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Bugfix for alignment issue. Added mechanism that allows five duplicate announcements before suppressing one's own.

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This commit is contained in:
adamdunkels 2010-01-25 13:55:17 +00:00
parent 71ffde578e
commit cc3f609eaa
1 changed files with 8 additions and 3 deletions
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11
core/net/rime/polite-announcement.c
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@ -33,7 +33,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: polite-announcement.c,v 1.8 2010/01/21 11:39:35 fros4943 Exp $
* $Id: polite-announcement.c,v 1.9 2010/01/25 13:55:17 adamdunkels Exp $
*/
/**
@ -62,6 +62,8 @@ struct announcement_data {
uint16_t value;
};
#define NUM_DUPS 5
#define ANNOUNCEMENT_MSG_HEADERLEN 2
struct announcement_msg {
uint16_t num;
@ -130,7 +132,10 @@ adv_packet_received(struct ipolite_conn *ipolite, const rimeaddr_t *from)
struct announcement_data data;
/* Copy announcements */
memcpy(&data, &((struct announcement_msg *)packetbuf_dataptr())->data[i], sizeof(struct announcement_data));
memcpy(&data.id, &((struct announcement_msg *)packetbuf_dataptr())->data[i].id,
sizeof(uint16_t));
memcpy(&data.value, &((struct announcement_msg *)packetbuf_dataptr())->data[i].value,
sizeof(uint16_t));
announcement_heard(from,
data.id,
data.value);
@ -163,7 +168,7 @@ polite_announcement_init(uint16_t channel,
clock_time_t min,
clock_time_t max)
{
ipolite_open(&c.c, channel, &ipolite_callbacks);
ipolite_open(&c.c, channel, NUM_DUPS, &ipolite_callbacks);
c.min_interval = min;
c.max_interval = max;