Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include <string.h>
      21             : #include <stdlib.h>
      22             : #include "hstream.hxx"
      23             : 
      24           2 : HStream::HStream()
      25             :     : size(0)
      26           2 :     , pos(0)
      27             : {
      28           2 : }
      29             : 
      30           2 : void HStream::addData(const byte *buf, int aToAdd)
      31             : {
      32           2 :     seq.resize(size + aToAdd);
      33           2 :     memcpy(seq.data() + size, buf, aToAdd);
      34           2 :     size += aToAdd;
      35           2 : }
      36             : 
      37         612 : int HStream::readBytes(byte * buf, int aToRead)
      38             : {
      39         612 :     if (aToRead >= (size - pos))
      40           1 :         aToRead = size - pos;
      41       12179 :     for (int i = 0; i < aToRead; i++)
      42       11567 :         buf[i] = seq[pos++];
      43         612 :     return aToRead;
      44             : }
      45             : 
      46           0 : int HStream::skipBytes(int aToSkip)
      47             : {
      48           0 :     if (aToSkip >= (size - pos))
      49           0 :         aToSkip = size - pos;
      50           0 :     pos += aToSkip;
      51           0 :     return aToSkip;
      52             : }
      53             : 
      54           2 : int HStream::available() const
      55             : {
      56           2 :     return size - pos;
      57             : }
      58             : 
      59             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */