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