yuzu/src/core/loader/loader.h
bunnei 3da2bc6830 NCCH: Fixes reduce unnecessary logging and load logo/banner/etc. sections correctly.
Loader: Added ErrorNotUsed ReturnStatus type to specify when something is not used.
2014-06-24 19:30:05 -04:00

122 lines
3.1 KiB
C++

// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#pragma once
#include <vector>
#include "common/common.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Loader namespace
namespace Loader {
/// File types supported by CTR
enum class FileType {
Error,
Unknown,
CCI,
CXI,
CIA,
ELF,
};
/// Return type for functions in Loader namespace
enum class ResultStatus {
Success,
Error,
ErrorInvalidFormat,
ErrorNotImplemented,
ErrorNotLoaded,
ErrorNotUsed,
ErrorAlreadyLoaded,
};
/// Interface for loading an application
class AppLoader : NonCopyable {
public:
AppLoader() { }
virtual ~AppLoader() { }
/**
* Load the application
* @return ResultStatus result of function
*/
virtual const ResultStatus Load() = 0;
/**
* Get the code (typically .code section) of the application
* @param error ResultStatus result of function
* @return Reference to code buffer
*/
virtual const std::vector<u8>& GetCode(ResultStatus& error) const {
error = ResultStatus::ErrorNotImplemented;
return code;
}
/**
* Get the icon (typically .icon section) of the application
* @param error ResultStatus result of function
* @return Reference to icon buffer
*/
virtual const std::vector<u8>& GetIcon(ResultStatus& error) const {
error = ResultStatus::ErrorNotImplemented;
return icon;
}
/**
* Get the banner (typically .banner section) of the application
* @param error ResultStatus result of function
* @return Reference to banner buffer
*/
virtual const std::vector<u8>& GetBanner(ResultStatus& error) const {
error = ResultStatus::ErrorNotImplemented;
return banner;
}
/**
* Get the logo (typically .logo section) of the application
* @param error ResultStatus result of function
* @return Reference to logo buffer
*/
virtual const std::vector<u8>& GetLogo(ResultStatus& error) const {
error = ResultStatus::ErrorNotImplemented;
return logo;
}
/**
* Get the RomFs archive of the application
* @param error ResultStatus result of function
* @return Reference to RomFs archive buffer
*/
virtual const std::vector<u8>& GetRomFs(ResultStatus error) const {
error = ResultStatus::ErrorNotImplemented;
return romfs;
}
protected:
std::vector<u8> code; ///< ExeFS .code section
std::vector<u8> icon; ///< ExeFS .icon section
std::vector<u8> banner; ///< ExeFS .banner section
std::vector<u8> logo; ///< ExeFS .logo section
std::vector<u8> romfs; ///< RomFs archive
};
/**
* Identifies the type of a bootable file
* @param filename String filename of bootable file
* @return FileType of file
*/
const FileType IdentifyFile(const std::string &filename);
/**
* Identifies and loads a bootable file
* @param filename String filename of bootable file
* @return ResultStatus result of function
*/
const ResultStatus LoadFile(std::string& filename);
} // namespace