--- /dev/null
+/* -*- 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));
+
+}
--- /dev/null
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
+/* NetworkManager -- Network link manager
+ *
+ * Dan Williams <dcbw@redhat.com>
+ * Sjoerd Simons <sjoerd.simons@collabora.co.uk>
+ * Daniel Drake <dsd@laptop.org>
+ *
+ * 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.
+ *
+ * (C) Copyright 2005 - 2008 Red Hat, Inc.
+ * (C) Copyright 2008 Collabora Ltd.
+ * (C) Copyright 2009 One Laptop per Child
+ */
+
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <dbus/dbus.h>
+#include <netinet/in.h>
+#include <string.h>
+#include <net/ethernet.h>
+#include <iwlib.h>
+#include <sys/stat.h>
+#include <sys/wait.h>
+#include <signal.h>
+#include <unistd.h>
+
+#include "nm-device.h"
+#include "nm-device-wifi.h"
+#include "nm-device-olpc-mesh.h"
+#include "nm-device-interface.h"
+#include "nm-device-private.h"
+#include "nm-utils.h"
+#include "NetworkManagerUtils.h"
+#include "NetworkManagerPolicy.h"
+#include "nm-activation-request.h"
+#include "nm-properties-changed-signal.h"
+#include "nm-setting-connection.h"
+#include "nm-setting-olpc-mesh.h"
+#include "NetworkManagerSystem.h"
+#include "nm-manager.h"
+
+#include "nm-device-olpc-mesh-glue.h"
+
+static void nm_device_olpc_mesh_set_ssid (NMDeviceOlpcMesh *self, const GByteArray * ssid);
+
+G_DEFINE_TYPE (NMDeviceOlpcMesh, nm_device_olpc_mesh, NM_TYPE_DEVICE)
+
+#define NM_DEVICE_OLPC_MESH_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_DEVICE_OLPC_MESH, NMDeviceOlpcMeshPrivate))
+
+
+enum {
+ PROP_0,
+ PROP_HW_ADDRESS,
+ PROP_COMPANION,
+ PROP_ACTIVE_CHANNEL,
+ PROP_IFINDEX,
+
+ LAST_PROP
+};
+
+enum {
+ PROPERTIES_CHANGED,
+
+ LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL] = { 0 };
+
+typedef enum
+{
+ NM_OLPC_MESH_ERROR_CONNECTION_NOT_MESH = 0,
+ NM_OLPC_MESH_ERROR_CONNECTION_INVALID,
+ NM_OLPC_MESH_ERROR_CONNECTION_INCOMPATIBLE,
+} NMOlpcMeshError;
+
+#define NM_OLPC_MESH_ERROR (nm_olpc_mesh_error_quark ())
+#define NM_TYPE_OLPC_MESH_ERROR (nm_olpc_mesh_error_get_type ())
+
+
+struct _NMDeviceOlpcMeshPrivate
+{
+ gboolean dispose_has_run;
+
+ struct ether_addr hw_addr;
+ guint32 ifindex;
+
+ GByteArray * ssid;
+
+ gint8 num_freqs;
+ guint32 freqs[IW_MAX_FREQUENCIES];
+
+ guint8 we_version;
+ gboolean up;
+
+ NMDevice * companion;
+ gboolean stage1_waiting;
+ guint device_added_cb;
+};
+
+static GQuark
+nm_olpc_mesh_error_quark (void)
+{
+ static GQuark quark = 0;
+ if (!quark)
+ quark = g_quark_from_static_string ("nm-mesh-error");
+ return quark;
+}
+
+/* This should really be standard. */
+#define ENUM_ENTRY(NAME, DESC) { NAME, "" #NAME "", DESC }
+
+static GType
+nm_olpc_mesh_error_get_type (void)
+{
+ static GType etype = 0;
+
+ if (etype == 0) {
+ static const GEnumValue values[] = {
+ /* Connection was not a wireless connection. */
+ ENUM_ENTRY (NM_OLPC_MESH_ERROR_CONNECTION_NOT_MESH, "ConnectionNotMesh"),
+ /* Connection was not a valid wireless connection. */
+ ENUM_ENTRY (NM_OLPC_MESH_ERROR_CONNECTION_INVALID, "ConnectionInvalid"),
+ /* Connection does not apply to this device. */
+ ENUM_ENTRY (NM_OLPC_MESH_ERROR_CONNECTION_INCOMPATIBLE, "ConnectionIncompatible"),
