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java-1.8.0-openjdk/jdk8186464-rh1433262-zip64_failure.patch
Andrew Hughes f68fe5409e Use backward-compatible patch syntax 
Sync patch set with portable build

Related: RHEL-30937
2025-06-29 21:07:01 +01:00

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# HG changeset patch
# User sherman
# Date 1505950914 25200
# Wed Sep 20 16:41:54 2017 -0700
# Node ID 723486922bfe4c17e3f5c067ce5e97229842fbcd
# Parent c8ac05bbe47771b3dafa2e7fc9a95d86d68d7c07
8186464: ZipFile cannot read some InfoZip ZIP64 zip files
Reviewed-by: martin
diff --git openjdk.orig/jdk/src/share/demo/nio/zipfs/src/com/sun/nio/zipfs/ZipFileSystem.java openjdk/jdk/src/share/demo/nio/zipfs/src/com/sun/nio/zipfs/ZipFileSystem.java
index 26e2a5bf9e9..2630c118817 100644
--- openjdk.orig/jdk/src/share/demo/nio/zipfs/src/com/sun/nio/zipfs/ZipFileSystem.java
+++ openjdk/jdk/src/share/demo/nio/zipfs/src/com/sun/nio/zipfs/ZipFileSystem.java
@@ -92,6 +92,7 @@ public class ZipFileSystem extends FileSystem {
private final boolean createNew; // create a new zip if not exists
private static final boolean isWindows =
System.getProperty("os.name").startsWith("Windows");
+ private final boolean forceEnd64;
// a threshold, in bytes, to decide whether to create a temp file
// for outputstream of a zip entry
@@ -112,12 +113,13 @@ public class ZipFileSystem extends FileSystem {
if (this.defaultDir.charAt(0) != '/')
throw new IllegalArgumentException("default dir should be absolute");
+ this.forceEnd64 = "true".equals(env.get("forceZIP64End"));
this.provider = provider;
this.zfpath = zfpath;
if (Files.notExists(zfpath)) {
if (createNew) {
try (OutputStream os = Files.newOutputStream(zfpath, CREATE_NEW, WRITE)) {
- new END().write(os, 0);
+ new END().write(os, 0, forceEnd64);
}
} else {
throw new FileSystemNotFoundException(zfpath.toString());
@@ -1014,28 +1016,36 @@ public class ZipFileSystem extends FileSystem {
end.cenoff = ENDOFF(buf);
end.comlen = ENDCOM(buf);
end.endpos = pos + i;
- if (end.cenlen == ZIP64_MINVAL ||
- end.cenoff == ZIP64_MINVAL ||
- end.centot == ZIP64_MINVAL32)
- {
- // need to find the zip64 end;
- byte[] loc64 = new byte[ZIP64_LOCHDR];
- if (readFullyAt(loc64, 0, loc64.length, end.endpos - ZIP64_LOCHDR)
- != loc64.length) {
- return end;
- }
- long end64pos = ZIP64_LOCOFF(loc64);
- byte[] end64buf = new byte[ZIP64_ENDHDR];
- if (readFullyAt(end64buf, 0, end64buf.length, end64pos)
- != end64buf.length) {
- return end;
- }
- // end64 found, re-calcualte everything.
- end.cenlen = ZIP64_ENDSIZ(end64buf);
- end.cenoff = ZIP64_ENDOFF(end64buf);
- end.centot = (int)ZIP64_ENDTOT(end64buf); // assume total < 2g
- end.endpos = end64pos;
+ // try if there is zip64 end;
+ byte[] loc64 = new byte[ZIP64_LOCHDR];
+ if (end.endpos < ZIP64_LOCHDR ||
+ readFullyAt(loc64, 0, loc64.length, end.endpos - ZIP64_LOCHDR)
+ != loc64.length ||
+ !locator64SigAt(loc64, 0)) {
+ return end;
+ }
+ long end64pos = ZIP64_LOCOFF(loc64);
+ byte[] end64buf = new byte[ZIP64_ENDHDR];
+ if (readFullyAt(end64buf, 0, end64buf.length, end64pos)
+ != end64buf.length ||
+ !end64SigAt(end64buf, 0)) {
+ return end;
+ }
+ // end64 found,
+ long cenlen64 = ZIP64_ENDSIZ(end64buf);
+ long cenoff64 = ZIP64_ENDOFF(end64buf);
+ long centot64 = ZIP64_ENDTOT(end64buf);
+ // double-check
+ if (cenlen64 != end.cenlen && end.cenlen != ZIP64_MINVAL ||
+ cenoff64 != end.cenoff && end.cenoff != ZIP64_MINVAL ||
+ centot64 != end.centot && end.centot != ZIP64_MINVAL32) {
+ return end;
}
+ // to use the end64 values
+ end.cenlen = cenlen64;
+ end.cenoff = cenoff64;
+ end.centot = (int)centot64; // assume total < 2g
+ end.endpos = end64pos;
return end;
}
}
@@ -1201,7 +1211,7 @@ public class ZipFileSystem extends FileSystem {
// sync the zip file system, if there is any udpate
private void sync() throws IOException {
- //System.out.printf("->sync(%s) starting....!%n", toString());
+ // System.out.printf("->sync(%s) starting....!%n", toString());
// check ex-closer
if (!exChClosers.isEmpty()) {
for (ExChannelCloser ecc : exChClosers) {
@@ -1292,7 +1302,7 @@ public class ZipFileSystem extends FileSystem {
}
end.centot = elist.size();
end.cenlen = written - end.cenoff;
- end.write(os, written);
+ end.write(os, written, forceEnd64);
}
if (!streams.isEmpty()) {
//
@@ -1849,8 +1859,8 @@ public class ZipFileSystem extends FileSystem {
long endpos;
int disktot;
- void write(OutputStream os, long offset) throws IOException {
- boolean hasZip64 = false;
+ void write(OutputStream os, long offset, boolean forceEnd64) throws IOException {
+ boolean hasZip64 = forceEnd64; // false;
long xlen = cenlen;
long xoff = cenoff;
if (xlen >= ZIP64_MINVAL) {
@@ -1875,8 +1885,8 @@ public class ZipFileSystem extends FileSystem {
writeShort(os, 45); // version needed to extract
writeInt(os, 0); // number of this disk
writeInt(os, 0); // central directory start disk
- writeLong(os, centot); // number of directory entires on disk
- writeLong(os, centot); // number of directory entires
+ writeLong(os, centot); // number of directory entries on disk
+ writeLong(os, centot); // number of directory entries
writeLong(os, cenlen); // length of central directory
writeLong(os, cenoff); // offset of central directory
diff --git openjdk.orig/jdk/src/share/native/java/util/zip/zip_util.c openjdk/jdk/src/share/native/java/util/zip/zip_util.c
index 5fd6fea049d..858e5814e92 100644
--- openjdk.orig/jdk/src/share/native/java/util/zip/zip_util.c
+++ openjdk/jdk/src/share/native/java/util/zip/zip_util.c
@@ -385,6 +385,9 @@ findEND64(jzfile *zip, void *end64buf, jlong endpos)
{
char loc64[ZIP64_LOCHDR];
jlong end64pos;
+ if (endpos < ZIP64_LOCHDR) {
+ return -1;
+ }
if (readFullyAt(zip->zfd, loc64, ZIP64_LOCHDR, endpos - ZIP64_LOCHDR) == -1) {
return -1; // end64 locator not found
}
@@ -567,6 +570,7 @@ readCEN(jzfile *zip, jint knownTotal)
{
/* Following are unsigned 32-bit */
jlong endpos, end64pos, cenpos, cenlen, cenoff;
+ jlong cenlen64, cenoff64, centot64;
/* Following are unsigned 16-bit */
jint total, tablelen, i, j;
unsigned char *cenbuf = NULL;
@@ -594,13 +598,20 @@ readCEN(jzfile *zip, jint knownTotal)
cenlen = ENDSIZ(endbuf);
cenoff = ENDOFF(endbuf);
total = ENDTOT(endbuf);
- if (cenlen == ZIP64_MAGICVAL || cenoff == ZIP64_MAGICVAL ||
- total == ZIP64_MAGICCOUNT) {
- unsigned char end64buf[ZIP64_ENDHDR];
- if ((end64pos = findEND64(zip, end64buf, endpos)) != -1) {
- cenlen = ZIP64_ENDSIZ(end64buf);
- cenoff = ZIP64_ENDOFF(end64buf);
- total = (jint)ZIP64_ENDTOT(end64buf);
+ unsigned char end64buf[ZIP64_ENDHDR];
+ if ((end64pos = findEND64(zip, end64buf, endpos)) != -1) {
+ // end64 candidate found,
+ cenlen64 = ZIP64_ENDSIZ(end64buf);
+ cenoff64 = ZIP64_ENDOFF(end64buf);
+ centot64 = ZIP64_ENDTOT(end64buf);
+ // double-check
+ if ((cenlen64 == cenlen || cenlen == ZIP64_MAGICVAL) &&
+ (cenoff64 == cenoff || cenoff == ZIP64_MAGICVAL) &&
+ (centot64 == total || total == ZIP64_MAGICCOUNT)) {
+ // to use the end64 values
+ cenlen = cenlen64;
+ cenoff = cenoff64;
+ total = (jint)centot64;
endpos = end64pos;
endhdrlen = ZIP64_ENDHDR;
}
diff --git openjdk.orig/jdk/test/java/util/zip/ZipFile/ReadZip.java openjdk/jdk/test/java/util/zip/ZipFile/ReadZip.java
index ffe8a8ed712..9b380003893 100644
--- openjdk.orig/jdk/test/java/util/zip/ZipFile/ReadZip.java
+++ openjdk/jdk/test/java/util/zip/ZipFile/ReadZip.java
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4241361 4842702 4985614 6646605 5032358 6923692 6233323 8144977 8184993
+ * @bug 4241361 4842702 4985614 6646605 5032358 6923692 6233323 8144977 8184993 8186464
* @summary Make sure we can read a zip file.
@key randomness
* @run main/othervm ReadZip
@@ -31,12 +31,24 @@
*/
import java.io.*;
+import java.net.URI;
import java.nio.file.Files;
+import java.nio.file.FileSystem;
+import java.nio.file.FileSystems;
+import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
import java.nio.file.StandardOpenOption;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
import java.util.zip.*;
+import sun.misc.IOUtils;
+
+import static java.nio.charset.StandardCharsets.US_ASCII;
+
public class ReadZip {
private static void unreached (Object o)
throws Exception
@@ -144,8 +156,6 @@ public class ReadZip {
newZip.delete();
}
-
-
// Throw a FNF exception when read a non-existing zip file
try { unreached (new ZipFile(
new File(System.getProperty("test.src", "."),
@@ -153,5 +163,54 @@ public class ReadZip {
+ String.valueOf(new java.util.Random().nextInt())
+ ".zip")));
} catch (FileNotFoundException fnfe) {}
+
+ // read a zip file with ZIP64 end
+ Path path = Paths.get(System.getProperty("test.dir", ""), "end64.zip");
+ try {
+ URI uri = URI.create("jar:" + path.toUri());
+ Map<String, Object> env = new HashMap<>();
+ env.put("create", "true");
+ env.put("forceZIP64End", "true");
+ try (FileSystem fs = FileSystems.newFileSystem(uri, env)) {
+ Files.write(fs.getPath("hello"), "hello".getBytes());
+ }
+ try (ZipFile zf = new ZipFile(path.toFile())) {
+ if (!"hello".equals(new String(IOUtils.readAllBytes(zf.getInputStream(new ZipEntry("hello"))),
+ US_ASCII)))
+ throw new RuntimeException("zipfile: read entry failed");
+ } catch (IOException x) {
+ throw new RuntimeException("zipfile: zip64 end failed");
+ }
+ try (FileSystem fs = FileSystems.newFileSystem(uri, Collections.emptyMap())) {
+ if (!"hello".equals(new String(Files.readAllBytes(fs.getPath("hello")))))
+ throw new RuntimeException("zipfs: read entry failed");
+ } catch (IOException x) {
+ throw new RuntimeException("zipfile: zip64 end failed");
+ }
+ } finally {
+ Files.deleteIfExists(path);
+ }
+
+ // read a zip file created via "echo hello | zip dst.zip -", which uses
+ // ZIP64 end record
+ if (Files.notExists(Paths.get("/usr/bin/zip")))
+ return;
+ try {
+ Process zip = new ProcessBuilder("zip", path.toString().toString(), "-").start();
+ OutputStream os = zip.getOutputStream();
+ os.write("hello".getBytes(US_ASCII));
+ os.close();
+ zip.waitFor();
+ if (zip.exitValue() == 0 && Files.exists(path)) {
+ try (ZipFile zf = new ZipFile(path.toFile())) {
+ if (!"hello".equals(new String(IOUtils.readAllBytes(zf.getInputStream(new ZipEntry("-"))))))
+ throw new RuntimeException("zipfile: read entry failed");
+ } catch (IOException x) {
+ throw new RuntimeException("zipfile: zip64 end failed");
+ }
+ }
+ } finally {
+ Files.deleteIfExists(path);
+ }
}
}
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