diff --git a/examples/bluetooth/gatt_server/README.rst b/examples/bluetooth/gatt_server/README.rst index bbfd76626..a4fa38d0a 100644 --- a/examples/bluetooth/gatt_server/README.rst +++ b/examples/bluetooth/gatt_server/README.rst @@ -1,20 +1,8 @@ ESP-IDF GATT SERVER demo ======================== -This is the demo for user to use ESP_APIs to create a GATT Server. - -Options choose step: - 1. make menuconfig. - 2. enter menuconfig "Component config". - 3. enter menuconfig "Example 'GATT SERVER' Config". - 4. choose your options. - -UPDATE NOTE -=========== - -2017-01-19: - 1. Use New APIs to set raw advertising data and raw scan response data. - 2. Could use macro CONFIG_SET_RAW_ADV_DATA (should use menuconfig) to config use raw advertising/scan_response - or use structure do automatically config. The macro CONFIG_SET_RAW_ADV will effect both advertising data - and scan_response data. +This is the demo for user to use ESP_APIs to create a GATT Server.The demo can send adv data, +be connected by client. Run the gatt_client demo, the client demo will automatically connect +to the gatt_server demo. The client demo will enable gatt_server's notify after connection. +Then the two devices will exchange data. diff --git a/examples/bluetooth/gatt_server/main/gatts_demo.c b/examples/bluetooth/gatt_server/main/gatts_demo.c index a49e3f81c..b6e15b9dd 100644 --- a/examples/bluetooth/gatt_server/main/gatts_demo.c +++ b/examples/bluetooth/gatt_server/main/gatts_demo.c @@ -1,4 +1,4 @@ -// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD +// Copyright 2015-2017 Espressif Systems (Shanghai) PTE LTD // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. @@ -12,6 +12,16 @@ // See the License for the specific language governing permissions and // limitations under the License. +/**************************************************************************** +* +* This file is for gatt server. It can send adv data, be connected by clent. +* Run the gatt_client demo, the client demo will automatically connect to the gatt_server demo. +* Client demo will enable gatt_server's notify after connection. Then two devices will exchange +* data. +* +****************************************************************************/ + + #include #include #include @@ -22,7 +32,6 @@ #include "esp_log.h" #include "nvs_flash.h" #include "bt.h" -#include "bta_api.h" #include "esp_gap_ble_api.h" #include "esp_gatts_api.h" @@ -34,7 +43,7 @@ #define GATTS_TAG "GATTS_DEMO" -///Declare the static function +///Declare the static function static void gatts_profile_a_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if, esp_ble_gatts_cb_param_t *param); static void gatts_profile_b_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if, esp_ble_gatts_cb_param_t *param); @@ -56,13 +65,20 @@ static void gatts_profile_b_event_handler(esp_gatts_cb_event_t event, esp_gatt_i #define PREPARE_BUF_MAX_SIZE 1024 uint8_t char1_str[] = {0x11,0x22,0x33}; -esp_attr_value_t gatts_demo_char1_val = +esp_gatt_char_prop_t a_property = 0; +esp_gatt_char_prop_t b_property = 0; + +esp_attr_value_t gatts_demo_char1_val = { .attr_max_len = GATTS_DEMO_CHAR_VAL_LEN_MAX, .attr_len = sizeof(char1_str), .attr_value = char1_str, }; +static uint8_t adv_config_done = 0; +#define adv_config_flag (1 << 0) +#define scan_rsp_config_flag (1 << 1) + #ifdef CONFIG_SET_RAW_ADV_DATA static uint8_t raw_adv_data[] = { 0x02, 0x01, 0x06, @@ -73,16 +89,19 @@ static uint8_t raw_scan_rsp_data[] = { 0x45, 0x4d, 0x4f }; #else -static uint8_t test_service_uuid128[32] = { + +static uint8_t adv_service_uuid128[32] = { /* LSB <--------------------------------------------------------------------------------> MSB */ //first uuid, 16bit, [12],[13] is the value - 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, 0x00, 0x10, 0x00, 0x00, 0xAB, 0xCD, 0x00, 0x00, + 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, 0x00, 0x10, 0x00, 0x00, 0xEE, 0x00, 0x00, 0x00, //second uuid, 32bit, [12], [13], [14], [15] is the value - 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, 0x00, 0x10, 0x00, 0x00, 0xAB, 0xCD, 0xAB, 0xCD, + 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 uint8_t test_manufacturer[TEST_MANUFACTURER_DATA_LEN] = {0x12, 0x23, 0x45, 0x56}; -static esp_ble_adv_data_t test_adv_data = { +//adv data +static esp_ble_adv_data_t adv_data = { .set_scan_rsp = false, .include_name = true, .include_txpower = true, @@ -94,12 +113,29 @@ static esp_ble_adv_data_t test_adv_data = { .service_data_len = 0, .p_service_data = NULL, .service_uuid_len = 32, - .p_service_uuid = test_service_uuid128, + .p_service_uuid = adv_service_uuid128, .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 = 0x20, + .max_interval = 0x40, + .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 = 32, + .p_service_uuid = adv_service_uuid128, + .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 test_adv_params = { +static esp_ble_adv_params_t adv_params = { .adv_int_min = 0x20, .adv_int_max = 0x40, .adv_type = ADV_TYPE_IND, @@ -155,15 +191,33 @@ void example_exec_write_event_env(prepare_type_env_t *prepare_write_env, esp_ble static void gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param) { switch (event) { - case ESP_GAP_BLE_ADV_DATA_SET_COMPLETE_EVT: - esp_ble_gap_start_advertising(&test_adv_params); - break; +#ifdef CONFIG_SET_RAW_ADV_DATA case ESP_GAP_BLE_ADV_DATA_RAW_SET_COMPLETE_EVT: - esp_ble_gap_start_advertising(&test_adv_params); + 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: - esp_ble_gap_start_advertising(&test_adv_params); + 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) { @@ -200,7 +254,7 @@ void example_write_event_env(esp_gatt_if_t gatts_if, prepare_type_env_t *prepare 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) { - LOG_ERROR("Gatt_server prep no mem\n"); + ESP_LOGE(GATTS_TAG, "Gatt_server prep no mem\n"); status = ESP_GATT_NO_RESOURCES; } } else { @@ -219,7 +273,7 @@ void example_write_event_env(esp_gatt_if_t gatts_if, prepare_type_env_t *prepare 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){ - LOG_ERROR("Send response error\n"); + ESP_LOGE(GATTS_TAG, "Send response error\n"); } free(gatt_rsp); if (status != ESP_GATT_OK){ @@ -260,10 +314,30 @@ static void gatts_profile_a_event_handler(esp_gatts_cb_event_t event, esp_gatt_i esp_ble_gap_set_device_name(TEST_DEVICE_NAME); #ifdef CONFIG_SET_RAW_ADV_DATA - esp_ble_gap_config_adv_data_raw(raw_adv_data, sizeof(raw_adv_data)); - esp_ble_gap_config_scan_rsp_data_raw(raw_scan_rsp_data, sizeof(raw_scan_rsp_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_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_TAG, "config raw scan rsp data failed, error code = %x", raw_scan_ret); + } + adv_config_done |= scan_rsp_config_flag; #else - esp_ble_gap_config_adv_data(&test_adv_data); + //config adv data + esp_err_t ret = esp_ble_gap_config_adv_data(&adv_data); + if (ret){ + ESP_LOGE(GATTS_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_TAG, "config scan response data failed, error code = %x", ret); + } + adv_config_done |= scan_rsp_config_flag; + #endif esp_ble_gatts_create_service(gatts_if, &gl_profile_tab[PROFILE_A_APP_ID].service_id, GATTS_NUM_HANDLE_TEST_A); break; @@ -282,8 +356,46 @@ static void gatts_profile_a_event_handler(esp_gatts_cb_event_t event, esp_gatt_i break; } case ESP_GATTS_WRITE_EVT: { - ESP_LOGI(GATTS_TAG, "GATT_WRITE_EVT, conn_id %d, trans_id %d, handle %d\n", param->write.conn_id, param->write.trans_id, param->write.handle); - ESP_LOGI(GATTS_TAG, "GATT_WRITE_EVT, value len %d, value %08x\n", param->write.len, *(uint32_t *)param->write.value); + ESP_LOGI(GATTS_TAG, "GATT_WRITE_EVT, conn_id %d, trans_id %d, handle %d", param->write.conn_id, param->write.trans_id, param->write.handle); + if (!param->write.is_prep){ + ESP_LOGI(GATTS_TAG, "GATT_WRITE_EVT, value len %d, value :", param->write.len); + esp_log_buffer_hex(GATTS_TAG, param->write.value, param->write.len); + if (gl_profile_tab[PROFILE_A_APP_ID].descr_handle == param->write.handle && param->write.len == 2){ + uint16_t descr_value = param->write.value[1]<<8 | param->write.value[0]; + if (descr_value == 0x0001){ + if (a_property & ESP_GATT_CHAR_PROP_BIT_NOTIFY){ + ESP_LOGI(GATTS_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, gl_profile_tab[PROFILE_A_APP_ID].char_handle, + sizeof(notify_data), notify_data, false); + } + }else if (descr_value == 0x0002){ + if (a_property & ESP_GATT_CHAR_PROP_BIT_INDICATE){ + ESP_LOGI(GATTS_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, gl_profile_tab[PROFILE_A_APP_ID].char_handle, + sizeof(indicate_data), indicate_data, true); + } + } + else if (descr_value == 0x0000){ + ESP_LOGI(GATTS_TAG, "notify/indicate disable "); + }else{ + ESP_LOGE(GATTS_TAG, "unknown descr value"); + esp_log_buffer_hex(GATTS_TAG, param->write.value, param->write.len); + } + + } + } example_write_event_env(gatts_if, &a_prepare_write_env, param); break; } @@ -293,6 +405,8 @@ static void gatts_profile_a_event_handler(esp_gatts_cb_event_t event, esp_gatt_i example_exec_write_event_env(&a_prepare_write_env, param); break; case ESP_GATTS_MTU_EVT: + ESP_LOGI(GATTS_TAG, "ESP_GATTS_MTU_EVT, MTU %d", param->mtu.mtu); + break; case ESP_GATTS_CONF_EVT: case ESP_GATTS_UNREG_EVT: break; @@ -303,11 +417,14 @@ static void gatts_profile_a_event_handler(esp_gatts_cb_event_t event, esp_gatt_i gl_profile_tab[PROFILE_A_APP_ID].char_uuid.uuid.uuid16 = GATTS_CHAR_UUID_TEST_A; esp_ble_gatts_start_service(gl_profile_tab[PROFILE_A_APP_ID].service_handle); - - esp_ble_gatts_add_char(gl_profile_tab[PROFILE_A_APP_ID].service_handle, &gl_profile_tab[PROFILE_A_APP_ID].char_uuid, - ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, - ESP_GATT_CHAR_PROP_BIT_READ | ESP_GATT_CHAR_PROP_BIT_WRITE | ESP_GATT_CHAR_PROP_BIT_NOTIFY, - &gatts_demo_char1_val, NULL); + a_property = ESP_GATT_CHAR_PROP_BIT_READ | ESP_GATT_CHAR_PROP_BIT_WRITE | ESP_GATT_CHAR_PROP_BIT_NOTIFY; + esp_err_t add_char_ret = esp_ble_gatts_add_char(gl_profile_tab[PROFILE_A_APP_ID].service_handle, &gl_profile_tab[PROFILE_A_APP_ID].char_uuid, + ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, + a_property, + &gatts_demo_char1_val, NULL); + if (add_char_ret){ + ESP_LOGE(GATTS_TAG, "add char failed, error code =%x",add_char_ret); + } break; case ESP_GATTS_ADD_INCL_SRVC_EVT: break; @@ -320,17 +437,24 @@ static void gatts_profile_a_event_handler(esp_gatts_cb_event_t event, esp_gatt_i gl_profile_tab[PROFILE_A_APP_ID].char_handle = param->add_char.attr_handle; gl_profile_tab[PROFILE_A_APP_ID].descr_uuid.len = ESP_UUID_LEN_16; gl_profile_tab[PROFILE_A_APP_ID].descr_uuid.uuid.uuid16 = ESP_GATT_UUID_CHAR_CLIENT_CONFIG; - esp_ble_gatts_get_attr_value(param->add_char.attr_handle, &length, &prf_char); + esp_err_t get_attr_ret = esp_ble_gatts_get_attr_value(param->add_char.attr_handle, &length, &prf_char); + if (get_attr_ret == ESP_FAIL){ + ESP_LOGE(GATTS_TAG, "ILLEGAL HANDLE"); + } ESP_LOGI(GATTS_TAG, "the gatts demo char length = %x\n", length); for(int i = 0; i < length; i++){ ESP_LOGI(GATTS_TAG, "prf_char[%x] =%x\n",i,prf_char[i]); } - esp_ble_gatts_add_char_descr(gl_profile_tab[PROFILE_A_APP_ID].service_handle, &gl_profile_tab[PROFILE_A_APP_ID].descr_uuid, - ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, NULL, NULL); + esp_err_t add_descr_ret = esp_ble_gatts_add_char_descr(gl_profile_tab[PROFILE_A_APP_ID].service_handle, &gl_profile_tab[PROFILE_A_APP_ID].descr_uuid, + ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, NULL, NULL); + if (add_descr_ret){ + ESP_LOGE(GATTS_TAG, "add char descr failed, error code =%x", add_descr_ret); + } break; } case ESP_GATTS_ADD_CHAR_DESCR_EVT: + gl_profile_tab[PROFILE_A_APP_ID].descr_handle = param->add_char.attr_handle; ESP_LOGI(GATTS_TAG, "ADD_DESCR_EVT, status %d, attr_handle %d, service_handle %d\n", param->add_char.status, param->add_char.attr_handle, param->add_char.service_handle); break; @@ -350,7 +474,7 @@ static void gatts_profile_a_event_handler(esp_gatts_cb_event_t event, esp_gatt_i conn_params.max_int = 0x50; // max_int = 0x50*1.25ms = 100ms conn_params.min_int = 0x30; // min_int = 0x30*1.25ms = 60ms conn_params.timeout = 400; // timeout = 400*10ms = 4000ms - ESP_LOGI(GATTS_TAG, "ESP_GATTS_CONNECT_EVT, conn_id %d, remote %02x:%02x:%02x:%02x:%02x:%02x:, is_conn %d\n", + ESP_LOGI(GATTS_TAG, "ESP_GATTS_CONNECT_EVT, conn_id %d, remote %02x:%02x:%02x:%02x:%02x:%02x:, is_conn %d", param->connect.conn_id, param->connect.remote_bda[0], param->connect.remote_bda[1], param->connect.remote_bda[2], param->connect.remote_bda[3], param->connect.remote_bda[4], param->connect.remote_bda[5], @@ -361,7 +485,8 @@ static void gatts_profile_a_event_handler(esp_gatts_cb_event_t event, esp_gatt_i break; } case ESP_GATTS_DISCONNECT_EVT: - esp_ble_gap_start_advertising(&test_adv_params); + ESP_LOGI(GATTS_TAG, "ESP_GATTS_DISCONNECT_EVT"); + esp_ble_gap_start_advertising(&adv_params); break; case ESP_GATTS_OPEN_EVT: case ESP_GATTS_CANCEL_OPEN_EVT: @@ -400,7 +525,44 @@ static void gatts_profile_b_event_handler(esp_gatts_cb_event_t event, esp_gatt_i } case ESP_GATTS_WRITE_EVT: { ESP_LOGI(GATTS_TAG, "GATT_WRITE_EVT, conn_id %d, trans_id %d, handle %d\n", param->write.conn_id, param->write.trans_id, param->write.handle); - ESP_LOGI(GATTS_TAG, "GATT_WRITE_EVT, value len %d, value %08x\n", param->write.len, *(uint32_t *)param->write.value); + if (!param->write.is_prep){ + ESP_LOGI(GATTS_TAG, "GATT_WRITE_EVT, value len %d, value :", param->write.len); + esp_log_buffer_hex(GATTS_TAG, param->write.value, param->write.len); + if (gl_profile_tab[PROFILE_B_APP_ID].descr_handle == param->write.handle && param->write.len == 2){ + uint16_t descr_value= param->write.value[1]<<8 | param->write.value[0]; + if (descr_value == 0x0001){ + if (b_property & ESP_GATT_CHAR_PROP_BIT_NOTIFY){ + ESP_LOGI(GATTS_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, gl_profile_tab[PROFILE_B_APP_ID].char_handle, + sizeof(notify_data), notify_data, false); + } + }else if (descr_value == 0x0002){ + if (b_property & ESP_GATT_CHAR_PROP_BIT_INDICATE){ + ESP_LOGI(GATTS_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, gl_profile_tab[PROFILE_B_APP_ID].char_handle, + sizeof(indicate_data), indicate_data, true); + } + } + else if (descr_value == 0x0000){ + ESP_LOGI(GATTS_TAG, "notify/indicate disable "); + }else{ + ESP_LOGE(GATTS_TAG, "unknown