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> | |
d3d07a5e | 7 | * Copyright (C) 2002-2008 Wayne Davison |
0f78b815 WD |
8 | * |
9 | * This program is free software; you can redistribute it and/or modify | |
8e41b68e WD |
10 | * it under the terms of the GNU General Public License as published by |
11 | * the Free Software Foundation; either version 3 of the License, or | |
12 | * (at your option) any later version. | |
736a6a29 | 13 | * |
0f78b815 WD |
14 | * This program is distributed in the hope that it will be useful, |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
172875cf | 18 | * |
e7c67065 | 19 | * You should have received a copy of the GNU General Public License along |
4fd842f9 | 20 | * with this program; if not, visit the http://fsf.org website. |
0f78b815 | 21 | */ |
c627d613 AT |
22 | |
23 | #include "rsync.h" | |
1b42f628 | 24 | #include "ifuncs.h" |
a3e18c76 | 25 | #include "rounding.h" |
6d4e718f | 26 | #include "io.h" |
c627d613 AT |
27 | |
28 | extern int verbose; | |
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; |
a572e126 | 41 | extern int use_qsort; |
7e037c42 | 42 | extern int xfer_dirs; |
24d0fcde | 43 | extern int filesfrom_fd; |
c627d613 | 44 | extern int one_file_system; |
88c2190a | 45 | extern int copy_dirlinks; |
314f4591 | 46 | extern int keep_dirlinks; |
236adddc WD |
47 | extern int preserve_uid; |
48 | extern int preserve_gid; | |
1c3344a1 | 49 | extern int preserve_acls; |
16edf865 | 50 | extern int preserve_xattrs; |
c627d613 | 51 | extern int preserve_links; |
dc5ddbcc | 52 | extern int preserve_hard_links; |
c627d613 | 53 | extern int preserve_devices; |
b5c6a6ae | 54 | extern int preserve_specials; |
9b25ef35 WD |
55 | extern int uid_ndx; |
56 | extern int gid_ndx; | |
95a44066 | 57 | extern int eol_nulls; |
6574b4f7 | 58 | extern int relative_paths; |
24d0fcde | 59 | extern int implied_dirs; |
99a957d3 | 60 | extern int file_extra_cnt; |
53039410 WD |
61 | extern int ignore_perishable; |
62 | extern int non_perishable_cnt; | |
85aecef6 | 63 | extern int prune_empty_dirs; |
82306bf6 | 64 | extern int copy_links; |
b5313607 | 65 | extern int copy_unsafe_links; |
d04e9c51 | 66 | extern int protocol_version; |
cb13abfe | 67 | extern int sanitize_paths; |
9585b276 | 68 | extern int munge_symlinks; |
f7a76b9c WD |
69 | extern int need_unsorted_flist; |
70 | extern int unsort_ndx; | |
d64e6f42 | 71 | extern struct stats stats; |
95a44066 | 72 | extern char *filesfrom_host; |
c627d613 | 73 | |
e1f40891 WD |
74 | extern char curr_dir[MAXPATHLEN]; |
75 | ||
2b7e0f33 WD |
76 | extern struct chmod_mode_struct *chmod_modes; |
77 | ||
7842418b WD |
78 | extern struct filter_list_struct filter_list; |
79 | extern struct filter_list_struct server_filter_list; | |
c627d613 | 80 | |
332cf6df | 81 | #ifdef ICONV_OPTION |
2509753f | 82 | extern int filesfrom_convert; |
332cf6df WD |
83 | extern iconv_t ic_send, ic_recv; |
84 | #endif | |
85 | ||
a572e126 WD |
86 | #define PTR_SIZE (sizeof (struct file_struct *)) |
87 | ||
06c28400 | 88 | int io_error; |
7752df41 | 89 | int checksum_len; |
535737bf | 90 | dev_t filesystem_dev; /* used to implement -x */ |
82ad07c4 | 91 | |
c7e6f84f | 92 | struct file_list *cur_flist, *first_flist, *dir_flist; |
4e421735 | 93 | int send_dir_ndx = -1, send_dir_depth = -1; |
c7e6f84f WD |
94 | int flist_cnt = 0; /* how many (non-tmp) file list objects exist */ |
95 | int file_total = 0; /* total of all active items over all file-lists */ | |
96 | int flist_eof = 0; /* all the file-lists are now known */ | |
97 | ||
4e421735 WD |
98 | #define NORMAL_NAME 0 |
99 | #define SLASH_ENDING_NAME 1 | |
100 | #define DOT_NAME 2 | |
101 | ||
7e4b6b7b WD |
102 | /* Starting from protocol version 26, we always use 64-bit ino_t and dev_t |
103 | * internally, even if this platform does not allow files to have 64-bit inums. | |
104 | * The only exception is if we're on a platform with no 64-bit type at all. | |
105 | * | |
106 | * Because we use read_longint() to get these off the wire, if you transfer | |
107 | * devices or (for protocols < 30) hardlinks with dev or inum > 2**32 to a | |
108 | * machine with no 64-bit types then you will get an overflow error. | |
109 | * | |
110 | * Note that if you transfer devices from a 64-bit-devt machine (say, Solaris) | |
111 | * to a 32-bit-devt machine (say, Linux-2.2/x86) then the device numbers will | |
112 | * be truncated. But it's a kind of silly thing to do anyhow. */ | |
113 | ||
82ad07c4 WD |
114 | /* The tmp_* vars are used as a cache area by make_file() to store data |
115 | * that the sender doesn't need to remember in its file list. The data | |
116 | * will survive just long enough to be used by send_file_entry(). */ | |
117 | static dev_t tmp_rdev; | |
9d155ecd | 118 | #ifdef SUPPORT_HARD_LINKS |
9d737ecb | 119 | static int64 tmp_dev, tmp_ino; |
9d155ecd | 120 | #endif |
a0456b9c | 121 | static char tmp_sum[MAX_DIGEST_LEN]; |
06c28400 | 122 | |
a0456b9c | 123 | static char empty_sum[MAX_DIGEST_LEN]; |
c7565dad | 124 | static int flist_count_offset; /* for --delete --progress */ |
8ea07c00 | 125 | static int dir_count = 0; |
3d382777 | 126 | |
65b4e4b2 | 127 | static void flist_sort_and_clean(struct file_list *flist, int strip_root); |
32cbfe7b | 128 | static void output_flist(struct file_list *flist); |
0199b05f | 129 | |
61dec11a WD |
130 | void init_flist(void) |
131 | { | |
96293cf9 WD |
132 | if (verbose > 4) { |
133 | rprintf(FINFO, "FILE_STRUCT_LEN=%d, EXTRA_LEN=%d\n", | |
6aef83c9 | 134 | (int)FILE_STRUCT_LEN, (int)EXTRA_LEN); |
96293cf9 | 135 | } |
a0456b9c WD |
136 | checksum_len = protocol_version < 21 ? 2 |
137 | : protocol_version < 30 ? MD4_DIGEST_LEN | |
138 | : MD5_DIGEST_LEN; | |
61dec11a WD |
139 | } |
140 | ||
1bbd10fe | 141 | static int show_filelist_p(void) |
58225000 | 142 | { |
3ea6e0e7 | 143 | return verbose && xfer_dirs && !am_server && !inc_recurse; |
1bbd10fe | 144 | } |
ebed4c3a | 145 | |
1bbd10fe DD |
146 | static void start_filelist_progress(char *kind) |
147 | { | |
ea124cb3 | 148 | rprintf(FCLIENT, "%s ... ", kind); |
e5ce3bcf | 149 | if (verbose > 1 || do_progress) |
ea124cb3 | 150 | rprintf(FCLIENT, "\n"); |
1bbd10fe | 151 | rflush(FINFO); |
58225000 MP |
152 | } |
153 | ||
53135fe8 | 154 | static void emit_filelist_progress(int count) |
db719fb0 | 155 | { |
ea124cb3 | 156 | rprintf(FCLIENT, " %d files...\r", count); |
db719fb0 MP |
157 | } |
158 | ||
53135fe8 | 159 | static void maybe_emit_filelist_progress(int count) |
58225000 | 160 | { |
53135fe8 WD |
161 | if (do_progress && show_filelist_p() && (count % 100) == 0) |
162 | emit_filelist_progress(count); | |
58225000 MP |
163 | } |
164 | ||
1bbd10fe | 165 | static void finish_filelist_progress(const struct file_list *flist) |
58225000 | 166 | { |
1bbd10fe DD |
167 | if (do_progress) { |
168 | /* This overwrites the progress line */ | |
c7b562be | 169 | rprintf(FINFO, "%d file%sto consider\n", |
9decb4d2 | 170 | flist->used, flist->used == 1 ? " " : "s "); |
b7736c79 | 171 | } else |
1bbd10fe | 172 | rprintf(FINFO, "done\n"); |
58225000 MP |
173 | } |
174 | ||
86943126 MP |
175 | void show_flist_stats(void) |
176 | { | |
177 | /* Nothing yet */ | |
178 | } | |
179 | ||
cad8f6f9 WD |
180 | /* Stat either a symlink or its referent, depending on the settings of |
181 | * copy_links, copy_unsafe_links, etc. Returns -1 on error, 0 on success. | |
4e5db0ad | 182 | * |
cad8f6f9 WD |
183 | * If path is the name of a symlink, then the linkbuf buffer (which must hold |
184 | * MAXPATHLEN chars) will be set to the symlink's target string. | |
4e5db0ad | 185 | * |
cad8f6f9 WD |
186 | * The stat structure pointed to by stp will contain information about the |
187 | * link or the referent as appropriate, if they exist. */ | |
188 | static int readlink_stat(const char *path, STRUCT_STAT *stp, char *linkbuf) | |
b5313607 | 189 | { |
4f5b0756 | 190 | #ifdef SUPPORT_LINKS |
cad8f6f9 | 191 | if (link_stat(path, stp, copy_dirlinks) < 0) |
b5313607 | 192 | return -1; |
cad8f6f9 WD |
193 | if (S_ISLNK(stp->st_mode)) { |
194 | int llen = readlink(path, linkbuf, MAXPATHLEN - 1); | |
195 | if (llen < 0) | |
b5313607 | 196 | return -1; |
cad8f6f9 | 197 | linkbuf[llen] = '\0'; |
fc638474 DD |
198 | if (copy_unsafe_links && unsafe_symlink(linkbuf, path)) { |
199 | if (verbose > 1) { | |
dbda5fbf | 200 | rprintf(FINFO,"copying unsafe symlink \"%s\" -> \"%s\"\n", |
0ee6ca98 | 201 | path, linkbuf); |
fc638474 | 202 | } |
9439c0cb | 203 | return x_stat(path, stp, NULL); |
b5313607 | 204 | } |
9585b276 WD |
205 | if (munge_symlinks && am_sender && llen > SYMLINK_PREFIX_LEN |
206 | && strncmp(linkbuf, SYMLINK_PREFIX, SYMLINK_PREFIX_LEN) == 0) { | |
207 | memmove(linkbuf, linkbuf + SYMLINK_PREFIX_LEN, | |
208 | llen - SYMLINK_PREFIX_LEN + 1); | |
209 | } | |
b5313607 DD |
210 | } |
211 | return 0; | |
212 | #else | |
9439c0cb | 213 | return x_stat(path, stp, NULL); |
b5313607 DD |
214 | #endif |
215 | } | |
216 | ||
cad8f6f9 | 217 | int link_stat(const char *path, STRUCT_STAT *stp, int follow_dirlinks) |
82306bf6 | 218 | { |
4f5b0756 | 219 | #ifdef SUPPORT_LINKS |
b7736c79 | 220 | if (copy_links) |
9439c0cb WD |
221 | return x_stat(path, stp, NULL); |
222 | if (x_lstat(path, stp, NULL) < 0) | |
314f4591 | 223 | return -1; |
cad8f6f9 | 224 | if (follow_dirlinks && S_ISLNK(stp->st_mode)) { |
314f4591 | 225 | STRUCT_STAT st; |
9439c0cb | 226 | if (x_stat(path, &st, NULL) == 0 && S_ISDIR(st.st_mode)) |
cad8f6f9 | 227 | *stp = st; |
314f4591 WD |
228 | } |
229 | return 0; | |
82306bf6 | 230 | #else |
9439c0cb | 231 | return x_stat(path, stp, NULL); |
82306bf6 AT |
232 | #endif |
233 | } | |
234 | ||
7842418b | 235 | /* This function is used to check if a file should be included/excluded |
429f9828 | 236 | * from the list of files based on its name and type etc. The value of |
7842418b WD |
237 | * filter_level is set to either SERVER_FILTERS or ALL_FILTERS. */ |
238 | static int is_excluded(char *fname, int is_dir, int filter_level) | |
c627d613 | 239 | { |
7d687932 | 240 | #if 0 /* This currently never happens, so avoid a useless compare. */ |
7842418b | 241 | if (filter_level == NO_FILTERS) |
429f9828 WD |
242 | return 0; |
243 | #endif | |
6931c138 | 244 | if (fname) { |
429f9828 | 245 | /* never exclude '.', even if somebody does --exclude '*' */ |
6931c138 WD |
246 | if (fname[0] == '.' && !fname[1]) |
247 | return 0; | |
248 | /* Handle the -R version of the '.' dir. */ | |
249 | if (fname[0] == '/') { | |
250 | int len = strlen(fname); | |
251 | if (fname[len-1] == '.' && fname[len-2] == '/') | |
252 | return 0; | |
253 | } | |
76e26e10 | 254 | } |
7842418b WD |
255 | if (server_filter_list.head |
256 | && check_filter(&server_filter_list, fname, is_dir) < 0) | |
429f9828 | 257 | return 1; |
7842418b | 258 | if (filter_level != ALL_FILTERS) |
429f9828 | 259 | return 0; |
7842418b WD |
260 | if (filter_list.head |
261 | && check_filter(&filter_list, fname, is_dir) < 0) | |
76e26e10 | 262 | return 1; |
76e26e10 | 263 | return 0; |
c627d613 AT |
264 | } |
265 | ||
a6e7b978 | 266 | static void send_directory(int f, struct file_list *flist, |
c7e6f84f | 267 | char *fbuf, int len, int flags); |
c627d613 | 268 | |
ef35abb2 WD |
269 | static const char *pathname, *orig_dir; |
270 | static int pathname_len; | |
c627d613 | 271 | |
3ec4dd97 | 272 | |
9decb4d2 | 273 | /* Make sure flist can hold at least flist->used + extra entries. */ |
8ea07c00 | 274 | static void flist_expand(struct file_list *flist, int extra) |
d9d6bc52 | 275 | { |
0501f363 | 276 | struct file_struct **new_ptr; |
2e7d1994 | 277 | |
9decb4d2 | 278 | if (flist->used + extra <= flist->malloced) |
a85906c7 | 279 | return; |
dbda5fbf | 280 | |
a85906c7 S |
281 | if (flist->malloced < FLIST_START) |
282 | flist->malloced = FLIST_START; | |
283 | else if (flist->malloced >= FLIST_LINEAR) | |
284 | flist->malloced += FLIST_LINEAR; | |
285 | else | |
286 | flist->malloced *= 2; | |
287 | ||
a6e7b978 WD |
288 | /* In case count jumped or we are starting the list |
289 | * with a known size just set it. */ | |
9decb4d2 WD |
290 | if (flist->malloced < flist->used + extra) |
291 | flist->malloced = flist->used + extra; | |
a6e7b978 | 292 | |
0501f363 WD |
293 | new_ptr = realloc_array(flist->files, struct file_struct *, |
