| // |
| // Copyright 2017 The ANGLE Project Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| // |
| // sys_byteorder.h: Compatiblity hacks for importing Chromium's base/SHA1. |
| |
| #ifndef ANGLEBASE_SYS_BYTEORDER_H_ |
| #define ANGLEBASE_SYS_BYTEORDER_H_ |
| |
| namespace angle |
| { |
| |
| namespace base |
| { |
| |
| // Returns a value with all bytes in |x| swapped, i.e. reverses the endianness. |
| inline uint16_t ByteSwap(uint16_t x) |
| { |
| #if defined(_MSC_VER) |
| return _byteswap_ushort(x); |
| #else |
| return __builtin_bswap16(x); |
| #endif |
| } |
| |
| inline uint32_t ByteSwap(uint32_t x) |
| { |
| #if defined(_MSC_VER) |
| return _byteswap_ulong(x); |
| #else |
| return __builtin_bswap32(x); |
| #endif |
| } |
| |
| inline uint64_t ByteSwap(uint64_t x) |
| { |
| #if defined(_MSC_VER) |
| return _byteswap_uint64(x); |
| #else |
| return __builtin_bswap64(x); |
| #endif |
| } |
| |
| } // namespace base |
| |
| } // namespace angle |
| |
| #endif // ANGLEBASE_SYS_BYTEORDER_H_ |
