1 | /* |
2 | ** FFI C library loader. |
3 | ** Copyright (C) 2005-2014 Mike Pall. See Copyright Notice in luajit.h |
4 | */ |
5 | |
6 | #ifndef _LJ_CLIB_H |
7 | #define _LJ_CLIB_H |
8 | |
9 | #include "lj_obj.h" |
10 | |
11 | #if LJ_HASFFI |
12 | |
13 | /* Namespace for C library indexing. */ |
14 | #define CLNS_INDEX ((1u<<CT_FUNC)|(1u<<CT_EXTERN)|(1u<<CT_CONSTVAL)) |
15 | |
16 | /* C library namespace. */ |
17 | typedef struct CLibrary { |
18 | void *handle; /* Opaque handle for dynamic library loader. */ |
19 | GCtab *cache; /* Cache for resolved symbols. Anchored in ud->env. */ |
20 | } CLibrary; |
21 | |
22 | LJ_FUNC TValue *lj_clib_index(lua_State *L, CLibrary *cl, GCstr *name); |
23 | LJ_FUNC void lj_clib_load(lua_State *L, GCtab *mt, GCstr *name, int global); |
24 | LJ_FUNC void lj_clib_unload(CLibrary *cl); |
25 | LJ_FUNC void lj_clib_default(lua_State *L, GCtab *mt); |
26 | |
27 | #endif |
28 | |
29 | #endif |
30 | |