Add NS service stub

CMakeLists.txt

@@ -151,7 +151,7 @@ set(SERVICE_SOURCE_FILES src/core/services/service_manager.cpp src/core/services
                          src/core/services/act.cpp src/core/services/nfc.cpp src/core/services/dlp_srvr.cpp
                          src/core/services/ir_user.cpp src/core/services/http.cpp src/core/services/soc.cpp
                          src/core/services/ssl.cpp src/core/services/news_u.cpp src/core/services/amiibo_device.cpp
-                         src/core/services/csnd.cpp src/core/services/nwm_uds.cpp
+                         src/core/services/csnd.cpp src/core/services/nwm_uds.cpp src/core/services/ns.cpp
 )
 set(PICA_SOURCE_FILES src/core/PICA/gpu.cpp src/core/PICA/regs.cpp src/core/PICA/shader_unit.cpp
                       src/core/PICA/shader_interpreter.cpp src/core/PICA/dynapica/shader_rec.cpp
@@ -196,7 +196,7 @@ set(HEADER_FILES include/emulator.hpp include/helpers.hpp include/termcolor.hpp
                  include/applets/applet.hpp include/applets/mii_selector.hpp include/math_util.hpp include/services/soc.hpp 
                  include/services/news_u.hpp include/applets/software_keyboard.hpp include/applets/applet_manager.hpp include/fs/archive_user_save_data.hpp
                  include/services/amiibo_device.hpp include/services/nfc_types.hpp include/swap.hpp include/services/csnd.hpp include/services/nwm_uds.hpp
-                 include/fs/archive_system_save_data.hpp include/lua.hpp
+                 include/fs/archive_system_save_data.hpp include/lua.hpp include/services/ns.hpp
 )
 
 cmrc_add_resource_library(

include/services/ns.hpp

@@ -0,0 +1,24 @@
+#pragma once
+#include "helpers.hpp"
+#include "kernel_types.hpp"
+#include "logger.hpp"
+#include "memory.hpp"
+#include "result/result.hpp"
+
+class NSService {
+    Memory& mem;
+	MAKE_LOG_FUNCTION(log, nsLogger)
+
+    // Service commands
+
+public:
+    enum class Type {
+        S,  // ns:s
+        P,  // ns:p
+        C,  // ns:c
+    };
+
+    NSService(Memory& mem) : mem(mem) {}
+    void reset();
+	void handleSyncRequest(u32 messagePointer, Type type);
+};

src/core/services/ns.cpp

@@ -0,0 +1,19 @@
+#include "services/ns.hpp"
+#include "ipc.hpp"
+
+namespace NSCommands {
+    enum : u32 {
+        a,
+    };
+}
+
+void NSService::reset() {}
+
+void NSService::handleSyncRequest(u32 messagePointer, Type type) {
+    const u32 command = mem.read32(messagePointer);
+
+    // ns:s commands
+    switch (command) {
+        default: Helpers::panic("NS service requested. Command: %08X\n", command);
+    }
+}