137 lines
3.2 KiB
C#
137 lines
3.2 KiB
C#
#region License
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/*
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* HandshakeBase.cs
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*
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* The MIT License
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*
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* Copyright (c) 2012-2014 sta.blockhead
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#endregion
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using System;
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using System.Collections.Specialized;
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using System.Text;
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using WebSocketSharp.Net;
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namespace WebSocketSharp
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{
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internal abstract class HandshakeBase
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{
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#region Private Fields
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private byte [] _entity;
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private NameValueCollection _headers;
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private Version _version;
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#endregion
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#region Protected Const Fields
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protected const string CrLf = "\r\n";
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#endregion
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#region Protected Constructors
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protected HandshakeBase ()
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{
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}
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#endregion
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#region Internal Properties
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internal byte [] EntityBodyData {
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get {
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return _entity;
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}
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set {
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_entity = value;
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}
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}
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#endregion
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#region Public Properties
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public string EntityBody {
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get {
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return _entity != null && _entity.LongLength > 0
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? getEncoding (_headers ["Content-Type"]).GetString (_entity)
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: String.Empty;
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}
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}
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public NameValueCollection Headers {
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get {
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return _headers ?? (_headers = new NameValueCollection ());
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}
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protected set {
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_headers = value;
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}
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}
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public Version ProtocolVersion {
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get {
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return _version ?? (_version = HttpVersion.Version11);
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}
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protected set {
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_version = value;
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}
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}
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#endregion
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#region Private Methods
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private static Encoding getEncoding (string contentType)
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{
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if (contentType == null || contentType.Length == 0)
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return Encoding.UTF8;
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var i = contentType.IndexOf ("charset=", StringComparison.Ordinal);
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if (i == -1)
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return Encoding.UTF8;
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var charset = contentType.Substring (i + 8);
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i = charset.IndexOf (';');
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if (i != -1)
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charset = charset.Substring (0, i);
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return Encoding.GetEncoding (charset);
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}
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#endregion
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#region Public Methods
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public byte [] ToByteArray ()
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{
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return Encoding.UTF8.GetBytes (ToString ());
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}
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#endregion
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}
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}
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