2
* Copyright (c) 2003-2007 Tim Kientzle
5
* Redistribution and use in source and binary forms, with or without
6
* modification, are permitted provided that the following conditions
8
* 1. Redistributions of source code must retain the above copyright
9
* notice, this list of conditions and the following disclaimer.
10
* 2. Redistributions in binary form must reproduce the above copyright
11
* notice, this list of conditions and the following disclaimer in the
12
* documentation and/or other materials provided with the distribution.
14
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
15
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17
* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
18
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26
#include "archive_platform.h"
27
__FBSDID("$FreeBSD: head/lib/libarchive/archive_entry.c 201096 2009-12-28 02:41:27Z kientzle $");
29
#ifdef HAVE_SYS_STAT_H
32
#ifdef HAVE_SYS_TYPES_H
33
#include <sys/types.h>
36
#include <sys/mkdev.h>
38
#elif MAJOR_IN_SYSMACROS
39
#include <sys/sysmacros.h>
45
#ifdef HAVE_LINUX_FS_H
46
#include <linux/fs.h> /* for Linux file flags */
49
* Some Linux distributions have both linux/ext2_fs.h and ext2fs/ext2_fs.h.
50
* As the include guards don't agree, the order of include is important.
52
#ifdef HAVE_LINUX_EXT2_FS_H
53
#include <linux/ext2_fs.h> /* for Linux file flags */
55
#if defined(HAVE_EXT2FS_EXT2_FS_H) && !defined(__CYGWIN__)
56
#include <ext2fs/ext2_fs.h> /* for Linux file flags */
71
#include "archive_entry.h"
72
#include "archive_private.h"
73
#include "archive_entry_private.h"
76
#define max(a, b) ((a)>(b)?(a):(b))
78
#if !defined(HAVE_MAJOR) && !defined(major)
79
/* Replacement for major/minor/makedev. */
80
#define major(x) ((int)(0x00ff & ((x) >> 8)))
81
#define minor(x) ((int)(0xffff00ff & (x)))
82
#define makedev(maj,min) ((0xff00 & ((maj)<<8)) | (0xffff00ff & (min)))
85
/* Play games to come up with a suitable makedev() definition. */
88
#include <sys/netmgr.h>
89
#define ae_makedev(maj, min) makedev(ND_LOCAL_NODE, (maj), (min))
91
/* There's a "makedev" macro. */
92
#define ae_makedev(maj, min) makedev((maj), (min))
93
#elif defined mkdev || ((defined _WIN32 || defined __WIN32__) && !defined(__CYGWIN__))
95
#define ae_makedev(maj, min) mkdev((maj), (min))
97
/* There's a "makedev" function. */
98
#define ae_makedev(maj, min) makedev((maj), (min))
101
static void aes_clean(struct aes *);
102
static void aes_copy(struct aes *dest, struct aes *src);
103
static const char * aes_get_mbs(struct aes *);
104
static const wchar_t * aes_get_wcs(struct aes *);
105
static int aes_set_mbs(struct aes *, const char *mbs);
106
static int aes_copy_mbs(struct aes *, const char *mbs);
107
/* static void aes_set_wcs(struct aes *, const wchar_t *wcs); */
108
static int aes_copy_wcs(struct aes *, const wchar_t *wcs);
109
static int aes_copy_wcs_len(struct aes *, const wchar_t *wcs, size_t);
111
static char * ae_fflagstostr(unsigned long bitset, unsigned long bitclear);
112
static const wchar_t *ae_wcstofflags(const wchar_t *stringp,
113
unsigned long *setp, unsigned long *clrp);
114
static const char *ae_strtofflags(const char *stringp,
115
unsigned long *setp, unsigned long *clrp);
116
static void append_entry_w(wchar_t **wp, const wchar_t *prefix, int tag,
117
const wchar_t *wname, int perm, int id);
118
static void append_id_w(wchar_t **wp, int id);
120
static int acl_special(struct archive_entry *entry,
121
int type, int permset, int tag);
122
static struct ae_acl *acl_new_entry(struct archive_entry *entry,
123
int type, int permset, int tag, int id);
124
static int isint_w(const wchar_t *start, const wchar_t *end, int *result);
125
static int ismode_w(const wchar_t *start, const wchar_t *end, int *result);
126
static void next_field_w(const wchar_t **wp, const wchar_t **start,
127
const wchar_t **end, wchar_t *sep);
128
static int prefix_w(const wchar_t *start, const wchar_t *end,
129
const wchar_t *test);
131
archive_entry_acl_add_entry_w_len(struct archive_entry *entry, int type,
132
int permset, int tag, int id, const wchar_t *name, size_t);
136
static wchar_t * wcscpy(wchar_t *s1, const wchar_t *s2)
139
while ((*s1 = *s2) != L'\0')
145
static size_t wcslen(const wchar_t *s)
147
const wchar_t *p = s;
154
/* Good enough for simple equality testing, but not for sorting. */
155
#define wmemcmp(a,b,i) memcmp((a), (b), (i) * sizeof(wchar_t))
158
#define wmemcpy(a,b,i) (wchar_t *)memcpy((a), (b), (i) * sizeof(wchar_t))
162
aes_clean(struct aes *aes)
165
free((wchar_t *)(uintptr_t)aes->aes_wcs);
168
archive_string_free(&(aes->aes_mbs));
169
archive_string_free(&(aes->aes_utf8));
174
aes_copy(struct aes *dest, struct aes *src)
178
dest->aes_set = src->aes_set;
179
archive_string_copy(&(dest->aes_mbs), &(src->aes_mbs));
180
archive_string_copy(&(dest->aes_utf8), &(src->aes_utf8));
182
if (src->aes_wcs != NULL) {
183
wp = (wchar_t *)malloc((wcslen(src->aes_wcs) + 1)
186
__archive_errx(1, "No memory for aes_copy()");
187
wcscpy(wp, src->aes_wcs);
193
aes_get_utf8(struct aes *aes)
195
if (aes->aes_set & AES_SET_UTF8)
196
return (aes->aes_utf8.s);
197
if ((aes->aes_set & AES_SET_WCS)
198
&& archive_strappend_w_utf8(&(aes->aes_utf8), aes->aes_wcs) != NULL) {
199
aes->aes_set |= AES_SET_UTF8;
200
return (aes->aes_utf8.s);
206
aes_get_mbs(struct aes *aes)
208
/* If we already have an MBS form, return that immediately. */
209
if (aes->aes_set & AES_SET_MBS)
210
return (aes->aes_mbs.s);
211
/* If there's a WCS form, try converting with the native locale. */
212
if ((aes->aes_set & AES_SET_WCS)
213
&& archive_strappend_w_mbs(&(aes->aes_mbs), aes->aes_wcs) != NULL) {
214
aes->aes_set |= AES_SET_MBS;
215
return (aes->aes_mbs.s);
217
/* We'll use UTF-8 for MBS if all else fails. */
218
return (aes_get_utf8(aes));
221
static const wchar_t *
222
aes_get_wcs(struct aes *aes)
227
/* Return WCS form if we already have it. */
228
if (aes->aes_set & AES_SET_WCS)
229
return (aes->aes_wcs);
231
if (aes->aes_set & AES_SET_MBS) {
232
/* Try converting MBS to WCS using native locale. */
234
* No single byte will be more than one wide character,
235
* so this length estimate will always be big enough.
