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> | |
ba2133d6 | 7 | * Copyright (C) 2002-2007 Wayne Davison |
0f78b815 WD |
8 | * |
9 | * This program is free software; you can redistribute it and/or modify | |
ba2133d6 WD |
10 | * it under the terms of the GNU General Public License version 2 as |
11 | * published by the Free Software Foundation. | |
736a6a29 | 12 | * |
0f78b815 WD |
13 | * This program is distributed in the hope that it will be useful, |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
172875cf | 17 | * |
e7c67065 WD |
18 | * You should have received a copy of the GNU General Public License along |
19 | * with this program; if not, write to the Free Software Foundation, Inc., | |
20 | * 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. | |
0f78b815 | 21 | */ |
c627d613 AT |
22 | |
23 | #include "rsync.h" | |
a3e18c76 | 24 | #include "rounding.h" |
6d4e718f | 25 | #include "io.h" |
c627d613 AT |
26 | |
27 | extern int verbose; | |
34e18ecd | 28 | extern int list_only; |
f05f993e | 29 | extern int am_root; |
c627d613 | 30 | extern int am_server; |
a8726d2a | 31 | extern int am_daemon; |
56194bcd | 32 | extern int am_sender; |
f14b3ef4 | 33 | extern int am_generator; |
3ea6e0e7 | 34 | extern int inc_recurse; |
8715db2c | 35 | extern int do_progress; |
c627d613 | 36 | extern int always_checksum; |
983b1ed3 WD |
37 | extern int module_id; |
38 | extern int ignore_errors; | |
4836c3ee | 39 | extern int numeric_ids; |
a06d19e3 | 40 | extern int recurse; |
7e037c42 | 41 | extern int xfer_dirs; |
24d0fcde | 42 | extern int filesfrom_fd; |
c627d613 | 43 | extern int one_file_system; |
88c2190a | 44 | extern int copy_dirlinks; |
314f4591 | 45 | extern int keep_dirlinks; |
1c3344a1 | 46 | extern int preserve_acls; |
16edf865 | 47 | extern int preserve_xattrs; |
c627d613 | 48 | extern int preserve_links; |
dc5ddbcc | 49 | extern int preserve_hard_links; |
c627d613 | 50 | extern int preserve_devices; |
b5c6a6ae | 51 | extern int preserve_specials; |
c627d613 AT |
52 | extern int preserve_uid; |
53 | extern int preserve_gid; | |
6574b4f7 | 54 | extern int relative_paths; |
24d0fcde | 55 | extern int implied_dirs; |
99a957d3 | 56 | extern int file_extra_cnt; |
53039410 WD |
57 | extern int ignore_perishable; |
58 | extern int non_perishable_cnt; | |
85aecef6 | 59 | extern int prune_empty_dirs; |
82306bf6 | 60 | extern int copy_links; |
b5313607 | 61 | extern int copy_unsafe_links; |
d04e9c51 | 62 | extern int protocol_version; |
cb13abfe | 63 | extern int sanitize_paths; |
d64e6f42 | 64 | extern struct stats stats; |
c627d613 | 65 | |
e1f40891 WD |
66 | extern char curr_dir[MAXPATHLEN]; |
67 | ||
2b7e0f33 WD |
68 | extern struct chmod_mode_struct *chmod_modes; |
69 | ||
7842418b WD |
70 | extern struct filter_list_struct filter_list; |
71 | extern struct filter_list_struct server_filter_list; | |
c627d613 | 72 | |
332cf6df WD |
73 | #ifdef ICONV_OPTION |
74 | extern int ic_ndx; | |
75 | extern int need_unsorted_flist; | |
76 | extern iconv_t ic_send, ic_recv; | |
77 | #endif | |
78 | ||
06c28400 | 79 | int io_error; |
7752df41 | 80 | int checksum_len; |
535737bf | 81 | dev_t filesystem_dev; /* used to implement -x */ |
82ad07c4 | 82 | |
c7e6f84f WD |
83 | struct file_list *cur_flist, *first_flist, *dir_flist; |
84 | int send_dir_ndx = -1, send_dir_depth = 0; | |
85 | int flist_cnt = 0; /* how many (non-tmp) file list objects exist */ | |
86 | int file_total = 0; /* total of all active items over all file-lists */ | |
87 | int flist_eof = 0; /* all the file-lists are now known */ | |
88 | ||
82ad07c4 WD |
89 | /* The tmp_* vars are used as a cache area by make_file() to store data |
90 | * that the sender doesn't need to remember in its file list. The data | |
91 | * will survive just long enough to be used by send_file_entry(). */ | |
92 | static dev_t tmp_rdev; | |
9d155ecd | 93 | #ifdef SUPPORT_HARD_LINKS |
9d737ecb | 94 | static int64 tmp_dev, tmp_ino; |
9d155ecd | 95 | #endif |
a0456b9c | 96 | static char tmp_sum[MAX_DIGEST_LEN]; |
06c28400 | 97 | |
a0456b9c | 98 | static char empty_sum[MAX_DIGEST_LEN]; |
c7565dad | 99 | static int flist_count_offset; /* for --delete --progress */ |
3d382777 | 100 | |
827c37f6 | 101 | static void clean_flist(struct file_list *flist, int strip_root, int no_dups); |
32cbfe7b | 102 | static void output_flist(struct file_list *flist); |
0199b05f | 103 | |
61dec11a WD |
104 | void init_flist(void) |
105 | { | |
96293cf9 WD |
106 | if (verbose > 4) { |
107 | rprintf(FINFO, "FILE_STRUCT_LEN=%d, EXTRA_LEN=%d\n", | |
6aef83c9 | 108 | (int)FILE_STRUCT_LEN, (int)EXTRA_LEN); |
96293cf9 | 109 | } |
a0456b9c WD |
110 | checksum_len = protocol_version < 21 ? 2 |
111 | : protocol_version < 30 ? MD4_DIGEST_LEN | |
112 | : MD5_DIGEST_LEN; | |
61dec11a WD |
113 | } |
114 | ||
1bbd10fe | 115 | static int show_filelist_p(void) |
58225000 | 116 | { |
3ea6e0e7 | 117 | return verbose && xfer_dirs && !am_server && !inc_recurse; |
1bbd10fe | 118 | } |
ebed4c3a | 119 | |
1bbd10fe DD |
120 | static void start_filelist_progress(char *kind) |
121 | { | |
ea124cb3 | 122 | rprintf(FCLIENT, "%s ... ", kind); |
e5ce3bcf | 123 | if (verbose > 1 || do_progress) |
ea124cb3 | 124 | rprintf(FCLIENT, "\n"); |
1bbd10fe | 125 | rflush(FINFO); |
58225000 MP |
126 | } |
127 | ||
53135fe8 | 128 | static void emit_filelist_progress(int count) |
db719fb0 | 129 | { |
ea124cb3 | 130 | rprintf(FCLIENT, " %d files...\r", count); |
db719fb0 MP |
131 | } |
132 | ||
53135fe8 | 133 | static void maybe_emit_filelist_progress(int count) |
58225000 | 134 | { |
53135fe8 WD |
135 | if (do_progress && show_filelist_p() && (count % 100) == 0) |
136 | emit_filelist_progress(count); | |
58225000 MP |
137 | } |
138 | ||
1bbd10fe | 139 | static void finish_filelist_progress(const struct file_list *flist) |
58225000 | 140 | { |
1bbd10fe DD |
141 | if (do_progress) { |
142 | /* This overwrites the progress line */ | |
c7b562be MP |
143 | rprintf(FINFO, "%d file%sto consider\n", |
144 | flist->count, flist->count == 1 ? " " : "s "); | |
b7736c79 | 145 | } else |
1bbd10fe | 146 | rprintf(FINFO, "done\n"); |
58225000 MP |
147 | } |
148 | ||
86943126 MP |
149 | void show_flist_stats(void) |
150 | { | |
151 | /* Nothing yet */ | |
152 | } | |
153 | ||
f7632fc6 AT |
154 | static void list_file_entry(struct file_struct *f) |
155 | { | |
78d146e8 | 156 | char permbuf[PERMSTRING_SIZE]; |
96293cf9 | 157 | double len; |
f7632fc6 | 158 | |
96293cf9 | 159 | if (!F_IS_ACTIVE(f)) { |
7212be92 DD |
160 | /* this can happen if duplicate names were removed */ |
161 | return; | |
e5ce3bcf | 162 | } |
7212be92 | 163 | |
78d146e8 | 164 | permstring(permbuf, f->mode); |
96293cf9 | 165 | len = F_LENGTH(f); |
740819ef | 166 | |
1c3344a1 WD |
167 | /* TODO: indicate '+' if the entry has an ACL. */ |
168 | ||
4f5b0756 | 169 | #ifdef SUPPORT_LINKS |
f7632fc6 | 170 | if (preserve_links && S_ISLNK(f->mode)) { |
ebed4c3a | 171 | rprintf(FINFO, "%s %11.0f %s %s -> %s\n", |
96293cf9 | 172 | permbuf, len, timestring(f->modtime), |
82ad07c4 | 173 | f_name(f, NULL), F_SYMLINK(f)); |
0d162bd1 WD |
174 | } else |
175 | #endif | |
e5ce3bcf | 176 | { |
ebed4c3a | 177 | rprintf(FINFO, "%s %11.0f %s %s\n", |
96293cf9 | 178 | permbuf, len, timestring(f->modtime), |
5e4ff5f9 | 179 | f_name(f, NULL)); |
e5ce3bcf | 180 | } |
f7632fc6 AT |
181 | } |
182 | ||
cad8f6f9 WD |
183 | /* Stat either a symlink or its referent, depending on the settings of |
184 | * copy_links, copy_unsafe_links, etc. Returns -1 on error, 0 on success. | |
4e5db0ad | 185 | * |
cad8f6f9 WD |
186 | * If path is the name of a symlink, then the linkbuf buffer (which must hold |
187 | * MAXPATHLEN chars) will be set to the symlink's target string. | |
4e5db0ad | 188 | * |
cad8f6f9 WD |
189 | * The stat structure pointed to by stp will contain information about the |
190 | * link or the referent as appropriate, if they exist. */ | |
191 | static int readlink_stat(const char *path, STRUCT_STAT *stp, char *linkbuf) | |
b5313607 | 192 | { |
4f5b0756 | 193 | #ifdef SUPPORT_LINKS |
cad8f6f9 | 194 | if (link_stat(path, stp, copy_dirlinks) < 0) |
b5313607 | 195 | return -1; |
cad8f6f9 WD |
196 | if (S_ISLNK(stp->st_mode)) { |
197 | int llen = readlink(path, linkbuf, MAXPATHLEN - 1); | |
198 | if (llen < 0) | |
b5313607 | 199 | return -1; |
cad8f6f9 | 200 | linkbuf[llen] = '\0'; |
fc638474 DD |
201 | if (copy_unsafe_links && unsafe_symlink(linkbuf, path)) { |
202 | if (verbose > 1) { | |
dbda5fbf | 203 | rprintf(FINFO,"copying unsafe symlink \"%s\" -> \"%s\"\n", |
0ee6ca98 | 204 | path, linkbuf); |
fc638474 | 205 | } |
9439c0cb | 206 | return x_stat(path, stp, NULL); |
b5313607 DD |
207 | } |
208 | } | |
209 | return 0; | |
210 | #else | |
9439c0cb | 211 | return x_stat(path, stp, NULL); |
b5313607 DD |
212 | #endif |
213 | } | |
214 | ||
cad8f6f9 | 215 | int link_stat(const char *path, STRUCT_STAT *stp, int follow_dirlinks) |
82306bf6 | 216 | { |
4f5b0756 | 217 | #ifdef SUPPORT_LINKS |
b7736c79 | 218 | if (copy_links) |
9439c0cb WD |
219 | return x_stat(path, stp, NULL); |
220 | if (x_lstat(path, stp, NULL) < 0) | |
314f4591 | 221 | return -1; |
cad8f6f9 | 222 | if (follow_dirlinks && S_ISLNK(stp->st_mode)) { |
314f4591 | 223 | STRUCT_STAT st; |
9439c0cb | 224 | if (x_stat(path, &st, NULL) == 0 && S_ISDIR(st.st_mode)) |
cad8f6f9 | 225 | *stp = st; |
314f4591 WD |
226 | } |
227 | return 0; | |
82306bf6 | 228 | #else |
9439c0cb | 229 | return x_stat(path, stp, NULL); |
82306bf6 AT |
230 | #endif |
231 | } | |
232 | ||
7842418b | 233 | /* This function is used to check if a file should be included/excluded |
429f9828 | 234 | * from the list of files based on its name and type etc. The value of |
7842418b WD |
235 | * filter_level is set to either SERVER_FILTERS or ALL_FILTERS. */ |
236 | static int is_excluded(char *fname, int is_dir, int filter_level) | |
c627d613 | 237 | { |
7d687932 | 238 | #if 0 /* This currently never happens, so avoid a useless compare. */ |
7842418b | 239 | if (filter_level == NO_FILTERS) |
429f9828 WD |
240 | return 0; |
241 | #endif | |
6931c138 | 242 | if (fname) { |
429f9828 | 243 | /* never exclude '.', even if somebody does --exclude '*' */ |
6931c138 WD |
244 | if (fname[0] == '.' && !fname[1]) |
245 | return 0; | |
246 | /* Handle the -R version of the '.' dir. */ | |
247 | if (fname[0] == '/') { | |
248 | int len = strlen(fname); | |
249 | if (fname[len-1] == '.' && fname[len-2] == '/') | |
250 | return 0; | |
251 | } | |
76e26e10 | 252 | } |
7842418b WD |
253 | if (server_filter_list.head |
254 | && check_filter(&server_filter_list, fname, is_dir) < 0) | |
429f9828 | 255 | return 1; |
7842418b | 256 | if (filter_level != ALL_FILTERS) |
429f9828 | 257 | return 0; |
7842418b WD |
258 | if (filter_list.head |
259 | && check_filter(&filter_list, fname, is_dir) < 0) | |
76e26e10 | 260 | return 1; |
76e26e10 | 261 | return 0; |
c627d613 AT |
262 | } |
263 | ||
c7e6f84f WD |
264 | static void send_directory(int f, struct file_list *flist, int ndx, |
265 | char *fbuf, int len, int flags); | |
c627d613 | 266 | |
ef35abb2 WD |
267 | static const char *pathname, *orig_dir; |
268 | static int pathname_len; | |
c627d613 | 269 | |
3ec4dd97 | 270 | |
d9d6bc52 MP |
271 | /** |
272 | * Make sure @p flist is big enough to hold at least @p flist->count | |
273 | * entries. | |
274 | **/ | |
a85906c7 | 275 | void flist_expand(struct file_list *flist) |
d9d6bc52 | 276 | { |
0501f363 | 277 | struct file_struct **new_ptr; |
2e7d1994 | 278 | |
a85906c7 S |
279 | if (flist->count < flist->malloced) |
280 | return; | |
dbda5fbf | 281 | |
a85906c7 S |
282 | if (flist->malloced < FLIST_START) |
283 | flist->malloced = FLIST_START; | |
284 | else if (flist->malloced >= FLIST_LINEAR) | |
285 | flist->malloced += FLIST_LINEAR; | |
286 | else | |
287 | flist->malloced *= 2; | |
288 | ||
289 | /* | |
290 | * In case count jumped or we are starting the list | |
291 | * with a known size just set it. | |
292 | */ | |
293 | if (flist->malloced < flist->count) | |
294 | flist->malloced = flist->count; | |
295 | ||
0501f363 WD |
296 | new_ptr = realloc_array(flist->files, struct file_struct *, |
297 | flist->malloced); | |
2e7d1994 | 298 | |
8c483820 | 299 | if (verbose >= 2 && flist->malloced != FLIST_START) { |
ea124cb3 | 300 | rprintf(FCLIENT, "[%s] expand file_list to %.0f bytes, did%s move\n", |
a85906c7 | 301 | who_am_i(), |
a4a7e64c | 302 | (double)sizeof flist->files[0] * flist->malloced, |
a85906c7 | 303 | (new_ptr == flist->files) ? " not" : ""); |
d9d6bc52 | 304 | } |
a85906c7 | 305 | |
0501f363 | 306 | flist->files = new_ptr; |
a85906c7 S |
307 | |
308 | if (!flist->files) | |
309 | out_of_memory("flist_expand"); | |
d9d6bc52 MP |
310 | } |
311 | ||
ef35abb2 | 312 | int push_pathname(const char *dir, int len) |
c7e6f84f | 313 | { |
ef35abb2 | 314 | if (dir == pathname) |
c7e6f84f WD |
315 | return 1; |
316 | ||
317 | if (!orig_dir) | |
318 | orig_dir = strdup(curr_dir); | |
319 | ||
ef35abb2 | 320 | if (pathname && !pop_dir(orig_dir)) { |
c7e6f84f WD |
321 | rsyserr(FERROR, errno, "pop_dir %s failed", |
322 | full_fname(orig_dir)); | |
323 | exit_cleanup(RERR_FILESELECT); | |
324 | } | |
325 | ||
326 | if (dir && !push_dir(dir, 0)) { | |
327 | io_error |= IOERR_GENERAL; | |
63d83e94 WD |
328 | rsyserr(FERROR, errno, "push_dir %s failed in %s", |
329 | full_fname(dir), curr_dir); | |
c7e6f84f WD |
330 | return 0; |
331 | } | |
332 | ||
ef35abb2 WD |
333 | pathname = dir; |
334 | pathname_len = len >= 0 ? len : dir ? (int)strlen(dir) : 0; | |
c7e6f84f WD |
335 | |
336 | return 1; | |
337 | } | |
338 | ||
42c6b139 | 339 | static void send_file_entry(int f, struct file_struct *file, int ndx) |
c627d613 | 340 | { |
5911fee5 WD |
341 | static time_t modtime; |
342 | static mode_t mode; | |
1490812a | 343 | static int64 dev; |
4124540d | 344 | static dev_t rdev; |
9c5e91f8 | 345 | static uint32 rdev_major; |
5911fee5 WD |
346 | static uid_t uid; |
347 | static gid_t gid; | |
c7e6f84f | 348 | static char *user_name, *group_name; |
5911fee5 | 349 | static char lastname[MAXPATHLEN]; |
f376e674 | 350 | char fname[MAXPATHLEN]; |
8cae71eb | 351 | int first_hlink_ndx = -1; |
ebed4c3a | 352 | int l1, l2; |
99a957d3 | 353 | int flags; |
72914a60 | 354 | |
332cf6df WD |
355 | #ifdef ICONV_OPTION |
356 | if (ic_send != (iconv_t)-1) { | |
357 | ICONV_CONST char *ibuf; | |
358 | char *obuf = fname; | |
359 | size_t ocnt = MAXPATHLEN, icnt; | |
360 | ||
361 | iconv(ic_send, NULL,0, NULL,0); | |
362 | if ((ibuf = (ICONV_CONST char *)file->dirname) != NULL) { | |
363 | icnt = strlen(ibuf); | |
364 | ocnt--; /* pre-subtract the space for the '/' */ | |
365 | if (iconv(ic_send, &ibuf,&icnt, &obuf,&ocnt) == (size_t)-1) | |
366 | goto convert_error; | |
367 | *obuf++ = '/'; | |
368 | } | |
369 | ||
370 | ibuf = (ICONV_CONST char *)file->basename; | |
371 | icnt = strlen(ibuf); | |
372 | if (iconv(ic_send, &ibuf,&icnt, &obuf,&ocnt) == (size_t)-1) { | |
373 | convert_error: | |
374 | io_error |= IOERR_GENERAL; | |
375 | rprintf(FINFO, | |
376 | "[%s] cannot convert filename: %s (%s)\n", | |
377 | who_am_i(), f_name(file, fname), strerror(errno)); | |
378 | return; | |
379 | } | |
380 | *obuf = '\0'; | |
381 | } else | |
382 | #endif | |
383 | f_name(file, fname); | |
72914a60 | 384 | |
82ad07c4 | 385 | flags = file->flags & FLAG_TOP_DIR; /* FLAG_TOP_DIR == XMIT_TOP_DIR */ |
72914a60 | 386 | |
30f337c9 | 387 | if (file->mode == mode) |
d01d15e0 | 388 | flags |= XMIT_SAME_MODE; |
1ef00d20 | 389 | else |
30f337c9 | 390 | mode = file->mode; |
b5c6a6ae WD |
391 | if ((preserve_devices && IS_DEVICE(mode)) |
392 | || (preserve_specials && IS_SPECIAL(mode))) { | |
75bc8600 | 393 | if (protocol_version < 28) { |
82ad07c4 | 394 | if (tmp_rdev == rdev) |
b5c6a6ae WD |
395 | flags |= XMIT_SAME_RDEV_pre28; |
396 | else | |
82ad07c4 | 397 | rdev = tmp_rdev; |
b5c6a6ae | 398 | } else { |
82ad07c4 | 399 | rdev = tmp_rdev; |
9c5e91f8 WD |
400 | if ((uint32)major(rdev) == rdev_major) |
401 | flags |= XMIT_SAME_RDEV_MAJOR; | |
84a3efa0 | 402 | else |
9c5e91f8 | 403 | rdev_major = major(rdev); |
18438f0b WD |
404 | if (protocol_version < 30 && (uint32)minor(rdev) <= 0xFFu) |
405 | flags |= XMIT_RDEV_MINOR_8_pre30; | |
75bc8600 | 406 | } |
b5c6a6ae | 407 | } else if (protocol_version < 28) |
b4a09b72 | 408 | rdev = MAKEDEV(0, 0); |
82ad07c4 | 409 | if (preserve_uid) { |
c7e6f84f | 410 | if (F_UID(file) == uid && *lastname) |
82ad07c4 | 411 | flags |= XMIT_SAME_UID; |
c7e6f84f | 412 | else { |
82ad07c4 | 413 | uid = F_UID(file); |
c7e6f84f WD |
414 | if (preserve_uid && !numeric_ids) { |
415 | user_name = add_uid(uid); | |
3ea6e0e7 | 416 | if (inc_recurse && user_name) |
c7e6f84f WD |
417 | flags |= XMIT_USER_NAME_FOLLOWS; |
418 | } | |
419 | } | |
82ad07c4 WD |
420 | } |
421 | if (preserve_gid) { | |
c7e6f84f | 422 | if (F_GID(file) == gid && *lastname) |
82ad07c4 | 423 | flags |= XMIT_SAME_GID; |
c7e6f84f | 424 | else { |
82ad07c4 | 425 | gid = F_GID(file); |
c7e6f84f WD |
426 | if (preserve_gid && !numeric_ids) { |
427 | group_name = add_gid(gid); | |
3ea6e0e7 | 428 | if (inc_recurse && group_name) |
c7e6f84f WD |
429 | flags |= XMIT_GROUP_NAME_FOLLOWS; |
430 | } | |
431 | } | |
82ad07c4 | 432 | } |
30f337c9 | 433 | if (file->modtime == modtime) |
d01d15e0 | 434 | flags |= XMIT_SAME_TIME; |
1ef00d20 | 435 | else |
30f337c9 | 436 | modtime = file->modtime; |
a289addd | 437 | |
4f5b0756 | 438 | #ifdef SUPPORT_HARD_LINKS |
9d737ecb | 439 | if (tmp_dev != 0) { |
8cae71eb | 440 | if (protocol_version >= 30) { |
9d737ecb | 441 | struct idev_node *np = idev_node(tmp_dev, tmp_ino); |
424d3691 | 442 | first_hlink_ndx = (int32)(long)np->data - 1; |
8cae71eb | 443 | if (first_hlink_ndx < 0) { |
424d3691 | 444 | np->data = (void*)(long)(ndx + 1); |
8cae71eb WD |
445 | flags |= XMIT_HLINK_FIRST; |
446 | } | |
447 | flags |= XMIT_HLINKED; | |
448 | } else { | |
9d737ecb | 449 | if (tmp_dev == dev) { |
8cae71eb WD |
450 | if (protocol_version >= 28) |
451 | flags |= XMIT_SAME_DEV_pre30; | |
452 | } else | |
9d737ecb | 453 | dev = tmp_dev; |
8cae71eb WD |
454 | flags |= XMIT_HLINKED; |
455 | } | |
c4b4df4f | 456 | } |
0d162bd1 | 457 | #endif |
ebed4c3a MP |
458 | |
459 | for (l1 = 0; | |
3e491682 S |
460 | lastname[l1] && (fname[l1] == lastname[l1]) && (l1 < 255); |
461 | l1++) {} | |
eddd5d12 | 462 | l2 = strlen(fname+l1); |
72914a60 | 463 | |
ebed4c3a | 464 | if (l1 > 0) |
d01d15e0 | 465 | flags |= XMIT_SAME_NAME; |
ebed4c3a | 466 | if (l2 > 255) |
d01d15e0 | 467 | flags |= XMIT_LONG_NAME; |
72914a60 | 468 | |
1aa4caf3 WD |
469 | /* We must make sure we don't send a zero flag byte or the |
470 | * other end will terminate the flist transfer. Note that | |
ee3751c8 | 471 | * the use of XMIT_TOP_DIR on a non-dir has no meaning, so |
1aa4caf3 | 472 | * it's harmless way to add a bit to the first flag byte. */ |
75bc8600 | 473 | if (protocol_version >= 28) { |
1aa4caf3 | 474 | if (!flags && !S_ISDIR(mode)) |
ee3751c8 | 475 | flags |= XMIT_TOP_DIR; |
1aa4caf3 | 476 | if ((flags & 0xFF00) || !flags) { |
d01d15e0 | 477 | flags |= XMIT_EXTENDED_FLAGS; |
d521e1c2 | 478 | write_shortint(f, flags); |
75bc8600 WD |
479 | } else |
480 | write_byte(f, flags); | |
481 | } else { | |
0a982011 | 482 | if (!(flags & 0xFF)) |
75c51953 | 483 | flags |= S_ISDIR(mode) ? XMIT_LONG_NAME : XMIT_TOP_DIR; |
75bc8600 WD |
484 | write_byte(f, flags); |
485 | } | |
d01d15e0 | 486 | if (flags & XMIT_SAME_NAME) |
ebed4c3a | 487 | write_byte(f, l1); |
d01d15e0 | 488 | if (flags & XMIT_LONG_NAME) |
f31514ad | 489 | write_varint30(f, l2); |
72914a60 | 490 | else |
ebed4c3a MP |
491 | write_byte(f, l2); |
492 | write_buf(f, fname + l1, l2); | |
72914a60 | 493 | |
8cae71eb | 494 | if (first_hlink_ndx >= 0) { |
f31514ad | 495 | write_varint30(f, first_hlink_ndx); |
8cae71eb WD |
496 | goto the_end; |
497 | } | |
498 | ||
ba59bd68 WD |
499 | write_varlong30(f, F_LENGTH(file), 3); |
500 | if (!(flags & XMIT_SAME_TIME)) { | |
501 | if (protocol_version >= 30) | |
502 | write_varlong(f, modtime, 4); | |
503 | else | |
504 | write_int(f, modtime); | |
505 | } | |
d01d15e0 | 506 | if (!(flags & XMIT_SAME_MODE)) |
30f337c9 | 507 | write_int(f, to_wire_mode(mode)); |
d01d15e0 | 508 | if (preserve_uid && !(flags & XMIT_SAME_UID)) { |
18438f0b WD |
509 | if (protocol_version < 30) |
510 | write_int(f, uid); | |
511 | else { | |
f31514ad | 512 | write_varint(f, uid); |
18438f0b WD |
513 | if (flags & XMIT_USER_NAME_FOLLOWS) { |
514 | int len = strlen(user_name); | |
515 | write_byte(f, len); | |
516 | write_buf(f, user_name, len); | |
517 | } | |
c7e6f84f | 518 | } |
72914a60 | 519 | } |
d01d15e0 | 520 | if (preserve_gid && !(flags & XMIT_SAME_GID)) { |
18438f0b WD |
521 | if (protocol_version < 30) |
522 | write_int(f, gid); | |
523 | else { | |
f31514ad | 524 | write_varint(f, gid); |
18438f0b WD |
525 | if (flags & XMIT_GROUP_NAME_FOLLOWS) { |
526 | int len = strlen(group_name); | |
527 | write_byte(f, len); | |
528 | write_buf(f, group_name, len); | |
529 | } | |
c7e6f84f | 530 | } |
72914a60 | 531 | } |
b5c6a6ae WD |
532 | if ((preserve_devices && IS_DEVICE(mode)) |
533 | || (preserve_specials && IS_SPECIAL(mode))) { | |
9c5e91f8 WD |
534 | if (protocol_version < 28) { |
535 | if (!(flags & XMIT_SAME_RDEV_pre28)) | |
536 | write_int(f, (int)rdev); | |
537 | } else { | |
538 | if (!(flags & XMIT_SAME_RDEV_MAJOR)) | |
f31514ad | 539 | write_varint30(f, major(rdev)); |
18438f0b | 540 | if (protocol_version >= 30) |
f31514ad | 541 | write_varint(f, minor(rdev)); |
18438f0b | 542 | else if (flags & XMIT_RDEV_MINOR_8_pre30) |
9c5e91f8 WD |
543 | write_byte(f, minor(rdev)); |
544 | else | |
545 | write_int(f, minor(rdev)); | |
546 | } | |
75bc8600 | 547 | } |
c627d613 | 548 | |
4f5b0756 | 549 | #ifdef SUPPORT_LINKS |
30f337c9 | 550 | if (preserve_links && S_ISLNK(mode)) { |
82ad07c4 WD |
551 | const char *sl = F_SYMLINK(file); |
552 | int len = strlen(sl); | |
f31514ad | 553 | write_varint30(f, len); |
82ad07c4 | 554 | write_buf(f, sl, len); |
72914a60 | 555 | } |
c627d613 AT |
556 | #endif |
557 | ||
4f5b0756 | 558 | #ifdef SUPPORT_HARD_LINKS |
9d737ecb | 559 | if (tmp_dev != 0 && protocol_version < 30) { |
4124540d | 560 | if (protocol_version < 26) { |
736a6a29 | 561 | /* 32-bit dev_t and ino_t */ |
26404276 | 562 | write_int(f, (int32)dev); |
9d737ecb | 563 | write_int(f, (int32)tmp_ino); |
736a6a29 MP |
564 | } else { |
565 | /* 64-bit dev_t and ino_t */ | |
8cae71eb | 566 | if (!(flags & XMIT_SAME_DEV_pre30)) |
4124540d | 567 | write_longint(f, dev); |
9d737ecb | 568 | write_longint(f, tmp_ino); |
736a6a29 | 569 | } |
72914a60 | 570 | } |
dc5ddbcc AT |
571 | #endif |
572 | ||
9a4a237e | 573 | if (always_checksum && (S_ISREG(mode) || protocol_version < 28)) { |
4a19c3b2 | 574 | const char *sum; |
728d0922 | 575 | if (S_ISREG(mode)) |
82ad07c4 | 576 | sum = tmp_sum; |
9a4a237e | 577 | else { |
728d0922 WD |
578 | /* Prior to 28, we sent a useless set of nulls. */ |
579 | sum = empty_sum; | |
728d0922 | 580 | } |
7752df41 | 581 | write_buf(f, sum, checksum_len); |
ebed4c3a | 582 | } |
182dca5c | 583 | |
8cae71eb | 584 | the_end: |
ebed4c3a | 585 | strlcpy(lastname, fname, MAXPATHLEN); |
ca947dea WD |
586 | |
587 | if (S_ISREG(mode) || S_ISLNK(mode)) | |
588 | stats.total_size += F_LENGTH(file); | |
182dca5c AT |
589 | } |
590 | ||
82ad07c4 | 591 | static struct file_struct *recv_file_entry(struct file_list *flist, |
99a957d3 | 592 | int flags, int f) |
182dca5c | 593 | { |
f14b3ef4 | 594 | static int64 modtime; |
5911fee5 | 595 | static mode_t mode; |
1490812a | 596 | static int64 dev; |
4124540d | 597 | static dev_t rdev; |
9c5e91f8 | 598 | static uint32 rdev_major; |
5911fee5 WD |
599 | static uid_t uid; |
600 | static gid_t gid; | |
a289addd | 601 | static char lastname[MAXPATHLEN], *lastdir; |
33ffd7c3 | 602 | static int lastdir_depth, lastdir_len = -1; |
42f23f47 | 603 | static unsigned int del_hier_name_len = 0; |
649f8742 | 604 | static int in_del_hier = 0; |
72914a60 | 605 | char thisname[MAXPATHLEN]; |
ebed4c3a | 606 | unsigned int l1 = 0, l2 = 0; |
c7e6f84f | 607 | int alloc_len, basename_len, linkname_len; |
99a957d3 | 608 | int extra_len = file_extra_cnt * EXTRA_LEN; |
8cae71eb | 609 | int first_hlink_ndx = -1; |
a289addd | 610 | OFF_T file_length; |
c7e6f84f | 611 | const char *basename; |
72914a60 | 612 | struct file_struct *file; |
ef35abb2 WD |
613 | alloc_pool_t *pool; |
614 | char *bp; | |
72914a60 | 615 | |
d01d15e0 | 616 | if (flags & XMIT_SAME_NAME) |
72914a60 | 617 | l1 = read_byte(f); |
ebed4c3a | 618 | |
d01d15e0 | 619 | if (flags & XMIT_LONG_NAME) |
f31514ad | 620 | l2 = read_varint30(f); |
72914a60 AT |
621 | else |
622 | l2 = read_byte(f); | |
623 | ||
ebed4c3a MP |
624 | if (l2 >= MAXPATHLEN - l1) { |
625 | rprintf(FERROR, | |
82ad07c4 WD |
626 | "overflow: flags=0x%x l1=%d l2=%d lastname=%s [%s]\n", |
627 | flags, l1, l2, lastname, who_am_i()); | |
628 | overflow_exit("recv_file_entry"); | |
d0fd26aa | 629 | } |
72914a60 | 630 | |
ebed4c3a MP |
631 | strlcpy(thisname, lastname, l1 + 1); |
632 | read_sbuf(f, &thisname[l1], l2); | |
633 | thisname[l1 + l2] = 0; | |
72914a60 | 634 | |
332cf6df WD |
635 | /* Abuse basename_len for a moment... */ |
636 | basename_len = strlcpy(lastname, thisname, MAXPATHLEN); | |
637 | ||
638 | #ifdef ICONV_OPTION | |
639 | if (ic_recv != (iconv_t)-1) { | |
640 | char *obuf = thisname, *ibuf = lastname; | |
641 | size_t ocnt = MAXPATHLEN, icnt = basename_len; | |
642 | ||
643 | if (icnt >= MAXPATHLEN) { | |
644 | errno = E2BIG; | |
645 | goto convert_error; | |
646 | } | |
647 | ||
648 | iconv(ic_recv, NULL,0, NULL,0); | |
649 | if (iconv(ic_recv, &ibuf,&icnt, &obuf,&ocnt) == (size_t)-1) { | |
650 | convert_error: | |
651 | io_error |= IOERR_GENERAL; | |
652 | rprintf(FINFO, | |
653 | "[%s] cannot convert filename: %s (%s)\n", | |
654 | who_am_i(), lastname, strerror(errno)); | |
655 | obuf = thisname; | |
656 | } | |
657 | *obuf = '\0'; | |
658 | } | |
659 | #endif | |
72914a60 | 660 | |
58b1999e | 661 | clean_fname(thisname, 0); |
72914a60 | 662 | |
0d162bd1 | 663 | if (sanitize_paths) |
a2248aea | 664 | sanitize_path(thisname, thisname, "", 0, NULL); |
cb13abfe | 665 | |
a289addd | 666 | if ((basename = strrchr(thisname, '/')) != NULL) { |
c7e6f84f WD |
667 | int len = basename++ - thisname; |
668 | if (len != lastdir_len || memcmp(thisname, lastdir, len) != 0) { | |
669 | lastdir = new_array(char, len + 1); | |
670 | memcpy(lastdir, thisname, len); | |
671 | lastdir[len] = '\0'; | |
672 | lastdir_len = len; | |
673 | lastdir_depth = count_dir_elements(lastdir); | |
674 | } | |
675 | } else | |
a289addd | 676 | basename = thisname; |
a289addd | 677 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
72914a60 | 678 | |
8cae71eb WD |
679 | #ifdef SUPPORT_HARD_LINKS |
680 | if (protocol_version >= 30 | |
681 | && BITS_SETnUNSET(flags, XMIT_HLINKED, XMIT_HLINK_FIRST)) { | |
682 | struct file_struct *first; | |
f31514ad | 683 | first_hlink_ndx = read_varint30(f); |
8cae71eb WD |
684 | if (first_hlink_ndx < 0 || first_hlink_ndx >= flist->count) { |
685 | rprintf(FERROR, | |
686 | "hard-link reference out of range: %d (%d)\n", | |
687 | first_hlink_ndx, flist->count); | |
688 | exit_cleanup(RERR_PROTOCOL); | |
689 | } | |
690 | first = flist->files[first_hlink_ndx]; | |
691 | file_length = F_LENGTH(first); | |
692 | modtime = first->modtime; | |
693 | mode = first->mode; | |
694 | if (preserve_uid) | |
695 | uid = F_UID(first); | |
696 | if (preserve_gid) | |
697 | gid = F_GID(first); | |
698 | if ((preserve_devices && IS_DEVICE(mode)) | |
699 | || (preserve_specials && IS_SPECIAL(mode))) { | |
700 | uint32 *devp = F_RDEV_P(first); | |
701 | rdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp)); | |
057f649f | 702 | extra_len += 2 * EXTRA_LEN; |
8cae71eb WD |
703 | } |
704 | if (preserve_links && S_ISLNK(mode)) | |
705 | linkname_len = strlen(F_SYMLINK(first)) + 1; | |
706 | else | |
707 | linkname_len = 0; | |
708 | goto create_object; | |
709 | } | |
710 | #endif | |
711 | ||
ba59bd68 WD |
712 | file_length = read_varlong30(f, 3); |
713 | if (!(flags & XMIT_SAME_TIME)) { | |
f14b3ef4 WD |
714 | if (protocol_version >= 30) { |
715 | modtime = read_varlong(f, 4); | |
716 | #if SIZEOF_TIME_T < SIZEOF_INT64 | |
717 | if ((modtime > INT_MAX || modtime < INT_MIN) && !am_generator) { | |
718 | rprintf(FERROR, | |
719 | "Time value of %s truncated on receiver.\n", | |
720 | lastname); | |
721 | } | |
722 | #endif | |
723 | } else | |
724 | modtime = read_int(f); | |
ba59bd68 | 725 | } |
d01d15e0 | 726 | if (!(flags & XMIT_SAME_MODE)) |
30f337c9 | 727 | mode = from_wire_mode(read_int(f)); |
1ef00d20 | 728 | |
ebec5eb6 | 729 | if (chmod_modes && !S_ISLNK(mode)) |
8bbe41b5 WD |
730 | mode = tweak_mode(mode, chmod_modes); |
731 | ||
c7e6f84f | 732 | if (preserve_uid && !(flags & XMIT_SAME_UID)) { |
18438f0b WD |
733 | if (protocol_version < 30) |
734 | uid = (uid_t)read_int(f); | |
735 | else { | |
f31514ad | 736 | uid = (uid_t)read_varint(f); |
18438f0b WD |
737 | if (flags & XMIT_USER_NAME_FOLLOWS) |
738 | uid = recv_user_name(f, uid); | |
739 | else if (inc_recurse && am_root && !numeric_ids) | |
740 | uid = match_uid(uid); | |
741 | } | |
c7e6f84f WD |
742 | } |
743 | if (preserve_gid && !(flags & XMIT_SAME_GID)) { | |
18438f0b WD |
744 | if (protocol_version < 30) |
745 | gid = (gid_t)read_int(f); | |
746 | else { | |
f31514ad | 747 | gid = (gid_t)read_varint(f); |
18438f0b WD |
748 | if (flags & XMIT_GROUP_NAME_FOLLOWS) |
749 | gid = recv_group_name(f, gid); | |
750 | else if (inc_recurse && (!am_root || !numeric_ids)) | |
751 | gid = match_gid(gid); | |
752 | } | |
c7e6f84f | 753 | } |
a289addd | 754 | |
b5c6a6ae WD |
755 | if ((preserve_devices && IS_DEVICE(mode)) |
756 | || (preserve_specials && IS_SPECIAL(mode))) { | |
75bc8600 | 757 | if (protocol_version < 28) { |
b5c6a6ae WD |
758 | if (!(flags & XMIT_SAME_RDEV_pre28)) |
759 | rdev = (dev_t)read_int(f); | |
760 | } else { | |
9c5e91f8 WD |
761 | uint32 rdev_minor; |
762 | if (!(flags & XMIT_SAME_RDEV_MAJOR)) | |
f31514ad | 763 | rdev_major = read_varint30(f); |
18438f0b | 764 | if (protocol_version >= 30) |
f31514ad | 765 | rdev_minor = read_varint(f); |
18438f0b | 766 | else if (flags & XMIT_RDEV_MINOR_8_pre30) |
9c5e91f8 WD |
767 | rdev_minor = read_byte(f); |
768 | else | |
769 | rdev_minor = read_int(f); | |
b4a09b72 | 770 | rdev = MAKEDEV(rdev_major, rdev_minor); |
1ef00d20 | 771 | } |
96293cf9 WD |
772 | extra_len += 2 * EXTRA_LEN; |
773 | file_length = 0; | |
b5c6a6ae | 774 | } else if (protocol_version < 28) |
b4a09b72 | 775 | rdev = MAKEDEV(0, 0); |
72914a60 | 776 | |
4f5b0756 | 777 | #ifdef SUPPORT_LINKS |
30f337c9 | 778 | if (preserve_links && S_ISLNK(mode)) { |
f31514ad | 779 | linkname_len = read_varint30(f) + 1; /* count the '\0' */ |
a289addd WD |
780 | if (linkname_len <= 0 || linkname_len > MAXPATHLEN) { |
781 | rprintf(FERROR, "overflow: linkname_len=%d\n", | |
782 | linkname_len - 1); | |
82ad07c4 | 783 | overflow_exit("recv_file_entry"); |
9dd891bb | 784 | } |
72914a60 | 785 | } |
a289addd | 786 | else |
0d162bd1 | 787 | #endif |
a289addd | 788 | linkname_len = 0; |
0d162bd1 | 789 | |
82ad07c4 | 790 | #ifdef SUPPORT_HARD_LINKS |
8cae71eb | 791 | create_object: |
4785cd43 WD |
792 | if (preserve_hard_links) { |
793 | if (protocol_version < 28 && S_ISREG(mode)) | |
c7565dad WD |
794 | flags |= XMIT_HLINKED; |
795 | if (flags & XMIT_HLINKED) | |
4785cd43 | 796 | extra_len += EXTRA_LEN; |
82ad07c4 WD |
797 | } |
798 | #endif | |
799 | ||
1c3344a1 WD |
800 | #ifdef SUPPORT_ACLS |
801 | /* We need one or two index int32s when we're preserving ACLs. */ | |
802 | if (preserve_acls) | |
803 | extra_len += (S_ISDIR(mode) ? 2 : 1) * EXTRA_LEN; | |
804 | #endif | |
805 | ||
96293cf9 WD |
806 | if (always_checksum && S_ISREG(mode)) |
807 | extra_len += SUM_EXTRA_CNT * EXTRA_LEN; | |
a289addd | 808 | |
96293cf9 WD |
809 | if (file_length > 0xFFFFFFFFu && S_ISREG(mode)) |
810 | extra_len += EXTRA_LEN; | |
811 | ||
a3e18c76 WD |
812 | #if EXTRA_ROUNDING > 0 |
813 | if (extra_len & (EXTRA_ROUNDING * EXTRA_LEN)) | |
814 | extra_len = (extra_len | (EXTRA_ROUNDING * EXTRA_LEN)) + EXTRA_LEN; | |
815 | #endif | |
816 | ||
3ea6e0e7 | 817 | if (inc_recurse && S_ISDIR(mode)) { |
c7e6f84f WD |
818 | if (one_file_system) { |
819 | /* Room to save the dir's device for -x */ | |
820 | extra_len += 2 * EXTRA_LEN; | |
821 | } | |
ef35abb2 WD |
822 | pool = dir_flist->file_pool; |
823 | } else | |
824 | pool = flist->file_pool; | |
c7e6f84f WD |
825 | |
826 | alloc_len = FILE_STRUCT_LEN + extra_len + basename_len | |
96293cf9 | 827 | + linkname_len; |
ef35abb2 | 828 | bp = pool_alloc(pool, alloc_len, "recv_file_entry"); |
9935066b | 829 | |
a3e18c76 | 830 | memset(bp, 0, extra_len + FILE_STRUCT_LEN); |
82ad07c4 | 831 | bp += extra_len; |
f5db0993 | 832 | file = (struct file_struct *)bp; |
96293cf9 WD |
833 | bp += FILE_STRUCT_LEN; |
834 | ||
835 | memcpy(bp, basename, basename_len); | |
836 | bp += basename_len + linkname_len; /* skip space for symlink too */ | |
a289addd | 837 | |
82ad07c4 | 838 | #ifdef SUPPORT_HARD_LINKS |
c7565dad | 839 | if (flags & XMIT_HLINKED) |
96293cf9 | 840 | file->flags |= FLAG_HLINKED; |
82ad07c4 | 841 | #endif |
f14b3ef4 | 842 | file->modtime = (time_t)modtime; |
60af9465 | 843 | file->len32 = (uint32)file_length; |
96293cf9 WD |
844 | if (file_length > 0xFFFFFFFFu && S_ISREG(mode)) { |
845 | file->flags |= FLAG_LENGTH64; | |
846 | OPT_EXTRA(file, 0)->unum = (uint32)(file_length >> 32); | |
847 | } | |
a289addd | 848 | file->mode = mode; |
82ad07c4 | 849 | if (preserve_uid) |
f1482c33 | 850 | F_OWNER(file) = uid; |
82ad07c4 | 851 | if (preserve_gid) |
f1482c33 | 852 | F_GROUP(file) = gid; |
332cf6df WD |
853 | #ifdef ICONV_OPTION |
854 | if (ic_ndx) | |
855 | F_NDX(file) = flist->count + flist->ndx_start; | |
856 | #endif | |
a289addd | 857 | |
c7e6f84f WD |
858 | if (basename != thisname) { |
859 | file->dirname = lastdir; | |
9d737ecb | 860 | F_DEPTH(file) = lastdir_depth + 1; |
f3c3ed44 | 861 | } else |
9d737ecb | 862 | F_DEPTH(file) = 1; |
f3c3ed44 | 863 | |
649f8742 | 864 | if (S_ISDIR(mode)) { |
ee3751c8 | 865 | if (basename_len == 1+1 && *basename == '.') /* +1 for '\0' */ |
9d737ecb | 866 | F_DEPTH(file)--; |
ee3751c8 | 867 | if (flags & XMIT_TOP_DIR) { |
75c51953 | 868 | in_del_hier = recurse; |
9d737ecb | 869 | del_hier_name_len = F_DEPTH(file) == 0 ? 0 : l1 + l2; |
7a16e122 | 870 | if (relative_paths && del_hier_name_len > 2 |
9cdadbb1 WD |
871 | && lastname[del_hier_name_len-1] == '.' |
872 | && lastname[del_hier_name_len-2] == '/') | |
7a16e122 | 873 | del_hier_name_len -= 2; |
82ad07c4 | 874 | file->flags |= FLAG_TOP_DIR | FLAG_XFER_DIR; |
ee3751c8 | 875 | } else if (in_del_hier) { |
f3c3ed44 WD |
876 | if (!relative_paths || !del_hier_name_len |
877 | || (l1 >= del_hier_name_len | |
9cdadbb1 | 878 | && lastname[del_hier_name_len] == '/')) |
82ad07c4 | 879 | file->flags |= FLAG_XFER_DIR; |
649f8742 WD |
880 | else |
881 | in_del_hier = 0; | |
882 | } | |
883 | } | |
884 | ||
b5c6a6ae | 885 | if ((preserve_devices && IS_DEVICE(mode)) |
82ad07c4 | 886 | || (preserve_specials && IS_SPECIAL(mode))) { |
4785cd43 WD |
887 | uint32 *devp = F_RDEV_P(file); |
888 | DEV_MAJOR(devp) = major(rdev); | |
889 | DEV_MINOR(devp) = minor(rdev); | |
82ad07c4 | 890 | } |
a289addd | 891 | |
4f5b0756 | 892 | #ifdef SUPPORT_LINKS |
a289addd | 893 | if (linkname_len) { |
c58c1dc4 | 894 | bp = (char*)file->basename + basename_len; |
8cae71eb WD |
895 | if (first_hlink_ndx >= 0) { |
896 | struct file_struct *first = flist->files[first_hlink_ndx]; | |
897 | memcpy(bp, F_SYMLINK(first), linkname_len); | |
898 | } else | |
899 | read_sbuf(f, bp, linkname_len - 1); | |
1a7f3d99 | 900 | if (sanitize_paths) |
dcebf78f | 901 | sanitize_path(bp, bp, "", lastdir_depth, NULL); |
a289addd WD |
902 | } |
903 | #endif | |
904 | ||
4f5b0756 | 905 | #ifdef SUPPORT_HARD_LINKS |
c7565dad | 906 | if (preserve_hard_links && flags & XMIT_HLINKED) { |
8cae71eb WD |
907 | if (protocol_version >= 30) { |
908 | F_HL_GNUM(file) = flags & XMIT_HLINK_FIRST | |
909 | ? flist->count : first_hlink_ndx; | |
736a6a29 | 910 | } else { |
9d737ecb WD |
911 | static int32 cnt = 0; |
912 | struct idev_node *np; | |
913 | int64 ino; | |
914 | int32 ndx; | |
8cae71eb | 915 | if (protocol_version < 26) { |
9d737ecb WD |
916 | dev = read_int(f); |
917 | ino = read_int(f); | |
8cae71eb WD |
918 | } else { |
919 | if (!(flags & XMIT_SAME_DEV_pre30)) | |
920 | dev = read_longint(f); | |
9d737ecb | 921 | ino = read_longint(f); |
8cae71eb | 922 | } |
9d737ecb | 923 | np = idev_node(dev, ino); |
424d3691 | 924 | ndx = (int32)(long)np->data - 1; |
9d737ecb WD |
925 | if (ndx < 0) { |
926 | ndx = cnt++; | |
424d3691 | 927 | np->data = (void*)(long)cnt; |
9d737ecb WD |
928 | } |
929 | F_HL_GNUM(file) = ndx; | |
736a6a29 | 930 | } |
72914a60 | 931 | } |
dc5ddbcc | 932 | #endif |
ebed4c3a | 933 | |
96293cf9 WD |
934 | if (always_checksum && (S_ISREG(mode) || protocol_version < 28)) { |
935 | if (S_ISREG(mode)) | |
936 | bp = (char*)F_SUM(file); | |
82ad07c4 | 937 | else { |
fea4db62 | 938 | /* Prior to 28, we get a useless set of nulls. */ |
82ad07c4 | 939 | bp = tmp_sum; |
fea4db62 | 940 | } |
8cae71eb WD |
941 | if (first_hlink_ndx >= 0) { |
942 | struct file_struct *first = flist->files[first_hlink_ndx]; | |
943 | memcpy(bp, F_SUM(first), checksum_len); | |
944 | } else | |
945 | read_buf(f, bp, checksum_len); | |
72914a60 | 946 | } |
ebed4c3a | 947 | |
1c3344a1 WD |
948 | #ifdef SUPPORT_ACLS |
949 | if (preserve_acls && !S_ISLNK(mode)) | |
950 | receive_acl(file, f); | |
951 | #endif | |
16edf865 WD |
952 | #ifdef SUPPORT_XATTRS |
953 | if (preserve_xattrs) | |
954 | receive_xattr(file, f ); | |
955 | #endif | |
1c3344a1 | 956 | |
ca947dea WD |
957 | if (S_ISREG(mode) || S_ISLNK(mode)) |
958 | stats.total_size += file_length; | |
959 | ||
f5db0993 | 960 | return file; |
c627d613 AT |
961 | } |
962 | ||
db719fb0 MP |
963 | /** |
964 | * Create a file_struct for a named file by reading its stat() | |
965 | * information and performing extensive checks against global | |
966 | * options. | |
967 | * | |
968 | * @return the new file, or NULL if there was an error or this file | |
969 | * should be excluded. | |
970 | * | |
971 | * @todo There is a small optimization opportunity here to avoid | |
972 | * stat()ing the file in some circumstances, which has a certain cost. | |
973 | * We are called immediately after doing readdir(), and so we may | |
974 | * already know the d_type of the file. We could for example avoid | |
975 | * statting directories if we're not recursing, but this is not a very | |
976 | * important case. Some systems may not have d_type. | |
977 | **/ | |
45d8bfe0 | 978 | struct file_struct *make_file(const char *fname, struct file_list *flist, |
82ad07c4 | 979 | STRUCT_STAT *stp, int flags, int filter_level) |
c627d613 | 980 | { |
a289addd WD |
981 | static char *lastdir; |
982 | static int lastdir_len = -1; | |
3ec4dd97 | 983 | struct file_struct *file; |
bcacc18b | 984 | STRUCT_STAT st; |
1923b1fc | 985 | char thisname[MAXPATHLEN]; |
e0870f1d | 986 | char linkname[MAXPATHLEN]; |
c7e6f84f | 987 | int alloc_len, basename_len, linkname_len; |
99a957d3 | 988 | int extra_len = file_extra_cnt * EXTRA_LEN; |
c7e6f84f WD |
989 | const char *basename; |
990 | char *bp; | |
9935066b | 991 | |
1923b1fc | 992 | if (strlcpy(thisname, fname, sizeof thisname) |
ef35abb2 | 993 | >= sizeof thisname - pathname_len) { |
0ee6ca98 | 994 | rprintf(FINFO, "skipping overly long name: %s\n", fname); |
882e6893 WD |
995 | return NULL; |
996 | } | |
58b1999e | 997 | clean_fname(thisname, 0); |
b7736c79 | 998 | if (sanitize_paths) |
a2248aea | 999 | sanitize_path(thisname, thisname, "", 0, NULL); |
3ec4dd97 | 1000 | |
e4fdf1de | 1001 | if (stp && S_ISDIR(stp->st_mode)) { |
ede1f0eb | 1002 | st = *stp; /* Needed for "symlink/." with --relative. */ |
e4fdf1de WD |
1003 | *linkname = '\0'; /* make IBM code checker happy */ |
1004 | } else if (readlink_stat(thisname, &st, linkname) != 0) { | |
76e26e10 | 1005 | int save_errno = errno; |
a4a7e64c | 1006 | /* See if file is excluded before reporting an error. */ |
7842418b | 1007 | if (filter_level != NO_FILTERS |
60cc01a6 | 1008 | && (is_excluded(thisname, 0, filter_level) |
53039410 WD |
1009 | || is_excluded(thisname, 1, filter_level))) { |
1010 | if (ignore_perishable && save_errno != ENOENT) | |
1011 | non_perishable_cnt++; | |
a4a7e64c | 1012 | return NULL; |
53039410 | 1013 | } |
a4a7e64c | 1014 | if (save_errno == ENOENT) { |
4f5b0756 | 1015 | #ifdef SUPPORT_LINKS |
a4a7e64c | 1016 | /* Avoid "vanished" error if symlink points nowhere. */ |
9439c0cb | 1017 | if (copy_links && x_lstat(thisname, &st, NULL) == 0 |
a4a7e64c WD |
1018 | && S_ISLNK(st.st_mode)) { |
1019 | io_error |= IOERR_GENERAL; | |
1020 | rprintf(FERROR, "symlink has no referent: %s\n", | |
1021 | full_fname(thisname)); | |
e5ce3bcf WD |
1022 | } else |
1023 | #endif | |
1024 | { | |
a4a7e64c WD |
1025 | enum logcode c = am_daemon && protocol_version < 28 |
1026 | ? FERROR : FINFO; | |
1027 | io_error |= IOERR_VANISHED; | |
1028 | rprintf(c, "file has vanished: %s\n", | |
1029 | full_fname(thisname)); | |
76e26e10 | 1030 | } |
a4a7e64c | 1031 | } else { |
a8726d2a | 1032 | io_error |= IOERR_GENERAL; |
d62bcc17 WD |
1033 | rsyserr(FERROR, save_errno, "readlink %s failed", |
1034 | full_fname(thisname)); | |
76e26e10 | 1035 | } |
3ec4dd97 AT |
1036 | return NULL; |
1037 | } | |
c627d613 | 1038 | |
7842418b WD |
1039 | /* backup.c calls us with filter_level set to NO_FILTERS. */ |
1040 | if (filter_level == NO_FILTERS) | |
1041 | goto skip_filters; | |
ac1a0994 | 1042 | |
7e037c42 | 1043 | if (S_ISDIR(st.st_mode) && !xfer_dirs) { |
0ee6ca98 | 1044 | rprintf(FINFO, "skipping directory %s\n", thisname); |
3ec4dd97 AT |
1045 | return NULL; |
1046 | } | |
ebed4c3a | 1047 | |
d521e1c2 | 1048 | /* -x only affects directories because we need to avoid recursing |
e90cdb8a WD |
1049 | * into a mount-point directory, not to avoid copying a symlinked |
1050 | * file if -L (or similar) was specified. */ | |
535737bf WD |
1051 | if (one_file_system && st.st_dev != filesystem_dev |
1052 | && S_ISDIR(st.st_mode)) { | |
1053 | if (one_file_system > 1) { | |
1054 | if (verbose > 2) { | |
1055 | rprintf(FINFO, "skipping mount-point dir %s\n", | |
1056 | thisname); | |
ebec5eb6 | 1057 | } |
535737bf | 1058 | return NULL; |
ebec5eb6 | 1059 | } |
82ad07c4 | 1060 | flags |= FLAG_MOUNT_DIR; |
3b173846 | 1061 | } |
ebed4c3a | 1062 | |
53039410 WD |
1063 | if (is_excluded(thisname, S_ISDIR(st.st_mode) != 0, filter_level)) { |
1064 | if (ignore_perishable) | |
1065 | non_perishable_cnt++; | |
76e26e10 | 1066 | return NULL; |
53039410 | 1067 | } |
76e26e10 | 1068 | |
132fcf36 | 1069 | if (lp_ignore_nonreadable(module_id)) { |
4f5b0756 | 1070 | #ifdef SUPPORT_LINKS |
132fcf36 WD |
1071 | if (!S_ISLNK(st.st_mode)) |
1072 | #endif | |
1073 | if (access(thisname, R_OK) != 0) | |
1074 | return NULL; | |
1075 | } | |
ac1a0994 | 1076 | |
97b7bff4 | 1077 | skip_filters: |
ac1a0994 | 1078 | |
c7e6f84f WD |
1079 | /* Only divert a directory in the main transfer. */ |
1080 | if (flist && flist->prev && S_ISDIR(st.st_mode) | |
1081 | && flags & FLAG_DIVERT_DIRS) { | |
1082 | flist = dir_flist; | |
1083 | /* Room for parent/sibling/next-child info. */ | |
1084 | extra_len += 3 * EXTRA_LEN; | |
1085 | } | |
1086 | ||
ea847c62 WD |
1087 | if (verbose > 2) { |
1088 | rprintf(FINFO, "[%s] make_file(%s,*,%d)\n", | |
0ee6ca98 | 1089 | who_am_i(), thisname, filter_level); |
ea847c62 | 1090 | } |
ebed4c3a | 1091 | |
a289addd | 1092 | if ((basename = strrchr(thisname, '/')) != NULL) { |
c7e6f84f WD |
1093 | int len = basename++ - thisname; |
1094 | if (len != lastdir_len || memcmp(thisname, lastdir, len) != 0) { | |
1095 | lastdir = new_array(char, len + 1); | |
1096 | memcpy(lastdir, thisname, len); | |
1097 | lastdir[len] = '\0'; | |
1098 | lastdir_len = len; | |
1099 | } | |
1100 | } else | |
a289addd | 1101 | basename = thisname; |
a289addd | 1102 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
c627d613 | 1103 | |
4f5b0756 | 1104 | #ifdef SUPPORT_LINKS |
a289addd WD |
1105 | linkname_len = S_ISLNK(st.st_mode) ? strlen(linkname) + 1 : 0; |
1106 | #else | |
1107 | linkname_len = 0; | |
1108 | #endif | |
1109 | ||
96293cf9 WD |
1110 | if (st.st_size > 0xFFFFFFFFu && S_ISREG(st.st_mode)) |
1111 | extra_len += EXTRA_LEN; | |
1112 | ||
a3e18c76 WD |
1113 | #if EXTRA_ROUNDING > 0 |
1114 | if (extra_len & (EXTRA_ROUNDING * EXTRA_LEN)) | |
1115 | extra_len = (extra_len | (EXTRA_ROUNDING * EXTRA_LEN)) + EXTRA_LEN; | |
1116 | #endif | |
1117 | ||
c7e6f84f | 1118 | alloc_len = FILE_STRUCT_LEN + extra_len + basename_len |
96293cf9 | 1119 | + linkname_len; |
99aaa6ca WD |
1120 | if (flist) |
1121 | bp = pool_alloc(flist->file_pool, alloc_len, "make_file"); | |
1122 | else { | |
9935066b | 1123 | if (!(bp = new_array(char, alloc_len))) |
99aaa6ca | 1124 | out_of_memory("make_file"); |
9935066b S |
1125 | } |
1126 | ||
a3e18c76 | 1127 | memset(bp, 0, extra_len + FILE_STRUCT_LEN); |
82ad07c4 | 1128 | bp += extra_len; |
a289addd | 1129 | file = (struct file_struct *)bp; |
96293cf9 WD |
1130 | bp += FILE_STRUCT_LEN; |
1131 | ||
1132 | memcpy(bp, basename, basename_len); | |
1133 | bp += basename_len + linkname_len; /* skip space for symlink too */ | |
82ad07c4 WD |
1134 | |
1135 | #ifdef SUPPORT_HARD_LINKS | |
c7e6f84f | 1136 | if (preserve_hard_links && flist && flist->prev) { |
82ad07c4 WD |
1137 | if (protocol_version >= 28 |
1138 | ? (!S_ISDIR(st.st_mode) && st.st_nlink > 1) | |
1139 | : S_ISREG(st.st_mode)) { | |
9d737ecb WD |
1140 | tmp_dev = st.st_dev; |
1141 | tmp_ino = st.st_ino; | |
82ad07c4 | 1142 | } else |
9d737ecb | 1143 | tmp_dev = 0; |
82ad07c4 WD |
1144 | } |
1145 | #endif | |
a289addd | 1146 | |
96293cf9 WD |
1147 | #ifdef HAVE_STRUCT_STAT_ST_RDEV |
1148 | if (IS_DEVICE(st.st_mode) || IS_SPECIAL(st.st_mode)) { | |
1149 | tmp_rdev = st.st_rdev; | |
1150 | st.st_size = 0; | |
1151 | } | |
1152 | #endif | |
1153 | ||
a289addd | 1154 | file->flags = flags; |
3ec4dd97 | 1155 | file->modtime = st.st_mtime; |
60af9465 | 1156 | file->len32 = (uint32)st.st_size; |
96293cf9 WD |
1157 | if (st.st_size > 0xFFFFFFFFu && S_ISREG(st.st_mode)) { |
1158 | file->flags |= FLAG_LENGTH64; | |
1159 | OPT_EXTRA(file, 0)->unum = (uint32)(st.st_size >> 32); | |
1160 | } | |
8bbe41b5 | 1161 | file->mode = st.st_mode; |
82ad07c4 | 1162 | if (preserve_uid) |
f1482c33 | 1163 | F_OWNER(file) = st.st_uid; |
82ad07c4 | 1164 | if (preserve_gid) |
f1482c33 | 1165 | F_GROUP(file) = st.st_gid; |
61dec11a | 1166 | |
c7e6f84f WD |
1167 | if (basename != thisname) |
1168 | file->dirname = lastdir; | |
a289addd | 1169 | |
4f5b0756 | 1170 | #ifdef SUPPORT_LINKS |
96293cf9 | 1171 | if (linkname_len) { |
c58c1dc4 | 1172 | bp = (char*)file->basename + basename_len; |
96293cf9 WD |
1173 | memcpy(bp, linkname, linkname_len); |
1174 | } | |
0d162bd1 WD |
1175 | #endif |
1176 | ||
82ad07c4 WD |
1177 | if (always_checksum && am_sender && S_ISREG(st.st_mode)) |
1178 | file_checksum(thisname, tmp_sum, st.st_size); | |
c627d613 | 1179 | |
ef35abb2 | 1180 | F_PATHNAME(file) = pathname; |
c627d613 | 1181 | |
23f4587f WD |
1182 | /* This code is only used by the receiver when it is building |
1183 | * a list of files for a delete pass. */ | |
1184 | if (keep_dirlinks && linkname_len && flist) { | |
1185 | STRUCT_STAT st2; | |
f5db0993 | 1186 | int save_mode = file->mode; |
8bbe41b5 | 1187 | file->mode = S_IFDIR; /* Find a directory with our name. */ |
c7e6f84f | 1188 | if (flist_find(dir_flist, file) >= 0 |
9439c0cb | 1189 | && x_stat(thisname, &st2, NULL) == 0 && S_ISDIR(st2.st_mode)) { |
23f4587f | 1190 | file->modtime = st2.st_mtime; |
96293cf9 | 1191 | file->len32 = 0; |
23f4587f | 1192 | file->mode = st2.st_mode; |
82ad07c4 | 1193 | if (preserve_uid) |
f1482c33 | 1194 | F_OWNER(file) = st2.st_uid; |
82ad07c4 | 1195 | if (preserve_gid) |
f1482c33 | 1196 | F_GROUP(file) = st2.st_gid; |
f5db0993 WD |
1197 | } else |
1198 | file->mode = save_mode; | |
23f4587f WD |
1199 | } |
1200 | ||
82ad07c4 WD |
1201 | if (basename_len == 0+1) |
1202 | return NULL; | |
1203 | ||
3ea6e0e7 | 1204 | if (inc_recurse && flist == dir_flist) { |
c7e6f84f WD |
1205 | flist_expand(flist); |
1206 | flist->files[flist->count++] = file; | |
1207 | } | |
1208 | ||
3ec4dd97 | 1209 | return file; |
c627d613 AT |
1210 | } |
1211 | ||
17026f27 | 1212 | /* Only called for temporary file_struct entries created by make_file(). */ |
82ad07c4 WD |
1213 | void unmake_file(struct file_struct *file) |
1214 | { | |
99a957d3 | 1215 | int extra_cnt = file_extra_cnt + LEN64_BUMP(file); |
a3e18c76 WD |
1216 | #if EXTRA_ROUNDING > 0 |
1217 | if (extra_cnt & EXTRA_ROUNDING) | |
1218 | extra_cnt = (extra_cnt | EXTRA_ROUNDING) + 1; | |
1219 | #endif | |
1220 | free(REQ_EXTRA(file, extra_cnt)); | |
82ad07c4 WD |
1221 | } |
1222 | ||
42c6b139 | 1223 | static struct file_struct *send_file_name(int f, struct file_list *flist, |
ede1f0eb | 1224 | char *fname, STRUCT_STAT *stp, |
c7e6f84f | 1225 | int flags, int filter_flags) |
c627d613 | 1226 | { |
ebed4c3a | 1227 | struct file_struct *file; |
16edf865 | 1228 | #if defined SUPPORT_ACLS || defined SUPPORT_XATTRS |
1c3344a1 WD |
1229 | statx sx; |
1230 | #endif | |
ebed4c3a | 1231 | |
c7e6f84f | 1232 | file = make_file(fname, flist, stp, flags, filter_flags); |
37802f40 | 1233 | if (!file) |
301fb56c | 1234 | return NULL; |
ebed4c3a | 1235 | |
ebec5eb6 | 1236 | if (chmod_modes && !S_ISLNK(file->mode)) |
8bbe41b5 WD |
1237 | file->mode = tweak_mode(file->mode, chmod_modes); |
1238 | ||
1c3344a1 WD |
1239 | #ifdef SUPPORT_ACLS |
1240 | if (preserve_acls && !S_ISLNK(file->mode) && f >= 0) { | |
1241 | sx.st.st_mode = file->mode; | |
1242 | sx.acc_acl = sx.def_acl = NULL; | |
1243 | if (get_acl(fname, &sx) < 0) | |
1244 | return NULL; | |
1245 | } | |
1246 | #endif | |
16edf865 WD |
1247 | #ifdef SUPPORT_XATTRS |
1248 | if (preserve_xattrs && f >= 0) { | |
1249 | sx.xattr = NULL; | |
1250 | if (get_xattr(fname, &sx) < 0) | |
1251 | return NULL; | |
1252 | } | |
1253 | #endif | |
1c3344a1 | 1254 | |
53135fe8 | 1255 | maybe_emit_filelist_progress(flist->count + flist_count_offset); |
ebed4c3a | 1256 | |
d9d6bc52 | 1257 | flist_expand(flist); |
82ad07c4 | 1258 | flist->files[flist->count++] = file; |
1c3344a1 | 1259 | if (f >= 0) { |
42c6b139 | 1260 | send_file_entry(f, file, flist->count - 1); |
1c3344a1 WD |
1261 | #ifdef SUPPORT_ACLS |
1262 | if (preserve_acls && !S_ISLNK(file->mode)) { | |
1263 | send_acl(&sx, f); | |
1264 | free_acl(&sx); | |
1265 | } | |
16edf865 WD |
1266 | #endif |
1267 | #ifdef SUPPORT_XATTRS | |
1268 | if (preserve_xattrs) { | |
1269 | F_XATTR(file) = send_xattr(&sx, f); | |
1270 | free_xattr(&sx); | |
1271 | } | |
1c3344a1 WD |
1272 | #endif |
1273 | } | |
301fb56c WD |
1274 | return file; |
1275 | } | |
ebed4c3a | 1276 | |
301fb56c | 1277 | static void send_if_directory(int f, struct file_list *flist, |
56f0c976 | 1278 | struct file_struct *file, |
c7e6f84f WD |
1279 | char *fbuf, unsigned int ol, |
1280 | int flags) | |
301fb56c | 1281 | { |
56f0c976 | 1282 | char is_dot_dir = fbuf[ol-1] == '.' && (ol == 1 || fbuf[ol-2] == '/'); |
301fb56c WD |
1283 | |
1284 | if (S_ISDIR(file->mode) | |
82ad07c4 | 1285 | && !(file->flags & FLAG_MOUNT_DIR) && f_name(file, fbuf)) { |
f1773e09 WD |
1286 | void *save_filters; |
1287 | unsigned int len = strlen(fbuf); | |
1288 | if (len > 1 && fbuf[len-1] == '/') | |
1289 | fbuf[--len] = '\0'; | |
1290 | if (len >= MAXPATHLEN - 1) { | |
1291 | io_error |= IOERR_GENERAL; | |
1292 | rprintf(FERROR, "skipping long-named directory: %s\n", | |
1293 | full_fname(fbuf)); | |
1294 | return; | |
1295 | } | |
1296 | save_filters = push_local_filters(fbuf, len); | |
c7e6f84f | 1297 | send_directory(f, flist, -1, fbuf, len, flags); |
f1773e09 | 1298 | pop_local_filters(save_filters); |
56f0c976 WD |
1299 | fbuf[ol] = '\0'; |
1300 | if (is_dot_dir) | |
1301 | fbuf[ol-1] = '.'; | |
ebed4c3a | 1302 | } |
c627d613 AT |
1303 | } |
1304 | ||
c7e6f84f WD |
1305 | static int file_compare(struct file_struct **file1, struct file_struct **file2) |
1306 | { | |
1307 | return f_name_cmp(*file1, *file2); | |
1308 | } | |
1309 | ||
1310 | /* We take an entire set of sibling dirs from dir_flist (start <= ndx <= end), | |
1311 | * sort them by name, and link them into the tree, setting the appropriate | |
1312 | * parent/child/sibling pointers. */ | |
1313 | static void add_dirs_to_tree(int parent_ndx, int start, int end) | |
1314 | { | |
1315 | int i; | |
1316 | int32 *dp = NULL; | |
1317 | int32 *parent_dp = parent_ndx < 0 ? NULL | |
1318 | : F_DIRNODE_P(dir_flist->files[parent_ndx]); | |
1319 | ||
1320 | qsort(dir_flist->files + start, end - start + 1, | |
1321 | sizeof dir_flist->files[0], (int (*)())file_compare); | |
1322 | ||
1323 | for (i = start; i <= end; i++) { | |
1324 | struct file_struct *file = dir_flist->files[i]; | |
1325 | if (!(file->flags & FLAG_XFER_DIR) | |
1326 | || file->flags & FLAG_MOUNT_DIR) | |
1327 | continue; | |
1328 | if (dp) | |
1329 | DIR_NEXT_SIBLING(dp) = i; | |
1330 | else if (parent_dp) | |
1331 | DIR_FIRST_CHILD(parent_dp) = i; | |
1332 | else | |
1333 | send_dir_ndx = i; | |
1334 | dp = F_DIRNODE_P(file); | |
1335 | DIR_PARENT(dp) = parent_ndx; | |
1336 | DIR_FIRST_CHILD(dp) = -1; | |
1337 | } | |
1338 | if (dp) | |
1339 | DIR_NEXT_SIBLING(dp) = -1; | |
1340 | } | |
1341 | ||
301fb56c | 1342 | /* This function is normally called by the sender, but the receiving side also |
7b558d7f | 1343 | * calls it from get_dirlist() with f set to -1 so that we just construct the |
301fb56c WD |
1344 | * file list in memory without sending it over the wire. Also, get_dirlist() |
1345 | * might call this with f set to -2, which also indicates that local filter | |
1346 | * rules should be ignored. */ | |
c7e6f84f WD |
1347 | static void send_directory(int f, struct file_list *flist, int parent_ndx, |
1348 | char *fbuf, int len, int flags) | |
c627d613 | 1349 | { |
3ec4dd97 | 1350 | struct dirent *di; |
32cbfe7b | 1351 | unsigned remainder; |
3ec4dd97 | 1352 | char *p; |
f1773e09 | 1353 | DIR *d; |
c7e6f84f WD |
1354 | int divert_dirs = (flags & FLAG_DIVERT_DIRS) != 0; |
1355 | int start = divert_dirs ? dir_flist->count : flist->count; | |
1356 | int filter_flags = f == -2 ? SERVER_FILTERS : ALL_FILTERS; | |
c7e6f84f WD |
1357 | |
1358 | assert(flist != NULL); | |
3ec4dd97 | 1359 | |
f1773e09 | 1360 | if (!(d = opendir(fbuf))) { |
06c28400 | 1361 | io_error |= IOERR_GENERAL; |
f1773e09 | 1362 | rsyserr(FERROR, errno, "opendir %s failed", full_fname(fbuf)); |
3ec4dd97 AT |
1363 | return; |
1364 | } | |
c627d613 | 1365 | |
19b2a5d9 WD |
1366 | p = fbuf + len; |
1367 | if (len != 1 || *fbuf != '/') | |
eddd5d12 | 1368 | *p++ = '/'; |
f1773e09 | 1369 | *p = '\0'; |
32cbfe7b | 1370 | remainder = MAXPATHLEN - (p - fbuf); |
ebed4c3a | 1371 | |
6a7cc46c | 1372 | for (errno = 0, di = readdir(d); di; errno = 0, di = readdir(d)) { |
d6e6ecbd | 1373 | char *dname = d_name(di); |
6a7cc46c S |
1374 | if (dname[0] == '.' && (dname[1] == '\0' |
1375 | || (dname[1] == '.' && dname[2] == '\0'))) | |
3ec4dd97 | 1376 | continue; |
0ee6ca98 | 1377 | if (strlcpy(p, dname, remainder) >= remainder) { |
eddd5d12 WD |
1378 | io_error |= IOERR_GENERAL; |
1379 | rprintf(FINFO, | |
1380 | "cannot send long-named file %s\n", | |
f1773e09 | 1381 | full_fname(fbuf)); |
beaf4954 | 1382 | continue; |
eddd5d12 | 1383 | } |
0ee6ca98 | 1384 | |
42c6b139 | 1385 | send_file_name(f, flist, fbuf, NULL, flags, filter_flags); |
3ec4dd97 | 1386 | } |
32cbfe7b WD |
1387 | |
1388 | fbuf[len] = '\0'; | |
1389 | ||
6a7cc46c | 1390 | if (errno) { |
06c28400 | 1391 | io_error |= IOERR_GENERAL; |
71903f60 | 1392 | rsyserr(FERROR, errno, "readdir(%s)", full_fname(fbuf)); |
6a7cc46c | 1393 | } |
c627d613 | 1394 | |
3ec4dd97 | 1395 | closedir(d); |
301fb56c | 1396 | |
c7e6f84f WD |
1397 | if (f < 0) |
1398 | return; | |
1399 | ||
1400 | if (divert_dirs) | |
1401 | add_dirs_to_tree(parent_ndx, start, dir_flist->count - 1); | |
1402 | else if (recurse) { | |
301fb56c | 1403 | int i, end = flist->count - 1; |
8cae71eb | 1404 | /* send_if_directory() bumps flist->count, so use "end". */ |
301fb56c | 1405 | for (i = start; i <= end; i++) |
c7e6f84f WD |
1406 | send_if_directory(f, flist, flist->files[i], fbuf, len, flags); |
1407 | } | |
1408 | } | |
1409 | ||
1410 | void send_extra_file_list(int f, int at_least) | |
1411 | { | |
1412 | char fbuf[MAXPATHLEN]; | |
1413 | struct file_list *flist; | |
1414 | int64 start_write; | |
7a2fa0c2 | 1415 | int future_cnt, save_io_error = io_error; |
c7e6f84f | 1416 | |
25c2a6ac | 1417 | if (flist_eof) |
c7e6f84f WD |
1418 | return; |
1419 | ||
1420 | /* Keep sending data until we have the requested number of | |
1421 | * files in the upcoming file-lists. */ | |
7a2fa0c2 WD |
1422 | if (cur_flist->next) { |
1423 | flist = first_flist->prev; /* the newest flist */ | |
ef35abb2 WD |
1424 | future_cnt = flist->count + flist->ndx_start |
1425 | - cur_flist->next->ndx_start; | |
7a2fa0c2 WD |
1426 | } else |
1427 | future_cnt = 0; | |
1428 | while (future_cnt < at_least) { | |
c7e6f84f WD |
1429 | struct file_struct *file = dir_flist->files[send_dir_ndx]; |
1430 | int32 *dp; | |
1431 | int dlen; | |
1432 | ||
1433 | f_name(file, fbuf); | |
1434 | dlen = strlen(fbuf); | |
1435 | ||
ef35abb2 WD |
1436 | if (F_PATHNAME(file) != pathname) { |
1437 | if (!push_pathname(F_PATHNAME(file), -1)) | |
c7e6f84f WD |
1438 | exit_cleanup(RERR_FILESELECT); |
1439 | } | |
1440 | ||
1441 | flist = flist_new(0, "send_extra_file_list"); | |
4c9d5fef | 1442 | start_write = stats.total_written; |
c7e6f84f | 1443 | |
9ae7a2cd | 1444 | write_ndx(f, NDX_FLIST_OFFSET - send_dir_ndx); |
c7e6f84f | 1445 | change_local_filter_dir(fbuf, dlen, send_dir_depth); |
ef35abb2 WD |
1446 | send_directory(f, flist, send_dir_ndx, fbuf, dlen, |
1447 | FLAG_DIVERT_DIRS | FLAG_XFER_DIR); | |
c7e6f84f WD |
1448 | write_byte(f, 0); |
1449 | ||
332cf6df WD |
1450 | #ifdef ICONV_OPTION |
1451 | if (!need_unsorted_flist) | |
1452 | #endif | |
1453 | { | |
1454 | flist->sorted = flist->files; | |
1455 | clean_flist(flist, 0, 0); | |
1456 | } | |
c7e6f84f | 1457 | file_total += flist->count; |
7a2fa0c2 | 1458 | future_cnt += flist->count; |
c7e6f84f WD |
1459 | stats.flist_size += stats.total_written - start_write; |
1460 | stats.num_files += flist->count; | |
1461 | if (verbose > 3) | |
1462 | output_flist(flist); | |
1463 | ||
1464 | dp = F_DIRNODE_P(file); | |
1465 | if (DIR_FIRST_CHILD(dp) >= 0) { | |
1466 | send_dir_ndx = DIR_FIRST_CHILD(dp); | |
1467 | send_dir_depth++; | |
1468 | } else { | |
1469 | while (DIR_NEXT_SIBLING(dp) < 0) { | |
1470 | if ((send_dir_ndx = DIR_PARENT(dp)) < 0) { | |
9ae7a2cd | 1471 | write_ndx(f, NDX_FLIST_EOF); |
c7e6f84f WD |
1472 | flist_eof = 1; |
1473 | change_local_filter_dir(NULL, 0, 0); | |
1474 | goto finish; | |
1475 | } | |
1476 | send_dir_depth--; | |
1477 | file = dir_flist->files[send_dir_ndx]; | |
1478 | dp = F_DIRNODE_P(file); | |
1479 | } | |
1480 | send_dir_ndx = DIR_NEXT_SIBLING(dp); | |
1481 | } | |
301fb56c | 1482 | } |
c7e6f84f WD |
1483 | |
1484 | finish: | |
1485 | if (io_error != save_io_error && !ignore_errors) | |
1486 | send_msg_int(MSG_IO_ERROR, io_error); | |
c627d613 AT |
1487 | } |
1488 | ||
ebed4c3a | 1489 | struct file_list *send_file_list(int f, int argc, char *argv[]) |
c627d613 | 1490 | { |
3bb88b43 WD |
1491 | static const char *lastdir; |
1492 | static int lastdir_len = -1; | |
1493 | int len, dirlen; | |
bcacc18b | 1494 | STRUCT_STAT st; |
c7e6f84f | 1495 | char *p, *dir; |
ebed4c3a | 1496 | char lastpath[MAXPATHLEN] = ""; |
649d65ed | 1497 | struct file_list *flist; |
31b4d25d | 1498 | struct timeval start_tv, end_tv; |
a800434a | 1499 | int64 start_write; |
24d0fcde | 1500 | int use_ff_fd = 0; |
c7e6f84f | 1501 | int flags, disable_buffering; |
649d65ed | 1502 | |
ea124cb3 | 1503 | rprintf(FLOG, "building file list\n"); |
134f4338 | 1504 | if (show_filelist_p()) |
1bbd10fe | 1505 | start_filelist_progress("building file list"); |
3ea6e0e7 | 1506 | else if (inc_recurse && verbose && !am_server) |
98b1689d | 1507 | rprintf(FCLIENT, "sending incremental file list\n"); |
c627d613 | 1508 | |
a800434a | 1509 | start_write = stats.total_written; |
31b4d25d | 1510 | gettimeofday(&start_tv, NULL); |
a800434a | 1511 | |
8cae71eb | 1512 | #ifdef SUPPORT_HARD_LINKS |
c7e6f84f | 1513 | if (preserve_hard_links && protocol_version >= 30 && !cur_flist) |
8cae71eb WD |
1514 | init_hard_links(); |
1515 | #endif | |
1516 | ||
c7e6f84f | 1517 | flist = cur_flist = flist_new(0, "send_file_list"); |
3ea6e0e7 | 1518 | if (inc_recurse) { |
c7e6f84f WD |
1519 | dir_flist = flist_new(FLIST_TEMP, "send_file_list"); |
1520 | flags = FLAG_DIVERT_DIRS; | |
1521 | } else { | |
1522 | dir_flist = cur_flist; | |
1523 | flags = 0; | |
1524 | } | |
c627d613 | 1525 | |
c7e6f84f | 1526 | disable_buffering = io_start_buffering_out(f); |
134f4338 | 1527 | if (filesfrom_fd >= 0) { |
6f3684ff | 1528 | if (argv[0] && !push_dir(argv[0], 0)) { |
63d83e94 WD |
1529 | rsyserr(FERROR, errno, "push_dir %s failed in %s", |
1530 | full_fname(argv[0]), curr_dir); | |
134f4338 | 1531 | exit_cleanup(RERR_FILESELECT); |
24d0fcde | 1532 | } |
134f4338 | 1533 | use_ff_fd = 1; |
d6dead6b AT |
1534 | } |
1535 | ||
24d0fcde | 1536 | while (1) { |
56f0c976 WD |
1537 | char fbuf[MAXPATHLEN]; |
1538 | char *fn; | |
301fb56c | 1539 | int is_dot_dir; |
c627d613 | 1540 | |
24d0fcde | 1541 | if (use_ff_fd) { |
56f0c976 | 1542 | if (read_filesfrom_line(filesfrom_fd, fbuf) == 0) |
24d0fcde | 1543 | break; |
a2248aea | 1544 | sanitize_path(fbuf, fbuf, "", 0, NULL); |
24d0fcde WD |
1545 | } else { |
1546 | if (argc-- == 0) | |
1547 | break; | |
56f0c976 | 1548 | strlcpy(fbuf, *argv++, MAXPATHLEN); |
24d0fcde | 1549 | if (sanitize_paths) |
a2248aea | 1550 | sanitize_path(fbuf, fbuf, "", 0, NULL); |
24d0fcde | 1551 | } |
c627d613 | 1552 | |
56f0c976 | 1553 | len = strlen(fbuf); |
1902a765 WD |
1554 | if (relative_paths) { |
1555 | /* We clean up fbuf below. */ | |
1556 | is_dot_dir = 0; | |
1557 | } else if (!len || fbuf[len - 1] == '/') { | |
