mirror of https://github.com/AxioDL/nod.git
259 lines
8.8 KiB
C++
259 lines
8.8 KiB
C++
#ifndef __NOD_DISC_BASE__
|
|
#define __NOD_DISC_BASE__
|
|
|
|
#include <vector>
|
|
#include <memory>
|
|
#include <string>
|
|
#include <stdio.h>
|
|
#include <stdint.h>
|
|
#include "Util.hpp"
|
|
#include "IDiscIO.hpp"
|
|
#include "IFileIO.hpp"
|
|
|
|
namespace NOD
|
|
{
|
|
|
|
class DiscBase
|
|
{
|
|
public:
|
|
virtual ~DiscBase() {}
|
|
struct Header
|
|
{
|
|
char gameID[6];
|
|
char discNum;
|
|
char discVersion;
|
|
char audioStreaming;
|
|
char streamBufSz;
|
|
char unk[14];
|
|
uint32_t wiiMagic;
|
|
uint32_t gcnMagic;
|
|
char gameTitle[64];
|
|
|
|
Header(IDiscIO& dio)
|
|
{
|
|
std::unique_ptr<IDiscIO::IReadStream> s = dio.beginReadStream(0);
|
|
s->read(this, sizeof(*this));
|
|
wiiMagic = SBig(wiiMagic);
|
|
gcnMagic = SBig(gcnMagic);
|
|
}
|
|
};
|
|
|
|
class FSTNode
|
|
{
|
|
uint32_t typeAndNameOffset;
|
|
uint32_t offset;
|
|
uint32_t length;
|
|
public:
|
|
inline bool isDir() const {return ((SBig(typeAndNameOffset) >> 24) != 0);}
|
|
inline uint32_t getNameOffset() const {return SBig(typeAndNameOffset) & 0xffffff;}
|
|
inline uint32_t getOffset() const {return SBig(offset);}
|
|
inline uint32_t getLength() const {return SBig(length);}
|
|
};
|
|
|
|
class IPartition
|
|
{
|
|
public:
|
|
virtual ~IPartition() {}
|
|
enum Kind
|
|
{
|
|
PART_DATA,
|
|
PART_UPDATE,
|
|
PART_CHANNEL
|
|
};
|
|
struct DOLHeader
|
|
{
|
|
uint32_t textOff[7];
|
|
uint32_t dataOff[11];
|
|
uint32_t textStarts[7];
|
|
uint32_t dataStarts[11];
|
|
uint32_t textSizes[7];
|
|
uint32_t dataSizes[11];
|
|
uint32_t bssStart;
|
|
uint32_t bssSize;
|
|
uint32_t entryPoint;
|
|
};
|
|
|
|
class Node
|
|
{
|
|
public:
|
|
enum Kind
|
|
{
|
|
NODE_FILE,
|
|
NODE_DIRECTORY
|
|
};
|
|
private:
|
|
friend class IPartition;
|
|
const IPartition& m_parent;
|
|
Kind m_kind;
|
|
|
|
uint64_t m_discOffset;
|
|
uint64_t m_discLength;
|
|
std::string m_name;
|
|
|
|
std::vector<Node>::iterator m_childrenBegin;
|
|
std::vector<Node>::iterator m_childrenEnd;
|
|
|
|
public:
|
|
Node(const IPartition& parent, const FSTNode& node, const char* name)
|
|
: m_parent(parent),
|
|
m_kind(node.isDir() ? NODE_DIRECTORY : NODE_FILE),
|
|
m_discOffset(parent.normalizeOffset(node.getOffset())),
|
|
m_discLength(node.getLength()),
|
|
m_name(name) {}
|
|
inline Kind getKind() const {return m_kind;}
|
|
inline const std::string& getName() const {return m_name;}
|
|
inline uint64_t size() const {return m_discLength;}
|
|
std::unique_ptr<IPartReadStream> beginReadStream(uint64_t offset=0) const
|
|
{
|
|
if (m_kind != NODE_FILE)
|
|
{
|
|
LogModule.report(LogVisor::Error, "unable to stream a non-file %s", m_name.c_str());
|
|
return std::unique_ptr<IPartReadStream>();
|
|
}
|
|
return m_parent.beginReadStream(m_discOffset + offset);
|
|
}
|
|
std::unique_ptr<uint8_t[]> getBuf() const
|
|
{
|
|
if (m_kind != NODE_FILE)
|
|
{
|
|
LogModule.report(LogVisor::Error, "unable to buffer a non-file %s", m_name.c_str());
|
|
return std::unique_ptr<uint8_t[]>();
|
|
}
|
|
uint8_t* buf = new uint8_t[m_discLength];
|
|
beginReadStream()->read(buf, m_discLength);
|
|
return std::unique_ptr<uint8_t[]>(buf);
|
|
}
|
|
inline std::vector<Node>::iterator rawBegin() const {return m_childrenBegin;}
|
|
inline std::vector<Node>::iterator rawEnd() const {return m_childrenEnd;}
|
|
|
|
class DirectoryIterator : std::iterator<std::forward_iterator_tag, Node>
|
|
{
|
|
friend class Node;
|
|
std::vector<Node>::iterator m_it;
|
|
DirectoryIterator(const std::vector<Node>::iterator& it)
|
|
: m_it(it) {}
|
|
public:
|
|
inline bool operator!=(const DirectoryIterator& other) {return m_it != other.m_it;}
|
|
inline bool operator==(const DirectoryIterator& other) {return m_it == other.m_it;}
|
|
inline DirectoryIterator& operator++()
|
|
{
|
|
if (m_it->m_kind == NODE_DIRECTORY)
|
|
m_it = m_it->rawEnd();
