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fsp_srv: Implement OpenDataStorageWithProgramIndex

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- Used by RollerCoaster Tycoon 3: Complete Edition
This commit is contained in:
Morph 2020-12-03 22:57:28 -05:00
parent 0eb6c6cd83
commit e15039372e
6 changed files with 83 additions and 1 deletions
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22
src/core/file_sys/romfs_factory.cpp
View file

@ -7,6 +7,7 @@
#include "common/common_types.h"
#include "common/logging/log.h"
#include "core/file_sys/card_image.h"
#include "core/file_sys/common_funcs.h"
#include "core/file_sys/content_archive.h"
#include "core/file_sys/nca_metadata.h"
#include "core/file_sys/patch_manager.h"
@ -47,6 +48,27 @@ ResultVal<VirtualFile> RomFSFactory::OpenCurrentProcess(u64 current_process_titl
patch_manager.PatchRomFS(file, ivfc_offset, ContentRecordType::Program, update_raw));
}
ResultVal<VirtualFile> RomFSFactory::OpenPatchedRomFS(u64 title_id, ContentRecordType type) const {
auto nca = content_provider.GetEntry(title_id, type);
if (nca == nullptr) {
// TODO: Find the right error code to use here
return RESULT_UNKNOWN;
}
const PatchManager patch_manager{title_id, filesystem_controller, content_provider};
return MakeResult<VirtualFile>(
patch_manager.PatchRomFS(nca->GetRomFS(), nca->GetBaseIVFCOffset(), type));
}
ResultVal<VirtualFile> RomFSFactory::OpenPatchedRomFSWithProgramIndex(
u64 title_id, u8 program_index, ContentRecordType type) const {
const auto res_title_id = GetBaseTitleIDWithProgramIndex(title_id, program_index);
return OpenPatchedRomFS(res_title_id, type);
}
ResultVal<VirtualFile> RomFSFactory::Open(u64 title_id, StorageId storage,
ContentRecordType type) const {
const std::shared_ptr<NCA> res = GetEntry(title_id, storage, type);

4
src/core/file_sys/romfs_factory.h
View file

@ -42,6 +42,10 @@ public:
void SetPackedUpdate(VirtualFile update_raw);
[[nodiscard]] ResultVal<VirtualFile> OpenCurrentProcess(u64 current_process_title_id) const;
[[nodiscard]] ResultVal<VirtualFile> OpenPatchedRomFS(u64 title_id,
ContentRecordType type) const;
[[nodiscard]] ResultVal<VirtualFile> OpenPatchedRomFSWithProgramIndex(
u64 title_id, u8 program_index, ContentRecordType type) const;
[[nodiscard]] ResultVal<VirtualFile> Open(u64 title_id, StorageId storage,
ContentRecordType type) const;