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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <vector>
#include "common/common_types.h"
#include "common/file_util.h"
#include "core/hle/kernel/process.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Loader namespace
namespace Loader {
/// File types supported by CTR
enum class FileType {
Error,
Unknown,
CCI,
CXI,
CIA,
ELF,
THREEDSX, //3DSX
};
/// Return type for functions in Loader namespace
enum class ResultStatus {
Success,
Error,
ErrorInvalidFormat,
ErrorNotImplemented,
ErrorNotLoaded,
ErrorNotUsed,
ErrorAlreadyLoaded,
ErrorMemoryAllocationFailed,
};
static inline u32 MakeMagic(char a, char b, char c, char d) {
return a | b << 8 | c << 16 | d << 24;
}
/// Interface for loading an application
class AppLoader : NonCopyable {
public:
AppLoader(std::unique_ptr<FileUtil::IOFile>&& file) : file(std::move(file)) { }
virtual ~AppLoader() { }
/**
* Load the application
* @return ResultStatus result of function
*/
virtual ResultStatus Load() = 0;
/**
* Get the code (typically .code section) of the application
* @param buffer Reference to buffer to store data
* @return ResultStatus result of function
*/
virtual ResultStatus ReadCode(std::vector<u8>& buffer) const {
return ResultStatus::ErrorNotImplemented;
}
/**
* Get the icon (typically icon section) of the application
* @param buffer Reference to buffer to store data
* @return ResultStatus result of function
*/
virtual ResultStatus ReadIcon(std::vector<u8>& buffer) const {
return ResultStatus::ErrorNotImplemented;
}
/**
* Get the banner (typically banner section) of the application
* @param buffer Reference to buffer to store data
* @return ResultStatus result of function
*/
virtual ResultStatus ReadBanner(std::vector<u8>& buffer) const {
return ResultStatus::ErrorNotImplemented;
}
/**
* Get the logo (typically logo section) of the application
* @param buffer Reference to buffer to store data
* @return ResultStatus result of function
*/
virtual ResultStatus ReadLogo(std::vector<u8>& buffer) const {
return ResultStatus::ErrorNotImplemented;
}
/**
* Get the RomFS of the application
* @param buffer Reference to buffer to store data
* @return ResultStatus result of function
*/
virtual ResultStatus ReadRomFS(std::vector<u8>& buffer) const {
return ResultStatus::ErrorNotImplemented;
}
protected:
std::unique_ptr<FileUtil::IOFile> file;
bool is_loaded = false;
};
/**
* Common address mappings found in most games, used for binary formats that don't have this
* information.
*/
extern const std::initializer_list<Kernel::AddressMapping> default_address_mappings;
/**
* Identifies and loads a bootable file
* @param filename String filename of bootable file
* @return ResultStatus result of function
*/
ResultStatus LoadFile(const std::string& filename);
} // namespace
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