| 1 | /*
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| 2 | * Copyright (c) 2010 Vojtech Horky
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup libusbvirt usb
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | * @brief Virtual USB device.
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| 34 | */
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| 35 | #ifndef LIBUSBVIRT_DEVICE_H_
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| 36 | #define LIBUSBVIRT_DEVICE_H_
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| 37 |
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| 38 | #include <usb/hcd.h>
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| 39 | #include <usb/descriptor.h>
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| 40 | #include <usb/devreq.h>
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| 41 |
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| 42 | struct usbvirt_device;
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| 43 |
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| 44 | typedef int (*usbvirt_on_device_request_t)(struct usbvirt_device *dev,
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| 45 | usb_device_request_setup_packet_t *request,
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| 46 | uint8_t *data);
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| 47 |
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| 48 | typedef struct {
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| 49 | usbvirt_on_device_request_t on_devreq_std;
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| 50 | usbvirt_on_device_request_t on_devreq_class;
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| 51 | int (*on_data)(struct usbvirt_device *dev,
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| 52 | usb_endpoint_t endpoint, void *buffer, size_t size);
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| 53 | } usbvirt_device_ops_t;
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| 54 |
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| 55 | typedef struct usbvirt_device {
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| 56 | /** Callback device operations. */
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| 57 | usbvirt_device_ops_t *ops;
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| 58 |
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| 59 | /** Send data to HC.
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| 60 | * @warning Do not change after initializing with
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| 61 | * usbvirt_device_init().
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| 62 | * This function is here merely to make the interface more OOP.
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| 63 | */
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| 64 | int (*send_data)(struct usbvirt_device *dev,
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| 65 | usb_endpoint_t endpoint, void *buffer, size_t size);
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| 66 |
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| 67 |
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| 68 |
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| 69 | /* Device attributes. */
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| 70 |
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| 71 | /** Standard device descriptor.
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| 72 | * If this descriptor is set (i.e. not NULL), the framework
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| 73 | * automatically handles call for its retrieval.
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| 74 | */
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| 75 | usb_standard_device_descriptor_t *standard_descriptor;
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| 76 |
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| 77 |
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| 78 | /* Private attributes. */
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| 79 |
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| 80 | /** Phone to HC.
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| 81 | * @warning Do not change, this is private variable.
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| 82 | */
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| 83 | int vhcd_phone_;
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| 84 |
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| 85 | /** Device id.
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| 86 | * This item will be removed when device enumeration and
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| 87 | * recognition is implemented.
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| 88 | */
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| 89 | int device_id_;
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| 90 | } usbvirt_device_t;
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| 91 |
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| 92 | #endif
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| 93 | /**
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| 94 | * @}
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| 95 | */
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