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Tomato 1.28
[tomato.git] / release / src / router / busybox / coreutils / stat.c
blob32e8b42f3856bc88592a0758f2bd4348ecf4c0f0
1 /* vi: set sw=4 ts=4: */
2 /*
3 * stat -- display file or file system status
4 *
5 * Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation.
6 * Copyright (C) 2005 by Erik Andersen <andersen@codepoet.org>
7 * Copyright (C) 2005 by Mike Frysinger <vapier@gentoo.org>
8 * Copyright (C) 2006 by Yoshinori Sato <ysato@users.sourceforge.jp>
9 *
10 * Written by Michael Meskes
11 * Taken from coreutils and turned into a busybox applet by Mike Frysinger
12 *
13 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
14 */
15
16 #include "libbb.h"
17
18 /* vars to control behavior */
19 #define OPT_FILESYS (1 << 0)
20 #define OPT_TERSE (1 << 1)
21 #define OPT_DEREFERENCE (1 << 2)
22 #define OPT_SELINUX (1 << 3)
23
24 #if ENABLE_FEATURE_STAT_FORMAT
25 typedef bool (*statfunc_ptr)(const char *, const char *);
26 #else
27 typedef bool (*statfunc_ptr)(const char *);
28 #endif
29
30 static const char *file_type(const struct stat *st)
31 {
32 /* See POSIX 1003.1-2001 XCU Table 4-8 lines 17093-17107
33 * for some of these formats.
34 * To keep diagnostics grammatical in English, the
35 * returned string must start with a consonant.
36 */
37 if (S_ISREG(st->st_mode)) return st->st_size == 0 ? "regular empty file" : "regular file";
38 if (S_ISDIR(st->st_mode)) return "directory";
39 if (S_ISBLK(st->st_mode)) return "block special file";
40 if (S_ISCHR(st->st_mode)) return "character special file";
41 if (S_ISFIFO(st->st_mode)) return "fifo";
42 if (S_ISLNK(st->st_mode)) return "symbolic link";
43 if (S_ISSOCK(st->st_mode)) return "socket";
44 if (S_TYPEISMQ(st)) return "message queue";
45 if (S_TYPEISSEM(st)) return "semaphore";
46 if (S_TYPEISSHM(st)) return "shared memory object";
47 #ifdef S_TYPEISTMO
48 if (S_TYPEISTMO(st)) return "typed memory object";
49 #endif
50 return "weird file";
51 }
52
53 static const char *human_time(time_t t)
54 {
55 /* Old
56 static char *str;
57 str = ctime(&t);
58 str[strlen(str)-1] = '\0';
59 return str;
60 */
61 /* coreutils 6.3 compat: */
62
63 /*static char buf[sizeof("YYYY-MM-DD HH:MM:SS.000000000")] ALIGN1;*/
64 #define buf bb_common_bufsiz1
65
66 strftime(buf, sizeof(buf), "%Y-%m-%d %H:%M:%S.000000000", localtime(&t));
67 return buf;
68 #undef buf
69 }
70
71 /* Return the type of the specified file system.
72 * Some systems have statfvs.f_basetype[FSTYPSZ]. (AIX, HP-UX, and Solaris)
73 * Others have statfs.f_fstypename[MFSNAMELEN]. (NetBSD 1.5.2)
74 * Still others have neither and have to get by with f_type (Linux).
