From 40409429140f8db038e62291ba92630f3928ca74 Mon Sep 17 00:00:00 2001 From: jbj Date: Sun, 19 Sep 2004 16:14:54 +0000 Subject: [PATCH] - upgrade to pristine zlib-1.2.1.2. CVS patchset: 7420 CVS date: 2004/09/19 16:14:54 --- zlib/ChangeLog | 32 +- zlib/INDEX | 3 + zlib/README | 6 +- zlib/adler32.c | 5 +- zlib/as400/zlib.inc | 6 +- zlib/compress.c | 16 +- zlib/configure | 21514 +--------------------------------- zlib/contrib/README.contrib | 2 +- zlib/contrib/ada/mtest.adb | 11 +- zlib/contrib/ada/read.adb | 9 +- zlib/contrib/ada/readme.txt | 27 +- zlib/contrib/ada/zlib-streams.adb | 14 +- zlib/contrib/ada/zlib-streams.ads | 6 +- zlib/contrib/ada/zlib-thin.adb | 70 +- zlib/contrib/ada/zlib-thin.ads | 57 +- zlib/contrib/ada/zlib.adb | 143 +- zlib/contrib/ada/zlib.ads | 105 +- zlib/contrib/ada/zlib.gpr | 42 +- zlib/contrib/delphi/ZLib.pas | 4 +- zlib/contrib/infback9/infback9.c | 3 + zlib/contrib/infback9/inftree9.c | 4 +- zlib/contrib/masmx86/mkasm.bat | 2 +- zlib/contrib/minizip/ChangeLogUnzip | 8 + zlib/contrib/minizip/crypt.h | 4 +- zlib/contrib/minizip/ioapi.c | 4 +- zlib/contrib/minizip/ioapi.h | 4 +- zlib/contrib/minizip/iowin32.c | 4 +- zlib/contrib/minizip/iowin32.h | 4 +- zlib/contrib/minizip/miniunz.c | 41 +- zlib/contrib/minizip/minizip.c | 37 +- zlib/contrib/minizip/unzip.c | 61 +- zlib/contrib/minizip/unzip.h | 14 +- zlib/contrib/minizip/zip.c | 26 +- zlib/contrib/minizip/zip.h | 5 +- zlib/contrib/pascal/zlibpas.pas | 2 +- zlib/contrib/untgz/untgz.c | 135 +- zlib/contrib/vstudio/vc7/zlib.rc | 6 +- zlib/crc32.c | 107 +- zlib/crc32.h | 1 - zlib/deflate.c | 141 +- zlib/deflate.h | 26 +- zlib/gzio.c | 154 +- zlib/infback.c | 26 +- zlib/inffast.c | 8 +- zlib/inffast.h | 3 +- zlib/inflate.c | 65 +- zlib/inflate.h | 3 - zlib/inftrees.c | 13 +- zlib/inftrees.h | 3 +- zlib/minigzip.c | 76 +- zlib/qnx/package.qpg | 10 +- zlib/trees.c | 169 +- zlib/uncompr.c | 6 +- zlib/win32/DLL_FAQ.txt | 99 +- zlib/win32/zlib1.rc | 10 +- zlib/zconf.h | 87 +- zlib/zconf.in.h | 83 +- zlib/zlib.3 | 4 +- zlib/zlib.h | 207 +- zlib/zutil.c | 33 +- zlib/zutil.h | 25 +- 61 files changed, 1694 insertions(+), 22101 deletions(-) diff --git a/zlib/ChangeLog b/zlib/ChangeLog index 1b69391..26e551e 100644 --- a/zlib/ChangeLog +++ b/zlib/ChangeLog @@ -1,11 +1,37 @@ ChangeLog file for zlib +Changes in 1.2.1.2 (9 September 2004) +- Update INDEX file +- Fix trees.c to update strm->data_type (no one ever noticed!) +- Fix bug in error case in inflate.c, infback.c, and infback9.c [Brown] +- Add "volatile" to crc table flag declaration (for DYNAMIC_CRC_TABLE) +- Add limited multitasking protection to DYNAMIC_CRC_TABLE +- Add NO_vsnprintf for VMS in zutil.h [Mozilla] +- Don't declare strerror() under VMS [Mozilla] +- Add comment to DYNAMIC_CRC_TABLE to use get_crc_table() to initialize +- Update contrib/ada [Anisimkov] +- Update contrib/minizip [Vollant] +- Fix configure to not hardcode directories for Darwin [Peterson] +- Fix gzio.c to not return error on empty files [Brown] +- Fix indentation; update version in contrib/delphi/ZLib.pas and + contrib/pascal/zlibpas.pas [Truta] +- Update mkasm.bat in contrib/masmx86 [Truta] +- Update contrib/untgz [Truta] +- Add projects/README.projects [Truta] +- Add project for MS Visual C++ 6.0 in projects/visualc6 [Cadieux, Truta] +- Update win32/DLL_FAQ.txt [Truta] +- Update list of Z_PREFIX symbols in zconf.h [Randers-Pehrson, Truta] +- Remove an unnecessary assignment to curr in inftrees.c [Truta] +- Add OS/2 to exe builds in configure [Poltorak] +- Remove err dummy parameter in zlib.h [Kientzle] + Changes in 1.2.1.1 (9 January 2004) -- Updated email address in README +- Update email address in README - Several FAQ updates -- Fixed a big fat bug in inftrees.c that prevented decoding valid - dynamic blocks with only literals and no distance codes. +- Fix a big fat bug in inftrees.c that prevented decoding valid + dynamic blocks with only literals and no distance codes -- + Thanks to "Hot Emu" for the bug report and sample file - Add a note to puff.c on no distance codes case. Changes in 1.2.1 (17 November 2003) diff --git a/zlib/INDEX b/zlib/INDEX index a9de784..331b56b 100644 --- a/zlib/INDEX +++ b/zlib/INDEX @@ -8,9 +8,12 @@ algorithm.txt description of the (de)compression algorithm configure configure script for Unix zconf.in.h template for zconf.h (used by configure) +amiga/ makefiles for Amiga SAS C +as400/ makefiles for IBM AS/400 msdos/ makefiles for MSDOS old/ makefiles for various architectures and zlib documentation files that have not yet been updated for zlib 1.2.x +projects/ projects for various Integrated Development Environments qnx/ makefiles for QNX win32/ makefiles for Windows diff --git a/zlib/README b/zlib/README index ffcf1c4..48f44e2 100644 --- a/zlib/README +++ b/zlib/README @@ -1,6 +1,6 @@ ZLIB DATA COMPRESSION LIBRARY -zlib 1.2.1.1 is a general purpose data compression library. All the code is +zlib 1.2.1.2 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://www.ietf.org/rfc/rfc1950.txt (zlib format), rfc1951.txt (deflate format) @@ -34,7 +34,7 @@ Mark Nelson wrote an article about zlib for the Jan. 1997 issue of Dr. Dobb's Journal; a copy of the article is available in http://dogma.net/markn/articles/zlibtool/zlibtool.htm -The changes made in version 1.2.1.1 are documented in the file ChangeLog. +The changes made in version 1.2.1.2 are documented in the file ChangeLog. Unsupported third party contributions are provided in directory "contrib". @@ -93,7 +93,7 @@ Acknowledgments: Copyright notice: - (C) 1995-2003 Jean-loup Gailly and Mark Adler + (C) 1995-2004 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 diff --git a/zlib/adler32.c b/zlib/adler32.c index 19a7012..624a169 100644 --- a/zlib/adler32.c +++ b/zlib/adler32.c @@ -44,7 +44,10 @@ #endif /* ========================================================================= */ -uLong ZEXPORT adler32(uLong adler, const Bytef *buf, uInt len) +uLong ZEXPORT adler32(adler, buf, len) + uLong adler; + const Bytef *buf; + uInt len; { unsigned long s1 = adler & 0xffff; unsigned long s2 = (adler >> 16) & 0xffff; diff --git a/zlib/as400/zlib.inc b/zlib/as400/zlib.inc index de07084..bb24691 100644 --- a/zlib/as400/zlib.inc +++ b/zlib/as400/zlib.inc @@ -1,7 +1,7 @@ * ZLIB.INC - Interface to the general purpose compression library * * ILE RPG400 version by Patrick Monnerat, DATASPHERE. - * Version 1.2.1.1 + * Version 1.2.1.2 * * * WARNING: @@ -20,8 +20,8 @@ * Constants ************************************************************************** * - D ZLIB_VERSION C '1.2.1.1' Header's version - D ZLIB_VERNUM C X'1211' + D ZLIB_VERSION C '1.2.1.2' Header's version + D ZLIB_VERNUM C X'1212' * D Z_NO_FLUSH C 0 D Z_SYNC_FLUSH C 2 diff --git a/zlib/compress.c b/zlib/compress.c index 232691b..24ef029 100644 --- a/zlib/compress.c +++ b/zlib/compress.c @@ -19,7 +19,12 @@ 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 (Bytef *dest, uLongf *destLen, const Bytef *source, uLong sourceLen, int level) +int ZEXPORT compress2 (dest, destLen, source, sourceLen, level) + Bytef *dest; + uLongf *destLen; + const Bytef *source; + uLong sourceLen; + int level; { z_stream stream; int err; @@ -54,7 +59,11 @@ int ZEXPORT compress2 (Bytef *dest, uLongf *destLen, const Bytef *source, uLong /* =========================================================================== */ -int ZEXPORT compress (Bytef *dest, uLongf *destLen, const Bytef *source, uLong sourceLen) +int ZEXPORT compress (dest, destLen, source, sourceLen) + Bytef *dest; + uLongf *destLen; + const Bytef *source; + uLong sourceLen; { return compress2(dest, destLen, source, sourceLen, Z_DEFAULT_COMPRESSION); } @@ -63,7 +72,8 @@ int ZEXPORT compress (Bytef *dest, uLongf *destLen, const Bytef *source, uLong s If the default memLevel or windowBits for deflateInit() is changed, then this function needs to be updated. */ -uLong ZEXPORT compressBound (uLong sourceLen) +uLong ZEXPORT compressBound (sourceLen) + uLong sourceLen; { return sourceLen + (sourceLen >> 12) + (sourceLen >> 14) + 11; } diff --git a/zlib/configure b/zlib/configure index d7d2b75..6e13859 100755 --- a/zlib/configure +++ b/zlib/configure @@ -1,21185 +1,443 @@ -#! /bin/sh -# Guess values for system-dependent variables and create Makefiles. -# Generated by GNU Autoconf 2.59 for zlib 1.2.1.1. -# -# Report bugs to . -# -# Copyright (C) 2003 Free Software Foundation, Inc. -# This configure script is free software; the Free Software Foundation -# gives unlimited permission to copy, distribute and modify it. -## --------------------- ## -## M4sh Initialization. ## -## --------------------- ## - -# Be Bourne compatible -if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then - emulate sh - NULLCMD=: - # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which - # is contrary to our usage. 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I suppose that the QNX rule below is for QNX2,QNX4 + # (alain.bonnefoy@icbt.com) + LDSHARED=${LDSHARED-"$cc -shared -Wl,-hlibz.so.1"};; + HP-UX*) LDSHARED=${LDSHARED-"$cc -shared $SFLAGS"} + shared_ext='.sl' + SHAREDLIB='libz.sl';; + Darwin*) shared_ext='.dylib' + SHAREDLIB=libz$shared_ext + SHAREDLIBV=libz.$VER$shared_ext + SHAREDLIBM=libz.$VER1$shared_ext + LDSHARED=${LDSHARED-"$cc -dynamiclib -install_name $libdir/$SHAREDLIBV -compatibility_version $VER2 -current_version $VER"};; + *) LDSHARED=${LDSHARED-"$cc -shared"};; + esac +else + # find system name and corresponding cc options + CC=${CC-cc} + case `(uname -sr || echo unknown) 2>/dev/null` in + HP-UX*) SFLAGS=${CFLAGS-"-O +z"} + CFLAGS=${CFLAGS-"-O"} +# LDSHARED=${LDSHARED-"ld -b +vnocompatwarnings"} + LDSHARED=${LDSHARED-"ld -b"} + shared_ext='.sl' + SHAREDLIB='libz.sl';; + IRIX*) SFLAGS=${CFLAGS-"-ansi -O2 -rpath ."} + CFLAGS=${CFLAGS-"-ansi -O2"} + LDSHARED=${LDSHARED-"cc -shared"};; + OSF1\ V4*) SFLAGS=${CFLAGS-"-O -std1"} + CFLAGS=${CFLAGS-"-O -std1"} + LDSHARED=${LDSHARED-"cc -shared -Wl,-soname,libz.so -Wl,-msym -Wl,-rpath,$(libdir) -Wl,-set_version,${VER}:1.0"};; + OSF1*) SFLAGS=${CFLAGS-"-O -std1"} + CFLAGS=${CFLAGS-"-O -std1"} + LDSHARED=${LDSHARED-"cc -shared"};; + QNX*) SFLAGS=${CFLAGS-"-4 -O"} + CFLAGS=${CFLAGS-"-4 -O"} + LDSHARED=${LDSHARED-"cc"} + RANLIB=${RANLIB-"true"} + AR="cc -A";; + SCO_SV\ 3.2*) SFLAGS=${CFLAGS-"-O3 -dy -KPIC "} + CFLAGS=${CFLAGS-"-O3"} + LDSHARED=${LDSHARED-"cc -dy -KPIC -G"};; + SunOS\ 5*) SFLAGS=${CFLAGS-"-fast -xcg89 -KPIC -R."} + CFLAGS=${CFLAGS-"-fast -xcg89"} + LDSHARED=${LDSHARED-"cc -G"};; + SunOS\ 4*) SFLAGS=${CFLAGS-"-O2 -PIC"} + CFLAGS=${CFLAGS-"-O2"} + LDSHARED=${LDSHARED-"ld"};; + UNIX_System_V\ 4.2.0) + SFLAGS=${CFLAGS-"-KPIC -O"} + CFLAGS=${CFLAGS-"-O"} + LDSHARED=${LDSHARED-"cc -G"};; + UNIX_SV\ 4.2MP) + SFLAGS=${CFLAGS-"-Kconform_pic -O"} + CFLAGS=${CFLAGS-"-O"} + LDSHARED=${LDSHARED-"cc -G"};; + OpenUNIX\ 5) + SFLAGS=${CFLAGS-"-KPIC -O"} + CFLAGS=${CFLAGS-"-O"} + LDSHARED=${LDSHARED-"cc -G"};; + AIX*) # Courtesy of dbakker@arrayasolutions.com + SFLAGS=${CFLAGS-"-O -qmaxmem=8192"} + CFLAGS=${CFLAGS-"-O -qmaxmem=8192"} + LDSHARED=${LDSHARED-"xlc -G"};; + # send working options for other systems to support@gzip.org + *) SFLAGS=${CFLAGS-"-O"} + CFLAGS=${CFLAGS-"-O"} + LDSHARED=${LDSHARED-"cc -shared"};; + esac +fi + +SHAREDLIB=${SHAREDLIB-"libz$shared_ext"} +SHAREDLIBV=${SHAREDLIBV-"libz$shared_ext.$VER"} +SHAREDLIBM=${SHAREDLIBM-"libz$shared_ext.$VER1"} + +if test $shared -eq 1; then + echo Checking for shared library support... + # we must test in two steps (cc then ld), required at least on SunOS 4.x + if test "`($CC -c $SFLAGS $test.c) 2>&1`" = "" && + test "`($LDSHARED -o $test$shared_ext $test.o) 2>&1`" = ""; then + CFLAGS="$SFLAGS" + LIBS="$SHAREDLIBV" + echo Building shared library $SHAREDLIBV with $CC. + elif test -z "$old_cc" -a -z "$old_cflags"; then + echo No shared library support. + shared=0; + else + echo 'No shared library support; try without defining CC and CFLAGS' + shared=0; + fi +fi +if test $shared -eq 0; then + LDSHARED="$CC" + echo Building static library $LIBS version $VER with $CC. +else + LDFLAGS="-L. ${SHAREDLIBV}" +fi + +cat > $test.c < +int main() { return 0; } +EOF +if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then + sed < zconf.in.h "/HAVE_UNISTD_H/s%0%1%" > zconf.h + echo "Checking for unistd.h... 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So we exec the FD to /dev/null, -# effectively closing config.log, so it can be properly (re)opened and -# appended to by config.status. When coming back to configure, we -# need to make the FD available again. -if test "$no_create" != yes; then - ac_cs_success=: - ac_config_status_args= - test "$silent" = yes && - ac_config_status_args="$ac_config_status_args --quiet" - exec 5>/dev/null - $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false - exec 5>>config.log - # Use ||, not &&, to avoid exiting from the if with $? = 1, which - # would make configure fail if this is the last instruction. - $ac_cs_success || { (exit 1); exit 1; } +cat >$test.c < +int main() { return 0; } +EOF +if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then + echo "Checking for errno.h... Yes." +else + echo "Checking for errno.h... No." + CFLAGS="$CFLAGS -DNO_ERRNO_H" fi +cat > $test.c < +#include +#include +caddr_t hello() { + return mmap((caddr_t)0, (off_t)0, PROT_READ, MAP_SHARED, 0, (off_t)0); +} +EOF +if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then + CFLAGS="$CFLAGS -DUSE_MMAP" + echo Checking for mmap support... Yes. +else + echo Checking for mmap support... No. +fi + +CPP=${CPP-"$CC -E"} +case $CFLAGS in + *ASMV*) + if test "`nm $test.o | grep _hello`" = ""; then + CPP="$CPP -DNO_UNDERLINE" + echo Checking for underline in external names... No. + else + echo Checking for underline in external names... Yes. + fi;; +esac + +rm -f $test.[co] $test $test$shared_ext + +# udpate Makefile +sed < Makefile.in " +/^CC *=/s#=.*#=$CC# +/^CFLAGS *=/s#=.*#=$CFLAGS# +/^CPP *=/s#=.*#=$CPP# +/^LDSHARED *=/s#=.*#=$LDSHARED# +/^LIBS *=/s#=.*#=$LIBS# +/^SHAREDLIB *=/s#=.*#=$SHAREDLIB# +/^SHAREDLIBV *=/s#=.*#=$SHAREDLIBV# +/^SHAREDLIBM *=/s#=.*#=$SHAREDLIBM# +/^AR *=/s#=.*#=$AR# +/^RANLIB *=/s#=.*#=$RANLIB# +/^EXE *=/s#=.*#=$EXE# +/^prefix *=/s#=.*#=$prefix# +/^exec_prefix *=/s#=.*#=$exec_prefix# +/^libdir *=/s#=.*#=$libdir# +/^includedir *=/s#=.*#=$includedir# +/^mandir *=/s#=.*#=$mandir# +/^LDFLAGS *=/s#=.*#=$LDFLAGS# +" > Makefile diff --git a/zlib/contrib/README.contrib b/zlib/contrib/README.contrib index 8860f31..eae15aa 100644 --- a/zlib/contrib/README.contrib +++ b/zlib/contrib/README.contrib @@ -67,4 +67,4 @@ visual-basic.txt by Carlos Rios How to use compress(), uncompress() and the gz* functions from VB vstudio/ by Gilles Vollant - Building zlib with Visual Studio .NET + Building a minizip-enhanced zlib with Visual Studio .NET diff --git a/zlib/contrib/ada/mtest.adb b/zlib/contrib/ada/mtest.adb index 91a96cd..c4dfd08 100644 --- a/zlib/contrib/ada/mtest.adb +++ b/zlib/contrib/ada/mtest.adb @@ -5,10 +5,10 @@ -- -- -- Open source license information is in the zlib.ads file. -- ---------------------------------------------------------------- --- Continuous test for ZLib multithreading. If the test is fail --- Wou should provide thread safe allocation routines for the Z_Stream. +-- Continuous test for ZLib multithreading. If the test would fail +-- we should provide thread safe allocation routines for the Z_Stream. -- --- $Id: mtest.adb,v 1.2 2003/08/12 12:11:05 vagul Exp $ +-- $Id: mtest.adb,v 1.4 2004/07/23 07:49:54 vagul Exp $ with ZLib; with Ada.Streams; @@ -148,6 +148,9 @@ procedure MTest is pragma Unreferenced (Test); + Dummy : Character; + begin - null; + Ada.Text_IO.Get_Immediate (Dummy); + Stop := True; end MTest; diff --git a/zlib/contrib/ada/read.adb b/zlib/contrib/ada/read.adb index 184ea00..1f2efbf 100644 --- a/zlib/contrib/ada/read.adb +++ b/zlib/contrib/ada/read.adb @@ -6,7 +6,7 @@ -- Open source license information is in the zlib.ads file. -- ---------------------------------------------------------------- --- $Id: read.adb,v 1.7 2003/08/12 12:12:35 vagul Exp $ +-- $Id: read.adb,v 1.8 2004/05/31 10:53:40 vagul Exp $ -- Test/demo program for the generic read interface. @@ -68,7 +68,11 @@ procedure Read is -- ZLib.Read -- reading data from the File_In. - procedure Read is new ZLib.Read (Read, Read_Buffer, Read_First, Read_Last); + procedure Read is new ZLib.Read + (Read, + Read_Buffer, + Rest_First => Read_First, + Rest_Last => Read_Last); ---------- -- Read -- @@ -103,6 +107,7 @@ procedure Read is Pack_Size := 0; Offset := 1; Read_First := Read_Buffer'Last + 1; + Read_Last := Read_Buffer'Last; end Reset; begin diff --git a/zlib/contrib/ada/readme.txt b/zlib/contrib/ada/readme.txt index ad02c22..dec7ef3 100644 --- a/zlib/contrib/ada/readme.txt +++ b/zlib/contrib/ada/readme.txt @@ -1,20 +1,31 @@ - ZLib for Ada thick binding (ZLib.Ada) - Release 1.2 + Release 1.3 ZLib.Ada is a thick binding interface to the popular ZLib data compression library, available at http://www.gzip.org/zlib/. It provides Ada-style access to the ZLib C library. - Here are the main changes since ZLib.Ada 1.1: + Here are the main changes since ZLib.Ada 1.2: + +- Attension: ZLib.Read generic routine have a initialization requirement + for Read_Last parameter now. It is a bit incompartible with previous version, + but extends functionality, we could use new parameters Allow_Read_Some and + Flush now. + +- Added Is_Open routines to ZLib and ZLib.Streams packages. -- The default header type has a name "Default" now. Auto is used only for - automatic GZip/ZLib header detection. +- Add pragma Assert to check Stream_Element is 8 bit. -- Added test for multitasking mtest.adb. +- Fix extraction to buffer with exact known decompressed size. Error reported by + Steve Sangwine. -- Added GNAT project file zlib.gpr. +- Fix definition of ULong (changed to unsigned_long), fix regression on 64 bits + computers. Patch provided by Pascal Obry. + +- Add Status_Error exception definition. + +- Add pragma Assertion that Ada.Streams.Stream_Element size is 8 bit. How to build ZLib.Ada under GNAT @@ -50,3 +61,5 @@ The routines from the package specifications are commented. Homepage: http://zlib-ada.sourceforge.net/ Author: Dmitriy Anisimkov + +Contributors: Pascal Obry , Steve Sangwine diff --git a/zlib/contrib/ada/zlib-streams.adb b/zlib/contrib/ada/zlib-streams.adb index d213b5c..398664a 100644 --- a/zlib/contrib/ada/zlib-streams.adb +++ b/zlib/contrib/ada/zlib-streams.adb @@ -6,7 +6,7 @@ -- Open source license information is in the zlib.ads file. -- ---------------------------------------------------------------- --- $Id: zlib-streams.adb,v 1.9 2003/08/12 13:15:31 vagul Exp $ +-- $Id: zlib-streams.adb,v 1.10 2004/05/31 10:53:40 vagul Exp $ with Ada.Unchecked_Deallocation; @@ -90,6 +90,7 @@ package body ZLib.Streams is Stream.Buffer := new Buffer_Subtype; Stream.Rest_First := Stream.Buffer'Last + 1; + Stream.Rest_Last := Stream.Buffer'Last; end if; end Create; @@ -113,6 +114,15 @@ package body ZLib.Streams is end loop; end Flush; + ------------- + -- Is_Open -- + ------------- + + function Is_Open (Stream : Stream_Type) return Boolean is + begin + return Is_Open (Stream.Reader) or else Is_Open (Stream.Writer); + end Is_Open; + ---------- -- Read -- ---------- @@ -212,4 +222,4 @@ package body ZLib.Streams is return Total_Out (Stream.Writer); end Write_Total_Out; -end ZLib.Streams; +end ZLib.Streams; \ No newline at end of file diff --git a/zlib/contrib/ada/zlib-streams.ads b/zlib/contrib/ada/zlib-streams.ads index 1d5e904..5c68667 100644 --- a/zlib/contrib/ada/zlib-streams.ads +++ b/zlib/contrib/ada/zlib-streams.ads @@ -6,7 +6,7 @@ -- Open source license information is in the zlib.ads file. -- ---------------------------------------------------------------- --- $Id: zlib-streams.ads,v 1.11 2003/08/12 13:15:31 vagul Exp $ +-- $Id: zlib-streams.ads,v 1.12 2004/05/31 10:53:40 vagul Exp $ package ZLib.Streams is @@ -77,6 +77,8 @@ package ZLib.Streams is -- !!! When the Need_Header is False ZLib-Ada is using undocumented -- ZLib 1.1.4 functionality to do not create/wait for ZLib headers. + function Is_Open (Stream : Stream_Type) return Boolean; + procedure Close (Stream : in out Stream_Type); private @@ -109,4 +111,4 @@ private Writer : Filter_Type; end record; -end ZLib.Streams; +end ZLib.Streams; \ No newline at end of file diff --git a/zlib/contrib/ada/zlib-thin.adb b/zlib/contrib/ada/zlib-thin.adb index 163bd5b..0ca4a71 100644 --- a/zlib/contrib/ada/zlib-thin.adb +++ b/zlib/contrib/ada/zlib-thin.adb @@ -6,12 +6,11 @@ -- Open source license information is in the zlib.ads file. -- ---------------------------------------------------------------- --- $Id: zlib-thin.adb,v 1.6 2003/01/21 15:26:37 vagul Exp $ +-- $Id: zlib-thin.adb,v 1.8 2003/12/14 18:27:31 vagul Exp $ package body ZLib.Thin is - ZLIB_VERSION : constant Chars_Ptr := - Interfaces.C.Strings.New_String ("1.1.4"); + ZLIB_VERSION : constant Chars_Ptr := zlibVersion; Z_Stream_Size : constant Int := Z_Stream'Size / System.Storage_Unit; @@ -38,14 +37,6 @@ package body ZLib.Thin is ------------------ function Deflate_Init - (strm : in Z_Streamp; - level : in Int := Z_DEFAULT_COMPRESSION) - return Int is - begin - return deflateInit (strm, level, ZLIB_VERSION, Z_Stream_Size); - end Deflate_Init; - - function Deflate_Init (strm : Z_Streamp; level : Int; method : Int; @@ -69,16 +60,15 @@ package body ZLib.Thin is -- Inflate_Init -- ------------------ - function Inflate_Init (strm : Z_Streamp) return Int is - begin - return inflateInit (strm, ZLIB_VERSION, Z_Stream_Size); - end Inflate_Init; - function Inflate_Init (strm : Z_Streamp; windowBits : Int) return Int is begin return inflateInit2 (strm, windowBits, ZLIB_VERSION, Z_Stream_Size); end Inflate_Init; + ------------------------ + -- Last_Error_Message -- + ------------------------ + function Last_Error_Message (Strm : in Z_Stream) return String is use Interfaces.C.Strings; begin @@ -89,54 +79,28 @@ package body ZLib.Thin is end if; end Last_Error_Message; - ------------- - -- Need_In -- - ------------- - - function Need_In (strm : Z_Stream) return Boolean is - begin - return strm.Avail_In = 0; - end Need_In; - - -------------- - -- Need_Out -- - -------------- - - function Need_Out (strm : Z_Stream) return Boolean is - begin - return strm.Avail_Out = 0; - end Need_Out; - ------------ -- Set_In -- ------------ procedure Set_In (Strm : in out Z_Stream; - Buffer : in Byte_Access; - Size : in UInt) is + Buffer : in Voidp; + Size : in UInt) is begin Strm.Next_In := Buffer; Strm.Avail_In := Size; end Set_In; - procedure