kumarashishg | 826308d | 2023-06-23 13:21:22 +0000 | [diff] [blame] | 1 | // Copyright 2019 The PDFium Authors |
Haibo Huang | 49cc930 | 2020-04-27 16:14:24 -0700 | [diff] [blame] | 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #ifndef CORE_FXCRT_BYTEORDER_H_ |
| 6 | #define CORE_FXCRT_BYTEORDER_H_ |
| 7 | |
| 8 | #include "build/build_config.h" |
| 9 | #include "third_party/base/sys_byteorder.h" |
| 10 | |
| 11 | namespace fxcrt { |
| 12 | |
| 13 | // Converts the bytes in |x| from host order (endianness) to little endian, and |
| 14 | // returns the result. |
| 15 | inline uint16_t ByteSwapToLE16(uint16_t x) { |
| 16 | return pdfium::base::ByteSwapToLE16(x); |
| 17 | } |
| 18 | |
| 19 | inline uint32_t ByteSwapToLE32(uint32_t x) { |
| 20 | return pdfium::base::ByteSwapToLE32(x); |
| 21 | } |
| 22 | |
| 23 | // Converts the bytes in |x| from host order (endianness) to big endian, and |
| 24 | // returns the result. |
| 25 | inline uint16_t ByteSwapToBE16(uint16_t x) { |
| 26 | #if defined(ARCH_CPU_LITTLE_ENDIAN) |
| 27 | return pdfium::base::ByteSwap(x); |
| 28 | #else |
| 29 | return x; |
| 30 | #endif |
| 31 | } |
| 32 | |
| 33 | inline uint32_t ByteSwapToBE32(uint32_t x) { |
| 34 | #if defined(ARCH_CPU_LITTLE_ENDIAN) |
| 35 | return pdfium::base::ByteSwap(x); |
| 36 | #else |
| 37 | return x; |
| 38 | #endif |
| 39 | } |
| 40 | |
| 41 | } // namespace fxcrt |
| 42 | |
| 43 | #endif // CORE_FXCRT_BYTEORDER_H_ |