860 lines
24 KiB
C
860 lines
24 KiB
C
/**************************************************************************************************
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Filename: cyclingservice.c
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Revised: $Date: 2013-04-04 15:28:09 -0700 (Thu, 04 Apr 2013) $
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Revision: $Revision: 33765 $
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Description: This file contains the Cycling Speed and Cadence (CSC) service
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for use with the CyclingApp sample application.
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Copyright 2012-2013 Texas Instruments Incorporated. All rights reserved.
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IMPORTANT: Your use of this Software is limited to those specific rights
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granted under the terms of a software license agreement between the user
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who downloaded the software, his/her employer (which must be your employer)
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and Texas Instruments Incorporated (the "License"). You may not use this
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Software unless you agree to abide by the terms of the License. The License
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limits your use, and you acknowledge, that the Software may not be modified,
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copied or distributed unless embedded on a Texas Instruments microcontroller
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or used solely and exclusively in conjunction with a Texas Instruments radio
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frequency transceiver, which is integrated into your product. Other than for
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the foregoing purpose, you may not use, reproduce, copy, prepare derivative
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works of, modify, distribute, perform, display or sell this Software and/or
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its documentation for any purpose.
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YOU FURTHER ACKNOWLEDGE AND AGREE THAT THE SOFTWARE AND DOCUMENTATION ARE
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PROVIDED “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED,
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INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY, TITLE,
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NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL
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TEXAS INSTRUMENTS OR ITS LICENSORS BE LIABLE OR OBLIGATED UNDER CONTRACT,
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NEGLIGENCE, STRICT LIABILITY, CONTRIBUTION, BREACH OF WARRANTY, OR OTHER
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LEGAL EQUITABLE THEORY ANY DIRECT OR INDIRECT DAMAGES OR EXPENSES
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INCLUDING BUT NOT LIMITED TO ANY INCIDENTAL, SPECIAL, INDIRECT, PUNITIVE
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OR CONSEQUENTIAL DAMAGES, LOST PROFITS OR LOST DATA, COST OF PROCUREMENT
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OF SUBSTITUTE GOODS, TECHNOLOGY, SERVICES, OR ANY CLAIMS BY THIRD PARTIES
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(INCLUDING BUT NOT LIMITED TO ANY DEFENSE THEREOF), OR OTHER SIMILAR COSTS.
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Should you have any questions regarding your right to use this Software,
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contact Texas Instruments Incorporated at www.TI.com.
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**************************************************************************************************/
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/*********************************************************************
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* INCLUDES
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*/
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#include "bcomdef.h"
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#include "OSAL.h"
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#include "linkdb.h"
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#include "att.h"
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#include "gatt.h"
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#include "gatt_uuid.h"
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#include "gattservapp.h"
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#include "cyclingservice.h"
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/*********************************************************************
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* MACROS
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*/
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/*********************************************************************
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* CONSTANTS
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*/
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/*********************************************************************
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* TYPEDEFS
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*/
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// Cycling Service Task Events
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#define CSC_CMD_IND_SEND_EVT 0x0001
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#define CSC_MEAS_VALUE_POS 2
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#define CSC_MEAS_CFG_POS 3
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#define CSC_COMMAND_VALUE_POS 9
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#define CSC_COMMAND_CFG_POS 10
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#define COMMAND_IND_LENGTH 2
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/*********************************************************************
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* GLOBAL VARIABLES
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*/
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// CSC service
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CONST uint8 cyclingServUUID[ATT_BT_UUID_SIZE] =
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{
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LO_UINT16(CSC_SERV_UUID), HI_UINT16(CSC_SERV_UUID)
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};
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// CSC measurement characteristic
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CONST uint8 cyclingMeasUUID[ATT_BT_UUID_SIZE] =
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{
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LO_UINT16(CSC_MEAS_UUID), HI_UINT16(CSC_MEAS_UUID)
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};
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// CSC feature characteristic
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CONST uint8 cyclingFeatureUUID[ATT_BT_UUID_SIZE] =
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{
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LO_UINT16(CSC_FEATURE_UUID), HI_UINT16(CSC_FEATURE_UUID)
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};
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// CSC sensor location characteristic
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CONST uint8 cyclingSensLocUUID[ATT_BT_UUID_SIZE] =
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{
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LO_UINT16(CSC_SENS_LOC_UUID), HI_UINT16(CSC_SENS_LOC_UUID)
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};
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// CSC command characteristic
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CONST uint8 cyclingCommandUUID[ATT_BT_UUID_SIZE] =
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{
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LO_UINT16(CSC_COMMAND_UUID), HI_UINT16(CSC_COMMAND_UUID)
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};
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/*********************************************************************
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* EXTERNAL VARIABLES
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*/
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/*********************************************************************
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* EXTERNAL FUNCTIONS
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*/
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/*********************************************************************
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* LOCAL VARIABLES
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*/
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static cyclingServiceCB_t cyclingServiceCB = NULL;
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static uint8 supportedSensors = 0;
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static bool scOpInProgress = FALSE;
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// Variables used in CSC command processing
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static uint16 connectionHandle;
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static attHandleValueInd_t cscCmdInd;
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/*********************************************************************
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* Profile Attributes - variables
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*/
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// TaskID
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uint8 cyclingService_TaskID = 0;
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// CSC Service attribute
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static CONST gattAttrType_t cyclingService = { ATT_BT_UUID_SIZE, cyclingServUUID };
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// Available sensor locations
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static uint8 supportedSensorLocations[CSC_MAX_SENSOR_LOCS];
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// Cycling Measurement Characteristic
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// Note: characteristic value is not stored here
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static uint8 cyclingMeasProps = GATT_PROP_NOTIFY;
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static uint8 cyclingMeas = 0;
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static gattCharCfg_t cyclingMeasClientCharCfg[GATT_MAX_NUM_CONN];
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// Feature Characteristic
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static uint8 cyclingFeatureProps = GATT_PROP_READ;
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static uint16 cyclingFeatures = CSC_NO_SUPPORT;
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// Sensor Location Characteristic
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static uint8 cyclingSensLocProps = GATT_PROP_READ;
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static uint8 cyclingSensLoc = CSC_SENSOR_LOC_TOP_OF_SHOE;
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// Command Characteristic
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static uint8 cyclingCommandProps = GATT_PROP_WRITE | GATT_PROP_INDICATE;
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static uint8 cyclingCommand = 0;
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static gattCharCfg_t cyclingCommandClientCharCfg[GATT_MAX_NUM_CONN];
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/*********************************************************************
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* Profile Attributes - Table
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*/
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static gattAttribute_t cyclingAttrTbl[] =
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{
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// CSC Service
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{
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{ ATT_BT_UUID_SIZE, primaryServiceUUID }, /* type */
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GATT_PERMIT_READ, /* permissions */
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0, /* handle */
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(uint8 *)&cyclingService /* pValue */
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},
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// CSC Measurement Declaration
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{
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{ ATT_BT_UUID_SIZE, characterUUID },
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GATT_PERMIT_READ,
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0,
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&cyclingMeasProps
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},
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// Measurement Value
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{
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{ ATT_BT_UUID_SIZE, cyclingMeasUUID },
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0,
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0,
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&cyclingMeas
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},
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// Measurement Client Characteristic Configuration
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{
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{ ATT_BT_UUID_SIZE, clientCharCfgUUID },
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GATT_PERMIT_READ | GATT_PERMIT_WRITE,
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0,
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(uint8 *) &cyclingMeasClientCharCfg
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},
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// CSC Feature Declaration
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{
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{ ATT_BT_UUID_SIZE, characterUUID },
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GATT_PERMIT_READ,
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0,
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&cyclingFeatureProps
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},
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// Feature Value
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{
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{ ATT_BT_UUID_SIZE, cyclingFeatureUUID },
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GATT_PERMIT_READ,
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0,
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(uint8 *) &cyclingFeatures
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},
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// CSC Sensor Location Declaration
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{
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{ ATT_BT_UUID_SIZE, characterUUID },
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GATT_PERMIT_READ,
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0,
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&cyclingSensLocProps
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},
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// Sensor Location Value
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{
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{ ATT_BT_UUID_SIZE, cyclingSensLocUUID },
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GATT_PERMIT_READ,
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0,
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&cyclingSensLoc
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},
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// CSC Command Declaration
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{
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{ ATT_BT_UUID_SIZE, characterUUID },
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GATT_PERMIT_READ,
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0,
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&cyclingCommandProps
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},
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// Command Value
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{
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{ ATT_BT_UUID_SIZE, cyclingCommandUUID },
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GATT_PERMIT_WRITE,
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0,
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&cyclingCommand
