/*********************************************************************
* @fn gapCentralRole_ProcessGAPMsg
*
* @brief Process an incoming task message from GAP.
*
* @param pMsg - message to process
*
* @return none
*/
static void gapCentralRole_ProcessGAPMsg( gapEventHdr_t *pMsg )
{
switch ( pMsg->opcode )
{
case GAP_DEVICE_INIT_DONE_EVENT:
{
gapDeviceInitDoneEvent_t *pPkt = (gapDeviceInitDoneEvent_t *) pMsg;
if ( pPkt->hdr.status == SUCCESS )
{
// Save off the generated keys
VOID osal_snv_write( BLE_NVID_IRK, KEYLEN, gapCentralRoleIRK );
VOID osal_snv_write( BLE_NVID_CSRK, KEYLEN, gapCentralRoleSRK );
// Save off the information
VOID osal_memcpy( gapCentralRoleBdAddr, pPkt->devAddr, B_ADDR_LEN );
}
}
break;
case GAP_LINK_ESTABLISHED_EVENT:
{
gapEstLinkReqEvent_t *pPkt = (gapEstLinkReqEvent_t *) pMsg;
if (pPkt->hdr.status == SUCCESS)
{
// Notify the Bond Manager of the connection
VOID GAPBondMgr_LinkEst( pPkt->devAddrType, pPkt->devAddr,
pPkt->connectionHandle, GAP_PROFILE_CENTRAL );
}
}
break;
case GAP_LINK_TERMINATED_EVENT:
{
uint16 connHandle = ((gapTerminateLinkEvent_t *) pMsg)->connectionHandle;
GAPBondMgr_ProcessGAPMsg( (gapEventHdr_t *)pMsg );
// Cancel RSSI reads
GAPCentralRole_CancelRssi( connHandle );
}
break;
// temporary workaround
case GAP_SLAVE_REQUESTED_SECURITY_EVENT:
GAPBondMgr_ProcessGAPMsg( pMsg );
break;
default:
break;
}
// Pass event to app
if ( pGapCentralRoleCB && pGapCentralRoleCB->eventCB )
{
pGapCentralRoleCB->eventCB( (gapCentralRoleEvent_t *) pMsg );
}
}
/*********************************************************************
* @fn gapRole_ProcessGAPMsg
*
* @brief Process an incoming task message.
*
* @param pMsg - message to process
*
* @return none
*/
static void gapRole_ProcessGAPMsg( gapEventHdr_t *pMsg )
{
uint8 notify = FALSE; // State changed notify the app? (default no)
switch ( pMsg->opcode )
{
case GAP_DEVICE_INIT_DONE_EVENT:
{
gapDeviceInitDoneEvent_t *pPkt = (gapDeviceInitDoneEvent_t *)pMsg;
bStatus_t stat = pPkt->hdr.status;
if ( stat == SUCCESS )
{
// Save off the generated keys
VOID osal_snv_write( BLE_NVID_IRK, KEYLEN, gapRole_IRK );
VOID osal_snv_write( BLE_NVID_CSRK, KEYLEN, gapRole_SRK );
// Save off the information
VOID osal_memcpy( gapRole_bdAddr, pPkt->devAddr, B_ADDR_LEN );
gapRole_state = GAPROLE_STARTED;
// Update the advertising data
stat = GAP_UpdateAdvertisingData( gapRole_TaskID,
TRUE, gapRole_AdvertDataLen, gapRole_AdvertData );
}
if ( stat != SUCCESS )
{
gapRole_state = GAPROLE_ERROR;
}
notify = TRUE;
}
break;
case GAP_ADV_DATA_UPDATE_DONE_EVENT:
{
gapAdvDataUpdateEvent_t *pPkt = (gapAdvDataUpdateEvent_t *)pMsg;
if ( pPkt->hdr.status == SUCCESS )
{
if ( pPkt->adType )
{
// Setup the Response Data
pPkt->hdr.status = GAP_UpdateAdvertisingData( gapRole_TaskID,
FALSE, gapRole_ScanRspDataLen, gapRole_ScanRspData );
}
else
{
// Start advertising
VOID osal_set_event( gapRole_TaskID, START_ADVERTISING_EVT );
}
}
if ( pPkt->hdr.status != SUCCESS )
{
// Set into Error state
gapRole_state = GAPROLE_ERROR;
notify = TRUE;
}
}
break;
case GAP_MAKE_DISCOVERABLE_DONE_EVENT:
case GAP_END_DISCOVERABLE_DONE_EVENT:
{
gapMakeDiscoverableRspEvent_t *pPkt = (gapMakeDiscoverableRspEvent_t *)pMsg;
if ( pPkt->hdr.status == SUCCESS )
{
if ( pMsg->opcode == GAP_MAKE_DISCOVERABLE_DONE_EVENT )
{
if ( gapRole_state == GAPROLE_CONNECTED )
{
gapRole_state = GAPROLE_CONNECTED_ADV;
}
else
{
gapRole_state = GAPROLE_ADVERTISING;
}
}
else // GAP_END_DISCOVERABLE_DONE_EVENT
{
if ( gapRole_AdvertOffTime != 0 )
{
if ( ( gapRole_AdvEnabled ) )
{
VOID osal_start_timerEx( gapRole_TaskID, START_ADVERTISING_EVT, gapRole_AdvertOffTime );
}
}
else
{
// Since gapRole_AdvertOffTime is set to 0, the device should not
// automatically become discoverable again after a period of time.
