VerboseOutput;
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int
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ProcessUndoIml(
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PINSTALLATION_MODIFICATION_LOGFILE pImlUndo,
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PINSTALLATION_MODIFICATION_LOGFILE pImlRedo
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);
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int
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__cdecl
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main(
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int argc,
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char *argv[]
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)
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{
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int Result;
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char *s;
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PINSTALLATION_MODIFICATION_LOGFILE pImlUndo;
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PINSTALLATION_MODIFICATION_LOGFILE pImlRedo;
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USHORT RedoScriptId;
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InitCommonCode( "UNDOINST",
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"[-r] [-v]",
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"-r replace contents of input .IML file with redo script to undo the undo\n"
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"-v verbose output\n"
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);
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RedoScript = FALSE;
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VerboseOutput = FALSE;
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while (--argc) {
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s = *++argv;
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if (*s == '-' || *s == '/') {
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while (*++s) {
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switch( tolower( *s ) ) {
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case 'r':
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RedoScript = TRUE;
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break;
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case 'v':
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VerboseOutput = TRUE;
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break;
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default:
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CommonSwitchProcessing( &argc, &argv, *s );
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break;
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}
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}
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}
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else
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if (!CommonArgProcessing( &argc, &argv )) {
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Usage( "Arguments not supported - '%s'", (ULONG)s );
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}
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}
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if (ImlPath == NULL) {
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Usage( "Must specify an installation name as first argument", 0 );
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}
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if (!SetCurrentDirectory( InstalerDirectory )) {
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FatalError( "Unable to change to '%ws' directory (%u)",
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(ULONG)InstalerDirectory,
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GetLastError()
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);
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}
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pImlUndo = LoadIml( ImlPath );
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if (pImlUndo == NULL) {
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FatalError( "Unable to open '%ws' (%u)",
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(ULONG)ImlPath,
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GetLastError()
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);
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}
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if (RedoScript) {
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RedoScriptId = 0;
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if (CreateBackupFileName( &RedoScriptId ) == NULL) {
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FatalError( "Unable to create temporary file for redo script (%u)\n",
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GetLastError(),
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0
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);
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}
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pImlRedo = CreateIml( FormatTempFileName( InstalerDirectory, &RedoScriptId ), TRUE );
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if (pImlRedo == NULL) {
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FatalError( "Unable to create redo script '%ws' (%u)\n",
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(ULONG)FormatTempFileName( InstalerDirectory, &RedoScriptId ),
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GetLastError()
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);
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}
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}
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else {
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pImlRedo = NULL;
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}
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Result = ProcessUndoIml( pImlUndo, pImlRedo );
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CloseIml( pImlUndo );
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if (pImlRedo != NULL) {
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CloseIml( pImlRedo );
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if (!MoveFileEx( FormatTempFileName( InstalerDirectory, &RedoScriptId ),
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ImlPath,
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MOVEFILE_REPLACE_EXISTING | MOVEFILE_COPY_ALLOWED
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)
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) {
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FatalError( "Unable to rename redo script '%ws' (%u)\n",
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(ULONG)FormatTempFileName( InstalerDirectory, &RedoScriptId ),
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GetLastError()
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);
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}
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}
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exit( Result );
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return Result;
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}
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BOOL
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DeleteFileOrDirectory(
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PWSTR Name
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)
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{
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DWORD FileAttributes;
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FileAttributes = GetFileAttributes( Name );
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if (FileAttributes == 0xFFFFFFFF) {
