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| TI BLE5-Stack API Documentation
    1.01.01.00
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ATT layer interface.
Go to the source code of this file.
| Data Structures | |
| struct | attAttrBtType_t | 
| Attribute Type format (2-octet Bluetooth UUID).  More... | |
| struct | attAttrType_t | 
| Attribute Type format (2 or 16 octet UUID).  More... | |
| struct | attErrorRsp_t | 
| Error Response format.  More... | |
| struct | attExchangeMTUReq_t | 
| Exchange MTU Request format.  More... | |
| struct | attExchangeMTURsp_t | 
| Exchange MTU Response format.  More... | |
| struct | attExecuteWriteReq_t | 
| Execute Write Request format.  More... | |
| struct | attFindByTypeValueReq_t | 
| Find By Type Value Request format.  More... | |
| struct | attFindByTypeValueRsp_t | 
| Find By Type Value Response format.  More... | |
| struct | attFindInfoReq_t | 
| Find Information Request format.  More... | |
| struct | attFindInfoRsp_t | 
| Find Information Response format.  More... | |
| struct | attFlowCtrlViolatedEvt_t | 
| ATT Flow Control Violated Event message format.  More... | |
| struct | attHandleBtUUID_t | 
| Handle and its 16-bit Bluetooth UUIDs.  More... | |
| struct | attHandlesInfo_t | 
| Handles Information format.  More... | |
| struct | attHandleUUID_t | 
| Handle and its 128-bit UUID.  More... | |
| struct | attHandleValueInd_t | 
| Handle Value Indication format.  More... | |
| struct | attHandleValueNoti_t | 
| Handle Value Notification format.  More... | |
| union | attMsg_t | 
| ATT Message format.  More... | |
| struct | attMtuUpdatedEvt_t | 
| ATT MTU Updated Event message format.  More... | |
| struct | attPacket_t | 
| Attribute Protocol PDU format.  More... | |
| struct | attPrepareWriteReq_t | 
| Prepare Write Request format.  More... | |
| struct | attPrepareWriteRsp_t | 
| Prepare Write Response format.  More... | |
| struct | attReadBlobReq_t | 
| Read Blob Request format.  More... | |
| struct | attReadBlobRsp_t | 
| Read Blob Response format.  More... | |
| struct | attReadByGrpTypeReq_t | 
| Read By Group Type Request format.  More... | |
| struct | attReadByGrpTypeRsp_t | 
| Read By Group Type Response format.  More... | |
| struct | attReadByTypeReq_t | 
| Read By Type Request format.  More... | |
| struct | attReadByTypeRsp_t | 
| Read By Type Response format.  More... | |
| struct | attReadMultiReq_t | 
| Read Multiple Request format.  More... | |
| struct | attReadMultiRsp_t | 
| Read Multiple Response format.  More... | |
| struct | attReadReq_t | 
| Read Request.  More... | |
| struct | attReadRsp_t | 
| Read Response.  More... | |
| struct | attWriteReq_t | 
| Write Request format.  More... | |
| Macros | |
| #define | ATT_AUTHEN_SIG_FLAG_BIT 0x80 | 
| Authentication Signature Flag (bit 7) | |
| #define | ATT_AUTHEN_SIG_LEN 12 | 
| Length of Authentication Signature field. | |
| #define | ATT_BT_UUID_SIZE 2 | 
| Size of 16-bit Bluetooth UUID. | |
| #define | ATT_CANCEL_PREPARED_WRITES 0x00 | 
| Cancel all prepared writes. | |
| #define | ATT_CMD_FLAG_BIT 0x40 | 
| Command Flag (bit 6) | |
| #define | ATT_ERR_ATTR_NOT_FOUND 0x0a | 
| No attribute found within the given attribute handle range. | |
| #define | ATT_ERR_ATTR_NOT_LONG 0x0b | 
| Attribute cannot be read or written using the Read Blob Request or Prepare Write Request. | |
| #define | ATT_ERR_INSUFFICIENT_AUTHEN 0x05 | 
| The attribute requires authentication before it can be read or written. | |
| #define | ATT_ERR_INSUFFICIENT_AUTHOR 0x08 | 
