| /* |
| * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #ifndef OS_CPU_BSD_ZERO_VM_BYTES_BSD_ZERO_INLINE_HPP |
| #define OS_CPU_BSD_ZERO_VM_BYTES_BSD_ZERO_INLINE_HPP |
| |
| // Efficient swapping of data bytes from Java byte |
| // ordering to native byte ordering and vice versa. |
| |
| #ifdef __APPLE__ |
| # include <libkern/OSByteOrder.h> |
| #else |
| # include <sys/endian.h> |
| #endif |
| |
| #if defined(__APPLE__) |
| # define bswap_16(x) OSSwapInt16(x) |
| # define bswap_32(x) OSSwapInt32(x) |
| # define bswap_64(x) OSSwapInt64(x) |
| #elif defined(__OpenBSD__) |
| # define bswap_16(x) swap16(x) |
| # define bswap_32(x) swap32(x) |
| # define bswap_64(x) swap64(x) |
| #elif defined(__NetBSD__) |
| # define bswap_16(x) bswap16(x) |
| # define bswap_32(x) bswap32(x) |
| # define bswap_64(x) bswap64(x) |
| #else |
| # define bswap_16(x) __bswap16(x) |
| # define bswap_32(x) __bswap32(x) |
| # define bswap_64(x) __bswap64(x) |
| #endif |
| |
| inline u2 Bytes::swap_u2(u2 x) { |
| return bswap_16(x); |
| } |
| |
| inline u4 Bytes::swap_u4(u4 x) { |
| return bswap_32(x); |
| } |
| |
| inline u8 Bytes::swap_u8(u8 x) { |
| return bswap_64(x); |
| } |
| |
| #endif // OS_CPU_BSD_ZERO_VM_BYTES_BSD_ZERO_INLINE_HPP |