75 */
76 static const char *human_fstype(uint32_t f_type)
77 {
78 static const struct types {
79 uint32_t type;
80 const char *const fs;
81 } humantypes[] = {
82 { 0xADFF, "affs" },
83 { 0x1Cd1, "devpts" },
84 { 0x137D, "ext" },
85 { 0xEF51, "ext2" },
86 { 0xEF53, "ext2/ext3" },
87 { 0x3153464a, "jfs" },
88 { 0x58465342, "xfs" },
89 { 0xF995E849, "hpfs" },
90 { 0x9660, "isofs" },
91 { 0x4000, "isofs" },
92 { 0x4004, "isofs" },
93 { 0x137F, "minix" },
94 { 0x138F, "minix (30 char.)" },
95 { 0x2468, "minix v2" },
96 { 0x2478, "minix v2 (30 char.)" },
97 { 0x4d44, "msdos" },
98 { 0x4006, "fat" },
99 { 0x564c, "novell" },
100 { 0x6969, "nfs" },
101 { 0x9fa0, "proc" },
102 { 0x517B, "smb" },
103 { 0x012FF7B4, "xenix" },
104 { 0x012FF7B5, "sysv4" },
105 { 0x012FF7B6, "sysv2" },
106 { 0x012FF7B7, "coh" },
107 { 0x00011954, "ufs" },
108 { 0x012FD16D, "xia" },
109 { 0x5346544e, "ntfs" },
110 { 0x1021994, "tmpfs" },
111 { 0x52654973, "reiserfs" },
112 { 0x28cd3d45, "cramfs" },
113 { 0x7275, "romfs" },
114 { 0x858458f6, "romfs" },
115 { 0x73717368, "squashfs" },
116 { 0x62656572, "sysfs" },
117 { 0, "UNKNOWN" }
118 };
119
120 int i;
121
122 for (i = 0; humantypes[i].type; ++i)
123 if (humantypes[i].type == f_type)
124 break;
125 return humantypes[i].fs;
126 }
127
128 /* "man statfs" says that statfsbuf->f_fsid is a mess */
129 /* coreutils treats it as an array of ints, most significant first */
130 static unsigned long long get_f_fsid(const struct statfs *statfsbuf)
131 {
132 const unsigned *p = (const void*) &statfsbuf->f_fsid;
133 unsigned sz = sizeof(statfsbuf->f_fsid) / sizeof(unsigned);
134 unsigned long long r = 0;
135
136 do
137 r = (r << (sizeof(unsigned)*8)) | *p++;
138 while (--sz > 0);
139 return r;
140 }
141
142 #if ENABLE_FEATURE_STAT_FORMAT
143 static void strcatc(char *str, char c)
144 {
145 int len = strlen(str);
146 str[len++] = c;
147 str[len] = '\0';
148 }
149
150 static void printfs(char *pformat, const char *msg)
151 {
152 strcatc(pformat, 's');
153 printf(pformat, msg);
154 }
155
156 /* print statfs info */
157 static void print_statfs(char *pformat, const char m,
158 const char *const filename, const void *data
159 USE_SELINUX(, security_context_t scontext))
160 {
161 const struct statfs *statfsbuf = data;
162 if (m == 'n') {
163 printfs(pformat, filename);
164 } else if (m == 'i') {
165 strcat(pformat, "llx");
166 printf(pformat, get_f_fsid(statfsbuf));
167 } else if (m == 'l') {
168 strcat(pformat, "lu");
169 printf(pformat, (unsigned long) (statfsbuf->f_namelen));
170 } else if (m == 't') {
171 strcat(pformat, "lx");
172 printf(pformat, (unsigned long) (statfsbuf->f_type)); /* no equiv */
173 } else if (m == 'T') {
174 printfs(pformat, human_fstype(statfsbuf->f_type));
175 } else if (m == 'b') {
176 strcat(pformat, "jd");
177 printf(pformat, (intmax_t) (statfsbuf->f_blocks));
178 } else if (m == 'f') {
179 strcat(pformat, "jd");
180 printf(pformat, (intmax_t) (statfsbuf->f_bfree));
181 } else if (m == 'a') {
182 strcat(pformat, "jd");
183 printf(pformat, (intmax_t) (statfsbuf->f_bavail));
184 } else if (m == 's' || m == 'S') {
185 strcat(pformat, "lu");
186 printf(pformat, (unsigned long) (statfsbuf->f_bsize));
187 } else if (m == 'c') {
188 strcat(pformat, "jd");
189 printf(pformat, (intmax_t) (statfsbuf->f_files));
190 } else if (m == 'd') {
