Commit | Line | Data |
---|---|---|
dbda5fbf | 1 | /* |
0f78b815 WD |
2 | * Generate and receive file lists. |
3 | * | |
4 | * Copyright (C) 1996 Andrew Tridgell | |
5 | * Copyright (C) 1996 Paul Mackerras | |
6 | * Copyright (C) 2001, 2002 Martin Pool <mbp@samba.org> | |
7 | * Copyright (C) 2002, 2003, 2004, 2005, 2006 Wayne Davison | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
736a6a29 | 13 | * |
0f78b815 WD |
14 | * This program is distributed in the hope that it will be useful, |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
172875cf | 18 | * |
e7c67065 WD |
19 | * You should have received a copy of the GNU General Public License along |
20 | * with this program; if not, write to the Free Software Foundation, Inc., | |
21 | * 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. | |
0f78b815 | 22 | */ |
c627d613 AT |
23 | |
24 | #include "rsync.h" | |
25 | ||
26 | extern int verbose; | |
34e18ecd | 27 | extern int list_only; |
f05f993e | 28 | extern int am_root; |
c627d613 | 29 | extern int am_server; |
a8726d2a | 30 | extern int am_daemon; |
56194bcd | 31 | extern int am_sender; |
8715db2c | 32 | extern int do_progress; |
c627d613 | 33 | extern int always_checksum; |
983b1ed3 WD |
34 | extern int module_id; |
35 | extern int ignore_errors; | |
4836c3ee | 36 | extern int numeric_ids; |
a06d19e3 | 37 | extern int recurse; |
7e037c42 | 38 | extern int xfer_dirs; |
24d0fcde | 39 | extern int filesfrom_fd; |
c627d613 | 40 | extern int one_file_system; |
88c2190a | 41 | extern int copy_dirlinks; |
314f4591 | 42 | extern int keep_dirlinks; |
c627d613 | 43 | extern int preserve_links; |
dc5ddbcc | 44 | extern int preserve_hard_links; |
c627d613 | 45 | extern int preserve_devices; |
b5c6a6ae | 46 | extern int preserve_specials; |
c627d613 AT |
47 | extern int preserve_uid; |
48 | extern int preserve_gid; | |
6574b4f7 | 49 | extern int relative_paths; |
24d0fcde | 50 | extern int implied_dirs; |
96293cf9 | 51 | extern int flist_extra_cnt; |
53039410 WD |
52 | extern int ignore_perishable; |
53 | extern int non_perishable_cnt; | |
85aecef6 | 54 | extern int prune_empty_dirs; |
82306bf6 | 55 | extern int copy_links; |
b5313607 | 56 | extern int copy_unsafe_links; |
d04e9c51 | 57 | extern int protocol_version; |
cb13abfe | 58 | extern int sanitize_paths; |
d64e6f42 WD |
59 | extern struct stats stats; |
60 | extern struct file_list *the_file_list; | |
9d155ecd | 61 | extern alloc_pool_t hlink_pool; |
c627d613 | 62 | |
e1f40891 WD |
63 | extern char curr_dir[MAXPATHLEN]; |
64 | ||
2b7e0f33 WD |
65 | extern struct chmod_mode_struct *chmod_modes; |
66 | ||
7842418b WD |
67 | extern struct filter_list_struct filter_list; |
68 | extern struct filter_list_struct server_filter_list; | |
c627d613 | 69 | |
06c28400 | 70 | int io_error; |
7752df41 | 71 | int checksum_len; |
535737bf | 72 | dev_t filesystem_dev; /* used to implement -x */ |
82ad07c4 WD |
73 | |
74 | /* The tmp_* vars are used as a cache area by make_file() to store data | |
75 | * that the sender doesn't need to remember in its file list. The data | |
76 | * will survive just long enough to be used by send_file_entry(). */ | |
77 | static dev_t tmp_rdev; | |
9d155ecd | 78 | #ifdef SUPPORT_HARD_LINKS |
82ad07c4 | 79 | static struct idev tmp_idev; |
9d155ecd | 80 | #endif |
82ad07c4 | 81 | static char tmp_sum[MD4_SUM_LENGTH]; |
06c28400 | 82 | |
fea4db62 | 83 | static char empty_sum[MD4_SUM_LENGTH]; |
c7565dad | 84 | static int flist_count_offset; /* for --delete --progress */ |
3d382777 | 85 | |
827c37f6 | 86 | static void clean_flist(struct file_list *flist, int strip_root, int no_dups); |
32cbfe7b | 87 | static void output_flist(struct file_list *flist); |
0199b05f | 88 | |
61dec11a WD |
89 | void init_flist(void) |
90 | { | |
96293cf9 WD |
91 | if (verbose > 4) { |
92 | rprintf(FINFO, "FILE_STRUCT_LEN=%d, EXTRA_LEN=%d\n", | |
6aef83c9 | 93 | (int)FILE_STRUCT_LEN, (int)EXTRA_LEN); |
96293cf9 | 94 | } |
7752df41 | 95 | checksum_len = protocol_version < 21 ? 2 : MD4_SUM_LENGTH; |
61dec11a WD |
96 | } |
97 | ||
1bbd10fe | 98 | static int show_filelist_p(void) |
58225000 | 99 | { |
7e037c42 | 100 | return verbose && xfer_dirs && !am_server; |
1bbd10fe | 101 | } |
ebed4c3a | 102 | |
1bbd10fe DD |
103 | static void start_filelist_progress(char *kind) |
104 | { | |
ea124cb3 | 105 | rprintf(FCLIENT, "%s ... ", kind); |
e5ce3bcf | 106 | if (verbose > 1 || do_progress) |
ea124cb3 | 107 | rprintf(FCLIENT, "\n"); |
1bbd10fe | 108 | rflush(FINFO); |
58225000 MP |
109 | } |
110 | ||
53135fe8 | 111 | static void emit_filelist_progress(int count) |
db719fb0 | 112 | { |
ea124cb3 | 113 | rprintf(FCLIENT, " %d files...\r", count); |
db719fb0 MP |
114 | } |
115 | ||
53135fe8 | 116 | static void maybe_emit_filelist_progress(int count) |
58225000 | 117 | { |
53135fe8 WD |
118 | if (do_progress && show_filelist_p() && (count % 100) == 0) |
119 | emit_filelist_progress(count); | |
58225000 MP |
120 | } |
121 | ||
1bbd10fe | 122 | static void finish_filelist_progress(const struct file_list *flist) |
58225000 | 123 | { |
1bbd10fe DD |
124 | if (do_progress) { |
125 | /* This overwrites the progress line */ | |
c7b562be MP |
126 | rprintf(FINFO, "%d file%sto consider\n", |
127 | flist->count, flist->count == 1 ? " " : "s "); | |
b7736c79 | 128 | } else |
1bbd10fe | 129 | rprintf(FINFO, "done\n"); |
58225000 MP |
130 | } |
131 | ||
86943126 MP |
132 | void show_flist_stats(void) |
133 | { | |
134 | /* Nothing yet */ | |
135 | } | |
136 | ||
f7632fc6 AT |
137 | static void list_file_entry(struct file_struct *f) |
138 | { | |
78d146e8 | 139 | char permbuf[PERMSTRING_SIZE]; |
96293cf9 | 140 | double len; |
f7632fc6 | 141 | |
96293cf9 | 142 | if (!F_IS_ACTIVE(f)) { |
7212be92 DD |
143 | /* this can happen if duplicate names were removed */ |
144 | return; | |
e5ce3bcf | 145 | } |
7212be92 | 146 | |
78d146e8 | 147 | permstring(permbuf, f->mode); |
96293cf9 | 148 | len = F_LENGTH(f); |
740819ef | 149 | |
4f5b0756 | 150 | #ifdef SUPPORT_LINKS |
f7632fc6 | 151 | if (preserve_links && S_ISLNK(f->mode)) { |
ebed4c3a | 152 | rprintf(FINFO, "%s %11.0f %s %s -> %s\n", |
96293cf9 | 153 | permbuf, len, timestring(f->modtime), |
82ad07c4 | 154 | f_name(f, NULL), F_SYMLINK(f)); |
0d162bd1 WD |
155 | } else |
156 | #endif | |
e5ce3bcf | 157 | { |
ebed4c3a | 158 | rprintf(FINFO, "%s %11.0f %s %s\n", |
96293cf9 | 159 | permbuf, len, timestring(f->modtime), |
5e4ff5f9 | 160 | f_name(f, NULL)); |
e5ce3bcf | 161 | } |
f7632fc6 AT |
162 | } |
163 | ||
cad8f6f9 WD |
164 | /* Stat either a symlink or its referent, depending on the settings of |
165 | * copy_links, copy_unsafe_links, etc. Returns -1 on error, 0 on success. | |
4e5db0ad | 166 | * |
cad8f6f9 WD |
167 | * If path is the name of a symlink, then the linkbuf buffer (which must hold |
168 | * MAXPATHLEN chars) will be set to the symlink's target string. | |
4e5db0ad | 169 | * |
cad8f6f9 WD |
170 | * The stat structure pointed to by stp will contain information about the |
171 | * link or the referent as appropriate, if they exist. */ | |
172 | static int readlink_stat(const char *path, STRUCT_STAT *stp, char *linkbuf) | |
b5313607 | 173 | { |
4f5b0756 | 174 | #ifdef SUPPORT_LINKS |
cad8f6f9 | 175 | if (link_stat(path, stp, copy_dirlinks) < 0) |
b5313607 | 176 | return -1; |
cad8f6f9 WD |
177 | if (S_ISLNK(stp->st_mode)) { |
178 | int llen = readlink(path, linkbuf, MAXPATHLEN - 1); | |
179 | if (llen < 0) | |
b5313607 | 180 | return -1; |
cad8f6f9 | 181 | linkbuf[llen] = '\0'; |
fc638474 DD |
182 | if (copy_unsafe_links && unsafe_symlink(linkbuf, path)) { |
183 | if (verbose > 1) { | |
dbda5fbf | 184 | rprintf(FINFO,"copying unsafe symlink \"%s\" -> \"%s\"\n", |
0ee6ca98 | 185 | path, linkbuf); |
fc638474 | 186 | } |
1a7f3d99 | 187 | return do_stat(path, stp); |
b5313607 DD |
188 | } |
189 | } | |
190 | return 0; | |
191 | #else | |
cad8f6f9 | 192 | return do_stat(path, stp); |
b5313607 DD |
193 | #endif |
194 | } | |
195 | ||
cad8f6f9 | 196 | int link_stat(const char *path, STRUCT_STAT *stp, int follow_dirlinks) |
82306bf6 | 197 | { |
4f5b0756 | 198 | #ifdef SUPPORT_LINKS |
b7736c79 | 199 | if (copy_links) |
1a7f3d99 | 200 | return do_stat(path, stp); |
cad8f6f9 | 201 | if (do_lstat(path, stp) < 0) |
314f4591 | 202 | return -1; |
cad8f6f9 | 203 | if (follow_dirlinks && S_ISLNK(stp->st_mode)) { |
314f4591 | 204 | STRUCT_STAT st; |
1a7f3d99 | 205 | if (do_stat(path, &st) == 0 && S_ISDIR(st.st_mode)) |
cad8f6f9 | 206 | *stp = st; |
314f4591 WD |
207 | } |
208 | return 0; | |
82306bf6 | 209 | #else |
cad8f6f9 | 210 | return do_stat(path, stp); |
82306bf6 AT |
211 | #endif |
212 | } | |
213 | ||
7842418b | 214 | /* This function is used to check if a file should be included/excluded |
429f9828 | 215 | * from the list of files based on its name and type etc. The value of |
7842418b WD |
216 | * filter_level is set to either SERVER_FILTERS or ALL_FILTERS. */ |
217 | static int is_excluded(char *fname, int is_dir, int filter_level) | |
c627d613 | 218 | { |
7d687932 | 219 | #if 0 /* This currently never happens, so avoid a useless compare. */ |
7842418b | 220 | if (filter_level == NO_FILTERS) |
429f9828 WD |
221 | return 0; |
222 | #endif | |
6931c138 | 223 | if (fname) { |
429f9828 | 224 | /* never exclude '.', even if somebody does --exclude '*' */ |
6931c138 WD |
225 | if (fname[0] == '.' && !fname[1]) |
226 | return 0; | |
227 | /* Handle the -R version of the '.' dir. */ | |
228 | if (fname[0] == '/') { | |
229 | int len = strlen(fname); | |
230 | if (fname[len-1] == '.' && fname[len-2] == '/') | |
231 | return 0; | |
232 | } | |
76e26e10 | 233 | } |
7842418b WD |
234 | if (server_filter_list.head |
235 | && check_filter(&server_filter_list, fname, is_dir) < 0) | |
429f9828 | 236 | return 1; |
7842418b | 237 | if (filter_level != ALL_FILTERS) |
429f9828 | 238 | return 0; |
7842418b WD |
239 | if (filter_list.head |
240 | && check_filter(&filter_list, fname, is_dir) < 0) | |
76e26e10 | 241 | return 1; |
76e26e10 | 242 | return 0; |
c627d613 AT |
243 | } |
244 | ||
b280a1f4 AT |
245 | static int to_wire_mode(mode_t mode) |
246 | { | |
4f5b0756 | 247 | #ifdef SUPPORT_LINKS |
e4fdf1de WD |
248 | #if _S_IFLNK != 0120000 |
249 | if (S_ISLNK(mode)) | |
b280a1f4 | 250 | return (mode & ~(_S_IFMT)) | 0120000; |
0d162bd1 | 251 | #endif |
e4fdf1de WD |
252 | #endif |
253 | return mode; | |
b280a1f4 AT |
254 | } |
255 | ||
256 | static mode_t from_wire_mode(int mode) | |
257 | { | |
e4fdf1de WD |
258 | #if _S_IFLNK != 0120000 |
259 | if ((mode & (_S_IFMT)) == 0120000) | |
efe3037c | 260 | return (mode & ~(_S_IFMT)) | _S_IFLNK; |
e4fdf1de WD |
261 | #endif |
262 | return mode; | |
b280a1f4 AT |
263 | } |
264 | ||
f1773e09 | 265 | static void send_directory(int f, struct file_list *flist, |
32cbfe7b | 266 | char *fbuf, int len); |
c627d613 | 267 | |
cd87e2f5 | 268 | static const char *flist_dir; |
882e6893 | 269 | static int flist_dir_len; |
c627d613 | 270 | |
3ec4dd97 | 271 | |
d9d6bc52 MP |
272 | /** |
273 | * Make sure @p flist is big enough to hold at least @p flist->count | |
274 | * entries. | |
275 | **/ | |
a85906c7 | 276 | void flist_expand(struct file_list *flist) |
d9d6bc52 | 277 | { |
0501f363 | 278 | struct file_struct **new_ptr; |
2e7d1994 | 279 | |
a85906c7 S |
280 | if (flist->count < flist->malloced) |
281 | return; | |
dbda5fbf | 282 | |
a85906c7 S |
283 | if (flist->malloced < FLIST_START) |
284 | flist->malloced = FLIST_START; | |
285 | else if (flist->malloced >= FLIST_LINEAR) | |
286 | flist->malloced += FLIST_LINEAR; | |
287 | else | |
288 | flist->malloced *= 2; | |
289 | ||
290 | /* | |
291 | * In case count jumped or we are starting the list | |
292 | * with a known size just set it. | |
293 | */ | |
294 | if (flist->malloced < flist->count) | |
295 | flist->malloced = flist->count; | |
296 | ||
0501f363 WD |
297 | new_ptr = realloc_array(flist->files, struct file_struct *, |
298 | flist->malloced); | |
2e7d1994 | 299 | |
8c483820 | 300 | if (verbose >= 2 && flist->malloced != FLIST_START) { |
ea124cb3 | 301 | rprintf(FCLIENT, "[%s] expand file_list to %.0f bytes, did%s move\n", |
a85906c7 | 302 | who_am_i(), |
a4a7e64c | 303 | (double)sizeof flist->files[0] * flist->malloced, |
a85906c7 | 304 | (new_ptr == flist->files) ? " not" : ""); |
d9d6bc52 | 305 | } |
a85906c7 | 306 | |
0501f363 | 307 | flist->files = new_ptr; |
a85906c7 S |
308 | |
309 | if (!flist->files) | |
310 | out_of_memory("flist_expand"); | |
d9d6bc52 MP |
311 | } |
312 | ||
8cae71eb | 313 | static void send_file_entry(struct file_struct *file, int f, int ndx) |
c627d613 | 314 | { |
1ef00d20 | 315 | unsigned short flags; |
5911fee5 WD |
316 | static time_t modtime; |
317 | static mode_t mode; | |
1490812a | 318 | static int64 dev; |
4124540d | 319 | static dev_t rdev; |
9c5e91f8 | 320 | static uint32 rdev_major; |
5911fee5 WD |
321 | static uid_t uid; |
322 | static gid_t gid; | |
323 | static char lastname[MAXPATHLEN]; | |
f376e674 | 324 | char fname[MAXPATHLEN]; |
8cae71eb | 325 | int first_hlink_ndx = -1; |
ebed4c3a | 326 | int l1, l2; |
72914a60 | 327 | |
5e4ff5f9 | 328 | f_name(file, fname); |
72914a60 | 329 | |
82ad07c4 | 330 | flags = file->flags & FLAG_TOP_DIR; /* FLAG_TOP_DIR == XMIT_TOP_DIR */ |
72914a60 | 331 | |
30f337c9 | 332 | if (file->mode == mode) |
d01d15e0 | 333 | flags |= XMIT_SAME_MODE; |
1ef00d20 | 334 | else |
30f337c9 | 335 | mode = file->mode; |
b5c6a6ae WD |
336 | if ((preserve_devices && IS_DEVICE(mode)) |
337 | || (preserve_specials && IS_SPECIAL(mode))) { | |
75bc8600 | 338 | if (protocol_version < 28) { |
82ad07c4 | 339 | if (tmp_rdev == rdev) |
b5c6a6ae WD |
340 | flags |= XMIT_SAME_RDEV_pre28; |
341 | else | |
82ad07c4 | 342 | rdev = tmp_rdev; |
b5c6a6ae | 343 | } else { |
82ad07c4 | 344 | rdev = tmp_rdev; |
9c5e91f8 WD |
345 | if ((uint32)major(rdev) == rdev_major) |
346 | flags |= XMIT_SAME_RDEV_MAJOR; | |
84a3efa0 | 347 | else |
9c5e91f8 WD |
348 | rdev_major = major(rdev); |
349 | if ((uint32)minor(rdev) <= 0xFFu) | |
350 | flags |= XMIT_RDEV_MINOR_IS_SMALL; | |
75bc8600 | 351 | } |
b5c6a6ae | 352 | } else if (protocol_version < 28) |
b4a09b72 | 353 | rdev = MAKEDEV(0, 0); |
82ad07c4 WD |
354 | if (preserve_uid) { |
355 | if (F_UID(file) == uid) | |
356 | flags |= XMIT_SAME_UID; | |
357 | else | |
358 | uid = F_UID(file); | |
359 | } | |
360 | if (preserve_gid) { | |
361 | if (F_GID(file) == gid) | |
362 | flags |= XMIT_SAME_GID; | |
363 | else | |
364 | gid = F_GID(file); | |
365 | } | |
30f337c9 | 366 | if (file->modtime == modtime) |
d01d15e0 | 367 | flags |= XMIT_SAME_TIME; |
1ef00d20 | 368 | else |
30f337c9 | 369 | modtime = file->modtime; |
a289addd | 370 | |
4f5b0756 | 371 | #ifdef SUPPORT_HARD_LINKS |
82ad07c4 | 372 | if (tmp_idev.dev != 0) { |
8cae71eb WD |
373 | if (protocol_version >= 30) { |
374 | struct idev_node *np = idev_node(tmp_idev.dev, tmp_idev.ino); | |
375 | first_hlink_ndx = (int32)np->data - 1; | |
376 | if (first_hlink_ndx < 0) { | |
377 | np->data = (void*)(ndx + 1); | |
378 | flags |= XMIT_HLINK_FIRST; | |
379 | } | |
380 | flags |= XMIT_HLINKED; | |
381 | } else { | |
382 | if (tmp_idev.dev == dev) { | |
383 | if (protocol_version >= 28) | |
384 | flags |= XMIT_SAME_DEV_pre30; | |
385 | } else | |
386 | dev = tmp_idev.dev; | |
387 | flags |= XMIT_HLINKED; | |
388 | } | |
c4b4df4f | 389 | } |
0d162bd1 | 390 | #endif |
ebed4c3a MP |
391 | |
392 | for (l1 = 0; | |
3e491682 S |
393 | lastname[l1] && (fname[l1] == lastname[l1]) && (l1 < 255); |
394 | l1++) {} | |
eddd5d12 | 395 | l2 = strlen(fname+l1); |
72914a60 | 396 | |
ebed4c3a | 397 | if (l1 > 0) |
d01d15e0 | 398 | flags |= XMIT_SAME_NAME; |
ebed4c3a | 399 | if (l2 > 255) |
d01d15e0 | 400 | flags |= XMIT_LONG_NAME; |
72914a60 | 401 | |
1aa4caf3 WD |
402 | /* We must make sure we don't send a zero flag byte or the |
403 | * other end will terminate the flist transfer. Note that | |
ee3751c8 | 404 | * the use of XMIT_TOP_DIR on a non-dir has no meaning, so |
1aa4caf3 | 405 | * it's harmless way to add a bit to the first flag byte. */ |
75bc8600 | 406 | if (protocol_version >= 28) { |
1aa4caf3 | 407 | if (!flags && !S_ISDIR(mode)) |
ee3751c8 | 408 | flags |= XMIT_TOP_DIR; |
1aa4caf3 | 409 | if ((flags & 0xFF00) || !flags) { |
d01d15e0 | 410 | flags |= XMIT_EXTENDED_FLAGS; |
d521e1c2 | 411 | write_shortint(f, flags); |
75bc8600 WD |
412 | } else |
413 | write_byte(f, flags); | |
414 | } else { | |
0a982011 | 415 | if (!(flags & 0xFF)) |
75c51953 | 416 | flags |= S_ISDIR(mode) ? XMIT_LONG_NAME : XMIT_TOP_DIR; |
75bc8600 WD |
417 | write_byte(f, flags); |
418 | } | |
d01d15e0 | 419 | if (flags & XMIT_SAME_NAME) |
ebed4c3a | 420 | write_byte(f, l1); |
d01d15e0 | 421 | if (flags & XMIT_LONG_NAME) |
ebed4c3a | 422 | write_int(f, l2); |
72914a60 | 423 | else |
ebed4c3a MP |
424 | write_byte(f, l2); |
425 | write_buf(f, fname + l1, l2); | |
72914a60 | 426 | |
8cae71eb WD |
427 | if (first_hlink_ndx >= 0) { |
428 | write_int(f, first_hlink_ndx); | |
429 | goto the_end; | |
430 | } | |
431 | ||
96293cf9 | 432 | write_longint(f, F_LENGTH(file)); |
d01d15e0 | 433 | if (!(flags & XMIT_SAME_TIME)) |
30f337c9 | 434 | write_int(f, modtime); |
d01d15e0 | 435 | if (!(flags & XMIT_SAME_MODE)) |
30f337c9 | 436 | write_int(f, to_wire_mode(mode)); |
d01d15e0 | 437 | if (preserve_uid && !(flags & XMIT_SAME_UID)) { |
9f7b8c3b WD |
438 | if (!numeric_ids) |
439 | add_uid(uid); | |
30f337c9 | 440 | write_int(f, uid); |
72914a60 | 441 | } |
d01d15e0 | 442 | if (preserve_gid && !(flags & XMIT_SAME_GID)) { |
9f7b8c3b WD |
443 | if (!numeric_ids) |
444 | add_gid(gid); | |
30f337c9 | 445 | write_int(f, gid); |
72914a60 | 446 | } |
b5c6a6ae WD |
447 | if ((preserve_devices && IS_DEVICE(mode)) |
448 | || (preserve_specials && IS_SPECIAL(mode))) { | |
9c5e91f8 WD |
449 | if (protocol_version < 28) { |
450 | if (!(flags & XMIT_SAME_RDEV_pre28)) | |
451 | write_int(f, (int)rdev); | |
452 | } else { | |
453 | if (!(flags & XMIT_SAME_RDEV_MAJOR)) | |
454 | write_int(f, major(rdev)); | |
455 | if (flags & XMIT_RDEV_MINOR_IS_SMALL) | |
456 | write_byte(f, minor(rdev)); | |
457 | else | |
458 | write_int(f, minor(rdev)); | |
459 | } | |
75bc8600 | 460 | } |
c627d613 | 461 | |
4f5b0756 | 462 | #ifdef SUPPORT_LINKS |
30f337c9 | 463 | if (preserve_links && S_ISLNK(mode)) { |
82ad07c4 WD |
464 | const char *sl = F_SYMLINK(file); |
465 | int len = strlen(sl); | |
306ffb8c | 466 | write_int(f, len); |
82ad07c4 | 467 | write_buf(f, sl, len); |
72914a60 | 468 | } |
c627d613 AT |
469 | #endif |
470 | ||
4f5b0756 | 471 | #ifdef SUPPORT_HARD_LINKS |
8cae71eb | 472 | if (tmp_idev.dev != 0 && protocol_version < 30) { |
4124540d | 473 | if (protocol_version < 26) { |
736a6a29 | 474 | /* 32-bit dev_t and ino_t */ |
26404276 | 475 | write_int(f, (int32)dev); |
82ad07c4 | 476 | write_int(f, (int32)tmp_idev.ino); |
736a6a29 MP |
477 | } else { |
478 | /* 64-bit dev_t and ino_t */ | |
8cae71eb | 479 | if (!(flags & XMIT_SAME_DEV_pre30)) |
4124540d | 480 | write_longint(f, dev); |
82ad07c4 | 481 | write_longint(f, tmp_idev.ino); |
736a6a29 | 482 | } |
72914a60 | 483 | } |
dc5ddbcc AT |
484 | #endif |
485 | ||
9a4a237e | 486 | if (always_checksum && (S_ISREG(mode) || protocol_version < 28)) { |
4a19c3b2 | 487 | const char *sum; |
728d0922 | 488 | if (S_ISREG(mode)) |
82ad07c4 | 489 | sum = tmp_sum; |
9a4a237e | 490 | else { |
728d0922 WD |
491 | /* Prior to 28, we sent a useless set of nulls. */ |
492 | sum = empty_sum; | |
728d0922 | 493 | } |
7752df41 | 494 | write_buf(f, sum, checksum_len); |
ebed4c3a | 495 | } |
182dca5c | 496 | |
8cae71eb | 497 | the_end: |
ebed4c3a | 498 | strlcpy(lastname, fname, MAXPATHLEN); |
182dca5c AT |
499 | } |
500 | ||
82ad07c4 WD |
501 | static struct file_struct *recv_file_entry(struct file_list *flist, |
502 | unsigned short flags, int f) | |
182dca5c | 503 | { |
5911fee5 WD |
504 | static time_t modtime; |
505 | static mode_t mode; | |
1490812a | 506 | static int64 dev; |
4124540d | 507 | static dev_t rdev; |
9c5e91f8 | 508 | static uint32 rdev_major; |
5911fee5 WD |
509 | static uid_t uid; |
510 | static gid_t gid; | |
