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Bugzilla 52385,52337,52338: avoid trancated array and vector data when reading OLE properties 

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1244388 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Yegor Kozlov 2012-02-15 07:49:25 +00:00
parent 441c441ac8
commit 8e5a395ec3
5 changed files with 111 additions and 4 deletions
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1
src/documentation/content/xdocs/status.xml
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@ -34,6 +34,7 @@
<changes>
<release version="3.8-beta6" date="2012-??-??">
<action dev="poi-developers" type="fix">52385 - avoid trancated array and vector data when reading OLE properties</action>
<action dev="poi-developers" type="fix">52662 - CharacterRun NPE fix when fetching symbol fonts, where no fonts are defined</action>
<action dev="poi-developers" type="add">52658 - support mergin table cells in XSLF</action>
<action dev="poi-developers" type="add">validate row number and column index in SXSSF when creating new rows / cells</action>

20
src/java/org/apache/poi/hpsf/Property.java
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@ -414,9 +414,9 @@ public class Property
b.append(getType());
final Object value = getValue();
b.append(", value: ");
b.append(value.toString());
if (value instanceof String)
{
b.append(value.toString());
final String s = (String) value;
final int l = s.length();
final byte[] bytes = new byte[l * 2];
@ -428,11 +428,25 @@ public class Property
bytes[i * 2] = high;
bytes[i * 2 + 1] = low;
}
final String hex = HexDump.dump(bytes, 0L, 0);
b.append(" [");
b.append(hex);
if(bytes.length > 0) {
final String hex = HexDump.dump(bytes, 0L, 0);
b.append(hex);
}
b.append("]");
}
else if (value instanceof byte[])
{
byte[] bytes = (byte[])value;
if(bytes.length > 0) {
String hex = HexDump.dump(bytes, 0L, 0);
b.append(hex);
}
}
else
{
b.append(value.toString());
}
b.append(']');
return b.toString();
}

2
src/java/org/apache/poi/hpsf/TypedPropertyValue.java
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@ -68,7 +68,7 @@ class TypedPropertyValue
+ offset + " MUST be 0, but it's value is " + padding );
}
offset += readValuePadded( data, offset );
offset += readValue( data, offset );
return offset - startOffset;
}

4
src/java/org/apache/poi/hpsf/Vector.java
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@ -16,6 +16,7 @@
==================================================================== */
package org.apache.poi.hpsf;
import org.apache.poi.util.HexDump;
import org.apache.poi.util.Internal;
import org.apache.poi.util.LittleEndian;
@ -78,4 +79,7 @@ class Vector
return offset - startOffset;
}
TypedPropertyValue[] getValues(){
return _values;
}
}

88
src/testcases/org/apache/poi/hpsf/TestVariantSupport.java Normal file
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@ -0,0 +1,88 @@
/*
* ====================================================================
* 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
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ====================================================================
*/
package org.apache.poi.hpsf;
import junit.framework.TestCase;
import org.apache.poi.hpsf.wellknown.PropertyIDMap;
import org.apache.poi.util.HexRead;
import java.io.ByteArrayInputStream;
/**
* @author Yegor Kozlov
*/
public class TestVariantSupport extends TestCase {
public void test52337() throws Exception {
// document summary stream from test1-excel.doc attached to Bugzilla 52337
String hex =
"FE FF 00 00 05 01 02 00 00 00 00 00 00 00 00 00 00 00 00 00" +
"00 00 00 00 02 00 00 00 02 D5 CD D5 9C 2E 1B 10 93 97 08 00" +
"2B 2C F9 AE 44 00 00 00 05 D5 CD D5 9C 2E 1B 10 93 97 08 00" +
"2B 2C F9 AE 58 01 00 00 14 01 00 00 0C 00 00 00 01 00 00 00" +
"68 00 00 00 0F 00 00 00 70 00 00 00 05 00 00 00 98 00 00 00" +
"06 00 00 00 A0 00 00 00 11 00 00 00 A8 00 00 00 17 00 00 00" +
"B0 00 00 00 0B 00 00 00 B8 00 00 00 10 00 00 00 C0 00 00 00" +
"13 00 00 00 C8 00 00 00 16 00 00 00 D0 00 00 00 0D 00 00 00" +
"D8 00 00 00 0C 00 00 00 F3 00 00 00 02 00 00 00 E4 04 00 00" +
"1E 00 00 00 20 00 00 00 44 65 70 61 72 74 6D 65 6E 74 20 6F" +
"66 20 49 6E 74 65 72 6E 61 6C 20 41 66 66 61 69 72 73 00 00" +
"03 00 00 00 05 00 00 00 03 00 00 00 01 00 00 00 03 00 00 00" +
"47 03 00 00 03 00 00 00 0F 27 0B 00 0B 00 00 00 00 00 00 00" +
"0B 00 00 00 00 00 00 00 0B 00 00 00 00 00 00 00 0B 00 00 00" +
"00 00 00 00 1E 10 00 00 01 00 00 00 0F 00 00 00 54 68 69 73" +
"20 69 73 20 61 20 74 65 73 74 00 0C 10 00 00 02 00 00 00 1E" +
"00 00 00 06 00 00 00 54 69 74 6C 65 00 03 00 00 00 01 00 00" +
"00 00 00 00 A8 00 00 00 03 00 00 00 00 00 00 00 20 00 00 00" +
"01 00 00 00 38 00 00 00 02 00 00 00 40 00 00 00 01 00 00 00" +
"02 00 00 00 0C 00 00 00 5F 50 49 44 5F 48 4C 49 4E 4B 53 00" +
"02 00 00 00 E4 04 00 00 41 00 00 00 60 00 00 00 06 00 00 00" +
"03 00 00 00 74 00 74 00 03 00 00 00 09 00 00 00 03 00 00 00" +
"00 00 00 00 03 00 00 00 05 00 00 00 1F 00 00 00 0C 00 00 00" +
"4E 00 6F 00 72 00 6D 00 61 00 6C 00 32 00 2E 00 78 00 6C 00" +
"73 00 00 00 1F 00 00 00 0A 00 00 00 53 00 68 00 65 00 65 00" +
"74 00 31 00 21 00 44 00 32 00 00 00 ";
byte[] bytes = HexRead.readFromString(hex);
PropertySet ps = PropertySetFactory.create(new ByteArrayInputStream(bytes));
DocumentSummaryInformation dsi = (DocumentSummaryInformation) ps;
Section s = (Section) dsi.getSections().get(0);
Object hdrs = s.getProperty(PropertyIDMap.PID_HEADINGPAIR);
assertNotNull("PID_HEADINGPAIR was not found", hdrs);
assertTrue("PID_HEADINGPAIR: expected byte[] but was "+ hdrs.getClass(), hdrs instanceof byte[]);
// parse the value
Vector v = new Vector((short)Variant.VT_VARIANT);
v.read((byte[])hdrs, 0);
TypedPropertyValue[] items = v.getValues();
assertEquals(2, items.length);
assertNotNull(items[0].getValue());
assertTrue("first item must be CodePageString but was "+ items[0].getValue().getClass(),
items[0].getValue() instanceof CodePageString);
assertNotNull(items[1].getValue());
assertTrue("second item must be Integer but was "+ items[1].getValue().getClass(),
items[1].getValue() instanceof Integer);
assertEquals(1, (int)(Integer)items[1].getValue());
}
}