mirror of
https://github.com/pvvx/RTL00_WEB.git
synced 2024-11-22 22:14:19 +00:00
121 lines
3.6 KiB
C
121 lines
3.6 KiB
C
/*
|
|
* Copyright (c) 2001-2003 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. The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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>
|
|
*
|
|
*/
|
|
|
|
|
|
#include "lwip/opt.h"
|
|
|
|
#if LWIP_NETCONN
|
|
|
|
#include "lwip/sys.h"
|
|
#include "lwip/api.h"
|
|
|
|
#define TCPECHO_THREAD_PRIO ( tskIDLE_PRIORITY + 3 )
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------------------*/
|
|
static void tcpecho_thread(void *arg)
|
|
{
|
|
struct netconn *conn, *newconn;
|
|
err_t err;
|
|
|
|
LWIP_UNUSED_ARG(arg);
|
|
|
|
/* Create a new connection identifier. */
|
|
conn = netconn_new(NETCONN_TCP);
|
|
|
|
if (conn!=NULL)
|
|
{
|
|
/* Bind connection to well known port number 7. */
|
|
err = netconn_bind(conn, NULL, 7);
|
|
|
|
if (err == ERR_OK)
|
|
{
|
|
/* Tell connection to go into listening mode. */
|
|
netconn_listen(conn);
|
|
|
|
while (1)
|
|
{
|
|
/* Grab new connection. */
|
|
newconn = netconn_accept(conn);
|
|
|
|
/* Process the new connection. */
|
|
if (newconn)
|
|
{
|
|
struct netbuf *buf;
|
|
void *data;
|
|
u16_t len;
|
|
|
|
while ((buf = netconn_recv(newconn)) != NULL)
|
|
{
|
|
do
|
|
{
|
|
netbuf_data(buf, &data, &len);
|
|
netconn_write(newconn, data, len, NETCONN_COPY);
|
|
|
|
}
|
|
while (netbuf_next(buf) >= 0);
|
|
|
|
netbuf_delete(buf);
|
|
}
|
|
|
|
/* Close connection and discard connection identifier. */
|
|
netconn_close(newconn);
|
|
netconn_delete(newconn);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
printf(" can not bind TCP netconn");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
printf("can not create TCP netconn");
|
|
}
|
|
}
|
|
/*-----------------------------------------------------------------------------------*/
|
|
|
|
void tcpecho_init(void)
|
|
{
|
|
sys_thread_new("tcpecho", tcpecho_thread, NULL, DEFAULT_THREAD_STACKSIZE, TCPECHO_THREAD_PRIO);
|
|
}
|
|
/*-----------------------------------------------------------------------------------*/
|
|
|
|
void cmd_tcpecho(int argc, char **argv)
|
|
{
|
|
printf("\n\rInit TCP ECHO Server ...");
|
|
tcpecho_init();
|
|
printf("\n\r\nPlease use echotool to connect to this echo server. ex. echotool 192.168.0.1 /p tcp /r 7 /n 0");
|
|
}
|
|
#endif /* LWIP_NETCONN */
|