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Shuanglei Tao
2025-03-03 09:06:26 +08:00
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SDK/12.3.0_d7731ad/components/ble/ble_services/ble_hts/ble_hts.c Normal file
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/**
* Copyright (c) 2012 - 2017, Nordic Semiconductor ASA
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 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.
*
* 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.
*
* 4. This software, with or without modification, must only be used with a
* Nordic Semiconductor ASA integrated circuit.
*
* 5. Any software provided in binary form under this license must not be reverse
* engineered, decompiled, modified and/or disassembled.
*
* 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
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/* Attention!
* To maintain compliance with Nordic Semiconductor ASA<53>s Bluetooth profile
* qualification listings, this section of source code must not be modified.
*/
#include "sdk_common.h"
#if NRF_MODULE_ENABLED(BLE_HTS)
#include "ble_hts.h"
#include <string.h>
#include "ble_l2cap.h"
#include "ble_srv_common.h"
#define OPCODE_LENGTH 1 /**< Length of opcode inside Health Thermometer Measurement packet. */
#define HANDLE_LENGTH 2 /**< Length of handle inside Health Thermometer Measurement packet. */
#define MAX_HTM_LEN (BLE_L2CAP_MTU_DEF - OPCODE_LENGTH - HANDLE_LENGTH) /**< Maximum size of a transmitted Health Thermometer Measurement. */
// Health Thermometer Measurement flag bits
#define HTS_MEAS_FLAG_TEMP_UNITS_BIT (0x01 << 0) /**< Temperature Units flag. */
#define HTS_MEAS_FLAG_TIME_STAMP_BIT (0x01 << 1) /**< Time Stamp flag. */
#define HTS_MEAS_FLAG_TEMP_TYPE_BIT (0x01 << 2) /**< Temperature Type flag. */
/**@brief Function for handling the Connect event.
*
* @param[in] p_hts Health Thermometer Service structure.
* @param[in] p_ble_evt Event received from the BLE stack.
*/
static void on_connect(ble_hts_t * p_hts, ble_evt_t * p_ble_evt)
{
p_hts->conn_handle = p_ble_evt->evt.gatts_evt.conn_handle;
}
/**@brief Function for handling the Disconnect event.
*
* @param[in] p_hts Health Thermometer Service structure.
* @param[in] p_ble_evt Event received from the BLE stack.
*/
static void on_disconnect(ble_hts_t * p_hts, ble_evt_t * p_ble_evt)
{
UNUSED_PARAMETER(p_ble_evt);
p_hts->conn_handle = BLE_CONN_HANDLE_INVALID;
}
/**@brief Function for handling write events to the Blood Pressure Measurement characteristic.
*
* @param[in] p_hts Health Thermometer Service structure.
* @param[in] p_evt_write Write event received from the BLE stack.
*/
static void on_cccd_write(ble_hts_t * p_hts, ble_gatts_evt_write_t * p_evt_write)
{
if (p_evt_write->len == 2)
{
// CCCD written, update indication state
if (p_hts->evt_handler != NULL)
{
ble_hts_evt_t evt;
if (ble_srv_is_indication_enabled(p_evt_write->data))
{
evt.evt_type = BLE_HTS_EVT_INDICATION_ENABLED;
}
else
{
evt.evt_type = BLE_HTS_EVT_INDICATION_DISABLED;
}
p_hts->evt_handler(p_hts, &evt);
}
}
}
/**@brief Function for handling the Write event.
*
* @param[in] p_hts Health Thermometer Service structure.
* @param[in] p_ble_evt Event received from the BLE stack.
*/
static void on_write(ble_hts_t * p_hts, ble_evt_t * p_ble_evt)
{
ble_gatts_evt_write_t * p_evt_write = &p_ble_evt->evt.gatts_evt.params.write;
if (p_evt_write->handle == p_hts->meas_handles.cccd_handle)
{
on_cccd_write(p_hts, p_evt_write);
}
}
/**@brief Function for handling the HVC event.
*
* @details Handles HVC events from the BLE stack.
*
* @param[in] p_hts Health Thermometer Service structure.
* @param[in] p_ble_evt Event received from the BLE stack.
*/
static void on_hvc(ble_hts_t * p_hts, ble_evt_t * p_ble_evt)
{
ble_gatts_evt_hvc_t * p_hvc = &p_ble_evt->evt.gatts_evt.params.hvc;
if (p_hvc->handle == p_hts->meas_handles.value_handle)
{
ble_hts_evt_t evt;
evt.evt_type = BLE_HTS_EVT_INDICATION_CONFIRMED;
p_hts->evt_handler(p_hts, &evt);
}
}
void ble_hts_on_ble_evt(ble_hts_t * p_hts, ble_evt_t * p_ble_evt)
{
switch (p_ble_evt->header.evt_id)
{
case BLE_GAP_EVT_CONNECTED:
on_connect(p_hts, p_ble_evt);
break;
case BLE_GAP_EVT_DISCONNECTED:
on_disconnect(p_hts, p_ble_evt);
break;
case BLE_GATTS_EVT_WRITE:
on_write(p_hts, p_ble_evt);
break;
case BLE_GATTS_EVT_HVC:
on_hvc(p_hts, p_ble_evt);
break;
default:
// No implementation needed.
break;
}
}
/**@brief Function for encoding a Health Thermometer Measurement.
*
* @param[in] p_hts Health Thermometer Service structure.
* @param[in] p_hts_meas Measurement to be encoded.
* @param[out] p_encoded_buffer Buffer where the encoded data will be written.
*
* @return Size of encoded data.
*/
static uint8_t hts_measurement_encode(ble_hts_t * p_hts,
ble_hts_meas_t * p_hts_meas,
uint8_t * p_encoded_buffer)
{
uint8_t flags = 0;
uint8_t len = 1;
uint32_t encoded_temp;
// Flags field
if (p_hts_meas->temp_in_fahr_units)
{
flags |= HTS_MEAS_FLAG_TEMP_UNITS_BIT;
}
if (p_hts_meas->time_stamp_present)
{
flags |= HTS_MEAS_FLAG_TIME_STAMP_BIT;
}
// Temperature Measurement Value field
if (p_hts_meas->temp_in_fahr_units)
{
flags |= HTS_MEAS_FLAG_TEMP_UNITS_BIT;
encoded_temp = ((p_hts_meas->temp_in_fahr.exponent << 24) & 0xFF000000) |
((p_hts_meas->temp_in_fahr.mantissa << 0) & 0x00FFFFFF);
}
else
{
encoded_temp = ((p_hts_meas->temp_in_celcius.exponent << 24) & 0xFF000000) |
((p_hts_meas->temp_in_celcius.mantissa << 0) & 0x00FFFFFF);
}
len += uint32_encode(encoded_temp, &p_encoded_buffer[len]);
// Time Stamp field
if (p_hts_meas->time_stamp_present)
{
flags |= HTS_MEAS_FLAG_TIME_STAMP_BIT;
len += ble_date_time_encode(&p_hts_meas->time_stamp, &p_encoded_buffer[len]);
}
// Temperature Type field
if (p_hts_meas->temp_type_present)
{
flags |= HTS_MEAS_FLAG_TEMP_TYPE_BIT;
p_encoded_buffer[len++] = p_hts_meas->temp_type;
}
// Flags field
p_encoded_buffer[0] = flags;
return len;
}
/**@brief Function for adding Health Thermometer Measurement characteristics.
*
* @param[in] p_hts Health Thermometer Service structure.
* @param[in] p_hts_init Information needed to initialize the service.
*
* @return NRF_SUCCESS on success, otherwise an error code.
*/
static uint32_t hts_measurement_char_add(ble_hts_t * p_hts, const ble_hts_init_t * p_hts_init)
{
ble_gatts_char_md_t char_md;
ble_gatts_attr_md_t cccd_md;
ble_gatts_attr_t attr_char_value;
ble_uuid_t ble_uuid;
ble_gatts_attr_md_t attr_md;
ble_hts_meas_t initial_htm;
uint8_t encoded_htm[MAX_HTM_LEN];
memset(&cccd_md, 0, sizeof(cccd_md));
BLE_GAP_CONN_SEC_MODE_SET_OPEN(&cccd_md.read_perm);
cccd_md.vloc = BLE_GATTS_VLOC_STACK;
cccd_md.write_perm = p_hts_init->hts_meas_attr_md.cccd_write_perm;
memset(&char_md, 0, sizeof(char_md));
char_md.char_props.indicate = 1;
char_md.p_char_user_desc = NULL;
char_md.p_char_pf = NULL;
char_md.p_user_desc_md = NULL;
char_md.p_cccd_md = &cccd_md;
char_md.p_sccd_md = NULL;
BLE_UUID_BLE_ASSIGN(ble_uuid, BLE_UUID_TEMPERATURE_MEASUREMENT_CHAR);
memset(&attr_md, 0, sizeof(attr_md));
attr_md.vloc = BLE_GATTS_VLOC_STACK;
attr_md.read_perm = p_hts_init->hts_meas_attr_md.read_perm;
attr_md.write_perm = p_hts_init->hts_meas_attr_md.write_perm;
attr_md.rd_auth = 0;
attr_md.wr_auth = 0;
attr_md.vlen = 1;
memset(&attr_char_value, 0, sizeof(attr_char_value));
memset(&initial_htm, 0, sizeof(initial_htm));
attr_char_value.p_uuid = &ble_uuid;
attr_char_value.p_attr_md = &attr_md;
attr_char_value.init_len = hts_measurement_encode(p_hts, &initial_htm, encoded_htm);
attr_char_value.init_offs = 0;
attr_char_value.max_len = MAX_HTM_LEN;
attr_char_value.p_value = encoded_htm;
return sd_ble_gatts_characteristic_add(p_hts->service_handle,
&char_md,
&attr_char_value,
&p_hts->meas_handles);
}
/**@brief Function for adding Temperature Type characteristics.
*
* @param[in] p_hts Health Thermometer Service structure.
* @param[in] p_hts_init Information needed to initialize the service.
*
* @return NRF_SUCCESS on success, otherwise an error code.
*/
static uint32_t hts_temp_type_char_add(ble_hts_t * p_hts, const ble_hts_init_t * p_hts_init)
{
ble_gatts_char_md_t char_md;
ble_gatts_attr_t attr_char_value;
ble_uuid_t ble_uuid;
ble_gatts_attr_md_t attr_md;
uint8_t init_value_temp_type;
uint8_t init_value_encoded[1];
memset(&char_md, 0, sizeof(char_md));
char_md.char_props.read = 1;
char_md.p_char_user_desc = NULL;
char_md.p_char_pf = NULL;
char_md.p_user_desc_md = NULL;
char_md.p_cccd_md = NULL;
char_md.p_sccd_md = NULL;
BLE_UUID_BLE_ASSIGN(ble_uuid, BLE_UUID_TEMPERATURE_TYPE_CHAR);
memset(&attr_md, 0, sizeof(attr_md));
attr_md.vloc = BLE_GATTS_VLOC_STACK;
attr_md.read_perm = p_hts_init->hts_temp_type_attr_md.read_perm;
attr_md.write_perm = p_hts_init->hts_temp_type_attr_md.write_perm;
attr_md.rd_auth = 0;
attr_md.wr_auth = 0;
attr_md.vlen = 0;
memset(&attr_char_value, 0, sizeof(attr_char_value));
init_value_temp_type = p_hts_init->temp_type;
init_value_encoded[0] = init_value_temp_type;
attr_char_value.p_uuid = &ble_uuid;
attr_char_value.p_attr_md = &attr_md;
attr_char_value.init_len = sizeof (uint8_t);
attr_char_value.init_offs = 0;
attr_char_value.max_len = sizeof (uint8_t);
attr_char_value.p_value = init_value_encoded;
return sd_ble_gatts_characteristic_add(p_hts->service_handle,
&char_md,
&attr_char_value,
&p_hts->temp_type_handles);
}
uint32_t ble_hts_init(ble_hts_t * p_hts, const ble_hts_init_t * p_hts_init)
{
uint32_t err_code;
ble_uuid_t ble_uuid;
// Initialize service structure
p_hts->evt_handler = p_hts_init->evt_handler;
p_hts->conn_handle = BLE_CONN_HANDLE_INVALID;
p_hts->temp_type = p_hts_init->temp_type;
// Add service
BLE_UUID_BLE_ASSIGN(ble_uuid, BLE_UUID_HEALTH_THERMOMETER_SERVICE);
err_code = sd_ble_gatts_service_add(BLE_GATTS_SRVC_TYPE_PRIMARY, &ble_uuid, &p_hts->service_handle);
if (err_code != NRF_SUCCESS)
{
return err_code;
}
// Add measurement characteristic
err_code = hts_measurement_char_add(p_hts, p_hts_init);
if (err_code != NRF_SUCCESS)
{
return err_code;
}
// Add temperature type characteristic
if (p_hts_init->temp_type_as_characteristic)
{
err_code = hts_temp_type_char_add(p_hts, p_hts_init);
if (err_code != NRF_SUCCESS)
{
return err_code;
}
}
return NRF_SUCCESS;
}
uint32_t ble_hts_measurement_send(ble_hts_t * p_hts, ble_hts_meas_t * p_hts_meas)
{
uint32_t err_code;
// Send value if connected
if (p_hts->conn_handle != BLE_CONN_HANDLE_INVALID)
{
uint8_t encoded_hts_meas[MAX_HTM_LEN];
uint16_t len;
uint16_t hvx_len;
ble_gatts_hvx_params_t hvx_params;
len = hts_measurement_encode(p_hts, p_hts_meas, encoded_hts_meas);
hvx_len = len;
memset(&hvx_params, 0, sizeof(hvx_params));
hvx_params.handle = p_hts->meas_handles.value_handle;
hvx_params.type = BLE_GATT_HVX_INDICATION;
hvx_params.offset = 0;
hvx_params.p_len = &hvx_len;
hvx_params.p_data = encoded_hts_meas;
err_code = sd_ble_gatts_hvx(p_hts->conn_handle, &hvx_params);
if ((err_code == NRF_SUCCESS) && (hvx_len != len))
{
err_code = NRF_ERROR_DATA_SIZE;
}
}
else
{
err_code = NRF_ERROR_INVALID_STATE;
}
return err_code;
}
uint32_t ble_hts_is_indication_enabled(ble_hts_t * p_hts, bool * p_indication_enabled)
{
uint32_t err_code;
uint8_t cccd_value_buf[BLE_CCCD_VALUE_LEN];
ble_gatts_value_t gatts_value;
// Initialize value struct.
memset(&gatts_value, 0, sizeof(gatts_value));
gatts_value.len = BLE_CCCD_VALUE_LEN;
gatts_value.offset = 0;
gatts_value.p_value = cccd_value_buf;
err_code = sd_ble_gatts_value_get(p_hts->conn_handle,
p_hts->meas_handles.cccd_handle,
&gatts_value);
if (err_code == NRF_SUCCESS)
{
*p_indication_enabled = ble_srv_is_indication_enabled(cccd_value_buf);
}
if (err_code == BLE_ERROR_GATTS_SYS_ATTR_MISSING)
{
*p_indication_enabled = false;
return NRF_SUCCESS;
}
return err_code;
}
#endif // NRF_MODULE_ENABLED(BLE_HTS)

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/**
* Copyright (c) 2012 - 2017, Nordic Semiconductor ASA
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 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.
*
* 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.
*
* 4. This software, with or without modification, must only be used with a
* Nordic Semiconductor ASA integrated circuit.
*
* 5. Any software provided in binary form under this license must not be reverse
* engineered, decompiled, modified and/or disassembled.
*
* 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
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/** @file
*
* @defgroup ble_hts Health Thermometer Service
* @{
* @ingroup ble_sdk_srv
* @brief Health Thermometer Service module.
*
* @details This module implements the Health Thermometer Service.
*
* If an event handler is supplied by the application, the Health Thermometer
* Service will generate Health Thermometer Service events to the application.
*
* @note The application must propagate BLE stack events to the Health Thermometer Service
* module by calling ble_hts_on_ble_evt() from the @ref softdevice_handler function.
*
* @note Attention!
* To maintain compliance with Nordic Semiconductor ASA Bluetooth profile
* qualification listings, this section of source code must not be modified.
*/
#ifndef BLE_HTS_H__
#define BLE_HTS_H__
#include <stdint.h>
#include <stdbool.h>
#include "ble.h"
#include "ble_srv_common.h"
#include "ble_date_time.h"
#ifdef __cplusplus
extern "C" {
#endif
// Temperature Type measurement locations
#define BLE_HTS_TEMP_TYPE_ARMPIT 1
#define BLE_HTS_TEMP_TYPE_BODY 2
#define BLE_HTS_TEMP_TYPE_EAR 3
#define BLE_HTS_TEMP_TYPE_FINGER 4
#define BLE_HTS_TEMP_TYPE_GI_TRACT 5
#define BLE_HTS_TEMP_TYPE_MOUTH 6
#define BLE_HTS_TEMP_TYPE_RECTUM 7
#define BLE_HTS_TEMP_TYPE_TOE 8
#define BLE_HTS_TEMP_TYPE_EAR_DRUM 9
/**@brief Health Thermometer Service event type. */
typedef enum
{
BLE_HTS_EVT_INDICATION_ENABLED, /**< Health Thermometer value indication enabled event. */
BLE_HTS_EVT_INDICATION_DISABLED, /**< Health Thermometer value indication disabled event. */
BLE_HTS_EVT_INDICATION_CONFIRMED /**< Confirmation of a temperature measurement indication has been received. */
} ble_hts_evt_type_t;
/**@brief Health Thermometer Service event. */
typedef struct
{
ble_hts_evt_type_t evt_type; /**< Type of event. */
} ble_hts_evt_t;
// Forward declaration of the ble_hts_t type.
typedef struct ble_hts_s ble_hts_t;
/**@brief Health Thermometer Service event handler type. */
typedef void (*ble_hts_evt_handler_t) (ble_hts_t * p_hts, ble_hts_evt_t * p_evt);
/**@brief FLOAT format (IEEE-11073 32-bit FLOAT, defined as a 32-bit value with a 24-bit mantissa
* and an 8-bit exponent. */
typedef struct
{
int8_t exponent; /**< Base 10 exponent */
int32_t mantissa; /**< Mantissa, should be using only 24 bits */
} ieee_float32_t;
/**@brief Health Thermometer Service init structure. This contains all options and data
* needed for initialization of the service. */
typedef struct
{
ble_hts_evt_handler_t evt_handler; /**< Event handler to be called for handling events in the Health Thermometer Service. */
ble_srv_cccd_security_mode_t hts_meas_attr_md; /**< Initial security level for health thermometer measurement attribute */
ble_srv_security_mode_t hts_temp_type_attr_md; /**< Initial security level for health thermometer tempearture type attribute */
uint8_t temp_type_as_characteristic; /**< Set non-zero if temp type given as characteristic */
uint8_t temp_type; /**< Temperature type if temperature characteristic is used */
} ble_hts_init_t;
/**@brief Health Thermometer Service structure. This contains various status information for
* the service. */
struct ble_hts_s
{
ble_hts_evt_handler_t evt_handler; /**< Event handler to be called for handling events in the Health Thermometer Service. */
uint16_t service_handle; /**< Handle of Health Thermometer Service (as provided by the BLE stack). */
ble_gatts_char_handles_t meas_handles; /**< Handles related to the Health Thermometer Measurement characteristic. */
ble_gatts_char_handles_t temp_type_handles; /**< Handles related to the Health Thermometer Temperature Type characteristic. */
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). */
uint8_t temp_type; /**< Temperature type indicates where the measurement was taken. */
};
/**@brief Health Thermometer Service measurement structure. This contains a Health Thermometer
* measurement. */
typedef struct ble_hts_meas_s
{
bool temp_in_fahr_units; /**< True if Temperature is in Fahrenheit units, Celcius otherwise. */
bool time_stamp_present; /**< True if Time Stamp is present. */
bool temp_type_present; /**< True if Temperature Type is present. */
ieee_float32_t temp_in_celcius; /**< Temperature Measurement Value (Celcius). */
ieee_float32_t temp_in_fahr; /**< Temperature Measurement Value (Fahrenheit). */
ble_date_time_t time_stamp; /**< Time Stamp. */
uint8_t temp_type; /**< Temperature Type. */
} ble_hts_meas_t;
/**@brief Function for initializing the Health Thermometer Service.
*
* @param[out] p_hts Health Thermometer Service structure. This structure will have to
* be supplied by the application. It will be initialized by this function,
* and will later be used to identify this particular service instance.
* @param[in] p_hts_init Information needed to initialize the service.
*
* @return NRF_SUCCESS on successful initialization of service, otherwise an error code.
*/
uint32_t ble_hts_init(ble_hts_t * p_hts, const ble_hts_init_t * p_hts_init);
/**@brief Function for handling the Application's BLE Stack events.
*
* @details Handles all events from the BLE stack of interest to the Health Thermometer Service.
*
* @param[in] p_hts Health Thermometer Service structure.
* @param[in] p_ble_evt Event received from the BLE stack.
*/
void ble_hts_on_ble_evt(ble_hts_t * p_hts, ble_evt_t * p_ble_evt);
/**@brief Function for sending health thermometer measurement if indication has been enabled.
*
* @details The application calls this function after having performed a Health Thermometer
* measurement. If indication has been enabled, the measurement data is encoded and
* sent to the client.
*
* @param[in] p_hts Health Thermometer Service structure.
* @param[in] p_hts_meas Pointer to new health thermometer measurement.
*
* @return NRF_SUCCESS on success, otherwise an error code.
*/
uint32_t ble_hts_measurement_send(ble_hts_t * p_hts, ble_hts_meas_t * p_hts_meas);
/**@brief Function for checking if indication of Temperature Measurement is currently enabled.
*
* @param[in] p_hts Health Thermometer Service structure.
* @param[out] p_indication_enabled TRUE if indication is enabled, FALSE otherwise.
*
* @return NRF_SUCCESS on success, otherwise an error code.
*/
uint32_t ble_hts_is_indication_enabled(ble_hts_t * p_hts, bool * p_indication_enabled);
#ifdef __cplusplus
}
#endif
#endif // BLE_HTS_H__
/** @} */