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72 lines
2.4 KiB
C++
72 lines
2.4 KiB
C++
// Copyright 2018 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <string_view>
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#include "common/file_util.h"
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#include "core/file_sys/mode.h"
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#include "core/file_sys/vfs.h"
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namespace FileSys {
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// An implmentation of VfsFile that represents a file on the user's computer.
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struct RealVfsFile : public VfsFile {
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friend struct RealVfsDirectory;
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RealVfsFile(const std::string& name, Mode perms = Mode::Read);
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std::string GetName() const override;
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size_t GetSize() const override;
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bool Resize(size_t new_size) override;
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std::shared_ptr<VfsDirectory> GetContainingDirectory() const override;
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bool IsWritable() const override;
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bool IsReadable() const override;
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size_t Read(u8* data, size_t length, size_t offset) const override;
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size_t Write(const u8* data, size_t length, size_t offset) override;
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bool Rename(std::string_view name) override;
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private:
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bool Close();
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FileUtil::IOFile backing;
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std::string path;
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std::string parent_path;
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std::vector<std::string> path_components;
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std::vector<std::string> parent_components;
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Mode perms;
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};
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// An implementation of VfsDirectory that represents a directory on the user's computer.
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struct RealVfsDirectory : public VfsDirectory {
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RealVfsDirectory(const std::string& path, Mode perms);
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std::vector<std::shared_ptr<VfsFile>> GetFiles() const override;
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std::vector<std::shared_ptr<VfsDirectory>> GetSubdirectories() const override;
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bool IsWritable() const override;
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bool IsReadable() const override;
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std::string GetName() const override;
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std::shared_ptr<VfsDirectory> GetParentDirectory() const override;
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std::shared_ptr<VfsDirectory> CreateSubdirectory(std::string_view name) override;
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std::shared_ptr<VfsFile> CreateFile(std::string_view name) override;
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bool DeleteSubdirectory(std::string_view name) override;
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bool DeleteFile(std::string_view name) override;
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bool Rename(std::string_view name) override;
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protected:
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bool ReplaceFileWithSubdirectory(VirtualFile file, VirtualDir dir) override;
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private:
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std::string path;
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std::string parent_path;
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std::vector<std::string> path_components;
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std::vector<std::string> parent_components;
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Mode perms;
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std::vector<std::shared_ptr<VfsFile>> files;
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std::vector<std::shared_ptr<VfsDirectory>> subdirectories;
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};
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} // namespace FileSys
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