1 files changed, 113 insertions, 0 deletions
diff --git a/libktorrent/torrent/cap.h b/libktorrent/torrent/cap.h
new file mode 100644
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+++ b/libktorrent/torrent/cap.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 BTCAP_H
+#define BTCAP_H
+
+#if 0
+#include <qvaluelist.h>
+#include <util/timer.h>
+#include <util/constants.h>
+
+namespace bt
+{
+	/**
+	 * Base class for all cappable objects.
+	*/
+	class Cappable
+	{
+	public:
+		/**
+		 * Proceed with doing some bytes
+		 * @param bytes The number of bytes it can do (0 = no limit)
+		 * @return true if finished, false otherwise
+		 */
+		virtual void proceed(Uint32 bytes) = 0;
+	};
+
+	/**
+	 * @author Joris Guisson <joris.guisson@gmail.com>
+	 * 
+	 * A Cap is something which caps something.
+	*/
+	class Cap
+	{
+	public:
+		Cap(bool percentage_check);
+		virtual ~Cap();
+
+		struct Entry
+		{
+			Cappable* obj;
+			Uint32 num_bytes;
+			
+			Entry() : obj(0),num_bytes(0) {}
+			Entry(Cappable* obj,Uint32 nb) : obj(obj),num_bytes(nb) {}
+		};
+		
+		/**
+		 * Set the speed cap in bytes per second. 0 indicates
+		 * no limit.
+		 * @param max Maximum number of bytes per second.
+		 */
+		void setMaxSpeed(Uint32 max);
+		
+		/// Get max bytes/sec
+		Uint32 getMaxSpeed() const {return max_bytes_per_sec;}
+		
+		/// Set the current speed
+		void setCurrentSpeed(Uint32 cs) {current_speed = cs;}
+		
+		/// Get the current speed
+		Uint32 getCurrrentSpeed() const {return current_speed;}
+		
+		/**
+		 * Allow or disallow somebody from proceeding. If somebody
+		 * is disallowed they will be stored in a queue, and will be notified
+		 * when there turn is up.
+		 * @param pd Thing which is doing the request
+		 * @param bytes Bytes it wants to send
+		 * @return true if the piece is allowed or not
+		 */
+		bool allow(Cappable* pd,Uint32 bytes);
+
+		/**
+		 * A thing in the queue should call this when it get destroyed. To
+		 * remove them from the queue.
+		 * @param pd The Cappable thing
+		 */
+		void killed(Cappable* pd);
+
+		/**
+		 * Update the downloadcap.
+		 */
+		void update();
+		
+	private:
+		QValueList<Entry> entries;
+		Uint32 max_bytes_per_sec;
+		Timer timer;
+		Uint32 leftover;
+		Uint32 current_speed;
+		bool percentage_check;
+	};
+
+}
+#endif
+#endif