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source: vbox/trunk/src/libs/xpcom18a4/xpcom/ds/nsByteBuffer.h@ 33044

Last change on this file since 33044 was 1, checked in by vboxsync, 55 years ago

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1/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/
9 *
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.org code.
16 *
17 * The Initial Developer of the Original Code is
18 * Netscape Communications Corporation.
19 * Portions created by the Initial Developer are Copyright (C) 1998
20 * the Initial Developer. All Rights Reserved.
21 *
22 * Contributor(s):
23 *
24 * Alternatively, the contents of this file may be used under the terms of
25 * either of the GNU General Public License Version 2 or later (the "GPL"),
26 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
27 * in which case the provisions of the GPL or the LGPL are applicable instead
28 * of those above. If you wish to allow use of your version of this file only
29 * under the terms of either the GPL or the LGPL, and not to allow others to
30 * use your version of this file under the terms of the MPL, indicate your
31 * decision by deleting the provisions above and replace them with the notice
32 * and other provisions required by the GPL or the LGPL. If you do not delete
33 * the provisions above, a recipient may use your version of this file under
34 * the terms of any one of the MPL, the GPL or the LGPL.
35 *
36 * ***** END LICENSE BLOCK ***** */
37
38#ifndef nsByteBuffer_h__
39#define nsByteBuffer_h__
40
41#include "nsIByteBuffer.h"
42
43class ByteBufferImpl : public nsIByteBuffer {
44public:
45 ByteBufferImpl(void);
46
47 NS_DECL_ISUPPORTS
48
49 static NS_METHOD
50 Create(nsISupports *aOuter, REFNSIID aIID, void **aResult);
51
52 NS_IMETHOD Init(PRUint32 aBufferSize);
53 NS_IMETHOD_(PRUint32) GetLength(void) const;
54 NS_IMETHOD_(PRUint32) GetBufferSize(void) const;
55 NS_IMETHOD_(char*) GetBuffer() const;
56 NS_IMETHOD_(PRBool) Grow(PRUint32 aNewSize);
57 NS_IMETHOD_(PRInt32) Fill(nsresult* aErrorCode, nsIInputStream* aStream,
58 PRUint32 aKeep);
59
60 char* mBuffer;
61 PRUint32 mSpace;
62 PRUint32 mLength;
63private:
64 ~ByteBufferImpl();
65};
66
67#endif // nsByteBuffer_h__
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