Mercurial > hg > orthanc

annotate Core/HttpServer/BufferHttpSender.cpp @ 2129:0c09d1af22f3

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
"/tools/invalidate-tags" to invalidate the JSON summary of all the DICOM files
author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 07 Nov 2016 17:44:10 +0100
parents b1291df2f780
children a3a65de1840f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1519
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 /**
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
2 * Orthanc - A Lightweight, RESTful DICOM Store
1900
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1525
diff changeset
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
1519
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
4 * Department, University Hospital of Liege, Belgium
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
5 *
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
6 * This program is free software: you can redistribute it and/or
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
7 * modify it under the terms of the GNU General Public License as
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
8 * published by the Free Software Foundation, either version 3 of the
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
9 * License, or (at your option) any later version.
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
10 *
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
11 * In addition, as a special exception, the copyright holders of this
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
12 * program give permission to link the code of its release with the
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
14 * that use the same license as the "OpenSSL" library), and distribute
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
15 * the linked executables. You must obey the GNU General Public License
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
16 * in all respects for all of the code used other than "OpenSSL". If you
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
17 * modify file(s) with this exception, you may extend this exception to
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
18 * your version of the file(s), but you are not obligated to do so. If
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
19 * you do not wish to do so, delete this exception statement from your
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
20 * version. If you delete this exception statement from all source files
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
21 * in the program, then also delete it here.
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
22 *
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
23 * This program is distributed in the hope that it will be useful, but
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
24 * WITHOUT ANY WARRANTY; without even the implied warranty of
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
26 * General Public License for more details.
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
27 *
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
28 * You should have received a copy of the GNU General Public License
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
30 **/
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
31
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
32 #include "../PrecompiledHeaders.h"
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
33 #include "BufferHttpSender.h"
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
34
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
35 #include "../OrthancException.h"
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
36
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
37 #include <cassert>
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
38
1519
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
39 namespace Orthanc
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
40 {
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
41 BufferHttpSender::BufferHttpSender() :
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
42 position_(0),
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
43 chunkSize_(0),
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
44 currentChunkSize_(0)
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
45 {
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
46 }
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
47
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
48
1519
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
49 bool BufferHttpSender::ReadNextChunk()
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
50 {
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
51 assert(position_ + currentChunkSize_ <= buffer_.size());
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
52
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
53 position_ += currentChunkSize_;
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
54
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
55 if (position_ == buffer_.size())
1519
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
56 {
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
57 return false;
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
58 }
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
59 else
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
60 {
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
61 currentChunkSize_ = buffer_.size() - position_;
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
62
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
63 if (chunkSize_ != 0 &&
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
64 currentChunkSize_ > chunkSize_)
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
65 {
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
66 currentChunkSize_ = chunkSize_;
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
67 }
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
68
1519
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
69 return true;
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
70 }
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
71 }
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
72
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
73
1519
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
74 const char* BufferHttpSender::GetChunkContent()
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
75 {
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
76 return buffer_.c_str() + position_;
1519
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
77 }
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
78
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
79
1519
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
80 size_t BufferHttpSender::GetChunkSize()
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
81 {
1525
f9b0169eb6bb testing
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1520
diff changeset
82 return currentChunkSize_;
1519
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
83 }
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
84 }