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bless/cy_ble_ancs.c

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/***************************************************************************//**
* \file cy_ble_ancs.c
* \version 3.60
*
* \brief
* This file contains the source code for
* the Apple Notification Center service.
*
********************************************************************************
* \copyright
* Copyright 2017-2021, Cypress Semiconductor Corporation. All rights reserved.
* You may use this file only in accordance with the license, terms, conditions,
* disclaimers, and limitations in the end user license agreement accompanying
* the software package with which this file was provided.
*******************************************************************************/
#include "cy_ble_event_handler.h"
#if defined(CY_IP_MXBLESS)
#if CY_BLE_LIB_HOST_CORE
/*******************************************************************************
* Global Variables
*******************************************************************************/
/* Apple Notification Center service UUID */
const cy_stc_ble_uuid128_t cy_ble_ancscServUuid =
{
{ 0xD0u, 0x00u, 0x2Du, 0x12u, 0x1Eu, 0x4Bu, 0x0Fu, 0xA4u, 0x99u, 0x4Eu, 0xCEu, 0xB5u, 0x31u, 0xF4u, 0x05u, 0x79u }
};
/* Apple Notification Center service characteristics UUIDs */
const cy_stc_ble_uuid128_t cy_ble_ancscCharUuid[CY_BLE_ANCS_CHAR_COUNT] =
{
/* Notification Source characteristic UUID */
{ { 0xBDu, 0x1Du, 0xA2u, 0x99u, 0xE6u, 0x25u, 0x58u, 0x8Cu, 0xD9u, 0x42u, 0x01u, 0x63u, 0x0Du, 0x12u, 0xBFu, 0x9Fu } },
/* Control Point characteristic UUID */
{ { 0xD9u, 0xD9u, 0xAAu, 0xFDu, 0xBDu, 0x9Bu, 0x21u, 0x98u, 0xA8u, 0x49u, 0xE1u, 0x45u, 0xF3u, 0xD8u, 0xD1u, 0x69u } },
/* Data Source characteristic UUID */
{ { 0xFBu, 0x7Bu, 0x7Cu, 0xCEu, 0x6Au, 0xB3u, 0x44u, 0xBEu, 0xB5u, 0x4Bu, 0xD6u, 0x24u, 0xE9u, 0xC6u, 0xEAu, 0x22u } }
};
/* The pointers to the callback functions */
static cy_ble_callback_t Cy_BLE_ANCS_ApplCallback = NULL;
static cy_ble_event_handler_cb_t Cy_BLE_ANCSC_EventHandlerCallback = NULL;
static cy_ble_event_handler_cb_t Cy_BLE_ANCSS_EventHandlerCallback = NULL;
/* The internal storage for the last request handle to check response */
static cy_ble_gatt_db_attr_handle_t cy_ble_ancscReqHandle[CY_BLE_MAX_CONNECTION_INSTANCES];
/* The pointer to a global BLE ANCS server config structure */
const cy_stc_ble_ancss_config_t *cy_ble_ancssConfigPtr = NULL;
/* The pointer to a global BLE ANCS client config structure */
const cy_stc_ble_ancsc_config_t *cy_ble_ancscConfigPtr = NULL;
/*******************************************************************************
* Private Function Prototypes
*******************************************************************************/
static cy_en_ble_gatt_err_code_t Cy_BLE_ANCS_EventHandler(uint32_t eventCode, void *eventParam);
static cy_en_ble_gatt_err_code_t Cy_BLE_ANCSS_EventHandler(uint32_t eventCode, void *eventParam);
static cy_en_ble_gatt_err_code_t Cy_BLE_ANCSC_EventHandler(uint32_t eventCode, void *eventParam);
static cy_en_ble_gatt_err_code_t Cy_BLE_ANCSS_WriteEventHandler(cy_stc_ble_gatts_write_cmd_req_param_t *eventParam);
static void Cy_BLE_ANCSC_DiscoverServiceEventHandler(const cy_stc_ble_disc_srv_info_t *discServInfo);
static void Cy_BLE_ANCSC_DiscoverCharacteristicsEventHandler(cy_stc_ble_disc_char_info_t *discCharInfo);
static void Cy_BLE_ANCSC_DiscoverCharDescriptorsEventHandler(cy_stc_ble_disc_descr_info_t *discDescrInfo);
static void Cy_BLE_ANCSC_GetCharRange(cy_stc_ble_disc_range_info_t *charRangeInfo);
static void Cy_BLE_ANCSC_NotificationEventHandler(cy_stc_ble_gattc_handle_value_ntf_param_t *eventParam);
static void Cy_BLE_ANCSC_ReadResponseEventHandler(cy_stc_ble_gattc_read_rsp_param_t *eventParam);
static void Cy_BLE_ANCSC_WriteResponseEventHandler(const cy_stc_ble_conn_handle_t *eventParam);
static void Cy_BLE_ANCSC_ErrorResponseEventHandler(const cy_stc_ble_gatt_err_param_t *eventParam);
/******************************************************************************
* Function Name: Cy_BLE_ANCSS_Init
***************************************************************************//**
*
* This function initializes server of the Apple Notification Center service.
*
* \param config: Configuration structure for the ANCS.
*
* \return
* \ref cy_en_ble_api_result_t : Return value indicates whether the function succeeded or
* failed. The following are possible error codes.
*
* Error Codes | Description
* ------------ | -----------
* CY_BLE_SUCCESS | The function completed successfully.
* CY_BLE_ERROR_INVALID_PARAMETER | On specifying NULL as input parameter.
* CY_BLE_ERROR_MEMORY_ALLOCATION_FAILED | Buffer overflow in the registration callback.
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_ANCSS_Init(const cy_stc_ble_ancss_config_t *config)
{
cy_en_ble_api_result_t apiResult;
if(config == NULL)
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else
{
/* Registers a pointer to config structure */
cy_ble_ancssConfigPtr = config;
/* Registers event handler for the ANCS */
apiResult = Cy_BLE_RegisterServiceEventHandler(&Cy_BLE_ANCS_EventHandler);
/* Registers a pointer to server event handler function */
Cy_BLE_ANCSS_EventHandlerCallback = &Cy_BLE_ANCSS_EventHandler;
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSC_Init
***************************************************************************//**
*
* This function initializes the client of the Apple Notification Center services.
*
* \param config: Configuration structure for the ANCS.
*
* \return
* \ref cy_en_ble_api_result_t : Return value indicates whether the function succeeded or
* failed. The following are possible error codes.
*
* Error Codes | Description
* ------------ | -----------
* CY_BLE_SUCCESS | The function completed successfully.
* CY_BLE_ERROR_INVALID_PARAMETER | On specifying NULL as input parameter.
* CY_BLE_ERROR_MEMORY_ALLOCATION_FAILED | Buffer overflow in the registration callback.
