ot::Mle::DiscoverScanner class

Implements MLE Discover Scan.

Syntax

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Summary

Declaration

from discover_scanner.hpp:59

class DiscoverScanner : public InstanceLocator, private NonCopyable { friend class ot::Instance; friend class ot::MeshForwarder; friend class Mle; public: static constexpr uint32_t kDefaultScanDuration = Mac::kScanDurationDefault; typedef otActiveScanResult ScanResult; typedef otHandleActiveScanResult Handler; typedef MeshCoP::SteeringData::HashBitIndexes FilterIndexes; explicit DiscoverScanner(Instance &aInstance); Error Discover(const Mac::ChannelMask &aScanChannels, Mac::PanId aPanId, bool aJoiner, bool aEnableFiltering, const FilterIndexes *aFilterIndexes, Handler aCallback, void *aContext); bool IsInProgress(void) const { return (mState != kStateIdle); } Error SetJoinerAdvertisement(uint32_t aOui, const uint8_t *aAdvData, uint8_t aAdvDataLength); private: enum State : uint8_t { kStateIdle, kStateScanning, kStateScanDone, }; static constexpr uint32_t kMaxOui = 0xffffff; Mac::TxFrame *PrepareDiscoveryRequestFrame(Mac::TxFrame &aFrame); void HandleDiscoveryRequestFrameTxDone(Message &aMessage, Error aError); void Stop(void) { HandleDiscoverComplete(); } void HandleDiscoveryResponse(Mle::RxInfo &aRxInfo) const; void HandleDiscoverComplete(void); void HandleScanDoneTask(void); void HandleTimer(void); using ScanTimer = TimerMilliIn<DiscoverScanner, &DiscoverScanner::HandleTimer>; using ScanDoneTask = TaskletIn<DiscoverScanner, &DiscoverScanner::HandleScanDoneTask>; Callback<Handler> mCallback; ScanDoneTask mScanDoneTask; ScanTimer mTimer; FilterIndexes mFilterIndexes; Mac::ChannelMask mScanChannels; State mState; uint32_t mOui; uint8_t mScanChannel; uint8_t mAdvDataLength; uint8_t mAdvData[MeshCoP::JoinerAdvertisementTlv::kAdvDataMaxLength]; bool mEnableFiltering : 1; bool mShouldRestorePanId : 1; };