incubator-nuttx/include/netinet/udp.h

/****************************************************************************
 * include/netinet/udp.h
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.  The
 * ASF licenses this file to you 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 __INCLUDE_NETINET_UDP_H
#define __INCLUDE_NETINET_UDP_H

/****************************************************************************
 * Included Files
 ****************************************************************************/

#include <sys/socket.h>

/****************************************************************************
 * Pre-processor Definitions
 ****************************************************************************/

/* UDP header as specified by RFC 768, August 1980. */

struct udphdr
{
  union
  {
    struct
    {
      uint16_t uh_sport;        /* source port */
      uint16_t uh_dport;        /* destination port */
      uint16_t uh_ulen;         /* udp length */
      uint16_t uh_sum;          /* udp checksum */
    };
    struct
    {
      uint16_t source;
      uint16_t dest;
      uint16_t len;
      uint16_t check;
    };
  };
};

#endif /* __INCLUDE_NETINET_UDP_H */