Set_In - (Strm : in out Z_Stream; - Buffer : in Voidp; - Size : in UInt) is - begin - Set_In (Strm, Bytes.To_Pointer (Buffer), Size); - end Set_In; - ------------------ -- Set_Mem_Func -- ------------------ procedure Set_Mem_Func (Strm : in out Z_Stream; - Opaque : in Voidp; - Alloc : in alloc_func; - Free : in free_func) is + Opaque : in Voidp; + Alloc : in alloc_func; + Free : in free_func) is begin Strm.opaque := Opaque; Strm.zalloc := Alloc; @@ -149,21 +113,13 @@ package body ZLib.Thin is procedure Set_Out (Strm : in out Z_Stream; - Buffer : in Byte_Access; - Size : in UInt) is + Buffer : in Voidp; + Size : in UInt) is begin Strm.Next_Out := Buffer; Strm.Avail_Out := Size; end Set_Out; - procedure Set_Out - (Strm : in out Z_Stream; - Buffer : in Voidp; - Size : in UInt) is - begin - Set_Out (Strm, Bytes.To_Pointer (Buffer), Size); - end Set_Out; - -------------- -- Total_In -- -------------- diff --git a/zlib/contrib/ada/zlib-thin.ads b/zlib/contrib/ada/zlib-thin.ads index c227374..d4407eb 100644 --- a/zlib/contrib/ada/zlib-thin.ads +++ b/zlib/contrib/ada/zlib-thin.ads @@ -6,10 +6,11 @@ -- Open source license information is in the zlib.ads file. -- ---------------------------------------------------------------- --- $Id: zlib-thin.ads,v 1.8 2003/08/12 13:16:51 vagul Exp $ +-- $Id: zlib-thin.ads,v 1.11 2004/07/23 06:33:11 vagul Exp $ with Interfaces.C.Strings; -with System.Address_To_Access_Conversions; + +with System; private package ZLib.Thin is @@ -36,18 +37,18 @@ private package ZLib.Thin is -- zconf.h:216 type Int is new Interfaces.C.int; - type ULong is new Interfaces.C.unsigned; -- 32 bits or more - -- zconf.h:217 + type ULong is new Interfaces.C.unsigned_long; -- 32 bits or more + -- zconf.h:217 subtype Chars_Ptr is Interfaces.C.Strings.chars_ptr; type ULong_Access is access ULong; type Int_Access is access Int; - subtype Voidp is System.Address; -- zconf.h:232 - package Bytes is new System.Address_To_Access_Conversions (Byte); + subtype Voidp is System.Address; -- zconf.h:232 - subtype Byte_Access is Bytes.Object_Pointer; + subtype Byte_Access is Voidp; + Nul : constant Voidp := System.Null_Address; -- end from zconf Z_NO_FLUSH : constant := 8#0000#; -- zlib.h:125 @@ -251,12 +252,6 @@ private package ZLib.Thin is stream_size : Int) return Int; - function Deflate_Init - (strm : in Z_Streamp; - level : in Int := Z_DEFAULT_COMPRESSION) - return Int; - pragma Inline (Deflate_Init); - function deflateInit2 (strm : Z_Streamp; level : Int; @@ -284,9 +279,6 @@ private package ZLib.Thin is stream_size : Int) return Int; - function Inflate_Init (strm : Z_Streamp) return Int; - pragma Inline (Inflate_Init); - function inflateInit2 (strm : in Z_Streamp; windowBits : in Int; @@ -318,20 +310,6 @@ private package ZLib.Thin is -- has dropped to zero. The application must initialize zalloc, zfree and -- opaque before calling the init function. - function Need_In (strm : in Z_Stream) return Boolean; - -- return true when we do not need to setup Next_In and Avail_In fields. - pragma Inline (Need_In); - - function Need_Out (strm : in Z_Stream) return Boolean; - -- return true when we do not need to setup Next_Out and Avail_Out field. - pragma Inline (Need_Out); - - procedure Set_In - (Strm : in out Z_Stream; - Buffer : in Byte_Access; - Size : in UInt); - pragma Inline (Set_In); - procedure Set_In (Strm : in out Z_Stream; Buffer : in Voidp; @@ -340,12 +318,6 @@ private package ZLib.Thin is procedure Set_Out (Strm : in out Z_Stream; - Buffer : in Byte_Access; - Size : in UInt); - pragma Inline (Set_Out); - - procedure Set_Out - (Strm : in out Z_Stream; Buffer : in Voidp; Size : in UInt); pragma Inline (Set_Out); @@ -388,19 +360,13 @@ private package ZLib.Thin is function zlibCompileFlags return ULong; - function deflatePrime - (strm : Z_Streamp; - bits : Int; - value : Int) - return Int; - private type Z_Stream is record -- zlib.h:68 - Next_In : Byte_Access; -- next input byte + Next_In : Voidp := Nul; -- next input byte Avail_In : UInt := 0; -- number of bytes available at next_in Total_In : ULong := 0; -- total nb of input bytes read so far - Next_Out : Byte_Access; -- next output byte should be put there + Next_Out : Voidp := Nul; -- next output byte should be put there Avail_Out : UInt := 0; -- remaining free space at next_out Total_Out : ULong := 0; -- total nb of bytes output so far msg : Chars_Ptr; -- last error message, NULL if no error @@ -460,14 +426,13 @@ private pragma Import (C, inflateSyncPoint, "inflateSyncPoint"); pragma Import (C, get_crc_table, "get_crc_table"); - -- added in zlib 1.2.1: + -- since zlib 1.2.0: pragma Import (C, inflateCopy, "inflateCopy"); pragma Import (C, compressBound, "compressBound"); pragma Import (C, deflateBound, "deflateBound"); pragma Import (C, gzungetc, "gzungetc"); pragma Import (C, zlibCompileFlags, "zlibCompileFlags"); - pragma Import (C, deflatePrime, "deflatePrime"); pragma Import (C, inflateBackInit, "inflateBackInit_"); diff --git a/zlib/contrib/ada/zlib.adb b/zlib/contrib/ada/zlib.adb index 93bf885..8b6fd68 100644 --- a/zlib/contrib/ada/zlib.adb +++ b/zlib/contrib/ada/zlib.adb @@ -1,12 +1,12 @@ ---------------------------------------------------------------- -- ZLib for Ada thick binding. -- -- -- --- Copyright (C) 2002-2003 Dmitriy Anisimkov -- +-- Copyright (C) 2002-2004 Dmitriy Anisimkov -- -- -- -- Open source license information is in the zlib.ads file. -- ---------------------------------------------------------------- --- $Id: zlib.adb,v 1.19 2003/07/13 16:02:19 vagul Exp $ +-- $Id: zlib.adb,v 1.31 2004/09/06 06:53:19 vagul Exp $ with Ada.Exceptions; with Ada.Unchecked_Conversion; @@ -34,7 +34,7 @@ package body ZLib is VERSION_ERROR); type Flate_Step_Function is access - function (Strm : Thin.Z_Streamp; flush : Thin.Int) return Thin.Int; + function (Strm : in Thin.Z_Streamp; Flush : in Thin.Int) return Thin.Int; pragma Convention (C, Flate_Step_Function); type Flate_End_Function is access @@ -82,13 +82,13 @@ package body ZLib is Flush_Finish : constant array (Boolean) of Flush_Mode := (True => Finish, False => No_Flush); - procedure Raise_Error (Stream : Z_Stream); + procedure Raise_Error (Stream : in Z_Stream); pragma Inline (Raise_Error); - procedure Raise_Error (Message : String); + procedure Raise_Error (Message : in String); pragma Inline (Raise_Error); - procedure Check_Error (Stream : Z_Stream; Code : Thin.Int); + procedure Check_Error (Stream : in Z_Stream; Code : in Thin.Int); procedure Free is new Ada.Unchecked_Deallocation (Z_Stream, Z_Stream_Access); @@ -118,7 +118,7 @@ package body ZLib is -- Check_Error -- ----------------- - procedure Check_Error (Stream : Z_Stream; Code : Thin.Int) is + procedure Check_Error (Stream : in Z_Stream; Code : in Thin.Int) is use type Thin.Int; begin if Code /= Thin.Z_OK then @@ -138,10 +138,11 @@ package body ZLib is is Code : Thin.Int; begin - Code := Flate (Filter.Compression).Done - (To_Thin_Access (Filter.Strm)); + if not Ignore_Error and then not Is_Open (Filter) then + raise Status_Error; + end if; - Filter.Opened := False; + Code := Flate (Filter.Compression).Done (To_Thin_Access (Filter.Strm)); if Ignore_Error or else Code = Thin.Z_OK then Free (Filter.Strm); @@ -154,7 +155,7 @@ package body ZLib is Ada.Exceptions.Raise_Exception (ZLib_Error'Identity, Return_Code_Enum'Image (Return_Code (Code)) - & ": " & Error_Message); + & ": " & Error_Message); end; end if; end Close; @@ -170,10 +171,9 @@ package body ZLib is is use Thin; begin - return Unsigned_32 (crc32 - (ULong (CRC), - Bytes.To_Pointer (Data'Address), - Data'Length)); + return Unsigned_32 (crc32 (ULong (CRC), + Data'Address, + Data'Length)); end CRC32; procedure CRC32 @@ -192,13 +192,17 @@ package body ZLib is Level : in Compression_Level := Default_Compression; Strategy : in Strategy_Type := Default_Strategy; Method : in Compression_Method := Deflated; - Window_Bits : in Window_Bits_Type := 15; - Memory_Level : in Memory_Level_Type := 8; + Window_Bits : in Window_Bits_Type := Default_Window_Bits; + Memory_Level : in Memory_Level_Type := Default_Memory_Level; Header : in Header_Type := Default) is use type Thin.Int; Win_Bits : Thin.Int := Thin.Int (Window_Bits); begin + if Is_Open (Filter) then + raise Status_Error; + end if; + -- We allow ZLib to make header only in case of default header type. -- Otherwise we would either do header by ourselfs, or do not do -- header at all. @@ -216,10 +220,9 @@ package body ZLib is Filter.Offset := Simple_GZip_Header'Last + 1; end if; - Filter.Strm := new Z_Stream; + Filter.Strm := new Z_Stream; Filter.Compression := True; Filter.Stream_End := False; - Filter.Opened := True; Filter.Header := Header; if Thin.Deflate_Init @@ -255,18 +258,18 @@ package body ZLib is ----------------------- procedure Generic_Translate - (Filter : in out ZLib.Filter_Type; - In_Buffer_Size : Integer := Default_Buffer_Size; - Out_Buffer_Size : Integer := Default_Buffer_Size) + (Filter : in out ZLib.Filter_Type; + In_Buffer_Size : in Integer := Default_Buffer_Size; + Out_Buffer_Size : in Integer := Default_Buffer_Size) is - In_Buffer : Stream_Element_Array - (1 .. Stream_Element_Offset (In_Buffer_Size)); + In_Buffer : Stream_Element_Array + (1 .. Stream_Element_Offset (In_Buffer_Size)); Out_Buffer : Stream_Element_Array - (1 .. Stream_Element_Offset (Out_Buffer_Size)); - Last : Stream_Element_Offset; - In_Last : Stream_Element_Offset; - In_First : Stream_Element_Offset; - Out_Last : Stream_Element_Offset; + (1 .. Stream_Element_Offset (Out_Buffer_Size)); + Last : Stream_Element_Offset; + In_Last : Stream_Element_Offset; + In_First : Stream_Element_Offset; + Out_Last : Stream_Element_Offset; begin Main : loop Data_In (In_Buffer, Last); @@ -275,18 +278,21 @@ package body ZLib is loop Translate - (Filter, - In_Buffer (In_First .. Last), - In_Last, - Out_Buffer, - Out_Last, - Flush_Finish (Last < In_Buffer'First)); + (Filter => Filter, + In_Data => In_Buffer (In_First .. Last), + In_Last => In_Last, + Out_Data => Out_Buffer, + Out_Last => Out_Last, + Flush => Flush_Finish (Last < In_Buffer'First)); - Data_Out (Out_Buffer (Out_Buffer'First .. Out_Last)); + if Out_Buffer'First <= Out_Last then + Data_Out (Out_Buffer (Out_Buffer'First .. Out_Last)); + end if; exit Main when Stream_End (Filter); -- The end of in buffer. + exit when In_Last = Last; In_First := In_Last + 1; @@ -301,7 +307,7 @@ package body ZLib is procedure Inflate_Init (Filter : in out Filter_Type; - Window_Bits : in Window_Bits_Type := 15; + Window_Bits : in Window_Bits_Type := Default_Window_Bits; Header : in Header_Type := Default) is use type Thin.Int; @@ -320,6 +326,10 @@ package body ZLib is end Check_Version; begin + if Is_Open (Filter) then + raise Status_Error; + end if; + case Header is when None => Check_Version; @@ -344,10 +354,9 @@ package body ZLib is when Default => null; end case; - Filter.Strm := new Z_Stream; + Filter.Strm := new Z_Stream; Filter.Compression := False; Filter.Stream_End := False; - Filter.Opened := True; Filter.Header := Header; if Thin.Inflate_Init @@ -357,16 +366,25 @@ package body ZLib is end if; end Inflate_Init; + ------------- + -- Is_Open -- + ------------- + + function Is_Open (Filter : in Filter_Type) return Boolean is + begin + return Filter.Strm /= null; + end Is_Open; + ----------------- -- Raise_Error -- ----------------- - procedure Raise_Error (Message : String) is + procedure Raise_Error (Message : in String) is begin Ada.Exceptions.Raise_Exception (ZLib_Error'Identity, Message); end Raise_Error; - procedure Raise_Error (Stream : Z_Stream) is + procedure Raise_Error (Stream : in Z_Stream) is begin Raise_Error (Last_Error_Message (Stream)); end Raise_Error; @@ -378,21 +396,29 @@ package body ZLib is procedure Read (Filter : in out Filter_Type; Item : out Ada.Streams.Stream_Element_Array; - Last : out Ada.Streams.Stream_Element_Offset) + Last : out Ada.Streams.Stream_Element_Offset; + Flush : in Flush_Mode := No_Flush) is In_Last : Stream_Element_Offset; Item_First : Ada.Streams.Stream_Element_Offset := Item'First; + V_Flush : Flush_Mode := Flush; begin pragma Assert (Rest_First in Buffer'First .. Buffer'Last + 1); + pragma Assert (Rest_Last in Buffer'First - 1 .. Buffer'Last); loop - if Rest_First > Buffer'Last then + if Rest_Last = Buffer'First - 1 then + V_Flush := Finish; + + elsif Rest_First > Rest_Last then Read (Buffer, Rest_Last); Rest_First := Buffer'First; - end if; - pragma Assert (Rest_Last in Buffer'First - 1 .. Buffer'Last); + if Rest_Last < Buffer'First then + V_Flush := Finish; + end if; + end if; Translate (Filter => Filter, @@ -400,11 +426,13 @@ package body ZLib is In_Last => In_Last, Out_Data => Item (Item_First .. Item'Last), Out_Last => Last, - Flush => Flush_Finish (Rest_Last < Rest_First)); + Flush => V_Flush); Rest_First := In_Last + 1; - exit when Last = Item'Last or else Stream_End (Filter); + exit when Stream_End (Filter) + or else Last = Item'Last + or else (Last >= Item'First and then Allow_Read_Some); Item_First := Last + 1; end loop; @@ -489,11 +517,11 @@ package body ZLib is Code : Thin.Int; begin - if Filter.Opened = False then - raise ZLib_Error; + if not Is_Open (Filter) then + raise Status_Error; end if; - if Out_Data'Length = 0 then + if Out_Data'Length = 0 and then In_Data'Length = 0 then raise Constraint_Error; end if; @@ -514,7 +542,6 @@ package body ZLib is - Stream_Element_Offset (Avail_In (Filter.Strm.all)); Out_Last := Out_Data'Last - Stream_Element_Offset (Avail_Out (Filter.Strm.all)); - end Translate_Auto; -------------------- @@ -529,7 +556,7 @@ package body ZLib is Out_Last : out Ada.Streams.Stream_Element_Offset; Flush : in Flush_Mode) is - Out_First : Stream_Element_Offset; + Out_First : Stream_Element_Offset; procedure Add_Data (Data : in Stream_Element_Array); -- Add data to stream from the Filter.Offset till necessary, @@ -596,7 +623,7 @@ package body ZLib is Add_Data (Simple_GZip_Header); Translate_Auto - (Filter => Filter, + (Filter => Filter, In_Data => In_Data, In_Last => In_Last, Out_Data => Out_Data (Out_First .. Out_Data'Last), @@ -604,7 +631,6 @@ package body ZLib is Flush => Flush); CRC32 (Filter.CRC, In_Data (In_Data'First .. In_Last)); - end if; if Filter.Stream_End and then Out_Last <= Out_Data'Last then @@ -642,10 +668,11 @@ package body ZLib is procedure Write (Filter : in out Filter_Type; Item : in Ada.Streams.Stream_Element_Array; - Flush : in Flush_Mode) + Flush : in Flush_Mode := No_Flush) is - Buffer : Stream_Element_Array (1 .. Buffer_Size); - In_Last, Out_Last : Stream_Element_Offset; + Buffer : Stream_Element_Array (1 .. Buffer_Size); + In_Last : Stream_Element_Offset; + Out_Last : Stream_Element_Offset; In_First : Stream_Element_Offset := Item'First; begin if Item'Length = 0 and Flush = No_Flush then @@ -654,7 +681,7 @@ package body ZLib is loop Translate - (Filter => Filter, + (Filter => Filter, In_Data => Item (In_First .. Item'Last), In_Last => In_Last, Out_Data => Buffer, diff --git a/zlib/contrib/ada/zlib.ads b/zlib/contrib/ada/zlib.ads index b72e4d2..79ffc40 100644 --- a/zlib/contrib/ada/zlib.ads +++ b/zlib/contrib/ada/zlib.ads @@ -1,7 +1,7 @@ ------------------------------------------------------------------------------ -- ZLib for Ada thick binding. -- -- -- --- Copyright (C) 2002-2003 Dmitriy Anisimkov -- +-- Copyright (C) 2002-2004 Dmitriy Anisimkov -- -- -- -- This library is free software; you can redistribute it and/or modify -- -- it under the terms of the GNU General Public License as published by -- @@ -25,7 +25,7 @@ -- covered by the GNU Public License. -- ------------------------------------------------------------------------------ --- $Id: zlib.ads,v 1.17 2003/08/12 13:19:07 vagul Exp $ +-- $Id: zlib.ads,v 1.26 2004/09/06 06:53:19 vagul Exp $ with Ada.Streams; @@ -33,7 +33,8 @@ with Interfaces; package ZLib is - ZLib_Error : exception; + ZLib_Error : exception; + Status_Error : exception; type Compression_Level is new Integer range -1 .. 9; @@ -55,12 +56,15 @@ package ZLib is subtype Count is Ada.Streams.Stream_Element_Count; + Default_Memory_Level : constant Memory_Level_Type := 8; + Default_Window_Bits : constant Window_Bits_Type := 15; + ---------------------------------- -- Compression method constants -- ---------------------------------- Deflated : constant Compression_Method; - -- Only one method allowed in this ZLib version. + -- Only one method allowed in this ZLib version --------------------------------- -- Compression level constants -- @@ -79,21 +83,29 @@ package ZLib is -- Regular way for compression, no flush Partial_Flush : constant Flush_Mode; - -- will be removed, use Z_SYNC_FLUSH instead + -- Will be removed, use Z_SYNC_FLUSH instead Sync_Flush : constant Flush_Mode; - -- all pending output is flushed to the output buffer and the output + -- All pending output is flushed to the output buffer and the output -- is aligned on a byte boundary, so that the decompressor can get all -- input data available so far. (In particular avail_in is zero after the -- call if enough output space has been provided before the call.) -- Flushing may degrade compression for some compression algorithms and so -- it should be used only when necessary. + Block_Flush : constant Flush_Mode; + -- Z_BLOCK requests that inflate() stop + -- if and when it get to the next deflate block boundary. When decoding the + -- zlib or gzip format, this will cause inflate() to return immediately + -- after the header and before the first block. When doing a raw inflate, + -- inflate() will go ahead and process the first block, and will return + -- when it gets to the end of that block, or when it runs out of data. + Full_Flush : constant Flush_Mode; - -- all output is flushed as with SYNC_FLUSH, and the compression state + -- All output is flushed as with SYNC_FLUSH, and the compression state -- is reset so that decompression can restart from this point if previous -- compressed data has been damaged or if random access is desired. Using - -- FULL_FLUSH too often can seriously degrade the compression. + -- Full_Flush too often can seriously degrade the compression. Finish : constant Flush_Mode; -- Just for tell the compressor that input data is complete. @@ -111,7 +123,7 @@ package ZLib is Default_Buffer_Size : constant := 4096; - type Filter_Type is limited private; + type Filter_Type is tagged limited private; -- The filter is for compression and for decompression. -- The usage of the type is depend of its initialization. @@ -124,8 +136,8 @@ package ZLib is Level : in Compression_Level := Default_Compression; Strategy : in Strategy_Type := Default_Strategy; Method : in Compression_Method := Deflated; - Window_Bits : in Window_Bits_Type := 15; - Memory_Level : in Memory_Level_Type := 8; + Window_Bits : in Window_Bits_Type := Default_Window_Bits; + Memory_Level : in Memory_Level_Type := Default_Memory_Level; Header : in Header_Type := Default); -- Compressor initialization. -- When Header parameter is Auto or Default, then default zlib header @@ -136,7 +148,7 @@ package ZLib is procedure Inflate_Init (Filter : in out Filter_Type; - Window_Bits : in Window_Bits_Type := 15; + Window_Bits : in Window_Bits_Type := Default_Window_Bits; Header : in Header_Type := Default); -- Decompressor initialization. -- Default header type mean that ZLib default header is expecting in the @@ -146,10 +158,14 @@ package ZLib is -- input compressed stream. -- Auto header type mean that header type (GZip or Native) would be -- detected automatically in the input stream. - -- Note that header types parameter values None, GZip and Auto is - -- supporting for inflate routine only in ZLib versions 1.2.0.2 and later. + -- Note that header types parameter values None, GZip and Auto are + -- supported for inflate routine only in ZLib versions 1.2.0.2 and later. -- Deflate_Init is supporting all header types. + function Is_Open (Filter : in Filter_Type) return Boolean; + pragma Inline (Is_Open); + -- Is the filter opened for compression or decompression. + procedure Close (Filter : in out Filter_Type; Ignore_Error : in Boolean := False); @@ -167,31 +183,31 @@ package ZLib is (Filter : in out Filter_Type; In_Buffer_Size : in Integer := Default_Buffer_Size; Out_Buffer_Size : in Integer := Default_Buffer_Size); - -- Compressing/decompressing data arrived from Data_In routine + -- Compress/decompress data fetch from Data_In routine and pass the result -- to the Data_Out routine. User should provide Data_In and Data_Out -- for compression/decompression data flow. - -- Compression or decompression depend on initialization of Filter. + -- Compression or decompression depend on Filter initialization. function Total_In (Filter : in Filter_Type) return Count; pragma Inline (Total_In); - -- Return total number of input bytes read so far. + -- Returns total number of input bytes read so far function Total_Out (Filter : in Filter_Type) return Count; pragma Inline (Total_Out); - -- Return total number of bytes output so far. + -- Returns total number of bytes output so far function CRC32 (CRC : in Unsigned_32; Data : in Ada.Streams.Stream_Element_Array) return Unsigned_32; pragma Inline (CRC32); - -- Calculate CRC32, it could be necessary for make gzip format. + -- Compute CRC32, it could be necessary for make gzip format procedure CRC32 (CRC : in out Unsigned_32; Data : in Ada.Streams.Stream_Element_Array); pragma Inline (CRC32); - -- Calculate CRC32, it could be necessary for make gzip format. + -- Compute CRC32, it could be necessary for make gzip format ------------------------------------------------- -- Below is more complex low level routines. -- @@ -204,15 +220,11 @@ package ZLib is Out_Data : out Ada.Streams.Stream_Element_Array; Out_Last : out Ada.Streams.Stream_Element_Offset; Flush : in Flush_Mode); - -- Compressing/decompressing the datas from In_Data buffer to the - -- Out_Data buffer. - -- In_Data is incoming data portion, - -- In_Last is the index of last element from In_Data accepted by the - -- Filter. - -- Out_Data is the buffer for output data from the filter. - -- Out_Last is the last element of the received data from Filter. - -- To tell the filter that incoming data is complete put the - -- Flush parameter to FINISH. + -- Compress/decompress the In_Data buffer and place the result into + -- Out_Data. In_Last is the index of last element from In_Data accepted by + -- the Filter. Out_Last is the last element of the received data from + -- Filter. To tell the filter that incoming data are complete put the + -- Flush parameter to Finish. function Stream_End (Filter : in Filter_Type) return Boolean; pragma Inline (Stream_End); @@ -239,10 +251,9 @@ package ZLib is procedure Write (Filter : in out Filter_Type; Item : in Ada.Streams.Stream_Element_Array; - Flush : in Flush_Mode); - -- Compressing/Decompressing data from Item to the - -- generic parameter procedure Write. - -- Output buffer size could be set in Buffer_Size generic parameter. + Flush : in Flush_Mode := No_Flush); + -- Compress/Decompress data from Item to the generic parameter procedure + -- Write. Output buffer size could be set in Buffer_Size generic parameter. generic with procedure Read @@ -257,33 +268,41 @@ package ZLib is Rest_First, Rest_Last : in out Ada.Streams.Stream_Element_Offset; -- Rest_First have to be initialized to Buffer'Last + 1 + -- Rest_Last have to be initialized to Buffer'Last -- before usage. + Allow_Read_Some : in Boolean := False; + -- Is it allowed to return Last < Item'Last before end of data. + procedure Read (Filter : in out Filter_Type; Item : out Ada.Streams.Stream_Element_Array; - Last : out Ada.Streams.Stream_Element_Offset); - -- Compressing/Decompressing data from generic parameter - -- procedure Read to the Item. - -- User should provide Buffer for the operation - -- and Rest_First variable first time initialized to the Buffer'Last + 1. + Last : out Ada.Streams.Stream_Element_Offset; + Flush : in Flush_Mode := No_Flush); + -- Compress/Decompress data from generic parameter procedure Read to the + -- Item. User should provide Buffer and initialized Rest_First, Rest_Last + -- indicators. If Allow_Read_Some is True, Read routines could return + -- Last < Item'Last only at end of stream. private use Ada.Streams; - type Flush_Mode is new Integer range 0 .. 4; + pragma Assert (Ada.Streams.Stream_Element'Size = 8); + pragma Assert (Ada.Streams.Stream_Element'Modulus = 2**8); + + type Flush_Mode is new Integer range 0 .. 5; type Compression_Method is new Integer range 8 .. 8; type Strategy_Type is new Integer range 0 .. 3; No_Flush : constant Flush_Mode := 0; + Partial_Flush : constant Flush_Mode := 1; Sync_Flush : constant Flush_Mode := 2; Full_Flush : constant Flush_Mode := 3; Finish : constant Flush_Mode := 4; - Partial_Flush : constant Flush_Mode := 1; - -- will be removed, use Z_SYNC_FLUSH instead + Block_Flush : constant Flush_Mode := 5; Filtered : constant Strategy_Type := 1; Huffman_Only : constant Strategy_Type := 2; @@ -296,7 +315,7 @@ private type Z_Stream_Access is access all Z_Stream; - type Filter_Type is record + type Filter_Type is tagged limited record Strm : Z_Stream_Access; Compression : Boolean; Stream_End : Boolean; @@ -304,8 +323,6 @@ private CRC : Unsigned_32; Offset : Stream_Element_Offset; -- Offset for gzip header/footer output. - - Opened : Boolean := False; end record; end ZLib; diff --git a/zlib/contrib/ada/zlib.gpr b/zlib/contrib/ada/zlib.gpr index 0f58985..88f51cc 100644 --- a/zlib/contrib/ada/zlib.gpr +++ b/zlib/contrib/ada/zlib.gpr @@ -1,21 +1,21 @@ -project Zlib is - - for Languages use ("Ada"); - for Source_Dirs use ("."); - for Object_Dir use "."; - for Main use ("test.adb", "mtest.adb", "read.adb"); - - package Compiler is - for Default_Switches ("ada") use ("-gnatwbcfilopru", "-gnatVcdfimorst", "-gnatyabcefhiklmnoprst"); - end Compiler; - - package Linker is - for Default_Switches ("ada") use ("-lz"); - end Linker; - - package Builder is - for Default_Switches ("ada") use ("-s", "-gnatQ"); - end Builder; - -end Zlib; - +project Zlib is + + for Languages use ("Ada"); + for Source_Dirs use ("."); + for Object_Dir use "."; + for Main use ("test.adb", "mtest.adb", "read.adb", "buffer_demo"); + + package Compiler is + for Default_Switches ("ada") use ("-gnatwcfilopru", "-gnatVcdfimorst", "-gnatyabcefhiklmnoprst"); + end Compiler; + + package Linker is + for Default_Switches ("ada") use ("-lz"); + end Linker; + + package Builder is + for Default_Switches ("ada") use ("-s", "-gnatQ"); + end Builder; + +end Zlib; + diff --git a/zlib/contrib/delphi/ZLib.pas b/zlib/contrib/delphi/ZLib.pas index 61ffd08..8853866 100644 --- a/zlib/contrib/delphi/ZLib.pas +++ b/zlib/contrib/delphi/ZLib.pas @@ -152,7 +152,7 @@ procedure DecompressToUserBuf(const InBuf: Pointer; InBytes: Integer; const OutBuf: Pointer; BufSize: Integer); const - zlib_version = '1.2.1'; + zlib_version = '1.2.2'; type EZlibError = class(Exception); @@ -510,7 +510,7 @@ begin Result := Count - FZRec.avail_out; Exit; end; - FZRec.next_in := FBuffer; + FZRec.next_in := FBuffer; FStrmPos := FStrm.Position; Progress(Self); end; diff --git a/zlib/contrib/infback9/infback9.c b/zlib/contrib/infback9/infback9.c index 34a95fc..103d901 100644 --- a/zlib/contrib/infback9/infback9.c +++ b/zlib/contrib/infback9/infback9.c @@ -430,6 +430,9 @@ void FAR *out_desc; } } + /* handle error breaks in while */ + if (mode == BAD) break; + /* build code tables */ state->next = state->codes; lencode = (code const FAR *)(state->next); diff --git a/zlib/contrib/infback9/inftree9.c b/zlib/contrib/infback9/inftree9.c index 337a277..5fd5b4a 100644 --- a/zlib/contrib/infback9/inftree9.c +++ b/zlib/contrib/infback9/inftree9.c @@ -9,7 +9,7 @@ #define MAXBITS 15 const char inflate9_copyright[] = - " inflate9 1.2.1.1 Copyright 1995-2003 Mark Adler "; + " inflate9 1.2.1.2 Copyright 1995-2004 Mark Adler "; /* If you use the zlib library in a product, an acknowledgment is welcome in the documentation of your product. If for some reason you cannot @@ -64,7 +64,7 @@ unsigned short FAR *work; static const unsigned short lext[31] = { /* Length codes 257..285 extra */ 128, 128, 128, 128, 128, 128, 128, 128, 129, 129, 129, 129, 130, 130, 130, 130, 131, 131, 131, 131, 132, 132, 132, 132, - 133, 133, 133, 133, 144, 202, 196}; + 133, 133, 133, 133, 144, 77, 194}; static const unsigned short dbase[32] = { /* Distance codes 0..31 base */ 1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193, 257, 385, 513, 769, 1025, 1537, 2049, 3073, diff --git a/zlib/contrib/masmx86/mkasm.bat b/zlib/contrib/masmx86/mkasm.bat index f3fa0a0..70a51f8 100755 --- a/zlib/contrib/masmx86/mkasm.bat +++ b/zlib/contrib/masmx86/mkasm.bat @@ -1,3 +1,3 @@ -cl /I..\.. /O2 /c gvmat32c.c +cl /DASMV /I..\.. /O2 /c gvmat32c.c ml /coff /Zi /c /Flgvmat32.lst gvmat32.asm ml /coff /Zi /c /Flinffas32.lst inffas32.asm diff --git a/zlib/contrib/minizip/ChangeLogUnzip b/zlib/contrib/minizip/ChangeLogUnzip index d7d4b6b..4be4d16 100644 --- a/zlib/contrib/minizip/ChangeLogUnzip +++ b/zlib/contrib/minizip/ChangeLogUnzip @@ -1,3 +1,11 @@ +Change in 1.01b (20 may 04) +- Integrate patch from Debian package (submited by Mark Brown) +- Add tools mztools from Xavier Roche + +Change in 1.01 (8 may 04) +- fix buffer overrun risk in unzip.c (Xavier Roche) +- fix a minor buffer insecurity in minizip.c (Mike Whittaker) + Change in 1.00: (10 sept 03) - rename to 1.00 - cosmetic code change diff --git a/zlib/contrib/minizip/crypt.h b/zlib/contrib/minizip/crypt.h index 9c7a89c..7f8a634 100644 --- a/zlib/contrib/minizip/crypt.h +++ b/zlib/contrib/minizip/crypt.h @@ -1,9 +1,9 @@ /* crypt.h -- base code for crypt/uncrypt ZIPfile - Version 1.00, September 10th, 2003 + Version 1.01, May 8th, 2004 - Copyright (C) 1998-2003 Gilles Vollant + Copyright (C) 1998-2004 Gilles Vollant This code is a modified version of crypting code in Infozip distribution diff --git a/zlib/contrib/minizip/ioapi.c b/zlib/contrib/minizip/ioapi.c index 80443b7..6ddfd36 100644 --- a/zlib/contrib/minizip/ioapi.c +++ b/zlib/contrib/minizip/ioapi.c @@ -1,9 +1,9 @@ /* ioapi.c -- IO base function header for compress/uncompress .zip files using zlib + zip or unzip API - Version 1.00, September 10th, 2003 + Version 1.01, May 8th, 2004 - Copyright (C) 1998-2003 Gilles Vollant + Copyright (C) 1998-2004 Gilles Vollant */ #include diff --git a/zlib/contrib/minizip/ioapi.h b/zlib/contrib/minizip/ioapi.h index 6bc2a2c..b761161 100644 --- a/zlib/contrib/minizip/ioapi.h +++ b/zlib/contrib/minizip/ioapi.h @@ -1,9 +1,9 @@ /* ioapi.h -- IO base function header for compress/uncompress .zip files using zlib + zip or unzip API - Version 1.00, September 10th, 2003 + Version 1.01, May 8th, 2004 - Copyright (C) 1998-2003 Gilles Vollant + Copyright (C) 1998-2004 Gilles Vollant */ #ifndef _ZLIBIOAPI_H diff --git a/zlib/contrib/minizip/iowin32.c b/zlib/contrib/minizip/iowin32.c index 02b27cb..940dc0b 100644 --- a/zlib/contrib/minizip/iowin32.c +++ b/zlib/contrib/minizip/iowin32.c @@ -2,9 +2,9 @@ files using zlib + zip or unzip API This IO API version uses the Win32 API (for Microsoft Windows) - Version 1.00, September 10th, 2003 + Version 1.01, May 8th, 2004 - Copyright (C) 1998-2003 Gilles Vollant + Copyright (C) 1998-2004 Gilles Vollant */ #include diff --git a/zlib/contrib/minizip/iowin32.h b/zlib/contrib/minizip/iowin32.h index c0ebd50..8774fe7 100644 --- a/zlib/contrib/minizip/iowin32.h +++ b/zlib/contrib/minizip/iowin32.h @@ -2,9 +2,9 @@ files using zlib + zip or unzip API This IO API version uses the Win32 API (for Microsoft Windows) - Version 1.00, September 10th, 2003 + Version 1.01, May 8th, 2004 - Copyright (C) 1998-2003 Gilles Vollant + Copyright (C) 1998-2004 Gilles Vollant */ #include diff --git a/zlib/contrib/minizip/miniunz.c b/zlib/contrib/minizip/miniunz.c index c8cf81e..11b7260 100644 --- a/zlib/contrib/minizip/miniunz.c +++ b/zlib/contrib/minizip/miniunz.c @@ -1,3 +1,11 @@ +/* + miniunz.c + Version 1.01b, May 30th, 2004 + + Copyright (C) 1998-2004 Gilles Vollant +*/ + + #include #include #include @@ -27,7 +35,7 @@ mini unzip, demo of unzip package usage : - Usage : miniunz [-exvlo] file.zip [file_to_extract] + Usage : miniunz [-exvlo] file.zip [file_to_extract] [-d extractdir] list the file in the zipfile, and print the content of FILE_ID.ZIP or README.TXT if it exists @@ -140,17 +148,18 @@ int makedir (newdir) void do_banner() { - printf("MiniUnz 1.00, demo of zLib + Unz package written by Gilles Vollant\n"); + printf("MiniUnz 1.01b, demo of zLib + Unz package written by Gilles Vollant\n"); printf("more info at http://www.winimage.com/zLibDll/unzip.html\n\n"); } void do_help() { - printf("Usage : miniunz [-e] [-x] [-v] [-l] [-o] [-p password] file.zip [file_to_extr.]\n\n" \ + printf("Usage : miniunz [-e] [-x] [-v] [-l] [-o] [-p password] file.zip [file_to_extr.] [-d extractdir]\n\n" \ " -e Extract without pathname (junk paths)\n" \ " -x Extract with pathname\n" \ " -v list files\n" \ " -l list files\n" \ + " -d directory to extract into\n" \ " -o overwrite files without prompting\n" \ " -p extract crypted file using password\n\n"); } @@ -304,8 +313,14 @@ int do_extract_currentfile(uf,popt_extract_without_path,popt_overwrite,password) do { char answer[128]; - printf("The file %s exist. Overwrite ? [y]es, [n]o, [A]ll: ",write_filename); - scanf("%1s",answer); + int ret; + + printf("The file %s exists. Overwrite ? [y]es, [n]o, [A]ll: ",write_filename); + ret = scanf("%1s",answer); + if (ret != 1) + { + exit(EXIT_FAILURE); + } rep = answer[0] ; if ((rep>='a') && (rep<='z')) rep -= 0x20; @@ -459,6 +474,8 @@ int main(argc,argv) int opt_do_extract=1; int opt_do_extract_withoutpath=0; int opt_overwrite=0; + int opt_extractdir=0; + const char *dirname=NULL; unzFile uf=NULL; do_banner(); @@ -488,6 +505,12 @@ int main(argc,argv) opt_do_extract = opt_do_extract_withoutpath = 1; if ((c=='o') || (c=='O')) opt_overwrite=1; + if ((c=='d') || (c=='D')) + { + opt_extractdir=1; + dirname=argv[i+1]; + } + if (((c=='p') || (c=='P')) && (i+1 #include #include @@ -53,8 +60,8 @@ uLong filetime(f, tmzip, dt) #else #ifdef unix uLong filetime(f, tmzip, dt) - char *f; /* name of file to get info on */ - tm_zip *tmzip; /* return value: access, modific. and creation times */ + char *f; /* name of file to get info on */ + tm_zip *tmzip; /* return value: access, modific. and creation times */ uLong *dt; /* dostime */ { int ret=0; @@ -66,6 +73,8 @@ uLong filetime(f, tmzip, dt) { char name[MAXFILENAME+1]; int len = strlen(f); + if (len > MAXFILENAME) + len = MAXFILENAME; strncpy(name, f,MAXFILENAME-1); /* strncpy doesnt append the trailing NULL, of the string is too long. */ @@ -120,7 +129,7 @@ int check_exist_file(filename) void do_banner() { - printf("MiniZip 1.00, demo of zLib + Zip package written by Gilles Vollant\n"); + printf("MiniZip 1.01b, demo of zLib + Zip package written by Gilles Vollant\n"); printf("more info at http://www.winimage.com/zLibDll/unzip.html\n\n"); } @@ -269,8 +278,13 @@ int main(argc,argv) do { char answer[128]; - printf("The file %s exist. Overwrite ? [y]es, [n]o, [a]ppend : ",filename_try); - scanf("%1s",answer); + int ret; + printf("The file %s exists. Overwrite ? [y]es, [n]o, [a]ppend : ",filename_try); + ret = scanf("%1s",answer); + if (ret != 1) + { + exit(EXIT_FAILURE); + } rep = answer[0] ; if ((rep>='a') && (rep<='z')) rep -= 0x20; @@ -305,7 +319,12 @@ int main(argc,argv) for (i=zipfilenamearg+1;(i='0') || (argv[i][1]<='9'))) && + (strlen(argv[i]) == 2))) { FILE * fin; int size_read; @@ -390,7 +409,11 @@ int main(argc,argv) errclose = zipClose(zf,NULL); if (errclose != ZIP_OK) printf("error in closing %s\n",filename_try); - } + } + else + { + do_help(); + } free(buf); return 0; diff --git a/zlib/contrib/minizip/unzip.c b/zlib/contrib/minizip/unzip.c index f08f624..e804a2a 100644 --- a/zlib/contrib/minizip/unzip.c +++ b/zlib/contrib/minizip/unzip.c @@ -1,7 +1,7 @@ /* unzip.c -- IO for uncompress .zip files using zlib - Version 1.00, September 10th, 2003 + Version 1.01c, August 23th, 2004 - Copyright (C) 1998-2003 Gilles Vollant + Copyright (C) 1998-2004 Gilles Vollant Read unzip.h for more info */ @@ -88,7 +88,7 @@ woven in by Terry Thorsen 1/2003. const char unz_copyright[] = - " unzip 1.00 Copyright 1998-2003 Gilles Vollant - http://www.winimage.com/zLibDll"; + " unzip 1.01 Copyright 1998-2004 Gilles Vollant - http://www.winimage.com/zLibDll"; /* unz_file_info_interntal contain internal info about a file in zipfile*/ typedef struct unz_file_info_internal_s @@ -798,7 +798,8 @@ extern int ZEXPORT unzGoToNextFile (file) s=(unz_s*)file; if (!s->current_file_ok) return UNZ_END_OF_LIST_OF_FILE; - if (s->num_file+1==s->gi.number_entry) + if (s->gi.number_entry != 0xffff) /* 2^16 files overflow hack */ + if (s->num_file+1==s->gi.number_entry) return UNZ_END_OF_LIST_OF_FILE; s->pos_in_central_dir += SIZECENTRALDIRITEM + s->cur_file_info.size_filename + @@ -1244,9 +1245,15 @@ extern int ZEXPORT unzReadCurrentFile (file, buf, len) pfile_in_zip_read_info->stream.avail_out = (uInt)len; - if (len>pfile_in_zip_read_info->rest_read_uncompressed) + if ((len>pfile_in_zip_read_info->rest_read_uncompressed) && + (!(pfile_in_zip_read_info->raw))) pfile_in_zip_read_info->stream.avail_out = - (uInt)pfile_in_zip_read_info->rest_read_uncompressed; + (uInt)pfile_in_zip_read_info->rest_read_uncompressed; + + if ((len>pfile_in_zip_read_info->rest_read_compressed) && + (pfile_in_zip_read_info->raw)) + pfile_in_zip_read_info->stream.avail_out = + (uInt)pfile_in_zip_read_info->rest_read_compressed; while (pfile_in_zip_read_info->stream.avail_out>0) { @@ -1339,6 +1346,9 @@ extern int ZEXPORT unzReadCurrentFile (file, buf, len) */ err=inflate(&pfile_in_zip_read_info->stream,flush); + if ((err>=0) && (pfile_in_zip_read_info->stream.msg!=NULL)) + err = Z_DATA_ERROR; + uTotalOutAfter = pfile_in_zip_read_info->stream.total_out; uOutThis = uTotalOutAfter-uTotalOutBefore; @@ -1461,7 +1471,7 @@ extern int ZEXPORT unzGetLocalExtrafield (file,buf,len) if (ZREAD(pfile_in_zip_read_info->z_filefunc, pfile_in_zip_read_info->filestream, - buf,size_to_read)!=size_to_read) + buf,read_now)!=read_now) return UNZ_ERRNO; return (int)read_now; @@ -1544,3 +1554,40 @@ extern int ZEXPORT unzGetGlobalComment (file, szComment, uSizeBuf) *(szComment+s->gi.size_comment)='\0'; return (int)uReadThis; } + +/* Additions by RX '2004 */ +extern uLong ZEXPORT unzGetOffset (file) + unzFile file; +{ + unz_s* s; + + if (file==NULL) + return UNZ_PARAMERROR; + s=(unz_s*)file; + if (!s->current_file_ok) + return 0; + if (s->gi.number_entry != 0 && s->gi.number_entry != 0xffff) + if (s->num_file==s->gi.number_entry) + return 0; + return s->pos_in_central_dir; +} + +extern int ZEXPORT unzSetOffset (file, pos) + unzFile file; + uLong pos; +{ + unz_s* s; + int err; + + if (file==NULL) + return UNZ_PARAMERROR; + s=(unz_s*)file; + + s->pos_in_central_dir = pos; + s->num_file = s->gi.number_entry; /* hack */ + err = unzlocal_GetCurrentFileInfoInternal(file,&s->cur_file_info, + &s->cur_file_info_internal, + NULL,0,NULL,0,NULL,0); + s->current_file_ok = (err == UNZ_OK); + return err; +} diff --git a/zlib/contrib/minizip/unzip.h b/zlib/contrib/minizip/unzip.h index 4e50979..0c7c6f1 100644 --- a/zlib/contrib/minizip/unzip.h +++ b/zlib/contrib/minizip/unzip.h @@ -1,7 +1,7 @@ /* unzip.h -- IO for uncompress .zip files using zlib - Version 1.00, September 10th, 2003 + Version 1.01, May 8th, 2004 - Copyright (C) 1998-2003 Gilles Vollant + Copyright (C) 1998-2004 Gilles Vollant This unzip package allow extract file from .ZIP file, compatible with PKZip 2.04g WinZip, InfoZip tools and compatible. @@ -335,6 +335,16 @@ extern int ZEXPORT unzGetLocalExtrafield OF((unzFile file, the error code */ +/***************************************************************************/ + +/* Get the current file offset */ +extern uLong ZEXPORT unzGetOffset (unzFile file); + +/* Set the current file offset */ +extern int ZEXPORT unzSetOffset (unzFile file, uLong pos); + + + #ifdef __cplusplus } #endif diff --git a/zlib/contrib/minizip/zip.c b/zlib/contrib/minizip/zip.c index 1a713e5..ce1444c 100644 --- a/zlib/contrib/minizip/zip.c +++ b/zlib/contrib/minizip/zip.c @@ -1,7 +1,7 @@ /* zip.c -- IO on .zip files using zlib - Version 1.00, September 10th, 2003 + Version 1.01, May 8th, 2004 - Copyright (C) 1998-2003 Gilles Vollant + Copyright (C) 1998-2004 Gilles Vollant Read zip.h for more info */ @@ -77,7 +77,7 @@ #endif #endif const char zip_copyright[] = - " zip 1.00 Copyright 1998-2003 Gilles Vollant - http://www.winimage.com/zLibDll"; + " zip 1.01 Copyright 1998-2004 Gilles Vollant - http://www.winimage.com/zLibDll"; #define SIZEDATA_INDATABLOCK (4096-(4*4)) @@ -265,10 +265,19 @@ local int ziplocal_putValue (pzlib_filefunc_def, filestream, x, nbByte) { unsigned char buf[4]; int n; - for (n = 0; n < nbByte; n++) { + for (n = 0; n < nbByte; n++) + { buf[n] = (unsigned char)(x & 0xff); x >>= 8; } + if (x != 0) + { /* data overflow - hack for ZIP64 (X Roche) */ + for (n = 0; n < nbByte; n++) + { + buf[n] = 0xff; + } + } + if (ZWRITE(*pzlib_filefunc_def,filestream,buf,nbByte)!=(uLong)nbByte) return ZIP_ERRNO; else @@ -287,7 +296,16 @@ local void ziplocal_putValue_inmemory (dest, x, nbByte) buf[n] = (unsigned char)(x & 0xff); x >>= 8; } + + if (x != 0) + { /* data overflow - hack for ZIP64 */ + for (n = 0; n < nbByte; n++) + { + buf[n] = 0xff; + } + } } + /****************************************************************************/ diff --git a/zlib/contrib/minizip/zip.h b/zlib/contrib/minizip/zip.h index c37ea21..d5112c4 100644 --- a/zlib/contrib/minizip/zip.h +++ b/zlib/contrib/minizip/zip.h @@ -1,7 +1,7 @@ /* zip.h -- IO for compress .zip files using zlib - Version 1.00, September 10th, 2003 + Version 1.01, May 8th, 2004 - Copyright (C) 1998-2003 Gilles Vollant + Copyright (C) 1998-2004 Gilles Vollant This unzip package allow creates .ZIP file, compatible with PKZip 2.04g WinZip, InfoZip tools and compatible. @@ -212,7 +212,6 @@ extern int ZEXPORT zipCloseFileInZip OF((zipFile file)); Close the current file in the zipfile */ - extern int ZEXPORT zipCloseFileInZipRaw OF((zipFile file, uLong uncompressed_size, uLong crc32)); diff --git a/zlib/contrib/pascal/zlibpas.pas b/zlib/contrib/pascal/zlibpas.pas index 6d5ebe0..94103d2 100644 --- a/zlib/contrib/pascal/zlibpas.pas +++ b/zlib/contrib/pascal/zlibpas.pas @@ -10,7 +10,7 @@ unit zlibpas; interface const - ZLIB_VERSION = '1.2.1'; + ZLIB_VERSION = '1.2.2'; type alloc_func = function(opaque: Pointer; items, size: Integer): Pointer; diff --git a/zlib/contrib/untgz/untgz.c b/zlib/contrib/untgz/untgz.c index d748b69..3a30768 100644 --- a/zlib/contrib/untgz/untgz.c +++ b/zlib/contrib/untgz/untgz.c @@ -1,7 +1,7 @@ /* * untgz.c -- Display contents and extract files from a gzip'd TAR file * - * written by "Pedro A. Aranda Guti\irrez" + * written by Pedro A. Aranda Gutierrez * adaptation to Unix by Jean-loup Gailly * various fixes by Cosmin Truta */ @@ -15,10 +15,10 @@ #include "zlib.h" #ifdef unix -# include +# include #else -# include -# include +# include +# include #endif #ifdef WIN32 @@ -28,8 +28,9 @@ # endif # define mkdir(dirname,mode) _mkdir(dirname) # ifdef _MSC_VER -# define strdup(str) _strdup(str) # define access(path,mode) _access(path,mode) +# define chmod(path,mode) _chmod(path,mode) +# define strdup(str) _strdup(str) # endif #else # include @@ -48,7 +49,21 @@ #define FIFOTYPE '6' /* FIFO special */ #define CONTTYPE '7' /* reserved */ -#define BLOCKSIZE 512 +/* GNU tar extensions */ + +#define GNUTYPE_DUMPDIR 'D' /* file names from dumped directory */ +#define GNUTYPE_LONGLINK 'K' /* long link name */ +#define GNUTYPE_LONGNAME 'L' /* long file name */ +#define GNUTYPE_MULTIVOL 'M' /* continuation of file from another volume */ +#define GNUTYPE_NAMES 'N' /* file name that does not fit into main hdr */ +#define GNUTYPE_SPARSE 'S' /* sparse file */ +#define GNUTYPE_VOLHDR 'V' /* tape/volume header */ + + +/* tar header */ + +#define BLOCKSIZE 512 +#define SHORTNAMESIZE 100 struct tar_header { /* byte offset */ @@ -71,11 +86,20 @@ struct tar_header /* 500 */ }; -union tar_buffer { +union tar_buffer +{ char buffer[BLOCKSIZE]; struct tar_header header; }; +struct attr_item +{ + struct attr_item *next; + char *fname; + int mode; + time_t time; +}; + enum { TGZ_EXTRACT, TGZ_LIST, TGZ_INVALID }; char *TGZfname OF((const char *)); @@ -84,6 +108,9 @@ void TGZnotfound OF((const char *)); int getoct OF((char *, int)); char *strtime OF((time_t *)); int setfiletime OF((char *, time_t)); +void push_attr OF((struct attr_item **, char *, int, time_t)); +void restore_attr OF((struct attr_item **)); + int ExprMatch OF((char *, char *)); int makedir OF((char *)); @@ -221,7 +248,42 @@ int setfiletime (char *fname,time_t ftime) } -/* regular expression matching */ +/* push file attributes */ + +void push_attr(struct attr_item **list,char *fname,int mode,time_t time) +{ + struct attr_item *item; + + item = (struct attr_item *)malloc(sizeof(struct attr_item)); + if (item == NULL) + error("Out of memory"); + item->fname = strdup(fname); + item->mode = mode; + item->time = time; + item->next = *list; + *list = item; +} + + +/* restore file attributes */ + +void restore_attr(struct attr_item **list) +{ + struct attr_item *item, *prev; + + for (item = *list; item != NULL; ) + { + setfiletime(item->fname,item->time); + chmod(item->fname,item->mode); + prev = item; + item = item->next; + free(prev); + } + *list = NULL; +} + + +/* match regular expression */ #define ISSPECIAL(c) (((c) == '*') || ((c) == '/')) @@ -332,6 +394,7 @@ int tar (gzFile in,int action,int arg,int argc,char **argv) char fname[BLOCKSIZE]; int tarmode; time_t tartime; + struct attr_item *attributes = NULL; if (action == TGZ_LIST) printf(" date time size file\n" @@ -354,14 +417,15 @@ int tar (gzFile in,int action,int arg,int argc,char **argv) /* * If we have to get a tar header */ - if (getheader == 1) + if (getheader >= 1) { /* * if we met the end of the tar * or the end-of-tar block, * we are done */ - if ((len == 0) || (buffer.header.name[0] == 0)) break; + if (len == 0 || buffer.header.name[0] == 0) + break; tarmode = getoct(buffer.header.mode,8); tartime = (time_t)getoct(buffer.header.mtime,12); @@ -371,8 +435,25 @@ int tar (gzFile in,int action,int arg,int argc,char **argv) action = TGZ_INVALID; } - strcpy(fname,buffer.header.name); + if (getheader == 1) + { + strncpy(fname,buffer.header.name,SHORTNAMESIZE); + if (fname[SHORTNAMESIZE-1] != 0) + fname[SHORTNAMESIZE] = 0; + } + else + { + /* + * The file name is longer than SHORTNAMESIZE + */ + if (strncmp(fname,buffer.header.name,SHORTNAMESIZE-1) != 0) + error("bad long name"); + getheader = 1; + } + /* + * Act according to the type flag + */ switch (buffer.header.typeflag) { case DIRTYPE: @@ -381,7 +462,7 @@ int tar (gzFile in,int action,int arg,int argc,char **argv) if (action == TGZ_EXTRACT) { makedir(fname); - setfiletime(fname,tartime); + push_attr(&attributes,fname,tarmode,tartime); } break; case REGTYPE: @@ -419,6 +500,24 @@ int tar (gzFile in,int action,int arg,int argc,char **argv) } getheader = 0; break; + case GNUTYPE_LONGLINK: + case GNUTYPE_LONGNAME: + remaining = getoct(buffer.header.size,12); + if (remaining < 0 || remaining >= BLOCKSIZE) + { + action = TGZ_INVALID; + break; + } + len = gzread(in, fname, BLOCKSIZE); + if (len < 0) + error(gzerror(in, &err)); + if (fname[BLOCKSIZE-1] != 0 || (int)strlen(fname) > remaining) + { + action = TGZ_INVALID; + break; + } + getheader = 2; + break; default: if (action == TGZ_LIST) printf(" %s <---> %s\n",strtime(&tartime),fname); @@ -433,7 +532,8 @@ int tar (gzFile in,int action,int arg,int argc,char **argv) { if (fwrite(&buffer,sizeof(char),bytes,outfile) != bytes) { - fprintf(stderr,"%s: Error writing %s -- skipping\n",prog,fname); + fprintf(stderr, + "%s: Error writing %s -- skipping\n",prog,fname); fclose(outfile); outfile = NULL; remove(fname); @@ -450,7 +550,7 @@ int tar (gzFile in,int action,int arg,int argc,char **argv) fclose(outfile); outfile = NULL; if (action != TGZ_INVALID) - setfiletime(fname,tartime); + push_attr(&attributes,fname,tarmode,tartime); } } @@ -464,6 +564,11 @@ int tar (gzFile in,int action,int arg,int argc,char **argv) } } + /* + * Restore file modes and time stamps + */ + restore_attr(&attributes); + if (gzclose(in) != Z_OK) error("failed gzclose"); @@ -475,7 +580,7 @@ int tar (gzFile in,int action,int arg,int argc,char **argv) void help(int exitval) { - printf("untgz version 0.2\n" + printf("untgz version 0.2.1\n" " using zlib version %s\n\n", zlibVersion()); printf("Usage: untgz file.tgz extract all files\n" diff --git a/zlib/contrib/vstudio/vc7/zlib.rc b/zlib/contrib/vstudio/vc7/zlib.rc index 6c51679..2eb7c6b 100644 --- a/zlib/contrib/vstudio/vc7/zlib.rc +++ b/zlib/contrib/vstudio/vc7/zlib.rc @@ -2,8 +2,8 @@ #define IDR_VERSION1 1 IDR_VERSION1 VERSIONINFO MOVEABLE IMPURE LOADONCALL DISCARDABLE - FILEVERSION 1,2,1,0 - PRODUCTVERSION 1,2,1,0 + FILEVERSION 1,2,1,2 + PRODUCTVERSION 1,2,1,2 FILEFLAGSMASK VS_FFI_FILEFLAGSMASK FILEFLAGS 0 FILEOS VOS_DOS_WINDOWS32 @@ -17,7 +17,7 @@ BEGIN BEGIN VALUE "FileDescription", "zlib data compression library\0" - VALUE "FileVersion", "1.2.1.0\0" + VALUE "FileVersion", "1.2.1.2\0" VALUE "InternalName", "zlib\0" VALUE "OriginalFilename", "zlib.dll\0" VALUE "ProductName", "ZLib.DLL\0" diff --git a/zlib/crc32.c b/zlib/crc32.c index 368061c..0e04880 100644 --- a/zlib/crc32.c +++ b/zlib/crc32.c @@ -11,6 +11,14 @@ /* @(#) $Id$ */ +/* + Note on the use of DYNAMIC_CRC_TABLE: there is no mutex or semaphore protection + on the static variables used to control the first-use generation of the crc + tables. Therefore if you #define DYNAMIC_CRC_TABLE, you should first call + get_crc_table() to initialize the tables before allowing more than on thread + to use crc32(). + */ + #ifdef MAKECRCH # include # ifndef DYNAMIC_CRC_TABLE @@ -48,11 +56,9 @@ # define REV(w) (((w)>>24)+(((w)>>8)&0xff00)+ \ (((w)&0xff00)<<8)+(((w)&0xff)<<24)) local unsigned long crc32_little OF((unsigned long, - const unsigned char FAR *, unsigned)) - /*@*/; + const unsigned char FAR *, unsigned)); local unsigned long crc32_big OF((unsigned long, - const unsigned char FAR *, unsigned)) - /*@*/; + const unsigned char FAR *, unsigned)); # define TBLS 8 #else # define TBLS 1 @@ -60,13 +66,11 @@ #ifdef DYNAMIC_CRC_TABLE -local int crc_table_empty = 1; +local volatile int crc_table_empty = 1; local unsigned long FAR crc_table[TBLS][256]; -local void make_crc_table OF((void)) - /*@*/; +local void make_crc_table OF((void)); #ifdef MAKECRCH - local void write_table OF((FILE *, const unsigned long FAR *)) - /*@*/; + local void write_table OF((FILE *, const unsigned long FAR *)); #endif /* MAKECRCH */ /* @@ -99,38 +103,51 @@ local void make_crc_table() { unsigned long c; int n, k; - unsigned long poly; /* polynomial exclusive-or pattern */ + unsigned long poly; /* polynomial exclusive-or pattern */ /* terms of polynomial defining this crc (except x^32): */ + static volatile int first = 1; /* flag to limit concurrent making */ static const unsigned char p[] = {0,1,2,4,5,7,8,10,11,12,16,22,23,26}; - /* make exclusive-or pattern from polynomial (0xedb88320UL) */ - poly = 0UL; - for (n = 0; n < sizeof(p)/sizeof(unsigned char); n++) - poly |= 1UL << (31 - p[n]); - - /* generate a crc for every 8-bit value */ - for (n = 0; n < 256; n++) { - c = (unsigned long)n; - for (k = 0; k < 8; k++) - c = c & 1 ? poly ^ (c >> 1) : c >> 1; - crc_table[0][n] = c; - } + /* See if another task is already doing this (not thread-safe, but better + than nothing -- significantly reduces duration of vulnerability in + case the advice about DYNAMIC_CRC_TABLE is ignored) */ + if (first) { + first = 0; + + /* make exclusive-or pattern from polynomial (0xedb88320UL) */ + poly = 0UL; + for (n = 0; n < sizeof(p)/sizeof(unsigned char); n++) + poly |= 1UL << (31 - p[n]); + + /* generate a crc for every 8-bit value */ + for (n = 0; n < 256; n++) { + c = (unsigned long)n; + for (k = 0; k < 8; k++) + c = c & 1 ? poly ^ (c >> 1) : c >> 1; + crc_table[0][n] = c; + } #ifdef BYFOUR - /* generate crc for each value followed by one, two, and three zeros, and - then the byte reversal of those as well as the first table */ - for (n = 0; n < 256; n++) { - c = crc_table[0][n]; - crc_table[4][n] = REV(c); - for (k = 1; k < 4; k++) { - c = crc_table[0][c & 0xff] ^ (c >> 8); - crc_table[k][n] = c; - crc_table[k + 4][n] = REV(c); - } - } + /* generate crc for each value followed by one, two, and three zeros, and + then the byte reversal of those as well as the first table */ + for (n = 0; n < 256; n++) { + c = crc_table[0][n]; + crc_table[4][n] = REV(c); + for (k = 1; k < 4; k++) { + c = crc_table[0][c & 0xff] ^ (c >> 8); + crc_table[k][n] = c; + crc_table[k + 4][n] = REV(c); + } + } #endif /* BYFOUR */ - crc_table_empty = 0; + crc_table_empty = 0; + } + else { /* not first */ + /* wait for the other guy to finish (not exactly efficient, but rare) */ + while (crc_table_empty) + ; + } #ifdef MAKECRCH /* write out CRC tables to crc32.h */ @@ -181,12 +198,13 @@ local void write_table(out, table) /* ========================================================================= * This function can be used by asm versions of crc32() */ -const unsigned long FAR * ZEXPORT get_crc_table(void) +const unsigned long FAR * ZEXPORT get_crc_table() { #ifdef DYNAMIC_CRC_TABLE - if (crc_table_empty) make_crc_table(); + if (crc_table_empty) + make_crc_table(); #endif /* DYNAMIC_CRC_TABLE */ - return (const unsigned long FAR *)crc_table; + return (const unsigned long FAR *)crc_table; } /* ========================================================================= */ @@ -194,7 +212,10 @@ const unsigned long FAR * ZEXPORT get_crc_table(void) #define DO8 DO1; DO1; DO1; DO1; DO1; DO1; DO1; DO1 /* ========================================================================= */ -unsigned long ZEXPORT crc32(unsigned long crc, const unsigned char FAR *buf, unsigned len) +unsigned long ZEXPORT crc32(crc, buf, len) + unsigned long crc; + const unsigned char FAR *buf; + unsigned len; { if (buf == Z_NULL) return 0UL; @@ -234,7 +255,10 @@ unsigned long ZEXPORT crc32(unsigned long crc, const unsigned char FAR *buf, uns #define DOLIT32 DOLIT4; DOLIT4; DOLIT4; DOLIT4; DOLIT4; DOLIT4; DOLIT4; DOLIT4 /* ========================================================================= */ -local unsigned long crc32_little(unsigned long crc, const unsigned char FAR *buf, unsigned len) +local unsigned long crc32_little(crc, buf, len) + unsigned long crc; + const unsigned char FAR *buf; + unsigned len; { register u4 c; register const u4 FAR *buf4; @@ -271,7 +295,10 @@ local unsigned long crc32_little(unsigned long crc, const unsigned char FAR *buf #define DOBIG32 DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4 /* ========================================================================= */ -local unsigned long crc32_big(unsigned long crc, const unsigned char FAR *buf, unsigned len) +local unsigned long crc32_big(crc, buf, len) + unsigned long crc; + const unsigned char FAR *buf; + unsigned len; { register u4 c; register const u4 FAR *buf4; diff --git a/zlib/crc32.h b/zlib/crc32.h index f64ecf2..8053b61 100644 --- a/zlib/crc32.h +++ b/zlib/crc32.h @@ -2,7 +2,6 @@ * Generated automatically by crc32.c */ -/*@unchecked@*/ /*@observer@*/ local const unsigned long FAR crc_table[TBLS][256] = { { diff --git a/zlib/deflate.c b/zlib/deflate.c index c1dda62..b402fe5 100644 --- a/zlib/deflate.c +++ b/zlib/deflate.c @@ -51,9 +51,8 @@ #include "deflate.h" -/*@unchecked@*/ /*@observer@*/ const char deflate_copyright[] = - " deflate 1.2.1.1 Copyright 1995-2003 Jean-loup Gailly "; + " deflate 1.2.1.2 Copyright 1995-2004 Jean-loup Gailly "; /* If you use the zlib library in a product, an acknowledgment is welcome in the documentation of your product. If for some reason you cannot @@ -71,46 +70,32 @@ typedef enum { finish_done /* finish done, accept no more input or output */ } block_state; -typedef block_state (*compress_func) OF((deflate_state *s, int flush)) - /*@*/; +typedef block_state (*compress_func) OF((deflate_state *s, int flush)); /* Compression function. Returns the block state after the call. */ -local void fill_window OF((deflate_state *s)) - /*@modifies *s @*/; -local block_state deflate_stored OF((deflate_state *s, int flush)) - /*@modifies *s @*/; -local block_state deflate_fast OF((deflate_state *s, int flush)) - /*@modifies *s @*/; +local void fill_window OF((deflate_state *s)); +local block_state deflate_stored OF((deflate_state *s, int flush)); +local block_state deflate_fast OF((deflate_state *s, int flush)); #ifndef FASTEST -local block_state deflate_slow OF((deflate_state *s, int flush)) - /*@modifies *s @*/; +local block_state deflate_slow OF((deflate_state *s, int flush)); #endif -local void lm_init OF((deflate_state *s)) - /*@modifies *s @*/; -local void putShortMSB OF((deflate_state *s, uInt b)) - /*@modifies *s @*/; -local void flush_pending OF((z_streamp strm)) - /*@modifies strm @*/; -local int read_buf OF((z_streamp strm, Bytef *buf, unsigned size)) - /*@modifies strm, *buf @*/; +local void lm_init OF((deflate_state *s)); +local void putShortMSB OF((deflate_state *s, uInt b)); +local void flush_pending OF((z_streamp strm)); +local int read_buf OF((z_streamp strm, Bytef *buf, unsigned size)); #ifndef FASTEST #ifdef ASMV - void match_init OF((void)) /* asm code initialization */ - /*@*/; - uInt longest_match OF((deflate_state *s, IPos cur_match)) - /*@modifies *s @*/; + void match_init OF((void)); /* asm code initialization */ + uInt longest_match OF((deflate_state *s, IPos cur_match)); #else -local uInt longest_match OF((deflate_state *s, IPos cur_match)) - /*@modifies *s @*/; +local uInt longest_match OF((deflate_state *s, IPos cur_match)); #endif #endif -local uInt longest_match_fast OF((deflate_state *s, IPos cur_match)) - /*@modifies *s @*/; +local uInt longest_match_fast OF((deflate_state *s, IPos cur_match)); #ifdef DEBUG local void check_match OF((deflate_state *s, IPos start, IPos match, - int length)) - /*@*/; + int length)); #endif /* =========================================================================== @@ -143,7 +128,6 @@ typedef struct config_s { compress_func func; } config; -/*@unchecked@*/ /*@observer@*/ #ifdef FASTEST local const config configuration_table[2] = { /* good lazy nice chain */ @@ -217,7 +201,11 @@ struct static_tree_desc_s {int dummy;}; /* for buggy compilers */ zmemzero((Bytef *)s->head, (unsigned)(s->hash_size-1)*sizeof(*s->head)); /* ========================================================================= */ -int ZEXPORT deflateInit_(z_streamp strm, int level, const char *version, int stream_size) +int ZEXPORT deflateInit_(strm, level, version, stream_size) + z_streamp strm; + int level; + const char *version; + int stream_size; { return deflateInit2_(strm, level, Z_DEFLATED, MAX_WBITS, DEF_MEM_LEVEL, Z_DEFAULT_STRATEGY, version, stream_size); @@ -225,9 +213,16 @@ int ZEXPORT deflateInit_(z_streamp strm, int level, const char *version, int str } /* ========================================================================= */ -int ZEXPORT deflateInit2_(z_streamp strm, int level, int method, - int windowBits, int memLevel, int strategy, - const char *version, int stream_size) +int ZEXPORT deflateInit2_(strm, level, method, windowBits, memLevel, strategy, + version, stream_size) + z_streamp strm; + int level; + int method; + int windowBits; + int memLevel; + int strategy; + const char *version; + int stream_size; { deflate_state *s; int wrap = 1; @@ -316,7 +311,10 @@ int ZEXPORT deflateInit2_(z_streamp strm, int level, int method, } /* ========================================================================= */ -int ZEXPORT deflateSetDictionary (z_streamp strm, const Bytef *dictionary, uInt dictLength) +int ZEXPORT deflateSetDictionary (strm, dictionary, dictLength) + z_streamp strm; + const Bytef *dictionary; + uInt dictLength; { deflate_state *s; uInt length = dictLength; @@ -357,7 +355,8 @@ int ZEXPORT deflateSetDictionary (z_streamp strm, const Bytef *dictionary, uInt } /* ========================================================================= */ -int ZEXPORT deflateReset (z_streamp strm) +int ZEXPORT deflateReset (strm) + z_streamp strm; { deflate_state *s; @@ -392,7 +391,10 @@ int ZEXPORT deflateReset (z_streamp strm) } /* ========================================================================= */ -int ZEXPORT deflatePrime (z_streamp strm, int bits, int value) +int ZEXPORT deflatePrime (strm, bits, value) + z_streamp strm; + int bits; + int value; { if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; strm->state->bi_valid = bits; @@ -401,7 +403,10 @@ int ZEXPORT deflatePrime (z_streamp strm, int bits, int value) } /* ========================================================================= */ -int ZEXPORT deflateParams(z_streamp strm, int level, int strategy) +int ZEXPORT deflateParams(strm, level, strategy) + z_streamp strm; + int level; + int strategy; { deflate_state *s; compress_func func; @@ -452,7 +457,9 @@ int ZEXPORT deflateParams(z_streamp strm, int level, int strategy) * But even the conservative upper bound of about 14% expansion does not * seem onerous for output buffer allocation. */ -uLong ZEXPORT deflateBound(z_streamp strm, uLong sourceLen) +uLong ZEXPORT deflateBound(strm, sourceLen) + z_streamp strm; + uLong sourceLen; { deflate_state *s; uLong destLen; @@ -479,7 +486,9 @@ uLong ZEXPORT deflateBound(z_streamp strm, uLong sourceLen) * IN assertion: the stream state is correct and there is enough room in * pending_buf. */ -local void putShortMSB (deflate_state *s, uInt b) +local void putShortMSB (s, b) + deflate_state *s; + uInt b; { put_byte(s, (Byte)(b >> 8)); put_byte(s, (Byte)(b & 0xff)); @@ -491,7 +500,8 @@ local void putShortMSB (deflate_state *s, uInt b) * to avoid allocating a large strm->next_out buffer and copying into it. * (See also read_buf()). */ -local void flush_pending(z_streamp strm) +local void flush_pending(strm) + z_streamp strm; { unsigned len = strm->state->pending; @@ -510,7 +520,9 @@ local void flush_pending(z_streamp strm) } /* ========================================================================= */ -int ZEXPORT deflate (z_streamp strm, int flush) +int ZEXPORT deflate (strm, flush) + z_streamp strm; + int flush; { int old_flush; /* value of flush param for previous deflate call */ deflate_state *s; @@ -684,7 +696,8 @@ int ZEXPORT deflate (z_streamp strm, int flush) } /* ========================================================================= */ -int ZEXPORT deflateEnd (z_streamp strm) +int ZEXPORT deflateEnd (strm) + z_streamp strm; { int status; @@ -713,7 +726,9 @@ int ZEXPORT deflateEnd (z_streamp strm) * To simplify the source, this is not supported for 16-bit MSDOS (which * doesn't have enough memory anyway to duplicate compression states). */ -int ZEXPORT deflateCopy (z_streamp dest, z_streamp source) +int ZEXPORT deflateCopy (dest, source) + z_streamp dest; + z_streamp source; { #ifdef MAXSEG_64K return Z_STREAM_ERROR; @@ -773,7 +788,10 @@ int ZEXPORT deflateCopy (z_streamp dest, z_streamp source) * allocating a large strm->next_in buffer and copying from it. * (See also flush_pending()). */ -local int read_buf(z_streamp strm, Bytef *buf, unsigned size) +local int read_buf(strm, buf, size) + z_streamp strm; + Bytef *buf; + unsigned size; { unsigned len = strm->avail_in; @@ -800,7 +818,8 @@ local int read_buf(z_streamp strm, Bytef *buf, unsigned size) /* =========================================================================== * Initialize the "longest match" routines for a new zlib stream */ -local void lm_init (deflate_state *s) +local void lm_init (s) + deflate_state *s; { s->window_size = (ulg)2L*s->w_size; @@ -838,7 +857,9 @@ local void lm_init (deflate_state *s) /* For 80x86 and 680x0, an optimized version will be provided in match.asm or * match.S. The code will be functionally equivalent. */ -local uInt longest_match(deflate_state *s, IPos cur_match) +local uInt longest_match(s, cur_match) + deflate_state *s; + IPos cur_match; /* current match */ { unsigned chain_length = s->max_chain_length;/* max hash chain length */ register Bytef *scan = s->window + s->strstart; /* current string */ @@ -979,7 +1000,9 @@ local uInt longest_match(deflate_state *s, IPos cur_match) /* --------------------------------------------------------------------------- * Optimized version for level == 1 or strategy == Z_RLE only */ -local uInt longest_match_fast(deflate_state *s, IPos cur_match) +local uInt longest_match_fast(s, cur_match) + deflate_state *s; + IPos cur_match; /* current match */ { register Bytef *scan = s->window + s->strstart; /* current string */ register Bytef *match; /* matched string */ @@ -1034,7 +1057,10 @@ local uInt longest_match_fast(deflate_state *s, IPos cur_match) /* =========================================================================== * Check that the match at match_start is indeed a match. */ -local void check_match(deflate_state *s, IPos start, IPos match, int length) +local void check_match(s, start, match, length) + deflate_state *s; + IPos start, match; + int length; { /* check that the match is indeed a match */ if (zmemcmp(s->window + match, @@ -1065,7 +1091,8 @@ local void check_match(deflate_state *s, IPos start, IPos match, int length) * performed for at least two bytes (required for the zip translate_eol * option -- not supported here). */ -local void fill_window(deflate_state *s) +local void fill_window(s) + deflate_state *s; { register unsigned n, m; register Posf *p; @@ -1187,7 +1214,9 @@ local void fill_window(deflate_state *s) * NOTE: this function should be optimized to avoid extra copying from * window to pending_buf. */ -local block_state deflate_stored(deflate_state *s, int flush) +local block_state deflate_stored(s, flush) + deflate_state *s; + int flush; { /* Stored blocks are limited to 0xffff bytes, pending_buf is limited * to pending_buf_size, and each stored block has a 5 byte header: @@ -1243,7 +1272,9 @@ local block_state deflate_stored(deflate_state *s, int flush) * new strings in the dictionary only for unmatched strings or for short * matches. It is used only for the fast compression options. */ -local block_state deflate_fast(deflate_state *s, int flush) +local block_state deflate_fast(s, flush) + deflate_state *s; + int flush; { IPos hash_head = NIL; /* head of the hash chain */ int bflush; /* set if current block must be flushed */ @@ -1347,7 +1378,9 @@ local block_state deflate_fast(deflate_state *s, int flush) * evaluation for matches: a match is finally adopted only if there is * no better match at the next window position. */ -local block_state deflate_slow(deflate_state *s, int flush) +local block_state deflate_slow(s, flush) + deflate_state *s; + int flush; { IPos hash_head = NIL; /* head of hash chain */ int bflush; /* set if current block must be flushed */ diff --git a/zlib/deflate.h b/zlib/deflate.h index 8c8b7cb..410681d 100644 --- a/zlib/deflate.h +++ b/zlib/deflate.h @@ -74,10 +74,8 @@ typedef struct ct_data_s { typedef struct static_tree_desc_s static_tree_desc; typedef struct tree_desc_s { -/*@shared@*/ ct_data *dyn_tree; /* the dynamic tree */ int max_code; /* largest code with non zero frequency */ -/*@shared@*/ static_tree_desc *stat_desc; /* the corresponding static tree */ } FAR tree_desc; @@ -92,14 +90,11 @@ typedef unsigned IPos; typedef struct internal_state { z_streamp strm; /* pointer back to this zlib stream */ int status; /* as the name implies */ -/*@owned@*/ Bytef *pending_buf; /* output still pending */ ulg pending_buf_size; /* size of pending_buf */ -/*@dependent@*/ Bytef *pending_out; /* next pending byte to output to the stream */ int pending; /* nb of bytes in the pending buffer */ int wrap; /* bit 0 true for zlib, bit 