aaa134a886
Epson Perfection 1240U scanner. PR: 25565 Submitted by: Martin Machacek <m@m3a.cz>
673 lines
17 KiB
C
673 lines
17 KiB
C
/* $NetBSD: uscanner.c,v 1.9 2000/11/14 13:57:16 augustss Exp $ */
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/* $FreeBSD$ */
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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/vnode.h>
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#include <sys/poll.h>
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#include <sys/conf.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 <dev/usb/usbdevs.h>
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#ifdef USCANNER_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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#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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/* Table of scanners that may work with this driver. */
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static const struct scanner_id {
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uint16_t vendor;
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uint16_t product;
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} scanner_ids [] = {
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/* Acer Peripherals */
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{ USB_VENDOR_ACERP, USB_PRODUCT_ACERP_ACERSCAN_320U },
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{ USB_VENDOR_ACERP, USB_PRODUCT_ACERP_ACERSCAN_640U },
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{ USB_VENDOR_ACERP, USB_PRODUCT_ACERP_ACERSCAN_620U },
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{ USB_VENDOR_ACERP, USB_PRODUCT_ACERP_ACERSCAN_C310U },
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/* AGFA */
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{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCAN1212U },
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{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCAN1212U2 },
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{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCANTOUCH },
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/* Kye */
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{ USB_VENDOR_KYE, USB_PRODUCT_KYE_VIVIDPRO },
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/* HP */
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{ USB_VENDOR_HP, USB_PRODUCT_HP_3300C },
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{ USB_VENDOR_HP, USB_PRODUCT_HP_4100C },
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{ USB_VENDOR_HP, USB_PRODUCT_HP_4200C },
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{ USB_VENDOR_HP, USB_PRODUCT_HP_S20 },
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{ USB_VENDOR_HP, USB_PRODUCT_HP_5200C },
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{ USB_VENDOR_HP, USB_PRODUCT_HP_5300C },
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{ USB_VENDOR_HP, USB_PRODUCT_HP_6200C },
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{ USB_VENDOR_HP, USB_PRODUCT_HP_6300C },
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/* Avision */
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{ USB_VENDOR_AVISION, USB_PRODUCT_AVISION_1200U },
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/* Microtek */
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{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_X6U },
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{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_336CX },
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{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_336CX2 },
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{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_C6 },
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{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_V6USL },
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{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_V6USL2 },
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{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_V6UL },
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/* Mustek */
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{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_1200CU },
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{ USB_VENDOR_NATIONAL, USB_PRODUCT_NATIONAL_BEARPAW },
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{ USB_VENDOR_NATIONAL, USB_PRODUCT_MUSTEK_600CU },
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{ USB_VENDOR_NATIONAL, USB_PRODUCT_MUSTEK_1200USB },
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{ USB_VENDOR_NATIONAL, USB_PRODUCT_MUSTEK_1200UB },
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/* Primax */
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{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2X300 },
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{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2E300 },
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{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2300 },
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{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2E3002 },
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{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_9600 },
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{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_600U },
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{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_19200 },
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{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_1200U },
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{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G600 },
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{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_636I },
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{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2600 },
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{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2E600 },
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/* Epson */
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{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_636 },
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{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_610 },
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{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1200 },
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{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1240 },
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{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1600 },
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{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1640 },
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/* UMAX */
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{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA1220U },
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{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA1236U },
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{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA2000U },
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{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA2200U },
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/* Visioneer */
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{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_5300 },
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{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_7600 },
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{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_6100 },
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{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_6200 },
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{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_8100 },
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{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_8600 },
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{ 0, 0 }
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};
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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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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_ioctl_t uscannerioctl;
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d_poll_t uscannerpoll;
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#define USCANNER_CDEV_MAJOR 156
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Static struct cdevsw uscanner_cdevsw = {
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/* open */ uscanneropen,
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/* close */ uscannerclose,
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/* read */ uscannerread,
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/* write */ uscannerwrite,
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/* ioctl */ uscannerioctl,
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/* poll */ uscannerpoll,
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/* mmap */ nommap,
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/* strategy */ nostrategy,
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/* name */ "uscanner",
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/* maj */ USCANNER_CDEV_MAJOR,
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/* dump */ nodump,
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/* psize */ nopsize,
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/* flags */ 0,
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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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int i;
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if (uaa->iface != NULL)
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return UMATCH_NONE;
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for (i = 0; scanner_ids[i].vendor != 0; i++) {
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if (scanner_ids[i].vendor == uaa->vendor &&
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scanner_ids[i].product == uaa->product) {
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return (UMATCH_VENDOR_PRODUCT);
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}
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}
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return (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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printf("%s: %s\n", USBDEVNAME(sc->sc_dev), devinfo);
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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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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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USB_ATTACH_SUCCESS_RETURN;
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}
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int
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uscanneropen(dev, flag, mode, p)
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dev_t dev;
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int flag;
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int mode;
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struct proc *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);
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if (sc->sc_state & USCANNER_OPEN)
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return (EBUSY);
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sc->sc_state |= USCANNER_OPEN;
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sc->sc_bulkin_buffer = malloc(USCANNER_BUFFERSIZE, M_USBDEV, M_WAITOK);
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sc->sc_bulkout_buffer = malloc(USCANNER_BUFFERSIZE, M_USBDEV, M_WAITOK);
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/* No need to check buffers for NULL since we have WAITOK */
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sc->sc_bulkin_bufferlen = USCANNER_BUFFERSIZE;
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sc->sc_bulkout_bufferlen = USCANNER_BUFFERSIZE;
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/* We have decided on which endpoints to use, now open the pipes */
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err = usbd_open_pipe(sc->sc_iface, sc->sc_bulkin,
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USBD_EXCLUSIVE_USE, &sc->sc_bulkin_pipe);
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if (err) {
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printf("%s: cannot open bulk-in pipe (addr %d)\n",
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USBDEVNAME(sc->sc_dev), sc->sc_bulkin);
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uscanner_do_close(sc);
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return (EIO);
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}
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err = usbd_open_pipe(sc->sc_iface, sc->sc_bulkout,
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USBD_EXCLUSIVE_USE, &sc->sc_bulkout_pipe);
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if (err) {
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printf("%s: cannot open bulk-out pipe (addr %d)\n",
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USBDEVNAME(sc->sc_dev), sc->sc_bulkout);
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uscanner_do_close(sc);
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return (EIO);
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}
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sc->sc_bulkin_xfer = usbd_alloc_xfer(sc->sc_udev);
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if (sc->sc_bulkin_xfer == NULL) {
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uscanner_do_close(sc);
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return (ENOMEM);
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}
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sc->sc_bulkout_xfer = usbd_alloc_xfer(sc->sc_udev);
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if (sc->sc_bulkout_xfer == NULL) {
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uscanner_do_close(sc);
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return (ENOMEM);
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}
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return (0); /* success */
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}
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int
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uscannerclose(dev, flag, mode, p)
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dev_t dev;
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int flag;
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int mode;
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struct proc *p;
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{
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struct uscanner_softc *sc;
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USB_GET_SC(uscanner, USCANNERUNIT(dev), sc);
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DPRINTFN(5, ("uscannerclose: flag=%d, mode=%d, unit=%d\n",
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flag, mode, USCANNERUNIT(dev)));
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#ifdef DIAGNOSTIC
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if (!(sc->sc_state & USCANNER_OPEN)) {
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printf("uscannerclose: not open\n");
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return (EINVAL);
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}
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#endif
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uscanner_do_close(sc);
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return (0);
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}
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void
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uscanner_do_close(struct uscanner_softc *sc)
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{
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if (sc->sc_bulkin_xfer) {
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usbd_free_xfer(sc->sc_bulkin_xfer);
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sc->sc_bulkin_xfer = NULL;
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}
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if (sc->sc_bulkout_xfer) {
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usbd_free_xfer(sc->sc_bulkout_xfer);
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sc->sc_bulkout_xfer = NULL;
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}
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if (sc->sc_bulkin_pipe) {
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usbd_abort_pipe(sc->sc_bulkin_pipe);
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usbd_close_pipe(sc->sc_bulkin_pipe);
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sc->sc_bulkin_pipe = NULL;
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}
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if (sc->sc_bulkout_pipe) {
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usbd_abort_pipe(sc->sc_bulkout_pipe);
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usbd_close_pipe(sc->sc_bulkout_pipe);
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sc->sc_bulkout_pipe = NULL;
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}
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if (sc->sc_bulkin_buffer) {
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free(sc->sc_bulkin_buffer, M_USBDEV);
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sc->sc_bulkin_buffer = NULL;
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}
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if (sc->sc_bulkout_buffer) {
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free(sc->sc_bulkout_buffer, M_USBDEV);
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sc->sc_bulkout_buffer = NULL;
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}
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sc->sc_state &= ~USCANNER_OPEN;
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}
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Static int
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uscanner_do_read(sc, uio, flag)
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struct uscanner_softc *sc;
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|
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,
|
|
"uscannerrb");
|
|
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(dev, uio, flag)
|
|
dev_t 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(sc, uio, flag)
|
|
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,
|
|
"uscannerwb");
|
|
if (err) {
|
|
if (err == USBD_INTERRUPTED)
|
|
error = EINTR;
|
|
else
|
|
error = EIO;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return (error);
|
|
}
|
|
|
|
int
|
|
uscannerwrite(dev, uio, flag)
|
|
dev_t 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(self, act)
|
|
device_ptr_t self;
|
|
enum devact act;
|
|
{
|
|
struct uscanner_softc *sc = (struct uscanner_softc *)self;
|
|
|
|
switch (act) {
|
|
case DVACT_ACTIVATE:
|
|
return (EOPNOTSUPP);
|
|
break;
|
|
|
|
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;
|
|
#elif defined(__FreeBSD__)
|
|
dev_t dev;
|
|
struct vnode *vp;
|
|
#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;
|
|
|
|
/* Abort all pipes. Causes processes waiting for transfer to wake. */
|
|
if (sc->sc_bulkin_pipe)
|
|
usbd_abort_pipe(sc->sc_bulkin_pipe);
|
|
if (sc->sc_bulkout_pipe)
|
|
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 */
|
|
dev = makedev(USCANNER_CDEV_MAJOR, USBDEVUNIT(sc->sc_dev));
|
|
vp = SLIST_FIRST(&dev->si_hlist);
|
|
if (vp)
|
|
VOP_REVOKE(vp, REVOKEALL);
|
|
destroy_dev(dev);
|
|
#endif
|
|
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
uscannerpoll(dev, events, p)
|
|
dev_t dev;
|
|
int events;
|
|
struct proc *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);
|
|
}
|
|
|
|
int
|
|
uscannerioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, struct proc *p)
|
|
{
|
|
return (EINVAL);
|
|
}
|
|
|
|
#if defined(__FreeBSD__)
|
|
DRIVER_MODULE(uscanner, uhub, uscanner_driver, uscanner_devclass, usbd_driver_load, 0);
|
|
#endif
|