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ImHex/lib/libimhex/include/hex/helpers/tar.hpp

62 lines
1.7 KiB
C++

#pragma once
#include <hex.hpp>
#include <hex/helpers/fs.hpp>
#include <memory>
struct mtar_t;
namespace hex {
class Tar {
public:
enum class Mode {
Read,
Write,
Create
};
Tar() = default;
Tar(const std::fs::path &path, Mode mode);
~Tar();
Tar(const Tar&) = delete;
Tar(Tar&&) noexcept;
Tar &operator=(Tar &&other) noexcept;
void close();
/**
* @brief get the error string explaining the error that occured when opening the file.
* This error is a combination of the tar error and the native file open error
*/
std::string getOpenErrorString() const;
[[nodiscard]] std::vector<u8> readVector(const std::fs::path &path) const;
[[nodiscard]] std::string readString(const std::fs::path &path) const;
void writeVector(const std::fs::path &path, const std::vector<u8> &data) const;
void writeString(const std::fs::path &path, const std::string &data) const;
[[nodiscard]] std::vector<std::fs::path> listEntries(const std::fs::path &basePath = "/") const;
[[nodiscard]] bool contains(const std::fs::path &path) const;
void extract(const std::fs::path &path, const std::fs::path &outputPath) const;
void extractAll(const std::fs::path &outputPath) const;
[[nodiscard]] bool isValid() const { return m_valid; }
private:
std::unique_ptr<mtar_t> m_ctx;
std::fs::path m_path;
bool m_valid = false;
// These will be updated when the constructor is called
int m_tarOpenErrno = 0;
int m_fileOpenErrno = 0;
};
}