QGpgME 21.6.2.0000005
Qt API for GpgME
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filelistdataprovider.h
1/*
2 filelistdataprovider.h
3
4 This file is part of qgpgme, the Qt API binding for gpgme
5 Copyright (c) 2023 g10 Code GmbH
6 Software engineering by Ingo Klöcker <dev@ingo-kloecker.de>
7
8 QGpgME is free software; you can redistribute it and/or
9 modify it under the terms of the GNU General Public License as
10 published by the Free Software Foundation; either version 2 of the
11 License, or (at your option) any later version.
12
13 QGpgME is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21
22 In addition, as a special exception, the copyright holders give
23 permission to link the code of this program with any edition of
24 the Qt library by Trolltech AS, Norway (or with modified versions
25 of Qt that use the same license as Qt), and distribute linked
26 combinations including the two. You must obey the GNU General
27 Public License in all respects for all of the code used other than
28 Qt. If you modify this file, you may extend this exception to
29 your version of the file, but you are not obligated to do so. If
30 you do not wish to do so, delete this exception statement from
31 your version.
32*/
33
34#ifndef __QGPGME_FILELISTDATAPROVIDER_H__
35#define __QGPGME_FILELISTDATAPROVIDER_H__
36
37#include "qgpgme_export.h"
38
39#include <gpgme++/interfaces/dataprovider.h>
40
41#include <memory>
42#include <vector>
43
44class QString;
45
46namespace QGpgME
47{
48
53class QGPGME_EXPORT FileListDataProvider : public GpgME::DataProvider
54{
55public:
56 explicit FileListDataProvider(const std::vector<QString> &filenames);
57 ~FileListDataProvider() override;
58
59private:
60 bool isSupported(Operation op) const override
61 {
62 return op != Operation::Write;
63 }
64 ssize_t read(void *buffer, size_t bufSize) override;
65 ssize_t write(const void *buffer, size_t bufSize) override;
66 off_t seek(off_t offset, int whence) override;
67 void release() override;
68
69private:
70 std::unique_ptr<GpgME::DataProvider> mProvider;
71};
72
73}
74
75#endif // __QGPGME_FILELISTDATAPROVIDER_H__
Definition filelistdataprovider.h:54