mirror of
https://git.suyu.dev/suyu/suyu
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342 lines
9.4 KiB
C++
342 lines
9.4 KiB
C++
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <iosfwd>
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#include <memory>
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#include <optional>
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#include <string>
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#include <utility>
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#include <vector>
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#include "common/common_funcs.h"
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#include "common/common_types.h"
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#include "core/file_sys/control_metadata.h"
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#include "core/file_sys/vfs.h"
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namespace Core {
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class System;
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}
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namespace FileSys {
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class NACP;
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} // namespace FileSys
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namespace Kernel {
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struct AddressMapping;
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class KProcess;
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} // namespace Kernel
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namespace Loader {
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/// File types supported by CTR
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enum class FileType {
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Error,
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Unknown,
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NSO,
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NRO,
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NCA,
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NSP,
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XCI,
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NAX,
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KIP,
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DeconstructedRomDirectory,
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};
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/**
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* Identifies the type of a bootable file based on the magic value in its header.
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* @param file open file
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* @return FileType of file
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*/
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FileType IdentifyFile(FileSys::VirtualFile file);
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/**
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* Guess the type of a bootable file from its name
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* @param name String name of bootable file
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* @return FileType of file. Note: this will return FileType::Unknown if it is unable to determine
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* a filetype, and will never return FileType::Error.
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*/
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FileType GuessFromFilename(const std::string& name);
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/**
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* Convert a FileType into a string which can be displayed to the user.
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*/
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std::string GetFileTypeString(FileType type);
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/// Return type for functions in Loader namespace
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enum class ResultStatus : u16 {
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Success,
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ErrorAlreadyLoaded,
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ErrorNotImplemented,
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ErrorNotInitialized,
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ErrorBadNPDMHeader,
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ErrorBadACIDHeader,
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ErrorBadACIHeader,
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ErrorBadFileAccessControl,
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ErrorBadFileAccessHeader,
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ErrorBadKernelCapabilityDescriptors,
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ErrorBadPFSHeader,
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ErrorIncorrectPFSFileSize,
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ErrorBadNCAHeader,
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ErrorMissingProductionKeyFile,
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ErrorMissingHeaderKey,
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ErrorIncorrectHeaderKey,
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ErrorNCA2,
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ErrorNCA0,
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ErrorMissingTitlekey,
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ErrorMissingTitlekek,
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ErrorInvalidRightsID,
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ErrorMissingKeyAreaKey,
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ErrorIncorrectKeyAreaKey,
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ErrorIncorrectTitlekeyOrTitlekek,
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ErrorXCIMissingProgramNCA,
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ErrorNCANotProgram,
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ErrorNoExeFS,
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ErrorBadXCIHeader,
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ErrorXCIMissingPartition,
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ErrorNullFile,
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ErrorMissingNPDM,
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Error32BitISA,
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ErrorUnableToParseKernelMetadata,
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ErrorNoRomFS,
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ErrorIncorrectELFFileSize,
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ErrorLoadingNRO,
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ErrorLoadingNSO,
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ErrorNoIcon,
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ErrorNoControl,
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ErrorBadNAXHeader,
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ErrorIncorrectNAXFileSize,
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ErrorNAXKeyHMACFailed,
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ErrorNAXValidationHMACFailed,
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ErrorNAXKeyDerivationFailed,
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ErrorNAXInconvertibleToNCA,
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ErrorBadNAXFilePath,
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ErrorMissingSDSeed,
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ErrorMissingSDKEKSource,
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ErrorMissingAESKEKGenerationSource,
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ErrorMissingAESKeyGenerationSource,
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ErrorMissingSDSaveKeySource,
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ErrorMissingSDNCAKeySource,
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ErrorNSPMissingProgramNCA,
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ErrorBadBKTRHeader,
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ErrorBKTRSubsectionNotAfterRelocation,
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ErrorBKTRSubsectionNotAtEnd,
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ErrorBadRelocationBlock,
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ErrorBadSubsectionBlock,
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ErrorBadRelocationBuckets,
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ErrorBadSubsectionBuckets,
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ErrorMissingBKTRBaseRomFS,
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ErrorNoPackedUpdate,
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ErrorBadKIPHeader,
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ErrorBLZDecompressionFailed,
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ErrorBadINIHeader,
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ErrorINITooManyKIPs,
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};
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std::string GetResultStatusString(ResultStatus status);
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std::ostream& operator<<(std::ostream& os, ResultStatus status);
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/// Interface for loading an application
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class AppLoader {
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public:
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YUZU_NON_COPYABLE(AppLoader);
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YUZU_NON_MOVEABLE(AppLoader);
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struct LoadParameters {
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s32 main_thread_priority;
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u64 main_thread_stack_size;
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};
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using LoadResult = std::pair<ResultStatus, std::optional<LoadParameters>>;
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explicit AppLoader(FileSys::VirtualFile file_);
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virtual ~AppLoader();
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/**
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* Returns the type of this file
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*
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* @return FileType corresponding to the loaded file
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*/
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virtual FileType GetFileType() const = 0;
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/**
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* Load the application and return the created Process instance
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*
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* @param process The newly created process.
