Blame libfreerdp/utils/profiler.c

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/**
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 * FreeRDP: A Remote Desktop Protocol Implementation
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 * Profiler Utils
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 *
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 * Copyright 2011 Stephen Erisman
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 *
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 *
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 *     http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <freerdp/utils/profiler.h>
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#include <freerdp/log.h>
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#define TAG FREERDP_TAG("utils")
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struct _PROFILER
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{
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	char* name;
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	STOPWATCH* stopwatch;
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};
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PROFILER* profiler_create(const char* name)
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{
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	PROFILER* profiler = (PROFILER*) calloc(1, sizeof(PROFILER));
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	if (!profiler)
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		return NULL;
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	profiler->name = _strdup(name);
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	profiler->stopwatch = stopwatch_create();
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	if (!profiler->name || !profiler->stopwatch)
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		goto fail;
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	return profiler;
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fail:
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	profiler_free(profiler);
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	return NULL;
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}
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void profiler_free(PROFILER* profiler)
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{
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	if (profiler)
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	{
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		free(profiler->name);
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		stopwatch_free(profiler->stopwatch);
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	}
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	free(profiler);
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}
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void profiler_enter(PROFILER* profiler)
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{
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	stopwatch_start(profiler->stopwatch);
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}
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void profiler_exit(PROFILER* profiler)
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{
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	stopwatch_stop(profiler->stopwatch);
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}
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void profiler_print_header(void)
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{
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	WLog_INFO(TAG, "-------------------------------+------------+-------------+-----------+-------");
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	WLog_INFO(TAG, "PROFILER NAME                  |      COUNT |       TOTAL |       AVG |    IPS");
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	WLog_INFO(TAG, "-------------------------------+------------+-------------+-----------+-------");
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}
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void profiler_print(PROFILER* profiler)
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{
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	double s = stopwatch_get_elapsed_time_in_seconds(profiler->stopwatch);
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	double avg = profiler->stopwatch->count == 0 ? 0 : s / profiler->stopwatch->count;
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	WLog_INFO(TAG, "%-30s | %10u | %10.4fs | %8.6fs | %6.0f",
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	          profiler->name, profiler->stopwatch->count, s, avg, profiler->stopwatch->count / s);
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}
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void profiler_print_footer(void)
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{
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	WLog_INFO(TAG, "-------------------------------+------------+-------------+-----------+-------");
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}