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Diffstat (limited to 'c/src/lib/libbsp/arm/nds/libfat/source/bit_ops.h')
| -rw-r--r-- | c/src/lib/libbsp/arm/nds/libfat/source/bit_ops.h | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/c/src/lib/libbsp/arm/nds/libfat/source/bit_ops.h b/c/src/lib/libbsp/arm/nds/libfat/source/bit_ops.h deleted file mode 100644 index 1bc0ab7538..0000000000 --- a/c/src/lib/libbsp/arm/nds/libfat/source/bit_ops.h +++ /dev/null @@ -1,58 +0,0 @@ -/* - bit_ops.h - Functions for dealing with conversion of data between types - - Copyright (c) 2006 Michael "Chishm" Chisholm - - Redistribution and use in source and binary forms, with or without modification, - are permitted provided that the following conditions are met: - - 1. Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - 2. Redistributions in binary form must reproduce the above copyright notice, - this list of conditions and the following disclaimer in the documentation and/or - other materials provided with the distribution. - 3. The name of the author may not be used to endorse or promote products derived - from this software without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED - WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY - AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE - LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, - EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - - 2006-07-11 - Chishm - * Original release -*/ - -#ifndef _BIT_OPS_H -#define _BIT_OPS_H - -/*----------------------------------------------------------------- -Functions to deal with little endian values stored in u8 arrays ------------------------------------------------------------------*/ -static inline u16 u8array_to_u16 (const u8* item, int offset) { - return ( item[offset] | (item[offset + 1] << 8)); -} - -static inline u32 u8array_to_u32 (const u8* item, int offset) { - return ( item[offset] | (item[offset + 1] << 8) | (item[offset + 2] << 16) | (item[offset + 3] << 24)); -} - -static inline void u16_to_u8array (u8* item, int offset, u16 value) { - item[offset] = (u8)value; - item[offset + 1] = (u8)(value >> 8); -} - -static inline void u32_to_u8array (u8* item, int offset, u32 value) { - item[offset] = (u8)value; - item[offset + 1] = (u8)(value >> 8); - item[offset + 2] = (u8)(value >> 16); - item[offset + 3] = (u8)(value >> 24); -} - -#endif // _BIT_OPS_H |