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kernel: fix debugger and process list lifetime

master
Liam 2024-01-02 17:12:16 +07:00
parent f2fed21c11
commit f90a022d3a
9 changed files with 160 additions and 107 deletions
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39
src/core/debugger/debugger.cpp
Unescape Escape View File

@ -114,7 +114,7 @@ public:
} }
Kernel::KThread* GetActiveThread() override { Kernel::KThread* GetActiveThread() override {
return state->active_thread; return state->active_thread.GetPointerUnsafe();
} }
private: private:
@ -147,11 +147,14 @@ private:
std::scoped_lock lk{connection_lock}; std::scoped_lock lk{connection_lock};
// Find the process we are going to debug.
SetDebugProcess();
// Ensure everything is stopped. // Ensure everything is stopped.
PauseEmulation(); PauseEmulation();
// Set up the new frontend. // Set up the new frontend.
frontend = std::make_unique<GDBStub>(*this, system); frontend = std::make_unique<GDBStub>(*this, system, debug_process.GetPointerUnsafe());
// Set the new state. This will tear down any existing state. // Set the new state. This will tear down any existing state.
state = ConnectionState{ state = ConnectionState{
@ -194,15 +197,20 @@ private:
UpdateActiveThread(); UpdateActiveThread();
if (state->info.type == SignalType::Watchpoint) { if (state->info.type == SignalType::Watchpoint) {
frontend->Watchpoint(state->active_thread, *state->info.watchpoint); frontend->Watchpoint(std::addressof(*state->active_thread),
*state->info.watchpoint);
} else { } else {
frontend->Stopped(state->active_thread); frontend->Stopped(std::addressof(*state->active_thread));
} }
break; break;
case SignalType::ShuttingDown: case SignalType::ShuttingDown:
frontend->ShuttingDown(); frontend->ShuttingDown();
// Release members.
state->active_thread.Reset(nullptr);
debug_process.Reset(nullptr);
// Wait for emulation to shut down gracefully now. // Wait for emulation to shut down gracefully now.
state->signal_pipe.close(); state->signal_pipe.close();
state->client_socket.shutdown(boost::asio::socket_base::shutdown_both); state->client_socket.shutdown(boost::asio::socket_base::shutdown_both);
@ -222,7 +230,7 @@ private:
stopped = true; stopped = true;
PauseEmulation(); PauseEmulation();
UpdateActiveThread(); UpdateActiveThread();
frontend->Stopped(state->active_thread); frontend->Stopped(state->active_thread.GetPointerUnsafe());
break; break;
} }
case DebuggerAction::Continue: case DebuggerAction::Continue:
@ -232,7 +240,7 @@ private:
MarkResumed([&] { MarkResumed([&] {
state->active_thread->SetStepState(Kernel::StepState::StepPending); state->active_thread->SetStepState(Kernel::StepState::StepPending);
state->active_thread->Resume(Kernel::SuspendType::Debug); state->active_thread->Resume(Kernel::SuspendType::Debug);
ResumeEmulation(state->active_thread); ResumeEmulation(state->active_thread.GetPointerUnsafe());
}); });
break; break;
case DebuggerAction::StepThreadLocked: { case DebuggerAction::StepThreadLocked: {
@ -255,6 +263,7 @@ private:
} }
void PauseEmulation() { void PauseEmulation() {
Kernel::KScopedLightLock ll{debug_process->GetListLock()};
Kernel::KScopedSchedulerLock sl{system.Kernel()}; Kernel::KScopedSchedulerLock sl{system.Kernel()};
// Put all threads to sleep on next scheduler round. // Put all threads to sleep on next scheduler round.
@ -264,6 +273,9 @@ private:
} }
void ResumeEmulation(Kernel::KThread* except = nullptr) { void ResumeEmulation(Kernel::KThread* except = nullptr) {
Kernel::KScopedLightLock ll{debug_process->GetListLock()};
Kernel::KScopedSchedulerLock sl{system.Kernel()};
// Wake up all threads. // Wake up all threads.
for (auto& thread : ThreadList()) { for (auto& thread : ThreadList()) {
if (std::addressof(thread) == except) { if (std::addressof(thread) == except) {
@ -277,15 +289,16 @@ private:
template <typename Callback> template <typename Callback>
void MarkResumed(Callback&& cb) { void MarkResumed(Callback&& cb) {
Kernel::KScopedSchedulerLock sl{system.Kernel()};
stopped = false; stopped = false;
cb(); cb();
} }
void UpdateActiveThread() { void UpdateActiveThread() {
Kernel::KScopedLightLock ll{debug_process->GetListLock()};
auto& threads{ThreadList()}; auto& threads{ThreadList()};
for (auto& thread : threads) { for (auto& thread : threads) {
if (std::addressof(thread) == state->active_thread) { if (std::addressof(thread) == state->active_thread.GetPointerUnsafe()) {
// Thread is still alive, no need to update. // Thread is still alive, no need to update.
