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Update install docs
[carla.git] / data / windows / unzipfx-carla-control / unzpriv.h
blob0e5acdab032b7fca1688d69ccccbce1f45f832c5
1 /*
2 Copyright (c) 1990-2009 Info-ZIP. All rights reserved.
3
4 See the accompanying file LICENSE, version 2009-Jan-02 or later
5 (the contents of which are also included in unzip.h) for terms of use.
6 If, for some reason, all these files are missing, the Info-ZIP license
7 also may be found at: ftp://ftp.info-zip.org/pub/infozip/license.html
8 */
9 /*---------------------------------------------------------------------------
10
11 unzpriv.h
12
13 This header file contains private (internal) macros, typedefs, prototypes
14 and global-variable declarations used by all of the UnZip source files.
15 In a prior life it was part of the main unzip.h header, but now it is only
16 included by that header if UNZIP_INTERNAL is defined.
17
18 ---------------------------------------------------------------------------*/
19
20
21
22 #ifndef __unzpriv_h /* prevent multiple inclusions */
23 #define __unzpriv_h
24
25 /* First thing: Signal all following code that we compile UnZip utilities! */
26 #ifndef UNZIP
27 # define UNZIP
28 #endif
29
30 /* GRR 960204: MORE defined here in preparation for removal altogether */
31 #ifndef MORE
32 # ifndef RISCOS
33 # define MORE
34 # endif
35 #endif
36
37 /* fUnZip should never need to be reentrant */
38 #ifdef FUNZIP
39 # ifdef REENTRANT
40 # undef REENTRANT
41 # endif
42 # ifdef DLL
43 # undef DLL
44 # endif
45 # ifdef SFX /* fUnZip is NOT the sfx stub! */
46 # undef SFX
47 # endif
48 # ifdef USE_BZIP2 /* fUnZip does not support bzip2 decompression */
49 # undef USE_BZIP2
50 # endif
51 #endif
52
53 #if (defined(USE_ZLIB) && !defined(HAVE_ZL_INFLAT64) && !defined(NO_DEFLATE64))
54 /* zlib does not (yet?) provide Deflate64(tm) support */
55 # define NO_DEFLATE64
56 #endif
57
58 #ifdef NO_DEFLATE64
59 /* disable support for Deflate64(tm) */
60 # ifdef USE_DEFLATE64
61 # undef USE_DEFLATE64
62 # endif
63 #else
64 /* enable Deflate64(tm) support unless compiling for SFX stub */
65 # if (!defined(USE_DEFLATE64) && !defined(SFX))
66 # define USE_DEFLATE64
67 # endif
68 #endif
69
70 /* disable bzip2 support for SFX stub, unless explicitly requested */
71 #if (defined(SFX) && !defined(BZIP2_SFX) && defined(USE_BZIP2))
72 # undef USE_BZIP2
73 #endif
74
75 #if (defined(NO_VMS_TEXT_CONV) || defined(VMS))
76 # ifdef VMS_TEXT_CONV
77 # undef VMS_TEXT_CONV
78 # endif
79 #else
80 # if (!defined(VMS_TEXT_CONV) && !defined(SFX))
81 # define VMS_TEXT_CONV
82 # endif
83 #endif
84
85 /* Enable -B option per default on specific systems, to allow backing up
86 * files that would be overwritten.
87 * (This list of systems must be kept in sync with the list of systems
88 * that add the B_flag to the UzpOpts structure, see unzip.h.)
89 */
90 #if (!defined(NO_UNIXBACKUP) && !defined(UNIXBACKUP))
91 # if defined(UNIX) || defined(OS2) || defined(WIN32)
92 # define UNIXBACKUP
93 # endif
94 #endif
95
96 #if (defined(DLL) && !defined(REENTRANT))
97 # define REENTRANT
98 #endif
99
100 #if (!defined(DYNAMIC_CRC_TABLE) && !defined(FUNZIP))
101 # define DYNAMIC_CRC_TABLE
102 #endif
103
104 #if (defined(DYNAMIC_CRC_TABLE) && !defined(REENTRANT))
105 # ifndef DYNALLOC_CRCTAB
106 # define DYNALLOC_CRCTAB
107 # endif
108 #endif
109
110 /*---------------------------------------------------------------------------
111 OS-dependent configuration for UnZip internals
112 ---------------------------------------------------------------------------*/
113
114 /* Some compiler distributions for Win32/i386 systems try to emulate
115 * a Unix (POSIX-compatible) environment.
116 */
117 #if (defined(WIN32) && defined(UNIX))
118 /* UnZip does not support merging both ports in a single executable. */
119 # if (defined(FORCE_WIN32_OVER_UNIX) && defined(FORCE_UNIX_OVER_WIN32))
120 /* conflicting choice requests -> we prefer the Win32 environment */
121 # undef FORCE_UNIX_OVER_WIN32
122 # endif
123 # ifdef FORCE_WIN32_OVER_UNIX
124 /* native Win32 support was explicitly requested... */
125 # undef UNIX
126 # else
127 /* use the POSIX (Unix) emulation features by default... */
128 # undef WIN32
129 # endif
130 #endif
131
132 /* bad or (occasionally?) missing stddef.h: */
133 #if (defined(M_XENIX) || defined(DNIX))
134 # define NO_STDDEF_H
135 #endif
136
137 #if (defined(M_XENIX) && !defined(M_UNIX)) /* SCO Xenix only, not SCO Unix */
138 # define SCO_XENIX
139 # define NO_LIMITS_H /* no limits.h, but MODERN defined */
140 # define NO_UID_GID /* no uid_t/gid_t */
141 # define size_t int
142 #endif
143
144 #ifdef realix /* Modcomp Real/IX, real-time SysV.3 variant */
145 # define SYSV
146 # define NO_UID_GID /* no uid_t/gid_t */
147 #endif
148
149 #if (defined(_AIX) && !defined(_ALL_SOURCE))
150 # define _ALL_SOURCE
151 #endif
152
153 #if defined(apollo) /* defines __STDC__ */
154 # define NO_STDLIB_H
155 #endif
156
157 #ifdef DNIX
158 # define SYSV
159 # define SHORT_NAMES /* 14-char limitation on path components */
160 /* # define FILENAME_MAX 14 */
161 # define FILENAME_MAX NAME_MAX /* GRR: experiment */
162 #endif
163
164 #if (defined(SYSTEM_FIVE) || defined(__SYSTEM_FIVE))
165 # ifndef SYSV
166 # define SYSV
167 # endif
168 #endif /* SYSTEM_FIVE || __SYSTEM_FIVE */
169 #if (defined(M_SYSV) || defined(M_SYS5))
170 # ifndef SYSV
171 # define SYSV
172 # endif
173 #endif /* M_SYSV || M_SYS5 */
174 /* __SVR4 and __svr4__ catch Solaris on at least some combos of compiler+OS */
175 #if (defined(__SVR4) || defined(__svr4__) || defined(sgi) || defined(__hpux))
176 # ifndef SYSV
177 # define SYSV
178 # endif
179 #endif /* __SVR4 || __svr4__ || sgi || __hpux */
180 #if (defined(LINUX) || defined(__QNX__))
181 # ifndef SYSV
182 # define SYSV
183 # endif
184 #endif /* LINUX || __QNX__ */
185
186 #if (defined(ultrix) || defined(__ultrix) || defined(bsd4_2))
187 # if (!defined(BSD) && !defined(SYSV))
188 # define BSD
189 # endif
190 #endif /* ultrix || __ultrix || bsd4_2 */
191 #if (defined(sun) || defined(pyr) || defined(CONVEX))
192 # if (!defined(BSD) && !defined(SYSV))
193 # define BSD
194 # endif
195 #endif /* sun || pyr || CONVEX */
196
197 #ifdef pyr /* Pyramid: has BSD and AT&T "universes" */
198 # ifdef BSD
199 # define pyr_bsd
200 # define USE_STRINGS_H /* instead of more common string.h */
201 # define ZMEM /* ZMEM now uses bcopy/bzero: not in AT&T universe */
202 # endif /* (AT&T memcpy claimed to be very slow, though) */
203 # define DECLARE_ERRNO
204 #endif /* pyr */
205
206 /* stat() bug for Borland, VAX C RTL, and Atari ST MiNT on TOS
207 * filesystems: returns 0 for wildcards! (returns 0xffffffff on Minix
208 * filesystem or `U:' drive under Atari MiNT.) Watcom C was previously
209 * included on this list; it would be good to know what version the problem
210 * was fixed at, if it did exist. */
211 #if (defined(__TURBOC__) && !defined(WIN32))
212 /*# define WILD_STAT_BUG*/
213 #endif
214 #if (defined(VMS) || defined(__MINT__))
215 # define WILD_STAT_BUG
216 #endif
217
218 /*---------------------------------------------------------------------------
219 OS-dependent includes
220 ---------------------------------------------------------------------------*/
221
222
223 /*---------------------------------------------------------------------------
224 API (DLL) section:
225 ---------------------------------------------------------------------------*/
226
227 #ifdef DLL
228 # define MAIN UZ_EXP UzpMain /* was UzpUnzip */
229 # ifdef OS2DLL
230 # undef Info
231 # define REDIRECTC(c) varputchar(__G__ c)
232 # define REDIRECTPRINT(buf,size) varmessage(__G__ buf, size)
233 # define FINISH_REDIRECT() finish_REXX_redirect(__G)
234 # else
235 # define REDIRECTC(c)
236 # define REDIRECTPRINT(buf,size) 0
237 # define FINISH_REDIRECT() close_redirect(__G)
238 # endif
239 #endif
240
241 /*---------------------------------------------------------------------------
242 Acorn RISCOS section:
243 ---------------------------------------------------------------------------*/
244
245 #ifdef RISCOS
246 # include "acorn/riscos.h"
247 #endif
248
249 /*---------------------------------------------------------------------------
250 Amiga section:
251 ---------------------------------------------------------------------------*/
252
253 #ifdef AMIGA
254 # include "amiga/amiga.h"
255 #endif
256
257 /*---------------------------------------------------------------------------
258 AOS/VS section (somewhat similar to Unix, apparently):
259 ---------------------------------------------------------------------------*/
260
261 #ifdef AOS_VS
262 # ifdef __FILEIO_C
263 # include "aosvs/aosvs.h"
264 # endif
265 #endif
266
267 /*---------------------------------------------------------------------------
268 Atari ST section:
269 ---------------------------------------------------------------------------*/
270
271 #ifdef ATARI
272 # include <time.h>
273 # include <stat.h>
274 # include <fcntl.h>
275 # include <limits.h>
276 # define SYMLINKS
277 # define EXE_EXTENSION ".tos"
278 # ifndef DATE_FORMAT
279 # define DATE_FORMAT DF_DMY
280 # endif
281 # define DIR_END '/'
282 # define INT_SPRINTF
283 # define timezone _timezone
284 # define lenEOL 2
285 # define PutNativeEOL {*q++ = native(CR); *q++ = native(LF);}
286 # undef SHORT_NAMES
287 # if (!defined(NOTIMESTAMP) && !defined(TIMESTAMP))
288 # define TIMESTAMP
289 # endif
290 #endif
291
292 /*---------------------------------------------------------------------------
293 AtheOS section:
294 ---------------------------------------------------------------------------*/
295
296 #ifdef __ATHEOS__
297 # include "atheos/athcfg.h"
298 #endif
299
300 /*---------------------------------------------------------------------------
301 BeOS section:
302 ---------------------------------------------------------------------------*/
303
304 #ifdef __BEOS__
305 # include "beos/beocfg.h"
306 #endif
307
308 /*---------------------------------------------------------------------------
309 Human68k/X680x0 section:
310 ---------------------------------------------------------------------------*/
311
312 #ifdef __human68k__
313 /* DO NOT DEFINE DOS_OS2 HERE! If Human68k is so much */
314 /* like MS-DOS and/or OS/2, create DOS_H68_OS2 macro. */
315 # if (!defined(_MBCS) && !defined(NO_MBCS))
316 /* enable MBCS support by default for this system */
317 # define _MBCS
318 # endif
319 # if (defined(_MBCS) && defined(NO_MBCS))
320 /* disable MBCS support when explicitely requested */
321 # undef _MBCS
322 # endif
323 # include <time.h>
324 # include <fcntl.h>
325 # include <io.h>
326 # include <conio.h>
327 # include <sys/stat.h>
328 # ifdef HAVE_MBSTRING_H
329 # include <mbstring.h>
330 # endif
331 # ifdef HAVE_MBCTYPE_H
332 # include <mbctype.h>
333 # else
334 # ifndef _ismbblead
335 # define _ismbblead(c) (0x80 <= (c) && ((c) < 0xa0 || 0xe0 <= (c)))
336 # endif
337 # endif
338 # ifndef DATE_FORMAT
339 # define DATE_FORMAT DF_YMD /* Japanese standard */
340 # endif
341 # define lenEOL 1
342 # define PutNativeEOL *q++ = native(LF);
343 # define INT_SPRINTF
344 # define SYMLINKS
345 # ifdef SFX
346 # define MAIN main_sfx
347 # endif
348 #endif
349
350 /*---------------------------------------------------------------------------
351 Mac section:
352 ---------------------------------------------------------------------------*/
353
354 #ifdef MACOS
355 # include "maccfg.h"
356 #endif /* MACOS */
357
358 /*---------------------------------------------------------------------------
359 MS-DOS, OS/2, FLEXOS section:
360 ---------------------------------------------------------------------------*/
361
362 #ifdef WINDLL
363 # ifdef MORE
364 # undef MORE
365 # endif
366 # ifdef OS2_EAS
367 # undef OS2_EAS
368 # endif
369 #endif
370
371 #if (defined(_MSC_VER) || (defined(M_I86) && !defined(__WATCOMC__)))
372 # ifndef MSC
373 # define MSC /* This should work for older MSC, too! */
374 # endif
375 #endif
376
377 #if (defined(MSDOS) || defined(OS2) || defined(FLEXOS))
378 # include <sys/types.h> /* off_t, time_t, dev_t, ... */
379 # include <sys/stat.h>
380 # include <io.h> /* lseek(), open(), setftime(), dup(), creat() */
381 # include <time.h> /* localtime() */
382 # include <fcntl.h> /* O_BINARY for open() w/o CR/LF translation */
383
384 # ifdef OS2 /* defined for all OS/2 compilers */
385 # include "os2/os2cfg.h"
386 # else
387 # ifdef FLEXOS
388 # include "flexos/flxcfg.h"
389 # else
390 # include "msdos/doscfg.h"
391 # endif
392 # endif
393
394 # if (defined(_MSC_VER) && (_MSC_VER == 700) && !defined(GRR))
395 /*
396 * ARGH. MSC 7.0 libraries think times are based on 1899 Dec 31 00:00, not
397 * 1970 Jan 1 00:00. So we have to diddle time_t's appropriately: add or
398 * subtract 70 years' worth of seconds; i.e., number of days times 86400;
399 * i.e., (70*365 regular days + 17 leap days + 1 1899 day) * 86400 ==
400 * (25550 + 17 + 1) * 86400 == 2209075200 seconds. We know time_t is an
401 * unsigned long (ulg) on the only system with this bug.
