From a944d4dffe5a2db1dd787096d43415d7e3f489e1 Mon Sep 17 00:00:00 2001 From: zwsd Date: Fri, 15 Jul 2022 15:25:20 +0800 Subject: [PATCH] =?UTF-8?q?demo=E5=B0=81=E8=A3=85?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- main/CMakeLists.txt | 1 + main/ble_gatts_table.c | 599 ++++++++++++++++++++++++++++++++++++++++++ main/ble_gatts_table.h | 57 ++++ main/gatts_table_creat_demo.c | 574 +--------------------------------------- 4 files changed, 660 insertions(+), 571 deletions(-) create mode 100644 main/ble_gatts_table.c create mode 100644 main/ble_gatts_table.h diff --git a/main/CMakeLists.txt b/main/CMakeLists.txt index c0a6838..f7f75ad 100644 --- a/main/CMakeLists.txt +++ b/main/CMakeLists.txt @@ -1,2 +1,3 @@ idf_component_register(SRCS "gatts_table_creat_demo.c" + "ble_gatts_table.c" INCLUDE_DIRS ".") diff --git a/main/ble_gatts_table.c b/main/ble_gatts_table.c new file mode 100644 index 0000000..ceee64b --- /dev/null +++ b/main/ble_gatts_table.c @@ -0,0 +1,599 @@ +#include "ble_gatts_table.h" + +static uint8_t adv_config_done = 0; + +uint16_t heart_rate_handle_table[HRS_IDX_NB]; + +static prepare_type_env_t prepare_write_env; + +#ifdef CONFIG_SET_RAW_ADV_DATA +static uint8_t raw_adv_data[] = { + /* flags */ + 0x02, 0x01, 0x06, + /* tx power*/ + 0x02, 0x0a, 0xeb, + /* service uuid */ + 0x03, 0x03, 0xFF, 0x00, + /* device name */ + 0x0f, 0x09, 'E', 'S', 'P', '_', 'G', 'A', 'T', 'T', 'S', '_', 'D', 'E', 'M', 'O'}; +static uint8_t raw_scan_rsp_data[] = { + /* flags */ + 0x02, 0x01, 0x06, + /* tx power */ + 0x02, 0x0a, 0xeb, + /* service uuid */ + 0x03, 0x03, 0xFF, 0x00}; + +#else +static uint8_t service_uuid[16] = { + /* LSB <--------------------------------------------------------------------------------> MSB */ + // first uuid, 16bit, [12],[13] is the value + 0xfb, + 0x34, + 0x9b, + 0x5f, + 0x80, + 0x00, + 0x00, + 0x80, + 0x00, + 0x10, + 0x00, + 0x00, + 0xFF, + 0x00, + 0x00, + 0x00, +}; + +/* The length of adv data must be less than 31 bytes */ +static esp_ble_adv_data_t adv_data = { + .set_scan_rsp = false, + .include_name = true, + .include_txpower = true, + .min_interval = 0x0006, // slave connection min interval, Time = min_interval * 1.25 msec + .max_interval = 0x0010, // slave connection max interval, Time = max_interval * 1.25 msec + .appearance = 0x00, + .manufacturer_len = 0, // TEST_MANUFACTURER_DATA_LEN, + .p_manufacturer_data = NULL, // test_manufacturer, + .service_data_len = 0, + .p_service_data = NULL, + .service_uuid_len = sizeof(service_uuid), + .p_service_uuid = service_uuid, + .flag = (ESP_BLE_ADV_FLAG_GEN_DISC | ESP_BLE_ADV_FLAG_BREDR_NOT_SPT), +}; + +// scan response data +static esp_ble_adv_data_t scan_rsp_data = { + .set_scan_rsp = true, + .include_name = true, + .include_txpower = true, + .min_interval = 0x0006, + .max_interval = 0x0010, + .appearance = 0x00, + .manufacturer_len = 0, // TEST_MANUFACTURER_DATA_LEN, + .p_manufacturer_data = NULL, //&test_manufacturer[0], + .service_data_len = 0, + .p_service_data = NULL, + .service_uuid_len = sizeof(service_uuid), + .p_service_uuid = service_uuid, + .flag = (ESP_BLE_ADV_FLAG_GEN_DISC | ESP_BLE_ADV_FLAG_BREDR_NOT_SPT), +}; +#endif /* CONFIG_SET_RAW_ADV_DATA */ + +static esp_ble_adv_params_t adv_params = { + .adv_int_min = 0x20, + .adv_int_max = 0x40, + .adv_type = ADV_TYPE_IND, + .own_addr_type = BLE_ADDR_TYPE_PUBLIC, + .channel_map = ADV_CHNL_ALL, + .adv_filter_policy = ADV_FILTER_ALLOW_SCAN_ANY_CON_ANY, +}; + +static void gatts_profile_event_handler(esp_gatts_cb_event_t event, + esp_gatt_if_t gatts_if, esp_ble_gatts_cb_param_t *param); + +/* One gatt-based profile one app_id and one gatts_if, this array will store the gatts_if returned by ESP_GATTS_REG_EVT */ +static struct gatts_profile_inst heart_rate_profile_tab[PROFILE_NUM] = { + [PROFILE_APP_IDX] = { + .gatts_cb = gatts_profile_event_handler, + .gatts_if = ESP_GATT_IF_NONE, /* Not get the gatt_if, so initial is ESP_GATT_IF_NONE */ + }, +}; + +/* Service */ +// static const uint16_t GATTS_SERVICE_UUID_TEST = 0x00FF; +// static const uint16_t GATTS_CHAR_UUID_TEST_A = 0xFF01; +// static const uint16_t GATTS_CHAR_UUID_TEST_B = 0xFF02; +// static const uint16_t GATTS_CHAR_UUID_TEST_C = 0xFF03; + +static const uint8_t adv_service_uuid128[16] = { + /* LSB <--------------------------------------------------------------------------------> MSB */ + 0x9E, 0xCA, 0xDC, 0x24, 0x0E, 0xE5, 0xA9, 0xE0, 0x93, 0xF3, 0xA3, 0xB5, 0x01, 0x00, 0x40, 0x6E, // +}; + +static const uint8_t adv_char_uuid128_a[16] = { + /* LSB <--------------------------------------------------------------------------------> MSB */ + 0x9E, 0xCA, 0xDC, 0x24, 0x0E, 0xE5, 0xA9, 0xE0, 0x93, 0xF3, 0xA3, 0xB5, 0x02, 0x00, 0x40, 0x6E, // +}; + +static const uint8_t adv_char_uuid128_b[16] = { + /* LSB <--------------------------------------------------------------------------------> MSB */ + 0x9E, 0xCA, 0xDC, 0x24, 0x0E, 0xE5, 0xA9, 0xE0, 0x93, 0xF3, 0xA3, 0xB5, 0x03, 0x00, 0x40, 0x6E, // +}; + +static const uint16_t primary_service_uuid = ESP_GATT_UUID_PRI_SERVICE; +static const uint16_t character_declaration_uuid = ESP_GATT_UUID_CHAR_DECLARE; +static const uint16_t character_client_config_uuid = ESP_GATT_UUID_CHAR_CLIENT_CONFIG; +static const uint8_t char_prop_read = ESP_GATT_CHAR_PROP_BIT_READ; +// static const uint8_t char_prop_write = ESP_GATT_CHAR_PROP_BIT_WRITE; +static const uint8_t char_prop_read_write_notify = ESP_GATT_CHAR_PROP_BIT_WRITE | ESP_GATT_CHAR_PROP_BIT_READ | ESP_GATT_CHAR_PROP_BIT_NOTIFY; +static const uint8_t heart_measurement_ccc[2] = {0x00, 0x00}; +static const uint8_t char_value[4] = {0x11, 0x22, 0x33, 0x44}; + +/* Full Database Description - Used to add attributes into the database */ +static const esp_gatts_attr_db_t gatt_db[HRS_IDX_NB] = + { + // Service Declaration + [IDX_SVC] = + {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&primary_service_uuid, ESP_GATT_PERM_READ, // + sizeof(adv_service_uuid128), sizeof(adv_service_uuid128), (uint8_t *)&adv_service_uuid128}}, + + /* Characteristic Declaration */ + [IDX_CHAR_A] = + {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&character_declaration_uuid, ESP_GATT_PERM_READ, // + CHAR_DECLARATION_SIZE, CHAR_DECLARATION_SIZE, (uint8_t *)&char_prop_read_write_notify}}, + + /* Characteristic Value */ + [IDX_CHAR_VAL_A] = + {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_128, (uint8_t *)&adv_char_uuid128_a, ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, // + GATTS_DEMO_CHAR_VAL_LEN_MAX, sizeof(char_value), (uint8_t *)char_value}}, + + /* Client Characteristic Configuration Descriptor */ + [IDX_CHAR_CFG_A] = + {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&character_client_config_uuid, ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, // + sizeof(uint16_t), sizeof(heart_measurement_ccc), (uint8_t *)heart_measurement_ccc}}, + + /* Characteristic Declaration */ + [IDX_CHAR_B] = + {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&character_declaration_uuid, ESP_GATT_PERM_READ, // + CHAR_DECLARATION_SIZE, CHAR_DECLARATION_SIZE, (uint8_t *)&char_prop_read}}, + + /* Characteristic Value */ + [IDX_CHAR_VAL_B] = + {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_128, (uint8_t *)&adv_char_uuid128_b, ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, // + GATTS_DEMO_CHAR_VAL_LEN_MAX, sizeof(char_value), (uint8_t *)char_value}}, + + // /* Characteristic Declaration */ + // [IDX_CHAR_C] = + // {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&character_declaration_uuid, ESP_GATT_PERM_READ, + // CHAR_DECLARATION_SIZE, CHAR_DECLARATION_SIZE, (uint8_t *)&char_prop_write}}, + + // /* Characteristic Value */ + // [IDX_CHAR_VAL_C] = + // {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&GATTS_CHAR_UUID_TEST_C, ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, + // GATTS_DEMO_CHAR_VAL_LEN_MAX, sizeof(char_value), (uint8_t *)char_value}}, + +}; + +static void gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param) +{ + switch (event) + { +#ifdef CONFIG_SET_RAW_ADV_DATA + case ESP_GAP_BLE_ADV_DATA_RAW_SET_COMPLETE_EVT: + adv_config_done &= (~ADV_CONFIG_FLAG); + if (adv_config_done == 0) + { + esp_ble_gap_start_advertising(&adv_params); + } + break; + case ESP_GAP_BLE_SCAN_RSP_DATA_RAW_SET_COMPLETE_EVT: + adv_config_done &= (~SCAN_RSP_CONFIG_FLAG); + if (adv_config_done == 0) + { + esp_ble_gap_start_advertising(&adv_params); + } + break; +#else + case ESP_GAP_BLE_ADV_DATA_SET_COMPLETE_EVT: + adv_config_done &= (~ADV_CONFIG_FLAG); + if (adv_config_done == 0) + { + esp_ble_gap_start_advertising(&adv_params); + } + break; + case ESP_GAP_BLE_SCAN_RSP_DATA_SET_COMPLETE_EVT: + adv_config_done &= (~SCAN_RSP_CONFIG_FLAG); + if (adv_config_done == 0) + { + esp_ble_gap_start_advertising(&adv_params); + } + break; +#endif + case ESP_GAP_BLE_ADV_START_COMPLETE_EVT: + /* advertising start complete event to indicate advertising start successfully or failed */ + if (param->adv_start_cmpl.status != ESP_BT_STATUS_SUCCESS) + { + ESP_LOGE(GATTS_TABLE_TAG, "advertising start failed"); + } + else + { + ESP_LOGI(GATTS_TABLE_TAG, "advertising start successfully"); + } + break; + case ESP_GAP_BLE_ADV_STOP_COMPLETE_EVT: + if (param->adv_stop_cmpl.status != ESP_BT_STATUS_SUCCESS) + { + ESP_LOGE(GATTS_TABLE_TAG, "Advertising stop failed"); + } + else + { + ESP_LOGI(GATTS_TABLE_TAG, "Stop adv successfully\n"); + } + break; + case ESP_GAP_BLE_UPDATE_CONN_PARAMS_EVT: + ESP_LOGI(GATTS_TABLE_TAG, "update connection params status = %d, min_int = %d, max_int = %d,conn_int = %d,latency = %d, timeout = %d", + param->update_conn_params.status, + param->update_conn_params.min_int, + param->update_conn_params.max_int, + param->update_conn_params.conn_int, + param->update_conn_params.latency, + param->update_conn_params.timeout); + break; + default: + break; + } +} + +void example_prepare_write_event_env(esp_gatt_if_t gatts_if, prepare_type_env_t *prepare_write_env, esp_ble_gatts_cb_param_t *param) +{ + ESP_LOGI(GATTS_TABLE_TAG, "prepare write, handle = %d, value len = %d", param->write.handle, param->write.len); + esp_gatt_status_t status = ESP_GATT_OK; + if (prepare_write_env->prepare_buf == NULL) + { + prepare_write_env->prepare_buf = (uint8_t *)malloc(PREPARE_BUF_MAX_SIZE * sizeof(uint8_t)); + prepare_write_env->prepare_len = 0; + if (prepare_write_env->prepare_buf == NULL) + { + ESP_LOGE(GATTS_TABLE_TAG, "%s, Gatt_server prep no mem", __func__); + status = ESP_GATT_NO_RESOURCES; + } + } + else + { + if (param->write.offset > PREPARE_BUF_MAX_SIZE) + { + status = ESP_GATT_INVALID_OFFSET; + } + else if ((param->write.offset + param->write.len) > PREPARE_BUF_MAX_SIZE) + { + status = ESP_GATT_INVALID_ATTR_LEN; + } + } + /*send response when param->write.need_rsp is true */ + if (param->write.need_rsp) + { + esp_gatt_rsp_t *gatt_rsp = (esp_gatt_rsp_t *)malloc(sizeof(esp_gatt_rsp_t)); + if (gatt_rsp != NULL) + { + gatt_rsp->attr_value.len = param->write.len; + gatt_rsp->attr_value.handle = param->write.handle; + gatt_rsp->attr_value.offset = param->write.offset; + gatt_rsp->attr_value.auth_req = ESP_GATT_AUTH_REQ_NONE; + memcpy(gatt_rsp->attr_value.value, param->write.value, param->write.len); + esp_err_t response_err = esp_ble_gatts_send_response(gatts_if, param->write.conn_id, param->write.trans_id, status, gatt_rsp); + if (response_err != ESP_OK) + { + ESP_LOGE(GATTS_TABLE_TAG, "Send response error"); + } + free(gatt_rsp); + } + else + { + ESP_LOGE(GATTS_TABLE_TAG, "%s, malloc failed", __func__); + } + } + if (status != ESP_GATT_OK) + { + return; + } + memcpy(prepare_write_env->prepare_buf + param->write.offset, + param->write.value, + param->write.len); + prepare_write_env->prepare_len += param->write.len; +} + +void example_exec_write_event_env(prepare_type_env_t *prepare_write_env, esp_ble_gatts_cb_param_t *param) +{ + if (param->exec_write.exec_write_flag == ESP_GATT_PREP_WRITE_EXEC && prepare_write_env->prepare_buf) + { + esp_log_buffer_hex(GATTS_TABLE_TAG, prepare_write_env->prepare_buf, prepare_write_env->prepare_len); + } + else + { + ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATT_PREP_WRITE_CANCEL"); + } + if (prepare_write_env->prepare_buf) + { + free(prepare_write_env->prepare_buf); + prepare_write_env->prepare_buf = NULL; + } + prepare_write_env->prepare_len = 0; +} + +static void gatts_profile_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if, esp_ble_gatts_cb_param_t *param) +{ + switch (event) + { + case ESP_GATTS_REG_EVT: + { + esp_err_t set_dev_name_ret = esp_ble_gap_set_device_name(SAMPLE_DEVICE_NAME); + if (set_dev_name_ret) + { + ESP_LOGE(GATTS_TABLE_TAG, "set device name failed, error code = %x", set_dev_name_ret); + } +#ifdef CONFIG_SET_RAW_ADV_DATA + esp_err_t raw_adv_ret = esp_ble_gap_config_adv_data_raw(raw_adv_data, sizeof(raw_adv_data)); + if (raw_adv_ret) + { + ESP_LOGE(GATTS_TABLE_TAG, "config raw adv data failed, error code = %x ", raw_adv_ret); + } + adv_config_done |= ADV_CONFIG_FLAG; + esp_err_t raw_scan_ret = esp_ble_gap_config_scan_rsp_data_raw(raw_scan_rsp_data, sizeof(raw_scan_rsp_data)); + if (raw_scan_ret) + { + ESP_LOGE(GATTS_TABLE_TAG, "config raw scan rsp data failed, error code = %x", raw_scan_ret); + } + adv_config_done |= SCAN_RSP_CONFIG_FLAG; +#else + // config adv data + esp_err_t ret = esp_ble_gap_config_adv_data(&adv_data); + if (ret) + { + ESP_LOGE(GATTS_TABLE_TAG, "config adv data failed, error code = %x", ret); + } + adv_config_done |= ADV_CONFIG_FLAG; + // config scan response data + ret = esp_ble_gap_config_adv_data(&scan_rsp_data); + if (ret) + { + ESP_LOGE(GATTS_TABLE_TAG, "config scan response data failed, error code = %x", ret); + } + adv_config_done |= SCAN_RSP_CONFIG_FLAG; +#endif + esp_err_t create_attr_ret = esp_ble_gatts_create_attr_tab(gatt_db, gatts_if, HRS_IDX_NB, SVC_INST_ID); + if (create_attr_ret) + { + ESP_LOGE(GATTS_TABLE_TAG, "create attr table failed, error code = %x", create_attr_ret); + } + } + break; + case ESP_GATTS_READ_EVT: + ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATTS_READ_EVT"); + break; + case ESP_GATTS_WRITE_EVT: + if (!param->write.is_prep) + { + // the data length of gattc write must be less than GATTS_DEMO_CHAR_VAL_LEN_MAX. + ESP_LOGI(GATTS_TABLE_TAG, "GATT_WRITE_EVT, handle = %d, value len = %d, value :", param->write.handle, param->write.len); + esp_log_buffer_hex(GATTS_TABLE_TAG, param->write.value, param->write.len); + if (heart_rate_handle_table[IDX_CHAR_CFG_A] == param->write.handle && param->write.len == 2) + { + uint16_t descr_value = param->write.value[1] << 8 | param->write.value[0]; + if (descr_value == 0x0001) + { + ESP_LOGI(GATTS_TABLE_TAG, "notify enable"); + uint8_t notify_data[15]; + for (int i = 0; i < sizeof(notify_data); ++i) + { + notify_data[i] = i % 0xff; + } + // the size of notify_data[] need less than MTU size + esp_ble_gatts_send_indicate(gatts_if, param->write.conn_id, heart_rate_handle_table[IDX_CHAR_VAL_A], + sizeof(notify_data), notify_data, false); + } + else if (descr_value == 0x0002) + { + ESP_LOGI(GATTS_TABLE_TAG, "indicate enable"); + uint8_t indicate_data[15]; + for (int i = 0; i < sizeof(indicate_data); ++i) + { + indicate_data[i] = i % 0xff; + } + // the size of indicate_data[] need less than MTU size + esp_ble_gatts_send_indicate(gatts_if, param->write.conn_id, heart_rate_handle_table[IDX_CHAR_VAL_A], + sizeof(indicate_data), indicate_data, true); + } + else if (descr_value == 0x0000) + { + ESP_LOGI(GATTS_TABLE_TAG, "notify/indicate disable "); + } + else + { + ESP_LOGE(GATTS_TABLE_TAG, "unknown descr value"); + esp_log_buffer_hex(GATTS_TABLE_TAG, param->write.value, param->write.len); + } + } + /* send response when param->write.need_rsp is true*/ + if (param->write.need_rsp) + { + esp_ble_gatts_send_response(gatts_if, param->write.conn_id, param->write.trans_id, ESP_GATT_OK, NULL); + } + } + else + { + /* handle prepare write */ + example_prepare_write_event_env(gatts_if, &prepare_write_env, param); + } + break; + case ESP_GATTS_EXEC_WRITE_EVT: + // the length of gattc prepare write data must be less than GATTS_DEMO_CHAR_VAL_LEN_MAX. + ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATTS_EXEC_WRITE_EVT"); + example_exec_write_event_env(&prepare_write_env, param); + break; + case ESP_GATTS_MTU_EVT: + ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATTS_MTU_EVT, MTU %d", param->mtu.mtu); + break; + case ESP_GATTS_CONF_EVT: + ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATTS_CONF_EVT, status = %d, attr_handle %d", param->conf.status, param->conf.handle); + break; + case ESP_GATTS_START_EVT: + ESP_LOGI(GATTS_TABLE_TAG, "SERVICE_START_EVT, status %d, service_handle %d", param->start.status, param->start.service_handle); + break; + case ESP_GATTS_CONNECT_EVT: + ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATTS_CONNECT_EVT, conn_id = %d", param->connect.conn_id); + esp_log_buffer_hex(GATTS_TABLE_TAG, param->connect.remote_bda, 6); + esp_ble_conn_update_params_t conn_params = {0}; + memcpy(conn_params.bda, param->connect.remote_bda, sizeof(esp_bd_addr_t)); + /* For the iOS system, please refer to Apple official documents about the BLE connection parameters restrictions. */ + conn_params.latency = 0; + conn_params.max_int = 0x20; // max_int = 0x20*1.25ms = 40ms + conn_params.min_int = 0x10; // min_int = 0x10*1.25ms = 20ms + conn_params.timeout = 400; // timeout = 400*10ms = 4000ms + // start sent the update connection parameters to the peer device. + esp_ble_gap_update_conn_params(&conn_params); + break; + case ESP_GATTS_DISCONNECT_EVT: + ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATTS_DISCONNECT_EVT, reason = 0x%x", param->disconnect.reason); + esp_ble_gap_start_advertising(&adv_params); + break; + case ESP_GATTS_CREAT_ATTR_TAB_EVT: + { + if (param->add_attr_tab.status != ESP_GATT_OK) + { + ESP_LOGE(GATTS_TABLE_TAG, "create attribute table failed, error code=0x%x", param->add_attr_tab.status); + } + else if (param->add_attr_tab.num_handle != HRS_IDX_NB) + { + ESP_LOGE(GATTS_TABLE_TAG, "create attribute table abnormally, num_handle (%d) \ + doesn't equal to HRS_IDX_NB(%d)", + param->add_attr_tab.num_handle, HRS_IDX_NB); + } + else + { + ESP_LOGI(GATTS_TABLE_TAG, "create attribute table successfully, the number handle = %d\n", param->add_attr_tab.num_handle); + memcpy(heart_rate_handle_table, param->add_attr_tab.handles, sizeof(heart_rate_handle_table)); + esp_ble_gatts_start_service(heart_rate_handle_table[IDX_SVC]); + } + break; + } + case ESP_GATTS_STOP_EVT: + case ESP_GATTS_OPEN_EVT: + case ESP_GATTS_CANCEL_OPEN_EVT: + case ESP_GATTS_CLOSE_EVT: + case ESP_GATTS_LISTEN_EVT: + case ESP_GATTS_CONGEST_EVT: + case ESP_GATTS_UNREG_EVT: + case ESP_GATTS_DELETE_EVT: + default: + break; + } +} + +static void gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if, esp_ble_gatts_cb_param_t *param) +{ + + /* If event is register event, store the gatts_if for each profile */ + if (event == ESP_GATTS_REG_EVT) + { + if (param->reg.status == ESP_GATT_OK) + { + heart_rate_profile_tab[PROFILE_APP_IDX].gatts_if = gatts_if; + } + else + { + ESP_LOGE(GATTS_TABLE_TAG, "reg app failed, app_id %04x, status %d", + param->reg.app_id, + param->reg.status); + return; + } + } + do + { + int idx; + for (idx = 0; idx < PROFILE_NUM; idx++) + { + /* ESP_GATT_IF_NONE, not specify a certain gatt_if, need to call every profile cb function */ + if (gatts_if == ESP_GATT_IF_NONE || gatts_if == heart_rate_profile_tab[idx].gatts_if) + { + if (heart_rate_profile_tab[idx].gatts_cb) + { + heart_rate_profile_tab[idx].gatts_cb(event, gatts_if, param); + } + } + } + } while (0); +} + +void ble_init(void) +{ + esp_err_t ret; + + /* Initialize NVS. */ + ret = nvs_flash_init(); + if (ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND) + { + ESP_ERROR_CHECK(nvs_flash_erase()); + ret = nvs_flash_init(); + } + ESP_ERROR_CHECK(ret); + + ESP_ERROR_CHECK(esp_bt_controller_mem_release(ESP_BT_MODE_CLASSIC_BT)); + + esp_bt_controller_config_t bt_cfg = BT_CONTROLLER_INIT_CONFIG_DEFAULT(); + ret = esp_bt_controller_init(&bt_cfg); + if (ret) + { + ESP_LOGE(GATTS_TABLE_TAG, "%s enable controller failed: %s", __func__, esp_err_to_name(ret)); + return; + } + + ret = esp_bt_controller_enable(ESP_BT_MODE_BLE); + if (ret) + { + ESP_LOGE(GATTS_TABLE_TAG, "%s enable controller failed: %s", __func__, esp_err_to_name(ret)); + return; + } + + ret = esp_bluedroid_init(); + if (ret) + { + ESP_LOGE(GATTS_TABLE_TAG, "%s init bluetooth failed: %s", __func__, esp_err_to_name(ret)); + return; + } + + ret = esp_bluedroid_enable(); + if (ret) + { + ESP_LOGE(GATTS_TABLE_TAG, "%s enable bluetooth failed: %s", __func__, esp_err_to_name(ret)); + return; + } + + ret = esp_ble_gatts_register_callback(gatts_event_handler); + if (ret) + { + ESP_LOGE(GATTS_TABLE_TAG, "gatts register error, error code = %x", ret); + return; + } + + ret = esp_ble_gap_register_callback(gap_event_handler); + if (ret) + { + ESP_LOGE(GATTS_TABLE_TAG, "gap register error, error code = %x", ret); + return; + } + + ret = esp_ble_gatts_app_register(ESP_APP_ID); + if (ret) + { + ESP_LOGE(GATTS_TABLE_TAG, "gatts app register error, error code = %x", ret); + return; + } + + esp_err_t local_mtu_ret = esp_ble_gatt_set_local_mtu(500); + if (local_mtu_ret) + { + ESP_LOGE(GATTS_TABLE_TAG, "set local MTU failed, error code = %x", local_mtu_ret); + } +} \ No newline at end of file diff --git a/main/ble_gatts_table.h b/main/ble_gatts_table.h new file mode 100644 index 0000000..4ccf805 --- /dev/null +++ b/main/ble_gatts_table.h @@ -0,0 +1,57 @@ +#include "freertos/FreeRTOS.h" +#include "freertos/task.h" +#include "freertos/event_groups.h" +#include "esp_system.h" +#include "esp_log.h" +#include "nvs_flash.h" +#include "esp_bt.h" + +#include "esp_gap_ble_api.h" +#include "esp_gatts_api.h" +#include "esp_bt_main.h" +#include "gatts_table_creat_demo.h" +#include "esp_gatt_common_api.h" + +#define GATTS_TABLE_TAG "GATTS_TABLE_DEMO" + +#define PROFILE_NUM 1 +#define PROFILE_APP_IDX 0 +#define ESP_APP_ID 0x55 +#define SAMPLE_DEVICE_NAME "ESP_GATTS_DEMO" +#define SVC_INST_ID 0 + +/* The max length of characteristic value. When the GATT client performs a write or prepare write operation, + * the data length must be less than GATTS_DEMO_CHAR_VAL_LEN_MAX. + */ +#define GATTS_DEMO_CHAR_VAL_LEN_MAX 500 +#define PREPARE_BUF_MAX_SIZE 1024 +#define CHAR_DECLARATION_SIZE (sizeof(uint8_t)) + +#define