blob: a21a3669034ded154f814e605f46a1feadbba40a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
/******************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Debug Bridge.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
******************************************************************************/
#include "usbcommon.h"
#include <QtCore/qloggingcategory.h>
#include <QtGlobal>
#include <libusb.h>
Q_DECLARE_LOGGING_CATEGORY(usbC);
struct LibUsbContext
{
LibUsbContext()
: context{nullptr}
{
int ret = libusb_init(&context);
if (ret) {
qCCritical(usbC) << "Could not initialize libusb";
}
}
~LibUsbContext()
{
if (context)
libusb_exit(context);
}
libusb_context* context;
};
libusb_context *libUsbContext()
{
static LibUsbContext context;
return context.context;
}
|