Mercurial > hg > orthanc
annotate OrthancServer/DicomProtocol/DicomServer.cpp @ 656:08eca5d86aad
fixes to cppcheck
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Mon, 04 Nov 2013 11:19:31 +0100 |
parents | 012b63028085 |
children | f0232774b913 |
rev | line source |
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0 | 1 /** |
62 | 2 * Orthanc - A Lightweight, RESTful DICOM Store |
399 | 3 * Copyright (C) 2012-2013 Medical Physics Department, CHU of Liege, |
0 | 4 * Belgium |
5 * | |
6 * This program is free software: you can redistribute it and/or | |
7 * modify it under the terms of the GNU General Public License as | |
8 * published by the Free Software Foundation, either version 3 of the | |
9 * License, or (at your option) any later version. | |
136 | 10 * |
11 * In addition, as a special exception, the copyright holders of this | |
12 * program give permission to link the code of its release with the | |
13 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
14 * that use the same license as the "OpenSSL" library), and distribute | |
15 * the linked executables. You must obey the GNU General Public License | |
16 * in all respects for all of the code used other than "OpenSSL". If you | |
17 * modify file(s) with this exception, you may extend this exception to | |
18 * your version of the file(s), but you are not obligated to do so. If | |
19 * you do not wish to do so, delete this exception statement from your | |
20 * version. If you delete this exception statement from all source files | |
21 * in the program, then also delete it here. | |
0 | 22 * |
23 * This program is distributed in the hope that it will be useful, but | |
24 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
26 * General Public License for more details. | |
27 * | |
28 * You should have received a copy of the GNU General Public License | |
29 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
30 **/ | |
31 | |
32 | |
33 #include "DicomServer.h" | |
34 | |
62 | 35 #include "../../Core/OrthancException.h" |
0 | 36 #include "../../Core/Toolbox.h" |
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37 #include "../../Core/Uuid.h" |
0 | 38 #include "../Internals/CommandDispatcher.h" |
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39 #include "EmbeddedResources.h" |
0 | 40 |
41 #include <boost/thread.hpp> | |
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42 #include <boost/filesystem.hpp> |
0 | 43 #include <dcmtk/dcmdata/dcdict.h> |
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44 #include <glog/logging.h> |
0 | 45 |
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46 #if defined(__linux) |
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47 #include <cstdlib> |
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48 #endif |
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49 |
0 | 50 |
62 | 51 namespace Orthanc |
0 | 52 { |
53 struct DicomServer::PImpl | |
54 { | |
55 boost::thread thread_; | |
56 | |
57 //std::set< | |
58 }; | |
59 | |
60 | |
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61 static void LoadEmbeddedDictionary(DcmDataDictionary& dictionary, |
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62 EmbeddedResources::FileResourceId resource) |
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63 { |
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64 Toolbox::TemporaryFile tmp; |
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65 |
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66 FILE* fp = fopen(tmp.GetPath().c_str(), "wb"); |
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67 fwrite(EmbeddedResources::GetFileResourceBuffer(resource), |
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68 EmbeddedResources::GetFileResourceSize(resource), 1, fp); |
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69 fclose(fp); |
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70 |
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71 if (!dictionary.loadDictionary(tmp.GetPath().c_str())) |
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72 { |
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73 throw OrthancException(ErrorCode_InternalError); |
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74 } |
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75 } |
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76 |
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77 |
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78 static void LoadExternalDictionary(DcmDataDictionary& dictionary, |
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79 const std::string& directory, |
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80 const std::string& filename) |
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81 { |
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82 boost::filesystem::path p = directory; |
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83 p = p / filename; |
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84 |
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85 LOG(WARNING) << "Loading the external DICOM dictionary " << p; |
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86 |
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87 if (!dictionary.loadDictionary(p.string().c_str())) |
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88 { |
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89 throw OrthancException(ErrorCode_InternalError); |
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90 } |
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91 } |
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92 |
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93 |
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94 |
0 | 95 void DicomServer::ServerThread(DicomServer* server) |
96 { | |
97 /* Disable "gethostbyaddr" (which results in memory leaks) and use raw IP addresses */ | |
98 dcmDisableGethostbyaddr.set(OFTrue); | |
99 | |
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100 dcmDataDict.clear(); |
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101 DcmDataDictionary& d = dcmDataDict.wrlock(); |
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102 |
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103 #if DCMTK_USE_EMBEDDED_DICTIONARIES == 1 |
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104 LOG(WARNING) << "Loading the embedded dictionaries"; |
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105 /** |
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106 * Do not load DICONDE dictionary, it breaks the other tags. The |
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107 * command "strace storescu 2>&1 |grep dic" shows that DICONDE |
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108 * dictionary is not loaded by storescu. |
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109 **/ |
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110 //LoadEmbeddedDictionary(d, EmbeddedResources::DICTIONARY_DICONDE); |
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111 |
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112 LoadEmbeddedDictionary(d, EmbeddedResources::DICTIONARY_DICOM); |
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113 LoadEmbeddedDictionary(d, EmbeddedResources::DICTIONARY_PRIVATE); |
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114 |
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115 #elif defined(__linux) |
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116 std::string path = DCMTK_DICTIONARY_DIR; |
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117 |
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118 const char* env = std::getenv(DCM_DICT_ENVIRONMENT_VARIABLE); |
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119 if (env != NULL) |
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120 { |
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121 path = std::string(env); |
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122 } |
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123 |
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124 LoadExternalDictionary(d, path, "dicom.dic"); |
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125 LoadExternalDictionary(d, path, "private.dic"); |
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126 |
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127 #else |
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128 #error Support your platform here |
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129 #endif |
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130 |
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131 dcmDataDict.unlock(); |
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132 |
0 | 133 /* make sure data dictionary is loaded */ |
134 if (!dcmDataDict.isDictionaryLoaded()) | |
135 { | |
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136 LOG(ERROR) << "No DICOM dictionary loaded, check environment variable: " << DCM_DICT_ENVIRONMENT_VARIABLE; |
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137 throw OrthancException(ErrorCode_InternalError); |
0 | 138 } |
139 | |
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140 { |
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141 // Test the dictionary with a simple DICOM tag |
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142 DcmTag key(0x0010, 0x1030); // This is PatientWeight |
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143 if (key.getEVR() != EVR_DS) |
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144 { |
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145 LOG(ERROR) << "The DICOM dictionary has not been correctly read"; |
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146 throw OrthancException(ErrorCode_InternalError); |
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147 } |
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148 } |
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149 |
0 | 150 /* initialize network, i.e. create an instance of T_ASC_Network*. */ |
151 T_ASC_Network *net; | |
152 OFCondition cond = ASC_initializeNetwork | |
153 (NET_ACCEPTOR, OFstatic_cast(int, server->port_), /*opt_acse_timeout*/ 30, &net); | |
154 if (cond.bad()) | |
155 { | |
102
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156 LOG(ERROR) << "cannot create network: " << cond.text(); |
62 | 157 throw OrthancException("Cannot create network"); |
0 | 158 } |
159 | |
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160 LOG(INFO) << "DICOM server started"; |
0 | 161 |
162 server->started_ = true; | |
163 | |
164 while (server->continue_) | |
165 { | |
166 /* receive an association and acknowledge or reject it. If the association was */ | |
167 /* acknowledged, offer corresponding services and invoke one or more if required. */ | |
168 std::auto_ptr<Internals::CommandDispatcher> dispatcher(Internals::AcceptAssociation(*server, net)); | |
169 | |
170 if (dispatcher.get() != NULL) | |
171 { | |
172 if (server->isThreaded_) | |
173 { | |
174 server->bagOfDispatchers_.Add(dispatcher.release()); | |
175 } | |
176 else | |
177 { | |
178 IRunnableBySteps::RunUntilDone(*dispatcher); | |
179 } | |
180 } | |
181 } | |
182 | |
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183 LOG(INFO) << "DICOM server stopping"; |
0 | 184 |
185 /* drop the network, i.e. free memory of T_ASC_Network* structure. This call */ | |
186 /* is the counterpart of ASC_initializeNetwork(...) which was called above. */ | |
