1 /* $FreeBSD$ */ 2 /*- 3 * Copyright (c) 2008 Hans Petter Selasky. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* This file contains various factored out debug macros. */ 28 29 #ifndef _USB_DEBUG_H_ 30 #define _USB_DEBUG_H_ 31 32 /* Declare global USB debug variable. */ 33 extern int usb_debug; 34 35 /* Check if USB debugging is enabled. */ 36 #ifdef USB_DEBUG_VAR 37 #ifdef USB_DEBUG 38 #define DPRINTFN(n,fmt,...) do { \ 39 if ((USB_DEBUG_VAR) >= (n)) { \ 40 printf("%s: " fmt, \ 41 __FUNCTION__,## __VA_ARGS__); \ 42 } \ 43 } while (0) 44 #define DPRINTF(...) DPRINTFN(1, __VA_ARGS__) 45 #else 46 #define DPRINTF(...) do { } while (0) 47 #define DPRINTFN(...) do { } while (0) 48 #endif 49 #endif 50 51 struct usb_interface; 52 struct usb_device; 53 struct usb_endpoint; 54 struct usb_xfer; 55 56 void usb_dump_iface(struct usb_interface *iface); 57 void usb_dump_device(struct usb_device *udev); 58 void usb_dump_queue(struct usb_endpoint *ep); 59 void usb_dump_endpoint(struct usb_endpoint *ep); 60 void usb_dump_xfer(struct usb_xfer *xfer); 61 62 #endif /* _USB_DEBUG_H_ */ 63