56f0c976 | 1558 | if (len == 2 && fbuf[0] == '.') { |
6931c138 | 1559 | /* Turn "./" into just "." rather than "./." */ |
56f0c976 | 1560 | fbuf[1] = '\0'; |
557a35f5 | 1561 | } else { |
56f0c976 | 1562 | if (len + 1 >= MAXPATHLEN) |
a1f99493 | 1563 | overflow_exit("send_file_list"); |
56f0c976 WD |
1564 | fbuf[len++] = '.'; |
1565 | fbuf[len] = '\0'; | |
53f821f1 | 1566 | } |
301fb56c | 1567 | is_dot_dir = 1; |
56f0c976 WD |
1568 | } else if (len > 1 && fbuf[len-1] == '.' && fbuf[len-2] == '.' |
1569 | && (len == 2 || fbuf[len-3] == '/')) { | |
1570 | if (len + 2 >= MAXPATHLEN) | |
a1f99493 | 1571 | overflow_exit("send_file_list"); |
56f0c976 WD |
1572 | fbuf[len++] = '/'; |
1573 | fbuf[len++] = '.'; | |
1574 | fbuf[len] = '\0'; | |
a289f89f | 1575 | is_dot_dir = 1; |
301fb56c | 1576 | } else { |
56f0c976 WD |
1577 | is_dot_dir = fbuf[len-1] == '.' |
1578 | && (len == 1 || fbuf[len-2] == '/'); | |
649d65ed | 1579 | } |
c627d613 | 1580 | |
649d65ed AT |
1581 | dir = NULL; |
1582 | ||
1583 | if (!relative_paths) { | |
56f0c976 | 1584 | p = strrchr(fbuf, '/'); |
649d65ed | 1585 | if (p) { |
151f59f1 | 1586 | *p = '\0'; |
56f0c976 | 1587 | if (p == fbuf) |
649d65ed AT |
1588 | dir = "/"; |
1589 | else | |
56f0c976 WD |
1590 | dir = fbuf; |
1591 | len -= p - fbuf + 1; | |
1592 | fn = p + 1; | |
1593 | } else | |
1594 | fn = fbuf; | |
1902a765 WD |
1595 | } else { |
1596 | if ((p = strstr(fbuf, "/./")) != NULL) { | |
1597 | *p = '\0'; | |
1598 | if (p == fbuf) | |
1599 | dir = "/"; | |
1600 | else | |
1601 | dir = fbuf; | |
1602 | len -= p - fbuf + 3; | |
1603 | fn = p + 3; | |
1604 | } else | |
1605 | fn = fbuf; | |
1606 | /* Get rid of trailing "/" and "/.". */ | |
1607 | while (len) { | |
ede1f0eb WD |
1608 | if (fn[len - 1] == '/') { |
1609 | is_dot_dir = 1; | |
1610 | if (!--len && !dir) { | |
1611 | len++; | |
1612 | break; | |
1613 | } | |
1614 | } | |
1902a765 WD |
1615 | else if (len >= 2 && fn[len - 1] == '.' |
1616 | && fn[len - 2] == '/') { | |
ede1f0eb | 1617 | is_dot_dir = 1; |
1902a765 WD |
1618 | if (!(len -= 2) && !dir) { |
1619 | len++; | |
1620 | break; | |
1621 | } | |
1622 | } else | |
1623 | break; | |
1624 | } | |
8c449e62 WD |
1625 | if (len == 1 && fn[0] == '/') |
1626 | fn[len++] = '.'; | |
1902a765 WD |
1627 | fn[len] = '\0'; |
1628 | /* Reject a ".." dir in the active part of the path. */ | |
ede1f0eb WD |
1629 | for (p = fn; (p = strstr(p, "..")) != NULL; p += 2) { |
1630 | if ((p[2] == '/' || p[2] == '\0') | |
1631 | && (p == fn || p[-1] == '/')) { | |
1632 | rprintf(FERROR, | |
1633 | "found \"..\" dir in relative path: %s\n", | |
1634 | fbuf); | |
1635 | exit_cleanup(RERR_SYNTAX); | |
1636 | } | |
1902a765 WD |
1637 | } |
1638 | } | |
d2ea5980 | 1639 | |
56f0c976 WD |
1640 | if (!*fn) { |
1641 | len = 1; | |
1642 | fn = "."; | |
1643 | } | |
d2ea5980 | 1644 | |
3bb88b43 WD |
1645 | dirlen = dir ? strlen(dir) : 0; |
1646 | if (dirlen != lastdir_len || memcmp(lastdir, dir, dirlen) != 0) { | |
ef35abb2 | 1647 | if (!push_pathname(dir ? strdup(dir) : NULL, dirlen)) |
3bb88b43 | 1648 | goto push_error; |
ef35abb2 WD |
1649 | lastdir = pathname; |
1650 | lastdir_len = pathname_len; | |
1651 | } else if (!push_pathname(lastdir, lastdir_len)) { | |
3bb88b43 WD |
1652 | push_error: |
1653 | io_error |= IOERR_GENERAL; | |
1654 | rsyserr(FERROR, errno, "push_dir %s failed in %s", | |
1655 | full_fname(dir), curr_dir); | |
1656 | continue; | |
d2ea5980 WD |
1657 | } |
1658 | ||
99eba675 | 1659 | if (fn != fbuf) |
56f0c976 WD |
1660 | memmove(fbuf, fn, len + 1); |
1661 | ||
25c2a6ac WD |
1662 | if (link_stat(fbuf, &st, copy_dirlinks) != 0) { |
1663 | io_error |= IOERR_GENERAL; | |
1664 | rsyserr(FERROR, errno, "link_stat %s failed", | |
1665 | full_fname(fbuf)); | |
1666 | continue; | |
1667 | } | |
1668 | ||
1669 | if (S_ISDIR(st.st_mode) && !xfer_dirs) { | |
1670 | rprintf(FINFO, "skipping directory %s\n", fbuf); | |
1671 | continue; | |
1672 | } | |
1673 | ||
56f0c976 | 1674 | if (implied_dirs && (p=strrchr(fbuf,'/')) && p != fbuf) { |
151f59f1 WD |
1675 | /* Send the implied directories at the start of the |
1676 | * source spec, so we get their permissions right. */ | |
56f0c976 | 1677 | char *lp = lastpath, *slash = fbuf; |
151f59f1 | 1678 | *p = '\0'; |
2154309a WD |
1679 | /* Skip any initial directories in our path that we |
1680 | * have in common with lastpath. */ | |
56f0c976 | 1681 | for (fn = fbuf; *fn && *lp == *fn; lp++, fn++) { |
2154309a WD |
1682 | if (*fn == '/') |
1683 | slash = fn; | |
2154309a WD |
1684 | } |
1685 | *p = '/'; | |
1686 | if (fn != p || (*lp && *lp != '/')) { | |
0f57446d | 1687 | int save_copy_links = copy_links; |
7e037c42 | 1688 | int save_xfer_dirs = xfer_dirs; |
3ea6e0e7 | 1689 | int dir_flags = inc_recurse ? FLAG_DIVERT_DIRS : 0; |
88c2190a | 1690 | copy_links |= copy_unsafe_links; |
7e037c42 | 1691 | xfer_dirs = 1; |
2154309a | 1692 | while ((slash = strchr(slash+1, '/')) != 0) { |
151f59f1 | 1693 | *slash = '\0'; |
42c6b139 WD |
1694 | send_file_name(f, flist, fbuf, NULL, |
1695 | dir_flags, ALL_FILTERS); | |
2154309a | 1696 | *slash = '/'; |
649d65ed | 1697 | } |
0f57446d | 1698 | copy_links = save_copy_links; |
7e037c42 | 1699 | xfer_dirs = save_xfer_dirs; |
151f59f1 | 1700 | *p = '\0'; |
56f0c976 | 1701 | strlcpy(lastpath, fbuf, sizeof lastpath); |
649d65ed AT |
1702 | *p = '/'; |
1703 | } | |
1704 | } | |
ebed4c3a | 1705 | |
535737bf WD |
1706 | if (one_file_system) |
1707 | filesystem_dev = st.st_dev; | |
1708 | ||
75c51953 | 1709 | if (recurse || (xfer_dirs && is_dot_dir)) { |
42c6b139 | 1710 | struct file_struct *file; |
ef35abb2 | 1711 | int top_flags = FLAG_TOP_DIR | FLAG_XFER_DIR | flags; |
42c6b139 WD |
1712 | file = send_file_name(f, flist, fbuf, &st, |
1713 | top_flags, ALL_FILTERS); | |
3ea6e0e7 | 1714 | if (file && !inc_recurse) |
42c6b139 WD |
1715 | send_if_directory(f, flist, file, fbuf, len, flags); |
1716 | } else | |
1717 | send_file_name(f, flist, fbuf, &st, flags, ALL_FILTERS); | |
649d65ed | 1718 | } |
dc5ddbcc | 1719 | |
134f4338 WD |
1720 | gettimeofday(&end_tv, NULL); |
1721 | stats.flist_buildtime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000 | |
1722 | + (end_tv.tv_usec - start_tv.tv_usec) / 1000; | |
1723 | if (stats.flist_buildtime == 0) | |
1724 | stats.flist_buildtime = 1; | |
1725 | start_tv = end_tv; | |
31b4d25d | 1726 | |
8cae71eb WD |
1727 | write_byte(f, 0); /* Indicate end of file list */ |
1728 | ||
1729 | #ifdef SUPPORT_HARD_LINKS | |
3ea6e0e7 | 1730 | if (preserve_hard_links && protocol_version >= 30 && !inc_recurse) |
8cae71eb WD |
1731 | idev_destroy(); |
1732 | #endif | |
c627d613 | 1733 | |
134f4338 WD |
1734 | if (show_filelist_p()) |
1735 | finish_filelist_progress(flist); | |
31b4d25d | 1736 | |
134f4338 WD |
1737 | gettimeofday(&end_tv, NULL); |
1738 | stats.flist_xfertime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000 | |
1739 | + (end_tv.tv_usec - start_tv.tv_usec) / 1000; | |
ebed4c3a | 1740 | |
332cf6df WD |
1741 | /* When converting names, both sides keep an unsorted file-list array |
1742 | * because the names will differ on the sending and receiving sides | |
1743 | * (both sides will use the unsorted index number for each item). */ | |
1744 | ||
c7e6f84f WD |
1745 | /* Sort the list without removing any duplicates in non-incremental |
1746 | * mode. This allows the receiving side to ask for whatever name it | |
1747 | * kept. For incremental mode, the sender also removes duplicates | |
1748 | * in this initial file-list so that it avoids re-sending duplicated | |
1749 | * directories. */ | |
332cf6df WD |
1750 | #ifdef ICONV_OPTION |
1751 | if (need_unsorted_flist) { | |
1752 | if (inc_recurse) { | |
1753 | if (!(flist->sorted = new_array(struct file_struct *, flist->count))) | |
1754 | out_of_memory("recv_file_list"); | |
1755 | memcpy(flist->sorted, flist->files, | |
1756 | flist->count * sizeof (struct file_struct*)); | |
1757 | clean_flist(flist, 0, 1); | |
1758 | } | |
1759 | } else | |
1760 | #endif | |
1761 | { | |
1762 | flist->sorted = flist->files; | |
1763 | clean_flist(flist, 0, inc_recurse); | |
1764 | } | |
c7e6f84f | 1765 | file_total += flist->count; |
ebed4c3a | 1766 | |
3ea6e0e7 | 1767 | if (!numeric_ids && !inc_recurse) |
82ad07c4 | 1768 | send_uid_list(f); |
f6c34742 | 1769 | |
134f4338 | 1770 | /* send the io_error flag */ |
c7e6f84f WD |
1771 | if (protocol_version < 30) |
1772 | write_int(f, ignore_errors ? 0 : io_error); | |
1773 | else if (io_error && !ignore_errors) | |
1774 | send_msg_int(MSG_IO_ERROR, io_error); | |
1775 | ||
1776 | if (disable_buffering) | |
1777 | io_end_buffering_out(); | |
6ba9279f | 1778 | |
134f4338 WD |
1779 | stats.flist_size = stats.total_written - start_write; |
1780 | stats.num_files = flist->count; | |
d6dead6b | 1781 | |
cefed3e8 | 1782 | if (verbose > 3) |
32cbfe7b | 1783 | output_flist(flist); |
cefed3e8 | 1784 | |
17faa41c | 1785 | if (verbose > 2) |
ebed4c3a | 1786 | rprintf(FINFO, "send_file_list done\n"); |
17faa41c | 1787 | |
3ea6e0e7 | 1788 | if (inc_recurse) { |
c7e6f84f | 1789 | add_dirs_to_tree(-1, 0, dir_flist->count - 1); |
25c2a6ac WD |
1790 | if (send_dir_ndx < 0) { |
1791 | write_ndx(f, NDX_FLIST_EOF); | |
1792 | flist_eof = 1; | |
1793 | } | |
1794 | else if (file_total == 1) { | |
c7e6f84f WD |
1795 | /* If we're creating incremental file-lists and there |
1796 | * was just 1 item in the first file-list, send 1 more | |
1797 | * file-list to check if this is a 1-file xfer. */ | |
25c2a6ac | 1798 | send_extra_file_list(f, 1); |
c7e6f84f WD |
1799 | } |
1800 | } | |
1801 | ||
649d65ed | 1802 | return flist; |
c627d613 AT |
1803 | } |
1804 | ||
c627d613 AT |
1805 | struct file_list *recv_file_list(int f) |
1806 | { | |
ebed4c3a | 1807 | struct file_list *flist; |
c7e6f84f | 1808 | int dstart, flags; |
ebed4c3a | 1809 | int64 start_read; |
c627d613 | 1810 | |
98b1689d | 1811 | if (!first_flist) |
c7e6f84f | 1812 | rprintf(FLOG, "receiving file list\n"); |
1bbd10fe DD |
1813 | if (show_filelist_p()) |
1814 | start_filelist_progress("receiving file list"); | |
3ea6e0e7 | 1815 | else if (inc_recurse && verbose && !am_server && !first_flist) |
98b1689d | 1816 | rprintf(FCLIENT, "receiving incremental file list\n"); |
c627d613 | 1817 | |
ebed4c3a | 1818 | start_read = stats.total_read; |
a800434a | 1819 | |
c7e6f84f | 1820 | flist = flist_new(0, "recv_file_list"); |
c627d613 | 1821 | |
8cae71eb WD |
1822 | #ifdef SUPPORT_HARD_LINKS |
1823 | if (preserve_hard_links && protocol_version < 30) | |
1824 | init_hard_links(); | |
1825 | #endif | |
c627d613 | 1826 | |
3ea6e0e7 | 1827 | if (inc_recurse) { |
c7e6f84f WD |
1828 | if (flist->ndx_start == 0) |
1829 | dir_flist = flist_new(FLIST_TEMP, "recv_file_list"); | |
1830 | dstart = dir_flist->count; | |
1831 | } else { | |
1832 | dir_flist = flist; | |
1833 | dstart = 0; | |
1834 | } | |
1835 | ||
1ef00d20 | 1836 | while ((flags = read_byte(f)) != 0) { |
f5db0993 | 1837 | struct file_struct *file; |
dbda5fbf | 1838 | |
d9d6bc52 | 1839 | flist_expand(flist); |
c627d613 | 1840 | |
d01d15e0 | 1841 | if (protocol_version >= 28 && (flags & XMIT_EXTENDED_FLAGS)) |
75bc8600 | 1842 | flags |= read_byte(f) << 8; |
82ad07c4 | 1843 | file = recv_file_entry(flist, flags, f); |
c627d613 | 1844 | |
3ea6e0e7 | 1845 | if (inc_recurse && S_ISDIR(file->mode)) { |
c7e6f84f WD |
1846 | flist_expand(dir_flist); |
1847 | dir_flist->files[dir_flist->count++] = file; | |
1848 | } | |
1849 | ||
f5db0993 | 1850 | flist->files[flist->count++] = file; |
c627d613 | 1851 | |
53135fe8 | 1852 | maybe_emit_filelist_progress(flist->count); |
1bbd10fe | 1853 | |
5e4ff5f9 WD |
1854 | if (verbose > 2) { |
1855 | rprintf(FINFO, "recv_file_name(%s)\n", | |
1856 | f_name(file, NULL)); | |
1857 | } | |
ebed4c3a | 1858 | } |
c7e6f84f | 1859 | file_total += flist->count; |
c627d613 | 1860 | |
ebed4c3a MP |
1861 | if (verbose > 2) |
1862 | rprintf(FINFO, "received %d names\n", flist->count); | |
c627d613 | 1863 | |
b7736c79 | 1864 | if (show_filelist_p()) |
1bbd10fe | 1865 | finish_filelist_progress(flist); |
a06d19e3 | 1866 | |
332cf6df WD |
1867 | #ifdef ICONV_OPTION |
1868 | if (need_unsorted_flist) { | |
1869 | /* Create an extra array of index pointers that we can sort for | |
1870 | * the generator's use (for wading through the files in sorted | |
1871 | * order and for calling flist_find()). We keep the "files" | |
1872 | * list unsorted for our exchange of index numbers with the | |
1873 | * other side (since their names may not sort the same). */ | |
1874 | if (!(flist->sorted = new_array(struct file_struct *, flist->count))) | |
1875 | out_of_memory("recv_file_list"); | |
1876 | memcpy(flist->sorted, flist->files, | |
1877 | flist->count * sizeof (struct file_struct*)); | |
1878 | } else | |
1879 | #endif | |
1880 | flist->sorted = flist->files; | |
1881 | ||
983b1ed3 WD |
1882 | clean_flist(flist, relative_paths, 1); |
1883 | ||
3ea6e0e7 | 1884 | if (inc_recurse) { |
332cf6df WD |
1885 | dir_flist->sorted = dir_flist->files; |
1886 | qsort(dir_flist->sorted + dstart, dir_flist->count - dstart, | |
1887 | sizeof dir_flist->sorted[0], (int (*)())file_compare); | |
c7e6f84f | 1888 | } else if (f >= 0) |
7b6fa00f | 1889 | recv_uid_list(f, flist); |
f6c34742 | 1890 | |
c7e6f84f | 1891 | if (protocol_version < 30) { |
b9f592fb | 1892 | /* Recv the io_error flag */ |
1f56188f | 1893 | if (ignore_errors) |
b9f592fb WD |
1894 | read_int(f); |
1895 | else | |
1896 | io_error |= read_int(f); | |
ebed4c3a | 1897 | } |
6ba9279f | 1898 | |
cefed3e8 | 1899 | if (verbose > 3) |
32cbfe7b | 1900 | output_flist(flist); |
cefed3e8 | 1901 | |
ebed4c3a MP |
1902 | if (list_only) { |
1903 | int i; | |
b7736c79 | 1904 | for (i = 0; i < flist->count; i++) |
ebed4c3a | 1905 | list_file_entry(flist->files[i]); |
ebed4c3a | 1906 | } |
f7632fc6 | 1907 | |
ebed4c3a MP |
1908 | if (verbose > 2) |
1909 | rprintf(FINFO, "recv_file_list done\n"); | |
17faa41c | 1910 | |
c7e6f84f WD |
1911 | stats.flist_size += stats.total_read - start_read; |
1912 | stats.num_files += flist->count; | |
a800434a | 1913 | |
ebed4c3a | 1914 | return flist; |
c627d613 AT |
1915 | } |
1916 | ||
c7e6f84f WD |
1917 | /* This is only used once by the receiver if the very first file-list |
1918 | * has exactly one item in it. */ | |
1919 | void recv_additional_file_list(int f) | |
c627d613 | 1920 | { |
c7e6f84f | 1921 | struct file_list *flist; |
9ae7a2cd | 1922 | int ndx = read_ndx(f); |
25c2a6ac | 1923 | if (ndx == NDX_FLIST_EOF) { |
c7e6f84f WD |
1924 | flist_eof = 1; |
1925 | change_local_filter_dir(NULL, 0, 0); | |
1926 | } else { | |
1927 | ndx = NDX_FLIST_OFFSET - ndx; | |
1928 | if (ndx < 0 || ndx >= dir_flist->count) { | |
1929 | ndx = NDX_FLIST_OFFSET - ndx; | |
1930 | rprintf(FERROR, | |
1931 | "Invalid dir index: %d (%d - %d)\n", | |
1932 | ndx, NDX_FLIST_OFFSET, | |
1933 | NDX_FLIST_OFFSET - dir_flist->count); | |
1934 | exit_cleanup(RERR_PROTOCOL); | |
1935 | } | |
1936 | flist = recv_file_list(f); | |
1937 | flist->parent_ndx = ndx; | |
1938 | } | |
c627d613 AT |
1939 | } |
1940 | ||
f5db0993 WD |
1941 | /* Search for an identically-named item in the file list. Note that the |
1942 | * items must agree in their directory-ness, or no match is returned. */ | |
2f3cad89 | 1943 | int flist_find(struct file_list *flist, struct file_struct *f) |
c627d613 | 1944 | { |
f3c3ed44 | 1945 | int low = flist->low, high = flist->high; |
207522ae | 1946 | int diff, mid, mid_up; |
f3c3ed44 WD |
1947 | |
1948 | while (low <= high) { | |
1949 | mid = (low + high) / 2; | |
332cf6df | 1950 | if (F_IS_ACTIVE(flist->sorted[mid])) |
c0b134a4 | 1951 | mid_up = mid; |
7402d583 WD |
1952 | else { |
1953 | /* Scan for the next non-empty entry using the cached | |
1954 | * distance values. If the value isn't fully up-to- | |
1955 | * date, update it. */ | |
332cf6df WD |
1956 | mid_up = mid + F_DEPTH(flist->sorted[mid]); |
1957 | if (!F_IS_ACTIVE(flist->sorted[mid_up])) { | |
85aecef6 | 1958 | do { |
332cf6df WD |
1959 | mid_up += F_DEPTH(flist->sorted[mid_up]); |
1960 | } while (!F_IS_ACTIVE(flist->sorted[mid_up])); | |
1961 | F_DEPTH(flist->sorted[mid]) = mid_up - mid; | |
c0b134a4 | 1962 | } |
c0b134a4 | 1963 | if (mid_up > high) { |
7402d583 WD |
1964 | /* If there's nothing left above us, set high to |
1965 | * a non-empty entry below us and continue. */ | |
332cf6df WD |
1966 | high = mid - (int)flist->sorted[mid]->len32; |
1967 | if (!F_IS_ACTIVE(flist->sorted[high])) { | |
85aecef6 | 1968 | do { |
332cf6df WD |
1969 | high -= (int)flist->sorted[high]->len32; |
1970 | } while (!F_IS_ACTIVE(flist->sorted[high])); | |
1971 | flist->sorted[mid]->len32 = mid - high; | |
7402d583 | 1972 | } |
c0b134a4 WD |
1973 | continue; |
1974 | } | |
c0b134a4 | 1975 | } |
332cf6df | 1976 | diff = f_name_cmp(flist->sorted[mid_up], f); |
207522ae | 1977 | if (diff == 0) { |
f5db0993 | 1978 | if (protocol_version < 29 |
332cf6df | 1979 | && S_ISDIR(flist->sorted[mid_up]->mode) |
f5db0993 WD |
1980 | != S_ISDIR(f->mode)) |
1981 | return -1; | |
f3c3ed44 | 1982 | return mid_up; |
f5db0993 | 1983 | } |
207522ae | 1984 | if (diff < 0) |
f3c3ed44 | 1985 | low = mid_up + 1; |
207522ae WD |
1986 | else |
1987 | high = mid - 1; | |
d966ee25 | 1988 | } |
d966ee25 | 1989 | return -1; |
c627d613 AT |
1990 | } |
1991 | ||
3ec4dd97 | 1992 | /* |
9935066b S |
1993 | * Free up any resources a file_struct has allocated |
1994 | * and clear the file. | |
3ec4dd97 | 1995 | */ |
82ad07c4 | 1996 | void clear_file(struct file_struct *file) |
c627d613 | 1997 | { |
a3e18c76 WD |
1998 | /* The +1 zeros out the first char of the basename. */ |
1999 | memset(file, 0, FILE_STRUCT_LEN + 1); | |
9d737ecb | 2000 | /* In an empty entry, F_DEPTH() is an offset to the next non-empty |
96293cf9 | 2001 | * entry. Likewise for len32 in the opposite direction. We assume |
0679ac4c WD |
2002 | * that we're alone for now since flist_find() will adjust the counts |
2003 | * it runs into that aren't up-to-date. */ | |
9d737ecb | 2004 | file->len32 = F_DEPTH(file) = 1; |
3ec4dd97 | 2005 | } |
c627d613 | 2006 | |
4785cd43 | 2007 | /* Allocate a new file list. */ |
c7e6f84f | 2008 | struct file_list *flist_new(int flags, char *msg) |
3d382777 AT |
2009 | { |
2010 | struct file_list *flist; | |
2011 | ||
58cadc86 | 2012 | flist = new(struct file_list); |
ebed4c3a | 2013 | if (!flist) |
9935066b | 2014 | out_of_memory(msg); |
3d382777 | 2015 | |
82ad07c4 | 2016 | memset(flist, 0, sizeof flist[0]); |
9935066b | 2017 | |
c7e6f84f WD |
2018 | if (!(flags & FLIST_TEMP)) { |
2019 | if (first_flist) { | |
2020 | flist->ndx_start = first_flist->prev->ndx_start | |
2021 | + first_flist->prev->count; | |
2022 | } | |
2023 | /* This is a doubly linked list with prev looping back to | |
2024 | * the end of the list, but the last next pointer is NULL. */ | |
2025 | if (!first_flist) | |
2026 | first_flist = cur_flist = flist->prev = flist; | |
2027 | else { | |
2028 | flist->prev = first_flist->prev; | |
2029 | flist->prev->next = first_flist->prev = flist; | |
2030 | } | |
2031 | flist_cnt++; | |
2032 | } | |
2033 | ||
4a19c3b2 | 2034 | if (!(flist->file_pool = pool_create(FILE_EXTENT, 0, out_of_memory, POOL_INTERN))) |
9935066b S |
2035 | out_of_memory(msg); |
2036 | ||
3d382777 AT |
2037 | return flist; |
2038 | } | |
ebed4c3a | 2039 | |
4785cd43 | 2040 | /* Free up all elements in a flist. */ |
3ec4dd97 AT |
2041 | void flist_free(struct file_list *flist) |
2042 | { | |
c7e6f84f WD |
2043 | if (!flist->prev) |
2044 | ; /* Was FLIST_TEMP dir-list. */ | |
2045 | else if (flist == flist->prev) { | |
2046 | first_flist = cur_flist = NULL; | |
2047 | file_total = 0; | |
2048 | flist_cnt = 0; | |
2049 | } else { | |
2050 | if (flist == cur_flist) | |
2051 | cur_flist = flist->next; | |
2052 | if (flist == first_flist) | |
2053 | first_flist = first_flist->next; | |
2054 | else { | |
2055 | flist->prev->next = flist->next; | |
2056 | if (!flist->next) | |
2057 | flist->next = first_flist; | |
2058 | } | |
2059 | flist->next->prev = flist->prev; | |
2060 | file_total -= flist->count; | |
2061 | flist_cnt--; | |
2062 | } | |
2063 | ||
9935066b | 2064 | pool_destroy(flist->file_pool); |
332cf6df WD |
2065 | if (flist->sorted && flist->sorted != flist->files) |
2066 | free(flist->sorted); | |
3ec4dd97 | 2067 | free(flist->files); |
3ec4dd97 | 2068 | free(flist); |
c627d613 AT |
2069 | } |
2070 | ||
c627d613 AT |
2071 | /* |
2072 | * This routine ensures we don't have any duplicate names in our file list. | |
dbda5fbf | 2073 | * duplicate names can cause corruption because of the pipelining |
c627d613 | 2074 | */ |
827c37f6 | 2075 | static void clean_flist(struct file_list *flist, int strip_root, int no_dups) |
c627d613 | 2076 | { |
85aecef6 | 2077 | char fbuf[MAXPATHLEN]; |
6931c138 | 2078 | int i, prev_i = 0; |
c627d613 | 2079 | |
910ee8c9 WD |
2080 | if (!flist) |
2081 | return; | |
2082 | if (flist->count == 0) { | |
2083 | flist->high = -1; | |
3ec4dd97 | 2084 | return; |
910ee8c9 | 2085 | } |
3ec4dd97 | 2086 | |
332cf6df WD |
2087 | qsort(flist->sorted, flist->count, |
2088 | sizeof flist->sorted[0], (int (*)())file_compare); | |
ebed4c3a | 2089 | |
827c37f6 | 2090 | for (i = no_dups? 0 : flist->count; i < flist->count; i++) { |
332cf6df | 2091 | if (F_IS_ACTIVE(flist->sorted[i])) { |
6931c138 | 2092 | prev_i = i; |
b91b50c0 WD |
2093 | break; |
2094 | } | |
2095 | } | |
f3c3ed44 | 2096 | flist->low = prev_i; |
b91b50c0 | 2097 | while (++i < flist->count) { |
fe1c19dc | 2098 | int j; |
332cf6df | 2099 | struct file_struct *file = flist->sorted[i]; |
f5db0993 | 2100 | |
96293cf9 | 2101 | if (!F_IS_ACTIVE(file)) |
b91b50c0 | 2102 | continue; |
332cf6df | 2103 | if (f_name_cmp(file, flist->sorted[prev_i]) == 0) |
fe1c19dc WD |
2104 | j = prev_i; |
2105 | else if (protocol_version >= 29 && S_ISDIR(file->mode)) { | |
f5db0993 WD |
2106 | int save_mode = file->mode; |
2107 | /* Make sure that this directory doesn't duplicate a | |
2108 | * non-directory earlier in the list. */ | |
f5db0993 | 2109 | flist->high = prev_i; |
fe1c19dc WD |
2110 | file->mode = S_IFREG; |
2111 | j = flist_find(flist, file); | |
f5db0993 | 2112 | file->mode = save_mode; |
fe1c19dc WD |
2113 | } else |
2114 | j = -1; | |
2115 | if (j >= 0) { | |
332cf6df | 2116 | struct file_struct *fp = flist->sorted[j]; |
fe1c19dc WD |
2117 | int keep, drop; |
2118 | /* If one is a dir and the other is not, we want to | |
2119 | * keep the dir because it might have contents in the | |
2120 | * list. */ | |
2121 | if (S_ISDIR(file->mode) != S_ISDIR(fp->mode)) { | |
2122 | if (S_ISDIR(file->mode)) | |
2123 | keep = i, drop = j; | |
2124 | else | |
2125 | keep = j, drop = i; | |
c7e6f84f | 2126 | } else if (protocol_version < 27) |
fe1c19dc | 2127 | keep = j, drop = i; |
c7e6f84f WD |
2128 | else |
2129 | keep = i, drop = j; | |
b91b50c0 | 2130 | if (verbose > 1 && !am_server) { |
ebed4c3a | 2131 | rprintf(FINFO, |
fe1c19dc | 2132 | "removing duplicate name %s from file list (%d)\n", |
85aecef6 | 2133 | f_name(file, fbuf), drop); |
b91b50c0 | 2134 | } |
9c000f5e WD |
2135 | /* Make sure we don't lose track of a user-specified |
2136 | * top directory. */ | |
332cf6df | 2137 | flist->sorted[keep]->flags |= flist->sorted[drop]->flags |
82ad07c4 | 2138 | & (FLAG_TOP_DIR|FLAG_XFER_DIR); |
fe1c19dc | 2139 | |
332cf6df | 2140 | clear_file(flist->sorted[drop]); |
9935066b | 2141 | |
fe1c19dc WD |
2142 | if (keep == i) { |
2143 | if (flist->low == drop) { | |
2144 | for (j = drop + 1; | |
332cf6df | 2145 | j < i && !F_IS_ACTIVE(flist->sorted[j]); |
fe1c19dc WD |
2146 | j++) {} |
2147 | flist->low = j; | |
2148 | } | |
2149 | prev_i = i; | |
2150 | } | |
728d0922 | 2151 | } else |
6931c138 | 2152 | prev_i = i; |
3ec4dd97 | 2153 | } |
f5db0993 | 2154 | flist->high = no_dups ? prev_i : flist->count - 1; |
0199b05f | 2155 | |
c0b134a4 WD |
2156 | if (strip_root) { |
2157 | /* We need to strip off the leading slashes for relative | |
2158 | * paths, but this must be done _after_ the sorting phase. */ | |
2159 | for (i = flist->low; i <= flist->high; i++) { | |
332cf6df | 2160 | struct file_struct *file = flist->sorted[i]; |
c0b134a4 WD |
2161 | |
2162 | if (!file->dirname) | |
2163 | continue; | |
2164 | while (*file->dirname == '/') | |
2165 | file->dirname++; | |
2166 | if (!*file->dirname) | |
2167 | file->dirname = NULL; | |
2168 | } | |
2169 | } | |
2170 | ||
e6ffb966 WD |
2171 | if (prune_empty_dirs && no_dups) { |
2172 | int j, prev_depth = 0; | |
9c000f5e | 2173 | |
e6ffb966 | 2174 | prev_i = 0; /* It's OK that this isn't really true. */ |
9c000f5e | 2175 | |
f5db0993 | 2176 | for (i = flist->low; i <= flist->high; i++) { |
332cf6df | 2177 | struct file_struct *fp, *file = flist->sorted[i]; |
ebed4c3a | 2178 | |
9d737ecb | 2179 | /* This temporarily abuses the F_DEPTH() value for a |
e6ffb966 WD |
2180 | * directory that is in a chain that might get pruned. |
2181 | * We restore the old value if it gets a reprieve. */ | |
