82 lines
2.5 KiB
C
82 lines
2.5 KiB
C
/*
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* Copyright (c) 2004, Adam Dunkels.
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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. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This file is part of the Contiki OS
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*
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* $Id: slip-drv.c,v 1.1 2006/06/17 22:41:21 adamdunkels Exp $
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*
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*/
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#include "contiki-net.h"
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#include "rs232dev.h"
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static u8_t output(void);
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SERVICE(slip_drv_service, packet_service, { output };);
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PROCESS(slip_drv_process, "SLIP driver");
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/*---------------------------------------------------------------------------*/
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static u8_t
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output(void)
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{
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rs232dev_send();
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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static void
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pollhandler(void)
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{
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uip_len = rs232dev_poll();
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if(uip_len > 0) {
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tcpip_input();
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}
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}
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(slip_drv_process, ev, data)
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{
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PROCESS_POLLHANDLER(pollhandler());
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PROCESS_EXITHANDLER(rs232dev_unload());
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PROCESS_BEGIN();
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rs232dev_init();
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SERVICE_REGISTER(slip_drv_service);
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process_poll(&slip_drv_process);
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while(1) {
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PROCESS_YIELD();
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}
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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