171 lines
2.8 KiB
C++
171 lines
2.8 KiB
C++
/*++
|
|
|
|
Copyright (c) 1999-2000 Microsoft Corporation
|
|
|
|
Module Name:
|
|
|
|
drfsfile
|
|
|
|
Abstract:
|
|
|
|
This module implements file specific operations for file system redirection.
|
|
|
|
Author:
|
|
|
|
JoyC 11/10/1999
|
|
|
|
Revision History:
|
|
|
|
--*/
|
|
|
|
|
|
#include <precom.h>
|
|
#define TRC_FILE "drfsfile"
|
|
#include "drfsfile.h"
|
|
|
|
|
|
///////////////////////////////////////////////////////////////
|
|
//
|
|
// W32File Methods
|
|
//
|
|
//
|
|
|
|
DrFSFile::DrFSFile(
|
|
DrDevice *Drive,
|
|
ULONG FileId,
|
|
DRFILEHANDLE FileHandle,
|
|
BOOL IsDirectory,
|
|
DRSTRING FileName) : DrFile(Drive, FileId, FileHandle)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Constructor
|
|
|
|
Arguments:
|
|
|
|
|
|
Return Value:
|
|
|
|
NA
|
|
|
|
--*/
|
|
{
|
|
#ifndef OS_WINCE
|
|
unsigned len;
|
|
#endif
|
|
|
|
DC_BEGIN_FN("DrFSFile::DrFSFile");
|
|
|
|
_SearchHandle = INVALID_TS_FILEHANDLE;
|
|
_NotifyHandle = INVALID_TS_FILEHANDLE;
|
|
_IsDirectory = IsDirectory;
|
|
_bCancel = FALSE;
|
|
|
|
//
|
|
// Record the file name.
|
|
//
|
|
ASSERT(FileName != NULL);
|
|
|
|
#ifndef OS_WINCE
|
|
len = _tcslen(FileName) + 1;
|
|
_FileName = new TCHAR[len];
|
|
if (_FileName != NULL) {
|
|
//Buffer is allocated large enough for the name
|
|
StringCchCopy(_FileName,len, FileName);
|
|
}
|
|
#else
|
|
_tcsncpy(_FileName, FileName, MAX_PATH-1);
|
|
#endif
|
|
}
|
|
|
|
DrFSFile::~DrFSFile()
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Destructor
|
|
|
|
Arguments:
|
|
|
|
Return Value:
|
|
|
|
NA
|
|
|
|
--*/
|
|
{
|
|
DC_BEGIN_FN("DrFSFile::~DrFSFile");
|
|
|
|
ASSERT(_SearchHandle == INVALID_TS_FILEHANDLE);
|
|
ASSERT(_NotifyHandle == INVALID_TS_FILEHANDLE);
|
|
#ifndef OS_WINCE
|
|
if (_FileName) {
|
|
delete _FileName;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
DRFILEHANDLE DrFSFile::GetSearchHandle()
|
|
{
|
|
return _SearchHandle;
|
|
}
|
|
|
|
DRFILEHANDLE DrFSFile::GetNotifyHandle()
|
|
{
|
|
return _NotifyHandle;
|
|
}
|
|
|
|
BOOL DrFSFile::SetSearchHandle(DRFILEHANDLE SearchHandle)
|
|
{
|
|
_SearchHandle = SearchHandle;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL DrFSFile::SetNotifyHandle(DRFILEHANDLE NotifyHandle)
|
|
{
|
|
BOOL ret = FALSE;
|
|
|
|
if (_bCancel == FALSE) {
|
|
_NotifyHandle = NotifyHandle;
|
|
ret = TRUE;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
BOOL DrFSFile::Close()
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Close the file
|
|
|
|
Arguments:
|
|
NA
|
|
|
|
Return Value:
|
|
|
|
TRUE/FALSE
|
|
|
|
--*/
|
|
{
|
|
DC_BEGIN_FN("DrFSFile::Close");
|
|
|
|
_bCancel = TRUE;
|
|
|
|
if (_SearchHandle != INVALID_TS_FILEHANDLE) {
|
|
FindClose(_SearchHandle);
|
|
_SearchHandle = INVALID_TS_FILEHANDLE;
|
|
}
|
|
|
|
#if (!defined(OS_WINCE)) || (!defined(WINCE_SDKBUILD))
|
|
if (_NotifyHandle != INVALID_TS_FILEHANDLE) {
|
|
FindCloseChangeNotification(_NotifyHandle);
|
|
_NotifyHandle = INVALID_TS_FILEHANDLE;
|
|
}
|
|
#endif
|
|
|
|
return DrFile::Close();
|
|
}
|