237
size_t wcs_length = aes->aes_mbs.length;
239
w = (wchar_t *)malloc((wcs_length + 1) * sizeof(wchar_t));
241
__archive_errx(1, "No memory for aes_get_wcs()");
242
r = mbstowcs(w, aes->aes_mbs.s, wcs_length);
243
if (r != (size_t)-1 && r != 0) {
245
aes->aes_set |= AES_SET_WCS;
246
return (aes->aes_wcs = w);
251
if (aes->aes_set & AES_SET_UTF8) {
252
/* Try converting UTF8 to WCS. */
253
aes->aes_wcs = __archive_string_utf8_w(&(aes->aes_utf8));
254
if (aes->aes_wcs != NULL)
255
aes->aes_set |= AES_SET_WCS;
256
return (aes->aes_wcs);
262
aes_set_mbs(struct aes *aes, const char *mbs)
264
return (aes_copy_mbs(aes, mbs));
268
aes_copy_mbs(struct aes *aes, const char *mbs)
274
aes->aes_set = AES_SET_MBS; /* Only MBS form is set now. */
275
archive_strcpy(&(aes->aes_mbs), mbs);
276
archive_string_empty(&(aes->aes_utf8));
278
free((wchar_t *)(uintptr_t)aes->aes_wcs);
285
* The 'update' form tries to proactively update all forms of
286
* this string (WCS and MBS) and returns an error if any of
287
* them fail. This is used by the 'pax' handler, for instance,
288
* to detect and report character-conversion failures early while
289
* still allowing clients to get potentially useful values from
290
* the more tolerant lazy conversions. (get_mbs and get_wcs will
291
* strive to give the user something useful, so you can get hopefully
292
* usable values even if some of the character conversions are failing.)
295
aes_update_utf8(struct aes *aes, const char *utf8)
299
return (1); /* Succeeded in clearing everything. */
302
/* Save the UTF8 string. */
303
archive_strcpy(&(aes->aes_utf8), utf8);
305
/* Empty the mbs and wcs strings. */
306
archive_string_empty(&(aes->aes_mbs));
308
free((wchar_t *)(uintptr_t)aes->aes_wcs);
312
aes->aes_set = AES_SET_UTF8; /* Only UTF8 is set now. */
314
/* TODO: We should just do a direct UTF-8 to MBS conversion
315
* here. That would be faster, use less space, and give the
316
* same information. (If a UTF-8 to MBS conversion succeeds,
317
* then UTF-8->WCS and Unicode->MBS conversions will both
320
/* Try converting UTF8 to WCS, return false on failure. */
321
aes->aes_wcs = __archive_string_utf8_w(&(aes->aes_utf8));
322
if (aes->aes_wcs == NULL)
324
aes->aes_set = AES_SET_UTF8 | AES_SET_WCS; /* Both UTF8 and WCS set. */
326
/* Try converting WCS to MBS, return false on failure. */
327
if (archive_strappend_w_mbs(&(aes->aes_mbs), aes->aes_wcs) == NULL)
329
aes->aes_set = AES_SET_UTF8 | AES_SET_WCS | AES_SET_MBS;
331
/* All conversions succeeded. */
336
aes_copy_wcs(struct aes *aes, const wchar_t *wcs)
338
return aes_copy_wcs_len(aes, wcs, wcs == NULL ? 0 : wcslen(wcs));
342
aes_copy_wcs_len(struct aes *aes, const wchar_t *wcs, size_t len)
350
aes->aes_set = AES_SET_WCS; /* Only WCS form set. */
351
archive_string_empty(&(aes->aes_mbs));
352
archive_string_empty(&(aes->aes_utf8));
354
free((wchar_t *)(uintptr_t)aes->aes_wcs);
357
w = (wchar_t *)malloc((len + 1) * sizeof(wchar_t));
359
__archive_errx(1, "No memory for aes_copy_wcs()");
360
wmemcpy(w, wcs, len);
366
/****************************************************************************
370
****************************************************************************/
372
struct archive_entry *
373
archive_entry_clear(struct archive_entry *entry)
377
aes_clean(&entry->ae_fflags_text);
378
aes_clean(&entry->ae_gname);
379
aes_clean(&entry->ae_hardlink);
380
aes_clean(&entry->ae_pathname);
381
aes_clean(&entry->ae_sourcepath);
382
aes_clean(&entry->ae_symlink);
383
aes_clean(&entry->ae_uname);
384
archive_entry_acl_clear(entry);
385
archive_entry_xattr_clear(entry);
387
memset(entry, 0, sizeof(*entry));
391
struct archive_entry *
392
archive_entry_clone(struct archive_entry *entry)
394
struct archive_entry *entry2;
395
struct ae_acl *ap, *ap2;
398
/* Allocate new structure and copy over all of the fields. */
399
entry2 = (struct archive_entry *)malloc(sizeof(*entry2));
402
memset(entry2, 0, sizeof(*entry2));
403
entry2->ae_stat = entry->ae_stat;
404
entry2->ae_fflags_set = entry->ae_fflags_set;
405
entry2->ae_fflags_clear = entry->ae_fflags_clear;
407
aes_copy(&entry2->ae_fflags_text, &entry->ae_fflags_text);
408
aes_copy(&entry2->ae_gname, &entry->ae_gname);
409
aes_copy(&entry2->ae_hardlink, &entry->ae_hardlink);
410
aes_copy(&entry2->ae_pathname, &entry->ae_pathname);
411
aes_copy(&entry2->ae_sourcepath, &entry->ae_sourcepath);
412
aes_copy(&entry2->ae_symlink, &entry->ae_symlink);
413
entry2->ae_set = entry->ae_set;
414
aes_copy(&entry2->ae_uname, &entry->ae_uname);
416
/* Copy ACL data over. */
417
ap = entry->acl_head;
419
ap2 = acl_new_entry(entry2,
420
ap->type, ap->permset, ap->tag, ap->id);
422
aes_copy(&ap2->name, &ap->name);
426
/* Copy xattr data over. */
427
xp = entry->xattr_head;
429
archive_entry_xattr_add_entry(entry2,
430
xp->name, xp->value, xp->size);
438
archive_entry_free(struct archive_entry *entry)
440
archive_entry_clear(entry);
444
struct archive_entry *
445
archive_entry_new(void)
447
struct archive_entry *entry;
449
entry = (struct archive_entry *)malloc(sizeof(*entry));
452
memset(entry, 0, sizeof(*entry));
457
* Functions for reading fields from an archive_entry.
461
archive_entry_atime(struct archive_entry *entry)
463
return (entry->ae_stat.aest_atime);
467
archive_entry_atime_nsec(struct archive_entry *entry)
469
return (entry->ae_stat.aest_atime_nsec);
473
archive_entry_atime_is_set(struct archive_entry *entry)
475
return (entry->ae_set & AE_SET_ATIME);
479
archive_entry_birthtime(struct archive_entry *entry)
481
return (entry->ae_stat.aest_birthtime);
485
archive_entry_birthtime_nsec(struct archive_entry *entry)
487
return (entry->ae_stat.aest_birthtime_nsec);
491
archive_entry_birthtime_is_set(struct archive_entry *entry)
493
return (entry->ae_set & AE_SET_BIRTHTIME);
497
archive_entry_ctime(struct archive_entry *entry)
499
return (entry->ae_stat.aest_ctime);
503
archive_entry_ctime_is_set(struct archive_entry *entry)
505
return (entry->ae_set & AE_SET_CTIME);
509
archive_entry_ctime_nsec(struct archive_entry *entry)
511
return (entry->ae_stat.aest_ctime_nsec);
515
archive_entry_dev(struct archive_entry *entry)
517
if (entry->ae_stat.aest_dev_is_broken_down)
518
return ae_makedev(entry->ae_stat.aest_devmajor,
519
entry->ae_stat.aest_devminor);
521
return (entry->ae_stat.aest_dev);
525
archive_entry_devmajor(struct archive_entry *entry)
527
if (entry->ae_stat.aest_dev_is_broken_down)
528
return (entry->ae_stat.aest_devmajor);
530
return major(entry->ae_stat.aest_dev);
534
archive_entry_devminor(struct archive_entry *entry)
536
if (entry->ae_stat.aest_dev_is_broken_down)
537
return (entry->ae_stat.aest_devminor);
539
return minor(entry->ae_stat.aest_dev);
543
archive_entry_filetype(struct archive_entry *entry)
545
return (AE_IFMT & entry->ae_stat.aest_mode);
549
archive_entry_fflags(struct archive_entry *entry,
550
unsigned long *set, unsigned long *clear)
552
*set = entry->ae_fflags_set;
553
*clear = entry->ae_fflags_clear;
557
* Note: if text was provided, this just returns that text. If you
558
* really need the text to be rebuilt in a canonical form, set the
559
* text, ask for the bitmaps, then set the bitmaps. (Setting the
560
* bitmaps clears any stored text.) This design is deliberate: if
561
* we're editing archives, we don't want to discard flags just because
562
* they aren't supported on the current system. The bitmap<->text
563
* conversions are platform-specific (see below).
