// elfcpp_swap.h -- Handle swapping for elfcpp -*- C++ -*-
-// Copyright (C) 2006-2020 Free Software Foundation, Inc.
+// Copyright (C) 2006-2022 Free Software Foundation, Inc.
// Written by Ian Lance Taylor <iant@google.com>.
// This file is part of elfcpp.
#ifdef HAVE_BYTESWAP_H
#include <byteswap.h>
-#else
+#endif // defined(HAVE_BYTESWAP_H)
+
// Provide our own versions of the byteswap functions.
-inline uint16_t
+#if !HAVE_DECL_BSWAP_16
+static inline uint16_t
bswap_16(uint16_t v)
{
return ((v >> 8) & 0xff) | ((v & 0xff) << 8);
}
+#endif // !HAVE_DECL_BSWAP16
-inline uint32_t
+#if !HAVE_DECL_BSWAP_32
+static inline uint32_t
bswap_32(uint32_t v)
{
return ( ((v & 0xff000000) >> 24)
| ((v & 0x0000ff00) << 8)
| ((v & 0x000000ff) << 24));
}
+#endif // !HAVE_DECL_BSWAP32
-inline uint64_t
+#if !HAVE_DECL_BSWAP_64
+static inline uint64_t
bswap_64(uint64_t v)
{
return ( ((v & 0xff00000000000000ULL) >> 56)
| ((v & 0x000000000000ff00ULL) << 40)
| ((v & 0x00000000000000ffULL) << 56));
}
-#endif // !defined(HAVE_BYTESWAP_H)
+#endif // !HAVE_DECL_BSWAP64
// gcc 4.3 and later provides __builtin_bswap32 and __builtin_bswap64.