a289addd | 511 | static char lastname[MAXPATHLEN], *lastdir; |
33ffd7c3 | 512 | static int lastdir_depth, lastdir_len = -1; |
42f23f47 | 513 | static unsigned int del_hier_name_len = 0; |
649f8742 | 514 | static int in_del_hier = 0; |
72914a60 | 515 | char thisname[MAXPATHLEN]; |
ebed4c3a | 516 | unsigned int l1 = 0, l2 = 0; |
96293cf9 WD |
517 | int alloc_len, basename_len, dirname_len, linkname_len; |
518 | int extra_len = (flist_extra_cnt - 1) * EXTRA_LEN; | |
8cae71eb | 519 | int first_hlink_ndx = -1; |
a289addd WD |
520 | OFF_T file_length; |
521 | char *basename, *dirname, *bp; | |
72914a60 AT |
522 | struct file_struct *file; |
523 | ||
f3c3ed44 | 524 | if (!flist) { |
5911fee5 | 525 | modtime = 0, mode = 0; |
b4a09b72 | 526 | dev = 0, rdev = MAKEDEV(0, 0); |
9c5e91f8 | 527 | rdev_major = 0; |
5911fee5 WD |
528 | uid = 0, gid = 0; |
529 | *lastname = '\0'; | |
3db859e8 | 530 | lastdir_len = -1; |
649f8742 | 531 | in_del_hier = 0; |
f5db0993 | 532 | return NULL; |
5911fee5 WD |
533 | } |
534 | ||
d01d15e0 | 535 | if (flags & XMIT_SAME_NAME) |
72914a60 | 536 | l1 = read_byte(f); |
ebed4c3a | 537 | |
d01d15e0 | 538 | if (flags & XMIT_LONG_NAME) |
72914a60 AT |
539 | l2 = read_int(f); |
540 | else | |
541 | l2 = read_byte(f); | |
542 | ||
ebed4c3a MP |
543 | if (l2 >= MAXPATHLEN - l1) { |
544 | rprintf(FERROR, | |
82ad07c4 WD |
545 | "overflow: flags=0x%x l1=%d l2=%d lastname=%s [%s]\n", |
546 | flags, l1, l2, lastname, who_am_i()); | |
547 | overflow_exit("recv_file_entry"); | |
d0fd26aa | 548 | } |
72914a60 | 549 | |
ebed4c3a MP |
550 | strlcpy(thisname, lastname, l1 + 1); |
551 | read_sbuf(f, &thisname[l1], l2); | |
552 | thisname[l1 + l2] = 0; | |
72914a60 | 553 | |
ebed4c3a | 554 | strlcpy(lastname, thisname, MAXPATHLEN); |
72914a60 | 555 | |
58b1999e | 556 | clean_fname(thisname, 0); |
72914a60 | 557 | |
0d162bd1 | 558 | if (sanitize_paths) |
a2248aea | 559 | sanitize_path(thisname, thisname, "", 0, NULL); |
cb13abfe | 560 | |
a289addd WD |
561 | if ((basename = strrchr(thisname, '/')) != NULL) { |
562 | dirname_len = ++basename - thisname; /* counts future '\0' */ | |
563 | if (lastdir_len == dirname_len - 1 | |
564 | && strncmp(thisname, lastdir, lastdir_len) == 0) { | |
565 | dirname = lastdir; | |
566 | dirname_len = 0; /* indicates no copy is needed */ | |
567 | } else | |
568 | dirname = thisname; | |
72914a60 | 569 | } else { |
a289addd WD |
570 | basename = thisname; |
571 | dirname = NULL; | |
572 | dirname_len = 0; | |
72914a60 | 573 | } |
a289addd | 574 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
72914a60 | 575 | |
8cae71eb WD |
576 | #ifdef SUPPORT_HARD_LINKS |
577 | if (protocol_version >= 30 | |
578 | && BITS_SETnUNSET(flags, XMIT_HLINKED, XMIT_HLINK_FIRST)) { | |
579 | struct file_struct *first; | |
580 | first_hlink_ndx = read_int(f); | |
581 | if (first_hlink_ndx < 0 || first_hlink_ndx >= flist->count) { | |
582 | rprintf(FERROR, | |
583 | "hard-link reference out of range: %d (%d)\n", | |
584 | first_hlink_ndx, flist->count); | |
585 | exit_cleanup(RERR_PROTOCOL); | |
586 | } | |
587 | first = flist->files[first_hlink_ndx]; | |
588 | file_length = F_LENGTH(first); | |
589 | modtime = first->modtime; | |
590 | mode = first->mode; | |
591 | if (preserve_uid) | |
592 | uid = F_UID(first); | |
593 | if (preserve_gid) | |
594 | gid = F_GID(first); | |
595 | if ((preserve_devices && IS_DEVICE(mode)) | |
596 | || (preserve_specials && IS_SPECIAL(mode))) { | |
597 | uint32 *devp = F_RDEV_P(first); | |
598 | rdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp)); | |
599 | } | |
600 | if (preserve_links && S_ISLNK(mode)) | |
601 | linkname_len = strlen(F_SYMLINK(first)) + 1; | |
602 | else | |
603 | linkname_len = 0; | |
604 | goto create_object; | |
605 | } | |
606 | #endif | |
607 | ||
a289addd | 608 | file_length = read_longint(f); |
d01d15e0 | 609 | if (!(flags & XMIT_SAME_TIME)) |
30f337c9 | 610 | modtime = (time_t)read_int(f); |
d01d15e0 | 611 | if (!(flags & XMIT_SAME_MODE)) |
30f337c9 | 612 | mode = from_wire_mode(read_int(f)); |
1ef00d20 | 613 | |
ebec5eb6 | 614 | if (chmod_modes && !S_ISLNK(mode)) |
8bbe41b5 WD |
615 | mode = tweak_mode(mode, chmod_modes); |
616 | ||
a289addd WD |
617 | if (preserve_uid && !(flags & XMIT_SAME_UID)) |
618 | uid = (uid_t)read_int(f); | |
619 | if (preserve_gid && !(flags & XMIT_SAME_GID)) | |
620 | gid = (gid_t)read_int(f); | |
621 | ||
b5c6a6ae WD |
622 | if ((preserve_devices && IS_DEVICE(mode)) |
623 | || (preserve_specials && IS_SPECIAL(mode))) { | |
75bc8600 | 624 | if (protocol_version < 28) { |
b5c6a6ae WD |
625 | if (!(flags & XMIT_SAME_RDEV_pre28)) |
626 | rdev = (dev_t)read_int(f); | |
627 | } else { | |
9c5e91f8 WD |
628 | uint32 rdev_minor; |
629 | if (!(flags & XMIT_SAME_RDEV_MAJOR)) | |
630 | rdev_major = read_int(f); | |
631 | if (flags & XMIT_RDEV_MINOR_IS_SMALL) | |
632 | rdev_minor = read_byte(f); | |
633 | else | |
634 | rdev_minor = read_int(f); | |
b4a09b72 | 635 | rdev = MAKEDEV(rdev_major, rdev_minor); |
1ef00d20 | 636 | } |
96293cf9 WD |
637 | extra_len += 2 * EXTRA_LEN; |
638 | file_length = 0; | |
b5c6a6ae | 639 | } else if (protocol_version < 28) |
b4a09b72 | 640 | rdev = MAKEDEV(0, 0); |
72914a60 | 641 | |
4f5b0756 | 642 | #ifdef SUPPORT_LINKS |
30f337c9 | 643 | if (preserve_links && S_ISLNK(mode)) { |
a289addd WD |
644 | linkname_len = read_int(f) + 1; /* count the '\0' */ |
645 | if (linkname_len <= 0 || linkname_len > MAXPATHLEN) { | |
646 | rprintf(FERROR, "overflow: linkname_len=%d\n", | |
647 | linkname_len - 1); | |
82ad07c4 | 648 | overflow_exit("recv_file_entry"); |
9dd891bb | 649 | } |
72914a60 | 650 | } |
a289addd | 651 | else |
0d162bd1 | 652 | #endif |
a289addd | 653 | linkname_len = 0; |
0d162bd1 | 654 | |
82ad07c4 | 655 | #ifdef SUPPORT_HARD_LINKS |
8cae71eb | 656 | create_object: |
4785cd43 WD |
657 | if (preserve_hard_links) { |
658 | if (protocol_version < 28 && S_ISREG(mode)) | |
c7565dad WD |
659 | flags |= XMIT_HLINKED; |
660 | if (flags & XMIT_HLINKED) | |
4785cd43 | 661 | extra_len += EXTRA_LEN; |
82ad07c4 WD |
662 | } |
663 | #endif | |
664 | ||
96293cf9 WD |
665 | if (always_checksum && S_ISREG(mode)) |
666 | extra_len += SUM_EXTRA_CNT * EXTRA_LEN; | |
a289addd | 667 | |
96293cf9 WD |
668 | if (file_length > 0xFFFFFFFFu && S_ISREG(mode)) |
669 | extra_len += EXTRA_LEN; | |
670 | ||
671 | alloc_len = FILE_STRUCT_LEN + extra_len + basename_len + dirname_len | |
672 | + linkname_len; | |
82ad07c4 | 673 | bp = pool_alloc(flist->file_pool, alloc_len, "recv_file_entry"); |
9935066b | 674 | |
96293cf9 | 675 | memset(bp, 0, FILE_STRUCT_LEN + extra_len); |
82ad07c4 | 676 | bp += extra_len; |
f5db0993 | 677 | file = (struct file_struct *)bp; |
96293cf9 WD |
678 | bp += FILE_STRUCT_LEN; |
679 | ||
680 | memcpy(bp, basename, basename_len); | |
681 | bp += basename_len + linkname_len; /* skip space for symlink too */ | |
a289addd | 682 | |
82ad07c4 | 683 | #ifdef SUPPORT_HARD_LINKS |
c7565dad | 684 | if (flags & XMIT_HLINKED) |
96293cf9 | 685 | file->flags |= FLAG_HLINKED; |
82ad07c4 | 686 | #endif |
a289addd | 687 | file->modtime = modtime; |
60af9465 | 688 | file->len32 = (uint32)file_length; |
96293cf9 WD |
689 | if (file_length > 0xFFFFFFFFu && S_ISREG(mode)) { |
690 | file->flags |= FLAG_LENGTH64; | |
691 | OPT_EXTRA(file, 0)->unum = (uint32)(file_length >> 32); | |
692 | } | |
a289addd | 693 | file->mode = mode; |
82ad07c4 WD |
694 | if (preserve_uid) |
695 | F_UID(file) = uid; | |
696 | if (preserve_gid) | |
697 | F_GID(file) = gid; | |
a289addd | 698 | |
f3c3ed44 WD |
699 | if (dirname_len) { |
700 | file->dirname = lastdir = bp; | |
701 | lastdir_len = dirname_len - 1; | |
702 | memcpy(bp, dirname, dirname_len - 1); | |
703 | bp += dirname_len; | |
704 | bp[-1] = '\0'; | |
705 | lastdir_depth = count_dir_elements(lastdir); | |
706 | file->dir.depth = lastdir_depth + 1; | |
707 | } else if (dirname) { | |
708 | file->dirname = dirname; /* we're reusing lastname */ | |
709 | file->dir.depth = lastdir_depth + 1; | |
710 | } else | |
711 | file->dir.depth = 1; | |
712 | ||
649f8742 | 713 | if (S_ISDIR(mode)) { |
ee3751c8 | 714 | if (basename_len == 1+1 && *basename == '.') /* +1 for '\0' */ |
f3c3ed44 | 715 | file->dir.depth--; |
ee3751c8 | 716 | if (flags & XMIT_TOP_DIR) { |
75c51953 | 717 | in_del_hier = recurse; |
f3c3ed44 | 718 | del_hier_name_len = file->dir.depth == 0 ? 0 : l1 + l2; |
7a16e122 | 719 | if (relative_paths && del_hier_name_len > 2 |
9cdadbb1 WD |
720 | && lastname[del_hier_name_len-1] == '.' |
721 | && lastname[del_hier_name_len-2] == '/') | |
7a16e122 | 722 | del_hier_name_len -= 2; |
82ad07c4 | 723 | file->flags |= FLAG_TOP_DIR | FLAG_XFER_DIR; |
ee3751c8 | 724 | } else if (in_del_hier) { |
f3c3ed44 WD |
725 | if (!relative_paths || !del_hier_name_len |
726 | || (l1 >= del_hier_name_len | |
9cdadbb1 | 727 | && lastname[del_hier_name_len] == '/')) |
82ad07c4 | 728 | file->flags |= FLAG_XFER_DIR; |
649f8742 WD |
729 | else |
730 | in_del_hier = 0; | |
731 | } | |
732 | } | |
733 | ||
b5c6a6ae | 734 | if ((preserve_devices && IS_DEVICE(mode)) |
82ad07c4 | 735 | || (preserve_specials && IS_SPECIAL(mode))) { |
4785cd43 WD |
736 | uint32 *devp = F_RDEV_P(file); |
737 | DEV_MAJOR(devp) = major(rdev); | |
738 | DEV_MINOR(devp) = minor(rdev); | |
82ad07c4 | 739 | } |
a289addd | 740 | |
4f5b0756 | 741 | #ifdef SUPPORT_LINKS |
a289addd | 742 | if (linkname_len) { |
c58c1dc4 | 743 | bp = (char*)file->basename + basename_len; |
8cae71eb WD |
744 | if (first_hlink_ndx >= 0) { |
745 | struct file_struct *first = flist->files[first_hlink_ndx]; | |
746 | memcpy(bp, F_SYMLINK(first), linkname_len); | |
747 | } else | |
748 | read_sbuf(f, bp, linkname_len - 1); | |
1a7f3d99 | 749 | if (sanitize_paths) |
dcebf78f | 750 | sanitize_path(bp, bp, "", lastdir_depth, NULL); |
a289addd WD |
751 | } |
752 | #endif | |
753 | ||
4f5b0756 | 754 | #ifdef SUPPORT_HARD_LINKS |
c7565dad | 755 | if (preserve_hard_links && flags & XMIT_HLINKED) { |
8cae71eb WD |
756 | if (protocol_version >= 30) { |
757 | F_HL_GNUM(file) = flags & XMIT_HLINK_FIRST | |
