1 : /* ***** BEGIN LICENSE BLOCK *****
2 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
3 : *
4 : * The contents of this file are subject to the Mozilla Public License Version
5 : * 1.1 (the "License"); you may not use this file except in compliance with
6 : * the License. You may obtain a copy of the License at
7 : * http://www.mozilla.org/MPL/
8 : *
9 : * Software distributed under the License is distributed on an "AS IS" basis,
10 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
11 : * for the specific language governing rights and limitations under the
12 : * License.
13 : *
14 : * The Original Code is HTML Parser C++ Translator code.
15 : *
16 : * The Initial Developer of the Original Code is
17 : * Mozilla Foundation.
18 : * Portions created by the Initial Developer are Copyright (C) 2009
19 : * the Initial Developer. All Rights Reserved.
20 : *
21 : * Contributor(s):
22 : * Henri Sivonen <hsivonen@iki.fi>
23 : *
24 : * Alternatively, the contents of this file may be used under the terms of
25 : * either the GNU General Public License Version 2 or later (the "GPL"), or
26 : * 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 nsHtml5ByteReadable_h__
39 : #define nsHtml5ByteReadable_h__
40 :
41 : #include "prtypes.h"
42 :
43 : /**
44 : * A weak reference wrapper around a byte array.
45 : */
46 : class nsHtml5ByteReadable
47 : {
48 : public:
49 :
50 0 : nsHtml5ByteReadable(const PRUint8* current, const PRUint8* end)
51 : : current(current),
52 0 : end(end)
53 : {
54 0 : }
55 :
56 0 : inline PRInt32 read() {
57 0 : if (current < end) {
58 0 : return *(current++);
59 : } else {
60 0 : return -1;
61 : }
62 : }
63 :
64 : private:
65 : const PRUint8* current;
66 : const PRUint8* end;
67 : };
68 : #endif
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