suyu/src/core/hle/service/time/time.cpp
Lioncash fa97f50bff service/time: Minor cleanup to GetClockSnapshot()
Moves some variables closer to their actual usage sites.
2018-12-29 21:42:13 -05:00

342 lines
12 KiB
C++

// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <chrono>
#include <ctime>
#include "common/logging/log.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/service/time/interface.h"
#include "core/hle/service/time/time.h"
namespace Service::Time {
static void PosixToCalendar(u64 posix_time, CalendarTime& calendar_time,
CalendarAdditionalInfo& additional_info,
[[maybe_unused]] const TimeZoneRule& /*rule*/) {
const std::time_t time(posix_time);
const std::tm* tm = std::localtime(&time);
if (tm == nullptr) {
calendar_time = {};
additional_info = {};
return;
}
calendar_time.year = tm->tm_year + 1900;
calendar_time.month = tm->tm_mon + 1;
calendar_time.day = tm->tm_mday;
calendar_time.hour = tm->tm_hour;
calendar_time.minute = tm->tm_min;
calendar_time.second = tm->tm_sec;
additional_info.day_of_week = tm->tm_wday;
additional_info.day_of_year = tm->tm_yday;
std::memcpy(additional_info.name.data(), "UTC", sizeof("UTC"));
additional_info.utc_offset = 0;
}
static u64 CalendarToPosix(const CalendarTime& calendar_time,
[[maybe_unused]] const TimeZoneRule& /*rule*/) {
std::tm time{};
time.tm_year = calendar_time.year - 1900;
time.tm_mon = calendar_time.month - 1;
time.tm_mday = calendar_time.day;
time.tm_hour = calendar_time.hour;
time.tm_min = calendar_time.minute;
time.tm_sec = calendar_time.second;
std::time_t epoch_time = std::mktime(&time);
return static_cast<u64>(epoch_time);
}
class ISystemClock final : public ServiceFramework<ISystemClock> {
public:
ISystemClock() : ServiceFramework("ISystemClock") {
static const FunctionInfo functions[] = {
{0, &ISystemClock::GetCurrentTime, "GetCurrentTime"},
{1, nullptr, "SetCurrentTime"},
{2, &ISystemClock::GetSystemClockContext, "GetSystemClockContext"},
{3, nullptr, "SetSystemClockContext"},
};
RegisterHandlers(functions);
}
private:
void GetCurrentTime(Kernel::HLERequestContext& ctx) {
const s64 time_since_epoch{std::chrono::duration_cast<std::chrono::seconds>(
std::chrono::system_clock::now().time_since_epoch())
.count()};
LOG_DEBUG(Service_Time, "called");
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(RESULT_SUCCESS);
rb.Push<u64>(time_since_epoch);
}
void GetSystemClockContext(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_Time, "(STUBBED) called");
SystemClockContext system_clock_ontext{};
IPC::ResponseBuilder rb{ctx, (sizeof(SystemClockContext) / 4) + 2};
rb.Push(RESULT_SUCCESS);
rb.PushRaw(system_clock_ontext);
}
};
class ISteadyClock final : public ServiceFramework<ISteadyClock> {
public:
ISteadyClock() : ServiceFramework("ISteadyClock") {
static const FunctionInfo functions[] = {
{0, &ISteadyClock::GetCurrentTimePoint, "GetCurrentTimePoint"},
};
RegisterHandlers(functions);
}
private:
void GetCurrentTimePoint(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
SteadyClockTimePoint steady_clock_time_point{
CoreTiming::cyclesToMs(CoreTiming::GetTicks()) / 1000};
IPC::ResponseBuilder rb{ctx, (sizeof(SteadyClockTimePoint) / 4) + 2};
rb.Push(RESULT_SUCCESS);
rb.PushRaw(steady_clock_time_point);
}
};
class ITimeZoneService final : public ServiceFramework<ITimeZoneService> {
public:
ITimeZoneService() : ServiceFramework("ITimeZoneService") {
static const FunctionInfo functions[] = {
{0, &ITimeZoneService::GetDeviceLocationName, "GetDeviceLocationName"},
{1, nullptr, "SetDeviceLocationName"},
{2, &ITimeZoneService::GetTotalLocationNameCount, "GetTotalLocationNameCount"},
{3, nullptr, "LoadLocationNameList"},
{4, &ITimeZoneService::LoadTimeZoneRule, "LoadTimeZoneRule"},
{5, nullptr, "GetTimeZoneRuleVersion"},
{100, &ITimeZoneService::ToCalendarTime, "ToCalendarTime"},
{101, &ITimeZoneService::ToCalendarTimeWithMyRule, "ToCalendarTimeWithMyRule"},
{201, &ITimeZoneService::ToPosixTime, "ToPosixTime"},
{202, &ITimeZoneService::ToPosixTimeWithMyRule, "ToPosixTimeWithMyRule"},
};
RegisterHandlers(functions);
}
private:
LocationName location_name{"UTC"};
TimeZoneRule my_time_zone_rule{};
void GetDeviceLocationName(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::ResponseBuilder rb{ctx, (sizeof(LocationName) / 4) + 2};
rb.Push(RESULT_SUCCESS);
rb.PushRaw(location_name);
}
void GetTotalLocationNameCount(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_Time, "(STUBBED) called");
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(0);
}
void LoadTimeZoneRule(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_Time, "(STUBBED) called");
ctx.WriteBuffer(&my_time_zone_rule, sizeof(TimeZoneRule));
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS);
}
void ToCalendarTime(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const u64 posix_time = rp.Pop<u64>();
LOG_WARNING(Service_Time, "(STUBBED) called, posix_time=0x{:016X}", posix_time);
TimeZoneRule time_zone_rule{};
auto buffer = ctx.ReadBuffer();
std::memcpy(&time_zone_rule, buffer.data(), buffer.size());
CalendarTime calendar_time{2018, 1, 1, 0, 0, 0};
CalendarAdditionalInfo additional_info{};
PosixToCalendar(posix_time, calendar_time, additional_info, time_zone_rule);
IPC::ResponseBuilder rb{ctx, 10};
rb.Push(RESULT_SUCCESS);
rb.PushRaw(calendar_time);
rb.PushRaw(additional_info);
}
void ToCalendarTimeWithMyRule(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const u64 posix_time = rp.Pop<u64>();
LOG_WARNING(Service_Time, "(STUBBED) called, posix_time=0x{:016X}", posix_time);
CalendarTime calendar_time{2018, 1, 1, 0, 0, 0};
CalendarAdditionalInfo additional_info{};
PosixToCalendar(posix_time, calendar_time, additional_info, my_time_zone_rule);
IPC::ResponseBuilder rb{ctx, 10};
rb.Push(RESULT_SUCCESS);
rb.PushRaw(calendar_time);
rb.PushRaw(additional_info);
}
void ToPosixTime(Kernel::HLERequestContext& ctx) {
// TODO(ogniK): Figure out how to handle multiple times
LOG_WARNING(Service_Time, "(STUBBED) called");
IPC::RequestParser rp{ctx};
auto calendar_time = rp.PopRaw<CalendarTime>();
auto posix_time = CalendarToPosix(calendar_time, {});
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.PushRaw<u32>(1); // Amount of times we're returning
ctx.WriteBuffer(&posix_time, sizeof(u64));
}
void ToPosixTimeWithMyRule(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_Time, "(STUBBED) called");
IPC::RequestParser rp{ctx};
auto calendar_time = rp.PopRaw<CalendarTime>();
auto posix_time = CalendarToPosix(calendar_time, {});
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.PushRaw<u32>(1); // Amount of times we're returning
ctx.WriteBuffer(&posix_time, sizeof(u64));
}
};
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>();
}
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>();
}
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>();
}
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>();
}
void Module::Interface::GetStandardLocalSystemClock(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(RESULT_SUCCESS);
rb.PushIpcInterface<ISystemClock>();
}
void Module::Interface::GetClockSnapshot(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::RequestParser rp{ctx};
const auto initial_type = rp.PopRaw<u8>();
const s64 time_since_epoch{std::chrono::duration_cast<std::chrono::seconds>(
std::chrono::system_clock::now().time_since_epoch())
.count()};
const std::time_t time(time_since_epoch);
const std::tm* tm = std::localtime(&time);
if (tm == nullptr) {
LOG_ERROR(Service_Time, "tm is a nullptr");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultCode(-1)); // TODO(ogniK): Find appropriate error code
return;
}
const SteadyClockTimePoint steady_clock_time_point{
CoreTiming::cyclesToMs(CoreTiming::GetTicks()) / 1000, {}};
CalendarTime calendar_time{};
calendar_time.year = tm->tm_year + 1900;
calendar_time.month = tm->tm_mon + 1;
calendar_time.day = tm->tm_mday;
calendar_time.hour = tm->tm_hour;
calendar_time.minute = tm->tm_min;
calendar_time.second = tm->tm_sec;
ClockSnapshot clock_snapshot{};
clock_snapshot.system_posix_time = time_since_epoch;
clock_snapshot.network_posix_time = time_since_epoch;
clock_snapshot.system_calendar_time = calendar_time;
clock_snapshot.network_calendar_time = calendar_time;
CalendarAdditionalInfo additional_info{};
PosixToCalendar(time_since_epoch, calendar_time, additional_info, {});
clock_snapshot.system_calendar_info = additional_info;
clock_snapshot.network_calendar_info = additional_info;
clock_snapshot.steady_clock_timepoint = steady_clock_time_point;
clock_snapshot.location_name = LocationName{"UTC"};
clock_snapshot.clock_auto_adjustment_enabled = 1;
clock_snapshot.type = initial_type;
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS);
ctx.WriteBuffer(&clock_snapshot, sizeof(ClockSnapshot));
}
void Module::Interface::CalculateStandardUserSystemClockDifferenceByUser(
Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::RequestParser rp{ctx};
const auto snapshot_a = rp.PopRaw<ClockSnapshot>();
const auto snapshot_b = rp.PopRaw<ClockSnapshot>();
const u64 difference =
snapshot_b.user_clock_context.offset - snapshot_a.user_clock_context.offset;
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(RESULT_SUCCESS);
rb.PushRaw<u64>(difference);
}
Module::Interface::Interface(std::shared_ptr<Module> time, const char* name)
: ServiceFramework(name), time(std::move(time)) {}
Module::Interface::~Interface() = default;
void InstallInterfaces(SM::ServiceManager& service_manager) {
auto time = std::make_shared<Module>();
std::make_shared<Time>(time, "time:a")->InstallAsService(service_manager);
std::make_shared<Time>(time, "time:s")->InstallAsService(service_manager);
std::make_shared<Time>(time, "time:u")->InstallAsService(service_manager);
}
} // namespace Service::Time