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comparison OrthancFramework/Sources/HttpServer/BufferHttpSender.cpp @ 4044:d25f4c0fa160 framework

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splitting code into OrthancFramework and OrthancServer
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 10 Jun 2020 20:30:34 +0200
parents Core/HttpServer/BufferHttpSender.cpp@94f4a18a79cc
children bf7b9edf6b81
comparison
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4043:6c6239aec462 4044:d25f4c0fa160
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) 2017-2020 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 General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
11 *
12 * In addition, as a special exception, the copyright holders of this
13 * program give permission to link the code of its release with the
14 * OpenSSL project's "OpenSSL" library (or with modified versions of it
15 * that use the same license as the "OpenSSL" library), and distribute
16 * the linked executables. You must obey the GNU General Public License
17 * in all respects for all of the code used other than "OpenSSL". If you
18 * modify file(s) with this exception, you may extend this exception to
19 * your version of the file(s), but you are not obligated to do so. If
20 * you do not wish to do so, delete this exception statement from your
21 * version. If you delete this exception statement from all source files
22 * in the program, then also delete it here.
23 *
24 * This program is distributed in the hope that it will be useful, but
25 * WITHOUT ANY WARRANTY; without even the implied warranty of
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
27 * General Public License for more details.
28 *
29 * You should have received a copy of the GNU General Public License
30 * along with this program. If not, see <http://www.gnu.org/licenses/>.
31 **/
32
33 #include "../PrecompiledHeaders.h"
34 #include "BufferHttpSender.h"
35
36 #include "../OrthancException.h"
37
38 #include <cassert>
39
40 namespace Orthanc
41 {
42 BufferHttpSender::BufferHttpSender() :
43 position_(0),
44 chunkSize_(0),
45 currentChunkSize_(0)
46 {
47 }
48
49
50 bool BufferHttpSender::ReadNextChunk()
51 {
52 assert(position_ + currentChunkSize_ <= buffer_.size());
53
54 position_ += currentChunkSize_;
55
56 if (position_ == buffer_.size())
57 {
58 return false;
59 }
60 else
61 {
62 currentChunkSize_ = buffer_.size() - position_;
63
64 if (chunkSize_ != 0 &&
65 currentChunkSize_ > chunkSize_)
66 {
67 currentChunkSize_ = chunkSize_;
68 }
69
70 return true;
71 }
72 }
73
74
75 const char* BufferHttpSender::GetChunkContent()
76 {
77 return buffer_.c_str() + position_;
78 }
79
80
81 size_t BufferHttpSender::GetChunkSize()
82 {
83 return currentChunkSize_;
84 }
85 }