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93 lines
2.4 KiB
C
93 lines
2.4 KiB
C
/* Pinos
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* Copyright (C) 2015 Wim Taymans <wim.taymans@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __PINOS_OBJECT_H__
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#define __PINOS_OBJECT_H__
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#include <stdint.h>
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#include <pinos/client/signal.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct _PinosObject PinosObject;
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typedef struct _PinosInterface PinosInterface;
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typedef enum {
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PINOS_OBJECT_FLAG_NONE = 0,
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PINOS_OBJECT_FLAG_DESTROYING = (1 << 0),
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} PinosObjectFlags;
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typedef void (*PinosDestroyFunc) (PinosObject *object);
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struct _PinosInterface {
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uint32_t type;
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void *iface;
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};
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struct _PinosObject {
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uint32_t id;
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PinosObjectFlags flags;
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PinosDestroyFunc destroy;
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PinosSignal destroy_signal;
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unsigned int n_interfaces;
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PinosInterface *interfaces;
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};
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static inline void
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pinos_object_init (PinosObject *object,
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PinosDestroyFunc destroy,
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unsigned int n_interfaces,
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PinosInterface *interfaces)
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{
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object->id = SPA_ID_INVALID;
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object->flags = 0;
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object->destroy = destroy;
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pinos_signal_init (&object->destroy_signal);
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object->n_interfaces = n_interfaces;
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object->interfaces = interfaces;
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}
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static inline void *
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pinos_object_get_interface (PinosObject *object,
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uint32_t type)
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{
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unsigned int i;
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for (i = 0; i < object->n_interfaces; i++)
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if (object->interfaces[i].type == type)
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return object->interfaces[i].iface;
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return NULL;
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}
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static inline void
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pinos_object_destroy (PinosObject *object)
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{
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object->flags |= PINOS_OBJECT_FLAG_DESTROYING;
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pinos_signal_emit (&object->destroy_signal, object, NULL);
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if (object->destroy)
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object->destroy (object);
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* __PINOS_OBJECT_H__ */
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