lua/lzio.h File Reference

#include "lua.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	zname(z)   ((z)->name)
#define	luaZ_initbuffer(L, buff)   ((buff)->buffer = NULL, (buff)->buffsize = 0)
#define	luaZ_sizebuffer(buff)   ((buff)->buffsize)
#define	luaZ_buffer(buff)   ((buff)->buffer)
#define	luaZ_resizebuffer(L, buff, size)
#define	luaZ_freebuffer(L, buff)   luaZ_resizebuffer(L, buff, 0)
Typedefs
typedef Zio	ZIO
typedef Mbuffer	Mbuffer
Functions
void	luaZ_init (ZIO *z, lua_Chunkreader reader, void *data, const char *name)
size_t	luaZ_read (ZIO *z, void *b, size_t n)
int	luaZ_lookahead (ZIO *z)
char *	luaZ_openspace (lua_State *L, Mbuffer *buff, size_t n)
int	luaZ_fill (ZIO *z)

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Define Documentation

#define char2int (  c   )     cast(int, cast(unsigned char, (c)))

Definition at line 19 of file lzio.h. Referenced by luaZ_fill(), and luaZ_lookahead().

#define EOZ   (-1)

Definition at line 14 of file lzio.h. Referenced by ezgetc(), luaX_lex(), luaX_setinput(), luaZ_fill(), luaZ_lookahead(), luaZ_read(), read_long_string(), and read_string().

#define luaZ_buffer (  buff   )     ((buff)->buffer)

Definition at line 47 of file lzio.h. Referenced by luaX_lex(), luaX_lexerror(), luaX_syntaxerror(), read_long_string(), read_numeral(), and read_string().

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

Definition at line 53 of file lzio.h. Referenced by close_state(), and luaD_protectedparser().

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

Definition at line 44 of file lzio.h. Referenced by f_luaopen(), and luaD_protectedparser().

#define luaZ_resizebuffer (  L, buff, size   )

Value: (luaM_reallocvector(L, (buff)->buffer, (buff)->buffsize, size, char), \ (buff)->buffsize = size) Definition at line 49 of file lzio.h. Referenced by checkSizes().

#define luaZ_sizebuffer (  buff   )     ((buff)->buffsize)

Definition at line 46 of file lzio.h. Referenced by checkSizes().

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

Definition at line 21 of file lzio.h. Referenced by ezgetc().

#define zname (  z   )     ((z)->name)

Definition at line 23 of file lzio.h. Referenced by luaU_undump(), and luaY_parser().

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Typedef Documentation

typedef struct Mbuffer Mbuffer

typedef struct Zio ZIO

Definition at line 16 of file lzio.h.

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Function Documentation

int luaZ_fill (  ZIO *  z  )

Definition at line 19 of file lzio.c. References char2int, Zio::data, EOZ, Zio::n, Zio::p, and Zio::reader. Referenced by luaZ_lookahead(), and luaZ_read().

void luaZ_init (  ZIO *  z, lua_Chunkreader  reader, void *  data, const char *  name )

Definition at line 40 of file lzio.c. References Zio::data, Zio::n, Zio::name, Zio::p, and Zio::reader. Referenced by lua_load().

int luaZ_lookahead (  ZIO *  z  )

Definition at line 29 of file lzio.c. References char2int, EOZ, luaZ_fill(), Zio::n, and Zio::p. Referenced by lua_load().

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

Definition at line 72 of file lzio.c. References Mbuffer::buffer, Mbuffer::buffsize, LUA_MINBUFFER, and luaM_reallocvector. Referenced by LoadString(), and luaV_concat().

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

Definition at line 50 of file lzio.c. References EOZ, luaZ_fill(), Zio::n, and Zio::p. Referenced by ezread().

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