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602 lines
22 KiB
C
602 lines
22 KiB
C
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <string.h>
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#include "esp_gattc_api.h"
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#include "btc_manage.h"
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#include "btc_gattc.h"
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/*******************************************************************************
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**
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** @function esp_ble_gattc_app_register_callback
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**
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** @brief This function is called to register application callbacks
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** with GATTC module.
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**
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** @param[in] callback - pointer to the application callback function.
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**
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** @return ESP_OK - success, other - failed
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**
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*******************************************************************************/
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esp_err_t esp_ble_gattc_register_callback(esp_profile_cb_t callback)
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{
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btc_msg_t msg;
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esp_ble_gattc_args_t arg;
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if (callback == NULL) {
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return ESP_FAIL;
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}
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btc_profile_cb_set(BTC_PID_GATTC, callback);
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return ESP_OK;
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}
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/*******************************************************************************
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**
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** @function esp_ble_gattc_app_register
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**
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** @brief This function is called to register application
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** with GATTC module.
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**
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** @param[in] app_id : Application Identitfy (UUID), for different application
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**
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** @return ESP_OK - success, other - failed
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**
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*******************************************************************************/
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esp_err_t esp_ble_gattc_app_register(uint16_t app_id)
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{
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btc_msg_t msg;
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esp_ble_gattc_args_t arg;
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msg.sig = BTC_SIG_API_CALL;
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msg.pid = BTC_PID_GATTC;
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msg.act = BTC_GATTC_ACT_APP_REGISTER;
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arg.app_id = app_id;
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return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
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}
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/*******************************************************************************
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**
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** @function esp_ble_gattc_app_unregister
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**
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** @brief This function is called to unregister an application
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** from GATTC module.
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**
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** @param[in] client_if - client interface identifier.
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**
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** @return None
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**
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*******************************************************************************/
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esp_err_t esp_ble_gattc_app_unregister(esp_gatt_if_t gatt_if)
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{
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btc_msg_t msg;
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esp_ble_gattc_args_t arg;
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msg.sig = BTC_SIG_API_CALL;
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msg.pid = BTC_PID_GATTC;
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msg.act = BTC_GATTC_ACT_APP_UNREGISTER;
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arg.gatt_if = gatt_if;
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return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
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}
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/*******************************************************************************
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**
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** @function esp_ble_gattc_conn
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**
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** @brief Open a direct connection or add a background auto connection
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** bd address
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**
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** @param[in] gatt_if: application identity.
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** @param[in] remote_bda: remote device BD address.
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** @param[in] is_direct: direct connection or background auto connection
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**
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** @return ESP_OK - success, other - failed
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**
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*******************************************************************************/
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esp_err_t esp_ble_gattc_open(esp_gatt_if_t gatt_if, esp_bd_addr_t remote_bda, bool is_direct)
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{
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btc_msg_t msg;
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esp_ble_gattc_args_t arg;
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msg.sig = BTC_SIG_API_CALL;
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msg.pid = BTC_PID_GATTC;
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msg.act = BTC_GATTC_ACT_OPEN;
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arg.gatt_if = gatt_if;
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memcpy(arg.remote_bda, remote_bda, ESP_BD_ADDR_LEN);
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arg.is_direct = is_direct;
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return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
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}
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/*******************************************************************************
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**
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** @function esp_ble_gattc_close
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**
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** @brief Close a connection to a GATT server.
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**
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** @param[in] conn_id: connectino ID to be closed.
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**
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** @return ESP_OK - success, other - failed
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**
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*******************************************************************************/
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esp_err_t esp_ble_gattc_close (uint16_t conn_id)
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{
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btc_msg_t msg;
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esp_ble_gattc_args_t arg;
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msg.sig = BTC_SIG_API_CALL;
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msg.pid = BTC_PID_GATTC;
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msg.act = BTC_GATTC_ACT_CLOSE;
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arg.conn_id = conn_id;
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return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
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}
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/*******************************************************************************
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**
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** @function esp_ble_gattc_config_mtu
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**
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** @brief Configure the MTU size in the GATT channel. This can be done
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** only once per connection.
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**
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** @param[in] conn_id: connection ID.
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** mtu: desired MTU size to use.
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**
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** @return ESP_OK - success, other - failed
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**
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*******************************************************************************/
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esp_err_t esp_ble_gattc_config_mtu (uint16_t conn_id, uint16_t mtu)
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{
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btc_msg_t msg;
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esp_ble_gattc_args_t arg;
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if ((mtu < ESP_GATT_DEF_BLE_MTU_SIZE) || (mtu > ESP_GATT_MAX_MTU_SIZE)) {
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return ESP_GATT_ILLEGAL_PARAMETER;
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}
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msg.sig = BTC_SIG_API_CALL;
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msg.pid = BTC_PID_GATTC;
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msg.act = BTC_GATTC_ACT_CFG_MTU;
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arg.conn_id = conn_id;
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arg.mtu = mtu;
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return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
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}
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/*******************************************************************************
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**
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** @function esp_ble_gattc_search_service
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**
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** @brief This function is called to request a GATT service discovery
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** on a GATT server. This function report service search result
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** by a callback event, and followed by a service search complete
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** event.
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**
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** @param[in] conn_id: connection ID.
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** @param[in] filter_uuid: a UUID of the service application is interested in.
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** If Null, discover for all services.
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**
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** @return ESP_OK - success, other - failed
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**
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*******************************************************************************/
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esp_err_t esp_ble_gattc_search_service(uint16_t conn_id, esp_bt_uuid_t *filter_uuid)
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{
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btc_msg_t msg;
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esp_ble_gattc_args_t arg;
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msg.sig = BTC_SIG_API_CALL;
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msg.pid = BTC_PID_GATTC;
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msg.act = BTC_GATTC_ACT_SEARCH_SERVICE;
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arg.conn_id = conn_id;
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memcpy(&arg.uuid, filter_uuid, sizeof(esp_bt_uuid_t));
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return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
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}
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/****************************************************************************************************
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**
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** @function esp_ble_gattc_get_characteristic
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**
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** @brief This function is called to find the first characteristic of the
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** service on the given server.
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**
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** @param[in] conn_id: connection ID which identify the server.
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**
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** @param[in] srvc_id: serivce ID
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**
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** @param[in] start_char_id: the start characteristic ID
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**
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** @return ESP_OK - success, other - failed
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**
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*****************************************************************************************************/
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esp_err_t esp_ble_gattc_get_characteristic(uint16_t conn_id,
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esp_gatt_srvc_id_t *srvc_id,
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esp_gatt_id_t *start_char_id)
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{
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btc_msg_t msg;
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esp_ble_gattc_args_t arg;
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msg.sig = BTC_SIG_API_CALL;
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msg.pid = BTC_PID_GATTC;
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arg.conn_id = conn_id;
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memcpy(&arg.service_uuid, srvc_id, sizeof(esp_gatt_srvc_id_t));
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if (start_char_id) {
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memcpy(&arg.char_uuid, start_char_id, sizeof(esp_gatt_id_t));
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msg.act = BTC_GATTC_ACT_GET_NEXT_CHAR;
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} else {
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msg.act = BTC_GATTC_ACT_GET_FIRST_CHAR;
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}
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return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
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}
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/****************************************************************************************************
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**
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** @function esp_ble_gattc_get_descriptor
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**
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** @brief This function is called to find the descriptor of the
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** service on the given server.
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**
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** @param[in] conn_id: connection ID which identify the server.
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** @param[in] srvc_id: the service ID of which the characteristic is belonged to.
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** @param[in] char_id: Characteristic ID, if NULL find the first available
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** characteristic.
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** @param[in] start_descr_id: the sctart descriptor id
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**
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** @return ESP_OK - success, other - failed
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**
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*****************************************************************************************************/
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esp_err_t esp_ble_gattc_get_descriptor(uint16_t conn_id,
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esp_gatt_srvc_id_t *srvc_id,
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esp_gatt_id_t *char_id,
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esp_gatt_id_t *start_descr_id)
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{
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btc_msg_t msg;
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esp_ble_gattc_args_t arg;
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msg.sig = BTC_SIG_API_CALL;
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msg.pid = BTC_PID_GATTC;
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arg.conn_id = conn_id;
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memcpy(&arg.service_uuid, srvc_id, sizeof(esp_gatt_srvc_id_t));
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memcpy(&arg.char_uuid, char_id, sizeof(esp_gatt_id_t));
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if (start_descr_id) {
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memcpy(&arg.descr_uuid, start_descr_id, sizeof(esp_gatt_id_t));
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msg.act = BTC_GATTC_ACT_GET_NEXT_DESCR;
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} else {
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msg.act = BTC_GATTC_ACT_GET_FIRST_DESCR;
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}
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return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
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}
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/****************************************************************************************************
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**
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** @function esp_ble_gattc_get_include_service
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**
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** @brief This function is called to find the first characteristic of the
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** service on the given server.
