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services: time: Implement CalculateSpanBetween.

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- Used by Super Smash Bros. Ultimate.
This commit is contained in:
bunnei 2020-03-27 10:42:13 -04:00
parent e84b760016
commit a60f34a850
3 changed files with 31 additions and 1 deletions
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2
src/core/hle/service/time/interface.cpp
View file

@ -30,7 +30,7 @@ Time::Time(std::shared_ptr<Module> module, Core::System& system, const char* nam
{400, &Time::GetClockSnapshot, "GetClockSnapshot"},
{401, &Time::GetClockSnapshotFromSystemClockContext, "GetClockSnapshotFromSystemClockContext"},
{500, nullptr, "CalculateStandardUserSystemClockDifferenceByUser"},
{501, nullptr, "CalculateSpanBetween"},
{501, &Time::CalculateSpanBetween, "CalculateSpanBetween"},
};
// clang-format on

29
src/core/hle/service/time/time.cpp
View file

@ -308,6 +308,35 @@ void Module::Interface::GetClockSnapshotFromSystemClockContext(Kernel::HLEReques
ctx.WriteBuffer(&clock_snapshot, sizeof(Clock::ClockSnapshot));
}
void Module::Interface::CalculateSpanBetween(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::RequestParser rp{ctx};
const auto snapshot_a = rp.PopRaw<Clock::ClockSnapshot>();
const auto snapshot_b = rp.PopRaw<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 != RESULT_SUCCESS) {
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(RESULT_SUCCESS);
rb.PushRaw(time_span_type.nanoseconds);
}
void Module::Interface::GetSharedMemoryNativeHandle(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Time, "called");
IPC::ResponseBuilder rb{ctx, 2, 1};

1
src/core/hle/service/time/time.h
View file

@ -32,6 +32,7 @@ public:
void CalculateMonotonicSystemClockBaseTimePoint(Kernel::HLERequestContext& ctx);
void GetClockSnapshot(Kernel::HLERequestContext& ctx);
void GetClockSnapshotFromSystemClockContext(Kernel::HLERequestContext& ctx);
void CalculateSpanBetween(Kernel::HLERequestContext& ctx);
void GetSharedMemoryNativeHandle(Kernel::HLERequestContext& ctx);
private: