forked from xboot/xfel
/
x.h
103 lines (91 loc) · 2.92 KB
/
x.h
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#ifndef __X_H__
#define __X_H__
#ifdef __cplusplus
extern "C" {
#endif
#if (defined(_WIN16) || defined(_WIN32) || defined(_WIN64)) && !defined(__WINDOWS__)
# define __WINDOWS__
#endif
#if defined(__linux__) || defined(__CYGWIN__)
# include <endian.h>
#elif defined(__MACH__)
# include <sys/types.h>
#elif defined(__OpenBSD__) || defined(__NetBSD__) || defined(__FreeBSD__) || defined(__DragonFly__)
# include <sys/endian.h>
#elif defined(__WINDOWS__)
# include <winsock2.h>
# include <sys/param.h>
# include <sys/time.h>
#else
# error "platform not supported!"
#endif
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <ctype.h>
#include <assert.h>
#include <unistd.h>
#include <libusb.h>
static inline uint16_t __swab16(uint16_t x)
{
return ( (x<<8) | (x>>8) );
}
static inline uint32_t __swab32(uint32_t x)
{
return ( (x<<24) | (x>>24) | \
((x & (uint32_t)0x0000ff00UL)<<8) | \
((x & (uint32_t)0x00ff0000UL)>>8) );
}
static inline uint64_t __swab64(uint64_t x)
{
return ( (x<<56) | (x>>56) | \
((x & (uint64_t)0x000000000000ff00ULL)<<40) | \
((x & (uint64_t)0x0000000000ff0000ULL)<<24) | \
((x & (uint64_t)0x00000000ff000000ULL)<< 8) | \
((x & (uint64_t)0x000000ff00000000ULL)>> 8) | \
((x & (uint64_t)0x0000ff0000000000ULL)>>24) | \
((x & (uint64_t)0x00ff000000000000ULL)>>40) );
}
static inline uint32_t __swahw32(uint32_t x)
{
return ( ((x & (uint32_t)0x0000ffffUL)<<16) | ((x & (uint32_t)0xffff0000UL)>>16) );
}
static inline uint32_t __swahb32(uint32_t x)
{
return ( ((x & (uint32_t)0x00ff00ffUL)<<8) | ((x & (uint32_t)0xff00ff00UL)>>8) );
}
#if BYTE_ORDER == BIG_ENDIAN
#define cpu_to_le64(x) (__swab64((uint64_t)(x)))
#define le64_to_cpu(x) (__swab64((uint64_t)(x)))
#define cpu_to_le32(x) (__swab32((uint32_t)(x)))
#define le32_to_cpu(x) (__swab32((uint32_t)(x)))
#define cpu_to_le16(x) (__swab16((uint16_t)(x)))
#define le16_to_cpu(x) (__swab16((uint16_t)(x)))
#define cpu_to_be64(x) ((uint64_t)(x))
#define be64_to_cpu(x) ((uint64_t)(x))
#define cpu_to_be32(x) ((uint32_t)(x))
#define be32_to_cpu(x) ((uint32_t)(x))
#define cpu_to_be16(x) ((uint16_t)(x))
#define be16_to_cpu(x) ((uint16_t)(x))
#else
#define cpu_to_le64(x) ((uint64_t)(x))
#define le64_to_cpu(x) ((uint64_t)(x))
#define cpu_to_le32(x) ((uint32_t)(x))
#define le32_to_cpu(x) ((uint32_t)(x))
#define cpu_to_le16(x) ((uint16_t)(x))
#define le16_to_cpu(x) ((uint16_t)(x))
#define cpu_to_be64(x) (__swab64((uint64_t)(x)))
#define be64_to_cpu(x) (__swab64((uint64_t)(x)))
#define cpu_to_be32(x) (__swab32((uint32_t)(x)))
#define be32_to_cpu(x) (__swab32((uint32_t)(x)))
#define cpu_to_be16(x) (__swab16((uint16_t)(x)))
#define be16_to_cpu(x) (__swab16((uint16_t)(x)))
#endif
#define ARRAY_SIZE(array) (sizeof(array) / sizeof((array)[0]))
#define X(...) ("" #__VA_ARGS__ "")
#ifdef __cplusplus
}
#endif
#endif /* __X_H__ */