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return TRUE;
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}
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if (FileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
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return RemoveDirectory( Name );
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}
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else {
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return DeleteFile( Name );
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}
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}
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BOOLEAN
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ProcessUndoFileIml(
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PINSTALLATION_MODIFICATION_LOGFILE pImlUndo,
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PIML_FILE_RECORD pFile
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)
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{
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PIML_FILE_RECORD_CONTENTS pOldFile;
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PIML_FILE_RECORD_CONTENTS pNewFile;
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USHORT UniqueId = 0;
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HANDLE FileHandle;
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PWSTR BackupFileName;
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DWORD FileAttributes;
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DWORD BytesWritten;
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pOldFile = MP( PIML_FILE_RECORD_CONTENTS, pImlUndo, pFile->OldFile );
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pNewFile = MP( PIML_FILE_RECORD_CONTENTS, pImlUndo, pFile->NewFile );
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printf( " %ws - ", MP( PWSTR, pImlUndo, pFile->Name ) );
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switch( pFile->Action ) {
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case CreateNewFile:
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printf( "deleting" );
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SetFileAttributes( MP( PWSTR, pImlUndo, pFile->Name ),
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FILE_ATTRIBUTE_NORMAL
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);
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if (!DeleteFileOrDirectory( MP( PWSTR, pImlUndo, pFile->Name ) )) {
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printf( " - error (%u)", GetLastError() );
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}
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printf( "\n" );
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break;
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case ModifyOldFile:
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case DeleteOldFile:
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FileAttributes = GetFileAttributes( MP( PWSTR, pImlUndo, pFile->Name ) );
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printf( "restoring old file" );
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if (FileAttributes != 0xFFFFFFFF) {
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SetFileAttributes( MP( PWSTR, pImlUndo, pFile->Name ),
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FILE_ATTRIBUTE_NORMAL
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);
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BackupFileName = CreateBackupFileName( &UniqueId );
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if (BackupFileName == NULL) {
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printf( " - unable to find temporary name for restore\n" );
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break;
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}
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else
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if (!MoveFile( MP( PWSTR, pImlUndo, pFile->Name ),
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BackupFileName
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)
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) {
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printf( " - unable to rename existing to temporary name (%u)\n",
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GetLastError()
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);
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break;
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}
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}
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else {
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BackupFileName = NULL;
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}
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if (pOldFile != NULL) {
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if (pOldFile->FileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
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if (!CreateDirectory( MP( PWSTR, pImlUndo, pFile->Name ), NULL )) {
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printf( " - unable to create directory (%u)",
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GetLastError()
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);
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}
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}
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else {
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FileHandle = CreateFile( MP( PWSTR, pImlUndo, pFile->Name ),
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GENERIC_WRITE,
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FILE_SHARE_READ,
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NULL,
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CREATE_NEW,
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0,
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NULL
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);
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if (FileHandle != INVALID_HANDLE_VALUE) {
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if (WriteFile( FileHandle,
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MP( PVOID, pImlUndo, pOldFile->Contents ),
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pOldFile->FileSize,
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&BytesWritten,
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NULL
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) &&
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BytesWritten == pOldFile->FileSize
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) {
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if (!SetFileAttributes( MP( PWSTR, pImlUndo, pFile->Name ),
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pOldFile->FileAttributes
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)
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) {
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printf( " - unable to restore attributes (%u)",
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GetLastError()
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);
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}
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else
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if (!SetFileTime( FileHandle,
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&pOldFile->LastWriteTime,
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&pOldFile->LastWriteTime,
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&pOldFile->LastWriteTime
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)
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) {
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printf( " - unable to restore last write time (%u)",
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GetLastError()
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);
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}
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else
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if (BackupFileName != NULL) {
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DeleteFile( BackupFileName );
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BackupFileName = NULL;
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}
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}
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else {
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printf( " - unable to restore contents (%u)",
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GetLastError()
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);
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}
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CloseHandle( FileHandle );
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}
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else {
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printf( " - unable to create file (%u)",
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GetLastError()
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);
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}
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}
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}
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else {
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printf( " - old contents missing from .IML file" );
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}
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if (BackupFileName != NULL) {
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DeleteFile( MP( PWSTR, pImlUndo, pFile->Name ) );
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MoveFile( BackupFileName, MP( PWSTR, pImlUndo, pFile->Name ) );
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}
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printf( "\n" );
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break;
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case ModifyFileDateTime:
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printf( "restoring date/time\n" );
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FileHandle = CreateFile( MP( PWSTR, pImlUndo, pFile->Name ),
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FILE_WRITE_ATTRIBUTES,
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FILE_SHARE_READ,
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NULL,
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OPEN_EXISTING,
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0,
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NULL
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);
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if (FileHandle != INVALID_HANDLE_VALUE) {
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if (!SetFileTime( FileHandle,
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&pOldFile->LastWriteTime,
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&pOldFile->LastWriteTime,
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&pOldFile->LastWriteTime
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)
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) {
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printf( " - unable to restore last write time (%u)",
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GetLastError()
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);
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}
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CloseHandle( FileHandle );
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}
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else {
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printf( " - unable to open file (%u)",
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GetLastError()
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);
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}
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break;
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case ModifyFileAttributes:
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printf( "restoring attributes" );
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if (!SetFileAttributes( MP( PWSTR, pImlUndo, pFile->Name ),
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pOldFile->FileAttributes
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)
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) {
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printf( " - unable to restore attributes (%u)",
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GetLastError()
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);
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}
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printf( "\n" );
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break;
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}
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return TRUE;
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}
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BOOLEAN
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ProcessRedoFileIml(
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PINSTALLATION_MODIFICATION_LOGFILE pImlUndo,
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PIML_FILE_RECORD pFile,
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PINSTALLATION_MODIFICATION_LOGFILE pImlRedo
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)
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{
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HANDLE FindHandle;
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WIN32_FIND_DATA FindFileData;
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if (pFile->Action == CreateNewFile) {
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//
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// Created a new file. So do the same in the redo
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// script, with the existing contents of the new file
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//
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ImlAddFileRecord( pImlRedo,
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CreateNewFile,
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MP( PWSTR, pImlUndo, pFile->Name ),
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NULL,
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NULL,
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0
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);
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}
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else
|
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if (pFile->Action == ModifyOldFile) {
|
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//
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// Modified an existing file. Create a similar record
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// in the redo script that will hold the new contents
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//
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ImlAddFileRecord( pImlRedo,
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ModifyOldFile,
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MP( PWSTR, pImlUndo, pFile->Name ),
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NULL,
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NULL,
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0
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);
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}
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else {
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//
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// Modified the file attributes and/or date and time. Get the current
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// values and save them in the redo script
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//
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FindHandle = FindFirstFile( MP( PWSTR, pImlUndo, pFile->Name ),
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&FindFileData
|
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);
|
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if (FindHandle != INVALID_HANDLE_VALUE) {
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ImlAddFileRecord( pImlRedo,
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ModifyFileDateTime,
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MP( PWSTR, pImlUndo, pFile->Name ),
|
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NULL,
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&FindFileData.ftLastWriteTime,
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FindFileData.dwFileAttributes
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);
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FindClose( FindHandle );
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}
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}
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return TRUE;
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}
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BOOLEAN
|
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ProcessUndoKeyIml(
|
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PINSTALLATION_MODIFICATION_LOGFILE pImlUndo,
|
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PIML_KEY_RECORD pKey
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)
|
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{
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PIML_VALUE_RECORD pValue;
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PIML_VALUE_RECORD_CONTENTS pOldValue;
|
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PIML_VALUE_RECORD_CONTENTS pNewValue;
|
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NTSTATUS Status;
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UNICODE_STRING KeyName;
|
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OBJECT_ATTRIBUTES ObjectAttributes;
|
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HANDLE KeyHandle;
|
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UNICODE_STRING ValueName;
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KeyHandle = NULL;
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if (pKey->Values != 0 || pKey->Action == CreateNewKey) {
|
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printf( " %ws - ", MP( PWSTR, pImlUndo, pKey->Name ) );
|
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RtlInitUnicodeString( &KeyName, MP( PWSTR, pImlUndo, pKey->Name ) );
|
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InitializeObjectAttributes( &ObjectAttributes,
|
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&KeyName,
|
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OBJ_CASE_INSENSITIVE,
|
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NULL,
|
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NULL
|
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);
|
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if (pKey->Action != DeleteOldKey) {
|
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if (pKey->Action == CreateNewKey) {
|
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printf( "deleting" );
|
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}
|
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else {
|
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printf( "modifying" );
|
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}
|
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Status = NtOpenKey( &KeyHandle, DELETE | GENERIC_WRITE, &ObjectAttributes );
|
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}
|
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else {
|
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printf( "creating" );
|
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Status = NtCreateKey( &KeyHandle,
|
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GENERIC_WRITE,
|
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&ObjectAttributes,
|
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0,
|
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NULL,
|
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0,
|
|
NULL
|
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);
|
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}
|
|
|
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if (!NT_SUCCESS( Status )) {
|
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KeyHandle = NULL;
|
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printf( " - failed (0x%08x)", Status );
|
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}
|
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printf( "\n" );
|
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|
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if (KeyHandle != NULL) {
|
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pValue = MP( PIML_VALUE_RECORD, pImlUndo, pKey->Values );
|
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while (pValue != NULL) {
|
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pOldValue = MP( PIML_VALUE_RECORD_CONTENTS, pImlUndo, pValue->OldValue );
|
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pNewValue = MP( PIML_VALUE_RECORD_CONTENTS, pImlUndo, pValue->NewValue );
|
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printf( " %ws - ", MP( PWSTR, pImlUndo, pValue->Name ) );
|
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RtlInitUnicodeString( &ValueName,
|
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MP( PWSTR, pImlUndo, pValue->Name )
|
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);
|
|
if (pValue->Action == CreateNewValue) {
|
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printf( "deleting" );
|
|
Status = NtDeleteValueKey( KeyHandle, &ValueName );
|
|
}
|
|
else {
|
|
if (pValue->Action == DeleteOldValue) {
|
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printf( "creating" );
|
|
}
|
|
else {
|
|
printf( "restoring" );
|
|
}
|
|
|
|
Status = NtSetValueKey( KeyHandle,
|
|
&ValueName,
|
|
0,
|
|
pOldValue->Type,
|
|
MP( PWSTR, pImlUndo, pOldValue->Data ),
|
|
pOldValue->Length
|
|
);
|
|
}
|
|
|
|
if (!NT_SUCCESS( Status )) {
|
|
printf( " - failed (0x%08x)", Status );
|
|
}
|
|
printf( "\n" );
|
|
|
|
pValue = MP( PIML_VALUE_RECORD, pImlUndo, pValue->Next );
|
|
}
|
|
}
|
|
}
|
|
|
|
if (KeyHandle != NULL) {
|
|
if (pKey->Action == CreateNewKey) {
|
|
Status = NtDeleteKey( KeyHandle );
|
|
if (!NT_SUCCESS( Status )) {
|
|
printf( " *** delete of above key failed (0x%08x)", Status );
|
|
}
|
|
}
|
|
NtClose( KeyHandle );
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
BOOLEAN
|
|
ProcessRedoKeyIml(
|
|
PINSTALLATION_MODIFICATION_LOGFILE pImlUndo,
|
|
PIML_KEY_RECORD pKey,
|
|
PINSTALLATION_MODIFICATION_LOGFILE pImlRedo
|
|
)
|
|
{
|
|
PIML_VALUE_RECORD pValue;
|
|
PIML_VALUE_RECORD_CONTENTS pOldValue;
|
|
PIML_VALUE_RECORD_CONTENTS pNewValue;
|
|
POFFSET Values;
|
|
|
|
Values = 0;
|
|
if ((pKey->Values != 0 || pKey->Action == CreateNewKey) &&
|
|
pKey->Action != DeleteOldKey
|
|
) {
|
|
//
|
|
// Created or modified an existing key and/or values.