| The attribute requires an authorization before it can be read or written. | |
| #define | ATT_ERR_INSUFFICIENT_ENCRYPT 0x0f | 
| The attribute requires encryption before it can be read or written. | |
| #define | ATT_ERR_INSUFFICIENT_KEY_SIZE 0x0c | 
| The Encryption Key Size used for encrypting this link is insufficient. | |
| #define | ATT_ERR_INSUFFICIENT_RESOURCES 0x11 | 
| Insufficient Resources to complete the request. | |
| #define | ATT_ERR_INVALID_HANDLE 0x01 | 
| Attribute handle value given was not valid on this attribute server. | |
| #define | ATT_ERR_INVALID_OFFSET 0x07 | 
| Offset specified was past the end of the attribute. | |
| #define | ATT_ERR_INVALID_PDU 0x04 | 
| The attribute PDU was invalid. | |
| #define | ATT_ERR_INVALID_VALUE 0x80 | 
| The attribute value is invalid for the operation. | |
| #define | ATT_ERR_INVALID_VALUE_SIZE 0x0d | 
| The attribute value length is invalid for the operation. | |
| #define | ATT_ERR_PREPARE_QUEUE_FULL 0x09 | 
| Too many prepare writes have been queued. | |
| #define | ATT_ERR_READ_NOT_PERMITTED 0x02 | 
| Attribute cannot be read. | |
| #define | ATT_ERR_UNLIKELY 0x0e | 
| The attribute request that was requested has encountered an error that was very unlikely, and therefore could not be completed as requested. | |
| #define | ATT_ERR_UNSUPPORTED_GRP_TYPE 0x10 | 
| The attribute type is not a supported grouping attribute as defined by a higher layer specification. | |
| #define | ATT_ERR_UNSUPPORTED_REQ 0x06 | 
| Attribute server doesn't support the request received from the attribute client. | |
| #define | ATT_ERR_WRITE_NOT_PERMITTED 0x03 | 
| Attribute cannot be written. | |
| #define | ATT_ERROR_RSP 0x01 | 
| ATT Error Response. This method is passed as a gattMsgEvent_t defined as attErrorRsp_t. | |
| #define | ATT_ERROR_RSP_SIZE 4 | 
| Length of Error Response: Command opcode in error (1) + Attribute handle in error (2) + Status code (1) | |
| #define | ATT_EXCHANGE_MTU_REQ 0x02 | 
| ATT Exchange MTU Request. This method is passed as a GATT message defined as attExchangeMTUReq_t. | |
| #define | ATT_EXCHANGE_MTU_REQ_SIZE 2 | 
| Length of Exchange MTU Request: client receive MTU size (2) | |
| #define | ATT_EXCHANGE_MTU_RSP 0x03 | 
| ATT Exchange MTU Response. This method is passed as a GATT message defined as attExchangeMTURsp_t. | |
| #define | ATT_EXCHANGE_MTU_RSP_SIZE 2 | 
| Length of Exchange MTU Response: server receive MTU size (2) | |
| #define | ATT_EXECUTE_WRITE_REQ 0x18 | 
| ATT Execute Write Request. This method is passed as a GATT message defined as attExecuteWriteReq_t. | |
| #define | ATT_EXECUTE_WRITE_REQ_SIZE 1 | 
| Length of Execute Write Request: Flags (1) | |
| #define | ATT_EXECUTE_WRITE_RSP 0x19 | 
| ATT Execute Write Response. This method is passed as a GATT message defines as attHandleValueNoti_t. | |
| #define | ATT_FIND_BY_TYPE_VALUE_REQ 0x06 | 
| ATT Find By Type Value Request. This method is passed as a GATT message defined as attFindByTypeValueReq_t. | |
| #define | ATT_FIND_BY_TYPE_VALUE_REQ_FIXED_SIZE 6 | 
| Length of Find By Type Value Request's fixed fields: Start handle (2) + End handle (2) + Type (2) | |
| #define | ATT_FIND_BY_TYPE_VALUE_REQ_HDR_SIZE ( ATT_OPCODE_SIZE + ATT_FIND_BY_TYPE_VALUE_REQ_FIXED_SIZE ) | 
| Length of Find By Type Value Request's Header. | |
| #define | ATT_FIND_BY_TYPE_VALUE_RSP 0x07 | 
| ATT Find By Type Value Response. This method is passed as a GATT message defined as attFindByTypeValueRsp_t. | |
| #define | ATT_FIND_INFO_REQ 0x04 | 
| ATT Find Information Request. This method is passed as a GATT message defined as attFindInfoReq_t. | |
| #define | ATT_FIND_INFO_REQ_FIXED_SIZE 4 | 
| Length of Find Information Request's fixed fields: First handle number (2) + Last handle number (2) | |
| #define | ATT_FIND_INFO_RSP 0x05 | 
| ATT Find Information Response. This method is passed as a GATT message defined as attFindInfoRsp_t. | |
| #define | ATT_FIND_INFO_RSP_FIXED_SIZE 1 | 
| Length of Find Information Response's fixed field: Format (1) | |
| #define | ATT_FIND_INFO_RSP_HDR_SIZE ( ATT_OPCODE_SIZE + ATT_FIND_INFO_RSP_FIXED_SIZE ) | 
| Length of Find Information Response's Header. | |
| #define | ATT_FLOW_CTRL_VIOLATED_EVENT 0x7E | 
| Sent when ATT flow control is violated on a connection. This event is sent as an OSAL message defined as attFlowCtrlViolatedEvt_t. | |
| #define | ATT_HANDLE_BT_UUID_TYPE 0x01 | 
| Handle and 16-bit Bluetooth UUID. | |
| #define | ATT_HANDLE_UUID_TYPE 0x02 | 
| Handle and 128-bit UUID. | |
| #define | ATT_HANDLE_VALUE_CFM 0x1e | 
| ATT Handle Value Confirmation. This method is passed as a GATT message. | |
| #define | ATT_HANDLE_VALUE_IND 0x1d | 
| ATT Handle Value Indication. This method is passed as a GATT message defined as attHandleValueInd_t. | |
| #define | ATT_HANDLE_VALUE_IND_FIXED_SIZE 2 | 
| Length of Handle Value Indication's fixed size: Attribute Handle (2) | |
| #define | ATT_HANDLE_VALUE_IND_HDR_SIZE ( ATT_OPCODE_SIZE + ATT_HANDLE_VALUE_IND_FIXED_SIZE ) | 
| Size of Indication header. | |
| #define | ATT_HANDLE_VALUE_NOTI 0x1b | 
| ATT Handle Value Notification. This method is passed as a GATT message defined as attErrorRsp_t. | |
| #define | ATT_MAX_MTU_SIZE (255-L2CAP_HDR_SIZE) | 
| Maximum ATT MTU size. | |
| #define | ATT_METHOD_BITS 0x3f | 
| Method (bits 5-0) | |
| #define | ATT_MIN_NUM_HANDLES 2 | 
| Minimum number of handles in a single Read Multiple Request. | |
| #define | ATT_MSG_TIMEOUT 30 | 
| ATT Response or Confirmation timeout. | |
| #define | ATT_MTU_SIZE L2CAP_MTU_SIZE | 
| Minimum ATT MTU size. | |
| #define | ATT_MTU_UPDATED_EVENT 0x7F | 
| Sent when MTU is updated for a connection. This event is sent as an OSAL message defined as attMtuUpdatedEvt_t. | |
| #define | ATT_OPCODE_SIZE 1 | 
| Length of opcode field: Opcode (1) | |
| #define | ATT_PREPARE_WRITE_REQ 0x16 | 
| ATT Prepare Write Request. This method is passed as a GATT message defined as attPrepareWriteReq_t. | |
| #define | ATT_PREPARE_WRITE_REQ_FIXED_SIZE 4 | 
| Length of Prepare Write Request's fixed fields: Attribute Handle (2) + Value Offset (2) | |
| #define | ATT_PREPARE_WRITE_REQ_HDR_SIZE ( ATT_OPCODE_SIZE + ATT_PREPARE_WRITE_REQ_FIXED_SIZE ) | 
| Size of Prepare Write Request Header. | |
| #define | ATT_PREPARE_WRITE_RSP 0x17 | 
| ATT Prepare Write Response. This method is passed as a GATT message defined as attPrepareWriteRsp_t. | |
| #define | ATT_PREPARE_WRITE_RSP_FIXED_SIZE 4 | 
| Length of Prepare Write Response's fixed size: Attribute Handle (2) + Value Offset (2) | |
| #define | ATT_READ_BLOB_REQ 0x0c | 
| ATT Read Blob Request. This method is passed as a GATT message defined as attReadBlobReq_t. | |
| #define | ATT_READ_BLOB_REQ_SIZE 4 | 
| Length of Read Blob Request: Attribute Handle (2) + Value Offset (2) | |
| #define | ATT_READ_BLOB_RSP 0x0d | 
| ATT Read Blob Response. This method is passed as a GATT message defined as attReadBlobRsp_t. | |
| #define | ATT_READ_BY_GRP_TYPE_REQ 0x10 | 
| ATT Read By Group Type Request. This method is passed as a GATT message defined as attReadByGrpTypeReq_t. | |
| #define | ATT_READ_BY_GRP_TYPE_RSP 0x11 | 
| ATT Read By Group Type Response. This method is passed as a GATT message defined as attReadByGrpTypeRsp_t. | |
| #define | ATT_READ_BY_GRP_TYPE_RSP_FIXED_SIZE 1 | 
| Length of Read By Type Response's fixed fields: Length (1) | |
| #define | ATT_READ_BY_GRP_TYPE_RSP_HDR_SIZE ( ATT_OPCODE_SIZE + ATT_READ_BY_GRP_TYPE_RSP_FIXED_SIZE ) | 
| Size of Read by Group Type Response Header. | |
| #define | ATT_READ_BY_TYPE_REQ 0x08 | 
| ATT Read By Type Request. This method is passed as a GATT message defined as attReadByTypeReq_t. | |
| #define | ATT_READ_BY_TYPE_REQ_FIXED_SIZE 4 | 
| Length of Read By Type Request's fixed fields: First handle number (2) + Last handle number (2) | |
| #define | ATT_READ_BY_TYPE_REQ_HDR_SIZE ( ATT_OPCODE_SIZE + ATT_READ_BY_TYPE_REQ_FIXED_SIZE ) | 
| Size of Read by Type Request Header. | |
| #define | ATT_READ_BY_TYPE_RSP 0x09 | 
| ATT Read By Type Response. This method is passed as a GATT message defined as attReadByTypeRsp_t. | |
| #define | ATT_READ_BY_TYPE_RSP_FIXED_SIZE 1 | 
| Length of Read By Type Response's fixed fields: Length (1) | |
| #define | ATT_READ_BY_TYPE_RSP_HDR_SIZE ( ATT_OPCODE_SIZE + ATT_READ_BY_TYPE_RSP_FIXED_SIZE ) | 
| Size of Read by Type Response Header. | |
| #define | ATT_READ_MULTI_REQ 0x0e | 
| ATT Read Multiple Request. This method is passed as a GATT message defined as attReadMultiReq_t. | |
| #define | ATT_READ_MULTI_RSP 0x0f | 
| ATT Read Multiple Response. This method is passed as a GATT message defined as attReadMultiRsp_t. | |
| #define | ATT_READ_REQ 0x0a | 
| ATT Read Request. This method is passed as a GATT message defined as attReadReq_t. | |
| #define | ATT_READ_REQ_SIZE 2 | 
| Length of Read Request: Attribute Handle (2) | |
| #define | ATT_READ_RSP 0x0b | 
| ATT Read Response. This method is passed as a GATT message defined as attReadRsp_t. | |
| #define | ATT_SIG_INVALID 0x02 | 
| Included signature not valid. | |
| #define | ATT_SIG_NOT_INCLUDED 0x00 | 
| Signature not included. | |
| #define | ATT_SIG_VALID 0x01 | 
| Included signature valid. | |
| #define | ATT_SIGNED_WRITE_CMD 0xD2 | 
| ATT Signed Write Command. | |
| #define | ATT_TRANSACTION_READY_EVENT 0x7D | 
| ATT transaction ready on the specified connection handle. This event is sent as an OSAL message defined as attTransactionReadyEvt_t. | |
| #define | ATT_UUID_SIZE 16 | 
| Size of 128-bit UUID. | |
| #define | ATT_WRITE_CMD 0x52 | 
| ATT Write Command. | |
| #define | ATT_WRITE_COMMAND(method, cmd) ( ( (method) == ATT_WRITE_REQ ) && ( (cmd) == TRUE ) ) | 
| ATT Write Command. | |
| #define | ATT_WRITE_PREPARED_VALUES 0x01 | 
| Immediately write all pending prepared values. | |
| #define | ATT_WRITE_REQ 0x12 | 
| ATT Write Request. This method is passed as a GATT message defined as attWriteReq_t. | |
| #define | ATT_WRITE_REQ_FIXED_SIZE 2 | 
| Length of Write Request's fixed field: Attribute Handle (2) | |
| #define | ATT_WRITE_REQ_FIXED_SIZE 2 | 
| Length of Write Request's fixed field: Attribute Handle (2) | |
| #define | ATT_WRITE_REQ_HDR_SIZE ( ATT_OPCODE_SIZE + ATT_WRITE_REQ_FIXED_SIZE ) | 
| Size of Write Request Header. | |
| #define | ATT_WRITE_RSP 0x13 | 
| ATT Write Response. This method is passed as a GATT message. | |
| Functions | |
| bStatus_t | ATT_ErrorRsp (uint16 connHandle, attErrorRsp_t *pRsp) | 
| Send Error Response.  More... | |
| bStatus_t | ATT_ExchangeMTUReq (uint16 connHandle, attExchangeMTUReq_t *pReq) | 
| Send Exchange MTU Request.  More... | |
| bStatus_t | ATT_ExchangeMTURsp (uint16 connHandle, attExchangeMTURsp_t *pRsp) | 
