| // Copyright 2019 The Chromium 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 NET_QUICHE_COMMON_PLATFORM_IMPL_QUICHE_ENDIAN_IMPL_H_ |
| #define NET_QUICHE_COMMON_PLATFORM_IMPL_QUICHE_ENDIAN_IMPL_H_ |
| |
| #include "base/sys_byteorder.h" |
| #include "build/build_config.h" |
| |
| namespace quiche { |
| |
| class QuicheEndianImpl { |
| public: |
| // Convert |x| from host order (can be either little or big endian depending |
| // on the platform) to network order (big endian). |
| static uint16_t HostToNet16(uint16_t x) { return base::HostToNet16(x); } |
| static uint32_t HostToNet32(uint32_t x) { return base::HostToNet32(x); } |
| static uint64_t HostToNet64(uint64_t x) { return base::HostToNet64(x); } |
| |
| // Convert |x| from network order (big endian) to host order (can be either |
| // little or big endian depending on the platform). |
| static uint16_t NetToHost16(uint16_t x) { return base::NetToHost16(x); } |
| static uint32_t NetToHost32(uint32_t x) { return base::NetToHost32(x); } |
| static uint64_t NetToHost64(uint64_t x) { return base::NetToHost64(x); } |
| |
| // Returns true if current host order is little endian. |
| static bool HostIsLittleEndian() { |
| #if defined(ARCH_CPU_LITTLE_ENDIAN) |
| return true; |
| #else |
| return false; |
| #endif |
| } |
| }; |
| |
| } // namespace quiche |
| |
| #endif // NET_QUICHE_COMMON_PLATFORM_IMPL_QUICHE_ENDIAN_IMPL_H_ |