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unzip
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unzip/unzpriv.h

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/*
Copyright (c) 1990-2009 Info-ZIP. All rights reserved.
See the accompanying file LICENSE, version 2009-Jan-02 or later
(the contents of which are also included in unzip.h) for terms of use.
If, for some reason, all these files are missing, the Info-ZIP license
also may be found at: ftp://ftp.info-zip.org/pub/infozip/license.html
*/
/*---------------------------------------------------------------------------
unzpriv.h
This header file contains private (internal) macros, typedefs, prototypes
and global-variable declarations used by all of the UnZip source files.
In a prior life it was part of the main unzip.h header, but now it is only
included by that header if UNZIP_INTERNAL is defined.
---------------------------------------------------------------------------*/
#ifndef __unzpriv_h /* prevent multiple inclusions */
#define __unzpriv_h
/* First thing: Signal all following code that we compile UnZip utilities! */
#ifndef UNZIP
# define UNZIP
#endif
/* GRR 960204: MORE defined here in preparation for removal altogether */
#ifndef MORE
# ifndef RISCOS
# define MORE
# endif
#endif
/* fUnZip should never need to be reentrant */
#ifdef FUNZIP
# ifdef REENTRANT
# undef REENTRANT
# endif
# ifdef DLL
# undef DLL
# endif
# ifdef SFX /* fUnZip is NOT the sfx stub! */
# undef SFX
# endif
# ifdef USE_BZIP2 /* fUnZip does not support bzip2 decompression */
# undef USE_BZIP2
# endif
#endif
#if (defined(USE_ZLIB) && !defined(HAVE_ZL_INFLAT64) && !defined(NO_DEFLATE64))
/* zlib does not (yet?) provide Deflate64(tm) support */
# define NO_DEFLATE64
#endif
#ifdef NO_DEFLATE64
/* disable support for Deflate64(tm) */
# ifdef USE_DEFLATE64
# undef USE_DEFLATE64
# endif
#else
/* enable Deflate64(tm) support unless compiling for SFX stub */
# if (!defined(USE_DEFLATE64) && !defined(SFX))
# define USE_DEFLATE64
# endif
#endif
/* disable bzip2 support for SFX stub, unless explicitly requested */
#if (defined(SFX) && !defined(BZIP2_SFX) && defined(USE_BZIP2))
# undef USE_BZIP2
#endif
#if (defined(NO_VMS_TEXT_CONV) || defined(VMS))
# ifdef VMS_TEXT_CONV
# undef VMS_TEXT_CONV
# endif
#else
# if (!defined(VMS_TEXT_CONV) && !defined(SFX))
# define VMS_TEXT_CONV
# endif
#endif
/* Enable -B option per default on specific systems, to allow backing up
* files that would be overwritten.
* (This list of systems must be kept in sync with the list of systems
* that add the B_flag to the UzpOpts structure, see unzip.h.)
*/
#if (!defined(NO_UNIXBACKUP) && !defined(UNIXBACKUP))
# if defined(UNIX) || defined(OS2) || defined(WIN32)
# define UNIXBACKUP
# endif
#endif
#if (defined(DLL) && !defined(REENTRANT))
# define REENTRANT
#endif
#if (!defined(DYNAMIC_CRC_TABLE) && !defined(FUNZIP))
# define DYNAMIC_CRC_TABLE
#endif
#if (defined(DYNAMIC_CRC_TABLE) && !defined(REENTRANT))
# ifndef DYNALLOC_CRCTAB
# define DYNALLOC_CRCTAB
# endif
#endif
/*---------------------------------------------------------------------------
OS-dependent configuration for UnZip internals
---------------------------------------------------------------------------*/
/* Some compiler distributions for Win32/i386 systems try to emulate
* a Unix (POSIX-compatible) environment.
*/
#if (defined(WIN32) && defined(UNIX))
/* UnZip does not support merging both ports in a single executable. */
# if (defined(FORCE_WIN32_OVER_UNIX) && defined(FORCE_UNIX_OVER_WIN32))
/* conflicting choice requests -> we prefer the Win32 environment */
# undef FORCE_UNIX_OVER_WIN32
# endif
# ifdef FORCE_WIN32_OVER_UNIX
/* native Win32 support was explicitly requested... */
# undef UNIX
# else
/* use the POSIX (Unix) emulation features by default... */
# undef WIN32
# endif
#endif
/* bad or (occasionally?) missing stddef.h: */
#if (defined(M_XENIX) || defined(DNIX))
# define NO_STDDEF_H
#endif
#if (defined(M_XENIX) && !defined(M_UNIX)) /* SCO Xenix only, not SCO Unix */
# define SCO_XENIX
# define NO_LIMITS_H /* no limits.h, but MODERN defined */
# define NO_UID_GID /* no uid_t/gid_t */
# define size_t int
#endif
#ifdef realix /* Modcomp Real/IX, real-time SysV.3 variant */
# define SYSV
# define NO_UID_GID /* no uid_t/gid_t */
#endif
#if (defined(_AIX) && !defined(_ALL_SOURCE))
# define _ALL_SOURCE
#endif
#if defined(apollo) /* defines __STDC__ */
# define NO_STDLIB_H
#endif
#ifdef DNIX
# define SYSV
# define SHORT_NAMES /* 14-char limitation on path components */
/* # define FILENAME_MAX 14 */
# define FILENAME_MAX NAME_MAX /* GRR: experiment */
#endif
#if (defined(SYSTEM_FIVE) || defined(__SYSTEM_FIVE))
# ifndef SYSV
# define SYSV
# endif
#endif /* SYSTEM_FIVE || __SYSTEM_FIVE */
#if (defined(M_SYSV) || defined(M_SYS5))
# ifndef SYSV
# define SYSV
# endif
#endif /* M_SYSV || M_SYS5 */
/* __SVR4 and __svr4__ catch Solaris on at least some combos of compiler+OS */
#if (defined(__SVR4) || defined(__svr4__) || defined(sgi) || defined(__hpux))
# ifndef SYSV
# define SYSV
# endif
#endif /* __SVR4 || __svr4__ || sgi || __hpux */
#if (defined(LINUX) || defined(__QNX__))
# ifndef SYSV
# define SYSV
# endif
#endif /* LINUX || __QNX__ */
#if (defined(ultrix) || defined(__ultrix) || defined(bsd4_2))
# if (!defined(BSD) && !defined(SYSV))
# define BSD
# endif
#endif /* ultrix || __ultrix || bsd4_2 */
#if (defined(sun) || defined(pyr) || defined(CONVEX))
# if (!defined(BSD) && !defined(SYSV))
# define BSD
# endif
#endif /* sun || pyr || CONVEX */
#ifdef pyr /* Pyramid: has BSD and AT&T "universes" */
# ifdef BSD
# define pyr_bsd
# define USE_STRINGS_H /* instead of more common string.h */
# define ZMEM /* ZMEM now uses bcopy/bzero: not in AT&T universe */
# endif /* (AT&T memcpy claimed to be very slow, though) */
# define DECLARE_ERRNO
#endif /* pyr */
/* stat() bug for Borland, VAX C RTL, and Atari ST MiNT on TOS
* filesystems: returns 0 for wildcards! (returns 0xffffffff on Minix
* filesystem or `U:' drive under Atari MiNT.) Watcom C was previously
* included on this list; it would be good to know what version the problem
* was fixed at, if it did exist. */
#if (defined(__TURBOC__) && !defined(WIN32))
/*# define WILD_STAT_BUG*/
#endif
#if (defined(VMS) || defined(__MINT__))
# define WILD_STAT_BUG
#endif
/*---------------------------------------------------------------------------
OS-dependent includes
---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------
API (DLL) section:
---------------------------------------------------------------------------*/
#ifdef DLL
# define MAIN UZ_EXP UzpMain /* was UzpUnzip */
# ifdef OS2DLL
# undef Info
# define REDIRECTC(c) varputchar(__G__ c)
# define REDIRECTPRINT(buf,size) varmessage(__G__ buf, size)
# define FINISH_REDIRECT() finish_REXX_redirect(__G)
# else
# define REDIRECTC(c)
# define REDIRECTPRINT(buf,size) 0
# define FINISH_REDIRECT() close_redirect(__G)
# endif
#endif
/*---------------------------------------------------------------------------
Acorn RISCOS section:
---------------------------------------------------------------------------*/
#ifdef RISCOS
# include "acorn/riscos.h"
#endif
/*---------------------------------------------------------------------------
Amiga section:
---------------------------------------------------------------------------*/
#ifdef AMIGA
# include "amiga/amiga.h"
#endif
/*---------------------------------------------------------------------------
AOS/VS section (somewhat similar to Unix, apparently):
---------------------------------------------------------------------------*/
#ifdef AOS_VS
# ifdef __FILEIO_C
# include "aosvs/aosvs.h"
# endif
#endif
/*---------------------------------------------------------------------------
Atari ST section:
---------------------------------------------------------------------------*/
#ifdef ATARI
# include <time.h>
# include <stat.h>
# include <fcntl.h>
# include <limits.h>
# define SYMLINKS
# define EXE_EXTENSION ".tos"
# ifndef DATE_FORMAT
# define DATE_FORMAT DF_DMY
# endif
# define DIR_END '/'
# define INT_SPRINTF
# define timezone _timezone
# define lenEOL 2
# define PutNativeEOL {*q++ = native(CR); *q++ = native(LF);}
# undef SHORT_NAMES
# if (!defined(NOTIMESTAMP) && !defined(TIMESTAMP))
# define TIMESTAMP
# endif
#endif
/*---------------------------------------------------------------------------
AtheOS section:
---------------------------------------------------------------------------*/
#ifdef __ATHEOS__
# include "atheos/athcfg.h"
#endif
/*---------------------------------------------------------------------------
BeOS section:
---------------------------------------------------------------------------*/
#ifdef __BEOS__
# include "beos/beocfg.h"
#endif
/*---------------------------------------------------------------------------
Human68k/X680x0 section:
---------------------------------------------------------------------------*/
#ifdef __human68k__
/* DO NOT DEFINE DOS_OS2 HERE! If Human68k is so much */
/* like MS-DOS and/or OS/2, create DOS_H68_OS2 macro. */
# if (!defined(_MBCS) && !defined(NO_MBCS))
/* enable MBCS support by default for this system */
# define _MBCS
# endif
# if (defined(_MBCS) && defined(NO_MBCS))
/* disable MBCS support when explicitely requested */
# undef _MBCS
# endif
# include <time.h>
# include <fcntl.h>
# include <io.h>
# include <conio.h>
# include <sys/stat.h>
# ifdef HAVE_MBSTRING_H
# include <mbstring.h>
# endif
# ifdef HAVE_MBCTYPE_H
# include <mbctype.h>
# else
# ifndef _ismbblead
# define _ismbblead(c) (0x80 <= (c) && ((c) < 0xa0 || 0xe0 <= (c)))
# endif
# endif
# ifndef DATE_FORMAT
# define DATE_FORMAT DF_YMD /* Japanese standard */
# endif
# define lenEOL 1
# define PutNativeEOL *q++ = native(LF);
# define INT_SPRINTF
# define SYMLINKS
# ifdef SFX
# define MAIN main_sfx
# endif
#endif
/*---------------------------------------------------------------------------
Mac section:
---------------------------------------------------------------------------*/
#ifdef MACOS
# include "maccfg.h"
#endif /* MACOS */
/*---------------------------------------------------------------------------
MS-DOS, OS/2, FLEXOS section:
---------------------------------------------------------------------------*/
#ifdef WINDLL
# ifdef MORE
# undef MORE
# endif
# ifdef OS2_EAS
# undef OS2_EAS
# endif
#endif
#if (defined(_MSC_VER) || (defined(M_I86) && !defined(__WATCOMC__)))
# ifndef MSC
# define MSC /* This should work for older MSC, too! */
# endif
#endif
#if (defined(MSDOS) || defined(OS2) || defined(FLEXOS))
# include <sys/types.h> /* off_t, time_t, dev_t, ... */
# include <sys/stat.h>
# include <io.h> /* lseek(), open(), setftime(), dup(), creat() */
# include <time.h> /* localtime() */
# include <fcntl.h> /* O_BINARY for open() w/o CR/LF translation */
# ifdef OS2 /* defined for all OS/2 compilers */
# include "os2/os2cfg.h"
# else
# ifdef FLEXOS
# include "flexos/flxcfg.h"
# else
# include "msdos/doscfg.h"
# endif
# endif
# if (defined(_MSC_VER) && (_MSC_VER == 700) && !defined(GRR))
/*
* ARGH. MSC 7.0 libraries think times are based on 1899 Dec 31 00:00, not
* 1970 Jan 1 00:00. So we have to diddle time_t's appropriately: add or
* subtract 70 years' worth of seconds; i.e., number of days times 86400;
* i.e., (70*365 regular days + 17 leap days + 1 1899 day) * 86400 ==
* (25550 + 17 + 1) * 86400 == 2209075200 seconds. We know time_t is an
* unsigned long (ulg) on the only system with this bug.
*/
# define TIMET_TO_NATIVE(x) (x) += (ulg)2209075200L;
# define NATIVE_TO_TIMET(x) (x) -= (ulg)2209075200L;
# endif
# if (defined(__BORLANDC__) && (__BORLANDC__ >= 0x0450))
# define timezone _timezone
# endif
# if (defined(__GO32__) || defined(FLEXOS))
# define DIR_END '/'
# else
# define DIR_END '\\' /* OS uses '\\' as directory separator */
# define DIR_END2 '/' /* also check for '/' (RTL may convert) */
# endif
# ifdef DATE_FORMAT
# undef DATE_FORMAT
# endif
# define DATE_FORMAT dateformat()
# define lenEOL 2
# define PutNativeEOL {*q++ = native(CR); *q++ = native(LF);}
# if (!defined(NO_EF_UT_TIME) && !defined(USE_EF_UT_TIME))
# define USE_EF_UT_TIME
# endif
#endif /* MSDOS || OS2 || FLEXOS */
/*---------------------------------------------------------------------------
MTS section (piggybacks UNIX, I think):
---------------------------------------------------------------------------*/
#ifdef MTS
# include <sys/types.h> /* off_t, time_t, dev_t, ... */
# include <sys/stat.h>
# include <sys/file.h> /* MTS uses this instead of fcntl.h */
# include <timeb.h>
# include <time.h>
# include <unix.h> /* some important non-ANSI routines */
# define mkdir(s,n) (-1) /* no "make directory" capability */
# define EBCDIC /* set EBCDIC conversion on */
# define NO_STRNICMP /* unzip's is as good the one in MTS */
# define USE_FWRITE
# define close_outfile() fclose(G.outfile) /* can't set time on files */
# define umask(n) /* don't have umask() on MTS */
# define FOPWT "w" /* open file for writing in TEXT mode */
# ifndef DATE_FORMAT
# define DATE_FORMAT DF_MDY
# endif
# define lenEOL 1
# define PutNativeEOL *q++ = native(LF);
#endif /* MTS */
/*---------------------------------------------------------------------------
Novell Netware NLM section
---------------------------------------------------------------------------*/
#ifdef NLM
# include "netware/nlmcfg.h"
#endif
/*---------------------------------------------------------------------------
QDOS section
---------------------------------------------------------------------------*/
#ifdef QDOS
# define DIRENT
# include <fcntl.h>
# include <unistd.h>
# include <sys/stat.h>
# include <time.h>
# include "qdos/izqdos.h"
# ifndef DATE_FORMAT
# define DATE_FORMAT DF_MDY
# endif
# define lenEOL 1
# define PutNativeEOL *q++ = native(LF);
# define DIR_END '_'
# define RETURN QReturn
# undef PATH_MAX
# define PATH_MAX 36
# if (!defined(NOTIMESTAMP) && !defined(TIMESTAMP))
# define TIMESTAMP
# endif
# define SCREENSIZE(ttrows, ttcols) screensize(ttrows, ttcols)
# define SCREENWIDTH 80
#endif
/*---------------------------------------------------------------------------
Tandem NSK section:
---------------------------------------------------------------------------*/
#ifdef TANDEM
# include "tandem.h"
# include <fcntl.h>
# ifndef __INT32
/* We are compiling with non-WIDE memory model, int = 16 bits */
# ifndef INT_16BIT
# define INT_16BIT /* report "int" size is 16-bit to inflate setup */
# endif
# ifdef USE_DEFLATE64
/* Following required for 64k WSIZE of Deflate64 support */
# define MED_MEM /* else OUTBUFSIZ is 64K and fails in do_string */
# define INBUFSIZ 8192 /* but larger buffer for real OSes */
# endif
# endif
/* use a single LF delimiter so that writes to 101 text files work */
# define PutNativeEOL *q++ = native(LF);
# define lenEOL 1
# ifndef DATE_FORMAT
# define DATE_FORMAT DF_DMY
# endif
# define SCREENLINES 25
/* USE_EF_UT_TIME is set in tandem.h */
# define RESTORE_UIDGID
# define NO_STRNICMP
#endif
/*---------------------------------------------------------------------------
THEOS section:
---------------------------------------------------------------------------*/
#ifdef THEOS
# include "theos/thscfg.h"
#endif
/*---------------------------------------------------------------------------
TOPS-20 section:
---------------------------------------------------------------------------*/
#ifdef TOPS20
# include <sys/types.h> /* off_t, time_t, dev_t, ... */
# include <sys/stat.h>
# include <sys/param.h>
# include <sys/time.h>
# include <sys/timeb.h>
# include <sys/file.h>
# include <timex.h>
# include <monsym.h> /* get amazing monsym() macro */
extern int open(), close(), read();
extern int stat(), unlink(), jsys(), fcntl();
extern long lseek(), dup(), creat();
# define strchr index /* GRR: necessary? */
# define strrchr rindex
# define REALLY_SHORT_SYMS
# define NO_MKDIR
# ifndef HAVE_STRNICMP
# define NO_STRNICMP /* probably not provided by TOPS20 C RTL */
# endif
# define DIR_BEG '<'
# define DIR_END '>'
# define DIR_EXT ".directory"
# ifndef DATE_FORMAT
# define DATE_FORMAT DF_MDY
# endif
# define EXE_EXTENSION ".exe" /* just a guess... */
#endif /* TOPS20 */
/*---------------------------------------------------------------------------
Unix section:
---------------------------------------------------------------------------*/
#ifdef UNIX
# include "unix/unxcfg.h"
#endif /* UNIX */
/*---------------------------------------------------------------------------
VM/CMS and MVS section:
---------------------------------------------------------------------------*/
#ifdef CMS_MVS
# include "vmmvs.h"
# define CLOSE_INFILE() close_infile(__G)
#endif
/*---------------------------------------------------------------------------
VMS section:
---------------------------------------------------------------------------*/
#ifdef VMS
# include "vms/vmscfg.h"
#endif /* VMS */
/*---------------------------------------------------------------------------
Win32 (Windows 95/NT) section:
---------------------------------------------------------------------------*/
#if (defined(WIN32) && !defined(POCKET_UNZIP) && !defined(_WIN32_WCE))
# include "win32/w32cfg.h"
#endif
/*---------------------------------------------------------------------------
Win32 Windows CE section (also POCKET_UNZIP)
---------------------------------------------------------------------------*/
#if (defined(_WIN32_WCE) || defined(POCKET_UNZIP))
# include "wince/wcecfg.h"
#endif
/* ----------------------------------------------------------------------------
MUST BE AFTER LARGE FILE INCLUDES
---------------------------------------------------------------------------- */
/* This stuff calls in types and messes up large file includes. It needs to
go after large file defines in local includes.
I am guessing that moving them here probably broke some ports, but hey.
10/31/2004 EG */
/* ----------------------------------------------------------------------------
Common includes
---------------------------------------------------------------------------- */
/* Some ports apply specific adjustments which must be in effect before
reading the "standard" include headers.
*/
#ifdef EFT
# define Z_OFF_T off_t /* Amdahl UTS nonsense ("extended file types") */
#else
#if (defined(UNIX) && defined(_FILE_OFFSET_BITS) && (_FILE_OFFSET_BITS == 64))
# define Z_OFF_T off_t /* 64bit offsets to support 2GB < zipfile size < 4GB */
#else
# define Z_OFF_T long
#endif
#endif
#ifndef ZOFF_T_DEFINED
typedef Z_OFF_T zoff_t;
# define ZOFF_T_DEFINED
#endif
#ifndef Z_STAT_DEFINED
typedef struct stat z_stat;
# define Z_STAT_DEFINED
#endif
#ifndef MINIX /* Minix needs it after all the other includes (?) */
# include <stdio.h>
#endif
#include <ctype.h> /* skip for VMS, to use tolower() function? */
#include <errno.h> /* used in mapname() */
#ifdef USE_STRINGS_H
# include <strings.h> /* strcpy, strcmp, memcpy, index/rindex, etc. */
#else
# include <string.h> /* strcpy, strcmp, memcpy, strchr/strrchr, etc. */
#endif
#if (defined(MODERN) && !defined(NO_LIMITS_H))
# include <limits.h> /* MAX/MIN constant symbols for system types... */
#endif
/* this include must be down here for SysV.4, for some reason... */
#include <signal.h> /* used in unzip.c, fileio.c */
#ifdef MODERN
# ifndef NO_STDDEF_H
# include <stddef.h>
# endif
# ifndef NO_STDLIB_H
# include <stdlib.h> /* standard library prototypes, malloc(), etc. */
# endif
typedef size_t extent;
#else /* !MODERN */
# ifndef AOS_VS /* mostly modern? */
Z_OFF_T lseek();
# ifdef VAXC /* not fully modern, but has stdlib.h and void */
# include <stdlib.h>
# else
char *malloc();
# endif /* ?VAXC */
# endif /* !AOS_VS */
typedef unsigned int extent;
#endif /* ?MODERN */
/*************/
/* Defines */
/*************/
#define UNZIP_BZ2VERS 46
#ifdef ZIP64_SUPPORT
# ifdef USE_BZIP2
# define UNZIP_VERSION UNZIP_BZ2VERS
# else
# define UNZIP_VERSION 45
# endif
#else
#ifdef USE_DEFLATE64
# define UNZIP_VERSION 21 /* compatible with PKUNZIP 4.0 */
#else
# define UNZIP_VERSION 20 /* compatible with PKUNZIP 2.0 */
#endif
#endif
#define VMS_UNZIP_VERSION 42 /* if OS-needed-to-extract is VMS: can do */
#if (defined(MSDOS) || defined(OS2))
# define DOS_OS2
#endif
#if (defined(OS2) || defined(WIN32))
# define OS2_W32
#endif
#if (defined(DOS_OS2) || defined(WIN32))
# define DOS_OS2_W32
# define DOS_W32_OS2 /* historical: don't use */
#endif
#if (defined(DOS_OS2_W32) || defined(__human68k__))
# define DOS_H68_OS2_W32
#endif
#if (defined(DOS_OS2) || defined(FLEXOS))
# define DOS_FLX_OS2
#endif
#if (defined(DOS_OS2_W32) || defined(FLEXOS))
# define DOS_FLX_OS2_W32
#endif
#if (defined(DOS_H68_OS2_W32) || defined(FLEXOS))
# define DOS_FLX_H68_OS2_W32
#endif
#if (defined(DOS_FLX_OS2) || defined(NLM))
# define DOS_FLX_NLM_OS2
#endif
#if (defined(DOS_FLX_OS2_W32) || defined(NLM))
# define DOS_FLX_NLM_OS2_W32
#endif
#if (defined(DOS_FLX_H68_OS2_W32) || defined(NLM))
# define DOS_FLX_H68_NLM_OS2_W32
#endif
#if (defined(TOPS20) || defined(VMS))
# define T20_VMS
#endif
#if (defined(MSDOS) || defined(T20_VMS))
# define DOS_T20_VMS
#endif
#if (defined(__ATHEOS__) || defined(__BEOS__))
# define ATH_BEO
#endif
#if (defined(ATH_BEO) || defined(UNIX))
# define ATH_BEO_UNX
#endif
#if (defined(ATH_BEO_UNX) || defined(THEOS))
# define ATH_BEO_THS_UNX
#endif
/* clean up with a few defaults */
#ifndef DIR_END
# define DIR_END '/' /* last char before program name or filename */
#endif
#ifndef DATE_FORMAT
# ifdef DATEFMT_ISO_DEFAULT
# define DATE_FORMAT DF_YMD /* defaults to invariant ISO-style */
# else
# define DATE_FORMAT DF_MDY /* defaults to US convention */
# endif
#endif
#ifndef DATE_SEPCHAR
# define DATE_SEPCHAR '-'
#endif
#ifndef CLOSE_INFILE
# define CLOSE_INFILE() close(G.zipfd)
#endif
#ifndef RETURN
# define RETURN return /* only used in main() */
#endif
#ifndef EXIT
# define EXIT exit
#endif
#ifndef USAGE
# define USAGE(ret) usage(__G__ (ret)) /* used in unzip.c, zipinfo.c */
#endif
#ifndef TIMET_TO_NATIVE /* everybody but MSC 7.0 and Macintosh */
# define TIMET_TO_NATIVE(x)
# define NATIVE_TO_TIMET(x)
#endif
#ifndef STRNICMP
# ifdef NO_STRNICMP
# define STRNICMP zstrnicmp
# else
# define STRNICMP strnicmp
# endif
#endif
#if (defined(DOS_FLX_NLM_OS2_W32) || defined(ATH_BEO_UNX) || defined(RISCOS))
# ifndef HAVE_UNLINK
# define HAVE_UNLINK
# endif
#endif
#if (defined(AOS_VS) || defined(ATARI)) /* GRR: others? */
# ifndef HAVE_UNLINK
# define HAVE_UNLINK
# endif
#endif
/* OS-specific exceptions to the "ANSI <--> INT_SPRINTF" rule */
#if (!defined(PCHAR_SPRINTF) && !defined(INT_SPRINTF))
# if (defined(SYSV) || defined(CONVEX) || defined(NeXT) || defined(BSD4_4))
# define INT_SPRINTF /* sprintf() returns int: SysVish/Posix */
# endif
# if (defined(DOS_FLX_NLM_OS2_W32) || defined(VMS) || defined(AMIGA))
# define INT_SPRINTF /* sprintf() returns int: ANSI */
# endif
# if (defined(ultrix) || defined(__ultrix)) /* Ultrix 4.3 and newer */
# if (defined(POSIX) || defined(__POSIX))
# define INT_SPRINTF /* sprintf() returns int: ANSI/Posix */
# endif
# ifdef __GNUC__
# define PCHAR_SPRINTF /* undetermined actual return value */
# endif
# endif
# if (defined(__osf__) || defined(_AIX) || defined(CMS_MVS) || defined(THEOS))
# define INT_SPRINTF /* sprintf() returns int: ANSI/Posix */
# endif
# if defined(sun)
# define PCHAR_SPRINTF /* sprintf() returns char *: SunOS cc *and* gcc */
# endif
#endif
/* defaults that we hope will take care of most machines in the future */
#if (!defined(PCHAR_SPRINTF) && !defined(INT_SPRINTF))
# ifdef __STDC__
# define INT_SPRINTF /* sprintf() returns int: ANSI */
# endif
# ifndef INT_SPRINTF
# define PCHAR_SPRINTF /* sprintf() returns char *: BSDish */
# endif
#endif
#define MSG_STDERR(f) (f & 1) /* bit 0: 0 = stdout, 1 = stderr */
#define MSG_INFO(f) ((f & 6) == 0) /* bits 1 and 2: 0 = info */
#define MSG_WARN(f) ((f & 6) == 2) /* bits 1 and 2: 1 = warning */
#define MSG_ERROR(f) ((f & 6) == 4) /* bits 1 and 2: 2 = error */
#define MSG_FATAL(f) ((f & 6) == 6) /* bits 1 and 2: (3 = fatal error) */
#define MSG_ZFN(f) (f & 0x0008) /* bit 3: 1 = print zipfile name */
#define MSG_FN(f) (f & 0x0010) /* bit 4: 1 = print filename */
#define MSG_LNEWLN(f) (f & 0x0020) /* bit 5: 1 = leading newline if !SOL */
#define MSG_TNEWLN(f) (f & 0x0040) /* bit 6: 1 = trailing newline if !SOL */
#define MSG_MNEWLN(f) (f & 0x0080) /* bit 7: 1 = trailing NL for prompts */
/* the following are subject to change */
#define MSG_NO_WGUI(f) (f & 0x0100) /* bit 8: 1 = skip if Windows GUI */
#define MSG_NO_AGUI(f) (f & 0x0200) /* bit 9: 1 = skip if Acorn GUI */
#define MSG_NO_DLL2(f) (f & 0x0400) /* bit 10: 1 = skip if OS/2 DLL */
#define MSG_NO_NDLL(f) (f & 0x0800) /* bit 11: 1 = skip if WIN32 DLL */
#define MSG_NO_WDLL(f) (f & 0x1000) /* bit 12: 1 = skip if Windows DLL */
#if (defined(MORE) && !defined(SCREENLINES))
# ifdef DOS_FLX_NLM_OS2_W32
# define SCREENLINES 25 /* can be (should be) a function instead */
# else
# define SCREENLINES 24 /* VT-100s are assumed to be minimal hardware */
# endif
#endif
#if (defined(MORE) && !defined(SCREENSIZE))
# ifndef SCREENWIDTH
# define SCREENSIZE(scrrows, scrcols) { \
if ((scrrows) != NULL) *(scrrows) = SCREENLINES; }
# else
# define SCREENSIZE(scrrows, scrcols) { \
if ((scrrows) != NULL) *(scrrows) = SCREENLINES; \
if ((scrcols) != NULL) *(scrcols) = SCREENWIDTH; }
# endif
#endif
#if (defined(__16BIT__) || defined(MED_MEM) || defined(SMALL_MEM))
# define DIR_BLKSIZ 64 /* number of directory entries per block
* (should fit in 4096 bytes, usually) */
#else
# define DIR_BLKSIZ 16384 /* use more memory, to reduce long-range seeks */
#endif
#ifndef WSIZE
# ifdef USE_DEFLATE64
# define WSIZE 65536L /* window size--must be a power of two, and */
# else /* at least 64K for PKZip's deflate64 method */
# define WSIZE 0x8000 /* window size--must be a power of two, and */
# endif /* at least 32K for zip's deflate method */
#endif
#ifdef __16BIT__
# ifndef INT_16BIT
# define INT_16BIT /* on 16-bit systems int size is 16 bits */
# endif
#else
# define nearmalloc malloc
# define nearfree free
# if (!defined(__IBMC__) || !defined(OS2))
# ifndef near
# define near
# endif
# ifndef far
# define far
# endif
# endif
#endif
#if (defined(DYNALLOC_CRCTAB) && !defined(DYNAMIC_CRC_TABLE))
# undef DYNALLOC_CRCTAB
#endif
#if (defined(DYNALLOC_CRCTAB) && defined(REENTRANT))
# undef DYNALLOC_CRCTAB /* not safe with reentrant code */
#endif
#if (defined(USE_ZLIB) && !defined(USE_OWN_CRCTAB))
# ifdef DYNALLOC_CRCTAB
# undef DYNALLOC_CRCTAB
# endif
#endif
#if (defined(USE_ZLIB) && defined(ASM_CRC))
# undef ASM_CRC
#endif
#ifdef USE_ZLIB
# ifdef IZ_CRC_BE_OPTIMIZ
# undef IZ_CRC_BE_OPTIMIZ
# endif
# ifdef IZ_CRC_LE_OPTIMIZ
# undef IZ_CRC_LE_OPTIMIZ
# endif
#endif
#if (!defined(IZ_CRC_BE_OPTIMIZ) && !defined(IZ_CRC_LE_OPTIMIZ))
# ifdef IZ_CRCOPTIM_UNFOLDTBL
# undef IZ_CRCOPTIM_UNFOLDTBL
# endif
#endif
#ifndef INBUFSIZ
# if (defined(MED_MEM) || defined(SMALL_MEM))
# define INBUFSIZ 2048 /* works for MS-DOS small model */
# else
# define INBUFSIZ 8192 /* larger buffers for real OSes */
# endif
#endif
#if (defined(INT_16BIT) && (defined(USE_DEFLATE64) || lenEOL > 1))
/* For environments using 16-bit integers OUTBUFSIZ must be limited to
* less than 64k (do_string() uses "unsigned" in calculations involving
* OUTBUFSIZ). This is achieved by defining MED_MEM when WSIZE = 64k (aka
* Deflate64 support enabled) or EOL markers contain multiple characters.
* (The rule gets applied AFTER the default rule for INBUFSIZ because it
* is not neccessary to reduce INBUFSIZE in this case.)
*/
# if (!defined(SMALL_MEM) && !defined(MED_MEM))
# define MED_MEM
# endif
#endif
/* Logic for case of small memory, length of EOL > 1: if OUTBUFSIZ == 2048,
* OUTBUFSIZ>>1 == 1024 and OUTBUFSIZ>>7 == 16; therefore rawbuf is 1008 bytes
* and transbuf 1040 bytes. Have room for 32 extra EOL chars; 1008/32 == 31.5
* chars/line, smaller than estimated 35-70 characters per line for C source
* and normal text. Hence difference is sufficient for most "average" files.
* (Argument scales for larger OUTBUFSIZ.)
*/
#ifdef SMALL_MEM /* i.e., 16-bit OSes: MS-DOS, OS/2 1.x, etc. */
# define LoadFarString(x) fLoadFarString(__G__ (x))
# define LoadFarStringSmall(x) fLoadFarStringSmall(__G__ (x))
# define LoadFarStringSmall2(x) fLoadFarStringSmall2(__G__ (x))
# if (defined(_MSC_VER) && (_MSC_VER >= 600))
# define zfstrcpy(dest, src) _fstrcpy((dest), (src))
# define zfstrcmp(s1, s2) _fstrcmp((s1), (s2))
# endif
# if !(defined(SFX) || defined(FUNZIP))
# if (defined(_MSC_VER))
# define zfmalloc(sz) _fmalloc((sz))
# define zffree(x) _ffree(x)
# endif
# if (defined(__TURBOC__))
# include <alloc.h>
# define zfmalloc(sz) farmalloc((unsigned long)(sz))
# define zffree(x) farfree(x)
# endif
# endif /* !(SFX || FUNZIP) */
# ifndef Far
# define Far far /* __far only works for MSC 6.00, not 6.0a or Borland */
# endif
# define OUTBUFSIZ INBUFSIZ
# if (lenEOL == 1)
# define RAWBUFSIZ (OUTBUFSIZ>>1)
# else
# define RAWBUFSIZ ((OUTBUFSIZ>>1) - (OUTBUFSIZ>>7))
# endif
# define TRANSBUFSIZ (OUTBUFSIZ-RAWBUFSIZ)
typedef short shrint; /* short/int or "shrink int" (unshrink) */
#else
# define zfstrcpy(dest, src) strcpy((dest), (src))
# define zfstrcmp(s1, s2) strcmp((s1), (s2))
# define zfmalloc malloc
# define zffree(x) free(x)
# ifdef QDOS
# define LoadFarString(x) Qstrfix(x) /* fix up _ for '.' */
# define LoadFarStringSmall(x) Qstrfix(x)
# define LoadFarStringSmall2(x) Qstrfix(x)
# else
# define LoadFarString(x) (char *)(x)
# define LoadFarStringSmall(x) (char *)(x)
# define LoadFarStringSmall2(x) (char *)(x)
# endif
# ifdef MED_MEM
# define OUTBUFSIZ 0xFF80 /* can't malloc arrays of 0xFFE8 or more */
# define TRANSBUFSIZ 0xFF80
typedef short shrint;
# else
# define OUTBUFSIZ (lenEOL*WSIZE) /* more efficient text conversion */
# define TRANSBUFSIZ (lenEOL*OUTBUFSIZ)
# ifdef AMIGA
typedef short shrint;
# else
typedef int shrint; /* for efficiency/speed, we hope... */
# endif
# endif /* ?MED_MEM */
# define RAWBUFSIZ OUTBUFSIZ
#endif /* ?SMALL_MEM */
#ifndef Far
# define Far
#endif
#ifndef Cdecl
# define Cdecl
#endif
#ifndef MAIN
# define MAIN main
#endif
#ifdef SFX /* disable some unused features for SFX executables */
# ifndef NO_ZIPINFO
# define NO_ZIPINFO
# endif
# ifdef TIMESTAMP
# undef TIMESTAMP
# endif
#endif
#ifdef SFX
# ifdef CHEAP_SFX_AUTORUN
# ifndef NO_SFX_EXDIR
# define NO_SFX_EXDIR
# endif
# endif
# ifndef NO_SFX_EXDIR
# ifndef SFX_EXDIR
# define SFX_EXDIR
# endif
# else
# ifdef SFX_EXDIR
# undef SFX_EXDIR
# endif
# endif
#endif
/* user may have defined both by accident... NOTIMESTAMP takes precedence */
#if (defined(TIMESTAMP) && defined(NOTIMESTAMP))
# undef TIMESTAMP
#endif
#if (!defined(COPYRIGHT_CLEAN) && !defined(USE_SMITH_CODE))
# define COPYRIGHT_CLEAN
#endif
/* The LZW patent is expired worldwide since 2004-Jul-07, so USE_UNSHRINK
* is now enabled by default. See unshrink.c.
*/
#if (!defined(LZW_CLEAN) && !defined(USE_UNSHRINK))
# define USE_UNSHRINK
#endif
#ifndef O_BINARY
# define O_BINARY 0
#endif
#ifndef PIPE_ERROR
# ifndef EPIPE
# define EPIPE -1
# endif
# define PIPE_ERROR (errno == EPIPE)
#endif
/* File operations--use "b" for binary if allowed or fixed length 512 on VMS */
#ifdef VMS
# define FOPR "r","ctx=stm"
# define FOPM "r+","ctx=stm","rfm=fix","mrs=512"
# define FOPW "w","ctx=stm","rfm=fix","mrs=512"
# define FOPWR "w+","ctx=stm","rfm=fix","mrs=512"
#endif /* VMS */
#ifdef CMS_MVS
/* Binary files must be RECFM=F,LRECL=1 for ftell() to get correct pos */
/* ...unless byteseek is used. Let's try that for a while. */
# define FOPR "rb,byteseek"
# define FOPM "r+b,byteseek"
# ifdef MVS
# define FOPW "wb,recfm=u,lrecl=32760,byteseek" /* New binary files */
# define FOPWE "wb" /* Existing binary files */
# define FOPWT "w,lrecl=133" /* New text files */
# define FOPWTE "w" /* Existing text files */
# else
# define FOPW "wb,recfm=v,lrecl=32760"
# define FOPWT "w"
# endif
#endif /* CMS_MVS */
#ifdef TOPS20 /* TOPS-20 MODERN? You kidding? */
# define FOPW "w8"
#endif /* TOPS20 */
/* Defaults when nothing special has been defined previously. */
#ifdef MODERN
# ifndef FOPR
# define FOPR "rb"
# endif
# ifndef FOPM
# define FOPM "r+b"
# endif
# ifndef FOPW
# define FOPW "wb"
# endif
# ifndef FOPWT
# define FOPWT "wt"
# endif
# ifndef FOPWR
# define FOPWR "w+b"
# endif
#else /* !MODERN */
# ifndef FOPR
# define FOPR "r"
# endif
# ifndef FOPM
# define FOPM "r+"
# endif
# ifndef FOPW
# define FOPW "w"
# endif
# ifndef FOPWT
# define FOPWT "w"
# endif
# ifndef FOPWR
# define FOPWR "w+"
# endif
#endif /* ?MODERN */
/*
* If <limits.h> exists on most systems, should include that, since it may
* define some or all of the following: NAME_MAX, PATH_MAX, _POSIX_NAME_MAX,
* _POSIX_PATH_MAX.
*/
#ifdef DOS_FLX_NLM_OS2_W32
# include <limits.h>
#endif
/* 2008-07-22 SMS.
* Unfortunately, on VMS, <limits.h> exists, and is included by <stdlib.h>
* (so it's pretty much unavoidable), and it defines PATH_MAX to a fixed
* short value (256, correct only for older systems without ODS-5 support),
* rather than one based on the real RMS NAM[L] situation. So, we
* artificially undefine it here, to allow our better-defined _MAX_PATH
* (see vms/vmscfg.h) to be used.
*/
#ifdef VMS
# undef PATH_MAX
#endif
#ifndef PATH_MAX
# ifdef MAXPATHLEN
# define PATH_MAX MAXPATHLEN /* in <sys/param.h> on some systems */
# else
# ifdef _MAX_PATH
# define PATH_MAX _MAX_PATH
# else
# if FILENAME_MAX > 255
# define PATH_MAX FILENAME_MAX /* used like PATH_MAX on some systems */
# else
# define PATH_MAX 1024
# endif
# endif /* ?_MAX_PATH */
# endif /* ?MAXPATHLEN */
#endif /* !PATH_MAX */
/*
* buffer size required to hold the longest legal local filepath
* (including the trailing '\0')
*/
#define FILNAMSIZ PATH_MAX
#ifdef UNICODE_SUPPORT
# if !(defined(UTF8_MAYBE_NATIVE) || defined(UNICODE_WCHAR))
# undef UNICODE_SUPPORT
# endif
#endif
/* 2007-09-18 SMS.
* Include <locale.h> here if it will be needed later for Unicode.
* Otherwise, SETLOCALE may be defined here, and then defined again
* (differently) when <locale.h> is read later.
*/
#ifdef UNICODE_SUPPORT
# ifdef UNICODE_WCHAR
# if !(defined(_WIN32_WCE) || defined(POCKET_UNZIP))
# include <wchar.h>
# endif
# endif
# ifndef _MBCS /* no need to include <locale.h> twice, see below */
# include <locale.h>
# ifndef SETLOCALE
# define SETLOCALE(category, locale) setlocale(category, locale)
# endif
# endif
#endif /* UNICODE_SUPPORT */
/* DBCS support for Info-ZIP (mainly for japanese (-: )
* by Yoshioka Tsuneo (QWF00133@nifty.ne.jp,tsuneo-y@is.aist-nara.ac.jp)
*/
#ifdef _MBCS
# include <locale.h>
/* Multi Byte Character Set */
# define ___MBS_TMP_DEF char *___tmp_ptr;
# define ___TMP_PTR ___tmp_ptr
# ifndef CLEN
# define NEED_UZMBCLEN
# define CLEN(ptr) (int)uzmbclen((ZCONST unsigned char *)(ptr))
# endif
# ifndef PREINCSTR
# define PREINCSTR(ptr) (ptr += CLEN(ptr))
# endif
# define POSTINCSTR(ptr) (___TMP_PTR=(char *)(ptr), PREINCSTR(ptr),___TMP_PTR)
char *plastchar OF((ZCONST char *ptr, extent len));
# define lastchar(ptr, len) ((int)(unsigned)*plastchar(ptr, len))
# ifndef MBSCHR
# define NEED_UZMBSCHR
# define MBSCHR(str,c) (char *)uzmbschr((ZCONST unsigned char *)(str), c)
# endif
# ifndef MBSRCHR
# define NEED_UZMBSRCHR
# define MBSRCHR(str,c) (char *)uzmbsrchr((ZCONST unsigned char *)(str), c)
# endif
# ifndef SETLOCALE
# define SETLOCALE(category, locale) setlocale(category, locale)
# endif
#else /* !_MBCS */
# define ___MBS_TMP_DEF
# define ___TMP_PTR
# define CLEN(ptr) 1
# define PREINCSTR(ptr) (++(ptr))
# define POSTINCSTR(ptr) ((ptr)++)
# define plastchar(ptr, len) (&ptr[(len)-1])
# define lastchar(ptr, len) (ptr[(len)-1])
# define MBSCHR(str, c) strchr(str, c)
# define MBSRCHR(str, c) strrchr(str, c)
# ifndef SETLOCALE
# define SETLOCALE(category, locale)
# endif
#endif /* ?_MBCS */
#define INCSTR(ptr) PREINCSTR(ptr)
#if (defined(MALLOC_WORK) && !defined(MY_ZCALLOC))
/* Any system without a special calloc function */
# ifndef zcalloc
# define zcalloc(items, size) \
(zvoid far *)calloc((unsigned)(items), (unsigned)(size))
# endif
# ifndef zcfree
# define zcfree free
# endif
#endif /* MALLOC_WORK && !MY_ZCALLOC */
#if (defined(CRAY) && defined(ZMEM))
# undef ZMEM
#endif
#ifdef ZMEM
# undef ZMEM
# define memcmp(b1,b2,len) bcmp(b2,b1,len)
# define memcpy(dest,src,len) bcopy(src,dest,len)
# define memzero bzero
#else
# define memzero(dest,len) memset(dest,0,len)
#endif
#ifndef TRUE
# define TRUE 1 /* sort of obvious */
#endif
#ifndef FALSE
# define FALSE 0
#endif
#ifndef SEEK_SET
# define SEEK_SET 0
# define SEEK_CUR 1
# define SEEK_END 2
#endif
#if (!defined(S_IEXEC) && defined(S_IXUSR))
# define S_IEXEC S_IXUSR
#endif
#if (defined(UNIX) && defined(S_IFLNK) && !defined(MTS))
# define SYMLINKS
# ifndef S_ISLNK
# define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
# endif
#endif /* UNIX && S_IFLNK && !MTS */
#ifndef S_ISDIR
# ifdef CMS_MVS
# define S_ISDIR(m) (FALSE)
# else
# define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
# endif
#endif
#ifndef IS_VOLID
# define IS_VOLID(m) ((m) & 0x08)
#endif
/***********************************/
/* LARGE_FILE_SUPPORT */
/***********************************/
/* This whole section lifted from Zip 3b tailor.h
* Types are in OS dependent headers (eg, w32cfg.h)
*
* LARGE_FILE_SUPPORT and ZIP64_SUPPORT are automatically
* set in OS dependent headers (for some ports) based on the port and compiler.
*
* Function prototypes are below as OF is defined earlier in this file
* but after OS dependent header is included.
*
* E. Gordon 9/21/2003
* Updated 1/28/2004
* Lifted and placed here 6/7/2004 - Myles Bennett
*/
#ifdef LARGE_FILE_SUPPORT
/* 64-bit Large File Support */
/* ---------------------------- */
# if defined(UNIX) || defined(VMS)
/* 64-bit stat functions */
# define zstat stat
# define zfstat fstat
/* 64-bit fseeko */
# define zlseek lseek
# define zfseeko fseeko
/* 64-bit ftello */
# define zftello ftello
/* 64-bit fopen */
# define zfopen fopen
# define zfdopen fdopen
# endif /* UNIX || VMS */
/* ---------------------------- */
# ifdef WIN32
# if defined(_MSC_VER) || defined(__MINGW32__) || defined(__LCC__)
/* MS C (VC), MinGW GCC port and LCC-32 use the MS C Runtime lib */
/* 64-bit stat functions */
# define zstat _stati64
# define zfstat _fstati64
/* 64-bit lseek */
# define zlseek _lseeki64
# if defined(_MSC_VER) && (_MSC_VER >= 1400)
/* Beginning with VS 8.0 (Visual Studio 2005, MSC 14), the Microsoft
C rtl publishes its (previously internal) implmentations of
"fseeko" and "ftello" for 64-bit file offsets. */
/* 64-bit fseeko */
# define zfseeko _fseeki64
/* 64-bit ftello */
# define zftello _ftelli64
# else /* not (defined(_MSC_VER) && (_MSC_VER >= 1400)) */
# if defined(__MSVCRT_VERSION__) && (__MSVCRT_VERSION__ >= 0x800)
/* Up-to-date versions of MinGW define the macro __MSVCRT_VERSION__
to denote the version of the MS C rtl dll used for linking. When
configured to link against the runtime of MS Visual Studio 8 (or
newer), the built-in 64-bit fseek/ftell functions are available. */
/* 64-bit fseeko */
# define zfseeko _fseeki64
/* 64-bit ftello */
# define zftello _ftelli64
# else /* !(defined(__MSVCRT_VERSION__) && (__MSVCRT_VERSION__>=0x800)) */
/* The version of the C runtime is lower than MSC 14 or unknown. */
/* The newest MinGW port contains built-in extensions to the MSC rtl
that provide fseeko and ftello, but our implementations will do
for now. */
/* 64-bit fseeko */
int zfseeko OF((FILE *, zoff_t, int));
/* 64-bit ftello */
zoff_t zftello OF((FILE *));
# endif /* ? (__MSVCRT_VERSION__ >= 0x800) */
# endif /* ? (_MSC_VER >= 1400) */
/* 64-bit fopen */
# define zfopen fopen
# define zfdopen fdopen
# endif /* _MSC_VER || __MINGW__ || __LCC__ */
# ifdef __CYGWIN__
/* CYGWIN GCC Posix emulator on Windows
(configuration not yet finished/tested) */
/* 64-bit stat functions */
# define zstat _stati64
# define zfstat _fstati64
/* 64-bit lseek */
# define zlseek _lseeki64
/* 64-bit fseeko */
# define zfseeko fseeko
/* 64-bit ftello */
# define zftello ftello
/* 64-bit fopen */
# define zfopen fopen
# define zfdopen fdopen
# endif
# if defined(__WATCOMC__) || defined(__BORLANDC__)
/* WATCOM C and Borland C provide their own C runtime libraries,
but they are sufficiently compatible with MS CRTL. */
/* 64-bit stat functions */
# define zstat _stati64
# define zfstat _fstati64
# ifdef __WATCOMC__
/* 64-bit lseek */
# define zlseek _lseeki64
# endif
/* 64-bit fseeko */
int zfseeko OF((FILE *, zoff_t, int));
/* 64-bit ftello */
zoff_t zftello OF((FILE *));
/* 64-bit fopen */
# define zfopen fopen
# define zfdopen fdopen
# endif
# ifdef __IBMC__
/* IBM C */
/* 64-bit stat functions */
/* 64-bit fseeko */
/* 64-bit ftello */
/* 64-bit fopen */
# endif
# endif /* WIN32 */
#else
/* No Large File Support */
# ifndef REGULUS /* returns the inode number on success(!)...argh argh argh */
# define zstat stat
# endif
# define zfstat fstat
# define zlseek lseek
# define zfseeko fseek
# define zftello ftell
# define zfopen fopen
# define zfdopen fdopen
# if defined(UNIX) || defined(VMS) || defined(WIN32)
/* For these systems, implement "64bit file vs. 32bit prog" check */
# ifndef DO_SAFECHECK_2GB
# define DO_SAFECHECK_2GB
# endif
# endif
#endif
/* No "64bit file vs. 32bit prog" check for SFX stub, to save space */
#if (defined(DO_SAFECHECK_2GB) && defined(SFX))
# undef DO_SAFECHECK_2GB
#endif
#ifndef SSTAT
# ifdef WILD_STAT_BUG
# define SSTAT(path,pbuf) (iswild(path) || zstat(path,pbuf))
# else
# define SSTAT zstat
# endif
#endif
/* Default fzofft() format selection. */
#ifndef FZOFFT_FMT
# ifdef LARGE_FILE_SUPPORT
# define FZOFFT_FMT "ll"
# define FZOFFT_HEX_WID_VALUE "16"
# else /* def LARGE_FILE_SUPPORT */
# define FZOFFT_FMT "l"
# define FZOFFT_HEX_WID_VALUE "8"
# endif /* def LARGE_FILE_SUPPORT */
#endif /* ndef FZOFFT_FMT */
#define FZOFFT_HEX_WID ((char *) -1)
#define FZOFFT_HEX_DOT_WID ((char *) -2)
#define FZOFFT_NUM 4 /* Number of chambers. */
#define FZOFFT_LEN 24 /* Number of characters/chamber. */
#ifdef SHORT_SYMS /* Mark Williams C, ...? */
# define extract_or_test_files xtr_or_tst_files
# define extract_or_test_member xtr_or_tst_member
#endif
#ifdef REALLY_SHORT_SYMS /* TOPS-20 linker: first 6 chars */
# define process_cdir_file_hdr XXpcdfh
# define process_local_file_hdr XXplfh
# define extract_or_test_files XXxotf /* necessary? */
# define extract_or_test_member XXxotm /* necessary? */
# define check_for_newer XXcfn
# define overwrite_all XXoa
# define process_all_files XXpaf
# define extra_field XXef
# define explode_lit8 XXel8
# define explode_lit4 XXel4
# define explode_nolit8 XXnl8
# define explode_nolit4 XXnl4
# define cpdist8 XXcpdist8
# define inflate_codes XXic
# define inflate_stored XXis
# define inflate_fixed XXif
# define inflate_dynamic XXid
# define inflate_block XXib
# define maxcodemax XXmax
#endif
#ifndef S_TIME_T_MAX /* max value of signed (>= 32-bit) time_t */
# define S_TIME_T_MAX ((time_t)(ulg)0x7fffffffL)
#endif
#ifndef U_TIME_T_MAX /* max value of unsigned (>= 32-bit) time_t */
# define U_TIME_T_MAX ((time_t)(ulg)0xffffffffL)
#endif
#ifdef DOSTIME_MINIMUM /* min DOSTIME value (1980-01-01) */
# undef DOSTIME_MINIMUM
#endif
#define DOSTIME_MINIMUM ((ulg)0x00210000L)
#ifdef DOSTIME_2038_01_18 /* approximate DOSTIME equivalent of */
# undef DOSTIME_2038_01_18 /* the signed-32-bit time_t limit */
#endif
#define DOSTIME_2038_01_18 ((ulg)0x74320000L)
#ifdef QDOS
# define ZSUFX "_zip"
# define ALT_ZSUFX ".zip"
#else
# ifdef RISCOS
# define ZSUFX "/zip"
# else
# define ZSUFX ".zip"
# endif
# define ALT_ZSUFX ".ZIP" /* Unix-only so far (only case-sensitive fs) */
#endif
#define CENTRAL_HDR_SIG "\001\002" /* the infamous "PK" signature bytes, */
#define LOCAL_HDR_SIG "\003\004" /* w/o "PK" (so unzip executable not */
#define END_CENTRAL_SIG "\005\006" /* mistaken for zipfile itself) */
#define EXTD_LOCAL_SIG "\007\010" /* [ASCII "\113" == EBCDIC "\080" ??] */
/** internal-only return codes **/
#define IZ_DIR 76 /* potential zipfile is a directory */
/* special return codes for mapname() */
#define MPN_OK 0 /* mapname successful */
#define MPN_INF_TRUNC (1<<8) /* caution - filename truncated */
#define MPN_INF_SKIP (2<<8) /* info - skipped because nothing to do */
#define MPN_ERR_SKIP (3<<8) /* error - entry skipped */
#define MPN_ERR_TOOLONG (4<<8) /* error - path too long */
#define MPN_NOMEM (10<<8) /* error - out of memory, file skipped */
#define MPN_CREATED_DIR (16<<8) /* directory created: set time & permission */
#define MPN_VOL_LABEL (17<<8) /* volume label, but can't set on hard disk */
#define MPN_INVALID (99<<8) /* internal logic error, should never reach */
/* mask for internal mapname&checkdir return codes */
#define MPN_MASK 0x7F00
/* error code for extracting/testing extra field blocks */
#define IZ_EF_TRUNC 79 /* local extra field truncated (PKZIP'd) */
/* choice of activities for do_string() */
#define SKIP 0 /* skip header block */
#define DISPLAY 1 /* display archive comment (ASCII) */
#define DISPL_8 5 /* display file comment (ext. ASCII) */
#define DS_FN 2 /* read filename (ext. ASCII, chead) */
#define DS_FN_C 2 /* read filename from central header */
#define DS_FN_L 6 /* read filename from local header */
#define EXTRA_FIELD 3 /* copy extra field into buffer */
#define DS_EF 3
#ifdef AMIGA
# define FILENOTE 4 /* convert file comment to filenote */
#endif
#if (defined(SFX) && defined(CHEAP_SFX_AUTORUN))
# define CHECK_AUTORUN 7 /* copy command, display remainder */
# define CHECK_AUTORUN_Q 8 /* copy command, skip remainder */
#endif
#define DOES_NOT_EXIST -1 /* return values for check_for_newer() */
#define EXISTS_AND_OLDER 0
#define EXISTS_AND_NEWER 1
#define OVERWRT_QUERY 0 /* status values for G.overwrite_mode */
#define OVERWRT_ALWAYS 1
#define OVERWRT_NEVER 2
#define IS_OVERWRT_ALL (G.overwrite_mode == OVERWRT_ALWAYS)
#define IS_OVERWRT_NONE (G.overwrite_mode == OVERWRT_NEVER)
#ifdef VMS
/* return codes for VMS-specific open_outfile() function */
# define OPENOUT_OK 0 /* file openend normally */
# define OPENOUT_FAILED 1 /* file open failed */
# define OPENOUT_SKIPOK 2 /* file not opened, skip at error level OK */
# define OPENOUT_SKIPWARN 3 /* file not opened, skip at error level WARN */
#endif /* VMS */
#define ROOT 0 /* checkdir() extract-to path: called once */
#define INIT 1 /* allocate buildpath: called once per member */
#define APPEND_DIR 2 /* append a dir comp.: many times per member */
#define APPEND_NAME 3 /* append actual filename: once per member */
#define GETPATH 4 /* retrieve the complete path and free it */
#define END 5 /* free root path prior to exiting program */
/* version_made_by codes (central dir): make sure these */
/* are not defined on their respective systems!! */
#define FS_FAT_ 0 /* filesystem used by MS-DOS, OS/2, Win32 */
#define AMIGA_ 1
#define VMS_ 2
#define UNIX_ 3
#define VM_CMS_ 4
#define ATARI_ 5 /* what if it's a minix filesystem? [cjh] */
#define FS_HPFS_ 6 /* filesystem used by OS/2 (and NT 3.x) */
#define MAC_ 7 /* HFS filesystem used by MacOS */
#define Z_SYSTEM_ 8
#define CPM_ 9
#define TOPS20_ 10
#define FS_NTFS_ 11 /* filesystem used by Windows NT */
#define QDOS_ 12
#define ACORN_ 13 /* Archimedes Acorn RISC OS */
#define FS_VFAT_ 14 /* filesystem used by Windows 95, NT */
#define MVS_ 15
#define BEOS_ 16 /* hybrid POSIX/database filesystem */
#define TANDEM_ 17 /* Tandem NSK */
#define THEOS_ 18 /* THEOS */
#define MAC_OSX_ 19 /* Mac OS/X (Darwin) */
#define ATHEOS_ 30 /* AtheOS */
#define NUM_HOSTS 31 /* index of last system + 1 */
/* don't forget to update zipinfo.c appropiately if NUM_HOSTS changes! */
#define STORED 0 /* compression methods */
#define SHRUNK 1
#define REDUCED1 2
#define REDUCED2 3
#define REDUCED3 4
#define REDUCED4 5
#define IMPLODED 6
#define TOKENIZED 7
#define DEFLATED 8
#define ENHDEFLATED 9
#define DCLIMPLODED 10
#define BZIPPED 12
#define LZMAED 14
#define IBMTERSED 18
#define IBMLZ77ED 19
#define WAVPACKED 97
#define PPMDED 98
#define NUM_METHODS 17 /* number of known method IDs */
/* don't forget to update list.c (list_files()), extract.c and zipinfo.c
* appropriately if NUM_METHODS changes */
/* (the PK-class error codes are public and have been moved into unzip.h) */
#define DF_MDY 0 /* date format 10/26/91 (USA only) */
#define DF_DMY 1 /* date format 26/10/91 (most of the world) */
#define DF_YMD 2 /* date format 91/10/26 (a few countries) */
/*---------------------------------------------------------------------------
Extra-field block ID values and offset info.
