X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=zlib.3;h=fac206b526f0b068bf9a7ee9c7e2c4fadedfa90b;hb=0d36ec47f310478549c0864f215ab5c0114c49ba;hp=f5bdb8d14d1ed138364b6aa310f28080b8aafa47;hpb=086e982175da84b3db958191031380794315f95f;p=zlib.git diff --git a/zlib.3 b/zlib.3 index f5bdb8d..fac206b 100644 --- a/zlib.3 +++ b/zlib.3 @@ -1,4 +1,4 @@ -.TH ZLIB 3 "xx July 2003" +.TH ZLIB 3 "xx Jan 2017" .SH NAME zlib \- compression/decompression library .SH SYNOPSIS @@ -9,15 +9,15 @@ for full description] The .I zlib library is a general purpose data compression library. -The code is thread safe. +The code is thread safe, assuming that the standard library functions +used are thread safe, such as memory allocation routines. It provides in-memory compression and decompression functions, including integrity checks of the uncompressed data. This version of the library supports only one compression method (deflation) -but other algorithms will be added later -and will have the same stream interface. +but other algorithms may be added later +with the same stream interface. .LP Compression can be done in a single step if the buffers are large enough -(for example if an input file is mmap'ed), or can be done by repeated calls of the compression function. In the latter case, the application must provide more input and/or consume the output @@ -30,91 +30,63 @@ with an interface similar to that of stdio. .LP The library does not install any signal handler. The decoder checks the consistency of the compressed data, -so the library should never crash even in case of corrupted input. +so the library should never crash even in the case of corrupted input. .LP All functions of the compression library are documented in the file .IR zlib.h . The distribution source includes examples of use of the library in the files -.I example.c +.I test/example.c and -.IR minigzip.c . +.IR test/minigzip.c, +as well as other examples in the +.IR examples/ +directory. .LP Changes to this version are documented in the file .I ChangeLog -that accompanies the source, -and are concerned primarily with bug fixes and portability enhancements. +that accompanies the source. .LP -A Java implementation of .I zlib -is available in the Java Development Kit 1.1: -.IP -http://www.javasoft.com/products/JDK/1.1/docs/api/Package-java.util.zip.html -.LP -A Perl interface to -.IR zlib , -written by Paul Marquess (pmqs@cpan.org), -is available at CPAN (Comprehensive Perl Archive Network) sites, -including: -.IP -http://www.cpan.org/modules/by-module/Compress/ -.LP -A Python interface to -.IR zlib , -written by A.M. Kuchling (amk@magnet.com), -is available in Python 1.5 and later versions: -.IP -http://www.python.org/doc/lib/module-zlib.html +is built in to many languages and operating systems, including but not limited to +Java, Python, .NET, PHP, Perl, Ruby, Swift, and Go. .LP -A -.I zlib -binding for -.IR tcl (1), -written by Andreas Kupries (a.kupries@westend.com), -is availlable at: -.IP -http://www.westend.com/~kupries/doc/trf/man/man.html -.LP -An experimental package to read and write files in .zip format, +An experimental package to read and write files in the .zip format, written on top of .I zlib by Gilles Vollant (info@winimage.com), is available at: .IP -http://www.winimage.com/zLibDll/unzip.html +http://www.winimage.com/zLibDll/minizip.html and also in the .I contrib/minizip directory of the main .I zlib -web site. +source distribution. .SH "SEE ALSO" The .I zlib -web site can be found at either of these locations: +web site can be found at: .IP -http://www.zlib.org -.br -http://www.gzip.org/zlib/ +http://zlib.net/ .LP -The data format used by the zlib library is described by RFC -(Request for Comments) 1950 to 1952 in the files: +The data format used by the +.I zlib +library is described by RFC +(Request for Comments) 1950 to 1952 in the files: .IP -http://www.ietf.org/rfc/rfc1950.txt (concerning zlib format) +http://tools.ietf.org/html/rfc1950 (for the zlib header and trailer format) .br -http://www.ietf.org/rfc/rfc1951.txt (concerning deflate format) +http://tools.ietf.org/html/rfc1951 (for the deflate compressed data format) .br -http://www.ietf.org/rfc/rfc1952.txt (concerning gzip format) -.LP -These documents are also available in other formats from: -.IP -ftp://ftp.uu.net/graphics/png/documents/zlib/zdoc-index.html +http://tools.ietf.org/html/rfc1952 (for the gzip header and trailer format) .LP -Mark Nelson (markn@ieee.org) wrote an article about +Mark Nelson wrote an article about .I zlib for the Jan. 1997 issue of Dr. Dobb's Journal; a copy of the article is available at: .IP -http://dogma.net/markn/articles/zlibtool/zlibtool.htm +http://marknelson.us/1997/01/01/zlib-engine/ .SH "REPORTING PROBLEMS" Before reporting a problem, please check the @@ -127,22 +99,40 @@ Please read the .I zlib FAQ at: .IP -http://www.gzip.org/zlib/zlib_faq.html +http://zlib.net/zlib_faq.html .LP before asking for help. Send questions and/or comments to zlib@gzip.org, or (for the Windows DLL version) to Gilles Vollant (info@winimage.com). -.SH AUTHORS -Version 1.2.0.4 -Copyright (C) 1995-2003 Jean-loup Gailly (jloup@gzip.org) -and Mark Adler (madler@alumni.caltech.edu). -.LP -This software is provided "as-is," -without any express or implied warranty. -In no event will the authors be held liable for any damages +.SH AUTHORS AND LICENSE +Version 1.2.11.1 +.LP +Copyright (C) 1995-2017 Jean-loup Gailly and Mark Adler +.LP +This software is provided 'as-is', without any express or implied +warranty. In no event will the authors be held liable for any damages arising from the use of this software. -See the distribution directory with respect to requirements -governing redistribution. +.LP +Permission is granted to anyone to use this software for any purpose, +including commercial applications, and to alter it and redistribute it +freely, subject to the following restrictions: +.LP +.nr step 1 1 +.IP \n[step]. 3 +The origin of this software must not be misrepresented; you must not +claim that you wrote the original software. If you use this software +in a product, an acknowledgment in the product documentation would be +appreciated but is not required. +.IP \n+[step]. +Altered source versions must be plainly marked as such, and must not be +misrepresented as being the original software. +.IP \n+[step]. +This notice may not be removed or altered from any source distribution. +.LP +Jean-loup Gailly Mark Adler +.br +jloup@gzip.org madler@alumni.caltech.edu +.LP The deflate format used by .I zlib was defined by Phil Katz.