mirror of
https://github.com/oliverschmidt/contiki.git
synced 2024-11-19 03:05:14 +00:00
145 lines
4.5 KiB
C
145 lines
4.5 KiB
C
/*
|
|
* Copyright (c) 2004, Adam Dunkels.
|
|
* 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 Contiki operating system.
|
|
*
|
|
* Author: Adam Dunkels <adam@sics.se>
|
|
*
|
|
*/
|
|
|
|
#include <string.h>
|
|
#include <stddef.h>
|
|
|
|
#include "contiki.h"
|
|
#include "shell.h"
|
|
#include "contiki-net.h"
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
PROCESS(shell_udpsend_process, "udpsend");
|
|
SHELL_COMMAND(udpsend_command,
|
|
"udpsend",
|
|
"udpsend <host> <remote port> [local port]: send UDP data",
|
|
&shell_udpsend_process);
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
#define MAX_SERVERLEN 16
|
|
|
|
static struct uip_udp_conn *udpconn;
|
|
|
|
static uip_ipaddr_t serveraddr;
|
|
static char server[MAX_SERVERLEN + 1];
|
|
|
|
static unsigned char running;
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
static void
|
|
send_line(char *line, int len)
|
|
{
|
|
uip_udp_packet_send(udpconn, line, len);
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
static void
|
|
newdata(char *data, uint16_t len)
|
|
{
|
|
shell_output(&udpsend_command, data, len, "", 0);
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
PROCESS_THREAD(shell_udpsend_process, ev, data)
|
|
{
|
|
const char *next, *nextptr;
|
|
struct shell_input *input;
|
|
uint16_t port, local_port;
|
|
|
|
PROCESS_BEGIN();
|
|
|
|
next = strchr(data, ' ');
|
|
if(next == NULL) {
|
|
shell_output_str(&udpsend_command,
|
|
"udpsend <server> <port> [localport]: server as address", "");
|
|
PROCESS_EXIT();
|
|
}
|
|
if(next - (char *)data > sizeof(server)) {
|
|
shell_output_str(&udpsend_command, "Too long input", "");
|
|
PROCESS_EXIT();
|
|
}
|
|
strncpy(server, data, sizeof(server));
|
|
/* NULL-terminate the server string. */
|
|
server[next - (char *)data] = 0;
|
|
++next;
|
|
port = shell_strtolong(next, &nextptr);
|
|
|
|
uiplib_ipaddrconv(server, &serveraddr);
|
|
udpconn = udp_new(&serveraddr, uip_htons(port), NULL);
|
|
|
|
if(next != nextptr) {
|
|
local_port = shell_strtolong(nextptr, &nextptr);
|
|
udp_bind(udpconn, uip_htons(local_port));
|
|
}
|
|
running = 1;
|
|
|
|
|
|
while(running) {
|
|
PROCESS_WAIT_EVENT();
|
|
|
|
if(ev == shell_event_input) {
|
|
input = data;
|
|
if(input->len1 + input->len2 == 0) {
|
|
PROCESS_EXIT();
|
|
}
|
|
|
|
if(input->len1 > 0) {
|
|
send_line(input->data1, input->len1);
|
|
}
|
|
} else if(ev == tcpip_event) {
|
|
if(uip_newdata()) {
|
|
newdata(uip_appdata, uip_datalen());
|
|
}
|
|
#if 0
|
|
} else if(ev == resolv_event_found) {
|
|
/* Either found a hostname, or not. */
|
|
if((char *)data != NULL &&
|
|
resolv_lookup((char *)data) != NULL) {
|
|
uip_ipaddr_copy(serveraddr, ipaddr);
|
|
telnet_connect(&s, server, serveraddr, nick);
|
|
} else {
|
|
shell_output_str(&udpsend_command, "Host not found.", "");
|
|
}
|
|
#endif /* 0 */
|
|
}
|
|
}
|
|
|
|
PROCESS_END();
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
shell_udpsend_init(void)
|
|
{
|
|
shell_register_command(&udpsend_command);
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|