Add skeleton for gobject redesign. Doesn't really work but should compile.

svn path=/branches/mccann-gobject/; revision=4911

1 files changed, 329 insertions, 0 deletions

diff --git a/daemon/gdm-xdmcp-display.c b/daemon/gdm-xdmcp-display.c
new file mode 100644
index 00000000..df2342a9
--- /dev/null
+++ b/daemon/gdm-xdmcp-display.c
@@ -0,0 +1,329 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2007 William Jon McCann <mccann@jhu.edu>
+ *
+ * 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 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <string.h>
+#include <signal.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <errno.h>
+
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <glib-object.h>
+
+#include "gdm-display.h"
+#include "gdm-xdmcp-display.h"
+#include "gdm-xdmcp-display-glue.h"
+
+#include "gdm-common.h"
+#include "gdm-address.h"
+
+#include "cookie.h"
+#include "auth.h"
+
+#define GDM_XDMCP_DISPLAY_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GDM_TYPE_XDMCP_DISPLAY, GdmXdmcpDisplayPrivate))
+
+struct GdmXdmcpDisplayPrivate
+{
+	char                   *remote_hostname;
+	GdmAddress             *remote_address;
+	gint32                  session_number;
+};
+
+enum {
+	PROP_0,
+	PROP_REMOTE_HOSTNAME,
+	PROP_REMOTE_ADDRESS,
+	PROP_SESSION_NUMBER,
+};
+
+static void	gdm_xdmcp_display_class_init	(GdmXdmcpDisplayClass *klass);
+static void	gdm_xdmcp_display_init	        (GdmXdmcpDisplay      *xdmcp_display);
+static void	gdm_xdmcp_display_finalize	(GObject	      *object);
+
+G_DEFINE_TYPE (GdmXdmcpDisplay, gdm_xdmcp_display, GDM_TYPE_DISPLAY)
+
+gint32
+gdm_xdmcp_display_get_session_number (GdmXdmcpDisplay *display)
+{
+	g_return_val_if_fail (GDM_IS_XDMCP_DISPLAY (display), 0);
+
+	return display->priv->session_number;
+}
+
+gboolean
+gdm_xdmcp_display_get_remote_hostname (GdmXdmcpDisplay *display,
+				       char           **hostname,
+				       GError         **error)
+{
+	g_return_val_if_fail (GDM_IS_XDMCP_DISPLAY (display), FALSE);
+
+	if (hostname != NULL) {
+		*hostname = g_strdup (display->priv->remote_hostname);
+	}
+
+	return TRUE;
+}
+
+GdmAddress *
+gdm_xdmcp_display_get_remote_address (GdmXdmcpDisplay *display)
+{
+	g_return_val_if_fail (GDM_IS_XDMCP_DISPLAY (display), NULL);
+
+	return display->priv->remote_address;
+}
+
+static gboolean
+gdm_xdmcp_display_create_authority (GdmDisplay *display)
+{
+	FILE    *af;
+	int      closeret;
+	gboolean ret;
+	char    *authfile;
+	int      display_num;
+	char    *name;
+	char    *cookie;
+	char    *bcookie;
+	GSList  *authlist;
+	char    *basename;
+
+	ret = FALSE;
+	name = NULL;
+
+	g_object_get (display,
+		      "name", &name,
+		      "number", &display_num,
+		      NULL);
+
+	g_debug ("Setting up access for %s", name);
+
+	/* gdm and xserver authfile can be the same, server will run as root */
+	basename = g_strconcat (name, ".Xauth", NULL);
+	authfile = g_build_filename (AUTHDIR, basename, NULL);
+	g_free (basename);
+
+	af = gdm_safe_fopen_w (authfile, 0644);
+	if (af == NULL) {
+		g_warning (_("Cannot safely open %s"), authfile);
+		g_free (authfile);
+		goto out;
+	}
+
+	/* Create new random cookie */
+	gdm_cookie_generate (&cookie, &bcookie);
+	authlist = NULL;
+	if (! gdm_auth_add_entry_for_display (display_num, bcookie, &authlist, af)) {
+		goto out;
+	}
+
+	g_debug ("gdm_auth_secure_display: Setting up access");
+
+	VE_IGNORE_EINTR (closeret = fclose (af));
+	if (closeret < 0) {
+		g_warning (_("Could not write new authorization entry: %s"),
+			   g_strerror (errno));
+		goto out;
+	}
+
+	g_debug ("Set up access for %s - %d entries",
+		 name,
+		 g_slist_length (authlist));
+
+	/* FIXME: save authlist */
+
+	g_object_set (display,
+		      "authority-file", authfile,
+		      "cookie", cookie,
+		      "binary-cookie", bcookie,
+		      NULL);
+
+	ret = TRUE;
+
+ out:
+	g_free (name);
+
+	return ret;
+}
+
+static gboolean
+gdm_xdmcp_display_manage (GdmDisplay *display)
+{
+	g_return_val_if_fail (GDM_IS_DISPLAY (display), FALSE);
+
+	GDM_DISPLAY_CLASS (gdm_xdmcp_display_parent_class)->manage (display);
+
+	return TRUE;
+}
+
+static gboolean
