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/* main.c - Application main entry point */
/*
* SPDX-FileCopyrightText: 2017 Intel Corporation
* SPDX-FileContributor: 2018-2021 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <stdio.h>
#include <string.h>
#include <inttypes.h>
#include "esp_log.h"
#include "nvs_flash.h"
#include "esp_ble_mesh_common_api.h"
#include "esp_ble_mesh_provisioning_api.h"
#include "esp_ble_mesh_networking_api.h"
#include "esp_ble_mesh_config_model_api.h"
#include "esp_ble_mesh_generic_model_api.h"
#include "board.h"
#include "ble_mesh_example_init.h"
#include "ble_mesh_example_nvs.h"
#define TAG "EXAMPLE"
#define CID_ESP 0x02E5
static uint8_t dev_uuid[16] = { 0xdd, 0xdd };
static struct example_info_store {
uint16_t net_idx; /* NetKey Index */
uint16_t app_idx; /* AppKey Index */
uint8_t onoff; /* Remote OnOff */
uint8_t tid; /* Message TID */
} __attribute__((packed)) store = {
.net_idx = ESP_BLE_MESH_KEY_UNUSED,
.app_idx = ESP_BLE_MESH_KEY_UNUSED,
.onoff = LED_OFF,
.tid = 0x0,
};
static nvs_handle_t NVS_HANDLE;
static const char * NVS_KEY = "onoff_client";
static esp_ble_mesh_client_t onoff_client;
static esp_ble_mesh_cfg_srv_t config_server = {
/* 3 transmissions with 20ms interval */
.net_transmit = ESP_BLE_MESH_TRANSMIT(2, 20),
.relay = ESP_BLE_MESH_RELAY_DISABLED,
.relay_retransmit = ESP_BLE_MESH_TRANSMIT(2, 20),
.beacon = ESP_BLE_MESH_BEACON_ENABLED,
#if defined(CONFIG_BLE_MESH_GATT_PROXY_SERVER)
.gatt_proxy = ESP_BLE_MESH_GATT_PROXY_ENABLED,
#else
.gatt_proxy = ESP_BLE_MESH_GATT_PROXY_NOT_SUPPORTED,
#endif
#if defined(CONFIG_BLE_MESH_FRIEND)
.friend_state = ESP_BLE_MESH_FRIEND_ENABLED,
#else
.friend_state = ESP_BLE_MESH_FRIEND_NOT_SUPPORTED,
#endif
.default_ttl = 7,
};
ESP_BLE_MESH_MODEL_PUB_DEFINE(onoff_cli_pub, 2 + 1, ROLE_NODE);
static esp_ble_mesh_model_t root_models[] = {
ESP_BLE_MESH_MODEL_CFG_SRV(&config_server),
ESP_BLE_MESH_MODEL_GEN_ONOFF_CLI(&onoff_cli_pub, &onoff_client),
};
static esp_ble_mesh_elem_t elements[] = {
ESP_BLE_MESH_ELEMENT(0, root_models, ESP_BLE_MESH_MODEL_NONE),
};
static esp_ble_mesh_comp_t composition = {
.cid = CID_ESP,
.element_count = ARRAY_SIZE(elements),
.elements = elements,
};
/* Disable OOB security for SILabs Android app */
static esp_ble_mesh_prov_t provision = {
.uuid = dev_uuid,
#if 0
.output_size = 4,
.output_actions = ESP_BLE_MESH_DISPLAY_NUMBER,
.input_size = 4,
.input_actions = ESP_BLE_MESH_PUSH,
#else
.output_size = 0,
.output_actions = 0,
#endif
};
static void mesh_example_info_store(void)
{
ble_mesh_nvs_store(NVS_HANDLE, NVS_KEY, &store, sizeof(store));
}
static void mesh_example_info_restore(void)
{
esp_err_t err = ESP_OK;
bool exist = false;
err = ble_mesh_nvs_restore(NVS_HANDLE, NVS_KEY, &store, sizeof(store), &exist);
if (err != ESP_OK) {
return;
}
if (exist) {
ESP_LOGI(TAG, "Restore, net_idx 0x%04x, app_idx 0x%04x, onoff %u, tid 0x%02x",
store.net_idx, store.app_idx, store.onoff, store.tid);
}
}
static void prov_complete(uint16_t net_idx, uint16_t addr, uint8_t flags, uint32_t iv_index)
{
ESP_LOGI(TAG, "net_idx: 0x%04x, addr: 0x%04x", net_idx, addr);
ESP_LOGI(TAG, "flags: 0x%02x, iv_index: 0x%08" PRIx32, flags, iv_index);
board_led_operation(LED_G, LED_OFF);
store.net_idx = net_idx;
/* mesh_example_info_store() shall not be invoked here, because if the device
* is restarted and goes into a provisioned state, then the following events
* will come:
* 1st: ESP_BLE_MESH_NODE_PROV_COMPLETE_EVT
* 2nd: ESP_BLE_MESH_PROV_REGISTER_COMP_EVT
* So the store.net_idx will be updated here, and if we store the mesh example
* info here, the wrong app_idx (initialized with 0xFFFF) will be stored in nvs
* just before restoring it.
*/
}
static void example_ble_mesh_provisioning_cb(esp_ble_mesh_prov_cb_event_t event,
esp_ble_mesh_prov_cb_param_t *param)
{
switch (event) {
case ESP_BLE_MESH_PROV_REGISTER_COMP_EVT:
ESP_LOGI(TAG, "ESP_BLE_MESH_PROV_REGISTER_COMP_EVT, err_code %d", param->prov_register_comp.err_code);
mesh_example_info_restore(); /* Restore proper mesh example info */
break;
case ESP_BLE_MESH_NODE_PROV_ENABLE_COMP_EVT:
ESP_LOGI(TAG, "ESP_BLE_MESH_NODE_PROV_ENABLE_COMP_EVT, err_code %d", param->node_prov_enable_comp.err_code);
break;
case ESP_BLE_MESH_NODE_PROV_LINK_OPEN_EVT:
ESP_LOGI(TAG, "ESP_BLE_MESH_NODE_PROV_LINK_OPEN_EVT, bearer %s",
param->node_prov_link_open.bearer == ESP_BLE_MESH_PROV_ADV ? "PB-ADV" : "PB-GATT");
break;
case ESP_BLE_MESH_NODE_PROV_LINK_CLOSE_EVT:
ESP_LOGI(TAG, "ESP_BLE_MESH_NODE_PROV_LINK_CLOSE_EVT, bearer %s",
param->node_prov_link_close.bearer == ESP_BLE_MESH_PROV_ADV ? "PB-ADV" : "PB-GATT");
break;
case ESP_BLE_MESH_NODE_PROV_COMPLETE_EVT:
ESP_LOGI(TAG, "ESP_BLE_MESH_NODE_PROV_COMPLETE_EVT");
prov_complete(param->node_prov_complete.net_idx, param->node_prov_complete.addr,
param->node_prov_complete.flags, param->node_prov_complete.iv_index);
break;
case ESP_BLE_MESH_NODE_PROV_RESET_EVT:
break;
case ESP_BLE_MESH_NODE_SET_UNPROV_DEV_NAME_COMP_EVT:
ESP_LOGI(TAG, "ESP_BLE_MESH_NODE_SET_UNPROV_DEV_NAME_COMP_EVT, err_code %d", param->node_set_unprov_dev_name_comp.err_code);
break;
default:
break;
}
}
void example_ble_mesh_send_gen_onoff_set(void)
{
esp_ble_mesh_generic_client_set_state_t set = {0};
esp_ble_mesh_client_common_param_t common = {0};
esp_err_t err = ESP_OK;
common.opcode = ESP_BLE_MESH_MODEL_OP_GEN_ONOFF_SET_UNACK;
common.model = onoff_client.model;
common.ctx.net_idx = store.net_idx;
common.ctx.app_idx = store.app_idx;
common.ctx.addr = 0xFFFF; /* to all nodes */
common.ctx.send_ttl = 3;
common.msg_timeout = 0; /* 0 indicates that timeout value from menuconfig will be used */
#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 2, 0)
common.msg_role = ROLE_NODE;
#endif
set.onoff_set.op_en = false;
set.onoff_set.onoff = store.onoff;
set.onoff_set.tid = store.tid++;
err = esp_ble_mesh_generic_client_set_state(&common, &set);
if (err) {
ESP_LOGE(TAG, "Send Generic OnOff Set Unack failed");
return;
}
store.onoff = !store.onoff;
mesh_example_info_store(); /* Store proper mesh example info */
}
static void example_ble_mesh_generic_client_cb(esp_ble_mesh_generic_client_cb_event_t event,
esp_ble_mesh_generic_client_cb_param_t *param)
{
ESP_LOGI(TAG, "Generic client, event %u, error code %d, opcode is 0x%04" PRIx32,
event, param->error_code, param->params->opcode);
switch (event) {
case ESP_BLE_MESH_GENERIC_CLIENT_GET_STATE_EVT:
ESP_LOGI(TAG, "ESP_BLE_MESH_GENERIC_CLIENT_GET_STATE_EVT");
if (param->params->opcode == ESP_BLE_MESH_MODEL_OP_GEN_ONOFF_GET) {
ESP_LOGI(TAG, "ESP_BLE_MESH_MODEL_OP_GEN_ONOFF_GET, onoff %d", param->status_cb.onoff_status.present_onoff);
}
break;
case ESP_BLE_MESH_GENERIC_CLIENT_SET_STATE_EVT:
ESP_LOGI(TAG, "ESP_BLE_MESH_GENERIC_CLIENT_SET_STATE_EVT");
if (param->params->opcode == ESP_BLE_MESH_MODEL_OP_GEN_ONOFF_SET) {
ESP_LOGI(TAG, "ESP_BLE_MESH_MODEL_OP_GEN_ONOFF_SET, onoff %d", param->status_cb.onoff_status.present_onoff);
}
break;
case ESP_BLE_MESH_GENERIC_CLIENT_PUBLISH_EVT:
ESP_LOGI(TAG, "ESP_BLE_MESH_GENERIC_CLIENT_PUBLISH_EVT");
break;
case ESP_BLE_MESH_GENERIC_CLIENT_TIMEOUT_EVT:
ESP_LOGI(TAG, "ESP_BLE_MESH_GENERIC_CLIENT_TIMEOUT_EVT");
if (param->params->opcode == ESP_BLE_MESH_MODEL_OP_GEN_ONOFF_SET) {
/* If failed to get the response of Generic OnOff Set, resend Generic OnOff Set */
example_ble_mesh_send_gen_onoff_set();
}
break;
default:
break;
}
}
static void example_ble_mesh_config_server_cb(esp_ble_mesh_cfg_server_cb_event_t event,
esp_ble_mesh_cfg_server_cb_param_t *param)
{
if (event == ESP_BLE_MESH_CFG_SERVER_STATE_CHANGE_EVT) {
switch (param->ctx.recv_op) {
case ESP_BLE_MESH_MODEL_OP_APP_KEY_ADD:
ESP_LOGI(TAG, "ESP_BLE_MESH_MODEL_OP_APP_KEY_ADD");
ESP_LOGI(TAG, "net_idx 0x%04x, app_idx 0x%04x",
param->value.state_change.appkey_add.net_idx,
param->value.state_change.appkey_add.app_idx);
ESP_LOG_BUFFER_HEX("AppKey", param->value.state_change.appkey_add.app_key, 16);
break;
case ESP_BLE_MESH_MODEL_OP_MODEL_APP_BIND:
ESP_LOGI(TAG, "ESP_BLE_MESH_MODEL_OP_MODEL_APP_BIND");
ESP_LOGI(TAG, "elem_addr 0x%04x, app_idx 0x%04x, cid 0x%04x, mod_id 0x%04x",
param->value.state_change.mod_app_bind.element_addr,
param->value.state_change.mod_app_bind.app_idx,
param->value.state_change.mod_app_bind.company_id,
param->value.state_change.mod_app_bind.model_id);
if (param->value.state_change.mod_app_bind.company_id == 0xFFFF &&
param->value.state_change.mod_app_bind.model_id == ESP_BLE_MESH_MODEL_ID_GEN_ONOFF_CLI) {
store.app_idx = param->value.state_change.mod_app_bind.app_idx;
mesh_example_info_store(); /* Store proper mesh example info */
}
break;
default:
break;
}
}
}
static esp_err_t ble_mesh_init(void)
{
esp_err_t err = ESP_OK;
esp_ble_mesh_register_prov_callback(example_ble_mesh_provisioning_cb);
esp_ble_mesh_register_generic_client_callback(example_ble_mesh_generic_client_cb);
esp_ble_mesh_register_config_server_callback(example_ble_mesh_config_server_cb);
err = esp_ble_mesh_init(&provision, &composition);
if (err != ESP_OK) {
ESP_LOGE(TAG, "Failed to initialize mesh stack (err %d)", err);
return err;
}
err = esp_ble_mesh_node_prov_enable((esp_ble_mesh_prov_bearer_t)(ESP_BLE_MESH_PROV_ADV | ESP_BLE_MESH_PROV_GATT));
if (err != ESP_OK) {
ESP_LOGE(TAG, "Failed to enable mesh node (err %d)", err);
return err;
}
ESP_LOGI(TAG, "BLE Mesh Node initialized");
board_led_operation(LED_G, LED_ON);
return err;
}
void app_main(void)
{
esp_err_t err;
ESP_LOGI(TAG, "Initializing...");
board_init();
err = nvs_flash_init();
if (err == ESP_ERR_NVS_NO_FREE_PAGES) {
ESP_ERROR_CHECK(nvs_flash_erase());
err = nvs_flash_init();
}
ESP_ERROR_CHECK(err);
err = bluetooth_init();
if (err) {
ESP_LOGE(TAG, "esp32_bluetooth_init failed (err %d)", err);
return;
}
/* Open nvs namespace for storing/restoring mesh example info */
err = ble_mesh_nvs_open(&NVS_HANDLE);
if (err) {
return;
}
ble_mesh_get_dev_uuid(dev_uuid);
/* Initialize the Bluetooth Mesh Subsystem */
err = ble_mesh_init();
if (err) {
ESP_LOGE(TAG, "Bluetooth mesh init failed (err %d)", err);
}
}
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