File: | home/maarten/src/libreoffice/core/filter/source/graphicfilter/icgm/class7.cxx |
Warning: | line 138, column 25 Value stored to 'pAppData' is never read |
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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 <sal/config.h> |
21 | |
22 | #include <o3tl/safeint.hxx> |
23 | |
24 | #include "cgm.hxx" |
25 | #include "chart.hxx" |
26 | #include "outact.hxx" |
27 | |
28 | |
29 | void CGM::ImplDoClass7() |
30 | { |
31 | switch ( mnElementID ) |
32 | { |
33 | case 0x01 : /*Message */break; |
34 | case 0x02 : |
35 | { |
36 | if (mpEndValidSource - mpSource < 12) |
37 | throw css::uno::Exception("attempt to read past end of input", nullptr); |
38 | |
39 | sal_uInt16* pTemp = reinterpret_cast<sal_uInt16*>(mpSource); |
40 | sal_uInt16 nOpcode = pTemp[ 4 ]; |
41 | |
42 | sal_uInt8* pAppData = mpSource + 12; |
43 | |
44 | if ( mpChart || ( nOpcode == 0 ) ) |
45 | { |
46 | switch ( nOpcode ) |
47 | { |
48 | case 0x000 : /*AppData - Beginning of File Opcodes*/ |
49 | { |
50 | if (mpEndValidSource - pAppData < 4) |
51 | throw css::uno::Exception("attempt to read past end of input", nullptr); |
52 | |
53 | if ( mpChart == nullptr ) |
54 | mpChart.reset( new CGMChart ); |
55 | mpChart->mnCurrentFileType = pAppData[ 3 ]; |
56 | } |
57 | break; |
58 | case 0x001 : /*AppData - End of File Opcodes */break; |
59 | case 0x190 : /*AppData - FDESC */break; |
60 | case 0x192 : /*AppData - FNOTES */break; |
61 | case 0x1F4 : /*AppData - BOGENFILE */break; |
62 | case 0x1F5 : /*AppData - EOGENFILE */break; |
63 | case 0x1F8 : /*AppData - BOCHTGROUP */break; |
64 | case 0x1F9 : /*AppData - EOCHTGROUP */break; |
65 | case 0x1FC : /*AppData - BOCHTDATA */break; |
66 | case 0x1FD : /*AppData - EOCHTDATA*/ |
67 | { |
68 | // mpOutAct->DrawChart(); |
69 | } |
70 | break; |
71 | case 0x200 : /*AppData - BOSYMGROUP */break; |
72 | case 0x201 : /*AppData - EOSYMGROUP */break; |
73 | case 0x204 : /*AppData - BEGSYMBOL */break; |
74 | case 0x205 : /*AppData - ENDSYMBOL */break; |
75 | case 0x208 : /*AppData - BOSHWGROUP */break; |
76 | case 0x209 : /*AppData - EOSHWGROUP */break; |
77 | case 0x260 : /*AppData - BEGGROUP */break; |
78 | case 0x262 : /*AppData - ENDGROUP */break; |
79 | case 0x264 : /*AppData - DATANODE*/ |
80 | { |
81 | if (o3tl::make_unsigned(mpEndValidSource - pAppData) < sizeof(DataNode)) |
82 | throw css::uno::Exception("attempt to read past end of input", nullptr); |
83 | |
84 | mpChart->mDataNode[ 0 ] = *reinterpret_cast<DataNode*>( pAppData ); |
85 | sal_Int8 nZoneEnum = mpChart->mDataNode[ 0 ].nZoneEnum; |
86 | if (nZoneEnum > 0 && nZoneEnum <= 6) |
87 | mpChart->mDataNode[ nZoneEnum ] = *reinterpret_cast<DataNode*>( pAppData ); |
88 | } |
89 | break; |
90 | case 0x2BE : /*AppData - SHWSLIDEREC*/ |
91 | { |
92 | if (mpEndValidSource - pAppData < 16) |
93 | throw css::uno::Exception("attempt to read past end of input", nullptr); |
94 | |
95 | if ( pAppData[ 16 ] == 0 ) // a blank template ? |
96 | { |
97 | if ( pAppData[ 2 ] == 46 ) |
98 | { |
99 | // this starts the document -> maybe we could insert a new document |
100 | } |
101 | else if ( pAppData[ 2 ] & 0x80 ) |
102 | { |
103 | // this is a template |
104 | } |
105 | else |
106 | { |
107 | mpOutAct->InsertPage(); |
108 | } |
109 | } |
110 | mpChart->ResetAnnotation(); |
111 | } |
112 | break; |
113 | case 0x2C0 : /*AppData - SHWKEYTABLE */break; |
114 | case 0x2C2 : /*AppData - SHWBUTTONTAB */break; |
115 | case 0x2C4 : /*AppData - SHWGLOBAL */break; |
116 | case 0x2C6 : /*AppData - SHWTITLE */break; |
117 | case 0x2CA : /*AppData - SHWAPP */break; |
118 | case 0x320 : /*AppData - TEXT*/ |
119 | { |
120 | if (mpEndValidSource - pAppData < 9) |
121 | throw css::uno::Exception("attempt to read past end of input", nullptr); |
122 | |
123 | std::unique_ptr<TextEntry> pTextEntry(new TextEntry); |
124 | pTextEntry->nTypeOfText = *reinterpret_cast<sal_uInt16*>( pAppData ); |
