metaforce/DataSpec/DNAMP3/PAK.hpp

76 lines
1.8 KiB
C++

#pragma once
#include <unordered_map>
#include <lzo/lzo1x.h>
#include <nod/DiscBase.hpp>
#include "DataSpec/DNACommon/PAK.hpp"
namespace DataSpec::DNAMP3
{
extern const hecl::FourCC CMPD;
struct PAK : BigDNA
{
bool m_noShare;
PAK(bool noShare) : m_noShare(noShare) {}
struct Header : BigDNA
{
AT_DECL_DNA
Value<atUint32> version;
Value<atUint32> headSz;
Value<atUint8> md5sum[16];
Seek<40, athena::Current> seek;
} m_header;
struct NameEntry : BigDNA
{
AT_DECL_DNA
String<-1> name;
DNAFourCC type;
UniqueID64 id;
};
struct Entry : BigDNA
{
AT_DECL_DNA
Value<atUint32> compressed;
DNAFourCC type;
UniqueID64 id;
Value<atUint32> size;
Value<atUint32> offset;
UniqueResult unique;
std::string name;
std::unique_ptr<atUint8[]> getBuffer(const nod::Node& pak, atUint64& szOut) const;
inline PAKEntryReadStream beginReadStream(const nod::Node& pak, atUint64 off=0) const
{
atUint64 sz;
std::unique_ptr<atUint8[]> buf = getBuffer(pak, sz);
return PAKEntryReadStream(std::move(buf), sz, off);
}
};
std::vector<NameEntry> m_nameEntries;
std::unordered_map<UniqueID64, Entry> m_entries;
std::vector<UniqueID64> m_firstEntries;
std::unordered_map<std::string, UniqueID64> m_nameMap;
std::unordered_set<UniqueID64> m_dupeMREAs;
AT_DECL_EXPLICIT_DNA
const Entry* lookupEntry(const UniqueID64& id) const;
const Entry* lookupEntry(std::string_view name) const;
std::string bestEntryName(const nod::Node& pakNode, const Entry& entry, bool& named) const;
bool mreaHasDupeResources(const UniqueID64& id) const
{ return m_dupeMREAs.find(id) != m_dupeMREAs.cend(); }
typedef UniqueID64 IDType;
};
}