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Improved objective function API so DAG metric containers can be generated cleanly. The packet generation now asks the OF to provide a fresh logical presentation of the metric container, which is then translated to raw packet format.

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nvt 2011-02-15 01:13:30 +01:00
parent 20bf23cf06
commit a093c262ee
6 changed files with 164 additions and 73 deletions
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41
core/net/rpl/rpl-private.h
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@ -158,28 +158,6 @@
#define RPL_MOP_STORING_MULTICAST 3
#define RPL_MOP_DEFAULT RPL_MOP_STORING_NO_MULTICAST
/* DAG Metric Container Object Types, to be confirmed by IANA. */
#define RPL_DAG_MC_NSA 1 /* Node State and Attributes */
#define RPL_DAG_MC_NE 2 /* Node Energy */
#define RPL_DAG_MC_HC 3 /* Hop Count */
#define RPL_DAG_MC_THROUGHPUT 4 /* Throughput */
#define RPL_DAG_MC_LATENCY 5 /* Latency */
#define RPL_DAG_MC_LQL 6 /* Link Quality Level */
#define RPL_DAG_MC_ETX 7 /* Expected Transmission Count */
#define RPL_DAG_MC_LC 8 /* Link Color */
/* DAG Metric Container flags. */
#define RPL_DAG_MC_FLAG_P 0x8
#define RPL_DAG_MC_FLAG_C 0x4
#define RPL_DAG_MC_FLAG_O 0x2
#define RPL_DAG_MC_FLAG_R 0x1
/* DAG Metric Container aggregation mode. */
#define RPL_DAG_MC_AGGR_ADDITIVE 0
#define RPL_DAG_MC_AGGR_MAXIMUM 1
#define RPL_DAG_MC_AGGR_MINIMUM 2
#define RPL_DAG_MC_AGGR_MULTIPLICATIVE 3
/*
* The ETX in the metric container is expressed as a fixed-point value
* whose integer part can be obtained by dividing the value by
@ -196,23 +174,6 @@
#endif
#define RPL_DIS_START_DELAY 5
/*---------------------------------------------------------------------------*/
/* Logical representation of an ETX object in a DAG Metric Container. */
struct rpl_metric_object_etx {
uint16_t etx;
};
/* Logical representation of a DAG Metric Container. */
struct rpl_metric_container {
uint8_t type;
uint8_t flags;
uint8_t aggr;
uint8_t prec;
uint8_t length;
/* Once we support more objects, the etx field will be replaced by a
union of those. */
struct rpl_metric_object_etx etx;
};
/* Logical representation of a DAG Information Object (DIO.) */
struct rpl_dio {
uip_ipaddr_t dag_id;
@ -233,7 +194,7 @@ struct rpl_dio {
rpl_rank_t dag_min_hoprankinc;
rpl_prefix_t destination_prefix;
rpl_prefix_t prefix_info;
struct rpl_metric_container metric_container;
struct rpl_metric_container mc;
};
typedef struct rpl_dio rpl_dio_t;