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/**
******************************************************************************
* @file template_stm.c
* @author MCD Application Team
* @brief Template Service (Custom STM)
******************************************************************************
* @attention
*
* Copyright (c) 2018-2021 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "common_blesvc.h"
/* Private typedef -----------------------------------------------------------*/
typedef struct{
uint16_t TemplateSvcHdle; /**< Service handle */
uint16_t TemplateWriteClientToServerCharHdle; /**< Characteristic handle */
uint16_t TemplateNotifyServerToClientCharHdle; /**< Characteristic handle */
uint16_t RebootReqCharHdle; /**< Characteristic handle */
}TemplateContext_t;
/* Private defines -----------------------------------------------------------*/
#define UUID_128_SUPPORTED 1
#if (UUID_128_SUPPORTED == 1)
#define BM_UUID_LENGTH UUID_TYPE_128
#else
#define BM_UUID_LENGTH UUID_TYPE_16
#endif
#define BM_REQ_CHAR_SIZE (3)
/* Private macros ------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/**
* Reboot Characteristic UUID
* 0000fe11-8e22-4541-9d4c-21edae82ed19
*/
#if(BLE_CFG_OTA_REBOOT_CHAR != 0)
#if (UUID_128_SUPPORTED == 1)
static const uint8_t BM_REQ_CHAR_UUID[16] = {0x19, 0xed, 0x82, 0xae,
0xed, 0x21, 0x4c, 0x9d,
0x41, 0x45, 0x22, 0x8e,
0x11, 0xFE, 0x00, 0x00};
#else
static const uint8_t BM_REQ_CHAR_UUID[2] = {0x11, 0xFE};
#endif
#endif
PLACE_IN_SECTION("BLE_DRIVER_CONTEXT") static TemplateContext_t aTemplateContext;
/* Private function prototypes -----------------------------------------------*/
static SVCCTL_EvtAckStatus_t Template_Event_Handler(void *Event);
/* Functions Definition ------------------------------------------------------*/
/* Private functions ----------------------------------------------------------*/
#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)
/* Hardware Characteristics Service */
/*
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_TEMPLATE_SERVICE_UUID(uuid_struct) COPY_UUID_128(uuid_struct,0x00,0x00,0xAA,0xBB,0xcc,0x7a,0x48,0x2a,0x98,0x4a,0x7f,0x2e,0xd5,0xb3,0xe5,0x8f)
#define COPY_TEMPLATE_WRITE_CHAR_UUID(uuid_struct) COPY_UUID_128(uuid_struct,0x00,0x00,0xAA,0xCC,0x8e,0x22,0x45,0x41,0x9d,0x4c,0x21,0xed,0xae,0x82,0xed,0x19)
#define COPY_TEMPLATE_NOTIFY_UUID(uuid_struct) COPY_UUID_128(uuid_struct,0x00,0x00,0xAA,0xDD,0x8e,0x22,0x45,0x41,0x9d,0x4c,0x21,0xed,0xae,0x82,0xed,0x19)
/**
* @brief Event handler
* @param Event: Address of the buffer holding the Event
* @retval Ack: Return whether the Event has been managed or not
*/
static SVCCTL_EvtAckStatus_t Template_Event_Handler(void *Event)
{
SVCCTL_EvtAckStatus_t return_value;
hci_event_pckt *event_pckt;
evt_blecore_aci *blecore_evt;
aci_gatt_attribute_modified_event_rp0 * attribute_modified;
TEMPLATE_STM_App_Notification_evt_t Notification;
return_value = SVCCTL_EvtNotAck;
event_pckt = (hci_event_pckt *)(((hci_uart_pckt*)Event)->data);
switch(event_pckt->evt)
{
case HCI_VENDOR_SPECIFIC_DEBUG_EVT_CODE:
{
blecore_evt = (evt_blecore_aci*)event_pckt->data;
switch(blecore_evt->ecode)
{
case ACI_GATT_ATTRIBUTE_MODIFIED_VSEVT_CODE:
{
attribute_modified = (aci_gatt_attribute_modified_event_rp0*)blecore_evt->data;
if(attribute_modified->Attr_Handle == (aTemplateContext.TemplateNotifyServerToClientCharHdle + 2))
{
/**
* Descriptor handle
*/
return_value = SVCCTL_EvtAckFlowEnable;
/**
* Notify to application
*/
if(attribute_modified->Attr_Data[0] & COMSVC_Notification)
{
Notification.Template_Evt_Opcode = TEMPLATE_STM_NOTIFY_ENABLED_EVT;
TEMPLATE_STM_App_Notification(&Notification);
}
else
{
Notification.Template_Evt_Opcode = TEMPLATE_STM_NOTIFY_DISABLED_EVT;
TEMPLATE_STM_App_Notification(&Notification);
}
}
else if(attribute_modified->Attr_Handle == (aTemplateContext.TemplateWriteClientToServerCharHdle + 1))
{
BLE_DBG_TEMPLATE_STM_MSG("-- GATT : WRITE CHAR INFO RECEIVED\n");
Notification.Template_Evt_Opcode = TEMPLATE_STM_WRITE_EVT;
Notification.DataTransfered.Length=attribute_modified->Attr_Data_Length;
Notification.DataTransfered.pPayload=attribute_modified->Attr_Data;
TEMPLATE_STM_App_Notification(&Notification);
}
else if(attribute_modified->Attr_Handle == (aTemplateContext.RebootReqCharHdle + 1))
{
BLE_DBG_TEMPLATE_STM_MSG("-- GATT : REBOOT REQUEST RECEIVED\n");
Notification.Template_Evt_Opcode = TEMPLATE_STM_BOOT_REQUEST_EVT;
Notification.DataTransfered.Length=attribute_modified->Attr_Data_Length;
Notification.DataTransfered.pPayload=attribute_modified->Attr_Data;
TEMPLATE_STM_App_Notification(&Notification);
}
}
break;
default:
break;
}
}
break; /* HCI_HCI_VENDOR_SPECIFIC_DEBUG_EVT_CODE_SPECIFIC */
default:
break;
}
return(return_value);
}/* end SVCCTL_EvtAckStatus_t */
/* Public functions ----------------------------------------------------------*/
/**
* @brief Service initialization
* @param None
* @retval None
*/
void SVCCTL_InitCustomSvc(void)
{
Char_UUID_t uuid16;
/**
* Register the event handler to the BLE controller
*/
SVCCTL_RegisterSvcHandler(Template_Event_Handler);
/**
* Peer To Peer Service
*
* Max_Attribute_Records = 2*no_of_char + 1
* service_max_attribute_record = 1 for Template service +
* 2 for Template Write characteristic +
* 2 for Template Notify characteristic +
* 1 for client char configuration descriptor +
*
*/
COPY_TEMPLATE_SERVICE_UUID(uuid16.Char_UUID_128);
aci_gatt_add_service(UUID_TYPE_128,
(Service_UUID_t *) &uuid16,
PRIMARY_SERVICE,
8, /*Max_Attribute_Records*/
&(aTemplateContext.TemplateSvcHdle));
/**
* Add Write Characteristic
*/
COPY_TEMPLATE_WRITE_CHAR_UUID(uuid16.Char_UUID_128);
aci_gatt_add_char(aTemplateContext.TemplateSvcHdle,
UUID_TYPE_128, &uuid16,
2,
CHAR_PROP_WRITE_WITHOUT_RESP|CHAR_PROP_READ,
ATTR_PERMISSION_NONE,
GATT_NOTIFY_ATTRIBUTE_WRITE, /* gattEvtMask */
10, /* encryKeySize */
1, /* isVariable */
&(aTemplateContext.TemplateWriteClientToServerCharHdle));
/**
* Add Notify Characteristic
*/
COPY_TEMPLATE_NOTIFY_UUID(uuid16.Char_UUID_128);
aci_gatt_add_char(aTemplateContext.TemplateSvcHdle,
UUID_TYPE_128, &uuid16,
2,
CHAR_PROP_NOTIFY,
ATTR_PERMISSION_NONE,
GATT_NOTIFY_ATTRIBUTE_WRITE, /* gattEvtMask */
10, /* encryKeySize */
1, /* isVariable: 1 */
&(aTemplateContext.TemplateNotifyServerToClientCharHdle));
#if(OTA_REBOOT_SUPPORT != 0)
/**
* Add Boot Request Characteristic
*/
aci_gatt_add_char(aTemplateContext.TemplateSvcHdle,
BM_UUID_LENGTH,
(Char_UUID_t *)BM_REQ_CHAR_UUID,
BM_REQ_CHAR_SIZE,
CHAR_PROP_WRITE_WITHOUT_RESP,
ATTR_PERMISSION_NONE,
GATT_NOTIFY_ATTRIBUTE_WRITE,
10,
0,
&(aTemplateContext.RebootReqCharHdle));
#endif
return;
}
/**
* @brief Characteristic update
* @param UUID: UUID of the characteristic
* @param Service_Instance: Instance of the service to which the characteristic belongs
*
*/
tBleStatus TEMPLATE_STM_App_Update_Char(uint16_t UUID, uint8_t *pPayload)
{
tBleStatus result = BLE_STATUS_INVALID_PARAMS;
switch(UUID)
{
case 0x0000:
result = aci_gatt_update_char_value(aTemplateContext.TemplateSvcHdle,
aTemplateContext.TemplateNotifyServerToClientCharHdle,
0, /* charValOffset */
2, /* charValueLen */
(uint8_t *) pPayload);
break;
default:
break;
}
return result;
}/* end TEMPLATE_STM_Init() */
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