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.h"
23 :
24 2 : HStream::HStream() : size(0), pos(0)
25 : {
26 2 : seq = 0;
27 2 : }
28 :
29 :
30 2 : HStream::~HStream()
31 : {
32 2 : if( seq )
33 2 : free( seq );
34 2 : }
35 :
36 :
37 2 : void HStream::addData( const byte *buf, int aToAdd)
38 : {
39 2 : seq = (byte *)realloc( seq, size + aToAdd );
40 2 : memcpy( seq + size, buf, aToAdd );
41 2 : size += aToAdd;
42 2 : }
43 :
44 :
45 612 : int HStream::readBytes(byte * buf, int aToRead)
46 : {
47 612 : if (aToRead >= (size - pos))
48 1 : aToRead = size - pos;
49 12179 : for (int i = 0; i < aToRead; i++)
50 11567 : buf[i] = seq[pos++];
51 612 : return aToRead;
52 : }
53 :
54 :
55 0 : int HStream::skipBytes(int aToSkip)
56 : {
57 0 : if (aToSkip >= (size - pos))
58 0 : aToSkip = size - pos;
59 0 : pos += aToSkip;
60 0 : return aToSkip;
61 : }
62 :
63 :
64 2 : int HStream::available() const
65 : {
66 2 : return size - pos;
67 : }
68 :
69 :
70 1 : void HStream::closeInput()
71 : {
72 1 : }
73 :
74 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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