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/**************************************************************************************************
Filename: runningservice.c
Revised: $Date: 2013-04-04 15:28:09 -0700 (Thu, 04 Apr 2013) $
Revision: $Revision: 33765 $
Description: This file contains the Running Speed and Cadence (RSC) service
for use with the RunningSensor sample application.
Copyright 2012-2013 Texas Instruments Incorporated. All rights reserved.
IMPORTANT: Your use of this Software is limited to those specific rights
granted under the terms of a software license agreement between the user
who downloaded the software, his/her employer (which must be your employer)
and Texas Instruments Incorporated (the "License"). You may not use this
Software unless you agree to abide by the terms of the License. The License
limits your use, and you acknowledge, that the Software may not be modified,
copied or distributed unless embedded on a Texas Instruments microcontroller
or used solely and exclusively in conjunction with a Texas Instruments radio
frequency transceiver, which is integrated into your product. Other than for
the foregoing purpose, you may not use, reproduce, copy, prepare derivative
works of, modify, distribute, perform, display or sell this Software and/or
its documentation for any purpose.
YOU FURTHER ACKNOWLEDGE AND AGREE THAT THE SOFTWARE AND DOCUMENTATION ARE
PROVIDED “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED,
INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY, TITLE,
NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL
TEXAS INSTRUMENTS OR ITS LICENSORS BE LIABLE OR OBLIGATED UNDER CONTRACT,
NEGLIGENCE, STRICT LIABILITY, CONTRIBUTION, BREACH OF WARRANTY, OR OTHER
LEGAL EQUITABLE THEORY ANY DIRECT OR INDIRECT DAMAGES OR EXPENSES
INCLUDING BUT NOT LIMITED TO ANY INCIDENTAL, SPECIAL, INDIRECT, PUNITIVE
OR CONSEQUENTIAL DAMAGES, LOST PROFITS OR LOST DATA, COST OF PROCUREMENT
OF SUBSTITUTE GOODS, TECHNOLOGY, SERVICES, OR ANY CLAIMS BY THIRD PARTIES
(INCLUDING BUT NOT LIMITED TO ANY DEFENSE THEREOF), OR OTHER SIMILAR COSTS.
Should you have any questions regarding your right to use this Software,
contact Texas Instruments Incorporated at www.TI.com.
**************************************************************************************************/
/*********************************************************************
* INCLUDES
*/
#include "bcomdef.h"
#include "OSAL.h"
#include "linkdb.h"
#include "att.h"
#include "gatt.h"
#include "gatt_uuid.h"
#include "gattservapp.h"
#include "runningservice.h"
/*********************************************************************
* MACROS
*/
/*********************************************************************
* CONSTANTS
*/
// Running Service Task Events
#define RSC_CMD_IND_SEND_EVT 0x0001
#define RSC_MEAS_VALUE_POS 2
#define RSC_MEAS_CFG_POS 3
#define RSC_COMMAND_VALUE_POS 9
#define RSC_COMMAND_CFG_POS 10
#define COMMAND_IND_LENGTH 2
/*********************************************************************
* TYPEDEFS
*/
/*********************************************************************
* GLOBAL VARIABLES
*/
// RSC service
CONST uint8 runningServUUID[ATT_BT_UUID_SIZE] =
{
LO_UINT16(RSC_SERV_UUID), HI_UINT16(RSC_SERV_UUID)
};
// RSC measurement characteristic
CONST uint8 runningMeasUUID[ATT_BT_UUID_SIZE] =
{
LO_UINT16(RSC_MEAS_UUID), HI_UINT16(RSC_MEAS_UUID)
};
// RSC feature characteristic
CONST uint8 runningFeatureUUID[ATT_BT_UUID_SIZE] =
{
LO_UINT16(RSC_FEATURE_UUID), HI_UINT16(RSC_FEATURE_UUID)
};
// RSC sensor location characteristic
CONST uint8 runningSensLocUUID[ATT_BT_UUID_SIZE] =
{
LO_UINT16(RSC_SENS_LOC_UUID), HI_UINT16(RSC_SENS_LOC_UUID)
};
// RSC command characteristic
CONST uint8 runningCommandUUID[ATT_BT_UUID_SIZE] =
{
LO_UINT16(RSC_COMMAND_UUID), HI_UINT16(RSC_COMMAND_UUID)
};
/*********************************************************************
* EXTERNAL VARIABLES
*/
/*********************************************************************
* EXTERNAL FUNCTIONS
*/
/*********************************************************************
* LOCAL VARIABLES
*/
static runningServiceCB_t runningServiceCB = NULL;
static uint8 supportedSensors = 0;
static bool scOpInProgress = FALSE;
// Variables used in RSC command processing
static uint16 connectionHandle;
static attHandleValueInd_t rscCmdInd;
/*********************************************************************
* Profile Attributes - variables
*/
// TaskID
uint8 runningService_TaskID = 0;
// RSC Service attribute
static CONST gattAttrType_t runningService = { ATT_BT_UUID_SIZE, runningServUUID };
// Available sensor locations
static uint8 supportedSensorLocations[RSC_MAX_SENSOR_LOCS] = { RSC_NO_SENSOR_LOC };
// Running Measurement Characteristic
// Note characteristic value is not stored here
static uint8 runningMeasProps = GATT_PROP_NOTIFY;
static uint8 runningMeas = 0;
static gattCharCfg_t runningMeasClientCharCfg[GATT_MAX_NUM_CONN];
// Feature Characteristic
static uint8 runningFeatureProps = GATT_PROP_READ;
static uint16 runningFeatures = RSC_NO_SUPPORT;
// Sensor Location Characteristic
static uint8 runningSensLocProps = GATT_PROP_READ;
static uint8 runningSensLoc = RSC_NO_SENSOR_LOC;
// Command Characteristic
static uint8 runningCommandProps = GATT_PROP_WRITE | GATT_PROP_INDICATE;
static uint8 runningCommand = 0;
static gattCharCfg_t runningCommandClientCharCfg[GATT_MAX_NUM_CONN];
/*********************************************************************
* Profile Attributes - Table
*/
static gattAttribute_t runningAttrTbl[] =
{
// RSC Service
{
{ ATT_BT_UUID_SIZE, primaryServiceUUID }, /* type */
GATT_PERMIT_READ, /* permissions */
0, /* handle */
(uint8 *)&runningService /* pValue */
},
// RSC Measurement Declaration
{
{ ATT_BT_UUID_SIZE, characterUUID },
GATT_PERMIT_READ,
0,
&runningMeasProps
},
// Measurement Value
{
{ ATT_BT_UUID_SIZE, runningMeasUUID },
0,
0,
&runningMeas
},
// Measurement Client Characteristic Configuration
{
{ ATT_BT_UUID_SIZE, clientCharCfgUUID },
GATT_PERMIT_READ | GATT_PERMIT_WRITE,
0,
(uint8 *) &runningMeasClientCharCfg
},
// RSC Feature Declaration
{
{ ATT_BT_UUID_SIZE, characterUUID },
GATT_PERMIT_READ,
0,
&runningFeatureProps
},
// Feature Value
{
{ ATT_BT_UUID_SIZE, runningFeatureUUID },
GATT_PERMIT_READ,
0,
(uint8 *)&runningFeatures
},
// RSC Sensor Location Declaration
{
{ ATT_BT_UUID_SIZE, characterUUID },
GATT_PERMIT_READ,
0,
&runningSensLocProps
},
// Sensor Location Value
{
{ ATT_BT_UUID_SIZE, runningSensLocUUID },
GATT_PERMIT_READ,
0,
&runningSensLoc
},
// RSC Command Declaration
{
