blob: 769fac078e6434507d6541b062e25fddcda1b575
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 source tree. |
14 | */ |
15 | |
16 | //usage:#define stat_trivial_usage |
17 | //usage: "[OPTIONS] FILE..." |
18 | //usage:#define stat_full_usage "\n\n" |
19 | //usage: "Display file (default) or filesystem status\n" |
20 | //usage: IF_FEATURE_STAT_FORMAT( |
21 | //usage: "\n -c fmt Use the specified format" |
22 | //usage: ) |
23 | //usage: "\n -f Display filesystem status" |
24 | //usage: "\n -L Follow links" |
25 | //usage: "\n -t Display info in terse form" |
26 | //usage: IF_SELINUX( |
27 | //usage: "\n -Z Print security context" |
28 | //usage: ) |
29 | //usage: IF_FEATURE_STAT_FORMAT( |
30 | //usage: "\n\nValid format sequences for files:\n" |
31 | //usage: " %a Access rights in octal\n" |
32 | //usage: " %A Access rights in human readable form\n" |
33 | //usage: " %b Number of blocks allocated (see %B)\n" |
34 | //usage: " %B The size in bytes of each block reported by %b\n" |
35 | //usage: " %d Device number in decimal\n" |
36 | //usage: " %D Device number in hex\n" |
37 | //usage: " %f Raw mode in hex\n" |
38 | //usage: " %F File type\n" |
39 | //usage: " %g Group ID of owner\n" |
40 | //usage: " %G Group name of owner\n" |
41 | //usage: " %h Number of hard links\n" |
42 | //usage: " %i Inode number\n" |
43 | //usage: " %n File name\n" |
44 | //usage: " %N File name, with -> TARGET if symlink\n" |
45 | //usage: " %o I/O block size\n" |
46 | //usage: " %s Total size, in bytes\n" |
47 | //usage: " %t Major device type in hex\n" |
48 | //usage: " %T Minor device type in hex\n" |
49 | //usage: " %u User ID of owner\n" |
50 | //usage: " %U User name of owner\n" |
51 | //usage: " %x Time of last access\n" |
52 | //usage: " %X Time of last access as seconds since Epoch\n" |
53 | //usage: " %y Time of last modification\n" |
54 | //usage: " %Y Time of last modification as seconds since Epoch\n" |
55 | //usage: " %z Time of last change\n" |
56 | //usage: " %Z Time of last change as seconds since Epoch\n" |
57 | //usage: "\nValid format sequences for file systems:\n" |
58 | //usage: " %a Free blocks available to non-superuser\n" |
59 | //usage: " %b Total data blocks in file system\n" |
60 | //usage: " %c Total file nodes in file system\n" |
61 | //usage: " %d Free file nodes in file system\n" |
62 | //usage: " %f Free blocks in file system\n" |
63 | //usage: IF_SELINUX( |
64 | //usage: " %C Security context in selinux\n" |
65 | //usage: ) |
66 | //usage: " %i File System ID in hex\n" |
67 | //usage: " %l Maximum length of filenames\n" |
68 | //usage: " %n File name\n" |
69 | //usage: " %s Block size (for faster transfer)\n" |
70 | //usage: " %S Fundamental block size (for block counts)\n" |
71 | //usage: " %t Type in hex\n" |
72 | //usage: " %T Type in human readable form" |
73 | //usage: ) |
74 | |
75 | #include "libbb.h" |
76 | |
77 | #define OPT_FILESYS (1 << 0) |
78 | #define OPT_TERSE (1 << 1) |
79 | #define OPT_DEREFERENCE (1 << 2) |
80 | #define OPT_SELINUX (1 << 3) |
81 | |
82 | #if ENABLE_FEATURE_STAT_FORMAT |
83 | typedef bool (*statfunc_ptr)(const char *, const char *); |
84 | #else |
85 | typedef bool (*statfunc_ptr)(const char *); |
86 | #endif |
87 | |
88 | static const char *file_type(const struct stat *st) |
89 | { |
90 | /* See POSIX 1003.1-2001 XCU Table 4-8 lines 17093-17107 |
91 | * for some of these formats. |
92 | * To keep diagnostics grammatical in English, the |
93 | * returned string must start with a consonant. |
94 | */ |
95 | if (S_ISREG(st->st_mode)) return st->st_size == 0 ? "regular empty file" : "regular file"; |
96 | if (S_ISDIR(st->st_mode)) return "directory"; |
97 | if (S_ISBLK(st->st_mode)) return "block special file"; |
98 | if (S_ISCHR(st->st_mode)) return "character special file"; |
99 | if (S_ISFIFO(st->st_mode)) return "fifo"; |
100 | if (S_ISLNK(st->st_mode)) return "symbolic link"; |
101 | if (S_ISSOCK(st->st_mode)) return "socket"; |
102 | #ifdef S_TYPEISMQ |
103 | if (S_TYPEISMQ(st)) return "message queue"; |
104 | #endif |
105 | #ifdef S_TYPEISSEM |
106 | if (S_TYPEISSEM(st)) return "semaphore"; |
107 | #endif |
108 | #ifdef S_TYPEISSHM |
109 | if (S_TYPEISSHM(st)) return "shared memory object"; |
110 | #endif |
111 | #ifdef S_TYPEISTMO |
112 | if (S_TYPEISTMO(st)) return "typed memory object"; |
113 | #endif |
114 | return "weird file"; |
115 | } |
116 | |
117 | static const char *human_time(time_t t) |
118 | { |
119 | /* Old |
120 | static char *str; |
121 | str = ctime(&t); |
122 | str[strlen(str)-1] = '\0'; |
123 | return str; |
124 | */ |
125 | /* coreutils 6.3 compat: */ |
126 | |
127 | /*static char buf[sizeof("YYYY-MM-DD HH:MM:SS.000000000")] ALIGN1;*/ |
128 | #define buf bb_common_bufsiz1 |
129 | |
130 | strcpy(strftime_YYYYMMDDHHMMSS(buf, sizeof(buf), &t), ".000000000"); |
131 | return buf; |
132 | #undef buf |
133 | } |
134 | |
135 | /* Return the type of the specified file system. |
136 | * Some systems have statfvs.f_basetype[FSTYPSZ]. (AIX, HP-UX, and Solaris) |
137 | * Others have statfs.f_fstypename[MFSNAMELEN]. (NetBSD 1.5.2) |
138 | * Still others have neither and have to get by with f_type (Linux). |
139 | */ |
140 | static const char *human_fstype(uint32_t f_type) |
141 | { |
142 | static const struct types { |
143 | uint32_t type; |
144 | const char *const fs; |
145 | } humantypes[] = { |
146 | { 0xADFF, "affs" }, |
147 | { 0x1Cd1, "devpts" }, |
148 | { 0x137D, "ext" }, |
149 | { 0xEF51, "ext2" }, |
150 | { 0xEF53, "ext2/ext3" }, |
151 | { 0x3153464a, "jfs" }, |
152 | { 0x58465342, "xfs" }, |
153 | { 0xF995E849, "hpfs" }, |
154 | { 0x9660, "isofs" }, |
155 | { 0x4000, "isofs" }, |
156 | { 0x4004, "isofs" }, |
157 | { 0x137F, "minix" }, |
158 | { 0x138F, "minix (30 char.)" }, |
159 | { 0x2468, "minix v2" }, |
160 | { 0x2478, "minix v2 (30 char.)" }, |
161 | { 0x4d44, "msdos" }, |
162 | { 0x4006, "fat" }, |
163 | { 0x564c, "novell" }, |
164 | { 0x6969, "nfs" }, |
165 | { 0x9fa0, "proc" }, |
166 | { 0x517B, "smb" }, |
167 | { 0x012FF7B4, "xenix" }, |
168 | { 0x012FF7B5, "sysv4" }, |
169 | { 0x012FF7B6, "sysv2" }, |
170 | { 0x012FF7B7, "coh" }, |
171 | { 0x00011954, "ufs" }, |
172 | { 0x012FD16D, "xia" }, |
173 | { 0x5346544e, "ntfs" }, |
174 | { 0x1021994, "tmpfs" }, |
175 | { 0x52654973, "reiserfs" }, |
176 | { 0x28cd3d45, "cramfs" }, |
177 | { 0x7275, "romfs" }, |
178 | { 0x858458f6, "romfs" }, |
179 | { 0x73717368, "squashfs" }, |
180 | { 0x62656572, "sysfs" }, |
181 | { 0, "UNKNOWN" } |
182 | }; |
183 | |
184 | int i; |
185 | |
186 | for (i = 0; humantypes[i].type; ++i) |
187 | if (humantypes[i].type == f_type) |
188 | break; |
189 | return humantypes[i].fs; |
