Merge pull request #119 from bunnei/desconstucted-loader
Separate NSO loading from DesconstuctedRomLoader
This commit is contained in:
commit
ff883cc563
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@ -149,6 +149,8 @@ add_library(core STATIC
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hw/hw.h
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hw/hw.h
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hw/lcd.cpp
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hw/lcd.cpp
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hw/lcd.h
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hw/lcd.h
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loader/deconstructed_rom_directory.cpp
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loader/deconstructed_rom_directory.h
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loader/elf.cpp
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loader/elf.cpp
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loader/elf.h
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loader/elf.h
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loader/linker.cpp
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loader/linker.cpp
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@ -0,0 +1,106 @@
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// Copyright 2018 yuzu emulator team
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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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#include "common/common_funcs.h"
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#include "common/common_paths.h"
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#include "common/file_util.h"
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#include "common/logging/log.h"
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#include "common/string_util.h"
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#include "core/hle/kernel/process.h"
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#include "core/hle/kernel/resource_limit.h"
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#include "core/loader/deconstructed_rom_directory.h"
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#include "core/loader/nso.h"
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#include "core/memory.h"
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namespace Loader {
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AppLoader_DeconstructedRomDirectory::AppLoader_DeconstructedRomDirectory(FileUtil::IOFile&& file,
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std::string filepath)
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: AppLoader(std::move(file)), filepath(std::move(filepath)) {}
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FileType AppLoader_DeconstructedRomDirectory::IdentifyType(FileUtil::IOFile& file,
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const std::string& filepath) {
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bool is_main_found{};
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bool is_rtld_found{};
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bool is_sdk_found{};
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const auto callback = [&](unsigned* num_entries_out, const std::string& directory,
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const std::string& virtual_name) -> bool {
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// Skip directories
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std::string physical_name = directory + virtual_name;
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if (FileUtil::IsDirectory(physical_name)) {
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return true;
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}
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// Verify filename
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if (Common::ToLower(virtual_name) == "main") {
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is_main_found = true;
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} else if (Common::ToLower(virtual_name) == "rtld") {
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is_rtld_found = true;
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} else if (Common::ToLower(virtual_name) == "sdk") {
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is_sdk_found = true;
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} else {
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// Contrinue searching
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return true;
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}
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// Verify file is an NSO
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FileUtil::IOFile file(physical_name, "rb");
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if (AppLoader_NSO::IdentifyType(file, physical_name) != FileType::NSO) {
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return false;
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}
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// We are done if we've found and verified all required NSOs
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return !(is_main_found && is_rtld_found && is_sdk_found);
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};
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// Search the directory recursively, looking for the required modules
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const std::string directory = filepath.substr(0, filepath.find_last_of("/\\")) + DIR_SEP;
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FileUtil::ForeachDirectoryEntry(nullptr, directory, callback);
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if (is_main_found && is_rtld_found && is_sdk_found) {
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return FileType::DeconstructedRomDirectory;
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}
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return FileType::Error;
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}
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ResultStatus AppLoader_DeconstructedRomDirectory::Load(
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Kernel::SharedPtr<Kernel::Process>& process) {
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if (is_loaded) {
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return ResultStatus::ErrorAlreadyLoaded;
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}
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if (!file.IsOpen()) {
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return ResultStatus::Error;
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}
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process = Kernel::Process::Create("main");
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// Load NSO modules
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VAddr next_load_addr{Memory::PROCESS_IMAGE_VADDR};
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for (const auto& module : {"rtld", "main", "subsdk0", "subsdk1", "subsdk2", "subsdk3",
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"subsdk4", "subsdk5", "subsdk6", "subsdk7", "sdk"}) {
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const std::string path =
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filepath.substr(0, filepath.find_last_of("/\\")) + DIR_SEP + module;
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const VAddr load_addr = next_load_addr;
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next_load_addr = AppLoader_NSO::LoadModule(path, load_addr);
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if (next_load_addr) {
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LOG_DEBUG(Loader, "loaded module %s @ 0x%llx", module, load_addr);
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} else {
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next_load_addr = load_addr;
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}
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}
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process->svc_access_mask.set();
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process->address_mappings = default_address_mappings;
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process->resource_limit =
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Kernel::ResourceLimit::GetForCategory(Kernel::ResourceLimitCategory::APPLICATION);
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process->Run(Memory::PROCESS_IMAGE_VADDR, 48, Kernel::DEFAULT_STACK_SIZE);
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is_loaded = true;
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return ResultStatus::Success;
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}
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} // namespace Loader
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@ -0,0 +1,42 @@
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// Copyright 2018 yuzu emulator team
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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 <string>
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#include "common/common_types.h"
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#include "core/hle/kernel/kernel.h"
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#include "core/loader/loader.h"
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namespace Loader {
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/**
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* This class loads a "deconstructed ROM directory", which are the typical format we see for Switch
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* game dumps. The path should be a "main" NSO, which must be in a directory that contains the other
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* standard ExeFS NSOs (e.g. rtld, sdk, etc.). It will automatically find and load these.
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* Furthermore, it will look for the first .istorage file (optionally) and use this for the RomFS.
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*/
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class AppLoader_DeconstructedRomDirectory final : public AppLoader {
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public:
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AppLoader_DeconstructedRomDirectory(FileUtil::IOFile&& file, std::string filepath);
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/**
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* Returns the type of the file
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* @param file FileUtil::IOFile open file
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* @param filepath Path of the file that we are opening.
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* @return FileType found, or FileType::Error if this loader doesn't know it
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*/
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static FileType IdentifyType(FileUtil::IOFile& file, const std::string& filepath);
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FileType GetFileType() override {
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return IdentifyType(file, filepath);
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}
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ResultStatus Load(Kernel::SharedPtr<Kernel::Process>& process) override;
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private:
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std::string filepath;
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};
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} // namespace Loader
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@ -364,7 +364,10 @@ SectionID ElfReader::GetSectionByName(const char* name, int firstSection) const
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namespace Loader {
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namespace Loader {
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FileType AppLoader_ELF::IdentifyType(FileUtil::IOFile& file) {
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AppLoader_ELF::AppLoader_ELF(FileUtil::IOFile&& file, std::string filename)
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: AppLoader(std::move(file)), filename(std::move(filename)) {}
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FileType AppLoader_ELF::IdentifyType(FileUtil::IOFile& file, const std::string&) {
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static constexpr u16 ELF_MACHINE_ARM{0x28};
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static constexpr u16 ELF_MACHINE_ARM{0x28};
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u32 magic = 0;
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u32 magic = 0;
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@ -16,18 +16,18 @@ namespace Loader {
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/// Loads an ELF/AXF file
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/// Loads an ELF/AXF file
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class AppLoader_ELF final : public AppLoader {
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class AppLoader_ELF final : public AppLoader {
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public:
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public:
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AppLoader_ELF(FileUtil::IOFile&& file, std::string filename)
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AppLoader_ELF(FileUtil::IOFile&& file, std::string filename);
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: AppLoader(std::move(file)), filename(std::move(filename)) {}
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/**
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/**
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* Returns the type of the file
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* Returns the type of the file
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* @param file FileUtil::IOFile open file
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* @param file FileUtil::IOFile open file
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* @param filepath Path of the file that we are opening.
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* @return FileType found, or FileType::Error if this loader doesn't know it
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* @return FileType found, or FileType::Error if this loader doesn't know it
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*/
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*/
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static FileType IdentifyType(FileUtil::IOFile& file);
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static FileType IdentifyType(FileUtil::IOFile& file, const std::string& filepath);
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FileType GetFileType() override {
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FileType GetFileType() override {
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return IdentifyType(file);
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return IdentifyType(file, filename);
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}
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}
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ResultStatus Load(Kernel::SharedPtr<Kernel::Process>& process) override;
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ResultStatus Load(Kernel::SharedPtr<Kernel::Process>& process) override;
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@ -1,4 +1,4 @@
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// Copyright 2014 Citra Emulator Project
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// Copyright 2018 yuzu emulator team
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// Licensed under GPLv2 or any later version
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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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// Refer to the license.txt file included.
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@ -7,12 +7,11 @@
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#include "common/logging/log.h"
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#include "common/logging/log.h"
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#include "common/string_util.h"
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#include "common/string_util.h"
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#include "core/hle/kernel/process.h"
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#include "core/hle/kernel/process.h"
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#include "core/loader/deconstructed_rom_directory.h"
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#include "core/loader/elf.h"
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#include "core/loader/elf.h"
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#include "core/loader/nro.h"
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#include "core/loader/nro.h"
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#include "core/loader/nso.h"
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#include "core/loader/nso.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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namespace Loader {
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namespace Loader {
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const std::initializer_list<Kernel::AddressMapping> default_address_mappings = {
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const std::initializer_list<Kernel::AddressMapping> default_address_mappings = {
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@ -21,14 +20,15 @@ const std::initializer_list<Kernel::AddressMapping> default_address_mappings = {
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{0x1F000000, 0x600000, false}, // entire VRAM
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{0x1F000000, 0x600000, false}, // entire VRAM
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};
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};
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FileType IdentifyFile(FileUtil::IOFile& file) {
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FileType IdentifyFile(FileUtil::IOFile& file, const std::string& filepath) {
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FileType type;
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FileType type;
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#define CHECK_TYPE(loader) \
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#define CHECK_TYPE(loader) \
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type = AppLoader_##loader::IdentifyType(file); \
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type = AppLoader_##loader::IdentifyType(file, filepath); \
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if (FileType::Error != type) \
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if (FileType::Error != type) \
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return type;
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return type;
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CHECK_TYPE(DeconstructedRomDirectory)
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CHECK_TYPE(ELF)
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CHECK_TYPE(ELF)
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CHECK_TYPE(NSO)
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CHECK_TYPE(NSO)
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CHECK_TYPE(NRO)
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CHECK_TYPE(NRO)
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@ -45,13 +45,13 @@ FileType IdentifyFile(const std::string& file_name) {
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return FileType::Unknown;
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return FileType::Unknown;
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}
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}
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return IdentifyFile(file);
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return IdentifyFile(file, file_name);
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}
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}
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FileType GuessFromExtension(const std::string& extension_) {
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FileType GuessFromExtension(const std::string& extension_) {
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std::string extension = Common::ToLower(extension_);
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std::string extension = Common::ToLower(extension_);
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if (extension == ".elf" || extension == ".axf")
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if (extension == ".elf")
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return FileType::ELF;
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return FileType::ELF;
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else if (extension == ".nro")
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else if (extension == ".nro")
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return FileType::NRO;
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return FileType::NRO;
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@ -69,6 +69,8 @@ const char* GetFileTypeString(FileType type) {
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return "NRO";
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return "NRO";
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case FileType::NSO:
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case FileType::NSO:
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return "NSO";
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return "NSO";
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case FileType::DeconstructedRomDirectory:
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return "Directory";
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case FileType::Error:
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case FileType::Error:
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case FileType::Unknown:
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case FileType::Unknown:
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break;
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break;
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@ -102,6 +104,10 @@ static std::unique_ptr<AppLoader> GetFileLoader(FileUtil::IOFile&& file, FileTyp
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case FileType::NRO:
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case FileType::NRO:
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return std::make_unique<AppLoader_NRO>(std::move(file), filepath);
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return std::make_unique<AppLoader_NRO>(std::move(file), filepath);
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// NX deconstructed ROM directory.
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case FileType::DeconstructedRomDirectory:
|
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return std::make_unique<AppLoader_DeconstructedRomDirectory>(std::move(file), filepath);
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default:
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default:
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return nullptr;
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return nullptr;
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}
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}
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@ -117,7 +123,7 @@ std::unique_ptr<AppLoader> GetLoader(const std::string& filename) {
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std::string filename_filename, filename_extension;
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std::string filename_filename, filename_extension;
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Common::SplitPath(filename, nullptr, &filename_filename, &filename_extension);
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Common::SplitPath(filename, nullptr, &filename_filename, &filename_extension);
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|
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FileType type = IdentifyFile(file);
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FileType type = IdentifyFile(file, filename);
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FileType filename_type = GuessFromExtension(filename_extension);
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FileType filename_type = GuessFromExtension(filename_extension);
|
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|
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if (type != filename_type) {
|
if (type != filename_type) {
|
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|
|
@ -1,4 +1,4 @@
|
||||||
// Copyright 2014 Citra Emulator Project
|
// Copyright 2018 yuzu emulator team
|
||||||
// Licensed under GPLv2 or any later version
|
// Licensed under GPLv2 or any later version
|
||||||
// Refer to the license.txt file included.