402 */
403 # define TIMET_TO_NATIVE(x) (x) += (ulg)2209075200L;
404 # define NATIVE_TO_TIMET(x) (x) -= (ulg)2209075200L;
405 # endif
406 # if (defined(__BORLANDC__) && (__BORLANDC__ >= 0x0450))
407 # define timezone _timezone
408 # endif
409 # if (defined(__GO32__) || defined(FLEXOS))
410 # define DIR_END '/'
411 # else
412 # define DIR_END '\\' /* OS uses '\\' as directory separator */
413 # define DIR_END2 '/' /* also check for '/' (RTL may convert) */
414 # endif
415 # ifdef DATE_FORMAT
416 # undef DATE_FORMAT
417 # endif
418 # define DATE_FORMAT dateformat()
419 # define lenEOL 2
420 # define PutNativeEOL {*q++ = native(CR); *q++ = native(LF);}
421 # if (!defined(NO_EF_UT_TIME) && !defined(USE_EF_UT_TIME))
422 # define USE_EF_UT_TIME
423 # endif
424 #endif /* MSDOS || OS2 || FLEXOS */
425
426 /*---------------------------------------------------------------------------
427 MTS section (piggybacks UNIX, I think):
428 ---------------------------------------------------------------------------*/
429
430 #ifdef MTS
431 # include <sys/types.h> /* off_t, time_t, dev_t, ... */
432 # include <sys/stat.h>
433 # include <sys/file.h> /* MTS uses this instead of fcntl.h */
434 # include <timeb.h>
435 # include <time.h>
436 # include <unix.h> /* some important non-ANSI routines */
437 # define mkdir(s,n) (-1) /* no "make directory" capability */
438 # define EBCDIC /* set EBCDIC conversion on */
439 # define NO_STRNICMP /* unzip's is as good the one in MTS */
440 # define USE_FWRITE
441 # define close_outfile() fclose(G.outfile) /* can't set time on files */
442 # define umask(n) /* don't have umask() on MTS */
443 # define FOPWT "w" /* open file for writing in TEXT mode */
444 # ifndef DATE_FORMAT
445 # define DATE_FORMAT DF_MDY
446 # endif
447 # define lenEOL 1
448 # define PutNativeEOL *q++ = native(LF);
449 #endif /* MTS */
450
451 /*---------------------------------------------------------------------------
452 Novell Netware NLM section
453 ---------------------------------------------------------------------------*/
454
455 #ifdef NLM
456 # include "netware/nlmcfg.h"
457 #endif
458
459 /*---------------------------------------------------------------------------
460 QDOS section
461 ---------------------------------------------------------------------------*/
462
463 #ifdef QDOS
464 # define DIRENT
465 # include <fcntl.h>
466 # include <unistd.h>
467 # include <sys/stat.h>
468 # include <time.h>
469 # include "qdos/izqdos.h"
470 # ifndef DATE_FORMAT
471 # define DATE_FORMAT DF_MDY
472 # endif
473 # define lenEOL 1
474 # define PutNativeEOL *q++ = native(LF);
475 # define DIR_END '_'
476 # define RETURN QReturn
477 # undef PATH_MAX
478 # define PATH_MAX 36
479 # if (!defined(NOTIMESTAMP) && !defined(TIMESTAMP))
480 # define TIMESTAMP
481 # endif
482 # define SCREENSIZE(ttrows, ttcols) screensize(ttrows, ttcols)
483 # define SCREENWIDTH 80
484 #endif
485
486 /*---------------------------------------------------------------------------
487 Tandem NSK section:
488 ---------------------------------------------------------------------------*/
489
490 #ifdef TANDEM
491 # include "tandem.h"
492 # include <fcntl.h>
493 # ifndef __INT32
494 /* We are compiling with non-WIDE memory model, int = 16 bits */
495 # ifndef INT_16BIT
496 # define INT_16BIT /* report "int" size is 16-bit to inflate setup */
497 # endif
498 # ifdef USE_DEFLATE64
499 /* Following required for 64k WSIZE of Deflate64 support */
500 # define MED_MEM /* else OUTBUFSIZ is 64K and fails in do_string */
501 # define INBUFSIZ 8192 /* but larger buffer for real OSes */
502 # endif
503 # endif
504 /* use a single LF delimiter so that writes to 101 text files work */
505 # define PutNativeEOL *q++ = native(LF);
506 # define lenEOL 1
507 # ifndef DATE_FORMAT
508 # define DATE_FORMAT DF_DMY
509 # endif
510 # define SCREENLINES 25
511 /* USE_EF_UT_TIME is set in tandem.h */
512 # define RESTORE_UIDGID
513 # define NO_STRNICMP
514 #endif
515
516 /*---------------------------------------------------------------------------
517 THEOS section:
518 ---------------------------------------------------------------------------*/
519
520 #ifdef THEOS
521 # include "theos/thscfg.h"
522 #endif
523
524 /*---------------------------------------------------------------------------
525 TOPS-20 section:
526 ---------------------------------------------------------------------------*/
527
528 #ifdef TOPS20
529 # include <sys/types.h> /* off_t, time_t, dev_t, ... */
530 # include <sys/stat.h>
531 # include <sys/param.h>
532 # include <sys/time.h>
533 # include <sys/timeb.h>
534 # include <sys/file.h>
535 # include <timex.h>
536 # include <monsym.h> /* get amazing monsym() macro */
537 extern int open(), close(), read();
538 extern int stat(), unlink(), jsys(), fcntl();
539 extern long lseek(), dup(), creat();
540 # define strchr index /* GRR: necessary? */
541 # define strrchr rindex
542 # define REALLY_SHORT_SYMS
543 # define NO_MKDIR
544 # ifndef HAVE_STRNICMP
545 # define NO_STRNICMP /* probably not provided by TOPS20 C RTL */
546 # endif
547 # define DIR_BEG '<'
548 # define DIR_END '>'
549 # define DIR_EXT ".directory"
550 # ifndef DATE_FORMAT
551 # define DATE_FORMAT DF_MDY
552 # endif
553 # define EXE_EXTENSION ".exe" /* just a guess... */
554 #endif /* TOPS20 */
555
556 /*---------------------------------------------------------------------------
557 Unix section:
558 ---------------------------------------------------------------------------*/
559
560 #ifdef UNIX
561 # include "unix/unxcfg.h"
562 #endif /* UNIX */
563
564 /*---------------------------------------------------------------------------
565 VM/CMS and MVS section:
566 ---------------------------------------------------------------------------*/
567
568 #ifdef CMS_MVS
569 # include "vmmvs.h"
570 # define CLOSE_INFILE() close_infile(__G)
571 #endif
572
573 /*---------------------------------------------------------------------------
574 VMS section:
575 ---------------------------------------------------------------------------*/
576
577 #ifdef VMS
578 # include "vms/vmscfg.h"
579 #endif /* VMS */
580
581 /*---------------------------------------------------------------------------
582 Win32 (Windows 95/NT) section:
583 ---------------------------------------------------------------------------*/
584
585 #if (defined(WIN32) && !defined(POCKET_UNZIP) && !defined(_WIN32_WCE))
586 # include "win32/w32cfg.h"
587 #endif
588
589 /*---------------------------------------------------------------------------
590 Win32 Windows CE section (also POCKET_UNZIP)
591 ---------------------------------------------------------------------------*/
592
593 #if (defined(_WIN32_WCE) || defined(POCKET_UNZIP))
594 # include "wince/wcecfg.h"
595 #endif
596
597
598
599 /* ----------------------------------------------------------------------------
600 MUST BE AFTER LARGE FILE INCLUDES
601 ---------------------------------------------------------------------------- */
602 /* This stuff calls in types and messes up large file includes. It needs to
603 go after large file defines in local includes.
604 I am guessing that moving them here probably broke some ports, but hey.
605 10/31/2004 EG */
606 /* ----------------------------------------------------------------------------
607 Common includes
608 ---------------------------------------------------------------------------- */
609
610 /* Some ports apply specific adjustments which must be in effect before
611 reading the "standard" include headers.
612 */
613
614 #ifdef EFT
615 # define Z_OFF_T off_t /* Amdahl UTS nonsense ("extended file types") */
616 #else
617 #if (defined(UNIX) && defined(_FILE_OFFSET_BITS) && (_FILE_OFFSET_BITS == 64))
618 # define Z_OFF_T off_t /* 64bit offsets to support 2GB < zipfile size < 4GB */
619 #else
620 # define Z_OFF_T long long
621 #endif
622 #endif
623
624 #ifndef ZOFF_T_DEFINED
625 typedef Z_OFF_T zoff_t;
626 # define ZOFF_T_DEFINED
627 #endif
628 #ifndef Z_STAT_DEFINED
629 typedef struct stat z_stat;
630 # define Z_STAT_DEFINED
631 #endif
632
633 #ifndef MINIX /* Minix needs it after all the other includes (?) */
634 # include <stdio.h>
635 #endif
636
637 #include <ctype.h> /* skip for VMS, to use tolower() function? */
638 #include <errno.h> /* used in mapname() */
639 #ifdef USE_STRINGS_H
640 # include <strings.h> /* strcpy, strcmp, memcpy, index/rindex, etc. */
641 #else
642 # include <string.h> /* strcpy, strcmp, memcpy, strchr/strrchr, etc. */
643 #endif
644 #if (defined(MODERN) && !defined(NO_LIMITS_H))
645 # include <limits.h> /* MAX/MIN constant symbols for system types... */
646 #endif
647
648 /* this include must be down here for SysV.4, for some reason... */
649 #include <signal.h> /* used in unzip.c, fileio.c */
650
651
652 #ifdef MODERN
653 # ifndef NO_STDDEF_H
654 # include <stddef.h>
655 # endif
656 # ifndef NO_STDLIB_H
657 # include <stdlib.h> /* standard library prototypes, malloc(), etc. */
658 # endif
659 typedef size_t extent;
660 #else /* !MODERN */
661 # ifndef AOS_VS /* mostly modern? */
662 Z_OFF_T lseek();
663 # ifdef VAXC /* not fully modern, but has stdlib.h and void */
664 # include <stdlib.h>
665 # else
666 char *malloc();
667 # endif /* ?VAXC */
668 # endif /* !AOS_VS */
669 typedef unsigned int extent;
670 #endif /* ?MODERN */
671
672
673
674
675 /*************/
676 /* Defines */
677 /*************/
678
679 #define UNZIP_BZ2VERS 46
680 #ifdef ZIP64_SUPPORT
681 # ifdef USE_BZIP2
682 # define UNZIP_VERSION UNZIP_BZ2VERS
683 # else
684 # define UNZIP_VERSION 45
685 # endif
686 #else
687 #ifdef USE_DEFLATE64
688 # define UNZIP_VERSION 21 /* compatible with PKUNZIP 4.0 */
689 #else
690 # define UNZIP_VERSION 20 /* compatible with PKUNZIP 2.0 */
691 #endif
692 #endif
693 #define VMS_UNZIP_VERSION 42 /* if OS-needed-to-extract is VMS: can do */
694
695 #if (defined(MSDOS) || defined(OS2))
696 # define DOS_OS2
697 #endif
698
699 #if (defined(OS2) || defined(WIN32))
700 # define OS2_W32
701 #endif
702
703 #if (defined(DOS_OS2) || defined(WIN32))
704 # define DOS_OS2_W32
705 # define DOS_W32_OS2 /* historical: don't use */
706 #endif
707
708 #if (defined(DOS_OS2_W32) || defined(__human68k__))
709 # define DOS_H68_OS2_W32
710 #endif
711
712 #if (defined(DOS_OS2) || defined(FLEXOS))
713 # define DOS_FLX_OS2
714 #endif
715
716 #if (defined(DOS_OS2_W32) || defined(FLEXOS))
717 # define DOS_FLX_OS2_W32
718 #endif
719
720 #if (defined(DOS_H68_OS2_W32) || defined(FLEXOS))
721 # define DOS_FLX_H68_OS2_W32
722 #endif
723
724 #if (defined(DOS_FLX_OS2) || defined(NLM))
725 # define DOS_FLX_NLM_OS2
726 #endif
727
728 #if (defined(DOS_FLX_OS2_W32) || defined(NLM))
729 # define DOS_FLX_NLM_OS2_W32
730 #endif
731
732 #if (defined(DOS_FLX_H68_OS2_W32) || defined(NLM))
733 # define DOS_FLX_H68_NLM_OS2_W32
734 #endif
735
736 #if (defined(TOPS20) || defined(VMS))
737 # define T20_VMS
738 #endif
739
740 #if (defined(MSDOS) || defined(T20_VMS))
741 # define DOS_T20_VMS
742 #endif
743
744 #if (defined(__ATHEOS__) || defined(__BEOS__))
745 # define ATH_BEO
746 #endif
747
748 #if (defined(ATH_BEO) || defined(UNIX))
749 # define ATH_BEO_UNX
750 #endif
751
752 #if (defined(ATH_BEO_UNX) || defined(THEOS))
753 # define ATH_BEO_THS_UNX
754 #endif
755
756 /* clean up with a few defaults */
757 #ifndef DIR_END
758 # define DIR_END '/' /* last char before program name or filename */
759 #endif
760 #ifndef DATE_FORMAT
761 # ifdef DATEFMT_ISO_DEFAULT
762 # define DATE_FORMAT DF_YMD /* defaults to invariant ISO-style */
763 # else
764 # define DATE_FORMAT DF_MDY /* defaults to US convention */
765 # endif
766 #endif
767 #ifndef DATE_SEPCHAR
768 # define DATE_SEPCHAR '-'
769 #endif
770 #ifndef CLOSE_INFILE
771 # define CLOSE_INFILE() close(G.zipfd)
772 #endif
773 #ifndef RETURN
774 # define RETURN return /* only used in main() */
775 #endif
776 #ifndef EXIT
777 # define EXIT exit
778 #endif
779 #ifndef USAGE
780 # define USAGE(ret) usage(__G__ (ret)) /* used in unzip.c, zipinfo.c */
781 #endif
782 #ifndef TIMET_TO_NATIVE /* everybody but MSC 7.0 and Macintosh */
783 # define TIMET_TO_NATIVE(x)
784 # define NATIVE_TO_TIMET(x)
785 #endif
786 #ifndef STRNICMP
787 # ifdef NO_STRNICMP
788 # define STRNICMP zstrnicmp
789 # else
790 # define STRNICMP strnicmp
791 # endif
792 #endif
793
794
795 #if (defined(DOS_FLX_NLM_OS2_W32) || defined(ATH_BEO_UNX) || defined(RISCOS))
796 # ifndef HAVE_UNLINK
797 # define HAVE_UNLINK
798 # endif
799 #endif
800 #if (defined(AOS_VS) || defined(ATARI)) /* GRR: others? */
801 # ifndef HAVE_UNLINK
802 # define HAVE_UNLINK
803 # endif
804 #endif
805
806 /* OS-specific exceptions to the "ANSI <--> INT_SPRINTF" rule */
807
808 #if (!defined(PCHAR_SPRINTF) && !defined(INT_SPRINTF))
809 # if (defined(SYSV) || defined(CONVEX) || defined(NeXT) || defined(BSD4_4))
810 # define INT_SPRINTF /* sprintf() returns int: SysVish/Posix */
811 # endif
812 # if (defined(DOS_FLX_NLM_OS2_W32) || defined(VMS) || defined(AMIGA))
813 # define INT_SPRINTF /* sprintf() returns int: ANSI */
814 # endif
815 # if (defined(ultrix) || defined(__ultrix)) /* Ultrix 4.3 and newer */
816 # if (defined(POSIX) || defined(__POSIX))
817 # define INT_SPRINTF /* sprintf() returns int: ANSI/Posix */
818 # endif
819 # ifdef __GNUC__
820 # define PCHAR_SPRINTF /* undetermined actual return value */
821 # endif
822 # endif
823 # if (defined(__osf__) || defined(_AIX) || defined(CMS_MVS) || defined(THEOS))
824 # define INT_SPRINTF /* sprintf() returns int: ANSI/Posix */
825 # endif
826 # if defined(sun)
827 # define PCHAR_SPRINTF /* sprintf() returns char *: SunOS cc *and* gcc */
828 # endif
829 #endif
830
831 /* defaults that we hope will take care of most machines in the future */
832
833 #if (!defined(PCHAR_SPRINTF) && !defined(INT_SPRINTF))
834 # ifdef __STDC__
835 # define INT_SPRINTF /* sprintf() returns int: ANSI */
836 # endif
837 # ifndef INT_SPRINTF
838 # define PCHAR_SPRINTF /* sprintf() returns char *: BSDish */
839 # endif
840 #endif
841
842 #define MSG_STDERR(f) (f & 1) /* bit 0: 0 = stdout, 1 = stderr */
843 #define MSG_INFO(f) ((f & 6) == 0) /* bits 1 and 2: 0 = info */
844 #define MSG_WARN(f) ((f & 6) == 2) /* bits 1 and 2: 1 = warning */
845 #define MSG_ERROR(f) ((f & 6) == 4) /* bits 1 and 2: 2 = error */
846 #define MSG_FATAL(f) ((f & 6) == 6) /* bits 1 and 2: (3 = fatal error) */
847 #define MSG_ZFN(f) (f & 0x0008) /* bit 3: 1 = print zipfile name */
848 #define MSG_FN(f) (f & 0x0010) /* bit 4: 1 = print filename */
849 #define MSG_LNEWLN(f) (f & 0x0020) /* bit 5: 1 = leading newline if !SOL */
850 #define MSG_TNEWLN(f) (f & 0x0040) /* bit 6: 1 = trailing newline if !SOL */
851 #define MSG_MNEWLN(f) (f & 0x0080) /* bit 7: 1 = trailing NL for prompts */
852 /* the following are subject to change */
853 #define MSG_NO_WGUI(f) (f & 0x0100) /* bit 8: 1 = skip if Windows GUI */
854 #define MSG_NO_AGUI(f) (f & 0x0200) /* bit 9: 1 = skip if Acorn GUI */
855 #define MSG_NO_DLL2(f) (f & 0x0400) /* bit 10: 1 = skip if OS/2 DLL */
856 #define MSG_NO_NDLL(f) (f & 0x0800) /* bit 11: 1 = skip if WIN32 DLL */
857 #define MSG_NO_WDLL(f) (f & 0x1000) /* bit 12: 1 = skip if Windows DLL */
858
859 #if (defined(MORE) && !defined(SCREENLINES))
860 # ifdef DOS_FLX_NLM_OS2_W32
861 # define SCREENLINES 25 /* can be (should be) a function instead */
862 # else
863 # define SCREENLINES 24 /* VT-100s are assumed to be minimal hardware */
864 # endif
865 #endif
866 #if (defined(MORE) && !defined(SCREENSIZE))
867 # ifndef SCREENWIDTH
868 # define SCREENSIZE(scrrows, scrcols) { \
869 if ((scrrows) != NULL) *(scrrows) = SCREENLINES; }
870 # else
871 # define SCREENSIZE(scrrows, scrcols) { \
872 if ((scrrows) != NULL) *(scrrows) = SCREENLINES; \
873 if ((scrcols) != NULL) *(scrcols) = SCREENWIDTH; }
874 # endif
875 #endif
876
877 #if (defined(__16BIT__) || defined(MED_MEM) || defined(SMALL_MEM))
878 # define DIR_BLKSIZ 64 /* number of directory entries per block
879 * (should fit in 4096 bytes, usually) */
880 #else
881 # define DIR_BLKSIZ 16384 /* use more memory, to reduce long-range seeks */
882 #endif
883
884 #ifndef WSIZE
885 # ifdef USE_DEFLATE64
886 # define WSIZE 65536L /* window size--must be a power of two, and */
887 # else /* at least 64K for PKZip's deflate64 method */
888 # define WSIZE 0x8000 /* window size--must be a power of two, and */
889 # endif /* at least 32K for zip's deflate method */
890 #endif
891
892 #ifdef __16BIT__
893 # ifndef INT_16BIT
894 # define INT_16BIT /* on 16-bit systems int size is 16 bits */
895 # endif
896 #else
897 # define nearmalloc malloc
898 # define nearfree free
899 # if (!defined(__IBMC__) || !defined(OS2))
900 # ifndef near
901 # define near
902 # endif
903 # ifndef far
904 # define far
905 # endif
906 # endif
907 #endif
908
909 #if (defined(DYNALLOC_CRCTAB) && !defined(DYNAMIC_CRC_TABLE))
910 # undef DYNALLOC_CRCTAB
911 #endif
912
913 #if (defined(DYNALLOC_CRCTAB) && defined(REENTRANT))
914 # undef DYNALLOC_CRCTAB /* not safe with reentrant code */
915 #endif
916
917 #if (defined(USE_ZLIB) && !defined(USE_OWN_CRCTAB))
918 # ifdef DYNALLOC_CRCTAB
919 # undef DYNALLOC_CRCTAB
920 # endif
921 #endif
922
923 #if (defined(USE_ZLIB) && defined(ASM_CRC))
924 # undef ASM_CRC
925 #endif
926
927 #ifdef USE_ZLIB
928 # ifdef IZ_CRC_BE_OPTIMIZ
929 # undef IZ_CRC_BE_OPTIMIZ
930 # endif
931 # ifdef IZ_CRC_LE_OPTIMIZ
932 # undef IZ_CRC_LE_OPTIMIZ
933 # endif
934 #endif
935 #if (!defined(IZ_CRC_BE_OPTIMIZ) && !defined(IZ_CRC_LE_OPTIMIZ))
936 # ifdef IZ_CRCOPTIM_UNFOLDTBL
937 # undef IZ_CRCOPTIM_UNFOLDTBL
938 # endif
939 #endif
940
941 #ifndef INBUFSIZ
942 # if (defined(MED_MEM) || defined(SMALL_MEM))
943 # define INBUFSIZ 2048 /* works for MS-DOS small model */
944 # else
945 # define INBUFSIZ 8192 /* larger buffers for real OSes */
946 # endif
947 #endif
948
949 #if (defined(INT_16BIT) && (defined(USE_DEFLATE64) || lenEOL > 1))
950 /* For environments using 16-bit integers OUTBUFSIZ must be limited to
951 * less than 64k (do_string() uses "unsigned" in calculations involving
952 * OUTBUFSIZ). This is achieved by defining MED_MEM when WSIZE = 64k (aka
953 * Deflate64 support enabled) or EOL markers contain multiple characters.
954 * (The rule gets applied AFTER the default rule for INBUFSIZ because it
955 * is not neccessary to reduce INBUFSIZE in this case.)
956 */
957 # if (!defined(SMALL_MEM) && !defined(MED_MEM))
958 # define MED_MEM
959 # endif
960 #endif
961
962 /* Logic for case of small memory, length of EOL > 1: if OUTBUFSIZ == 2048,
963 * OUTBUFSIZ>>1 == 1024 and OUTBUFSIZ>>7 == 16; therefore rawbuf is 1008 bytes
964 * and transbuf 1040 bytes. Have room for 32 extra EOL chars; 1008/32 == 31.5
965 * chars/line, smaller than estimated 35-70 characters per line for C source
966 * and normal text. Hence difference is sufficient for most "average" files.
967 * (Argument scales for larger OUTBUFSIZ.)
968 */
969 #ifdef SMALL_MEM /* i.e., 16-bit OSes: MS-DOS, OS/2 1.x, etc. */
970 # define LoadFarString(x) fLoadFarString(__G__ (x))
971 # define LoadFarStringSmall(x) fLoadFarStringSmall(__G__ (x))
972 # define LoadFarStringSmall2(x) fLoadFarStringSmall2(__G__ (x))
973 # if (defined(_MSC_VER) && (_MSC_VER >= 600))
974 # define zfstrcpy(dest, src) _fstrcpy((dest), (src))
975 # define zfstrcmp(s1, s2) _fstrcmp((s1), (s2))
976 # endif
977 # if !(defined(SFX) || defined(FUNZIP))
978 # if (defined(_MSC_VER))
979 # define zfmalloc(sz) _fmalloc((sz))
980 # define zffree(x) _ffree(x)
981 # endif
982 # if (defined(__TURBOC__))
983 # include <alloc.h>
984 # define zfmalloc(sz) farmalloc((unsigned long)(sz))
985 # define zffree(x) farfree(x)
986 # endif
987 # endif /* !(SFX || FUNZIP) */
988 # ifndef Far
989 # define Far far /* __far only works for MSC 6.00, not 6.0a or Borland */
990 # endif
991 # define OUTBUFSIZ INBUFSIZ
992 # if (lenEOL == 1)
993 # define RAWBUFSIZ (OUTBUFSIZ>>1)
994 # else
995 # define RAWBUFSIZ ((OUTBUFSIZ>>1) - (OUTBUFSIZ>>7))
996 # endif
997 # define TRANSBUFSIZ (OUTBUFSIZ-RAWBUFSIZ)
998 typedef short shrint; /* short/int or "shrink int" (unshrink) */
999 #else
1000 # define zfstrcpy(dest, src) strcpy((dest), (src))
1001 # define zfstrcmp(s1, s2) strcmp((s1), (s2))
1002 # define zfmalloc malloc
1003 # define zffree(x) free(x)
1004 # ifdef QDOS
1005 # define LoadFarString(x) Qstrfix(x) /* fix up _ for '.' */
1006 # define LoadFarStringSmall(x) Qstrfix(x)
1007 # define LoadFarStringSmall2(x) Qstrfix(x)
1008 # else
1009 # define LoadFarString(x) (char *)(x)
1010 # define LoadFarStringSmall(x) (char *)(x)
1011 # define LoadFarStringSmall2(x) (char *)(x)
1012 # endif
1013 # ifdef MED_MEM
1014 # define OUTBUFSIZ 0xFF80 /* can't malloc arrays of 0xFFE8 or more */
1015 # define TRANSBUFSIZ 0xFF80
1016 typedef short shrint;
1017 # else
1018 # define OUTBUFSIZ (lenEOL*WSIZE) /* more efficient text conversion */
1019 # define TRANSBUFSIZ (lenEOL*OUTBUFSIZ)
1020 # ifdef AMIGA
1021 typedef short shrint;
1022 # else
1023 typedef int shrint; /* for efficiency/speed, we hope... */
1024 # endif
1025 # endif /* ?MED_MEM */
1026 # define RAWBUFSIZ OUTBUFSIZ
1027 #endif /* ?SMALL_MEM */
1028
1029 #ifndef Far
1030 # define Far
1031 #endif
1032
1033 #ifndef Cdecl
1034 # define Cdecl
1035 #endif
1036
1037 #ifndef MAIN
1038 # define MAIN main
1039 #endif
1040
1041 #ifdef SFX /* disable some unused features for SFX executables */
1042 # ifndef NO_ZIPINFO
1043 # define NO_ZIPINFO
1044 # endif
1045 # ifdef TIMESTAMP
1046 # undef TIMESTAMP
1047 # endif
1048 #endif
1049
1050 #ifdef SFX
1051 # ifdef CHEAP_SFX_AUTORUN
1052 # ifndef NO_SFX_EXDIR
1053 # define NO_SFX_EXDIR
1054 # endif
1055 # endif
1056 # ifndef NO_SFX_EXDIR
1057 # ifndef SFX_EXDIR
1058 # define SFX_EXDIR
1059 # endif
1060 # else
1061 # ifdef SFX_EXDIR
1062 # undef SFX_EXDIR
1063 # endif
1064 # endif
1065 #endif
1066
1067 /* user may have defined both by accident... NOTIMESTAMP takes precedence */
1068 #if (defined(TIMESTAMP) && defined(NOTIMESTAMP))
1069 # undef TIMESTAMP
1070 #endif
1071
1072 #if (!defined(COPYRIGHT_CLEAN) && !defined(USE_SMITH_CODE))
1073 # define COPYRIGHT_CLEAN
1074 #endif
1075
1076 /* The LZW patent is expired worldwide since 2004-Jul-07, so USE_UNSHRINK
1077 * is now enabled by default. See unshrink.c.
1078 */
1079 #if (!defined(LZW_CLEAN) && !defined(USE_UNSHRINK))
1080 # define USE_UNSHRINK
1081 #endif
1082
1083 #ifndef O_BINARY
1084 # define O_BINARY 0
1085 #endif
1086
1087 #ifndef PIPE_ERROR
1088 # ifndef EPIPE
1089 # define EPIPE -1
1090 # endif
1091 # define PIPE_ERROR (errno == EPIPE)
1092 #endif
1093
1094 /* File operations--use "b" for binary if allowed or fixed length 512 on VMS */
1095 #ifdef VMS
1096 # define FOPR "r","ctx=stm"
1097 # define FOPM "r+","ctx=stm","rfm=fix","mrs=512"
1098 # define FOPW "w","ctx=stm","rfm=fix","mrs=512"
1099 # define FOPWR "w+","ctx=stm","rfm=fix","mrs=512"
1100 #endif /* VMS */
1101
1102 #ifdef CMS_MVS
1103 /* Binary files must be RECFM=F,LRECL=1 for ftell() to get correct pos */
1104 /* ...unless byteseek is used. Let's try that for a while. */
1105 # define FOPR "rb,byteseek"
1106 # define FOPM "r+b,byteseek"
1107 # ifdef MVS
1108 # define FOPW "wb,recfm=u,lrecl=32760,byteseek" /* New binary files */
1109 # define FOPWE "wb" /* Existing binary files */
1110 # define FOPWT "w,lrecl=133" /* New text files */
1111 # define FOPWTE "w" /* Existing text files */
1112 # else
1113 # define FOPW "wb,recfm=v,lrecl=32760"
1114 # define FOPWT "w"
1115 # endif
1116 #endif /* CMS_MVS */
1117
1118 #ifdef TOPS20 /* TOPS-20 MODERN? You kidding? */
1119 # define FOPW "w8"
1120 #endif /* TOPS20 */
1121
1122 /* Defaults when nothing special has been defined previously. */
1123 #ifdef MODERN
1124 # ifndef FOPR
1125 # define FOPR "rb"
1126 # endif
1127 # ifndef FOPM
1128 # define FOPM "r+b"
1129 # endif
1130 # ifndef FOPW
1131 # define FOPW "wb"
1132 # endif
1133 # ifndef FOPWT
1134 # define FOPWT "wt"
1135 # endif
1136 # ifndef FOPWR
1137 # define FOPWR "w+b"
1138 # endif
1139 #else /* !MODERN */
1140 # ifndef FOPR
1141 # define FOPR "r"
1142 # endif
1143 # ifndef FOPM
1144 # define FOPM "r+"
1145 # endif
1146 # ifndef FOPW
1147 # define FOPW "w"
1148 # endif
1149 # ifndef FOPWT
1150 # define FOPWT "w"
1151 # endif
1152 # ifndef FOPWR
1153 # define FOPWR "w+"
1154 # endif
1155 #endif /* ?MODERN */
1156
1157 /*
1158 * If <limits.h> exists on most systems, should include that, since it may
1159 * define some or all of the following: NAME_MAX, PATH_MAX, _POSIX_NAME_MAX,
1160 * _POSIX_PATH_MAX.
1161 */
1162 #ifdef DOS_FLX_NLM_OS2_W32
1163 # include <limits.h>
1164 #endif
1165
1166 /* 2008-07-22 SMS.
1167 * Unfortunately, on VMS, <limits.h> exists, and is included by <stdlib.h>
1168 * (so it's pretty much unavoidable), and it defines PATH_MAX to a fixed
1169 * short value (256, correct only for older systems without ODS-5 support),
1170 * rather than one based on the real RMS NAM[L] situation. So, we
1171 * artificially undefine it here, to allow our better-defined _MAX_PATH
1172 * (see vms/vmscfg.h) to be used.
1173 */
1174 #ifdef VMS
1175 # undef PATH_MAX
1176 #endif
1177
1178 #ifndef PATH_MAX
1179 # ifdef MAXPATHLEN
1180 # define PATH_MAX MAXPATHLEN /* in <sys/param.h> on some systems */
1181 # else
1182 # ifdef _MAX_PATH
1183 # define PATH_MAX _MAX_PATH
1184 # else
1185 # if FILENAME_MAX > 255
1186 # define PATH_MAX FILENAME_MAX /* used like PATH_MAX on some systems */
1187 # else
1188 # define PATH_MAX 1024
1189 # endif
1190 # endif /* ?_MAX_PATH */
1191 # endif /* ?MAXPATHLEN */
1192 #endif /* !PATH_MAX */
1193
1194 /*
1195 * buffer size required to hold the longest legal local filepath
1196 * (including the trailing '\0')
1197 */
1198 #define FILNAMSIZ PATH_MAX
1199
1200 #ifdef UNICODE_SUPPORT
1201 # if !(defined(UTF8_MAYBE_NATIVE) || defined(UNICODE_WCHAR))
1202 # undef UNICODE_SUPPORT
1203 # endif
1204 #endif
1205 /* 2007-09-18 SMS.
1206 * Include <locale.h> here if it will be needed later for Unicode.
1207 * Otherwise, SETLOCALE may be defined here, and then defined again
1208 * (differently) when <locale.h> is read later.
1209 */
1210 #ifdef UNICODE_SUPPORT
1211 # ifdef UNICODE_WCHAR
1212 # if !(defined(_WIN32_WCE) || defined(POCKET_UNZIP))
1213 # include <wchar.h>
1214 # endif
1215 # endif
1216 # ifndef _MBCS /* no need to include <locale.h> twice, see below */
1217 # include <locale.h>
1218 # ifndef SETLOCALE
1219 # define SETLOCALE(category, locale) setlocale(category, locale)
1220 # endif
1221 # endif
1222 #endif /* UNICODE_SUPPORT */
1223
1224 /* DBCS support for Info-ZIP (mainly for japanese (-: )
1225 * by Yoshioka Tsuneo (QWF00133@nifty.ne.jp,tsuneo-y@is.aist-nara.ac.jp)
1226 */
1227 #ifdef _MBCS
1228 # include <locale.h>
1229 /* Multi Byte Character Set */
1230 # define ___MBS_TMP_DEF char *___tmp_ptr;
1231 # define ___TMP_PTR ___tmp_ptr
1232 # ifndef CLEN
1233 # define NEED_UZMBCLEN
1234 # define CLEN(ptr) (int)uzmbclen((ZCONST unsigned char *)(ptr))
1235 # endif
1236 # ifndef PREINCSTR
1237 # define PREINCSTR(ptr) (ptr += CLEN(ptr))
1238 # endif
1239 # define POSTINCSTR(ptr) (___TMP_PTR=(char *)(ptr), PREINCSTR(ptr),___TMP_PTR)
1240 char *plastchar OF((ZCONST char *ptr, extent len));
1241 # define lastchar(ptr, len) ((int)(unsigned)*plastchar(ptr, len))
1242 # ifndef MBSCHR
1243 # define NEED_UZMBSCHR
1244 # define MBSCHR(str,c) (char *)uzmbschr((ZCONST unsigned char *)(str), c)
1245 # endif
1246 # ifndef MBSRCHR
1247 # define NEED_UZMBSRCHR
1248 # define MBSRCHR(str,c) (char *)uzmbsrchr((ZCONST unsigned char *)(str), c)
1249 # endif
1250 # ifndef SETLOCALE
1251 # define SETLOCALE(category, locale) setlocale(category, locale)
1252 # endif
1253 #else /* !_MBCS */
1254 # define ___MBS_TMP_DEF
1255 # define ___TMP_PTR
1256 # define CLEN(ptr) 1
1257 # define PREINCSTR(ptr) (++(ptr))
1258 # define POSTINCSTR(ptr) ((ptr)++)
1259 # define plastchar(ptr, len) (&ptr[(len)-1])
1260 # define lastchar(ptr, len) (ptr[(len)-1])
1261 # define MBSCHR(str, c) strchr(str, c)
1262 # define MBSRCHR(str, c) strrchr(str, c)
1263 # ifndef SETLOCALE
1264 # define SETLOCALE(category, locale)
1265 # endif
1266 #endif /* ?_MBCS */
1267 #define INCSTR(ptr) PREINCSTR(ptr)
1268
1269
1270 #if (defined(MALLOC_WORK) && !defined(MY_ZCALLOC))
1271 /* Any system without a special calloc function */
1272 # ifndef zcalloc
1273 # define zcalloc(items, size) \
1274 (zvoid far *)calloc((unsigned)(items), (unsigned)(size))
1275 # endif
1276 # ifndef zcfree
1277 # define zcfree free
1278 # endif
1279 #endif /* MALLOC_WORK && !MY_ZCALLOC */
1280
1281 #if (defined(CRAY) && defined(ZMEM))
1282 # undef ZMEM
1283 #endif
1284
1285 #ifdef ZMEM
1286 # undef ZMEM
1287 # define memcmp(b1,b2,len) bcmp(b2,b1,len)
1288 # define memcpy(dest,src,len) bcopy(src,dest,len)
1289 # define memzero bzero
1290 #else
1291 # define memzero(dest,len) memset(dest,0,len)
1292 #endif
1293
1294 #ifndef TRUE
1295 # define TRUE 1 /* sort of obvious */
1296 #endif
1297 #ifndef FALSE
1298 # define FALSE 0
1299 #endif
1300
1301 #ifndef SEEK_SET
1302 # define SEEK_SET 0
1303 # define SEEK_CUR 1
1304 # define SEEK_END 2
1305 #endif
1306
1307 #if (!defined(S_IEXEC) && defined(S_IXUSR))
1308 # define S_IEXEC S_IXUSR
1309 #endif
1310
1311 #if (defined(UNIX) && defined(S_IFLNK) && !defined(MTS))
1312 # define SYMLINKS
1313 # ifndef S_ISLNK
1314 # define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
1315 # endif
1316 #endif /* UNIX && S_IFLNK && !MTS */
1317
1318 #ifndef S_ISDIR
1319 # ifdef CMS_MVS
1320 # define S_ISDIR(m) (FALSE)
1321 # else
1322 # define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
1323 # endif
1324 #endif
1325
1326 #ifndef IS_VOLID
1327 # define IS_VOLID(m) ((m) & 0x08)
1328 #endif
1329
1330 /***********************************/
1331 /* LARGE_FILE_SUPPORT */
1332 /***********************************/
1333 /* This whole section lifted from Zip 3b tailor.h
1334
1335 * Types are in OS dependent headers (eg, w32cfg.h)
1336 *
1337 * LARGE_FILE_SUPPORT and ZIP64_SUPPORT are automatically
1338 * set in OS dependent headers (for some ports) based on the port and compiler.