1 true for gzip */ - Byte data_type; /* UNKNOWN, BINARY or ASCII */ Byte method; /* STORED (for zip only) or DEFLATED */ int last_flush; /* value of flush param for previous deflate call */ @@ -210,7 +205,6 @@ typedef struct internal_state { /* Depth of each subtree used as tie breaker for trees of equal frequency */ -/*@kept@*/ uchf *l_buf; /* buffer for literals or lengths */ uInt lit_bufsize; @@ -279,19 +273,13 @@ typedef struct internal_state { */ /* in trees.c */ -void _tr_init OF((deflate_state *s)) - /*@globals internalState @*/ - /*@modifies *s, internalState @*/; -int _tr_tally OF((deflate_state *s, unsigned dist, unsigned lc)) - /*@modifies *s @*/; +void _tr_init OF((deflate_state *s)); +int _tr_tally OF((deflate_state *s, unsigned dist, unsigned lc)); void _tr_flush_block OF((deflate_state *s, charf *buf, ulg stored_len, - int eof)) - /*@modifies *s @*/; -void _tr_align OF((deflate_state *s)) - /*@modifies *s @*/; -void _tr_stored_block OF((deflate_state *s, /*@null@*/ charf *buf, ulg stored_len, - int eof)) - /*@modifies *s @*/; + int eof)); +void _tr_align OF((deflate_state *s)); +void _tr_stored_block OF((deflate_state *s, charf *buf, ulg stored_len, + int eof)); #define d_code(dist) \ ((dist) < 256 ? _dist_code[dist] : _dist_code[256+((dist)>>7)]) @@ -307,9 +295,7 @@ void _tr_stored_block OF((deflate_state *s, /*@null@*/ charf *buf, ulg stored_le extern uch _length_code[]; extern uch _dist_code[]; #else -/*@unchecked@*/ /*@observer@*/ extern const uch _length_code[]; -/*@unchecked@*/ /*@observer@*/ extern const uch _dist_code[]; #endif diff --git a/zlib/gzio.c b/zlib/gzio.c index 28d0e3a..0ceafff 100644 --- a/zlib/gzio.c +++ b/zlib/gzio.c @@ -7,8 +7,6 @@ /* @(#) $Id$ */ -/*@access FILE @*/ - #include #include "zutil.h" @@ -38,16 +36,13 @@ struct internal_state {int dummy;}; /* for buggy compilers */ #endif #ifndef STDC -extern voidp malloc OF((uInt size)) - /*@*/; -extern void free OF((voidpf ptr)) - /*@*/; +extern voidp malloc OF((uInt size)); +extern void free OF((voidpf ptr)); #endif #define ALLOC(size) malloc(size) #define TRYFREE(p) {if (p) free(p);} -/*@unchecked@*/ /*@observer@*/ static int const gz_magic[2] = {0x1f, 0x8b}; /* gzip magic header */ /* gzip flag byte */ @@ -62,16 +57,11 @@ typedef struct gz_stream { z_stream stream; int z_err; /* error code for last stream operation */ int z_eof; /* set if end of input file */ -/*@relnull@*/ /*@dependent@*/ FILE *file; /* .gz file */ -/*@relnull@*/ Byte *inbuf; /* input buffer */ -/*@relnull@*/ Byte *outbuf; /* output buffer */ uLong crc; /* crc32 of uncompressed data */ -/*@relnull@*/ char *msg; /* error message */ -/*@relnull@*/ char *path; /* path name for debugging only */ int transparent; /* 1 if input file is not a .gz file */ char mode; /* 'w' or 'r' */ @@ -83,28 +73,13 @@ typedef struct gz_stream { } gz_stream; -/*@null@*/ -local gzFile gz_open OF((const char *path, const char *mode, int fd)) - /*@globals errno, fileSystem, internalState @*/ - /*@modifies errno, fileSystem, internalState @*/; -local int do_flush OF((gzFile file, int flush)) - /*@globals fileSystem @*/ - /*@modifies fileSystem @*/; -local int get_byte OF((gz_stream *s)) - /*@globals errno, fileSystem @*/ - /*@modifies s, errno, fileSystem @*/; -local void check_header OF((gz_stream *s)) - /*@globals errno, fileSystem @*/ - /*@modifies s, errno, fileSystem @*/; -local int destroy OF((/*@only@*/ gz_stream *s)) - /*@globals fileSystem @*/ - /*@modifies s, fileSystem @*/; -local void putLong OF((FILE *file, uLong x)) - /*@globals fileSystem @*/ - /*@modifies file, fileSystem @*/; -local uLong getLong OF((gz_stream *s)) - /*@globals fileSystem @*/ - /*@modifies s, fileSystem @*/; +local gzFile gz_open OF((const char *path, const char *mode, int fd)); +local int do_flush OF((gzFile file, int flush)); +local int get_byte OF((gz_stream *s)); +local void check_header OF((gz_stream *s)); +local int destroy OF((gz_stream *s)); +local void putLong OF((FILE *file, uLong x)); +local uLong getLong OF((gz_stream *s)); /* =========================================================================== Opens a gzip (.gz) file for reading or writing. The mode parameter @@ -115,7 +90,10 @@ local uLong getLong OF((gz_stream *s)) can be checked to distinguish the two cases (if errno is zero, the zlib error is Z_MEM_ERROR). */ -local gzFile gz_open (const char *path, const char *mode, int fd) +local gzFile gz_open (path, mode, fd) + const char *path; + const char *mode; + int fd; { int err; int level = Z_DEFAULT_COMPRESSION; /* compression level */ @@ -227,7 +205,9 @@ local gzFile gz_open (const char *path, const char *mode, int fd) /* =========================================================================== Opens a gzip (.gz) file for reading or writing. */ -gzFile ZEXPORT gzopen (const char *path, const char *mode) +gzFile ZEXPORT gzopen (path, mode) + const char *path; + const char *mode; { return gz_open (path, mode, -1); } @@ -236,7 +216,9 @@ gzFile ZEXPORT gzopen (const char *path, const char *mode) Associate a gzFile with the file descriptor fd. fd is not dup'ed here to mimic the behavio(u)r of fdopen. */ -gzFile ZEXPORT gzdopen (int fd, const char *mode) +gzFile ZEXPORT gzdopen (fd, mode) + int fd; + const char *mode; { char name[20]; @@ -249,7 +231,10 @@ gzFile ZEXPORT gzdopen (int fd, const char *mode) /* =========================================================================== * Update the compression level and strategy */ -int ZEXPORT gzsetparams (gzFile file, int level, int strategy) +int ZEXPORT gzsetparams (file, level, strategy) + gzFile file; + int level; + int strategy; { gz_stream *s = (gz_stream*)file; @@ -273,7 +258,8 @@ int ZEXPORT gzsetparams (gzFile file, int level, int strategy) for end of file. IN assertion: the stream s has been sucessfully opened for reading. */ -local int get_byte(gz_stream *s) +local int get_byte(s) + gz_stream *s; { if (s->z_eof) return EOF; if (s->stream.avail_in == 0) { @@ -299,7 +285,8 @@ local int get_byte(gz_stream *s) s->stream.avail_in is zero for the first time, but may be non-zero for concatenated .gz files. */ -local void check_header(gz_stream *s) +local void check_header(s) + gz_stream *s; { int method; /* method byte */ int flags; /* flags byte */ @@ -365,7 +352,8 @@ local void check_header(gz_stream *s) * Cleanup then free the given gz_stream. Return a zlib error code. Try freeing in the reverse order of allocations. */ -local int destroy (gz_stream *s) +local int destroy (s) + gz_stream *s; { int err = Z_OK; @@ -403,7 +391,10 @@ local int destroy (gz_stream *s) Reads the given number of uncompressed bytes from the compressed file. gzread returns the number of bytes actually read (0 for end of file). */ -int ZEXPORT gzread (gzFile file, voidp buf, unsigned len) +int ZEXPORT gzread (file, buf, len) + gzFile file; + voidp buf; + unsigned len; { gz_stream *s = (gz_stream*)file; Bytef *start = (Bytef*)buf; /* starting point for crc computation */ @@ -464,6 +455,10 @@ int ZEXPORT gzread (gzFile file, voidp buf, unsigned len) s->z_err = Z_ERRNO; break; } + if (feof(s->file)) { /* avoid error for empty file */ + s->z_err = Z_STREAM_END; + break; + } } s->stream.next_in = s->inbuf; } @@ -505,7 +500,8 @@ int ZEXPORT gzread (gzFile file, voidp buf, unsigned len) Reads one byte from the compressed file. gzgetc returns this byte or -1 in case of end of file or error. */ -int ZEXPORT gzgetc(gzFile file) +int ZEXPORT gzgetc(file) + gzFile file; { unsigned char c; @@ -516,7 +512,9 @@ int ZEXPORT gzgetc(gzFile file) /* =========================================================================== Push one byte back onto the stream. */ -int ZEXPORT gzungetc(int c, gzFile file) +int ZEXPORT gzungetc(c, file) + int c; + gzFile file; { gz_stream *s = (gz_stream*)file; @@ -539,7 +537,10 @@ int ZEXPORT gzungetc(int c, gzFile file) The current implementation is not optimized at all. */ -char * ZEXPORT gzgets(gzFile file, char *buf, int len) +char * ZEXPORT gzgets(file, buf, len) + gzFile file; + char *buf; + int len; { char *b = buf; if (buf == Z_NULL || len <= 0) return Z_NULL; @@ -555,7 +556,10 @@ char * ZEXPORT gzgets(gzFile file, char *buf, int len) Writes the given number of uncompressed bytes into the compressed file. gzwrite returns the number of bytes actually written (0 in case of error). */ -int ZEXPORT gzwrite (gzFile file, voidpc buf, unsigned len) +int ZEXPORT gzwrite (file, buf, len) + gzFile file; + voidpc buf; + unsigned len; { gz_stream *s = (gz_stream*)file; @@ -630,11 +634,12 @@ int ZEXPORTVA gzprintf (gzFile file, const char *format, /* args */ ...) } #else /* not ANSI C */ -int ZEXPORTVA gzprintf (gzFile file, const char *format, - int a1, int a2, int a3, int a4, int a5, - int a6, int a7, int a8, int a9, int a10, - int a11, int a12, int a13, int a14, int a15, - int a16, int a17, int a18, int a19, int a20) +int ZEXPORTVA gzprintf (file, format, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, + a11, a12, a13, a14, a15, a16, a17, a18, a19, a20) + gzFile file; + const char *format; + int a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, + a11, a12, a13, a14, a15, a16, a17, a18, a19, a20; { char buf[Z_PRINTF_BUFSIZE]; int len; @@ -670,7 +675,9 @@ int ZEXPORTVA gzprintf (gzFile file, const char *format, Writes c, converted to an unsigned char, into the compressed file. gzputc returns the value that was written, or -1 in case of error. */ -int ZEXPORT gzputc(gzFile file, int c) +int ZEXPORT gzputc(file, c) + gzFile file; + int c; { unsigned char cc = (unsigned char) c; /* required for big endian systems */ @@ -683,7 +690,9 @@ int ZEXPORT gzputc(gzFile file, int c) the terminating null character. gzputs returns the number of characters written, or -1 in case of error. */ -int ZEXPORT gzputs(gzFile file, const char *s) +int ZEXPORT gzputs(file, s) + gzFile file; + const char *s; { return gzwrite(file, (char*)s, (unsigned)strlen(s)); } @@ -693,7 +702,9 @@ int ZEXPORT gzputs(gzFile file, const char *s) Flushes all pending output into the compressed file. The parameter flush is as in the deflate() function. */ -local int do_flush (gzFile file, int flush) +local int do_flush (file, flush) + gzFile file; + int flush; { uInt len; int done = 0; @@ -732,7 +743,9 @@ local int do_flush (gzFile file, int flush) return s->z_err == Z_STREAM_END ? Z_OK : s->z_err; } -int ZEXPORT gzflush (gzFile file, int flush) +int ZEXPORT gzflush (file, flush) + gzFile file; + int flush; { gz_stream *s = (gz_stream*)file; int err = do_flush (file, flush); @@ -751,7 +764,10 @@ int ZEXPORT gzflush (gzFile file, int flush) SEEK_END is not implemented, returns error. In this version of the library, gzseek can be extremely slow. */ -z_off_t ZEXPORT gzseek (gzFile file, z_off_t offset, int whence) +z_off_t ZEXPORT gzseek (file, offset, whence) + gzFile file; + z_off_t offset; + int whence; { gz_stream *s = (gz_stream*)file; @@ -838,7 +854,8 @@ z_off_t ZEXPORT gzseek (gzFile file, z_off_t offset, int whence) /* =========================================================================== Rewinds input file. */ -int ZEXPORT gzrewind (gzFile file) +int ZEXPORT gzrewind (file) + gzFile file; { gz_stream *s = (gz_stream*)file; @@ -861,7 +878,8 @@ int ZEXPORT gzrewind (gzFile file) given compressed file. This position represents a number of bytes in the uncompressed data stream. */ -z_off_t ZEXPORT gztell (gzFile file) +z_off_t ZEXPORT gztell (file) + gzFile file; { return gzseek(file, 0L, SEEK_CUR); } @@ -870,7 +888,8 @@ z_off_t ZEXPORT gztell (gzFile file) Returns 1 when EOF has previously been detected reading the given input stream, otherwise zero. */ -int ZEXPORT gzeof (gzFile file) +int ZEXPORT gzeof (file) + gzFile file; { gz_stream *s = (gz_stream*)file; @@ -886,7 +905,9 @@ int ZEXPORT gzeof (gzFile file) /* =========================================================================== Outputs a long in LSB order to the given file */ -local void putLong (FILE *file, uLong x) +local void putLong (file, x) + FILE *file; + uLong x; { int n; for (n = 0; n < 4; n++) { @@ -899,7 +920,8 @@ local void putLong (FILE *file, uLong x) Reads a long in LSB order from the given gz_stream. Sets z_err in case of error. */ -local uLong getLong (gz_stream *s) +local uLong getLong (s) + gz_stream *s; { uLong x = (uLong)get_byte(s); int c; @@ -916,7 +938,8 @@ local uLong getLong (gz_stream *s) Flushes all pending output if necessary, closes the compressed file and deallocates all the (de)compression state. */ -int ZEXPORT gzclose (gzFile file) +int ZEXPORT gzclose (file) + gzFile file; { int err; gz_stream *s = (gz_stream*)file; @@ -944,7 +967,9 @@ int ZEXPORT gzclose (gzFile file) errnum is set to Z_ERRNO and the application may consult errno to get the exact error code. */ -const char * ZEXPORT gzerror (gzFile file, int *errnum) +const char * ZEXPORT gzerror (file, errnum) + gzFile file; + int *errnum; { char *m; gz_stream *s = (gz_stream*)file; @@ -972,7 +997,8 @@ const char * ZEXPORT gzerror (gzFile file, int *errnum) /* =========================================================================== Clear the error and end-of-file flags, and do the same for the real file. */ -void ZEXPORT gzclearerr (gzFile file) +void ZEXPORT gzclearerr (file) + gzFile file; { gz_stream *s = (gz_stream*)file; diff --git a/zlib/infback.c b/zlib/infback.c index 25b7466..477b6ea 100644 --- a/zlib/infback.c +++ b/zlib/infback.c @@ -16,8 +16,7 @@ #include "inffast.h" /* function prototypes */ -local void fixedtables OF((struct inflate_state FAR *state)) - /*@modifies state @*/; +local void fixedtables OF((struct inflate_state FAR *state)); /* strm provides memory allocation functions in zalloc and zfree, or @@ -26,7 +25,12 @@ local void fixedtables OF((struct inflate_state FAR *state)) windowBits is in the range 8..15, and window is a user-supplied window and output buffer that is 2**windowBits bytes. */ -int ZEXPORT inflateBackInit_(z_stream FAR *strm, int windowBits, unsigned char FAR *window, const char *version, int stream_size) +int ZEXPORT inflateBackInit_(strm, windowBits, window, version, stream_size) +z_stream FAR *strm; +int windowBits; +unsigned char FAR *window; +const char *version; +int stream_size; { struct inflate_state FAR *state; @@ -65,7 +69,8 @@ int ZEXPORT inflateBackInit_(z_stream FAR *strm, int windowBits, unsigned char F used for threaded applications, since the rewriting of the tables and virgin may not be thread-safe. */ -local void fixedtables(struct inflate_state FAR *state) +local void fixedtables(state) +struct inflate_state FAR *state; { #ifdef BUILDFIXED static int virgin = 1; @@ -232,7 +237,12 @@ local void fixedtables(struct inflate_state FAR *state) inflateBack() can also return Z_STREAM_ERROR if the input parameters are not correct, i.e. strm is Z_NULL or the state was not initialized. */ -int ZEXPORT inflateBack(z_stream FAR *strm, in_func in, void FAR *in_desc, out_func out, void FAR *out_desc) +int ZEXPORT inflateBack(strm, in, in_desc, out, out_desc) +z_stream FAR *strm; +in_func in; +void FAR *in_desc; +out_func out; +void FAR *out_desc; { struct inflate_state FAR *state; unsigned char FAR *next; /* next input */ @@ -424,6 +434,9 @@ int ZEXPORT inflateBack(z_stream FAR *strm, in_func in, void FAR *in_desc, out_f } } + /* handle error breaks in while */ + if (state->mode == BAD) break; + /* build code tables */ state->next = state->codes; state->lencode = (code const FAR *)(state->next); @@ -597,7 +610,8 @@ int ZEXPORT inflateBack(z_stream FAR *strm, in_func in, void FAR *in_desc, out_f return ret; } -int ZEXPORT inflateBackEnd(z_stream FAR *strm) +int ZEXPORT inflateBackEnd(strm) +z_stream FAR *strm; { if (strm == Z_NULL || strm->state == Z_NULL || strm->zfree == (free_func)0) return Z_STREAM_ERROR; diff --git a/zlib/inffast.c b/zlib/inffast.c index 09659bd..8c02a17 100644 --- a/zlib/inffast.c +++ b/zlib/inffast.c @@ -1,5 +1,5 @@ /* inffast.c -- fast decoding - * Copyright (C) 1995-2003 Mark Adler + * Copyright (C) 1995-2004 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -19,7 +19,7 @@ - none No measurable difference: - Pentium III (Anderson) - - 68060 (Nikl) + - M68060 (Nikl) */ #ifdef POSTINC # define OFF 0 @@ -64,7 +64,9 @@ requires strm->avail_out >= 258 for each loop to avoid checking for output space. */ -void inflate_fast(z_streamp strm, unsigned start) +void inflate_fast(strm, start) +z_streamp strm; +unsigned start; /* inflate()'s starting value for strm->avail_out */ { struct inflate_state FAR *state; unsigned char FAR *in; /* local strm->next_in */ diff --git a/zlib/inffast.h b/zlib/inffast.h index 49704c5..1e88d2d 100644 --- a/zlib/inffast.h +++ b/zlib/inffast.h @@ -8,5 +8,4 @@ subject to change. Applications should only use zlib.h. */ -void inflate_fast OF((z_streamp strm, unsigned start)) - /*@modifies strm @*/; +void inflate_fast OF((z_streamp strm, unsigned start)); diff --git a/zlib/inflate.c b/zlib/inflate.c index 1091a7d..06ca1de 100644 --- a/zlib/inflate.c +++ b/zlib/inflate.c @@ -92,19 +92,16 @@ #endif /* function prototypes */ -local void fixedtables OF((struct inflate_state FAR *state)) - /*@modifies state @*/; -local int updatewindow OF((z_streamp strm, unsigned out)) - /*@*/; +local void fixedtables OF((struct inflate_state FAR *state)); +local int updatewindow OF((z_streamp strm, unsigned out)); #ifdef BUILDFIXED - void makefixed OF((void)) - /*@*/; + void makefixed OF((void)); #endif local unsigned syncsearch OF((unsigned FAR *have, unsigned char FAR *buf, - unsigned len)) - /*@modifies *have @*/; + unsigned len)); -int ZEXPORT inflateReset(z_streamp strm) +int ZEXPORT inflateReset(strm) +z_streamp strm; { struct inflate_state FAR *state; @@ -124,7 +121,11 @@ int ZEXPORT inflateReset(z_streamp strm) return Z_OK; } -int ZEXPORT inflateInit2_(z_streamp strm, int windowBits, const char *version, int stream_size) +int ZEXPORT inflateInit2_(strm, windowBits, version, stream_size) +z_streamp strm; +int windowBits; +const char *version; +int stream_size; { struct inflate_state FAR *state; @@ -163,7 +164,10 @@ int ZEXPORT inflateInit2_(z_streamp strm, int windowBits, const char *version, i return inflateReset(strm); } -int ZEXPORT inflateInit_(z_streamp strm, const char *version, int stream_size) +int ZEXPORT inflateInit_(strm, version, stream_size) +z_streamp strm; +const char *version; +int stream_size; { return inflateInit2_(strm, DEF_WBITS, version, stream_size); } @@ -178,7 +182,8 @@ int ZEXPORT inflateInit_(z_streamp strm, const char *version, int stream_size) used for threaded applications, since the rewriting of the tables and virgin may not be thread-safe. */ -local void fixedtables(struct inflate_state FAR *state) +local void fixedtables(state) +struct inflate_state FAR *state; { #ifdef BUILDFIXED static int virgin = 1; @@ -241,7 +246,7 @@ local void fixedtables(struct inflate_state FAR *state) a.out > inffixed.h */ -void makefixed(void) +void makefixed() { unsigned low, size; struct inflate_state state; @@ -295,7 +300,9 @@ void makefixed(void) output will fall in the output data, making match copies simpler and faster. The advantage may be dependent on the size of the processor's data caches. */ -local int updatewindow(z_streamp strm, unsigned out) +local int updatewindow(strm, out) +z_streamp strm; +unsigned out; { struct inflate_state FAR *state; unsigned copy, dist; @@ -524,7 +531,9 @@ local int updatewindow(z_streamp strm, unsigned out) will return Z_BUF_ERROR if it has not reached the end of the stream. */ -int ZEXPORT inflate(z_streamp strm, int flush) +int ZEXPORT inflate(strm, flush) +z_streamp strm; +int flush; { struct inflate_state FAR *state; unsigned char FAR *next; /* next input */ @@ -852,6 +861,9 @@ int ZEXPORT inflate(z_streamp strm, int flush) } } + /* handle error breaks in while */ + if (state->mode == BAD) break; + /* build code tables */ state->next = state->codes; state->lencode = (code const FAR *)(state->next); @@ -1072,7 +1084,8 @@ int ZEXPORT inflate(z_streamp strm, int flush) return ret; } -int ZEXPORT inflateEnd(z_streamp strm) +int ZEXPORT inflateEnd(strm) +z_streamp strm; { struct inflate_state FAR *state; if (strm == Z_NULL || strm->state == Z_NULL || strm->zfree == (free_func)0) @@ -1085,7 +1098,10 @@ int ZEXPORT inflateEnd(z_streamp strm) return Z_OK; } -int ZEXPORT inflateSetDictionary(z_streamp strm, const Bytef *dictionary, uInt dictLength) +int ZEXPORT inflateSetDictionary(strm, dictionary, dictLength) +z_streamp strm; +const Bytef *dictionary; +uInt dictLength; { struct inflate_state FAR *state; unsigned long id; @@ -1131,7 +1147,10 @@ int ZEXPORT inflateSetDictionary(z_streamp strm, const Bytef *dictionary, uInt d called again with more data and the *have state. *have is initialized to zero for the first call. */ -local unsigned syncsearch(unsigned FAR *have, unsigned char FAR *buf, unsigned len) +local unsigned syncsearch(have, buf, len) +unsigned FAR *have; +unsigned char FAR *buf; +unsigned len; { unsigned got; unsigned next; @@ -1151,7 +1170,8 @@ local unsigned syncsearch(unsigned FAR *have, unsigned char FAR *buf, unsigned l return next; } -int ZEXPORT inflateSync(z_streamp strm) +int ZEXPORT inflateSync(strm) +z_streamp strm; { unsigned len; /* number of bytes to look at or looked at */ unsigned long in, out; /* temporary to save total_in and total_out */ @@ -1201,7 +1221,8 @@ int ZEXPORT inflateSync(z_streamp strm) block. When decompressing, PPP checks that at the end of input packet, inflate is waiting for these length bytes. */ -int ZEXPORT inflateSyncPoint(z_streamp strm) +int ZEXPORT inflateSyncPoint(strm) +z_streamp strm; { struct inflate_state FAR *state; @@ -1210,7 +1231,9 @@ int ZEXPORT inflateSyncPoint(z_streamp strm) return state->mode == STORED && state->bits == 0; } -int ZEXPORT inflateCopy(z_streamp dest, z_streamp source) +int ZEXPORT inflateCopy(dest, source) +z_streamp dest; +z_streamp source; { struct inflate_state FAR *state; struct inflate_state FAR *copy; diff --git a/zlib/inflate.h b/zlib/inflate.h index 621bddb..9a12c8f 100644 --- a/zlib/inflate.h +++ b/zlib/inflate.h @@ -101,9 +101,7 @@ struct inflate_state { /* for table and code decoding */ unsigned extra; /* extra bits needed */ /* fixed and dynamic code tables */ -/*@shared@*/ code const FAR *lencode; /* starting table for length/literal codes */ -/*@shared@*/ code const FAR *distcode; /* starting table for distance codes */ unsigned lenbits; /* index bits for lencode */ unsigned distbits; /* index bits for distcode */ @@ -112,7 +110,6 @@ struct inflate_state { unsigned nlen; /* number of length code lengths */ unsigned ndist; /* number of distance code lengths */ unsigned have; /* number of code lengths in lens[] */ -/*@shared@*/ code FAR *next; /* next available space in codes[] */ unsigned short lens[320]; /* temporary storage for code lengths */ unsigned short work[288]; /* work area for code table building */ diff --git a/zlib/inftrees.c b/zlib/inftrees.c index 01c58b9..0ced3ae 100644 --- a/zlib/inftrees.c +++ b/zlib/inftrees.c @@ -9,7 +9,7 @@ #define MAXBITS 15 const char inflate_copyright[] = - " inflate 1.2.1.1 Copyright 1995-2004 Mark Adler "; + " inflate 1.2.1.2 Copyright 1995-2004 Mark Adler "; /* If you use the zlib library in a product, an acknowledgment is welcome in the documentation of your product. If for some reason you cannot @@ -29,7 +29,13 @@ const char inflate_copyright[] = table index bits. It will differ if the request is greater than the longest code or if it is less than the shortest code. */ -int inflate_table(codetype type, unsigned short FAR *lens, unsigned codes, code FAR * FAR *table, unsigned FAR *bits, unsigned short FAR *work) +int inflate_table(type, lens, codes, table, bits, work) +codetype type; +unsigned short FAR *lens; +unsigned codes; +code FAR * FAR *table; +unsigned FAR *bits; +unsigned short FAR *work; { unsigned len; /* a code's length in bits */ unsigned sym; /* index of code symbols */ @@ -56,7 +62,7 @@ int inflate_table(codetype type, unsigned short FAR *lens, unsigned codes, code 35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258, 0, 0}; static const unsigned short lext[31] = { /* Length codes 257..285 extra */ 16, 16, 16, 16, 16, 16, 16, 16, 17, 17, 17, 17, 18, 18, 18, 18, - 19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 202, 196}; + 19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 77, 194}; static const unsigned short dbase[32] = { /* Distance codes 0..29 base */ 1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193, 257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145, @@ -297,7 +303,6 @@ int inflate_table(codetype type, unsigned short FAR *lens, unsigned codes, code drop = 0; len = root; next = *table; - curr = root; this.bits = (unsigned char)len; } diff --git a/zlib/inftrees.h b/zlib/inftrees.h index af4ed7b..82d365a 100644 --- a/zlib/inftrees.h +++ b/zlib/inftrees.h @@ -52,5 +52,4 @@ typedef enum { extern int inflate_table OF((codetype type, unsigned short FAR *lens, unsigned codes, code FAR * FAR *table, - unsigned FAR *bits, unsigned short FAR *work)) - /*@modifies *lens, *table, *bits, *work @*/; + unsigned FAR *bits, unsigned short FAR *work)); diff --git a/zlib/minigzip.c b/zlib/minigzip.c index af071dc..6de35dd 100644 --- a/zlib/minigzip.c +++ b/zlib/minigzip.c @@ -52,7 +52,7 @@ # include /* for fileno */ #endif -#if !defined(WIN32) && !defined(__LCLINT__) /* unlink already in stdio.h for WIN32 */ +#ifndef WIN32 /* unlink already in stdio.h for WIN32 */ extern int unlink OF((const char *)); #endif @@ -64,57 +64,42 @@ #define BUFLEN 16384 #define MAX_NAME_LEN 1024 -#if defined(MAXSEG_64K) || defined(__LCLINT__) +#ifdef MAXSEG_64K # define local static /* Needed for systems with limitation on stack size. */ #else # define local #endif -/*@unchecked@*/ -local char *prog; +char *prog; -local void error OF((const char *msg)) - /*@globals fileSystem @*/ - /*@modifies fileSystem @*/; -local void gz_compress OF((FILE *in, gzFile out)) - /*@globals fileSystem @*/ - /*@modifies in, out, fileSystem @*/; +void error OF((const char *msg)); +void gz_compress OF((FILE *in, gzFile out)); #ifdef USE_MMAP -local int gz_compress_mmap OF((FILE *in, gzFile out)) - /*@globals fileSystem @*/ - /*@modifies in, out, fileSystem @*/; +int gz_compress_mmap OF((FILE *in, gzFile out)); #endif -local void gz_uncompress OF((gzFile in, FILE *out)) - /*@globals fileSystem @*/ - /*@modifies in, out, fileSystem @*/; -local void file_compress OF((char *file, char *mode)) - /*@globals fileSystem, internalState @*/ - /*@modifies fileSystem, internalState @*/; -local void file_uncompress OF((char *file)) - /*@globals fileSystem, internalState @*/ - /*@modifies fileSystem, internalState @*/; -int main OF((int argc, char *argv[])) - /*@globals prog, fileSystem, internalState @*/ - /*@modifies prog, fileSystem, internalState @*/; +void gz_uncompress OF((gzFile in, FILE *out)); +void file_compress OF((char *file, char *mode)); +void file_uncompress OF((char *file)); +int main OF((int argc, char *argv[])); /* =========================================================================== * Display error message and exit */ -void error(const char *msg) +void error(msg) + const char *msg; { fprintf(stderr, "%s: %s\n", prog, msg); -#ifndef EXIT_FAILURE -#define EXIT_FAILURE 1 -#endif - exit(EXIT_FAILURE); + exit(1); } /* =========================================================================== * Compress input to output then close both files. */ -void gz_compress(FILE *in, gzFile out) +void gz_compress(in, out) + FILE *in; + gzFile out; { local char buf[BUFLEN]; int len; @@ -130,7 +115,7 @@ void gz_compress(FILE *in, gzFile out) len = (int)fread(buf, 1, sizeof(buf), in); if (ferror(in)) { perror("fread"); - exit(EXIT_FAILURE); + exit(1); } if (len == 0) break; @@ -145,7 +130,9 @@ void gz_compress(FILE *in, gzFile out) /* Try compressing the input file at once using mmap. Return Z_OK if * if success, Z_ERRNO otherwise. */ -int gz_compress_mmap(FILE *in, gzFile out) +int gz_compress_mmap(in, out) + FILE *in; + gzFile out; { int len; int err; @@ -178,7 +165,9 @@ int gz_compress_mmap(FILE *in, gzFile out) /* =========================================================================== * Uncompress input to output then close both files. */ -void gz_uncompress(gzFile in, FILE *out) +void gz_uncompress(in, out) + gzFile in; + FILE *out; { local char buf[BUFLEN]; int len; @@ -203,7 +192,9 @@ void gz_uncompress(gzFile in, FILE *out) * Compress the given file: create a corresponding .gz file and remove the * original. */ -void file_compress(char *file, char *mode) +void file_compress(file, mode) + char *file; + char *mode; { local char outfile[MAX_NAME_LEN]; FILE *in; @@ -215,12 +206,12 @@ void file_compress(char *file, char *mode) in = fopen(file, "rb"); if (in == NULL) { perror(file); - exit(EXIT_FAILURE); + exit(1); } out = gzopen(outfile, mode); if (out == NULL) { fprintf(stderr, "%s: can't gzopen %s\n", prog, outfile); - exit(EXIT_FAILURE); + exit(1); } gz_compress(in, out); @@ -231,7 +222,8 @@ void file_compress(char *file, char *mode) /* =========================================================================== * Uncompress the given file and remove the original. */ -void file_uncompress(char *file) +void file_uncompress(file) + char *file; { local char buf[MAX_NAME_LEN]; char *infile, *outfile; @@ -253,12 +245,12 @@ void file_uncompress(char *file) in = gzopen(infile, "rb"); if (in == NULL) { fprintf(stderr, "%s: can't gzopen %s\n", prog, infile); - exit(EXIT_FAILURE); + exit(1); } out = fopen(outfile, "wb"); if (out == NULL) { perror(file); - exit(EXIT_FAILURE); + exit(1); } gz_uncompress(in, out); @@ -276,7 +268,9 @@ void file_uncompress(char *file) * -1 to -9 : compression level */ -int main(int argc, char *argv[]) +int main(argc, argv) + int argc; + char *argv[]; { int uncompr = 0; gzFile file; diff --git a/zlib/qnx/package.qpg b/zlib/qnx/package.qpg index 71f4462..9986c6d 100644 --- a/zlib/qnx/package.qpg +++ b/zlib/qnx/package.qpg @@ -25,10 +25,10 @@ - - - - + + + + @@ -63,7 +63,7 @@ - 1.2.1.1 + 1.2.1.2 Medium Stable diff --git a/zlib/trees.c b/zlib/trees.c index 7405863..52c820f 100644 --- a/zlib/trees.c +++ b/zlib/trees.c @@ -58,19 +58,15 @@ #define REPZ_11_138 18 /* repeat a zero length 11-138 times (7 bits of repeat count) */ -/*@unchecked@*/ /*@observer@*/ local const int extra_lbits[LENGTH_CODES] /* extra bits for each length code */ = {0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0}; -/*@unchecked@*/ /*@observer@*/ local const int extra_dbits[D_CODES] /* extra bits for each distance code */ = {0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13}; -/*@unchecked@*/ /*@observer@*/ local const int extra_blbits[BL_CODES]/* extra bits for each bit length code */ = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7}; -/*@unchecked@*/ /*@observer@*/ local const uch bl_order[BL_CODES] = {16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15}; /* The lengths of the bit length codes are sent in order of decreasing @@ -91,7 +87,6 @@ local const uch bl_order[BL_CODES] #if defined(GEN_TREES_H) || !defined(STDC) /* non ANSI compilers may not accept trees.h */ -/*@unchecked@*/ local ct_data static_ltree[L_CODES+2]; /* The static literal tree. Since the bit lengths are imposed, there is no * need for the L_CODES extra codes used during heap construction. However @@ -99,7 +94,6 @@ local ct_data static_ltree[L_CODES+2]; * below). */ -/*@unchecked@*/ local ct_data static_dtree[D_CODES]; /* The static distance tree. (Actually a trivial tree since all codes use * 5 bits.) @@ -114,11 +108,9 @@ uch _dist_code[DIST_CODE_LEN]; uch _length_code[MAX_MATCH-MIN_MATCH+1]; /* length code for each normalized match length (0 == MIN_MATCH) */ -/*@unchecked@*/ local int base_length[LENGTH_CODES]; /* First normalized length for each code (0 = MIN_MATCH) */ -/*@unchecked@*/ local int base_dist[D_CODES]; /* First normalized distance for each code (0 = distance of 1) */ @@ -127,24 +119,19 @@ local int base_dist[D_CODES]; #endif /* GEN_TREES_H */ struct static_tree_desc_s { -/*@observer@*/ /*@relnull@*/ const ct_data *static_tree; /* static tree or NULL */ -/*@observer@*/ const intf *extra_bits; /* extra bits for each code or NULL */ int extra_base; /* base index for extra_bits */ int elems; /* max number of elements in the tree */ int max_length; /* max bit length for the codes */ }; -/*@unchecked@*/ local static_tree_desc static_l_desc = {static_ltree, extra_lbits, LITERALS+1, L_CODES, MAX_BITS}; -/*@unchecked@*/ local static_tree_desc static_d_desc = {static_dtree, extra_dbits, 0, D_CODES, MAX_BITS}; -/*@unchecked@*/ local static_tree_desc static_bl_desc = {(const ct_data *)0, extra_blbits, 0, BL_CODES, MAX_BL_BITS}; @@ -152,46 +139,28 @@ local static_tree_desc static_bl_desc = * Local (static) routines in this file. */ -local void tr_static_init OF((void)) - /*@globals internalState @*/ - /*@modifies internalState @*/; -local void init_block OF((deflate_state *s)) - /*@modifies *s @*/; -local void pqdownheap OF((deflate_state *s, ct_data *tree, int k)) - /*@modifies *s @*/; -local void gen_bitlen OF((deflate_state *s, tree_desc *desc)) - /*@modifies *s, *desc @*/; -local void gen_codes OF((ct_data *tree, int max_code, ushf *bl_count)) - /*@modifies *tree @*/; -local void build_tree OF((deflate_state *s, tree_desc *desc)) - /*@modifies *s, *desc @*/; -local void scan_tree OF((deflate_state *s, ct_data *tree, int max_code)) - /*@modifies *s, *tree @*/; -local void send_tree OF((deflate_state *s, ct_data *tree, int max_code)) - /*@modifies *s @*/; -local int build_bl_tree OF((deflate_state *s)) - /*@modifies *s @*/; +local void tr_static_init OF((void)); +local void init_block OF((deflate_state *s)); +local void pqdownheap OF((deflate_state *s, ct_data *tree, int k)); +local void gen_bitlen OF((deflate_state *s, tree_desc *desc)); +local void gen_codes OF((ct_data *tree, int max_code, ushf *bl_count)); +local void build_tree OF((deflate_state *s, tree_desc *desc)); +local void scan_tree OF((deflate_state *s, ct_data *tree, int max_code)); +local void send_tree OF((deflate_state *s, ct_data *tree, int max_code)); +local int build_bl_tree OF((deflate_state *s)); local void send_all_trees OF((deflate_state *s, int lcodes, int dcodes, - int blcodes)) - /*@modifies *s @*/; + int blcodes)); local void compress_block OF((deflate_state *s, ct_data *ltree, - ct_data *dtree)) - /*@modifies *s @*/; -local void set_data_type OF((deflate_state *s)) - /*@modifies *s @*/; -local unsigned bi_reverse OF((unsigned value, int length)) - /*@*/; -local void bi_windup OF((deflate_state *s)) - /*@modifies *s @*/; -local void bi_flush OF((deflate_state *s)) - /*@modifies *s @*/; + ct_data *dtree)); +local void set_data_type OF((deflate_state *s)); +local unsigned bi_reverse OF((unsigned value, int length)); +local void bi_windup OF((deflate_state *s)); +local void bi_flush OF((deflate_state *s)); local void copy_block OF((deflate_state *s, charf *buf, unsigned len, - int header)) - /*@modifies *s @*/; + int header)); #ifdef GEN_TREES_H -local void gen_trees_header OF((void)) - /*@*/; +local void gen_trees_header OF((void)); #endif #ifndef DEBUG @@ -218,10 +187,12 @@ local void gen_trees_header OF((void)) * IN assertion: length <= 16 and value fits in length bits. */ #ifdef DEBUG -local void send_bits OF((deflate_state *s, int value, int length)) - /*@*/; +local void send_bits OF((deflate_state *s, int value, int length)); -local void send_bits(deflate_state *s, int value, int length) +local void send_bits(s, value, length) + deflate_state *s; + int value; /* value to send */ + int length; /* number of bits */ { Tracevv((stderr," l %2d v %4x ", length, value)); Assert(length > 0 && length <= 15, "invalid length"); @@ -264,7 +235,7 @@ local void send_bits(deflate_state *s, int value, int length) /* =========================================================================== * Initialize the various 'constant' tables. */ -local void tr_static_init(void) +local void tr_static_init() { #if defined(GEN_TREES_H) || !defined(STDC) static int static_init_done = 0; @@ -356,7 +327,7 @@ local void tr_static_init(void) ((i) == (last)? "\n};\n\n" : \ ((i) % (width) == (width)-1 ? ",\n" : ", ")) -void gen_trees_header(void) +void gen_trees_header() { FILE *header = fopen("trees.h", "w"); int i; @@ -408,7 +379,8 @@ void gen_trees_header(void) /* =========================================================================== * Initialize the tree data structures for a new zlib stream. */ -void _tr_init(deflate_state *s) +void _tr_init(s) + deflate_state *s; { tr_static_init(); @@ -436,7 +408,8 @@ void _tr_init(deflate_state *s) /* =========================================================================== * Initialize a new block. */ -local void init_block(deflate_state *s) +local void init_block(s) + deflate_state *s; { int n; /* iterates over tree elements */ @@ -479,7 +452,10 @@ local void init_block(deflate_state *s) * when the heap property is re-established (each father smaller than its * two sons). */ -local void pqdownheap(deflate_state *s, ct_data *tree, int k) +local void pqdownheap(s, tree, k) + deflate_state *s; + ct_data *tree; /* the tree to restore */ + int k; /* node to move down */ { int v = s->heap[k]; int j = k << 1; /* left son of k */ @@ -511,7 +487,9 @@ local void pqdownheap(deflate_state *s, ct_data *tree, int k) * The length opt_len is updated; static_len is also updated if stree is * not null. */ -local void gen_bitlen(deflate_state *s, tree_desc *desc) +local void gen_bitlen(s, desc) + deflate_state *s; + tree_desc *desc; /* the tree descriptor */ { ct_data *tree = desc->dyn_tree; int max_code = desc->max_code; @@ -596,7 +574,10 @@ local void gen_bitlen(deflate_state *s, tree_desc *desc) * OUT assertion: the field code is set for all tree elements of non * zero code length. */ -local void gen_codes (ct_data *tree, int max_code, ushf *bl_count) +local void gen_codes (tree, max_code, bl_count) + ct_data *tree; /* the tree to decorate */ + int max_code; /* largest code with non zero frequency */ + ushf *bl_count; /* number of codes at each bit length */ { ush next_code[MAX_BITS+1]; /* next code value for each bit length */ ush code = 0; /* running code value */ @@ -635,7 +616,9 @@ local void gen_codes (ct_data *tree, int max_code, ushf *bl_count) * and corresponding code. The length opt_len is updated; static_len is * also updated if stree is not null. The field max_code is set. */ -local void build_tree(deflate_state *s, tree_desc *desc) +local void build_tree(s, desc) + deflate_state *s; + tree_desc *desc; /* the tree descriptor */ { ct_data *tree = desc->dyn_tree; const ct_data *stree = desc->stat_desc->static_tree; @@ -721,7 +704,10 @@ local void build_tree(deflate_state *s, tree_desc *desc) * Scan a literal or distance tree to determine the frequencies of the codes * in the bit length tree. */ -local void scan_tree (deflate_state *s, ct_data *tree, int max_code) +local void scan_tree (s, tree, max_code) + deflate_state *s; + ct_data *tree; /* the tree to be scanned */ + int max_code; /* and its largest code of non zero frequency */ { int n; /* iterates over all tree elements */ int prevlen = -1; /* last emitted length */ @@ -763,7 +749,10 @@ local void scan_tree (deflate_state *s, ct_data *tree, int max_code) * Send a literal or distance tree in compressed form, using the codes in * bl_tree. */ -local void send_tree (deflate_state *s, ct_data *tree, int max_code) +local void send_tree (s, tree, max_code) + deflate_state *s; + ct_data *tree; /* the tree to be scanned */ + int max_code; /* and its largest code of non zero frequency */ { int n; /* iterates over all tree elements */ int prevlen = -1; /* last emitted length */ @@ -811,7 +800,8 @@ local void send_tree (deflate_state *s, ct_data *tree, int max_code) * Construct the Huffman tree for the bit lengths and return the index in * bl_order of the last bit length code to send. */ -local int build_bl_tree(deflate_state *s) +local int build_bl_tree(s) + deflate_state *s; { int max_blindex; /* index of last bit length code of non zero freq */ @@ -845,7 +835,9 @@ local int build_bl_tree(deflate_state *s) * lengths of the bit length codes, the literal tree and the distance tree. * IN assertion: lcodes >= 257, dcodes >= 1, blcodes >= 4. */ -local void send_all_trees(deflate_state *s, int lcodes, int dcodes, int blcodes) +local void send_all_trees(s, lcodes, dcodes, blcodes) + deflate_state *s; + int lcodes, dcodes, blcodes; /* number of codes for each tree */ { int rank; /* index in bl_order */ @@ -872,7 +864,11 @@ local void send_all_trees(deflate_state *s, int lcodes, int dcodes, int blcodes) /* =========================================================================== * Send a stored block */ -void _tr_stored_block(deflate_state *s, charf *buf, ulg stored_len, int eof) +void _tr_stored_block(s, buf, stored_len, eof) + deflate_state *s; + charf *buf; /* input block */ + ulg stored_len; /* length of input block */ + int eof; /* true if this is the last block for a file */ { send_bits(s, (STORED_BLOCK<<1)+eof, 3); /* send block type */ #ifdef DEBUG @@ -893,8 +889,8 @@ void _tr_stored_block(deflate_state *s, charf *buf, ulg stored_len, int eof) * To simplify the code, we assume the worst case of last real code encoded * on one bit only. */ -void _tr_align(deflate_state *s) - /*@globals static_ltree @*/ +void _tr_align(s) + deflate_state *s; { send_bits(s, STATIC_TREES<<1, 3); send_code(s, END_BLOCK, static_ltree); @@ -922,8 +918,11 @@ void _tr_align(deflate_state *s) * Determine the best encoding for the current block: dynamic trees, static * trees or store, and output the encoded block to the zip file. */ -void _tr_flush_block(deflate_state *s, charf *buf, ulg stored_len, int eof) - /*@globals static_dtree, static_ltree @*/ +void _tr_flush_block(s, buf, stored_len, eof) + deflate_state *s; + charf *buf; /* input block, or NULL if too old */ + ulg stored_len; /* length of input block */ + int eof; /* true if this is the last block for a file */ { ulg opt_lenb, static_lenb; /* opt_len and static_len in bytes */ int max_blindex = 0; /* index of last bit length code of non zero freq */ @@ -932,7 +931,7 @@ void _tr_flush_block(deflate_state *s, charf *buf, ulg stored_len, int eof) if (s->level > 0) { /* Check if the file is ascii or binary */ - if (s->data_type == Z_UNKNOWN) set_data_type(s); + if (s->strm->data_type == Z_UNKNOWN) set_data_type(s); /* Construct the literal and distance trees */ build_tree(s, (tree_desc *)(&(s->l_desc))); @@ -1019,7 +1018,10 @@ void _tr_flush_block(deflate_state *s, charf *buf, ulg stored_len, int eof) * Save the match info and tally the frequency counts. Return true if * the current block must be flushed. */ -int _tr_tally (deflate_state *s, unsigned dist, unsigned lc) +int _tr_tally (s, dist, lc) + deflate_state *s; + unsigned dist; /* distance of matched string */ + unsigned lc; /* match length-MIN_MATCH or unmatched char (if dist==0) */ { s->d_buf[s->last_lit] = (ush)dist; s->l_buf[s->last_lit++] = (uch)lc; @@ -1066,8 +1068,10 @@ int _tr_tally (deflate_state *s, unsigned dist, unsigned lc) /* =========================================================================== * Send the block data compressed using the given Huffman trees */ -local void compress_block(deflate_state *s, ct_data *ltree, ct_data *dtree) - /*@globals base_dist, base_length @*/ +local void compress_block(s, ltree, dtree) + deflate_state *s; + ct_data *ltree; /* literal tree */ + ct_data *dtree; /* distance tree */ { unsigned dist; /* distance of matched string */ int lc; /* match length or unmatched char (if dist == 0) */ @@ -1118,7 +1122,8 @@ local void compress_block(deflate_state *s, ct_data *ltree, ct_data *dtree) * IN assertion: the fields freq of dyn_ltree are set and the total of all * frequencies does not exceed 64K (to fit in an int on 16 bit machines). */ -local void set_data_type(deflate_state *s) +local void set_data_type(s) + deflate_state *s; { int n = 0; unsigned ascii_freq = 0; @@ -1126,7 +1131,7 @@ local void set_data_type(deflate_state *s) while (n < 7) bin_freq += s->dyn_ltree[n++].Freq; while (n < 128) ascii_freq += s->dyn_ltree[n++].Freq; while (n < LITERALS) bin_freq += s->dyn_ltree[n++].Freq; - s->data_type = (Byte)(bin_freq > (ascii_freq >> 2) ? Z_BINARY : Z_ASCII); + s->strm->data_type = bin_freq > (ascii_freq >> 2) ? Z_BINARY : Z_ASCII; } /* =========================================================================== @@ -1134,7 +1139,9 @@ local void set_data_type(deflate_state *s) * method would use a table) * IN assertion: 1 <= len <= 15 */ -local unsigned bi_reverse(unsigned code, int len) +local unsigned bi_reverse(code, len) + unsigned code; /* the value to invert */ + int len; /* its bit length */ { register unsigned res = 0; do { @@ -1147,7 +1154,8 @@ local unsigned bi_reverse(unsigned code, int len) /* =========================================================================== * Flush the bit buffer, keeping at most 7 bits in it. */ -local void bi_flush(deflate_state *s) +local void bi_flush(s) + deflate_state *s; { if (s->bi_valid == 16) { put_short(s, s->bi_buf); @@ -1163,7 +1171,8 @@ local void bi_flush(deflate_state *s) /* =========================================================================== * Flush the bit buffer and align the output on a byte boundary */ -local void bi_windup(deflate_state *s) +local void bi_windup(s) + deflate_state *s; { if (s->bi_valid > 8) { put_short(s, s->bi_buf); @@ -1181,7 +1190,11 @@ local void bi_windup(deflate_state *s) * Copy a stored block, storing first the length and its * one's complement if requested. */ -local void copy_block(deflate_state *s, charf *buf, unsigned len, int header) +local void copy_block(s, buf, len, header) + deflate_state *s; + charf *buf; /* the input data */ + unsigned len; /* its length */ + int header; /* true if block header must be written */ { bi_windup(s); /* align on byte boundary */ s->last_eob_len = 8; /* enough lookahead for inflate */ diff --git a/zlib/uncompr.c b/zlib/uncompr.c index 953fbd6..b59e3d0 100644 --- a/zlib/uncompr.c +++ b/zlib/uncompr.c @@ -23,7 +23,11 @@ enough memory, Z_BUF_ERROR if there was not enough room in the output buffer, or Z_DATA_ERROR if the input data was corrupted. */ -int ZEXPORT uncompress (Bytef *dest, uLongf *destLen, const Bytef *source, uLong sourceLen) +int ZEXPORT uncompress (dest, destLen, source, sourceLen) + Bytef *dest; + uLongf *destLen; + const Bytef *source; + uLong sourceLen; { z_stream stream; int err; diff --git a/zlib/win32/DLL_FAQ.txt b/zlib/win32/DLL_FAQ.txt index 80b6b42..a3ed5dd 100644 --- a/zlib/win32/DLL_FAQ.txt +++ b/zlib/win32/DLL_FAQ.txt @@ -12,7 +12,7 @@ in the zlib distribution, or at the following location: 1. What is ZLIB1.DLL, and how can I get it? - ZLIB1.DLL is the official build of zlib as a DLL. - (Please remark the symbol '1' in the name.) + (Please remark the character '1' in the name.) Pointers to a precompiled ZLIB1.DLL can be found in the zlib web site at: @@ -37,20 +37,19 @@ in the zlib distribution, or at the following location: and build settings. If you do build the DLL yourself, please make sure that it complies with all the above requirements, and it runs with the precompiled test programs, bundled with - the original ZLIB1.DLL distribution and available at the zlib - web site. + the original ZLIB1.DLL distribution. If, for any reason, you need to build an incompatible DLL, - please use a different name. + please use a different file name. 2. Why did you change the name of the DLL to ZLIB1.DLL? What happened to the old ZLIB.DLL? - - The old ZLIB.DLL, built from zlib-1.1.x and earlier, required - compilation settings that were incompatible to those used by a - static build. The DLL settings were supposed to be enabled by - defining the macro ZLIB_DLL, before including "zlib.h". + - The old ZLIB.DLL, built from zlib-1.1.4 or earlier, required + compilation settings that were incompatible to those used by + a static build. The DLL settings were supposed to be enabled + by defining the macro ZLIB_DLL, before including "zlib.h". Incorrect handling of this macro was silently accepted at build time, resulting in two major problems: @@ -65,8 +64,8 @@ in the zlib distribution, or at the following location: functions. Failure to do so resulted in creating binaries that were unable to run with the official ZLIB.DLL build. - The only possible solution that we could foresee was to make a - binary-incompatible change in the DLL interfacing, in order to + The only possible solution that we could foresee was to make + a binary-incompatible change in the DLL interface, in order to remove the dependency on the ZLIB_DLL macro, and to release the new DLL under a different name. @@ -85,17 +84,13 @@ in the zlib distribution, or at the following location: - In principle, you can do it by assigning calling convention keywords to the macros ZEXPORT and ZEXPORTVA. In practice, - it depends on what you mean by "an old ZLIB.DLL", because - the old DLL exists in several mutually-incompatible versions. - - If you have a compiled application that works with a certain - ZLIB.DLL without any known security issues, there is hardly - a need to rebuild the DLL from new sources only to link it to - the old app binary. But if you really want to do it, you have - to find out first what kind of calling convention uses your - particular ZLIB.DLL build, and to use the same one in the new - build. If you don't know what this is all about, you might be - better off if you would just forget it. + it depends on what you mean by "an old ZLIB.DLL", because the + old DLL exists in several mutually-incompatible versions. + You have to find out first what kind of calling convention is + being used in your particular ZLIB.DLL build, and to use the + same one in the new build. If you don't know what this is all + about, you might be better off if you would just leave the old + DLL intact. 4. Can I compile my application using the new zlib interface, and @@ -170,19 +165,19 @@ in the zlib distribution, or at the following location: the K&R-style function prototypes, where the argument types are not specified; but that is another story for another day. - The fact that remains is that CDECL is the default convention. - Even if an explicit convention (such as STDCALL or FASTCALL) - is hard-coded into the function prototypes inside C headers, - problems may appear. One problem, for example, deals with the - necessity to expose the convention in users' callbacks. + The remaining fact is that CDECL is the default convention. + Even if an explicit convention is hard-coded into the function + prototypes inside C headers, problems may appear. The + necessity to expose the convention in users' callbacks is one + of these problems. The calling convention issues are also important when using zlib in other programming languages. Some of them, like Ada (GNAT) and Fortran (GNU G77), have C bindings implemented initially on Unix, and relying on the C calling convention. On the other hand, the pre- .NET versions of Microsoft Visual - Basic require STDCALL, while Borland Delphi prefers (although - it does not require) FASTCALL. + Basic require STDCALL, while Borland Delphi prefers, although + it does not require, FASTCALL. In fairness to all possible uses of zlib outside the C programming language, we choose the default "C" convention. @@ -208,7 +203,16 @@ in the zlib distribution, or at the following location: zlib distribution. - 8. If my application uses ZLIB1.DLL, should I link it to + 8. I need a DLL for my Microsoft .NET project. What can I do? + + - We did not implement a COM wrapper around zlib, so you will + have to develop it yourself, or to get it from somewhere else. + + If you would be so generous as to contribute such a wrapper, + we would like to include it in a future zlib version. + + + 9. If my application uses ZLIB1.DLL, should I link it to MSVCRT.DLL? Why? - It is not required, but it is recommended to link your @@ -223,7 +227,7 @@ in the zlib distribution, or at the following location: depend on it should also be linked to MSVCRT.DLL. - 9. Why are you saying that ZLIB1.DLL and my application must be +10. Why are you saying that ZLIB1.DLL and my application must be linked to the same C run-time (CRT) library? I linked my application and my DLLs to different C libraries (e.g. my application to a static library, and my DLLs to MSVCRT.DLL), @@ -255,11 +259,11 @@ in the zlib distribution, or at the following location: and DLLs are avoiding the corruption of each of the CRTs' internal states, maybe by careful design, or maybe by fortune. - Also note that linking ZLIB1.DLL to non-Microsoft CRTs (such - as those provided by Borland) raises similar problems. + Also note that linking ZLIB1.DLL to non-Microsoft CRTs, such + as those provided by Borland, raises similar problems. -10. Why are you linking ZLIB1.DLL to MSVCRT.DLL? +11. Why are you linking ZLIB1.DLL to MSVCRT.DLL? - MSVCRT.DLL exists on every Windows 95 with a new service pack installed, or with Microsoft Internet Explorer 4 or later, and @@ -269,12 +273,11 @@ in the zlib distribution, or at the following location: software provider for free. The fact that MSVCRT.DLL does not exist on a virgin Windows 95 - is not so problematic. The number of Windows 95 installations - is rapidly decreasing, Microsoft stopped supporting it a long - time ago, and many recent applications from various vendors, - including Microsoft, do not even run on it. Furthermore, no - serious user should run Windows 95 without a proper update - installed. + is not so problematic. Windows 95 is scarcely found nowadays, + Microsoft ended its support a long time ago, and many recent + applications from various vendors, including Microsoft, do not + even run on it. Furthermore, no serious user should run + Windows 95 without a proper update installed. There is also the fact that the mainstream C compilers for Windows are Microsoft Visual C++ 6.0, and gcc/MinGW. Both @@ -283,7 +286,7 @@ in the zlib distribution, or at the following location: select by users. -11. Why are you not linking ZLIB1.DLL to +12. Why are you not linking ZLIB1.DLL to <> ? - We considered and abandoned the following alternatives: @@ -314,7 +317,7 @@ in the zlib distribution, or at the following location: Windows NT systems. -12. I need to link my own DLL build to a CRT different than +13. I need to link my own DLL build to a CRT different than MSVCRT.DLL. What can I do? - Feel free to rebuild the DLL from the zlib sources, and link @@ -330,7 +333,7 @@ in the zlib distribution, or at the following location: CYGWIN1.DLL, and it is distributed under the name CYGZ.DLL. -13. May I include additional pieces of code that I find useful, +14. May I include additional pieces of code that I find useful, link them in ZLIB1.DLL, and export them? - No. A legitimate build of ZLIB1.DLL must not include code @@ -338,14 +341,12 @@ in the zlib distribution, or at the following location: But you can make your own private DLL build, under a different file name, as suggested in the previous answer. - For example, in Borland Delphi and C++ Builder, zlib is a part - of the standard VCL library. If an application links to VCL - dynamically, the name of the distributable binary (VCLxx.DLL) - does not posess any danger of clashing with a legitimate but - incompatible ZLIB1.DLL. + For example, zlib is a part of the VCL library, distributed + with Borland Delphi and C++ Builder. The DLL build of VCL + is a redistributable file, named VCLxx.DLL. -14. May I remove some functionality out of ZLIB1.DLL, by enabling +15. May I remove some functionality out of ZLIB1.DLL, by enabling macros like NO_GZCOMPRESS or NO_GZIP at compile time? - No. A legitimate build of ZLIB1.DLL must provide the complete @@ -354,7 +355,7 @@ in the zlib distribution, or at the following location: different file name, as suggested in the previous answer. -15. I made my own ZLIB1.DLL build. Can I test it for compliance? +16. I made my own ZLIB1.DLL build. Can I test it for compliance? - We prefer that you download the official DLL from the zlib web site. If you need something peculiar from this DLL, you diff --git a/zlib/win32/zlib1.rc b/zlib/win32/zlib1.rc index 19fdc99..130493a 100644 --- a/zlib/win32/zlib1.rc +++ b/zlib/win32/zlib1.rc @@ -5,8 +5,8 @@ VS_VERSION_INFO VERSIONINFO #else VS_VERSION_INFO VERSIONINFO MOVEABLE IMPURE LOADONCALL DISCARDABLE #endif - FILEVERSION 1,2,1,1 - PRODUCTVERSION 1,2,1,1 + FILEVERSION 1,2,1,2 + PRODUCTVERSION 1,2,1,2 FILEFLAGSMASK VS_FFI_FILEFLAGSMASK #ifdef _DEBUG FILEFLAGS 1 @@ -23,12 +23,12 @@ BEGIN //language ID = U.S. English, char set = Windows, Multilingual BEGIN VALUE "FileDescription", "zlib data compression library\0" - VALUE "FileVersion", "1.2.1.1\0" + VALUE "FileVersion", "1.2.1.2\0" VALUE "InternalName", "zlib1.dll\0" - VALUE "LegalCopyright", "(C) 1995-2003 Jean-loup Gailly & Mark Adler\0" + VALUE "LegalCopyright", "(C) 1995-2004 Jean-loup Gailly & Mark Adler\0" VALUE "OriginalFilename", "zlib1.dll\0" VALUE "ProductName", "zlib\0" - VALUE "ProductVersion", "1.2.1.1\0" + VALUE "ProductVersion", "1.2.1.2\0" VALUE "Comments","DLL support by Alessandro Iacopetti & Gilles Vollant\0" END END diff --git a/zlib/zconf.h b/zlib/zconf.h index f629313..3c21403 100644 --- a/zlib/zconf.h +++ b/zlib/zconf.h @@ -1,5 +1,5 @@ /* zconf.h -- configuration of the zlib compression library - * Copyright (C) 1995-2003 Jean-loup Gailly. + * Copyright (C) 1995-2004 Jean-loup Gailly. * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -13,43 +13,46 @@ * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it. */ #ifdef Z_PREFIX -# define deflateInit_ z_deflateInit_ -# define deflate z_deflate -# define deflateEnd z_deflateEnd -# define inflateInit_ z_inflateInit_ -# define inflate z_inflate -# define inflateEnd z_inflateEnd -# define deflateInit2_ z_deflateInit2_ -# define deflateSetDictionary z_deflateSetDictionary -# define deflateCopy z_deflateCopy -# define deflateReset z_deflateReset -# define deflatePrime z_deflatePrime -# define deflateParams z_deflateParams -# define deflateBound z_deflateBound -# define inflateInit2_ z_inflateInit2_ -# define inflateSetDictionary z_inflateSetDictionary -# define inflateSync z_inflateSync -# define inflateSyncPoint z_inflateSyncPoint -# define inflateCopy z_inflateCopy -# define inflateReset z_inflateReset -# define compress z_compress -# define compress2 z_compress2 -# define compressBound z_compressBound -# define uncompress z_uncompress -# define adler32 z_adler32 -# define crc32 z_crc32 -# define get_crc_table z_get_crc_table +# define deflateInit_ z_deflateInit_ +# define deflate z_deflate +# define deflateEnd z_deflateEnd +# define inflateInit_ z_inflateInit_ +# define inflate z_inflate +# define inflateEnd z_inflateEnd +# define deflateInit2_ z_deflateInit2_ +# define deflateSetDictionary z_deflateSetDictionary +# define deflateCopy z_deflateCopy +# define deflateReset z_deflateReset +# define deflateParams z_deflateParams +# define deflateBound z_deflateBound +# define deflatePrime z_deflatePrime +# define inflateInit2_ z_inflateInit2_ +# define inflateSetDictionary z_inflateSetDictionary +# define inflateSync z_inflateSync +# define inflateSyncPoint z_inflateSyncPoint +# define inflateCopy z_inflateCopy +# define inflateReset z_inflateReset +# define inflateBack z_inflateBack +# define inflateBackEnd z_inflateBackEnd +# define compress z_compress +# define compress2 z_compress2 +# define compressBound z_compressBound +# define uncompress z_uncompress +# define adler32 z_adler32 +# define crc32 z_crc32 +# define get_crc_table z_get_crc_table +# define zError z_zError -# define Byte z_Byte -# define uInt z_uInt -# define uLong z_uLong -# define Bytef z_Bytef -# define charf z_charf -# define intf z_intf -# define uIntf z_uIntf -# define uLongf z_uLongf -# define voidpf z_voidpf -# define voidp z_voidp +# define Byte z_Byte +# define uInt z_uInt +# define uLong z_uLong +# define Bytef z_Bytef +# define charf z_charf +# define intf z_intf +# define uIntf z_uIntf +# define uLongf z_uLongf +# define voidpf z_voidpf +# define voidp z_voidp #endif #if defined(__MSDOS__) && !defined(MSDOS) @@ -155,7 +158,7 @@ /* Type declarations */ #ifndef OF /* function prototypes */ -# if defined(STDC) || defined(__LCLINT__) +# ifdef STDC # define OF(args) args # else # define OF(args) () @@ -275,13 +278,13 @@ typedef uLong FAR uLongf; typedef Byte *voidp; #endif -#if 1 /* HAVE_UNISTD_H -- this line is updated by ./configure */ +#if 0 /* HAVE_UNISTD_H -- this line is updated by ./configure */ # include /* for off_t */ # include /* for SEEK_* and off_t */ # ifdef VMS # include /* for off_t */ # endif -# define z_off_t off_t +# define z_off_t off_t #endif #ifndef SEEK_SET # define SEEK_SET 0 /* Seek from beginning of file. */ @@ -289,11 +292,11 @@ typedef uLong FAR uLongf; # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ #endif #ifndef z_off_t -# define z_off_t long +# define z_off_t long #endif #if defined(__OS400__) -#define NO_vsnprintf +# define NO_vsnprintf #endif #if defined(__MVS__) diff --git a/zlib/zconf.in.h b/zlib/zconf.in.h index 3cea897..3c21403 100644 --- a/zlib/zconf.in.h +++ b/zlib/zconf.in.h @@ -1,5 +1,5 @@ /* zconf.h -- configuration of the zlib compression library - * Copyright (C) 1995-2003 Jean-loup Gailly. + * Copyright (C) 1995-2004 Jean-loup Gailly. * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -13,43 +13,46 @@ * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it. */ #ifdef Z_PREFIX -# define deflateInit_ z_deflateInit_ -# define deflate z_deflate -# define deflateEnd z_deflateEnd -# define inflateInit_ z_inflateInit_ -# define inflate z_inflate -# define inflateEnd z_inflateEnd -# define deflateInit2_ z_deflateInit2_ -# define deflateSetDictionary z_deflateSetDictionary -# define deflateCopy z_deflateCopy -# define deflateReset z_deflateReset -# define deflatePrime z_deflatePrime -# define deflateParams z_deflateParams -# define deflateBound z_deflateBound -# define inflateInit2_ z_inflateInit2_ -# define inflateSetDictionary z_inflateSetDictionary -# define inflateSync z_inflateSync -# define inflateSyncPoint z_inflateSyncPoint -# define inflateCopy z_inflateCopy -# define inflateReset z_inflateReset -# define compress z_compress -# define compress2 z_compress2 -# define compressBound z_compressBound -# define uncompress z_uncompress -# define adler32 z_adler32 -# define crc32 z_crc32 -# define get_crc_table z_get_crc_table +# define deflateInit_ z_deflateInit_ +# define deflate z_deflate +# define deflateEnd z_deflateEnd +# define inflateInit_ z_inflateInit_ +# define inflate z_inflate +# define inflateEnd z_inflateEnd +# define deflateInit2_ z_deflateInit2_ +# define deflateSetDictionary z_deflateSetDictionary +# define deflateCopy z_deflateCopy +# define deflateReset z_deflateReset +# define deflateParams z_deflateParams +# define deflateBound z_deflateBound +# define deflatePrime z_deflatePrime +# define inflateInit2_ z_inflateInit2_ +# define inflateSetDictionary z_inflateSetDictionary +# define inflateSync z_inflateSync +# define inflateSyncPoint z_inflateSyncPoint +# define inflateCopy z_inflateCopy +# define inflateReset z_inflateReset +# define inflateBack z_inflateBack +# define inflateBackEnd z_inflateBackEnd +# define compress z_compress +# define compress2 z_compress2 +# define compressBound z_compressBound +# define uncompress z_uncompress +# define adler32 z_adler32 +# define crc32 z_crc32 +# define get_crc_table z_get_crc_table +# define zError z_zError -# define Byte z_Byte -# define uInt z_uInt -# define uLong z_uLong -# define Bytef z_Bytef -# define charf z_charf -# define intf z_intf -# define uIntf z_uIntf -# define uLongf z_uLongf -# define voidpf z_voidpf -# define voidp z_voidp +# define Byte z_Byte +# define uInt z_uInt +# define uLong z_uLong +# define Bytef z_Bytef +# define charf z_charf +# define intf z_intf +# define uIntf z_uIntf +# define uLongf z_uLongf +# define voidpf z_voidpf +# define voidp z_voidp #endif #if defined(__MSDOS__) && !defined(MSDOS) @@ -281,7 +284,7 @@ typedef uLong FAR uLongf; # ifdef VMS # include /* for off_t */ # endif -# define z_off_t off_t +# define z_off_t off_t #endif #ifndef SEEK_SET # define SEEK_SET 0 /* Seek from beginning of file. */ @@ -289,11 +292,11 @@ typedef uLong FAR uLongf; # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ #endif #ifndef z_off_t -# define z_off_t long +# define z_off_t long #endif #if defined(__OS400__) -#define NO_vsnprintf +# define NO_vsnprintf #endif #if defined(__MVS__) diff --git a/zlib/zlib.3 b/zlib/zlib.3 index a9754f9..54655cd 100644 --- a/zlib/zlib.3 +++ b/zlib/zlib.3 @@ -1,4 +1,4 @@ -.TH ZLIB 3 "9 January 2004" +.TH ZLIB 3 "9 September 2004" .SH NAME zlib \- compression/decompression library .SH SYNOPSIS @@ -133,7 +133,7 @@ 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 1.2.1.1 +Version 1.2.1.2 Copyright (C) 1995-2004 Jean-loup Gailly (jloup@gzip.org) and Mark Adler (madler@alumni.caltech.edu). .LP diff --git a/zlib/zlib.h b/zlib/zlib.h index a09ed7e..0c94166 100644 --- a/zlib/zlib.h +++ b/zlib/zlib.h @@ -1,5 +1,5 @@ /* zlib.h -- interface of the 'zlib' general purpose compression library - version 1.2.1.1, January 9th, 2004 + version 1.2.1.2, September 9th, 2004 Copyright (C) 1995-2004 Jean-loup Gailly and Mark Adler @@ -37,8 +37,8 @@ extern "C" { #endif -#define ZLIB_VERSION "1.2.1.1" -#define ZLIB_VERNUM 0x1211 +#define ZLIB_VERSION "1.2.1.2" +#define ZLIB_VERNUM 0x1212 /* The 'zlib' compression library provides in-memory compression and @@ -76,34 +76,25 @@ extern "C" { crash even in case of corrupted input. */ -typedef voidpf (*alloc_func) OF((voidpf opaque, uInt items, uInt size)) - /*@*/; -typedef void (*free_func) OF((voidpf opaque, voidpf address)) - /*@*/; +typedef voidpf (*alloc_func) OF((voidpf opaque, uInt items, uInt size)); +typedef void (*free_func) OF((voidpf opaque, voidpf address)); struct internal_state; typedef struct z_stream_s { -/*@relnull@*/ Bytef *next_in; /* next input byte */ uInt avail_in; /* number of bytes available at next_in */ uLong total_in; /* total nb of input bytes read so far */ -/*@relnull@*/ Bytef *next_out; /* next output byte should be put there */ uInt avail_out; /* remaining free space at next_out */ uLong total_out; /* total nb of bytes output so far */ -/*@relnull@*/ /*@observer@*/ char *msg; /* last error message, NULL if no error */ -/*@relnull@*/ struct internal_state FAR *state; /* not visible by applications */ -/*@relnull@*/ alloc_func zalloc; /* used to allocate the internal state */ -/*@relnull@*/ free_func zfree; /* used to free the internal state */ -/*@relnull@*/ voidpf opaque; /* private data object passed to zalloc and zfree */ int data_type; /* best guess about the data type: ascii or binary */ @@ -195,9 +186,7 @@ typedef z_stream FAR *z_streamp; /* basic functions */ -/*@observer@*/ -ZEXTERN const char * ZEXPORT zlibVersion OF((void)) - /*@*/; +ZEXTERN const char * ZEXPORT zlibVersion OF((void)); /* The application can compare zlibVersion and ZLIB_VERSION for consistency. If the first character differs, the library code actually used is not compatible with the zlib.h header file used by the application. @@ -227,8 +216,7 @@ ZEXTERN int ZEXPORT deflateInit OF((z_streamp strm, int level)); */ -ZEXTERN int ZEXPORT deflate OF((z_streamp strm, int flush)) - /*@modifies strm @*/; +ZEXTERN int ZEXPORT deflate OF((z_streamp strm, int flush)); /* deflate compresses as much data as possible, and stops when the input buffer becomes empty or the output buffer becomes full. It may introduce some @@ -310,8 +298,7 @@ ZEXTERN int ZEXPORT deflate OF((z_streamp strm, int flush)) */ -ZEXTERN int ZEXPORT deflateEnd OF((z_streamp strm)) - /*@modifies strm @*/; +ZEXTERN int ZEXPORT deflateEnd OF((z_streamp strm)); /* All dynamically allocated data structures for this stream are freed. This function discards any unprocessed input and does not flush any @@ -346,8 +333,7 @@ ZEXTERN int ZEXPORT inflateInit OF((z_streamp strm)); */ -ZEXTERN int ZEXPORT inflate OF((z_streamp strm, int flush)) - /*@modifies strm @*/; +ZEXTERN int ZEXPORT inflate OF((z_streamp strm, int flush)); /* inflate decompresses as much data as possible, and stops when the input buffer becomes empty or the output buffer becomes full. It may introduce @@ -415,7 +401,7 @@ ZEXTERN int ZEXPORT inflate OF((z_streamp strm, int flush)) because Z_BLOCK is used. If a preset dictionary is needed after this call (see inflateSetDictionary - below), inflate sets strm-adler to the adler32 checksum of the dictionary + below), inflate sets strm->adler to the adler32 checksum of the dictionary chosen by the compressor and returns Z_NEED_DICT; otherwise it sets strm->adler to the adler32 checksum of all output produced so far (that is, total_out bytes) and returns Z_OK, Z_STREAM_END or an error code as described @@ -446,8 +432,7 @@ ZEXTERN int ZEXPORT inflate OF((z_streamp strm, int flush)) */ -ZEXTERN int ZEXPORT inflateEnd OF((z_streamp strm)) - /*@modifies strm @*/; +ZEXTERN int ZEXPORT inflateEnd OF((z_streamp strm)); /* All dynamically allocated data structures for this stream are freed. This function discards any unprocessed input and does not flush any @@ -522,8 +507,7 @@ ZEXTERN int ZEXPORT deflateInit2 OF((z_streamp strm, ZEXTERN int ZEXPORT deflateSetDictionary OF((z_streamp strm, const Bytef *dictionary, - uInt dictLength)) - /*@modifies strm @*/; + uInt dictLength)); /* Initializes the compression dictionary from the given byte sequence without producing any compressed output. This function must be called @@ -559,8 +543,7 @@ ZEXTERN int ZEXPORT deflateSetDictionary OF((z_streamp strm, */ ZEXTERN int ZEXPORT deflateCopy OF((z_streamp dest, - z_streamp source)) - /*@modifies dest, source @*/; + z_streamp source)); /* Sets the destination stream as a complete copy of the source stream. @@ -577,9 +560,7 @@ ZEXTERN int ZEXPORT deflateCopy OF((z_streamp dest, destination. */ -ZEXTERN int ZEXPORT deflateReset OF((z_streamp strm)) - /*@globals internalState @*/ - /*@modifies strm, internalState @*/; +ZEXTERN int ZEXPORT deflateReset OF((z_streamp strm)); /* This function is equivalent to deflateEnd followed by deflateInit, but does not free and reallocate all the internal compression state. @@ -592,8 +573,7 @@ ZEXTERN int ZEXPORT deflateReset OF((z_streamp strm)) ZEXTERN int ZEXPORT deflateParams OF((z_streamp strm, int level, - int strategy)) - /*@modifies strm @*/; + int strategy)); /* Dynamically update the compression level and compression strategy. The interpretation of level and strategy is as in deflateInit2. This can be @@ -613,8 +593,7 @@ ZEXTERN int ZEXPORT deflateParams OF((z_streamp strm, */ ZEXTERN uLong ZEXPORT deflateBound OF((z_streamp strm, - uLong sourceLen)) - /*@modifies strm @*/; + uLong sourceLen)); /* deflateBound() returns an upper bound on the compressed size after deflation of sourceLen bytes. It must be called after deflateInit() @@ -624,8 +603,7 @@ ZEXTERN uLong ZEXPORT deflateBound OF((z_streamp strm, ZEXTERN int ZEXPORT deflatePrime OF((z_streamp strm, int bits, - int value)) - /*@modifies strm @*/; + int value)); /* deflatePrime() inserts bits in the deflate output stream. The intent is that this function is used to start off the deflate output with the @@ -683,8 +661,7 @@ ZEXTERN int ZEXPORT inflateInit2 OF((z_streamp strm, ZEXTERN int ZEXPORT inflateSetDictionary OF((z_streamp strm, const Bytef *dictionary, - uInt dictLength)) - /*@modifies strm @*/; + uInt dictLength)); /* Initializes the decompression dictionary from the given uncompressed byte sequence. This function must be called immediately after a call of inflate @@ -701,8 +678,7 @@ ZEXTERN int ZEXPORT inflateSetDictionary OF((z_streamp strm, inflate(). */ -ZEXTERN int ZEXPORT inflateSync OF((z_streamp strm)) - /*@modifies strm @*/; +ZEXTERN int ZEXPORT inflateSync OF((z_streamp strm)); /* Skips invalid compressed data until a full flush point (see above the description of deflate with Z_FULL_FLUSH) can be found, or until all @@ -718,8 +694,7 @@ ZEXTERN int ZEXPORT inflateSync OF((z_streamp strm)) */ ZEXTERN int ZEXPORT inflateCopy OF((z_streamp dest, - z_streamp source)) - /*@modifies dest, source @*/; + z_streamp source)); /* Sets the destination stream as a complete copy of the source stream. @@ -734,8 +709,7 @@ ZEXTERN int ZEXPORT inflateCopy OF((z_streamp dest, destination. */ -ZEXTERN int ZEXPORT inflateReset OF((z_streamp strm)) - /*@modifies strm @*/; +ZEXTERN int ZEXPORT inflateReset OF((z_streamp strm)); /* This function is equivalent to inflateEnd followed by inflateInit, but does not free and reallocate all the internal decompression state. @@ -767,15 +741,12 @@ ZEXTERN int ZEXPORT inflateBackInit OF((z_stream FAR *strm, int windowBits, match the version of the header file. */ -typedef unsigned (*in_func) OF((void FAR *, unsigned char FAR * FAR *)) - /*@*/; -typedef int (*out_func) OF((void FAR *, unsigned char FAR *, unsigned)) - /*@*/; +typedef unsigned (*in_func) OF((void FAR *, unsigned char FAR * FAR *)); +typedef int (*out_func) OF((void FAR *, unsigned char FAR *, unsigned)); ZEXTERN int ZEXPORT inflateBack OF((z_stream FAR *strm, in_func in, void FAR *in_desc, - out_func out, void FAR *out_desc)) - /*@modifies strm @*/; + out_func out, void FAR *out_desc)); /* inflateBack() does a raw inflate with a single call using a call-back interface for input and output. This is more efficient than inflate() for @@ -842,8 +813,7 @@ ZEXTERN int ZEXPORT inflateBack OF((z_stream FAR *strm, that inflateBack() cannot return Z_OK. */ -ZEXTERN int ZEXPORT inflateBackEnd OF((z_stream FAR *strm)) - /*@modifies strm @*/; +ZEXTERN int ZEXPORT inflateBackEnd OF((z_stream FAR *strm)); /* All memory allocated by inflateBackInit() is freed. @@ -851,8 +821,7 @@ ZEXTERN int ZEXPORT inflateBackEnd OF((z_stream FAR *strm)) state was inconsistent. */ -ZEXTERN uLong ZEXPORT zlibCompileFlags OF((void)) - /*@*/; +ZEXTERN uLong ZEXPORT zlibCompileFlags OF((void)); /* Return flags indicating compile-time options. Type sizes, two bits each, 00 = 16 bits, 01 = 32, 10 = 64, 11 = other: @@ -905,9 +874,7 @@ ZEXTERN uLong ZEXPORT zlibCompileFlags OF((void)) */ ZEXTERN int ZEXPORT compress OF((Bytef *dest, uLongf *destLen, - const Bytef *source, uLong sourceLen)) - /*@globals internalState @*/ - /*@modifies *dest, *destLen, internalState @*/; + const Bytef *source, uLong sourceLen)); /* Compresses the source buffer into the destination buffer. sourceLen is the byte length of the source buffer. Upon entry, destLen is the total @@ -923,9 +890,7 @@ ZEXTERN int ZEXPORT compress OF((Bytef *dest, uLongf *destLen, ZEXTERN int ZEXPORT compress2 OF((Bytef *dest, uLongf *destLen, const Bytef *source, uLong sourceLen, - int level)) - /*@globals internalState @*/ - /*@modifies *dest, *destLen, internalState @*/; + int level)); /* Compresses the source buffer into the destination buffer. The level parameter has the same meaning as in deflateInit. sourceLen is the byte @@ -939,8 +904,7 @@ ZEXTERN int ZEXPORT compress2 OF((Bytef *dest, uLongf *destLen, Z_STREAM_ERROR if the level parameter is invalid. */ -ZEXTERN uLong ZEXPORT compressBound OF((uLong sourceLen)) - /*@*/; +ZEXTERN uLong ZEXPORT compressBound OF((uLong sourceLen)); /* compressBound() returns an upper bound on the compressed size after compress() or compress2() on sourceLen bytes. It would be used before @@ -948,8 +912,7 @@ ZEXTERN uLong ZEXPORT compressBound OF((uLong sourceLen)) */ ZEXTERN int ZEXPORT uncompress OF((Bytef *dest, uLongf *destLen, - const Bytef *source, uLong sourceLen)) - /*@modifies *dest, *destLen @*/; + const Bytef *source, uLong sourceLen)); /* Decompresses the source buffer into the destination buffer. sourceLen is the byte length of the source buffer. Upon entry, destLen is the total @@ -969,10 +932,7 @@ ZEXTERN int ZEXPORT uncompress OF((Bytef *dest, uLongf *destLen, typedef voidp gzFile; -/*@null@*/ -ZEXTERN gzFile ZEXPORT gzopen OF((const char *path, const char *mode)) - /*@globals fileSystem, internalState @*/ - /*@modifies fileSystem, internalState @*/; +ZEXTERN gzFile ZEXPORT gzopen OF((const char *path, const char *mode)); /* Opens a gzip (.gz) file for reading or writing. The mode parameter is as in fopen ("rb" or "wb") but can also include a compression level @@ -989,10 +949,7 @@ ZEXTERN gzFile ZEXPORT gzopen OF((const char *path, const char *mode)) can be checked to distinguish the two cases (if errno is zero, the zlib error is Z_MEM_ERROR). */ -/*@null@*/ -ZEXTERN gzFile ZEXPORT gzdopen OF((int fd, const char *mode)) - /*@globals fileSystem, internalState @*/ - /*@modifies fileSystem, internalState @*/; +ZEXTERN gzFile ZEXPORT gzdopen OF((int fd, const char *mode)); /* gzdopen() associates a gzFile with the file descriptor fd. File descriptors are obtained from calls like open, dup, creat, pipe or @@ -1005,9 +962,7 @@ ZEXTERN gzFile ZEXPORT gzdopen OF((int fd, const char *mode)) the (de)compression state. */ -ZEXTERN int ZEXPORT gzsetparams OF((gzFile file, int level, int strategy)) - /*@globals fileSystem @*/ - /*@modifies file, fileSystem @*/; +ZEXTERN int ZEXPORT gzsetparams OF((gzFile file, int level, int strategy)); /* Dynamically update the compression level or strategy. See the description of deflateInit2 for the meaning of these parameters. @@ -1015,9 +970,7 @@ ZEXTERN int ZEXPORT gzsetparams OF((gzFile file, int level, int strategy)) opened for writing. */ -ZEXTERN int ZEXPORT gzread OF((gzFile file, voidp buf, unsigned len)) - /*@globals errno, fileSystem @*/ - /*@modifies file, *buf, errno, fileSystem @*/; +ZEXTERN int ZEXPORT gzread OF((gzFile file, voidp buf, unsigned len)); /* Reads the given number of uncompressed bytes from the compressed file. If the input file was not in gzip format, gzread copies the given number @@ -1026,18 +979,14 @@ ZEXTERN int ZEXPORT gzread OF((gzFile file, voidp buf, unsigned len)) end of file, -1 for error). */ ZEXTERN int ZEXPORT gzwrite OF((gzFile file, - voidpc buf, unsigned len)) - /*@globals fileSystem @*/ - /*@modifies file, fileSystem @*/; + voidpc buf, unsigned len)); /* Writes the given number of uncompressed bytes into the compressed file. gzwrite returns the number of uncompressed bytes actually written (0 in case of error). */ -ZEXTERN int ZEXPORTVA gzprintf OF((gzFile file, const char *format, ...)) - /*@globals fileSystem @*/ - /*@modifies file, fileSystem @*/; +ZEXTERN int ZEXPORTVA gzprintf OF((gzFile file, const char *format, ...)); /* Converts, formats, and writes the args to the compressed file under control of the format string, as in fprintf. gzprintf returns the number of @@ -1050,19 +999,14 @@ ZEXTERN int ZEXPORTVA gzprintf OF((gzFile file, const char *format, ...)) because the secure snprintf() or vsnprintf() functions were not available. */ -ZEXTERN int ZEXPORT gzputs OF((gzFile file, const char *s)) - /*@globals fileSystem @*/ - /*@modifies file, fileSystem @*/; +ZEXTERN int ZEXPORT gzputs OF((gzFile file, const char *s)); /* Writes the given null-terminated string to the compressed file, excluding the terminating null character. gzputs returns the number of characters written, or -1 in case of error. */ -/*@null@*/ -ZEXTERN char * ZEXPORT gzgets OF((gzFile file, char *buf, int len)) - /*@globals fileSystem @*/ - /*@modifies file, buf, fileSystem @*/; +ZEXTERN char * ZEXPORT gzgets OF((gzFile file, char *buf, int len)); /* Reads bytes from the compressed file until len-1 characters are read, or a newline character is read and transferred to buf, or an end-of-file @@ -1071,24 +1015,19 @@ ZEXTERN char * ZEXPORT gzgets OF((gzFile file, char *buf, int len)) gzgets returns buf, or Z_NULL in case of error. */ -ZEXTERN int ZEXPORT gzputc OF((gzFile file, int c)) - /*@globals fileSystem @*/ - /*@modifies file, fileSystem @*/; +ZEXTERN int ZEXPORT gzputc OF((gzFile file, int c)); /* Writes c, converted to an unsigned char, into the compressed file. gzputc returns the value that was written, or -1 in case of error. */ -ZEXTERN int ZEXPORT gzgetc OF((gzFile file)) - /*@globals fileSystem @*/ - /*@modifies file, fileSystem @*/; +ZEXTERN int ZEXPORT gzgetc OF((gzFile file)); /* Reads one byte from the compressed file. gzgetc returns this byte or -1 in case of end of file or error. */ -ZEXTERN int ZEXPORT gzungetc OF((int c, gzFile file)) - /*@*/; +ZEXTERN int ZEXPORT gzungetc OF((int c, gzFile file)); /* Push one character back onto the stream to be read again later. Only one character of push-back is allowed. gzungetc() returns the @@ -1098,9 +1037,7 @@ ZEXTERN int ZEXPORT gzungetc OF((int c, gzFile file)) or gzrewind(). */ -ZEXTERN int ZEXPORT gzflush OF((gzFile file, int flush)) - /*@globals fileSystem @*/ - /*@modifies file, fileSystem @*/; +ZEXTERN int ZEXPORT gzflush OF((gzFile file, int flush)); /* Flushes all pending output into the compressed file. The parameter flush is as in the deflate() function. The return value is the zlib @@ -1111,9 +1048,7 @@ ZEXTERN int ZEXPORT gzflush OF((gzFile file, int flush)) */ ZEXTERN z_off_t ZEXPORT gzseek OF((gzFile file, - z_off_t offset, int whence)) - /*@globals fileSystem @*/ - /*@modifies file, fileSystem @*/; + z_off_t offset, int whence)); /* Sets the starting position for the next gzread or gzwrite on the given compressed file. The offset represents a number of bytes in the @@ -1130,18 +1065,14 @@ ZEXTERN z_off_t ZEXPORT gzseek OF((gzFile file, would be before the current position. */ -ZEXTERN int ZEXPORT gzrewind OF((gzFile file)) - /*@globals fileSystem @*/ - /*@modifies file, fileSystem @*/; +ZEXTERN int ZEXPORT gzrewind OF((gzFile file)); /* Rewinds the given file. This function is supported only for reading. gzrewind(file) is equivalent to (int)gzseek(file, 0L, SEEK_SET) */ -ZEXTERN z_off_t ZEXPORT gztell OF((gzFile file)) - /*@globals fileSystem @*/ - /*@modifies file, fileSystem @*/; +ZEXTERN z_off_t ZEXPORT gztell OF((gzFile file)); /* Returns the starting position for the next gzread or gzwrite on the given compressed file. This position represents a number of bytes in the @@ -1150,25 +1081,20 @@ ZEXTERN z_off_t ZEXPORT gztell OF((gzFile file)) gztell(file) is equivalent to gzseek(file, 0L, SEEK_CUR) */ -ZEXTERN int ZEXPORT gzeof OF((gzFile file)) - /*@*/; +ZEXTERN int ZEXPORT gzeof OF((gzFile file)); /* Returns 1 when EOF has previously been detected reading the given input stream, otherwise zero. */ -ZEXTERN int ZEXPORT gzclose OF((/*@only@*/ gzFile file)) - /*@globals fileSystem @*/ - /*@modifies file, fileSystem @*/; +ZEXTERN int ZEXPORT gzclose OF((gzFile file)); /* Flushes all pending output if necessary, closes the compressed file and deallocates all the (de)compression state. The return value is the zlib error number (see function gzerror below). */ -/*@observer@*/ -ZEXTERN const char * ZEXPORT gzerror OF((gzFile file, int *errnum)) - /*@modifies *errnum @*/; +ZEXTERN const char * ZEXPORT gzerror OF((gzFile file, int *errnum)); /* Returns the error message for the last error which occurred on the given compressed file. errnum is set to zlib error number. If an @@ -1177,8 +1103,7 @@ ZEXTERN const char * ZEXPORT gzerror OF((gzFile file, int *errnum)) to get the exact error code. */ -ZEXTERN void ZEXPORT gzclearerr OF((gzFile file)) - /*@*/; +ZEXTERN void ZEXPORT gzclearerr OF((gzFile file)); /* Clears the error and end-of-file flags for file. This is analogous to the clearerr() function in stdio. This is useful for continuing to read a gzip @@ -1193,8 +1118,7 @@ ZEXTERN void ZEXPORT gzclearerr OF((gzFile file)) compression library. */ -ZEXTERN uLong ZEXPORT adler32 OF((uLong adler, /*@null@*/ const Bytef *buf, uInt len)) - /*@*/; +ZEXTERN uLong ZEXPORT adler32 OF((uLong adler, const Bytef *buf, uInt len)); /* Update a running Adler-32 checksum with the bytes buf[0..len-1] and @@ -1211,8 +1135,7 @@ ZEXTERN uLong ZEXPORT adler32 OF((uLong adler, /*@null@*/ const Bytef *buf, uInt if (adler != original_adler) error(); */ -ZEXTERN uLong ZEXPORT crc32 OF((uLong crc, /*@null@*/ const Bytef *buf, uInt len)) - /*@*/; +ZEXTERN uLong ZEXPORT crc32 OF((uLong crc, const Bytef *buf, uInt len)); /* Update a running crc with the bytes buf[0..len-1] and return the updated crc. If buf is NULL, this function returns the required initial value @@ -1235,26 +1158,19 @@ ZEXTERN uLong ZEXPORT crc32 OF((uLong crc, /*@null@*/ const Bytef *buf, uInt l * and the compiler's view of z_stream: */ ZEXTERN int ZEXPORT deflateInit_ OF((z_streamp strm, int level, - const char *version, int stream_size)) - /*@globals internalState @*/ - /*@modifies strm, internalState @*/; + const char *version, int stream_size)); ZEXTERN int ZEXPORT inflateInit_ OF((z_streamp strm, - const char *version, int stream_size)) - /*@modifies strm @*/; + const char *version, int stream_size)); ZEXTERN int ZEXPORT deflateInit2_ OF((z_streamp strm, int level, int method, int windowBits, int memLevel, int strategy, const char *version, - int stream_size)) - /*@globals internalState @*/ - /*@modifies strm, internalState @*/; + int stream_size)); ZEXTERN int ZEXPORT inflateInit2_ OF((z_streamp strm, int windowBits, - const char *version, int stream_size)) - /*@modifies strm @*/; + const char *version, int stream_size)); ZEXTERN int ZEXPORT inflateBackInit_ OF((z_stream FAR *strm, int windowBits, unsigned char FAR *window, const char *version, - int stream_size)) - /*@modifies strm @*/; + int stream_size)); #define deflateInit(strm, level) \ deflateInit_((strm), (level), ZLIB_VERSION, sizeof(z_stream)) #define inflateInit(strm) \ @@ -1273,14 +1189,9 @@ ZEXTERN int ZEXPORT inflateBackInit_ OF((z_stream FAR *strm, int windowBits, struct internal_state {int dummy;}; /* hack for buggy compilers */ #endif -/*@observer@*/ -ZEXTERN const char * ZEXPORT zError OF((int err)) - /*@*/; -ZEXTERN int ZEXPORT inflateSyncPoint OF((z_streamp z)) - /*@modifies z @*/; -/*@observer@*/ -ZEXTERN const uLongf * ZEXPORT get_crc_table OF((void)) - /*@*/; +ZEXTERN const char * ZEXPORT zError OF((int)); +ZEXTERN int ZEXPORT inflateSyncPoint OF((z_streamp z)); +ZEXTERN const uLongf * ZEXPORT get_crc_table OF((void)); #ifdef __cplusplus } diff --git a/zlib/zutil.c b/zlib/zutil.c index 06e078d..0ef4f99 100644 --- a/zlib/zutil.c +++ b/zlib/zutil.c @@ -28,12 +28,12 @@ const char * const z_errmsg[10] = { ""}; -const char * ZEXPORT zlibVersion(void) +const char * ZEXPORT zlibVersion() { return ZLIB_VERSION; } -uLong ZEXPORT zlibCompileFlags(void) +uLong ZEXPORT zlibCompileFlags() { uLong flags; @@ -123,7 +123,8 @@ uLong ZEXPORT zlibCompileFlags(void) # endif int z_verbose = verbose; -void z_error (char *m) +void z_error (m) + char *m; { fprintf(stderr, "%s\n", m); exit(1); @@ -133,7 +134,8 @@ void z_error (char *m) /* exported to allow conversion of error code to string for compress() and * uncompress() */ -const char * ZEXPORT zError(int err) +const char * ZEXPORT zError(err) + int err; { return ERR_MSG(err); } @@ -145,7 +147,10 @@ const char * ZEXPORT zError(int err) #ifndef HAVE_MEMCPY -void zmemcpy(Bytef* dest, const Bytef* source, uInt len) +void zmemcpy(dest, source, len) + Bytef* dest; + const Bytef* source; + uInt len; { if (len == 0) return; do { @@ -153,7 +158,10 @@ void zmemcpy(Bytef* dest, const Bytef* source, uInt len) } while (--len != 0); } -int zmemcmp(const Bytef* s1, const Bytef* s2, uInt len) +int zmemcmp(s1, s2, len) + const Bytef* s1; + const Bytef* s2; + uInt len; { uInt j; @@ -163,7 +171,9 @@ int zmemcmp(const Bytef* s1, const Bytef* s2, uInt len) return 0; } -void zmemzero(Bytef* dest, uInt len) +void zmemzero(dest, len) + Bytef* dest; + uInt len; { if (len == 0) return; do { @@ -288,14 +298,19 @@ extern voidp calloc OF((uInt items, uInt size)); extern void free OF((voidpf ptr)); #endif -voidpf zcalloc (voidpf opaque, unsigned items, unsigned size) +voidpf zcalloc (opaque, items, size) + voidpf opaque; + unsigned items; + unsigned size; { if (opaque) items += size - size; /* make compiler happy */ return sizeof(uInt) > 2 ? (voidpf)malloc(items * size) : (voidpf)calloc(items, size); } -void zcfree (voidpf opaque, voidpf ptr) +void zcfree (opaque, ptr) + voidpf opaque; + voidpf ptr; { free(ptr); if (opaque) return; /* make compiler happy */ diff --git a/zlib/zutil.h b/zlib/zutil.h index 96f5389..7b42edc 100644 --- a/zlib/zutil.h +++ b/zlib/zutil.h @@ -38,14 +38,13 @@ typedef unsigned short ush; typedef ush FAR ushf; typedef unsigned long ulg; -/*@unchecked@*/ /*@observer@*/ extern const char * const z_errmsg[10]; /* indexed by 2-zlib_error */ /* (size given to avoid silly warnings with Visual C++) */ #define ERR_MSG(err) z_errmsg[Z_NEED_DICT-(err)] #define ERR_RETURN(strm,err) \ - return /*@-mods@*/ (strm->msg = (char*)ERR_MSG(err), (err)) /*@=mods@*/ + return (strm->msg = (char*)ERR_MSG(err), (err)) /* To be used only when the state is known to be valid */ /* common constants */ @@ -190,9 +189,14 @@ extern const char * const z_errmsg[10]; /* indexed by 2-zlib_error */ # define NO_vsnprintf # endif #endif +#ifdef VMS +# define NO_vsnprintf +#endif #ifdef HAVE_STRERROR - extern char *strerror OF((int)); +# ifndef VMS + extern char *strerror OF((int)); +# endif # define zstrerror(errnum) strerror(errnum) #else # define zstrerror(errnum) "" @@ -222,11 +226,9 @@ extern const char * const z_errmsg[10]; /* indexed by 2-zlib_error */ # define zmemzero(dest, len) memset(dest, 0, len) # endif #else - extern void zmemcpy OF((Bytef* dest, const Bytef* source, uInt len)) - /*@modifies dest @*/; - extern int zmemcmp OF((const Bytef* s1, const Bytef* s2, uInt len))\ /*@*/; - extern void zmemzero OF((Bytef* dest, uInt len)) - /*@modifies dest @*/; + extern void zmemcpy OF((Bytef* dest, const Bytef* source, uInt len)); + extern int zmemcmp OF((const Bytef* s1, const Bytef* s2, uInt len)); + extern void zmemzero OF((Bytef* dest, uInt len)); #endif /* Diagnostic functions */ @@ -250,11 +252,8 @@ extern const char * const z_errmsg[10]; /* indexed by 2-zlib_error */ #endif -/*@null@*/ -voidpf zcalloc OF((voidpf opaque, unsigned items, unsigned size)) - /*@*/; -void zcfree OF((voidpf opaque, /*@only@*/ voidpf ptr)) - /*@modifies ptr @*/; +voidpf zcalloc OF((voidpf opaque, unsigned items, unsigned size)); +void zcfree OF((voidpf opaque, voidpf ptr)); #define ZALLOC(strm, items, size) \ (*((strm)->zalloc))((strm)->opaque, (items), (size)) -- 2.7.4