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include
QtCrypto
qca_textfilter.h
Go to the documentation of this file.
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/*
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* qca_textfilter.h - Qt Cryptographic Architecture
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* Copyright (C) 2003-2005 Justin Karneges <justin@affinix.com>
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* Copyright (C) 2004,2005 Brad Hards <bradh@frogmouth.net>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*
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*/
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#ifndef QCA_TEXTFILTER_H
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#define QCA_TEXTFILTER_H
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#include "
qca_core.h
"
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namespace
QCA
{
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class
QCA_EXPORT
TextFilter
:
public
Filter
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{
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public
:
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TextFilter
(
Direction
dir);
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void
setup(
Direction
dir);
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Direction
direction()
const
;
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MemoryRegion
encode(
const
MemoryRegion
&a);
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MemoryRegion
decode(
const
MemoryRegion
&a);
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QString arrayToString(
const
MemoryRegion
&a);
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MemoryRegion
stringToArray(
const
QString &s);
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QString encodeString(
const
QString &s);
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QString decodeString(
const
QString &s);
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protected
:
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Direction
_dir
;
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};
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class
QCA_EXPORT
Hex
:
public
TextFilter
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{
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public
:
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Hex
(
Direction
dir =
Encode
);
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virtual
void
clear();
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virtual
MemoryRegion
update(
const
MemoryRegion
&a);
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virtual
MemoryRegion
final
();
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virtual
bool
ok()
const
;
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private
:
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Q_DISABLE_COPY(
Hex
)
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uchar val;
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bool
partial;
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bool
_ok;
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};
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class
QCA_EXPORT
Base64
:
public
TextFilter
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{
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public
:
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Base64
(
Direction
dir =
Encode
);
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bool
lineBreaksEnabled()
const
;
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int
lineBreaksColumn()
const
;
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void
setLineBreaksEnabled(
bool
b);
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void
setLineBreaksColumn(
int
column);
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virtual
void
clear();
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virtual
MemoryRegion
update(
const
MemoryRegion
&a);
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virtual
MemoryRegion
final
();
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virtual
bool
ok()
const
;
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private
:
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Q_DISABLE_COPY(
Base64
)
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QByteArray partial;
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bool
_ok;
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int
col;
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bool
_lb_enabled;
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int
_lb_column;
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class
Private;
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Private *d;
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};
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}
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#endif
QCA::Base64
Base64 encoding / decoding
Definition:
qca_textfilter.h:232
QCA::TextFilter::_dir
Direction _dir
Internal state variable for the Direction that the filter operates in.
Definition:
qca_textfilter.h:154
qca_core.h
Header file for core QCA infrastructure.
QCA::Direction
Direction
Direction settings for symmetric algorithms.
Definition:
qca_core.h:139
QCA
QCA - the Qt Cryptographic Architecture.
Definition:
qca_basic.h:47
QCA::Encode
Operate in the "forward" direction; for example, encrypting.
Definition:
qca_core.h:141
QCA::Filter
General superclass for filtering transformation algorithms.
Definition:
qca_core.h:1065
QCA::TextFilter
Superclass for text based filtering algorithms.
Definition:
qca_textfilter.h:51
QCA::Hex
Hexadecimal encoding / decoding.
Definition:
qca_textfilter.h:164
QCA::MemoryRegion
Array of bytes that may be optionally secured.
Definition:
qca_tools.h:90
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