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bless/cy_ble_wpts.c

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/***************************************************************************//**
* \file cy_ble_wpts.c
* \version 3.60
*
* \brief
* Contains the source code for Wireless Power Transfer 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
/*******************************************************************************
* Private Function Prototypes
*******************************************************************************/
static cy_en_ble_gatt_err_code_t Cy_BLE_WPTS_EventHandler(uint32_t eventCode, void *eventParam);
static cy_en_ble_gatt_err_code_t Cy_BLE_WPTSS_EventHandler(uint32_t eventCode, void *eventParam);
static cy_en_ble_gatt_err_code_t Cy_BLE_WPTSC_EventHandler(uint32_t eventCode, void *eventParam);
static cy_en_ble_gatt_err_code_t Cy_BLE_WPTSS_WriteEventHandler(cy_stc_ble_gatts_write_cmd_req_param_t *eventParam);
static void Cy_BLE_WPTSS_ConfirmationEventHandler(const cy_stc_ble_conn_handle_t *eventParam);
static void Cy_BLE_WPTSC_DiscoverCharacteristicsEventHandler(cy_stc_ble_disc_char_info_t *discCharInfo);
static void Cy_BLE_WPTSC_DiscoverCharDescriptorsEventHandler(cy_stc_ble_disc_descr_info_t *discDescrInfo);
static void Cy_BLE_WPTSC_GetCharRange(cy_stc_ble_disc_range_info_t *charRangeInfo);
static void Cy_BLE_WPTSC_NotificationEventHandler(cy_stc_ble_gattc_handle_value_ntf_param_t *eventParam);
static void Cy_BLE_WPTSC_IndicationEventHandler(cy_stc_ble_gattc_handle_value_ind_param_t *eventParam);
static void Cy_BLE_WPTSC_ReadResponseEventHandler(cy_stc_ble_gattc_read_rsp_param_t *eventParam);
static void Cy_BLE_WPTSC_WriteResponseEventHandler(const cy_stc_ble_conn_handle_t *eventParam);
static void Cy_BLE_WPTSC_ErrorResponseEventHandler(const cy_stc_ble_gatt_err_param_t *eventParam);
/*******************************************************************************
* Global Variables
*******************************************************************************/
/* The pointers to the callback functions */
static cy_ble_callback_t Cy_BLE_WPTS_ApplCallback = NULL;
static cy_ble_event_handler_cb_t Cy_BLE_WPTSC_EventHandlerCallback = NULL;
static cy_ble_event_handler_cb_t Cy_BLE_WPTSS_EventHandlerCallback = NULL;
/* The internal storage for the last request handle to check response for server */
static cy_ble_gatt_db_attr_handle_t cy_ble_wptssReqHandle;
/* The internal storage for the last request handle to check response */
static cy_ble_gatt_db_attr_handle_t cy_ble_wptscReqHandle[CY_BLE_MAX_CONNECTION_INSTANCES];
/* The pointer to a global BLE WPTS server config structure */
const cy_stc_ble_wptss_config_t *cy_ble_wptssConfigPtr = NULL;
/* The pointer to a global BLE WPTS client config structure */
const cy_stc_ble_wptsc_config_t *cy_ble_wptscConfigPtr = NULL;
/* WPTS characteristics 128-bit UUIDs */
const cy_stc_ble_uuid128_t cy_ble_wptscCharUuid128[CY_BLE_WPTS_CHAR_COUNT] =
{
/* PRU Control Characteristic*/
{ { 0x67u, 0x9Au, 0x0Cu, 0x20u, 0x00u, 0x08u, 0x96u, 0x9Eu, 0xE2u, 0x11u, 0x46u, 0xA1u, 0x70u, 0xE6u, 0x55u, 0x64u } },
/* PTU Static Parameter Characteristic*/
{ { 0x68u, 0x9Au, 0x0Cu, 0x20u, 0x00u, 0x08u, 0x96u, 0x9Eu, 0xE2u, 0x11u, 0x46u, 0xA1u, 0x70u, 0xE6u, 0x55u, 0x64u } },
/* PRU Alert Characteristic*/
{ { 0x69u, 0x9Au, 0x0Cu, 0x20u, 0x00u, 0x08u, 0x96u, 0x9Eu, 0xE2u, 0x11u, 0x46u, 0xA1u, 0x70u, 0xE6u, 0x55u, 0x64u } },
/* PRU Static Parameter Characteristic*/
{ { 0x6Au, 0x9Au, 0x0Cu, 0x20u, 0x00u, 0x08u, 0x96u, 0x9Eu, 0xE2u, 0x11u, 0x46u, 0xA1u, 0x70u, 0xE6u, 0x55u, 0x64u } },
/* PRU Dynamic Parameter Characteristic*/
{ { 0x6Bu, 0x9Au, 0x0Cu, 0x20u, 0x00u, 0x08u, 0x96u, 0x9Eu, 0xE2u, 0x11u, 0x46u, 0xA1u, 0x70u, 0xE6u, 0x55u, 0x64u } }
};
/******************************************************************************
* Function Name: Cy_BLE_WPTSS_Init
***************************************************************************//**
*
* This function initializes server for the Wireless Power Transfer service.
*
* \param config: Configuration structure for the WPTS.
*
* \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_WPTSS_Init(const cy_stc_ble_wptss_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_wptssConfigPtr = config;
/* Registers event handler for the WPTS */
apiResult = Cy_BLE_RegisterServiceEventHandler(&Cy_BLE_WPTS_EventHandler);
/* Registers a pointer to server event handler function */
Cy_BLE_WPTSS_EventHandlerCallback = &Cy_BLE_WPTSS_EventHandler;
cy_ble_wptssReqHandle = CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE;
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSC_Init
***************************************************************************//**
*
* This function initializes client for the Wireless Power Transfer service.
*
* \param config: Configuration structure for the WPTS.
*
* \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_WPTSC_Init(const cy_stc_ble_wptsc_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_wptscConfigPtr = config;
/* Registers event handler for the WPTS */
apiResult = Cy_BLE_RegisterServiceEventHandler(&Cy_BLE_WPTS_EventHandler);
/* Registers a pointer to client event handler function */
Cy_BLE_WPTSC_EventHandlerCallback = &Cy_BLE_WPTSC_EventHandler;
for(idx = 0u; idx < cy_ble_configPtr->params->maxClientCount; idx++)
{
uint32 servCnt = cy_ble_configPtr->context->discServiCount;
uint32 wptsServIdx = cy_ble_wptscConfigPtr->serviceDiscIdx;
if(cy_ble_configPtr->context->serverInfo[(idx * servCnt) + wptsServIdx].range.startHandle ==
CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
/* Get pointer to WPTS client structure */
cy_stc_ble_wptsc_t *wptscPtr = (cy_stc_ble_wptsc_t *)&cy_ble_wptscConfigPtr->attrInfo[idx];
/* Clean client structure */
(void)memset(wptscPtr, 0, sizeof(cy_stc_ble_wptsc_t));
/* Initialize uuid */
cy_ble_configPtr->context->serverInfo[(idx * servCnt) + wptsServIdx].uuid =
CY_BLE_UUID_WIRELESS_POWER_TRANSFER_SERVICE;
}
cy_ble_wptscReqHandle[idx] = CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE;
}
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTS_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 WPTS 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_WPTSS_NOTIFICATION_ENABLED).
* * eventParam: Contains the parameters corresponding to the
* current event; (e.g. pointer to \ref cy_stc_ble_wpts_char_value_t
* structure that contains details of the characteristic
* for which the notification enabled event was triggered).
