forked from nih-at/libzip
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathziptool.c
1161 lines (1046 loc) · 37.5 KB
/
ziptool.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/*
ziptool.c -- tool for modifying zip archive in multiple ways
Copyright (C) 2012-2024 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <[email protected]>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
3. The names of the authors may not be used to endorse or promote
products derived from this software without specific prior
written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "compat.h"
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef _WIN32
/* WIN32 needs <fcntl.h> for _O_BINARY */
#include <fcntl.h>
#ifndef STDIN_FILENO
#define STDIN_FILENO _fileno(stdin)
#endif
#endif
#ifndef HAVE_GETOPT
#include "getopt.h"
#endif
extern int optopt;
#include "zip.h"
typedef struct dispatch_table_s {
const char *cmdline_name;
int argument_count;
const char *arg_names;
const char *description;
int (*function)(char *argv[]);
} dispatch_table_t;
static zip_flags_t get_flags(const char *arg);
static zip_int32_t get_compression_method(const char *arg);
static zip_uint16_t get_encryption_method(const char *arg);
static void hexdump(const zip_uint8_t *data, zip_uint16_t len);
static int parse_archive_flag(const char* arg);
int ziptool_post_close(const char *archive);
static const char* decode_filename(const char* name);
static const char* encode_filename(const char* name);
#ifndef FOR_REGRESS
#define OPTIONS_REGRESS ""
#define USAGE_REGRESS ""
#endif
zip_t *za, *z_in[16];
unsigned int z_in_count;
zip_flags_t stat_flags;
int hex_encoded_filenames = 0; // Can only be set in ziptool_regress.
static int
cat_impl_backend(zip_uint64_t idx, zip_uint64_t start, zip_uint64_t len, FILE *out) {
zip_error_t error;
zip_source_t *src;
zip_int64_t n;
char buf[8192];
zip_error_init(&error);
/* we can't pass 0 as a len to zip_source_zip_create because it
will try to give us compressed data */
if (len == 0) {
struct zip_stat sb;
if (zip_stat_index(za, idx, stat_flags, &sb) < 0) {
fprintf(stderr, "zip_stat_index failed on '%" PRIu64 "' failed: %s\n", idx, zip_strerror(za));
return -1;
}
if (!(sb.valid & ZIP_STAT_SIZE)) {
fprintf(stderr, "can't cat file at index '%" PRIu64 "' with unknown size\n", idx);
return -1;
}
len = sb.size;
}
if ((src = zip_source_zip_file_create(za, idx, 0, start, len, NULL, &error)) == NULL) {
fprintf(stderr, "can't open file at index '%" PRIu64 "': %s\n", idx, zip_error_strerror(&error));
zip_error_fini(&error);
return -1;
}
zip_error_fini(&error);
if (zip_source_open(src) < 0) {
fprintf(stderr, "can't open file at index '%" PRIu64 "': %s\n", idx, zip_error_strerror(zip_source_error(src)));
zip_source_free(src);
return -1;
}
while ((n = zip_source_read(src, buf, sizeof(buf))) > 0) {
if (fwrite(buf, (size_t)n, 1, out) != 1) {
fprintf(stderr, "can't write file contents: %s\n", strerror(errno));
zip_source_free(src);
return -1;
}
}
if (n == -1) {
fprintf(stderr, "can't read file at index '%" PRIu64 "': %s\n", idx, zip_error_strerror(zip_source_error(src)));
zip_source_free(src);
return -1;
}
if (zip_source_close(src) < 0) {
fprintf(stderr, "can't close file at index '%" PRIu64 "': %s\n", idx, zip_error_strerror(zip_source_error(src)));
zip_source_free(src);
return -1;
}
zip_source_free(src);
return 0;
}
static int
cat_impl(zip_uint64_t idx, zip_uint64_t start, zip_uint64_t len) {
#ifdef _WIN32
/* Need to set stdout to binary mode for Windows */