---------------------------------------------------------------------------*/
/* extra-field ID values, all little-endian: */
#define EF_PKSZ64 0x0001 /* PKWARE's 64-bit filesize extensions */
#define EF_AV 0x0007 /* PKWARE's authenticity verification */
#define EF_EFS 0x0008 /* PKWARE's extended language encoding */
#define EF_OS2 0x0009 /* OS/2 extended attributes */
#define EF_PKW32 0x000a /* PKWARE's Win95/98/WinNT filetimes */
#define EF_PKVMS 0x000c /* PKWARE's VMS */
#define EF_PKUNIX 0x000d /* PKWARE's Unix */
#define EF_PKFORK 0x000e /* PKWARE's future stream/fork descriptors */
#define EF_PKPATCH 0x000f /* PKWARE's patch descriptor */
#define EF_PKPKCS7 0x0014 /* PKWARE's PKCS#7 store for X.509 Certs */
#define EF_PKFX509 0x0015 /* PKWARE's file X.509 Cert&Signature ID */
#define EF_PKCX509 0x0016 /* PKWARE's central dir X.509 Cert ID */
#define EF_PKENCRHD 0x0017 /* PKWARE's Strong Encryption header */
#define EF_PKRMCTL 0x0018 /* PKWARE's Record Management Controls*/
#define EF_PKLSTCS7 0x0019 /* PKWARE's PKCS#7 Encr. Recipient Cert List */
#define EF_PKIBM 0x0065 /* PKWARE's IBM S/390 & AS/400 attributes */
#define EF_PKIBM2 0x0066 /* PKWARE's IBM S/390 & AS/400 compr. attribs */
#define EF_IZVMS 0x4d49 /* Info-ZIP's VMS ("IM") */
#define EF_IZUNIX 0x5855 /* Info-ZIP's first Unix[1] ("UX") */
#define EF_IZUNIX2 0x7855 /* Info-ZIP's second Unix[2] ("Ux") */
#define EF_IZUNIX3 0x7875 /* Info-ZIP's newest Unix[3] ("ux") */
#define EF_TIME 0x5455 /* universal timestamp ("UT") */
#define EF_UNIPATH 0x7075 /* Info-ZIP Unicode Path ("up") */
#define EF_UNICOMNT 0x6375 /* Info-ZIP Unicode Comment ("uc") */
#define EF_MAC3 0x334d /* Info-ZIP's new Macintosh (= "M3") */
#define EF_JLMAC 0x07c8 /* Johnny Lee's old Macintosh (= 1992) */
#define EF_ZIPIT 0x2605 /* Thomas Brown's Macintosh (ZipIt) */
#define EF_ZIPIT2 0x2705 /* T. Brown's Mac (ZipIt) v 1.3.8 and newer ? */
#define EF_SMARTZIP 0x4d63 /* Mac SmartZip by Marco Bambini */
#define EF_VMCMS 0x4704 /* Info-ZIP's VM/CMS ("\004G") */
#define EF_MVS 0x470f /* Info-ZIP's MVS ("\017G") */
#define EF_ACL 0x4c41 /* (OS/2) access control list ("AL") */
#define EF_NTSD 0x4453 /* NT security descriptor ("SD") */
#define EF_ATHEOS 0x7441 /* AtheOS ("At") */
#define EF_BEOS 0x6542 /* BeOS ("Be") */
#define EF_QDOS 0xfb4a /* SMS/QDOS ("J\373") */
#define EF_AOSVS 0x5356 /* AOS/VS ("VS") */
#define EF_SPARK 0x4341 /* David Pilling's Acorn/SparkFS ("AC") */
#define EF_TANDEM 0x4154 /* Tandem NSK ("TA") */
#define EF_THEOS 0x6854 /* Jean-Michel Dubois' Theos "Th" */
#define EF_THEOSO 0x4854 /* old Theos port */
#define EF_MD5 0x4b46 /* Fred Kantor's MD5 ("FK") */
#define EF_ASIUNIX 0x756e /* ASi's Unix ("nu") */
#define EB_HEADSIZE 4 /* length of extra field block header */
#define EB_ID 0 /* offset of block ID in header */
#define EB_LEN 2 /* offset of data length field in header */
#define EB_UCSIZE_P 0 /* offset of ucsize field in compr. data */
#define EB_CMPRHEADLEN 6 /* lenght of compression header */
#define EB_UX_MINLEN 8 /* minimal "UX" field contains atime, mtime */
#define EB_UX_FULLSIZE 12 /* full "UX" field (atime, mtime, uid, gid) */
#define EB_UX_ATIME 0 /* offset of atime in "UX" extra field data */
#define EB_UX_MTIME 4 /* offset of mtime in "UX" extra field data */
#define EB_UX_UID 8 /* byte offset of UID in "UX" field data */
#define EB_UX_GID 10 /* byte offset of GID in "UX" field data */
#define EB_UX2_MINLEN 4 /* minimal "Ux" field contains UID/GID */
#define EB_UX2_UID 0 /* byte offset of UID in "Ux" field data */
#define EB_UX2_GID 2 /* byte offset of GID in "Ux" field data */
#define EB_UX2_VALID (1 << 8) /* UID/GID present */
#define EB_UX3_MINLEN 7 /* minimal "ux" field size (2-byte UID/GID) */
#define EB_UT_MINLEN 1 /* minimal UT field contains Flags byte */
#define EB_UT_FLAGS 0 /* byte offset of Flags field */
#define EB_UT_TIME1 1 /* byte offset of 1st time value */
#define EB_UT_FL_MTIME (1 << 0) /* mtime present */
#define EB_UT_FL_ATIME (1 << 1) /* atime present */
#define EB_UT_FL_CTIME (1 << 2) /* ctime present */
#define EB_FLGS_OFFS 4 /* offset of flags area in generic compressed
extra field blocks (BEOS, MAC, and others) */
#define EB_OS2_HLEN 4 /* size of OS2/ACL compressed data header */
#define EB_BEOS_HLEN 5 /* length of BeOS&AtheOS e.f attribute header */
#define EB_BE_FL_UNCMPR 0x01 /* "BeOS&AtheOS attribs uncompr." bit flag */
#define EB_MAC3_HLEN 14 /* length of Mac3 attribute block header */
#define EB_SMARTZIP_HLEN 64 /* fixed length of the SmartZip extra field */
#define EB_M3_FL_DATFRK 0x01 /* "this entry is data fork" flag */
#define EB_M3_FL_UNCMPR 0x04 /* "Mac3 attributes uncompressed" bit flag */
#define EB_M3_FL_TIME64 0x08 /* "Mac3 time fields are 64 bit wide" flag */
#define EB_M3_FL_NOUTC 0x10 /* "Mac3 timezone offset fields missing" flag */
#define EB_NTSD_C_LEN 4 /* length of central NT security data */
#define EB_NTSD_L_LEN 5 /* length of minimal local NT security data */
#define EB_NTSD_VERSION 4 /* offset of NTSD version byte */
#define EB_NTSD_MAX_VER (0) /* maximum version # we know how to handle */
#define EB_ASI_CRC32 0 /* offset of ASI Unix field's crc32 checksum */
#define EB_ASI_MODE 4 /* offset of ASI Unix permission mode field */
#define EB_IZVMS_HLEN 12 /* length of IZVMS attribute block header */
#define EB_IZVMS_FLGS 4 /* offset of compression type flag */
#define EB_IZVMS_UCSIZ 6 /* offset of ucsize field in IZVMS header */
#define EB_IZVMS_BCMASK 07 /* 3 bits for compression type */
#define EB_IZVMS_BCSTOR 0 /* Stored */
#define EB_IZVMS_BC00 1 /* 0byte -> 0bit compression */
#define EB_IZVMS_BCDEFL 2 /* Deflated */
/*---------------------------------------------------------------------------
True sizes of the various headers (excluding their 4-byte signatures),
as defined by PKWARE--so it is not likely that these will ever change.
But if they do, make sure both these defines AND the typedefs below get
updated accordingly.
12/27/2006
The Zip64 End Of Central Directory record is variable size and now
comes in two flavors, version 1 and the new version 2 that supports
central directory encryption. We only use the old fields at the
top of the Zip64 EOCDR, and this block is a fixed size still, but
need to be aware of the stuff following.
---------------------------------------------------------------------------*/
#define LREC_SIZE 26 /* lengths of local file headers, central */
#define CREC_SIZE 42 /* directory headers, end-of-central-dir */
#define ECREC_SIZE 18 /* record, zip64 end-of-cent-dir locator */
#define ECLOC64_SIZE 16 /* and zip64 end-of-central-dir record, */
#define ECREC64_SIZE 52 /* respectively */
#define MAX_BITS 13 /* used in unshrink() */
#define HSIZE (1 << MAX_BITS) /* size of global work area */
#define LF 10 /* '\n' on ASCII machines; must be 10 due to EBCDIC */
#define CR 13 /* '\r' on ASCII machines; must be 13 due to EBCDIC */
#define CTRLZ 26 /* DOS & OS/2 EOF marker (used in fileio.c, vms.c) */
#ifdef EBCDIC
# define foreign(c) ascii[(uch)(c)]
# define native(c) ebcdic[(uch)(c)]
# define NATIVE "EBCDIC"
# define NOANSIFILT
#endif
#ifdef VMS
# define ENV_UNZIP "UNZIP_OPTS" /* names of environment variables */
# define ENV_ZIPINFO "ZIPINFO_OPTS"
#endif /* VMS */
#ifdef RISCOS
# define ENV_UNZIP "Unzip$Options"
# define ENV_ZIPINFO "Zipinfo$Options"
# define ENV_UNZIPEXTS "Unzip$Exts"
#endif /* RISCOS */
#ifndef ENV_UNZIP
# define ENV_UNZIP "UNZIP" /* the standard names */
# define ENV_ZIPINFO "ZIPINFO"
#endif
#define ENV_UNZIP2 "UNZIPOPT" /* alternate names, for zip compat. */
#define ENV_ZIPINFO2 "ZIPINFOOPT"
#if (!defined(QQ) && !defined(NOQQ))
# define QQ
#endif
#ifdef QQ /* Newtware version: no file */
# define QCOND (!uO.qflag) /* comments with -vq or -vqq */
#else /* Bill Davidsen version: no way to */
# define QCOND (longhdr) /* kill file comments when listing */
#endif
#ifdef OLD_QQ
# define QCOND2 (uO.qflag < 2)
#else
# define QCOND2 (!uO.qflag)
#endif
#ifdef WILD_STOP_AT_DIR
# define __WDLPRO , int sepc
# define __WDL , sepc
# define __WDLDEF int sepc;
# define WISEP , (uO.W_flag ? '/' : '\0')
#else
# define __WDLPRO
# define __WDL
# define __WDLDEF
# define WISEP
#endif
/**************/
/* Typedefs */
/**************/
#ifdef ZIP64_SUPPORT
# ifndef Z_UINT8_DEFINED
# if (defined(__GNUC__) || defined(__hpux) || defined(__SUNPRO_C))
typedef unsigned long long z_uint8;
# else
typedef unsigned __int64 z_uint8;
# endif
# define Z_UINT8_DEFINED
# endif
#endif
#ifndef Z_UINT4_DEFINED
# if (defined(MODERN) && !defined(NO_LIMITS_H))
# if (defined(UINT_MAX) && (UINT_MAX == 0xffffffffUL))
typedef unsigned int z_uint4;
# define Z_UINT4_DEFINED
# else
# if (defined(ULONG_MAX) && (ULONG_MAX == 0xffffffffUL))
typedef unsigned long z_uint4;
# define Z_UINT4_DEFINED
# else
# if (defined(USHRT_MAX) && (USHRT_MAX == 0xffffffffUL))
typedef unsigned short z_uint4;
# define Z_UINT4_DEFINED
# endif
# endif
# endif
# endif /* MODERN && !NO_LIMITS_H */
#endif /* !Z_UINT4_DEFINED */
#ifndef Z_UINT4_DEFINED
typedef ulg z_uint4;
# define Z_UINT4_DEFINED
#endif
/* The following three user-defined unsigned integer types are used for
holding zipfile entities (required widths without / with Zip64 support):
a) sizes and offset of zipfile entries
(4 bytes / 8 bytes)
b) enumeration and counts of zipfile entries
(2 bytes / 8 bytes)
Remark: internally, we use 4 bytes for archive member counting in the
No-Zip64 case, because UnZip supports more than 64k entries for
classic Zip archives without Zip64 extensions.
c) enumeration and counts of zipfile volumes of multivolume archives
(2 bytes / 4 bytes)
*/
#ifdef ZIP64_SUPPORT
typedef z_uint8 zusz_t; /* zipentry sizes & offsets */
typedef z_uint8 zucn_t; /* archive entry counts */
typedef z_uint4 zuvl_t; /* multivolume numbers */
# define MASK_ZUCN64 (~(zucn_t)0)
/* In case we ever get to support an environment where z_uint8 may be WIDER
than 64 bit wide, we will have to apply a construct similar to
#define MASK_ZUCN64 (~(zucn_t)0 & (zucn_t)0xffffffffffffffffULL)
for the 64-bit mask.
*/
#else
typedef ulg zusz_t; /* zipentry sizes & offsets */
typedef unsigned int zucn_t; /* archive entry counts */
typedef unsigned short zuvl_t; /* multivolume numbers */
# define MASK_ZUCN64 (~(zucn_t)0)
#endif
#define MASK_ZUCN16 ((zucn_t)0xFFFF)
#ifdef NO_UID_GID
# ifdef UID_USHORT
typedef unsigned short uid_t; /* TI SysV.3 */
typedef unsigned short gid_t;
# else
typedef unsigned int uid_t; /* SCO Xenix */
typedef unsigned int gid_t;
# endif
#endif
#if (defined(GOT_UTIMBUF) || defined(sgi) || defined(ATARI))
typedef struct utimbuf ztimbuf;
#else
typedef struct ztimbuf {
time_t actime; /* new access time */
time_t modtime; /* new modification time */
} ztimbuf;
#endif
typedef struct iztimes {
time_t atime; /* new access time */
time_t mtime; /* new modification time */
time_t ctime; /* used for creation time; NOT same as st_ctime */
} iztimes;
#ifdef SET_DIR_ATTRIB
typedef struct direntry { /* head of system-specific struct holding */
struct direntry *next; /* defered directory attributes info */
char *fn; /* filename of directory */
char buf[1]; /* start of system-specific internal data */
} direntry;
#endif /* SET_DIR_ATTRIB */
#ifdef SYMLINKS
typedef struct slinkentry { /* info for deferred symlink creation */
struct slinkentry *next; /* pointer to next entry in chain */
extent targetlen; /* length of target filespec */
extent attriblen; /* length of system-specific attrib data */
char *target; /* pointer to target filespec */
char *fname; /* pointer to name of link */
char buf[1]; /* data/name/link buffer */
} slinkentry;
#endif /* SYMLINKS */
typedef struct min_info {
zoff_t offset;
zusz_t compr_size; /* compressed size (needed if extended header) */
zusz_t uncompr_size; /* uncompressed size (needed if extended header) */
ulg crc; /* crc (needed if extended header) */
zuvl_t diskstart; /* no of volume where this entry starts */
uch hostver;
uch hostnum;
unsigned file_attr; /* local flavor, as used by creat(), chmod()... */
unsigned encrypted : 1; /* file encrypted: decrypt before uncompressing */
unsigned ExtLocHdr : 1; /* use time instead of CRC for decrypt check */
unsigned textfile : 1; /* file is text (according to zip) */
unsigned textmode : 1; /* file is to be extracted as text */
unsigned lcflag : 1; /* convert filename to lowercase */
unsigned vollabel : 1; /* "file" is an MS-DOS volume (disk) label */
#ifdef SYMLINKS
unsigned symlink : 1; /* file is a symbolic link */
#endif
unsigned HasUxAtt : 1; /* crec ext_file_attr has Unix style mode bits */
#ifdef UNICODE_SUPPORT
unsigned GPFIsUTF8: 1; /* crec gen_purpose_flag UTF-8 bit 11 is set */
#endif
#ifndef SFX
char Far *cfilname; /* central header version of filename */
#endif
} min_info;
typedef struct VMStimbuf {
char *revdate; /* (both roughly correspond to Unix modtime/st_mtime) */
char *credate;
} VMStimbuf;
/*---------------------------------------------------------------------------
Zipfile work area declarations.
---------------------------------------------------------------------------*/
#ifdef MALLOC_WORK
union work {
struct { /* unshrink(): */
shrint *Parent; /* pointer to (8192 * sizeof(shrint)) */
uch *value; /* pointer to 8KB char buffer */
uch *Stack; /* pointer to another 8KB char buffer */
} shrink;
uch *Slide; /* explode(), inflate(), unreduce() */
};
#else /* !MALLOC_WORK */
union work {
struct { /* unshrink(): */
shrint Parent[HSIZE]; /* (8192 * sizeof(shrint)) == 16KB minimum */
uch value[HSIZE]; /* 8KB */
uch Stack[HSIZE]; /* 8KB */
} shrink; /* total = 32KB minimum; 80KB on Cray/Alpha */
uch Slide[WSIZE]; /* explode(), inflate(), unreduce() */
};
#endif /* ?MALLOC_WORK */
#define slide G.area.Slide
#if (defined(DLL) && !defined(NO_SLIDE_REDIR))
# define redirSlide G.redirect_sldptr
#else
# define redirSlide G.area.Slide
#endif
/*---------------------------------------------------------------------------
Zipfile layout declarations. If these headers ever change, make sure the
xxREC_SIZE defines (above) change with them!
---------------------------------------------------------------------------*/
typedef uch local_byte_hdr[ LREC_SIZE ];
# define L_VERSION_NEEDED_TO_EXTRACT_0 0
# define L_VERSION_NEEDED_TO_EXTRACT_1 1
# define L_GENERAL_PURPOSE_BIT_FLAG 2
# define L_COMPRESSION_METHOD 4
# define L_LAST_MOD_DOS_DATETIME 6
# define L_CRC32 10
# define L_COMPRESSED_SIZE 14
# define L_UNCOMPRESSED_SIZE 18
# define L_FILENAME_LENGTH 22
# define L_EXTRA_FIELD_LENGTH 24
typedef uch cdir_byte_hdr[ CREC_SIZE ];
# define C_VERSION_MADE_BY_0 0
# define C_VERSION_MADE_BY_1 1
# define C_VERSION_NEEDED_TO_EXTRACT_0 2
# define C_VERSION_NEEDED_TO_EXTRACT_1 3
# define C_GENERAL_PURPOSE_BIT_FLAG 4
# define C_COMPRESSION_METHOD 6
# define C_LAST_MOD_DOS_DATETIME 8
# define C_CRC32 12
# define C_COMPRESSED_SIZE 16
# define C_UNCOMPRESSED_SIZE 20
# define C_FILENAME_LENGTH 24
# define C_EXTRA_FIELD_LENGTH 26
# define C_FILE_COMMENT_LENGTH 28
# define C_DISK_NUMBER_START 30
# define C_INTERNAL_FILE_ATTRIBUTES 32
# define C_EXTERNAL_FILE_ATTRIBUTES 34
# define C_RELATIVE_OFFSET_LOCAL_HEADER 38
typedef uch ec_byte_rec[ ECREC_SIZE+4 ];
/* define SIGNATURE 0 space-holder only */
# define NUMBER_THIS_DISK 4
# define NUM_DISK_WITH_START_CEN_DIR 6
# define NUM_ENTRIES_CEN_DIR_THS_DISK 8
# define TOTAL_ENTRIES_CENTRAL_DIR 10
# define SIZE_CENTRAL_DIRECTORY 12
# define OFFSET_START_CENTRAL_DIRECTORY 16
# define ZIPFILE_COMMENT_LENGTH 20
typedef uch ec_byte_loc64[ ECLOC64_SIZE+4 ];
# define NUM_DISK_START_EOCDR64 4
# define OFFSET_START_EOCDR64 8
# define NUM_THIS_DISK_LOC64 16
typedef uch ec_byte_rec64[ ECREC64_SIZE+4 ];
# define ECREC64_LENGTH 4
# define EC_VERSION_MADE_BY_0 12
# define EC_VERSION_NEEDED_0 14
# define NUMBER_THIS_DSK_REC64 16
# define NUM_DISK_START_CEN_DIR64 20
# define NUM_ENTRIES_CEN_DIR_THS_DISK64 24
# define TOTAL_ENTRIES_CENTRAL_DIR64 32
# define SIZE_CENTRAL_DIRECTORY64 40
# define OFFSET_START_CENTRAL_DIRECT64 48
/* The following structs are used to hold all header data of a zip entry.
Traditionally, the structs' layouts followed the data layout of the
corresponding zipfile header structures. However, the zipfile header
layouts were designed in the old ages of 16-bit CPUs, they are subject
to structure padding and/or alignment issues on newer systems with a
"natural word width" of more than 2 bytes.
Please note that the structure members are now reordered by size
(top-down), to prevent internal padding and optimize memory usage!
*/
typedef struct local_file_header { /* LOCAL */
zusz_t csize;
zusz_t ucsize;
ulg last_mod_dos_datetime;
ulg crc32;
uch version_needed_to_extract[2];
ush general_purpose_bit_flag;
ush compression_method;
ush filename_length;
ush extra_field_length;
} local_file_hdr;
typedef struct central_directory_file_header { /* CENTRAL */
zusz_t csize;
zusz_t ucsize;
zusz_t relative_offset_local_header;
ulg last_mod_dos_datetime;
ulg crc32;
ulg external_file_attributes;
zuvl_t disk_number_start;
ush internal_file_attributes;
uch version_made_by[2];
uch version_needed_to_extract[2];
ush general_purpose_bit_flag;
ush compression_method;
ush filename_length;
ush extra_field_length;
ush file_comment_length;
} cdir_file_hdr;
typedef struct end_central_dir_record { /* END CENTRAL */
zusz_t size_central_directory;
zusz_t offset_start_central_directory;
zucn_t num_entries_centrl_dir_ths_disk;
zucn_t total_entries_central_dir;
zuvl_t number_this_disk;
zuvl_t num_disk_start_cdir;
int have_ecr64; /* valid Zip64 ecdir-record exists */
int is_zip64_archive; /* Zip64 ecdir-record is mandatory */
ush zipfile_comment_length;
} ecdir_rec;
/* Huffman code lookup table entry--this entry is four bytes for machines
that have 16-bit pointers (e.g. PC's in the small or medium model).
Valid extra bits are 0..16. e == 31 is EOB (end of block), e == 32
means that v is a literal, 32 < e < 64 means that v is a pointer to
the next table, which codes (e & 31) bits, and lastly e == 99 indicates
an unused code. If a code with e == 99 is looked up, this implies an
error in the data. */
struct huft {
uch e; /* number of extra bits or operation */
uch b; /* number of bits in this code or subcode */
union {
ush n; /* literal, length base, or distance base */
struct huft *t; /* pointer to next level of table */
} v;
};
typedef struct _APIDocStruct {
char *compare;
char *function;
char *syntax;
char *purpose;
} APIDocStruct;
/*************/
/* Globals */
/*************/
#if (defined(OS2) && !defined(FUNZIP))
# include "os2/os2data.h"
#endif
#include "globals.h"
/*************************/
/* Function Prototypes */
/*************************/
/*---------------------------------------------------------------------------
Functions in unzip.c (initialization routines):
---------------------------------------------------------------------------*/
#ifndef WINDLL
int MAIN OF((int argc, char **argv));
int unzip OF((__GPRO__ int argc, char **argv));
int uz_opts OF((__GPRO__ int *pargc, char ***pargv));
int usage OF((__GPRO__ int error));
#endif /* !WINDLL */
/*---------------------------------------------------------------------------
Functions in process.c (main driver routines):
---------------------------------------------------------------------------*/
int process_zipfiles OF((__GPRO));
void free_G_buffers OF((__GPRO));
/* static int do_seekable OF((__GPRO__ int lastchance)); */
/* static int find_ecrec OF((__GPRO__ long searchlen)); */
/* static int process_central_comment OF((__GPRO)); */
int process_cdir_file_hdr OF((__GPRO));
int process_local_file_hdr OF((__GPRO));
int getZip64Data OF((__GPRO__ ZCONST uch *ef_buf,
unsigned ef_len));
#ifdef UNICODE_SUPPORT
int getUnicodeData OF((__GPRO__ ZCONST uch *ef_buf,
unsigned ef_len));
#endif
unsigned ef_scan_for_izux OF((ZCONST uch *ef_buf, unsigned ef_len,
int ef_is_c, ulg dos_mdatetime,
iztimes *z_utim, ulg *z_uidgid));
#if (defined(RISCOS) || defined(ACORN_FTYPE_NFS))
zvoid *getRISCOSexfield OF((ZCONST uch *ef_buf, unsigned ef_len));
#endif
#ifndef SFX
/*---------------------------------------------------------------------------
Functions in zipinfo.c (`zipinfo-style' listing routines):
---------------------------------------------------------------------------*/
#ifndef NO_ZIPINFO
#ifndef WINDLL
int zi_opts OF((__GPRO__ int *pargc, char ***pargv));
#endif
void zi_end_central OF((__GPRO));
int zipinfo OF((__GPRO));
/* static int zi_long OF((__GPRO__ zusz_t *pEndprev)); */
/* static int zi_short OF((__GPRO)); */
/* static char *zi_time OF((__GPRO__ ZCONST ulg *datetimez,
ZCONST time_t *modtimez, char *d_t_str));*/
#endif /* !NO_ZIPINFO */
/*---------------------------------------------------------------------------
Functions in list.c (generic zipfile-listing routines):
---------------------------------------------------------------------------*/
int list_files OF((__GPRO));
#ifdef TIMESTAMP
int get_time_stamp OF((__GPRO__ time_t *last_modtime,
ulg *nmember));
#endif
int ratio OF((zusz_t uc, zusz_t c));
void fnprint OF((__GPRO));
#endif /* !SFX */
/*---------------------------------------------------------------------------
Functions in fileio.c:
---------------------------------------------------------------------------*/
int open_input_file OF((__GPRO));
int open_outfile OF((__GPRO)); /* also vms.c */
void undefer_input OF((__GPRO));
void defer_leftover_input OF((__GPRO));
unsigned readbuf OF((__GPRO__ char *buf, register unsigned len));
int readbyte OF((__GPRO));
int fillinbuf OF((__GPRO));
int seek_zipf OF((__GPRO__ zoff_t abs_offset));
#ifdef FUNZIP
int flush OF((__GPRO__ ulg size)); /* actually funzip.c */
#else
int flush OF((__GPRO__ uch *buf, ulg size, int unshrink));
#endif
/* static int disk_error OF((__GPRO)); */
void handler OF((int signal));
time_t dos_to_unix_time OF((ulg dos_datetime));
int check_for_newer OF((__GPRO__ char *filename)); /* os2,vmcms,vms */
int do_string OF((__GPRO__ unsigned int length, int option));
ush makeword OF((ZCONST uch *b));
ulg makelong OF((ZCONST uch *sig));
zusz_t makeint64 OF((ZCONST uch *sig));
char *fzofft OF((__GPRO__ zoff_t val,
ZCONST char *pre, ZCONST char *post));
#if (!defined(STR_TO_ISO) || defined(NEED_STR2ISO))
char *str2iso OF((char *dst, ZCONST char *src));
#endif
#if (!defined(STR_TO_OEM) || defined(NEED_STR2OEM))
char *str2oem OF((char *dst, ZCONST char *src));
#endif
#ifdef NO_STRNICMP
int zstrnicmp OF((register ZCONST char *s1,
register ZCONST char *s2,
register unsigned n));
#endif
#ifdef REGULUS
int zstat OF((ZCONST char *p, struct stat *s));
#endif
#ifdef ZMEM /* MUST be ifdef'd because of conflicts with the standard def. */
zvoid *memset OF((register zvoid *, register int, register unsigned int));
int memcmp OF((register ZCONST zvoid*, register ZCONST zvoid *,
register unsigned int));
zvoid *memcpy OF((register zvoid *, register ZCONST zvoid *,
register unsigned int));
#endif
#ifdef NEED_UZMBCLEN
extent uzmbclen OF((ZCONST unsigned char *ptr));
#endif
#ifdef NEED_UZMBSCHR
unsigned char *uzmbschr OF((ZCONST unsigned char *str, unsigned int c));
#endif
#ifdef NEED_UZMBSRCHR
unsigned char *uzmbsrchr OF((ZCONST unsigned char *str, unsigned int c));
#endif
#ifdef SMALL_MEM
char *fLoadFarString OF((__GPRO__ const char Far *sz));
char *fLoadFarStringSmall OF((__GPRO__ const char Far *sz));
char *fLoadFarStringSmall2 OF((__GPRO__ const char Far *sz));
#ifndef zfstrcpy
char Far * Far zfstrcpy OF((char Far *s1, const char Far *s2));
#endif
#if (!defined(SFX) && !defined(zfstrcmp))
int Far zfstrcmp OF((const char Far *s1, const char Far *s2));
#endif
#endif
/*---------------------------------------------------------------------------
Functions in extract.c:
---------------------------------------------------------------------------*/
int extract_or_test_files OF((__GPRO));
/* static int store_info OF((void)); */
/* static int extract_or_test_member OF((__GPRO)); */
/* static int TestExtraField OF((__GPRO__ uch *ef, unsigned ef_len)); */
/* static int test_OS2 OF((__GPRO__ uch *eb, unsigned eb_size)); */
/* static int test_NT OF((__GPRO__ uch *eb, unsigned eb_size)); */
#ifndef SFX
unsigned find_compr_idx OF((unsigned compr_methodnum));
#endif
int memextract OF((__GPRO__ uch *tgt, ulg tgtsize,
ZCONST uch *src, ulg srcsize));
int memflush OF((__GPRO__ ZCONST uch *rawbuf, ulg size));
#if (defined(VMS) || defined(VMS_TEXT_CONV))
uch *extract_izvms_block OF((__GPRO__ ZCONST uch *ebdata,
unsigned size, unsigned *retlen,
ZCONST uch *init, unsigned needlen));
#endif
char *fnfilter OF((ZCONST char *raw, uch *space,
extent size));
/*---------------------------------------------------------------------------
Decompression functions:
---------------------------------------------------------------------------*/
#if (!defined(SFX) && !defined(FUNZIP))
int explode OF((__GPRO)); /* explode.c */
#endif
int huft_free OF((struct huft *t)); /* inflate.c */
int huft_build OF((__GPRO__ ZCONST unsigned *b, unsigned n,
unsigned s, ZCONST ush *d, ZCONST uch *e,
struct huft **t, unsigned *m));
#ifdef USE_ZLIB
int UZinflate OF((__GPRO__ int is_defl64)); /* inflate.c */
# define inflate_free(x) inflateEnd(&((Uz_Globs *)(&G))->dstrm)
#else
int inflate OF((__GPRO__ int is_defl64)); /* inflate.c */
int inflate_free OF((__GPRO)); /* inflate.c */
#endif /* ?USE_ZLIB */
#if (!defined(SFX) && !defined(FUNZIP))
#ifndef COPYRIGHT_CLEAN
int unreduce OF((__GPRO)); /* unreduce.c */
/* static void LoadFollowers OF((__GPRO__ f_array *follower, uch *Slen));
* unreduce.c */
#endif /* !COPYRIGHT_CLEAN */
#ifndef LZW_CLEAN
int unshrink OF((__GPRO)); /* unshrink.c */
/* static void partial_clear OF((__GPRO)); * unshrink.c */
#endif /* !LZW_CLEAN */
#endif /* !SFX && !FUNZIP */
#ifdef USE_BZIP2
int UZbunzip2 OF((__GPRO)); /* extract.c */
void bz_internal_error OF((int bzerrcode)); /* ubz2err.c */
#endif
/*---------------------------------------------------------------------------
Internal API functions (only included in DLL versions):
---------------------------------------------------------------------------*/
#ifdef DLL
void setFileNotFound OF((__GPRO)); /* api.c */
int unzipToMemory OF((__GPRO__ char *zip, char *file,
UzpBuffer *retstr)); /* api.c */
int redirect_outfile OF((__GPRO)); /* api.c */
int writeToMemory OF((__GPRO__ ZCONST uch *rawbuf,
extent size)); /* api.c */
int close_redirect OF((__GPRO)); /* api.c */
/* this obsolescent entry point kept for compatibility: */
int UzpUnzip OF((int argc, char **argv));/* use UzpMain */
#ifdef OS2DLL
int varmessage OF((__GPRO__ ZCONST uch *buf, ulg size));
int varputchar OF((__GPRO__ int c)); /* rexxapi.c */
int finish_REXX_redirect OF((__GPRO)); /* rexxapi.c */
#endif
#ifdef API_DOC
void APIhelp OF((__GPRO__ int argc, char **argv));
#endif /* apihelp.c */
#endif /* DLL */
/*---------------------------------------------------------------------------
MSDOS-only functions:
---------------------------------------------------------------------------*/
#ifdef MSDOS
#if (!defined(FUNZIP) && !defined(SFX) && !defined(WINDLL))
void check_for_windows OF((ZCONST char *app)); /* msdos.c */
#endif
#if (defined(__GO32__) || defined(__EMX__))
unsigned _dos_getcountryinfo(void *); /* msdos.c */
#if (!defined(__DJGPP__) || (__DJGPP__ < 2))
unsigned _dos_setftime(int, unsigned, unsigned); /* msdos.c */
unsigned _dos_setfileattr(const char *, unsigned); /* msdos.c */
unsigned _dos_creat(const char *, unsigned, int *); /* msdos.c */
void _dos_getdrive(unsigned *); /* msdos.c */
unsigned _dos_close(int); /* msdos.c */
#endif /* !__DJGPP__ || (__DJGPP__ < 2) */
#endif /* __GO32__ || __EMX__ */
#endif
/*---------------------------------------------------------------------------
OS/2-only functions:
---------------------------------------------------------------------------*/
#ifdef OS2 /* GetFileTime conflicts with something in Win32 header files */
#if (defined(REENTRANT) && defined(USETHREADID))
ulg GetThreadId OF((void));
#endif
int GetCountryInfo OF((void)); /* os2.c */
long GetFileTime OF((ZCONST char *name)); /* os2.c */
/* static void SetPathAttrTimes OF((__GPRO__ int flags, int dir)); os2.c */
/* static int SetEAs OF((__GPRO__ const char *path,
void *eablock)); os2.c */
/* static int SetACL OF((__GPRO__ const char *path,
void *eablock)); os2.c */
/* static int IsFileNameValid OF((const char *name)); os2.c */
/* static void map2fat OF((char *pathcomp, char **pEndFAT)); os2.c */
/* static int SetLongNameEA OF((char *name, char *longname)); os2.c */
/* static void InitNLS OF((void)); os2.c */
int IsUpperNLS OF((int nChr)); /* os2.c */
int ToLowerNLS OF((int nChr)); /* os2.c */
void DebugMalloc OF((void)); /* os2.c */
#endif
/*---------------------------------------------------------------------------
QDOS-only functions:
---------------------------------------------------------------------------*/
#ifdef QDOS
int QMatch (uch, uch);
void QFilename (__GPRO__ char *);
char *Qstrfix (char *);
int QReturn (int zip_error);
#endif
/*---------------------------------------------------------------------------
TOPS20-only functions:
---------------------------------------------------------------------------*/
#ifdef TOPS20
int upper OF((char *s)); /* tops20.c */
int enquote OF((char *s)); /* tops20.c */
int dequote OF((char *s)); /* tops20.c */
int fnlegal OF(()); /* error if prototyped? */ /* tops20.c */
#endif
/*---------------------------------------------------------------------------
VM/CMS- and MVS-only functions:
---------------------------------------------------------------------------*/
#ifdef CMS_MVS
extent getVMMVSexfield OF((char *type, uch *ef_block, unsigned datalen));
FILE *vmmvs_open_infile OF((__GPRO)); /* vmmvs.c */
void close_infile OF((__GPRO)); /* vmmvs.c */
#endif
/*---------------------------------------------------------------------------
VMS-only functions:
---------------------------------------------------------------------------*/
#ifdef VMS
int check_format OF((__GPRO)); /* vms.c */
/* int open_outfile OF((__GPRO)); * (see fileio.c) vms.c */
/* int flush OF((__GPRO__ uch *rawbuf, unsigned size,
int final_flag)); * (see fileio.c) vms.c */
char *vms_msg_text OF((void)); /* vms.c */
#ifdef RETURN_CODES
void return_VMS OF((__GPRO__ int zip_error)); /* vms.c */
#else
void return_VMS OF((int zip_error)); /* vms.c */
#endif
#ifdef VMSCLI
ulg vms_unzip_cmdline OF((int *, char ***)); /* cmdline.c */
int VMSCLI_usage OF((__GPRO__ int error)); /* cmdline.c */
#endif
#endif
/*---------------------------------------------------------------------------
WIN32-only functions:
---------------------------------------------------------------------------*/
#ifdef WIN32
int IsWinNT OF((void)); /* win32.c */
#ifdef NTSD_EAS
void process_defer_NT OF((__GPRO)); /* win32.c */
int test_NTSD OF((__GPRO__ uch *eb, unsigned eb_size,
uch *eb_ucptr, ulg eb_ucsize)); /* win32.c */
# define TEST_NTSD test_NTSD
#endif
#ifdef W32_STAT_BANDAID
int zstat_win32 OF((__W32STAT_GLOBALS__
const char *path, z_stat *buf)); /* win32.c */
#endif
#endif
/*---------------------------------------------------------------------------
Miscellaneous/shared functions:
---------------------------------------------------------------------------*/
Uz_Globs *globalsCtor OF((void)); /* globals.c */
int envargs OF((int *Pargc, char ***Pargv,
ZCONST char *envstr, ZCONST char *envstr2));
/* envargs.c */
void mksargs OF((int *argcp, char ***argvp)); /* envargs.c */
int match OF((ZCONST char *s, ZCONST char *p,
int ic __WDLPRO)); /* match.c */
int iswild OF((ZCONST char *p)); /* match.c */
/* declarations of public CRC-32 functions have been moved into crc32.h
(free_crc_table(), get_crc_table(), crc32()) crc32.c */
int dateformat OF((void)); /* local */
char dateseparator OF((void)); /* local */
#ifndef WINDLL
void version OF((__GPRO)); /* local */
#endif
int mapattr OF((__GPRO)); /* local */
int mapname OF((__GPRO__ int renamed)); /* local */
int checkdir OF((__GPRO__ char *pathcomp, int flag)); /* local */
char *do_wild OF((__GPRO__ ZCONST char *wildzipfn)); /* local */
char *GetLoadPath OF((__GPRO)); /* local */
#if (defined(MORE) && (defined(ATH_BEO_UNX) || defined(QDOS) || defined(VMS)))
int screensize OF((int *tt_rows, int *tt_cols)); /* local */
# if defined(VMS)
int screenlinewrap OF((void)); /* local */
# endif
#endif /* MORE && (ATH_BEO_UNX || QDOS || VMS) */
#ifdef OS2_W32
int SetFileSize OF((FILE *file, zusz_t filesize)); /* local */
#endif
#ifndef MTS /* macro in MTS */
void close_outfile OF((__GPRO)); /* local */
#endif
#ifdef SET_SYMLINK_ATTRIBS
int set_symlnk_attribs OF((__GPRO__ slinkentry *slnk_entry)); /* local */
#endif
#ifdef SET_DIR_ATTRIB
int defer_dir_attribs OF((__GPRO__ direntry **pd)); /* local */
int set_direc_attribs OF((__GPRO__ direntry *d)); /* local */
#endif
#ifdef TIMESTAMP
# ifdef WIN32
int stamp_file OF((__GPRO__
ZCONST char *fname, time_t modtime)); /* local */
# else
int stamp_file OF((ZCONST char *fname, time_t modtime)); /* local */
# endif
#endif
#ifdef NEED_ISO_OEM_INIT
void prepare_ISO_OEM_translat OF((__GPRO)); /* local */
#endif
#if (defined(MALLOC_WORK) && defined(MY_ZCALLOC))
zvoid far *zcalloc OF((unsigned int, unsigned int));
zvoid zcfree OF((zvoid far *));
#endif /* MALLOC_WORK && MY_ZCALLOC */
#ifdef SYSTEM_SPECIFIC_CTOR
void SYSTEM_SPECIFIC_CTOR OF((__GPRO)); /* local */
#endif
#ifdef SYSTEM_SPECIFIC_DTOR
void SYSTEM_SPECIFIC_DTOR OF((__GPRO)); /* local */
#endif
/************/
/* Macros */
/************/
#ifndef MAX
# define MAX(a,b) ((a) > (b) ? (a) : (b))
#endif
#ifndef MIN
# define MIN(a,b) ((a) < (b) ? (a) : (b))
#endif
#ifdef DEBUG
# if (defined(THEOS) && defined(NO_BOGUS_SPC))
# define NO_DEBUG_IN_MACROS
# define Trace(x) _fprintf x
# else
# define Trace(x) fprintf x
# endif
#else
# define Trace(x)
#endif
#ifdef DEBUG_TIME
# define TTrace(x) fprintf x
#else
# define TTrace(x)
#endif
#ifdef NO_DEBUG_IN_MACROS
# define MTrace(x)
#else
# define MTrace(x) Trace(x)
#endif
#if (defined(UNIX) || defined(T20_VMS)) /* generally old systems */
# define ToLower(x) ((char)(isupper((int)x)? tolower((int)x) : x))
#else
# define ToLower tolower /* assumed "smart"; used in match() */
#endif
#ifdef USE_STRM_INPUT
/* ``Replace'' the unbuffered UNIX style I/O function with similar
* standard C functions from <stdio.h>.
*/
# define read(fd,buf,n) fread((buf),1,(n),(FILE *)(fd))
# ifdef zlseek
# undef zlseek
# endif
# define zlseek(fd,o,w) zfseeko((FILE *)(fd),(o),(w))
# define close(fd) fclose((FILE *)(fd))
#endif /* USE_STRM_INPUT */
/* The return value of the Info() "macro function" is never checked in
* UnZip. Otherwise, to get the same behaviour as for (*G.message)(), the
* Info() definition for "FUNZIP" would have to be corrected:
* #define Info(buf,flag,sprf_arg) \
* (fputs((char *)(sprintf sprf_arg, (buf)), \
* (flag)&1? stderr : stdout) < 0)
*/
#ifndef Info /* may already have been defined for redirection */
# ifdef FUNZIP
# define Info(buf,flag,sprf_arg) \
fputs((char *)(sprintf sprf_arg, (buf)), (flag)&1? stderr : stdout)
# else
# ifdef INT_SPRINTF /* optimized version for "int sprintf()" flavour */
# define Info(buf,flag,sprf_arg) \
(*G.message)((zvoid *)&G, (uch *)(buf), (ulg)sprintf sprf_arg, (flag))
# else /* generic version, does not use sprintf() return value */
# define Info(buf,flag,sprf_arg) \
(*G.message)((zvoid *)&G, (uch *)(buf), \
(ulg)(sprintf sprf_arg, strlen((char *)(buf))), (flag))
# endif
# endif
#endif /* !Info */
/* This wrapper macro around fzofft() is just defined to "hide" the
* argument needed to reference the global storage buffers.
*/
#define FmZofft(val, pre, post) fzofft(__G__ val, pre, post)
/* The following macro wrappers around the fnfilter function are used many
* times to prepare archive entry names or name components for displaying
* listings and (warning/error) messages. They use sections in the upper half
* of 'slide' as buffer, since their output is normally fed through the
* Info() macro with 'slide' (the start of this area) as message buffer.
*/
#define FnFilter1(fname) \
fnfilter((fname), slide + (extent)(WSIZE>>1), (extent)(WSIZE>>2))
#define FnFilter2(fname) \
fnfilter((fname), slide + (extent)((WSIZE>>1) + (WSIZE>>2)),\
(extent)(WSIZE>>2))
#ifndef FUNZIP /* used only in inflate.c */
# define MESSAGE(str,len,flag) (*G.message)((zvoid *)&G,(str),(len),(flag))
#endif
#if 0 /* Optimization: use the (const) result of crc32(0L,NULL,0) */
# define CRCVAL_INITIAL crc32(0L, NULL, 0)
#else
# define CRCVAL_INITIAL 0L
#endif
#ifdef SYMLINKS
/* This macro defines the Zip "made by" hosts that are considered
to support storing symbolic link entries. */
# define SYMLINK_HOST(hn) ((hn) == UNIX_ || (hn) == ATARI_ || \
(hn) == ATHEOS_ || (hn) == BEOS_ || (hn) == VMS_)
#endif
#ifndef TEST_NTSD /* "NTSD valid?" checking function */
# define TEST_NTSD NULL /* ... is not available */
#endif
#define SKIP_(length) if(length&&((error=do_string(__G__ length,SKIP))!=0))\
{error_in_archive=error; if(error>1) return error;}
/*
* Skip a variable-length field, and report any errors. Used in zipinfo.c
* and unzip.c in several functions.
*
* macro SKIP_(length)
* ush length;
* {
* if (length && ((error = do_string(length, SKIP)) != 0)) {
* error_in_archive = error; /-* might be warning *-/
* if (error > 1) /-* fatal *-/
* return (error);
* }
* }
*
*/
#ifdef FUNZIP
# define FLUSH(w) flush(__G__ (ulg)(w))
# define NEXTBYTE getc(G.in) /* redefined in crypt.h if full version */
#else
# define FLUSH(w) ((G.mem_mode) ? memflush(__G__ redirSlide,(ulg)(w)) \
: flush(__G__ redirSlide,(ulg)(w),0))
# define NEXTBYTE (G.incnt-- > 0 ? (int)(*G.inptr++) : readbyte(__G))
#endif
#define READBITS(nbits,zdest) {if(nbits>G.bits_left) {int temp; G.zipeof=1;\
while (G.bits_left<=8*(int)(sizeof(G.bitbuf)-1) && (temp=NEXTBYTE)!=EOF) {\
G.bitbuf|=(ulg)temp<<G.bits_left; G.bits_left+=8; G.zipeof=0;}}\
zdest=(shrint)((unsigned)G.bitbuf&mask_bits[nbits]);G.bitbuf>>=nbits;\
G.bits_left-=nbits;}
/*
* macro READBITS(nbits,zdest) * only used by unreduce and unshrink *
* {
* if (nbits > G.bits_left) { * fill G.bitbuf, 8*sizeof(ulg) bits *
* int temp;
*
* G.zipeof = 1;
* while (G.bits_left <= 8*(int)(sizeof(G.bitbuf)-1) &&
* (temp = NEXTBYTE) != EOF) {
* G.bitbuf |= (ulg)temp << G.bits_left;
* G.bits_left += 8;
* G.zipeof = 0;
* }
* }
* zdest = (shrint)((unsigned)G.bitbuf & mask_bits[nbits]);
* G.bitbuf >>= nbits;
* G.bits_left -= nbits;
* }
*
*/
/* GRR: should use StringLower for STRLOWER macro if possible */
/*
* Copy the zero-terminated string in str1 into str2, converting any
* uppercase letters to lowercase as we go. str2 gets zero-terminated
* as well, of course. str1 and str2 may be the same character array.
*/
#ifdef _MBCS
# define STRLOWER(str1, str2) \
{ \
char *p, *q, c; unsigned i; \
p = (char *)(str1); \
q = (char *)(str2); \
while ((c = *p) != '\0') { \
if ((i = CLEN(p)) > 1) { \
while (i--) *q++ = *p++; \
} else { \
*q++ = (char)(isupper((int)(c))? tolower((int)(c)) : c); \
p++; \
} \
} \
*q = '\0'; \
}
#else
# define STRLOWER(str1, str2) \
{ \
char *p, *q; \
p = (char *)(str1) - 1; \
q = (char *)(str2); \
while (*++p) \
*q++ = (char)(isupper((int)(*p))? tolower((int)(*p)) : *p); \
*q = '\0'; \
}
#endif
/*
* NOTES: This macro makes no assumptions about the characteristics of
* the tolower() function or macro (beyond its existence), nor does it
* make assumptions about the structure of the character set (i.e., it
* should work on EBCDIC machines, too). The fact that either or both
* of isupper() and tolower() may be macros has been taken into account;
* watch out for "side effects" (in the C sense) when modifying this
* macro.
*/
#ifndef foreign
# define foreign(c) (c)
#endif
#ifndef native
# define native(c) (c)
# define A_TO_N(str1)
#else
# ifndef NATIVE
# define NATIVE "native chars"
# endif
# define A_TO_N(str1) {register uch *p;\
for (p=(uch *)(str1); *p; p++) *p=native(*p);}
#endif
/*
* Translate the zero-terminated string in str1 from ASCII to the native
* character set. The translation is performed in-place and uses the
* "native" macro to translate each character.
*
* NOTE: Using the "native" macro means that is it the only part of unzip
* which knows which translation table (if any) is actually in use to
* produce the native character set. This makes adding new character set
* translation tables easy, insofar as all that is needed is an appropriate
* "native" macro definition and the translation table itself. Currently,
* the only non-ASCII native character set implemented is EBCDIC, but this
* may not always be so.
*/
/* default setup for internal codepage: assume ISO 8859-1 compatibility!! */
#if (!defined(NATIVE) && !defined(CRTL_CP_IS_ISO) && !defined(CRTL_CP_IS_OEM))
# define CRTL_CP_IS_ISO
#endif
/* Translate "extended ASCII" chars (OEM coding for DOS and OS/2; else
* ISO-8859-1 [ISO Latin 1, Win Ansi,...]) into the internal "native"
* code page. As with A_TO_N(), conversion is done in place.
*/
#ifndef _ISO_INTERN
# ifdef CRTL_CP_IS_OEM
# ifndef IZ_ISO2OEM_ARRAY
# define IZ_ISO2OEM_ARRAY
# endif
# define _ISO_INTERN(str1) if (iso2oem) {register uch *p;\
for (p=(uch *)(str1); *p; p++)\
*p = native((*p & 0x80) ? iso2oem[*p & 0x7f] : *p);}
# else
# define _ISO_INTERN(str1) A_TO_N(str1)
# endif
#endif
#ifndef _OEM_INTERN
# ifdef CRTL_CP_IS_OEM
# define _OEM_INTERN(str1) A_TO_N(str1)
# else
# ifndef IZ_OEM2ISO_ARRAY
# define IZ_OEM2ISO_ARRAY
# endif
# define _OEM_INTERN(str1) if (oem2iso) {register uch *p;\
for (p=(uch *)(str1); *p; p++)\
*p = native((*p & 0x80) ? oem2iso[*p & 0x7f] : *p);}
# endif
#endif
#ifndef STR_TO_ISO
# ifdef CRTL_CP_IS_ISO
# define STR_TO_ISO strcpy
# else
# define STR_TO_ISO str2iso
# define NEED_STR2ISO
# endif
#endif
#ifndef STR_TO_OEM
# ifdef CRTL_CP_IS_OEM
# define STR_TO_OEM strcpy
# else
# define STR_TO_OEM str2oem
# define NEED_STR2OEM
# endif
#endif
#if (!defined(INTERN_TO_ISO) && !defined(ASCII2ISO))
# ifdef CRTL_CP_IS_OEM
/* know: "ASCII" is "OEM" */
# define ASCII2ISO(c) \
((((c) & 0x80) && oem2iso) ? oem2iso[(c) & 0x7f] : (c))
# if (defined(NEED_STR2ISO) && !defined(CRYP_USES_OEM2ISO))
# define CRYP_USES_OEM2ISO
# endif
# else
/* assume: "ASCII" is "ISO-ANSI" */
# define ASCII2ISO(c) (c)
# endif
#endif
#if (!defined(INTERN_TO_OEM) && !defined(ASCII2OEM))
# ifdef CRTL_CP_IS_OEM
/* know: "ASCII" is "OEM" */
# define ASCII2OEM(c) (c)
# else
/* assume: "ASCII" is "ISO-ANSI" */
# define ASCII2OEM(c) \
((((c) & 0x80) && iso2oem) ? iso2oem[(c) & 0x7f] : (c))
# if (defined(NEED_STR2OEM) && !defined(CRYP_USES_ISO2OEM))
# define CRYP_USES_ISO2OEM
# endif
# endif
#endif
/* codepage conversion setup for testp() in crypt.c */
#ifdef CRTL_CP_IS_ISO
# ifndef STR_TO_CP2
# define STR_TO_CP2 STR_TO_OEM
# endif
#else
# ifdef CRTL_CP_IS_OEM
# ifndef STR_TO_CP2
# define STR_TO_CP2 STR_TO_ISO
# endif
# else /* native internal CP is neither ISO nor OEM */
# ifndef STR_TO_CP1
# define STR_TO_CP1 STR_TO_ISO
# endif
# ifndef STR_TO_CP2
# define STR_TO_CP2 STR_TO_OEM
# endif
# endif
#endif
/* Convert filename (and file comment string) into "internal" charset.
* This macro assumes that Zip entry filenames are coded in OEM (IBM DOS)
* codepage when made on
* -> DOS (this includes 16-bit Windows 3.1) (FS_FAT_)
* -> OS/2 (FS_HPFS_)
* -> Win95/WinNT with Nico Mak's WinZip (FS_NTFS_ && hostver == "5.0")
* EXCEPTIONS:
* PKZIP for Windows 2.5, 2.6, and 4.0 flag their entries as "FS_FAT_", but
* the filename stored in the local header is coded in Windows ANSI (CP 1252
* resp. ISO 8859-1 on US and western Europe locale settings).
* Likewise, PKZIP for UNIX 2.51 flags its entries as "FS_FAT_", but the
* filenames stored in BOTH the local and the central header are coded
* in the local system's codepage (usually ANSI codings like ISO 8859-1).
*
* All other ports are assumed to code zip entry filenames in ISO 8859-1.
*/
#ifndef Ext_ASCII_TO_Native
# define Ext_ASCII_TO_Native(string, hostnum, hostver, isuxatt, islochdr) \
if (((hostnum) == FS_FAT_ && \
!(((islochdr) || (isuxatt)) && \
((hostver) == 25 || (hostver) == 26 || (hostver) == 40))) || \
(hostnum) == FS_HPFS_ || \
((hostnum) == FS_NTFS_ && (hostver) == 50)) { \
_OEM_INTERN((string)); \
} else { \
_ISO_INTERN((string)); \
}
#endif
/**********************/
/* Global constants */
/**********************/
extern ZCONST unsigned near mask_bits[17];
extern ZCONST char *fnames[2];
#ifdef EBCDIC
extern ZCONST uch ebcdic[];
#endif
#ifdef IZ_ISO2OEM_ARRAY
extern ZCONST uch Far *iso2oem;
extern ZCONST uch Far iso2oem_850[];
#endif
#ifdef IZ_OEM2ISO_ARRAY
extern ZCONST uch Far *oem2iso;
extern ZCONST uch Far oem2iso_850[];
#endif
extern ZCONST char Far VersionDate[];
extern ZCONST char Far CentSigMsg[];
#ifndef SFX
extern ZCONST char Far EndSigMsg[];
#endif
extern ZCONST char Far SeekMsg[];
extern ZCONST char Far FilenameNotMatched[];
extern ZCONST char Far ExclFilenameNotMatched[];
extern ZCONST char Far ReportMsg[];
#ifndef SFX
extern ZCONST char Far Zipnfo[];
extern ZCONST char Far CompiledWith[];
#endif /* !SFX */
/***********************************/
/* Global (shared?) RTL variables */
/***********************************/
#ifdef DECLARE_ERRNO
extern int errno;
#endif
/*---------------------------------------------------------------------
Unicode Support
28 August 2005
---------------------------------------------------------------------*/
#if (defined(UNICODE_SUPPORT) && defined(UNICODE_WCHAR))
/* Default character when a zwchar too big for wchar_t */
# define zwchar_to_wchar_t_default_char '_'
/* Default character string when wchar_t does not convert to mb */
# define wide_to_mb_default_string "_"
/* wide character type */
typedef unsigned long zwchar;
/* UTF-8 related conversion functions, currently found in process.c */
# if 0 /* currently unused */
/* check if string is all ASCII */
int is_ascii_string OF((ZCONST char *mbstring));
# endif /* unused */
/* convert UTF-8 string to multi-byte string */
char *utf8_to_local_string OF((ZCONST char *utf8_string, int escape_all));
/* convert UTF-8 string to wide string */
zwchar *utf8_to_wide_string OF((ZCONST char *utf8_string));
/* convert wide string to multi-byte string */
char *wide_to_local_string OF((ZCONST zwchar *wide_string, int escape_all));
# if 0 /* currently unused */
/* convert local string to multi-byte display string */
char *local_to_display_string OF((ZCONST char *local_string));
# endif /* unused */
/* convert wide character to escape string */
char *wide_to_escape_string OF((unsigned long));
# define utf8_to_escaped_string(utf8_string) \
utf8_to_local_string(utf8_string, TRUE)
# if 0 /* currently unused */
/* convert escape string to wide character */
unsigned long escape_string_to_wide OF((ZCONST char *escape_string));
/* convert local to UTF-8 */
char *local_to_utf8_string OF ((ZCONST char *local_string));
/* convert local to wide string */
zwchar *local_to_wide_string OF ((ZCONST char *local_string));
/* convert wide string to UTF-8 */
char *wide_to_utf8_string OF((ZCONST zwchar *wide_string));
# endif /* unused */
#endif /* UNICODE_SUPPORT && UNICODE_WCHAR */
#endif /* !__unzpriv_h */
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