mirror of
https://git.suyu.dev/suyu/suyu
synced 2024-11-05 06:47:53 +00:00
88 lines
2.9 KiB
C++
88 lines
2.9 KiB
C++
// Copyright 2018 yuzu emulator team
|
|
// Licensed under GPLv2 or any later version
|
|
// Refer to the license.txt file included.
|
|
|
|
#pragma once
|
|
|
|
#include <map>
|
|
#include <memory>
|
|
#include <string>
|
|
#include "common/common_types.h"
|
|
#include "core/file_sys/nca_metadata.h"
|
|
#include "core/file_sys/vfs.h"
|
|
#include "core/memory/dmnt_cheat_types.h"
|
|
|
|
namespace Core {
|
|
class System;
|
|
}
|
|
|
|
namespace FileSys {
|
|
|
|
class NCA;
|
|
class NACP;
|
|
|
|
enum class TitleVersionFormat : u8 {
|
|
ThreeElements, ///< vX.Y.Z
|
|
FourElements, ///< vX.Y.Z.W
|
|
};
|
|
|
|
std::string FormatTitleVersion(u32 version,
|
|
TitleVersionFormat format = TitleVersionFormat::ThreeElements);
|
|
|
|
// A centralized class to manage patches to games.
|
|
class PatchManager {
|
|
public:
|
|
explicit PatchManager(u64 title_id);
|
|
~PatchManager();
|
|
|
|
u64 GetTitleID() const;
|
|
|
|
// Currently tracked ExeFS patches:
|
|
// - Game Updates
|
|
VirtualDir PatchExeFS(VirtualDir exefs) const;
|
|
|
|
// Currently tracked NSO patches:
|
|
// - IPS
|
|
// - IPSwitch
|
|
std::vector<u8> PatchNSO(const std::vector<u8>& nso, const std::string& name) const;
|
|
|
|
// Checks to see if PatchNSO() will have any effect given the NSO's build ID.
|
|
// Used to prevent expensive copies in NSO loader.
|
|
bool HasNSOPatch(const std::array<u8, 0x20>& build_id) const;
|
|
|
|
// Creates a CheatList object with all
|
|
std::vector<Memory::CheatEntry> CreateCheatList(const Core::System& system,
|
|
const std::array<u8, 0x20>& build_id) const;
|
|
|
|
// Currently tracked RomFS patches:
|
|
// - Game Updates
|
|
// - LayeredFS
|
|
VirtualFile PatchRomFS(VirtualFile base, u64 ivfc_offset,
|
|
ContentRecordType type = ContentRecordType::Program,
|
|
VirtualFile update_raw = nullptr) const;
|
|
|
|
// Returns a vector of pairs between patch names and patch versions.
|
|
// i.e. Update 3.2.2 will return {"Update", "3.2.2"}
|
|
std::map<std::string, std::string, std::less<>> GetPatchVersionNames(
|
|
VirtualFile update_raw = nullptr) const;
|
|
|
|
// If the game update exists, returns the u32 version field in its Meta-type NCA. If that fails,
|
|
// it will fallback to the Meta-type NCA of the base game. If that fails, the result will be
|
|
// std::nullopt
|
|
std::optional<u32> GetGameVersion() const;
|
|
|
|
// Given title_id of the program, attempts to get the control data of the update and parse
|
|
// it, falling back to the base control data.
|
|
std::pair<std::unique_ptr<NACP>, VirtualFile> GetControlMetadata() const;
|
|
|
|
// Version of GetControlMetadata that takes an arbitrary NCA
|
|
std::pair<std::unique_ptr<NACP>, VirtualFile> ParseControlNCA(const NCA& nca) const;
|
|
|
|
private:
|
|
std::vector<VirtualFile> CollectPatches(const std::vector<VirtualDir>& patch_dirs,
|
|
const std::string& build_id) const;
|
|
|
|
u64 title_id;
|
|
};
|
|
|
|
} // namespace FileSys
|