summaryrefslogtreecommitdiffstats
path: root/hwpfilter/source/htags.cxx
blob: 359c15ae78bc23ea206287995fff57f1633aecea (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
/* -*- 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 "precompile.h"

#include <o3tl/char16_t2wchar_t.hxx>
#include <unotools/tempfile.hxx>

#include <string.h>

#include "hwplib.h"
#include "hwpfile.h"
#include "htags.h"

bool HyperText::Read(HWPFile& hwpf)
{
    size_t nRead = hwpf.ReadBlock(filename, 256);
    nRead += hwpf.Read2b(bookmark, 16);
    nRead += hwpf.ReadBlock(macro, 325);
    if (hwpf.Read1b(type))
        ++nRead;
    nRead += hwpf.ReadBlock(reserve, 3);
    if( type == 2 )
    {
        for( int i = 1; i < 256; i++)
        {
            filename[i-1] = filename[i];
            if( filename[i] == 0 )
                break;
        }
    }
    return nRead == 617;
}

EmPicture::EmPicture(size_t tsize)
    : size(tsize >= 32 ? tsize - 32 : 0)
{
    if (size != 0)
        data.reset( new uchar[size] );
}
#ifdef _WIN32
#define unlink _unlink
#endif
EmPicture::~EmPicture()
{
};

bool EmPicture::Read(HWPFile & hwpf)
{
    if (size == 0)
        return false;
    hwpf.ReadBlock(name, 16);
    hwpf.ReadBlock(type, 16);
    name[0] = 'H';
    name[1] = 'W';
    name[2] = 'P';
    return hwpf.ReadBlock(data.get(), size) != 0;
}


OlePicture::OlePicture(int tsize)
    : signature(0)
#ifdef _WIN32
    , pis(nullptr)
#endif
{
    size = tsize - 4;
    if (size <= 0)
        return;
};

OlePicture::~OlePicture()
{
#ifdef _WIN32
     if( pis )
          pis->Release();
#endif
};

#define FILESTG_SIGNATURE_NORMAL 0xF8995568

void OlePicture::Read(HWPFile & hwpf)
{
    if (size <= 0)
        return;

// We process only FILESTG_SIGNATURE_NORMAL.
    hwpf.Read4b(&signature, 1);
    if (signature != FILESTG_SIGNATURE_NORMAL)
        return;
#ifdef _WIN32
    char *data = new char[size];
    if (hwpf.ReadBlock(data,size) == 0)
    {
          delete [] data;
          return;
    }

    utl::TempFile aTempFile;
    aTempFile.EnableKillingFile();

    SvFileStream aOutputStream(aTempFile.GetURL(), StreamMode::WRITE);
    aOutputStream.WriteBytes(data, size);
    delete [] data;
    aOutputStream.Close();
    if( StgOpenStorage(o3tl::toW(aTempFile.GetFileName().getStr()), nullptr,
                    STGM_READWRITE|STGM_SHARE_EXCLUSIVE|STGM_TRANSACTED,
                    nullptr, 0, &pis) != S_OK ) {
         pis = nullptr;
         return;
    }
#else
    hwpf.SkipBlock(size);
#endif
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */