From: Lars Op den Kamp Date: Wed, 5 Sep 2012 12:59:39 +0000 (+0200) Subject: allocate a new address in a background thread when the communication interface report... X-Git-Tag: upstream/2.2.0~1^2~18^2^2~9 X-Git-Url: https://git.piment-noir.org/?a=commitdiff_plain;h=171c7eb0de71c8fc19a727d703cf7bbf297b3b35;p=deb_libcec.git allocate a new address in a background thread when the communication interface reports that the logical address was lost --- diff --git a/src/lib/CECProcessor.cpp b/src/lib/CECProcessor.cpp index 34ffed5..8df3884 100644 --- a/src/lib/CECProcessor.cpp +++ b/src/lib/CECProcessor.cpp @@ -63,13 +63,15 @@ CCECProcessor::CCECProcessor(CLibCEC *libcec) : m_iStandardLineTimeout(3), m_iRetryLineTimeout(3), m_iLastTransmission(0), - m_bMonitor(true) + m_bMonitor(true), + m_addrAllocator(NULL) { m_busDevices = new CCECDeviceMap(this); } CCECProcessor::~CCECProcessor(void) { + DELETE_AND_NULL(m_addrAllocator); Close(); DELETE_AND_NULL(m_busDevices); } @@ -914,18 +916,27 @@ void CCECProcessor::SwitchMonitoring(bool bSwitchTo) UnregisterClients(); } -void CCECProcessor::HandleLogicalAddressLost(cec_logical_address oldAddress, cec_logical_address newAddress) +void CCECProcessor::HandleLogicalAddressLost(cec_logical_address oldAddress) { - m_libcec->AddLog(CEC_LOG_NOTICE, "logical address %x was taken by another device, changed to %x", oldAddress, newAddress); + m_libcec->AddLog(CEC_LOG_NOTICE, "logical address %x was taken by another device, allocating a new address", oldAddress); CCECClient* client = GetClient(oldAddress); if (client) { - if (newAddress == CECDEVICE_UNKNOWN) - UnregisterClient(client); - else - { - client->m_configuration.logicalAddresses.Unset(oldAddress); - client->m_configuration.logicalAddresses.Set(newAddress); - } + if (m_addrAllocator) + while (m_addrAllocator->IsRunning()) Sleep(5); + delete m_addrAllocator; + + m_addrAllocator = new CCECAllocateLogicalAddress(this, client); + m_addrAllocator->CreateThread(); } } + +CCECAllocateLogicalAddress::CCECAllocateLogicalAddress(CCECProcessor* processor, CCECClient* client) : + m_processor(processor), + m_client(client) { } + +void* CCECAllocateLogicalAddress::Process(void) +{ + m_processor->AllocateLogicalAddresses(m_client); + return NULL; +} diff --git a/src/lib/CECProcessor.h b/src/lib/CECProcessor.h index 6faf521..6ad60c5 100644 --- a/src/lib/CECProcessor.h +++ b/src/lib/CECProcessor.h @@ -51,6 +51,18 @@ namespace CEC class CCECTuner; class CCECTV; class CCECClient; + class CCECProcessor; + + class CCECAllocateLogicalAddress : public PLATFORM::CThread + { + public: + CCECAllocateLogicalAddress(CCECProcessor* processor, CCECClient* client); + void* Process(void); + + private: + CCECProcessor* m_processor; + CCECClient* m_client; + }; class CCECProcessor : public PLATFORM::CThread, public IAdapterCommunicationCallback { @@ -69,7 +81,7 @@ namespace CEC CCECClient *GetClient(const cec_logical_address address); bool OnCommandReceived(const cec_command &command); - void HandleLogicalAddressLost(cec_logical_address oldAddress, cec_logical_address newAddress); + void HandleLogicalAddressLost(cec_logical_address oldAddress); CCECBusDevice * GetDevice(cec_logical_address address) const; CCECAudioSystem * GetAudioSystem(void) const; @@ -130,6 +142,7 @@ namespace CEC bool IsRunningLatestFirmware(void); void SwitchMonitoring(bool bSwitchTo); + bool AllocateLogicalAddresses(CCECClient* client); private: bool OpenConnection(const char *strPort, uint16_t iBaudRate, uint32_t iTimeoutMs, bool bStartListening = true); void SetCECInitialised(bool bSetTo = true); @@ -145,8 +158,6 @@ namespace CEC void ResetMembers(void); - bool AllocateLogicalAddresses(CCECClient* client); - bool m_bInitialised; PLATFORM::CMutex m_mutex; IAdapterCommunication * m_communication; @@ -158,5 +169,6 @@ namespace CEC CCECDeviceMap * m_busDevices; std::map m_clients; bool m_bMonitor; + CCECAllocateLogicalAddress* m_addrAllocator; }; }; diff --git a/src/lib/adapter/AdapterCommunication.h