/******************************************************************************
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*
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* Copyright (C) 2011-2012 Broadcom Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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#pragma once
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#include <pthread.h>
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#include "config.h"
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#include "nfc_hal_api.h"
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#include "nfc_target.h"
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#include <utils/RefBase.h>
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namespace android {
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namespace hardware {
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namespace nfc {
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namespace V1_0 {
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struct INfc;
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struct INfcClientCallback;
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}
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namespace V1_1 {
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struct INfc;
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struct INfcClientCallback;
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}
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namespace V1_2 {
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struct INfc;
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}
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}
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}
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}
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class ThreadMutex {
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public:
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ThreadMutex();
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virtual ~ThreadMutex();
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void lock();
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void unlock();
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explicit operator pthread_mutex_t*() { return &mMutex; }
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private:
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pthread_mutex_t mMutex;
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};
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class ThreadCondVar : public ThreadMutex {
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public:
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ThreadCondVar();
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virtual ~ThreadCondVar();
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void signal();
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void wait();
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explicit operator pthread_cond_t*() { return &mCondVar; }
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// NOLINTNEXTLINE(google-explicit-constructor)
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operator pthread_mutex_t*() {
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return ThreadMutex::operator pthread_mutex_t*();
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}
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private:
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pthread_cond_t mCondVar;
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};
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class AutoThreadMutex {
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public:
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explicit AutoThreadMutex(ThreadMutex& m);
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virtual ~AutoThreadMutex();
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explicit operator ThreadMutex&() { return mm; }
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explicit operator pthread_mutex_t*() { return (pthread_mutex_t*)mm; }
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private:
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ThreadMutex& mm;
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};
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class NfcAdaptation {
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public:
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virtual ~NfcAdaptation();
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void Initialize();
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void Finalize();
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void FactoryReset();
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void DeviceShutdown();
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static NfcAdaptation& GetInstance();
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tHAL_NFC_ENTRY* GetHalEntryFuncs();
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bool DownloadFirmware();
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void GetVendorConfigs(std::map<std::string, ConfigValue>& configMap);
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void Dump(int fd);
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private:
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NfcAdaptation();
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void signal();
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static NfcAdaptation* mpInstance;
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static ThreadMutex sLock;
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ThreadCondVar mCondVar;
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tHAL_NFC_ENTRY mHalEntryFuncs; // function pointers for HAL entry points
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static android::sp<android::hardware::nfc::V1_0::INfc> mHal;
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static android::sp<android::hardware::nfc::V1_1::INfc> mHal_1_1;
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static android::sp<android::hardware::nfc::V1_2::INfc> mHal_1_2;
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static android::hardware::nfc::V1_1::INfcClientCallback* mCallback;
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static tHAL_NFC_CBACK* mHalCallback;
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static tHAL_NFC_DATA_CBACK* mHalDataCallback;
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static ThreadCondVar mHalOpenCompletedEvent;
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static ThreadCondVar mHalCloseCompletedEvent;
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static uint32_t NFCA_TASK(uint32_t arg);
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static uint32_t Thread(uint32_t arg);
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void InitializeHalDeviceContext();
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static void HalDeviceContextCallback(nfc_event_t event,
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nfc_status_t event_status);
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static void HalDeviceContextDataCallback(uint16_t data_len, uint8_t* p_data);
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static void HalInitialize();
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static void HalTerminate();
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static void HalOpen(tHAL_NFC_CBACK* p_hal_cback,
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tHAL_NFC_DATA_CBACK* p_data_cback);
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static void HalClose();
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static void HalCoreInitialized(uint16_t data_len,
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uint8_t* p_core_init_rsp_params);
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static void HalWrite(uint16_t data_len, uint8_t* p_data);
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static bool HalPrediscover();
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static void HalControlGranted();
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static void HalPowerCycle();
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static uint8_t HalGetMaxNfcee();
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static void HalDownloadFirmwareCallback(nfc_event_t event,
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nfc_status_t event_status);
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static void HalDownloadFirmwareDataCallback(uint16_t data_len,
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uint8_t* p_data);
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};
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