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bounds check

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zzz
2011-12-09 13:19:18 +00:00
parent 49d88f0060
commit 533f7620ad
1 changed files with 3 additions and 0 deletions
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3
core/java/src/net/i2p/data/DataHelper.java
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@ -1436,6 +1436,8 @@ public class DataHelper {
*/
public static byte[] decompress(byte orig[], int offset, int length) throws IOException {
if ((orig == null) || (orig.length <= 0)) return orig;
if (offset + length > orig.length)
throw new IOException("Bad params arrlen " + orig.length + " off " + offset + " len " + length);
ReusableGZIPInputStream in = ReusableGZIPInputStream.acquire();
in.initialize(new ByteArrayInputStream(orig, offset, length));
@ -1458,6 +1460,7 @@ public class DataHelper {
byte rv[] = new byte[written];
System.arraycopy(outBuf.getData(), 0, rv, 0, written);
cache.release(outBuf);
// TODO release in finally block
ReusableGZIPInputStream.release(in);
return rv;
}