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**
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** @param[in] conn_id: connection ID which identify the server.
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** @param[in] srvc_id: the service ID of which the characteristic is belonged to.
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** @param[in] start_incl_srvc_id: the start include service id
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**
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** @return ESP_OK - success, other - failed
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**
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*****************************************************************************************************/
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esp_err_t esp_ble_gattc_get_included_service(uint16_t conn_id,
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esp_gatt_srvc_id_t *srvc_id,
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esp_gatt_srvc_id_t *start_incl_srvc_id)
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{
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btc_msg_t msg;
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esp_ble_gattc_args_t arg;
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msg.sig = BTC_SIG_API_CALL;
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msg.pid = BTC_PID_GATTC;
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arg.conn_id = conn_id;
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memcpy(&arg.service_uuid, srvc_id, sizeof(esp_gatt_srvc_id_t));
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if (start_incl_srvc_id) {
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memcpy(&arg.start_service_uuid, start_incl_srvc_id, sizeof(esp_gatt_srvc_id_t));
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msg.act = BTC_GATTC_ACT_GET_NEXT_INCL_SERVICE;
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} else {
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msg.act = BTC_GATTC_ACT_GET_FIRST_INCL_SERVICE;
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}
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return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
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}
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/*******************************************************************************
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**
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** @function esp_ble_gattc_read_char
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**
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** @brief This function is called to read a service's characteristics of
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** the given characteritisc ID.UTH_REQ_NO_SCATTERNET
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**
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** @param[in] conn_id - connectino ID.
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** @param[in] srvc_id - serivcie ID.
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** @param[in] char_id - characteritic ID to read.
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** @param[in] auth_req - authenticate request type
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**
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** @return ESP_OK - success, other - failed
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**
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*******************************************************************************/
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esp_err_t esp_ble_gattc_read_char (uint16_t conn_id, esp_gatt_srvc_id_t *srvc_id,
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esp_gatt_id_t *char_id, esp_gatt_auth_req_t auth_req)
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{
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btc_msg_t msg;
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esp_ble_gattc_args_t arg;
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msg.sig = BTC_SIG_API_CALL;
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msg.pid = BTC_PID_GATTC;
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msg.act = BTC_GATTC_ACT_READ_CHAR;
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arg.conn_id = conn_id;
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memcpy(&arg.service_uuid, srvc_id, sizeof(esp_gatt_srvc_id_t));
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memcpy(&arg.char_uuid, char_id, sizeof(esp_gatt_id_t));
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arg.auth_req = auth_req;
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return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
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}
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/*******************************************************************************
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**
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** @function esp_ble_gattc_read_char_descr
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**
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** @brief This function is called to read a characteristics descriptor.
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**
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** @param[in] conn_id - connection ID.
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** @param[in] srvc_id - serivcie ID.
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** @param[in] descr_id - characteritic descriptor ID to read.
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** @param[in] auth_req - authenticate request type
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**
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** @return ESP_OK - success, other - failed
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**
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*******************************************************************************/
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esp_err_t esp_ble_gattc_read_char_descr (uint16_t conn_id,
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esp_gatt_srvc_id_t *srvc_id,
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esp_gatt_id_t *char_id,
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esp_gatt_id_t *descr_id,
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esp_gatt_auth_req_t auth_req)
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{
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btc_msg_t msg;
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esp_ble_gattc_args_t arg;
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msg.sig = BTC_SIG_API_CALL;
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msg.pid = BTC_PID_GATTC;
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msg.act = BTC_GATTC_ACT_READ_CHAR_DESCR;
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arg.conn_id = conn_id;
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memcpy(&arg.service_uuid, srvc_id, sizeof(esp_gatt_srvc_id_t));
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memcpy(&arg.char_uuid, char_id, sizeof(esp_gatt_id_t));
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memcpy(&arg.descr_uuid, descr_id, sizeof(esp_gatt_id_t));
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arg.auth_req = auth_req;
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return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
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}
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/*******************************************************************************
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**
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** @function esp_ble_gattc_write_char
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**
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** @brief This function is called to write characteristic value.
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**
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** @param[in] conn_id - connection ID.
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** @param[in] srvc_id - serivcie ID.
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** @param[in] char_id - characteristic ID to write.
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** @param[in] len: length of the data to be written.
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** @param[in] value - the value to be written.
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**
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** @return ESP_OK - success, other - failed
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**
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*******************************************************************************/
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esp_err_t esp_ble_gattc_write_char( uint16_t conn_id,
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esp_gatt_srvc_id_t *srvc_id,
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esp_gatt_id_t *char_id,
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uint16_t len,
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uint8_t *value,
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esp_gatt_auth_req_t auth_req)
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{
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btc_msg_t msg;
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esp_ble_gattc_args_t arg;
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msg.sig = BTC_SIG_API_CALL;
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msg.pid = BTC_PID_GATTC;
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msg.act = BTC_GATTC_ACT_WRITE_CHAR;
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arg.conn_id = (uint16_t) conn_id;
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memcpy(&arg.service_uuid, srvc_id, sizeof(esp_gatt_srvc_id_t));
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memcpy(&arg.char_uuid, char_id, sizeof(esp_gatt_id_t));
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arg.len = len > ESP_GATT_MAX_ATTR_LEN ? ESP_GATT_MAX_ATTR_LEN : len;
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memcpy(arg.value, value, arg.len);
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arg.auth_req = auth_req;
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return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
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}
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/*******************************************************************************
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**
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** @function esp_ble_gattc_write_char_descr
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**
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** @brief This function is called to write characteristic descriptor value.
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**
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** @param[in] conn_id - connection ID
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** @param[in] srvc_id - serivcie ID.
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** @param[in] char_id - characteristic ID.
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** @param[in] descr_id - characteristic descriptor ID to write.
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** @param[in] value - the value to be written.
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**
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** @return ESP_OK - success, other - failed
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**
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*******************************************************************************/
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esp_err_t esp_ble_gattc_write_char_descr (uint16_t conn_id,
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esp_gatt_srvc_id_t *srvc_id,
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esp_gatt_id_t *char_id,
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esp_gatt_id_t *descr_id,
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uint16_t len,
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uint8_t *value,
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esp_gatt_auth_req_t auth_req)
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{
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btc_msg_t msg;
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esp_ble_gattc_args_t arg;
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msg.sig = BTC_SIG_API_CALL;
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msg.pid = BTC_PID_GATTC;
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msg.act = BTC_GATTC_ACT_WRITE_CHAR_DESCR;
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arg.conn_id = (uint16_t) conn_id;
|
|
memcpy(&arg.service_uuid, srvc_id, sizeof(esp_gatt_srvc_id_t));
|
|
memcpy(&arg.char_uuid, char_id, sizeof(esp_gatt_id_t));
|
|
memcpy(&arg.descr_uuid, descr_id, sizeof(esp_gatt_id_t));
|
|
arg.len = len > ESP_GATT_MAX_ATTR_LEN ? ESP_GATT_MAX_ATTR_LEN : len;
|
|
memcpy(arg.value, value, arg.len);
|
|
arg.auth_req = auth_req;
|
|
return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** @function esp_ble_gattc_prepare_write
|
|
**
|
|
** @brief This function is called to prepare write a characteristic value.
|
|
**
|
|
** @param[in] conn_id - connection ID.
|
|
** @param[in] char_id - GATT characteritic ID of the service.
|
|
** @param[in] offset - offset of the write value.
|
|
** @param[in] len: length of the data to be written.
|
|
** @param[in] value - the value to be written.
|
|
**
|
|
** @return ESP_OK - success, other - failed
|
|
**
|
|
*******************************************************************************/
|
|
esp_err_t esp_ble_gattc_prepare_write(uint16_t conn_id,
|
|
esp_gatt_srvc_id_t *srvc_id,
|
|
esp_gatt_id_t *char_id,
|
|
uint16_t offset,
|
|
uint16_t len,
|
|
uint8_t *data,
|
|
esp_gatt_auth_req_t auth_req)
|
|
{
|
|
//TODO: Review this function
|
|
btc_msg_t msg;
|
|
esp_ble_gattc_args_t arg;
|
|
|
|
msg.sig = BTC_SIG_API_CALL;
|
|
msg.pid = BTC_PID_GATTC;
|
|
msg.act = BTC_GATTC_ACT_PREPARE_WRITE;
|
|
arg.conn_id = conn_id;
|
|
memcpy(&arg.service_uuid, srvc_id, sizeof(esp_gatt_srvc_id_t));
|
|
memcpy(&arg.char_uuid, char_id, sizeof(esp_gatt_id_t));
|
|
arg.offset = offset;
|
|
arg.len = len > ESP_GATT_MAX_ATTR_LEN ? ESP_GATT_MAX_ATTR_LEN : len; // length check ?
