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-rw-r--r--src/nfc/checksum_p.h68
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diff --git a/src/nfc/checksum_p.h b/src/nfc/checksum_p.h
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-/****************************************************************************
-**
-** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/legal
-**
-** This file is part of the QtNfc module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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 Digia. For licensing terms and
-** conditions see http://qt.digia.com/licensing. For further information
-** use the contact form at http://qt.digia.com/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 2.1 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPL included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 2.1 requirements
-** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
-**
-** In addition, as a special exception, Digia gives you certain additional
-** rights. These rights are described in the Digia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef CHECKSUM_P_H
-#define CHECKSUM_P_H
-
-// Copied from qbytearray.cpp
-// Modified to initialise the crc with 0x6363 instead of 0xffff and to not invert the final result.
-static const quint16 crc_tbl[16] = {
- 0x0000, 0x1081, 0x2102, 0x3183,
- 0x4204, 0x5285, 0x6306, 0x7387,
- 0x8408, 0x9489, 0xa50a, 0xb58b,
- 0xc60c, 0xd68d, 0xe70e, 0xf78f
-};
-
-quint16 qNfcChecksum(const char *data, uint len)
-{
- register quint16 crc = 0x6363;
- uchar c;
- const uchar *p = reinterpret_cast<const uchar *>(data);
- while (len--) {
- c = *p++;
- crc = ((crc >> 4) & 0x0fff) ^ crc_tbl[((crc ^ c) & 15)];
- c >>= 4;
- crc = ((crc >> 4) & 0x0fff) ^ crc_tbl[((crc ^ c) & 15)];
- }
- return crc;
-}
-
-#endif // CHECKSUM_P_H