lutf8lib.c File Reference

#include "lprefix.h"
#include <assert.h>
#include <limits.h>
#include <stdlib.h>
#include <string.h>
#include "lua.h"
#include "lauxlib.h"
#include "lualib.h"

Include dependency graph for lutf8lib.c:

Go to the source code of this file.

Macros
#define	iscont(p)   ((*(p) & 0xC0) == 0x80)
#define	LUA_LIB
#define	lutf8lib_c
#define	MAXUNICODE   0x10FFFFu
#define	MAXUTF   0x7FFFFFFFu
#define	UTF8PATT   "[\0-\x7F\xC2-\xFD][\x80-\xBF]*"

Typedefs
typedef unsigned long	utfint

Functions
static int	byteoffset (lua_State *L)
static int	codepoint (lua_State *L)
static int	iter_aux (lua_State *L, int strict)
static int	iter_auxlax (lua_State *L)
static int	iter_auxstrict (lua_State *L)
static int	iter_codes (lua_State *L)
LUAMOD_API int	luaopen_utf8 (lua_State *L)
static void	pushutfchar (lua_State *L, int arg)
static lua_Integer	u_posrelat (lua_Integer pos, size_t len)
static const char *	utf8_decode (const char *s, utfint *val, int strict)
static int	utfchar (lua_State *L)
static int	utflen (lua_State *L)

Variables
static const luaL_Reg	funcs []

Macro Definition Documentation

iscont

#define iscont

(

p

)

((*(p) & 0xC0) == 0x80)

Definition at line 38 of file lutf8lib.c.

LUA_LIB

#define LUA_LIB

Definition at line 8 of file lutf8lib.c.

lutf8lib_c

#define lutf8lib_c

Definition at line 7 of file lutf8lib.c.

MAXUNICODE

#define MAXUNICODE   0x10FFFFu

Definition at line 24 of file lutf8lib.c.

MAXUTF

#define MAXUTF   0x7FFFFFFFu

Definition at line 26 of file lutf8lib.c.

UTF8PATT

#define UTF8PATT   "[\0-\x7F\xC2-\xFD][\x80-\xBF]*"

Definition at line 268 of file lutf8lib.c.

Typedef Documentation

utfint

typedef unsigned long utfint

Definition at line 34 of file lutf8lib.c.

Function Documentation

byteoffset()

static int byteoffset ( lua_State *  L )

static

Definition at line 183 of file lutf8lib.c.

codepoint()

static int codepoint ( lua_State *  L )

static

Definition at line 122 of file lutf8lib.c.

iter_aux()

static int iter_aux ( lua_State *  L, int  strict  )

static

Definition at line 224 of file lutf8lib.c.

iter_auxlax()

static int iter_auxlax ( lua_State *  L )

static

Definition at line 252 of file lutf8lib.c.

iter_auxstrict()

static int iter_auxstrict ( lua_State *  L )

static

Definition at line 248 of file lutf8lib.c.

iter_codes()

static int iter_codes ( lua_State *  L )

static

Definition at line 257 of file lutf8lib.c.

luaopen_utf8()

LUAMOD_API int luaopen_utf8

(

lua_State *

L

)

Definition at line 283 of file lutf8lib.c.

pushutfchar()

static void pushutfchar ( lua_State *  L, int  arg  )

static

Definition at line 151 of file lutf8lib.c.

u_posrelat()

static lua_Integer u_posrelat ( lua_Integer  pos, size_t  len  )

static

Definition at line 43 of file lutf8lib.c.

utf8_decode()

static const char* utf8_decode ( const char *  s, utfint *  val, int  strict  )

static

Definition at line 57 of file lutf8lib.c.

utfchar()

static int utfchar ( lua_State *  L )

static

Definition at line 161 of file lutf8lib.c.

utflen()

static int utflen ( lua_State *  L )

static

Definition at line 92 of file lutf8lib.c.

Variable Documentation

funcs

const luaL_Reg funcs[]

static

Initial value:

= {
  {"offset", byteoffset},
  {"codepoint", codepoint},
  {"char", utfchar},
  {"len", utflen},
  {"codes", iter_codes},
  
  {"charpattern", NULL},
  {NULL, NULL}
}

Definition at line 271 of file lutf8lib.c.