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Diffstat (limited to 'libktorrent/torrent/preallocationthread.h')
-rw-r--r-- | libktorrent/torrent/preallocationthread.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/libktorrent/torrent/preallocationthread.h b/libktorrent/torrent/preallocationthread.h new file mode 100644 index 0000000..31bd668 --- /dev/null +++ b/libktorrent/torrent/preallocationthread.h @@ -0,0 +1,94 @@ +/*************************************************************************** + * Copyright (C) 2005 by Joris Guisson * + * joris.guisson@gmail.com * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * + ***************************************************************************/ +#ifndef BTPREALLOCATIONTHREAD_H +#define BTPREALLOCATIONTHREAD_H + +#include <qstring.h> +#include <qthread.h> +#include <qmap.h> +#include <qmutex.h> +#include <util/constants.h> + + + +namespace bt +{ + class ChunkManager; + + /** + * @author Joris Guisson <joris.guisson@gmail.com> + * + * Thread to preallocate diskspace + */ + class PreallocationThread : public QThread + { + ChunkManager* cman; + bool stopped,not_finished,done; + QString error_msg; + Uint64 bytes_written; + mutable QMutex mutex; + public: + PreallocationThread(ChunkManager* cman); + virtual ~PreallocationThread(); + + virtual void run(); + + + /** + * Stop the thread. + */ + void stop(); + + /** + * Set an error message, also calls stop + * @param msg The message + */ + void setErrorMsg(const QString & msg); + + /// See if the thread has been stopped + bool isStopped() const; + + /// Did an error occur during the preallocation ? + bool errorHappened() const; + + /// Get the error_msg + const QString & errorMessage() const {return error_msg;} + + /// nb Number of bytes have been written + void written(Uint64 nb); + + /// Get the number of bytes written + Uint64 bytesWritten(); + + /// Allocation was aborted, so the next time the torrent is started it needs to be started again + void setNotFinished(); + + /// See if the allocation hasn't completed yet + bool isNotFinished() const; + + /// See if the thread was done + bool isDone() const; + private: + bool expand(const QString & path,Uint64 max_size); + }; + +} + +#endif |