import java.nio.ByteBuffer;
import java.util.Iterator;
+import org.apache.poi.poifs.common.POIFSConstants;
import org.apache.poi.poifs.filesystem.DirectoryEntry;
import org.apache.poi.poifs.filesystem.DocumentInputStream;
import org.apache.poi.poifs.filesystem.DocumentNode;
import org.apache.poi.poifs.filesystem.Entry;
import org.apache.poi.poifs.filesystem.NPOIFSFileSystem;
import org.apache.poi.poifs.filesystem.NPOIFSStream;
+import org.apache.poi.poifs.property.NPropertyTable;
import org.apache.poi.poifs.storage.HeaderBlock;
/**
* Dump internal structure of a OLE2 file into file system
*/
public class POIFSDump {
-
public static void main(String[] args) throws Exception {
if (args.length == 0) {
System.err.println("Must specify at least one file to dump");
System.exit(1);
}
- boolean withProps = false;
+ boolean dumpProps = false, dumpMini = false;
for (int i = 0; i < args.length; i++) {
if (args[i].equalsIgnoreCase("-dumprops") ||
args[i].equalsIgnoreCase("-dump-props") ||
args[i].equalsIgnoreCase("-dump-properties")) {
- withProps = true;
+ dumpProps = true;
+ continue;
+ }
+ if (args[i].equalsIgnoreCase("-dumpmini") ||
+ args[i].equalsIgnoreCase("-dump-mini") ||
+ args[i].equalsIgnoreCase("-dump-ministream") ||
+ args[i].equalsIgnoreCase("-dump-mini-stream")) {
+ dumpMini = true;
continue;
}
dump(root, file);
- if (withProps) {
- Field headerF = NPOIFSFileSystem.class.getDeclaredField("_header");
- headerF.setAccessible(true);
- HeaderBlock header = (HeaderBlock)headerF.get(fs);
- dump(fs, header.getPropertyStart(), file);
+ if (dumpProps) {
+ HeaderBlock header = getHeaderBlock(fs);
+ dump(fs, header.getPropertyStart(), "properties", file);
+ }
+ if (dumpMini) {
+ NPropertyTable props = getPropertyTable(fs);
+ int startBlock = props.getRoot().getStartBlock();
+ if (startBlock == POIFSConstants.END_OF_CHAIN) {
+ System.err.println("No Mini Stream in file");
+ } else {
+ dump(fs, startBlock, "mini-stream", file);
+ }
}
}
}
-
+
+ protected static HeaderBlock getHeaderBlock(NPOIFSFileSystem fs) throws Exception {
+ Field headerF = NPOIFSFileSystem.class.getDeclaredField("_header");
+ headerF.setAccessible(true);
+ HeaderBlock header = (HeaderBlock)headerF.get(fs);
+ return header;
+ }
+ protected static NPropertyTable getPropertyTable(NPOIFSFileSystem fs) throws Exception {
+ Field ptF = NPOIFSFileSystem.class.getDeclaredField("_property_table");
+ ptF.setAccessible(true);
+ NPropertyTable table = (NPropertyTable)ptF.get(fs);
+ return table;
+ }
public static void dump(DirectoryEntry root, File parent) throws IOException {
for(Iterator<Entry> it = root.getEntries(); it.hasNext();){
}
}
}
- public static void dump(NPOIFSFileSystem fs, int startBlock, File parent) throws IOException {
- File file = new File(parent, "properties");
+ public static void dump(NPOIFSFileSystem fs, int startBlock, String name, File parent) throws IOException {
+ File file = new File(parent, name);
FileOutputStream out = new FileOutputStream(file);
NPOIFSStream stream = new NPOIFSStream(fs, startBlock);