9b9dce9486
Add a new 'match' setting containing properties to match a connection to devices. At the moment only the interface-name property is present and, contrary to connection.interface-name, it allows the use of wildcards.
296 lines
7.5 KiB
C
296 lines
7.5 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
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/*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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* Copyright 2018 Red Hat, Inc.
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*/
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#include "nm-default.h"
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#include "nm-setting-match.h"
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#include "nm-setting-private.h"
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#include "nm-utils-private.h"
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/**
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* SECTION:nm-setting-match
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* @short_description: Properties to match a connection with a device.
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* @include: nm-setting-match.h
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**/
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/**
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* NMSettingMatch:
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*
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* Match settings.
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*
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* Since: 1.14
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*/
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struct _NMSettingMatch {
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NMSetting parent;
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GPtrArray *interface_name;
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};
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struct _NMSettingMatchClass {
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NMSettingClass parent;
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};
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G_DEFINE_TYPE (NMSettingMatch, nm_setting_match, NM_TYPE_SETTING)
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NM_GOBJECT_PROPERTIES_DEFINE (NMSettingMatch,
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PROP_INTERFACE_NAME,
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);
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/*****************************************************************************/
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/**
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* nm_setting_match_get_num_interface_names:
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* @setting: the #NMSettingMatch
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*
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* Returns: the number of configured interface names
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*
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* Since: 1.14
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**/
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guint
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nm_setting_match_get_num_interface_names (NMSettingMatch *setting)
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{
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g_return_val_if_fail (NM_IS_SETTING_MATCH (setting), 0);
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return setting->interface_name->len;
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}
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/**
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* nm_setting_match_get_interface_name:
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* @setting: the #NMSettingMatch
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* @idx: index number of the DNS search domain to return
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*
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* Returns: the interface name at index @idx
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*
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* Since: 1.14
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**/
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const char *
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nm_setting_match_get_interface_name (NMSettingMatch *setting, int idx)
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{
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g_return_val_if_fail (NM_IS_SETTING_MATCH (setting), NULL);
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g_return_val_if_fail (idx >= 0 && idx < setting->interface_name->len, NULL);
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return setting->interface_name->pdata[idx];
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}
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/**
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* nm_setting_match_add_interface_name:
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* @setting: the #NMSettingMatch
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* @interface_name: the interface name to add
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*
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* Adds a new interface name to the setting.
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*
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* Since: 1.14
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**/
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void
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nm_setting_match_add_interface_name (NMSettingMatch *setting,
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const char *interface_name)
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{
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g_return_if_fail (NM_IS_SETTING_MATCH (setting));
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g_return_if_fail (interface_name != NULL);
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g_return_if_fail (interface_name[0] != '\0');
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g_ptr_array_add (setting->interface_name, g_strdup (interface_name));
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_notify (setting, PROP_INTERFACE_NAME);
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}
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/**
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* nm_setting_match_remove_interface_name:
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* @setting: the #NMSettingMatch
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* @idx: index number of the interface name
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*
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* Removes the interface name at index @idx.
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*
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* Since: 1.14
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**/
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void
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nm_setting_match_remove_interface_name (NMSettingMatch *setting, int idx)
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{
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g_return_if_fail (NM_IS_SETTING_MATCH (setting));
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g_return_if_fail (idx >= 0 && idx < setting->interface_name->len);
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g_ptr_array_remove_index (setting->interface_name, idx);
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_notify (setting, PROP_INTERFACE_NAME);
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}
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/**
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* nm_setting_match_remove_interface_name_by_value:
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* @setting: the #NMSettingMatch
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* @interface_name: the interface name to remove
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*
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* Removes @interface_name.
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*
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* Returns: %TRUE if the interface name was found and removed; %FALSE if it was not.
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*
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* Since: 1.14
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**/
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gboolean
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nm_setting_match_remove_interface_name_by_value (NMSettingMatch *setting,
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const char *interface_name)
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{
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guint i;
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g_return_val_if_fail (NM_IS_SETTING_MATCH (setting), FALSE);
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g_return_val_if_fail (interface_name != NULL, FALSE);
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g_return_val_if_fail (interface_name[0] != '\0', FALSE);
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for (i = 0; i < setting->interface_name->len; i++) {
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if (nm_streq (interface_name, setting->interface_name->pdata[i])) {
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g_ptr_array_remove_index (setting->interface_name, i);
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_notify (setting, PROP_INTERFACE_NAME);
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return TRUE;
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}
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}
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return FALSE;
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}
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/**
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* nm_setting_match_clear_interface_names:
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* @setting: the #NMSettingMatch
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*
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* Removes all configured interface names.