// Set enabler to FALSE; device will become discoverable again when
// this value gets set to TRUE
gapRole_AdvEnabled = FALSE;
}
// In the Advertising Off period
gapRole_state = GAPROLE_WAITING;
}
}
else
{
gapRole_state = GAPROLE_ERROR;
}
notify = TRUE;
}
break;
case GAP_LINK_ESTABLISHED_EVENT:
{
gapEstLinkReqEvent_t *pPkt = (gapEstLinkReqEvent_t *)pMsg;
if ( pPkt->hdr.status == SUCCESS )
{
VOID osal_memcpy( gapRole_ConnectedDevAddr, pPkt->devAddr, B_ADDR_LEN );
gapRole_ConnectionHandle = pPkt->connectionHandle;
gapRole_state = GAPROLE_CONNECTED;
if ( gapRole_RSSIReadRate )
{
// Start the RSSI Reads
VOID osal_start_timerEx( gapRole_TaskID, RSSI_READ_EVT, gapRole_RSSIReadRate );
}
// Check whether update parameter request is enabled, and check the connection parameters
if ( ( gapRole_ParamUpdateEnable == TRUE ) &&
( (pPkt->connInterval < gapRole_MinConnInterval) ||
(pPkt->connInterval > gapRole_MaxConnInterval) ||
(pPkt->connLatency != gapRole_SlaveLatency) ||
(pPkt->connTimeout != gapRole_TimeoutMultiplier) ))
{
gapRole_SendUpdateParam( pPkt->connInterval, pPkt->connLatency );
}
// Notify the Bond Manager to the connection
VOID GAPBondMgr_LinkEst( pPkt->devAddrType, pPkt->devAddr, pPkt->connectionHandle, GAP_PROFILE_PERIPHERAL );
}
else
{
gapRole_state = GAPROLE_ERROR;
}
notify = TRUE;
}
break;
case GAP_LINK_TERMINATED_EVENT:
{
VOID GAPBondMgr_ProcessGAPMsg( (gapEventHdr_t *)pMsg );
osal_memset( gapRole_ConnectedDevAddr, 0, B_ADDR_LEN );
if ( gapRole_state == GAPROLE_CONNECTED_ADV )
{
// End the non-connectable advertising
GAP_EndDiscoverable( gapRole_TaskID );
gapRole_state = GAPROLE_CONNECTED;
}
else
{
gapTerminateLinkEvent_t *pPkt = (gapTerminateLinkEvent_t *)pMsg;
if( pPkt->reason == LL_SUPERVISION_TIMEOUT_TERM )
{
gapRole_state = GAPROLE_WAITING_AFTER_TIMEOUT;
}
else
{
gapRole_state = GAPROLE_WAITING;
}
notify = TRUE;
VOID osal_set_event( gapRole_TaskID, START_ADVERTISING_EVT );
}
gapRole_ConnectionHandle = INVALID_CONNHANDLE;
}
break;
case GAP_LINK_PARAM_UPDATE_EVENT:
{
gapLinkUpdateEvent_t *pPkt = (gapLinkUpdateEvent_t *)pMsg;
if ( (pPkt->hdr.status != SUCCESS)
|| (pPkt->connInterval < gapRole_MinConnInterval)
|| (pPkt->connInterval > gapRole_MaxConnInterval) )
{
// Ask to change the interval
gapRole_SendUpdateParam( pPkt->connInterval, pPkt->connLatency );
}
else
{
// All is good stop Update Parameters timeout
VOID osal_stop_timerEx( gapRole_TaskID, UPDATE_PARAMS_TIMEOUT_EVT );
}
}
break;
default:
break;
}
if ( notify == TRUE )
{
// Notify the application
if ( pGapRoles_AppCGs && pGapRoles_AppCGs->pfnStateChange )
{
pGapRoles_AppCGs->pfnStateChange( gapRole_state );
}
}
}
/*********************************************************************
* @fn gapRole_ProcessGAPMsg
*
* @brief Process an incoming task message.