| Send Exchange MTU Response.  More... | |
| bStatus_t | ATT_ExecuteWriteReq (uint16 connHandle, attExecuteWriteReq_t *pReq) | 
| Send Execute Write Request.  More... | |
| bStatus_t | ATT_ExecuteWriteRsp (uint16 connHandle) | 
| Send Execute Write Response.  More... | |
| bStatus_t | ATT_FindByTypeValueReq (uint16 connHandle, attFindByTypeValueReq_t *pReq) | 
| Send Find By Type Value Request.  More... | |
| bStatus_t | ATT_FindByTypeValueRsp (uint16 connHandle, attFindByTypeValueRsp_t *pRsp) | 
| Send Find By Type Value Response.  More... | |
| bStatus_t | ATT_FindInfoReq (uint16 connHandle, attFindInfoReq_t *pReq) | 
| Send Find Information Request.  More... | |
| bStatus_t | ATT_FindInfoRsp (uint16 connHandle, attFindInfoRsp_t *pRsp) | 
| Send Find Information Response.  More... | |
| uint16 | ATT_GetMTU (uint16 connHandle) | 
| This function is used to get the MTU size of a connection.  More... | |
| uint16 | ATT_GetParamValue (void) | 
| Get a ATT Parameter value.  More... | |
| bStatus_t | ATT_HandleValueCfm (uint16 connHandle) | 
| Send Handle Value Confirmation.  More... | |
| bStatus_t | ATT_HandleValueInd (uint16 connHandle, attHandleValueInd_t *pInd) | 
| Send Handle Value Indication.  More... | |
| bStatus_t | ATT_HandleValueNoti (uint16 connHandle, attHandleValueNoti_t *pNoti) | 
| Send Handle Value Notification.  More... | |
| bStatus_t | ATT_PrepareWriteReq (uint16 connHandle, attPrepareWriteReq_t *pReq) | 
| Send Prepare Write Request.  More... | |
| bStatus_t | ATT_PrepareWriteRsp (uint16 connHandle, attPrepareWriteRsp_t *pRsp) | 
| Send Prepare Write Response.  More... | |
| bStatus_t | ATT_ReadBlobReq (uint16 connHandle, attReadBlobReq_t *pReq) | 
| Send Read Blob Request.  More... | |
| bStatus_t | ATT_ReadBlobRsp (uint16 connHandle, attReadBlobRsp_t *pRsp) | 
| Send Read Blob Response.  More... | |
| bStatus_t | ATT_ReadByGrpTypeReq (uint16 connHandle, attReadByGrpTypeReq_t *pReq) | 
| Send Read By Group Type Request.  More... | |
| bStatus_t | ATT_ReadByGrpTypeRsp (uint16 connHandle, attReadByGrpTypeRsp_t *pRsp) | 
| Send Read By Group Type Respond.  More... | |
| bStatus_t | ATT_ReadByTypeReq (uint16 connHandle, attReadByTypeReq_t *pReq) | 
| Send Read By Type Request.  More... | |
| bStatus_t | ATT_ReadByTypeRsp (uint16 connHandle, attReadByTypeRsp_t *pRsp) | 
| Send Read By Type Respond.  More... | |
| bStatus_t | ATT_ReadMultiReq (uint16 connHandle, attReadMultiReq_t *pReq) | 
| Send Read Multiple Request.  More... | |
| bStatus_t | ATT_ReadMultiRsp (uint16 connHandle, attReadMultiRsp_t *pRsp) | 
| Send Read Multiple Response.  More... | |
| bStatus_t | ATT_ReadReq (uint16 connHandle, attReadReq_t *pReq) | 
| Send Read Request.  More... | |
| bStatus_t | ATT_ReadRsp (uint16 connHandle, attReadRsp_t *pRsp) | 
| Send Read Response.  More... | |
| void | ATT_RegisterClient (attNotifyTxCB_t pfnNotifyTx) | 
| Register the client's notify Tx function with the ATT layer.  More... | |
| void | ATT_RegisterServer (attNotifyTxCB_t pfnNotifyTx) | 
| Register the server's notify Tx function with the ATT layer.  More... | |
| void | ATT_SetParamValue (uint16 value) | 
| Set a ATT Parameter value. Use this function to change the default ATT parameter values.  More... | |
| uint8 | ATT_UpdateMTU (uint16 connHandle, uint16 MTU) | 
| This function is used to update the MTU size of a connection.  More... | |
| bStatus_t | ATT_WriteReq (uint16 connHandle, attWriteReq_t *pReq) | 
| Send Write Request.  More... | |
| bStatus_t | ATT_WriteRsp (uint16 connHandle) | 
| Send Write Response.  More... | |