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unzip/unzip-5.51-near-4GB.patch

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auto-import changelog data from unzip-5.51-4.src.rpm Mon Jun 21 2004 Lon Hohberger <lhh@redhat.com> 5.51-4 - Extend max file/archive size to 2^32-8193 (4294959103) bytes
2004-09-09 13:57:47 +00:00
diff -ur unzip-5.51/extract.c unzip-5.51-lhh/extract.c
--- unzip-5.51/extract.c 2004-04-15 20:58:00.000000000 -0400
+++ unzip-5.51-lhh/extract.c 2004-06-18 16:26:57.000000000 -0400
@@ -299,16 +299,16 @@
__GDEF
{
unsigned i, j;
- long cd_bufstart;
+ ulg cd_bufstart;
uch *cd_inptr;
int cd_incnt;
ulg filnum=0L, blknum=0L;
int reached_end, no_endsig_found;
int error, error_in_archive=PK_COOL;
int *fn_matched=NULL, *xn_matched=NULL;
- unsigned members_processed;
+ ulg members_processed;
ulg num_skipped=0L, num_bad_pwd=0L;
- LONGINT old_extra_bytes = 0L;
+ ulg old_extra_bytes = 0L;
#ifdef SET_DIR_ATTRIB
unsigned num_dirs=0;
direntry *dirlist=(direntry *)NULL, **sorted_dirlist=(direntry **)NULL;
@@ -539,7 +539,7 @@
G.cur_zipfile_bufstart = ftell((FILE *)G.zipfd);
#else /* !USE_STRM_INPUT */
G.cur_zipfile_bufstart =
- lseek(G.zipfd, (LONGINT)cd_bufstart, SEEK_SET);
+ lseek64(G.zipfd, (ulg)cd_bufstart, SEEK_SET);
#endif /* ?USE_STRM_INPUT */
read(G.zipfd, (char *)G.inbuf, INBUFSIZ); /* been here before... */
G.inptr = cd_inptr;
@@ -902,7 +902,7 @@
unsigned i;
int renamed, query;
int skip_entry;
- long bufstart, inbuf_offset, request;
+ ulg bufstart, inbuf_offset, request;
int error, errcode;
/* possible values for local skip_entry flag: */
@@ -936,7 +936,8 @@
Trace((stderr,
"debug: bufstart = %ld, cur_zipfile_bufstart = %ld\n",
bufstart, G.cur_zipfile_bufstart));
- if (request < 0) {
+ if (request > MAX_ZIP_SIZE) { /* > 2^32 - 8193 */
+ printf("request = 0x%lu\n", (ulg)request);
Info(slide, 0x401, ((char *)slide, LoadFarStringSmall(SeekMsg),
G.zipfn, LoadFarString(ReportMsg)));
error_in_archive = PK_ERR;
@@ -954,7 +955,8 @@
"debug: bufstart = %ld, cur_zipfile_bufstart = %ld\n",
bufstart, G.cur_zipfile_bufstart));
/* try again */
- if (request < 0) {
+ if (request > MAX_ZIP_SIZE) { /* > 2^32 - 8193 */
+ printf("retry - request = 0x%lu\n", (ulg)request);
Trace((stderr,
"debug: recompensated request still < 0\n"));
Info(slide, 0x401, ((char *)slide,
@@ -976,7 +978,7 @@
G.cur_zipfile_bufstart = ftell((FILE *)G.zipfd);
#else /* !USE_STRM_INPUT */
G.cur_zipfile_bufstart =
- lseek(G.zipfd, (LONGINT)bufstart, SEEK_SET);
+ lseek64(G.zipfd, (ulg)bufstart, SEEK_SET);
#endif /* ?USE_STRM_INPUT */
if ((G.incnt = read(G.zipfd,(char *)G.inbuf,INBUFSIZ)) <= 0)
{
diff -ur unzip-5.51/fileio.c unzip-5.51-lhh/fileio.c
--- unzip-5.51/fileio.c 2004-05-22 21:01:20.000000000 -0400
+++ unzip-5.51-lhh/fileio.c 2004-06-18 16:26:57.000000000 -0400
@@ -112,6 +112,8 @@
/****************************/
/* Strings used in fileio.c */
/****************************/
+static ZCONST char Far ZipFileTooBig[] =
+ "error: Zip file too big (greater than %lu bytes)\n";
static ZCONST char Far CannotOpenZipfile[] =
"error: cannot open zipfile [ %s ]\n %s";
@@ -183,6 +185,7 @@
int open_input_file(__G) /* return 1 if open failed */
__GDEF
{
+ struct stat64 sb;
/*
* open the zipfile for reading and in BINARY mode to prevent cr/lf
* translation, which would corrupt the bitstreams
@@ -201,9 +204,9 @@
G.zipfd = fopen(G.zipfn, FOPR);
#else /* !USE_STRM_INPUT */
# ifdef O_BINARY
- G.zipfd = open(G.zipfn, O_RDONLY | O_BINARY);
+ G.zipfd = open(G.zipfn, O_RDONLY | O_BINARY | O_LARGEFILE);
# else
- G.zipfd = open(G.zipfn, O_RDONLY);
+ G.zipfd = open(G.zipfn, O_RDONLY | O_LARGEFILE);
# endif
#endif /* ?USE_STRM_INPUT */
#endif /* ?CMS_MVS */
@@ -221,6 +224,13 @@
G.zipfn, strerror(errno)));
return 1;
}
+
+ fstat64(G.zipfd, &sb);
+ if (sb.st_size > MAX_ZIP_SIZE) {
+ Info(slide, 0x401, ((char *)slide,
+ LoadFarString(ZipFileTooBig),
+ ((ulg)MAX_ZIP_SIZE)));
+ }
return 0;
} /* end function open_input_file() */
@@ -238,6 +248,7 @@
int open_outfile(__G) /* return 1 if fail */
__GDEF
{
+ int fd;
#ifdef DLL
if (G.redirect_data)
return (redirect_outfile(__G) == FALSE);
@@ -259,7 +270,7 @@
}
#endif /* BORLAND_STAT_BUG */
#ifdef SYMLINKS
- if (SSTAT(G.filename, &G.statbuf) == 0 || lstat(G.filename,&G.statbuf) == 0)
+ if (SSTAT(G.filename, &G.statbuf) == 0 || lstat64(G.filename,&G.statbuf) == 0)
#else
if (SSTAT(G.filename, &G.statbuf) == 0)
#endif /* ?SYMLINKS */
@@ -413,7 +424,9 @@
#endif /* NOVELL_BUG_FAILSAFE */
Trace((stderr, "open_outfile: doing fopen(%s) for writing\n",
FnFilter1(G.filename)));
- if ((G.outfile = fopen(G.filename, FOPW)) == (FILE *)NULL) {
+
+ fd = open(G.filename, O_WRONLY | O_LARGEFILE | O_CREAT);
+ if ((G.outfile = fdopen(fd, FOPW)) == (FILE *)NULL) {
Info(slide, 0x401, ((char *)slide, LoadFarString(CannotCreateFile),
FnFilter1(G.filename)));
return 1;
@@ -657,7 +670,7 @@
int seek_zipf(__G__ abs_offset)
__GDEF
- LONGINT abs_offset;
+ ulg abs_offset;
{
/*
* Seek to the block boundary of the block which includes abs_offset,
@@ -678,11 +691,11 @@
* PK_EOF if seeking past end of zipfile
* PK_OK when seek was successful
*/
- LONGINT request = abs_offset + G.extra_bytes;
- LONGINT inbuf_offset = request % INBUFSIZ;
- LONGINT bufstart = request - inbuf_offset;
+ ulg request = abs_offset + G.extra_bytes;
+ ulg inbuf_offset = request % INBUFSIZ;
+ ulg bufstart = request - inbuf_offset;
- if (request < 0) {
+ if (request > (ulg)MAX_ZIP_SIZE) {
Info(slide, 1, ((char *)slide, LoadFarStringSmall(SeekMsg),
G.zipfn, LoadFarString(ReportMsg)));
return(PK_BADERR);
@@ -694,7 +707,7 @@
fseek(G.zipfd, (LONGINT)bufstart, SEEK_SET);
G.cur_zipfile_bufstart = ftell(G.zipfd);
#else /* !USE_STRM_INPUT */
- G.cur_zipfile_bufstart = lseek(G.zipfd, (LONGINT)bufstart, SEEK_SET);
+ G.cur_zipfile_bufstart = lseek64(G.zipfd, bufstart, SEEK_SET);
#endif /* ?USE_STRM_INPUT */
Trace((stderr,
" request = %ld, (abs+extra) = %ld, inbuf_offset = %ld\n",
@@ -1850,7 +1863,7 @@
Trace((stderr, "check_for_newer: doing lstat(%s)\n",
FnFilter1(filename)));
/* GRR OPTION: could instead do this test ONLY if G.symlnk is true */
- if (lstat(filename, &G.statbuf) == 0) {
+ if (lstat64(filename, &G.statbuf) == 0) {
Trace((stderr,
"check_for_newer: lstat(%s) returns 0: symlink does exist\n",
FnFilter1(filename)));
@@ -1867,7 +1880,7 @@
#ifdef SYMLINKS
/* GRR OPTION: could instead do this test ONLY if G.symlnk is true */
- if (lstat(filename, &G.statbuf) == 0 && S_ISLNK(G.statbuf.st_mode)) {
+ if (lstat64(filename, &G.statbuf) == 0 && S_ISLNK(G.statbuf.st_mode)) {
Trace((stderr, "check_for_newer: %s is a symbolic link\n",
FnFilter1(filename)));
if (QCOND2 && !IS_OVERWRT_ALL)
diff -ur unzip-5.51/globals.h unzip-5.51-lhh/globals.h
--- unzip-5.51/globals.h 2004-02-25 20:23:18.000000000 -0500
+++ unzip-5.51-lhh/globals.h 2004-06-18 16:26:57.000000000 -0400
@@ -247,16 +247,20 @@
#else
int zipfd; /* zipfile file handle */
#endif
- LONGINT ziplen;
- LONGINT cur_zipfile_bufstart; /* extract_or_test, readbuf, ReadByte */
- LONGINT extra_bytes; /* used in unzip.c, misc.c */
+ ulg ziplen;
+ ulg cur_zipfile_bufstart; /* extract_or_test, readbuf, ReadByte */
+ ulg extra_bytes; /* used in unzip.c, misc.c */
uch *extra_field; /* Unix, VMS, Mac, OS/2, Acorn, ... */
uch *hold;
local_file_hdr lrec; /* used in unzip.c, extract.c */
cdir_file_hdr crec; /* used in unzip.c, extract.c, misc.c */
ecdir_rec ecrec; /* used in unzip.c, extract.c */
- struct stat statbuf; /* used by main, mapname, check_for_newer */
+#ifdef _LARGEFILE64_SOURCE
+ struct stat64 statbuf; /* used by main, mapname, check_for_newer */
+#else
+ struct stat statbuf; /* used by main, mapname, check_for_newer */
+#endif
int mem_mode;
uch *outbufptr; /* extract.c static */
diff -ur unzip-5.51/list.c unzip-5.51-lhh/list.c
--- unzip-5.51/list.c 2004-03-01 14:03:02.000000000 -0500
+++ unzip-5.51-lhh/list.c 2004-06-21 12:57:05.000000000 -0400
@@ -62,7 +62,7 @@
"%8lu %-7s%8lu %4s %02u%c%02u%c%02u %02u:%02u %08lx %c";
static ZCONST char Far LongFileTrailer[] =
"-------- ------- --- \
- -------\n%8lu %8lu %4s %lu file%s\n";
+ -------\n%8llu %8llu %4s %lu file%s\n";
#ifdef OS2_EAS
static ZCONST char Far ShortHdrStats[] =
"%9lu %6lu %6lu %02u%c%02u%c%02u %02u:%02u %c";
@@ -76,7 +76,7 @@
static ZCONST char Far ShortHdrStats[] =
"%9lu %02u%c%02u%c%02u %02u:%02u %c";
static ZCONST char Far ShortFileTrailer[] = " -------- \
- -------\n%9lu %lu file%s\n";
+ -------\n%9llu %lu file%s\n";
#endif /* ?OS2_EAS */
#endif /* !WINDLL */
@@ -105,7 +105,8 @@
struct tm *t;
#endif
unsigned yr, mo, dy, hh, mm;
- ulg csiz, tot_csize=0L, tot_ucsize=0L;
+ ulg csiz;
+ unsigned long long tot_csize=0, tot_ucsize=0;
#ifdef OS2_EAS
ulg ea_size, tot_easize=0L, tot_eafiles=0L;
ulg acl_size, tot_aclsize=0L, tot_aclfiles=0L;
diff -ur unzip-5.51/process.c unzip-5.51-lhh/process.c
--- unzip-5.51/process.c 2003-10-19 18:52:04.000000000 -0400
+++ unzip-5.51-lhh/process.c 2004-06-18 16:26:57.000000000 -0400
@@ -915,7 +915,7 @@
long searchlen;
{
int i, numblks, found=FALSE;
- LONGINT tail_len;
+ ulg tail_len;
ec_byte_rec byterec;
@@ -923,8 +923,8 @@
Treat case of short zipfile separately.
