/*
 * Copyright (c) 2006-2007, XenSource 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
 */


#include <stddef.h>
#include <stdlib.h>

#include "xen_internal.h"
#include <xen/api/xen_common.h>
#include <xen/api/xen_host.h>
#include <xen/api/xen_network.h>
#include <xen/api/xen_pif.h>
#include <xen/api/xen_pif_metrics.h>


XEN_FREE(xen_pif)
XEN_SET_ALLOC_FREE(xen_pif)
XEN_ALLOC(xen_pif_record)
XEN_SET_ALLOC_FREE(xen_pif_record)
XEN_ALLOC(xen_pif_record_opt)
XEN_RECORD_OPT_FREE(xen_pif)
XEN_SET_ALLOC_FREE(xen_pif_record_opt)


static const struct_member xen_pif_record_struct_members[] =
    {
        { .key = "uuid",
          .type = &abstract_type_string,
          .offset = offsetof(xen_pif_record, uuid) },
        { .key = "device",
          .type = &abstract_type_string,
          .offset = offsetof(xen_pif_record, device) },
        { .key = "network",
          .type = &abstract_type_ref,
          .offset = offsetof(xen_pif_record, network) },
        { .key = "host",
          .type = &abstract_type_ref,
          .offset = offsetof(xen_pif_record, host) },
        { .key = "MAC",
          .type = &abstract_type_string,
          .offset = offsetof(xen_pif_record, mac) },
        { .key = "MTU",
          .type = &abstract_type_int,
          .offset = offsetof(xen_pif_record, mtu) },
        { .key = "VLAN",
          .type = &abstract_type_int,
          .offset = offsetof(xen_pif_record, vlan) },
        { .key = "metrics",
          .type = &abstract_type_ref,
          .offset = offsetof(xen_pif_record, metrics) }
    };

const abstract_type xen_pif_record_abstract_type_ =
    {
       .typename = STRUCT,
       .struct_size = sizeof(xen_pif_record),
       .member_count =
           sizeof(xen_pif_record_struct_members) / sizeof(struct_member),
       .members = xen_pif_record_struct_members
    };


void
xen_pif_record_free(xen_pif_record *record)
{
    if (record == NULL)
    {
        return;
    }
    free(record->handle);
    free(record->uuid);
    free(record->device);
    xen_network_record_opt_free(record->network);
    xen_host_record_opt_free(record->host);
    free(record->mac);
    xen_pif_metrics_record_opt_free(record->metrics);
    free(record);
}


bool
xen_pif_get_record(xen_session *session, xen_pif_record **result, xen_pif pif)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = pif }
        };

    abstract_type result_type = xen_pif_record_abstract_type_;

    *result = NULL;
    XEN_CALL_("PIF.get_record");

    if (session->ok)
    {
       (*result)->handle = xen_strdup_((*result)->uuid);
    }

    return session->ok;
}


bool
xen_pif_get_by_uuid(xen_session *session, xen_pif *result, char *uuid)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = uuid }
        };

    abstract_type result_type = abstract_type_string;

    *result = NULL;
    XEN_CALL_("PIF.get_by_uuid");
    return session->ok;
}


bool
xen_pif_get_device(xen_session *session, char **result, xen_pif pif)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = pif }
        };

    abstract_type result_type = abstract_type_string;

    *result = NULL;
    XEN_CALL_("PIF.get_device");
    return session->ok;
}


bool
xen_pif_get_network(xen_session *session, xen_network *result, xen_pif pif)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = pif }
        };

    abstract_type result_type = abstract_type_string;

    *result = NULL;
    XEN_CALL_("PIF.get_network");
    return session->ok;
}


bool
xen_pif_get_host(xen_session *session, xen_host *result, xen_pif pif)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = pif }
        };

    abstract_type result_type = abstract_type_string;

    *result = NULL;
    XEN_CALL_("PIF.get_host");
    return session->ok;
}


bool
xen_pif_get_mac(xen_session *session, char **result, xen_pif pif)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = pif }
        };

    abstract_type result_type = abstract_type_string;

    *result = NULL;
    XEN_CALL_("PIF.get_MAC");
    return session->ok;
}


bool
xen_pif_get_mtu(xen_session *session, int64_t *result, xen_pif pif)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = pif }
        };

    abstract_type result_type = abstract_type_int;

    XEN_CALL_("PIF.get_MTU");
    return session->ok;
}


bool
xen_pif_get_vlan(xen_session *session, int64_t *result, xen_pif pif)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = pif }
        };

    abstract_type result_type = abstract_type_int;

    XEN_CALL_("PIF.get_VLAN");
    return session->ok;
}


bool
xen_pif_get_metrics(xen_session *session, xen_pif_metrics *result, xen_pif pif)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = pif }
        };

    abstract_type result_type = abstract_type_string;

    *result = NULL;
    XEN_CALL_("PIF.get_metrics");
    return session->ok;
}


bool
xen_pif_set_device(xen_session *session, xen_pif pif, char *device)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = pif },
            { .type = &abstract_type_string,
              .u.string_val = device }
        };

    xen_call_(session, "PIF.set_device", param_values, 2, NULL, NULL);
    return session->ok;
}


bool
xen_pif_set_mac(xen_session *session, xen_pif pif, char *mac)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = pif },
            { .type = &abstract_type_string,
              .u.string_val = mac }
        };

    xen_call_(session, "PIF.set_MAC", param_values, 2, NULL, NULL);
    return session->ok;
}


bool
xen_pif_set_mtu(xen_session *session, xen_pif pif, int64_t mtu)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = pif },
            { .type = &abstract_type_int,
              .u.int_val = mtu }
        };

    xen_call_(session, "PIF.set_MTU", param_values, 2, NULL, NULL);
    return session->ok;
}


bool
xen_pif_set_vlan(xen_session *session, xen_pif pif, int64_t vlan)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = pif },
            { .type = &abstract_type_int,
              .u.int_val = vlan }
        };

    xen_call_(session, "PIF.set_VLAN", param_values, 2, NULL, NULL);
    return session->ok;
}


bool
xen_pif_create_vlan(xen_session *session, xen_pif *result, char *device, xen_network network, xen_host host, int64_t vlan)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = device },
            { .type = &abstract_type_string,
              .u.string_val = network },
            { .type = &abstract_type_string,
              .u.string_val = host },
            { .type = &abstract_type_int,
              .u.int_val = vlan }
        };

    abstract_type result_type = abstract_type_string;

    *result = NULL;
    XEN_CALL_("PIF.create_VLAN");
    return session->ok;
}


bool
xen_pif_destroy(xen_session *session, xen_pif self)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = self }
        };

    xen_call_(session, "PIF.destroy", param_values, 1, NULL, NULL);
    return session->ok;
}


bool
xen_pif_get_all(xen_session *session, struct xen_pif_set **result)
{

    abstract_type result_type = abstract_type_string_set;

    *result = NULL;
    xen_call_(session, "PIF.get_all", NULL, 0, &result_type, result);
    return session->ok;
}


bool
xen_pif_get_uuid(xen_session *session, char **result, xen_pif pif)
{
    abstract_value param_values[] =
        {
            { .type = &abstract_type_string,
              .u.string_val = pif }
        };

    abstract_type result_type = abstract_type_string;

    *result = NULL;
    XEN_CALL_("PIF.get_uuid");
    return session->ok;
}