diff options
Diffstat (limited to 'rakia/media-stream.c')
| -rw-r--r-- | rakia/media-stream.c | 1532 |
1 files changed, 0 insertions, 1532 deletions
diff --git a/rakia/media-stream.c b/rakia/media-stream.c deleted file mode 100644 index 3b62353..0000000 --- a/rakia/media-stream.c +++ /dev/null @@ -1,1532 +0,0 @@ -/* - * sip-media-stream.c - Source for RakiaMediaStream - * Copyright (C) 2006 Collabora Ltd. - * Copyright (C) 2006-2010 Nokia Corporation - * @author Kai Vehmanen <first.surname@nokia.com> - * @author Mikhail Zabaluev <mikhail.zabaluev@nokia.com> - * - * Based on telepathy-gabble implementation (gabble-media-stream). - * @author Ole Andre Vadla Ravnaas <ole.andre.ravnaas@collabora.co.uk> - * - * This work is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This work 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this work; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "config.h" -#include "rakia/media-stream.h" - -#include <dbus/dbus-glib.h> -#include <stdlib.h> -#include <string.h> - -#include <telepathy-glib/dbus.h> -#include <telepathy-glib/enums.h> -#include <telepathy-glib/errors.h> -#include <telepathy-glib/gtypes.h> -#include <telepathy-glib/interfaces.h> -#include <telepathy-glib/svc-generic.h> -#include <telepathy-glib/svc-media-interfaces.h> -#include <telepathy-glib/util.h> - -#include "config.h" - -#include <rakia/codec-param-formats.h> - - -#include "rakia/media-session.h" -#include "rakia/sip-session.h" - -#include <sofia-sip/msg_parser.h> - -#include "signals-marshal.h" - -#define DEBUG_FLAG RAKIA_DEBUG_MEDIA -#include "rakia/debug.h" - - -#define same_boolean(old, new) ((!(old)) == (!(new))) - - -#ifdef ENABLE_DEBUG - -#define STREAM_DEBUG(stream, format, ...) \ - rakia_log (DEBUG_FLAG, G_LOG_LEVEL_DEBUG, "stream %u: " format, \ - (stream)->priv->id,##__VA_ARGS__) - -#define STREAM_MESSAGE(stream, format, ...) \ - rakia_log (DEBUG_FLAG, G_LOG_LEVEL_MESSAGE, "stream %u: " format, \ - (stream)->priv->id,##__VA_ARGS__) - -#else - -#define STREAM_DEBUG(stream, format, ...) G_STMT_START { } G_STMT_END -#define STREAM_MESSAGE(stream, format, ...) G_STMT_START { } G_STMT_END - -#endif - - -static void stream_handler_iface_init (gpointer, gpointer); - -G_DEFINE_TYPE_WITH_CODE(RakiaMediaStream, - rakia_media_stream, - G_TYPE_OBJECT, - G_IMPLEMENT_INTERFACE (TP_TYPE_SVC_MEDIA_STREAM_HANDLER, - stream_handler_iface_init); - G_IMPLEMENT_INTERFACE (TP_TYPE_SVC_DBUS_PROPERTIES, - tp_dbus_properties_mixin_iface_init); - ) - -/* signal enum */ -enum -{ - SIG_READY, - SIG_SUPPORTED_CODECS, - SIG_STATE_CHANGED, - SIG_DIRECTION_CHANGED, - SIG_LOCAL_MEDIA_UPDATED, - SIG_UNHOLD_FAILURE, - - SIG_LAST_SIGNAL -}; - -static guint signals[SIG_LAST_SIGNAL] = {0}; - -/* properties */ -enum -{ - PROP_MEDIA_SESSION = 1, - PROP_DBUS_DAEMON, - PROP_OBJECT_PATH, - PROP_ID, - PROP_MEDIA_TYPE, - PROP_SIP_MEDIA, - PROP_STATE, - PROP_DIRECTION, - PROP_PENDING_SEND_FLAGS, - PROP_HOLD_STATE, - PROP_CREATED_LOCALLY, - PROP_NAT_TRAVERSAL, - PROP_STUN_SERVERS, - PROP_RELAY_INFO, - LAST_PROPERTY -}; - -static GPtrArray *rakia_media_stream_relay_info_empty = NULL; - -/* private structure */ -struct _RakiaMediaStreamPrivate -{ - TpDBusDaemon *dbus_daemon; - RakiaMediaSession *session; /* see gobj. prop. 'media-session' */ - gchar *object_path; /* see gobj. prop. 'object-path' */ - RakiaSipMedia *media; - guint id; /* see gobj. prop. 'id' */ - guint media_type; /* see gobj. prop. 'media-type' */ - guint state; /* see gobj. prop. 'state' */ - guint direction; /* see gobj. prop. 'direction' */ - guint pending_send_flags; /* see gobj. prop. 'pending-send-flags' */ - gboolean hold_state; /* see gobj. prop. 'hold-state' */ - gboolean created_locally; /* see gobj. prop. 'created-locally' */ - - guint remote_candidate_counter; - gchar *remote_candidate_id; - - gchar *native_candidate_id; - - gboolean ready_received; /* our ready method has been called */ - gboolean playing; /* stream set to playing */ - gboolean sending; /* stream set to sending */ - gboolean pending_remote_receive; /* TRUE if remote is to agree to receive media */ - gboolean native_cands_prepared; /* all candidates discovered */ - gboolean native_codecs_prepared; /* all codecs discovered */ - gboolean push_remote_cands_pending; /* SetRemoteCandidates emission is pending */ - gboolean push_remote_codecs_pending; /* SetRemoteCodecs emission is pending */ - gboolean codec_intersect_pending; /* codec intersection is pending */ - gboolean requested_hold_state; /* hold state last requested from the stream handler */ - gboolean dispose_has_run; -}; - -#define RAKIA_MEDIA_STREAM_GET_PRIVATE(stream) ((stream)->priv) - -static void push_remote_codecs (RakiaMediaStream *stream); -static void push_remote_candidates (RakiaMediaStream *stream); -static void priv_update_sending (RakiaMediaStream *stream, - TpMediaStreamDirection direction); -static void priv_emit_local_ready (RakiaMediaStream *stream); - -/*********************************************************************** - * Set: Gobject interface - ***********************************************************************/ - -static void -rakia_media_stream_init (RakiaMediaStream *self) -{ - RakiaMediaStreamPrivate *priv = G_TYPE_INSTANCE_GET_PRIVATE ((self), - RAKIA_TYPE_MEDIA_STREAM, RakiaMediaStreamPrivate); - - self->priv = priv; -} - -static void -rakia_media_stream_constructed (GObject *obj) -{ - RakiaMediaStreamPrivate *priv = RAKIA_MEDIA_STREAM_GET_PRIVATE ( - RAKIA_MEDIA_STREAM (obj)); - GObjectClass *parent_object_class = - G_OBJECT_CLASS (rakia_media_stream_parent_class); - - /* call base class method */ - if (parent_object_class->constructed != NULL) - parent_object_class->constructed (obj); - - /* XXX: overloading the remote pending send flag to check - * if this is a locally offered stream. The code creating such streams - * always sets the flag, because the remote end is supposed to decide - * whether it wants to send. - * This may look weird during a local hold. However, the pending flag - * will be harmlessly cleared once the offer-answer is complete. */ - if ((priv->direction & TP_MEDIA_STREAM_DIRECTION_SEND) != 0 - && (priv->pending_send_flags & TP_MEDIA_STREAM_PENDING_REMOTE_SEND) != 0) - { - /* Block sending until the stream is remotely accepted */ - priv->pending_remote_receive = TRUE; - } - - g_signal_connect_object (priv->media, "remote-candidates-updated", - G_CALLBACK (push_remote_candidates), obj, G_CONNECT_SWAPPED); - g_signal_connect_object (priv->media, "remote-codecs-updated", - G_CALLBACK (push_remote_codecs), obj, G_CONNECT_SWAPPED); - - /* go for the bus */ - g_assert (TP_IS_DBUS_DAEMON (priv->dbus_daemon)); - tp_dbus_daemon_register_object (priv->dbus_daemon, priv->object_path, obj); -} - -static void -rakia_media_stream_get_property (GObject *object, - guint property_id, - GValue *value, - GParamSpec *pspec) -{ - RakiaMediaStream *stream = RAKIA_MEDIA_STREAM (object); - RakiaMediaStreamPrivate *priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (stream); - - switch (property_id) - { - case PROP_DBUS_DAEMON: - g_value_set_object (value, priv->dbus_daemon); - break; - case PROP_MEDIA_SESSION: - g_value_set_object (value, priv->session); - break; - case PROP_OBJECT_PATH: - g_value_set_string (value, priv->object_path); - break; - case PROP_ID: - g_value_set_uint (value, priv->id); - break; - case PROP_MEDIA_TYPE: - g_value_set_uint (value, priv->media_type); - break; - case PROP_SIP_MEDIA: - g_value_set_object (value, priv->media); - break; - case PROP_STATE: - g_value_set_uint (value, priv->state); - break; - case PROP_DIRECTION: - g_value_set_uint (value, priv->direction); - break; - case PROP_PENDING_SEND_FLAGS: - g_value_set_uint (value, priv->pending_send_flags); - break; - case PROP_HOLD_STATE: - g_value_set_boolean (value, priv->hold_state); - break; - case PROP_CREATED_LOCALLY: - g_value_set_boolean (value, priv->created_locally); - break; - case PROP_NAT_TRAVERSAL: - g_value_set_static_string (value, "none"); - break; - case PROP_STUN_SERVERS: - g_return_if_fail (priv->session != NULL); - g_object_get_property (G_OBJECT (priv->session), "stun-servers", value); - break; - case PROP_RELAY_INFO: - g_value_set_static_boxed (value, rakia_media_stream_relay_info_empty); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); - } -} - -static void -rakia_media_stream_set_property (GObject *object, - guint property_id, - const GValue *value, - GParamSpec *pspec) -{ - RakiaMediaStream *stream = RAKIA_MEDIA_STREAM (object); - RakiaMediaStreamPrivate *priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (stream); - - switch (property_id) - { - case PROP_DBUS_DAEMON: - g_assert (priv->dbus_daemon == NULL); /* construct-only */ - priv->dbus_daemon = g_value_dup_object (value); - break; - case PROP_MEDIA_SESSION: - priv->session = g_value_get_object (value); - break; - case PROP_OBJECT_PATH: - g_free (priv->object_path); - priv->object_path = g_value_dup_string (value); - break; - case PROP_ID: - priv->id = g_value_get_uint (value); - break; - case PROP_MEDIA_TYPE: - priv->media_type = g_value_get_uint (value); - break; - case PROP_SIP_MEDIA: - priv->media = g_value_dup_object (value); - break; - case PROP_STATE: - priv->state = g_value_get_uint (value); - break; - case PROP_DIRECTION: - priv->direction = g_value_get_uint (value); - break; - case PROP_PENDING_SEND_FLAGS: - priv->pending_send_flags = g_value_get_uint (value); - break; - case PROP_HOLD_STATE: - priv->hold_state = g_value_get_boolean (value); - break; - case PROP_CREATED_LOCALLY: - priv->created_locally = g_value_get_boolean (value); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); - } -} - -static void rakia_media_stream_dispose (GObject *object); -static void rakia_media_stream_finalize (GObject *object); - -static void -rakia_media_stream_class_init (RakiaMediaStreamClass *klass) -{ - static TpDBusPropertiesMixinPropImpl stream_handler_props[] = { - { "CreatedLocally", "created-locally", NULL }, - { "NATTraversal", "nat-traversal", NULL }, - { "STUNServers", "stun-servers", NULL }, - { "RelayInfo", "relay-info", NULL }, - { NULL } - }; - - static TpDBusPropertiesMixinIfaceImpl prop_interfaces[] = { - { TP_IFACE_MEDIA_STREAM_HANDLER, - tp_dbus_properties_mixin_getter_gobject_properties, - NULL, - stream_handler_props, - }, - { NULL } - }; - - GObjectClass *object_class = G_OBJECT_CLASS (klass); - GType stream_type = G_OBJECT_CLASS_TYPE (klass); - GParamSpec *param_spec; - - g_type_class_add_private (klass, sizeof (RakiaMediaStreamPrivate)); - - object_class->constructed = rakia_media_stream_constructed; - - object_class->get_property = rakia_media_stream_get_property; - object_class->set_property = rakia_media_stream_set_property; - - object_class->dispose = rakia_media_stream_dispose; - object_class->finalize = rakia_media_stream_finalize; - - param_spec = g_param_spec_object ("dbus-daemon", "TpDBusDaemon", - "Connection to D-Bus.", TP_TYPE_DBUS_DAEMON, - G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); - g_object_class_install_property (object_class, PROP_DBUS_DAEMON, param_spec); - - param_spec = g_param_spec_object ("media-session", "RakiaMediaSession object", - "SIP media session object that owns this media stream object.", - RAKIA_TYPE_MEDIA_SESSION, - G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); - g_object_class_install_property (object_class, PROP_MEDIA_SESSION, param_spec); - - param_spec = g_param_spec_string ("object-path", "D-Bus object path", - "The D-Bus object path used for this object on the bus.", - NULL, - G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); - g_object_class_install_property (object_class, PROP_OBJECT_PATH, param_spec); - - param_spec = g_param_spec_uint ("id", "Stream ID", - "A stream number for the stream used in the D-Bus API.", - 0, G_MAXUINT, - 0, - G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); - g_object_class_install_property (object_class, PROP_ID, param_spec); - - param_spec = g_param_spec_uint ("media-type", "Stream media type", - "A constant indicating which media type the stream carries.", - TP_MEDIA_STREAM_TYPE_AUDIO, TP_MEDIA_STREAM_TYPE_VIDEO, - TP_MEDIA_STREAM_TYPE_AUDIO, - G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); - g_object_class_install_property (object_class, PROP_MEDIA_TYPE, param_spec); - - - param_spec = g_param_spec_object ("sip-media", "RakiaSipMedia object", - "SIP media session object that owns this media stream object.", - RAKIA_TYPE_MEDIA_SESSION, - G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); - g_object_class_install_property (object_class, PROP_MEDIA_SESSION, param_spec); - - - param_spec = g_param_spec_uint ("state", "Connection state", - "Connection state of the media stream", - TP_MEDIA_STREAM_STATE_DISCONNECTED, TP_MEDIA_STREAM_STATE_CONNECTED, - TP_MEDIA_STREAM_STATE_DISCONNECTED, - G_PARAM_CONSTRUCT | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); - g_object_class_install_property (object_class, PROP_STATE, param_spec); - - /* We don't change the following two as individual properties - * after construction, use rakia_media_stream_set_direction() */ - - param_spec = g_param_spec_uint ("direction", "Stream direction", - "A value indicating the current direction of the stream", - TP_MEDIA_STREAM_DIRECTION_NONE, TP_MEDIA_STREAM_DIRECTION_BIDIRECTIONAL, - TP_MEDIA_STREAM_DIRECTION_BIDIRECTIONAL, - G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); - g_object_class_install_property (object_class, PROP_DIRECTION, param_spec); - - param_spec = g_param_spec_uint ("pending-send-flags", "Pending send flags", - "Flags indicating the current pending send state of the stream", - 0, - TP_MEDIA_STREAM_PENDING_LOCAL_SEND | TP_MEDIA_STREAM_PENDING_REMOTE_SEND, - 0, - G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); - g_object_class_install_property (object_class, - PROP_PENDING_SEND_FLAGS, - param_spec); - - param_spec = g_param_spec_boolean ("hold-state", "Hold state", - "Hold state of the media stream as reported by the stream engine", - FALSE, - G_PARAM_CONSTRUCT | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); - g_object_class_install_property (object_class, - PROP_HOLD_STATE, - param_spec); - - param_spec = g_param_spec_boolean ("created-locally", "Created locally?", - "True if this stream was created by the local user", FALSE, - G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); - g_object_class_install_property (object_class, PROP_CREATED_LOCALLY, - param_spec); - - param_spec = g_param_spec_string ("nat-traversal", "NAT traversal", - "NAT traversal mechanism for this stream", NULL, - G_PARAM_READABLE | G_PARAM_STATIC_STRINGS); - g_object_class_install_property (object_class, PROP_NAT_TRAVERSAL, - param_spec); - - param_spec = g_param_spec_boxed ("stun-servers", "STUN servers", - "Array of IP address-port pairs for available STUN servers", - TP_ARRAY_TYPE_SOCKET_ADDRESS_IP_LIST, - G_PARAM_READABLE | G_PARAM_STATIC_STRINGS); - g_object_class_install_property (object_class, PROP_STUN_SERVERS, param_spec); - - param_spec = g_param_spec_boxed ("relay-info", "Relay info", - "Array of mappings containing relay server information", - TP_ARRAY_TYPE_STRING_VARIANT_MAP_LIST, - G_PARAM_READABLE | G_PARAM_STATIC_STRINGS); - g_object_class_install_property (object_class, PROP_RELAY_INFO, param_spec); - - rakia_media_stream_relay_info_empty = g_ptr_array_new (); - - /* signals not exported by DBus interface */ - signals[SIG_READY] = - g_signal_new ("ready", - stream_type, - G_SIGNAL_RUN_LAST | G_SIGNAL_DETAILED, - 0, - NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, 0); - - signals[SIG_SUPPORTED_CODECS] = - g_signal_new ("supported-codecs", - stream_type, - G_SIGNAL_RUN_LAST | G_SIGNAL_DETAILED, - 0, - NULL, NULL, - g_cclosure_marshal_VOID__UINT, - G_TYPE_NONE, 1, G_TYPE_UINT); - - signals[SIG_STATE_CHANGED] = - g_signal_new ("state-changed", - stream_type, - G_SIGNAL_RUN_LAST | G_SIGNAL_DETAILED, - 0, - NULL, NULL, - g_cclosure_marshal_VOID__UINT, - G_TYPE_NONE, 1, G_TYPE_UINT); - - signals[SIG_DIRECTION_CHANGED] = - g_signal_new ("direction-changed", - stream_type, - G_SIGNAL_RUN_LAST | G_SIGNAL_DETAILED, - 0, - NULL, NULL, - _rakia_marshal_VOID__UINT_UINT, - G_TYPE_NONE, 2, G_TYPE_UINT, G_TYPE_UINT); - - signals[SIG_LOCAL_MEDIA_UPDATED] = - g_signal_new ("local-media-updated", - stream_type, - G_SIGNAL_RUN_LAST | G_SIGNAL_DETAILED, - 0, - NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, 0); - - signals[SIG_UNHOLD_FAILURE] = - g_signal_new ("unhold-failure", - stream_type, - G_SIGNAL_RUN_LAST | G_SIGNAL_DETAILED, - 0, - NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, 0); - - klass->dbus_props_class.interfaces = prop_interfaces; - tp_dbus_properties_mixin_class_init (object_class, - G_STRUCT_OFFSET (RakiaMediaStreamClass, dbus_props_class)); -} - -void -rakia_media_stream_dispose (GObject *object) -{ - RakiaMediaStream *self = RAKIA_MEDIA_STREAM (object); - RakiaMediaStreamPrivate *priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (self); - - if (priv->dispose_has_run) - return; - - priv->dispose_has_run = TRUE; - - tp_clear_object (&priv->media); - tp_clear_object (&priv->dbus_daemon); - - if (G_OBJECT_CLASS (rakia_media_stream_parent_class)->dispose) - G_OBJECT_CLASS (rakia_media_stream_parent_class)->dispose (object); - - DEBUG ("exit"); -} - -void -rakia_media_stream_finalize (GObject *object) -{ - RakiaMediaStream *self = RAKIA_MEDIA_STREAM (object); - RakiaMediaStreamPrivate *priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (self); - - /* free any data held directly by the object here */ - g_free (priv->object_path); - - - g_free (priv->native_candidate_id); - g_free (priv->remote_candidate_id); - - G_OBJECT_CLASS (rakia_media_stream_parent_class)->finalize (object); - - DEBUG ("exit"); -} - -/*********************************************************************** - * Set: Media.StreamHandler interface implementation (same for 0.12/0.13???) - ***********************************************************************/ - -/** - * rakia_media_stream_error - * - * Implements DBus method Error - * on interface org.freedesktop.Telepathy.Media.StreamHandler - */ -static void -rakia_media_stream_error (TpSvcMediaStreamHandler *iface, - guint errno, - const gchar *message, - DBusGMethodInvocation *context) -{ - RakiaMediaStream *self = RAKIA_MEDIA_STREAM (iface); - - STREAM_DEBUG (self, "StreamHandler.Error called: %u %s", errno, message); - - rakia_media_stream_close (self); - - tp_svc_media_stream_handler_return_from_error (context); -} - -/** - * rakia_media_stream_native_candidates_prepared - * - * Implements DBus method NativeCandidatesPrepared - * on interface org.freedesktop.Telepathy.Media.StreamHandler - */ -static void -rakia_media_stream_native_candidates_prepared (TpSvcMediaStreamHandler *iface, - DBusGMethodInvocation *context) -{ - /* purpose: "Informs the connection manager that all possible native candisates - * have been discovered for the moment." - */ - - RakiaMediaStream *obj = RAKIA_MEDIA_STREAM (iface); - RakiaMediaStreamPrivate *priv = obj->priv; - - STREAM_DEBUG(obj, "Media.StreamHandler.NativeCandidatesPrepared called"); - - priv->native_cands_prepared = TRUE; - - rakia_sip_media_local_candidates_prepared (priv->media); - - if (priv->native_codecs_prepared) - priv_emit_local_ready (obj); - - tp_svc_media_stream_handler_return_from_native_candidates_prepared (context); -} - - -/** - * rakia_media_stream_new_active_candidate_pair - * - * Implements DBus method NewActiveCandidatePair - * on interface org.freedesktop.Telepathy.Media.StreamHandler - */ -static void -rakia_media_stream_new_active_candidate_pair (TpSvcMediaStreamHandler *iface, - const gchar *native_candidate_id, - const gchar *remote_candidate_id, - DBusGMethodInvocation *context) -{ - RakiaMediaStream *self = RAKIA_MEDIA_STREAM (iface); - RakiaMediaStreamPrivate *priv = self->priv; - - STREAM_DEBUG (self, "stream engine reported new active candidate pair %s-%s", - native_candidate_id, remote_candidate_id); - - if (priv->remote_candidate_id == NULL - || strcmp (priv->remote_candidate_id, remote_candidate_id)) - { - GError *err; - err = g_error_new (TP_ERRORS, - TP_ERROR_INVALID_ARGUMENT, - "Remote candidate ID does not match the locally " - "stored data"); - dbus_g_method_return_error (context, err); - g_error_free (err); - return; - } - - tp_svc_media_stream_handler_return_from_new_active_candidate_pair (context); -} - - -/** - * rakia_media_stream_new_native_candidate - * - * Implements DBus method NewNativeCandidate - * on interface org.freedesktop.Telepathy.Media.StreamHandler - */ -static void -rakia_media_stream_new_native_candidate (TpSvcMediaStreamHandler *iface, - const gchar *candidate_id, - const GPtrArray *transports, - DBusGMethodInvocation *context) -{ - RakiaMediaStream *obj = RAKIA_MEDIA_STREAM (iface); - RakiaMediaStreamPrivate *priv; - GValue transport = { 0, }; - guint i; - - priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (obj); - - g_return_if_fail (transports->len >= 1); - - - /* Rate the preferability of the address */ - g_value_init (&transport, TP_STRUCT_TYPE_MEDIA_STREAM_HANDLER_TRANSPORT); - - for (i = 0; i < transports->len; i++) - { - RakiaSipCandidate *sipcandidate; - guint tr_component; - guint tr_proto = G_MAXUINT; - gchar *tr_ip; - guint tr_port; - gdouble tr_preference; - - g_value_set_static_boxed (&transport, - g_ptr_array_index (transports, i)); - - /* Find the RTP component */ - dbus_g_type_struct_get (&transport, - 0, &tr_component, - 1, &tr_ip, - 2, &tr_port, - 3, &tr_proto, - 6, &tr_preference, - G_MAXUINT); - - if (tr_proto != TP_MEDIA_STREAM_BASE_PROTO_UDP) - continue; - - sipcandidate = rakia_sip_candidate_new (tr_component, - tr_ip, tr_port, candidate_id, (guint) tr_preference * 65536); - - g_free (tr_ip); - - rakia_sip_media_take_local_candidate (priv->media, sipcandidate); - } - - - STREAM_DEBUG(obj, "put native candidate '%s' into cache", candidate_id); - - tp_svc_media_stream_handler_return_from_new_native_candidate (context); -} - -static void -priv_set_local_codecs (RakiaMediaStream *self, - const GPtrArray *codecs) -{ - RakiaMediaStreamPrivate *priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (self); - GPtrArray *sipcodecs = g_ptr_array_new_with_free_func ( - (GDestroyNotify)rakia_sip_codec_free); - GValue codec = { 0, }; - gchar *co_name = NULL; - guint co_id; - guint co_type; - guint co_clockrate; - guint co_channels; - GHashTable *co_params = NULL; - guint i; - STREAM_DEBUG(self, "putting list of %d locally supported codecs into cache", - codecs->len); - - g_value_init (&codec, TP_STRUCT_TYPE_MEDIA_STREAM_HANDLER_CODEC); - - for (i = 0; i < codecs->len; i++) - { - RakiaSipCodec *sipcodec; - GHashTableIter iter; - gpointer key, value; - - g_value_set_static_boxed (&codec, g_ptr_array_index (codecs, i)); - - dbus_g_type_struct_get (&codec, - 0, &co_id, - 1, &co_name, - 2, &co_type, - 3, &co_clockrate, - 4, &co_channels, - 5, &co_params, - G_MAXUINT); - - sipcodec = rakia_sip_codec_new (co_id, co_name, co_clockrate, - co_channels); - - g_hash_table_iter_init (&iter, co_params); - while (g_hash_table_iter_next (&iter, &key, &value)) - { - rakia_sip_codec_add_param (sipcodec, key, value); - } - - g_ptr_array_add (sipcodecs, sipcodec); - - g_free (co_name); - co_name = NULL; - g_hash_table_unref (co_params); - co_params = NULL; - } - - rakia_sip_media_take_local_codecs (priv->media, sipcodecs); - - priv->native_codecs_prepared = TRUE; - if (priv->native_cands_prepared) - priv_emit_local_ready (self); -} - -static void -rakia_media_stream_codecs_updated (TpSvcMediaStreamHandler *iface, - const GPtrArray *codecs, - DBusGMethodInvocation *context) -{ - RakiaMediaStream *self = RAKIA_MEDIA_STREAM (iface); - RakiaMediaStreamPrivate *priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (self); - - if (!priv->native_codecs_prepared) - { - GError e = { TP_ERRORS, TP_ERROR_NOT_AVAILABLE, - "CodecsUpdated may not be called before codecs have been provided " - "with SetLocalCodecs or Ready" }; - - STREAM_DEBUG (self, - "CodecsUpdated called before SetLocalCodecs or Ready"); - - dbus_g_method_return_error (context, &e); - } - else - { - STREAM_DEBUG (self, "putting list of %d locally supported " - "codecs from CodecsUpdated into cache", codecs->len); - priv_set_local_codecs (self, codecs); - - if (priv->native_cands_prepared) - g_signal_emit (self, signals[SIG_LOCAL_MEDIA_UPDATED], 0); - - tp_svc_media_stream_handler_return_from_codecs_updated (context); - } -} - -/** - * rakia_media_stream_ready - * - * Implements DBus method Ready - * on interface org.freedesktop.Telepathy.Media.StreamHandler - */ -static void -rakia_media_stream_ready (TpSvcMediaStreamHandler *iface, - const GPtrArray *codecs, - DBusGMethodInvocation *context) -{ - /* purpose: "Inform the connection manager that a client is ready to handle - * this StreamHandler. Also provide it with info about all supported - * codecs." - * - * - note, with SIP we don't send the invite just yet (we need - * candidates first - */ - - RakiaMediaStream *obj = RAKIA_MEDIA_STREAM (iface); - RakiaMediaStreamPrivate *priv = obj->priv; - - STREAM_DEBUG (obj, "Media.StreamHandler.Ready called"); - - if (priv->ready_received) - { - STREAM_MESSAGE (obj, "Ready called more than once"); - tp_svc_media_stream_handler_return_from_ready (context); - return; - } - - priv->ready_received = TRUE; - - if (codecs->len != 0) - priv_set_local_codecs (obj, codecs); - - /* Push the initial sending/playing state */ - tp_svc_media_stream_handler_emit_set_stream_playing ( - iface, priv->playing); - tp_svc_media_stream_handler_emit_set_stream_sending ( - iface, priv->sending); - - if (priv->push_remote_cands_pending) - { - priv->push_remote_cands_pending = FALSE; - push_remote_candidates (obj); - } - if (priv->push_remote_codecs_pending) - { - priv->push_remote_codecs_pending = FALSE; - push_remote_codecs (obj); - } - - - rakia_media_stream_set_playing (obj, TRUE); - - tp_svc_media_stream_handler_return_from_ready (context); -} - -static void -rakia_media_stream_set_local_codecs (TpSvcMediaStreamHandler *iface, - const GPtrArray *codecs, - DBusGMethodInvocation *context) -{ - priv_set_local_codecs (RAKIA_MEDIA_STREAM (iface), codecs); - tp_svc_media_stream_handler_return_from_set_local_codecs (context); -} - -/** - * rakia_media_stream_stream_state - * - * Implements DBus method StreamState - * on interface org.freedesktop.Telepathy.Media.StreamHandler - */ -static void -rakia_media_stream_stream_state (TpSvcMediaStreamHandler *iface, - guint state, - DBusGMethodInvocation *context) -{ - /* purpose: "Informs the connection manager of the stream's current state - * State is as specified in *ChannelTypeStreamedMedia::GetStreams." - * - * - set the stream state for session - */ - - RakiaMediaStream *obj = RAKIA_MEDIA_STREAM (iface); - RakiaMediaStreamPrivate *priv; - priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (obj); - - if (priv->state != state) - { - STREAM_DEBUG (obj, "stream state change %u -> %u", priv->state, state); - priv->state = state; - g_signal_emit (obj, signals[SIG_STATE_CHANGED], 0, state); - } - - tp_svc_media_stream_handler_return_from_stream_state (context); -} - -/** - * rakia_media_stream_supported_codecs - * - * Implements DBus method SupportedCodecs - * on interface org.freedesktop.Telepathy.Media.StreamHandler - */ -static void -rakia_media_stream_supported_codecs (TpSvcMediaStreamHandler *iface, - const GPtrArray *codecs, - DBusGMethodInvocation *context) -{ - /* purpose: "Inform the connection manager of the supported codecs for this session. - * This is called after the connection manager has emitted SetRemoteCodecs - * to notify what codecs are supported by the peer, and will thus be an - * intersection of all locally supported codecs (passed to Ready) - * and those supported by the peer." - * - * - emit SupportedCodecs - */ - - RakiaMediaStream *self = RAKIA_MEDIA_STREAM (iface); - RakiaMediaStreamPrivate *priv; - priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (self); - - STREAM_DEBUG (self, - "got codec intersection containing %u codecs from stream-engine", - codecs->len); - - /* Save the local codecs, but avoid triggering a new - * session update at this point. If the stream engine have changed any codec - * parameters, it is supposed to follow up with CodecsUpdated. */ - priv_set_local_codecs (self, codecs); - - if (priv->codec_intersect_pending) - { - if (priv->push_remote_codecs_pending) - { - /* The remote codec list has been updated since the intersection - * has started, plunge into a new intersection immediately */ - priv->push_remote_codecs_pending = FALSE; - push_remote_codecs (self); - } - else - { - priv->codec_intersect_pending = FALSE; - g_signal_emit (self, signals[SIG_SUPPORTED_CODECS], 0, codecs->len); - } - } - else - WARNING("SupportedCodecs called when no intersection is ongoing"); - - tp_svc_media_stream_handler_return_from_supported_codecs (context); -} - -static void -rakia_media_stream_hold_state (TpSvcMediaStreamHandler *self, - gboolean held, - DBusGMethodInvocation *context) -{ - g_object_set (self, "hold-state", held, NULL); - tp_svc_media_stream_handler_return_from_hold_state (context); -} - -static void -rakia_media_stream_unhold_failure (TpSvcMediaStreamHandler *self, - DBusGMethodInvocation *context) -{ - /* Not doing anything to hold_state or requested_hold_state, - * because the session is going to put all streams on hold after getting - * the signal below */ - - g_signal_emit (self, signals[SIG_UNHOLD_FAILURE], 0); - tp_svc_media_stream_handler_return_from_unhold_failure (context); -} - -/*********************************************************************** - * Helper functions follow (not based on generated templates) - ***********************************************************************/ - -guint -rakia_media_stream_get_id (RakiaMediaStream *self) -{ - RakiaMediaStreamPrivate *priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (self); - return priv->id; -} - -guint -rakia_media_stream_get_media_type (RakiaMediaStream *self) -{ - RakiaMediaStreamPrivate *priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (self); - return priv->media_type; -} - -void -rakia_media_stream_close (RakiaMediaStream *self) -{ - tp_svc_media_stream_handler_emit_close (self); -} - -/* - * Returns stream direction as requested by the latest local or remote - * direction change. - */ -static TpMediaStreamDirection -priv_get_requested_direction (RakiaMediaStreamPrivate *priv) -{ - TpMediaStreamDirection direction; - - direction = priv->direction; - if ((priv->pending_send_flags & TP_MEDIA_STREAM_PENDING_LOCAL_SEND) != 0) - direction |= TP_MEDIA_STREAM_DIRECTION_SEND; - return direction; -} - -/** - * Converts a sofia-sip media type enum to Telepathy media type. - * See <sofia-sip/sdp.h> and <telepathy-constants.h>. - * - * @return G_MAXUINT if the media type cannot be mapped - */ -guint -rakia_tp_media_type (sdp_media_e sip_mtype) -{ - switch (sip_mtype) - { - case sdp_media_audio: return TP_MEDIA_STREAM_TYPE_AUDIO; - case sdp_media_video: return TP_MEDIA_STREAM_TYPE_VIDEO; - default: return G_MAXUINT; - } -} - - -/** - * Sets the media state to playing or non-playing. When not playing, - * received RTP packets may not be played locally. - */ -void rakia_media_stream_set_playing (RakiaMediaStream *stream, gboolean playing) -{ - RakiaMediaStreamPrivate *priv; - priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (stream); - - if (same_boolean (priv->playing, playing)) - return; - - STREAM_DEBUG (stream, "set playing to %s", playing? "TRUE" : "FALSE"); - - priv->playing = playing; - - if (priv->ready_received) - tp_svc_media_stream_handler_emit_set_stream_playing ( - (TpSvcMediaStreamHandler *)stream, playing); -} - -/** - * Sets the media state to sending or non-sending. When not sending, - * captured media are not sent over the network. - */ -void -rakia_media_stream_set_sending (RakiaMediaStream *stream, gboolean sending) -{ - RakiaMediaStreamPrivate *priv; - priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (stream); - - if (same_boolean(priv->sending, sending)) - return; - - STREAM_DEBUG (stream, "set sending to %s", sending? "TRUE" : "FALSE"); - - priv->sending = sending; - - if (priv->ready_received) - tp_svc_media_stream_handler_emit_set_stream_sending ( - (TpSvcMediaStreamHandler *)stream, sending); -} - -static void -priv_update_sending (RakiaMediaStream *stream, - TpMediaStreamDirection direction) -{ - RakiaMediaStreamPrivate *priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (stream); - gboolean sending = TRUE; - - /* XXX: the pending send flag check is probably an overkill - * considering that effective sending direction and pending send should be - * mutually exclusive */ - if ((direction & TP_MEDIA_STREAM_DIRECTION_SEND) == 0 - || priv->pending_remote_receive - || (priv->pending_send_flags & TP_MEDIA_STREAM_PENDING_LOCAL_SEND) != 0 - || !rakia_media_session_is_accepted (priv->session)) - { - sending = FALSE; - } - - rakia_media_stream_set_sending (stream, sending); -} - -void -rakia_media_stream_set_direction (RakiaMediaStream *stream, - TpMediaStreamDirection direction, - guint pending_send_mask) -{ - RakiaMediaStreamPrivate *priv; - guint pending_send_flags; - TpMediaStreamDirection old_sdp_direction; - - priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (stream); - pending_send_flags = priv->pending_send_flags & pending_send_mask; - - if ((direction & TP_MEDIA_STREAM_DIRECTION_SEND) == 0) - { - /* We won't be sending, clear the pending local send flag */ - pending_send_flags &= ~TP_MEDIA_STREAM_PENDING_LOCAL_SEND; - } - else if ((direction & TP_MEDIA_STREAM_DIRECTION_SEND & ~priv->direction) != 0) - { - /* We are requested to start sending, but... */ - if ((pending_send_mask - & TP_MEDIA_STREAM_PENDING_LOCAL_SEND) != 0) - { - /* ... but we need to confirm this with the client. - * Clear the sending bit and set the pending send flag. */ - direction &= ~(guint)TP_MEDIA_STREAM_DIRECTION_SEND; - pending_send_flags |= TP_MEDIA_STREAM_PENDING_LOCAL_SEND; - } - if ((pending_send_mask - & TP_MEDIA_STREAM_PENDING_REMOTE_SEND) != 0 - && (priv->pending_send_flags - & TP_MEDIA_STREAM_PENDING_LOCAL_SEND) == 0) - { - g_assert ((priv_get_requested_direction (priv) & TP_MEDIA_STREAM_DIRECTION_SEND) == 0); - - /* ... but the caller wants to agree with the remote - * end first. Block the stream handler from sending for now. */ - priv->pending_remote_receive = TRUE; - } - } - - if ((direction & TP_MEDIA_STREAM_DIRECTION_RECEIVE) == 0) - { - /* We are not going to receive, clear the pending remote send flag */ - pending_send_flags &= ~TP_MEDIA_STREAM_PENDING_REMOTE_SEND; - } - else if ((direction & TP_MEDIA_STREAM_DIRECTION_RECEIVE & ~priv->direction) != 0 - && (pending_send_mask - & TP_MEDIA_STREAM_PENDING_REMOTE_SEND) != 0) - { - /* We're requested to start receiving, but the remote end did not - * confirm if it will send. Set the pending send flag. */ - pending_send_flags |= TP_MEDIA_STREAM_PENDING_REMOTE_SEND; - } - - if (priv->direction == direction - && priv->pending_send_flags == pending_send_flags) - return; - - old_sdp_direction = priv_get_requested_direction (priv); - - priv->direction = direction; - priv->pending_send_flags = pending_send_flags; - - STREAM_DEBUG (stream, "set direction %u, pending send flags %u", priv->direction, priv->pending_send_flags); - - g_signal_emit (stream, signals[SIG_DIRECTION_CHANGED], 0, - priv->direction, priv->pending_send_flags); - - priv_update_sending (stream, priv->direction); - - if (priv->native_cands_prepared - && priv->native_codecs_prepared - && priv_get_requested_direction (priv) - != old_sdp_direction) - g_signal_emit (stream, signals[SIG_LOCAL_MEDIA_UPDATED], 0); -} - -/* - * Clears the pending send flag(s) present in @pending_send_mask. - * If #TP_MEDIA_STREAM_PENDING_LOCAL_SEND is thus cleared, - * enable the sending bit in the stream direction. - * If @pending_send_mask has #TP_MEDIA_STREAM_PENDING_REMOTE_SEND flag set, - * also start sending if agreed by the stream direction. - */ -void -rakia_media_stream_apply_pending_direction (RakiaMediaStream *stream, - guint pending_send_mask) -{ - RakiaMediaStreamPrivate *priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (stream); - guint flags; - - - /* Don't apply pending send for new streams that haven't been negotiated */ - //if (priv->remote_media == NULL) - // return; - - /* Remember the flags that got changes and then clear the set */ - flags = (priv->pending_send_flags & pending_send_mask); - priv->pending_send_flags &= ~pending_send_mask; - - if (flags != 0) - { - if ((flags & TP_MEDIA_STREAM_PENDING_LOCAL_SEND) != 0) - priv->direction |= TP_MEDIA_STREAM_DIRECTION_SEND; - - STREAM_DEBUG (stream, "set direction %u, pending send flags %u", priv->direction, priv->pending_send_flags); - - g_signal_emit (stream, signals[SIG_DIRECTION_CHANGED], 0, - priv->direction, priv->pending_send_flags); - } - - if ((pending_send_mask & TP_MEDIA_STREAM_PENDING_REMOTE_SEND) != 0) - { - priv->pending_remote_receive = FALSE; - STREAM_DEBUG (stream, "remote end ready to receive"); - } - - /* Always check to enable sending because the session could become accepted */ - priv_update_sending (stream, priv->direction); -} - -TpMediaStreamDirection -rakia_media_stream_get_requested_direction (RakiaMediaStream *self) -{ - return priv_get_requested_direction (RAKIA_MEDIA_STREAM_GET_PRIVATE (self)); -} - -/** - * Returns true if the stream has a valid SDP description and - * connection has been established with the stream engine. - */ -gboolean rakia_media_stream_is_local_ready (RakiaMediaStream *self) -{ - RakiaMediaStreamPrivate *priv = self->priv; - return (priv->ready_received && priv->native_cands_prepared - && priv->native_codecs_prepared); -} - -gboolean -rakia_media_stream_is_codec_intersect_pending (RakiaMediaStream *self) -{ - RakiaMediaStreamPrivate *priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (self); - return priv->codec_intersect_pending; -} - -void -rakia_media_stream_start_telephony_event (RakiaMediaStream *self, guchar event) -{ - tp_svc_media_stream_handler_emit_start_telephony_event ( - (TpSvcMediaStreamHandler *)self, event); -} - -void -rakia_media_stream_stop_telephony_event (RakiaMediaStream *self) -{ - tp_svc_media_stream_handler_emit_stop_telephony_event ( - (TpSvcMediaStreamHandler *)self); -} - -gboolean -rakia_media_stream_request_hold_state (RakiaMediaStream *self, gboolean hold) -{ - RakiaMediaStreamPrivate *priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (self); - - if ((!priv->requested_hold_state) != (!hold)) - { - priv->requested_hold_state = hold; - tp_svc_media_stream_handler_emit_set_stream_held (self, hold); - return TRUE; - } - return FALSE; -} - -static void -priv_emit_local_ready (RakiaMediaStream *self) -{ - /* Trigger any session updates that are due in the current session state */ - g_signal_emit (self, signals[SIG_LOCAL_MEDIA_UPDATED], 0); - g_signal_emit (self, signals[SIG_READY], 0); -} - -/** - * Notify StreamEngine of remote codecs. - * - * @pre Ready signal must be receiveid (priv->ready_received) - */ -static void push_remote_codecs (RakiaMediaStream *stream) -{ - RakiaMediaStreamPrivate *priv; - GPtrArray *codecs; - GType codecs_type; - GType codec_type; - GPtrArray *sipcodecs; - guint i, j; - - DEBUG ("enter"); - - priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (stream); - - sipcodecs = rakia_sip_media_get_remote_codecs (priv->media); - if (sipcodecs == NULL) - { - STREAM_DEBUG (stream, "remote media description is not received yet"); - return; - } - - if (!priv->ready_received) - { - STREAM_DEBUG (stream, "the stream engine is not ready, SetRemoteCodecs is pending"); - priv->push_remote_codecs_pending = TRUE; - return; - } - - codec_type = TP_STRUCT_TYPE_MEDIA_STREAM_HANDLER_CODEC; - codecs_type = TP_ARRAY_TYPE_MEDIA_STREAM_HANDLER_CODEC_LIST; - - codecs = dbus_g_type_specialized_construct (codecs_type); - - for (i = 0; i < sipcodecs->len; i++) - { - GValue codec = { 0, }; - GHashTable *opt_params; - RakiaSipCodec *sipcodec = g_ptr_array_index (sipcodecs, i); - - g_value_init (&codec, codec_type); - g_value_take_boxed (&codec, - dbus_g_type_specialized_construct (codec_type)); - - opt_params = g_hash_table_new (g_str_hash, g_str_equal); - if (sipcodec->params) - { - for (j = 0; j < sipcodec->params->len; j++) - { - RakiaSipCodecParam *param = - g_ptr_array_index (sipcodec->params, j); - - g_hash_table_insert (opt_params, param->name, param->value); - } - } - - dbus_g_type_struct_set (&codec, - /* payload type: */ - 0, sipcodec->id, - /* encoding name: */ - 1, sipcodec->encoding_name, - /* media type */ - 2, (guint)priv->media_type, - /* clock-rate */ - 3, sipcodec->clock_rate, - /* number of supported channels: */ - 4, sipcodec->channels, - /* optional params: */ - 5, opt_params, - G_MAXUINT); - - g_hash_table_unref (opt_params); - - g_ptr_array_add (codecs, g_value_get_boxed (&codec)); - } - - - STREAM_DEBUG(stream, "emitting %d remote codecs to the handler", - codecs->len); - - tp_svc_media_stream_handler_emit_set_remote_codecs ( - (TpSvcMediaStreamHandler *)stream, codecs); - - g_boxed_free (codecs_type, codecs); -} - -static void push_remote_candidates (RakiaMediaStream *stream) -{ - RakiaMediaStreamPrivate *priv; - GValue candidate = { 0 }; - GValue transport = { 0 }; - GValue transport_rtcp = { 0 }; - GPtrArray *candidates; - GPtrArray *transports; - GType candidate_type; - GType candidates_type; - GType transport_type; - GType transports_type; - gchar *candidate_id; - GPtrArray *remote_candidates; - RakiaSipCandidate *rtp_cand = NULL; - RakiaSipCandidate *rtcp_cand = NULL; - guint i; - - DEBUG("enter"); - - priv = RAKIA_MEDIA_STREAM_GET_PRIVATE (stream); - - remote_candidates = rakia_sip_media_get_remote_candidates (priv->media); - - if (remote_candidates == NULL) - { - STREAM_DEBUG (stream, "remote media description is not received yet"); - return; - } - - if (!priv->ready_received) - { - STREAM_DEBUG (stream, "the stream engine is not ready, SetRemoteCandidateList is pending"); - priv->push_remote_cands_pending = TRUE; - return; - } - - for (i = 0; i < remote_candidates->len; i++) - { - RakiaSipCandidate *tmpc = g_ptr_array_index (remote_candidates, i); - - if (tmpc->component == 1) - { - rtp_cand = tmpc; - } - else if (tmpc->component == 2) - { - rtcp_cand = tmpc; - } - } - - if (rtp_cand == NULL) - { - STREAM_DEBUG (stream, "no rtp candidate"); - priv->push_remote_cands_pending = TRUE; - return; - } - - transports_type = TP_ARRAY_TYPE_MEDIA_STREAM_HANDLER_TRANSPORT_LIST; - transports = dbus_g_type_specialized_construct (transports_type); - - transport_type = TP_STRUCT_TYPE_MEDIA_STREAM_HANDLER_TRANSPORT; - g_value_init (&transport, transport_type); - g_value_take_boxed (&transport, - dbus_g_type_specialized_construct (transport_type)); - dbus_g_type_struct_set (&transport, - 0, 1, /* component number */ - 1, rtp_cand->ip, - 2, rtp_cand->port, - 3, TP_MEDIA_STREAM_BASE_PROTO_UDP, - 4, "RTP", - 5, "AVP", - /* 6, 0.0f, */ - 7, TP_MEDIA_STREAM_TRANSPORT_TYPE_LOCAL, - /* 8, "", */ - /* 9, "", */ - G_MAXUINT); - - STREAM_DEBUG (stream, "remote RTP address=<%s>, port=<%u>", rtp_cand->ip, - rtp_cand->port); - g_ptr_array_add (transports, g_value_get_boxed (&transport)); - - if (rtcp_cand) - { - g_value_init (&transport_rtcp, transport_type); - g_value_take_boxed (&transport_rtcp, - dbus_g_type_specialized_construct (transport_type)); - dbus_g_type_struct_set (&transport_rtcp, - 0, 2, /* component number */ - 1, rtcp_cand->ip, - 2, rtcp_cand->port, - 3, TP_MEDIA_STREAM_BASE_PROTO_UDP, - 4, "RTP", - 5, "AVP", - /* 6, 0.0f, */ - 7, TP_MEDIA_STREAM_TRANSPORT_TYPE_LOCAL, - /* 8, "", */ - /* 9, "", */ - G_MAXUINT); - - STREAM_DEBUG (stream, "remote RTCP address=<%s>, port=<%u>", - rtcp_cand->ip, rtcp_cand->port); - g_ptr_array_add (transports, g_value_get_boxed (&transport_rtcp)); - } - - g_free (priv->remote_candidate_id); - candidate_id = g_strdup_printf ("L%u", ++priv->remote_candidate_counter); - priv->remote_candidate_id = candidate_id; - - candidate_type = TP_STRUCT_TYPE_MEDIA_STREAM_HANDLER_CANDIDATE; - g_value_init (&candidate, candidate_type); - g_value_take_boxed (&candidate, - dbus_g_type_specialized_construct (candidate_type)); - dbus_g_type_struct_set (&candidate, - 0, candidate_id, - 1, transports, - G_MAXUINT); - - candidates_type = TP_ARRAY_TYPE_MEDIA_STREAM_HANDLER_CANDIDATE_LIST; - candidates = dbus_g_type_specialized_construct (candidates_type); - g_ptr_array_add (candidates, g_value_get_boxed (&candidate)); - - STREAM_DEBUG (stream, "emitting SetRemoteCandidateList with %s", candidate_id); - - tp_svc_media_stream_handler_emit_set_remote_candidate_list ( - (TpSvcMediaStreamHandler *)stream, candidates); - - g_boxed_free (candidates_type, candidates); - g_boxed_free (transports_type, transports); -} - - -static void -stream_handler_iface_init (gpointer g_iface, gpointer iface_data) -{ - TpSvcMediaStreamHandlerClass *klass = (TpSvcMediaStreamHandlerClass *)g_iface; - -#define IMPLEMENT(x) tp_svc_media_stream_handler_implement_##x (\ - klass, (tp_svc_media_stream_handler_##x##_impl) rakia_media_stream_##x) - IMPLEMENT(error); - IMPLEMENT(native_candidates_prepared); - IMPLEMENT(new_active_candidate_pair); - IMPLEMENT(new_native_candidate); - IMPLEMENT(ready); - IMPLEMENT(set_local_codecs); - IMPLEMENT(codecs_updated); - IMPLEMENT(stream_state); - IMPLEMENT(supported_codecs); - IMPLEMENT(hold_state); - IMPLEMENT(unhold_failure); -#undef IMPLEMENT -} - -RakiaSipMedia * -rakia_media_stream_get_media (RakiaMediaStream *stream) -{ - RakiaMediaStreamPrivate *priv = stream->priv; - - return priv->media; -} |