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/** |
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* object.h: Object management. |
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* |
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* Copyright © 2007 Pippijn van Steenhoven / The Ermyth Team |
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* Rights to this code are as documented in COPYING. |
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* |
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* |
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* Portions of this file were derived from sources bearing the following license: |
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* Copyright © 2007 William Pitcock <nenolod -at- atheme.org> |
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* Rights to this code are as documented in doc/pod/license.pod. |
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* |
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* $Id: object.h,v 1.5 2007-09-16 18:54:42 pippijn Exp $ |
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*/ |
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|
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#ifndef OBJECT_H |
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#define OBJECT_H |
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|
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#include <util/memory.h> |
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|
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/* object base class */ |
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class object |
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{ |
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mutable int refcnt; |
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|
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protected: |
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object () |
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: refcnt (1) |
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{ |
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} |
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|
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object (const object &other) |
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: refcnt (1) |
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{ |
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} |
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|
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virtual ~object () { } |
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virtual void _destroy () = 0; |
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|
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public: |
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int refcnt_inc () |
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{ |
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return ++refcnt; |
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} |
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|
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int refcnt_dec () |
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{ |
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if (!--refcnt) |
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{ |
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this->_destroy (); |
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return 0; |
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} |
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else |
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return refcnt; |
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} |
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}; |
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|
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typedef void (*destructor_t) (void *); |
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|
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struct object_t : zero_initialised |
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{ |
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char *name; |
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int refcount; |
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destructor_t destructor; |
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}; |
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|
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E void object_init (object_t *, const char *name, destructor_t destructor); |
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E void *object_ref (void *); |
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E void object_unref (void *); |
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|
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#define asobject(x) ((object_t *) x) |
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|
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#endif |
