Commit | Line | Data |
---|---|---|
dbda5fbf | 1 | /* |
c627d613 AT |
2 | Copyright (C) Andrew Tridgell 1996 |
3 | Copyright (C) Paul Mackerras 1996 | |
736a6a29 | 4 | Copyright (C) 2001, 2002 by Martin Pool <mbp@samba.org> |
dbda5fbf | 5 | |
c627d613 AT |
6 | This program is free software; you can redistribute it and/or modify |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2 of the License, or | |
9 | (at your option) any later version. | |
dbda5fbf | 10 | |
c627d613 AT |
11 | This program is distributed in the hope that it will be useful, |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
dbda5fbf | 15 | |
c627d613 AT |
16 | You should have received a copy of the GNU General Public License |
17 | along with this program; if not, write to the Free Software | |
18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
19 | */ | |
20 | ||
736a6a29 MP |
21 | /** @file flist.c |
22 | * Generate and receive file lists | |
23 | * | |
24 | * @todo Get rid of the string_area optimization. Efficiently | |
25 | * allocating blocks is the responsibility of the system's malloc | |
26 | * library, not of rsync. | |
27 | * | |
172875cf MP |
28 | * @sa http://lists.samba.org/pipermail/rsync/2000-June/002351.html |
29 | * | |
736a6a29 | 30 | **/ |
c627d613 AT |
31 | |
32 | #include "rsync.h" | |
33 | ||
a800434a AT |
34 | extern struct stats stats; |
35 | ||
c627d613 | 36 | extern int verbose; |
1bbd10fe | 37 | extern int do_progress; |
c627d613 AT |
38 | extern int am_server; |
39 | extern int always_checksum; | |
c627d613 AT |
40 | |
41 | extern int cvs_exclude; | |
42 | ||
a06d19e3 | 43 | extern int recurse; |
24d0fcde WD |
44 | extern char *files_from; |
45 | extern int filesfrom_fd; | |
a06d19e3 | 46 | |
c627d613 AT |
47 | extern int one_file_system; |
48 | extern int make_backups; | |
49 | extern int preserve_links; | |
dc5ddbcc | 50 | extern int preserve_hard_links; |
c627d613 AT |
51 | extern int preserve_perms; |
52 | extern int preserve_devices; | |
53 | extern int preserve_uid; | |
54 | extern int preserve_gid; | |
55 | extern int preserve_times; | |
6574b4f7 | 56 | extern int relative_paths; |
24d0fcde | 57 | extern int implied_dirs; |
82306bf6 | 58 | extern int copy_links; |
b5313607 | 59 | extern int copy_unsafe_links; |
d04e9c51 | 60 | extern int protocol_version; |
cb13abfe | 61 | extern int sanitize_paths; |
c627d613 | 62 | |
6902ed17 MP |
63 | extern int read_batch; |
64 | extern int write_batch; | |
65 | ||
429f9828 WD |
66 | extern struct exclude_struct **exclude_list; |
67 | extern struct exclude_struct **server_exclude_list; | |
68 | extern struct exclude_struct **local_exclude_list; | |
c627d613 | 69 | |
06c28400 WD |
70 | int io_error; |
71 | ||
3d382777 | 72 | static struct file_struct null_file; |
fea4db62 | 73 | static char empty_sum[MD4_SUM_LENGTH]; |
3d382777 | 74 | |
827c37f6 | 75 | static void clean_flist(struct file_list *flist, int strip_root, int no_dups); |
0199b05f | 76 | |
58225000 | 77 | |
1bbd10fe | 78 | static int show_filelist_p(void) |
58225000 | 79 | { |
24d0fcde | 80 | return verbose && (recurse || files_from) && !am_server; |
1bbd10fe | 81 | } |
ebed4c3a | 82 | |
1bbd10fe DD |
83 | static void start_filelist_progress(char *kind) |
84 | { | |
85 | rprintf(FINFO, "%s ... ", kind); | |
86 | if ((verbose > 1) || do_progress) | |
87 | rprintf(FINFO, "\n"); | |
88 | rflush(FINFO); | |
58225000 MP |
89 | } |
90 | ||
db719fb0 | 91 | |
d27cbec5 | 92 | static void emit_filelist_progress(const struct file_list *flist) |
db719fb0 | 93 | { |
d27cbec5 | 94 | rprintf(FINFO, " %d files...\r", flist->count); |
db719fb0 MP |
95 | } |
96 | ||
97 | ||
d27cbec5 | 98 | static void maybe_emit_filelist_progress(const struct file_list *flist) |
58225000 | 99 | { |
d27cbec5 DD |
100 | if (do_progress && show_filelist_p() && ((flist->count % 100) == 0)) |
101 | emit_filelist_progress(flist); | |
58225000 MP |
102 | } |
103 | ||
104 | ||
1bbd10fe | 105 | static void finish_filelist_progress(const struct file_list *flist) |
58225000 | 106 | { |
1bbd10fe DD |
107 | if (do_progress) { |
108 | /* This overwrites the progress line */ | |
c7b562be MP |
109 | rprintf(FINFO, "%d file%sto consider\n", |
110 | flist->count, flist->count == 1 ? " " : "s "); | |
b7736c79 | 111 | } else |
1bbd10fe | 112 | rprintf(FINFO, "done\n"); |
58225000 MP |
113 | } |
114 | ||
86943126 MP |
115 | void show_flist_stats(void) |
116 | { | |
117 | /* Nothing yet */ | |
118 | } | |
119 | ||
120 | ||
5c66303a | 121 | static struct string_area *string_area_new(int size) |
3d382777 AT |
122 | { |
123 | struct string_area *a; | |
124 | ||
ebed4c3a MP |
125 | if (size <= 0) |
126 | size = ARENA_SIZE; | |
58cadc86 | 127 | a = new(struct string_area); |
ebed4c3a MP |
128 | if (!a) |
129 | out_of_memory("string_area_new"); | |
58cadc86 | 130 | a->current = a->base = new_array(char, size); |
ebed4c3a MP |
131 | if (!a->current) |
132 | out_of_memory("string_area_new buffer"); | |
3d382777 | 133 | a->end = a->base + size; |
5c66303a | 134 | a->next = NULL; |
3d382777 AT |
135 | |
136 | return a; | |
137 | } | |
138 | ||
5c66303a | 139 | static void string_area_free(struct string_area *a) |
3d382777 AT |
140 | { |
141 | struct string_area *next; | |
142 | ||
ebed4c3a | 143 | for (; a; a = next) { |
3d382777 AT |
144 | next = a->next; |
145 | free(a->base); | |
146 | } | |
147 | } | |
148 | ||
5c66303a | 149 | static char *string_area_malloc(struct string_area **ap, int size) |
3d382777 AT |
150 | { |
151 | char *p; | |
152 | struct string_area *a; | |
153 | ||
154 | /* does the request fit into the current space? */ | |
155 | a = *ap; | |
156 | if (a->current + size >= a->end) { | |
157 | /* no; get space, move new string_area to front of the list */ | |
158 | a = string_area_new(size > ARENA_SIZE ? size : ARENA_SIZE); | |
159 | a->next = *ap; | |
160 | *ap = a; | |
161 | } | |
162 | ||
163 | /* have space; do the "allocation." */ | |
164 | p = a->current; | |
165 | a->current += size; | |
166 | return p; | |
167 | } | |
168 | ||
5c66303a | 169 | static char *string_area_strdup(struct string_area **ap, const char *src) |
3d382777 | 170 | { |
ebed4c3a | 171 | char *dest = string_area_malloc(ap, strlen(src) + 1); |
3d382777 AT |
172 | return strcpy(dest, src); |
173 | } | |
f7632fc6 AT |
174 | |
175 | static void list_file_entry(struct file_struct *f) | |
176 | { | |
740819ef | 177 | char perms[11]; |
f7632fc6 | 178 | |
7212be92 DD |
179 | if (!f->basename) |
180 | /* this can happen if duplicate names were removed */ | |
181 | return; | |
182 | ||
740819ef MP |
183 | permstring(perms, f->mode); |
184 | ||
f7632fc6 | 185 | if (preserve_links && S_ISLNK(f->mode)) { |
ebed4c3a MP |
186 | rprintf(FINFO, "%s %11.0f %s %s -> %s\n", |
187 | perms, | |
188 | (double) f->length, timestring(f->modtime), | |
728d0922 | 189 | f_name(f), f->u.link); |
f7632fc6 | 190 | } else { |
ebed4c3a MP |
191 | rprintf(FINFO, "%s %11.0f %s %s\n", |
192 | perms, | |
193 | (double) f->length, timestring(f->modtime), | |
194 | f_name(f)); | |
f7632fc6 AT |
195 | } |
196 | } | |
197 | ||
198 | ||
bd9e9ecc MP |
199 | /** |
