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/**
******************************************************************************
* @file gatt_service.c
* @author MCD Application Team
* @brief My Very Own Service (Custom STM)
******************************************************************************
* @attention
*
* <h2><center>© Copyright (c) 2019 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under Ultimate Liberty license
* SLA0044, the "License"; You may not use this file except in compliance with
* the License. You may obtain a copy of the License at:
* www.st.com/SLA0044
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "ble_common.h"
#include "ble.h"
#include "gatt_service.h"
#include "main.h"
/* Private typedef -----------------------------------------------------------*/
/* Private defines -----------------------------------------------------------*/
/* My Very Own Service and Characteristics UUIDs */
/*
The following 128bits UUIDs have been generated from the random UUID
generator:
D973F2E0-B19E-11E2-9E96-0800200C9A66: Service 128bits UUID
D973F2E1-B19E-11E2-9E96-0800200C9A66: Characteristic_1 128bits UUID
D973F2E2-B19E-11E2-9E96-0800200C9A66: Characteristic_2 128bits UUID
*/
#define COPY_MY_VERY_OWN_SERVICE_UUID(uuid_struct) COPY_UUID_128(uuid_struct,0x00,0x00,0xfe,0x40,0xcc,0x7a,0x48,0x2a,0x98,0x4a,0x7f,0x2e,0xd5,0xb3,0xe5,0x8f)
#define COPY_MY_VERY_OWN_WRITE_CHARACTERISTIC_UUID(uuid_struct) COPY_UUID_128(uuid_struct,0x00,0x00,0xfe,0x41,0x8e,0x22,0x45,0x41,0x9d,0x4c,0x21,0xed,0xae,0x82,0xed,0x19)
#define COPY_MY_VERY_OWN_NOTIFY_CHARACTERISTIC_UUID(uuid_struct) COPY_UUID_128(uuid_struct,0x00,0x00,0xfe,0x42,0x8e,0x22,0x45,0x41,0x9d,0x4c,0x21,0xed,0xae,0x82,0xed,0x19)
/** Max_Attribute_Records = 2*no_of_char + 1
* service_max_attribute_record = 1 for My Very Own service +
* 2 for My Very Own Write characteristic +
* 2 for My Very Own Notify characteristic +
* 1 for client char configuration descriptor +
*
*/
#define MY_VERY_OWN_SERVICE_MAX_ATT_RECORDS 8
/* Private macros ------------------------------------------------------------*/
#define COPY_UUID_128(uuid_struct, uuid_15, uuid_14, uuid_13, uuid_12, uuid_11, uuid_10, uuid_9, uuid_8, uuid_7, uuid_6, uuid_5, uuid_4, uuid_3, uuid_2, uuid_1, uuid_0) \
do {\
uuid_struct[0] = uuid_0; uuid_struct[1] = uuid_1; uuid_struct[2] = uuid_2; uuid_struct[3] = uuid_3; \
uuid_struct[4] = uuid_4; uuid_struct[5] = uuid_5; uuid_struct[6] = uuid_6; uuid_struct[7] = uuid_7; \
uuid_struct[8] = uuid_8; uuid_struct[9] = uuid_9; uuid_struct[10] = uuid_10; uuid_struct[11] = uuid_11; \
uuid_struct[12] = uuid_12; uuid_struct[13] = uuid_13; uuid_struct[14] = uuid_14; uuid_struct[15] = uuid_15; \
}while(0)
/* Private variables ---------------------------------------------------------*/
/**
* START of Section BLE_DRIVER_CONTEXT
*/
PLACE_IN_SECTION("BLE_DRIVER_CONTEXT") MyVeryOwnServiceContext_t myVeryOwnServiceContext;
/**
* END of Section BLE_DRIVER_CONTEXT
*/
/* Private function prototypes -----------------------------------------------*/
/* Functions Definition ------------------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/* Public functions ----------------------------------------------------------*/
/**
* @brief Service initialization
* @param None
* @retval None
*/
void MyVeryOwnService_Init(void)
{
tBleStatus ret = BLE_STATUS_SUCCESS;
Char_UUID_t uuid16;
/**
* Add My Very Own Service
*/
COPY_MY_VERY_OWN_SERVICE_UUID(uuid16.Char_UUID_128);
ret = aci_gatt_add_service(UUID_TYPE_128,
(Service_UUID_t *) &uuid16,
PRIMARY_SERVICE,
MY_VERY_OWN_SERVICE_MAX_ATT_RECORDS,
&(myVeryOwnServiceContext.MyVeryOwnServiceHandle));
if (ret != BLE_STATUS_SUCCESS)
{
Error_Handler(); /* UNEXPECTED */
}
/**
* Add My Very Own Write Characteristic
*/
COPY_MY_VERY_OWN_WRITE_CHARACTERISTIC_UUID(uuid16.Char_UUID_128);
ret = aci_gatt_add_char(myVeryOwnServiceContext.MyVeryOwnServiceHandle,
UUID_TYPE_128, &uuid16,
MY_VERY_OWN_WRITE_CHARACTERISTIC_VALUE_LENGTH,
CHAR_PROP_WRITE_WITHOUT_RESP|CHAR_PROP_READ,
ATTR_PERMISSION_NONE,
GATT_NOTIFY_ATTRIBUTE_WRITE, /* gattEvtMask */
10, /* encryKeySize */
1, /* isVariable */
&(myVeryOwnServiceContext.MyVeryOwnWriteCharacteristicHandle));
if (ret != BLE_STATUS_SUCCESS)
{
Error_Handler(); /* UNEXPECTED */
}
/**
* Add My Very Own Notify Characteristic
*/
COPY_MY_VERY_OWN_NOTIFY_CHARACTERISTIC_UUID(uuid16.Char_UUID_128);
ret = aci_gatt_add_char(myVeryOwnServiceContext.MyVeryOwnServiceHandle,
UUID_TYPE_128, &uuid16,
MY_VERY_OWN_NOTIFY_CHARACTERISTIC_VALUE_LENGTH,
CHAR_PROP_NOTIFY,
ATTR_PERMISSION_NONE,
GATT_NOTIFY_ATTRIBUTE_WRITE, /* gattEvtMask */
10, /* encryKeySize */
1, /* isVariable: 1 */
&(myVeryOwnServiceContext.MyVeryOwnNotifyCharacteristicHandle));
if (ret != BLE_STATUS_SUCCESS)
{
Error_Handler(); /* UNEXPECTED */
}
return;
} /* MyVeryOwnService_Init() */
/**
* @brief Characteristic update
* @param UUID: UUID of the characteristic
* @param newValueLength: Length of the new value data to be written
* @param pNewValue: Pointer to the new value data
*/
tBleStatus MyVeryOwnWriteCharacteristic_Update(uint16_t UUID, uint16_t newValueLength, uint8_t *pNewValue)
{
tBleStatus ret = BLE_STATUS_INVALID_PARAMS;
switch(UUID)
{
case MY_VERY_OWN_NOTIFY_CHARACTERISTIC_UUID:
if (newValueLength <= MY_VERY_OWN_NOTIFY_CHARACTERISTIC_VALUE_LENGTH)
{
ret = aci_gatt_update_char_value(myVeryOwnServiceContext.MyVeryOwnServiceHandle,
myVeryOwnServiceContext.MyVeryOwnNotifyCharacteristicHandle,
0, /* charValOffset */
newValueLength, /* charValueLen */
(uint8_t *) pNewValue);
}
break;
default:
break;
}
return ret;
}/* end MyVeryOwnWriteCharacteristic_Update() */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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