1 files changed, 43 insertions, 0 deletions

diff --git a/src/core/hle/service/hid/controllers/controller_base.h b/src/core/hle/service/hid/controllers/controller_base.h
new file mode 100644
index 000000000..3b1c8aad6
--- /dev/null
+++ b/src/core/hle/service/hid/controllers/controller_base.h
@@ -0,0 +1,43 @@
+// Copyright 2018 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+#include "common/common_types.h"
+#include "common/swap.h"
+
+namespace Service::HID {
+class ControllerBase {
+public:
+    ControllerBase() = default;
+
+    // Called when the controller is initialized
+    virtual void OnInit() = 0;
+
+    // When the controller is released
+    virtual void OnRelease() = 0;
+
+    // When the controller is requesting an update for the shared memory
+    virtual void OnUpdate(u8* data, size_t size) = 0;
+
+    // Called when input devices should be loaded
+    virtual void OnLoadInputDevices() = 0;
+
+    void ActivateController();
+
+    void DeactivateController();
+
+    bool IsControllerActivated() const;
+
+protected:
+    bool is_activated{false};
+
+    struct CommonHeader {
+        s64_le timestamp;
+        s64_le total_entry_count;
+        s64_le last_entry_index;
+        s64_le entry_count;
+    };
+    static_assert(sizeof(CommonHeader) == 0x20, "CommonHeader is an invalid size");
+};
+}; // namespace Service::HID