/*
 * object.C: Object management.
 * Rights to this code are documented in doc/LICENSE.
 *
 * Copyright © 2005-2007 Atheme Project (http://www.atheme.org)
 */

static char const rcsid[] = "$Id";

#include "atheme.h"

/*
 * object_init
 *
 * Populates the object manager part of an object.
 *
 * Inputs:
 *      - pointer to object manager area
 *      - (optional) name of object
 *      - (optional) custom destructor
 *
 * Outputs:
 *      - none
 *
 * Side Effects:
 *      - none
 */
void
object_init (object_t * obj, const char *name, destructor_t des)
{
  return_if_fail (obj != NULL);

//  if (name != NULL)
//    obj->name = sstrdup (name);

  obj->destructor = des;
  obj->refcount = 1;
}

/*
 * object_ref
 *
 * Increment the reference counter on an object.
 *
 * Inputs:
 *      - the object to refcount
 *
 * Outputs:
 *      - none
 *
 * Side Effects:
 *      - none
 */
void *
object_ref (void *object)
{
  return_val_if_fail (object != NULL, NULL);

  asobject (object)->refcount++;

  return object;
}

/*
 * object_unref
 *
 * Decrement the reference counter on an object.
 *
 * Inputs:
 *      - the object to refcount
 *
 * Outputs:
 *      - none
 *
 * Side Effects:
 *      - if the refcount is 0, the object is destroyed.
 */
void
object_unref (void *object)
{
  object_t *obj;

  return_if_fail (object != NULL);
  obj = asobject (object);

  obj->refcount--;

  if (obj->refcount <= 0)
    {
      if (obj->name != NULL)
	free (obj->name);

      if (obj->destructor != NULL)
	obj->destructor (obj);
      else
	free (obj);
    }
}

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