1339 *
1340 * Function prototypes are below as OF is defined earlier in this file
1341 * but after OS dependent header is included.
1342 *
1343 * E. Gordon 9/21/2003
1344 * Updated 1/28/2004
1345 * Lifted and placed here 6/7/2004 - Myles Bennett
1346 */
1347 #ifdef LARGE_FILE_SUPPORT
1348 /* 64-bit Large File Support */
1349
1350 /* ---------------------------- */
1351
1352 # if defined(UNIX) || defined(VMS)
1353
1354 /* 64-bit stat functions */
1355 # define zstat stat
1356 # define zfstat fstat
1357
1358 /* 64-bit fseeko */
1359 # define zlseek lseek
1360 # define zfseeko fseeko
1361
1362 /* 64-bit ftello */
1363 # define zftello ftello
1364
1365 /* 64-bit fopen */
1366 # define zfopen fopen
1367 # define zfdopen fdopen
1368
1369 # endif /* UNIX || VMS */
1370
1371 /* ---------------------------- */
1372
1373 # ifdef WIN32
1374
1375 # if defined(_MSC_VER) || defined(__MINGW32__) || defined(__LCC__)
1376 /* MS C (VC), MinGW GCC port and LCC-32 use the MS C Runtime lib */
1377
1378 /* 64-bit stat functions */
1379 # define zstat _stati64
1380 # define zfstat _fstati64
1381
1382 /* 64-bit lseek */
1383 # define zlseek _lseeki64
1384
1385 # if defined(_MSC_VER) && (_MSC_VER >= 1400)
1386 /* Beginning with VS 8.0 (Visual Studio 2005, MSC 14), the Microsoft
1387 C rtl publishes its (previously internal) implmentations of
1388 "fseeko" and "ftello" for 64-bit file offsets. */
1389 /* 64-bit fseeko */
1390 # define zfseeko _fseeki64
1391 /* 64-bit ftello */
1392 # define zftello _ftelli64
1393
1394 # else /* not (defined(_MSC_VER) && (_MSC_VER >= 1400)) */
1395
1396 # if defined(__MSVCRT_VERSION__) && (__MSVCRT_VERSION__ >= 0x800)
1397 /* Up-to-date versions of MinGW define the macro __MSVCRT_VERSION__
1398 to denote the version of the MS C rtl dll used for linking. When
1399 configured to link against the runtime of MS Visual Studio 8 (or
1400 newer), the built-in 64-bit fseek/ftell functions are available. */
1401 /* 64-bit fseeko */
1402 # define zfseeko _fseeki64
1403 /* 64-bit ftello */
1404 # define zftello _ftelli64
1405
1406 # else /* !(defined(__MSVCRT_VERSION__) && (__MSVCRT_VERSION__>=0x800)) */
1407 /* The version of the C runtime is lower than MSC 14 or unknown. */
1408
1409 /* The newest MinGW port contains built-in extensions to the MSC rtl
1410 that provide fseeko and ftello, but our implementations will do
1411 for now. */
1412 /* 64-bit fseeko */
1413 int zfseeko OF((FILE *, zoff_t, int));
1414
1415 /* 64-bit ftello */
1416 zoff_t zftello OF((FILE *));
1417
1418 # endif /* ? (__MSVCRT_VERSION__ >= 0x800) */
1419 # endif /* ? (_MSC_VER >= 1400) */
1420
1421 /* 64-bit fopen */
1422 # define zfopen fopen
1423 # define zfdopen fdopen
1424
1425 # endif /* _MSC_VER || __MINGW__ || __LCC__ */
1426
1427 # ifdef __CYGWIN__
1428 /* CYGWIN GCC Posix emulator on Windows
1429 (configuration not yet finished/tested) */
1430
1431 /* 64-bit stat functions */
1432 # define zstat _stati64
1433 # define zfstat _fstati64
1434
1435 /* 64-bit lseek */
1436 # define zlseek _lseeki64
1437
1438 /* 64-bit fseeko */
1439 # define zfseeko fseeko
1440
1441 /* 64-bit ftello */
1442 # define zftello ftello
1443
1444 /* 64-bit fopen */
1445 # define zfopen fopen
1446 # define zfdopen fdopen
1447
1448 # endif
1449 # if defined(__WATCOMC__) || defined(__BORLANDC__)
1450 /* WATCOM C and Borland C provide their own C runtime libraries,
1451 but they are sufficiently compatible with MS CRTL. */
1452
1453 /* 64-bit stat functions */
1454 # define zstat _stati64
1455 # define zfstat _fstati64
1456
1457 # ifdef __WATCOMC__
1458 /* 64-bit lseek */
1459 # define zlseek _lseeki64
1460 # endif
1461
1462 /* 64-bit fseeko */
1463 int zfseeko OF((FILE *, zoff_t, int));
1464
1465 /* 64-bit ftello */
1466 zoff_t zftello OF((FILE *));
1467
1468 /* 64-bit fopen */
1469 # define zfopen fopen
1470 # define zfdopen fdopen
1471
1472 # endif
1473 # ifdef __IBMC__
1474 /* IBM C */
1475
1476 /* 64-bit stat functions */
1477
1478 /* 64-bit fseeko */
1479
1480 /* 64-bit ftello */
1481
1482 /* 64-bit fopen */
1483
1484 # endif
1485
1486 # endif /* WIN32 */
1487
1488 #else
1489 /* No Large File Support */
1490
1491 # ifndef REGULUS /* returns the inode number on success(!)...argh argh argh */
1492 # define zstat stat
1493 # endif
1494 # define zfstat fstat
1495 # define zlseek lseek
1496 # define zfseeko fseek
1497 # define zftello ftell
1498 # define zfopen fopen
1499 # define zfdopen fdopen
1500
1501 # if defined(UNIX) || defined(VMS) || defined(WIN32)
1502 /* For these systems, implement "64bit file vs. 32bit prog" check */
1503 # ifndef DO_SAFECHECK_2GB
1504 # define DO_SAFECHECK_2GB
1505 # endif
1506 # endif
1507
1508 #endif
1509
1510 /* No "64bit file vs. 32bit prog" check for SFX stub, to save space */
1511 #if (defined(DO_SAFECHECK_2GB) && defined(SFX))
1512 # undef DO_SAFECHECK_2GB
1513 #endif
1514
1515 #ifndef SSTAT
1516 # ifdef WILD_STAT_BUG
1517 # define SSTAT(path,pbuf) (iswild(path) || zstat(path,pbuf))
1518 # else
1519 # define SSTAT zstat
1520 # endif
1521 #endif
1522
1523
1524 /* Default fzofft() format selection. */
1525
1526 #ifndef FZOFFT_FMT
1527
1528 # ifdef LARGE_FILE_SUPPORT
1529 # define FZOFFT_FMT "ll"
1530 # define FZOFFT_HEX_WID_VALUE "16"
1531 # else /* def LARGE_FILE_SUPPORT */
1532 # define FZOFFT_FMT "l"
1533 # define FZOFFT_HEX_WID_VALUE "8"
1534 # endif /* def LARGE_FILE_SUPPORT */
1535
1536 #endif /* ndef FZOFFT_FMT */
1537
1538 #define FZOFFT_HEX_WID ((char *) -1)
1539 #define FZOFFT_HEX_DOT_WID ((char *) -2)
1540
1541 #define FZOFFT_NUM 4 /* Number of chambers. */
1542 #define FZOFFT_LEN 24 /* Number of characters/chamber. */
1543
1544
1545 #ifdef SHORT_SYMS /* Mark Williams C, ...? */
1546 # define extract_or_test_files xtr_or_tst_files
1547 # define extract_or_test_member xtr_or_tst_member
1548 #endif
1549
1550 #ifdef REALLY_SHORT_SYMS /* TOPS-20 linker: first 6 chars */
1551 # define process_cdir_file_hdr XXpcdfh
1552 # define process_local_file_hdr XXplfh
1553 # define extract_or_test_files XXxotf /* necessary? */
1554 # define extract_or_test_member XXxotm /* necessary? */
1555 # define check_for_newer XXcfn
1556 # define overwrite_all XXoa
1557 # define process_all_files XXpaf
1558 # define extra_field XXef
1559 # define explode_lit8 XXel8
1560 # define explode_lit4 XXel4
1561 # define explode_nolit8 XXnl8
1562 # define explode_nolit4 XXnl4
1563 # define cpdist8 XXcpdist8
1564 # define inflate_codes XXic
1565 # define inflate_stored XXis
1566 # define inflate_fixed XXif
1567 # define inflate_dynamic XXid
1568 # define inflate_block XXib
1569 # define maxcodemax XXmax
1570 #endif
1571
1572 #ifndef S_TIME_T_MAX /* max value of signed (>= 32-bit) time_t */
1573 # define S_TIME_T_MAX ((time_t)(ulg)0x7fffffffL)
1574 #endif
1575 #ifndef U_TIME_T_MAX /* max value of unsigned (>= 32-bit) time_t */
1576 # define U_TIME_T_MAX ((time_t)(ulg)0xffffffffL)
1577 #endif
1578 #ifdef DOSTIME_MINIMUM /* min DOSTIME value (1980-01-01) */
1579 # undef DOSTIME_MINIMUM
1580 #endif
1581 #define DOSTIME_MINIMUM ((ulg)0x00210000L)
1582 #ifdef DOSTIME_2038_01_18 /* approximate DOSTIME equivalent of */
1583 # undef DOSTIME_2038_01_18 /* the signed-32-bit time_t limit */
1584 #endif
1585 #define DOSTIME_2038_01_18 ((ulg)0x74320000L)
1586
1587 #ifdef QDOS
1588 # define ZSUFX "_zip"
1589 # define ALT_ZSUFX ".zip"
1590 #else
1591 # ifdef RISCOS
1592 # define ZSUFX "/zip"
1593 # else
1594 # define ZSUFX ".zip"
1595 # endif
1596 # define ALT_ZSUFX ".ZIP" /* Unix-only so far (only case-sensitive fs) */
1597 #endif
1598
1599 #define CENTRAL_HDR_SIG "\001\002" /* the infamous "PK" signature bytes, */
1600 #define LOCAL_HDR_SIG "\003\004" /* w/o "PK" (so unzip executable not */
1601 #define END_CENTRAL_SIG "\005\006" /* mistaken for zipfile itself) */
1602 #define EXTD_LOCAL_SIG "\007\010" /* [ASCII "\113" == EBCDIC "\080" ??] */
1603
1604 /** internal-only return codes **/
1605 #define IZ_DIR 76 /* potential zipfile is a directory */
1606 /* special return codes for mapname() */
1607 #define MPN_OK 0 /* mapname successful */
1608 #define MPN_INF_TRUNC (1<<8) /* caution - filename truncated */
1609 #define MPN_INF_SKIP (2<<8) /* info - skipped because nothing to do */
1610 #define MPN_ERR_SKIP (3<<8) /* error - entry skipped */
1611 #define MPN_ERR_TOOLONG (4<<8) /* error - path too long */
1612 #define MPN_NOMEM (10<<8) /* error - out of memory, file skipped */
1613 #define MPN_CREATED_DIR (16<<8) /* directory created: set time & permission */
1614 #define MPN_VOL_LABEL (17<<8) /* volume label, but can't set on hard disk */
1615 #define MPN_INVALID (99<<8) /* internal logic error, should never reach */
1616 /* mask for internal mapname&checkdir return codes */
1617 #define MPN_MASK 0x7F00
1618 /* error code for extracting/testing extra field blocks */
1619 #define IZ_EF_TRUNC 79 /* local extra field truncated (PKZIP'd) */
1620
1621 /* choice of activities for do_string() */
1622 #define SKIP 0 /* skip header block */
1623 #define DISPLAY 1 /* display archive comment (ASCII) */
1624 #define DISPL_8 5 /* display file comment (ext. ASCII) */
1625 #define DS_FN 2 /* read filename (ext. ASCII, chead) */
1626 #define DS_FN_C 2 /* read filename from central header */
1627 #define DS_FN_L 6 /* read filename from local header */
1628 #define EXTRA_FIELD 3 /* copy extra field into buffer */
1629 #define DS_EF 3
1630 #ifdef AMIGA
1631 # define FILENOTE 4 /* convert file comment to filenote */
1632 #endif
1633 #if (defined(SFX) && defined(CHEAP_SFX_AUTORUN))
1634 # define CHECK_AUTORUN 7 /* copy command, display remainder */
1635 # define CHECK_AUTORUN_Q 8 /* copy command, skip remainder */
1636 #endif
1637
1638 #define DOES_NOT_EXIST -1 /* return values for check_for_newer() */
1639 #define EXISTS_AND_OLDER 0
1640 #define EXISTS_AND_NEWER 1
1641
1642 #define OVERWRT_QUERY 0 /* status values for G.overwrite_mode */
1643 #define OVERWRT_ALWAYS 1
1644 #define OVERWRT_NEVER 2
1645
1646 #define IS_OVERWRT_ALL (G.overwrite_mode == OVERWRT_ALWAYS)
1647 #define IS_OVERWRT_NONE (G.overwrite_mode == OVERWRT_NEVER)
1648
1649 #ifdef VMS
1650 /* return codes for VMS-specific open_outfile() function */
1651 # define OPENOUT_OK 0 /* file openend normally */
1652 # define OPENOUT_FAILED 1 /* file open failed */
1653 # define OPENOUT_SKIPOK 2 /* file not opened, skip at error level OK */
1654 # define OPENOUT_SKIPWARN 3 /* file not opened, skip at error level WARN */
1655 #endif /* VMS */
1656
1657 #define ROOT 0 /* checkdir() extract-to path: called once */
1658 #define INIT 1 /* allocate buildpath: called once per member */
1659 #define APPEND_DIR 2 /* append a dir comp.: many times per member */
1660 #define APPEND_NAME 3 /* append actual filename: once per member */
1661 #define GETPATH 4 /* retrieve the complete path and free it */
1662 #define END 5 /* free root path prior to exiting program */
1663
1664 /* version_made_by codes (central dir): make sure these */
1665 /* are not defined on their respective systems!! */
1666 #define FS_FAT_ 0 /* filesystem used by MS-DOS, OS/2, Win32 */
1667 #define AMIGA_ 1
1668 #define VMS_ 2
1669 #define UNIX_ 3
1670 #define VM_CMS_ 4
1671 #define ATARI_ 5 /* what if it's a minix filesystem? [cjh] */
1672 #define FS_HPFS_ 6 /* filesystem used by OS/2 (and NT 3.x) */
1673 #define MAC_ 7 /* HFS filesystem used by MacOS */
1674 #define Z_SYSTEM_ 8
1675 #define CPM_ 9
1676 #define TOPS20_ 10
1677 #define FS_NTFS_ 11 /* filesystem used by Windows NT */
1678 #define QDOS_ 12
1679 #define ACORN_ 13 /* Archimedes Acorn RISC OS */
1680 #define FS_VFAT_ 14 /* filesystem used by Windows 95, NT */
1681 #define MVS_ 15
1682 #define BEOS_ 16 /* hybrid POSIX/database filesystem */
1683 #define TANDEM_ 17 /* Tandem NSK */
1684 #define THEOS_ 18 /* THEOS */
1685 #define MAC_OSX_ 19 /* Mac OS/X (Darwin) */
1686 #define ATHEOS_ 30 /* AtheOS */
1687 #define NUM_HOSTS 31 /* index of last system + 1 */
1688 /* don't forget to update zipinfo.c appropiately if NUM_HOSTS changes! */
1689
1690 #define STORED 0 /* compression methods */
1691 #define SHRUNK 1
1692 #define REDUCED1 2
1693 #define REDUCED2 3
1694 #define REDUCED3 4
1695 #define REDUCED4 5
1696 #define IMPLODED 6
1697 #define TOKENIZED 7
1698 #define DEFLATED 8
1699 #define ENHDEFLATED 9
1700 #define DCLIMPLODED 10
1701 #define BZIPPED 12
1702 #define LZMAED 14
1703 #define IBMTERSED 18
1704 #define IBMLZ77ED 19
1705 #define WAVPACKED 97
1706 #define PPMDED 98
1707 #define NUM_METHODS 17 /* number of known method IDs */
1708 /* don't forget to update list.c (list_files()), extract.c and zipinfo.c
1709 * appropriately if NUM_METHODS changes */
1710
1711 /* (the PK-class error codes are public and have been moved into unzip.h) */
1712
1713 #define DF_MDY 0 /* date format 10/26/91 (USA only) */
1714 #define DF_DMY 1 /* date format 26/10/91 (most of the world) */
1715 #define DF_YMD 2 /* date format 91/10/26 (a few countries) */
1716
1717 /*---------------------------------------------------------------------------
