569 lines
17 KiB
C
569 lines
17 KiB
C
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/*---------------------------------------------------------------------------
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unzip.h (new)
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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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#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 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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# include <windows.h>
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#endif
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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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#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__))
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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__ */
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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(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))
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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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#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))
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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(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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#if defined(__BEOS__) && defined(__GNUC__) /* brain damage for our GCC port */
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# define __USE_FIXED_PROTOTYPES__
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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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/* bad or (occasionally?) missing stddef.h: */
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#if (defined(M_XENIX) || defined(DNIX))
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# define NO_STDDEF_H
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#endif
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#if (defined(M_XENIX) && !defined(M_UNIX)) /* SCO Xenix only, not SCO Unix */
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# define SCO_XENIX
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# define NO_LIMITS_H /* no limits.h, but MODERN defined */
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# define NO_UID_GID /* no uid_t/gid_t */
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# define size_t int
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#endif
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#ifdef realix /* Modcomp Real/IX, real-time SysV.3 variant */
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# define SYSV
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# define NO_UID_GID /* no uid_t/gid_t */
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#endif
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#if (defined(_AIX) && !defined(_ALL_SOURCE))
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# define _ALL_SOURCE
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#endif
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#if defined(apollo) /* defines __STDC__ */
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# define NO_STDLIB_H
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#endif
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#ifdef DNIX
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# define SYSV
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# define SHORT_NAMES /* 14-char limitation on path components */
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/* # define FILENAME_MAX 14 */
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# define FILENAME_MAX NAME_MAX /* GRR: experiment */
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#endif
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#if (defined(SYSTEM_FIVE) || defined(__SYSTEM_FIVE))
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# ifndef SYSV
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# define SYSV
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# endif
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#endif /* SYSTEM_FIVE || __SYSTEM_FIVE */
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#if (defined(M_SYSV) || defined(M_SYS5))
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# ifndef SYSV
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# define SYSV
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# endif
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#endif /* M_SYSV || M_SYS5 */
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/* __SVR4 and __svr4__ catch Solaris on at least some combos of compiler+OS */
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#if (defined(__SVR4) || defined(__svr4__) || defined(sgi) || defined(__hpux))
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# ifndef SYSV
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# define SYSV
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# endif
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#endif /* __SVR4 || __svr4__ || sgi || __hpux */
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#if (defined(LINUX) || defined(__QNX__))
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# ifndef SYSV
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# define SYSV
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# endif
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#endif /* LINUX || __QNX__ */
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#if (defined(ultrix) || defined(__ultrix) || defined(bsd4_2))
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# if (!defined(BSD) && !defined(SYSV))
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# define BSD
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# endif
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#endif /* ultrix || __ultrix || bsd4_2 */
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#if (defined(sun) || defined(pyr) || defined(CONVEX))
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# if (!defined(BSD) && !defined(SYSV))
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# define BSD
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# endif
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#endif /* sun || pyr || CONVEX */
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#ifdef pyr /* Pyramid: has BSD and AT&T "universes" */
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# ifdef BSD
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# define pyr_bsd
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# define USE_STRINGS_H /* instead of more common string.h */
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# define ZMEM /* ZMEM now uses bcopy/bzero: not in AT&T universe */
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# endif /* (AT&T memcpy claimed to be very slow, though) */
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# define DECLARE_ERRNO
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#endif /* pyr */
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/* stat() bug for Borland, VAX C (also GNU?), and Atari ST MiNT on TOS
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* filesystems: returns 0 for wildcards! (returns 0xffffffff on Minix
|
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* filesystem or `U:' drive under Atari MiNT.) Watcom C was previously
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* included on this list; it would be good to know what version the problem
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* was fixed at, if it did exist. Watcom 10.6 has a separate stat() problem:
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* it fails on "." when the current directory is a root. This is covered by
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* giving it a separate definition of SSTAT in OS-specific header files. */
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#if (defined(__TURBOC__) || defined(VMS) || defined(__MINT__))
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# define WILD_STAT_BUG
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#endif
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#ifdef WILD_STAT_BUG
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# define SSTAT(path,pbuf) (iswild(path) || stat(path,pbuf))
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#else
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# define SSTAT stat
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#endif
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#ifdef REGULUS /* returns the inode number on success(!)...argh argh argh */
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# define stat(p,s) zstat(p,s)
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#endif
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#define STRNICMP zstrnicmp
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#define UzpMatch match
|
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/*---------------------------------------------------------------------------
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OS-dependent includes
|
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---------------------------------------------------------------------------*/
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#ifdef EFT
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# define LONGINT off_t /* Amdahl UTS nonsense ("extended file types") */
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|
|
#else
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# define LONGINT long
|
||
|
|
#endif
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|
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#ifdef MODERN
|
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|
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# ifndef NO_STDDEF_H
|
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|
|
# include <stddef.h>
|
||
|
|
# endif
|
||
|
|
# ifndef NO_STDLIB_H
|
||
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|
# include <stdlib.h> /* standard library prototypes, malloc(), etc. */
|
||
|
|
# endif
|
||
|
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typedef size_t extent;
|
||
|
|
typedef void zvoid;
|
||
|
|
#else /* !MODERN */
|
||
|
|
# ifndef AOS_VS /* mostly modern? */
|
||
|
|
# ifndef CMS_MVS
|
||
|
|
LONGINT lseek();
|
||
|
|
# endif
|
||
|
|
# ifdef VAXC /* not fully modern, but does have stdlib.h and void */
|
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|
|
# include <stdlib.h>
|
||
|
|
# else
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||
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|
char *malloc();
|
||
|
|
# define void int
|
||
|
|
# endif /* ?VAXC */
|
||
|
|
# endif /* !AOS_VS */
|
||
|
|
typedef unsigned int extent;
|
||
|
|
typedef char zvoid;
|
||
|
|
#endif /* ?MODERN */
|
||
|
|
|
||
|
|
|
||
|
|
/*---------------------------------------------------------------------------
|
||
|
|
Grab system-dependent definition of EXPENTRY for prototypes below.
|
||
|
|
---------------------------------------------------------------------------*/
|
||
|
|
|
||
|
|
#if 0
|
||
|
|
#if (defined(OS2) && !defined(FUNZIP))
|
||
|
|
# ifdef UNZIP_INTERNAL
|
||
|
|
# define INCL_NOPM
|
||
|
|
# define INCL_DOSNLS
|
||
|
|
# define INCL_DOSPROCESS
|
||
|
|
# define INCL_DOSDEVICES
|
||
|
|
# define INCL_DOSDEVIOCTL
|
||
|
|
# define INCL_DOSERRORS
|
||
|
|
# define INCL_DOSMISC
|
||
|
|
# ifdef OS2DLL
|
||
|
|
# define INCL_REXXSAA
|
||
|
|
# include <rexxsaa.h>
|
||
|
|
# endif
|
||
|
|
# endif /* UNZIP_INTERNAL */
|
||
|
|
# include <os2.h>
|
||
|
|
# define UZ_EXP EXPENTRY
|
||
|
|
#endif /* OS2 && !FUNZIP */
|
||
|
|
#endif /* 0 */
|
||
|
|
|
||
|
|
#if (defined(OS2) && !defined(FUNZIP))
|
||
|
|
# if defined(__IBMC__) || defined(__WATCOMC__)
|
||
|
|
# define UZ_EXP _System /* compiler keyword */
|
||
|
|
# else
|
||
|
|
# define UZ_EXP
|
||
|
|
# endif
|
||
|
|
#endif /* OS2 && !FUNZIP */
|
||
|
|
|
||
|
|
#if (defined(WINDLL) || defined(USE_UNZIP_LIB))
|
||
|
|
# ifndef EXPENTRY
|
||
|
|
# define UZ_EXP WINAPI
|
||
|
|
# else
|
||
|
|
# define UZ_EXP EXPENTRY
|
||
|
|
# endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef UZ_EXP
|
||
|
|
# define UZ_EXP
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
/*---------------------------------------------------------------------------
|
||
|
|
Public typedefs.
|
||
|
|
---------------------------------------------------------------------------*/
|
||
|
|
|
||
|
|
typedef unsigned char uch; /* code assumes unsigned bytes; these type- */
|
||
|
|
typedef unsigned short ush; /* defs replace byte/UWORD/ULONG (which are */
|
||
|
|
typedef unsigned long ulg; /* predefined on some systems) & match zip */
|
||
|
|
|
||
|
|
/* InputFn is not yet used and is likely to change: */
|
||
|
|
#ifdef PROTO
|
||
|
|
typedef int (UZ_EXP MsgFn) (zvoid *pG, uch *buf, ulg size, int flag);
|
||
|
|
typedef int (UZ_EXP InputFn) (zvoid *pG, uch *buf, int *size, int flag);
|
||
|
|
typedef void (UZ_EXP PauseFn) (zvoid *pG, ZCONST char *prompt, int flag);
|
||
|
|
typedef int (UZ_EXP PasswdFn) (zvoid *pG, int *rcnt, char *pwbuf,
|
||
|
|
int size, ZCONST char *zfn,
|
||
|
|
ZCONST char *efn);
|
||
|
|
#ifdef WINDLL
|
||
|
|
typedef int (WINAPI ReplaceFn) (char *);
|
||
|
|
typedef void (WINAPI SoundFn) (void);
|
||
|
|
#endif
|
||
|
|
#else /* !PROTO */
|
||
|
|
typedef int (UZ_EXP MsgFn) ();
|
||
|
|
typedef int (UZ_EXP InputFn) ();
|
||
|
|
typedef void (UZ_EXP PauseFn) ();
|
||
|
|
typedef int (UZ_EXP PasswdFn) ();
|
||
|
|
#ifdef WINDLL
|
||
|
|
typedef int (WINAPI ReplaceFn) ();
|
||
|
|
typedef void (WINAPI SoundFn) ();
|
||
|
|
#endif
|
||
|
|
#endif /* ?PROTO */
|
||
|
|
|
||
|
|
typedef struct _UzpBuffer { /* rxstr */
|
||
|
|
ulg strlength; /* length of string */
|
||
|
|
char *strptr; /* pointer to string */
|
||
|
|
} UzpBuffer;
|
||
|
|
|
||
|
|
typedef struct _UzpInit {
|
||
|
|
ulg structlen; /* length of the struct being passed */
|
||
|
|
|
||
|
|
/* GRR: can we assume that each of these is a 32-bit pointer? if not,
|
||
|
|
* does it matter? add "far" keyword to make sure? */
|
||
|
|
MsgFn *msgfn;
|
||
|
|
InputFn *inputfn;
|
||
|
|
PauseFn *pausefn;
|
||
|
|
|
||
|
|
void (* UZ_EXP userfn)(); /* user init function to be called after */
|
||
|
|
/* globals constructed and initialized */
|
||
|
|
|
||
|
|
/* pointer to program's environment area or something? */
|
||
|
|
/* hooks for performance testing? */
|
||
|
|
/* hooks for extra unzip -v output? (detect CPU or other hardware?) */
|
||
|
|
/* anything else? let me (Greg) know... */
|
||
|
|
} UzpInit;
|
||
|
|
|
||
|
|
/* intended to be a private struct: */
|
||
|
|
typedef struct _ver {
|
||
|
|
uch major; /* e.g., integer 5 */
|
||
|
|
uch minor; /* e.g., 2 */
|
||
|
|
uch patchlevel; /* e.g., 0 */
|
||
|
|
uch not_used;
|
||
|
|
} _version_type;
|
||
|
|
|
||
|
|
typedef struct _UzpVer {
|
||
|
|
ulg structlen; /* length of the struct being passed */
|
||
|
|
ulg flag; /* bit 0: is_beta bit 1: uses_zlib */
|
||
|
|
char *betalevel; /* e.g., "g BETA" or "" */
|
||
|
|
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;
|
||
|
|
ush last_mod_file_time;
|
||
|
|
ush last_mod_file_date;
|
||
|
|
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_GNARLY 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 */
|
||
|
|
|
||
|
|
/* internal and DLL-only return codes */
|
||
|
|
#define IZ_DIR 76 /* potential zipfile is a directory */
|
||
|
|
#define IZ_CREATED_DIR 77 /* directory created: set time and permissions */
|
||
|
|
#define IZ_VOL_LABEL 78 /* volume label, but can't set on hard disk */
|
||
|
|
#define IZ_EF_TRUNC 79 /* local extra field truncated (PKZIP'd) */
|
||
|
|
|
||
|
|
/* 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, ...) */
|
||
|
|
|
||
|
|
|
||
|
|
/*---------------------------------------------------------------------------
|
||
|
|
Prototypes for public UnZip API (DLL) functions.
|
||
|
|
---------------------------------------------------------------------------*/
|
||
|
|
|
||
|
|
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));
|
||
|
|
int UZ_EXP UzpUnzipToMemory OF((char *zip, char *file,
|
||
|
|
UzpBuffer *retstr));
|
||
|
|
int UZ_EXP UzpFileTree OF((char *name, cbList(callBack),
|
||
|
|
char *cpInclude[], char *cpExclude[]));
|
||
|
|
|
||
|
|
#ifdef WINDLL
|
||
|
|
void UZ_EXP UzpNoPrinting OF((int)); /* turns all messages on/off */
|
||
|
|
#endif
|
||
|
|
void UZ_EXP UzpVersion2 OF((UzpVer2 *version));
|
||
|
|
int UZ_EXP UzpGrep OF((char *archive, char *file,
|
||
|
|
char *pattern, int cmd, int SkipBin));
|
||
|
|
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 */
|