/*
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* Copyright (C) 2019 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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package android.hardware.neuralnetworks@1.2;
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import @1.0::ErrorStatus;
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/**
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* Callback object used by a service to retreive memory objects based on unique
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* identifiers ("slots").
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*/
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interface IBurstCallback {
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/**
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* Get the memory regions that correspond to slot ids. The slot ids are
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* unique to the burst object.
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*
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* @param slots Values uniquely identifying memory regions within a Burst.
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* @return status Indicates whether the memories were successfully returned;
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* must be:
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* - NONE if the memory region was successfully retrieved
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* - GENERAL_FAILURE if there is an unspecified error
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* - INVALID_ARGUMENT if a slot number is invalid
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* @return buffers Memory buffers corresponding to the slot numbers. If an
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* error occurs, an empty vector must be returned for
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* buffers, otherwise slots.size() == buffers.size().
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*/
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getMemories(vec<int32_t> slots) generates (ErrorStatus status, vec<memory> buffers);
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};
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