refactor project (1/?)

LibCmo/VxMath/VxMemoryMappedFile.hpp

@@ -0,0 +1,48 @@
+#pragma once
+
+#include "VTUtils.hpp"
+#if defined(LIBCMO_OS_WIN32)
+#include <Windows.h>
+#else
+#include <sys/mman.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <unistd.h>
+#endif
+
+#include <string>
+#include <filesystem>
+
+namespace LibCmo::VxMath {
+
+	class VxMemoryMappedFile {
+	private:
+
+#if defined(LIBCMO_OS_WIN32)
+		HANDLE m_hFile;
+		DWORD m_dwFileSizeLow, m_dwFileSizeHigh;
+		HANDLE m_hFileMapping;
+		LPVOID m_hFileMapView;
+#else
+		int m_hFile;
+		off_t m_offFileSize;
+		void* m_pFileAddr;
+#endif
+
+		std::filesystem::path m_szFilePath;
+		void* m_pMemoryMappedFileBase;
+		size_t m_cbFile;
+		bool m_bIsValid;
+	public:
+		VxMemoryMappedFile(const char* u8_filepath);
+		VxMemoryMappedFile(const VxMemoryMappedFile&) = delete;
+		VxMemoryMappedFile& operator=(const VxMemoryMappedFile&) = delete;
+		~VxMemoryMappedFile(void);
+
+		inline void* GetBase(void) { return this->m_pMemoryMappedFileBase; }
+		inline size_t GetFileSize(void) { return this->m_cbFile; }
+		inline bool IsValid(void) { return this->m_bIsValid; }
+	};
+
+}