NetworkManager/libnm/nm-device-infiniband.c

/* SPDX-License-Identifier: LGPL-2.1+ */
/*
 * Copyright (C) 2011 - 2012 Red Hat, Inc.
 */

#include "nm-default.h"

#include "nm-device-infiniband.h"

#include <linux/if_infiniband.h>

#include "nm-setting-connection.h"
#include "nm-setting-infiniband.h"
#include "nm-utils.h"
#include "nm-object-private.h"

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

NM_GOBJECT_PROPERTIES_DEFINE_BASE(PROP_CARRIER, );

typedef struct {
    bool carrier;
} NMDeviceInfinibandPrivate;

struct _NMDeviceInfiniband {
    NMDevice                  parent;
    NMDeviceInfinibandPrivate _priv;
};

struct _NMDeviceInfinibandClass {
    NMDeviceClass parent;
};

G_DEFINE_TYPE(NMDeviceInfiniband, nm_device_infiniband, NM_TYPE_DEVICE)

#define NM_DEVICE_INFINIBAND_GET_PRIVATE(self) \
    _NM_GET_PRIVATE(self, NMDeviceInfiniband, NM_IS_DEVICE_INFINIBAND, NMObject, NMDevice)

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

/**
 * nm_device_infiniband_get_hw_address: (skip)
 * @device: a #NMDeviceInfiniband
 *
 * Gets the hardware (MAC) address of the #NMDeviceInfiniband
 *
 * Returns: the hardware address. This is the internal string used by the
 * device, and must not be modified.
 *
 * Deprecated: 1.24: Use nm_device_get_hw_address() instead.
 **/
const char *
nm_device_infiniband_get_hw_address(NMDeviceInfiniband *device)
{
    g_return_val_if_fail(NM_IS_DEVICE_INFINIBAND(device), NULL);

    return nm_device_get_hw_address(NM_DEVICE(device));
}

/**
 * nm_device_infiniband_get_carrier:
 * @device: a #NMDeviceInfiniband
 *
 * Whether the device has carrier.
 *
 * Returns: %TRUE if the device has carrier
 **/
gboolean
nm_device_infiniband_get_carrier(NMDeviceInfiniband *device)
{
    g_return_val_if_fail(NM_IS_DEVICE_INFINIBAND(device), FALSE);

    return NM_DEVICE_INFINIBAND_GET_PRIVATE(device)->carrier;
}

static gboolean
connection_compatible(NMDevice *device, NMConnection *connection, GError **error)
{
    NMSettingInfiniband *s_infiniband;
    const char *         hwaddr, *setting_hwaddr;

    if (!NM_DEVICE_CLASS(nm_device_infiniband_parent_class)
             ->connection_compatible(device, connection, error))
        return FALSE;

    if (!nm_connection_is_type(connection, NM_SETTING_INFINIBAND_SETTING_NAME)) {
        g_set_error_literal(error,
                            NM_DEVICE_ERROR,
                            NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION,
                            _("The connection was not an InfiniBand connection."));
        return FALSE;
    }

    hwaddr = nm_device_get_hw_address(NM_DEVICE(device));
    if (hwaddr) {
        if (!nm_utils_hwaddr_valid(hwaddr, INFINIBAND_ALEN)) {
            g_set_error_literal(error,
                                NM_DEVICE_ERROR,
                                NM_DEVICE_ERROR_FAILED,
                                _("Invalid device MAC address."));
            return FALSE;
        }

        s_infiniband   = nm_connection_get_setting_infiniband(connection);
        setting_hwaddr = nm_setting_infiniband_get_mac_address(s_infiniband);
        if (setting_hwaddr && !nm_utils_hwaddr_matches(setting_hwaddr, -1, hwaddr, -1)) {
            g_set_error_literal(error,
                                NM_DEVICE_ERROR,
                                NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION,
                                _("The MACs of the device and the connection didn't match."));
            return FALSE;
        }
    }

    return TRUE;
}

static GType
get_setting_type(NMDevice *device)
{
    return NM_TYPE_SETTING_INFINIBAND;
}

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

static void
nm_device_infiniband_init(NMDeviceInfiniband *device)
{}

static void
get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
{
    NMDeviceInfiniband *device = NM_DEVICE_INFINIBAND(object);

    switch (prop_id) {
    case PROP_CARRIER:
        g_value_set_boolean(value, nm_device_infiniband_get_carrier(device));
        break;
    default:
        G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
        break;
    }
}

const NMLDBusMetaIface _nml_dbus_meta_iface_nm_device_infiniband = NML_DBUS_META_IFACE_INIT_PROP(
    NM_DBUS_INTERFACE_DEVICE_INFINIBAND,
    nm_device_infiniband_get_type,
    NML_DBUS_META_INTERFACE_PRIO_INSTANTIATE_30,
    NML_DBUS_META_IFACE_DBUS_PROPERTIES(
        NML_DBUS_META_PROPERTY_INIT_B("Carrier", PROP_CARRIER, NMDeviceInfiniband, _priv.carrier),
        NML_DBUS_META_PROPERTY_INIT_FCN("HwAddress",
                                        0,
                                        "s",
                                        _nm_device_notify_update_prop_hw_address), ), );

static void
nm_device_infiniband_class_init(NMDeviceInfinibandClass *ib_class)
{
    GObjectClass * object_class = G_OBJECT_CLASS(ib_class);
    NMDeviceClass *device_class = NM_DEVICE_CLASS(ib_class);

    object_class->get_property = get_property;

    device_class->connection_compatible = connection_compatible;
    device_class->get_setting_type      = get_setting_type;

    /**
     * NMDeviceInfiniband:carrier:
     *
     * Whether the device has carrier.
     **/
    obj_properties[PROP_CARRIER] = g_param_spec_boolean(NM_DEVICE_INFINIBAND_CARRIER,
                                                        "",
                                                        "",
                                                        FALSE,
                                                        G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);

    _nml_dbus_meta_class_init_with_properties(object_class,
                                              &_nml_dbus_meta_iface_nm_device_infiniband);
}