566
archive_entry_fflags_text(struct archive_entry *entry)
571
f = aes_get_mbs(&entry->ae_fflags_text);
575
if (entry->ae_fflags_set == 0 && entry->ae_fflags_clear == 0)
578
p = ae_fflagstostr(entry->ae_fflags_set, entry->ae_fflags_clear);
582
aes_copy_mbs(&entry->ae_fflags_text, p);
584
f = aes_get_mbs(&entry->ae_fflags_text);
589
archive_entry_gid(struct archive_entry *entry)
591
return (entry->ae_stat.aest_gid);
595
archive_entry_gname(struct archive_entry *entry)
597
return (aes_get_mbs(&entry->ae_gname));
601
archive_entry_gname_w(struct archive_entry *entry)
603
return (aes_get_wcs(&entry->ae_gname));
607
archive_entry_hardlink(struct archive_entry *entry)
609
if (entry->ae_set & AE_SET_HARDLINK)
610
return (aes_get_mbs(&entry->ae_hardlink));
615
archive_entry_hardlink_w(struct archive_entry *entry)
617
if (entry->ae_set & AE_SET_HARDLINK)
618
return (aes_get_wcs(&entry->ae_hardlink));
623
archive_entry_ino(struct archive_entry *entry)
625
return (entry->ae_stat.aest_ino);
629
archive_entry_ino64(struct archive_entry *entry)
631
return (entry->ae_stat.aest_ino);
635
archive_entry_mode(struct archive_entry *entry)
637
return (entry->ae_stat.aest_mode);
641
archive_entry_mtime(struct archive_entry *entry)
643
return (entry->ae_stat.aest_mtime);
647
archive_entry_mtime_nsec(struct archive_entry *entry)
649
return (entry->ae_stat.aest_mtime_nsec);
653
archive_entry_mtime_is_set(struct archive_entry *entry)
655
return (entry->ae_set & AE_SET_MTIME);
659
archive_entry_nlink(struct archive_entry *entry)
661
return (entry->ae_stat.aest_nlink);
665
archive_entry_pathname(struct archive_entry *entry)
667
return (aes_get_mbs(&entry->ae_pathname));
671
archive_entry_pathname_w(struct archive_entry *entry)
673
return (aes_get_wcs(&entry->ae_pathname));
677
archive_entry_rdev(struct archive_entry *entry)
679
if (entry->ae_stat.aest_rdev_is_broken_down)
680
return ae_makedev(entry->ae_stat.aest_rdevmajor,
681
entry->ae_stat.aest_rdevminor);
683
return (entry->ae_stat.aest_rdev);
687
archive_entry_rdevmajor(struct archive_entry *entry)
689
if (entry->ae_stat.aest_rdev_is_broken_down)
690
return (entry->ae_stat.aest_rdevmajor);
692
return major(entry->ae_stat.aest_rdev);
696
archive_entry_rdevminor(struct archive_entry *entry)
698
if (entry->ae_stat.aest_rdev_is_broken_down)
699
return (entry->ae_stat.aest_rdevminor);
701
return minor(entry->ae_stat.aest_rdev);
705
archive_entry_size(struct archive_entry *entry)
707
return (entry->ae_stat.aest_size);
711
archive_entry_size_is_set(struct archive_entry *entry)
713
return (entry->ae_set & AE_SET_SIZE);
717
archive_entry_sourcepath(struct archive_entry *entry)
719
return (aes_get_mbs(&entry->ae_sourcepath));
723
archive_entry_symlink(struct archive_entry *entry)
725
if (entry->ae_set & AE_SET_SYMLINK)
726
return (aes_get_mbs(&entry->ae_symlink));
731
archive_entry_symlink_w(struct archive_entry *entry)
733
if (entry->ae_set & AE_SET_SYMLINK)
734
return (aes_get_wcs(&entry->ae_symlink));
739
archive_entry_uid(struct archive_entry *entry)
741
return (entry->ae_stat.aest_uid);
745
archive_entry_uname(struct archive_entry *entry)
747
return (aes_get_mbs(&entry->ae_uname));
751
archive_entry_uname_w(struct archive_entry *entry)
753
return (aes_get_wcs(&entry->ae_uname));
757
* Functions to set archive_entry properties.
761
archive_entry_set_filetype(struct archive_entry *entry, unsigned int type)
763
entry->stat_valid = 0;
764
entry->ae_stat.aest_mode &= ~AE_IFMT;
765
entry->ae_stat.aest_mode |= AE_IFMT & type;
769
archive_entry_set_fflags(struct archive_entry *entry,
770
unsigned long set, unsigned long clear)
772
aes_clean(&entry->ae_fflags_text);
773
entry->ae_fflags_set = set;
774
entry->ae_fflags_clear = clear;
778
archive_entry_copy_fflags_text(struct archive_entry *entry,
781
aes_copy_mbs(&entry->ae_fflags_text, flags);
782
return (ae_strtofflags(flags,
783
&entry->ae_fflags_set, &entry->ae_fflags_clear));
787
archive_entry_copy_fflags_text_w(struct archive_entry *entry,
788
const wchar_t *flags)
790
aes_copy_wcs(&entry->ae_fflags_text, flags);
791
return (ae_wcstofflags(flags,
792
&entry->ae_fflags_set, &entry->ae_fflags_clear));
796
archive_entry_set_gid(struct archive_entry *entry, gid_t g)
798
entry->stat_valid = 0;
799
entry->ae_stat.aest_gid = g;
803
archive_entry_set_gname(struct archive_entry *entry, const char *name)
805
aes_set_mbs(&entry->ae_gname, name);
809
archive_entry_copy_gname(struct archive_entry *entry, const char *name)
811
aes_copy_mbs(&entry->ae_gname, name);
815
archive_entry_copy_gname_w(struct archive_entry *entry, const wchar_t *name)
817
aes_copy_wcs(&entry->ae_gname, name);
821
archive_entry_update_gname_utf8(struct archive_entry *entry, const char *name)
823
return (aes_update_utf8(&entry->ae_gname, name));
827
archive_entry_set_ino(struct archive_entry *entry, unsigned long ino)
829
entry->stat_valid = 0;
830
entry->ae_stat.aest_ino = ino;
834
archive_entry_set_ino64(struct archive_entry *entry, int64_t ino)
836
entry->stat_valid = 0;
837
entry->ae_stat.aest_ino = ino;
841
archive_entry_set_hardlink(struct archive_entry *entry, const char *target)
843
aes_set_mbs(&entry->ae_hardlink, target);
845
entry->ae_set |= AE_SET_HARDLINK;
847
entry->ae_set &= ~AE_SET_HARDLINK;
851
archive_entry_copy_hardlink(struct archive_entry *entry, const char *target)
853
aes_copy_mbs(&entry->ae_hardlink, target);
855
entry->ae_set |= AE_SET_HARDLINK;
857
entry->ae_set &= ~AE_SET_HARDLINK;
861
archive_entry_copy_hardlink_w(struct archive_entry *entry, const wchar_t *target)
863
aes_copy_wcs(&entry->ae_hardlink, target);
865
entry->ae_set |= AE_SET_HARDLINK;
867
entry->ae_set &= ~AE_SET_HARDLINK;
871
archive_entry_update_hardlink_utf8(struct archive_entry *entry, const char *target)