191 strcat(pformat, "jd");
192 printf(pformat, (intmax_t) (statfsbuf->f_ffree));
193 #if ENABLE_SELINUX
194 } else if (m == 'C' && (option_mask32 & OPT_SELINUX)) {
195 printfs(pformat, scontext);
196 #endif
197 } else {
198 strcatc(pformat, 'c');
199 printf(pformat, m);
200 }
201 }
202
203 /* print stat info */
204 static void print_stat(char *pformat, const char m,
205 const char *const filename, const void *data
206 USE_SELINUX(, security_context_t scontext))
207 {
208 #define TYPE_SIGNED(t) (! ((t) 0 < (t) -1))
209 struct stat *statbuf = (struct stat *) data;
210 struct passwd *pw_ent;
211 struct group *gw_ent;
212
213 if (m == 'n') {
214 printfs(pformat, filename);
215 } else if (m == 'N') {
216 strcatc(pformat, 's');
217 if (S_ISLNK(statbuf->st_mode)) {
218 char *linkname = xmalloc_readlink_or_warn(filename);
219 if (linkname == NULL)
220 return;
221 /*printf("\"%s\" -> \"%s\"", filename, linkname); */
222 printf(pformat, filename);
223 printf(" -> ");
224 printf(pformat, linkname);
225 free(linkname);
226 } else {
227 printf(pformat, filename);
228 }
229 } else if (m == 'd') {
230 strcat(pformat, "ju");
231 printf(pformat, (uintmax_t) statbuf->st_dev);
232 } else if (m == 'D') {
233 strcat(pformat, "jx");
234 printf(pformat, (uintmax_t) statbuf->st_dev);
235 } else if (m == 'i') {
236 strcat(pformat, "ju");
237 printf(pformat, (uintmax_t) statbuf->st_ino);
238 } else if (m == 'a') {
239 strcat(pformat, "lo");
240 printf(pformat, (unsigned long) (statbuf->st_mode & (S_ISUID|S_ISGID|S_ISVTX|S_IRWXU|S_IRWXG|S_IRWXO)));
241 } else if (m == 'A') {
242 printfs(pformat, bb_mode_string(statbuf->st_mode));
243 } else if (m == 'f') {
244 strcat(pformat, "lx");
245 printf(pformat, (unsigned long) statbuf->st_mode);
246 } else if (m == 'F') {
247 printfs(pformat, file_type(statbuf));
248 } else if (m == 'h') {
249 strcat(pformat, "lu");
250 printf(pformat, (unsigned long) statbuf->st_nlink);
251 } else if (m == 'u') {
252 strcat(pformat, "lu");
253 printf(pformat, (unsigned long) statbuf->st_uid);
254 } else if (m == 'U') {
255 setpwent();
256 pw_ent = getpwuid(statbuf->st_uid);
257 printfs(pformat, (pw_ent != NULL) ? pw_ent->pw_name : "UNKNOWN");
258 } else if (m == 'g') {
259 strcat(pformat, "lu");
260 printf(pformat, (unsigned long) statbuf->st_gid);
261 } else if (m == 'G') {
262 setgrent();
263 gw_ent = getgrgid(statbuf->st_gid);
264 printfs(pformat, (gw_ent != NULL) ? gw_ent->gr_name : "UNKNOWN");
265 } else if (m == 't') {
266 strcat(pformat, "lx");
267 printf(pformat, (unsigned long) major(statbuf->st_rdev));
268 } else if (m == 'T') {
269 strcat(pformat, "lx");
270 printf(pformat, (unsigned long) minor(statbuf->st_rdev));
271 } else if (m == 's') {
272 strcat(pformat, "ju");
273 printf(pformat, (uintmax_t) (statbuf->st_size));
274 } else if (m == 'B') {
275 strcat(pformat, "lu");
276 printf(pformat, (unsigned long) 512); //ST_NBLOCKSIZE
277 } else if (m == 'b') {
278 strcat(pformat, "ju");
279 printf(pformat, (uintmax_t) statbuf->st_blocks);
280 } else if (m == 'o') {
281 strcat(pformat, "lu");
282 printf(pformat, (unsigned long) statbuf->st_blksize);
283 } else if (m == 'x') {
284 printfs(pformat, human_time(statbuf->st_atime));
285 } else if (m == 'X') {
286 strcat(pformat, TYPE_SIGNED(time_t) ? "ld" : "lu");
287 printf(pformat, (unsigned long) statbuf->st_atime);
288 } else if (m == 'y') {
289 printfs(pformat, human_time(statbuf->st_mtime));
290 } else if (m == 'Y') {
291 strcat(pformat, TYPE_SIGNED(time_t) ? "ld" : "lu");
292 printf(pformat, (unsigned long) statbuf->st_mtime);
293 } else if (m == 'z') {
294 printfs(pformat, human_time(statbuf->st_ctime));
295 } else if (m == 'Z') {
296 strcat(pformat, TYPE_SIGNED(time_t) ? "ld" : "lu");
297 printf(pformat, (unsigned long) statbuf->st_ctime);
298 #if ENABLE_SELINUX
299 } else if (m == 'C' && (option_mask32 & OPT_SELINUX)) {
300 printfs(pformat, scontext);
301 #endif
302 } else {
303 strcatc(pformat, 'c');
304 printf(pformat, m);
305 }
306 }
307
308 static void print_it(const char *masterformat, const char *filename,
309 void (*print_func) (char*, char, const char*, const void* USE_SELINUX(, security_context_t scontext)),
310 const void *data
311 USE_SELINUX(, security_context_t scontext) )
312 {
313 /* Create a working copy of the format string */
314 char *format = xstrdup(masterformat);
315 /* Add 2 to accomodate our conversion of the stat '%s' format string
316 * to the printf '%llu' one. */
317 char *dest = xmalloc(strlen(format) + 2 + 1);
318 char *b;
319
320 b = format;
321 while (b) {
322 size_t len;
323 char *p = strchr(b, '%');
324 if (!p) {
325 /* coreutils 6.3 always prints <cr> at the end */
326 /*fputs(b, stdout);*/
327 puts(b);
328 break;
329 }
330 *p++ = '\0';
331 fputs(b, stdout);
332
333 /* dest = "%<modifiers>" */
334 len = strspn(p, "#-+.I 0123456789");
335 dest[0] = '%';
336 memcpy(dest + 1, p, len);
337 dest[1 + len] = '\0';
338 p += len;
339
340 b = p + 1;
341 switch (*p) {
342 case '\0':
343 b = NULL;
344 /* fall through */
345 case '%':
346 bb_putchar('%');
347 break;
348 default:
349 /* Completes "%<modifiers>" with specifier and printfs */
350 print_func(dest, *p, filename, data USE_SELINUX(,scontext));
351 break;
352 }
353 }
354
355 free(format);
356 free(dest);
357 }
358 #endif
359
360 /* Stat the file system and print what we find. */
361 #if !ENABLE_FEATURE_STAT_FORMAT
362 #define do_statfs(filename, format) do_statfs(filename)
363 #endif
364 static bool do_statfs(const char *filename, const char *format)
365 {
366 struct statfs statfsbuf;
367
368 #if !ENABLE_FEATURE_STAT_FORMAT
369 const char *format;
370 #endif
371 #if ENABLE_SELINUX
372 security_context_t scontext = NULL;
373
374 if (option_mask32 & OPT_SELINUX) {
375 if ((option_mask32 & OPT_DEREFERENCE
376 ? lgetfilecon(filename, &scontext)
377 : getfilecon(filename, &scontext)
378 ) < 0
379 ) {
380 bb_perror_msg(filename);
381 return 0;
382 }
383 }
384 #endif
385 if (statfs(filename, &statfsbuf) != 0) {
386 bb_perror_msg("cannot read file system information for '%s'", filename);
387 return 0;
388 }
389
390 #if ENABLE_FEATURE_STAT_FORMAT
391 if (format == NULL) {
392 #if !ENABLE_SELINUX
393 format = (option_mask32 & OPT_TERSE
394 ? "%n %i %l %t %s %b %f %a %c %d\n"
395 : " File: \"%n\"\n"
396 " ID: %-8i Namelen: %-7l Type: %T\n"
397 "Block size: %-10s\n"
398 "Blocks: Total: %-10b Free: %-10f Available: %a\n"
399 "Inodes: Total: %-10c Free: %d");
400 #else
401 format = (option_mask32 & OPT_TERSE
402 ? (option_mask32 & OPT_SELINUX ? "%n %i %l %t %s %b %f %a %c %d %C\n":
403 "%n %i %l %t %s %b %f %a %c %d\n")
404 : (option_mask32 & OPT_SELINUX ?
