emac_ctp.h

00001 /*
00002  * Copyright (c) 2017, ARM Limited, All Rights Reserved
00003  * SPDX-License-Identifier: Apache-2.0
00004  *
00005  * Licensed under the Apache License, Version 2.0 (the "License"); you may
00006  * not use this file except in compliance with the License.
00007  * You may obtain a copy of the License at
00008  *
00009  * http://www.apache.org/licenses/LICENSE-2.0
00010  *
00011  * Unless required by applicable law or agreed to in writing, software
00012  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
00013  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  * See the License for the specific language governing permissions and
00015  * limitations under the License.
00016  */
00017 
00018 #ifndef EMAC_CTP_H
00019 #define EMAC_CTP_H
00020 
00021 enum ctp_function {
00022     CTP_NONE,
00023     CTP_FORWARD,
00024     CTP_REPLY
00025 };
00026 
00027 ctp_function emac_if_ctp_header_handle(unsigned char *eth_input_frame, unsigned char *eth_output_frame, unsigned char *origin_addr, int *receipt_number);
00028 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);
00029 void emac_if_ctp_reply_handle(int lenght, int invalid_data_index);
00030 
00031 #endif /* EMAC_CTP_H */