b/src/lib/adapter/AdapterCommunication.h index 22e00cb..0702671 100644 --- a/src/lib/adapter/AdapterCommunication.h +++ b/src/lib/adapter/AdapterCommunication.h @@ -78,9 +78,8 @@ namespace CEC /*! * @brief Callback method for IAdapterCommunication, called when a logical address that libCEC uses was taken by another device. * @param oldAddress The logical address that was taken by another device. - * @param newAddress The new logical address, or CECDEVICE_UNKNOWN if no new LA could be allocated. */ - virtual void HandleLogicalAddressLost(cec_logical_address oldAddress, cec_logical_address newAddress) = 0; + virtual void HandleLogicalAddressLost(cec_logical_address oldAddress) = 0; virtual CLibCEC *GetLib(void) const = 0; }; diff --git a/src/lib/adapter/RPi/RPiCECAdapterCommunication.cpp b/src/lib/adapter/RPi/RPiCECAdapterCommunication.cpp index 9176647..79d73ba 100644 --- a/src/lib/adapter/RPi/RPiCECAdapterCommunication.cpp +++ b/src/lib/adapter/RPi/RPiCECAdapterCommunication.cpp @@ -58,42 +58,16 @@ void rpi_cec_callback(void *callback_data, uint32_t p0, uint32_t p1, uint32_t p2 static_cast(callback_data)->OnDataReceived(p0, p1, p2, p3, p4); } -CRPiCECAdapterFindNewLogicalAddress::CRPiCECAdapterFindNewLogicalAddress(CRPiCECAdapterCommunication* communication, const cec_logical_address address) : - m_communication(communication), - m_address(address) { } - -void *CRPiCECAdapterFindNewLogicalAddress::Process(void) -{ - cec_logical_address newAddress(CECDEVICE_UNKNOWN); - for (unsigned int iLA = CECDEVICE_RECORDINGDEVICE1; newAddress == CECDEVICE_UNKNOWN && iLA < CECDEVICE_BROADCAST; iLA++) - { - if (CCECTypeUtils::GetType((cec_logical_address)iLA) == CCECTypeUtils::GetType(m_address) && - m_communication->SupportsSourceLogicalAddress((cec_logical_address)iLA) && - m_communication->RegisterLogicalAddress((cec_logical_address)iLA)) - newAddress = (cec_logical_address)iLA; - } - - m_communication->m_callback->HandleLogicalAddressLost(m_address, newAddress); - return NULL; -} - CRPiCECAdapterCommunication::CRPiCECAdapterCommunication(IAdapterCommunicationCallback *callback) : IAdapterCommunication(callback), m_logicalAddress(CECDEVICE_UNKNOWN), - m_bLogicalAddressChanged(false), - m_laLost(NULL) + m_bLogicalAddressChanged(false) { m_queue = new CRPiCECAdapterMessageQueue(this); } CRPiCECAdapterCommunication::~CRPiCECAdapterCommunication(void) { - if (m_laLost) - { - m_laLost->StopThread(); - delete m_laLost; - m_laLost = NULL; - } delete(m_queue); Close(); } @@ -220,11 +194,7 @@ void CRPiCECAdapterCommunication::OnDataReceived(uint32_t header, uint32_t p0, u cec_logical_address previousAddress = m_logicalAddress; m_logicalAddress = CECDEVICE_UNKNOWN; - if (m_laLost && !m_laLost->IsRunning()) - delete m_laLost; - m_laLost = new CRPiCECAdapterFindNewLogicalAddress(this, previousAddress); - if (m_laLost) - m_laLost->CreateThread(); + m_callback->HandleLogicalAddressLost(previousAddress); } break; case VC_CEC_TOPOLOGY: diff --git a/src/lib/adapter/RPi/RPiCECAdapterCommunication.h b/src/lib/adapter/RPi/RPiCECAdapterCommunication.h index c874451..7f81545 100644 --- a/src/lib/adapter/RPi/RPiCECAdapterCommunication.h +++ b/src/lib/adapter/RPi/RPiCECAdapterCommunication.h @@ -44,22 +44,9 @@ extern "C" { namespace CEC { class CRPiCECAdapterMessageQueue; - class CRPiCECAdapterCommunication; - - class CRPiCECAdapterFindNewLogicalAddress : public PLATFORM::CThread - { - public: - CRPiCECAdapterFindNewLogicalAddress(CRPiCECAdapterCommunication* communication, const cec_logical_address address); - void *Process(void); - private: - CRPiCECAdapterCommunication* m_communication; - cec_logical_address m_address; - }; class CRPiCECAdapterCommunication : public IAdapterCommunication { - friend class CRPiCECAdapterFindNewLogicalAddress; - public: /*! * @brief Create a new USB-CEC communication handler. @@ -115,7 +102,6 @@ namespace CEC PLATFORM::CMutex m_mutex; VCHI_INSTANCE_T m_vchi_instance; VCHI_CONNECTION_T * m_vchi_connection; - CRPiCECAdapterFindNewLogicalAddress* m_laLost; }; };