405 " File: \"%n\"\n"
406 " ID: %-8i Namelen: %-7l Type: %T\n"
407 "Block size: %-10s\n"
408 "Blocks: Total: %-10b Free: %-10f Available: %a\n"
409 "Inodes: Total: %-10c Free: %d"
410 " S_context: %C\n":
411 " File: \"%n\"\n"
412 " ID: %-8i Namelen: %-7l Type: %T\n"
413 "Block size: %-10s\n"
414 "Blocks: Total: %-10b Free: %-10f Available: %a\n"
415 "Inodes: Total: %-10c Free: %d\n")
416 );
417 #endif /* SELINUX */
418 }
419 print_it(format, filename, print_statfs, &statfsbuf USE_SELINUX(, scontext));
420 #else /* FEATURE_STAT_FORMAT */
421 format = (option_mask32 & OPT_TERSE
422 ? "%s %llx %lu "
423 : " File: \"%s\"\n"
424 " ID: %-8llx Namelen: %-7lu ");
425 printf(format,
426 filename,
427 get_f_fsid(&statfsbuf),
428 statfsbuf.f_namelen);
429
430 if (option_mask32 & OPT_TERSE)
431 printf("%lx ", (unsigned long) (statfsbuf.f_type));
432 else
433 printf("Type: %s\n", human_fstype(statfsbuf.f_type));
434
435 #if !ENABLE_SELINUX
436 format = (option_mask32 & OPT_TERSE
437 ? "%lu %ld %ld %ld %ld %ld\n"
438 : "Block size: %-10lu\n"
439 "Blocks: Total: %-10jd Free: %-10jd Available: %jd\n"
440 "Inodes: Total: %-10jd Free: %jd\n");
441 printf(format,
442 (unsigned long) (statfsbuf.f_bsize),
443 (intmax_t) (statfsbuf.f_blocks),
444 (intmax_t) (statfsbuf.f_bfree),
445 (intmax_t) (statfsbuf.f_bavail),
446 (intmax_t) (statfsbuf.f_files),
447 (intmax_t) (statfsbuf.f_ffree));
448 #else
449 format = (option_mask32 & OPT_TERSE
450 ? (option_mask32 & OPT_SELINUX ? "%lu %ld %ld %ld %ld %ld %C\n":
451 "%lu %ld %ld %ld %ld %ld\n")
452 : (option_mask32 & OPT_SELINUX ?
453 "Block size: %-10lu\n"
454 "Blocks: Total: %-10jd Free: %-10jd Available: %jd\n"
455 "Inodes: Total: %-10jd Free: %jd"
456 "S_context: %C\n":
457 "Block size: %-10lu\n"
458 "Blocks: Total: %-10jd Free: %-10jd Available: %jd\n"
459 "Inodes: Total: %-10jd Free: %jd\n"));
460 printf(format,
461 (unsigned long) (statfsbuf.f_bsize),
462 (intmax_t) (statfsbuf.f_blocks),
463 (intmax_t) (statfsbuf.f_bfree),
464 (intmax_t) (statfsbuf.f_bavail),
465 (intmax_t) (statfsbuf.f_files),
466 (intmax_t) (statfsbuf.f_ffree),
467 scontext);
468
469 if (scontext)
470 freecon(scontext);
471 #endif
472 #endif /* FEATURE_STAT_FORMAT */
473 return 1;
474 }
475
476 /* stat the file and print what we find */
477 #if !ENABLE_FEATURE_STAT_FORMAT
478 #define do_stat(filename, format) do_stat(filename)
479 #endif
480 static bool do_stat(const char *filename, const char *format)
481 {
482 struct stat statbuf;
483 #if ENABLE_SELINUX
484 security_context_t scontext = NULL;
485
486 if (option_mask32 & OPT_SELINUX) {
487 if ((option_mask32 & OPT_DEREFERENCE
488 ? lgetfilecon(filename, &scontext)
489 : getfilecon(filename, &scontext)
490 ) < 0
491 ) {
492 bb_perror_msg(filename);
493 return 0;
494 }
495 }
496 #endif
497 if ((option_mask32 & OPT_DEREFERENCE ? stat : lstat) (filename, &statbuf) != 0) {
498 bb_perror_msg("cannot stat '%s'", filename);
499 return 0;
500 }
501
502 #if ENABLE_FEATURE_STAT_FORMAT
503 if (format == NULL) {
504 #if !ENABLE_SELINUX
505 if (option_mask32 & OPT_TERSE) {
506 format = "%n %s %b %f %u %g %D %i %h %t %T %X %Y %Z %o";
507 } else {
508 if (S_ISBLK(statbuf.st_mode) || S_ISCHR(statbuf.st_mode)) {
509 format =
510 " File: \"%N\"\n"
511 " Size: %-10s\tBlocks: %-10b IO Block: %-6o %F\n"
512 "Device: %Dh/%dd\tInode: %-10i Links: %-5h"
513 " Device type: %t,%T\n"
514 "Access: (%04a/%10.10A) Uid: (%5u/%8U) Gid: (%5g/%8G)\n"
515 "Access: %x\n" "Modify: %y\n" "Change: %z\n";
516 } else {
517 format =
518 " File: \"%N\"\n"
519 " Size: %-10s\tBlocks: %-10b IO Block: %-6o %F\n"
520 "Device: %Dh/%dd\tInode: %-10i Links: %h\n"
521 "Access: (%04a/%10.10A) Uid: (%5u/%8U) Gid: (%5g/%8G)\n"
522 "Access: %x\n" "Modify: %y\n" "Change: %z\n";
523 }
524 }
525 #else
526 if (option_mask32 & OPT_TERSE) {
527 format = (option_mask32 & OPT_SELINUX ?