+ { 0, 0, 0 }
+ };
+ etype = g_enum_register_static ("NMOlpcMeshError", values);
+ }
+ return etype;
+}
+
+static guint32
+real_get_generic_capabilities (NMDevice *dev)
+{
+ int fd;
+ guint32 caps = NM_DEVICE_CAP_NONE;
+ struct iw_range range;
+ struct iwreq wrq;
+ const char *iface = nm_device_get_iface (dev);
+
+ /* Check for Wireless Extensions support >= 16 for wireless devices */
+
+ fd = socket (PF_INET, SOCK_DGRAM, 0);
+ if (fd < 0) {
+ nm_warning ("couldn't open control socket.");
+ goto out;
+ }
+
+ memset (&wrq, 0, sizeof (struct iwreq));
+ memset (&range, 0, sizeof (struct iw_range));
+ strncpy (wrq.ifr_name, iface, IFNAMSIZ);
+ wrq.u.data.pointer = (caddr_t) ⦥
+ wrq.u.data.length = sizeof (struct iw_range);
+
+ if (ioctl (fd, SIOCGIWRANGE, &wrq) < 0) {
+ nm_warning ("couldn't get driver range information.");
+ goto out;
+ }
+
+ if ((wrq.u.data.length < 300) || (range.we_version_compiled < 16)) {
+ nm_warning ("%s: driver's Wireless Extensions version (%d) is too old.",
+ iface, range.we_version_compiled);
+ goto out;
+ } else {
+ caps |= NM_DEVICE_CAP_NM_SUPPORTED;
+ }
+
+out:
+ if (fd >= 0)
+ close (fd);
+ return caps;
+}
+
+static void
+nm_device_olpc_mesh_init (NMDeviceOlpcMesh * self)
+{
+ NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (self);
+
+ priv->dispose_has_run = FALSE;
+ priv->we_version = 0;
+ priv->companion = NULL;
+ priv->stage1_waiting = FALSE;
+
+ memset (&(priv->hw_addr), 0, sizeof (struct ether_addr));
+}
+
+static guint32 iw_freq_to_uint32 (struct iw_freq *freq)
+{
+ if (freq->e == 0) {
+ /* Some drivers report channel not frequency. Convert to a
+ * frequency; but this assumes that the device is in b/g mode.
+ */
+ if ((freq->m >= 1) && (freq->m <= 13))
+ return 2407 + (5 * freq->m);
+ else if (freq->m == 14)
+ return 2484;
+ }
+
+ return (guint32) (((double) freq->m) * pow (10, freq->e) / 1000000);
+}
+
+
+/* Until a new wireless-tools comes out that has the defs and the structure,
+ * need to copy them here.
+ */
+/* Scan capability flags - in (struct iw_range *)->scan_capa */
+#define NM_IW_SCAN_CAPA_NONE 0x00
+#define NM_IW_SCAN_CAPA_ESSID 0x01
+
+struct iw_range_with_scan_capa
+{
+ guint32 throughput;
+ guint32 min_nwid;
+ guint32 max_nwid;
+ guint16 old_num_channels;
+ guint8 old_num_frequency;
+
+ guint8 scan_capa;
+/* don't need the rest... */
+};
+
+
+
+
+static GObject*
+constructor (GType type,
+ guint n_construct_params,
+ GObjectConstructParam *construct_params)
+{
+ GObject *object;
+ GObjectClass *klass;
+ NMDeviceOlpcMesh *self;
+ NMDeviceOlpcMeshPrivate *priv;
+ const char *iface;
+ int fd;
+ struct iw_range range;
+ struct iwreq wrq;
+ int i;
+
+ klass = G_OBJECT_CLASS (nm_device_olpc_mesh_parent_class);
+ object = klass->constructor (type, n_construct_params, construct_params);
+ if (!object)
+ return NULL;
+
+ self = NM_DEVICE_OLPC_MESH (object);
+ priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (self);
+
+ iface = nm_device_get_iface (NM_DEVICE (self));
+ fd = socket (PF_INET, SOCK_DGRAM, 0);
+ if (fd < 0)
+ goto error;
+
+ memset (&wrq, 0, sizeof (struct iwreq));
+ memset (&range, 0, sizeof (struct iw_range));
+ strncpy (wrq.ifr_name, iface, IFNAMSIZ);
+ wrq.u.data.pointer = (caddr_t) ⦥
+ wrq.u.data.length = sizeof (struct iw_range);
+
+ if (ioctl (fd, SIOCGIWRANGE, &wrq) < 0)
+ goto error;
+
+ priv->num_freqs = MIN (range.num_frequency, IW_MAX_FREQUENCIES);
+ for (i = 0; i < priv->num_freqs; i++)
+ priv->freqs[i] = iw_freq_to_uint32 (&range.freq[i]);
+
+ priv->we_version = range.we_version_compiled;
+
+ close (fd);
+
+ /* shorter timeout for mesh connectivity */
+ nm_device_set_dhcp_timeout (NM_DEVICE (self), 20);
+ return object;
+
+error:
+ if (fd >= 0)
+ close (fd);
+ g_object_unref (object);
+ return NULL;
+}
+
+static gboolean
+real_hw_is_up (NMDevice *device)
+{
+ return nm_system_device_is_up (device);
+}
+
+static gboolean
+real_hw_bring_up (NMDevice *dev, gboolean *no_firmware)
+{
+ return nm_system_device_set_up_down (dev, TRUE, no_firmware);
+}
+
+static void
+real_hw_take_down (NMDevice *dev)
+{
+ nm_system_device_set_up_down (dev, FALSE, NULL);
+}
+
+static gboolean
+real_is_up (NMDevice *device)
+{
+ NMDeviceOlpcMesh *self = NM_DEVICE_OLPC_MESH (device);
+ NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (self);
+
+ return priv->up;
+}
+
+static gboolean
+real_bring_up (NMDevice *dev)
+{
+ NMDeviceOlpcMesh *self = NM_DEVICE_OLPC_MESH (dev);
+ NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (self);
+
+ priv->up = TRUE;
+ return TRUE;
+}
+
+static void
+device_cleanup (NMDeviceOlpcMesh *self)
+{
+ NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (self);
+
+ if (priv->ssid) {
+ g_byte_array_free (priv->ssid, TRUE);
+ priv->ssid = NULL;
+ }
+ priv->up = FALSE;
+}
+
+static void
+real_take_down (NMDevice *dev)
+{
+ NMDeviceOlpcMesh *self = NM_DEVICE_OLPC_MESH (dev);
+
+ device_cleanup (self);
+}
+
+static gboolean
+real_check_connection_compatible (NMDevice *device,
+ NMConnection *connection,
+ GError **error)
+{
+ NMSettingConnection *s_con;
+ NMSettingOlpcMesh *s_mesh;
+
+ s_con = NM_SETTING_CONNECTION (nm_connection_get_setting (connection, NM_TYPE_SETTING_CONNECTION));
+ g_assert (s_con);
+
+ if (strcmp (nm_setting_connection_get_connection_type (s_con), NM_SETTING_OLPC_MESH_SETTING_NAME)) {
+ g_set_error (error,
+ NM_OLPC_MESH_ERROR, NM_OLPC_MESH_ERROR_CONNECTION_NOT_MESH,
+ "The connection was not a Mesh connection.");
+ return FALSE;
+ }
+
+ s_mesh = NM_SETTING_OLPC_MESH (nm_connection_get_setting (connection, NM_TYPE_SETTING_OLPC_MESH));
+ if (!s_mesh) {
+ g_set_error (error,
+ NM_OLPC_MESH_ERROR, NM_OLPC_MESH_ERROR_CONNECTION_INVALID,
+ "The connection was not a valid Mesh connection.");
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+/*
+ * nm_device_olpc_mesh_get_address
+ *
+ * Get a device's hardware address
+ *
+ */
+static void
+nm_device_olpc_mesh_get_address (NMDeviceOlpcMesh *self,
+ struct ether_addr *addr)
+{
+ NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (self);
+ g_return_if_fail (self != NULL);
+ g_return_if_fail (addr != NULL);
+
+ memcpy (addr, &(priv->hw_addr), sizeof (struct ether_addr));
+}
+
+static int
+create_socket_with_request (NMDevice *self, struct iwreq *req)
+{
+ int sk;
+ const char * iface;
+
+ g_return_val_if_fail (self != NULL, -1);
+
+ sk = socket (AF_INET, SOCK_DGRAM, 0);
+ if (!sk) {
