1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 //#define LOG_NDEBUG 0 18 #define LOG_TAG "IDrmManagerService(Native)" 19 #include <utils/Log.h> 20 21 #include <stdint.h> 22 #include <sys/types.h> 23 #include <binder/IPCThreadState.h> 24 25 #include <drm/DrmInfo.h> 26 #include <drm/DrmConstraints.h> 27 #include <drm/DrmMetadata.h> 28 #include <drm/DrmRights.h> 29 #include <drm/DrmInfoStatus.h> 30 #include <drm/DrmConvertedStatus.h> 31 #include <drm/DrmInfoRequest.h> 32 #include <drm/DrmSupportInfo.h> 33 34 #include "IDrmManagerService.h" 35 36 #define INVALID_BUFFER_LENGTH -1 37 38 using namespace android; 39 40 static void writeDecryptHandleToParcelData( 41 const DecryptHandle* handle, Parcel* data) { 42 data->writeInt32(handle->decryptId); 43 data->writeString8(handle->mimeType); 44 data->writeInt32(handle->decryptApiType); 45 data->writeInt32(handle->status); 46 47 int size = handle->copyControlVector.size(); 48 data->writeInt32(size); 49 for (int i = 0; i < size; i++) { 50 data->writeInt32(handle->copyControlVector.keyAt(i)); 51 data->writeInt32(handle->copyControlVector.valueAt(i)); 52 } 53 54 size = handle->extendedData.size(); 55 data->writeInt32(size); 56 for (int i = 0; i < size; i++) { 57 data->writeString8(handle->extendedData.keyAt(i)); 58 data->writeString8(handle->extendedData.valueAt(i)); 59 } 60 61 if (NULL != handle->decryptInfo) { 62 data->writeInt32(handle->decryptInfo->decryptBufferLength); 63 } else { 64 data->writeInt32(INVALID_BUFFER_LENGTH); 65 } 66 } 67 68 static void readDecryptHandleFromParcelData( 69 DecryptHandle* handle, const Parcel& data) { 70 if (0 == data.dataAvail()) { 71 return; 72 } 73 74 handle->decryptId = data.readInt32(); 75 handle->mimeType = data.readString8(); 76 handle->decryptApiType = data.readInt32(); 77 handle->status = data.readInt32(); 78 79 int size = data.readInt32(); 80 for (int i = 0; i < size; i++) { 81 DrmCopyControl key = (DrmCopyControl)data.readInt32(); 82 int value = data.readInt32(); 83 handle->copyControlVector.add(key, value); 84 } 85 86 size = data.readInt32(); 87 for (int i = 0; i < size; i++) { 88 String8 key = data.readString8(); 89 String8 value = data.readString8(); 90 handle->extendedData.add(key, value); 91 } 92 93 handle->decryptInfo = NULL; 94 const int bufferLen = data.readInt32(); 95 if (INVALID_BUFFER_LENGTH != bufferLen) { 96 handle->decryptInfo = new DecryptInfo(); 97 handle->decryptInfo->decryptBufferLength = bufferLen; 98 } 99 } 100 101 static void clearDecryptHandle(DecryptHandle* handle) { 102 if (handle == NULL) { 103 return; 104 } 105 if (handle->decryptInfo) { 106 delete handle->decryptInfo; 107 handle->decryptInfo = NULL; 108 } 109 handle->copyControlVector.clear(); 110 handle->extendedData.clear(); 111 } 112 113 int BpDrmManagerService::addUniqueId(bool isNative) { 114 ALOGV("add uniqueid"); 115 Parcel data, reply; 116 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 117 data.writeInt32(isNative); 118 remote()->transact(ADD_UNIQUEID, data, &reply); 119 return reply.readInt32(); 120 } 121 122 void BpDrmManagerService::removeUniqueId(int uniqueId) { 123 ALOGV("remove uniqueid"); 124 Parcel data, reply; 125 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 126 data.writeInt32(uniqueId); 127 remote()->transact(REMOVE_UNIQUEID, data, &reply); 128 } 129 130 void BpDrmManagerService::addClient(int uniqueId) { 131 Parcel data, reply; 132 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 133 data.writeInt32(uniqueId); 134 remote()->transact(ADD_CLIENT, data, &reply); 135 } 136 137 void BpDrmManagerService::removeClient(int uniqueId) { 138 Parcel data, reply; 139 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 140 data.writeInt32(uniqueId); 141 remote()->transact(REMOVE_CLIENT, data, &reply); 142 } 143 144 status_t BpDrmManagerService::setDrmServiceListener( 145 int uniqueId, const sp<IDrmServiceListener>& drmServiceListener) { 146 ALOGV("setDrmServiceListener"); 147 Parcel data, reply; 148 149 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 150 data.writeInt32(uniqueId); 151 data.writeStrongBinder(drmServiceListener->asBinder()); 152 remote()->transact(SET_DRM_SERVICE_LISTENER, data, &reply); 153 return reply.readInt32(); 154 } 155 156 status_t BpDrmManagerService::installDrmEngine(int uniqueId, const String8& drmEngineFile) { 157 ALOGV("Install DRM Engine"); 158 Parcel data, reply; 159 160 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 161 data.writeInt32(uniqueId); 162 data.writeString8(drmEngineFile); 163 164 remote()->transact(INSTALL_DRM_ENGINE, data, &reply); 165 return reply.readInt32(); 166 } 167 168 DrmConstraints* BpDrmManagerService::getConstraints( 169 int uniqueId, const String8* path, const int action) { 170 ALOGV("Get Constraints"); 171 Parcel data, reply; 172 173 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 174 data.writeInt32(uniqueId); 175 data.writeString8(*path); 176 data.writeInt32(action); 177 178 remote()->transact(GET_CONSTRAINTS_FROM_CONTENT, data, &reply); 179 180 DrmConstraints* drmConstraints = NULL; 181 if (0 != reply.dataAvail()) { 182 //Filling Drm Constraints 183 drmConstraints = new DrmConstraints(); 184 185 const int size = reply.readInt32(); 186 for (int index = 0; index < size; ++index) { 187 const String8 key(reply.readString8()); 188 const int bufferSize = reply.readInt32(); 189 char* data = NULL; 190 if (0 < bufferSize) { 191 data = new char[bufferSize]; 192 reply.read(data, bufferSize); 193 } 194 drmConstraints->put(&key, data); 195 } 196 } 197 return drmConstraints; 198 } 199 200 DrmMetadata* BpDrmManagerService::getMetadata(int uniqueId, const String8* path) { 201 ALOGV("Get Metadata"); 202 Parcel data, reply; 203 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 204 data.writeInt32(uniqueId); 205 206 DrmMetadata* drmMetadata = NULL; 207 data.writeString8(*path); 208 remote()->transact(GET_METADATA_FROM_CONTENT, data, &reply); 209 210 if (0 != reply.dataAvail()) { 211 //Filling Drm Metadata 212 drmMetadata = new DrmMetadata(); 213 214 const int size = reply.readInt32(); 215 for (int index = 0; index < size; ++index) { 216 const String8 key(reply.readString8()); 217 const int bufferSize = reply.readInt32(); 218 char* data = NULL; 219 if (0 < bufferSize) { 220 data = new char[bufferSize]; 221 reply.read(data, bufferSize); 222 } 223 drmMetadata->put(&key, data); 224 } 225 } 226 return drmMetadata; 227 } 228 229 bool BpDrmManagerService::canHandle(int uniqueId, const String8& path, const String8& mimeType) { 230 ALOGV("Can Handle"); 231 Parcel data, reply; 232 233 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 234 data.writeInt32(uniqueId); 235 236 data.writeString8(path); 237 data.writeString8(mimeType); 238 239 remote()->transact(CAN_HANDLE, data, &reply); 240 241 return static_cast<bool>(reply.readInt32()); 242 } 243 244 DrmInfoStatus* BpDrmManagerService::processDrmInfo(int uniqueId, const DrmInfo* drmInfo) { 245 ALOGV("Process DRM Info"); 246 Parcel data, reply; 247 248 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 249 data.writeInt32(uniqueId); 250 251 //Filling DRM info 252 data.writeInt32(drmInfo->getInfoType()); 253 const DrmBuffer dataBuffer = drmInfo->getData(); 254 const int dataBufferSize = dataBuffer.length; 255 data.writeInt32(dataBufferSize); 256 if (0 < dataBufferSize) { 257 data.write(dataBuffer.data, dataBufferSize); 258 } 259 data.writeString8(drmInfo->getMimeType()); 260 261 data.writeInt32(drmInfo->getCount()); 262 DrmInfo::KeyIterator keyIt = drmInfo->keyIterator(); 263 264 while (keyIt.hasNext()) { 265 const String8 key = keyIt.next(); 266 data.writeString8(key); 267 const String8 value = drmInfo->get(key); 268 data.writeString8((value == String8("")) ? String8("NULL") : value); 269 } 270 271 remote()->transact(PROCESS_DRM_INFO, data, &reply); 272 273 DrmInfoStatus* drmInfoStatus = NULL; 274 if (0 != reply.dataAvail()) { 275 //Filling DRM Info Status 276 const int statusCode = reply.readInt32(); 277 const int infoType = reply.readInt32(); 278 const String8 mimeType = reply.readString8(); 279 280 DrmBuffer* drmBuffer = NULL; 281 if (0 != reply.dataAvail()) { 282 const int bufferSize = reply.readInt32(); 283 char* data = NULL; 284 if (0 < bufferSize) { 285 data = new char[bufferSize]; 286 reply.read(data, bufferSize); 287 } 288 drmBuffer = new DrmBuffer(data, bufferSize); 289 } 290 drmInfoStatus = new DrmInfoStatus(statusCode, infoType, drmBuffer, mimeType); 291 } 292 return drmInfoStatus; 293 } 294 295 DrmInfo* BpDrmManagerService::acquireDrmInfo(int uniqueId, const DrmInfoRequest* drmInforequest) { 296 ALOGV("Acquire DRM Info"); 297 Parcel data, reply; 298 299 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 300 data.writeInt32(uniqueId); 301 302 //Filling DRM Info Request 303 data.writeInt32(drmInforequest->getInfoType()); 304 data.writeString8(drmInforequest->getMimeType()); 305 306 data.writeInt32(drmInforequest->getCount()); 307 DrmInfoRequest::KeyIterator keyIt = drmInforequest->keyIterator(); 308 309 while (keyIt.hasNext()) { 310 const String8 key = keyIt.next(); 311 data.writeString8(key); 312 const String8 value = drmInforequest->get(key); 313 data.writeString8((value == String8("")) ? String8("NULL") : value); 314 } 315 316 remote()->transact(ACQUIRE_DRM_INFO, data, &reply); 317 318 DrmInfo* drmInfo = NULL; 319 if (0 != reply.dataAvail()) { 320 //Filling DRM Info 321 const int infoType = reply.readInt32(); 322 const int bufferSize = reply.readInt32(); 323 char* data = NULL; 324 325 if (0 < bufferSize) { 326 data = new char[bufferSize]; 327 reply.read(data, bufferSize); 328 } 329 drmInfo = new DrmInfo(infoType, DrmBuffer(data, bufferSize), reply.readString8()); 330 331 const int size = reply.readInt32(); 332 for (int index = 0; index < size; ++index) { 333 const String8 key(reply.readString8()); 334 const String8 value(reply.readString8()); 335 drmInfo->put(key, (value == String8("NULL")) ? String8("") : value); 336 } 337 } 338 return drmInfo; 339 } 340 341 status_t BpDrmManagerService::saveRights( 342 int uniqueId, const DrmRights& drmRights, 343 const String8& rightsPath, const String8& contentPath) { 344 ALOGV("Save Rights"); 345 Parcel data, reply; 346 347 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 348 data.writeInt32(uniqueId); 349 350 //Filling Drm Rights 351 const DrmBuffer dataBuffer = drmRights.getData(); 352 data.writeInt32(dataBuffer.length); 353 data.write(dataBuffer.data, dataBuffer.length); 354 355 const String8 mimeType = drmRights.getMimeType(); 356 data.writeString8((mimeType == String8("")) ? String8("NULL") : mimeType); 357 358 const String8 accountId = drmRights.getAccountId(); 359 data.writeString8((accountId == String8("")) ? String8("NULL") : accountId); 360 361 const String8 subscriptionId = drmRights.getSubscriptionId(); 362 data.writeString8((subscriptionId == String8("")) ? String8("NULL") : subscriptionId); 363 364 data.writeString8((rightsPath == String8("")) ? String8("NULL") : rightsPath); 365 data.writeString8((contentPath == String8("")) ? String8("NULL") : contentPath); 366 367 remote()->transact(SAVE_RIGHTS, data, &reply); 368 return reply.readInt32(); 369 } 370 371 String8 BpDrmManagerService::getOriginalMimeType(int uniqueId, const String8& path) { 372 ALOGV("Get Original MimeType"); 373 Parcel data, reply; 374 375 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 376 data.writeInt32(uniqueId); 377 data.writeString8(path); 378 379 remote()->transact(GET_ORIGINAL_MIMETYPE, data, &reply); 380 return reply.readString8(); 381 } 382 383 int BpDrmManagerService::getDrmObjectType( 384 int uniqueId, const String8& path, const String8& mimeType) { 385 ALOGV("Get Drm object type"); 386 Parcel data, reply; 387 388 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 389 data.writeInt32(uniqueId); 390 data.writeString8(path); 391 data.writeString8(mimeType); 392 393 remote()->transact(GET_DRM_OBJECT_TYPE, data, &reply); 394 395 return reply.readInt32(); 396 } 397 398 int BpDrmManagerService::checkRightsStatus(int uniqueId, const String8& path, int action) { 399 ALOGV("checkRightsStatus"); 400 Parcel data, reply; 401 402 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 403 data.writeInt32(uniqueId); 404 data.writeString8(path); 405 data.writeInt32(action); 406 407 remote()->transact(CHECK_RIGHTS_STATUS, data, &reply); 408 409 return reply.readInt32(); 410 } 411 412 status_t BpDrmManagerService::consumeRights( 413 int uniqueId, DecryptHandle* decryptHandle, int action, bool reserve) { 414 ALOGV("consumeRights"); 415 Parcel data, reply; 416 417 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 418 data.writeInt32(uniqueId); 419 420 writeDecryptHandleToParcelData(decryptHandle, &data); 421 422 data.writeInt32(action); 423 data.writeInt32(static_cast< int>(reserve)); 424 425 remote()->transact(CONSUME_RIGHTS, data, &reply); 426 return reply.readInt32(); 427 } 428 429 status_t BpDrmManagerService::setPlaybackStatus( 430 int uniqueId, DecryptHandle* decryptHandle, int playbackStatus, int64_t position) { 431 ALOGV("setPlaybackStatus"); 432 Parcel data, reply; 433 434 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 435 data.writeInt32(uniqueId); 436 437 writeDecryptHandleToParcelData(decryptHandle, &data); 438 439 data.writeInt32(playbackStatus); 440 data.writeInt64(position); 441 442 remote()->transact(SET_PLAYBACK_STATUS, data, &reply); 443 return reply.readInt32(); 444 } 445 446 bool BpDrmManagerService::validateAction( 447 int uniqueId, const String8& path, 448 int action, const ActionDescription& description) { 449 ALOGV("validateAction"); 450 Parcel data, reply; 451 452 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 453 data.writeInt32(uniqueId); 454 data.writeString8(path); 455 data.writeInt32(action); 456 data.writeInt32(description.outputType); 457 data.writeInt32(description.configuration); 458 459 remote()->transact(VALIDATE_ACTION, data, &reply); 460 461 return static_cast<bool>(reply.readInt32()); 462 } 463 464 status_t BpDrmManagerService::removeRights(int uniqueId, const String8& path) { 465 ALOGV("removeRights"); 466 Parcel data, reply; 467 468 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 469 data.writeInt32(uniqueId); 470 data.writeString8(path); 471 472 remote()->transact(REMOVE_RIGHTS, data, &reply); 473 return reply.readInt32(); 474 } 475 476 status_t BpDrmManagerService::removeAllRights(int uniqueId) { 477 ALOGV("removeAllRights"); 478 Parcel data, reply; 479 480 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 481 data.writeInt32(uniqueId); 482 483 remote()->transact(REMOVE_ALL_RIGHTS, data, &reply); 484 return reply.readInt32(); 485 } 486 487 int BpDrmManagerService::openConvertSession(int uniqueId, const String8& mimeType) { 488 ALOGV("openConvertSession"); 489 Parcel data, reply; 490 491 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 492 data.writeInt32(uniqueId); 493 data.writeString8(mimeType); 494 495 remote()->transact(OPEN_CONVERT_SESSION, data, &reply); 496 return reply.readInt32(); 497 } 498 499 DrmConvertedStatus* BpDrmManagerService::convertData( 500 int uniqueId, int convertId, const DrmBuffer* inputData) { 501 ALOGV("convertData"); 502 Parcel data, reply; 503 504 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 505 data.writeInt32(uniqueId); 506 data.writeInt32(convertId); 507 data.writeInt32(inputData->length); 508 data.write(inputData->data, inputData->length); 509 510 remote()->transact(CONVERT_DATA, data, &reply); 511 512 DrmConvertedStatus* drmConvertedStatus = NULL; 513 514 if (0 != reply.dataAvail()) { 515 //Filling DRM Converted Status 516 const int statusCode = reply.readInt32(); 517 const off64_t offset = reply.readInt64(); 518 519 DrmBuffer* convertedData = NULL; 520 if (0 != reply.dataAvail()) { 521 const int bufferSize = reply.readInt32(); 522 char* data = NULL; 523 if (0 < bufferSize) { 524 data = new char[bufferSize]; 525 reply.read(data, bufferSize); 526 } 527 convertedData = new DrmBuffer(data, bufferSize); 528 } 529 drmConvertedStatus = new DrmConvertedStatus(statusCode, convertedData, offset); 530 } 531 return drmConvertedStatus; 532 } 533 534 DrmConvertedStatus* BpDrmManagerService::closeConvertSession(int uniqueId, int convertId) { 535 ALOGV("closeConvertSession"); 536 Parcel data, reply; 537 538 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 539 data.writeInt32(uniqueId); 540 data.writeInt32(convertId); 541 542 remote()->transact(CLOSE_CONVERT_SESSION, data, &reply); 543 544 DrmConvertedStatus* drmConvertedStatus = NULL; 545 546 if (0 != reply.dataAvail()) { 547 //Filling DRM Converted Status 548 const int statusCode = reply.readInt32(); 549 const off64_t offset = reply.readInt64(); 550 551 DrmBuffer* convertedData = NULL; 552 if (0 != reply.dataAvail()) { 553 const int bufferSize = reply.readInt32(); 554 char* data = NULL; 555 if (0 < bufferSize) { 556 data = new char[bufferSize]; 557 reply.read(data, bufferSize); 558 } 559 convertedData = new DrmBuffer(data, bufferSize); 560 } 561 drmConvertedStatus = new DrmConvertedStatus(statusCode, convertedData, offset); 562 } 563 return drmConvertedStatus; 564 } 565 566 status_t BpDrmManagerService::getAllSupportInfo( 567 int uniqueId, int* length, DrmSupportInfo** drmSupportInfoArray) { 568 ALOGV("Get All Support Info"); 569 Parcel data, reply; 570 571 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 572 data.writeInt32(uniqueId); 573 574 remote()->transact(GET_ALL_SUPPORT_INFO, data, &reply); 575 576 //Filling DRM Support Info 577 const int arraySize = reply.readInt32(); 578 if (0 < arraySize) { 579 *drmSupportInfoArray = new DrmSupportInfo[arraySize]; 580 581 for (int index = 0; index < arraySize; ++index) { 582 DrmSupportInfo drmSupportInfo; 583 584 const int fileSuffixVectorSize = reply.readInt32(); 585 for (int i = 0; i < fileSuffixVectorSize; ++i) { 586 drmSupportInfo.addFileSuffix(reply.readString8()); 587 } 588 589 const int mimeTypeVectorSize = reply.readInt32(); 590 for (int i = 0; i < mimeTypeVectorSize; ++i) { 591 drmSupportInfo.addMimeType(reply.readString8()); 592 } 593 594 drmSupportInfo.setDescription(reply.readString8()); 595 (*drmSupportInfoArray)[index] = drmSupportInfo; 596 } 597 } 598 *length = arraySize; 599 return reply.readInt32(); 600 } 601 602 DecryptHandle* BpDrmManagerService::openDecryptSession( 603 int uniqueId, int fd, off64_t offset, off64_t length, const char* mime) { 604 ALOGV("Entering BpDrmManagerService::openDecryptSession"); 605 Parcel data, reply; 606 607 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 608 data.writeInt32(uniqueId); 609 data.writeFileDescriptor(fd); 610 data.writeInt64(offset); 611 data.writeInt64(length); 612 String8 mimeType; 613 if (mime) { 614 mimeType = mime; 615 } 616 data.writeString8(mimeType); 617 618 remote()->transact(OPEN_DECRYPT_SESSION, data, &reply); 619 620 DecryptHandle* handle = NULL; 621 if (0 != reply.dataAvail()) { 622 handle = new DecryptHandle(); 623 readDecryptHandleFromParcelData(handle, reply); 624 } 625 return handle; 626 } 627 628 DecryptHandle* BpDrmManagerService::openDecryptSession( 629 int uniqueId, const char* uri, const char* mime) { 630 631 ALOGV("Entering BpDrmManagerService::openDecryptSession: mime=%s", mime? mime: "NULL"); 632 Parcel data, reply; 633 634 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 635 data.writeInt32(uniqueId); 636 data.writeString8(String8(uri)); 637 String8 mimeType; 638 if (mime) { 639 mimeType = mime; 640 } 641 data.writeString8(mimeType); 642 643 remote()->transact(OPEN_DECRYPT_SESSION_FROM_URI, data, &reply); 644 645 DecryptHandle* handle = NULL; 646 if (0 != reply.dataAvail()) { 647 handle = new DecryptHandle(); 648 readDecryptHandleFromParcelData(handle, reply); 649 } else { 650 ALOGV("no decryptHandle is generated in service side"); 651 } 652 return handle; 653 } 654 655 status_t BpDrmManagerService::closeDecryptSession(int uniqueId, DecryptHandle* decryptHandle) { 656 ALOGV("closeDecryptSession"); 657 Parcel data, reply; 658 659 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 660 data.writeInt32(uniqueId); 661 662 writeDecryptHandleToParcelData(decryptHandle, &data); 663 664 remote()->transact(CLOSE_DECRYPT_SESSION, data, &reply); 665 666 return reply.readInt32(); 667 } 668 669 status_t BpDrmManagerService::initializeDecryptUnit( 670 int uniqueId, DecryptHandle* decryptHandle, 671 int decryptUnitId, const DrmBuffer* headerInfo) { 672 ALOGV("initializeDecryptUnit"); 673 Parcel data, reply; 674 675 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 676 data.writeInt32(uniqueId); 677 678 writeDecryptHandleToParcelData(decryptHandle, &data); 679 680 data.writeInt32(decryptUnitId); 681 682 data.writeInt32(headerInfo->length); 683 data.write(headerInfo->data, headerInfo->length); 684 685 remote()->transact(INITIALIZE_DECRYPT_UNIT, data, &reply); 686 return reply.readInt32(); 687 } 688 689 status_t BpDrmManagerService::decrypt( 690 int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId, 691 const DrmBuffer* encBuffer, DrmBuffer** decBuffer, DrmBuffer* IV) { 692 ALOGV("decrypt"); 693 Parcel data, reply; 694 695 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 696 data.writeInt32(uniqueId); 697 698 writeDecryptHandleToParcelData(decryptHandle, &data); 699 700 data.writeInt32(decryptUnitId); 701 data.writeInt32((*decBuffer)->length); 702 703 data.writeInt32(encBuffer->length); 704 data.write(encBuffer->data, encBuffer->length); 705 706 if (NULL != IV) { 707 data.writeInt32(IV->length); 708 data.write(IV->data, IV->length); 709 } 710 711 remote()->transact(DECRYPT, data, &reply); 712 713 const status_t status = reply.readInt32(); 714 ALOGV("Return value of decrypt() is %d", status); 715 716 const int size = reply.readInt32(); 717 (*decBuffer)->length = size; 718 reply.read((void *)(*decBuffer)->data, size); 719 720 return status; 721 } 722 723 status_t BpDrmManagerService::finalizeDecryptUnit( 724 int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId) { 725 ALOGV("finalizeDecryptUnit"); 726 Parcel data, reply; 727 728 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 729 data.writeInt32(uniqueId); 730 731 writeDecryptHandleToParcelData(decryptHandle, &data); 732 733 data.writeInt32(decryptUnitId); 734 735 remote()->transact(FINALIZE_DECRYPT_UNIT, data, &reply); 736 return reply.readInt32(); 737 } 738 739 ssize_t BpDrmManagerService::pread( 740 int uniqueId, DecryptHandle* decryptHandle, void* buffer, 741 ssize_t numBytes, off64_t offset) { 742 ALOGV("read"); 743 Parcel data, reply; 744 int result; 745 746 data.writeInterfaceToken(IDrmManagerService::getInterfaceDescriptor()); 747 data.writeInt32(uniqueId); 748 749 writeDecryptHandleToParcelData(decryptHandle, &data); 750 751 data.writeInt32(numBytes); 752 data.writeInt64(offset); 753 754 remote()->transact(PREAD, data, &reply); 755 result = reply.readInt32(); 756 if (0 < result) { 757 reply.read(buffer, result); 758 } 759 return result; 760 } 761 762 IMPLEMENT_META_INTERFACE(DrmManagerService, "drm.IDrmManagerService"); 763 764 status_t BnDrmManagerService::onTransact( 765 uint32_t code, const Parcel& data, 766 Parcel* reply, uint32_t flags) { 767 ALOGV("Entering BnDrmManagerService::onTransact with code %d", code); 768 769 switch (code) { 770 case ADD_UNIQUEID: 771 { 772 ALOGV("BnDrmManagerService::onTransact :ADD_UNIQUEID"); 773 CHECK_INTERFACE(IDrmManagerService, data, reply); 774 int uniqueId = addUniqueId(data.readInt32()); 775 reply->writeInt32(uniqueId); 776 return DRM_NO_ERROR; 777 } 778 779 case REMOVE_UNIQUEID: 780 { 781 ALOGV("BnDrmManagerService::onTransact :REMOVE_UNIQUEID"); 782 CHECK_INTERFACE(IDrmManagerService, data, reply); 783 removeUniqueId(data.readInt32()); 784 return DRM_NO_ERROR; 785 } 786 787 case ADD_CLIENT: 788 { 789 ALOGV("BnDrmManagerService::onTransact :ADD_CLIENT"); 790 CHECK_INTERFACE(IDrmManagerService, data, reply); 791 addClient(data.readInt32()); 792 return DRM_NO_ERROR; 793 } 794 795 case REMOVE_CLIENT: 796 { 797 ALOGV("BnDrmManagerService::onTransact :REMOVE_CLIENT"); 798 CHECK_INTERFACE(IDrmManagerService, data, reply); 799 removeClient(data.readInt32()); 800 return DRM_NO_ERROR; 801 } 802 803 case SET_DRM_SERVICE_LISTENER: 804 { 805 ALOGV("BnDrmManagerService::onTransact :SET_DRM_SERVICE_LISTENER"); 806 CHECK_INTERFACE(IDrmManagerService, data, reply); 807 808 const int uniqueId = data.readInt32(); 809 const sp<IDrmServiceListener> drmServiceListener 810 = interface_cast<IDrmServiceListener> (data.readStrongBinder()); 811 812 status_t status = setDrmServiceListener(uniqueId, drmServiceListener); 813 814 reply->writeInt32(status); 815 return DRM_NO_ERROR; 816 } 817 818 case INSTALL_DRM_ENGINE: 819 { 820 ALOGV("BnDrmManagerService::onTransact :INSTALL_DRM_ENGINE"); 821 CHECK_INTERFACE(IDrmManagerService, data, reply); 822 823 const int uniqueId = data.readInt32(); 824 const String8 engineFile = data.readString8(); 825 status_t status = installDrmEngine(uniqueId, engineFile); 826 827 reply->writeInt32(status); 828 return DRM_NO_ERROR; 829 } 830 831 case GET_CONSTRAINTS_FROM_CONTENT: 832 { 833 ALOGV("BnDrmManagerService::onTransact :GET_CONSTRAINTS_FROM_CONTENT"); 834 CHECK_INTERFACE(IDrmManagerService, data, reply); 835 836 const int uniqueId = data.readInt32(); 837 const String8 path = data.readString8(); 838 839 DrmConstraints* drmConstraints 840 = getConstraints(uniqueId, &path, data.readInt32()); 841 842 if (NULL != drmConstraints) { 843 //Filling DRM Constraints contents 844 reply->writeInt32(drmConstraints->getCount()); 845 846 DrmConstraints::KeyIterator keyIt = drmConstraints->keyIterator(); 847 while (keyIt.hasNext()) { 848 const String8 key = keyIt.next(); 849 reply->writeString8(key); 850 const char* value = drmConstraints->getAsByteArray(&key); 851 int bufferSize = 0; 852 if (NULL != value) { 853 bufferSize = strlen(value); 854 } 855 reply->writeInt32(bufferSize + 1); 856 reply->write(value, bufferSize + 1); 857 } 858 } 859 delete drmConstraints; drmConstraints = NULL; 860 return DRM_NO_ERROR; 861 } 862 863 case GET_METADATA_FROM_CONTENT: 864 { 865 ALOGV("BnDrmManagerService::onTransact :GET_METADATA_FROM_CONTENT"); 866 CHECK_INTERFACE(IDrmManagerService, data, reply); 867 868 const int uniqueId = data.readInt32(); 869 const String8 path = data.readString8(); 870 871 DrmMetadata* drmMetadata = getMetadata(uniqueId, &path); 872 if (NULL != drmMetadata) { 873 //Filling DRM Metadata contents 874 reply->writeInt32(drmMetadata->getCount()); 875 876 DrmMetadata::KeyIterator keyIt = drmMetadata->keyIterator(); 877 while (keyIt.hasNext()) { 878 const String8 key = keyIt.next(); 879 reply->writeString8(key); 880 const char* value = drmMetadata->getAsByteArray(&key); 881 int bufferSize = 0; 882 if (NULL != value) { 883 bufferSize = strlen(value); 884 reply->writeInt32(bufferSize + 1); 885 reply->write(value, bufferSize + 1); 886 } else { 887 reply->writeInt32(0); 888 } 889 } 890 } 891 delete drmMetadata; drmMetadata = NULL; 892 return NO_ERROR; 893 } 894 895 case CAN_HANDLE: 896 { 897 ALOGV("BnDrmManagerService::onTransact :CAN_HANDLE"); 898 CHECK_INTERFACE(IDrmManagerService, data, reply); 899 900 const int uniqueId = data.readInt32(); 901 const String8 path = data.readString8(); 902 const String8 mimeType = data.readString8(); 903 904 bool result = canHandle(uniqueId, path, mimeType); 905 906 reply->writeInt32(result); 907 return DRM_NO_ERROR; 908 } 909 910 case PROCESS_DRM_INFO: 911 { 912 ALOGV("BnDrmManagerService::onTransact :PROCESS_DRM_INFO"); 913 CHECK_INTERFACE(IDrmManagerService, data, reply); 914 915 const int uniqueId = data.readInt32(); 916 917 //Filling DRM info 918 const int infoType = data.readInt32(); 919 const int bufferSize = data.readInt32(); 920 char* buffer = NULL; 921 if (0 < bufferSize) { 922 buffer = (char *)data.readInplace(bufferSize); 923 } 924 const DrmBuffer drmBuffer(buffer, bufferSize); 925 DrmInfo* drmInfo = new DrmInfo(infoType, drmBuffer, data.readString8()); 926 927 const int size = data.readInt32(); 928 for (int index = 0; index < size; ++index) { 929 const String8 key(data.readString8()); 930 const String8 value(data.readString8()); 931 drmInfo->put(key, (value == String8("NULL")) ? String8("") : value); 932 } 933 934 DrmInfoStatus* drmInfoStatus = processDrmInfo(uniqueId, drmInfo); 935 936 if (NULL != drmInfoStatus) { 937 //Filling DRM Info Status contents 938 reply->writeInt32(drmInfoStatus->statusCode); 939 reply->writeInt32(drmInfoStatus->infoType); 940 reply->writeString8(drmInfoStatus->mimeType); 941 942 if (NULL != drmInfoStatus->drmBuffer) { 943 const DrmBuffer* drmBuffer = drmInfoStatus->drmBuffer; 944 const int bufferSize = drmBuffer->length; 945 reply->writeInt32(bufferSize); 946 if (0 < bufferSize) { 947 reply->write(drmBuffer->data, bufferSize); 948 } 949 delete [] drmBuffer->data; 950 delete drmBuffer; drmBuffer = NULL; 951 } 952 } 953 delete drmInfo; drmInfo = NULL; 954 delete drmInfoStatus; drmInfoStatus = NULL; 955 return DRM_NO_ERROR; 956 } 957 958 case ACQUIRE_DRM_INFO: 959 { 960 ALOGV("BnDrmManagerService::onTransact :ACQUIRE_DRM_INFO"); 961 CHECK_INTERFACE(IDrmManagerService, data, reply); 962 963 const int uniqueId = data.readInt32(); 964 965 //Filling DRM info Request 966 const int infoType = data.readInt32(); 967 const String8 mimeType = data.readString8(); 968 DrmInfoRequest* drmInfoRequest = new DrmInfoRequest(infoType, mimeType); 969 970 const int size = data.readInt32(); 971 for (int index = 0; index < size; ++index) { 972 const String8 key(data.readString8()); 973 const String8 value(data.readString8()); 974 drmInfoRequest->put(key, (value == String8("NULL")) ? String8("") : value); 975 } 976 977 DrmInfo* drmInfo = acquireDrmInfo(uniqueId, drmInfoRequest); 978 979 if (NULL != drmInfo) { 980 //Filling DRM Info 981 const DrmBuffer drmBuffer = drmInfo->getData(); 982 reply->writeInt32(drmInfo->getInfoType()); 983 984 const int bufferSize = drmBuffer.length; 985 reply->writeInt32(bufferSize); 986 if (0 < bufferSize) { 987 reply->write(drmBuffer.data, bufferSize); 988 } 989 reply->writeString8(drmInfo->getMimeType()); 990 reply->writeInt32(drmInfo->getCount()); 991 992 DrmInfo::KeyIterator keyIt = drmInfo->keyIterator(); 993 while (keyIt.hasNext()) { 994 const String8 key = keyIt.next(); 995 reply->writeString8(key); 996 const String8 value = drmInfo->get(key); 997 reply->writeString8((value == String8("")) ? String8("NULL") : value); 998 } 999 delete [] drmBuffer.data; 1000 } 1001 delete drmInfoRequest; drmInfoRequest = NULL; 1002 delete drmInfo; drmInfo = NULL; 1003 return DRM_NO_ERROR; 1004 } 1005 1006 case SAVE_RIGHTS: 1007 { 1008 ALOGV("BnDrmManagerService::onTransact :SAVE_RIGHTS"); 1009 CHECK_INTERFACE(IDrmManagerService, data, reply); 1010 1011 const int uniqueId = data.readInt32(); 1012 1013 //Filling DRM Rights 1014 const int bufferSize = data.readInt32(); 1015 const DrmBuffer drmBuffer((char *)data.readInplace(bufferSize), bufferSize); 1016 1017 const String8 mimeType(data.readString8()); 1018 const String8 accountId(data.readString8()); 1019 const String8 subscriptionId(data.readString8()); 1020 const String8 rightsPath(data.readString8()); 1021 const String8 contentPath(data.readString8()); 1022 1023 DrmRights drmRights(drmBuffer, 1024 ((mimeType == String8("NULL")) ? String8("") : mimeType), 1025 ((accountId == String8("NULL")) ? String8("") : accountId), 1026 ((subscriptionId == String8("NULL")) ? String8("") : subscriptionId)); 1027 1028 const status_t status = saveRights(uniqueId, drmRights, 1029 ((rightsPath == String8("NULL")) ? String8("") : rightsPath), 1030 ((contentPath == String8("NULL")) ? String8("") : contentPath)); 1031 1032 reply->writeInt32(status); 1033 return DRM_NO_ERROR; 1034 } 1035 1036 case GET_ORIGINAL_MIMETYPE: 1037 { 1038 ALOGV("BnDrmManagerService::onTransact :GET_ORIGINAL_MIMETYPE"); 1039 CHECK_INTERFACE(IDrmManagerService, data, reply); 1040 1041 const int uniqueId = data.readInt32(); 1042 const String8 path = data.readString8(); 1043 const String8 originalMimeType = getOriginalMimeType(uniqueId, path); 1044 1045 reply->writeString8(originalMimeType); 1046 return DRM_NO_ERROR; 1047 } 1048 1049 case GET_DRM_OBJECT_TYPE: 1050 { 1051 ALOGV("BnDrmManagerService::onTransact :GET_DRM_OBJECT_TYPE"); 1052 CHECK_INTERFACE(IDrmManagerService, data, reply); 1053 1054 const int uniqueId = data.readInt32(); 1055 const String8 path = data.readString8(); 1056 const String8 mimeType = data.readString8(); 1057 const int drmObjectType = getDrmObjectType(uniqueId, path, mimeType); 1058 1059 reply->writeInt32(drmObjectType); 1060 return DRM_NO_ERROR; 1061 } 1062 1063 case CHECK_RIGHTS_STATUS: 1064 { 1065 ALOGV("BnDrmManagerService::onTransact :CHECK_RIGHTS_STATUS"); 1066 CHECK_INTERFACE(IDrmManagerService, data, reply); 1067 1068 const int uniqueId = data.readInt32(); 1069 const String8 path = data.readString8(); 1070 const int action = data.readInt32(); 1071 const int result = checkRightsStatus(uniqueId, path, action); 1072 1073 reply->writeInt32(result); 1074 return DRM_NO_ERROR; 1075 } 1076 1077 case CONSUME_RIGHTS: 1078 { 1079 ALOGV("BnDrmManagerService::onTransact :CONSUME_RIGHTS"); 1080 CHECK_INTERFACE(IDrmManagerService, data, reply); 1081 1082 const int uniqueId = data.readInt32(); 1083 1084 DecryptHandle handle; 1085 readDecryptHandleFromParcelData(&handle, data); 1086 1087 const int action = data.readInt32(); 1088 const bool reserve = static_cast<bool>(data.readInt32()); 1089 const status_t status 1090 = consumeRights(uniqueId, &handle, action, reserve); 1091 reply->writeInt32(status); 1092 1093 clearDecryptHandle(&handle); 1094 return DRM_NO_ERROR; 1095 } 1096 1097 case SET_PLAYBACK_STATUS: 1098 { 1099 ALOGV("BnDrmManagerService::onTransact :SET_PLAYBACK_STATUS"); 1100 CHECK_INTERFACE(IDrmManagerService, data, reply); 1101 1102 const int uniqueId = data.readInt32(); 1103 1104 DecryptHandle handle; 1105 readDecryptHandleFromParcelData(&handle, data); 1106 1107 const int playbackStatus = data.readInt32(); 1108 const int64_t position = data.readInt64(); 1109 const status_t status 1110 = setPlaybackStatus(uniqueId, &handle, playbackStatus, position); 1111 reply->writeInt32(status); 1112 1113 clearDecryptHandle(&handle); 1114 return DRM_NO_ERROR; 1115 } 1116 1117 case VALIDATE_ACTION: 1118 { 1119 ALOGV("BnDrmManagerService::onTransact :VALIDATE_ACTION"); 1120 CHECK_INTERFACE(IDrmManagerService, data, reply); 1121 1122 const int uniqueId = data.readInt32(); 1123 const String8 path = data.readString8(); 1124 const int action = data.readInt32(); 1125 const int outputType = data.readInt32(); 1126 const int configuration = data.readInt32(); 1127 bool result = validateAction(uniqueId, path, action, 1128 ActionDescription(outputType, configuration)); 1129 1130 reply->writeInt32(result); 1131 return DRM_NO_ERROR; 1132 } 1133 1134 case REMOVE_RIGHTS: 1135 { 1136 ALOGV("BnDrmManagerService::onTransact :REMOVE_RIGHTS"); 1137 CHECK_INTERFACE(IDrmManagerService, data, reply); 1138 1139 int uniqueId = data.readInt32(); 1140 String8 path = data.readString8(); 1141 const status_t status = removeRights(uniqueId, path); 1142 reply->writeInt32(status); 1143 1144 return DRM_NO_ERROR; 1145 } 1146 1147 case REMOVE_ALL_RIGHTS: 1148 { 1149 ALOGV("BnDrmManagerService::onTransact :REMOVE_ALL_RIGHTS"); 1150 CHECK_INTERFACE(IDrmManagerService, data, reply); 1151 1152 const status_t status = removeAllRights(data.readInt32()); 1153 reply->writeInt32(status); 1154 1155 return DRM_NO_ERROR; 1156 } 1157 1158 case OPEN_CONVERT_SESSION: 1159 { 1160 ALOGV("BnDrmManagerService::onTransact :OPEN_CONVERT_SESSION"); 1161 CHECK_INTERFACE(IDrmManagerService, data, reply); 1162 1163 const int uniqueId = data.readInt32(); 1164 const String8 mimeType = data.readString8(); 1165 const int convertId = openConvertSession(uniqueId, mimeType); 1166 1167 reply->writeInt32(convertId); 1168 return DRM_NO_ERROR; 1169 } 1170 1171 case CONVERT_DATA: 1172 { 1173 ALOGV("BnDrmManagerService::onTransact :CONVERT_DATA"); 1174 CHECK_INTERFACE(IDrmManagerService, data, reply); 1175 1176 const int uniqueId = data.readInt32(); 1177 const int convertId = data.readInt32(); 1178 1179 //Filling input data 1180 const int bufferSize = data.readInt32(); 1181 DrmBuffer* inputData = new DrmBuffer((char *)data.readInplace(bufferSize), bufferSize); 1182 1183 DrmConvertedStatus* drmConvertedStatus = convertData(uniqueId, convertId, inputData); 1184 1185 if (NULL != drmConvertedStatus) { 1186 //Filling Drm Converted Ststus 1187 reply->writeInt32(drmConvertedStatus->statusCode); 1188 reply->writeInt64(drmConvertedStatus->offset); 1189 1190 if (NULL != drmConvertedStatus->convertedData) { 1191 const DrmBuffer* convertedData = drmConvertedStatus->convertedData; 1192 const int bufferSize = convertedData->length; 1193 reply->writeInt32(bufferSize); 1194 if (0 < bufferSize) { 1195 reply->write(convertedData->data, bufferSize); 1196 } 1197 delete [] convertedData->data; 1198 delete convertedData; convertedData = NULL; 1199 } 1200 } 1201 delete inputData; inputData = NULL; 1202 delete drmConvertedStatus; drmConvertedStatus = NULL; 1203 return DRM_NO_ERROR; 1204 } 1205 1206 case CLOSE_CONVERT_SESSION: 1207 { 1208 ALOGV("BnDrmManagerService::onTransact :CLOSE_CONVERT_SESSION"); 1209 CHECK_INTERFACE(IDrmManagerService, data, reply); 1210 1211 const int uniqueId = data.readInt32(); 1212 const int convertId = data.readInt32(); 1213 DrmConvertedStatus* drmConvertedStatus 1214 = closeConvertSession(uniqueId, convertId); 1215 1216 if (NULL != drmConvertedStatus) { 1217 //Filling Drm Converted Ststus 1218 reply->writeInt32(drmConvertedStatus->statusCode); 1219 reply->writeInt64(drmConvertedStatus->offset); 1220 1221 if (NULL != drmConvertedStatus->convertedData) { 1222 const DrmBuffer* convertedData = drmConvertedStatus->convertedData; 1223 const int bufferSize = convertedData->length; 1224 reply->writeInt32(bufferSize); 1225 if (0 < bufferSize) { 1226 reply->write(convertedData->data, bufferSize); 1227 } 1228 delete [] convertedData->data; 1229 delete convertedData; convertedData = NULL; 1230 } 1231 } 1232 delete drmConvertedStatus; drmConvertedStatus = NULL; 1233 return DRM_NO_ERROR; 1234 } 1235 1236 case GET_ALL_SUPPORT_INFO: 1237 { 1238 ALOGV("BnDrmManagerService::onTransact :GET_ALL_SUPPORT_INFO"); 1239 CHECK_INTERFACE(IDrmManagerService, data, reply); 1240 1241 const int uniqueId = data.readInt32(); 1242 int length = 0; 1243 DrmSupportInfo* drmSupportInfoArray = NULL; 1244 1245 status_t status = getAllSupportInfo(uniqueId, &length, &drmSupportInfoArray); 1246 1247 reply->writeInt32(length); 1248 for (int i = 0; i < length; ++i) { 1249 DrmSupportInfo drmSupportInfo = drmSupportInfoArray[i]; 1250 1251 reply->writeInt32(drmSupportInfo.getFileSuffixCount()); 1252 DrmSupportInfo::FileSuffixIterator fileSuffixIt 1253 = drmSupportInfo.getFileSuffixIterator(); 1254 while (fileSuffixIt.hasNext()) { 1255 reply->writeString8(fileSuffixIt.next()); 1256 } 1257 1258 reply->writeInt32(drmSupportInfo.getMimeTypeCount()); 1259 DrmSupportInfo::MimeTypeIterator mimeTypeIt = drmSupportInfo.getMimeTypeIterator(); 1260 while (mimeTypeIt.hasNext()) { 1261 reply->writeString8(mimeTypeIt.next()); 1262 } 1263 reply->writeString8(drmSupportInfo.getDescription()); 1264 } 1265 delete [] drmSupportInfoArray; drmSupportInfoArray = NULL; 1266 reply->writeInt32(status); 1267 return DRM_NO_ERROR; 1268 } 1269 1270 case OPEN_DECRYPT_SESSION: 1271 { 1272 ALOGV("BnDrmManagerService::onTransact :OPEN_DECRYPT_SESSION"); 1273 CHECK_INTERFACE(IDrmManagerService, data, reply); 1274 1275 const int uniqueId = data.readInt32(); 1276 const int fd = data.readFileDescriptor(); 1277 1278 const off64_t offset = data.readInt64(); 1279 const off64_t length = data.readInt64(); 1280 const String8 mime = data.readString8(); 1281 1282 DecryptHandle* handle 1283 = openDecryptSession(uniqueId, fd, offset, length, mime.string()); 1284 1285 if (NULL != handle) { 1286 writeDecryptHandleToParcelData(handle, reply); 1287 clearDecryptHandle(handle); 1288 delete handle; handle = NULL; 1289 } 1290 return DRM_NO_ERROR; 1291 } 1292 1293 case OPEN_DECRYPT_SESSION_FROM_URI: 1294 { 1295 ALOGV("BnDrmManagerService::onTransact :OPEN_DECRYPT_SESSION_FROM_URI"); 1296 CHECK_INTERFACE(IDrmManagerService, data, reply); 1297 1298 const int uniqueId = data.readInt32(); 1299 const String8 uri = data.readString8(); 1300 const String8 mime = data.readString8(); 1301 1302 DecryptHandle* handle = openDecryptSession(uniqueId, uri.string(), mime.string()); 1303 1304 if (NULL != handle) { 1305 writeDecryptHandleToParcelData(handle, reply); 1306 1307 clearDecryptHandle(handle); 1308 delete handle; handle = NULL; 1309 } else { 1310 ALOGV("NULL decryptHandle is returned"); 1311 } 1312 return DRM_NO_ERROR; 1313 } 1314 1315 case CLOSE_DECRYPT_SESSION: 1316 { 1317 ALOGV("BnDrmManagerService::onTransact :CLOSE_DECRYPT_SESSION"); 1318 CHECK_INTERFACE(IDrmManagerService, data, reply); 1319 1320 const int uniqueId = data.readInt32(); 1321 1322 DecryptHandle* handle = new DecryptHandle(); 1323 readDecryptHandleFromParcelData(handle, data); 1324 1325 const status_t status = closeDecryptSession(uniqueId, handle); 1326 reply->writeInt32(status); 1327 return DRM_NO_ERROR; 1328 } 1329 1330 case INITIALIZE_DECRYPT_UNIT: 1331 { 1332 ALOGV("BnDrmManagerService::onTransact :INITIALIZE_DECRYPT_UNIT"); 1333 CHECK_INTERFACE(IDrmManagerService, data, reply); 1334 1335 const int uniqueId = data.readInt32(); 1336 1337 DecryptHandle handle; 1338 readDecryptHandleFromParcelData(&handle, data); 1339 1340 const int decryptUnitId = data.readInt32(); 1341 1342 //Filling Header info 1343 const int bufferSize = data.readInt32(); 1344 DrmBuffer* headerInfo = NULL; 1345 headerInfo = new DrmBuffer((char *)data.readInplace(bufferSize), bufferSize); 1346 1347 const status_t status 1348 = initializeDecryptUnit(uniqueId, &handle, decryptUnitId, headerInfo); 1349 reply->writeInt32(status); 1350 1351 clearDecryptHandle(&handle); 1352 delete headerInfo; headerInfo = NULL; 1353 return DRM_NO_ERROR; 1354 } 1355 1356 case DECRYPT: 1357 { 1358 ALOGV("BnDrmManagerService::onTransact :DECRYPT"); 1359 CHECK_INTERFACE(IDrmManagerService, data, reply); 1360 1361 const int uniqueId = data.readInt32(); 1362 1363 DecryptHandle handle; 1364 readDecryptHandleFromParcelData(&handle, data); 1365 1366 const int decryptUnitId = data.readInt32(); 1367 const int decBufferSize = data.readInt32(); 1368 1369 const int encBufferSize = data.readInt32(); 1370 DrmBuffer* encBuffer 1371 = new DrmBuffer((char *)data.readInplace(encBufferSize), encBufferSize); 1372 1373 char* buffer = NULL; 1374 buffer = new char[decBufferSize]; 1375 DrmBuffer* decBuffer = new DrmBuffer(buffer, decBufferSize); 1376 1377 DrmBuffer* IV = NULL; 1378 if (0 != data.dataAvail()) { 1379 const int ivBufferlength = data.readInt32(); 1380 IV = new DrmBuffer((char *)data.readInplace(ivBufferlength), ivBufferlength); 1381 } 1382 1383 const status_t status 1384 = decrypt(uniqueId, &handle, decryptUnitId, encBuffer, &decBuffer, IV); 1385 1386 reply->writeInt32(status); 1387 1388 const int size = decBuffer->length; 1389 reply->writeInt32(size); 1390 reply->write(decBuffer->data, size); 1391 1392 clearDecryptHandle(&handle); 1393 delete encBuffer; encBuffer = NULL; 1394 delete decBuffer; decBuffer = NULL; 1395 delete [] buffer; buffer = NULL; 1396 delete IV; IV = NULL; 1397 return DRM_NO_ERROR; 1398 } 1399 1400 case FINALIZE_DECRYPT_UNIT: 1401 { 1402 ALOGV("BnDrmManagerService::onTransact :FINALIZE_DECRYPT_UNIT"); 1403 CHECK_INTERFACE(IDrmManagerService, data, reply); 1404 1405 const int uniqueId = data.readInt32(); 1406 1407 DecryptHandle handle; 1408 readDecryptHandleFromParcelData(&handle, data); 1409 1410 const status_t status = finalizeDecryptUnit(uniqueId, &handle, data.readInt32()); 1411 reply->writeInt32(status); 1412 1413 clearDecryptHandle(&handle); 1414 return DRM_NO_ERROR; 1415 } 1416 1417 case PREAD: 1418 { 1419 ALOGV("BnDrmManagerService::onTransact :READ"); 1420 CHECK_INTERFACE(IDrmManagerService, data, reply); 1421 1422 const int uniqueId = data.readInt32(); 1423 1424 DecryptHandle handle; 1425 readDecryptHandleFromParcelData(&handle, data); 1426 1427 const int numBytes = data.readInt32(); 1428 char* buffer = new char[numBytes]; 1429 1430 const off64_t offset = data.readInt64(); 1431 1432 ssize_t result = pread(uniqueId, &handle, buffer, numBytes, offset); 1433 reply->writeInt32(result); 1434 if (0 < result) { 1435 reply->write(buffer, result); 1436 } 1437 1438 clearDecryptHandle(&handle); 1439 delete [] buffer, buffer = NULL; 1440 return DRM_NO_ERROR; 1441 } 1442 1443 default: 1444 return BBinder::onTransact(code, data, reply, flags); 1445 } 1446 } 1447 1448
