dolphin/Source/Core/DiscIO/VolumeGC.cpp
2015-02-28 22:03:53 -05:00

164 lines
2.8 KiB
C++

// Copyright 2013 Dolphin Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#include <cstddef>
#include <memory>
#include <string>
#include <vector>
#include "Common/CommonTypes.h"
#include "Common/StringUtil.h"
#include "DiscIO/Blob.h"
#include "DiscIO/FileMonitor.h"
#include "DiscIO/Volume.h"
#include "DiscIO/VolumeGC.h"
namespace DiscIO
{
CVolumeGC::CVolumeGC(IBlobReader* _pReader)
: m_pReader(_pReader)
{}
CVolumeGC::~CVolumeGC()
{
}
bool CVolumeGC::Read(u64 _Offset, u64 _Length, u8* _pBuffer, bool decrypt) const
{
if (decrypt)
PanicAlertT("Tried to decrypt data from a non-Wii volume");
if (m_pReader == nullptr)
return false;
FileMon::FindFilename(_Offset);
return m_pReader->Read(_Offset, _Length, _pBuffer);
}
std::string CVolumeGC::GetUniqueID() const
{
static const std::string NO_UID("NO_UID");
if (m_pReader == nullptr)
return NO_UID;
char ID[7];
if (!Read(0, sizeof(ID), reinterpret_cast<u8*>(ID)))
{
PanicAlertT("Failed to read unique ID from disc image");
return NO_UID;
}
ID[6] = '\0';
return ID;
}
IVolume::ECountry CVolumeGC::GetCountry() const
{
if (!m_pReader)
return COUNTRY_UNKNOWN;
u8 country_code;
m_pReader->Read(3, 1, &country_code);
return CountrySwitch(country_code);
}
std::string CVolumeGC::GetMakerID() const
{
if (m_pReader == nullptr)
return std::string();
char makerID[3];
if (!Read(0x4, 0x2, (u8*)&makerID))
return std::string();
makerID[2] = '\0';
return makerID;
}
int CVolumeGC::GetRevision() const
{
if (!m_pReader)
return 0;
u8 revision;
if (!Read(7, 1, &revision))
return 0;
return revision;
}
std::vector<std::string> CVolumeGC::GetNames() const
{
std::vector<std::string> names;
auto const string_decoder = GetStringDecoder(GetCountry());
char name[0x60 + 1] = {};
if (m_pReader != nullptr && Read(0x20, 0x60, (u8*)name))
names.push_back(string_decoder(name));
return names;
}
u32 CVolumeGC::GetFSTSize() const
{
if (m_pReader == nullptr)
return 0;
u32 size;
if (!Read(0x428, 0x4, (u8*)&size))
return 0;
return Common::swap32(size);
}
std::string CVolumeGC::GetApploaderDate() const
{
if (m_pReader == nullptr)
return std::string();
char date[16];
if (!Read(0x2440, 0x10, (u8*)&date))
return std::string();
// Should be 0 already, but just in case
date[10] = '\0';
return date;
}
u64 CVolumeGC::GetSize() const
{
if (m_pReader)
return m_pReader->GetDataSize();
else
return 0;
}
u64 CVolumeGC::GetRawSize() const
{
if (m_pReader)
return m_pReader->GetRawSize();
else
return 0;
}
bool CVolumeGC::IsDiscTwo() const
{
u8 disc_two_check;
Read(6, 1, &disc_two_check);
return (disc_two_check == 1);
}
CVolumeGC::StringDecoder CVolumeGC::GetStringDecoder(ECountry country)
{
return (COUNTRY_JAPAN == country || COUNTRY_TAIWAN == country) ?
SHIFTJISToUTF8 : CP1252ToUTF8;
}
} // namespace