// Copyright (c) 2014, The Monero Project
// 
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
// 
// 1. Redistributions of source code must retain the above copyright notice, this list of
//    conditions and the following disclaimer.
// 
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
//    of conditions and the following disclaimer in the documentation and/or other
//    materials provided with the distribution.
// 
// 3. Neither the name of the copyright holder nor the names of its contributors may be
//    used to endorse or promote products derived from this software without specific
//    prior written permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// 
// Parts of this file are originally copyright (c) 2006-2013, Andrey N. Sabelnikov

#ifndef _PROFILE_TOOLS_H_
#define _PROFILE_TOOLS_H_

namespace epee
{

#ifdef ENABLE_PROFILING
#define PROFILE_FUNC(immortal_ptr_str) static profile_tools::local_call_account lcl_acc(immortal_ptr_str); \
	profile_tools::call_frame cf(lcl_acc);

#define PROFILE_FUNC_SECOND(immortal_ptr_str) static profile_tools::local_call_account lcl_acc2(immortal_ptr_str); \
	profile_tools::call_frame cf2(lcl_acc2);

#define PROFILE_FUNC_THIRD(immortal_ptr_str) static profile_tools::local_call_account lcl_acc3(immortal_ptr_str); \
	profile_tools::call_frame cf3(lcl_acc3);

#define PROFILE_FUNC_ACC(acc) \
	profile_tools::call_frame cf(acc);


#else
#define PROFILE_FUNC(immortal_ptr_str)
#define PROFILE_FUNC_SECOND(immortal_ptr_str)
#define PROFILE_FUNC_THIRD(immortal_ptr_str)
#endif

#define START_WAY_POINTS() uint64_t _____way_point_time = epee::misc_utils::get_tick_count();
#define WAY_POINT(name) {uint64_t delta = epee::misc_utils::get_tick_count()-_____way_point_time; LOG_PRINT("Way point " << name << ": " << delta, LOG_LEVEL_2);_____way_point_time = misc_utils::get_tick_count();}
#define WAY_POINT2(name, avrg_obj) {uint64_t delta = epee::misc_utils::get_tick_count()-_____way_point_time; avrg_obj.push(delta); LOG_PRINT("Way point " << name << ": " << delta, LOG_LEVEL_2);_____way_point_time = misc_utils::get_tick_count();}


#define TIME_MEASURE_START(var_name)    uint64_t var_name = epee::misc_utils::get_tick_count();
#define TIME_MEASURE_FINISH(var_name)   var_name = epee::misc_utils::get_tick_count() - var_name;

namespace profile_tools
{
	struct local_call_account
	{
		local_call_account(const char* pstr):m_count_of_call(0), m_summary_time_used(0),m_pname(pstr)
		{}
		~local_call_account()
		{
			LOG_PRINT2("profile_details.log", "PROFILE "<<m_pname<<":av_time:\t" << (m_count_of_call ? (m_summary_time_used/m_count_of_call):0) <<" sum_time:\t"<<m_summary_time_used<<" call_count:\t" << m_count_of_call, LOG_LEVEL_0);
		}

		size_t m_count_of_call;
		uint64_t m_summary_time_used;
		const char* m_pname;
	};
	
	struct call_frame
	{

		call_frame(local_call_account& cc):m_cc(cc)
		{
			cc.m_count_of_call++;
			m_call_time = boost::posix_time::microsec_clock::local_time();
			//::QueryPerformanceCounter((LARGE_INTEGER *)&m_call_time);
		}
		
		~call_frame()
		{
			//__int64 ret_time = 0;
			
			boost::posix_time::ptime now_t(boost::posix_time::microsec_clock::local_time());
			boost::posix_time::time_duration delta_microsec = now_t - m_call_time;
			uint64_t miliseconds_used = delta_microsec.total_microseconds();

			//::QueryPerformanceCounter((LARGE_INTEGER *)&ret_time);
			//m_call_time = (ret_time-m_call_time)/1000;
			m_cc.m_summary_time_used += miliseconds_used;
		}
		
	private:
		local_call_account& m_cc;
		boost::posix_time::ptime m_call_time;
	};
	

}
}


#endif //_PROFILE_TOOLS_H_