1 files changed, 108 insertions, 0 deletions
diff --git a/libktorrent/util/profiler.h b/libktorrent/util/profiler.h
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+++ b/libktorrent/util/profiler.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 BTPROFILER_H
+#define BTPROFILER_H
+
+#ifdef KT_PROFILE
+#include <qptrlist.h>
+#include <util/constants.h>
+
+class QTextStream;
+
+
+namespace bt
+{
+	/**
+	 * Profile of one function or section of code.
+	 */
+	class Profile
+	{
+		Profile* parent;
+		QPtrList<Profile> children;
+		
+		QString name;
+		double min,max,avg;
+		Uint32 count;
+		double start_time;
+	public:	
+		Profile(Profile* parent,const QString & name);
+		virtual ~Profile();
+		
+		/**
+		 * We just entered the function and will profile it.
+		 */
+		void start();
+		
+		/**
+		 * We just left the function, internal variables will now be updated
+		 */
+		void end();
+		
+		/**
+		 * Get a child, if it doesn't exist it will be created.
+		 * @param name The name of the child
+		 * @return The child
+		 */
+		Profile* child(const QString & name);
+		
+		/**
+		 * Get the parent of the current profile.
+		 */
+		Profile* getParent() const {return parent;}
+		
+		/**
+		 * Save profile information to a file.
+		 * @param out Text stream to write to
+		 * @param base Base path of the profiles
+		 */
+		void save(QTextStream & out,const QString & base);
+	};
+
+	/**
+	 * @author Joris Guisson <joris.guisson@gmail.com>
+	 * 
+	 * Class used to profile ktorrent
+	*/
+	class Profiler
+	{
+		Profile* curr;
+		Profile* root;
+				
+		static Profiler inst;
+		
+		Profiler();
+	public:
+		virtual ~Profiler();
+
+		void start(const QString & s);
+		void end();
+		void saveToFile(const QString & fn);
+		
+		static Profiler & instance() {return inst;} 
+	};
+}
+#define KT_PROF_START(S) bt::Profiler::instance().start(S)
+#define KT_PROF_END()  bt::Profiler::instance().end()
+#else
+#define KT_PROF_START(S)
+#define KT_PROF_END()
+#endif
+
+#endif