528 "%n %s %b %f %u %g %D %i %h %t %T %X %Y %Z %o %C\n":
529 "%n %s %b %f %u %g %D %i %h %t %T %X %Y %Z %o\n");
530 } else {
531 if (S_ISBLK(statbuf.st_mode) || S_ISCHR(statbuf.st_mode)) {
532 format = (option_mask32 & OPT_SELINUX ?
533 " File: \"%N\"\n"
534 " Size: %-10s\tBlocks: %-10b IO Block: %-6o %F\n"
535 "Device: %Dh/%dd\tInode: %-10i Links: %-5h"
536 " Device type: %t,%T\n"
537 "Access: (%04a/%10.10A) Uid: (%5u/%8U) Gid: (%5g/%8G)\n"
538 " S_Context: %C\n"
539 "Access: %x\n" "Modify: %y\n" "Change: %z\n":
540 " File: \"%N\"\n"
541 " Size: %-10s\tBlocks: %-10b IO Block: %-6o %F\n"
542 "Device: %Dh/%dd\tInode: %-10i Links: %-5h"
543 " Device type: %t,%T\n"
544 "Access: (%04a/%10.10A) Uid: (%5u/%8U) Gid: (%5g/%8G)\n"
545 "Access: %x\n" "Modify: %y\n" "Change: %z\n");
546 } else {
547 format = (option_mask32 & OPT_SELINUX ?
548 " File: \"%N\"\n"
549 " Size: %-10s\tBlocks: %-10b IO Block: %-6o %F\n"
550 "Device: %Dh/%dd\tInode: %-10i Links: %h\n"
551 "Access: (%04a/%10.10A) Uid: (%5u/%8U) Gid: (%5g/%8G)\n"
552 "S_Context: %C\n"
553 "Access: %x\n" "Modify: %y\n" "Change: %z\n":
554 " File: \"%N\"\n"
555 " Size: %-10s\tBlocks: %-10b IO Block: %-6o %F\n"
556 "Device: %Dh/%dd\tInode: %-10i Links: %h\n"
557 "Access: (%04a/%10.10A) Uid: (%5u/%8U) Gid: (%5g/%8G)\n"
558 "Access: %x\n" "Modify: %y\n" "Change: %z\n");
559 }
560 }
561 #endif
562 }
563 print_it(format, filename, print_stat, &statbuf USE_SELINUX(, scontext));
564 #else /* FEATURE_STAT_FORMAT */
565 if (option_mask32 & OPT_TERSE) {
566 printf("%s %ju %ju %lx %lu %lu %jx %ju %lu %lx %lx %lu %lu %lu %lu"
567 SKIP_SELINUX("\n"),
568 filename,
569 (uintmax_t) (statbuf.st_size),
570 (uintmax_t) statbuf.st_blocks,
571 (unsigned long) statbuf.st_mode,
572 (unsigned long) statbuf.st_uid,
573 (unsigned long) statbuf.st_gid,
574 (uintmax_t) statbuf.st_dev,
575 (uintmax_t) statbuf.st_ino,
576 (unsigned long) statbuf.st_nlink,
577 (unsigned long) major(statbuf.st_rdev),
578 (unsigned long) minor(statbuf.st_rdev),
579 (unsigned long) statbuf.st_atime,
580 (unsigned long) statbuf.st_mtime,
581 (unsigned long) statbuf.st_ctime,
582 (unsigned long) statbuf.st_blksize
583 );
584 #if ENABLE_SELINUX
585 if (option_mask32 & OPT_SELINUX)
586 printf(" %lc\n", *scontext);
587 else
588 bb_putchar('\n');
589 #endif
590 } else {
591 char *linkname = NULL;
592
593 struct passwd *pw_ent;
594 struct group *gw_ent;
