Make system settings persistent across boots

1 files changed, 72 insertions, 0 deletions

diff --git a/src/core/hle/service/set/private_settings.h b/src/core/hle/service/set/private_settings.h
new file mode 100644
index 000000000..b63eaf45c
--- /dev/null
+++ b/src/core/hle/service/set/private_settings.h
@@ -0,0 +1,72 @@
+// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+
+#include "common/bit_field.h"
+#include "common/common_funcs.h"
+#include "common/common_types.h"
+#include "common/uuid.h"
+#include "core/hle/service/time/clock_types.h"
+
+namespace Service::Set {
+
+/// This is nn::settings::system::InitialLaunchFlag
+struct InitialLaunchFlag {
+    union {
+        u32 raw{};
+
+        BitField<0, 1, u32> InitialLaunchCompletionFlag;
+        BitField<8, 1, u32> InitialLaunchUserAdditionFlag;
+        BitField<16, 1, u32> InitialLaunchTimestampFlag;
+    };
+};
+static_assert(sizeof(InitialLaunchFlag) == 4, "InitialLaunchFlag is an invalid size");
+
+/// This is nn::settings::system::InitialLaunchSettings
+struct InitialLaunchSettings {
+    InitialLaunchFlag flags;
+    INSERT_PADDING_BYTES(0x4);
+    Service::Time::Clock::SteadyClockTimePoint timestamp;
+};
+static_assert(sizeof(InitialLaunchSettings) == 0x20, "InitialLaunchSettings is incorrect size");
+
+#pragma pack(push, 4)
+struct InitialLaunchSettingsPacked {
+    InitialLaunchFlag flags;
+    Service::Time::Clock::SteadyClockTimePoint timestamp;
+};
+#pragma pack(pop)
+static_assert(sizeof(InitialLaunchSettingsPacked) == 0x1C,
+              "InitialLaunchSettingsPacked is incorrect size");
+
+struct PrivateSettings {
+    std::array<u8, 0x10> reserved_00;
+
+    // nn::settings::system::InitialLaunchSettings
+    InitialLaunchSettings initial_launch_settings;
+
+    std::array<u8, 0x20> reserved_30;
+
+    Common::UUID external_clock_source_id;
+    s64 shutdown_rtc_value;
+    s64 external_steady_clock_internal_offset;
+
+    std::array<u8, 0x60> reserved_70;
+
+    // nn::settings::system::PlatformRegion
+    std::array<u8, 0x4> platform_region;
+
+    std::array<u8, 0x4> reserved_D4;
+};
+static_assert(offsetof(PrivateSettings, initial_launch_settings) == 0x10);
+static_assert(offsetof(PrivateSettings, external_clock_source_id) == 0x50);
+static_assert(offsetof(PrivateSettings, reserved_70) == 0x70);
+static_assert(offsetof(PrivateSettings, platform_region) == 0xD0);
+static_assert(sizeof(PrivateSettings) == 0xD8, "PrivateSettings has the wrong size!");
+
+PrivateSettings DefaultPrivateSettings();
+
+} // namespace Service::Set