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// Copyright 2019 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/logging/log.h"
#include "core/core.h"
#include "core/core_timing.h"
#include "core/core_timing_util.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/client_session.h"
#include "core/hle/kernel/scheduler.h"
#include "core/hle/service/time/interface.h"
#include "core/hle/service/time/time.h"
#include "core/hle/service/time/time_sharedmemory.h"
#include "core/hle/service/time/time_zone_service.h"
namespace Service::Time {
class ISystemClock final : public ServiceFramework<ISystemClock> {
public:
ISystemClock(Clock::SystemClockCore& clock_core)
: ServiceFramework("ISystemClock"), clock_core{clock_core} {
// clang-format off
static const FunctionInfo functions[] = {
{0, &ISystemClock::GetCurrentTime, "GetCurrentTime"},
{1, nullptr, "SetCurrentTime"},
{2, &ISystemClock::GetSystemClockContext, "GetSystemClockContext"},
{3, nullptr, "SetSystemClockContext"},
{4, nullptr, "GetOperationEventReadableHandle"},
};
// clang-format on
RegisterHandlers(functions);
}
private:
void GetCurrentTime(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
if (!clock_core.IsInitialized()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_UNINITIALIZED_CLOCK);
return;
}
s64 posix_time{};
if (const ResultCode result{
clock_core.GetCurrentTime(Core::System::GetInstance(), posix_time)};
result != RESULT_SUCCESS) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(RESULT_SUCCESS);
rb.Push<s64>(posix_time);
}
void GetSystemClockContext(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
if (!clock_core.IsInitialized()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_UNINITIALIZED_CLOCK);
return;
}
Clock::SystemClockContext system_clock_context{};
if (const ResultCode result{
clock_core.GetClockContext(Core::System::GetInstance(), system_clock_context)};
result != RESULT_SUCCESS) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
IPC::ResponseBuilder rb{ctx, sizeof(Clock::SystemClockContext) / 4 + 2};
rb.Push(RESULT_SUCCESS);
rb.PushRaw(system_clock_context);
}
Clock::SystemClockCore& clock_core;
};
class ISteadyClock final : public ServiceFramework<ISteadyClock> {
public:
ISteadyClock(Clock::SteadyClockCore& clock_core)
: ServiceFramework("ISteadyClock"), clock_core{clock_core} {
static const FunctionInfo functions[] = {
{0, &ISteadyClock::GetCurrentTimePoint, "GetCurrentTimePoint"},
};
RegisterHandlers(functions);
}
private:
void GetCurrentTimePoint(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
if (!clock_core.IsInitialized()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_UNINITIALIZED_CLOCK);
return;
}
const Clock::SteadyClockTimePoint time_point{
clock_core.GetCurrentTimePoint(Core::System::GetInstance())};
IPC::ResponseBuilder rb{ctx, (sizeof(Clock::SteadyClockTimePoint) / 4) + 2};
rb.Push(RESULT_SUCCESS);
rb.PushRaw(time_point);
}
Clock::SteadyClockCore& clock_core;
};
ResultCode Module::Interface::GetClockSnapshotFromSystemClockContextInternal(
Kernel::Thread* thread, Clock::SystemClockContext user_context,
Clock::SystemClockContext network_context, u8 type, Clock::ClockSnapshot& clock_snapshot) {
auto& time_manager{module->GetTimeManager()};
clock_snapshot.is_automatic_correction_enabled =
time_manager.GetStandardUserSystemClockCore().IsAutomaticCorrectionEnabled();
clock_snapshot.user_context = user_context;
clock_snapshot.network_context = network_context;
if (const ResultCode result{
time_manager.GetTimeZoneContentManager().GetTimeZoneManager().GetDeviceLocationName(
clock_snapshot.location_name)};
result != RESULT_SUCCESS) {
return result;
}
const auto current_time_point{
time_manager.GetStandardSteadyClockCore().GetCurrentTimePoint(Core::System::GetInstance())};
if (const ResultCode result{Clock::ClockSnapshot::GetCurrentTime(
clock_snapshot.user_time, current_time_point, clock_snapshot.user_context)};
result != RESULT_SUCCESS) {
return result;
}
TimeZone::CalendarInfo userCalendarInfo{};
if (const ResultCode result{
time_manager.GetTimeZoneContentManager().GetTimeZoneManager().ToCalendarTimeWithMyRules(
clock_snapshot.user_time, userCalendarInfo)};
result != RESULT_SUCCESS) {
return result;
}
clock_snapshot.user_calendar_time = userCalendarInfo.time;
clock_snapshot.user_calendar_additional_time = userCalendarInfo.additiona_info;
if (Clock::ClockSnapshot::GetCurrentTime(clock_snapshot.network_time, current_time_point,
clock_snapshot.network_context) != RESULT_SUCCESS) {
clock_snapshot.network_time = 0;
}
TimeZone::CalendarInfo networkCalendarInfo{};
if (const ResultCode result{