874
entry->ae_set |= AE_SET_HARDLINK;
876
entry->ae_set &= ~AE_SET_HARDLINK;
877
return (aes_update_utf8(&entry->ae_hardlink, target));
881
archive_entry_set_atime(struct archive_entry *entry, time_t t, long ns)
883
entry->stat_valid = 0;
884
entry->ae_set |= AE_SET_ATIME;
885
entry->ae_stat.aest_atime = t;
886
entry->ae_stat.aest_atime_nsec = ns;
890
archive_entry_unset_atime(struct archive_entry *entry)
892
archive_entry_set_atime(entry, 0, 0);
893
entry->ae_set &= ~AE_SET_ATIME;
897
archive_entry_set_birthtime(struct archive_entry *entry, time_t m, long ns)
899
entry->stat_valid = 0;
900
entry->ae_set |= AE_SET_BIRTHTIME;
901
entry->ae_stat.aest_birthtime = m;
902
entry->ae_stat.aest_birthtime_nsec = ns;
906
archive_entry_unset_birthtime(struct archive_entry *entry)
908
archive_entry_set_birthtime(entry, 0, 0);
909
entry->ae_set &= ~AE_SET_BIRTHTIME;
913
archive_entry_set_ctime(struct archive_entry *entry, time_t t, long ns)
915
entry->stat_valid = 0;
916
entry->ae_set |= AE_SET_CTIME;
917
entry->ae_stat.aest_ctime = t;
918
entry->ae_stat.aest_ctime_nsec = ns;
922
archive_entry_unset_ctime(struct archive_entry *entry)
924
archive_entry_set_ctime(entry, 0, 0);
925
entry->ae_set &= ~AE_SET_CTIME;
929
archive_entry_set_dev(struct archive_entry *entry, dev_t d)
931
entry->stat_valid = 0;
932
entry->ae_stat.aest_dev_is_broken_down = 0;
933
entry->ae_stat.aest_dev = d;
937
archive_entry_set_devmajor(struct archive_entry *entry, dev_t m)
939
entry->stat_valid = 0;
940
entry->ae_stat.aest_dev_is_broken_down = 1;
941
entry->ae_stat.aest_devmajor = m;
945
archive_entry_set_devminor(struct archive_entry *entry, dev_t m)
947
entry->stat_valid = 0;
948
entry->ae_stat.aest_dev_is_broken_down = 1;
949
entry->ae_stat.aest_devminor = m;
952
/* Set symlink if symlink is already set, else set hardlink. */
954
archive_entry_set_link(struct archive_entry *entry, const char *target)
956
if (entry->ae_set & AE_SET_SYMLINK)
957
aes_set_mbs(&entry->ae_symlink, target);
959
aes_set_mbs(&entry->ae_hardlink, target);
962
/* Set symlink if symlink is already set, else set hardlink. */
964
archive_entry_copy_link(struct archive_entry *entry, const char *target)
966
if (entry->ae_set & AE_SET_SYMLINK)
967
aes_copy_mbs(&entry->ae_symlink, target);
969
aes_copy_mbs(&entry->ae_hardlink, target);
972
/* Set symlink if symlink is already set, else set hardlink. */
974
archive_entry_copy_link_w(struct archive_entry *entry, const wchar_t *target)
976
if (entry->ae_set & AE_SET_SYMLINK)
977
aes_copy_wcs(&entry->ae_symlink, target);
979
aes_copy_wcs(&entry->ae_hardlink, target);
983
archive_entry_update_link_utf8(struct archive_entry *entry, const char *target)
985
if (entry->ae_set & AE_SET_SYMLINK)
986
return (aes_update_utf8(&entry->ae_symlink, target));
988
return (aes_update_utf8(&entry->ae_hardlink, target));
992
archive_entry_set_mode(struct archive_entry *entry, mode_t m)
994
entry->stat_valid = 0;
995
entry->ae_stat.aest_mode = m;
999
archive_entry_set_mtime(struct archive_entry *entry, time_t m, long ns)
1001
entry->stat_valid = 0;
1002
entry->ae_set |= AE_SET_MTIME;
1003
entry->ae_stat.aest_mtime = m;
1004
entry->ae_stat.aest_mtime_nsec = ns;
1008
archive_entry_unset_mtime(struct archive_entry *entry)
1010
archive_entry_set_mtime(entry, 0, 0);
1011
entry->ae_set &= ~AE_SET_MTIME;
1015
archive_entry_set_nlink(struct archive_entry *entry, unsigned int nlink)
1017
entry->stat_valid = 0;
1018
entry->ae_stat.aest_nlink = nlink;
1022
archive_entry_set_pathname(struct archive_entry *entry, const char *name)
1024
aes_set_mbs(&entry->ae_pathname, name);
1028
archive_entry_copy_pathname(struct archive_entry *entry, const char *name)
1030
aes_copy_mbs(&entry->ae_pathname, name);
1034
archive_entry_copy_pathname_w(struct archive_entry *entry, const wchar_t *name)
1036
aes_copy_wcs(&entry->ae_pathname, name);
1040
archive_entry_update_pathname_utf8(struct archive_entry *entry, const char *name)
1042
return (aes_update_utf8(&entry->ae_pathname, name));
1046
archive_entry_set_perm(struct archive_entry *entry, mode_t p)
1048
entry->stat_valid = 0;
1049
entry->ae_stat.aest_mode &= AE_IFMT;
1050
entry->ae_stat.aest_mode |= ~AE_IFMT & p;
1054
archive_entry_set_rdev(struct archive_entry *entry, dev_t m)
1056
entry->stat_valid = 0;
1057
entry->ae_stat.aest_rdev = m;
1058
entry->ae_stat.aest_rdev_is_broken_down = 0;
1062
archive_entry_set_rdevmajor(struct archive_entry *entry, dev_t m)
1064
entry->stat_valid = 0;
1065
entry->ae_stat.aest_rdev_is_broken_down = 1;
1066
entry->ae_stat.aest_rdevmajor = m;
1070
archive_entry_set_rdevminor(struct archive_entry *entry, dev_t m)
1072
entry->stat_valid = 0;
1073
entry->ae_stat.aest_rdev_is_broken_down = 1;
1074
entry->ae_stat.aest_rdevminor = m;
1078
archive_entry_set_size(struct archive_entry *entry, int64_t s)
1080
entry->stat_valid = 0;
1081
entry->ae_stat.aest_size = s;
1082
entry->ae_set |= AE_SET_SIZE;
1086
archive_entry_unset_size(struct archive_entry *entry)
1088
archive_entry_set_size(entry, 0);
1089
entry->ae_set &= ~AE_SET_SIZE;
1093
archive_entry_copy_sourcepath(struct archive_entry *entry, const char *path)
1095
aes_set_mbs(&entry->ae_sourcepath, path);
1099
archive_entry_set_symlink(struct archive_entry *entry, const char *linkname)
1101
aes_set_mbs(&entry->ae_symlink, linkname);
1102
if (linkname != NULL)
1103
entry->ae_set |= AE_SET_SYMLINK;
1105
entry->ae_set &= ~AE_SET_SYMLINK;
1109
archive_entry_copy_symlink(struct archive_entry *entry, const char *linkname)
1111
aes_copy_mbs(&entry->ae_symlink, linkname);
1112
if (linkname != NULL)
1113
entry->ae_set |= AE_SET_SYMLINK;
1115
entry->ae_set &= ~AE_SET_SYMLINK;
1119
archive_entry_copy_symlink_w(struct archive_entry *entry, const wchar_t *linkname)
1121