*
******************************************************************************/
void Cy_BLE_WPTS_RegisterAttrCallback(cy_ble_callback_t callbackFunc)
{
Cy_BLE_WPTS_ApplCallback = callbackFunc;
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSS_SetCharacteristicValue
***************************************************************************//**
*
* Sets a characteristic value of the Wireless Power Transfer service in the
* local GATT database. The characteristic is identified by charIndex.
*
* \param charIndex: The index of a service characteristic of type
* cy_en_ble_wpts_char_index_t.
* \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 characteristic value was written successfully.
* CY_BLE_ERROR_INVALID_PARAMETER | Validation of the input parameters failed.
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_WPTSS_SetCharacteristicValue(cy_en_ble_wpts_char_index_t charIndex,
uint8_t attrSize,
uint8_t *attrValue)
{
cy_en_ble_api_result_t apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
if((attrValue != NULL) && (charIndex < CY_BLE_WPTS_CHAR_COUNT))
{
/* Fill the structure */
cy_stc_ble_gatts_db_attr_val_info_t dbAttrValInfo;
dbAttrValInfo.connHandle.bdHandle = 0u;
dbAttrValInfo.connHandle.attId = 0u;
dbAttrValInfo.handleValuePair.attrHandle = cy_ble_wptssConfigPtr->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)
{
/* Indicate success */
apiResult = CY_BLE_SUCCESS;
}
}
/* Return status */
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSS_GetCharacteristicValue
***************************************************************************//**
*
* Reads a characteristic value of the Wireless Power Transfer service, which
* is identified by charIndex from the GATT database.
*
* \param charIndex: The index of a service characteristic of type
* cy_en_ble_wpts_char_index_t.
* \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 parameters failed.
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_WPTSS_GetCharacteristicValue(cy_en_ble_wpts_char_index_t charIndex,
uint8_t attrSize,
uint8_t *attrValue)
{
cy_en_ble_api_result_t apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
if((attrValue != NULL) && (charIndex < CY_BLE_WPTS_CHAR_COUNT))
{
/* Fill the structure */
cy_stc_ble_gatts_db_attr_val_info_t dbAttrValInfo;
dbAttrValInfo.connHandle.bdHandle = 0u;
dbAttrValInfo.connHandle.attId = 0u;
dbAttrValInfo.handleValuePair.attrHandle = cy_ble_wptssConfigPtr->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;
/* Get characteristic value from GATT database */
if(Cy_BLE_GATTS_ReadAttributeValueCCCD(&dbAttrValInfo) == CY_BLE_GATT_ERR_NONE)
{
/* Indicate success */
apiResult = CY_BLE_SUCCESS;
}
}
/* Return status */
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSS_SetCharacteristicDescriptor
***************************************************************************//**
*
* Sets the characteristic descriptor of the specified characteristic.
*
* \param connHandle: The connection handle.
* \param charIndex: The index of a service characteristic of type
* cy_en_ble_wpts_char_index_t.
* \param descrIndex: The index of a service characteristic descriptor of type
* cy_en_ble_wpts_descr_index_t.
* \param attrSize: The size of the characteristic descriptor attribute.
* \param attrValue: The pointer to the descriptor 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 characteristic value was handled successfully.
* CY_BLE_ERROR_INVALID_PARAMETER | Validation of the input parameters failed.
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_WPTSS_SetCharacteristicDescriptor(cy_stc_ble_conn_handle_t connHandle,
cy_en_ble_wpts_char_index_t charIndex,
cy_en_ble_wpts_descr_index_t descrIndex,
uint8_t attrSize,
uint8_t *attrValue)
{
cy_en_ble_api_result_t apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
if((charIndex < CY_BLE_WPTS_CHAR_COUNT) && (descrIndex < CY_BLE_WPTS_DESCR_COUNT) && (attrValue != NULL))
{
cy_stc_ble_gatts_db_attr_val_info_t dbAttrValInfo;
dbAttrValInfo.handleValuePair.attrHandle = cy_ble_wptssConfigPtr->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;
/* Set characteristic value to database */
if(Cy_BLE_GATTS_WriteAttributeValueCCCD(&dbAttrValInfo) == CY_BLE_GATT_ERR_NONE)
{
/* Indicate success */
apiResult = CY_BLE_SUCCESS;
}
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSS_GetCharacteristicDescriptor
***************************************************************************//**
*
* Reads a characteristic descriptor of a specified characteristic of the
* Wireless Power Transfer service from the GATT database.
*
* \param connHandle: The connection handle.
* \param charIndex: The index of a service characteristic of type
* cy_en_ble_wpts_char_index_t.
* \param descrIndex: The index of a service characteristic descriptor of type
* cy_en_ble_wpts_descr_index_t.
* \param attrSize: The size of the characteristic descriptor 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 request was handled successfully.
* CY_BLE_ERROR_INVALID_PARAMETER | Validation of the input parameters failed.
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_WPTSS_GetCharacteristicDescriptor(cy_stc_ble_conn_handle_t connHandle,
cy_en_ble_wpts_char_index_t charIndex,
cy_en_ble_wpts_descr_index_t descrIndex,
uint8_t attrSize,
uint8_t *attrValue)
{
cy_en_ble_api_result_t apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
if((charIndex < CY_BLE_WPTS_CHAR_COUNT) && (descrIndex < CY_BLE_WPTS_DESCR_COUNT) && (attrValue != NULL))
{
cy_stc_ble_gatts_db_attr_val_info_t dbAttrValInfo;
dbAttrValInfo.handleValuePair.attrHandle = cy_ble_wptssConfigPtr->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;
/* Get descriptor value from GATT database */
if(Cy_BLE_GATTS_ReadAttributeValueCCCD(&dbAttrValInfo) == CY_BLE_GATT_ERR_NONE)
{
/* Indicate success */
apiResult = CY_BLE_SUCCESS;
}
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSS_SendNotification
***************************************************************************//**
*
* Sends notification with a characteristic value of the WPTS, which is a value
* specified by charIndex, to the client device.
*
* On enabling notification successfully for a service characteristic, sends out a
* 'Handle Value Notification', which results in #CY_BLE_EVT_WPTSC_NOTIFICATION event
* at the GATT Client's end.
*
* \param connHandle: The connection handle
* \param charIndex: The index of a service characteristic of type
* cy_en_ble_wpts_char_index_t.
* \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 | 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_WPTSS_SendNotification(cy_stc_ble_conn_handle_t connHandle,
cy_en_ble_wpts_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_WPTS_CHAR_COUNT)
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else if(cy_ble_wptssConfigPtr->attrInfo->charInfo[charIndex].charHandle == CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
apiResult = CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE;
}
else if((!CY_BLE_IS_NOTIFICATION_SUPPORTED(cy_ble_wptssConfigPtr->attrInfo->charInfo[charIndex].charHandle)) ||
(!CY_BLE_IS_NOTIFICATION_ENABLED(connHandle.attId, cy_ble_wptssConfigPtr->attrInfo->charInfo[charIndex].
descrHandle[CY_BLE_WPTS_CCCD])))
{
apiResult = CY_BLE_ERROR_NTF_DISABLED;
}
else
{
/* Fill all fields of Write Request structure ... */
cy_stc_ble_gatts_handle_value_ntf_t ntfReqParam;
ntfReqParam.handleValPair.attrHandle = cy_ble_wptssConfigPtr->attrInfo->charInfo[charIndex].charHandle;
ntfReqParam.handleValPair.value.val = attrValue;
ntfReqParam.handleValPair.value.len = attrSize;
ntfReqParam.connHandle = connHandle;
/* Send notification to the client using previously filled structure */
apiResult = Cy_BLE_GATTS_Notification(&ntfReqParam);
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSS_SendIndication
***************************************************************************//**
*
* Sends an indication with a characteristic value of the Wireless Power Transfer
* service, which is a value specified by charIndex, to the client device.
*
* On enabling indication successfully, sends out a 'Handle Value Indication', which
* results in #CY_BLE_EVT_WPTSC_INDICATION or #CY_BLE_EVT_GATTC_HANDLE_VALUE_IND (if
* service-specific callback function is not registered) event at the GATT Client's end.
*
* \param connHandle: The connection handle
* \param charIndex: The index of a service characteristic of type
* cy_en_ble_wpts_char_index_t.
* \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 | 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_IND_DISABLED | Indication is not enabled by the client.
*
* \events
* In case of successful execution (return value = \ref CY_BLE_SUCCESS)
* the following events can appear: \n
* If the WPTS service-specific callback is registered
* (with \ref Cy_BLE_WPTS_RegisterAttrCallback):
* * #CY_BLE_EVT_WPTSS_INDICATION_CONFIRMED - If the indication is
* successfully delivered to the peer device.
* .
* Otherwise (if the WPTS service-specific callback is not registered):
* * #CY_BLE_EVT_GATTS_HANDLE_VALUE_CNF - If the indication is
* successfully delivered to the peer device.
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_WPTSS_SendIndication(cy_stc_ble_conn_handle_t connHandle,
cy_en_ble_wpts_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_WPTS_CHAR_COUNT)
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else if(cy_ble_wptssConfigPtr->attrInfo->charInfo[charIndex].charHandle == CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
apiResult = CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE;
}
else if((!CY_BLE_IS_INDICATION_SUPPORTED(cy_ble_wptssConfigPtr->attrInfo->charInfo[charIndex].charHandle)) ||
(!CY_BLE_IS_INDICATION_ENABLED(connHandle.attId, cy_ble_wptssConfigPtr->attrInfo->charInfo[charIndex].
descrHandle[CY_BLE_WPTS_CCCD])))
{
apiResult = CY_BLE_ERROR_IND_DISABLED;
}
else
{
/* Fill all fields of Write Request structure ... */
cy_stc_ble_gatts_handle_value_ind_t indReqParam;
indReqParam.handleValPair.attrHandle = cy_ble_wptssConfigPtr->attrInfo->charInfo[charIndex].charHandle;
indReqParam.handleValPair.value.val = attrValue;
indReqParam.handleValPair.value.len = attrSize;
indReqParam.connHandle = connHandle;
/* Send indication to client using previously filled structure */
apiResult = Cy_BLE_GATTS_Indication(&indReqParam);
/* Save handle to support service-specific value confirmation response from Client */
if(apiResult == CY_BLE_SUCCESS)
{
cy_ble_wptssReqHandle = indReqParam.handleValPair.attrHandle;
}
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSS_WriteEventHandler
***************************************************************************//**
*
* Handles Write Request event for Wireless Power Transfer service.
*
* \param eventParam: The pointer to the data structure specified by the event.
*
* \return
* A return value of type cy_en_ble_gatt_err_code_t.
*
* Error Codes | Description
* ------------ | -----------
* CY_BLE_GATT_ERR_NONE | Write is successful.
* CY_BLE_GATT_ERR_REQUEST_NOT_SUPPORTED | Request is not supported.
* CY_BLE_GATT_ERR_INVALID_HANDLE | 'handleValuePair.attrHandle' is not valid.
* CY_BLE_GATT_ERR_WRITE_NOT_PERMITTED | Write operation is not permitted on this attribute.
* CY_BLE_GATT_ERR_INVALID_OFFSET | Offset value is invalid.
* CY_BLE_GATT_ERR_UNLIKELY_ERROR | Some other error occurred.
*
******************************************************************************/
static cy_en_ble_gatt_err_code_t Cy_BLE_WPTSS_WriteEventHandler(cy_stc_ble_gatts_write_cmd_req_param_t *eventParam)
{
cy_en_ble_wpts_char_index_t locCharIndex;
cy_stc_ble_wpts_char_value_t locCharValue = { .connHandle = eventParam->connHandle };
cy_en_ble_gatt_err_code_t gattErr = CY_BLE_GATT_ERR_NONE;
uint32_t locReqHandle = 0u;
if(Cy_BLE_WPTS_ApplCallback != NULL)
{
for(locCharIndex = CY_BLE_WPTS_PRU_CONTROL; (locCharIndex < CY_BLE_WPTS_CHAR_COUNT) && (locReqHandle == 0u);
locCharIndex++)
{
if((eventParam->handleValPair.attrHandle ==
cy_ble_wptssConfigPtr->attrInfo->charInfo[locCharIndex].descrHandle[CY_BLE_WPTS_CCCD])
|| (eventParam->handleValPair.attrHandle ==
cy_ble_wptssConfigPtr->attrInfo->charInfo[locCharIndex].charHandle))
{
/* Store value to database */
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;
locCharValue.charIndex = locCharIndex;
locCharValue.value = &eventParam->handleValPair.value;
gattErr = Cy_BLE_GATTS_WriteAttributeValueCCCD(&dbAttrValInfo);
if(gattErr == CY_BLE_GATT_ERR_NONE)
{
/* Characteristic value Write Request */
if(eventParam->handleValPair.attrHandle == cy_ble_wptssConfigPtr->attrInfo->charInfo[locCharIndex].
charHandle)
{
Cy_BLE_WPTS_ApplCallback((uint32_t)CY_BLE_EVT_WPTSS_WRITE_CHAR, &locCharValue);
}
else /* Client Characteristic Configuration descriptor Write Request */
{
/* Check characteristic properties for Notification */
if(CY_BLE_IS_NOTIFICATION_SUPPORTED(cy_ble_wptssConfigPtr->attrInfo->charInfo[locCharIndex].charHandle))
{
uint32_t eventCode;
if(CY_BLE_IS_NOTIFICATION_ENABLED_IN_PTR(eventParam->handleValPair.value.val))
{
eventCode = (uint32_t)CY_BLE_EVT_WPTSS_NOTIFICATION_ENABLED;
}
else
{
eventCode = (uint32_t)CY_BLE_EVT_WPTSS_NOTIFICATION_DISABLED;
}
Cy_BLE_WPTS_ApplCallback(eventCode, &locCharValue);
}
/* Check characteristic properties for Indication */
if(CY_BLE_IS_INDICATION_SUPPORTED(cy_ble_wptssConfigPtr->attrInfo->charInfo[locCharIndex].charHandle))
{
uint32_t eventCode;
if(CY_BLE_IS_INDICATION_ENABLED_IN_PTR(eventParam->handleValPair.value.val))
{
eventCode = (uint32_t)CY_BLE_EVT_WPTSS_INDICATION_ENABLED;
}
else
{
eventCode = (uint32_t)CY_BLE_EVT_WPTSS_INDICATION_DISABLED;
}
Cy_BLE_WPTS_ApplCallback(eventCode, &locCharValue);
}
}
}
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
locReqHandle = 1u;
}
}
}
return(gattErr);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSS_ConfirmationEventHandler
***************************************************************************//**
*
* Handles a Value Confirmation request event from the BLE Stack.
*
* *eventParam - The pointer to a structure of type cy_stc_ble_conn_handle_t.
*
******************************************************************************/
static void Cy_BLE_WPTSS_ConfirmationEventHandler(const cy_stc_ble_conn_handle_t *eventParam)
{
cy_en_ble_wpts_char_index_t locCharIndex;
uint32_t locReqHandle = 0u;
if((Cy_BLE_WPTS_ApplCallback != NULL) && (cy_ble_wptssReqHandle != CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE))
{
for(locCharIndex = CY_BLE_WPTS_PRU_CONTROL; (locCharIndex < CY_BLE_WPTS_CHAR_COUNT) && (locReqHandle == 0u);
locCharIndex++)
{
if(cy_ble_wptssReqHandle == cy_ble_wptssConfigPtr->attrInfo->charInfo[locCharIndex].charHandle)
{
/* Fill in event data and inform application about successfully confirmed indication. */
cy_stc_ble_wpts_char_value_t locCharValue;
locCharValue.connHandle = *eventParam;
locCharValue.charIndex = locCharIndex;
locCharValue.value = NULL;
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
cy_ble_wptssReqHandle = CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE;
Cy_BLE_WPTS_ApplCallback((uint32_t)CY_BLE_EVT_WPTSS_INDICATION_CONFIRMED, &locCharValue);
locReqHandle = 1u;
}
}
}
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSC_Discovery
***************************************************************************//**
*
* This function discovers the PRU's WPT service and characteristics using the
* GATT Primary service Handle, received through the WPT service Data
* within the PRU advertisement payload, together with the handle offsets defined
* A4WP specification.
*
* The PTU may perform service discovery using the Cy_BLE_GATTC_StartDiscovery().
* This function may be used in response to service Changed indication or to
* discover services other than the WPT service supported by the PRU.
*
* \param servHandle: GATT Primary service Handle of the WPT service.
* \param connHandle: BLE peer device connection handle.
*
* \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_MEMORY_ALLOCATION_FAILED | All client instances are used.
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_WPTSC_Discovery(cy_ble_gatt_db_attr_handle_t servHandle,
cy_stc_ble_conn_handle_t connHandle)
{
uint32_t discIdx;
cy_en_ble_api_result_t apiResult;
apiResult = Cy_BLE_GATTC_AddConnHandle(connHandle);
if(apiResult == CY_BLE_SUCCESS)
{
discIdx = Cy_BLE_GetDiscoveryIdx(connHandle);
/* Get pointer (with offset) to WPS client structure with attribute handles */
cy_stc_ble_wptsc_t *wptscPtr = (cy_stc_ble_wptsc_t *)&cy_ble_wptscConfigPtr->attrInfo[discIdx];
wptscPtr->serviceHandle = servHandle;
wptscPtr->charInfo[CY_BLE_WPTS_PRU_CONTROL].valueHandle =
servHandle + CY_BLE_WPTS_PRU_CONTROL_CHAR_VALUE_OFFSET;
wptscPtr->charInfo[CY_BLE_WPTS_PTU_STATIC_PAR].valueHandle =
servHandle + CY_BLE_WPTS_PTU_STATIC_PAR_CHAR_VALUE_OFFSET;
wptscPtr->charInfo[CY_BLE_WPTS_PRU_ALERT].valueHandle =
servHandle + CY_BLE_WPTS_PRU_ALERT_PAR_CHAR_VALUE_OFFSET;
wptscPtr->charInfo[CY_BLE_WPTS_PRU_ALERT].descrHandle[CY_BLE_WPTS_CCCD] =
servHandle + CY_BLE_WPTS_PRU_ALERT_PAR_CHAR_CCCD_OFFSET;
wptscPtr->charInfo[CY_BLE_WPTS_PRU_STATIC_PAR].valueHandle =
servHandle + CY_BLE_WPTS_PRU_STATIC_PAR_CHAR_VALUE_OFFSET;
wptscPtr->charInfo[CY_BLE_WPTS_PRU_DYNAMIC_PAR].valueHandle =
servHandle + CY_BLE_WPTS_PRU_DYNAMIC_PAR_CHAR_VALUE_OFFSET;
Cy_BLE_SetConnectionState(connHandle, CY_BLE_CONN_STATE_CLIENT_DISCOVERED);
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSC_DiscoverCharacteristicsEventHandler
***************************************************************************//**
*
* This function is called on receiving a #CY_BLE_EVT_GATTC_READ_BY_TYPE_RSP
* event. Based on the service UUID, an appropriate data structure is populated
* using the data received as part of the callback.
*
* \param discCharInfo: The pointer to a characteristic information structure.
*
******************************************************************************/
static void Cy_BLE_WPTSC_DiscoverCharacteristicsEventHandler(cy_stc_ble_disc_char_info_t *discCharInfo)
{
static cy_ble_gatt_db_attr_handle_t *lastEndHandle[CY_BLE_MAX_CONNECTION_INSTANCES] = { 0u };
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(discCharInfo->connHandle);
uint32_t wptsDiscIdx = cy_ble_wptscConfigPtr->serviceDiscIdx;
/* WPTS service has only characteristics with 128-bit UUIDs */
if((discCharInfo->uuidFormat == CY_BLE_GATT_128_BIT_UUID_FORMAT) &&
(cy_ble_configPtr->context->discovery[discIdx].servCount == wptsDiscIdx))
{
/* Update last characteristic endHandle to declaration handle of this characteristic */
if(lastEndHandle[discIdx] != NULL)
{
*lastEndHandle[discIdx] = discCharInfo->charDeclHandle - 1u;
lastEndHandle[discIdx] = NULL;
}
/* Compare common part of characteristics 128-bit UUID (except first byte) */
if(memcmp(&cy_ble_wptscCharUuid128[CY_BLE_WPTS_PRU_CONTROL].value[1u],
&discCharInfo->uuid.uuid128.value[1u], CY_BLE_GATT_128_BIT_UUID_SIZE - 1u) == 0)
{
/* Get pointer (with offset) to WPS client structure with attribute handles */
cy_stc_ble_wptsc_t *wptscPtr = (cy_stc_ble_wptsc_t *)&cy_ble_wptscConfigPtr->attrInfo[discIdx];
/* Check the range of the first byte to be between the first and last characteristic */
if((discCharInfo->uuid.uuid128.value[0u] >= cy_ble_wptscCharUuid128[CY_BLE_WPTS_PRU_CONTROL].value[0u]) &&
(discCharInfo->uuid.uuid128.value[0u] <= cy_ble_wptscCharUuid128[CY_BLE_WPTS_CHAR_COUNT - 1u].value[0u]))
{
uint32_t locCharIndex;
locCharIndex = (uint32_t)discCharInfo->uuid.uuid128.value[0u] -
cy_ble_wptscCharUuid128[CY_BLE_WPTS_PRU_CONTROL].value[0u];
/* Verify that characteristic handler is not assigned already */
if(wptscPtr->charInfo[locCharIndex].valueHandle == CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
wptscPtr->charInfo[locCharIndex].valueHandle = discCharInfo->valueHandle;
wptscPtr->charInfo[locCharIndex].properties = discCharInfo->properties;
lastEndHandle[discIdx] = &wptscPtr->charInfo[locCharIndex].endHandle;
}
else
{
Cy_BLE_ApplCallback((uint32_t)CY_BLE_EVT_GATTC_CHAR_DUPLICATION, &discCharInfo);
}
}
}
/* Initialize characteristic endHandle to service endHandle. Characteristic endHandle
* will be updated to the declaration handler of the following characteristic,
* in the following characteristic discovery procedure.
*/
if(lastEndHandle[discIdx] != NULL)
{
uint32_t locServCount = cy_ble_configPtr->context->discovery[discIdx].servCount;
uint32_t discServiNum = cy_ble_configPtr->context->discServiCount;
*lastEndHandle[discIdx] =
cy_ble_configPtr->context->serverInfo[(discIdx * discServiNum) + locServCount].range.endHandle;
}
/* Indicate that request was handled */
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSC_DiscoverCharDescriptorsEventHandler
***************************************************************************//**
*
* This function is called on receiving a #CY_BLE_EVT_GATTC_FIND_INFO_RSP event.
* Based on the descriptor UUID, an 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_WPTSC_DiscoverCharDescriptorsEventHandler(cy_stc_ble_disc_descr_info_t *discDescrInfo)
{
uint32_t notSupportedDescr = 0u;
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(discDescrInfo->connHandle);
uint32_t wptsDiscIdx = cy_ble_wptscConfigPtr->serviceDiscIdx;
uint32_t descIdx;
if(cy_ble_configPtr->context->discovery[discIdx].servCount == wptsDiscIdx)
{
/* Get pointer (with offset) to WPS client structure with attribute handles */
cy_stc_ble_wptsc_t *wptscPtr = (cy_stc_ble_wptsc_t *)&cy_ble_wptscConfigPtr->attrInfo[discIdx];
switch(discDescrInfo->uuid.uuid16)
{
case CY_BLE_UUID_CHAR_CLIENT_CONFIG:
descIdx = (uint32_t)CY_BLE_WPTS_CCCD;
break;
default:
/* Not supported descriptor */
notSupportedDescr = 1u;
break;
}
if(notSupportedDescr == 0u)
{
if(wptscPtr->charInfo[cy_ble_configPtr->context->discovery[discIdx].charCount].descrHandle[descIdx] ==
CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
wptscPtr->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_WPTSC_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_WPTSC_GetCharRange(cy_stc_ble_disc_range_info_t *charRangeInfo)
{
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(charRangeInfo->connHandle);
uint32_t wptsDiscIdx = cy_ble_wptscConfigPtr->serviceDiscIdx;
uint32_t exitFlag = 0u;
if(cy_ble_configPtr->context->discovery[discIdx].servCount == wptsDiscIdx)
{
/* Get pointer (with offset) to WPS client structure with attribute handles */
cy_stc_ble_wptsc_t *wptscPtr = (cy_stc_ble_wptsc_t *)&cy_ble_wptscConfigPtr->attrInfo[discIdx];
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_WPTS_CHAR_COUNT) && (exitFlag == 0u))
{
uint32_t charIdx = cy_ble_configPtr->context->discovery[discIdx].charCount;
if((wptscPtr->charInfo[charIdx].endHandle -
wptscPtr->charInfo[charIdx].valueHandle) != 0u)
{
/* Read characteristic range */
charRangeInfo->range.startHandle = wptscPtr->charInfo[charIdx].valueHandle + 1u;
charRangeInfo->range.endHandle = wptscPtr->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_WPTSC_NotificationEventHandler
***************************************************************************//**
*
* Handles notification event for Wireless Power Transfer service.
*
* \param eventParam: The pointer to the data structure specified by an event.
*
******************************************************************************/
static void Cy_BLE_WPTSC_NotificationEventHandler(cy_stc_ble_gattc_handle_value_ntf_param_t *eventParam)
{
cy_en_ble_wpts_char_index_t locCharIndex;
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(eventParam->connHandle);
if((discIdx < cy_ble_configPtr->params->maxClientCount) && (Cy_BLE_WPTS_ApplCallback != NULL))
{
/* Get pointer (with offset) to WPS client structure with attribute handles */
cy_stc_ble_wptsc_t *wptscPtr = (cy_stc_ble_wptsc_t *)&cy_ble_wptscConfigPtr->attrInfo[discIdx];
for(locCharIndex = CY_BLE_WPTS_PRU_CONTROL; locCharIndex < CY_BLE_WPTS_CHAR_COUNT; locCharIndex++)
{
if(wptscPtr->charInfo[locCharIndex].valueHandle == eventParam->handleValPair.attrHandle)
{
cy_stc_ble_wpts_char_value_t notifValue;
notifValue.connHandle = eventParam->connHandle;
notifValue.charIndex = locCharIndex;
notifValue.value = &eventParam->handleValPair.value;
Cy_BLE_WPTS_ApplCallback((uint32_t)CY_BLE_EVT_WPTSC_NOTIFICATION, &notifValue);
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
break;
}
}
}
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSC_IndicationEventHandler
***************************************************************************//**
*
* Handles an indication event for Wireless Power Transfer service.
*
* \param eventParam: The pointer to the data structure specified by an event.
*
******************************************************************************/
static void Cy_BLE_WPTSC_IndicationEventHandler(cy_stc_ble_gattc_handle_value_ind_param_t *eventParam)
{
cy_en_ble_wpts_char_index_t locCharIndex;
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(eventParam->connHandle);
if((discIdx < cy_ble_configPtr->params->maxClientCount) && (Cy_BLE_WPTS_ApplCallback != NULL))
{
/* Get pointer (with offset) to WPS client structure with attribute handles */
cy_stc_ble_wptsc_t *wptscPtr = (cy_stc_ble_wptsc_t *)&cy_ble_wptscConfigPtr->attrInfo[discIdx];
for(locCharIndex = CY_BLE_WPTS_PRU_CONTROL; locCharIndex < CY_BLE_WPTS_CHAR_COUNT; locCharIndex++)
{
if(wptscPtr->charInfo[locCharIndex].valueHandle == eventParam->handleValPair.attrHandle)
{
cy_stc_ble_wpts_char_value_t indicationValue;
indicationValue.connHandle = eventParam->connHandle;
indicationValue.charIndex = locCharIndex;
indicationValue.value = &eventParam->handleValPair.value;
Cy_BLE_WPTS_ApplCallback((uint32_t)CY_BLE_EVT_WPTSC_INDICATION, &indicationValue);
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
break;
}
}
}
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSC_ReadResponseEventHandler
***************************************************************************//**
*
* Handles a Read Response event for the Wireless Power Transfer service.
*
* \param eventParam: The pointer to the data structure specified by an event.
*
******************************************************************************/
static void Cy_BLE_WPTSC_ReadResponseEventHandler(cy_stc_ble_gattc_read_rsp_param_t *eventParam)
{
uint32_t locReqHandle = 0u;
cy_en_ble_wpts_char_index_t locCharIndex;
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(eventParam->connHandle);
if((discIdx < cy_ble_configPtr->params->maxClientCount) && (Cy_BLE_WPTS_ApplCallback != NULL) &&
(cy_ble_wptscReqHandle[discIdx] != CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE))
{
/* Get pointer (with offset) to WPS client structure with attribute handles */
cy_stc_ble_wptsc_t *wptscPtr = (cy_stc_ble_wptsc_t *)&cy_ble_wptscConfigPtr->attrInfo[discIdx];
for(locCharIndex = CY_BLE_WPTS_PRU_CONTROL; (locCharIndex < CY_BLE_WPTS_CHAR_COUNT) && (locReqHandle == 0u);
locCharIndex++)
{
if(cy_ble_wptscReqHandle[discIdx] == wptscPtr->charInfo[locCharIndex].valueHandle)
{
cy_stc_ble_wpts_char_value_t locCharValue;
locCharValue.connHandle = eventParam->connHandle;
locCharValue.charIndex = locCharIndex;
locCharValue.value = &eventParam->value;
cy_ble_wptscReqHandle[discIdx] = CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE;
Cy_BLE_WPTS_ApplCallback((uint32_t)CY_BLE_EVT_WPTSC_READ_CHAR_RESPONSE, &locCharValue);
locReqHandle = 1u;
}
else if(cy_ble_wptscReqHandle[discIdx] == wptscPtr->charInfo[locCharIndex].
descrHandle[CY_BLE_WPTS_CCCD])
{
cy_stc_ble_wpts_descr_value_t locDescrValue;
locDescrValue.connHandle = eventParam->connHandle;
locDescrValue.charIndex = locCharIndex;
locDescrValue.descrIndex = CY_BLE_WPTS_CCCD;
locDescrValue.value = &eventParam->value;
cy_ble_wptscReqHandle[discIdx] = CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE;
Cy_BLE_WPTS_ApplCallback((uint32_t)CY_BLE_EVT_WPTSC_READ_DESCR_RESPONSE, &locDescrValue);
locReqHandle = 1u;
}
else /* No more descriptors available */
{
}
}
if(locReqHandle != 0u)
{
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
}
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSC_WriteResponseEventHandler
***************************************************************************//**
*
* Handles a Write Response event for the Wireless Power Transfer service.
*
* \param eventParam: The pointer to a data structure specified by an event.
*
******************************************************************************/
static void Cy_BLE_WPTSC_WriteResponseEventHandler(const cy_stc_ble_conn_handle_t *eventParam)
{
uint32_t locReqHandle = 0u;
cy_en_ble_wpts_char_index_t locCharIndex;
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(*eventParam);
/* Check whether service handler was registered and request handle is valid */
if((discIdx < cy_ble_configPtr->params->maxClientCount) && (Cy_BLE_WPTS_ApplCallback != NULL) &&
(cy_ble_wptscReqHandle[discIdx] != CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE))
{
/* Get pointer (with offset) to WPS client structure with attribute handles */
cy_stc_ble_wptsc_t *wptscPtr = (cy_stc_ble_wptsc_t *)&cy_ble_wptscConfigPtr->attrInfo[discIdx];
for(locCharIndex = CY_BLE_WPTS_PRU_CONTROL; (locCharIndex < CY_BLE_WPTS_CHAR_COUNT) && (locReqHandle == 0u);
locCharIndex++)
{
if(cy_ble_wptscReqHandle[discIdx] == wptscPtr->charInfo[locCharIndex].valueHandle)
{
cy_stc_ble_wpts_char_value_t locCharValue;
locCharValue.connHandle = *eventParam;
locCharValue.charIndex = locCharIndex;
locCharValue.value = NULL;
cy_ble_wptscReqHandle[discIdx] = CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE;
Cy_BLE_WPTS_ApplCallback((uint32_t)CY_BLE_EVT_WPTSC_WRITE_CHAR_RESPONSE, &locCharValue);
locReqHandle = 1u;
}
else if(cy_ble_wptscReqHandle[discIdx] == wptscPtr->charInfo[locCharIndex].
descrHandle[CY_BLE_WPTS_CCCD])
{
cy_stc_ble_wpts_descr_value_t locDescrValue;
locDescrValue.connHandle = *eventParam;
locDescrValue.charIndex = locCharIndex;
locDescrValue.descrIndex = CY_BLE_WPTS_CCCD;
locDescrValue.value = NULL;
cy_ble_wptscReqHandle[discIdx] = CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE;
Cy_BLE_WPTS_ApplCallback((uint32_t)CY_BLE_EVT_WPTSC_WRITE_DESCR_RESPONSE, &locDescrValue);
locReqHandle = 1u;
}
else /* No more descriptors available */
{
}
}
if(locReqHandle != 0u)
{
cy_ble_eventHandlerFlag &= (uint8_t) ~CY_BLE_CALLBACK;
}
}
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSC_ErrorResponseEventHandler
***************************************************************************//**
*
* Handles an Error Response event for the Wireless Power Transfer service.
*
* \param eventParam: The pointer to a data structure specified by an event.
*
******************************************************************************/
static void Cy_BLE_WPTSC_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_wptscReqHandle[discIdx])
{
cy_ble_wptscReqHandle[discIdx] = CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE;
}
}
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSC_SetCharacteristicValue
***************************************************************************//**
*
* This function is used to write the characteristic (which is 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 side, the #CY_BLE_EVT_WPTSS_WRITE_CHAR event is generated.
* On successful request execution on the server side, the Write Response is
* sent to the client.
*
* \param connHandle: The connection handle.
* \param charIndex: The index of a service characteristic of type
* cy_en_ble_wpts_char_index_t.
* \param attrSize: The size of the characteristic value attribute.
* \param attrValue: The pointer to the characteristic value data that
* should be send 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 parameters failed.
* CY_BLE_ERROR_MEMORY_ALLOCATION_FAILED | Memory allocation failed.
* CY_BLE_ERROR_INVALID_STATE | Connection with the server is not established.
* CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE | The peer device doesn't have the particular characteristic.
* CY_BLE_ERROR_INVALID_OPERATION | Operation is invalid for this characteristic.
*
* \events
* In case of successful execution (return value = \ref CY_BLE_SUCCESS)
* the following events can appear: \n
* If the WPTS service-specific callback is registered
* (with \ref Cy_BLE_WPTS_RegisterAttrCallback):
* * #CY_BLE_EVT_WPTSC_WRITE_CHAR_RESPONSE - If the requested attribute is
* successfully written on the peer device,
* the details (charIndex, etc.) are
* provided with event parameter structure
* of type cy_stc_ble_wpts_char_value_t.
* .
* Otherwise (if the WPTS 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 event parameters
* structure (cy_stc_ble_gatt_err_param_t).
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_WPTSC_SetCharacteristicValue(cy_stc_ble_conn_handle_t connHandle,
cy_en_ble_wpts_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 WPS client structure with attribute handles */
cy_stc_ble_wptsc_t *wptscPtr = (cy_stc_ble_wptsc_t *)&cy_ble_wptscConfigPtr->attrInfo[discIdx];
if(Cy_BLE_GetConnectionState(connHandle) != CY_BLE_CONN_STATE_CLIENT_DISCOVERED)
{
apiResult = CY_BLE_ERROR_INVALID_STATE;
}
else if((charIndex >= CY_BLE_WPTS_CHAR_COUNT) || (discIdx >= cy_ble_configPtr->params->maxClientCount))
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else if(wptscPtr->charInfo[charIndex].valueHandle != CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
cy_stc_ble_gattc_write_req_t writeReqParam;
writeReqParam.handleValPair.attrHandle = wptscPtr->charInfo[charIndex].valueHandle;
writeReqParam.handleValPair.value.val = attrValue;
writeReqParam.handleValPair.value.len = attrSize;
writeReqParam.connHandle = connHandle;
apiResult = Cy_BLE_GATTC_WriteCharacteristicValue(&writeReqParam);
/* Save handle to support service-specific Write Response from device */
if(apiResult == CY_BLE_SUCCESS)
{
cy_ble_wptscReqHandle[discIdx] = writeReqParam.handleValPair.attrHandle;
}
}
else
{
apiResult = CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE;
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSC_GetCharacteristicValue
***************************************************************************//**
*
* This function is used to read a characteristic value, which is a value
* identified by charIndex, from the server.
*
* \param connHandle: The connection handle.
* \param charIndex: The index of a service characteristic of type
* cy_en_ble_wpts_char_index_t.
*
* \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 parameters failed.
* CY_BLE_ERROR_MEMORY_ALLOCATION_FAILED | Memory allocation failed.
* CY_BLE_ERROR_INVALID_STATE | Connection with the server is not established.
* CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE | The peer device doesn't have the particular characteristic.
* CY_BLE_ERROR_INVALID_OPERATION | Operation is invalid for this characteristic.
*
* \events
* In case of successful execution (return value = \ref CY_BLE_SUCCESS)
* the following events can appear: \n
* If the WPTS service-specific callback is registered
* (with \ref Cy_BLE_WPTS_RegisterAttrCallback):
* * #CY_BLE_EVT_WPTSC_READ_CHAR_RESPONSE - If the requested attribute is
* successfully read on the peer device,
* the details (charIndex , value, etc.) are
* provided with event parameter structure
* of type cy_stc_ble_wpts_char_value_t.
* .
* Otherwise (if the WPTS 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 event parameters
* structure (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 event parameters
* structure (cy_stc_ble_gatt_err_param_t).
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_WPTSC_GetCharacteristicValue(cy_stc_ble_conn_handle_t connHandle,
cy_en_ble_wpts_char_index_t charIndex)
{
cy_en_ble_api_result_t apiResult;
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(connHandle);
/* Get pointer (with offset) to WPS client structure with attribute handles */
cy_stc_ble_wptsc_t *wptscPtr = (cy_stc_ble_wptsc_t *)&cy_ble_wptscConfigPtr->attrInfo[discIdx];
if(Cy_BLE_GetConnectionState(connHandle) != CY_BLE_CONN_STATE_CLIENT_DISCOVERED)
{
apiResult = CY_BLE_ERROR_INVALID_STATE;
}
else if((charIndex >= CY_BLE_WPTS_CHAR_COUNT) || (discIdx >= cy_ble_configPtr->params->maxClientCount))
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else if(wptscPtr->charInfo[charIndex].valueHandle != CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE)
{
cy_stc_ble_gattc_read_req_t readReqParam;
readReqParam.attrHandle = wptscPtr->charInfo[charIndex].valueHandle;
readReqParam.connHandle = connHandle;
apiResult = Cy_BLE_GATTC_ReadCharacteristicValue(&readReqParam);
/* Save handle to support service-specific read response from device */
if(apiResult == CY_BLE_SUCCESS)
{
cy_ble_wptscReqHandle[discIdx] = wptscPtr->charInfo[charIndex].valueHandle;
}
}
else
{
apiResult = CY_BLE_ERROR_GATT_DB_INVALID_ATTR_HANDLE;
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSC_SetCharacteristicDescriptor
***************************************************************************//**
*
* This function is used to write the characteristic descriptor to the server,
* which is identified by charIndex and descrIndex.
*
* Internally, 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_WPTSS_NOTIFICATION_ENABLED
* * #CY_BLE_EVT_WPTSS_NOTIFICATION_DISABLED
* * #CY_BLE_EVT_WPTSS_INDICATION_ENABLED
* * #CY_BLE_EVT_WPTSS_INDICATION_DISABLED
*
* \param connHandle: The connection handle.
* \param charIndex: The index of a service characteristic of type
* cy_en_ble_wpts_char_index_t.
* \param descrIndex: The index of a service characteristic descriptor of type
* cy_en_ble_wpts_descr_index_t.
* \param attrSize: The size of the characteristic 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 parameters failed.
* CY_BLE_ERROR_MEMORY_ALLOCATION_FAILED | Memory allocation failed.
* CY_BLE_ERROR_INVALID_STATE | The state is not valid.
* CY_BLE_ERROR_INVALID_OPERATION | Operation is not permitted on the specified attribute.
*
* \events
* In case of successful execution (return value = \ref CY_BLE_SUCCESS)
* the following events can appear: \n
* If the WPTS service-specific callback is registered
* (with \ref Cy_BLE_WPTS_RegisterAttrCallback):
* * #CY_BLE_EVT_WPTSC_WRITE_DESCR_RESPONSE - If the requested attribute is
* successfully written on the peer device,
* the details (charIndex, descrIndex etc.) are
* provided with event parameter structure
* of type cy_stc_ble_wpts_descr_value_t.
* .
* Otherwise (if the WPTS 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 event parameters
* structure (cy_stc_ble_gatt_err_param_t).
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_WPTSC_SetCharacteristicDescriptor(cy_stc_ble_conn_handle_t connHandle,
cy_en_ble_wpts_char_index_t charIndex,
cy_en_ble_wpts_descr_index_t descrIndex,
uint8_t attrSize,
uint8_t *attrValue)
{
cy_en_ble_api_result_t apiResult;
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(connHandle);
if(Cy_BLE_GetConnectionState(connHandle) != CY_BLE_CONN_STATE_CLIENT_DISCOVERED)
{
apiResult = CY_BLE_ERROR_INVALID_STATE;
}
else if((charIndex >= CY_BLE_WPTS_CHAR_COUNT) || (descrIndex >= CY_BLE_WPTS_DESCR_COUNT) ||
(discIdx >= cy_ble_configPtr->params->maxClientCount))
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else
{
/* Get pointer (with offset) to WPS client structure with attribute handles */
cy_stc_ble_wptsc_t *wptscPtr = (cy_stc_ble_wptsc_t *)&cy_ble_wptscConfigPtr->attrInfo[discIdx];
/* Fill all fields of Write Request structure ... */
cy_stc_ble_gattc_write_req_t writeReqParam;
writeReqParam.handleValPair.attrHandle = wptscPtr->charInfo[charIndex].descrHandle[descrIndex];
writeReqParam.handleValPair.value.val = attrValue;
writeReqParam.handleValPair.value.len = attrSize;
writeReqParam.connHandle = connHandle;
/* ... and send request to server's device. */
apiResult = Cy_BLE_GATTC_WriteCharacteristicDescriptors(&writeReqParam);
/* Save handle to support service-specific read response from device */
if(apiResult == CY_BLE_SUCCESS)
{
cy_ble_wptscReqHandle[discIdx] = writeReqParam.handleValPair.attrHandle;
}
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSC_GetCharacteristicDescriptor
***************************************************************************//**
*
* Sends a request to get the characteristic descriptor of the specified
* characteristic of the service.
*
* \param connHandle: The connection handle.
* \param charIndex: The index of a service characteristic of type
* cy_en_ble_wpts_char_index_t.
* \param descrIndex: The index of a service characteristic descriptor of type
* cy_en_ble_wpts_descr_index_t.
*
* \return
*
* Error Codes | Description
* ------------ | -----------
* CY_BLE_SUCCESS | The request was sent successfully.
* CY_BLE_ERROR_INVALID_PARAMETER | Validation of the input parameters failed.
* CY_BLE_ERROR_MEMORY_ALLOCATION_FAILED | Memory allocation failed.
* CY_BLE_ERROR_INVALID_STATE | The state is not valid.
* CY_BLE_ERROR_INVALID_OPERATION | Operation is not permitted on the specified attribute.
*
* \events
* In case of successful execution (return value = \ref CY_BLE_SUCCESS)
* the following events can appear: \n
* If the WPTS service-specific callback is registered
* (with \ref Cy_BLE_WPTS_RegisterAttrCallback):
* * #CY_BLE_EVT_WPTSC_READ_DESCR_RESPONSE - If the requested attribute is
* successfully read on the peer device,
* the details (charIndex, descrIndex, value, etc.)
* are provided with event parameter structure
* of type cy_stc_ble_wpts_descr_value_t.
* .
* Otherwise (if the WPTS 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 event parameters
* structure (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 event parameters
* structure (cy_stc_ble_gatt_err_param_t).
*
******************************************************************************/
cy_en_ble_api_result_t Cy_BLE_WPTSC_GetCharacteristicDescriptor(cy_stc_ble_conn_handle_t connHandle,
cy_en_ble_wpts_char_index_t charIndex,
cy_en_ble_wpts_descr_index_t descrIndex)
{
cy_en_ble_api_result_t apiResult;
uint32_t discIdx = Cy_BLE_GetDiscoveryIdx(connHandle);
if(Cy_BLE_GetConnectionState(connHandle) != CY_BLE_CONN_STATE_CLIENT_DISCOVERED)
{
apiResult = CY_BLE_ERROR_INVALID_STATE;
}
else if((charIndex >= CY_BLE_WPTS_CHAR_COUNT) || (descrIndex >= CY_BLE_WPTS_DESCR_COUNT) ||
(discIdx >= cy_ble_configPtr->params->maxClientCount))
{
apiResult = CY_BLE_ERROR_INVALID_PARAMETER;
}
else
{
/* Get pointer (with offset) to WPS client structure with attribute handles */
cy_stc_ble_wptsc_t *wptscPtr = (cy_stc_ble_wptsc_t *)&cy_ble_wptscConfigPtr->attrInfo[discIdx];
cy_stc_ble_gattc_read_req_t readReqParam;
readReqParam.attrHandle = wptscPtr->charInfo[charIndex].descrHandle[descrIndex];
readReqParam.connHandle = connHandle;
apiResult = Cy_BLE_GATTC_ReadCharacteristicDescriptors(&readReqParam);
/* Save handle to support service-specific read response from device */
if(apiResult == CY_BLE_SUCCESS)
{
cy_ble_wptscReqHandle[discIdx] = wptscPtr->charInfo[charIndex].descrHandle[descrIndex];
}
}
return(apiResult);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSC_GetCharacteristicValueHandle
***************************************************************************//**
*
* Returns the discovered peer device characteristic value handle.
*
* \param connHandle: The connection handle.
* \param charIndex: The index of a service characteristic.
*
* \return
* Returns characteristic value handle of type cy_ble_gatt_db_attr_handle_t.
* * CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE: when a peer device doesn't have an optional characteristic.
*
******************************************************************************/
cy_ble_gatt_db_attr_handle_t Cy_BLE_WPTSC_GetCharacteristicValueHandle(cy_stc_ble_conn_handle_t connHandle,
cy_en_ble_wpts_char_index_t charIndex)
{
cy_ble_gatt_db_attr_handle_t returnHandle = CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE;
if( (Cy_BLE_GetDiscoveryIdx(connHandle) < cy_ble_configPtr->params->maxClientCount) &&
(charIndex < CY_BLE_WPTS_CHAR_COUNT) )
{
/* Get pointer (with offset) to WPTS client structure with attribute handles */
cy_stc_ble_wptsc_t *wptscPtr =
(cy_stc_ble_wptsc_t *)&cy_ble_wptscConfigPtr->attrInfo[Cy_BLE_GetDiscoveryIdx(connHandle)];
returnHandle = wptscPtr->charInfo[charIndex].valueHandle;
}
return(returnHandle);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSC_GetCharacteristicDescriptorHandle
***************************************************************************//**
*
* Returns the discovered peer device characteristic descriptor handle.
*
* \param connHandle: The connection handle.
* \param charIndex: The index of a service characteristic.
* \param descrIndex: The index of the descriptor.
*
* \return
* Returns characteristic value handle of type cy_ble_gatt_db_attr_handle_t.
* * CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE: when a peer device doesn't have an optional descriptor
*
******************************************************************************/
cy_ble_gatt_db_attr_handle_t Cy_BLE_WPTSC_GetCharacteristicDescriptorHandle(cy_stc_ble_conn_handle_t connHandle,
cy_en_ble_wpts_char_index_t charIndex,
cy_en_ble_wpts_descr_index_t descrIndex)
{
cy_ble_gatt_db_attr_handle_t returnHandle = CY_BLE_GATT_INVALID_ATTR_HANDLE_VALUE;
if((Cy_BLE_GetDiscoveryIdx(connHandle) < cy_ble_configPtr->params->maxClientCount) &&
(charIndex < CY_BLE_WPTS_CHAR_COUNT) && (descrIndex < CY_BLE_WPTS_DESCR_COUNT))
{
/* Get pointer (with offset) to WPTS client structure with attribute handles */
cy_stc_ble_wptsc_t *wptscPtr =
(cy_stc_ble_wptsc_t *)&cy_ble_wptscConfigPtr->attrInfo[Cy_BLE_GetDiscoveryIdx(connHandle)];
returnHandle = wptscPtr->charInfo[charIndex].descrHandle[descrIndex];
}
return(returnHandle);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTS_EventHandler
***************************************************************************//**
*
* Handles the events from the BLE Stack for the WPTS service.
*
* \param eventCode: the event code
* \param eventParam: the event parameters
*
* \return
* A return value of type cy_en_ble_gatt_err_code_t.
*
******************************************************************************/
static cy_en_ble_gatt_err_code_t Cy_BLE_WPTS_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_WPTSS_EventHandlerCallback != NULL)
{
gattErr = Cy_BLE_WPTSS_EventHandlerCallback(eventCode, eventParam);
}
/************************************
* Handling GATT Client events
***********************************/
if(Cy_BLE_WPTSC_EventHandlerCallback != NULL)
{
(void)Cy_BLE_WPTSC_EventHandlerCallback(eventCode, eventParam);
}
return(gattErr);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSS_EventHandler
***************************************************************************//**
*
* Handles the server events from the BLE Stack for the WPTS service
*
* \param eventCode: the event code
* \param eventParam: the event parameters
*
* \return
* A return value of type cy_en_ble_gatt_err_code_t.
*
******************************************************************************/
static cy_en_ble_gatt_err_code_t Cy_BLE_WPTSS_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_WPTSS_WriteEventHandler((cy_stc_ble_gatts_write_cmd_req_param_t*)eventParam);
break;
case CY_BLE_EVT_GATTS_HANDLE_VALUE_CNF:
Cy_BLE_WPTSS_ConfirmationEventHandler((cy_stc_ble_conn_handle_t*)eventParam);
break;
default:
break;
}
return (gattErr);
}
/******************************************************************************
* Function Name: Cy_BLE_WPTSC_EventHandler
***************************************************************************//**
*
* Handles the client events from the BLE Stack for the WPTS service
*
* \param eventCode: the event code
* \param eventParam: the event parameters
*
* \return
* A return value of type cy_en_ble_gatt_err_code_t.
*
******************************************************************************/
static cy_en_ble_gatt_err_code_t Cy_BLE_WPTSC_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_CHAR:
Cy_BLE_WPTSC_DiscoverCharacteristicsEventHandler((cy_stc_ble_disc_char_info_t*)eventParam);
break;
case CY_BLE_EVT_GATTC_DISC_DESCR:
Cy_BLE_WPTSC_DiscoverCharDescriptorsEventHandler((cy_stc_ble_disc_descr_info_t*)eventParam);
break;
case CY_BLE_EVT_GATTC_DISC_DESCR_GET_RANGE:
Cy_BLE_WPTSC_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_WPTSC_ErrorResponseEventHandler((cy_stc_ble_gatt_err_param_t*)eventParam);
}
}
break;
case CY_BLE_EVT_GATTC_HANDLE_VALUE_NTF:
Cy_BLE_WPTSC_NotificationEventHandler((cy_stc_ble_gattc_handle_value_ntf_param_t*)eventParam);
break;
case CY_BLE_EVT_GATTC_HANDLE_VALUE_IND:
Cy_BLE_WPTSC_IndicationEventHandler((cy_stc_ble_gattc_handle_value_ind_param_t*)eventParam);
break;
case CY_BLE_EVT_GATTC_READ_RSP:
Cy_BLE_WPTSC_ReadResponseEventHandler((cy_stc_ble_gattc_read_rsp_param_t*)eventParam);
break;
case CY_BLE_EVT_GATTC_WRITE_RSP:
Cy_BLE_WPTSC_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 */