|
|
else
|
|
++m_it;
|
|
return *this;
|
|
}
|
|
inline Node& operator*() {return *m_it;}
|
|
inline Node* operator->() {return &*m_it;}
|
|
};
|
|
inline DirectoryIterator begin() const {return DirectoryIterator(m_childrenBegin);}
|
|
inline DirectoryIterator end() const {return DirectoryIterator(m_childrenEnd);}
|
|
inline DirectoryIterator find(const std::string& name) const
|
|
{
|
|
if (m_kind == NODE_DIRECTORY)
|
|
{
|
|
DirectoryIterator it=begin();
|
|
for (; it != end() ; ++it)
|
|
{
|
|
if (!it->getName().compare(name))
|
|
return it;
|
|
}
|
|
return it;
|
|
}
|
|
return end();
|
|
}
|
|
|
|
bool extractToDirectory(const SystemString& basePath, bool force=false) const;
|
|
};
|
|
protected:
|
|
uint64_t m_dolOff;
|
|
uint64_t m_fstOff;
|
|
uint64_t m_fstSz;
|
|
uint64_t m_apploaderSz;
|
|
std::vector<Node> m_nodes;
|
|
void parseFST(IPartReadStream& s);
|
|
|
|
DOLHeader m_dolHead;
|
|
uint64_t m_dolSz;
|
|
void parseDOL(IPartReadStream& s);
|
|
|
|
const DiscBase& m_parent;
|
|
Kind m_kind;
|
|
uint64_t m_offset;
|
|
public:
|
|
IPartition(const DiscBase& parent, Kind kind, uint64_t offset)
|
|
: m_parent(parent), m_kind(kind), m_offset(offset) {}
|
|
virtual uint64_t normalizeOffset(uint64_t anOffset) const {return anOffset;}
|
|
inline Kind getKind() const {return m_kind;}
|
|
virtual std::unique_ptr<IPartReadStream> beginReadStream(uint64_t offset=0) const=0;
|
|
inline std::unique_ptr<IPartReadStream> beginDOLReadStream(uint64_t offset=0) const
|
|
{return beginReadStream(m_dolOff + offset);}
|
|
inline std::unique_ptr<IPartReadStream> beginFSTReadStream(uint64_t offset=0) const
|
|
{return beginReadStream(m_fstOff + offset);}
|
|
inline std::unique_ptr<IPartReadStream> beginApploaderReadStream(uint64_t offset=0) const
|
|
{return beginReadStream(0x2440 + offset);}
|
|
inline const Node& getFSTRoot() const {return m_nodes[0];}
|
|
inline Node& getFSTRoot() {return m_nodes[0];}
|
|
bool extractToDirectory(const SystemString& path, bool force=false);
|
|
|
|
inline uint64_t getDOLSize() const {return m_dolSz;}
|
|
inline std::unique_ptr<uint8_t[]> getDOLBuf() const
|
|
{
|
|
std::unique_ptr<uint8_t[]> buf(new uint8_t[m_dolSz]);
|
|
beginDOLReadStream()->read(buf.get(), m_dolSz);
|
|
return buf;
|
|
}
|
|
|
|
inline uint64_t getFSTSize() const {return m_fstSz;}
|
|
inline std::unique_ptr<uint8_t[]> getFSTBuf() const
|
|
{
|
|
std::unique_ptr<uint8_t[]> buf(new uint8_t[m_fstSz]);
|
|
beginFSTReadStream()->read(buf.get(), m_fstSz);
|
|
return buf;
|
|
}
|
|
|
|
inline uint64_t getApploaderSize() const {return m_apploaderSz;}
|
|
inline std::unique_ptr<uint8_t[]> getApploaderBuf() const
|
|
{
|
|
std::unique_ptr<uint8_t[]> buf(new uint8_t[m_apploaderSz]);
|
|
beginApploaderReadStream()->read(buf.get(), m_apploaderSz);
|
|
return buf;
|
|
}
|
|
};
|
|
|
|
protected:
|
|
std::unique_ptr<IDiscIO> m_discIO;
|
|
Header m_header;
|
|
std::vector<std::unique_ptr<IPartition>> m_partitions;
|
|
public:
|
|
DiscBase(std::unique_ptr<IDiscIO>&& dio)
|
|
: m_discIO(std::move(dio)), m_header(*m_discIO) {}
|
|
|
|
virtual bool commit()=0;
|
|
inline const Header& getHeader() const {return m_header;}
|
|
inline const IDiscIO& getDiscIO() const {return *m_discIO;}
|
|
inline IPartition* getDataPartition()
|
|
{
|
|
for (const std::unique_ptr<IPartition>& part : m_partitions)
|
|
if (part->getKind() == IPartition::PART_DATA)
|
|
return part.get();
|
|
return nullptr;
|
|
}
|
|
inline IPartition* getUpdatePartition()
|
|
{
|
|
for (const std::unique_ptr<IPartition>& part : m_partitions)
|
|
if (part->getKind() == IPartition::PART_UPDATE)
|
|
return part.get();
|
|
return nullptr;
|
|
}
|
|
inline void extractToDirectory(const SystemString& path, bool force=false)
|
|
{
|
|
for (std::unique_ptr<IPartition>& part : m_partitions)
|
|
part->extractToDirectory(path, force);
|
|
}
|
|
};
|
|
|
|
}
|
|
|
|
#endif // __NOD_DISC_BASE__
|