294 | flist->malloced); | |
2e7d1994 | 295 | |
8c483820 | 296 | if (verbose >= 2 && flist->malloced != FLIST_START) { |
83f53948 | 297 | rprintf(FCLIENT, "[%s] expand file_list pointer array to %.0f bytes, did%s move\n", |
a85906c7 | 298 | who_am_i(), |
a4a7e64c | 299 | (double)sizeof flist->files[0] * flist->malloced, |
a85906c7 | 300 | (new_ptr == flist->files) ? " not" : ""); |
d9d6bc52 | 301 | } |
a85906c7 | 302 | |
0501f363 | 303 | flist->files = new_ptr; |
a85906c7 S |
304 | |
305 | if (!flist->files) | |
306 | out_of_memory("flist_expand"); | |
d9d6bc52 MP |
307 | } |
308 | ||
abdcb21a WD |
309 | static void flist_done_allocating(struct file_list *flist) |
310 | { | |
311 | void *ptr = pool_boundary(flist->file_pool, 8*1024); | |
312 | if (flist->pool_boundary == ptr) | |
313 | flist->pool_boundary = NULL; /* list didn't use any pool memory */ | |
314 | else | |
315 | flist->pool_boundary = ptr; | |
316 | } | |
317 | ||
ef35abb2 | 318 | int push_pathname(const char *dir, int len) |
c7e6f84f | 319 | { |
ef35abb2 | 320 | if (dir == pathname) |
c7e6f84f WD |
321 | return 1; |
322 | ||
323 | if (!orig_dir) | |
324 | orig_dir = strdup(curr_dir); | |
325 | ||
ef35abb2 | 326 | if (pathname && !pop_dir(orig_dir)) { |
c7e6f84f WD |
327 | rsyserr(FERROR, errno, "pop_dir %s failed", |
328 | full_fname(orig_dir)); | |
329 | exit_cleanup(RERR_FILESELECT); | |
330 | } | |
331 | ||
332 | if (dir && !push_dir(dir, 0)) { | |
333 | io_error |= IOERR_GENERAL; | |
63d83e94 WD |
334 | rsyserr(FERROR, errno, "push_dir %s failed in %s", |
335 | full_fname(dir), curr_dir); | |
c7e6f84f WD |
336 | return 0; |
337 | } | |
338 | ||
ef35abb2 WD |
339 | pathname = dir; |
340 | pathname_len = len >= 0 ? len : dir ? (int)strlen(dir) : 0; | |
c7e6f84f WD |
341 | |
342 | return 1; | |
343 | } | |
344 | ||
d4d6646a | 345 | static void send_file_entry(int f, struct file_struct *file, int ndx, int first_ndx) |
c627d613 | 346 | { |
5911fee5 WD |
347 | static time_t modtime; |
348 | static mode_t mode; | |
c126e66e | 349 | #ifdef SUPPORT_HARD_LINKS |
1490812a | 350 | static int64 dev; |
c126e66e | 351 | #endif |
4124540d | 352 | static dev_t rdev; |
9c5e91f8 | 353 | static uint32 rdev_major; |
5911fee5 WD |
354 | static uid_t uid; |
355 | static gid_t gid; | |
c78cb8f3 | 356 | static const char *user_name, *group_name; |
5911fee5 | 357 | static char lastname[MAXPATHLEN]; |
f376e674 | 358 | char fname[MAXPATHLEN]; |
8cae71eb | 359 | int first_hlink_ndx = -1; |
ebed4c3a | 360 | int l1, l2; |
61cb031c | 361 | int xflags; |
72914a60 | 362 | |
332cf6df WD |
363 | #ifdef ICONV_OPTION |
364 | if (ic_send != (iconv_t)-1) { | |
2509753f WD |
365 | xbuf outbuf, inbuf; |
366 | ||
367 | INIT_CONST_XBUF(outbuf, fname); | |
368 | ||
369 | if (file->dirname) { | |
370 | INIT_XBUF_STRLEN(inbuf, (char*)file->dirname); | |
371 | outbuf.size -= 2; /* Reserve room for '/' & 1 more char. */ | |
372 | if (iconvbufs(ic_send, &inbuf, &outbuf, 0) < 0) | |
373 | goto convert_error; | |
374 | outbuf.size += 2; | |
375 | outbuf.buf[outbuf.len++] = '/'; | |
332cf6df WD |
376 | } |
377 | ||
2509753f WD |
378 | INIT_XBUF_STRLEN(inbuf, (char*)file->basename); |
379 | if (iconvbufs(ic_send, &inbuf, &outbuf, 0) < 0) { | |
332cf6df WD |
380 | convert_error: |
381 | io_error |= IOERR_GENERAL; | |
382 | rprintf(FINFO, | |
383 | "[%s] cannot convert filename: %s (%s)\n", | |
384 | who_am_i(), f_name(file, fname), strerror(errno)); | |
385 | return; | |
386 | } | |
2509753f | 387 | outbuf.buf[outbuf.len] = '\0'; |
332cf6df WD |
388 | } else |
389 | #endif | |
390 | f_name(file, fname); | |
72914a60 | 391 | |
3f309272 WD |
392 | /* Initialize starting value of xflags. */ |
393 | if (protocol_version >= 30 && S_ISDIR(file->mode)) { | |
eb7715c1 | 394 | dir_count++; |
3f309272 WD |
395 | if (file->flags & FLAG_CONTENT_DIR) |
396 | xflags = file->flags & FLAG_TOP_DIR; | |
397 | else if (file->flags & FLAG_IMPLIED_DIR) | |
398 | xflags = XMIT_TOP_DIR | XMIT_NO_CONTENT_DIR; | |
399 | else | |
400 | xflags = XMIT_NO_CONTENT_DIR; | |
401 | } else | |
402 | xflags = file->flags & FLAG_TOP_DIR; /* FLAG_TOP_DIR == XMIT_TOP_DIR */ | |
72914a60 | 403 | |
30f337c9 | 404 | if (file->mode == mode) |
61cb031c | 405 | xflags |= XMIT_SAME_MODE; |
1ef00d20 | 406 | else |
30f337c9 | 407 | mode = file->mode; |
75f162e4 | 408 | |
b5c6a6ae WD |
409 | if ((preserve_devices && IS_DEVICE(mode)) |
410 | || (preserve_specials && IS_SPECIAL(mode))) { | |
75bc8600 | 411 | if (protocol_version < 28) { |
82ad07c4 | 412 | if (tmp_rdev == rdev) |
61cb031c | 413 | xflags |= XMIT_SAME_RDEV_pre28; |
b5c6a6ae | 414 | else |
82ad07c4 | 415 | rdev = tmp_rdev; |
b5c6a6ae | 416 | } else { |
82ad07c4 | 417 | rdev = tmp_rdev; |
9c5e91f8 | 418 | if ((uint32)major(rdev) == rdev_major) |
61cb031c | 419 | xflags |= XMIT_SAME_RDEV_MAJOR; |
84a3efa0 | 420 | else |
9c5e91f8 | 421 | rdev_major = major(rdev); |
18438f0b | 422 | if (protocol_version < 30 && (uint32)minor(rdev) <= 0xFFu) |
61cb031c | 423 | xflags |= XMIT_RDEV_MINOR_8_pre30; |
75bc8600 | 424 | } |
b5c6a6ae | 425 | } else if (protocol_version < 28) |
b4a09b72 | 426 | rdev = MAKEDEV(0, 0); |
236adddc | 427 | if (preserve_uid) { |
858d45f1 | 428 | if ((uid_t)F_OWNER(file) == uid && *lastname) |
61cb031c | 429 | xflags |= XMIT_SAME_UID; |
c7e6f84f | 430 | else { |
1564cd5a | 431 | uid = F_OWNER(file); |
236adddc | 432 | if (!numeric_ids) { |
c7e6f84f | 433 | user_name = add_uid(uid); |
3ea6e0e7 | 434 | if (inc_recurse && user_name) |
61cb031c | 435 | xflags |= XMIT_USER_NAME_FOLLOWS; |
c7e6f84f WD |
436 | } |
437 | } | |
82ad07c4 | 438 | } |
236adddc | 439 | if (preserve_gid) { |
858d45f1 | 440 | if ((gid_t)F_GROUP(file) == gid && *lastname) |
61cb031c | 441 | xflags |= XMIT_SAME_GID; |
c7e6f84f | 442 | else { |
1564cd5a | 443 | gid = F_GROUP(file); |
236adddc | 444 | if (!numeric_ids) { |
c7e6f84f | 445 | group_name = add_gid(gid); |
3ea6e0e7 | 446 | if (inc_recurse && group_name) |
61cb031c | 447 | xflags |= XMIT_GROUP_NAME_FOLLOWS; |
c7e6f84f WD |
448 | } |
449 | } | |
82ad07c4 | 450 | } |
30f337c9 | 451 | if (file->modtime == modtime) |
61cb031c | 452 | xflags |= XMIT_SAME_TIME; |
