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campo-sirio/zip/unzip/zipinfo.c
alex f0d81ffd1c This commit was generated by cvs2svn to compensate for changes in r5402, 
which included commits to RCS files with non-trunk default branches.

git-svn-id: svn://10.65.10.50/trunk@5403 c028cbd2-c16b-5b4b-a496-9718f37d4682
1997-10-20 15:51:36 +00:00

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/*---------------------------------------------------------------------------
zipinfo.c Greg Roelofs
This file contains all of the ZipInfo-specific listing routines for UnZip.
Contains: zi_opts()
zi_end_central()
zipinfo()
zi_long()
zi_short()
zi_time()
---------------------------------------------------------------------------*/
#define UNZIP_INTERNAL
#include "unzip.h"
#ifndef NO_ZIPINFO /* strings use up too much space in small-memory systems */
/* Define OS-specific attributes for use on ALL platforms--the S_xxxx
* versions of these are defined differently (or not defined) by different
* compilers and operating systems. */
#define UNX_IFMT 0170000 /* Unix file type mask */
#define UNX_IFDIR 0040000 /* Unix directory */
#define UNX_IFREG 0100000 /* Unix regular file */
#define UNX_IFSOCK 0140000 /* Unix socket (BSD, not SysV or Amiga) */
#define UNX_IFLNK 0120000 /* Unix symbolic link (not SysV, Amiga) */
#define UNX_IFBLK 0060000 /* Unix block special (not Amiga) */
#define UNX_IFCHR 0020000 /* Unix character special (not Amiga) */
#define UNX_IFIFO 0010000 /* Unix fifo (BCC, not MSC or Amiga) */
#define UNX_ISUID 04000 /* Unix set user id on execution */
#define UNX_ISGID 02000 /* Unix set group id on execution */
#define UNX_ISVTX 01000 /* Unix directory permissions control */
#define UNX_ENFMT UNX_ISGID /* Unix record locking enforcement flag */
#define UNX_IRWXU 00700 /* Unix read, write, execute: owner */
#define UNX_IRUSR 00400 /* Unix read permission: owner */
#define UNX_IWUSR 00200 /* Unix write permission: owner */
#define UNX_IXUSR 00100 /* Unix execute permission: owner */
#define UNX_IRWXG 00070 /* Unix read, write, execute: group */
#define UNX_IRGRP 00040 /* Unix read permission: group */
#define UNX_IWGRP 00020 /* Unix write permission: group */
#define UNX_IXGRP 00010 /* Unix execute permission: group */
#define UNX_IRWXO 00007 /* Unix read, write, execute: other */
#define UNX_IROTH 00004 /* Unix read permission: other */
#define UNX_IWOTH 00002 /* Unix write permission: other */
#define UNX_IXOTH 00001 /* Unix execute permission: other */
#define VMS_IRUSR UNX_IRUSR /* VMS read/owner */
#define VMS_IWUSR UNX_IWUSR /* VMS write/owner */
#define VMS_IXUSR UNX_IXUSR /* VMS execute/owner */
#define VMS_IRGRP UNX_IRGRP /* VMS read/group */
#define VMS_IWGRP UNX_IWGRP /* VMS write/group */
#define VMS_IXGRP UNX_IXGRP /* VMS execute/group */
#define VMS_IROTH UNX_IROTH /* VMS read/other */
#define VMS_IWOTH UNX_IWOTH /* VMS write/other */
#define VMS_IXOTH UNX_IXOTH /* VMS execute/other */
#define AMI_IFMT 06000 /* Amiga file type mask */
#define AMI_IFDIR 04000 /* Amiga directory */
#define AMI_IFREG 02000 /* Amiga regular file */
#define AMI_IHIDDEN 00200 /* to be supported in AmigaDOS 3.x */
#define AMI_ISCRIPT 00100 /* executable script (text command file) */
#define AMI_IPURE 00040 /* allow loading into resident memory */
#define AMI_IARCHIVE 00020 /* not modified since bit was last set */
#define AMI_IREAD 00010 /* can be opened for reading */
#define AMI_IWRITE 00004 /* can be opened for writing */
#define AMI_IEXECUTE 00002 /* executable image, a loadable runfile */
#define AMI_IDELETE 00001 /* can be deleted */
#define BE_UNCOMPRESSED 0x01 /* file attributes are not compressed */
#define BE_BADBITS 0xfe /* undefined bits */
#define LFLAG 3 /* short "ls -l" type listing */
static int zi_long OF((__GPRO__ ulg *pEndprev));
static int zi_short OF((__GPRO));
static char *zi_time OF((__GPRO__ ZCONST ush *datez, ZCONST ush *timez,
ZCONST time_t *modtimez, char *d_t_str));
/**********************************************/
/* Strings used in zipinfo.c (ZipInfo half) */
/**********************************************/
static char Far nullStr[] = "";
static char Far LongHeader[] = "Archive: %s %ld bytes %d file%s\n";
static char Far ShortHeader[] = "Archive: %s %ld %d\n";
static char Far EndCentDirRec[] = "\nEnd-of-central-directory record:\n";
static char Far LineSeparators[] = "-------------------------------\n\n";
static char Far ActOffsetCentDir[] = "\
Actual offset of end-of-central-dir record: %9ld (%.8lXh)\n\
Expected offset of end-of-central-dir record: %9ld (%.8lXh)\n\
(based on the length of the central directory and its expected offset)\n\n";
static char Far SinglePartArchive1[] = "\
This zipfile constitutes the sole disk of a single-part archive; its\n\
central directory contains %u %s. The central directory is %lu\n\
(%.8lXh) bytes long, and its (expected) offset in bytes from the\n";
static char Far SinglePartArchive2[] = "\
beginning of the zipfile is %lu (%.8lXh).\n\n";
static char Far MultiPartArchive1[] = "\
This zipfile constitutes disk %u of a multi-part archive. The central\n\
directory starts on disk %u; %u of its entries %s contained within\n";
static char Far MultiPartArchive2[] = "\
this zipfile, out of a total of %u %s. The entire central\n\
directory is %lu (%.8lXh) bytes long, and its offset in bytes from\n";
static char Far MultiPartArchive3[] = "\
the beginning of the zipfile in which it begins is %lu (%.8lXh).\n\n";
static char Far NoZipfileComment[] = " There is no zipfile comment.\n";
static char Far ZipfileCommentDesc[] =
" The zipfile comment is %u bytes long and contains the following text:\n\n";
static char Far ZipfileCommBegin[] =
"======================== zipfile comment begins ==========================\n";
static char Far ZipfileCommEnd[] =
"========================= zipfile comment ends ===========================\n";
static char Far ZipfileCommTrunc2[] = "\n The zipfile comment is truncated.\n";
static char Far ZipfileCommTruncMsg[] =
"\ncaution: zipfile comment truncated\n";
static char Far CentralDirEntry[] =
"\nCentral directory entry #%d:\n---------------------------\n\n";
static char Far ZipfileStats[] =
"%d file%s, %lu bytes uncompressed, %lu bytes compressed: %s%d.%d%%\n";
/* zi_long() strings */
static char Far OS_FAT[] = "MS-DOS, OS/2 or NT FAT";
static char Far OS_Amiga[] = "Amiga";
static char Far OS_VMS[] = "VMS";
static char Far OS_Unix[] = "Unix";
static char Far OS_VMCMS[] = "VM/CMS";
static char Far OS_AtariST[] = "Atari ST";
static char Far OS_HPFS[] = "OS/2 or NT HPFS";
static char Far OS_Macintosh[] = "Macintosh";
static char Far OS_ZSystem[] = "Z-System";
static char Far OS_CPM[] = "CP/M";
static char Far OS_TOPS20[] = "TOPS-20";
static char Far OS_NTFS[] = "NTFS";
static char Far OS_QDOS[] = "SMS/QDOS";
static char Far OS_Acorn[] = "Acorn RISC OS";
static char Far OS_MVS[] = "MVS";
static char Far OS_VFAT[] = "Win32 VFAT";
static char Far OS_BeOS[] = "BeOS";
static char Far OS_Tandem[] = "Tandem";
static char Far MthdNone[] = "none (stored)";
static char Far MthdShrunk[] = "shrunk";
static char Far MthdRedF1[] = "reduced (factor 1)";
static char Far MthdRedF2[] = "reduced (factor 2)";
static char Far MthdRedF3[] = "reduced (factor 3)";
static char Far MthdRedF4[] = "reduced (factor 4)";
static char Far MthdImplode[] = "imploded";
static char Far MthdToken[] = "tokenized";
static char Far MthdDeflate[] = "deflated";
static char Far MthdEnDeflate[] = "deflated (enhanced)";
static char Far MthdDCLImplode[] = "imploded (PK DCL)";
static char Far DeflNorm[] = "normal";
static char Far DeflMax[] = "maximum";
static char Far DeflFast[] = "fast";
static char Far DeflSFast[] = "superfast";
