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// Copyright 2019 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "core/hle/kernel/k_writable_event.h"
#include "core/hle/service/time/errors.h"
#include "core/hle/service/time/system_clock_context_update_callback.h"
namespace Service::Time::Clock {
SystemClockContextUpdateCallback::SystemClockContextUpdateCallback() = default;
SystemClockContextUpdateCallback::~SystemClockContextUpdateCallback() = default;
bool SystemClockContextUpdateCallback::NeedUpdate(const SystemClockContext& value) const {
if (has_context) {
return context.offset != value.offset ||
context.steady_time_point.clock_source_id != value.steady_time_point.clock_source_id;
}
return true;
}
void SystemClockContextUpdateCallback::RegisterOperationEvent(
std::shared_ptr<Kernel::KWritableEvent>&& writable_event) {
operation_event_list.emplace_back(std::move(writable_event));
}
void SystemClockContextUpdateCallback::BroadcastOperationEvent() {
for (const auto& writable_event : operation_event_list) {
writable_event->Signal();
}
}
ResultCode SystemClockContextUpdateCallback::Update(const SystemClockContext& value) {
ResultCode result{RESULT_SUCCESS};
if (NeedUpdate(value)) {
context = value;
has_context = true;
result = Update();
if (result == RESULT_SUCCESS) {
BroadcastOperationEvent();
}
}
return result;
}
ResultCode SystemClockContextUpdateCallback::Update() {
return RESULT_SUCCESS;
}
} // namespace Service::Time::Clock
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