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/* -*- 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.h"
HStream::HStream() : size(0), pos(0)
{
seq = 0;
}
HStream::~HStream()
{
if( seq )
free( seq );
}
void HStream::addData( const byte *buf, int aToAdd)
{
seq = (byte *)realloc( seq, size + aToAdd );
memcpy( seq + size, buf, aToAdd );
size += aToAdd;
}
int HStream::readBytes(byte * buf, int aToRead)
{
if (aToRead >= (size - pos))
aToRead = size - pos;
for (int i = 0; i < aToRead; i++)
buf[i] = seq[pos++];
return aToRead;
}
int HStream::skipBytes(int aToSkip)
{
if (aToSkip >= (size - pos))
aToSkip = size - pos;
pos += aToSkip;
return aToSkip;
}
int HStream::available() const
{
return size - pos;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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