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Potential alignment problem fix

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This commit is contained in:
adamdunkels 2010-02-04 16:21:15 +00:00
parent e64d9466eb
commit ba56b22c03
1 changed files with 11 additions and 10 deletions
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17
apps/shell/shell-rime.c
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@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: shell-rime.c,v 1.15 2009/11/08 19:43:00 adamdunkels Exp $
* $Id: shell-rime.c,v 1.16 2010/02/04 16:21:15 adamdunkels Exp $
*/
/**
@ -346,7 +346,6 @@ PROCESS_THREAD(shell_send_process, ev, data)
msg->timestamp = 0;
#endif
msg->crc = crc16_data(msg->data, len, 0);
/* printf("Sending %d bytes\n", len);*/
collect_send(&collect, COLLECT_REXMITS);
}
}
@ -356,14 +355,17 @@ PROCESS_THREAD(shell_send_process, ev, data)
static void
recv_collect(const rimeaddr_t *originator, u8_t seqno, u8_t hops)
{
struct collect_msg *collect_msg;
struct collect_msg collect_msg;
char *dataptr;
rtimer_clock_t latency;
int len;
collect_msg = packetbuf_dataptr();
/* Copy the collect message header. */
memcpy(&collect_msg, packetbuf_dataptr(), sizeof(collect_msg));
dataptr = ((struct collect_msg *)packetbuf_dataptr())->data;
#if TIMESYNCH_CONF_ENABLED
latency = timesynch_time() - collect_msg->timestamp;
latency = timesynch_time() - collect_msg.timestamp;
#else
latency = 0;
#endif
@ -380,17 +382,16 @@ recv_collect(const rimeaddr_t *originator, u8_t seqno, u8_t hops)
if(packetbuf_datalen() >= COLLECT_MSG_HDRSIZE) {
len = packetbuf_datalen() - COLLECT_MSG_HDRSIZE;
if(collect_msg->crc == crc16_data(collect_msg->data, len, 0)) {
if(collect_msg.crc == crc16_data(dataptr, len, 0)) {
msg.len = 5 + (packetbuf_datalen() - COLLECT_MSG_HDRSIZE) / 2;
rimeaddr_copy((rimeaddr_t *)&msg.originator, originator);
msg.seqno = seqno;
msg.hops = hops;
msg.latency = latency;
/* printf("recv_collect datalen %d\n", packetbuf_datalen());*/
shell_output(&collect_command,
&msg, sizeof(msg),
collect_msg->data, packetbuf_datalen() - COLLECT_MSG_HDRSIZE);
dataptr, packetbuf_datalen() - COLLECT_MSG_HDRSIZE);
}
}
} else if(waiting_for_nodes) {