netwerk/protocol/http/src/nsHttpConnectionInfo.cpp

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /* ***** BEGIN LICENSE BLOCK *****
   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   4  *
   5  * The contents of this file are subject to the Mozilla Public License Version
   6  * 1.1 (the "License"); you may not use this file except in compliance with
   7  * the License. You may obtain a copy of the License at
   8  * http://www.mozilla.org/MPL/
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  10  * Software distributed under the License is distributed on an "AS IS" basis,
  11  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  12  * for the specific language governing rights and limitations under the
  13  * License.
  14  *
  15  * The Original Code is Mozilla.
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  17  * The Initial Developer of the Original Code is
  18  * Netscape Communications.
  19  * Portions created by the Initial Developer are Copyright (C) 2001
  20  * the Initial Developer. All Rights Reserved.
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  22  * Contributor(s):
  23  *   Darin Fisher <darin@netscape.com> (original author)
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  25  * Alternatively, the contents of this file may be used under the terms of
  26  * either the GNU General Public License Version 2 or later (the "GPL"), or
  27  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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  37  * ***** END LICENSE BLOCK ***** */
  38
  39 #include "nsHttpConnectionInfo.h"
  40 #include "nsPrintfCString.h"
  41
  42 void
  43 nsHttpConnectionInfo::SetOriginServer(const nsACString &host, PRInt32 port)
  44 {
  45     mHost = host;
  46     mPort = port == -1 ? DefaultPort() : port;
  47
  48     //
  49     // build hash key:
  50     //
  51     // the hash key uniquely identifies the connection type.  two connections
  52     // are "equal" if they end up talking the same protocol to the same server.
  53     //
  54
  55     const char *keyHost;
  56     PRInt32 keyPort;
  57
  58     if (mUsingHttpProxy && !mUsingSSL) {
  59         keyHost = ProxyHost();
  60         keyPort = ProxyPort();
  61     }
  62     else {
  63         keyHost = Host();
  64         keyPort = Port();
  65     }
  66
  67     mHashKey.AssignLiteral("..");
  68     mHashKey.Append(keyHost);
  69     mHashKey.Append(':');
  70     mHashKey.AppendInt(keyPort);
  71
  72     if (mUsingHttpProxy)
  73         mHashKey.SetCharAt('P', 0);
  74     if (mUsingSSL)
  75         mHashKey.SetCharAt('S', 1);
  76
  77     // NOTE: for transparent proxies (e.g., SOCKS) we need to encode the proxy
  78     // type in the hash key (this ensures that we will continue to speak the
  79     // right protocol even if our proxy preferences change).
  80     if (!mUsingHttpProxy && ProxyHost()) {
  81         mHashKey.AppendLiteral(" (");
  82         mHashKey.Append(ProxyType());
  83         mHashKey.Append(')');
  84     }
  85 }