mirror of
https://github.com/bluekitchen/btstack.git
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mesh: move advertising with network or node id to mesh_proxy
This commit is contained in:
Matthias Ringwald
parent
e89cad5737
commit
68bd3dd63e
@ -19,7 +19,13 @@
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#define ENABLE_LOG_ERROR
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#define ENABLE_LOG_INFO
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#define ENABLE_MICRO_ECC_P256
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// Mesh Config
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// #define ENABLE_MESH_ADV_BEARER
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#define ENABLE_MESH_GATT_BEARER
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// #define ENABLE_MESH_PB_ADV
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#define ENABLE_MESH_PB_GATT
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#define ENABLE_MESH_PROXY_SERVER
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#define ENABLE_MESH
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#define ENABLE_MESH_PROVISIONER
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114
test/mesh/mesh.c
114
test/mesh/mesh.c
@ -57,16 +57,11 @@
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#include "mesh_generic_server.h"
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#include "mesh_access.h"
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#include "mesh_virtual_addresses.h"
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#include "mesh_proxy.h"
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#include "mesh.h"
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#include "btstack.h"
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#include "btstack_tlv.h"
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// #define ENABLE_MESH_ADV_BEARER
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// #define ENABLE_MESH_PB_ADV
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#define ENABLE_MESH_PROXY_SERVER
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#define ENABLE_MESH_PB_GATT
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#define BEACON_TYPE_SECURE_NETWORK 1
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#define PTS_DEFAULT_TTL 10
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@ -124,110 +119,6 @@ static void mesh_print_hex(const char * name, const uint8_t * data, uint16_t len
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// printf("%20s: 0x%x", name, (int) value);
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// }
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#ifdef ENABLE_MESH_PROXY_SERVER
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// we only support a single active node id advertisement. when new one is started, an active one is stopped
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#define MESH_PROXY_NODE_ID_ADVERTISEMENT_TIMEOUT_MS 60000
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static btstack_timer_source_t mesh_proxy_node_id_timer;
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static btstack_crypto_random_t mesh_proxy_node_id_crypto_request_random;
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static btstack_crypto_aes128_t mesh_proxy_node_id_crypto_request_aes128;
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static uint8_t mesh_proxy_node_id_plaintext[16];
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static uint8_t mesh_proxy_node_id_hash[16];
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static uint8_t mesh_proxy_node_id_random_value[8];
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static const uint8_t adv_data_with_node_identity_template[] = {
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// Flags general discoverable, BR/EDR not supported
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0x02, BLUETOOTH_DATA_TYPE_FLAGS, 0x06,
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// 16-bit Service UUIDs
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0x03, BLUETOOTH_DATA_TYPE_COMPLETE_LIST_OF_16_BIT_SERVICE_CLASS_UUIDS, ORG_BLUETOOTH_SERVICE_MESH_PROXY & 0xff, ORG_BLUETOOTH_SERVICE_MESH_PROXY >> 8,
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// Service Data
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0x14, BLUETOOTH_DATA_TYPE_SERVICE_DATA, ORG_BLUETOOTH_SERVICE_MESH_PROXY & 0xff, ORG_BLUETOOTH_SERVICE_MESH_PROXY >> 8,
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// MESH_IDENTIFICATION_NODE_IDENTIFY_TYPE
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MESH_IDENTIFICATION_NODE_IDENTIFY_TYPE,
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// Hash - 8 bytes
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// Random - 8 bytes
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};
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static void mesh_proxy_start_advertising_with_network_id(void){
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mesh_network_key_iterator_t it;
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mesh_network_key_iterator_init(&it);
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while (mesh_network_key_iterator_has_more(&it)){
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mesh_network_key_t * network_key = mesh_network_key_iterator_get_next(&it);
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log_info("Proxy start advertising with network id, netkey index %04x", network_key->netkey_index);
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adv_bearer_advertisements_add_item(&network_key->advertisement_with_network_id);
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}
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adv_bearer_advertisements_enable(1);
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}
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static void mesh_proxy_stop_advertising_with_network_id(void){
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mesh_network_key_iterator_t it;
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mesh_network_key_iterator_init(&it);
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while (mesh_network_key_iterator_has_more(&it)){
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mesh_network_key_t * network_key = mesh_network_key_iterator_get_next(&it);
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log_info("Proxy stop advertising with network id, netkey index %04x", network_key->netkey_index);
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adv_bearer_advertisements_remove_item(&network_key->advertisement_with_network_id);
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}
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}
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static void mesh_proxy_stop_all_advertising_with_node_id(void){
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mesh_network_key_iterator_t it;
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mesh_network_key_iterator_init(&it);
