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core: loader: Implement support for loading indexed programs.

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This commit is contained in:
bunnei 2020-11-24 15:16:24 -08:00
parent 7791cc8c2e
commit 5f75d97125
12 changed files with 74 additions and 26 deletions
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29
src/core/core.cpp
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@ -145,7 +145,7 @@ struct System::Impl {
}
ResultStatus Init(System& system, Frontend::EmuWindow& emu_window) {
LOG_DEBUG(HW_Memory, "initialized OK");
LOG_DEBUG(Core, "initialized OK");
device_memory = std::make_unique<Core::DeviceMemory>();
@ -208,9 +208,11 @@ struct System::Impl {
return ResultStatus::Success;
}
ResultStatus Load(System& system, Frontend::EmuWindow& emu_window,
const std::string& filepath) {
app_loader = Loader::GetLoader(system, GetGameFileFromPath(virtual_filesystem, filepath));
ResultStatus Load(System& system, Frontend::EmuWindow& emu_window, const std::string& filepath,
std::size_t program_index) {
app_loader = Loader::GetLoader(system, GetGameFileFromPath(virtual_filesystem, filepath),
program_index);
if (!app_loader) {
LOG_CRITICAL(Core, "Failed to obtain loader for {}!", filepath);
return ResultStatus::ErrorGetLoader;
@ -416,6 +418,8 @@ struct System::Impl {
bool is_multicore{};
bool is_async_gpu{};
ExecuteProgramCallback execute_program_callback;
std::array<u64, Core::Hardware::NUM_CPU_CORES> dynarmic_ticks{};
std::array<MicroProfileToken, Core::Hardware::NUM_CPU_CORES> microprofile_dynarmic{};
};
@ -451,8 +455,9 @@ void System::Shutdown() {
impl->Shutdown();
}
System::ResultStatus System::Load(Frontend::EmuWindow& emu_window, const std::string& filepath) {
return impl->Load(*this, emu_window, filepath);
System::ResultStatus System::Load(Frontend::EmuWindow& emu_window, const std::string& filepath,
std::size_t program_index) {
return impl->Load(*this, emu_window, filepath, program_index);
}
bool System::IsPoweredOn() const {
@ -789,4 +794,16 @@ bool System::IsMulticore() const {
return impl->is_multicore;
}
void System::RegisterExecuteProgramCallback(ExecuteProgramCallback&& callback) {
impl->execute_program_callback = std::move(callback);
}
void System::ExecuteProgram(std::size_t program_index) {
if (impl->execute_program_callback) {
impl->execute_program_callback(program_index);
} else {
LOG_CRITICAL(Core, "execute_program_callback must be initialized by the frontend");
}
}
} // namespace Core

22
src/core/core.h
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@ -5,6 +5,7 @@
#pragma once
#include <cstddef>
#include <functional>
#include <memory>
#include <string>
#include <vector>
@ -173,9 +174,11 @@ public:
* @param emu_window Reference to the host-system window used for video output and keyboard
* input.
* @param filepath String path to the executable application to load on the host file system.
* @param program_index Specifies the index within the container of the program to launch.
* @returns ResultStatus code, indicating if the operation succeeded.
*/
[[nodiscard]] ResultStatus Load(Frontend::EmuWindow& emu_window, const std::string& filepath);
[[nodiscard]] ResultStatus Load(Frontend::EmuWindow& emu_window, const std::string& filepath,
std::size_t program_index = 0);
/**
* Indicates if the emulated system is powered on (all subsystems initialized and able to run an
@ -385,6 +388,23 @@ public:
/// Tells if system is running on multicore.
[[nodiscard]] bool IsMulticore() const;
/// Type used for the frontend to designate a callback for System to re-launch the application
/// using a specified program index.
using ExecuteProgramCallback = std::function<void(std::size_t)>;
/**
* Registers a callback from the frontend for System to re-launch the application using a
* specified program index.
* @param callback Callback from the frontend to relaunch the application.
*/
void RegisterExecuteProgramCallback(ExecuteProgramCallback&& callback);
/**
* Instructs the frontend to re-launch the application using the specified program_index.
* @param program_index Specifies the index within the application of the program to launch.
*/
void ExecuteProgram(std::size_t program_index);
private:
System();

