67 lines
2.2 KiB
C++
67 lines
2.2 KiB
C++
/*
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* Copyright (c) 2023 Fancy Code.
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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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#ifndef UARTDE_VICEIMPL_H
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#define UARTDE_VICEIMPL_H
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#include "StatusCode.h"
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#include "UartDevice.h"
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#include <cstddef>
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#include <memory>
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#define UART_DEVICE_INIT_NAME "UART"
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typedef struct uart_device_header
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{
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const char *mCheckName;
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} UartDeviceHeader;
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class UartDeviceImpl
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{
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public:
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UartDeviceImpl(const UartInfo &uatrInfo);
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virtual ~UartDeviceImpl() = default;
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const StatusCode UartOpen(void);
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const ssize_t UartSend(const void *buff, const size_t &buffLength);
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const ssize_t UartRecv(void *buff, const size_t &buffLength, const unsigned int &timeOutMs = 0,
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const unsigned int delayReadMs = 0);
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void UartTcflush(void);
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private:
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const StatusCode SetConfig(void);
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private:
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const UartInfo mUatrInfo;
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int mFd;
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};
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typedef struct uart_device UartDevice;
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typedef struct uart_device
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{
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const StatusCode (*mOpen)(UartDevice *);
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const ssize_t (*mSend)(UartDevice *, const void *, const size_t);
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const ssize_t (*mRecv)(UartDevice *, void *, const size_t, const unsigned int);
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void (*mTcflush)(UartDevice *);
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void (*mFree)(void *);
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} UartDevice;
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// TODO: There may be a CPU byte alignment bug.
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typedef struct uart_device_impl UartDeviceImpl_S;
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typedef struct uart_device_impl
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{
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UartDeviceHeader mHeader;
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UartDevice mBase;
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std::shared_ptr<UartDeviceImpl> mUartImpl;
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} UartDeviceImpl_S;
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UartDevice *NewUartDeviceImpl(const UartInfo &uartInfo);
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static inline UartDeviceImpl_S *UartDeviceImplConvert(UartDevice *object)
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{
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return ((UartDeviceImpl_S *)(((char *)object) - sizeof(UartDeviceHeader)));
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}
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const char *GetUartDeviceModuleName(void);
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#endif |