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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#include <memory>
#include "core/loader/loader.h"
#include "core/loader/elf.h"
#include "core/loader/ncch.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
namespace Loader {
/**
* Identifies the type of a bootable file
* @param filename String filename of bootable file
* @todo (ShizZy) this function sucks... make it actually check file contents etc.
* @return FileType of file
*/
const FileType IdentifyFile(const std::string &filename) {
if (filename.size() == 0) {
ERROR_LOG(LOADER, "invalid filename %s", filename.c_str());
return FileType::Error;
}
std::string extension = filename.size() >= 5 ? filename.substr(filename.size() - 4) : "";
if (!strcasecmp(extension.c_str(), ".elf")) {
return FileType::ELF; // TODO(bunnei): Do some filetype checking :p
}
else if (!strcasecmp(extension.c_str(), ".axf")) {
return FileType::ELF; // TODO(bunnei): Do some filetype checking :p
}
else if (!strcasecmp(extension.c_str(), ".cxi")) {
return FileType::CXI; // TODO(bunnei): Do some filetype checking :p
}
else if (!strcasecmp(extension.c_str(), ".cci")) {
return FileType::CCI; // TODO(bunnei): Do some filetype checking :p
}
return FileType::Unknown;
}
/**
* Identifies and loads a bootable file
* @param filename String filename of bootable file
* @return ResultStatus result of function
*/
const ResultStatus LoadFile(std::string& filename) {
INFO_LOG(LOADER, "Loading file %s...", filename.c_str());
switch (IdentifyFile(filename)) {
// Standard ELF file format...
case FileType::ELF: {
return AppLoader_ELF(filename).Load();
}
// NCCH/NCSD container formats...
case FileType::CXI:
case FileType::CCI: {
return AppLoader_NCCH(filename).Load();
}
// Error occurred durring IdentifyFile...
case FileType::Error:
// IdentifyFile could know identify file type...
case FileType::Unknown:
default:
return ResultStatus::ErrorInvalidFormat;
}
return ResultStatus::Error;
}
} // namespace Loader
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