thread_tasklet.c

00001 /*
00002  * Copyright (c) 2015 ARM Limited. All rights reserved.
00003  * SPDX-License-Identifier: Apache-2.0
00004  * Licensed under the Apache License, Version 2.0 (the License); you may
00005  * not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  * http://www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an AS IS BASIS, WITHOUT
00012  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 
00017 #include <string.h> //memset
00018 #include "eventOS_event_timer.h"
00019 #include "common_functions.h"
00020 #include "net_interface.h"
00021 #include "ip6string.h"  //ip6tos
00022 #include "nsdynmemLIB.h"
00023 #include "thread_management_if.h"
00024 #include "net_polling_api.h"
00025 #include "include/thread_tasklet.h"
00026 #include "include/mesh_system.h"
00027 #include <mbed_assert.h>
00028 #include "ns_event_loop.h"
00029 
00030 // For tracing we need to define flag, have include and define group
00031 #define HAVE_DEBUG 1
00032 #include "ns_trace.h"
00033 #define TRACE_GROUP  "m6Thread"
00034 
00035 #include "mac_api.h"
00036 #include "sw_mac.h"
00037 
00038 #define DETAILED_TRACES
00039 #ifdef DETAILED_TRACES
00040 #define TRACE_DETAIL    tr_debug
00041 #else
00042 #define TRACE_DETAIL(...)
00043 #endif
00044 
00045 #define INTERFACE_NAME   "6L-THREAD"
00046 
00047 // Tasklet timer events
00048 #define TIMER_EVENT_START_BOOTSTRAP   1
00049 
00050 #define INVALID_INTERFACE_ID        (-1)
00051 
00052 /*
00053  * Thread tasklet states.
00054  */
00055 typedef enum {
00056     TASKLET_STATE_CREATED = 0,
00057     TASKLET_STATE_INITIALIZED,
00058     TASKLET_STATE_BOOTSTRAP_STARTED,
00059     TASKLET_STATE_BOOTSTRAP_FAILED,
00060     TASKLET_STATE_BOOTSTRAP_READY
00061 } tasklet_state_t;
00062 
00063 /*
00064  * Mesh tasklet data structure.
00065  */
00066 typedef struct {
00067     void (*mesh_api_cb)(mesh_connection_status_t nwk_status);
00068     channel_list_s channel_list;
00069     tasklet_state_t tasklet_state;
00070     mesh_connection_status_t connection_status;
00071     timeout_t *poll_network_status_timeout;
00072     int8_t tasklet;
00073 
00074     net_6lowpan_mode_e operating_mode;
00075     int8_t nwk_if_id;
00076     link_configuration_s link_config;
00077 
00078     /** Default network ID*/
00079     uint8_t networkid[16];
00080     uint8_t extented_panid[8];
00081     uint8_t ip[16];
00082 } thread_tasklet_data_str_t;
00083 
00084 
00085 /* Tasklet data */
00086 static thread_tasklet_data_str_t *thread_tasklet_data_ptr = NULL;
00087 static device_configuration_s device_configuration;
00088 
00089 /* private function prototypes */
00090 void thread_tasklet_main(arm_event_s *event);
00091 void thread_tasklet_network_state_changed(mesh_connection_status_t status);
00092 void thread_tasklet_parse_network_event(arm_event_s *event);
00093 void thread_tasklet_configure_and_connect_to_network(void);
00094 void thread_tasklet_poll_network_status(void *param);
00095 #define TRACE_THREAD_TASKLET
00096 #ifndef TRACE_THREAD_TASKLET
00097 #define thread_tasklet_trace_bootstrap_info() ((void) 0)
00098 #else
00099 void thread_tasklet_trace_bootstrap_info(void);
00100 #endif
00101 
00102 /*
00103  * \brief A function which will be eventually called by NanoStack OS when ever the OS has an event to deliver.
00104  * @param event, describes the sender, receiver and event type.
00105  *
00106  * NOTE: Interrupts requested by HW are possible during this function!
00107  */
00108 void thread_tasklet_main(arm_event_s *event)
00109 {
00110     arm_library_event_type_e event_type;
00111     event_type = (arm_library_event_type_e) event->event_type;
00112 
00113     switch (event_type) {
00114         case ARM_LIB_NWK_INTERFACE_EVENT:
00115             /* This event is delivered every and each time when there is new
00116              * information of network connectivity.
00117              */
00118             thread_tasklet_parse_network_event(event);
00119             break;
00120 
00121         case ARM_LIB_TASKLET_INIT_EVENT:
00122             /* Event with type EV_INIT is an initializer event of NanoStack OS.
00123              * The event is delivered when the NanoStack OS is running fine.
00124              * This event should be delivered ONLY ONCE.
00125              */
00126             mesh_system_send_connect_event(thread_tasklet_data_ptr->tasklet);
00127             break;
00128 
00129         case ARM_LIB_SYSTEM_TIMER_EVENT:
00130             eventOS_event_timer_cancel(event->event_id,
00131                                        thread_tasklet_data_ptr->tasklet);
00132 
00133             if (event->event_id == TIMER_EVENT_START_BOOTSTRAP) {
00134                 int8_t status;
00135                 tr_debug("Restart bootstrap");
00136                 status = arm_nwk_interface_up(thread_tasklet_data_ptr->nwk_if_id);
00137 
00138                 if (status >= 0) {
00139                     thread_tasklet_data_ptr->tasklet_state = TASKLET_STATE_BOOTSTRAP_STARTED;
00140                     tr_info("Start Thread bootstrap (%s mode)", thread_tasklet_data_ptr->operating_mode == NET_6LOWPAN_SLEEPY_HOST ? "SED" : "Router");
00141                     thread_tasklet_network_state_changed(MESH_BOOTSTRAP_STARTED);
00142                 } else {
00143                     thread_tasklet_data_ptr->tasklet_state = TASKLET_STATE_BOOTSTRAP_FAILED;
00144                     tr_err("Bootstrap start failed, %d", status);
00145                     thread_tasklet_network_state_changed(MESH_BOOTSTRAP_START_FAILED);
00146                 }
00147             }
00148             break;
00149 
00150         case APPLICATION_EVENT:
00151             if (event->event_id == APPL_EVENT_CONNECT) {
00152                 thread_tasklet_configure_and_connect_to_network();
00153             }
00154             break;
00155 
00156         default:
00157             break;
00158     } // switch(event_type)
00159 }
00160 
00161 /**
00162  * \brief Network state event handler.
00163  * \param event show network start response or current network state.
00164  *
00165  * - ARM_NWK_BOOTSTRAP_READY: Save NVK persistent data to NVM and Net role
00166  * - ARM_NWK_NWK_SCAN_FAIL: Link Layer Active Scan Fail, Stack is Already at Idle state
00167  * - ARM_NWK_IP_ADDRESS_ALLOCATION_FAIL: No ND Router at current Channel Stack is Already at Idle state
00168  * - ARM_NWK_NWK_CONNECTION_DOWN: Connection to Access point is lost wait for Scan Result
00169  * - ARM_NWK_NWK_PARENT_POLL_FAIL: Host should run net start without any PAN-id filter and all channels
00170  * - ARM_NWK_AUHTENTICATION_FAIL: Pana Authentication fail, Stack is Already at Idle state
00171  */
00172 void thread_tasklet_parse_network_event(arm_event_s *event)
00173 {
00174     arm_nwk_interface_status_type_e status = (arm_nwk_interface_status_type_e) event->event_data;
00175     tr_debug("app_parse_network_event() %d", status);
00176     switch (status) {
00177         case ARM_NWK_BOOTSTRAP_READY:
00178             /* Network is ready and node is connected to Access Point */
00179             if (thread_tasklet_data_ptr->tasklet_state != TASKLET_STATE_BOOTSTRAP_READY) {
00180                 tr_info("Thread bootstrap ready");
00181                 thread_tasklet_data_ptr->tasklet_state = TASKLET_STATE_BOOTSTRAP_READY;
00182                 thread_tasklet_trace_bootstrap_info();
00183                 /* We are connected, for Local or Global IP */
00184                 thread_tasklet_poll_network_status(NULL);
00185             }
00186             break;
00187         case ARM_NWK_NWK_SCAN_FAIL:
00188             /* Link Layer Active Scan Fail, Stack is Already at Idle state */
00189             tr_debug("Link Layer Scan Fail: No Beacons");
00190             thread_tasklet_data_ptr->tasklet_state = TASKLET_STATE_BOOTSTRAP_FAILED;
00191             thread_tasklet_network_state_changed(MESH_DISCONNECTED);
00192             break;
00193         case ARM_NWK_IP_ADDRESS_ALLOCATION_FAIL:
00194             /* No ND Router at current Channel Stack is Already at Idle state */
00195             tr_debug("ND Scan/ GP REG fail");
00196             thread_tasklet_data_ptr->tasklet_state = TASKLET_STATE_BOOTSTRAP_FAILED;
00197             thread_tasklet_network_state_changed(MESH_DISCONNECTED);
00198             break;
00199         case ARM_NWK_NWK_CONNECTION_DOWN:
00200             /* Connection to Access point is lost wait for Scan Result */
00201             tr_debug("ND/RPL scan new network");
00202             thread_tasklet_data_ptr->tasklet_state = TASKLET_STATE_BOOTSTRAP_FAILED;
00203             thread_tasklet_network_state_changed(MESH_DISCONNECTED);
00204             break;
00205         case ARM_NWK_NWK_PARENT_POLL_FAIL:
00206             thread_tasklet_data_ptr->tasklet_state = TASKLET_STATE_BOOTSTRAP_FAILED;
00207             thread_tasklet_network_state_changed(MESH_DISCONNECTED);
00208             break;
00209         case ARM_NWK_AUHTENTICATION_FAIL:
00210             tr_debug("Network authentication fail");
00211             thread_tasklet_data_ptr->tasklet_state = TASKLET_STATE_BOOTSTRAP_FAILED;
00212             thread_tasklet_network_state_changed(MESH_DISCONNECTED);
00213             break;
00214         default:
00215             tr_warn("Unknown event %d", status);
00216             break;
00217     }
00218 
00219     if (thread_tasklet_data_ptr->tasklet_state != TASKLET_STATE_BOOTSTRAP_READY) {
00220         // Set 5s timer for a new network scan
00221         eventOS_event_timer_request(TIMER_EVENT_START_BOOTSTRAP,
00222                                     ARM_LIB_SYSTEM_TIMER_EVENT,
00223                                     thread_tasklet_data_ptr->tasklet,
00224                                     5000);
00225     }
00226 }
00227 
00228 void thread_tasklet_poll_network_status(void *param)
00229 {
00230     /* Check if we do have an IP */
00231     uint8_t temp_ipv6[16];
00232     if (arm_net_address_get(thread_tasklet_data_ptr->nwk_if_id, ADDR_IPV6_GP, temp_ipv6) == 0) {
00233         /* Check if this is the same IP than previously */
00234         if (memcmp(temp_ipv6, thread_tasklet_data_ptr->ip, 16) == 0) {
00235             return;
00236         } else {
00237             memcpy(thread_tasklet_data_ptr->ip, temp_ipv6, 16);
00238             link_configuration_s *link_cfg = thread_management_configuration_get(thread_tasklet_data_ptr->nwk_if_id);
00239             if (memcmp(thread_tasklet_data_ptr->ip, link_cfg->mesh_local_ula_prefix, 8) == 0) {
00240                 thread_tasklet_network_state_changed(MESH_CONNECTED_LOCAL);
00241             } else {
00242                 thread_tasklet_network_state_changed(MESH_CONNECTED_GLOBAL);
00243             }
00244         }
00245     } else {
00246         if (thread_tasklet_data_ptr->connection_status != MESH_DISCONNECTED &&
00247             thread_tasklet_data_ptr->connection_status != MESH_BOOTSTRAP_STARTED)
00248             thread_tasklet_network_state_changed(MESH_DISCONNECTED);
00249     }
00250 }
00251 
00252 void read_link_configuration() {
00253 
00254     thread_tasklet_data_ptr->link_config.panId = MBED_CONF_MBED_MESH_API_THREAD_CONFIG_PANID;
00255     TRACE_DETAIL("PANID %x", thread_tasklet_data_ptr->link_config.panId);
00256 
00257     thread_tasklet_data_ptr->link_config.rfChannel = MBED_CONF_MBED_MESH_API_THREAD_CONFIG_CHANNEL;
00258     TRACE_DETAIL("channel: %d", thread_tasklet_data_ptr->link_config.rfChannel);
00259     
00260     // Mesh prefix
00261     const uint8_t mesh_local_prefix[] = MBED_CONF_MBED_MESH_API_THREAD_CONFIG_ML_PREFIX;
00262     MBED_ASSERT(sizeof(mesh_local_prefix) == 8);
00263     
00264     memcpy(thread_tasklet_data_ptr->link_config.mesh_local_ula_prefix, mesh_local_prefix, 8);
00265     TRACE_DETAIL("Mesh prefix: %s", trace_array(mesh_local_prefix, 8));
00266 
00267     // Master Key
00268     const uint8_t master_key[] = MBED_CONF_MBED_MESH_API_THREAD_MASTER_KEY;
00269     MBED_ASSERT(sizeof(master_key) == 16);
00270     memcpy(thread_tasklet_data_ptr->link_config.master_key, master_key, 16);
00271 
00272     // PSKc
00273     const uint8_t PSKc[] = MBED_CONF_MBED_MESH_API_THREAD_CONFIG_PSKC;
00274     MBED_ASSERT(sizeof(PSKc) == 16);
00275     memcpy(thread_tasklet_data_ptr->link_config.PSKc, PSKc, 16);
00276 
00277     thread_tasklet_data_ptr->link_config.key_rotation = 3600;
00278     thread_tasklet_data_ptr->link_config.key_sequence = 0;
00279 
00280     thread_tasklet_data_ptr->link_config.securityPolicy = MBED_CONF_MBED_MESH_API_THREAD_SECURITY_POLICY;    
00281     
00282     // network name
00283     MBED_ASSERT(strlen(MBED_CONF_MBED_MESH_API_THREAD_CONFIG_NETWORK_NAME) > 0 && strlen(MBED_CONF_MBED_MESH_API_THREAD_CONFIG_NETWORK_NAME) < 17);
00284     memcpy(thread_tasklet_data_ptr->link_config.name, MBED_CONF_MBED_MESH_API_THREAD_CONFIG_NETWORK_NAME, strlen(MBED_CONF_MBED_MESH_API_THREAD_CONFIG_NETWORK_NAME));
00285     
00286     thread_tasklet_data_ptr->link_config.timestamp = MBED_CONF_MBED_MESH_API_THREAD_CONFIG_COMMISSIONING_DATASET_TIMESTAMP;
00287     
00288     // extended pan-id
00289     const uint8_t extented_panid[] = MBED_CONF_MBED_MESH_API_THREAD_CONFIG_EXTENDED_PANID;
00290     MBED_ASSERT(sizeof(extented_panid) == 8);
00291     memcpy(thread_tasklet_data_ptr->link_config.extented_pan_id, extented_panid, sizeof(extented_panid));
00292 }
00293 
00294 /*
00295  * \brief Configure mesh network
00296  *
00297  */
00298 void thread_tasklet_configure_and_connect_to_network(void)
00299 {
00300     int8_t status;
00301     link_configuration_s* temp_link_config=NULL;
00302 
00303 
00304     if (MBED_CONF_MBED_MESH_API_THREAD_DEVICE_TYPE == MESH_DEVICE_TYPE_THREAD_MINIMAL_END_DEVICE) {
00305             thread_tasklet_data_ptr->operating_mode = NET_6LOWPAN_HOST;
00306     }
00307     else if (MBED_CONF_MBED_MESH_API_THREAD_DEVICE_TYPE == MESH_DEVICE_TYPE_THREAD_SLEEPY_END_DEVICE) {
00308         thread_tasklet_data_ptr->operating_mode = NET_6LOWPAN_SLEEPY_HOST;
00309     } else {
00310         thread_tasklet_data_ptr->operating_mode = NET_6LOWPAN_ROUTER;
00311     }
00312 
00313     arm_nwk_interface_configure_6lowpan_bootstrap_set(
00314         thread_tasklet_data_ptr->nwk_if_id,
00315         thread_tasklet_data_ptr->operating_mode,
00316         NET_6LOWPAN_THREAD);
00317         
00318     thread_tasklet_data_ptr->channel_list.channel_page = (channel_page_e)MBED_CONF_MBED_MESH_API_THREAD_CONFIG_CHANNEL_PAGE;
00319     thread_tasklet_data_ptr->channel_list.channel_mask[0] = MBED_CONF_MBED_MESH_API_THREAD_CONFIG_CHANNEL_MASK;
00320     
00321     TRACE_DETAIL("channel page: %d", thread_tasklet_data_ptr->channel_list.channel_page);
00322     TRACE_DETAIL("channel mask: 0x%.8lx", thread_tasklet_data_ptr->channel_list.channel_mask[0]);
00323 
00324     // PSKd
00325     const char PSKd[] = MBED_CONF_MBED_MESH_API_THREAD_PSKD;
00326     if(device_configuration.PSKd_len==0) {
00327         int ret = thread_tasklet_device_pskd_set(PSKd);
00328         MBED_ASSERT(!ret);
00329     }
00330 
00331     if (true == MBED_CONF_MBED_MESH_API_THREAD_USE_STATIC_LINK_CONFIG) {
00332         read_link_configuration();
00333         temp_link_config = &thread_tasklet_data_ptr->link_config;
00334     }
00335     
00336     thread_management_node_init(thread_tasklet_data_ptr->nwk_if_id,
00337                            &thread_tasklet_data_ptr->channel_list,
00338                            &device_configuration,
00339                            temp_link_config);
00340 
00341     status = arm_nwk_interface_up(thread_tasklet_data_ptr->nwk_if_id);
00342 
00343     if (status >= 0) {
00344         thread_tasklet_data_ptr->tasklet_state = TASKLET_STATE_BOOTSTRAP_STARTED;
00345         tr_info("Start Thread bootstrap (%s mode)", thread_tasklet_data_ptr->operating_mode == NET_6LOWPAN_SLEEPY_HOST ? "SED" : "Router");
00346         thread_tasklet_network_state_changed(MESH_BOOTSTRAP_STARTED);
00347     } else {
00348         thread_tasklet_data_ptr->tasklet_state = TASKLET_STATE_BOOTSTRAP_FAILED;
00349         tr_err("Bootstrap start failed, %d", status);
00350         thread_tasklet_network_state_changed(MESH_BOOTSTRAP_START_FAILED);
00351     }
00352 }
00353 
00354 /*
00355  * Inform application about network state change
00356  */
00357 void thread_tasklet_network_state_changed(mesh_connection_status_t status)
00358 {
00359     thread_tasklet_data_ptr->connection_status = status;
00360     if (thread_tasklet_data_ptr->mesh_api_cb) {
00361         (thread_tasklet_data_ptr->mesh_api_cb)(status);
00362     }
00363 }
00364 
00365 /*
00366  * Trace bootstrap information.
