Merge pull request #130 from Pistonight/layout_resource_mgr

LayoutResourceMgr

12 files changed, 535 insertions, 42 deletions

diff --git a/.github/workflows/lint_pr.yml b/.github/workflows/lint_pr.yml
index 559a626c..3408f5fe 100644
--- a/.github/workflows/lint_pr.yml
+++ b/.github/workflows/lint_pr.yml
@@ -4,8 +4,11 @@ jobs:
   clang-format:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
-    - uses: DoozyX/clang-format-lint-action@v0.12
+    - uses: actions/checkout@v4
+    - uses: actions/setup-python@v5
+      with:
+        python-version: '3.11'
+    - uses: DoozyX/clang-format-lint-action@v0.18
       with:
         source: 'src'
         exclude: 'lib'
diff --git a/data/data_symbols.csv b/data/data_symbols.csv
index 8d8bb29d..610d1248 100644
--- a/data/data_symbols.csv
+++ b/data/data_symbols.csv
@@ -1,6 +1,6 @@
-0x0000007101e9fe68,_ZN4sead8Matrix34IfE5identE
-0x0000007101e9ff18,_ZN4sead7Vector3IfE4zeroE
-0x0000007101e9ff48,_ZN4sead7Vector3IfE4onesE
+0x0000007101E9FE68,_ZN4sead8Matrix34IfE5identE
+0x0000007101E9FF18,_ZN4sead7Vector3IfE4zeroE
+0x0000007101E9FF48,_ZN4sead7Vector3IfE4onesE
 0x00000071023556B0,_ZTVN4sead14SafeStringBaseIcEE
 0x0000007102356AF0,_ZTVN4sead22BufferedSafeStringBaseIcEE
 0x000000710246F9E0,_ZN4ksys3gdt6detail13sCommonFlags0E
@@ -20,6 +20,9 @@
 0x00000071024C1600,_ZTVN3agl3utl9ParameterIN4sead15FixedSafeStringILi64EEEEE
 0x00000071024C16A0,_ZTVN3agl3utl9ParameterIN4sead15FixedSafeStringILi256EEEEE
 0x00000071024C1740,_ZTVN3agl3utl9ParameterIN4sead14SafeStringBaseIcEEEE
+0x00000071024C6600,_ZN6xlink216ContainerCreator17sContainerSizeMaxE
+0x00000071024C68A8,_ZN6xlink215sMinAddressHighE
+0x00000071024C68B0,_ZN6xlink214sMinAddressLowE
 0x00000071024D8D58,_ZTVN4ksys3act2ai10ActionBaseE
 0x00000071025129E0,_ZTVN4ksys3act2ai6ActionE
 0x0000007102513268,_ZTVN4ksys3act2ai2AiE
@@ -500,17 +503,15 @@
 0x00000071025F8480,pfnc_nvnEventSignal
 0x00000071025F8488,pfnc_nvnCommandBufferWaitEvent
 0x00000071025F8490,pfnc_nvnCommandBufferSignalEvent
-0x0000007102606910,_ZN4ksys12SystemTimers9sInstanceE
-0x0000007102650608,_ZN4ksys3act11BaseProcMgr9sInstanceE
 0x00000071025F9CB0,_ZN3agl6driver17GraphicsDriverMgr18SingletonDisposer_15sStaticDisposerE
 0x00000071025F9CB8,_ZN3agl6driver17GraphicsDriverMgr9sInstanceE
-0x00000071024c6600,_ZN6xlink216ContainerCreator17sContainerSizeMaxE
-0x00000071024c68a8,_ZN6xlink215sMinAddressHighE
-0x00000071024c68b0,_ZN6xlink214sMinAddressLowE
-0x00000071025fb508,_ZN3aal6System9sInstanceE
-0x00000071025fc7f0,_ZN6xlink211SystemSLink9sInstanceE
-0x00000071025fc7f8,_ZN6xlink211SystemSLink10sLockProxyE
-0x00000071025fc878,_ZZNK6xlink214ResourceBuffer18getEmptyUserHeaderEvE6sDummy
-0x00000071025fc8b0,_ZZNK6xlink214ResourceBuffer24getEmptyRomResourceParamEvE6sDummy
-0x00000071025fc948,_ZZNK6xlink214ResourceBuffer24getEmptyRomResourceParamEvE6sDummy
-0x00000071025fc950,_ZN6xlink27Locator16sDataLoadedCountE
\ No newline at end of file
+0x00000071025FB508,_ZN3aal6System9sInstanceE
+0x00000071025FC7F0,_ZN6xlink211SystemSLink9sInstanceE
+0x00000071025FC7F8,_ZN6xlink211SystemSLink10sLockProxyE
+0x00000071025FC878,_ZZNK6xlink214ResourceBuffer18getEmptyUserHeaderEvE6sDummy
+0x00000071025FC8B0,_ZZNK6xlink214ResourceBuffer24getEmptyRomResourceParamEvE6sDummy
+0x00000071025FC948,_ZZNK6xlink214ResourceBuffer24getEmptyRomResourceParamEvE6sDummy
+0x00000071025FC950,_ZN6xlink27Locator16sDataLoadedCountE
+0x0000007102606910,_ZN4ksys12SystemTimers9sInstanceE
+0x000000710261EB90,_ZN4ksys2ui17LayoutResourceMgr9sInstanceE
+0x0000007102650608,_ZN4ksys3act11BaseProcMgr9sInstanceE
diff --git a/data/uking_functions.csv b/data/uking_functions.csv
index f0689c44..2ad868da 100644
--- a/data/uking_functions.csv
+++ b/data/uking_functions.csv
@@ -81790,7 +81790,7 @@ Address,Quality,Size,Name
 0x0000007100f3a528,U,000016,
 0x0000007100f3a538,U,000756,ui::init
 0x0000007100f3a82c,U,000172,createRegionLanguageMgr
-0x0000007100f3a8d8,U,002276,ksys::PreInitializeApp
+0x0000007100f3a8d8,W,002276,_ZN4ksys16preInitializeAppERKNS_10InitParamsE
 0x0000007100f3b1bc,U,000132,checkPreInitializeResourcesStillLoading
 0x0000007100f3b240,U,007612,ksys::InitializeApp
 0x0000007100f3cffc,O,000388,_ZN4ksys15initBaseProcMgrEPN4sead4HeapE
@@ -88328,31 +88328,31 @@ Address,Quality,Size,Name
 0x00000071010a2294,U,000008,
 0x00000071010a229c,U,000040,
 0x00000071010a22c4,U,000372,
-0x00000071010a2438,U,000112,
-0x00000071010a24a8,U,000120,
-0x00000071010a2520,U,000284,LayoutResourceMgr::createInstance
-0x00000071010a263c,U,000268,LayoutResourceMgr::init
-0x00000071010a2748,U,000424,LayoutResourceMgr::loadMsgPack
-0x00000071010a28f0,U,000384,LayoutResourceMgr::__auto2
-0x00000071010a2a70,U,000260,LayoutResourceMgr::loadLangFont
-0x00000071010a2b74,U,000388,LayoutResourceMgr::__auto0
-0x00000071010a2cf8,U,000680,LayoutResourceMgr::loadFonts
-0x00000071010a2fa0,U,000188,LayoutResourceMgr::ready
-0x00000071010a305c,U,000136,LayoutResourceMgr::ready_0
-0x00000071010a30e4,U,000136,LayoutResourceMgr::loadVersion
-0x00000071010a316c,U,000372,LayoutResourceMgr::ready_1
-0x00000071010a32e0,U,001584,
+0x00000071010a2438,O,000112,_ZN4ksys2ui17LayoutResourceMgr18SingletonDisposer_D1Ev
+0x00000071010a24a8,O,000120,_ZN4ksys2ui17LayoutResourceMgr18SingletonDisposer_D0Ev
+0x00000071010a2520,O,000284,_ZN4ksys2ui17LayoutResourceMgr14createInstanceEPN4sead4HeapE
+0x00000071010a263c,O,000268,_ZN4ksys2ui17LayoutResourceMgr4initEPN4sead4HeapE
+0x00000071010a2748,O,000424,_ZN4ksys2ui17LayoutResourceMgr11loadMsgPackEPj
+0x00000071010a28f0,U,000384,LayoutResourceMgr::loadGrammarArticleMaxLen
+0x00000071010a2a70,O,000260,_ZN4ksys2ui17LayoutResourceMgr12loadLangFontEPN4sead4HeapE
+0x00000071010a2b74,U,000388,LayoutResourceMgr::initializeFontMgr
+0x00000071010a2cf8,O,000680,_ZN4ksys2ui17LayoutResourceMgr18loadExtraLangFontsEPN4sead4HeapE
+0x00000071010a2fa0,O,000188,_ZN4ksys2ui17LayoutResourceMgr18checkLangFontReadyEv
+0x00000071010a305c,O,000136,_ZNK4ksys2ui17LayoutResourceMgr24checkExtraLangFontsReadyEv
+0x00000071010a30e4,O,000136,_ZN4ksys2ui17LayoutResourceMgr11loadVersionEv
+0x00000071010a316c,O,000372,_ZN4ksys2ui17LayoutResourceMgr17checkVersionReadyEv
+0x00000071010a32e0,U,001584,LayoutResourceMgr::doSomethingWithFontTextureCache
 0x00000071010a3910,W,000064,_ZN4sead12PerfJobQueue13measureEndRunEv
-0x00000071010a3950,U,000072,LayoutResourceMgr::loadLayoutCommonArchive
-0x00000071010a3998,U,000288,LayoutResourceMgr::loadArcResource
-0x00000071010a3ab8,U,000104,
-0x00000071010a3b20,U,000208,
-0x00000071010a3bf0,U,000016,
-0x00000071010a3c00,U,000104,
-0x00000071010a3c68,U,000264,LayoutResourceMgr::x
-0x00000071010a3d70,U,000076,
-0x00000071010a3dbc,U,000068,
-0x00000071010a3e00,U,000168,
+0x00000071010a3950,O,000072,_ZN4ksys2ui17LayoutResourceMgr23loadCommonLayoutArchiveEPN4sead7ExpHeapE
+0x00000071010a3998,O,000288,_ZN4ksys2ui17LayoutResourceMgr15loadArcResourceERNS1_7ArchiveEPKc
+0x00000071010a3ab8,O,000104,_ZN4ksys2ui17LayoutResourceMgr8unloadA8Ev
+0x00000071010a3b20,O,000208,_ZN4ksys2ui17LayoutResourceMgr15loadTitleLayoutEPN4sead4HeapE
+0x00000071010a3bf0,O,000016,_ZN4ksys2ui17LayoutResourceMgr23loadTitleLayoutResourceEv
+0x00000071010a3c00,O,000104,_ZN4ksys2ui17LayoutResourceMgr17unloadTitleLayoutEv
+0x00000071010a3c68,O,000264,_ZN4ksys2ui17LayoutResourceMgr15loadHorseLayoutEPN4sead4HeapE
+0x00000071010a3d70,O,000076,_ZN4ksys2ui17LayoutResourceMgr23loadHorseLayoutResourceEv
+0x00000071010a3dbc,O,000068,_ZNK4ksys2ui17LayoutResourceMgr25hasHorseLayoutLoadFailureEv
+0x00000071010a3e00,O,000168,_ZN4ksys2ui17LayoutResourceMgr17unloadHorseLayoutEv
 0x00000071010a3ea8,U,000104,ScreenLoadSaveIcon::ctor
 0x00000071010a3f10,U,000044,
 0x00000071010a3f3c,U,000048,
diff --git a/lib/NintendoSDK b/lib/NintendoSDK
-Subproject a7a1e2b715cbafbbe50264a6157da8388a39077
+Subproject cc73cdf466e31794669757352a434d240f79c9f
diff --git a/src/KingSystem/System/CMakeLists.txt b/src/KingSystem/System/CMakeLists.txt
index 4f907b81..ee6b48f0 100644
--- a/src/KingSystem/System/CMakeLists.txt
+++ b/src/KingSystem/System/CMakeLists.txt
@@ -1,4 +1,9 @@
 target_sources(uking PRIVATE
+    UI/ArcResource.h
+    UI/ArcResourceMgr.h
+    UI/LayoutResourceMgr.cpp
+    UI/LayoutResourceMgr.h
+
     Account.cpp
     Account.h
     AutoDim.cpp
diff --git a/src/KingSystem/System/UI/ArcResource.h b/src/KingSystem/System/UI/ArcResource.h
new file mode 100644
index 00000000..1bc55f07
--- /dev/null
+++ b/src/KingSystem/System/UI/ArcResource.h
@@ -0,0 +1,33 @@
+#pragma once
+
+#include <heap/seadDisposer.h>
+#include <prim/seadSafeString.h>
+#include "KingSystem/Utils/Types.h"
+
+namespace ksys {
+namespace res {
+class Handle;
+}
+namespace ui {
+
+class ArcResourceMgr;
+
+class ArcResource : public sead::IDisposer {
+public:
+    ArcResource() = default;
+
+    void init(ArcResourceMgr* mgr, const sead::SafeString& name, u8* data, res::Handle* handle);
+
+private:
+    void* _20;
+    void* _28;
+    ArcResourceMgr* mArcResourceMgr;
+    sead::FixedSafeString<0x40> mName;
+    u8* mData;
+    void* mFile;
+    res::Handle* mHandle;
+};
+KSYS_CHECK_SIZE_NX150(ArcResource, 0xA8);
+
+}  // namespace ui
+}  // namespace ksys
diff --git a/src/KingSystem/System/UI/ArcResourceMgr.h b/src/KingSystem/System/UI/ArcResourceMgr.h
new file mode 100644
index 00000000..1882e3bf
--- /dev/null
+++ b/src/KingSystem/System/UI/ArcResourceMgr.h
