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gatt_service: add scan parameters service server
This commit is contained in:
Milanka Ringwald
parent
9bd31a40c4
commit
ffb44729e0
@ -15,5 +15,6 @@ SRC_BLE_GATT_SERVICE_FILES = \
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mesh_proxy_service_server.c \
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nordic_spp_service_server.c \
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scan_parameters_service_client.c \
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scan_parameters_service_server.c \
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ublox_spp_service_server.c \
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7
src/ble/gatt-service/scan_parameters_service.gatt
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7
src/ble/gatt-service/scan_parameters_service.gatt
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// Specification Type org.bluetooth.service.scan_parameters
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// https://www.bluetooth.com/wp-content/uploads/Sitecore-Media-Library/Gatt/Xml/Services/org.bluetooth.service.scan_parameters.xml
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// Scan Parameters 1813
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PRIMARY_SERVICE, ORG_BLUETOOTH_SERVICE_SCAN_PARAMETERS
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CHARACTERISTIC, ORG_BLUETOOTH_CHARACTERISTIC_SCAN_INTERVAL_WINDOW, DYNAMIC | WRITE_WITHOUT_RESPONSE,
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CHARACTERISTIC, ORG_BLUETOOTH_CHARACTERISTIC_SCAN_REFRESH, DYNAMIC | NOTIFY,
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151
src/ble/gatt-service/scan_parameters_service_server.c
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151
src/ble/gatt-service/scan_parameters_service_server.c
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@ -0,0 +1,151 @@
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/*
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* Copyright (C) 2018 BlueKitchen GmbH
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holders nor the names of
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* 4. Any redistribution, use, or modification is done solely for
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* personal benefit and not for any commercial purpose or for
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* monetary gain.
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*
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* THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
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* RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* Please inquire about commercial licensing options at
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* contact@bluekitchen-gmbh.com
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*
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*/
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#define BTSTACK_FILE__ "scan_parameters_service_server.c"
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/**
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* Implementation of the Nordic SPP-like profile
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*
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* To use with your application, add '#import <scan_parameters_service.gatt' to your .gatt file
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* and call all functions below. All strings and blobs need to stay valid after calling the functions.
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*/
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#include <stdint.h>
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#include <string.h>
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#include "btstack_defines.h"
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#include "ble/att_db.h"
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#include "ble/att_server.h"
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#include "btstack_util.h"
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#include "bluetooth_gatt.h"
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#include "btstack_debug.h"
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#include "ble/gatt-service/scan_parameters_service_server.h"
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static btstack_packet_handler_t scan_parameters_packet_handler;
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static btstack_context_callback_registration_t scan_parameters_callback;
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static att_service_handler_t scan_parameters_service;
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static uint16_t scan_interval_window_value;
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static uint16_t scan_interval_window_value_handle;
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static uint16_t scan_interval_window_value_handle_client_configuration;
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static uint16_t scan_refresh_value;
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static uint16_t scan_refresh_value_client_configuration;
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static hci_con_handle_t scan_refresh_value_client_configuration_connection;
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static uint16_t scan_refresh_value_handle;
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static uint16_t scan_refresh_value_handle_client_configuration;
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static uint16_t scan_parameters_service_read_callback(hci_con_handle_t con_handle, uint16_t attribute_handle, uint16_t offset, uint8_t * buffer, uint16_t buffer_size){
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UNUSED(con_handle);
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UNUSED(attribute_handle);
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UNUSED(offset);
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UNUSED(buffer);
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UNUSED(buffer_size);
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return 0;
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}
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static int scan_parameters_service_write_callback(hci_con_handle_t con_handle, uint16_t attribute_handle, uint16_t transaction_mode, uint16_t offset, uint8_t *buffer, uint16_t buffer_size){
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UNUSED(transaction_mode);
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UNUSED(offset);
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UNUSED(buffer_size);
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if (attribute_handle == scan_interval_window_value_handle){
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if (buffer != NULL){
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scan_interval_window_value = little_endian_read_16(buffer, 0);
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}
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return 2;
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}
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if (attribute_handle == scan_refresh_value_handle_client_configuration){
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if (buffer != NULL){
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scan_refresh_value_client_configuration = little_endian_read_16(buffer, 0);
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scan_refresh_value_client_configuration_connection = con_handle;
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}
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return 2;
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}
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return 0;
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}
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static void scan_parameters_service_refresh_can_send_now(void * context){
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hci_con_handle_t con_handle = (hci_con_handle_t) (uintptr_t) context;
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uint8_t value[2];
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little_endian_store_16(value, 0, scan_refresh_value);
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att_server_notify(con_handle, scan_refresh_value_handle, value, 2);
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}
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/**
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* @brief Init Nordic SPP Service Server with ATT DB
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* @param callback for tx data from peer
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*/
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void scan_parameters_service_server_init(btstack_packet_handler_t packet_handler){
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scan_parameters_packet_handler = packet_handler;
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// get service handle range
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uint16_t start_handle = 0;
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uint16_t end_handle = 0xfff;
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int service_found = gatt_server_get_get_handle_range_for_service_with_uuid16(ORG_BLUETOOTH_SERVICE_SCAN_PARAMETERS, &start_handle, &end_handle);
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btstack_assert(service_found != 0);
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UNUSED(service_found);
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// get characteristic value handle and client configuration handle
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scan_interval_window_value_handle = gatt_server_get_value_handle_for_characteristic_with_uuid16(start_handle, end_handle, ORG_BLUETOOTH_CHARACTERISTIC_SCAN_INTERVAL_WINDOW);
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scan_interval_window_value_handle_client_configuration = gatt_server_get_client_configuration_handle_for_characteristic_with_uuid16(start_handle, end_handle, ORG_BLUETOOTH_CHARACTERISTIC_SCAN_INTERVAL_WINDOW);
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scan_refresh_value_handle = gatt_server_get_value_handle_for_characteristic_with_uuid16(start_handle, end_handle, ORG_BLUETOOTH_CHARACTERISTIC_SCAN_REFRESH);
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scan_refresh_value_handle_client_configuration = gatt_server_get_client_configuration_handle_for_characteristic_with_uuid16(start_handle, end_handle, ORG_BLUETOOTH_CHARACTERISTIC_SCAN_REFRESH);
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// register service with ATT Server
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scan_parameters_service.start_handle = start_handle;
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scan_parameters_service.end_handle = end_handle;
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scan_parameters_service.read_callback = &scan_parameters_service_read_callback;
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scan_parameters_service.write_callback = &scan_parameters_service_write_callback;
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att_server_register_service_handler(&scan_parameters_service);
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}
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void scan_parameters_service_server_set_scan_refresh(uint16_t scan_refresh){
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scan_refresh_value = scan_refresh;
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if (scan_refresh_value_client_configuration != 0){
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scan_parameters_callback.callback = &scan_parameters_service_refresh_can_send_now;
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scan_parameters_callback.context = (void*) (uintptr_t) scan_refresh_value_client_configuration_connection;
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att_server_register_can_send_now_callback(&scan_parameters_callback, scan_refresh_value_client_configuration_connection);
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}
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}
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76
src/ble/gatt-service/scan_parameters_service_server.h
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76
src/ble/gatt-service/scan_parameters_service_server.h
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@ -0,0 +1,76 @@
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/*
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* Copyright (C) 2018 BlueKitchen GmbH
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holders nor the names of
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* 4. Any redistribution, use, or modification is done solely for
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* personal benefit and not for any commercial purpose or for
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* monetary gain.
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*
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* THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
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* RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* Please inquire about commercial licensing options at
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* contact@bluekitchen-gmbh.com
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*
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*/
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#ifndef SCAN_PARAMETERS_H
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#define SCAN_PARAMETERS_H
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#include <stdint.h>
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#include "bluetooth.h"
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#include "btstack_defines.h"
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#if defined __cplusplus
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extern "C" {
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#endif
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/* API_START */
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/**
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* Implementation of the Scan Parameters service
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*
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* To use with your application, add '#import <scan_parameters_service.gatt' to your .gatt file
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* and call all functions below. All strings and blobs need to stay valid after calling the functions.
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*/
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/**
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* @brief Init Scan Parameters Service Server with ATT DB
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* @param packet_handler
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*/
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void scan_parameters_service_server_init(btstack_packet_handler_t packet_handler);
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/**
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* @brief Set scan parameters
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* @param scan_refresh
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*/
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void scan_parameters_service_server_set_scan_refresh(uint16_t scan_refresh);
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/* API_END */
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#if defined __cplusplus
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}
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#endif
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#endif
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