/* * Copyright (c) 2018-2021, Pelion and affiliates. * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include #include "nsconfig.h" #include "ns_types.h" #include "ns_trace.h" #include "randLIB.h" #include "common_functions.h" #include #include #include "Common_Protocols/icmpv6.h" #include "mac_common_defines.h" #include "net_interface.h" #include "eventOS_event.h" #include "6LoWPAN/MAC/mpx_api.h" #include "6LoWPAN/ws/ws_config.h" #include "6LoWPAN/ws/ws_common_defines.h" #include "6LoWPAN/ws/ws_llc.h" #include "6LoWPAN/ws/ws_common.h" #include "6LoWPAN/ws/ws_bootstrap.h" #include "6LoWPAN/ws/ws_bootstrap_6lbr.h" #include "6LoWPAN/ws/ws_bootstrap_ffn.h" #include "6LoWPAN/ws/ws_bootstrap_lfn.h" #include "6LoWPAN/ws/ws_bbr_api_internal.h" #include "6LoWPAN/ws/ws_pae_controller.h" #include "6LoWPAN/ws/ws_cfg_settings.h" #include "6LoWPAN/ws/ws_stats.h" #include "6LoWPAN/ws/ws_ie_lib.h" #include "6LoWPAN/ws/ws_phy.h" #include "Service_Libs/etx/etx.h" #include "Service_Libs/mac_neighbor_table/mac_neighbor_table.h" #include "Service_Libs/blacklist/blacklist.h" #include "RPL/rpl_protocol.h" #include "RPL/rpl_control.h" #include "ws_management_api.h" #include "mac_api.h" #ifdef HAVE_WS #define TRACE_GROUP "wscm" // estimated sensitivity -93 dbm converted to Wi-SUN RSL range // This provides a range of -174 (0) to +80 (254) dBm uint8_t DEVICE_MIN_SENS = 174 - 93; uint16_t test_max_child_count_override = 0xffff; static int8_t ws_disable_channels_in_range(uint32_t *channel_mask, uint16_t number_of_channels, uint16_t range_start, uint16_t range_stop) { for (uint16_t i = 0; i < number_of_channels; i++) { if (i >= range_start && i <= range_stop) { channel_mask[i / 32] &= ~(1U << (i % 32)); } } return 0; } int8_t ws_common_generate_channel_list(uint32_t *channel_mask, uint16_t number_of_channels, uint8_t regulatory_domain, uint8_t operating_class, uint8_t channel_plan_id) { // Clear channel mask for (uint8_t i = 0; i < 8; i++) { channel_mask[i] = 0; } // Enable all channels for (uint16_t i = 0; i < number_of_channels; i++) { channel_mask[i / 32] |= 1U << (i % 32); } // Disable unsupported channels per regional frequency bands if (regulatory_domain == REG_DOMAIN_BZ) { if (channel_plan_id == 255) { if (operating_class == 1) { ws_disable_channels_in_range(channel_mask, number_of_channels, 26, 64); } else if (operating_class == 2) { ws_disable_channels_in_range(channel_mask, number_of_channels, 12, 32); } else if (operating_class == 3) { ws_disable_channels_in_range(channel_mask, number_of_channels, 7, 21); } } else { if (channel_plan_id == 1) { ws_disable_channels_in_range(channel_mask, number_of_channels, 26, 64); } else if (channel_plan_id == 2) { ws_disable_channels_in_range(channel_mask, number_of_channels, 12, 32); } else if (channel_plan_id == 5) { ws_disable_channels_in_range(channel_mask, number_of_channels, 3, 10); } } } else if (regulatory_domain == REG_DOMAIN_EU) { if (channel_plan_id == 32) { ws_disable_channels_in_range(channel_mask, number_of_channels, 55, 56); ws_disable_channels_in_range(channel_mask, number_of_channels, 61, 63); ws_disable_channels_in_range(channel_mask, number_of_channels, 65, 66); } else if (channel_plan_id == 33) { ws_disable_channels_in_range(channel_mask, number_of_channels, 27, 28); ws_disable_channels_in_range(channel_mask, number_of_channels, 30, 33); } else if (channel_plan_id == 36) { ws_disable_channels_in_range(channel_mask, number_of_channels, 55, 56); ws_disable_channels_in_range(channel_mask, number_of_channels, 61, 63); ws_disable_channels_in_range(channel_mask, number_of_channels, 65, 66); } else if (channel_plan_id == 37) { ws_disable_channels_in_range(channel_mask, number_of_channels, 27, 28); ws_disable_channels_in_range(channel_mask, number_of_channels, 30, 33); } } return 0; } uint16_t ws_common_active_channel_count(uint32_t *channel_mask, uint16_t number_of_channels) { uint16_t active_channels = 0; // Set channel maks outside excluded channels for (uint16_t i = 0; i < number_of_channels; i++) { if (channel_mask[i / 32] & (1U << (i % 32))) { active_channels++; } } return active_channels; } int8_t ws_common_regulatory_domain_config(protocol_interface_info_entry_t *cur, ws_hopping_schedule_t *hopping_schdule) { (void)cur; if (ws_common_datarate_get_from_phy_mode(hopping_schdule->phy_mode_id, hopping_schdule->operating_mode) == 0) { //Unsupported operation mode return -1; } // Validate PHY mode ID if (hopping_schdule->phy_mode_id != 255) { uint8_t phy_mode_id = hopping_schdule->phy_mode_id; uint8_t phy_type = phy_mode_id >> 4; uint8_t phy_mode = phy_mode_id & 0x0f; // Invalid PHY type if (phy_type > 5) { return -1; } // Invalid OFDM mode if (phy_type >= 2 && phy_mode > 6) { return -1; } if (M_OFDM == ws_phy_get_modulation_using_phy_mode_id(phy_mode_id)) { // Validate OFDM configurations if (!ws_phy_get_datarate_using_phy_mode_id(phy_mode_id) || !ws_phy_get_ofdm_option_using_phy_mode_id(phy_mode_id) || !ws_phy_get_ofdm_mcs_using_phy_mode_id(phy_mode_id)) { //Unsupported PHY mode return -1; } } else if (M_UNDEFINED == ws_phy_get_modulation_using_phy_mode_id(phy_mode_id)) { // Invalid PHY mode ID return -1; } } hopping_schdule->channel_plan = 0; if (hopping_schdule->regulatory_domain == REG_DOMAIN_KR) { if (hopping_schdule->operating_class == 1) { hopping_schdule->ch0_freq = 9171; hopping_schdule->channel_spacing = CHANNEL_SPACING_200; } else if (hopping_schdule->operating_class == 2) { hopping_schdule->ch0_freq = 9173; hopping_schdule->channel_spacing = CHANNEL_SPACING_400; } else { return -1; } } else if (hopping_schdule->regulatory_domain == REG_DOMAIN_EU) { if (hopping_schdule->channel_plan_id == 255) { if (hopping_schdule->operating_class == 1) { hopping_schdule->ch0_freq = 8631; hopping_schdule->channel_spacing = CHANNEL_SPACING_100; } else if (hopping_schdule->operating_class == 2) { hopping_schdule->ch0_freq = 8631; hopping_schdule->channel_spacing = CHANNEL_SPACING_200; } else if (hopping_schdule->operating_class == 3) { hopping_schdule->ch0_freq = 8701; hopping_schdule->channel_spacing = CHANNEL_SPACING_100; } else if (hopping_schdule->operating_class == 4) { hopping_schdule->ch0_freq = 8702; hopping_schdule->channel_spacing = CHANNEL_SPACING_200; } else { return -1; } } else { if (hopping_schdule->channel_plan_id == 32) { hopping_schdule->ch0_freq = 8631; hopping_schdule->channel_spacing = CHANNEL_SPACING_100; } else if (hopping_schdule->channel_plan_id == 33) { hopping_schdule->ch0_freq = 8631; hopping_schdule->channel_spacing = CHANNEL_SPACING_200; } else if (hopping_schdule->channel_plan_id == 34) { hopping_schdule->ch0_freq = 8701; hopping_schdule->channel_spacing = CHANNEL_SPACING_100; } else if (hopping_schdule->channel_plan_id == 35) { hopping_schdule->ch0_freq = 8702; hopping_schdule->channel_spacing = CHANNEL_SPACING_200; } else if (hopping_schdule->channel_plan_id == 36) { hopping_schdule->ch0_freq = 8631; hopping_schdule->channel_spacing = CHANNEL_SPACING_100; } else if (hopping_schdule->channel_plan_id == 37) { hopping_schdule->ch0_freq = 8631; hopping_schdule->channel_spacing = CHANNEL_SPACING_200; } else { return -1; } } } else if (hopping_schdule->regulatory_domain == REG_DOMAIN_IN) { if (hopping_schdule->operating_class == 1) { hopping_schdule->ch0_freq = 8651; hopping_schdule->channel_spacing = CHANNEL_SPACING_100; } else if (hopping_schdule->operating_class == 2) { hopping_schdule->ch0_freq = 8651; hopping_schdule->channel_spacing = CHANNEL_SPACING_200; } else { return -1; } } else if (hopping_schdule->regulatory_domain == REG_DOMAIN_NA) { if (hopping_schdule->channel_plan_id == 255) { if (hopping_schdule->operating_class == 1) { hopping_schdule->ch0_freq = 9022; hopping_schdule->channel_spacing = CHANNEL_SPACING_200; } else if (hopping_schdule->operating_class == 2) { hopping_schdule->ch0_freq = 9024; hopping_schdule->channel_spacing = CHANNEL_SPACING_400; } else if (hopping_schdule->operating_class == 3) { hopping_schdule->ch0_freq = 9026; hopping_schdule->channel_spacing = CHANNEL_SPACING_600; } else { return -1; } } else { if (hopping_schdule->channel_plan_id == 1) { hopping_schdule->ch0_freq = 9022; hopping_schdule->channel_spacing = CHANNEL_SPACING_200; } else if (hopping_schdule->channel_plan_id == 2) { hopping_schdule->ch0_freq = 9024; hopping_schdule->channel_spacing = CHANNEL_SPACING_400; } else if (hopping_schdule->channel_plan_id == 5) { hopping_schdule->ch0_freq = 9032; hopping_schdule->channel_spacing = CHANNEL_SPACING_1200; } else { return -1; } } } else if (hopping_schdule->regulatory_domain == REG_DOMAIN_BZ) { if (hopping_schdule->channel_plan_id == 255) { if (hopping_schdule->operating_class == 1) { hopping_schdule->ch0_freq = 9022; hopping_schdule->channel_spacing = CHANNEL_SPACING_200; } else if (hopping_schdule->operating_class == 2) { hopping_schdule->ch0_freq = 9024; hopping_schdule->channel_spacing = CHANNEL_SPACING_400; } else if (hopping_schdule->operating_class == 3) { hopping_schdule->ch0_freq = 9026; hopping_schdule->channel_spacing = CHANNEL_SPACING_600; } else { return -1; } } else { if (hopping_schdule->channel_plan_id == 1) { hopping_schdule->ch0_freq = 9022; hopping_schdule->channel_spacing = CHANNEL_SPACING_200; } else if (hopping_schdule->channel_plan_id == 2) { hopping_schdule->ch0_freq = 9024; hopping_schdule->channel_spacing = CHANNEL_SPACING_400; } else if (hopping_schdule->channel_plan_id == 5) { hopping_schdule->ch0_freq = 9032; hopping_schdule->channel_spacing = CHANNEL_SPACING_1200; } else { return -1; } } } else if (hopping_schdule->regulatory_domain == REG_DOMAIN_JP) { if (hopping_schdule->operating_class == 1) { hopping_schdule->ch0_freq = 9206; hopping_schdule->channel_spacing = CHANNEL_SPACING_200; } else if (hopping_schdule->operating_class == 2) { hopping_schdule->ch0_freq = 9209; hopping_schdule->channel_spacing = CHANNEL_SPACING_400; } else if (hopping_schdule->operating_class == 3) { hopping_schdule->ch0_freq = 9208; hopping_schdule->channel_spacing = CHANNEL_SPACING_600; } else { return -1; } } else if (hopping_schdule->regulatory_domain == REG_DOMAIN_WW) { if (hopping_schdule->operating_class == 1) { hopping_schdule->ch0_freq = 24002; hopping_schdule->channel_spacing = CHANNEL_SPACING_200; } else if (hopping_schdule->operating_class == 2) { hopping_schdule->ch0_freq = 24004; hopping_schdule->channel_spacing = CHANNEL_SPACING_400; } else { return -1; } } else { return -1; } hopping_schdule->number_of_channels = (uint8_t)ws_common_channel_number_calc(hopping_schdule->regulatory_domain, hopping_schdule->operating_class, hopping_schdule->channel_plan_id); if (!hopping_schdule->number_of_channels) { return -1; } return 0; } uint16_t ws_common_channel_number_calc(uint8_t regulatory_domain, uint8_t operating_class, uint8_t channel_plan_id) { if (regulatory_domain == REG_DOMAIN_KR) { if (operating_class == 1) { return 32; } else if (operating_class == 2) { return 16; } } else if (regulatory_domain == REG_DOMAIN_EU) { if (channel_plan_id == 255) { channel_plan_id = ws_phy_convert_operating_class_to_channel_plan_id(operating_class, regulatory_domain); } return ws_phy_get_number_of_channels_using_channel_plan_id(channel_plan_id); } else if (regulatory_domain == REG_DOMAIN_IN) { if (operating_class == 1) { return 19; } else if (operating_class == 2) { return 10; } } else if (regulatory_domain == REG_DOMAIN_NA) { if (channel_plan_id == 255) { channel_plan_id = ws_phy_convert_operating_class_to_channel_plan_id(operating_class, regulatory_domain); } return ws_phy_get_number_of_channels_using_channel_plan_id(channel_plan_id); } else if (regulatory_domain == REG_DOMAIN_JP) { if (operating_class == 1) { return 38; } else if (operating_class == 2) { return 18; } else if (operating_class == 3) { return 12; } } else if (regulatory_domain == REG_DOMAIN_BZ) { if (channel_plan_id == 255) { channel_plan_id = ws_phy_convert_operating_class_to_channel_plan_id(operating_class, regulatory_domain); } return ws_phy_get_number_of_channels_using_channel_plan_id(channel_plan_id); } else if (regulatory_domain == REG_DOMAIN_WW) { if (operating_class == 1) { // TODO we dont support this yet, but it is used as test value return 416; } else if (operating_class == 2) { return 207; } } return 0; } int8_t ws_common_allocate_and_init(protocol_interface_info_entry_t *cur) { if (!cur->ws_info) { cur->ws_info = ns_dyn_mem_alloc(sizeof(ws_info_t)); } if (!cur->ws_info) { return -1; } memset(cur->ws_info, 0, sizeof(ws_info_t)); ns_list_init(&cur->ws_info->active_nud_process); ns_list_init(&cur->ws_info->free_nud_entries); ns_list_init(&cur->ws_info->parent_list_free); ns_list_init(&cur->ws_info->parent_list_reserved); cur->ws_info->version = test_pan_version; cur->ws_info->network_pan_id = 0xffff; cur->ws_info->pan_information.use_parent_bs = true; cur->ws_info->pan_information.rpl_routing_method = true; cur->ws_info->pan_information.pan_version_set = false; cur->ws_info->pan_information.version = WS_FAN_VERSION_1_0; cur->ws_info->pending_key_index_info.state = NO_PENDING_PROCESS; cur->ws_info->hopping_schdule.regulatory_domain = REG_DOMAIN_EU; cur->ws_info->hopping_schdule.operating_mode = OPERATING_MODE_3; cur->ws_info->hopping_schdule.operating_class = 2; // Clock drift value 255 indicates that information is not provided cur->ws_info->hopping_schdule.clock_drift = 255; // Timing accuracy is given from 0 to 2.55msec with 10usec resolution cur->ws_info->hopping_schdule.timing_accurancy = 100; ws_common_regulatory_domain_config(cur, &cur->ws_info->hopping_schdule); cur->ws_info->pending_key_index_info.state = NO_PENDING_PROCESS; // initialize for FAN 1.1 defaults if (ws_version_1_1(cur)) { cur->ws_info->pan_information.version = WS_FAN_VERSION_1_1; } return 0; } int ws_common_init(int8_t interface_id, net_6lowpan_mode_e bootstrap_mode) { return ws_bootstrap_init(interface_id, bootstrap_mode); } void ws_common_state_machine(protocol_interface_info_entry_t *cur) { if (wisun_mode_host(cur)) { // Configure for LFN device ws_bootstrap_lfn_state_machine(cur); } else if (wisun_mode_router(cur)) { // Configure FFN device ws_bootstrap_ffn_state_machine(cur); } else if (wisun_mode_border_router(cur)) { // Configure as Border router ws_bootstrap_6lbr_state_machine(cur); } } void ws_common_seconds_timer(protocol_interface_info_entry_t *cur, uint32_t seconds) { ws_bbr_seconds_timer(cur, seconds); ws_bootstrap_seconds_timer(cur, seconds); ws_bootstrap_6lbr_seconds_timer(cur, seconds); ws_bootstrap_ffn_seconds_timer(cur, seconds); ws_bootstrap_lfn_seconds_timer(cur, seconds); blacklist_ttl_update(seconds); } void ws_common_fast_timer(protocol_interface_info_entry_t *cur, uint16_t ticks) { ws_bootstrap_trickle_timer(cur, ticks); ws_nud_active_timer(cur, ticks); ws_llc_fast_timer(cur, ticks); } void ws_common_create_ll_address(uint8_t *ll_address, const uint8_t *mac64) { memcpy(ll_address, ADDR_LINK_LOCAL_PREFIX, 8); memcpy(ll_address + 8, mac64, 8); ll_address[8] ^= 2; } void ws_common_neighbor_update(protocol_interface_info_entry_t *cur, const uint8_t *ll_address) { //Neighbor connectected update mac_neighbor_table_entry_t *mac_neighbor = mac_neighbor_entry_get_by_ll64(mac_neighbor_info(cur), ll_address, false, NULL); if (mac_neighbor) { ws_nud_entry_remove_active(cur, mac_neighbor); } } void ws_common_black_list_neighbour(const uint8_t *ll_address, uint8_t nd_status) { if (nd_status == ARO_FULL) { blacklist_update(ll_address, false); } } void ws_common_aro_failure(protocol_interface_info_entry_t *cur, const uint8_t *ll_address) { tr_warn("ARO registration Failure %s", trace_ipv6(ll_address)); ws_bootstrap_aro_failure(cur, ll_address); } void ws_common_neighbor_remove(protocol_interface_info_entry_t *cur, const uint8_t *ll_address) { tr_debug("neighbor remove %s", trace_ipv6(ll_address)); ws_bootstrap_neighbor_remove(cur, ll_address); } uint8_t ws_common_temporary_entry_size(uint8_t mac_table_size) { if (mac_table_size >= 128) { return (WS_RPL_CANDIDATE_PARENT_COUNT + WS_LARGE_TEMPORARY_NEIGHBOUR_ENTRIES); } else if (mac_table_size >= 64) { return (WS_RPL_CANDIDATE_PARENT_COUNT + WS_MEDIUM_TEMPORARY_NEIGHBOUR_ENTRIES); } else { return (WS_RPL_CANDIDATE_PARENT_COUNT + WS_SMALL_TEMPORARY_NEIGHBOUR_ENTRIES); } } static void ws_common_neighbour_address_reg_link_update(protocol_interface_info_entry_t *interface, const uint8_t *eui64, uint32_t link_lifetime) { if (link_lifetime > WS_NEIGHBOR_LINK_TIMEOUT) { link_lifetime = WS_NEIGHBOR_LINK_TIMEOUT; } /* * ARO registration from child can update the link timeout so we don't need to send extra NUD if ARO received */ mac_neighbor_table_entry_t *mac_neighbor = mac_neighbor_entry_get_by_mac64(mac_neighbor_info(interface), eui64, false, false); if (mac_neighbor) { if (mac_neighbor->link_lifetime < link_lifetime) { //Set Stable timeout for temporary entry here if (link_lifetime > WS_NEIGHBOUR_TEMPORARY_NEIGH_MAX_LIFETIME && mac_neighbor->link_lifetime < WS_NEIGHBOUR_TEMPORARY_NEIGH_MAX_LIFETIME) { tr_info("Added new neighbor %s : index:%u", trace_array(eui64, 8), mac_neighbor->index); } mac_neighbor->link_lifetime = WS_NEIGHBOR_LINK_TIMEOUT; } //Refresh mac_neighbor->lifetime = mac_neighbor->link_lifetime; } } uint8_t ws_common_allow_child_registration(protocol_interface_info_entry_t *interface, const uint8_t *eui64, uint16_t aro_timeout) { uint8_t child_count = 0; uint8_t max_child_count = mac_neighbor_info(interface)->list_total_size - ws_common_temporary_entry_size(mac_neighbor_info(interface)->list_total_size); if (aro_timeout == 0) { //DeRegister Address Reg return ARO_SUCCESS; } uint32_t link_lifetime = (aro_timeout * 60) + 1; // Test API to limit child count if (test_max_child_count_override != 0xffff) { max_child_count = test_max_child_count_override; } //Validate Is EUI64 already allocated for any address if (ipv6_neighbour_has_registered_by_eui64(&interface->ipv6_neighbour_cache, eui64)) { ws_common_neighbour_address_reg_link_update(interface, eui64, link_lifetime); tr_info("Child registration from old child"); return ARO_SUCCESS; } //Verify that we have Selected Parent if (interface->bootsrap_mode != ARM_NWK_BOOTSRAP_MODE_6LoWPAN_BORDER_ROUTER && !rpl_control_parent_candidate_list_size(interface, true)) { tr_info("Do not accept new ARO child: no selected parent"); return ARO_TOPOLOGICALLY_INCORRECT; } ns_list_foreach_safe(mac_neighbor_table_entry_t, cur, &mac_neighbor_info(interface)->neighbour_list) { if (ipv6_neighbour_has_registered_by_eui64(&interface->ipv6_neighbour_cache, cur->mac64)) { child_count++; } } if (child_count >= max_child_count) { tr_warn("Child registration not allowed %d/%d, max:%d", child_count, max_child_count, mac_neighbor_info(interface)->list_total_size); return ARO_FULL; } ws_common_neighbour_address_reg_link_update(interface, eui64, link_lifetime); tr_info("Child registration allowed %d/%d, max:%d", child_count, max_child_count, mac_neighbor_info(interface)->list_total_size); ws_stats_update(interface, STATS_WS_CHILD_ADD, 1); return ARO_SUCCESS; } bool ws_common_negative_aro_mark(protocol_interface_info_entry_t *interface, const uint8_t *eui64) { mac_neighbor_table_entry_t *neighbour = mac_neighbor_table_address_discover(mac_neighbor_info(interface), eui64, ADDR_802_15_4_LONG); if (!neighbour) { return false; } ws_bootstrap_mac_neighbor_short_time_set(interface, eui64, WS_NEIGHBOUR_TEMPORARY_NEIGH_MAX_LIFETIME); return true; } uint32_t ws_common_latency_estimate_get(protocol_interface_info_entry_t *cur) { uint32_t latency = 0; if (ws_cfg_network_config_get(cur) <= CONFIG_SMALL) { // Also has the certificate settings latency = 5000; } else if (ws_cfg_network_config_get(cur) <= CONFIG_MEDIUM) { latency = 10000; } else if (ws_cfg_network_config_get(cur) <= CONFIG_LARGE) { latency = 20000; } else { latency = 30000; } return latency; } uint32_t ws_common_datarate_get_from_phy_mode(uint8_t phy_mode_id, uint8_t operating_mode) { if (phy_mode_id == 255) { phy_mode_id = ws_phy_convert_operating_mode_to_phy_mode_id(operating_mode); } return ws_phy_get_datarate_using_phy_mode_id(phy_mode_id); } uint32_t ws_common_datarate_get(protocol_interface_info_entry_t *cur) { return ws_common_datarate_get_from_phy_mode(cur->ws_info->hopping_schdule.phy_mode_id, cur->ws_info->hopping_schdule.operating_mode); } uint32_t ws_common_usable_application_datarate_get(protocol_interface_info_entry_t *cur) { /* Usable data rate is a available data rate when removed ACK and wait times required to send a packet * * Estimated to be around 70% with following assumptions with 150kbs data rate * Average ACK size 48 bytes * Average tACK 2ms * Average CCA check time + processing 7ms * Delays in bytes with 150kbs data rate 168 + 48 bytes for ACK 216 bytes * Usable data rate is 1 - 216/(216 + 500) about 70% */ return 70 * ws_common_datarate_get_from_phy_mode(cur->ws_info->hopping_schdule.phy_mode_id, cur->ws_info->hopping_schdule.operating_mode) / 100; } uint32_t ws_common_network_size_estimate_get(protocol_interface_info_entry_t *cur) { uint32_t network_size_estimate = 100; if ((cur->ws_info->cfg->gen.network_size != NETWORK_SIZE_AUTOMATIC) && (cur->ws_info->cfg->gen.network_size != NETWORK_SIZE_CERTIFICATE)) { network_size_estimate = cur->ws_info->cfg->gen.network_size * 100; } return network_size_estimate; } uint32_t ws_common_connected_time_get(protocol_interface_info_entry_t *cur) { if (!ws_info(cur)) { return 0; } if (cur->ws_info->connected_time == 0) { // We are not connected return 0; } return cur->ws_info->uptime - cur->ws_info->connected_time; } uint32_t ws_common_authentication_time_get(protocol_interface_info_entry_t *cur) { if (!ws_info(cur)) { return 0; } if (cur->ws_info->authentication_time == 0) { // Authentication was not done when joined to network so time is not known return 0; } return cur->ws_info->uptime - cur->ws_info->authentication_time; } void ws_common_primary_parent_update(protocol_interface_info_entry_t *interface, mac_neighbor_table_entry_t *neighbor) { ws_bootstrap_primary_parent_update(interface, neighbor); } void ws_common_secondary_parent_update(protocol_interface_info_entry_t *interface) { ws_bootstrap_secondary_parent_update(interface); } void ws_common_border_router_alive_update(protocol_interface_info_entry_t *interface) { if (interface->bootsrap_mode == ARM_NWK_BOOTSRAP_MODE_6LoWPAN_BORDER_ROUTER) { return; } // After successful DAO ACK connection to border router is verified interface->ws_info->pan_timeout_timer = interface->ws_info->cfg->timing.pan_timeout; } fhss_ws_configuration_t ws_common_get_current_fhss_configuration(protocol_interface_info_entry_t *cur) { fhss_ws_configuration_t fhss_configuration; memset(&fhss_configuration, 0, sizeof(fhss_ws_configuration_t)); if (ns_fhss_ws_configuration_get(cur->ws_info->fhss_api)) { memcpy(&fhss_configuration, ns_fhss_ws_configuration_get(cur->ws_info->fhss_api), sizeof(fhss_ws_configuration_t)); } else { tr_error("FHSS configuration could not be read"); } return fhss_configuration; } #endif // HAVE_WS