@@ -0,0 +1,34 @@
+#pragma once
+
+#include <container/seadTList.h>
+#include <prim/seadSafeString.h>
+#include "KingSystem/System/UI/ArcResource.h"
+#include "KingSystem/Utils/Types.h"
+
+namespace sead {
+class ExpHeap;
+}
+
+namespace ksys::ui {
+
+class ArcResourceMgr {
+public:
+    ArcResourceMgr() = default;
+    virtual ~ArcResourceMgr();
+
+    virtual void sub_10();
+    virtual void loadArchive(sead::Heap* heap, const sead::SafeString& path);
+    virtual void sub_20();
+    virtual void sub_28();
+    virtual void addArchive(ArcResource* archive);
+
+private:
+    // TODO: fields
+    /* sead::TList */
+    char list[0x10];
+    int _18 = 0;
+    int _1c = 0x20;
+};
+KSYS_CHECK_SIZE_NX150(ArcResourceMgr, 0x20);
+
+}  // namespace ksys::ui
diff --git a/src/KingSystem/System/UI/LayoutResourceMgr.cpp b/src/KingSystem/System/UI/LayoutResourceMgr.cpp
new file mode 100644
index 00000000..fa1d9dc2
--- /dev/null
+++ b/src/KingSystem/System/UI/LayoutResourceMgr.cpp
@@ -0,0 +1,268 @@
+#include <devenv/seadEnvUtil.h>
+#include <nn/pl.h>
+#include <prim/seadScopedLock.h>
+
+#include "KingSystem/Resource/resLoadRequest.h"
+#include "KingSystem/System/StarterPackMgr.h"
+#include "KingSystem/System/UI/ArcResource.h"
+#include "KingSystem/System/UI/LayoutResourceMgr.h"
+
+namespace ksys::ui {
+
+SEAD_SINGLETON_DISPOSER_IMPL(LayoutResourceMgr)
+
+void LayoutResourceMgr::init(sead::Heap* heap) {
+    mMsgPackHandle = new (heap) res::Handle;
+    mLangFontHandle = new (heap) res::Handle;
+    mVersionHandle = new (heap) res::Handle;
+
+    int count;
+    switch (sead::EnvUtil::getRegionLanguage().value()) {
+    case sead::RegionLanguageID::KRko:
+    case sead::RegionLanguageID::CNzh:
+    case sead::RegionLanguageID::TWzh:
+        count = cExtraLangFontCount;
+        break;
+    default:
+        count = 0;
+        break;
+    }
+    for (int i = 0; i < count; i++) {
+        mExtraLangFontHandles.pushBack(new (heap) res::Handle);
+    }
+    if (count > 0) {
+        mZeldaGlyphHandle = new (heap) res::Handle;
+    }
+}
+
+u8* LayoutResourceMgr::loadMsgPack(u32* size) {
+    mMsgPackHandle->resetUnitFlag20000IfSuccess();
+    mMsgPackHandle->unload();
+
+    res::LoadRequest req;
+    req.mRequester = "LayoutResourceMgr";
+    req._22 = true;
+    req._21 = true;
+    req.mLoadDataAlignment = 0x80;
+    req._26 = false;
+    req.mPackHandle = StarterPackMgr::instance()->getBootupLangPack();
+
+    sead::FixedSafeString<0x20> path;
+    path.format("Message/Msg_%s.product.sarc", sead::EnvUtil::getRegionLanguage().text());
+
+    res::Handle::Status status;
+    auto* resource =
+        sead::DynamicCast<sead::DirectResource>(mMsgPackHandle->load(path, &req, &status));
+
+    *size = resource->getRawSize();
+    return resource->getRawData();
+}
+
+void LayoutResourceMgr::loadLangFont(sead::Heap* heap) {
+    mLangFontHandle->resetUnitFlag20000IfSuccess();
+    mLangFontHandle->unload();
+    mLangFontResource = nullptr;
+
+    res::LoadRequest req;
+    req.mRequester = "LayoutResourceMgr";
+    req._22 = true;
+    req.mLoadDataAlignment = 0x1000;
+    req._26 = false;
+
+    sead::FixedSafeString<0x20> path;
+    path.format("Font/Font_%s.bfarc", sead::EnvUtil::getRegion().text());
+
+    mLangFontHandle->requestLoad(path, &req, nullptr);
+}
+
+constexpr const char* sExtraLangFontFiles[LayoutResourceMgr::cExtraLangCount *
+                                          LayoutResourceMgr::cExtraLangFontCount] = {
+    "AsiaKCUBE-R", "AsiaKDREAM2R", "AsiaKDREAM4R", "AsiaKDREAM7R", "DFP_GBZY9", "DFP_GB_H3",
+    "DFP_GB_H5",   "DFHEI5A",      "DFT_ZY9",      "DFT_B3",       "DFT_B5",    "DFT_B9"};
+
+void LayoutResourceMgr::loadExtraLangFonts(sead::Heap* heap) {
+    sead::RegionLanguageID lang_id = sead::EnvUtil::getRegionLanguage();
+    auto* fonts = sExtraLangFontFiles;
+    for (int i = 0; i <= cExtraLangCount; i++) {
+        if (lang_id.value() == sead::RegionLanguageID::KRko + i) {
+            break;
+        }
+        if (i == cExtraLangCount - 1) {
+            return;
+        }
+        fonts += cExtraLangFontCount;
+    }
+
+    res::LoadRequest req;
+    req.mRequester = "ui::LayoutResourceMgr";
+    req._26 = false;
+
+    res::Handle::Status status = res::Handle::Status::NoFile;
+    for (int i = 0; i < cExtraLangFontCount; ++i) {
+        auto* handle = mExtraLangFontHandles[i];
+        sead::FixedSafeString<0x20> path;
+#ifdef MATCHING_HACK_NX_CLANG
+        asm("");
+#endif
+        path.format("Font/%s.bfttf", fonts[i]);
+        handle->requestLoad(path, &req, &status);
+    }
+
+    mZeldaGlyphHandle->requestLoad("Font/ZeldaGlyphs-v2-Deco.bfotf", &req, &status);
+    nn::pl::RequestSharedFontLoad(nn::pl::SharedFontType::STANDARD);
+}
+
+bool LayoutResourceMgr::checkLangFontReady() {
+    if (mLangFontResource) {
+        return true;
+    }
+    if (!mLangFontHandle->isReady()) {
+        return false;
+    }
+    mLangFontResource = sead::DynamicCast<sead::DirectResource>(mLangFontHandle->getResource());
+    return true;
+}
+
+bool LayoutResourceMgr::checkExtraLangFontsReady() const {
+    switch (sead::EnvUtil::getRegionLanguage().value()) {
+    case sead::RegionLanguageID::KRko:
+    case sead::RegionLanguageID::CNzh:
+    case sead::RegionLanguageID::TWzh:
+        break;
+    default:
+        return true;
+    }
+    for (const auto& handle : mExtraLangFontHandles) {
+        if (!handle.isReady()) {
+            return false;
+        }
+    }
+    if (!mZeldaGlyphHandle || mZeldaGlyphHandle->isReady()) {
+        return nn::pl::GetSharedFontLoadState(nn::pl::SharedFontType::STANDARD) ==
+               nn::pl::LoadState::LOADED;
+    }
+    return false;
+}
+
+void LayoutResourceMgr::loadVersion() {
+    res::LoadRequest req;
+    req.mRequester = "LayoutResourceMgr";
+    req._26 = false;
+
+    mVersionHandle->requestLoad("System/Version.txt", &req, nullptr);
+}
+
+bool LayoutResourceMgr::checkVersionReady() {
+    if (!mVersionHandle) {
+        return true;
+    }
+    if (mVersionHandle->isReady()) {
+        auto* resource = sead::DynamicCast<sead::DirectResource>(mVersionHandle->getResource());
+        instance()->mVersionString.copy(reinterpret_cast<const char*>(resource->getRawData()),
