1/*
2 * Copyright 2013, The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef ELFUTILS_BYTESWAP_H
18#define ELFUTILS_BYTESWAP_H
19
20static inline unsigned short bswap_16(unsigned short val)
21{
22        return ((val & 0xff) << 8) | ((val >> 8) & 0xff);
23}
24
25static inline unsigned long bswap_32(unsigned long val)
26{
27        return bswap_16((unsigned short)val) << 16 |
28               bswap_16((unsigned short)(val >> 16));
29}
30
31static inline unsigned long long bswap_64(unsigned long long val)
32{
33        return ((((unsigned long long)bswap_32(val)) << 32) |
34                (((unsigned long long)bswap_32(val >> 32)) & 0xffffffffULL));
35}
36
37#endif /* ELFUTILS_BYTESWAP_H */
38