187 cond = ASC_dropNetwork(&net); | |
188 if (cond.bad()) | |
189 { | |
102
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190 LOG(ERROR) << "Error while dropping the network: " << cond.text(); |
0 | 191 } |
192 } | |
193 | |
194 | |
656 | 195 DicomServer::DicomServer() : |
196 pimpl_(new PImpl), | |
197 aet_("ANY-SCP") | |
0 | 198 { |
199 port_ = 104; | |
200 findRequestHandlerFactory_ = NULL; | |
201 moveRequestHandlerFactory_ = NULL; | |
202 storeRequestHandlerFactory_ = NULL; | |
203 applicationEntityFilter_ = NULL; | |
204 checkCalledAet_ = true; | |
205 clientTimeout_ = 30; | |
206 isThreaded_ = true; | |
656 | 207 continue_ = false; |
208 started_ = false; | |
0 | 209 } |
210 | |
211 DicomServer::~DicomServer() | |
212 { | |
213 Stop(); | |
214 } | |
215 | |
128 | 216 void DicomServer::SetPortNumber(uint16_t port) |
0 | 217 { |
218 Stop(); | |
219 port_ = port; | |
220 } | |
221 | |
128 | 222 uint16_t DicomServer::GetPortNumber() const |
0 | 223 { |
224 return port_; | |
225 } | |
226 | |
227 void DicomServer::SetThreaded(bool isThreaded) | |
228 { | |
229 Stop(); | |
230 isThreaded_ = isThreaded; | |
231 } | |
232 | |
233 bool DicomServer::IsThreaded() const | |
234 { | |
235 return isThreaded_; | |
236 } | |
237 | |
238 void DicomServer::SetClientTimeout(uint32_t timeout) | |
239 { | |
240 Stop(); | |
241 clientTimeout_ = timeout; | |
242 } | |
243 | |
244 uint32_t DicomServer::GetClientTimeout() const | |
245 { | |
246 return clientTimeout_; | |
247 } | |
248 | |
249 | |
250 void DicomServer::SetCalledApplicationEntityTitleCheck(bool check) | |
251 { | |
252 Stop(); | |
253 checkCalledAet_ = check; | |
254 } | |
255 | |
256 bool DicomServer::HasCalledApplicationEntityTitleCheck() const | |
257 { | |
258 return checkCalledAet_; | |
259 } | |
260 | |
261 void DicomServer::SetApplicationEntityTitle(const std::string& aet) | |
262 { | |
263 if (aet.size() == 0) | |
264 { | |
62 | 265 throw OrthancException("Too short AET"); |
0 | 266 } |
267 | |
268 for (size_t i = 0; i < aet.size(); i++) | |
269 { | |
270 if (!isalnum(aet[i]) && aet[i] != '-') | |
271 { | |
62 | 272 throw OrthancException("Only alphanumeric characters are allowed in AET"); |
0 | 273 } |
274 } | |
275 | |
276 Stop(); | |
277 aet_ = aet; | |
278 } | |
279 | |
280 const std::string& DicomServer::GetApplicationEntityTitle() const | |
281 { | |
282 return aet_; | |
283 } | |
284 | |
285 void DicomServer::SetFindRequestHandlerFactory(IFindRequestHandlerFactory& factory) | |
286 { | |
287 Stop(); | |
288 findRequestHandlerFactory_ = &factory; | |
289 } | |
290 | |
291 bool DicomServer::HasFindRequestHandlerFactory() const | |
292 { | |
293 return (findRequestHandlerFactory_ != NULL); | |
294 } | |
295 | |
296 IFindRequestHandlerFactory& DicomServer::GetFindRequestHandlerFactory() const | |
297 { | |
298 if (HasFindRequestHandlerFactory()) | |
299 { | |
300 return *findRequestHandlerFactory_; | |
301 } | |
302 else | |
303 { | |
62 | 304 throw OrthancException("No C-FIND request handler factory"); |
0 | 305 } |
306 } | |
307 | |
308 void DicomServer::SetMoveRequestHandlerFactory(IMoveRequestHandlerFactory& factory) | |
309 { | |
310 Stop(); | |
311 moveRequestHandlerFactory_ = &factory; | |
312 } | |
313 | |
314 bool DicomServer::HasMoveRequestHandlerFactory() const | |
315 { | |
316 return (moveRequestHandlerFactory_ != NULL); | |
317 } | |
318 | |
319 IMoveRequestHandlerFactory& DicomServer::GetMoveRequestHandlerFactory() const | |
320 { | |
321 if (HasMoveRequestHandlerFactory()) | |
322 { | |
323 return *moveRequestHandlerFactory_; | |
324 } | |
325 else | |
326 { | |
62 | 327 throw OrthancException("No C-MOVE request handler factory"); |
0 | 328 } |
329 } | |
330 | |
331 void DicomServer::SetStoreRequestHandlerFactory(IStoreRequestHandlerFactory& factory) | |
332 { | |
333 Stop(); | |
334 storeRequestHandlerFactory_ = &factory; | |
335 } | |
336 | |
337 bool DicomServer::HasStoreRequestHandlerFactory() const | |
338 { | |
339 return (storeRequestHandlerFactory_ != NULL); | |
340 } | |
341 | |
342 IStoreRequestHandlerFactory& DicomServer::GetStoreRequestHandlerFactory() const | |
343 { | |
344 if (HasStoreRequestHandlerFactory()) | |
345 { | |
346 return *storeRequestHandlerFactory_; | |
347 } | |
348 else | |
349 { | |
62 | 350 throw OrthancException("No C-STORE request handler factory"); |
0 | 351 } |
352 } | |
353 | |
354 void DicomServer::SetApplicationEntityFilter(IApplicationEntityFilter& factory) | |
355 { | |
356 Stop(); | |
357 applicationEntityFilter_ = &factory; | |
358 } | |
359 | |
360 bool DicomServer::HasApplicationEntityFilter() const | |
361 { | |
362 return (applicationEntityFilter_ != NULL); | |
363 } | |
364 | |
365 IApplicationEntityFilter& DicomServer::GetApplicationEntityFilter() const | |
366 { | |
367 if (HasApplicationEntityFilter()) | |
368 { | |
369 return *applicationEntityFilter_; | |
370 } | |
371 else | |
372 { | |
62 | 373 throw OrthancException("No application entity filter"); |
0 | 374 } |
375 } | |
376 | |
377 void DicomServer::Start() | |
378 { | |
379 Stop(); | |
380 continue_ = true; | |
381 started_ = false; | |
382 pimpl_->thread_ = boost::thread(ServerThread, this); | |
383 | |
384 while (!started_) | |
385 { | |
386 Toolbox::USleep(50000); // Wait 50ms | |
387 } | |
388 } | |
389 | |
390 void DicomServer::Stop() | |
391 { | |
392 continue_ = false; | |
431
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393 |
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394 if (pimpl_->thread_.joinable()) |
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395 { |
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396 pimpl_->thread_.join(); |
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397 } |
0 | 398 |
399 bagOfDispatchers_.StopAll(); | |
400 } | |
401 } |