*
* @param pMsg - message to process
*
* @return none
*/
static void gapRole_ProcessGAPMsg( gapEventHdr_t *pMsg )
{
uint8 notify = FALSE; // State changed notify the app? (default no)
switch ( pMsg->opcode )
{
case GAP_DEVICE_INIT_DONE_EVENT:
{
gapDeviceInitDoneEvent_t *pPkt = (gapDeviceInitDoneEvent_t *)pMsg;
bStatus_t stat = pPkt->hdr.status;
if ( stat == SUCCESS )
{
// Save off the generated keys
VOID osal_snv_write( BLE_NVID_IRK, KEYLEN, gapRole_IRK );
VOID osal_snv_write( BLE_NVID_CSRK, KEYLEN, gapRole_SRK );
// Save off the information
VOID osal_memcpy( gapRole_bdAddr, pPkt->devAddr, B_ADDR_LEN );
gapRole_state = GAPROLE_STARTED;
// Update the advertising data
stat = GAP_UpdateAdvertisingData( gapRole_TaskID,
TRUE, gapRole_AdvertDataLen, gapRole_AdvertData );
}
if ( stat != SUCCESS )
{
gapRole_state = GAPROLE_ERROR;
}
notify = TRUE;
}
break;
case GAP_ADV_DATA_UPDATE_DONE_EVENT:
{
gapAdvDataUpdateEvent_t *pPkt = (gapAdvDataUpdateEvent_t *)pMsg;
if ( pPkt->hdr.status == SUCCESS )
{
if ( pPkt->adType )
{
// Setup the Response Data
pPkt->hdr.status = GAP_UpdateAdvertisingData( gapRole_TaskID,
FALSE, gapRole_ScanRspDataLen, gapRole_ScanRspData );
}
else
{
// Start advertising
VOID osal_set_event( gapRole_TaskID, START_ADVERTISING_EVT );
}
}
if ( pPkt->hdr.status != SUCCESS )
{
// Set into Error state
gapRole_state = GAPROLE_ERROR;
notify = TRUE;
}
}
break;
case GAP_MAKE_DISCOVERABLE_DONE_EVENT:
case GAP_END_DISCOVERABLE_DONE_EVENT:
{
gapMakeDiscoverableRspEvent_t *pPkt = (gapMakeDiscoverableRspEvent_t *)pMsg;
if ( pPkt->hdr.status == SUCCESS )
{
if ( pMsg->opcode == GAP_MAKE_DISCOVERABLE_DONE_EVENT )
{
gapRole_state = GAPROLE_ADVERTISING;
}
else // GAP_END_DISCOVERABLE_DONE_EVENT
{
if ( gapRole_AdvertOffTime != 0 )
{
if ( ( gapRole_AdvEnabled ) )
{
VOID osal_start_timerEx( gapRole_TaskID, START_ADVERTISING_EVT, gapRole_AdvertOffTime );
}
}
else
{
// Since gapRole_AdvertOffTime is set to 0, the device should not
// automatically become discoverable again after a period of time.
// Set enabler to FALSE; device will become discoverable again when
// this value gets set to TRUE
gapRole_AdvEnabled = FALSE;
}
// In the Advertising Off period
gapRole_state = GAPROLE_WAITING;
}
}
else
{
gapRole_state = GAPROLE_ERROR;
}
notify = TRUE;
}
break;
case GAP_LINK_ESTABLISHED_EVENT:
{
gapEstLinkReqEvent_t *pPkt = (gapEstLinkReqEvent_t *)pMsg;
if ( pPkt->hdr.status == SUCCESS )
{
VOID osal_memcpy( gapRole_ConnectedDevAddr, pPkt->devAddr, B_ADDR_LEN );
gapRole_ConnectionHandle = pPkt->connectionHandle;
gapRole_state = GAPROLE_CONNECTED;
if ( gapRole_RSSIReadRate )
{
// Start the RSSI Reads
VOID osal_start_timerEx( gapRole_TaskID, RSSI_READ_EVT, gapRole_RSSIReadRate );
}
// Store connection information
gapRole_ConnInterval = pPkt->connInterval;
gapRole_ConnSlaveLatency = pPkt->connLatency;
gapRole_ConnTimeout = pPkt->connTimeout;
// Check whether update parameter request is enabled
if ( gapRole_ParamUpdateEnable == TRUE )
{
// Get the minimum time upon connection establishment before the
// peripheral can start a connection update procedure.
uint16 timeout = GAP_GetParamValue( TGAP_CONN_PAUSE_PERIPHERAL );
osal_start_timerEx( gapRole_TaskID, START_CONN_UPDATE_EVT, timeout*1000 );
}
// Notify the Bond Manager to the connection
VOID GAPBondMgr_LinkEst( pPkt->devAddrType, pPkt->devAddr, pPkt->connectionHandle, GAP_PROFILE_PERIPHERAL );
}
else if ( pPkt->hdr.status == bleGAPConnNotAcceptable )
{
// Set enabler to FALSE; device will become discoverable again when
// this value gets set to TRUE
gapRole_AdvEnabled = FALSE;
// Go to WAITING state, and then start advertising
gapRole_state = GAPROLE_WAITING;
}
else
{
gapRole_state = GAPROLE_ERROR;
}
notify = TRUE;
}
break;
case GAP_LINK_TERMINATED_EVENT:
{
gapTerminateLinkEvent_t *pPkt = (gapTerminateLinkEvent_t *)pMsg;
GAPBondMgr_ProcessGAPMsg( (gapEventHdr_t *)pMsg );
osal_memset( gapRole_ConnectedDevAddr, 0, B_ADDR_LEN );
// Erase connection information
gapRole_ConnInterval = 0;
gapRole_ConnSlaveLatency = 0;
gapRole_ConnTimeout = 0;
// Cancel all connection parameter update timers (if any active)
VOID osal_stop_timerEx( gapRole_TaskID, START_CONN_UPDATE_EVT );
VOID osal_stop_timerEx( gapRole_TaskID, CONN_PARAM_TIMEOUT_EVT );
// Go to WAITING state, and then start advertising
if( pPkt->reason == LL_SUPERVISION_TIMEOUT_TERM )
{
gapRole_state = GAPROLE_WAITING_AFTER_TIMEOUT;
}
else
{
gapRole_state = GAPROLE_WAITING;
}
notify = TRUE;
VOID osal_set_event( gapRole_TaskID, START_ADVERTISING_EVT );
gapRole_ConnectionHandle = INVALID_CONNHANDLE;
}
break;
case GAP_LINK_PARAM_UPDATE_EVENT:
{
gapLinkUpdateEvent_t *pPkt = (gapLinkUpdateEvent_t *)pMsg;
// Cancel connection param update timeout timer (if active)
VOID osal_stop_timerEx( gapRole_TaskID, CONN_PARAM_TIMEOUT_EVT );
if ( pPkt->hdr.status == SUCCESS )
{
// Store new connection parameters
gapRole_ConnInterval = pPkt->connInterval;
gapRole_ConnSlaveLatency = pPkt->connLatency;
gapRole_ConnTimeout = pPkt->connTimeout;
// Make sure there's no pending connection update procedure
if ( osal_get_timeoutEx( gapRole_TaskID, START_CONN_UPDATE_EVT ) == 0 )
{
// Notify the application with the new connection parameters
if ( pGapRoles_ParamUpdateCB != NULL )
{
(*pGapRoles_ParamUpdateCB)( gapRole_ConnInterval,
gapRole_ConnSlaveLatency,
gapRole_ConnTimeout );
}
}
}
}
break;
default:
break;
}
if ( notify == TRUE )
{
// Notify the application with the new state change
if ( pGapRoles_AppCGs && pGapRoles_AppCGs->pfnStateChange )
{
pGapRoles_AppCGs->pfnStateChange( gapRole_state );
}
}
}
/*********************************************************************
* @fn gapCentralRole_ProcessGAPMsg
*
* @brief Process an incoming task message from GAP.
*
* @param pMsg - message to process
*
* @return none
*/
static void gapCentralRole_ProcessGAPMsg( gapEventHdr_t *pMsg )
{
uint8 isBroadcastMsg = FALSE;
switch ( pMsg->opcode )
{
case GAP_DEVICE_INIT_DONE_EVENT:
{
gapDeviceInitDoneEvent_t *pPkt = (gapDeviceInitDoneEvent_t *) pMsg;
bStatus_t stat = pPkt->hdr.status;
if ( pPkt->hdr.status == SUCCESS )
{
// Save off the generated keys
VOID osal_snv_write( BLE_NVID_IRK, KEYLEN, gapCentralRoleIRK );
VOID osal_snv_write( BLE_NVID_CSRK, KEYLEN, gapCentralRoleSRK );
// Save off the information
VOID osal_memcpy( gapCentralRoleBdAddr, pPkt->devAddr, B_ADDR_LEN );
///////////////////////////////////////////////////////////////////////
// Broadcast
// Save off the information
VOID osal_memcpy( gapRole_bdAddr, pPkt->devAddr, B_ADDR_LEN );
gapRole_state = GAPROLE_STARTED;
// Update the advertising data
stat =GAP_UpdateAdvertisingData( gapRole_TaskID, TRUE,
gapRole_AdvertDataLen,
gapRole_AdvertData );
}
if ( stat != SUCCESS )
{
gapRole_state = GAPROLE_ERROR;
}
isBroadcastMsg = TRUE;
}
break;
case GAP_LINK_ESTABLISHED_EVENT:
{
gapEstLinkReqEvent_t *pPkt = (gapEstLinkReqEvent_t *) pMsg;
if (pPkt->hdr.status == SUCCESS)
{
// Notify the Bond Manager of the connection
VOID GAPBondMgr_LinkEst( pPkt->devAddrType, pPkt->devAddr,
pPkt->connectionHandle, GAP_PROFILE_CENTRAL );
}
}
break;
case GAP_LINK_TERMINATED_EVENT:
{
uint16 connHandle = ((gapTerminateLinkEvent_t *) pMsg)->connectionHandle;
GAPBondMgr_ProcessGAPMsg( (gapEventHdr_t *)pMsg );
// Cancel RSSI reads
GAPCentralRole_CancelRssi( connHandle );
}
break;
// temporary workaround
case GAP_SLAVE_REQUESTED_SECURITY_EVENT:
GAPBondMgr_ProcessGAPMsg( pMsg );
break;
case GAP_ADV_DATA_UPDATE_DONE_EVENT:
{
gapAdvDataUpdateEvent_t *pPkt = (gapAdvDataUpdateEvent_t *)pMsg;
if ( pPkt->hdr.status == SUCCESS )
{
if ( pPkt->adType )
{
// Setup the Response Data
pPkt->hdr.status = GAP_UpdateAdvertisingData( gapRole_TaskID,
FALSE, gapRole_ScanRspDataLen, gapRole_ScanRspData );
}
else
{
// Start advertising
VOID osal_set_event( gapRole_TaskID, START_ADVERTISING_EVT );
}
}
if ( pPkt->hdr.status != SUCCESS )
{
// Set into Error state
gapRole_state = GAPROLE_ERROR;
isBroadcastMsg = TRUE;
}
}
break;
case GAP_MAKE_DISCOVERABLE_DONE_EVENT:
case GAP_END_DISCOVERABLE_DONE_EVENT:
{
gapMakeDiscoverableRspEvent_t *pPkt = (gapMakeDiscoverableRspEvent_t *)pMsg;
if ( pPkt->hdr.status == SUCCESS )
{
if ( pMsg->opcode == GAP_MAKE_DISCOVERABLE_DONE_EVENT )
{
gapRole_state = GAPROLE_ADVERTISING;
}
else // GAP_END_DISCOVERABLE_DONE_EVENT
{
if ( gapRole_AdvertOffTime != 0 )
{
if ( ( gapRole_AdvEnabled ) )
{
VOID osal_start_timerEx( gapRole_TaskID, START_ADVERTISING_EVT, gapRole_AdvertOffTime );
}
}
else
{
// Since gapRole_AdvertOffTime is set to 0, the device should not
// automatically become discoverable again after a period of time.
// Set enabler to FALSE; device will become discoverable again when
// this value gets set to TRUE
gapRole_AdvEnabled = FALSE;
}
// In the Advertising Off period
gapRole_state = GAPROLE_WAITING;
}
}
else
{
gapRole_state = GAPROLE_ERROR;
}
isBroadcastMsg = TRUE;
}
break;
default:
break;
}
// If a broadcast event, pass to broadcast callback.
if ( isBroadcastMsg == TRUE )
{
// Notify the application
if ( pGapCentralRoleCB && pGapCentralRoleCB->broadcastCB )
{
pGapCentralRoleCB->broadcastCB( gapRole_state );
}
}
// Otherwise pass to central callback
else if ( pGapCentralRoleCB && pGapCentralRoleCB->centralCB )
{
pGapCentralRoleCB->centralCB( (gapCentralRoleEvent_t *) pMsg );
}
}
