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/* GStreamer
* Copyright (C) 2012 Wim Taymans <wim.taymans at gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <gst/gst.h>
#ifndef __GST_RTSP_ADDRESS_POOL_H__
#define __GST_RTSP_ADDRESS_POOL_H__
G_BEGIN_DECLS
#define GST_TYPE_RTSP_ADDRESS_POOL (gst_rtsp_address_pool_get_type ())
#define GST_IS_RTSP_ADDRESS_POOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_RTSP_ADDRESS_POOL))
#define GST_IS_RTSP_ADDRESS_POOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_RTSP_ADDRESS_POOL))
#define GST_RTSP_ADDRESS_POOL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_RTSP_ADDRESS_POOL, GstRTSPAddressPoolClass))
#define GST_RTSP_ADDRESS_POOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_RTSP_ADDRESS_POOL, GstRTSPAddressPool))
#define GST_RTSP_ADDRESS_POOL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_RTSP_ADDRESS_POOL, GstRTSPAddressPoolClass))
#define GST_RTSP_ADDRESS_POOL_CAST(obj) ((GstRTSPAddressPool*)(obj))
#define GST_RTSP_ADDRESS_POOL_CLASS_CAST(klass) ((GstRTSPAddressPoolClass*)(klass))
/**
* GstRTSPAddressPoolResult:
* @GST_RTSP_ADDRESS_POOL_OK: no error
* @GST_RTSP_ADDRESS_POOL_EINVAL:invalid arguments were provided to a function
* @GST_RTSP_ADDRESS_POOL_ERESERVED: the addres has already been reserved
* @GST_RTSP_ADDRESS_POOL_ERANGE: the address is not in the pool
* @GST_RTSP_ADDRESS_POOL_ELAST: last error
*
* Result codes from RTSP address pool functions.
*/
typedef enum {
GST_RTSP_ADDRESS_POOL_OK = 0,
/* errors */
GST_RTSP_ADDRESS_POOL_EINVAL = -1,
GST_RTSP_ADDRESS_POOL_ERESERVED = -2,
GST_RTSP_ADDRESS_POOL_ERANGE = -3,
GST_RTSP_ADDRESS_POOL_ELAST = -4,
} GstRTSPAddressPoolResult;
typedef struct _GstRTSPAddress GstRTSPAddress;
typedef struct _GstRTSPAddressPool GstRTSPAddressPool;
typedef struct _GstRTSPAddressPoolClass GstRTSPAddressPoolClass;
typedef struct _GstRTSPAddressPoolPrivate GstRTSPAddressPoolPrivate;
/**
* GstRTSPAddress:
* @pool: the #GstRTSPAddressPool owner of this address
* @address: the address
* @port: the port number
* @n_ports: number of ports
* @ttl: TTL or 0 for unicast addresses
*
* An address
*/
struct _GstRTSPAddress {
GstRTSPAddressPool *pool;
gchar *address;
guint16 port;
gint n_ports;
guint8 ttl;
/*<private >*/
gpointer priv;
};
GType gst_rtsp_address_get_type (void);
GstRTSPAddress * gst_rtsp_address_copy (GstRTSPAddress *addr);
void gst_rtsp_address_free (GstRTSPAddress *addr);
/**
* GstRTSPAddressFlags:
* @GST_RTSP_ADDRESS_FLAG_NONE: no flags
* @GST_RTSP_ADDRESS_FLAG_IPV4: an IPv4 address
* @GST_RTSP_ADDRESS_FLAG_IPV6: and IPv6 address
* @GST_RTSP_ADDRESS_FLAG_EVEN_PORT: address with an even port
* @GST_RTSP_ADDRESS_FLAG_MULTICAST: a multicast address
* @GST_RTSP_ADDRESS_FLAG_UNICAST: a unicast address
*
* Flags used to control allocation of addresses
*/
typedef enum {
GST_RTSP_ADDRESS_FLAG_NONE = 0,
GST_RTSP_ADDRESS_FLAG_IPV4 = (1 << 0),
GST_RTSP_ADDRESS_FLAG_IPV6 = (1 << 1),
GST_RTSP_ADDRESS_FLAG_EVEN_PORT = (1 << 2),
GST_RTSP_ADDRESS_FLAG_MULTICAST = (1 << 3),
GST_RTSP_ADDRESS_FLAG_UNICAST = (1 << 4),
} GstRTSPAddressFlags;
/**
* GST_RTSP_ADDRESS_POOL_ANY_IPV4:
*
* Used with gst_rtsp_address_pool_add_range() to bind to all
* IPv4 addresses
*/
#define GST_RTSP_ADDRESS_POOL_ANY_IPV4 "0.0.0.0"
/**
* GST_RTSP_ADDRESS_POOL_ANY_IPV6:
*
* Used with gst_rtsp_address_pool_add_range() to bind to all
* IPv6 addresses
*/
#define GST_RTSP_ADDRESS_POOL_ANY_IPV6 "::"
/**
* GstRTSPAddressPool:
* @parent: the parent GObject
*
* An address pool, all member are private
*/
struct _GstRTSPAddressPool {
GObject parent;
/*< private >*/
GstRTSPAddressPoolPrivate *priv;
gpointer _gst_reserved[GST_PADDING];
};
/**
* GstRTSPAddressPoolClass:
*
* Opaque Address pool class.
*/
struct _GstRTSPAddressPoolClass {
GObjectClass parent_class;
/*< private >*/
gpointer _gst_reserved[GST_PADDING];
};
GType gst_rtsp_address_pool_get_type (void);
/* create a new address pool */
GstRTSPAddressPool * gst_rtsp_address_pool_new (void);
void gst_rtsp_address_pool_clear (GstRTSPAddressPool * pool);
void gst_rtsp_address_pool_dump (GstRTSPAddressPool * pool);
gboolean gst_rtsp_address_pool_add_range (GstRTSPAddressPool * pool,
const gchar *min_address,
const gchar *max_address,
guint16 min_port,
guint16 max_port,
guint8 ttl);
GstRTSPAddress * gst_rtsp_address_pool_acquire_address (GstRTSPAddressPool * pool,
GstRTSPAddressFlags flags,
gint n_ports);
GstRTSPAddressPoolResult gst_rtsp_address_pool_reserve_address (GstRTSPAddressPool * pool,
const gchar *ip_address,
guint port,
guint n_ports,
guint ttl,
GstRTSPAddress ** address);
gboolean gst_rtsp_address_pool_has_unicast_addresses (GstRTSPAddressPool * pool);
#ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstRTSPAddress, gst_rtsp_address_free)
#endif
#ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstRTSPAddressPool, gst_object_unref)
#endif
G_END_DECLS
#endif /* __GST_RTSP_ADDRESS_POOL_H__ */
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