5
src/core/file_sys/card_image.cpp
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@ -29,7 +29,7 @@ constexpr std::array partition_names{
"logo",
};
XCI::XCI(VirtualFile file_)
XCI::XCI(VirtualFile file_, std::size_t program_index)
: file(std::move(file_)), program_nca_status{Loader::ResultStatus::ErrorXCIMissingProgramNCA},
partitions(partition_names.size()),
partitions_raw(partition_names.size()), keys{Core::Crypto::KeyManager::Instance()} {
@ -62,7 +62,8 @@ XCI::XCI(VirtualFile file_)
}
secure_partition = std::make_shared<NSP>(
main_hfs.GetFile(partition_names[static_cast<std::size_t>(XCIPartition::Secure)]));
main_hfs.GetFile(partition_names[static_cast<std::size_t>(XCIPartition::Secure)]),
program_index);
ncas = secure_partition->GetNCAsCollapsed();
program =

2
src/core/file_sys/card_image.h
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@ -78,7 +78,7 @@ enum class XCIPartition : u8 { Update, Normal, Secure, Logo };
class XCI : public ReadOnlyVfsDirectory {
public:
explicit XCI(VirtualFile file);
explicit XCI(VirtualFile file, std::size_t program_index = 0);
~XCI() override;
Loader::ResultStatus GetStatus() const;

6
src/core/file_sys/submission_package.cpp
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@ -20,8 +20,8 @@
namespace FileSys {
NSP::NSP(VirtualFile file_)
: file(std::move(file_)), status{Loader::ResultStatus::Success},
NSP::NSP(VirtualFile file_, std::size_t program_index)
: file(std::move(file_)), program_index(program_index), status{Loader::ResultStatus::Success},
pfs(std::make_shared<PartitionFilesystem>(file)), keys{Core::Crypto::KeyManager::Instance()} {
if (pfs->GetStatus() != Loader::ResultStatus::Success) {
status = pfs->GetStatus();
@ -146,7 +146,7 @@ std::shared_ptr<NCA> NSP::GetNCA(u64 title_id, ContentRecordType type, TitleType
if (extracted)
LOG_WARNING(Service_FS, "called on an NSP that is of type extracted.");
const auto title_id_iter = ncas.find(title_id);
const auto title_id_iter = ncas.find(title_id + program_index);
if (title_id_iter == ncas.end())
return nullptr;

4
src/core/file_sys/submission_package.h
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@ -27,7 +27,7 @@ enum class ContentRecordType : u8;
class NSP : public ReadOnlyVfsDirectory {
public:
explicit NSP(VirtualFile file);
explicit NSP(VirtualFile file, std::size_t program_index = 0);
~NSP() override;
Loader::ResultStatus GetStatus() const;
@ -69,6 +69,8 @@ private:
VirtualFile file;
const std::size_t program_index;
bool extracted = false;
Loader::ResultStatus status;
std::map<u64, Loader::ResultStatus> program_status;

