public static FileInformation ToFileInformation(SetInformation information)
{
switch (information)
{
case SetFileBasicInfo info:
{
SetFileBasicInfo basicInfo = info;
FileBasicInformation fileBasicInfo = new FileBasicInformation
{
CreationTime = basicInfo.CreationTime,
LastAccessTime = basicInfo.LastAccessTime,
LastWriteTime = basicInfo.LastWriteTime,
ChangeTime = basicInfo.LastChangeTime,
FileAttributes = (FileAttributes)basicInfo.ExtFileAttributes,
Reserved = basicInfo.Reserved
};
return(fileBasicInfo);
}
case SetFileDispositionInfo info:
{
FileDispositionInformation fileDispositionInfo = new FileDispositionInformation
{
DeletePending = info.DeletePending
};
return(fileDispositionInfo);
}
case SetFileAllocationInfo info:
{
// This information level is used to set the file length in bytes.
// Note: the input will NOT be a multiple of the cluster size / bytes per sector.
FileAllocationInformation fileAllocationInfo = new FileAllocationInformation
{
AllocationSize = info.AllocationSize
};
return(fileAllocationInfo);
}
case SetFileEndOfFileInfo info:
{
FileEndOfFileInformation fileEndOfFileInfo = new FileEndOfFileInformation
{
EndOfFile = info.EndOfFile
};
return(fileEndOfFileInfo);
}
default:
throw new NotImplementedException();
}
}
public static FileInformation ToFileInformation(SetInformation information)
{
if (information is SetFileBasicInfo)
{
SetFileBasicInfo basicInfo = (SetFileBasicInfo)information;
FileBasicInformation fileBasicInfo = new FileBasicInformation();
fileBasicInfo.CreationTime = basicInfo.CreationTime;
fileBasicInfo.LastAccessTime = basicInfo.LastAccessTime;
fileBasicInfo.LastWriteTime = basicInfo.LastWriteTime;
fileBasicInfo.ChangeTime = basicInfo.LastChangeTime;
fileBasicInfo.FileAttributes = (FileAttributes)basicInfo.ExtFileAttributes;
fileBasicInfo.Reserved = basicInfo.Reserved;
return(fileBasicInfo);
}
else if (information is SetFileDispositionInfo)
{
FileDispositionInformation fileDispositionInfo = new FileDispositionInformation();
fileDispositionInfo.DeletePending = ((SetFileDispositionInfo)information).DeletePending;
return(fileDispositionInfo);
}
else if (information is SetFileAllocationInfo)
{
// This information level is used to set the file length in bytes.
// Note: the input will NOT be a multiple of the cluster size / bytes per sector.
FileAllocationInformation fileAllocationInfo = new FileAllocationInformation();
fileAllocationInfo.AllocationSize = ((SetFileAllocationInfo)information).AllocationSize;
return(fileAllocationInfo);
}
else if (information is SetFileEndOfFileInfo)
{
FileEndOfFileInformation fileEndOfFileInfo = new FileEndOfFileInformation();
fileEndOfFileInfo.EndOfFile = ((SetFileEndOfFileInfo)information).EndOfFile;
return(fileEndOfFileInfo);
}
else
{
throw new NotImplementedException();
}
}
public static NTStatus SetFileInformation(INTFileStore fileStore, object handle, SetInformation information)
{
if (information is SetFileBasicInfo)
{
SetFileBasicInfo basicInfo = (SetFileBasicInfo)information;
FileBasicInformation fileBasicInfo = new FileBasicInformation();
fileBasicInfo.CreationTime = basicInfo.CreationTime;
fileBasicInfo.LastAccessTime = basicInfo.LastAccessTime;
fileBasicInfo.LastWriteTime = basicInfo.LastWriteTime;
fileBasicInfo.ChangeTime = basicInfo.LastChangeTime;
fileBasicInfo.FileAttributes = (FileAttributes)basicInfo.ExtFileAttributes;
fileBasicInfo.Reserved = basicInfo.Reserved;
return(fileStore.SetFileInformation(handle, fileBasicInfo));
}
else if (information is SetFileDispositionInfo)
{
FileDispositionInformation fileDispositionInfo = new FileDispositionInformation();
fileDispositionInfo.DeletePending = ((SetFileDispositionInfo)information).DeletePending;
return(fileStore.SetFileInformation(handle, fileDispositionInfo));
}
else if (information is SetFileAllocationInfo)
{
// This information level is used to set the file length in bytes.
// Note: the input will NOT be a multiple of the cluster size / bytes per sector.
FileAllocationInformation fileAllocationInfo = new FileAllocationInformation();
fileAllocationInfo.AllocationSize = ((SetFileAllocationInfo)information).AllocationSize;
return(fileStore.SetFileInformation(handle, fileAllocationInfo));
}
else if (information is SetFileEndOfFileInfo)
{
FileEndOfFileInformation fileEndOfFileInfo = new FileEndOfFileInformation();
fileEndOfFileInfo.EndOfFile = ((SetFileEndOfFileInfo)information).EndOfFile;
return(fileStore.SetFileInformation(handle, fileEndOfFileInfo));
}
else
{
return(NTStatus.STATUS_NOT_IMPLEMENTED);
}
}
