void rpl_parent_update(rpl_parent_t *parent) { rpl_dodag_t *my_dodag = rpl_get_my_dodag(); uint16_t old_rank; if (my_dodag == NULL) { DEBUG("Not part of a dodag - this should not happen"); return; } old_rank = my_dodag->my_rank; /* update Parent lifetime */ if (parent != NULL) { parent->lifetime = my_dodag->default_lifetime * my_dodag->lifetime_unit; } if (rpl_find_preferred_parent() == NULL) { rpl_local_repair(); } if (rpl_calc_rank(old_rank, my_dodag->minhoprankincrease) != rpl_calc_rank(my_dodag->my_rank, my_dodag->minhoprankincrease)) { if (my_dodag->my_rank < my_dodag->min_rank) { my_dodag->min_rank = my_dodag->my_rank; } reset_trickletimer(); } }
/* Upon leaving a TSCH network, perform a local repair * (cleanup neighbor state, reset Trickle timer etc) * To use, set #define TSCH_CALLBACK_LEAVING_NETWORK tsch_rpl_callback_leaving_network */ void tsch_rpl_callback_leaving_network(void) { rpl_dag_t *dag = rpl_get_any_dag(); if(dag != NULL) { rpl_local_repair(dag->instance); } }
/*---------------------------------------------------------------------------*/ int rpl_process_parent_event(rpl_instance_t *instance, rpl_parent_t *p) { int return_value; #if DEBUG rpl_rank_t old_rank; old_rank = instance->current_dag->rank; #endif /* DEBUG */ return_value = 1; if(!acceptable_rank(p->dag, p->rank)) { /* The candidate parent is no longer valid: the rank increase resulting from the choice of it as a parent would be too high. */ PRINTF("RPL: Unacceptable rank %u\n", (unsigned)p->rank); rpl_nullify_parent(p); if(p != instance->current_dag->preferred_parent) { return 0; } else { return_value = 0; } } if(rpl_select_dag(instance, p) == NULL) { /* No suitable parent; trigger a local repair. */ PRINTF("RPL: No parents found in any DAG\n"); rpl_local_repair(instance); return 0; } #if DEBUG if(DAG_RANK(old_rank, instance) != DAG_RANK(instance->current_dag->rank, instance)) { PRINTF("RPL: Moving in the instance from rank %hu to %hu\n", DAG_RANK(old_rank, instance), DAG_RANK(instance->current_dag->rank, instance)); if(instance->current_dag->rank != INFINITE_RANK) { PRINTF("RPL: The preferred parent is "); PRINT6ADDR(rpl_get_parent_ipaddr (instance->current_dag->preferred_parent)); PRINTF(" (rank %u)\n", (unsigned)DAG_RANK(instance->current_dag->preferred_parent->rank, instance)); } else { PRINTF("RPL: We don't have any parent"); } } #endif /* DEBUG */ return return_value; }
void cetic_6lbr_end_dodag_root(rpl_instance_t *instance) { if(is_dodag_root()) { LOG6LBR_INFO("Leaving DODAG root\n"); rpl_local_repair(instance); dio_output(instance, NULL); rpl_free_dag(instance->current_dag); rpl_free_instance(instance); if(!rpl_fast_startup) { //Restart DODAG creation check ctimer_set(&create_dodag_root_timer, CLOCK_SECOND, check_dodag_creation, NULL); } } }
int rpl_process_parent_event(rpl_dag_t *dag, rpl_parent_t *p) { rpl_rank_t parent_rank; rpl_rank_t old_rank; /* Update the parent rank. */ parent_rank = p->rank; old_rank = dag->rank; if(rpl_select_parent(dag) == NULL) { /* No suitable parent; trigger a local repair. */ PRINTF("RPL: No parents found in a DAG\n"); rpl_local_repair(dag); return 1; } if(DAG_RANK(old_rank, dag) != DAG_RANK(dag->rank, dag)) { if(dag->rank < dag->min_rank) { dag->min_rank = dag->rank; } PRINTF("RPL: Moving in the DAG from rank %hu to %hu\n", DAG_RANK(old_rank, dag), DAG_RANK(dag->rank, dag)); PRINTF("RPL: The preferred parent is "); PRINT6ADDR(&dag->preferred_parent->addr); PRINTF(" (rank %u)\n", (unsigned)DAG_RANK(dag->preferred_parent->rank, dag)); rpl_reset_dio_timer(dag, 1); } if(parent_rank == INFINITE_RANK || !acceptable_rank(dag, dag->of->calculate_rank(NULL, parent_rank))) { /* The candidate parent is no longer valid: the rank increase resulting from the choice of it as a parent would be too high. */ return 0; } return 1; }
/*---------------------------------------------------------------------------*/ void simple_rpl_local_repair(void) { rpl_local_repair(rpl_get_instance(RPL_DEFAULT_INSTANCE)); }
void menu_process(char c) { static enum menustate_enum /* Defines an enumeration type */ { normal, channel, txpower } menustate = normal; static char channel_string[3]; static uint8_t channel_string_i;// = 0; int tempchannel; if (menustate == channel) { switch(c) { case '\r': case '\n': if (channel_string_i) { channel_string[channel_string_i] = 0; tempchannel = atoi(channel_string); if ((tempchannel < 11) || (tempchannel > 26)) { PRINTF_P(PSTR("\n\rInvalid input\n\r")); } else { rf230_set_channel(tempchannel); #if CONTIKI_CONF_SETTINGS_MANAGER if(settings_set_uint8(SETTINGS_KEY_CHANNEL, tempchannel) == SETTINGS_STATUS_OK) { PRINTF_P(PSTR("\n\rChannel changed to %d and stored in EEPROM.\n\r"), tempchannel); } else { PRINTF_P(PSTR("\n\rChannel changed to %d, but unable to store in EEPROM!\n\r"), tempchannel); } #else PRINTF_P(PSTR("\n\rChannel changed to %d.\n\r"), tempchannel); #endif } } else { PRINTF_P(PSTR("\n\rChannel unchanged.\n\r")); } menustate = normal; break; case '\b': if (channel_string_i) { channel_string_i--; PRINTF_P(PSTR("\b \b")); } break; case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': if (channel_string_i > 1) { // This time the user has gone too far. // Beep at them. putc('\a', stdout); break; } putc(c, stdout); channel_string[channel_string_i] = c; channel_string_i++; break; default: break; } } else if (menustate == txpower) { switch(c) { case '\r': case '\n': if (channel_string_i) { channel_string[channel_string_i] = 0; tempchannel = atoi(channel_string); if ((tempchannel < 0) || (tempchannel > 15)) { PRINTF_P(PSTR("\n\rInvalid input\n\r")); } else { PRINTF_P(PSTR(" ")); //for some reason needs a print here to clear the string input... rf230_set_txpower(tempchannel); #if CONTIKI_CONF_SETTINGS_MANAGER if(settings_set_uint8(SETTINGS_KEY_TXPOWER, tempchannel) == SETTINGS_STATUS_OK) { PRINTF_P(PSTR("\n\rTransmit power changed to %d, and stored in EEPROM.\n\r"), tempchannel); } else { PRINTF_P(PSTR("\n\rTransmit power changed to %d, but unable to store in EEPROM!\n\r"), tempchannel); } #else PRINTF_P(PSTR("\n\rTransmit power changed to %d.\n\r"), tempchannel); #endif } } else { PRINTF_P(PSTR("\n\rTransmit power unchanged.\n\r")); } menustate = normal; break; case '\b': if (channel_string_i) { channel_string_i--; PRINTF_P(PSTR("\b \b")); } break; case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': if (channel_string_i > 1) { // This time the user has gone too far. // Beep at them. putc('\a', stdout); break; } putc(c, stdout); channel_string[channel_string_i] = c; channel_string_i++; break; default: break; } } else { uint8_t i; switch(c) { case '\r': case '\n': break; case 'h': case '?': menu_print(); break; case 'd': if (mx_console_mode.debugOn) { PRINTF_P(PSTR("Node does not output debug strings\n\r")); mx_console_mode.debugOn = 0; } else { PRINTF_P(PSTR("Node now outputs debug strings\n\r")); mx_console_mode.debugOn = 1; } break; case 'c': PRINTF_P(PSTR("\nSelect 802.15.4 Channel in range 11-26 [%d]: "), rf230_get_channel()); menustate = channel; channel_string_i = 0; break; case 'p': PRINTF_P(PSTR("\nSelect transmit power (0=+3dBm 15=-17.2dBm) [%d]: "), rf230_get_txpower()); menustate = txpower; channel_string_i = 0; break; #if UIP_CONF_IPV6_RPL #include "rpl.h" extern uip_ds6_nbr_t uip_ds6_nbr_cache[]; extern uip_ds6_netif_t uip_ds6_if; case 'N': { uint8_t i,j; PRINTF_P(PSTR("\n\rAddresses [%u max]\n\r"),UIP_DS6_ADDR_NB); for (i=0;i<UIP_DS6_ADDR_NB;i++) { if (uip_ds6_if.addr_list[i].isused) { ipaddr_add(&uip_ds6_if.addr_list[i].ipaddr); PRINTF_P(PSTR("\n\r")); } } PRINTF_P(PSTR("\n\rNeighbors [%u max]\n\r"),UIP_DS6_NBR_NB); for(i = 0,j=1; i < UIP_DS6_NBR_NB; i++) { if(uip_ds6_nbr_cache[i].isused) { ipaddr_add(&uip_ds6_nbr_cache[i].ipaddr); PRINTF_P(PSTR("\n\r")); j=0; } } if (j) PRINTF_P(PSTR(" <none>")); PRINTF_P(PSTR("\n\rRoutes [%u max]\n\r"),UIP_DS6_ROUTE_NB); { uip_ds6_route_t *r; j = 1; for(r = uip_ds6_route_list_head(); r != NULL; r = list_item_next(r)) { ipaddr_add(&r->ipaddr); PRINTF_P(PSTR("/%u (via "), r->length); ipaddr_add(&r->nexthop); if(r->state.lifetime < 600) { PRINTF_P(PSTR(") %lus\n\r"), r->state.lifetime); } else { PRINTF_P(PSTR(")\n\r")); } j = 0; } } if (j) PRINTF_P(PSTR(" <none>")); PRINTF_P(PSTR("\n\r---------\n\r")); break; } case 'G': PRINTF_P(PSTR("Global repair returns %d\n\r"),rpl_repair_root(RPL_DEFAULT_INSTANCE)); break; case 'L': rpl_local_repair(rpl_get_any_dag()); PRINTF_P(PSTR("Local repair initiated\n\r")); break; #endif case 'm': PRINTF_P(PSTR("Currently running on\n\r")); PRINTF_P(PSTR(" * %s\n\r"), CONTIKI_VERSION_STRING); PRINTF_P(PSTR(" * NETSTACK_MAC: %s, NETSTACK_RDC: %s\n\r"), NETSTACK_MAC.name, NETSTACK_RDC.name); #if 1 { int i; PRINTF_P(PSTR(" * Address: ")); for (i = 0; i < 6; i += 2) { PRINTF_P(PSTR("%02x%02x:"), uip_lladdr.addr[i], uip_lladdr.addr[i + 1]); } PRINTF_P(PSTR("%02x%02x\n\r"), uip_lladdr.addr[6], uip_lladdr.addr[7]); } #endif #if UIP_CONF_IPV6_RPL PRINTF_P(PSTR(" * RPL Enabled\n\r")); #endif #if UIP_CONF_ROUTER PRINTF_P(PSTR(" * Routing Enabled\n\r")); #endif #if CONVERTTXPOWER PRINTF_P(PSTR(" * Operates on channel %d with TX power "),rf230_get_channel()); printtxpower(); PRINTF_P(PSTR("\n\r")); #else //just show the raw value PRINTF_P(PSTR(" * Operates on channel %d\n\r"), rf230_get_channel()); PRINTF_P(PSTR(" * TX Power(0=+3dBm, 15=-17.2dBm): %d\n\r"), rf230_get_txpower()); #endif if (rf230_smallest_rssi) { PRINTF_P(PSTR(" * Current/Last/Smallest RSSI: %d/%d/%ddBm\n\r"), -91+(rf230_rssi()-1), -91+(rf230_last_rssi-1),-91+(rf230_smallest_rssi-1)); rf230_smallest_rssi=0; } else { PRINTF_P(PSTR(" * Current/Last/Smallest RSSI: %d/%d/--dBm\n\r"), -91+(rf230_rssi()-1), -91+(rf230_last_rssi-1)); } #if CONFIG_STACK_MONITOR /* See contiki-raven-main.c for initialization of the magic numbers */ { extern uint16_t __bss_end; uint16_t p=(uint16_t)&__bss_end; do { if (*(uint16_t *)p != 0x4242) { printf_P(PSTR(" * Never-used stack > %d bytes\n\r"),p-(uint16_t)&__bss_end); break; } p+=100; } while (p<RAMEND-100); } #endif break; case 'e': PRINTF_P(PSTR("Energy Scan:\n")); { uint8_t i; uint16_t j; uint8_t previous_channel = rf230_get_channel(); int8_t RSSI, maxRSSI[17]; uint16_t accRSSI[17]; bzero((void*)accRSSI,sizeof(accRSSI)); bzero((void*)maxRSSI,sizeof(maxRSSI)); for(j=0;j<(1<<12);j++) { for(i=11;i<=26;i++) { rf230_listen_channel(i); _delay_us(3*10); RSSI = rf230_rssi(); //multiplies rssi register by 3 for consistency with energy-detect register maxRSSI[i-11]=Max(maxRSSI[i-11],RSSI); accRSSI[i-11]+=RSSI; } if(j&(1<<7)) { leds_on(LEDS_RED); if(!(j&((1<<7)-1))) { PRINTF_P(PSTR(".")); } } else { leds_off(LEDS_RED); } watchdog_periodic(); } rf230_set_channel(previous_channel); PRINTF_P(PSTR("\n")); for(i=11;i<=26;i++) { uint8_t activity=Min(maxRSSI[i-11],accRSSI[i-11]/(1<<7)); PRINTF_P(PSTR(" %d: %02ddB "),i, -91+(maxRSSI[i-11]-1)); for(;activity--;maxRSSI[i-11]--) { PRINTF_P(PSTR("#")); } for(;maxRSSI[i-11]>0;maxRSSI[i-11]--) { PRINTF_P(PSTR(":")); } PRINTF_P(PSTR("\n")); } } PRINTF_P(PSTR("Done.\n")); break; case 'R': PRINTF_P(PSTR("Resetting...\n\r")); leds_on(LEDS_ALL); for(i = 0; i < 20; i++) _delay_ms(100); watchdog_reboot(); break; default: PRINTF_P(PSTR("%c is not a valid option! h for menu\n\r"), c); break; } } }