source: lib/byteswap.c @ 243bfd1

4.0.1-hotfixescachetimestampsdevelopdpdk-ndagetsilivendag_formatrc-4.0.1rc-4.0.2rc-4.0.3rc-4.0.4ringdecrementfixringperformanceringtimestampfixes
Last change on this file since 243bfd1 was ee6e802, checked in by Shane Alcock <salcock@…>, 5 years ago

Updated copyright blurb on all source files

In some cases, this meant adding copyright blurbs to files that
had never had them before.

  • Property mode set to 100644
File size: 1.4 KB
Line 
1/*
2 *
3 * Copyright (c) 2007-2016 The University of Waikato, Hamilton, New Zealand.
4 * All rights reserved.
5 *
6 * This file is part of libtrace.
7 *
8 * This code has been developed by the University of Waikato WAND
9 * research group. For further information please see http://www.wand.net.nz/
10 *
11 * libtrace is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU Lesser General Public License as published by
13 * the Free Software Foundation; either version 3 of the License, or
14 * (at your option) any later version.
15 *
16 * libtrace is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19 * GNU Lesser General Public License for more details.
20 *
21 * You should have received a copy of the GNU Lesser General Public License
22 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
23 *
24 *
25 */
26#include "lt_bswap.h"
27
28/* Byte swapping functions for various inttypes */
29uint64_t byteswap64(uint64_t num)
30{
31        return (byteswap32((num&0xFFFFFFFF00000000ULL)>>32))
32              |((uint64_t)byteswap32(num&0x00000000FFFFFFFFULL)<<32);
33}
34
35uint32_t byteswap32(uint32_t num)
36{
37        return ((num&0x000000FFU)<<24)
38                | ((num&0x0000FF00U)<<8)
39                | ((num&0x00FF0000U)>>8)
40                | ((num&0xFF000000U)>>24);
41}
42
43uint16_t byteswap16(uint16_t num)
44{
45        return ((num<<8)&0xFF00)|((num>>8)&0x00FF);
46}
47
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