128 lines
3.5 KiB
C++
128 lines
3.5 KiB
C++
#pragma once
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namespace Components
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{
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class FileSystem : public Component
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{
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public:
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class AbstractFile
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{
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public:
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virtual ~AbstractFile() = default;
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[[nodiscard]] virtual bool exists() const noexcept = 0;
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[[nodiscard]] virtual std::string getName() const = 0;
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[[nodiscard]] virtual std::string& getBuffer() = 0;
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virtual explicit operator bool()
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{
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return this->exists();
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}
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};
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class File : public AbstractFile
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{
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public:
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File() = default;
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File(std::string file) : filePath{std::move(file)} { this->read(); }
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File(std::string file, Game::FsThread thread) : filePath{std::move(file)} { this->read(thread); }
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[[nodiscard]] bool exists() const noexcept override { return !this->buffer.empty(); }
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[[nodiscard]] std::string getName() const override { return this->filePath; }
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[[nodiscard]] std::string& getBuffer() override { return this->buffer; }
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private:
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std::string filePath;
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std::string buffer;
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void read(Game::FsThread thread = Game::FS_THREAD_MAIN);
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};
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class RawFile : public AbstractFile
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{
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public:
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RawFile() = default;
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RawFile(std::string file) : filePath(std::move(file)) { this->read(); }
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[[nodiscard]] bool exists() const noexcept override { return !this->buffer.empty(); }
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[[nodiscard]] std::string getName() const override { return this->filePath; }
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[[nodiscard]] std::string& getBuffer() override { return this->buffer; }
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private:
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std::string filePath;
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std::string buffer;
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void read();
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};
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class FileReader
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{
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public:
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FileReader() : handle(0), size(-1) {}
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FileReader(std::string file);
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~FileReader();
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[[nodiscard]] bool exists() const noexcept;
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[[nodiscard]] std::string getName() const;
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[[nodiscard]] std::string getBuffer() const;
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[[nodiscard]] int getSize() const noexcept;
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bool read(void* buffer, std::size_t size) const noexcept;
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void seek(int offset, int origin) const;
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private:
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int handle;
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int size;
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std::string name;
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};
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class FileWriter
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{
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public:
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FileWriter(std::string file, bool append = false) : handle(0), filePath(std::move(file)) { this->open(append); }
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~FileWriter() { this->close(); }
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void write(const std::string& data) const;
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private:
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int handle;
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std::string filePath;
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void open(bool append = false);
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void close();
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};
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FileSystem();
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~FileSystem();
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static std::filesystem::path GetAppdataPath();
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static std::vector<std::string> GetFileList(const std::string& path, const std::string& extension);
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static std::vector<std::string> GetSysFileList(const std::string& path, const std::string& extension, bool folders = false);
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static bool _DeleteFile(const std::string& folder, const std::string& file);
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private:
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static std::mutex Mutex;
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static std::recursive_mutex FSMutex;
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static Utils::Memory::Allocator MemAllocator;
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static int ReadFile(const char* path, char** buffer);
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static char* AllocateFile(int size);
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static void FreeFile(void* buffer);
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static void RegisterFolder(const char* folder);
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static void RegisterFolders();
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static void StartupStub();
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static int ExecIsFSStub(const char* execFilename);
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static void FsStartupSync(const char* a1);
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static void FsRestartSync(int localClientNum, int checksumFeed);
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static void FsShutdownSync(int closemfp);
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static void DelayLoadImagesSync();
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static int LoadTextureSync(Game::GfxImageLoadDef** loadDef, Game::GfxImage* image);
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static void IwdFreeStub(Game::iwd_t* iwd);
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static const char* Sys_DefaultInstallPath_Hk();
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};
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}
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