+                                        static_cast<s32>(resource->getRawSize()));
+        delete mVersionHandle;
+        mVersionHandle = nullptr;
+        return true;
+    }
+    return false;
+}
+
+void LayoutResourceMgr::loadCommonLayoutArchive(sead::ExpHeap* heap) {
+    mArcResourceMgr->loadArchive(heap, "Layout/Common.sblarc");
+}
+
+void LayoutResourceMgr::loadTitleLayout(sead::Heap* heap) {
+    mTitleLayout.allocate(heap);
+
+    res::LoadRequest req;
+    req.mRequester = "ui::LayoutResourceMgr";
+    req.mLoadDataAlignment = 0x1000;
+    req._22 = false;
+    req._26 = false;
+    req._c = 2;
+
+    res::Handle::Status status = res::Handle::Status::NoFile;
+    mTitleLayout.getHandle()->requestLoad("Layout/Title.blarc", &req, &status);
+}
+
+bool LayoutResourceMgr::loadTitleLayoutResource() {
+    return loadArcResource(mTitleLayout, "Title");
+}
+
+void LayoutResourceMgr::unloadTitleLayout() {
+    mTitleLayout.deallocate();
+}
+
+bool LayoutResourceMgr::loadHorseLayout(sead::Heap* heap) {
+    const auto lock = sead::makeScopedLock(mCriticalSection);
+
+    if (mHorseLayoutLoadCount++) {
+        return false;
+    }
+
+    mHorseLayout.allocate(heap);
+
+    res::LoadRequest req;
+    req.mRequester = "ui::LayoutResourceMgr";
+    req.mLoadDataAlignment = 0x1000;
+    req._22 = false;
+    req._26 = true;
+    req._c = 2;
+
+    res::Handle::Status status = res::Handle::Status::NoFile;
+    mHorseLayout.getHandle()->requestLoad("Layout/Horse.blarc", &req, &status);
+
+    return true;
+}
+
+bool LayoutResourceMgr::loadHorseLayoutResource() {
+    const auto lock = sead::makeScopedLock(mCriticalSection);
+    return loadArcResource(mHorseLayout, "Horse");
+}
+
+bool LayoutResourceMgr::hasHorseLayoutLoadFailure() const {
+    if (mHorseLayout.getHandle()) {
+        if (mHorseLayout.getHandle()->isReady() && !mHorseLayout.getHandle()->isSuccess()) {
+            return true;
+        }
+    }
+    return false;
+}
+
+bool LayoutResourceMgr::unloadHorseLayout() {
+    const auto lock = sead::makeScopedLock(mCriticalSection);
+    int old_count = mHorseLayoutLoadCount--;
+
+    if (mHorseLayoutLoadCount == 0) {
+        mHorseLayout.deallocate();
+        return true;
+    }
+
+    return old_count < 2;
+}
+
+bool LayoutResourceMgr::loadArcResource(Archive& archive, const char* name) {
+    if (archive.getResource()) {
+        return true;
+    }
+    if (!archive.getHandle()->isReady()) {
+        return false;
+    }
+    if (archive.getHandle()->isSuccess()) {
+        auto* resource =
+            sead::DynamicCast<sead::DirectResource>(archive.getHandle()->getResource());
+        if (resource) {
+            auto* arc_resource = reinterpret_cast<ArcResource*>(archive.mResourceStorage);
+            arc_resource->init(mArcResourceMgr, name, resource->getRawData(), archive.mHandle);
+            archive.mResource = arc_resource;
+            mArcResourceMgr->addArchive(archive.getResource());
+        }
+    }
+    return true;
+}
+
+void LayoutResourceMgr::unloadA8() {
+    _a8.deallocate();
+}
+