time_manager.GetTimeZoneContentManager().GetTimeZoneManager().ToCalendarTimeWithMyRules(
clock_snapshot.network_time, networkCalendarInfo)};
result != RESULT_SUCCESS) {
return result;
}
clock_snapshot.network_calendar_time = networkCalendarInfo.time;
clock_snapshot.network_calendar_additional_time = networkCalendarInfo.additiona_info;
clock_snapshot.type = type;
return RESULT_SUCCESS;
}
void Module::Interface::GetStandardUserSystemClock(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(RESULT_SUCCESS);
rb.PushIpcInterface<ISystemClock>(module->GetTimeManager().GetStandardUserSystemClockCore());
}
void Module::Interface::GetStandardNetworkSystemClock(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(RESULT_SUCCESS);
rb.PushIpcInterface<ISystemClock>(module->GetTimeManager().GetStandardNetworkSystemClockCore());
}
void Module::Interface::GetStandardSteadyClock(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(RESULT_SUCCESS);
rb.PushIpcInterface<ISteadyClock>(module->GetTimeManager().GetStandardSteadyClockCore());
}
void Module::Interface::GetTimeZoneService(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(RESULT_SUCCESS);
rb.PushIpcInterface<ITimeZoneService>(module->GetTimeManager().GetTimeZoneContentManager());
}
void Module::Interface::IsStandardNetworkSystemClockAccuracySufficient(
Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
auto& clock_core{module->GetTimeManager().GetStandardNetworkSystemClockCore()};
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(clock_core.IsStandardNetworkSystemClockAccuracySufficient(system));
}
void Module::Interface::CalculateMonotonicSystemClockBaseTimePoint(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
auto& steady_clock_core{module->GetTimeManager().GetStandardSteadyClockCore()};
if (!steady_clock_core.IsInitialized()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_UNINITIALIZED_CLOCK);
return;
}
IPC::RequestParser rp{ctx};
const auto context{rp.PopRaw<Clock::SystemClockContext>()};
const auto current_time_point{
steady_clock_core.GetCurrentTimePoint(Core::System::GetInstance())};
if (current_time_point.clock_source_id == context.steady_time_point.clock_source_id) {
const auto ticks{Clock::TimeSpanType::FromTicks(
Core::Timing::CpuCyclesToClockCycles(system.CoreTiming().GetTicks()),
Core::Timing::CNTFREQ)};
const s64 base_time_point{context.offset + current_time_point.time_point -
ticks.ToSeconds()};
IPC::ResponseBuilder rb{ctx, (sizeof(s64) / 4) + 2};
rb.Push(RESULT_SUCCESS);
rb.PushRaw(base_time_point);
return;
}
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_TIME_MISMATCH);
}
void Module::Interface::GetClockSnapshot(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::RequestParser rp{ctx};
const auto type = rp.PopRaw<u8>();
Clock::SystemClockContext user_context{};
if (const ResultCode result{
module->GetTimeManager().GetStandardUserSystemClockCore().GetClockContext(
Core::System::GetInstance(), user_context)};
result != RESULT_SUCCESS) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
Clock::SystemClockContext network_context{};
if (const ResultCode result{
module->GetTimeManager().GetStandardNetworkSystemClockCore().GetClockContext(
Core::System::GetInstance(), network_context)};
result != RESULT_SUCCESS) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
Clock::ClockSnapshot clock_snapshot{};
if (const ResultCode result{GetClockSnapshotFromSystemClockContextInternal(
&ctx.GetThread(), user_context, network_context, type, clock_snapshot)};
result != RESULT_SUCCESS) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS);
ctx.WriteBuffer(&clock_snapshot, sizeof(Clock::ClockSnapshot));
}
void Module::Interface::GetSharedMemoryNativeHandle(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::ResponseBuilder rb{ctx, 2, 1};
rb.Push(RESULT_SUCCESS);
rb.PushCopyObjects(module->GetTimeManager().GetSharedMemory().GetSharedMemoryHolder());
}
Module::Interface::Interface(std::shared_ptr<Module> module, Core::System& system, const char* name)
: ServiceFramework(name), module{std::move(module)}, system{system} {}
Module::Interface::~Interface() = default;
void InstallInterfaces(Core::System& system) {
auto module = std::make_shared<Module>(system);
std::make_shared<Time>(module, system, "time:a")->InstallAsService(system.ServiceManager());
std::make_shared<Time>(module, system, "time:s")->InstallAsService(system.ServiceManager());
std::make_shared<Time>(module, system, "time:u")->InstallAsService(system.ServiceManager());
}
} // namespace Service::Time
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