{ ATT_BT_UUID_SIZE, characterUUID },
GATT_PERMIT_READ,
0,
&runningCommandProps
},
// Command Value
{
{ ATT_BT_UUID_SIZE, runningCommandUUID },
GATT_PERMIT_WRITE,
0,
&runningCommand
},
// Command Client Characteristic Configuration
{
{ ATT_BT_UUID_SIZE, clientCharCfgUUID },
GATT_PERMIT_READ | GATT_PERMIT_WRITE,
0,
(uint8 *) &runningCommandClientCharCfg
}
};
/*********************************************************************
* LOCAL FUNCTIONS
*/
static uint8 running_ReadAttrCB( uint16 connHandle, gattAttribute_t *pAttr,
uint8 *pValue, uint8 *pLen, uint16 offset, uint8 maxLen );
static bStatus_t running_WriteAttrCB( uint16 connHandle, gattAttribute_t *pAttr,
uint8 *pValue, uint8 len, uint16 offset );
static void running_ProcessOSALMsg( osal_event_hdr_t *pMsg );
static void running_ProcessGATTMsg( gattMsgEvent_t *pMsg );
static bool running_SensorLocSupported( uint8 sensorLoc );
static void running_ProcessRSCCmd( uint16 attrHandle, uint8 *pValue, uint8 len );
/*********************************************************************
* PROFILE CALLBACKS
*/
// RSC Service Callbacks
CONST gattServiceCBs_t runningCBs =
{
running_ReadAttrCB, // Read callback function pointer
running_WriteAttrCB, // Write callback function pointer
NULL // Authorization callback function pointer
};
/*********************************************************************
* PUBLIC FUNCTIONS
*/
/*********************************************************************
* @fn RunningService_Init
*
* @brief collect the OSAL task ID.
*
* @param task_id - OSAL task ID.
*
* @return none
*/
void RunningService_Init( uint8 task_id )
{
// Only purpose is to obtain task ID
runningService_TaskID = task_id;
}
/*********************************************************************
* @fn RunningService_ProcessEvent
*
* @brief process incoming event.
*
* @param task_id - OSAL task id.
*
* @param events - event bit(s) set for the task(s)
*
* @return none
*/
uint16 RunningService_ProcessEvent( uint8 task_id, uint16 events )
{
VOID task_id;
if ( events & SYS_EVENT_MSG )
{
uint8 *pMsg;
if ( (pMsg = osal_msg_receive( runningService_TaskID )) != NULL )
{
running_ProcessOSALMsg( (osal_event_hdr_t *)pMsg );
// Release the OSAL message
VOID osal_msg_deallocate( pMsg );
}
// return unprocessed events
return (events ^ SYS_EVENT_MSG);
}
if ( events & RSC_CMD_IND_SEND_EVT )
{
GATT_Indication( connectionHandle, &rscCmdInd, FALSE, runningService_TaskID );
// Set Control Point Cfg done
scOpInProgress = FALSE;
return ( events ^ RSC_CMD_IND_SEND_EVT );
}
return 0;
}
/*********************************************************************
* @fn running_ProcessOSALMsg
*
* @brief process incoming OSAL msg.
*
* @param pMsg- pointer to messag to be read.
*
* @return none
*/
void running_ProcessOSALMsg( osal_event_hdr_t *pMsg )
{
switch ( pMsg->event )
{
case GATT_MSG_EVENT:
running_ProcessGATTMsg( (gattMsgEvent_t *) pMsg );
break;
default: // do nothing
break;
}
}
/*********************************************************************
* @fn running_ProcessGATTMsg
*
* @brief process incoming GATT msg.
*
* @param pMsg- pointer to messag to be read.
*
* @return none
*/
void running_ProcessGATTMsg( gattMsgEvent_t *pMsg )
{
if ( pMsg->method == ATT_HANDLE_VALUE_CFM )
{
// Indication receipt was confirmed by the client.
