/*
 * libvirt-gobject-domain-device.c: libvirt gobject integration
 *
 * Copyright (C) 2011 Red Hat, Inc.
 *
 * 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 2.1 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA
 *
 * Author: Marc-André Lureau <marcandre.lureau@redhat.com>
 */

#include <config.h>

#include <libvirt/virterror.h>
#include <string.h>

#include "libvirt-glib/libvirt-glib.h"
#include "libvirt-gobject/libvirt-gobject.h"

#include "libvirt-gobject/libvirt-gobject-domain-device-private.h"

#define GVIR_DOMAIN_DEVICE_GET_PRIVATE(obj)                         \
        (G_TYPE_INSTANCE_GET_PRIVATE((obj), GVIR_TYPE_DOMAIN_DEVICE, GVirDomainDevicePrivate))

struct _GVirDomainDevicePrivate
{
    GVirDomain *domain;
};

G_DEFINE_ABSTRACT_TYPE(GVirDomainDevice, gvir_domain_device, G_TYPE_OBJECT);

enum {
    PROP_0,
    PROP_DOMAIN,
};

static void gvir_domain_device_get_property(GObject *object,
                                            guint prop_id,
                                            GValue *value,
                                            GParamSpec *pspec)
{
    GVirDomainDevice *self = GVIR_DOMAIN_DEVICE(object);
    GVirDomainDevicePrivate *priv = self->priv;

    switch (prop_id) {
    case PROP_DOMAIN:
        g_value_set_object(value, priv->domain);
        break;

    default:
        G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
    }
}


static void gvir_domain_device_set_property(GObject *object,
                                            guint prop_id,
                                            const GValue *value,
                                            GParamSpec *pspec)
{
    GVirDomainDevice *self = GVIR_DOMAIN_DEVICE(object);
    GVirDomainDevicePrivate *priv = self->priv;

    switch (prop_id) {
    case PROP_DOMAIN:
        g_clear_object(&priv->domain);
        priv->domain = g_value_dup_object(value);
        break;

    default:
        G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
    }
}


static void gvir_domain_device_finalize(GObject *object)
{
    GVirDomainDevice *self = GVIR_DOMAIN_DEVICE(object);
    GVirDomainDevicePrivate *priv = self->priv;

    g_debug("Finalize GVirDomainDevice=%p", self);

    g_clear_object(&priv->domain);

    G_OBJECT_CLASS(gvir_domain_device_parent_class)->finalize(object);
}

static void gvir_domain_device_class_init(GVirDomainDeviceClass *klass)
{
    GObjectClass *object_class = G_OBJECT_CLASS (klass);

    object_class->finalize = gvir_domain_device_finalize;
    object_class->get_property = gvir_domain_device_get_property;
    object_class->set_property = gvir_domain_device_set_property;

    g_object_class_install_property(object_class,
                                    PROP_DOMAIN,
                                    g_param_spec_object("domain",
                                                        "domain",
                                                        "The associated domain",
                                                        GVIR_TYPE_DOMAIN,
                                                        G_PARAM_READWRITE |
                                                        G_PARAM_CONSTRUCT_ONLY |
                                                        G_PARAM_STATIC_STRINGS));

    g_type_class_add_private(klass, sizeof(GVirDomainDevicePrivate));
}

static void gvir_domain_device_init(GVirDomainDevice *self)
{
    g_debug("Init GVirDomainDevice=%p", self);

    self->priv = GVIR_DOMAIN_DEVICE_GET_PRIVATE(self);
}

G_GNUC_INTERNAL
virDomainPtr gvir_domain_device_get_domain_handle(GVirDomainDevice *self)
{
    virDomainPtr handle;

    g_object_get(self->priv->domain, "handle", &handle, NULL);

    return handle;
}