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// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <memory>
#include "common/assert.h"
#include "common/common_types.h"
#include "common/logging/log.h"
#include "core/core.h"
#include "core/file_sys/card_image.h"
#include "core/file_sys/content_archive.h"
#include "core/file_sys/nca_metadata.h"
#include "core/file_sys/patch_manager.h"
#include "core/file_sys/registered_cache.h"
#include "core/file_sys/romfs_factory.h"
#include "core/hle/kernel/process.h"
#include "core/hle/service/filesystem/filesystem.h"
#include "core/loader/loader.h"
namespace FileSys {
RomFSFactory::RomFSFactory(Loader::AppLoader& app_loader) {
// Load the RomFS from the app
if (app_loader.ReadRomFS(file) != Loader::ResultStatus::Success) {
LOG_ERROR(Service_FS, "Unable to read RomFS!");
}
updatable = app_loader.IsRomFSUpdatable();
ivfc_offset = app_loader.ReadRomFSIVFCOffset();
}
RomFSFactory::~RomFSFactory() = default;
void RomFSFactory::SetPackedUpdate(VirtualFile update_raw) {
this->update_raw = std::move(update_raw);
}
ResultVal<VirtualFile> RomFSFactory::OpenCurrentProcess(u64 current_process_title_id) const {
if (!updatable)
return MakeResult<VirtualFile>(file);
const PatchManager patch_manager(current_process_title_id);
return MakeResult<VirtualFile>(
patch_manager.PatchRomFS(file, ivfc_offset, ContentRecordType::Program, update_raw));
}
ResultVal<VirtualFile> RomFSFactory::Open(u64 title_id, StorageId storage,
ContentRecordType type) const {
std::shared_ptr<NCA> res;
switch (storage) {
case StorageId::None:
res = Core::System::GetInstance().GetContentProvider().GetEntry(title_id, type);
break;
case StorageId::NandSystem:
res =
Core::System::GetInstance().GetFileSystemController().GetSystemNANDContents()->GetEntry(
title_id, type);
break;
case StorageId::NandUser:
res = Core::System::GetInstance().GetFileSystemController().GetUserNANDContents()->GetEntry(
title_id, type);
break;
case StorageId::SdCard:
res = Core::System::GetInstance().GetFileSystemController().GetSDMCContents()->GetEntry(
title_id, type);
break;
default:
UNIMPLEMENTED_MSG("Unimplemented storage_id={:02X}", static_cast<u8>(storage));
}
if (res == nullptr) {
// TODO(DarkLordZach): Find the right error code to use here
return ResultCode(-1);
}
const auto romfs = res->GetRomFS();
if (romfs == nullptr) {
// TODO(DarkLordZach): Find the right error code to use here
return ResultCode(-1);
}
return MakeResult<VirtualFile>(romfs);
}
} // namespace FileSys
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