|
// Refer to the license.txt file included.
|
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|
|
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|
@ -20,9 +20,6 @@ struct AddressMapping;
|
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class Process;
|
class Process;
|
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} // namespace Kernel
|
} // namespace Kernel
|
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|
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////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
||||||
// Loader namespace
|
|
||||||
|
|
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namespace Loader {
|
namespace Loader {
|
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|
|
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/// File types supported by CTR
|
/// File types supported by CTR
|
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|
@ -32,14 +29,16 @@ enum class FileType {
|
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ELF,
|
ELF,
|
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NSO,
|
NSO,
|
||||||
NRO,
|
NRO,
|
||||||
|
DeconstructedRomDirectory,
|
||||||
};
|
};
|
||||||
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|
||||||
/**
|
/**
|
||||||
* Identifies the type of a bootable file based on the magic value in its header.
|
* Identifies the type of a bootable file based on the magic value in its header.
|
||||||
* @param file open file
|
* @param file open file
|
||||||
|
* @param filepath Path of the file that we are opening.
|
||||||
* @return FileType of file
|
* @return FileType of file
|
||||||
*/
|
*/
|
||||||
FileType IdentifyFile(FileUtil::IOFile& file);
|
FileType IdentifyFile(FileUtil::IOFile& file, const std::string& filepath);
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Identifies the type of a bootable file based on the magic value in its header.
|
* Identifies the type of a bootable file based on the magic value in its header.
|
||||||
|
|
|
@ -5,6 +5,7 @@
|
||||||
#include <vector>
|
#include <vector>
|
||||||
|
|
||||||
#include "common/common_funcs.h"
|
#include "common/common_funcs.h"
|
||||||
|
#include "common/file_util.h"
|
||||||
#include "common/logging/log.h"
|
#include "common/logging/log.h"
|
||||||
#include "common/swap.h"
|
#include "common/swap.h"
|
||||||
#include "core/hle/kernel/process.h"
|
#include "core/hle/kernel/process.h"
|
||||||
|
@ -45,7 +46,10 @@ struct ModHeader {
|
||||||
};
|
};
|
||||||
static_assert(sizeof(ModHeader) == 0x1c, "ModHeader has incorrect size.");
|
static_assert(sizeof(ModHeader) == 0x1c, "ModHeader has incorrect size.");
|
||||||
|
|
||||||
FileType AppLoader_NRO::IdentifyType(FileUtil::IOFile& file) {
|
AppLoader_NRO::AppLoader_NRO(FileUtil::IOFile&& file, std::string filepath)
|
||||||
|
: AppLoader(std::move(file)), filepath(std::move(filepath)) {}
|
||||||
|
|
||||||
|
FileType AppLoader_NRO::IdentifyType(FileUtil::IOFile& file, const std::string&) {
|
||||||
// Read NSO header
|
// Read NSO header
|
||||||
NroHeader nro_header{};
|
NroHeader nro_header{};
|
||||||
file.Seek(0, SEEK_SET);
|
file.Seek(0, SEEK_SET);
|
||||||
|
|
|
@ -4,10 +4,8 @@
|
||||||
|
|
||||||
#pragma once
|
#pragma once
|
||||||
|
|
||||||
#include <map>
|
|
||||||
#include <string>
|
#include <string>
|
||||||
#include "common/common_types.h"
|
#include "common/common_types.h"
|
||||||
#include "common/file_util.h"
|
|
||||||
#include "core/hle/kernel/kernel.h"
|
#include "core/hle/kernel/kernel.h"
|
||||||
#include "core/loader/linker.h"
|
#include "core/loader/linker.h"
|
||||||
#include "core/loader/loader.h"
|
#include "core/loader/loader.h"
|
||||||
|
@ -17,18 +15,18 @@ namespace Loader {
|
||||||
/// Loads an NRO file
|
/// Loads an NRO file
|
||||||
class AppLoader_NRO final : public AppLoader, Linker {
|
class AppLoader_NRO final : public AppLoader, Linker {
|
||||||
public:
|
public:
|
||||||
AppLoader_NRO(FileUtil::IOFile&& file, std::string filepath)
|
AppLoader_NRO(FileUtil::IOFile&& file, std::string filepath);
|
||||||
: AppLoader(std::move(file)), filepath(std::move(filepath)) {}
|
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Returns the type of the file
|
* Returns the type of the file
|
||||||
* @param file FileUtil::IOFile open file
|
* @param file FileUtil::IOFile open file
|
||||||
|
* @param filepath Path of the file that we are opening.
|
||||||
* @return FileType found, or FileType::Error if this loader doesn't know it
|
* @return FileType found, or FileType::Error if this loader doesn't know it
|
||||||
*/
|
*/
|
||||||
static FileType IdentifyType(FileUtil::IOFile& file);
|
static FileType IdentifyType(FileUtil::IOFile& file, const std::string& filepath);
|
||||||
|
|
||||||
FileType GetFileType() override {
|
FileType GetFileType() override {
|
||||||
return IdentifyType(file);
|
return IdentifyType(file, filepath);
|
||||||
}
|
}
|
||||||
|
|
||||||
ResultStatus Load(Kernel::SharedPtr<Kernel::Process>& process) override;
|
ResultStatus Load(Kernel::SharedPtr<Kernel::Process>& process) override;
|
||||||
|
|
|
@ -4,8 +4,8 @@
|
||||||
|
|
||||||
#include <vector>
|
#include <vector>
|
||||||
#include <lz4.h>
|
#include <lz4.h>
|
||||||
|
|
||||||
#include "common/common_funcs.h"
|
#include "common/common_funcs.h"
|
||||||
|
#include "common/file_util.h"
|
||||||
#include "common/logging/log.h"
|
#include "common/logging/log.h"
|
||||||
#include "common/swap.h"
|
#include "common/swap.h"
|
||||||
#include "core/hle/kernel/process.h"
|
#include "core/hle/kernel/process.h"
|
||||||
|
@ -47,7 +47,10 @@ struct ModHeader {
|
||||||
};
|
};
|
||||||
static_assert(sizeof(ModHeader) == 0x1c, "ModHeader has incorrect size.");
|
static_assert(sizeof(ModHeader) == 0x1c, "ModHeader has incorrect size.");
|
||||||
|
|
||||||
FileType AppLoader_NSO::IdentifyType(FileUtil::IOFile& file) {
|
AppLoader_NSO::AppLoader_NSO(FileUtil::IOFile&& file, std::string filepath)
|
||||||
|
: AppLoader(std::move(file)), filepath(std::move(filepath)) {}
|
||||||
|
|
||||||
|
FileType AppLoader_NSO::IdentifyType(FileUtil::IOFile& file, const std::string&) {
|
||||||
u32 magic = 0;
|
u32 magic = 0;
|
||||||
file.Seek(0, SEEK_SET);
|
file.Seek(0, SEEK_SET);
|
||||||
if (1 != file.ReadArray<u32>(&magic, 1)) {
|
if (1 != file.ReadArray<u32>(&magic, 1)) {
|
||||||
|
@ -88,7 +91,7 @@ static constexpr u32 PageAlignSize(u32 size) {
|
||||||
return (size + Memory::PAGE_MASK) & ~Memory::PAGE_MASK;
|
return (size + Memory::PAGE_MASK) & ~Memory::PAGE_MASK;
|
||||||
}
|
}
|
||||||
|
|
||||||
VAddr AppLoader_NSO::LoadNso(const std::string& path, VAddr load_base) {
|
VAddr AppLoader_NSO::LoadModule(const std::string& path, VAddr load_base) {
|
||||||
FileUtil::IOFile file(path, "rb");
|
FileUtil::IOFile file(path, "rb");
|
||||||
if (!file.IsOpen()) {
|
if (!file.IsOpen()) {
|
||||||
return {};
|
return {};
|
||||||
|
@ -153,21 +156,9 @@ ResultStatus AppLoader_NSO::Load(Kernel::SharedPtr<Kernel::Process>& process) {
|
||||||
|
|
||||||
process = Kernel::Process::Create("main");
|
process = Kernel::Process::Create("main");
|
||||||
|
|
||||||
// Load NSO modules
|
// Load module
|
||||||
VAddr next_load_addr{Memory::PROCESS_IMAGE_VADDR};
|
LoadModule(filepath, Memory::PROCESS_IMAGE_VADDR);
|
||||||
for (const auto& module :
|
LOG_DEBUG(Loader, "loaded module %s @ 0x%llx", filepath.c_str(), Memory::PROCESS_IMAGE_VADDR);
|
||||||
{"rtld", "sdk", "subsdk0", "subsdk1", "subsdk2", "subsdk3", "subsdk4"}) {
|
|
||||||
const std::string path = filepath.substr(0, filepath.find_last_of("/\\")) + "/" + module;
|
|
||||||
const VAddr load_addr = next_load_addr;
|
|
||||||
next_load_addr = LoadNso(path, load_addr);
|
|
||||||
if (next_load_addr) {
|
|
||||||
LOG_DEBUG(Loader, "loaded module %s @ 0x%llx", module, load_addr);
|
|
||||||
} else {
|
|
||||||
next_load_addr = load_addr;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
// Load "main" module
|
|
||||||
LoadNso(filepath, next_load_addr);
|
|
||||||
|
|
||||||
process->svc_access_mask.set();
|
process->svc_access_mask.set();
|
||||||
process->address_mappings = default_address_mappings;
|
process->address_mappings = default_address_mappings;
|
||||||
|
|
|
@ -4,10 +4,8 @@
|
||||||
|
|
||||||
#pragma once
|
#pragma once
|
||||||
|
|
||||||
#include <map>
|
|
||||||
#include <string>
|
#include <string>
|
||||||
#include "common/common_types.h"
|
#include "common/common_types.h"
|
||||||
#include "common/file_util.h"
|
|
||||||
#include "core/hle/kernel/kernel.h"
|
#include "core/hle/kernel/kernel.h"
|
||||||
#include "core/loader/linker.h"
|
#include "core/loader/linker.h"
|
||||||
#include "core/loader/loader.h"
|
#include "core/loader/loader.h"
|
||||||
|
@ -17,25 +15,25 @@ namespace Loader {
|
||||||
/// Loads an NSO file
|
/// Loads an NSO file
|
||||||
class AppLoader_NSO final : public AppLoader, Linker {
|
class AppLoader_NSO final : public AppLoader, Linker {
|
||||||
public:
|
public:
|
||||||
AppLoader_NSO(FileUtil::IOFile&& file, std::string filepath)
|
AppLoader_NSO(FileUtil::IOFile&& file, std::string filepath);
|
||||||
: AppLoader(std::move(file)), filepath(std::move(filepath)) {}
|
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Returns the type of the file
|
* Returns the type of the file
|
||||||
* @param file FileUtil::IOFile open file
|
* @param file FileUtil::IOFile open file
|
||||||
|
* @param filepath Path of the file that we are opening.
|
||||||
* @return FileType found, or FileType::Error if this loader doesn't know it
|
* @return FileType found, or FileType::Error if this loader doesn't know it
|
||||||
*/
|
*/
|
||||||
static FileType IdentifyType(FileUtil::IOFile& file);
|
static FileType IdentifyType(FileUtil::IOFile& file, const std::string& filepath);
|
||||||
|
|
||||||
FileType GetFileType() override {
|
FileType GetFileType() override {
|
||||||
return IdentifyType(file);
|
return IdentifyType(file, filepath);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
static VAddr LoadModule(const std::string& path, VAddr load_base);
|
||||||
|
|
||||||
ResultStatus Load(Kernel::SharedPtr<Kernel::Process>& process) override;
|
ResultStatus Load(Kernel::SharedPtr<Kernel::Process>& process) override;
|
||||||
|
|
||||||
private:
|
private:
|
||||||
VAddr LoadNso(const std::string& path, VAddr load_base);
|
|
||||||
|
|
||||||
std::string filepath;
|
std::string filepath;
|
||||||
};
|
};
|
||||||
|
|
||||||
|
|
Reference in New Issue