/*
 *  Copyright (c) 2016-2017, The OpenThread Authors.
 *  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are met:
 *  1. Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *  2. Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *  3. Neither the name of the copyright holder nor the
 *     names of its contributors may be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *  POSSIBILITY OF SUCH DAMAGE.
 */

/**
 * @file
 *   This file implements the OpenThread Border Router API.
 */

#include <openthread/config.h>

#if OPENTHREAD_ENABLE_BORDER_ROUTER

#include <openthread/border_router.h>

#include "openthread-instance.h"

using namespace ot;

otError otBorderRouterGetNetData(otInstance *aInstance, bool aStable, uint8_t *aData, uint8_t *aDataLength)
{
    otError error = OT_ERROR_NONE;

    VerifyOrExit(aData != NULL && aDataLength != NULL, error = OT_ERROR_INVALID_ARGS);

    aInstance->mThreadNetif.GetNetworkDataLocal().GetNetworkData(aStable, aData, *aDataLength);

exit:
    return error;
}

otError otBorderRouterAddOnMeshPrefix(otInstance *aInstance, const otBorderRouterConfig *aConfig)
{
    uint8_t flags = 0;

    if (aConfig->mPreferred)
    {
        flags |= NetworkData::BorderRouterEntry::kPreferredFlag;
    }

    if (aConfig->mSlaac)
    {
        flags |= NetworkData::BorderRouterEntry::kSlaacFlag;
    }

    if (aConfig->mDhcp)
    {
        flags |= NetworkData::BorderRouterEntry::kDhcpFlag;
    }

    if (aConfig->mConfigure)
    {
        flags |= NetworkData::BorderRouterEntry::kConfigureFlag;
    }

    if (aConfig->mDefaultRoute)
    {
        flags |= NetworkData::BorderRouterEntry::kDefaultRouteFlag;
    }

    if (aConfig->mOnMesh)
    {
        flags |= NetworkData::BorderRouterEntry::kOnMeshFlag;
    }

    return aInstance->mThreadNetif.GetNetworkDataLocal().AddOnMeshPrefix(aConfig->mPrefix.mPrefix.mFields.m8,
                                                                         aConfig->mPrefix.mLength,
                                                                         aConfig->mPreference, flags, aConfig->mStable);
}

otError otBorderRouterRemoveOnMeshPrefix(otInstance *aInstance, const otIp6Prefix *aPrefix)
{
    return aInstance->mThreadNetif.GetNetworkDataLocal().RemoveOnMeshPrefix(aPrefix->mPrefix.mFields.m8, aPrefix->mLength);
}

otError otBorderRouterGetNextOnMeshPrefix(otInstance *aInstance, otNetworkDataIterator *aIterator,
                                          otBorderRouterConfig *aConfig)
{
    otError error = OT_ERROR_NONE;

    VerifyOrExit(aIterator && aConfig, error = OT_ERROR_INVALID_ARGS);

    error = aInstance->mThreadNetif.GetNetworkDataLocal().GetNextOnMeshPrefix(aIterator, aConfig);

exit:
    return error;
}

otError otBorderRouterAddRoute(otInstance *aInstance, const otExternalRouteConfig *aConfig)
{
    return aInstance->mThreadNetif.GetNetworkDataLocal().AddHasRoutePrefix(aConfig->mPrefix.mPrefix.mFields.m8,
                                                                           aConfig->mPrefix.mLength,
                                                                           aConfig->mPreference, aConfig->mStable);
}

otError otBorderRouterRemoveRoute(otInstance *aInstance, const otIp6Prefix *aPrefix)
{
    return aInstance->mThreadNetif.GetNetworkDataLocal().RemoveHasRoutePrefix(aPrefix->mPrefix.mFields.m8,
                                                                              aPrefix->mLength);
}

otError otBorderRouterGetNextRoute(otInstance *aInstance, otNetworkDataIterator *aIterator,
                                   otExternalRouteConfig *aConfig)
{
    otError error = OT_ERROR_NONE;

    VerifyOrExit(aIterator && aConfig, error = OT_ERROR_INVALID_ARGS);

    error = aInstance->mThreadNetif.GetNetworkDataLocal().GetNextExternalRoute(aIterator, aConfig);

exit:
    return error;
}

otError otBorderRouterRegister(otInstance *aInstance)
{
    return aInstance->mThreadNetif.GetNetworkDataLocal().SendServerDataNotification();
}

#endif  // OPENTHREAD_ENABLE_BORDER_ROUTER