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205 lines
6.8 KiB
C
205 lines
6.8 KiB
C
/* GStreamer
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* Copyright (C) 2012 Wim Taymans <wim.taymans at 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 __GST_RTSP_ADDRESS_POOL_H__
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#define __GST_RTSP_ADDRESS_POOL_H__
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#include <gst/gst.h>
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#include "rtsp-server-prelude.h"
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G_BEGIN_DECLS
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#define GST_TYPE_RTSP_ADDRESS_POOL (gst_rtsp_address_pool_get_type ())
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#define GST_IS_RTSP_ADDRESS_POOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_RTSP_ADDRESS_POOL))
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#define GST_IS_RTSP_ADDRESS_POOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_RTSP_ADDRESS_POOL))
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#define GST_RTSP_ADDRESS_POOL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_RTSP_ADDRESS_POOL, GstRTSPAddressPoolClass))
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#define GST_RTSP_ADDRESS_POOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_RTSP_ADDRESS_POOL, GstRTSPAddressPool))
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#define GST_RTSP_ADDRESS_POOL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_RTSP_ADDRESS_POOL, GstRTSPAddressPoolClass))
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#define GST_RTSP_ADDRESS_POOL_CAST(obj) ((GstRTSPAddressPool*)(obj))
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#define GST_RTSP_ADDRESS_POOL_CLASS_CAST(klass) ((GstRTSPAddressPoolClass*)(klass))
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/**
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* GstRTSPAddressPoolResult:
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* @GST_RTSP_ADDRESS_POOL_OK: no error
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* @GST_RTSP_ADDRESS_POOL_EINVAL:invalid arguments were provided to a function
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* @GST_RTSP_ADDRESS_POOL_ERESERVED: the addres has already been reserved
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* @GST_RTSP_ADDRESS_POOL_ERANGE: the address is not in the pool
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* @GST_RTSP_ADDRESS_POOL_ELAST: last error
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*
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* Result codes from RTSP address pool functions.
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*/
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typedef enum {
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GST_RTSP_ADDRESS_POOL_OK = 0,
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/* errors */
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GST_RTSP_ADDRESS_POOL_EINVAL = -1,
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GST_RTSP_ADDRESS_POOL_ERESERVED = -2,
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GST_RTSP_ADDRESS_POOL_ERANGE = -3,
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GST_RTSP_ADDRESS_POOL_ELAST = -4,
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} GstRTSPAddressPoolResult;
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typedef struct _GstRTSPAddress GstRTSPAddress;
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typedef struct _GstRTSPAddressPool GstRTSPAddressPool;
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typedef struct _GstRTSPAddressPoolClass GstRTSPAddressPoolClass;
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typedef struct _GstRTSPAddressPoolPrivate GstRTSPAddressPoolPrivate;
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/**
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* GstRTSPAddress:
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* @pool: the #GstRTSPAddressPool owner of this address
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* @address: the address
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* @port: the port number
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* @n_ports: number of ports
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* @ttl: TTL or 0 for unicast addresses
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*
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* An address
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*/
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struct _GstRTSPAddress {
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GstRTSPAddressPool *pool;
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gchar *address;
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guint16 port;
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gint n_ports;
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guint8 ttl;
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/*<private >*/
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gpointer priv;
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};
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GST_RTSP_SERVER_API
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GType gst_rtsp_address_get_type (void);
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GST_RTSP_SERVER_API
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GstRTSPAddress * gst_rtsp_address_copy (GstRTSPAddress *addr);
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GST_RTSP_SERVER_API
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void gst_rtsp_address_free (GstRTSPAddress *addr);
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/**
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* GstRTSPAddressFlags:
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* @GST_RTSP_ADDRESS_FLAG_NONE: no flags
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* @GST_RTSP_ADDRESS_FLAG_IPV4: an IPv4 address
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* @GST_RTSP_ADDRESS_FLAG_IPV6: and IPv6 address
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* @GST_RTSP_ADDRESS_FLAG_EVEN_PORT: address with an even port
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* @GST_RTSP_ADDRESS_FLAG_MULTICAST: a multicast address
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* @GST_RTSP_ADDRESS_FLAG_UNICAST: a unicast address
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*
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* Flags used to control allocation of addresses
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*/
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typedef enum {
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GST_RTSP_ADDRESS_FLAG_NONE = 0,
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GST_RTSP_ADDRESS_FLAG_IPV4 = (1 << 0),
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GST_RTSP_ADDRESS_FLAG_IPV6 = (1 << 1),
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GST_RTSP_ADDRESS_FLAG_EVEN_PORT = (1 << 2),
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GST_RTSP_ADDRESS_FLAG_MULTICAST = (1 << 3),
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GST_RTSP_ADDRESS_FLAG_UNICAST = (1 << 4),
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} GstRTSPAddressFlags;
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/**
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* GST_RTSP_ADDRESS_POOL_ANY_IPV4:
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*
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* Used with gst_rtsp_address_pool_add_range() to bind to all
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* IPv4 addresses
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*/
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#define GST_RTSP_ADDRESS_POOL_ANY_IPV4 "0.0.0.0"
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/**
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* GST_RTSP_ADDRESS_POOL_ANY_IPV6:
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*
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* Used with gst_rtsp_address_pool_add_range() to bind to all
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* IPv6 addresses
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*/
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#define GST_RTSP_ADDRESS_POOL_ANY_IPV6 "::"
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/**
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* GstRTSPAddressPool:
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* @parent: the parent GObject
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*
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* An address pool, all member are private
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*/
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struct _GstRTSPAddressPool {
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GObject parent;
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/*< private >*/
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GstRTSPAddressPoolPrivate *priv;
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gpointer _gst_reserved[GST_PADDING];
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};
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/**
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* GstRTSPAddressPoolClass:
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*
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* Opaque Address pool class.
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*/
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struct _GstRTSPAddressPoolClass {
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GObjectClass parent_class;
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/*< private >*/
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gpointer _gst_reserved[GST_PADDING];
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};
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GST_RTSP_SERVER_API
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GType gst_rtsp_address_pool_get_type (void);
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/* create a new address pool */
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GST_RTSP_SERVER_API
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GstRTSPAddressPool * gst_rtsp_address_pool_new (void);
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GST_RTSP_SERVER_API
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void gst_rtsp_address_pool_clear (GstRTSPAddressPool * pool);
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GST_RTSP_SERVER_API
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void gst_rtsp_address_pool_dump (GstRTSPAddressPool * pool);
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GST_RTSP_SERVER_API
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gboolean gst_rtsp_address_pool_add_range (GstRTSPAddressPool * pool,
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const gchar *min_address,
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const gchar *max_address,
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guint16 min_port,
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guint16 max_port,
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guint8 ttl);
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GST_RTSP_SERVER_API
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GstRTSPAddress * gst_rtsp_address_pool_acquire_address (GstRTSPAddressPool * pool,
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GstRTSPAddressFlags flags,
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gint n_ports);
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GST_RTSP_SERVER_API
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GstRTSPAddressPoolResult gst_rtsp_address_pool_reserve_address (GstRTSPAddressPool * pool,
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const gchar *ip_address,
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guint port,
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guint n_ports,
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guint ttl,
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GstRTSPAddress ** address);
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GST_RTSP_SERVER_API
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gboolean gst_rtsp_address_pool_has_unicast_addresses (GstRTSPAddressPool * pool);
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#ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstRTSPAddress, gst_rtsp_address_free)
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#endif
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#ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstRTSPAddressPool, gst_object_unref)
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#endif
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G_END_DECLS
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#endif /* __GST_RTSP_ADDRESS_POOL_H__ */
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