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 Dependent UTF-16 Buffer code.
15 : *
16 : * The Initial Developer of the Original Code is
17 : * Mozilla Foundation.
18 : * Portions created by the Initial Developer are Copyright (C) 2011
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 : #include "nsHtml5DependentUTF16Buffer.h"
39 :
40 234 : nsHtml5DependentUTF16Buffer::nsHtml5DependentUTF16Buffer(const nsAString& aToWrap)
41 234 : : nsHtml5UTF16Buffer(const_cast<PRUnichar*> (aToWrap.BeginReading()),
42 468 : aToWrap.Length())
43 : {
44 234 : MOZ_COUNT_CTOR(nsHtml5DependentUTF16Buffer);
45 234 : }
46 :
47 468 : nsHtml5DependentUTF16Buffer::~nsHtml5DependentUTF16Buffer()
48 : {
49 234 : MOZ_COUNT_DTOR(nsHtml5DependentUTF16Buffer);
50 234 : }
51 :
52 : already_AddRefed<nsHtml5OwningUTF16Buffer>
53 0 : nsHtml5DependentUTF16Buffer::FalliblyCopyAsOwningBuffer()
54 : {
55 0 : PRInt32 newLength = getEnd() - getStart();
56 : nsRefPtr<nsHtml5OwningUTF16Buffer> newObj =
57 0 : nsHtml5OwningUTF16Buffer::FalliblyCreate(newLength);
58 0 : if (!newObj) {
59 0 : return nsnull;
60 : }
61 0 : newObj->setEnd(newLength);
62 0 : memcpy(newObj->getBuffer(),
63 0 : getBuffer() + getStart(),
64 0 : newLength * sizeof(PRUnichar));
65 0 : return newObj.forget();
66 : }
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