struct.c File Reference

#include <assert.h>
#include <ctype.h>
#include <limits.h>
#include <string.h>
#include "lua.h"
#include "lauxlib.h"

Include dependency graph for struct.c:

Go to the source code of this file.

Classes
struct	cD
struct	Header
Defines
#define	BIG   0
#define	defaultoptions(h)   ((h)->endian = native.endian, (h)->align = 1)
#define	isp2(x)   ((x) > 0 && ((x) & ((x) - 1)) == 0)
#define	LITTLE   1
#define	MAXALIGN   (PADDING > sizeof(int) ? PADDING : sizeof(int))
#define	PADDING   (sizeof(struct cD) - sizeof(double))
Typedefs
typedef struct Header	Header
Functions
static int	b_pack (lua_State *L)
static int	b_size (lua_State *L)
static int	b_unpack (lua_State *L)
static int	b_unpack_table (lua_State *L)
static void	commoncases (lua_State *L, int opt, const char **fmt, Header *h)
static void	correctbytes (char *b, int size, int endian)
static lua_Number	getinteger (const char *buff, int endian, int issigned, int size)
static size_t	getnum (const char **fmt, size_t df)
static int	gettoalign (size_t len, Header *h, int opt, size_t size)
LUALIB_API int	luaopen_struct (lua_State *L)
static size_t	optsize (lua_State *L, char opt, const char **fmt)
static void	putinteger (lua_State *L, luaL_Buffer *b, int arg, int endian, int size)
Variables
union {
int   dummy
char   endian
}	native
static struct luaL_reg	thislib []

---

Define Documentation

#define BIG   0

Definition at line 53 of file struct.c.

#define defaultoptions

(

h

)

((h)->endian = native.endian, (h)->align = 1)

Definition at line 82 of file struct.c.

#define isp2

(

x

)

((x) > 0 && ((x) & ((x) - 1)) == 0)

Definition at line 39 of file struct.c.

#define LITTLE   1

Definition at line 54 of file struct.c.

#define MAXALIGN   (PADDING > sizeof(int) ? PADDING : sizeof(int))

Definition at line 49 of file struct.c.

#define PADDING   (sizeof(struct cD) - sizeof(double))

Definition at line 48 of file struct.c.

---

Typedef Documentation

typedef struct Header Header

---

Function Documentation

static int b_pack

(

lua_State *

L

)

[static]

Definition at line 167 of file struct.c.

static int b_size

(

lua_State *

L

)

[static]

Definition at line 249 of file struct.c.

static int b_unpack

(

lua_State *

L

)

[static]

Definition at line 328 of file struct.c.

static int b_unpack_table

(

lua_State *

L

)

[static]

Definition at line 394 of file struct.c.

static void commoncases	(	lua_State *	L,
		int	opt,
		const char **	fmt,
		Header *	h
	)			[static]

Definition at line 117 of file struct.c.

static void correctbytes	(	char *	b,
		int	size,
		int	endian
	)			[static]

Definition at line 155 of file struct.c.

static lua_Number getinteger	(	const char *	buff,
		int	endian,
		int	issigned,
		int	size
	)			[static]

Definition at line 225 of file struct.c.

static size_t getnum	(	const char **	fmt,
		size_t	df
	)			[static]

Definition at line 69 of file struct.c.

static int gettoalign	(	size_t	len,
		Header *	h,
		int	opt,
		size_t	size
	)			[static]

Definition at line 110 of file struct.c.

LUALIB_API int luaopen_struct

(

lua_State *

L

)

Definition at line 494 of file struct.c.

static size_t optsize	(	lua_State *	L,
		char	opt,
		const char **	fmt
	)			[static]

Definition at line 86 of file struct.c.

static void putinteger	(	lua_State *	L,
		luaL_Buffer *	b,
		int	arg,
		int	endian,
		int	size
	)			[static]

Definition at line 134 of file struct.c.

---

Variable Documentation

int dummy

Definition at line 58 of file struct.c.

char endian

Definition at line 59 of file struct.c.

union { ... } native [static]

struct luaL_reg thislib[] [static]

Initial value:

 {
  {"pack", b_pack},
  {"unpack", b_unpack},
  {"unpack_table", b_unpack_table},
  {"size", b_size},
  {NULL, NULL}
}

Definition at line 485 of file struct.c.