mirror of
https://git.suyu.dev/suyu/suyu
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74 lines
2.3 KiB
C++
74 lines
2.3 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2
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// Refer to the license.txt file included.
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#include "core/loader/loader.h"
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#include "core/loader/elf.h"
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#include "core/loader/ncch.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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namespace Loader {
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/**
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* Identifies the type of a bootable file
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* @param filename String filename of bootable file
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* @todo (ShizZy) this function sucks... make it actually check file contents etc.
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* @return FileType of file
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*/
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FileType IdentifyFile(std::string &filename) {
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if (filename.size() == 0) {
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ERROR_LOG(LOADER, "invalid filename %s", filename.c_str());
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return FILETYPE_ERROR;
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}
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std::string extension = filename.size() >= 5 ? filename.substr(filename.size() - 4) : "";
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if (!strcasecmp(extension.c_str(), ".elf")) {
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return FILETYPE_CTR_ELF; // TODO(bunnei): Do some filetype checking :p
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}
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else if (!strcasecmp(extension.c_str(), ".axf")) {
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return FILETYPE_CTR_ELF; // TODO(bunnei): Do some filetype checking :p
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}
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else if (!strcasecmp(extension.c_str(), ".cxi")) {
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return FILETYPE_CTR_CXI; // TODO(bunnei): Do some filetype checking :p
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}
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else if (!strcasecmp(extension.c_str(), ".cci")) {
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return FILETYPE_CTR_CCI; // TODO(bunnei): Do some filetype checking :p
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}
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return FILETYPE_UNKNOWN;
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}
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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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* @param error_string Point to string to put error message if an error has occurred
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* @return True on success, otherwise false
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*/
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bool LoadFile(std::string &filename, std::string *error_string) {
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INFO_LOG(LOADER, "Identifying file...");
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// Note that this can modify filename!
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switch (IdentifyFile(filename)) {
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case FILETYPE_CTR_ELF:
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return Loader::Load_ELF(filename, error_string);
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case FILETYPE_CTR_CXI:
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case FILETYPE_CTR_CCI:
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return Loader::Load_NCCH(filename, error_string);
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case FILETYPE_ERROR:
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ERROR_LOG(LOADER, "Could not read file");
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*error_string = "Error reading file";
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break;
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case FILETYPE_UNKNOWN:
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default:
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ERROR_LOG(LOADER, "Failed to identify file");
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*error_string = " Failed to identify file";
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break;
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}
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return false;
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}
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} // namespace Loader
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