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},
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// Command Client Characteristic Configuration
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{
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{ ATT_BT_UUID_SIZE, clientCharCfgUUID },
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GATT_PERMIT_READ | GATT_PERMIT_WRITE,
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0,
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(uint8 *) &cyclingCommandClientCharCfg
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}
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};
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/*********************************************************************
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* LOCAL FUNCTIONS
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*/
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static uint8 cycling_ReadAttrCB( uint16 connHandle, gattAttribute_t *pAttr,
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uint8 *pValue, uint8 *pLen, uint16 offset, uint8 maxLen );
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static bStatus_t cycling_WriteAttrCB( uint16 connHandle, gattAttribute_t *pAttr,
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uint8 *pValue, uint8 len, uint16 offset );
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static void cycling_ProcessOSALMsg( osal_event_hdr_t *pMsg );
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static void cycling_ProcessGATTMsg( gattMsgEvent_t *pMsg );
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static bool cycling_SensorLocSupported( uint8 sensorLoc );
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static void cycling_ProcessCSCCmd( uint16 attrHandle, uint8 *pValue, uint8 len );
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/*********************************************************************
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* PROFILE CALLBACKS
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*/
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// CSC Service Callbacks
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CONST gattServiceCBs_t cyclingCBs =
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{
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cycling_ReadAttrCB, // Read callback function pointer
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cycling_WriteAttrCB, // Write callback function pointer
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NULL // Authorization callback function pointer
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};
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/*********************************************************************
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* PUBLIC FUNCTIONS
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*/
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/*********************************************************************
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* @fn CyclingService_Init
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*
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* @brief collect the OSAL task ID.
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*
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* @param task_id - OSAL task ID.
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*
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* @return none
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*/
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void CyclingService_Init( uint8 task_id )
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{
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// Only purpose is to obtain task ID
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cyclingService_TaskID = task_id;
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}
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/*********************************************************************
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* @fn CyclingService_ProcessEvent
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*
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* @brief process incoming event.
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*
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* @param task_id - OSAL task id.
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*
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* @param events - event bit(s) set for the task(s)
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*
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* @return none
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*/
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uint16 CyclingService_ProcessEvent( uint8 task_id, uint16 events )
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{
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VOID task_id;
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if ( events & SYS_EVENT_MSG )
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{
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uint8 *pMsg;
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if ( (pMsg = osal_msg_receive( cyclingService_TaskID )) != NULL )
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{
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cycling_ProcessOSALMsg( (osal_event_hdr_t *)pMsg );
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// Release the OSAL message
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VOID osal_msg_deallocate( pMsg );
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}
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// return unprocessed events
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return (events ^ SYS_EVENT_MSG);
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}
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if ( events & CSC_CMD_IND_SEND_EVT )
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{
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GATT_Indication( connectionHandle, &cscCmdInd, FALSE, cyclingService_TaskID );
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// Set Control Point Cfg done
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scOpInProgress = FALSE;
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return ( events ^ CSC_CMD_IND_SEND_EVT );
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}
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return 0;
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}
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/*********************************************************************
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* @fn cycling_ProcessOSALMsg
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*
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* @brief process incoming OSAL msg.
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*
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* @param pMsg- pointer to messag to be read.
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*
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* @return none
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*/
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void cycling_ProcessOSALMsg( osal_event_hdr_t *pMsg )
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{
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switch ( pMsg->event )
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{
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case GATT_MSG_EVENT:
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cycling_ProcessGATTMsg( (gattMsgEvent_t *) pMsg );
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break;
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default: // do nothing
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break;
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}
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}
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/*********************************************************************
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* @fn cycling_ProcessGATTMsg
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*
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* @brief process incoming GATT msg.
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*
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* @param pMsg- pointer to messag to be read.
