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Merge pull request #1817 from linkmauve/smdh-stuff

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Improve SMDH support in loaders and frontends
This commit is contained in:
bunnei 2016-05-25 16:40:36 -04:00
commit f50a32bfce
14 changed files with 229 additions and 167 deletions
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8
src/citra/citra.cpp
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@ -114,7 +114,13 @@ int main(int argc, char **argv) {
System::Init(emu_window.get());
SCOPE_EXIT({ System::Shutdown(); });
Loader::ResultStatus load_result = Loader::LoadFile(boot_filename);
std::unique_ptr<Loader::AppLoader> loader = Loader::GetLoader(boot_filename);
if (!loader) {
LOG_CRITICAL(Frontend, "Failed to obtain loader for %s!", boot_filename.c_str());
return -1;
}
Loader::ResultStatus load_result = loader->Load();
if (Loader::ResultStatus::Success != load_result) {
LOG_CRITICAL(Frontend, "Failed to load ROM (Error %i)!", load_result);
return -1;

22
src/citra_qt/game_list.cpp
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@ -132,30 +132,16 @@ void GameListWorker::AddFstEntriesToGameList(const std::string& dir_path, bool d
if (deep_scan && FileUtil::IsDirectory(physical_name)) {
AddFstEntriesToGameList(physical_name, true);
} else {
std::string filename_filename, filename_extension;
Common::SplitPath(physical_name, nullptr, &filename_filename, &filename_extension);
Loader::FileType guessed_filetype = Loader::GuessFromExtension(filename_extension);
if (guessed_filetype == Loader::FileType::Unknown)
std::unique_ptr<Loader::AppLoader> loader = Loader::GetLoader(physical_name);
if (!loader)
return true;
Loader::FileType filetype = Loader::IdentifyFile(physical_name);
if (filetype == Loader::FileType::Unknown) {
LOG_WARNING(Frontend, "File %s is of indeterminate type and is possibly corrupted.", physical_name.c_str());
return true;
}
if (guessed_filetype != filetype) {
LOG_WARNING(Frontend, "Filetype and extension of file %s do not match.", physical_name.c_str());
}
std::vector<u8> smdh;
std::unique_ptr<Loader::AppLoader> loader = Loader::GetLoader(FileUtil::IOFile(physical_name, "rb"), filetype, filename_filename, physical_name);
if (loader)
loader->ReadIcon(smdh);
loader->ReadIcon(smdh);
emit EntryReady({
new GameListItemPath(QString::fromStdString(physical_name), smdh),
new GameListItem(QString::fromStdString(Loader::GetFileTypeString(filetype))),
new GameListItem(QString::fromStdString(Loader::GetFileTypeString(loader->GetFileType()))),
new GameListItemSize(FileUtil::GetSize(physical_name)),
});
}

53
src/citra_qt/game_list_p.h
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@ -15,52 +15,21 @@
#include "common/string_util.h"
#include "common/color.h"
#include "core/loader/loader.h"
#include "core/loader/smdh.h"
#include "video_core/utils.h"
/**
* Tests if data is a valid SMDH by its length and magic number.
* @param smdh_data data buffer to test
* @return bool test result
*/
static bool IsValidSMDH(const std::vector<u8>& smdh_data) {
if (smdh_data.size() < sizeof(Loader::SMDH))
return false;
u32 magic;
memcpy(&magic, smdh_data.data(), 4);
return Loader::MakeMagic('S', 'M', 'D', 'H') == magic;
}
/**
* Gets game icon from SMDH
* @param sdmh SMDH data
* @param large If true, returns large icon (48x48), otherwise returns small icon (24x24)
* @return QPixmap game icon
*/
static QPixmap GetIconFromSMDH(const Loader::SMDH& smdh, bool large) {
u32 size;
const u8* icon_data;
if (large) {
size = 48;
icon_data = smdh.large_icon.data();
} else {
size = 24;
icon_data = smdh.small_icon.data();
}
QImage icon(size, size, QImage::Format::Format_RGB888);
for (u32 x = 0; x < size; ++x) {
for (u32 y = 0; y < size; ++y) {
u32 coarse_y = y & ~7;
auto v = Color::DecodeRGB565(
icon_data + VideoCore::GetMortonOffset(x, y, 2) + coarse_y * size * 2);
icon.setPixel(x, y, qRgb(v.r(), v.g(), v.b()));
}
}
static QPixmap GetQPixmapFromSMDH(const Loader::SMDH& smdh, bool large) {
std::vector<u16> icon_data = smdh.GetIcon(large);
const uchar* data = reinterpret_cast<const uchar*>(icon_data.data());
int size = large ? 48 : 24;
QImage icon(data, size, size, QImage::Format::Format_RGB16);
return QPixmap::fromImage(icon);
}
@ -82,8 +51,8 @@ static QPixmap GetDefaultIcon(bool large) {
* @param language title language
* @return QString short title
*/
static QString GetShortTitleFromSMDH(const Loader::SMDH& smdh, Loader::SMDH::TitleLanguage language) {
return QString::fromUtf16(smdh.titles[static_cast<int>(language)].short_title.data());
static QString GetQStringShortTitleFromSMDH(const Loader::SMDH& smdh, Loader::SMDH::TitleLanguage language) {
return QString::fromUtf16(smdh.GetShortTitle(language).data());
}
class GameListItem : public QStandardItem {
@ -112,7 +81,7 @@ public:
{
setData(game_path, FullPathRole);
if (!IsValidSMDH(smdh_data)) {
if (!Loader::IsValidSMDH(smdh_data)) {
// SMDH is not valid, set a default icon
setData(GetDefaultIcon(true), Qt::DecorationRole);
return;
@ -122,10 +91,10 @@ public:
memcpy(&smdh, smdh_data.data(), sizeof(Loader::SMDH));
// Get icon from SMDH
setData(GetIconFromSMDH(smdh, true), Qt::DecorationRole);
setData(GetQPixmapFromSMDH(smdh, true), Qt::DecorationRole);
// Get title form SMDH
setData(GetShortTitleFromSMDH(smdh, Loader::SMDH::TitleLanguage::English), TitleRole);
setData(GetQStringShortTitleFromSMDH(smdh, Loader::SMDH::TitleLanguage::English), TitleRole);
}
QVariant data(int role) const override {

10
src/citra_qt/main.cpp
View File

@ -272,7 +272,15 @@ bool GMainWindow::InitializeSystem() {
}
bool GMainWindow::LoadROM(const std::string& filename) {
Loader::ResultStatus result = Loader::LoadFile(filename);
std::unique_ptr<Loader::AppLoader> app_loader = Loader::GetLoader(filename);
if (!app_loader) {
LOG_CRITICAL(Frontend, "Failed to obtain loader for %s!", filename.c_str());
QMessageBox::critical(this, tr("Error while loading ROM!"),
tr("The ROM format is not supported."));
return false;
}
Loader::ResultStatus result = app_loader->Load();
if (Loader::ResultStatus::Success != result) {
LOG_CRITICAL(Frontend, "Failed to load ROM!");
System::Shutdown();

2
src/core/CMakeLists.txt
View File

@ -121,6 +121,7 @@ set(SRCS
loader/elf.cpp
loader/loader.cpp
loader/ncch.cpp
loader/smdh.cpp
tracer/recorder.cpp
memory.cpp
settings.cpp
@ -256,6 +257,7 @@ set(HEADERS
loader/elf.h
loader/loader.h
loader/ncch.h
loader/smdh.h
tracer/recorder.h
tracer/citrace.h
memory.h

3
src/core/loader/3dsx.cpp
View File

@ -10,6 +10,7 @@
#include "core/file_sys/archive_romfs.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/resource_limit.h"
#include "core/hle/service/fs/archive.h"
#include "core/loader/3dsx.h"
#include "core/memory.h"
@ -263,6 +264,8 @@ ResultStatus AppLoader_THREEDSX::Load() {
Kernel::g_current_process->Run(48, Kernel::DEFAULT_STACK_SIZE);
Service::FS::RegisterArchiveType(std::make_unique<FileSys::ArchiveFactory_RomFS>(*this), Service::FS::ArchiveIdCode::RomFS);
is_loaded = true;
return ResultStatus::Success;
}

