diff -Nru zlib-1.2.8.dfsg/adler32.c zlib-1.2.11.dfsg/adler32.c --- zlib-1.2.8.dfsg/adler32.c 2011-09-10 23:15:50.000000000 +0000 +++ zlib-1.2.11.dfsg/adler32.c 2017-01-01 07:37:10.000000000 +0000 @@ -1,5 +1,5 @@ /* adler32.c -- compute the Adler-32 checksum of a data stream - * Copyright (C) 1995-2011 Mark Adler + * Copyright (C) 1995-2011, 2016 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -7,11 +7,9 @@ #include "zutil.h" -#define local static - local uLong adler32_combine_ OF((uLong adler1, uLong adler2, z_off64_t len2)); -#define BASE 65521 /* largest prime smaller than 65536 */ +#define BASE 65521U /* largest prime smaller than 65536 */ #define NMAX 5552 /* NMAX is the largest n such that 255n(n+1)/2 + (n+1)(BASE-1) <= 2^32-1 */ @@ -62,10 +60,10 @@ #endif /* ========================================================================= */ -uLong ZEXPORT adler32(adler, buf, len) +uLong ZEXPORT adler32_z(adler, buf, len) uLong adler; const Bytef *buf; - uInt len; + z_size_t len; { unsigned long sum2; unsigned n; @@ -133,6 +131,15 @@ } /* ========================================================================= */ +uLong ZEXPORT adler32(adler, buf, len) + uLong adler; + const Bytef *buf; + uInt len; +{ + return adler32_z(adler, buf, len); +} + +/* ========================================================================= */ local uLong adler32_combine_(adler1, adler2, len2) uLong adler1; uLong adler2; @@ -156,7 +163,7 @@ sum2 += ((adler1 >> 16) & 0xffff) + ((adler2 >> 16) & 0xffff) + BASE - rem; if (sum1 >= BASE) sum1 -= BASE; if (sum1 >= BASE) sum1 -= BASE; - if (sum2 >= (BASE << 1)) sum2 -= (BASE << 1); + if (sum2 >= ((unsigned long)BASE << 1)) sum2 -= ((unsigned long)BASE << 1); if (sum2 >= BASE) sum2 -= BASE; return sum1 | (sum2 << 16); } diff -Nru zlib-1.2.8.dfsg/as400/bndsrc zlib-1.2.11.dfsg/as400/bndsrc --- zlib-1.2.8.dfsg/as400/bndsrc 2013-03-24 06:32:58.000000000 +0000 +++ zlib-1.2.11.dfsg/as400/bndsrc 1970-01-01 00:00:00.000000000 +0000 @@ -1,215 +0,0 @@ -STRPGMEXP PGMLVL(*CURRENT) SIGNATURE('ZLIB') - -/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ -/* Version 1.1.3 entry points. */ -/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ - -/********************************************************************/ -/* *MODULE ADLER32 ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("adler32") - -/********************************************************************/ -/* *MODULE COMPRESS ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("compress") - EXPORT SYMBOL("compress2") - -/********************************************************************/ -/* *MODULE CRC32 ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("crc32") - EXPORT SYMBOL("get_crc_table") - -/********************************************************************/ -/* *MODULE DEFLATE ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("deflate") - EXPORT SYMBOL("deflateEnd") - EXPORT SYMBOL("deflateSetDictionary") - EXPORT SYMBOL("deflateCopy") - EXPORT SYMBOL("deflateReset") - EXPORT SYMBOL("deflateParams") - EXPORT SYMBOL("deflatePrime") - EXPORT SYMBOL("deflateInit_") - EXPORT SYMBOL("deflateInit2_") - -/********************************************************************/ -/* *MODULE GZIO ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("gzopen") - EXPORT SYMBOL("gzdopen") - EXPORT SYMBOL("gzsetparams") - EXPORT SYMBOL("gzread") - EXPORT SYMBOL("gzwrite") - EXPORT SYMBOL("gzprintf") - EXPORT SYMBOL("gzputs") - EXPORT SYMBOL("gzgets") - EXPORT SYMBOL("gzputc") - EXPORT SYMBOL("gzgetc") - EXPORT SYMBOL("gzflush") - EXPORT SYMBOL("gzseek") - EXPORT SYMBOL("gzrewind") - EXPORT SYMBOL("gztell") - EXPORT SYMBOL("gzeof") - EXPORT SYMBOL("gzclose") - EXPORT SYMBOL("gzerror") - -/********************************************************************/ -/* *MODULE INFLATE ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("inflate") - EXPORT SYMBOL("inflateEnd") - EXPORT SYMBOL("inflateSetDictionary") - EXPORT SYMBOL("inflateSync") - EXPORT SYMBOL("inflateReset") - EXPORT SYMBOL("inflateInit_") - EXPORT SYMBOL("inflateInit2_") - EXPORT SYMBOL("inflateSyncPoint") - -/********************************************************************/ -/* *MODULE UNCOMPR ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("uncompress") - -/********************************************************************/ -/* *MODULE ZUTIL ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("zlibVersion") - EXPORT SYMBOL("zError") - -/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ -/* Version 1.2.1 additional entry points. */ -/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ - -/********************************************************************/ -/* *MODULE COMPRESS ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("compressBound") - -/********************************************************************/ -/* *MODULE DEFLATE ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("deflateBound") - -/********************************************************************/ -/* *MODULE GZIO ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("gzungetc") - EXPORT SYMBOL("gzclearerr") - -/********************************************************************/ -/* *MODULE INFBACK ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("inflateBack") - EXPORT SYMBOL("inflateBackEnd") - EXPORT SYMBOL("inflateBackInit_") - -/********************************************************************/ -/* *MODULE INFLATE ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("inflateCopy") - -/********************************************************************/ -/* *MODULE ZUTIL ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("zlibCompileFlags") - -/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ -/* Version 1.2.5 additional entry points. */ -/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ - -/********************************************************************/ -/* *MODULE ADLER32 ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("adler32_combine") - EXPORT SYMBOL("adler32_combine64") - -/********************************************************************/ -/* *MODULE CRC32 ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("crc32_combine") - EXPORT SYMBOL("crc32_combine64") - -/********************************************************************/ -/* *MODULE GZLIB ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("gzbuffer") - EXPORT SYMBOL("gzoffset") - EXPORT SYMBOL("gzoffset64") - EXPORT SYMBOL("gzopen64") - EXPORT SYMBOL("gzseek64") - EXPORT SYMBOL("gztell64") - -/********************************************************************/ -/* *MODULE GZREAD ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("gzclose_r") - -/********************************************************************/ -/* *MODULE GZWRITE ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("gzclose_w") - -/********************************************************************/ -/* *MODULE INFLATE ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("inflateMark") - EXPORT SYMBOL("inflatePrime") - EXPORT SYMBOL("inflateReset2") - EXPORT SYMBOL("inflateUndermine") - -/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ -/* Version 1.2.6 additional entry points. */ -/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ - -/********************************************************************/ -/* *MODULE DEFLATE ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("deflateResetKeep") - EXPORT SYMBOL("deflatePending") - -/********************************************************************/ -/* *MODULE GZWRITE ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("gzgetc_") - -/********************************************************************/ -/* *MODULE INFLATE ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("inflateResetKeep") - -/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ -/* Version 1.2.8 additional entry points. */ -/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ - -/********************************************************************/ -/* *MODULE INFLATE ZLIB 01/02/01 00:15:09 */ -/********************************************************************/ - - EXPORT SYMBOL("inflateGetDictionary") - -ENDPGMEXP diff -Nru zlib-1.2.8.dfsg/as400/compile.clp zlib-1.2.11.dfsg/as400/compile.clp --- zlib-1.2.8.dfsg/as400/compile.clp 2013-04-28 22:57:10.000000000 +0000 +++ zlib-1.2.11.dfsg/as400/compile.clp 1970-01-01 00:00:00.000000000 +0000 @@ -1,110 +0,0 @@ -/******************************************************************************/ -/* */ -/* ZLIB */ -/* */ -/* Compile sources into modules and link them into a service program. */ -/* */ -/******************************************************************************/ - - PGM - -/* Configuration adjustable parameters. */ - - DCL VAR(&SRCLIB) TYPE(*CHAR) LEN(10) + - VALUE('ZLIB') /* Source library. */ - DCL VAR(&SRCFILE) TYPE(*CHAR) LEN(10) + - VALUE('SOURCES') /* Source member file. */ - DCL VAR(&CTLFILE) TYPE(*CHAR) LEN(10) + - VALUE('TOOLS') /* Control member file. */ - - DCL VAR(&MODLIB) TYPE(*CHAR) LEN(10) + - VALUE('ZLIB') /* Module library. */ - - DCL VAR(&SRVLIB) TYPE(*CHAR) LEN(10) + - VALUE('LGPL') /* Service program library. */ - - DCL VAR(&CFLAGS) TYPE(*CHAR) + - VALUE('OPTIMIZE(40)') /* Compile options. */ - - DCL VAR(&TGTRLS) TYPE(*CHAR) + - VALUE('V5R3M0') /* Target release. */ - - -/* Working storage. */ - - DCL VAR(&CMDLEN) TYPE(*DEC) LEN(15 5) VALUE(300) /* Command length. */ - DCL VAR(&CMD) TYPE(*CHAR) LEN(512) - DCL VAR(&FIXDCMD) TYPE(*CHAR) LEN(512) - - -/* Compile sources into modules. */ - - CHGVAR VAR(&FIXDCMD) VALUE('CRTCMOD' *BCAT &CFLAGS *BCAT + - 'SYSIFCOPT(*IFS64IO)' *BCAT + - 'DEFINE(''_LARGEFILE64_SOURCE''' *BCAT + - '''_LFS64_LARGEFILE=1'') TGTRLS(' *TCAT &TGTRLS *TCAT + - ') SRCFILE(' *TCAT &SRCLIB *TCAT '/' *TCAT + - &SRCFILE *TCAT ') MODULE(' *TCAT &MODLIB *TCAT '/') - - - CHGVAR VAR(&CMD) VALUE(&FIXDCMD *TCAT 'ADLER32)') - CALL PGM(QCMDEXC) PARM(&CMD &CMDLEN) - - CHGVAR VAR(&CMD) VALUE(&FIXDCMD *TCAT 'COMPRESS)') - CALL PGM(QCMDEXC) PARM(&CMD &CMDLEN) - - CHGVAR VAR(&CMD) VALUE(&FIXDCMD *TCAT 'CRC32)') - CALL PGM(QCMDEXC) PARM(&CMD &CMDLEN) - - CHGVAR VAR(&CMD) VALUE(&FIXDCMD *TCAT 'DEFLATE)') - CALL PGM(QCMDEXC) PARM(&CMD &CMDLEN) - - CHGVAR VAR(&CMD) VALUE(&FIXDCMD *TCAT 'GZCLOSE)') - CALL PGM(QCMDEXC) PARM(&CMD &CMDLEN) - - CHGVAR VAR(&CMD) VALUE(&FIXDCMD *TCAT 'GZLIB)') - CALL PGM(QCMDEXC) PARM(&CMD &CMDLEN) - - CHGVAR VAR(&CMD) VALUE(&FIXDCMD *TCAT 'GZREAD)') - CALL PGM(QCMDEXC) PARM(&CMD &CMDLEN) - - CHGVAR VAR(&CMD) VALUE(&FIXDCMD *TCAT 'GZWRITE)') - CALL PGM(QCMDEXC) PARM(&CMD &CMDLEN) - - CHGVAR VAR(&CMD) VALUE(&FIXDCMD *TCAT 'INFBACK)') - CALL PGM(QCMDEXC) PARM(&CMD &CMDLEN) - - CHGVAR VAR(&CMD) VALUE(&FIXDCMD *TCAT 'INFFAST)') - CALL PGM(QCMDEXC) PARM(&CMD &CMDLEN) - - CHGVAR VAR(&CMD) VALUE(&FIXDCMD *TCAT 'INFLATE)') - CALL PGM(QCMDEXC) PARM(&CMD &CMDLEN) - - CHGVAR VAR(&CMD) VALUE(&FIXDCMD *TCAT 'INFTREES)') - CALL PGM(QCMDEXC) PARM(&CMD &CMDLEN) - - CHGVAR VAR(&CMD) VALUE(&FIXDCMD *TCAT 'TREES)') - CALL PGM(QCMDEXC) PARM(&CMD &CMDLEN) - - CHGVAR VAR(&CMD) VALUE(&FIXDCMD *TCAT 'UNCOMPR)') - CALL PGM(QCMDEXC) PARM(&CMD &CMDLEN) - - CHGVAR VAR(&CMD) VALUE(&FIXDCMD *TCAT 'ZUTIL)') - CALL PGM(QCMDEXC) PARM(&CMD &CMDLEN) - - -/* Link modules into a service program. */ - - CRTSRVPGM SRVPGM(&SRVLIB/ZLIB) + - MODULE(&MODLIB/ADLER32 &MODLIB/COMPRESS + - &MODLIB/CRC32 &MODLIB/DEFLATE + - &MODLIB/GZCLOSE &MODLIB/GZLIB + - &MODLIB/GZREAD &MODLIB/GZWRITE + - &MODLIB/INFBACK &MODLIB/INFFAST + - &MODLIB/INFLATE &MODLIB/INFTREES + - &MODLIB/TREES &MODLIB/UNCOMPR + - &MODLIB/ZUTIL) + - SRCFILE(&SRCLIB/&CTLFILE) SRCMBR(BNDSRC) + - TEXT('ZLIB 1.2.8') TGTRLS(&TGTRLS) - - ENDPGM diff -Nru zlib-1.2.8.dfsg/as400/readme.txt zlib-1.2.11.dfsg/as400/readme.txt --- zlib-1.2.8.dfsg/as400/readme.txt 2013-04-28 22:57:10.000000000 +0000 +++ zlib-1.2.11.dfsg/as400/readme.txt 1970-01-01 00:00:00.000000000 +0000 @@ -1,115 +0,0 @@ - ZLIB version 1.2.8 for AS400 installation instructions - -I) From an AS400 *SAVF file: - -1) Unpacking archive to an AS400 save file - -On the AS400: - -_ Create the ZLIB AS400 library: - - CRTLIB LIB(ZLIB) TYPE(*PROD) TEXT('ZLIB compression API library') - -_ Create a work save file, for example: - - CRTSAVF FILE(ZLIB/ZLIBSAVF) - -On a PC connected to the target AS400: - -_ Unpack the save file image to a PC file "ZLIBSAVF" -_ Upload this file into the save file on the AS400, for example - using ftp in BINARY mode. - - -2) Populating the ZLIB AS400 source library - -On the AS400: - -_ Extract the saved objects into the ZLIB AS400 library using: - -RSTOBJ OBJ(*ALL) SAVLIB(ZLIB) DEV(*SAVF) SAVF(ZLIB/ZLIBSAVF) RSTLIB(ZLIB) - - -3) Customize installation: - -_ Edit CL member ZLIB/TOOLS(COMPILE) and change parameters if needed, - according to the comments. - -_ Compile this member with: - - CRTCLPGM PGM(ZLIB/COMPILE) SRCFILE(ZLIB/TOOLS) SRCMBR(COMPILE) - - -4) Compile and generate the service program: - -_ This can now be done by executing: - - CALL PGM(ZLIB/COMPILE) - - - -II) From the original source distribution: - -1) On the AS400, create the source library: - - CRTLIB LIB(ZLIB) TYPE(*PROD) TEXT('ZLIB compression API library') - -2) Create the source files: - - CRTSRCPF FILE(ZLIB/SOURCES) RCDLEN(112) TEXT('ZLIB library modules') - CRTSRCPF FILE(ZLIB/H) RCDLEN(112) TEXT('ZLIB library includes') - CRTSRCPF FILE(ZLIB/TOOLS) RCDLEN(112) TEXT('ZLIB library control utilities') - -3) From the machine hosting the distribution files, upload them (with - FTP in text mode, for example) according to the following table: - - Original AS400 AS400 AS400 AS400 - file file member type description - SOURCES Original ZLIB C subprogram sources - adler32.c ADLER32 C ZLIB - Compute the Adler-32 checksum of a dta strm - compress.c COMPRESS C ZLIB - Compress a memory buffer - crc32.c CRC32 C ZLIB - Compute the CRC-32 of a data stream - deflate.c DEFLATE C ZLIB - Compress data using the deflation algorithm - gzclose.c GZCLOSE C ZLIB - Close .gz files - gzlib.c GZLIB C ZLIB - Miscellaneous .gz files IO support - gzread.c GZREAD C ZLIB - Read .gz files - gzwrite.c GZWRITE C ZLIB - Write .gz files - infback.c INFBACK C ZLIB - Inflate using a callback interface - inffast.c INFFAST C ZLIB - Fast proc. literals & length/distance pairs - inflate.c INFLATE C ZLIB - Interface to inflate modules - inftrees.c INFTREES C ZLIB - Generate Huffman trees for efficient decode - trees.c TREES C ZLIB - Output deflated data using Huffman coding - uncompr.c UNCOMPR C ZLIB - Decompress a memory buffer - zutil.c ZUTIL C ZLIB - Target dependent utility functions - H Original ZLIB C and ILE/RPG include files - crc32.h CRC32 C ZLIB - CRC32 tables - deflate.h DEFLATE C ZLIB - Internal compression state - gzguts.h GZGUTS C ZLIB - Definitions for the gzclose module - inffast.h INFFAST C ZLIB - Header to use inffast.c - inffixed.h INFFIXED C ZLIB - Table for decoding fixed codes - inflate.h INFLATE C ZLIB - Internal inflate state definitions - inftrees.h INFTREES C ZLIB - Header to use inftrees.c - trees.h TREES C ZLIB - Created automatically with -DGEN_TREES_H - zconf.h ZCONF C ZLIB - Compression library configuration - zlib.h ZLIB C ZLIB - Compression library C user interface - as400/zlib.inc ZLIB.INC RPGLE ZLIB - Compression library ILE RPG user interface - zutil.h ZUTIL C ZLIB - Internal interface and configuration - TOOLS Building source software & AS/400 README - as400/bndsrc BNDSRC Entry point exportation list - as400/compile.clp COMPILE CLP Compile sources & generate service program - as400/readme.txt README TXT Installation instructions - -4) Continue as in I)3). - - - - -Notes: For AS400 ILE RPG programmers, a /copy member defining the ZLIB - API prototypes for ILE RPG can be found in ZLIB/H(ZLIB.INC). - Please read comments in this member for more information. - - Remember that most foreign textual data are ASCII coded: this - implementation does not handle conversion from/to ASCII, so - text data code conversions must be done explicitely. - - Mainly for the reason above, always open zipped files in binary mode. diff -Nru zlib-1.2.8.dfsg/as400/zlib.inc zlib-1.2.11.dfsg/as400/zlib.inc --- zlib-1.2.8.dfsg/as400/zlib.inc 2013-04-28 22:57:10.000000000 +0000 +++ zlib-1.2.11.dfsg/as400/zlib.inc 1970-01-01 00:00:00.000000000 +0000 @@ -1,451 +0,0 @@ - * ZLIB.INC - Interface to the general purpose compression library - * - * ILE RPG400 version by Patrick Monnerat, DATASPHERE. - * Version 1.2.8 - * - * - * WARNING: - * Procedures inflateInit(), inflateInit2(), deflateInit(), - * deflateInit2() and inflateBackInit() need to be called with - * two additional arguments: - * the package version string and the stream control structure. - * size. This is needed because RPG lacks some macro feature. - * Call these procedures as: - * inflateInit(...: ZLIB_VERSION: %size(z_stream)) - * - /if not defined(ZLIB_H_) - /define ZLIB_H_ - * - ************************************************************************** - * Constants - ************************************************************************** - * - * Versioning information. - * - D ZLIB_VERSION C '1.2.8' - D ZLIB_VERNUM C X'1280' - D ZLIB_VER_MAJOR C 1 - D ZLIB_VER_MINOR C 2 - D ZLIB_VER_REVISION... - D C 8 - D ZLIB_VER_SUBREVISION... - D C 0 - * - * Other equates. - * - D Z_NO_FLUSH C 0 - D Z_PARTIAL_FLUSH... - D C 1 - D Z_SYNC_FLUSH C 2 - D Z_FULL_FLUSH C 3 - D Z_FINISH C 4 - D Z_BLOCK C 5 - D Z_TREES C 6 - * - D Z_OK C 0 - D Z_STREAM_END C 1 - D Z_NEED_DICT C 2 - D Z_ERRNO C -1 - D Z_STREAM_ERROR C -2 - D Z_DATA_ERROR C -3 - D Z_MEM_ERROR C -4 - D Z_BUF_ERROR C -5 - DZ_VERSION_ERROR C -6 - * - D Z_NO_COMPRESSION... - D C 0 - D Z_BEST_SPEED C 1 - D Z_BEST_COMPRESSION... - D C 9 - D Z_DEFAULT_COMPRESSION... - D C -1 - * - D Z_FILTERED C 1 - D Z_HUFFMAN_ONLY C 2 - D Z_RLE C 3 - D Z_DEFAULT_STRATEGY... - D C 0 - * - D Z_BINARY C 0 - D Z_ASCII C 1 - D Z_UNKNOWN C 2 - * - D Z_DEFLATED C 8 - * - D Z_NULL C 0 - * - ************************************************************************** - * Types - ************************************************************************** - * - D z_streamp S * Stream struct ptr - D gzFile S * File pointer - D z_off_t S 10i 0 Stream offsets - D z_off64_t S 20i 0 Stream offsets - * - ************************************************************************** - * Structures - ************************************************************************** - * - * The GZIP encode/decode stream support structure. - * - D z_stream DS align based(z_streamp) - D zs_next_in * Next input byte - D zs_avail_in 10U 0 Byte cnt at next_in - D zs_total_in 10U 0 Total bytes read - D zs_next_out * Output buffer ptr - D zs_avail_out 10U 0 Room left @ next_out - D zs_total_out 10U 0 Total bytes written - D zs_msg * Last errmsg or null - D zs_state * Internal state - D zs_zalloc * procptr Int. state allocator - D zs_free * procptr Int. state dealloc. - D zs_opaque * Private alloc. data - D zs_data_type 10i 0 ASC/BIN best guess - D zs_adler 10u 0 Uncompr. adler32 val - D 10U 0 Reserved - D 10U 0 Ptr. alignment - * - ************************************************************************** - * Utility function prototypes - ************************************************************************** - * - D compress PR 10I 0 extproc('compress') - D dest 65535 options(*varsize) Destination buffer - D destLen 10U 0 Destination length - D source 65535 const options(*varsize) Source buffer - D sourceLen 10u 0 value Source length - * - D compress2 PR 10I 0 extproc('compress2') - D dest 65535 options(*varsize) Destination buffer - D destLen 10U 0 Destination length - D source 65535 const options(*varsize) Source buffer - D sourceLen 10U 0 value Source length - D level 10I 0 value Compression level - * - D compressBound PR 10U 0 extproc('compressBound') - D sourceLen 10U 0 value - * - D uncompress PR 10I 0 extproc('uncompress') - D dest 65535 options(*varsize) Destination buffer - D destLen 10U 0 Destination length - D source 65535 const options(*varsize) Source buffer - D sourceLen 10U 0 value Source length - * - /if not defined(LARGE_FILES) - D gzopen PR extproc('gzopen') - D like(gzFile) - D path * value options(*string) File pathname - D mode * value options(*string) Open mode - /else - D gzopen PR extproc('gzopen64') - D like(gzFile) - D path * value options(*string) File pathname - D mode * value options(*string) Open mode - * - D gzopen64 PR extproc('gzopen64') - D like(gzFile) - D path * value options(*string) File pathname - D mode * value options(*string) Open mode - /endif - * - D gzdopen PR extproc('gzdopen') - D like(gzFile) - D fd 10I 0 value File descriptor - D mode * value options(*string) Open mode - * - D gzbuffer PR 10I 0 extproc('gzbuffer') - D file value like(gzFile) File pointer - D size 10U 0 value - * - D gzsetparams PR 10I 0 extproc('gzsetparams') - D file value like(gzFile) File pointer - D level 10I 0 value - D strategy 10I 0 value - * - D gzread PR 10I 0 extproc('gzread') - D file value like(gzFile) File pointer - D buf 65535 options(*varsize) Buffer - D len 10u 0 value Buffer length - * - D gzwrite PR 10I 0 extproc('gzwrite') - D file value like(gzFile) File pointer - D buf 65535 const options(*varsize) Buffer - D len 10u 0 value Buffer length - * - D gzputs PR 10I 0 extproc('gzputs') - D file value like(gzFile) File pointer - D s * value options(*string) String to output - * - D gzgets PR * extproc('gzgets') - D file value like(gzFile) File pointer - D buf 65535 options(*varsize) Read buffer - D len 10i 0 value Buffer length - * - D gzputc PR 10i 0 extproc('gzputc') - D file value like(gzFile) File pointer - D c 10I 0 value Character to write - * - D gzgetc PR 10i 0 extproc('gzgetc') - D file value like(gzFile) File pointer - * - D gzgetc_ PR 10i 0 extproc('gzgetc_') - D file value like(gzFile) File pointer - * - D gzungetc PR 10i 0 extproc('gzungetc') - D c 10I 0 value Character to push - D file value like(gzFile) File pointer - * - D gzflush PR 10i 0 extproc('gzflush') - D file value like(gzFile) File pointer - D flush 10I 0 value Type of flush - * - /if not defined(LARGE_FILES) - D gzseek PR extproc('gzseek') - D like(z_off_t) - D file value like(gzFile) File pointer - D offset value like(z_off_t) Offset - D whence 10i 0 value Origin - /else - D gzseek PR extproc('gzseek64') - D like(z_off_t) - D file value like(gzFile) File pointer - D offset value like(z_off_t) Offset - D whence 10i 0 value Origin - * - D gzseek64 PR extproc('gzseek64') - D like(z_off64_t) - D file value like(gzFile) File pointer - D offset value like(z_off64_t) Offset - D whence 10i 0 value Origin - /endif - * - D gzrewind PR 10i 0 extproc('gzrewind') - D file value like(gzFile) File pointer - * - /if not defined(LARGE_FILES) - D gztell PR extproc('gztell') - D like(z_off_t) - D file value like(gzFile) File pointer - /else - D gztell PR extproc('gztell64') - D like(z_off_t) - D file value like(gzFile) File pointer - * - D gztell64 PR extproc('gztell64') - D like(z_off64_t) - D file value like(gzFile) File pointer - /endif - * - /if not defined(LARGE_FILES) - D gzoffset PR extproc('gzoffset') - D like(z_off_t) - D file value like(gzFile) File pointer - /else - D gzoffset PR extproc('gzoffset64') - D like(z_off_t) - D file value like(gzFile) File pointer - * - D gzoffset64 PR extproc('gzoffset64') - D like(z_off64_t) - D file value like(gzFile) File pointer - /endif - * - D gzeof PR 10i 0 extproc('gzeof') - D file value like(gzFile) File pointer - * - D gzclose_r PR 10i 0 extproc('gzclose_r') - D file value like(gzFile) File pointer - * - D gzclose_w PR 10i 0 extproc('gzclose_w') - D file value like(gzFile) File pointer - * - D gzclose PR 10i 0 extproc('gzclose') - D file value like(gzFile) File pointer - * - D gzerror PR * extproc('gzerror') Error string - D file value like(gzFile) File pointer - D errnum 10I 0 Error code - * - D gzclearerr PR extproc('gzclearerr') - D file value like(gzFile) File pointer - * - ************************************************************************** - * Basic function prototypes - ************************************************************************** - * - D zlibVersion PR * extproc('zlibVersion') Version string - * - D deflateInit PR 10I 0 extproc('deflateInit_') Init. compression - D strm like(z_stream) Compression stream - D level 10I 0 value Compression level - D version * value options(*string) Version string - D stream_size 10i 0 value Stream struct. size - * - D deflate PR 10I 0 extproc('deflate') Compress data - D strm like(z_stream) Compression stream - D flush 10I 0 value Flush type required - * - D deflateEnd PR 10I 0 extproc('deflateEnd') Termin. compression - D strm like(z_stream) Compression stream - * - D inflateInit PR 10I 0 extproc('inflateInit_') Init. expansion - D strm like(z_stream) Expansion stream - D version * value options(*string) Version string - D stream_size 10i 0 value Stream struct. size - * - D inflate PR 10I 0 extproc('inflate') Expand data - D strm like(z_stream) Expansion stream - D flush 10I 0 value Flush type required - * - D inflateEnd PR 10I 0 extproc('inflateEnd') Termin. expansion - D strm like(z_stream) Expansion stream - * - ************************************************************************** - * Advanced function prototypes - ************************************************************************** - * - D deflateInit2 PR 10I 0 extproc('deflateInit2_') Init. compression - D strm like(z_stream) Compression stream - D level 10I 0 value Compression level - D method 10I 0 value Compression method - D windowBits 10I 0 value log2(window size) - D memLevel 10I 0 value Mem/cmpress tradeoff - D strategy 10I 0 value Compression stategy - D version * value options(*string) Version string - D stream_size 10i 0 value Stream struct. size - * - D deflateSetDictionary... - D PR 10I 0 extproc('deflateSetDictionary') Init. dictionary - D strm like(z_stream) Compression stream - D dictionary 65535 const options(*varsize) Dictionary bytes - D dictLength 10U 0 value Dictionary length - * - D deflateCopy PR 10I 0 extproc('deflateCopy') Compress strm 2 strm - D dest like(z_stream) Destination stream - D source like(z_stream) Source stream - * - D deflateReset PR 10I 0 extproc('deflateReset') End and init. stream - D strm like(z_stream) Compression stream - * - D deflateParams PR 10I 0 extproc('deflateParams') Change level & strat - D strm like(z_stream) Compression stream - D level 10I 0 value Compression level - D strategy 10I 0 value Compression stategy - * - D deflateBound PR 10U 0 extproc('deflateBound') Change level & strat - D strm like(z_stream) Compression stream - D sourcelen 10U 0 value Compression level - * - D deflatePending PR 10I 0 extproc('deflatePending') Change level & strat - D strm like(z_stream) Compression stream - D pending 10U 0 Pending bytes - D bits 10I 0 Pending bits - * - D deflatePrime PR 10I 0 extproc('deflatePrime') Change level & strat - D strm like(z_stream) Compression stream - D bits 10I 0 value # of bits to insert - D value 10I 0 value Bits to insert - * - D inflateInit2 PR 10I 0 extproc('inflateInit2_') Init. expansion - D strm like(z_stream) Expansion stream - D windowBits 10I 0 value log2(window size) - D version * value options(*string) Version string - D stream_size 10i 0 value Stream struct. size - * - D inflateSetDictionary... - D PR 10I 0 extproc('inflateSetDictionary') Init. dictionary - D strm like(z_stream) Expansion stream - D dictionary 65535 const options(*varsize) Dictionary bytes - D dictLength 10U 0 value Dictionary length - * - D inflateGetDictionary... - D PR 10I 0 extproc('inflateGetDictionary') Get dictionary - D strm like(z_stream) Expansion stream - D dictionary 65535 options(*varsize) Dictionary bytes - D dictLength 10U 0 Dictionary length - * - D inflateSync PR 10I 0 extproc('inflateSync') Sync. expansion - D strm like(z_stream) Expansion stream - * - D inflateCopy PR 10I 0 extproc('inflateCopy') - D dest like(z_stream) Destination stream - D source like(z_stream) Source stream - * - D inflateReset PR 10I 0 extproc('inflateReset') End and init. stream - D strm like(z_stream) Expansion stream - * - D inflateReset2 PR 10I 0 extproc('inflateReset2') End and init. stream - D strm like(z_stream) Expansion stream - D windowBits 10I 0 value Log2(buffer size) - * - D inflatePrime PR 10I 0 extproc('inflatePrime') Insert bits - D strm like(z_stream) Expansion stream - D bits 10I 0 value Bit count - D value 10I 0 value Bits to insert - * - D inflateMark PR 10I 0 extproc('inflateMark') Get inflate info - D strm like(z_stream) Expansion stream - * - D inflateBackInit... - D PR 10I 0 extproc('inflateBackInit_') - D strm like(z_stream) Expansion stream - D windowBits 10I 0 value Log2(buffer size) - D window 65535 options(*varsize) Buffer - D version * value options(*string) Version string - D stream_size 10i 0 value Stream struct. size - * - D inflateBack PR 10I 0 extproc('inflateBack') - D strm like(z_stream) Expansion stream - D in * value procptr Input function - D in_desc * value Input descriptor - D out * value procptr Output function - D out_desc * value Output descriptor - * - D inflateBackEnd PR 10I 0 extproc('inflateBackEnd') - D strm like(z_stream) Expansion stream - * - D zlibCompileFlags... - D PR 10U 0 extproc('zlibCompileFlags') - * - ************************************************************************** - * Checksum function prototypes - ************************************************************************** - * - D adler32 PR 10U 0 extproc('adler32') New checksum - D adler 10U 0 value Old checksum - D buf 65535 const options(*varsize) Bytes to accumulate - D len 10U 0 value Buffer length - * - D crc32 PR 10U 0 extproc('crc32') New checksum - D crc 10U 0 value Old checksum - D buf 65535 const options(*varsize) Bytes to accumulate - D len 10U 0 value Buffer length - * - ************************************************************************** - * Miscellaneous function prototypes - ************************************************************************** - * - D zError PR * extproc('zError') Error string - D err 10I 0 value Error code - * - D inflateSyncPoint... - D PR 10I 0 extproc('inflateSyncPoint') - D strm like(z_stream) Expansion stream - * - D get_crc_table PR * extproc('get_crc_table') Ptr to ulongs - * - D inflateUndermine... - D PR 10I 0 extproc('inflateUndermine') - D strm like(z_stream) Expansion stream - D arg 10I 0 value Error code - * - D inflateResetKeep... - D PR 10I 0 extproc('inflateResetKeep') End and init. stream - D strm like(z_stream) Expansion stream - * - D deflateResetKeep... - D PR 10I 0 extproc('deflateResetKeep') End and init. stream - D strm like(z_stream) Expansion stream - * - /endif diff -Nru zlib-1.2.8.dfsg/ChangeLog zlib-1.2.11.dfsg/ChangeLog --- zlib-1.2.8.dfsg/ChangeLog 2013-04-29 00:23:49.000000000 +0000 +++ zlib-1.2.11.dfsg/ChangeLog 2017-01-15 17:29:40.000000000 +0000 @@ -1,10 +1,53 @@ ChangeLog file for zlib +Changes in 1.2.11 (15 Jan 2017) +- Fix deflate stored bug when pulling last block from window +- Permit immediate deflateParams changes before any deflate input + +Changes in 1.2.10 (2 Jan 2017) +- Avoid warnings on snprintf() return value +- Fix bug in deflate_stored() for zero-length input +- Fix bug in gzwrite.c that produced corrupt gzip files +- Remove files to be installed before copying them in Makefile.in +- Add warnings when compiling with assembler code + +Changes in 1.2.9 (31 Dec 2016) +- Fix contrib/minizip to permit unzipping with desktop API [Zouzou] +- Improve contrib/blast to return unused bytes +- Assure that gzoffset() is correct when appending +- Improve compress() and uncompress() to support large lengths +- Fix bug in test/example.c where error code not saved +- Remedy Coverity warning [Randers-Pehrson] +- Improve speed of gzprintf() in transparent mode +- Fix inflateInit2() bug when windowBits is 16 or 32 +- Change DEBUG macro to ZLIB_DEBUG +- Avoid uninitialized access by gzclose_w() +- Allow building zlib outside of the source directory +- Fix bug that accepted invalid zlib header when windowBits is zero +- Fix gzseek() problem on MinGW due to buggy _lseeki64 there +- Loop on write() calls in gzwrite.c in case of non-blocking I/O +- Add --warn (-w) option to ./configure for more compiler warnings +- Reject a window size of 256 bytes if not using the zlib wrapper +- Fix bug when level 0 used with Z_HUFFMAN or Z_RLE +- Add --debug (-d) option to ./configure to define ZLIB_DEBUG +- Fix bugs in creating a very large gzip header +- Add uncompress2() function, which returns the input size used +- Assure that deflateParams() will not switch functions mid-block +- Dramatically speed up deflation for level 0 (storing) +- Add gzfread(), duplicating the interface of fread() +- Add gzfwrite(), duplicating the interface of fwrite() +- Add deflateGetDictionary() function +- Use snprintf() for later versions of Microsoft C +- Fix *Init macros to use z_ prefix when requested +- Replace as400 with os400 for OS/400 support [Monnerat] +- Add crc32_z() and adler32_z() functions with size_t lengths +- Update Visual Studio project files [AraHaan] + Changes in 1.2.8 (28 Apr 2013) - Update contrib/minizip/iowin32.c for Windows RT [Vollant] - Do not force Z_CONST for C++ -- Clean up contrib/vstudio [Ro§] +- Clean up contrib/vstudio [Roß] - Correct spelling error in zlib.h - Fix mixed line endings in contrib/vstudio @@ -34,7 +77,7 @@ - Clean up the usage of z_const and respect const usage within zlib - Clean up examples/gzlog.[ch] comparisons of different types - Avoid shift equal to bits in type (caused endless loop) -- Fix unintialized value bug in gzputc() introduced by const patches +- Fix uninitialized value bug in gzputc() introduced by const patches - Fix memory allocation error in examples/zran.c [Nor] - Fix bug where gzopen(), gzclose() would write an empty file - Fix bug in gzclose() when gzwrite() runs out of memory @@ -194,7 +237,7 @@ - Add a transparent write mode to gzopen() when 'T' is in the mode - Update python link in zlib man page - Get inffixed.h and MAKEFIXED result to match -- Add a ./config --solo option to make zlib subset with no libary use +- Add a ./config --solo option to make zlib subset with no library use - Add undocumented inflateResetKeep() function for CAB file decoding - Add --cover option to ./configure for gcc coverage testing - Add #define ZLIB_CONST option to use const in the z_stream interface @@ -564,7 +607,7 @@ - Update make_vms.com [Zinser] - Use -fPIC for shared build in configure [Teredesai, Nicholson] - Use only major version number for libz.so on IRIX and OSF1 [Reinholdtsen] -- Use fdopen() (not _fdopen()) for Interix in zutil.h [BŠck] +- Use fdopen() (not _fdopen()) for Interix in zutil.h [Bäck] - Add some FAQ entries about the contrib directory - Update the MVS question in the FAQ - Avoid extraneous reads after EOF in gzio.c [Brown] @@ -1178,7 +1221,7 @@ 386 asm code replacing longest_match(). contrib/iostream/ by Kevin Ruland A C++ I/O streams interface to the zlib gz* functions - contrib/iostream2/ by Tyge Løvset + contrib/iostream2/ by Tyge Løvset Another C++ I/O streams interface contrib/untgz/ by "Pedro A. Aranda Guti\irrez" A very simple tar.gz file extractor using zlib @@ -1267,7 +1310,7 @@ - fix array overlay in deflate.c which sometimes caused bad compressed data - fix inflate bug with empty stored block - fix MSDOS medium model which was broken in 0.99 -- fix deflateParams() which could generated bad compressed data. +- fix deflateParams() which could generate bad compressed data. - Bytef is define'd instead of typedef'ed (work around Borland bug) - added an INDEX file - new makefiles for DJGPP (Makefile.dj2), 32-bit Borland (Makefile.b32), diff -Nru zlib-1.2.8.dfsg/CMakeLists.txt zlib-1.2.11.dfsg/CMakeLists.txt --- zlib-1.2.8.dfsg/CMakeLists.txt 2013-04-28 22:57:10.000000000 +0000 +++ zlib-1.2.11.dfsg/CMakeLists.txt 2017-01-15 17:29:40.000000000 +0000 @@ -3,7 +3,7 @@ project(zlib C) -set(VERSION "1.2.8") +set(VERSION "1.2.11") option(ASM686 "Enable building i686 assembly implementation") option(AMD64 "Enable building amd64 assembly implementation") diff -Nru zlib-1.2.8.dfsg/compress.c zlib-1.2.11.dfsg/compress.c --- zlib-1.2.8.dfsg/compress.c 2012-08-13 07:02:40.000000000 +0000 +++ zlib-1.2.11.dfsg/compress.c 2017-01-01 07:37:10.000000000 +0000 @@ -1,5 +1,5 @@ /* compress.c -- compress a memory buffer - * Copyright (C) 1995-2005 Jean-loup Gailly. + * Copyright (C) 1995-2005, 2014, 2016 Jean-loup Gailly, Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -28,16 +28,11 @@ { z_stream stream; int err; + const uInt max = (uInt)-1; + uLong left; - stream.next_in = (z_const Bytef *)source; - stream.avail_in = (uInt)sourceLen; -#ifdef MAXSEG_64K - /* Check for source > 64K on 16-bit machine: */ - if ((uLong)stream.avail_in != sourceLen) return Z_BUF_ERROR; -#endif - stream.next_out = dest; - stream.avail_out = (uInt)*destLen; - if ((uLong)stream.avail_out != *destLen) return Z_BUF_ERROR; + left = *destLen; + *destLen = 0; stream.zalloc = (alloc_func)0; stream.zfree = (free_func)0; @@ -46,15 +41,26 @@ err = deflateInit(&stream, level); if (err != Z_OK) return err; - err = deflate(&stream, Z_FINISH); - if (err != Z_STREAM_END) { - deflateEnd(&stream); - return err == Z_OK ? Z_BUF_ERROR : err; - } - *destLen = stream.total_out; + stream.next_out = dest; + stream.avail_out = 0; + stream.next_in = (z_const Bytef *)source; + stream.avail_in = 0; + + do { + if (stream.avail_out == 0) { + stream.avail_out = left > (uLong)max ? max : (uInt)left; + left -= stream.avail_out; + } + if (stream.avail_in == 0) { + stream.avail_in = sourceLen > (uLong)max ? max : (uInt)sourceLen; + sourceLen -= stream.avail_in; + } + err = deflate(&stream, sourceLen ? Z_NO_FLUSH : Z_FINISH); + } while (err == Z_OK); - err = deflateEnd(&stream); - return err; + *destLen = stream.total_out; + deflateEnd(&stream); + return err == Z_STREAM_END ? Z_OK : err; } /* =========================================================================== diff -Nru zlib-1.2.8.dfsg/configure zlib-1.2.11.dfsg/configure --- zlib-1.2.8.dfsg/configure 2013-03-24 05:30:09.000000000 +0000 +++ zlib-1.2.11.dfsg/configure 2016-12-31 18:06:40.000000000 +0000 @@ -18,6 +18,18 @@ echo $0 $* >> configure.log date >> configure.log +# get source directory +SRCDIR=`dirname $0` +if test $SRCDIR = "."; then + ZINC="" + ZINCOUT="-I." + SRCDIR="" +else + ZINC='-include zconf.h' + ZINCOUT='-I. -I$(SRCDIR)' + SRCDIR="$SRCDIR/" +fi + # set command prefix for cross-compilation if [ -n "${CHOST}" ]; then uname="`echo "${CHOST}" | sed -e 's/^[^-]*-\([^-]*\)$/\1/' -e 's/^[^-]*-[^-]*-\([^-]*\)$/\1/' -e 's/^[^-]*-[^-]*-\([^-]*\)-.*$/\1/'`" @@ -28,10 +40,10 @@ STATICLIB=libz.a # extract zlib version numbers from zlib.h -VER=`sed -n -e '/VERSION "/s/.*"\(.*\)".*/\1/p' < zlib.h` -VER3=`sed -n -e '/VERSION "/s/.*"\([0-9]*\\.[0-9]*\\.[0-9]*\).*/\1/p' < zlib.h` -VER2=`sed -n -e '/VERSION "/s/.*"\([0-9]*\\.[0-9]*\)\\..*/\1/p' < zlib.h` -VER1=`sed -n -e '/VERSION "/s/.*"\([0-9]*\)\\..*/\1/p' < zlib.h` +VER=`sed -n -e '/VERSION "/s/.*"\(.*\)".*/\1/p' < ${SRCDIR}zlib.h` +VER3=`sed -n -e '/VERSION "/s/.*"\([0-9]*\\.[0-9]*\\.[0-9]*\).*/\1/p' < ${SRCDIR}zlib.h` +VER2=`sed -n -e '/VERSION "/s/.*"\([0-9]*\\.[0-9]*\)\\..*/\1/p' < ${SRCDIR}zlib.h` +VER1=`sed -n -e '/VERSION "/s/.*"\([0-9]*\)\\..*/\1/p' < ${SRCDIR}zlib.h` # establish commands for library building if "${CROSS_PREFIX}ar" --version >/dev/null 2>/dev/null || test $? -lt 126; then @@ -73,6 +85,8 @@ zconst=0 build64=0 gcc=0 +warn=0 +debug=0 old_cc="$CC" old_cflags="$CFLAGS" OBJC='$(OBJZ) $(OBJG)' @@ -121,6 +135,8 @@ --sysconfdir=*) echo "ignored option: --sysconfdir" | tee -a configure.log; shift ;; --localstatedir=*) echo "ignored option: --localstatedir" | tee -a configure.log; shift ;; -c* | --const) zconst=1; shift ;; + -w* | --warn) warn=1; shift ;; + -d* | --debug) debug=1; shift ;; *) echo "unknown option: $1" | tee -a configure.log echo "$0 --help for help" | tee -a configure.log @@ -159,34 +175,42 @@ esac case `$cc -v 2>&1` in *gcc*) gcc=1 ;; + *clang*) gcc=1 ;; esac show $cc -c $test.c if test "$gcc" -eq 1 && ($cc -c $test.c) >> configure.log 2>&1; then echo ... using gcc >> configure.log CC="$cc" - CFLAGS="${CFLAGS--O3} ${ARCHS}" + CFLAGS="${CFLAGS--O3}" SFLAGS="${CFLAGS--O3} -fPIC" - LDFLAGS="${LDFLAGS} ${ARCHS}" + if test "$ARCHS"; then + CFLAGS="${CFLAGS} ${ARCHS}" + LDFLAGS="${LDFLAGS} ${ARCHS}" + fi if test $build64 -eq 1; then CFLAGS="${CFLAGS} -m64" SFLAGS="${SFLAGS} -m64" fi - if test "${ZLIBGCCWARN}" = "YES"; then + if test "$warn" -eq 1; then if test "$zconst" -eq 1; then CFLAGS="${CFLAGS} -Wall -Wextra -Wcast-qual -pedantic -DZLIB_CONST" else CFLAGS="${CFLAGS} -Wall -Wextra -pedantic" fi fi + if test $debug -eq 1; then + CFLAGS="${CFLAGS} -DZLIB_DEBUG" + SFLAGS="${SFLAGS} -DZLIB_DEBUG" + fi if test -z "$uname"; then uname=`(uname -s || echo unknown) 2>/dev/null` fi case "$uname" in Linux* | linux* | GNU | GNU/* | solaris*) - LDSHARED=${LDSHARED-"$cc -shared -Wl,-soname,libz.so.1,--version-script,zlib.map"} ;; + LDSHARED=${LDSHARED-"$cc -shared -Wl,-soname,libz.so.1,--version-script,${SRCDIR}zlib.map"} ;; *BSD | *bsd* | DragonFly) - LDSHARED=${LDSHARED-"$cc -shared -Wl,-soname,libz.so.1,--version-script,zlib.map"} + LDSHARED=${LDSHARED-"$cc -shared -Wl,-soname,libz.so.1,--version-script,${SRCDIR}zlib.map"} LDCONFIG="ldconfig -m" ;; CYGWIN* | Cygwin* | cygwin* | OS/2*) EXE='.exe' ;; @@ -287,6 +311,9 @@ esac fi fi + if test -n "$ZINC"; then + ZINC='-I- -I. -I$(SRCDIR)' + fi ;; SunOS\ 4*) SFLAGS=${CFLAGS-"-O2 -PIC"} CFLAGS=${CFLAGS-"-O2"} @@ -337,16 +364,16 @@ } echo - using any output from compiler to indicate an error >> configure.log else -try() -{ - show $* - ( $* ) >> configure.log 2>&1 - ret=$? - if test $ret -ne 0; then - echo "(exit code "$ret")" >> configure.log - fi - return $ret -} + try() + { + show $* + ( $* ) >> configure.log 2>&1 + ret=$? + if test $ret -ne 0; then + echo "(exit code "$ret")" >> configure.log + fi + return $ret + } fi tryboth() @@ -422,6 +449,65 @@ echo >> configure.log +# check for size_t +cat > $test.c < +#include +size_t dummy = 0; +EOF +if try $CC -c $CFLAGS $test.c; then + echo "Checking for size_t... Yes." | tee -a configure.log + need_sizet=0 +else + echo "Checking for size_t... No." | tee -a configure.log + need_sizet=1 +fi + +echo >> configure.log + +# find the size_t integer type, if needed +if test $need_sizet -eq 1; then + cat > $test.c < $test.c < +int main(void) { + if (sizeof(void *) <= sizeof(int)) puts("int"); + else if (sizeof(void *) <= sizeof(long)) puts("long"); + else puts("z_longlong"); + return 0; +} +EOF + else + echo "Checking for long long... No." | tee -a configure.log + cat > $test.c < +int main(void) { + if (sizeof(void *) <= sizeof(int)) puts("int"); + else puts("long"); + return 0; +} +EOF + fi + if try $CC $CFLAGS -o $test $test.c; then + sizet=`./$test` + echo "Checking for a pointer-size integer type..." $sizet"." | tee -a configure.log + else + echo "Failed to find a pointer-size integer type." | tee -a configure.log + leave 1 + fi +fi + +if test $need_sizet -eq 1; then + CFLAGS="${CFLAGS} -DNO_SIZE_T=${sizet}" + SFLAGS="${SFLAGS} -DNO_SIZE_T=${sizet}" +fi + +echo >> configure.log + # check for large file support, and if none, check for fseeko() cat > $test.c < @@ -470,7 +556,7 @@ fi # copy clean zconf.h for subsequent edits -cp -p zconf.h.in zconf.h +cp -p ${SRCDIR}zconf.h.in zconf.h echo >> configure.log @@ -764,6 +850,7 @@ echo TEST = $TEST >> configure.log echo VER = $VER >> configure.log echo Z_U4 = $Z_U4 >> configure.log +echo SRCDIR = $SRCDIR >> configure.log echo exec_prefix = $exec_prefix >> configure.log echo includedir = $includedir >> configure.log echo libdir = $libdir >> configure.log @@ -773,7 +860,7 @@ echo uname = $uname >> configure.log # udpate Makefile with the configure results -sed < Makefile.in " +sed < ${SRCDIR}Makefile.in " /^CC *=/s#=.*#=$CC# /^CFLAGS *=/s#=.*#=$CFLAGS# /^SFLAGS *=/s#=.*#=$SFLAGS# @@ -790,6 +877,9 @@ /^LDCONFIG *=/s#=.*#=$LDCONFIG# /^LDSHAREDLIBC *=/s#=.*#=$LDSHAREDLIBC# /^EXE *=/s#=.*#=$EXE# +/^SRCDIR *=/s#=.*#=$SRCDIR# +/^ZINC *=/s#=.*#=$ZINC# +/^ZINCOUT *=/s#=.*#=$ZINCOUT# /^prefix *=/s#=.*#=$prefix# /^exec_prefix *=/s#=.*#=$exec_prefix# /^libdir *=/s#=.*#=$libdir# @@ -803,7 +893,7 @@ " > Makefile # create zlib.pc with the configure results -sed < zlib.pc.in " +sed < ${SRCDIR}zlib.pc.in " /^CC *=/s#=.*#=$CC# /^CFLAGS *=/s#=.*#=$CFLAGS# /^CPP *=/s#=.*#=$CPP# diff -Nru zlib-1.2.8.dfsg/contrib/minizip/configure.ac zlib-1.2.11.dfsg/contrib/minizip/configure.ac --- zlib-1.2.8.dfsg/contrib/minizip/configure.ac 2013-04-28 22:57:10.000000000 +0000 +++ zlib-1.2.11.dfsg/contrib/minizip/configure.ac 2017-01-15 17:29:40.000000000 +0000 @@ -1,7 +1,7 @@ # -*- Autoconf -*- # Process this file with autoconf to produce a configure script. -AC_INIT([minizip], [1.2.8], [bugzilla.redhat.com]) +AC_INIT([minizip], [1.2.11], [bugzilla.redhat.com]) AC_CONFIG_SRCDIR([minizip.c]) AM_INIT_AUTOMAKE([foreign]) LT_INIT diff -Nru zlib-1.2.8.dfsg/contrib/minizip/iowin32.c zlib-1.2.11.dfsg/contrib/minizip/iowin32.c --- zlib-1.2.8.dfsg/contrib/minizip/iowin32.c 2013-04-28 22:57:11.000000000 +0000 +++ zlib-1.2.11.dfsg/contrib/minizip/iowin32.c 2013-08-04 01:13:23.000000000 +0000 @@ -26,8 +26,9 @@ #endif +// see Include/shared/winapifamily.h in the Windows Kit #if defined(WINAPI_FAMILY_PARTITION) && (!