758 | ? flist->count : first_hlink_ndx; | |
736a6a29 | 759 | } else { |
8cae71eb WD |
760 | struct idev *idevp = pool_talloc(hlink_pool, struct idev, |
761 | 1, "inode_table"); | |
762 | F_HL_IDEV(file) = idevp; | |
763 | if (protocol_version < 26) { | |
764 | idevp->dev = read_int(f); | |
765 | idevp->ino = read_int(f); | |
766 | } else { | |
767 | if (!(flags & XMIT_SAME_DEV_pre30)) | |
768 | dev = read_longint(f); | |
769 | idevp->dev = dev; | |
770 | idevp->ino = read_longint(f); | |
771 | } | |
736a6a29 | 772 | } |
72914a60 | 773 | } |
dc5ddbcc | 774 | #endif |
ebed4c3a | 775 | |
96293cf9 WD |
776 | if (always_checksum && (S_ISREG(mode) || protocol_version < 28)) { |
777 | if (S_ISREG(mode)) | |
778 | bp = (char*)F_SUM(file); | |
82ad07c4 | 779 | else { |
fea4db62 | 780 | /* Prior to 28, we get a useless set of nulls. */ |
82ad07c4 | 781 | bp = tmp_sum; |
fea4db62 | 782 | } |
8cae71eb WD |
783 | if (first_hlink_ndx >= 0) { |
784 | struct file_struct *first = flist->files[first_hlink_ndx]; | |
785 | memcpy(bp, F_SUM(first), checksum_len); | |
786 | } else | |
787 | read_buf(f, bp, checksum_len); | |
72914a60 | 788 | } |
ebed4c3a | 789 | |
f5db0993 | 790 | return file; |
c627d613 AT |
791 | } |
792 | ||
db719fb0 MP |
793 | /** |
794 | * Create a file_struct for a named file by reading its stat() | |
795 | * information and performing extensive checks against global | |
796 | * options. | |
797 | * | |
798 | * @return the new file, or NULL if there was an error or this file | |
799 | * should be excluded. | |
800 | * | |
801 | * @todo There is a small optimization opportunity here to avoid | |
802 | * stat()ing the file in some circumstances, which has a certain cost. | |
803 | * We are called immediately after doing readdir(), and so we may | |
804 | * already know the d_type of the file. We could for example avoid | |
805 | * statting directories if we're not recursing, but this is not a very | |
806 | * important case. Some systems may not have d_type. | |
807 | **/ | |
45d8bfe0 | 808 | struct file_struct *make_file(const char *fname, struct file_list *flist, |
82ad07c4 | 809 | STRUCT_STAT *stp, int flags, int filter_level) |
c627d613 | 810 | { |
a289addd WD |
811 | static char *lastdir; |
812 | static int lastdir_len = -1; | |
3ec4dd97 | 813 | struct file_struct *file; |
bcacc18b | 814 | STRUCT_STAT st; |
1923b1fc | 815 | char thisname[MAXPATHLEN]; |
e0870f1d | 816 | char linkname[MAXPATHLEN]; |
82ad07c4 | 817 | int alloc_len, basename_len, dirname_len, linkname_len; |
96293cf9 | 818 | int extra_len = (flist_extra_cnt - 1) * EXTRA_LEN; |
a289addd | 819 | char *basename, *dirname, *bp; |
3ec4dd97 | 820 | |
d508258a | 821 | if (!flist || !flist->count) /* Ignore lastdir when invalid. */ |
7de2483f | 822 | lastdir_len = -1; |
9935066b | 823 | |
1923b1fc WD |
824 | if (strlcpy(thisname, fname, sizeof thisname) |
825 | >= sizeof thisname - flist_dir_len) { | |
0ee6ca98 | 826 | rprintf(FINFO, "skipping overly long name: %s\n", fname); |
882e6893 WD |
827 | return NULL; |
828 | } | |
58b1999e | 829 | clean_fname(thisname, 0); |
b7736c79 | 830 | if (sanitize_paths) |
a2248aea | 831 | sanitize_path(thisname, thisname, "", 0, NULL); |
3ec4dd97 | 832 | |
e4fdf1de | 833 | if (stp && S_ISDIR(stp->st_mode)) { |
ede1f0eb | 834 | st = *stp; /* Needed for "symlink/." with --relative. */ |
e4fdf1de WD |
835 | *linkname = '\0'; /* make IBM code checker happy */ |
836 | } else if (readlink_stat(thisname, &st, linkname) != 0) { | |
76e26e10 | 837 | int save_errno = errno; |
a4a7e64c | 838 | /* See if file is excluded before reporting an error. */ |
7842418b | 839 | if (filter_level != NO_FILTERS |
60cc01a6 | 840 | && (is_excluded(thisname, 0, filter_level) |
53039410 WD |
841 | || is_excluded(thisname, 1, filter_level))) { |
842 | if (ignore_perishable && save_errno != ENOENT) | |
843 | non_perishable_cnt++; | |
a4a7e64c | 844 | return NULL; |
53039410 | 845 | } |
a4a7e64c | 846 | if (save_errno == ENOENT) { |
4f5b0756 | 847 | #ifdef SUPPORT_LINKS |
a4a7e64c WD |
848 | /* Avoid "vanished" error if symlink points nowhere. */ |
849 | if (copy_links && do_lstat(thisname, &st) == 0 | |
850 | && S_ISLNK(st.st_mode)) { | |
851 | io_error |= IOERR_GENERAL; | |
852 | rprintf(FERROR, "symlink has no referent: %s\n", | |
853 | full_fname(thisname)); | |
e5ce3bcf WD |
854 | } else |
855 | #endif | |
856 | { | |
a4a7e64c WD |
857 | enum logcode c = am_daemon && protocol_version < 28 |
858 | ? FERROR : FINFO; | |
859 | io_error |= IOERR_VANISHED; | |
860 | rprintf(c, "file has vanished: %s\n", | |
861 | full_fname(thisname)); | |
76e26e10 | 862 | } |
a4a7e64c | 863 | } else { |
a8726d2a | 864 | io_error |= IOERR_GENERAL; |
d62bcc17 WD |
865 | rsyserr(FERROR, save_errno, "readlink %s failed", |
866 | full_fname(thisname)); | |
76e26e10 | 867 | } |
3ec4dd97 AT |
868 | return NULL; |
869 | } | |
c627d613 | 870 | |
7842418b WD |
871 | /* backup.c calls us with filter_level set to NO_FILTERS. */ |
872 | if (filter_level == NO_FILTERS) | |
873 | goto skip_filters; | |
ac1a0994 | 874 | |
7e037c42 | 875 | if (S_ISDIR(st.st_mode) && !xfer_dirs) { |
0ee6ca98 | 876 | rprintf(FINFO, "skipping directory %s\n", thisname); |
3ec4dd97 AT |
877 | return NULL; |
878 | } | |
ebed4c3a | 879 | |
d521e1c2 | 880 | /* -x only affects directories because we need to avoid recursing |
e90cdb8a WD |
881 | * into a mount-point directory, not to avoid copying a symlinked |
882 | * file if -L (or similar) was specified. */ | |
535737bf WD |
883 | if (one_file_system && st.st_dev != filesystem_dev |
884 | && S_ISDIR(st.st_mode)) { | |
885 | if (one_file_system > 1) { | |
886 | if (verbose > 2) { | |
887 | rprintf(FINFO, "skipping mount-point dir %s\n", | |
888 | thisname); | |
ebec5eb6 | 889 | } |
535737bf | 890 | return NULL; |
ebec5eb6 | 891 | } |
82ad07c4 | 892 | flags |= FLAG_MOUNT_DIR; |
3b173846 | 893 | } |
ebed4c3a | 894 | |
53039410 WD |
895 | if (is_excluded(thisname, S_ISDIR(st.st_mode) != 0, filter_level)) { |
896 | if (ignore_perishable) | |
897 | non_perishable_cnt++; | |
76e26e10 | 898 | return NULL; |
53039410 | 899 | } |
76e26e10 | 900 | |
132fcf36 | 901 | if (lp_ignore_nonreadable(module_id)) { |
4f5b0756 | 902 | #ifdef SUPPORT_LINKS |
132fcf36 WD |
903 | if (!S_ISLNK(st.st_mode)) |
904 | #endif | |
905 | if (access(thisname, R_OK) != 0) | |
906 | return NULL; | |
907 | } | |
ac1a0994 | 908 | |
97b7bff4 | 909 | skip_filters: |
ac1a0994 | 910 | |
ea847c62 WD |
911 | if (verbose > 2) { |
912 | rprintf(FINFO, "[%s] make_file(%s,*,%d)\n", | |
0ee6ca98 | 913 | who_am_i(), thisname, filter_level); |
ea847c62 | 914 | } |
ebed4c3a | 915 | |
a289addd WD |
916 | if ((basename = strrchr(thisname, '/')) != NULL) { |
917 | dirname_len = ++basename - thisname; /* counts future '\0' */ | |
918 | if (lastdir_len == dirname_len - 1 | |
919 | && strncmp(thisname, lastdir, lastdir_len) == 0) { | |
920 | dirname = lastdir; | |
921 | dirname_len = 0; /* indicates no copy is needed */ | |
922 | } else | |
923 | dirname = thisname; | |
3ec4dd97 | 924 | } else { |
a289addd WD |
925 | basename = thisname; |
926 | dirname = NULL; | |
927 | dirname_len = 0; | |
3ec4dd97 | 928 | } |
a289addd | 929 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
c627d613 | 930 | |
4f5b0756 | 931 | #ifdef SUPPORT_LINKS |
a289addd WD |
932 | linkname_len = S_ISLNK(st.st_mode) ? strlen(linkname) + 1 : 0; |
933 | #else | |
934 | linkname_len = 0; | |
935 | #endif | |
936 | ||
96293cf9 WD |
937 | if (st.st_size > 0xFFFFFFFFu && S_ISREG(st.st_mode)) |
938 | extra_len += EXTRA_LEN; | |
939 | ||
940 | alloc_len = FILE_STRUCT_LEN + extra_len + basename_len + dirname_len | |
941 | + linkname_len; | |
99aaa6ca WD |
942 | if (flist) |
943 | bp = pool_alloc(flist->file_pool, alloc_len, "make_file"); | |
944 | else { | |
9935066b | 945 | if (!(bp = new_array(char, alloc_len))) |
99aaa6ca | 946 | out_of_memory("make_file"); |
9935066b S |
947 | } |
948 | ||
96293cf9 | 949 | memset(bp, 0, FILE_STRUCT_LEN + extra_len); |
82ad07c4 | 950 | bp += extra_len; |
a289addd | 951 | file = (struct file_struct *)bp; |
96293cf9 WD |
952 | bp += FILE_STRUCT_LEN; |
953 | ||
954 | memcpy(bp, basename, basename_len); | |
955 | bp += basename_len + linkname_len; /* skip space for symlink too */ | |
82ad07c4 WD |
956 | |
957 | #ifdef SUPPORT_HARD_LINKS | |
958 | if (preserve_hard_links && flist) { | |
959 | if (protocol_version >= 28 | |
960 | ? (!S_ISDIR(st.st_mode) && st.st_nlink > 1) | |
961 | : S_ISREG(st.st_mode)) { | |
962 | tmp_idev.dev = st.st_dev; | |
963 | tmp_idev.ino = st.st_ino; | |
964 | } else | |
965 | tmp_idev.dev = tmp_idev.ino = 0; | |
966 | } | |
967 | #endif | |
a289addd | 968 | |
96293cf9 WD |
969 | #ifdef HAVE_STRUCT_STAT_ST_RDEV |
970 | if (IS_DEVICE(st.st_mode) || IS_SPECIAL(st.st_mode)) { | |
971 | tmp_rdev = st.st_rdev; | |
972 | st.st_size = 0; | |
973 | } | |
974 | #endif | |
975 | ||
a289addd | 976 | file->flags = flags; |
3ec4dd97 | 977 | file->modtime = st.st_mtime; |
60af9465 | 978 | file->len32 = (uint32)st.st_size; |
96293cf9 WD |
979 | if (st.st_size > 0xFFFFFFFFu && S_ISREG(st.st_mode)) { |
980 | file->flags |= FLAG_LENGTH64; | |
981 | OPT_EXTRA(file, 0)->unum = (uint32)(st.st_size >> 32); | |
982 | } | |
8bbe41b5 | 983 | file->mode = st.st_mode; |
82ad07c4 WD |
984 | if (preserve_uid) |
985 | F_UID(file) = st.st_uid; | |
986 | if (preserve_gid) | |
987 | F_GID(file) = st.st_gid; | |
61dec11a | 988 | |
a289addd WD |
989 | if (dirname_len) { |
990 | file->dirname = lastdir = bp; | |
991 | lastdir_len = dirname_len - 1; | |
992 | memcpy(bp, dirname, dirname_len - 1); | |
993 | bp += dirname_len; | |
994 | bp[-1] = '\0'; | |
995 | } else if (dirname) | |
996 | file->dirname = dirname; | |
997 | ||
4f5b0756 | 998 | #ifdef SUPPORT_LINKS |
96293cf9 | 999 | if (linkname_len) { |
c58c1dc4 | 1000 | bp = (char*)file->basename + basename_len; |
96293cf9 WD |
1001 | memcpy(bp, linkname, linkname_len); |
1002 | } | |
0d162bd1 WD |
1003 | #endif |
1004 | ||
82ad07c4 WD |
1005 | if (always_checksum && am_sender && S_ISREG(st.st_mode)) |
1006 | file_checksum(thisname, tmp_sum, st.st_size); | |
c627d613 | 1007 | |
f3c3ed44 | 1008 | file->dir.root = flist_dir; |
c627d613 | 1009 | |
23f4587f WD |
1010 | /* This code is only used by the receiver when it is building |
1011 | * a list of files for a delete pass. */ | |
1012 | if (keep_dirlinks && linkname_len && flist) { | |
1013 | STRUCT_STAT st2; | |
f5db0993 | 1014 | int save_mode = file->mode; |
8bbe41b5 | 1015 | file->mode = S_IFDIR; /* Find a directory with our name. */ |
d64e6f42 | 1016 | if (flist_find(the_file_list, file) >= 0 |
1a7f3d99 | 1017 | && do_stat(thisname, &st2) == 0 && S_ISDIR(st2.st_mode)) { |
23f4587f | 1018 | file->modtime = st2.st_mtime; |
96293cf9 | 1019 | file->len32 = 0; |
23f4587f | 1020 | file->mode = st2.st_mode; |
82ad07c4 WD |
1021 | if (preserve_uid) |
1022 | F_UID(file) = st2.st_uid; | |
1023 | if (preserve_gid) | |
1024 | F_GID(file) = st2.st_gid; | |
f5db0993 WD |
1025 | } else |
1026 | file->mode = save_mode; | |
23f4587f WD |
1027 | } |
1028 | ||
d17190df | 1029 | if (S_ISREG(st.st_mode) || S_ISLNK(st.st_mode)) |
a800434a | 1030 | stats.total_size += st.st_size; |
c627d613 | 1031 | |
82ad07c4 WD |
1032 | if (basename_len == 0+1) |
1033 | return NULL; | |
1034 | ||
3ec4dd97 | 1035 | return file; |
c627d613 AT |
1036 | } |
1037 | ||
17026f27 | 1038 | /* Only called for temporary file_struct entries created by make_file(). */ |
82ad07c4 WD |
1039 | void unmake_file(struct file_struct *file) |
1040 | { | |
17026f27 WD |
1041 | int extra_cnt = flist_extra_cnt - 1 + LEN64_BUMP(file); |
1042 | free(file->extras - extra_cnt); | |
82ad07c4 WD |
1043 | } |
1044 | ||
301fb56c | 1045 | static struct file_struct *send_file_name(int f, struct file_list *flist, |
ede1f0eb | 1046 | char *fname, STRUCT_STAT *stp, |
96b87581 | 1047 | unsigned short flags) |
c627d613 | 1048 | { |
ebed4c3a MP |
1049 | struct file_struct *file; |
1050 | ||
96b87581 | 1051 | file = make_file(fname, flist, stp, flags, |
ede1f0eb | 1052 | f == -2 ? SERVER_FILTERS : ALL_FILTERS); |
37802f40 | 1053 | if (!file) |
301fb56c | 1054 | return NULL; |
ebed4c3a | 1055 | |
ebec5eb6 | 1056 | if (chmod_modes && !S_ISLNK(file->mode)) |
8bbe41b5 WD |
1057 | file->mode = tweak_mode(file->mode, chmod_modes); |
1058 | ||
53135fe8 | 1059 | maybe_emit_filelist_progress(flist->count + flist_count_offset); |
ebed4c3a | 1060 | |
d9d6bc52 | 1061 | flist_expand(flist); |
82ad07c4 | 1062 | flist->files[flist->count++] = file; |
8cae71eb WD |
1063 | if (f >= 0) |
1064 | send_file_entry(file, f, flist->count - 1); | |
301fb56c WD |
1065 | return file; |
1066 | } | |
ebed4c3a | 1067 | |
301fb56c | 1068 | static void send_if_directory(int f, struct file_list *flist, |
56f0c976 WD |
1069 | struct file_struct *file, |
1070 | char *fbuf, unsigned int ol) | |
301fb56c | 1071 | { |
56f0c976 | 1072 | char is_dot_dir = fbuf[ol-1] == '.' && (ol == 1 || fbuf[ol-2] == '/'); |
301fb56c WD |
1073 | |
1074 | if (S_ISDIR(file->mode) | |
82ad07c4 | 1075 | && !(file->flags & FLAG_MOUNT_DIR) && f_name(file, fbuf)) { |
f1773e09 WD |
1076 | void *save_filters; |
1077 | unsigned int len = strlen(fbuf); | |
1078 | if (len > 1 && fbuf[len-1] == '/') | |
1079 | fbuf[--len] = '\0'; | |
1080 | if (len >= MAXPATHLEN - 1) { | |
1081 | io_error |= IOERR_GENERAL; | |
1082 | rprintf(FERROR, "skipping long-named directory: %s\n", | |
1083 | full_fname(fbuf)); | |
1084 | return; | |
1085 | } | |
1086 | save_filters = push_local_filters(fbuf, len); | |
1087 | send_directory(f, flist, fbuf, len); | |
1088 | pop_local_filters(save_filters); | |
56f0c976 WD |
1089 | fbuf[ol] = '\0'; |
1090 | if (is_dot_dir) | |
1091 | fbuf[ol-1] = '.'; | |
ebed4c3a | 1092 | } |
c627d613 AT |
1093 | } |
1094 | ||
301fb56c | 1095 | /* This function is normally called by the sender, but the receiving side also |
7b558d7f | 1096 | * calls it from get_dirlist() with f set to -1 so that we just construct the |
301fb56c WD |
1097 | * file list in memory without sending it over the wire. Also, get_dirlist() |
1098 | * might call this with f set to -2, which also indicates that local filter | |
1099 | * rules should be ignored. */ | |
263d3bfb | 1100 | static void send_directory(int f, struct file_list *flist, char *fbuf, int len) |
c627d613 | 1101 | { |
3ec4dd97 | 1102 | struct dirent *di; |
32cbfe7b | 1103 | unsigned remainder; |
3ec4dd97 | 1104 | char *p; |
f1773e09 | 1105 | DIR *d; |
301fb56c | 1106 | int start = flist->count; |
3ec4dd97 | 1107 | |
f1773e09 | 1108 | if (!(d = opendir(fbuf))) { |
06c28400 | 1109 | io_error |= IOERR_GENERAL; |
f1773e09 | 1110 | rsyserr(FERROR, errno, "opendir %s failed", full_fname(fbuf)); |
3ec4dd97 AT |
1111 | return; |
1112 | } | |
c627d613 | 1113 | |
19b2a5d9 WD |
1114 | p = fbuf + len; |
1115 | if (len != 1 || *fbuf != '/') | |
eddd5d12 | 1116 | *p++ = '/'; |
f1773e09 | 1117 | *p = '\0'; |
32cbfe7b | 1118 | remainder = MAXPATHLEN - (p - fbuf); |
ebed4c3a | 1119 | |
6a7cc46c | 1120 | for (errno = 0, di = readdir(d); di; errno = 0, di = readdir(d)) { |
d6e6ecbd | 1121 | char *dname = d_name(di); |
6a7cc46c S |
1122 | if (dname[0] == '.' && (dname[1] == '\0' |
1123 | || (dname[1] == '.' && dname[2] == '\0'))) | |
3ec4dd97 | 1124 | continue; |
0ee6ca98 | 1125 | if (strlcpy(p, dname, remainder) >= remainder) { |
eddd5d12 WD |
1126 | io_error |= IOERR_GENERAL; |
1127 | rprintf(FINFO, | |
1128 | "cannot send long-named file %s\n", | |
f1773e09 | 1129 | full_fname(fbuf)); |
beaf4954 | 1130 | continue; |
eddd5d12 | 1131 | } |
0ee6ca98 | 1132 | |
ede1f0eb | 1133 | send_file_name(f, flist, fbuf, NULL, 0); |
3ec4dd97 | 1134 | } |
32cbfe7b WD |
1135 | |
1136 | fbuf[len] = '\0'; | |
1137 | ||
6a7cc46c | 1138 | if (errno) { |
06c28400 | 1139 | io_error |= IOERR_GENERAL; |
71903f60 | 1140 | rsyserr(FERROR, errno, "readdir(%s)", full_fname(fbuf)); |
6a7cc46c | 1141 | } |
c627d613 | 1142 | |
3ec4dd97 | 1143 | closedir(d); |
301fb56c WD |
1144 | |
1145 | if (recurse) { | |
1146 | int i, end = flist->count - 1; | |
8cae71eb | 1147 | /* send_if_directory() bumps flist->count, so use "end". */ |
301fb56c | 1148 | for (i = start; i <= end; i++) |
56f0c976 | 1149 | send_if_directory(f, flist, flist->files[i], fbuf, len); |
301fb56c | 1150 | } |
c627d613 AT |
1151 | } |
1152 | ||
ebed4c3a | 1153 | struct file_list *send_file_list(int f, int argc, char *argv[]) |
c627d613 | 1154 | { |
56f0c976 | 1155 | int len; |
bcacc18b | 1156 | STRUCT_STAT st; |
808c57c3 | 1157 | char *p, *dir, olddir[sizeof curr_dir]; |
ebed4c3a | 1158 | char lastpath[MAXPATHLEN] = ""; |
649d65ed | 1159 | struct file_list *flist; |
31b4d25d | 1160 | struct timeval start_tv, end_tv; |
a800434a | 1161 | int64 start_write; |
24d0fcde | 1162 | int use_ff_fd = 0; |
649d65ed | 1163 | |
ea124cb3 | 1164 | rprintf(FLOG, "building file list\n"); |
134f4338 | 1165 | if (show_filelist_p()) |
1bbd10fe | 1166 | start_filelist_progress("building file list"); |
c627d613 | 1167 | |
a800434a | 1168 | start_write = stats.total_written; |
31b4d25d | 1169 | gettimeofday(&start_tv, NULL); |
a800434a | 1170 | |
8cae71eb WD |
1171 | #ifdef SUPPORT_HARD_LINKS |
1172 | if (preserve_hard_links && protocol_version >= 30) | |
1173 | init_hard_links(); | |
1174 | #endif | |
1175 | ||
9d155ecd | 1176 | flist = flist_new("send_file_list"); |
c627d613 | 1177 | |
134f4338 WD |
1178 | io_start_buffering_out(); |
1179 | if (filesfrom_fd >= 0) { | |
6f3684ff | 1180 | if (argv[0] && !push_dir(argv[0], 0)) { |
134f4338 WD |
1181 | rsyserr(FERROR, errno, "push_dir %s failed", |
1182 | full_fname(argv[0])); | |
1183 | exit_cleanup(RERR_FILESELECT); | |
24d0fcde | 1184 | } |
134f4338 | 1185 | use_ff_fd = 1; |
d6dead6b AT |
1186 | } |
1187 | ||
24d0fcde | 1188 | while (1) { |
56f0c976 WD |
1189 | char fbuf[MAXPATHLEN]; |
1190 | char *fn; | |
301fb56c | 1191 | int is_dot_dir; |
c627d613 | 1192 | |
24d0fcde | 1193 | if (use_ff_fd) { |
56f0c976 | 1194 | if (read_filesfrom_line(filesfrom_fd, fbuf) == 0) |
24d0fcde | 1195 | break; |
a2248aea | 1196 | sanitize_path(fbuf, fbuf, "", 0, NULL); |
24d0fcde WD |
1197 | } else { |
1198 | if (argc-- == 0) | |
1199 | break; | |
56f0c976 | 1200 | strlcpy(fbuf, *argv++, MAXPATHLEN); |
24d0fcde | 1201 | if (sanitize_paths) |
a2248aea | 1202 | sanitize_path(fbuf, fbuf, "", 0, NULL); |
24d0fcde | 1203 | } |
c627d613 | 1204 | |
56f0c976 | 1205 | len = strlen(fbuf); |
1902a765 WD |
1206 | if (relative_paths) { |
1207 | /* We clean up fbuf below. */ | |
1208 | is_dot_dir = 0; | |
1209 | } else if (!len || fbuf[len - 1] == '/') { | |
56f0c976 | 1210 | if (len == 2 && fbuf[0] == '.') { |
6931c138 | 1211 | /* Turn "./" into just "." rather than "./." */ |
56f0c976 | 1212 | fbuf[1] = '\0'; |
557a35f5 | 1213 | } else { |
56f0c976 | 1214 | if (len + 1 >= MAXPATHLEN) |
a1f99493 | 1215 | overflow_exit("send_file_list"); |
56f0c976 WD |
1216 | fbuf[len++] = '.'; |
1217 | fbuf[len] = '\0'; | |
53f821f1 | 1218 | } |
301fb56c | 1219 | is_dot_dir = 1; |
56f0c976 WD |
1220 | } else if (len > 1 && fbuf[len-1] == '.' && fbuf[len-2] == '.' |
1221 | && (len == 2 || fbuf[len-3] == '/')) { | |
1222 | if (len + 2 >= MAXPATHLEN) | |
a1f99493 | 1223 | overflow_exit("send_file_list"); |
56f0c976 WD |
1224 | fbuf[len++] = '/'; |
1225 | fbuf[len++] = '.'; | |
1226 | fbuf[len] = '\0'; | |
a289f89f | 1227 | is_dot_dir = 1; |
301fb56c | 1228 | } else { |
56f0c976 WD |
1229 | is_dot_dir = fbuf[len-1] == '.' |
1230 | && (len == 1 || fbuf[len-2] == '/'); | |
649d65ed | 1231 | } |
c627d613 | 1232 | |
88c2190a | 1233 | if (link_stat(fbuf, &st, copy_dirlinks) != 0) { |
134f4338 WD |
1234 | io_error |= IOERR_GENERAL; |
1235 | rsyserr(FERROR, errno, "link_stat %s failed", | |
56f0c976 | 1236 | full_fname(fbuf)); |
649d65ed AT |
1237 | continue; |
1238 | } | |
c627d613 | 1239 | |
7e037c42 | 1240 | if (S_ISDIR(st.st_mode) && !xfer_dirs) { |
0ee6ca98 | 1241 | rprintf(FINFO, "skipping directory %s\n", fbuf); |
649d65ed AT |
1242 | continue; |
1243 | } | |
c627d613 | 1244 | |
649d65ed | 1245 | dir = NULL; |
808c57c3 | 1246 | olddir[0] = '\0'; |
649d65ed AT |
1247 | |
1248 | if (!relative_paths) { | |
56f0c976 | 1249 | p = strrchr(fbuf, '/'); |
649d65ed | 1250 | if (p) { |
151f59f1 | 1251 | *p = '\0'; |
56f0c976 | 1252 | if (p == fbuf) |
649d65ed AT |
1253 | dir = "/"; |
1254 | else | |
56f0c976 WD |
1255 | dir = fbuf; |
1256 | len -= p - fbuf + 1; | |
1257 | fn = p + 1; | |
1258 | } else | |
1259 | fn = fbuf; | |
1902a765 WD |
1260 | } else { |
1261 | if ((p = strstr(fbuf, "/./")) != NULL) { | |
1262 | *p = '\0'; | |
1263 | if (p == fbuf) | |
1264 | dir = "/"; | |
1265 | else | |
1266 | dir = fbuf; | |
1267 | len -= p - fbuf + 3; | |
1268 | fn = p + 3; | |
1269 | } else | |
1270 | fn = fbuf; | |
1271 | /* Get rid of trailing "/" and "/.". */ | |
1272 | while (len) { | |
ede1f0eb WD |
1273 | if (fn[len - 1] == '/') { |
1274 | is_dot_dir = 1; | |
1275 | if (!--len && !dir) { | |
1276 | len++; | |
1277 | break; | |
1278 | } | |
1279 | } | |
1902a765 WD |
1280 | else if (len >= 2 && fn[len - 1] == '.' |
1281 | && fn[len - 2] == '/') { | |
ede1f0eb | 1282 | is_dot_dir = 1; |
1902a765 WD |
1283 | if (!(len -= 2) && !dir) { |
1284 | len++; | |
1285 | break; | |
1286 | } | |
1287 | } else | |
1288 | break; | |
1289 | } | |
8c449e62 WD |
1290 | if (len == 1 && fn[0] == '/') |
1291 | fn[len++] = '.'; | |
1902a765 WD |
1292 | fn[len] = '\0'; |
1293 | /* Reject a ".." dir in the active part of the path. */ | |
ede1f0eb WD |
1294 | for (p = fn; (p = strstr(p, "..")) != NULL; p += 2) { |
1295 | if ((p[2] == '/' || p[2] == '\0') | |
1296 | && (p == fn || p[-1] == '/')) { | |
1297 | rprintf(FERROR, | |
1298 | "found \"..\" dir in relative path: %s\n", | |
1299 | fbuf); | |
1300 | exit_cleanup(RERR_SYNTAX); | |
1301 | } | |
1902a765 WD |
1302 | } |
1303 | } | |
d2ea5980 | 1304 | |
56f0c976 WD |
1305 | if (!*fn) { |
1306 | len = 1; | |
1307 | fn = "."; | |
1308 | } | |
d2ea5980 WD |
1309 | |
1310 | if (dir && *dir) { | |
cd87e2f5 | 1311 | static const char *lastdir; |
d2ea5980 WD |
1312 | static int lastdir_len; |
1313 | ||
8ad5cea3 | 1314 | strlcpy(olddir, curr_dir, sizeof olddir); |
d2ea5980 | 1315 | |
6f3684ff | 1316 | if (!push_dir(dir, 0)) { |
d2ea5980 WD |
1317 | io_error |= IOERR_GENERAL; |
1318 | rsyserr(FERROR, errno, "push_dir %s failed", | |
1319 | full_fname(dir)); | |
1320 | continue; | |
1321 | } | |
1322 | ||
1323 | if (lastdir && strcmp(lastdir, dir) == 0) { | |
1324 | flist_dir = lastdir; | |
1325 | flist_dir_len = lastdir_len; | |
1326 | } else { | |
1327 | flist_dir = lastdir = strdup(dir); | |
1328 | flist_dir_len = lastdir_len = strlen(dir); | |
1329 | } | |
1330 | } | |
1331 | ||
99eba675 | 1332 | if (fn != fbuf) |
56f0c976 WD |
1333 | memmove(fbuf, fn, len + 1); |
1334 | ||
1335 | if (implied_dirs && (p=strrchr(fbuf,'/')) && p != fbuf) { | |
151f59f1 WD |
1336 | /* Send the implied directories at the start of the |
1337 | * source spec, so we get their permissions right. */ | |
56f0c976 | 1338 | char *lp = lastpath, *slash = fbuf; |
151f59f1 | 1339 | *p = '\0'; |
2154309a WD |
1340 | /* Skip any initial directories in our path that we |
1341 | * have in common with lastpath. */ | |
56f0c976 | 1342 | for (fn = fbuf; *fn && *lp == *fn; lp++, fn++) { |
2154309a WD |
1343 | if (*fn == '/') |
1344 | slash = fn; | |
2154309a WD |
1345 | } |
1346 | *p = '/'; | |
1347 | if (fn != p || (*lp && *lp != '/')) { | |
0f57446d | 1348 | int save_copy_links = copy_links; |
7e037c42 | 1349 | int save_xfer_dirs = xfer_dirs; |
88c2190a | 1350 | copy_links |= copy_unsafe_links; |
7e037c42 | 1351 | xfer_dirs = 1; |
2154309a | 1352 | while ((slash = strchr(slash+1, '/')) != 0) { |
151f59f1 | 1353 | *slash = '\0'; |
ede1f0eb | 1354 | send_file_name(f, flist, fbuf, NULL, 0); |
2154309a | 1355 | *slash = '/'; |
649d65ed | 1356 | } |
0f57446d | 1357 | copy_links = save_copy_links; |
7e037c42 | 1358 | xfer_dirs = save_xfer_dirs; |
151f59f1 | 1359 | *p = '\0'; |
56f0c976 | 1360 | strlcpy(lastpath, fbuf, sizeof lastpath); |
649d65ed AT |
1361 | *p = '/'; |
1362 | } | |
1363 | } | |
ebed4c3a | 1364 | |
535737bf WD |
1365 | if (one_file_system) |
1366 | filesystem_dev = st.st_dev; | |
1367 | ||
75c51953 WD |
1368 | if (recurse || (xfer_dirs && is_dot_dir)) { |
1369 | struct file_struct *file; | |
96b87581 | 1370 | file = send_file_name(f, flist, fbuf, &st, FLAG_TOP_DIR); |
ede1f0eb | 1371 | if (file) |
56f0c976 | 1372 | send_if_directory(f, flist, file, fbuf, len); |
75c51953 | 1373 | } else |
ede1f0eb | 1374 | send_file_name(f, flist, fbuf, &st, 0); |
2bca43f6 | 1375 | |
808c57c3 | 1376 | if (olddir[0]) { |
649d65ed | 1377 | flist_dir = NULL; |
882e6893 | 1378 | flist_dir_len = 0; |
808c57c3 | 1379 | if (!pop_dir(olddir)) { |
d62bcc17 | 1380 | rsyserr(FERROR, errno, "pop_dir %s failed", |
92cdc393 | 1381 | full_fname(olddir)); |
65417579 | 1382 | exit_cleanup(RERR_FILESELECT); |
649d65ed | 1383 | } |
649d65ed | 1384 | } |
649d65ed | 1385 | } |
dc5ddbcc | 1386 | |
134f4338 WD |
1387 | gettimeofday(&end_tv, NULL); |
1388 | stats.flist_buildtime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000 | |
1389 | + (end_tv.tv_usec - start_tv.tv_usec) / 1000; | |
1390 | if (stats.flist_buildtime == 0) | |
1391 | stats.flist_buildtime = 1; | |
1392 | start_tv = end_tv; | |
31b4d25d | 1393 | |
8cae71eb WD |
1394 | write_byte(f, 0); /* Indicate end of file list */ |
1395 | ||
1396 | #ifdef SUPPORT_HARD_LINKS | |
1397 | if (preserve_hard_links && protocol_version >= 30) | |
1398 | idev_destroy(); | |
1399 | #endif | |
c627d613 | 1400 | |
134f4338 WD |
1401 | if (show_filelist_p()) |
1402 | finish_filelist_progress(flist); | |
31b4d25d | 1403 | |
134f4338 WD |
1404 | gettimeofday(&end_tv, NULL); |
1405 | stats.flist_xfertime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000 | |
1406 | + (end_tv.tv_usec - start_tv.tv_usec) / 1000; | |
ebed4c3a | 1407 | |
f5db0993 WD |
1408 | /* Sort the list without removing any duplicates. This allows the |
1409 | * receiving side to ask for any name they like, which gives us the | |
1410 | * flexibility to change the way we unduplicate names in the future | |
1411 | * without causing a compatibility problem with older versions. */ | |
827c37f6 | 1412 | clean_flist(flist, 0, 0); |
ebed4c3a | 1413 | |
82ad07c4 WD |
1414 | if (!numeric_ids) |
1415 | send_uid_list(f); | |
f6c34742 | 1416 | |
134f4338 WD |
1417 | /* send the io_error flag */ |
1418 | write_int(f, lp_ignore_errors(module_id) ? 0 : io_error); | |
6ba9279f | 1419 | |
134f4338 WD |
1420 | io_end_buffering(); |
1421 | stats.flist_size = stats.total_written - start_write; | |
1422 | stats.num_files = flist->count; | |
d6dead6b | 1423 | |
cefed3e8 | 1424 | if (verbose > 3) |
32cbfe7b | 1425 | output_flist(flist); |
cefed3e8 | 1426 | |
17faa41c | 1427 | if (verbose > 2) |
ebed4c3a | 1428 | rprintf(FINFO, "send_file_list done\n"); |
17faa41c | 1429 | |
649d65ed | 1430 | return flist; |
c627d613 AT |
1431 | } |
1432 | ||
c627d613 AT |
1433 | struct file_list *recv_file_list(int f) |
1434 | { | |
ebed4c3a | 1435 | struct file_list *flist; |
1ef00d20 | 1436 | unsigned short flags; |
ebed4c3a | 1437 | int64 start_read; |
c627d613 | 1438 | |
ea124cb3 | 1439 | rprintf(FLOG, "receiving file list\n"); |
1bbd10fe DD |
1440 | if (show_filelist_p()) |
1441 | start_filelist_progress("receiving file list"); | |
c627d613 | 1442 | |
ebed4c3a | 1443 | start_read = stats.total_read; |
a800434a | 1444 | |
9d155ecd | 1445 | flist = flist_new("recv_file_list"); |
c627d613 | 1446 | |
8cae71eb WD |
1447 | #ifdef SUPPORT_HARD_LINKS |
1448 | if (preserve_hard_links && protocol_version < 30) | |
1449 | init_hard_links(); | |
1450 | #endif | |
c627d613 | 1451 | |
1ef00d20 | 1452 | while ((flags = read_byte(f)) != 0) { |
f5db0993 | 1453 | struct file_struct *file; |
dbda5fbf | 1454 | |
d9d6bc52 | 1455 | flist_expand(flist); |
c627d613 | 1456 | |
d01d15e0 | 1457 | if (protocol_version >= 28 && (flags & XMIT_EXTENDED_FLAGS)) |
75bc8600 | 1458 | flags |= read_byte(f) << 8; |
82ad07c4 | 1459 | file = recv_file_entry(flist, flags, f); |
c627d613 | 1460 | |
5e7b826a | 1461 | if (S_ISREG(file->mode) || S_ISLNK(file->mode)) |
96293cf9 | 1462 | stats.total_size += F_LENGTH(file); |
c627d613 | 1463 | |
f5db0993 | 1464 | flist->files[flist->count++] = file; |
c627d613 | 1465 | |
53135fe8 | 1466 | maybe_emit_filelist_progress(flist->count); |
1bbd10fe | 1467 | |
5e4ff5f9 WD |
1468 | if (verbose > 2) { |
1469 | rprintf(FINFO, "recv_file_name(%s)\n", | |
1470 | f_name(file, NULL)); | |
1471 | } | |
ebed4c3a | 1472 | } |
82ad07c4 | 1473 | recv_file_entry(NULL, 0, 0); /* Signal that we're done. */ |
c627d613 | 1474 | |
ebed4c3a MP |
1475 | if (verbose > 2) |
1476 | rprintf(FINFO, "received %d names\n", flist->count); | |
c627d613 | 1477 | |
b7736c79 | 1478 | if (show_filelist_p()) |
1bbd10fe | 1479 | finish_filelist_progress(flist); |
a06d19e3 | 1480 | |
983b1ed3 WD |
1481 | clean_flist(flist, relative_paths, 1); |
1482 | ||
37802f40 | 1483 | if (f >= 0) { |
7b6fa00f | 1484 | recv_uid_list(f, flist); |
f6c34742 | 1485 | |
b9f592fb WD |
1486 | /* Recv the io_error flag */ |
1487 | if (lp_ignore_errors(module_id) || ignore_errors) | |
1488 | read_int(f); | |
1489 | else | |
1490 | io_error |= read_int(f); | |
ebed4c3a | 1491 | } |
6ba9279f | 1492 | |
cefed3e8 | 1493 | if (verbose > 3) |
32cbfe7b | 1494 | output_flist(flist); |
cefed3e8 | 1495 | |
ebed4c3a MP |
1496 | if (list_only) { |
1497 | int i; | |
b7736c79 | 1498 | for (i = 0; i < flist->count; i++) |
ebed4c3a | 1499 | list_file_entry(flist->files[i]); |
ebed4c3a | 1500 | } |
f7632fc6 | 1501 | |
ebed4c3a MP |
1502 | if (verbose > 2) |
1503 | rprintf(FINFO, "recv_file_list done\n"); | |
17faa41c | 1504 | |
ebed4c3a MP |
1505 | stats.flist_size = stats.total_read - start_read; |
1506 | stats.num_files = flist->count; | |
a800434a | 1507 | |
ebed4c3a | 1508 | return flist; |
c627d613 AT |
1509 | } |
1510 | ||
14698a3a | 1511 | static int file_compare(struct file_struct **file1, struct file_struct **file2) |
c627d613 | 1512 | { |
14698a3a | 1513 | return f_name_cmp(*file1, *file2); |
c627d613 AT |
1514 | } |
1515 | ||
f5db0993 WD |
1516 | /* Search for an identically-named item in the file list. Note that the |
1517 | * items must agree in their directory-ness, or no match is returned. */ | |
2f3cad89 | 1518 | int flist_find(struct file_list *flist, struct file_struct *f) |
c627d613 | 1519 | { |
f3c3ed44 | 1520 | int low = flist->low, high = flist->high; |
207522ae | 1521 | int diff, mid, mid_up; |
f3c3ed44 WD |
1522 | |
1523 | while (low <= high) { | |
1524 | mid = (low + high) / 2; | |
96293cf9 | 1525 | if (F_IS_ACTIVE(flist->files[mid])) |
c0b134a4 | 1526 | mid_up = mid; |
7402d583 WD |
1527 | else { |
1528 | /* Scan for the next non-empty entry using the cached | |
1529 | * distance values. If the value isn't fully up-to- | |
1530 | * date, update it. */ | |
85aecef6 | 1531 | mid_up = mid + flist->files[mid]->dir.depth; |
96293cf9 | 1532 | if (!F_IS_ACTIVE(flist->files[mid_up])) { |
85aecef6 WD |
1533 | do { |
1534 | mid_up += flist->files[mid_up]->dir.depth; | |
96293cf9 | 1535 | } while (!F_IS_ACTIVE(flist->files[mid_up])); |
85aecef6 | 1536 | flist->files[mid]->dir.depth = mid_up - mid; |
c0b134a4 | 1537 | } |
c0b134a4 | 1538 | if (mid_up > high) { |
7402d583 WD |
1539 | /* If there's nothing left above us, set high to |
1540 | * a non-empty entry below us and continue. */ | |
96293cf9 WD |
1541 | high = mid - (int)flist->files[mid]->len32; |
1542 | if (!F_IS_ACTIVE(flist->files[high])) { | |
85aecef6 | 1543 | do { |
96293cf9 WD |
1544 | high -= (int)flist->files[high]->len32; |
1545 | } while (!F_IS_ACTIVE(flist->files[high])); | |
1546 | flist->files[mid]->len32 = mid - high; | |
7402d583 | 1547 | } |
c0b134a4 WD |
1548 | continue; |
1549 | } | |
c0b134a4 | 1550 | } |
207522ae WD |
1551 | diff = f_name_cmp(flist->files[mid_up], f); |
1552 | if (diff == 0) { | |
f5db0993 WD |
1553 | if (protocol_version < 29 |
1554 | && S_ISDIR(flist->files[mid_up]->mode) | |
1555 | != S_ISDIR(f->mode)) | |
1556 | return -1; | |
f3c3ed44 | 1557 | return mid_up; |
f5db0993 | 1558 | } |
207522ae | 1559 | if (diff < 0) |
f3c3ed44 | 1560 | low = mid_up + 1; |
207522ae WD |
1561 | else |
1562 | high = mid - 1; | |
d966ee25 | 1563 | } |
d966ee25 | 1564 | return -1; |
c627d613 AT |
1565 | } |
1566 | ||
3ec4dd97 | 1567 | /* |
9935066b S |
1568 | * Free up any resources a file_struct has allocated |
1569 | * and clear the file. | |
3ec4dd97 | 1570 | */ |
82ad07c4 | 1571 | void clear_file(struct file_struct *file) |
c627d613 | 1572 | { |
96293cf9 | 1573 | memset((char*)file + EXTRA_LEN, 0, FILE_STRUCT_LEN - EXTRA_LEN + 1); |
7402d583 | 1574 | /* In an empty entry, dir.depth is an offset to the next non-empty |
96293cf9 | 1575 | * entry. Likewise for len32 in the opposite direction. We assume |
0679ac4c WD |
1576 | * that we're alone for now since flist_find() will adjust the counts |
1577 | * it runs into that aren't up-to-date. */ | |
96293cf9 | 1578 | file->len32 = file->dir.depth = 1; |
3ec4dd97 | 1579 | } |
c627d613 | 1580 | |
4785cd43 | 1581 | /* Allocate a new file list. */ |
9d155ecd | 1582 | struct file_list *flist_new(char *msg) |
3d382777 AT |
1583 | { |
1584 | struct file_list *flist; | |
1585 | ||
58cadc86 | 1586 | flist = new(struct file_list); |
ebed4c3a | 1587 | if (!flist) |
9935066b | 1588 | out_of_memory(msg); |
3d382777 | 1589 | |
82ad07c4 | 1590 | memset(flist, 0, sizeof flist[0]); |
9935066b | 1591 | |
4a19c3b2 | 1592 | if (!(flist->file_pool = pool_create(FILE_EXTENT, 0, out_of_memory, POOL_INTERN))) |
9935066b S |
1593 | out_of_memory(msg); |
1594 | ||
3d382777 AT |
1595 | return flist; |
1596 | } | |
ebed4c3a | 1597 | |
4785cd43 | 1598 | /* Free up all elements in a flist. */ |
3ec4dd97 AT |
1599 | void flist_free(struct file_list *flist) |
1600 | { | |
9935066b | 1601 | pool_destroy(flist->file_pool); |
3ec4dd97 | 1602 | free(flist->files); |
3ec4dd97 | 1603 | free(flist); |
c627d613 AT |
1604 | } |
1605 | ||
c627d613 AT |
1606 | /* |
1607 | * This routine ensures we don't have any duplicate names in our file list. | |
dbda5fbf | 1608 | * duplicate names can cause corruption because of the pipelining |
c627d613 | 1609 | */ |
827c37f6 | 1610 | static void clean_flist(struct file_list *flist, int strip_root, int no_dups) |
c627d613 | 1611 | { |
85aecef6 | 1612 | char fbuf[MAXPATHLEN]; |
6931c138 | 1613 | int i, prev_i = 0; |
c627d613 | 1614 | |
910ee8c9 WD |
1615 | if (!flist) |
1616 | return; | |
1617 | if (flist->count == 0) { | |
1618 | flist->high = -1; | |
3ec4dd97 | 1619 | return; |
910ee8c9 | 1620 | } |
3ec4dd97 | 1621 | |
ebed4c3a | 1622 | qsort(flist->files, flist->count, |
a4a7e64c | 1623 | sizeof flist->files[0], (int (*)())file_compare); |
ebed4c3a | 1624 | |
827c37f6 | 1625 | for (i = no_dups? 0 : flist->count; i < flist->count; i++) { |
96293cf9 | 1626 | if (F_IS_ACTIVE(flist->files[i])) { |
6931c138 | 1627 | prev_i = i; |
b91b50c0 WD |
1628 | break; |
1629 | } | |
1630 | } | |
f3c3ed44 | 1631 | flist->low = prev_i; |
b91b50c0 | 1632 | while (++i < flist->count) { |
fe1c19dc | 1633 | int j; |
f5db0993 WD |
1634 | struct file_struct *file = flist->files[i]; |
1635 | ||
96293cf9 | 1636 | if (!F_IS_ACTIVE(file)) |
b91b50c0 | 1637 | continue; |
fe1c19dc WD |
1638 | if (f_name_cmp(file, flist->files[prev_i]) == 0) |
1639 | j = prev_i; | |
1640 | else if (protocol_version >= 29 && S_ISDIR(file->mode)) { | |
f5db0993 WD |
1641 | int save_mode = file->mode; |
1642 | /* Make sure that this directory doesn't duplicate a | |
1643 | * non-directory earlier in the list. */ | |
f5db0993 | 1644 | flist->high = prev_i; |
fe1c19dc WD |
1645 | file->mode = S_IFREG; |
1646 | j = flist_find(flist, file); | |
f5db0993 | 1647 | file->mode = save_mode; |
fe1c19dc WD |
1648 | } else |
1649 | j = -1; | |
1650 | if (j >= 0) { | |
1651 | struct file_struct *fp = flist->files[j]; | |
1652 | int keep, drop; | |
1653 | /* If one is a dir and the other is not, we want to | |
1654 | * keep the dir because it might have contents in the | |
1655 | * list. */ | |
1656 | if (S_ISDIR(file->mode) != S_ISDIR(fp->mode)) { | |
1657 | if (S_ISDIR(file->mode)) | |
1658 | keep = i, drop = j; | |
1659 | else | |
1660 | keep = j, drop = i; | |
1661 | } else | |
1662 | keep = j, drop = i; | |
b91b50c0 | 1663 | if (verbose > 1 && !am_server) { |
ebed4c3a | 1664 | rprintf(FINFO, |
fe1c19dc | 1665 | "removing duplicate name %s from file list (%d)\n", |
85aecef6 | 1666 | f_name(file, fbuf), drop); |
b91b50c0 | 1667 | } |
9c000f5e WD |
1668 | /* Make sure we don't lose track of a user-specified |
1669 | * top directory. */ | |
0f0b2e66 | 1670 | flist->files[keep]->flags |= flist->files[drop]->flags |
82ad07c4 | 1671 | & (FLAG_TOP_DIR|FLAG_XFER_DIR); |
fe1c19dc | 1672 | |
82ad07c4 | 1673 | clear_file(flist->files[drop]); |
9935066b | 1674 | |
fe1c19dc WD |
1675 | if (keep == i) { |
1676 | if (flist->low == drop) { | |
1677 | for (j = drop + 1; | |
96293cf9 | 1678 | j < i && !F_IS_ACTIVE(flist->files[j]); |
fe1c19dc WD |
1679 | j++) {} |
1680 | flist->low = j; | |
1681 | } | |
1682 | prev_i = i; | |
1683 | } | |
728d0922 | 1684 | } else |
6931c138 | 1685 | prev_i = i; |
3ec4dd97 | 1686 | } |
f5db0993 | 1687 | flist->high = no_dups ? prev_i : flist->count - 1; |
0199b05f | 1688 | |
c0b134a4 WD |
1689 | if (strip_root) { |
1690 | /* We need to strip off the leading slashes for relative | |
1691 | * paths, but this must be done _after_ the sorting phase. */ | |
1692 | for (i = flist->low; i <= flist->high; i++) { | |
1693 | struct file_struct *file = flist->files[i]; | |
1694 | ||
1695 | if (!file->dirname) | |
1696 | continue; | |
1697 | while (*file->dirname == '/') | |
1698 | file->dirname++; | |
1699 | if (!*file->dirname) | |
1700 | file->dirname = NULL; | |
1701 | } | |
1702 | } | |
1703 | ||
e6ffb966 WD |
1704 | if (prune_empty_dirs && no_dups) { |
1705 | int j, prev_depth = 0; | |
9c000f5e | 1706 | |
e6ffb966 | 1707 | prev_i = 0; /* It's OK that this isn't really true. */ |
9c000f5e | 1708 | |
f5db0993 | 1709 | for (i = flist->low; i <= flist->high; i++) { |
e6ffb966 | 1710 | struct file_struct *fp, *file = flist->files[i]; |
ebed4c3a | 1711 | |
e6ffb966 WD |
1712 | /* This temporarily abuses the dir.depth value for a |
1713 | * directory that is in a chain that might get pruned. | |
1714 | * We restore the old value if it gets a reprieve. */ | |
9c000f5e | 1715 | if (S_ISDIR(file->mode) && file->dir.depth) { |
e6ffb966 WD |
1716 | /* Dump empty dirs when coming back down. */ |
1717 | for (j = prev_depth; j >= file->dir.depth; j--) { | |
1718 | fp = flist->files[prev_i]; | |
1719 | if (fp->dir.depth >= 0) | |
1720 | break; | |
1721 | prev_i = -fp->dir.depth-1; | |
82ad07c4 | 1722 | clear_file(fp); |
9c000f5e | 1723 | } |
e6ffb966 | 1724 | prev_depth = file->dir.depth; |
85aecef6 WD |
1725 | if (is_excluded(f_name(file, fbuf), 1, |
1726 | ALL_FILTERS)) { | |
e6ffb966 WD |
1727 | /* Keep dirs through this dir. */ |
1728 | for (j = prev_depth-1; ; j--) { | |
1729 | fp = flist->files[prev_i]; | |
1730 | if (fp->dir.depth >= 0) | |
1731 | break; | |
1732 | prev_i = -fp->dir.depth-1; | |
1733 | fp->dir.depth = j; | |
1734 | } | |
85aecef6 | 1735 | } else |
e6ffb966 WD |
1736 | file->dir.depth = -prev_i-1; |
1737 | prev_i = i; | |
1738 | } else { | |
1739 | /* Keep dirs through this non-dir. */ | |
1740 | for (j = prev_depth; ; j--) { | |
1741 | fp = flist->files[prev_i]; | |
1742 | if (fp->dir.depth >= 0) | |
1743 | break; | |
1744 | prev_i = -fp->dir.depth-1; | |
1745 | fp->dir.depth = j; | |
1746 | } | |
0199b05f | 1747 | } |
9c000f5e | 1748 | } |
e6ffb966 WD |
1749 | /* Dump empty all remaining empty dirs. */ |
1750 | while (1) { | |
1751 | struct file_struct *fp = flist->files[prev_i]; | |
1752 | if (fp->dir.depth >= 0) | |
1753 | break; | |
1754 | prev_i = -fp->dir.depth-1; | |
82ad07c4 | 1755 | clear_file(fp); |
9c000f5e | 1756 | } |
f5db0993 | 1757 | |
9c000f5e | 1758 | for (i = flist->low; i <= flist->high; i++) { |
96293cf9 | 1759 | if (F_IS_ACTIVE(flist->files[i])) |
9c000f5e WD |
1760 | break; |
1761 | } | |
1762 | flist->low = i; | |
1763 | for (i = flist->high; i >= flist->low; i--) { | |
96293cf9 | 1764 | if (F_IS_ACTIVE(flist->files[i])) |