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_ANCSC_Init(const cy_stc_ble_ancsc_config_t *config)
{
cy_en_ble_api_result_t apiResult;
if((config == NULL) || ((cy_ble_configPtr->params->gattRole & CY_BLE_GATT_CLIENT) == 0u))
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else
{
uint32_t idx;
/* Registers a pointer to config structure */
cy_ble_ancscConfigPtr = config;
/* Registers event handler for the ANCS */
apiResult = Cy_BLE_RegisterServiceEventHandler(&Cy_BLE_ANCS_EventHandler);
/* Registers a pointer to client event handler function */
Cy_BLE_ANCSC_EventHandlerCallback = &Cy_BLE_ANCSC_EventHandler;
for(idx = 0u; idx < cy_ble_configPtr->params->maxClientCount; idx++)
{
uint32 servCnt = cy_ble_configPtr->context->discServiCount;
uint32 ancsServIdx = cy_ble_ancscConfigPtr->serviceDiscIdx;
if(cy_ble_configPtr->context->serverInfo[(idx * servCnt) + ancsServIdx].range.startHandle ==
CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
/* Get pointer to ANCS client structure */
cy_stc_ble_ancsc_t *ancscPtr = (cy_stc_ble_ancsc_t *)&cy_ble_ancscConfigPtr->attrInfo[idx];
/* Clean client structure */
(void)memset(ancscPtr, 0, sizeof(cy_stc_ble_ancsc_t));
/* Initialize uuid */
cy_ble_configPtr->context->serverInfo[(idx * servCnt) + ancsServIdx].uuid = 0x0000u;
}
cy_ble_ancscReqHandle[idx] = CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE;
}
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_ANCS_RegisterAttrCallback
***************************************************************************//**
*
* Registers a callback function for service-specific attribute operations.
* Service-specific Write Requests from the peer device will not be handled with
* an unregistered callback function.
*
* \param callbackFunc: An application layer event callback function to receive
* events from the PSoC 6 BLE Middleware. The definition of \ref cy_ble_callback_t
* for ANCS service is:<br>
* typedef void (* cy_ble_callback_t) (uint32_t eventCode, void *eventParam),
* where:
* * eventCode: Indicates the event that triggered this callback
* (e.g. #CY_BLE_EVT_ANCSS_NOTIFICATION_ENABLED).
* * eventParam: Contains the parameters corresponding to the
* current event; (e.g. pointer to \ref cy_stc_ble_ancs_char_value_t
* structure that contains details of the characteristic
* for which the notification enabled event was triggered).
*
******************************************************************************/
void Cy_BLE_ANCS_RegisterAttrCallback(cy_ble_callback_t callbackFunc)
{
Cy_BLE_ANCS_ApplCallback = callbackFunc;
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSS_SetCharacteristicValue
***************************************************************************//**
*
* Sets the value of the characteristic identified by charIndex.
*
* \param charIndex: The index of the service characteristic.
* \param attrSize: The size of the characteristic value attribute.
* \param attrValue: The pointer to the characteristic value data that should be
* stored to the GATT database.
*
* \return
* A return value of type \ref cy_en_ble_api_result_t.
*
* Error Codes | Description
* ------------ | -----------
* CY_BLE_SUCCESS | The request was handled successfully.
* CY_BLE_ERROR_INVALID_PARAMETER | Validation of the input parameter failed.
* CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE| An optional characteristic is absent.
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_ANCSS_SetCharacteristicValue(cy_en_ble_ancs_char_index_t charIndex,
uint8_t attrSize,
uint8_t *attrValue)
{
cy_en_ble_api_result_t apiResult;
/* Check the parameters */
if(charIndex >= CY_BLE_ANCS_CHAR_COUNT)
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else if(CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE == cy_ble_ancssConfigPtr->attrInfo->charInfo[charIndex].charHandle)
{
apiResult = CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE;
}
else
{
/* Store the characteristic value into the GATT database */
cy_stc_ble_gatts_db_attr_val_info_t dbAttrValInfo;
dbAttrValInfo.connHandle.bdHandle = 0u;
dbAttrValInfo.connHandle.attId = 0u;
dbAttrValInfo.handleValuePair.attrHandle = cy_ble_ancssConfigPtr->attrInfo->charInfo[charIndex].charHandle;
dbAttrValInfo.handleValuePair.value.len = attrSize;
dbAttrValInfo.handleValuePair.value.val = attrValue;
dbAttrValInfo.offset = 0u;
dbAttrValInfo.flags = CY_BLE_GATT_DB_LOCALLY_INITIATED;
if(Cy_BLE_GATTS_WriteAttributeValueCCCD(&dbAttrValInfo) != CY_BLE_GATT_ERR_NONE)
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else
{
apiResult = CY_BLE_SUCCESS;
}
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSS_GetCharacteristicValue
***************************************************************************//**
*
* Gets the value of the characteristic, as identified by charIndex.
*
* \param charIndex: The index of the service characteristic.
* \param attrSize: The size of the characteristic value attribute.
* \param attrValue: The pointer to the location where characteristic
* value data should be stored.
*
* \return
* A return value of type \ref cy_en_ble_api_result_t.
*
* Error Codes | Description
* ------------ | -----------
* CY_BLE_SUCCESS | The characteristic value was read successfully.
* CY_BLE_ERROR_INVALID_PARAMETER | Validation of the input parameter failed.
* CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE | A characteristic is absent.
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_ANCSS_GetCharacteristicValue(cy_en_ble_ancs_char_index_t charIndex,
uint8_t attrSize,
uint8_t *attrValue)
{
cy_en_ble_api_result_t apiResult;
/* Check the parameters */
if(charIndex >= CY_BLE_ANCS_CHAR_COUNT)
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else if(CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE == cy_ble_ancssConfigPtr->attrInfo->charInfo[charIndex].charHandle)
{
apiResult = CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE;
}
else
{
/* Get characteristic value from GATT database */
cy_stc_ble_gatts_db_attr_val_info_t dbAttrValInfo;
dbAttrValInfo.connHandle.bdHandle = 0u;
dbAttrValInfo.connHandle.attId = 0u;
dbAttrValInfo.handleValuePair.attrHandle = cy_ble_ancssConfigPtr->attrInfo->charInfo[charIndex].charHandle;
dbAttrValInfo.handleValuePair.value.len = attrSize;
dbAttrValInfo.handleValuePair.value.val = attrValue;
dbAttrValInfo.offset = 0u;
dbAttrValInfo.flags = CY_BLE_GATT_DB_LOCALLY_INITIATED;
if(Cy_BLE_GATTS_ReadAttributeValueCCCD(&dbAttrValInfo) != CY_BLE_GATT_ERR_NONE)
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else
{
apiResult = CY_BLE_SUCCESS;
}
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSS_GetCharacteristicDescriptor
***************************************************************************//**
*
* Gets a characteristic descriptor of the specified characteristic.
*
* \param connHandle: The connection handle.
* \param charIndex: The index of the characteristic.
* \param descrIndex: The index of the descriptor.
* \param attrSize: The size of the descriptor value attribute.
* \param attrValue: The pointer to the location where characteristic
* descriptor value data should be stored.
*
* \return
* A return value of type \ref cy_en_ble_api_result_t.
*
* Error Codes | Description
* ------------ | -----------
* CY_BLE_SUCCESS | The characteristic descriptor value was read successfully.
* CY_BLE_ERROR_INVALID_PARAMETER | Validation of the input parameter failed.
* CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE | A descriptor is absent.
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_ANCSS_GetCharacteristicDescriptor(cy_stc_ble_conn_handle_t connHandle,
cy_en_ble_ancs_char_index_t charIndex,
cy_en_ble_ancs_descr_index_t descrIndex,
uint8_t attrSize,
uint8_t *attrValue)
{
cy_en_ble_api_result_t apiResult;
/* Check the parameters */
if((charIndex >= CY_BLE_ANCS_CHAR_COUNT) || (descrIndex >= CY_BLE_ANCS_DESCR_COUNT))
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else if(cy_ble_ancssConfigPtr->attrInfo->charInfo[charIndex].descrHandle[CY_BLE_ANCS_CCCD] ==
CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
apiResult = CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE;
}
else
{
/* Get data from the database */
cy_stc_ble_gatts_db_attr_val_info_t dbAttrValInfo;
dbAttrValInfo.handleValuePair.attrHandle = cy_ble_ancssConfigPtr->attrInfo->charInfo[charIndex].descrHandle[descrIndex];
dbAttrValInfo.handleValuePair.value.len = attrSize;
dbAttrValInfo.handleValuePair.value.val = attrValue;
dbAttrValInfo.connHandle = connHandle;
dbAttrValInfo.offset = 0u;
dbAttrValInfo.flags = CY_BLE_GATT_DB_LOCALLY_INITIATED;
if(Cy_BLE_GATTS_ReadAttributeValueCCCD(&dbAttrValInfo) != CY_BLE_GATT_ERR_NONE)
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else
{
apiResult = CY_BLE_SUCCESS;
}
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSS_SendNotification
***************************************************************************//**
*
* Sends a notification of the specified characteristic value, as identified by
* the charIndex.
* On enabling notification successfully for a service characteristic, this function sends out a
* Handle Value notification that results in a #CY_BLE_EVT_ANCSC_NOTIFICATION event
* at the GATT client's end.
*
* \param connHandle: The connection handle that consists of the device ID and ATT
* connection ID.
* \param charIndex: The index of the service characteristic.
* \param attrSize: The size of the characteristic value attribute.
* \param attrValue: The pointer to the characteristic value data that should
* be sent to the client device.
*
* \return
* A return value of type \ref cy_en_ble_api_result_t.
*
* Error Codes | Description
* ------------ | -----------
* CY_BLE_SUCCESS | The request was handled successfully.
* CY_BLE_ERROR_INVALID_PARAMETER | Validation of the input parameter failed.
* CY_BLE_ERROR_INVALID_OPERATION | This operation is not permitted.
* CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE | An optional characteristic is absent.
* CY_BLE_ERROR_INVALID_STATE | Connection with the client is not established.
* CY_BLE_ERROR_MEMORY_ALLOCATION_FAILED | Memory allocation failed.
* CY_BLE_ERROR_NTF_DISABLED | Notification is not enabled by the client.
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_ANCSS_SendNotification(cy_stc_ble_conn_handle_t connHandle,
cy_en_ble_ancs_char_index_t charIndex,
uint8_t attrSize,
uint8_t *attrValue)
{
cy_en_ble_api_result_t apiResult;
/* Send notification if it is enabled and connected */
if(Cy_BLE_GetConnectionState(connHandle) < CY_BLE_CONN_STATE_CONNECTED)
{
apiResult = CY_BLE_ERROR_INVALID_STATE;
}
else if(charIndex >= CY_BLE_ANCS_CHAR_COUNT)
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else if(cy_ble_ancssConfigPtr->attrInfo->charInfo[charIndex].descrHandle[CY_BLE_ANCS_CCCD] ==
CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
apiResult = CY_BLE_ERROR_INVALID_OPERATION;
}
else if(!CY_BLE_IS_NOTIFICATION_ENABLED(connHandle.attId, cy_ble_ancssConfigPtr->attrInfo->charInfo[charIndex].
descrHandle[CY_BLE_ANCS_CCCD]))
{
apiResult = CY_BLE_ERROR_NTF_DISABLED;
}
else
{
cy_stc_ble_gatts_handle_value_ntf_t ntfParam;
/* Fill all the fields of the Write Request structure ... */
ntfParam.handleValPair.attrHandle = cy_ble_ancssConfigPtr->attrInfo->charInfo[charIndex].charHandle;
ntfParam.handleValPair.value.val = attrValue;
ntfParam.handleValPair.value.len = attrSize;
ntfParam.connHandle = connHandle;
/* Send notification to the client using a previously filled structure */
apiResult = Cy_BLE_GATTS_Notification(&ntfParam);
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSS_WriteEventHandler
***************************************************************************//**
*
* Handles the Write Request event.
*
* \param eventParam: The pointer to the data structure specified by the event.
*
* \return
* \ref cy_en_ble_gatt_err_code_t - A function result state if it succeeded
* (CY_BLE_GATT_ERR_NONE) or failed with error codes:
* * CY_BLE_GATTS_ERR_PROCEDURE_ALREADY_IN_PROGRESS;
* * CY_BLE_GATTS_ERR_CCCD_IMPROPERLY_CONFIGURED.
*
******************************************************************************/
static cy_en_ble_gatt_err_code_t Cy_BLE_ANCSS_WriteEventHandler(cy_stc_ble_gatts_write_cmd_req_param_t *eventParam)
{
cy_en_ble_gatt_err_code_t gattErr = CY_BLE_GATT_ERR_NONE;
if(Cy_BLE_ANCS_ApplCallback != NULL)
{
cy_stc_ble_ancs_char_value_t locCharValue;
locCharValue.charIndex = CY_BLE_ANCS_CHAR_COUNT;
if(eventParam->handleValPair.attrHandle ==
cy_ble_ancssConfigPtr->attrInfo->charInfo[CY_BLE_ANCS_NS].descrHandle[CY_BLE_ANCS_CCCD])
{
locCharValue.charIndex = CY_BLE_ANCS_NS;
}
else if(eventParam->handleValPair.attrHandle ==
cy_ble_ancssConfigPtr->attrInfo->charInfo[CY_BLE_ANCS_DS].descrHandle[CY_BLE_ANCS_CCCD])
{
locCharValue.charIndex = CY_BLE_ANCS_DS;
}
else
{
/* Leave locCharValue.charIndex = CY_BLE_ANCS_CHAR_COUNT */
}
if(locCharValue.charIndex != CY_BLE_ANCS_CHAR_COUNT)
{
cy_stc_ble_gatts_db_attr_val_info_t dbAttrValInfo;
dbAttrValInfo.handleValuePair = eventParam->handleValPair;
dbAttrValInfo.connHandle = eventParam->connHandle;
dbAttrValInfo.offset = 0u;
dbAttrValInfo.flags = CY_BLE_GATT_DB_PEER_INITIATED;
gattErr = Cy_BLE_GATTS_WriteAttributeValueCCCD(&dbAttrValInfo);
locCharValue.connHandle = eventParam->connHandle;
locCharValue.value = NULL;
if(gattErr == CY_BLE_GATT_ERR_NONE)
{
uint32_t eventCode;
if(CY_BLE_IS_NOTIFICATION_ENABLED_IN_PTR(eventParam->handleValPair.value.val))
{
eventCode = (uint32_t)CY_BLE_EVT_ANCSS_NOTIFICATION_ENABLED;
}
else
{
eventCode = (uint32_t)CY_BLE_EVT_ANCSS_NOTIFICATION_DISABLED;
}
Cy_BLE_ANCS_ApplCallback(eventCode, &locCharValue);
}
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
else
{
if(eventParam->handleValPair.attrHandle == cy_ble_ancssConfigPtr->attrInfo->charInfo[CY_BLE_ANCS_CP].charHandle)
{
cy_stc_ble_gatts_db_attr_val_info_t dbAttrValInfo;
dbAttrValInfo.handleValuePair = eventParam->handleValPair;
dbAttrValInfo.connHandle = eventParam->connHandle;
dbAttrValInfo.offset = 0u;
dbAttrValInfo.flags = CY_BLE_GATT_DB_PEER_INITIATED;
gattErr = Cy_BLE_GATTS_WriteAttributeValueCCCD(&dbAttrValInfo);
locCharValue.charIndex = CY_BLE_ANCS_CP;
locCharValue.value = &eventParam->handleValPair.value;
if(gattErr == CY_BLE_GATT_ERR_NONE)
{
CY_BLE_GATT_DB_ATTR_SET_ATTR_GEN_LEN(cy_ble_ancssConfigPtr->attrInfo->charInfo[locCharValue.charIndex].
