source: mainline/uspace/app/virtusbkbd/stdreq.c@ 73301a0

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 73301a0 was 73301a0, checked in by Vojtech Horky <vojtechhorky@…>, 15 years ago

Virtual USB keyboard sends its report

Also, the virtual USB framework now handles the standard requests
differently. First, all requests has standalone callbacks and the
user callbacks are always called first. If they return EFORWARD,
the framework will try to satisfy the request by itself.

  • Property mode set to 100644
File size: 2.5 KB
Line 
1/*
2 * Copyright (c) 2010 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 usb
30 * @{
31 */
32/**
33 * @file
34 * @brief Keyboard configuration.
35 */
36#include <errno.h>
37#include <usb/descriptor.h>
38#include "stdreq.h"
39#include "kbdconfig.h"
40
41static int on_get_descriptor(struct usbvirt_device *dev,
42 usb_device_request_setup_packet_t *request, uint8_t *data);
43
44usbvirt_standard_device_request_ops_t standard_request_ops = {
45 .on_get_status = NULL,
46 .on_clear_feature = NULL,
47 .on_set_feature = NULL,
48 .on_set_address = NULL,
49 .on_get_descriptor = on_get_descriptor,
50 .on_set_descriptor = NULL,
51 .on_get_configuration = NULL,
52 .on_set_configuration = NULL,
53 .on_get_interface = NULL,
54 .on_set_interface = NULL,
55 .on_synch_frame = NULL
56};
57
58
59static int on_get_descriptor(struct usbvirt_device *dev,
60 usb_device_request_setup_packet_t *request, uint8_t *data)
61{
62 if (request->value_high == USB_DESCTYPE_HID_REPORT) {
63 /*
64 * For simplicity, always return the same
65 * report descriptor.
66 */
67 int rc = dev->send_data(dev, 0,
68 report_descriptor, report_descriptor_size);
69
70 return rc;
71 }
72
73 /* Let the framework handle all the rest. */
74 return EFORWARD;
75}
76
77
78
79/** @}
80 */
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