The Tor Browser: parser/html/nsHtml5DependentUTF16Buffer.cpp@7e26c7da4463

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 #include "nsHtml5DependentUTF16Buffer.h"

     7 nsHtml5DependentUTF16Buffer::nsHtml5DependentUTF16Buffer(const nsAString& aToWrap)

     8   : nsHtml5UTF16Buffer(const_cast<char16_t*> (aToWrap.BeginReading()),

     9                        aToWrap.Length())

    10 {

    11   MOZ_COUNT_CTOR(nsHtml5DependentUTF16Buffer);

    12 }

    14 nsHtml5DependentUTF16Buffer::~nsHtml5DependentUTF16Buffer()

    15 {

    16   MOZ_COUNT_DTOR(nsHtml5DependentUTF16Buffer);

    17 }

    19 already_AddRefed<nsHtml5OwningUTF16Buffer>

    20 nsHtml5DependentUTF16Buffer::FalliblyCopyAsOwningBuffer()

    21 {

    22   int32_t newLength = getEnd() - getStart();

    23   nsRefPtr<nsHtml5OwningUTF16Buffer> newObj =

    24     nsHtml5OwningUTF16Buffer::FalliblyCreate(newLength);

    25   if (!newObj) {

    26     return nullptr;

    27   }

    28   newObj->setEnd(newLength);

    29   memcpy(newObj->getBuffer(),

    30          getBuffer() + getStart(),

    31          newLength * sizeof(char16_t));

    32   return newObj.forget();

    33 }

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