static char Far ExtraBytesPreceding[] =
" There are an extra %ld bytes preceding this file.\n\n";
static char Far Unknown[] = "unknown (%d)";
static char Far LocalHeaderOffset[] =
"\n offset of local header from start of archive: %lu (%.8lXh) bytes\n";
static char Far HostOS[] =
" file system or operating system of origin: %s\n";
static char Far EncodeSWVer[] =
" version of encoding software: %d.%d\n";
static char Far MinOSCompReq[] =
" minimum file system compatibility required: %s\n";
static char Far MinSWVerReq[] =
" minimum software version required to extract: %d.%d\n";
static char Far CompressMethod[] =
" compression method: %s\n";
static char Far SlideWindowSizeImplode[] =
" size of sliding dictionary (implosion): %cK\n";
static char Far ShannonFanoTrees[] =
" number of Shannon-Fano trees (implosion): %c\n";
static char Far CompressSubtype[] =
" compression sub-type (deflation): %s\n";
static char Far FileSecurity[] =
" file security status: %sencrypted\n";
static char Far ExtendedLocalHdr[] =
" extended local header: %s\n";
static char Far FileModDate[] =
" file last modified on (DOS date/time): %s\n";
#ifdef USE_EF_UT_TIME
static char Far UT_FileModDate[] =
" file last modified on (UT extra field modtime): %s %s\n";
static char Far LocalTime[] = "local";
#ifndef NO_GMTIME
static char Far GMTime[] = "UTC";
#endif
#endif /* USE_EF_UT_TIME */
static char Far CRC32Value[] =
" 32-bit CRC value (hex): %.8lx\n";
static char Far CompressedFileSize[] =
" compressed size: %lu bytes\n";
static char Far UncompressedFileSize[] =
" uncompressed size: %lu bytes\n";
static char Far FilenameLength[] =
" length of filename: %u characters\n";
static char Far ExtraFieldLength[] =
" length of extra field: %u bytes\n";
static char Far FileCommentLength[] =
" length of file comment: %u characters\n";
static char Far FileDiskNum[] =
" disk number on which file begins: disk %u\n";
static char Far ApparentFileType[] =
" apparent file type: %s\n";
static char Far VMSFileAttributes[] =
" VMS file attributes (%06o octal): %s\n";
static char Far AmigaFileAttributes[] =
" Amiga file attributes (%06o octal): %s\n";
static char Far UnixFileAttributes[] =
" Unix file attributes (%06o octal): %s\n";
static char Far NonMSDOSFileAttributes[] =
" non-MSDOS external file attributes: %06lX hex\n";
static char Far MSDOSFileAttributes[] =
" MS-DOS file attributes (%02X hex): none\n";
static char Far MSDOSFileAttributesRO[] =
" MS-DOS file attributes (%02X hex): read-only\n";
static char Far MSDOSFileAttributesAlpha[] =
" MS-DOS file attributes (%02X hex): %s%s%s%s%s%s\n";
static char Far ExtraFieldTrunc[] = "\n\
error: EF data block (type 0x%04x) size %u exceeds remaining extra field\n\
space %u; block length has been truncated.\n";
static char Far ExtraFields[] = "\n\
The central-directory extra field contains:";
static char Far ExtraFieldType[] = "\n\
- A subfield with ID 0x%04x (%s) and %u data bytes";
static char Far efAV[] = "PKWARE AV";
static char Far efOS2[] = "OS/2";
static char Far efPKVMS[] = "PKWARE VMS";
static char Far efPKUnix[] = "PKWARE Unix";
static char Far efIZVMS[] = "Info-ZIP VMS";
static char Far efIZUnix[] = "old Info-ZIP Unix/OS2/NT";
static char Far efIZUnix2[] = "Unix UID/GID";
static char Far efTime[] = "universal time";
static char Far efJLMac[] = "old Info-ZIP Macintosh";
static char Far efZipIt[] = "ZipIt Macintosh";
static char Far efVMCMS[] = "VM/CMS";
static char Far efMVS[] = "MVS";
static char Far efACL[] = "OS/2 ACL";
static char Far efNTSD[] = "Security Descriptor";
static char Far efBeOS[] = "BeOS";
static char Far efQDOS[] = "SMS/QDOS";
static char Far efAOSVS[] = "AOS/VS";
static char Far efSpark[] = "Acorn SparkFS";
static char Far efMD5[] = "Fred Kantor MD5";
static char Far efASiUnix[] = "ASi Unix";
static char Far efUnknown[] = "unknown";
static char Far OS2EAs[] = ".\n\
The local extra field has %lu bytes of OS/2 extended attributes.\n\
(May not match OS/2 \"dir\" amount due to storage method)";
static char Far izVMSdata[] = ". The extra\n\
field is %s and has %lu bytes of VMS %s information%s";
static char * Far izVMScomp[4] = {"stored", "run-length encoded", "deflated",
"compressed(?)"};
static char Far ACLdata[] = ".\n\
The local extra field has %lu bytes of access control list information";
static char Far NTSDData[] = ".\n\
The local extra field has %lu bytes of NT security descriptor data";
static char Far UTdata[] = ".\n\
The local extra field has UTC/GMT %s time%s";
static char Far UTmodification[] = "modification";
static char Far UTaccess[] = "access";
static char Far UTcreation[] = "creation";
static char Far ZipItData[] = ".\n\
The Mac long filename is %s; its type code is `%c%c%c%c';\n\
and its creator code is `%c%c%c%c'";
static char Far BeOSdata[] = ".\n\
The local extra field has %lu bytes of %scompressed BeOS file attributes";
/* The associated file has type code `%c%c%c%c' and creator code `%c%c%c%c'" */
static char Far QDOSdata[] = ".\n\
The QDOS extra field subtype is `%c%c%c%c'";
static char Far AOSVSdata[] = ".\n\
The AOS/VS extra field revision is %d.%d";
static char Far MD5data[] = ".\n\
The 128-bit MD5 signature is %s";
#ifdef CMS_MVS
static char Far VmMvsExtraField[] = ".\n\
The stored file open mode (FLDATA TYPE) is \"%s\"";
static char Far VmMvsInvalid[] = "[invalid]";
#endif /* CMS_MVS */
static char Far First20[] = ". The first\n 20 are: ";
static char Far ColonIndent[] = ":\n ";
static char Far efFormat[] = " %02x";
static char Far lExtraFieldType[] = "\n\
There %s a local extra field with ID 0x%04x (%s) and\n\
%u data bytes (%s).\n";
static char Far efIZuid[] = "GMT modification/access times and Unix UID/GID";
static char Far efIZnouid[] = "GMT modification/access times only";
static char Far NoFileComment[] = "\n There is no file comment.\n";
static char Far FileCommBegin[] = "\n\
------------------------- file comment begins ----------------------------\n";
static char Far FileCommEnd[] = "\
-------------------------- file comment ends -----------------------------\n";
/* zi_time() strings */
static char Far BogusFmt[] = "%03d";
static char Far DMYHMTime[] = "%2u-%s-%02u %02u:%02u";
static char Far YMDHMSTime[] = "%u %s %u %02u:%02u:%02u";
static char Far DecimalTime[] = "%04u%02u%02u.%02u%02u%02u";
#ifndef WINDLL
/************************/
/* Function zi_opts() */
/************************/
int zi_opts(__G__ pargc, pargv)
int *pargc;
char ***pargv;
__GDEF
{
char **argv, *s;
int argc, c, error=FALSE, negative=0;
int hflag_slmv=TRUE, hflag_2=FALSE; /* diff options => diff defaults */
int tflag_slm=TRUE, tflag_2v=FALSE;
int explicit_h=FALSE, explicit_t=FALSE;
#ifdef MACOS
G.lflag = LFLAG; /* reset default on each call */
#endif
G.extract_flag = FALSE; /* zipinfo does not extract to disk */
argc = *pargc;
argv = *pargv;
while (--argc > 0 && (*++argv)[0] == '-') {
s = argv[0] + 1;
while ((c = *s++) != 0) { /* "!= 0": prevent Turbo C warning */
switch (c) {
case '-':
++negative;
break;
case '1': /* shortest listing: JUST filenames */
if (negative)
G.lflag = -2, negative = 0;
else
G.lflag = 1;
break;
case '2': /* just filenames, plus headers if specified */
if (negative)
G.lflag = -2, negative = 0;
else
G.lflag = 2;
break;
#ifndef CMS_MVS
case ('C'): /* -C: match filenames case-insensitively */
if (negative)
G.C_flag = FALSE, negative = 0;
else
G.C_flag = TRUE;
break;
#endif /* !CMS_MVS */
case 'h': /* header line */
if (negative)
hflag_2 = hflag_slmv = FALSE, negative = 0;
else {
hflag_2 = hflag_slmv = explicit_h = TRUE;
if (G.lflag == -1)
G.lflag = 0;
}
break;
case 'l': /* longer form of "ls -l" type listing */
if (negative)
G.lflag = -2, negative = 0;
else
G.lflag = 5;
break;
