shapefil_private.h File Reference

#include "shapefil.h"
#include <stdint.h>
#include <stdlib.h>

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Macros
#define	STATIC_CAST(type, x)   ((type)(x))
#define	REINTERPRET_CAST(type, x)   ((type)(x))
#define	CONST_CAST(type, x)   ((type)(x))
#define	SHPLIB_NULLPTR   NULL
#define	_SHP_SWAP32(x)
#define	_SHP_SWAP64(x)
#define	SHP_SWAP32(p)
#define	SHP_SWAP64(p)
#define	SHP_SWAPDOUBLE(x)
#define	SHP_SWAPDOUBLE_CPY(dst, src)

Macro Definition Documentation

_SHP_SWAP32

#define _SHP_SWAP32

(

x

)

Value:

    STATIC_CAST(uint32_t,                                             \
                ((STATIC_CAST(uint32_t, x) & 0x000000ffU) << 24) |    \
                    ((STATIC_CAST(uint32_t, x) & 0x0000ff00U) << 8) | \
                    ((STATIC_CAST(uint32_t, x) & 0x00ff0000U) >> 8) | \
                    ((STATIC_CAST(uint32_t, x) & 0xff000000U) >> 24))

Definition at line 75 of file shapefil_private.h.

_SHP_SWAP64

#define _SHP_SWAP64

(

x

)

Value:

    ((STATIC_CAST(uint64_t, _SHP_SWAP32(STATIC_CAST(uint32_t, x))) << 32) | \
     (STATIC_CAST(uint64_t, _SHP_SWAP32(STATIC_CAST(                        \
                                uint32_t, STATIC_CAST(uint64_t, x) >> 32)))))

Definition at line 81 of file shapefil_private.h.

CONST_CAST

#define CONST_CAST	(		type,
			x
	)		((type)(x))

Definition at line 27 of file shapefil_private.h.

REINTERPRET_CAST

#define REINTERPRET_CAST	(		type,
			x
	)		((type)(x))

Definition at line 26 of file shapefil_private.h.

SHP_SWAP32

#define SHP_SWAP32

(

p

)

Value:

    *REINTERPRET_CAST(uint32_t *, p) = \
        _SHP_SWAP32(*REINTERPRET_CAST(uint32_t *, p))

Definition at line 89 of file shapefil_private.h.

SHP_SWAP64

#define SHP_SWAP64

(

p

)

Value:

    *REINTERPRET_CAST(uint64_t *, p) = \
        _SHP_SWAP64(*REINTERPRET_CAST(uint64_t *, p))

Definition at line 93 of file shapefil_private.h.

SHP_SWAPDOUBLE

#define SHP_SWAPDOUBLE

(

x

)

Value:

    do {                          \
        uint64_t _n64;            \
        void *_lx = x;            \
        memcpy(&_n64, _lx, 8);    \
        _n64 = _SHP_SWAP64(_n64); \
        memcpy(_lx, &_n64, 8);    \
    } while (0)

Definition at line 97 of file shapefil_private.h.

SHP_SWAPDOUBLE_CPY

#define SHP_SWAPDOUBLE_CPY	(		dst,
			src
	)

Value:

    do {                             \
        uint64_t _n64;               \
        const void *_ls = src;       \
        void *_ld = dst;             \
        memcpy(&_n64, _ls, 8);       \
        _n64 = _SHP_SWAP64(_n64);    \
        memcpy(_ld, &_n64, 8);       \
    } while (0)

Definition at line 106 of file shapefil_private.h.

SHPLIB_NULLPTR

#define SHPLIB_NULLPTR   NULL

Definition at line 28 of file shapefil_private.h.

STATIC_CAST

#define STATIC_CAST	(		type,
			x
	)		((type)(x))

Definition at line 25 of file shapefil_private.h.