aes_copy_wcs(&entry->ae_symlink, linkname);
1122
if (linkname != NULL)
1123
entry->ae_set |= AE_SET_SYMLINK;
1125
entry->ae_set &= ~AE_SET_SYMLINK;
1129
archive_entry_update_symlink_utf8(struct archive_entry *entry, const char *linkname)
1131
if (linkname != NULL)
1132
entry->ae_set |= AE_SET_SYMLINK;
1134
entry->ae_set &= ~AE_SET_SYMLINK;
1135
return (aes_update_utf8(&entry->ae_symlink, linkname));
1139
archive_entry_set_uid(struct archive_entry *entry, uid_t u)
1141
entry->stat_valid = 0;
1142
entry->ae_stat.aest_uid = u;
1146
archive_entry_set_uname(struct archive_entry *entry, const char *name)
1148
aes_set_mbs(&entry->ae_uname, name);
1152
archive_entry_copy_uname(struct archive_entry *entry, const char *name)
1154
aes_copy_mbs(&entry->ae_uname, name);
1158
archive_entry_copy_uname_w(struct archive_entry *entry, const wchar_t *name)
1160
aes_copy_wcs(&entry->ae_uname, name);
1164
archive_entry_update_uname_utf8(struct archive_entry *entry, const char *name)
1166
return (aes_update_utf8(&entry->ae_uname, name));
1170
* ACL management. The following would, of course, be a lot simpler
1171
* if: 1) the last draft of POSIX.1e were a really thorough and
1172
* complete standard that addressed the needs of ACL archiving and 2)
1173
* everyone followed it faithfully. Alas, neither is true, so the
1174
* following is a lot more complex than might seem necessary to the
1179
archive_entry_acl_clear(struct archive_entry *entry)
1183
while (entry->acl_head != NULL) {
1184
ap = entry->acl_head->next;
1185
aes_clean(&entry->acl_head->name);
1186
free(entry->acl_head);
1187
entry->acl_head = ap;
1189
if (entry->acl_text_w != NULL) {
1190
free(entry->acl_text_w);
1191
entry->acl_text_w = NULL;
1193
entry->acl_p = NULL;
1194
entry->acl_state = 0; /* Not counting. */
1198
* Add a single ACL entry to the internal list of ACL data.
1201
archive_entry_acl_add_entry(struct archive_entry *entry,
1202
int type, int permset, int tag, int id, const char *name)
1206
if (acl_special(entry, type, permset, tag) == 0)
1208
ap = acl_new_entry(entry, type, permset, tag, id);
1213
if (name != NULL && *name != '\0')
1214
aes_copy_mbs(&ap->name, name);
1216
aes_clean(&ap->name);
1220
* As above, but with a wide-character name.
1223
archive_entry_acl_add_entry_w(struct archive_entry *entry,
1224
int type, int permset, int tag, int id, const wchar_t *name)
1226
archive_entry_acl_add_entry_w_len(entry, type, permset, tag, id, name, wcslen(name));
1230
archive_entry_acl_add_entry_w_len(struct archive_entry *entry,
1231
int type, int permset, int tag, int id, const wchar_t *name, size_t len)
1235
if (acl_special(entry, type, permset, tag) == 0)
1237
ap = acl_new_entry(entry, type, permset, tag, id);
1242
if (name != NULL && *name != L'\0' && len > 0)
1243
aes_copy_wcs_len(&ap->name, name, len);
1245
aes_clean(&ap->name);
1249
* If this ACL entry is part of the standard POSIX permissions set,
1250
* store the permissions in the stat structure and return zero.
1253
acl_special(struct archive_entry *entry, int type, int permset, int tag)
1255
if (type == ARCHIVE_ENTRY_ACL_TYPE_ACCESS) {
1257
case ARCHIVE_ENTRY_ACL_USER_OBJ:
1258
entry->ae_stat.aest_mode &= ~0700;
1259
entry->ae_stat.aest_mode |= (permset & 7) << 6;
1261
case ARCHIVE_ENTRY_ACL_GROUP_OBJ:
1262
entry->ae_stat.aest_mode &= ~0070;
1263
entry->ae_stat.aest_mode |= (permset & 7) << 3;
1265
case ARCHIVE_ENTRY_ACL_OTHER:
1266
entry->ae_stat.aest_mode &= ~0007;
1267
entry->ae_stat.aest_mode |= permset & 7;
1275
* Allocate and populate a new ACL entry with everything but the
1278
static struct ae_acl *
1279
acl_new_entry(struct archive_entry *entry,
1280
int type, int permset, int tag, int id)
1282
struct ae_acl *ap, *aq;
1284
if (type != ARCHIVE_ENTRY_ACL_TYPE_ACCESS &&
1285
type != ARCHIVE_ENTRY_ACL_TYPE_DEFAULT)
1287
if (entry->acl_text_w != NULL) {
1288
free(entry->acl_text_w);
1289
entry->acl_text_w = NULL;
1292
/* XXX TODO: More sanity-checks on the arguments XXX */
1294
/* If there's a matching entry already in the list, overwrite it. */
1295
ap = entry->acl_head;
1297
while (ap != NULL) {
1298
if (ap->type == type && ap->tag == tag && ap->id == id) {
1299
ap->permset = permset;
1306
/* Add a new entry to the end of the list. */
1307
ap = (struct ae_acl *)malloc(sizeof(*ap));
1310
memset(ap, 0, sizeof(*ap));
1312
entry->acl_head = ap;
1318
ap->permset = permset;
1323
* Return a count of entries matching "want_type".
1326
archive_entry_acl_count(struct archive_entry *entry, int want_type)
1332
ap = entry->acl_head;
1333
while (ap != NULL) {
1334
if ((ap->type & want_type) != 0)
1339
if (count > 0 && ((want_type & ARCHIVE_ENTRY_ACL_TYPE_ACCESS) != 0))
1345
* Prepare for reading entries from the ACL data. Returns a count
1346
* of entries matching "want_type", or zero if there are no
1347
* non-extended ACL entries of that type.
1350
archive_entry_acl_reset(struct archive_entry *entry, int want_type)
1354
count = archive_entry_acl_count(entry, want_type);
1357
* If the only entries are the three standard ones,
1358
* then don't return any ACL data. (In this case,
1359
* client can just use chmod(2) to set permissions.)
1361
if ((want_type & ARCHIVE_ENTRY_ACL_TYPE_ACCESS) != 0)
1367
entry->acl_state = ARCHIVE_ENTRY_ACL_USER_OBJ;
1369
entry->acl_state = 0;
1370
entry->acl_p = entry->acl_head;
1375
* Return the next ACL entry in the list. Fake entries for the
1376
* standard permissions and include them in the returned list.
1380
archive_entry_acl_next(struct archive_entry *entry, int want_type, int *type,
1381
int *permset, int *tag, int *id, const char **name)
1387
* The acl_state is either zero (no entries available), -1
1388
* (reading from list), or an entry type (retrieve that type
1389
* from ae_stat.aest_mode).
1391
if (entry->acl_state == 0)
1392
return (ARCHIVE_WARN);
1394
/* The first three access entries are special. */
1395
if ((want_type & ARCHIVE_ENTRY_ACL_TYPE_ACCESS) != 0) {
1396
switch (entry->acl_state) {
1397
case ARCHIVE_ENTRY_ACL_USER_OBJ:
1398
*permset = (entry->ae_stat.aest_mode >> 6) & 7;
1399
*type = ARCHIVE_ENTRY_ACL_TYPE_ACCESS;
1400
*tag = ARCHIVE_ENTRY_ACL_USER_OBJ;
1401
entry->acl_state = ARCHIVE_ENTRY_ACL_GROUP_OBJ;
1402
return (ARCHIVE_OK);
1403
case ARCHIVE_ENTRY_ACL_GROUP_OBJ:
1404
*permset = (entry->ae_stat.aest_mode >> 3) & 7;
1405
*type = ARCHIVE_ENTRY_ACL_TYPE_ACCESS;
1406
*tag = ARCHIVE_ENTRY_ACL_GROUP_OBJ;
1407
entry->acl_state = ARCHIVE_ENTRY_ACL_OTHER;
1408
return (ARCHIVE_OK);
1409
case ARCHIVE_ENTRY_ACL_OTHER:
1410
*permset = entry->ae_stat.aest_mode & 7;
1411
*type = ARCHIVE_ENTRY_ACL_TYPE_ACCESS;
1412
*tag = ARCHIVE_ENTRY_ACL_OTHER;
1413
entry->acl_state = -1;
1414
entry->acl_p = entry->acl_head;
1415
return (ARCHIVE_OK);
1421
while (entry->acl_p != NULL && (entry->acl_p->type & want_type) == 0)
1422
entry->acl_p = entry->acl_p->next;
1423
if (entry->acl_p == NULL) {
1424
entry->acl_state = 0;
1430
return (ARCHIVE_EOF); /* End of ACL entries. */
1432
*type = entry->acl_p->type;
1433
*permset = entry->acl_p->permset;
1434
*tag = entry->acl_p->tag;
1435
*id = entry->acl_p->id;
1436
*name = aes_get_mbs(&entry->acl_p->name);
1437
entry->acl_p = entry->acl_p->next;
1438
return (ARCHIVE_OK);
1442
* Generate a text version of the ACL. The flags parameter controls
1443
* the style of the generated ACL.
1446
archive_entry_acl_text_w(struct archive_entry *entry, int flags)
1450
const wchar_t *wname;
1451
const wchar_t *prefix;
1457
if (entry->acl_text_w != NULL) {
1458
free (entry->acl_text_w);
1459
entry->acl_text_w = NULL;
1465
ap = entry->acl_head;
1466
while (ap != NULL) {
1467
if ((ap->type & flags) != 0) {
1469
if ((flags & ARCHIVE_ENTRY_ACL_STYLE_MARK_DEFAULT) &&
1470
(ap->type & ARCHIVE_ENTRY_ACL_TYPE_DEFAULT))
1471
length += 8; /* "default:" */
1472
length += 5; /* tag name */
1473
length += 1; /* colon */
1474
wname = aes_get_wcs(&ap->name);
1476
length += wcslen(wname);
1478
length += sizeof(uid_t) * 3 + 1;
1479
length ++; /* colon */
1480
length += 3; /* rwx */
1481
length += 1; /* colon */
1482
length += max(sizeof(uid_t), sizeof(gid_t)) * 3 + 1;
1483
length ++; /* newline */
1488
if (count > 0 && ((flags & ARCHIVE_ENTRY_ACL_TYPE_ACCESS) != 0)) {
1489
length += 10; /* "user::rwx\n" */
1490
length += 11; /* "group::rwx\n" */
1491
length += 11; /* "other::rwx\n" */
1497
/* Now, allocate the string and actually populate it. */
1498
wp = entry->acl_text_w = (wchar_t *)malloc(length * sizeof(wchar_t));
1500
__archive_errx(1, "No memory to generate the text version of the ACL");
1502
if ((flags & ARCHIVE_ENTRY_ACL_TYPE_ACCESS) != 0) {
1503
append_entry_w(&wp, NULL, ARCHIVE_ENTRY_ACL_USER_OBJ, NULL,
1504
entry->ae_stat.aest_mode & 0700, -1);
1506
append_entry_w(&wp, NULL, ARCHIVE_ENTRY_ACL_GROUP_OBJ, NULL,
1507
entry->ae_stat.aest_mode & 0070, -1);
1509
append_entry_w(&wp, NULL, ARCHIVE_ENTRY_ACL_OTHER, NULL,
1510
entry->ae_stat.aest_mode & 0007, -1);
1513
ap = entry->acl_head;
1514
while (ap != NULL) {
1515
if ((ap->type & ARCHIVE_ENTRY_ACL_TYPE_ACCESS) != 0) {
1516
wname = aes_get_wcs(&ap->name);
1518
if (flags & ARCHIVE_ENTRY_ACL_STYLE_EXTRA_ID)
1522
append_entry_w(&wp, NULL, ap->tag, wname,
1531
if ((flags & ARCHIVE_ENTRY_ACL_TYPE_DEFAULT) != 0) {
1532
if (flags & ARCHIVE_ENTRY_ACL_STYLE_MARK_DEFAULT)
1533
prefix = L"default:";
1536
ap = entry->acl_head;
1538
while (ap != NULL) {
1539
if ((ap->type & ARCHIVE_ENTRY_ACL_TYPE_DEFAULT) != 0) {
1540
wname = aes_get_wcs(&ap->name);
1543
if (flags & ARCHIVE_ENTRY_ACL_STYLE_EXTRA_ID)
1547
append_entry_w(&wp, prefix, ap->tag,
1548
wname, ap->permset, id);
1555
return (entry->acl_text_w);
1559
append_id_w(wchar_t **wp, int id)
1564
append_id_w(wp, id / 10);
1565
*(*wp)++ = L"0123456789"[id % 10];
1569
append_entry_w(wchar_t **wp, const wchar_t *prefix, int tag,
1570
const wchar_t *wname, int perm, int id)
1572
if (prefix != NULL) {
1573
wcscpy(*wp, prefix);
1577
case ARCHIVE_ENTRY_ACL_USER_OBJ:
1581
case ARCHIVE_ENTRY_ACL_USER:
1582
wcscpy(*wp, L"user");
1584
case ARCHIVE_ENTRY_ACL_GROUP_OBJ:
1588
case ARCHIVE_ENTRY_ACL_GROUP:
1589
wcscpy(*wp, L"group");
1591
case ARCHIVE_ENTRY_ACL_MASK:
1592
wcscpy(*wp, L"mask");
1596
case ARCHIVE_ENTRY_ACL_OTHER:
1597
wcscpy(*wp, L"other");
1604
if (wname != NULL) {
1607
} else if (tag == ARCHIVE_ENTRY_ACL_USER
1608
|| tag == ARCHIVE_ENTRY_ACL_GROUP) {
1609
append_id_w(wp, id);
1613
*(*wp)++ = (perm & 0444) ? L'r' : L'-';
1614
*(*wp)++ = (perm & 0222) ? L'w' : L'-';
1615
*(*wp)++ = (perm & 0111) ? L'x' : L'-';
1618
append_id_w(wp, id);
1624
* Parse a textual ACL. This automatically recognizes and supports
1625
* extensions described above. The 'type' argument is used to
1626
* indicate the type that should be used for any entries not
1627
* explicitly marked as "default:".
1630
__archive_entry_acl_parse_w(struct archive_entry *entry,
1631
const wchar_t *text, int default_type)
1634
const wchar_t *start;
1639
int type, tag, permset, id;
1642
while (text != NULL && *text != L'\0') {
1644
* Parse the fields out of the next entry,
1645
* advance 'text' to start of next entry.
