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8324632: Update Zlib Data Compression Library to Version 1.3.1
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8315117: Update Zlib Data Compression Library to Version 1.3
8326351: Update the Zlib version in open/src/java.base/share/legal/zlib.md to 1.3.1

Backport-of: 6359b2843f83852561b925d3f1315eed5f4b9cda
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GoeLin committed Mar 25, 2024
1 parent f8225a4 commit 6aa7216
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4 changes: 2 additions & 2 deletions src/java.base/share/legal/zlib.md
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@@ -1,9 +1,9 @@
## zlib v1.2.13
## zlib v1.3.1

### zlib License
<pre>

Copyright (C) 1995-2022 Jean-loup Gailly and Mark Adler
Copyright (C) 1995-2024 Jean-loup Gailly and Mark Adler

This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
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215 changes: 159 additions & 56 deletions src/java.base/share/native/libzip/zlib/ChangeLog

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19 changes: 9 additions & 10 deletions src/java.base/share/native/libzip/zlib/README
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@@ -1,6 +1,6 @@
ZLIB DATA COMPRESSION LIBRARY

zlib 1.2.13 is a general purpose data compression library. All the code is
zlib 1.3.1 is a general purpose data compression library. All the code is
thread safe. The data format used by the zlib library is described by RFCs
(Request for Comments) 1950 to 1952 in the files
http://tools.ietf.org/html/rfc1950 (zlib format), rfc1951 (deflate format) and
Expand Down Expand Up @@ -29,18 +29,17 @@ PLEASE read the zlib FAQ http://zlib.net/zlib_faq.html before asking for help.

Mark Nelson <markn@ieee.org> wrote an article about zlib for the Jan. 1997
issue of Dr. Dobb's Journal; a copy of the article is available at
http://marknelson.us/1997/01/01/zlib-engine/ .
https://marknelson.us/posts/1997/01/01/zlib-engine.html .

The changes made in version 1.2.13 are documented in the file ChangeLog.
The changes made in version 1.3.1 are documented in the file ChangeLog.

Unsupported third party contributions are provided in directory contrib/ .

zlib is available in Java using the java.util.zip package, documented at
http://java.sun.com/developer/technicalArticles/Programming/compression/ .
zlib is available in Java using the java.util.zip package. Follow the API
Documentation link at: https://docs.oracle.com/search/?q=java.util.zip .

A Perl interface to zlib written by Paul Marquess <pmqs@cpan.org> is available
at CPAN (Comprehensive Perl Archive Network) sites, including
http://search.cpan.org/~pmqs/IO-Compress-Zlib/ .
A Perl interface to zlib and bzip2 written by Paul Marquess <pmqs@cpan.org>
can be found at https://github.com/pmqs/IO-Compress .

A Python interface to zlib written by A.M. Kuchling <amk@amk.ca> is
available in Python 1.5 and later versions, see
Expand All @@ -64,7 +63,7 @@ Notes for some targets:
- zlib doesn't work with gcc 2.6.3 on a DEC 3000/300LX under OSF/1 2.1 it works
when compiled with cc.

- On Digital Unix 4.0D (formely OSF/1) on AlphaServer, the cc option -std1 is
- On Digital Unix 4.0D (formerly OSF/1) on AlphaServer, the cc option -std1 is
necessary to get gzprintf working correctly. This is done by configure.

- zlib doesn't work on HP-UX 9.05 with some versions of /bin/cc. It works with
Expand All @@ -84,7 +83,7 @@ Acknowledgments:

Copyright notice:

(C) 1995-2022 Jean-loup Gailly and Mark Adler
(C) 1995-2024 Jean-loup Gailly and Mark Adler

This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
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21 changes: 5 additions & 16 deletions src/java.base/share/native/libzip/zlib/compress.c
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Expand Up @@ -43,13 +43,8 @@
memory, Z_BUF_ERROR if there was not enough room in the output buffer,
Z_STREAM_ERROR if the level parameter is invalid.
*/
int ZEXPORT compress2(dest, destLen, source, sourceLen, level)
Bytef *dest;
uLongf *destLen;
const Bytef *source;
uLong sourceLen;
int level;
{
int ZEXPORT compress2(Bytef *dest, uLongf *destLen, const Bytef *source,
uLong sourceLen, int level) {
z_stream stream;
int err;
const uInt max = (uInt)-1;
Expand Down Expand Up @@ -89,22 +84,16 @@ int ZEXPORT compress2(dest, destLen, source, sourceLen, level)

/* ===========================================================================
*/
int ZEXPORT compress(dest, destLen, source, sourceLen)
Bytef *dest;
uLongf *destLen;
const Bytef *source;
uLong sourceLen;
{
int ZEXPORT compress(Bytef *dest, uLongf *destLen, const Bytef *source,
uLong sourceLen) {
return compress2(dest, destLen, source, sourceLen, Z_DEFAULT_COMPRESSION);
}

/* ===========================================================================
If the default memLevel or windowBits for deflateInit() is changed, then
this function needs to be updated.
*/
uLong ZEXPORT compressBound(sourceLen)
uLong sourceLen;
{
uLong ZEXPORT compressBound(uLong sourceLen) {
return sourceLen + (sourceLen >> 12) + (sourceLen >> 14) +
(sourceLen >> 25) + 13;
}

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