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nsGopherChannel.h
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00001 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
00002  *
00003  * ***** BEGIN LICENSE BLOCK *****
00004  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00005  *
00006  * The contents of this file are subject to the Mozilla Public License Version
00007  * 1.1 (the "License"); you may not use this file except in compliance with
00008  * the License. You may obtain a copy of the License at
00009  * http://www.mozilla.org/MPL/
00010  *
00011  * Software distributed under the License is distributed on an "AS IS" basis,
00012  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00013  * for the specific language governing rights and limitations under the
00014  * License.
00015  *
00016  * The Original Code is the Gopher protocol code.
00017  *
00018  * The Initial Developer of the Original Code is
00019  * Bradley Baetz.
00020  * Portions created by the Initial Developer are Copyright (C) 2000
00021  * the Initial Developer. All Rights Reserved.
00022  *
00023  * Contributor(s):
00024  *   Bradley Baetz <bbaetz@student.usyd.edu.au>
00025  *   Darin Fisher <darin@netscape.com>
00026  *
00027  * Alternatively, the contents of this file may be used under the terms of
00028  * either the GNU General Public License Version 2 or later (the "GPL"), or
00029  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00030  * in which case the provisions of the GPL or the LGPL are applicable instead
00031  * of those above. If you wish to allow use of your version of this file only
00032  * under the terms of either the GPL or the LGPL, and not to allow others to
00033  * use your version of this file under the terms of the MPL, indicate your
00034  * decision by deleting the provisions above and replace them with the notice
00035  * and other provisions required by the GPL or the LGPL. If you do not delete
00036  * the provisions above, a recipient may use your version of this file under
00037  * the terms of any one of the MPL, the GPL or the LGPL.
00038  *
00039  * ***** END LICENSE BLOCK ***** */
00040 
00041 #ifndef nsGopherChannel_h__
00042 #define nsGopherChannel_h__
00043 
00044 #include "nsGopherHandler.h"
00045 #include "nsXPIDLString.h"
00046 #include "nsString.h"
00047 #include "nsCOMPtr.h"
00048 
00049 #include "nsILoadGroup.h"
00050 #include "nsIInputStream.h"
00051 #include "nsIInterfaceRequestor.h"
00052 #include "nsIInterfaceRequestorUtils.h"
00053 #include "nsIChannel.h"
00054 #include "nsIURI.h"
00055 #include "nsIURL.h"
00056 #include "nsIPrompt.h"
00057 #include "nsIStreamListener.h"
00058 #include "nsISocketTransport.h"
00059 #include "nsIProgressEventSink.h"
00060 #include "nsIProxyInfo.h"
00061 #include "nsIStringBundle.h"
00062 #include "nsIInputStreamPump.h"
00063 
00064 class nsGopherChannel : public nsIChannel,
00065                         public nsIStreamListener,
00066                         public nsITransportEventSink {
00067 public:
00068     NS_DECL_ISUPPORTS
00069     NS_DECL_NSIREQUEST
00070     NS_DECL_NSICHANNEL
00071     NS_DECL_NSISTREAMLISTENER
00072     NS_DECL_NSIREQUESTOBSERVER
00073     NS_DECL_NSITRANSPORTEVENTSINK
00074 
00075     // nsGopherChannel methods:
00076     nsGopherChannel();
00077     virtual ~nsGopherChannel();
00078 
00079     nsresult Init(nsIURI* uri, nsIProxyInfo* proxyInfo);
00080 
00081 protected:
00082     nsCOMPtr<nsIURI>                    mOriginalURI;
00083     nsCOMPtr<nsIInterfaceRequestor>     mCallbacks;
00084     nsCOMPtr<nsIProgressEventSink>      mProgressSink;
00085     nsCOMPtr<nsIURI>                    mUrl;
00086     nsCOMPtr<nsIStreamListener>         mListener;
00087     PRUint32                            mLoadFlags;
00088     nsCOMPtr<nsILoadGroup>              mLoadGroup;
00089     nsCString                           mContentType;
00090     nsCString                           mContentCharset;
00091     nsCString                           mContentTypeHint;
00092     PRInt32                             mContentLength;
00093     nsCOMPtr<nsISupports>               mOwner; 
00094 
00095     nsXPIDLCString                      mHost;
00096     PRInt32                             mPort;
00097     char                                mType;
00098     nsCString                           mSelector;
00099     nsCString                           mRequest;
00100 
00101     nsCOMPtr<nsISupports>               mListenerContext;
00102     nsCOMPtr<nsISocketTransport>        mTransport;
00103     nsCOMPtr<nsIInputStreamPump>        mPump;
00104     nsCOMPtr<nsIProxyInfo>              mProxyInfo;
00105     nsCOMPtr<nsIStringBundle>           mStringBundle;
00106 
00107     nsresult                            mStatus;
00108     PRBool                              mIsPending;
00109 
00110     nsresult SendRequest();
00111     nsresult PushStreamConverters(nsIStreamListener *, nsIStreamListener **);
00112 };
00113 
00114 #endif // !nsGopherChannel_h__