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#pragma once
#include <cstddef>
#include <cstdint>
#include <functional>
#include <vector>
namespace ArchiveEx
{
static constexpr std::size_t NAMELEN {64};
struct Entry
{
char name[NAMELEN];
std::uint32_t original_size;
std::uint32_t compressed_size;
std::uint32_t offset;
};
class Archive
{
public:
explicit Archive(const char* path, bool create=false);
int Extract(int index, std::uint8_t*& buffer, bool null_terminated=false) const;
int Extract(const char* filepath, std::uint8_t*& buffer, bool null_terminated=false) const;
int Find(const char* filepath) const;
int Insert(const char* filepath);
void WriteMeta(bool create=false);
void GenerateBlockMap();
std::size_t FindFreeSpot(std::size_t bytes) const;
void ForEachEntry(std::function<void(const char*)> func) const;
void ForEachBlock(std::function<void(const char*)> func) const;
std::size_t DirectoryBlocks() const;
private:
const char* path;
std::size_t directory_offset;
std::vector<Entry> entries;
std::vector<int> blocks;
};
} // namespace ArchiveEx
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