public Win32Returncode CreateFile(FuserFileHandler hFile, FuserFileAccess access, FileShare share, FileMode mode, FileOptions options, FileAttributes attribut)
{
string funcname = "CreateFile";
string param = "";
try {
param = access + ";" + share + ";" + mode + ";" + options + " Attribute: " + attribut;
Win32Returncode r = sourceSystem.CreateFile(hFile, access, share, mode, options, attribut);
LogEvent(funcname, r, param, hFile);
return(r);
} catch (Exception e) {
LogEvent(funcname, Win32Returncode.DEFAULT_UNKNOWN_ERROR, param, hFile);
LogException(funcname, e);
return(Win32Returncode.DEFAULT_UNKNOWN_ERROR);
}
}
public int CreateFile(IntPtr rawFilname, uint rawAccessMode, uint rawShare, uint rawCreationDisposition, uint rawFlagsAndAttributes, ref FuserDefinition.FUSER_FILE_INFO rawHFile)
{
try {
FuserFileHandler hFile = this.hManager.RegisterFileHandler(GetFilename(rawFilname), ref rawHFile);
FuserFileAccess access = FuserFileAccess.None;
FileAttributes newFileAttr;
try {
newFileAttr = (FileAttributes)rawFlagsAndAttributes;
} catch {
newFileAttr = 0;
}
FileShare share = FileShare.None;
FileMode mode = FileMode.Open;
FileOptions options = FileOptions.None;
if ((rawAccessMode & FuserDefinition.FILE_READ_DATA) != 0 && (rawAccessMode & FuserDefinition.FILE_WRITE_DATA) != 0)
{
access = FuserFileAccess.ReadWrite;
}
else if ((rawAccessMode & FuserDefinition.FILE_WRITE_DATA) != 0)
{
access = FuserFileAccess.Write;
}
else if ((rawAccessMode & FuserDefinition.FILE_READ_DATA) != 0)
{
access = FuserFileAccess.Read;
}
if ((rawShare & FuserDefinition.FILE_SHARE_READ) != 0)
{
share = FileShare.Read;
}
if ((rawShare & FuserDefinition.FILE_SHARE_WRITE) != 0)
{
share |= FileShare.Write;
}
if ((rawShare & FuserDefinition.FILE_SHARE_DELETE) != 0)
{
share |= FileShare.Delete;
}
switch (rawCreationDisposition)
{
case FuserDefinition.CREATE_NEW:
mode = FileMode.CreateNew;
break;
case FuserDefinition.CREATE_ALWAYS:
mode = FileMode.Create;
break;
case FuserDefinition.OPEN_EXISTING:
mode = FileMode.Open;
break;
case FuserDefinition.OPEN_ALWAYS:
mode = FileMode.OpenOrCreate;
break;
case FuserDefinition.TRUNCATE_EXISTING:
mode = FileMode.Truncate;
break;
}
Win32Returncode ret = this.fsDevice.CreateFile(hFile, access, share, mode, options, newFileAttr);
if (hFile.IsDirectory)
{
rawHFile.IsDirectory = 1;
// TODO: directory problem
//rawFlagsAndAttributes |= 0x02000000;
}
if (ret != Win32Returncode.SUCCESS)
{
this.hManager.RemoveFileHandler(ref rawHFile);
}
return(ConvReturnCodeToInt(ret));
} catch (Exception e) {
this.hManager.RemoveFileHandler(ref rawHFile);
this.fsDevice.LogErrorMessage("CreateFile", e.Message);
return(ConvReturnCodeToInt(Win32Returncode.ERROR_FILE_NOT_FOUND));
}
}
/// <summary>
/// Sets the specified accesses and shares to the file. If false is returned, the lock cannot be set.
/// </summary>
/// <param name="fileHandle"></param>
/// <param name="item"></param>
/// <param name="access"></param>
/// <param name="share"></param>
/// <returns></returns>
public static bool FilelockSet(FileHandler fileHandle, IFuserFilesystemItem item, FuserFileAccess access, FileShare share)
{
FileLockItem lItem = null;
try {
lItem = new FileLockItem((item is IFuserFilesystemDirectory), (access == FuserFileAccess.Read || access == FuserFileAccess.ReadWrite), (access == FuserFileAccess.Write || access == FuserFileAccess.ReadWrite), share);
} catch {
return(false);
}
return(FilelockSet(fileHandle, item, lItem));
}
public Win32Returncode CreateFile(FuserFileHandler hFile, FuserFileAccess access, FileShare share, FileMode mode, FileOptions options, FileAttributes attribut)
{
lock (this) {
return(this.sourceSystem.CreateFile(hFile, access, share, mode, options, attribut));
}
}
