internal bool CloseStream(string path)
{
TorrentFileStream s = FindStream(path);
if (s != null)
{
CloseAndRemove(s);
}
return(s != null);
}
private void Add(TorrentFileStream stream)
{
Logger.Log(null, "Opening filestream: {0}", stream.Path);
// If we have our maximum number of streams open, just dispose and dump the least recently used one
if (_maxStreams != 0 && _list.Count >= _list.Capacity)
{
Logger.Log(null, "We've reached capacity: {0}", _list.Count);
CloseAndRemove(_list[0]);
}
_list.Add(stream);
}
internal TorrentFileStream GetStream(TorrentFile file, FileAccess access)
{
var fileStream = FindStream(file.FullPath);
if (fileStream != null)
{
// If we are requesting write access and the current stream does not have it
if (((access & FileAccess.Write) == FileAccess.Write) && !fileStream.CanWrite)
{
Logger.Log(null, "Didn't have write permission - reopening");
CloseAndRemove(fileStream);
fileStream = null;
}
else
{
// Place the filestream at the end so we know it's been recently used
_list.Remove(fileStream);
_list.Add(fileStream);
}
}
if (fileStream == null)
{
if (File.Exists(file.FullPath) == false)
{
Directory.CreateDirectory(Path.GetDirectoryName(file.FullPath));
SparseFile.CreateSparse(file.FullPath, file.Length);
}
fileStream = new TorrentFileStream(file, FileMode.OpenOrCreate, access, FileShare.Read);
// Ensure that we truncate existing files which are too large
if (fileStream.Length > file.Length)
{
if (!fileStream.CanWrite)
{
fileStream.Close();
fileStream = new TorrentFileStream(file, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.Read);
}
fileStream.SetLength(file.Length);
}
Add(fileStream);
}
return(fileStream);
}
private void CloseAndRemove(TorrentFileStream s)
{
Logger.Log(null, "Closing and removing: {0}", s.Path);
_list.Remove(s);
s.Dispose();
}
internal TorrentFileStream GetStream(TorrentFile file, FileAccess access)
{
var fileStream = FindStream(file.FullPath);
if (fileStream != null)
{
// If we are requesting write access and the current stream does not have it
if (((access & FileAccess.Write) == FileAccess.Write) && !fileStream.CanWrite)
{
Logger.Log (null, "Didn't have write permission - reopening");
CloseAndRemove(fileStream);
fileStream = null;
}
else
{
// Place the filestream at the end so we know it's been recently used
_list.Remove(fileStream);
_list.Add(fileStream);
}
}
if (fileStream == null)
{
if (File.Exists(file.FullPath) == false)
{
Directory.CreateDirectory(Path.GetDirectoryName(file.FullPath));
SparseFile.CreateSparse(file.FullPath, file.Length);
}
fileStream = new TorrentFileStream (file, FileMode.OpenOrCreate, access, FileShare.Read);
// Ensure that we truncate existing files which are too large
if (fileStream.Length > file.Length) {
if (!fileStream.CanWrite) {
fileStream.Close();
fileStream = new TorrentFileStream(file, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.Read);
}
fileStream.SetLength(file.Length);
}
Add(fileStream);
}
return fileStream;
}
private void CloseAndRemove(TorrentFileStream s)
{
Logger.Log (null, "Closing and removing: {0}", s.Path);
_list.Remove(s);
s.Dispose();
}
private void Add(TorrentFileStream stream)
{
Logger.Log (null, "Opening filestream: {0}", stream.Path);
// If we have our maximum number of streams open, just dispose and dump the least recently used one
if (_maxStreams != 0 && _list.Count >= _list.Capacity)
{
Logger.Log (null, "We've reached capacity: {0}", _list.Count);
CloseAndRemove(_list[0]);
}
_list.Add(stream);
}
