olpc: add mesh device logic and config setting

1 files changed, 265 insertions, 0 deletions

diff --git a/libnm-util/nm-setting-olpc-mesh.c b/libnm-util/nm-setting-olpc-mesh.c
new file mode 100644
index 0000000000..dd0e1d64ce
--- /dev/null
+++ b/libnm-util/nm-setting-olpc-mesh.c
@@ -0,0 +1,265 @@
+/* -*- Mode: C; tab-width: 5; indent-tabs-mode: t; c-basic-offset: 5 -*- */
+
+/*
+ * Dan Williams <dcbw@redhat.com>
+ * Tambet Ingo <tambet@gmail.com>
+ * Sjoerd Simons <sjoerd.simons@collabora.co.uk>
+ * Daniel Drake <dsd@laptop.org>
+ *
+ * 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 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 Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ *
+ * (C) Copyright 2007 - 2008 Red Hat, Inc.
+ * (C) Copyright 2007 - 2008 Novell, Inc.
+ * (C) Copyright 2009 One Laptop per Child
+ */
+
+#include <string.h>
+#include <netinet/ether.h>
+#include <dbus/dbus-glib.h>
+
+#include "NetworkManager.h"
+#include "nm-setting-olpc-mesh.h"
+#include "nm-param-spec-specialized.h"
+#include "nm-utils.h"
+#include "nm-dbus-glib-types.h"
+#include "nm-utils-private.h"
+
+GQuark
+nm_setting_olpc_mesh_error_quark (void)
+{
+	static GQuark quark;
+
+	if (G_UNLIKELY (!quark))
+		quark = g_quark_from_static_string ("nm-setting-wireless-mesh-error-quark");
+	return quark;
+}
+
+/* This should really be standard. */
+#define ENUM_ENTRY(NAME, DESC) { NAME, "" #NAME "", DESC }
+
+GType
+nm_setting_olpc_mesh_error_get_type (void)
+{
+	static GType etype = 0;
+
+	if (etype == 0) {
+		static const GEnumValue values[] = {
+			/* Unknown error. */
+			ENUM_ENTRY (NM_SETTING_OLPC_MESH_ERROR_UNKNOWN, "UnknownError"),
+			/* The specified property was invalid. */
+			ENUM_ENTRY (NM_SETTING_OLPC_MESH_ERROR_INVALID_PROPERTY, "InvalidProperty"),
+			/* The specified property was missing and is required. */
+			ENUM_ENTRY (NM_SETTING_OLPC_MESH_ERROR_MISSING_PROPERTY, "MissingProperty"),
+			{ 0, 0, 0 }
+		};
+		etype = g_enum_register_static ("NMSettingWirelessError", values);
+	}
+	return etype;
+}
+
+static void nm_setting_olpc_mesh_init (NMSettingOlpcMesh *setting);
+
+G_DEFINE_TYPE (NMSettingOlpcMesh, nm_setting_olpc_mesh, NM_TYPE_SETTING)
+
+#define NM_SETTING_OLPC_MESH_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_SETTING_OLPC_MESH, NMSettingOlpcMeshPrivate))
+
+typedef struct {
+	GByteArray *ssid;
+	guint32 channel;
+	GByteArray *dhcp_anycast_addr;
+} NMSettingOlpcMeshPrivate;
+
+enum {
+	PROP_0,
+	PROP_SSID,
+	PROP_CHANNEL,
+	PROP_DHCP_ANYCAST_ADDRESS,
+
+	LAST_PROP
+};
+
+static void
+nm_setting_olpc_mesh_init (NMSettingOlpcMesh *setting)
+{
+	g_object_set (setting, NM_SETTING_NAME, NM_SETTING_OLPC_MESH_SETTING_NAME, NULL);
+}
+
+const GByteArray *
+nm_setting_olpc_mesh_get_ssid (NMSettingOlpcMesh *setting)
+{
+	g_return_val_if_fail (NM_IS_SETTING_OLPC_MESH (setting), NULL);
+
+	return NM_SETTING_OLPC_MESH_GET_PRIVATE (setting)->ssid;
+}
+
+guint32
+nm_setting_olpc_mesh_get_channel (NMSettingOlpcMesh *setting)
+{
+	g_return_val_if_fail (NM_IS_SETTING_OLPC_MESH (setting), 0);
+
+	return NM_SETTING_OLPC_MESH_GET_PRIVATE (setting)->channel;
+}
+
+const GByteArray *
+nm_setting_olpc_mesh_get_dhcp_anycast_address (NMSettingOlpcMesh *setting)
+{
+	g_return_val_if_fail (NM_IS_SETTING_OLPC_MESH (setting), NULL);
+
+	return NM_SETTING_OLPC_MESH_GET_PRIVATE (setting)->dhcp_anycast_addr;
+}
+
+static gboolean
+verify (NMSetting *setting, GSList *all_settings, GError **error)
+{
+	NMSettingOlpcMeshPrivate *priv = NM_SETTING_OLPC_MESH_GET_PRIVATE (setting);
+
+	if (!priv->ssid) {
+		g_set_error (error,
+		             NM_SETTING_OLPC_MESH_ERROR,
+		             NM_SETTING_OLPC_MESH_ERROR_MISSING_PROPERTY,
+		             NM_SETTING_OLPC_MESH_SSID);
+		return FALSE;
+	}
+
+	if (!priv->ssid->len || priv->ssid->len > 32) {
+		g_set_error (error,
+		             NM_SETTING_OLPC_MESH_ERROR,
