707 lines
20 KiB
C
707 lines
20 KiB
C
/* $NetBSD: uscanner.c,v 1.30 2002/07/11 21:14:36 augustss Exp$ */
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/* Also already merged from NetBSD:
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* $NetBSD: uscanner.c,v 1.33 2002/09/23 05:51:24 simonb Exp $
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*-
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* Copyright (c) 2000 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Lennart Augustsson (lennart@augustsson.net) at
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* Carlstedt Research & Technology
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* and Nick Hibma (n_hibma@qubesoft.com).
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/malloc.h>
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#if defined(__NetBSD__) || defined(__OpenBSD__)
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#include <sys/device.h>
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#elif defined(__FreeBSD__)
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#include <sys/module.h>
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#include <sys/bus.h>
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#include <sys/conf.h>
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#include <sys/fcntl.h>
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#include <sys/filio.h>
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#endif
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#include <sys/tty.h>
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#include <sys/file.h>
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#if __FreeBSD_version >= 500014
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#include <sys/selinfo.h>
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#else
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#include <sys/select.h>
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#endif
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#include <sys/proc.h>
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#include <sys/poll.h>
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#include <sys/conf.h>
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#include <sys/sysctl.h>
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#include <sys/uio.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbdi.h>
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#include <dev/usb/usbdi_util.h>
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#include "usbdevs.h"
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#ifdef USB_DEBUG
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#define DPRINTF(x) if (uscannerdebug) logprintf x
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#define DPRINTFN(n,x) if (uscannerdebug>(n)) logprintf x
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int uscannerdebug = 0;
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SYSCTL_NODE(_hw_usb, OID_AUTO, uscanner, CTLFLAG_RW, 0, "USB uscanner");
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SYSCTL_INT(_hw_usb_uscanner, OID_AUTO, debug, CTLFLAG_RW,
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&uscannerdebug, 0, "uscanner debug level");
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#else
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#define DPRINTF(x)
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#define DPRINTFN(n,x)
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#endif
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struct uscan_info {
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struct usb_devno devno;
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u_int flags;
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#define USC_KEEP_OPEN 1
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};
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/* Table of scanners that may work with this driver. */
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static const struct uscan_info uscanner_devs[] = {
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/* Acer Peripherals */
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{{ USB_VENDOR_ACERP, USB_PRODUCT_ACERP_ACERSCAN_320U }, 0 },
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{{ USB_VENDOR_ACERP, USB_PRODUCT_ACERP_ACERSCAN_640U }, 0 },
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{{ USB_VENDOR_ACERP, USB_PRODUCT_ACERP_ACERSCAN_620U }, 0 },
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{{ USB_VENDOR_ACERP, USB_PRODUCT_ACERP_ACERSCAN_C310U }, 0 },
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/* AGFA */
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{{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCAN1236U }, 0 },
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{{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCAN1212U }, 0 },
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{{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCAN1212U2 }, 0 },
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{{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCANTOUCH }, 0 },
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{{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCANE40 }, 0 },
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{{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCANE50 }, 0 },
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{{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCANE20 }, 0 },
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{{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCANE25 }, 0 },
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{{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCANE26 }, 0 },
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{{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCANE52 }, 0 },
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/* Avision */
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{{ USB_VENDOR_AVISION, USB_PRODUCT_AVISION_1200U }, 0 },
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/* Canon */
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{{ USB_VENDOR_CANON, USB_PRODUCT_CANON_N656U }, 0 },
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{{ USB_VENDOR_CANON, USB_PRODUCT_CANON_N676U }, 0 },
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{{ USB_VENDOR_CANON, USB_PRODUCT_CANON_N1220U }, 0 },
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{{ USB_VENDOR_CANON, USB_PRODUCT_CANON_N1240U }, 0 },
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{{ USB_VENDOR_CANON, USB_PRODUCT_CANON_LIDE25 }, 0 },
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/* Kye */
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{{ USB_VENDOR_KYE, USB_PRODUCT_KYE_VIVIDPRO }, 0 },
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/* HP */
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{{ USB_VENDOR_HP, USB_PRODUCT_HP_2200C }, 0 },
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{{ USB_VENDOR_HP, USB_PRODUCT_HP_3300C }, 0 },
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{{ USB_VENDOR_HP, USB_PRODUCT_HP_3400CSE }, 0 },
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{{ USB_VENDOR_HP, USB_PRODUCT_HP_4100C }, 0 },
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{{ USB_VENDOR_HP, USB_PRODUCT_HP_4200C }, 0 },
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{{ USB_VENDOR_HP, USB_PRODUCT_HP_4300C }, 0 },
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{{ USB_VENDOR_HP, USB_PRODUCT_HP_4670V }, 0 },
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{{ USB_VENDOR_HP, USB_PRODUCT_HP_S20 }, 0 },
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{{ USB_VENDOR_HP, USB_PRODUCT_HP_5200C }, 0 },
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{{ USB_VENDOR_HP, USB_PRODUCT_HP_5300C }, 0 },
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{{ USB_VENDOR_HP, USB_PRODUCT_HP_5400C }, 0 },
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{{ USB_VENDOR_HP, USB_PRODUCT_HP_6200C }, 0 },
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{{ USB_VENDOR_HP, USB_PRODUCT_HP_6300C }, 0 },
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{{ USB_VENDOR_HP, USB_PRODUCT_HP_82x0C }, 0 },
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/* Microtek */
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{{ USB_VENDOR_SCANLOGIC, USB_PRODUCT_SCANLOGIC_336CX }, 0 },
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{{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_X6U }, 0 },
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{{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_336CX }, 0 },
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{{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_336CX2 }, 0 },
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{{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_C6 }, 0 },
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{{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_V6USL }, 0 },
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{{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_V6USL2 }, 0 },
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{{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_V6UL }, 0 },
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/* Minolta */
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{{ USB_VENDOR_MINOLTA, USB_PRODUCT_MINOLTA_5400 }, 0 },
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/* Mustek */
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{{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_1200CU }, 0 },
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{{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_BEARPAW1200F }, 0 },
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{{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_BEARPAW1200TA }, 0 },
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{{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_600USB }, 0 },
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{{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_600CU }, 0 },
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{{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_1200USB }, 0 },
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{{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_1200UB }, 0 },
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{{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_1200USBPLUS }, 0 },
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{{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_1200CUPLUS }, 0 },
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/* National */
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{{ USB_VENDOR_NATIONAL, USB_PRODUCT_NATIONAL_BEARPAW1200 }, 0 },
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{{ USB_VENDOR_NATIONAL, USB_PRODUCT_NATIONAL_BEARPAW2400 }, 0 },
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/* Nikon */
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{{ USB_VENDOR_NIKON, USB_PRODUCT_NIKON_LS40 }, 0 },
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/* Primax */
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{{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2X300 }, 0 },
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{{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2E300 }, 0 },
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{{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2300 }, 0 },
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{{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2E3002 }, 0 },
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{{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_9600 }, 0 },
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{{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_600U }, 0 },
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{{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_6200 }, 0 },
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{{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_19200 }, 0 },
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{{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_1200U }, 0 },
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{{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G600 }, 0 },
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{{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_636I }, 0 },
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{{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2600 }, 0 },
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{{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2E600 }, 0 },
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/* Epson */
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_636 }, 0 },
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_610 }, 0 },
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1200 }, 0 },
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1240 }, 0 },
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1250 }, 0 },
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1600 }, 0 },
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1640 }, 0 },
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_640U }, 0 },
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1650 }, 0 },
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1660 }, 0 },
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1670 }, 0 },
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1260 }, 0 },
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_3200 }, USC_KEEP_OPEN },
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_GT9700F }, USC_KEEP_OPEN },
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_GT9300UF }, 0 },
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{{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_2480 }, 0 },
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/* UMAX */
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{{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA1220U }, 0 },
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{{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA1236U }, 0 },
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{{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA2000U }, 0 },
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{{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA2100U }, 0 },
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{{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA2200U }, 0 },
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{{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA3400 }, 0 },
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/* Visioneer */
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{{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_3000 }, 0 },
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{{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_5300 }, 0 },
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{{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_7600 }, 0 },
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{{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_6100 }, 0 },
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{{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_6200 }, 0 },
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{{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_8100 }, 0 },
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{{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_8600 }, 0 },
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/* Ultima */
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{{ USB_VENDOR_ULTIMA, USB_PRODUCT_ULTIMA_1200UBPLUS }, 0 },
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};
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#define uscanner_lookup(v, p) ((const struct uscan_info *)usb_lookup(uscanner_devs, v, p))
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#define USCANNER_BUFFERSIZE 1024
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struct uscanner_softc {
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USBBASEDEVICE sc_dev; /* base device */
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usbd_device_handle sc_udev;
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usbd_interface_handle sc_iface;
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#if defined(__FreeBSD__)
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struct cdev *dev;
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#endif
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u_int sc_dev_flags;
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usbd_pipe_handle sc_bulkin_pipe;
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int sc_bulkin;
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usbd_xfer_handle sc_bulkin_xfer;
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void *sc_bulkin_buffer;
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int sc_bulkin_bufferlen;
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int sc_bulkin_datalen;
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usbd_pipe_handle sc_bulkout_pipe;
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int sc_bulkout;
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usbd_xfer_handle sc_bulkout_xfer;
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void *sc_bulkout_buffer;
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int sc_bulkout_bufferlen;
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int sc_bulkout_datalen;
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u_char sc_state;
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#define USCANNER_OPEN 0x01 /* opened */
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int sc_refcnt;
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u_char sc_dying;
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};
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#if defined(__NetBSD__) || defined(__OpenBSD__)
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cdev_decl(uscanner);
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#elif defined(__FreeBSD__)
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d_open_t uscanneropen;
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d_close_t uscannerclose;
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d_read_t uscannerread;
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d_write_t uscannerwrite;
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d_poll_t uscannerpoll;
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Static struct cdevsw uscanner_cdevsw = {
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.d_version = D_VERSION,
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.d_flags = D_NEEDGIANT,
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.d_open = uscanneropen,
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.d_close = uscannerclose,
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.d_read = uscannerread,
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.d_write = uscannerwrite,
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.d_poll = uscannerpoll,
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.d_name = "uscanner",
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#if __FreeBSD_version < 500014
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.d_bmaj -1
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#endif
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};
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#endif
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Static int uscanner_do_read(struct uscanner_softc *, struct uio *, int);
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Static int uscanner_do_write(struct uscanner_softc *, struct uio *, int);
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Static void uscanner_do_close(struct uscanner_softc *);
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#define USCANNERUNIT(n) (minor(n))
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USB_DECLARE_DRIVER(uscanner);
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USB_MATCH(uscanner)
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{
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USB_MATCH_START(uscanner, uaa);
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if (uaa->iface != NULL)
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return UMATCH_NONE;
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return (uscanner_lookup(uaa->vendor, uaa->product) != NULL ?
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UMATCH_VENDOR_PRODUCT : UMATCH_NONE);
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}
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USB_ATTACH(uscanner)
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{
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USB_ATTACH_START(uscanner, sc, uaa);
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usb_interface_descriptor_t *id = 0;
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usb_endpoint_descriptor_t *ed, *ed_bulkin = NULL, *ed_bulkout = NULL;
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char devinfo[1024];
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int i;
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usbd_status err;
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usbd_devinfo(uaa->device, 0, devinfo);
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USB_ATTACH_SETUP;
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sc->sc_dev_flags = uscanner_lookup(uaa->vendor, uaa->product)->flags;
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sc->sc_udev = uaa->device;
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err = usbd_set_config_no(uaa->device, 1, 1); /* XXX */
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if (err) {
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printf("%s: setting config no failed\n",
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USBDEVNAME(sc->sc_dev));
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USB_ATTACH_ERROR_RETURN;
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}
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/* XXX We only check the first interface */
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err = usbd_device2interface_handle(sc->sc_udev, 0, &sc->sc_iface);
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if (!err && sc->sc_iface)
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id = usbd_get_interface_descriptor(sc->sc_iface);
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if (err || id == 0) {
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printf("%s: could not get interface descriptor, err=%d,id=%p\n",
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USBDEVNAME(sc->sc_dev), err, id);
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USB_ATTACH_ERROR_RETURN;
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}
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/* Find the two first bulk endpoints */
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for (i = 0 ; i < id->bNumEndpoints; i++) {
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ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i);
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if (ed == 0) {
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printf("%s: could not read endpoint descriptor\n",
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USBDEVNAME(sc->sc_dev));
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USB_ATTACH_ERROR_RETURN;
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}
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if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN
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&& (ed->bmAttributes & UE_XFERTYPE) == UE_BULK) {
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ed_bulkin = ed;
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} else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT
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&& (ed->bmAttributes & UE_XFERTYPE) == UE_BULK) {
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ed_bulkout = ed;
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}
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if (ed_bulkin && ed_bulkout) /* found all we need */
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break;
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}
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/* Verify that we goething sensible */
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if (ed_bulkin == NULL || ed_bulkout == NULL) {
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printf("%s: bulk-in and/or bulk-out endpoint not found\n",
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USBDEVNAME(sc->sc_dev));
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USB_ATTACH_ERROR_RETURN;
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}
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sc->sc_bulkin = ed_bulkin->bEndpointAddress;
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sc->sc_bulkout = ed_bulkout->bEndpointAddress;
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#ifdef __FreeBSD__
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/* the main device, ctrl endpoint */
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sc->dev = make_dev(&uscanner_cdevsw, USBDEVUNIT(sc->sc_dev),
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UID_ROOT, GID_OPERATOR, 0644, "%s", USBDEVNAME(sc->sc_dev));
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#endif
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usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev,
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USBDEV(sc->sc_dev));
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USB_ATTACH_SUCCESS_RETURN;
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}
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int
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uscanneropen(struct cdev *dev, int flag, int mode, usb_proc_ptr p)
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{
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struct uscanner_softc *sc;
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int unit = USCANNERUNIT(dev);
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usbd_status err;
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USB_GET_SC_OPEN(uscanner, unit, sc);
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DPRINTFN(5, ("uscanneropen: flag=%d, mode=%d, unit=%d\n",
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flag, mode, unit));
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if (sc->sc_dying)
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|
return (ENXIO);
|
|
|
|
if (sc->sc_state & USCANNER_OPEN)
|
|
return (EBUSY);
|
|
|
|
sc->sc_state |= USCANNER_OPEN;
|
|
|
|
sc->sc_bulkin_buffer = malloc(USCANNER_BUFFERSIZE, M_USBDEV, M_WAITOK);
|
|
sc->sc_bulkout_buffer = malloc(USCANNER_BUFFERSIZE, M_USBDEV, M_WAITOK);
|
|
/* No need to check buffers for NULL since we have WAITOK */
|
|
|
|
sc->sc_bulkin_bufferlen = USCANNER_BUFFERSIZE;
|
|
sc->sc_bulkout_bufferlen = USCANNER_BUFFERSIZE;
|
|
|
|
/* We have decided on which endpoints to use, now open the pipes */
|
|
if (sc->sc_bulkin_pipe == NULL) {
|
|
err = usbd_open_pipe(sc->sc_iface, sc->sc_bulkin,
|
|
USBD_EXCLUSIVE_USE, &sc->sc_bulkin_pipe);
|
|
if (err) {
|
|
printf("%s: cannot open bulk-in pipe (addr %d)\n",
|
|
USBDEVNAME(sc->sc_dev), sc->sc_bulkin);
|
|
uscanner_do_close(sc);
|
|
return (EIO);
|
|
}
|
|
}
|
|
if (sc->sc_bulkout_pipe == NULL) {
|
|
err = usbd_open_pipe(sc->sc_iface, sc->sc_bulkout,
|
|
USBD_EXCLUSIVE_USE, &sc->sc_bulkout_pipe);
|
|
if (err) {
|
|
printf("%s: cannot open bulk-out pipe (addr %d)\n",
|
|
USBDEVNAME(sc->sc_dev), sc->sc_bulkout);
|
|
uscanner_do_close(sc);
|
|
return (EIO);
|
|
}
|
|
}
|
|
|
|
sc->sc_bulkin_xfer = usbd_alloc_xfer(sc->sc_udev);
|
|
if (sc->sc_bulkin_xfer == NULL) {
|
|
uscanner_do_close(sc);
|
|
return (ENOMEM);
|
|
}
|
|
sc->sc_bulkout_xfer = usbd_alloc_xfer(sc->sc_udev);
|
|
if (sc->sc_bulkout_xfer == NULL) {
|
|
uscanner_do_close(sc);
|
|
return (ENOMEM);
|
|
}
|
|
|
|
return (0); /* success */
|
|
}
|
|
|
|
int
|
|
uscannerclose(struct cdev *dev, int flag, int mode, usb_proc_ptr p)
|
|
{
|
|
struct uscanner_softc *sc;
|
|
|
|
USB_GET_SC(uscanner, USCANNERUNIT(dev), sc);
|
|
|
|
DPRINTFN(5, ("uscannerclose: flag=%d, mode=%d, unit=%d\n",
|
|
flag, mode, USCANNERUNIT(dev)));
|
|
|
|
#ifdef DIAGNOSTIC
|
|
if (!(sc->sc_state & USCANNER_OPEN)) {
|
|
printf("uscannerclose: not open\n");
|
|
return (EINVAL);
|
|
}
|
|
#endif
|
|
|
|
uscanner_do_close(sc);
|
|
|
|
return (0);
|
|
}
|
|
|
|
void
|
|
uscanner_do_close(struct uscanner_softc *sc)
|
|
{
|
|
if (sc->sc_bulkin_xfer) {
|
|
usbd_free_xfer(sc->sc_bulkin_xfer);
|
|
sc->sc_bulkin_xfer = NULL;
|
|
}
|
|
if (sc->sc_bulkout_xfer) {
|
|
usbd_free_xfer(sc->sc_bulkout_xfer);
|
|
sc->sc_bulkout_xfer = NULL;
|
|
}
|
|
|
|
if (!(sc->sc_dev_flags & USC_KEEP_OPEN)) {
|
|
if (sc->sc_bulkin_pipe != NULL) {
|
|
usbd_abort_pipe(sc->sc_bulkin_pipe);
|
|
usbd_close_pipe(sc->sc_bulkin_pipe);
|
|
sc->sc_bulkin_pipe = NULL;
|
|
}
|
|
if (sc->sc_bulkout_pipe != NULL) {
|
|
usbd_abort_pipe(sc->sc_bulkout_pipe);
|
|
usbd_close_pipe(sc->sc_bulkout_pipe);
|
|
sc->sc_bulkout_pipe = NULL;
|
|
}
|
|
}
|
|
|
|
if (sc->sc_bulkin_buffer) {
|
|
free(sc->sc_bulkin_buffer, M_USBDEV);
|
|
sc->sc_bulkin_buffer = NULL;
|
|
}
|
|
if (sc->sc_bulkout_buffer) {
|
|
free(sc->sc_bulkout_buffer, M_USBDEV);
|
|
sc->sc_bulkout_buffer = NULL;
|
|
}
|
|
|
|
sc->sc_state &= ~USCANNER_OPEN;
|
|
}
|
|
|
|
Static int
|
|
uscanner_do_read(struct uscanner_softc *sc, struct uio *uio, int flag)
|
|
{
|
|
u_int32_t n, tn;
|
|
usbd_status err;
|
|
int error = 0;
|
|
|
|
DPRINTFN(5, ("%s: uscannerread\n", USBDEVNAME(sc->sc_dev)));
|
|
|
|
if (sc->sc_dying)
|
|
return (EIO);
|
|
|
|
while ((n = min(sc->sc_bulkin_bufferlen, uio->uio_resid)) != 0) {
|
|
DPRINTFN(1, ("uscannerread: start transfer %d bytes\n",n));
|
|
tn = n;
|
|
|
|
err = usbd_bulk_transfer(
|
|
sc->sc_bulkin_xfer, sc->sc_bulkin_pipe,
|
|
USBD_SHORT_XFER_OK, USBD_NO_TIMEOUT,
|
|
sc->sc_bulkin_buffer, &tn,
|
|
"uscnrb");
|
|
if (err) {
|
|
if (err == USBD_INTERRUPTED)
|
|
error = EINTR;
|
|
else if (err == USBD_TIMEOUT)
|
|
error = ETIMEDOUT;
|
|
else
|
|
error = EIO;
|
|
break;
|
|
}
|
|
DPRINTFN(1, ("uscannerread: got %d bytes\n", tn));
|
|
error = uiomove(sc->sc_bulkin_buffer, tn, uio);
|
|
if (error || tn < n)
|
|
break;
|
|
}
|
|
|
|
return (error);
|
|
}
|
|
|
|
int
|
|
uscannerread(struct cdev *dev, struct uio *uio, int flag)
|
|
{
|
|
struct uscanner_softc *sc;
|
|
int error;
|
|
|
|
USB_GET_SC(uscanner, USCANNERUNIT(dev), sc);
|
|
|
|
sc->sc_refcnt++;
|
|
error = uscanner_do_read(sc, uio, flag);
|
|
if (--sc->sc_refcnt < 0)
|
|
usb_detach_wakeup(USBDEV(sc->sc_dev));
|
|
|
|
return (error);
|
|
}
|
|
|
|
Static int
|
|
uscanner_do_write(struct uscanner_softc *sc, struct uio *uio, int flag)
