1 /*
2  * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without modification,
6  * are permitted provided that the following conditions are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright notice,
9  *    this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright notice,
11  *    this list of conditions and the following disclaimer in the documentation
12  *    and/or other materials provided with the distribution.
13  * 3. The name of the author may not be used to endorse or promote products
14  *    derived from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
19  * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
21  * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
24  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
25  * OF SUCH DAMAGE.
26  *
27  * This file is part of the lwIP TCP/IP stack.
28  *
29  * Author: Adam Dunkels <adam@sics.se>
30  *
31  */
32 #ifndef __LWIP_API_MSG_H__
33 #define __LWIP_API_MSG_H__
34 
35 #include "lwip/opt.h"
36 #include "lwip/pbuf.h"
37 #include "lwip/sys.h"
38 
39 #include "lwip/ip.h"
40 
41 #include "lwip/udp.h"
42 #include "lwip/tcp.h"
43 
44 #include "lwip/api.h"
45 
46 enum apimsg_type {
47 	APIMSG_NEWCONN,
48 	APIMSG_DELCONN,
49 	APIMSG_BIND,
50 	APIMSG_CONNECT,
51 	APIMSG_DISCONNECT,
52 	APIMSG_LISTEN,
53 	APIMSG_ACCEPT,
54 	APIMSG_SEND,
55 	APIMSG_RECV,
56 	APIMSG_WRITE,
57 	APIMSG_CLOSE,
58 	APIMSG_MAX
59 };
60 
61 struct apimsg_msg {
62 	struct netconn *conn;
63 	enum netconn_type type;
64 	union {
65 		struct pbuf *p;
66 		struct {
67 			struct ip_addr *ipaddr;
68 			u16 port;
69 		} bc;
70 		struct {
71 			void *dataptr;
72 			u32 len;
73 			u8 copy;
74 		} w;
75 		sys_mbox mbox;
76 		u16 len;
77 	} msg;
78 };
79 
80 struct api_msg {
81 	enum apimsg_type type;
82 	struct apimsg_msg msg;
83 };
84 
85 #endif /* __LWIP_API_MSG_H__ */
86