114 lines
5.0 KiB
C
114 lines
5.0 KiB
C
#ifdef E_TYPEDEFS
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/* Object safety/debugging checks */
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/* */
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/* OBJECT_PARANOIA_CHECK is paranoid and checks pointers and traps segv's */
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/* in case they dont work... very paranoid and slow. NB for backtrace to */
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/* work you need gcc, glibc and you need to compile with compile options of */
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/* -g -rdynamic and link with them too */
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/* OBJECT_CHECK is a simple null pointer and magic number check with no */
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/* debug output */
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#ifndef __GLIBC__
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# ifdef OBJECT_PARANOIA_CHECK
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# warning "Your system doesn't have glibc. Paranoid object checking disabled."
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# undef OBJECT_PARANOIA_CHECK
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# endif
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#endif
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#define E_OBJECT_MAGIC 0xe0b9ec75
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#define E_OBJECT_MAGIC_FREED 0xe0bf6eed
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#define E_OBJECT(x) ((E_Object *)(x))
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#define E_OBJECT_CLEANUP_FUNC(x) ((E_Object_Cleanup_Func)(x))
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#define E_OBJECT_ALLOC(x, type, cleanup_func) e_object_alloc(sizeof(x), (type), E_OBJECT_CLEANUP_FUNC(cleanup_func))
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#define E_OBJECT_DEL_SET(x, del_func) e_object_del_func_set(E_OBJECT(x), E_OBJECT_CLEANUP_FUNC(del_func))
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#ifdef OBJECT_PARANOIA_CHECK
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# define E_OBJECT_CHECK(x) do {if (e_object_error(E_OBJECT(x))) return;} while (0)
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# define E_OBJECT_CHECK_RETURN(x, ret) do {if (e_object_error(E_OBJECT(x))) return ret;} while (0)
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# define E_OBJECT_TYPE_CHECK(x, tp) do {if ((E_OBJECT(x)->type) != (tp)) { CRI("Object type check failed in %s", __FUNCTION__); return;} } while (0)
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# define E_OBJECT_TYPE_CHECK_RETURN(x, tp, ret) do {if ((E_OBJECT(x)->type) != tp) { CRI("Object type check failed in %s", __FUNCTION__); return ret;} } while (0)
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# define E_OBJECT_IF_NOT_TYPE(x, tp) if (E_OBJECT(x)->type != (tp))
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#else
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# ifdef OBJECT_CHECK
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# define E_OBJECT_CHECK(x) do {if ((!E_OBJECT(x)) || (E_OBJECT(x)->magic != (int)E_OBJECT_MAGIC)) return;} while (0)
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# define E_OBJECT_CHECK_RETURN(x, ret) do {if ((!E_OBJECT(x)) || (E_OBJECT(x)->magic != (int)E_OBJECT_MAGIC)) return ret;} while (0)
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# define E_OBJECT_TYPE_CHECK(x, tp) do {if ((E_OBJECT(x)->type) != (int)(tp)) { CRI("Object type check failed in %s", __FUNCTION__); return;} } while (0)
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# define E_OBJECT_TYPE_CHECK_RETURN(x, tp, ret) do {if ((E_OBJECT(x)->type) != (int)(tp)) { CRI("Object type check failed in %s", __FUNCTION__); return ret;} } while (0)
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# define E_OBJECT_IF_NOT_TYPE(x, tp) if (E_OBJECT(x)->type != (int)(tp))
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# else
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# define E_OBJECT_CHECK(x)
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# define E_OBJECT_CHECK_RETURN(x, ret)
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# define E_OBJECT_TYPE_CHECK(x, type)
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# define E_OBJECT_TYPE_CHECK_RETURN(x, type, ret)
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# define E_OBJECT_IF_NOT_TYPE(x, type)
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# endif
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#endif
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typedef void (*E_Object_Cleanup_Func) (void *obj);
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typedef struct _E_Object E_Object;
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typedef struct _E_Object_Delfn E_Object_Delfn;
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#else
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#ifndef E_OBJECT_H
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#define E_OBJECT_H
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struct _E_Object
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{
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int magic;
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int type;
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int references;
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E_Object_Cleanup_Func del_func;
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E_Object_Cleanup_Func cleanup_func;
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E_Object_Cleanup_Func free_att_func;
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E_Object_Cleanup_Func del_att_func;
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E_Object_Cleanup_Func del_delay_func;
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Eina_Inlist *del_fn_list;
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void *data;
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Ecore_Job *delay_del_job;
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int walking_list;
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Eina_Bool ref_debug E_BITFIELD;
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Eina_Bool deleted E_BITFIELD;
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};
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struct _E_Object_Delfn
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{
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EINA_INLIST;
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void (*func) (void *data, void *obj);
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void *data;
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Eina_Bool delete_me E_BITFIELD;
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};
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E_API void *e_object_alloc (int size, int type, E_Object_Cleanup_Func cleanup_func);
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E_API void e_object_del (E_Object *obj);
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E_API void e_object_delay_del_set (E_Object *obj, void *func);
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E_API int e_object_is_del (E_Object *obj);
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E_API void e_object_del_func_set (E_Object *obj, E_Object_Cleanup_Func del_func);
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E_API void e_object_type_set (E_Object *obj, int type);
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E_API void e_object_free (E_Object *obj);
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E_API int e_object_ref (E_Object *obj);
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E_API int e_object_unref (E_Object *obj);
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E_API int e_object_ref_get (E_Object *obj);
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E_API int e_object_error (E_Object *obj);
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E_API void e_object_data_set (E_Object *obj, const void *data);
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E_API void *e_object_data_get (E_Object *obj);
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E_API void e_object_free_attach_func_set(E_Object *obj, E_Object_Cleanup_Func func);
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E_API void e_object_del_attach_func_set (E_Object *obj, E_Object_Cleanup_Func func);
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E_API E_Object_Delfn *e_object_delfn_add (E_Object *obj, void (*func) (void *data, void *obj), void *data);
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E_API void e_object_delfn_del (E_Object *obj, E_Object_Delfn *dfn);
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E_API void e_object_delfn_clear(E_Object *obj);
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E_API void e_object_ref_debug_set(E_Object *obj, Eina_Bool set);
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/*
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E_API void e_object_breadcrumb_add (E_Object *obj, char *crumb);
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E_API void e_object_breadcrumb_del (E_Object *obj, char *crumb);
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E_API void e_object_breadcrumb_debug (E_Object *obj);
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*/
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#endif
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#endif
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