/********************************************************************
* @fn gapRole_connUpdate
*
* @brief Start the connection update procedure
*
* @param handleFailure - what to do if the update does not occur.
* Method may choose to terminate connection, try again,
* or take no action
* @param pConnParams - connection parameters to use
*
* @return SUCCESS: operation was successful.
* INVALIDPARAMETER: Data can not fit into one packet.
* MSG_BUFFER_NOT_AVAIL: No HCI buffer is available.
* bleInvalidRange:
* bleIncorrectMode: invalid profile role.
* bleAlreadyInRequestedMode: already updating link parameters.
* bleNotConnected: Connection is down
* bleMemAllocError: Memory allocation error occurred.
* bleNoResources: No available resource
*/
bStatus_t gapRole_connUpdate(uint8_t handleFailure, gapRole_updateConnParams_t *pConnParams)
{
bStatus_t status;
linkDBInfo_t pInfo;
//ensure connection exists
linkDB_GetInfo(pConnParams->connHandle, &pInfo);
if (!(pInfo.stateFlags & LINK_CONNECTED))
{
return (bleNotConnected);
}
// Make sure we don't send an L2CAP Connection Parameter Update Request
// command within TGAP(conn_param_timeout) of an L2CAP Connection Parameter
// Update Response being received.
if (Util_isActive(&updateTimeoutClock) == FALSE)
{
uint16_t timeout = GAP_GetParamValue(TGAP_CONN_PARAM_TIMEOUT);
#if defined(L2CAP_CONN_UPDATE)
l2capParamUpdateReq_t updateReq;
updateReq.intervalMin = pConnParams->minConnInterval;
updateReq.intervalMax = pConnParams->maxConnInterval;
updateReq.slaveLatency = pConnParams->slaveLatency;
updateReq.timeoutMultiplier = pConnParams->timeoutMultiplier;
status = L2CAP_ConnParamUpdateReq(pConnParams->connHandle, &updateReq, selfEntity);
#else
gapUpdateLinkParamReq_t linkParams;
linkParams.connectionHandle = pConnParams->connHandle;
linkParams.intervalMin = pConnParams->minConnInterval;
linkParams.intervalMax = pConnParams->maxConnInterval;
linkParams.connLatency = pConnParams->slaveLatency;
linkParams.connTimeout = pConnParams->timeoutMultiplier;
status = GAP_UpdateLinkParamReq( &linkParams );
#endif // L2CAP_CONN_UPDATE
if(status == SUCCESS)
{
//store update params for possible resending
paramUpdateNoSuccessOption = handleFailure;
VOID memcpy(&gapRole_updateConnParams, pConnParams, sizeof(gapRole_updateConnParams_t));
// start timeout clock
Util_restartClock(&updateTimeoutClock, timeout);
}
}
else
{
return(blePending);
}
return status;
}
/********************************************************************
* @fn gapRole_startConnUpdate
*
* @brief Start the connection update procedure
*
* @param handleFailure - what to do if the update does not occur.
* Method may choose to terminate connection, try again,
* or take no action
*
* @return none
*/
static bStatus_t gapRole_startConnUpdate(uint8_t handleFailure, uint8 connHandle) {
bStatus_t status;
uint8 connHandleIndex = gapRoleInfo_Find(connHandle);
//update only connection to master, not those to slave
if (multiConnInfo[connHandleIndex].gapRole_ConnRole != GAP_PROFILE_PERIPHERAL) {
return (bleNotConnected);
}
// If there is no existing connection no update need be sent
if (multiConnInfo[connHandleIndex].gapRole_ConnectionHandle == GAPROLE_CONN_JUST_TERMINATED || multiConnInfo[connHandleIndex].gapRole_ConnectionHandle == INVALID_CONNHANDLE) {
return (bleNotConnected);
}
// First check the current connection parameters versus the configured parameters
// if ((multiConnInfo[connHandleIndex].gapRole_ConnInterval < gapRole_MinConnInterval) || (multiConnInfo[connHandleIndex].gapRole_ConnInterval > gapRole_MaxConnInterval)
// || (multiConnInfo[connHandleIndex].gapRole_ConnSlaveLatency != gapRole_SlaveLatency)
// || (multiConnInfo[connHandleIndex].gapRole_ConnTimeout != gapRole_TimeoutMultiplier)) {
if (gapRole_MinConnInterval > 6 && gapRole_MinConnInterval < 3200){
//TODO: do some test to check if parameters are within specification of ble
uint16_t timeout = GAP_GetParamValue(TGAP_CONN_PARAM_TIMEOUT);
#if defined(L2CAP_CONN_UPDATE)
l2capParamUpdateReq_t updateReq;
updateReq.intervalMin = gapRole_MinConnInterval;
updateReq.intervalMax = gapRole_MaxConnInterval;
updateReq.slaveLatency = gapRole_SlaveLatency;
updateReq.timeoutMultiplier = gapRole_TimeoutMultiplier;
status = L2CAP_ConnParamUpdateReq(connHandle, &updateReq, selfEntity);
#else
gapUpdateLinkParamReq_t linkParams;
linkParams.connectionHandle = connHandle;
linkParams.intervalMin = gapRole_MinConnInterval;
linkParams.intervalMax = gapRole_MaxConnInterval;
linkParams.connLatency = gapRole_SlaveLatency;
linkParams.connTimeout = gapRole_TimeoutMultiplier;
status = GAP_UpdateLinkParamReq(&linkParams);
#endif // L2CAP_CONN_UPDATE
if (status == SUCCESS) {
paramUpdateNoSuccessOption = handleFailure;
// Let's wait either for L2CAP Connection Parameters Update Response or
// for Controller to update connection parameters
Util_restartClock(&updateTimeoutClock, timeout);
}
} else {
status = bleInvalidRange;
}
return status;
}
/********************************************************************
* @fn gapRole_startConnUpdate
*
* @brief Start the connection update procedure
*
* @param handleFailure - what to do if the update does not occur.
* Method may choose to terminate connection, try again,
* or take no action
*
* @return none
*/
static bStatus_t gapRole_startConnUpdate(uint8_t handleFailure)
{
bStatus_t status;
// First check the current connection parameters versus the configured parameters
if ((gapRole_ConnInterval < gapRole_MinConnInterval) ||
(gapRole_ConnInterval > gapRole_MaxConnInterval) ||
(gapRole_ConnSlaveLatency != gapRole_SlaveLatency) ||
(gapRole_ConnTimeout != gapRole_TimeoutMultiplier))
{
uint16_t timeout = GAP_GetParamValue(TGAP_CONN_PARAM_TIMEOUT);
#if defined(L2CAP_CONN_UPDATE)
l2capParamUpdateReq_t updateReq;
updateReq.intervalMin = gapRole_MinConnInterval;
updateReq.intervalMax = gapRole_MaxConnInterval;
updateReq.slaveLatency = gapRole_SlaveLatency;
updateReq.timeoutMultiplier = gapRole_TimeoutMultiplier;
status = L2CAP_ConnParamUpdateReq(gapRole_ConnectionHandle, &updateReq, selfEntity);
#else
gapUpdateLinkParamReq_t linkParams;
linkParams.connectionHandle = gapRole_ConnectionHandle;
linkParams.intervalMin = gapRole_MinConnInterval;
linkParams.intervalMax = gapRole_MaxConnInterval;
linkParams.connLatency = gapRole_SlaveLatency;
linkParams.connTimeout = gapRole_TimeoutMultiplier;
status = GAP_UpdateLinkParamReq( &linkParams );
#endif // L2CAP_CONN_UPDATE
if(status == SUCCESS)
{
paramUpdateNoSuccessOption = handleFailure;
// Let's wait either for L2CAP Connection Parameters Update Response or
// for Controller to update connection parameters
Util_restartClock(&updateTimeoutClock, timeout);
}
}
else
{
status = bleInvalidRange;
}
return status;
}
/*********************************************************************
* @fn gapRole_processStackMsg
*
* @brief Process an incoming task message.
