annotate OrthancFramework/Sources/HttpServer/HttpStreamTranscoder.h @ 5853:4d932683049d get-scu tip

very first implementation of C-Get SCU
author Alain Mazy <am@orthanc.team>
date Tue, 29 Oct 2024 17:25:49 +0100
parents f7adfb22e20e
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 /**
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
2 * Orthanc - A Lightweight, RESTful DICOM Store
1900
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1526
diff changeset
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
4 * Department, University Hospital of Liege, Belgium
5640
f7adfb22e20e updated copyright, as Orthanc Team now replaces Osimis
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5485
diff changeset
5 * Copyright (C) 2017-2023 Osimis S.A., Belgium
f7adfb22e20e updated copyright, as Orthanc Team now replaces Osimis
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5485
diff changeset
6 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium
5485
48b8dae6dc77 upgrade to year 2024
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
7 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
8 *
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
9 * This program is free software: you can redistribute it and/or
4119
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
10 * modify it under the terms of the GNU Lesser General Public License
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
11 * as published by the Free Software Foundation, either version 3 of
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
12 * the License, or (at your option) any later version.
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
13 *
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
14 * This program is distributed in the hope that it will be useful, but
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
4119
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
17 * Lesser General Public License for more details.
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
18 *
4119
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
19 * You should have received a copy of the GNU Lesser General Public
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
20 * License along with this program. If not, see
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
21 * <http://www.gnu.org/licenses/>.
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
22 **/
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
23
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
24
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
25 #pragma once
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
26
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
27 #include "BufferHttpSender.h"
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
28
3712
2a170a8f1faf replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
29 #include "../Compatibility.h"
2a170a8f1faf replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
30
2a170a8f1faf replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
31 #include <memory> // For std::unique_ptr
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
32
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
33 namespace Orthanc
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
34 {
3992
f9863630ec7f working on the shared library for Orthanc framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3712
diff changeset
35 class ORTHANC_PUBLIC HttpStreamTranscoder : public IHttpStreamAnswer
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
36 {
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
37 private:
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
38 IHttpStreamAnswer& source_;
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
39 CompressionType sourceCompression_;
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
40 uint64_t bytesToSkip_;
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
41 uint64_t skipped_;
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
42 uint64_t currentChunkOffset_;
1526
096a8af528c9 fix streams, initialization/finalization of libcurl and openssl
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1525
diff changeset
43 bool ready_;
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
44
3712
2a170a8f1faf replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
45 std::unique_ptr<BufferHttpSender> uncompressed_;
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
46
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
47 void ReadSource(std::string& buffer);
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
48
1526
096a8af528c9 fix streams, initialization/finalization of libcurl and openssl
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1525
diff changeset
49 HttpCompression SetupZlibCompression(bool deflateAllowed);
096a8af528c9 fix streams, initialization/finalization of libcurl and openssl
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1525
diff changeset
50
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
51 public:
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
52 HttpStreamTranscoder(IHttpStreamAnswer& source,
4298
db3932f9660d abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4201
diff changeset
53 CompressionType compression);
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
54
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
55 // This is the first method to be called
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
56 virtual HttpCompression SetupHttpCompression(bool gzipAllowed,
4201
2d5209153b32 cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
57 bool deflateAllowed) ORTHANC_OVERRIDE;
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
58
4298
db3932f9660d abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4201
diff changeset
59 virtual bool HasContentFilename(std::string& filename) ORTHANC_OVERRIDE;
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
60
4298
db3932f9660d abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4201
diff changeset
61 virtual std::string GetContentType() ORTHANC_OVERRIDE;
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
62
4201
2d5209153b32 cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
63 virtual uint64_t GetContentLength() ORTHANC_OVERRIDE;
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
64
4201
2d5209153b32 cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
65 virtual bool ReadNextChunk() ORTHANC_OVERRIDE;
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
66
4201
2d5209153b32 cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
67 virtual const char* GetChunkContent() ORTHANC_OVERRIDE;
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
68
4201
2d5209153b32 cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
69 virtual size_t GetChunkSize() ORTHANC_OVERRIDE;
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
70 };
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
71 }