8
src/core/loader/3dsx.h
View File

@ -27,6 +27,14 @@ public:
*/
static FileType IdentifyType(FileUtil::IOFile& file);
/**
* Returns the type of this file
* @return FileType corresponding to the loaded file
*/
FileType GetFileType() override {
return IdentifyType(file);
}
/**
* Load the bootable file
* @return ResultStatus result of function

8
src/core/loader/elf.h
View File

@ -27,6 +27,14 @@ public:
*/
static FileType IdentifyType(FileUtil::IOFile& file);
/**
* Returns the type of this file
* @return FileType corresponding to the loaded file
*/
FileType GetFileType() override {
return IdentifyType(file);
}
/**
* Load the bootable file
* @return ResultStatus result of function

60
src/core/loader/loader.cpp
View File

@ -8,9 +8,7 @@
#include "common/logging/log.h"
#include "common/string_util.h"
#include "core/file_sys/archive_romfs.h"
#include "core/hle/kernel/process.h"
#include "core/hle/service/fs/archive.h"
#include "core/loader/3dsx.h"
#include "core/loader/elf.h"
#include "core/loader/ncch.h"
@ -67,6 +65,9 @@ FileType GuessFromExtension(const std::string& extension_) {
if (extension == ".3dsx")
return FileType::THREEDSX;
if (extension == ".cia")
return FileType::CIA;
return FileType::Unknown;
}
@ -90,7 +91,15 @@ const char* GetFileTypeString(FileType type) {
return "unknown";
}
std::unique_ptr<AppLoader> GetLoader(FileUtil::IOFile&& file, FileType type,
/**
* Get a loader for a file with a specific type
* @param file The file to load
* @param type The type of the file
* @param filename the file name (without path)
* @param filepath the file full path (with name)
* @return std::unique_ptr<AppLoader> a pointer to a loader object; nullptr for unsupported type
*/
static std::unique_ptr<AppLoader> GetFileLoader(FileUtil::IOFile&& file, FileType type,
const std::string& filename, const std::string& filepath) {
switch (type) {
@ -108,15 +117,15 @@ std::unique_ptr<AppLoader> GetLoader(FileUtil::IOFile&& file, FileType type,
return std::make_unique<AppLoader_NCCH>(std::move(file), filepath);
default:
return std::unique_ptr<AppLoader>();
return nullptr;
}
}
ResultStatus LoadFile(const std::string& filename) {
std::unique_ptr<AppLoader> GetLoader(const std::string& filename) {
FileUtil::IOFile file(filename, "rb");
if (!file.IsOpen()) {
LOG_ERROR(Loader, "Failed to load file %s", filename.c_str());
return ResultStatus::Error;
return nullptr;
}
std::string filename_filename, filename_extension;
@ -133,44 +142,7 @@ ResultStatus LoadFile(const std::string& filename) {
LOG_INFO(Loader, "Loading file %s as %s...", filename.c_str(), GetFileTypeString(type));
std::unique_ptr<AppLoader> app_loader = GetLoader(std::move(file), type, filename_filename, filename);
switch (type) {
// 3DSX file format...
// or NCCH/NCSD container formats...
case FileType::THREEDSX:
case FileType::CXI:
case FileType::CCI:
{
// Load application and RomFS
ResultStatus result = app_loader->Load();
if (ResultStatus::Success == result) {
Service::FS::RegisterArchiveType(std::make_unique<FileSys::ArchiveFactory_RomFS>(*app_loader), Service::FS::ArchiveIdCode::RomFS);
return ResultStatus::Success;
}
return result;
}
// Standard ELF file format...
case FileType::ELF:
return app_loader->Load();
// CIA file format...
case FileType::CIA:
return ResultStatus::ErrorNotImplemented;
// Error occurred durring IdentifyFile...
case FileType::Error:
// IdentifyFile could know identify file type...
case FileType::Unknown:
{
LOG_CRITICAL(Loader, "File %s is of unknown type.", filename.c_str());
return ResultStatus::ErrorInvalidFormat;
}
}
return ResultStatus::Error;
return GetFileLoader(std::move(file), type, filename_filename, filename);
}
} // namespace Loader

69
src/core/loader/loader.h
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@ -10,10 +10,8 @@
#include <string>
#include <vector>
#include "common/common_funcs.h"
#include "common/common_types.h"
#include "common/file_util.h"
#include "common/swap.h"
namespace Kernel {
struct AddressMapping;
@ -80,57 +78,18 @@ constexpr u32 MakeMagic(char a, char b, char c, char d) {
return a | b << 8 | c << 16 | d << 24;
}
/// SMDH data structure that contains titles, icons etc. See https://www.3dbrew.org/wiki/SMDH
struct SMDH {
u32_le magic;
u16_le version;
INSERT_PADDING_BYTES(2);
struct Title {
std::array<u16, 0x40> short_title;
std::array<u16, 0x80> long_title;
std::array<u16, 0x40> publisher;
};
std::array<Title, 16> titles;
std::array<u8, 16> ratings;
u32_le region_lockout;
u32_le match_maker_id;
u64_le match_maker_bit_id;
u32_le flags;
u16_le eula_version;
INSERT_PADDING_BYTES(2);
float_le banner_animation_frame;
u32_le cec_id;
INSERT_PADDING_BYTES(8);
std::array<u8, 0x480> small_icon;
std::array<u8, 0x1200> large_icon;
/// indicates the language used for each title entry
enum class TitleLanguage {
Japanese = 0,
English = 1,
French = 2,
German = 3,
Italian = 4,
Spanish = 5,
SimplifiedChinese = 6,
Korean= 7,
Dutch = 8,
Portuguese = 9,
Russian = 10,
TraditionalChinese = 11
};
};
static_assert(sizeof(SMDH) == 0x36C0, "SMDH structure size is wrong");
/// Interface for loading an application
class AppLoader : NonCopyable {
public:
AppLoader(FileUtil::IOFile&& file) : file(std::move(file)) { }
virtual ~AppLoader() { }
/**
* Returns the type of this file
* @return FileType corresponding to the loaded file
*/
virtual FileType GetFileType() = 0;
/**
* Load the application
* @return ResultStatus result of function
@ -197,20 +156,10 @@ protected:
extern const std::initializer_list<Kernel::AddressMapping> default_address_mappings;
/**
* Get a loader for a file with a specific type
* @param file The file to load
* @param type The type of the file
* @param filename the file name (without path)
* @param filepath the file full path (with name)
* @return std::unique_ptr<AppLoader> a pointer to a loader object; nullptr for unsupported type
*/
std::unique_ptr<AppLoader> GetLoader(FileUtil::IOFile&& file, FileType type, const std::string& filename, const std::string& filepath);
/**
* Identifies and loads a bootable file
* Identifies a bootable file and return a suitable loader
* @param filename String filename of bootable file
* @return ResultStatus result of function
* @return best loader for this file
*/
ResultStatus LoadFile(const std::string& filename);
std::unique_ptr<AppLoader> GetLoader(const std::string& filename);
} // namespace

9
src/core/loader/ncch.cpp
View File

@ -10,8 +10,10 @@
#include "common/string_util.h"
#include "common/swap.h"
#include "core/file_sys/archive_romfs.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/resource_limit.h"
#include "core/hle/service/fs/archive.h"
#include "core/loader/ncch.h"
#include "core/memory.h"
@ -303,7 +305,12 @@ ResultStatus AppLoader_NCCH::Load() {
is_loaded = true; // Set state to loaded
return LoadExec(); // Load the executable into memory for booting
result = LoadExec(); // Load the executable into memory for booting
if (ResultStatus::Success != result)
return result;
Service::FS::RegisterArchiveType(std::make_unique<FileSys::ArchiveFactory_RomFS>(*this), Service::FS::ArchiveIdCode::RomFS);
return ResultStatus::Success;
}
ResultStatus AppLoader_NCCH::ReadCode(std::vector<u8>& buffer) {

8
src/core/loader/ncch.h
View File

@ -173,6 +173,14 @@ public:
*/
static FileType IdentifyType(FileUtil::IOFile& file);
/**
* Returns the type of this file
* @return FileType corresponding to the loaded file
*/
FileType GetFileType() override {
return IdentifyType(file);
}
/**
* Load the application
* @return ResultStatus result of function

54
src/core/loader/smdh.cpp Normal file
View File

@ -0,0 +1,54 @@
// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <cstring>
#include <vector>
#include "common/common_types.h"
#include "core/loader/loader.h"
#include "core/loader/smdh.h"
#include "video_core/utils.h"
namespace Loader {
bool IsValidSMDH(const std::vector<u8>& smdh_data) {
if (smdh_data.size() < sizeof(Loader::SMDH))
return false;
u32 magic;
memcpy(&magic, smdh_data.data(), sizeof(u32));
return Loader::MakeMagic('S', 'M', 'D', 'H') == magic;
}
std::vector<u16> SMDH::GetIcon(bool large) const {
u32 size;
const u8* icon_data;
if (large) {
size = 48;
icon_data = large_icon.data();
} else {
size = 24;
icon_data = small_icon.data();
}
std::vector<u16> icon(size * size);
for (u32 x = 0; x < size; ++x) {
for (u32 y = 0; y < size; ++y) {
u32 coarse_y = y & ~7;
const u8* pixel = icon_data + VideoCore::GetMortonOffset(x, y, 2) + coarse_y * size * 2;
icon[x + size * y] = (pixel[1] << 8) + pixel[0];
}
}
return icon;
}
std::array<u16, 0x40> SMDH::GetShortTitle(Loader::SMDH::TitleLanguage language) const {
return titles[static_cast<int>(language)].short_title;
}
} // namespace

82
src/core/loader/smdh.h Normal file
View File

@ -0,0 +1,82 @@
// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <vector>
#include "common/common_funcs.h"
#include "common/common_types.h"
#include "common/swap.h"
namespace Loader {
/**
* Tests if data is a valid SMDH by its length and magic number.
* @param smdh_data data buffer to test
* @return bool test result
*/
bool IsValidSMDH(const std::vector<u8>& smdh_data);
/// SMDH data structure that contains titles, icons etc. See https://www.3dbrew.org/wiki/SMDH
struct SMDH {
u32_le magic;
u16_le version;
INSERT_PADDING_BYTES(2);
struct Title {
std::array<u16, 0x40> short_title;
std::array<u16, 0x80> long_title;
std::array<u16, 0x40> publisher;
};
std::array<Title, 16> titles;
std::array<u8, 16> ratings;
u32_le region_lockout;
u32_le match_maker_id;
u64_le match_maker_bit_id;
u32_le flags;
u16_le eula_version;
INSERT_PADDING_BYTES(2);
float_le banner_animation_frame;
u32_le cec_id;
INSERT_PADDING_BYTES(8);
std::array<u8, 0x480> small_icon;
std::array<u8, 0x1200> large_icon;
/// indicates the language used for each title entry
enum class TitleLanguage {
Japanese = 0,
English = 1,
French = 2,
German = 3,
Italian = 4,
Spanish = 5,
SimplifiedChinese = 6,
Korean= 7,
Dutch = 8,
Portuguese = 9,
Russian = 10,
TraditionalChinese = 11
};
/**
* Gets game icon from SMDH
* @param large If true, returns large icon (48x48), otherwise returns small icon (24x24)
* @return vector of RGB565 data
*/
std::vector<u16> GetIcon(bool large) const;
/**
* Gets the short game title from SMDH
* @param language title language
* @return UTF-16 array of the short title
*/
std::array<u16, 0x40> GetShortTitle(Loader::SMDH::TitleLanguage language) const;
};
static_assert(sizeof(SMDH) == 0x36C0, "SMDH structure size is wrong");
} // namespace