Files
libreoffice/hwpfilter/source/hstream.cxx
Caolán McNamara fd1e4d3b4b Resolves: ofz#727 don't allow negative sizes or indexes
remove extra size in favour of vector size and don't resize
and memcpy data, just use vector::insert

Change-Id: I8efb91a8c11fbd862c0458042554cf7e94b813cd
Reviewed-on: https://gerrit.libreoffice.org/34891
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>
2017-04-04 11:42:56 +00:00

59 lines
1.6 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <string.h>
#include <stdlib.h>
#include "hstream.hxx"
HStream::HStream()
: pos(0)
{
}
void HStream::addData(const byte *buf, size_t aToAdd)
{
seq.insert(seq.end(), buf, buf + aToAdd);
}
size_t HStream::readBytes(byte * buf, size_t aToRead)
{
auto size = seq.size();
if (aToRead >= (size - pos))
aToRead = size - pos;
for (size_t i = 0; i < aToRead; ++i)
buf[i] = seq[pos++];
return aToRead;
}
size_t HStream::skipBytes(size_t aToSkip)
{
auto size = seq.size();
if (aToSkip >= (size - pos))
aToSkip = size - pos;
pos += aToSkip;
return aToSkip;
}
size_t HStream::available() const
{
return seq.size() - pos;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */