/// <summary>
/// Gets the next info pointer or null if there are no more.
/// </summary>
public unsafe static FILE_FULL_DIR_INFORMATION *GetNextInfo(FILE_FULL_DIR_INFORMATION *info)
{
uint nextOffset = (*info).NextEntryOffset;
if (nextOffset == 0)
{
return(null);
}
return((FILE_FULL_DIR_INFORMATION *)((byte *)info + nextOffset));
}
public unsafe FullFileInformation(FILE_FULL_DIR_INFORMATION *info)
{
FileIndex = info->FileIndex;
CreationTimeUtc = info->CreationTime.ToDateTimeUtc();
LastAccessTimeUtc = info->LastAccessTime.ToDateTimeUtc();
LastWriteTimeUtc = info->LastWriteTime.ToDateTimeUtc();
ChangeTimeUtc = info->ChangeTime.ToDateTimeUtc();
EndOfFile = info->EndOfFile;
AllocationSize = info->AllocationSize;
FileAttributes = info->FileAttributes;
ExtendedAttributesSize = info->EaSize;
FileName = info->FileName.CreateString();
}
private unsafe void FindNextFile()
{
FILE_FULL_DIR_INFORMATION *info = _info;
if (info != null && info->NextEntryOffset != 0)
{
// We're already in a buffer and have another entry
_info = (FILE_FULL_DIR_INFORMATION *)((byte *)info + info->NextEntryOffset);
return;
}
GetData();
_info = (FILE_FULL_DIR_INFORMATION *)_buffer.VoidPointer;
}
/// <summary>
/// Gets all of the info for files within the given directory handle.
/// </summary>
public unsafe static IEnumerable <FullFileInformation> GetDirectoryInformation(SafeFileHandle directoryHandle)
{
List <FullFileInformation> infos = new List <FullFileInformation>();
GetFullDirectoryInfoHelper(directoryHandle, buffer =>
{
FILE_FULL_DIR_INFORMATION *info = (FILE_FULL_DIR_INFORMATION *)buffer.BytePointer;
do
{
infos.Add(new FullFileInformation(info));
info = FILE_FULL_DIR_INFORMATION.GetNextInfo(info);
} while (info != null);
});
return(infos);
}
/// <summary>
/// Gets the filenames in the specified directory. Includes "." and "..".
/// </summary>
public unsafe static IEnumerable <string> GetDirectoryFilenames(SafeFileHandle directoryHandle)
{
List <string> filenames = new List <string>();
GetFullDirectoryInfoHelper(directoryHandle, buffer =>
{
FILE_FULL_DIR_INFORMATION *info = (FILE_FULL_DIR_INFORMATION *)buffer.BytePointer;
do
{
filenames.Add(info->FileName.CreateString());
info = FILE_FULL_DIR_INFORMATION.GetNextInfo(info);
} while (info != null);
});
return(filenames);
}
public void NoMoreFiles()
{
_info = null;
if (_pending == null || _pending.Count == 0)
{
_lastEntryFound = true;
}
else
{
// Grab the next directory to parse
var next = _pending.Dequeue();
HandleMethods.CloseHandle(_directory);
_directory = next.Item1;
_path = next.Item2;
FindNextFile();
}
}
public RawFindData(FILE_FULL_DIR_INFORMATION *info, string directory)
{
_info = info;
Directory = directory;
}