case 'm': /* medium form of "ls -l" type listing */
if (negative)
G.lflag = -2, negative = 0;
else
G.lflag = 4;
break;
#ifdef MORE
case 'M': /* send output through built-in "more" */
if (negative)
G.M_flag = FALSE, negative = 0;
else
G.M_flag = TRUE;
break;
#endif
case 's': /* default: shorter "ls -l" type listing */
if (negative)
G.lflag = -2, negative = 0;
else
G.lflag = 3;
break;
case 't': /* totals line */
if (negative)
tflag_2v = tflag_slm = FALSE, negative = 0;
else {
tflag_2v = tflag_slm = explicit_t = TRUE;
if (G.lflag == -1)
G.lflag = 0;
}
break;
case ('T'): /* use (sortable) decimal time format */
if (negative)
G.T_flag = FALSE, negative = 0;
else
G.T_flag = TRUE;
break;
case 'v': /* turbo-verbose listing */
if (negative)
G.lflag = -2, negative = 0;
else
G.lflag = 10;
break;
case 'z': /* print zipfile comment */
if (negative)
G.zflag = negative = 0;
else
G.zflag = 1;
break;
case 'Z': /* ZipInfo mode: ignore */
break;
default:
error = TRUE;
break;
}
}
}
if ((argc-- == 0) || error) {
*pargc = argc;
*pargv = argv;
#ifndef CMS_MVS
return USAGE(error);
#else
return error;
#endif
}
#ifdef MORE
if (G.M_flag && !isatty(1)) /* stdout redirected: "more" func useless */
G.M_flag = 0;
#endif
/* if no listing options given (or all negated), or if only -h/-t given
* with individual files specified, use default listing format */
if ((G.lflag < 0) || ((argc > 0) && (G.lflag == 0)))
G.lflag = LFLAG;
/* set header and totals flags to default or specified values */
switch (G.lflag) {
case 0: /* 0: can only occur if either -t or -h explicitly given; */
case 2: /* therefore set both flags equal to normally false value */
G.hflag = hflag_2;
G.tflag = tflag_2v;
break;
case 1: /* only filenames, *always* */
G.hflag = FALSE;
G.tflag = FALSE;
G.zflag = FALSE;
break;
case 3:
case 4:
case 5:
G.hflag = ((argc > 0) && !explicit_h)? FALSE : hflag_slmv;
G.tflag = ((argc > 0) && !explicit_t)? FALSE : tflag_slm;
break;
case 10:
G.hflag = hflag_slmv;
G.tflag = tflag_2v;
break;
}
*pargc = argc;
*pargv = argv;
return 0;
} /* end function zi_opts() */
#endif /* !WINDLL */
/*******************************/
/* Function zi_end_central() */
/*******************************/
int zi_end_central(__G) /* return PK-type error code */
__GDEF
{
int error = PK_COOL;
/*---------------------------------------------------------------------------
Print out various interesting things about the zipfile.
---------------------------------------------------------------------------*/
/* header fits on one line, for anything up to 10GB and 10000 files: */
if (G.hflag)
Info(slide, 0, ((char *)slide, ((int)strlen(G.zipfn) < 39)?
LoadFarString(LongHeader) : LoadFarString(ShortHeader), G.zipfn,
(long)G.ziplen, G.ecrec.total_entries_central_dir,
(G.ecrec.total_entries_central_dir==1)?
LoadFarStringSmall(nullStr) : "s"));
/* verbose format */
if (G.lflag > 9) {
Info(slide, 0, ((char *)slide, LoadFarString(EndCentDirRec)));
Info(slide, 0, ((char *)slide, LoadFarString(LineSeparators)));
Info(slide, 0, ((char *)slide, LoadFarString(ActOffsetCentDir),
(long)G.real_ecrec_offset, (long)G.real_ecrec_offset,
(long)G.expect_ecrec_offset, (long)G.expect_ecrec_offset));
if (G.ecrec.number_this_disk == 0) {
Info(slide, 0, ((char *)slide, LoadFarString(SinglePartArchive1),
G.ecrec.total_entries_central_dir,
(G.ecrec.total_entries_central_dir == 1)? "entry" : "entries",
G.ecrec.size_central_directory,
G.ecrec.size_central_directory));
Info(slide, 0, ((char *)slide, LoadFarString(SinglePartArchive2),
G.ecrec.offset_start_central_directory,
G.ecrec.offset_start_central_directory));
} else {
Info(slide, 0, ((char *)slide, LoadFarString(MultiPartArchive1),
G.ecrec.number_this_disk + 1,
G.ecrec.num_disk_start_cdir + 1,
G.ecrec.num_entries_centrl_dir_ths_disk,
(G.ecrec.num_entries_centrl_dir_ths_disk == 1)? "is" : "are"));
Info(slide, 0, ((char *)slide, LoadFarString(MultiPartArchive2),
G.ecrec.total_entries_central_dir,
(G.ecrec.total_entries_central_dir == 1) ? "entry" : "entries",
G.ecrec.size_central_directory,
G.ecrec.size_central_directory));
Info(slide, 0, ((char *)slide, LoadFarString(MultiPartArchive3),
G.ecrec.offset_start_central_directory,
G.ecrec.offset_start_central_directory));
}
/*-----------------------------------------------------------------------
Get the zipfile comment, if any, and print it out. (Comment may be
up to 64KB long. May the fleas of a thousand camels infest the arm-
pits of anyone who actually takes advantage of this fact.)
-----------------------------------------------------------------------*/
if (!G.ecrec.zipfile_comment_length)
Info(slide, 0, ((char *)slide, LoadFarString(NoZipfileComment)));
else {
Info(slide, 0, ((char *)slide, LoadFarString(ZipfileCommentDesc),
G.ecrec.zipfile_comment_length));
Info(slide, 0, ((char *)slide, LoadFarString(ZipfileCommBegin)));
if (do_string(__G__ G.ecrec.zipfile_comment_length, DISPLAY))
error = PK_WARN;
Info(slide, 0, ((char *)slide, LoadFarString(ZipfileCommEnd)));
if (error)
Info(slide, 0, ((char *)slide,
LoadFarString(ZipfileCommTrunc2)));
} /* endif (comment exists) */
/* non-verbose mode: print zipfile comment only if requested */
} else if (G.zflag && G.ecrec.zipfile_comment_length) {
if (do_string(__G__ G.ecrec.zipfile_comment_length, DISPLAY)) {
Info(slide, 0x401, ((char *)slide,
LoadFarString(ZipfileCommTruncMsg)));
error = PK_WARN;
}
} /* endif (verbose) */
return error;
} /* end function zi_end_central() */
/************************/
/* Function zipinfo() */
/************************/
int zipinfo(__G) /* return PK-type error code */
__GDEF
{
int j, do_this_file=FALSE, error, error_in_archive=PK_COOL;
int *fn_matched=NULL, *xn_matched=NULL;
ush members=0;
ulg tot_csize=0L, tot_ucsize=0L;
ulg endprev; /* buffers end of previous entry for zi_long()'s check
* of extra bytes */
/*---------------------------------------------------------------------------
Malloc space for check on unmatched filespecs (no big deal if one or both
are NULL).
---------------------------------------------------------------------------*/
if (G.filespecs > 0 &&
(fn_matched=(int *)malloc(G.filespecs*sizeof(int))) != NULL)
for (j = 0; j < G.filespecs; ++j)
fn_matched[j] = FALSE;
if (G.xfilespecs > 0 &&
(xn_matched=(int *)malloc(G.xfilespecs*sizeof(int))) != NULL)
for (j = 0; j < G.xfilespecs; ++j)
xn_matched[j] = FALSE;
/*---------------------------------------------------------------------------
Make sure timezone info is set correctly; localtime() returns GMT on
some OSes (e.g., Solaris 2.x) if this isn't done first. The ifdefs are
copied from dos_to_unix_time() in fileio.c and are probably too strict;
any listed OS that supplies tzset(), regardless of whether the function
does anything, should be removed from the ifdefs.
---------------------------------------------------------------------------*/
#if (!defined(T20_VMS) && !defined(MACOS) && !defined(RISCOS) && !defined(QDOS))
#if (!defined(BSD) && !defined(MTS) && !defined(__GO32__) && !defined(WIN32))
#if (!defined(CMS_MVS))
tzset();
#endif
#endif
#endif
/*---------------------------------------------------------------------------
Set file pointer to start of central directory, then loop through cen-
tral directory entries. Check that directory-entry signature bytes are
actually there (just a precaution), then process the entry. We know
the entire central directory is on this disk: we wouldn't have any of
this information unless the end-of-central-directory record was on this
disk, and we wouldn't have gotten to this routine unless this is also
the disk on which the central directory starts. In practice, this had
better be the *only* disk in the archive, but maybe someday we'll add
multi-disk support.
