/drm/libdrmframework/DrmManagerClientImpl.cpp
http://github.com/CyanogenMod/android_frameworks_base · C++ · 347 lines · 288 code · 43 blank · 16 comment · 77 complexity · c8f4064940fbedb15be98143b69ba303 MD5 · raw file
- /*
- * 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 "DrmManagerClientImpl.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) {
- *pUniqueId = getDrmManagerService()->addUniqueId(isNative);
- return new DrmManagerClientImpl();
- }
- void DrmManagerClientImpl::remove(int uniqueId) {
- getDrmManagerService()->removeUniqueId(uniqueId);
- }
- const sp<IDrmManagerService>& DrmManagerClientImpl::getDrmManagerService() {
- Mutex::Autolock lock(sMutex);
- if (NULL == sDrmManagerService.get()) {
- sp<IServiceManager> sm = defaultServiceManager();
- sp<IBinder> binder;
- do {
- binder = sm->getService(String16("drm.drmManager"));
- if (binder != 0) {
- break;
- }
- LOGW("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);
- }
- status_t DrmManagerClientImpl::installDrmEngine(
- int uniqueId, const String8& drmEngineFile) {
- status_t status = DRM_ERROR_UNKNOWN;
- if (EMPTY_STRING != drmEngineFile) {
- status = getDrmManagerService()->installDrmEngine(uniqueId, drmEngineFile);
- }
- return status;
- }
- 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) {
- String8 mimeType = EMPTY_STRING;
- if (EMPTY_STRING != path) {
- mimeType = getDrmManagerService()->getOriginalMimeType(uniqueId, path);
- }
- 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) {
- return getDrmManagerService()->openDecryptSession(uniqueId, fd, offset, length);
- }
- sp<DecryptHandle> DrmManagerClientImpl::openDecryptSession(
- int uniqueId, const char* uri) {
- DecryptHandle* handle = NULL;
- if (NULL != uri) {
- handle = getDrmManagerService()->openDecryptSession(uniqueId, uri);
- }
- return handle;
- }
- 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()) {
- sDrmManagerService->asBinder()->unlinkToDeath(this);
- }
- }
- void DrmManagerClientImpl::DeathNotifier::binderDied(const wp<IBinder>& who) {
- Mutex::Autolock lock(sMutex);
- DrmManagerClientImpl::sDrmManagerService.clear();
- LOGW("DrmManager server died!");
- }