| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| //#define LOG_NDEBUG 0 |
| #define LOG_TAG "DrmManagerClientImpl(Native)" |
| #include <utils/Log.h> |
| |
| #include <utils/String8.h> |
| #include <utils/Vector.h> |
| #include <binder/IServiceManager.h> |
| #include <cutils/properties.h> |
| |
| #include "DrmManagerClientImpl.h" |
| #include "NoOpDrmManagerClientImpl.h" |
| |
| using namespace android; |
| |
| #define INVALID_VALUE (-1) |
| |
| Mutex DrmManagerClientImpl::sMutex; |
| sp<IDrmManagerService> DrmManagerClientImpl::sDrmManagerService; |
| sp<DrmManagerClientImpl::DeathNotifier> DrmManagerClientImpl::sDeathNotifier; |
| const String8 DrmManagerClientImpl::EMPTY_STRING(""); |
| |
| DrmManagerClientImpl* DrmManagerClientImpl::create( |
| int* pUniqueId, bool isNative) { |
| sp<IDrmManagerService> service = getDrmManagerService(); |
| if (service != NULL) { |
| *pUniqueId = getDrmManagerService()->addUniqueId(isNative); |
| return new DrmManagerClientImpl(); |
| } |
| return new NoOpDrmManagerClientImpl(); |
| } |
| |
| void DrmManagerClientImpl::remove(int uniqueId) { |
| getDrmManagerService()->removeUniqueId(uniqueId); |
| } |
| |
| const sp<IDrmManagerService>& DrmManagerClientImpl::getDrmManagerService() { |
| Mutex::Autolock lock(sMutex); |
| if (NULL == sDrmManagerService.get()) { |
| char value[PROPERTY_VALUE_MAX]; |
| if (property_get("drm.service.enabled", value, NULL) == 0) { |
| // Drm is undefined for this device |
| return sDrmManagerService; |
| } |
| |
| sp<IServiceManager> sm = defaultServiceManager(); |
| sp<IBinder> binder; |
| do { |
| binder = sm->getService(String16("drm.drmManager")); |
| if (binder != 0) { |
| break; |
| } |
| ALOGW("DrmManagerService not published, waiting..."); |
| struct timespec reqt; |
| reqt.tv_sec = 0; |
| reqt.tv_nsec = 500000000; //0.5 sec |
| nanosleep(&reqt, NULL); |
| } while (true); |
| if (NULL == sDeathNotifier.get()) { |
| sDeathNotifier = new DeathNotifier(); |
| } |
| binder->linkToDeath(sDeathNotifier); |
| sDrmManagerService = interface_cast<IDrmManagerService>(binder); |
| } |
| return sDrmManagerService; |
| } |
| |
| void DrmManagerClientImpl::addClient(int uniqueId) { |
| getDrmManagerService()->addClient(uniqueId); |
| } |
| |
| void DrmManagerClientImpl::removeClient(int uniqueId) { |
| getDrmManagerService()->removeClient(uniqueId); |
| } |
| |
| status_t DrmManagerClientImpl::setOnInfoListener( |
| int uniqueId, |
| const sp<DrmManagerClient::OnInfoListener>& infoListener) { |
| Mutex::Autolock _l(mLock); |
| mOnInfoListener = infoListener; |
| return getDrmManagerService()->setDrmServiceListener(uniqueId, |
| (NULL != infoListener.get()) ? this : NULL); |
| } |
| |
| DrmConstraints* DrmManagerClientImpl::getConstraints( |
| int uniqueId, const String8* path, const int action) { |
| DrmConstraints *drmConstraints = NULL; |
| if ((NULL != path) && (EMPTY_STRING != *path)) { |
| drmConstraints = |
| getDrmManagerService()->getConstraints(uniqueId, path, action); |
| } |
| return drmConstraints; |
| } |
| |
| DrmMetadata* DrmManagerClientImpl::getMetadata(int uniqueId, const String8* path) { |
| DrmMetadata *drmMetadata = NULL; |
| if ((NULL != path) && (EMPTY_STRING != *path)) { |
| drmMetadata = getDrmManagerService()->getMetadata(uniqueId, path); |
| } |
| return drmMetadata; |
| } |
| |
| bool DrmManagerClientImpl::canHandle( |
| int uniqueId, const String8& path, const String8& mimeType) { |
| bool retCode = false; |
| if ((EMPTY_STRING != path) || (EMPTY_STRING != mimeType)) { |
| retCode = getDrmManagerService()->canHandle(uniqueId, path, mimeType); |
| } |
| return retCode; |
| } |
| |
| DrmInfoStatus* DrmManagerClientImpl::processDrmInfo( |
| int uniqueId, const DrmInfo* drmInfo) { |
| DrmInfoStatus *drmInfoStatus = NULL; |
| if (NULL != drmInfo) { |
| drmInfoStatus = getDrmManagerService()->processDrmInfo(uniqueId, drmInfo); |
| } |
| return drmInfoStatus; |
| } |
| |
| DrmInfo* DrmManagerClientImpl::acquireDrmInfo( |
| int uniqueId, const DrmInfoRequest* drmInfoRequest) { |
| DrmInfo* drmInfo = NULL; |
| if (NULL != drmInfoRequest) { |
| drmInfo = getDrmManagerService()->acquireDrmInfo(uniqueId, drmInfoRequest); |
| } |
| return drmInfo; |
| } |
| |
| status_t DrmManagerClientImpl::saveRights(int uniqueId, const DrmRights& drmRights, |
| const String8& rightsPath, const String8& contentPath) { |
| return getDrmManagerService()->saveRights( |
| uniqueId, drmRights, rightsPath, contentPath); |
| } |
| |
| String8 DrmManagerClientImpl::getOriginalMimeType( |
| int uniqueId, const String8& path, int fd) { |
| String8 mimeType = EMPTY_STRING; |
| if (EMPTY_STRING != path) { |
| mimeType = getDrmManagerService()->getOriginalMimeType(uniqueId, path, fd); |
| } |
| return mimeType; |
| } |
| |
| int DrmManagerClientImpl::getDrmObjectType( |
| int uniqueId, const String8& path, const String8& mimeType) { |
| int drmOjectType = DrmObjectType::UNKNOWN; |
| if ((EMPTY_STRING != path) || (EMPTY_STRING != mimeType)) { |
| drmOjectType = |
| getDrmManagerService()->getDrmObjectType(uniqueId, path, mimeType); |
| } |
| return drmOjectType; |
| } |
| |
| int DrmManagerClientImpl::checkRightsStatus( |
| int uniqueId, const String8& path, int action) { |
| int rightsStatus = RightsStatus::RIGHTS_INVALID; |
| if (EMPTY_STRING != path) { |
| rightsStatus = |
| getDrmManagerService()->checkRightsStatus(uniqueId, path, action); |
| } |
| return rightsStatus; |
| } |
| |
| status_t DrmManagerClientImpl::consumeRights( |
| int uniqueId, sp<DecryptHandle> &decryptHandle, |
| int action, bool reserve) { |
| status_t status = DRM_ERROR_UNKNOWN; |
| if (NULL != decryptHandle.get()) { |
| status = getDrmManagerService()->consumeRights( |
| uniqueId, decryptHandle.get(), action, reserve); |
| } |
| return status; |
| } |
| |
| status_t DrmManagerClientImpl::setPlaybackStatus( |
| int uniqueId, sp<DecryptHandle> &decryptHandle, |
| int playbackStatus, int64_t position) { |
| status_t status = DRM_ERROR_UNKNOWN; |
| if (NULL != decryptHandle.get()) { |
| status = getDrmManagerService()->setPlaybackStatus( |
| uniqueId, decryptHandle.get(), playbackStatus, position); |
| } |
| return status; |
| } |
| |
| bool DrmManagerClientImpl::validateAction( |
| int uniqueId, const String8& path, |
| int action, const ActionDescription& description) { |
| bool retCode = false; |
| if (EMPTY_STRING != path) { |
| retCode = getDrmManagerService()->validateAction( |
| uniqueId, path, action, description); |
| } |
| return retCode; |
| } |
| |
| status_t DrmManagerClientImpl::removeRights(int uniqueId, const String8& path) { |
| status_t status = DRM_ERROR_UNKNOWN; |
| if (EMPTY_STRING != path) { |
| status = getDrmManagerService()->removeRights(uniqueId, path); |
| } |
| return status; |
| } |
| |
| status_t DrmManagerClientImpl::removeAllRights(int uniqueId) { |
| return getDrmManagerService()->removeAllRights(uniqueId); |
| } |
| |
| int DrmManagerClientImpl::openConvertSession( |
| int uniqueId, const String8& mimeType) { |
| int retCode = INVALID_VALUE; |
| if (EMPTY_STRING != mimeType) { |
| retCode = getDrmManagerService()->openConvertSession(uniqueId, mimeType); |
| } |
| return retCode; |
| } |
| |
| DrmConvertedStatus* DrmManagerClientImpl::convertData( |
| int uniqueId, int convertId, const DrmBuffer* inputData) { |
| DrmConvertedStatus* drmConvertedStatus = NULL; |
| if (NULL != inputData) { |
| drmConvertedStatus = |
| getDrmManagerService()->convertData(uniqueId, convertId, inputData); |
| } |
| return drmConvertedStatus; |
| } |
| |
| DrmConvertedStatus* DrmManagerClientImpl::closeConvertSession( |
| int uniqueId, int convertId) { |
| return getDrmManagerService()->closeConvertSession(uniqueId, convertId); |
| } |
| |
| status_t DrmManagerClientImpl::getAllSupportInfo( |
| int uniqueId, int* length, DrmSupportInfo** drmSupportInfoArray) { |
| status_t status = DRM_ERROR_UNKNOWN; |
| if ((NULL != drmSupportInfoArray) && (NULL != length)) { |
| status = getDrmManagerService()->getAllSupportInfo( |
| uniqueId, length, drmSupportInfoArray); |
| } |
| return status; |
| } |
| |
| sp<DecryptHandle> DrmManagerClientImpl::openDecryptSession( |
| int uniqueId, int fd, off64_t offset, |
| off64_t length, const char* mime) { |
| |
| return getDrmManagerService()->openDecryptSession( |
| uniqueId, fd, offset, length, mime); |
| } |
| |
| sp<DecryptHandle> DrmManagerClientImpl::openDecryptSession( |
| int uniqueId, const char* uri, const char* mime) { |
| |
| DecryptHandle* handle = NULL; |
| if (NULL != uri) { |
| handle = getDrmManagerService()->openDecryptSession(uniqueId, uri, mime); |
| } |
| return handle; |
| } |
| |
| sp<DecryptHandle> DrmManagerClientImpl::openDecryptSession( |
| int uniqueId, const DrmBuffer& buf, const String8& mimeType) { |
| return getDrmManagerService()->openDecryptSession(uniqueId, buf, mimeType); |
| } |
| |
| status_t DrmManagerClientImpl::closeDecryptSession( |
| int uniqueId, sp<DecryptHandle> &decryptHandle) { |
| status_t status = DRM_ERROR_UNKNOWN; |
| if (NULL != decryptHandle.get()) { |
| status = getDrmManagerService()->closeDecryptSession( |
| uniqueId, decryptHandle.get()); |
| } |
| return status; |
| } |
| |
| status_t DrmManagerClientImpl::initializeDecryptUnit( |
| int uniqueId, sp<DecryptHandle> &decryptHandle, |
| int decryptUnitId, const DrmBuffer* headerInfo) { |
| status_t status = DRM_ERROR_UNKNOWN; |
| if ((NULL != decryptHandle.get()) && (NULL != headerInfo)) { |
| status = getDrmManagerService()->initializeDecryptUnit( |
| uniqueId, decryptHandle.get(), decryptUnitId, headerInfo); |
| } |
| return status; |
| } |
| |
| status_t DrmManagerClientImpl::decrypt( |
| int uniqueId, sp<DecryptHandle> &decryptHandle, |
| int decryptUnitId, const DrmBuffer* encBuffer, |
| DrmBuffer** decBuffer, DrmBuffer* IV) { |
| status_t status = DRM_ERROR_UNKNOWN; |
| if ((NULL != decryptHandle.get()) && (NULL != encBuffer) |
| && (NULL != decBuffer) && (NULL != *decBuffer)) { |
| status = getDrmManagerService()->decrypt( |
| uniqueId, decryptHandle.get(), decryptUnitId, |
| encBuffer, decBuffer, IV); |
| } |
| return status; |
| } |
| |
| status_t DrmManagerClientImpl::finalizeDecryptUnit( |
| int uniqueId, sp<DecryptHandle> &decryptHandle, int decryptUnitId) { |
| status_t status = DRM_ERROR_UNKNOWN; |
| if (NULL != decryptHandle.get()) { |
| status = getDrmManagerService()->finalizeDecryptUnit( |
| uniqueId, decryptHandle.get(), decryptUnitId); |
| } |
| return status; |
| } |
| |
| ssize_t DrmManagerClientImpl::pread(int uniqueId, sp<DecryptHandle> &decryptHandle, |
| void* buffer, ssize_t numBytes, off64_t offset) { |
| ssize_t retCode = INVALID_VALUE; |
| if ((NULL != decryptHandle.get()) && (NULL != buffer) && (0 < numBytes)) { |
| retCode = getDrmManagerService()->pread( |
| uniqueId, decryptHandle.get(), buffer, numBytes, offset); |
| } |
| return retCode; |
| } |
| |
| status_t DrmManagerClientImpl::notify(const DrmInfoEvent& event) { |
| if (NULL != mOnInfoListener.get()) { |
| Mutex::Autolock _l(mLock); |
| sp<DrmManagerClient::OnInfoListener> listener = mOnInfoListener; |
| listener->onInfo(event); |
| } |
| return DRM_NO_ERROR; |
| } |
| |
| DrmManagerClientImpl::DeathNotifier::~DeathNotifier() { |
| Mutex::Autolock lock(sMutex); |
| if (NULL != sDrmManagerService.get()) { |
| IInterface::asBinder(sDrmManagerService)->unlinkToDeath(this); |
| } |
| } |
| |
| void DrmManagerClientImpl::DeathNotifier::binderDied( |
| const wp<IBinder>& /* who */) { |
| Mutex::Autolock lock(sMutex); |
| DrmManagerClientImpl::sDrmManagerService.clear(); |
| ALOGW("DrmManager server died!"); |
| } |
| |