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
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/
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
15 * The Original Code is Mozilla.
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.
23 * Darin Fisher <darin@netscape.com> (original author)
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"),
28 * in which case the provisions of the GPL or the LGPL are applicable instead
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32 * decision by deleting the provisions above and replace them with the notice
33 * and other provisions required by the GPL or the LGPL. If you do not delete
34 * the provisions above, a recipient may use your version of this file under
35 * the terms of any one of the MPL, the GPL or the LGPL.
37 * ***** END LICENSE BLOCK ***** */
39 #ifndef nsHttpPipeline_h__
40 #define nsHttpPipeline_h__
43 #include "nsAHttpConnection.h"
44 #include "nsAHttpTransaction.h"
45 #include "nsIInputStream.h"
46 #include "nsIOutputStream.h"
47 #include "nsVoidArray.h"
50 class nsHttpPipeline
: public nsAHttpConnection
51 , public nsAHttpTransaction
52 , public nsAHttpSegmentReader
56 NS_DECL_NSAHTTPCONNECTION
57 NS_DECL_NSAHTTPTRANSACTION
58 NS_DECL_NSAHTTPSEGMENTREADER
61 virtual ~nsHttpPipeline();
63 nsresult
AddTransaction(nsAHttpTransaction
*);
66 nsresult
FillSendBuf();
68 static NS_METHOD
ReadFromPipe(nsIInputStream
*, void *, const char *,
69 PRUint32
, PRUint32
, PRUint32
*);
71 // convenience functions
72 nsAHttpTransaction
*Request(PRInt32 i
)
74 if (mRequestQ
.Count() == 0)
77 return (nsAHttpTransaction
*) mRequestQ
[i
];
79 nsAHttpTransaction
*Response(PRInt32 i
)
81 if (mResponseQ
.Count() == 0)
84 return (nsAHttpTransaction
*) mResponseQ
[i
];
87 nsAHttpConnection
*mConnection
;
88 nsVoidArray mRequestQ
; // array of transactions
89 nsVoidArray mResponseQ
; // array of transactions
92 // these flags indicate whether or not the first request or response
93 // is partial. a partial request means that Request(0) has been
94 // partially written out to the socket. a partial response means
95 // that Response(0) has been partially read in from the socket.
96 PRPackedBool mRequestIsPartial
;
97 PRPackedBool mResponseIsPartial
;
99 // indicates whether or not the pipeline has been explicitly closed.
100 PRPackedBool mClosed
;
102 // used when calling ReadSegments/WriteSegments on a transaction.
103 nsAHttpSegmentReader
*mReader
;
104 nsAHttpSegmentWriter
*mWriter
;
107 nsCOMPtr
<nsIInputStream
> mSendBufIn
;
108 nsCOMPtr
<nsIOutputStream
> mSendBufOut
;
110 // the push back buffer. not exceeding NS_HTTP_SEGMENT_SIZE bytes.
112 PRUint32 mPushBackLen
;
113 PRUint32 mPushBackMax
;
116 #endif // nsHttpPipeline_h__