---------------------------------------------------------------------------*/
G.L_flag = FALSE; /* zipinfo mode: never convert name to lowercase */
G.pInfo = G.info; /* (re-)initialize, (just to make sure) */
G.pInfo->textmode = 0; /* so one can read on screen (is this ever used?) */
/* reset endprev for new zipfile; account for multi-part archives (?) */
endprev = (G.crec.relative_offset_local_header == 4L)? 4L : 0L;
for (j = 0; j < (int)G.ecrec.total_entries_central_dir; ++j) {
if (readbuf(__G__ G.sig, 4) == 0)
return PK_EOF;
if (strncmp(G.sig, G.central_hdr_sig, 4)) { /* just to make sure */
Info(slide, 0x401, ((char *)slide, LoadFarString(CentSigMsg), j));
return PK_BADERR; /* sig not found */
}
/* process_cdir_file_hdr() sets pInfo->hostnum, pInfo->lcflag, ... */
if ((error = process_cdir_file_hdr(__G)) != PK_COOL)
return error; /* only PK_EOF defined */
if ((error = do_string(__G__ G.crec.filename_length, DS_FN)) !=
PK_COOL)
{
error_in_archive = error; /* might be warning */
if (error > PK_WARN) /* fatal */
return error;
}
if (!G.process_all_files) { /* check if specified on command line */
char **pfn = G.pfnames-1;
do_this_file = FALSE;
while (*++pfn)
if (match(G.filename, *pfn, G.C_flag)) {
do_this_file = TRUE;
if (fn_matched)
fn_matched[(int)(pfn-G.pfnames)] = TRUE;
break; /* found match, so stop looping */
}
if (do_this_file) { /* check if this is an excluded file */
char **pxn = G.pxnames-1;
while (*++pxn)
if (match(G.filename, *pxn, G.C_flag)) {
do_this_file = FALSE;
if (xn_matched)
xn_matched[(int)(pxn-G.pxnames)] = TRUE;
break;
}
}
}
/*-----------------------------------------------------------------------
If current file was specified on command line, or if no names were
specified, do the listing for this file. Otherwise, get rid of the
file comment and go back for the next file.
-----------------------------------------------------------------------*/
if (G.process_all_files || do_this_file) {
switch (G.lflag) {
case 1:
case 2:
fnprint(__G);
SKIP_(G.crec.extra_field_length)
SKIP_(G.crec.file_comment_length)
break;
case 3:
case 4:
case 5:
if ((error = zi_short(__G)) != PK_COOL) {
error_in_archive = error; /* might be warning */
if (error > PK_WARN) /* fatal */
return error;
}
break;
case 10:
Info(slide, 0, ((char *)slide,
LoadFarString(CentralDirEntry), j));
if ((error = zi_long(__G__ &endprev)) != PK_COOL) {
error_in_archive = error; /* might be warning */
if (error > PK_WARN) /* fatal */
return error;
}
break;
default:
SKIP_(G.crec.extra_field_length)
SKIP_(G.crec.file_comment_length)
break;
} /* end switch (lflag) */
tot_csize += G.crec.csize;
tot_ucsize += G.crec.ucsize;
if (G.crec.general_purpose_bit_flag & 1)
tot_csize -= 12; /* don't count encryption header */
++members;
} else { /* not listing */
SKIP_(G.crec.extra_field_length)
SKIP_(G.crec.file_comment_length)
} /* end if (list member?) */
} /* end for-loop (j: member files) */
/*---------------------------------------------------------------------------
Double check that we're back at the end-of-central-directory record.
---------------------------------------------------------------------------*/
if (readbuf(__G__ G.sig, 4) == 0) /* disk error? */
return PK_EOF;
if (strncmp(G.sig, G.end_central_sig, 4)) { /* just to make sure again */
Info(slide, 0x401, ((char *)slide, LoadFarString(EndSigMsg)));
error_in_archive = PK_WARN; /* didn't find sig */
}
/*---------------------------------------------------------------------------
Check that we actually found requested files; if so, print totals.
---------------------------------------------------------------------------*/
if (G.tflag) {
char *sgn = "";
int cfactor = ratio(tot_ucsize, tot_csize);
if (cfactor < 0) {
sgn = "-";
cfactor = -cfactor;
}
Info(slide, 0, ((char *)slide, LoadFarString(ZipfileStats),
members, (members==1)? LoadFarStringSmall(nullStr):"s", tot_ucsize,
tot_csize, sgn, cfactor/10, cfactor%10));
}
/*---------------------------------------------------------------------------
Check for unmatched filespecs on command line and print warning if any
found.
---------------------------------------------------------------------------*/
if (fn_matched) {
for (j = 0; j < G.filespecs; ++j)
if (!fn_matched[j])
Info(slide, 0x401, ((char *)slide,
LoadFarString(FilenameNotMatched), G.pfnames[j]));
free((zvoid *)fn_matched);
}
if (xn_matched) {
for (j = 0; j < G.xfilespecs; ++j)
if (!xn_matched[j])
Info(slide, 0x401, ((char *)slide,
LoadFarString(ExclFilenameNotMatched), G.pxnames[j]));
free((zvoid *)xn_matched);
}
if (members == 0 && error_in_archive <= PK_WARN)
error_in_archive = PK_FIND;
return error_in_archive;
} /* end function zipinfo() */
/************************/
/* Function zi_long() */
/************************/
static int zi_long(__G__ pEndprev) /* return PK-type error code */
__GDEF
ulg *pEndprev; /* for zi_long() check of extra bytes */
{
#ifdef USE_EF_UT_TIME
iztimes z_utime;
#endif
int error, error_in_archive=PK_COOL;
ush hostnum, hostver, extnum, extver, methnum, xattr;
char workspace[12], attribs[22];
char *varmsg_str;
char unkn[16];
static char Far *os[NUM_HOSTS] = {
OS_FAT, OS_Amiga, OS_VMS, OS_Unix, OS_VMCMS, OS_AtariST, OS_HPFS,
OS_Macintosh, OS_ZSystem, OS_CPM, OS_TOPS20, OS_NTFS, OS_QDOS,
OS_Acorn, OS_VFAT, OS_MVS, OS_BeOS, OS_Tandem
};
static char Far *method[NUM_METHODS] = {
MthdNone, MthdShrunk, MthdRedF1, MthdRedF2, MthdRedF3, MthdRedF4,
MthdImplode, MthdToken, MthdDeflate, MthdEnDeflate, MthdDCLImplode
};
static char Far *dtype[4] = {
DeflNorm, DeflMax, DeflFast, DeflSFast
};
/*---------------------------------------------------------------------------
Check whether there's any extra space inside the zipfile. If endprev is
zero, it's probably a signal that OS/2 extra fields are involved (with
unknown compressed size). We won't worry about prepended junk here...
---------------------------------------------------------------------------*/
if (G.crec.relative_offset_local_header != *pEndprev && *pEndprev > 0L) {
/* GRR DEBUG
Info(slide, 0, ((char *)slide,
" [crec.relative_offset_local_header = %ld, endprev = %ld]\n",
(long)G.crec.relative_offset_local_header, (long)(*pEndprev)));
*/
Info(slide, 0, ((char *)slide, LoadFarString(ExtraBytesPreceding),
(long)G.crec.relative_offset_local_header - (long)(*pEndprev)));
}
/* calculate endprev for next time around (problem: extra fields may
* differ in length between local and central-directory records) */
*pEndprev = G.crec.relative_offset_local_header + 4L + LREC_SIZE +
G.crec.filename_length + G.crec.extra_field_length +
G.crec.file_comment_length + G.crec.csize;
/*---------------------------------------------------------------------------
Read the extra field, if any. It may be used to get UNIX style modtime.
---------------------------------------------------------------------------*/
if ((error = do_string(__G__ G.crec.extra_field_length, EXTRA_FIELD)) != 0)
{
if (G.extra_field != NULL) {
free(G.extra_field);
G.extra_field = NULL;
}
error_in_archive = error;
/* The premature return in case of a "fatal" error (PK_EOF) is
* delayed until we analyze the extra field contents.
* This allows us to display all the other info that has been
* successfully read in.
*/
}
/*---------------------------------------------------------------------------
Print out various interesting things about the compressed file.
