97 lines
3.2 KiB
C#
97 lines
3.2 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System.Collections;
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using System.Collections.Generic;
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using Microsoft.AspNetCore.Server.Kestrel.Internal.Infrastructure;
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using Microsoft.Extensions.Primitives;
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namespace Microsoft.AspNetCore.Server.Kestrel.Internal.Http
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{
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public partial class FrameResponseHeaders : FrameHeaders
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{
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private static readonly byte[] _CrLf = new[] { (byte)'\r', (byte)'\n' };
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private static readonly byte[] _colonSpace = new[] { (byte)':', (byte)' ' };
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private long? _contentLength;
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public bool HasConnection => HeaderConnection.Count != 0;
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public bool HasTransferEncoding => HeaderTransferEncoding.Count != 0;
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public bool HasContentLength => HeaderContentLength.Count != 0;
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public bool HasServer => HeaderServer.Count != 0;
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public bool HasDate => HeaderDate.Count != 0;
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public long? HeaderContentLengthValue => _contentLength;
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public Enumerator GetEnumerator()
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{
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return new Enumerator(this);
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}
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protected override IEnumerator<KeyValuePair<string, StringValues>> GetEnumeratorFast()
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{
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return GetEnumerator();
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}
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public void CopyTo(ref MemoryPoolIterator output)
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{
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CopyToFast(ref output);
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if (MaybeUnknown != null)
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{
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foreach (var kv in MaybeUnknown)
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{
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foreach (var value in kv.Value)
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{
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if (value != null)
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{
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output.CopyFrom(_CrLf, 0, 2);
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output.CopyFromAscii(kv.Key);
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output.CopyFrom(_colonSpace, 0, 2);
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output.CopyFromAscii(value);
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}
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}
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}
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}
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}
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public partial struct Enumerator : IEnumerator<KeyValuePair<string, StringValues>>
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{
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private readonly FrameResponseHeaders _collection;
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private readonly long _bits;
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private int _state;
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private KeyValuePair<string, StringValues> _current;
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private readonly bool _hasUnknown;
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private Dictionary<string, StringValues>.Enumerator _unknownEnumerator;
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internal Enumerator(FrameResponseHeaders collection)
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{
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_collection = collection;
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_bits = collection._bits;
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_state = 0;
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_current = default(KeyValuePair<string, StringValues>);
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_hasUnknown = collection.MaybeUnknown != null;
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_unknownEnumerator = _hasUnknown
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? collection.MaybeUnknown.GetEnumerator()
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: default(Dictionary<string, StringValues>.Enumerator);
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}
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public KeyValuePair<string, StringValues> Current => _current;
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object IEnumerator.Current => _current;
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public void Dispose()
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{
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}
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public void Reset()
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{
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_state = 0;
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}
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}
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}
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}
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