+++ /dev/null
-/*
- * Copyright (C) 2008 Collabora Ltd.
- *
- * This library 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 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser 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
- *
- * Authors: Guillaume Desmottes <guillaume.desmottes@collabora.co.uk>
- * Elliot Fairweather <elliot.fairweather@collabora.co.uk>
- */
-
-#include <config.h>
-
-#include <telepathy-glib/connection.h>
-#include <telepathy-glib/proxy.h>
-#include <telepathy-glib/util.h>
-#include <extensions/extensions.h>
-
-#include "empathy-enum-types.h"
-#include "empathy-tp-tube.h"
-#include "empathy-utils.h"
-
-#define DEBUG_FLAG EMPATHY_DEBUG_TP
-#include "empathy-debug.h"
-
-typedef struct {
- TpSocketAddressType type;
- EmpathyTpTubeAcceptStreamTubeCb *callback;
- gpointer user_data;
-} EmpathyTpTubeAcceptData;
-
-static EmpathyTpTubeAcceptData *
-new_empathy_tp_tube_accept_data (TpSocketAddressType type,
- EmpathyTpTubeAcceptStreamTubeCb *callback,
- gpointer user_data)
-{
- EmpathyTpTubeAcceptData *r;
-
- r = g_slice_new0 (EmpathyTpTubeAcceptData);
- r->type = type;
- r->callback = callback;
- r->user_data = user_data;
-
- return r;
-}
-
-static void
-free_empathy_tp_tube_accept_data (gpointer data)
-{
- g_slice_free (EmpathyTpTubeAcceptData, data);
-}
-
-
-typedef struct {
- EmpathyTpTubeReadyCb *callback;
- gpointer user_data;
- GDestroyNotify destroy;
- GObject *weak_object;
-} ReadyCbData;
-
-/**
- * SECTION:empathy-tp-tube
- * @title:EmpathyTpTube
- * @short_description: A wrapper around a Telepathy tube channel
- * @include: libempathy/empathy-tp-tube.h
- *
- * #EmpathyTpTube is a convenient object wrapping a Telepathy tube channel.
- */
-
-/**
- * EmpathyTpTube:
- * @parent: parent object
- *
- * An object wrapping a Telepathy tube channel.
- */
-
-#define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyTpTube)
-typedef struct
-{
- TpChannel *channel;
- TpTubeChannelState state;
- gboolean ready;
- GSList *ready_callbacks;
-} EmpathyTpTubePriv;
-
-enum
-{
- PROP_0,
- PROP_CHANNEL,
- PROP_STATE,
-};
-
-enum
-{
- DESTROY,
- LAST_SIGNAL
-};
-
-static guint signals[LAST_SIGNAL];
-
-G_DEFINE_TYPE (EmpathyTpTube, empathy_tp_tube, G_TYPE_OBJECT)
-
-static void
-tp_tube_state_changed_cb (TpChannel *channel,
- TpTubeChannelState state,
- gpointer user_data,
- GObject *tube)
-{
- EmpathyTpTubePriv *priv = GET_PRIV (tube);
-
- if (!priv->ready)
- /* We didn't get the state yet */
- return;
-
- DEBUG ("Tube state changed");
-
- priv->state = state;
- g_object_notify (tube, "state");
-}
-
-static void
-tp_tube_invalidated_cb (TpChannel *channel,
- GQuark domain,
- gint code,
- gchar *message,
- EmpathyTpTube *tube)
-{
- DEBUG ("Channel invalidated: %s", message);
- g_signal_emit (tube, signals[DESTROY], 0);
-}
-
-static void
-tp_tube_async_cb (TpChannel *channel,
- const GError *error,
- gpointer user_data,
- GObject *tube)
-{
- if (error)
- DEBUG ("Error %s: %s", (gchar *) user_data, error->message);
-}
-
-static void
-tp_tube_set_property (GObject *object,
- guint prop_id,
- const GValue *value,
- GParamSpec *pspec)
-{
- EmpathyTpTubePriv *priv = GET_PRIV (object);
-
- switch (prop_id)
- {
- case PROP_CHANNEL:
- priv->channel = g_value_dup_object (value);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-tp_tube_get_property (GObject *object,
- guint prop_id,
- GValue *value,
- GParamSpec *pspec)
-{
- EmpathyTpTubePriv *priv = GET_PRIV (object);
-
- switch (prop_id)
- {
- case PROP_CHANNEL:
- g_value_set_object (value, priv->channel);
- break;
- case PROP_STATE:
- g_value_set_uint (value, priv->state);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void weak_object_notify (gpointer data,
- GObject *old_object);
-
-static ReadyCbData *
-ready_cb_data_new (EmpathyTpTube *self,
- EmpathyTpTubeReadyCb *callback,
- gpointer user_data,
- GDestroyNotify destroy,
- GObject *weak_object)
-{
- ReadyCbData *d = g_slice_new0 (ReadyCbData);
- d->callback = callback;
- d->user_data = user_data;
- d->destroy = destroy;
- d->weak_object = weak_object;
-
- if (weak_object != NULL)
- g_object_weak_ref (weak_object, weak_object_notify, self);
-
- return d;
-}
-
-static void
-ready_cb_data_free (ReadyCbData *data,
- EmpathyTpTube *self)
-{
- if (data->destroy != NULL)
- data->destroy (data->user_data);
-
- if (data->weak_object != NULL)
- g_object_weak_unref (data->weak_object,
- weak_object_notify, self);
-
- g_slice_free (ReadyCbData, data);
-}
-
-static void
-weak_object_notify (gpointer data,
- GObject *old_object)
-{
- EmpathyTpTube *self = EMPATHY_TP_TUBE (data);
- EmpathyTpTubePriv *priv = GET_PRIV (self);
- GSList *l, *ln;
-
- for (l = priv->ready_callbacks ; l != NULL ; l = ln )
- {
- ReadyCbData *d = (ReadyCbData *) l->data;
- ln = g_slist_next (l);
-
- if (d->weak_object == old_object)
- {
- ready_cb_data_free (d, self);
- priv->ready_callbacks = g_slist_delete_link (priv->ready_callbacks,
- l);
- }
- }
-}
-
-
-static void
-tube_is_ready (EmpathyTpTube *self,
- const GError *error)
-{
- EmpathyTpTubePriv *priv = GET_PRIV (self);
- GSList *l;
-
- priv->ready = TRUE;
-
- /* tube has to stay alive while we call the callbacks */
- g_object_ref (self);
- for (l = priv->ready_callbacks ; l != NULL ; l = g_slist_next (l))
- {
- ReadyCbData *data = (ReadyCbData *) l->data;
-
- data->callback (self, error, data->user_data, data->weak_object);
- ready_cb_data_free (data, self);
- }
- g_object_unref (self);
-
- g_slist_free (priv->ready_callbacks);
- priv->ready_callbacks = NULL;
-}
-
-static void
-got_tube_state_cb (TpProxy *proxy,
- const GValue *out_value,
- const GError *error,
- gpointer user_data,
- GObject *weak_object)
-{
- EmpathyTpTube *self = EMPATHY_TP_TUBE (user_data);
- EmpathyTpTubePriv *priv = GET_PRIV (self);
-
- if (error != NULL)
- {
- DEBUG ("Error getting State property: %s", error->message);
- }
- else
- {
- priv->state = g_value_get_uint (out_value);
- g_object_notify (G_OBJECT (self), "state");
- }
-
- tube_is_ready (self, error);
-}
-
-static GObject *
-tp_tube_constructor (GType type,
- guint n_props,
- GObjectConstructParam *props)
-{
- GObject *self;
- EmpathyTpTubePriv *priv;
-
- self = G_OBJECT_CLASS (empathy_tp_tube_parent_class)->constructor (
- type, n_props, props);
- priv = GET_PRIV (self);
-
- g_signal_connect (priv->channel, "invalidated",
- G_CALLBACK (tp_tube_invalidated_cb), self);
-
- priv->ready = FALSE;
-
- tp_cli_channel_interface_tube_connect_to_tube_channel_state_changed (
- priv->channel, tp_tube_state_changed_cb, NULL, NULL,
