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If a packet is lost due to NOACK or TXERR, we count the number of transmissions and we add an additional loss penalty (currently one)

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adamdunkels 2010-06-14 06:51:58 +00:00
parent 1095997b66
commit a6bd51f361
1 changed files with 4 additions and 10 deletions
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14
core/net/neighbor-info.c
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@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: neighbor-info.c,v 1.8 2010/06/08 19:25:40 adamdunkels Exp $
* $Id: neighbor-info.c,v 1.9 2010/06/14 06:51:58 adamdunkels Exp $
*/
/**
* \file
@ -57,6 +57,7 @@
#define ETX_SCALE 100
#define ETX_ALPHA 80
#define ETX_FIRST_GUESS (ETX_LIMIT - 1)
#define ETX_LOSS_PENALTY 1
/*---------------------------------------------------------------------------*/
NEIGHBOR_ATTRIBUTE(uint8_t, etx, NULL);
@ -129,14 +130,9 @@ neighbor_info_packet_sent(int status, int numtx)
break;
case MAC_TX_ERR:
case MAC_TX_NOACK:
/* if(neighbor_attr_has_neighbor(dest)) {
neighbor_attr_remove_neighbor(dest);
if(subscriber_callback != NULL) {
subscriber_callback(dest, 0, 0);
}
}*/
default:
return;
packet_etx = numtx + ETX_LOSS_PENALTY;
break;
}
update_etx(dest, packet_etx);
@ -170,5 +166,3 @@ neighbor_info_subscribe(neighbor_info_subscriber_t s)
return 0;
}
/*---------------------------------------------------------------------------*/
/* XXX use a list of subscribers? */