615 lines
22 KiB
C
615 lines
22 KiB
C
/*---------------------------------------------------------------------------
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unzip.h (new)
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Copyright (c) 1990-2002 Info-ZIP. All rights reserved.
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This header file contains the public macros and typedefs required by
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both the UnZip sources and by any application using the UnZip API. If
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UNZIP_INTERNAL is defined, it includes unzpriv.h (containing includes,
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prototypes and extern variables used by the actual UnZip sources).
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---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------
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This is version 2000-Apr-09 of the Info-ZIP copyright and license.
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The definitive version of this document should be available at
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ftp://ftp.info-zip.org/pub/infozip/license.html indefinitely.
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Copyright (c) 1990-2000 Info-ZIP. All rights reserved.
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For the purposes of this copyright and license, "Info-ZIP" is defined as
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the following set of individuals:
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Mark Adler, John Bush, Karl Davis, Harald Denker, Jean-Michel Dubois,
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Jean-loup Gailly, Hunter Goatley, Ian Gorman, Chris Herborth, Dirk Haase,
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Greg Hartwig, Robert Heath, Jonathan Hudson, Paul Kienitz, David Kirschbaum,
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Johnny Lee, Onno van der Linden, Igor Mandrichenko, Steve P. Miller,
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Sergio Monesi, Keith Owens, George Petrov, Greg Roelofs, Kai Uwe Rommel,
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Steve Salisbury, Dave Smith, Christian Spieler, Antoine Verheijen,
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Paul von Behren, Rich Wales, Mike White
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This software is provided "as is," without warranty of any kind, express
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or implied. In no event shall Info-ZIP or its contributors be held liable
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for any direct, indirect, incidental, special or consequential damages
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arising out of the use of or inability to use this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. Redistributions of source code must retain the above copyright notice,
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definition, disclaimer, and this list of conditions.
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2. Redistributions in binary form must reproduce the above copyright
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notice, definition, disclaimer, and this list of conditions in
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documentation and/or other materials provided with the distribution.
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3. Altered versions--including, but not limited to, ports to new operating
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systems, existing ports with new graphical interfaces, and dynamic,
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shared, or static library versions--must be plainly marked as such
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and must not be misrepresented as being the original source. Such
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altered versions also must not be misrepresented as being Info-ZIP
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releases--including, but not limited to, labeling of the altered
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versions with the names "Info-ZIP" (or any variation thereof, including,
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but not limited to, different capitalizations), "Pocket UnZip," "WiZ"
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or "MacZip" without the explicit permission of Info-ZIP. Such altered
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versions are further prohibited from misrepresentative use of the
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Zip-Bugs or Info-ZIP e-mail addresses or of the Info-ZIP URL(s).
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4. Info-ZIP retains the right to use the names "Info-ZIP," "Zip," "UnZip,"
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"WiZ," "Pocket UnZip," "Pocket Zip," and "MacZip" for its own source and
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binary releases.
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---------------------------------------------------------------------------*/
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#ifndef __unzip_h /* prevent multiple inclusions */
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#define __unzip_h
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/*---------------------------------------------------------------------------
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Predefined, machine-specific macros.