charHandle, locCharValue.value->len);
Cy_BLE_ANCS_ApplCallback((uint32_t)CY_BLE_EVT_ANCSS_WRITE_CHAR, &locCharValue);
if((locCharValue.gattErrorCode == CY_BLE_GATT_ERR_ANCS_UNKNOWN_COMMAND) ||
(locCharValue.gattErrorCode == CY_BLE_GATT_ERR_ANCS_INVALID_COMMAND) ||
(locCharValue.gattErrorCode == CY_BLE_GATT_ERR_ANCS_INVALID_PARAMETER) ||
(locCharValue.gattErrorCode == CY_BLE_GATT_ERR_ANCS_ACTION_FAILED))
{
gattErr = locCharValue.gattErrorCode;
}
}
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
}
}
return(gattErr);
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSC_SetCharacteristicValue
***************************************************************************//**
*
* This function is used to write the characteristic (identified by
* charIndex) value attribute in the server. As a result, a Write Request is
* sent to the GATT server and on successful execution of the request on the
* server's side, a #CY_BLE_EVT_ANCSS_WRITE_CHAR event is generated.
* On successful request execution on the server's side, a Write Response is
* sent to the client.
*
* \param connHandle: The connection handle.
* \param charIndex: The index of the service characteristic.
* \param attrSize: The size of the characteristic value attribute.
* \param attrValue: The pointer to the characteristic value data that should be
* sent to the server device.
*
* \return
* A return value of type \ref cy_en_ble_api_result_t.
*
* Error Codes | Description
* ------------ | -----------
* CY_BLE_SUCCESS | The request was sent successfully.
* CY_BLE_ERROR_INVALID_PARAMETER | Validation of the input parameter failed.
* CY_BLE_ERROR_INVALID_OPERATION | Operation is invalid for this characteristic.
* CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE | The peer device doesn't have the particular characteristic.
* CY_BLE_ERROR_INVALID_STATE | Connection with the server is not established.
* CY_BLE_ERROR_MEMORY_ALLOCATION_FAILED | Memory allocation failed.
*
* \events
* If execution is successful (return value = #CY_BLE_SUCCESS),
* these events can appear: \n
* If an ANCS service-specific callback is
* registered with \ref Cy_BLE_ANCS_RegisterAttrCallback():
* * #CY_BLE_EVT_ANCSC_WRITE_CHAR_RESPONSE - If the requested attribute is
* successfully written on the peer device, the details (charIndex, etc.)
* are provided with an event parameter structure
* of type \ref cy_stc_ble_ancs_char_value_t.
* .
* Otherwise (if an ANCS service-specific callback is not registered):
* * #CY_BLE_EVT_GATTC_WRITE_RSP - If the requested attribute is successfully
* written on the peer device.
*
* * #CY_BLE_EVT_GATTC_ERROR_RSP - If an error occurred with the requested
* attribute on the peer device, the details are provided with an event
* parameter structure \ref cy_stc_ble_gatt_err_param_t.
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_ANCSC_SetCharacteristicValue(cy_stc_ble_conn_handle_t connHandle,
cy_en_ble_ancs_char_index_t charIndex,
uint8_t attrSize,
uint8_t * attrValue)
{
cy_en_ble_api_result_t apiResult;
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(connHandle);
/* Get pointer (with offset) to ANCS client structure with attribute handles */
cy_stc_ble_ancsc_t *ancscPtr = (cy_stc_ble_ancsc_t *)&cy_ble_ancscConfigPtr->attrInfo[discIdx];
/* Check the parameters */
if(Cy_BLE_GetConnectionState(connHandle) != CY_BLE_CONN_STATE_CLIENT_DISCOVERED)
{
apiResult = CY_BLE_ERROR_INVALID_STATE;
}
else if((charIndex >= CY_BLE_ANCS_CHAR_COUNT) || (discIdx >= cy_ble_configPtr->params->maxClientCount))
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else if(ancscPtr->charInfo[charIndex].valueHandle == CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
apiResult = CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE;
}
else if((CY_BLE_CHAR_PROP_WRITE & ancscPtr->charInfo[charIndex].properties) == 0u)
{
apiResult = CY_BLE_ERROR_INVALID_OPERATION;
}
else
{
cy_stc_ble_gattc_write_req_t writeReqParam;
writeReqParam.handleValPair.attrHandle = ancscPtr->charInfo[charIndex].valueHandle;
writeReqParam.handleValPair.value.val = attrValue;
writeReqParam.handleValPair.value.len = attrSize;
writeReqParam.connHandle = connHandle;
apiResult = Cy_BLE_GATTC_WriteCharacteristicValue(&writeReqParam);
if(apiResult == CY_BLE_SUCCESS)
{
cy_ble_ancscReqHandle[discIdx] = ancscPtr->charInfo[charIndex].valueHandle;
}
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSC_SetCharacteristicDescriptor
***************************************************************************//**
*
* This function is used to write the characteristic value to the server
* identified by its charIndex.
*
* Internally, a Write Request is sent to the GATT server and on successful
* execution of the request on the server side, the following events can be
* generated:
* * #CY_BLE_EVT_ANCSS_NOTIFICATION_ENABLED
* * #CY_BLE_EVT_ANCSS_NOTIFICATION_DISABLED
*
* \param connHandle: The connection handle.
* \param charIndex: The index of the service characteristic.
* \param descrIndex: The index of the service characteristic descriptor.
* \param attrSize: The size of the characteristic descriptor value attribute.
* \param attrValue: The pointer to the characteristic descriptor value data that
* should be sent to the server device.
*
* \return
* A return value of type \ref cy_en_ble_api_result_t.
*
* Error Codes | Description
* ------------ | -----------
* CY_BLE_SUCCESS | The request was sent successfully.
* CY_BLE_ERROR_INVALID_PARAMETER | Validation of the input parameter failed.
* CY_BLE_ERROR_INVALID_OPERATION | Operation is invalid for this characteristic.
* CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE | The peer device doesn't have the particular characteristic.
* CY_BLE_ERROR_INVALID_STATE | The state is not valid.
* CY_BLE_ERROR_MEMORY_ALLOCATION_FAILED | Memory allocation failed.
*
* \events
* If execution is successful (return value = #CY_BLE_SUCCESS),
* these events can appear: \n
* If an ANCS service-specific callback is registered
* with \ref Cy_BLE_ANCS_RegisterAttrCallback():
* * #CY_BLE_EVT_ANCSC_WRITE_DESCR_RESPONSE - If the requested attribute is
* successfully written on the peer device, the details (charIndex,
* descrIndex etc.) are provided with an event parameter structure
* of type #cy_stc_ble_ancs_descr_value_t.
*
* Otherwise (if an ANCS service-specific callback is not registered):
* * #CY_BLE_EVT_GATTC_WRITE_RSP - If the requested attribute is
* successfully written on the peer device.
*
* * #CY_BLE_EVT_GATTC_ERROR_RSP - If an error occurred with the
* requested attribute on the peer device, the details are provided with
* an event parameter structure ( \ref cy_stc_ble_gatt_err_param_t).
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_ANCSC_SetCharacteristicDescriptor(cy_stc_ble_conn_handle_t connHandle,
cy_en_ble_ancs_char_index_t charIndex,
cy_en_ble_ancs_descr_index_t descrIndex,
uint8_t
attrSize,
uint8_t * attrValue)
{
cy_en_ble_api_result_t apiResult;
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(connHandle);
/* Get pointer (with offset) to ANCS client structure with attribute handles */
cy_stc_ble_ancsc_t *ancscPtr = (cy_stc_ble_ancsc_t *)&cy_ble_ancscConfigPtr->attrInfo[discIdx];
/* Check the parameters */
if(Cy_BLE_GetConnectionState(connHandle) != CY_BLE_CONN_STATE_CLIENT_DISCOVERED)
{
apiResult = CY_BLE_ERROR_INVALID_STATE;
}
else if((charIndex >= CY_BLE_ANCS_CHAR_COUNT) || (descrIndex >= CY_BLE_ANCS_DESCR_COUNT) ||
(attrSize != CY_BLE_CCCD_LEN) || (discIdx >= cy_ble_configPtr->params->maxClientCount))
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else if(ancscPtr->charInfo[charIndex].descrHandle[descrIndex] == CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
apiResult = CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE;
}
else
{
/* Fill all fields of the Write Request structure ... */
cy_stc_ble_gattc_write_req_t writeReqParam;
writeReqParam.handleValPair.attrHandle = ancscPtr->charInfo[charIndex].descrHandle[descrIndex];
writeReqParam.handleValPair.value.val = attrValue;
writeReqParam.handleValPair.value.len = CY_BLE_CCCD_LEN;
writeReqParam.connHandle = connHandle;
/* ... and send request to the server device. */
apiResult = Cy_BLE_GATTC_WriteCharacteristicDescriptors(&writeReqParam);
if(apiResult == CY_BLE_SUCCESS)
{
/* Save the handle to support service-specific read response from the device */
cy_ble_ancscReqHandle[discIdx] = writeReqParam.handleValPair.attrHandle;
}
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSC_GetCharacteristicDescriptor
***************************************************************************//**
*
* Gets the characteristic descriptor of the specified characteristic.
*
* \param connHandle: The connection handle.
* \param charIndex: The index of the service characteristic.
* \param descrIndex: The index of the service characteristic descriptor.
*
* \return
* A return value of type \ref cy_en_ble_api_result_t.
*
* Error Codes | Description
* ------------ | -----------
* CY_BLE_SUCCESS | The request was sent successfully.
* CY_BLE_ERROR_INVALID_PARAMETER | Validation of the input parameter failed.
* CY_BLE_ERROR_INVALID_OPERATION | This operation is not permitted on the specified attribute.
* CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE | The peer device doesn't have the particular descriptor.
* CY_BLE_ERROR_INVALID_STATE | The state is not valid.
* CY_BLE_ERROR_MEMORY_ALLOCATION_FAILED | Memory allocation failed.
*
* \events
* If execution is successful (return value = #CY_BLE_SUCCESS),
* these following events can appear: \n
* If an ANCS service-specific callback is registered
* with \ref Cy_BLE_ANCS_RegisterAttrCallback():
* * #CY_BLE_EVT_ANCSC_READ_DESCR_RESPONSE - If the requested attribute is
* successfully read on the peer device, the details (charIndex,
* descrIndex, value, etc.) are provided with an event parameter structure
* of type #cy_stc_ble_ancs_descr_value_t.
*
* Otherwise (if an ANCS service-specific callback is not registered):
* * #CY_BLE_EVT_GATTC_READ_RSP - If the requested attribute is
* successfully read on the peer device, the details (handle, value, etc.) are
* provided with an event parameter structure
* \ref cy_stc_ble_gattc_read_rsp_param_t.
*
* * #CY_BLE_EVT_GATTC_ERROR_RSP - If an error occurred with the
* requested attribute on the peer device, the details are provided with
* an event parameter structure \ref cy_stc_ble_gatt_err_param_t.
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_ANCSC_GetCharacteristicDescriptor(cy_stc_ble_conn_handle_t connHandle,
cy_en_ble_ancs_char_index_t charIndex,
cy_en_ble_ancs_descr_index_t descrIndex)
{
cy_en_ble_api_result_t apiResult;
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(connHandle);
/* Get pointer (with offset) to ANCS client structure with attribute handles */
cy_stc_ble_ancsc_t *ancscPtr = (cy_stc_ble_ancsc_t *)&cy_ble_ancscConfigPtr->attrInfo[discIdx];
/* Check the parameters */
if(Cy_BLE_GetConnectionState(connHandle) != CY_BLE_CONN_STATE_CLIENT_DISCOVERED)
{
apiResult = CY_BLE_ERROR_INVALID_STATE;
}
else if((charIndex >= CY_BLE_ANCS_CHAR_COUNT) || (descrIndex >= CY_BLE_ANCS_DESCR_COUNT) ||
(discIdx >= cy_ble_configPtr->params->maxClientCount))
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else if(ancscPtr->charInfo[charIndex].descrHandle[descrIndex] == CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
apiResult = CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE;
}
else
{
cy_stc_ble_gattc_read_req_t readReqParam;
readReqParam.attrHandle = ancscPtr->charInfo[charIndex].descrHandle[descrIndex];
readReqParam.connHandle = connHandle;
apiResult = Cy_BLE_GATTC_ReadCharacteristicDescriptors(&readReqParam);
if(apiResult == CY_BLE_SUCCESS)
{
cy_ble_ancscReqHandle[discIdx] = ancscPtr->charInfo[charIndex].descrHandle[descrIndex];
}
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSC_DiscoverServiceEventHandler
***************************************************************************//**
*
* This function is called on receiving a Read-By-Group Response event or
* Read response with 128-bit service uuid.