1649
const wchar_t *start, *end;
1650
next_field_w(&text, &start, &end, &sep);
1652
field[fields].start = start;
1653
field[fields].end = end;
1656
} while (sep == L':');
1658
/* Set remaining fields to blank. */
1659
for (n = fields; n < 4; ++n)
1660
field[n].start = field[n].end = NULL;
1662
/* Check for a numeric ID in field 1 or 3. */
1664
isint_w(field[1].start, field[1].end, &id);
1665
/* Field 3 is optional. */
1666
if (id == -1 && fields > 3)
1667
isint_w(field[3].start, field[3].end, &id);
1670
* Solaris extension: "defaultuser::rwx" is the
1671
* default ACL corresponding to "user::rwx", etc.
1673
if (field[0].end - field[0].start > 7
1674
&& wmemcmp(field[0].start, L"default", 7) == 0) {
1675
type = ARCHIVE_ENTRY_ACL_TYPE_DEFAULT;
1676
field[0].start += 7;
1678
type = default_type;
1680
name.start = name.end = NULL;
1681
if (prefix_w(field[0].start, field[0].end, L"user")) {
1682
if (!ismode_w(field[2].start, field[2].end, &permset))
1683
return (ARCHIVE_WARN);
1684
if (id != -1 || field[1].start < field[1].end) {
1685
tag = ARCHIVE_ENTRY_ACL_USER;
1688
tag = ARCHIVE_ENTRY_ACL_USER_OBJ;
1689
} else if (prefix_w(field[0].start, field[0].end, L"group")) {
1690
if (!ismode_w(field[2].start, field[2].end, &permset))
1691
return (ARCHIVE_WARN);
1692
if (id != -1 || field[1].start < field[1].end) {
1693
tag = ARCHIVE_ENTRY_ACL_GROUP;
1696
tag = ARCHIVE_ENTRY_ACL_GROUP_OBJ;
1697
} else if (prefix_w(field[0].start, field[0].end, L"other")) {
1699
&& field[1].start < field[1].end
1700
&& ismode_w(field[1].start, field[1].end, &permset)) {
1701
/* This is Solaris-style "other:rwx" */
1702
} else if (fields == 3
1703
&& field[1].start == field[1].end
1704
&& field[2].start < field[2].end
1705
&& ismode_w(field[2].start, field[2].end, &permset)) {
1706
/* This is FreeBSD-style "other::rwx" */
1708
return (ARCHIVE_WARN);
1709
tag = ARCHIVE_ENTRY_ACL_OTHER;
1710
} else if (prefix_w(field[0].start, field[0].end, L"mask")) {
1712
&& field[1].start < field[1].end
1713
&& ismode_w(field[1].start, field[1].end, &permset)) {
1714
/* This is Solaris-style "mask:rwx" */
1715
} else if (fields == 3
1716
&& field[1].start == field[1].end
1717
&& field[2].start < field[2].end
1718
&& ismode_w(field[2].start, field[2].end, &permset)) {
1719
/* This is FreeBSD-style "mask::rwx" */
1721
return (ARCHIVE_WARN);
1722
tag = ARCHIVE_ENTRY_ACL_MASK;
1724
return (ARCHIVE_WARN);
1726
/* Add entry to the internal list. */
1727
archive_entry_acl_add_entry_w_len(entry, type, permset,
1728
tag, id, name.start, name.end - name.start);
1730
return (ARCHIVE_OK);
1734
* Parse a string to a positive decimal integer. Returns true if
1735
* the string is non-empty and consists only of decimal digits,
1739
isint_w(const wchar_t *start, const wchar_t *end, int *result)
1744
while (start < end) {
1745
if (*start < '0' || *start > '9')
1747
if (n > (INT_MAX / 10))
1760
* Parse a string as a mode field. Returns true if
1761
* the string is non-empty and consists only of mode characters,
1765
ismode_w(const wchar_t *start, const wchar_t *end, int *permset)
1776
*permset |= ARCHIVE_ENTRY_ACL_READ;
1779
*permset |= ARCHIVE_ENTRY_ACL_WRITE;
1782
*permset |= ARCHIVE_ENTRY_ACL_EXECUTE;
1794
* Match "[:whitespace:]*(.*)[:whitespace:]*[:,\n]". *wp is updated
1795
* to point to just after the separator. *start points to the first
1796
* character of the matched text and *end just after the last
1797
* character of the matched identifier. In particular *end - *start
1798
* is the length of the field body, not including leading or trailing
1802
next_field_w(const wchar_t **wp, const wchar_t **start,
1803
const wchar_t **end, wchar_t *sep)
1805
/* Skip leading whitespace to find start of field. */
1806
while (**wp == L' ' || **wp == L'\t' || **wp == L'\n') {
1811
/* Scan for the separator. */
1812
while (**wp != L'\0' && **wp != L',' && **wp != L':' &&
1818
/* Trim trailing whitespace to locate end of field. */
1820
while (**end == L' ' || **end == L'\t' || **end == L'\n') {
1825
/* Adjust scanner location. */
1831
* Return true if the characters [start...end) are a prefix of 'test'.
1832
* This makes it easy to handle the obvious abbreviations: 'u' for 'user', etc.
1835
prefix_w(const wchar_t *start, const wchar_t *end, const wchar_t *test)
1840
if (*start++ != *test++)
1843
while (start < end && *start++ == *test++)
1854
* Following code is modified from UC Berkeley sources, and
1855
* is subject to the following copyright notice.
1859
* Copyright (c) 1993
1860
* The Regents of the University of California. All rights reserved.
1862
* Redistribution and use in source and binary forms, with or without
1863
* modification, are permitted provided that the following conditions
1865
* 1. Redistributions of source code must retain the above copyright
1866
* notice, this list of conditions and the following disclaimer.
1867
* 2. Redistributions in binary form must reproduce the above copyright
1868
* notice, this list of conditions and the following disclaimer in the
1869
* documentation and/or other materials provided with the distribution.
1870
* 4. Neither the name of the University nor the names of its contributors
1871
* may be used to endorse or promote products derived from this software
1872
* without specific prior written permission.
1874
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
1875
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1876
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1877
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
1878
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1879
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
1880
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
1881
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
1882
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
1883
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
1887
static struct flag {
1889
const wchar_t *wname;
1891
unsigned long clear;
1893
/* Preferred (shorter) names per flag first, all prefixed by "no" */
1895
{ "nosappnd", L"nosappnd", SF_APPEND, 0 },
1896
{ "nosappend", L"nosappend", SF_APPEND, 0 },
1898
#ifdef EXT2_APPEND_FL /* 'a' */
1899
{ "nosappnd", L"nosappnd", EXT2_APPEND_FL, 0 },
1900
{ "nosappend", L"nosappend", EXT2_APPEND_FL, 0 },
1903
{ "noarch", L"noarch", SF_ARCHIVED, 0 },
1904
{ "noarchived", L"noarchived", SF_ARCHIVED, 0 },
1907
{ "noschg", L"noschg", SF_IMMUTABLE, 0 },
1908
{ "noschange", L"noschange", SF_IMMUTABLE, 0 },
1909
{ "nosimmutable", L"nosimmutable", SF_IMMUTABLE, 0 },
1911
#ifdef EXT2_IMMUTABLE_FL /* 'i' */
1912
{ "noschg", L"noschg", EXT2_IMMUTABLE_FL, 0 },
1913
{ "noschange", L"noschange", EXT2_IMMUTABLE_FL, 0 },
1914
{ "nosimmutable", L"nosimmutable", EXT2_IMMUTABLE_FL, 0 },
1917
{ "nosunlnk", L"nosunlnk", SF_NOUNLINK, 0 },
1918
{ "nosunlink", L"nosunlink", SF_NOUNLINK, 0 },
1921
{ "nosnapshot", L"nosnapshot", SF_SNAPSHOT, 0 },
1924
{ "nouappnd", L"nouappnd", UF_APPEND, 0 },
1925
{ "nouappend", L"nouappend", UF_APPEND, 0 },
1928
{ "nouchg", L"nouchg", UF_IMMUTABLE, 0 },
1929
{ "nouchange", L"nouchange", UF_IMMUTABLE, 0 },
1930
{ "nouimmutable", L"nouimmutable", UF_IMMUTABLE, 0 },
1933
{ "nodump", L"nodump", 0, UF_NODUMP},
1935
#ifdef EXT2_NODUMP_FL /* 'd' */
1936
{ "nodump", L"nodump", 0, EXT2_NODUMP_FL},
1939
{ "noopaque", L"noopaque", UF_OPAQUE, 0 },
1942
{ "nouunlnk", L"nouunlnk", UF_NOUNLINK, 0 },
1943
{ "nouunlink", L"nouunlink", UF_NOUNLINK, 0 },
1946
{ "nouunlink", L"nouunlink", EXT2_UNRM_FL, 0},
1949
#ifdef EXT2_BTREE_FL
1950
{ "nobtree", L"nobtree", EXT2_BTREE_FL, 0 },
1953
#ifdef EXT2_ECOMPR_FL
1954
{ "nocomperr", L"nocomperr", EXT2_ECOMPR_FL, 0 },
1957
#ifdef EXT2_COMPR_FL /* 'c' */
1958
{ "nocompress", L"nocompress", EXT2_COMPR_FL, 0 },
1961
#ifdef EXT2_NOATIME_FL /* 'A' */
1962
{ "noatime", L"noatime", 0, EXT2_NOATIME_FL},
1965
#ifdef EXT2_DIRTY_FL
1966
{ "nocompdirty",L"nocompdirty", EXT2_DIRTY_FL, 0},
1969
#ifdef EXT2_COMPRBLK_FL
1970
#ifdef EXT2_NOCOMPR_FL
1971
{ "nocomprblk", L"nocomprblk", EXT2_COMPRBLK_FL, EXT2_NOCOMPR_FL},
1973
{ "nocomprblk", L"nocomprblk", EXT2_COMPRBLK_FL, 0},
1976
#ifdef EXT2_DIRSYNC_FL
1977
{ "nodirsync", L"nodirsync", EXT2_DIRSYNC_FL, 0},
1979
#ifdef EXT2_INDEX_FL
1980
{ "nohashidx", L"nohashidx", EXT2_INDEX_FL, 0},
1982
#ifdef EXT2_IMAGIC_FL
1983
{ "noimagic", L"noimagic", EXT2_IMAGIC_FL, 0},
1985
#ifdef EXT3_JOURNAL_DATA_FL
1986
{ "nojournal", L"nojournal", EXT3_JOURNAL_DATA_FL, 0},
1988
#ifdef EXT2_SECRM_FL
1989
{ "nosecuredeletion",L"nosecuredeletion",EXT2_SECRM_FL, 0},
1992
{ "nosync", L"nosync", EXT2_SYNC_FL, 0},
1994
#ifdef EXT2_NOTAIL_FL
1995
{ "notail", L"notail", 0, EXT2_NOTAIL_FL},
1997
#ifdef EXT2_TOPDIR_FL
1998
{ "notopdir", L"notopdir", EXT2_TOPDIR_FL, 0},
2000
#ifdef EXT2_RESERVED_FL
2001
{ "noreserved", L"noreserved", EXT2_RESERVED_FL, 0},
2004
{ NULL, NULL, 0, 0 }
2009
* Convert file flags to a comma-separated string. If no flags
2010
* are set, return the empty string.
2013
ae_fflagstostr(unsigned long bitset, unsigned long bitclear)
2021
bits = bitset | bitclear;
2023
for (flag = flags; flag->name != NULL; flag++)
2024
if (bits & (flag->set | flag->clear)) {
2025
length += strlen(flag->name) + 1;
2026
bits &= ~(flag->set | flag->clear);
2031
string = (char *)malloc(length);
2036
for (flag = flags; flag->name != NULL; flag++) {
2037
if (bitset & flag->set || bitclear & flag->clear) {
2038
sp = flag->name + 2;
2039
} else if (bitset & flag->clear || bitclear & flag->set) {
2043
bitset &= ~(flag->set | flag->clear);
2044
bitclear &= ~(flag->set | flag->clear);
2047
while ((*dp++ = *sp++) != '\0')
2058
* Take string of arguments and return file flags. This
2059
* version works a little differently than strtofflags(3).
2060
* In particular, it always tests every token, skipping any
2061
* unrecognized tokens. It returns a pointer to the first
2062
* unrecognized token, or NULL if every token was recognized.
2063
* This version is also const-correct and does not modify the
2067
ae_strtofflags(const char *s, unsigned long *setp, unsigned long *clrp)
2069
const char *start, *end;
2071
unsigned long set, clear;
2077
/* Find start of first token. */
2078
while (*start == '\t' || *start == ' ' || *start == ',')
2080
while (*start != '\0') {
2081
/* Locate end of token. */
2083
while (*end != '\0' && *end != '\t' &&
2084
*end != ' ' && *end != ',')
2086
for (flag = flags; flag->name != NULL; flag++) {
2087
if (memcmp(start, flag->name, end - start) == 0) {
2088
/* Matched "noXXXX", so reverse the sense. */
2092
} else if (memcmp(start, flag->name + 2, end - start)
2094
/* Matched "XXXX", so don't reverse. */
2096
clear |= flag->clear;
2100
/* Ignore unknown flag names. */
2101
if (flag->name == NULL && failed == NULL)
2104
/* Find start of next token. */
2106
while (*start == '\t' || *start == ' ' || *start == ',')
2116
/* Return location of first failure. */
2122
* Take string of arguments and return file flags. This
2123
* version works a little differently than strtofflags(3).
2124
* In particular, it always tests every token, skipping any
2125
* unrecognized tokens. It returns a pointer to the first
2126
* unrecognized token, or NULL if every token was recognized.
2127
* This version is also const-correct and does not modify the
2130
static const wchar_t *
2131
ae_wcstofflags(const wchar_t *s, unsigned long *setp, unsigned long *clrp)
2133
const wchar_t *start, *end;
2135
unsigned long set, clear;
2136
const wchar_t *failed;
2141
/* Find start of first token. */
2142
while (*start == L'\t' || *start == L' ' || *start == L',')
2144
while (*start != L'\0') {
2145
/* Locate end of token. */
2147
while (*end != L'\0' && *end != L'\t' &&
2148
*end != L' ' && *end != L',')
2150
for (flag = flags; flag->wname != NULL; flag++) {
2151
if (wmemcmp(start, flag->wname, end - start) == 0) {
2152
/* Matched "noXXXX", so reverse the sense. */
2156
} else if (wmemcmp(start, flag->wname + 2, end - start)
2158
/* Matched "XXXX", so don't reverse. */
2160
clear |= flag->clear;
2164
/* Ignore unknown flag names. */
2165
if (flag->wname == NULL && failed == NULL)
2168
/* Find start of next token. */
2170
while (*start == L'\t' || *start == L' ' || *start == L',')
2180
/* Return location of first failure. */
2188
main(int argc, char **argv)
2190
struct archive_entry *entry = archive_entry_new();
2191
unsigned long set, clear;
2192
const wchar_t *remainder;
2194
remainder = archive_entry_copy_fflags_text_w(entry, L"nosappnd dump archive,,,,,,,");
2195
archive_entry_fflags(entry, &set, &clear);
2197
wprintf(L"set=0x%lX clear=0x%lX remainder='%ls'\n", set, clear, remainder);
2199
wprintf(L"new flags='%s'\n", archive_entry_fflags_text(entry));
added
removed
src/libarchive/libarchive/archive_entry.c
