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64 lines
1.7 KiB
C++
64 lines
1.7 KiB
C++
#pragma once
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#include "util/types.hpp"
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#include <map>
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struct TARHeader
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{
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char name[100];
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char dontcare[24];
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char size[12];
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char mtime[12];
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char chksum[8];
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char filetype;
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char linkname[100];
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char magic[6];
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char dontcare2[82];
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char prefix[155];
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char padding[12]; // atime for RPCS3
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ENABLE_BITWISE_SERIALIZATION;
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};
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namespace fs
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{
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class file;
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struct dir_entry;
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} // namespace fs
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namespace utils
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{
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struct serial;
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}
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class tar_object
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{
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const fs::file* m_file;
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utils::serial* m_ar;
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const usz m_ar_tar_start;
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usz largest_offset = 0; // We store the largest offset so we can continue to scan from there.
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std::map<std::string, std::pair<u64, TARHeader>> m_map{}; // Maps path to offset of file data and its header
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TARHeader read_header(u64 offset) const;
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public:
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tar_object(const fs::file& file);
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tar_object(utils::serial& ar);
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std::vector<std::string> get_filenames();
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std::unique_ptr<utils::serial> get_file(const std::string& path, std::string* new_file_path = nullptr);
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using process_func = std::function<bool(const fs::file&, std::string&, utils::serial&)>;
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// Extract all files in archive to destination (as VFS if is_vfs is true)
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// Allow to optionally specify explicit mount point (which may be directory meant for extraction)
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bool extract(const std::string& prefix_path = {}, bool is_vfs = false);
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static void save_directory(const std::string& src_dir, utils::serial& ar, const process_func& func = {}, std::vector<fs::dir_entry>&& = std::vector<fs::dir_entry>{}, bool has_evaluated_results = false, usz src_dir_pos = umax);
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};
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bool extract_tar(const std::string& file_path, const std::string& dir_path, fs::file file = {});
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