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/*
* Copyright (C) 2019 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.
*/
package android.hardware.drm@1.3;
import @1.2::IDrmFactory;
/**
* IDrmFactory is the main entry point for interacting with a vendor's
* drm HAL to create drm plugin instances. A drm plugin instance
* creates drm sessions which are used to obtain keys for a crypto
* session so it can decrypt protected video content.
*
* The 1.3 factory must always create 1.2 IDrmPlugin interfaces, which are
* returned via the 1.0 createPlugin method.
*/
interface IDrmFactory extends @1.2::IDrmFactory {
/**
* Return vector of uuids identifying crypto schemes supported by this HAL.
*
* @return schemes Vector of uuids for which isCryptoSchemeSupported is true;
* each uuid can be used as input to createPlugin.
*/
getSupportedCryptoSchemes() generates(vec<uint8_t[16]> schemes);
};
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