1 /*
2 * Copyright (c) 1996, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
286 flag = get16(tmpbuf, LOCFLG);
287 // get the entry name and create the ZipEntry first
288 int len = get16(tmpbuf, LOCNAM);
289 int blen = b.length;
290 if (len > blen) {
291 do {
292 blen = blen * 2;
293 } while (len > blen);
294 b = new byte[blen];
295 }
296 readFully(b, 0, len);
297 // Force to use UTF-8 if the EFS bit is ON, even the cs is NOT UTF-8
298 ZipEntry e = createZipEntry(((flag & EFS) != 0)
299 ? zc.toStringUTF8(b, len)
300 : zc.toString(b, len));
301 // now get the remaining fields for the entry
302 if ((flag & 1) == 1) {
303 throw new ZipException("encrypted ZIP entry not supported");
304 }
305 e.method = get16(tmpbuf, LOCHOW);
306 e.time = dosToJavaTime(get32(tmpbuf, LOCTIM));
307 if ((flag & 8) == 8) {
308 /* "Data Descriptor" present */
309 if (e.method != DEFLATED) {
310 throw new ZipException(
311 "only DEFLATED entries can have EXT descriptor");
312 }
313 } else {
314 e.crc = get32(tmpbuf, LOCCRC);
315 e.csize = get32(tmpbuf, LOCSIZ);
316 e.size = get32(tmpbuf, LOCLEN);
317 }
318 len = get16(tmpbuf, LOCEXT);
319 if (len > 0) {
320 byte[] extra = new byte[len];
321 readFully(extra, 0, len);
322 e.setExtra0(extra,
323 e.csize == ZIP64_MAGICVAL || e.size == ZIP64_MAGICVAL);
324 }
325 return e;
326 }
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1 /*
2 * Copyright (c) 1996, 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
286 flag = get16(tmpbuf, LOCFLG);
287 // get the entry name and create the ZipEntry first
288 int len = get16(tmpbuf, LOCNAM);
289 int blen = b.length;
290 if (len > blen) {
291 do {
292 blen = blen * 2;
293 } while (len > blen);
294 b = new byte[blen];
295 }
296 readFully(b, 0, len);
297 // Force to use UTF-8 if the EFS bit is ON, even the cs is NOT UTF-8
298 ZipEntry e = createZipEntry(((flag & EFS) != 0)
299 ? zc.toStringUTF8(b, len)
300 : zc.toString(b, len));
301 // now get the remaining fields for the entry
302 if ((flag & 1) == 1) {
303 throw new ZipException("encrypted ZIP entry not supported");
304 }
305 e.method = get16(tmpbuf, LOCHOW);
306 e.xdostime = get32(tmpbuf, LOCTIM);
307 if ((flag & 8) == 8) {
308 /* "Data Descriptor" present */
309 if (e.method != DEFLATED) {
310 throw new ZipException(
311 "only DEFLATED entries can have EXT descriptor");
312 }
313 } else {
314 e.crc = get32(tmpbuf, LOCCRC);
315 e.csize = get32(tmpbuf, LOCSIZ);
316 e.size = get32(tmpbuf, LOCLEN);
317 }
318 len = get16(tmpbuf, LOCEXT);
319 if (len > 0) {
320 byte[] extra = new byte[len];
321 readFully(extra, 0, len);
322 e.setExtra0(extra,
323 e.csize == ZIP64_MAGICVAL || e.size == ZIP64_MAGICVAL);
324 }
325 return e;
326 }
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