---------------------------------------------------------------------------*/
- if (G.ziplen <= INBUFSIZ) {
- lseek(G.zipfd, 0L, SEEK_SET);
+ if ((unsigned long)G.ziplen <= (unsigned long)INBUFSIZ) {
+ lseek64(G.zipfd, 0L, SEEK_SET);
if ((G.incnt = read(G.zipfd,(char *)G.inbuf,(unsigned int)G.ziplen))
== (int)G.ziplen)
@@ -951,7 +951,7 @@
fseek((FILE *)G.zipfd, G.ziplen-tail_len, SEEK_SET);
G.cur_zipfile_bufstart = ftell((FILE *)G.zipfd);
#else /* !USE_STRM_INPUT */
- G.cur_zipfile_bufstart = lseek(G.zipfd, G.ziplen-tail_len,
+ G.cur_zipfile_bufstart = lseek64(G.zipfd, G.ziplen-tail_len,
SEEK_SET);
#endif /* ?USE_STRM_INPUT */
if ((G.incnt = read(G.zipfd, (char *)G.inbuf,
@@ -985,7 +985,7 @@
for (i = 1; !found && (i <= numblks); ++i) {
G.cur_zipfile_bufstart -= INBUFSIZ;
- lseek(G.zipfd, G.cur_zipfile_bufstart, SEEK_SET);
+ lseek64(G.zipfd, G.cur_zipfile_bufstart, SEEK_SET);
if ((G.incnt = read(G.zipfd,(char *)G.inbuf,INBUFSIZ))
!= INBUFSIZ)
break; /* fall through and fail */
diff -ur unzip-5.51/unix/Makefile unzip-5.51-lhh/unix/Makefile
--- unzip-5.51/unix/Makefile 2004-06-21 15:07:16.936126502 -0400
+++ unzip-5.51-lhh/unix/Makefile 2004-06-18 16:26:57.000000000 -0400
@@ -783,7 +783,7 @@
# Linux (Posix, approximately SysV): virtually any version since before 0.96,
# for any platform. Change "-O" to "-O3" or whatever, as desired...
linux_noasm: unix_make
- $(MAKE) unzips CC=gcc LD=gcc CF="$(RPM_OPT_FLAGS) -D_GNU_SOURCE -Wall -I. $(LOC)"
+ $(MAKE) unzips CC=gcc LD=gcc CF="$(RPM_OPT_FLAGS) -D_LARGEFILE64_SOURCE -D_GNU_SOURCE -Wall -I. $(LOC)"
# Linux with lcc compiler: __inline__ (stat.h) not recognized, and must edit
# /usr/include/gnu/types.h to get rid of "long long" if __LCC__ defined. -O3
diff -ur unzip-5.51/unzip.h unzip-5.51-lhh/unzip.h
--- unzip-5.51/unzip.h 2004-05-22 21:04:23.000000000 -0400
+++ unzip-5.51-lhh/unzip.h 2004-06-18 16:26:57.000000000 -0400
@@ -591,6 +591,8 @@
#define UZ_ST_CONTINUE 0
#define UZ_ST_BREAK 1
+#define MAX_ZIP_SIZE 0xffffdffe
+
/*---------------------------------------------------------------------------
Prototypes for public UnZip API (DLL) functions.
diff -ur unzip-5.51/unzpriv.h unzip-5.51-lhh/unzpriv.h
--- unzip-5.51/unzpriv.h 2004-03-01 13:09:04.000000000 -0500
+++ unzip-5.51-lhh/unzpriv.h 2004-06-18 16:26:57.000000000 -0400
@@ -775,9 +775,9 @@
#endif
#ifndef SSTAT
# ifdef WILD_STAT_BUG
-# define SSTAT(path,pbuf) (iswild(path) || stat(path,pbuf))
+# define SSTAT(path,pbuf) (iswild(path) || stat64(path,pbuf))
# else
-# define SSTAT stat
+# define SSTAT stat64
# endif
#endif
#ifndef STRNICMP
@@ -1860,7 +1860,7 @@
unsigned readbuf OF((__GPRO__ char *buf, register unsigned len));
int readbyte OF((__GPRO));
int fillinbuf OF((__GPRO));
-int seek_zipf OF((__GPRO__ LONGINT abs_offset));
+int seek_zipf OF((__GPRO__ ulg abs_offset));
#ifdef FUNZIP
int flush OF((__GPRO__ ulg size)); /* actually funzip.c */
#else
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