73 lines
1.9 KiB
C
73 lines
1.9 KiB
C
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. 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,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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#include "config.h"
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#include "guacamole/timestamp.h"
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#include <sys/time.h>
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#if defined(HAVE_CLOCK_GETTIME) || defined(HAVE_NANOSLEEP)
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#include <time.h>
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#endif
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guac_timestamp guac_timestamp_current() {
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#ifdef HAVE_CLOCK_GETTIME
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struct timespec current;
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/* Get current time, monotonically increasing */
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#ifdef CLOCK_MONOTONIC
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clock_gettime(CLOCK_MONOTONIC, ¤t);
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#else
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clock_gettime(CLOCK_REALTIME, ¤t);
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#endif
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/* Calculate milliseconds */
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return (guac_timestamp) current.tv_sec * 1000 + current.tv_nsec / 1000000;
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#else
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struct timeval current;
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/* Get current time */
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gettimeofday(¤t, NULL);
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/* Calculate milliseconds */
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return (guac_timestamp) current.tv_sec * 1000 + current.tv_usec / 1000;
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#endif
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}
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void guac_timestamp_msleep(int duration) {
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/* Split milliseconds into equivalent seconds + nanoseconds */
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struct timespec sleep_period = {
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.tv_sec = duration / 1000,
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.tv_nsec = (duration % 1000) * 1000000
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};
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/* Sleep for specified interval */
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nanosleep(&sleep_period, NULL);
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}
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