Ali Bahar | 0e54f60 | 2011-08-23 13:53:37 +0800 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of version 2 of the GNU General Public License as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 12 | * more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License along with |
| 15 | * this program; if not, write to the Free Software Foundation, Inc., |
| 16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA |
| 17 | * |
Ali Bahar | b4f6209 | 2011-08-23 13:53:38 +0800 | [diff] [blame] | 18 | * Modifications for inclusion into the Linux staging tree are |
| 19 | * Copyright(c) 2010 Larry Finger. All rights reserved. |
| 20 | * |
| 21 | * Contact information: |
| 22 | * WLAN FAE <wlanfae@realtek.com> |
| 23 | * Larry Finger <Larry.Finger@lwfinger.net> |
Ali Bahar | 0e54f60 | 2011-08-23 13:53:37 +0800 | [diff] [blame] | 24 | * |
| 25 | ******************************************************************************/ |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 26 | #ifndef _LINUX_BYTEORDER_SWAB_H |
| 27 | #define _LINUX_BYTEORDER_SWAB_H |
| 28 | |
| 29 | #ifndef __u16 |
| 30 | #define __u16 unsigned short |
| 31 | #endif |
| 32 | |
| 33 | #ifndef __u32 |
| 34 | #define __u32 unsigned int |
| 35 | #endif |
| 36 | |
| 37 | #ifndef __u8 |
| 38 | #define __u8 unsigned char |
| 39 | #endif |
| 40 | |
| 41 | #ifndef __u64 |
| 42 | #define __u64 unsigned long long |
| 43 | #endif |
| 44 | |
| 45 | |
| 46 | static inline __u16 ___swab16(__u16 x) |
| 47 | { |
| 48 | __u16 __x = x; |
| 49 | return (__u16)( |
| 50 | (((__u16)(__x) & (__u16)0x00ffU) << 8) | |
| 51 | (((__u16)(__x) & (__u16)0xff00U) >> 8)); |
| 52 | |
| 53 | } |
| 54 | |
| 55 | static inline __u32 ___swab32(__u32 x) |
| 56 | { |
| 57 | __u32 __x = (x); |
| 58 | return (__u32)( |
| 59 | (((__u32)(__x) & (__u32)0x000000ffUL) << 24) | |
| 60 | (((__u32)(__x) & (__u32)0x0000ff00UL) << 8) | |
| 61 | (((__u32)(__x) & (__u32)0x00ff0000UL) >> 8) | |
| 62 | (((__u32)(__x) & (__u32)0xff000000UL) >> 24)); |
| 63 | } |
| 64 | |
| 65 | static inline __u64 ___swab64(__u64 x) |
| 66 | { |
| 67 | __u64 __x = (x); |
| 68 | |
| 69 | return (__u64)( \ |
| 70 | (__u64)(((__u64)(__x) & (__u64)0x00000000000000ffULL) << 56) | \ |
| 71 | (__u64)(((__u64)(__x) & (__u64)0x000000000000ff00ULL) << 40) | \ |
| 72 | (__u64)(((__u64)(__x) & (__u64)0x0000000000ff0000ULL) << 24) | \ |
| 73 | (__u64)(((__u64)(__x) & (__u64)0x00000000ff000000ULL) << 8) | \ |
| 74 | (__u64)(((__u64)(__x) & (__u64)0x000000ff00000000ULL) >> 8) | \ |
| 75 | (__u64)(((__u64)(__x) & (__u64)0x0000ff0000000000ULL) >> 24) | \ |
| 76 | (__u64)(((__u64)(__x) & (__u64)0x00ff000000000000ULL) >> 40) | \ |
| 77 | (__u64)(((__u64)(__x) & (__u64)0xff00000000000000ULL) >> 56)); |
| 78 | } |
| 79 | |
| 80 | #ifndef __arch__swab16 |
| 81 | static inline __u16 __arch__swab16(__u16 x) |
| 82 | { |
| 83 | return ___swab16(x); |
| 84 | } |
| 85 | |
| 86 | #endif |
| 87 | |
| 88 | #ifndef __arch__swab32 |
| 89 | static inline __u32 __arch__swab32(__u32 x) |
| 90 | { |
| 91 | __u32 __tmp = (x) ; |
| 92 | return ___swab32(__tmp); |
| 93 | } |
| 94 | #endif |
| 95 | |
| 96 | #ifndef __arch__swab64 |
| 97 | |
| 98 | static inline __u64 __arch__swab64(__u64 x) |
| 99 | { |
| 100 | __u64 __tmp = (x) ; |
| 101 | return ___swab64(__tmp); |
| 102 | } |
| 103 | |
| 104 | |
| 105 | #endif |
| 106 | |
| 107 | #define __swab16(x) __fswab16(x) |
| 108 | #define __swab32(x) __fswab32(x) |
| 109 | #define __swab64(x) __fswab64(x) |
| 110 | |
| 111 | static inline const __u16 __fswab16(__u16 x) |
| 112 | { |
| 113 | return __arch__swab16(x); |
| 114 | } |
| 115 | static inline const __u32 __fswab32(__u32 x) |
| 116 | { |
| 117 | return __arch__swab32(x); |
| 118 | } |
| 119 | |
| 120 | #define swab16 __swab16 |
| 121 | #define swab32 __swab32 |
| 122 | #define swab64 __swab64 |
| 123 | #define swab16p __swab16p |
| 124 | #define swab32p __swab32p |
| 125 | #define swab64p __swab64p |
| 126 | #define swab16s __swab16s |
| 127 | #define swab32s __swab32s |
| 128 | #define swab64s __swab64s |
| 129 | |
| 130 | #endif /* _LINUX_BYTEORDER_SWAB_H */ |
| 131 | |