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while (mesh_network_key_iterator_has_more(&it)){
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mesh_network_key_t * network_key = mesh_network_key_iterator_get_next(&it);
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if (network_key->node_id_advertisement_running != 0){
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adv_bearer_advertisements_remove_item(&network_key->advertisement_with_network_id);
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btstack_run_loop_remove_timer(&mesh_proxy_node_id_timer);
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network_key->node_id_advertisement_running = 0;
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}
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}
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}
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static void mesh_proxy_node_id_timeout_handler(btstack_timer_source_t * ts){
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UNUSED(ts);
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mesh_proxy_stop_all_advertising_with_node_id();
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}
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static void mesh_proxy_node_id_handle_get_aes128(void * arg){
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UNUSED(arg);
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memcpy(connectable_advertisement_item.adv_data, adv_data_with_node_identity_template, 12);
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memcpy(&connectable_advertisement_item.adv_data[12], &mesh_proxy_node_id_hash[8], 8);
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memcpy(&connectable_advertisement_item.adv_data[20], mesh_proxy_node_id_random_value, 8);
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// setup advertisements
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adv_bearer_advertisements_add_item(&connectable_advertisement_item);
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adv_bearer_advertisements_enable(1);
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// set timer
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btstack_run_loop_set_timer_handler(&mesh_proxy_node_id_timer, mesh_proxy_node_id_timeout_handler);
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btstack_run_loop_set_timer(&mesh_proxy_node_id_timer, MESH_PROXY_NODE_ID_ADVERTISEMENT_TIMEOUT_MS);
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btstack_run_loop_add_timer(&mesh_proxy_node_id_timer);
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}
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static void mesh_proxy_node_id_handle_random(void * arg){
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// Hash = e(IdentityKey, Padding | Random | Address) mod 2^64
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memset(mesh_proxy_node_id_plaintext, 0, sizeof(mesh_proxy_node_id_plaintext));
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memcpy(&mesh_proxy_node_id_plaintext[6] , mesh_proxy_node_id_random_value, 8);
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big_endian_store_16(mesh_proxy_node_id_plaintext, 14, primary_element_address);
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btstack_crypto_aes128_encrypt(&mesh_proxy_node_id_crypto_request_aes128,identity_key, mesh_proxy_node_id_plaintext, mesh_proxy_node_id_hash, mesh_proxy_node_id_handle_get_aes128, NULL);
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}
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static void mesh_proxy_start_advertising_with_node_id(uint16_t netkey_index){
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mesh_proxy_stop_all_advertising_with_node_id();
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log_info("Proxy start advertising with node id, netkey index %04x", netkey_index);
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// setup node id
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btstack_crypto_random_generate(&mesh_proxy_node_id_crypto_request_random, mesh_proxy_node_id_random_value, sizeof(mesh_proxy_node_id_random_value), mesh_proxy_node_id_handle_random, NULL);
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}
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static void mesh_proxy_stop_advertising_with_node_id(uint16_t netkey_index){
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UNUSED(netkey_index);
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log_info("Proxy stop advertising with node id, netkey index %04x", netkey_index);
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mesh_proxy_stop_all_advertising_with_node_id();
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}
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#endif
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static void mesh_provisioning_dump(const mesh_provisioning_data_t * data){
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printf("UnicastAddr: 0x%02x\n", data->unicast_address);
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printf("IV Index: 0x%08x\n", data->iv_index);
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@ -306,6 +197,9 @@ static void mesh_setup_from_provisioning_data(const mesh_provisioning_data_t * p
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// Mesh Proxy
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#ifdef ENABLE_MESH_PROXY_SERVER
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// Setup Proxy
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mesh_proxy_init(provisioning_data->unicast_address, provisioning_data->identity_key);
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printf("Advertise Mesh Proxy Service with Network ID\n");
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mesh_proxy_start_advertising_with_network_id();
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#endif
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@ -37,4 +37,156 @@
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#define __BTSTACK_FILE__ "mesh_proxy.c"
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#include <string.h>
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#include "ble/mesh/adv_bearer.h"
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#include "ble/mesh/mesh_crypto.h"
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#include "bluetooth_company_id.h"
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#include "bluetooth_data_types.h"
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#include "bluetooth_gatt.h"
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#include "btstack_config.h"
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#include "btstack_crypto.h"
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#include "btstack_debug.h"
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#include "btstack_run_loop.h"
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#include "btstack_util.h"
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#include "mesh_proxy.h"
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#if 0
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#include <stdio.h>
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#include <stdlib.h>
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#include "ble/mesh/gatt_bearer.h"
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#include "ble/mesh/beacon.h"
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#include "ble/mesh/mesh_lower_transport.h"
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#include "ble/mesh/pb_adv.h"
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#include "ble/mesh/pb_gatt.h"
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#include "provisioning.h"
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#include "provisioning_device.h"
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#include "mesh_transport.h"
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#include "mesh_foundation.h"
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#include "mesh_access.h"
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#include "mesh_virtual_addresses.h"
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#include "mesh.h"
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#include "btstack.h"
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#include "btstack_tlv.h"
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#endif
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#ifdef ENABLE_MESH_PROXY_SERVER
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// we only support a single active node id advertisement. when new one is started, an active one is stopped
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#define MESH_PROXY_NODE_ID_ADVERTISEMENT_TIMEOUT_MS 60000
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static btstack_timer_source_t mesh_proxy_node_id_timer;
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static btstack_crypto_random_t mesh_proxy_node_id_crypto_request_random;
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static btstack_crypto_aes128_t mesh_proxy_node_id_crypto_request_aes128;
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static uint8_t mesh_proxy_node_id_plaintext[16];
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static uint8_t mesh_proxy_node_id_hash[16];
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static uint8_t mesh_proxy_node_id_random_value[8];
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static uint8_t proxy_identity_key[16];
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static uint16_t primary_element_address;
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// Mesh Proxy, advertise with node id
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static adv_bearer_connectable_advertisement_data_item_t connectable_advertisement_item;
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static const uint8_t adv_data_with_node_identity_template[] = {
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// Flags general discoverable, BR/EDR not supported
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0x02, BLUETOOTH_DATA_TYPE_FLAGS, 0x06,
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// 16-bit Service UUIDs
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0x03, BLUETOOTH_DATA_TYPE_COMPLETE_LIST_OF_16_BIT_SERVICE_CLASS_UUIDS, ORG_BLUETOOTH_SERVICE_MESH_PROXY & 0xff, ORG_BLUETOOTH_SERVICE_MESH_PROXY >> 8,
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// Service Data
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0x14, BLUETOOTH_DATA_TYPE_SERVICE_DATA, ORG_BLUETOOTH_SERVICE_MESH_PROXY & 0xff, ORG_BLUETOOTH_SERVICE_MESH_PROXY >> 8,
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// MESH_IDENTIFICATION_NODE_IDENTIFY_TYPE
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MESH_IDENTIFICATION_NODE_IDENTIFY_TYPE,
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// Hash - 8 bytes
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// Random - 8 bytes
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};
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static void mesh_proxy_stop_all_advertising_with_node_id(void){
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mesh_network_key_iterator_t it;
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mesh_network_key_iterator_init(&it);
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while (mesh_network_key_iterator_has_more(&it)){
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mesh_network_key_t * network_key = mesh_network_key_iterator_get_next(&it);
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if (network_key->node_id_advertisement_running != 0){
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adv_bearer_advertisements_remove_item(&network_key->advertisement_with_network_id);
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btstack_run_loop_remove_timer(&mesh_proxy_node_id_timer);
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network_key->node_id_advertisement_running = 0;
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}
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}
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}
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static void mesh_proxy_node_id_timeout_handler(btstack_timer_source_t * ts){
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UNUSED(ts);
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mesh_proxy_stop_all_advertising_with_node_id();
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}
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static void mesh_proxy_node_id_handle_get_aes128(void * arg){
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UNUSED(arg);
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memcpy(connectable_advertisement_item.adv_data, adv_data_with_node_identity_template, 12);
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memcpy(&connectable_advertisement_item.adv_data[12], &mesh_proxy_node_id_hash[8], 8);
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memcpy(&connectable_advertisement_item.adv_data[20], mesh_proxy_node_id_random_value, 8);
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// setup advertisements
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adv_bearer_advertisements_add_item(&connectable_advertisement_item);
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adv_bearer_advertisements_enable(1);
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// set timer
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btstack_run_loop_set_timer_handler(&mesh_proxy_node_id_timer, mesh_proxy_node_id_timeout_handler);
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btstack_run_loop_set_timer(&mesh_proxy_node_id_timer, MESH_PROXY_NODE_ID_ADVERTISEMENT_TIMEOUT_MS);
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btstack_run_loop_add_timer(&mesh_proxy_node_id_timer);
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}
