430 lines
15 KiB
C++
430 lines
15 KiB
C++
// 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 <chrono>
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#include <ctime>
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#include "common/logging/log.h"
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#include "core/core.h"
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#include "core/core_timing.h"
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#include "core/core_timing_util.h"
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#include "core/hle/ipc_helpers.h"
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#include "core/hle/kernel/client_port.h"
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#include "core/hle/kernel/client_session.h"
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#include "core/hle/service/time/interface.h"
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#include "core/hle/service/time/time.h"
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#include "core/hle/service/time/time_sharedmemory.h"
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#include "core/settings.h"
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namespace Service::Time {
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static std::chrono::seconds GetSecondsSinceEpoch() {
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return std::chrono::duration_cast<std::chrono::seconds>(
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std::chrono::system_clock::now().time_since_epoch()) +
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Settings::values.custom_rtc_differential;
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}
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static void PosixToCalendar(u64 posix_time, CalendarTime& calendar_time,
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CalendarAdditionalInfo& additional_info,
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[[maybe_unused]] const TimeZoneRule& /*rule*/) {
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const std::time_t time(posix_time);
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const std::tm* tm = std::localtime(&time);
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if (tm == nullptr) {
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calendar_time = {};
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additional_info = {};
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return;
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}
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calendar_time.year = tm->tm_year + 1900;
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calendar_time.month = tm->tm_mon + 1;
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calendar_time.day = tm->tm_mday;
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calendar_time.hour = tm->tm_hour;
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calendar_time.minute = tm->tm_min;
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calendar_time.second = tm->tm_sec;
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additional_info.day_of_week = tm->tm_wday;
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additional_info.day_of_year = tm->tm_yday;
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std::memcpy(additional_info.name.data(), "UTC", sizeof("UTC"));
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additional_info.utc_offset = 0;
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}
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static u64 CalendarToPosix(const CalendarTime& calendar_time,
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[[maybe_unused]] const TimeZoneRule& /*rule*/) {
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std::tm time{};
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time.tm_year = calendar_time.year - 1900;
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time.tm_mon = calendar_time.month - 1;
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time.tm_mday = calendar_time.day;
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time.tm_hour = calendar_time.hour;
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time.tm_min = calendar_time.minute;
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time.tm_sec = calendar_time.second;
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std::time_t epoch_time = std::mktime(&time);
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return static_cast<u64>(epoch_time);
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}
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enum class ClockContextType {
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StandardSteady,
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StandardUserSystem,
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StandardNetworkSystem,
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StandardLocalSystem,
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};
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class ISystemClock final : public ServiceFramework<ISystemClock> {
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public:
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ISystemClock(std::shared_ptr<Service::Time::SharedMemory> shared_memory,
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ClockContextType clock_type)
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: ServiceFramework("ISystemClock"), shared_memory(shared_memory), clock_type(clock_type) {
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static const FunctionInfo functions[] = {
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{0, &ISystemClock::GetCurrentTime, "GetCurrentTime"},
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{1, nullptr, "SetCurrentTime"},
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{2, &ISystemClock::GetSystemClockContext, "GetSystemClockContext"},
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{3, nullptr, "SetSystemClockContext"},
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};
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RegisterHandlers(functions);
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UpdateSharedMemoryContext(system_clock_context);
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}
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private:
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void GetCurrentTime(Kernel::HLERequestContext& ctx) {
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const s64 time_since_epoch{GetSecondsSinceEpoch().count()};
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LOG_DEBUG(Service_Time, "called");
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IPC::ResponseBuilder rb{ctx, 4};
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rb.Push(RESULT_SUCCESS);
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rb.Push<u64>(time_since_epoch);
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}
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void GetSystemClockContext(Kernel::HLERequestContext& ctx) {
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LOG_WARNING(Service_Time, "(STUBBED) called");
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// TODO(ogniK): This should be updated periodically however since we have it stubbed we'll
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// only update when we get a new context