200 | * Stat either a symlink or its referent, depending on the settings of | |
201 | * copy_links, copy_unsafe_links, etc. | |
202 | * | |
4e5db0ad MP |
203 | * @retval -1 on error |
204 | * | |
205 | * @retval 0 for success | |
206 | * | |
207 | * @post If @p path is a symlink, then @p linkbuf (of size @c | |
bd9e9ecc | 208 | * MAXPATHLEN) contains the symlink target. |
4e5db0ad MP |
209 | * |
210 | * @post @p buffer contains information about the link or the | |
211 | * referrent as appropriate, if they exist. | |
bd9e9ecc | 212 | **/ |
b7736c79 | 213 | int readlink_stat(const char *path, STRUCT_STAT *buffer, char *linkbuf) |
b5313607 DD |
214 | { |
215 | #if SUPPORT_LINKS | |
b7736c79 | 216 | if (copy_links) |
6f2623fd | 217 | return do_stat(path, buffer); |
b7736c79 | 218 | if (do_lstat(path, buffer) == -1) |
b5313607 | 219 | return -1; |
6f2623fd | 220 | if (S_ISLNK(buffer->st_mode)) { |
b7736c79 | 221 | int l = readlink((char *) path, linkbuf, MAXPATHLEN - 1); |
dbda5fbf | 222 | if (l == -1) |
b5313607 | 223 | return -1; |
6f2623fd | 224 | linkbuf[l] = 0; |
fc638474 DD |
225 | if (copy_unsafe_links && unsafe_symlink(linkbuf, path)) { |
226 | if (verbose > 1) { | |
dbda5fbf | 227 | rprintf(FINFO,"copying unsafe symlink \"%s\" -> \"%s\"\n", |
fc638474 DD |
228 | path, linkbuf); |
229 | } | |
6f2623fd | 230 | return do_stat(path, buffer); |
b5313607 DD |
231 | } |
232 | } | |
233 | return 0; | |
234 | #else | |
6f2623fd | 235 | return do_stat(path, buffer); |
b5313607 DD |
236 | #endif |
237 | } | |
238 | ||
6f2623fd | 239 | int link_stat(const char *path, STRUCT_STAT * buffer) |
82306bf6 AT |
240 | { |
241 | #if SUPPORT_LINKS | |
b7736c79 | 242 | if (copy_links) |
6f2623fd | 243 | return do_stat(path, buffer); |
b7736c79 | 244 | return do_lstat(path, buffer); |
82306bf6 | 245 | #else |
6f2623fd | 246 | return do_stat(path, buffer); |
82306bf6 AT |
247 | #endif |
248 | } | |
249 | ||
c627d613 | 250 | /* |
429f9828 WD |
251 | * This function is used to check if a file should be included/excluded |
252 | * from the list of files based on its name and type etc. The value of | |
253 | * exclude_level is set to either SERVER_EXCLUDES or ALL_EXCLUDES. | |
c627d613 | 254 | */ |
429f9828 | 255 | static int check_exclude_file(char *fname, int is_dir, int exclude_level) |
c627d613 | 256 | { |
7d687932 | 257 | #if 0 /* This currently never happens, so avoid a useless compare. */ |
429f9828 WD |
258 | if (exclude_level == NO_EXCLUDES) |
259 | return 0; | |
260 | #endif | |
6931c138 | 261 | if (fname) { |
429f9828 | 262 | /* never exclude '.', even if somebody does --exclude '*' */ |
6931c138 WD |
263 | if (fname[0] == '.' && !fname[1]) |
264 | return 0; | |
265 | /* Handle the -R version of the '.' dir. */ | |
266 | if (fname[0] == '/') { | |
267 | int len = strlen(fname); | |
268 | if (fname[len-1] == '.' && fname[len-2] == '/') | |
269 | return 0; | |
270 | } | |
76e26e10 | 271 | } |
6931c138 WD |
272 | if (server_exclude_list |
273 | && check_exclude(server_exclude_list, fname, is_dir)) | |
429f9828 WD |
274 | return 1; |
275 | if (exclude_level != ALL_EXCLUDES) | |
276 | return 0; | |
277 | if (exclude_list && check_exclude(exclude_list, fname, is_dir)) | |
278 | return 1; | |
6931c138 WD |
279 | if (local_exclude_list |
280 | && check_exclude(local_exclude_list, fname, is_dir)) | |
76e26e10 | 281 | return 1; |
76e26e10 | 282 | return 0; |
c627d613 AT |
283 | } |
284 | ||
285 | /* used by the one_file_system code */ | |
286 | static dev_t filesystem_dev; | |
287 | ||
288 | static void set_filesystem(char *fname) | |
289 | { | |
ebed4c3a MP |
290 | STRUCT_STAT st; |
291 | if (link_stat(fname, &st) != 0) | |
292 | return; | |
293 | filesystem_dev = st.st_dev; | |
c627d613 AT |
294 | } |
295 | ||
296 | ||
b280a1f4 AT |
297 | static int to_wire_mode(mode_t mode) |
298 | { | |
b7736c79 | 299 | if (S_ISLNK(mode) && (_S_IFLNK != 0120000)) |
b280a1f4 | 300 | return (mode & ~(_S_IFMT)) | 0120000; |
ebed4c3a | 301 | return (int) mode; |
b280a1f4 AT |
302 | } |
303 | ||
304 | static mode_t from_wire_mode(int mode) | |
305 | { | |
b7736c79 | 306 | if ((mode & (_S_IFMT)) == 0120000 && (_S_IFLNK != 0120000)) |
efe3037c | 307 | return (mode & ~(_S_IFMT)) | _S_IFLNK; |
ebed4c3a | 308 | return (mode_t) mode; |
b280a1f4 AT |
309 | } |
310 | ||
311 | ||
ebed4c3a | 312 | static void send_directory(int f, struct file_list *flist, char *dir); |
c627d613 | 313 | |
3a6a366f | 314 | static char *flist_dir; |
c627d613 | 315 | |
3ec4dd97 | 316 | |
d9d6bc52 MP |
317 | /** |
318 | * Make sure @p flist is big enough to hold at least @p flist->count | |
319 | * entries. | |
320 | **/ | |
321 | static void flist_expand(struct file_list *flist) | |
322 | { | |
323 | if (flist->count >= flist->malloced) { | |
2e7d1994 | 324 | void *new_ptr; |
dbda5fbf | 325 | |
d9d6bc52 MP |
326 | if (flist->malloced < 1000) |
327 | flist->malloced += 1000; | |
328 | else | |
329 | flist->malloced *= 2; | |
2e7d1994 | 330 | |
58cadc86 WD |
331 | if (flist->files) { |
332 | new_ptr = realloc_array(flist->files, | |
333 | struct file_struct *, | |
334 | flist->malloced); | |
335 | } else { | |
336 | new_ptr = new_array(struct file_struct *, | |
337 | flist->malloced); | |
338 | } | |
2e7d1994 | 339 | |
1d5a1da9 | 340 | if (verbose >= 2) { |
1bbd10fe | 341 | rprintf(FINFO, "expand file_list to %.0f bytes, did%s move\n", |
58cadc86 WD |
342 | (double)sizeof(flist->files[0]) |
343 | * flist->malloced, | |
2e7d1994 MP |
344 | (new_ptr == flist->files) ? " not" : ""); |
345 | } | |
dbda5fbf | 346 | |
2e7d1994 MP |
347 | flist->files = (struct file_struct **) new_ptr; |
348 | ||
d9d6bc52 MP |
349 | if (!flist->files) |
350 | out_of_memory("flist_expand"); | |
351 | } | |
352 | } | |
353 | ||
7b1a0c19 | 354 | void send_file_entry(struct file_struct *file, int f, unsigned short base_flags) |
c627d613 | 355 | { |
1ef00d20 | 356 | unsigned short flags; |
5911fee5 WD |
357 | static time_t modtime; |
358 | static mode_t mode; | |
359 | static DEV64_T rdev; /* just high bytes in p28 onward */ | |
360 | static DEV64_T dev; | |
361 | static uid_t uid; | |
362 | static gid_t gid; | |
363 | static char lastname[MAXPATHLEN]; | |
b7736c79 | 364 | char *fname, fbuf[MAXPATHLEN]; |
ebed4c3a | 365 | int l1, l2; |
72914a60 | 366 | |
ebed4c3a MP |
367 | if (f == -1) |
368 | return; | |
72914a60 AT |
369 | |
370 | if (!file) { | |
ebed4c3a | 371 | write_byte(f, 0); |
5911fee5 WD |
372 | modtime = 0, mode = 0; |
373 | rdev = 0, dev = 0; | |
374 | uid = 0, gid = 0; | |
375 | *lastname = '\0'; | |
72914a60 AT |
376 | return; |
377 | } | |
378 | ||
eca2adb4 MP |
379 | io_write_phase = "send_file_entry"; |
380 | ||
b7736c79 | 381 | fname = f_name_to(file, fbuf, sizeof fbuf); |
72914a60 AT |
382 | |
383 | flags = base_flags; | |
384 | ||
30f337c9 | 385 | if (file->mode == mode) |
ebed4c3a | 386 | flags |= SAME_MODE; |
1ef00d20 | 387 | else |
30f337c9 | 388 | mode = file->mode; |
75bc8600 WD |
389 | if (preserve_devices) { |
390 | if (protocol_version < 28) { | |
728d0922 WD |
391 | if (IS_DEVICE(mode)) { |
392 | if (file->u.rdev == rdev) { | |
393 | /* Set both flags so that the test when | |
394 | * writing the data is simpler. */ | |
395 | flags |= SAME_RDEV_pre28|SAME_HIGH_RDEV; | |
396 | } else | |
397 | rdev = file->u.rdev; | |
398 | } else | |
399 | rdev = 0; | |
400 | } else if (IS_DEVICE(mode)) { | |
401 | if ((file->u.rdev & ~0xFF) == rdev) | |
75bc8600 | 402 | flags |= SAME_HIGH_RDEV; |
30f337c9 | 403 | else |
728d0922 | 404 | rdev = file->u.rdev & ~0xFF; |
75bc8600 WD |
405 | } |
406 | } | |
30f337c9 | 407 | if (file->uid == uid) |
ebed4c3a | 408 | flags |= SAME_UID; |
1ef00d20 | 409 | else |
30f337c9 WD |
410 | uid = file->uid; |
411 | if (file->gid == gid) | |
ebed4c3a | 412 | flags |= SAME_GID; |
1ef00d20 | 413 | else |
30f337c9 WD |
414 | gid = file->gid; |
415 | if (file->modtime == modtime) | |
ebed4c3a | 416 | flags |= SAME_TIME; |
1ef00d20 | 417 | else |
30f337c9 | 418 | modtime = file->modtime; |
c4b4df4f | 419 | if (file->flags & HAS_INODE_DATA) { |
30f337c9 | 420 | if (file->dev == dev) { |
c4b4df4f WD |
421 | if (protocol_version >= 28) |
422 | flags |= SAME_DEV; | |
728d0922 | 423 | } else |
30f337c9 | 424 | dev = file->dev; |
c4b4df4f WD |
425 | flags |= HAS_INODE_DATA; |
426 | } | |
ebed4c3a MP |
427 | |
428 | for (l1 = 0; | |
429 | lastname[l1] && (fname[l1] == lastname[l1]) && (l1 < 255); | |
dbda5fbf | 430 | l1++) {} |
72914a60 AT |
431 | l2 = strlen(fname) - l1; |
432 | ||
ebed4c3a MP |
433 | if (l1 > 0) |
434 | flags |= SAME_NAME; | |
435 | if (l2 > 255) | |
436 | flags |= LONG_NAME; | |
72914a60 | 437 | |
75bc8600 WD |
438 | /* We must make sure we don't send a zero flags byte or |
439 | * the other end will terminate the flist transfer. */ | |
30f337c9 | 440 | if (flags == 0 && !S_ISDIR(mode)) |
75bc8600 WD |
441 | flags |= FLAG_DELETE; /* NOTE: no meaning for non-dir */ |
442 | if (protocol_version >= 28) { | |
443 | if ((flags & 0xFF00) || flags == 0) { | |
444 | flags |= EXTENDED_FLAGS; | |
445 | write_byte(f, flags); | |
446 | write_byte(f, flags >> 8); | |
447 | } else | |
448 | write_byte(f, flags); | |
449 | } else { | |
450 | if (flags == 0) | |
451 | flags |= LONG_NAME; | |
452 | write_byte(f, flags); | |
453 | } | |
72914a60 | 454 | if (flags & SAME_NAME) |
ebed4c3a | 455 | write_byte(f, l1); |
72914a60 | 456 | if (flags & LONG_NAME) |
ebed4c3a | 457 | write_int(f, l2); |
72914a60 | 458 | else |
ebed4c3a MP |
459 | write_byte(f, l2); |
460 | write_buf(f, fname + l1, l2); | |
72914a60 | 461 | |
ebed4c3a | 462 | write_longint(f, file->length); |
72914a60 | 463 | if (!(flags & SAME_TIME)) |
30f337c9 | 464 | write_int(f, modtime); |
72914a60 | 465 | if (!(flags & SAME_MODE)) |
30f337c9 | 466 | write_int(f, to_wire_mode(mode)); |
72914a60 | 467 | if (preserve_uid && !(flags & SAME_UID)) { |
30f337c9 WD |
468 | add_uid(uid); |
469 | write_int(f, uid); | |
72914a60 AT |
470 | } |
471 | if (preserve_gid && !(flags & SAME_GID)) { | |
30f337c9 WD |
472 | add_gid(gid); |
473 | write_int(f, gid); | |
72914a60 | 474 | } |
30f337c9 | 475 | if (preserve_devices && IS_DEVICE(mode)) { |
0c429465 WD |
476 | /* If SAME_HIGH_RDEV is off, SAME_RDEV_pre28 is also off. |
477 | * Also, avoid using "rdev" because it may be incomplete. */ | |
75bc8600 | 478 | if (!(flags & SAME_HIGH_RDEV)) |
728d0922 | 479 | write_int(f, file->u.rdev); |
75bc8600 | 480 | else if (protocol_version >= 28) |
728d0922 | 481 | write_byte(f, file->u.rdev); |
75bc8600 | 482 | } |
c627d613 AT |
483 | |
484 | #if SUPPORT_LINKS | |
30f337c9 | 485 | if (preserve_links && S_ISLNK(mode)) { |
728d0922 WD |
486 | write_int(f, strlen(file->u.link)); |
487 | write_buf(f, file->u.link, strlen(file->u.link)); | |
72914a60 | 488 | } |
c627d613 AT |
489 | #endif |
490 | ||
dc5ddbcc | 491 | #if SUPPORT_HARD_LINKS |
c4b4df4f | 492 | if (flags & HAS_INODE_DATA) { |
d04e9c51 | 493 | if (protocol_version < 26) { |
736a6a29 | 494 | /* 32-bit dev_t and ino_t */ |
30f337c9 | 495 | write_int(f, dev); |
c4b4df4f | 496 | write_int(f, file->inode); |
736a6a29 MP |
497 | } else { |
498 | /* 64-bit dev_t and ino_t */ | |
c4b4df4f | 499 | if (!(flags & SAME_DEV)) |
30f337c9 | 500 | write_longint(f, dev); |
6abd193f | 501 | write_longint(f, file->inode); |
736a6a29 | 502 | } |
72914a60 | 503 | } |
dc5ddbcc AT |
504 | #endif |
505 | ||
728d0922 WD |
506 | if (always_checksum) { |
507 | char *sum; | |
508 | if (S_ISREG(mode)) | |
509 | sum = file->u.sum; | |
510 | else if (protocol_version < 28) { | |
511 | /* Prior to 28, we sent a useless set of nulls. */ | |
512 | sum = empty_sum; | |
513 | } else | |
514 | sum = NULL; | |
515 | if (sum) { | |
516 | write_buf(f, sum, protocol_version < 21? 2 | |
517 | : MD4_SUM_LENGTH); | |
518 | } | |
ebed4c3a | 519 | } |
182dca5c | 520 | |
ebed4c3a MP |
521 | strlcpy(lastname, fname, MAXPATHLEN); |
522 | lastname[MAXPATHLEN - 1] = 0; | |
eca2adb4 MP |
523 | |
524 | io_write_phase = "unknown"; | |
182dca5c AT |
525 | } |
526 | ||
527 | ||
528 | ||
7b1a0c19 | 529 | void receive_file_entry(struct file_struct **fptr, unsigned short flags, int f) |
182dca5c | 530 | { |
5911fee5 WD |
531 | static time_t modtime; |
532 | static mode_t mode; | |
533 | static DEV64_T rdev; /* just high bytes in p28 onward */ | |
534 | static DEV64_T dev; | |
535 | static uid_t uid; | |
536 | static gid_t gid; | |
537 | static char lastname[MAXPATHLEN]; | |
72914a60 | 538 | char thisname[MAXPATHLEN]; |
ebed4c3a | 539 | unsigned int l1 = 0, l2 = 0; |
72914a60 AT |
540 | char *p; |
541 | struct file_struct *file; | |
542 | ||
5911fee5 WD |
543 | if (!fptr) { |
544 | modtime = 0, mode = 0; | |
545 | rdev = 0, dev = 0; | |
546 | uid = 0, gid = 0; | |
547 | *lastname = '\0'; | |
548 | return; | |
549 | } | |
550 | ||
72914a60 AT |
551 | if (flags & SAME_NAME) |
552 | l1 = read_byte(f); | |
ebed4c3a | 553 | |
72914a60 AT |
554 | if (flags & LONG_NAME) |
555 | l2 = read_int(f); | |
556 | else | |
557 | l2 = read_byte(f); | |
558 | ||
58cadc86 | 559 | file = new(struct file_struct); |
ebed4c3a MP |
560 | if (!file) |
561 | out_of_memory("receive_file_entry"); | |
562 | memset((char *) file, 0, sizeof(*file)); | |
72914a60 AT |
563 | (*fptr) = file; |
564 | ||
ebed4c3a MP |
565 | if (l2 >= MAXPATHLEN - l1) { |
566 | rprintf(FERROR, | |
567 | "overflow: flags=0x%x l1=%d l2=%d lastname=%s\n", | |
d0fd26aa AT |
568 | flags, l1, l2, lastname); |
569 | overflow("receive_file_entry"); | |
570 | } | |
72914a60 | 571 | |
ebed4c3a MP |
572 | strlcpy(thisname, lastname, l1 + 1); |
573 | read_sbuf(f, &thisname[l1], l2); | |
574 | thisname[l1 + l2] = 0; | |
72914a60 | 575 | |
ebed4c3a MP |
576 | strlcpy(lastname, thisname, MAXPATHLEN); |
577 | lastname[MAXPATHLEN - 1] = 0; | |
72914a60 AT |
578 | |
579 | clean_fname(thisname); | |
580 | ||
cb13abfe DD |
581 | if (sanitize_paths) { |
582 | sanitize_path(thisname, NULL); | |
583 | } | |
584 | ||
ebed4c3a | 585 | if ((p = strrchr(thisname, '/'))) { |
72914a60 AT |
586 | static char *lastdir; |
587 | *p = 0; | |
b7736c79 | 588 | if (lastdir && strcmp(thisname, lastdir) == 0) |
72914a60 | 589 | file->dirname = lastdir; |
b7736c79 | 590 | else { |
72914a60 AT |
591 | file->dirname = strdup(thisname); |