9c000f5e | 1765 | break; |
0199b05f | 1766 | } |
9c000f5e | 1767 | flist->high = i; |
0199b05f | 1768 | } |
cefed3e8 | 1769 | } |
0199b05f | 1770 | |
32cbfe7b | 1771 | static void output_flist(struct file_list *flist) |
cefed3e8 | 1772 | { |
f3c3ed44 | 1773 | char uidbuf[16], gidbuf[16], depthbuf[16]; |
cefed3e8 | 1774 | struct file_struct *file; |
96293cf9 | 1775 | const char *dir, *slash, *name, *trail; |
32cbfe7b | 1776 | const char *who = who_am_i(); |
cefed3e8 | 1777 | int i; |
0199b05f | 1778 | |
ebed4c3a | 1779 | for (i = 0; i < flist->count; i++) { |
cefed3e8 | 1780 | file = flist->files[i]; |
82ad07c4 WD |
1781 | if ((am_root || am_sender) && preserve_uid) { |
1782 | snprintf(uidbuf, sizeof uidbuf, " uid=%ld", | |
1783 | (long)F_UID(file)); | |
1784 | } else | |
f05f993e | 1785 | *uidbuf = '\0'; |
82ad07c4 WD |
1786 | if (preserve_gid && F_GID(file) != GID_NONE) { |
1787 | snprintf(gidbuf, sizeof gidbuf, " gid=%ld", | |
1788 | (long)F_GID(file)); | |
1789 | } else | |
f05f993e | 1790 | *gidbuf = '\0'; |
f3c3ed44 | 1791 | if (!am_sender) |
cabd60fd | 1792 | snprintf(depthbuf, sizeof depthbuf, "%d", file->dir.depth); |
96293cf9 WD |
1793 | if (F_IS_ACTIVE(file)) { |
1794 | if ((dir = file->dirname) == NULL) | |
1795 | dir = slash = ""; | |
1796 | else | |
1797 | slash = "/"; | |
c58c1dc4 | 1798 | name = file->basename; |
96293cf9 WD |
1799 | trail = S_ISDIR(file->mode) ? "/" : ""; |
1800 | } else | |
1801 | dir = slash = name = trail = ""; | |
14698a3a | 1802 | rprintf(FINFO, "[%s] i=%d %s %s%s%s%s mode=0%o len=%.0f%s%s flags=%x\n", |
32cbfe7b | 1803 | who, i, am_sender ? NS(file->dir.root) : depthbuf, |
96293cf9 WD |
1804 | dir, slash, name, trail, (int)file->mode, |
1805 | (double)F_LENGTH(file), uidbuf, gidbuf, file->flags); | |
0199b05f | 1806 | } |
3ec4dd97 AT |
1807 | } |
1808 | ||
8824e2ce | 1809 | enum fnc_state { s_DIR, s_SLASH, s_BASE, s_TRAILING }; |
f5db0993 | 1810 | enum fnc_type { t_PATH, t_ITEM }; |
8018edd3 | 1811 | |
2f3cad89 | 1812 | /* Compare the names of two file_struct entities, similar to how strcmp() |
f5db0993 WD |
1813 | * would do if it were operating on the joined strings. |
1814 | * | |
1815 | * Some differences beginning with protocol_version 29: (1) directory names | |
1816 | * are compared with an assumed trailing slash so that they compare in a | |
1817 | * way that would cause them to sort immediately prior to any content they | |
1818 | * may have; (2) a directory of any name compares after a non-directory of | |
1819 | * any name at the same depth; (3) a directory with name "." compares prior | |
1820 | * to anything else. These changes mean that a directory and a non-dir | |
1821 | * with the same name will not compare as equal (protocol_version >= 29). | |
1822 | * | |
1823 | * The dirname component can be an empty string, but the basename component | |
1824 | * cannot (and never is in the current codebase). The basename component | |
1825 | * may be NULL (for a removed item), in which case it is considered to be | |
1826 | * after any existing item. */ | |
8018edd3 | 1827 | int f_name_cmp(struct file_struct *f1, struct file_struct *f2) |
3ec4dd97 | 1828 | { |
8018edd3 WD |
1829 | int dif; |
1830 | const uchar *c1, *c2; | |
1ef00d20 | 1831 | enum fnc_state state1, state2; |
f5db0993 WD |
1832 | enum fnc_type type1, type2; |
1833 | enum fnc_type t_path = protocol_version >= 29 ? t_PATH : t_ITEM; | |
8018edd3 | 1834 | |
96293cf9 WD |
1835 | if (!f1 || !F_IS_ACTIVE(f1)) { |
1836 | if (!f2 || !F_IS_ACTIVE(f2)) | |
8018edd3 WD |
1837 | return 0; |
1838 | return -1; | |
1839 | } | |
96293cf9 | 1840 | if (!f2 || !F_IS_ACTIVE(f2)) |
8018edd3 WD |
1841 | return 1; |
1842 | ||
14698a3a WD |
1843 | c1 = (uchar*)f1->dirname; |
1844 | c2 = (uchar*)f2->dirname; | |
1845 | if (c1 == c2) | |
1846 | c1 = c2 = NULL; | |
1847 | if (!c1) { | |
f5db0993 | 1848 | type1 = S_ISDIR(f1->mode) ? t_path : t_ITEM; |
c58c1dc4 | 1849 | c1 = (const uchar*)f1->basename; |
f5db0993 WD |
1850 | if (type1 == t_PATH && *c1 == '.' && !c1[1]) { |
1851 | type1 = t_ITEM; | |
1852 | state1 = s_TRAILING; | |
1853 | c1 = (uchar*)""; | |
1854 | } else | |
1855 | state1 = s_BASE; | |
f5db0993 WD |
1856 | } else { |
1857 | type1 = t_path; | |
8824e2ce | 1858 | state1 = s_DIR; |
f5db0993 | 1859 | } |
14698a3a | 1860 | if (!c2) { |
f5db0993 | 1861 | type2 = S_ISDIR(f2->mode) ? t_path : t_ITEM; |
c58c1dc4 | 1862 | c2 = (const uchar*)f2->basename; |
f5db0993 WD |
1863 | if (type2 == t_PATH && *c2 == '.' && !c2[1]) { |
1864 | type2 = t_ITEM; | |
1865 | state2 = s_TRAILING; | |
1866 | c2 = (uchar*)""; | |
1867 | } else | |
1868 | state2 = s_BASE; | |
f5db0993 WD |
1869 | } else { |
1870 | type2 = t_path; | |
8824e2ce | 1871 | state2 = s_DIR; |
f5db0993 WD |
1872 | } |
1873 | ||
1874 | if (type1 != type2) | |
1875 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 1876 | |
e4fdf1de | 1877 | do { |
f5db0993 | 1878 | if (!*c1) { |
8018edd3 | 1879 | switch (state1) { |
8824e2ce WD |
1880 | case s_DIR: |
1881 | state1 = s_SLASH; | |
e90b8ace | 1882 | c1 = (uchar*)"/"; |
8018edd3 | 1883 | break; |
8824e2ce | 1884 | case s_SLASH: |
f5db0993 | 1885 | type1 = S_ISDIR(f1->mode) ? t_path : t_ITEM; |
c58c1dc4 | 1886 | c1 = (const uchar*)f1->basename; |
cbb5fa4f WD |
1887 | if (type1 == t_PATH && *c1 == '.' && !c1[1]) { |
1888 | type1 = t_ITEM; | |
1889 | state1 = s_TRAILING; | |
1890 | c1 = (uchar*)""; | |
1891 | } else | |
1892 | state1 = s_BASE; | |
8018edd3 | 1893 | break; |
8824e2ce WD |
1894 | case s_BASE: |
1895 | state1 = s_TRAILING; | |
f5db0993 | 1896 | if (type1 == t_PATH) { |
2f3cad89 | 1897 | c1 = (uchar*)"/"; |
f5db0993 WD |
1898 | break; |
1899 | } | |
1900 | /* FALL THROUGH */ | |
8824e2ce | 1901 | case s_TRAILING: |
f5db0993 | 1902 | type1 = t_ITEM; |
8018edd3 WD |
1903 | break; |
1904 | } | |
f5db0993 WD |
1905 | if (*c2 && type1 != type2) |
1906 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 1907 | } |
f5db0993 | 1908 | if (!*c2) { |
8018edd3 | 1909 | switch (state2) { |
8824e2ce WD |
1910 | case s_DIR: |
1911 | state2 = s_SLASH; | |
e90b8ace | 1912 | c2 = (uchar*)"/"; |
8018edd3 | 1913 | break; |
8824e2ce | 1914 | case s_SLASH: |
f5db0993 | 1915 | type2 = S_ISDIR(f2->mode) ? t_path : t_ITEM; |
c58c1dc4 | 1916 | c2 = (const uchar*)f2->basename; |
cbb5fa4f WD |
1917 | if (type2 == t_PATH && *c2 == '.' && !c2[1]) { |
1918 | type2 = t_ITEM; | |
1919 | state2 = s_TRAILING; | |
1920 | c2 = (uchar*)""; | |
1921 | } else | |
1922 | state2 = s_BASE; | |
8018edd3 | 1923 | break; |
8824e2ce | 1924 | case s_BASE: |
8824e2ce | 1925 | state2 = s_TRAILING; |
f5db0993 | 1926 | if (type2 == t_PATH) { |
2f3cad89 | 1927 | c2 = (uchar*)"/"; |
f5db0993 WD |
1928 | break; |
1929 | } | |
1930 | /* FALL THROUGH */ | |
8824e2ce | 1931 | case s_TRAILING: |
f5db0993 WD |
1932 | if (!*c1) |
1933 | return 0; | |
1934 | type2 = t_ITEM; | |
8018edd3 WD |
1935 | break; |
1936 | } | |
f5db0993 WD |
1937 | if (type1 != type2) |
1938 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 1939 | } |
e4fdf1de | 1940 | } while ((dif = (int)*c1++ - (int)*c2++) == 0); |
8018edd3 WD |
1941 | |
1942 | return dif; | |
1943 | } | |
1944 | ||
96293cf9 WD |
1945 | char *f_name_buf(void) |
1946 | { | |
1947 | static char names[5][MAXPATHLEN]; | |
1948 | static unsigned int n; | |
1949 | ||
1950 | n = (n + 1) % (sizeof names / sizeof names[0]); | |
1951 | ||
1952 | return names[n]; | |
1953 | } | |
1954 | ||
8018edd3 | 1955 | /* Return a copy of the full filename of a flist entry, using the indicated |
5e4ff5f9 WD |
1956 | * buffer or one of 5 static buffers if fbuf is NULL. No size-checking is |
1957 | * done because we checked the size when creating the file_struct entry. | |
8018edd3 | 1958 | */ |
5e4ff5f9 | 1959 | char *f_name(struct file_struct *f, char *fbuf) |
8018edd3 | 1960 | { |
96293cf9 | 1961 | if (!f || !F_IS_ACTIVE(f)) |
ebed4c3a | 1962 | return NULL; |
3ec4dd97 | 1963 | |
96293cf9 WD |
1964 | if (!fbuf) |
1965 | fbuf = f_name_buf(); | |
5e4ff5f9 | 1966 | |
3ec4dd97 | 1967 | if (f->dirname) { |
882e6893 WD |
1968 | int len = strlen(f->dirname); |
1969 | memcpy(fbuf, f->dirname, len); | |
1970 | fbuf[len] = '/'; | |
c58c1dc4 | 1971 | strlcpy(fbuf + len + 1, f->basename, MAXPATHLEN - (len + 1)); |
8018edd3 | 1972 | } else |
c58c1dc4 | 1973 | strlcpy(fbuf, f->basename, MAXPATHLEN); |
0ee6ca98 | 1974 | |
b7736c79 | 1975 | return fbuf; |
8018edd3 | 1976 | } |
e03dfae5 | 1977 | |
32cbfe7b WD |
1978 | /* Do a non-recursive scan of the named directory, possibly ignoring all |
1979 | * exclude rules except for the daemon's. If "dlen" is >=0, it is the length | |
1980 | * of the dirname string, and also indicates that "dirname" is a MAXPATHLEN | |
1981 | * buffer (the functions we call will append names onto the end, but the old | |
1982 | * dir value will be restored on exit). */ | |
263d3bfb | 1983 | struct file_list *get_dirlist(char *dirname, int dlen, int ignore_filter_rules) |
37802f40 WD |
1984 | { |
1985 | struct file_list *dirlist; | |
1986 | char dirbuf[MAXPATHLEN]; | |
37802f40 | 1987 | int save_recurse = recurse; |
1661fe9b | 1988 | int save_xfer_dirs = xfer_dirs; |
37802f40 | 1989 | |
32cbfe7b WD |
1990 | if (dlen < 0) { |
1991 | dlen = strlcpy(dirbuf, dirname, MAXPATHLEN); | |
1992 | if (dlen >= MAXPATHLEN) | |
1993 | return NULL; | |
1994 | dirname = dirbuf; | |
1995 | } | |
37802f40 | 1996 | |
9d155ecd | 1997 | dirlist = flist_new("get_dirlist"); |
32cbfe7b | 1998 | |
37802f40 | 1999 | recurse = 0; |
1661fe9b | 2000 | xfer_dirs = 1; |
32cbfe7b | 2001 | send_directory(ignore_filter_rules ? -2 : -1, dirlist, dirname, dlen); |
1661fe9b | 2002 | xfer_dirs = save_xfer_dirs; |
37802f40 | 2003 | recurse = save_recurse; |
53135fe8 WD |
2004 | if (do_progress) |
2005 | flist_count_offset += dirlist->count; | |
37802f40 | 2006 | |
564ef546 WD |
2007 | clean_flist(dirlist, 0, 0); |
2008 | ||
45478cc7 | 2009 | if (verbose > 3) |
32cbfe7b | 2010 | output_flist(dirlist); |
45478cc7 | 2011 | |
32cbfe7b | 2012 | return dirlist; |
45478cc7 | 2013 | } |