Mercurial > hg > orthanc
annotate OrthancServer/Internals/CommandDispatcher.cpp @ 620:4aa6f0d79947 find-move-scp
security filter for dicom requests
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Fri, 25 Oct 2013 12:36:00 +0200 |
| parents | 273e7ad98ea9 |
| children | d233b5090105 |
| rev | line source |
|---|---|
| 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 "CommandDispatcher.h" | |
| 34 | |
| 35 #include "FindScp.h" | |
| 36 #include "StoreScp.h" | |
| 37 #include "MoveScp.h" | |
| 38 #include "../../Core/Toolbox.h" | |
| 39 | |
| 40 #include <dcmtk/dcmnet/dcasccfg.h> /* for class DcmAssociationConfiguration */ | |
| 101 | 41 #include <boost/lexical_cast.hpp> |
|
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42 #include <glog/logging.h> |
| 0 | 43 |
| 503 | 44 #define ORTHANC_PROMISCUOUS 1 |
| 45 | |
| 0 | 46 static OFBool opt_rejectWithoutImplementationUID = OFFalse; |
| 47 | |
| 48 | |
| 503 | 49 |
| 50 #if ORTHANC_PROMISCUOUS == 1 | |
| 51 static | |
| 52 DUL_PRESENTATIONCONTEXT * | |
| 53 findPresentationContextID(LST_HEAD * head, | |
| 54 T_ASC_PresentationContextID presentationContextID) | |
| 55 { | |
| 56 DUL_PRESENTATIONCONTEXT *pc; | |
| 57 LST_HEAD **l; | |
| 58 OFBool found = OFFalse; | |
| 59 | |
| 60 if (head == NULL) | |
| 61 return NULL; | |
| 62 | |
| 63 l = &head; | |
| 64 if (*l == NULL) | |
| 65 return NULL; | |
| 66 | |
| 67 pc = OFstatic_cast(DUL_PRESENTATIONCONTEXT *, LST_Head(l)); | |
| 68 (void)LST_Position(l, OFstatic_cast(LST_NODE *, pc)); | |
| 69 | |
| 70 while (pc && !found) { | |
| 71 if (pc->presentationContextID == presentationContextID) { | |
| 72 found = OFTrue; | |
| 73 } else { | |
| 74 pc = OFstatic_cast(DUL_PRESENTATIONCONTEXT *, LST_Next(l)); | |
| 75 } | |
| 76 } | |
| 77 return pc; | |
| 78 } | |
| 79 | |
| 80 | |
| 81 /** accept all presenstation contexts for unknown SOP classes, | |
| 82 * i.e. UIDs appearing in the list of abstract syntaxes | |
| 83 * where no corresponding name is defined in the UID dictionary. | |
| 84 * @param params pointer to association parameters structure | |
| 85 * @param transferSyntax transfer syntax to accept | |
| 86 * @param acceptedRole SCU/SCP role to accept | |
| 87 */ | |
| 88 static OFCondition acceptUnknownContextsWithTransferSyntax( | |
| 89 T_ASC_Parameters * params, | |
| 90 const char* transferSyntax, | |
| 91 T_ASC_SC_ROLE acceptedRole) | |
| 92 { | |
| 93 OFCondition cond = EC_Normal; | |
| 94 int n, i, k; | |
| 95 DUL_PRESENTATIONCONTEXT *dpc; | |
| 96 T_ASC_PresentationContext pc; | |
| 97 OFBool accepted = OFFalse; | |
| 98 OFBool abstractOK = OFFalse; | |
| 99 | |
| 100 n = ASC_countPresentationContexts(params); | |
| 101 for (i = 0; i < n; i++) | |
| 102 { | |
| 103 cond = ASC_getPresentationContext(params, i, &pc); | |
| 104 if (cond.bad()) return cond; | |
| 105 abstractOK = OFFalse; | |
| 106 accepted = OFFalse; | |
| 107 | |
| 108 if (dcmFindNameOfUID(pc.abstractSyntax) == NULL) | |
| 109 { | |
| 110 abstractOK = OFTrue; | |
| 111 | |
| 112 /* check the transfer syntax */ | |
| 113 for (k = 0; (k < OFstatic_cast(int, pc.transferSyntaxCount)) && !accepted; k++) | |
| 114 { | |
| 115 if (strcmp(pc.proposedTransferSyntaxes[k], transferSyntax) == 0) | |
| 116 { | |
| 117 accepted = OFTrue; | |
| 118 } | |
| 119 } | |
| 120 } | |
| 121 | |
| 122 if (accepted) | |
| 123 { | |
| 124 cond = ASC_acceptPresentationContext( | |
| 125 params, pc.presentationContextID, | |
| 126 transferSyntax, acceptedRole); | |
| 127 if (cond.bad()) return cond; | |
| 128 } else { | |
| 129 T_ASC_P_ResultReason reason; | |
| 130 | |
| 131 /* do not refuse if already accepted */ | |
| 132 dpc = findPresentationContextID(params->DULparams.acceptedPresentationContext, | |