ADV_CONFIG_FLAG (1 << 0) +#define SCAN_RSP_CONFIG_FLAG (1 << 1) + +typedef struct +{ + uint8_t *prepare_buf; + int prepare_len; +} prepare_type_env_t; + +#define CONFIG_SET_RAW_ADV_DATA + +struct gatts_profile_inst +{ + esp_gatts_cb_t gatts_cb; + uint16_t gatts_if; + uint16_t app_id; + uint16_t conn_id; + uint16_t service_handle; + esp_gatt_srvc_id_t service_id; + uint16_t char_handle; + esp_bt_uuid_t char_uuid; + esp_gatt_perm_t perm; + esp_gatt_char_prop_t property; + uint16_t descr_handle; + esp_bt_uuid_t descr_uuid; +}; + +void ble_init(void); \ No newline at end of file diff --git a/main/gatts_table_creat_demo.c b/main/gatts_table_creat_demo.c index cbbb4fb..1849beb 100644 --- a/main/gatts_table_creat_demo.c +++ b/main/gatts_table_creat_demo.c @@ -15,576 +15,8 @@ * data. * ****************************************************************************/ +#include "ble_gatts_table.h" - -#include "freertos/FreeRTOS.h" -#include "freertos/task.h" -#include "freertos/event_groups.h" -#include "esp_system.h" -#include "esp_log.h" -#include "nvs_flash.h" -#include "esp_bt.h" - -#include "esp_gap_ble_api.h" -#include "esp_gatts_api.h" -#include "esp_bt_main.h" -#include "gatts_table_creat_demo.h" -#include "esp_gatt_common_api.h" - -#define GATTS_TABLE_TAG "GATTS_TABLE_DEMO" - -#define PROFILE_NUM 1 -#define PROFILE_APP_IDX 0 -#define ESP_APP_ID 0x55 -#define SAMPLE_DEVICE_NAME "ESP_GATTS_DEMO" -#define SVC_INST_ID 0 - -/* The max length of characteristic value. When the GATT client performs a write or prepare write operation, -* the data length must be less than GATTS_DEMO_CHAR_VAL_LEN_MAX. -*/ -#define GATTS_DEMO_CHAR_VAL_LEN_MAX 500 -#define PREPARE_BUF_MAX_SIZE 1024 -#define CHAR_DECLARATION_SIZE (sizeof(uint8_t)) - -#define ADV_CONFIG_FLAG (1 << 0) -#define SCAN_RSP_CONFIG_FLAG (1 << 1) - -static uint8_t adv_config_done = 0; - -uint16_t heart_rate_handle_table[HRS_IDX_NB]; - -typedef struct { - uint8_t *prepare_buf; - int prepare_len; -} prepare_type_env_t; - -static prepare_type_env_t prepare_write_env; - -#define CONFIG_SET_RAW_ADV_DATA -#ifdef CONFIG_SET_RAW_ADV_DATA -static uint8_t raw_adv_data[] = { - /* flags */ - 0x02, 0x01, 0x06, - /* tx power*/ - 0x02, 0x0a, 0xeb, - /* service uuid */ - 0x03, 0x03, 0xFF, 0x00, - /* device name */ - 0x0f, 0x09, 'E', 'S', 'P', '_', 'G', 'A', 'T', 'T', 'S', '_', 'D','E', 'M', 'O' -}; -static uint8_t raw_scan_rsp_data[] = { - /* flags */ - 0x02, 0x01, 0x06, - /* tx power */ - 0x02, 0x0a, 0xeb, - /* service uuid */ - 0x03, 0x03, 0xFF,0x00 -}; - -#else -static uint8_t service_uuid[16] = { - /* LSB <--------------------------------------------------------------------------------> MSB */ - //first uuid, 16bit, [12],[13] is the value - 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, 0x00, 0x10, 0x00, 0x00, 0xFF, 0x00, 0x00, 0x00, -}; - -/* The length of adv data must be less than 31 bytes */ -static esp_ble_adv_data_t adv_data = { - .set_scan_rsp = false, - .include_name = true, - .include_txpower = true, - .min_interval = 0x0006, //slave connection min interval, Time = min_interval * 1.25 msec - .max_interval = 0x0010, //slave connection max interval, Time = max_interval * 1.25 msec - .appearance = 0x00, - .manufacturer_len = 0, //TEST_MANUFACTURER_DATA_LEN, - .p_manufacturer_data = NULL, //test_manufacturer, - .service_data_len = 0, - .p_service_data = NULL, - .service_uuid_len = sizeof(service_uuid), - .p_service_uuid = service_uuid, - .flag = (ESP_BLE_ADV_FLAG_GEN_DISC | ESP_BLE_ADV_FLAG_BREDR_NOT_SPT), -}; - -// scan response data -static esp_ble_adv_data_t scan_rsp_data = { - .set_scan_rsp = true, - .include_name = true, - .include_txpower = true, - .min_interval = 0x0006, - .max_interval = 0x0010, - .appearance = 0x00, - .manufacturer_len = 0, //TEST_MANUFACTURER_DATA_LEN, - .p_manufacturer_data = NULL, //&test_manufacturer[0], - .service_data_len = 0, - .p_service_data = NULL, - .service_uuid_len = sizeof(service_uuid), - .p_service_uuid = service_uuid, - .flag = (ESP_BLE_ADV_FLAG_GEN_DISC | ESP_BLE_ADV_FLAG_BREDR_NOT_SPT), -}; -#endif /* CONFIG_SET_RAW_ADV_DATA */ - -static esp_ble_adv_params_t adv_params = { - .adv_int_min = 0x20, - .adv_int_max = 0x40, - .adv_type = ADV_TYPE_IND, - .own_addr_type = BLE_ADDR_TYPE_PUBLIC, - .channel_map = ADV_CHNL_ALL, - .adv_filter_policy = ADV_FILTER_ALLOW_SCAN_ANY_CON_ANY, -}; - -struct gatts_profile_inst { - esp_gatts_cb_t gatts_cb; - uint16_t gatts_if; - uint16_t app_id; - uint16_t conn_id; - uint16_t service_handle; - esp_gatt_srvc_id_t service_id; - uint16_t char_handle; - esp_bt_uuid_t char_uuid; - esp_gatt_perm_t perm; - esp_gatt_char_prop_t property; - uint16_t descr_handle; - esp_bt_uuid_t descr_uuid; -}; - -static void gatts_profile_event_handler(esp_gatts_cb_event_t event, - esp_gatt_if_t gatts_if, esp_ble_gatts_cb_param_t *param); - -/* One gatt-based profile one app_id and one gatts_if, this array will store the gatts_if returned by ESP_GATTS_REG_EVT */ -static struct gatts_profile_inst heart_rate_profile_tab[PROFILE_NUM] = { - [PROFILE_APP_IDX] = { - .gatts_cb = gatts_profile_event_handler, - .gatts_if = ESP_GATT_IF_NONE, /* Not get the gatt_if, so initial is ESP_GATT_IF_NONE */ - }, -}; - -/* Service */ -// static const uint16_t GATTS_SERVICE_UUID_TEST = 0x00FF; -// static const uint16_t GATTS_CHAR_UUID_TEST_A = 0xFF01; -// static const uint16_t GATTS_CHAR_UUID_TEST_B = 0xFF02; -// static const uint16_t GATTS_CHAR_UUID_TEST_C = 0xFF03; - -static const uint8_t adv_service_uuid128[16] = { - /* LSB <--------------------------------------------------------------------------------> MSB */ - 0x9E, 0xCA, 0xDC, 0x24, 0x0E, 0xE5, 0xA9, 0xE0, 0x93, 0xF3, 0xA3, 0xB5, 0x01, 0x00, 0x40, 0x6E, // -}; - -static const uint8_t adv_char_uuid128_a[16] = { - /* LSB <--------------------------------------------------------------------------------> MSB */ - 0x9E, 0xCA, 0xDC, 0x24, 0x0E, 0xE5, 0xA9, 0xE0, 0x93, 0xF3, 0xA3, 0xB5, 0x02, 0x00, 0x40, 0x6E, // -}; - -static const uint8_t adv_char_uuid128_b[16] = { - /* LSB <--------------------------------------------------------------------------------> MSB */ - 0x9E, 0xCA, 0xDC, 0x24, 0x0E, 0xE5, 0xA9, 0xE0, 0x93, 0xF3, 0xA3, 0xB5, 0x03, 0x00, 0x40, 0x6E, // -}; - -static const uint16_t primary_service_uuid = ESP_GATT_UUID_PRI_SERVICE; -static const uint16_t character_declaration_uuid = ESP_GATT_UUID_CHAR_DECLARE; -static const uint16_t character_client_config_uuid = ESP_GATT_UUID_CHAR_CLIENT_CONFIG; -static const uint8_t char_prop_read = ESP_GATT_CHAR_PROP_BIT_READ; -// static const uint8_t char_prop_write = ESP_GATT_CHAR_PROP_BIT_WRITE; -static const uint8_t char_prop_read_write_notify = ESP_GATT_CHAR_PROP_BIT_WRITE | ESP_GATT_CHAR_PROP_BIT_READ | ESP_GATT_CHAR_PROP_BIT_NOTIFY; -static const uint8_t heart_measurement_ccc[2] = {0x00, 0x00}; -static const uint8_t char_value[4] = {0x11, 0x22, 0x33, 0x44}; - -/* Full Database Description - Used to add attributes into the database */ -static const esp_gatts_attr_db_t gatt_db[HRS_IDX_NB] = -{ - // Service Declaration - [IDX_SVC] = - {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&primary_service_uuid, ESP_GATT_PERM_READ, - sizeof(adv_service_uuid128), sizeof(adv_service_uuid128), (uint8_t *)&adv_service_uuid128}}, - - /* Characteristic Declaration */ - [IDX_CHAR_A] = - {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&character_declaration_uuid, ESP_GATT_PERM_READ, - CHAR_DECLARATION_SIZE, CHAR_DECLARATION_SIZE, (uint8_t *)&char_prop_read_write_notify}}, - - /* Characteristic Value */ - [IDX_CHAR_VAL_A] = - {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_128, (uint8_t *)&adv_char_uuid128_a, ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, - GATTS_DEMO_CHAR_VAL_LEN_MAX, sizeof(char_value), (uint8_t *)char_value}}, - - /* Client Characteristic Configuration Descriptor */ - [IDX_CHAR_CFG_A] = - {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&character_client_config_uuid, ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, - sizeof(uint16_t), sizeof(heart_measurement_ccc), (uint8_t *)heart_measurement_ccc}}, - - /* Characteristic Declaration */ - [IDX_CHAR_B] = - {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&character_declaration_uuid, ESP_GATT_PERM_READ, - CHAR_DECLARATION_SIZE, CHAR_DECLARATION_SIZE, (uint8_t *)&char_prop_read}}, - - /* Characteristic Value */ - [IDX_CHAR_VAL_B] = - {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_128, (uint8_t *)&adv_char_uuid128_b, ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, - GATTS_DEMO_CHAR_VAL_LEN_MAX, sizeof(char_value), (uint8_t *)char_value}}, - - // /* Characteristic Declaration */ - // [IDX_CHAR_C] = - // {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&character_declaration_uuid, ESP_GATT_PERM_READ, - // CHAR_DECLARATION_SIZE, CHAR_DECLARATION_SIZE, (uint8_t *)&char_prop_write}}, - - // /* Characteristic Value */ - // [IDX_CHAR_VAL_C] = - // {{ESP_GATT_AUTO_RSP}, {ESP_UUID_LEN_16, (uint8_t *)&GATTS_CHAR_UUID_TEST_C, ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, - // GATTS_DEMO_CHAR_VAL_LEN_MAX, sizeof(char_value), (uint8_t *)char_value}}, - -}; - -static void gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param) -{ - switch (event) { - #ifdef CONFIG_SET_RAW_ADV_DATA - case ESP_GAP_BLE_ADV_DATA_RAW_SET_COMPLETE_EVT: - adv_config_done &= (~ADV_CONFIG_FLAG); - if (adv_config_done == 0){ - esp_ble_gap_start_advertising(&adv_params); - } - break; - case ESP_GAP_BLE_SCAN_RSP_DATA_RAW_SET_COMPLETE_EVT: - adv_config_done &= (~SCAN_RSP_CONFIG_FLAG); - if (adv_config_done == 0){ - esp_ble_gap_start_advertising(&adv_params); - } - break; - #else - case ESP_GAP_BLE_ADV_DATA_SET_COMPLETE_EVT: - adv_config_done &= (~ADV_CONFIG_FLAG); - if (adv_config_done == 0){ - esp_ble_gap_start_advertising(&adv_params); - } - break; - case ESP_GAP_BLE_SCAN_RSP_DATA_SET_COMPLETE_EVT: - adv_config_done &= (~SCAN_RSP_CONFIG_FLAG); - if (adv_config_done == 0){ - esp_ble_gap_start_advertising(&adv_params); - } - break; - #endif - case ESP_GAP_BLE_ADV_START_COMPLETE_EVT: - /* advertising start complete event to indicate advertising start successfully or failed */ - if (param->adv_start_cmpl.status != ESP_BT_STATUS_SUCCESS) { - ESP_LOGE(GATTS_TABLE_TAG, "advertising start failed"); - }else{ - ESP_LOGI(GATTS_TABLE_TAG, "advertising start successfully"); - } - break; - case ESP_GAP_BLE_ADV_STOP_COMPLETE_EVT: - if (param->adv_stop_cmpl.status != ESP_BT_STATUS_SUCCESS) { - ESP_LOGE(GATTS_TABLE_TAG, "Advertising stop failed"); - } - else { - ESP_LOGI(GATTS_TABLE_TAG, "Stop adv successfully\n"); - } - break; - case ESP_GAP_BLE_UPDATE_CONN_PARAMS_EVT: - ESP_LOGI(GATTS_TABLE_TAG, "update connection params status = %d, min_int = %d, max_int = %d,conn_int = %d,latency = %d, timeout = %d", - param->update_conn_params.status, - param->update_conn_params.min_int, - param->update_conn_params.max_int, - param->update_conn_params.conn_int, - param->update_conn_params.latency, - param->update_conn_params.timeout); - break; - default: - break; - } -} - -void example_prepare_write_event_env(esp_gatt_if_t gatts_if, prepare_type_env_t *prepare_write_env, esp_ble_gatts_cb_param_t *param) -{ - ESP_LOGI(GATTS_TABLE_TAG, "prepare write, handle = %d, value len = %d", param->write.handle, param->write.len); - esp_gatt_status_t status = ESP_GATT_OK; - if (prepare_write_env->prepare_buf == NULL) { - prepare_write_env->prepare_buf = (uint8_t *)malloc(PREPARE_BUF_MAX_SIZE * sizeof(uint8_t)); - prepare_write_env->prepare_len = 0; - if (prepare_write_env->prepare_buf == NULL) { - ESP_LOGE(GATTS_TABLE_TAG, "%s, Gatt_server prep no mem", __func__); - status = ESP_GATT_NO_RESOURCES; - } - } else { - if(param->write.offset > PREPARE_BUF_MAX_SIZE) { - status = ESP_GATT_INVALID_OFFSET; - } else if ((param->write.offset + param->write.len) > PREPARE_BUF_MAX_SIZE) { - status = ESP_GATT_INVALID_ATTR_LEN; - } - } - /*send response when param->write.need_rsp is true */ - if (param->write.need_rsp){ - esp_gatt_rsp_t *gatt_rsp = (esp_gatt_rsp_t *)malloc(sizeof(esp_gatt_rsp_t)); - if (gatt_rsp != NULL){ - gatt_rsp->attr_value.len = param->write.len; - gatt_rsp->attr_value.handle = param->write.handle; - gatt_rsp->attr_value.offset = param->write.offset; - gatt_rsp->attr_value.auth_req = ESP_GATT_AUTH_REQ_NONE; - memcpy(gatt_rsp->attr_value.value, param->write.value, param->write.len); - esp_err_t response_err = esp_ble_gatts_send_response(gatts_if, param->write.conn_id, param->write.trans_id, status, gatt_rsp); - if (response_err != ESP_OK){ - ESP_LOGE(GATTS_TABLE_TAG, "Send response error"); - } - free(gatt_rsp); - }else{ - ESP_LOGE(GATTS_TABLE_TAG, "%s, malloc failed", __func__); - } - } - if (status != ESP_GATT_OK){ - return; - } - memcpy(prepare_write_env->prepare_buf + param->write.offset, - param->write.value, - param->write.len); - prepare_write_env->prepare_len += param->write.len; - -} - -void example_exec_write_event_env(prepare_type_env_t *prepare_write_env, esp_ble_gatts_cb_param_t *param){ - if (param->exec_write.exec_write_flag == ESP_GATT_PREP_WRITE_EXEC && prepare_write_env->prepare_buf){ - esp_log_buffer_hex(GATTS_TABLE_TAG, prepare_write_env->prepare_buf, prepare_write_env->prepare_len); - }else{ - ESP_LOGI(GATTS_TABLE_TAG,"ESP_GATT_PREP_WRITE_CANCEL"); - } - if (prepare_write_env->prepare_buf) { - free(prepare_write_env->prepare_buf); - prepare_write_env->prepare_buf = NULL; - } - prepare_write_env->prepare_len = 0; -} - -static void gatts_profile_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if, esp_ble_gatts_cb_param_t *param) -{ - switch (event) { - case ESP_GATTS_REG_EVT:{ - esp_err_t set_dev_name_ret = esp_ble_gap_set_device_name(SAMPLE_DEVICE_NAME); - if (set_dev_name_ret){ - ESP_LOGE(GATTS_TABLE_TAG, "set device name failed, error code = %x", set_dev_name_ret); - } - #ifdef CONFIG_SET_RAW_ADV_DATA - esp_err_t raw_adv_ret = esp_ble_gap_config_adv_data_raw(raw_adv_data, sizeof(raw_adv_data)); - if (raw_adv_ret){ - ESP_LOGE(GATTS_TABLE_TAG, "config raw adv data failed, error code = %x ", raw_adv_ret); - } - adv_config_done |= ADV_CONFIG_FLAG; - esp_err_t raw_scan_ret = esp_ble_gap_config_scan_rsp_data_raw(raw_scan_rsp_data, sizeof(raw_scan_rsp_data)); - if (raw_scan_ret){ - ESP_LOGE(GATTS_TABLE_TAG, "config raw scan rsp data failed, error code = %x", raw_scan_ret); - } - adv_config_done |= SCAN_RSP_CONFIG_FLAG; - #else - //config adv data - esp_err_t ret = esp_ble_gap_config_adv_data(&adv_data); - if (ret){ - ESP_LOGE(GATTS_TABLE_TAG, "config adv data failed, error code = %x", ret); - } - adv_config_done |= ADV_CONFIG_FLAG; - //config scan response data - ret = esp_ble_gap_config_adv_data(&scan_rsp_data); - if (ret){ - ESP_LOGE(GATTS_TABLE_TAG, "config scan response data failed, error code = %x", ret); - } - adv_config_done |= SCAN_RSP_CONFIG_FLAG; - #endif - esp_err_t create_attr_ret = esp_ble_gatts_create_attr_tab(gatt_db, gatts_if, HRS_IDX_NB, SVC_INST_ID); - if (create_attr_ret){ - ESP_LOGE(GATTS_TABLE_TAG, "create attr table failed, error code = %x", create_attr_ret); - } - } - break; - case ESP_GATTS_READ_EVT: - ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATTS_READ_EVT"); - break; - case ESP_GATTS_WRITE_EVT: - if (!param->write.is_prep){ - // the data length of gattc write must be less than GATTS_DEMO_CHAR_VAL_LEN_MAX. - ESP_LOGI(GATTS_TABLE_TAG, "GATT_WRITE_EVT, handle = %d, value len = %d, value :", param->write.handle, param->write.len); - esp_log_buffer_hex(GATTS_TABLE_TAG, param->write.value, param->write.len); - if (heart_rate_handle_table[IDX_CHAR_CFG_A] == param->write.handle && param->write.len == 2){ - uint16_t descr_value = param->write.value[1]<<8 | param->write.value[0]; - if (descr_value == 0x0001){ - ESP_LOGI(GATTS_TABLE_TAG, "notify enable"); - uint8_t notify_data[15]; - for (int i = 0; i < sizeof(notify_data); ++i) - { - notify_data[i] = i % 0xff; - } - //the size of notify_data[] need less than MTU size - esp_ble_gatts_send_indicate(gatts_if, param->write.conn_id, heart_rate_handle_table[IDX_CHAR_VAL_A], - sizeof(notify_data), notify_data, false); - }else if (descr_value == 0x0002){ - ESP_LOGI(GATTS_TABLE_TAG, "indicate enable"); - uint8_t indicate_data[15]; - for (int i = 0; i < sizeof(indicate_data); ++i) - { - indicate_data[i] = i % 0xff; - } - //the size of indicate_data[] need less than MTU size - esp_ble_gatts_send_indicate(gatts_if, param->write.conn_id, heart_rate_handle_table[IDX_CHAR_VAL_A], - sizeof(indicate_data), indicate_data, true); - } - else if (descr_value == 0x0000){ - ESP_LOGI(GATTS_TABLE_TAG, "notify/indicate disable "); - }else{ - ESP_LOGE(GATTS_TABLE_TAG, "unknown descr value"); - esp_log_buffer_hex(GATTS_TABLE_TAG, param->write.value, param->write.len); - } - - } - /* send response when param->write.need_rsp is true*/ - if (param->write.need_rsp){ - esp_ble_gatts_send_response(gatts_if, param->write.conn_id, param->write.trans_id, ESP_GATT_OK, NULL); - } - }else{ - /* handle prepare write */ - example_prepare_write_event_env(gatts_if, &prepare_write_env, param); - } - break; - case ESP_GATTS_EXEC_WRITE_EVT: - // the length of gattc prepare write data must be less than GATTS_DEMO_CHAR_VAL_LEN_MAX. - ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATTS_EXEC_WRITE_EVT"); - example_exec_write_event_env(&prepare_write_env, param); - break; - case ESP_GATTS_MTU_EVT: - ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATTS_MTU_EVT, MTU %d", param->mtu.mtu); - break; - case ESP_GATTS_CONF_EVT: - ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATTS_CONF_EVT, status = %d, attr_handle %d", param->conf.status, param->conf.handle); - break; - case ESP_GATTS_START_EVT: - ESP_LOGI(GATTS_TABLE_TAG, "SERVICE_START_EVT, status %d, service_handle %d", param->start.status, param->start.service_handle); - break; - case ESP_GATTS_CONNECT_EVT: - ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATTS_CONNECT_EVT, conn_id = %d", param->connect.conn_id); - esp_log_buffer_hex(GATTS_TABLE_TAG, param->connect.remote_bda, 6); - esp_ble_conn_update_params_t conn_params = {0}; - memcpy(conn_params.bda, param->connect.remote_bda, sizeof(esp_bd_addr_t)); - /* For the iOS system, please refer to Apple official documents about the BLE connection parameters restrictions. */ - conn_params.latency = 0; - conn_params.max_int = 0x20; // max_int = 0x20*1.25ms = 40ms - conn_params.min_int = 0x10; // min_int = 0x10*1.25ms = 20ms - conn_params.timeout = 400; // timeout = 400*10ms = 4000ms - //start sent the update connection parameters to the peer device. - esp_ble_gap_update_conn_params(&conn_params); - break; - case ESP_GATTS_DISCONNECT_EVT: - ESP_LOGI(GATTS_TABLE_TAG, "ESP_GATTS_DISCONNECT_EVT, reason = 0x%x", param->disconnect.reason); - esp_ble_gap_start_advertising(&adv_params); - break; - case ESP_GATTS_CREAT_ATTR_TAB_EVT:{ - if (param->add_attr_tab.status != ESP_GATT_OK){ - ESP_LOGE(GATTS_TABLE_TAG, "create attribute table failed, error code=0x%x", param->add_attr_tab.status); - } - else if (param->add_attr_tab.num_handle != HRS_IDX_NB){ - ESP_LOGE(GATTS_TABLE_TAG, "create attribute table abnormally, num_handle (%d) \ - doesn't equal to HRS_IDX_NB(%d)", param->add_attr_tab.num_handle, HRS_IDX_NB); - } - else { - ESP_LOGI(GATTS_TABLE_TAG, "create attribute table successfully, the number handle = %d\n",param->add_attr_tab.num_handle); - memcpy(heart_rate_handle_table, param->add_attr_tab.handles, sizeof(heart_rate_handle_table)); - esp_ble_gatts_start_service(heart_rate_handle_table[IDX_SVC]); - } - break; - } - case ESP_GATTS_STOP_EVT: - case ESP_GATTS_OPEN_EVT: - case ESP_GATTS_CANCEL_OPEN_EVT: - case ESP_GATTS_CLOSE_EVT: - case ESP_GATTS_LISTEN_EVT: - case ESP_GATTS_CONGEST_EVT: - case ESP_GATTS_UNREG_EVT: - case ESP_GATTS_DELETE_EVT: - default: - break; - } -} - - -static void gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if, esp_ble_gatts_cb_param_t *param) -{ - - /* If event is register event, store the gatts_if for each profile */ - if (event == ESP_GATTS_REG_EVT) { - if (param->reg.status == ESP_GATT_OK) { - heart_rate_profile_tab[PROFILE_APP_IDX].gatts_if = gatts_if; - } else { - ESP_LOGE(GATTS_TABLE_TAG, "reg app failed, app_id %04x, status %d", - param->reg.app_id, - param->reg.status); - return; - } - } - do { - int idx; - for (idx = 0; idx < PROFILE_NUM; idx++) { - /* ESP_GATT_IF_NONE, not specify a certain gatt_if, need to call every profile cb function */ - if (gatts_if == ESP_GATT_IF_NONE || gatts_if == heart_rate_profile_tab[idx].gatts_if) { - if (heart_rate_profile_tab[idx].gatts_cb) { - heart_rate_profile_tab[idx].gatts_cb(event, gatts_if, param); - } - } - } - } while (0); -} - -void app_main(void) -{ - esp_err_t ret; - - /* Initialize NVS. */ - ret = nvs_flash_init(); - if (ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND) { - ESP_ERROR_CHECK(nvs_flash_erase()); - ret = nvs_flash_init(); - } - ESP_ERROR_CHECK( ret ); - - ESP_ERROR_CHECK(esp_bt_controller_mem_release(ESP_BT_MODE_CLASSIC_BT)); - - esp_bt_controller_config_t bt_cfg = BT_CONTROLLER_INIT_CONFIG_DEFAULT(); - ret = esp_bt_controller_init(&bt_cfg); - if (ret) { - ESP_LOGE(GATTS_TABLE_TAG, "%s enable controller failed: %s", __func__, esp_err_to_name(ret)); - return; - } - - ret = esp_bt_controller_enable(ESP_BT_MODE_BLE); - if (ret) { - ESP_LOGE(GATTS_TABLE_TAG, "%s enable controller failed: %s", __func__, esp_err_to_name(ret)); - return; - } - - ret = esp_bluedroid_init(); - if (ret) { - ESP_LOGE(GATTS_TABLE_TAG, "%s init bluetooth failed: %s", __func__, esp_err_to_name(ret)); - return; - } - - ret = esp_bluedroid_enable(); - if (ret) { - ESP_LOGE(GATTS_TABLE_TAG, "%s enable bluetooth failed: %s", __func__, esp_err_to_name(ret)); - return; - } - - ret = esp_ble_gatts_register_callback(gatts_event_handler); - if (ret){ - ESP_LOGE(GATTS_TABLE_TAG, "gatts register error, error code = %x", ret); - return; - } - - ret = esp_ble_gap_register_callback(gap_event_handler); - if (ret){ - ESP_LOGE(GATTS_TABLE_TAG, "gap register error, error code = %x", ret); - return; - } - - ret = esp_ble_gatts_app_register(ESP_APP_ID); - if (ret){ - ESP_LOGE(GATTS_TABLE_TAG, "gatts app register error, error code = %x", ret); - return; - } - - esp_err_t local_mtu_ret = esp_ble_gatt_set_local_mtu(500); - if (local_mtu_ret){ - ESP_LOGE(GATTS_TABLE_TAG, "set local MTU failed, error code = %x", local_mtu_ret); - } +void app_main(void){ + ble_init(); }