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/*---------------------------------------------------------------------------
unzip.h (new)
This header file contains the public macros and typedefs required by
both the UnZip sources and by any application using the UnZip API. If
UNZIP_INTERNAL is defined, it includes unzpriv.h (containing includes,
prototypes and extern variables used by the actual UnZip sources).
---------------------------------------------------------------------------*/
#ifndef __unzip_h /* prevent multiple inclusions */
#define __unzip_h
/*---------------------------------------------------------------------------
Predefined, machine-specific macros.
---------------------------------------------------------------------------*/
#ifdef __GO32__ /* MS-DOS extender: NOT Unix */
# ifdef unix
# undef unix
# endif
# ifdef __unix
# undef __unix
# endif
# ifdef __unix__
# undef __unix__
# endif
#endif
#if ((defined(__convex__) || defined(__convexc__)) && !defined(CONVEX))
# define CONVEX
#endif
#if (defined(unix) || defined(__unix) || defined(__unix__))
# ifndef UNIX
# define UNIX
# endif
#endif /* unix || __unix || __unix__ */
#if (defined(M_XENIX) || defined(COHERENT) || defined(__hpux))
# ifndef UNIX
# define UNIX
# endif
#endif /* M_XENIX || COHERENT || __hpux */
#if (defined(CONVEX) || defined(MINIX) || defined(_AIX) || defined(__QNX__))
# ifndef UNIX
# define UNIX
# endif
#endif /* CONVEX || MINIX || _AIX || __QNX__ */
#if (defined(VM_CMS) || defined(MVS))
# define CMS_MVS
#endif
#if (defined(__OS2__) && !defined(OS2))
# define OS2
#endif
#if (defined(__TANDEM) && !defined(TANDEM))
# define TANDEM
#endif
#if (defined(__VMS) && !defined(VMS))
# define VMS
#endif
#if ((defined(__WIN32__) || defined(_WIN32)) && !defined(WIN32))
# define WIN32
#endif
#if ((defined(__WINNT__) || defined(__WINNT)) && !defined(WIN32))
# define WIN32
#endif
#ifdef __COMPILER_KCC__
# include <c-env.h>
# ifdef SYS_T20
# define TOPS20
# endif
#endif /* __COMPILER_KCC__ */
/* Borland C does not define __TURBOC__ if compiling for a 32-bit platform */
#ifdef __BORLANDC__
# ifndef __TURBOC__
# define __TURBOC__
# endif
# if (!defined(__MSDOS__) && !defined(OS2) && !defined(WIN32))
# define __MSDOS__
# endif
#endif
/* define MSDOS for Turbo C (unless OS/2) and Power C as well as Microsoft C */
#ifdef __POWERC
# define __TURBOC__
# define MSDOS
#endif /* __POWERC */
#if (defined(__MSDOS__) && !defined(MSDOS)) /* just to make sure */
# define MSDOS
#endif
/* RSXNTDJ (at least up to v1.3) compiles for WIN32 (RSXNT) using a derivate
of the EMX environment, but defines MSDOS and __GO32__. ARG !!! */
#if (defined(MSDOS) && defined(WIN32))
# undef MSDOS /* WIN32 is >>>not<<< MSDOS */
#endif
#if (defined(__GO32__) && defined(__EMX__) && defined(__RSXNT__))
# undef __GO32__
#endif
#if (defined(linux) && !defined(LINUX))
# define LINUX
#endif
#ifdef __riscos
# define RISCOS
#endif
#if (defined(THINK_C) || defined(MPW))
# define MACOS
#endif
#if (defined(__MWERKS__) && defined(macintosh))
# define MACOS
#endif
/* use prototypes and ANSI libraries if __STDC__, or Microsoft or Borland C, or
* Silicon Graphics, or Convex?, or IBM C Set/2, or GNU gcc/emx, or Watcom C,
* or Macintosh, or Windows NT, or Sequent, or Atari or IBM RS/6000.
*/
#if (defined(__STDC__) || defined(MSDOS) || defined(WIN32) || defined(__EMX__))
# ifndef PROTO
# define PROTO
# endif
# ifndef MODERN
# define MODERN
# endif
#endif
#if (defined(__IBMC__) || defined(__BORLANDC__) || defined(__WATCOMC__))
# ifndef PROTO
# define PROTO
# endif
# ifndef MODERN
# define MODERN
# endif
#endif
#if (defined(MACOS) || defined(ATARI_ST) || defined(RISCOS))
# ifndef PROTO
# define PROTO
# endif
# ifndef MODERN
# define MODERN
# endif
#endif
/* Sequent running Dynix/ptx: non-modern compiler */
#if (defined(_AIX) || defined(sgi) || (defined(_SEQUENT_) && !defined(PTX)))
# ifndef PROTO
# define PROTO
# endif
# ifndef MODERN
# define MODERN
# endif
#endif
#if (defined(CMS_MVS) || defined(__BEOS__)) /* || defined(CONVEX) */
# ifndef PROTO
# define PROTO
# endif
# ifndef MODERN
# define MODERN
# endif
#endif
/* turn off prototypes if requested */
#if (defined(NOPROTO) && defined(PROTO))
# undef PROTO
#endif
/* used to remove arguments in function prototypes for non-ANSI C */
#ifdef PROTO
# define OF(a) a
#else
# define OF(a) ()
#endif
/* enable the "const" keyword only if MODERN and if not otherwise instructed */
#ifdef MODERN
# if (!defined(ZCONST) && (defined(USE_CONST) || !defined(NO_CONST)))
# define ZCONST const
# endif
#endif
#ifndef ZCONST
# define ZCONST
#endif
/*---------------------------------------------------------------------------
Grab system-specific public include headers.
---------------------------------------------------------------------------*/
#ifdef POCKET_UNZIP /* WinCE port */
# include "wince/punzip.h" /* must appear before windows.h */
#endif
#ifdef WINDLL
# include <windows.h>
# include "windll/structs.h"
#endif
/*---------------------------------------------------------------------------
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.
---------------------------------------------------------------------------*/
#ifndef _IZ_TYPES_DEFINED
#ifdef MODERN
typedef void zvoid;
#else /* !MODERN */
# ifndef AOS_VS /* mostly modern? */
# ifndef VAXC /* not fully modern, but has knows 'void' */
# define void int
# endif /* !VAXC */
# endif /* !AOS_VS */
typedef char zvoid;
#endif /* ?MODERN */
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 */
#define _IZ_TYPES_DEFINED
#endif /* !_IZ_TYPES_DEFINED */
/* 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);
typedef int (UZ_EXP StatCBFn) (zvoid *pG, int fnflag, ZCONST char *zfn,
ZCONST char *efn, ZCONST zvoid *details);
typedef void (UZ_EXP UsrIniFn) (void);
#else /* !PROTO */
typedef int (UZ_EXP MsgFn) ();
typedef int (UZ_EXP InputFn) ();
typedef void (UZ_EXP PauseFn) ();
typedef int (UZ_EXP PasswdFn) ();
typedef int (UZ_EXP StatCBFn) ();
typedef void (UZ_EXP UsrIniFn) ();
#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;
UsrIniFn *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;
typedef struct _UzpCB {
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;
PasswdFn *passwdfn;
StatCBFn *statrepfn;
} UzpCB;
/* the collection of general UnZip option flags and option arguments */
typedef struct _UzpOpts {
#ifndef FUNZIP
char *exdir; /* pointer to extraction root directory (-d option) */
char *pwdarg; /* pointer to command-line password (-P option) */
int zipinfo_mode; /* behave like ZipInfo or like normal UnZip? */
int aflag; /* -a: do ASCII-EBCDIC and/or end-of-line translation */
#ifdef VMS
int bflag; /* -b: force fixed record format for binary files */
#endif
#ifdef UNIXBACKUP
int B_flag; /* -B: back up existing files by renaming to *~ first */
#endif
int cflag; /* -c: output to stdout */
int C_flag; /* -C: match filenames case-insensitively */
#ifdef MACOS
int E_flag; /* -E: [MacOS] show Mac extra field during restoring */
#endif
int fflag; /* -f: "freshen" (extract only newer files) */
#if (defined(RISCOS) || defined(ACORN_FTYPE_NFS))
int acorn_nfs_ext; /* -F: RISC OS types & NFS filetype extensions */
#endif
int hflag; /* -h: header line (zipinfo) */
#ifdef MACOS
int i_flag; /* -i: [MacOS] ignore filenames stored in Mac e.f. */
#endif
#ifdef RISCOS
int scanimage; /* -I: scan image files */
#endif
int jflag; /* -j: junk pathnames (unzip) */
#if (defined(__BEOS__) || defined(MACOS))
int J_flag; /* -J: ignore BeOS/MacOS extra field info (unzip) */
#endif
int lflag; /* -12slmv: listing format (zipinfo) */
int L_flag; /* -L: convert filenames from some OSes to lowercase */
int overwrite_none; /* -n: never overwrite files (no prompting) */
#ifdef AMIGA
int N_flag; /* -N: restore comments as AmigaDOS filenotes */
#endif
int overwrite_all; /* -o: OK to overwrite files without prompting */
#endif /* !FUNZIP */
int qflag; /* -q: produce a lot less output */
#ifndef FUNZIP
#if (defined(MSDOS) || defined(FLEXOS) || defined(OS2) || defined(WIN32))
int sflag; /* -s: convert spaces in filenames to underscores */
#endif
#if (defined(MSDOS) || defined(OS2) || defined(WIN32))
int volflag; /* -$: extract volume labels */
#endif
int tflag; /* -t: test (unzip) or totals line (zipinfo) */
int T_flag; /* -T: timestamps (unzip) or dec. time fmt (zipinfo) */
int uflag; /* -u: "update" (extract only newer/brand-new files) */
int vflag; /* -v: (verbosely) list directory */
int V_flag; /* -V: don't strip VMS version numbers */
#if (defined(TANDEM) || defined(UNIX) || defined(VMS) || defined(__BEOS__))
int X_flag; /* -X: restore owner/protection or UID/GID or ACLs */
#endif
#if (defined(OS2) || defined(WIN32))
int X_flag; /* -X: restore owner/protection or UID/GID or ACLs */
#endif
int zflag; /* -z: display the zipfile comment (only, for unzip) */
#endif /* !FUNZIP */
} UzpOpts;
/* 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;
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_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, ...) */
/* flag values for status callback function */
#define UZ_ST_START_EXTRACT 1
#define UZ_ST_IN_PROGRESS 2
#define UZ_ST_FINISH_MEMBER 3
/* 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));
#endif
#ifndef WINDLL
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 */
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