mirror of
https://github.com/oliverschmidt/contiki.git
synced 2024-12-24 07:29:42 +00:00
105 lines
3.5 KiB
C
105 lines
3.5 KiB
C
|
/*
|
||
|
* Copyright (c) 2008, 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. 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.
|
||
|
*
|
||
|
* $Id: shell-rime-sniff.c,v 1.1 2008/02/04 23:42:17 adamdunkels Exp $
|
||
|
*/
|
||
|
|
||
|
/**
|
||
|
* \file
|
||
|
* Contiki shell Rime sniffer application
|
||
|
* \author
|
||
|
* Adam Dunkels <adam@sics.se>
|
||
|
*/
|
||
|
|
||
|
#include "shell.h"
|
||
|
#include "net/rime.h"
|
||
|
/*---------------------------------------------------------------------------*/
|
||
|
PROCESS(shell_sniff_process, "sniff");
|
||
|
SHELL_COMMAND(sniff_command,
|
||
|
"sniff",
|
||
|
"sniff: dump incoming packets",
|
||
|
&shell_sniff_process);
|
||
|
/*---------------------------------------------------------------------------*/
|
||
|
enum {
|
||
|
SNIFFER_INPUT,
|
||
|
SNIFFER_OUTPUT,
|
||
|
};
|
||
|
/*---------------------------------------------------------------------------*/
|
||
|
static void
|
||
|
input_sniffer(void)
|
||
|
{
|
||
|
struct {
|
||
|
uint16_t len;
|
||
|
uint16_t flags;
|
||
|
} msg;
|
||
|
msg.len = rimebuf_totlen() / 2 + 1;
|
||
|
msg.flags = SNIFFER_INPUT;
|
||
|
shell_output(&sniff_command, &msg, sizeof(msg),
|
||
|
rimebuf_dataptr(), (rimebuf_datalen() & 0xfffe) +
|
||
|
2 * (rimebuf_totlen() & 1));
|
||
|
}
|
||
|
/*---------------------------------------------------------------------------*/
|
||
|
static void
|
||
|
output_sniffer(void)
|
||
|
{
|
||
|
struct {
|
||
|
uint16_t len;
|
||
|
uint16_t flags;
|
||
|
} msg;
|
||
|
msg.len = rimebuf_totlen() / 2 + 1;
|
||
|
msg.flags = SNIFFER_OUTPUT;
|
||
|
shell_output(&sniff_command, &msg, sizeof(msg),
|
||
|
rimebuf_hdrptr(), (rimebuf_totlen() & 0xfffe) +
|
||
|
2 * (rimebuf_totlen() & 1));
|
||
|
}
|
||
|
/*---------------------------------------------------------------------------*/
|
||
|
PROCESS_THREAD(shell_sniff_process, ev, data)
|
||
|
{
|
||
|
RIME_SNIFFER(s, input_sniffer, output_sniffer);
|
||
|
PROCESS_EXITHANDLER(goto exit;);
|
||
|
PROCESS_BEGIN();
|
||
|
|
||
|
rime_sniffer_add(&s);
|
||
|
|
||
|
PROCESS_WAIT_EVENT_UNTIL(ev == shell_event_input);
|
||
|
|
||
|
exit:
|
||
|
rime_sniffer_remove(&s);
|
||
|
|
||
|
PROCESS_END();
|
||
|
}
|
||
|
/*---------------------------------------------------------------------------*/
|
||
|
void
|
||
|
shell_rime_sniff_init(void)
|
||
|
{
|
||
|
shell_register_command(&sniff_command);
|
||
|
}
|
||
|
/*---------------------------------------------------------------------------*/
|