| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| /** |
| * @author Alexey V. Varlamov |
| */ |
| |
| #include <sys/time.h> |
| #include "port_timer.h" |
| |
| static apr_nanotimer_t initNanoTime() { |
| struct timeval tv; |
| struct timezone tz; |
| |
| gettimeofday(&tv, &tz); |
| return (apr_nanotimer_t)tv.tv_sec; |
| } |
| |
| |
| APR_DECLARE(apr_nanotimer_t) port_nanotimer() |
| { |
| static apr_nanotimer_t init_sec = 0; |
| struct timeval tv; |
| struct timezone tz; |
| if (!init_sec) { |
| init_sec = initNanoTime(); |
| } |
| |
| gettimeofday(&tv, &tz); |
| |
| return (apr_nanotimer_t) |
| (((apr_nanotimer_t)tv.tv_sec - init_sec) * 1E9 + (apr_nanotimer_t)tv.tv_usec * 1E3); |
| } |