9d737ecb | 2182 | if (S_ISDIR(file->mode) && F_DEPTH(file)) { |
e6ffb966 | 2183 | /* Dump empty dirs when coming back down. */ |
9d737ecb | 2184 | for (j = prev_depth; j >= F_DEPTH(file); j--) { |
332cf6df | 2185 | fp = flist->sorted[prev_i]; |
9d737ecb | 2186 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2187 | break; |
9d737ecb | 2188 | prev_i = -F_DEPTH(fp)-1; |
82ad07c4 | 2189 | clear_file(fp); |
9c000f5e | 2190 | } |
9d737ecb | 2191 | prev_depth = F_DEPTH(file); |
85aecef6 WD |
2192 | if (is_excluded(f_name(file, fbuf), 1, |
2193 | ALL_FILTERS)) { | |
e6ffb966 WD |
2194 | /* Keep dirs through this dir. */ |
2195 | for (j = prev_depth-1; ; j--) { | |
332cf6df | 2196 | fp = flist->sorted[prev_i]; |
9d737ecb | 2197 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2198 | break; |
9d737ecb WD |
2199 | prev_i = -F_DEPTH(fp)-1; |
2200 | F_DEPTH(fp) = j; | |
e6ffb966 | 2201 | } |
85aecef6 | 2202 | } else |
9d737ecb | 2203 | F_DEPTH(file) = -prev_i-1; |
e6ffb966 WD |
2204 | prev_i = i; |
2205 | } else { | |
2206 | /* Keep dirs through this non-dir. */ | |
2207 | for (j = prev_depth; ; j--) { | |
332cf6df | 2208 | fp = flist->sorted[prev_i]; |
9d737ecb | 2209 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2210 | break; |
9d737ecb WD |
2211 | prev_i = -F_DEPTH(fp)-1; |
2212 | F_DEPTH(fp) = j; | |
e6ffb966 | 2213 | } |
0199b05f | 2214 | } |
9c000f5e | 2215 | } |
ca947dea | 2216 | /* Dump all remaining empty dirs. */ |
e6ffb966 | 2217 | while (1) { |
332cf6df | 2218 | struct file_struct *fp = flist->sorted[prev_i]; |
9d737ecb | 2219 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2220 | break; |
9d737ecb | 2221 | prev_i = -F_DEPTH(fp)-1; |
82ad07c4 | 2222 | clear_file(fp); |
9c000f5e | 2223 | } |
f5db0993 | 2224 | |
9c000f5e | 2225 | for (i = flist->low; i <= flist->high; i++) { |
332cf6df | 2226 | if (F_IS_ACTIVE(flist->sorted[i])) |
9c000f5e WD |
2227 | break; |
2228 | } | |
2229 | flist->low = i; | |
2230 | for (i = flist->high; i >= flist->low; i--) { | |
332cf6df | 2231 | if (F_IS_ACTIVE(flist->sorted[i])) |
9c000f5e | 2232 | break; |
0199b05f | 2233 | } |
9c000f5e | 2234 | flist->high = i; |
0199b05f | 2235 | } |
cefed3e8 | 2236 | } |
0199b05f | 2237 | |
32cbfe7b | 2238 | static void output_flist(struct file_list *flist) |
cefed3e8 | 2239 | { |
f3c3ed44 | 2240 | char uidbuf[16], gidbuf[16], depthbuf[16]; |
cefed3e8 | 2241 | struct file_struct *file; |
9d737ecb | 2242 | const char *root, *dir, *slash, *name, *trail; |
32cbfe7b | 2243 | const char *who = who_am_i(); |
cefed3e8 | 2244 | int i; |
0199b05f | 2245 | |
c7e6f84f WD |
2246 | rprintf(FINFO, "[%s] flist start=%d, count=%d, low=%d, high=%d\n", |
2247 | who, flist->ndx_start, flist->count, flist->low, flist->high); | |
ebed4c3a | 2248 | for (i = 0; i < flist->count; i++) { |
cefed3e8 | 2249 | file = flist->files[i]; |
82ad07c4 WD |
2250 | if ((am_root || am_sender) && preserve_uid) { |
2251 | snprintf(uidbuf, sizeof uidbuf, " uid=%ld", | |
2252 | (long)F_UID(file)); | |
2253 | } else | |
f05f993e | 2254 | *uidbuf = '\0'; |
82ad07c4 WD |
2255 | if (preserve_gid && F_GID(file) != GID_NONE) { |
2256 | snprintf(gidbuf, sizeof gidbuf, " gid=%ld", | |
2257 | (long)F_GID(file)); | |
2258 | } else | |
f05f993e | 2259 | *gidbuf = '\0'; |
f3c3ed44 | 2260 | if (!am_sender) |
9d737ecb | 2261 | snprintf(depthbuf, sizeof depthbuf, "%d", F_DEPTH(file)); |
96293cf9 | 2262 | if (F_IS_ACTIVE(file)) { |
ef35abb2 | 2263 | root = am_sender ? NS(F_PATHNAME(file)) : depthbuf; |
96293cf9 WD |
2264 | if ((dir = file->dirname) == NULL) |
2265 | dir = slash = ""; | |
2266 | else | |
2267 | slash = "/"; | |
c58c1dc4 | 2268 | name = file->basename; |
96293cf9 WD |
2269 | trail = S_ISDIR(file->mode) ? "/" : ""; |
2270 | } else | |
9d737ecb | 2271 | root = dir = slash = name = trail = ""; |
14698a3a | 2272 | rprintf(FINFO, "[%s] i=%d %s %s%s%s%s mode=0%o len=%.0f%s%s flags=%x\n", |
9d737ecb | 2273 | who, i, root, dir, slash, name, trail, (int)file->mode, |
96293cf9 | 2274 | (double)F_LENGTH(file), uidbuf, gidbuf, file->flags); |
0199b05f | 2275 | } |
3ec4dd97 AT |
2276 | } |
2277 | ||
8824e2ce | 2278 | enum fnc_state { s_DIR, s_SLASH, s_BASE, s_TRAILING }; |
f5db0993 | 2279 | enum fnc_type { t_PATH, t_ITEM }; |
8018edd3 | 2280 | |
2f3cad89 | 2281 | /* Compare the names of two file_struct entities, similar to how strcmp() |
f5db0993 WD |
2282 | * would do if it were operating on the joined strings. |
2283 | * | |
2284 | * Some differences beginning with protocol_version 29: (1) directory names | |
2285 | * are compared with an assumed trailing slash so that they compare in a | |
2286 | * way that would cause them to sort immediately prior to any content they | |
2287 | * may have; (2) a directory of any name compares after a non-directory of | |
2288 | * any name at the same depth; (3) a directory with name "." compares prior | |
2289 | * to anything else. These changes mean that a directory and a non-dir | |
2290 | * with the same name will not compare as equal (protocol_version >= 29). | |
2291 | * | |
2292 | * The dirname component can be an empty string, but the basename component | |
2293 | * cannot (and never is in the current codebase). The basename component | |
2294 | * may be NULL (for a removed item), in which case it is considered to be | |
2295 | * after any existing item. */ | |
8018edd3 | 2296 | int f_name_cmp(struct file_struct *f1, struct file_struct *f2) |
3ec4dd97 | 2297 | { |
8018edd3 WD |
2298 | int dif; |
2299 | const uchar *c1, *c2; | |
1ef00d20 | 2300 | enum fnc_state state1, state2; |
f5db0993 WD |
2301 | enum fnc_type type1, type2; |
2302 | enum fnc_type t_path = protocol_version >= 29 ? t_PATH : t_ITEM; | |
8018edd3 | 2303 | |
96293cf9 WD |
2304 | if (!f1 || !F_IS_ACTIVE(f1)) { |
2305 | if (!f2 || !F_IS_ACTIVE(f2)) | |
8018edd3 WD |
2306 | return 0; |
2307 | return -1; | |
2308 | } | |
96293cf9 | 2309 | if (!f2 || !F_IS_ACTIVE(f2)) |
8018edd3 WD |
2310 | return 1; |
2311 | ||
14698a3a WD |
2312 | c1 = (uchar*)f1->dirname; |
2313 | c2 = (uchar*)f2->dirname; | |
2314 | if (c1 == c2) | |
2315 | c1 = c2 = NULL; | |
2316 | if (!c1) { | |
f5db0993 | 2317 | type1 = S_ISDIR(f1->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2318 | c1 = (const uchar*)f1->basename; |
f5db0993 WD |
2319 | if (type1 == t_PATH && *c1 == '.' && !c1[1]) { |
2320 | type1 = t_ITEM; | |
2321 | state1 = s_TRAILING; | |
2322 | c1 = (uchar*)""; | |
2323 | } else | |
2324 | state1 = s_BASE; | |
f5db0993 WD |
2325 | } else { |
2326 | type1 = t_path; | |
8824e2ce | 2327 | state1 = s_DIR; |
f5db0993 | 2328 | } |
14698a3a | 2329 | if (!c2) { |
f5db0993 | 2330 | type2 = S_ISDIR(f2->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2331 | c2 = (const uchar*)f2->basename; |
f5db0993 WD |
2332 | if (type2 == t_PATH && *c2 == '.' && !c2[1]) { |
2333 | type2 = t_ITEM; | |
2334 | state2 = s_TRAILING; | |
2335 | c2 = (uchar*)""; | |
2336 | } else | |
2337 | state2 = s_BASE; | |
f5db0993 WD |
2338 | } else { |
2339 | type2 = t_path; | |
8824e2ce | 2340 | state2 = s_DIR; |
f5db0993 WD |
2341 | } |
2342 | ||
2343 | if (type1 != type2) | |
2344 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 2345 | |
e4fdf1de | 2346 | do { |
f5db0993 | 2347 | if (!*c1) { |
8018edd3 | 2348 | switch (state1) { |
8824e2ce WD |
2349 | case s_DIR: |
2350 | state1 = s_SLASH; | |
e90b8ace | 2351 | c1 = (uchar*)"/"; |
8018edd3 | 2352 | break; |
8824e2ce | 2353 | case s_SLASH: |
f5db0993 | 2354 | type1 = S_ISDIR(f1->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2355 | c1 = (const uchar*)f1->basename; |
cbb5fa4f WD |
2356 | if (type1 == t_PATH && *c1 == '.' && !c1[1]) { |
2357 | type1 = t_ITEM; | |
2358 | state1 = s_TRAILING; | |
2359 | c1 = (uchar*)""; | |
2360 | } else | |
2361 | state1 = s_BASE; | |
8018edd3 | 2362 | break; |
8824e2ce WD |
2363 | case s_BASE: |
2364 | state1 = s_TRAILING; | |
f5db0993 | 2365 | if (type1 == t_PATH) { |
2f3cad89 | 2366 | c1 = (uchar*)"/"; |
f5db0993 WD |
2367 | break; |
2368 | } | |
2369 | /* FALL THROUGH */ | |
8824e2ce | 2370 | case s_TRAILING: |
f5db0993 | 2371 | type1 = t_ITEM; |
8018edd3 WD |
2372 | break; |
2373 | } | |
f5db0993 WD |
2374 | if (*c2 && type1 != type2) |
2375 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 2376 | } |
f5db0993 | 2377 | if (!*c2) { |
8018edd3 | 2378 | switch (state2) { |
8824e2ce WD |
2379 | case s_DIR: |
2380 | state2 = s_SLASH; | |
e90b8ace | 2381 | c2 = (uchar*)"/"; |
8018edd3 | 2382 | break; |
8824e2ce | 2383 | case s_SLASH: |
f5db0993 | 2384 | type2 = S_ISDIR(f2->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2385 | c2 = (const uchar*)f2->basename; |
cbb5fa4f WD |
2386 | if (type2 == t_PATH && *c2 == '.' && !c2[1]) { |
2387 | type2 = t_ITEM; | |
2388 | state2 = s_TRAILING; | |
2389 | c2 = (uchar*)""; | |
2390 | } else | |
2391 | state2 = s_BASE; | |
8018edd3 | 2392 | break; |
8824e2ce | 2393 | case s_BASE: |
8824e2ce | 2394 | state2 = s_TRAILING; |
f5db0993 | 2395 | if (type2 == t_PATH) { |
2f3cad89 | 2396 | c2 = (uchar*)"/"; |
f5db0993 WD |
2397 | break; |
2398 | } | |
2399 | /* FALL THROUGH */ | |
8824e2ce | 2400 | case s_TRAILING: |
f5db0993 WD |
2401 | if (!*c1) |
2402 | return 0; | |
2403 | type2 = t_ITEM; | |
8018edd3 WD |
2404 | break; |
2405 | } | |
f5db0993 WD |
2406 | if (type1 != type2) |
2407 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 2408 | } |
e4fdf1de | 2409 | } while ((dif = (int)*c1++ - (int)*c2++) == 0); |
8018edd3 WD |
2410 | |
2411 | return dif; | |
2412 | } | |
2413 | ||
96293cf9 WD |
2414 | char *f_name_buf(void) |
2415 | { | |
2416 | static char names[5][MAXPATHLEN]; | |
2417 | static unsigned int n; | |
2418 | ||
2419 | n = (n + 1) % (sizeof names / sizeof names[0]); | |
2420 | ||
2421 | return names[n]; | |
2422 | } | |
2423 | ||
8018edd3 | 2424 | /* Return a copy of the full filename of a flist entry, using the indicated |
5e4ff5f9 WD |
2425 | * buffer or one of 5 static buffers if fbuf is NULL. No size-checking is |
2426 | * done because we checked the size when creating the file_struct entry. | |
8018edd3 | 2427 | */ |
5e4ff5f9 | 2428 | char *f_name(struct file_struct *f, char *fbuf) |
8018edd3 | 2429 | { |
96293cf9 | 2430 | if (!f || !F_IS_ACTIVE(f)) |
ebed4c3a | 2431 | return NULL; |
3ec4dd97 | 2432 | |
96293cf9 WD |
2433 | if (!fbuf) |
2434 | fbuf = f_name_buf(); | |
5e4ff5f9 | 2435 | |
3ec4dd97 | 2436 | if (f->dirname) { |
882e6893 WD |
2437 | int len = strlen(f->dirname); |
2438 | memcpy(fbuf, f->dirname, len); | |
2439 | fbuf[len] = '/'; | |
c58c1dc4 | 2440 | strlcpy(fbuf + len + 1, f->basename, MAXPATHLEN - (len + 1)); |
8018edd3 | 2441 | } else |
c58c1dc4 | 2442 | strlcpy(fbuf, f->basename, MAXPATHLEN); |
0ee6ca98 | 2443 | |
b7736c79 | 2444 | return fbuf; |
8018edd3 | 2445 | } |
e03dfae5 | 2446 | |
32cbfe7b WD |
2447 | /* Do a non-recursive scan of the named directory, possibly ignoring all |
2448 | * exclude rules except for the daemon's. If "dlen" is >=0, it is the length | |
2449 | * of the dirname string, and also indicates that "dirname" is a MAXPATHLEN | |
2450 | * buffer (the functions we call will append names onto the end, but the old | |
2451 | * dir value will be restored on exit). */ | |
263d3bfb | 2452 | struct file_list *get_dirlist(char *dirname, int dlen, int ignore_filter_rules) |
37802f40 WD |
2453 | { |
2454 | struct file_list *dirlist; | |
2455 | char dirbuf[MAXPATHLEN]; | |
37802f40 | 2456 | int save_recurse = recurse; |
1661fe9b | 2457 | int save_xfer_dirs = xfer_dirs; |
37802f40 | 2458 | |
32cbfe7b WD |
2459 | if (dlen < 0) { |
2460 | dlen = strlcpy(dirbuf, dirname, MAXPATHLEN); | |
2461 | if (dlen >= MAXPATHLEN) | |
2462 | return NULL; | |
2463 | dirname = dirbuf; | |
2464 | } | |
37802f40 | 2465 | |
c7e6f84f | 2466 | dirlist = flist_new(FLIST_TEMP, "get_dirlist"); |
32cbfe7b | 2467 | |
37802f40 | 2468 | recurse = 0; |
1661fe9b | 2469 | xfer_dirs = 1; |
c7e6f84f | 2470 | send_directory(ignore_filter_rules ? -2 : -1, dirlist, -1, dirname, dlen, 0); |
1661fe9b | 2471 | xfer_dirs = save_xfer_dirs; |
37802f40 | 2472 | recurse = save_recurse; |
53135fe8 WD |
2473 | if (do_progress) |
2474 | flist_count_offset += dirlist->count; | |
37802f40 | 2475 | |
332cf6df | 2476 | dirlist->sorted = dirlist->files; |
564ef546 WD |
2477 | clean_flist(dirlist, 0, 0); |
2478 | ||
45478cc7 | 2479 | if (verbose > 3) |
32cbfe7b | 2480 | output_flist(dirlist); |
45478cc7 | 2481 | |
32cbfe7b | 2482 | return dirlist; |
45478cc7 | 2483 | } |