| 133 pc.presentationContextID); | |
| 134 if ((dpc == NULL) || ((dpc != NULL) && (dpc->result != ASC_P_ACCEPTANCE))) | |
| 135 { | |
| 136 | |
| 137 if (abstractOK) { | |
| 138 reason = ASC_P_TRANSFERSYNTAXESNOTSUPPORTED; | |
| 139 } else { | |
| 140 reason = ASC_P_ABSTRACTSYNTAXNOTSUPPORTED; | |
| 141 } | |
| 142 /* | |
| 143 * If previously this presentation context was refused | |
| 144 * because of bad transfer syntax let it stay that way. | |
| 145 */ | |
| 146 if ((dpc != NULL) && (dpc->result == ASC_P_TRANSFERSYNTAXESNOTSUPPORTED)) | |
| 147 reason = ASC_P_TRANSFERSYNTAXESNOTSUPPORTED; | |
| 148 | |
| 149 cond = ASC_refusePresentationContext(params, pc.presentationContextID, reason); | |
| 150 if (cond.bad()) return cond; | |
| 151 } | |
| 152 } | |
| 153 } | |
| 154 return EC_Normal; | |
| 155 } | |
| 156 | |
| 157 | |
| 158 /** accept all presenstation contexts for unknown SOP classes, | |
| 159 * i.e. UIDs appearing in the list of abstract syntaxes | |
| 160 * where no corresponding name is defined in the UID dictionary. | |
| 161 * This method is passed a list of "preferred" transfer syntaxes. | |
| 162 * @param params pointer to association parameters structure | |
| 163 * @param transferSyntax transfer syntax to accept | |
| 164 * @param acceptedRole SCU/SCP role to accept | |
| 165 */ | |
| 166 static OFCondition acceptUnknownContextsWithPreferredTransferSyntaxes( | |
| 167 T_ASC_Parameters * params, | |
| 168 const char* transferSyntaxes[], int transferSyntaxCount, | |
| 169 T_ASC_SC_ROLE acceptedRole = ASC_SC_ROLE_DEFAULT) | |
| 170 { | |
| 171 OFCondition cond = EC_Normal; | |
| 172 /* | |
| 173 ** Accept in the order "least wanted" to "most wanted" transfer | |
| 174 ** syntax. Accepting a transfer syntax will override previously | |
| 175 ** accepted transfer syntaxes. | |
| 176 */ | |
| 177 for (int i = transferSyntaxCount - 1; i >= 0; i--) | |
| 178 { | |
| 179 cond = acceptUnknownContextsWithTransferSyntax(params, transferSyntaxes[i], acceptedRole); | |
| 180 if (cond.bad()) return cond; | |
| 181 } | |
| 182 return cond; | |
| 183 } | |
| 184 #endif | |
| 185 | |
| 186 | |
| 62 | 187 namespace Orthanc |
| 0 | 188 { |
| 189 namespace Internals | |
| 190 { | |
| 191 OFCondition AssociationCleanup(T_ASC_Association *assoc) | |
| 192 { | |
| 193 OFString temp_str; | |
| 194 OFCondition cond = ASC_dropSCPAssociation(assoc); | |
| 195 if (cond.bad()) | |
| 196 { | |
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197 LOG(FATAL) << cond.text(); |
| 0 | 198 return cond; |
| 199 } | |
| 200 | |
| 201 cond = ASC_destroyAssociation(&assoc); | |
| 202 if (cond.bad()) | |
| 203 { | |
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204 LOG(FATAL) << cond.text(); |
| 0 | 205 return cond; |
| 206 } | |
| 207 | |
| 208 return cond; | |
| 209 } | |
| 210 | |
| 211 | |
| 212 | |
| 213 CommandDispatcher* AcceptAssociation(const DicomServer& server, T_ASC_Network *net) | |
| 214 { | |
| 215 DcmAssociationConfiguration asccfg; | |
| 216 char buf[BUFSIZ]; | |
| 217 T_ASC_Association *assoc; | |
| 218 OFCondition cond; | |
| 219 OFString sprofile; | |
| 220 OFString temp_str; | |
| 221 | |
| 222 std::vector<const char*> knownAbstractSyntaxes; | |
| 223 | |
| 224 // For C-STORE | |
| 225 if (server.HasStoreRequestHandlerFactory()) | |
| 226 { | |
| 227 knownAbstractSyntaxes.push_back(UID_VerificationSOPClass); | |
| 228 } | |
| 229 | |
| 230 // For C-FIND | |
| 231 if (server.HasFindRequestHandlerFactory()) | |
| 232 { | |
| 233 knownAbstractSyntaxes.push_back(UID_FINDPatientRootQueryRetrieveInformationModel); | |
| 234 knownAbstractSyntaxes.push_back(UID_FINDStudyRootQueryRetrieveInformationModel); | |
