1 files changed, 20 insertions, 0 deletions

diff --git a/firmware/usbstack/controller.h b/firmware/usbstack/controller.h
index 4e742035e6..c91eab785a 100644
--- a/firmware/usbstack/controller.h
+++ b/firmware/usbstack/controller.h
@@ -20,6 +20,26 @@
 #ifndef _USBSTACK_CONTROLLER_H_
 #define _USBSTACK_CONTROLLER_H_
 
+/*
+ * stack datatypes
+ */
+struct usb_response {
+    void* buf;
+    uint32_t length;
+};
+
+struct usb_ep {
+    const char name[15];
+    uint8_t type;
+    uint32_t ep_num;    /* which endpoint? */
+    uint32_t pipe_num;  /* which pipe? */
+    uint32_t maxpacket;
+    bool claimed;
+
+    struct usb_endpoint_descriptor *desc;
+    struct list_head list;
+};
+
 struct usb_controller {
     const char* name;
     enum usb_controller_type type;