tools include: Add byte-swapping macros to kernel.h

#include <stddef.h>

#include <assert.h>

#include <linux/compiler.h>

#include <endian.h>

#include <byteswap.h>

#ifndef UINT_MAX

#define UINT_MAX	(~0U)

#endif

#endif

/*

 * Both need more care to handle endianness

 * (Don't use bitmap_copy_le() for now)

 */

#define cpu_to_le64(x)	(x)

#define cpu_to_le32(x)	(x)

#if __BYTE_ORDER == __BIG_ENDIAN

#define cpu_to_le16 bswap_16

#define cpu_to_le32 bswap_32

#define cpu_to_le64 bswap_64

#define le16_to_cpu bswap_16

#define le32_to_cpu bswap_32

#define le64_to_cpu bswap_64

#define cpu_to_be16

#define cpu_to_be32

#define cpu_to_be64

#define be16_to_cpu

#define be32_to_cpu

#define be64_to_cpu

#else

#define cpu_to_le16

#define cpu_to_le32

#define cpu_to_le64

#define le16_to_cpu

#define le32_to_cpu

#define le64_to_cpu

#define cpu_to_be16 bswap_16

#define cpu_to_be32 bswap_32

#define cpu_to_be64 bswap_64

#define be16_to_cpu bswap_16

#define be32_to_cpu bswap_32

#define be64_to_cpu bswap_64

#endif

int vscnprintf(char *buf, size_t size, const char *fmt, va_list args);

int scnprintf(char * buf, size_t size, const char * fmt, ...);