+gdm_xdmcp_display_unmanage (GdmDisplay *display)
+{
+	g_return_val_if_fail (GDM_IS_DISPLAY (display), FALSE);
+
+	GDM_DISPLAY_CLASS (gdm_xdmcp_display_parent_class)->unmanage (display);
+
+	return TRUE;
+}
+
+static void
+gdm_xdmcp_display_set_property (GObject	     *object,
+				guint	      prop_id,
+				const GValue *value,
+				GParamSpec   *pspec)
+{
+	GdmXdmcpDisplay *self;
+
+	self = GDM_XDMCP_DISPLAY (object);
+
+	switch (prop_id) {
+	case PROP_REMOTE_HOSTNAME:
+		self->priv->remote_hostname = g_value_dup_string (value);
+		break;
+	case PROP_REMOTE_ADDRESS:
+		self->priv->remote_address = g_value_get_boxed (value);
+		break;
+	case PROP_SESSION_NUMBER:
+		self->priv->session_number = g_value_get_int (value);
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+		break;
+	}
+}
+
+static void
+gdm_xdmcp_display_get_property (GObject	   *object,
+				guint  	    prop_id,
+				GValue	   *value,
+				GParamSpec *pspec)
+{
+	GdmXdmcpDisplay *self;
+
+	self = GDM_XDMCP_DISPLAY (object);
+
+	switch (prop_id) {
+	case PROP_REMOTE_HOSTNAME:
+		g_value_set_string (value, self->priv->remote_hostname);
+		break;
+	case PROP_REMOTE_ADDRESS:
+		g_value_set_boxed (value, self->priv->remote_address);
+		break;
+	case PROP_SESSION_NUMBER:
+		g_value_set_int (value, self->priv->session_number);
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+		break;
+	}
+}
+
+static void
+gdm_xdmcp_display_class_init (GdmXdmcpDisplayClass *klass)
+{
+	GObjectClass    *object_class = G_OBJECT_CLASS (klass);
+	GdmDisplayClass *display_class = GDM_DISPLAY_CLASS (klass);
+
+	object_class->get_property = gdm_xdmcp_display_get_property;
+	object_class->set_property = gdm_xdmcp_display_set_property;
+	object_class->finalize = gdm_xdmcp_display_finalize;
+
+	display_class->create_authority = gdm_xdmcp_display_create_authority;
+	display_class->manage = gdm_xdmcp_display_manage;
+	display_class->unmanage = gdm_xdmcp_display_unmanage;
+
+	g_type_class_add_private (klass, sizeof (GdmXdmcpDisplayPrivate));
+
+	g_object_class_install_property (object_class,
+					 PROP_REMOTE_HOSTNAME,
+					 g_param_spec_string ("remote-hostname",
+							      "remote-hostname",
+							      "remote-hostname",
+							      NULL,
+							      G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
+	g_object_class_install_property (object_class,
+					 PROP_REMOTE_ADDRESS,
+					 g_param_spec_boxed ("remote-address",
+							     "Remote address",
+							     "Remote address",
+							     GDM_TYPE_ADDRESS,
+							     G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
+
+        g_object_class_install_property (object_class,
+                                         PROP_SESSION_NUMBER,
+                                         g_param_spec_int ("session-number",
+							   "session-number",
+							   "session-number",
+							   G_MININT,
+							   G_MAXINT,
+							   0,
+							   G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
+
+	dbus_g_object_type_install_info (GDM_TYPE_XDMCP_DISPLAY, &dbus_glib_gdm_xdmcp_display_object_info);
+}
+
+static void
+gdm_xdmcp_display_init (GdmXdmcpDisplay *xdmcp_display)
+{
+
+	xdmcp_display->priv = GDM_XDMCP_DISPLAY_GET_PRIVATE (xdmcp_display);
+}
+
+static void
+gdm_xdmcp_display_finalize (GObject *object)
+{
+	GdmXdmcpDisplay *xdmcp_display;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GDM_IS_XDMCP_DISPLAY (object));
+
+	xdmcp_display = GDM_XDMCP_DISPLAY (object);
+
+	g_return_if_fail (xdmcp_display->priv != NULL);
+
+	G_OBJECT_CLASS (gdm_xdmcp_display_parent_class)->finalize (object);
+}
+
+GdmDisplay *
+gdm_xdmcp_display_new (int                      number,
+		       const char              *name,
+		       const char              *hostname,
+		       GdmAddress              *address,
+		       gint32                   session_number)
+{
+	GObject *object;
+
+	object = g_object_new (GDM_TYPE_XDMCP_DISPLAY,
+			       "is-local", FALSE,
+			       "number", number,
+			       "name", name,
+			       "remote-hostname", hostname,
+			       "remote-address", address,
+			       "session-number", session_number,
+			       NULL);
+
+	return GDM_DISPLAY (object);
+}