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      1 /*
      2 ** $Id: ltable.h,v 2.16 2011/08/17 20:26:47 roberto Exp $
      3 ** Lua tables (hash)
      4 ** See Copyright Notice in lua.h
      5 */
      6 
      7 #ifndef ltable_h
      8 #define ltable_h
      9 
     10 #include "lobject.h"
     11 
     12 
     13 #define gnode(t,i)	(&(t)->node[i])
     14 #define gkey(n)		(&(n)->i_key.tvk)
     15 #define gval(n)		(&(n)->i_val)
     16 #define gnext(n)	((n)->i_key.nk.next)
     17 
     18 #define invalidateTMcache(t)	((t)->flags = 0)
     19 
     20 
     21 LUAI_FUNC const TValue *luaH_getint (Table *t, int key);
     22 LUAI_FUNC void luaH_setint (lua_State *L, Table *t, int key, TValue *value);
     23 LUAI_FUNC const TValue *luaH_getstr (Table *t, TString *key);
     24 LUAI_FUNC const TValue *luaH_get (Table *t, const TValue *key);
     25 LUAI_FUNC TValue *luaH_newkey (lua_State *L, Table *t, const TValue *key);
     26 LUAI_FUNC TValue *luaH_set (lua_State *L, Table *t, const TValue *key);
     27 LUAI_FUNC Table *luaH_new (lua_State *L);
     28 LUAI_FUNC void luaH_resize (lua_State *L, Table *t, int nasize, int nhsize);
     29 LUAI_FUNC void luaH_resizearray (lua_State *L, Table *t, int nasize);
     30 LUAI_FUNC void luaH_free (lua_State *L, Table *t);
     31 LUAI_FUNC int luaH_next (lua_State *L, Table *t, StkId key);
     32 LUAI_FUNC int luaH_getn (Table *t);
     33 
     34 
     35 #if defined(LUA_DEBUG)
     36 LUAI_FUNC Node *luaH_mainposition (const Table *t, const TValue *key);
     37 LUAI_FUNC int luaH_isdummy (Node *n);
     38 #endif
     39 
     40 
     41 #endif
     42