# api_msg.h

    00001 /*
    00002  * Copyright (c) 2001, Swedish Institute of Computer Science.
    00003  * All rights reserved.
    00004  *
    00005  * Redistribution and use in source and binary forms, with or without
    00006  * modification, are permitted provided that the following conditions
    00007  * are met:
    00008  * 1. Redistributions of source code must retain the above copyright
    00009  *    notice, this list of conditions and the following disclaimer.
    00010  * 2. Redistributions in binary form must reproduce the above copyright
    00011  *    notice, this list of conditions and the following disclaimer in the
    00012  *    documentation and/or other materials provided with the distribution.
    00013  * 3. Neither the name of the Institute nor the names of its contributors
    00014  *    may be used to endorse or promote products derived from this software
    00015  *    without specific prior written permission.
    00016  *
    00017  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
    00018  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    00019  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    00020  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
    00021  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    00022  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
    00023  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
    00024  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
    00025  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
    00026  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
    00027  * SUCH DAMAGE.
    00028  *
    00029  * This file is part of the lwIP TCP/IP stack.
    00030  *
    00031  * Author: Adam Dunkels <adam@sics.se>
    00032  *
    00033  * $Id$
    00034  */
    00035 #ifndef __LWIP_API_MSG_H__
    00036 #define __LWIP_API_MSG_H__
    00037
    00038 #include "net/opt.h"
    00039 #include "net/pbuf.h"
    00040 #include "net/sys.h"
    00041
    00042 #include "net/ipv4/ip.h"
    00043
    00044 #include "net/udp.h"
    00045 #include "net/tcp.h"
    00046
    00047 #include "net/api.h"
    00048
    00049 enum api_msg_type {
    00050   API_MSG_NEWCONN,
    00051   API_MSG_DELCONN,
    00052
    00053   API_MSG_BIND,
    00054   API_MSG_CONNECT,
    00055
    00056   API_MSG_LISTEN,
    00057   API_MSG_ACCEPT,
    00058
    00059   API_MSG_SEND,
    00060   API_MSG_RECV,
    00061   API_MSG_WRITE,
    00062
    00063   API_MSG_CLOSE,
    00064
    00065   API_MSG_MAX
    00066 };
    00067
    00068 struct api_msg_msg {
    00069   struct netconn *conn;
    00070   enum netconn_type conntype;
    00071   union {
    00072     struct pbuf *p;
    00073     struct  {
    00074       struct ip_addr *ipaddr;
    00075       uInt16 port;
    00076     } bc;
    00077     struct {
    00078       void *dataptr;
    00079       uInt16 len;
    00080       unsigned char copy;
    00081     } w;
    00082     sys_mbox_t mbox;
    00083     uInt16 len;
    00084   } msg;
    00085 };
    00086
    00087 struct api_msg {
    00088   enum api_msg_type type;
    00089   struct api_msg_msg msg;
    00090 };
    00091
    00092 void api_msg_input(struct api_msg *msg);
    00093 void api_msg_post(struct api_msg *msg);
    00094
    00095 #endif /* __LWIP_API_MSG_H__ */
    00096