setmode(fileno(stdout), _O_BINARY);
#endif
return cat_impl_backend(idx, start, len, stdout);
}
static int
add(char *argv[]) {
zip_source_t *zs;
if ((zs = zip_source_buffer(za, argv[1], strlen(argv[1]), 0)) == NULL) {
fprintf(stderr, "can't create zip_source from buffer: %s\n", zip_strerror(za));
return -1;
}
if (zip_file_add(za, decode_filename(argv[0]), zs, 0) == -1) {
zip_source_free(zs);
fprintf(stderr, "can't add file '%s': %s\n", argv[0], zip_strerror(za));
return -1;
}
return 0;
}
static int
add_dir(char *argv[]) {
/* add directory */
if (zip_dir_add(za, decode_filename(argv[0]), 0) < 0) {
fprintf(stderr, "can't add directory '%s': %s\n", argv[0], zip_strerror(za));
return -1;
}
return 0;
}
static int
add_file(char *argv[]) {
zip_source_t *zs;
zip_uint64_t start = strtoull(argv[2], NULL, 10);
zip_int64_t len = strtoll(argv[3], NULL, 10);
if (strcmp(argv[1], "/dev/stdin") == 0) {
if ((zs = zip_source_filep(za, stdin, start, len)) == NULL) {
fprintf(stderr, "can't create zip_source from stdin: %s\n", zip_strerror(za));
return -1;
}
}
else {
if ((zs = zip_source_file(za, argv[1], start, len)) == NULL) {
fprintf(stderr, "can't create zip_source from file: %s\n", zip_strerror(za));
return -1;
}
}
if (zip_file_add(za, decode_filename(argv[0]), zs, 0) == -1) {
zip_source_free(zs);
fprintf(stderr, "can't add file '%s': %s\n", argv[0], zip_strerror(za));
return -1;
}
return 0;
}
static int
add_from_zip(char *argv[]) {
zip_uint64_t idx, start;
zip_int64_t len;
int err;
zip_source_t *zs;
zip_flags_t flags = 0;
/* add from another zip file */
idx = strtoull(argv[2], NULL, 10);
start = strtoull(argv[3], NULL, 10);
len = strtoll(argv[4], NULL, 10);
if ((z_in[z_in_count] = zip_open(argv[1], ZIP_CHECKCONS, &err)) == NULL) {
zip_error_t error;
zip_error_init_with_code(&error, err);
fprintf(stderr, "can't open zip archive '%s': %s\n", argv[1], zip_error_strerror(&error));
zip_error_fini(&error);
return -1;
}
if (start == 0 && len == -1) {
flags = ZIP_FL_COMPRESSED;
}
if ((zs = zip_source_zip_file(za, z_in[z_in_count], idx, flags, start, len, NULL)) == NULL) {
fprintf(stderr, "error creating file source from '%s' index '%" PRIu64 "': %s\n", argv[1], idx, zip_strerror(za));
zip_close(z_in[z_in_count]);
return -1;
}
if (zip_file_add(za, decode_filename(argv[0]), zs, 0) == -1) {
fprintf(stderr, "can't add file '%s': %s\n", argv[0], zip_strerror(za));
zip_source_free(zs);
zip_close(z_in[z_in_count]);
return -1;
}
z_in_count++;
return 0;
}
static int
cat(char *argv[]) {
/* output file contents to stdout */
zip_uint64_t idx;
idx = strtoull(argv[0], NULL, 10);
return cat_impl(idx, 0, 0);
}
static int
cat_partial(char *argv[]) {
/* output partial file contents to stdout */
zip_uint64_t idx;
zip_uint64_t start;
zip_uint64_t len;
idx = strtoull(argv[0], NULL, 10);
start = strtoull(argv[1], NULL, 10);
len = strtoull(argv[2], NULL, 10);
return cat_impl(idx, start, len);
}
static int
count_extra(char *argv[]) {
zip_int16_t count;
zip_uint64_t idx;
zip_flags_t ceflags = 0;
idx = strtoull(argv[0], NULL, 10);
ceflags = get_flags(argv[1]);
if ((count = zip_file_extra_fields_count(za, idx, ceflags)) < 0) {
fprintf(stderr, "can't get extra field count for file at index '%" PRIu64 "': %s\n", idx, zip_strerror(za));
return -1;
}
else {
printf("Extra field count: %d\n", count);
}
return 0;
}
static int
count_extra_by_id(char *argv[]) {
zip_int16_t count;
zip_uint16_t eid;
zip_flags_t ceflags = 0;
zip_uint64_t idx;
idx = strtoull(argv[0], NULL, 10);
eid = (zip_uint16_t)strtoull(argv[1], NULL, 10);
ceflags = get_flags(argv[2]);
if ((count = zip_file_extra_fields_count_by_id(za, idx, eid, ceflags)) < 0) {
fprintf(stderr, "can't get extra field count for file at index '%" PRIu64 "' and for id '%d': %s\n", idx, eid, zip_strerror(za));
return -1;
}
else {
printf("Extra field count: %d\n", count);
}
return 0;
}
static int delete (char *argv[]) {
zip_uint64_t idx;
idx = strtoull(argv[0], NULL, 10);
if (zip_delete(za, idx) < 0) {
fprintf(stderr, "can't delete file at index '%" PRIu64 "': %s\n", idx, zip_strerror(za));
return -1;
}
return 0;
}
static int
delete_extra(char *argv[]) {
zip_flags_t geflags;
zip_uint16_t eid;
zip_uint64_t idx;
idx = strtoull(argv[0], NULL, 10);
eid = (zip_uint16_t)strtoull(argv[1], NULL, 10);
geflags = get_flags(argv[2]);
if ((zip_file_extra_field_delete(za, idx, eid, geflags)) < 0) {
fprintf(stderr, "can't delete extra field data for file at index '%" PRIu64 "', extra field id '%d': %s\n", idx, eid, zip_strerror(za));
return -1;
}
return 0;
}
static int
delete_extra_by_id(char *argv[]) {
zip_flags_t geflags;
zip_uint16_t eid, eidx;
zip_uint64_t idx;
idx = strtoull(argv[0], NULL, 10);
eid = (zip_uint16_t)strtoull(argv[1], NULL, 10);
eidx = (zip_uint16_t)strtoull(argv[2], NULL, 10);
geflags = get_flags(argv[3]);
if ((zip_file_extra_field_delete_by_id(za, idx, eid, eidx, geflags)) < 0) {
fprintf(stderr, "can't delete extra field data for file at index '%" PRIu64 "', extra field id '%d', extra field idx '%d': %s\n", idx, eid, eidx, zip_strerror(za));
return -1;
}
return 0;
}
static int
get_archive_comment(char *argv[]) {
const char *comment;
int len;
/* get archive comment */
if ((comment = zip_get_archive_comment(za, &len, 0)) == NULL || len == 0)
printf("No archive comment\n");
else
printf("Archive comment: %.*s\n", len, encode_filename(comment));
return 0;
}
static int
get_archive_flag(char *argv[]) {
int flag = parse_archive_flag(argv[0]);
if (flag < 0) {
fprintf(stderr, "invalid archive flag '%s'\n", argv[0]);
return -1;
}
printf("%d\n", zip_get_archive_flag(za, flag, 0));
return 0;
}
static int
get_extra(char *argv[]) {
zip_flags_t geflags;
zip_uint16_t id, eidx, eflen;
const zip_uint8_t *efdata;
zip_uint64_t idx;
/* get extra field data */
idx = strtoull(argv[0], NULL, 10);
eidx = (zip_uint16_t)strtoull(argv[1], NULL, 10);
geflags = get_flags(argv[2]);
if ((efdata = zip_file_extra_field_get(za, idx, eidx, &id, &eflen, geflags)) == NULL) {
fprintf(stderr, "can't get extra field data for file at index %" PRIu64 ", extra field %d, flags %u: %s\n", idx, eidx, geflags, zip_strerror(za));
return -1;
}
printf("Extra field 0x%04x: len %d", id, eflen);
if (eflen > 0) {
printf(", data ");
hexdump(efdata, eflen);
}
printf("\n");
return 0;
}
static int
get_extra_by_id(char *argv[]) {
zip_flags_t geflags;
zip_uint16_t eid, eidx, eflen;
const zip_uint8_t *efdata;
zip_uint64_t idx;
idx = strtoull(argv[0], NULL, 10);
eid = (zip_uint16_t)strtoull(argv[1], NULL, 10);
eidx = (zip_uint16_t)strtoull(argv[2], NULL, 10);
geflags = get_flags(argv[3]);
if ((efdata = zip_file_extra_field_get_by_id(za, idx, eid, eidx, &eflen, geflags)) == NULL) {
fprintf(stderr, "can't get extra field data for file at index %" PRIu64 ", extra field id %d, ef index %d, flags %u: %s\n", idx, eid, eidx, geflags, zip_strerror(za));
return -1;
}
printf("Extra field 0x%04x: len %d", eid, eflen);
if (eflen > 0) {
printf(", data ");
hexdump(efdata, eflen);
}
printf("\n");
return 0;
}
static int
get_file_comment(char *argv[]) {
const char *comment;
zip_uint32_t len;
zip_uint64_t idx;
/* get file comment */
idx = strtoull(argv[0], NULL, 10);
if ((comment = zip_file_get_comment(za, idx, &len, 0)) == NULL) {
fprintf(stderr, "can't get comment for '%s': %s\n", zip_get_name(za, idx, 0), zip_strerror(za));
return -1;
}
else if (len == 0)
printf("No comment for '%s'\n", zip_get_name(za, idx, 0));
else
printf("File comment for '%s': %.*s\n", zip_get_name(za, idx, 0), (int)len, comment);
return 0;
}
static int
get_num_entries(char *argv[]) {
zip_int64_t count;
zip_flags_t flags;
/* get number of entries in archive */
flags = get_flags(argv[0]);
count = zip_get_num_entries(za, flags);
printf("%" PRId64 " entr%s in archive\n", count, count == 1 ? "y" : "ies");
return 0;
}
static int
name_locate(char *argv[]) {
zip_flags_t flags;
zip_int64_t idx;
flags = get_flags(argv[1]);
if ((idx = zip_name_locate(za, decode_filename(argv[0]), flags)) < 0) {
fprintf(stderr, "can't find entry with name '%s' using flags '%s'\n", argv[0], argv[1]);
}
else {
printf("name '%s' using flags '%s' found at index %" PRId64 "\n", argv[0], argv[1], idx);
}
return 0;
}
struct progress_userdata_s {
double percentage;
double limit;
};
struct progress_userdata_s progress_userdata;
static void
progress_callback(zip_t *archive, double percentage, void *ud) {
printf("%.1f%% done\n", percentage * 100);
progress_userdata.percentage = percentage;
}
static int
print_progress(char *argv[]) {
zip_register_progress_callback_with_state(za, 0.001, progress_callback, NULL, NULL);
return 0;
}
static int
zrename(char *argv[]) {
zip_uint64_t idx;
idx = strtoull(argv[0], NULL, 10);
if (zip_file_rename(za, idx, decode_filename(argv[1]), 0) < 0) {
fprintf(stderr, "can't rename file at index '%" PRIu64 "' to '%s': %s\n", idx, argv[1], zip_strerror(za));
return -1;
}
return 0;
}
static int
replace_file_contents(char *argv[]) {
/* replace file contents with data from command line */
const char *content;
zip_source_t *s;
zip_uint64_t idx;
idx = strtoull(argv[0], NULL, 10);
content = argv[1];
if ((s = zip_source_buffer(za, content, strlen(content), 0)) == NULL || zip_file_replace(za, idx, s, 0) < 0) {
zip_source_free(s);
fprintf(stderr, "error replacing file data: %s\n", zip_strerror(za));
return -1;
}
return 0;
}
static int
set_extra(char *argv[]) {
zip_flags_t geflags;
zip_uint16_t eid, eidx;
const zip_uint8_t *efdata;
zip_uint64_t idx;
idx = strtoull(argv[0], NULL, 10);
eid = (zip_uint16_t)strtoull(argv[1], NULL, 10);
eidx = (zip_uint16_t)strtoull(argv[2], NULL, 10);
geflags = get_flags(argv[3]);
efdata = (zip_uint8_t *)argv[4];
if ((zip_file_extra_field_set(za, idx, eid, eidx, efdata, (zip_uint16_t)strlen((const char *)efdata), geflags)) < 0) {
fprintf(stderr, "can't set extra field data for file at index '%" PRIu64 "', extra field id '%d', index '%d': %s\n", idx, eid, eidx, zip_strerror(za));
return -1;
}
return 0;
}
static int
set_archive_comment(char *argv[]) {
if (zip_set_archive_comment(za, argv[0], (zip_uint16_t)strlen(argv[0])) < 0) {
fprintf(stderr, "can't set archive comment to '%s': %s\n", argv[0], zip_strerror(za));
return -1;
}
return 0;
}
static int
set_archive_flag(char *argv[]) {
int flag = parse_archive_flag(argv[0]);
if (flag < 0) {
fprintf(stderr, "invalid archive flag '%s'\n", argv[0]);
return -1;
}
int value = strcasecmp(argv[1], "1") == 0 || strcasecmp(argv[1], "true") == 0 || strcasecmp(argv[1], "yes") == 0;
if (zip_set_archive_flag(za, flag, value) < 0) {
fprintf(stderr, "can't set archive flag '%s' to %d: %s\n", argv[0], value, zip_strerror(za));
return -1;
}
return 0;
}
static int
set_file_comment(char *argv[]) {
zip_uint64_t idx;
idx = strtoull(argv[0], NULL, 10);
if (zip_file_set_comment(za, idx, argv[1], (zip_uint16_t)strlen(argv[1]), 0) < 0) {
fprintf(stderr, "can't set file comment at index '%" PRIu64 "' to '%s': %s\n", idx, argv[1], zip_strerror(za));
return -1;
}
return 0;
}
static int
set_file_compression(char *argv[]) {
zip_int32_t method;
zip_uint32_t flags;
zip_uint64_t idx;
idx = strtoull(argv[0], NULL, 10);
method = get_compression_method(argv[1]);
flags = (zip_uint32_t)strtoull(argv[2], NULL, 10);
if (zip_set_file_compression(za, idx, method, flags) < 0) {
fprintf(stderr, "can't set file compression method at index '%" PRIu64 "' to '%s', flags '%" PRIu32 "': %s\n", idx, argv[1], flags, zip_strerror(za));
return -1;
}
return 0;
}
static int
set_file_encryption(char *argv[]) {
zip_uint16_t method;
zip_uint64_t idx;
char *password;
idx = strtoull(argv[0], NULL, 10);
method = get_encryption_method(argv[1]);
password = argv[2];
if (strlen(password) == 0) {
password = NULL;
}
if (zip_file_set_encryption(za, idx, method, password) < 0) {
fprintf(stderr, "can't set file encryption method at index '%" PRIu64 "' to '%s': %s\n", idx, argv[1], zip_strerror(za));
return -1;
}
return 0;
}
static int
set_file_dostime(char *argv[]) {
/* set file last modification time (mtime) directly */
zip_uint16_t dostime, dosdate;
zip_uint64_t idx;
idx = strtoull(argv[0], NULL, 10);
dostime = (zip_uint16_t)strtoull(argv[1], NULL, 10);
dosdate = (zip_uint16_t)strtoull(argv[2], NULL, 10);
if (zip_file_set_dostime(za, idx, dostime, dosdate, 0) < 0) {
fprintf(stderr, "can't set file dostime at index '%" PRIu64 "' to '%d'/'%d': %s\n", idx, (int)dostime, (int)dosdate, zip_strerror(za));
return -1;
}
return 0;
}
static int
set_file_mtime(char *argv[]) {
/* set file last modification time (mtime) */
time_t mtime;
zip_uint64_t idx;
idx = strtoull(argv[0], NULL, 10);
mtime = (time_t)strtoull(argv[1], NULL, 10);
if (zip_file_set_mtime(za, idx, mtime, 0) < 0) {
fprintf(stderr, "can't set file mtime at index '%" PRIu64 "' to '%lld': %s\n", idx, (long long)mtime, zip_strerror(za));
return -1;
}
return 0;
}
static int
set_file_mtime_all(char *argv[]) {
/* set last modification time (mtime) for all files */
time_t mtime;
zip_int64_t num_entries;
zip_uint64_t idx;
mtime = (time_t)strtoull(argv[0], NULL, 10);
if ((num_entries = zip_get_num_entries(za, 0)) < 0) {
fprintf(stderr, "can't get number of entries: %s\n", zip_strerror(za));
return -1;
}
for (idx = 0; idx < (zip_uint64_t)num_entries; idx++) {
if (zip_file_set_mtime(za, idx, mtime, 0) < 0) {
fprintf(stderr, "can't set file mtime at index '%" PRIu64 "' to '%lld': %s\n", idx, (long long)mtime, zip_strerror(za));
return -1;
}
}
return 0;
}
static int
set_password(char *argv[]) {
/* set default password */
if (zip_set_default_password(za, argv[0]) < 0) {
fprintf(stderr, "can't set default password to '%s'\n", argv[0]);
return -1;
}
return 0;
}
static int
zstat(char *argv[]) {
zip_uint64_t idx;
char buf[100];
struct zip_stat sb;
idx = strtoull(argv[0], NULL, 10);
if (zip_stat_index(za, idx, stat_flags, &sb) < 0) {
fprintf(stderr, "zip_stat_index failed on '%" PRIu64 "' failed: %s\n", idx, zip_strerror(za));
return -1;
}
if (sb.valid & ZIP_STAT_NAME)
printf("name: '%s'\n", encode_filename(sb.name));
if (sb.valid & ZIP_STAT_INDEX)
printf("index: '%" PRIu64 "'\n", sb.index);
if (sb.valid & ZIP_STAT_SIZE)