---------------------------------------------------------------------------*/
hostnum = (ush)(G.pInfo->hostnum);
hostver = G.crec.version_made_by[0];
extnum = (ush)MIN(G.crec.version_needed_to_extract[1], NUM_HOSTS);
extver = G.crec.version_needed_to_extract[0];
methnum = (ush)MIN(G.crec.compression_method, NUM_METHODS);
(*G.message)((zvoid *)&G, (uch *)" ", 2L, 0); fnprint(__G);
Info(slide, 0, ((char *)slide, LoadFarString(LocalHeaderOffset),
G.crec.relative_offset_local_header,
G.crec.relative_offset_local_header));
if (hostnum >= NUM_HOSTS) {
sprintf(unkn, LoadFarString(Unknown),
(int)G.crec.version_made_by[1]);
varmsg_str = unkn;
} else {
varmsg_str = LoadFarStringSmall(os[hostnum]);
}
Info(slide, 0, ((char *)slide, LoadFarString(HostOS), varmsg_str));
Info(slide, 0, ((char *)slide, LoadFarString(EncodeSWVer), hostver/10,
hostver%10));
if (extnum >= NUM_HOSTS) {
sprintf(unkn, LoadFarString(Unknown),
(int)G.crec.version_needed_to_extract[1]);
varmsg_str = unkn;
} else {
varmsg_str = LoadFarStringSmall(os[extnum]);
}
Info(slide, 0, ((char *)slide, LoadFarString(MinOSCompReq), varmsg_str));
Info(slide, 0, ((char *)slide, LoadFarString(MinSWVerReq), extver/10,
extver%10));
if (methnum >= NUM_METHODS) {
sprintf(unkn, LoadFarString(Unknown), G.crec.compression_method);
varmsg_str = unkn;
} else {
varmsg_str = LoadFarStringSmall(method[methnum]);
}
Info(slide, 0, ((char *)slide, LoadFarString(CompressMethod), varmsg_str));
if (methnum == IMPLODED) {
Info(slide, 0, ((char *)slide, LoadFarString(SlideWindowSizeImplode),
(G.crec.general_purpose_bit_flag & 2)? '8' : '4'));
Info(slide, 0, ((char *)slide, LoadFarString(ShannonFanoTrees),
(G.crec.general_purpose_bit_flag & 4)? '3' : '2'));
} else if (methnum == DEFLATED) {
ush dnum=(ush)((G.crec.general_purpose_bit_flag>>1) & 3);
Info(slide, 0, ((char *)slide, LoadFarString(CompressSubtype),
LoadFarStringSmall(dtype[dnum])));
}
Info(slide, 0, ((char *)slide, LoadFarString(FileSecurity),
(G.crec.general_purpose_bit_flag & 1)?
LoadFarStringSmall(nullStr) : "not "));
Info(slide, 0, ((char *)slide, LoadFarString(ExtendedLocalHdr),
(G.crec.general_purpose_bit_flag & 8)? "yes" : "no"));
/* print upper 3 bits for amusement? */
/* For printing of date & time, a "char d_t_buf[21]" is required.
* To save stack space, we reuse the "char attribs[22]" buffer which
* is not used yet.
*/
# define d_t_buf attribs
zi_time(__G__ &G.crec.last_mod_file_date, &G.crec.last_mod_file_time,
NULL, d_t_buf);
Info(slide, 0, ((char *)slide, LoadFarString(FileModDate), d_t_buf));
#ifdef USE_EF_UT_TIME
if (G.extra_field && (ef_scan_for_izux(G.extra_field,
G.crec.extra_field_length, 1, &z_utime, NULL) & EB_UT_FL_MTIME))
{
TIMET_TO_NATIVE(z_utime.mtime) /* NOP unless MSC 7.0 or Macintosh */
d_t_buf[0] = (char)0; /* signal "show local time" */
zi_time(__G__ &G.crec.last_mod_file_date, &G.crec.last_mod_file_time,
&(z_utime.mtime), d_t_buf);
Info(slide, 0, ((char *)slide, LoadFarString(UT_FileModDate),
d_t_buf, LoadFarStringSmall(LocalTime)));
#ifndef NO_GMTIME
d_t_buf[0] = (char)1; /* signal "show UTC (GMT) time" */
zi_time(__G__ &G.crec.last_mod_file_date, &G.crec.last_mod_file_time,
&(z_utime.mtime), d_t_buf);
Info(slide, 0, ((char *)slide, LoadFarString(UT_FileModDate),
d_t_buf, LoadFarStringSmall(GMTime)));
#endif /* !NO_GMTIME */
}
#endif /* USE_EF_UT_TIME */
Info(slide, 0, ((char *)slide, LoadFarString(CRC32Value), G.crec.crc32));
Info(slide, 0, ((char *)slide, LoadFarString(CompressedFileSize),
G.crec.csize));
Info(slide, 0, ((char *)slide, LoadFarString(UncompressedFileSize),
G.crec.ucsize));
Info(slide, 0, ((char *)slide, LoadFarString(FilenameLength),
G.crec.filename_length));
Info(slide, 0, ((char *)slide, LoadFarString(ExtraFieldLength),
G.crec.extra_field_length));
Info(slide, 0, ((char *)slide, LoadFarString(FileCommentLength),
G.crec.file_comment_length));
Info(slide, 0, ((char *)slide, LoadFarString(FileDiskNum),
G.crec.disk_number_start + 1));
Info(slide, 0, ((char *)slide, LoadFarString(ApparentFileType),
(G.crec.internal_file_attributes & 1)? "text"
: (G.crec.internal_file_attributes & 2)? "ebcdic"
: "binary")); /* changed to accept EBCDIC */
#ifdef ATARI
printf(" external file attributes (hex): %.8lx\n",
G.crec.external_file_attributes);
#endif
xattr = (ush)((G.crec.external_file_attributes >> 16) & 0xFFFF);
if (hostnum == VMS_) {
char *p=attribs, *q=attribs+1;
int i, j, k;
for (k = 0; k < 12; ++k)
workspace[k] = 0;
if (xattr & VMS_IRUSR)
workspace[0] = 'R';
if (xattr & VMS_IWUSR) {
workspace[1] = 'W';
workspace[3] = 'D';
}
if (xattr & VMS_IXUSR)
workspace[2] = 'E';
if (xattr & VMS_IRGRP)
workspace[4] = 'R';
if (xattr & VMS_IWGRP) {
workspace[5] = 'W';
workspace[7] = 'D';
}
if (xattr & VMS_IXGRP)
workspace[6] = 'E';
if (xattr & VMS_IROTH)
workspace[8] = 'R';
if (xattr & VMS_IWOTH) {
workspace[9] = 'W';
workspace[11] = 'D';
}
if (xattr & VMS_IXOTH)
workspace[10] = 'E';
*p++ = '(';
for (k = j = 0; j < 3; ++j) { /* loop over groups of permissions */
for (i = 0; i < 4; ++i, ++k) /* loop over perms within a group */
if (workspace[k])
*p++ = workspace[k];
*p++ = ','; /* group separator */
if (j == 0)
while ((*p++ = *q++) != ',')
; /* system, owner perms are same */
}
*p-- = 0;
*p = ')'; /* overwrite last comma */
Info(slide, 0, ((char *)slide, LoadFarString(VMSFileAttributes), xattr,
attribs));
} else if (hostnum == AMIGA_) {
switch (xattr & AMI_IFMT) {
case AMI_IFDIR: attribs[0] = 'd'; break;
case AMI_IFREG: attribs[0] = '-'; break;
default: attribs[0] = '?'; break;
}
attribs[1] = (xattr & AMI_IHIDDEN)? 'h' : '-';
attribs[2] = (xattr & AMI_ISCRIPT)? 's' : '-';
attribs[3] = (xattr & AMI_IPURE)? 'p' : '-';
attribs[4] = (xattr & AMI_IARCHIVE)? 'a' : '-';
attribs[5] = (xattr & AMI_IREAD)? 'r' : '-';
attribs[6] = (xattr & AMI_IWRITE)? 'w' : '-';
attribs[7] = (xattr & AMI_IEXECUTE)? 'e' : '-';
attribs[8] = (xattr & AMI_IDELETE)? 'd' : '-';
attribs[9] = 0; /* better dlm the string */
Info(slide, 0, ((char *)slide, LoadFarString(AmigaFileAttributes),
xattr, attribs));
} else if ((hostnum != FS_FAT_) && (hostnum != FS_HPFS_) &&
(hostnum != FS_NTFS_) && (hostnum != FS_VFAT_) &&
(hostnum != ACORN_) &&
(hostnum != VM_CMS_) && (hostnum != MVS_))
{ /* assume Unix-like */
switch (xattr & UNX_IFMT) {
case UNX_IFDIR: attribs[0] = 'd'; break;
case UNX_IFREG: attribs[0] = '-'; break;
case UNX_IFLNK: attribs[0] = 'l'; break;
case UNX_IFBLK: attribs[0] = 'b'; break;
case UNX_IFCHR: attribs[0] = 'c'; break;
case UNX_IFIFO: attribs[0] = 'p'; break;
case UNX_IFSOCK: attribs[0] = 's'; break;
default: attribs[0] = '?'; break;
}
attribs[1] = (xattr & UNX_IRUSR)? 'r' : '-';
attribs[4] = (xattr & UNX_IRGRP)? 'r' : '-';
attribs[7] = (xattr & UNX_IROTH)? 'r' : '-';
attribs[2] = (xattr & UNX_IWUSR)? 'w' : '-';
attribs[5] = (xattr & UNX_IWGRP)? 'w' : '-';
attribs[8] = (xattr & UNX_IWOTH)? 'w' : '-';
if (xattr & UNX_IXUSR)
attribs[3] = (xattr & UNX_ISUID)? 's' : 'x';
else
attribs[3] = (xattr & UNX_ISUID)? 'S' : '-'; /* S = undefined */
if (xattr & UNX_IXGRP)
attribs[6] = (xattr & UNX_ISGID)? 's' : 'x'; /* == UNX_ENFMT */
else
attribs[6] = (xattr & UNX_ISGID)? 'l' : '-';
if (xattr & UNX_IXOTH)
attribs[9] = (xattr & UNX_ISVTX)? 't' : 'x'; /* "sticky bit" */
else
attribs[9] = (xattr & UNX_ISVTX)? 'T' : '-'; /* T = undefined */
attribs[10] = 0;
Info(slide, 0, ((char *)slide, LoadFarString(UnixFileAttributes), xattr,
attribs));
} else {
Info(slide, 0, ((char *)slide, LoadFarString(NonMSDOSFileAttributes),
G.crec.external_file_attributes >> 8));
} /* endif (hostnum: external attributes format) */
if ((xattr=(ush)(G.crec.external_file_attributes & 0xFF)) == 0)
Info(slide, 0, ((char *)slide, LoadFarString(MSDOSFileAttributes),
xattr));
else if (xattr == 1)
Info(slide, 0, ((char *)slide, LoadFarString(MSDOSFileAttributesRO),
xattr));
else
Info(slide, 0, ((char *)slide, LoadFarString(MSDOSFileAttributesAlpha),
xattr, (xattr&1)? "rdo " : LoadFarStringSmall(nullStr),
(xattr&2)? "hid " : LoadFarStringSmall(nullStr),
(xattr&4)? "sys " : LoadFarStringSmall(nullStr),
(xattr&8)? "lab " : LoadFarStringSmall(nullStr),
(xattr&16)? "dir " : LoadFarStringSmall(nullStr),
(xattr&32)? "arc" : LoadFarStringSmall(nullStr)));
/*---------------------------------------------------------------------------
Analyze the extra field, if any, and print the file comment, if any (the
filename has already been printed, above). That finishes up this file
entry...
---------------------------------------------------------------------------*/
if (G.crec.extra_field_length > 0) {
uch *ef_ptr = G.extra_field;
ush ef_len = G.crec.extra_field_length;
ush eb_id, eb_datalen;
char far *ef_fieldname;
if (error_in_archive > PK_WARN) /* fatal: can't continue */
/* delayed "fatal error" return from extra field reading */
return error;
if (G.extra_field == (uch *)NULL)
return PK_ERR; /* not consistent with crec length */
Info(slide, 0, ((char *)slide, LoadFarString(ExtraFields)));
while (ef_len >= EB_HEADSIZE) {
eb_id = makeword(&ef_ptr[EB_ID]);
eb_datalen = makeword(&ef_ptr[EB_LEN]);
ef_ptr += EB_HEADSIZE;
ef_len -= EB_HEADSIZE;
if (eb_datalen > (ush)ef_len) {
Info(slide, 0x421, ((char *)slide,
LoadFarString(ExtraFieldTrunc), eb_id, eb_datalen, ef_len));
eb_datalen = ef_len;
}
switch (eb_id) {
case EF_AV:
ef_fieldname = efAV;
break;
case EF_OS2:
ef_fieldname = efOS2;
break;
case EF_ACL:
ef_fieldname = efACL;
break;
case EF_NTSD:
ef_fieldname = efNTSD;
break;
case EF_PKVMS:
ef_fieldname = efPKVMS;
break;
case EF_IZVMS:
ef_fieldname = efIZVMS;
break;
case EF_PKUNIX:
ef_fieldname = efPKUnix;
break;
case EF_IZUNIX:
ef_fieldname = efIZUnix;
if (G.crec.version_made_by[1] == UNIX_)
*pEndprev += 4L; /* also have UID/GID in local copy */
break;
case EF_IZUNIX2:
ef_fieldname = efIZUnix2;
break;
case EF_TIME:
ef_fieldname = efTime;
break;
case EF_JLMAC:
ef_fieldname = efJLMac;
break;
case EF_ZIPIT:
ef_fieldname = efZipIt;
break;
case EF_VMCMS:
ef_fieldname = efVMCMS;
break;
case EF_MVS:
ef_fieldname = efMVS;
break;
case EF_BEOS:
ef_fieldname = efBeOS;
break;
case EF_QDOS:
ef_fieldname = efQDOS;
break;
case EF_AOSVS:
ef_fieldname = efAOSVS;
break;
case EF_SPARK: /* from RISC OS */
ef_fieldname = efSpark;
break;
case EF_MD5:
ef_fieldname = efMD5;
break;
case EF_ASIUNIX:
ef_fieldname = efASiUnix;
break;
default:
ef_fieldname = efUnknown;
break;
}
Info(slide, 0, ((char *)slide, LoadFarString(ExtraFieldType),
eb_id, LoadFarStringSmall(ef_fieldname), eb_datalen));
/* additional, field-specific information: */
switch (eb_id) {
case EF_OS2:
case EF_ACL:
if (eb_datalen >= 4) {
if (eb_id == EF_OS2)
ef_fieldname = OS2EAs;
else
ef_fieldname = ACLdata;
Info(slide, 0, ((char *)slide,
LoadFarString(ef_fieldname), makelong(ef_ptr)));
*pEndprev = 0L; /* no clue about csize of local */
}
break;
case EF_NTSD:
if (eb_datalen >= 4)
Info(slide, 0, ((char *)slide, LoadFarString(NTSDData),
makelong(&ef_ptr[EB_HEADSIZE])));
break;
case EF_IZVMS:
if (eb_datalen >= 8) {
char *p, q[8];
int compr = makeword(ef_ptr+4) & 7;
*q = '\0';
if (compr > 3)
compr = 3;
if (strncmp((char *)ef_ptr, "VFAB", 4) == 0)
p = "FAB";
else if (strncmp((char *)ef_ptr, "VALL", 4) == 0)
p = "XABALL";
else if (strncmp((char *)ef_ptr, "VFHC", 4) == 0)
p = "XABFHC";
else if (strncmp((char *)ef_ptr, "VDAT", 4) == 0)
p = "XABDAT";
else if (strncmp((char *)ef_ptr, "VRDT", 4) == 0)
p = "XABRDT";
else if (strncmp((char *)ef_ptr, "VPRO", 4) == 0)
p = "XABPRO";
else if (strncmp((char *)ef_ptr, "VKEY", 4) == 0)
p = "XABKEY";
else if (strncmp((char *)ef_ptr, "VMSV", 4) == 0) {
p = "version";
if (eb_datalen >= 16) {
q[0] = ' ';
q[1] = '(';
strncpy(q+2, (char *)ef_ptr+12, 4);
q[6] = ')';
q[7] = '\0';
}
} else
p = "version";
Info(slide, 0, ((char *)slide, LoadFarString(izVMSdata),
LoadFarStringSmall(izVMScomp[compr]),
makeword(ef_ptr+6), p, q));
}
break;
case EF_TIME:
if (eb_datalen >= 1) {
char types[80];
int num = 0, len;
*types = '\0';
if (*ef_ptr & 1) {
strcpy(types, LoadFarString(UTmodification));
++num;
}
if (*ef_ptr & 2) {
len = strlen(types);
if (num)
types[len++] = '/';
strcpy(types+len, LoadFarString(UTaccess));
++num;
}
if (*ef_ptr & 4) {
len = strlen(types);
if (num)
types[len++] = '/';
strcpy(types+len, LoadFarString(UTcreation));
++num;
}
if (num > 0)
Info(slide, 0, ((char *)slide,
LoadFarString(UTdata), types,
num == 1? LoadFarStringSmall(nullStr) : "s"));
}
break;
case EF_ZIPIT:
if (eb_datalen >= 5 &&
strncmp((char *)ef_ptr, "ZPIT", 4) == 0)
{
int fnlen = ef_ptr[4];
if (eb_datalen >= 5 + fnlen + 8) {
char nullchar = ef_ptr[5+fnlen];
ef_ptr[5+fnlen] = 0; /* terminate filename */
Info(slide, 0, ((char *)slide,
LoadFarString(ZipItData), ef_ptr+5, nullchar,
ef_ptr[5+fnlen+1], ef_ptr[5+fnlen+2],
ef_ptr[5+fnlen+3], ef_ptr[5+fnlen+4],
ef_ptr[5+fnlen+5], ef_ptr[5+fnlen+6],
ef_ptr[5+fnlen+7]));
ef_ptr[5+fnlen] = nullchar; /* restore for later? */
}
}
break;
#ifdef CMS_MVS
case EF_VMCMS:
case EF_MVS:
{
char type[100];
Info(slide, 0, ((char *)slide,
LoadFarString(VmMvsExtraField),
(getVMMVSexfield(type, ef_ptr-EB_HEADSIZE,
(unsigned)eb_datalen) > 0)?
type : LoadFarStringSmall(VmMvsInvalid)));
}
break;
#endif /* CMS_MVS */
case EF_BEOS:
if (eb_datalen >= 5) {
Info(slide, 0, ((char *)slide, LoadFarString(BeOSdata),
makelong(ef_ptr), (ef_ptr[4] & BE_UNCOMPRESSED)?