(defined(IOWIN32_USING_WINRT_API))) -#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP) +#if WINAPI_FAMILY_ONE_PARTITION(WINAPI_FAMILY, WINAPI_PARTITION_APP) #define IOWIN32_USING_WINRT_API 1 #endif #endif @@ -243,7 +244,7 @@ return SetFilePointerEx(hFile, pos, newPos, dwMoveMethod); #else LONG lHigh = pos.HighPart; - DWORD dwNewPos = SetFilePointer(hFile, pos.LowPart, &lHigh, FILE_CURRENT); + DWORD dwNewPos = SetFilePointer(hFile, pos.LowPart, &lHigh, dwMoveMethod); BOOL fOk = TRUE; if (dwNewPos == 0xFFFFFFFF) if (GetLastError() != NO_ERROR) @@ -370,7 +371,7 @@ { LARGE_INTEGER pos; pos.QuadPart = offset; - if (!MySetFilePointerEx(hFile, pos, NULL, FILE_CURRENT)) + if (!MySetFilePointerEx(hFile, pos, NULL, dwMoveMethod)) { DWORD dwErr = GetLastError(); ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr; diff -Nru zlib-1.2.8.dfsg/contrib/minizip/unzip.c zlib-1.2.11.dfsg/contrib/minizip/unzip.c --- zlib-1.2.8.dfsg/contrib/minizip/unzip.c 2013-02-24 07:32:30.000000000 +0000 +++ zlib-1.2.11.dfsg/contrib/minizip/unzip.c 2016-10-30 15:49:01.000000000 +0000 @@ -200,7 +200,7 @@ /* =========================================================================== Read a byte from a gz_stream; update next_in and avail_in. Return EOF for end of file. - IN assertion: the stream s has been sucessfully opened for reading. + IN assertion: the stream s has been successfully opened for reading. */ diff -Nru zlib-1.2.8.dfsg/contrib/minizip/zip.c zlib-1.2.11.dfsg/contrib/minizip/zip.c --- zlib-1.2.8.dfsg/contrib/minizip/zip.c 2013-02-24 07:32:30.000000000 +0000 +++ zlib-1.2.11.dfsg/contrib/minizip/zip.c 2016-10-30 15:49:01.000000000 +0000 @@ -15,7 +15,7 @@ Oct-2009 - Mathias Svensson - Did some code cleanup and refactoring to get better overview of some functions. Oct-2009 - Mathias Svensson - Added zipRemoveExtraInfoBlock to strip extra field data from its ZIP64 data It is used when recreting zip archive with RAW when deleting items from a zip. - ZIP64 data is automaticly added to items that needs it, and existing ZIP64 data need to be removed. + ZIP64 data is automatically added to items that needs it, and existing ZIP64 data need to be removed. Oct-2009 - Mathias Svensson - Added support for BZIP2 as compression mode (bzip2 lib is required) Jan-2010 - back to unzip and minizip 1.0 name scheme, with compatibility layer @@ -116,7 +116,7 @@ struct linkedlist_datablock_internal_s* next_datablock; uLong avail_in_this_block; uLong filled_in_this_block; - uLong unused; /* for future use and alignement */ + uLong unused; /* for future use and alignment */ unsigned char data[SIZEDATA_INDATABLOCK]; } linkedlist_datablock_internal; @@ -171,7 +171,7 @@ curfile64_info ci; /* info on the file curretly writing */ ZPOS64_T begin_pos; /* position of the beginning of the zipfile */ - ZPOS64_T add_position_when_writting_offset; + ZPOS64_T add_position_when_writing_offset; ZPOS64_T number_entry; #ifndef NO_ADDFILEINEXISTINGZIP @@ -807,7 +807,7 @@ } byte_before_the_zipfile = central_pos - (offset_central_dir+size_central_dir); - pziinit->add_position_when_writting_offset = byte_before_the_zipfile; + pziinit->add_position_when_writing_offset = byte_before_the_zipfile; { ZPOS64_T size_central_dir_to_read = size_central_dir; @@ -875,7 +875,7 @@ ziinit.in_opened_file_inzip = 0; ziinit.ci.stream_initialised = 0; ziinit.number_entry = 0; - ziinit.add_position_when_writting_offset = 0; + ziinit.add_position_when_writing_offset = 0; init_linkedlist(&(ziinit.central_dir)); @@ -1164,7 +1164,7 @@ if(zi->ci.pos_local_header >= 0xffffffff) zip64local_putValue_inmemory(zi->ci.central_header+42,(uLong)0xffffffff,4); else - zip64local_putValue_inmemory(zi->ci.central_header+42,(uLong)zi->ci.pos_local_header - zi->add_position_when_writting_offset,4); + zip64local_putValue_inmemory(zi->ci.central_header+42,(uLong)zi->ci.pos_local_header - zi->add_position_when_writing_offset,4); for (i=0;ici.central_header+SIZECENTRALHEADER+i) = *(filename+i); @@ -1755,7 +1755,7 @@ int Write_Zip64EndOfCentralDirectoryLocator(zip64_internal* zi, ZPOS64_T zip64eocd_pos_inzip) { int err = ZIP_OK; - ZPOS64_T pos = zip64eocd_pos_inzip - zi->add_position_when_writting_offset; + ZPOS64_T pos = zip64eocd_pos_inzip - zi->add_position_when_writing_offset; err = zip64local_putValue(&zi->z_filefunc,zi->filestream,(uLong)ZIP64ENDLOCHEADERMAGIC,4); @@ -1808,7 +1808,7 @@ if (err==ZIP_OK) /* offset of start of central directory with respect to the starting disk number */ { - ZPOS64_T pos = centraldir_pos_inzip - zi->add_position_when_writting_offset; + ZPOS64_T pos = centraldir_pos_inzip - zi->add_position_when_writing_offset; err = zip64local_putValue(&zi->z_filefunc,zi->filestream, (ZPOS64_T)pos,8); } return err; @@ -1849,13 +1849,13 @@ if (err==ZIP_OK) /* offset of start of central directory with respect to the starting disk number */ { - ZPOS64_T pos = centraldir_pos_inzip - zi->add_position_when_writting_offset; + ZPOS64_T pos = centraldir_pos_inzip - zi->add_position_when_writing_offset; if(pos >= 0xffffffff) { err = zip64local_putValue(&zi->z_filefunc,zi->filestream, (uLong)0xffffffff,4); } else - err = zip64local_putValue(&zi->z_filefunc,zi->filestream, (uLong)(centraldir_pos_inzip - zi->add_position_when_writting_offset),4); + err = zip64local_putValue(&zi->z_filefunc,zi->filestream, (uLong)(centraldir_pos_inzip - zi->add_position_when_writing_offset),4); } return err; @@ -1921,7 +1921,7 @@ } free_linkedlist(&(zi->central_dir)); - pos = centraldir_pos_inzip - zi->add_position_when_writting_offset; + pos = centraldir_pos_inzip - zi->add_position_when_writing_offset; if(pos >= 0xffffffff || zi->number_entry > 0xFFFF) { ZPOS64_T Zip64EOCDpos = ZTELL64(zi->z_filefunc,zi->filestream); diff -Nru zlib-1.2.8.dfsg/contrib/README.contrib zlib-1.2.11.dfsg/contrib/README.contrib --- zlib-1.2.8.dfsg/contrib/README.contrib 2013-03-23 00:38:37.000000000 +0000 +++ zlib-1.2.11.dfsg/contrib/README.contrib 2016-12-31 04:00:51.000000000 +0000 @@ -38,7 +38,7 @@ iostream/ by Kevin Ruland A C++ I/O streams interface to the zlib gz* functions -iostream2/ by Tyge Løvset +iostream2/ by Tyge Løvset Another C++ I/O streams interface iostream3/ by Ludwig Schwardt @@ -58,7 +58,7 @@ minizip/ by Gilles Vollant Mini zip and unzip based on zlib Includes Zip64 support by Mathias Svensson - See http://www.winimage.com/zLibDll/unzip.html + See http://www.winimage.com/zLibDll/minizip.html pascal/ by Bob Dellaca et al. Support for Pascal diff -Nru zlib-1.2.8.dfsg/crc32.c zlib-1.2.11.dfsg/crc32.c --- zlib-1.2.8.dfsg/crc32.c 2012-04-29 23:18:12.000000000 +0000 +++ zlib-1.2.11.dfsg/crc32.c 2017-01-01 07:37:10.000000000 +0000 @@ -1,5 +1,5 @@ /* crc32.c -- compute the CRC-32 of a data stream - * Copyright (C) 1995-2006, 2010, 2011, 2012 Mark Adler + * Copyright (C) 1995-2006, 2010, 2011, 2012, 2016 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h * * Thanks to Rodney Brown for his contribution of faster @@ -30,17 +30,15 @@ #include "zutil.h" /* for STDC and FAR definitions */ -#define local static - /* Definitions for doing the crc four data bytes at a time. */ #if !defined(NOBYFOUR) && defined(Z_U4) # define BYFOUR #endif #ifdef BYFOUR local unsigned long crc32_little OF((unsigned long, - const unsigned char FAR *, unsigned)); + const unsigned char FAR *, z_size_t)); local unsigned long crc32_big OF((unsigned long, - const unsigned char FAR *, unsigned)); + const unsigned char FAR *, z_size_t)); # define TBLS 8 #else # define TBLS 1 @@ -201,10 +199,10 @@ #define DO8 DO1; DO1; DO1; DO1; DO1; DO1; DO1; DO1 /* ========================================================================= */ -unsigned long ZEXPORT crc32(crc, buf, len) +unsigned long ZEXPORT crc32_z(crc, buf, len) unsigned long crc; const unsigned char FAR *buf; - uInt len; + z_size_t len; { if (buf == Z_NULL) return 0UL; @@ -235,8 +233,29 @@ return crc ^ 0xffffffffUL; } +/* ========================================================================= */ +unsigned long ZEXPORT crc32(crc, buf, len) + unsigned long crc; + const unsigned char FAR *buf; + uInt len; +{ + return crc32_z(crc, buf, len); +} + #ifdef BYFOUR +/* + This BYFOUR code accesses the passed unsigned char * buffer with a 32-bit + integer pointer type. This violates the strict aliasing rule, where a + compiler can assume, for optimization purposes, that two pointers to + fundamentally different types won't ever point to the same memory. This can + manifest as a problem only if one of the pointers is written to. This code + only reads from those pointers. So long as this code remains isolated in + this compilation unit, there won't be a problem. For this reason, this code + should not be copied and pasted into a compilation unit in which other code + writes to the buffer that is passed to these routines. + */ + /* ========================================================================= */ #define DOLIT4 c ^= *buf4++; \ c = crc_table[3][c & 0xff] ^ crc_table[2][(c >> 8) & 0xff] ^ \ @@ -247,7 +266,7 @@ local unsigned long crc32_little(crc, buf, len) unsigned long crc; const unsigned char FAR *buf; - unsigned len; + z_size_t len; { register z_crc_t c; register const z_crc_t FAR *buf4; @@ -278,7 +297,7 @@ } /* ========================================================================= */ -#define DOBIG4 c ^= *++buf4; \ +#define DOBIG4 c ^= *buf4++; \ c = crc_table[4][c & 0xff] ^ crc_table[5][(c >> 8) & 0xff] ^ \ crc_table[6][(c >> 16) & 0xff] ^ crc_table[7][c >> 24] #define DOBIG32 DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4 @@ -287,7 +306,7 @@ local unsigned long crc32_big(crc, buf, len) unsigned long crc; const unsigned char FAR *buf; - unsigned len; + z_size_t len; { register z_crc_t c; register const z_crc_t FAR *buf4; @@ -300,7 +319,6 @@ } buf4 = (const z_crc_t FAR *)(const void FAR *)buf; - buf4--; while (len >= 32) { DOBIG32; len -= 32; @@ -309,7 +327,6 @@ DOBIG4; len -= 4; } - buf4++; buf = (const unsigned char FAR *)buf4; if (len) do { diff -Nru zlib-1.2.8.dfsg/debian/changelog zlib-1.2.11.dfsg/debian/changelog --- zlib-1.2.8.dfsg/debian/changelog 2016-12-09 11:19:24.000000000 +0000 +++ zlib-1.2.11.dfsg/debian/changelog 2017-02-16 15:25:48.000000000 +0000 @@ -1,3 +1,14 @@ +zlib (1:1.2.11.dfsg-0ubuntu1) zesty; urgency=medium + + * New upstream release. LP: #1664595 + * Drop CVE patches, applied upstream. + * Add watch file, with GPG tarball checking, and version mangling. + * Add stanzas to debian/copyright file to automatically repackage + tarball into dfsg tarball. + * Add new symbols. + + -- Dimitri John Ledkov Thu, 16 Feb 2017 15:15:29 +0000 + zlib (1:1.2.8.dfsg-4ubuntu1) zesty; urgency=medium * Merge with Debian; remaining changes: diff -Nru zlib-1.2.8.dfsg/debian/copyright zlib-1.2.11.dfsg/debian/copyright --- zlib-1.2.8.dfsg/debian/copyright 2013-05-03 15:30:15.000000000 +0000 +++ zlib-1.2.11.dfsg/debian/copyright 2017-02-16 15:03:39.000000000 +0000 @@ -1,3 +1,26 @@ +Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/ +Files-Excluded: + contrib/ada + contrib/amd64 + contrib/asm686 + contrib/blast + contrib/delphi + contrib/dotzlib + contrib/gcc_gvmat64 + contrib/infback9 + contrib/inflate86 + contrib/iostream + contrib/iostream2 + contrib/iostream3 + contrib/masmx64 + contrib/masmx86 + contrib/pascal + contrib/puff + contrib/testzlib + contrib/untgz + contrib/vstudio + doc/rfc* + This is the pre-packaged Debian Linux version of the zlib compression library. It was packaged by Michael Alan Dorman from sources originally retrieved from ftp.uu.net in the directory diff -Nru zlib-1.2.8.dfsg/debian/patches/0001-Restore-gzflags-symbol-for-ABI-compatibility.patch zlib-1.2.11.dfsg/debian/patches/0001-Restore-gzflags-symbol-for-ABI-compatibility.patch --- zlib-1.2.8.dfsg/debian/patches/0001-Restore-gzflags-symbol-for-ABI-compatibility.patch 2013-05-03 15:30:15.000000000 +0000 +++ zlib-1.2.11.dfsg/debian/patches/0001-Restore-gzflags-symbol-for-ABI-compatibility.patch 2017-02-16 15:10:30.000000000 +0000 @@ -13,23 +13,19 @@ zutil.c | 6 ++++++ 2 files changed, 7 insertions(+) -diff --git a/zlib.map b/zlib.map -index 771f420..54fa553 100644 --- a/zlib.map +++ b/zlib.map -@@ -73,6 +73,7 @@ ZLIB_1.2.5.1 { - - ZLIB_1.2.5.2 { - deflateResetKeep; -+ gzflags; - gzgetc_; - inflateResetKeep; - } ZLIB_1.2.5.1; -diff --git a/zutil.c b/zutil.c -index 65e0d3b..ddece96 100644 +@@ -73,6 +73,7 @@ + + ZLIB_1.2.5.2 { + deflateResetKeep; ++ gzflags; + gzgetc_; + inflateResetKeep; + } ZLIB_1.2.5.1; --- a/zutil.c +++ b/zutil.c -@@ -321,4 +321,10 @@ void ZLIB_INTERNAL zcfree (opaque, ptr) +@@ -322,4 +322,10 @@ #endif /* MY_ZCALLOC */ @@ -40,6 +36,3 @@ +} + #endif /* !Z_SOLO */ --- -1.7.10 - diff -Nru zlib-1.2.8.dfsg/debian/patches/CVE-2016-9840 zlib-1.2.11.dfsg/debian/patches/CVE-2016-9840 --- zlib-1.2.8.dfsg/debian/patches/CVE-2016-9840 2016-12-07 09:20:05.000000000 +0000 +++ zlib-1.2.11.dfsg/debian/patches/CVE-2016-9840 1970-01-01 00:00:00.000000000 +0000 @@ -1,69 +0,0 @@ -commit 6a043145ca6e9c55184013841a67b2fef87e44c0 -Author: Mark Adler -Date: Wed Sep 21 23:35:50 2016 -0700 - - Remove offset pointer optimization in inftrees.c. - - inftrees.c was subtracting an offset from a pointer to an array, - in order to provide a pointer that allowed indexing starting at - the offset. This is not compliant with the C standard, for which - the behavior of a pointer decremented before its allocated memory - is undefined. Per the recommendation of a security audit of the - zlib code by Trail of Bits and TrustInSoft, in support of the - Mozilla Foundation, this tiny optimization was removed, in order - to avoid the possibility of undefined behavior. - -diff --git a/inftrees.c b/inftrees.c -index 22fcd66..0d2670d 100644 ---- a/inftrees.c -+++ b/inftrees.c -@@ -54,7 +54,7 @@ unsigned short FAR *work; - code FAR *next; /* next available space in table */ - const unsigned short FAR *base; /* base value table to use */ - const unsigned short FAR *extra; /* extra bits table to use */ -- int end; /* use base and extra for symbol > end */ -+ unsigned match; /* use base and extra for symbol >= match */ - unsigned short count[MAXBITS+1]; /* number of codes of each length */ - unsigned short offs[MAXBITS+1]; /* offsets in table for each length */ - static const unsigned short lbase[31] = { /* Length codes 257..285 base */ -@@ -181,19 +181,17 @@ unsigned short FAR *work; - switch (type) { - case CODES: - base = extra = work; /* dummy value--not used */ -- end = 19; -+ match = 20; - break; - case LENS: - base = lbase; -- base -= 257; - extra = lext; -- extra -= 257; -- end = 256; -+ match = 257; - break; - default: /* DISTS */ - base = dbase; - extra = dext; -- end = -1; -+ match = 0; - } - - /* initialize state for loop */ -@@ -216,13 +214,13 @@ unsigned short FAR *work; - for (;;) { - /* create table entry */ - here.bits = (unsigned char)(len - drop); -- if ((int)(work[sym]) < end) { -+ if (work[sym] + 1 < match) { - here.op = (unsigned char)0; - here.val = work[sym]; - } -- else if ((int)(work[sym]) > end) { -- here.op = (unsigned char)(extra[work[sym]]); -- here.val = base[work[sym]]; -+ else if (work[sym] >= match) { -+ here.op = (unsigned char)(extra[work[sym] - match]); -+ here.val = base[work[sym] - match]; - } - else { - here.op = (unsigned char)(32 + 64); /* end of block */ diff -Nru zlib-1.2.8.dfsg/debian/patches/CVE-2016-9841 zlib-1.2.11.dfsg/debian/patches/CVE-2016-9841 --- zlib-1.2.8.dfsg/debian/patches/CVE-2016-9841 2016-12-07 15:43:07.000000000 +0000 +++ zlib-1.2.11.dfsg/debian/patches/CVE-2016-9841 1970-01-01 00:00:00.000000000 +0000 @@ -1,222 +0,0 @@ -commit 9aaec95e82117c1cb0f9624264c3618fc380cecb -Author: Mark Adler -Date: Wed Sep 21 22:25:21 2016 -0700 - - Use post-increment only in inffast.c. - - An old inffast.c optimization turns out to not be optimal anymore - with modern compilers, and furthermore was not compliant with the - C standard, for which decrementing a pointer before its allocated - memory is undefined. Per the recommendation of a security audit of - the zlib code by Trail of Bits and TrustInSoft, in support of the - Mozilla Foundation, this "optimization" was removed, in order to - avoid the possibility of undefined behavior. - -diff --git a/inffast.c b/inffast.c -index bda59ce..f0d163d 100644 ---- a/inffast.c -+++ b/inffast.c -@@ -10,25 +10,6 @@ - - #ifndef ASMINF - --/* Allow machine dependent optimization for post-increment or pre-increment. -- Based on testing to date, -- Pre-increment preferred for: -- - PowerPC G3 (Adler) -- - MIPS R5000 (Randers-Pehrson) -- Post-increment preferred for: -- - none -- No measurable difference: -- - Pentium III (Anderson) -- - M68060 (Nikl) -- */ --#ifdef POSTINC --# define OFF 0 --# define PUP(a) *(a)++ --#else --# define OFF 1 --# define PUP(a) *++(a) --#endif -- - /* - Decode literal, length, and distance codes and write out the resulting - literal and match bytes until either not enough input or output is -@@ -96,9 +77,9 @@ unsigned start; /* inflate()'s starting value for strm->avail_out */ - - /* copy state to local variables */ - state = (struct inflate_state FAR *)strm->state; -- in = strm->next_in - OFF; -+ in = strm->next_in; - last = in + (strm->avail_in - 5); -- out = strm->next_out - OFF; -+ out = strm->next_out; - beg = out - (start - strm->avail_out); - end = out + (strm->avail_out - 257); - #ifdef INFLATE_STRICT -@@ -119,9 +100,9 @@ unsigned start; /* inflate()'s starting value for strm->avail_out */ - input data or output space */ - do { - if (bits < 15) { -- hold += (unsigned long)(PUP(in)) << bits; -+ hold += (unsigned long)(*in++) << bits; - bits += 8; -- hold += (unsigned long)(PUP(in)) << bits; -+ hold += (unsigned long)(*in++) << bits; - bits += 8; - } - here = lcode[hold & lmask]; -@@ -134,14 +115,14 @@ unsigned start; /* inflate()'s starting value for strm->avail_out */ - Tracevv((stderr, here.val >= 0x20 && here.val < 0x7f ? - "inflate: literal '%c'\n" : - "inflate: literal 0x%02x\n", here.val)); -- PUP(out) = (unsigned char)(here.val); -+ *out++ = (unsigned char)(here.val); - } - else if (op & 16) { /* length base */ - len = (unsigned)(here.val); - op &= 15; /* number of extra bits */ - if (op) { - if (bits < op) { -- hold += (unsigned long)(PUP(in)) << bits; -+ hold += (unsigned long)(*in++) << bits; - bits += 8; - } - len += (unsigned)hold & ((1U << op) - 1); -@@ -150,9 +131,9 @@ unsigned start; /* inflate()'s starting value for strm->avail_out */ - } - Tracevv((stderr, "inflate: length %u\n", len)); - if (bits < 15) { -- hold += (unsigned long)(PUP(in)) << bits; -+ hold += (unsigned long)(*in++) << bits; - bits += 8; -- hold += (unsigned long)(PUP(in)) << bits; -+ hold += (unsigned long)(*in++) << bits; - bits += 8; - } - here = dcode[hold & dmask]; -@@ -165,10 +146,10 @@ unsigned start; /* inflate()'s starting value for strm->avail_out */ - dist = (unsigned)(here.val); - op &= 15; /* number of extra bits */ - if (bits < op) { -- hold += (unsigned long)(PUP(in)) << bits; -+ hold += (unsigned long)(*in++) << bits; - bits += 8; - if (bits < op) { -- hold += (unsigned long)(PUP(in)) << bits; -+ hold += (unsigned long)(*in++) << bits; - bits += 8; - } - } -@@ -196,30 +177,30 @@ unsigned start; /* inflate()'s starting value for strm->avail_out */ - #ifdef INFLATE_ALLOW_INVALID_DISTANCE_TOOFAR_ARRR - if (len <= op - whave) { - do { -- PUP(out) = 0; -+ *out++ = 0; - } while (--len); - continue; - } - len -= op - whave; - do { -- PUP(out) = 0; -+ *out++ = 0; - } while (--op > whave); - if (op == 0) { - from = out - dist; - do { -- PUP(out) = PUP(from); -+ *out++ = *from++; - } while (--len); - continue; - } - #endif - } -- from = window - OFF; -+ from = window; - if (wnext == 0) { /* very common case */ - from += wsize - op; - if (op < len) { /* some from window */ - len -= op; - do { -- PUP(out) = PUP(from); -+ *out++ = *from++; - } while (--op); - from = out - dist; /* rest from output */ - } -@@ -230,14 +211,14 @@ unsigned start; /* inflate()'s starting value for strm->avail_out */ - if (op < len) { /* some from end of window */ - len -= op; - do { -- PUP(out) = PUP(from); -+ *out++ = *from++; - } while (--op); -- from = window - OFF; -+ from = window; - if (wnext < len) { /* some from start of window */ - op = wnext; - len -= op; - do { -- PUP(out) = PUP(from); -+ *out++ = *from++; - } while (--op); - from = out - dist; /* rest from output */ - } -@@ -248,35 +229,35 @@ unsigned start; /* inflate()'s starting value for strm->avail_out */ - if (op < len) { /* some from window */ - len -= op; - do { -- PUP(out) = PUP(from); -+ *out++ = *from++; - } while (--op); - from = out - dist; /* rest from output */ - } - } - while (len > 2) { -- PUP(out) = PUP(from); -- PUP(out) = PUP(from); -- PUP(out) = PUP(from); -+ *out++ = *from++; -+ *out++ = *from++; -+ *out++ = *from++; - len -= 3; - } - if (len) { -- PUP(out) = PUP(from); -+ *out++ = *from++; - if (len > 1) -- PUP(out) = PUP(from); -+ *out++ = *from++; - } - } - else { - from = out - dist; /* copy direct from output */ - do { /* minimum length is three */ -- PUP(out) = PUP(from); -- PUP(out) = PUP(from); -- PUP(out) = PUP(from); -+ *out++ = *from++; -+ *out++ = *from++; -+ *out++ = *from++; - len -= 3; - } while (len > 2); - if (len) { -- PUP(out) = PUP(from); -+ *out++ = *from++; - if (len > 1) -- PUP(out) = PUP(from); -+ *out++ = *from++; - } - } - } -@@ -313,8 +294,8 @@ unsigned start; /* inflate()'s starting value for strm->avail_out */ - hold &= (1U << bits) - 1; - - /* update state and return */ -- strm->next_in = in + OFF; -- strm->next_out = out + OFF; -+ strm->next_in = in; -+ strm->next_out = out; - strm->avail_in = (unsigned)(in < last ? 5 + (last - in) : 5 - (in - last)); - strm->avail_out = (unsigned)(out < end ? - 257 + (end - out) : 257 - (out - end)); diff -Nru zlib-1.2.8.dfsg/debian/patches/CVE-2016-9842 zlib-1.2.11.dfsg/debian/patches/CVE-2016-9842 --- zlib-1.2.8.dfsg/debian/patches/CVE-2016-9842 2016-12-07 09:22:50.000000000 +0000 +++ zlib-1.2.11.dfsg/debian/patches/CVE-2016-9842 1970-01-01 00:00:00.000000000 +0000 @@ -1,27 +0,0 @@ -commit e54e1299404101a5a9d0cf5e45512b543967f958 -Author: Mark Adler -Date: Sat Sep 5 17:45:55 2015 -0700 - - Avoid shifts of negative values inflateMark(). - - The C standard says that bit shifts of negative integers is - undefined. This casts to unsigned values to assure a known - result. - -diff --git a/inflate.c b/inflate.c -index 2889e3a..a718416 100644 ---- a/inflate.c -+++ b/inflate.c -@@ -1506,9 +1506,10 @@ z_streamp strm; - { - struct inflate_state FAR *state; - -- if (strm == Z_NULL || strm->state == Z_NULL) return -1L << 16; -+ if (strm == Z_NULL || strm->state == Z_NULL) -+ return (long)(((unsigned long)0 - 1) << 16); - state = (struct inflate_state FAR *)strm->state; -- return ((long)(state->back) << 16) + -+ return (long)(((unsigned long)((long)state->back)) << 16) + - (state->mode == COPY ? state->length : - (state->mode == MATCH ? state->was - state->length : 0)); - } diff -Nru zlib-1.2.8.dfsg/debian/patches/CVE-2016-9843 zlib-1.2.11.dfsg/debian/patches/CVE-2016-9843 --- zlib-1.2.8.dfsg/debian/patches/CVE-2016-9843 2016-12-07 09:23:56.000000000 +0000 +++ zlib-1.2.11.dfsg/debian/patches/CVE-2016-9843 1970-01-01 00:00:00.000000000 +0000 @@ -1,47 +0,0 @@ -commit d1d577490c15a0c6862473d7576352a9f18ef811 -Author: Mark Adler -Date: Wed Sep 28 20:20:25 2016 -0700 - - Avoid pre-decrement of pointer in big-endian CRC calculation. - - There was a small optimization for PowerPCs to pre-increment a - pointer when accessing a word, instead of post-incrementing. This - required prefacing the loop with a decrement of the pointer, - possibly pointing before the object passed. This is not compliant - with the C standard, for which decrementing a pointer before its - allocated memory is undefined. When tested on a modern PowerPC - with a modern compiler, the optimization no longer has any effect. - Due to all that, and per the recommendation of a security audit of - the zlib code by Trail of Bits and TrustInSoft, in support of the - Mozilla Foundation, this "optimization" was removed, in order to - avoid the possibility of undefined behavior. - -diff --git a/crc32.c b/crc32.c -index 979a719..05733f4 100644 ---- a/crc32.c -+++ b/crc32.c -@@ -278,7 +278,7 @@ local unsigned long crc32_little(crc, buf, len) - } - - /* ========================================================================= */ --#define DOBIG4 c ^= *++buf4; \ -+#define DOBIG4 c ^= *buf4++; \ - c = crc_table[4][c & 0xff] ^ crc_table[5][(c >> 8) & 0xff] ^ \ - crc_table[6][(c >> 16) & 0xff] ^ crc_table[7][c >> 24] - #define DOBIG32 DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4 -@@ -300,7 +300,6 @@ local unsigned long crc32_big(crc, buf, len) - } - - buf4 = (const z_crc_t FAR *)(const void FAR *)buf; -- buf4--; - while (len >= 32) { - DOBIG32; - len -= 32; -@@ -309,7 +308,6 @@ local unsigned long crc32_big(crc, buf, len) - DOBIG4; - len -= 4; - } -- buf4++; - buf = (const unsigned char FAR *)buf4; - - if (len) do { diff -Nru zlib-1.2.8.dfsg/debian/patches/debian.series zlib-1.2.11.dfsg/debian/patches/debian.series --- zlib-1.2.8.dfsg/debian/patches/debian.series 2016-12-07 15:43:25.000000000 +0000 +++ zlib-1.2.11.dfsg/debian/patches/debian.series 2017-02-16 15:14:57.000000000 +0000 @@ -2,7 +2,3 @@ cflags-for-minizip use-dso use-dso-really -CVE-2016-9840 -CVE-2016-9841 -CVE-2016-9842 -CVE-2016-9843 diff -Nru zlib-1.2.8.dfsg/debian/patches/series zlib-1.2.11.dfsg/debian/patches/series --- zlib-1.2.8.dfsg/debian/patches/series 2016-12-07 15:43:25.000000000 +0000 +++ zlib-1.2.11.dfsg/debian/patches/series 2017-02-16 15:14:57.000000000 +0000 @@ -2,7 +2,3 @@ cflags-for-minizip use-dso use-dso-really -CVE-2016-9840 -CVE-2016-9841 -CVE-2016-9842 -CVE-2016-9843 diff -Nru zlib-1.2.8.dfsg/debian/upstream/signing-key.asc zlib-1.2.11.dfsg/debian/upstream/signing-key.asc --- zlib-1.2.8.dfsg/debian/upstream/signing-key.asc 1970-01-01 00:00:00.000000000 +0000 +++ zlib-1.2.11.dfsg/debian/upstream/signing-key.asc 2017-02-16 15:02:39.000000000 +0000 @@ -0,0 +1,30 @@ +-----BEGIN PGP PUBLIC KEY BLOCK----- +Version: GnuPG v2 + +mQGiBDuVqKgRBAD5Mcvdc41W5lpeZvYplEuyEBXwmxnUryE2KaCG1C06sGyqgiec +VPXPbgIPKOUt4veMycVoqU4U4ZNuIeCGPfUvkGKLKvy5lK3iexC1Qvat+9ek2+yX +9zFlTo9QyT4kjn+xaZQYVctL370gUNV4eoiWDdrTjIvBfQCb+bf87eHv0QCg/7xt +wnq3uMpQHX+k2LGD2QDEjUcEALalUPPX99ZDjBN75CFUtbE43a73+jtNOLJFqGo3 +ne/lB8DqVwavrgQQxQqjg2xBVvagNpu2Cpmz3HlWoaqEb5vwxjRjhF5WRE+4s4es +9536lQ6pd5tZK4tHMOjvICkSg2BLUsc8XzBreLv3GEdpHP6EeezgAVQyWMpZkCdn +Xk8FA/9gRmro4+X0KJilw1EShYzudEAi02xQbr9hGiA84pQ4hYkdnLLeRscChwxM +VmoiEuJ51ZzIPlcSifzvlQBHIyYCl0KJeVMECXyjLddWkQM32ZZmQvG02mL2XYmF +/UG+/0vd6b2ISmtns6WrULGPNtagHhul+8j7zUfedsWuqpwbm7QmTWFyayBBZGxl 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+=OOMX +-----END PGP PUBLIC KEY BLOCK----- diff -Nru zlib-1.2.8.dfsg/debian/watch zlib-1.2.11.dfsg/debian/watch --- zlib-1.2.8.dfsg/debian/watch 1970-01-01 00:00:00.000000000 +0000 +++ zlib-1.2.11.dfsg/debian/watch 2017-02-16 15:08:05.000000000 +0000 @@ -0,0 +1,2 @@ +version=4 +opts="pgpmode=auto, dversionmangle=s/\.dfsg$//, repacksuffix=.dfsg" http://sf.net/libpng/ zlib-(.+)\.tar\.xz debian uupdate diff -Nru zlib-1.2.8.dfsg/debian/zlib-core.symbols zlib-1.2.11.dfsg/debian/zlib-core.symbols --- zlib-1.2.8.dfsg/debian/zlib-core.symbols 2013-05-03 15:52:41.000000000 +0000 +++ zlib-1.2.11.dfsg/debian/zlib-core.symbols 2017-02-16 15:29:45.000000000 +0000 @@ -10,17 +10,21 @@ ZLIB_1.2.5.1@ZLIB_1.2.5.1 1:1.2.6 ZLIB_1.2.5.2@ZLIB_1.2.5.2 1:1.2.6 ZLIB_1.2.7.1@ZLIB_1.2.7.1 1:1.2.8 + ZLIB_1.2.9@ZLIB_1.2.9 1:1.2.11 adler32@Base 1:1.1.4 adler32_combine@ZLIB_1.2.2 1:1.2.2 + adler32_z@ZLIB_1.2.9 1:1.2.11 compress2@Base 1:1.1.4 compress@Base 1:1.1.4 compressBound@ZLIB_1.2.0 1:1.2.0 crc32@Base 1:1.1.4 crc32_combine@ZLIB_1.2.2 1:1.2.2 + crc32_z@ZLIB_1.2.9 1:1.2.11 deflate@Base 1:1.1.4 deflateBound@ZLIB_1.2.0 1:1.2.0 deflateCopy@Base 1:1.1.4 deflateEnd@Base 1:1.1.4 + deflateGetDictionary@ZLIB_1.2.9 1:1.2.11 deflateInit2_@Base 1:1.1.4 deflateInit_@Base 1:1.1.4 deflateParams@Base 1:1.1.4 @@ -43,6 +47,8 @@ gzerror@Base 1:1.1.4 gzflags@ZLIB_1.2.5.2 1:1.2.6 gzflush@Base 1:1.1.4 + gzfread@ZLIB_1.2.9 1:1.2.11 + gzfwrite@ZLIB_1.2.9 1:1.2.11 gzgetc@Base 1:1.1.4 gzgetc_@ZLIB_1.2.5.2 1:1.2.6 gzgets@Base 1:1.1.4 @@ -63,6 +69,7 @@ inflateBack@ZLIB_1.2.0 1:1.2.0 inflateBackEnd@ZLIB_1.2.0 1:1.2.0 inflateBackInit_@ZLIB_1.2.0 1:1.2.0 + inflateCodesUsed@ZLIB_1.2.9 1:1.2.11 inflateCopy@ZLIB_1.2.0 1:1.2.0 inflateEnd@Base 1:1.1.4 inflateGetDictionary@ZLIB_1.2.7.1 1:1.2.8 @@ -78,6 +85,8 @@ inflateSync@Base 1:1.1.4 inflateSyncPoint@Base 1:1.1.4 inflateUndermine@ZLIB_1.2.3.3 1:1.2.3.4 + inflateValidate@ZLIB_1.2.9 1:1.2.11 + uncompress2@ZLIB_1.2.9 1:1.2.11 uncompress@Base 1:1.1.4 zError@Base 1:1.1.4 zlibCompileFlags@ZLIB_1.2.0.2 1:1.2.0.2 diff -Nru zlib-1.2.8.dfsg/deflate.c zlib-1.2.11.dfsg/deflate.c --- zlib-1.2.8.dfsg/deflate.c 2013-04-28 22:57:10.000000000 +0000 +++ zlib-1.2.11.dfsg/deflate.c 2017-01-15 17:29:40.000000000 +0000 @@ -1,5 +1,5 @@ /* deflate.c -- compress data using the deflation algorithm - * Copyright (C) 1995-2013 Jean-loup Gailly and Mark Adler + * Copyright (C) 1995-2017 Jean-loup Gailly and Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -52,7 +52,7 @@ #include "deflate.h" const char deflate_copyright[] = - " deflate 1.2.8 Copyright 1995-2013 Jean-loup Gailly and Mark Adler "; + " deflate 1.2.11 Copyright 1995-2017 Jean-loup Gailly and 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 @@ -73,6 +73,8 @@ typedef block_state (*compress_func) OF((deflate_state *s, int flush)); /* Compression function. Returns the block state after the call. */ +local int deflateStateCheck OF((z_streamp strm)); +local void slide_hash OF((deflate_state *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)); @@ -84,15 +86,16 @@ 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)); +local unsigned read_buf OF((z_streamp strm, Bytef *buf, unsigned size)); #ifdef ASMV +# pragma message("Assembler code may have bugs -- use at your own risk") 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)); #endif -#ifdef DEBUG +#ifdef ZLIB_DEBUG local void check_match OF((deflate_state *s, IPos start, IPos match, int length)); #endif @@ -148,21 +151,14 @@ * meaning. */ -#define EQUAL 0 -/* result of memcmp for equal strings */ - -#ifndef NO_DUMMY_DECL -struct static_tree_desc_s {int dummy;}; /* for buggy compilers */ -#endif - /* rank Z_BLOCK between Z_NO_FLUSH and Z_PARTIAL_FLUSH */ -#define RANK(f) (((f) << 1) - ((f) > 4 ? 9 : 0)) +#define RANK(f) (((f) * 2) - ((f) > 4 ? 9 : 0)) /* =========================================================================== * Update a hash value with the given input byte - * IN assertion: all calls to to UPDATE_HASH are made with consecutive - * input characters, so that a running hash key can be computed from the - * previous key instead of complete recalculation each time. + * IN assertion: all calls to UPDATE_HASH are made with consecutive input + * characters, so that a running hash key can be computed from the previous + * key instead of complete recalculation each time. */ #define UPDATE_HASH(s,h,c) (h = (((h)<hash_shift) ^ (c)) & s->hash_mask) @@ -173,9 +169,9 @@ * the previous length of the hash chain. * If this file is compiled with -DFASTEST, the compression level is forced * to 1, and no hash chains are maintained. - * IN assertion: all calls to to INSERT_STRING are made with consecutive - * input characters and the first MIN_MATCH bytes of str are valid - * (except for the last MIN_MATCH-1 bytes of the input file). + * IN assertion: all calls to INSERT_STRING are made with consecutive input + * characters and the first MIN_MATCH bytes of str are valid (except for + * the last MIN_MATCH-1 bytes of the input file). */ #ifdef FASTEST #define INSERT_STRING(s, str, match_head) \ @@ -197,6 +193,37 @@ s->head[s->hash_size-1] = NIL; \ zmemzero((Bytef *)s->head, (unsigned)(s->hash_size-1)*sizeof(*s->head)); +/* =========================================================================== + * Slide the hash table when sliding the window down (could be avoided with 32 + * bit values at the expense of memory usage). We slide even when level == 0 to + * keep the hash table consistent if we switch back to level > 0 later. + */ +local void slide_hash(s) + deflate_state *s; +{ + unsigned n, m; + Posf *p; + uInt wsize = s->w_size; + + n = s->hash_size; + p = &s->head[n]; + do { + m = *--p; + *p = (Pos)(m >= wsize ? m - wsize : NIL); + } while (--n); + n = wsize; +#ifndef FASTEST + p = &s->prev[n]; + do { + m = *--p; + *p = (Pos)(m >= wsize ? m - wsize : NIL); + /* If n is not on any hash chain, prev[n] is garbage but + * its value will never be used. + */ + } while (--n); +#endif +} + /* ========================================================================= */ int ZEXPORT deflateInit_(strm, level, version, stream_size) z_streamp strm; @@ -270,7 +297,7 @@ #endif if (memLevel < 1 || memLevel > MAX_MEM_LEVEL || method != Z_DEFLATED || windowBits < 8 || windowBits > 15 || level < 0 || level > 9 || - strategy < 0 || strategy > Z_FIXED) { + strategy < 0 || strategy > Z_FIXED || (windowBits == 8 && wrap != 1)) { return Z_STREAM_ERROR; } if (windowBits == 8) windowBits = 9; /* until 256-byte window bug fixed */ @@ -278,14 +305,15 @@ if (s == Z_NULL) return Z_MEM_ERROR; strm->state = (struct internal_state FAR *)s; s->strm = strm; + s->status = INIT_STATE; /* to pass state test in deflateReset() */ s->wrap = wrap; s->gzhead = Z_NULL; - s->w_bits = windowBits; + s->w_bits = (uInt)windowBits; s->w_size = 1 << s->w_bits; s->w_mask = s->w_size - 1; - s->hash_bits = memLevel + 7; + s->hash_bits = (uInt)memLevel + 7; s->hash_size = 1 << s->hash_bits; s->hash_mask = s->hash_size - 1; s->hash_shift = ((s->hash_bits+MIN_MATCH-1)/MIN_MATCH); @@ -319,6 +347,31 @@ return deflateReset(strm); } +/* ========================================================================= + * Check for a valid deflate stream state. Return 0 if ok, 1 if not. + */ +local int deflateStateCheck (strm) + z_streamp strm; +{ + deflate_state *s; + if (strm == Z_NULL || + strm->zalloc == (alloc_func)0 || strm->zfree == (free_func)0) + return 1; + s = strm->state; + if (s == Z_NULL || s->strm != strm || (s->status != INIT_STATE && +#ifdef GZIP + s->status != GZIP_STATE && +#endif + s->status != EXTRA_STATE && + s->status != NAME_STATE && + s->status != COMMENT_STATE && + s->status != HCRC_STATE && + s->status != BUSY_STATE && + s->status != FINISH_STATE)) + return 1; + return 0; +} + /* ========================================================================= */ int ZEXPORT deflateSetDictionary (strm, dictionary, dictLength) z_streamp strm; @@ -331,7 +384,7 @@ unsigned avail; z_const unsigned char *next; - if (strm == Z_NULL || strm->state == Z_NULL || dictionary == Z_NULL) + if (deflateStateCheck(strm) || dictionary == Z_NULL) return Z_STREAM_ERROR; s = strm->state; wrap = s->wrap; @@ -389,13 +442,34 @@ } /* ========================================================================= */ +int ZEXPORT deflateGetDictionary (strm, dictionary, dictLength) + z_streamp strm; + Bytef *dictionary; + uInt *dictLength; +{ + deflate_state *s; + uInt len; + + if (deflateStateCheck(strm)) + return Z_STREAM_ERROR; + s = strm->state; + len = s->strstart + s->lookahead; + if (len > s->w_size) + len = s->w_size; + if (dictionary != Z_NULL && len) + zmemcpy(dictionary, s->window + s->strstart + s->lookahead - len, len); + if (dictLength != Z_NULL) + *dictLength = len; + return Z_OK; +} + +/* ========================================================================= */ int ZEXPORT deflateResetKeep (strm) z_streamp strm; { deflate_state *s; - if (strm == Z_NULL || strm->state == Z_NULL || - strm->zalloc == (alloc_func)0 || strm->zfree == (free_func)0) { + if (deflateStateCheck(strm)) { return Z_STREAM_ERROR; } @@ -410,7 +484,11 @@ if (s->wrap < 0) { s->wrap = -s->wrap; /* was made negative by deflate(..., Z_FINISH); */ } - s->status = s->wrap ? INIT_STATE : BUSY_STATE; + s->status = +#ifdef GZIP + s->wrap == 2 ? GZIP_STATE : +#endif + s->wrap ? INIT_STATE : BUSY_STATE; strm->adler = #ifdef GZIP s->wrap == 2 ? crc32(0L, Z_NULL, 0) : @@ -440,8 +518,8 @@ z_streamp strm; gz_headerp head; { - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; - if (strm->state->wrap != 2) return Z_STREAM_ERROR; + if (deflateStateCheck(strm) || strm->state->wrap != 2) + return Z_STREAM_ERROR; strm->state->gzhead = head; return Z_OK; } @@ -452,7 +530,7 @@ int *bits; z_streamp strm; { - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; + if (deflateStateCheck(strm)) return Z_STREAM_ERROR; if (pending != Z_NULL) *pending = strm->state->pending; if (bits != Z_NULL) @@ -469,7 +547,7 @@ deflate_state *s; int put; - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; + if (deflateStateCheck(strm)) return Z_STREAM_ERROR; s = strm->state; if ((Bytef *)(s->d_buf) < s->pending_out + ((Buf_size + 7) >> 3)) return Z_BUF_ERROR; @@ -494,9 +572,8 @@ { deflate_state *s; compress_func func; - int err = Z_OK; - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; + if (deflateStateCheck(strm)) return Z_STREAM_ERROR; s = strm->state; #ifdef FASTEST @@ -510,13 +587,22 @@ func = configuration_table[s->level].func; if ((strategy != s->strategy || func != configuration_table[level].func) && - strm->total_in != 0) { + s->high_water) { /* Flush the last buffer: */ - err = deflate(strm, Z_BLOCK); - if (err == Z_BUF_ERROR && s->pending == 0) - err = Z_OK; + int err = deflate(strm, Z_BLOCK); + if (err == Z_STREAM_ERROR) + return err; + if (strm->avail_out == 0) + return Z_BUF_ERROR; } if (s->level != level) { + if (s->level == 0 && s->matches != 0) { + if (s->matches == 1) + slide_hash(s); + else + CLEAR_HASH(s); + s->matches = 0; + } s->level = level; s->max_lazy_match = configuration_table[level].max_lazy; s->good_match = configuration_table[level].good_length; @@ -524,7 +610,7 @@ s->max_chain_length = configuration_table[level].max_chain; } s->strategy = strategy; - return err; + return Z_OK; } /* ========================================================================= */ @@ -537,12 +623,12 @@ { deflate_state *s; - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; + if (deflateStateCheck(strm)) return Z_STREAM_ERROR; s = strm->state; - s->good_match = good_length; - s->max_lazy_match = max_lazy; + s->good_match = (uInt)good_length; + s->max_lazy_match = (uInt)max_lazy; s->nice_match = nice_length; - s->max_chain_length = max_chain; + s->max_chain_length = (uInt)max_chain; return Z_OK; } @@ -569,14 +655,13 @@ { deflate_state *s; uLong complen, wraplen; - Bytef *str; /* conservative upper bound for compressed data */ complen = sourceLen + ((sourceLen + 7) >> 3) + ((sourceLen + 63) >> 6) + 5; /* if can't get parameters, return conservative bound plus zlib wrapper */ - if (strm == Z_NULL || strm->state == Z_NULL) + if (deflateStateCheck(strm)) return complen + 6; /* compute wrapper length */ @@ -588,9 +673,11 @@ case 1: /* zlib wrapper */ wraplen = 6 + (s->strstart ? 4 : 0); break; +#ifdef GZIP case 2: /* gzip wrapper */ wraplen = 18; if (s->gzhead != Z_NULL) { /* user-supplied gzip header */ + Bytef *str; if (s->gzhead->extra != Z_NULL) wraplen += 2 + s->gzhead->extra_len; str = s->gzhead->name; @@ -607,6 +694,7 @@ wraplen += 2; } break; +#endif default: /* for compiler happiness */ wraplen = 6; } @@ -634,10 +722,10 @@ } /* ========================================================================= - * Flush as much pending output as possible. All deflate() output goes - * through this function so some applications may wish to modify it - * to avoid allocating a large strm->next_out buffer and copying into it. - * (See also read_buf()). + * Flush as much pending output as possible. All deflate() output, except for + * some deflate_stored() output, goes through this function so some + * applications may wish to modify it to avoid allocating a large + * strm->next_out buffer and copying into it. (See also read_buf()). */ local void flush_pending(strm) z_streamp strm; @@ -654,13 +742,23 @@ strm->next_out += len; s->pending_out += len; strm->total_out += len; - strm->avail_out -= len; - s->pending -= len; + strm->avail_out -= len; + s->pending -= len; if (s->pending == 0) { s->pending_out = s->pending_buf; } } +/* =========================================================================== + * Update the header CRC with the bytes s->pending_buf[beg..s->pending - 1]. + */ +#define HCRC_UPDATE(beg) \ + do { \ + if (s->gzhead->hcrc && s->pending > (beg)) \ + strm->adler = crc32(strm->adler, s->pending_buf + (beg), \ + s->pending - (beg)); \ + } while (0) + /* ========================================================================= */ int ZEXPORT deflate (strm, flush) z_streamp strm; @@ -669,230 +767,229 @@ int old_flush; /* value of flush param for previous deflate call */ deflate_state *s; - if (strm == Z_NULL || strm->state == Z_NULL || - flush > Z_BLOCK || flush < 0) { + if (deflateStateCheck(strm) || flush > Z_BLOCK || flush < 0) { return Z_STREAM_ERROR; } s = strm->state; if (strm->next_out == Z_NULL || - (strm->next_in == Z_NULL && strm->avail_in != 0) || + (strm->avail_in != 0 && strm->next_in == Z_NULL) || (s->status == FINISH_STATE && flush != Z_FINISH)) { ERR_RETURN(strm, Z_STREAM_ERROR); } if (strm->avail_out == 0) ERR_RETURN(strm, Z_BUF_ERROR); - s->strm = strm; /* just in case */ old_flush = s->last_flush; s->last_flush = flush; + /* Flush as much pending output as possible */ + if (s->pending != 0) { + flush_pending(strm); + if (strm->avail_out == 0) { + /* Since avail_out is 0, deflate will be called again with + * more output space, but possibly with both pending and + * avail_in equal to zero. There won't be anything to do, + * but this is not an error situation so make sure we + * return OK instead of BUF_ERROR at next call of deflate: + */ + s->last_flush = -1; + return Z_OK; + } + + /* Make sure there is something to do and avoid duplicate consecutive + * flushes. For repeated and useless calls with Z_FINISH, we keep + * returning Z_STREAM_END instead of Z_BUF_ERROR. + */ + } else if (strm->avail_in == 0 && RANK(flush) <= RANK(old_flush) && + flush != Z_FINISH) { + ERR_RETURN(strm, Z_BUF_ERROR); + } + + /* User must not provide more input after the first FINISH: */ + if (s->status == FINISH_STATE && strm->avail_in != 0) { + ERR_RETURN(strm, Z_BUF_ERROR); + } + /* Write the header */ if (s->status == INIT_STATE) { -#ifdef GZIP - if (s->wrap == 2) { - strm->adler = crc32(0L, Z_NULL, 0); - put_byte(s, 31); - put_byte(s, 139); - put_byte(s, 8); - if (s->gzhead == Z_NULL) { - put_byte(s, 0); - put_byte(s, 0); - put_byte(s, 0); - put_byte(s, 0); - put_byte(s, 0); - put_byte(s, s->level == 9 ? 2 : - (s->strategy >= Z_HUFFMAN_ONLY || s->level < 2 ? - 4 : 0)); - put_byte(s, OS_CODE); - s->status = BUSY_STATE; - } - else { - put_byte(s, (s->gzhead->text ? 1 : 0) + - (s->gzhead->hcrc ? 2 : 0) + - (s->gzhead->extra == Z_NULL ? 0 : 4) + - (s->gzhead->name == Z_NULL ? 0 : 8) + - (s->gzhead->comment == Z_NULL ? 0 : 16) - ); - put_byte(s, (Byte)(s->gzhead->time & 0xff)); - put_byte(s, (Byte)((s->gzhead->time >> 8) & 0xff)); - put_byte(s, (Byte)((s->gzhead->time >> 16) & 0xff)); - put_byte(s, (Byte)((s->gzhead->time >> 24) & 0xff)); - put_byte(s, s->level == 9 ? 2 : - (s->strategy >= Z_HUFFMAN_ONLY || s->level < 2 ? - 4 : 0)); - put_byte(s, s->gzhead->os & 0xff); - if (s->gzhead->extra != Z_NULL) { - put_byte(s, s->gzhead->extra_len & 0xff); - put_byte(s, (s->gzhead->extra_len >> 8) & 0xff); - } - if (s->gzhead->hcrc) - strm->adler = crc32(strm->adler, s->pending_buf, - s->pending); - s->gzindex = 0; - s->status = EXTRA_STATE; - } - } + /* zlib header */ + uInt header = (Z_DEFLATED + ((s->w_bits-8)<<4)) << 8; + uInt level_flags; + + if (s->strategy >= Z_HUFFMAN_ONLY || s->level < 2) + level_flags = 0; + else if (s->level < 6) + level_flags = 1; + else if (s->level == 6) + level_flags = 2; else -#endif - { - uInt header = (Z_DEFLATED + ((s->w_bits-8)<<4)) << 8; - uInt level_flags; - - if (s->strategy >= Z_HUFFMAN_ONLY || s->level < 2) - level_flags = 0; - else if (s->level < 6) - level_flags = 1; - else if (s->level == 6) - level_flags = 2; - else - level_flags = 3; - header |= (level_flags << 6); - if (s->strstart != 0) header |= PRESET_DICT; - header += 31 - (header % 31); + level_flags = 3; + header |= (level_flags << 6); + if (s->strstart != 0) header |= PRESET_DICT; + header += 31 - (header % 31); + + putShortMSB(s, header); + + /* Save the adler32 of the preset dictionary: */ + if (s->strstart != 0) { + putShortMSB(s, (uInt)(strm->adler >> 16)); + putShortMSB(s, (uInt)(strm->adler & 0xffff)); + } + strm->adler = adler32(0L, Z_NULL, 0); + s->status = BUSY_STATE; + /* Compression must start with an empty pending buffer */ + flush_pending(strm); + if (s->pending != 0) { + s->last_flush = -1; + return Z_OK; + } + } +#ifdef GZIP + if (s->status == GZIP_STATE) { + /* gzip header */ + strm->adler = crc32(0L, Z_NULL, 0); + put_byte(s, 31); + put_byte(s, 139); + put_byte(s, 8); + if (s->gzhead == Z_NULL) { + put_byte(s, 0); + put_byte(s, 0); + put_byte(s, 0); + put_byte(s, 0); + put_byte(s, 0); + put_byte(s, s->level == 9 ? 2 : + (s->strategy >= Z_HUFFMAN_ONLY || s->level < 2 ? + 4 : 0)); + put_byte(s, OS_CODE); s->status = BUSY_STATE; - putShortMSB(s, header); - /* Save the adler32 of the preset dictionary: */ - if (s->strstart != 0) { - putShortMSB(s, (uInt)(strm->adler >> 16)); - putShortMSB(s, (uInt)(strm->adler & 0xffff)); + /* Compression must start with an empty pending buffer */ + flush_pending(strm); + if (s->pending != 0) { + s->last_flush = -1; + return Z_OK; } - strm->adler = adler32(0L, Z_NULL, 0); + } + else { + put_byte(s, (s->gzhead->text ? 1 : 0) + + (s->gzhead->hcrc ? 2 : 0) + + (s->gzhead->extra == Z_NULL ? 0 : 4) + + (s->gzhead->name == Z_NULL ? 0 : 8) + + (s->gzhead->comment == Z_NULL ? 0 : 16) + ); + put_byte(s, (Byte)(s->gzhead->time & 0xff)); + put_byte(s, (Byte)((s->gzhead->time >> 8) & 0xff)); + put_byte(s, (Byte)((s->gzhead->time >> 16) & 0xff)); + put_byte(s, (Byte)((s->gzhead->time >> 24) & 0xff)); + put_byte(s, s->level == 9 ? 2 : + (s->strategy >= Z_HUFFMAN_ONLY || s->level < 2 ? + 4 : 0)); + put_byte(s, s->gzhead->os & 0xff); + if (s->gzhead->extra != Z_NULL) { + put_byte(s, s->gzhead->extra_len & 0xff); + put_byte(s, (s->gzhead->extra_len >> 8) & 0xff); + } + if (s->gzhead->hcrc) + strm->adler = crc32(strm->adler, s->pending_buf, + s->pending); + s->gzindex = 0; + s->status = EXTRA_STATE; } } -#ifdef GZIP if (s->status == EXTRA_STATE) { if (s->gzhead->extra != Z_NULL) { - uInt beg = s->pending; /* start of bytes to update crc */ - - while (s->gzindex < (s->gzhead->extra_len & 0xffff)) { - if (s->pending == s->pending_buf_size) { - if (s->gzhead->hcrc && s->pending > beg) - strm->adler = crc32(strm->adler, s->pending_buf + beg, - s->pending - beg); - flush_pending(strm); - beg = s->pending; - if (s->pending == s->pending_buf_size) - break; + ulg beg = s->pending; /* start of bytes to update crc */ + uInt left = (s->gzhead->extra_len & 0xffff) - s->gzindex; + while (s->pending + left > s->pending_buf_size) { + uInt copy = s->pending_buf_size - s->pending; + zmemcpy(s->pending_buf + s->pending, + s->gzhead->extra + s->gzindex, copy); + s->pending = s->pending_buf_size; + HCRC_UPDATE(beg); + s->gzindex += copy; + flush_pending(strm); + if (s->pending != 0) { + s->last_flush = -1; + return Z_OK; } - put_byte(s, s->gzhead->extra[s->gzindex]); - s->gzindex++; - } - if (s->gzhead->hcrc && s->pending > beg) - strm->adler = crc32(strm->adler, s->pending_buf + beg, - s->pending - beg); - if (s->gzindex == s->gzhead->extra_len) { - s->gzindex = 0; - s->status = NAME_STATE; + beg = 0; + left -= copy; } + zmemcpy(s->pending_buf + s->pending, + s->gzhead->extra + s->gzindex, left); + s->pending += left; + HCRC_UPDATE(beg); + s->gzindex = 0; } - else - s->status = NAME_STATE; + s->status = NAME_STATE; } if (s->status == NAME_STATE) { if (s->gzhead->name != Z_NULL) { - uInt beg = s->pending; /* start of bytes to update crc */ + ulg beg = s->pending; /* start of bytes to update crc */ int val; - do { if (s->pending == s->pending_buf_size) { - if (s->gzhead->hcrc && s->pending > beg) - strm->adler = crc32(strm->adler, s->pending_buf + beg, - s->pending - beg); + HCRC_UPDATE(beg); flush_pending(strm); - beg = s->pending; - if (s->pending == s->pending_buf_size) { - val = 1; - break; + if (s->pending != 0) { + s->last_flush = -1; + return Z_OK; } + beg = 0; } val = s->gzhead->name[s->gzindex++]; put_byte(s, val); } while (val != 0); - if (s->gzhead->hcrc && s->pending > beg) - strm->adler = crc32(strm->adler, s->pending_buf + beg, - s->pending - beg); - if (val == 0) { - s->gzindex = 0; - s->status = COMMENT_STATE; - } + HCRC_UPDATE(beg); + s->gzindex = 0; } - else - s->status = COMMENT_STATE; + s->status = COMMENT_STATE; } if (s->status == COMMENT_STATE) { if (s->gzhead->comment != Z_NULL) { - uInt beg = s->pending; /* start of bytes to update crc */ + ulg beg = s->pending; /* start of bytes to update crc */ int val; - do { if (s->pending == s->pending_buf_size) { - if (s->gzhead->hcrc && s->pending > beg) - strm->adler = crc32(strm->adler, s->pending_buf + beg, - s->pending - beg); + HCRC_UPDATE(beg); flush_pending(strm); - beg = s->pending; - if (s->pending == s->pending_buf_size) { - val = 1; - break; + if (s->pending != 0) { + s->last_flush = -1; + return Z_OK; } + beg = 0; } val = s->gzhead->comment[s->gzindex++]; put_byte(s, val); } while (val != 0); - if (s->gzhead->hcrc && s->pending > beg) - strm->adler = crc32(strm->adler, s->pending_buf + beg, - s->pending - beg); - if (val == 0) - s->status = HCRC_STATE; + HCRC_UPDATE(beg); } - else - s->status = HCRC_STATE; + s->status = HCRC_STATE; } if (s->status == HCRC_STATE) { if (s->gzhead->hcrc) { - if (s->pending + 2 > s->pending_buf_size) + if (s->pending + 2 > s->pending_buf_size) { flush_pending(strm); - if (s->pending + 2 <= s->pending_buf_size) { - put_byte(s, (Byte)(strm->adler & 0xff)); - put_byte(s, (Byte)((strm->adler >> 8) & 0xff)); - strm->adler = crc32(0L, Z_NULL, 0); - s->status = BUSY_STATE; + if (s->pending != 0) { + s->last_flush = -1; + return Z_OK; + } } + put_byte(s, (Byte)(strm->adler & 0xff)); + put_byte(s, (Byte)((strm->adler >> 8) & 0xff)); + strm->adler = crc32(0L, Z_NULL, 0); } - else - s->status = BUSY_STATE; - } -#endif + s->status = BUSY_STATE; - /* Flush as much pending output as possible */ - if (s->pending != 0) { + /* Compression must start with an empty pending buffer */ flush_pending(strm); - if (strm->avail_out == 0) { - /* Since avail_out is 0, deflate will be called again with - * more output space, but possibly with both pending and - * avail_in equal to zero. There won't be anything to do, - * but this is not an error situation so make sure we - * return OK instead of BUF_ERROR at next call of deflate: - */ + if (s->pending != 0) { s->last_flush = -1; return Z_OK; } - - /* Make sure there is something to do and avoid duplicate consecutive - * flushes. For repeated and useless calls with Z_FINISH, we keep - * returning Z_STREAM_END instead of Z_BUF_ERROR. - */ - } else if (strm->avail_in == 0 && RANK(flush) <= RANK(old_flush) && - flush != Z_FINISH) { - ERR_RETURN(strm, Z_BUF_ERROR); - } - - /* User must not provide more input after the first FINISH: */ - if (s->status == FINISH_STATE && strm->avail_in != 0) { - ERR_RETURN(strm, Z_BUF_ERROR); } +#endif /* Start a new block or continue the current one. */ @@ -900,9 +997,10 @@ (flush != Z_NO_FLUSH && s->status != FINISH_STATE)) { block_state bstate; - bstate = s->strategy == Z_HUFFMAN_ONLY ? deflate_huff(s, flush) : - (s->strategy == Z_RLE ? deflate_rle(s, flush) : - (*(configuration_table[s->level].func))(s, flush)); + bstate = s->level == 0 ? deflate_stored(s, flush) : + s->strategy == Z_HUFFMAN_ONLY ? deflate_huff(s, flush) : + s->strategy == Z_RLE ? deflate_rle(s, flush) : + (*(configuration_table[s->level].func))(s, flush); if (bstate == finish_started || bstate == finish_done) { s->status = FINISH_STATE; @@ -944,7 +1042,6 @@ } } } - Assert(strm->avail_out > 0, "bug2"); if (flush != Z_FINISH) return Z_OK; if (s->wrap <= 0) return Z_STREAM_END; @@ -981,18 +1078,9 @@ { int status; - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; + if (deflateStateCheck(strm)) return Z_STREAM_ERROR; status = strm->state->status; - if (status != INIT_STATE && - status != EXTRA_STATE && - status != NAME_STATE && - status != COMMENT_STATE && - status != HCRC_STATE && - status != BUSY_STATE && - status != FINISH_STATE) { - return Z_STREAM_ERROR; - } /* Deallocate in reverse order of allocations: */ TRY_FREE(strm, strm->state->pending_buf); @@ -1023,7 +1111,7 @@ ushf *overlay; - if (source == Z_NULL || dest == Z_NULL || source->state == Z_NULL) { + if (deflateStateCheck(source) || dest == Z_NULL) { return Z_STREAM_ERROR; } @@ -1073,7 +1161,7 @@ * allocating a large strm->next_in buffer and copying from it. * (See also flush_pending()). */ -local int read_buf(strm, buf, size) +local unsigned read_buf(strm, buf, size) z_streamp strm; Bytef *buf; unsigned size; @@ -1097,7 +1185,7 @@ strm->next_in += len; strm->total_in += len; - return (int)len; + return len; } /* =========================================================================== @@ -1151,9 +1239,9 @@ { unsigned chain_length = s->max_chain_length;/* max hash chain length */ register Bytef *scan = s->window + s->strstart; /* current string */ - register Bytef *match; /* matched string */ + register Bytef *match; /* matched string */ register int len; /* length of current match */ - int best_len = s->prev_length; /* best match length so far */ + int best_len = (int)s->prev_length; /* best match length so far */ int nice_match = s->nice_match; /* stop if match long enough */ IPos limit = s->strstart > (IPos)MAX_DIST(s) ? s->strstart - (IPos)MAX_DIST(s) : NIL; @@ -1188,7 +1276,7 @@ /* Do not look for matches beyond the end of the input. This is necessary * to make deflate deterministic. */ - if ((uInt)nice_match > s->lookahead) nice_match = s->lookahead; + if ((uInt)nice_match > s->lookahead) nice_match = (int)s->lookahead; Assert((ulg)s->strstart <= s->window_size-MIN_LOOKAHEAD, "need lookahead"); @@ -1349,7 +1437,11 @@ #endif /* FASTEST */ -#ifdef DEBUG +#ifdef ZLIB_DEBUG + +#define EQUAL 0 +/* result of memcmp for equal strings */ + /* =========================================================================== * Check that the match at match_start is indeed a match. */ @@ -1375,7 +1467,7 @@ } #else # define check_match(s, start, match, length) -#endif /* DEBUG */ +#endif /* ZLIB_DEBUG */ /* =========================================================================== * Fill the window when the lookahead becomes insufficient. @@ -1390,8 +1482,7 @@ local void fill_window(s) deflate_state *s; { - register unsigned n, m; - register Posf *p; + unsigned n; unsigned more; /* Amount of free space at the end of the window. */ uInt wsize = s->w_size; @@ -1418,35 +1509,11 @@ */ if (s->strstart >= wsize+MAX_DIST(s)) { - zmemcpy(s->window, s->window+wsize, (unsigned)wsize); + zmemcpy(s->window, s->window+wsize, (unsigned)wsize - more); s->match_start -= wsize; s->strstart -= wsize; /* we now have strstart >= MAX_DIST */ s->block_start -= (long) wsize; - - /* Slide the hash table (could be avoided with 32 bit values - at the expense of memory usage). We slide even when level == 0 - to keep the hash table consistent if we switch back to level > 0 - later. (Using level 0 permanently is not an optimal usage of - zlib, so we don't care about this pathological case.) - */ - n = s->hash_size; - p = &s->head[n]; - do { - m = *--p; - *p = (Pos)(m >= wsize ? m-wsize : NIL); - } while (--n); - - n = wsize; -#ifndef FASTEST - p = &s->prev[n]; - do { - m = *--p; - *p = (Pos)(m >= wsize ? m-wsize : NIL); - /* If n is not on any hash chain, prev[n] is garbage but - * its value will never be used. - */ - } while (--n); -#endif + slide_hash(s); more += wsize; } if (s->strm->avail_in == 0) break; @@ -1552,70 +1619,199 @@ if (s->strm->avail_out == 0) return (last) ? finish_started : need_more; \ } +/* Maximum stored block length in deflate format (not including header). */ +#define MAX_STORED 65535 + +/* Minimum of a and b. */ +#define MIN(a, b) ((a) > (b) ? (b) : (a)) + /* =========================================================================== * Copy without compression as much as possible from the input stream, return * the current block state. - * This function does not insert new strings in the dictionary since - * uncompressible data is probably not useful. This function is used - * only for the level=0 compression option. - * NOTE: this function should be optimized to avoid extra copying from - * window to pending_buf. + * + * In case deflateParams() is used to later switch to a non-zero compression + * level, s->matches (otherwise unused when storing) keeps track of the number + * of hash table slides to perform. If s->matches is 1, then one hash table + * slide will be done when switching. If s->matches is 2, the maximum value + * allowed here, then the hash table will be cleared, since two or more slides + * is the same as a clear. + * + * deflate_stored() is written to minimize the number of times an input byte is + * copied. It is most efficient with large input and output buffers, which + * maximizes the opportunites to have a single copy from next_in to next_out. */ 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: + /* Smallest worthy block size when not flushing or finishing. By default + * this is 32K. This can be as small as 507 bytes for memLevel == 1. For + * large input and output buffers, the stored block size will be larger. */ - ulg max_block_size = 0xffff; - ulg max_start; + unsigned min_block = MIN(s->pending_buf_size - 5, s->w_size); - if (max_block_size > s->pending_buf_size - 5) { - max_block_size = s->pending_buf_size - 5; - } - - /* Copy as much as possible from input to output: */ - for (;;) { - /* Fill the window as much as possible: */ - if (s->lookahead <= 1) { - - Assert(s->strstart < s->w_size+MAX_DIST(s) || - s->block_start >= (long)s->w_size, "slide too late"); + /* Copy as many min_block or larger stored blocks directly to next_out as + * possible. If flushing, copy the remaining available input to next_out as + * stored blocks, if there is enough space. + */ + unsigned len, left, have, last = 0; + unsigned used = s->strm->avail_in; + do { + /* Set len to the maximum size block that we can copy directly with the + * available input data and output space. Set left to how much of that + * would be copied from what's left in the window. + */ + len = MAX_STORED; /* maximum deflate stored block length */ + have = (s->bi_valid + 42) >> 3; /* number of header bytes */ + if (s->strm->avail_out < have) /* need room for header */ + break; + /* maximum stored block length that will fit in avail_out: */ + have = s->strm->avail_out - have; + left = s->strstart - s->block_start; /* bytes left in window */ + if (len > (ulg)left + s->strm->avail_in) + len = left + s->strm->avail_in; /* limit len to the input */ + if (len > have) + len = have; /* limit len to the output */ + + /* If the stored block would be less than min_block in length, or if + * unable to copy all of the available input when flushing, then try + * copying to the window and the pending buffer instead. Also don't + * write an empty block when flushing -- deflate() does that. + */ + if (len < min_block && ((len == 0 && flush != Z_FINISH) || + flush == Z_NO_FLUSH || + len != left + s->strm->avail_in)) + break; - fill_window(s); - if (s->lookahead == 0 && flush == Z_NO_FLUSH) return need_more; + /* Make a dummy stored block in pending to get the header bytes, + * including any pending bits. This also updates the debugging counts. + */ + last = flush == Z_FINISH && len == left + s->strm->avail_in ? 1 : 0; + _tr_stored_block(s, (char *)0, 0L, last); - if (s->lookahead == 0) break; /* flush the current block */ + /* Replace the lengths in the dummy stored block with len. */ + s->pending_buf[s->pending - 4] = len; + s->pending_buf[s->pending - 3] = len >> 8; + s->pending_buf[s->pending - 2] = ~len; + s->pending_buf[s->pending - 1] = ~len >> 8; + + /* Write the stored block header bytes. */ + flush_pending(s->strm); + +#ifdef ZLIB_DEBUG + /* Update debugging counts for the data about to be copied. */ + s->compressed_len += len << 3; + s->bits_sent += len << 3; +#endif + + /* Copy uncompressed bytes from the window to next_out. */ + if (left) { + if (left > len) + left = len; + zmemcpy(s->strm->next_out, s->window + s->block_start, left); + s->strm->next_out += left; + s->strm->avail_out -= left; + s->strm->total_out += left; + s->block_start += left; + len -= left; } - Assert(s->block_start >= 0L, "block gone"); - - s->strstart += s->lookahead; - s->lookahead = 0; - /* Emit a stored block if pending_buf will be full: */ - max_start = s->block_start + max_block_size; - if (s->strstart == 0 || (ulg)s->strstart >= max_start) { - /* strstart == 0 is possible when wraparound on 16-bit machine */ - s->lookahead = (uInt)(s->strstart - max_start); - s->strstart = (uInt)max_start; - FLUSH_BLOCK(s, 0); - } - /* Flush if we may have to slide, otherwise block_start may become - * negative and the data will be gone: + /* Copy uncompressed bytes directly from next_in to next_out, updating + * the check value. + */ + if (len) { + read_buf(s->strm, s->strm->next_out, len); + s->strm->next_out += len; + s->strm->avail_out -= len; + s->strm->total_out += len; + } + } while (last == 0); + + /* Update the sliding window with the last s->w_size bytes of the copied + * data, or append all of the copied data to the existing window if less + * than s->w_size bytes were copied. Also update the number of bytes to + * insert in the hash tables, in the event that deflateParams() switches to + * a non-zero compression level. + */ + used -= s->strm->avail_in; /* number of input bytes directly copied */ + if (used) { + /* If any input was used, then no unused input remains in the window, + * therefore s->block_start == s->strstart. */ - if (s->strstart - (uInt)s->block_start >= MAX_DIST(s)) { - FLUSH_BLOCK(s, 0); + if (used >= s->w_size) { /* supplant the previous history */ + s->matches = 2; /* clear hash */ + zmemcpy(s->window, s->strm->next_in - s->w_size, s->w_size); + s->strstart = s->w_size; + } + else { + if (s->window_size - s->strstart <= used) { + /* Slide the window down. */ + s->strstart -= s->w_size; + zmemcpy(s->window, s->window + s->w_size, s->strstart); + if (s->matches < 2) + s->matches++; /* add a pending slide_hash() */ + } + zmemcpy(s->window + s->strstart, s->strm->next_in - used, used); + s->strstart += used; } + s->block_start = s->strstart; + s->insert += MIN(used, s->w_size - s->insert); } - s->insert = 0; - if (flush == Z_FINISH) { - FLUSH_BLOCK(s, 1); + if (s->high_water < s->strstart) + s->high_water = s->strstart; + + /* If the last block was written to next_out, then done. */ + if (last) return finish_done; + + /* If flushing and all input has been consumed, then done. */ + if (flush != Z_NO_FLUSH && flush != Z_FINISH && + s->strm->avail_in == 0 && (long)s->strstart == s->block_start) + return block_done; + + /* Fill the window with any remaining input. */ + have = s->window_size - s->strstart - 1; + if (s->strm->avail_in > have && s->block_start >= (long)s->w_size) { + /* Slide the window down. */ + s->block_start -= s->w_size; + s->strstart -= s->w_size; + zmemcpy(s->window, s->window + s->w_size, s->strstart); + if (s->matches < 2) + s->matches++; /* add a pending slide_hash() */ + have += s->w_size; /* more space now */ + } + if (have > s->strm->avail_in) + have = s->strm->avail_in; + if (have) { + read_buf(s->strm, s->window + s->strstart, have); + s->strstart += have; + } + if (s->high_water < s->strstart) + s->high_water = s->strstart; + + /* There was not enough avail_out to write a complete worthy or flushed + * stored block to next_out. Write a stored block to pending instead, if we + * have enough input for a worthy block, or if flushing and there is enough + * room for the remaining input as a stored block in the pending buffer. + */ + have = (s->bi_valid + 42) >> 3; /* number of header bytes */ + /* maximum stored block length that will fit in pending: */ + have = MIN(s->pending_buf_size - have, MAX_STORED); + min_block = MIN(have, s->w_size); + left = s->strstart - s->block_start; + if (left >= min_block || + ((left || flush == Z_FINISH) && flush != Z_NO_FLUSH && + s->strm->avail_in == 0 && left <= have)) { + len = MIN(left, have); + last = flush == Z_FINISH && s->strm->avail_in == 0 && + len == left ? 1 : 0; + _tr_stored_block(s, (charf *)s->window + s->block_start, len, last); + s->block_start += len; + flush_pending(s->strm); } - if ((long)s->strstart > s->block_start) - FLUSH_BLOCK(s, 0); - return block_done; + + /* We've done all we can with the available input and output. */ + return last ? finish_started : need_more; } /* =========================================================================== @@ -1892,7 +2088,7 @@ prev == *++scan && prev == *++scan && prev == *++scan && prev == *++scan && scan < strend); - s->match_length = MAX_MATCH - (int)(strend - scan); + s->match_length = MAX_MATCH - (uInt)(strend - scan); if (s->match_length > s->lookahead) s->match_length = s->lookahead; } diff -Nru zlib-1.2.8.dfsg/deflate.h zlib-1.2.11.dfsg/deflate.h --- zlib-1.2.8.dfsg/deflate.h 2012-06-02 17:16:43.000000000 +0000 +++ zlib-1.2.11.dfsg/deflate.h 2017-01-01 07:37:10.000000000 +0000 @@ -1,5 +1,5 @@ /* deflate.h -- internal compression state - * Copyright (C) 1995-2012 Jean-loup Gailly + * Copyright (C) 1995-2016 Jean-loup Gailly * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -51,13 +51,16 @@ #define Buf_size 16 /* size of bit buffer in bi_buf */ -#define INIT_STATE 42 -#define EXTRA_STATE 69 -#define NAME_STATE 73 -#define COMMENT_STATE 91 -#define HCRC_STATE 103 -#define BUSY_STATE 113 -#define FINISH_STATE 666 +#define INIT_STATE 42 /* zlib header -> BUSY_STATE */ +#ifdef GZIP +# define GZIP_STATE 57 /* gzip header -> BUSY_STATE | EXTRA_STATE */ +#endif +#define EXTRA_STATE 69 /* gzip extra block -> NAME_STATE */ +#define NAME_STATE 73 /* gzip file name -> COMMENT_STATE */ +#define COMMENT_STATE 91 /* gzip comment -> HCRC_STATE */ +#define HCRC_STATE 103 /* gzip header CRC -> BUSY_STATE */ +#define BUSY_STATE 113 /* deflate -> FINISH_STATE */ +#define FINISH_STATE 666 /* stream complete */ /* Stream status */ @@ -83,7 +86,7 @@ typedef struct tree_desc_s { ct_data *dyn_tree; /* the dynamic tree */ int max_code; /* largest code with non zero frequency */ - static_tree_desc *stat_desc; /* the corresponding static tree */ + const static_tree_desc *stat_desc; /* the corresponding static tree */ } FAR tree_desc; typedef ush Pos; @@ -100,10 +103,10 @@ Bytef *pending_buf; /* output still pending */ ulg pending_buf_size; /* size of pending_buf */ Bytef *pending_out; /* next pending byte to output to the stream */ - uInt pending; /* nb of bytes in the pending buffer */ + ulg pending; /* nb of bytes in the pending buffer */ int wrap; /* bit 0 true for zlib, bit 1 true for gzip */ gz_headerp gzhead; /* gzip header information to write */ - uInt gzindex; /* where in extra, name, or comment */ + ulg gzindex; /* where in extra, name, or comment */ Byte method; /* can only be DEFLATED */ int last_flush; /* value of flush param for previous deflate call */ @@ -249,7 +252,7 @@ uInt matches; /* number of string matches in current block */ uInt insert; /* bytes at end of window left to insert */ -#ifdef DEBUG +#ifdef ZLIB_DEBUG ulg compressed_len; /* total bit length of compressed file mod 2^32 */ ulg bits_sent; /* bit length of compressed data sent mod 2^32 */ #endif @@ -275,7 +278,7 @@ /* Output a byte on the stream. * IN assertion: there is enough room in pending_buf. */ -#define put_byte(s, c) {s->pending_buf[s->pending++] = (c);} +#define put_byte(s, c) {s->pending_buf[s->pending++] = (Bytef)(c);} #define MIN_LOOKAHEAD (MAX_MATCH+MIN_MATCH+1) @@ -309,7 +312,7 @@ * used. */ -#ifndef DEBUG +#ifndef ZLIB_DEBUG /* Inline versions of _tr_tally for speed: */ #if defined(GEN_TREES_H) || !defined(STDC) @@ -328,8 +331,8 @@ flush = (s->last_lit == s->lit_bufsize-1); \ } # define _tr_tally_dist(s, distance, length, flush) \ - { uch len = (length); \ - ush dist = (distance); \ + { uch len = (uch)(length); \ + ush dist = (ush)(distance); \ s->d_buf[s->last_lit] = dist; \ s->l_buf[s->last_lit++] = len; \ dist--; \ diff -Nru zlib-1.2.8.dfsg/examples/gun.c zlib-1.2.11.dfsg/examples/gun.c --- zlib-1.2.8.dfsg/examples/gun.c 2012-08-14 04:49:10.000000000 +0000 +++ zlib-1.2.11.dfsg/examples/gun.c 2016-10-30 15:49:01.000000000 +0000 @@ -46,7 +46,7 @@ end-of-file, they cannot be concantenated. If a Unix compress stream is encountered in an input file, it is the last stream in that file. - Like gunzip and uncompress, the file attributes of the orignal compressed + Like gunzip and uncompress, the file attributes of the original compressed file are maintained in the final uncompressed file, to the extent that the user permissions allow it. diff -Nru zlib-1.2.8.dfsg/examples/gzlog.c zlib-1.2.11.dfsg/examples/gzlog.c --- zlib-1.2.8.dfsg/examples/gzlog.c 2012-08-19 01:07:04.000000000 +0000 +++ zlib-1.2.11.dfsg/examples/gzlog.c 2017-01-01 07:37:10.000000000 +0000 @@ -1,6 +1,6 @@ /* * gzlog.c - * Copyright (C) 2004, 2008, 2012 Mark Adler, all rights reserved + * Copyright (C) 2004, 2008, 2012, 2016 Mark Adler, all rights reserved * For conditions of distribution and use, see copyright notice in gzlog.h * version 2.2, 14 Aug 2012 */ @@ -243,7 +243,7 @@ typedef unsigned long ulong; /* Macro for debugging to deterministically force recovery operations */ -#ifdef DEBUG +#ifdef GZLOG_DEBUG #include /* longjmp */ jmp_buf gzlog_jump; /* where to go back to */ int gzlog_bail = 0; /* which point to bail at (1..8) */ diff -Nru zlib-1.2.8.dfsg/examples/zran.c zlib-1.2.11.dfsg/examples/zran.c --- zlib-1.2.8.dfsg/examples/zran.c 2012-09-30 05:37:55.000000000 +0000 +++ zlib-1.2.11.dfsg/examples/zran.c 2016-10-30 15:49:01.000000000 +0000 @@ -27,7 +27,7 @@ grows as needed to accommodate the points. To use the index, an offset in the uncompressed data is provided, for which - the latest accees point at or preceding that offset is located in the index. + the latest access point at or preceding that offset is located in the index. The input file is positioned to the specified location in the index, and if necessary the first few bits of the compressed data is read from the file. inflate is initialized with those bits and the 32K of uncompressed data, and diff -Nru zlib-1.2.8.dfsg/gzguts.h zlib-1.2.11.dfsg/gzguts.h --- zlib-1.2.8.dfsg/gzguts.h 2013-04-14 01:04:06.000000000 +0000 +++ zlib-1.2.11.dfsg/gzguts.h 2017-01-01 07:37:10.000000000 +0000 @@ -1,5 +1,5 @@ /* gzguts.h -- zlib internal header definitions for gz* operations - * Copyright (C) 2004, 2005, 2010, 2011, 2012, 2013 Mark Adler + * Copyright (C) 2004, 2005, 2010, 2011, 2012, 2013, 2016 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -25,6 +25,10 @@ # include # include #endif + +#ifndef _POSIX_SOURCE +# define _POSIX_SOURCE +#endif #include #ifdef _WIN32 @@ -35,6 +39,10 @@ # include #endif +#if defined(_WIN32) || defined(__CYGWIN__) +# define WIDECHAR +#endif + #ifdef WINAPI_FAMILY # define open _open # define read _read @@ -95,18 +103,19 @@ # endif #endif -/* unlike snprintf (which is required in C99, yet still not supported by - Microsoft more than a decade later!), _snprintf does not guarantee null - termination of the result -- however this is only used in gzlib.c where +/* unlike snprintf (which is required in C99), _snprintf does not guarantee + null termination of the result -- however this is only used in gzlib.c where the result is assured to fit in the space provided */ -#ifdef _MSC_VER +#if defined(_MSC_VER) && _MSC_VER < 1900 # define snprintf _snprintf #endif #ifndef local # define local static #endif -/* compile with -Dlocal if your debugger can't find static symbols */ +/* since "static" is used to mean two completely different things in C, we + define "local" for the non-static meaning of "static", for readability + (compile with -Dlocal if your debugger can't find static symbols) */ /* gz* functions always use library allocation functions */ #ifndef STDC @@ -170,7 +179,7 @@ char *path; /* path or fd for error messages */ unsigned size; /* buffer size, zero if not allocated yet */ unsigned want; /* requested buffer size, default is GZBUFSIZE */ - unsigned char *in; /* input buffer */ + unsigned char *in; /* input buffer (double-sized when writing) */ unsigned char *out; /* output buffer (double-sized when reading) */ int direct; /* 0 if processing gzip, 1 if transparent */ /* just for reading */ diff -Nru zlib-1.2.8.dfsg/gzlib.c zlib-1.2.11.dfsg/gzlib.c --- zlib-1.2.8.dfsg/gzlib.c 2013-03-25 05:47:59.000000000 +0000 +++ zlib-1.2.11.dfsg/gzlib.c 2017-01-15 17:29:40.000000000 +0000 @@ -1,11 +1,11 @@ /* gzlib.c -- zlib functions common to reading and writing gzip files - * Copyright (C) 2004, 2010, 2011, 2012, 2013 Mark Adler + * Copyright (C) 2004-2017 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ #include "gzguts.h" -#if defined(_WIN32) && !defined(__BORLANDC__) +#if defined(_WIN32) && !defined(__BORLANDC__) && !defined(__MINGW32__) # define LSEEK _lseeki64 #else #if defined(_LARGEFILE64_SOURCE) && _LFS64_LARGEFILE-0 @@ -94,7 +94,7 @@ const char *mode; { gz_statep state; - size_t len; + z_size_t len; int oflag; #ifdef O_CLOEXEC int cloexec = 0; @@ -188,10 +188,10 @@ } /* save the path name for error messages */ -#ifdef _WIN32 +#ifdef WIDECHAR if (fd == -2) { len = wcstombs(NULL, path, 0); - if (len == (size_t)-1) + if (len == (z_size_t)-1) len = 0; } else @@ -202,7 +202,7 @@ free(state); return NULL; } -#ifdef _WIN32 +#ifdef WIDECHAR if (fd == -2) if (len) wcstombs(state->path, path, len + 1); @@ -211,7 +211,7 @@ else #endif #if !defined(NO_snprintf) && !defined(NO_vsnprintf) - snprintf(state->path, len + 1, "%s", (const char *)path); + (void)snprintf(state->path, len + 1, "%s", (const char *)path); #else strcpy(state->path, path); #endif @@ -239,7 +239,7 @@ /* open the file with the appropriate flags (or just use fd) */ state->fd = fd > -1 ? fd : ( -#ifdef _WIN32 +#ifdef WIDECHAR fd == -2 ? _wopen(path, oflag, 0666) : #endif open((const char *)path, oflag, 0666)); @@ -248,8 +248,10 @@ free(state); return NULL; } - if (state->mode == GZ_APPEND) + if (state->mode == GZ_APPEND) { + LSEEK(state->fd, 0, SEEK_END); /* so gzoffset() is correct */ state->mode = GZ_WRITE; /* simplify later checks */ + } /* save the current position for rewinding (only if reading) */ if (state->mode == GZ_READ) { @@ -291,7 +293,7 @@ if (fd == -1 || (path = (char *)malloc(7 + 3 * sizeof(int))) == NULL) return NULL; #if !defined(NO_snprintf) && !defined(NO_vsnprintf) - snprintf(path, 7 + 3 * sizeof(int), "", fd); /* for debugging */ + (void)snprintf(path, 7 + 3 * sizeof(int), "", fd); #else sprintf(path, "", fd); /* for debugging */ #endif @@ -301,7 +303,7 @@ } /* -- see zlib.h -- */ -#ifdef _WIN32 +#ifdef WIDECHAR gzFile ZEXPORT gzopen_w(path, mode) const wchar_t *path; const char *mode; @@ -329,6 +331,8 @@ return -1; /* check and set requested size */ + if ((size << 1) < size) + return -1; /* need to be able to double it */ if (size < 2) size = 2; /* need two bytes to check magic header */ state->want = size; @@ -604,14 +608,13 @@ return; } #if !defined(NO_snprintf) && !defined(NO_vsnprintf) - snprintf(state->msg, strlen(state->path) + strlen(msg) + 3, - "%s%s%s", state->path, ": ", msg); + (void)snprintf(state->msg, strlen(state->path) + strlen(msg) + 3, + "%s%s%s", state->path, ": ", msg); #else strcpy(state->msg, state->path); strcat(state->msg, ": "); strcat(state->msg, msg); #endif - return; } #ifndef INT_MAX diff -Nru zlib-1.2.8.dfsg/gzread.c zlib-1.2.11.dfsg/gzread.c --- zlib-1.2.8.dfsg/gzread.c 2013-03-25 05:47:59.000000000 +0000 +++ zlib-1.2.11.dfsg/gzread.c 2017-01-01 07:37:10.000000000 +0000 @@ -1,5 +1,5 @@ /* gzread.c -- zlib functions for reading gzip files - * Copyright (C) 2004, 2005, 2010, 2011, 2012, 2013 Mark Adler + * Copyright (C) 2004, 2005, 2010, 2011, 2012, 2013, 2016 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -12,6 +12,7 @@ local int gz_decomp OF((gz_statep)); local int gz_fetch OF((gz_statep)); local int gz_skip OF((gz_statep, z_off64_t)); +local z_size_t gz_read OF((gz_statep, voidp, z_size_t)); /* Use read() to load a buffer -- return -1 on error, otherwise 0. Read from state->fd, and update state->eof, state->err, and state->msg as appropriate. @@ -24,13 +25,17 @@ unsigned *have; { int ret; + unsigned get, max = ((unsigned)-1 >> 2) + 1; *have = 0; do { - ret = read(state->fd, buf + *have, len - *have); + get = len - *have; + if (get > max) + get = max; + ret = read(state->fd, buf + *have, get); if (ret <= 0) break; - *have += ret; + *have += (unsigned)ret; } while (*have < len); if (ret < 0) { gz_error(state, Z_ERRNO, zstrerror()); @@ -94,10 +99,8 @@ state->in = (unsigned char *)malloc(state->want); state->out = (unsigned char *)malloc(state->want << 1); if (state->in == NULL || state->out == NULL) { - if (state->out != NULL) - free(state->out); - if (state->in != NULL) - free(state->in); + free(state->out); + free(state->in); gz_error(state, Z_MEM_ERROR, "out of memory"); return -1; } @@ -284,33 +287,17 @@ return 0; } -/* -- see zlib.h -- */ -int ZEXPORT gzread(file, buf, len) - gzFile file; +/* Read len bytes into buf from file, or less than len up to the end of the + input. Return the number of bytes read. If zero is returned, either the + end of file was reached, or there was an error. state->err must be + consulted in that case to determine which. */ +local z_size_t gz_read(state, buf, len) + gz_statep state; voidp buf; - unsigned len; + z_size_t len; { - unsigned got, n; - gz_statep state; - z_streamp strm; - - /* get internal structure */ - if (file == NULL) - return -1; - state = (gz_statep)file; - strm = &(state->strm); - - /* check that we're reading and that there's no (serious) error */ - if (state->mode != GZ_READ || - (state->err != Z_OK && state->err != Z_BUF_ERROR)) - return -1; - - /* since an int is returned, make sure len fits in one, otherwise return - with an error (this avoids the flaw in the interface) */ - if ((int)len < 0) { - gz_error(state, Z_DATA_ERROR, "requested length does not fit in int"); - return -1; - } + z_size_t got; + unsigned n; /* if len is zero, avoid unnecessary operations */ if (len == 0) @@ -320,32 +307,38 @@ if (state->seek) { state->seek = 0; if (gz_skip(state, state->skip) == -1) - return -1; + return 0; } /* get len bytes to buf, or less than len if at the end */ got = 0; do { + /* set n to the maximum amount of len that fits in an unsigned int */ + n = -1; + if (n > len) + n = len; + /* first just try copying data from the output buffer */ if (state->x.have) { - n = state->x.have > len ? len : state->x.have; + if (state->x.have < n) + n = state->x.have; memcpy(buf, state->x.next, n); state->x.next += n; state->x.have -= n; } /* output buffer empty -- return if we're at the end of the input */ - else if (state->eof && strm->avail_in == 0) { + else if (state->eof && state->strm.avail_in == 0) { state->past = 1; /* tried to read past end */ break; } /* need output data -- for small len or new stream load up our output buffer */ - else if (state->how == LOOK || len < (state->size << 1)) { + else if (state->how == LOOK || n < (state->size << 1)) { /* get more output, looking for header if required */ if (gz_fetch(state) == -1) - return -1; + return 0; continue; /* no progress yet -- go back to copy above */ /* the copy above assures that we will leave with space in the output buffer, allowing at least one gzungetc() to succeed */ @@ -353,16 +346,16 @@ /* large len -- read directly into user buffer */ else if (state->how == COPY) { /* read directly */ - if (gz_load(state, (unsigned char *)buf, len, &n) == -1) - return -1; + if (gz_load(state, (unsigned char *)buf, n, &n) == -1) + return 0; } /* large len -- decompress directly into user buffer */ else { /* state->how == GZIP */ - strm->avail_out = len; - strm->next_out = (unsigned char *)buf; + state->strm.avail_out = n; + state->strm.next_out = (unsigned char *)buf; if (gz_decomp(state) == -1) - return -1; + return 0; n = state->x.have; state->x.have = 0; } @@ -374,8 +367,75 @@ state->x.pos += n; } while (len); - /* return number of bytes read into user buffer (will fit in int) */ - return (int)got; + /* return number of bytes read into user buffer */ + return got; +} + +/* -- see zlib.h -- */ +int ZEXPORT gzread(file, buf, len) + gzFile file; + voidp buf; + unsigned len; +{ + gz_statep state; + + /* get internal structure */ + if (file == NULL) + return -1; + state = (gz_statep)file; + + /* check that we're reading and that there's no (serious) error */ + if (state->mode != GZ_READ || + (state->err != Z_OK && state->err != Z_BUF_ERROR)) + return -1; + + /* since an int is returned, make sure len fits in one, otherwise return + with an error (this avoids a flaw in the interface) */ + if ((int)len < 0) { + gz_error(state, Z_STREAM_ERROR, "request does not fit in an int"); + return -1; + } + + /* read len or fewer bytes to buf */ + len = gz_read(state, buf, len); + + /* check for an error */ + if (len == 0 && state->err != Z_OK && state->err != Z_BUF_ERROR) + return -1; + + /* return the number of bytes read (this is assured to fit in an int) */ + return (int)len; +} + +/* -- see zlib.h -- */ +z_size_t ZEXPORT gzfread(buf, size, nitems, file) + voidp buf; + z_size_t size; + z_size_t nitems; + gzFile file; +{ + z_size_t len; + gz_statep state; + + /* get internal structure */ + if (file == NULL) + return 0; + state = (gz_statep)file; + + /* check that we're reading and that there's no (serious) error */ + if (state->mode != GZ_READ || + (state->err != Z_OK && state->err != Z_BUF_ERROR)) + return 0; + + /* compute bytes to read -- error on overflow */ + len = nitems * size; + if (size && len / size != nitems) { + gz_error(state, Z_STREAM_ERROR, "request does not fit in a size_t"); + return 0; + } + + /* read len or fewer bytes to buf, return the number of full items read */ + return len ? gz_read(state, buf, len) / size : 0; } /* -- see zlib.h -- */ @@ -408,8 +468,8 @@ return *(state->x.next)++; } - /* nothing there -- try gzread() */ - ret = gzread(file, buf, 1); + /* nothing there -- try gz_read() */ + ret = gz_read(state, buf, 1); return ret < 1 ? -1 : buf[0]; } @@ -451,7 +511,7 @@ if (state->x.have == 0) { state->x.have = 1; state->x.next = state->out + (state->size << 1) - 1; - state->x.next[0] = c; + state->x.next[0] = (unsigned char)c; state->x.pos--; state->past = 0; return c; @@ -473,7 +533,7 @@ } state->x.have++; state->x.next--; - state->x.next[0] = c; + state->x.next[0] = (unsigned char)c; state->x.pos--; state->past = 0; return c; diff -Nru zlib-1.2.8.dfsg/gzwrite.c zlib-1.2.11.dfsg/gzwrite.c --- zlib-1.2.8.dfsg/gzwrite.c 2013-04-14 01:04:06.000000000 +0000 +++ zlib-1.2.11.dfsg/gzwrite.c 2017-01-15 17:29:40.000000000 +0000 @@ -1,5 +1,5 @@ /* gzwrite.c -- zlib functions for writing gzip files - * Copyright (C) 2004, 2005, 2010, 2011, 2012, 2013 Mark Adler + * Copyright (C) 2004-2017 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -9,17 +9,19 @@ local int gz_init OF((gz_statep)); local int gz_comp OF((gz_statep, int)); local int gz_zero OF((gz_statep, z_off64_t)); +local z_size_t gz_write OF((gz_statep, voidpc, z_size_t)); /* Initialize state for writing a gzip file. Mark initialization by setting - state->size to non-zero. Return -1 on failure or 0 on success. */ + state->size to non-zero. Return -1 on a memory allocation failure, or 0 on + success. */ local int gz_init(state) gz_statep state; { int ret; z_streamp strm = &(state->strm); - /* allocate input buffer */ - state->in = (unsigned char *)malloc(state->want); + /* allocate input buffer (double size for gzprintf) */ + state->in = (unsigned char *)malloc(state->want << 1); if (state->in == NULL) { gz_error(state, Z_MEM_ERROR, "out of memory"); return -1; @@ -47,6 +49,7 @@ gz_error(state, Z_MEM_ERROR, "out of memory"); return -1; } + strm->next_in = NULL; } /* mark state as initialized */ @@ -62,17 +65,17 @@ } /* Compress whatever is at avail_in and next_in and write to the output file. - Return -1 if there is an error writing to the output file, otherwise 0. - flush is assumed to be a valid deflate() flush value. If flush is Z_FINISH, - then the deflate() state is reset to start a new gzip stream. If gz->direct - is true, then simply write to the output file without compressing, and - ignore flush. */ + Return -1 if there is an error writing to the output file or if gz_init() + fails to allocate memory, otherwise 0. flush is assumed to be a valid + deflate() flush value. If flush is Z_FINISH, then the deflate() state is + reset to start a new gzip stream. If gz->direct is true, then simply write + to the output file without compressing, and ignore flush. */ local int gz_comp(state, flush) gz_statep state; int flush; { - int ret, got; - unsigned have; + int ret, writ; + unsigned have, put, max = ((unsigned)-1 >> 2) + 1; z_streamp strm = &(state->strm); /* allocate memory if this is the first time through */ @@ -81,12 +84,16 @@ /* write directly if requested */ if (state->direct) { - got = write(state->fd, strm->next_in, strm->avail_in); - if (got < 0 || (unsigned)got != strm->avail_in) { - gz_error(state, Z_ERRNO, zstrerror()); - return -1; + while (strm->avail_in) { + put = strm->avail_in > max ? max : strm->avail_in; + writ = write(state->fd, strm->next_in, put); + if (writ < 0) { + gz_error(state, Z_ERRNO, zstrerror()); + return -1; + } + strm->avail_in -= (unsigned)writ; + strm->next_in += writ; } - strm->avail_in = 0; return 0; } @@ -97,17 +104,21 @@ doing Z_FINISH then don't write until we get to Z_STREAM_END */ if (strm->avail_out == 0 || (flush != Z_NO_FLUSH && (flush != Z_FINISH || ret == Z_STREAM_END))) { - have = (unsigned)(strm->next_out - state->x.next); - if (have && ((got = write(state->fd, state->x.next, have)) < 0 || - (unsigned)got != have)) { - gz_error(state, Z_ERRNO, zstrerror()); - return -1; + while (strm->next_out > state->x.next) { + put = strm->next_out - state->x.next > (int)max ? max : + (unsigned)(strm->next_out - state->x.next); + writ = write(state->fd, state->x.next, put); + if (writ < 0) { + gz_error(state, Z_ERRNO, zstrerror()); + return -1; + } + state->x.next += writ; } if (strm->avail_out == 0) { strm->avail_out = state->size; strm->next_out = state->out; + state->x.next = state->out; } - state->x.next = strm->next_out; } /* compress */ @@ -129,7 +140,8 @@ return 0; } -/* Compress len zeros to output. Return -1 on error, 0 on success. */ +/* Compress len zeros to output. Return -1 on a write error or memory + allocation failure by gz_comp(), or 0 on success. */ local int gz_zero(state, len) gz_statep state; z_off64_t len; @@ -161,32 +173,14 @@ return 0; } -/* -- see zlib.h -- */ -int ZEXPORT gzwrite(file, buf, len) - gzFile file; +/* Write len bytes from buf to file. Return the number of bytes written. If + the returned value is less than len, then there was an error. */ +local z_size_t gz_write(state, buf, len) + gz_statep state; voidpc buf; - unsigned len; + z_size_t len; { - unsigned put = len; - gz_statep state; - z_streamp strm; - - /* get internal structure */ - if (file == NULL) - return 0; - state = (gz_statep)file; - strm = &(state->strm); - - /* check that we're writing and that there's no error */ - if (state->mode != GZ_WRITE || state->err != Z_OK) - return 0; - - /* since an int is returned, make sure len fits in one, otherwise return - with an error (this avoids the flaw in the interface) */ - if ((int)len < 0) { - gz_error(state, Z_DATA_ERROR, "requested length does not fit in int"); - return 0; - } + z_size_t put = len; /* if len is zero, avoid unnecessary operations */ if (len == 0) @@ -209,14 +203,15 @@ do { unsigned have, copy; - if (strm->avail_in == 0) - strm->next_in = state->in; - have = (unsigned)((strm->next_in + strm->avail_in) - state->in); + if (state->strm.avail_in == 0) + state->strm.next_in = state->in; + have = (unsigned)((state->strm.next_in + state->strm.avail_in) - + state->in); copy = state->size - have; if (copy > len) copy = len; memcpy(state->in + have, buf, copy); - strm->avail_in += copy; + state->strm.avail_in += copy; state->x.pos += copy; buf = (const char *)buf + copy; len -= copy; @@ -226,19 +221,83 @@ } else { /* consume whatever's left in the input buffer */ - if (strm->avail_in && gz_comp(state, Z_NO_FLUSH) == -1) + if (state->strm.avail_in && gz_comp(state, Z_NO_FLUSH) == -1) return 0; /* directly compress user buffer to file */ - strm->avail_in = len; - strm->next_in = (z_const Bytef *)buf; - state->x.pos += len; - if (gz_comp(state, Z_NO_FLUSH) == -1) - return 0; + state->strm.next_in = (z_const Bytef *)buf; + do { + unsigned n = (unsigned)-1; + if (n > len) + n = len; + state->strm.avail_in = n; + state->x.pos += n; + if (gz_comp(state, Z_NO_FLUSH) == -1) + return 0; + len -= n; + } while (len); + } + + /* input was all buffered or compressed */ + return put; +} + +/* -- see zlib.h -- */ +int ZEXPORT gzwrite(file, buf, len) + gzFile file; + voidpc buf; + unsigned len; +{ + gz_statep state; + + /* get internal structure */ + if (file == NULL) + return 0; + state = (gz_statep)file; + + /* check that we're writing and that there's no error */ + if (state->mode != GZ_WRITE || state->err != Z_OK) + return 0; + + /* since an int is returned, make sure len fits in one, otherwise return + with an error (this avoids a flaw in the interface) */ + if ((int)len < 0) { + gz_error(state, Z_DATA_ERROR, "requested length does not fit in int"); + return 0; + } + + /* write len bytes from buf (the return value will fit in an int) */ + return (int)gz_write(state, buf, len); +} + +/* -- see zlib.h -- */ +z_size_t ZEXPORT gzfwrite(buf, size, nitems, file) + voidpc buf; + z_size_t size; + z_size_t nitems; + gzFile file; +{ + z_size_t len; + gz_statep state; + + /* get internal structure */ + if (file == NULL) + return 0; + state = (gz_statep)file; + + /* check that we're writing and that there's no error */ + if (state->mode != GZ_WRITE || state->err != Z_OK) + return 0; + + /* compute bytes to read -- error on overflow */ + len = nitems * size; + if (size && len / size != nitems) { + gz_error(state, Z_STREAM_ERROR, "request does not fit in a size_t"); + return 0; } - /* input was all buffered or compressed (put will fit in int) */ - return (int)put; + /* write len bytes to buf, return the number of full items written */ + return len ? gz_write(state, buf, len) / size : 0; } /* -- see zlib.h -- */ @@ -275,7 +334,7 @@ strm->next_in = state->in; have = (unsigned)((strm->next_in + strm->avail_in) - state->in); if (have < state->size) { - state->in[have] = c; + state->in[have] = (unsigned char)c; strm->avail_in++; state->x.pos++; return c & 0xff; @@ -283,8 +342,8 @@ } /* no room in buffer or not initialized, use gz_write() */ - buf[0] = c; - if (gzwrite(file, buf, 1) != 1) + buf[0] = (unsigned char)c; + if (gz_write(state, buf, 1) != 1) return -1; return c & 0xff; } @@ -295,11 +354,21 @@ const char *str; { int ret; - unsigned len; + z_size_t len; + gz_statep state; + + /* get internal structure */ + if (file == NULL) + return -1; + state = (gz_statep)file; + + /* check that we're writing and that there's no error */ + if (state->mode != GZ_WRITE || state->err != Z_OK) + return -1; /* write string */ - len = (unsigned)strlen(str); - ret = gzwrite(file, str, len); + len = strlen(str); + ret = gz_write(state, str, len); return ret == 0 && len != 0 ? -1 : ret; } @@ -309,63 +378,73 @@ /* -- see zlib.h -- */ int ZEXPORTVA gzvprintf(gzFile file, const char *format, va_list va) { - int size, len; + int len; + unsigned left; + char *next; gz_statep state; z_streamp strm; /* get internal structure */ if (file == NULL) - return -1; + return Z_STREAM_ERROR; state = (gz_statep)file; strm = &(state->strm); /* check that we're writing and that there's no error */ if (state->mode != GZ_WRITE || state->err != Z_OK) - return 0; + return Z_STREAM_ERROR; /* make sure we have some buffer space */ if (state->size == 0 && gz_init(state) == -1) - return 0; + return state->err; /* check for seek request */ if (state->seek) { state->seek = 0; if (gz_zero(state, state->skip) == -1) - return 0; + return state->err; } - /* consume whatever's left in the input buffer */ - if (strm->avail_in && gz_comp(state, Z_NO_FLUSH) == -1) - return 0; - - /* do the printf() into the input buffer, put length in len */ - size = (int)(state->size); - state->in[size - 1] = 0; + /* do the printf() into the input buffer, put length in len -- the input + buffer is double-sized just for this function, so there is guaranteed to + be state->size bytes available after the current contents */ + if (strm->avail_in == 0) + strm->next_in = state->in; + next = (char *)(state->in + (strm->next_in - state->in) + strm->avail_in); + next[state->size - 1] = 0; #ifdef NO_vsnprintf # ifdef HAS_vsprintf_void - (void)vsprintf((char *)(state->in), format, va); - for (len = 0; len < size; len++) - if (state->in[len] == 0) break; + (void)vsprintf(next, format, va); + for (len = 0; len < state->size; len++) + if (next[len] == 0) break; # else - len = vsprintf((char *)(state->in), format, va); + len = vsprintf(next, format, va); # endif #else # ifdef HAS_vsnprintf_void - (void)vsnprintf((char *)(state->in), size, format, va); - len = strlen((char *)(state->in)); + (void)vsnprintf(next, state->size, format, va); + len = strlen(next); # else - len = vsnprintf((char *)(state->in), size, format, va); + len = vsnprintf(next, state->size, format, va); # endif #endif /* check that printf() results fit in buffer */ - if (len <= 0 || len >= (int)size || state->in[size - 1] != 0) + if (len == 0 || (unsigned)len >= state->size || next[state->size - 1] != 0) return 0; - /* update buffer and position, defer compression until needed */ - strm->avail_in = (unsigned)len; - strm->next_in = state->in; + /* update buffer and position, compress first half if past that */ + strm->avail_in += (unsigned)len; state->x.pos += len; + if (strm->avail_in >= state->size) { + left = strm->avail_in - state->size; + strm->avail_in = state->size; + if (gz_comp(state, Z_NO_FLUSH) == -1) + return state->err; + memcpy(state->in, state->in + state->size, left); + strm->next_in = state->in; + strm->avail_in = left; + } return len; } @@ -390,73 +469,82 @@ int a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20; { - int size, len; + unsigned len, left; + char *next; gz_statep state; z_streamp strm; /* get internal structure */ if (file == NULL) - return -1; + return Z_STREAM_ERROR; state = (gz_statep)file; strm = &(state->strm); /* check that can really pass pointer in ints */ if (sizeof(int) != sizeof(void *)) - return 0; + return Z_STREAM_ERROR; /* check that we're writing and that there's no error */ if (state->mode != GZ_WRITE || state->err != Z_OK) - return 0; + return Z_STREAM_ERROR; /* make sure we have some buffer space */ if (state->size == 0 && gz_init(state) == -1) - return 0; + return state->error; /* check for seek request */ if (state->seek) { state->seek = 0; if (gz_zero(state, state->skip) == -1) - return 0; + return state->error; } - /* consume whatever's left in the input buffer */ - if (strm->avail_in && gz_comp(state, Z_NO_FLUSH) == -1) - return 0; - - /* do the printf() into the input buffer, put length in len */ - size = (int)(state->size); - state->in[size - 1] = 0; + /* do the printf() into the input buffer, put length in len -- the input + buffer is double-sized just for this function, so there is guaranteed to + be state->size bytes available after the current contents */ + if (strm->avail_in == 0) + strm->next_in = state->in; + next = (char *)(strm->next_in + strm->avail_in); + next[state->size - 1] = 0; #ifdef NO_snprintf # ifdef HAS_sprintf_void - sprintf((char *)(state->in), format, a1, a2, a3, a4, a5, a6, a7, a8, - a9, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20); + sprintf(next, format, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, + a13, a14, a15, a16, a17, a18, a19, a20); for (len = 0; len < size; len++) - if (state->in[len] == 0) break; + if (next[len] == 0) + break; # else - len = sprintf((char *)(state->in), format, a1, a2, a3, a4, a5, a6, a7, a8, - a9, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20); + len = sprintf(next, format, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, + a12, a13, a14, a15, a16, a17, a18, a19, a20); # endif #else # ifdef HAS_snprintf_void - snprintf((char *)(state->in), size, format, a1, a2, a3, a4, a5, a6, a7, a8, - a9, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20); - len = strlen((char *)(state->in)); + snprintf(next, state->size, format, a1, a2, a3, a4, a5, a6, a7, a8, a9, + a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20); + len = strlen(next); # else - len = snprintf((char *)(state->in), size, format, a1, a2, a3, a4, a5, a6, - a7, a8, a9, a10, a11, a12, a13, a14, a15, a16, a17, a18, - a19, a20); + len = snprintf(next, state->size, format, a1, a2, a3, a4, a5, a6, a7, a8, + a9, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20); # endif #endif /* check that printf() results fit in buffer */ - if (len <= 0 || len >= (int)size || state->in[size - 1] != 0) + if (len == 0 || len >= state->size || next[state->size - 1] != 0) return 0; - /* update buffer and position, defer compression until needed */ - strm->avail_in = (unsigned)len; - strm->next_in = state->in; + /* update buffer and position, compress first half if past that */ + strm->avail_in += len; state->x.pos += len; - return len; + if (strm->avail_in >= state->size) { + left = strm->avail_in - state->size; + strm->avail_in = state->size; + if (gz_comp(state, Z_NO_FLUSH) == -1) + return state->err; + memcpy(state->in, state->in + state->size, left); + strm->next_in = state->in; + strm->avail_in = left; + } + return (int)len; } #endif @@ -470,7 +558,7 @@ /* get internal structure */ if (file == NULL) - return -1; + return Z_STREAM_ERROR; state = (gz_statep)file; /* check that we're writing and that there's no error */ @@ -485,11 +573,11 @@ if (state->seek) { state->seek = 0; if (gz_zero(state, state->skip) == -1) - return -1; + return state->err; } /* compress remaining data with requested flush */ - gz_comp(state, flush); + (void)gz_comp(state, flush); return state->err; } @@ -520,13 +608,13 @@ if (state->seek) { state->seek = 0; if (gz_zero(state, state->skip) == -1) - return -1; + return state->err; } /* change compression parameters for subsequent input */ if (state->size) { /* flush previous input with previous parameters before changing */ - if (strm->avail_in && gz_comp(state, Z_PARTIAL_FLUSH) == -1) + if (strm->avail_in && gz_comp(state, Z_BLOCK) == -1) return state->err; deflateParams(strm, level, strategy); } diff -Nru zlib-1.2.8.dfsg/infback.c zlib-1.2.11.dfsg/infback.c --- zlib-1.2.8.dfsg/infback.c 2012-08-13 07:02:40.000000000 +0000 +++ zlib-1.2.11.dfsg/infback.c 2017-01-01 07:37:10.000000000 +0000 @@ -1,5 +1,5 @@ /* infback.c -- inflate using a call-back interface - * Copyright (C) 1995-2011 Mark Adler + * Copyright (C) 1995-2016 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -61,7 +61,7 @@ Tracev((stderr, "inflate: allocated\n")); strm->state = (struct internal_state FAR *)state; state->dmax = 32768U; - state->wbits = windowBits; + state->wbits = (uInt)windowBits; state->wsize = 1U << windowBits; state->window = window; state->wnext = 0; diff -Nru zlib-1.2.8.dfsg/inffast.c zlib-1.2.11.dfsg/inffast.c --- zlib-1.2.8.dfsg/inffast.c 2013-03-25 05:47:59.000000000 +0000 +++ zlib-1.2.11.dfsg/inffast.c 2017-01-15 17:29:40.000000000 +0000 @@ -1,5 +1,5 @@ /* inffast.c -- fast decoding - * Copyright (C) 1995-2008, 2010, 2013 Mark Adler + * Copyright (C) 1995-2017 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -8,26 +8,9 @@ #include "inflate.h" #include "inffast.h" -#ifndef ASMINF - -/* Allow machine dependent optimization for post-increment or pre-increment. - Based on testing to date, - Pre-increment preferred for: - - PowerPC G3 (Adler) - - MIPS R5000 (Randers-Pehrson) - Post-increment preferred for: - - none - No measurable difference: - - Pentium III (Anderson) - - M68060 (Nikl) - */ -#ifdef POSTINC -# define OFF 0 -# define PUP(a) *(a)++ +#ifdef ASMINF +# pragma message("Assembler code may have bugs -- use at your own risk") #else -# define OFF 1 -# define PUP(a) *++(a) -#endif /* Decode literal, length, and distance codes and write out the resulting @@ -96,9 +79,9 @@ /* copy state to local variables */ state = (struct inflate_state FAR *)strm->state; - in = strm->next_in - OFF; + in = strm->next_in; last = in + (strm->avail_in - 5); - out = strm->next_out - OFF; + out = strm->next_out; beg = out - (start - strm->avail_out); end = out + (strm->avail_out - 257); #ifdef INFLATE_STRICT @@ -119,9 +102,9 @@ input data or output space */ do { if (bits < 15) { - hold += (unsigned long)(PUP(in)) << bits; + hold += (unsigned long)(*in++) << bits; bits += 8; - hold += (unsigned long)(PUP(in)) << bits; + hold += (unsigned long)(*in++) << bits; bits += 8; } here = lcode[hold & lmask]; @@ -134,14 +117,14 @@ Tracevv((stderr, here.val >= 0x20 && here.val < 0x7f ? "inflate: literal '%c'\n" : "inflate: literal 0x%02x\n", here.val)); - PUP(out) = (unsigned char)(here.val); + *out++ = (unsigned char)(here.val); } else if (op & 16) { /* length base */ len = (unsigned)(here.val); op &= 15; /* number of extra bits */ if (op) { if (bits < op) { - hold += (unsigned long)(PUP(in)) << bits; + hold += (unsigned long)(*in++) << bits; bits += 8; } len += (unsigned)hold & ((1U << op) - 1); @@ -150,9 +133,9 @@ } Tracevv((stderr, "inflate: length %u\n", len)); if (bits < 15) { - hold += (unsigned long)(PUP(in)) << bits; + hold += (unsigned long)(*in++) << bits; bits += 8; - hold += (unsigned long)(PUP(in)) << bits; + hold += (unsigned long)(*in++) << bits; bits += 8; } here = dcode[hold & dmask]; @@ -165,10 +148,10 @@ dist = (unsigned)(here.val); op &= 15; /* number of extra bits */ if (bits < op) { - hold += (unsigned long)(PUP(in)) << bits; + hold += (unsigned long)(*in++) << bits; bits += 8; if (bits < op) { - hold += (unsigned long)(PUP(in)) << bits; + hold += (unsigned long)(*in++) << bits; bits += 8; } } @@ -196,30 +179,30 @@ #ifdef INFLATE_ALLOW_INVALID_DISTANCE_TOOFAR_ARRR if (len <= op - whave) { do { - PUP(out) = 0; + *out++ = 0; } while (--len); continue; } len -= op - whave; do { - PUP(out) = 0; + *out++ = 0; } while (--op > whave); if (op == 0) { from = out - dist; do { - PUP(out) = PUP(from); + *out++ = *from++; } while (--len); continue; } #endif } - from = window - OFF; + from = window; if (wnext == 0) { /* very common case */ from += wsize - op; if (op < len) { /* some from window */ len -= op; do { - PUP(out) = PUP(from); + *out++ = *from++; } while (--op); from = out - dist; /* rest from output */ } @@ -230,14 +213,14 @@ if (op < len) { /* some from end of window */ len -= op; do { - PUP(out) = PUP(from); + *out++ = *from++; } while (--op); - from = window - OFF; + from = window; if (wnext < len) { /* some from start of window */ op = wnext; len -= op; do { - PUP(out) = PUP(from); + *out++ = *from++; } while (--op); from = out - dist; /* rest from output */ } @@ -248,35 +231,35 @@ if (op < len) { /* some from window */ len -= op; do { - PUP(out) = PUP(from); + *out++ = *from++; } while (--op); from = out - dist; /* rest from output */ } } while (len > 2) { - PUP(out) = PUP(from); - PUP(out) = PUP(from); - PUP(out) = PUP(from); + *out++ = *from++; + *out++ = *from++; + *out++ = *from++; len -= 3; } if (len) { - PUP(out) = PUP(from); + *out++ = *from++; if (len > 1) - PUP(out) = PUP(from); + *out++ = *from++; } } else { from = out - dist; /* copy direct from output */ do { /* minimum length is three */ - PUP(out) = PUP(from); - PUP(out) = PUP(from); - PUP(out) = PUP(from); + *out++ = *from++; + *out++ = *from++; + *out++ = *from++; len -= 3; } while (len > 2); if (len) { - PUP(out) = PUP(from); + *out++ = *from++; if (len > 1) - PUP(out) = PUP(from); + *out++ = *from++; } } } @@ -313,8 +296,8 @@ hold &= (1U << bits) - 1; /* update state and return */ - strm->next_in = in + OFF; - strm->next_out = out + OFF; + strm->next_in = in; + strm->next_out = out; strm->avail_in = (unsigned)(in < last ? 5 + (last - in) : 5 - (in - last)); strm->avail_out = (unsigned)(out < end ? 257 + (end - out) : 257 - (out - end)); diff -Nru zlib-1.2.8.dfsg/inflate.c zlib-1.2.11.dfsg/inflate.c --- zlib-1.2.8.dfsg/inflate.c 2012-08-13 07:02:40.000000000 +0000 +++ zlib-1.2.11.dfsg/inflate.c 2017-01-01 07:37:10.000000000 +0000 @@ -1,5 +1,5 @@ /* inflate.c -- zlib decompression - * Copyright (C) 1995-2012 Mark Adler + * Copyright (C) 1995-2016 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -92,6 +92,7 @@ #endif /* function prototypes */ +local int inflateStateCheck OF((z_streamp strm)); local void fixedtables OF((struct inflate_state FAR *state)); local int updatewindow OF((z_streamp strm, const unsigned char FAR *end, unsigned copy)); @@ -101,12 +102,26 @@ local unsigned syncsearch OF((unsigned FAR *have, const unsigned char FAR *buf, unsigned len)); +local int inflateStateCheck(strm) +z_streamp strm; +{ + struct inflate_state FAR *state; + if (strm == Z_NULL || + strm->zalloc == (alloc_func)0 || strm->zfree == (free_func)0) + return 1; + state = (struct inflate_state FAR *)strm->state; + if (state == Z_NULL || state->strm != strm || + state->mode < HEAD || state->mode > SYNC) + return 1; + return 0; +} + int ZEXPORT inflateResetKeep(strm) z_streamp strm; { struct inflate_state FAR *state; - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; + if (inflateStateCheck(strm)) return Z_STREAM_ERROR; state = (struct inflate_state FAR *)strm->state; strm->total_in = strm->total_out = state->total = 0; strm->msg = Z_NULL; @@ -131,7 +146,7 @@ { struct inflate_state FAR *state; - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; + if (inflateStateCheck(strm)) return Z_STREAM_ERROR; state = (struct inflate_state FAR *)strm->state; state->wsize = 0; state->whave = 0; @@ -147,7 +162,7 @@ struct inflate_state FAR *state; /* get the state */ - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; + if (inflateStateCheck(strm)) return Z_STREAM_ERROR; state = (struct inflate_state FAR *)strm->state; /* extract wrap request from windowBits parameter */ @@ -156,7 +171,7 @@ windowBits = -windowBits; } else { - wrap = (windowBits >> 4) + 1; + wrap = (windowBits >> 4) + 5; #ifdef GUNZIP if (windowBits < 48) windowBits &= 15; @@ -210,7 +225,9 @@ if (state == Z_NULL) return Z_MEM_ERROR; Tracev((stderr, "inflate: allocated\n")); strm->state = (struct internal_state FAR *)state; + state->strm = strm; state->window = Z_NULL; + state->mode = HEAD; /* to pass state test in inflateReset2() */ ret = inflateReset2(strm, windowBits); if (ret != Z_OK) { ZFREE(strm, state); @@ -234,17 +251,17 @@ { struct inflate_state FAR *state; - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; + if (inflateStateCheck(strm)) return Z_STREAM_ERROR; state = (struct inflate_state FAR *)strm->state; if (bits < 0) { state->hold = 0; state->bits = 0; return Z_OK; } - if (bits > 16 || state->bits + bits > 32) return Z_STREAM_ERROR; + if (bits > 16 || state->bits + (uInt)bits > 32) return Z_STREAM_ERROR; value &= (1L << bits) - 1; - state->hold += value << state->bits; - state->bits += bits; + state->hold += (unsigned)value << state->bits; + state->bits += (uInt)bits; return Z_OK; } @@ -625,7 +642,7 @@ static const unsigned short order[19] = /* permutation of code lengths */ {16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15}; - if (strm == Z_NULL || strm->state == Z_NULL || strm->next_out == Z_NULL || + if (inflateStateCheck(strm) || strm->next_out == Z_NULL || (strm->next_in == Z_NULL && strm->avail_in != 0)) return Z_STREAM_ERROR; @@ -645,6 +662,8 @@ NEEDBITS(16); #ifdef GUNZIP if ((state->wrap & 2) && hold == 0x8b1f) { /* gzip header */ + if (state->wbits == 0) + state->wbits = 15; state->check = crc32(0L, Z_NULL, 0); CRC2(state->check, hold); INITBITS(); @@ -672,7 +691,7 @@ len = BITS(4) + 8; if (state->wbits == 0) state->wbits = len; - else if (len > state->wbits) { + if (len > 15 || len > state->wbits) { strm->msg = (char *)"invalid window size"; state->mode = BAD; break; @@ -699,14 +718,16 @@ } if (state->head != Z_NULL) state->head->text = (int)((hold >> 8) & 1); - if (state->flags & 0x0200) CRC2(state->check, hold); + if ((state->flags & 0x0200) && (state->wrap & 4)) + CRC2(state->check, hold); INITBITS(); state->mode = TIME; case TIME: NEEDBITS(32); if (state->head != Z_NULL) state->head->time = hold; - if (state->flags & 0x0200) CRC4(state->check, hold); + if ((state->flags & 0x0200) && (state->wrap & 4)) + CRC4(state->check, hold); INITBITS(); state->mode = OS; case OS: @@ -715,7 +736,8 @@ state->head->xflags = (int)(hold & 0xff); state->head->os = (int)(hold >> 8); } - if (state->flags & 0x0200) CRC2(state->check, hold); + if ((state->flags & 0x0200) && (state->wrap & 4)) + CRC2(state->check, hold); INITBITS(); state->mode = EXLEN; case EXLEN: @@ -724,7 +746,8 @@ state->length = (unsigned)(hold); if (state->head != Z_NULL) state->head->extra_len = (unsigned)hold; - if (state->flags & 0x0200) CRC2(state->check, hold); + if ((state->flags & 0x0200) && (state->wrap & 4)) + CRC2(state->check, hold); INITBITS(); } else if (state->head != Z_NULL) @@ -742,7 +765,7 @@ len + copy > state->head->extra_max ? state->head->extra_max - len : copy); } - if (state->flags & 0x0200) + if ((state->flags & 0x0200) && (state->wrap & 4)) state->check = crc32(state->check, next, copy); have -= copy; next += copy; @@ -761,9 +784,9 @@ if (state->head != Z_NULL && state->head->name != Z_NULL && state->length < state->head->name_max) - state->head->name[state->length++] = len; + state->head->name[state->length++] = (Bytef)len; } while (len && copy < have); - if (state->flags & 0x0200) + if ((state->flags & 0x0200) && (state->wrap & 4)) state->check = crc32(state->check, next, copy); have -= copy; next += copy; @@ -782,9 +805,9 @@ if (state->head != Z_NULL && state->head->comment != Z_NULL && state->length < state->head->comm_max) - state->head->comment[state->length++] = len; + state->head->comment[state->length++] = (Bytef)len; } while (len && copy < have); - if (state->flags & 0x0200) + if ((state->flags & 0x0200) && (state->wrap & 4)) state->check = crc32(state->check, next, copy); have -= copy; next += copy; @@ -796,7 +819,7 @@ case HCRC: if (state->flags & 0x0200) { NEEDBITS(16); - if (hold != (state->check & 0xffff)) { + if ((state->wrap & 4) && hold != (state->check & 0xffff)) { strm->msg = (char *)"header crc mismatch"; state->mode = BAD; break; @@ -1177,11 +1200,11 @@ out -= left; strm->total_out += out; state->total += out; - if (out) + if ((state->wrap & 4) && out) strm->adler = state->check = UPDATE(state->check, put - out, out); out = left; - if (( + if ((state->wrap & 4) && ( #ifdef GUNZIP state->flags ? hold : #endif @@ -1240,10 +1263,10 @@ strm->total_in += in; strm->total_out += out; state->total += out; - if (state->wrap && out) + if ((state->wrap & 4) && out) strm->adler = state->check = UPDATE(state->check, strm->next_out - out, out); - strm->data_type = state->bits + (state->last ? 64 : 0) + + strm->data_type = (int)state->bits + (state->last ? 64 : 0) + (state->mode == TYPE ? 128 : 0) + (state->mode == LEN_ || state->mode == COPY_ ? 256 : 0); if (((in == 0 && out == 0) || flush == Z_FINISH) && ret == Z_OK) @@ -1255,7 +1278,7 @@ z_streamp strm; { struct inflate_state FAR *state; - if (strm == Z_NULL || strm->state == Z_NULL || strm->zfree == (free_func)0) + if (inflateStateCheck(strm)) return Z_STREAM_ERROR; state = (struct inflate_state FAR *)strm->state; if (state->window != Z_NULL) ZFREE(strm, state->window); @@ -1273,7 +1296,7 @@ struct inflate_state FAR *state; /* check state */ - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; + if (inflateStateCheck(strm)) return Z_STREAM_ERROR; state = (struct inflate_state FAR *)strm->state; /* copy dictionary */ @@ -1298,7 +1321,7 @@ int ret; /* check state */ - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; + if (inflateStateCheck(strm)) return Z_STREAM_ERROR; state = (struct inflate_state FAR *)strm->state; if (state->wrap != 0 && state->mode != DICT) return Z_STREAM_ERROR; @@ -1330,7 +1353,7 @@ struct inflate_state FAR *state; /* check state */ - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; + if (inflateStateCheck(strm)) return Z_STREAM_ERROR; state = (struct inflate_state FAR *)strm->state; if ((state->wrap & 2) == 0) return Z_STREAM_ERROR; @@ -1383,7 +1406,7 @@ struct inflate_state FAR *state; /* check parameters */ - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; + if (inflateStateCheck(strm)) return Z_STREAM_ERROR; state = (struct inflate_state FAR *)strm->state; if (strm->avail_in == 0 && state->bits < 8) return Z_BUF_ERROR; @@ -1430,7 +1453,7 @@ { struct inflate_state FAR *state; - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; + if (inflateStateCheck(strm)) return Z_STREAM_ERROR; state = (struct inflate_state FAR *)strm->state; return state->mode == STORED && state->bits == 0; } @@ -1445,8 +1468,7 @@ unsigned wsize; /* check input */ - if (dest == Z_NULL || source == Z_NULL || source->state == Z_NULL || - source->zalloc == (alloc_func)0 || source->zfree == (free_func)0) + if (inflateStateCheck(source) || dest == Z_NULL) return Z_STREAM_ERROR; state = (struct inflate_state FAR *)source->state; @@ -1467,6 +1489,7 @@ /* copy state */ zmemcpy((voidpf)dest, (voidpf)source, sizeof(z_stream)); zmemcpy((voidpf)copy, (voidpf)state, sizeof(struct inflate_state)); + copy->strm = dest; if (state->lencode >= state->codes && state->lencode <= state->codes + ENOUGH - 1) { copy->lencode = copy->codes + (state->lencode - state->codes); @@ -1488,25 +1511,51 @@ { struct inflate_state FAR *state; - if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR; + if (inflateStateCheck(strm)) return Z_STREAM_ERROR; state = (struct inflate_state FAR *)strm->state; - state->sane = !subvert; #ifdef INFLATE_ALLOW_INVALID_DISTANCE_TOOFAR_ARRR + state->sane = !subvert; return Z_OK; #else + (void)subvert; state->sane = 1; return Z_DATA_ERROR; #endif } +int ZEXPORT inflateValidate(strm, check) +z_streamp strm; +int check; +{ + struct inflate_state FAR *state; + + if (inflateStateCheck(strm)) return Z_STREAM_ERROR; + state = (struct inflate_state FAR *)strm->state; + if (check) + state->wrap |= 4; + else + state->wrap &= ~4; + return Z_OK; +} + long ZEXPORT inflateMark(strm) z_streamp strm; { struct inflate_state FAR *state; - if (strm == Z_NULL || strm->state == Z_NULL) return -1L << 16; + if (inflateStateCheck(strm)) + return -(1L << 16); state = (struct inflate_state FAR *)strm->state; - return ((long)(state->back) << 16) + + return (long)(((unsigned long)((long)state->back)) << 16) + (state->mode == COPY ? state->length : (state->mode == MATCH ? state->was - state->length : 0)); } + +unsigned long ZEXPORT inflateCodesUsed(strm) +z_streamp strm; +{ + struct inflate_state FAR *state; + if (inflateStateCheck(strm)) return (unsigned long)-1; + state = (struct inflate_state FAR *)strm->state; + return (unsigned long)(state->next - state->codes); +} diff -Nru zlib-1.2.8.dfsg/inflate.h zlib-1.2.11.dfsg/inflate.h --- zlib-1.2.8.dfsg/inflate.h 2009-12-26 00:32:08.000000000 +0000 +++ zlib-1.2.11.dfsg/inflate.h 2017-01-01 07:37:10.000000000 +0000 @@ -1,5 +1,5 @@ /* inflate.h -- internal inflate state definition - * Copyright (C) 1995-2009 Mark Adler + * Copyright (C) 1995-2016 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -18,7 +18,7 @@ /* Possible inflate modes between inflate() calls */ typedef enum { - HEAD, /* i: waiting for magic header */ + HEAD = 16180, /* i: waiting for magic header */ FLAGS, /* i: waiting for method and flags (gzip) */ TIME, /* i: waiting for modification time (gzip) */ OS, /* i: waiting for extra flags and operating system (gzip) */ @@ -77,11 +77,14 @@ CHECK -> LENGTH -> DONE */ -/* state maintained between inflate() calls. Approximately 10K bytes. */ +/* State maintained between inflate() calls -- approximately 7K bytes, not + including the allocated sliding window, which is up to 32K bytes. */ struct inflate_state { + z_streamp strm; /* pointer back to this zlib stream */ inflate_mode mode; /* current inflate mode */ int last; /* true if processing last block */ - int wrap; /* bit 0 true for zlib, bit 1 true for gzip */ + int wrap; /* bit 0 true for zlib, bit 1 true for gzip, + bit 2 true to validate check value */ int havedict; /* true if dictionary provided */ int flags; /* gzip header method and flags (0 if zlib) */ unsigned dmax; /* zlib header max distance (INFLATE_STRICT) */ diff -Nru zlib-1.2.8.dfsg/inftrees.c zlib-1.2.11.dfsg/inftrees.c --- zlib-1.2.8.dfsg/inftrees.c 2013-04-28 22:57:10.000000000 +0000 +++ zlib-1.2.11.dfsg/inftrees.c 2017-01-15 17:29:40.000000000 +0000 @@ -1,5 +1,5 @@ /* inftrees.c -- generate Huffman trees for efficient decoding - * Copyright (C) 1995-2013 Mark Adler + * Copyright (C) 1995-2017 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -9,7 +9,7 @@ #define MAXBITS 15 const char inflate_copyright[] = - " inflate 1.2.8 Copyright 1995-2013 Mark Adler "; + " inflate 1.2.11 Copyright 1995-2017 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 @@ -54,7 +54,7 @@ code FAR *next; /* next available space in table */ const unsigned short FAR *base; /* base value table to use */ const unsigned short FAR *extra; /* extra bits table to use */ - int end; /* use base and extra for symbol > end */ + unsigned match; /* use base and extra for symbol >= match */ unsigned short count[MAXBITS+1]; /* number of codes of each length */ unsigned short offs[MAXBITS+1]; /* offsets in table for each length */ static const unsigned short lbase[31] = { /* Length codes 257..285 base */ @@ -62,7 +62,7 @@ 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, 72, 78}; + 19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 77, 202}; 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, @@ -181,19 +181,17 @@ switch (type) { case CODES: base = extra = work; /* dummy value--not used */ - end = 19; + match = 20; break; case LENS: base = lbase; - base -= 257; extra = lext; - extra -= 257; - end = 256; + match = 257; break; - default: /* DISTS */ + default: /* DISTS */ base = dbase; extra = dext; - end = -1; + match = 0; } /* initialize state for loop */ @@ -216,13 +214,13 @@ for (;;) { /* create table entry */ here.bits = (unsigned char)(len - drop); - if ((int)(work[sym]) < end) { + if (work[sym] + 1U < match) { here.op = (unsigned char)0; here.val = work[sym]; } - else if ((int)(work[sym]) > end) { - here.op = (unsigned char)(extra[work[sym]]); - here.val = base[work[sym]]; + else if (work[sym] >= match) { + here.op = (unsigned char)(extra[work[sym] - match]); + here.val = base[work[sym] - match]; } else { here.op = (unsigned char)(32 + 64); /* end of block */ diff -Nru zlib-1.2.8.dfsg/Makefile.in zlib-1.2.11.dfsg/Makefile.in --- zlib-1.2.8.dfsg/Makefile.in 2013-04-28 22:57:11.000000000 +0000 +++ zlib-1.2.11.dfsg/Makefile.in 2017-01-15 17:29:40.000000000 +0000 @@ -1,5 +1,5 @@ # Makefile for zlib -# Copyright (C) 1995-2013 Jean-loup Gailly, Mark Adler +# Copyright (C) 1995-2017 Jean-loup Gailly, Mark Adler # For conditions of distribution and use, see copyright notice in zlib.h # To compile and test, type: @@ -20,7 +20,7 @@ CFLAGS=-O #CFLAGS=-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7 -#CFLAGS=-g -DDEBUG +#CFLAGS=-g -DZLIB_DEBUG #CFLAGS=-O3 -Wall -Wwrite-strings -Wpointer-arith -Wconversion \ # -Wstrict-prototypes -Wmissing-prototypes @@ -32,7 +32,7 @@ STATICLIB=libz.a SHAREDLIB=libz.so -SHAREDLIBV=libz.so.1.2.8 +SHAREDLIBV=libz.so.1.2.11 SHAREDLIBM=libz.so.1 LIBS=$(STATICLIB) $(SHAREDLIBV) @@ -53,6 +53,9 @@ mandir = ${prefix}/share/man man3dir = ${mandir}/man3 pkgconfigdir = ${libdir}/pkgconfig +SRCDIR= +ZINC= +ZINCOUT=-I. OBJZ = adler32.o crc32.o deflate.o infback.o inffast.o inflate.o inftrees.o trees.o zutil.o OBJG = compress.o uncompr.o gzclose.o gzlib.o gzread.o gzwrite.o @@ -113,8 +116,8 @@ fi; \ rm -f $$TMP64 -infcover.o: test/infcover.c zlib.h zconf.h - $(CC) $(CFLAGS) -I. -c -o $@ test/infcover.c +infcover.o: $(SRCDIR)test/infcover.c $(SRCDIR)zlib.h zconf.h + $(CC) $(CFLAGS) $(ZINCOUT) -c -o $@ $(SRCDIR)test/infcover.c infcover: infcover.o libz.a $(CC) $(CFLAGS) -o $@ infcover.o libz.a @@ -140,24 +143,140 @@ mv _match.o match.lo rm -f _match.s -example.o: test/example.c zlib.h zconf.h - $(CC) $(CFLAGS) -I. -c -o $@ test/example.c +example.o: $(SRCDIR)test/example.c $(SRCDIR)zlib.h zconf.h + $(CC) $(CFLAGS) $(ZINCOUT) -c -o $@ $(SRCDIR)test/example.c -minigzip.o: test/minigzip.c zlib.h zconf.h - $(CC) $(CFLAGS) -I. -c -o $@ test/minigzip.c +minigzip.o: $(SRCDIR)test/minigzip.c $(SRCDIR)zlib.h zconf.h + $(CC) $(CFLAGS) $(ZINCOUT) -c -o $@ $(SRCDIR)test/minigzip.c -example64.o: test/example.c zlib.h zconf.h - $(CC) $(CFLAGS) -I. -D_FILE_OFFSET_BITS=64 -c -o $@ test/example.c +example64.o: $(SRCDIR)test/example.c $(SRCDIR)zlib.h zconf.h + $(CC) $(CFLAGS) $(ZINCOUT) -D_FILE_OFFSET_BITS=64 -c -o $@ $(SRCDIR)test/example.c -minigzip64.o: test/minigzip.c zlib.h zconf.h - $(CC) $(CFLAGS) -I. -D_FILE_OFFSET_BITS=64 -c -o $@ test/minigzip.c +minigzip64.o: $(SRCDIR)test/minigzip.c $(SRCDIR)zlib.h zconf.h + $(CC) $(CFLAGS) $(ZINCOUT) -D_FILE_OFFSET_BITS=64 -c -o $@ $(SRCDIR)test/minigzip.c -.SUFFIXES: .lo -.c.lo: +adler32.o: $(SRCDIR)adler32.c + $(CC) $(CFLAGS) $(ZINC) -c -o $@ $(SRCDIR)adler32.c + +crc32.o: $(SRCDIR)crc32.c + $(CC) $(CFLAGS) $(ZINC) -c -o $@ $(SRCDIR)crc32.c + +deflate.o: $(SRCDIR)deflate.c + $(CC) $(CFLAGS) $(ZINC) -c -o $@ $(SRCDIR)deflate.c + +infback.o: $(SRCDIR)infback.c + $(CC) $(CFLAGS) $(ZINC) -c -o $@ $(SRCDIR)infback.c + +inffast.o: $(SRCDIR)inffast.c + $(CC) $(CFLAGS) $(ZINC) -c -o $@ $(SRCDIR)inffast.c + +inflate.o: $(SRCDIR)inflate.c + $(CC) $(CFLAGS) $(ZINC) -c -o $@ $(SRCDIR)inflate.c + +inftrees.o: $(SRCDIR)inftrees.c + $(CC) $(CFLAGS) $(ZINC) -c -o $@ $(SRCDIR)inftrees.c + +trees.o: $(SRCDIR)trees.c + $(CC) $(CFLAGS) $(ZINC) -c -o $@ $(SRCDIR)trees.c + +zutil.o: $(SRCDIR)zutil.c + $(CC) $(CFLAGS) $(ZINC) -c -o $@ $(SRCDIR)zutil.c + +compress.o: $(SRCDIR)compress.c + $(CC) $(CFLAGS) $(ZINC) -c -o $@ $(SRCDIR)compress.c + +uncompr.o: $(SRCDIR)uncompr.c + $(CC) $(CFLAGS) $(ZINC) -c -o $@ $(SRCDIR)uncompr.c + +gzclose.o: $(SRCDIR)gzclose.c + $(CC) $(CFLAGS) $(ZINC) -c -o $@ $(SRCDIR)gzclose.c + +gzlib.o: $(SRCDIR)gzlib.c + $(CC) $(CFLAGS) $(ZINC) -c -o $@ $(SRCDIR)gzlib.c + +gzread.o: $(SRCDIR)gzread.c + $(CC) $(CFLAGS) $(ZINC) -c -o $@ $(SRCDIR)gzread.c + +gzwrite.o: $(SRCDIR)gzwrite.c + $(CC) $(CFLAGS) $(ZINC) -c -o $@ $(SRCDIR)gzwrite.c + + +adler32.lo: $(SRCDIR)adler32.c + -@mkdir objs 2>/dev/null || test -d objs + $(CC) $(SFLAGS) $(ZINC) -DPIC -c -o objs/adler32.o $(SRCDIR)adler32.c + -@mv objs/adler32.o $@ + +crc32.lo: $(SRCDIR)crc32.c + -@mkdir objs 2>/dev/null || test -d objs + $(CC) $(SFLAGS) $(ZINC) -DPIC -c -o objs/crc32.o $(SRCDIR)crc32.c + -@mv objs/crc32.o $@ + +deflate.lo: $(SRCDIR)deflate.c + -@mkdir objs 2>/dev/null || test -d objs + $(CC) $(SFLAGS) $(ZINC) -DPIC -c -o objs/deflate.o $(SRCDIR)deflate.c + -@mv objs/deflate.o $@ + +infback.lo: $(SRCDIR)infback.c + -@mkdir objs 2>/dev/null || test -d objs + $(CC) $(SFLAGS) $(ZINC) -DPIC -c -o objs/infback.o $(SRCDIR)infback.c + -@mv objs/infback.o $@ + +inffast.lo: $(SRCDIR)inffast.c -@mkdir objs 2>/dev/null || test -d objs - $(CC) $(SFLAGS) -DPIC -c -o objs/$*.o $< - -@mv objs/$*.o $@ + $(CC) $(SFLAGS) $(ZINC) -DPIC -c -o objs/inffast.o $(SRCDIR)inffast.c + -@mv objs/inffast.o $@ + +inflate.lo: $(SRCDIR)inflate.c + -@mkdir objs 2>/dev/null || test -d objs + $(CC) $(SFLAGS) $(ZINC) -DPIC -c -o objs/inflate.o $(SRCDIR)inflate.c + -@mv objs/inflate.o $@ + +inftrees.lo: $(SRCDIR)inftrees.c + -@mkdir objs 2>/dev/null || test -d objs + $(CC) $(SFLAGS) $(ZINC) -DPIC -c -o objs/inftrees.o $(SRCDIR)inftrees.c + -@mv objs/inftrees.o $@ + +trees.lo: $(SRCDIR)trees.c + -@mkdir objs 2>/dev/null || test -d objs + $(CC) $(SFLAGS) $(ZINC) -DPIC -c -o objs/trees.o $(SRCDIR)trees.c + -@mv objs/trees.o $@ + +zutil.lo: $(SRCDIR)zutil.c + -@mkdir objs 2>/dev/null || test -d objs + $(CC) $(SFLAGS) $(ZINC) -DPIC -c -o objs/zutil.o $(SRCDIR)zutil.c + -@mv objs/zutil.o $@ + +compress.lo: $(SRCDIR)compress.c + -@mkdir objs 2>/dev/null || test -d objs + $(CC) $(SFLAGS) $(ZINC) -DPIC -c -o objs/compress.o $(SRCDIR)compress.c + -@mv objs/compress.o $@ + +uncompr.lo: $(SRCDIR)uncompr.c + -@mkdir objs 2>/dev/null || test -d objs + $(CC) $(SFLAGS) $(ZINC) -DPIC -c -o objs/uncompr.o $(SRCDIR)uncompr.c + -@mv objs/uncompr.o $@ + +gzclose.lo: $(SRCDIR)gzclose.c + -@mkdir objs 2>/dev/null || test -d objs + $(CC) $(SFLAGS) $(ZINC) -DPIC -c -o objs/gzclose.o $(SRCDIR)gzclose.c + -@mv objs/gzclose.o $@ + +gzlib.lo: $(SRCDIR)gzlib.c + -@mkdir objs 2>/dev/null || test -d objs + $(CC) $(SFLAGS) $(ZINC) -DPIC -c -o objs/gzlib.o $(SRCDIR)gzlib.c + -@mv objs/gzlib.o $@ + +gzread.lo: $(SRCDIR)gzread.c + -@mkdir objs 2>/dev/null || test -d objs + $(CC) $(SFLAGS) $(ZINC) -DPIC -c -o objs/gzread.o $(SRCDIR)gzread.c + -@mv objs/gzread.o $@ + +gzwrite.lo: $(SRCDIR)gzwrite.c + -@mkdir objs 2>/dev/null || test -d objs + $(CC) $(SFLAGS) $(ZINC) -DPIC -c -o objs/gzwrite.o $(SRCDIR)gzwrite.c + -@mv objs/gzwrite.o $@ + placebo $(SHAREDLIBV): $(PIC_OBJS) libz.a $(LDSHARED) $(SFLAGS) -o $@ $(PIC_OBJS) $(LDSHAREDLIBC) $(LDFLAGS) @@ -190,10 +309,12 @@ -@if [ ! -d $(DESTDIR)$(sharedlibdir) ]; then mkdir -p $(DESTDIR)$(sharedlibdir); fi -@if [ ! -d $(DESTDIR)$(man3dir) ]; then mkdir -p $(DESTDIR)$(man3dir); fi -@if [ ! -d $(DESTDIR)$(pkgconfigdir) ]; then mkdir -p $(DESTDIR)$(pkgconfigdir); fi + rm -f $(DESTDIR)$(libdir)/$(STATICLIB) cp $(STATICLIB) $(DESTDIR)$(libdir) chmod 644 $(DESTDIR)$(libdir)/$(STATICLIB) -@($(RANLIB) $(DESTDIR)$(libdir)/libz.a || true) >/dev/null 2>&1 -@if test -n "$(SHAREDLIBV)"; then \ + rm -f $(DESTDIR)$(sharedlibdir)/$(SHAREDLIBV); \ cp $(SHAREDLIBV) $(DESTDIR)$(sharedlibdir); \ echo "cp $(SHAREDLIBV) $(DESTDIR)$(sharedlibdir)"; \ chmod 755 $(DESTDIR)$(sharedlibdir)/$(SHAREDLIBV); \ @@ -203,8 +324,10 @@ ln -s $(SHAREDLIBV) $(DESTDIR)$(sharedlibdir)/$(SHAREDLIBM); \ ($(LDCONFIG) || true) >/dev/null 2>&1; \ fi - cp zlib.3 $(DESTDIR)$(man3dir) + rm -f $(DESTDIR)$(man3dir)/zlib.3 + cp $(SRCDIR)zlib.3 $(DESTDIR)$(man3dir) chmod 644 $(DESTDIR)$(man3dir)/zlib.3 + rm -f $(DESTDIR)$(pkgconfigdir)/zlib.pc cp zlib.pc $(DESTDIR)$(pkgconfigdir) chmod 644 $(DESTDIR)$(pkgconfigdir)/zlib.pc # The ranlib in install is needed on NeXTSTEP which checks file times @@ -212,7 +335,8 @@ install: install-libs -@if [ ! -d $(DESTDIR)$(includedir) ]; then mkdir -p $(DESTDIR)$(includedir); fi - cp zlib.h zconf.h $(DESTDIR)$(includedir) + rm -f $(DESTDIR)$(includedir)/zlib.h $(DESTDIR)$(includedir)/zconf.h + cp $(SRCDIR)zlib.h zconf.h $(DESTDIR)$(includedir) chmod 644 $(DESTDIR)$(includedir)/zlib.h $(DESTDIR)$(includedir)/zconf.h uninstall: @@ -226,18 +350,18 @@ docs: zlib.3.pdf -zlib.3.pdf: zlib.3 - groff -mandoc -f H -T ps zlib.3 | ps2pdf - zlib.3.pdf +zlib.3.pdf: $(SRCDIR)zlib.3 + groff -mandoc -f H -T ps $(SRCDIR)zlib.3 | ps2pdf - $@ -zconf.h.cmakein: zconf.h.in +zconf.h.cmakein: $(SRCDIR)zconf.h.in -@ TEMPFILE=zconfh_$$; \ echo "/#define ZCONF_H/ a\\\\\n#cmakedefine Z_PREFIX\\\\\n#cmakedefine Z_HAVE_UNISTD_H\n" >> $$TEMPFILE &&\ - sed -f $$TEMPFILE zconf.h.in > zconf.h.cmakein &&\ - touch -r zconf.h.in zconf.h.cmakein &&\ + sed -f $$TEMPFILE $(SRCDIR)zconf.h.in > $@ &&\ + touch -r $(SRCDIR)zconf.h.in $@ &&\ rm $$TEMPFILE -zconf: zconf.h.in - cp -p zconf.h.in zconf.h +zconf: $(SRCDIR)zconf.h.in + cp -p $(SRCDIR)zconf.h.in zconf.h mostlyclean: clean clean: @@ -255,34 +379,32 @@ distclean: clean zconf zconf.h.cmakein docs rm -f Makefile zlib.pc configure.log -@rm -f .DS_Store - -@printf 'all:\n\t-@echo "Please use ./configure first. Thank you."\n' > Makefile - -@printf '\ndistclean:\n\tmake -f Makefile.in distclean\n' >> Makefile - -@touch -r Makefile.in Makefile + @if [ -f Makefile.in ]; then \ + printf 'all:\n\t-@echo "Please use ./configure first. Thank you."\n' > Makefile ; \ + printf '\ndistclean:\n\tmake -f Makefile.in distclean\n' >> Makefile ; \ + touch -r $(SRCDIR)Makefile.in Makefile ; fi + @if [ ! -f zconf.h.in ]; then rm -f zconf.h zconf.h.cmakein ; fi + @if [ ! -f zlib.3 ]; then rm -f zlib.3.pdf ; fi tags: - etags *.[ch] - -depend: - makedepend -- $(CFLAGS) -- *.[ch] - -# DO NOT DELETE THIS LINE -- make depend depends on it. + etags $(SRCDIR)*.[ch] -adler32.o zutil.o: zutil.h zlib.h zconf.h -gzclose.o gzlib.o gzread.o gzwrite.o: zlib.h zconf.h gzguts.h -compress.o example.o minigzip.o uncompr.o: zlib.h zconf.h -crc32.o: zutil.h zlib.h zconf.h crc32.h -deflate.o: deflate.h zutil.h zlib.h zconf.h -infback.o inflate.o: zutil.h zlib.h zconf.h inftrees.h inflate.h inffast.h inffixed.h -inffast.o: zutil.h zlib.h zconf.h inftrees.h inflate.h inffast.h -inftrees.o: zutil.h zlib.h zconf.h inftrees.h -trees.o: deflate.h zutil.h zlib.h zconf.h trees.h - -adler32.lo zutil.lo: zutil.h zlib.h zconf.h -gzclose.lo gzlib.lo gzread.lo gzwrite.lo: zlib.h zconf.h gzguts.h -compress.lo example.lo minigzip.lo uncompr.lo: zlib.h zconf.h -crc32.lo: zutil.h zlib.h zconf.h crc32.h -deflate.lo: deflate.h zutil.h zlib.h zconf.h -infback.lo inflate.lo: zutil.h zlib.h zconf.h inftrees.h inflate.h inffast.h inffixed.h -inffast.lo: zutil.h zlib.h zconf.h inftrees.h inflate.h inffast.h -inftrees.lo: zutil.h zlib.h zconf.h inftrees.h -trees.lo: deflate.h zutil.h zlib.h zconf.h trees.h +adler32.o zutil.o: $(SRCDIR)zutil.h $(SRCDIR)zlib.h zconf.h +gzclose.o gzlib.o gzread.o gzwrite.o: $(SRCDIR)zlib.h zconf.h $(SRCDIR)gzguts.h +compress.o example.o minigzip.o uncompr.o: $(SRCDIR)zlib.h zconf.h +crc32.o: $(SRCDIR)zutil.h $(SRCDIR)zlib.h zconf.h $(SRCDIR)crc32.h +deflate.o: $(SRCDIR)deflate.h $(SRCDIR)zutil.h $(SRCDIR)zlib.h zconf.h +infback.o inflate.o: $(SRCDIR)zutil.h $(SRCDIR)zlib.h zconf.h $(SRCDIR)inftrees.h $(SRCDIR)inflate.h $(SRCDIR)inffast.h $(SRCDIR)inffixed.h +inffast.o: $(SRCDIR)zutil.h $(SRCDIR)zlib.h zconf.h $(SRCDIR)inftrees.h $(SRCDIR)inflate.h $(SRCDIR)inffast.h +inftrees.o: $(SRCDIR)zutil.h $(SRCDIR)zlib.h zconf.h $(SRCDIR)inftrees.h +trees.o: $(SRCDIR)deflate.h $(SRCDIR)zutil.h $(SRCDIR)zlib.h zconf.h $(SRCDIR)trees.h + +adler32.lo zutil.lo: $(SRCDIR)zutil.h $(SRCDIR)zlib.h zconf.h +gzclose.lo gzlib.lo gzread.lo gzwrite.lo: $(SRCDIR)zlib.h zconf.h $(SRCDIR)gzguts.h +compress.lo example.lo minigzip.lo uncompr.lo: $(SRCDIR)zlib.h zconf.h +crc32.lo: $(SRCDIR)zutil.h $(SRCDIR)zlib.h zconf.h $(SRCDIR)crc32.h +deflate.lo: $(SRCDIR)deflate.h $(SRCDIR)zutil.h $(SRCDIR)zlib.h zconf.h +infback.lo inflate.lo: $(SRCDIR)zutil.h $(SRCDIR)zlib.h zconf.h $(SRCDIR)inftrees.h $(SRCDIR)inflate.h $(SRCDIR)inffast.h $(SRCDIR)inffixed.h +inffast.lo: $(SRCDIR)zutil.h $(SRCDIR)zlib.h zconf.h $(SRCDIR)inftrees.h $(SRCDIR)inflate.h $(SRCDIR)inffast.h +inftrees.lo: $(SRCDIR)zutil.h $(SRCDIR)zlib.h zconf.h $(SRCDIR)inftrees.h +trees.lo: $(SRCDIR)deflate.h $(SRCDIR)zutil.h $(SRCDIR)zlib.h zconf.h $(SRCDIR)trees.h diff -Nru zlib-1.2.8.dfsg/msdos/Makefile.dj2 zlib-1.2.11.dfsg/msdos/Makefile.dj2 --- zlib-1.2.8.dfsg/msdos/Makefile.dj2 2010-02-14 00:37:47.000000000 +0000 +++ zlib-1.2.11.dfsg/msdos/Makefile.dj2 2015-07-29 05:44:31.000000000 +0000 @@ -29,7 +29,7 @@ #CFLAGS=-MMD -O #CFLAGS=-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7 -#CFLAGS=-MMD -g -DDEBUG +#CFLAGS=-MMD -g -DZLIB_DEBUG CFLAGS=-MMD -O3 $(BUTT) -Wall -Wwrite-strings -Wpointer-arith -Wconversion \ -Wstrict-prototypes -Wmissing-prototypes diff -Nru zlib-1.2.8.dfsg/msdos/Makefile.emx zlib-1.2.11.dfsg/msdos/Makefile.emx --- zlib-1.2.8.dfsg/msdos/Makefile.emx 2010-02-14 00:37:39.000000000 +0000 +++ zlib-1.2.11.dfsg/msdos/Makefile.emx 2015-07-29 05:44:31.000000000 +0000 @@ -11,7 +11,7 @@ #CFLAGS=-MMD -O #CFLAGS=-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7 -#CFLAGS=-MMD -g -DDEBUG +#CFLAGS=-MMD -g -DZLIB_DEBUG CFLAGS=-MMD -O3 $(BUTT) -Wall -Wwrite-strings -Wpointer-arith -Wconversion \ -Wstrict-prototypes -Wmissing-prototypes diff -Nru zlib-1.2.8.dfsg/old/Makefile.emx zlib-1.2.11.dfsg/old/Makefile.emx --- zlib-1.2.8.dfsg/old/Makefile.emx 2012-03-13 05:43:04.000000000 +0000 +++ zlib-1.2.11.dfsg/old/Makefile.emx 2015-07-29 05:44:31.000000000 +0000 @@ -11,7 +11,7 @@ #CFLAGS=-MMD -O #CFLAGS=-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7 -#CFLAGS=-MMD -g -DDEBUG +#CFLAGS=-MMD -g -DZLIB_DEBUG CFLAGS=-MMD -O3 $(BUTT) -Wall -Wwrite-strings -Wpointer-arith -Wconversion \ -Wstrict-prototypes -Wmissing-prototypes diff -Nru zlib-1.2.8.dfsg/old/os2/Makefile.os2 zlib-1.2.11.dfsg/old/os2/Makefile.os2 --- zlib-1.2.8.dfsg/old/os2/Makefile.os2 1998-03-01 09:00:20.000000000 +0000 +++ zlib-1.2.11.dfsg/old/os2/Makefile.os2 2015-07-29 05:44:31.000000000 +0000 @@ -14,7 +14,7 @@ CFLAGS=-O6 -Wall #CFLAGS=-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7 -#CFLAGS=-g -DDEBUG +#CFLAGS=-g -DZLIB_DEBUG #CFLAGS=-O3 -Wall -Wwrite-strings -Wpointer-arith -Wconversion \ # -Wstrict-prototypes -Wmissing-prototypes diff -Nru zlib-1.2.8.dfsg/os400/bndsrc zlib-1.2.11.dfsg/os400/bndsrc --- zlib-1.2.8.dfsg/os400/bndsrc 1970-01-01 00:00:00.000000000 +0000 +++ zlib-1.2.11.dfsg/os400/bndsrc 2017-01-01 07:37:10.000000000 +0000 @@ -0,0 +1,119 @@ +STRPGMEXP PGMLVL(*CURRENT) SIGNATURE('ZLIB') + +/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ +/* Version 1.1.3 entry points. */ +/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ + + EXPORT SYMBOL("adler32") + EXPORT SYMBOL("compress") + EXPORT SYMBOL("compress2") + EXPORT SYMBOL("crc32") + EXPORT SYMBOL("get_crc_table") + EXPORT SYMBOL("deflate") + EXPORT SYMBOL("deflateEnd") + EXPORT SYMBOL("deflateSetDictionary") + EXPORT SYMBOL("deflateCopy") + EXPORT SYMBOL("deflateReset") + EXPORT SYMBOL("deflateParams") + EXPORT SYMBOL("deflatePrime") + EXPORT SYMBOL("deflateInit_") + EXPORT SYMBOL("deflateInit2_") + EXPORT SYMBOL("gzopen") + EXPORT SYMBOL("gzdopen") + EXPORT SYMBOL("gzsetparams") + EXPORT SYMBOL("gzread") + EXPORT SYMBOL("gzwrite") + EXPORT SYMBOL("gzprintf") + EXPORT SYMBOL("gzputs") + EXPORT SYMBOL("gzgets") + EXPORT SYMBOL("gzputc") + EXPORT SYMBOL("gzgetc") + EXPORT SYMBOL("gzflush") + EXPORT SYMBOL("gzseek") + EXPORT SYMBOL("gzrewind") + EXPORT SYMBOL("gztell") + EXPORT SYMBOL("gzeof") + EXPORT SYMBOL("gzclose") + EXPORT SYMBOL("gzerror") + EXPORT SYMBOL("inflate") + EXPORT SYMBOL("inflateEnd") + EXPORT SYMBOL("inflateSetDictionary") + EXPORT SYMBOL("inflateSync") + EXPORT SYMBOL("inflateReset") + EXPORT SYMBOL("inflateInit_") + EXPORT SYMBOL("inflateInit2_") + EXPORT SYMBOL("inflateSyncPoint") + EXPORT SYMBOL("uncompress") + EXPORT SYMBOL("zlibVersion") + EXPORT SYMBOL("zError") + EXPORT SYMBOL("z_errmsg") + +/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ +/* Version 1.2.1 additional entry points. */ +/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ + + EXPORT SYMBOL("compressBound") + EXPORT SYMBOL("deflateBound") + EXPORT SYMBOL("deflatePending") + EXPORT SYMBOL("gzungetc") + EXPORT SYMBOL("gzclearerr") + EXPORT SYMBOL("inflateBack") + EXPORT SYMBOL("inflateBackEnd") + EXPORT SYMBOL("inflateBackInit_") + EXPORT SYMBOL("inflateCopy") + EXPORT SYMBOL("zlibCompileFlags") + +/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ +/* Version 1.2.4 additional entry points. */ +/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ + + EXPORT SYMBOL("adler32_combine") + EXPORT SYMBOL("adler32_combine64") + EXPORT SYMBOL("crc32_combine") + EXPORT SYMBOL("crc32_combine64") + EXPORT SYMBOL("deflateSetHeader") + EXPORT SYMBOL("deflateTune") + EXPORT SYMBOL("gzbuffer") + EXPORT SYMBOL("gzclose_r") + EXPORT SYMBOL("gzclose_w") + EXPORT SYMBOL("gzdirect") + EXPORT SYMBOL("gzoffset") + EXPORT SYMBOL("gzoffset64") + EXPORT SYMBOL("gzopen64") + EXPORT SYMBOL("gzseek64") + EXPORT SYMBOL("gztell64") + EXPORT SYMBOL("inflateGetHeader") + EXPORT SYMBOL("inflateMark") + EXPORT SYMBOL("inflatePrime") + EXPORT SYMBOL("inflateReset2") + EXPORT SYMBOL("inflateUndermine") + +/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ +/* Version 1.2.6 additional entry points. */ +/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ + + EXPORT SYMBOL("deflateResetKeep") + EXPORT SYMBOL("gzgetc_") + EXPORT SYMBOL("inflateResetKeep") + +/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ +/* Version 1.2.8 additional entry points. */ +/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ + + EXPORT SYMBOL("gzvprintf") + EXPORT SYMBOL("inflateGetDictionary") + +/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ +/* Version 1.2.9 additional entry points. */ +/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ + + EXPORT SYMBOL("adler32_z") + EXPORT SYMBOL("crc32_z") + EXPORT SYMBOL("deflateGetDictionary") + EXPORT SYMBOL("gzfread") + EXPORT SYMBOL("gzfwrite") + EXPORT SYMBOL("inflateCodesUsed") + EXPORT SYMBOL("inflateValidate") + EXPORT SYMBOL("uncompress2") + +ENDPGMEXP diff -Nru zlib-1.2.8.dfsg/os400/make.sh zlib-1.2.11.dfsg/os400/make.sh --- zlib-1.2.8.dfsg/os400/make.sh 1970-01-01 00:00:00.000000000 +0000 +++ zlib-1.2.11.dfsg/os400/make.sh 2017-01-15 17:07:08.000000000 +0000 @@ -0,0 +1,366 @@ +#!/bin/sh +# +# ZLIB compilation script for the OS/400. +# +# +# This is a shell script since make is not a standard component of OS/400. + + +################################################################################ +# +# Tunable configuration parameters. +# +################################################################################ + +TARGETLIB='ZLIB' # Target OS/400 program library +STATBNDDIR='ZLIB_A' # Static binding directory. +DYNBNDDIR='ZLIB' # Dynamic binding directory. +SRVPGM="ZLIB" # Service program. +IFSDIR='/zlib' # IFS support base directory. +TGTCCSID='500' # Target CCSID of objects +DEBUG='*NONE' # Debug level +OPTIMIZE='40' # Optimisation level +OUTPUT='*NONE' # Compilation output option. +TGTRLS='V6R1M0' # Target OS release + +export TARGETLIB STATBNDDIR DYNBNDDIR SRVPGM IFSDIR +export TGTCCSID DEBUG OPTIMIZE OUTPUT TGTRLS + + +################################################################################ +# +# OS/400 specific definitions. +# +################################################################################ + +LIBIFSNAME="/QSYS.LIB/${TARGETLIB}.LIB" + + +################################################################################ +# +# Procedures. +# +################################################################################ + +# action_needed dest [src] +# +# dest is an object to build +# if specified, src is an object on which dest depends. +# +# exit 0 (succeeds) if some action has to be taken, else 1. + +action_needed() + +{ + [ ! -e "${1}" ] && return 0 + [ "${2}" ] || return 1 + [ "${1}" -ot "${2}" ] && return 0 + return 1 +} + + +# make_module module_name source_name [additional_definitions] +# +# Compile source name into module if needed. +# As side effect, append the module name to variable MODULES. +# Set LINK to "YES" if the module has been compiled. + +make_module() + +{ + MODULES="${MODULES} ${1}" + MODIFSNAME="${LIBIFSNAME}/${1}.MODULE" + CSRC="`basename \"${2}\"`" + + if action_needed "${MODIFSNAME}" "${2}" + then : + elif [ ! "`sed -e \"//,/<\\\\/source>/!d\" \ + -e '/ tmphdrfile + + # Need to translate to target CCSID. + + CMD="CPY OBJ('`pwd`/tmphdrfile') TOOBJ('${DEST}')" + CMD="${CMD} TOCCSID(${TGTCCSID}) DTAFMT(*TEXT) REPLACE(*YES)" + system "${CMD}" + # touch -r "${HFILE}" "${DEST}" + rm -f tmphdrfile + fi + + IFSFILE="${IFSDIR}/include/`basename \"${HFILE}\"`" + + if action_needed "${IFSFILE}" "${DEST}" + then rm -f "${IFSFILE}" + ln -s "${DEST}" "${IFSFILE}" + fi +done + + +# Install the ILE/RPG header file. + + +HFILE="${SCRIPTDIR}/zlib.inc" +DEST="${SRCPF}/ZLIB.INC.MBR" + +if action_needed "${DEST}" "${HFILE}" +then CMD="CPY OBJ('${HFILE}') TOOBJ('${DEST}')" + CMD="${CMD} TOCCSID(${TGTCCSID}) DTAFMT(*TEXT) REPLACE(*YES)" + system "${CMD}" + # touch -r "${HFILE}" "${DEST}" +fi + +IFSFILE="${IFSDIR}/include/`basename \"${HFILE}\"`" + +if action_needed "${IFSFILE}" "${DEST}" +then rm -f "${IFSFILE}" + ln -s "${DEST}" "${IFSFILE}" +fi + + +# Create and compile the identification source file. + +echo '#pragma comment(user, "ZLIB version '"${VERSION}"'")' > os400.c +echo '#pragma comment(user, __DATE__)' >> os400.c +echo '#pragma comment(user, __TIME__)' >> os400.c +echo '#pragma comment(copyright, "Copyright (C) 1995-2017 Jean-Loup Gailly, Mark Adler. OS/400 version by P. Monnerat.")' >> os400.c +make_module OS400 os400.c +LINK= # No need to rebuild service program yet. +MODULES= + + +# Get source list. + +CSOURCES=`sed -e '/ - - - - + + + + @@ -63,7 +63,7 @@ - 1.2.8 + 1.2.11 Medium Stable diff -Nru zlib-1.2.8.dfsg/README zlib-1.2.11.dfsg/README --- zlib-1.2.8.dfsg/README 2013-04-28 22:57:10.000000000 +0000 +++ zlib-1.2.11.dfsg/README 2017-01-15 17:29:40.000000000 +0000 @@ -1,6 +1,6 @@ ZLIB DATA COMPRESSION LIBRARY -zlib 1.2.8 is a general purpose data compression library. All the code is +zlib 1.2.11 is a general purpose data compression library. All the code is thread safe. The data format used by the zlib library is described by RFCs (Request for Comments) 1950 to 1952 in the files http://tools.ietf.org/html/rfc1950 (zlib format), rfc1951 (deflate format) and @@ -31,7 +31,7 @@ issue of Dr. Dobb's Journal; a copy of the article is available at http://marknelson.us/1997/01/01/zlib-engine/ . -The changes made in version 1.2.8 are documented in the file ChangeLog. +The changes made in version 1.2.11 are documented in the file ChangeLog. Unsupported third party contributions are provided in directory contrib/ . @@ -84,7 +84,7 @@ Copyright notice: - (C) 1995-2013 Jean-loup Gailly and Mark Adler + (C) 1995-2017 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 -Nru zlib-1.2.8.dfsg/test/example.c zlib-1.2.11.dfsg/test/example.c --- zlib-1.2.8.dfsg/test/example.c 2012-08-13 07:02:40.000000000 +0000 +++ zlib-1.2.11.dfsg/test/example.c 2017-01-01 07:37:10.000000000 +0000 @@ -1,5 +1,5 @@ /* example.c -- usage example of the zlib compression library - * Copyright (C) 1995-2006, 2011 Jean-loup Gailly. + * Copyright (C) 1995-2006, 2011, 2016 Jean-loup Gailly * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -26,13 +26,13 @@ } \ } -z_const char hello[] = "hello, hello!"; +static z_const char hello[] = "hello, hello!"; /* "hello world" would be more standard, but the repeated "hello" * stresses the compression code better, sorry... */ -const char dictionary[] = "hello"; -uLong dictId; /* Adler32 value of the dictionary */ +static const char dictionary[] = "hello"; +static uLong dictId; /* Adler32 value of the dictionary */ void test_deflate OF((Byte *compr, uLong comprLen)); void test_inflate OF((Byte *compr, uLong comprLen, @@ -59,13 +59,13 @@ void *q; unsigned n, m; { - q = Z_NULL; + (void)q; return calloc(n, m); } void myfree(void *q, void *p) { - q = Z_NULL; + (void)q; free(p); } @@ -432,7 +432,7 @@ d_stream.next_out = uncompr; d_stream.avail_out = (uInt)uncomprLen; - inflate(&d_stream, Z_NO_FLUSH); + err = inflate(&d_stream, Z_NO_FLUSH); CHECK_ERR(err, "inflate"); d_stream.avail_in = (uInt)comprLen-2; /* read all compressed data */ @@ -573,7 +573,8 @@ } #ifdef Z_SOLO - argc = strlen(argv[0]); + (void)argc; + (void)argv; #else test_compress(compr, comprLen, uncompr, uncomprLen); diff -Nru zlib-1.2.8.dfsg/test/infcover.c zlib-1.2.11.dfsg/test/infcover.c --- zlib-1.2.8.dfsg/test/infcover.c 2011-12-01 04:19:05.000000000 +0000 +++ zlib-1.2.11.dfsg/test/infcover.c 2017-01-01 07:37:10.000000000 +0000 @@ -1,5 +1,5 @@ /* infcover.c -- test zlib's inflate routines with full code coverage - * Copyright (C) 2011 Mark Adler + * Copyright (C) 2011, 2016 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -237,14 +237,14 @@ /* Decode a hexadecimal string, set *len to length, in[] to the bytes. This decodes liberally, in that hex digits can be adjacent, in which case two in - a row writes a byte. Or they can delimited by any non-hex character, where - the delimiters are ignored except when a single hex digit is followed by a - delimiter in which case that single digit writes a byte. The returned - data is allocated and must eventually be freed. NULL is returned if out of - memory. If the length is not needed, then len can be NULL. */ + a row writes a byte. Or they can be delimited by any non-hex character, + where the delimiters are ignored except when a single hex digit is followed + by a delimiter, where that single digit writes a byte. The returned data is + allocated and must eventually be freed. NULL is returned if out of memory. + If the length is not needed, then len can be NULL. */ local unsigned char *h2b(const char *hex, unsigned *len) { - unsigned char *in; + unsigned char *in, *re; unsigned next, val; in = malloc((strlen(hex) + 1) >> 1); @@ -268,8 +268,8 @@ } while (*hex++); /* go through the loop with the terminating null */ if (len != NULL) *len = next; - in = reallocf(in, next); - return in; + re = realloc(in, next); + return re == NULL ? in : re; } /* generic inflate() run, where hex is the hexadecimal input data, what is the diff -Nru zlib-1.2.8.dfsg/test/minigzip.c zlib-1.2.11.dfsg/test/minigzip.c --- zlib-1.2.8.dfsg/test/minigzip.c 2012-06-03 23:28:40.000000000 +0000 +++ zlib-1.2.11.dfsg/test/minigzip.c 2017-01-01 07:37:10.000000000 +0000 @@ -1,5 +1,5 @@ /* minigzip.c -- simulate gzip using the zlib compression library - * Copyright (C) 1995-2006, 2010, 2011 Jean-loup Gailly. + * Copyright (C) 1995-2006, 2010, 2011, 2016 Jean-loup Gailly * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -40,7 +40,7 @@ # define SET_BINARY_MODE(file) #endif -#ifdef _MSC_VER +#if defined(_MSC_VER) && _MSC_VER < 1900 # define snprintf _snprintf #endif @@ -156,14 +156,14 @@ void *q; unsigned n, m; { - q = Z_NULL; + (void)q; return calloc(n, m); } void myfree(q, p) void *q, *p; { - q = Z_NULL; + (void)q; free(p); } @@ -333,7 +333,7 @@ #endif -char *prog; +static char *prog; void error OF((const char *msg)); void gz_compress OF((FILE *in, gzFile out)); @@ -500,7 +500,7 @@ char *infile, *outfile; FILE *out; gzFile in; - size_t len = strlen(file); + unsigned len = strlen(file); if (len + strlen(GZ_SUFFIX) >= sizeof(buf)) { fprintf(stderr, "%s: filename too long\n", prog); diff -Nru zlib-1.2.8.dfsg/treebuild.xml zlib-1.2.11.dfsg/treebuild.xml --- zlib-1.2.8.dfsg/treebuild.xml 2013-04-28 22:57:10.000000000 +0000 +++ zlib-1.2.11.dfsg/treebuild.xml 2017-01-15 17:29:40.000000000 +0000 @@ -1,6 +1,6 @@ - - + + zip compression library @@ -101,7 +101,7 @@