+		             NM_SETTING_OLPC_MESH_ERROR_INVALID_PROPERTY,
+		             NM_SETTING_OLPC_MESH_SSID);
+		return FALSE;
+	}
+
+	if (priv->channel == 0 || priv->channel > 13) {
+		g_set_error (error,
+		             NM_SETTING_OLPC_MESH_ERROR,
+		             NM_SETTING_OLPC_MESH_ERROR_INVALID_PROPERTY,
+		             NM_SETTING_OLPC_MESH_CHANNEL);
+		return FALSE;
+	}
+
+	if (priv->dhcp_anycast_addr && priv->dhcp_anycast_addr->len != ETH_ALEN) {
+		g_set_error (error,
+		             NM_SETTING_OLPC_MESH_ERROR,
+		             NM_SETTING_OLPC_MESH_ERROR_INVALID_PROPERTY,
+		             NM_SETTING_OLPC_MESH_DHCP_ANYCAST_ADDRESS);
+		return FALSE;
+	}
+
+	return TRUE;
+}
+
+static void
+finalize (GObject *object)
+{
+	NMSettingOlpcMeshPrivate *priv = NM_SETTING_OLPC_MESH_GET_PRIVATE (object);
+
+	if (priv->ssid)
+		g_byte_array_free (priv->ssid, TRUE);
+	if (priv->dhcp_anycast_addr)
+		g_byte_array_free (priv->dhcp_anycast_addr, TRUE);
+
+	G_OBJECT_CLASS (nm_setting_olpc_mesh_parent_class)->finalize (object);
+}
+
+static void
+set_property (GObject *object, guint prop_id,
+		    const GValue *value, GParamSpec *pspec)
+{
+	NMSettingOlpcMeshPrivate *priv = NM_SETTING_OLPC_MESH_GET_PRIVATE (object);
+
+	switch (prop_id) {
+	case PROP_SSID:
+		if (priv->ssid)
+			g_byte_array_free (priv->ssid, TRUE);
+		priv->ssid = g_value_dup_boxed (value);
+		break;
+	case PROP_CHANNEL:
+		priv->channel = g_value_get_uint (value);
+		break;
+	case PROP_DHCP_ANYCAST_ADDRESS:
+		if (priv->dhcp_anycast_addr)
+			g_byte_array_free (priv->dhcp_anycast_addr, TRUE);
+		priv->dhcp_anycast_addr = g_value_dup_boxed (value);
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+		break;
+	}
+}
+
+static void
+get_property (GObject *object, guint prop_id,
+		    GValue *value, GParamSpec *pspec)
+{
+	NMSettingOlpcMesh *setting = NM_SETTING_OLPC_MESH (object);
+
+	switch (prop_id) {
+	case PROP_SSID:
+		g_value_set_boxed (value, nm_setting_olpc_mesh_get_ssid (setting));
+		break;
+	case PROP_CHANNEL:
+		g_value_set_uint (value, nm_setting_olpc_mesh_get_channel (setting));
+		break;
+	case PROP_DHCP_ANYCAST_ADDRESS:
+		g_value_set_boxed (value, nm_setting_olpc_mesh_get_dhcp_anycast_address (setting));
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+		break;
+	}
+}
+
+static void
+nm_setting_olpc_mesh_class_init (NMSettingOlpcMeshClass *setting_class)
+{
+	GObjectClass *object_class = G_OBJECT_CLASS (setting_class);
+	NMSettingClass *parent_class = NM_SETTING_CLASS (setting_class);
+
+	g_type_class_add_private (setting_class, sizeof (NMSettingOlpcMeshPrivate));
+
+	/* virtual methods */
+	object_class->set_property = set_property;
+	object_class->get_property = get_property;
+	object_class->finalize     = finalize;
+	parent_class->verify       = verify;
+
+	/* Properties */
+	g_object_class_install_property
+		(object_class, PROP_SSID,
+		 _nm_param_spec_specialized (NM_SETTING_OLPC_MESH_SSID,
+		                             "SSID",
+		                             "SSID",
+		                             DBUS_TYPE_G_UCHAR_ARRAY,
+		                             G_PARAM_READWRITE | NM_SETTING_PARAM_SERIALIZE));
+
+	g_object_class_install_property
+		(object_class, PROP_CHANNEL,
+		 g_param_spec_uint (NM_SETTING_OLPC_MESH_CHANNEL,
+		                    "Channel",
+		                    "Channel",
+		                    0, G_MAXUINT32, 0,
+		                    G_PARAM_READWRITE | G_PARAM_CONSTRUCT | NM_SETTING_PARAM_SERIALIZE));
+
+
+	g_object_class_install_property
+		(object_class, PROP_DHCP_ANYCAST_ADDRESS,
+		 _nm_param_spec_specialized (NM_SETTING_OLPC_MESH_DHCP_ANYCAST_ADDRESS,
+		                             "Anycast DHCP MAC address",
+		                             "Anycast DHCP MAC address",
+		                             DBUS_TYPE_G_UCHAR_ARRAY,
+		                             G_PARAM_READWRITE | NM_SETTING_PARAM_SERIALIZE));
+
+}