value"); + } + + } + } example_write_event_env(gatts_if, &b_prepare_write_env, param); break; } @@ -410,6 +572,8 @@ static void gatts_profile_b_event_handler(esp_gatts_cb_event_t event, esp_gatt_i example_exec_write_event_env(&b_prepare_write_env, param); break; case ESP_GATTS_MTU_EVT: + ESP_LOGI(GATTS_TAG, "ESP_GATTS_MTU_EVT, MTU %d", param->mtu.mtu); + break; case ESP_GATTS_CONF_EVT: case ESP_GATTS_UNREG_EVT: break; @@ -420,11 +584,14 @@ static void gatts_profile_b_event_handler(esp_gatts_cb_event_t event, esp_gatt_i gl_profile_tab[PROFILE_B_APP_ID].char_uuid.uuid.uuid16 = GATTS_CHAR_UUID_TEST_B; esp_ble_gatts_start_service(gl_profile_tab[PROFILE_B_APP_ID].service_handle); - - esp_ble_gatts_add_char(gl_profile_tab[PROFILE_B_APP_ID].service_handle, &gl_profile_tab[PROFILE_B_APP_ID].char_uuid, - ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, - ESP_GATT_CHAR_PROP_BIT_READ | ESP_GATT_CHAR_PROP_BIT_WRITE | ESP_GATT_CHAR_PROP_BIT_NOTIFY, - NULL, NULL); + b_property = ESP_GATT_CHAR_PROP_BIT_READ | ESP_GATT_CHAR_PROP_BIT_WRITE | ESP_GATT_CHAR_PROP_BIT_NOTIFY; + esp_err_t add_char_ret =esp_ble_gatts_add_char( gl_profile_tab[PROFILE_B_APP_ID].service_handle, &gl_profile_tab[PROFILE_B_APP_ID].char_uuid, + ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE, + b_property, + NULL, NULL); + if (add_char_ret){ + ESP_LOGE(GATTS_TAG, "add char failed, error code =%x",add_char_ret); + } break; case ESP_GATTS_ADD_INCL_SRVC_EVT: break; @@ -440,6 +607,7 @@ static void gatts_profile_b_event_handler(esp_gatts_cb_event_t event, esp_gatt_i NULL, NULL); break; case ESP_GATTS_ADD_CHAR_DESCR_EVT: + gl_profile_tab[PROFILE_B_APP_ID].descr_handle = param->add_char.attr_handle; ESP_LOGI(GATTS_TAG, "ADD_DESCR_EVT, status %d, attr_handle %d, service_handle %d\n", param->add_char.status, param->add_char.attr_handle, param->add_char.service_handle); break; @@ -452,7 +620,7 @@ static void gatts_profile_b_event_handler(esp_gatts_cb_event_t event, esp_gatt_i case ESP_GATTS_STOP_EVT: break; case ESP_GATTS_CONNECT_EVT: - ESP_LOGI(GATTS_TAG, "CONNECT_EVT, conn_id %d, remote %02x:%02x:%02x:%02x:%02x:%02x:, is_conn %d\n", + ESP_LOGI(GATTS_TAG, "CONNECT_EVT, conn_id %d, remote %02x:%02x:%02x:%02x:%02x:%02x:, is_conn %d", param->connect.conn_id, param->connect.remote_bda[0], param->connect.remote_bda[1], param->connect.remote_bda[2], param->connect.remote_bda[3], param->connect.remote_bda[4], param->connect.remote_bda[5], @@ -478,7 +646,7 @@ static void gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_ gl_profile_tab[param->reg.app_id].gatts_if = gatts_if; } else { ESP_LOGI(GATTS_TAG, "Reg app failed, app_id %04x, status %d\n", - param->reg.app_id, + param->reg.app_id, param->reg.status); return; } @@ -534,10 +702,26 @@ void app_main() return; } - esp_ble_gatts_register_callback(gatts_event_handler); - esp_ble_gap_register_callback(gap_event_handler); - esp_ble_gatts_app_register(PROFILE_A_APP_ID); - esp_ble_gatts_app_register(PROFILE_B_APP_ID); + ret = esp_ble_gatts_register_callback(gatts_event_handler); + if (ret){ + ESP_LOGE(GATTS_TAG, "gatts register error, error code = %x", ret); + return; + } + ret = esp_ble_gap_register_callback(gap_event_handler); + if (ret){ + ESP_LOGE(GATTS_TAG, "gap register error, error code = %x", ret); + return; + } + ret = esp_ble_gatts_app_register(PROFILE_A_APP_ID); + if (ret){ + ESP_LOGE(GATTS_TAG, "gatts app register error, error code = %x", ret); + return; + } + ret = esp_ble_gatts_app_register(PROFILE_B_APP_ID); + if (ret){ + ESP_LOGE(GATTS_TAG, "gatts app register error, error code = %x", ret); + return; + } return; }