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static void mesh_proxy_node_id_handle_random(void * arg){
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// Hash = e(IdentityKey, Padding | Random | Address) mod 2^64
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memset(mesh_proxy_node_id_plaintext, 0, sizeof(mesh_proxy_node_id_plaintext));
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memcpy(&mesh_proxy_node_id_plaintext[6] , mesh_proxy_node_id_random_value, 8);
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big_endian_store_16(mesh_proxy_node_id_plaintext, 14, primary_element_address);
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btstack_crypto_aes128_encrypt(&mesh_proxy_node_id_crypto_request_aes128, proxy_identity_key, mesh_proxy_node_id_plaintext, mesh_proxy_node_id_hash, mesh_proxy_node_id_handle_get_aes128, NULL);
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}
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// Public API
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void mesh_proxy_start_advertising_with_node_id(uint16_t netkey_index){
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mesh_proxy_stop_all_advertising_with_node_id();
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log_info("Proxy start advertising with node id, netkey index %04x", netkey_index);
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// setup node id
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btstack_crypto_random_generate(&mesh_proxy_node_id_crypto_request_random, mesh_proxy_node_id_random_value, sizeof(mesh_proxy_node_id_random_value), mesh_proxy_node_id_handle_random, NULL);
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}
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void mesh_proxy_stop_advertising_with_node_id(uint16_t netkey_index){
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UNUSED(netkey_index);
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log_info("Proxy stop advertising with node id, netkey index %04x", netkey_index);
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mesh_proxy_stop_all_advertising_with_node_id();
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}
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void mesh_proxy_start_advertising_with_network_id(void){
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mesh_network_key_iterator_t it;
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mesh_network_key_iterator_init(&it);
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while (mesh_network_key_iterator_has_more(&it)){
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mesh_network_key_t * network_key = mesh_network_key_iterator_get_next(&it);
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log_info("Proxy start advertising with network id, netkey index %04x", network_key->netkey_index);
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adv_bearer_advertisements_add_item(&network_key->advertisement_with_network_id);
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}
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adv_bearer_advertisements_enable(1);
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}
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void mesh_proxy_stop_advertising_with_network_id(void){
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mesh_network_key_iterator_t it;
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mesh_network_key_iterator_init(&it);
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while (mesh_network_key_iterator_has_more(&it)){
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mesh_network_key_t * network_key = mesh_network_key_iterator_get_next(&it);
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log_info("Proxy stop advertising with network id, netkey index %04x", network_key->netkey_index);
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adv_bearer_advertisements_remove_item(&network_key->advertisement_with_network_id);
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}
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}
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void mesh_proxy_init(uint16_t primary_unicast_address, const uint8_t * identity_key){
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primary_element_address = primary_unicast_address;
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memcpy(proxy_identity_key, identity_key, 16);
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}
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#endif
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@ -45,6 +45,35 @@ extern "C"
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{
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#endif
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/**
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* @brief Init Mesh Proxy
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*/
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void mesh_proxy_init(uint16_t primary_unicast_address, const uint8_t * identity_key);
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/**
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* @brief Start Advertising with Node ID on given subnet
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* @param netkey_index of subnet
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* @note Node ID is only advertised on one subnet at a time and it is limited to 60 seconds
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*/
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void mesh_proxy_start_advertising_with_node_id(uint16_t netkey_index);
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/**
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* @brief Stop Advertising with Node ID on given subnet
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* @param netkey_index of subnet
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*/
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void mesh_proxy_stop_advertising_with_node_id(uint16_t netkey_index);
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/**
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* @brief Start Advertising with Network ID (on all subnets)
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*/
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void mesh_proxy_start_advertising_with_network_id(void);
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/**
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* @brief Stop Advertising with Network ID (on all subnets)
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*/
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void mesh_proxy_stop_advertising_with_network_id(void);
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#ifdef __cplusplus
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} /* end of extern "C" */
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#endif
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