frameworks/av/drm/mediadrm/plugins/clearkey/aidl/DrmFactory.cpp

115 lines
3.7 KiB
C++

/*
* Copyright (C) 2021 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_TAG "clearkey-DrmFactory"
#include <utils/Log.h>
#include "DrmFactory.h"
#include "ClearKeyUUID.h"
#include "CryptoPlugin.h"
#include "DrmPlugin.h"
#include "MimeTypeStdStr.h"
#include "SessionLibrary.h"
#include "AidlUtils.h"
namespace aidl {
namespace android {
namespace hardware {
namespace drm {
namespace clearkey {
using std::string;
using std::vector;
using ::aidl::android::hardware::drm::SecurityLevel;
using ::aidl::android::hardware::drm::Status;
using ::aidl::android::hardware::drm::Uuid;
::ndk::ScopedAStatus DrmFactory::createDrmPlugin(
const Uuid& in_uuid, const string& in_appPackageName,
std::shared_ptr<::aidl::android::hardware::drm::IDrmPlugin>* _aidl_return) {
UNUSED(in_appPackageName);
if (!isClearKeyUUID(in_uuid.uuid.data())) {
ALOGE("Clearkey Drm HAL: failed to create drm plugin, "
"invalid crypto scheme");
*_aidl_return = nullptr;
return toNdkScopedAStatus(Status::BAD_VALUE);
}
std::shared_ptr<DrmPlugin> plugin =
::ndk::SharedRefBase::make<DrmPlugin>(SessionLibrary::get());
*_aidl_return = plugin;
return toNdkScopedAStatus(Status::OK);
}
::ndk::ScopedAStatus DrmFactory::createCryptoPlugin(
const Uuid& in_uuid, const std::vector<uint8_t>& in_initData,
std::shared_ptr<::aidl::android::hardware::drm::ICryptoPlugin>* _aidl_return) {
if (!isClearKeyUUID(in_uuid.uuid.data())) {
ALOGE("Clearkey Drm HAL: failed to create crypto plugin, "
"invalid crypto scheme");
*_aidl_return = nullptr;
return toNdkScopedAStatus(Status::BAD_VALUE);
}
std::shared_ptr<CryptoPlugin> plugin = ::ndk::SharedRefBase::make<CryptoPlugin>(in_initData);
Status status = plugin->getInitStatus();
if (status != Status::OK) {
plugin.reset();
plugin = nullptr;
}
*_aidl_return = plugin;
return toNdkScopedAStatus(status);
}
::ndk::ScopedAStatus DrmFactory::getSupportedCryptoSchemes(CryptoSchemes* _aidl_return) {
CryptoSchemes schemes{};
for (const auto& uuid : ::aidl::android::hardware::drm::clearkey::getSupportedCryptoSchemes()) {
schemes.uuids.push_back({uuid});
}
for (auto mime : {kIsoBmffVideoMimeType, kIsoBmffAudioMimeType, kCencInitDataFormat,
kWebmVideoMimeType, kWebmAudioMimeType, kWebmInitDataFormat}) {
const auto minLevel = SecurityLevel::SW_SECURE_CRYPTO;
const auto maxLevel = SecurityLevel::SW_SECURE_CRYPTO;
schemes.mimeTypes.push_back({mime, minLevel, maxLevel});
}
*_aidl_return = schemes;
return ndk::ScopedAStatus::ok();
}
binder_status_t DrmFactory::dump(int fd, const char** args, uint32_t numArgs) {
UNUSED(args);
UNUSED(numArgs);
if (fd < 0) {
ALOGE("%s: negative fd", __FUNCTION__);
return STATUS_BAD_VALUE;
}
uint32_t currentSessions = SessionLibrary::get()->numOpenSessions();
dprintf(fd, "current open sessions: %u\n", currentSessions);
return STATUS_OK;
}
} // namespace clearkey
} // namespace drm
} // namespace hardware
} // namespace android
} // namespace aidl