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---------------------------------------------------------------------------*/
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#ifdef __GO32__ /* MS-DOS extender: NOT Unix */
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# ifdef unix
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# undef unix
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# endif
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# ifdef _unix
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# undef _unix
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# endif
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# ifdef __unix
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# undef __unix
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# endif
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# ifdef __unix__
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# undef __unix__
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# endif
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#endif
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#if ((defined(__convex__) || defined(__convexc__)) && !defined(CONVEX))
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# define CONVEX
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#endif
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#if (defined(unix) || defined(_unix) || defined(__unix) || defined(__unix__))
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# ifndef UNIX
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# define UNIX
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# endif
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#endif /* unix || _unix || __unix || __unix__ */
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#if (defined(M_XENIX) || defined(COHERENT) || defined(__hpux))
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# ifndef UNIX
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# define UNIX
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# endif
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#endif /* M_XENIX || COHERENT || __hpux */
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#if (defined(CONVEX) || defined(MINIX) || defined(_AIX) || defined(__QNX__))
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# ifndef UNIX
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# define UNIX
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# endif
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#endif /* CONVEX || MINIX || _AIX || __QNX__ */
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#if (defined(__APPLE__))
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# ifndef UNIX
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# define UNIX
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# endif
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#endif /* __APPLE__ */
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#if (defined(VM_CMS) || defined(MVS))
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# define CMS_MVS
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#endif
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#if (defined(__OS2__) && !defined(OS2))
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# define OS2
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#endif
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#if (defined(__TANDEM) && !defined(TANDEM))
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# define TANDEM
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#endif
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#if (defined(__VMS) && !defined(VMS))
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# define VMS
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#endif
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#if ((defined(__WIN32__) || defined(_WIN32)) && !defined(WIN32))
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# define WIN32
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#endif
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#if ((defined(__WINNT__) || defined(__WINNT)) && !defined(WIN32))
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# define WIN32
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#endif
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#ifdef __COMPILER_KCC__
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# include <c-env.h>
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# ifdef SYS_T20
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# define TOPS20
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# endif
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#endif /* __COMPILER_KCC__ */
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/* Borland C does not define __TURBOC__ if compiling for a 32-bit platform */
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#ifdef __BORLANDC__
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# ifndef __TURBOC__
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# define __TURBOC__
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# endif
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# if (!defined(__MSDOS__) && !defined(OS2) && !defined(WIN32))
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# define __MSDOS__
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# endif
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#endif
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/* define MSDOS for Turbo C (unless OS/2) and Power C as well as Microsoft C */
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#ifdef __POWERC
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# define __TURBOC__
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# define MSDOS
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#endif /* __POWERC */
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#if (defined(__MSDOS__) && !defined(MSDOS)) /* just to make sure */
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# define MSDOS
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#endif
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/* RSXNTDJ (at least up to v1.3) compiles for WIN32 (RSXNT) using a derivate
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of the EMX environment, but defines MSDOS and __GO32__. ARG !!! */
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#if (defined(MSDOS) && defined(WIN32))
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# undef MSDOS /* WIN32 is >>>not<<< MSDOS */
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#endif
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#if (defined(__GO32__) && defined(__EMX__) && defined(__RSXNT__))
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# undef __GO32__
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#endif
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#if (defined(linux) && !defined(LINUX))
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# define LINUX
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#endif
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#ifdef __riscos
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# define RISCOS
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#endif
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#if (defined(THINK_C) || defined(MPW))
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# define MACOS
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#endif
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#if (defined(__MWERKS__) && defined(macintosh))
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# define MACOS
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#endif
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/* use prototypes and ANSI libraries if __STDC__, or Microsoft or Borland C, or
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* Silicon Graphics, or Convex?, or IBM C Set/2, or GNU gcc/emx, or Watcom C,
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* or Macintosh, or Windows NT, or Sequent, or Atari or IBM RS/6000.
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*/
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#if (defined(__STDC__) || defined(MSDOS) || defined(WIN32) || defined(__EMX__))
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# ifndef PROTO
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# define PROTO
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# endif
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# ifndef MODERN
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# define MODERN
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# endif
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#endif
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#if (defined(__IBMC__) || defined(__BORLANDC__) || defined(__WATCOMC__))
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# ifndef PROTO
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# define PROTO
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# endif
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# ifndef MODERN
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# define MODERN
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# endif
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#endif
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#if (defined(MACOS) || defined(ATARI_ST) || defined(RISCOS) || defined(THEOS))
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# ifndef PROTO
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# define PROTO
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# endif
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# ifndef MODERN
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# define MODERN
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# endif
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#endif
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/* Sequent running Dynix/ptx: non-modern compiler */
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#if (defined(_AIX) || defined(sgi) || (defined(_SEQUENT_) && !defined(PTX)))
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# ifndef PROTO
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# define PROTO
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# endif
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# ifndef MODERN
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# define MODERN
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# endif
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#endif
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#if (defined(CMS_MVS) || (defined(__BEOS__) || defined(__HAIKU__))) /* || defined(CONVEX) */
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# ifndef PROTO
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# define PROTO
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# endif
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# ifndef MODERN
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# define MODERN
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# endif
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#endif
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/* turn off prototypes if requested */
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#if (defined(NOPROTO) && defined(PROTO))
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# undef PROTO
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#endif
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/* used to remove arguments in function prototypes for non-ANSI C */
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#ifdef PROTO
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# define OF(a) a
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#else
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# define OF(a) ()
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#endif
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/* enable the "const" keyword only if MODERN and if not otherwise instructed */
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#ifdef MODERN
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# if (!defined(ZCONST) && (defined(USE_CONST) || !defined(NO_CONST)))
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# define ZCONST const
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# endif
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#endif
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#ifndef ZCONST
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# define ZCONST
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#endif
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/*---------------------------------------------------------------------------
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Grab system-specific public include headers.
