Mercurial > hg > orthanc
annotate Core/DicomFormat/DicomInstanceHasher.h @ 2405:85a22aad7dfe
todo: extended association
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 15 Sep 2017 13:07:06 +0200 |
parents | a3a65de1840f |
children | 878b59270859 |
rev | line source |
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178 | 1 /** |
2 * Orthanc - A Lightweight, RESTful DICOM Store | |
1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
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5 * Copyright (C) 2017 Osimis, Belgium |
178 | 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 | |
34 #pragma once | |
35 | |
36 #include "DicomMap.h" | |
37 | |
38 namespace Orthanc | |
39 { | |
40 /** | |
41 * This class implements the hashing mechanism that is used to | |
42 * convert DICOM unique identifiers to Orthanc identifiers. Any | |
43 * Orthanc identifier for a DICOM resource corresponds to the SHA-1 | |
44 * hash of the DICOM identifiers. | |
45 | |
46 * \note SHA-1 hash is used because it is less sensitive to | |
47 * collision attacks than MD5. <a | |
48 * href="http://en.wikipedia.org/wiki/SHA-256#Comparison_of_SHA_functions">[Reference]</a> | |
49 **/ | |
50 class DicomInstanceHasher | |
51 { | |
52 private: | |
53 std::string patientId_; | |
179 | 54 std::string studyUid_; |
178 | 55 std::string seriesUid_; |
179 | 56 std::string instanceUid_; |
57 | |
58 std::string patientHash_; | |
59 std::string studyHash_; | |
60 std::string seriesHash_; | |
61 std::string instanceHash_; | |
178 | 62 |
315 | 63 void Setup(const std::string& patientId, |
64 const std::string& studyUid, | |
65 const std::string& seriesUid, | |
66 const std::string& instanceUid); | |
67 | |
178 | 68 public: |
69 DicomInstanceHasher(const DicomMap& instance); | |
70 | |
315 | 71 DicomInstanceHasher(const std::string& patientId, |
72 const std::string& studyUid, | |
73 const std::string& seriesUid, | |
74 const std::string& instanceUid) | |
75 { | |
76 Setup(patientId, studyUid, seriesUid, instanceUid); | |
77 } | |
78 | |
178 | 79 const std::string& GetPatientId() const |
80 { | |
81 return patientId_; | |
82 } | |
83 | |
179 | 84 const std::string& GetStudyUid() const |
178 | 85 { |
179 | 86 return studyUid_; |
178 | 87 } |
88 | |
89 const std::string& GetSeriesUid() const | |
90 { | |
91 return seriesUid_; | |
92 } | |
93 | |
179 | 94 const std::string& GetInstanceUid() const |
178 | 95 { |
179 | 96 return instanceUid_; |
178 | 97 } |
98 | |
179 | 99 const std::string& HashPatient(); |
178 | 100 |
179 | 101 const std::string& HashStudy(); |
178 | 102 |
179 | 103 const std::string& HashSeries(); |
178 | 104 |
179 | 105 const std::string& HashInstance(); |
178 | 106 }; |
107 } |