diff options
Diffstat (limited to 'src/system-settings/nm-default-wired-connection.c')
| -rw-r--r-- | src/system-settings/nm-default-wired-connection.c | 355 |
1 files changed, 355 insertions, 0 deletions
diff --git a/src/system-settings/nm-default-wired-connection.c b/src/system-settings/nm-default-wired-connection.c new file mode 100644 index 0000000000..c8a6daab72 --- /dev/null +++ b/src/system-settings/nm-default-wired-connection.c @@ -0,0 +1,355 @@ +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */ +/* NetworkManager system settings service + * + * 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., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * (C) Copyright 2008 Novell, Inc. + * (C) Copyright 2009 Red Hat, Inc. + */ + +#include <netinet/ether.h> + +#include <glib/gi18n.h> + +#include <NetworkManager.h> +#include <nm-settings.h> +#include <nm-setting-connection.h> +#include <nm-setting-wired.h> +#include <nm-utils.h> + +#include "nm-dbus-glib-types.h" +#include "nm-marshal.h" +#include "nm-default-wired-connection.h" + +G_DEFINE_TYPE (NMDefaultWiredConnection, nm_default_wired_connection, NM_TYPE_SYSCONFIG_CONNECTION) + +#define NM_DEFAULT_WIRED_CONNECTION_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_DEFAULT_WIRED_CONNECTION, NMDefaultWiredConnectionPrivate)) + +typedef struct { + char *iface; + GByteArray *mac; + gboolean read_only; +} NMDefaultWiredConnectionPrivate; + +enum { + PROP_0, + PROP_MAC, + PROP_IFACE, + PROP_READ_ONLY, + LAST_PROP +}; + +enum { + TRY_UPDATE, + DELETED, + LAST_SIGNAL +}; + +static guint signals[LAST_SIGNAL] = { 0 }; + + +NMDefaultWiredConnection * +nm_default_wired_connection_new (const GByteArray *mac, + const char *iface, + gboolean read_only) +{ + + g_return_val_if_fail (mac != NULL, NULL); + g_return_val_if_fail (mac->len == ETH_ALEN, NULL); + g_return_val_if_fail (iface != NULL, NULL); + + return g_object_new (NM_TYPE_DEFAULT_WIRED_CONNECTION, + NM_DEFAULT_WIRED_CONNECTION_MAC, mac, + NM_DEFAULT_WIRED_CONNECTION_IFACE, iface, + NM_DEFAULT_WIRED_CONNECTION_READ_ONLY, read_only, + NULL); +} + +static GByteArray * +dup_wired_mac (NMExportedConnection *exported) +{ + NMConnection *wrapped; + NMSettingWired *s_wired; + const GByteArray *mac; + GByteArray *dup; + + wrapped = nm_exported_connection_get_connection (exported); + if (!wrapped) + return NULL; + + s_wired = (NMSettingWired *) nm_connection_get_setting (wrapped, NM_TYPE_SETTING_WIRED); + if (!s_wired) + return NULL; + + mac = nm_setting_wired_get_mac_address (s_wired); + if (!mac || (mac->len != ETH_ALEN)) + return NULL; + + dup = g_byte_array_sized_new (ETH_ALEN); + g_byte_array_append (dup, mac->data, ETH_ALEN); + return dup; +} + +static gboolean +update (NMExportedConnection *exported, + GHashTable *new_settings, + GError **error) +{ + NMDefaultWiredConnection *connection = NM_DEFAULT_WIRED_CONNECTION (exported); + gboolean success; + GByteArray *mac; + + /* Ensure object stays alive across signal emission */ + g_object_ref (exported); + + /* Save a copy of the current MAC address just in case the user + * changed it when updating the connection. + */ + mac = dup_wired_mac (exported); + + /* Let NMSysconfigConnection check permissions */ + success = NM_EXPORTED_CONNECTION_CLASS (nm_default_wired_connection_parent_class)->update (exported, new_settings, error); + if (success) { + g_signal_emit_by_name (connection, "try-update", new_settings, error); + success = *error ? FALSE : TRUE; + + if (success) + g_signal_emit (connection, signals[DELETED], 0, mac); + } + + g_byte_array_free (mac, TRUE); + g_object_unref (exported); + return success; +} + +static gboolean +do_delete (NMExportedConnection *exported, GError **error) +{ + gboolean success; + GByteArray *mac; + + g_object_ref (exported); + mac = dup_wired_mac (exported); + + success = NM_EXPORTED_CONNECTION_CLASS (nm_default_wired_connection_parent_class)->do_delete (exported, error); + if (success) + g_signal_emit (exported, signals[DELETED], 0, mac); + + g_byte_array_free (mac, TRUE); + g_object_unref (exported); + return success; +} + +static void +nm_default_wired_connection_init (NMDefaultWiredConnection *self) +{ +} + +static GObject * +constructor (GType type, + guint n_construct_params, + GObjectConstructParam *construct_params) +{ + GObject *object; + NMDefaultWiredConnectionPrivate *priv; + NMConnection *wrapped; + NMSettingConnection *s_con; + NMSettingWired *s_wired; + char *id, *uuid; + + object = G_OBJECT_CLASS (nm_default_wired_connection_parent_class)->constructor (type, n_construct_params, construct_params); + if (!object) + return NULL; + + priv = NM_DEFAULT_WIRED_CONNECTION_GET_PRIVATE (object); + + wrapped = nm_connection_new (); + + s_con = NM_SETTING_CONNECTION (nm_setting_connection_new ()); + + id = g_strdup_printf (_("Auto %s"), priv->iface); + uuid = nm_utils_uuid_generate (); + + g_object_set (s_con, + NM_SETTING_CONNECTION_ID, id, + NM_SETTING_CONNECTION_TYPE, NM_SETTING_WIRED_SETTING_NAME, + NM_SETTING_CONNECTION_AUTOCONNECT, TRUE, + NM_SETTING_CONNECTION_UUID, uuid, + NM_SETTING_CONNECTION_READ_ONLY, priv->read_only, + NULL); + + g_free (id); + g_free (uuid); + + nm_connection_add_setting (wrapped, NM_SETTING (s_con)); + + /* Lock the connection to the specific device */ + s_wired = NM_SETTING_WIRED (nm_setting_wired_new ()); + g_object_set (s_wired, NM_SETTING_WIRED_MAC_ADDRESS, priv->mac, NULL); + nm_connection_add_setting (wrapped, NM_SETTING (s_wired)); + + g_object_set (object, NM_EXPORTED_CONNECTION_CONNECTION, wrapped, NULL); + g_object_unref (wrapped); + + return object; +} + +static void +finalize (GObject *object) +{ + NMDefaultWiredConnectionPrivate *priv = NM_DEFAULT_WIRED_CONNECTION_GET_PRIVATE (object); + + g_free (priv->iface); + g_byte_array_free (priv->mac, TRUE); + + G_OBJECT_CLASS (nm_default_wired_connection_parent_class)->finalize (object); +} + +static void +get_property (GObject *object, guint prop_id, + GValue *value, GParamSpec *pspec) +{ + NMDefaultWiredConnectionPrivate *priv = NM_DEFAULT_WIRED_CONNECTION_GET_PRIVATE (object); + + switch (prop_id) { + case PROP_MAC: + g_value_set_pointer (value, priv->mac); + break; + case PROP_IFACE: + g_value_set_string (value, priv->iface); + break; + case PROP_READ_ONLY: + g_value_set_boolean (value, priv->read_only); + 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) +{ + NMDefaultWiredConnectionPrivate *priv = NM_DEFAULT_WIRED_CONNECTION_GET_PRIVATE (object); + GByteArray *array; + + switch (prop_id) { + case PROP_MAC: + /* Construct only */ + array = g_value_get_pointer (value); + if (priv->mac) { + g_byte_array_free (priv->mac, TRUE); + priv->mac = NULL; + } + if (array) { + g_return_if_fail (array->len == ETH_ALEN); + priv->mac = g_byte_array_sized_new (array->len); + g_byte_array_append (priv->mac, array->data, ETH_ALEN); + } + break; + case PROP_IFACE: + g_free (priv->iface); + priv->iface = g_value_dup_string (value); + break; + case PROP_READ_ONLY: + priv->read_only = g_value_get_boolean (value); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static gboolean +try_update_signal_accumulator (GSignalInvocationHint *ihint, + GValue *return_accu, + const GValue *handler_return, + gpointer data) +{ + gpointer new_ptr = g_value_get_pointer (handler_return); + + g_value_set_pointer (return_accu, new_ptr); + + /* Continue if no error was returned from the handler */ + return new_ptr ? FALSE : TRUE; +} + +static void +nm_default_wired_connection_class_init (NMDefaultWiredConnectionClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + NMExportedConnectionClass *exported_class = NM_EXPORTED_CONNECTION_CLASS (klass); + + g_type_class_add_private (klass, sizeof (NMDefaultWiredConnectionPrivate)); + + /* Virtual methods */ + object_class->constructor = constructor; + object_class->set_property = set_property; + object_class->get_property = get_property; + object_class->finalize = finalize; + + exported_class->update = update; + exported_class->do_delete = do_delete; + + /* Properties */ + g_object_class_install_property + (object_class, PROP_MAC, + g_param_spec_pointer (NM_DEFAULT_WIRED_CONNECTION_MAC, + "MAC", + "MAC Address", + G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); + + g_object_class_install_property + (object_class, PROP_IFACE, + g_param_spec_string (NM_DEFAULT_WIRED_CONNECTION_IFACE, + "Iface", + "Interface", + NULL, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); + + g_object_class_install_property + (object_class, PROP_READ_ONLY, + g_param_spec_boolean (NM_DEFAULT_WIRED_CONNECTION_READ_ONLY, + "ReadOnly", + "Read Only", + FALSE, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); + + /* Signals */ + signals[TRY_UPDATE] = + g_signal_new ("try-update", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST, + 0, try_update_signal_accumulator, NULL, + _nm_marshal_POINTER__POINTER, + G_TYPE_POINTER, 1, + DBUS_TYPE_G_MAP_OF_MAP_OF_VARIANT); + + /* The 'deleted' signal is used to signal intentional deletions (like + * updating or user-requested deletion) rather than using the + * NMExportedConnection superclass' 'removed' signal, since that signal + * doesn't have the semantics we want; it gets emitted as a side-effect + * of various operations and is meant more for D-Bus clients instead + * of in-service uses. + */ + signals[DELETED] = + g_signal_new ("deleted", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST, + 0, NULL, NULL, + g_cclosure_marshal_VOID__POINTER, + G_TYPE_NONE, 1, G_TYPE_POINTER); +} |