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-rw-r--r--src/corelib/io/qurlrecode.cpp58
1 files changed, 44 insertions, 14 deletions
diff --git a/src/corelib/io/qurlrecode.cpp b/src/corelib/io/qurlrecode.cpp
index c07be767d4..ce90ab49d3 100644
--- a/src/corelib/io/qurlrecode.cpp
+++ b/src/corelib/io/qurlrecode.cpp
@@ -1,31 +1,37 @@
/****************************************************************************
**
-** Copyright (C) 2012 Intel Corporation
-** Contact: http://www.qt.io/licensing/
+** Copyright (C) 2016 Intel Corporation.
+** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtCore module of the Qt Toolkit.
**
-** $QT_BEGIN_LICENSE:LGPL21$
+** $QT_BEGIN_LICENSE:LGPL$
** 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 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.
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/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 or version 3 as published by the Free
-** Software Foundation and appearing in the file LICENSE.LGPLv21 and
-** LICENSE.LGPLv3 included in the packaging of this file. Please review the
-** following information to ensure the GNU Lesser General Public License
-** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
-** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
-** As a special exception, The Qt Company gives you certain additional
-** rights. These rights are described in The Qt Company 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 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
@@ -228,6 +234,30 @@ static void ensureDetached(QString &result, ushort *&output, const ushort *begin
namespace {
struct QUrlUtf8Traits : public QUtf8BaseTraitsNoAscii
{
+ // From RFC 3987:
+ // iunreserved = ALPHA / DIGIT / "-" / "." / "_" / "~" / ucschar
+ //
+ // ucschar = %xA0-D7FF / %xF900-FDCF / %xFDF0-FFEF
+ // / %x10000-1FFFD / %x20000-2FFFD / %x30000-3FFFD
+ // / %x40000-4FFFD / %x50000-5FFFD / %x60000-6FFFD
+ // / %x70000-7FFFD / %x80000-8FFFD / %x90000-9FFFD
+ // / %xA0000-AFFFD / %xB0000-BFFFD / %xC0000-CFFFD
+ // / %xD0000-DFFFD / %xE1000-EFFFD
+ //
+ // iprivate = %xE000-F8FF / %xF0000-FFFFD / %x100000-10FFFD
+ //
+ // That RFC allows iprivate only as part of iquery, but we don't know here
+ // whether we're looking at a query or another part of an URI, so we accept
+ // them too. The definition above excludes U+FFF0 to U+FFFD from appearing
+ // unencoded, but we see no reason for its exclusion, so we allow them to
+ // be decoded (and we need U+FFFD the replacement character to indicate
+ // failure to decode).
+ //
+ // That means we must disallow:
+ // * unpaired surrogates (QUtf8Functions takes care of that for us)
+ // * non-characters
+ static const bool allowNonCharacters = false;
+
// override: our "bytes" are three percent-encoded UTF-16 characters
static void appendByte(ushort *&ptr, uchar b)
{