lundump.h File Reference

#include "lobject.h"
#include "lzio.h"

Go to the source code of this file.

Macros
#define	LUAC_TAIL   "\x19\x93\r\n\x1a\n"
#define	LUAC_HEADERSIZE   (sizeof(LUA_SIGNATURE)-sizeof(char)+2+6+sizeof(LUAC_TAIL)-sizeof(char))

Functions
LUAI_FUNC Closure *	luaU_undump (lua_State *L, ZIO *Z, Mbuffer *buff, const char *name)
LUAI_FUNC void	luaU_header (lu_byte *h)
LUAI_FUNC int	luaU_dump (lua_State *L, const Proto *f, lua_Writer w, void *data, int strip)

Macro Definition Documentation

LUAC_HEADERSIZE

#define LUAC_HEADERSIZE   (sizeof(LUA_SIGNATURE)-sizeof(char)+2+6+sizeof(LUAC_TAIL)-sizeof(char))

Definition at line 26 of file lua-5.2.4/src/lundump.h.

LUAC_TAIL

#define LUAC_TAIL   "\x19\x93\r\n\x1a\n"

Definition at line 23 of file lua-5.2.4/src/lundump.h.

Referenced by luaU_header().

Function Documentation

luaU_dump()

LUAI_FUNC int luaU_dump	(	lua_State *	L,
		const Proto *	f,
		lua_Writer	w,
		void *	data,
		int	strip )

Definition at line 153 of file lua-5.1.5/src/ldump.c.

{
 DumpState D;
 D.L=L;
 D.writer=w;
 D.data=data;
 D.strip=strip;
 D.status=0;
 DumpHeader(&D);
 DumpFunction(f,NULL,&D);
 return D.status;
}

luaU_header()

LUAI_FUNC void luaU_header

(

lu_byte *

h

)

Definition at line 244 of file lua-5.2.4/src/lundump.c.

{
 int x=1;
 memcpy(h,LUA_SIGNATURE,sizeof(LUA_SIGNATURE)-sizeof(char));
 h+=sizeof(LUA_SIGNATURE)-sizeof(char);
 *h++=cast_byte(VERSION);
 *h++=cast_byte(FORMAT);
 *h++=cast_byte(*(char*)&x);            /* endianness */
 *h++=cast_byte(sizeof(int));
 *h++=cast_byte(sizeof(size_t));
 *h++=cast_byte(sizeof(Instruction));
 *h++=cast_byte(sizeof(lua_Number));
 *h++=cast_byte(((lua_Number)0.5)==0);      /* is lua_Number integral? */
 memcpy(h,LUAC_TAIL,sizeof(LUAC_TAIL)-sizeof(char));
}

References cast_byte, FORMAT, LUA_SIGNATURE, LUAC_TAIL, and VERSION.

Referenced by LoadHeader().

luaU_undump()

LUAI_FUNC Closure * luaU_undump	(	lua_State *	L,
		ZIO *	Z,
		Mbuffer *	buff,
		const char *	name )

Definition at line 195 of file lua-5.1.5/src/lundump.c.

{
 LoadState S;
 if (*name=='@' || *name=='=')
  S.name=name+1;
 else if (*name==LUA_SIGNATURE[0])
  S.name="binary string";
 else
  S.name=name;
 S.L=L;
 S.Z=Z;
 S.b=buff;
 LoadHeader(&S);
 return LoadFunction(&S,luaS_newliteral(L,"=?"));
}

References incr_top, Closure::l, LoadFunction(), LoadFunction(), LoadHeader(), LoadHeader(), LUA_SIGNATURE, luaF_newLclosure(), luaF_newproto(), luai_verifycode, luaS_newliteral, name, LoadState::name, LClosure::p, S, setclLvalue, Proto::sizeupvalues, and lua_State::top.

Referenced by f_parser(), f_parser(), f_parser(), and f_parser().