libc/src/network/ntohs.cpp

   1 //===-- Implementation of ntohs function ----------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "src/network/ntohs.h"
  10 #include "src/__support/common.h"
  11 #include "src/__support/endian_internal.h"
  12 #include "src/__support/macros/config.h"
  13
  14 namespace LIBC_NAMESPACE_DECL {
  15
  16 LLVM_LIBC_FUNCTION(uint16_t, ntohs, (uint16_t netshort)) {
  17   if constexpr (Endian::IS_LITTLE)
  18     return __builtin_bswap16(netshort);
  19   else
  20     return netshort;
  21 }
  22
  23 } // namespace LIBC_NAMESPACE_DECL