suyu/src/core/hle/service/time/time.cpp
2021-11-03 21:42:57 -04:00

410 lines
15 KiB
C++

// 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/hardware_properties.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/service/time/time.h"
#include "core/hle/service/time/time_interface.h"
#include "core/hle/service/time/time_manager.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:
explicit ISystemClock(Clock::SystemClockCore& clock_core_, Core::System& system_)
: ServiceFramework{system_, "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(system, posix_time)};
result.IsError()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(ResultSuccess);
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(system, system_clock_context)};
result.IsError()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
IPC::ResponseBuilder rb{ctx, sizeof(Clock::SystemClockContext) / 4 + 2};
rb.Push(ResultSuccess);
rb.PushRaw(system_clock_context);
}
Clock::SystemClockCore& clock_core;
};
class ISteadyClock final : public ServiceFramework<ISteadyClock> {
public:
explicit ISteadyClock(Clock::SteadyClockCore& clock_core_, Core::System& system_)
: ServiceFramework{system_, "ISteadyClock"}, clock_core{clock_core_} {
static const FunctionInfo functions[] = {
{0, &ISteadyClock::GetCurrentTimePoint, "GetCurrentTimePoint"},
{2, nullptr, "GetTestOffset"},
{3, nullptr, "SetTestOffset"},
{100, nullptr, "GetRtcValue"},
{101, nullptr, "IsRtcResetDetected"},
{102, nullptr, "GetSetupResultValue"},
{200, nullptr, "GetInternalOffset"},
{201, nullptr, "SetInternalOffset"},
};
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(system)};
IPC::ResponseBuilder rb{ctx, (sizeof(Clock::SteadyClockTimePoint) / 4) + 2};
rb.Push(ResultSuccess);
rb.PushRaw(time_point);
}
Clock::SteadyClockCore& clock_core;
};
ResultCode Module::Interface::GetClockSnapshotFromSystemClockContextInternal(
Kernel::KThread* thread, Clock::SystemClockContext user_context,
Clock::SystemClockContext network_context, Clock::TimeType type,
Clock::ClockSnapshot& clock_snapshot) {
auto& time_manager{system.GetTimeManager()};
clock_snapshot.steady_clock_time_point =
time_manager.GetStandardSteadyClockCore().GetCurrentTimePoint(system);
clock_snapshot.is_automatic_correction_enabled =
time_manager.GetStandardUserSystemClockCore().IsAutomaticCorrectionEnabled();
clock_snapshot.type = type;
if (const ResultCode result{
time_manager.GetTimeZoneContentManager().GetTimeZoneManager().GetDeviceLocationName(
clock_snapshot.location_name)};
result != ResultSuccess) {
return result;
}
clock_snapshot.user_context = user_context;
if (const ResultCode result{Clock::ClockSnapshot::GetCurrentTime(
clock_snapshot.user_time, clock_snapshot.steady_clock_time_point,
clock_snapshot.user_context)};
result != ResultSuccess) {
return result;
}
TimeZone::CalendarInfo userCalendarInfo{};
if (const ResultCode result{
time_manager.GetTimeZoneContentManager().GetTimeZoneManager().ToCalendarTimeWithMyRules(
clock_snapshot.user_time, userCalendarInfo)};
result != ResultSuccess) {
return result;
}
clock_snapshot.user_calendar_time = userCalendarInfo.time;
clock_snapshot.user_calendar_additional_time = userCalendarInfo.additional_info;
clock_snapshot.network_context = network_context;
if (Clock::ClockSnapshot::GetCurrentTime(clock_snapshot.network_time,
clock_snapshot.steady_clock_time_point,
clock_snapshot.network_context) != ResultSuccess) {
clock_snapshot.network_time = 0;
}
TimeZone::CalendarInfo networkCalendarInfo{};
if (const ResultCode result{
time_manager.GetTimeZoneContentManager().GetTimeZoneManager().ToCalendarTimeWithMyRules(
clock_snapshot.network_time, networkCalendarInfo)};
result != ResultSuccess) {
return result;
}
clock_snapshot.network_calendar_time = networkCalendarInfo.time;
clock_snapshot.network_calendar_additional_time = networkCalendarInfo.additional_info;
return ResultSuccess;
}
void Module::Interface::GetStandardUserSystemClock(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<ISystemClock>(system.GetTimeManager().GetStandardUserSystemClockCore(),
system);
}
void Module::Interface::GetStandardNetworkSystemClock(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<ISystemClock>(system.GetTimeManager().GetStandardNetworkSystemClockCore(),
system);
}
void Module::Interface::GetStandardSteadyClock(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<ISteadyClock>(system.GetTimeManager().GetStandardSteadyClockCore(), system);
}
void Module::Interface::GetTimeZoneService(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<ITimeZoneService>(system,
system.GetTimeManager().GetTimeZoneContentManager());
}
void Module::Interface::GetStandardLocalSystemClock(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<ISystemClock>(system.GetTimeManager().GetStandardLocalSystemClockCore(),
system);
}
void Module::Interface::IsStandardNetworkSystemClockAccuracySufficient(
Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
auto& clock_core{system.GetTimeManager().GetStandardNetworkSystemClockCore()};
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.Push<u32>(clock_core.IsStandardNetworkSystemClockAccuracySufficient(system));
}
void Module::Interface::CalculateMonotonicSystemClockBaseTimePoint(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
auto& steady_clock_core{system.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(system)};
if (current_time_point.clock_source_id == context.steady_time_point.clock_source_id) {
const auto ticks{Clock::TimeSpanType::FromTicks(system.CoreTiming().GetClockTicks(),
Core::Hardware::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(ResultSuccess);
rb.PushRaw(base_time_point);
return;
}
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_TIME_MISMATCH);
}
void Module::Interface::GetClockSnapshot(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto type{rp.PopEnum<Clock::TimeType>()};
LOG_DEBUG(Service_Time, "called, type={}", type);
Clock::SystemClockContext user_context{};
if (const ResultCode result{
system.GetTimeManager().GetStandardUserSystemClockCore().GetClockContext(system,
user_context)};
result.IsError()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
Clock::SystemClockContext network_context{};
if (const ResultCode result{
system.GetTimeManager().GetStandardNetworkSystemClockCore().GetClockContext(
system, network_context)};
result.IsError()) {
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.IsError()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
ctx.WriteBuffer(clock_snapshot);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
}
void Module::Interface::GetClockSnapshotFromSystemClockContext(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto type{rp.PopEnum<Clock::TimeType>()};
rp.Skip(1, false);
const Clock::SystemClockContext user_context{rp.PopRaw<Clock::SystemClockContext>()};
const Clock::SystemClockContext network_context{rp.PopRaw<Clock::SystemClockContext>()};
LOG_DEBUG(Service_Time, "called, type={}", type);
Clock::ClockSnapshot clock_snapshot{};
if (const ResultCode result{GetClockSnapshotFromSystemClockContextInternal(
&ctx.GetThread(), user_context, network_context, type, clock_snapshot)};
result != ResultSuccess) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
ctx.WriteBuffer(clock_snapshot);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
}
void Module::Interface::CalculateStandardUserSystemClockDifferenceByUser(
Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
Clock::ClockSnapshot snapshot_a;
Clock::ClockSnapshot snapshot_b;
const auto snapshot_a_data = ctx.ReadBuffer(0);
const auto snapshot_b_data = ctx.ReadBuffer(1);
std::memcpy(&snapshot_a, snapshot_a_data.data(), sizeof(Clock::ClockSnapshot));
std::memcpy(&snapshot_b, snapshot_b_data.data(), sizeof(Clock::ClockSnapshot));
auto time_span_type{Clock::TimeSpanType::FromSeconds(snapshot_b.user_context.offset -
snapshot_a.user_context.offset)};
if ((snapshot_b.user_context.steady_time_point.clock_source_id !=
snapshot_a.user_context.steady_time_point.clock_source_id) ||
(snapshot_b.is_automatic_correction_enabled &&
snapshot_a.is_automatic_correction_enabled)) {
time_span_type.nanoseconds = 0;
}
IPC::ResponseBuilder rb{ctx, (sizeof(s64) / 4) + 2};
rb.Push(ResultSuccess);
rb.PushRaw(time_span_type.nanoseconds);
}
void Module::Interface::CalculateSpanBetween(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
Clock::ClockSnapshot snapshot_a;
Clock::ClockSnapshot snapshot_b;
const auto snapshot_a_data = ctx.ReadBuffer(0);
const auto snapshot_b_data = ctx.ReadBuffer(1);
std::memcpy(&snapshot_a, snapshot_a_data.data(), sizeof(Clock::ClockSnapshot));
std::memcpy(&snapshot_b, snapshot_b_data.data(), sizeof(Clock::ClockSnapshot));
Clock::TimeSpanType time_span_type{};
s64 span{};
if (const ResultCode result{snapshot_a.steady_clock_time_point.GetSpanBetween(
snapshot_b.steady_clock_time_point, span)};
result != ResultSuccess) {
if (snapshot_a.network_time && snapshot_b.network_time) {
time_span_type =
Clock::TimeSpanType::FromSeconds(snapshot_b.network_time - snapshot_a.network_time);
} else {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_TIME_NOT_FOUND);
return;
}
} else {
time_span_type = Clock::TimeSpanType::FromSeconds(span);
}
IPC::ResponseBuilder rb{ctx, (sizeof(s64) / 4) + 2};
rb.Push(ResultSuccess);
rb.PushRaw(time_span_type.nanoseconds);
}
void Module::Interface::GetSharedMemoryNativeHandle(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::ResponseBuilder rb{ctx, 2, 1};
rb.Push(ResultSuccess);
rb.PushCopyObjects(&system.Kernel().GetTimeSharedMem());
}
Module::Interface::Interface(std::shared_ptr<Module> module_, Core::System& system_,
const char* name)
: ServiceFramework{system_, name}, module{std::move(module_)} {}
Module::Interface::~Interface() = default;
void InstallInterfaces(Core::System& system) {
auto module{std::make_shared<Module>()};
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