*
* \param discServInfo: The pointer to the service information structure.
*
******************************************************************************/
static void Cy_BLE_ANCSC_DiscoverServiceEventHandler(const cy_stc_ble_disc_srv_info_t *discServInfo)
{
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(discServInfo->connHandle);
uint32_t discServiNum = cy_ble_configPtr->context->discServiCount;
uint32_t ancsDiscIdx = cy_ble_ancscConfigPtr->serviceDiscIdx;
if(memcmp(&cy_ble_ancscServUuid, &discServInfo->srvcInfo->uuid.uuid128, CY_BLE_GATT_128_BIT_UUID_SIZE) == 0u)
{
if(cy_ble_configPtr->context->serverInfo[(discIdx * discServiNum) + ancsDiscIdx].range.startHandle ==
CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
cy_ble_configPtr->context->serverInfo[(discIdx * discServiNum) + ancsDiscIdx].range =
discServInfo->srvcInfo->range;
cy_ble_configPtr->context->discovery[discIdx].servCount++;
}
/* Indicate that request was handled */
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSC_DiscoverCharacteristicsEventHandler
***************************************************************************//**
*
* This function is called on receiving a #CY_BLE_EVT_GATTC_READ_BY_TYPE_RSP
* event. Based on the service UUID, the appropriate data structure is populated
* using the data received as part of the callback.
*
* \param discCharInfo: The pointer to the characteristic information structure.
*
******************************************************************************/
static void Cy_BLE_ANCSC_DiscoverCharacteristicsEventHandler(cy_stc_ble_disc_char_info_t *discCharInfo)
{
static cy_ble_gatt_db_attr_handle_t *lastEndHandle[CY_BLE_MAX_CONNECTION_INSTANCES] = { 0u };
cy_en_ble_ancs_char_index_t locCharIndex;
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(discCharInfo->connHandle);
uint32_t discServiNum = cy_ble_configPtr->context->discServiCount;
uint32_t ancsDiscIdx = cy_ble_ancscConfigPtr->serviceDiscIdx;
/* Get pointer (with offset) to ANCS client structure with attribute handles */
cy_stc_ble_ancsc_t *ancscPtr = (cy_stc_ble_ancsc_t *)&cy_ble_ancscConfigPtr->attrInfo[discIdx];
if((discCharInfo->uuidFormat == CY_BLE_GATT_128_BIT_UUID_FORMAT) &&
(discCharInfo->valueHandle >=
cy_ble_configPtr->context->serverInfo[(discIdx * discServiNum) + ancsDiscIdx].range.startHandle) &&
(discCharInfo->valueHandle <=
cy_ble_configPtr->context->serverInfo[(discIdx * discServiNum) + ancsDiscIdx].range.endHandle))
{
/* Update the last characteristic endHandle to the declaration handle of this characteristic */
if(lastEndHandle[discIdx] != NULL)
{
*lastEndHandle[discIdx] = discCharInfo->charDeclHandle - 1u;
lastEndHandle[discIdx] = NULL;
}
for(locCharIndex = CY_BLE_ANCS_NS; locCharIndex < CY_BLE_ANCS_CHAR_COUNT; locCharIndex++)
{
if(memcmp(&cy_ble_ancscCharUuid[locCharIndex], &discCharInfo->uuid.uuid128,
CY_BLE_GATT_128_BIT_UUID_SIZE) == 0)
{
if(ancscPtr->charInfo[locCharIndex].valueHandle == CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
ancscPtr->charInfo[locCharIndex].valueHandle = discCharInfo->valueHandle;
ancscPtr->charInfo[locCharIndex].properties = discCharInfo->properties;
lastEndHandle[discIdx] = &ancscPtr->charInfo[locCharIndex].endHandle;
}
else
{
Cy_BLE_ApplCallback((uint32_t)CY_BLE_EVT_GATTC_CHAR_DUPLICATION, &discCharInfo);
}
}
}
/* Initialize the characteristic endHandle to the service endHandle. The characteristic endHandle will
* be updated to the declaration handle of the following characteristic, in the following characteristic
* discovery procedure. */
if(lastEndHandle[discIdx] != NULL)
{
*lastEndHandle[discIdx] =
cy_ble_configPtr->context->serverInfo[(discIdx * discServiNum) + ancsDiscIdx].range.endHandle;
}
/* Indicate that request was handled */
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSC_DiscoverCharDescriptorsEventHandler
***************************************************************************//**
*
* This function is called on receiving a #CY_BLE_EVT_GATTC_READ_BY_TYPE_RSP
* event. Based on the service UUID, the appropriate data structure is populated
* using the data received as part of the callback.
*
* \param discDescrInfo: The pointer to a descriptor information structure.
*
******************************************************************************/
static void Cy_BLE_ANCSC_DiscoverCharDescriptorsEventHandler(cy_stc_ble_disc_descr_info_t *discDescrInfo)
{
uint32_t notSupportedDescr = 0u;
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(discDescrInfo->connHandle);
uint32_t ancsDiscIdx = cy_ble_ancscConfigPtr->serviceDiscIdx;
uint32_t descIdx;
if(cy_ble_configPtr->context->discovery[discIdx].servCount == ancsDiscIdx)
{
switch(discDescrInfo->uuid.uuid16)
{
case CY_BLE_UUID_CHAR_CLIENT_CONFIG:
descIdx = (uint32_t)CY_BLE_ANCS_CCCD;
break;
default:
/* Not supported descriptor */
notSupportedDescr = 1u;
break;
}
if(notSupportedDescr == 0u)
{
/* Get pointer (with offset) to ANCS client structure with attribute handles */
cy_stc_ble_ancsc_t *ancscPtr = (cy_stc_ble_ancsc_t *)&cy_ble_ancscConfigPtr->attrInfo[discIdx];
if(ancscPtr->charInfo[cy_ble_configPtr->context->discovery[discIdx].charCount].descrHandle[descIdx] ==
CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
ancscPtr->charInfo[cy_ble_configPtr->context->discovery[discIdx].charCount].descrHandle[descIdx] =
discDescrInfo->descrHandle;
}
else
{
/* Duplication of the descriptor */
Cy_BLE_ApplCallback((uint32_t)CY_BLE_EVT_GATTC_DESCR_DUPLICATION, &discDescrInfo);
}
}
/* Indicate that request was handled */
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSC_GetCharRange
***************************************************************************//**
*
* Returns a possible range of the current characteristic descriptor via
* input parameter charRangeInfo->range
*
* \param *charRangeInfo: The pointer to a descriptor range information structure.
*
******************************************************************************/
static void Cy_BLE_ANCSC_GetCharRange(cy_stc_ble_disc_range_info_t *charRangeInfo)
{
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(charRangeInfo->connHandle);
uint32_t ancsDiscIdx = cy_ble_ancscConfigPtr->serviceDiscIdx;
uint32_t exitFlag = 0u;
if(cy_ble_configPtr->context->discovery[discIdx].servCount == ancsDiscIdx)
{
if(charRangeInfo->srviIncIdx != CY_BLE_DISCOVERY_INIT)
{
cy_ble_configPtr->context->discovery[discIdx].charCount++;
}
while((cy_ble_configPtr->context->discovery[discIdx].charCount < (uint32_t)CY_BLE_ANCS_CHAR_COUNT) && (exitFlag == 0u))
{
uint32_t charIdx = cy_ble_configPtr->context->discovery[discIdx].charCount;
/* Get pointer (with offset) to ANCS client structure with attribute handles */
cy_stc_ble_ancsc_t *ancscPtr = (cy_stc_ble_ancsc_t *)&cy_ble_ancscConfigPtr->attrInfo[discIdx];
if((ancscPtr->charInfo[charIdx].endHandle -
ancscPtr->charInfo[charIdx].valueHandle) != 0u)
{
/* Read characteristic range */
charRangeInfo->range.startHandle = ancscPtr->charInfo[charIdx].valueHandle + 1u;
charRangeInfo->range.endHandle = ancscPtr->charInfo[charIdx].endHandle;
exitFlag = 1u;
}
else
{
cy_ble_configPtr->context->discovery[discIdx].charCount++;
}
}
/* Indicate that request was handled */
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSC_NotificationEventHandler
***************************************************************************//**
*
* Handles a notification event.
*
* \param eventParam: The pointer to the data structure specified by the event.
*
******************************************************************************/
static void Cy_BLE_ANCSC_NotificationEventHandler(cy_stc_ble_gattc_handle_value_ntf_param_t *eventParam)
{
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(eventParam->connHandle);
if((discIdx < cy_ble_configPtr->params->maxClientCount) && (Cy_BLE_ANCS_ApplCallback != NULL))
{
cy_stc_ble_ancs_char_value_t locCharValue;
/* Get pointer (with offset) to ANCS client structure with attribute handles */
cy_stc_ble_ancsc_t *ancscPtr = (cy_stc_ble_ancsc_t *)&cy_ble_ancscConfigPtr->attrInfo[discIdx];
if(ancscPtr->charInfo[CY_BLE_ANCS_NS].valueHandle == eventParam->handleValPair.attrHandle)
{
locCharValue.charIndex = CY_BLE_ANCS_NS;
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
else if(ancscPtr->charInfo[CY_BLE_ANCS_DS].valueHandle == eventParam->handleValPair.attrHandle)
{
locCharValue.charIndex = CY_BLE_ANCS_DS;
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
else
{
/* Apple Notification Center service doesn't support any other notification */
}
if((cy_ble_eventHandlerFlag & CY_BLE_CALLBACK) == 0u)
{
locCharValue.connHandle = eventParam->connHandle;
locCharValue.value = &eventParam->handleValPair.value;
Cy_BLE_ANCS_ApplCallback((uint32_t)CY_BLE_EVT_ANCSC_NOTIFICATION, &locCharValue);
}
}
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSC_ReadResponseEventHandler
***************************************************************************//**
*
* Handles a read response event.
*
* \param eventParam: The pointer to the data structure.
*
******************************************************************************/
static void Cy_BLE_ANCSC_ReadResponseEventHandler(cy_stc_ble_gattc_read_rsp_param_t *eventParam)
{
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(eventParam->connHandle);
if((discIdx < cy_ble_configPtr->params->maxClientCount) && (Cy_BLE_ANCS_ApplCallback != NULL) &&
(cy_ble_ancscReqHandle[discIdx] != CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE))
{
cy_stc_ble_ancs_descr_value_t locDescrValue;
/* Get pointer (with offset) to ANCS client structure with attribute handles */
cy_stc_ble_ancsc_t *ancscPtr = (cy_stc_ble_ancsc_t *)&cy_ble_ancscConfigPtr->attrInfo[discIdx];
if(ancscPtr->charInfo[CY_BLE_ANCS_NS].descrHandle[CY_BLE_ANCS_CCCD] == cy_ble_ancscReqHandle[discIdx])
{
locDescrValue.charIndex = CY_BLE_ANCS_NS;
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
else if(ancscPtr->charInfo[CY_BLE_ANCS_DS].descrHandle[CY_BLE_ANCS_CCCD] ==
cy_ble_ancscReqHandle[discIdx])
{
locDescrValue.charIndex = CY_BLE_ANCS_DS;
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
else
{
}
if((cy_ble_eventHandlerFlag & CY_BLE_CALLBACK) == 0u)
{
locDescrValue.connHandle = eventParam->connHandle;
locDescrValue.value = &eventParam->value;
Cy_BLE_ANCS_ApplCallback((uint32_t)CY_BLE_EVT_ANCSC_READ_DESCR_RESPONSE, &locDescrValue);
}
cy_ble_ancscReqHandle[discIdx] = CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE;
}
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSC_WriteResponseEventHandler
***************************************************************************//**
*
* Handles a Write Response event.
*
* \param eventParam: The pointer to the data structure specified by the event.
*
******************************************************************************/
static void Cy_BLE_ANCSC_WriteResponseEventHandler(const cy_stc_ble_conn_handle_t *eventParam)
{
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(*eventParam);
if((discIdx < cy_ble_configPtr->params->maxClientCount) && (Cy_BLE_ANCS_ApplCallback != NULL) &&
(CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE != cy_ble_ancscReqHandle[discIdx]))
{
/* Get pointer (with offset) to ANCS client structure with attribute handles */
cy_stc_ble_ancsc_t *ancscPtr = (cy_stc_ble_ancsc_t *)&cy_ble_ancscConfigPtr->attrInfo[discIdx];
if(ancscPtr->charInfo[CY_BLE_ANCS_CP].valueHandle == cy_ble_ancscReqHandle[discIdx])
{
cy_stc_ble_ancs_char_value_t locCharIndex =
{
.connHandle = *eventParam,
.charIndex = CY_BLE_ANCS_CP,
.value = NULL
};
cy_ble_ancscReqHandle[discIdx] = CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE;
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
Cy_BLE_ANCS_ApplCallback((uint32_t)CY_BLE_EVT_ANCSC_WRITE_CHAR_RESPONSE, &locCharIndex);
}
else
{
cy_stc_ble_ancs_descr_value_t locDescIndex;
if(ancscPtr->charInfo[CY_BLE_ANCS_NS].descrHandle[CY_BLE_ANCS_CCCD] ==
cy_ble_ancscReqHandle[discIdx])
{
locDescIndex.charIndex = CY_BLE_ANCS_NS;
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
else if(ancscPtr->charInfo[CY_BLE_ANCS_DS].descrHandle[CY_BLE_ANCS_CCCD] ==
cy_ble_ancscReqHandle[discIdx])
{
locDescIndex.charIndex = CY_BLE_ANCS_DS;
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
else
{
/* Apple Notification Center service doesn't support any other notification */
}
if((cy_ble_eventHandlerFlag & CY_BLE_CALLBACK) == 0u)
{
locDescIndex.connHandle = *eventParam;
locDescIndex.descrIndex = CY_BLE_ANCS_CCCD;
locDescIndex.value = NULL;
cy_ble_ancscReqHandle[discIdx] = CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE;
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
Cy_BLE_ANCS_ApplCallback((uint32_t)CY_BLE_EVT_ANCSC_WRITE_DESCR_RESPONSE, &locDescIndex);
}
}
}
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSC_ErrorResponseEventHandler
***************************************************************************//**
*
* Handles an Error Response event.
*
* \param eventParam: The pointer to the data structure specified by the event.
*
******************************************************************************/
static void Cy_BLE_ANCSC_ErrorResponseEventHandler(const cy_stc_ble_gatt_err_param_t *eventParam)
{
if(eventParam != NULL)
{
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(eventParam->connHandle);
if(eventParam->errInfo.attrHandle == cy_ble_ancscReqHandle[discIdx])
{
/* Get pointer (with offset) to ANCS client structure with attribute handles */
cy_stc_ble_ancsc_t *ancscPtr = (cy_stc_ble_ancsc_t *)&cy_ble_ancscConfigPtr->attrInfo[discIdx];
if((Cy_BLE_ANCS_ApplCallback != NULL) &&
(cy_ble_ancscReqHandle[discIdx] == ancscPtr->charInfo[CY_BLE_ANCS_CP].valueHandle))
{
cy_stc_ble_ancs_char_value_t locGattError =
{
.connHandle = eventParam->connHandle,
.charIndex = CY_BLE_ANCS_CP,
.value = NULL,
.gattErrorCode = eventParam->errInfo.errorCode
};
Cy_BLE_ANCS_ApplCallback((uint32_t)CY_BLE_EVT_ANCSC_ERROR_RESPONSE, &locGattError);
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
cy_ble_ancscReqHandle[discIdx] = CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE;
}
}
}
/******************************************************************************
* Function Name: Cy_BLE_ANCS_EventHandler
***************************************************************************//**
*
* Handles the events from the BLE Stack for the Apple Notification Center
* service.
*
* \param eventCode: the event code
* \param eventParam: the event parameters
*
* \return
* A return value of type \ref cy_en_ble_gatt_err_code_t.
*
******************************************************************************/
static cy_en_ble_gatt_err_code_t Cy_BLE_ANCS_EventHandler(uint32_t eventCode,
void *eventParam)
{
cy_en_ble_gatt_err_code_t gattErr = CY_BLE_GATT_ERR_NONE;
/************************************
* Handling GATT Server events
***********************************/
if(Cy_BLE_ANCSS_EventHandlerCallback != NULL)
{
gattErr = Cy_BLE_ANCSS_EventHandlerCallback(eventCode, eventParam);
}
/************************************
* Handling GATT Client events
***********************************/
if(Cy_BLE_ANCSC_EventHandlerCallback != NULL)
{
(void)Cy_BLE_ANCSC_EventHandlerCallback(eventCode, eventParam);
}
return(gattErr);
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSS_EventHandler
***************************************************************************//**
*
* Handles the server events from the BLE Stack for the ANCS service
*
* \param eventCode: the event code
* \param eventParam: the event parameters
*
* \return
* A return value of type \ref cy_en_ble_gatt_err_code_t.
*
******************************************************************************/
static cy_en_ble_gatt_err_code_t Cy_BLE_ANCSS_EventHandler(uint32_t eventCode, void *eventParam)
{
cy_en_ble_gatt_err_code_t gattErr = CY_BLE_GATT_ERR_NONE;
/* Handling GATT Server events */
switch((cy_en_ble_event_t)eventCode)
{
case CY_BLE_EVT_GATTS_WRITE_REQ:
gattErr = Cy_BLE_ANCSS_WriteEventHandler((cy_stc_ble_gatts_write_cmd_req_param_t*)eventParam);
break;
default:
break;
}
return (gattErr);
}
/******************************************************************************
* Function Name: Cy_BLE_ANCSC_EventHandler
***************************************************************************//**
*
* Handles the client events from the BLE Stack for the ANCS service
*
* \param eventCode: the event code
* \param eventParam: the event parameters
*
* \return
* A return value of type \ref cy_en_ble_gatt_err_code_t.
*
******************************************************************************/
static cy_en_ble_gatt_err_code_t Cy_BLE_ANCSC_EventHandler(uint32_t eventCode, void *eventParam)
{
cy_en_ble_gatt_err_code_t gattErr = CY_BLE_GATT_ERR_NONE;
if(eventCode > (uint32_t)CY_BLE_EVT_MAX)
{
/* Handling service-specific events */
switch((cy_en_ble_evt_t)eventCode)
{
/* Discovery events */
case CY_BLE_EVT_GATTC_DISC_SERVICE:
Cy_BLE_ANCSC_DiscoverServiceEventHandler((cy_stc_ble_disc_srv_info_t*)eventParam);
break;
case CY_BLE_EVT_GATTC_DISC_CHAR:
Cy_BLE_ANCSC_DiscoverCharacteristicsEventHandler((cy_stc_ble_disc_char_info_t*)eventParam);
break;
case CY_BLE_EVT_GATTC_DISC_DESCR:
Cy_BLE_ANCSC_DiscoverCharDescriptorsEventHandler((cy_stc_ble_disc_descr_info_t*)eventParam);
break;
case CY_BLE_EVT_GATTC_DISC_DESCR_GET_RANGE:
Cy_BLE_ANCSC_GetCharRange((cy_stc_ble_disc_range_info_t*)eventParam);
break;
default:
break;
}
}
else
{
/* Handling GATT Client events */
switch((cy_en_ble_event_t)eventCode)
{
case CY_BLE_EVT_GATTC_ERROR_RSP:
{
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(((cy_stc_ble_gatt_err_param_t*)eventParam)->connHandle);
if((discIdx < cy_ble_configPtr->params->maxClientCount) &&
(cy_ble_configPtr->context->discovery[discIdx].autoDiscoveryFlag == 0u) &&
(((cy_stc_ble_gatt_err_param_t*)eventParam)->errInfo.errorCode != CY_BLE_GATT_ERR_ATTRIBUTE_NOT_FOUND))
{
Cy_BLE_ANCSC_ErrorResponseEventHandler((cy_stc_ble_gatt_err_param_t*)eventParam);
}
}
break;
case CY_BLE_EVT_GATTC_HANDLE_VALUE_NTF:
Cy_BLE_ANCSC_NotificationEventHandler((cy_stc_ble_gattc_handle_value_ntf_param_t*)eventParam);
break;
case CY_BLE_EVT_GATTC_READ_RSP:
Cy_BLE_ANCSC_ReadResponseEventHandler((cy_stc_ble_gattc_read_rsp_param_t*)eventParam);
break;
case CY_BLE_EVT_GATTC_WRITE_RSP:
Cy_BLE_ANCSC_WriteResponseEventHandler((cy_stc_ble_conn_handle_t*)eventParam);
break;
default:
break;
}
}
return(gattErr);
}
#endif /* CY_BLE_LIB_HOST_CORE */
#endif /* CY_IP_MXBLESS */
/* [] END OF FILE */