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*
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* @return none
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*/
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void cycling_ProcessGATTMsg( gattMsgEvent_t *pMsg )
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{
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if ( pMsg->method == ATT_HANDLE_VALUE_CFM )
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{
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// Indication receipt was confirmed by the client.
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// This is a placeholder for future.
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}
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}
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/*********************************************************************
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* @fn cycling_SensorLocSupported
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*
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* @brief check to see if sensor location is supported
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*
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* @param sensorLoc - location to check for
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*
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* @return TRUE if supported, FALSE otherwise
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*/
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static bool cycling_SensorLocSupported( uint8 sensorLoc )
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{
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uint8 i;
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for (i = 0; i <= supportedSensors; i++)
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{
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if (supportedSensorLocations[i] == sensorLoc)
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{
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return TRUE;
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}
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}
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return FALSE;
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}
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/*********************************************************************
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* @fn Cycling_AddService
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*
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* @brief Initializes the CSC service by registering
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* GATT attributes with the GATT server.
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*
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* @param services - services to add. This is a bit map and can
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* contain more than one service.
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*
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* @return Success or Failure
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*/
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bStatus_t Cycling_AddService( uint32 services )
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{
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uint8 status = SUCCESS;
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// Initialize Client Characteristic Configuration attributes
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GATTServApp_InitCharCfg( INVALID_CONNHANDLE, cyclingMeasClientCharCfg );
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GATTServApp_InitCharCfg( INVALID_CONNHANDLE, cyclingCommandClientCharCfg);
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if ( services & CYCLING_SERVICE )
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{
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// Register GATT attribute list and CBs with GATT Server App
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status = GATTServApp_RegisterService( cyclingAttrTbl,
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GATT_NUM_ATTRS( cyclingAttrTbl ),
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&cyclingCBs );
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}
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return ( status );
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}
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/*********************************************************************
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* @fn Cycling_Register
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*
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* @brief Register a callback function with the CSC Service.
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*
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* @param pfnServiceCB - Callback function.
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*
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* @return None.
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*/
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void Cycling_Register( cyclingServiceCB_t pfnServiceCB )
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{
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cyclingServiceCB = pfnServiceCB;
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}
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/*********************************************************************
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* @fn Cycling_SetParameter
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*
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* @brief Set a CSC parameter.
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*
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* @param param - Profile parameter ID
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* @param len - length of data to right
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* @param value - pointer to data to write. This is dependent on
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* the parameter ID and WILL be cast to the appropriate
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* data type (example: data type of uint16 will be cast to
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* uint16 pointer).
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*
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* @return bStatus_t
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*/
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bStatus_t Cycling_SetParameter( uint8 param, uint8 len, void *pValue )
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{
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bStatus_t ret = SUCCESS;
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switch ( param )
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{
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case CSC_SENS_LOC:
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cyclingSensLoc = *((uint8*)pValue);
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break;
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case CSC_FEATURE:
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cyclingFeatures = *((uint8*)pValue);
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break;
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case CSC_AVAIL_SENS_LOCS:
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if (supportedSensors < CSC_MAX_SENSOR_LOCS)
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{
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supportedSensorLocations[supportedSensors++] = *((uint8*)pValue);
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}
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break;
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default:
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ret = INVALIDPARAMETER;
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break;
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}
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return ( ret );
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}
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/*********************************************************************
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* @fn Cycling_GetParameter
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*
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* @brief Get a CSC parameter.
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*
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* @param param - Profile parameter ID
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* @param value - pointer to data to get. This is dependent on
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* the parameter ID and WILL be cast to the appropriate
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* data type (example: data type of uint16 will be cast to
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* uint16 pointer).
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*
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* @return bStatus_t
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*/
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bStatus_t Cycling_GetParameter( uint8 param, void *value )
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{
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bStatus_t ret = SUCCESS;
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switch ( param )
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{
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case CSC_FEATURE:
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*((uint8*)value) = cyclingFeatures;
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case CSC_SENS_LOC:
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*((uint8*)value) = cyclingSensLoc;
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break;
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case CSC_COMMAND:
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*((uint8*)value) = cyclingCommand;
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break;
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default:
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ret = INVALIDPARAMETER;
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break;
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}
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return ( ret );
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}
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/*********************************************************************
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* @fn Cycling_MeasNotify
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*
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* @brief Send a notification containing a CSC
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* measurement.
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*
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* @param connHandle - connection handle
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* @param pNoti - pointer to notification structure
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*
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* @return Success or Failure
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*/
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bStatus_t Cycling_MeasNotify( uint16 connHandle, attHandleValueNoti_t *pNoti )
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{
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uint16 value = GATTServApp_ReadCharCfg( connHandle, cyclingMeasClientCharCfg );
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// If notifications enabled
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if ( value & GATT_CLIENT_CFG_NOTIFY )
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{
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// Set the handle
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pNoti->handle = cyclingAttrTbl[CSC_MEAS_VALUE_POS].handle;
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// Send the notification
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return GATT_Notification( connHandle, pNoti, FALSE );
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}
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return bleIncorrectMode;
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}
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/*********************************************************************
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* @fn cycling_ProcessCSCCmd
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*
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* @brief process an incoming CSC command.
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*
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* @param attrHandle - attribute handle
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* @param pValue - pointer to data to be written
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* @param len - length of data
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*
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* @return none
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*/
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static void cycling_ProcessCSCCmd( uint16 attrHandle, uint8 *pValue, uint8 len )
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{
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uint8 cscStatus = CSC_SUCCESS;
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// Set Control Point Cfg in progress
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scOpInProgress = TRUE;
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// Set indication info to be sent out
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cscCmdInd.handle = attrHandle;
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|
|
|
cscCmdInd.len = 3;
|
|
cscCmdInd.value[0] = CSC_COMMAND_RSP;
|
|
cscCmdInd.value[1] = pValue[0];
|
|
|
|
switch ( pValue[0] )
|
|
{
|
|
case CSC_SET_CUMM_VAL:
|
|
// If wheel revolutions is a feature
|
|
if ( ( len <= 5 ) && ( cyclingFeatures & CSC_WHEEL_REV_SUPP ) )
|
|
{
|
|
uint32 cummWheelRevolutions;
|
|
|
|
// full 32 bits were specified.
|
|
if (( len - 1 ) == 4)
|
|
{
|
|
cummWheelRevolutions = BUILD_UINT32( pValue[1], pValue[2], pValue[3], pValue[4]);
|
|
}
|
|
else
|
|
{
|
|
cummWheelRevolutions = 0;
|
|
|
|
// In case only lower bits were specified and upper bits remain zero.
|
|
for( int i = 0; i < (len - 1); ++i )
|
|
{
|
|
cummWheelRevolutions += pValue[i + 1] << (i*8);
|
|
}
|
|
}
|
|
|
|
// Notify app
|
|
if ( cyclingServiceCB != NULL )
|
|
{
|
|
(*cyclingServiceCB)( CSC_CMD_SET_CUMM_VAL, &cummWheelRevolutions );
|
|
}
|
|
}
|
|
else // characteristic not supported.
|
|
{
|
|
cscStatus = CSC_INVALID_PARAMETER;
|
|
}
|
|
break;
|
|
|
|
case CSC_UPDATE_SENS_LOC:
|
|
// If multiple sensor locations is supported and that this is a valid location.
|
|
if ( ( len == 2 ) &&
|
|
( cyclingFeatures & CSC_MULTI_SENS_SUPP ) &&
|
|
( cycling_SensorLocSupported( pValue[1] ) == TRUE ) )
|
|
{
|
|
// Update sensor location
|
|
cyclingSensLoc = pValue[1];
|
|
|
|
// Notify app
|
|
if ( cyclingServiceCB != NULL )
|
|
{
|
|
(*cyclingServiceCB)( CSC_CMD_UPDATE_SENS_LOC, NULL );
|
|
}
|
|
}
|
|
else // characteristic not supported.
|
|
{
|
|
cscStatus = CSC_INVALID_PARAMETER;
|
|
}
|
|
break;
|
|
|
|
case CSC_REQ_SUPP_SENS_LOC:
|
|
// If multiple sensor locations are supported and list requested
|
|
if ( ( len == 1 ) && ( cyclingFeatures & CSC_MULTI_SENS_SUPP ) )
|
|
{
|
|
cscCmdInd.len += supportedSensors;
|
|
osal_memcpy( &(cscCmdInd.value[3]), supportedSensorLocations, supportedSensors );
|
|
}
|
|
else // characteristic not supported.
|
|
{
|
|
// Send an indication with the list.
|
|
cscStatus = CSC_INVALID_PARAMETER;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
// Send an indication with opcode not suported response
|
|
cscStatus = CSC_OPCODE_NOT_SUPPORTED;
|
|
break;
|
|
}
|
|
|
|
// Send indication of operation result
|
|
cscCmdInd.value[2] = cscStatus;
|
|
|
|
// Ask our task to send out indication
|
|
osal_set_event( cyclingService_TaskID, CSC_CMD_IND_SEND_EVT );
|
|
}
|
|
|
|
/*********************************************************************
|
|
* @fn Cycling_HandleConnStatusCB
|
|
*
|
|
* @brief CSC Service link status change handler function.
|
|
*
|
|
* @param connHandle - connection handle
|
|
* @param changeType - type of change
|
|
*
|
|
* @return none
|
|
*/
|
|
void Cycling_HandleConnStatusCB( uint16 connHandle, uint8 changeType )
|
|
{
|
|
// Make sure this is not loopback connection
|
|
if ( connHandle != LOOPBACK_CONNHANDLE )
|
|
{
|
|
// Reset Client Char Config if connection has dropped
|
|
if ( ( changeType == LINKDB_STATUS_UPDATE_REMOVED ) ||
|
|
( ( changeType == LINKDB_STATUS_UPDATE_STATEFLAGS ) &&
|
|
( !linkDB_Up( connHandle ) ) ) )
|
|
{
|
|
GATTServApp_InitCharCfg( connHandle, cyclingMeasClientCharCfg );
|
|
GATTServApp_InitCharCfg( connHandle, cyclingCommandClientCharCfg );
|
|
}
|
|
}
|
|
}
|
|
|
|
/*********************************************************************
|
|
* @fn cycling_ReadAttrCB
|
|
*
|
|
* @brief Read an attribute.
|
|
*
|
|
* @param connHandle - connection message was received on
|
|
* @param pAttr - pointer to attribute
|
|
* @param pValue - pointer to data to be read
|
|
* @param pLen - length of data to be read
|
|
* @param offset - offset of the first octet to be read
|
|
* @param maxLen - maximum length of data to be read
|
|
*
|
|
* @return Success or Failure
|
|
*/
|
|
static uint8 cycling_ReadAttrCB( uint16 connHandle, gattAttribute_t *pAttr,
|
|
uint8 *pValue, uint8 *pLen, uint16 offset, uint8 maxLen )
|
|
{
|
|
// Make sure it's not a blob operation (no attributes in the profile are long)
|
|
if ( offset > 0 )
|
|
{
|
|
return ( ATT_ERR_ATTR_NOT_LONG );
|
|
}
|
|
|
|
bStatus_t status = SUCCESS;
|
|
uint16 uuid = BUILD_UINT16( pAttr->type.uuid[0], pAttr->type.uuid[1]);
|
|
|
|
switch ( uuid )
|
|
{
|
|
case CSC_SENS_LOC_UUID:
|
|
{
|
|
// Read Sensor Location
|
|
*pLen = 1;
|
|
pValue[0] = pAttr->pValue[0];
|
|
}
|
|
break;
|
|
|
|
case CSC_FEATURE_UUID:
|
|
{
|
|
//Read Cycling Feature
|
|
*pLen = 2;
|
|
pValue[0] = LO_UINT16(pAttr->pValue[0]);
|
|
pValue[1] = HI_UINT16(pAttr->pValue[0]);
|
|
}
|
|
break;
|
|
|
|
case GATT_CLIENT_CHAR_CFG_UUID:
|
|
{
|
|
// Read Measurement or Command Configuration
|
|
if ( pAttr->pValue == (uint8*)cyclingMeasClientCharCfg )
|
|
{
|
|
*pLen = 1;
|
|
pValue[0] = GATTServApp_ReadCharCfg(connHandle, cyclingMeasClientCharCfg );
|
|
}
|
|
else if ( pAttr->pValue == (uint8*)cyclingCommandClientCharCfg )
|
|
{
|
|
*pLen = 1;
