/* SPDX-License-Identifier: LGPL-2.1-or-later */

/*

 * Copyright (C) 2008 - 2014 Red Hat, Inc.

 * Copyright (C) 2008 Novell, Inc.

 */

#include "libnm/nm-default-libnm.h"

#include "nm-dhcp-config.h"

#include "nm-dhcp4-config.h"

#include "nm-dhcp6-config.h"

#include "nm-dbus-interface.h"

#include "nm-object-private.h"

#include "nm-utils.h"

/*****************************************************************************/

NM_GOBJECT_PROPERTIES_DEFINE(NMDhcpConfig, PROP_FAMILY, PROP_OPTIONS, );

typedef struct _NMDhcpConfigPrivate {

    GHashTable *options;

} NMDhcpConfigPrivate;

G_DEFINE_ABSTRACT_TYPE(NMDhcpConfig, nm_dhcp_config, NM_TYPE_OBJECT)

#define NM_DHCP_CONFIG_GET_PRIVATE(self) \

    _NM_GET_PRIVATE_PTR(self, NMDhcpConfig, NM_IS_DHCP_CONFIG, NMObject)

/*****************************************************************************/

static NMLDBusNotifyUpdatePropFlags

_notify_update_prop_options(NMClient *              client,

                            NMLDBusObject *         dbobj,

                            const NMLDBusMetaIface *meta_iface,

                            guint                   dbus_property_idx,

                            GVariant *              value)

{

    NMDhcpConfig *       self = NM_DHCP_CONFIG(dbobj->nmobj);

    NMDhcpConfigPrivate *priv = NM_DHCP_CONFIG_GET_PRIVATE(self);

    g_hash_table_remove_all(priv->options);

    if (value) {

        GVariantIter iter;

        const char * key;

        GVariant *   opt;

        g_variant_iter_init(&iter, value);

        while (g_variant_iter_next(&iter, "{&sv}", &key, &opt)) {

            if (g_variant_is_of_type(opt, G_VARIANT_TYPE_STRING))

                g_hash_table_insert(priv->options, g_strdup(key), g_variant_dup_string(opt, NULL));

            g_variant_unref(opt);

        }

    }

    return NML_DBUS_NOTIFY_UPDATE_PROP_FLAGS_NOTIFY;

}

/*****************************************************************************/

static void

nm_dhcp_config_init(NMDhcpConfig *self)

{

    NMDhcpConfigPrivate *priv;

    priv = G_TYPE_INSTANCE_GET_PRIVATE(self, NM_TYPE_DHCP_CONFIG, NMDhcpConfigPrivate);

    self->_priv = priv;

    priv->options = g_hash_table_new_full(nm_str_hash, g_str_equal, g_free, g_free);

}

static void

finalize(GObject *object)

{

    NMDhcpConfigPrivate *priv = NM_DHCP_CONFIG_GET_PRIVATE(object);

    g_hash_table_destroy(priv->options);

    G_OBJECT_CLASS(nm_dhcp_config_parent_class)->finalize(object);

}

static void

get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)

{

    NMDhcpConfig *self = NM_DHCP_CONFIG(object);

    switch (prop_id) {

    case PROP_FAMILY:

        g_value_set_int(value, nm_dhcp_config_get_family(self));

        break;

    case PROP_OPTIONS:

        g_value_set_boxed(value, nm_dhcp_config_get_options(self));

        break;

    default:

        G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);

        break;

    }

}

const NMLDBusMetaIface _nml_dbus_meta_iface_nm_dhcp4config = NML_DBUS_META_IFACE_INIT_PROP(

    NM_DBUS_INTERFACE_DHCP4_CONFIG,

    nm_dhcp4_config_get_type,

    NML_DBUS_META_INTERFACE_PRIO_INSTANTIATE_30,

    NML_DBUS_META_IFACE_DBUS_PROPERTIES(

        NML_DBUS_META_PROPERTY_INIT_FCN("Options",

                                        PROP_OPTIONS,

                                        "a{sv}",

                                        _notify_update_prop_options), ),

    .base_struct_offset = G_STRUCT_OFFSET(NMDhcpConfig, _priv), );

const NMLDBusMetaIface _nml_dbus_meta_iface_nm_dhcp6config = NML_DBUS_META_IFACE_INIT_PROP(

