lzio.h File Reference

#include <lua/lua.h>
#include <lua/lmem.h>

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Data Structures
struct	Mbuffer
struct	Zio
Defines
#define	EOZ   (-1)
#define	char2int(c)   cast(int, cast(unsigned char, (c)))
#define	zgetc(z)   (((z)->n--)>0 ? char2int(*(z)->p++) : luaZ_fill(z))
#define	luaZ_initbuffer(L, buff)   ((buff)->buffer = NULL, (buff)->buffsize = 0)
#define	luaZ_buffer(buff)   ((buff)->buffer)
#define	luaZ_sizebuffer(buff)   ((buff)->buffsize)
#define	luaZ_bufflen(buff)   ((buff)->n)
#define	luaZ_resetbuffer(buff)   ((buff)->n = 0)
#define	luaZ_resizebuffer(L, buff, size)
#define	luaZ_freebuffer(L, buff)   luaZ_resizebuffer(L, buff, 0)
Typedefs
typedef struct Zio	ZIO
typedef struct Mbuffer	Mbuffer
Functions
LUAI_FUNC char *	luaZ_openspace (lua_State *L, Mbuffer *buff, size_t n)
LUAI_FUNC void	luaZ_init (lua_State *L, ZIO *z, lua_Reader reader, void *data)
LUAI_FUNC size_t	luaZ_read (ZIO *z, void *b, size_t n)
LUAI_FUNC int	luaZ_lookahead (ZIO *z)
LUAI_FUNC int	luaZ_fill (ZIO *z)

---

Define Documentation

#define EOZ   (-1)

#define char2int

(

c

)

cast(int, cast(unsigned char, (c)))

#define zgetc

(

z

)

(((z)->n--)>0 ? char2int(*(z)->p++) : luaZ_fill(z))

#define luaZ_initbuffer	(		L,
			buff
	)		((buff)->buffer = NULL, (buff)->buffsize = 0)

#define luaZ_buffer

(

buff

)

((buff)->buffer)

#define luaZ_sizebuffer

(

buff

)

((buff)->buffsize)

#define luaZ_bufflen

(

buff

)

((buff)->n)

#define luaZ_resetbuffer

(

buff

)

((buff)->n = 0)

#define luaZ_resizebuffer	(		L,
			buff,
			size
	)

Value:

(luaM_reallocvector(L, (buff)->buffer, (buff)->buffsize, size, char), \
    (buff)->buffsize = size)

#define luaZ_freebuffer	(		L,
			buff
	)		luaZ_resizebuffer(L, buff, 0)

---

Typedef Documentation

typedef struct Zio ZIO

typedef struct Mbuffer Mbuffer

---

Function Documentation

LUAI_FUNC char* luaZ_openspace	(	lua_State *	L,
		Mbuffer *	buff,
		size_t	n
	)

LUAI_FUNC void luaZ_init	(	lua_State *	L,
		ZIO *	z,
		lua_Reader	reader,
		void *	data
	)

LUAI_FUNC size_t luaZ_read	(	ZIO *	z,
		void *	b,
		size_t	n
	)

LUAI_FUNC int luaZ_lookahead

(

ZIO *

z

)

LUAI_FUNC int luaZ_fill

(

ZIO *

z

)