"un" : LoadFarStringSmall(nullStr)));
}
break;
case EF_QDOS:
if (eb_datalen >= 4) {
Info(slide, 0, ((char *)slide, LoadFarString(QDOSdata),
ef_ptr[0], ef_ptr[1], ef_ptr[2], ef_ptr[3]));
}
break;
case EF_AOSVS:
if (eb_datalen >= 5) {
Info(slide, 0, ((char *)slide, LoadFarString(AOSVSdata),
((int)(uch)ef_ptr[4])/10, ((int)(uch)ef_ptr[4])%10));
}
break;
case EF_MD5:
if (eb_datalen >= 19) {
char md5[33];
int i;
for (i = 0; i < 16; ++i)
sprintf(&md5[i<<1], "%02x", ef_ptr[15-i]);
md5[32] = '\0';
Info(slide, 0, ((char *)slide, LoadFarString(MD5data),
md5));
break;
} /* else: fall through !! */
default:
if (eb_datalen > 0) {
ush i, n;
if (eb_datalen <= 24) {
Info(slide, 0, ((char *)slide,
LoadFarString(ColonIndent)));
n = eb_datalen;
} else {
Info(slide, 0, ((char *)slide,
LoadFarString(First20)));
n = 20;
}
for (i = 0; i < n; ++i)
Info(slide, 0, ((char *)slide,
LoadFarString(efFormat), ef_ptr[i]));
}
break;
}
(*G.message)((zvoid *)&G, (uch *)".", 1L, 0);
ef_ptr += eb_datalen;
ef_len -= eb_datalen;
}
(*G.message)((zvoid *)&G, (uch *)"\n", 1L, 0);
}
/* high bit == Unix/OS2/NT GMT times (mtime, atime); next bit == UID/GID */
if ((xattr = (ush)((G.crec.external_file_attributes & 0xC000) >> 12)) & 8)
if (hostnum == UNIX_ && xattr == 12)
Info(slide, 0, ((char *)slide, LoadFarString(lExtraFieldType),
"is", EF_IZUNIX, LoadFarStringSmall(efIZUnix), xattr, efIZuid));
else if (hostnum == UNIX_ || hostnum == FS_HPFS_ || hostnum == FS_NTFS_)
Info(slide, 0, ((char *)slide, LoadFarString(lExtraFieldType),
"is", EF_IZUNIX, LoadFarStringSmall(efIZUnix), xattr,
(xattr&4)? efIZuid : efIZnouid));
else if (hostnum == FS_FAT_ && !(xattr&4))
Info(slide, 0, ((char *)slide, LoadFarString(lExtraFieldType),
"may be", EF_IZUNIX, LoadFarStringSmall(efIZUnix), xattr,
(xattr&4)? efIZuid : efIZnouid));
if (!G.crec.file_comment_length)
Info(slide, 0, ((char *)slide, LoadFarString(NoFileComment)));
else {
Info(slide, 0, ((char *)slide, LoadFarString(FileCommBegin)));
if ((error = do_string(__G__ G.crec.file_comment_length, DISPL_8)) !=
PK_COOL)
{
error_in_archive = error; /* might be warning */
if (error > PK_WARN) /* fatal */
return error;
}
Info(slide, 0, ((char *)slide, LoadFarString(FileCommEnd)));
}
return error_in_archive;
} /* end function zi_long() */
/*************************/
/* Function zi_short() */
/*************************/
static int zi_short(__G) /* return PK-type error code */
__GDEF
{
#ifdef USE_EF_UT_TIME
iztimes z_utime;
time_t *z_modtim;
#endif
int k, error, error_in_archive=PK_COOL;
ush methnum, hostnum, hostver, xattr;
char *p, workspace[12], attribs[16];
char methbuf[5];
static char dtype[5]="NXFS"; /* normal, maximum, fast, superfast */
static char Far os[NUM_HOSTS+1][4] = {
"fat", "ami", "vms", "unx", "cms", "atr", "hpf", "mac", "zzz",
"cpm", "t20", "ntf", "qds", "aco", "vft", "mvs", "be ", "tdm",
"???"
};
static char Far method[NUM_METHODS+1][5] = {
"stor", "shrk", "re:1", "re:2", "re:3", "re:4", "i#:#", "tokn",
"def#", "edef", "dcli", "u###"
};
/*---------------------------------------------------------------------------
Print out various interesting things about the compressed file.
---------------------------------------------------------------------------*/
methnum = (ush)MIN(G.crec.compression_method, NUM_METHODS);
hostnum = (ush)(G.pInfo->hostnum);
hostver = G.crec.version_made_by[0];
/*
extnum = MIN(G.crec.version_needed_to_extract[1], NUM_HOSTS);
extver = G.crec.version_needed_to_extract[0];
*/
zfstrcpy(methbuf, method[methnum]);
if (methnum == IMPLODED) {
methbuf[1] = (char)((G.crec.general_purpose_bit_flag & 2)? '8' : '4');
methbuf[3] = (char)((G.crec.general_purpose_bit_flag & 4)? '3' : '2');
} else if (methnum == DEFLATED) {
ush dnum=(ush)((G.crec.general_purpose_bit_flag>>1) & 3);
methbuf[3] = dtype[dnum];
} else if (methnum >= NUM_METHODS) { /* unknown */
sprintf(&methbuf[1], "%03u", G.crec.compression_method);
}
for (k = 0; k < 15; ++k)
attribs[k] = ' ';
attribs[15] = 0;
xattr = (ush)((G.crec.external_file_attributes >> 16) & 0xFFFF);
switch (hostnum) {
case VMS_:
{ int i, j;
for (k = 0; k < 12; ++k)
workspace[k] = 0;
if (xattr & VMS_IRUSR)
workspace[0] = 'R';
if (xattr & VMS_IWUSR) {
workspace[1] = 'W';
workspace[3] = 'D';
}
if (xattr & VMS_IXUSR)
workspace[2] = 'E';
if (xattr & VMS_IRGRP)
workspace[4] = 'R';
if (xattr & VMS_IWGRP) {
workspace[5] = 'W';
workspace[7] = 'D';
}
if (xattr & VMS_IXGRP)
workspace[6] = 'E';
if (xattr & VMS_IROTH)
workspace[8] = 'R';
if (xattr & VMS_IWOTH) {
workspace[9] = 'W';
workspace[11] = 'D';
}
if (xattr & VMS_IXOTH)
workspace[10] = 'E';
p = attribs;
for (k = j = 0; j < 3; ++j) { /* groups of permissions */
for (i = 0; i < 4; ++i, ++k) /* perms within a group */
if (workspace[k])
*p++ = workspace[k];
*p++ = ','; /* group separator */
}
*--p = ' '; /* overwrite last comma */
if ((p - attribs) < 12)
sprintf(&attribs[12], "%d.%d", hostver/10, hostver%10);
}
break;
case FS_FAT_:
case FS_HPFS_:
case FS_NTFS_:
case VM_CMS_:
case FS_VFAT_:
case MVS_:
case ACORN_:
xattr = (ush)(G.crec.external_file_attributes & 0xFF);
sprintf(attribs, ".r.-... %d.%d", hostver/10, hostver%10);
attribs[2] = (xattr & 0x01)? '-' : 'w';
attribs[5] = (xattr & 0x02)? 'h' : '-';
attribs[6] = (xattr & 0x04)? 's' : '-';
attribs[4] = (xattr & 0x20)? 'a' : '-';
if (xattr & 0x10) {
attribs[0] = 'd';
attribs[3] = 'x';
} else
attribs[0] = '-';
if (IS_VOLID(xattr))
attribs[0] = 'V';
else if ((p = strrchr(G.filename, '.')) != (char *)NULL) {
++p;
if (STRNICMP(p, "com", 3) == 0 || STRNICMP(p, "exe", 3) == 0 ||
STRNICMP(p, "btm", 3) == 0 || STRNICMP(p, "cmd", 3) == 0 ||
STRNICMP(p, "bat", 3) == 0)
attribs[3] = 'x';
}
break;
case AMIGA_:
switch (xattr & AMI_IFMT) {
case AMI_IFDIR: attribs[0] = 'd'; break;
case AMI_IFREG: attribs[0] = '-'; break;
default: attribs[0] = '?'; break;
}
attribs[1] = (xattr & AMI_IHIDDEN)? 'h' : '-';
attribs[2] = (xattr & AMI_ISCRIPT)? 's' : '-';
attribs[3] = (xattr & AMI_IPURE)? 'p' : '-';
attribs[4] = (xattr & AMI_IARCHIVE)? 'a' : '-';
attribs[5] = (xattr & AMI_IREAD)? 'r' : '-';
attribs[6] = (xattr & AMI_IWRITE)? 'w' : '-';
