mirror of
https://github.com/jam422470459/EPD-nRF52-hema213.git
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move components to SDK dir
This commit is contained in:
Shuanglei Tao
244
SDK/12.3.0_d7731ad/components/ble/ble_services/ble_lls/ble_lls.c
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244
SDK/12.3.0_d7731ad/components/ble/ble_services/ble_lls/ble_lls.c
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@@ -0,0 +1,244 @@
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/**
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* Copyright (c) 2012 - 2017, Nordic Semiconductor ASA
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
|
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into a Nordic
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* Semiconductor ASA integrated circuit in a product or a software update for
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* such product, must reproduce the above copyright notice, this list of
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* conditions and the following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* Nordic Semiconductor ASA integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be reverse
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* engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/* Attention!
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* To maintain compliance with Nordic Semiconductor ASA<53>s Bluetooth profile
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* qualification listings, this section of source code must not be modified.
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*/
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#include "sdk_common.h"
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#if NRF_MODULE_ENABLED(BLE_LLS)
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#include "ble_lls.h"
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#include <string.h>
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#include "ble_hci.h"
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#include "ble_srv_common.h"
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/**@brief Function for handling the Connect event.
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*
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* @param[in] p_lls Link Loss Service structure.
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* @param[in] p_ble_evt Event received from the BLE stack.
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*/
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static void on_connect(ble_lls_t * p_lls, ble_evt_t * p_ble_evt)
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{
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// Link reconnected, notify application with a no_alert event
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ble_lls_evt_t evt;
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p_lls->conn_handle = p_ble_evt->evt.gap_evt.conn_handle;
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evt.evt_type = BLE_LLS_EVT_LINK_LOSS_ALERT;
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evt.params.alert_level = BLE_CHAR_ALERT_LEVEL_NO_ALERT;
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p_lls->evt_handler(p_lls, &evt);
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}
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/**@brief Function for handling the Disconnect event.
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*
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* @param[in] p_lls Link Loss Service structure.
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* @param[in] p_ble_evt Event received from the BLE stack.
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*/
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static void on_disconnect(ble_lls_t * p_lls, ble_evt_t * p_ble_evt)
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{
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uint8_t reason = p_ble_evt->evt.gap_evt.params.disconnected.reason;
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if (reason == BLE_HCI_CONNECTION_TIMEOUT)
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{
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// Link loss detected, notify application
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uint32_t err_code;
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ble_lls_evt_t evt;
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evt.evt_type = BLE_LLS_EVT_LINK_LOSS_ALERT;
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err_code = ble_lls_alert_level_get(p_lls, &evt.params.alert_level);
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if (err_code == NRF_SUCCESS)
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{
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p_lls->evt_handler(p_lls, &evt);
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}
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else
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{
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if (p_lls->error_handler != NULL)
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{
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p_lls->error_handler(err_code);
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}
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}
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}
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}
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/**@brief Function for handling the Authentication Status event.
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*
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* @param[in] p_lls Link Loss Service structure.
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* @param[in] p_ble_evt Event received from the BLE stack.
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*/
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static void on_auth_status(ble_lls_t * p_lls, ble_evt_t * p_ble_evt)
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{
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if (p_ble_evt->evt.gap_evt.params.auth_status.auth_status == BLE_GAP_SEC_STATUS_SUCCESS)
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{
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ble_lls_evt_t evt;
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evt.evt_type = BLE_LLS_EVT_LINK_LOSS_ALERT;
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evt.params.alert_level = BLE_CHAR_ALERT_LEVEL_NO_ALERT;
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p_lls->evt_handler(p_lls, &evt);
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}
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}
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void ble_lls_on_ble_evt(ble_lls_t * p_lls, ble_evt_t * p_ble_evt)
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{
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switch (p_ble_evt->header.evt_id)
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{
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case BLE_GAP_EVT_CONNECTED:
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on_connect(p_lls, p_ble_evt);
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break;
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case BLE_GAP_EVT_DISCONNECTED:
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on_disconnect(p_lls, p_ble_evt);
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break;
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case BLE_GAP_EVT_AUTH_STATUS:
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on_auth_status(p_lls, p_ble_evt);
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break;
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default:
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// No implementation needed.
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break;
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}
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}
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/**@brief Function for adding Alert Level characteristics.
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*
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* @param[in] p_lls Link Loss Service structure.
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* @param[in] p_lls_init Information needed to initialize the service.
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*
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* @return NRF_SUCCESS on success, otherwise an error code.
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*/
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static uint32_t alert_level_char_add(ble_lls_t * p_lls, const ble_lls_init_t * p_lls_init)
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{
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ble_gatts_char_md_t char_md;
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ble_gatts_attr_t attr_char_value;
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ble_uuid_t ble_uuid;
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ble_gatts_attr_md_t attr_md;
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uint8_t initial_alert_level;
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memset(&char_md, 0, sizeof(char_md));
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char_md.char_props.read = 1;
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char_md.char_props.write = 1;
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char_md.p_char_user_desc = NULL;
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char_md.p_char_pf = NULL;
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char_md.p_user_desc_md = NULL;
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char_md.p_cccd_md = NULL;
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char_md.p_sccd_md = NULL;
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BLE_UUID_BLE_ASSIGN(ble_uuid, BLE_UUID_ALERT_LEVEL_CHAR);
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memset(&attr_md, 0, sizeof(attr_md));
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attr_md.read_perm = p_lls_init->lls_attr_md.read_perm;
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attr_md.write_perm = p_lls_init->lls_attr_md.write_perm;
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attr_md.vloc = BLE_GATTS_VLOC_STACK;
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attr_md.rd_auth = 0;
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attr_md.wr_auth = 0;
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attr_md.vlen = 0;
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memset(&attr_char_value, 0, sizeof(attr_char_value));
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initial_alert_level = p_lls_init->initial_alert_level;
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attr_char_value.p_uuid = &ble_uuid;
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attr_char_value.p_attr_md = &attr_md;
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attr_char_value.init_len = sizeof (uint8_t);
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attr_char_value.init_offs = 0;
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attr_char_value.max_len = sizeof (uint8_t);
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attr_char_value.p_value = &initial_alert_level;
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return sd_ble_gatts_characteristic_add(p_lls->service_handle,
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&char_md,
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&attr_char_value,
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&p_lls->alert_level_handles);
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}
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uint32_t ble_lls_init(ble_lls_t * p_lls, const ble_lls_init_t * p_lls_init)
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{
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uint32_t err_code;
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ble_uuid_t ble_uuid;
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// Initialize service structure
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if (p_lls_init->evt_handler == NULL)
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{
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return NRF_ERROR_INVALID_PARAM;
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}
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p_lls->evt_handler = p_lls_init->evt_handler;
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p_lls->error_handler = p_lls_init->error_handler;
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// Add service
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BLE_UUID_BLE_ASSIGN(ble_uuid, BLE_UUID_LINK_LOSS_SERVICE);
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err_code = sd_ble_gatts_service_add(BLE_GATTS_SRVC_TYPE_PRIMARY,
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&ble_uuid,
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&p_lls->service_handle);
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if (err_code != NRF_SUCCESS)
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{
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return err_code;
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}
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// Add alert level characteristic
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return alert_level_char_add(p_lls, p_lls_init);
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}
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uint32_t ble_lls_alert_level_get(ble_lls_t * p_lls, uint8_t * p_alert_level)
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{
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ble_gatts_value_t gatts_value;
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// Initialize value struct.
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memset(&gatts_value, 0, sizeof(gatts_value));
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gatts_value.len = sizeof(uint8_t);
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gatts_value.offset = 0;
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gatts_value.p_value = p_alert_level;
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return sd_ble_gatts_value_get(p_lls->conn_handle,
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p_lls->alert_level_handles.value_handle,
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&gatts_value);
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}
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#endif // NRF_MODULE_ENABLED(BLE_LLS)
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153
SDK/12.3.0_d7731ad/components/ble/ble_services/ble_lls/ble_lls.h
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153
SDK/12.3.0_d7731ad/components/ble/ble_services/ble_lls/ble_lls.h
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@@ -0,0 +1,153 @@
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/**
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* Copyright (c) 2012 - 2017, Nordic Semiconductor ASA
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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||||
*
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||||
* 1. Redistributions of source code must retain the above copyright notice, this
|
||||
* list of conditions and the following disclaimer.
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||||
*
|
||||
* 2. Redistributions in binary form, except as embedded into a Nordic
|
||||
* Semiconductor ASA integrated circuit in a product or a software update for
|
||||
* such product, must reproduce the above copyright notice, this list of
|
||||
* conditions and the following disclaimer in the documentation and/or other
|
||||
* materials provided with the distribution.
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||||
*
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* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
|
||||
* contributors may be used to endorse or promote products derived from this
|
||||
* software without specific prior written permission.
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||||
*
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* 4. This software, with or without modification, must only be used with a
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* Nordic Semiconductor ASA integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be reverse
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||||
* engineered, decompiled, modified and/or disassembled.
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||||
*
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||||
* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
|
||||
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||
* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
|
||||
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
|
||||
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/** @file
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*
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* @defgroup ble_lls Link Loss Service
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* @{
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* @ingroup ble_sdk_srv
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* @brief Link Loss Service module.
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*
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* @details This module implements the Link Loss Service with the Alert Level characteristic.
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* During initialization it adds the Link Loss Service and Alert Level characteristic
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* to the BLE stack database.
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*
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* The application must supply an event handler for receiving Link Loss Service
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* events. Using this handler, the service will notify the application when the
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* link has been lost, and which Alert Level has been set.
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*
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* The service also provides a function for letting the application poll the current
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* value of the Alert Level characteristic.
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*
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* @note The application must propagate BLE stack events to the Link Loss Service
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* module by calling ble_lls_on_ble_evt() from the @ref softdevice_handler callback.
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*
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* @note Attention!
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* To maintain compliance with Nordic Semiconductor ASA Bluetooth profile
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* qualification listings, this section of source code must not be modified.
|
||||
*/
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#ifndef BLE_LLS_H__
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#define BLE_LLS_H__
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#include <stdint.h>
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#include "ble.h"
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#include "ble_srv_common.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**@brief Link Loss Service event type. */
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typedef enum
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{
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BLE_LLS_EVT_LINK_LOSS_ALERT /**< Alert Level Updated event. */
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} ble_lls_evt_type_t;
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/**@brief Link Loss Service event. */
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typedef struct
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{
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ble_lls_evt_type_t evt_type; /**< Type of event. */
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union
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{
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uint8_t alert_level; /**< New Alert Level value. */
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} params;
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} ble_lls_evt_t;
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// Forward declaration of the ble_lls_t type.
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typedef struct ble_lls_s ble_lls_t;
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/**@brief Link Loss Service event handler type. */
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typedef void (*ble_lls_evt_handler_t) (ble_lls_t * p_lls, ble_lls_evt_t * p_evt);
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/**@brief Link Loss Service init structure. This contains all options and data needed for initialization of the service. */
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typedef struct
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{
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ble_lls_evt_handler_t evt_handler; /**< Event handler to be called for handling events in the Link Loss Service. */
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ble_srv_error_handler_t error_handler; /**< Function to be called in case of an error. */
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uint8_t initial_alert_level; /**< Initial value of the Alert Level characteristic. */
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ble_srv_security_mode_t lls_attr_md; /**< Initial Security Setting for Link Loss Service Characteristics. */
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} ble_lls_init_t;
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/**@brief Link Loss Service structure. This contains various status information for the service. */
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struct ble_lls_s
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{
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ble_lls_evt_handler_t evt_handler; /**< Event handler to be called for handling events in the Link Loss Service. */
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ble_srv_error_handler_t error_handler; /**< Function to be called in case of an error. */
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uint16_t service_handle; /**< Handle of Link Loss Service (as provided by the BLE stack). */
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ble_gatts_char_handles_t alert_level_handles; /**< Handles related to the Alert Level characteristic. */
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uint16_t conn_handle; /**< Handle of the current connection (as provided by the BLE stack, is BLE_CONN_HANDLE_INVALID if not in a connection). */
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};
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/**@brief Function for initializing the Link Loss Service.
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*
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* @param[out] p_lls Link Loss Service structure. This structure will have to be supplied by
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* the application. It will be initialized by this function, and will later
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* be used to identify this particular service instance.
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* @param[in] p_lls_init Information needed to initialize the service.
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*
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* @return NRF_SUCCESS on successful initialization of service, otherwise an error code.
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*/
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uint32_t ble_lls_init(ble_lls_t * p_lls, const ble_lls_init_t * p_lls_init);
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/**@brief Function for handling the Application's BLE Stack events.
|
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*
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* @details Handles all events from the BLE stack of interest to the Link Loss Service.
|
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*
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* @param[in] p_lls Link Loss Service structure.
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* @param[in] p_ble_evt Event received from the BLE stack.
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*/
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void ble_lls_on_ble_evt(ble_lls_t * p_lls, ble_evt_t * p_ble_evt);
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/**@brief Function for getting current value of the Alert Level characteristic.
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*
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* @param[in] p_lls Link Loss Service structure.
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* @param[out] p_alert_level Current Alert Level value.
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*/
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uint32_t ble_lls_alert_level_get(ble_lls_t * p_lls, uint8_t * p_alert_level);
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#ifdef __cplusplus
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}
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#endif
|
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|
||||
#endif // BLE_LLS_H__
|
||||
|
||||
/** @} */
|
||||
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