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/*
* Copyright (C) 2010-2011 Robert Ancell.
* Author: Robert Ancell <robert.ancell@canonical.com>
*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later
* version. See http://www.gnu.org/copyleft/gpl.html the full text of the
* license.
*/
#include <config.h>
#include <string.h>
#include <xcb/xcb.h>
#include "xserver.h"
#include "xsession.h"
struct XServerPrivate
{
/* Host running the server */
gchar *hostname;
/* Display number */
guint number;
/* Cached server address */
gchar *address;
/* Authority */
XAuthority *authority;
/* Connection to this X server */
xcb_connection_t *connection;
};
G_DEFINE_TYPE (XServer, xserver, DISPLAY_SERVER_TYPE);
void
xserver_set_hostname (XServer *server, const gchar *hostname)
{
g_return_if_fail (server != NULL);
g_free (server->priv->hostname);
server->priv->hostname = g_strdup (hostname);
g_free (server->priv->address);
server->priv->address = NULL;
}
gchar *
xserver_get_hostname (XServer *server)
{
g_return_val_if_fail (server != NULL, NULL);
return server->priv->hostname;
}
void
xserver_set_display_number (XServer *server, guint number)
{
g_return_if_fail (server != NULL);
server->priv->number = number;
g_free (server->priv->address);
server->priv->address = NULL;
}
guint
xserver_get_display_number (XServer *server)
{
g_return_val_if_fail (server != NULL, 0);
return server->priv->number;
}
const gchar *
xserver_get_address (XServer *server)
{
g_return_val_if_fail (server != NULL, NULL);
if (!server->priv->address)
{
if (server->priv->hostname)
server->priv->address = g_strdup_printf("%s:%d", server->priv->hostname, server->priv->number);
else
server->priv->address = g_strdup_printf(":%d", server->priv->number);
}
return server->priv->address;
}
void
xserver_set_authority (XServer *server, XAuthority *authority)
{
g_return_if_fail (server != NULL);
if (server->priv->authority)
g_object_unref (server->priv->authority);
if (authority)
server->priv->authority = g_object_ref (authority);
else
server->priv->authority = NULL;
}
XAuthority *
xserver_get_authority (XServer *server)
{
g_return_val_if_fail (server != NULL, NULL);
return server->priv->authority;
}
static gboolean
xserver_start (DisplayServer *display_server)
{
XServer *server = XSERVER (display_server);
xcb_auth_info_t *auth = NULL, a;
if (server->priv->authority)
{
a.namelen = strlen (xauth_get_authorization_name (server->priv->authority));
a.name = (char *) xauth_get_authorization_name (server->priv->authority);
a.datalen = xauth_get_authorization_data_length (server->priv->authority);
a.data = (char *) xauth_get_authorization_data (server->priv->authority);
auth = &a;
}
/* Open connection */
g_debug ("Connecting to XServer %s", xserver_get_address (server));
server->priv->connection = xcb_connect_to_display_with_auth_info (xserver_get_address (server), auth, NULL);
if (xcb_connection_has_error (server->priv->connection))
{
g_debug ("Error connecting to XServer %s", xserver_get_address (server));
return FALSE;
}
return DISPLAY_SERVER_CLASS (xserver_parent_class)->start (display_server);
}
static void
xserver_init (XServer *server)
{
server->priv = G_TYPE_INSTANCE_GET_PRIVATE (server, XSERVER_TYPE, XServerPrivate);
}
static void
xserver_finalize (GObject *object)
{
XServer *self;
self = XSERVER (object);
g_free (self->priv->hostname);
g_free (self->priv->address);
if (self->priv->authority)
g_object_unref (self->priv->authority);
if (self->priv->connection)
xcb_disconnect (self->priv->connection);
G_OBJECT_CLASS (xserver_parent_class)->finalize (object);
}
static void
xserver_class_init (XServerClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
DisplayServerClass *display_server_class = DISPLAY_SERVER_CLASS (klass);
display_server_class->start = xserver_start;
object_class->finalize = xserver_finalize;
g_type_class_add_private (klass, sizeof (XServerPrivate));
}
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