+}  // namespace ksys::ui
diff --git a/src/KingSystem/System/UI/LayoutResourceMgr.h b/src/KingSystem/System/UI/LayoutResourceMgr.h
new file mode 100644
index 00000000..64378496
--- /dev/null
+++ b/src/KingSystem/System/UI/LayoutResourceMgr.h
@@ -0,0 +1,97 @@
+#pragma once
+
+#include <container/seadObjArray.h>
+#include <heap/seadDisposer.h>
+#include <hostio/seadHostIONode.h>
+#include <prim/seadSafeString.h>
+#include <thread/seadCriticalSection.h>
+#include "KingSystem/Resource/resHandle.h"
+#include "KingSystem/System/UI/ArcResource.h"
+#include "KingSystem/System/UI/ArcResourceMgr.h"
+#include "KingSystem/Utils/Types.h"
+
+namespace ksys::ui {
+
+class LayoutResourceMgr final : public sead::hostio::Node {
+    SEAD_SINGLETON_DISPOSER(LayoutResourceMgr)
+    LayoutResourceMgr() = default;
+    ~LayoutResourceMgr() = default;
+
+public:
+    static constexpr int cExtraLangFontCount = 4;
+    static constexpr int cExtraLangCount = 3;
+
+private:
+    class Archive {
+        friend class LayoutResourceMgr;
+
+    public:
+        void allocate(sead::Heap* heap) {
+            mHandle = new (heap) res::Handle;
+            mResourceStorage = new (heap) u8[sizeof(ArcResource)];
+        }
+        void deallocate() {
+            if (mResource) {
+                delete mResource;
+                mResource = nullptr;
+            } else {
+                delete mHandle;
+                delete[] mResourceStorage;
+            }
+            mHandle = nullptr;
+            mResourceStorage = nullptr;
+        }
+
+        res::Handle* getHandle() { return mHandle; }
+        const res::Handle* getHandle() const { return mHandle; }
+        ArcResource* getResource() { return mResource; }
+        const ArcResource* getResource() const { return mResource; }
+
+    private:
+        res::Handle* mHandle = nullptr;
+        ArcResource* mResource = nullptr;
+        u8* mResourceStorage = nullptr;
+    };
+
+public:
+    void init(sead::Heap* heap);
+    u8* loadMsgPack(u32* size);
+    void loadLangFont(sead::Heap* heap);
+    void loadExtraLangFonts(sead::Heap* heap);
+    bool checkLangFontReady();
+    bool checkExtraLangFontsReady() const;
+    void loadVersion();
+    bool checkVersionReady();
+    void loadCommonLayoutArchive(sead::ExpHeap* heap);
+    void loadTitleLayout(sead::Heap* heap);
+    bool loadTitleLayoutResource();
+    void unloadTitleLayout();
+    bool loadHorseLayout(sead::Heap* heap);
+    bool loadHorseLayoutResource();
+    bool hasHorseLayoutLoadFailure() const;
+    bool unloadHorseLayout();
+    void unloadA8();
+    void doSomethingWithFontTextureCache(void* texture_cache);
+
+    bool loadArcResource(Archive& archive, const char* name);
+
+private:
+    res::Handle* mMsgPackHandle = nullptr;
+    res::Handle* mLangFontHandle = nullptr;
+    res::Handle* mVersionHandle = nullptr;
+    sead::FixedPtrArray<res::Handle, 8> mExtraLangFontHandles;
+    res::Handle* mZeldaGlyphHandle = nullptr;
+    ArcResourceMgr* mArcResourceMgr = nullptr;
+    sead::DirectResource* mLangFontResource = nullptr;
+    Archive _a8;
+    Archive mTitleLayout;
+    Archive mHorseLayout;
+    u16 mMaxDefArtLen = 0;
+    u16 mMaxIndefArtLen = 0;
+    sead::FixedSafeString<16> mVersionString;
+    int mHorseLayoutLoadCount = 0;
+    sead::CriticalSection mCriticalSection;
+};
+KSYS_CHECK_SIZE_NX150(LayoutResourceMgr, 0x168);
+
+}  // namespace ksys::ui
diff --git a/src/KingSystem/ksys.cpp b/src/KingSystem/ksys.cpp
index e370b003..c760838a 100644
--- a/src/KingSystem/ksys.cpp
+++ b/src/KingSystem/ksys.cpp
@@ -4,7 +4,9 @@
 #include "KingSystem/ActorSystem/actBaseProcCreateTaskSelector.h"
 #include "KingSystem/ActorSystem/actBaseProcInitializer.h"
 #include "KingSystem/ActorSystem/actBaseProcMgr.h"
+#include "KingSystem/System/BasicProfiler.h"
 #include "KingSystem/System/HavokWorkerMgr.h"
+#include "KingSystem/System/UI/LayoutResourceMgr.h"
 
 namespace ksys {
 
@@ -29,4 +31,21 @@ void initBaseProcMgr(sead::Heap* heap) {
     act::BaseProcMgr::sConstant4 = u32(act::JobType::Calc4);
 }
 
+void preInitializeApp(const InitParams& params) {
+    ksys::BasicProfiler::Scope profiler_scope("ksys::PreInitializeApp");
+
+    // TODO - other parts
+
+    {
+        ksys::BasicProfiler::Scope profiler_scope("RequestFontLoad");
+        // TODO: FontMgr::createInstance()
+        ui::LayoutResourceMgr::createInstance(params.king_sys_heap);
+        ui::LayoutResourceMgr::instance()->init(params.king_sys_heap);
+        ui::LayoutResourceMgr::instance()->loadLangFont(params.king_sys_heap);
+        ui::LayoutResourceMgr::instance()->loadExtraLangFonts(params.king_sys_heap);
+    }
+
+    // TODO - other parts
+}
+
 }  // namespace ksys
diff --git a/src/KingSystem/ksys.h b/src/KingSystem/ksys.h
index 4775ea4f..46c17c82 100644
--- a/src/KingSystem/ksys.h
+++ b/src/KingSystem/ksys.h
@@ -6,6 +6,10 @@ class Heap;
 
 namespace ksys {
 
+struct InitParams {
+    sead::Heap* king_sys_heap;
+};
+
 // 0x0000007100f3a4e4
 bool isGameOver();
 // 0x0000007100f3a4f0
@@ -13,4 +17,7 @@ void setIsGameOver(bool is_game_over);
 
 void initBaseProcMgr(sead::Heap* heap);
 
+// 0x0000007100f3a8d8
+void preInitializeApp(const InitParams& params);
+
 }  // namespace ksys
diff --git a/tools/format_data_symbols.py b/tools/format_data_symbols.py
new file mode 100644
index 00000000..ec85166a
--- /dev/null
+++ b/tools/format_data_symbols.py
@@ -0,0 +1,26 @@
+import os
+import csv
+
+DATA_SYMBOLS = os.path.join(os.path.dirname(__file__), '../data/data_symbols.csv')
+
+if __name__ == "__main__":
+    addr2symbol = {}
+
+    with open(DATA_SYMBOLS, "r", encoding="utf-8") as f:
+        reader = csv.reader(f)
+        # doesn't come with header
+        for row in reader:
+            if not row: # skip empty
+                continue
+            addr = int(row[0].strip(), 16)
+            name = ""
+            if len(row) > 1:
+                name = row[1].strip()
+            addr2symbol[addr] = name
+
+    with open(DATA_SYMBOLS, "w", encoding="utf-8") as f:
+        writer = csv.writer(f, lineterminator="\n")
+        for hex in sorted(addr2symbol):
+            writer.writerow([f"0x{hex:016X}", addr2symbol[hex]])
+    print("data_symbols.csv updated")
+