/* * Copyright (c) 2001, Swedish Institute of Computer Science. * 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 Institute 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 INSTITUTE 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 INSTITUTE 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.  * * This file is part of the lwIP TCP/IP stack. *  * Author: Adam Dunkels <adam@sics.se> * * $Id: tcpip.h,v 1.1 2001/12/12 10:01:01 adam Exp $ */#ifndef __LWIP_TCPIP_H__#define __LWIP_TCPIP_H__#include "lwip/api_msg.h"#include "lwip/pbuf.h"void tcpip_init(void (* tcpip_init_done)(void *), void *arg);void tcpip_apimsg(struct api_msg *apimsg);err_t tcpip_input(struct pbuf *p, struct netif *inp);enum tcpip_msg_type {  TCPIP_MSG_API,  TCPIP_MSG_INPUT};struct tcpip_msg {  enum tcpip_msg_type type;  sys_sem_t *sem;  union {    struct api_msg *apimsg;    struct {      struct pbuf *p;      struct netif *netif;    } inp;  } msg;};#endif /* __LWIP_TCPIP_H__ */