00367  */
00368 #ifdef TRACE_THREAD_TASKLET
00369 void thread_tasklet_trace_bootstrap_info()
00370 {
00371     link_layer_address_s app_link_address_info;
00372     uint8_t temp_ipv6[16];
00373     if (arm_net_address_get(thread_tasklet_data_ptr->nwk_if_id,
00374                             ADDR_IPV6_GP, temp_ipv6) == 0) {
00375         tr_debug("GP IPv6: %s", trace_ipv6(temp_ipv6));
00376     }
00377 
00378     if (arm_nwk_mac_address_read(thread_tasklet_data_ptr->nwk_if_id,
00379                                  &app_link_address_info) != 0) {
00380         tr_error("MAC Address read fail\n");
00381     } else {
00382         uint8_t temp[2];
00383         common_write_16_bit(app_link_address_info.mac_short,temp);
00384         tr_debug("MAC 16-bit: %s", trace_array(temp, 2));
00385         common_write_16_bit(app_link_address_info.PANId, temp);
00386         tr_debug("PAN ID: %s", trace_array(temp, 2));
00387         tr_debug("MAC 64-bit: %s", trace_array(app_link_address_info.mac_long, 8));
00388         tr_debug("IID (Based on MAC 64-bit address): %s", trace_array(app_link_address_info.iid_eui64, 8));
00389     }
00390 }
00391 #endif /* #define TRACE_THREAD_TASKLET */
00392 
00393 int8_t thread_tasklet_get_ip_address(char *address, int8_t len)
00394 {
00395     uint8_t binary_ipv6[16];
00396 
00397     if ((len >= 40) && (0 == arm_net_address_get(
00398                             thread_tasklet_data_ptr->nwk_if_id, ADDR_IPV6_GP, binary_ipv6))) {
00399         ip6tos(binary_ipv6, address);
00400         //tr_debug("IP address: %s", address);
00401         return 0;
00402     } else {
00403         return -1;
00404     }
00405 }
00406 
00407 int8_t thread_tasklet_connect(mesh_interface_cb callback, int8_t nwk_interface_id)
00408 {
00409     int8_t re_connecting = true;
00410     int8_t tasklet = thread_tasklet_data_ptr->tasklet;
00411 
00412     if (thread_tasklet_data_ptr->nwk_if_id != INVALID_INTERFACE_ID) {
00413         return -3;  // already connected to network
00414     }
00415 
00416     if (thread_tasklet_data_ptr->tasklet_state == TASKLET_STATE_CREATED) {
00417         re_connecting = false;
00418     }
00419 
00420     memset(thread_tasklet_data_ptr, 0, sizeof(thread_tasklet_data_str_t));
00421     thread_tasklet_data_ptr->mesh_api_cb = callback;
00422     thread_tasklet_data_ptr->nwk_if_id = nwk_interface_id;
00423     thread_tasklet_data_ptr->tasklet_state = TASKLET_STATE_INITIALIZED;
00424     thread_tasklet_data_ptr->poll_network_status_timeout =
00425         eventOS_timeout_every_ms(thread_tasklet_poll_network_status, 2000, NULL);
00426 
00427     if (re_connecting == false) {
00428         thread_tasklet_data_ptr->tasklet = eventOS_event_handler_create(&thread_tasklet_main,
00429                         ARM_LIB_TASKLET_INIT_EVENT);
00430         if (thread_tasklet_data_ptr->tasklet < 0) {
00431             // -1 handler already used by other tasklet
00432             // -2 memory allocation failure
00433             return thread_tasklet_data_ptr->tasklet;
00434         }
00435 
00436         ns_event_loop_thread_start();
00437     } else {
00438         thread_tasklet_data_ptr->tasklet = tasklet;
00439         mesh_system_send_connect_event(thread_tasklet_data_ptr->tasklet);
00440     }
00441 
00442     return thread_tasklet_data_ptr->tasklet;
00443 }
00444 
00445 int8_t thread_tasklet_disconnect(bool send_cb)
00446 {
00447     int8_t status = -1;
00448     // check that module is initialized
00449     if (thread_tasklet_data_ptr != NULL) {
00450         if (thread_tasklet_data_ptr->nwk_if_id != INVALID_INTERFACE_ID) {
00451             status = arm_nwk_interface_down(thread_tasklet_data_ptr->nwk_if_id);
00452             thread_tasklet_data_ptr->nwk_if_id = INVALID_INTERFACE_ID;
00453             if (send_cb == true) {
00454                 thread_tasklet_network_state_changed(MESH_DISCONNECTED);
00455             }
00456         }
00457 
00458         // Clear callback, it will be set again in next connect
00459         thread_tasklet_data_ptr->mesh_api_cb = NULL;
00460         // Cancel the callback timeout
00461         eventOS_timeout_cancel(thread_tasklet_data_ptr->poll_network_status_timeout);
00462     }
00463     return status;
00464 }
00465 
00466 void thread_tasklet_init(void)
00467 {
00468     if (thread_tasklet_data_ptr == NULL) {
00469         thread_tasklet_data_ptr = ns_dyn_mem_alloc(sizeof(thread_tasklet_data_str_t));
00470         memset(thread_tasklet_data_ptr, 0, sizeof(thread_tasklet_data_str_t));
00471         thread_tasklet_data_ptr->tasklet_state = TASKLET_STATE_CREATED;
00472         thread_tasklet_data_ptr->nwk_if_id = INVALID_INTERFACE_ID;
00473     }
00474 }
00475 
00476 int8_t thread_tasklet_network_init(int8_t device_id)
00477 {
00478     // TODO, read interface name from configuration
00479     mac_description_storage_size_t storage_sizes;
00480     storage_sizes.device_decription_table_size = 32;
00481     storage_sizes.key_description_table_size = 6;
00482     storage_sizes.key_lookup_size = 1;
00483     storage_sizes.key_usage_size = 3;
00484     mac_api_t *api = ns_sw_mac_create(device_id, &storage_sizes);
00485     return arm_nwk_interface_lowpan_init(api, INTERFACE_NAME);
00486 }
00487 
00488 void thread_tasklet_device_eui64_set(const uint8_t *eui64)
00489 {
00490     memcpy(device_configuration.eui64, eui64, 8);
00491 }
00492 
00493 uint8_t thread_tasklet_device_pskd_set(const char *pskd)
00494 {
00495     int len = strlen(pskd);
00496     if(len < 6 || len > 32) {
00497         return MESH_ERROR_PARAM;
00498     }
00499     char *dyn_buf = ns_dyn_mem_alloc(strlen(pskd)+1);
00500     if (!dyn_buf) {
00501         return MESH_ERROR_MEMORY;
00502     }
00503     strcpy(dyn_buf, pskd);
00504     ns_dyn_mem_free(device_configuration.PSKd_ptr);
00505     device_configuration.PSKd_ptr = (uint8_t*)dyn_buf;
00506     device_configuration.PSKd_len = strlen(pskd);
00507     return 0;
00508 }
00509 
00510 
00511 int8_t thread_tasklet_data_poll_rate_set(uint32_t timeout)
00512 {
00513     int8_t status = -1;
00514     if (thread_tasklet_data_ptr) {
00515         if (timeout != 0) {
00516             status = arm_nwk_host_mode_set(thread_tasklet_data_ptr->nwk_if_id, NET_HOST_SLOW_POLL_MODE, timeout);
00517         } else {
00518             status = arm_nwk_host_mode_set(thread_tasklet_data_ptr->nwk_if_id, NET_HOST_RX_ON_IDLE, timeout);
00519         }
00520     }
00521 
00522     return status;
00523 }