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40 lines
1.2 KiB
40 lines
1.2 KiB
4 months ago
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/*
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* Copyright 2017 Google Inc. All rights reserved.
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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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using System;
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namespace FlatBuffers
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{
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/// <summary>
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/// Class that collects utility functions around `ByteBuffer`.
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/// </summary>
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public class ByteBufferUtil
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{
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// Extract the size prefix from a `ByteBuffer`.
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public static int GetSizePrefix(ByteBuffer bb) {
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return bb.GetInt(bb.Position);
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}
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// Create a duplicate of a size-prefixed `ByteBuffer` that has its position
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// advanced just past the size prefix.
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public static ByteBuffer RemoveSizePrefix(ByteBuffer bb) {
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ByteBuffer s = bb.Duplicate();
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s.Position += FlatBufferConstants.SizePrefixLength;
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return s;
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}
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}
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}
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