1ef00d20 | 453 | else |
30f337c9 | 454 | modtime = file->modtime; |
a289addd | 455 | |
4f5b0756 | 456 | #ifdef SUPPORT_HARD_LINKS |
9d737ecb | 457 | if (tmp_dev != 0) { |
8cae71eb | 458 | if (protocol_version >= 30) { |
9863bdbc | 459 | struct ht_int64_node *np = idev_find(tmp_dev, tmp_ino); |
424d3691 | 460 | first_hlink_ndx = (int32)(long)np->data - 1; |
8cae71eb | 461 | if (first_hlink_ndx < 0) { |
65b4e4b2 | 462 | np->data = (void*)(long)(first_ndx + ndx + 1); |
61cb031c | 463 | xflags |= XMIT_HLINK_FIRST; |
8cae71eb | 464 | } |
61cb031c | 465 | xflags |= XMIT_HLINKED; |
8cae71eb | 466 | } else { |
9d737ecb | 467 | if (tmp_dev == dev) { |
8cae71eb | 468 | if (protocol_version >= 28) |
61cb031c | 469 | xflags |= XMIT_SAME_DEV_pre30; |
8cae71eb | 470 | } else |
9d737ecb | 471 | dev = tmp_dev; |
61cb031c | 472 | xflags |= XMIT_HLINKED; |
8cae71eb | 473 | } |
c4b4df4f | 474 | } |
0d162bd1 | 475 | #endif |
ebed4c3a MP |
476 | |
477 | for (l1 = 0; | |
3e491682 S |
478 | lastname[l1] && (fname[l1] == lastname[l1]) && (l1 < 255); |
479 | l1++) {} | |
eddd5d12 | 480 | l2 = strlen(fname+l1); |
72914a60 | 481 | |
ebed4c3a | 482 | if (l1 > 0) |
61cb031c | 483 | xflags |= XMIT_SAME_NAME; |
ebed4c3a | 484 | if (l2 > 255) |
61cb031c | 485 | xflags |= XMIT_LONG_NAME; |
72914a60 | 486 | |
1aa4caf3 WD |
487 | /* We must make sure we don't send a zero flag byte or the |
488 | * other end will terminate the flist transfer. Note that | |
ee3751c8 | 489 | * the use of XMIT_TOP_DIR on a non-dir has no meaning, so |
1aa4caf3 | 490 | * it's harmless way to add a bit to the first flag byte. */ |
75bc8600 | 491 | if (protocol_version >= 28) { |
61cb031c WD |
492 | if (!xflags && !S_ISDIR(mode)) |
493 | xflags |= XMIT_TOP_DIR; | |
494 | if ((xflags & 0xFF00) || !xflags) { | |
495 | xflags |= XMIT_EXTENDED_FLAGS; | |
496 | write_shortint(f, xflags); | |
75bc8600 | 497 | } else |
61cb031c | 498 | write_byte(f, xflags); |
75bc8600 | 499 | } else { |
61cb031c WD |
500 | if (!(xflags & 0xFF)) |
501 | xflags |= S_ISDIR(mode) ? XMIT_LONG_NAME : XMIT_TOP_DIR; | |
502 | write_byte(f, xflags); | |
75bc8600 | 503 | } |
61cb031c | 504 | if (xflags & XMIT_SAME_NAME) |
ebed4c3a | 505 | write_byte(f, l1); |
61cb031c | 506 | if (xflags & XMIT_LONG_NAME) |
f31514ad | 507 | write_varint30(f, l2); |
72914a60 | 508 | else |
ebed4c3a MP |
509 | write_byte(f, l2); |
510 | write_buf(f, fname + l1, l2); | |
72914a60 | 511 | |
8cae71eb | 512 | if (first_hlink_ndx >= 0) { |
9863bdbc | 513 | write_varint(f, first_hlink_ndx); |
d4d6646a WD |
514 | if (first_hlink_ndx >= first_ndx) |
515 | goto the_end; | |
8cae71eb WD |
516 | } |
517 | ||
ba59bd68 | 518 | write_varlong30(f, F_LENGTH(file), 3); |
61cb031c | 519 | if (!(xflags & XMIT_SAME_TIME)) { |
ba59bd68 WD |
520 | if (protocol_version >= 30) |
521 | write_varlong(f, modtime, 4); | |
522 | else | |
523 | write_int(f, modtime); | |
524 | } | |
61cb031c | 525 | if (!(xflags & XMIT_SAME_MODE)) |
30f337c9 | 526 | write_int(f, to_wire_mode(mode)); |
236adddc | 527 | if (preserve_uid && !(xflags & XMIT_SAME_UID)) { |
18438f0b WD |
528 | if (protocol_version < 30) |
529 | write_int(f, uid); | |
530 | else { | |
f31514ad | 531 | write_varint(f, uid); |
61cb031c | 532 | if (xflags & XMIT_USER_NAME_FOLLOWS) { |
18438f0b WD |
533 | int len = strlen(user_name); |
534 | write_byte(f, len); | |
535 | write_buf(f, user_name, len); | |
536 | } | |
c7e6f84f | 537 | } |
72914a60 | 538 | } |
236adddc | 539 | if (preserve_gid && !(xflags & XMIT_SAME_GID)) { |
18438f0b WD |
540 | if (protocol_version < 30) |
541 | write_int(f, gid); | |
542 | else { | |
f31514ad | 543 | write_varint(f, gid); |
61cb031c | 544 | if (xflags & XMIT_GROUP_NAME_FOLLOWS) { |
18438f0b WD |
545 | int len = strlen(group_name); |
546 | write_byte(f, len); | |
547 | write_buf(f, group_name, len); | |
548 | } | |
c7e6f84f | 549 | } |
72914a60 | 550 | } |
b5c6a6ae WD |
551 | if ((preserve_devices && IS_DEVICE(mode)) |
552 | || (preserve_specials && IS_SPECIAL(mode))) { | |
9c5e91f8 | 553 | if (protocol_version < 28) { |
61cb031c | 554 | if (!(xflags & XMIT_SAME_RDEV_pre28)) |
9c5e91f8 WD |
555 | write_int(f, (int)rdev); |
556 | } else { | |
61cb031c | 557 | if (!(xflags & XMIT_SAME_RDEV_MAJOR)) |
f31514ad | 558 | write_varint30(f, major(rdev)); |
18438f0b | 559 | if (protocol_version >= 30) |
f31514ad | 560 | write_varint(f, minor(rdev)); |
61cb031c | 561 | else if (xflags & XMIT_RDEV_MINOR_8_pre30) |
9c5e91f8 WD |
562 | write_byte(f, minor(rdev)); |
563 | else | |
564 | write_int(f, minor(rdev)); | |
565 | } | |
75bc8600 | 566 | } |
c627d613 | 567 | |
4f5b0756 | 568 | #ifdef SUPPORT_LINKS |
30f337c9 | 569 | if (preserve_links && S_ISLNK(mode)) { |
82ad07c4 WD |
570 | const char *sl = F_SYMLINK(file); |
571 | int len = strlen(sl); | |
f31514ad | 572 | write_varint30(f, len); |
82ad07c4 | 573 | write_buf(f, sl, len); |
72914a60 | 574 | } |
c627d613 AT |
575 | #endif |
576 | ||
4f5b0756 | 577 | #ifdef SUPPORT_HARD_LINKS |
9d737ecb | 578 | if (tmp_dev != 0 && protocol_version < 30) { |
4124540d | 579 | if (protocol_version < 26) { |
736a6a29 | 580 | /* 32-bit dev_t and ino_t */ |
26404276 | 581 | write_int(f, (int32)dev); |
9d737ecb | 582 | write_int(f, (int32)tmp_ino); |
736a6a29 MP |
583 | } else { |
584 | /* 64-bit dev_t and ino_t */ | |
61cb031c | 585 | if (!(xflags & XMIT_SAME_DEV_pre30)) |
4124540d | 586 | write_longint(f, dev); |
9d737ecb | 587 | write_longint(f, tmp_ino); |
736a6a29 | 588 | } |
72914a60 | 589 | } |
dc5ddbcc AT |
590 | #endif |
591 | ||
9a4a237e | 592 | if (always_checksum && (S_ISREG(mode) || protocol_version < 28)) { |
4a19c3b2 | 593 | const char *sum; |
728d0922 | 594 | if (S_ISREG(mode)) |
82ad07c4 | 595 | sum = tmp_sum; |
9a4a237e | 596 | else { |
728d0922 WD |
597 | /* Prior to 28, we sent a useless set of nulls. */ |
598 | sum = empty_sum; | |
728d0922 | 599 | } |
7752df41 | 600 | write_buf(f, sum, checksum_len); |
ebed4c3a | 601 | } |
182dca5c | 602 | |
8cae71eb | 603 | the_end: |
ebed4c3a | 604 | strlcpy(lastname, fname, MAXPATHLEN); |
ca947dea WD |
605 | |
606 | if (S_ISREG(mode) || S_ISLNK(mode)) | |
607 | stats.total_size += F_LENGTH(file); | |
182dca5c AT |
608 | } |
609 | ||
82ad07c4 | 610 | static struct file_struct *recv_file_entry(struct file_list *flist, |
1564cd5a | 611 | int xflags, int f) |
182dca5c | 612 | { |
f14b3ef4 | 613 | static int64 modtime; |
5911fee5 | 614 | static mode_t mode; |
c126e66e | 615 | #ifdef SUPPORT_HARD_LINKS |
1490812a | 616 | static int64 dev; |
c126e66e | 617 | #endif |
4124540d | 618 | static dev_t rdev; |
9c5e91f8 | 619 | static uint32 rdev_major; |
5911fee5 WD |
620 | static uid_t uid; |
621 | static gid_t gid; | |
cf1b4969 | 622 | static uint16 gid_flags; |
a289addd | 623 | static char lastname[MAXPATHLEN], *lastdir; |
33ffd7c3 | 624 | static int lastdir_depth, lastdir_len = -1; |
42f23f47 | 625 | static unsigned int del_hier_name_len = 0; |
649f8742 | 626 | static int in_del_hier = 0; |
72914a60 | 627 | char thisname[MAXPATHLEN]; |
ebed4c3a | 628 | unsigned int l1 = 0, l2 = 0; |
c7e6f84f | 629 | int alloc_len, basename_len, linkname_len; |
99a957d3 | 630 | int extra_len = file_extra_cnt * EXTRA_LEN; |
8cae71eb | 631 | int first_hlink_ndx = -1; |
a289addd | 632 | OFF_T file_length; |
c7e6f84f | 633 | const char *basename; |
72914a60 | 634 | struct file_struct *file; |
ef35abb2 WD |
635 | alloc_pool_t *pool; |
636 | char *bp; | |
72914a60 | 637 | |
1564cd5a | 638 | if (xflags & XMIT_SAME_NAME) |
72914a60 | 639 | l1 = read_byte(f); |
ebed4c3a | 640 | |
1564cd5a | 641 | if (xflags & XMIT_LONG_NAME) |
f31514ad | 642 | l2 = read_varint30(f); |
72914a60 AT |
643 | else |
644 | l2 = read_byte(f); | |
645 | ||
ebed4c3a MP |
646 | if (l2 >= MAXPATHLEN - l1) { |
647 | rprintf(FERROR, | |
1564cd5a WD |
648 | "overflow: xflags=0x%x l1=%d l2=%d lastname=%s [%s]\n", |
649 | xflags, l1, l2, lastname, who_am_i()); | |
82ad07c4 | 650 | overflow_exit("recv_file_entry"); |
d0fd26aa | 651 | } |
72914a60 | 652 | |
ebed4c3a MP |
653 | strlcpy(thisname, lastname, l1 + 1); |
654 | read_sbuf(f, &thisname[l1], l2); | |
655 | thisname[l1 + l2] = 0; | |
72914a60 | 656 | |
332cf6df WD |
657 | /* Abuse basename_len for a moment... */ |
658 | basename_len = strlcpy(lastname, thisname, MAXPATHLEN); | |
659 | ||
660 | #ifdef ICONV_OPTION | |
661 | if (ic_recv != (iconv_t)-1) { | |
2509753f | 662 | xbuf outbuf, inbuf; |
332cf6df | 663 | |
2509753f WD |
664 | INIT_CONST_XBUF(outbuf, thisname); |
665 | INIT_XBUF(inbuf, lastname, basename_len, -1); | |
332cf6df | 666 | |
2509753f | 667 | if (iconvbufs(ic_recv, &inbuf, &outbuf, 0) < 0) { |
332cf6df WD |
668 | io_error |= IOERR_GENERAL; |
669 | rprintf(FINFO, | |
670 | "[%s] cannot convert filename: %s (%s)\n", | |
671 | who_am_i(), lastname, strerror(errno)); | |
2509753f | 672 | outbuf.len = 0; |
332cf6df | 673 | } |
2509753f | 674 | outbuf.buf[outbuf.len] = '\0'; |
332cf6df WD |
675 | } |
676 | #endif | |
72914a60 | 677 | |
58b1999e | 678 | clean_fname(thisname, 0); |
72914a60 | 679 | |
0d162bd1 | 680 | if (sanitize_paths) |
29bca53f | 681 | sanitize_path(thisname, thisname, "", 0); |
cb13abfe | 682 | |
a289addd | 683 | if ((basename = strrchr(thisname, '/')) != NULL) { |
c7e6f84f WD |
684 | int len = basename++ - thisname; |
685 | if (len != lastdir_len || memcmp(thisname, lastdir, len) != 0) { | |
686 | lastdir = new_array(char, len + 1); | |
687 | memcpy(lastdir, thisname, len); | |
688 | lastdir[len] = '\0'; | |
689 | lastdir_len = len; | |
690 | lastdir_depth = count_dir_elements(lastdir); | |
691 | } | |
692 | } else | |
a289addd | 693 | basename = thisname; |
a289addd | 694 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
72914a60 | 695 | |
8cae71eb WD |
696 | #ifdef SUPPORT_HARD_LINKS |
697 | if (protocol_version >= 30 | |
1564cd5a | 698 | && BITS_SETnUNSET(xflags, XMIT_HLINKED, XMIT_HLINK_FIRST)) { |
9863bdbc | 699 | first_hlink_ndx = read_varint(f); |
d4d6646a | 700 | if (first_hlink_ndx < 0 || first_hlink_ndx >= flist->ndx_start + flist->used) { |
8cae71eb WD |
701 | rprintf(FERROR, |
702 | "hard-link reference out of range: %d (%d)\n", | |
d4d6646a | 703 | first_hlink_ndx, flist->ndx_start + flist->used); |
8cae71eb WD |
704 | exit_cleanup(RERR_PROTOCOL); |
705 | } | |
d4d6646a WD |
706 | if (first_hlink_ndx >= flist->ndx_start) { |
707 | struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start]; | |
708 | file_length = F_LENGTH(first); | |
709 | modtime = first->modtime; | |
710 | mode = first->mode; | |
236adddc | 711 | if (preserve_uid) |
d4d6646a | 712 | uid = F_OWNER(first); |
236adddc | 713 | if (preserve_gid) |
d4d6646a WD |
714 | gid = F_GROUP(first); |
715 | if ((preserve_devices && IS_DEVICE(mode)) | |
716 | || (preserve_specials && IS_SPECIAL(mode))) { | |
717 | uint32 *devp = F_RDEV_P(first); | |
718 | rdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp)); | |
719 | extra_len += DEV_EXTRA_CNT * EXTRA_LEN; | |
720 | } | |
721 | if (preserve_links && S_ISLNK(mode)) | |
722 | linkname_len = strlen(F_SYMLINK(first)) + 1; | |
723 | else | |
724 | linkname_len = 0; | |
725 | goto create_object; | |
8cae71eb | 726 | } |
8cae71eb WD |
727 | } |
728 | #endif | |
729 | ||
ba59bd68 | 730 | file_length = read_varlong30(f, 3); |
1564cd5a | 731 | if (!(xflags & XMIT_SAME_TIME)) { |
f14b3ef4 WD |
732 | if (protocol_version >= 30) { |
733 | modtime = read_varlong(f, 4); | |
734 | #if SIZEOF_TIME_T < SIZEOF_INT64 | |
b58f5e17 | 735 | if (!am_generator && (int64)(time_t)modtime != modtime) { |
3f0211b6 | 736 | rprintf(FERROR_XFER, |
f14b3ef4 WD |
737 | "Time value of %s truncated on receiver.\n", |
738 | lastname); | |
739 | } | |
740 | #endif | |
741 | } else | |
742 | modtime = read_int(f); | |
ba59bd68 | 743 | } |
1564cd5a | 744 | if (!(xflags & XMIT_SAME_MODE)) |
30f337c9 | 745 | mode = from_wire_mode(read_int(f)); |
1ef00d20 | 746 | |
ebec5eb6 | 747 | if (chmod_modes && !S_ISLNK(mode)) |
8bbe41b5 WD |
748 | mode = tweak_mode(mode, chmod_modes); |
749 | ||
236adddc | 750 | if (preserve_uid && !(xflags & XMIT_SAME_UID)) { |
18438f0b WD |
751 | if (protocol_version < 30) |
752 | uid = (uid_t)read_int(f); | |
753 | else { | |
f31514ad | 754 | uid = (uid_t)read_varint(f); |
1564cd5a | 755 | if (xflags & XMIT_USER_NAME_FOLLOWS) |
18438f0b WD |
756 | uid = recv_user_name(f, uid); |
757 | else if (inc_recurse && am_root && !numeric_ids) | |
758 | uid = match_uid(uid); | |
759 | } | |
c7e6f84f | 760 | } |
236adddc | 761 | if (preserve_gid && !(xflags & XMIT_SAME_GID)) { |
18438f0b WD |
762 | if (protocol_version < 30) |
763 | gid = (gid_t)read_int(f); | |
764 | else { | |
f31514ad | 765 | gid = (gid_t)read_varint(f); |
cf1b4969 | 766 | gid_flags = 0; |
1564cd5a | 767 | if (xflags & XMIT_GROUP_NAME_FOLLOWS) |
cf1b4969 | 768 | gid = recv_group_name(f, gid, &gid_flags); |
18438f0b | 769 | else if (inc_recurse && (!am_root || !numeric_ids)) |
cf1b4969 | 770 | gid = match_gid(gid, &gid_flags); |
18438f0b | 771 | } |
c7e6f84f | 772 | } |
a289addd | 773 | |
b5c6a6ae WD |
774 | if ((preserve_devices && IS_DEVICE(mode)) |
775 | || (preserve_specials && IS_SPECIAL(mode))) { | |
75bc8600 | 776 | if (protocol_version < 28) { |
1564cd5a | 777 | if (!(xflags & XMIT_SAME_RDEV_pre28)) |
b5c6a6ae WD |
778 | rdev = (dev_t)read_int(f); |
779 | } else { | |
9c5e91f8 | 780 | uint32 rdev_minor; |
1564cd5a | 781 | if (!(xflags & XMIT_SAME_RDEV_MAJOR)) |
f31514ad | 782 | rdev_major = read_varint30(f); |
18438f0b | 783 | if (protocol_version >= 30) |
f31514ad | 784 | rdev_minor = read_varint(f); |
1564cd5a | 785 | else if (xflags & XMIT_RDEV_MINOR_8_pre30) |
9c5e91f8 WD |
786 | rdev_minor = read_byte(f); |
787 | else | |
788 | rdev_minor = read_int(f); | |
b4a09b72 | 789 | rdev = MAKEDEV(rdev_major, rdev_minor); |
1ef00d20 | 790 | } |
83d5e900 | 791 | extra_len += DEV_EXTRA_CNT * EXTRA_LEN; |
96293cf9 | 792 | file_length = 0; |
b5c6a6ae | 793 | } else if (protocol_version < 28) |
b4a09b72 | 794 | rdev = MAKEDEV(0, 0); |
72914a60 | 795 | |
4f5b0756 | 796 | #ifdef SUPPORT_LINKS |
30f337c9 | 797 | if (preserve_links && S_ISLNK(mode)) { |
f31514ad | 798 | linkname_len = read_varint30(f) + 1; /* count the '\0' */ |
a289addd WD |
799 | if (linkname_len <= 0 || linkname_len > MAXPATHLEN) { |
800 | rprintf(FERROR, "overflow: linkname_len=%d\n", | |
801 | linkname_len - 1); | |
82ad07c4 | 802 | overflow_exit("recv_file_entry"); |
9dd891bb | 803 | } |
9585b276 WD |
804 | if (munge_symlinks) |
805 | linkname_len += SYMLINK_PREFIX_LEN; | |
72914a60 | 806 | } |
a289addd | 807 | else |
0d162bd1 | 808 | #endif |
a289addd | 809 | linkname_len = 0; |
0d162bd1 | 810 | |
82ad07c4 | 811 | #ifdef SUPPORT_HARD_LINKS |
8cae71eb | 812 | create_object: |
4785cd43 WD |
813 | if (preserve_hard_links) { |
814 | if (protocol_version < 28 && S_ISREG(mode)) | |
1564cd5a | 815 | xflags |= XMIT_HLINKED; |
cf1b4969 | 816 | if (xflags & XMIT_HLINKED) |
d4d6646a | 817 | extra_len += (inc_recurse+1) * EXTRA_LEN; |
82ad07c4 WD |
818 | } |
819 | #endif | |
820 | ||
1c3344a1 WD |
821 | #ifdef SUPPORT_ACLS |
822 | /* We need one or two index int32s when we're preserving ACLs. */ | |
823 | if (preserve_acls) | |
824 | extra_len += (S_ISDIR(mode) ? 2 : 1) * EXTRA_LEN; | |
825 | #endif | |
826 | ||
96293cf9 WD |
827 | if (always_checksum && S_ISREG(mode)) |
828 | extra_len += SUM_EXTRA_CNT * EXTRA_LEN; | |
a289addd | 829 | |
96293cf9 WD |
830 | if (file_length > 0xFFFFFFFFu && S_ISREG(mode)) |
831 | extra_len += EXTRA_LEN; | |
832 | ||
3ea6e0e7 | 833 | if (inc_recurse && S_ISDIR(mode)) { |
c7e6f84f WD |
834 | if (one_file_system) { |
835 | /* Room to save the dir's device for -x */ | |
83d5e900 | 836 | extra_len += DEV_EXTRA_CNT * EXTRA_LEN; |
c7e6f84f | 837 | } |
ef35abb2 WD |
838 | pool = dir_flist->file_pool; |
839 | } else | |
840 | pool = flist->file_pool; | |
c7e6f84f | 841 | |
b58f5e17 WD |
842 | #if EXTRA_ROUNDING > 0 |
843 | if (extra_len & (EXTRA_ROUNDING * EXTRA_LEN)) | |
844 | extra_len = (extra_len | (EXTRA_ROUNDING * EXTRA_LEN)) + EXTRA_LEN; | |
845 | #endif | |
846 | ||
c7e6f84f | 847 | alloc_len = FILE_STRUCT_LEN + extra_len + basename_len |
96293cf9 | 848 | + linkname_len; |
ef35abb2 | 849 | bp = pool_alloc(pool, alloc_len, "recv_file_entry"); |
9935066b | 850 | |
a3e18c76 | 851 | memset(bp, 0, extra_len + FILE_STRUCT_LEN); |
82ad07c4 | 852 | bp += extra_len; |
f5db0993 | 853 | file = (struct file_struct *)bp; |
96293cf9 WD |
854 | bp += FILE_STRUCT_LEN; |
855 | ||
856 | memcpy(bp, basename, basename_len); | |
857 | bp += basename_len + linkname_len; /* skip space for symlink too */ | |
a289addd | 858 | |
cf1b4969 | 859 | #ifdef SUPPORT_HARD_LINKS |
75f162e4 | 860 | if (xflags & XMIT_HLINKED) |
cf1b4969 WD |
861 | file->flags |= FLAG_HLINKED; |
862 | #endif | |
f14b3ef4 | 863 | file->modtime = (time_t)modtime; |
60af9465 | 864 | file->len32 = (uint32)file_length; |
96293cf9 WD |
865 | if (file_length > 0xFFFFFFFFu && S_ISREG(mode)) { |
866 | file->flags |= FLAG_LENGTH64; | |
867 | OPT_EXTRA(file, 0)->unum = (uint32)(file_length >> 32); | |
868 | } | |
a289addd | 869 | file->mode = mode; |
236adddc | 870 | if (preserve_uid) |
f1482c33 | 871 | F_OWNER(file) = uid; |
236adddc | 872 | if (preserve_gid) { |
f1482c33 | 873 | F_GROUP(file) = gid; |
cf1b4969 WD |
874 | file->flags |= gid_flags; |
875 | } | |
f7a76b9c | 876 | if (unsort_ndx) |
9decb4d2 | 877 | F_NDX(file) = flist->used + flist->ndx_start; |
a289addd | 878 | |
c7e6f84f WD |
879 | if (basename != thisname) { |
880 | file->dirname = lastdir; | |
9d737ecb | 881 | F_DEPTH(file) = lastdir_depth + 1; |
f3c3ed44 | 882 | } else |
9d737ecb | 883 | F_DEPTH(file) = 1; |
f3c3ed44 | 884 | |
649f8742 | 885 | if (S_ISDIR(mode)) { |
ee3751c8 | 886 | if (basename_len == 1+1 && *basename == '.') /* +1 for '\0' */ |
9d737ecb | 887 | F_DEPTH(file)--; |
ff0284dd | 888 | if (protocol_version >= 30) { |
3f309272 WD |
889 | if (!(xflags & XMIT_NO_CONTENT_DIR)) { |
890 | if (xflags & XMIT_TOP_DIR) | |
891 | file->flags |= FLAG_TOP_DIR; | |
892 | file->flags |= FLAG_CONTENT_DIR; | |
893 | } else if (xflags & XMIT_TOP_DIR) | |
894 | file->flags |= FLAG_IMPLIED_DIR; | |
ff0284dd | 895 | } else if (xflags & XMIT_TOP_DIR) { |
75c51953 | 896 | in_del_hier = recurse; |
9d737ecb | 897 | del_hier_name_len = F_DEPTH(file) == 0 ? 0 : l1 + l2; |
7a16e122 | 898 | if (relative_paths && del_hier_name_len > 2 |
9cdadbb1 WD |
899 | && lastname[del_hier_name_len-1] == '.' |
900 | && lastname[del_hier_name_len-2] == '/') | |
7a16e122 | 901 | del_hier_name_len -= 2; |
3f309272 | 902 | file->flags |= FLAG_TOP_DIR | FLAG_CONTENT_DIR; |
ee3751c8 | 903 | } else if (in_del_hier) { |
f3c3ed44 WD |
904 | if (!relative_paths || !del_hier_name_len |
905 | || (l1 >= del_hier_name_len | |
9cdadbb1 | 906 | && lastname[del_hier_name_len] == '/')) |
3f309272 | 907 | file->flags |= FLAG_CONTENT_DIR; |
649f8742 WD |
908 | else |
909 | in_del_hier = 0; | |
910 | } | |
911 | } | |
912 | ||
b5c6a6ae | 913 | if ((preserve_devices && IS_DEVICE(mode)) |
82ad07c4 | 914 | || (preserve_specials && IS_SPECIAL(mode))) { |
4785cd43 WD |
915 | uint32 *devp = F_RDEV_P(file); |
916 | DEV_MAJOR(devp) = major(rdev); | |
917 | DEV_MINOR(devp) = minor(rdev); | |
82ad07c4 | 918 | } |
a289addd | 919 | |
4f5b0756 | 920 | #ifdef SUPPORT_LINKS |
a289addd | 921 | if (linkname_len) { |
c58c1dc4 | 922 | bp = (char*)file->basename + basename_len; |
d4d6646a | 923 | if (first_hlink_ndx >= flist->ndx_start) { |
c47e3ee1 | 924 | struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start]; |
8cae71eb | 925 | memcpy(bp, F_SYMLINK(first), linkname_len); |
9585b276 WD |
926 | } else if (munge_symlinks) { |
927 | strlcpy(bp, SYMLINK_PREFIX, linkname_len); | |
928 | bp += SYMLINK_PREFIX_LEN; | |
929 | linkname_len -= SYMLINK_PREFIX_LEN; | |
930 | read_sbuf(f, bp, linkname_len - 1); | |
ef3f14e6 | 931 | } else { |
8cae71eb | 932 | read_sbuf(f, bp, linkname_len - 1); |
ef3f14e6 WD |
933 | if (sanitize_paths) |
934 | sanitize_path(bp, bp, "", lastdir_depth); | |
935 | } | |
a289addd WD |
936 | } |
937 | #endif | |
938 | ||
4f5b0756 | 939 | #ifdef SUPPORT_HARD_LINKS |
75f162e4 | 940 | if (preserve_hard_links && xflags & XMIT_HLINKED) { |
8cae71eb | 941 | if (protocol_version >= 30) { |
a0f29ed8 | 942 | if (xflags & XMIT_HLINK_FIRST) { |
65b4e4b2 | 943 | F_HL_GNUM(file) = flist->ndx_start + flist->used; |
a0f29ed8 WD |
944 | } else |
945 | F_HL_GNUM(file) = first_hlink_ndx; | |
736a6a29 | 946 | } else { |
9d737ecb | 947 | static int32 cnt = 0; |
9863bdbc | 948 | struct ht_int64_node *np; |
9d737ecb WD |
949 | int64 ino; |
950 | int32 ndx; | |
8cae71eb | 951 | if (protocol_version < 26) { |
9d737ecb WD |
952 | dev = read_int(f); |
953 | ino = read_int(f); | |
8cae71eb | 954 | } else { |
1564cd5a | 955 | if (!(xflags & XMIT_SAME_DEV_pre30)) |
8cae71eb | 956 | dev = read_longint(f); |
9d737ecb | 957 | ino = read_longint(f); |
8cae71eb | 958 | } |
9863bdbc | 959 | np = idev_find(dev, ino); |
424d3691 | 960 | ndx = (int32)(long)np->data - 1; |
9d737ecb WD |
961 | if (ndx < 0) { |
962 | ndx = cnt++; | |
424d3691 | 963 | np->data = (void*)(long)cnt; |
9d737ecb WD |
964 | } |
965 | F_HL_GNUM(file) = ndx; | |
736a6a29 | 966 | } |
72914a60 | 967 | } |
dc5ddbcc | 968 | #endif |
ebed4c3a | 969 | |
96293cf9 WD |
970 | if (always_checksum && (S_ISREG(mode) || protocol_version < 28)) { |
971 | if (S_ISREG(mode)) | |
83d5e900 | 972 | bp = F_SUM(file); |
82ad07c4 | 973 | else { |
fea4db62 | 974 | /* Prior to 28, we get a useless set of nulls. */ |
82ad07c4 | 975 | bp = tmp_sum; |
fea4db62 | 976 | } |
d4d6646a | 977 | if (first_hlink_ndx >= flist->ndx_start) { |
c47e3ee1 | 978 | struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start]; |
8cae71eb WD |
979 | memcpy(bp, F_SUM(first), checksum_len); |
980 | } else | |
981 | read_buf(f, bp, checksum_len); | |
72914a60 | 982 | } |
ebed4c3a | 983 | |
1c3344a1 WD |
984 | #ifdef SUPPORT_ACLS |
985 | if (preserve_acls && !S_ISLNK(mode)) | |
986 | receive_acl(file, f); | |
987 | #endif | |
16edf865 WD |
988 | #ifdef SUPPORT_XATTRS |
989 | if (preserve_xattrs) | |
990 | receive_xattr(file, f ); | |
991 | #endif | |
1c3344a1 | 992 | |
ca947dea WD |
993 | if (S_ISREG(mode) || S_ISLNK(mode)) |
994 | stats.total_size += file_length; | |
995 | ||
f5db0993 | 996 | return file; |
c627d613 AT |
997 | } |
998 | ||
2f188c8d WD |
999 | /* Create a file_struct for a named file by reading its stat() information |
1000 | * and performing extensive checks against global options. | |
db719fb0 | 1001 | * |
2f188c8d WD |
1002 | * Returns a pointer to the new file struct, or NULL if there was an error |
1003 | * or this file should be excluded. */ | |
45d8bfe0 | 1004 | struct file_struct *make_file(const char *fname, struct file_list *flist, |
82ad07c4 | 1005 | STRUCT_STAT *stp, int flags, int filter_level) |
c627d613 | 1006 | { |
a289addd WD |
1007 | static char *lastdir; |
1008 | static int lastdir_len = -1; | |
3ec4dd97 | 1009 | struct file_struct *file; |
1923b1fc | 1010 | char thisname[MAXPATHLEN]; |
e0870f1d | 1011 | char linkname[MAXPATHLEN]; |
c7e6f84f | 1012 | int alloc_len, basename_len, linkname_len; |
99a957d3 | 1013 | int extra_len = file_extra_cnt * EXTRA_LEN; |
c7e6f84f | 1014 | const char *basename; |
8ea07c00 | 1015 | alloc_pool_t *pool; |
2f188c8d | 1016 | STRUCT_STAT st; |
c7e6f84f | 1017 | char *bp; |
9935066b | 1018 | |
b3b32601 | 1019 | if (strlcpy(thisname, fname, sizeof thisname) >= sizeof thisname) { |
0ee6ca98 | 1020 | rprintf(FINFO, "skipping overly long name: %s\n", fname); |
882e6893 WD |
1021 | return NULL; |
1022 | } | |
58b1999e | 1023 | clean_fname(thisname, 0); |
b7736c79 | 1024 | if (sanitize_paths) |
29bca53f | 1025 | sanitize_path(thisname, thisname, "", 0); |
3ec4dd97 | 1026 | |
e4fdf1de | 1027 | if (stp && S_ISDIR(stp->st_mode)) { |
ede1f0eb | 1028 | st = *stp; /* Needed for "symlink/." with --relative. */ |
e4fdf1de WD |
1029 | *linkname = '\0'; /* make IBM code checker happy */ |
1030 | } else if (readlink_stat(thisname, &st, linkname) != 0) { | |
76e26e10 | 1031 | int save_errno = errno; |
a4a7e64c | 1032 | /* See if file is excluded before reporting an error. */ |
7842418b | 1033 | if (filter_level != NO_FILTERS |
60cc01a6 | 1034 | && (is_excluded(thisname, 0, filter_level) |
53039410 WD |
1035 | || is_excluded(thisname, 1, filter_level))) { |
1036 | if (ignore_perishable && save_errno != ENOENT) | |
1037 | non_perishable_cnt++; | |
a4a7e64c | 1038 | return NULL; |
53039410 | 1039 | } |
a4a7e64c | 1040 | if (save_errno == ENOENT) { |
4f5b0756 | 1041 | #ifdef SUPPORT_LINKS |
21897ecb WD |
1042 | /* When our options tell us to follow a symlink that |