| 235 } | |
| 236 | |
| 237 // For C-MOVE | |
| 238 if (server.HasMoveRequestHandlerFactory()) | |
| 239 { | |
| 240 knownAbstractSyntaxes.push_back(UID_MOVEStudyRootQueryRetrieveInformationModel); | |
| 241 } | |
| 242 | |
| 243 const char* transferSyntaxes[] = { NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL }; | |
| 244 int numTransferSyntaxes = 0; | |
| 245 | |
| 246 cond = ASC_receiveAssociation(net, &assoc, | |
| 247 /*opt_maxPDU*/ ASC_DEFAULTMAXPDU, | |
| 248 NULL, NULL, | |
| 249 /*opt_secureConnection*/ OFFalse, | |
| 250 DUL_NOBLOCK, 1); | |
| 251 | |
| 252 if (cond == DUL_NOASSOCIATIONREQUEST) | |
| 253 { | |
| 254 // Timeout | |
| 255 AssociationCleanup(assoc); | |
| 256 return NULL; | |
| 257 } | |
| 258 | |
| 259 // if some kind of error occured, take care of it | |
| 260 if (cond.bad()) | |
| 261 { | |
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262 LOG(ERROR) << "Receiving Association failed: " << cond.text(); |
| 0 | 263 // no matter what kind of error occurred, we need to do a cleanup |
| 264 AssociationCleanup(assoc); | |
| 265 return NULL; | |
| 266 } | |
| 267 | |
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268 LOG(INFO) << "Association Received"; |
| 0 | 269 |
| 270 transferSyntaxes[0] = UID_LittleEndianExplicitTransferSyntax; | |
| 271 transferSyntaxes[1] = UID_BigEndianExplicitTransferSyntax; | |
| 272 transferSyntaxes[2] = UID_LittleEndianImplicitTransferSyntax; | |
| 273 numTransferSyntaxes = 3; | |
| 274 | |
| 275 /* accept the Verification SOP Class if presented */ | |
| 276 cond = ASC_acceptContextsWithPreferredTransferSyntaxes( assoc->params, &knownAbstractSyntaxes[0], knownAbstractSyntaxes.size(), transferSyntaxes, numTransferSyntaxes); | |
| 277 if (cond.bad()) | |
| 278 { | |
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279 LOG(INFO) << cond.text(); |
| 0 | 280 AssociationCleanup(assoc); |
| 281 return NULL; | |
| 282 } | |
| 283 | |
| 284 /* the array of Storage SOP Class UIDs comes from dcuid.h */ | |
| 285 cond = ASC_acceptContextsWithPreferredTransferSyntaxes( assoc->params, dcmAllStorageSOPClassUIDs, numberOfAllDcmStorageSOPClassUIDs, transferSyntaxes, numTransferSyntaxes); | |
| 286 if (cond.bad()) | |
| 287 { | |
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288 LOG(INFO) << cond.text(); |
| 0 | 289 AssociationCleanup(assoc); |
| 290 return NULL; | |
| 291 } | |
| 292 | |
| 503 | 293 #if ORTHANC_PROMISCUOUS == 1 |
| 294 /* accept everything not known not to be a storage SOP class */ | |
| 295 cond = acceptUnknownContextsWithPreferredTransferSyntaxes( | |
| 296 assoc->params, transferSyntaxes, numTransferSyntaxes); | |
| 297 if (cond.bad()) | |
| 298 { | |
| 299 LOG(INFO) << cond.text(); | |
| 300 AssociationCleanup(assoc); | |
| 301 return NULL; | |
| 302 } | |
| 303 #endif | |
| 304 | |
| 0 | 305 /* set our app title */ |
| 306 ASC_setAPTitles(assoc->params, NULL, NULL, server.GetApplicationEntityTitle().c_str()); | |
| 307 | |
| 308 /* acknowledge or reject this association */ | |
| 309 cond = ASC_getApplicationContextName(assoc->params, buf); | |
| 310 if ((cond.bad()) || strcmp(buf, UID_StandardApplicationContext) != 0) | |
| 311 { | |
| 312 /* reject: the application context name is not supported */ | |
| 313 T_ASC_RejectParameters rej = | |
| 314 { | |
| 315 ASC_RESULT_REJECTEDPERMANENT, | |
| 316 ASC_SOURCE_SERVICEUSER, | |
| 317 ASC_REASON_SU_APPCONTEXTNAMENOTSUPPORTED | |
| 318 }; | |
| 319 | |
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320 LOG(INFO) << "Association Rejected: Bad Application Context Name: " << buf; |
| 0 | 321 cond = ASC_rejectAssociation(assoc, &rej); |
| 322 if (cond.bad()) | |
| 323 { | |
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324 LOG(INFO) << cond.text(); |
| 0 | 325 } |
| 326 AssociationCleanup(assoc); | |
| 327 return NULL; | |
| 328 } | |
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329 |
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330 std::string callingIP; |
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331 std::string callingTitle; |
| 0 | 332 |
| 333 /* check the AETs */ | |
| 334 { | |
| 335 DIC_AE callingTitle_C; | |
| 336 DIC_AE calledTitle_C; | |
| 337 DIC_AE callingIP_C; | |
| 338 DIC_AE calledIP_C; | |
| 339 if (ASC_getAPTitles(assoc->params, callingTitle_C, calledTitle_C, NULL).bad() || | |
| 340 ASC_getPresentationAddresses(assoc->params, callingIP_C, calledIP_C).bad()) | |
| 341 { | |
| 342 T_ASC_RejectParameters rej = | |
| 343 { | |
| 344 ASC_RESULT_REJECTEDPERMANENT, | |
| 345 ASC_SOURCE_SERVICEUSER, | |
| 346 ASC_REASON_SU_NOREASON | |
| 347 }; | |
| 348 ASC_rejectAssociation(assoc, &rej); | |
| 349 AssociationCleanup(assoc); | |
| 350 return NULL; | |
| 351 } | |
| 352 | |
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353 callingIP = std::string(/*OFSTRING_GUARD*/(callingIP_C)); |
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354 callingTitle = std::string(/*OFSTRING_GUARD*/(callingTitle_C)); |
| 101 | 355 std::string calledTitle(/*OFSTRING_GUARD*/(calledTitle_C)); |
| 0 | 356 Toolbox::ToUpperCase(callingIP); |
| 357 Toolbox::ToUpperCase(callingTitle); | |
| 358 Toolbox::ToUpperCase(calledTitle); | |
| 359 | |
| 360 if (server.HasCalledApplicationEntityTitleCheck() && | |
| 361 calledTitle != server.GetApplicationEntityTitle()) | |
| 362 { | |
| 363 T_ASC_RejectParameters rej = | |
| 364 { | |
| 365 ASC_RESULT_REJECTEDPERMANENT, | |
| 366 ASC_SOURCE_SERVICEUSER, | |
| 367 ASC_REASON_SU_CALLEDAETITLENOTRECOGNIZED | |
| 368 }; | |
| 369 ASC_rejectAssociation(assoc, &rej); | |
| 370 AssociationCleanup(assoc); | |
| 371 return NULL; | |
| 372 } | |
| 373 | |
| 374 if (server.HasApplicationEntityFilter() && | |
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375 !server.GetApplicationEntityFilter().IsAllowedConnection(callingIP, callingTitle)) |
| 0 | 376 { |
| 377 T_ASC_RejectParameters rej = | |
| 378 { | |
| 379 ASC_RESULT_REJECTEDPERMANENT, | |
| 380 ASC_SOURCE_SERVICEUSER, | |
| 381 ASC_REASON_SU_CALLINGAETITLENOTRECOGNIZED | |
| 382 }; | |
| 383 ASC_rejectAssociation(assoc, &rej); | |
| 384 AssociationCleanup(assoc); | |
| 385 return NULL; | |
| 386 } | |
| 387 } | |
| 388 | |
| 389 if (opt_rejectWithoutImplementationUID && strlen(assoc->params->theirImplementationClassUID) == 0) | |
| 390 { | |
| 391 /* reject: the no implementation Class UID provided */ | |
| 392 T_ASC_RejectParameters rej = | |
| 393 { | |
| 394 ASC_RESULT_REJECTEDPERMANENT, | |
| 395 ASC_SOURCE_SERVICEUSER, | |
| 396 ASC_REASON_SU_NOREASON | |
| 397 }; | |
| 398 | |
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399 LOG(INFO) << "Association Rejected: No Implementation Class UID provided"; |
| 0 | 400 cond = ASC_rejectAssociation(assoc, &rej); |
| 401 if (cond.bad()) | |
| 402 { | |
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403 LOG(INFO) << cond.text(); |
| 0 | 404 } |
| 405 AssociationCleanup(assoc); | |
| 406 return NULL; | |
| 407 } | |
| 408 | |
| 409 { | |
| 410 cond = ASC_acknowledgeAssociation(assoc); | |
| 411 if (cond.bad()) | |
| 412 { | |
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413 LOG(ERROR) << cond.text(); |
| 0 | 414 AssociationCleanup(assoc); |
| 415 return NULL; | |
| 416 } | |
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417 LOG(INFO) << "Association Acknowledged (Max Send PDV: " << assoc->sendPDVLength << ")"; |
| 0 | 418 if (ASC_countAcceptedPresentationContexts(assoc->params) == 0) |
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419 LOG(INFO) << " (but no valid presentation contexts)"; |
| 0 | 420 } |
| 421 | |
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422 IApplicationEntityFilter* filter = server.HasApplicationEntityFilter() ? &server.GetApplicationEntityFilter() : NULL; |
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423 return new CommandDispatcher(server, assoc, callingIP, callingTitle, filter); |
| 0 | 424 } |
| 425 | |
| 426 bool CommandDispatcher::Step() | |
| 427 /* | |
| 428 * This function receives DIMSE commmands over the network connection | |
| 429 * and handles these commands correspondingly. Note that in case of | |
| 430 * storscp only C-ECHO-RQ and C-STORE-RQ commands can be processed. | |
| 431 */ | |
| 432 { | |
| 433 bool finished = false; | |
| 434 | |
| 435 // receive a DIMSE command over the network, with a timeout of 1 second | |
| 436 DcmDataset *statusDetail = NULL; | |
| 437 T_ASC_PresentationContextID presID = 0; | |
| 438 T_DIMSE_Message msg; | |
| 439 | |
| 440 OFCondition cond = DIMSE_receiveCommand(assoc_, DIMSE_NONBLOCKING, 1, &presID, &msg, &statusDetail); | |
| 441 elapsedTimeSinceLastCommand_++; | |
| 442 | |
| 443 // if the command which was received has extra status | |
| 444 // detail information, dump this information | |
| 445 if (statusDetail != NULL) | |
| 446 { | |
| 101 | 447 //LOG4CPP_WARN(Internals::GetLogger(), "Status Detail:" << OFendl << DcmObject::PrintHelper(*statusDetail)); |
| 0 | 448 delete statusDetail; |
| 449 } | |
| 450 | |
| 451 if (cond == DIMSE_OUTOFRESOURCES) | |
| 452 { | |
| 453 finished = true; | |
| 454 } | |
| 455 else if (cond == DIMSE_NODATAAVAILABLE) | |
| 456 { | |
| 457 // Timeout due to DIMSE_NONBLOCKING | |
| 458 if (clientTimeout_ != 0 && | |
| 459 elapsedTimeSinceLastCommand_ >= clientTimeout_) | |
| 460 { | |
| 461 // This timeout is actually a client timeout | |
| 462 finished = true; | |
| 463 } | |
| 464 } | |
| 465 else if (cond == EC_Normal) | |
| 466 { | |
| 467 // Reset the client timeout counter | |
| 468 elapsedTimeSinceLastCommand_ = 0; | |
| 469 | |
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470 // Convert the type of request to Orthanc's internal type |
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471 bool supported = false; |
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472 DicomRequestType request; |
| 0 | 473 switch (msg.CommandField) |
| 474 { | |
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475 case DIMSE_C_ECHO_RQ: |
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476 request = DicomRequestType_Echo; |
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477 supported = true; |
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478 break; |
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479 |
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480 case DIMSE_C_STORE_RQ: |
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481 request = DicomRequestType_Store; |
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482 supported = true; |
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483 break; |
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484 |
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485 case DIMSE_C_MOVE_RQ: |
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486 request = DicomRequestType_Move; |
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487 supported = true; |
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488 break; |
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489 |
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490 case DIMSE_C_FIND_RQ: |
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491 request = DicomRequestType_Find; |
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492 supported = true; |
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493 break; |
| 0 | 494 |
|
620
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495 default: |
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496 // we cannot handle this kind of message |
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497 cond = DIMSE_BADCOMMANDTYPE; |
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498 LOG(ERROR) << "cannot handle command: 0x" << std::hex << msg.CommandField; |
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499 break; |
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500 } |
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501 |
| 0 | 502 |
|
620
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503 // Check whether this request is allowed by the security filter |
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504 if (supported && |
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505 filter_ != NULL && |
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506 !filter_->IsAllowedRequest(callingIP_, callingAETitle_, request)) |
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507 { |
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508 LOG(ERROR) << EnumerationToString(request) |
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509 << " requests are disallowed for the AET \"" |
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510 << callingAETitle_ << "\""; |
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511 cond = DIMSE_BADCOMMANDTYPE; |
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512 supported = false; |
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513 } |
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514 |
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515 // in case we received a supported message, process this command |
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516 if (supported) |
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517 { |
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518 // If anything goes wrong, there will be a "BADCOMMANDTYPE" answer |
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519 cond = DIMSE_BADCOMMANDTYPE; |
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520 |
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521 switch (request) |
| 0 | 522 { |
|
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523 case DicomRequestType_Echo: |
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524 cond = EchoScp(assoc_, &msg, presID); |
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525 break; |
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526 |
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527 case DicomRequestType_Store: |
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528 if (server_.HasStoreRequestHandlerFactory()) // Should always be true |
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529 { |
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530 std::auto_ptr<IStoreRequestHandler> handler |
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531 (server_.GetStoreRequestHandlerFactory().ConstructStoreRequestHandler()); |
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532 cond = Internals::storeScp(assoc_, &msg, presID, *handler); |
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533 } |
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534 break; |
| 0 | 535 |
|
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536 case DicomRequestType_Move: |
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537 if (server_.HasMoveRequestHandlerFactory()) // Should always be true |
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538 { |
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539 std::auto_ptr<IMoveRequestHandler> handler |
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540 (server_.GetMoveRequestHandlerFactory().ConstructMoveRequestHandler()); |
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541 cond = Internals::moveScp(assoc_, &msg, presID, *handler); |
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542 } |
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543 break; |
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544 |
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545 case DicomRequestType_Find: |
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546 if (server_.HasFindRequestHandlerFactory()) // Should always be true |
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547 { |
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548 std::auto_ptr<IFindRequestHandler> handler |
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549 (server_.GetFindRequestHandlerFactory().ConstructFindRequestHandler()); |
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550 cond = Internals::findScp(assoc_, &msg, presID, *handler); |
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551 } |
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552 break; |
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|
553 |
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|
554 default: |
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555 // Should never happen |
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|
556 break; |
| 0 | 557 } |
| 558 } | |
| 559 } | |
| 560 else | |
| 561 { | |
| 562 // Bad status, which indicates the closing of the connection by | |
| 563 // the peer or a network error | |
| 564 finished = true; | |
| 565 } | |
| 566 | |
| 567 if (finished) | |
| 568 { | |
| 569 if (cond == DUL_PEERREQUESTEDRELEASE) | |
| 570 { | |
|
102
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diff
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|
571 LOG(INFO) << "Association Release"; |
| 0 | 572 ASC_acknowledgeRelease(assoc_); |
| 573 } | |
| 574 else if (cond == DUL_PEERABORTEDASSOCIATION) | |
| 575 { | |
|
102
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diff
changeset
|
576 LOG(INFO) << "Association Aborted"; |
| 0 | 577 } |
| 578 else | |
| 579 { | |
| 580 OFString temp_str; | |
|
102
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diff
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|
581 LOG(ERROR) << "DIMSE failure (aborting association): " << cond.text(); |
| 0 | 582 /* some kind of error so abort the association */ |
| 583 ASC_abortAssociation(assoc_); | |
| 584 } | |
| 585 } | |
| 586 | |
| 587 return !finished; | |
| 588 } | |
| 589 | |
| 590 | |
| 591 OFCondition EchoScp( T_ASC_Association * assoc, T_DIMSE_Message * msg, T_ASC_PresentationContextID presID) | |
| 592 { | |
| 593 OFString temp_str; | |
|
102
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|
594 LOG(INFO) << "Received Echo Request"; |
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595 //LOG(DEBUG) << DIMSE_dumpMessage(temp_str, msg->msg.CEchoRQ, DIMSE_INCOMING, NULL, presID)); |
| 0 | 596 |
| 597 /* the echo succeeded !! */ | |
| 598 OFCondition cond = DIMSE_sendEchoResponse(assoc, presID, &msg->msg.CEchoRQ, STATUS_Success, NULL); | |
| 599 if (cond.bad()) | |
| 600 { | |
|
102
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601 LOG(ERROR) << "Echo SCP Failed: " << cond.text(); |
| 0 | 602 } |
| 603 return cond; | |
| 604 } | |
| 605 } | |
| 606 } |