- self, NULL);
-
- tp_cli_dbus_properties_call_get (priv->channel, -1,
- TP_IFACE_CHANNEL_INTERFACE_TUBE, "State", got_tube_state_cb,
- self, NULL, G_OBJECT (self));
-
- return self;
-}
-
-static void
-tp_tube_finalize (GObject *object)
-{
- EmpathyTpTube *self = EMPATHY_TP_TUBE (object);
- EmpathyTpTubePriv *priv = GET_PRIV (object);
- GSList *l;
-
- DEBUG ("Finalizing: %p", object);
-
- if (priv->channel)
- {
- g_signal_handlers_disconnect_by_func (priv->channel,
- tp_tube_invalidated_cb, object);
- tp_cli_channel_call_close (priv->channel, -1, tp_tube_async_cb,
- "closing tube", NULL, NULL);
- g_object_unref (priv->channel);
- }
-
- for (l = priv->ready_callbacks; l != NULL; l = g_slist_next (l))
- {
- ReadyCbData *d = (ReadyCbData *) l->data;
-
- ready_cb_data_free (d, self);
- }
-
- g_slist_free (priv->ready_callbacks);
- priv->ready_callbacks = NULL;
-
- G_OBJECT_CLASS (empathy_tp_tube_parent_class)->finalize (object);
-}
-
-static void
-empathy_tp_tube_class_init (EmpathyTpTubeClass *klass)
-{
- GObjectClass *object_class = G_OBJECT_CLASS (klass);
-
- object_class->constructor = tp_tube_constructor;
- object_class->finalize = tp_tube_finalize;
- object_class->set_property = tp_tube_set_property;
- object_class->get_property = tp_tube_get_property;
-
- /**
- * EmpathyTpTube:channel:
- *
- * The #TpChannel wrapped by the tube object.
- */
- g_object_class_install_property (object_class, PROP_CHANNEL,
- g_param_spec_object ("channel", "channel", "channel", TP_TYPE_CHANNEL,
- G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
-
- /**
- * EmpathyTpTube:state:
- *
- * The state of the tube.
- */
- g_object_class_install_property (object_class, PROP_STATE,
- g_param_spec_uint ("state", "state", "state",
- 0, NUM_TP_TUBE_CHANNEL_STATES, 0,
- G_PARAM_READABLE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_STRINGS));
- /**
- * EmpathyTpTube::destroy:
- * @self: the tube object
- *
- * Emitted when then tube has been invalidated.
- */
- signals[DESTROY] = g_signal_new ("destroy",
- G_TYPE_FROM_CLASS (klass),
- G_SIGNAL_RUN_LAST,
- 0, NULL, NULL,
- g_cclosure_marshal_VOID__VOID,
- G_TYPE_NONE, 0);
-
- g_type_class_add_private (klass, sizeof (EmpathyTpTubePriv));
-}
-
-static void
-empathy_tp_tube_init (EmpathyTpTube *tube)
-{
- EmpathyTpTubePriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (tube,
- EMPATHY_TYPE_TP_TUBE, EmpathyTpTubePriv);
-
- tube->priv = priv;
-}
-
-/**
- * empathy_tp_tube_new:
- * @channel: a #TpChannel
- *
- * Creates a new #EmpathyTpTube.
- *
- * Return value: a new #EmpathyTpTube
- */
-EmpathyTpTube *
-empathy_tp_tube_new (TpChannel *channel)
-{
- g_return_val_if_fail (TP_IS_CHANNEL (channel), NULL);
-
- return g_object_new (EMPATHY_TYPE_TP_TUBE, "channel", channel, NULL);
-}
-
-/**
- * empathy_tp_tube_new_stream_tube:
- * @contact: the #EmpathyContact to which the tube is offered
- * @type: the type of the listening address of the local service. Either
- * %TP_SOCKET_ADDRESS_TYPE_IPV4 or %TP_SOCKET_ADDRESS_TYPE_IPV6.
- * @hostname: the address of the local service
- * @port: the port of the local service
- * @service: the service name of the tube
- * @parameters: the parameters of the tube
- *
- * Creates and offers a new #EmpathyTpTube of ChannelType StreamTube.
