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The flags field got widened to 9 bits.

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This commit is contained in:
Nicolas Tsiftes 2011-06-28 17:49:32 +02:00
parent ccfb30707a
commit 77a44c560a
2 changed files with 11 additions and 11 deletions
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19
core/net/rpl/rpl-icmp6.c
View file

@ -249,9 +249,11 @@ dio_input(void)
RPL_STAT(rpl_stats.malformed_msgs++);
return;
}
dio.mc.type = buffer[i + 2];
dio.mc.flags = buffer[i + 3];
dio.mc.aggr = buffer[i + 4] >> 4;
dio.mc.flags = buffer[i + 3] << 1;
dio.mc.flags |= buffer[i + 4] >> 7;
dio.mc.aggr = (buffer[i + 4] >> 4) & 0x3;
dio.mc.prec = buffer[i + 4] & 0xf;
dio.mc.length = buffer[i + 5];
@ -383,9 +385,10 @@ dio_output(rpl_dag_t *dag, uip_ipaddr_t *uc_addr)
buffer[pos++] = RPL_DIO_SUBOPT_DAG_METRIC_CONTAINER;
buffer[pos++] = 6;
buffer[pos++] = dag->mc.type;
buffer[pos++] = dag->mc.flags;
buffer[pos] = dag->mc.aggr << 4;
buffer[pos++] |= dag->mc.prec;
buffer[pos++] = dag->mc.flags >> 1;
buffer[pos] = (dag->mc.flags & 1) << 7;
buffer[pos++] |= (dag->mc.aggr << 4) | dag->mc.prec;
if(dag->mc.type == RPL_DAG_MC_ETX) {
buffer[pos++] = 2;
buffer[pos++] = dag->mc.obj.etx >> 8;
@ -401,7 +404,7 @@ dio_output(rpl_dag_t *dag, uip_ipaddr_t *uc_addr)
}
}
/* always add a sub-option for DAG configuration */
/* Always add a sub-option for DAG configuration. */
buffer[pos++] = RPL_DIO_SUBOPT_DAG_CONF;
buffer[pos++] = 14;
buffer[pos++] = 0; /* No Auth, PCS = 0 */
@ -420,7 +423,7 @@ dio_output(rpl_dag_t *dag, uip_ipaddr_t *uc_addr)
buffer[pos++] = dag->lifetime_unit >> 8;
buffer[pos++] = dag->lifetime_unit & 0xff;
/* if prefix info length > 0 then we have a prefix to send! */
/* Check if we have a prefix to send also. */
if(dag->prefix_info.length > 0) {
buffer[pos++] = RPL_DIO_SUBOPT_PREFIX_INFO;
buffer[pos++] = 30; /* always 30 bytes + 2 long */
@ -442,8 +445,6 @@ dio_output(rpl_dag_t *dag, uip_ipaddr_t *uc_addr)
dag->prefix_info.length);
}
/* buffer[len++] = RPL_DIO_SUBOPT_PAD1; */
/* Unicast requests get unicast replies! */
if(uc_addr == NULL) {
PRINTF("RPL: Sending a multicast-DIO with rank %u\n",

3
core/net/rpl/rpl.h
View file

@ -95,8 +95,7 @@ typedef uint16_t rpl_ocp_t;
#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_ETX 7 /* Expected Transmission Count */
#define RPL_DAG_MC_LC 8 /* Link Color */
/* DAG Metric Container flags. */