12
src/core/loader/loader.cpp
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@ -198,10 +198,11 @@ AppLoader::~AppLoader() = default;
* @param system The system context to use.
* @param file The file to retrieve the loader for
* @param type The file type
* @param program_index Specifies the index within the container of the program to launch.
* @return std::unique_ptr<AppLoader> a pointer to a loader object; nullptr for unsupported type
*/
static std::unique_ptr<AppLoader> GetFileLoader(Core::System& system, FileSys::VirtualFile file,
FileType type) {
FileType type, std::size_t program_index) {
switch (type) {
// Standard ELF file format.
case FileType::ELF:
@ -222,7 +223,7 @@ static std::unique_ptr<AppLoader> GetFileLoader(Core::System& system, FileSys::V
// NX XCI (nX Card Image) file format.
case FileType::XCI:
return std::make_unique<AppLoader_XCI>(std::move(file), system.GetFileSystemController(),
system.GetContentProvider());
system.GetContentProvider(), program_index);
// NX NAX (NintendoAesXts) file format.
case FileType::NAX:
@ -231,7 +232,7 @@ static std::unique_ptr<AppLoader> GetFileLoader(Core::System& system, FileSys::V
// NX NSP (Nintendo Submission Package) file format
case FileType::NSP:
return std::make_unique<AppLoader_NSP>(std::move(file), system.GetFileSystemController(),
system.GetContentProvider());
system.GetContentProvider(), program_index);
// NX KIP (Kernel Internal Process) file format
case FileType::KIP:
@ -246,7 +247,8 @@ static std::unique_ptr<AppLoader> GetFileLoader(Core::System& system, FileSys::V
}
}
std::unique_ptr<AppLoader> GetLoader(Core::System& system, FileSys::VirtualFile file) {
std::unique_ptr<AppLoader> GetLoader(Core::System& system, FileSys::VirtualFile file,
std::size_t program_index) {
FileType type = IdentifyFile(file);
const FileType filename_type = GuessFromFilename(file->GetName());
@ -260,7 +262,7 @@ std::unique_ptr<AppLoader> GetLoader(Core::System& system, FileSys::VirtualFile
LOG_DEBUG(Loader, "Loading file {} as {}...", file->GetName(), GetFileTypeString(type));
return GetFileLoader(system, std::move(file), type);
return GetFileLoader(system, std::move(file), type, program_index);
}
} // namespace Loader

4
src/core/loader/loader.h
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@ -293,9 +293,11 @@ protected:
*
* @param system The system context.
* @param file The bootable file.
* @param program_index Specifies the index within the container of the program to launch.
*
* @return the best loader for this file.
*/
std::unique_ptr<AppLoader> GetLoader(Core::System& system, FileSys::VirtualFile file);
std::unique_ptr<AppLoader> GetLoader(Core::System& system, FileSys::VirtualFile file,
std::size_t program_index = 0);
} // namespace Loader

5
src/core/loader/nsp.cpp
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@ -23,8 +23,9 @@ namespace Loader {
AppLoader_NSP::AppLoader_NSP(FileSys::VirtualFile file,
const Service::FileSystem::FileSystemController& fsc,
const FileSys::ContentProvider& content_provider)
: AppLoader(file), nsp(std::make_unique<FileSys::NSP>(file)),
const FileSys::ContentProvider& content_provider,
std::size_t program_index)
: AppLoader(file), nsp(std::make_unique<FileSys::NSP>(file, program_index)),
title_id(nsp->GetProgramTitleID()) {
if (nsp->GetStatus() != ResultStatus::Success) {

3
src/core/loader/nsp.h
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@ -28,7 +28,8 @@ class AppLoader_NSP final : public AppLoader {
public:
explicit AppLoader_NSP(FileSys::VirtualFile file,
const Service::FileSystem::FileSystemController& fsc,
const FileSys::ContentProvider& content_provider);
const FileSys::ContentProvider& content_provider,
std::size_t program_index);
~AppLoader_NSP() override;
/**

5
src/core/loader/xci.cpp
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@ -22,8 +22,9 @@ namespace Loader {
AppLoader_XCI::AppLoader_XCI(FileSys::VirtualFile file,
const Service::FileSystem::FileSystemController& fsc,
const FileSys::ContentProvider& content_provider)
: AppLoader(file), xci(std::make_unique<FileSys::XCI>(file)),
const FileSys::ContentProvider& content_provider,
std::size_t program_index)
: AppLoader(file), xci(std::make_unique<FileSys::XCI>(file, program_index)),
nca_loader(std::make_unique<AppLoader_NCA>(xci->GetProgramNCAFile())) {
if (xci->GetStatus() != ResultStatus::Success) {
return;

3
src/core/loader/xci.h
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@ -28,7 +28,8 @@ class AppLoader_XCI final : public AppLoader {
public:
explicit AppLoader_XCI(FileSys::VirtualFile file,
const Service::FileSystem::FileSystemController& fsc,
const FileSys::ContentProvider& content_provider);
const FileSys::ContentProvider& content_provider,
std::size_t program_index);
~AppLoader_XCI() override;
/**