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/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Stopwatch Utils
*
* Copyright 2011 Stephen Erisman
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <freerdp/config.h>
#include <stdio.h>
#include <stdlib.h>
#include <winpr/sysinfo.h>
#include <freerdp/utils/stopwatch.h>
static void stopwatch_set_time(UINT64* usecs)
{
const UINT64 ns = winpr_GetTickCount64NS();
*usecs = WINPR_TIME_NS_TO_US(ns);
}
STOPWATCH* stopwatch_create(void)
{
STOPWATCH* sw = (STOPWATCH*)calloc(1, sizeof(STOPWATCH));
if (!sw)
return NULL;
stopwatch_reset(sw);
return sw;
}
void stopwatch_free(STOPWATCH* stopwatch)
{
free(stopwatch);
}
void stopwatch_start(STOPWATCH* stopwatch)
{
stopwatch_set_time(&stopwatch->start);
stopwatch->count++;
}
void stopwatch_stop(STOPWATCH* stopwatch)
{
stopwatch_set_time(&stopwatch->end);
stopwatch->elapsed += (stopwatch->end - stopwatch->start);
}
void stopwatch_reset(STOPWATCH* stopwatch)
{
stopwatch->start = 0;
stopwatch->end = 0;
stopwatch->elapsed = 0;
stopwatch->count = 0;
}
double stopwatch_get_elapsed_time_in_seconds(STOPWATCH* stopwatch)
{
return (stopwatch->elapsed / 1000000.0);
}
void stopwatch_get_elapsed_time_in_useconds(STOPWATCH* stopwatch, UINT32* sec, UINT32* usec)
{
*sec = (UINT32)stopwatch->elapsed / 1000000;
*usec = (UINT32)stopwatch->elapsed % 1000000;
}
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