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git.zerfleddert.de Git - proxmark3-svn/blob - client/hid-flasher/proxendian.h
1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2010 Hector Martin "marcan" <marcan@marcansoft.com>
4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
5 // at your option, any later version. See the LICENSE.txt file for the text of
7 //-----------------------------------------------------------------------------
8 // Endianness convenience functions
9 //-----------------------------------------------------------------------------
11 #ifndef PROXENDIAN_H__
12 #define PROXENDIAN_H__
17 # define HOST_LITTLE_ENDIAN
19 # include <sys/types.h>
21 # if !defined(BYTE_ORDER) || (BYTE_ORDER != LITTLE_ENDIAN && BYTE_ORDER != BIG_ENDIAN)
22 # error Define BYTE_ORDER to be equal to either LITTLE_ENDIAN or BIG_ENDIAN
25 # if BYTE_ORDER == LITTLE_ENDIAN
26 # define HOST_LITTLE_ENDIAN
30 #ifdef HOST_LITTLE_ENDIAN
35 static inline uint16_t le16(uint16_t v
)
37 return (v
>>8) | (v
<<8);
40 static inline uint32_t le32(uint32_t v
)
42 return (le16(v
)<<16) | (le16(v
>>16));
44 #endif // HOST_LITTLE_ENDIAN
46 #endif // PROXENDIAN_H__