*
* @param pMsg - message to process
*
* @return none
*/
static uint8_t gapRole_processStackMsg(ICall_Hdr *pMsg)
{
uint8_t safeToDealloc = TRUE;
switch (pMsg->event)
{
case GAP_MSG_EVENT:
safeToDealloc = gapRole_processGAPMsg((gapEventHdr_t *)pMsg);
break;
case L2CAP_SIGNAL_EVENT:
{
l2capSignalEvent_t *pPkt = (l2capSignalEvent_t *)pMsg;
// Process the Parameter Update Response
if (pPkt->opcode == L2CAP_PARAM_UPDATE_RSP)
{
l2capParamUpdateRsp_t *pRsp = (l2capParamUpdateRsp_t *)&(pPkt->cmd.updateRsp);
if ((pRsp->result == L2CAP_CONN_PARAMS_REJECTED) &&
(paramUpdateNoSuccessOption == GAPROLE_TERMINATE_LINK))
{
// Cancel connection param update timeout timer
Util_stopClock(&updateTimeoutClock);
// Terminate connection immediately
GAPRole_TerminateConnection(pPkt->connHandle);
}
else
{
uint16_t timeout = GAP_GetParamValue(TGAP_CONN_PARAM_TIMEOUT);
// Let's wait for Controller to update connection parameters if they're
// accepted. Otherwise, decide what to do based on no success option.
Util_restartClock(&updateTimeoutClock, timeout);
}
}
}
break;
default:
break;
}
return (safeToDealloc);
}
/*********************************************************************
* @fn gapRole_processGAPMsg
*
* @brief Process an incoming task message.
*
* @param pMsg - message to process
*
* @return none
*/
static uint8_t gapRole_processGAPMsg(gapEventHdr_t *pMsg)
{
uint8_t 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 memcpy(gapRole_bdAddr, pPkt->devAddr, B_ADDR_LEN);
// Update the advertising data
stat = GAP_UpdateAdvertisingData(selfEntity,
TRUE, gapRole_AdvertDataLen, gapRole_AdvertData);
}
if (stat != SUCCESS)
{
gapRole_abort();
}
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(selfEntity,
FALSE, gapRole_ScanRspDataLen, gapRole_ScanRspData);
}
else if (Util_isActive(&startAdvClock) == FALSE)
{
// Start advertising
gapRole_setEvent(START_ADVERTISING_EVT);
}
}
if (pPkt->hdr.status != SUCCESS)
{
// Set into Error state
gapRole_abort();
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_AdvEnabled = TRUE;
}
else // GAP_END_DISCOVERABLE_DONE_EVENT
{
if (gapRole_AdvertOffTime != 0) //restart advertising if param is set
{
if ((gapRole_AdvEnabled) || (gapRole_AdvNonConnEnabled))
{
Util_restartClock(&startAdvClock, 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
if (gapRole_AdvEnabled == TRUE)
{
gapRole_AdvEnabled = FALSE;
}
}
}
notify = TRUE;
}
else if (pPkt->hdr.status == LL_STATUS_ERROR_COMMAND_DISALLOWED) //we're already advertising
{
notify = FALSE;
}
else
{
gapRole_abort();
}
}
break;
case GAP_LINK_ESTABLISHED_EVENT:
{
gapEstLinkReqEvent_t *pPkt = (gapEstLinkReqEvent_t *)pMsg;
uint8_t advertEnable = TRUE;
if (pPkt->hdr.status == SUCCESS)
{
// Notify the Bond Manager to the connection
VOID GAPBondMgr_LinkEst(pPkt->devAddrType, pPkt->devAddr,
