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fixed lollipop counter

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This commit is contained in:
Joakim Eriksson 2012-02-21 13:20:20 +01:00
parent 3fe55673d3
commit 2752337e69
2 changed files with 27 additions and 20 deletions
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17
core/net/rpl/rpl.h
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@ -131,19 +131,12 @@ typedef uint16_t rpl_ocp_t;
#define RPL_LOLLIPOP_CIRCULAR_REGION 127
#define RPL_LOLLIPOP_SEQUENCE_WINDOWS 16
#define RPL_LOLLIPOP_INIT RPL_LOLLIPOP_MAX_VALUE - RPL_LOLLIPOP_SEQUENCE_WINDOWS + 1
#define RPL_LOLLIPOP_INCREMENT(counter) (counter > RPL_LOLLIPOP_CIRCULAR_REGION ?\
(counter == RPL_LOLLIPOP_MAX_VALUE ? counter=0 : ++counter):\
(counter == RPL_LOLLIPOP_CIRCULAR_REGION ? counter=0 : ++counter))
#define RPL_LOLLIPOP_INCREMENT(ctr) (ctr > RPL_LOLLIPOP_CIRCULAR_REGION ? \
++ctr & RPL_LOLLIPOP_MAX_VALUE : \
++ctr & RPL_LOLLIPOP_CIRCULAR_REGION)
#define RPL_LOLLIPOP_IS_INIT(counter) (counter > RPL_LOLLIPOP_CIRCULAR_REGION)
#define RPL_LOLLIPOP_GREATER_THAN_LOCAL(A,B) (((A < B) && (RPL_LOLLIPOP_CIRCULAR_REGION + 1 - B + A < RPL_LOLLIPOP_SEQUENCE_WINDOWS)) || \
((A > B) && (A - B < RPL_LOLLIPOP_SEQUENCE_WINDOWS)))
#define RPL_LOLLIPOP_GREATER_THAN(A,B) ((A > RPL_LOLLIPOP_CIRCULAR_REGION )?\
((B > RPL_LOLLIPOP_CIRCULAR_REGION )?\
RPL_LOLLIPOP_GREATER_THAN_LOCAL(A,B):\
0):\
((B > RPL_LOLLIPOP_CIRCULAR_REGION )?\
1:\
RPL_LOLLIPOP_GREATER_THAN_LOCAL(A,B)))
/*---------------------------------------------------------------------------*/
/* DAG Metric Container Object Types, to be confirmed by IANA. */
#define RPL_DAG_MC_NONE 0 /* Local identifier for empty MC */