1 files changed, 4 insertions, 1 deletions

diff --git a/utils/hwstub/include/hwstub_usb.hpp b/utils/hwstub/include/hwstub_usb.hpp
index 579594067c..0fa64a4f63 100644
--- a/utils/hwstub/include/hwstub_usb.hpp
+++ b/utils/hwstub/include/hwstub_usb.hpp
@@ -34,6 +34,7 @@ class context : public hwstub::context
 {
 protected:
     context(libusb_context *ctx, bool cleanup_ctx);
+    context(libusb_context *ctx, bool cleanup_ctx, std::string *error, device_filter_t f);
 public:
     virtual ~context();
     /** Return native libusb context */
@@ -42,7 +43,7 @@ public:
      * called on the context on deletion of this class. If ctx is NULL, libusb_init()
      * will be called with NULL so there is no need to init the default context. */
     static std::shared_ptr<context> create(libusb_context *ctx, bool cleanup_ctx = false,
-        std::string *error = nullptr);
+        std::string *error = nullptr, device_filter_t f = [](ctx_dev_t d){(void)d; return true;});
 
 protected:
     /* NOTE ctx_dev_t = libusb_device* */
@@ -77,6 +78,8 @@ public:
     uint16_t get_vid();
     /** Get device PID */
     uint16_t get_pid();
+    /** Return true if device matches provided bus and address */
+    static bool is_bus_addr_device(libusb_device *dev, uint8_t bus, uint8_t addr);
 
 protected:
     /** Return true if this might be a hwstub device and should appear in the list */