kabufuda/include/kabufuda/Directory.hpp

41 lines
979 B
C++

#pragma once
#include <array>
#include <cstdint>
#include "kabufuda/File.hpp"
namespace kabufuda {
class Directory {
friend class Card;
#pragma pack(push, 4)
union {
struct {
std::array<File, MaxFiles> m_files;
std::array<uint8_t, 0x3a> padding;
uint16_t m_updateCounter;
uint16_t m_checksum;
uint16_t m_checksumInv;
};
std::array<uint8_t, BlockSize> raw;
};
#pragma pack(pop)
void swapEndian();
void updateChecksum();
bool valid() const;
public:
Directory();
Directory(uint8_t data[BlockSize]);
~Directory() = default;
bool hasFreeFile() const;
int32_t numFreeFiles() const;
File* getFirstFreeFile(const char* game, const char* maker, const char* filename);
File* getFirstNonFreeFile(uint32_t start, const char* game, const char* maker);
File* getFile(const char* game, const char* maker, const char* filename);
File* getFile(uint32_t idx);
int32_t indexForFile(File* f);
};
} // namespace kabufuda