[Applets] Add initial stuff

CMakeLists.txt

@@ -130,6 +130,7 @@ set(FS_SOURCE_FILES src/core/fs/archive_self_ncch.cpp src/core/fs/archive_save_d
                     src/core/fs/ivfc.cpp
 )
 
+set(APPLET_SOURCE_FILES src/core/applets/applet.cpp src/core/applets/mii_selector.cpp)
 set(RENDERER_SW_SOURCE_FILES src/core/renderer_sw/renderer_sw.cpp)
 
 set(HEADER_FILES include/emulator.hpp include/helpers.hpp include/termcolor.hpp
@@ -157,7 +158,7 @@ set(HEADER_FILES include/emulator.hpp include/helpers.hpp include/termcolor.hpp
                  include/crypto/aes_engine.hpp include/metaprogramming.hpp include/PICA/pica_vertex.hpp
                  include/config.hpp include/services/ir_user.hpp include/http_server.hpp include/cheats.hpp
                  include/action_replay.hpp include/renderer_sw/renderer_sw.hpp include/compiler_builtins.hpp
-                 include/fs/romfs.hpp include/fs/ivfc.hpp
+                 include/fs/romfs.hpp include/fs/ivfc.hpp include/applets/applet.hpp include/applets/mii_selector.hpp
 )
 
 set(THIRD_PARTY_SOURCE_FILES third_party/imgui/imgui.cpp
@@ -175,6 +176,7 @@ source_group("Source Files\\Core\\Filesystem" FILES ${FS_SOURCE_FILES})
 source_group("Source Files\\Core\\Kernel" FILES ${KERNEL_SOURCE_FILES})
 source_group("Source Files\\Core\\Loader" FILES ${LOADER_SOURCE_FILES})
 source_group("Source Files\\Core\\Services" FILES ${SERVICE_SOURCE_FILES})
+source_group("Source Files\\Core\\Applets" FILES ${APPLET_SOURCE_FILES})
 source_group("Source Files\\Core\\PICA" FILES ${PICA_SOURCE_FILES})
 source_group("Source Files\\Core\\Software Renderer" FILES ${RENDERER_SW_SOURCE_FILES})
 source_group("Source Files\\Third Party" FILES ${THIRD_PARTY_SOURCE_FILES})
@@ -236,7 +238,7 @@ endif()
 
 source_group("Header Files\\Core" FILES ${HEADER_FILES})
 set(ALL_SOURCES ${SOURCE_FILES} ${FS_SOURCE_FILES} ${CRYPTO_SOURCE_FILES} ${KERNEL_SOURCE_FILES} ${LOADER_SOURCE_FILES} ${SERVICE_SOURCE_FILES}
-	${RENDERER_SW_SOURCE_FILES} ${PICA_SOURCE_FILES} ${THIRD_PARTY_SOURCE_FILES} ${HEADER_FILES})
+	${APPLET_SOURCE_FILES} ${RENDERER_SW_SOURCE_FILES} ${PICA_SOURCE_FILES} ${THIRD_PARTY_SOURCE_FILES} ${HEADER_FILES})
 
 if(ENABLE_OPENGL)
     # Add the OpenGL source files to ALL_SOURCES

include/applets/applet.hpp

@@ -0,0 +1,16 @@
+#pragma once
+
+#include "helpers.hpp"
+#include "memory.hpp"
+#include "result/result.hpp"
+
+class AppletBase {
+	Memory& mem;
+
+  public:
+	// Called by APT::StartLibraryApplet and similar
+	virtual Result::HorizonResult start() = 0;
+	virtual void reset() = 0;
+
+	AppletBase(Memory& mem) : mem(mem) {}
+};

include/applets/mii_selector.hpp

@@ -0,0 +1,8 @@
+#include "applets/applet.hpp"
+
+class MiiSelectorApplet final : public AppletBase {
+	virtual Result::HorizonResult start() override;
+	virtual void reset() override;
+
+	MiiSelectorApplet(Memory& memory) : AppletBase(memory) {}
+};

src/core/applets/mii_selector.cpp

@@ -0,0 +1,5 @@
+#include "applets/mii_selector.hpp"
+
+void MiiSelectorApplet::reset() {}
+
+Result::HorizonResult MiiSelectorApplet::start() { return Result::Success; }