/*
* \brief Configure mesh network
*
*/
void thread_tasklet_configure_and_connect_to_network(void)
{
int8_t status;
link_configuration_s* temp_link_config=NULL;
if (MBED_CONF_MBED_MESH_API_THREAD_DEVICE_TYPE == MESH_DEVICE_TYPE_THREAD_MINIMAL_END_DEVICE) {
thread_tasklet_data_ptr->operating_mode = NET_6LOWPAN_HOST;
}
else if (MBED_CONF_MBED_MESH_API_THREAD_DEVICE_TYPE == MESH_DEVICE_TYPE_THREAD_SLEEPY_END_DEVICE) {
thread_tasklet_data_ptr->operating_mode = NET_6LOWPAN_SLEEPY_HOST;
} else {
thread_tasklet_data_ptr->operating_mode = NET_6LOWPAN_ROUTER;
}
arm_nwk_interface_configure_6lowpan_bootstrap_set(
thread_tasklet_data_ptr->nwk_if_id,
thread_tasklet_data_ptr->operating_mode,
NET_6LOWPAN_THREAD);
thread_tasklet_data_ptr->channel_list.channel_page = (channel_page_e)MBED_CONF_MBED_MESH_API_THREAD_CONFIG_CHANNEL_PAGE;
thread_tasklet_data_ptr->channel_list.channel_mask[0] = MBED_CONF_MBED_MESH_API_THREAD_CONFIG_CHANNEL_MASK;
TRACE_DETAIL("channel page: %d", thread_tasklet_data_ptr->channel_list.channel_page);
TRACE_DETAIL("channel mask: 0x%.8lx", thread_tasklet_data_ptr->channel_list.channel_mask[0]);
// PSKd
const char PSKd[] = MBED_CONF_MBED_MESH_API_THREAD_PSKD;
MBED_ASSERT(sizeof(PSKd) > 5 && sizeof(PSKd) < 33);
char *dyn_buf = ns_dyn_mem_alloc(sizeof(PSKd));
strcpy(dyn_buf, PSKd);
ns_dyn_mem_free(device_configuration.PSKd_ptr);
device_configuration.PSKd_ptr = (uint8_t*)dyn_buf;
device_configuration.PSKd_len = sizeof(PSKd) - 1;
if (true == MBED_CONF_MBED_MESH_API_THREAD_USE_STATIC_LINK_CONFIG) {
read_link_configuration();
temp_link_config = &thread_tasklet_data_ptr->link_config;
}
thread_management_node_init(thread_tasklet_data_ptr->nwk_if_id,
&thread_tasklet_data_ptr->channel_list,
&device_configuration,
temp_link_config);
status = arm_nwk_interface_up(thread_tasklet_data_ptr->nwk_if_id);
if (status >= 0) {
thread_tasklet_data_ptr->tasklet_state = TASKLET_STATE_BOOTSTRAP_STARTED;
tr_info("Start Thread bootstrap (%s mode)", thread_tasklet_data_ptr->operating_mode == NET_6LOWPAN_SLEEPY_HOST ? "SED" : "Router");
} else {
thread_tasklet_data_ptr->tasklet_state = TASKLET_STATE_BOOTSTRAP_FAILED;
tr_err("Bootstrap start failed, %d", status);
thread_tasklet_network_state_changed(MESH_BOOTSTRAP_START_FAILED);
}
}
/*
* \brief Configure and establish network connection
*
*/
void nd_tasklet_configure_and_connect_to_network(void)
{
int8_t status;
char *sec_mode;
// configure bootstrap
arm_nwk_interface_configure_6lowpan_bootstrap_set(
tasklet_data_ptr->network_interface_id, tasklet_data_ptr->mode,
NET_6LOWPAN_ND_WITH_MLE);
sec_mode = STR(MBED_MESH_API_6LOWPAN_ND_SECURITY_MODE);
if (strcmp(sec_mode, "PSK") == 0) {
tr_debug("Using PSK security mode.");
tasklet_data_ptr->sec_mode = NET_SEC_MODE_PSK_LINK_SECURITY;
tasklet_data_ptr->psk_sec_info.key_id = MBED_MESH_API_6LOWPAN_ND_PSK_KEY_ID;
memcpy(tasklet_data_ptr->psk_sec_info.security_key, (const uint8_t[16])MBED_MESH_API_6LOWPAN_ND_PSK_KEY, 16);
} else {
tr_debug("Link-layer security NOT enabled.");
tasklet_data_ptr->sec_mode = NET_SEC_MODE_NO_LINK_SECURITY;
}
// configure link layer security
arm_nwk_link_layer_security_mode(
tasklet_data_ptr->network_interface_id,
tasklet_data_ptr->sec_mode,
MBED_MESH_API_6LOWPAN_ND_SEC_LEVEL,
&tasklet_data_ptr->psk_sec_info);
// configure scan parameters
arm_nwk_6lowpan_link_scan_parameter_set(tasklet_data_ptr->network_interface_id, 5);
// configure scan channels
initialize_channel_list();
// Configure scan options (NULL disables filter)
arm_nwk_6lowpan_link_nwk_id_filter_for_nwk_scan(
tasklet_data_ptr->network_interface_id, NULL);
arm_nwk_6lowpan_link_panid_filter_for_nwk_scan(
tasklet_data_ptr->network_interface_id,
MBED_MESH_API_6LOWPAN_ND_PANID_FILTER);
status = arm_nwk_interface_up(tasklet_data_ptr->network_interface_id);
if (status >= 0) {
tasklet_data_ptr->tasklet_state = TASKLET_STATE_BOOTSTRAP_STARTED;
tr_info("Start 6LoWPAN ND Bootstrap");
} else {
tasklet_data_ptr->tasklet_state = TASKLET_STATE_BOOTSTRAP_FAILED;
tr_err("Bootstrap start failed, %d", status);
nd_tasklet_network_state_changed(MESH_BOOTSTRAP_START_FAILED);
}
}
/*
* \brief A function which will be eventually called by NanoStack OS when ever the OS has an event to deliver.
