mirror of
https://github.com/Lime3DS/Lime3DS
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68 lines
1.8 KiB
C++
68 lines
1.8 KiB
C++
// Copyright 2014 Citra Emulator Project
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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 <cstddef>
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#include <memory>
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#include <string>
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#include <vector>
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#include "common/common_types.h"
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#include "common/file_util.h"
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#include "core/file_sys/archive_backend.h"
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#include "core/file_sys/directory_backend.h"
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#include "core/file_sys/file_backend.h"
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#include "core/hle/result.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// FileSys namespace
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namespace FileSys {
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class DiskFile : public FileBackend {
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public:
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DiskFile(FileUtil::IOFile&& file_, const Mode& mode_)
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: file(new FileUtil::IOFile(std::move(file_))) {
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mode.hex = mode_.hex;
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}
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ResultVal<size_t> Read(u64 offset, size_t length, u8* buffer) const override;
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ResultVal<size_t> Write(u64 offset, size_t length, bool flush, const u8* buffer) const override;
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u64 GetSize() const override;
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bool SetSize(u64 size) const override;
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bool Close() const override;
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void Flush() const override {
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file->Flush();
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}
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protected:
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Mode mode;
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std::unique_ptr<FileUtil::IOFile> file;
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};
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class DiskDirectory : public DirectoryBackend {
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public:
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DiskDirectory(const std::string& path);
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~DiskDirectory() override {
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Close();
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}
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u32 Read(const u32 count, Entry* entries) override;
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bool Close() const override {
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return true;
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}
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protected:
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u32 total_entries_in_directory;
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FileUtil::FSTEntry directory;
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// We need to remember the last entry we returned, so a subsequent call to Read will continue
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// from the next one. This iterator will always point to the next unread entry.
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std::vector<FileUtil::FSTEntry>::iterator children_iterator;
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};
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} // namespace FileSys
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