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UpdateSharedMemoryContext(system_clock_context);
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IPC::ResponseBuilder rb{ctx, (sizeof(SystemClockContext) / 4) + 2};
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rb.Push(RESULT_SUCCESS);
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rb.PushRaw(system_clock_context);
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}
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void UpdateSharedMemoryContext(const SystemClockContext& clock_context) {
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switch (clock_type) {
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case ClockContextType::StandardLocalSystem:
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shared_memory->SetStandardLocalSystemClockContext(clock_context);
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break;
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case ClockContextType::StandardNetworkSystem:
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shared_memory->SetStandardNetworkSystemClockContext(clock_context);
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break;
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}
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}
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SystemClockContext system_clock_context{};
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std::shared_ptr<Service::Time::SharedMemory> shared_memory;
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ClockContextType clock_type;
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};
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class ISteadyClock final : public ServiceFramework<ISteadyClock> {
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public:
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ISteadyClock(std::shared_ptr<SharedMemory> shared_memory, Core::System& system)
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: ServiceFramework("ISteadyClock"), shared_memory(shared_memory), system(system) {
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static const FunctionInfo functions[] = {
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{0, &ISteadyClock::GetCurrentTimePoint, "GetCurrentTimePoint"},
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};
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RegisterHandlers(functions);
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shared_memory->SetStandardSteadyClockTimepoint(GetCurrentTimePoint());
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}
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private:
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void GetCurrentTimePoint(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_Time, "called");
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const auto time_point = GetCurrentTimePoint();
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// TODO(ogniK): This should be updated periodically
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shared_memory->SetStandardSteadyClockTimepoint(time_point);
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IPC::ResponseBuilder rb{ctx, (sizeof(SteadyClockTimePoint) / 4) + 2};
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rb.Push(RESULT_SUCCESS);
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rb.PushRaw(time_point);
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}
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SteadyClockTimePoint GetCurrentTimePoint() const {
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const auto& core_timing = system.CoreTiming();
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const auto ms = Core::Timing::CyclesToMs(core_timing.GetTicks());
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return {static_cast<u64_le>(ms.count() / 1000), {}};
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}
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std::shared_ptr<SharedMemory> shared_memory;
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Core::System& system;
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};
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class ITimeZoneService final : public ServiceFramework<ITimeZoneService> {
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public:
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ITimeZoneService() : ServiceFramework("ITimeZoneService") {
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static const FunctionInfo functions[] = {
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{0, &ITimeZoneService::GetDeviceLocationName, "GetDeviceLocationName"},
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{1, nullptr, "SetDeviceLocationName"},
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{2, &ITimeZoneService::GetTotalLocationNameCount, "GetTotalLocationNameCount"},
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{3, nullptr, "LoadLocationNameList"},
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{4, &ITimeZoneService::LoadTimeZoneRule, "LoadTimeZoneRule"},
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{5, nullptr, "GetTimeZoneRuleVersion"},
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{100, &ITimeZoneService::ToCalendarTime, "ToCalendarTime"},
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{101, &ITimeZoneService::ToCalendarTimeWithMyRule, "ToCalendarTimeWithMyRule"},
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{201, &ITimeZoneService::ToPosixTime, "ToPosixTime"},
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{202, &ITimeZoneService::ToPosixTimeWithMyRule, "ToPosixTimeWithMyRule"},
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};
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RegisterHandlers(functions);
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}
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private:
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LocationName location_name{"UTC"};
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TimeZoneRule my_time_zone_rule{};
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void GetDeviceLocationName(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_Time, "called");
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IPC::ResponseBuilder rb{ctx, (sizeof(LocationName) / 4) + 2};
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rb.Push(RESULT_SUCCESS);
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rb.PushRaw(location_name);
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}
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void GetTotalLocationNameCount(Kernel::HLERequestContext& ctx) {
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LOG_WARNING(Service_Time, "(STUBBED) called");
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(RESULT_SUCCESS);
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rb.Push<u32>(0);
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}
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void LoadTimeZoneRule(Kernel::HLERequestContext& ctx) {
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LOG_WARNING(Service_Time, "(STUBBED) called");
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ctx.WriteBuffer(&my_time_zone_rule, sizeof(TimeZoneRule));
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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void ToCalendarTime(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const u64 posix_time = rp.Pop<u64>();
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LOG_WARNING(Service_Time, "(STUBBED) called, posix_time=0x{:016X}", posix_time);
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TimeZoneRule time_zone_rule{};
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auto buffer = ctx.ReadBuffer();
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std::memcpy(&time_zone_rule, buffer.data(), buffer.size());
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CalendarTime calendar_time{2018, 1, 1, 0, 0, 0};
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CalendarAdditionalInfo additional_info{};
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PosixToCalendar(posix_time, calendar_time, additional_info, time_zone_rule);
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IPC::ResponseBuilder rb{ctx, 10};
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rb.Push(RESULT_SUCCESS);
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rb.PushRaw(calendar_time);
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rb.PushRaw(additional_info);
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}
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void ToCalendarTimeWithMyRule(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const u64 posix_time = rp.Pop<u64>();
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LOG_WARNING(Service_Time, "(STUBBED) called, posix_time=0x{:016X}", posix_time);
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CalendarTime calendar_time{2018, 1, 1, 0, 0, 0};
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CalendarAdditionalInfo additional_info{};
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PosixToCalendar(posix_time, calendar_time, additional_info, my_time_zone_rule);
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IPC::ResponseBuilder rb{ctx, 10};
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rb.Push(RESULT_SUCCESS);
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rb.PushRaw(calendar_time);
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rb.PushRaw(additional_info);
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}
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void ToPosixTime(Kernel::HLERequestContext& ctx) {
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// TODO(ogniK): Figure out how to handle multiple times
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LOG_WARNING(Service_Time, "(STUBBED) called");
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IPC::RequestParser rp{ctx};
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auto calendar_time = rp.PopRaw<CalendarTime>();
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auto posix_time = CalendarToPosix(calendar_time, {});
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(RESULT_SUCCESS);
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rb.PushRaw<u32>(1); // Amount of times we're returning
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ctx.WriteBuffer(&posix_time, sizeof(u64));
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}
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void ToPosixTimeWithMyRule(Kernel::HLERequestContext& ctx) {
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LOG_WARNING(Service_Time, "(STUBBED) called");
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IPC::RequestParser rp{ctx};
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auto calendar_time = rp.PopRaw<CalendarTime>();
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auto posix_time = CalendarToPosix(calendar_time, {});
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(RESULT_SUCCESS);
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rb.PushRaw<u32>(1); // Amount of times we're returning
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ctx.WriteBuffer(&posix_time, sizeof(u64));
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}
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};
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void Module::Interface::GetStandardUserSystemClock(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_Time, "called");
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IPC::ResponseBuilder rb{ctx, 2, 0, 1};
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rb.Push(RESULT_SUCCESS);
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rb.PushIpcInterface<ISystemClock>(shared_memory, ClockContextType::StandardUserSystem);
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}
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void Module::Interface::GetStandardNetworkSystemClock(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_Time, "called");
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IPC::ResponseBuilder rb{ctx, 2, 0, 1};
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rb.Push(RESULT_SUCCESS);
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rb.PushIpcInterface<ISystemClock>(shared_memory, ClockContextType::StandardNetworkSystem);
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}
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void Module::Interface::GetStandardSteadyClock(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_Time, "called");
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IPC::ResponseBuilder rb{ctx, 2, 0, 1};
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rb.Push(RESULT_SUCCESS);
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rb.PushIpcInterface<ISteadyClock>(shared_memory, system);
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}
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void Module::Interface::GetTimeZoneService(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_Time, "called");
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IPC::ResponseBuilder rb{ctx, 2, 0, 1};
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rb.Push(RESULT_SUCCESS);
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rb.PushIpcInterface<ITimeZoneService>();
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}
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void Module::Interface::GetStandardLocalSystemClock(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_Time, "called");
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IPC::ResponseBuilder rb{ctx, 2, 0, 1};
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rb.Push(RESULT_SUCCESS);
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rb.PushIpcInterface<ISystemClock>(shared_memory, ClockContextType::StandardLocalSystem);
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}
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void Module::Interface::GetClockSnapshot(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_Time, "called");
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IPC::RequestParser rp{ctx};
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const auto initial_type = rp.PopRaw<u8>();
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const s64 time_since_epoch{GetSecondsSinceEpoch().count()};
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const std::time_t time(time_since_epoch);
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const std::tm* tm = std::localtime(&time);
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if (tm == nullptr) {
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LOG_ERROR(Service_Time, "tm is a nullptr");
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(ResultCode(-1)); // TODO(ogniK): Find appropriate error code
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return;
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}
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const auto& core_timing = system.CoreTiming();
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const auto ms = Core::Timing::CyclesToMs(core_timing.GetTicks());
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const SteadyClockTimePoint steady_clock_time_point{static_cast<u64_le>(ms.count() / 1000), {}};
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CalendarTime calendar_time{};
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calendar_time.year = tm->tm_year + 1900;
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calendar_time.month = tm->tm_mon + 1;
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calendar_time.day = tm->tm_mday;
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calendar_time.hour = tm->tm_hour;
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calendar_time.minute = tm->tm_min;
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calendar_time.second = tm->tm_sec;
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ClockSnapshot clock_snapshot{};
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clock_snapshot.system_posix_time = time_since_epoch;
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clock_snapshot.network_posix_time = time_since_epoch;
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clock_snapshot.system_calendar_time = calendar_time;
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clock_snapshot.network_calendar_time = calendar_time;
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CalendarAdditionalInfo additional_info{};
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PosixToCalendar(time_since_epoch, calendar_time, additional_info, {});
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clock_snapshot.system_calendar_info = additional_info;
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clock_snapshot.network_calendar_info = additional_info;
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clock_snapshot.steady_clock_timepoint = steady_clock_time_point;
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clock_snapshot.location_name = LocationName{"UTC"};
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clock_snapshot.clock_auto_adjustment_enabled = 1;
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clock_snapshot.type = initial_type;
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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ctx.WriteBuffer(&clock_snapshot, sizeof(ClockSnapshot));
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}
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void Module::Interface::CalculateStandardUserSystemClockDifferenceByUser(
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Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_Time, "called");
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IPC::RequestParser rp{ctx};
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const auto snapshot_a = rp.PopRaw<ClockSnapshot>();
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const auto snapshot_b = rp.PopRaw<ClockSnapshot>();
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const u64 difference =
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snapshot_b.user_clock_context.offset - snapshot_a.user_clock_context.offset;
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IPC::ResponseBuilder rb{ctx, 4};
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rb.Push(RESULT_SUCCESS);
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rb.PushRaw<u64>(difference);
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}
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void Module::Interface::GetSharedMemoryNativeHandle(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_Time, "called");
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IPC::ResponseBuilder rb{ctx, 2, 1};
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rb.Push(RESULT_SUCCESS);
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rb.PushCopyObjects(shared_memory->GetSharedMemoryHolder());
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}
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void Module::Interface::IsStandardUserSystemClockAutomaticCorrectionEnabled(
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Kernel::HLERequestContext& ctx) {
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// ogniK(TODO): When clock contexts are implemented, the value should be read from the context
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// instead of our shared memory holder
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LOG_DEBUG(Service_Time, "called");
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(RESULT_SUCCESS);
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rb.Push<u8>(shared_memory->GetStandardUserSystemClockAutomaticCorrectionEnabled());
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}
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void Module::Interface::SetStandardUserSystemClockAutomaticCorrectionEnabled(
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Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const auto enabled = rp.Pop<u8>();
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LOG_WARNING(Service_Time, "(PARTIAL IMPLEMENTATION) called");
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// TODO(ogniK): Update clock contexts and correct timespans
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shared_memory->SetStandardUserSystemClockAutomaticCorrectionEnabled(enabled > 0);
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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Module::Interface::Interface(std::shared_ptr<Module> time,
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std::shared_ptr<SharedMemory> shared_memory, Core::System& system,
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const char* name)
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: ServiceFramework(name), time(std::move(time)), shared_memory(std::move(shared_memory)),
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system(system) {}
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Module::Interface::~Interface() = default;
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void InstallInterfaces(Core::System& system) {
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auto time = std::make_shared<Module>();
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auto shared_mem = std::make_shared<SharedMemory>(system);
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std::make_shared<Time>(time, shared_mem, system, "time:a")
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->InstallAsService(system.ServiceManager());
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std::make_shared<Time>(time, shared_mem, system, "time:s")
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->InstallAsService(system.ServiceManager());
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std::make_shared<Time>(std::move(time), shared_mem, system, "time:u")
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->InstallAsService(system.ServiceManager());
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}
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} // namespace Service::Time
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