| // Copyright 2019 The PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CORE_FXCRT_BYTEORDER_H_ |
| #define CORE_FXCRT_BYTEORDER_H_ |
| |
| #include "build/build_config.h" |
| #include "third_party/base/sys_byteorder.h" |
| |
| namespace fxcrt { |
| |
| // Converts the bytes in |x| from host order (endianness) to little endian, and |
| // returns the result. |
| inline uint16_t ByteSwapToLE16(uint16_t x) { |
| return pdfium::base::ByteSwapToLE16(x); |
| } |
| |
| inline uint32_t ByteSwapToLE32(uint32_t x) { |
| return pdfium::base::ByteSwapToLE32(x); |
| } |
| |
| // Converts the bytes in |x| from host order (endianness) to big endian, and |
| // returns the result. |
| inline uint16_t ByteSwapToBE16(uint16_t x) { |
| #if defined(ARCH_CPU_LITTLE_ENDIAN) |
| return pdfium::base::ByteSwap(x); |
| #else |
| return x; |
| #endif |
| } |
| |
| inline uint32_t ByteSwapToBE32(uint32_t x) { |
| #if defined(ARCH_CPU_LITTLE_ENDIAN) |
| return pdfium::base::ByteSwap(x); |
| #else |
| return x; |
| #endif |
| } |
| |
| } // namespace fxcrt |
| |
| #endif // CORE_FXCRT_BYTEORDER_H_ |