1 files changed, 9 insertions, 6 deletions

diff --git a/src/input_common/gcadapter/gc_adapter.h b/src/input_common/gcadapter/gc_adapter.h
index b1c2a1958..e2cdd6255 100644
--- a/src/input_common/gcadapter/gc_adapter.h
+++ b/src/input_common/gcadapter/gc_adapter.h
@@ -8,10 +8,13 @@
 #include <mutex>
 #include <thread>
 #include <unordered_map>
-#include <libusb.h>
 #include "common/common_types.h"
 #include "common/threadsafe_queue.h"
 
+struct libusb_context;
+struct libusb_device;
+struct libusb_device_handle;
+
 namespace GCAdapter {
 
 enum {
@@ -97,6 +100,9 @@ public:
     void BeginConfiguration();
     void EndConfiguration();
 
+    /// Returns true if there is a device connected to port
+    bool DeviceConnected(std::size_t port);
+
     std::array<Common::SPSCQueue<GCPadStatus>, 4>& GetPadQueue();
     const std::array<Common::SPSCQueue<GCPadStatus>, 4>& GetPadQueue() const;
 
@@ -104,7 +110,7 @@ public:
     const std::array<GCState, 4>& GetPadState() const;
 
 private:
-    GCPadStatus GetPadStatus(int port, const std::array<u8, 37>& adapter_payload);
+    GCPadStatus GetPadStatus(std::size_t port, const std::array<u8, 37>& adapter_payload);
 
     void PadToState(const GCPadStatus& pad, GCState& state);
 
@@ -116,11 +122,8 @@ private:
     /// Stop scanning for the adapter
     void StopScanThread();
 
-    /// Returns true if there is a device connected to port
-    bool DeviceConnected(int port);
-
     /// Resets status of device connected to port
-    void ResetDeviceType(int port);
+    void ResetDeviceType(std::size_t port);
 
     /// Returns true if we successfully gain access to GC Adapter
     bool CheckDeviceAccess(libusb_device* device);