* @param event, describes the sender, receiver and event type.
*
* NOTE: Interrupts requested by HW are possible during this function!
*/
void tasklet_main(arm_event_s *event)
{
uint8_t master_key[16];
/**Border Router ND setup*/
static link_configuration_s link_setup;
device_configuration_s device_config;
uint8_t networkid[16];
uint32_t channel_mask;
channel_mask = (uint32_t) 1 << RF_CHANNEL;
char psdK[] = "Kukkuu!";
device_config.PSKd_ptr = psdK;
device_config.leaderCap = true;
int8_t retval;
if (event->sender == 0)
{
arm_library_event_type_e event_type;
event_type = (arm_library_event_type_e) event->event_type;
switch (event_type)
{
//This event is delivered every and each time when there is new information of network connectivity.
case ARM_LIB_NWK_INTERFACE_EVENT:
/* Network Event state event handler */
app_parse_network_event(event);
break;
case ARM_LIB_TASKLET_INIT_EVENT:
/*Event with type EV_INIT is an initialiser event of NanoStack OS.
* The event is delivered when the NanoStack OS is running fine. This event should be delivered ONLY ONCE.
*/
node_main_tasklet_id = event->receiver;
/* Bootsrapping Thread network */
arm_nwk_interface_configure_6lowpan_bootstrap_set(net_rf_id, NET_6LOWPAN_ROUTER, NET_6LOWPAN_THREAD);
arm_nwk_6lowpan_link_scan_paramameter_set(net_rf_id, channel_list, 5);
rf_read_mac_address(link_setup.extended_random_mac);
link_setup.extended_random_mac[0] |= 0x02;
//Initialize Thread stack to leader mode
link_setup.steering_data_len = 0;
memcpy(networkid, "Arm Powered Core", 16);
memcpy(link_setup.name, networkid, 16);
link_setup.panId = THREAD_NTW_PAN_ID;
link_setup.rfChannel = RF_CHANNEL;
link_setup.Protocol_id = THREAD_PROTOCOL_ID;
link_setup.version = THREAD_PROTOCOL_VERSION;
memcpy(link_setup.mesh_local_ula_prefix,br_thread_ml_prefix, 8);
arm_nwk_6lowpan_gp_address_mode(net_rf_id, NET_6LOWPAN_GP16_ADDRESS, 0xffff, 1);
memcpy(master_key, default_net_security_key, 16);
memcpy(link_setup.master_key,default_net_security_key, 16 );
link_setup.key_rotation = 3600;
link_setup.key_sequence = 0;
memcpy(link_setup.mesh_local_ula_prefix,br_thread_ml_prefix, 8);
thread_managenet_node_init(net_rf_id, channel_mask, &device_config, &link_setup);
retval = arm_nwk_interface_up(net_rf_id);
if (retval != 0)
{
//debug_int(retval);
tr_debug("Start Fail code: %d", retval);
}
else
{
tr_debug("6LoWPAN IP Bootstrap started");
network_ready();
}
break;
case ARM_LIB_SYSTEM_TIMER_EVENT:
eventOS_event_timer_cancel(event->event_id, node_main_tasklet_id);
if(event->event_id == 1)
{
if(arm_nwk_interface_up(net_rf_id) == 0)
{
tr_debug("Start Network bootstrap Again");
}
}
break;
default:
break;
}
}
}