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---------------------------------------------------------------------------*/
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#ifdef POCKET_UNZIP /* WinCE port */
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# include "wince/punzip.h" /* must appear before windows.h */
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#endif
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#ifdef WINDLL
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/* for UnZip, the "basic" part of the win32 api is sufficient */
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# ifndef WIN32_LEAN_AND_MEAN
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# define WIN32_LEAN_AND_MEAN
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# define IZ_HASDEFINED_WIN32LEAN
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# endif
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# include <windows.h>
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# include "windll/structs.h"
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# ifdef IZ_HASDEFINEd_WIN32LEAN
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# undef WIN32_LEAN_AND_MEAN
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# undef IZ_HASDEFINED_WIN32LEAN
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# endif
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#endif
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/*---------------------------------------------------------------------------
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Grab system-dependent definition of EXPENTRY for prototypes below.
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---------------------------------------------------------------------------*/
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#if 0
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#if (defined(OS2) && !defined(FUNZIP))
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# ifdef UNZIP_INTERNAL
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# define INCL_NOPM
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# define INCL_DOSNLS
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# define INCL_DOSPROCESS
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# define INCL_DOSDEVICES
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# define INCL_DOSDEVIOCTL
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# define INCL_DOSERRORS
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# define INCL_DOSMISC
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# ifdef OS2DLL
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# define INCL_REXXSAA
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# include <rexxsaa.h>
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# endif
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# endif /* UNZIP_INTERNAL */
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# include <os2.h>
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# define UZ_EXP EXPENTRY
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#endif /* OS2 && !FUNZIP */
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#endif /* 0 */
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#if (defined(OS2) && !defined(FUNZIP))
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# if (defined(__IBMC__) || defined(__WATCOMC__))
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# define UZ_EXP _System /* compiler keyword */
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# else
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# define UZ_EXP
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# endif
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#endif /* OS2 && !FUNZIP */
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#if (defined(WINDLL) || defined(USE_UNZIP_LIB))
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# ifndef EXPENTRY
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# define UZ_EXP WINAPI
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# else
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# define UZ_EXP EXPENTRY
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# endif
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#endif
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#ifndef UZ_EXP
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# define UZ_EXP
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#endif
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/*---------------------------------------------------------------------------
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Public typedefs.
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---------------------------------------------------------------------------*/
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#ifndef _IZ_TYPES_DEFINED
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#ifdef MODERN
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typedef void zvoid;
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#else /* !MODERN */
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# ifndef AOS_VS /* mostly modern? */
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# ifndef VAXC /* not fully modern, but has knows 'void' */
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# define void int
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# endif /* !VAXC */
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# endif /* !AOS_VS */
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typedef char zvoid;
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#endif /* ?MODERN */
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typedef unsigned char uch; /* code assumes unsigned bytes; these type- */
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typedef unsigned short ush; /* defs replace byte/UWORD/ULONG (which are */
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typedef unsigned long ulg; /* predefined on some systems) & match zip */
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#define _IZ_TYPES_DEFINED
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#endif /* !_IZ_TYPES_DEFINED */
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/* InputFn is not yet used and is likely to change: */
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#ifdef PROTO
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typedef int (UZ_EXP MsgFn) (zvoid *pG, uch *buf, ulg size, int flag);
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typedef int (UZ_EXP InputFn) (zvoid *pG, uch *buf, int *size, int flag);
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typedef void (UZ_EXP PauseFn) (zvoid *pG, ZCONST char *prompt, int flag);
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typedef int (UZ_EXP PasswdFn) (zvoid *pG, int *rcnt, char *pwbuf,
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int size, ZCONST char *zfn,
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ZCONST char *efn);
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typedef int (UZ_EXP StatCBFn) (zvoid *pG, int fnflag, ZCONST char *zfn,
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ZCONST char *efn, ZCONST zvoid *details);
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typedef void (UZ_EXP UsrIniFn) (void);
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#else /* !PROTO */
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typedef int (UZ_EXP MsgFn) ();
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typedef int (UZ_EXP InputFn) ();
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typedef void (UZ_EXP PauseFn) ();
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typedef int (UZ_EXP PasswdFn) ();
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typedef int (UZ_EXP StatCBFn) ();
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typedef void (UZ_EXP UsrIniFn) ();
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#endif /* ?PROTO */
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typedef struct _UzpBuffer { /* rxstr */
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ulg strlength; /* length of string */
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char *strptr; /* pointer to string */
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} UzpBuffer;
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typedef struct _UzpInit {
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ulg structlen; /* length of the struct being passed */
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/* GRR: can we assume that each of these is a 32-bit pointer? if not,
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* does it matter? add "far" keyword to make sure? */
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MsgFn *msgfn;
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InputFn *inputfn;
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PauseFn *pausefn;
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UsrIniFn *userfn; /* user init function to be called after */
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/* globals constructed and initialized */
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/* pointer to program's environment area or something? */
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/* hooks for performance testing? */
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/* hooks for extra unzip -v output? (detect CPU or other hardware?) */
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/* anything else? let me (Greg) know... */
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} UzpInit;
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typedef struct _UzpCB {
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ulg structlen; /* length of the struct being passed */
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/* GRR: can we assume that each of these is a 32-bit pointer? if not,
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* does it matter? add "far" keyword to make sure? */
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MsgFn *msgfn;
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InputFn *inputfn;
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PauseFn *pausefn;
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PasswdFn *passwdfn;
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StatCBFn *statrepfn;
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} UzpCB;
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/* the collection of general UnZip option flags and option arguments */
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typedef struct _UzpOpts {
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#ifndef FUNZIP
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char *exdir; /* pointer to extraction root directory (-d option) */
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char *pwdarg; /* pointer to command-line password (-P option) */
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int zipinfo_mode; /* behave like ZipInfo or like normal UnZip? */
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int aflag; /* -a: do ASCII-EBCDIC and/or end-of-line translation */
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#ifdef VMS
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int bflag; /* -b: force fixed record format for binary files */
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#endif
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#ifdef TANDEM
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int bflag; /* -b: create text files in 'C' format (180)*/
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#endif
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#ifdef UNIXBACKUP
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int B_flag; /* -B: back up existing files by renaming to *~ first */
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#endif
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int cflag; /* -c: output to stdout */
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int C_flag; /* -C: match filenames case-insensitively */
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#ifdef MACOS
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int E_flag; /* -E: [MacOS] show Mac extra field during restoring */
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#endif
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int fflag; /* -f: "freshen" (extract only newer files) */
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#if (defined(RISCOS) || defined(ACORN_FTYPE_NFS))
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int acorn_nfs_ext; /* -F: RISC OS types & NFS filetype extensions */
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#endif
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int hflag; /* -h: header line (zipinfo) */
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#ifdef MACOS
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int i_flag; /* -i: [MacOS] ignore filenames stored in Mac e.f. */
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#endif
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#ifdef RISCOS
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int scanimage; /* -I: scan image files */
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#endif
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int jflag; /* -j: junk pathnames (unzip) */
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#if ((defined(__BEOS__) || defined(__HAIKU__)) || defined(MACOS) || defined(HAS_JUNK_EXTRA_FIELD_OPTION))
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int J_flag; /* -J: ignore BeOS/MacOS extra field info (unzip) */
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#endif
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int lflag; /* -12slmv: listing format (zipinfo) */
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int L_flag; /* -L: convert filenames from some OSes to lowercase */
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int overwrite_none; /* -n: never overwrite files (no prompting) */
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#ifdef AMIGA
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int N_flag; /* -N: restore comments as AmigaDOS filenotes */
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#endif
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int overwrite_all; /* -o: OK to overwrite files without prompting */
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#endif /* !FUNZIP */
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int qflag; /* -q: produce a lot less output */
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#ifndef FUNZIP
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#if (defined(MSDOS) || defined(FLEXOS) || defined(OS2) || defined(WIN32))
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int sflag; /* -s: convert spaces in filenames to underscores */
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#endif
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#if (defined(NLM))
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int sflag; /* -s: convert spaces in filenames to underscores */
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#endif
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#if (defined(MSDOS) || defined(__human68k__) || defined(OS2) || defined(WIN32))
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int volflag; /* -$: extract volume labels */
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#endif
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int tflag; /* -t: test (unzip) or totals line (zipinfo) */
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int T_flag; /* -T: timestamps (unzip) or dec. time fmt (zipinfo) */
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int uflag; /* -u: "update" (extract only newer/brand-new files) */
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int vflag; /* -v: (verbosely) list directory */
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int V_flag; /* -V: don't strip VMS version numbers */
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#if ((defined(__BEOS__) || defined(__HAIKU__)) || defined(TANDEM) || defined(THEOS) || defined(UNIX))
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int X_flag; /* -X: restore owner/protection or UID/GID or ACLs */
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#endif
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#if (defined(OS2) || defined(VMS) || defined(WIN32))
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int X_flag; /* -X: restore owner/protection or UID/GID or ACLs */
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#endif
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int zflag; /* -z: display the zipfile comment (only, for unzip) */
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#if (!defined(RISCOS) && !defined(CMS_MVS) && !defined(TANDEM))
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int ddotflag; /* -:: don't skip over "../" path elements */
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#endif
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#endif /* !FUNZIP */
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} UzpOpts;
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/* intended to be a private struct: */
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typedef struct _ver {
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uch major; /* e.g., integer 5 */
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uch minor; /* e.g., 2 */
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uch patchlevel; /* e.g., 0 */
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uch not_used;
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} _version_type;
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typedef struct _UzpVer {
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ulg structlen; /* length of the struct being passed */
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ulg flag; /* bit 0: is_beta bit 1: uses_zlib */
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char *betalevel; /* e.g., "g BETA" or "" */
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char *date; /* e.g., "4 Sep 95" (beta) or "4 September 1995" */
|
|
char *zlib_version; /* e.g., "0.95" or NULL */
|
|
_version_type unzip;
|
|
_version_type zipinfo;
|
|
_version_type os2dll;
|
|
_version_type windll;
|
|
} UzpVer;
|
|
|
|
/* for Visual BASIC access to Windows DLLs: */
|
|
typedef struct _UzpVer2 {
|
|
ulg structlen; /* length of the struct being passed */
|
|
ulg flag; /* bit 0: is_beta bit 1: uses_zlib */
|
|
char betalevel[10]; /* e.g., "g BETA" or "" */
|
|
char date[20]; /* e.g., "4 Sep 95" (beta) or "4 September 1995" */
|
|
char zlib_version[10]; /* e.g., "0.95" or NULL */
|
|
_version_type unzip;
|
|
_version_type zipinfo;
|
|
_version_type os2dll;
|
|
_version_type windll;
|
|
} UzpVer2;
|
|
|
|
typedef struct central_directory_file_header { /* CENTRAL */
|
|
uch version_made_by[2];
|
|
uch version_needed_to_extract[2];
|
|
ush general_purpose_bit_flag;
|
|
ush compression_method;
|
|
ulg last_mod_dos_datetime;
|
|
ulg crc32;
|
|
ulg csize;
|
|
ulg ucsize;
|
|
ush filename_length;
|
|
ush extra_field_length;
|
|
ush file_comment_length;
|
|
ush disk_number_start;
|
|
ush internal_file_attributes;
|
|
ulg external_file_attributes;
|
|
ulg relative_offset_local_header;
|
|
} cdir_file_hdr;
|
|
|
|
|
|
#define UZPINIT_LEN sizeof(UzpInit)
|
|
#define UZPVER_LEN sizeof(UzpVer)
|
|
#define cbList(func) int (* UZ_EXP func)(char *filename, cdir_file_hdr *crec)
|
|
|
|
|
|
/*---------------------------------------------------------------------------
|
|
Return (and exit) values of the public UnZip API functions.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
/* external return codes */
|
|
#define PK_OK 0 /* no error */
|
|
#define PK_COOL 0 /* no error */
|
|
#define PK_WARN 1 /* warning error */
|
|
#define PK_ERR 2 /* error in zipfile */
|
|
#define PK_BADERR 3 /* severe error in zipfile */
|
|
#define PK_MEM 4 /* insufficient memory (during initialization) */
|
|
#define PK_MEM2 5 /* insufficient memory (password failure) */
|
|
#define PK_MEM3 6 /* insufficient memory (file decompression) */
|
|
#define PK_MEM4 7 /* insufficient memory (memory decompression) */
|
|
#define PK_MEM5 8 /* insufficient memory (not yet used) */
|
|
#define PK_NOZIP 9 /* zipfile not found */
|
|
#define PK_PARAM 10 /* bad or illegal parameters specified */
|
|
#define PK_FIND 11 /* no files found */
|
|
#define PK_DISK 50 /* disk full */
|
|
#define PK_EOF 51 /* unexpected EOF */
|
|
|
|
#define IZ_CTRLC 80 /* user hit ^C to terminate */
|
|
#define IZ_UNSUP 81 /* no files found: all unsup. compr/encrypt. */
|
|
#define IZ_BADPWD 82 /* no files found: all had bad password */
|
|
|
|
/* return codes of password fetches (negative = user abort; positive = error) */
|
|
#define IZ_PW_ENTERED 0 /* got some password string; use/try it */
|
|
#define IZ_PW_CANCEL -1 /* no password available (for this entry) */
|
|
#define IZ_PW_CANCELALL -2 /* no password, skip any further pwd. request */
|
|
#define IZ_PW_ERROR 5 /* = PK_MEM2 : failure (no mem, no tty, ...) */
|
|
|
|
/* flag values for status callback function */
|
|
#define UZ_ST_START_EXTRACT 1 /* no details */
|
|
#define UZ_ST_IN_PROGRESS 2 /* no details */
|
|
#define UZ_ST_FINISH_MEMBER 3 /* 'details': extracted size */
|
|
|
|
/* return values of status callback function */
|
|
#define UZ_ST_CONTINUE 0
|
|
#define UZ_ST_BREAK 1
|
|
|
|
|
|
/*---------------------------------------------------------------------------
|
|
Prototypes for public UnZip API (DLL) functions.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
#define UzpMatch match
|
|
|
|
int UZ_EXP UzpMain OF((int argc, char **argv));
|
|
int UZ_EXP UzpAltMain OF((int argc, char **argv, UzpInit *init));
|
|
UzpVer * UZ_EXP UzpVersion OF((void));
|
|
void UZ_EXP UzpFreeMemBuffer OF((UzpBuffer *retstr));
|
|
#ifndef WINDLL
|
|
int UZ_EXP UzpUnzipToMemory OF((char *zip, char *file, UzpOpts *optflgs,
|
|
UzpCB *UsrFunc, UzpBuffer *retstr));
|
|
int UZ_EXP UzpGrep OF((char *archive, char *file,
|
|
char *pattern, int cmd, int SkipBin,
|
|
UzpCB *UsrFunc));
|
|
#endif
|
|
#ifdef OS2
|
|
int UZ_EXP UzpFileTree OF((char *name, cbList(callBack),
|
|
char *cpInclude[], char *cpExclude[]));
|
|
#endif
|
|
|
|
void UZ_EXP UzpVersion2 OF((UzpVer2 *version));
|
|
int UZ_EXP UzpValidate OF((char *archive, int AllCodes));
|
|
|
|
|
|
/* default I/O functions (can be swapped out via UzpAltMain() entry point): */
|
|
|
|
int UZ_EXP UzpMessagePrnt OF((zvoid *pG, uch *buf, ulg size, int flag));
|
|
int UZ_EXP UzpMessageNull OF((zvoid *pG, uch *buf, ulg size, int flag));
|
|
int UZ_EXP UzpInput OF((zvoid *pG, uch *buf, int *size, int flag));
|
|
void UZ_EXP UzpMorePause OF((zvoid *pG, ZCONST char *prompt, int flag));
|
|
int UZ_EXP UzpPassword OF((zvoid *pG, int *rcnt, char *pwbuf,
|
|
int size, ZCONST char *zfn,
|
|
ZCONST char *efn));
|
|
|
|
|
|
/*---------------------------------------------------------------------------
|
|
Remaining private stuff for UnZip compilation.
|
|
---------------------------------------------------------------------------*/
|
|
|
|
#ifdef UNZIP_INTERNAL
|
|
# include "unzpriv.h"
|
|
#endif
|
|
|
|
|
|
#endif /* !__unzip_h */
|