bool CNANDContentLoader::Initialize(const std::string& name)
{
if (name.empty())
return false;
m_Path = name;
WiiWAD wad(name);
std::vector<u8> data_app;
std::vector<u8> tmd;
std::vector<u8> decrypted_title_key;
if (wad.IsValid())
{
m_IsWAD = true;
m_Ticket = wad.GetTicket();
decrypted_title_key = GetKeyFromTicket(m_Ticket);
tmd = wad.GetTMD();
data_app = wad.GetDataApp();
}
else
{
std::string tmd_filename(m_Path);
if (tmd_filename.back() == '/')
tmd_filename += "title.tmd";
else
m_Path = tmd_filename.substr(0, tmd_filename.find("title.tmd"));
File::IOFile tmd_file(tmd_filename, "rb");
if (!tmd_file)
{
WARN_LOG(DISCIO, "CreateFromDirectory: error opening %s", tmd_filename.c_str());
return false;
}
tmd.resize(static_cast<size_t>(File::GetSize(tmd_filename)));
tmd_file.ReadBytes(tmd.data(), tmd.size());
}
std::copy(&tmd[0], &tmd[TMD_HEADER_SIZE], m_TMDHeader);
std::copy(&tmd[0x180], &tmd[0x180 + TMD_VIEW_SIZE], m_TMDView);
m_TitleVersion = Common::swap16(&tmd[0x01DC]);
m_NumEntries = Common::swap16(&tmd[0x01DE]);
m_BootIndex = Common::swap16(&tmd[0x01E0]);
m_TitleID = Common::swap64(&tmd[0x018C]);
m_IosVersion = Common::swap16(&tmd[0x018A]);
m_Country = static_cast<u8>(m_TitleID & 0xFF);
if (m_Country == 2) // SYSMENU
m_Country = GetSysMenuRegion(m_TitleVersion);
InitializeContentEntries(tmd, decrypted_title_key, data_app);
return true;
}
bool CNANDContentLoader::Initialize(const std::string& _rName)
{
if (_rName.empty())
return false;
m_Path = _rName;
WiiWAD Wad(_rName);
u8* pDataApp = nullptr;
u8* pTMD = nullptr;
u8 DecryptTitleKey[16];
u8 IV[16];
if (Wad.IsValid())
{
m_isWAD = true;
m_TIKSize = Wad.GetTicketSize();
m_TIK = new u8[m_TIKSize];
memcpy(m_TIK, Wad.GetTicket(), m_TIKSize);
GetKeyFromTicket(m_TIK, DecryptTitleKey);
u32 pTMDSize = Wad.GetTMDSize();
pTMD = new u8[pTMDSize];
memcpy(pTMD, Wad.GetTMD(), pTMDSize);
pDataApp = Wad.GetDataApp();
}
else
{
std::string TMDFileName(m_Path);
if ('/' == *TMDFileName.rbegin())
TMDFileName += "title.tmd";
else
m_Path = TMDFileName.substr(0, TMDFileName.find("title.tmd"));
File::IOFile pTMDFile(TMDFileName, "rb");
if (!pTMDFile)
{
WARN_LOG(DISCIO, "CreateFromDirectory: error opening %s",
TMDFileName.c_str());
return false;
}
u32 pTMDSize = (u32)File::GetSize(TMDFileName);
pTMD = new u8[pTMDSize];
pTMDFile.ReadBytes(pTMD, (size_t)pTMDSize);
pTMDFile.Close();
}
memcpy(m_TMDView, pTMD + 0x180, TMD_VIEW_SIZE);
memcpy(m_TMDHeader, pTMD, TMD_HEADER_SIZE);
m_TitleVersion = Common::swap16(pTMD + 0x01dc);
m_numEntries = Common::swap16(pTMD + 0x01de);
m_BootIndex = Common::swap16(pTMD + 0x01e0);
m_TitleID = Common::swap64(pTMD + 0x018c);
m_IosVersion = Common::swap16(pTMD + 0x018a);
m_Country = *(u8*)&m_TitleID;
if (m_Country == 2) // SYSMENU
m_Country = GetSysMenuRegion(m_TitleVersion);
m_Content.resize(m_numEntries);
for (u32 i=0; i<m_numEntries; i++)
{
SNANDContent& rContent = m_Content[i];
rContent.m_ContentID = Common::swap32(pTMD + 0x01e4 + 0x24*i);
rContent.m_Index = Common::swap16(pTMD + 0x01e8 + 0x24*i);
rContent.m_Type = Common::swap16(pTMD + 0x01ea + 0x24*i);
rContent.m_Size= (u32)Common::swap64(pTMD + 0x01ec + 0x24*i);
memcpy(rContent.m_SHA1Hash, pTMD + 0x01f4 + 0x24*i, 20);
memcpy(rContent.m_Header, pTMD + 0x01e4 + 0x24*i, 36);
if (m_isWAD)
{
u32 RoundedSize = ROUND_UP(rContent.m_Size, 0x40);
rContent.m_pData = new u8[RoundedSize];
memset(IV, 0, sizeof IV);
memcpy(IV, pTMD + 0x01e8 + 0x24*i, 2);
AESDecode(DecryptTitleKey, IV, pDataApp, RoundedSize, rContent.m_pData);
pDataApp += RoundedSize;
continue;
}
rContent.m_pData = nullptr;
if (rContent.m_Type & 0x8000) // shared app
{
rContent.m_Filename = CSharedContent::AccessInstance().GetFilenameFromSHA1(rContent.m_SHA1Hash);
}
else
{
rContent.m_Filename = StringFromFormat("%s/%08x.app", m_Path.c_str(), rContent.m_ContentID);
}
// Be graceful about incorrect tmds.
if (File::Exists(rContent.m_Filename))
{
rContent.m_Size = (u32) File::GetSize(rContent.m_Filename);
}
}
delete [] pTMD;
return true;
}
