115 lines
3.4 KiB
C++
115 lines
3.4 KiB
C++
// Copyright 2009 Dolphin Emulator Project
|
|
// Licensed under GPLv2+
|
|
// Refer to the license.txt file included.
|
|
|
|
#include "DiscIO/Volume.h"
|
|
|
|
#include <algorithm>
|
|
#include <map>
|
|
#include <memory>
|
|
#include <optional>
|
|
#include <string>
|
|
#include <utility>
|
|
#include <vector>
|
|
|
|
#include "Common/ColorUtil.h"
|
|
#include "Common/CommonTypes.h"
|
|
#include "Common/File.h"
|
|
#include "Common/FileUtil.h"
|
|
#include "Common/NandPaths.h"
|
|
#include "Common/StringUtil.h"
|
|
#include "Common/Swap.h"
|
|
|
|
#include "DiscIO/Blob.h"
|
|
#include "DiscIO/Enums.h"
|
|
#include "DiscIO/VolumeGC.h"
|
|
#include "DiscIO/VolumeWad.h"
|
|
#include "DiscIO/VolumeWii.h"
|
|
|
|
namespace DiscIO
|
|
{
|
|
static const unsigned int WII_BANNER_WIDTH = 192;
|
|
static const unsigned int WII_BANNER_HEIGHT = 64;
|
|
static const unsigned int WII_BANNER_SIZE = WII_BANNER_WIDTH * WII_BANNER_HEIGHT * 2;
|
|
static const unsigned int WII_BANNER_OFFSET = 0xA0;
|
|
|
|
const IOS::ES::TicketReader Volume::INVALID_TICKET{};
|
|
const IOS::ES::TMDReader Volume::INVALID_TMD{};
|
|
|
|
std::vector<u32> Volume::GetWiiBanner(int* width, int* height, u64 title_id)
|
|
{
|
|
*width = 0;
|
|
*height = 0;
|
|
|
|
const std::string file_name =
|
|
Common::GetTitleDataPath(title_id, Common::FROM_CONFIGURED_ROOT) + "banner.bin";
|
|
|
|
File::IOFile file(file_name, "rb");
|
|
if (file.GetSize() < WII_BANNER_OFFSET + WII_BANNER_SIZE)
|
|
return std::vector<u32>();
|
|
|
|
if (!file.Seek(WII_BANNER_OFFSET, SEEK_SET))
|
|
return std::vector<u32>();
|
|
|
|
std::vector<u8> banner_file(WII_BANNER_SIZE);
|
|
if (!file.ReadBytes(banner_file.data(), banner_file.size()))
|
|
return std::vector<u32>();
|
|
|
|
std::vector<u32> image_buffer(WII_BANNER_WIDTH * WII_BANNER_HEIGHT);
|
|
ColorUtil::decode5A3image(image_buffer.data(), (u16*)banner_file.data(), WII_BANNER_WIDTH,
|
|
WII_BANNER_HEIGHT);
|
|
|
|
*width = WII_BANNER_WIDTH;
|
|
*height = WII_BANNER_HEIGHT;
|
|
return image_buffer;
|
|
}
|
|
|
|
std::map<Language, std::string> Volume::ReadWiiNames(const std::vector<u8>& data)
|
|
{
|
|
std::map<Language, std::string> names;
|
|
for (size_t i = 0; i < NUMBER_OF_LANGUAGES; ++i)
|
|
{
|
|
size_t name_start = NAME_BYTES_LENGTH * i;
|
|
size_t name_end = name_start + NAME_BYTES_LENGTH;
|
|
if (data.size() >= name_end)
|
|
{
|
|
u16* temp = (u16*)(data.data() + name_start);
|
|
std::wstring out_temp(NAME_STRING_LENGTH, '\0');
|
|
std::transform(temp, temp + out_temp.size(), out_temp.begin(), (u16(&)(u16))Common::swap16);
|
|
out_temp.erase(std::find(out_temp.begin(), out_temp.end(), 0x00), out_temp.end());
|
|
std::string name = UTF16ToUTF8(out_temp);
|
|
if (!name.empty())
|
|
names[static_cast<Language>(i)] = name;
|
|
}
|
|
}
|
|
return names;
|
|
}
|
|
|
|
std::unique_ptr<Volume> CreateVolumeFromFilename(const std::string& filename)
|
|
{
|
|
std::unique_ptr<BlobReader> reader(CreateBlobReader(filename));
|
|
if (reader == nullptr)
|
|
return nullptr;
|
|
|
|
// Check for Wii
|
|
const std::optional<u32> wii_magic = reader->ReadSwapped<u32>(0x18);
|
|
if (wii_magic == u32(0x5D1C9EA3))
|
|
return std::make_unique<VolumeWii>(std::move(reader));
|
|
|
|
// Check for WAD
|
|
// 0x206962 for boot2 wads
|
|
const std::optional<u32> wad_magic = reader->ReadSwapped<u32>(0x02);
|
|
if (wad_magic == u32(0x00204973) || wad_magic == u32(0x00206962))
|
|
return std::make_unique<VolumeWAD>(std::move(reader));
|
|
|
|
// Check for GC
|
|
const std::optional<u32> gc_magic = reader->ReadSwapped<u32>(0x1C);
|
|
if (gc_magic == u32(0xC2339F3D))
|
|
return std::make_unique<VolumeGC>(std::move(reader));
|
|
|
|
// No known magic words found
|
|
return nullptr;
|
|
}
|
|
|
|
} // namespace
|