static CommissioningState_t CheckNetwork(void) {
emberAfDebugPrintln("DEBUG: Check Network state");
EmberNetworkStatus nw_status = emberNetworkState();
emberAfDebugPrintln("DEBUG: network state 0x%X", nw_status);
if (nw_status == EMBER_JOINING_NETWORK ||
nw_status == EMBER_LEAVING_NETWORK) {
// Try to check again after 5 seconds
emberEventControlSetDelayQS(StateMachineEvent,
SIMPLE_COMMISSIONING_NETWORK_RETRY_DELAY);
return SC_EZ_START;
}
if (nw_status == EMBER_JOINED_NETWORK) {
SetNextEvent(SC_EZEV_BCAST_IDENT_QUERY);
// Send Permit Join broadcast to the current network
// in case of ZED nothing will happen
// TODO: Make this hadrcoded value as plugin's option
emberAfPermitJoin(SIMPLE_COMMISSIONING_PERMIT_JOIN_TIME, TRUE);
} else if (nw_status == EMBER_NO_NETWORK &&
GetNetworkTries() < NETWORK_ACCESS_CONS_TRIES) {
// Form or join available network
SetNextEvent(SC_EZEV_FORM_JOIN_NETWORK);
} else {
SetNextEvent(SC_EZEV_NETWORK_FAILED);
}
// if the device is in the network continue commissioning
// by sending Identify Query
emberEventControlSetActive(StateMachineEvent);
return SC_EZ_START;
}
EmberStatus emberAfPluginNetworkSteeringStart(void)
{
EmberStatus status = EMBER_INVALID_CALL;
if (emAfProIsCurrentNetwork()
&& (emAfPluginNetworkSteeringState
== EMBER_AF_PLUGIN_NETWORK_STEERING_STATE_NONE)) {
if (emberAfNetworkState() == EMBER_NO_NETWORK) {
emAfPluginNetworkSteeringState
= EMBER_AF_PLUGIN_NETWORK_STEERING_STATE_SCAN_PRIMARY_INSTALL_CODE;
// Stop any previous trust center link key update.
emberAfPluginUpdateTcLinkKeyStop();
status = stateMachineRun();
} else {
status = emberAfPermitJoin(EMBER_AF_PLUGIN_NETWORK_STEERING_COMMISSIONING_TIME_S,
true); // Broadcast permit join?
}
}
emberAfCorePrintln("%p: %p: 0x%X",
emAfNetworkSteeringPluginName,
"Start",
status);
return status;
}
void emberAfPluginNetworkSteeringFinishSteeringEventHandler(void)
{
EmberStatus status;
emberEventControlSetInactive(finishSteeringEvent);
if (emAfPluginNetworkSteeringStateVerifyTclk()) {
// If we get here, then we have failed to verify the TCLK. Therefore,
// we leave the network.
emberAfPluginUpdateTcLinkKeyStop();
emberLeaveNetwork();
emberAfCorePrintln("%p: %p",
PLUGIN_NAME,
"Key verification failed. Leaving network");
cleanupAndStop(EMBER_ERR_FATAL);
} else if (emAfPluginNetworkSteeringStateUpdateTclk()) {
// Start the process to update the TC link key. We will set another event
// for the broadcast permit join.
status = emberAfPluginUpdateTcLinkKeyStart();
emberAfCorePrintln("%p: %p: 0x%X",
PLUGIN_NAME,
"Starting update trust center link key process",
status);
if (status != EMBER_SUCCESS) {
emberLeaveNetwork();
cleanupAndStop(status);
}
} else {
// Broadcast permit join to extend the network.
// We are done!
status = emberAfPermitJoin(EMBER_AF_PLUGIN_NETWORK_STEERING_COMMISSIONING_TIME_S,
true); // Broadcast permit join?
emberAfCorePrintln("%p: %p: 0x%X",
PLUGIN_NAME,
"Broadcasting permit join",
status);
cleanupAndStop(status);
}
}
