/*

 * libvirt-gconfig-domain-address-pci.c: libvirt pci device address configuration

 *

 * Copyright (C) 2012 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, see

 * <http://www.gnu.org/licenses/>.

 *

 * Author: Christophe Fergeau <cfergeau@redhat.com>

 */

#include <config.h>

#include "libvirt-gconfig/libvirt-gconfig.h"

#include "libvirt-gconfig/libvirt-gconfig-private.h"

#define GVIR_CONFIG_DOMAIN_ADDRESS_PCI_GET_PRIVATE(obj)                         \

        (G_TYPE_INSTANCE_GET_PRIVATE((obj), GVIR_CONFIG_TYPE_DOMAIN_ADDRESS_PCI, GVirConfigDomainAddressPciPrivate))

struct _GVirConfigDomainAddressPciPrivate

{

    gboolean unused;

};

G_DEFINE_TYPE_WITH_PRIVATE(GVirConfigDomainAddressPci, gvir_config_domain_address_pci, GVIR_CONFIG_TYPE_DOMAIN_ADDRESS);

static void gvir_config_domain_address_pci_class_init(GVirConfigDomainAddressPciClass *klass G_GNUC_UNUSED)

{

}

static void gvir_config_domain_address_pci_init(GVirConfigDomainAddressPci *address)

{

    address->priv = GVIR_CONFIG_DOMAIN_ADDRESS_PCI_GET_PRIVATE(address);

}

GVirConfigDomainAddressPci *gvir_config_domain_address_pci_new(void)

{

    GVirConfigObject *object;

    object = gvir_config_object_new(GVIR_CONFIG_TYPE_DOMAIN_ADDRESS_PCI,

                                    "address", NULL);

    gvir_config_object_set_attribute(object, "type", "pci", NULL);

    return GVIR_CONFIG_DOMAIN_ADDRESS_PCI(object);

}

GVirConfigDomainAddressPci *gvir_config_domain_address_pci_new_from_xml(const gchar *xml,

                                                                        GError **error)

{

    GVirConfigObject *object;

    object = gvir_config_object_new_from_xml(GVIR_CONFIG_TYPE_DOMAIN_ADDRESS_PCI,

                                             "address", NULL, xml, error);

    if (g_strcmp0(gvir_config_object_get_attribute(object, NULL, "type"), "pci") != 0) {

        g_object_unref(G_OBJECT(object));

        g_return_val_if_reached(NULL);

    }

    return GVIR_CONFIG_DOMAIN_ADDRESS_PCI(object);

}

static void set_attribute_hex(GVirConfigDomainAddressPci *address,

                              const char *attr_name,

                              guint attr_val,

                              guint min_val,

                              guint max_val,

                              guint size)

{

    char *hex_str;

    char *format;

    g_return_if_fail(GVIR_CONFIG_IS_DOMAIN_ADDRESS_PCI(address));

    g_return_if_fail((attr_val >= min_val) && (attr_val <= max_val));

    format = g_strdup_printf("0x%%0%dx", size);

    hex_str = g_strdup_printf(format, attr_val);

    gvir_config_object_set_attribute(GVIR_CONFIG_OBJECT(address),

                                     attr_name, hex_str, NULL);

    g_free(hex_str);

    g_free(format);

}

int gvir_config_domain_address_pci_get_domain(GVirConfigDomainAddressPci *address)

{

    g_return_val_if_fail(GVIR_CONFIG_IS_DOMAIN_ADDRESS_PCI(address), -1);

    return gvir_config_object_get_attribute_uint64(GVIR_CONFIG_OBJECT(address),

                                                   NULL, "domain",

                                                   -1);

}

void gvir_config_domain_address_pci_set_domain(GVirConfigDomainAddressPci *address,

                                               guint16 pci_domain)

{

    set_attribute_hex(address, "domain", pci_domain, 0, G_MAXUINT16, 4);

}

int gvir_config_domain_address_pci_get_bus(GVirConfigDomainAddressPci *address)

{

    g_return_val_if_fail(GVIR_CONFIG_IS_DOMAIN_ADDRESS_PCI(address), -1);

    return gvir_config_object_get_attribute_uint64(GVIR_CONFIG_OBJECT(address),

                                                   NULL, "bus",

                                                   -1);

}

void gvir_config_domain_address_pci_set_bus(GVirConfigDomainAddressPci *address,

                                            guchar bus)

{

    set_attribute_hex(address, "bus", bus, 0, G_MAXUINT8, 2);

}

int gvir_config_domain_address_pci_get_slot(GVirConfigDomainAddressPci *address)

{

    g_return_val_if_fail(GVIR_CONFIG_IS_DOMAIN_ADDRESS_PCI(address), -1);

    return gvir_config_object_get_attribute_uint64(GVIR_CONFIG_OBJECT(address),

                                                   NULL, "slot",

                                                   -1);

}

void gvir_config_domain_address_pci_set_slot(GVirConfigDomainAddressPci *address,

                                             guchar slot)

{

    set_attribute_hex(address, "slot", slot, 0, 0x1f, 2);

}

int gvir_config_domain_address_pci_get_function(GVirConfigDomainAddressPci *address)

{

    g_return_val_if_fail(GVIR_CONFIG_IS_DOMAIN_ADDRESS_PCI(address), -1);

    return gvir_config_object_get_attribute_uint64(GVIR_CONFIG_OBJECT(address),

                                                   NULL, "function",

                                                   -1);

}

void gvir_config_domain_address_pci_set_function(GVirConfigDomainAddressPci *address,

                                                 guchar function)

{

    set_attribute_hex(address, "function", function, 0, 7, 1);

}

gboolean gvir_config_domain_address_pci_get_multifunction(GVirConfigDomainAddressPci *address)

{

    g_return_val_if_fail(GVIR_CONFIG_IS_DOMAIN_ADDRESS_PCI(address), FALSE);

    return gvir_config_object_get_attribute_boolean(GVIR_CONFIG_OBJECT(address),

                                                    NULL, "multifunction",

                                                    FALSE);

}

void gvir_config_domain_address_pci_set_multifunction(GVirConfigDomainAddressPci *address,

                                                      gboolean multifunction)

{

    gvir_config_object_set_attribute(GVIR_CONFIG_OBJECT(address),

                                     "multifunction",

                                     multifunction?"on":"off", NULL);

}