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-rw-r--r--libktorrent/net/circularbuffer.h89
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diff --git a/libktorrent/net/circularbuffer.h b/libktorrent/net/circularbuffer.h
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-/***************************************************************************
- * 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 NETCIRCULARBUFFER_H
-#define NETCIRCULARBUFFER_H
-
-#include <tqmutex.h>
-#include <util/constants.h>
-
-namespace net
-{
- using bt::Uint8;
- using bt::Uint32;
-
- class BufferedSocket;
-
- /**
- * @author Joris Guisson <joris.guisson@gmail.com>
- *
- * Simple circular buffer, to simulate a queue.
- * Writes happen at the end, reads at the beginning.
- * The buffer is protected by a mutex.
- */
- class CircularBuffer
- {
- Uint8* buf;
- Uint32 max_size;
- Uint32 first; // index of first byte in the buffer
- Uint32 size; // number of bytes in use
- mutable TQMutex mutex;
- public:
- /**
- * Create the buffer.
- * @param max_size Maximum size of the buffer.
- */
- CircularBuffer(Uint32 max_size);
- virtual ~CircularBuffer();
-
- /// How much capacity does the buffer have
- Uint32 capacity() const {return max_size;}
-
- /// How much free space is there
- Uint32 freeSpace() const;
-
-
- /**
- * Write a bunch of data at the back of the buffer.
- * @param data Data to write
- * @param size How many bytes to write
- * @return The number of bytes written in the buffer
- */
- Uint32 write(const Uint8* data,Uint32 size);
-
- /**
- * Read from the buffer.
- * @param data Buffer to store read data
- * @param max_to_read Maximum amount of bytes to read
- * @return The number of bytes read
- */
- Uint32 read(Uint8* data,Uint32 max_to_read);
-
- /**
- * Send the data in the buffer over the socket
- * @param s THe socket
- * @param max Maximum bytes to send
- * @return The number of bytes written
- */
- Uint32 send(BufferedSocket* s,Uint32 max);
- };
-
-}
-
-#endif