    NM_DBUS_INTERFACE_DHCP6_CONFIG,

    nm_dhcp6_config_get_type,

    NML_DBUS_META_INTERFACE_PRIO_INSTANTIATE_30,

    NML_DBUS_META_IFACE_DBUS_PROPERTIES(

        NML_DBUS_META_PROPERTY_INIT_FCN("Options",

                                        PROP_OPTIONS,

                                        "a{sv}",

                                        _notify_update_prop_options), ),

    .base_struct_offset = G_STRUCT_OFFSET(NMDhcpConfig, _priv), );

static void

nm_dhcp_config_class_init(NMDhcpConfigClass *config_class)

{

    GObjectClass *object_class = G_OBJECT_CLASS(config_class);

    g_type_class_add_private(config_class, sizeof(NMDhcpConfigPrivate));

    object_class->get_property = get_property;

    object_class->finalize     = finalize;

    /**

     * NMDhcpConfig:family:

     *

     * The IP address family of the configuration; either

     * <literal>AF_INET</literal> or <literal>AF_INET6</literal>.

     **/

    obj_properties[PROP_FAMILY] = g_param_spec_int(NM_DHCP_CONFIG_FAMILY,

                                                   "",

                                                   "",

                                                   0,

                                                   255,

                                                   AF_UNSPEC,

                                                   G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);

    /**

     * NMDhcpConfig:options: (type GHashTable(utf8,utf8)):

     *

     * The #GHashTable containing options of the configuration.

     **/

    obj_properties[PROP_OPTIONS] = g_param_spec_boxed(NM_DHCP_CONFIG_OPTIONS,

                                                      "",

                                                      "",

                                                      G_TYPE_HASH_TABLE,

                                                      G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);

    _nml_dbus_meta_class_init_with_properties(object_class,

                                              &_nml_dbus_meta_iface_nm_dhcp4config,

                                              &_nml_dbus_meta_iface_nm_dhcp6config);

}

/**

 * nm_dhcp_config_get_family:

 * @config: a #NMDhcpConfig

 *

 * Gets the IP address family of the configuration

 *

 * Returns: the IP address family; either <literal>AF_INET</literal> or

 *   <literal>AF_INET6</literal>

 **/

int

nm_dhcp_config_get_family(NMDhcpConfig *config)

{

    g_return_val_if_fail(NM_IS_DHCP_CONFIG(config), AF_UNSPEC);

    return NM_IS_DHCP4_CONFIG(config) ? AF_INET : AF_INET6;

}

/**

 * nm_dhcp_config_get_options:

 * @config: a #NMDhcpConfig

 *

 * Gets all the options contained in the configuration.

 *

 * Returns: (transfer none) (element-type utf8 utf8): the #GHashTable containing

 * strings for keys and values.  This is the internal copy used by the

 * configuration, and must not be modified.

 **/

GHashTable *

nm_dhcp_config_get_options(NMDhcpConfig *config)

{

    g_return_val_if_fail(NM_IS_DHCP_CONFIG(config), NULL);

    return NM_DHCP_CONFIG_GET_PRIVATE(config)->options;

}

/**

 * nm_dhcp_config_get_one_option:

 * @config: a #NMDhcpConfig

 * @option: the option to retrieve

 *

 * Gets one option by option name.

 *

 * Returns: the configuration option's value. This is the internal string used by the

 * configuration, and must not be modified.

 **/

const char *

nm_dhcp_config_get_one_option(NMDhcpConfig *config, const char *option)

{

    g_return_val_if_fail(NM_IS_DHCP_CONFIG(config), NULL);

    return g_hash_table_lookup(nm_dhcp_config_get_options(config), option);

}