|
|
pValue[0] = GATTServApp_ReadCharCfg(connHandle, cyclingCommandClientCharCfg );
|
|
}
|
|
else
|
|
{
|
|
status = ATT_ERR_ATTR_NOT_FOUND;
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
status = ATT_ERR_ATTR_NOT_FOUND;
|
|
break;
|
|
}
|
|
|
|
// Notify app
|
|
if ( cyclingServiceCB != NULL )
|
|
{
|
|
(*cyclingServiceCB)( CSC_READ_ATTR, NULL );
|
|
}
|
|
|
|
return ( status );
|
|
}
|
|
|
|
|
|
/*********************************************************************
|
|
* @fn cycling_WriteAttrCB
|
|
*
|
|
* @brief Validate attribute data prior to a write operation
|
|
*
|
|
* @param connHandle - connection message was received on
|
|
* @param pAttr - pointer to attribute
|
|
* @param pValue - pointer to data to be written
|
|
* @param len - length of data
|
|
* @param offset - offset of the first octet to be written
|
|
*
|
|
* @return Success or Failure
|
|
*/
|
|
static bStatus_t cycling_WriteAttrCB( uint16 connHandle, gattAttribute_t *pAttr,
|
|
uint8 *pValue, uint8 len, uint16 offset )
|
|
{
|
|
bStatus_t status = SUCCESS;
|
|
uint16 uuid = BUILD_UINT16( pAttr->type.uuid[0], pAttr->type.uuid[1]);
|
|
|
|
if ( offset > 0 )
|
|
{
|
|
return (ATT_ERR_ATTR_NOT_LONG);
|
|
}
|
|
|
|
switch ( uuid )
|
|
{
|
|
case CSC_COMMAND_UUID:
|
|
// Make sure Control Point Cfg is not already in progress
|
|
if ( scOpInProgress == TRUE )
|
|
{
|
|
status = CSC_ERR_PROC_IN_PROGRESS;
|
|
}
|
|
// Make sure Control Point Cfg is configured for Indications
|
|
else if ( (cyclingCommandClientCharCfg[connHandle].value & GATT_CLIENT_CFG_INDICATE) == FALSE )
|
|
{
|
|
status = CSC_ERR_CCC_IMPROPER_CFG;
|
|
}
|
|
else
|
|
{
|
|
// Process CSC command
|
|
cycling_ProcessCSCCmd( pAttr->handle, pValue, len );
|
|
connectionHandle = connHandle;
|
|
}
|
|
break;
|
|
|
|
// For Measure and Commands CCC
|
|
case GATT_CLIENT_CHAR_CFG_UUID:
|
|
if ( pAttr->handle == cyclingAttrTbl[CSC_COMMAND_CFG_POS].handle )
|
|
{
|
|
status = GATTServApp_ProcessCCCWriteReq( connHandle, pAttr, pValue, len,
|
|
offset, GATT_CLIENT_CFG_INDICATE );
|
|
// Notify app
|
|
if ( cyclingServiceCB != NULL )
|
|
{
|
|
(*cyclingServiceCB)( CSC_WRITE_ATTR, NULL );
|
|
}
|
|
}
|
|
else if ( pAttr->handle == cyclingAttrTbl[CSC_MEAS_CFG_POS].handle )
|
|
{
|
|
status = GATTServApp_ProcessCCCWriteReq( connHandle, pAttr, pValue, len,
|
|
offset, GATT_CLIENT_CFG_NOTIFY );
|
|
if ( status == SUCCESS )
|
|
{
|
|
// Notify app
|
|
if ( cyclingServiceCB != NULL )
|
|
{
|
|
uint16 charCfg = BUILD_UINT16( pValue[0], pValue[1] );
|
|
|
|
(*cyclingServiceCB)( ((charCfg == GATT_CFG_NO_OPERATION) ?
|
|
CSC_MEAS_NOTI_DISABLED :
|
|
CSC_MEAS_NOTI_ENABLED ), NULL );
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
status = ATT_ERR_ATTR_NOT_FOUND;
|
|
break;
|
|
}
|
|
|
|
return ( status );
|
|
}
|
|
|
|
/*********************************************************************
|
|
*********************************************************************/ |