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  • uspace/lib/usbvirt/src/ctrltransfer.c

    rdc06caa r6cb58e6  
    1 /*
    2  * Copyright (c) 2011 Vojtech Horky
    3  * 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  *
    9  * - Redistributions of source code must retain the above copyright
    10  *   notice, this list of conditions and the following disclaimer.
    11  * - Redistributions in binary form must reproduce the above copyright
    12  *   notice, this list of conditions and the following disclaimer in the
    13  *   documentation and/or other materials provided with the distribution.
    14  * - The name of the author may not be used to endorse or promote products
    15  *   derived from this software without specific prior written permission.
    16  *
    17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
    18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
    19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
    20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
    21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
    22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
    23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
    24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
    26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    27  */
    28 
    29 /** @addtogroup libusbvirt
    30  * @{
    31  */
    32 /** @file
    33  * Control transfer handling.
    34  */
    351#include "private.h"
    362#include <usb/request.h>
    … …  
    395#include <errno.h>
    406
    41 /** Find and execute control transfer handler for virtual USB device.
    42  *
    43  * @param dev Target virtual device.
    44  * @param control_handlers Array of control request handlers.
    45  * @param setup Setup packet.
    46  * @param data Extra data.
    47  * @param data_sent_size Size of extra data in bytes.
    48  * @return Error code.
    49  * @retval EFORWARD No suitable handler found.
    50  */
    517int process_control_transfer(usbvirt_device_t *dev,
    528    usbvirt_control_request_handler_t *control_handlers,
    … …  
    9652        return EFORWARD;
    9753}
    98 
    99 
    100 /**
    101  * @}
    102  */
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