1 /* see copyright notice in squirrel.h */ 2 #ifndef _SQUSERDATA_H_ 3 #define _SQUSERDATA_H_ 4 5 struct SQUserData : SQDelegable 6 { SQUserDataSQUserData7 SQUserData(SQSharedState *ss){ _delegate = 0; _hook = NULL; INIT_CHAIN(); ADD_TO_CHAIN(&_ss(this)->_gc_chain, this); } ~SQUserDataSQUserData8 ~SQUserData() 9 { 10 REMOVE_FROM_CHAIN(&_ss(this)->_gc_chain, this); 11 SetDelegate(NULL); 12 } CreateSQUserData13 static SQUserData* Create(SQSharedState *ss, SQInteger size) 14 { 15 SQUserData* ud = (SQUserData*)SQ_MALLOC(sq_aligning(sizeof(SQUserData))+size); 16 new (ud) SQUserData(ss); 17 ud->_size = size; 18 ud->_typetag = 0; 19 return ud; 20 } 21 #ifndef NO_GARBAGE_COLLECTOR 22 void Mark(SQCollectable **chain); FinalizeSQUserData23 void Finalize(){SetDelegate(NULL);} GetTypeSQUserData24 SQObjectType GetType(){ return OT_USERDATA;} 25 #endif ReleaseSQUserData26 void Release() { 27 if (_hook) _hook((SQUserPointer)sq_aligning(this + 1),_size); 28 SQInteger tsize = _size; 29 this->~SQUserData(); 30 SQ_FREE(this, sq_aligning(sizeof(SQUserData)) + tsize); 31 } 32 33 34 SQInteger _size; 35 SQRELEASEHOOK _hook; 36 SQUserPointer _typetag; 37 //SQChar _val[1]; 38 }; 39 40 #endif //_SQUSERDATA_H_ 41