- *
- * Return value: a new #EmpathyTpTube
- */
-EmpathyTpTube *
-empathy_tp_tube_new_stream_tube (EmpathyContact *contact,
- TpSocketAddressType type,
- const gchar *hostname,
- guint port,
- const gchar *service,
- GHashTable *parameters)
-{
- TpConnection *connection;
- TpChannel *channel;
- gchar *object_path;
- GHashTable *params;
- GValue *address;
- GValue *control_param;
- EmpathyTpTube *tube = NULL;
- GError *error = NULL;
- GHashTable *request;
- GHashTable *channel_properties;
- GValue *value;
-
- g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
- g_return_val_if_fail (hostname != NULL, NULL);
- g_return_val_if_fail (service != NULL, NULL);
-
- connection = empathy_contact_get_connection (contact);
-
- request = g_hash_table_new_full (g_str_hash, g_str_equal, NULL,
- (GDestroyNotify) tp_g_value_slice_free);
-
- /* org.freedesktop.Telepathy.Channel.ChannelType */
- value = tp_g_value_slice_new (G_TYPE_STRING);
- g_value_set_string (value, TP_IFACE_CHANNEL_TYPE_STREAM_TUBE);
- g_hash_table_insert (request, TP_IFACE_CHANNEL ".ChannelType", value);
-
- /* org.freedesktop.Telepathy.Channel.TargetHandleType */
- value = tp_g_value_slice_new (G_TYPE_UINT);
- g_value_set_uint (value, TP_HANDLE_TYPE_CONTACT);
- g_hash_table_insert (request, TP_IFACE_CHANNEL ".TargetHandleType", value);
-
- /* org.freedesktop.Telepathy.Channel.TargetHandleType */
- value = tp_g_value_slice_new (G_TYPE_UINT);
- g_value_set_uint (value, empathy_contact_get_handle (contact));
- g_hash_table_insert (request, TP_IFACE_CHANNEL ".TargetHandle", value);
-
- /* org.freedesktop.Telepathy.Channel.Type.StreamTube.Service */
- value = tp_g_value_slice_new (G_TYPE_STRING);
- g_value_set_string (value, service);
- g_hash_table_insert (request,
- TP_IFACE_CHANNEL_TYPE_STREAM_TUBE ".Service", value);
-
- if (!tp_cli_connection_interface_requests_run_create_channel (connection, -1,
- request, &object_path, &channel_properties, &error, NULL))
- {
- DEBUG ("Error requesting channel: %s", error->message);
- g_clear_error (&error);
- g_object_unref (connection);
- return NULL;
- }
-
- DEBUG ("Offering a new stream tube");
-
- channel = tp_channel_new_from_properties (connection, object_path,
- channel_properties, NULL);
-
- tp_channel_run_until_ready (channel, NULL, NULL);
-
- #define ADDRESS_TYPE dbus_g_type_get_struct ("GValueArray",\
- G_TYPE_STRING, G_TYPE_UINT, G_TYPE_INVALID)
- params = g_hash_table_new (g_str_hash, g_str_equal);
- address = tp_g_value_slice_new (ADDRESS_TYPE);
- g_value_take_boxed (address, dbus_g_type_specialized_construct (ADDRESS_TYPE));
- dbus_g_type_struct_set (address, 0, hostname, 1, port, G_MAXUINT);
- control_param = tp_g_value_slice_new (G_TYPE_STRING);
-
- if (parameters == NULL)
- /* Pass an empty dict as parameters */
- parameters = g_hash_table_new (g_str_hash, g_str_equal);
- else
- g_hash_table_ref (parameters);
-
- if (!tp_cli_channel_type_stream_tube_run_offer (channel, -1, type, address,
- TP_SOCKET_ACCESS_CONTROL_LOCALHOST, parameters,
- &error, NULL))
- {
- DEBUG ("Couldn't offer tube: %s", error->message);
- g_clear_error (&error);
- goto OUT;
- }
-
- DEBUG ("Stream tube offered");
-
- tube = empathy_tp_tube_new (channel);
-
-OUT:
- g_object_unref (channel);
- g_free (object_path);
- g_hash_table_destroy (request);
- g_hash_table_destroy (channel_properties);
- tp_g_value_slice_free (address);
- tp_g_value_slice_free (control_param);
- g_object_unref (connection);
- g_hash_table_unref (parameters);
-
- return tube;
-}
-
-static void
-tp_tube_accept_stream_cb (TpChannel *channel,
- const GValue *address,
- const GError *error,
