/[lwip]/contrib/ports/unix/proj/unixsim/apps/udpecho.c
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Contents of /contrib/ports/unix/proj/unixsim/apps/udpecho.c

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Revision 1.4 - (show annotations) (download)
Wed Sep 5 16:48:13 2007 UTC (16 years, 3 months ago) by fbernon
Branch: MAIN
CVS Tags: STABLE-1_3_0, STABLE-1_3_1, STABLE-1_3_2
Changes since 1.3: +1 -1 lines
File MIME type: text/plain
Update for new sys_thread_new parameters (see task #7252 : "Create sys_thread_new_ex()" ). Some @todo are integrate to do some suggestions to port maintainers.

1 /*
2 * Copyright (c) 2001-2003 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
33 #include "lwip/api.h"
34 #include "lwip/sys.h"
35
36 /*-----------------------------------------------------------------------------------*/
37 void
38 udpecho_thread(void *arg)
39 {
40 static struct netconn *conn;
41 static struct netbuf *buf;
42 static struct ip_addr *addr;
43 static unsigned short port;
44 char buffer[4096];
45
46 conn = netconn_new(NETCONN_UDP);
47 netconn_bind(conn, NULL, 7);
48
49 while (1) {
50 buf = netconn_recv(conn);
51 addr = netbuf_fromaddr(buf);
52 port = netbuf_fromport(buf);
53 netconn_connect(conn, addr, port);
54 netbuf_copy(buf, buffer, buf->p->tot_len);
55 buffer[buf->p->tot_len] = '\0';
56 netconn_send(conn, buf);
57 printf("got %s\n", buffer);
58 netbuf_delete(buf);
59 }
60 }
61 /*-----------------------------------------------------------------------------------*/
62 void
63 udpecho_init(void)
64 {
65 sys_thread_new("udpecho_thread", udpecho_thread, NULL, DEFAULT_THREAD_STACKSIZE, DEFAULT_THREAD_PRIO);
66 }

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