+ nm_error ("Couldn't create socket: %d.", errno);
+ return -1;
+ }
+
+ memset (req, 0, sizeof (struct iwreq));
+ iface = nm_device_get_iface (NM_DEVICE (self));
+ strncpy (req->ifr_name, iface, IFNAMSIZ);
+
+ return sk;
+}
+
+static guint32
+nm_device_olpc_mesh_get_channel (NMDeviceOlpcMesh *self)
+{
+ NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (self);
+ int sk;
+ struct iwreq req;
+ int ret = 0;
+ int i;
+ guint32 freq;
+
+ sk = create_socket_with_request (NM_DEVICE (self), &req);
+ if (sk == -1)
+ return 0;
+
+ if ((ioctl (sk, SIOCGIWFREQ, &req)) != 0) {
+ nm_warning ("%s: failed to get channel (errno: %d))",
+ nm_device_get_iface (NM_DEVICE (self)), errno);
+ goto out;
+ }
+
+ freq = iw_freq_to_uint32 (&req.u.freq);
+
+ for (i = 0 ; i < priv->num_freqs; i++) {
+ if (freq == priv->freqs[i])
+ break;
+ }
+ if (i < priv->num_freqs)
+ ret = i + 1;
+
+out:
+ if (sk >= 0)
+ close (sk);
+ return ret;
+}
+
+static void
+nm_device_olpc_mesh_set_channel (NMDeviceOlpcMesh *self, guint32 channel)
+{
+ int sk;
+ struct iwreq req;
+
+ if (nm_device_olpc_mesh_get_channel (self) == channel)
+ return;
+
+ sk = create_socket_with_request (NM_DEVICE (self), &req);
+ if (sk < 0)
+ return;
+
+ if (channel > 0) {
+ req.u.freq.flags = IW_FREQ_FIXED;
+ req.u.freq.e = 0;
+ req.u.freq.m = channel;
+ }
+
+ if (ioctl (sk, SIOCSIWFREQ, &req) != 0)
+ nm_warning ("%s: failed to set to channel %d (errno: %d))",
+ nm_device_get_iface (NM_DEVICE (self)), channel, errno);
+ else
+ g_object_notify (G_OBJECT (self), NM_DEVICE_OLPC_MESH_ACTIVE_CHANNEL);
+
+ close (sk);
+}
+
+static void
+nm_device_olpc_mesh_set_ssid (NMDeviceOlpcMesh *self, const GByteArray * ssid)
+{
+ NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (self);
+ int sk;
+ struct iwreq wrq;
+ const char * iface;
+ guint32 len = 0;
+ char buf[IW_ESSID_MAX_SIZE + 1];
+
+ g_return_if_fail (self != NULL);
+
+ sk = socket (AF_INET, SOCK_DGRAM, 0);
+ if (!sk) {
+ nm_error ("Couldn't create socket: %d.", errno);
+ return;
+ }
+
+ iface = nm_device_get_iface (NM_DEVICE (self));
+
+ memset (buf, 0, sizeof (buf));
+ if (ssid) {
+ len = ssid->len;
+ memcpy (buf, ssid->data, MIN (sizeof (buf) - 1, len));
+ }
+ wrq.u.essid.pointer = (caddr_t) buf;
+
+ if (priv->we_version < 21) {
+ /* For historic reasons, set SSID length to include one extra
+ * character, C string nul termination, even though SSID is
+ * really an octet string that should not be presented as a C
+ * string. Some Linux drivers decrement the length by one and
+ * can thus end up missing the last octet of the SSID if the
+ * length is not incremented here. WE-21 changes this to
+ * explicitly require the length _not_ to include nul
+ * termination. */
+ if (len)
+ len++;
+ }
+ wrq.u.essid.length = len;
+ wrq.u.essid.flags = (len > 0) ? 1 : 0; /* 1=enable SSID, 0=disable/any */
+
+ strncpy (wrq.ifr_name, iface, IFNAMSIZ);
+
+ if (ioctl (sk, SIOCSIWESSID, &wrq) < 0) {
+ if (errno != ENODEV) {
+ nm_warning ("error setting SSID to '%s' for device %s: %s",
+ ssid ? nm_utils_escape_ssid (ssid->data, ssid->len) : "(null)",
+ iface, strerror (errno));
+ }
+ }
+
+ close (sk);
+}
+
+
+guint32
+nm_device_olpc_mesh_get_ifindex (NMDeviceOlpcMesh *self)
+{
+ g_return_val_if_fail (self != NULL, FALSE);
+
+ return NM_DEVICE_OLPC_MESH_GET_PRIVATE (self)->ifindex;
+}
+
+/****************************************************************************/
+
+static void
+real_update_hw_address (NMDevice *dev)
+{
+ NMDeviceOlpcMesh *self = NM_DEVICE_OLPC_MESH (dev);
+ NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (self);
+ struct ifreq req;
+ int ret, fd;
+
+ fd = socket (PF_INET, SOCK_DGRAM, 0);
+ if (fd < 0) {
+ g_warning ("could not open control socket.");
+ return;
+ }
+
+ memset (&req, 0, sizeof (struct ifreq));
+ strncpy (req.ifr_name, nm_device_get_iface (dev), IFNAMSIZ);
+ ret = ioctl (fd, SIOCGIFHWADDR, &req);
+ if (ret) {
+ nm_warning ("%s: (%s) error getting hardware address: %d",
+ __func__, nm_device_get_iface (dev), errno);
+ goto out;
+ }
+
+ if (memcmp (&priv->hw_addr, &req.ifr_hwaddr.sa_data, sizeof (struct ether_addr))) {
+ memcpy (&priv->hw_addr, &req.ifr_hwaddr.sa_data, sizeof (struct ether_addr));
+ g_object_notify (G_OBJECT (dev), NM_DEVICE_OLPC_MESH_HW_ADDRESS);
+ }
+
+out:
+ close (fd);
+}
+
+
+static NMActStageReturn
+real_act_stage1_prepare (NMDevice *dev, NMDeviceStateReason *reason)
+{
+ NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (dev);
+ gboolean scanning;
+
+ /* disconnect companion device, if it is connected */
+ if (nm_device_get_act_request (NM_DEVICE (priv->companion))) {
+ nm_warning ("disconnecting companion device");
+ nm_device_state_changed (NM_DEVICE (priv->companion),
+ NM_DEVICE_STATE_DISCONNECTED,
+ NM_VPN_CONNECTION_STATE_REASON_USER_DISCONNECTED);
+ nm_warning ("companion disconnected");
+ }
+
+
+ /* wait with continuing configuration untill the companion device is done
+ * scanning */
+ g_object_get (priv->companion, "scanning", &scanning, NULL);
+ if (scanning) {
+ priv->stage1_waiting = TRUE;
+ return NM_ACT_STAGE_RETURN_POSTPONE;
+ }
+
+ return NM_ACT_STAGE_RETURN_SUCCESS;
+}
+
+static NMActStageReturn
+real_act_stage2_config (NMDevice *dev, NMDeviceStateReason *reason)
+{
+ NMDeviceOlpcMesh *self = NM_DEVICE_OLPC_MESH (dev);
+ NMConnection *connection;
+ NMSettingOlpcMesh *s_mesh;
+ NMActRequest *req;
+ guint32 channel;
+ const GByteArray *anycast_addr_array;
+ guint8 *anycast_addr = NULL;
+
+ req = nm_device_get_act_request (dev);
+ g_assert (req);
+
+ connection = nm_act_request_get_connection (req);
+ g_assert (connection);
+
+ s_mesh = NM_SETTING_OLPC_MESH (nm_connection_get_setting (connection, NM_TYPE_SETTING_OLPC_MESH));
+ g_assert (s_mesh);
+
+ channel = nm_setting_olpc_mesh_get_channel (s_mesh);
+ if (channel != 0)
+ nm_device_olpc_mesh_set_channel (self, channel);
+ nm_device_olpc_mesh_set_ssid (self, nm_setting_olpc_mesh_get_ssid (s_mesh));
+
+ anycast_addr_array = nm_setting_olpc_mesh_get_dhcp_anycast_address (s_mesh);
+ if (anycast_addr_array)
+ anycast_addr = anycast_addr_array->data;
+
+ nm_device_set_dhcp_anycast_address (dev, anycast_addr);
+ return NM_ACT_STAGE_RETURN_SUCCESS;
+}
+
+static NMActStageReturn
+real_act_stage4_ip4_config_timeout (NMDevice *dev,
+ NMIP4Config **config,
+ NMDeviceStateReason *reason)
+{
+ return NM_ACT_STAGE_RETURN_FAILURE;
+}
+
+
+static void
+nm_device_olpc_mesh_dispose (GObject *object)
+{
+ NMDeviceOlpcMesh *self = NM_DEVICE_OLPC_MESH (object);
+ NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (self);
+
+ if (priv->dispose_has_run) {
+ G_OBJECT_CLASS (nm_device_olpc_mesh_parent_class)->dispose (object);
+ return;
+ }
+
+ priv->dispose_has_run = TRUE;
+
+ device_cleanup (self);
+
+ if (priv->device_added_cb != 0)
+ g_source_remove (priv->device_added_cb);
+
+ priv->device_added_cb = 0;
+
+ G_OBJECT_CLASS (nm_device_olpc_mesh_parent_class)->dispose (object);
+}
+
+static void
+get_property (GObject *object, guint prop_id,
+ GValue *value, GParamSpec *pspec)
+{
+ NMDeviceOlpcMesh *device = NM_DEVICE_OLPC_MESH (object);
+ NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (device);
+ struct ether_addr hw_addr;
+
+ switch (prop_id) {
+ case PROP_HW_ADDRESS:
+ nm_device_olpc_mesh_get_address (device, &hw_addr);
+ g_value_take_string (value, nm_ether_ntop (&hw_addr));
+ break;
+ case PROP_COMPANION:
+ g_value_set_string (value, nm_device_get_path (priv->companion));
+ break;
+ case PROP_ACTIVE_CHANNEL:
+ g_value_set_uint (value, nm_device_olpc_mesh_get_channel (device));
+ break;
+ case PROP_IFINDEX:
+ g_value_set_uint (value, nm_device_olpc_mesh_get_ifindex (device));
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+set_property (GObject *object, guint prop_id,
+ const GValue *value, GParamSpec *pspec)
+{
+ NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (object);
+
+ switch (prop_id) {
+ case PROP_IFINDEX:
+ /* construct-only */
+ priv->ifindex = g_value_get_uint (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+nm_device_olpc_mesh_class_init (NMDeviceOlpcMeshClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ NMDeviceClass *parent_class = NM_DEVICE_CLASS (klass);
+
+ g_type_class_add_private (object_class, sizeof (NMDeviceOlpcMeshPrivate));
+
+ object_class->constructor = constructor;
+ object_class->get_property = get_property;
+ object_class->set_property = set_property;
+ object_class->dispose = nm_device_olpc_mesh_dispose;
+
+ parent_class->get_type_capabilities = NULL;
+ parent_class->get_generic_capabilities = real_get_generic_capabilities;
+ parent_class->hw_is_up = real_hw_is_up;
+ parent_class->hw_bring_up = real_hw_bring_up;
+ parent_class->hw_take_down = real_hw_take_down;
+ parent_class->is_up = real_is_up;
+ parent_class->bring_up = real_bring_up;
+ parent_class->take_down = real_take_down;
+ parent_class->update_hw_address = real_update_hw_address;
+ parent_class->check_connection_compatible = real_check_connection_compatible;
+
+ parent_class->act_stage1_prepare = real_act_stage1_prepare;
+ parent_class->act_stage2_config = real_act_stage2_config;
+ parent_class->act_stage4_ip4_config_timeout = real_act_stage4_ip4_config_timeout;
+
+ /* Properties */
+ g_object_class_install_property
+ (object_class, PROP_HW_ADDRESS,
+ g_param_spec_string (NM_DEVICE_OLPC_MESH_HW_ADDRESS,
+ "MAC Address",
+ "Hardware MAC address",
+ NULL,
+ G_PARAM_READABLE));
+ g_object_class_install_property
+ (object_class, PROP_COMPANION,
+ g_param_spec_string (NM_DEVICE_OLPC_MESH_COMPANION,
+ "Companion device",
+ "Companion device object path",
+ NULL,
+ G_PARAM_READABLE));
+ g_object_class_install_property
+ (object_class, PROP_ACTIVE_CHANNEL,
+ g_param_spec_uint (NM_DEVICE_OLPC_MESH_ACTIVE_CHANNEL,
+ "Active channel",
+ "Active channel",
+ 0, G_MAXUINT32, 0,
+ G_PARAM_READABLE));
+
+ g_object_class_install_property (object_class, PROP_IFINDEX,
+ g_param_spec_uint (NM_DEVICE_OLPC_MESH_IFINDEX,
+ "Ifindex",
+ "Interface index",
+ 0, G_MAXUINT32, 0,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
+
+ signals[PROPERTIES_CHANGED] =
+ nm_properties_changed_signal_new (object_class,
+ G_STRUCT_OFFSET (NMDeviceOlpcMeshClass, properties_changed));
+
+ dbus_g_object_type_install_info (G_TYPE_FROM_CLASS (klass), &dbus_glib_nm_device_olpc_mesh_object_info);
+
+ dbus_g_error_domain_register (NM_OLPC_MESH_ERROR, NULL,
+ NM_TYPE_OLPC_MESH_ERROR);
+}
+
+static void
+companion_notify_cb (NMDeviceWifi *companion, GParamSpec *pspec, gpointer user_data)
+{
+ NMDeviceOlpcMesh *self = NM_DEVICE_OLPC_MESH (user_data);
+ NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (self);
+ gboolean scanning;
+
+ if (!priv->stage1_waiting)
+ return;
+
+ g_object_get (companion, "scanning", &scanning, NULL);
+
+ if (!scanning) {
+ priv->stage1_waiting = FALSE;
+ nm_device_activate_schedule_stage2_device_config (NM_DEVICE (self));
+ }
+}
+
+/* disconnect from mesh if someone starts using the companion */
+static void
+companion_state_changed_cb (NMDeviceWifi *companion, NMDeviceState state, NMDeviceState old_state, NMDeviceStateReason reason, gpointer user_data)
+{
+ NMDeviceOlpcMesh *self = NM_DEVICE_OLPC_MESH (user_data);
+ NMDeviceState self_state = nm_device_get_state (NM_DEVICE (self));
+
+ if ( self_state < NM_DEVICE_STATE_PREPARE
+ || self_state > NM_DEVICE_STATE_ACTIVATED
+ || state < NM_DEVICE_STATE_PREPARE
+ || state > NM_DEVICE_STATE_ACTIVATED)
+ return;
+
+ nm_debug ("disconnecting mesh due to companion connectivity");
+ nm_device_state_changed (NM_DEVICE (self),
+ NM_DEVICE_STATE_DISCONNECTED,
+ NM_VPN_CONNECTION_STATE_REASON_USER_DISCONNECTED);
+}
+
+static gboolean
+companion_scan_allowed_cb (NMDeviceWifi *companion, gpointer user_data)
+{
+ NMDeviceOlpcMesh *self = NM_DEVICE_OLPC_MESH (user_data);
+ NMDeviceState state;
+
+ g_object_get (G_OBJECT (self), NM_DEVICE_INTERFACE_STATE, &state, NULL);
+
+ /* Don't allow the companion to scan while configure the mesh interface */
+ return (state < NM_DEVICE_STATE_PREPARE) || (state > NM_DEVICE_STATE_IP_CONFIG);
+}
+
+static gboolean
+companion_autoconnect_allowed_cb (NMDeviceWifi *companion, gpointer user_data)
+{
+ NMDeviceOlpcMesh *self = NM_DEVICE_OLPC_MESH (user_data);
+ NMDeviceState state;
+
+ g_object_get (G_OBJECT (self), NM_DEVICE_INTERFACE_STATE, &state, NULL);
+
+ /* Don't allow the companion to autoconnect while a mesh connection is
+ * active */
+ return (state < NM_DEVICE_STATE_PREPARE) || (state > NM_DEVICE_STATE_ACTIVATED);
+}
+
+static gboolean
+is_companion (NMDeviceOlpcMesh *self, NMDevice *other)
+{
+ NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (self);
+ struct ether_addr their_addr;
+
+ if (!NM_IS_DEVICE_WIFI (other))
+ return FALSE;
+
+ nm_device_wifi_get_address (NM_DEVICE_WIFI (other), &their_addr);
+
+ if (memcmp (priv->hw_addr.ether_addr_octet,
+ their_addr.ether_addr_octet, ETH_ALEN) != 0) {
+ return FALSE;
+ }
+
+ /* FIXME detect when our companion leaves */
+ priv->companion = other;
+
+ g_source_remove (priv->device_added_cb);
+ priv->device_added_cb = 0;
+
+ nm_device_state_changed (NM_DEVICE (self),
+ NM_DEVICE_STATE_DISCONNECTED,
+ NM_DEVICE_STATE_REASON_NONE);
+
+ nm_debug ("Found companion device: %s", nm_device_get_iface (other));
+
+ g_signal_connect (G_OBJECT (other), "state-changed",
+ G_CALLBACK (companion_state_changed_cb), self);
+ g_signal_connect (G_OBJECT (other), "notify::scanning",
+ G_CALLBACK (companion_notify_cb), self);
+ g_signal_connect (G_OBJECT (other), "scanning-allowed",
+ G_CALLBACK (companion_scan_allowed_cb), self);
+ g_signal_connect (G_OBJECT (other), "autoconnect-allowed",
+ G_CALLBACK (companion_autoconnect_allowed_cb), self);
+
+ return TRUE;
+}
+
+static void
+device_added_cb (NMDevice *other, gpointer user_data)
+{
+ NMDeviceOlpcMesh *self = NM_DEVICE_OLPC_MESH (user_data);
+
+ is_companion (self, other);
+}
+
+static gboolean
+check_companion_cb (gpointer user_data)
+{
+ NMDeviceOlpcMesh *self = NM_DEVICE_OLPC_MESH (user_data);
+ NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (self);
+ NMManager *manager;
+ GSList *list;
+
+ if (priv->companion != NULL) {
+ nm_device_state_changed (NM_DEVICE (user_data),
+ NM_DEVICE_STATE_DISCONNECTED,
+ NM_DEVICE_STATE_REASON_NONE);
+ return FALSE;
+ }
+
+ if (priv->device_added_cb != 0)
+ return FALSE;
+
+ manager = nm_manager_get (NULL, NULL, NULL);
+
+ priv->device_added_cb = g_signal_connect (manager, "device-added",
+ G_CALLBACK (device_added_cb), self);
+
+ list = nm_manager_get_devices (manager);
+ for (; list != NULL ; list = list->next)
+ if (is_companion (self, NM_DEVICE (list->data)))
+ break;
+
+ g_object_unref (manager);
+
+ return FALSE;
+}
+
+static void
+state_changed_cb (NMDevice *device, NMDeviceState state, gpointer user_data)
+{
+ NMDeviceOlpcMesh *self = NM_DEVICE_OLPC_MESH (device);
+
+ switch (state) {
+ case NM_DEVICE_STATE_UNMANAGED:
+ break;
+ case NM_DEVICE_STATE_UNAVAILABLE:
+ /* If transitioning to UNAVAILBLE and the companion device is known then
+ * transition to DISCONNECTED otherwise wait for our companion.
+ */
+ g_idle_add (check_companion_cb, self);
+ break;
+ case NM_DEVICE_STATE_ACTIVATED:
+ break;
+ case NM_DEVICE_STATE_FAILED:
+ break;
+ case NM_DEVICE_STATE_DISCONNECTED:
+ break;
+ default:
+ break;
+ }
+}
+
+
+NMDevice *
+nm_device_olpc_mesh_new (const char *udi,
+ const char *iface,
+ const char *driver,
+ guint32 ifindex)
+{
+ GObject *obj;
+
+ g_return_val_if_fail (udi != NULL, NULL);
+ g_return_val_if_fail (iface != NULL, NULL);
+ g_return_val_if_fail (driver != NULL, NULL);
+
+ obj = g_object_new (NM_TYPE_DEVICE_OLPC_MESH,
+ NM_DEVICE_INTERFACE_UDI, udi,
+ NM_DEVICE_INTERFACE_IFACE, iface,
+ NM_DEVICE_INTERFACE_DRIVER, driver,
+ NM_DEVICE_OLPC_MESH_IFINDEX, ifindex,
+ NM_DEVICE_INTERFACE_TYPE_DESC, "802.11 OLPC Mesh",
+ NM_DEVICE_INTERFACE_DEVICE_TYPE, NM_DEVICE_TYPE_OLPC_MESH,
+ NULL);
+ if (obj == NULL)
+ return NULL;
+
+ g_signal_connect (obj, "state-changed", G_CALLBACK (state_changed_cb), NULL);
+
+ return NM_DEVICE (obj);
+}
projects / NetworkManager.git / commitdiff