592 | lastdir = file->dirname; | |
593 | } | |
ebed4c3a | 594 | file->basename = strdup(p + 1); |
72914a60 AT |
595 | } else { |
596 | file->dirname = NULL; | |
597 | file->basename = strdup(thisname); | |
598 | } | |
599 | ||
ebed4c3a MP |
600 | if (!file->basename) |
601 | out_of_memory("receive_file_entry 1"); | |
72914a60 | 602 | |
72914a60 AT |
603 | file->flags = flags; |
604 | file->length = read_longint(f); | |
1ef00d20 | 605 | if (!(flags & SAME_TIME)) |
30f337c9 WD |
606 | modtime = (time_t)read_int(f); |
607 | file->modtime = modtime; | |
1ef00d20 | 608 | if (!(flags & SAME_MODE)) |
30f337c9 WD |
609 | mode = from_wire_mode(read_int(f)); |
610 | file->mode = mode; | |
1ef00d20 WD |
611 | |
612 | if (preserve_uid) { | |
613 | if (!(flags & SAME_UID)) | |
30f337c9 WD |
614 | uid = (uid_t)read_int(f); |
615 | file->uid = uid; | |
1ef00d20 WD |
616 | } |
617 | if (preserve_gid) { | |
618 | if (!(flags & SAME_GID)) | |
30f337c9 WD |
619 | gid = (gid_t)read_int(f); |
620 | file->gid = gid; | |
1ef00d20 WD |
621 | } |
622 | if (preserve_devices) { | |
75bc8600 | 623 | if (protocol_version < 28) { |
30f337c9 WD |
624 | if (IS_DEVICE(mode)) { |
625 | if (!(flags & SAME_RDEV_pre28)) | |
626 | rdev = (DEV64_T)read_int(f); | |
728d0922 | 627 | file->u.rdev = rdev; |
75bc8600 | 628 | } else |
30f337c9 WD |
629 | rdev = 0; |
630 | } else if (IS_DEVICE(mode)) { | |
631 | if (!(flags & SAME_HIGH_RDEV)) { | |
728d0922 WD |
632 | file->u.rdev = (DEV64_T)read_int(f); |
633 | rdev = file->u.rdev & ~0xFF; | |
30f337c9 | 634 | } else |
728d0922 | 635 | file->u.rdev = rdev | (DEV64_T)read_byte(f); |
1ef00d20 | 636 | } |
b7736c79 | 637 | } |
72914a60 | 638 | |
30f337c9 | 639 | if (preserve_links && S_ISLNK(mode)) { |
72914a60 | 640 | int l = read_int(f); |
9dd891bb | 641 | if (l < 0) { |
ebed4c3a | 642 | rprintf(FERROR, "overflow: l=%d\n", l); |
9dd891bb MP |
643 | overflow("receive_file_entry"); |
644 | } | |
728d0922 | 645 | if (!(file->u.link = new_array(char, l + 1))) |
ebed4c3a | 646 | out_of_memory("receive_file_entry 2"); |
728d0922 | 647 | read_sbuf(f, file->u.link, l); |
b7736c79 | 648 | if (sanitize_paths) |
728d0922 | 649 | sanitize_path(file->u.link, file->dirname); |
72914a60 | 650 | } |
dc5ddbcc | 651 | #if SUPPORT_HARD_LINKS |
c4b4df4f | 652 | if (preserve_hard_links && protocol_version < 28 |
30f337c9 | 653 | && S_ISREG(mode)) |
c4b4df4f WD |
654 | file->flags |= HAS_INODE_DATA; |
655 | if (file->flags & HAS_INODE_DATA) { | |
d04e9c51 | 656 | if (protocol_version < 26) { |
30f337c9 | 657 | dev = read_int(f); |
736a6a29 MP |
658 | file->inode = read_int(f); |
659 | } else { | |
c4b4df4f | 660 | if (!(flags & SAME_DEV)) |
30f337c9 | 661 | dev = read_longint(f); |
736a6a29 MP |
662 | file->inode = read_longint(f); |
663 | } | |
30f337c9 | 664 | file->dev = dev; |
72914a60 | 665 | } |
dc5ddbcc | 666 | #endif |
ebed4c3a | 667 | |
72914a60 | 668 | if (always_checksum) { |
7c4f063b | 669 | char *sum; |
fea4db62 | 670 | if (S_ISREG(mode)) { |
728d0922 | 671 | sum = file->u.sum = new_array(char, MD4_SUM_LENGTH); |
fea4db62 WD |
672 | if (!sum) |
673 | out_of_memory("md4 sum"); | |
674 | } else if (protocol_version < 28) { | |
675 | /* Prior to 28, we get a useless set of nulls. */ | |
7c4f063b | 676 | sum = empty_sum; |
fea4db62 WD |
677 | } else |
678 | sum = NULL; | |
679 | if (sum) { | |
680 | read_buf(f, sum, protocol_version < 21? 2 | |
681 | : MD4_SUM_LENGTH); | |
682 | } | |
72914a60 | 683 | } |
ebed4c3a | 684 | |
72914a60 AT |
685 | if (!preserve_perms) { |
686 | extern int orig_umask; | |
687 | /* set an appropriate set of permissions based on original | |
fea4db62 | 688 | * permissions and umask. This emulates what GNU cp does */ |
72914a60 AT |
689 | file->mode &= ~orig_umask; |
690 | } | |
c627d613 AT |
691 | } |
692 | ||
693 | ||
0c5f37d9 AT |
694 | /* determine if a file in a different filesstem should be skipped |
695 | when one_file_system is set. We bascally only want to include | |
696 | the mount points - but they can be hard to find! */ | |
ebed4c3a | 697 | static int skip_filesystem(char *fname, STRUCT_STAT * st) |
0c5f37d9 | 698 | { |
bcacc18b | 699 | STRUCT_STAT st2; |
0c5f37d9 AT |
700 | char *p = strrchr(fname, '/'); |
701 | ||
702 | /* skip all but directories */ | |
ebed4c3a MP |
703 | if (!S_ISDIR(st->st_mode)) |
704 | return 1; | |
0c5f37d9 AT |
705 | |
706 | /* if its not a subdirectory then allow */ | |
ebed4c3a MP |
707 | if (!p) |
708 | return 0; | |
0c5f37d9 AT |
709 | |
710 | *p = 0; | |
711 | if (link_stat(fname, &st2)) { | |
712 | *p = '/'; | |
713 | return 0; | |
714 | } | |
715 | *p = '/'; | |
ebed4c3a | 716 | |
0c5f37d9 AT |
717 | return (st2.st_dev != filesystem_dev); |
718 | } | |
4fe159a8 | 719 | |
3d382777 | 720 | #define STRDUP(ap, p) (ap ? string_area_strdup(ap, p) : strdup(p)) |
87a819ed MP |
721 | /* IRIX cc cares that the operands to the ternary have the same type. */ |
722 | #define MALLOC(ap, i) (ap ? (void*) string_area_malloc(ap, i) : malloc(i)) | |
3d382777 | 723 | |
db719fb0 MP |
724 | /** |
725 | * Create a file_struct for a named file by reading its stat() | |
726 | * information and performing extensive checks against global | |
727 | * options. | |
728 | * | |
729 | * @return the new file, or NULL if there was an error or this file | |
730 | * should be excluded. | |
731 | * | |
732 | * @todo There is a small optimization opportunity here to avoid | |
733 | * stat()ing the file in some circumstances, which has a certain cost. | |
734 | * We are called immediately after doing readdir(), and so we may | |
735 | * already know the d_type of the file. We could for example avoid | |
736 | * statting directories if we're not recursing, but this is not a very | |
737 | * important case. Some systems may not have d_type. | |
738 | **/ | |
429f9828 WD |
739 | struct file_struct *make_file(char *fname, struct string_area **ap, |
740 | int exclude_level) | |
c627d613 | 741 | { |
3ec4dd97 | 742 | struct file_struct *file; |
bcacc18b | 743 | STRUCT_STAT st; |
3ec4dd97 AT |
744 | char sum[SUM_LENGTH]; |
745 | char *p; | |
746 | char cleaned_name[MAXPATHLEN]; | |
b5313607 | 747 | char linkbuf[MAXPATHLEN]; |
ac1a0994 | 748 | extern int module_id; |
3ec4dd97 | 749 | |
37f9805d | 750 | strlcpy(cleaned_name, fname, MAXPATHLEN); |
ebed4c3a | 751 | cleaned_name[MAXPATHLEN - 1] = 0; |
3ec4dd97 | 752 | clean_fname(cleaned_name); |
b7736c79 | 753 | if (sanitize_paths) |
cb13abfe | 754 | sanitize_path(cleaned_name, NULL); |
3ec4dd97 AT |
755 | fname = cleaned_name; |
756 | ||
ebed4c3a | 757 | memset(sum, 0, SUM_LENGTH); |
3ec4dd97 | 758 | |
ebed4c3a | 759 | if (readlink_stat(fname, &st, linkbuf) != 0) { |
76e26e10 | 760 | int save_errno = errno; |
429f9828 | 761 | if (errno == ENOENT && exclude_level != NO_EXCLUDES) { |
dbda5fbf | 762 | /* either symlink pointing nowhere or file that |
1b85e3f1 DD |
763 | * was removed during rsync run; see if excluded |
764 | * before reporting an error */ | |
429f9828 | 765 | if (check_exclude_file(fname, 0, exclude_level)) { |
76e26e10 DD |
766 | /* file is excluded anyway, ignore silently */ |
767 | return NULL; | |
768 | } | |
769 | } | |
06c28400 | 770 | io_error |= IOERR_GENERAL; |
ea42541f WD |
771 | rprintf(FERROR, "readlink %s failed: %s\n", |
772 | full_fname(fname), strerror(save_errno)); | |
3ec4dd97 AT |
773 | return NULL; |
774 | } | |
c627d613 | 775 | |
429f9828 WD |
776 | /* backup.c calls us with exclude_level set to NO_EXCLUDES. */ |
777 | if (exclude_level == NO_EXCLUDES) | |
ebed4c3a | 778 | goto skip_excludes; |
ac1a0994 | 779 | |
24d0fcde | 780 | if (S_ISDIR(st.st_mode) && !recurse && !files_from) { |
ebed4c3a | 781 | rprintf(FINFO, "skipping directory %s\n", fname); |
3ec4dd97 AT |
782 | return NULL; |
783 | } | |
ebed4c3a | 784 | |
0c5f37d9 AT |
785 | if (one_file_system && st.st_dev != filesystem_dev) { |
786 | if (skip_filesystem(fname, &st)) | |
787 | return NULL; | |
788 | } | |
ebed4c3a | 789 | |
429f9828 | 790 | if (check_exclude_file(fname, S_ISDIR(st.st_mode) != 0, exclude_level)) |
76e26e10 DD |
791 | return NULL; |
792 | ||
ebed4c3a | 793 | if (lp_ignore_nonreadable(module_id) && access(fname, R_OK) != 0) |
ac1a0994 AT |
794 | return NULL; |
795 | ||
ebed4c3a | 796 | skip_excludes: |
ac1a0994 | 797 | |
3ec4dd97 | 798 | if (verbose > 2) |
429f9828 | 799 | rprintf(FINFO, "make_file(%s,*,%d)\n", fname, exclude_level); |
ebed4c3a | 800 | |
58cadc86 | 801 | file = new(struct file_struct); |
ebed4c3a MP |
802 | if (!file) |
803 | out_of_memory("make_file"); | |
804 | memset((char *) file, 0, sizeof(*file)); | |
3ec4dd97 | 805 | |
ebed4c3a | 806 | if ((p = strrchr(fname, '/'))) { |
3ec4dd97 AT |
807 | static char *lastdir; |
808 | *p = 0; | |
b7736c79 | 809 | if (lastdir && strcmp(fname, lastdir) == 0) |
3ec4dd97 | 810 | file->dirname = lastdir; |
b7736c79 | 811 | else { |
a20aa42a | 812 | file->dirname = strdup(fname); |
3ec4dd97 AT |
813 | lastdir = file->dirname; |
814 | } | |
ebed4c3a | 815 | file->basename = STRDUP(ap, p + 1); |
3ec4dd97 AT |
816 | *p = '/'; |
817 | } else { | |
818 | file->dirname = NULL; | |
3d382777 | 819 | file->basename = STRDUP(ap, fname); |
3ec4dd97 | 820 | } |
c627d613 | 821 | |
3ec4dd97 AT |
822 | file->modtime = st.st_mtime; |
823 | file->length = st.st_size; | |
824 | file->mode = st.st_mode; | |
825 | file->uid = st.st_uid; | |
826 | file->gid = st.st_gid; | |
c4b4df4f WD |
827 | if (preserve_hard_links) { |
828 | if (protocol_version < 28? S_ISREG(st.st_mode) | |
829 | : !S_ISDIR(st.st_mode) && st.st_nlink > 1) { | |
830 | file->dev = st.st_dev; | |
831 | file->inode = st.st_ino; | |
832 | file->flags |= HAS_INODE_DATA; | |
833 | } | |
834 | } | |
5f78da20 | 835 | #ifdef HAVE_STRUCT_STAT_ST_RDEV |
728d0922 WD |
836 | if (IS_DEVICE(st.st_mode)) |
837 | file->u.rdev = st.st_rdev; | |
c627d613 AT |
838 | #endif |
839 | ||
840 | #if SUPPORT_LINKS | |
b7736c79 | 841 | if (S_ISLNK(st.st_mode)) |
728d0922 | 842 | file->u.link = STRDUP(ap, linkbuf); |
c627d613 AT |
843 | #endif |
844 | ||
fea4db62 | 845 | if (always_checksum && S_ISREG(st.st_mode)) { |
728d0922 | 846 | if (!(file->u.sum = (char*)MALLOC(ap, MD4_SUM_LENGTH))) |
ebed4c3a | 847 | out_of_memory("md4 sum"); |
728d0922 | 848 | file_checksum(fname, file->u.sum, st.st_size); |
ebed4c3a | 849 | } |
c627d613 | 850 | |
3ec4dd97 AT |
851 | if (flist_dir) { |
852 | static char *lastdir; | |
b7736c79 | 853 | if (lastdir && strcmp(lastdir, flist_dir) == 0) |
3ec4dd97 | 854 | file->basedir = lastdir; |
b7736c79 | 855 | else { |
a20aa42a | 856 | file->basedir = strdup(flist_dir); |
3ec4dd97 AT |
857 | lastdir = file->basedir; |
858 | } | |
b7736c79 | 859 | } else |
3ec4dd97 | 860 | file->basedir = NULL; |
c627d613 | 861 | |
3ec4dd97 | 862 | if (!S_ISDIR(st.st_mode)) |
a800434a | 863 | stats.total_size += st.st_size; |
c627d613 | 864 | |
3ec4dd97 | 865 | return file; |
c627d613 AT |
866 | } |
867 | ||
868 | ||
ebed4c3a | 869 | void send_file_name(int f, struct file_list *flist, char *fname, |
1ef00d20 | 870 | int recursive, unsigned short base_flags) |
c627d613 | 871 | { |
ebed4c3a | 872 | struct file_struct *file; |
b7736c79 | 873 | char fbuf[MAXPATHLEN]; |
429f9828 | 874 | extern int delete_excluded; |
ebed4c3a | 875 | |
429f9828 WD |
876 | /* f is set to -1 when calculating deletion file list */ |
877 | file = make_file(fname, &flist->string_area, | |
878 | f == -1 && delete_excluded? SERVER_EXCLUDES | |
879 | : ALL_EXCLUDES); | |
ebed4c3a MP |
880 | |
881 | if (!file) | |
882 | return; | |
883 | ||
db719fb0 | 884 | maybe_emit_filelist_progress(flist); |
ebed4c3a | 885 | |
d9d6bc52 | 886 | flist_expand(flist); |
ebed4c3a | 887 | |
64c3523a | 888 | if (write_batch) |
1ef00d20 | 889 | file->flags |= FLAG_DELETE; |
ebed4c3a | 890 | |
c120ff37 | 891 | if (file->basename[0]) { |
ebed4c3a MP |
892 | flist->files[flist->count++] = file; |
893 | send_file_entry(file, f, base_flags); | |
894 | } | |
895 | ||
896 | if (S_ISDIR(file->mode) && recursive) { | |
897 | struct exclude_struct **last_exclude_list = | |
898 | local_exclude_list; | |
b7736c79 | 899 | send_directory(f, flist, f_name_to(file, fbuf, sizeof fbuf)); |
ebed4c3a MP |
900 | local_exclude_list = last_exclude_list; |
901 | return; | |
902 | } | |
c627d613 AT |
903 | } |
904 | ||
905 | ||
ebed4c3a | 906 | static void send_directory(int f, struct file_list *flist, char *dir) |
c627d613 | 907 | { |
3ec4dd97 AT |
908 | DIR *d; |
909 | struct dirent *di; | |
910 | char fname[MAXPATHLEN]; | |
911 | int l; | |
912 | char *p; | |
913 | ||
914 | d = opendir(dir); | |
915 | if (!d) { | |
06c28400 | 916 | io_error |= IOERR_GENERAL; |
ea42541f WD |
917 | rprintf(FERROR, "opendir %s failed: %s\n", |
918 | full_fname(dir), strerror(errno)); | |
3ec4dd97 AT |
919 | return; |
920 | } | |
c627d613 | 921 | |
ebed4c3a | 922 | strlcpy(fname, dir, MAXPATHLEN); |
3ec4dd97 | 923 | l = strlen(fname); |
ebed4c3a MP |
924 | if (fname[l - 1] != '/') { |
925 | if (l == MAXPATHLEN - 1) { | |
06c28400 | 926 | io_error |= IOERR_GENERAL; |
ea42541f WD |
927 | rprintf(FERROR, "skipping long-named directory: %s\n", |
928 | full_fname(fname)); | |
3ec4dd97 AT |
929 | closedir(d); |
930 | return; | |
931 | } | |
ebed4c3a | 932 | strlcat(fname, "/", MAXPATHLEN); |
3ec4dd97 AT |
933 | l++; |
934 | } | |
935 | p = fname + strlen(fname); | |
c627d613 | 936 | |
3d913675 AT |
937 | local_exclude_list = NULL; |
938 | ||
3ec4dd97 | 939 | if (cvs_exclude) { |
ebed4c3a MP |
940 | if (strlen(fname) + strlen(".cvsignore") <= MAXPATHLEN - 1) { |
941 | strcpy(p, ".cvsignore"); | |
429f9828 | 942 | add_exclude_file(&exclude_list,fname,MISSING_OK,ADD_EXCLUDE); |
3ec4dd97 | 943 | } else { |
06c28400 | 944 | io_error |= IOERR_GENERAL; |
ebed4c3a MP |
945 | rprintf(FINFO, |
946 | "cannot cvs-exclude in long-named directory %s\n", | |
ea42541f | 947 | full_fname(fname)); |
3ec4dd97 | 948 | } |
ebed4c3a MP |
949 | } |
950 | ||
6a7cc46c | 951 | for (errno = 0, di = readdir(d); di; errno = 0, di = readdir(d)) { |
d6e6ecbd | 952 | char *dname = d_name(di); |
6a7cc46c S |
953 | if (dname[0] == '.' && (dname[1] == '\0' |
954 | || (dname[1] == '.' && dname[2] == '\0'))) | |
3ec4dd97 | 955 | continue; |
ebed4c3a MP |
956 | strlcpy(p, dname, MAXPATHLEN - l); |
957 | send_file_name(f, flist, fname, recurse, 0); | |
3ec4dd97 | 958 | } |
6a7cc46c | 959 | if (errno) { |
06c28400 | 960 | io_error |= IOERR_GENERAL; |
6a7cc46c S |
961 | rprintf(FERROR, "readdir(%s): (%d) %s\n", |
962 | dir, errno, strerror(errno)); | |
963 | } | |
c627d613 | 964 | |
429f9828 WD |
965 | if (local_exclude_list) |
966 | free_exclude_list(&local_exclude_list); /* Zeros pointer too */ | |
3d913675 | 967 | |
3ec4dd97 | 968 | closedir(d); |
c627d613 AT |
969 | } |
970 | ||
971 | ||
c4fea82f | 972 | /** |
429f9828 WD |
973 | * The delete_files() function in receiver.c sets f to -1 so that we just |
974 | * construct the file list in memory without sending it over the wire. It | |
975 | * also has the side-effect of ignoring user-excludes if delete_excluded | |
976 | * is set (so that the delete list includes user-excluded files). | |
c4fea82f | 977 | **/ |
ebed4c3a | 978 | struct file_list *send_file_list(int f, int argc, char *argv[]) |
c627d613 | 979 | { |
24d0fcde | 980 | int l; |
bcacc18b | 981 | STRUCT_STAT st; |
ebed4c3a MP |
982 | char *p, *dir, *olddir; |
983 | char lastpath[MAXPATHLEN] = ""; | |
649d65ed | 984 | struct file_list *flist; |
a800434a | 985 | int64 start_write; |
24d0fcde | 986 | int use_ff_fd = 0; |
649d65ed | 987 | |
1bbd10fe DD |
988 | if (show_filelist_p() && f != -1) |
989 | start_filelist_progress("building file list"); | |
c627d613 | 990 | |
a800434a AT |
991 | start_write = stats.total_written; |
992 | ||
3d382777 | 993 | flist = flist_new(); |
c627d613 | 994 | |
d6dead6b | 995 | if (f != -1) { |
76c21947 | 996 | io_start_buffering_out(f); |
24d0fcde WD |
997 | if (filesfrom_fd >= 0) { |
998 | if (argv[0] && !push_dir(argv[0], 0)) { | |
ea42541f WD |
999 | rprintf(FERROR, "push_dir %s failed: %s\n", |
1000 | full_fname(argv[0]), strerror(errno)); | |
24d0fcde WD |
1001 | exit_cleanup(RERR_FILESELECT); |
1002 | } | |
1003 | use_ff_fd = 1; | |
1004 | } | |
d6dead6b AT |
1005 | } |
1006 | ||
24d0fcde | 1007 | while (1) { |
fc638474 DD |
1008 | char fname2[MAXPATHLEN]; |
1009 | char *fname = fname2; | |
c627d613 | 1010 | |
24d0fcde WD |
1011 | if (use_ff_fd) { |
1012 | if (read_filesfrom_line(filesfrom_fd, fname) == 0) | |
1013 | break; | |
1014 | sanitize_path(fname, NULL); | |
1015 | } else { | |
1016 | if (argc-- == 0) | |
1017 | break; | |
1018 | strlcpy(fname, *argv++, MAXPATHLEN); | |
1019 | if (sanitize_paths) | |
1020 | sanitize_path(fname, NULL); | |
1021 | } | |
c627d613 | 1022 | |
649d65ed | 1023 | l = strlen(fname); |
6931c138 WD |
1024 | if (fname[l - 1] == '/') { |
1025 | if (l == 2 && fname[0] == '.') { | |
1026 | /* Turn "./" into just "." rather than "./." */ | |
1027 | fname[1] = '\0'; | |
53f821f1 | 1028 | } else { |
ebed4c3a | 1029 | strlcat(fname, ".", MAXPATHLEN); |
53f821f1 | 1030 | } |
649d65ed | 1031 | } |
c627d613 | 1032 | |
ebed4c3a | 1033 | if (link_stat(fname, &st) != 0) { |
f76933b1 | 1034 | if (f != -1) { |
06c28400 | 1035 | io_error |= IOERR_GENERAL; |
ea42541f WD |
1036 | rprintf(FERROR, "link_stat %s failed: %s\n", |
1037 | full_fname(fname), strerror(errno)); | |
f76933b1 | 1038 | } |
649d65ed AT |
1039 | continue; |
1040 | } | |
c627d613 | 1041 | |
24d0fcde | 1042 | if (S_ISDIR(st.st_mode) && !recurse && !files_from) { |
ebed4c3a | 1043 | rprintf(FINFO, "skipping directory %s\n", fname); |
649d65ed AT |
1044 | continue; |
1045 | } | |
c627d613 | 1046 | |
649d65ed | 1047 | dir = NULL; |
2bca43f6 | 1048 | olddir = NULL; |
649d65ed AT |
1049 | |
1050 | if (!relative_paths) { | |
ebed4c3a | 1051 | p = strrchr(fname, '/'); |
649d65ed AT |
1052 | if (p) { |
1053 | *p = 0; | |
ebed4c3a | 1054 | if (p == fname) |
649d65ed AT |
1055 | dir = "/"; |
1056 | else | |
ebed4c3a MP |
1057 | dir = fname; |
1058 | fname = p + 1; | |
649d65ed | 1059 | } |
24d0fcde | 1060 | } else if (f != -1 && implied_dirs && (p=strrchr(fname,'/')) && p != fname) { |
649d65ed AT |
1061 | /* this ensures we send the intermediate directories, |
1062 | thus getting their permissions right */ | |
2154309a | 1063 | char *lp = lastpath, *fn = fname, *slash = fname; |
649d65ed | 1064 | *p = 0; |
2154309a WD |
1065 | /* Skip any initial directories in our path that we |
1066 | * have in common with lastpath. */ | |
1067 | while (*fn && *lp == *fn) { | |
1068 | if (*fn == '/') | |
1069 | slash = fn; | |
1070 | lp++, fn++; | |
1071 | } | |
1072 | *p = '/'; | |
1073 | if (fn != p || (*lp && *lp != '/')) { | |
1074 | int copy_links_saved = copy_links; | |
1075 | int recurse_saved = recurse; | |
1076 | copy_links = copy_unsafe_links; | |
1077 | /* set recurse to 1 to prevent make_file | |
1078 | * from ignoring directory, but still | |
1079 | * turn off the recursive parameter to | |
1080 | * send_file_name */ | |
1081 | recurse = 1; | |
1082 | while ((slash = strchr(slash+1, '/')) != 0) { | |
1083 | *slash = 0; | |
1084 | send_file_name(f, flist, fname, 0, 0); | |
1085 | *slash = '/'; | |
649d65ed | 1086 | } |
2154309a WD |
1087 | copy_links = copy_links_saved; |
1088 | recurse = recurse_saved; | |
1089 | *p = 0; | |
1090 | strlcpy(lastpath, fname, sizeof lastpath); | |
649d65ed AT |
1091 | *p = '/'; |
1092 | } | |
1093 | } | |
ebed4c3a | 1094 | |
649d65ed AT |
1095 | if (!*fname) |
1096 | fname = "."; | |
ebed4c3a | 1097 | |
649d65ed | 1098 | if (dir && *dir) { |
2bca43f6 | 1099 | olddir = push_dir(dir, 1); |
5243c216 AT |
1100 | |
1101 | if (!olddir) { | |
06c28400 | 1102 | io_error |= IOERR_GENERAL; |
ea42541f WD |
1103 | rprintf(FERROR, "push_dir %s failed: %s\n", |
1104 | full_fname(dir), strerror(errno)); | |
649d65ed AT |
1105 | continue; |
1106 | } | |
5243c216 | 1107 | |
649d65ed | 1108 | flist_dir = dir; |
2bca43f6 | 1109 | } |
ebed4c3a | 1110 | |
2bca43f6 DD |
1111 | if (one_file_system) |
1112 | set_filesystem(fname); | |
1113 | ||
ebed4c3a | 1114 | send_file_name(f, flist, fname, recurse, FLAG_DELETE); |
2bca43f6 DD |
1115 | |
1116 | if (olddir != NULL) { | |
649d65ed | 1117 | flist_dir = NULL; |
5243c216 | 1118 | if (pop_dir(olddir) != 0) { |
ea42541f WD |
1119 | rprintf(FERROR, "pop_dir %s failed: %s\n", |
1120 | full_fname(dir), strerror(errno)); | |
65417579 | 1121 | exit_cleanup(RERR_FILESELECT); |
649d65ed | 1122 | } |
649d65ed | 1123 | } |
649d65ed | 1124 | } |
dc5ddbcc | 1125 | |
b7736c79 | 1126 | if (f != -1) |
ebed4c3a | 1127 | send_file_entry(NULL, f, 0); |
c627d613 | 1128 | |
b7736c79 | 1129 | if (show_filelist_p() && f != -1) |
1bbd10fe | 1130 | finish_filelist_progress(flist); |
ebed4c3a | 1131 | |
827c37f6 | 1132 | clean_flist(flist, 0, 0); |
ebed4c3a | 1133 | |
649d65ed | 1134 | /* now send the uid/gid list. This was introduced in protocol |
ebed4c3a | 1135 | version 15 */ |
b7736c79 | 1136 | if (f != -1) |
649d65ed | 1137 | send_uid_list(f); |
f6c34742 | 1138 | |
91c4da3f S |
1139 | /* send the io_error flag */ |
1140 | if (f != -1) { | |
cda2ae84 | 1141 | extern int module_id; |
ebed4c3a | 1142 | write_int(f, lp_ignore_errors(module_id) ? 0 : io_error); |
6ba9279f AT |
1143 | } |
1144 | ||
d6dead6b | 1145 | if (f != -1) { |
a261989c | 1146 | io_end_buffering(); |
a800434a AT |
1147 | stats.flist_size = stats.total_written - start_write; |
1148 | stats.num_files = flist->count; | |
64c3523a | 1149 | if (write_batch) |
ebed4c3a | 1150 | write_batch_flist_info(flist->count, flist->files); |
d6dead6b AT |
1151 | } |
1152 | ||
17faa41c | 1153 | if (verbose > 2) |
ebed4c3a | 1154 | rprintf(FINFO, "send_file_list done\n"); |
17faa41c | 1155 | |
649d65ed | 1156 | return flist; |
c627d613 AT |
1157 | } |
1158 | ||
1159 | ||
1160 | struct file_list *recv_file_list(int f) | |
1161 | { | |
ebed4c3a | 1162 | struct file_list *flist; |
1ef00d20 | 1163 | unsigned short flags; |
ebed4c3a MP |
1164 | int64 start_read; |
1165 | extern int list_only; | |
c627d613 | 1166 | |
1bbd10fe DD |
1167 | if (show_filelist_p()) |
1168 | start_filelist_progress("receiving file list"); | |
c627d613 | 1169 | |
ebed4c3a | 1170 | start_read = stats.total_read; |
a800434a | 1171 | |
58cadc86 | 1172 | flist = new(struct file_list); |
ebed4c3a MP |
1173 | if (!flist) |
1174 | goto oom; | |
c627d613 | 1175 | |
ebed4c3a MP |
1176 | flist->count = 0; |
1177 | flist->malloced = 1000; | |
58cadc86 | 1178 | flist->files = new_array(struct file_struct *, flist->malloced); |
ebed4c3a MP |
1179 | if (!flist->files) |
1180 | goto oom; | |
c627d613 AT |
1181 | |
1182 | ||
1ef00d20 | 1183 | while ((flags = read_byte(f)) != 0) { |
5d2c5c4c | 1184 | int i = flist->count; |
dbda5fbf | 1185 | |
d9d6bc52 | 1186 | flist_expand(flist); |
c627d613 | 1187 | |
75bc8600 WD |
1188 | if (protocol_version >= 28 && (flags & EXTENDED_FLAGS)) |
1189 | flags |= read_byte(f) << 8; | |
ebed4c3a | 1190 | receive_file_entry(&flist->files[i], flags, f); |
c627d613 | 1191 | |
ebed4c3a MP |
1192 | if (S_ISREG(flist->files[i]->mode)) |
1193 | stats.total_size += flist->files[i]->length; | |
c627d613 | 1194 | |
ebed4c3a | 1195 | flist->count++; |
c627d613 | 1196 | |
db719fb0 | 1197 | maybe_emit_filelist_progress(flist); |
1bbd10fe | 1198 | |
8018edd3 | 1199 | if (verbose > 2) { |
ebed4c3a MP |
1200 | rprintf(FINFO, "recv_file_name(%s)\n", |
1201 | f_name(flist->files[i])); | |
8018edd3 | 1202 | } |
ebed4c3a | 1203 | } |
5911fee5 | 1204 | receive_file_entry(NULL, 0, 0); /* Signal that we're done. */ |
c627d613 | 1205 | |
ebed4c3a MP |
1206 | if (verbose > 2) |
1207 | rprintf(FINFO, "received %d names\n", flist->count); | |
c627d613 | 1208 | |
827c37f6 | 1209 | clean_flist(flist, relative_paths, 1); |
c627d613 | 1210 | |
b7736c79 | 1211 | if (show_filelist_p()) |
1bbd10fe | 1212 | finish_filelist_progress(flist); |
a06d19e3 | 1213 | |
ebed4c3a | 1214 | /* now recv the uid/gid list. This was introduced in protocol version 15 */ |
b7736c79 | 1215 | if (f != -1) |
ebed4c3a | 1216 | recv_uid_list(f, flist); |
f6c34742 | 1217 | |
91c4da3f S |
1218 | /* recv the io_error flag */ |
1219 | if (f != -1 && !read_batch) { /* dw-added readbatch */ | |
ebed4c3a MP |
1220 | extern int module_id; |
1221 | extern int ignore_errors; | |
b7736c79 | 1222 | if (lp_ignore_errors(module_id) || ignore_errors) |
ebed4c3a | 1223 | read_int(f); |
b7736c79 | 1224 | else |
ebed4c3a | 1225 | io_error |= read_int(f); |
ebed4c3a | 1226 | } |
6ba9279f | 1227 | |
ebed4c3a MP |
1228 | if (list_only) { |
1229 | int i; | |
b7736c79 | 1230 | for (i = 0; i < flist->count; i++) |
ebed4c3a | 1231 | list_file_entry(flist->files[i]); |
ebed4c3a | 1232 | } |
f7632fc6 AT |
1233 | |
1234 | ||
ebed4c3a MP |
1235 | if (verbose > 2) |
1236 | rprintf(FINFO, "recv_file_list done\n"); | |
17faa41c | 1237 | |
ebed4c3a MP |
1238 | stats.flist_size = stats.total_read - start_read; |
1239 | stats.num_files = flist->count; | |
a800434a | 1240 | |
ebed4c3a | 1241 | return flist; |
c627d613 | 1242 | |
ebed4c3a MP |
1243 | oom: |
1244 | out_of_memory("recv_file_list"); | |
1245 | return NULL; /* not reached */ | |
c627d613 AT |
1246 | } |
1247 | ||
1248 | ||
fa45cda1 | 1249 | int file_compare(struct file_struct **file1, struct file_struct **file2) |
c627d613 | 1250 | { |
fa45cda1 S |
1251 | struct file_struct *f1 = *file1; |
1252 | struct file_struct *f2 = *file2; | |
1253 | ||
1254 | if (!f1->basename && !f2->basename) | |
ebed4c3a | 1255 | return 0; |
fa45cda1 | 1256 | if (!f1->basename) |
ebed4c3a | 1257 | return -1; |
fa45cda1 | 1258 | if (!f2->basename) |
ebed4c3a | 1259 | return 1; |
fa45cda1 S |
1260 | if (f1->dirname == f2->dirname) |
1261 | return u_strcmp(f1->basename, f2->basename); | |
1262 | return f_name_cmp(f1, f2); | |
c627d613 AT |
1263 | } |
1264 | ||
1265 | ||
ebed4c3a | 1266 | int flist_find(struct file_list *flist, struct file_struct *f) |
c627d613 | 1267 | { |
ebed4c3a | 1268 | int low = 0, high = flist->count - 1; |
d966ee25 | 1269 | |
ca23c51a WD |
1270 | while (high >= 0 && !flist->files[high]->basename) high--; |
1271 | ||
1272 | if (high < 0) | |
ebed4c3a | 1273 | return -1; |
d966ee25 AT |
1274 | |
1275 | while (low != high) { | |
ebed4c3a | 1276 | int mid = (low + high) / 2; |
b7736c79 | 1277 | int ret = file_compare(&flist->files[flist_up(flist, mid)],&f); |
ebed4c3a MP |
1278 | if (ret == 0) |
1279 | return flist_up(flist, mid); | |
b7736c79 | 1280 | if (ret > 0) |
ebed4c3a | 1281 | high = mid; |
b7736c79 | 1282 | else |
ebed4c3a | 1283 | low = mid + 1; |
d966ee25 AT |
1284 | } |
1285 | ||
ebed4c3a MP |
1286 | if (file_compare(&flist->files[flist_up(flist, low)], &f) == 0) |
1287 | return flist_up(flist, low); | |
d966ee25 | 1288 | return -1; |
c627d613 AT |
1289 | } |
1290 | ||
1291 | ||
3ec4dd97 AT |
1292 | /* |
1293 | * free up one file | |
1294 | */ | |
66203a98 | 1295 | void free_file(struct file_struct *file) |
c627d613 | 1296 | { |
ebed4c3a MP |
1297 | if (!file) |
1298 | return; | |
1299 | if (file->basename) | |
1300 | free(file->basename); | |
728d0922 WD |
1301 | if (!IS_DEVICE(file->mode) && file->u.link) |
1302 | free(file->u.link); /* Handles u.sum too. */ | |
3d382777 | 1303 | *file = null_file; |
3ec4dd97 | 1304 | } |
c627d613 | 1305 | |
c627d613 | 1306 | |
3d382777 AT |
1307 | /* |
1308 | * allocate a new file list | |
1309 | */ | |
1e34e4b7 | 1310 | struct file_list *flist_new(void) |
3d382777 AT |
1311 | { |
1312 | struct file_list *flist; | |
1313 | ||
58cadc86 | 1314 | flist = new(struct file_list); |
ebed4c3a MP |
1315 | if (!flist) |
1316 | out_of_memory("send_file_list"); | |
3d382777 | 1317 | |
ebed4c3a | 1318 | flist->count = 0; |
d9d6bc52 MP |
1319 | flist->malloced = 0; |
1320 | flist->files = NULL; | |
1321 | ||
3d382777 AT |
1322 | #if ARENA_SIZE > 0 |
1323 | flist->string_area = string_area_new(0); | |
1324 | #else | |
5c66303a | 1325 | flist->string_area = NULL; |
3d382777 AT |
1326 | #endif |
1327 | return flist; | |
1328 | } | |
ebed4c3a | 1329 | |
3ec4dd97 AT |
1330 | /* |
1331 | * free up all elements in a flist | |
1332 | */ | |
1333 | void flist_free(struct file_list *flist) | |
1334 | { | |
1335 | int i; | |
ebed4c3a | 1336 | for (i = 1; i < flist->count; i++) { |
3d382777 AT |
1337 | if (!flist->string_area) |
1338 | free_file(flist->files[i]); | |
649d65ed | 1339 | free(flist->files[i]); |
ebed4c3a | 1340 | } |
d9d6bc52 MP |
1341 | /* FIXME: I don't think we generally need to blank the flist |
1342 | * since it's about to be freed. This will just cause more | |
1343 | * memory traffic. If you want a freed-memory debugger, you | |
1344 | * know where to get it. */ | |
ebed4c3a MP |
1345 | memset((char *) flist->files, 0, |
1346 | sizeof(flist->files[0]) * flist->count); | |
3ec4dd97 | 1347 | free(flist->files); |
3d382777 AT |
1348 | if (flist->string_area) |
1349 | string_area_free(flist->string_area); | |
ebed4c3a | 1350 | memset((char *) flist, 0, sizeof(*flist)); |
3ec4dd97 | 1351 | free(flist); |
c627d613 AT |
1352 | } |
1353 | ||
1354 | ||
1355 | /* | |
1356 | * This routine ensures we don't have any duplicate names in our file list. | |
dbda5fbf | 1357 | * duplicate names can cause corruption because of the pipelining |
c627d613 | 1358 | */ |
827c37f6 | 1359 | static void clean_flist(struct file_list *flist, int strip_root, int no_dups) |
c627d613 | 1360 | { |
6931c138 | 1361 | int i, prev_i = 0; |
c627d613 | 1362 | |
ebed4c3a | 1363 | if (!flist || flist->count == 0) |
3ec4dd97 | 1364 | return; |
3ec4dd97 | 1365 | |
ebed4c3a MP |
1366 | qsort(flist->files, flist->count, |
1367 | sizeof(flist->files[0]), (int (*)()) file_compare); | |
1368 | ||
827c37f6 | 1369 | for (i = no_dups? 0 : flist->count; i < flist->count; i++) { |
b91b50c0 | 1370 | if (flist->files[i]->basename) { |
6931c138 | 1371 | prev_i = i; |
b91b50c0 WD |
1372 | break; |
1373 | } | |
1374 | } | |
1375 | while (++i < flist->count) { | |
1376 | if (!flist->files[i]->basename) | |
1377 | continue; | |
8018edd3 | 1378 | if (f_name_cmp(flist->files[i], flist->files[prev_i]) == 0) { |
b91b50c0 | 1379 | if (verbose > 1 && !am_server) { |
ebed4c3a MP |
1380 | rprintf(FINFO, |
1381 | "removing duplicate name %s from file list %d\n", | |
8018edd3 | 1382 | f_name(flist->files[i]), i); |
b91b50c0 | 1383 | } |
6931c138 WD |
1384 | /* Make sure that if we unduplicate '.', that we don't |
1385 | * lose track of a user-specified starting point (or | |
1386 | * else deletions will mysteriously fail with -R). */ | |
1387 | if (flist->files[i]->flags & FLAG_DELETE) | |
1388 | flist->files[prev_i]->flags |= FLAG_DELETE; | |
b91b50c0 WD |
1389 | /* it's not great that the flist knows the semantics of |
1390 | * the file memory usage, but i'd rather not add a flag | |
1391 | * byte to that struct. | |
1392 | * XXX can i use a bit in the flags field? */ | |
3d382777 AT |
1393 | if (flist->string_area) |
1394 | flist->files[i][0] = null_file; | |
1395 | else | |
1396 | free_file(flist->files[i]); | |
728d0922 | 1397 | } else |
6931c138 | 1398 | prev_i = i; |
3ec4dd97 | 1399 | } |
0199b05f AT |
1400 | |
1401 | if (strip_root) { | |
1402 | /* we need to strip off the root directory in the case | |
1403 | of relative paths, but this must be done _after_ | |
1404 | the sorting phase */ | |
ebed4c3a | 1405 | for (i = 0; i < flist->count; i++) { |
0199b05f AT |
1406 | if (flist->files[i]->dirname && |
1407 | flist->files[i]->dirname[0] == '/') { | |
1408 | memmove(&flist->files[i]->dirname[0], | |
1409 | &flist->files[i]->dirname[1], | |
1410 | strlen(flist->files[i]->dirname)); | |
1411 | } | |
ebed4c3a MP |
1412 | |
1413 | if (flist->files[i]->dirname && | |
0199b05f AT |
1414 | !flist->files[i]->dirname[0]) { |
1415 | flist->files[i]->dirname = NULL; | |
1416 | } | |
1417 | } | |
1418 | } | |
1419 | ||
ebed4c3a MP |
1420 | if (verbose <= 3) |
1421 | return; | |
0199b05f | 1422 | |
ebed4c3a | 1423 | for (i = 0; i < flist->count; i++) { |
1ef00d20 WD |
1424 | rprintf(FINFO, "[%ld] i=%d %s %s mode=0%o len=%.0f\n", |
1425 | (long) getpid(), i, | |
74e708d8 AT |
1426 | NS(flist->files[i]->dirname), |
1427 | NS(flist->files[i]->basename), | |
08a740ff | 1428 | (int) flist->files[i]->mode, |
ebed4c3a | 1429 | (double) flist->files[i]->length); |
0199b05f | 1430 | } |
3ec4dd97 AT |
1431 | } |
1432 | ||
1433 | ||
8018edd3 WD |
1434 | enum fnc_state { fnc_DIR, fnc_SLASH, fnc_BASE }; |
1435 | ||
1436 | /* Compare the names of two file_struct entities, just like strcmp() | |
1437 | * would do if it were operating on the joined strings. We assume | |
1438 | * that there are no 0-length strings. | |
3ec4dd97 | 1439 | */ |
8018edd3 | 1440 | int f_name_cmp(struct file_struct *f1, struct file_struct *f2) |
3ec4dd97 | 1441 | { |
8018edd3 WD |
1442 | int dif; |
1443 | const uchar *c1, *c2; | |
1ef00d20 | 1444 | enum fnc_state state1, state2; |
8018edd3 WD |
1445 | |
1446 | if (!f1 || !f1->basename) { | |
1447 | if (!f2 || !f2->basename) | |
1448 | return 0; | |
1449 | return -1; | |
1450 | } | |
1451 | if (!f2 || !f2->basename) | |
1452 | return 1; | |
1453 | ||
e90b8ace | 1454 | if (!(c1 = (uchar*)f1->dirname)) { |
8018edd3 | 1455 | state1 = fnc_BASE; |
e90b8ace | 1456 | c1 = (uchar*)f1->basename; |
728d0922 | 1457 | } else |
1ef00d20 | 1458 | state1 = fnc_DIR; |
e90b8ace | 1459 | if (!(c2 = (uchar*)f2->dirname)) { |
8018edd3 | 1460 | state2 = fnc_BASE; |
e90b8ace | 1461 | c2 = (uchar*)f2->basename; |
728d0922 | 1462 | } else |
1ef00d20 | 1463 | state2 = fnc_DIR; |
8018edd3 WD |
1464 | |
1465 | while (1) { | |
1466 | if ((dif = (int)*c1 - (int)*c2) != 0) | |
1467 | break; | |
1468 | if (!*++c1) { | |
1469 | switch (state1) { | |
1470 | case fnc_DIR: | |
1471 | state1 = fnc_SLASH; | |
e90b8ace | 1472 | c1 = (uchar*)"/"; |
8018edd3 WD |
1473 | break; |
1474 | case fnc_SLASH: | |
1475 | state1 = fnc_BASE; | |
e90b8ace | 1476 | c1 = (uchar*)f1->basename; |
8018edd3 WD |
1477 | break; |
1478 | case fnc_BASE: | |
1479 | break; | |
1480 | } | |
1481 | } | |
1482 | if (!*++c2) { | |
1483 | switch (state2) { | |
1484 | case fnc_DIR: | |
1485 | state2 = fnc_SLASH; | |
e90b8ace | 1486 | c2 = (uchar*)"/"; |
8018edd3 WD |
1487 | break; |
1488 | case fnc_SLASH: | |
1489 | state2 = fnc_BASE; | |
e90b8ace | 1490 | c2 = (uchar*)f2->basename; |
8018edd3 WD |
1491 | break; |
1492 | case fnc_BASE: | |
1493 | if (!*c1) | |
1494 | return 0; | |
1495 | break; | |
1496 | } | |
1497 | } | |
1498 | } | |
1499 | ||
1500 | return dif; | |
1501 | } | |
1502 | ||
3ec4dd97 | 1503 | |
8018edd3 WD |
1504 | /* Return a copy of the full filename of a flist entry, using the indicated |
1505 | * buffer. | |
1506 | */ | |
b7736c79 | 1507 | char *f_name_to(struct file_struct *f, char *fbuf, int bsize) |
8018edd3 | 1508 | { |
ebed4c3a MP |
1509 | if (!f || !f->basename) |
1510 | return NULL; | |
3ec4dd97 | 1511 | |
3ec4dd97 | 1512 | if (f->dirname) { |
b7736c79 WD |
1513 | int off = strlcpy(fbuf, f->dirname, bsize); |
1514 | off += strlcpy(fbuf + off, "/", bsize - off); | |
1515 | strlcpy(fbuf + off, f->basename, bsize - off); | |
8018edd3 | 1516 | } else |
b7736c79 WD |
1517 | strlcpy(fbuf, f->basename, bsize); |
1518 | return fbuf; | |
8018edd3 | 1519 | } |
e03dfae5 | 1520 | |
3ec4dd97 | 1521 | |
8018edd3 WD |
1522 | /* Like f_name_to(), but we rotate through 5 static buffers of our own. |
1523 | */ | |
1524 | char *f_name(struct file_struct *f) | |
1525 | { | |
1526 | static char names[5][MAXPATHLEN]; | |
1527 | static unsigned int n; | |
1528 | ||
1529 | n = (n + 1) % (sizeof names / sizeof names[0]); | |
1530 | ||
1531 | return f_name_to(f, names[n], sizeof names[0]); | |
c627d613 | 1532 | } |