|
|
{
|
|
u_int32_t n;
|
|
int error = 0;
|
|
usbd_status err;
|
|
|
|
DPRINTFN(5, ("%s: uscanner_do_write\n", USBDEVNAME(sc->sc_dev)));
|
|
|
|
if (sc->sc_dying)
|
|
return (EIO);
|
|
|
|
while ((n = min(sc->sc_bulkout_bufferlen, uio->uio_resid)) != 0) {
|
|
error = uiomove(sc->sc_bulkout_buffer, n, uio);
|
|
if (error)
|
|
break;
|
|
DPRINTFN(1, ("uscanner_do_write: transfer %d bytes\n", n));
|
|
err = usbd_bulk_transfer(
|
|
sc->sc_bulkout_xfer, sc->sc_bulkout_pipe,
|
|
0, USBD_NO_TIMEOUT,
|
|
sc->sc_bulkout_buffer, &n,
|
|
"uscnwb");
|
|
if (err) {
|
|
if (err == USBD_INTERRUPTED)
|
|
error = EINTR;
|
|
else
|
|
error = EIO;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return (error);
|
|
}
|
|
|
|
int
|
|
uscannerwrite(struct cdev *dev, struct uio *uio, int flag)
|
|
{
|
|
struct uscanner_softc *sc;
|
|
int error;
|
|
|
|
USB_GET_SC(uscanner, USCANNERUNIT(dev), sc);
|
|
|
|
sc->sc_refcnt++;
|
|
error = uscanner_do_write(sc, uio, flag);
|
|
if (--sc->sc_refcnt < 0)
|
|
usb_detach_wakeup(USBDEV(sc->sc_dev));
|
|
return (error);
|
|
}
|
|
|
|
#if defined(__NetBSD__) || defined(__OpenBSD__)
|
|
int
|
|
uscanner_activate(device_ptr_t self, enum devact act)
|
|
{
|
|
struct uscanner_softc *sc = (struct uscanner_softc *)self;
|
|
|
|
switch (act) {
|
|
case DVACT_ACTIVATE:
|
|
return (EOPNOTSUPP);
|
|
|
|
case DVACT_DEACTIVATE:
|
|
sc->sc_dying = 1;
|
|
break;
|
|
}
|
|
return (0);
|
|
}
|
|
#endif
|
|
|
|
USB_DETACH(uscanner)
|
|
{
|
|
USB_DETACH_START(uscanner, sc);
|
|
int s;
|
|
#if defined(__NetBSD__) || defined(__OpenBSD__)
|
|
int maj, mn;
|
|
#endif
|
|
|
|
#if defined(__NetBSD__) || defined(__OpenBSD__)
|
|
DPRINTF(("uscanner_detach: sc=%p flags=%d\n", sc, flags));
|
|
#elif defined(__FreeBSD__)
|
|
DPRINTF(("uscanner_detach: sc=%p\n", sc));
|
|
#endif
|
|
|
|
sc->sc_dying = 1;
|
|
sc->sc_dev_flags = 0; /* make close really close device */
|
|
|
|
/* Abort all pipes. Causes processes waiting for transfer to wake. */
|
|
if (sc->sc_bulkin_pipe != NULL)
|
|
usbd_abort_pipe(sc->sc_bulkin_pipe);
|
|
if (sc->sc_bulkout_pipe != NULL)
|
|
usbd_abort_pipe(sc->sc_bulkout_pipe);
|
|
|
|
s = splusb();
|
|
if (--sc->sc_refcnt >= 0) {
|
|
/* Wait for processes to go away. */
|
|
usb_detach_wait(USBDEV(sc->sc_dev));
|
|
}
|
|
splx(s);
|
|
|
|
#if defined(__NetBSD__) || defined(__OpenBSD__)
|
|
/* locate the major number */
|
|
for (maj = 0; maj < nchrdev; maj++)
|
|
if (cdevsw[maj].d_open == uscanneropen)
|
|
break;
|
|
|
|
/* Nuke the vnodes for any open instances (calls close). */
|
|
mn = self->dv_unit * USB_MAX_ENDPOINTS;
|
|
vdevgone(maj, mn, mn + USB_MAX_ENDPOINTS - 1, VCHR);
|
|
#elif defined(__FreeBSD__)
|
|
/* destroy the device for the control endpoint */
|
|
destroy_dev(sc->dev);
|
|
#endif
|
|
|
|
usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
|
|
USBDEV(sc->sc_dev));
|
|
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
uscannerpoll(struct cdev *dev, int events, usb_proc_ptr p)
|
|
{
|
|
struct uscanner_softc *sc;
|
|
int revents = 0;
|
|
|
|
USB_GET_SC(uscanner, USCANNERUNIT(dev), sc);
|
|
|
|
if (sc->sc_dying)
|
|
return (EIO);
|
|
|
|
/*
|
|
* We have no easy way of determining if a read will
|
|
* yield any data or a write will happen.
|
|
* Pretend they will.
|
|
*/
|
|
revents |= events &
|
|
(POLLIN | POLLRDNORM | POLLOUT | POLLWRNORM);
|
|
|
|
return (revents);
|
|
}
|
|
|
|
#if defined(__FreeBSD__)
|
|
DRIVER_MODULE(uscanner, uhub, uscanner_driver, uscanner_devclass, usbd_driver_load, 0);
|
|
#endif
|