pPkt->connectionHandle, pPkt->connRole);
//advertising will stop after connection formed as slave
if ((pPkt->connRole) == GAP_PROFILE_PERIPHERAL)
{
gapRole_AdvEnabled = FALSE;
//reenable advertising
GAPRole_SetParameter(GAPROLE_ADVERT_ENABLED, sizeof(uint8_t),
&advertEnable, NULL);
}
}
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;
}
else
{
gapRole_abort();
}
notify = TRUE;
}
break;
case GAP_LINK_TERMINATED_EVENT:
{
gapTerminateLinkEvent_t *pPkt = (gapTerminateLinkEvent_t *)pMsg;
linkDBInfo_t pInfo;
linkDB_GetInfo(pPkt->connectionHandle, &pInfo);
// notify bond manager
GAPBondMgr_LinkTerm(pPkt->connectionHandle);
notify = TRUE;
}
break;
case GAP_SLAVE_REQUESTED_SECURITY_EVENT:
{
uint16_t connHandle = ((gapSlaveSecurityReqEvent_t *)pMsg)->connectionHandle;
uint8_t authReq = ((gapSlaveSecurityReqEvent_t *)pMsg)->authReq;
GAPBondMgr_SlaveReqSecurity(connHandle, authReq);
}
break;
case GAP_LINK_PARAM_UPDATE_EVENT:
{
gapLinkUpdateEvent_t *pPkt = (gapLinkUpdateEvent_t *)pMsg;
// Cancel connection param update timeout timer (if active)
Util_stopClock(&updateTimeoutClock);
if (pPkt->hdr.status == SUCCESS)
{
notify = TRUE;
}
}
break;
default:
notify = TRUE;
break;
}
if (notify == TRUE) //app needs to take further action
{
if (pGapRoles_AppCGs && pGapRoles_AppCGs->pfnPassThrough)
{
return (pGapRoles_AppCGs->pfnPassThrough((gapMultiRoleEvent_t *)pMsg));
}
}
return TRUE;
}
/*********************************************************************
* @fn gapRole_processGAPMsg
*
* @brief Process an incoming task message.
*
* @param pMsg - message to process
*
* @return none
*/
static void gapRole_processGAPMsg(gapEventHdr_t *pMsg)
{
uint8_t 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 memcpy(gapRole_bdAddr, pPkt->devAddr, B_ADDR_LEN);
gapRole_state = GAPROLE_STARTED;
// Update the advertising data
stat = GAP_UpdateAdvertisingData(selfEntity,
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(selfEntity,
FALSE, gapRole_ScanRspDataLen, gapRole_ScanRspData);
}
else if ((gapRole_state != GAPROLE_ADVERTISING) &&
(gapRole_state != GAPROLE_CONNECTED_ADV) &&
(gapRole_state != GAPROLE_CONNECTED ||
gapRole_AdvNonConnEnabled == TRUE) &&
(Util_isActive(&startAdvClock) == FALSE))
{
// Start advertising
gapRole_setEvent(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 if (gapRole_AdvEnabled)
{
gapRole_state = GAPROLE_ADVERTISING;
}
else
{
gapRole_state = GAPROLE_ADVERTISING_NONCONN;
}
}
else // GAP_END_DISCOVERABLE_DONE_EVENT
{
if (gapRole_AdvertOffTime != 0)
{
if ((gapRole_AdvEnabled) || (gapRole_AdvNonConnEnabled))
{
Util_restartClock(&startAdvClock, 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
if (gapRole_AdvEnabled == TRUE)
{
gapRole_AdvEnabled = FALSE;
}
else
{
gapRole_AdvNonConnEnabled = FALSE;
}
}
// Update state.
if (gapRole_state == GAPROLE_CONNECTED_ADV)
{
// In the Advertising Off period
gapRole_state = GAPROLE_CONNECTED;
}
else
{
// 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 memcpy(gapRole_ConnectedDevAddr, pPkt->devAddr, B_ADDR_LEN);
gapRole_ConnectionHandle = pPkt->connectionHandle;
gapRole_state = GAPROLE_CONNECTED;
// Store connection information
gapRole_ConnInterval = pPkt->connInterval;
gapRole_ConnSlaveLatency = pPkt->connLatency;
gapRole_ConnTimeout = pPkt->connTimeout;
gapRole_ConnectedDevAddrType = pPkt->devAddrType;
// 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_t timeout = GAP_GetParamValue(TGAP_CONN_PAUSE_PERIPHERAL);
Util_restartClock(&startUpdateClock, 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_LinkTerm(pPkt->connectionHandle);
memset(gapRole_ConnectedDevAddr, 0, B_ADDR_LEN);
// Erase connection information
gapRole_ConnInterval = 0;
gapRole_ConnSlaveLatency = 0;
gapRole_ConnTimeout = 0;
gapRole_ConnTermReason = pPkt->reason;
// Cancel all connection parameter update timers (if any active)
Util_stopClock(&startUpdateClock);
Util_stopClock(&updateTimeoutClock);
notify = TRUE;
gapRole_ConnectionHandle = INVALID_CONNHANDLE;
// If device was advertising when connection dropped
if (gapRole_AdvNonConnEnabled)
{
// Continue advertising.
gapRole_state = GAPROLE_ADVERTISING_NONCONN;
}
// Else go to WAITING state.
else
{
if(pPkt->reason == LL_SUPERVISION_TIMEOUT_TERM)
{
gapRole_state = GAPROLE_WAITING_AFTER_TIMEOUT;
}
else
{
gapRole_state = GAPROLE_WAITING;
}
// Start advertising, if enabled.
gapRole_setEvent(START_ADVERTISING_EVT);
}
}
break;
case GAP_LINK_PARAM_UPDATE_EVENT:
{
gapLinkUpdateEvent_t *pPkt = (gapLinkUpdateEvent_t *)pMsg;
// Cancel connection param update timeout timer (if active)
Util_stopClock(&updateTimeoutClock);
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(Util_isActive(&startUpdateClock) == FALSE)
{
// Notify the application with the new connection parameters
if (pGapRoles_ParamUpdateCB != NULL)
{
(*pGapRoles_ParamUpdateCB)(gapRole_ConnInterval,
gapRole_ConnSlaveLatency,
gapRole_ConnTimeout);
}
}
}
}
break;
case GAP_PAIRING_REQ_EVENT:
{
gapPairingReqEvent_t *pPkt = (gapPairingReqEvent_t *)pMsg;
// Send Pairing Failed Response
VOID GAP_TerminateAuth(pPkt->connectionHandle,
SMP_PAIRING_FAILED_NOT_SUPPORTED);
}
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 gapRole_processGAPMsg
*
* @brief Process an incoming task message.
*
* @param pMsg - message to process
*
* @return none
*/
static uint8_t gapRole_processGAPMsg(gapEventHdr_t *pMsg) {
uint8_t 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 memcpy(gapRole_bdAddr, pPkt->devAddr, B_ADDR_LEN);
gapRole_peripheralState = GAPROLE_STARTED;
gapRole_peripheralStateChangeHandler(gapRole_peripheralState);
// Update the advertising data
stat = GAP_UpdateAdvertisingData(selfEntity,
TRUE, gapRole_AdvertDataLen, gapRole_AdvertData);
}
if (stat != SUCCESS) {
gapRole_peripheralState = GAPROLE_ERROR;
gapRole_peripheralStateChangeHandler(gapRole_peripheralState);
//gapRole_abort();
}
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(selfEntity,
FALSE, gapRole_ScanRspDataLen, gapRole_ScanRspData);
}
else if ((gapRole_peripheralState != GAPROLE_ADVERTISING) &&
(gapRole_peripheralState != GAPROLE_CONNECTED_ADV) &&
(gapRole_peripheralState != GAPROLE_CONNECTED ||
gapRole_AdvNonConnEnabled == TRUE) &&
(Util_isActive(&startAdvClock) == FALSE))
{
// Start advertising
gapRole_setEvent(START_ADVERTISING_EVT);
}
notify = FALSE;
}else {
// Set into Error state
gapRole_peripheralState = GAPROLE_ERROR;
gapRole_peripheralStateChangeHandler(gapRole_peripheralState);
//gapRole_abort();
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_peripheralState == GAPROLE_CONNECTED) {
gapRole_peripheralState = GAPROLE_CONNECTED_ADV;
gapRole_peripheralStateChangeHandler(gapRole_peripheralState);
} else if (gapRole_AdvEnabled) {
gapRole_peripheralState = GAPROLE_ADVERTISING;
gapRole_peripheralStateChangeHandler(gapRole_peripheralState);
} else {
gapRole_peripheralState = GAPROLE_ADVERTISING_NONCONN;
gapRole_peripheralStateChangeHandler(gapRole_peripheralState);
}
} else // GAP_END_DISCOVERABLE_DONE_EVENT
{
if (gapRole_AdvertOffTime != 0) //restart advertising if param is set
{
if ((gapRole_AdvEnabled) || (gapRole_AdvNonConnEnabled)) {
Util_restartClock(&startAdvClock, 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
if (gapRole_AdvEnabled == TRUE) {
gapRole_AdvEnabled = FALSE;
} else {
gapRole_AdvNonConnEnabled = FALSE;
}
}
// Update state.
if (gapRole_peripheralState == GAPROLE_CONNECTED_ADV) {
// In the Advertising Off period
gapRole_peripheralState = GAPROLE_CONNECTED;
gapRole_peripheralStateChangeHandler(gapRole_peripheralState);
} else {
// In the Advertising Off period
gapRole_peripheralState = GAPROLE_WAITING;
gapRole_peripheralStateChangeHandler(gapRole_peripheralState);
}
}
notify = TRUE;
} else if (pPkt->hdr.status == LL_STATUS_ERROR_COMMAND_DISALLOWED) //we're already advertising
{
notify = FALSE;
} else {
gapRole_peripheralState = GAPROLE_ERROR;
gapRole_peripheralStateChangeHandler(gapRole_peripheralState);
//gapRole_abort();
}
}
break;
case GAP_LINK_ESTABLISHED_EVENT: {
gapEstLinkReqEvent_t *pPkt = (gapEstLinkReqEvent_t *) pMsg;
if (pPkt->hdr.status == SUCCESS) {
//add to database
gapRoleInfo_Add(pPkt);
// advertising will stop when a connection forms in the peripheral role
if (pPkt->connRole == GAP_PROFILE_PERIPHERAL) {
gapRole_peripheralState = GAPROLE_CONNECTED;
gapRole_peripheralStateChangeHandler(gapRole_peripheralState);
// 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_t timeout = GAP_GetParamValue(
TGAP_CONN_PAUSE_PERIPHERAL);
Util_restartClock(&startUpdateClock, timeout * 1000);
}
}