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* @param system The system that this process is being loaded under.
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*
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* @return The status result of the operation.
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*/
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virtual LoadResult Load(Kernel::KProcess& process, Core::System& system) = 0;
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/**
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* Get the code (typically .code section) of the application
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*
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* @param[out] buffer Reference to buffer to store data
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*
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadCode(std::vector<u8>& buffer) {
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return ResultStatus::ErrorNotImplemented;
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}
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/**
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* Get the icon (typically icon section) of the application
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*
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* @param[out] buffer Reference to buffer to store data
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*
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadIcon(std::vector<u8>& buffer) {
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return ResultStatus::ErrorNotImplemented;
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}
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/**
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* Get the banner (typically banner section) of the application
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* In the context of NX, this is the animation that displays in the bottom right of the screen
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* when a game boots. Stored in GIF format.
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*
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* @param[out] buffer Reference to buffer to store data
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*
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadBanner(std::vector<u8>& buffer) {
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return ResultStatus::ErrorNotImplemented;
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}
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/**
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* Get the logo (typically logo section) of the application
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* In the context of NX, this is the static image that displays in the top left of the screen
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* when a game boots. Stored in JPEG format.
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*
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* @param[out] buffer Reference to buffer to store data
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*
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadLogo(std::vector<u8>& buffer) {
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return ResultStatus::ErrorNotImplemented;
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}
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/**
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* Get the program id of the application
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*
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* @param[out] out_program_id Reference to store program id into
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*
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadProgramId(u64& out_program_id) {
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return ResultStatus::ErrorNotImplemented;
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}
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/**
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* Get the program ids of the application
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*
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* @param[out] out_program_ids Reference to store program ids into
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*
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadProgramIds(std::vector<u64>& out_program_ids) {
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return ResultStatus::ErrorNotImplemented;
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}
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/**
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* Get the RomFS of the application
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* Since the RomFS can be huge, we return a file reference instead of copying to a buffer
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*
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* @param[out] out_file The directory containing the RomFS
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*
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadRomFS(FileSys::VirtualFile& out_file) {
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return ResultStatus::ErrorNotImplemented;
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}
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/**
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* Get the raw update of the application, should it come packed with one
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*
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* @param[out] out_file The raw update NCA file (Program-type)
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*
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadUpdateRaw(FileSys::VirtualFile& out_file) {
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return ResultStatus::ErrorNotImplemented;
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}
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/**
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* Get whether or not updates can be applied to the RomFS.
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* By default, this is true, however for formats where it cannot be guaranteed that the RomFS is
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* the base game it should be set to false.
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*
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* @return bool indicating whether or not the RomFS is updatable.
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*/
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virtual bool IsRomFSUpdatable() const {
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return true;
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}
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/**
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* Gets the difference between the start of the IVFC header and the start of level 6 (RomFS)
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* data. Needed for BKTR patching.
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*
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* @return IVFC offset for RomFS.
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*/
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virtual u64 ReadRomFSIVFCOffset() const {
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return 0;
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}
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/**
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* Get the title of the application
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*
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* @param[out] title Reference to store the application title into
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*
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadTitle(std::string& title) {
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return ResultStatus::ErrorNotImplemented;
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}
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/**
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* Get the control data (CNMT) of the application
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*
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* @param[out] control Reference to store the application control data into
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*
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadControlData(FileSys::NACP& control) {
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return ResultStatus::ErrorNotImplemented;
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}
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/**
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* Get the RomFS of the manual of the application
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*
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* @param[out] out_file The raw manual RomFS of the game
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*
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadManualRomFS(FileSys::VirtualFile& out_file) {
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return ResultStatus::ErrorNotImplemented;
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}
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using Modules = std::map<VAddr, std::string>;
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virtual ResultStatus ReadNSOModules(Modules& modules) {
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return ResultStatus::ErrorNotImplemented;
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}
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protected:
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FileSys::VirtualFile file;
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bool is_loaded = false;
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};
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/**
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* Identifies a bootable file and return a suitable loader
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*
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* @param system The system context.
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* @param file The bootable file.
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* @param program_index Specifies the index within the container of the program to launch.
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*
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* @return the best loader for this file.
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*/
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std::unique_ptr<AppLoader> GetLoader(Core::System& system, FileSys::VirtualFile file,
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u64 program_id = 0, std::size_t program_index = 0);
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} // namespace Loader
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