98e75f2d |
1 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * |
2 | * Copyright (C) 2011 yongzh (freeman.yong@gmail.com) * |
3 | * * |
4 | * This program is free software; you can redistribute it and/or modify * |
5 | * it under the terms of the GNU General Public License as published by * |
6 | * the Free Software Foundation; either version 2 of the License, or * |
7 | * (at your option) any later version. * |
8 | * * |
9 | * This program is distributed in the hope that it will be useful, * |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
12 | * GNU General Public License for more details. * |
13 | * * |
14 | * You should have received a copy of the GNU General Public License * |
15 | * along with this program; if not, write to the * |
16 | * Free Software Foundation, Inc., * |
17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * |
18 | * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ |
19 | |
20 | #include <time.h> |
21 | |
22 | static struct timespec startTicks; |
23 | |
24 | void ticksInitialize() |
25 | { |
26 | clock_gettime(CLOCK_MONOTONIC, &startTicks); |
27 | } |
28 | |
29 | unsigned int ticksGetTicks() |
30 | { |
31 | struct timespec now; |
32 | clock_gettime(CLOCK_MONOTONIC, &now); |
33 | return (now.tv_sec - startTicks.tv_sec) * 1000 + |
34 | (now.tv_nsec - startTicks.tv_nsec) / 1000000; |
35 | } |