// This is a placeholder for future.
}
}
/*********************************************************************
* @fn running_SensorLocSupported
*
* @brief check to see if sensor location is supported
*
* @param sensorLoc - location to check for
*
* @return TRUE if supported, FALSE otherwise
*/
static bool running_SensorLocSupported( uint8 sensorLoc )
{
uint8 i;
for (i = 0; i < supportedSensors; i++)
{
if (supportedSensorLocations[i] == sensorLoc)
{
return TRUE;
}
}
return FALSE;
}
/*********************************************************************
* @fn Running_AddService
*
* @brief Initializes the RSC service by registering
* GATT attributes with the GATT server.
*
* @param services - services to add. This is a bit map and can
* contain more than one service.
*
* @return Success or Failure
*/
bStatus_t Running_AddService( uint32 services )
{
uint8 status = SUCCESS;
// Initialize Client Characteristic Configuration attributes
GATTServApp_InitCharCfg( INVALID_CONNHANDLE, runningMeasClientCharCfg );
GATTServApp_InitCharCfg( INVALID_CONNHANDLE, runningCommandClientCharCfg);
if ( services & RUNNING_SERVICE )
{
// Register GATT attribute list and CBs with GATT Server App
status = GATTServApp_RegisterService( runningAttrTbl,
GATT_NUM_ATTRS( runningAttrTbl ),
&runningCBs );
}
return ( status );
}
/*********************************************************************
* @fn Running_Register
*
* @brief Register a callback function with the RSC Service.
*
* @param pfnServiceCB - Callback function.
*
* @return None.
*/
void Running_Register( runningServiceCB_t pfnServiceCB )
{
runningServiceCB = pfnServiceCB;
}
/*********************************************************************
* @fn Running_SetParameter
*
* @brief Set a RSC parameter.
*
* @param param - Profile parameter ID
* @param len - length of data to right
* @param value - pointer to data to write. This is dependent on
* the parameter ID and WILL be cast to the appropriate
* data type (example: data type of uint16 will be cast to
* uint16 pointer).
*
* @return bStatus_t
*/
bStatus_t Running_SetParameter( uint8 param, uint8 len, void *pValue )
{
bStatus_t ret = SUCCESS;
switch ( param )
{
case RSC_SENS_LOC:
{
runningSensLoc = *((uint8*)pValue);
}
break;
case RSC_FEATURE:
{
runningFeatures = *((uint16*)pValue);
}
break;
case RSC_AVAIL_SENS_LOCS:
if ( supportedSensors < RSC_MAX_SENSOR_LOCS )
{
supportedSensorLocations[supportedSensors++] = *((uint8*)pValue);
}
break;
default:
ret = INVALIDPARAMETER;
break;
}
return ( ret );
}
/*********************************************************************
* @fn Running_GetParameter
*
* @brief Get a RSC parameter.
*
* @param param - Profile parameter ID
* @param value - pointer to data to get. This is dependent on
* the parameter ID and WILL be cast to the appropriate
* data type (example: data type of uint16 will be cast to
* uint16 pointer).
*
* @return bStatus_t
*/
bStatus_t Running_GetParameter( uint8 param, void *value )
{
bStatus_t ret = SUCCESS;
switch ( param )
{
case RSC_FEATURE:
*((uint16*)value) = runningFeatures;
break;
case RSC_SENS_LOC:
*((uint8*)value) = runningSensLoc;
break;
case RSC_COMMAND:
*((uint8*)value) = runningCommand;
break;
default:
ret = INVALIDPARAMETER;
break;
}
return ( ret );
}
/*********************************************************************
* @fn Running_MeasNotify
*
* @brief Send a notification containing a RSC
* measurement.
*
* @param connHandle - connection handle
* @param pNoti - pointer to notification structure
*
* @return Success or Failure
*/
bStatus_t Running_MeasNotify( uint16 connHandle, attHandleValueNoti_t *pNoti )
{
uint16 value = GATTServApp_ReadCharCfg( connHandle, runningMeasClientCharCfg );
// If notifications enabled
if ( value & GATT_CLIENT_CFG_NOTIFY )
{
// Set the handle
pNoti->handle = runningAttrTbl[RSC_MEAS_VALUE_POS].handle;
// Send the notification
return GATT_Notification( connHandle, pNoti, FALSE );
}
return bleIncorrectMode;
}
/*********************************************************************
* @fn running_ProcessRSCCmd
*
* @brief process an incoming RSC command.
*
* @param attrHandle - attribute handle
* @param pValue - pointer to data to be written
* @param len - length of data
*
* @return none
*/
static void running_ProcessRSCCmd( uint16 attrHandle, uint8 *pValue, uint8 len )
{
uint8 rscStatus = RSC_SUCCESS;
// Set Control Point Cfg in progress
scOpInProgress = TRUE;
// Set indication info to be sent out
rscCmdInd.handle = attrHandle;
rscCmdInd.len = 3;
rscCmdInd.value[0] = RSC_COMMAND_RSP;
rscCmdInd.value[1] = pValue[0];
switch ( pValue[0] )
{
case RSC_SET_CUMM_VAL:
// If total distance is a feature
if ( ( len <= 5 ) && ( runningFeatures & RSC_TOTAL_DIST_SUPP ) )
{
uint32 totalDistance;
// full 32 bits were specified.
if ( ( len - 1 ) == 4 )
{
totalDistance = BUILD_UINT32( pValue[1], pValue[2], pValue[3], pValue[4]);
}
else
{
totalDistance = 0;
// In case only lower bits were specified and upper bits remain zero.
for( int i = 0; i < (len - 1); ++i )
{
totalDistance += pValue[i + 1] << (i*8);
}
}
// Notify app
if ( runningServiceCB != NULL )
{
VOID (*runningServiceCB)( RSC_CMD_SET_CUMM_VAL, &totalDistance );
}
}
else // characteristic not supported.
{
rscStatus = RSC_INVALID_PARAMETER;
}
break;
case RSC_START_SENS_CALIB:
// If sensor calibration is supported
if ( ( len == 1 ) && ( runningFeatures & RSC_SENSOR_CALIB_SUPP ) )
{
// Notify app
if ( runningServiceCB != NULL )
{
if ( (*runningServiceCB)( RSC_CMD_START_SENS_CALIB, NULL ) != SUCCESS )
{
// Calibration wasn't started
rscStatus = RSC_OPERATION_FAILED;
}
}
}
else // characteristic not supported.
{
// Send an indication with the list.
rscStatus = RSC_INVALID_PARAMETER;
}
break;
case RSC_UPDATE_SENS_LOC:
// If multiple sensor locations is supported and that this is a valid location.
if ( ( len == 2 ) &&
( runningFeatures & RSC_MULTI_SENS_SUPP ) &&
( running_SensorLocSupported( pValue[1] ) == TRUE ) )
{
// Update sensor location
runningSensLoc = pValue[1];
// Notify app
if ( runningServiceCB != NULL )
{
VOID (*runningServiceCB)( RSC_CMD_UPDATE_SENS_LOC, NULL );
}
}
else // characteristic not supported.
{
rscStatus = RSC_INVALID_PARAMETER;
}
break;
case RSC_REQ_SUPP_SENS_LOC:
// If multiple sensor locations are supported and list requested
if ( ( len == 1 ) && ( runningFeatures & RSC_MULTI_SENS_SUPP ) )
{
rscCmdInd.len += supportedSensors;
osal_memcpy( &(rscCmdInd.value[3]), supportedSensorLocations, supportedSensors );
}
else // characteristic not supported.
{
// Send an indication with the list.
rscStatus = RSC_INVALID_PARAMETER;
}
break;
default:
// Send an indication with opcode not suported response
rscStatus = RSC_OPCODE_NOT_SUPPORTED;
break;
}
// Send indication of operation result
rscCmdInd.value[2] = rscStatus;
// Ask our task to send out indication
osal_set_event( runningService_TaskID, RSC_CMD_IND_SEND_EVT );
}
/*********************************************************************
* @fn Running_HandleConnStatusCB
*
* @brief RSC Service link status change handler function.
*
* @param connHandle - connection handle
* @param changeType - type of change
*
* @return none
*/
void Running_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, runningMeasClientCharCfg );
GATTServApp_InitCharCfg( connHandle, runningCommandClientCharCfg );
}
}
}
/*********************************************************************
* @fn running_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 running_ReadAttrCB( uint16 connHandle, gattAttribute_t *pAttr,
uint8 *pValue, uint8 *pLen, uint16 offset, uint8 maxLen )
{
bStatus_t status = SUCCESS;
// Make sure it's not a blob operation (no attributes in the profile are long)
if ( offset > 0 )
{
return ( ATT_ERR_ATTR_NOT_LONG );
}
uint16 uuid = BUILD_UINT16( pAttr->type.uuid[0], pAttr->type.uuid[1]);
switch ( uuid )
{
// Read Sensor Location
case RSC_SENS_LOC_UUID:
{
*pLen = 1;
pValue[0] = *pAttr->pValue;
}
break;
// Read Running Feature List
case RSC_FEATURE_UUID:
{
*pLen = 2;
pValue[0] = LO_UINT16( runningFeatures );
pValue[1] = HI_UINT16( runningFeatures );
}
break;
default:
status = ATT_ERR_ATTR_NOT_FOUND;
break;
}
// Notify app
if ( runningServiceCB != NULL )
{
VOID (*runningServiceCB)( RSC_READ_ATTR, NULL );
}
return ( status );
}
/*********************************************************************
* @fn running_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 running_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 RSC_COMMAND_UUID:
// Make sure Control Point Cfg is not already in progress
if ( scOpInProgress == TRUE )
{
status = RSC_ERR_PROC_IN_PROGRESS;
}
// Make sure Control Point Cfg is configured for Indications
else if ( (runningCommandClientCharCfg[connHandle].value & GATT_CLIENT_CFG_INDICATE) == FALSE )
{
status = RSC_ERR_CCC_IMPROPER_CFG;
}
else
{
// Process RSC command
running_ProcessRSCCmd( pAttr->handle, pValue, len );
connectionHandle = connHandle;
}
break;
// For Measure and Commands CCC
case GATT_CLIENT_CHAR_CFG_UUID:
if ( pAttr->handle == runningAttrTbl[RSC_COMMAND_CFG_POS].handle )
{
status = GATTServApp_ProcessCCCWriteReq( connHandle, pAttr, pValue, len,
offset, GATT_CLIENT_CFG_INDICATE );
// Notify app
if ( runningServiceCB != NULL )
{
VOID (*runningServiceCB)( RSC_WRITE_ATTR, NULL );
}
}
else if ( pAttr->handle == runningAttrTbl[RSC_MEAS_CFG_POS].handle )
{
status = GATTServApp_ProcessCCCWriteReq( connHandle, pAttr, pValue, len,
offset, GATT_CLIENT_CFG_NOTIFY );
if ( status == SUCCESS )
{
// Notify app
if ( runningServiceCB != NULL )
{
uint16 charCfg = BUILD_UINT16( pValue[0], pValue[1] );
VOID (*runningServiceCB)( ((charCfg == GATT_CFG_NO_OPERATION) ?
RSC_MEAS_NOTI_DISABLED :
RSC_MEAS_NOTI_ENABLED ), NULL );
}
}
}
break;
default:
status = ATT_ERR_ATTR_NOT_FOUND;
break;
}
return ( status );
}
/*********************************************************************
*********************************************************************/