From c5d22952bf2f936bdb9ada0da43e05d5442b75ad Mon Sep 17 00:00:00 2001
From: lat9nq <lat9nq@gmail.com>
Date: Sat, 12 Feb 2022 15:32:11 -0500
Subject: [PATCH] hid: Stub IsUsbFullKeyControllerEnabled

Used by Splatoon 2, when opening the inventory from a LAN battle lobby.

Reference: https://switchbrew.org/wiki/HID_services
---
 src/core/hle/service/hid/hid.cpp | 12 +++++++++++-
 src/core/hle/service/hid/hid.h   |  1 +
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/core/hle/service/hid/hid.cpp b/src/core/hle/service/hid/hid.cpp
index a2bf7defb..d9202ea6c 100644
--- a/src/core/hle/service/hid/hid.cpp
+++ b/src/core/hle/service/hid/hid.cpp
@@ -320,7 +320,7 @@ Hid::Hid(Core::System& system_)
         {308, nullptr, "SetSevenSixAxisSensorFusionStrength"},
         {309, nullptr, "GetSevenSixAxisSensorFusionStrength"},
         {310, &Hid::ResetSevenSixAxisSensorTimestamp, "ResetSevenSixAxisSensorTimestamp"},
-        {400, nullptr, "IsUsbFullKeyControllerEnabled"},
+        {400, &Hid::IsUsbFullKeyControllerEnabled, "IsUsbFullKeyControllerEnabled"},
         {401, nullptr, "EnableUsbFullKeyController"},
         {402, nullptr, "IsUsbFullKeyControllerConnected"},
         {403, nullptr, "HasBattery"},
@@ -1673,6 +1673,16 @@ void Hid::ResetSevenSixAxisSensorTimestamp(Kernel::HLERequestContext& ctx) {
     rb.Push(ResultSuccess);
 }
 
+void Hid::IsUsbFullKeyControllerEnabled(Kernel::HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+
+    LOG_WARNING(Service_HID, "(STUBBED) called");
+
+    IPC::ResponseBuilder rb{ctx, 3};
+    rb.Push(ResultSuccess);
+    rb.Push(false);
+}
+
 void Hid::SetIsPalmaAllConnectable(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     const auto applet_resource_user_id{rp.Pop<u64>()};
diff --git a/src/core/hle/service/hid/hid.h b/src/core/hle/service/hid/hid.h
index d290df161..c281081a7 100644
--- a/src/core/hle/service/hid/hid.h
+++ b/src/core/hle/service/hid/hid.h
@@ -159,6 +159,7 @@ private:
     void InitializeSevenSixAxisSensor(Kernel::HLERequestContext& ctx);
     void FinalizeSevenSixAxisSensor(Kernel::HLERequestContext& ctx);
     void ResetSevenSixAxisSensorTimestamp(Kernel::HLERequestContext& ctx);
+    void IsUsbFullKeyControllerEnabled(Kernel::HLERequestContext& ctx);
     void SetIsPalmaAllConnectable(Kernel::HLERequestContext& ctx);
     void SetPalmaBoostMode(Kernel::HLERequestContext& ctx);
     void SetNpadCommunicationMode(Kernel::HLERequestContext& ctx);