- gpointer user_data,
- GObject *weak_object)
-{
- EmpathyTpTube *tube = EMPATHY_TP_TUBE (weak_object);
- EmpathyTpTubeAcceptData *data = (EmpathyTpTubeAcceptData *) user_data;
- EmpathyTpTubeAddress eaddress;
-
- eaddress.type = data->type;
-
- if (error)
- {
- DEBUG ("Error accepting tube: %s", error->message);
- data->callback (tube, NULL, error, data->user_data);
- return;
- }
-
- switch (eaddress.type)
- {
- case TP_SOCKET_ADDRESS_TYPE_UNIX:
- case TP_SOCKET_ADDRESS_TYPE_ABSTRACT_UNIX:
- eaddress.a.socket.path = g_value_get_boxed (address);
- break;
- case TP_SOCKET_ADDRESS_TYPE_IPV4:
- case TP_SOCKET_ADDRESS_TYPE_IPV6:
- dbus_g_type_struct_get (address,
- 0, &eaddress.a.inet.hostname,
- 1, &eaddress.a.inet.port, G_MAXUINT);
- break;
- }
-
- data->callback (tube, &eaddress, NULL, data->user_data);
-}
-
-/**
- * empathy_tp_tube_accept_stream_tube:
- * @tube: an #EmpathyTpTube
- * @type: the type of address the connection manager should listen on
- * @callback: called when the tube has been accepted
- * @user_data: arbitrary user-supplied data passed to the callback
- *
- * Accepts @tube of ChannelType StreamTube and call @callback once it's done.
- */
-void
-empathy_tp_tube_accept_stream_tube (EmpathyTpTube *tube,
- TpSocketAddressType type,
- EmpathyTpTubeAcceptStreamTubeCb *callback,
- gpointer user_data)
-{
- EmpathyTpTubePriv *priv = GET_PRIV (tube);
- GValue *control_param;
- EmpathyTpTubeAcceptData *data;
-
- g_return_if_fail (EMPATHY_IS_TP_TUBE (tube));
-
- DEBUG ("Accepting stream tube");
- /* FIXME allow other acls */
- control_param = tp_g_value_slice_new (G_TYPE_STRING);
-
- data = new_empathy_tp_tube_accept_data (type, callback, user_data);
-
- tp_cli_channel_type_stream_tube_call_accept (
- priv->channel, -1, type, TP_SOCKET_ACCESS_CONTROL_LOCALHOST,
- control_param, tp_tube_accept_stream_cb, data,
- free_empathy_tp_tube_accept_data, G_OBJECT (tube));
-
- tp_g_value_slice_free (control_param);
-}
-
-/**
- * EmpathyTpTubeReadyCb:
- * @tube: an #EmpathyTpTube
- * @error: %NULL on success, or the reason why the tube can't be ready
- * @user_data: the @user_data passed to empathy_tp_tube_call_when_ready()
- * @weak_object: the @weak_object passed to
- * empathy_tp_tube_call_when_ready()
- *
- * Called as the result of empathy_tp_tube_call_when_ready(). If the
- * tube's properties could be retrieved,
- * @error is %NULL and @tube is considered to be ready. Otherwise, @error is
- * non-%NULL and @tube is not ready.
- */
-
-/**
- * empathy_tp_tube_call_when_ready:
- * @tube: an #EmpathyTpTube
- * @callback: called when the tube becomes ready
- * @user_data: arbitrary user-supplied data passed to the callback
- * @destroy: called to destroy @user_data
- * @weak_object: object to reference weakly; if it is destroyed, @callback
- * will not be called, but @destroy will still be called
- *
- * If @tube is ready for use, call @callback immediately, then return.
- * Otherwise, arrange for @callback to be called when @tube becomes
- * ready for use.
- */
-void
-empathy_tp_tube_call_when_ready (EmpathyTpTube *self,
- EmpathyTpTubeReadyCb *callback,
- gpointer user_data,
- GDestroyNotify destroy,
- GObject *weak_object)
-{
- EmpathyTpTubePriv *priv = GET_PRIV (self);
-
- g_return_if_fail (self != NULL);
- g_return_if_fail (callback != NULL);
-
- if (priv->ready)
- {
- callback (self, NULL, user_data, weak_object);
- if (destroy != NULL)
- destroy (user_data);
- }
- else
- {
- priv->ready_callbacks = g_slist_prepend (priv->ready_callbacks,
- ready_cb_data_new (self, callback, user_data, destroy, weak_object));
- }
-}
projects / empathy.git / commitdiff