metaforce/DataSpec/DNAMP1/PAK.hpp

87 lines
2.2 KiB
C++

#ifndef __DNAMP1_PAK_HPP__
#define __DNAMP1_PAK_HPP__
#include <unordered_map>
#include <NOD/DiscBase.hpp>
#include "../DNACommon/DNACommon.hpp"
namespace Retro
{
namespace DNAMP1
{
struct PAK : BigDNA
{
bool m_useLzo;
PAK(bool useLzo) : m_useLzo(useLzo) {}
DECL_EXPLICIT_DNA
struct NameEntry : BigDNA
{
DECL_DNA
FourCC type;
UniqueID32 id;
Value<atUint32> nameLen;
String<DNA_COUNT(nameLen)> name;
};
struct Entry : BigDNA
{
DECL_DNA
Value<atUint32> compressed;
FourCC type;
UniqueID32 id;
Value<atUint32> size;
Value<atUint32> offset;
UniqueResult unique;
std::unique_ptr<atUint8[]> getBuffer(const NOD::DiscBase::IPartition::Node& pak, atUint64& szOut) const;
inline PAKEntryReadStream beginReadStream(const NOD::DiscBase::IPartition::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::vector<Entry> m_entries;
std::unordered_map<UniqueID32, Entry*> m_idMap;
std::unordered_map<std::string, Entry*> m_nameMap;
inline const Entry* lookupEntry(const UniqueID32& id) const
{
std::unordered_map<UniqueID32, Entry*>::const_iterator result = m_idMap.find(id);
if (result != m_idMap.end())
return result->second;
return nullptr;
}
inline const Entry* lookupEntry(const std::string& name) const
{
std::unordered_map<std::string, Entry*>::const_iterator result = m_nameMap.find(name);
if (result != m_nameMap.end())
return result->second;
return nullptr;
}
inline std::string bestEntryName(const Entry& entry) const
{
/* Prefer named entries first */
for (const NameEntry& nentry : m_nameEntries)
if (nentry.id == entry.id)
return nentry.name;
/* Otherwise return ID format string */
return entry.type.toString() + '_' + entry.id.toString();
}
typedef UniqueID32 IDType;
};
}
}
#endif // __DNAMP1_PAK_HPP__