/*
 * Copyright (c) 2017, ARM Limited, All Rights Reserved
 * SPDX-License-Identifier: Apache-2.0
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may
 * not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef EMAC_CTP_H
#define EMAC_CTP_H

enum ctp_function {
    CTP_NONE,
    CTP_FORWARD,
    CTP_REPLY
};

ctp_function emac_if_ctp_header_handle(unsigned char *eth_input_frame, unsigned char *eth_output_frame, unsigned char *origin_addr, int *receipt_number);
void emac_if_ctp_msg_build(int eth_frame_len, const unsigned char *dest_addr, const unsigned char *origin_addr, const unsigned char *forward_addr);
void emac_if_ctp_reply_handle(int lenght, int invalid_data_index);

#endif /* EMAC_CTP_H */