From owner-freebsd-usb@FreeBSD.ORG Wed Nov 4 01:20:02 2009 Return-Path: Delivered-To: freebsd-usb@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 9B67F1065676 for ; Wed, 4 Nov 2009 01:20:02 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 78B478FC14 for ; Wed, 4 Nov 2009 01:20:02 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.3/8.14.3) with ESMTP id nA41K2J3056792 for ; Wed, 4 Nov 2009 01:20:02 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.3/8.14.3/Submit) id nA41K2Rv056791; Wed, 4 Nov 2009 01:20:02 GMT (envelope-from gnats) Resent-Date: Wed, 4 Nov 2009 01:20:02 GMT Resent-Message-Id: <200911040120.nA41K2Rv056791@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-usb@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Robert Jenssen Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 2B2B71065670 for ; Wed, 4 Nov 2009 01:11:59 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [IPv6:2001:4f8:fff6::21]) by mx1.freebsd.org (Postfix) with ESMTP id 1A6378FC08 for ; Wed, 4 Nov 2009 01:11:59 +0000 (UTC) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.14.3/8.14.3) with ESMTP id nA41BwOW098497 for ; Wed, 4 Nov 2009 01:11:58 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.14.3/8.14.3/Submit) id nA41Bw30098496; Wed, 4 Nov 2009 01:11:58 GMT (envelope-from nobody) Message-Id: <200911040111.nA41Bw30098496@www.freebsd.org> Date: Wed, 4 Nov 2009 01:11:58 GMT From: Robert Jenssen To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: usb/140259: libusb-1.0 portability/compatibility nits X-BeenThere: freebsd-usb@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: FreeBSD support for USB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 04 Nov 2009 01:20:02 -0000 >Number: 140259 >Category: usb >Synopsis: libusb-1.0 portability/compatibility nits >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-usb >State: open >Quarter: >Keywords: >Date-Required: >Class: change-request >Submitter-Id: current-users >Arrival-Date: Wed Nov 04 01:20:01 UTC 2009 >Closed-Date: >Last-Modified: >Originator: Robert Jenssen >Release: 8.0RC2 >Organization: >Environment: FreeBSD kraken 8.0-RC2 FreeBSD 8.0-RC2 #0: Sat Oct 31 05:40:55 EST 2009 robj@kraken:/usr/obj/usr/src/sys/KRAKEN i386 >Description: Thankyou for porting libusb-1.0 to the FreeBSD kernel. Being new to usb programming, I tried to compile the non-trivial example program, dpfp.c, provided with the libusb-1.0.3.tar.bz2 tarball available from "http://sourceforge.net/projects/libusb/files/libusb-1.0/libusb-1.0.3/libusb-1.0.3.tar.bz2/download" . I found two problems 1. FreeBSD libusb10 is not quite portable. Here is a diff required to get dpfp.c to compile: [robj examples]diff dpfp.c dpfp.c.orig 30,32c30 < #include < < #define LIBUSB_CONTROL_SETUP_SIZE (sizeof(struct libusb_control_setup)) --- > #include 62c60 < static libusb_device_handle *devh = NULL; --- > static struct libusb_device_handle *devh = NULL; 2. Some libusb-1.0 functions are not implemented. Here is an attempt to link dpfp.c: [robj examples]gcc -O0 -g -o dpfp -lusb dpfp.c /var/tmp//ccPc8n2t.o(.text+0x4dc): In function `set_mode_async': /home/robj/TMP/libusb-1.0.3/examples/dpfp.c:182: undefined reference to `libusb_fill_control_setup' /var/tmp//ccPc8n2t.o(.text+0x51c):/home/robj/TMP/libusb-1.0.3/examples/dpfp.c:184: undefined reference to `libusb_fill_control_transfer' /var/tmp//ccPc8n2t.o(.text+0xbe5): In function `alloc_transfers': /home/robj/TMP/libusb-1.0.3/examples/dpfp.c:406: undefined reference to `libusb_fill_bulk_transfer' /var/tmp//ccPc8n2t.o(.text+0xc2c):/home/robj/TMP/libusb-1.0.3/examples/dpfp.c:408: undefined reference to `libusb_fill_interrupt_transfer' >How-To-Repeat: >Fix: >Release-Note: >Audit-Trail: >Unformatted: