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fbcee16f97
Use CIOStream class. Use proper type for CAI_Network::m_iNumNodes. Improved CIOStream to take std::filesystem::path instead of std::string.
100 lines
2.8 KiB
C++
100 lines
2.8 KiB
C++
#pragma once
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class CIOStream
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{
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public:
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enum class Mode_t
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{
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NONE = 0,
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READ,
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WRITE
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};
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CIOStream();
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CIOStream(const fs::path& fsFileFullPath, Mode_t eMode);
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~CIOStream();
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bool Open(const fs::path& fsFileFullPath, Mode_t eMode);
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void Close();
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void Flush();
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size_t GetPosition();
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void SetPosition(int64_t nOffset);
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const vector<uint8_t>& GetVector() const;
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const uint8_t* GetData() const;
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const size_t GetSize() const;
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bool IsReadable();
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bool IsWritable() const;
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bool IsEof() const;
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//-----------------------------------------------------------------------------
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// Purpose: reads any value from the file
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//-----------------------------------------------------------------------------
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template<typename T>
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void Read(T& tValue) // Template functions have to be in the header!
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{
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if (IsReadable())
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m_iStream.read(reinterpret_cast<char*>(&tValue), sizeof(tValue));
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}
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//-----------------------------------------------------------------------------
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// Purpose: reads any value from the file with specified size
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//-----------------------------------------------------------------------------
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template<typename T>
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void Read(T& tValue, size_t nSize) // Template functions have to be in the header!
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{
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if (IsReadable())
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m_iStream.read(reinterpret_cast<char*>(&tValue), nSize);
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}
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//-----------------------------------------------------------------------------
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// Purpose: reads any value from the file and returns it
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//-----------------------------------------------------------------------------
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template<typename T>
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T Read() // Template functions have to be in the header!
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{
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T value{};
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if (!IsReadable())
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return value;
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m_iStream.read(reinterpret_cast<char*>(&value), sizeof(value));
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return value;
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}
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string ReadString();
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//-----------------------------------------------------------------------------
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// Purpose: writes any value to the file
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//-----------------------------------------------------------------------------
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template<typename T>
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void Write(T tValue) // Template functions have to be in the header!
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{
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if (!IsWritable())
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return;
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m_oStream.write(reinterpret_cast<const char*>(&tValue), sizeof(tValue));
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}
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//-----------------------------------------------------------------------------
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// Purpose: writes any value to the file with specified size
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//-----------------------------------------------------------------------------
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template<typename T>
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void Write(T tValue, size_t nSize) // Template functions have to be in the header!
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{
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if (!IsWritable())
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return;
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m_oStream.write(reinterpret_cast<const char*>(tValue), nSize);
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}
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void WriteString(string svInput);
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private:
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ofstream m_oStream; // Output file stream.
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ifstream m_iStream; // Input file stream.
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vector<uint8_t> m_vData; // Data vector
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Mode_t m_eCurrentMode; // Current active mode.
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};
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