125 | pTextEntry->nRowOrLineNum = *reinterpret_cast<sal_uInt16*>( pAppData + 2 ); |
126 | pTextEntry->nColumnNum = *reinterpret_cast<sal_uInt16*>( pAppData + 4 ); |
127 | sal_uInt16 nAttributes = *reinterpret_cast<sal_uInt16*>( pAppData + 6 ); |
128 | pTextEntry->nZoneSize = nAttributes & 0xff; |
129 | pTextEntry->nLineType = ( nAttributes >> 8 ) & 0xf; |
130 | nAttributes >>= 12; |
131 | pTextEntry->nAttributes = nAttributes; |
132 | pAppData += 8; |
133 | auto nMaxLen = mpEndValidSource - pAppData; |
134 | sal_uInt32 nLen = strnlen(reinterpret_cast<char*>(pAppData), nMaxLen); |
135 | pTextEntry->pText = new char[nLen + 1]; |
136 | memcpy( pTextEntry->pText, pAppData, nLen ); |
137 | pTextEntry->pText[nLen] = 0; |
138 | pAppData += nLen; |
Value stored to 'pAppData' is never read | |
139 | |
140 | mpChart->InsertTextEntry( std::move(pTextEntry) ); |
141 | } |
142 | break; |
143 | case 0x321 : /*AppData - IOC_TABS */break; |
144 | case 0x322 : /*AppData - CHARTZONE*/ |
145 | break; |
146 | case 0x324 : /*AppData - TITLEZONE */break; |
147 | case 0x328 : /*AppData - FOOTNOTEZONE */break; |
148 | case 0x32A : /*AppData - LEGENDZONE */break; |
149 | case 0x330 : /*AppData - PAGEORIENTDIM*/ |
150 | break; |
151 | case 0x334 : /*AppData - CHTZONEOPTN*/ |
152 | break; |
153 | case 0x336 : /*AppData - CHTINTL*/ |
154 | break; |
155 | case 0x338 : /*AppData - CHTLINESPC */break; |
156 | case 0x384 : /*AppData - ORGGRIDSTATE */break; |
157 | case 0x386 : /*AppData - ORGSCRSTATE */break; |
158 | case 0x388 : /*AppData - ORGTREESTATE */break; |
159 | case 0x38A : /*AppData - ORGTEXTOPTN */break; |
160 | case 0x38E : /*AppData - ORGBOXOPTN */break; |
161 | case 0x390 : /*AppData - ORGBOXDIM */break; |
162 | case 0x392 : /*AppData - ORGBOX */break; |
163 | case 0x3EA : /*AppData - TTLTEXTOPTN */break; |
164 | case 0x3EE : /*AppData - TTLAUTOBUILD */break; |
165 | case 0x44E : /*AppData - BULTEXTOPTN */break; |
166 | case 0x452 : /*AppData - BULLETOPTN*/ |
167 | break; |
168 | case 0x454 : /*AppData - BULLETLINES*/break; |
169 | case 0x456 : /*AppData - BULAUTOBUILD */break; |
170 | case 0x4B2 : /*AppData - TBLTEXTOPTN */break; |
171 | case 0x4B6 : /*AppData - TBLOPTN */break; |
172 | case 0x4B8 : /*AppData - TBLCOLOPTN */break; |
173 | case 0x4BA : /*AppData - TBLLEGENDOPTN */break; |
174 | case 0x4BC : /*AppData - TBLRANGEOPTN */break; |
175 | case 0x4BE : /*AppData - TBLROWOPTN */break; |
176 | case 0x4C0 : /*AppData - TBLAUTOBUILD */break; |
177 | case 0x518 : /*AppData - PIECHARTOPTN */break; |
178 | case 0x51A : /*AppData - PIELEGENDOPTN */break; |
179 | case 0x51C : /*AppData - PIETEXTOPTN */break; |
180 | case 0x51E : /*AppData - PIEOPTN */break; |
181 | case 0x520 : /*AppData - PIEPCTLABOPTN */break; |
182 | case 0x522 : /*AppData - PIEVALLABOPTN */break; |
183 | case 0x524 : /*AppData - PIESLICE */break; |
184 | case 0x57A : /*AppData - XYAXISOPTN */break; |
185 | case 0x57C : /*AppData - XYGRIDOPTN */break; |
186 | case 0x57D : /*AppData - XYGRIDSHOWFILL */break; |
187 | case 0x57E : /*AppData - XYSERIESOPTN */break; |
188 | case 0x580 : /*AppData - XYSTYLEOPTN */break; |
189 | case 0x582 : /*AppData - XYTABLEOPTN */break; |
190 | case 0x584 : /*AppData - XYTEXTOPTN */break; |
191 | case 0x586 : /*AppData - XYDATAOPTN */break; |
192 | case 0x58A : /*AppData - XYLEGENDOPN */break; |
193 | case 0x58C : /*AppData - XYCALCULATION */break; |
194 | case 0x58E : /*AppData - XYXVALUE */break; |
195 | case 0x590 : /*AppData - XYYVALUE */break; |
196 | case 0x592 : /*AppData - XYXEXTVALUE */break; |
197 | case 0x618 : /*AppData - IOC_CHTCOLRTAB */break; |
198 | case 0x619 : /*AppData - IOC_CHTFONTTAB */break; |
199 | case 0x1fff : /*AppData - 0x1fff */break; |
200 | default : /*UNKNOWN Application Data */break; |
201 | } |
202 | } |
203 | mnParaSize = mnElementSize; |
204 | break; |
205 | } |
206 | default: break; |
207 | } |
208 | }; |
209 | |
210 | /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |