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