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120 lines
3.4 KiB
120 lines
3.4 KiB
/*
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* Copyright (C) 2017 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 "MediaCasService"
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#include <binder/IServiceManager.h>
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#include <media/cas/CasAPI.h>
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#include <media/cas/DescramblerAPI.h>
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#include <media/CasImpl.h>
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#include <media/DescramblerImpl.h>
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#include <utils/Log.h>
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#include <utils/List.h>
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#include "MediaCasService.h"
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#include <android/media/ICasListener.h>
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namespace android {
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//static
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void MediaCasService::instantiate() {
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defaultServiceManager()->addService(
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String16("media.cas"), new MediaCasService());
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}
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MediaCasService::MediaCasService() :
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mCasLoader(new FactoryLoader<CasFactory>("createCasFactory")),
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mDescramblerLoader(new FactoryLoader<DescramblerFactory>(
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"createDescramblerFactory")) {
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}
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MediaCasService::~MediaCasService() {
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delete mCasLoader;
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delete mDescramblerLoader;
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}
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Status MediaCasService::enumeratePlugins(
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vector<ParcelableCasPluginDescriptor>* results) {
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ALOGV("enumeratePlugins");
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mCasLoader->enumeratePlugins(results);
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return Status::ok();
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}
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Status MediaCasService::isSystemIdSupported(
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int32_t CA_system_id, bool* result) {
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ALOGV("isSystemIdSupported: CA_system_id=%d", CA_system_id);
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*result = mCasLoader->findFactoryForScheme(CA_system_id);
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return Status::ok();
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}
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Status MediaCasService::createPlugin(
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int32_t CA_system_id,
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const sp<ICasListener> &listener,
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sp<ICas>* result) {
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ALOGV("createPlugin: CA_system_id=%d", CA_system_id);
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result->clear();
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CasFactory *factory;
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sp<SharedLibrary> library;
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if (mCasLoader->findFactoryForScheme(CA_system_id, &library, &factory)) {
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CasPlugin *plugin = NULL;
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sp<CasImpl> casImpl = new CasImpl(listener);
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if (factory->createPlugin(CA_system_id, (uint64_t)casImpl.get(),
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&CasImpl::OnEvent, &plugin) == OK && plugin != NULL) {
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casImpl->init(library, plugin);
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*result = casImpl;
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}
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}
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return Status::ok();
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}
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Status MediaCasService::isDescramblerSupported(
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int32_t CA_system_id, bool* result) {
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ALOGV("isDescramblerSupported: CA_system_id=%d", CA_system_id);
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*result = mDescramblerLoader->findFactoryForScheme(CA_system_id);
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return Status::ok();
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}
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Status MediaCasService::createDescrambler(
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int32_t CA_system_id, sp<IDescrambler>* result) {
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ALOGV("createDescrambler: CA_system_id=%d", CA_system_id);
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result->clear();
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DescramblerFactory *factory;
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sp<SharedLibrary> library;
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if (mDescramblerLoader->findFactoryForScheme(
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CA_system_id, &library, &factory)) {
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DescramblerPlugin *plugin = NULL;
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if (factory->createPlugin(CA_system_id, &plugin) == OK
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&& plugin != NULL) {
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*result = new DescramblerImpl(library, plugin);
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}
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}
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return Status::ok();
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}
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} // namespace android
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