190 | } |
191 | |
192 | /* "man statfs" says that statfsbuf->f_fsid is a mess */ |
193 | /* coreutils treats it as an array of ints, most significant first */ |
194 | static unsigned long long get_f_fsid(const struct statfs *statfsbuf) |
195 | { |
196 | const unsigned *p = (const void*) &statfsbuf->f_fsid; |
197 | unsigned sz = sizeof(statfsbuf->f_fsid) / sizeof(unsigned); |
198 | unsigned long long r = 0; |
199 | |
200 | do |
201 | r = (r << (sizeof(unsigned)*8)) | *p++; |
202 | while (--sz > 0); |
203 | return r; |
204 | } |
205 | |
206 | #if ENABLE_FEATURE_STAT_FORMAT |
207 | static void strcatc(char *str, char c) |
208 | { |
209 | int len = strlen(str); |
210 | str[len++] = c; |
211 | str[len] = '\0'; |
212 | } |
213 | |
214 | static void printfs(char *pformat, const char *msg) |
215 | { |
216 | strcatc(pformat, 's'); |
217 | printf(pformat, msg); |
218 | } |
219 | |
220 | /* print statfs info */ |
221 | static void FAST_FUNC print_statfs(char *pformat, const char m, |
222 | const char *const filename, const void *data |
223 | IF_SELINUX(, security_context_t scontext)) |
224 | { |
225 | const struct statfs *statfsbuf = data; |
226 | if (m == 'n') { |
227 | printfs(pformat, filename); |
228 | } else if (m == 'i') { |
229 | strcat(pformat, "llx"); |
230 | printf(pformat, get_f_fsid(statfsbuf)); |
231 | } else if (m == 'l') { |
232 | strcat(pformat, "lu"); |
233 | printf(pformat, (unsigned long) statfsbuf->f_namelen); |
234 | } else if (m == 't') { |
235 | strcat(pformat, "lx"); |
236 | printf(pformat, (unsigned long) statfsbuf->f_type); /* no equiv */ |
237 | } else if (m == 'T') { |
238 | printfs(pformat, human_fstype(statfsbuf->f_type)); |
239 | } else if (m == 'b') { |
240 | strcat(pformat, "llu"); |
241 | printf(pformat, (unsigned long long) statfsbuf->f_blocks); |
242 | } else if (m == 'f') { |
243 | strcat(pformat, "llu"); |
244 | printf(pformat, (unsigned long long) statfsbuf->f_bfree); |
245 | } else if (m == 'a') { |
246 | strcat(pformat, "llu"); |
247 | printf(pformat, (unsigned long long) statfsbuf->f_bavail); |
248 | } else if (m == 's' || m == 'S') { |
249 | strcat(pformat, "lu"); |
250 | printf(pformat, (unsigned long) statfsbuf->f_bsize); |
251 | } else if (m == 'c') { |
252 | strcat(pformat, "llu"); |
253 | printf(pformat, (unsigned long long) statfsbuf->f_files); |
254 | } else if (m == 'd') { |
255 | strcat(pformat, "llu"); |
256 | printf(pformat, (unsigned long long) statfsbuf->f_ffree); |
257 | # if ENABLE_SELINUX |
258 | } else if (m == 'C' && (option_mask32 & OPT_SELINUX)) { |
259 | printfs(pformat, scontext); |
260 | # endif |
261 | } else { |
262 | strcatc(pformat, 'c'); |
263 | printf(pformat, m); |
264 | } |
265 | } |
266 | |
267 | /* print stat info */ |
268 | static void FAST_FUNC print_stat(char *pformat, const char m, |
269 | const char *const filename, const void *data |
270 | IF_SELINUX(, security_context_t scontext)) |
271 | { |
272 | #define TYPE_SIGNED(t) (! ((t) 0 < (t) -1)) |
273 | struct stat *statbuf = (struct stat *) data; |
274 | struct passwd *pw_ent; |
275 | struct group *gw_ent; |
276 | |
277 | if (m == 'n') { |
278 | printfs(pformat, filename); |
279 | } else if (m == 'N') { |
280 | strcatc(pformat, 's'); |
281 | if (S_ISLNK(statbuf->st_mode)) { |
282 | char *linkname = xmalloc_readlink_or_warn(filename); |
283 | if (linkname == NULL) |
284 | return; |
285 | printf("'%s' -> '%s'", filename, linkname); |
286 | free(linkname); |
287 | } else { |
288 | printf(pformat, filename); |
289 | } |
290 | } else if (m == 'd') { |
291 | strcat(pformat, "llu"); |
292 | printf(pformat, (unsigned long long) statbuf->st_dev); |
293 | } else if (m == 'D') { |
294 | strcat(pformat, "llx"); |
295 | printf(pformat, (unsigned long long) statbuf->st_dev); |
296 | } else if (m == 'i') { |
297 | strcat(pformat, "llu"); |
298 | printf(pformat, (unsigned long long) statbuf->st_ino); |
299 | } else if (m == 'a') { |
300 | strcat(pformat, "lo"); |
301 | printf(pformat, (unsigned long) (statbuf->st_mode & (S_ISUID|S_ISGID|S_ISVTX|S_IRWXU|S_IRWXG|S_IRWXO))); |
302 | } else if (m == 'A') { |
303 | printfs(pformat, bb_mode_string(statbuf->st_mode)); |
304 | } else if (m == 'f') { |
305 | strcat(pformat, "lx"); |
306 | printf(pformat, (unsigned long) statbuf->st_mode); |
307 | } else if (m == 'F') { |
308 | printfs(pformat, file_type(statbuf)); |
309 | } else if (m == 'h') { |
310 | strcat(pformat, "lu"); |
311 | printf(pformat, (unsigned long) statbuf->st_nlink); |
312 | } else if (m == 'u') { |
313 | strcat(pformat, "lu"); |
314 | printf(pformat, (unsigned long) statbuf->st_uid); |
315 | } else if (m == 'U') { |
316 | pw_ent = getpwuid(statbuf->st_uid); |
317 | printfs(pformat, (pw_ent != NULL) ? pw_ent->pw_name : "UNKNOWN"); |
318 | } else if (m == 'g') { |
319 | strcat(pformat, "lu"); |
320 | printf(pformat, (unsigned long) statbuf->st_gid); |
321 | } else if (m == 'G') { |
322 | gw_ent = getgrgid(statbuf->st_gid); |
323 | printfs(pformat, (gw_ent != NULL) ? gw_ent->gr_name : "UNKNOWN"); |
324 | } else if (m == 't') { |
325 | strcat(pformat, "lx"); |
326 | printf(pformat, (unsigned long) major(statbuf->st_rdev)); |
327 | } else if (m == 'T') { |
328 | strcat(pformat, "lx"); |
329 | printf(pformat, (unsigned long) minor(statbuf->st_rdev)); |
330 | } else if (m == 's') { |
331 | strcat(pformat, "llu"); |
332 | printf(pformat, (unsigned long long) statbuf->st_size); |
333 | } else if (m == 'B') { |
334 | strcat(pformat, "lu"); |
335 | printf(pformat, (unsigned long) 512); //ST_NBLOCKSIZE |
336 | } else if (m == 'b') { |
337 | strcat(pformat, "llu"); |
338 | printf(pformat, (unsigned long long) statbuf->st_blocks); |
339 | } else if (m == 'o') { |
340 | strcat(pformat, "lu"); |
341 | printf(pformat, (unsigned long) statbuf->st_blksize); |
342 | } else if (m == 'x') { |
343 | printfs(pformat, human_time(statbuf->st_atime)); |
344 | } else if (m == 'X') { |
345 | strcat(pformat, TYPE_SIGNED(time_t) ? "ld" : "lu"); |
346 | /* note: (unsigned long) would be wrong: |
347 | * imagine (unsigned long64)int32 */ |
348 | printf(pformat, (long) statbuf->st_atime); |
349 | } else if (m == 'y') { |
350 | printfs(pformat, human_time(statbuf->st_mtime)); |
351 | } else if (m == 'Y') { |
352 | strcat(pformat, TYPE_SIGNED(time_t) ? "ld" : "lu"); |
353 | printf(pformat, (long) statbuf->st_mtime); |
354 | } else if (m == 'z') { |
355 | printfs(pformat, human_time(statbuf->st_ctime)); |
356 | } else if (m == 'Z') { |
357 | strcat(pformat, TYPE_SIGNED(time_t) ? "ld" : "lu"); |
358 | printf(pformat, (long) statbuf->st_ctime); |
359 | # if ENABLE_SELINUX |
360 | } else if (m == 'C' && (option_mask32 & OPT_SELINUX)) { |
361 | printfs(pformat, scontext); |
362 | # endif |
363 | } else { |
364 | strcatc(pformat, 'c'); |
365 | printf(pformat, m); |
366 | } |
367 | } |
368 | |
369 | static void print_it(const char *masterformat, |
370 | const char *filename, |
371 | void FAST_FUNC (*print_func)(char*, char, const char*, const void* IF_SELINUX(, security_context_t scontext)), |
372 | const void *data |
373 | IF_SELINUX(, security_context_t scontext)) |
374 | { |
375 | /* Create a working copy of the format string */ |
376 | char *format = xstrdup(masterformat); |
377 | /* Add 2 to accomodate our conversion of the stat '%s' format string |
378 | * to the printf '%llu' one. */ |
379 | char *dest = xmalloc(strlen(format) + 2 + 1); |
380 | char *b; |
381 | |
382 | b = format; |
383 | while (b) { |
384 | /* Each iteration finds next %spec, |
385 | * prints preceding string and handles found %spec |
386 | */ |
387 | size_t len; |
388 | char *p = strchr(b, '%'); |
389 | if (!p) { |
390 | /* coreutils 6.3 always prints newline at the end */ |
391 | /*fputs(b, stdout);*/ |
392 | puts(b); |
393 | break; |
394 | } |
395 | |
396 | /* dest = "%<modifiers>" */ |
397 | len = 1 + strspn(p + 1, "#-+.I 0123456789"); |
398 | memcpy(dest, p, len); |
399 | dest[len] = '\0'; |
400 | |
401 | /* print preceding string */ |
402 | *p = '\0'; |
403 | fputs(b, stdout); |
404 | |
405 | p += len; |
406 | b = p + 1; |
407 | switch (*p) { |
408 | case '\0': |
409 | b = NULL; |
410 | /* fall through */ |
411 | case '%': |
412 | bb_putchar('%'); |
413 | break; |
414 | default: |
415 | /* Completes "%<modifiers>" with specifier and printfs */ |
416 | print_func(dest, *p, filename, data IF_SELINUX(,scontext)); |
417 | break; |
418 | } |
419 | } |
420 | |
421 | free(format); |
422 | free(dest); |
423 | } |
424 | #endif /* FEATURE_STAT_FORMAT */ |
425 | |
426 | /* Stat the file system and print what we find. */ |
427 | #if !ENABLE_FEATURE_STAT_FORMAT |
428 | #define do_statfs(filename, format) do_statfs(filename) |
429 | #endif |
430 | static bool do_statfs(const char *filename, const char *format) |
431 | { |
432 | struct statfs statfsbuf; |
433 | #if !ENABLE_FEATURE_STAT_FORMAT |
434 | const char *format; |
435 | #endif |
436 | #if ENABLE_SELINUX |
437 | security_context_t scontext = NULL; |
438 | |
439 | if (option_mask32 & OPT_SELINUX) { |
440 | if ((option_mask32 & OPT_DEREFERENCE |
441 | ? lgetfilecon(filename, &scontext) |
442 | : getfilecon(filename, &scontext) |
443 | ) < 0 |
444 | ) { |
445 | bb_simple_perror_msg(filename); |
446 | return 0; |
447 | } |
448 | } |
449 | #endif |
450 | if (statfs(filename, &statfsbuf) != 0) { |
451 | bb_perror_msg("can't read file system information for '%s'", filename); |
452 | return 0; |
453 | } |
454 | |
455 | #if ENABLE_FEATURE_STAT_FORMAT |
456 | if (format == NULL) { |
457 | # if !ENABLE_SELINUX |
458 | format = (option_mask32 & OPT_TERSE |
459 | ? "%n %i %l %t %s %b %f %a %c %d\n" |
460 | : " File: \"%n\"\n" |
461 | " ID: %-8i Namelen: %-7l Type: %T\n" |
462 | "Block size: %-10s\n" |
463 | "Blocks: Total: %-10b Free: %-10f Available: %a\n" |
464 | "Inodes: Total: %-10c Free: %d"); |
465 | # else |
466 | format = (option_mask32 & OPT_TERSE |
467 | ? (option_mask32 & OPT_SELINUX ? "%n %i %l %t %s %b %f %a %c %d %C\n": |
468 | "%n %i %l %t %s %b %f %a %c %d\n") |
469 | : (option_mask32 & OPT_SELINUX ? |
470 | " File: \"%n\"\n" |
471 | " ID: %-8i Namelen: %-7l Type: %T\n" |
472 | "Block size: %-10s\n" |
473 | "Blocks: Total: %-10b Free: %-10f Available: %a\n" |
474 | "Inodes: Total: %-10c Free: %d" |
475 | " S_context: %C\n": |
476 | " File: \"%n\"\n" |
477 | " ID: %-8i Namelen: %-7l Type: %T\n" |
478 | "Block size: %-10s\n" |
479 | "Blocks: Total: %-10b Free: %-10f Available: %a\n" |
480 | "Inodes: Total: %-10c Free: %d\n") |
481 | ); |
482 | # endif /* SELINUX */ |
483 | } |
484 | print_it(format, filename, print_statfs, &statfsbuf IF_SELINUX(, scontext)); |
485 | #else /* FEATURE_STAT_FORMAT */ |
486 | format = (option_mask32 & OPT_TERSE |
487 | ? "%s %llx %lu " |
488 | : " File: \"%s\"\n" |
489 | " ID: %-8llx Namelen: %-7lu "); |
490 | printf(format, |
491 | filename, |
492 | get_f_fsid(&statfsbuf), |
493 | statfsbuf.f_namelen); |
494 | |
495 | if (option_mask32 & OPT_TERSE) |
496 | printf("%lx ", (unsigned long) statfsbuf.f_type); |
497 | else |
498 | printf("Type: %s\n", human_fstype(statfsbuf.f_type)); |
499 | |
500 | # if !ENABLE_SELINUX |
501 | format = (option_mask32 & OPT_TERSE |
502 | ? "%lu %llu %llu %llu %llu %llu\n" |
503 | : "Block size: %-10lu\n" |
504 | "Blocks: Total: %-10llu Free: %-10llu Available: %llu\n" |
505 | "Inodes: Total: %-10llu Free: %llu\n"); |
506 | printf(format, |
507 | (unsigned long) statfsbuf.f_bsize, |
508 | (unsigned long long) statfsbuf.f_blocks, |
509 | (unsigned long long) statfsbuf.f_bfree, |
510 | (unsigned long long) statfsbuf.f_bavail, |
511 | (unsigned long long) statfsbuf.f_files, |
512 | (unsigned long long) statfsbuf.f_ffree); |
513 | # else |
514 | format = (option_mask32 & OPT_TERSE |
515 | ? (option_mask32 & OPT_SELINUX ? "%lu %llu %llu %llu %llu %llu %C\n" : "%lu %llu %llu %llu %llu %llu\n") |
516 | : (option_mask32 & OPT_SELINUX |
517 | ? "Block size: %-10lu\n" |
518 | "Blocks: Total: %-10llu Free: %-10llu Available: %llu\n" |
519 | "Inodes: Total: %-10llu Free: %llu" |
520 | "S_context: %C\n" |
521 | : "Block size: %-10lu\n" |
522 | "Blocks: Total: %-10llu Free: %-10llu Available: %llu\n" |
523 | "Inodes: Total: %-10llu Free: %llu\n" |
524 | ) |
525 | ); |
526 | printf(format, |
527 | (unsigned long) statfsbuf.f_bsize, |
528 | (unsigned long long) statfsbuf.f_blocks, |
529 | (unsigned long long) statfsbuf.f_bfree, |
530 | (unsigned long long) statfsbuf.f_bavail, |
531 | (unsigned long long) statfsbuf.f_files, |
532 | (unsigned long long) statfsbuf.f_ffree, |
533 | scontext); |
534 | |
535 | if (scontext) |
536 | freecon(scontext); |
537 | # endif |
538 | #endif /* FEATURE_STAT_FORMAT */ |
539 | return 1; |
540 | } |
541 | |
542 | /* stat the file and print what we find */ |
543 | #if !ENABLE_FEATURE_STAT_FORMAT |
544 | #define do_stat(filename, format) do_stat(filename) |
545 | #endif |
546 | static bool do_stat(const char *filename, const char *format) |
547 | { |
548 | struct stat statbuf; |
549 | #if ENABLE_SELINUX |
550 | security_context_t scontext = NULL; |
551 | |
552 | if (option_mask32 & OPT_SELINUX) { |
553 | if ((option_mask32 & OPT_DEREFERENCE |
554 | ? lgetfilecon(filename, &scontext) |
555 | : getfilecon(filename, &scontext) |
556 | ) < 0 |
557 | ) { |
558 | bb_simple_perror_msg(filename); |
559 | return 0; |
560 | } |
561 | } |
562 | #endif |
