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96 lines
3.7 KiB
C
96 lines
3.7 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_RINGBUFFER_H__
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#define __PINOS_RINGBUFFER_H__
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#include <glib-object.h>
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G_BEGIN_DECLS
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typedef struct _PinosRingbuffer PinosRingbuffer;
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typedef struct _PinosRingbufferClass PinosRingbufferClass;
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typedef struct _PinosRingbufferPrivate PinosRingbufferPrivate;
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#include <pinos/client/introspect.h>
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#define PINOS_TYPE_RINGBUFFER (pinos_ringbuffer_get_type ())
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#define PINOS_IS_RINGBUFFER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PINOS_TYPE_RINGBUFFER))
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#define PINOS_IS_RINGBUFFER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PINOS_TYPE_RINGBUFFER))
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#define PINOS_RINGBUFFER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PINOS_TYPE_RINGBUFFER, PinosRingbufferClass))
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#define PINOS_RINGBUFFER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PINOS_TYPE_RINGBUFFER, PinosRingbuffer))
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#define PINOS_RINGBUFFER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PINOS_TYPE_RINGBUFFER, PinosRingbufferClass))
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#define PINOS_RINGBUFFER_CAST(obj) ((PinosRingbuffer*)(obj))
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#define PINOS_RINGBUFFER_CLASS_CAST(klass) ((PinosRingbufferClass*)(klass))
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/**
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* PinosRingbuffer:
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*
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* Pinos ringbuffer object class.
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*/
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struct _PinosRingbuffer {
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GObject object;
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PinosRingbufferPrivate *priv;
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};
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/**
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* PinosRingbufferClass:
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*
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* Pinos ringbuffer object class.
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*/
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struct _PinosRingbufferClass {
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GObjectClass parent_class;
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};
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typedef void (*PinosRingbufferCallback) (PinosRingbuffer *rb, gpointer user_data);
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typedef enum {
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PINOS_RINGBUFFER_MODE_READ,
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PINOS_RINGBUFFER_MODE_WRITE,
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} PinosRingbufferMode;
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typedef struct {
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gpointer data;
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gsize len;
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} PinosRingbufferArea;
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/* normal GObject stuff */
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GType pinos_ringbuffer_get_type (void);
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PinosRingbuffer * pinos_ringbuffer_new (PinosRingbufferMode mode,
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gsize size);
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PinosRingbuffer * pinos_ringbuffer_new_import (PinosRingbufferMode mode,
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guint fdsize,
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int fd,
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int semaphore);
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gboolean pinos_ringbuffer_get_read_areas (PinosRingbuffer *rbuf,
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PinosRingbufferArea areas[2]);
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gboolean pinos_ringbuffer_read_advance (PinosRingbuffer *rbuf,
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gssize len);
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gboolean pinos_ringbuffer_get_write_areas (PinosRingbuffer *rbuf,
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PinosRingbufferArea areas[2]);
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gboolean pinos_ringbuffer_write_advance (PinosRingbuffer *rbuf,
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gssize len);
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G_END_DECLS
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#endif /* __PINOS_RINGBUFFER_H__ */
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