-/*

- Legal Notice: Some portions of the source code contained in this file were

- derived from the source code of TrueCrypt 7.1a, which is

- Copyright (c) 2003-2012 TrueCrypt Developers Association and which is

- governed by the TrueCrypt License 3.0, also from the source code of

- Encryption for the Masses 2.02a, which is Copyright (c) 1998-2000 Paul Le Roux

- and which is governed by the 'License Agreement for Encryption for the Masses'

- Modifications and additions to the original source code (contained in this file)

- and all other portions of this file are Copyright (c) 2013-2016 IDRIX

- and are governed by the Apache License 2.0 the full text of which is

- contained in the file License.txt included in VeraCrypt binary and source

- code distribution packages. */

-

-#ifndef TC_ENDIAN_H

-#define TC_ENDIAN_H

-

-#include "Common/Tcdefs.h"

-

-#if defined(__cplusplus)

-extern "C"

-{

-#endif

-

-#ifdef _WIN32

-

-# ifndef LITTLE_ENDIAN

-# define LITTLE_ENDIAN 1234

-# endif

-# ifndef BYTE_ORDER

-# define BYTE_ORDER LITTLE_ENDIAN

-# endif

-

-#elif !defined(BYTE_ORDER)

-

-# ifdef TC_MACOSX

-# include <machine/endian.h>

-# elif defined (TC_BSD)

-# include <sys/endian.h>

-# elif defined (TC_SOLARIS)

-# include <sys/types.h>

-# define LITTLE_ENDIAN 1234

-# define BIG_ENDIAN 4321

-# ifdef _BIG_ENDIAN

-# define BYTE_ORDER BIG_ENDIAN

-# else

-# define BYTE_ORDER LITTLE_ENDIAN

-# endif

-# else

-# include <endian.h>

-# endif

-

-# ifndef BYTE_ORDER

-# ifndef __BYTE_ORDER

-# error Byte order cannot be determined (BYTE_ORDER undefined)

-# endif

-

-# define BYTE_ORDER __BYTE_ORDER

-# endif

-

-# ifndef LITTLE_ENDIAN

-# define LITTLE_ENDIAN __LITTLE_ENDIAN

-# endif

-

-# ifndef BIG_ENDIAN

-# define BIG_ENDIAN __BIG_ENDIAN

-# endif

-

-#endif // !BYTE_ORDER

-

-/* Macros to read and write 16, 32, and 64-bit quantities in a portable manner.

- These functions are implemented as macros rather than true functions as

- the need to adjust the memory pointers makes them somewhat painful to call

- in user code */

-

-#define mputInt64(memPtr,data) \

- *memPtr++ = ( unsigned char ) ( ( ( data ) >> 56 ) & 0xFF ), \

- *memPtr++ = ( unsigned char ) ( ( ( data ) >> 48 ) & 0xFF ), \

- *memPtr++ = ( unsigned char ) ( ( ( data ) >> 40 ) & 0xFF ), \

- *memPtr++ = ( unsigned char ) ( ( ( data ) >> 32 ) & 0xFF ), \

- *memPtr++ = ( unsigned char ) ( ( ( data ) >> 24 ) & 0xFF ), \

- *memPtr++ = ( unsigned char ) ( ( ( data ) >> 16 ) & 0xFF ), \

- *memPtr++ = ( unsigned char ) ( ( ( data ) >> 8 ) & 0xFF ), \

- *memPtr++ = ( unsigned char ) ( ( data ) & 0xFF )

-

-#define mputLong(memPtr,data) \

- *memPtr++ = ( unsigned char ) ( ( ( data ) >> 24 ) & 0xFF ), \

- *memPtr++ = ( unsigned char ) ( ( ( data ) >> 16 ) & 0xFF ), \

- *memPtr++ = ( unsigned char ) ( ( ( data ) >> 8 ) & 0xFF ), \

- *memPtr++ = ( unsigned char ) ( ( data ) & 0xFF )

-

-#define mputWord(memPtr,data) \

- *memPtr++ = ( unsigned char ) ( ( ( data ) >> 8 ) & 0xFF ), \

- *memPtr++ = ( unsigned char ) ( ( data ) & 0xFF )

-

-#define mputByte(memPtr,data) \

- *memPtr++ = ( unsigned char ) data

-

-#define mputBytes(memPtr,data,len) \

- memcpy (memPtr,data,len); \

- memPtr += len;

-

-#define mgetInt64(memPtr) \

- ( memPtr += 8, ( ( unsigned __int64 ) memPtr[ -8 ] << 56 ) | ( ( unsigned __int64 ) memPtr[ -7 ] << 48 ) | \

- ( ( unsigned __int64 ) memPtr[ -6 ] << 40 ) | ( ( unsigned __int64 ) memPtr[ -5 ] << 32 ) | \

- ( ( unsigned __int64 ) memPtr[ -4 ] << 24 ) | ( ( unsigned __int64 ) memPtr[ -3 ] << 16 ) | \

- ( ( unsigned __int64 ) memPtr[ -2 ] << 8 ) | ( unsigned __int64 ) memPtr[ -1 ] )

-

-#define mgetLong(memPtr) \

- ( memPtr += 4, ( ( unsigned __int32 ) memPtr[ -4 ] << 24 ) | ( ( unsigned __int32 ) memPtr[ -3 ] << 16 ) | \

- ( ( unsigned __int32 ) memPtr[ -2 ] << 8 ) | ( unsigned __int32 ) memPtr[ -1 ] )

-

-#define mgetWord(memPtr) \

- ( memPtr += 2, ((( unsigned short ) memPtr[ -2 ] << 8 ) | ( ( unsigned short ) memPtr[ -1 ] )) )

-

-#define mgetByte(memPtr) \

- ( ( unsigned char ) *memPtr++ )

-

-#if BYTE_ORDER == BIG_ENDIAN

-# define LE16(x) MirrorBytes16(x)

-# define LE32(x) MirrorBytes32(x)

-# define LE64(x) MirrorBytes64(x)

-#else

-# define LE16(x) (x)

-# define LE32(x) (x)

-# define LE64(x) (x)

-#endif

-

-#if BYTE_ORDER == LITTLE_ENDIAN

-# define BE16(x) MirrorBytes16(x)

-# define BE32(x) MirrorBytes32(x)

-# define BE64(x) MirrorBytes64(x)

-#else

-# define BE16(x) (x)

-# define BE32(x) (x)

-# define BE64(x) (x)

-#endif

-

-unsigned __int16 MirrorBytes16 (unsigned __int16 x);

-unsigned __int32 MirrorBytes32 (unsigned __int32 x);

-#ifndef TC_NO_COMPILER_INT64

-uint64 MirrorBytes64 (uint64 x);

-#endif

-void LongReverse ( unsigned __int32 *buffer , unsigned byteCount );

-

-#if defined(__cplusplus)

-}

-#endif

-

-#endif /* TC_ENDIAN_H */