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*
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* Since: 1.14
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**/
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void
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nm_setting_match_clear_interface_names (NMSettingMatch *setting)
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{
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g_return_if_fail (NM_IS_SETTING_MATCH (setting));
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if (setting->interface_name->len != 0) {
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g_ptr_array_set_size (setting->interface_name, 0);
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_notify (setting, PROP_INTERFACE_NAME);
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}
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}
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/**
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* nm_setting_match_get_interface_names:
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* @setting: the #NMSettingMatch
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*
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* Returns all the interface names.
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*
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* Returns: (transfer none): the configured interface names.
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*
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* Since: 1.14
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**/
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const char *const *
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nm_setting_match_get_interface_names (NMSettingMatch *setting, guint *length)
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{
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g_return_val_if_fail (NM_IS_SETTING_MATCH (setting), NULL);
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g_return_val_if_fail (length, NULL);
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NM_SET_OUT (length, setting->interface_name->len);
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return (const char *const *) setting->interface_name->pdata;
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}
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static void
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get_property (GObject *object, guint prop_id,
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GValue *value, GParamSpec *pspec)
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{
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NMSettingMatch *self = NM_SETTING_MATCH (object);
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switch (prop_id) {
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case PROP_INTERFACE_NAME:
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g_value_take_boxed (value, _nm_utils_ptrarray_to_strv (self->interface_name));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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set_property (GObject *object, guint prop_id,
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const GValue *value, GParamSpec *pspec)
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{
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NMSettingMatch *self = NM_SETTING_MATCH (object);
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switch (prop_id) {
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case PROP_INTERFACE_NAME:
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g_ptr_array_unref (self->interface_name);
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self->interface_name = _nm_utils_strv_to_ptrarray (g_value_get_boxed (value));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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nm_setting_match_init (NMSettingMatch *setting)
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{
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setting->interface_name = g_ptr_array_new_with_free_func (g_free);
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}
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/**
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* nm_setting_match_new:
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*
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* Creates a new #NMSettingMatch object with default values.
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*
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* Returns: (transfer full): the new empty #NMSettingMatch object
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*
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* Since: 1.14
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**/
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NMSetting *
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nm_setting_match_new (void)
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{
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return (NMSetting *) g_object_new (NM_TYPE_SETTING_MATCH, NULL);
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}
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static void
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finalize (GObject *object)
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{
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NMSettingMatch *self = NM_SETTING_MATCH (object);
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g_ptr_array_unref (self->interface_name);
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G_OBJECT_CLASS (nm_setting_match_parent_class)->finalize (object);
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}
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static void
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nm_setting_match_class_init (NMSettingMatchClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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NMSettingClass *setting_class = NM_SETTING_CLASS (klass);
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object_class->finalize = finalize;
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object_class->get_property = get_property;
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object_class->set_property = set_property;
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/**
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* NMSettingMatch:interface-name
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*
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* A list of interface names to match. Each element is a shell wildcard
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* pattern. When an element is prefixed with exclamation mark (!) the
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* condition is inverted.
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*
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* A candidate interface name is considered matching when both these
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* conditions are satisfied: (a) any of the elements not prefixed with '!'
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* matches or there aren't such elements; (b) none of the elements
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* prefixed with '!' match.
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*
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* Since: 1.14
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**/
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obj_properties[PROP_INTERFACE_NAME] =
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g_param_spec_boxed (NM_SETTING_MATCH_INTERFACE_NAME, "", "",
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G_TYPE_STRV,
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NM_SETTING_PARAM_FUZZY_IGNORE |
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G_PARAM_READWRITE |
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G_PARAM_STATIC_STRINGS);
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g_object_class_install_properties (object_class, _PROPERTY_ENUMS_LAST, obj_properties);
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_nm_setting_class_commit (setting_class, NM_META_SETTING_TYPE_MATCH);
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}
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