Contiki 2.5
tr1001-drv.c
1 /*
2  * Copyright (c) 2005, Swedish Institute of Computer Science
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  * notice, this list of conditions and the following disclaimer in the
12  * documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the Institute nor the names of its contributors
14  * may be used to endorse or promote products derived from this software
15  * without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * This file is part of the Contiki operating system.
30  *
31  * @(#)$Id: tr1001-drv.c,v 1.2 2006/10/10 15:58:31 adamdunkels Exp $
32  */
33 
34 #include "contiki-esb.h"
35 #include "net/hc.h"
36 
37 #include <string.h>
38 #include <stdio.h>
39 
40 PROCESS(tr1001_drv_process, "TR1001 driver");
41 
42 static unsigned char slip_dump;
43 
44 /*---------------------------------------------------------------------------*/
45 PROCESS_THREAD(tr1001_drv_process, ev, data)
46 {
47  PROCESS_BEGIN();
48 
49  tr1001_init();
50 
51  while(1) {
52 
53  PROCESS_WAIT_EVENT_UNTIL(ev == PROCESS_EVENT_POLL);
54 
55  uip_len = tr1001_poll();
56 
57  if(uip_len > 0) {
58  uip_len = hc_inflate(&uip_buf[UIP_LLH_LEN], uip_len);
59  tcpip_input();
60  }
61  }
62 
63  PROCESS_END();
64 }
65 /*---------------------------------------------------------------------------*/
66 void
67 tr1001_drv_request_poll(void)
68 {
69  process_poll(&tr1001_drv_process);
70 }
71 /*---------------------------------------------------------------------------*/
72 u8_t
73 tr1001_drv_send(void)
74 {
75  uip_len = hc_compress(&uip_buf[UIP_LLH_LEN], uip_len);
76  return tr1001_send(&uip_buf[UIP_LLH_LEN], uip_len);
77 }
78 /*---------------------------------------------------------------------------*/
79 void
80 tr1001_drv_set_slip_dump(int dump)
81 {
82  slip_dump = dump;
83 }
84 /*---------------------------------------------------------------------------*/