printf("size: '%" PRIu64 "'\n", sb.size);
if (sb.valid & ZIP_STAT_COMP_SIZE)
printf("compressed size: '%" PRIu64 "'\n", sb.comp_size);
if (sb.valid & ZIP_STAT_MTIME) {
struct tm *tpm;
struct tm tm;
tpm = zip_localtime(&sb.mtime, &tm);
if (tpm == NULL) {
printf("mtime: <not valid>\n");
}
else {
strftime(buf, sizeof(buf), "%a %b %d %Y %H:%M:%S", tpm);
printf("mtime: '%s'\n", buf);
}
}
if (sb.valid & ZIP_STAT_CRC)
printf("crc: '%0x'\n", sb.crc);
if (sb.valid & ZIP_STAT_COMP_METHOD)
printf("compression method: '%d'\n", sb.comp_method);
if (sb.valid & ZIP_STAT_ENCRYPTION_METHOD)
printf("encryption method: '%d'\n", sb.encryption_method);
if (sb.valid & ZIP_STAT_FLAGS)
printf("flags: '%ld'\n", (long)sb.flags);
printf("\n");
return 0;
}
static int parse_archive_flag(const char* arg) {
if (strcasecmp(arg, "rdonly") == 0) {
return ZIP_AFL_RDONLY;
}
else if (strcasecmp(arg, "is-torrentzip") == 0) {
return ZIP_AFL_IS_TORRENTZIP;
}
else if (strcasecmp(arg, "want-torrentzip") == 0) {
return ZIP_AFL_WANT_TORRENTZIP;
}
else if (strcasecmp(arg, "create-or-keep-file-for-empty-archive") == 0) {
return ZIP_AFL_CREATE_OR_KEEP_FILE_FOR_EMPTY_ARCHIVE;
}
return -1;
}
static zip_flags_t
get_flags(const char *arg) {
zip_flags_t flags = 0;
if (strchr(arg, 'C') != NULL)
flags |= ZIP_FL_NOCASE;
if (strchr(arg, 'c') != NULL)
flags |= ZIP_FL_CENTRAL;
if (strchr(arg, 'd') != NULL)
flags |= ZIP_FL_NODIR;
if (strchr(arg, 'l') != NULL)
flags |= ZIP_FL_LOCAL;
if (strchr(arg, 'u') != NULL)
flags |= ZIP_FL_UNCHANGED;
if (strchr(arg, '8') != NULL)
flags |= ZIP_FL_ENC_UTF_8;
if (strchr(arg, '4') != NULL)
flags |= ZIP_FL_ENC_CP437;
if (strchr(arg, 'r') != NULL)
flags |= ZIP_FL_ENC_RAW;
if (strchr(arg, 's') != NULL)
flags |= ZIP_FL_ENC_STRICT;
return flags;
}
static zip_int32_t
get_compression_method(const char *arg) {
if (strcasecmp(arg, "default") == 0)
return ZIP_CM_DEFAULT;
else if (strcasecmp(arg, "store") == 0)
return ZIP_CM_STORE;
else if (strcasecmp(arg, "deflate") == 0)
return ZIP_CM_DEFLATE;
#if defined(HAVE_LIBBZ2)
else if (strcasecmp(arg, "bzip2") == 0)
return ZIP_CM_BZIP2;
#endif
#if defined(HAVE_LIBLZMA)
/* Disabled - because 7z isn't able to unpack ZIP+LZMA ZIP+LZMA2
archives made this way - and vice versa.
else if (strcasecmp(arg, "lzma2") == 0)
return ZIP_CM_LZMA2;
*/
else if (strcasecmp(arg, "lzma") == 0)
return ZIP_CM_LZMA;
else if (strcasecmp(arg, "xz") == 0)
return ZIP_CM_XZ;
#endif
#if defined(HAVE_LIBZSTD)
else if (strcasecmp(arg, "zstd") == 0)
return ZIP_CM_ZSTD;
#endif
else if (strcasecmp(arg, "unknown") == 0)
return 100;
return 0; /* TODO: error handling */
}
static zip_uint16_t
get_encryption_method(const char *arg) {
if (strcasecmp(arg, "none") == 0)
return ZIP_EM_NONE;
else if (strcasecmp(arg, "PKWARE") == 0)
return ZIP_EM_TRAD_PKWARE;
else if (strcasecmp(arg, "AES-128") == 0)
return ZIP_EM_AES_128;
else if (strcasecmp(arg, "AES-192") == 0)
return ZIP_EM_AES_192;
else if (strcasecmp(arg, "AES-256") == 0)
return ZIP_EM_AES_256;
else if (strcasecmp(arg, "unknown") == 0)
return 100;
return (zip_uint16_t)-1; /* TODO: error handling */
}
static void
hexdump(const zip_uint8_t *data, zip_uint16_t len) {
zip_uint16_t i;
if (len <= 0)
return;
printf("0x");
for (i = 0; i < len; i++)
printf("%02x", data[i]);
}
static zip_t *
read_from_file(const char *archive, int flags, zip_error_t *error, zip_uint64_t offset, zip_uint64_t length) {
zip_t *zaa;
zip_source_t *source;
int err;
if (offset == 0 && length == 0) {
if (strcmp(archive, "/dev/stdin") == 0) {
