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comparison Framework/PostgreSQL/PostgreSQLLargeObject.h @ 0:7cea966b6829

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initial commit
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 04 Jul 2018 08:16:29 +0200
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children 714c5d2bee76
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-1:000000000000 0:7cea966b6829
1 /**
2 * Orthanc - A Lightweight, RESTful DICOM Store
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
6 *
7 * This program is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU Affero General Public License
9 * as published by the Free Software Foundation, either version 3 of
10 * the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Affero General Public License for more details.
16 *
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 **/
20
21
22 #pragma once
23
24 #if ORTHANC_ENABLE_POSTGRESQL != 1
25 # error PostgreSQL support must be enabled to use this file
26 #endif
27
28 #include "PostgreSQLDatabase.h"
29
30 #include <libpq-fe.h>
31
32 namespace OrthancDatabases
33 {
34 class PostgreSQLLargeObject : public boost::noncopyable
35 {
36 private:
37 class Reader;
38
39 PostgreSQLDatabase& database_;
40 Oid oid_;
41
42 void Create();
43
44 void Write(const void* data,
45 size_t size);
46
47 public:
48 PostgreSQLLargeObject(PostgreSQLDatabase& database,
49 const void* data,
50 size_t size);
51
52 PostgreSQLLargeObject(PostgreSQLDatabase& database,
53 const std::string& s);
54
55 std::string GetOid() const;
56
57 static void Read(std::string& target,
58 PostgreSQLDatabase& database,
59 const std::string& oid);
60
61 static void Read(void*& target,
62 size_t& size,
63 PostgreSQLDatabase& database,
64 const std::string& oid);
65
66 static void Delete(PostgreSQLDatabase& database,
67 const std::string& oid);
68 };
69
70 }