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https://git.suyu.dev/suyu/suyu.git
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eb3eb9f75d
It is of very limited practical utility currently, and will soon be impossible to support due to more accurate memory map emulation.
121 lines
3.2 KiB
C++
121 lines
3.2 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <vector>
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#include "common/common_types.h"
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#include "common/file_util.h"
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#include "core/hle/kernel/process.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// Loader namespace
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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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CCI,
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CXI,
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CIA,
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ELF,
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THREEDSX, //3DSX
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};
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/// Return type for functions in Loader namespace
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enum class ResultStatus {
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Success,
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Error,
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ErrorInvalidFormat,
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ErrorNotImplemented,
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ErrorNotLoaded,
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ErrorNotUsed,
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ErrorAlreadyLoaded,
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ErrorMemoryAllocationFailed,
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};
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static inline u32 MakeMagic(char a, char b, char c, char d) {
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return a | b << 8 | c << 16 | d << 24;
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}
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/// Interface for loading an application
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class AppLoader : NonCopyable {
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public:
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AppLoader(std::unique_ptr<FileUtil::IOFile>&& file) : file(std::move(file)) { }
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virtual ~AppLoader() { }
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/**
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* Load the application
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* @return ResultStatus result of function
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*/
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virtual ResultStatus Load() = 0;
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/**
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* Get the code (typically .code section) of the application
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* @param buffer Reference to buffer to store data
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadCode(std::vector<u8>& buffer) const {
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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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* @param buffer Reference to buffer to store data
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadIcon(std::vector<u8>& buffer) const {
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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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* @param buffer Reference to buffer to store data
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadBanner(std::vector<u8>& buffer) const {
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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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* @param buffer Reference to buffer to store data
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadLogo(std::vector<u8>& buffer) const {
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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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* @param buffer Reference to buffer to store data
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* @return ResultStatus result of function
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*/
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virtual ResultStatus ReadRomFS(std::vector<u8>& buffer) const {
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return ResultStatus::ErrorNotImplemented;
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}
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protected:
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std::unique_ptr<FileUtil::IOFile> file;
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bool is_loaded = false;
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};
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/**
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* Common address mappings found in most games, used for binary formats that don't have this
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* information.
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*/
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extern const std::initializer_list<Kernel::AddressMapping> default_address_mappings;
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/**
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* Identifies and loads a bootable file
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* @param filename String filename of bootable file
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* @return ResultStatus result of function
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*/
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ResultStatus LoadFile(const std::string& filename);
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} // namespace
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