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filesystem: Add support for loading of system archives

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This commit is contained in:
Zach Hilman 2018-08-18 21:28:17 -04:00
parent 367feaefa0
commit 27da7bc9da
7 changed files with 99 additions and 20 deletions
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3
src/core/file_sys/registered_cache.cpp
View file

@ -77,12 +77,13 @@ static ContentRecordType GetCRTypeFromNCAType(NCAContentType type) {
case NCAContentType::Control:
return ContentRecordType::Control;
case NCAContentType::Data:
case static_cast<NCAContentType>(0x05): ///< Seems to be used on some system archives
return ContentRecordType::Data;
case NCAContentType::Manual:
// TODO(DarkLordZach): Peek at NCA contents to differentiate Manual and Legal.
return ContentRecordType::Manual;
default:
UNREACHABLE();
UNREACHABLE_MSG("Invalid NCAContentType={:02X}", static_cast<u8>(type));
}
}

38
src/core/file_sys/romfs_factory.cpp
View file

@ -6,7 +6,9 @@
#include <memory>
#include "common/common_types.h"
#include "common/logging/log.h"
#include "core/core.h"
#include "core/file_sys/romfs_factory.h"
#include "core/hle/kernel/process.h"
namespace FileSys {
@ -17,9 +19,41 @@ RomFSFactory::RomFSFactory(Loader::AppLoader& app_loader) {
}
}
ResultVal<VirtualFile> RomFSFactory::Open(u64 title_id) {
// TODO(DarkLordZach): Use title id.
ResultVal<VirtualFile> RomFSFactory::OpenCurrentProcess() {
return MakeResult<VirtualFile>(file);
}
ResultVal<VirtualFile> RomFSFactory::Open(u64 title_id, StorageId storage, ContentRecordType type) {
switch (storage) {
case StorageId::NandSystem: {
const auto res = Service::FileSystem::GetSystemNANDContents()->GetEntry(title_id, type);
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);
}
case StorageId::NandUser: {
const auto res = Service::FileSystem::GetUserNANDContents()->GetEntry(title_id, type);
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);
}
default:
UNIMPLEMENTED_MSG("Unimplmented storage_id={:02X}", static_cast<u8>(storage));
}
}
} // namespace FileSys

12
src/core/file_sys/romfs_factory.h
View file

@ -11,12 +11,22 @@
namespace FileSys {
enum class StorageId : u8 {
None = 0,
Host = 1,
GameCard = 2,
NandSystem = 3,
NandUser = 4,
SdCard = 5,
};
/// File system interface to the RomFS archive
class RomFSFactory {
public:
explicit RomFSFactory(Loader::AppLoader& app_loader);
ResultVal<VirtualFile> Open(u64 title_id);
ResultVal<VirtualFile> OpenCurrentProcess();
ResultVal<VirtualFile> Open(u64 title_id, StorageId storage, ContentRecordType type);
private:
VirtualFile file;