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 | * | |
172875cf MP |
24 | * @sa http://lists.samba.org/pipermail/rsync/2000-June/002351.html |
25 | * | |
736a6a29 | 26 | **/ |
c627d613 AT |
27 | |
28 | #include "rsync.h" | |
29 | ||
a800434a AT |
30 | extern struct stats stats; |
31 | ||
c627d613 | 32 | extern int verbose; |
1bbd10fe | 33 | extern int do_progress; |
c627d613 AT |
34 | extern int am_server; |
35 | extern int always_checksum; | |
983b1ed3 WD |
36 | extern int module_id; |
37 | extern int ignore_errors; | |
c627d613 AT |
38 | |
39 | extern int cvs_exclude; | |
40 | ||
a06d19e3 | 41 | extern int recurse; |
808c57c3 | 42 | extern char curr_dir[MAXPATHLEN]; |
24d0fcde WD |
43 | extern char *files_from; |
44 | extern int filesfrom_fd; | |
a06d19e3 | 45 | |
c627d613 AT |
46 | extern int one_file_system; |
47 | extern int make_backups; | |
48 | extern int preserve_links; | |
dc5ddbcc | 49 | extern int preserve_hard_links; |
c627d613 AT |
50 | extern int preserve_perms; |
51 | extern int preserve_devices; | |
52 | extern int preserve_uid; | |
53 | extern int preserve_gid; | |
54 | extern int preserve_times; | |
6574b4f7 | 55 | extern int relative_paths; |
24d0fcde | 56 | extern int implied_dirs; |
82306bf6 | 57 | extern int copy_links; |
b5313607 | 58 | extern int copy_unsafe_links; |
d04e9c51 | 59 | extern int protocol_version; |
cb13abfe | 60 | extern int sanitize_paths; |
c627d613 | 61 | |
6902ed17 MP |
62 | extern int read_batch; |
63 | extern int write_batch; | |
64 | ||
429f9828 WD |
65 | extern struct exclude_struct **exclude_list; |
66 | extern struct exclude_struct **server_exclude_list; | |
67 | extern struct exclude_struct **local_exclude_list; | |
c627d613 | 68 | |
06c28400 WD |
69 | int io_error; |
70 | ||
fea4db62 | 71 | static char empty_sum[MD4_SUM_LENGTH]; |
3d382777 | 72 | |
827c37f6 | 73 | static void clean_flist(struct file_list *flist, int strip_root, int no_dups); |
0199b05f | 74 | |
58225000 | 75 | |
1bbd10fe | 76 | static int show_filelist_p(void) |
58225000 | 77 | { |
24d0fcde | 78 | return verbose && (recurse || files_from) && !am_server; |
1bbd10fe | 79 | } |
ebed4c3a | 80 | |
1bbd10fe DD |
81 | static void start_filelist_progress(char *kind) |
82 | { | |
83 | rprintf(FINFO, "%s ... ", kind); | |
84 | if ((verbose > 1) || do_progress) | |
85 | rprintf(FINFO, "\n"); | |
86 | rflush(FINFO); | |
58225000 MP |
87 | } |
88 | ||
db719fb0 | 89 | |
d27cbec5 | 90 | static void emit_filelist_progress(const struct file_list *flist) |
db719fb0 | 91 | { |
d27cbec5 | 92 | rprintf(FINFO, " %d files...\r", flist->count); |
db719fb0 MP |
93 | } |
94 | ||
95 | ||
d27cbec5 | 96 | static void maybe_emit_filelist_progress(const struct file_list *flist) |
58225000 | 97 | { |
d27cbec5 DD |
98 | if (do_progress && show_filelist_p() && ((flist->count % 100) == 0)) |
99 | emit_filelist_progress(flist); | |
58225000 MP |
100 | } |
101 | ||
102 | ||
1bbd10fe | 103 | static void finish_filelist_progress(const struct file_list *flist) |
58225000 | 104 | { |
1bbd10fe DD |
105 | if (do_progress) { |
106 | /* This overwrites the progress line */ | |
c7b562be MP |
107 | rprintf(FINFO, "%d file%sto consider\n", |
108 | flist->count, flist->count == 1 ? " " : "s "); | |
b7736c79 | 109 | } else |
1bbd10fe | 110 | rprintf(FINFO, "done\n"); |
58225000 MP |
111 | } |
112 | ||
86943126 MP |
113 | void show_flist_stats(void) |
114 | { | |
115 | /* Nothing yet */ | |
116 | } | |
117 | ||
118 | ||
f7632fc6 AT |
119 | static void list_file_entry(struct file_struct *f) |
120 | { | |
740819ef | 121 | char perms[11]; |
f7632fc6 | 122 | |
7212be92 DD |
123 | if (!f->basename) |
124 | /* this can happen if duplicate names were removed */ | |
125 | return; | |
126 | ||
740819ef MP |
127 | permstring(perms, f->mode); |
128 | ||
0d162bd1 | 129 | #if SUPPORT_LINKS |
f7632fc6 | 130 | if (preserve_links && S_ISLNK(f->mode)) { |
ebed4c3a MP |
131 | rprintf(FINFO, "%s %11.0f %s %s -> %s\n", |
132 | perms, | |
133 | (double) f->length, timestring(f->modtime), | |
728d0922 | 134 | f_name(f), f->u.link); |
0d162bd1 WD |
135 | } else |
136 | #endif | |
ebed4c3a MP |
137 | rprintf(FINFO, "%s %11.0f %s %s\n", |
138 | perms, | |
139 | (double) f->length, timestring(f->modtime), | |
140 | f_name(f)); | |
f7632fc6 AT |
141 | } |
142 | ||
143 | ||
bd9e9ecc MP |
144 | /** |
145 | * Stat either a symlink or its referent, depending on the settings of | |
146 | * copy_links, copy_unsafe_links, etc. | |
147 | * | |
4e5db0ad MP |
148 | * @retval -1 on error |
149 | * | |
150 | * @retval 0 for success | |
151 | * | |
152 | * @post If @p path is a symlink, then @p linkbuf (of size @c | |
bd9e9ecc | 153 | * MAXPATHLEN) contains the symlink target. |
4e5db0ad MP |
154 | * |
155 | * @post @p buffer contains information about the link or the | |
156 | * referrent as appropriate, if they exist. | |
bd9e9ecc | 157 | **/ |
b7736c79 | 158 | int readlink_stat(const char *path, STRUCT_STAT *buffer, char *linkbuf) |
b5313607 DD |
159 | { |
160 | #if SUPPORT_LINKS | |
b7736c79 | 161 | if (copy_links) |
6f2623fd | 162 | return do_stat(path, buffer); |
b7736c79 | 163 | if (do_lstat(path, buffer) == -1) |
b5313607 | 164 | return -1; |
6f2623fd | 165 | if (S_ISLNK(buffer->st_mode)) { |
b7736c79 | 166 | int l = readlink((char *) path, linkbuf, MAXPATHLEN - 1); |
dbda5fbf | 167 | if (l == -1) |
b5313607 | 168 | return -1; |
6f2623fd | 169 | linkbuf[l] = 0; |
fc638474 DD |
170 | if (copy_unsafe_links && unsafe_symlink(linkbuf, path)) { |
171 | if (verbose > 1) { | |
dbda5fbf | 172 | rprintf(FINFO,"copying unsafe symlink \"%s\" -> \"%s\"\n", |
fc638474 DD |
173 | path, linkbuf); |
174 | } | |
6f2623fd | 175 | return do_stat(path, buffer); |
b5313607 DD |
176 | } |
177 | } | |
178 | return 0; | |
179 | #else | |
6f2623fd | 180 | return do_stat(path, buffer); |
b5313607 DD |
181 | #endif |
182 | } | |
183 | ||
6f2623fd | 184 | int link_stat(const char *path, STRUCT_STAT * buffer) |
82306bf6 AT |
185 | { |
186 | #if SUPPORT_LINKS | |
b7736c79 | 187 | if (copy_links) |
6f2623fd | 188 | return do_stat(path, buffer); |
b7736c79 | 189 | return do_lstat(path, buffer); |
82306bf6 | 190 | #else |
6f2623fd | 191 | return do_stat(path, buffer); |
82306bf6 AT |
192 | #endif |
193 | } | |
194 | ||
c627d613 | 195 | /* |
429f9828 WD |
196 | * This function is used to check if a file should be included/excluded |
197 | * from the list of files based on its name and type etc. The value of | |
198 | * exclude_level is set to either SERVER_EXCLUDES or ALL_EXCLUDES. | |
c627d613 | 199 | */ |
429f9828 | 200 | static int check_exclude_file(char *fname, int is_dir, int exclude_level) |
c627d613 | 201 | { |
7d687932 | 202 | #if 0 /* This currently never happens, so avoid a useless compare. */ |
429f9828 WD |
203 | if (exclude_level == NO_EXCLUDES) |
204 | return 0; | |
205 | #endif | |
6931c138 | 206 | if (fname) { |
429f9828 | 207 | /* never exclude '.', even if somebody does --exclude '*' */ |
6931c138 WD |
208 | if (fname[0] == '.' && !fname[1]) |
209 | return 0; | |
210 | /* Handle the -R version of the '.' dir. */ | |
211 | if (fname[0] == '/') { | |
212 | int len = strlen(fname); | |
213 | if (fname[len-1] == '.' && fname[len-2] == '/') | |
214 | return 0; | |
215 | } | |
76e26e10 | 216 | } |
6931c138 WD |
217 | if (server_exclude_list |
218 | && check_exclude(server_exclude_list, fname, is_dir)) | |
429f9828 WD |
219 | return 1; |
220 | if (exclude_level != ALL_EXCLUDES) | |
221 | return 0; | |
222 | if (exclude_list && check_exclude(exclude_list, fname, is_dir)) | |
223 | return 1; | |
6931c138 WD |
224 | if (local_exclude_list |
225 | && check_exclude(local_exclude_list, fname, is_dir)) | |
76e26e10 | 226 | return 1; |
76e26e10 | 227 | return 0; |
c627d613 AT |
228 | } |
229 | ||
230 | /* used by the one_file_system code */ | |
231 | static dev_t filesystem_dev; | |
232 | ||
233 | static void set_filesystem(char *fname) | |
234 | { | |
ebed4c3a MP |
235 | STRUCT_STAT st; |
236 | if (link_stat(fname, &st) != 0) | |
237 | return; | |
238 | filesystem_dev = st.st_dev; | |
c627d613 AT |
239 | } |
240 | ||
241 | ||
b280a1f4 AT |
242 | static int to_wire_mode(mode_t mode) |
243 | { | |
0d162bd1 | 244 | #if SUPPORT_LINKS |
b7736c79 | 245 | if (S_ISLNK(mode) && (_S_IFLNK != 0120000)) |
b280a1f4 | 246 | return (mode & ~(_S_IFMT)) | 0120000; |
0d162bd1 | 247 | #endif |
ebed4c3a | 248 | return (int) mode; |
b280a1f4 AT |
249 | } |
250 | ||
251 | static mode_t from_wire_mode(int mode) | |
252 | { | |
b7736c79 | 253 | if ((mode & (_S_IFMT)) == 0120000 && (_S_IFLNK != 0120000)) |
efe3037c | 254 | return (mode & ~(_S_IFMT)) | _S_IFLNK; |
ebed4c3a | 255 | return (mode_t) mode; |
b280a1f4 AT |
256 | } |
257 | ||
258 | ||
ebed4c3a | 259 | static void send_directory(int f, struct file_list *flist, char *dir); |
c627d613 | 260 | |
3a6a366f | 261 | static char *flist_dir; |
882e6893 | 262 | static int flist_dir_len; |
c627d613 | 263 | |
3ec4dd97 | 264 | |
d9d6bc52 MP |
265 | /** |
266 | * Make sure @p flist is big enough to hold at least @p flist->count | |
267 | * entries. | |
268 | **/ | |
269 | static void flist_expand(struct file_list *flist) | |
270 | { | |
271 | if (flist->count >= flist->malloced) { | |
2e7d1994 | 272 | void *new_ptr; |
dbda5fbf | 273 | |
d9d6bc52 MP |
274 | if (flist->malloced < 1000) |
275 | flist->malloced += 1000; | |
276 | else | |
277 | flist->malloced *= 2; | |
2e7d1994 | 278 | |
58cadc86 WD |
279 | if (flist->files) { |
280 | new_ptr = realloc_array(flist->files, | |
281 | struct file_struct *, | |
282 | flist->malloced); | |
283 | } else { | |
284 | new_ptr = new_array(struct file_struct *, | |
285 | flist->malloced); | |
286 | } | |
2e7d1994 | 287 | |
1d5a1da9 | 288 | if (verbose >= 2) { |
ea847c62 WD |
289 | rprintf(FINFO, "[%s] expand file_list to %.0f bytes, did%s move\n", |
290 | who_am_i(), | |
58cadc86 WD |
291 | (double)sizeof(flist->files[0]) |
292 | * flist->malloced, | |
2e7d1994 MP |
293 | (new_ptr == flist->files) ? " not" : ""); |
294 | } | |
dbda5fbf | 295 | |
2e7d1994 MP |
296 | flist->files = (struct file_struct **) new_ptr; |
297 | ||
d9d6bc52 MP |
298 | if (!flist->files) |
299 | out_of_memory("flist_expand"); | |
300 | } | |
301 | } | |
302 | ||
7b1a0c19 | 303 | void send_file_entry(struct file_struct *file, int f, unsigned short base_flags) |
c627d613 | 304 | { |
1ef00d20 | 305 | unsigned short flags; |
5911fee5 WD |
306 | static time_t modtime; |
307 | static mode_t mode; | |
22d49dc4 | 308 | static DEV64_T rdev, rdev_high; |
5911fee5 WD |
309 | static DEV64_T dev; |
310 | static uid_t uid; | |
311 | static gid_t gid; | |
312 | static char lastname[MAXPATHLEN]; | |
b7736c79 | 313 | char *fname, fbuf[MAXPATHLEN]; |
ebed4c3a | 314 | int l1, l2; |
72914a60 | 315 | |
ebed4c3a MP |
316 | if (f == -1) |
317 | return; | |
72914a60 AT |
318 | |
319 | if (!file) { | |
ebed4c3a | 320 | write_byte(f, 0); |
5911fee5 | 321 | modtime = 0, mode = 0; |
22d49dc4 | 322 | rdev = 0, rdev_high = 0, dev = 0; |
5911fee5 WD |
323 | uid = 0, gid = 0; |
324 | *lastname = '\0'; | |
72914a60 AT |
325 | return; |
326 | } | |
327 | ||
eca2adb4 MP |
328 | io_write_phase = "send_file_entry"; |
329 | ||
882e6893 | 330 | fname = f_name_to(file, fbuf); |
72914a60 AT |
331 | |
332 | flags = base_flags; | |
333 | ||
30f337c9 | 334 | if (file->mode == mode) |
d01d15e0 | 335 | flags |= XMIT_SAME_MODE; |
1ef00d20 | 336 | else |
30f337c9 | 337 | mode = file->mode; |
75bc8600 WD |
338 | if (preserve_devices) { |
339 | if (protocol_version < 28) { | |
728d0922 WD |
340 | if (IS_DEVICE(mode)) { |
341 | if (file->u.rdev == rdev) { | |
d01d15e0 WD |
342 | /* Set both flags to simplify the test |
343 | * when writing the data. */ | |
344 | flags |= XMIT_SAME_RDEV_pre28 | |
345 | | XMIT_SAME_HIGH_RDEV; | |
728d0922 WD |
346 | } else |
347 | rdev = file->u.rdev; | |
348 | } else | |
349 | rdev = 0; | |
350 | } else if (IS_DEVICE(mode)) { | |
22d49dc4 | 351 | if ((file->u.rdev & ~0xFF) == rdev_high) |
d01d15e0 | 352 | flags |= XMIT_SAME_HIGH_RDEV; |
22d49dc4 WD |
353 | else { |
354 | rdev = file->u.rdev; | |
355 | rdev_high = rdev & ~0xFF; | |
356 | } | |
75bc8600 WD |
357 | } |
358 | } | |
30f337c9 | 359 | if (file->uid == uid) |
d01d15e0 | 360 | flags |= XMIT_SAME_UID; |
1ef00d20 | 361 | else |
30f337c9 WD |
362 | uid = file->uid; |
363 | if (file->gid == gid) | |
d01d15e0 | 364 | flags |= XMIT_SAME_GID; |
1ef00d20 | 365 | else |
30f337c9 WD |
366 | gid = file->gid; |
367 | if (file->modtime == modtime) | |
d01d15e0 | 368 | flags |= XMIT_SAME_TIME; |
1ef00d20 | 369 | else |
30f337c9 | 370 | modtime = file->modtime; |
a289addd | 371 | |
0d162bd1 | 372 | #if SUPPORT_HARD_LINKS |
92cc9dd7 WD |
373 | if (file->link_u.idev) { |
374 | if (file->F_DEV == dev) { | |
c4b4df4f | 375 | if (protocol_version >= 28) |
d01d15e0 | 376 | flags |= XMIT_SAME_DEV; |
728d0922 | 377 | } else |
92cc9dd7 | 378 | dev = file->F_DEV; |
d01d15e0 | 379 | flags |= XMIT_HAS_IDEV_DATA; |
c4b4df4f | 380 | } |
0d162bd1 | 381 | #endif |
ebed4c3a MP |
382 | |
383 | for (l1 = 0; | |
384 | lastname[l1] && (fname[l1] == lastname[l1]) && (l1 < 255); | |
dbda5fbf | 385 | l1++) {} |
eddd5d12 | 386 | l2 = strlen(fname+l1); |
72914a60 | 387 | |
ebed4c3a | 388 | if (l1 > 0) |
d01d15e0 | 389 | flags |= XMIT_SAME_NAME; |
ebed4c3a | 390 | if (l2 > 255) |
d01d15e0 | 391 | flags |= XMIT_LONG_NAME; |
72914a60 | 392 | |
1aa4caf3 WD |
393 | /* We must make sure we don't send a zero flag byte or the |
394 | * other end will terminate the flist transfer. Note that | |
395 | * the use of XMIT_TOP_DIR on a non-dir has no meaning, so | |
396 | * it's harmless way to add a bit to the first flag byte. */ | |
75bc8600 | 397 | if (protocol_version >= 28) { |
1aa4caf3 WD |
398 | if (!flags && !S_ISDIR(mode)) |
399 | flags |= XMIT_TOP_DIR; | |
400 | if ((flags & 0xFF00) || !flags) { | |
d01d15e0 | 401 | flags |= XMIT_EXTENDED_FLAGS; |
75bc8600 WD |
402 | write_byte(f, flags); |
403 | write_byte(f, flags >> 8); | |
404 | } else | |
405 | write_byte(f, flags); | |
406 | } else { | |
1aa4caf3 WD |
407 | if (!(flags & 0xFF) && !S_ISDIR(mode)) |
408 | flags |= XMIT_TOP_DIR; | |
0a982011 | 409 | if (!(flags & 0xFF)) |
d01d15e0 | 410 | flags |= XMIT_LONG_NAME; |
75bc8600 WD |
411 | write_byte(f, flags); |
412 | } | |
d01d15e0 | 413 | if (flags & XMIT_SAME_NAME) |
ebed4c3a | 414 | write_byte(f, l1); |
d01d15e0 | 415 | if (flags & XMIT_LONG_NAME) |
ebed4c3a | 416 | write_int(f, l2); |
72914a60 | 417 | else |
ebed4c3a MP |
418 | write_byte(f, l2); |
419 | write_buf(f, fname + l1, l2); | |
72914a60 | 420 | |
ebed4c3a | 421 | write_longint(f, file->length); |
d01d15e0 | 422 | if (!(flags & XMIT_SAME_TIME)) |
30f337c9 | 423 | write_int(f, modtime); |
d01d15e0 | 424 | if (!(flags & XMIT_SAME_MODE)) |
30f337c9 | 425 | write_int(f, to_wire_mode(mode)); |
d01d15e0 | 426 | if (preserve_uid && !(flags & XMIT_SAME_UID)) { |
30f337c9 WD |
427 | add_uid(uid); |
428 | write_int(f, uid); | |
72914a60 | 429 | } |
d01d15e0 | 430 | if (preserve_gid && !(flags & XMIT_SAME_GID)) { |
30f337c9 WD |
431 | add_gid(gid); |
432 | write_int(f, gid); | |
72914a60 | 433 | } |
30f337c9 | 434 | if (preserve_devices && IS_DEVICE(mode)) { |
d01d15e0 | 435 | /* If XMIT_SAME_HIGH_RDEV is off, XMIT_SAME_RDEV_pre28 is |
22d49dc4 | 436 | * also off. */ |
d01d15e0 | 437 | if (!(flags & XMIT_SAME_HIGH_RDEV)) |
22d49dc4 | 438 | write_int(f, rdev); |
75bc8600 | 439 | else if (protocol_version >= 28) |
22d49dc4 | 440 | write_byte(f, rdev); |
75bc8600 | 441 | } |
c627d613 AT |
442 | |
443 | #if SUPPORT_LINKS | |
30f337c9 | 444 | if (preserve_links && S_ISLNK(mode)) { |
306ffb8c WD |
445 | int len = strlen(file->u.link); |
446 | write_int(f, len); | |
447 | write_buf(f, file->u.link, len); | |
72914a60 | 448 | } |
c627d613 AT |
449 | #endif |
450 | ||
dc5ddbcc | 451 | #if SUPPORT_HARD_LINKS |
d01d15e0 | 452 | if (flags & XMIT_HAS_IDEV_DATA) { |
d04e9c51 | 453 | if (protocol_version < 26) { |
736a6a29 | 454 | /* 32-bit dev_t and ino_t */ |
30f337c9 | 455 | write_int(f, dev); |
92cc9dd7 | 456 | write_int(f, file->F_INODE); |
736a6a29 MP |
457 | } else { |
458 | /* 64-bit dev_t and ino_t */ | |
d01d15e0 | 459 | if (!(flags & XMIT_SAME_DEV)) |
30f337c9 | 460 | write_longint(f, dev); |
92cc9dd7 | 461 | write_longint(f, file->F_INODE); |
736a6a29 | 462 | } |
72914a60 | 463 | } |
dc5ddbcc AT |
464 | #endif |
465 | ||
728d0922 WD |
466 | if (always_checksum) { |
467 | char *sum; | |
468 | if (S_ISREG(mode)) | |
469 | sum = file->u.sum; | |
470 | else if (protocol_version < 28) { | |
471 | /* Prior to 28, we sent a useless set of nulls. */ | |
472 | sum = empty_sum; | |
473 | } else | |
474 | sum = NULL; | |
475 | if (sum) { | |
476 | write_buf(f, sum, protocol_version < 21? 2 | |
477 | : MD4_SUM_LENGTH); | |
478 | } | |
ebed4c3a | 479 | } |
182dca5c | 480 | |
ebed4c3a | 481 | strlcpy(lastname, fname, MAXPATHLEN); |
eca2adb4 MP |
482 | |
483 | io_write_phase = "unknown"; | |
182dca5c AT |
484 | } |
485 | ||
486 | ||
487 | ||
7b1a0c19 | 488 | void receive_file_entry(struct file_struct **fptr, unsigned short flags, int f) |
182dca5c | 489 | { |
5911fee5 WD |
490 | static time_t modtime; |
491 | static mode_t mode; | |
22d49dc4 | 492 | static DEV64_T rdev, rdev_high; |
5911fee5 WD |
493 | static DEV64_T dev; |
494 | static uid_t uid; | |
495 | static gid_t gid; | |
a289addd WD |
496 | static char lastname[MAXPATHLEN], *lastdir; |
497 | static int lastdir_len = -1; | |
72914a60 | 498 | char thisname[MAXPATHLEN]; |
ebed4c3a | 499 | unsigned int l1 = 0, l2 = 0; |
a1d55ad0 | 500 | int alloc_len, basename_len, dirname_len, linkname_len, sum_len; |
a289addd WD |
501 | OFF_T file_length; |
502 | char *basename, *dirname, *bp; | |
72914a60 AT |
503 | struct file_struct *file; |
504 | ||
5911fee5 WD |
505 | if (!fptr) { |
506 | modtime = 0, mode = 0; | |
22d49dc4 | 507 | rdev = 0, rdev_high = 0, dev = 0; |
5911fee5 WD |
508 | uid = 0, gid = 0; |
509 | *lastname = '\0'; | |
510 | return; | |
511 | } | |
512 | ||
d01d15e0 | 513 | if (flags & XMIT_SAME_NAME) |
72914a60 | 514 | l1 = read_byte(f); |
ebed4c3a | 515 | |
d01d15e0 | 516 | if (flags & XMIT_LONG_NAME) |
72914a60 AT |
517 | l2 = read_int(f); |
518 | else | |
519 | l2 = read_byte(f); | |
520 | ||
ebed4c3a MP |
521 | if (l2 >= MAXPATHLEN - l1) { |
522 | rprintf(FERROR, | |
523 | "overflow: flags=0x%x l1=%d l2=%d lastname=%s\n", | |
d0fd26aa AT |
524 | flags, l1, l2, lastname); |
525 | overflow("receive_file_entry"); | |
526 | } | |
72914a60 | 527 | |
ebed4c3a MP |
528 | strlcpy(thisname, lastname, l1 + 1); |
529 | read_sbuf(f, &thisname[l1], l2); | |
530 | thisname[l1 + l2] = 0; | |
72914a60 | 531 | |
ebed4c3a | 532 | strlcpy(lastname, thisname, MAXPATHLEN); |
72914a60 AT |
533 | |
534 | clean_fname(thisname); | |
535 | ||
0d162bd1 | 536 | if (sanitize_paths) |
cb13abfe | 537 | sanitize_path(thisname, NULL); |
cb13abfe | 538 | |
a289addd WD |
539 | if ((basename = strrchr(thisname, '/')) != NULL) { |
540 | dirname_len = ++basename - thisname; /* counts future '\0' */ | |
541 | if (lastdir_len == dirname_len - 1 | |
542 | && strncmp(thisname, lastdir, lastdir_len) == 0) { | |
543 | dirname = lastdir; | |
544 | dirname_len = 0; /* indicates no copy is needed */ | |
545 | } else | |
546 | dirname = thisname; | |
72914a60 | 547 | } else { |
a289addd WD |
548 | basename = thisname; |
549 | dirname = NULL; | |
550 | dirname_len = 0; | |
72914a60 | 551 | } |
a289addd | 552 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
72914a60 | 553 | |
a289addd | 554 | file_length = read_longint(f); |
d01d15e0 | 555 | if (!(flags & XMIT_SAME_TIME)) |
30f337c9 | 556 | modtime = (time_t)read_int(f); |
d01d15e0 | 557 | if (!(flags & XMIT_SAME_MODE)) |
30f337c9 | 558 | mode = from_wire_mode(read_int(f)); |
1ef00d20 | 559 | |
a289addd WD |
560 | if (preserve_uid && !(flags & XMIT_SAME_UID)) |
561 | uid = (uid_t)read_int(f); | |
562 | if (preserve_gid && !(flags & XMIT_SAME_GID)) | |
563 | gid = (gid_t)read_int(f); | |
564 | ||
1ef00d20 | 565 | if (preserve_devices) { |
75bc8600 | 566 | if (protocol_version < 28) { |
30f337c9 | 567 | if (IS_DEVICE(mode)) { |
d01d15e0 | 568 | if (!(flags & XMIT_SAME_RDEV_pre28)) |
30f337c9 | 569 | rdev = (DEV64_T)read_int(f); |
75bc8600 | 570 | } else |
30f337c9 WD |
571 | rdev = 0; |
572 | } else if (IS_DEVICE(mode)) { | |
d01d15e0 | 573 | if (!(flags & XMIT_SAME_HIGH_RDEV)) { |
22d49dc4 WD |
574 | rdev = (DEV64_T)read_int(f); |
575 | rdev_high = rdev & ~0xFF; | |
30f337c9 | 576 | } else |
22d49dc4 | 577 | rdev = rdev_high | (DEV64_T)read_byte(f); |
1ef00d20 | 578 | } |
b7736c79 | 579 | } |
72914a60 | 580 | |
0d162bd1 | 581 | #if SUPPORT_LINKS |
30f337c9 | 582 | if (preserve_links && S_ISLNK(mode)) { |
a289addd WD |
583 | linkname_len = read_int(f) + 1; /* count the '\0' */ |
584 | if (linkname_len <= 0 || linkname_len > MAXPATHLEN) { | |
585 | rprintf(FERROR, "overflow: linkname_len=%d\n", | |
586 | linkname_len - 1); | |
9dd891bb MP |
587 | overflow("receive_file_entry"); |
588 | } | |
72914a60 | 589 | } |
a289addd | 590 | else |
0d162bd1 | 591 | #endif |
a289addd | 592 | linkname_len = 0; |
0d162bd1 | 593 | |
a289addd WD |
594 | sum_len = always_checksum && S_ISREG(mode) ? MD4_SUM_LENGTH : 0; |
595 | ||
596 | alloc_len = sizeof file[0] + dirname_len + basename_len | |
a1d55ad0 | 597 | + linkname_len + sum_len; |
a289addd WD |
598 | if (!(bp = new_array(char, alloc_len))) |
599 | out_of_memory("receive_file_entry"); | |
600 | file = *fptr = (struct file_struct *)bp; | |
601 | memset(bp, 0, sizeof file[0]); | |
602 | bp += sizeof file[0]; | |
603 | ||
604 | file->flags = flags & XMIT_TOP_DIR ? FLAG_TOP_DIR : 0; | |
605 | file->modtime = modtime; | |
606 | file->length = file_length; | |
607 | file->mode = mode; | |
608 | file->uid = uid; | |
609 | file->gid = gid; | |
610 | ||
611 | if (dirname_len) { | |
612 | file->dirname = lastdir = bp; | |
613 | lastdir_len = dirname_len - 1; | |
614 | memcpy(bp, dirname, dirname_len - 1); | |
615 | bp += dirname_len; | |
616 | bp[-1] = '\0'; | |
617 | } else if (dirname) | |
618 | file->dirname = dirname; | |
619 | ||
620 | file->basename = bp; | |
621 | memcpy(bp, basename, basename_len); | |
622 | bp += basename_len; | |
623 | ||
624 | if (preserve_devices && IS_DEVICE(mode)) | |
625 | file->u.rdev = rdev; | |
626 | ||
627 | #if SUPPORT_LINKS | |
628 | if (linkname_len) { | |
629 | file->u.link = bp; | |
630 | read_sbuf(f, bp, linkname_len - 1); | |
631 | if (sanitize_paths) | |
632 | sanitize_path(bp, lastdir); | |
633 | bp += linkname_len; | |
634 | } | |
635 | #endif | |
636 | ||
637 | #if SUPPORT_HARD_LINKS | |
9312b732 WD |
638 | if (preserve_hard_links && protocol_version < 28 && S_ISREG(mode)) |
639 | flags |= XMIT_HAS_IDEV_DATA; | |
640 | if (flags & XMIT_HAS_IDEV_DATA) { | |
641 | if (!(file->link_u.idev = new(struct idev))) | |
642 | out_of_memory("file inode data"); | |
d04e9c51 | 643 | if (protocol_version < 26) { |
30f337c9 | 644 | dev = read_int(f); |
92cc9dd7 | 645 | file->F_INODE = read_int(f); |
736a6a29 | 646 | } else { |
d01d15e0 | 647 | if (!(flags & XMIT_SAME_DEV)) |
30f337c9 | 648 | dev = read_longint(f); |
92cc9dd7 | 649 | file->F_INODE = read_longint(f); |
736a6a29 | 650 | } |
92cc9dd7 | 651 | file->F_DEV = dev; |
72914a60 | 652 | } |
dc5ddbcc | 653 | #endif |
ebed4c3a | 654 | |
72914a60 | 655 | if (always_checksum) { |
7c4f063b | 656 | char *sum; |
a289addd WD |
657 | if (sum_len) { |
658 | file->u.sum = sum = bp; | |
659 | /*bp += sum_len;*/ | |
fea4db62 WD |
660 | } else if (protocol_version < 28) { |
661 | /* Prior to 28, we get a useless set of nulls. */ | |
7c4f063b | 662 | sum = empty_sum; |
fea4db62 WD |
663 | } else |
664 | sum = NULL; | |
665 | if (sum) { | |
666 | read_buf(f, sum, protocol_version < 21? 2 | |
667 | : MD4_SUM_LENGTH); | |
668 | } | |
72914a60 | 669 | } |
ebed4c3a | 670 | |
72914a60 AT |
671 | if (!preserve_perms) { |
672 | extern int orig_umask; | |
673 | /* set an appropriate set of permissions based on original | |
fea4db62 | 674 | * permissions and umask. This emulates what GNU cp does */ |
72914a60 AT |
675 | file->mode &= ~orig_umask; |
676 | } | |
c627d613 AT |
677 | } |
678 | ||
679 | ||
db719fb0 MP |
680 | /** |
681 | * Create a file_struct for a named file by reading its stat() | |
682 | * information and performing extensive checks against global | |
683 | * options. | |
684 | * | |
685 | * @return the new file, or NULL if there was an error or this file | |
686 | * should be excluded. | |
687 | * | |
688 | * @todo There is a small optimization opportunity here to avoid | |
689 | * stat()ing the file in some circumstances, which has a certain cost. | |
690 | * We are called immediately after doing readdir(), and so we may | |
691 | * already know the d_type of the file. We could for example avoid | |
692 | * statting directories if we're not recursing, but this is not a very | |
693 | * important case. Some systems may not have d_type. | |
694 | **/ | |
a289addd | 695 | struct file_struct *make_file(char *fname, int exclude_level) |
c627d613 | 696 | { |
a289addd WD |
697 | static char *lastdir; |
698 | static int lastdir_len = -1; | |
3ec4dd97 | 699 | struct file_struct *file; |
bcacc18b | 700 | STRUCT_STAT st; |
3ec4dd97 | 701 | char sum[SUM_LENGTH]; |
1923b1fc | 702 | char thisname[MAXPATHLEN]; |
e0870f1d | 703 | char linkname[MAXPATHLEN]; |
a1d55ad0 | 704 | int alloc_len, basename_len, dirname_len, linkname_len, sum_len; |
a289addd | 705 | char *basename, *dirname, *bp; |
4844449a | 706 | unsigned short flags = 0; |
3ec4dd97 | 707 | |
1923b1fc WD |
708 | if (strlcpy(thisname, fname, sizeof thisname) |
709 | >= sizeof thisname - flist_dir_len) { | |
882e6893 WD |
710 | rprintf(FINFO, "skipping overly long name: %s\n", fname); |
711 | return NULL; | |
712 | } | |
1923b1fc | 713 | clean_fname(thisname); |
b7736c79 | 714 | if (sanitize_paths) |
1923b1fc | 715 | sanitize_path(thisname, NULL); |
3ec4dd97 | 716 | |
ebed4c3a | 717 | memset(sum, 0, SUM_LENGTH); |
3ec4dd97 | 718 | |
e0870f1d | 719 | if (readlink_stat(thisname, &st, linkname) != 0) { |
76e26e10 | 720 | int save_errno = errno; |
429f9828 | 721 | if (errno == ENOENT && exclude_level != NO_EXCLUDES) { |
dbda5fbf | 722 | /* either symlink pointing nowhere or file that |
1b85e3f1 DD |
723 | * was removed during rsync run; see if excluded |
724 | * before reporting an error */ | |
1923b1fc | 725 | if (check_exclude_file(thisname, 0, exclude_level)) { |
76e26e10 DD |
726 | /* file is excluded anyway, ignore silently */ |
727 | return NULL; | |
728 | } | |
729 | } | |
06c28400 | 730 | io_error |= IOERR_GENERAL; |
ea42541f | 731 | rprintf(FERROR, "readlink %s failed: %s\n", |
1923b1fc | 732 | full_fname(thisname), strerror(save_errno)); |
3ec4dd97 AT |
733 | return NULL; |
734 | } | |
c627d613 | 735 | |
429f9828 WD |
736 | /* backup.c calls us with exclude_level set to NO_EXCLUDES. */ |
737 | if (exclude_level == NO_EXCLUDES) | |
ebed4c3a | 738 | goto skip_excludes; |
ac1a0994 | 739 | |
24d0fcde | 740 | if (S_ISDIR(st.st_mode) && !recurse && !files_from) { |
1923b1fc | 741 | rprintf(FINFO, "skipping directory %s\n", thisname); |
3ec4dd97 AT |
742 | return NULL; |
743 | } | |
ebed4c3a | 744 | |
0c5f37d9 | 745 | if (one_file_system && st.st_dev != filesystem_dev) { |
4844449a WD |
746 | /* We allow a directory though to preserve the mount point. |
747 | * However, flag it so that we don't recurse. */ | |
748 | if (!S_ISDIR(st.st_mode)) | |
0c5f37d9 | 749 | return NULL; |
4844449a | 750 | flags |= FLAG_MOUNT_POINT; |
0c5f37d9 | 751 | } |
ebed4c3a | 752 | |
1923b1fc | 753 | if (check_exclude_file(thisname, S_ISDIR(st.st_mode) != 0, exclude_level)) |
76e26e10 DD |
754 | return NULL; |
755 | ||
1923b1fc | 756 | if (lp_ignore_nonreadable(module_id) && access(thisname, R_OK) != 0) |
ac1a0994 AT |
757 | return NULL; |
758 | ||
ebed4c3a | 759 | skip_excludes: |
ac1a0994 | 760 | |
ea847c62 WD |
761 | if (verbose > 2) { |
762 | rprintf(FINFO, "[%s] make_file(%s,*,%d)\n", | |
1923b1fc | 763 | who_am_i(), thisname, exclude_level); |
ea847c62 | 764 | } |
ebed4c3a | 765 | |
a289addd WD |
766 | if ((basename = strrchr(thisname, '/')) != NULL) { |
767 | dirname_len = ++basename - thisname; /* counts future '\0' */ | |
768 | if (lastdir_len == dirname_len - 1 | |
769 | && strncmp(thisname, lastdir, lastdir_len) == 0) { | |
770 | dirname = lastdir; | |
771 | dirname_len = 0; /* indicates no copy is needed */ | |
772 | } else | |
773 | dirname = thisname; | |
3ec4dd97 | 774 | } else { |
a289addd WD |
775 | basename = thisname; |
776 | dirname = NULL; | |
777 | dirname_len = 0; | |
3ec4dd97 | 778 | } |
a289addd | 779 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
c627d613 | 780 | |
a289addd WD |
781 | #if SUPPORT_LINKS |
782 | linkname_len = S_ISLNK(st.st_mode) ? strlen(linkname) + 1 : 0; | |
783 | #else | |
784 | linkname_len = 0; | |
785 | #endif | |
786 | ||
a289addd WD |
787 | sum_len = always_checksum && S_ISREG(st.st_mode) ? MD4_SUM_LENGTH : 0; |
788 | ||
789 | alloc_len = sizeof file[0] + dirname_len + basename_len | |
a1d55ad0 | 790 | + linkname_len + sum_len; |
a289addd WD |
791 | if (!(bp = new_array(char, alloc_len))) |
792 | out_of_memory("receive_file_entry"); | |
793 | file = (struct file_struct *)bp; | |
794 | memset(bp, 0, sizeof file[0]); | |
795 | bp += sizeof file[0]; | |
796 | ||
797 | file->flags = flags; | |
3ec4dd97 AT |
798 | file->modtime = st.st_mtime; |
799 | file->length = st.st_size; | |
800 | file->mode = st.st_mode; | |
801 | file->uid = st.st_uid; | |
802 | file->gid = st.st_gid; | |
0d162bd1 | 803 | |
a289addd WD |
804 | if (dirname_len) { |
805 | file->dirname = lastdir = bp; | |
806 | lastdir_len = dirname_len - 1; | |
807 | memcpy(bp, dirname, dirname_len - 1); | |
808 | bp += dirname_len; | |
809 | bp[-1] = '\0'; | |
810 | } else if (dirname) | |
811 | file->dirname = dirname; | |
812 | ||
813 | file->basename = bp; | |
814 | memcpy(bp, basename, basename_len); | |
815 | bp += basename_len; | |
816 | ||
0d162bd1 WD |
817 | #ifdef HAVE_STRUCT_STAT_ST_RDEV |
818 | if (preserve_devices && IS_DEVICE(st.st_mode)) | |
819 | file->u.rdev = st.st_rdev; | |
820 | #endif | |
821 | ||
822 | #if SUPPORT_LINKS | |
a289addd WD |
823 | if (linkname_len) { |
824 | file->u.link = bp; | |
825 | memcpy(bp, linkname, linkname_len); | |
826 | bp += linkname_len; | |
827 | } | |
0d162bd1 WD |
828 | #endif |
829 | ||
830 | #if SUPPORT_HARD_LINKS | |
9312b732 WD |
831 | if (preserve_hard_links) { |
832 | if (protocol_version < 28 ? S_ISREG(st.st_mode) | |
833 | : !S_ISDIR(st.st_mode) && st.st_nlink > 1) { | |
834 | if (!(file->link_u.idev = new(struct idev))) | |
835 | out_of_memory("file inode data"); | |
836 | file->F_DEV = st.st_dev; | |
837 | file->F_INODE = st.st_ino; | |
838 | } | |
c4b4df4f | 839 | } |
c627d613 AT |
840 | #endif |
841 | ||
a289addd WD |
842 | if (sum_len) { |
843 | file->u.sum = bp; | |
844 | file_checksum(thisname, bp, st.st_size); | |
845 | /*bp += sum_len;*/ | |
ebed4c3a | 846 | } |
c627d613 | 847 | |
882e6893 | 848 | file->basedir = flist_dir; |
c627d613 | 849 | |
3ec4dd97 | 850 | if (!S_ISDIR(st.st_mode)) |
a800434a | 851 | stats.total_size += st.st_size; |
c627d613 | 852 | |
3ec4dd97 | 853 | return file; |
c627d613 AT |
854 | } |
855 | ||
856 | ||
ebed4c3a | 857 | void send_file_name(int f, struct file_list *flist, char *fname, |
1ef00d20 | 858 | int recursive, unsigned short base_flags) |
c627d613 | 859 | { |
ebed4c3a | 860 | struct file_struct *file; |
b7736c79 | 861 | char fbuf[MAXPATHLEN]; |
429f9828 | 862 | extern int delete_excluded; |
ebed4c3a | 863 | |
429f9828 | 864 | /* f is set to -1 when calculating deletion file list */ |
a289addd | 865 | file = make_file(fname, |
429f9828 WD |
866 | f == -1 && delete_excluded? SERVER_EXCLUDES |
867 | : ALL_EXCLUDES); | |
ebed4c3a MP |
868 | |
869 | if (!file) | |
870 | return; | |
871 | ||
db719fb0 | 872 | maybe_emit_filelist_progress(flist); |
ebed4c3a | 873 | |
d9d6bc52 | 874 | flist_expand(flist); |
ebed4c3a | 875 | |
64c3523a | 876 | if (write_batch) |
d01d15e0 | 877 | file->flags |= FLAG_TOP_DIR; |
ebed4c3a | 878 | |
c120ff37 | 879 | if (file->basename[0]) { |
ebed4c3a MP |
880 | flist->files[flist->count++] = file; |
881 | send_file_entry(file, f, base_flags); | |
882 | } | |
883 | ||
4844449a WD |
884 | if (recursive && S_ISDIR(file->mode) |
885 | && !(file->flags & FLAG_MOUNT_POINT)) { | |
d01d15e0 | 886 | struct exclude_struct **last_exclude_list = local_exclude_list; |
882e6893 | 887 | send_directory(f, flist, f_name_to(file, fbuf)); |
ebed4c3a MP |
888 | local_exclude_list = last_exclude_list; |
889 | return; | |
890 | } | |
c627d613 AT |
891 | } |
892 | ||
893 | ||
ebed4c3a | 894 | static void send_directory(int f, struct file_list *flist, char *dir) |
c627d613 | 895 | { |
3ec4dd97 AT |
896 | DIR *d; |
897 | struct dirent *di; | |
898 | char fname[MAXPATHLEN]; | |
eddd5d12 | 899 | unsigned int offset; |
3ec4dd97 AT |
900 | char *p; |
901 | ||
902 | d = opendir(dir); | |
903 | if (!d) { | |
06c28400 | 904 | io_error |= IOERR_GENERAL; |
ea42541f WD |
905 | rprintf(FERROR, "opendir %s failed: %s\n", |
906 | full_fname(dir), strerror(errno)); | |
3ec4dd97 AT |
907 | return; |
908 | } | |
c627d613 | 909 | |
eddd5d12 WD |
910 | offset = strlcpy(fname, dir, MAXPATHLEN); |
911 | p = fname + offset; | |
912 | if (offset >= MAXPATHLEN || p[-1] != '/') { | |
913 | if (offset >= MAXPATHLEN - 1) { | |
06c28400 | 914 | io_error |= IOERR_GENERAL; |
ea42541f WD |
915 | rprintf(FERROR, "skipping long-named directory: %s\n", |
916 | full_fname(fname)); | |
3ec4dd97 AT |
917 | closedir(d); |
918 | return; | |
919 | } | |
eddd5d12 WD |
920 | *p++ = '/'; |
921 | offset++; | |
3ec4dd97 | 922 | } |
c627d613 | 923 | |
3d913675 AT |
924 | local_exclude_list = NULL; |
925 | ||
3ec4dd97 | 926 | if (cvs_exclude) { |
eddd5d12 WD |
927 | if (strlcpy(p, ".cvsignore", MAXPATHLEN - offset) |
928 | < MAXPATHLEN - offset) | |
57469f6c | 929 | add_exclude_file(&local_exclude_list,fname,MISSING_OK,ADD_EXCLUDE); |
eddd5d12 | 930 | else { |
06c28400 | 931 | io_error |= IOERR_GENERAL; |
ebed4c3a MP |
932 | rprintf(FINFO, |
933 | "cannot cvs-exclude in long-named directory %s\n", | |
ea42541f | 934 | full_fname(fname)); |
3ec4dd97 | 935 | } |
ebed4c3a MP |
936 | } |
937 | ||
6a7cc46c | 938 | for (errno = 0, di = readdir(d); di; errno = 0, di = readdir(d)) { |
d6e6ecbd | 939 | char *dname = d_name(di); |
6a7cc46c S |
940 | if (dname[0] == '.' && (dname[1] == '\0' |
941 | || (dname[1] == '.' && dname[2] == '\0'))) | |
3ec4dd97 | 942 | continue; |
eddd5d12 WD |
943 | if (strlcpy(p, dname, MAXPATHLEN - offset) < MAXPATHLEN - offset) |
944 | send_file_name(f, flist, fname, recurse, 0); | |
945 | else { | |
946 | io_error |= IOERR_GENERAL; | |
947 | rprintf(FINFO, | |
948 | "cannot send long-named file %s\n", | |
949 | full_fname(fname)); | |
950 | } | |
3ec4dd97 | 951 | } |
6a7cc46c | 952 | if (errno) { |
06c28400 | 953 | io_error |= IOERR_GENERAL; |
6a7cc46c | 954 | rprintf(FERROR, "readdir(%s): (%d) %s\n", |
eddd5d12 | 955 | dir, errno, strerror(errno)); |
6a7cc46c | 956 | } |
c627d613 | 957 | |
429f9828 WD |
958 | if (local_exclude_list) |
959 | free_exclude_list(&local_exclude_list); /* Zeros pointer too */ | |
3d913675 | 960 | |
3ec4dd97 | 961 | closedir(d); |
c627d613 AT |
962 | } |
963 | ||
964 | ||
c4fea82f | 965 | /** |
429f9828 WD |
966 | * The delete_files() function in receiver.c sets f to -1 so that we just |
967 | * construct the file list in memory without sending it over the wire. It | |
968 | * also has the side-effect of ignoring user-excludes if delete_excluded | |
969 | * is set (so that the delete list includes user-excluded files). | |
c4fea82f | 970 | **/ |
ebed4c3a | 971 | struct file_list *send_file_list(int f, int argc, char *argv[]) |
c627d613 | 972 | { |
24d0fcde | 973 | int l; |
bcacc18b | 974 | STRUCT_STAT st; |
808c57c3 | 975 | char *p, *dir, olddir[sizeof curr_dir]; |
ebed4c3a | 976 | char lastpath[MAXPATHLEN] = ""; |
649d65ed | 977 | struct file_list *flist; |
a800434a | 978 | int64 start_write; |
24d0fcde | 979 | int use_ff_fd = 0; |
649d65ed | 980 | |
1bbd10fe DD |
981 | if (show_filelist_p() && f != -1) |
982 | start_filelist_progress("building file list"); | |
c627d613 | 983 | |
a800434a AT |
984 | start_write = stats.total_written; |
985 | ||
3d382777 | 986 | flist = flist_new(); |
c627d613 | 987 | |
d6dead6b | 988 | if (f != -1) { |
76c21947 | 989 | io_start_buffering_out(f); |
24d0fcde | 990 | if (filesfrom_fd >= 0) { |
808c57c3 | 991 | if (argv[0] && !push_dir(argv[0])) { |
ea42541f WD |
992 | rprintf(FERROR, "push_dir %s failed: %s\n", |
993 | full_fname(argv[0]), strerror(errno)); | |
24d0fcde WD |
994 | exit_cleanup(RERR_FILESELECT); |
995 | } | |
996 | use_ff_fd = 1; | |
997 | } | |
d6dead6b AT |
998 | } |
999 | ||
24d0fcde | 1000 | while (1) { |
fc638474 DD |
1001 | char fname2[MAXPATHLEN]; |
1002 | char *fname = fname2; | |
c627d613 | 1003 | |
24d0fcde WD |
1004 | if (use_ff_fd) { |
1005 | if (read_filesfrom_line(filesfrom_fd, fname) == 0) | |
1006 | break; | |
1007 | sanitize_path(fname, NULL); | |
1008 | } else { | |
1009 | if (argc-- == 0) | |
1010 | break; | |
1011 | strlcpy(fname, *argv++, MAXPATHLEN); | |
1012 | if (sanitize_paths) | |
1013 | sanitize_path(fname, NULL); | |
1014 | } | |
c627d613 | 1015 | |
649d65ed | 1016 | l = strlen(fname); |
6931c138 WD |
1017 | if (fname[l - 1] == '/') { |
1018 | if (l == 2 && fname[0] == '.') { | |
1019 | /* Turn "./" into just "." rather than "./." */ | |
1020 | fname[1] = '\0'; | |
eddd5d12 WD |
1021 | } else if (l < MAXPATHLEN) { |
1022 | fname[l++] = '.'; | |
1023 | fname[l] = '\0'; | |
53f821f1 | 1024 | } |
649d65ed | 1025 | } |
c627d613 | 1026 | |
ebed4c3a | 1027 | if (link_stat(fname, &st) != 0) { |
f76933b1 | 1028 | if (f != -1) { |
06c28400 | 1029 | io_error |= IOERR_GENERAL; |
ea42541f WD |
1030 | rprintf(FERROR, "link_stat %s failed: %s\n", |
1031 | full_fname(fname), strerror(errno)); | |
f76933b1 | 1032 | } |
649d65ed AT |
1033 | continue; |
1034 | } | |
c627d613 | 1035 | |
24d0fcde | 1036 | if (S_ISDIR(st.st_mode) && !recurse && !files_from) { |
ebed4c3a | 1037 | rprintf(FINFO, "skipping directory %s\n", fname); |
649d65ed AT |
1038 | continue; |
1039 | } | |
c627d613 | 1040 | |
649d65ed | 1041 | dir = NULL; |
808c57c3 | 1042 | olddir[0] = '\0'; |
649d65ed AT |
1043 | |
1044 | if (!relative_paths) { | |
ebed4c3a | 1045 | p = strrchr(fname, '/'); |
649d65ed AT |
1046 | if (p) { |
1047 | *p = 0; | |
ebed4c3a | 1048 | if (p == fname) |
649d65ed AT |
1049 | dir = "/"; |
1050 | else | |
ebed4c3a MP |
1051 | dir = fname; |
1052 | fname = p + 1; | |
649d65ed | 1053 | } |
24d0fcde | 1054 | } else if (f != -1 && implied_dirs && (p=strrchr(fname,'/')) && p != fname) { |
649d65ed AT |
1055 | /* this ensures we send the intermediate directories, |
1056 | thus getting their permissions right */ | |
2154309a | 1057 | char *lp = lastpath, *fn = fname, *slash = fname; |
649d65ed | 1058 | *p = 0; |
2154309a WD |
1059 | /* Skip any initial directories in our path that we |
1060 | * have in common with lastpath. */ | |
1061 | while (*fn && *lp == *fn) { | |
1062 | if (*fn == '/') | |
1063 | slash = fn; | |
1064 | lp++, fn++; | |
1065 | } | |
1066 | *p = '/'; | |
1067 | if (fn != p || (*lp && *lp != '/')) { | |
1068 | int copy_links_saved = copy_links; | |
1069 | int recurse_saved = recurse; | |
1070 | copy_links = copy_unsafe_links; | |
1071 | /* set recurse to 1 to prevent make_file | |
1072 | * from ignoring directory, but still | |
1073 | * turn off the recursive parameter to | |
1074 | * send_file_name */ | |
1075 | recurse = 1; | |
1076 | while ((slash = strchr(slash+1, '/')) != 0) { | |
1077 | *slash = 0; | |
1078 | send_file_name(f, flist, fname, 0, 0); | |
1079 | *slash = '/'; | |
649d65ed | 1080 | } |
2154309a WD |
1081 | copy_links = copy_links_saved; |
1082 | recurse = recurse_saved; | |
1083 | *p = 0; | |
1084 | strlcpy(lastpath, fname, sizeof lastpath); | |
649d65ed AT |
1085 | *p = '/'; |
1086 | } | |
1087 | } | |
ebed4c3a | 1088 | |
649d65ed AT |
1089 | if (!*fname) |
1090 | fname = "."; | |
ebed4c3a | 1091 | |
649d65ed | 1092 | if (dir && *dir) { |
882e6893 WD |
1093 | static char *lastdir; |
1094 | static int lastdir_len; | |
1095 | ||
808c57c3 | 1096 | strcpy(olddir, curr_dir); /* can't overflow */ |
5243c216 | 1097 | |
808c57c3 | 1098 | if (!push_dir(dir)) { |
06c28400 | 1099 | io_error |= IOERR_GENERAL; |
ea42541f WD |
1100 | rprintf(FERROR, "push_dir %s failed: %s\n", |
1101 | full_fname(dir), strerror(errno)); | |
649d65ed AT |
1102 | continue; |
1103 | } | |
5243c216 | 1104 | |
882e6893 WD |
1105 | if (lastdir && strcmp(lastdir, dir) == 0) { |
1106 | flist_dir = lastdir; | |
1107 | flist_dir_len = lastdir_len; | |
1108 | } else { | |
882e6893 WD |
1109 | flist_dir = lastdir = strdup(dir); |
1110 | flist_dir_len = lastdir_len = strlen(dir); | |
1111 | } | |
2bca43f6 | 1112 | } |
ebed4c3a | 1113 | |
2bca43f6 DD |
1114 | if (one_file_system) |
1115 | set_filesystem(fname); | |
1116 | ||
d01d15e0 | 1117 | send_file_name(f, flist, fname, recurse, XMIT_TOP_DIR); |
2bca43f6 | 1118 | |
808c57c3 | 1119 | if (olddir[0]) { |
649d65ed | 1120 | flist_dir = NULL; |
882e6893 | 1121 | flist_dir_len = 0; |
808c57c3 | 1122 | if (!pop_dir(olddir)) { |
ea42541f WD |
1123 | rprintf(FERROR, "pop_dir %s failed: %s\n", |
1124 | full_fname(dir), strerror(errno)); | |
65417579 | 1125 | exit_cleanup(RERR_FILESELECT); |
649d65ed | 1126 | } |
649d65ed | 1127 | } |
649d65ed | 1128 | } |
dc5ddbcc | 1129 | |
983b1ed3 | 1130 | if (f != -1) { |
ebed4c3a | 1131 | send_file_entry(NULL, f, 0); |
c627d613 | 1132 | |
983b1ed3 WD |
1133 | if (show_filelist_p()) |
1134 | finish_filelist_progress(flist); | |
1135 | } | |
ebed4c3a | 1136 | |
827c37f6 | 1137 | clean_flist(flist, 0, 0); |
ebed4c3a | 1138 | |
785db4ce WD |
1139 | if (f != -1) { |
1140 | /* Now send the uid/gid list. This was introduced in | |
1141 | * protocol version 15 */ | |
649d65ed | 1142 | send_uid_list(f); |
f6c34742 | 1143 | |
983b1ed3 | 1144 | /* send the io_error flag */ |
ebed4c3a | 1145 | write_int(f, lp_ignore_errors(module_id) ? 0 : io_error); |
6ba9279f | 1146 | |
a261989c | 1147 | io_end_buffering(); |
a800434a AT |
1148 | stats.flist_size = stats.total_written - start_write; |
1149 | stats.num_files = flist->count; | |
64c3523a | 1150 | if (write_batch) |
ebed4c3a | 1151 | write_batch_flist_info(flist->count, flist->files); |
d6dead6b AT |
1152 | } |
1153 | ||
17faa41c | 1154 | if (verbose > 2) |
ebed4c3a | 1155 | rprintf(FINFO, "send_file_list done\n"); |
17faa41c | 1156 | |
649d65ed | 1157 | return flist; |
c627d613 AT |
1158 | } |
1159 | ||
1160 | ||
1161 | struct file_list *recv_file_list(int f) | |
1162 | { | |
ebed4c3a | 1163 | struct file_list *flist; |
1ef00d20 | 1164 | unsigned short flags; |
ebed4c3a MP |
1165 | int64 start_read; |
1166 | extern int list_only; | |
c627d613 | 1167 | |
1bbd10fe DD |
1168 | if (show_filelist_p()) |
1169 | start_filelist_progress("receiving file list"); | |
c627d613 | 1170 | |
ebed4c3a | 1171 | start_read = stats.total_read; |
a800434a | 1172 | |
58cadc86 | 1173 | flist = new(struct file_list); |
ebed4c3a MP |
1174 | if (!flist) |
1175 | goto oom; | |
c627d613 | 1176 | |
ebed4c3a MP |
1177 | flist->count = 0; |
1178 | flist->malloced = 1000; | |
58cadc86 | 1179 | flist->files = new_array(struct file_struct *, flist->malloced); |
ebed4c3a MP |
1180 | if (!flist->files) |
1181 | goto oom; | |
c627d613 AT |
1182 | |
1183 | ||
1ef00d20 | 1184 | while ((flags = read_byte(f)) != 0) { |
5d2c5c4c | 1185 | int i = flist->count; |
dbda5fbf | 1186 | |
d9d6bc52 | 1187 | flist_expand(flist); |
c627d613 | 1188 | |
d01d15e0 | 1189 | if (protocol_version >= 28 && (flags & XMIT_EXTENDED_FLAGS)) |
75bc8600 | 1190 | flags |= read_byte(f) << 8; |
ebed4c3a | 1191 | receive_file_entry(&flist->files[i], flags, f); |
c627d613 | 1192 | |
ebed4c3a MP |
1193 | if (S_ISREG(flist->files[i]->mode)) |
1194 | stats.total_size += flist->files[i]->length; | |
c627d613 | 1195 | |
ebed4c3a | 1196 | flist->count++; |
c627d613 | 1197 | |
db719fb0 | 1198 | maybe_emit_filelist_progress(flist); |
1bbd10fe | 1199 | |
8018edd3 | 1200 | if (verbose > 2) { |
ebed4c3a MP |
1201 | rprintf(FINFO, "recv_file_name(%s)\n", |
1202 | f_name(flist->files[i])); | |
8018edd3 | 1203 | } |
ebed4c3a | 1204 | } |
5911fee5 | 1205 | receive_file_entry(NULL, 0, 0); /* Signal that we're done. */ |
c627d613 | 1206 | |
ebed4c3a MP |
1207 | if (verbose > 2) |
1208 | rprintf(FINFO, "received %d names\n", flist->count); | |
c627d613 | 1209 | |
b7736c79 | 1210 | if (show_filelist_p()) |
1bbd10fe | 1211 | finish_filelist_progress(flist); |
a06d19e3 | 1212 | |
983b1ed3 WD |
1213 | clean_flist(flist, relative_paths, 1); |
1214 | ||
785db4ce WD |
1215 | if (f != -1) { |
1216 | /* Now send the uid/gid list. This was introduced in | |
1217 | * protocol version 15 */ | |
ebed4c3a | 1218 | recv_uid_list(f, flist); |
f6c34742 | 1219 | |
785db4ce WD |
1220 | if (!read_batch) { |
1221 | /* Recv the io_error flag */ | |
1222 | if (lp_ignore_errors(module_id) || ignore_errors) | |
1223 | read_int(f); | |
1224 | else | |
1225 | io_error |= read_int(f); | |
1226 | } | |
ebed4c3a | 1227 | } |
6ba9279f | 1228 | |
ebed4c3a MP |
1229 | if (list_only) { |
1230 | int i; | |
b7736c79 | 1231 | for (i = 0; i < flist->count; i++) |
ebed4c3a | 1232 | list_file_entry(flist->files[i]); |
ebed4c3a | 1233 | } |
f7632fc6 | 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 | 1292 | /* |
a289addd WD |
1293 | * Free up any resources a file_struct has allocated, and optionally free |
1294 | * it up as well. | |
3ec4dd97 | 1295 | */ |
a289addd | 1296 | void free_file(struct file_struct *file, int free_the_struct) |
c627d613 | 1297 | { |
9312b732 WD |
1298 | #if SUPPORT_HARD_LINKS |
1299 | if (file->link_u.idev) | |
1300 | free((char*)file->link_u.idev); /* Handles link_u.links too. */ | |
1301 | #endif | |
a289addd WD |
1302 | if (free_the_struct) |
1303 | free(file); | |
1304 | else | |
1305 | memset(file, 0, sizeof file[0]); | |
3ec4dd97 | 1306 | } |
c627d613 | 1307 | |
c627d613 | 1308 | |
3d382777 AT |
1309 | /* |
1310 | * allocate a new file list | |
1311 | */ | |
1e34e4b7 | 1312 | struct file_list *flist_new(void) |
3d382777 AT |
1313 | { |
1314 | struct file_list *flist; | |
1315 | ||
58cadc86 | 1316 | flist = new(struct file_list); |
ebed4c3a MP |
1317 | if (!flist) |
1318 | out_of_memory("send_file_list"); | |
3d382777 | 1319 | |
ebed4c3a | 1320 | flist->count = 0; |
d9d6bc52 MP |
1321 | flist->malloced = 0; |
1322 | flist->files = NULL; | |
1323 | ||
3d382777 AT |
1324 | return flist; |
1325 | } | |
ebed4c3a | 1326 | |
3ec4dd97 AT |
1327 | /* |
1328 | * free up all elements in a flist | |
1329 | */ | |
1330 | void flist_free(struct file_list *flist) | |
1331 | { | |
1332 | int i; | |
a289addd WD |
1333 | for (i = 1; i < flist->count; i++) |
1334 | free_file(flist->files[i], FREE_STRUCT); | |
3ec4dd97 | 1335 | free(flist->files); |
3ec4dd97 | 1336 | free(flist); |
c627d613 AT |
1337 | } |
1338 | ||
1339 | ||
1340 | /* | |
1341 | * This routine ensures we don't have any duplicate names in our file list. | |
dbda5fbf | 1342 | * duplicate names can cause corruption because of the pipelining |
c627d613 | 1343 | */ |
827c37f6 | 1344 | static void clean_flist(struct file_list *flist, int strip_root, int no_dups) |
c627d613 | 1345 | { |
6931c138 | 1346 | int i, prev_i = 0; |
c627d613 | 1347 | |
ebed4c3a | 1348 | if (!flist || flist->count == 0) |
3ec4dd97 | 1349 | return; |
3ec4dd97 | 1350 | |
ebed4c3a MP |
1351 | qsort(flist->files, flist->count, |
1352 | sizeof(flist->files[0]), (int (*)()) file_compare); | |
1353 | ||
827c37f6 | 1354 | for (i = no_dups? 0 : flist->count; i < flist->count; i++) { |
b91b50c0 | 1355 | if (flist->files[i]->basename) { |
6931c138 | 1356 | prev_i = i; |
b91b50c0 WD |
1357 | break; |
1358 | } | |
1359 | } | |
1360 | while (++i < flist->count) { | |
1361 | if (!flist->files[i]->basename) | |
1362 | continue; | |
8018edd3 | 1363 | if (f_name_cmp(flist->files[i], flist->files[prev_i]) == 0) { |
b91b50c0 | 1364 | if (verbose > 1 && !am_server) { |
ebed4c3a MP |
1365 | rprintf(FINFO, |
1366 | "removing duplicate name %s from file list %d\n", | |
8018edd3 | 1367 | f_name(flist->files[i]), i); |
b91b50c0 | 1368 | } |
6931c138 WD |
1369 | /* Make sure that if we unduplicate '.', that we don't |
1370 | * lose track of a user-specified starting point (or | |
1371 | * else deletions will mysteriously fail with -R). */ | |
d01d15e0 WD |
1372 | if (flist->files[i]->flags & FLAG_TOP_DIR) |
1373 | flist->files[prev_i]->flags |= FLAG_TOP_DIR; | |
a289addd | 1374 | free_file(flist->files[i], CLEAR_STRUCT); |
728d0922 | 1375 | } else |
6931c138 | 1376 | prev_i = i; |
3ec4dd97 | 1377 | } |
0199b05f AT |
1378 | |
1379 | if (strip_root) { | |
1380 | /* we need to strip off the root directory in the case | |
1381 | of relative paths, but this must be done _after_ | |
1382 | the sorting phase */ | |
ebed4c3a | 1383 | for (i = 0; i < flist->count; i++) { |
0199b05f AT |
1384 | if (flist->files[i]->dirname && |
1385 | flist->files[i]->dirname[0] == '/') { | |
1386 | memmove(&flist->files[i]->dirname[0], | |
1387 | &flist->files[i]->dirname[1], | |
1388 | strlen(flist->files[i]->dirname)); | |
1389 | } | |
ebed4c3a MP |
1390 | |
1391 | if (flist->files[i]->dirname && | |
0199b05f AT |
1392 | !flist->files[i]->dirname[0]) { |
1393 | flist->files[i]->dirname = NULL; | |
1394 | } | |
1395 | } | |
1396 | } | |
1397 | ||
ebed4c3a MP |
1398 | if (verbose <= 3) |
1399 | return; | |
0199b05f | 1400 | |
ebed4c3a | 1401 | for (i = 0; i < flist->count; i++) { |
ea847c62 WD |
1402 | rprintf(FINFO, "[%s] i=%d %s %s %s mode=0%o len=%.0f\n", |
1403 | who_am_i(), i, | |
4c7e4607 | 1404 | NS(flist->files[i]->basedir), |
74e708d8 AT |
1405 | NS(flist->files[i]->dirname), |
1406 | NS(flist->files[i]->basename), | |
08a740ff | 1407 | (int) flist->files[i]->mode, |
ebed4c3a | 1408 | (double) flist->files[i]->length); |
0199b05f | 1409 | } |
3ec4dd97 AT |
1410 | } |
1411 | ||
1412 | ||
8018edd3 WD |
1413 | enum fnc_state { fnc_DIR, fnc_SLASH, fnc_BASE }; |
1414 | ||
1415 | /* Compare the names of two file_struct entities, just like strcmp() | |
1416 | * would do if it were operating on the joined strings. We assume | |
1417 | * that there are no 0-length strings. | |
3ec4dd97 | 1418 | */ |
8018edd3 | 1419 | int f_name_cmp(struct file_struct *f1, struct file_struct *f2) |
3ec4dd97 | 1420 | { |
8018edd3 WD |
1421 | int dif; |
1422 | const uchar *c1, *c2; | |
1ef00d20 | 1423 | enum fnc_state state1, state2; |
8018edd3 WD |
1424 | |
1425 | if (!f1 || !f1->basename) { | |
1426 | if (!f2 || !f2->basename) | |
1427 | return 0; | |
1428 | return -1; | |
1429 | } | |
1430 | if (!f2 || !f2->basename) | |
1431 | return 1; | |
1432 | ||
e90b8ace | 1433 | if (!(c1 = (uchar*)f1->dirname)) { |
8018edd3 | 1434 | state1 = fnc_BASE; |
e90b8ace | 1435 | c1 = (uchar*)f1->basename; |
728d0922 | 1436 | } else |
1ef00d20 | 1437 | state1 = fnc_DIR; |
e90b8ace | 1438 | if (!(c2 = (uchar*)f2->dirname)) { |
8018edd3 | 1439 | state2 = fnc_BASE; |
e90b8ace | 1440 | c2 = (uchar*)f2->basename; |
728d0922 | 1441 | } else |
1ef00d20 | 1442 | state2 = fnc_DIR; |
8018edd3 WD |
1443 | |
1444 | while (1) { | |
1445 | if ((dif = (int)*c1 - (int)*c2) != 0) | |
1446 | break; | |
1447 | if (!*++c1) { | |
1448 | switch (state1) { | |
1449 | case fnc_DIR: | |
1450 | state1 = fnc_SLASH; | |
e90b8ace | 1451 | c1 = (uchar*)"/"; |
8018edd3 WD |
1452 | break; |
1453 | case fnc_SLASH: | |
1454 | state1 = fnc_BASE; | |
e90b8ace | 1455 | c1 = (uchar*)f1->basename; |
8018edd3 WD |
1456 | break; |
1457 | case fnc_BASE: | |
1458 | break; | |
1459 | } | |
1460 | } | |
1461 | if (!*++c2) { | |
1462 | switch (state2) { | |
1463 | case fnc_DIR: | |
1464 | state2 = fnc_SLASH; | |
e90b8ace | 1465 | c2 = (uchar*)"/"; |
8018edd3 WD |
1466 | break; |
1467 | case fnc_SLASH: | |
1468 | state2 = fnc_BASE; | |
e90b8ace | 1469 | c2 = (uchar*)f2->basename; |
8018edd3 WD |
1470 | break; |
1471 | case fnc_BASE: | |
1472 | if (!*c1) | |
1473 | return 0; | |
1474 | break; | |
1475 | } | |
1476 | } | |
1477 | } | |
1478 | ||
1479 | return dif; | |
1480 | } | |
1481 | ||
3ec4dd97 | 1482 | |
8018edd3 | 1483 | /* Return a copy of the full filename of a flist entry, using the indicated |
882e6893 WD |
1484 | * buffer. No size-checking is done because we checked the size when creating |
1485 | * the file_struct entry. | |
8018edd3 | 1486 | */ |
882e6893 | 1487 | char *f_name_to(struct file_struct *f, char *fbuf) |
8018edd3 | 1488 | { |
ebed4c3a MP |
1489 | if (!f || !f->basename) |
1490 | return NULL; | |
3ec4dd97 | 1491 | |
3ec4dd97 | 1492 | if (f->dirname) { |
882e6893 WD |
1493 | int len = strlen(f->dirname); |
1494 | memcpy(fbuf, f->dirname, len); | |
1495 | fbuf[len] = '/'; | |
1496 | strcpy(fbuf + len + 1, f->basename); | |
8018edd3 | 1497 | } else |
882e6893 | 1498 | strcpy(fbuf, f->basename); |
b7736c79 | 1499 | return fbuf; |
8018edd3 | 1500 | } |
e03dfae5 | 1501 | |
3ec4dd97 | 1502 | |
8018edd3 WD |
1503 | /* Like f_name_to(), but we rotate through 5 static buffers of our own. |
1504 | */ | |
1505 | char *f_name(struct file_struct *f) | |
1506 | { | |
1507 | static char names[5][MAXPATHLEN]; | |
1508 | static unsigned int n; | |
1509 | ||
1510 | n = (n + 1) % (sizeof names / sizeof names[0]); | |
1511 | ||
882e6893 | 1512 | return f_name_to(f, names[n]); |
c627d613 | 1513 | } |