111 lines
4.1 KiB
C
111 lines
4.1 KiB
C
/****************************************************************************
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* net/udp/udp.h
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*
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* Copyright (C) 2014 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __NET_UDP_UDP_H
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#define __NET_UDP_UDP_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <sys/types.h>
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#ifdef CONFIG_NET_UDP
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Allocate a new TCP data callback */
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#define udp_callback_alloc(conn) devif_callback_alloc(&conn->list)
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#define udp_callback_free(conn,cb) devif_callback_free(cb, &conn->list)
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/****************************************************************************
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* Public Type Definitions
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****************************************************************************/
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/****************************************************************************
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* Public Data
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****************************************************************************/
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#ifdef __cplusplus
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# define EXTERN extern "C"
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extern "C"
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{
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#else
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# define EXTERN extern
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#endif
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/* Defined in udp_conn.c ****************************************************/
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struct udp_iphdr_s; /* Forward reference */
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struct udp_conn_s; /* Forward reference */
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void udp_initialize(void);
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FAR struct udp_conn_s *udp_active(FAR struct udp_iphdr_s *buf);
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FAR struct udp_conn_s *uip_nextudpconn(FAR struct udp_conn_s *conn);
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/* Defined in udp_poll.c ****************************************************/
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void udp_poll(FAR struct net_driver_s *dev, FAR struct udp_conn_s *conn);
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/* Defined in udp_send.c ****************************************************/
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void udp_send(FAR struct net_driver_s *dev, FAR struct udp_conn_s *conn);
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/* Defined in udp_input.c ***************************************************/
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int udp_input(FAR struct net_driver_s *dev);
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/* Defined in udp_callback.c ************************************************/
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uint16_t udp_callback(FAR struct net_driver_s *dev,
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FAR struct udp_conn_s *conn, uint16_t flags);
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#undef EXTERN
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#ifdef __cplusplus
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}
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#endif
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#endif /* CONFIG_NET_UDP */
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#endif /* __NET_UDP_UDP_H */
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