1718 Extra-field block ID values and offset info.
1719 ---------------------------------------------------------------------------*/
1720 /* extra-field ID values, all little-endian: */
1721 #define EF_PKSZ64 0x0001 /* PKWARE's 64-bit filesize extensions */
1722 #define EF_AV 0x0007 /* PKWARE's authenticity verification */
1723 #define EF_EFS 0x0008 /* PKWARE's extended language encoding */
1724 #define EF_OS2 0x0009 /* OS/2 extended attributes */
1725 #define EF_PKW32 0x000a /* PKWARE's Win95/98/WinNT filetimes */
1726 #define EF_PKVMS 0x000c /* PKWARE's VMS */
1727 #define EF_PKUNIX 0x000d /* PKWARE's Unix */
1728 #define EF_PKFORK 0x000e /* PKWARE's future stream/fork descriptors */
1729 #define EF_PKPATCH 0x000f /* PKWARE's patch descriptor */
1730 #define EF_PKPKCS7 0x0014 /* PKWARE's PKCS#7 store for X.509 Certs */
1731 #define EF_PKFX509 0x0015 /* PKWARE's file X.509 Cert&Signature ID */
1732 #define EF_PKCX509 0x0016 /* PKWARE's central dir X.509 Cert ID */
1733 #define EF_PKENCRHD 0x0017 /* PKWARE's Strong Encryption header */
1734 #define EF_PKRMCTL 0x0018 /* PKWARE's Record Management Controls*/
1735 #define EF_PKLSTCS7 0x0019 /* PKWARE's PKCS#7 Encr. Recipient Cert List */
1736 #define EF_PKIBM 0x0065 /* PKWARE's IBM S/390 & AS/400 attributes */
1737 #define EF_PKIBM2 0x0066 /* PKWARE's IBM S/390 & AS/400 compr. attribs */
1738 #define EF_IZVMS 0x4d49 /* Info-ZIP's VMS ("IM") */
1739 #define EF_IZUNIX 0x5855 /* Info-ZIP's first Unix[1] ("UX") */
1740 #define EF_IZUNIX2 0x7855 /* Info-ZIP's second Unix[2] ("Ux") */
1741 #define EF_IZUNIX3 0x7875 /* Info-ZIP's newest Unix[3] ("ux") */
1742 #define EF_TIME 0x5455 /* universal timestamp ("UT") */
1743 #define EF_UNIPATH 0x7075 /* Info-ZIP Unicode Path ("up") */
1744 #define EF_UNICOMNT 0x6375 /* Info-ZIP Unicode Comment ("uc") */
1745 #define EF_MAC3 0x334d /* Info-ZIP's new Macintosh (= "M3") */
1746 #define EF_JLMAC 0x07c8 /* Johnny Lee's old Macintosh (= 1992) */
1747 #define EF_ZIPIT 0x2605 /* Thomas Brown's Macintosh (ZipIt) */
1748 #define EF_ZIPIT2 0x2705 /* T. Brown's Mac (ZipIt) v 1.3.8 and newer ? */
1749 #define EF_SMARTZIP 0x4d63 /* Mac SmartZip by Marco Bambini */
1750 #define EF_VMCMS 0x4704 /* Info-ZIP's VM/CMS ("\004G") */
1751 #define EF_MVS 0x470f /* Info-ZIP's MVS ("\017G") */
1752 #define EF_ACL 0x4c41 /* (OS/2) access control list ("AL") */
1753 #define EF_NTSD 0x4453 /* NT security descriptor ("SD") */
1754 #define EF_ATHEOS 0x7441 /* AtheOS ("At") */
1755 #define EF_BEOS 0x6542 /* BeOS ("Be") */
1756 #define EF_QDOS 0xfb4a /* SMS/QDOS ("J\373") */
1757 #define EF_AOSVS 0x5356 /* AOS/VS ("VS") */
1758 #define EF_SPARK 0x4341 /* David Pilling's Acorn/SparkFS ("AC") */
1759 #define EF_TANDEM 0x4154 /* Tandem NSK ("TA") */
1760 #define EF_THEOS 0x6854 /* Jean-Michel Dubois' Theos "Th" */
1761 #define EF_THEOSO 0x4854 /* old Theos port */
1762 #define EF_MD5 0x4b46 /* Fred Kantor's MD5 ("FK") */
1763 #define EF_ASIUNIX 0x756e /* ASi's Unix ("nu") */
1764
1765 #define EB_HEADSIZE 4 /* length of extra field block header */
1766 #define EB_ID 0 /* offset of block ID in header */
1767 #define EB_LEN 2 /* offset of data length field in header */
1768 #define EB_UCSIZE_P 0 /* offset of ucsize field in compr. data */
1769 #define EB_CMPRHEADLEN 6 /* lenght of compression header */
1770
1771 #define EB_UX_MINLEN 8 /* minimal "UX" field contains atime, mtime */
1772 #define EB_UX_FULLSIZE 12 /* full "UX" field (atime, mtime, uid, gid) */
1773 #define EB_UX_ATIME 0 /* offset of atime in "UX" extra field data */
1774 #define EB_UX_MTIME 4 /* offset of mtime in "UX" extra field data */
1775 #define EB_UX_UID 8 /* byte offset of UID in "UX" field data */
1776 #define EB_UX_GID 10 /* byte offset of GID in "UX" field data */
1777
1778 #define EB_UX2_MINLEN 4 /* minimal "Ux" field contains UID/GID */
1779 #define EB_UX2_UID 0 /* byte offset of UID in "Ux" field data */
1780 #define EB_UX2_GID 2 /* byte offset of GID in "Ux" field data */
1781 #define EB_UX2_VALID (1 << 8) /* UID/GID present */
1782
1783 #define EB_UX3_MINLEN 7 /* minimal "ux" field size (2-byte UID/GID) */
1784
1785 #define EB_UT_MINLEN 1 /* minimal UT field contains Flags byte */
1786 #define EB_UT_FLAGS 0 /* byte offset of Flags field */
1787 #define EB_UT_TIME1 1 /* byte offset of 1st time value */
1788 #define EB_UT_FL_MTIME (1 << 0) /* mtime present */
1789 #define EB_UT_FL_ATIME (1 << 1) /* atime present */
1790 #define EB_UT_FL_CTIME (1 << 2) /* ctime present */
1791
1792 #define EB_FLGS_OFFS 4 /* offset of flags area in generic compressed
1793 extra field blocks (BEOS, MAC, and others) */
1794 #define EB_OS2_HLEN 4 /* size of OS2/ACL compressed data header */
1795 #define EB_BEOS_HLEN 5 /* length of BeOS&AtheOS e.f attribute header */
1796 #define EB_BE_FL_UNCMPR 0x01 /* "BeOS&AtheOS attribs uncompr." bit flag */
1797 #define EB_MAC3_HLEN 14 /* length of Mac3 attribute block header */
1798 #define EB_SMARTZIP_HLEN 64 /* fixed length of the SmartZip extra field */
1799 #define EB_M3_FL_DATFRK 0x01 /* "this entry is data fork" flag */
1800 #define EB_M3_FL_UNCMPR 0x04 /* "Mac3 attributes uncompressed" bit flag */
1801 #define EB_M3_FL_TIME64 0x08 /* "Mac3 time fields are 64 bit wide" flag */
1802 #define EB_M3_FL_NOUTC 0x10 /* "Mac3 timezone offset fields missing" flag */
1803
1804 #define EB_NTSD_C_LEN 4 /* length of central NT security data */
1805 #define EB_NTSD_L_LEN 5 /* length of minimal local NT security data */
1806 #define EB_NTSD_VERSION 4 /* offset of NTSD version byte */
1807 #define EB_NTSD_MAX_VER (0) /* maximum version # we know how to handle */
1808
1809 #define EB_ASI_CRC32 0 /* offset of ASI Unix field's crc32 checksum */
1810 #define EB_ASI_MODE 4 /* offset of ASI Unix permission mode field */
1811
1812 #define EB_IZVMS_HLEN 12 /* length of IZVMS attribute block header */
1813 #define EB_IZVMS_FLGS 4 /* offset of compression type flag */
1814 #define EB_IZVMS_UCSIZ 6 /* offset of ucsize field in IZVMS header */
1815 #define EB_IZVMS_BCMASK 07 /* 3 bits for compression type */
1816 #define EB_IZVMS_BCSTOR 0 /* Stored */
1817 #define EB_IZVMS_BC00 1 /* 0byte -> 0bit compression */
1818 #define EB_IZVMS_BCDEFL 2 /* Deflated */
1819
1820
1821 /*---------------------------------------------------------------------------
1822 True sizes of the various headers (excluding their 4-byte signatures),
1823 as defined by PKWARE--so it is not likely that these will ever change.
1824 But if they do, make sure both these defines AND the typedefs below get
1825 updated accordingly.
1826
1827 12/27/2006
1828 The Zip64 End Of Central Directory record is variable size and now
1829 comes in two flavors, version 1 and the new version 2 that supports
1830 central directory encryption. We only use the old fields at the
1831 top of the Zip64 EOCDR, and this block is a fixed size still, but
1832 need to be aware of the stuff following.
1833 ---------------------------------------------------------------------------*/
1834 #define LREC_SIZE 26 /* lengths of local file headers, central */
1835 #define CREC_SIZE 42 /* directory headers, end-of-central-dir */
1836 #define ECREC_SIZE 18 /* record, zip64 end-of-cent-dir locator */
1837 #define ECLOC64_SIZE 16 /* and zip64 end-of-central-dir record, */
1838 #define ECREC64_SIZE 52 /* respectively */
1839
1840 #define MAX_BITS 13 /* used in unshrink() */
1841 #define HSIZE (1 << MAX_BITS) /* size of global work area */
1842
1843 #define LF 10 /* '\n' on ASCII machines; must be 10 due to EBCDIC */
1844 #define CR 13 /* '\r' on ASCII machines; must be 13 due to EBCDIC */
1845 #define CTRLZ 26 /* DOS & OS/2 EOF marker (used in fileio.c, vms.c) */
1846
1847 #ifdef EBCDIC
1848 # define foreign(c) ascii[(uch)(c)]
1849 # define native(c) ebcdic[(uch)(c)]
1850 # define NATIVE "EBCDIC"
1851 # define NOANSIFILT
1852 #endif
1853
1854 #ifdef VMS
1855 # define ENV_UNZIP "UNZIP_OPTS" /* names of environment variables */
1856 # define ENV_ZIPINFO "ZIPINFO_OPTS"
1857 #endif /* VMS */
1858 #ifdef RISCOS
1859 # define ENV_UNZIP "Unzip$Options"
1860 # define ENV_ZIPINFO "Zipinfo$Options"
1861 # define ENV_UNZIPEXTS "Unzip$Exts"
1862 #endif /* RISCOS */
1863 #ifndef ENV_UNZIP
1864 # define ENV_UNZIP "UNZIP" /* the standard names */
1865 # define ENV_ZIPINFO "ZIPINFO"
1866 #endif
1867 #define ENV_UNZIP2 "UNZIPOPT" /* alternate names, for zip compat. */
1868 #define ENV_ZIPINFO2 "ZIPINFOOPT"
1869
1870 #if (!defined(QQ) && !defined(NOQQ))
1871 # define QQ
1872 #endif
1873
1874 #ifdef QQ /* Newtware version: no file */
1875 # define QCOND (!uO.qflag) /* comments with -vq or -vqq */
1876 #else /* Bill Davidsen version: no way to */
1877 # define QCOND (longhdr) /* kill file comments when listing */
1878 #endif
1879
1880 #ifdef OLD_QQ
1881 # define QCOND2 (uO.qflag < 2)
1882 #else
1883 # define QCOND2 (!uO.qflag)
1884 #endif
1885
1886 #ifdef WILD_STOP_AT_DIR
1887 # define __WDLPRO , int sepc
1888 # define __WDL , sepc
1889 # define __WDLDEF int sepc;
1890 # define WISEP , (uO.W_flag ? '/' : '\0')
1891 #else
1892 # define __WDLPRO
1893 # define __WDL
1894 # define __WDLDEF
1895 # define WISEP
1896 #endif
1897
1898
1899
1900
1901 /**************/
1902 /* Typedefs */
1903 /**************/
1904
1905 #ifdef ZIP64_SUPPORT
1906 # ifndef Z_UINT8_DEFINED
1907 # if (defined(__GNUC__) || defined(__hpux) || defined(__SUNPRO_C))
1908 typedef unsigned long long z_uint8;
1909 # else
1910 typedef unsigned __int64 z_uint8;
1911 # endif
1912 # define Z_UINT8_DEFINED
1913 # endif
1914 #endif
1915 #ifndef Z_UINT4_DEFINED
1916 # if (defined(MODERN) && !defined(NO_LIMITS_H))
1917 # if (defined(UINT_MAX) && (UINT_MAX == 0xffffffffUL))
1918 typedef unsigned int z_uint4;
1919 # define Z_UINT4_DEFINED
1920 # else
1921 # if (defined(ULONG_MAX) && (ULONG_MAX == 0xffffffffUL))
1922 typedef unsigned long z_uint4;
1923 # define Z_UINT4_DEFINED
1924 # else
1925 # if (defined(USHRT_MAX) && (USHRT_MAX == 0xffffffffUL))
1926 typedef unsigned short z_uint4;
1927 # define Z_UINT4_DEFINED
1928 # endif
1929 # endif
1930 # endif
1931 # endif /* MODERN && !NO_LIMITS_H */
1932 #endif /* !Z_UINT4_DEFINED */
1933 #ifndef Z_UINT4_DEFINED
1934 typedef ulg z_uint4;
1935 # define Z_UINT4_DEFINED
1936 #endif
1937
1938 /* The following three user-defined unsigned integer types are used for
1939 holding zipfile entities (required widths without / with Zip64 support):
1940 a) sizes and offset of zipfile entries
1941 (4 bytes / 8 bytes)
1942 b) enumeration and counts of zipfile entries
1943 (2 bytes / 8 bytes)
1944 Remark: internally, we use 4 bytes for archive member counting in the
1945 No-Zip64 case, because UnZip supports more than 64k entries for
1946 classic Zip archives without Zip64 extensions.
1947 c) enumeration and counts of zipfile volumes of multivolume archives
1948 (2 bytes / 4 bytes)
1949 */
1950 #ifdef ZIP64_SUPPORT
1951 typedef z_uint8 zusz_t; /* zipentry sizes & offsets */
1952 typedef z_uint8 zucn_t; /* archive entry counts */
1953 typedef z_uint4 zuvl_t; /* multivolume numbers */
1954 # define MASK_ZUCN64 (~(zucn_t)0)
1955 /* In case we ever get to support an environment where z_uint8 may be WIDER
1956 than 64 bit wide, we will have to apply a construct similar to
1957 #define MASK_ZUCN64 (~(zucn_t)0 & (zucn_t)0xffffffffffffffffULL)
1958 for the 64-bit mask.
1959 */
1960 #else
1961 typedef ulg zusz_t; /* zipentry sizes & offsets */
1962 typedef unsigned int zucn_t; /* archive entry counts */
1963 typedef unsigned short zuvl_t; /* multivolume numbers */
1964 # define MASK_ZUCN64 (~(zucn_t)0)
1965 #endif
1966 #define MASK_ZUCN16 ((zucn_t)0xFFFF)
1967
1968 #ifdef NO_UID_GID
1969 # ifdef UID_USHORT
1970 typedef unsigned short uid_t; /* TI SysV.3 */
1971 typedef unsigned short gid_t;
1972 # else
1973 typedef unsigned int uid_t; /* SCO Xenix */
1974 typedef unsigned int gid_t;
1975 # endif
1976 #endif
1977
1978 #if (defined(GOT_UTIMBUF) || defined(sgi) || defined(ATARI))
1979 typedef struct utimbuf ztimbuf;
1980 #else
1981 typedef struct ztimbuf {
1982 time_t actime; /* new access time */
1983 time_t modtime; /* new modification time */
1984 } ztimbuf;
1985 #endif
1986
1987 typedef struct iztimes {
1988 time_t atime; /* new access time */
1989 time_t mtime; /* new modification time */
1990 time_t ctime; /* used for creation time; NOT same as st_ctime */
1991 } iztimes;
1992
1993 #ifdef SET_DIR_ATTRIB
1994 typedef struct direntry { /* head of system-specific struct holding */
1995 struct direntry *next; /* defered directory attributes info */
1996 char *fn; /* filename of directory */
1997 char buf[1]; /* start of system-specific internal data */
1998 } direntry;
1999 #endif /* SET_DIR_ATTRIB */
2000
2001 #ifdef SYMLINKS
2002 typedef struct slinkentry { /* info for deferred symlink creation */
2003 struct slinkentry *next; /* pointer to next entry in chain */
2004 extent targetlen; /* length of target filespec */
2005 extent attriblen; /* length of system-specific attrib data */
2006 char *target; /* pointer to target filespec */
2007 char *fname; /* pointer to name of link */
2008 char buf[1]; /* data/name/link buffer */
2009 } slinkentry;
2010 #endif /* SYMLINKS */
2011
2012 typedef struct min_info {
2013 zoff_t offset;
2014 zusz_t compr_size; /* compressed size (needed if extended header) */
2015 zusz_t uncompr_size; /* uncompressed size (needed if extended header) */
2016 ulg crc; /* crc (needed if extended header) */
2017 zuvl_t diskstart; /* no of volume where this entry starts */
2018 uch hostver;
2019 uch hostnum;
2020 unsigned file_attr; /* local flavor, as used by creat(), chmod()... */
2021 unsigned encrypted : 1; /* file encrypted: decrypt before uncompressing */
2022 unsigned ExtLocHdr : 1; /* use time instead of CRC for decrypt check */
2023 unsigned textfile : 1; /* file is text (according to zip) */
2024 unsigned textmode : 1; /* file is to be extracted as text */
2025 unsigned lcflag : 1; /* convert filename to lowercase */
2026 unsigned vollabel : 1; /* "file" is an MS-DOS volume (disk) label */
2027 #ifdef SYMLINKS
2028 unsigned symlink : 1; /* file is a symbolic link */
2029 #endif
2030 unsigned HasUxAtt : 1; /* crec ext_file_attr has Unix style mode bits */
2031 #ifdef UNICODE_SUPPORT
2032 unsigned GPFIsUTF8: 1; /* crec gen_purpose_flag UTF-8 bit 11 is set */
2033 #endif
2034 #ifndef SFX
2035 char Far *cfilname; /* central header version of filename */
2036 #endif
2037 } min_info;
2038
2039 typedef struct VMStimbuf {
2040 char *revdate; /* (both roughly correspond to Unix modtime/st_mtime) */
2041 char *credate;
2042 } VMStimbuf;
2043
2044 /*---------------------------------------------------------------------------
2045 Zipfile work area declarations.
2046 ---------------------------------------------------------------------------*/
2047
2048 #ifdef MALLOC_WORK
2049 union work {
2050 struct { /* unshrink(): */
2051 shrint *Parent; /* pointer to (8192 * sizeof(shrint)) */
2052 uch *value; /* pointer to 8KB char buffer */
2053 uch *Stack; /* pointer to another 8KB char buffer */
2054 } shrink;
2055 uch *Slide; /* explode(), inflate(), unreduce() */
2056 };
2057 #else /* !MALLOC_WORK */
2058 union work {
2059 struct { /* unshrink(): */
2060 shrint Parent[HSIZE]; /* (8192 * sizeof(shrint)) == 16KB minimum */
2061 uch value[HSIZE]; /* 8KB */
2062 uch Stack[HSIZE]; /* 8KB */
2063 } shrink; /* total = 32KB minimum; 80KB on Cray/Alpha */
2064 uch Slide[WSIZE]; /* explode(), inflate(), unreduce() */
2065 };
2066 #endif /* ?MALLOC_WORK */
2067
2068 #define slide G.area.Slide
2069
2070 #if (defined(DLL) && !defined(NO_SLIDE_REDIR))
2071 # define redirSlide G.redirect_sldptr
2072 #else
2073 # define redirSlide G.area.Slide
2074 #endif
2075
2076 /*---------------------------------------------------------------------------
2077 Zipfile layout declarations. If these headers ever change, make sure the
2078 xxREC_SIZE defines (above) change with them!
2079 ---------------------------------------------------------------------------*/
2080
2081 typedef uch local_byte_hdr[ LREC_SIZE ];
2082 # define L_VERSION_NEEDED_TO_EXTRACT_0 0
2083 # define L_VERSION_NEEDED_TO_EXTRACT_1 1
2084 # define L_GENERAL_PURPOSE_BIT_FLAG 2
2085 # define L_COMPRESSION_METHOD 4
2086 # define L_LAST_MOD_DOS_DATETIME 6
2087 # define L_CRC32 10
2088 # define L_COMPRESSED_SIZE 14
2089 # define L_UNCOMPRESSED_SIZE 18
2090 # define L_FILENAME_LENGTH 22
2091 # define L_EXTRA_FIELD_LENGTH 24
2092
2093 typedef uch cdir_byte_hdr[ CREC_SIZE ];
2094 # define C_VERSION_MADE_BY_0 0
2095 # define C_VERSION_MADE_BY_1 1
2096 # define C_VERSION_NEEDED_TO_EXTRACT_0 2
2097 # define C_VERSION_NEEDED_TO_EXTRACT_1 3
2098 # define C_GENERAL_PURPOSE_BIT_FLAG 4
2099 # define C_COMPRESSION_METHOD 6
2100 # define C_LAST_MOD_DOS_DATETIME 8
2101 # define C_CRC32 12
2102 # define C_COMPRESSED_SIZE 16
2103 # define C_UNCOMPRESSED_SIZE 20
2104 # define C_FILENAME_LENGTH 24
2105 # define C_EXTRA_FIELD_LENGTH 26
2106 # define C_FILE_COMMENT_LENGTH 28
2107 # define C_DISK_NUMBER_START 30
2108 # define C_INTERNAL_FILE_ATTRIBUTES 32
2109 # define C_EXTERNAL_FILE_ATTRIBUTES 34
2110 # define C_RELATIVE_OFFSET_LOCAL_HEADER 38
2111
2112 typedef uch ec_byte_rec[ ECREC_SIZE+4 ];
2113 /* define SIGNATURE 0 space-holder only */
2114 # define NUMBER_THIS_DISK 4
2115 # define NUM_DISK_WITH_START_CEN_DIR 6
2116 # define NUM_ENTRIES_CEN_DIR_THS_DISK 8
2117 # define TOTAL_ENTRIES_CENTRAL_DIR 10
2118 # define SIZE_CENTRAL_DIRECTORY 12
2119 # define OFFSET_START_CENTRAL_DIRECTORY 16
2120 # define ZIPFILE_COMMENT_LENGTH 20
2121
2122 typedef uch ec_byte_loc64[ ECLOC64_SIZE+4 ];
2123 # define NUM_DISK_START_EOCDR64 4
2124 # define OFFSET_START_EOCDR64 8
2125 # define NUM_THIS_DISK_LOC64 16
2126
2127 typedef uch ec_byte_rec64[ ECREC64_SIZE+4 ];
2128 # define ECREC64_LENGTH 4
2129 # define EC_VERSION_MADE_BY_0 12
2130 # define EC_VERSION_NEEDED_0 14
2131 # define NUMBER_THIS_DSK_REC64 16
2132 # define NUM_DISK_START_CEN_DIR64 20
2133 # define NUM_ENTRIES_CEN_DIR_THS_DISK64 24
2134 # define TOTAL_ENTRIES_CENTRAL_DIR64 32
2135 # define SIZE_CENTRAL_DIRECTORY64 40
2136 # define OFFSET_START_CENTRAL_DIRECT64 48
2137
2138
2139 /* The following structs are used to hold all header data of a zip entry.
2140 Traditionally, the structs' layouts followed the data layout of the
2141 corresponding zipfile header structures. However, the zipfile header
2142 layouts were designed in the old ages of 16-bit CPUs, they are subject
2143 to structure padding and/or alignment issues on newer systems with a
2144 "natural word width" of more than 2 bytes.
2145 Please note that the structure members are now reordered by size
2146 (top-down), to prevent internal padding and optimize memory usage!
2147 */
2148 typedef struct local_file_header { /* LOCAL */
2149 zusz_t csize;
2150 zusz_t ucsize;
2151 ulg last_mod_dos_datetime;
2152 ulg crc32;
2153 uch version_needed_to_extract[2];
2154 ush general_purpose_bit_flag;
2155 ush compression_method;
2156 ush filename_length;
2157 ush extra_field_length;
2158 } local_file_hdr;
2159
2160 typedef struct central_directory_file_header { /* CENTRAL */
2161 zusz_t csize;
2162 zusz_t ucsize;
2163 zusz_t relative_offset_local_header;
2164 ulg last_mod_dos_datetime;
2165 ulg crc32;
2166 ulg external_file_attributes;
2167 zuvl_t disk_number_start;
2168 ush internal_file_attributes;
2169 uch version_made_by[2];
2170 uch version_needed_to_extract[2];
2171 ush general_purpose_bit_flag;
2172 ush compression_method;
2173 ush filename_length;
2174 ush extra_field_length;
2175 ush file_comment_length;
2176 } cdir_file_hdr;
2177
2178 typedef struct end_central_dir_record { /* END CENTRAL */
2179 zusz_t size_central_directory;
2180 zusz_t offset_start_central_directory;
2181 zucn_t num_entries_centrl_dir_ths_disk;
2182 zucn_t total_entries_central_dir;
2183 zuvl_t number_this_disk;
2184 zuvl_t num_disk_start_cdir;
2185 int have_ecr64; /* valid Zip64 ecdir-record exists */
2186 int is_zip64_archive; /* Zip64 ecdir-record is mandatory */
2187 ush zipfile_comment_length;
2188 } ecdir_rec;
2189
2190
2191 /* Huffman code lookup table entry--this entry is four bytes for machines
2192 that have 16-bit pointers (e.g. PC's in the small or medium model).
2193 Valid extra bits are 0..16. e == 31 is EOB (end of block), e == 32
2194 means that v is a literal, 32 < e < 64 means that v is a pointer to
2195 the next table, which codes (e & 31) bits, and lastly e == 99 indicates
2196 an unused code. If a code with e == 99 is looked up, this implies an
2197 error in the data. */
2198
2199 struct huft {
2200 uch e; /* number of extra bits or operation */
2201 uch b; /* number of bits in this code or subcode */
2202 union {
2203 ush n; /* literal, length base, or distance base */
2204 struct huft *t; /* pointer to next level of table */
2205 } v;
2206 };
2207
2208
2209 typedef struct _APIDocStruct {
2210 char *compare;
2211 char *function;
2212 char *syntax;
2213 char *purpose;
2214 } APIDocStruct;
2215
2216
2217
2218
2219 /*************/
2220 /* Globals */
2221 /*************/
2222
2223 #if (defined(OS2) && !defined(FUNZIP))
2224 # include "os2/os2data.h"
2225 #endif
2226
2227 #include "globals.h"
2228
2229
2230
2231 /*************************/
2232 /* Function Prototypes */
2233 /*************************/
2234
2235 /*---------------------------------------------------------------------------
2236 Functions in unzip.c (initialization routines):
2237 ---------------------------------------------------------------------------*/
2238
2239 #ifndef WINDLL
2240 int MAIN OF((int argc, char **argv));
2241 int unzip OF((__GPRO__ int argc, char **argv));
2242 int uz_opts OF((__GPRO__ int *pargc, char ***pargv));
2243 int usage OF((__GPRO__ int error));
2244 #endif /* !WINDLL */
2245
2246 /*---------------------------------------------------------------------------
2247 Functions in process.c (main driver routines):
2248 ---------------------------------------------------------------------------*/
2249
2250 int process_zipfiles OF((__GPRO));
2251 void free_G_buffers OF((__GPRO));
2252 /* static int do_seekable OF((__GPRO__ int lastchance)); */
2253 /* static int find_ecrec OF((__GPRO__ long searchlen)); */
2254 /* static int process_central_comment OF((__GPRO)); */
2255 int process_cdir_file_hdr OF((__GPRO));
2256 int process_local_file_hdr OF((__GPRO));
2257 int getZip64Data OF((__GPRO__ ZCONST uch *ef_buf,
2258 unsigned ef_len));
2259 #ifdef UNICODE_SUPPORT
2260 int getUnicodeData OF((__GPRO__ ZCONST uch *ef_buf,
2261 unsigned ef_len));
2262 #endif
2263 unsigned ef_scan_for_izux OF((ZCONST uch *ef_buf, unsigned ef_len,
2264 int ef_is_c, ulg dos_mdatetime,
2265 iztimes *z_utim, ulg *z_uidgid));
2266 #if (defined(RISCOS) || defined(ACORN_FTYPE_NFS))
2267 zvoid *getRISCOSexfield OF((ZCONST uch *ef_buf, unsigned ef_len));
2268 #endif
2269
2270 #ifndef SFX
2271
2272 /*---------------------------------------------------------------------------
2273 Functions in zipinfo.c (`zipinfo-style' listing routines):
2274 ---------------------------------------------------------------------------*/
2275
2276 #ifndef NO_ZIPINFO
2277 #ifndef WINDLL
2278 int zi_opts OF((__GPRO__ int *pargc, char ***pargv));
2279 #endif
2280 void zi_end_central OF((__GPRO));
2281 int zipinfo OF((__GPRO));
2282 /* static int zi_long OF((__GPRO__ zusz_t *pEndprev)); */
2283 /* static int zi_short OF((__GPRO)); */
2284 /* static char *zi_time OF((__GPRO__ ZCONST ulg *datetimez,
2285 ZCONST time_t *modtimez, char *d_t_str));*/
2286 #endif /* !NO_ZIPINFO */
2287
2288 /*---------------------------------------------------------------------------
2289 Functions in list.c (generic zipfile-listing routines):
2290 ---------------------------------------------------------------------------*/
2291
2292 int list_files OF((__GPRO));
2293 #ifdef TIMESTAMP
2294 int get_time_stamp OF((__GPRO__ time_t *last_modtime,
2295 ulg *nmember));
2296 #endif
2297 int ratio OF((zusz_t uc, zusz_t c));
2298 void fnprint OF((__GPRO));
2299
2300 #endif /* !SFX */
2301
2302 /*---------------------------------------------------------------------------
2303 Functions in fileio.c:
2304 ---------------------------------------------------------------------------*/
2305
2306 int open_input_file OF((__GPRO));
2307 int open_outfile OF((__GPRO)); /* also vms.c */
2308 void undefer_input OF((__GPRO));
2309 void defer_leftover_input OF((__GPRO));
2310 unsigned readbuf OF((__GPRO__ char *buf, register unsigned len));
2311 int readbyte OF((__GPRO));
2312 int fillinbuf OF((__GPRO));
2313 int seek_zipf OF((__GPRO__ zoff_t abs_offset));
2314 #ifdef FUNZIP
2315 int flush OF((__GPRO__ ulg size)); /* actually funzip.c */
2316 #else
2317 int flush OF((__GPRO__ uch *buf, ulg size, int unshrink));
2318 #endif
2319 /* static int disk_error OF((__GPRO)); */
2320 void handler OF((int signal));
2321 time_t dos_to_unix_time OF((ulg dos_datetime));
2322 int check_for_newer OF((__GPRO__ char *filename)); /* os2,vmcms,vms */
2323 int do_string OF((__GPRO__ unsigned int length, int option));
2324 ush makeword OF((ZCONST uch *b));
2325 ulg makelong OF((ZCONST uch *sig));
2326 zusz_t makeint64 OF((ZCONST uch *sig));
2327 char *fzofft OF((__GPRO__ zoff_t val,
2328 ZCONST char *pre, ZCONST char *post));
2329 #if (!defined(STR_TO_ISO) || defined(NEED_STR2ISO))
2330 char *str2iso OF((char *dst, ZCONST char *src));
2331 #endif
2332 #if (!defined(STR_TO_OEM) || defined(NEED_STR2OEM))
2333 char *str2oem OF((char *dst, ZCONST char *src));
2334 #endif
2335 #ifdef NO_STRNICMP
2336 int zstrnicmp OF((register ZCONST char *s1,
2337 register ZCONST char *s2,
2338 register unsigned n));
2339 #endif
2340 #ifdef REGULUS
2341 int zstat OF((ZCONST char *p, struct stat *s));
2342 #endif
2343 #ifdef ZMEM /* MUST be ifdef'd because of conflicts with the standard def. */
2344 zvoid *memset OF((register zvoid *, register int, register unsigned int));
2345 int memcmp OF((register ZCONST zvoid*, register ZCONST zvoid *,
2346 register unsigned int));
2347 zvoid *memcpy OF((register zvoid *, register ZCONST zvoid *,
2348 register unsigned int));
2349 #endif
2350 #ifdef NEED_UZMBCLEN
2351 extent uzmbclen OF((ZCONST unsigned char *ptr));
2352 #endif
2353 #ifdef NEED_UZMBSCHR
2354 unsigned char *uzmbschr OF((ZCONST unsigned char *str, unsigned int c));
2355 #endif
2356 #ifdef NEED_UZMBSRCHR
2357 unsigned char *uzmbsrchr OF((ZCONST unsigned char *str, unsigned int c));
2358 #endif
2359 #ifdef SMALL_MEM
2360 char *fLoadFarString OF((__GPRO__ const char Far *sz));
2361 char *fLoadFarStringSmall OF((__GPRO__ const char Far *sz));
2362 char *fLoadFarStringSmall2 OF((__GPRO__ const char Far *sz));
2363 #ifndef zfstrcpy
2364 char Far * Far zfstrcpy OF((char Far *s1, const char Far *s2));
2365 #endif
2366 #if (!defined(SFX) && !defined(zfstrcmp))
2367 int Far zfstrcmp OF((const char Far *s1, const char Far *s2));
2368 #endif
2369 #endif
2370
2371
2372 /*---------------------------------------------------------------------------
2373 Functions in extract.c:
2374 ---------------------------------------------------------------------------*/
2375
2376 int extract_or_test_files OF((__GPRO));
2377 /* static int store_info OF((void)); */
2378 /* static int extract_or_test_member OF((__GPRO)); */
2379 /* static int TestExtraField OF((__GPRO__ uch *ef, unsigned ef_len)); */
2380 /* static int test_OS2 OF((__GPRO__ uch *eb, unsigned eb_size)); */
2381 /* static int test_NT OF((__GPRO__ uch *eb, unsigned eb_size)); */
2382 #ifndef SFX
2383 unsigned find_compr_idx OF((unsigned compr_methodnum));
2384 #endif
2385 int memextract OF((__GPRO__ uch *tgt, ulg tgtsize,
2386 ZCONST uch *src, ulg srcsize));
2387 int memflush OF((__GPRO__ ZCONST uch *rawbuf, ulg size));
2388 #if (defined(VMS) || defined(VMS_TEXT_CONV))
2389 uch *extract_izvms_block OF((__GPRO__ ZCONST uch *ebdata,
2390 unsigned size, unsigned *retlen,
2391 ZCONST uch *init, unsigned needlen));
2392 #endif
2393 char *fnfilter OF((ZCONST char *raw, uch *space,
2394 extent size));
2395
2396 /*---------------------------------------------------------------------------
2397 Decompression functions:
2398 ---------------------------------------------------------------------------*/
2399
2400 #if (!defined(SFX) && !defined(FUNZIP))
2401 int explode OF((__GPRO)); /* explode.c */
2402 #endif
2403 int huft_free OF((struct huft *t)); /* inflate.c */
2404 int huft_build OF((__GPRO__ ZCONST unsigned *b, unsigned n,
2405 unsigned s, ZCONST ush *d, ZCONST uch *e,
2406 struct huft **t, unsigned *m));
2407 #ifdef USE_ZLIB
2408 int UZinflate OF((__GPRO__ int is_defl64)); /* inflate.c */
2409 # define inflate_free(x) inflateEnd(&((Uz_Globs *)(&G))->dstrm)
2410 #else
2411 int inflate OF((__GPRO__ int is_defl64)); /* inflate.c */
2412 int inflate_free OF((__GPRO)); /* inflate.c */
2413 #endif /* ?USE_ZLIB */
2414 #if (!defined(SFX) && !defined(FUNZIP))
2415 #ifndef COPYRIGHT_CLEAN
2416 int unreduce OF((__GPRO)); /* unreduce.c */
2417 /* static void LoadFollowers OF((__GPRO__ f_array *follower, uch *Slen));
2418 * unreduce.c */
2419 #endif /* !COPYRIGHT_CLEAN */
2420 #ifndef LZW_CLEAN
2421 int unshrink OF((__GPRO)); /* unshrink.c */
2422 /* static void partial_clear OF((__GPRO)); * unshrink.c */
2423 #endif /* !LZW_CLEAN */
2424 #endif /* !SFX && !FUNZIP */
2425 #ifdef USE_BZIP2
2426 int UZbunzip2 OF((__GPRO)); /* extract.c */
2427 void bz_internal_error OF((int bzerrcode)); /* ubz2err.c */
2428 #endif
2429
2430 /*---------------------------------------------------------------------------
2431 Internal API functions (only included in DLL versions):
2432 ---------------------------------------------------------------------------*/
2433
2434 #ifdef DLL
2435 void setFileNotFound OF((__GPRO)); /* api.c */
2436 int unzipToMemory OF((__GPRO__ char *zip, char *file,
2437 UzpBuffer *retstr)); /* api.c */
2438 int redirect_outfile OF((__GPRO)); /* api.c */
2439 int writeToMemory OF((__GPRO__ ZCONST uch *rawbuf,
2440 extent size)); /* api.c */
2441 int close_redirect OF((__GPRO)); /* api.c */
2442 /* this obsolescent entry point kept for compatibility: */
2443 int UzpUnzip OF((int argc, char **argv));/* use UzpMain */
2444 #ifdef OS2DLL
2445 int varmessage OF((__GPRO__ ZCONST uch *buf, ulg size));
2446 int varputchar OF((__GPRO__ int c)); /* rexxapi.c */
2447 int finish_REXX_redirect OF((__GPRO)); /* rexxapi.c */
2448 #endif
2449 #ifdef API_DOC
2450 void APIhelp OF((__GPRO__ int argc, char **argv));
2451 #endif /* apihelp.c */
2452 #endif /* DLL */
2453
2454 /*---------------------------------------------------------------------------
2455 MSDOS-only functions:
2456 ---------------------------------------------------------------------------*/
2457
2458 #ifdef MSDOS
2459 #if (!defined(FUNZIP) && !defined(SFX) && !defined(WINDLL))
2460 void check_for_windows OF((ZCONST char *app)); /* msdos.c */
2461 #endif
2462 #if (defined(__GO32__) || defined(__EMX__))
2463 unsigned _dos_getcountryinfo(void *); /* msdos.c */
2464 #if (!defined(__DJGPP__) || (__DJGPP__ < 2))
2465 unsigned _dos_setftime(int, unsigned, unsigned); /* msdos.c */
2466 unsigned _dos_setfileattr(const char *, unsigned); /* msdos.c */
2467 unsigned _dos_creat(const char *, unsigned, int *); /* msdos.c */
2468 void _dos_getdrive(unsigned *); /* msdos.c */
2469 unsigned _dos_close(int); /* msdos.c */
2470 #endif /* !__DJGPP__ || (__DJGPP__ < 2) */
2471 #endif /* __GO32__ || __EMX__ */
2472 #endif
2473
2474 /*---------------------------------------------------------------------------
2475 OS/2-only functions:
2476 ---------------------------------------------------------------------------*/
2477
2478 #ifdef OS2 /* GetFileTime conflicts with something in Win32 header files */
2479 #if (defined(REENTRANT) && defined(USETHREADID))
2480 ulg GetThreadId OF((void));
2481 #endif
2482 int GetCountryInfo OF((void)); /* os2.c */
2483 long GetFileTime OF((ZCONST char *name)); /* os2.c */
2484 /* static void SetPathAttrTimes OF((__GPRO__ int flags, int dir)); os2.c */
2485 /* static int SetEAs OF((__GPRO__ const char *path,
2486 void *eablock)); os2.c */
2487 /* static int SetACL OF((__GPRO__ const char *path,
2488 void *eablock)); os2.c */
2489 /* static int IsFileNameValid OF((const char *name)); os2.c */
2490 /* static void map2fat OF((char *pathcomp, char **pEndFAT)); os2.c */
2491 /* static int SetLongNameEA OF((char *name, char *longname)); os2.c */
2492 /* static void InitNLS OF((void)); os2.c */
2493 int IsUpperNLS OF((int nChr)); /* os2.c */
2494 int ToLowerNLS OF((int nChr)); /* os2.c */
2495 void DebugMalloc OF((void)); /* os2.c */
2496 #endif
2497
2498 /*---------------------------------------------------------------------------
2499 QDOS-only functions:
2500 ---------------------------------------------------------------------------*/
2501
2502 #ifdef QDOS
2503 int QMatch (uch, uch);
2504 void QFilename (__GPRO__ char *);
2505 char *Qstrfix (char *);
2506 int QReturn (int zip_error);
2507 #endif
2508
2509 /*---------------------------------------------------------------------------
2510 TOPS20-only functions:
2511 ---------------------------------------------------------------------------*/
2512
2513 #ifdef TOPS20
2514 int upper OF((char *s)); /* tops20.c */
2515 int enquote OF((char *s)); /* tops20.c */
2516 int dequote OF((char *s)); /* tops20.c */
2517 int fnlegal OF(()); /* error if prototyped? */ /* tops20.c */
2518 #endif
2519
2520 /*---------------------------------------------------------------------------
2521 VM/CMS- and MVS-only functions:
2522 ---------------------------------------------------------------------------*/
2523
2524 #ifdef CMS_MVS
2525 extent getVMMVSexfield OF((char *type, uch *ef_block, unsigned datalen));
2526 FILE *vmmvs_open_infile OF((__GPRO)); /* vmmvs.c */
2527 void close_infile OF((__GPRO)); /* vmmvs.c */
2528 #endif
2529
2530 /*---------------------------------------------------------------------------
2531 VMS-only functions:
2532 ---------------------------------------------------------------------------*/
2533
2534 #ifdef VMS
2535 int check_format OF((__GPRO)); /* vms.c */
2536 /* int open_outfile OF((__GPRO)); * (see fileio.c) vms.c */
2537 /* int flush OF((__GPRO__ uch *rawbuf, unsigned size,
2538 int final_flag)); * (see fileio.c) vms.c */
2539 char *vms_msg_text OF((void)); /* vms.c */
2540 #ifdef RETURN_CODES
2541 void return_VMS OF((__GPRO__ int zip_error)); /* vms.c */
2542 #else
2543 void return_VMS OF((int zip_error)); /* vms.c */
2544 #endif
2545 #ifdef VMSCLI
2546 ulg vms_unzip_cmdline OF((int *, char ***)); /* cmdline.c */
2547 int VMSCLI_usage OF((__GPRO__ int error)); /* cmdline.c */
2548 #endif
2549 #endif
2550
2551 /*---------------------------------------------------------------------------
2552 WIN32-only functions:
2553 ---------------------------------------------------------------------------*/
2554
2555 #ifdef WIN32
2556 int IsWinNT OF((void)); /* win32.c */
2557 #ifdef NTSD_EAS
2558 void process_defer_NT OF((__GPRO)); /* win32.c */
2559 int test_NTSD OF((__GPRO__ uch *eb, unsigned eb_size,
2560 uch *eb_ucptr, ulg eb_ucsize)); /* win32.c */
2561 # define TEST_NTSD test_NTSD
2562 #endif
2563 #ifdef W32_STAT_BANDAID
2564 int zstat_win32 OF((__W32STAT_GLOBALS__
2565 const char *path, z_stat *buf)); /* win32.c */
2566 #endif
2567 #endif
2568
2569 /*---------------------------------------------------------------------------
2570 Miscellaneous/shared functions:
2571 ---------------------------------------------------------------------------*/
2572
2573 Uz_Globs *globalsCtor OF((void)); /* globals.c */
2574
2575 int envargs OF((int *Pargc, char ***Pargv,
2576 ZCONST char *envstr, ZCONST char *envstr2));
2577 /* envargs.c */
2578 void mksargs OF((int *argcp, char ***argvp)); /* envargs.c */
2579
2580 int match OF((ZCONST char *s, ZCONST char *p,
2581 int ic __WDLPRO)); /* match.c */
2582 int iswild OF((ZCONST char *p)); /* match.c */
2583
2584 /* declarations of public CRC-32 functions have been moved into crc32.h
2585 (free_crc_table(), get_crc_table(), crc32()) crc32.c */
2586
2587 int dateformat OF((void)); /* local */
2588 char dateseparator OF((void)); /* local */
2589 #ifndef WINDLL
2590 void version OF((__GPRO)); /* local */
2591 #endif
2592 int mapattr OF((__GPRO)); /* local */
2593 int mapname OF((__GPRO__ int renamed)); /* local */
2594 int checkdir OF((__GPRO__ char *pathcomp, int flag)); /* local */
2595 char *do_wild OF((__GPRO__ ZCONST char *wildzipfn)); /* local */
2596 char *GetLoadPath OF((__GPRO)); /* local */
2597 #if (defined(MORE) && (defined(ATH_BEO_UNX) || defined(QDOS) || defined(VMS)))
2598 int screensize OF((int *tt_rows, int *tt_cols)); /* local */
2599 # if defined(VMS)
2600 int screenlinewrap OF((void)); /* local */
2601 # endif
2602 #endif /* MORE && (ATH_BEO_UNX || QDOS || VMS) */
2603 #ifdef OS2_W32
2604 int SetFileSize OF((FILE *file, zusz_t filesize)); /* local */
2605 #endif
2606 #ifndef MTS /* macro in MTS */
2607 void close_outfile OF((__GPRO)); /* local */
2608 #endif
2609 #ifdef SET_SYMLINK_ATTRIBS
2610 int set_symlnk_attribs OF((__GPRO__ slinkentry *slnk_entry)); /* local */
2611 #endif
2612 #ifdef SET_DIR_ATTRIB
2613 int defer_dir_attribs OF((__GPRO__ direntry **pd)); /* local */
2614 int set_direc_attribs OF((__GPRO__ direntry *d)); /* local */
2615 #endif
2616 #ifdef TIMESTAMP
2617 # ifdef WIN32
2618 int stamp_file OF((__GPRO__
2619 ZCONST char *fname, time_t modtime)); /* local */
2620 # else
2621 int stamp_file OF((ZCONST char *fname, time_t modtime)); /* local */
2622 # endif
2623 #endif
2624 #ifdef NEED_ISO_OEM_INIT
2625 void prepare_ISO_OEM_translat OF((__GPRO)); /* local */
2626 #endif
2627 #if (defined(MALLOC_WORK) && defined(MY_ZCALLOC))
2628 zvoid far *zcalloc OF((unsigned int, unsigned int));
2629 zvoid zcfree OF((zvoid far *));
2630 #endif /* MALLOC_WORK && MY_ZCALLOC */
2631 #ifdef SYSTEM_SPECIFIC_CTOR
2632 void SYSTEM_SPECIFIC_CTOR OF((__GPRO)); /* local */
2633 #endif
2634 #ifdef SYSTEM_SPECIFIC_DTOR
2635 void SYSTEM_SPECIFIC_DTOR OF((__GPRO)); /* local */
2636 #endif
2637
2638
2639
2640
2641
2642 /************/
2643 /* Macros */
2644 /************/
2645
2646 #ifndef MAX
2647 # define MAX(a,b) ((a) > (b) ? (a) : (b))
2648 #endif
2649 #ifndef MIN
2650 # define MIN(a,b) ((a) < (b) ? (a) : (b))
2651 #endif
2652
2653 #ifdef DEBUG
2654 # if (defined(THEOS) && defined(NO_BOGUS_SPC))
2655 # define NO_DEBUG_IN_MACROS
2656 # define Trace(x) _fprintf x
2657 # else
2658 # define Trace(x) fprintf x
2659 # endif
2660 #else
2661 # define Trace(x)
2662 #endif
2663
2664 #ifdef DEBUG_TIME
2665 # define TTrace(x) fprintf x
2666 #else
2667 # define TTrace(x)
2668 #endif
2669
2670 #ifdef NO_DEBUG_IN_MACROS
2671 # define MTrace(x)
2672 #else
2673 # define MTrace(x) Trace(x)
2674 #endif
2675
2676 #if (defined(UNIX) || defined(T20_VMS)) /* generally old systems */
2677 # define ToLower(x) ((char)(isupper((int)x)? tolower((int)x) : x))
2678 #else
2679 # define ToLower tolower /* assumed "smart"; used in match() */
2680 #endif
2681
2682 #ifdef USE_STRM_INPUT
2683 /* ``Replace'' the unbuffered UNIX style I/O function with similar
2684 * standard C functions from <stdio.h>.
2685 */
2686 # define read(fd,buf,n) fread((buf),1,(n),(FILE *)(fd))
2687 # ifdef zlseek
2688 # undef zlseek
2689 # endif
2690 # define zlseek(fd,o,w) zfseeko((FILE *)(fd),(o),(w))
2691 # define close(fd) fclose((FILE *)(fd))
2692 #endif /* USE_STRM_INPUT */
2693
2694 /* The return value of the Info() "macro function" is never checked in
2695 * UnZip. Otherwise, to get the same behaviour as for (*G.message)(), the
2696 * Info() definition for "FUNZIP" would have to be corrected:
2697 * #define Info(buf,flag,sprf_arg) \
2698 * (fputs((char *)(sprintf sprf_arg, (buf)), \
2699 * (flag)&1? stderr : stdout) < 0)
2700 */
2701 static inline void noop(void) {}
2702 #define Info(...) noop()
2703 #ifndef Info /* may already have been defined for redirection */
2704 # ifdef FUNZIP
2705 # define Info(buf,flag,sprf_arg) \
2706 fputs((char *)(sprintf sprf_arg, (buf)), (flag)&1? stderr : stdout)
2707 # else
2708 # ifdef INT_SPRINTF /* optimized version for "int sprintf()" flavour */
2709 # define Info(buf,flag,sprf_arg) \
2710 (*G.message)((zvoid *)&G, (uch *)(buf), (ulg)sprintf sprf_arg, (flag))
2711 # else /* generic version, does not use sprintf() return value */
2712 # define Info(buf,flag,sprf_arg) \
2713 (*G.message)((zvoid *)&G, (uch *)(buf), \
2714 (ulg)(sprintf sprf_arg, strlen((char *)(buf))), (flag))
2715 # endif
2716 # endif
2717 #endif /* !Info */
2718
2719 /* This wrapper macro around fzofft() is just defined to "hide" the
2720 * argument needed to reference the global storage buffers.
