0cbcd6ec9a
As means to pave the way for getting rid of global state within core, This eliminates kernel global state by removing all globals. Instead this introduces a KernelCore class which acts as a kernel instance. This instance lives in the System class, which keeps its lifetime contained to the lifetime of the System class. This also forces the kernel types to actually interact with the main kernel instance itself instead of having transient kernel state placed all over several translation units, keeping everything together. It also has a nice consequence of making dependencies much more explicit. This also makes our initialization a tad bit more correct. Previously we were creating a kernel process before the actual kernel was initialized, which doesn't really make much sense. The KernelCore class itself follows the PImpl idiom, which allows keeping all the implementation details sealed away from everything else, which forces the use of the exposed API and allows us to avoid any unnecessary inclusions within the main kernel header.
174 lines
6 KiB
C++
174 lines
6 KiB
C++
// Copyright 2018 yuzu emulator team
|
|
// Licensed under GPLv2 or any later version
|
|
// Refer to the license.txt file included.
|
|
|
|
#include <cinttypes>
|
|
#include "common/common_funcs.h"
|
|
#include "common/file_util.h"
|
|
#include "common/logging/log.h"
|
|
#include "core/core.h"
|
|
#include "core/file_sys/content_archive.h"
|
|
#include "core/file_sys/control_metadata.h"
|
|
#include "core/file_sys/romfs_factory.h"
|
|
#include "core/gdbstub/gdbstub.h"
|
|
#include "core/hle/kernel/process.h"
|
|
#include "core/hle/kernel/resource_limit.h"
|
|
#include "core/hle/service/filesystem/filesystem.h"
|
|
#include "core/loader/deconstructed_rom_directory.h"
|
|
#include "core/loader/nso.h"
|
|
#include "core/memory.h"
|
|
|
|
namespace Loader {
|
|
|
|
AppLoader_DeconstructedRomDirectory::AppLoader_DeconstructedRomDirectory(FileSys::VirtualFile file_)
|
|
: AppLoader(std::move(file_)) {
|
|
const auto dir = file->GetContainingDirectory();
|
|
|
|
// Icon
|
|
FileSys::VirtualFile icon_file = nullptr;
|
|
for (const auto& language : FileSys::LANGUAGE_NAMES) {
|
|
icon_file = dir->GetFile("icon_" + std::string(language) + ".dat");
|
|
if (icon_file != nullptr) {
|
|
icon_data = icon_file->ReadAllBytes();
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (icon_data.empty()) {
|
|
// Any png, jpeg, or bmp file
|
|
const auto& files = dir->GetFiles();
|
|
const auto icon_iter =
|
|
std::find_if(files.begin(), files.end(), [](const FileSys::VirtualFile& file) {
|
|
return file->GetExtension() == "png" || file->GetExtension() == "jpg" ||
|
|
file->GetExtension() == "bmp" || file->GetExtension() == "jpeg";
|
|
});
|
|
if (icon_iter != files.end())
|
|
icon_data = (*icon_iter)->ReadAllBytes();
|
|
}
|
|
|
|
// Metadata
|
|
FileSys::VirtualFile nacp_file = dir->GetFile("control.nacp");
|
|
if (nacp_file == nullptr) {
|
|
const auto& files = dir->GetFiles();
|
|
const auto nacp_iter =
|
|
std::find_if(files.begin(), files.end(), [](const FileSys::VirtualFile& file) {
|
|
return file->GetExtension() == "nacp";
|
|
});
|
|
if (nacp_iter != files.end())
|
|
nacp_file = *nacp_iter;
|
|
}
|
|
|
|
if (nacp_file != nullptr) {
|
|
FileSys::NACP nacp(nacp_file);
|
|
title_id = nacp.GetTitleId();
|
|
name = nacp.GetApplicationName();
|
|
}
|
|
}
|
|
|
|
AppLoader_DeconstructedRomDirectory::AppLoader_DeconstructedRomDirectory(
|
|
FileSys::VirtualDir directory)
|
|
: AppLoader(directory->GetFile("main")), dir(std::move(directory)) {}
|
|
|
|
FileType AppLoader_DeconstructedRomDirectory::IdentifyType(const FileSys::VirtualFile& file) {
|
|
if (FileSys::IsDirectoryExeFS(file->GetContainingDirectory())) {
|
|
return FileType::DeconstructedRomDirectory;
|
|
}
|
|
|
|
return FileType::Error;
|
|
}
|
|
|
|
ResultStatus AppLoader_DeconstructedRomDirectory::Load(
|
|
Kernel::SharedPtr<Kernel::Process>& process) {
|
|
if (is_loaded) {
|
|
return ResultStatus::ErrorAlreadyLoaded;
|
|
}
|
|
|
|
if (dir == nullptr) {
|
|
if (file == nullptr)
|
|
return ResultStatus::ErrorNullFile;
|
|
dir = file->GetContainingDirectory();
|
|
}
|
|
|
|
const FileSys::VirtualFile npdm = dir->GetFile("main.npdm");
|
|
if (npdm == nullptr)
|
|
return ResultStatus::ErrorMissingNPDM;
|
|
|
|
ResultStatus result = metadata.Load(npdm);
|
|
if (result != ResultStatus::Success) {
|
|
return result;
|
|
}
|
|
metadata.Print();
|
|
|
|
const FileSys::ProgramAddressSpaceType arch_bits{metadata.GetAddressSpaceType()};
|
|
if (arch_bits == FileSys::ProgramAddressSpaceType::Is32Bit) {
|
|
return ResultStatus::Error32BitISA;
|
|
}
|
|
|
|
// Load NSO modules
|
|
VAddr next_load_addr{Memory::PROCESS_IMAGE_VADDR};
|
|
for (const auto& module : {"rtld", "main", "subsdk0", "subsdk1", "subsdk2", "subsdk3",
|
|
"subsdk4", "subsdk5", "subsdk6", "subsdk7", "sdk"}) {
|
|
const FileSys::VirtualFile module_file = dir->GetFile(module);
|
|
if (module_file != nullptr) {
|
|
const VAddr load_addr = next_load_addr;
|
|
next_load_addr = AppLoader_NSO::LoadModule(module_file, load_addr);
|
|
LOG_DEBUG(Loader, "loaded module {} @ 0x{:X}", module, load_addr);
|
|
// Register module with GDBStub
|
|
GDBStub::RegisterModule(module, load_addr, next_load_addr - 1, false);
|
|
}
|
|
}
|
|
|
|
auto& kernel = Core::System::GetInstance().Kernel();
|
|
process->program_id = metadata.GetTitleID();
|
|
process->svc_access_mask.set();
|
|
process->resource_limit =
|
|
kernel.ResourceLimitForCategory(Kernel::ResourceLimitCategory::APPLICATION);
|
|
process->Run(Memory::PROCESS_IMAGE_VADDR, metadata.GetMainThreadPriority(),
|
|
metadata.GetMainThreadStackSize());
|
|
|
|
// Find the RomFS by searching for a ".romfs" file in this directory
|
|
const auto& files = dir->GetFiles();
|
|
const auto romfs_iter =
|
|
std::find_if(files.begin(), files.end(), [](const FileSys::VirtualFile& file) {
|
|
return file->GetName().find(".romfs") != std::string::npos;
|
|
});
|
|
|
|
// Register the RomFS if a ".romfs" file was found
|
|
if (romfs_iter != files.end() && *romfs_iter != nullptr) {
|
|
romfs = *romfs_iter;
|
|
Service::FileSystem::RegisterRomFS(std::make_unique<FileSys::RomFSFactory>(*this));
|
|
}
|
|
|
|
is_loaded = true;
|
|
return ResultStatus::Success;
|
|
}
|
|
|
|
ResultStatus AppLoader_DeconstructedRomDirectory::ReadRomFS(FileSys::VirtualFile& dir) {
|
|
if (romfs == nullptr)
|
|
return ResultStatus::ErrorNoRomFS;
|
|
dir = romfs;
|
|
return ResultStatus::Success;
|
|
}
|
|
|
|
ResultStatus AppLoader_DeconstructedRomDirectory::ReadIcon(std::vector<u8>& buffer) {
|
|
if (icon_data.empty())
|
|
return ResultStatus::ErrorNoIcon;
|
|
buffer = icon_data;
|
|
return ResultStatus::Success;
|
|
}
|
|
|
|
ResultStatus AppLoader_DeconstructedRomDirectory::ReadProgramId(u64& out_program_id) {
|
|
if (name.empty())
|
|
return ResultStatus::ErrorNoControl;
|
|
out_program_id = title_id;
|
|
return ResultStatus::Success;
|
|
}
|
|
|
|
ResultStatus AppLoader_DeconstructedRomDirectory::ReadTitle(std::string& title) {
|
|
if (name.empty())
|
|
return ResultStatus::ErrorNoControl;
|
|
title = name;
|
|
return ResultStatus::Success;
|
|
}
|
|
|
|
} // namespace Loader
|