zaa = zip_fdopen(STDIN_FILENO, flags & ~ZIP_CREATE, &err);
}
else {
zaa = zip_open(archive, flags, &err);
}
if (zaa == NULL) {
zip_error_set(error, err, errno);
return NULL;
}
}
else {
if (length > ZIP_INT64_MAX) {
zip_error_set(error, ZIP_ER_INVAL, 0);
return NULL;
}
if ((source = zip_source_file_create(archive, offset, (zip_int64_t)length, error)) == NULL || (zaa = zip_open_from_source(source, flags, error)) == NULL) {
zip_source_free(source);
return NULL;
}
}
return zaa;
}
dispatch_table_t dispatch_table[] = {{"add", 2, "name content", "add file called name using content", add},
{"add_dir", 1, "name", "add directory", add_dir},
{"add_file", 4, "name file_to_add offset len", "add file to archive, len bytes starting from offset", add_file},
{"add_from_zip", 5, "name archivename index offset len", "add file from another archive, len bytes starting from offset", add_from_zip},
{"cat", 1, "index", "output file contents to stdout", cat},
{"cat_partial", 3, "index start length", "output partial file contents to stdout", cat_partial},
{"count_extra", 2, "index flags", "show number of extra fields for archive entry", count_extra},
{"count_extra_by_id", 3, "index extra_id flags", "show number of extra fields of type extra_id for archive entry", count_extra_by_id},
{"delete", 1, "index", "remove entry", delete},
{"delete_extra", 3, "index extra_idx flags", "remove extra field", delete_extra},
{"delete_extra_by_id", 4, "index extra_id extra_index flags", "remove extra field of type extra_id", delete_extra_by_id},
{"get_archive_comment", 0, "", "show archive comment", get_archive_comment},
{"get_archive_flag", 1, "flag", "show archive flag", get_archive_flag},
{"get_extra", 3, "index extra_index flags", "show extra field", get_extra},
{"get_extra_by_id", 4, "index extra_id extra_index flags", "show extra field of type extra_id", get_extra_by_id},
{"get_file_comment", 1, "index", "get file comment", get_file_comment},
{"get_num_entries", 1, "flags", "get number of entries in archive", get_num_entries},
{"name_locate", 2, "name flags", "find entry in archive", name_locate},
{"print_progress", 0, "", "print progress during zip_close()", print_progress},
{"rename", 2, "index name", "rename entry", zrename},
{"replace_file_contents", 2, "index data", "replace entry with data", replace_file_contents},
{"set_archive_comment", 1, "comment", "set archive comment", set_archive_comment},
{"set_archive_flag", 2, "flag", "set archive flag", set_archive_flag},
{"set_extra", 5, "index extra_id extra_index flags value", "set extra field", set_extra},
{"set_file_comment", 2, "index comment", "set file comment", set_file_comment},
{"set_file_compression", 3, "index method compression_flags", "set file compression method", set_file_compression},
{"set_file_dostime", 3, "index time date", "set file modification time and date (DOS format)", set_file_dostime},
{"set_file_encryption", 3, "index method password", "set file encryption method", set_file_encryption},
{"set_file_mtime", 2, "index timestamp", "set file modification time", set_file_mtime},
{"set_file_mtime_all", 1, "timestamp", "set file modification time for all files", set_file_mtime_all},
{"set_password", 1, "password", "set default password for encryption", set_password},
{"stat", 1, "index", "print information about entry", zstat}
#ifdef DISPATCH_REGRESS
,
DISPATCH_REGRESS
#endif
};
static int
dispatch(int argc, char *argv[]) {
unsigned int i;
for (i = 0; i < sizeof(dispatch_table) / sizeof(dispatch_table_t); i++) {
if (strcmp(dispatch_table[i].cmdline_name, argv[0]) == 0) {
argc--;
argv++;
/* 1 for the command, argument_count for the arguments */
if (argc < dispatch_table[i].argument_count) {
fprintf(stderr, "not enough arguments for command '%s': %d available, %d needed\n", dispatch_table[i].cmdline_name, argc, dispatch_table[i].argument_count);
return -1;
}
if (dispatch_table[i].function(argv) == 0)
return 1 + dispatch_table[i].argument_count;
return -1;
}
}
fprintf(stderr, "unknown command '%s'\n", argv[0]);
return -1;
}
static void
usage(const char *progname, const char *reason) {
unsigned int i;
FILE *out;
if (reason == NULL)
out = stdout;
else
out = stderr;
fprintf(out, "usage: %s [-ceghnrst]" USAGE_REGRESS " [-l len] [-o offset] archive command1 [args] [command2 [args] ...]\n", progname);
if (reason != NULL) {
fprintf(out, "%s\n", reason);
exit(1);
}
fprintf(out, "\nSupported options are:\n"
"\t-c\t\tcheck consistency\n"
"\t-e\t\terror if archive already exists (only useful with -n)\n"
#ifdef FOR_REGRESS
"\t-F size\t\tfragment size for in memory archive\n"
#endif
"\t-g\t\tguess file name encoding (for stat)\n"
#ifdef FOR_REGRESS
"\t-H\t\twrite files with holes compactly\n"
#endif
"\t-h\t\tdisplay this usage\n"
"\t-l len\t\tonly use len bytes of file\n"
#ifdef FOR_REGRESS
"\t-m\t\tread archive into memory, and modify there; write out at end\n"
#endif
"\t-n\t\tcreate archive if it doesn't exist\n"
"\t-o offset\tstart reading file at offset\n"
"\t-r\t\tprint raw file name encoding without translation (for stat)\n"
"\t-s\t\tfollow file name convention strictly (for stat)\n"
"\t-t\t\tdisregard current archive contents, if any\n");
fprintf(out, "\nSupported commands and arguments are:\n");
for (i = 0; i < sizeof(dispatch_table) / sizeof(dispatch_table_t); i++) {
fprintf(out, "\t%s %s\n\t %s\n\n", dispatch_table[i].cmdline_name, dispatch_table[i].arg_names, dispatch_table[i].description);
}
fprintf(out, "\nSupported flags are:\n"
"\t0\t(no flags)\n"
"\t4\tZIP_FL_ENC_CP437\n"
"\t8\tZIP_FL_ENC_UTF_8\n"
"\tC\tZIP_FL_NOCASE\n"
"\tc\tZIP_FL_CENTRAL\n"
"\td\tZIP_FL_NODIR\n"
"\tl\tZIP_FL_LOCAL\n"
"\tr\tZIP_FL_ENC_RAW\n"
"\ts\tZIP_FL_ENC_STRICT\n"
"\tu\tZIP_FL_UNCHANGED\n");
fprintf(out, "\nSupported archive flags are:\n"
"\tcreate-or-keep-empty-file-for-archive\n"
"\tis-torrentzip\n"
"\trdonly\n"
"\twant-torrentzip\n");
fprintf(out, "\nSupported compression methods are:\n"
"\tdefault\n");
if (zip_compression_method_supported(ZIP_CM_BZIP2, 1)) {
fprintf(out, "\tbzip2\n");
}
fprintf(out, "\tdeflate\n"
"\tstore\n");
if (zip_compression_method_supported(ZIP_CM_XZ, 1)) {
fprintf(out, "\txz\n");
}
if (zip_compression_method_supported(ZIP_CM_ZSTD, 1)) {
fprintf(out, "\tzstd\n");
}
fprintf(out, "\nSupported encryption methods are:\n"
"\tnone\n");
if (zip_encryption_method_supported(ZIP_EM_AES_128, 1)) {
fprintf(out, "\tAES-128\n");
}
if (zip_encryption_method_supported(ZIP_EM_AES_192, 1)) {
fprintf(out, "\tAES-192\n");
}
if (zip_encryption_method_supported(ZIP_EM_AES_256, 1)) {
fprintf(out, "\tAES-256\n");
}
fprintf(out, "\tPKWARE\n");
fprintf(out, "\nThe index is zero-based.\n");
exit(0);
}
#ifndef FOR_REGRESS
#define ziptool_open read_from_file
int
ziptool_post_close(const char *archive) {
return 0;
}
#endif
int
main(int argc, char *argv[]) {
const char *archive;
unsigned int i;
int c, arg, err, flags;
const char *prg;
zip_uint64_t len = 0, offset = 0;
zip_error_t error;
flags = 0;
prg = argv[0];
while ((c = getopt(argc, argv, "ceghl:no:rst" OPTIONS_REGRESS)) != -1) {