ghidra/Ghidra/Features/FunctionID/ghidra_scripts/RepackFid.java

79 lines
2.9 KiB
Java

/* ###
* IP: GHIDRA
*
* Licensed 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.
*/
// Repack FID database file to eliminate unused blocks and possibly make indices more efficient
//@category FunctionID
import java.io.File;
import java.io.IOException;
import db.DBHandle;
import db.Record;
import db.RecordIterator;
import db.Schema;
import db.Table;
import ghidra.app.script.GhidraScript;
import ghidra.framework.store.db.PackedDBHandle;
import ghidra.framework.store.db.PackedDatabase;
import ghidra.util.exception.CancelledException;
import ghidra.util.task.TaskMonitorAdapter;
public class RepackFid extends GhidraScript {
/**
* Copy a single table between databases
* @param oldTable is the old table to copy
* @param newHandle is the handle to the new database receiving the copy
* @throws IOException
* @throws CancelledException
*/
private void copyTable(Table oldTable,PackedDBHandle newHandle) throws IOException, CancelledException {
// Pull out table configuration elements
String tableName = oldTable.getName(); // Name
Schema schema = oldTable.getSchema(); // Schema
int[] indexedColumns = oldTable.getIndexedColumns(); // Secondardy indices
Table newTable = newHandle.createTable(tableName, schema, indexedColumns); // Create new table
monitor.setMessage("Copying table: "+tableName);
monitor.setMaximum(oldTable.getRecordCount());
monitor.setProgress(0);
RecordIterator iterator = oldTable.iterator();
while(iterator.hasNext()) { // Iterate through old records
Record record = iterator.next();
newTable.putRecord(record); // Copy as is into new table
monitor.checkCanceled();
monitor.incrementProgress(1);
}
}
@Override
protected void run() throws Exception {
File file = askFile("Select FID database file to repack","OK");
PackedDatabase pdb;
pdb = PackedDatabase.getPackedDatabase(file, false, TaskMonitorAdapter.DUMMY_MONITOR);
DBHandle handle = pdb.open(TaskMonitorAdapter.DUMMY_MONITOR);
File saveFile = askFile("Select name for copy","OK");
PackedDBHandle newHandle = new PackedDBHandle(pdb.getContentType());
Table[] tables = handle.getTables();
for(int i=0;i<tables.length;++i) {
long transactionID = newHandle.startTransaction();
copyTable(tables[i],newHandle);
newHandle.endTransaction(transactionID, true);
}
newHandle.saveAs(pdb.getContentType(), saveFile.getParentFile(),saveFile.getName(), TaskMonitorAdapter.DUMMY_MONITOR);
newHandle.close();
}
}