595 setgrent();
596 gw_ent = getgrgid(statbuf.st_gid);
597 setpwent();
598 pw_ent = getpwuid(statbuf.st_uid);
599
600 if (S_ISLNK(statbuf.st_mode))
601 linkname = xmalloc_readlink_or_warn(filename);
602 if (linkname)
603 printf(" File: \"%s\" -> \"%s\"\n", filename, linkname);
604 else
605 printf(" File: \"%s\"\n", filename);
606
607 printf(" Size: %-10ju\tBlocks: %-10ju IO Block: %-6lu %s\n"
608 "Device: %jxh/%jud\tInode: %-10ju Links: %-5lu",
609 (uintmax_t) (statbuf.st_size),
610 (uintmax_t) statbuf.st_blocks,
611 (unsigned long) statbuf.st_blksize,
612 file_type(&statbuf),
613 (uintmax_t) statbuf.st_dev,
614 (uintmax_t) statbuf.st_dev,
615 (uintmax_t) statbuf.st_ino,
616 (unsigned long) statbuf.st_nlink);
617 if (S_ISBLK(statbuf.st_mode) || S_ISCHR(statbuf.st_mode))
618 printf(" Device type: %lx,%lx\n",
619 (unsigned long) major(statbuf.st_rdev),
620 (unsigned long) minor(statbuf.st_rdev));
621 else
622 bb_putchar('\n');
623 printf("Access: (%04lo/%10.10s) Uid: (%5lu/%8s) Gid: (%5lu/%8s)\n",
624 (unsigned long) (statbuf.st_mode & (S_ISUID|S_ISGID|S_ISVTX|S_IRWXU|S_IRWXG|S_IRWXO)),
625 bb_mode_string(statbuf.st_mode),
626 (unsigned long) statbuf.st_uid,
627 (pw_ent != NULL) ? pw_ent->pw_name : "UNKNOWN",
628 (unsigned long) statbuf.st_gid,
629 (gw_ent != NULL) ? gw_ent->gr_name : "UNKNOWN");
630 #if ENABLE_SELINUX
631 printf(" S_Context: %lc\n", *scontext);
632 #endif
633 printf("Access: %s\n" "Modify: %s\n" "Change: %s\n",
634 human_time(statbuf.st_atime),
635 human_time(statbuf.st_mtime),
636 human_time(statbuf.st_ctime));
637 }
638 #endif /* FEATURE_STAT_FORMAT */
639 return 1;
640 }
641
642 int stat_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
643 int stat_main(int argc, char **argv)
644 {
645 USE_FEATURE_STAT_FORMAT(char *format = NULL;)
646 int i;
647 int ok = 1;
648 statfunc_ptr statfunc = do_stat;
649
650 getopt32(argv, "ftL"
651 USE_SELINUX("Z")
652 USE_FEATURE_STAT_FORMAT("c:", &format)
653 );
654
655 if (option_mask32 & OPT_FILESYS) /* -f */
656 statfunc = do_statfs;
657 if (argc == optind) /* files */
658 bb_show_usage();
659
660 #if ENABLE_SELINUX
661 if (option_mask32 & OPT_SELINUX) {
662 selinux_or_die();
663 }
664 #endif /* ENABLE_SELINUX */
665 for (i = optind; i < argc; ++i)
666 ok &= statfunc(argv[i] USE_FEATURE_STAT_FORMAT(, format));
667
668 return (ok ? EXIT_SUCCESS : EXIT_FAILURE);
669 }
Tomato firmware and modifications.