small fixes

fido2/Makefile

@@ -40,5 +40,5 @@ libsolo.a: $(OBJ)
 	$(CC) $^ $(INT_CFLAGS) $(ECC_CFLAGS) -c -o $@
 
 clean:
-	rm $(OBJ) libsolo.a
+	rm -f $(OBJ) libsolo.a
 

fido2/device.c

@@ -12,6 +12,8 @@
  * aren't what you want to keep, but are designed to be replaced
  * with some other platform specific implementation.
  * 
+ * For real examples, see the STM32L4 implementation and the PC implementation of device.c.
+ * 
 */
 #include <stdint.h>
 #include <stdlib.h>

pc/device.c

@@ -175,8 +175,7 @@ int usbhid_recv(uint8_t * msg)
     return l;
 }
 
-// Send 64 byte USB HID message
-static void _usbhid_send(uint8_t * msg)
+void usbhid_send(uint8_t * msg)
 {
     if (use_udp)
     {
@@ -191,10 +190,6 @@ static void _usbhid_send(uint8_t * msg)
         }
     }
 }
-void usbhid_send(uint8_t * msg)
-{
-    _usbhid_send(msg);
-}