|
|
//
|
|
pValue = MP( PIML_VALUE_RECORD, pImlUndo, pKey->Values );
|
|
while (pValue != NULL) {
|
|
pOldValue = MP( PIML_VALUE_RECORD_CONTENTS, pImlUndo, pValue->OldValue );
|
|
pNewValue = MP( PIML_VALUE_RECORD_CONTENTS, pImlUndo, pValue->NewValue );
|
|
if (pValue->Action == CreateNewValue) {
|
|
if (pNewValue != NULL) {
|
|
ImlAddValueRecord( pImlRedo,
|
|
pValue->Action,
|
|
MP( PWSTR, pImlUndo, pValue->Name ),
|
|
pNewValue->Type,
|
|
pNewValue->Length,
|
|
MP( PWSTR, pImlUndo, pNewValue->Data ),
|
|
0,
|
|
0,
|
|
NULL,
|
|
&Values
|
|
);
|
|
}
|
|
}
|
|
else
|
|
if (pValue->Action == ModifyOldValue) {
|
|
if (pOldValue != NULL && pNewValue != NULL) {
|
|
ImlAddValueRecord( pImlRedo,
|
|
pValue->Action,
|
|
MP( PWSTR, pImlUndo, pValue->Name ),
|
|
pNewValue->Type,
|
|
pNewValue->Length,
|
|
MP( PWSTR, pImlUndo, pNewValue->Data ),
|
|
pOldValue->Type,
|
|
pOldValue->Length,
|
|
MP( PWSTR, pImlUndo, pOldValue->Data ),
|
|
&Values
|
|
);
|
|
}
|
|
}
|
|
else
|
|
if (pValue->Action == DeleteOldValue) {
|
|
if (pOldValue != NULL) {
|
|
ImlAddValueRecord( pImlRedo,
|
|
pValue->Action,
|
|
MP( PWSTR, pImlUndo, pValue->Name ),
|
|
0,
|
|
0,
|
|
NULL,
|
|
pOldValue->Type,
|
|
pOldValue->Length,
|
|
MP( PWSTR, pImlUndo, pOldValue->Data ),
|
|
&Values
|
|
);
|
|
}
|
|
}
|
|
|
|
pValue = MP( PIML_VALUE_RECORD, pImlUndo, pValue->Next );
|
|
}
|
|
}
|
|
|
|
ImlAddKeyRecord( pImlRedo,
|
|
pKey->Action,
|
|
MP( PWSTR, pImlUndo, pKey->Name ),
|
|
Values
|
|
);
|
|
return TRUE;
|
|
}
|
|
|
|
BOOLEAN
|
|
ProcessUndoIniIml(
|
|
PINSTALLATION_MODIFICATION_LOGFILE pImlUndo,
|
|
PIML_INI_RECORD pIni
|
|
)
|
|
{
|
|
PIML_INISECTION_RECORD pSection;
|
|
PIML_INIVARIABLE_RECORD pVariable;
|
|
HANDLE FileHandle;
|
|
BOOLEAN FileNameShown;
|
|
BOOLEAN SectionNameShown;
|
|
|
|
FileNameShown = FALSE;
|
|
pSection = MP( PIML_INISECTION_RECORD, pImlUndo, pIni->Sections );
|
|
while (pSection != NULL) {
|
|
SectionNameShown = FALSE;
|
|
pVariable = MP( PIML_INIVARIABLE_RECORD, pImlUndo, pSection->Variables );
|
|
while (pVariable != NULL) {
|
|
if (!FileNameShown) {
|
|
printf( "%ws\n", MP( PWSTR, pImlUndo, pIni->Name ) );
|
|
FileNameShown = TRUE;
|
|
}
|
|
|
|
if (!SectionNameShown) {
|
|
printf( " [%ws]", MP( PWSTR, pImlUndo, pSection->Name ) );
|
|
if (pSection->Action == DeleteOldSection) {
|
|
printf( " - deleting" );
|
|
}
|
|
printf( "\n" );
|
|
SectionNameShown = TRUE;
|
|
}
|
|
|
|
printf( " %ws = ", MP( PWSTR, pImlUndo, pVariable->Name ) );
|
|
if (pVariable->Action == CreateNewVariable) {
|
|
printf( "deleting" );
|
|
if (!WritePrivateProfileString( MP( PWSTR, pImlUndo, pSection->Name ),
|
|
MP( PWSTR, pImlUndo, pVariable->Name ),
|
|
NULL,
|
|
MP( PWSTR, pImlUndo, pIni->Name )
|
|
)
|
|
) {
|
|
printf( " - failed (%u)", GetLastError() );
|
|
}
|
|
printf( "\n" );
|
|
}
|
|
else {
|
|
printf( "restoring" );
|
|
if (!WritePrivateProfileString( MP( PWSTR, pImlUndo, pSection->Name ),
|
|
MP( PWSTR, pImlUndo, pVariable->Name ),
|
|
MP( PWSTR, pImlUndo, pVariable->OldValue ),
|
|
MP( PWSTR, pImlUndo, pIni->Name )
|
|
)
|
|
) {
|
|
printf( " - failed (%u)", GetLastError() );
|
|
}
|
|
printf( "\n" );
|
|
}
|
|
|
|
pVariable = MP( PIML_INIVARIABLE_RECORD, pImlUndo, pVariable->Next );
|
|
}
|
|
|
|
if (pSection->Action == CreateNewSection) {
|
|
if (!FileNameShown) {
|
|
printf( "%ws\n", MP( PWSTR, pImlUndo, pIni->Name ) );
|
|
FileNameShown = TRUE;
|
|
}
|
|
|
|
if (!SectionNameShown) {
|
|
printf( " [%ws]", MP( PWSTR, pImlUndo, pSection->Name ) );
|
|
if (pSection->Action == CreateNewSection) {
|
|
printf( " - deleting" );
|
|
}
|
|
SectionNameShown = TRUE;
|
|
printf( "\n" );
|
|
}
|
|
|
|
if (!WritePrivateProfileSection( MP( PWSTR, pImlUndo, pSection->Name ),
|
|
NULL,
|
|
MP( PWSTR, pImlUndo, pIni->Name )
|
|
)
|
|
) {
|
|
printf( " *** delete of above section name failed (%u)\n",
|
|
GetLastError()
|
|
);
|
|
}
|
|
}
|
|
|
|
pSection = MP( PIML_INISECTION_RECORD, pImlUndo, pSection->Next );
|
|
}
|
|
|
|
if (pIni->Action == CreateNewIniFile) {
|
|
printf( "%ws - deleting", MP( PWSTR, pImlUndo, pIni->Name ) );
|
|
if (!DeleteFile( MP( PWSTR, pImlUndo, pIni->Name ) )) {
|
|
printf( " - failed (%u)", GetLastError() );
|
|
}
|
|
printf( "\n" );
|
|
FileNameShown = TRUE;
|
|
}
|
|
else {
|
|
FileHandle = CreateFile( MP( PWSTR, pImlUndo, pIni->Name ),
|
|
FILE_WRITE_ATTRIBUTES,
|
|
FILE_SHARE_READ,
|
|
NULL,
|
|
OPEN_EXISTING,
|
|
0,
|
|
NULL
|
|
);
|
|
if (FileHandle != INVALID_HANDLE_VALUE) {
|
|
SetFileTime( FileHandle,
|
|
&pIni->LastWriteTime,
|
|
&pIni->LastWriteTime,
|
|
&pIni->LastWriteTime
|
|
);
|
|
CloseHandle( FileHandle );
|
|
}
|
|
}
|
|
|
|
if (FileNameShown) {
|
|
printf( "\n" );
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
BOOLEAN
|
|
ProcessRedoIniIml(
|
|
PINSTALLATION_MODIFICATION_LOGFILE pImlUndo,
|
|
PIML_INI_RECORD pIni,
|
|
PINSTALLATION_MODIFICATION_LOGFILE pImlRedo
|
|
)
|
|
{
|
|
PIML_INISECTION_RECORD pSection;
|
|
PIML_INIVARIABLE_RECORD pVariable;
|
|
POFFSET Variables, Sections;
|
|
|
|
pSection = MP( PIML_INISECTION_RECORD, pImlUndo, pIni->Sections );
|
|
Sections = 0;
|
|
while (pSection != NULL) {
|
|
pVariable = MP( PIML_INIVARIABLE_RECORD, pImlUndo, pSection->Variables );
|
|
Variables = 0;
|
|
while (pVariable != NULL) {
|
|
ImlAddIniVariableRecord( pImlRedo,
|
|
pVariable->Action,
|
|
MP( PWSTR, pImlUndo, pVariable->Name ),
|
|
MP( PWSTR, pImlUndo, pVariable->OldValue ),
|
|
MP( PWSTR, pImlUndo, pVariable->NewValue ),
|
|
&Variables
|
|
);
|
|
|
|
pVariable = MP( PIML_INIVARIABLE_RECORD, pImlUndo, pVariable->Next );
|
|
}
|
|
|
|
if (Variables != 0) {
|
|
ImlAddIniSectionRecord( pImlRedo,
|
|
pSection->Action,
|
|
MP( PWSTR, pImlUndo, pSection->Name ),
|
|
Variables,
|
|
&Sections
|
|
);
|
|
}
|
|
|
|
pSection = MP( PIML_INISECTION_RECORD, pImlUndo, pSection->Next );
|
|
}
|
|
|
|
if (Sections != 0) {
|
|
ImlAddIniRecord( pImlRedo,
|
|
pIni->Action,
|
|
MP( PWSTR, pImlUndo, pIni->Name ),
|
|
&pIni->LastWriteTime,
|
|
Sections
|
|
);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
int
|
|
ProcessUndoIml(
|
|
PINSTALLATION_MODIFICATION_LOGFILE pImlUndo,
|
|
PINSTALLATION_MODIFICATION_LOGFILE pImlRedo
|
|
)
|
|
{
|
|
PIML_FILE_RECORD pFile;
|
|
PIML_KEY_RECORD pKey;
|
|
PIML_INI_RECORD pIni;
|
|
|
|
if (pImlUndo->NumberOfFileRecords > 0) {
|
|
printf( "Undoing File Modifications:\n" );
|
|
pFile = MP( PIML_FILE_RECORD, pImlUndo, pImlUndo->FileRecords );
|
|
while (pFile != NULL) {
|
|
if (pFile->Name != 0) {
|
|
if (pImlRedo != NULL) {
|
|
ProcessRedoFileIml( pImlUndo, pFile, pImlRedo );
|
|
}
|
|
|
|
ProcessUndoFileIml( pImlUndo, pFile );
|
|
}
|
|
|
|
pFile = MP( PIML_FILE_RECORD, pImlUndo, pFile->Next );
|
|
}
|
|
|
|
printf( "\n" );
|
|
}
|
|
|
|
if (pImlUndo->NumberOfKeyRecords > 0) {
|
|
printf( "Undoing Registry Modifications:\n" );
|
|
pKey = MP( PIML_KEY_RECORD, pImlUndo, pImlUndo->KeyRecords );
|
|
while (pKey != NULL) {
|
|
if (pImlRedo != NULL) {
|
|
ProcessRedoKeyIml( pImlUndo, pKey, pImlRedo );
|
|
}
|
|
|
|
ProcessUndoKeyIml( pImlUndo, pKey );
|
|
|
|
pKey = MP( PIML_KEY_RECORD, pImlUndo, pKey->Next );
|
|
}
|
|
|
|
printf( "\n" );
|
|
}
|
|
|
|
if (pImlUndo->NumberOfIniRecords > 0) {
|
|
printf( "Undoing .INI File modifications:\n" );
|
|
pIni = MP( PIML_INI_RECORD, pImlUndo, pImlUndo->IniRecords );
|
|
while (pIni != NULL) {
|
|
if (pImlRedo != NULL) {
|
|
ProcessRedoIniIml( pImlUndo, pIni, pImlRedo );
|
|
}
|
|
|
|
ProcessUndoIniIml( pImlUndo, pIni);
|
|
|
|
pIni = MP( PIML_INI_RECORD, pImlUndo, pIni->Next );
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|