attribs[7] = (xattr & AMI_IEXECUTE)? 'e' : '-';
attribs[8] = (xattr & AMI_IDELETE)? 'd' : '-';
sprintf(&attribs[12], "%d.%d", hostver/10, hostver%10);
break;
default: /* assume Unix-like */
switch (xattr & UNX_IFMT) {
case UNX_IFDIR: attribs[0] = 'd'; break;
case UNX_IFREG: attribs[0] = '-'; break;
case UNX_IFLNK: attribs[0] = 'l'; break;
case UNX_IFBLK: attribs[0] = 'b'; break;
case UNX_IFCHR: attribs[0] = 'c'; break;
case UNX_IFIFO: attribs[0] = 'p'; break;
case UNX_IFSOCK: attribs[0] = 's'; break;
default: attribs[0] = '?'; break;
}
attribs[1] = (xattr & UNX_IRUSR)? 'r' : '-';
attribs[4] = (xattr & UNX_IRGRP)? 'r' : '-';
attribs[7] = (xattr & UNX_IROTH)? 'r' : '-';
attribs[2] = (xattr & UNX_IWUSR)? 'w' : '-';
attribs[5] = (xattr & UNX_IWGRP)? 'w' : '-';
attribs[8] = (xattr & UNX_IWOTH)? 'w' : '-';
if (xattr & UNX_IXUSR)
attribs[3] = (xattr & UNX_ISUID)? 's' : 'x';
else
attribs[3] = (xattr & UNX_ISUID)? 'S' : '-'; /* S==undefined */
if (xattr & UNX_IXGRP)
attribs[6] = (xattr & UNX_ISGID)? 's' : 'x'; /* == UNX_ENFMT */
else
/* attribs[6] = (xattr & UNX_ISGID)? 'l' : '-'; real 4.3BSD */
attribs[6] = (xattr & UNX_ISGID)? 'S' : '-'; /* SunOS 4.1.x */
if (xattr & UNX_IXOTH)
attribs[9] = (xattr & UNX_ISVTX)? 't' : 'x'; /* "sticky bit" */
else
attribs[9] = (xattr & UNX_ISVTX)? 'T' : '-'; /* T==undefined */
sprintf(&attribs[12], "%d.%d", hostver/10, hostver%10);
break;
} /* end switch (hostnum: external attributes format) */
Info(slide, 0, ((char *)slide, "%s %s %7lu ", attribs,
LoadFarStringSmall(os[hostnum]), G.crec.ucsize));
Info(slide, 0, ((char *)slide, "%c",
(G.crec.general_purpose_bit_flag & 1)?
((G.crec.internal_file_attributes & 1)? 'T' : 'B') : /* encrypted */
((G.crec.internal_file_attributes & 1)? 't' : 'b'))); /* plaintext */
Info(slide, 0, ((char *)slide, "%c",
(G.crec.extra_field_length || G.crec.external_file_attributes & 0xC000)?
((G.crec.general_purpose_bit_flag & 8)? 'X' : 'x') : /* extra field */
((G.crec.general_purpose_bit_flag & 8)? 'l' : '-'))); /* no extra field */
/* ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ extended local header or not */
if (G.lflag == 4) {
ulg csiz = G.crec.csize;
if (G.crec.general_purpose_bit_flag & 1)
csiz -= 12; /* if encrypted, don't count encryption header */
Info(slide, 0, ((char *)slide, "%3d%%",
(ratio(G.crec.ucsize,csiz)+5)/10));
} else if (G.lflag == 5)
Info(slide, 0, ((char *)slide, " %7lu", G.crec.csize));
/* Read the extra field, if any. The extra field info may be used
* in the file modification time section, below.
*/
if ((error = do_string(__G__ G.crec.extra_field_length, EXTRA_FIELD)) != 0)
{
if (G.extra_field != NULL) {
free(G.extra_field);
G.extra_field = NULL;
}
error_in_archive = error;
/* We do not return prematurely in case of a "fatal" error (PK_EOF).
* This does not hurt here, because we do not need to read from the
* zipfile again before the end of this function.
*/
}
/* For printing of date & time, a "char d_t_buf[16]" is required.
* To save stack space, we reuse the "char attribs[16]" buffer whose
* content is no longer needed.
*/
# define d_t_buf attribs
#ifdef USE_EF_UT_TIME
z_modtim = G.extra_field && (ef_scan_for_izux(G.extra_field,
G.crec.extra_field_length, 0, &z_utime, NULL) & EB_UT_FL_MTIME)
? &z_utime.mtime : NULL;
TIMET_TO_NATIVE(z_utime.mtime) /* NOP unless MSC 7.0 or Macintosh */
d_t_buf[0] = (char)0; /* signal "show local time" */
#else
# define z_modtim NULL
#endif
Info(slide, 0, ((char *)slide, " %s %s ", methbuf,
zi_time(__G__ &G.crec.last_mod_file_date, &G.crec.last_mod_file_time,
z_modtim, d_t_buf)));
fnprint(__G);
/*---------------------------------------------------------------------------
Skip the file comment, if any (the filename has already been printed,
above). That finishes up this file entry...
---------------------------------------------------------------------------*/
SKIP_(G.crec.file_comment_length)
return error_in_archive;
} /* end function zi_short() */
/************************/
/* Function zi_time() */
/************************/
static char *zi_time(__G__ datez, timez, modtimez, d_t_str)
__GDEF
ZCONST ush *datez, *timez;
ZCONST time_t *modtimez;
char *d_t_str;
{
ush yr, mo, dy, hh, mm, ss;
char monthbuf[4];
char *monthstr;
static char Far month[12][4] = {
"Jan", "Feb", "Mar", "Apr", "May", "Jun",
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
};
/*---------------------------------------------------------------------------
Convert the file-modification date and time info to a string of the form
"1991 Feb 23 17:15:00", "23-Feb-91 17:15" or "19910223.171500", depending
on values of lflag and T_flag. If using Unix-time extra fields, convert
to local time or not, depending on value of first character in d_t_str[].
---------------------------------------------------------------------------*/
#ifdef USE_EF_UT_TIME
if (modtimez != NULL) {
struct tm *t;
#ifndef NO_GMTIME
/* check for our secret message from above... */
t = (d_t_str[0] == (char)1)? gmtime(modtimez) : localtime(modtimez);
#else
t = localtime(modtimez);
#endif
mo = (ush)(t->tm_mon + 1);
dy = (ush)(t->tm_mday);
yr = (ush)(t->tm_year);
hh = (ush)(t->tm_hour);
mm = (ush)(t->tm_min);
ss = (ush)(t->tm_sec);
} else
#endif /* USE_EF_UT_TIME */
{
yr = (ush)(((*datez >> 9) & 0x7f) + 80);
mo = (ush)((*datez >> 5) & 0x0f);
dy = (ush)(*datez & 0x1f);
hh = (ush)((*timez >> 11) & 0x1f);
mm = (ush)((*timez >> 5) & 0x3f);
ss = (ush)((*timez & 0x1f) * 2);
}
if (mo == 0 || mo > 12) {
sprintf(monthbuf, LoadFarString(BogusFmt), mo);
monthstr = monthbuf;
} else
monthstr = LoadFarStringSmall(month[mo-1]);
if (G.lflag > 9) /* verbose listing format */
sprintf(d_t_str, LoadFarString(YMDHMSTime), yr+1900, monthstr, dy, hh,
mm, ss);
else if (G.T_flag)
sprintf(d_t_str, LoadFarString(DecimalTime), yr+1900, mo, dy, hh, mm,
ss);
else /* was: if ((lflag >= 3) && (lflag <= 5)) */
sprintf(d_t_str, LoadFarString(DMYHMTime), dy, monthstr, yr%100, hh,
mm);
return d_t_str;
} /* end function zi_time() */
#endif /* !NO_ZIPINFO */
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