563 | if ((option_mask32 & OPT_DEREFERENCE ? stat : lstat) (filename, &statbuf) != 0) { |
564 | bb_perror_msg("can't stat '%s'", filename); |
565 | return 0; |
566 | } |
567 | |
568 | #if ENABLE_FEATURE_STAT_FORMAT |
569 | if (format == NULL) { |
570 | # if !ENABLE_SELINUX |
571 | if (option_mask32 & OPT_TERSE) { |
572 | format = "%n %s %b %f %u %g %D %i %h %t %T %X %Y %Z %o"; |
573 | } else { |
574 | if (S_ISBLK(statbuf.st_mode) || S_ISCHR(statbuf.st_mode)) { |
575 | format = |
576 | " File: %N\n" |
577 | " Size: %-10s\tBlocks: %-10b IO Block: %-6o %F\n" |
578 | "Device: %Dh/%dd\tInode: %-10i Links: %-5h" |
579 | " Device type: %t,%T\n" |
580 | "Access: (%04a/%10.10A) Uid: (%5u/%8U) Gid: (%5g/%8G)\n" |
581 | "Access: %x\n" "Modify: %y\n" "Change: %z\n"; |
582 | } else { |
583 | format = |
584 | " File: %N\n" |
585 | " Size: %-10s\tBlocks: %-10b IO Block: %-6o %F\n" |
586 | "Device: %Dh/%dd\tInode: %-10i Links: %h\n" |
587 | "Access: (%04a/%10.10A) Uid: (%5u/%8U) Gid: (%5g/%8G)\n" |
588 | "Access: %x\n" "Modify: %y\n" "Change: %z\n"; |
589 | } |
590 | } |
591 | # else |
592 | if (option_mask32 & OPT_TERSE) { |
593 | format = (option_mask32 & OPT_SELINUX ? |
594 | "%n %s %b %f %u %g %D %i %h %t %T %X %Y %Z %o %C\n" |
595 | : |
596 | "%n %s %b %f %u %g %D %i %h %t %T %X %Y %Z %o\n" |
597 | ); |
598 | } else { |
599 | if (S_ISBLK(statbuf.st_mode) || S_ISCHR(statbuf.st_mode)) { |
600 | format = (option_mask32 & OPT_SELINUX ? |
601 | " File: %N\n" |
602 | " Size: %-10s\tBlocks: %-10b IO Block: %-6o %F\n" |
603 | "Device: %Dh/%dd\tInode: %-10i Links: %-5h" |
604 | " Device type: %t,%T\n" |
605 | "Access: (%04a/%10.10A) Uid: (%5u/%8U) Gid: (%5g/%8G)\n" |
606 | " S_Context: %C\n" |
607 | "Access: %x\n" "Modify: %y\n" "Change: %z\n" |
608 | : |
609 | " File: %N\n" |
610 | " Size: %-10s\tBlocks: %-10b IO Block: %-6o %F\n" |
611 | "Device: %Dh/%dd\tInode: %-10i Links: %-5h" |
612 | " Device type: %t,%T\n" |
613 | "Access: (%04a/%10.10A) Uid: (%5u/%8U) Gid: (%5g/%8G)\n" |
614 | "Access: %x\n" "Modify: %y\n" "Change: %z\n" |
615 | ); |
616 | } else { |
617 | format = (option_mask32 & OPT_SELINUX ? |
618 | " File: %N\n" |
619 | " Size: %-10s\tBlocks: %-10b IO Block: %-6o %F\n" |
620 | "Device: %Dh/%dd\tInode: %-10i Links: %h\n" |
621 | "Access: (%04a/%10.10A) Uid: (%5u/%8U) Gid: (%5g/%8G)\n" |
622 | "S_Context: %C\n" |
623 | "Access: %x\n" "Modify: %y\n" "Change: %z\n" |
624 | : |
625 | " File: %N\n" |
626 | " Size: %-10s\tBlocks: %-10b IO Block: %-6o %F\n" |
627 | "Device: %Dh/%dd\tInode: %-10i Links: %h\n" |
628 | "Access: (%04a/%10.10A) Uid: (%5u/%8U) Gid: (%5g/%8G)\n" |
629 | "Access: %x\n" "Modify: %y\n" "Change: %z\n" |
630 | ); |
631 | } |
632 | } |
633 | # endif |
634 | } |
635 | print_it(format, filename, print_stat, &statbuf IF_SELINUX(, scontext)); |
636 | #else /* FEATURE_STAT_FORMAT */ |
637 | if (option_mask32 & OPT_TERSE) { |
638 | printf("%s %llu %llu %lx %lu %lu %llx %llu %lu %lx %lx %lu %lu %lu %lu" |
639 | IF_NOT_SELINUX("\n"), |
640 | filename, |
641 | (unsigned long long) statbuf.st_size, |
642 | (unsigned long long) statbuf.st_blocks, |
643 | (unsigned long) statbuf.st_mode, |
644 | (unsigned long) statbuf.st_uid, |
645 | (unsigned long) statbuf.st_gid, |
646 | (unsigned long long) statbuf.st_dev, |
647 | (unsigned long long) statbuf.st_ino, |
648 | (unsigned long) statbuf.st_nlink, |