// Notify the Bond Manager to the connection
VOID GAPBondMgr_LinkEst(pPkt->devAddrType, pPkt->devAddr, pPkt->connectionHandle, pPkt->connRole);
} 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
if (pPkt->connRole == GAP_PROFILE_PERIPHERAL) {
gapRole_peripheralState = GAPROLE_WAITING;
gapRole_peripheralStateChangeHandler(gapRole_peripheralState);
}
} else {
if (pPkt->connRole == GAP_PROFILE_PERIPHERAL) {
gapRole_peripheralState = GAPROLE_ERROR;
gapRole_peripheralStateChangeHandler(gapRole_peripheralState);
} else {
gapRole_abort();
}
}
notify = TRUE;
}
break;
case GAP_LINK_TERMINATED_EVENT: {
gapTerminateLinkEvent_t *pPkt = (gapTerminateLinkEvent_t *) pMsg;
// notify bond manager
GAPBondMgr_LinkTerm(pPkt->connectionHandle);
// Erase connection information (maybe make this a function)
uint8 connHandleIndex = gapRoleInfo_Find(pPkt->connectionHandle);
multiConnInfo[connHandleIndex].gapRole_ConnectionHandle = INVALID_CONNHANDLE;
multiConnInfo[connHandleIndex].gapRole_ConnInterval = 0;
multiConnInfo[connHandleIndex].gapRole_ConnSlaveLatency = 0;
multiConnInfo[connHandleIndex].gapRole_ConnTimeout = 0;
// Cancel all connection parameter update timers (if any active)
Util_stopClock(&startUpdateClock);
Util_stopClock(&updateTimeoutClock);
notify = TRUE;
if (multiConnInfo[connHandleIndex].gapRole_ConnRole == GAP_PROFILE_PERIPHERAL) {
// If device was advertising when connection dropped
if (gapRole_AdvNonConnEnabled) {
// Continue advertising.
gapRole_peripheralState = GAPROLE_ADVERTISING_NONCONN;
gapRole_peripheralStateChangeHandler(gapRole_peripheralState);
}
// Else go to WAITING state.
else {
if (pPkt->reason == LL_SUPERVISION_TIMEOUT_TERM) {
gapRole_peripheralState = GAPROLE_WAITING_AFTER_TIMEOUT;
gapRole_peripheralStateChangeHandler(gapRole_peripheralState);
} else {
gapRole_peripheralState = GAPROLE_WAITING;
gapRole_peripheralStateChangeHandler(gapRole_peripheralState);
}
// Start advertising, if enabled.
gapRole_setEvent(START_ADVERTISING_EVT);
}
}
}
break;
case GAP_LINK_PARAM_UPDATE_EVENT: {
gapLinkUpdateEvent_t *pPkt = (gapLinkUpdateEvent_t *) pMsg;
// Cancel connection param update timeout timer (if active)
Util_stopClock(&updateTimeoutClock);
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 (Util_isActive(&startUpdateClock) == FALSE) {
// // Notify the application with the new connection parameters
// if (pGapRoles_ParamUpdateCB != NULL)
// {
// (*pGapRoles_ParamUpdateCB)(gapRole_ConnInterval,
// gapRole_ConnSlaveLatency,
// gapRole_ConnTimeout);
// }
}
}
notify = TRUE;
}
break;
case GAP_PAIRING_REQ_EVENT: {
gapPairingReqEvent_t *pPkt = (gapPairingReqEvent_t *) pMsg;
// Send Pairing Failed Response
VOID GAP_TerminateAuth(pPkt->connectionHandle,
SMP_PAIRING_FAILED_NOT_SUPPORTED);
}
break;
case GAP_SLAVE_REQUESTED_SECURITY_EVENT: {
uint16_t connHandle = ((gapSlaveSecurityReqEvent_t *)pMsg)->connectionHandle;
uint8_t authReq = ((gapSlaveSecurityReqEvent_t *)pMsg)->authReq;
GAPBondMgr_SlaveReqSecurity(connHandle, authReq);
}
break;
case GAP_DEVICE_INFO_EVENT:
case GAP_DEVICE_DISCOVERY_EVENT:
notify = TRUE;
break;
default:
notify = FALSE;
break;
}
if (notify == TRUE) //app needs to take further action
{
if (pGapRoles_AppCGs && pGapRoles_AppCGs->pfnPassThrough) {
return (pGapRoles_AppCGs->pfnPassThrough((gapMultiRoleEvent_t *) pMsg));
}
}
return TRUE;
}
