VoxelEngine/src/files/files.hpp
2024-05-31 08:33:37 +03:00

71 lines
2.1 KiB
C++

#ifndef FILES_FILES_HPP_
#define FILES_FILES_HPP_
#include <string>
#include <vector>
#include <memory>
#include <fstream>
#include <filesystem>
#include "../typedefs.hpp"
namespace fs = std::filesystem;
namespace dynamic {
class Map;
}
namespace files {
/// @brief Read-only random access file
class rafile {
std::ifstream file;
size_t filelength;
public:
rafile(fs::path filename);
void seekg(std::streampos pos);
void read(char* buffer, std::streamsize size);
size_t length() const;
};
/// @brief Write bytes array to the file without any extra data
/// @param file target file
/// @param data data bytes array
/// @param size size of data bytes array
bool write_bytes(fs::path file, const ubyte* data, size_t size);
/// @brief Append bytes array to the file without any extra data
/// @param file target file
/// @param data data bytes array
/// @param size size of data bytes array
uint append_bytes(fs::path file, const ubyte* data, size_t size);
/// @brief Write string to the file
bool write_string(fs::path filename, const std::string content);
/// @brief Write dynamic data to the JSON file
/// @param nice if true, human readable format will be used, otherwise minimal
bool write_json(fs::path filename, const dynamic::Map* obj, bool nice=true);
/// @brief Write dynamic data to the binary JSON file
/// (see src/coders/binary_json_spec.md)
/// @param compressed use gzip compression
bool write_binary_json(
fs::path filename,
const dynamic::Map* obj,
bool compressed=false
);
bool read(fs::path, char* data, size_t size);
std::unique_ptr<ubyte[]> read_bytes(fs::path, size_t& length);
std::string read_string(fs::path filename);
/// @brief Read JSON or BJSON file
/// @param file *.json or *.bjson file
std::shared_ptr<dynamic::Map> read_json(fs::path file);
std::shared_ptr<dynamic::Map> read_binary_json(fs::path file);
std::shared_ptr<dynamic::Map> read_toml(fs::path file);
std::vector<std::string> read_list(fs::path file);
}
#endif /* FILES_FILES_HPP_ */