649 | (unsigned long) major(statbuf.st_rdev), |
650 | (unsigned long) minor(statbuf.st_rdev), |
651 | (unsigned long) statbuf.st_atime, |
652 | (unsigned long) statbuf.st_mtime, |
653 | (unsigned long) statbuf.st_ctime, |
654 | (unsigned long) statbuf.st_blksize |
655 | ); |
656 | # if ENABLE_SELINUX |
657 | if (option_mask32 & OPT_SELINUX) |
658 | printf(" %s\n", scontext); |
659 | else |
660 | bb_putchar('\n'); |
661 | # endif |
662 | } else { |
663 | char *linkname = NULL; |
664 | struct passwd *pw_ent; |
665 | struct group *gw_ent; |
666 | |
667 | gw_ent = getgrgid(statbuf.st_gid); |
668 | pw_ent = getpwuid(statbuf.st_uid); |
669 | |
670 | if (S_ISLNK(statbuf.st_mode)) |
671 | linkname = xmalloc_readlink_or_warn(filename); |
672 | if (linkname) { |
673 | printf(" File: '%s' -> '%s'\n", filename, linkname); |
674 | free(linkname); |
675 | } else { |
676 | printf(" File: '%s'\n", filename); |
677 | } |
678 | |
679 | printf(" Size: %-10llu\tBlocks: %-10llu IO Block: %-6lu %s\n" |
680 | "Device: %llxh/%llud\tInode: %-10llu Links: %-5lu", |
681 | (unsigned long long) statbuf.st_size, |
682 | (unsigned long long) statbuf.st_blocks, |
683 | (unsigned long) statbuf.st_blksize, |
684 | file_type(&statbuf), |
685 | (unsigned long long) statbuf.st_dev, |
686 | (unsigned long long) statbuf.st_dev, |
687 | (unsigned long long) statbuf.st_ino, |
688 | (unsigned long) statbuf.st_nlink); |
689 | if (S_ISBLK(statbuf.st_mode) || S_ISCHR(statbuf.st_mode)) |
690 | printf(" Device type: %lx,%lx\n", |
691 | (unsigned long) major(statbuf.st_rdev), |
692 | (unsigned long) minor(statbuf.st_rdev)); |
693 | else |
694 | bb_putchar('\n'); |
695 | printf("Access: (%04lo/%10.10s) Uid: (%5lu/%8s) Gid: (%5lu/%8s)\n", |
696 | (unsigned long) (statbuf.st_mode & (S_ISUID|S_ISGID|S_ISVTX|S_IRWXU|S_IRWXG|S_IRWXO)), |
697 | bb_mode_string(statbuf.st_mode), |
698 | (unsigned long) statbuf.st_uid, |
699 | (pw_ent != NULL) ? pw_ent->pw_name : "UNKNOWN", |
700 | (unsigned long) statbuf.st_gid, |
701 | (gw_ent != NULL) ? gw_ent->gr_name : "UNKNOWN"); |
702 | # if ENABLE_SELINUX |
703 | if (option_mask32 & OPT_SELINUX) |
704 | printf(" S_Context: %s\n", scontext); |
705 | # endif |
706 | printf("Access: %s\n", human_time(statbuf.st_atime)); |
707 | printf("Modify: %s\n", human_time(statbuf.st_mtime)); |
708 | printf("Change: %s\n", human_time(statbuf.st_ctime)); |
709 | } |
710 | #endif /* FEATURE_STAT_FORMAT */ |
711 | return 1; |
712 | } |
713 | |
714 | int stat_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
715 | int stat_main(int argc UNUSED_PARAM, char **argv) |
716 | { |
717 | IF_FEATURE_STAT_FORMAT(char *format = NULL;) |
718 | int i; |
719 | int ok; |
720 | unsigned opts; |
721 | statfunc_ptr statfunc = do_stat; |
722 | |
723 | opt_complementary = "-1"; /* min one arg */ |
724 | opts = getopt32(argv, "ftL" |
725 | IF_SELINUX("Z") |
726 | IF_FEATURE_STAT_FORMAT("c:", &format) |
727 | ); |
728 | if (opts & OPT_FILESYS) /* -f */ |
729 | statfunc = do_statfs; |
730 | #if ENABLE_SELINUX |
731 | if (opts & OPT_SELINUX) { |
732 | selinux_or_die(); |
733 | } |
734 | #endif |
735 | ok = 1; |
736 | argv += optind; |
737 | for (i = 0; argv[i]; ++i) |
738 | ok &= statfunc(argv[i] IF_FEATURE_STAT_FORMAT(, format)); |
739 | |
740 | return (ok ? EXIT_SUCCESS : EXIT_FAILURE); |
741 | } |
742 |