1 files changed, 68 insertions, 0 deletions
diff --git a/src/core/hle/service/time/time_sharedmemory.cpp b/src/core/hle/service/time/time_sharedmemory.cpp
new file mode 100644
index 000000000..bfc81b83c
--- /dev/null
+++ b/src/core/hle/service/time/time_sharedmemory.cpp
@@ -0,0 +1,68 @@
+// Copyright 2019 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "core/core.h"
+#include "core/hle/service/time/time_sharedmemory.h"
+
+namespace Service::Time {
+const std::size_t SHARED_MEMORY_SIZE = 0x1000;
+
+SharedMemory::SharedMemory(Core::System& system) : system(system) {
+    shared_memory_holder = Kernel::SharedMemory::Create(
+        system.Kernel(), nullptr, SHARED_MEMORY_SIZE, Kernel::MemoryPermission::ReadWrite,
+        Kernel::MemoryPermission::Read, 0, Kernel::MemoryRegion::BASE, "Time:SharedMemory");
+
+    // Seems static from 1.0.0 -> 8.1.0. Specific games seem to check this value and crash
+    // if it's set to anything else
+    shared_memory_format.format_version = 14;
+    std::memcpy(shared_memory_holder->GetPointer(), &shared_memory_format, sizeof(Format));
+}
+
+SharedMemory::~SharedMemory() = default;
+
+Kernel::SharedPtr<Kernel::SharedMemory> SharedMemory::GetSharedMemoryHolder() const {
+    return shared_memory_holder;
+}
+
+void SharedMemory::SetStandardSteadyClockTimepoint(const SteadyClockTimePoint& timepoint) {
+    shared_memory_format.standard_steady_clock_timepoint.StoreData(
+        shared_memory_holder->GetPointer(), timepoint);
+}
+
+void SharedMemory::SetStandardLocalSystemClockContext(const SystemClockContext& context) {
+    shared_memory_format.standard_local_system_clock_context.StoreData(
+        shared_memory_holder->GetPointer(), context);
+}
+
+void SharedMemory::SetStandardNetworkSystemClockContext(const SystemClockContext& context) {
+    shared_memory_format.standard_network_system_clock_context.StoreData(
+        shared_memory_holder->GetPointer(), context);
+}
+
+void SharedMemory::SetStandardUserSystemClockAutomaticCorrectionEnabled(bool enabled) {
+    shared_memory_format.standard_user_system_clock_automatic_correction.StoreData(
+        shared_memory_holder->GetPointer(), enabled);
+}
+
+SteadyClockTimePoint SharedMemory::GetStandardSteadyClockTimepoint() {
+    return shared_memory_format.standard_steady_clock_timepoint.ReadData(
+        shared_memory_holder->GetPointer());
+}
+
+SystemClockContext SharedMemory::GetStandardLocalSystemClockContext() {
+    return shared_memory_format.standard_local_system_clock_context.ReadData(
+        shared_memory_holder->GetPointer());
+}
+
+SystemClockContext SharedMemory::GetStandardNetworkSystemClockContext() {
+    return shared_memory_format.standard_network_system_clock_context.ReadData(
+        shared_memory_holder->GetPointer());
+}
+
+bool SharedMemory::GetStandardUserSystemClockAutomaticCorrectionEnabled() {
+    return shared_memory_format.standard_user_system_clock_automatic_correction.ReadData(
+        shared_memory_holder->GetPointer());
+}
+
+} // namespace Service::Time