return; return;
} }
@ -293,12 +306,18 @@ private:
state->active_thread = std::addressof(threads.front()); state->active_thread = std::addressof(threads.front());
} }
private:
void SetDebugProcess() {
debug_process = std::move(system.Kernel().GetProcessList().back());
}
Kernel::KProcess::ThreadList& ThreadList() { Kernel::KProcess::ThreadList& ThreadList() {
return system.ApplicationProcess()->GetThreadList(); return debug_process->GetThreadList();
} }
private: private:
System& system; System& system;
Kernel::KScopedAutoObject<Kernel::KProcess> debug_process;
std::unique_ptr<DebuggerFrontend> frontend; std::unique_ptr<DebuggerFrontend> frontend;
boost::asio::io_context io_context; boost::asio::io_context io_context;
@ -310,7 +329,7 @@ private:
boost::process::async_pipe signal_pipe; boost::process::async_pipe signal_pipe;
SignalInfo info; SignalInfo info;
Kernel::KThread* active_thread; Kernel::KScopedAutoObject<Kernel::KThread> active_thread;
std::array<u8, 4096> client_data; std::array<u8, 4096> client_data;
bool pipe_data; bool pipe_data;
}; };

66
src/core/debugger/gdbstub.cpp
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@ -108,9 +108,9 @@ static std::string EscapeXML(std::string_view data) {
return escaped; return escaped;
} }
GDBStub::GDBStub(DebuggerBackend& backend_, Core::System& system_) GDBStub::GDBStub(DebuggerBackend& backend_, Core::System& system_, Kernel::KProcess* debug_process_)
: DebuggerFrontend(backend_), system{system_} { : DebuggerFrontend(backend_), system{system_}, debug_process{debug_process_} {
if (system.ApplicationProcess()->Is64Bit()) { if (GetProcess()->Is64Bit()) {
arch = std::make_unique<GDBStubA64>(); arch = std::make_unique<GDBStubA64>();
} else { } else {
arch = std::make_unique<GDBStubA32>(); arch = std::make_unique<GDBStubA32>();
@ -276,7 +276,7 @@ void GDBStub::ExecuteCommand(std::string_view packet, std::vector<DebuggerAction
const size_t size{static_cast<size_t>(strtoll(command.data() + sep, nullptr, 16))}; const size_t size{static_cast<size_t>(strtoll(command.data() + sep, nullptr, 16))};
std::vector<u8> mem(size); std::vector<u8> mem(size);
if (system.ApplicationMemory().ReadBlock(addr, mem.data(), size)) { if (GetMemory().ReadBlock(addr, mem.data(), size)) {
// Restore any bytes belonging to replaced instructions. // Restore any bytes belonging to replaced instructions.
auto it = replaced_instructions.lower_bound(addr); auto it = replaced_instructions.lower_bound(addr);
for (; it != replaced_instructions.end() && it->first < addr + size; it++) { for (; it != replaced_instructions.end() && it->first < addr + size; it++) {
@ -310,8 +310,8 @@ void GDBStub::ExecuteCommand(std::string_view packet, std::vector<DebuggerAction
const auto mem_substr{std::string_view(command).substr(mem_sep)}; const auto mem_substr{std::string_view(command).substr(mem_sep)};
const auto mem{Common::HexStringToVector(mem_substr, false)}; const auto mem{Common::HexStringToVector(mem_substr, false)};
if (system.ApplicationMemory().WriteBlock(addr, mem.data(), size)) { if (GetMemory().WriteBlock(addr, mem.data(), size)) {
Core::InvalidateInstructionCacheRange(system.ApplicationProcess(), addr, size); Core::InvalidateInstructionCacheRange(GetProcess(), addr, size);
SendReply(GDB_STUB_REPLY_OK); SendReply(GDB_STUB_REPLY_OK);
} else { } else {
SendReply(GDB_STUB_REPLY_ERR); SendReply(GDB_STUB_REPLY_ERR);
@ -353,7 +353,7 @@ void GDBStub::HandleBreakpointInsert(std::string_view command) {
const size_t addr{static_cast<size_t>(strtoll(command.data() + addr_sep, nullptr, 16))}; const size_t addr{static_cast<size_t>(strtoll(command.data() + addr_sep, nullptr, 16))};
const size_t size{static_cast<size_t>(strtoll(command.data() + size_sep, nullptr, 16))}; const size_t size{static_cast<size_t>(strtoll(command.data() + size_sep, nullptr, 16))};
if (!system.ApplicationMemory().IsValidVirtualAddressRange(addr, size)) { if (!GetMemory().IsValidVirtualAddressRange(addr, size)) {
SendReply(GDB_STUB_REPLY_ERR); SendReply(GDB_STUB_REPLY_ERR);
return; return;
} }
@ -362,22 +362,20 @@ void GDBStub::HandleBreakpointInsert(std::string_view command) {
switch (type) { switch (type) {
case BreakpointType::Software: case BreakpointType::Software:
replaced_instructions[addr] = system.ApplicationMemory().Read32(addr); replaced_instructions[addr] = GetMemory().Read32(addr);
system.ApplicationMemory().Write32(addr, arch->BreakpointInstruction()); GetMemory().Write32(addr, arch->BreakpointInstruction());
Core::InvalidateInstructionCacheRange(system.ApplicationProcess(), addr, sizeof(u32)); Core::InvalidateInstructionCacheRange(GetProcess(), addr, sizeof(u32));
success = true; success = true;
break; break;
case BreakpointType::WriteWatch: case BreakpointType::WriteWatch:
success = system.ApplicationProcess()->InsertWatchpoint(addr, size, success = GetProcess()->InsertWatchpoint(addr, size, Kernel::DebugWatchpointType::Write);
Kernel::DebugWatchpointType::Write);
break; break;
case BreakpointType::ReadWatch: case BreakpointType::ReadWatch:
success = system.ApplicationProcess()->InsertWatchpoint(addr, size, success = GetProcess()->InsertWatchpoint(addr, size, Kernel::DebugWatchpointType::Read);
Kernel::DebugWatchpointType::Read);
break; break;
case BreakpointType::AccessWatch: case BreakpointType::AccessWatch:
success = system.ApplicationProcess()->InsertWatchpoint( success =
addr, size, Kernel::DebugWatchpointType::ReadOrWrite); GetProcess()->InsertWatchpoint(addr, size, Kernel::DebugWatchpointType::ReadOrWrite);
break; break;
case BreakpointType::Hardware: case BreakpointType::Hardware:
default: default:
@ -400,7 +398,7 @@ void GDBStub::HandleBreakpointRemove(std::string_view command) {
const size_t addr{static_cast<size_t>(strtoll(command.data() + addr_sep, nullptr, 16))}; const size_t addr{static_cast<size_t>(strtoll(command.data() + addr_sep, nullptr, 16))};
const size_t size{static_cast<size_t>(strtoll(command.data() + size_sep, nullptr, 16))}; const size_t size{static_cast<size_t>(strtoll(command.data() + size_sep, nullptr, 16))};
if (!system.ApplicationMemory().IsValidVirtualAddressRange(addr, size)) { if (!GetMemory().IsValidVirtualAddressRange(addr, size)) {
SendReply(GDB_STUB_REPLY_ERR); SendReply(GDB_STUB_REPLY_ERR);
return; return;
} }
@ -411,24 +409,22 @@ void GDBStub::HandleBreakpointRemove(std::string_view command) {
case BreakpointType::Software: { case BreakpointType::Software: {
const auto orig_insn{replaced_instructions.find(addr)}; const auto orig_insn{replaced_instructions.find(addr)};
if (orig_insn != replaced_instructions.end()) { if (orig_insn != replaced_instructions.end()) {
system.ApplicationMemory().Write32(addr, orig_insn->second); GetMemory().Write32(addr, orig_insn->second);
Core::InvalidateInstructionCacheRange(system.ApplicationProcess(), addr, sizeof(u32)); Core::InvalidateInstructionCacheRange(GetProcess(), addr, sizeof(u32));
replaced_instructions.erase(addr); replaced_instructions.erase(addr);
success = true; success = true;
} }
break; break;
} }
case BreakpointType::WriteWatch: case BreakpointType::WriteWatch:
success = system.ApplicationProcess()->RemoveWatchpoint(addr, size, success = GetProcess()->RemoveWatchpoint(addr, size, Kernel::DebugWatchpointType::Write);
Kernel::DebugWatchpointType::Write);
break; break;
case BreakpointType::ReadWatch: case BreakpointType::ReadWatch:
success = system.ApplicationProcess()->RemoveWatchpoint(addr, size, success = GetProcess()->RemoveWatchpoint(addr, size, Kernel::DebugWatchpointType::Read);
Kernel::DebugWatchpointType::Read);
break; break;
case BreakpointType::AccessWatch: case BreakpointType::AccessWatch:
success = system.ApplicationProcess()->RemoveWatchpoint( success =
addr, size, Kernel::DebugWatchpointType::ReadOrWrite); GetProcess()->RemoveWatchpoint(addr, size, Kernel::DebugWatchpointType::ReadOrWrite);
break; break;
case BreakpointType::Hardware: case BreakpointType::Hardware:
default: default:
@ -466,10 +462,10 @@ void GDBStub::HandleQuery(std::string_view command) {
const auto target_xml{arch->GetTargetXML()}; const auto target_xml{arch->GetTargetXML()};
SendReply(PaginateBuffer(target_xml, command.substr(30))); SendReply(PaginateBuffer(target_xml, command.substr(30)));
} else if (command.starts_with("Offsets")) { } else if (command.starts_with("Offsets")) {
const auto main_offset = Core::FindMainModuleEntrypoint(system.ApplicationProcess()); const auto main_offset = Core::FindMainModuleEntrypoint(GetProcess());
SendReply(fmt::format("TextSeg={:x}", GetInteger(main_offset))); SendReply(fmt::format("TextSeg={:x}", GetInteger(main_offset)));
} else if (command.starts_with("Xfer:libraries:read::")) { } else if (command.starts_with("Xfer:libraries:read::")) {
auto modules = Core::FindModules(system.ApplicationProcess()); auto modules = Core::FindModules(GetProcess());
std::string buffer; std::string buffer;
buffer += R"(<?xml version="1.0"?>)"; buffer += R"(<?xml version="1.0"?>)";
@ -483,7 +479,7 @@ void GDBStub::HandleQuery(std::string_view command) {
SendReply(PaginateBuffer(buffer, command.substr(21))); SendReply(PaginateBuffer(buffer, command.substr(21)));
} else if (command.starts_with("fThreadInfo")) { } else if (command.starts_with("fThreadInfo")) {
// beginning of list // beginning of list
const auto& threads = system.ApplicationProcess()->GetThreadList(); const auto& threads = GetProcess()->GetThreadList();
std::vector<std::string> thread_ids; std::vector<std::string> thread_ids;
for (const auto& thread : threads) { for (const auto& thread : threads) {
thread_ids.push_back(fmt::format("{:x}", thread.GetThreadId())); thread_ids.push_back(fmt::format("{:x}", thread.GetThreadId()));
@ -497,7 +493,7 @@ void GDBStub::HandleQuery(std::string_view command) {
buffer += R"(<?xml version="1.0"?>)"; buffer += R"(<?xml version="1.0"?>)";
buffer += "<threads>"; buffer += "<threads>";
const auto& threads = system.ApplicationProcess()->GetThreadList(); const auto& threads = GetProcess()->GetThreadList();
for (const auto& thread : threads) { for (const auto& thread : threads) {
auto thread_name{Core::GetThreadName(&thread)}; auto thread_name{Core::GetThreadName(&thread)};
if (!thread_name) { if (!thread_name) {
@ -613,7 +609,7 @@ void GDBStub::HandleRcmd(const std::vector<u8>& command) {
std::string_view command_str{reinterpret_cast<const char*>(&command[0]), command.size()}; std::string_view command_str{reinterpret_cast<const char*>(&command[0]), command.size()};
std::string reply; std::string reply;
auto* process = system.ApplicationProcess(); auto* process = GetProcess();
auto& page_table = process->GetPageTable(); auto& page_table = process->GetPageTable();
const char* commands = "Commands:\n" const char* commands = "Commands:\n"
@ -714,7 +710,7 @@ void GDBStub::HandleRcmd(const std::vector<u8>& command) {
} }
Kernel::KThread* GDBStub::GetThreadByID(u64 thread_id) { Kernel::KThread* GDBStub::GetThreadByID(u64 thread_id) {
auto& threads{system.ApplicationProcess()->GetThreadList()}; auto& threads{GetProcess()->GetThreadList()};
for (auto& thread : threads) { for (auto& thread : threads) {
if (thread.GetThreadId() == thread_id) { if (thread.GetThreadId() == thread_id) {
return std::addressof(thread); return std::addressof(thread);
@ -783,4 +779,12 @@ void GDBStub::SendStatus(char status) {
backend.WriteToClient(buf); backend.WriteToClient(buf);
} }
Kernel::KProcess* GDBStub::GetProcess() {
return debug_process;
}
Core::Memory::Memory& GDBStub::GetMemory() {
return GetProcess()->GetMemory();
}
} // namespace Core } // namespace Core

15
src/core/debugger/gdbstub.h
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@ -12,13 +12,22 @@
#include "core/debugger/debugger_interface.h" #include "core/debugger/debugger_interface.h"
#include "core/debugger/gdbstub_arch.h" #include "core/debugger/gdbstub_arch.h"
namespace Kernel {
class KProcess;
}
namespace Core::Memory {
class Memory;
}
namespace Core { namespace Core {
class System; class System;
class GDBStub : public DebuggerFrontend { class GDBStub : public DebuggerFrontend {
public: public:
explicit GDBStub(DebuggerBackend& backend, Core::System& system); explicit GDBStub(DebuggerBackend& backend, Core::System& system,
Kernel::KProcess* debug_process);
~GDBStub() override; ~GDBStub() override;
void Connected() override; void Connected() override;
@ -42,8 +51,12 @@ private:
void SendReply(std::string_view data); void SendReply(std::string_view data);
void SendStatus(char status); void SendStatus(char status);
Kernel::KProcess* GetProcess();
Core::Memory::Memory& GetMemory();
private: private:
Core::System& system; Core::System& system;
Kernel::KProcess* debug_process;
std::unique_ptr<GDBStubArch> arch; std::unique_ptr<GDBStubArch> arch;
std::vector<char> current_command; std::vector<char> current_command;
std::map<VAddr, u32> replaced_instructions; std::map<VAddr, u32> replaced_instructions;

31
src/core/hle/kernel/kernel.cpp
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@ -112,7 +112,14 @@ struct KernelCore::Impl {
old_process->Close(); old_process->Close();
} }
process_list.clear(); {
std::scoped_lock lk{process_list_lock};
for (auto* const process : process_list) {
process->Terminate();
process->Close();
}
process_list.clear();
}
next_object_id = 0; next_object_id = 0;
next_kernel_process_id = KProcess::InitialProcessIdMin; next_kernel_process_id = KProcess::InitialProcessIdMin;
@ -770,6 +777,7 @@ struct KernelCore::Impl {
std::atomic<u64> next_thread_id{1}; std::atomic<u64> next_thread_id{1};
// Lists all processes that exist in the current session. // Lists all processes that exist in the current session.
std::mutex process_list_lock;
std::vector<KProcess*> process_list; std::vector<KProcess*> process_list;
std::atomic<KProcess*> application_process{}; std::atomic<KProcess*> application_process{};
std::unique_ptr<Kernel::GlobalSchedulerContext> global_scheduler_context; std::unique_ptr<Kernel::GlobalSchedulerContext> global_scheduler_context;
@ -869,9 +877,19 @@ KResourceLimit* KernelCore::GetSystemResourceLimit() {
} }
void KernelCore::AppendNewProcess(KProcess* process) { void KernelCore::AppendNewProcess(KProcess* process) {
process->Open();
std::scoped_lock lk{impl->process_list_lock};
impl->process_list.push_back(process); impl->process_list.push_back(process);
} }
void KernelCore::RemoveProcess(KProcess* process) {
std::scoped_lock lk{impl->process_list_lock};
if (std::erase(impl->process_list, process)) {
process->Close();
}
}
void KernelCore::MakeApplicationProcess(KProcess* process) { void KernelCore::MakeApplicationProcess(KProcess* process) {
impl->MakeApplicationProcess(process); impl->MakeApplicationProcess(process);
} }
@ -884,8 +902,15 @@ const KProcess* KernelCore::ApplicationProcess() const {
return impl->application_process; return impl->application_process;
} }
const std::vector<KProcess*>& KernelCore::GetProcessList() const { std::list<KScopedAutoObject<KProcess>> KernelCore::GetProcessList() {
return impl->process_list; std::list<KScopedAutoObject<KProcess>> processes;
std::scoped_lock lk{impl->process_list_lock};
for (auto* const process : impl->process_list) {
processes.emplace_back(process);
}
return processes;
} }
Kernel::GlobalSchedulerContext& KernelCore::GlobalSchedulerContext() { Kernel::GlobalSchedulerContext& KernelCore::GlobalSchedulerContext() {

6
src/core/hle/kernel/kernel.h
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@ -5,6 +5,7 @@
#include <array> #include <array>
#include <functional> #include <functional>
#include <list>
#include <memory> #include <memory>
#include <string> #include <string>
#include <unordered_map> #include <unordered_map>
@ -116,8 +117,9 @@ public:
/// Retrieves a shared pointer to the system resource limit instance. /// Retrieves a shared pointer to the system resource limit instance.
KResourceLimit* GetSystemResourceLimit(); KResourceLimit* GetSystemResourceLimit();
/// Adds the given shared pointer to an internal list of active processes. /// Adds/removes the given pointer to an internal list of active processes.
void AppendNewProcess(KProcess* process); void AppendNewProcess(KProcess* process);
void RemoveProcess(KProcess* process);
/// Makes the given process the new application process. /// Makes the given process the new application process.
void MakeApplicationProcess(KProcess* process); void MakeApplicationProcess(KProcess* process);
@ -129,7 +131,7 @@ public:
const KProcess* ApplicationProcess() const; const KProcess* ApplicationProcess() const;
/// Retrieves the list of processes. /// Retrieves the list of processes.
const std::vector<KProcess*>& GetProcessList() const; std::list<KScopedAutoObject<KProcess>> GetProcessList();
/// Gets the sole instance of the global scheduler /// Gets the sole instance of the global scheduler
Kernel::GlobalSchedulerContext& GlobalSchedulerContext(); Kernel::GlobalSchedulerContext& GlobalSchedulerContext();

8
src/core/hle/kernel/svc/svc_process.cpp
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@ -74,13 +74,15 @@ Result GetProcessList(Core::System& system, s32* out_num_processes, u64 out_proc
} }
auto& memory = GetCurrentMemory(kernel); auto& memory = GetCurrentMemory(kernel);
const auto& process_list = kernel.GetProcessList(); auto process_list = kernel.GetProcessList();
auto it = process_list.begin();
const auto num_processes = process_list.size(); const auto num_processes = process_list.size();
const auto copy_amount = const auto copy_amount =
std::min(static_cast<std::size_t>(out_process_ids_size), num_processes); std::min(static_cast<std::size_t>(out_process_ids_size), num_processes);
for (std::size_t i = 0; i < copy_amount; ++i) { for (std::size_t i = 0; i < copy_amount && it != process_list.end(); ++i, ++it) {
memory.Write64(out_process_ids, process_list[i]->GetProcessId()); memory.Write64(out_process_ids, (*it)->GetProcessId());
out_process_ids += sizeof(u64); out_process_ids += sizeof(u64);
} }

7
src/core/hle/service/glue/arp.cpp
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@ -15,9 +15,10 @@
namespace Service::Glue { namespace Service::Glue {
namespace { namespace {
std::optional<u64> GetTitleIDForProcessID(const Core::System& system, u64 process_id) { std::optional<u64> GetTitleIDForProcessID(Core::System& system, u64 process_id) {
const auto& list = system.Kernel().GetProcessList(); auto list = system.Kernel().GetProcessList();
const auto iter = std::find_if(list.begin(), list.end(), [&process_id](const auto& process) {
const auto iter = std::find_if(list.begin(), list.end(), [&process_id](auto& process) {
return process->GetProcessId() == process_id; return process->GetProcessId() == process_id;
}); });

10
src/core/hle/service/hid/hid.cpp
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@ -22,12 +22,10 @@ void LoopProcess(Core::System& system) {
std::shared_ptr<HidFirmwareSettings> firmware_settings = std::shared_ptr<HidFirmwareSettings> firmware_settings =
std::make_shared<HidFirmwareSettings>(); std::make_shared<HidFirmwareSettings>();
// TODO: Remove this hack until this service is emulated properly. // TODO: Remove this hack when am is emulated properly.
const auto process_list = system.Kernel().GetProcessList(); resource_manager->Initialize();
if (!process_list.empty()) { resource_manager->RegisterAppletResourceUserId(system.ApplicationProcess()->GetProcessId(),
resource_manager->Initialize(); true);
resource_manager->RegisterAppletResourceUserId(process_list[0]->GetId(), true);
}
server_manager->RegisterNamedService( server_manager->RegisterNamedService(
"hid", std::make_shared<IHidServer>(system, resource_manager, firmware_settings)); "hid", std::make_shared<IHidServer>(system, resource_manager, firmware_settings));

85
src/core/hle/service/pm/pm.cpp
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@ -22,27 +22,26 @@ constexpr Result ResultProcessNotFound{ErrorModule::PM, 1};
constexpr u64 NO_PROCESS_FOUND_PID{0}; constexpr u64 NO_PROCESS_FOUND_PID{0};
std::optional<Kernel::KProcess*> SearchProcessList( using ProcessList = std::list<Kernel::KScopedAutoObject<Kernel::KProcess>>;
const std::vector<Kernel::KProcess*>& process_list,
std::function<bool(Kernel::KProcess*)> predicate) { template <typename F>
Kernel::KScopedAutoObject<Kernel::KProcess> SearchProcessList(ProcessList& process_list,
F&& predicate) {
const auto iter = std::find_if(process_list.begin(), process_list.end(), predicate); const auto iter = std::find_if(process_list.begin(), process_list.end(), predicate);
if (iter == process_list.end()) { if (iter == process_list.end()) {
return std::nullopt; return nullptr;
} }
return *iter; return iter->GetPointerUnsafe();
} }
void GetApplicationPidGeneric(HLERequestContext& ctx, void GetApplicationPidGeneric(HLERequestContext& ctx, ProcessList& process_list) {
const std::vector<Kernel::KProcess*>& process_list) { auto process = SearchProcessList(process_list, [](auto& p) { return p->IsApplication(); });
const auto process = SearchProcessList(process_list, [](const auto& proc) {
return proc->GetProcessId() == Kernel::KProcess::ProcessIdMin;
});
IPC::ResponseBuilder rb{ctx, 4}; IPC::ResponseBuilder rb{ctx, 4};
rb.Push(ResultSuccess); rb.Push(ResultSuccess);
rb.Push(process.has_value() ? (*process)->GetProcessId() : NO_PROCESS_FOUND_PID); rb.Push(process.IsNull() ? NO_PROCESS_FOUND_PID : process->GetProcessId());
} }
} // Anonymous namespace } // Anonymous namespace
@ -80,8 +79,7 @@ private:
class DebugMonitor final : public ServiceFramework<DebugMonitor> { class DebugMonitor final : public ServiceFramework<DebugMonitor> {
public: public:
explicit DebugMonitor(Core::System& system_) explicit DebugMonitor(Core::System& system_) : ServiceFramework{system_, "pm:dmnt"} {
: ServiceFramework{system_, "pm:dmnt"}, kernel{system_.Kernel()} {
// clang-format off // clang-format off
static const FunctionInfo functions[] = { static const FunctionInfo functions[] = {
{0, nullptr, "GetJitDebugProcessIdList"}, {0, nullptr, "GetJitDebugProcessIdList"},
@ -106,12 +104,11 @@ private:
LOG_DEBUG(Service_PM, "called, program_id={:016X}", program_id); LOG_DEBUG(Service_PM, "called, program_id={:016X}", program_id);
const auto process = auto list = kernel.GetProcessList();
SearchProcessList(kernel.GetProcessList(), [program_id](const auto& proc) { auto process = SearchProcessList(
return proc->GetProgramId() == program_id; list, [program_id](auto& p) { return p->GetProgramId() == program_id; });
});
if (!process.has_value()) { if (process.IsNull()) {
IPC::ResponseBuilder rb{ctx, 2}; IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultProcessNotFound); rb.Push(ResultProcessNotFound);
return; return;
@ -119,12 +116,13 @@ private:
IPC::ResponseBuilder rb{ctx, 4}; IPC::ResponseBuilder rb{ctx, 4};
rb.Push(ResultSuccess); rb.Push(ResultSuccess);
rb.Push((*process)->GetProcessId()); rb.Push(process->GetProcessId());
} }
void GetApplicationProcessId(HLERequestContext& ctx) { void GetApplicationProcessId(HLERequestContext& ctx) {
LOG_DEBUG(Service_PM, "called"); LOG_DEBUG(Service_PM, "called");
GetApplicationPidGeneric(ctx, kernel.GetProcessList()); auto list = kernel.GetProcessList();
GetApplicationPidGeneric(ctx, list);
} }
void AtmosphereGetProcessInfo(HLERequestContext& ctx) { void AtmosphereGetProcessInfo(HLERequestContext& ctx) {
@ -135,11 +133,10 @@ private:
LOG_WARNING(Service_PM, "(Partial Implementation) called, pid={:016X}", pid); LOG_WARNING(Service_PM, "(Partial Implementation) called, pid={:016X}", pid);
const auto process = SearchProcessList(kernel.GetProcessList(), [pid](const auto& proc) { auto list = kernel.GetProcessList();
return proc->GetProcessId() == pid; auto process = SearchProcessList(list, [pid](auto& p) { return p->GetProcessId() == pid; });
});
if (!process.has_value()) { if (process.IsNull()) {
IPC::ResponseBuilder rb{ctx, 2}; IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultProcessNotFound); rb.Push(ResultProcessNotFound);
return; return;
@ -159,7 +156,7 @@ private:
OverrideStatus override_status{}; OverrideStatus override_status{};
ProgramLocation program_location{ ProgramLocation program_location{
.program_id = (*process)->GetProgramId(), .program_id = process->GetProgramId(),
.storage_id = 0, .storage_id = 0,
}; };
@ -169,14 +166,11 @@ private:
rb.PushRaw(program_location); rb.PushRaw(program_location);
rb.PushRaw(override_status); rb.PushRaw(override_status);
} }
const Kernel::KernelCore& kernel;
}; };
class Info final : public ServiceFramework<Info> { class Info final : public ServiceFramework<Info> {
public: public:
explicit Info(Core::System& system_, const std::vector<Kernel::KProcess*>& process_list_) explicit Info(Core::System& system_) : ServiceFramework{system_, "pm:info"} {
: ServiceFramework{system_, "pm:info"}, process_list{process_list_} {
static const FunctionInfo functions[] = { static const FunctionInfo functions[] = {
{0, &Info::GetProgramId, "GetProgramId"}, {0, &Info::GetProgramId, "GetProgramId"},
{65000, &Info::AtmosphereGetProcessId, "AtmosphereGetProcessId"}, {65000, &Info::AtmosphereGetProcessId, "AtmosphereGetProcessId"},
@ -193,11 +187,11 @@ private:
LOG_DEBUG(Service_PM, "called, process_id={:016X}", process_id); LOG_DEBUG(Service_PM, "called, process_id={:016X}", process_id);
const auto process = SearchProcessList(process_list, [process_id](const auto& proc) { auto list = kernel.GetProcessList();
return proc->GetProcessId() == process_id; auto process = SearchProcessList(
}); list, [process_id](auto& p) { return p->GetProcessId() == process_id; });
if (!process.has_value()) { if (process.IsNull()) {
IPC::ResponseBuilder rb{ctx, 2}; IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultProcessNotFound); rb.Push(ResultProcessNotFound);
return; return;
@ -205,7 +199,7 @@ private:
IPC::ResponseBuilder rb{ctx, 4}; IPC::ResponseBuilder rb{ctx, 4};
rb.Push(ResultSuccess); rb.Push(ResultSuccess);
rb.Push((*process)->GetProgramId()); rb.Push(process->GetProgramId());
} }
void AtmosphereGetProcessId(HLERequestContext& ctx) { void AtmosphereGetProcessId(HLERequestContext& ctx) {
@ -214,11 +208,11 @@ private:
LOG_DEBUG(Service_PM, "called, program_id={:016X}", program_id); LOG_DEBUG(Service_PM, "called, program_id={:016X}", program_id);
const auto process = SearchProcessList(process_list, [program_id](const auto& proc) { auto list = system.Kernel().GetProcessList();
return proc->GetProgramId() == program_id; auto process = SearchProcessList(
}); list, [program_id](auto& p) { return p->GetProgramId() == program_id; });
if (!process.has_value()) { if (process.IsNull()) {
IPC::ResponseBuilder rb{ctx, 2}; IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultProcessNotFound); rb.Push(ResultProcessNotFound);
return; return;
@ -226,16 +220,13 @@ private:
IPC::ResponseBuilder rb{ctx, 4}; IPC::ResponseBuilder rb{ctx, 4};
rb.Push(ResultSuccess); rb.Push(ResultSuccess);
rb.Push((*process)->GetProcessId()); rb.Push(process->GetProcessId());
} }
const std::vector<Kernel::KProcess*>& process_list;
}; };
class Shell final : public ServiceFramework<Shell> { class Shell final : public ServiceFramework<Shell> {
public: public:
explicit Shell(Core::System& system_) explicit Shell(Core::System& system_) : ServiceFramework{system_, "pm:shell"} {
: ServiceFramework{system_, "pm:shell"}, kernel{system_.Kernel()} {
// clang-format off // clang-format off
static const FunctionInfo functions[] = { static const FunctionInfo functions[] = {
{0, nullptr, "LaunchProgram"}, {0, nullptr, "LaunchProgram"},
@ -257,10 +248,9 @@ public:
private: private:
void GetApplicationProcessIdForShell(HLERequestContext& ctx) { void GetApplicationProcessIdForShell(HLERequestContext& ctx) {
LOG_DEBUG(Service_PM, "called"); LOG_DEBUG(Service_PM, "called");
GetApplicationPidGeneric(ctx, kernel.GetProcessList()); auto list = kernel.GetProcessList();
GetApplicationPidGeneric(ctx, list);
} }
const Kernel::KernelCore& kernel;
}; };
void LoopProcess(Core::System& system) { void LoopProcess(Core::System& system) {
@ -268,8 +258,7 @@ void LoopProcess(Core::System& system) {
server_manager->RegisterNamedService("pm:bm", std::make_shared<BootMode>(system)); server_manager->RegisterNamedService("pm:bm", std::make_shared<BootMode>(system));
server_manager->RegisterNamedService("pm:dmnt", std::make_shared<DebugMonitor>(system)); server_manager->RegisterNamedService("pm:dmnt", std::make_shared<DebugMonitor>(system));
server_manager->RegisterNamedService( server_manager->RegisterNamedService("pm:info", std::make_shared<Info>(system));
"pm:info", std::make_shared<Info>(system, system.Kernel().GetProcessList()));
server_manager->RegisterNamedService("pm:shell", std::make_shared<Shell>(system)); server_manager->RegisterNamedService("pm:shell", std::make_shared<Shell>(system));
ServerManager::RunServer(std::move(server_manager)); ServerManager::RunServer(std::move(server_manager));
} }