|
|
memcpy(arg.value, data, arg.len);
|
|
arg.auth_req = auth_req;
|
|
return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
|
|
}
|
|
|
|
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** @function esp_ble_gattc_execu_write
|
|
**
|
|
** @brief This function is called to execute write a prepare write sequence.
|
|
**
|
|
** @param[in] conn_id - connection ID.
|
|
** @param[in] is_execute - execute or cancel.
|
|
**
|
|
** @return ESP_OK - success, other - failed
|
|
**
|
|
*******************************************************************************/
|
|
esp_err_t esp_ble_gattc_execute_write (uint16_t conn_id, bool is_execute)
|
|
{
|
|
btc_msg_t msg;
|
|
esp_ble_gattc_args_t arg;
|
|
|
|
msg.sig = BTC_SIG_API_CALL;
|
|
msg.pid = BTC_PID_GATTC;
|
|
msg.act = BTC_GATTC_ACT_EXECUTE_WRITE;
|
|
arg.conn_id = conn_id;
|
|
arg.is_execute = is_execute;
|
|
return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
|
|
}
|
|
|
|
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** @function esp_ble_gattc_register_for_notify
|
|
**
|
|
** @brief This function is called to register for notification of a service.
|
|
**
|
|
** @param[in] gatt_if - gatt interface id.
|
|
** @param[in] bda - target GATT server.
|
|
** @param[in] srvc_id - pointer to GATT service ID.
|
|
** @param[in] char_id - pointer to GATT characteristic ID.
|
|
**
|
|
** @return OK if registration succeed, otherwise failed.
|
|
**
|
|
*******************************************************************************/
|
|
esp_gatt_status_t esp_ble_gattc_register_for_notify (esp_gatt_if_t gatt_if,
|
|
esp_bd_addr_t server_bda,
|
|
esp_gatt_srvc_id_t *srvc_id,
|
|
esp_gatt_id_t *char_id)
|
|
{
|
|
btc_msg_t msg;
|
|
esp_ble_gattc_args_t arg;
|
|
|
|
msg.sig = BTC_SIG_API_CALL;
|
|
msg.pid = BTC_PID_GATTC;
|
|
msg.act = BTC_GATTC_ACT_REG_FOR_NOTIFY;
|
|
arg.gatt_if = gatt_if;
|
|
memcpy(&arg.remote_bda, &server_bda, sizeof(esp_bd_addr_t));
|
|
memcpy(&arg.service_uuid, srvc_id, sizeof(esp_gatt_srvc_id_t));
|
|
memcpy(&arg.char_uuid, char_id, sizeof(esp_gatt_id_t));
|
|
return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
|
|
}
|
|
|
|
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** @function esp_ble_gattc_unregister_ntf
|
|
**
|
|
** @brief This function is called to de-register for notification of a service.
|
|
**
|
|
** @param[in] gatt_if - gatt interface id.
|
|
** @param[in] bda - target GATT server.
|
|
** @param[in] srvc_id - pointer to GATT service ID.
|
|
** @param[in] char_id - pointer to GATT characteristic ID.
|
|
**
|
|
** @return OK if deregistration succeed, otherwise failed.
|
|
**
|
|
*******************************************************************************/
|
|
esp_gatt_status_t esp_ble_gattc_unregister_for_notify (esp_gatt_if_t gatt_if,
|
|
esp_bd_addr_t server_bda,
|
|
esp_gatt_srvc_id_t *srvc_id,
|
|
esp_gatt_id_t *char_id)
|
|
{
|
|
btc_msg_t msg;
|
|
esp_ble_gattc_args_t arg;
|
|
|
|
msg.sig = BTC_SIG_API_CALL;
|
|
msg.pid = BTC_PID_GATTC;
|
|
msg.act = BTC_GATTC_ACT_UNREG_FOR_NOTIFY;
|
|
arg.gatt_if = gatt_if;
|
|
memcpy(&arg.remote_bda, &server_bda, sizeof(esp_bd_addr_t));
|
|
memcpy(&arg.service_uuid, srvc_id, sizeof(esp_gatt_srvc_id_t));
|
|
memcpy(&arg.char_uuid, char_id, sizeof(esp_gatt_id_t));
|
|
return (btc_transfer_context(&msg, &arg, sizeof(esp_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
|
|
}
|
|
|