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https://github.com/yuzu-emu/yuzu-android
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99ceb03a1c
This formats all copyright comments according to SPDX formatting guidelines. Additionally, this resolves the remaining GPLv2 only licensed files by relicensing them to GPLv2.0-or-later.
92 lines
2.2 KiB
C++
92 lines
2.2 KiB
C++
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <array>
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#include <string>
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#include <vector>
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#include "common/common_funcs.h"
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#include "common/common_types.h"
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#include "common/swap.h"
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#include "core/file_sys/vfs.h"
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namespace Loader {
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enum class ResultStatus : u16;
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}
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namespace FileSys {
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/**
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* Helper which implements an interface to parse PFS/HFS filesystems.
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* Data can either be loaded from a file path or data with an offset into it.
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*/
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class PartitionFilesystem : public ReadOnlyVfsDirectory {
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public:
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explicit PartitionFilesystem(VirtualFile file);
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~PartitionFilesystem() override;
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Loader::ResultStatus GetStatus() const;
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std::map<std::string, u64> GetFileOffsets() const;
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std::map<std::string, u64> GetFileSizes() const;
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std::vector<VirtualFile> GetFiles() const override;
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std::vector<VirtualDir> GetSubdirectories() const override;
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std::string GetName() const override;
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VirtualDir GetParentDirectory() const override;
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void PrintDebugInfo() const;
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private:
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struct Header {
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u32_le magic;
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u32_le num_entries;
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u32_le strtab_size;
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INSERT_PADDING_BYTES(0x4);
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bool HasValidMagicValue() const;
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};
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static_assert(sizeof(Header) == 0x10, "PFS/HFS header structure size is wrong");
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#pragma pack(push, 1)
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struct FSEntry {
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u64_le offset;
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u64_le size;
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u32_le strtab_offset;
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};
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static_assert(sizeof(FSEntry) == 0x14, "FS entry structure size is wrong");
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struct PFSEntry {
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FSEntry fs_entry;
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INSERT_PADDING_BYTES(0x4);
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};
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static_assert(sizeof(PFSEntry) == 0x18, "PFS entry structure size is wrong");
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struct HFSEntry {
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FSEntry fs_entry;
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u32_le hash_region_size;
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INSERT_PADDING_BYTES(0x8);
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std::array<char, 0x20> hash;
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};
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static_assert(sizeof(HFSEntry) == 0x40, "HFS entry structure size is wrong");
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#pragma pack(pop)
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Loader::ResultStatus status{};
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Header pfs_header{};
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bool is_hfs = false;
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std::size_t content_offset = 0;
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std::map<std::string, u64> offsets;
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std::map<std::string, u64> sizes;
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std::vector<VirtualFile> pfs_files;
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};
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} // namespace FileSys
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