service: Add friend:u interface.

src/core/CMakeLists.txt

@@ -130,6 +130,8 @@ add_library(core STATIC
     hle/service/friend/friend.h
     hle/service/friend/friend_a.cpp
     hle/service/friend/friend_a.h
+    hle/service/friend/friend_u.cpp
+    hle/service/friend/friend_u.h
     hle/service/hid/hid.cpp
     hle/service/hid/hid.h
     hle/service/lm/lm.cpp

src/core/hle/service/friend/friend.cpp

@@ -6,6 +6,7 @@
 #include "core/hle/ipc_helpers.h"
 #include "core/hle/service/friend/friend.h"
 #include "core/hle/service/friend/friend_a.h"
+#include "core/hle/service/friend/friend_u.h"
 
 namespace Service {
 namespace Friend {
@@ -22,6 +23,7 @@ Module::Interface::Interface(std::shared_ptr<Module> module, const char* name)
 void InstallInterfaces(SM::ServiceManager& service_manager) {
     auto module = std::make_shared<Module>();
     std::make_shared<Friend_A>(module)->InstallAsService(service_manager);
+    std::make_shared<Friend_U>(module)->InstallAsService(service_manager);
 }
 
 } // namespace Friend

src/core/hle/service/friend/friend_u.cpp

@@ -0,0 +1,19 @@
+// Copyright 2018 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "core/hle/service/friend/friend_u.h"
+
+namespace Service {
+namespace Friend {
+
+Friend_U::Friend_U(std::shared_ptr<Module> module)
+    : Module::Interface(std::move(module), "friend:u") {
+    static const FunctionInfo functions[] = {
+        {0, &Friend_U::Unknown, "Unknown"},
+    };
+    RegisterHandlers(functions);
+}
+
+} // namespace Friend
+} // namespace Service

src/core/hle/service/friend/friend_u.h

@@ -0,0 +1,18 @@
+// Copyright 2018 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "core/hle/service/friend/friend.h"
+
+namespace Service {
+namespace Friend {
+
+class Friend_U final : public Module::Interface {
+public:
+    explicit Friend_U(std::shared_ptr<Module> module);
+};
+
+} // namespace Friend
+} // namespace Service