2721 */
2722 #define FmZofft(val, pre, post) fzofft(__G__ val, pre, post)
2723
2724 /* The following macro wrappers around the fnfilter function are used many
2725 * times to prepare archive entry names or name components for displaying
2726 * listings and (warning/error) messages. They use sections in the upper half
2727 * of 'slide' as buffer, since their output is normally fed through the
2728 * Info() macro with 'slide' (the start of this area) as message buffer.
2729 */
2730 #define FnFilter1(fname) \
2731 fnfilter((fname), slide + (extent)(WSIZE>>1), (extent)(WSIZE>>2))
2732 #define FnFilter2(fname) \
2733 fnfilter((fname), slide + (extent)((WSIZE>>1) + (WSIZE>>2)),\
2734 (extent)(WSIZE>>2))
2735
2736 #ifndef FUNZIP /* used only in inflate.c */
2737 # define MESSAGE(str,len,flag) (*G.message)((zvoid *)&G,(str),(len),(flag))
2738 #endif
2739
2740 #if 0 /* Optimization: use the (const) result of crc32(0L,NULL,0) */
2741 # define CRCVAL_INITIAL crc32(0L, NULL, 0)
2742 #else
2743 # define CRCVAL_INITIAL 0L
2744 #endif
2745
2746 #ifdef SYMLINKS
2747 /* This macro defines the Zip "made by" hosts that are considered
2748 to support storing symbolic link entries. */
2749 # define SYMLINK_HOST(hn) ((hn) == UNIX_ || (hn) == ATARI_ || \
2750 (hn) == ATHEOS_ || (hn) == BEOS_ || (hn) == VMS_)
2751 #endif
2752
2753 #ifndef TEST_NTSD /* "NTSD valid?" checking function */
2754 # define TEST_NTSD NULL /* ... is not available */
2755 #endif
2756
2757 #define SKIP_(length) if(length&&((error=do_string(__G__ length,SKIP))!=0))\
2758 {error_in_archive=error; if(error>1) return error;}
2759
2760 /*
2761 * Skip a variable-length field, and report any errors. Used in zipinfo.c
2762 * and unzip.c in several functions.
2763 *
2764 * macro SKIP_(length)
2765 * ush length;
2766 * {
2767 * if (length && ((error = do_string(length, SKIP)) != 0)) {
2768 * error_in_archive = error; /-* might be warning *-/
2769 * if (error > 1) /-* fatal *-/
2770 * return (error);
2771 * }
2772 * }
2773 *
2774 */
2775
2776
2777 #ifdef FUNZIP
2778 # define FLUSH(w) flush(__G__ (ulg)(w))
2779 # define NEXTBYTE getc(G.in) /* redefined in crypt.h if full version */
2780 #else
2781 # define FLUSH(w) ((G.mem_mode) ? memflush(__G__ redirSlide,(ulg)(w)) \
2782 : flush(__G__ redirSlide,(ulg)(w),0))
2783 # define NEXTBYTE (G.incnt-- > 0 ? (int)(*G.inptr++) : readbyte(__G))
2784 #endif
2785
2786
2787 #define READBITS(nbits,zdest) {if(nbits>G.bits_left) {int temp; G.zipeof=1;\
2788 while (G.bits_left<=8*(int)(sizeof(G.bitbuf)-1) && (temp=NEXTBYTE)!=EOF) {\
2789 G.bitbuf|=(ulg)temp<<G.bits_left; G.bits_left+=8; G.zipeof=0;}}\
2790 zdest=(shrint)((unsigned)G.bitbuf&mask_bits[nbits]);G.bitbuf>>=nbits;\
2791 G.bits_left-=nbits;}
2792
2793 /*
2794 * macro READBITS(nbits,zdest) * only used by unreduce and unshrink *
2795 * {
2796 * if (nbits > G.bits_left) { * fill G.bitbuf, 8*sizeof(ulg) bits *
2797 * int temp;
2798 *
2799 * G.zipeof = 1;
2800 * while (G.bits_left <= 8*(int)(sizeof(G.bitbuf)-1) &&
2801 * (temp = NEXTBYTE) != EOF) {
2802 * G.bitbuf |= (ulg)temp << G.bits_left;
2803 * G.bits_left += 8;
2804 * G.zipeof = 0;
2805 * }
2806 * }
2807 * zdest = (shrint)((unsigned)G.bitbuf & mask_bits[nbits]);
2808 * G.bitbuf >>= nbits;
2809 * G.bits_left -= nbits;
2810 * }
2811 *
2812 */
2813
2814
2815 /* GRR: should use StringLower for STRLOWER macro if possible */
2816
2817 /*
2818 * Copy the zero-terminated string in str1 into str2, converting any
2819 * uppercase letters to lowercase as we go. str2 gets zero-terminated
2820 * as well, of course. str1 and str2 may be the same character array.
2821 */
2822 #ifdef _MBCS
2823 # define STRLOWER(str1, str2) \
2824 { \
2825 char *p, *q, c; unsigned i; \
2826 p = (char *)(str1); \
2827 q = (char *)(str2); \
2828 while ((c = *p) != '\0') { \
2829 if ((i = CLEN(p)) > 1) { \
2830 while (i--) *q++ = *p++; \
2831 } else { \
2832 *q++ = (char)(isupper((int)(c))? tolower((int)(c)) : c); \
2833 p++; \
2834 } \
2835 } \
2836 *q = '\0'; \
2837 }
2838 #else
2839 # define STRLOWER(str1, str2) \
2840 { \
2841 char *p, *q; \
2842 p = (char *)(str1) - 1; \
2843 q = (char *)(str2); \
2844 while (*++p) \
2845 *q++ = (char)(isupper((int)(*p))? tolower((int)(*p)) : *p); \
2846 *q = '\0'; \
2847 }
2848 #endif
2849 /*
2850 * NOTES: This macro makes no assumptions about the characteristics of
2851 * the tolower() function or macro (beyond its existence), nor does it
2852 * make assumptions about the structure of the character set (i.e., it
2853 * should work on EBCDIC machines, too). The fact that either or both
2854 * of isupper() and tolower() may be macros has been taken into account;
2855 * watch out for "side effects" (in the C sense) when modifying this
2856 * macro.
2857 */
2858
2859 #ifndef foreign
2860 # define foreign(c) (c)
2861 #endif
2862
2863 #ifndef native
2864 # define native(c) (c)
2865 # define A_TO_N(str1)
2866 #else
2867 # ifndef NATIVE
2868 # define NATIVE "native chars"
2869 # endif
2870 # define A_TO_N(str1) {register uch *p;\
2871 for (p=(uch *)(str1); *p; p++) *p=native(*p);}
2872 #endif
2873 /*
2874 * Translate the zero-terminated string in str1 from ASCII to the native
2875 * character set. The translation is performed in-place and uses the
2876 * "native" macro to translate each character.
2877 *
2878 * NOTE: Using the "native" macro means that is it the only part of unzip
2879 * which knows which translation table (if any) is actually in use to
2880 * produce the native character set. This makes adding new character set
2881 * translation tables easy, insofar as all that is needed is an appropriate
2882 * "native" macro definition and the translation table itself. Currently,
2883 * the only non-ASCII native character set implemented is EBCDIC, but this
2884 * may not always be so.
2885 */
2886
2887
2888 /* default setup for internal codepage: assume ISO 8859-1 compatibility!! */
2889 #if (!defined(NATIVE) && !defined(CRTL_CP_IS_ISO) && !defined(CRTL_CP_IS_OEM))
2890 # define CRTL_CP_IS_ISO
2891 #endif
2892
2893
2894 /* Translate "extended ASCII" chars (OEM coding for DOS and OS/2; else
2895 * ISO-8859-1 [ISO Latin 1, Win Ansi,...]) into the internal "native"
2896 * code page. As with A_TO_N(), conversion is done in place.
2897 */
2898 #ifndef _ISO_INTERN
2899 # ifdef CRTL_CP_IS_OEM
2900 # ifndef IZ_ISO2OEM_ARRAY
2901 # define IZ_ISO2OEM_ARRAY
2902 # endif
2903 # define _ISO_INTERN(str1) if (iso2oem) {register uch *p;\
2904 for (p=(uch *)(str1); *p; p++)\
2905 *p = native((*p & 0x80) ? iso2oem[*p & 0x7f] : *p);}
2906 # else
2907 # define _ISO_INTERN(str1) A_TO_N(str1)
2908 # endif
2909 #endif
2910
2911 #ifndef _OEM_INTERN
2912 # ifdef CRTL_CP_IS_OEM
2913 # define _OEM_INTERN(str1) A_TO_N(str1)
2914 # else
2915 # ifndef IZ_OEM2ISO_ARRAY
2916 # define IZ_OEM2ISO_ARRAY
2917 # endif
2918 # define _OEM_INTERN(str1) if (oem2iso) {register uch *p;\
2919 for (p=(uch *)(str1); *p; p++)\
2920 *p = native((*p & 0x80) ? oem2iso[*p & 0x7f] : *p);}
2921 # endif
2922 #endif
2923
2924 #ifndef STR_TO_ISO
2925 # ifdef CRTL_CP_IS_ISO
2926 # define STR_TO_ISO strcpy
2927 # else
2928 # define STR_TO_ISO str2iso
2929 # define NEED_STR2ISO
2930 # endif
2931 #endif
2932
2933 #ifndef STR_TO_OEM
2934 # ifdef CRTL_CP_IS_OEM
2935 # define STR_TO_OEM strcpy
2936 # else
2937 # define STR_TO_OEM str2oem
2938 # define NEED_STR2OEM
2939 # endif
2940 #endif
2941
2942 #if (!defined(INTERN_TO_ISO) && !defined(ASCII2ISO))
2943 # ifdef CRTL_CP_IS_OEM
2944 /* know: "ASCII" is "OEM" */
2945 # define ASCII2ISO(c) \
2946 ((((c) & 0x80) && oem2iso) ? oem2iso[(c) & 0x7f] : (c))
2947 # if (defined(NEED_STR2ISO) && !defined(CRYP_USES_OEM2ISO))
2948 # define CRYP_USES_OEM2ISO
2949 # endif
2950 # else
2951 /* assume: "ASCII" is "ISO-ANSI" */
2952 # define ASCII2ISO(c) (c)
2953 # endif
2954 #endif
2955
2956 #if (!defined(INTERN_TO_OEM) && !defined(ASCII2OEM))
2957 # ifdef CRTL_CP_IS_OEM
2958 /* know: "ASCII" is "OEM" */
2959 # define ASCII2OEM(c) (c)
2960 # else
2961 /* assume: "ASCII" is "ISO-ANSI" */
2962 # define ASCII2OEM(c) \
2963 ((((c) & 0x80) && iso2oem) ? iso2oem[(c) & 0x7f] : (c))
2964 # if (defined(NEED_STR2OEM) && !defined(CRYP_USES_ISO2OEM))
2965 # define CRYP_USES_ISO2OEM
2966 # endif
2967 # endif
2968 #endif
2969
2970 /* codepage conversion setup for testp() in crypt.c */
2971 #ifdef CRTL_CP_IS_ISO
2972 # ifndef STR_TO_CP2
2973 # define STR_TO_CP2 STR_TO_OEM
2974 # endif
2975 #else
2976 # ifdef CRTL_CP_IS_OEM
2977 # ifndef STR_TO_CP2
2978 # define STR_TO_CP2 STR_TO_ISO
2979 # endif
2980 # else /* native internal CP is neither ISO nor OEM */
2981 # ifndef STR_TO_CP1
2982 # define STR_TO_CP1 STR_TO_ISO
2983 # endif
2984 # ifndef STR_TO_CP2
2985 # define STR_TO_CP2 STR_TO_OEM
2986 # endif
2987 # endif
2988 #endif
2989
2990
2991 /* Convert filename (and file comment string) into "internal" charset.
2992 * This macro assumes that Zip entry filenames are coded in OEM (IBM DOS)
2993 * codepage when made on
2994 * -> DOS (this includes 16-bit Windows 3.1) (FS_FAT_)
2995 * -> OS/2 (FS_HPFS_)
2996 * -> Win95/WinNT with Nico Mak's WinZip (FS_NTFS_ && hostver == "5.0")
2997 * EXCEPTIONS:
2998 * PKZIP for Windows 2.5, 2.6, and 4.0 flag their entries as "FS_FAT_", but
2999 * the filename stored in the local header is coded in Windows ANSI (CP 1252
3000 * resp. ISO 8859-1 on US and western Europe locale settings).
3001 * Likewise, PKZIP for UNIX 2.51 flags its entries as "FS_FAT_", but the
3002 * filenames stored in BOTH the local and the central header are coded
3003 * in the local system's codepage (usually ANSI codings like ISO 8859-1).
3004 *
3005 * All other ports are assumed to code zip entry filenames in ISO 8859-1.
3006 */
3007 #ifndef Ext_ASCII_TO_Native
3008 # define Ext_ASCII_TO_Native(string, hostnum, hostver, isuxatt, islochdr) \
3009 if (((hostnum) == FS_FAT_ && \
3010 !(((islochdr) || (isuxatt)) && \
3011 ((hostver) == 25 || (hostver) == 26 || (hostver) == 40))) || \
3012 (hostnum) == FS_HPFS_ || \
3013 ((hostnum) == FS_NTFS_ && (hostver) == 50)) { \
3014 _OEM_INTERN((string)); \
3015 } else { \
3016 _ISO_INTERN((string)); \
3017 }
3018 #endif
3019
3020
3021
3022 /**********************/
3023 /* Global constants */
3024 /**********************/
3025
3026 extern ZCONST unsigned near mask_bits[17];
3027 extern ZCONST char *fnames[2];
3028
3029 #ifdef EBCDIC
3030 extern ZCONST uch ebcdic[];
3031 #endif
3032 #ifdef IZ_ISO2OEM_ARRAY
3033 extern ZCONST uch Far *iso2oem;
3034 extern ZCONST uch Far iso2oem_850[];
3035 #endif
3036 #ifdef IZ_OEM2ISO_ARRAY
3037 extern ZCONST uch Far *oem2iso;
3038 extern ZCONST uch Far oem2iso_850[];
3039 #endif
3040
3041 extern ZCONST char Far VersionDate[];
3042 extern ZCONST char Far CentSigMsg[];
3043 #ifndef SFX
3044 extern ZCONST char Far EndSigMsg[];
3045 #endif
3046 extern ZCONST char Far SeekMsg[];
3047 extern ZCONST char Far FilenameNotMatched[];
3048 extern ZCONST char Far ExclFilenameNotMatched[];
3049 extern ZCONST char Far ReportMsg[];
3050
3051 #ifndef SFX
3052 extern ZCONST char Far Zipnfo[];
3053 extern ZCONST char Far CompiledWith[];
3054 #endif /* !SFX */
3055
3056
3057
3058 /***********************************/
3059 /* Global (shared?) RTL variables */
3060 /***********************************/
3061
3062 #ifdef DECLARE_ERRNO
3063 extern int errno;
3064 #endif
3065
3066 /*---------------------------------------------------------------------
3067 Unicode Support
3068 28 August 2005
3069 ---------------------------------------------------------------------*/
3070 #if (defined(UNICODE_SUPPORT) && defined(UNICODE_WCHAR))
3071
3072 /* Default character when a zwchar too big for wchar_t */
3073 # define zwchar_to_wchar_t_default_char '_'
3074
3075 /* Default character string when wchar_t does not convert to mb */
3076 # define wide_to_mb_default_string "_"
3077
3078 /* wide character type */
3079 typedef unsigned long zwchar;
3080
3081 /* UTF-8 related conversion functions, currently found in process.c */
3082
3083 # if 0 /* currently unused */
3084 /* check if string is all ASCII */
3085 int is_ascii_string OF((ZCONST char *mbstring));
3086 # endif /* unused */
3087
3088 /* convert UTF-8 string to multi-byte string */
3089 char *utf8_to_local_string OF((ZCONST char *utf8_string, int escape_all));
3090
3091 /* convert UTF-8 string to wide string */
3092 zwchar *utf8_to_wide_string OF((ZCONST char *utf8_string));
3093
3094 /* convert wide string to multi-byte string */
3095 char *wide_to_local_string OF((ZCONST zwchar *wide_string, int escape_all));
3096
3097 # if 0 /* currently unused */
3098 /* convert local string to multi-byte display string */
3099 char *local_to_display_string OF((ZCONST char *local_string));
3100 # endif /* unused */
3101
3102 /* convert wide character to escape string */
3103 char *wide_to_escape_string OF((unsigned long));
3104
3105 # define utf8_to_escaped_string(utf8_string) \
3106 utf8_to_local_string(utf8_string, TRUE)
3107
3108 # if 0 /* currently unused */
3109 /* convert escape string to wide character */
3110 unsigned long escape_string_to_wide OF((ZCONST char *escape_string));
3111
3112 /* convert local to UTF-8 */
3113 char *local_to_utf8_string OF ((ZCONST char *local_string));
3114
3115 /* convert local to wide string */
3116 zwchar *local_to_wide_string OF ((ZCONST char *local_string));
3117
3118 /* convert wide string to UTF-8 */
3119 char *wide_to_utf8_string OF((ZCONST zwchar *wide_string));
3120 # endif /* unused */
3121
3122 #endif /* UNICODE_SUPPORT && UNICODE_WCHAR */
3123
3124
3125 #endif /* !__unzpriv_h */