73 lines
2.7 KiB
C
73 lines
2.7 KiB
C
/*
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* Copyright (c) 2005, Swedish Institute of Computer Science
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* @(#)$Id: rs232-slip-drv.c,v 1.3 2006/06/18 08:19:28 adamdunkels Exp $
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*/
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#include "contiki.h"
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#include "uip.h"
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#include "tcpip.h"
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#include "rs232-slip.h"
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EK_POLLHANDLER(pollhandler);
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EK_EVENTHANDLER(eventhandler, ev, data);
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EK_PROCESS(p, "SLIP driver", EK_PRIO_HIGH,
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eventhandler, pollhandler, NULL);
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static ek_id_t id = EK_ID_NONE;
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/*---------------------------------------------------------------------------*/
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EK_POLLHANDLER(pollhandler)
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{
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uip_len = rs232_slip_poll();
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tcpip_input();
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}
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/*---------------------------------------------------------------------------*/
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EK_PROCESS_INIT(rs232_slip_drv_init, arg)
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{
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arg_free(arg);
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if(id == EK_ID_NONE) {
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id = ek_start(&p);
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}
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}
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/*---------------------------------------------------------------------------*/
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EK_EVENTHANDLER(eventhandler, ev, data)
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{
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EK_EVENTHANDLER_ARGS(ev, data);
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}
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/*---------------------------------------------------------------------------*/
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void
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rs232_slip_drv_request_poll(void)
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{
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ek_request_poll(id);
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}
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/*---------------------------------------------------------------------------*/
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