1043 | * points nowhere, tell the user about the symlink | |
1044 | * instead of giving a "vanished" message. We only | |
1045 | * dereference a symlink if one of the --copy*links | |
1046 | * options was specified, so there's no need for the | |
1047 | * extra lstat() if one of these options isn't on. */ | |
1048 | if ((copy_links || copy_unsafe_links || copy_dirlinks) | |
1049 | && x_lstat(thisname, &st, NULL) == 0 | |
1050 | && S_ISLNK(st.st_mode)) { | |
a4a7e64c | 1051 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1052 | rprintf(FERROR_XFER, "symlink has no referent: %s\n", |
a4a7e64c | 1053 | full_fname(thisname)); |
e5ce3bcf WD |
1054 | } else |
1055 | #endif | |
1056 | { | |
a4a7e64c | 1057 | enum logcode c = am_daemon && protocol_version < 28 |
3f0211b6 | 1058 | ? FERROR : FWARNING; |
a4a7e64c WD |
1059 | io_error |= IOERR_VANISHED; |
1060 | rprintf(c, "file has vanished: %s\n", | |
1061 | full_fname(thisname)); | |
76e26e10 | 1062 | } |
a4a7e64c | 1063 | } else { |
a8726d2a | 1064 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1065 | rsyserr(FERROR_XFER, save_errno, "readlink %s failed", |
d62bcc17 | 1066 | full_fname(thisname)); |
76e26e10 | 1067 | } |
3ec4dd97 AT |
1068 | return NULL; |
1069 | } | |
c627d613 | 1070 | |
7842418b WD |
1071 | /* backup.c calls us with filter_level set to NO_FILTERS. */ |
1072 | if (filter_level == NO_FILTERS) | |
1073 | goto skip_filters; | |
ac1a0994 | 1074 | |
75f162e4 WD |
1075 | if (S_ISDIR(st.st_mode)) { |
1076 | if (!xfer_dirs) { | |
1077 | rprintf(FINFO, "skipping directory %s\n", thisname); | |
1078 | return NULL; | |
1079 | } | |
40e38376 WD |
1080 | /* -x only affects dirs because we need to avoid recursing |
1081 | * into a mount-point directory, not to avoid copying a | |
1082 | * symlinked file if -L (or similar) was specified. */ | |
53ec55a8 WD |
1083 | if (one_file_system && st.st_dev != filesystem_dev |
1084 | && BITS_SETnUNSET(flags, FLAG_CONTENT_DIR, FLAG_TOP_DIR)) { | |
1085 | if (one_file_system > 1) { | |
1086 | if (verbose > 1) { | |
1087 | rprintf(FINFO, | |
1088 | "[%s] skipping mount-point dir %s\n", | |
1089 | who_am_i(), thisname); | |
3932c423 | 1090 | } |
53ec55a8 | 1091 | return NULL; |
ebec5eb6 | 1092 | } |
53ec55a8 WD |
1093 | flags |= FLAG_MOUNT_DIR; |
1094 | flags &= ~FLAG_CONTENT_DIR; | |
ebec5eb6 | 1095 | } |
40e38376 | 1096 | } else |
3f309272 | 1097 | flags &= ~FLAG_CONTENT_DIR; |
ebed4c3a | 1098 | |
53039410 WD |
1099 | if (is_excluded(thisname, S_ISDIR(st.st_mode) != 0, filter_level)) { |
1100 | if (ignore_perishable) | |
1101 | non_perishable_cnt++; | |
76e26e10 | 1102 | return NULL; |
53039410 | 1103 | } |
76e26e10 | 1104 | |
132fcf36 | 1105 | if (lp_ignore_nonreadable(module_id)) { |
4f5b0756 | 1106 | #ifdef SUPPORT_LINKS |
132fcf36 WD |
1107 | if (!S_ISLNK(st.st_mode)) |
1108 | #endif | |
1109 | if (access(thisname, R_OK) != 0) | |
1110 | return NULL; | |
1111 | } | |
ac1a0994 | 1112 | |
97b7bff4 | 1113 | skip_filters: |
ac1a0994 | 1114 | |
c7e6f84f | 1115 | /* Only divert a directory in the main transfer. */ |
8ea07c00 WD |
1116 | if (flist) { |
1117 | if (flist->prev && S_ISDIR(st.st_mode) | |
1118 | && flags & FLAG_DIVERT_DIRS) { | |
1119 | /* Room for parent/sibling/next-child info. */ | |
83d5e900 | 1120 | extra_len += DIRNODE_EXTRA_CNT * EXTRA_LEN; |
3932c423 WD |
1121 | if (relative_paths) |
1122 | extra_len += PTR_EXTRA_CNT * EXTRA_LEN; | |
8ea07c00 WD |
1123 | pool = dir_flist->file_pool; |
1124 | } else | |
1125 | pool = flist->file_pool; | |
1126 | } else | |
1127 | pool = NULL; | |
c7e6f84f | 1128 | |
ea847c62 WD |
1129 | if (verbose > 2) { |
1130 | rprintf(FINFO, "[%s] make_file(%s,*,%d)\n", | |
0ee6ca98 | 1131 | who_am_i(), thisname, filter_level); |
ea847c62 | 1132 | } |
ebed4c3a | 1133 | |
a289addd | 1134 | if ((basename = strrchr(thisname, '/')) != NULL) { |
c7e6f84f WD |
1135 | int len = basename++ - thisname; |
1136 | if (len != lastdir_len || memcmp(thisname, lastdir, len) != 0) { | |
1137 | lastdir = new_array(char, len + 1); | |
1138 | memcpy(lastdir, thisname, len); | |
1139 | lastdir[len] = '\0'; | |
1140 | lastdir_len = len; | |
1141 | } | |
1142 | } else | |
a289addd | 1143 | basename = thisname; |
a289addd | 1144 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
c627d613 | 1145 | |
4f5b0756 | 1146 | #ifdef SUPPORT_LINKS |
a289addd WD |
1147 | linkname_len = S_ISLNK(st.st_mode) ? strlen(linkname) + 1 : 0; |
1148 | #else | |
1149 | linkname_len = 0; | |
1150 | #endif | |
1151 | ||
96293cf9 WD |
1152 | if (st.st_size > 0xFFFFFFFFu && S_ISREG(st.st_mode)) |
1153 | extra_len += EXTRA_LEN; | |
1154 | ||
a3e18c76 WD |
1155 | #if EXTRA_ROUNDING > 0 |
1156 | if (extra_len & (EXTRA_ROUNDING * EXTRA_LEN)) | |
1157 | extra_len = (extra_len | (EXTRA_ROUNDING * EXTRA_LEN)) + EXTRA_LEN; | |
1158 | #endif | |
1159 | ||
c7e6f84f | 1160 | alloc_len = FILE_STRUCT_LEN + extra_len + basename_len |
96293cf9 | 1161 | + linkname_len; |
8ea07c00 WD |
1162 | if (pool) |
1163 | bp = pool_alloc(pool, alloc_len, "make_file"); | |
99aaa6ca | 1164 | else { |
9935066b | 1165 | if (!(bp = new_array(char, alloc_len))) |
99aaa6ca | 1166 | out_of_memory("make_file"); |
9935066b S |
1167 | } |
1168 | ||
a3e18c76 | 1169 | memset(bp, 0, extra_len + FILE_STRUCT_LEN); |
82ad07c4 | 1170 | bp += extra_len; |
a289addd | 1171 | file = (struct file_struct *)bp; |
96293cf9 WD |
1172 | bp += FILE_STRUCT_LEN; |
1173 | ||
1174 | memcpy(bp, basename, basename_len); | |
1175 | bp += basename_len + linkname_len; /* skip space for symlink too */ | |
82ad07c4 WD |
1176 | |
1177 | #ifdef SUPPORT_HARD_LINKS | |
c7e6f84f | 1178 | if (preserve_hard_links && flist && flist->prev) { |
82ad07c4 WD |
1179 | if (protocol_version >= 28 |
1180 | ? (!S_ISDIR(st.st_mode) && st.st_nlink > 1) | |
1181 | : S_ISREG(st.st_mode)) { | |
9d737ecb WD |
1182 | tmp_dev = st.st_dev; |
1183 | tmp_ino = st.st_ino; | |
82ad07c4 | 1184 | } else |
9d737ecb | 1185 | tmp_dev = 0; |
82ad07c4 WD |
1186 | } |
1187 | #endif | |
a289addd | 1188 | |
96293cf9 WD |
1189 | #ifdef HAVE_STRUCT_STAT_ST_RDEV |
1190 | if (IS_DEVICE(st.st_mode) || IS_SPECIAL(st.st_mode)) { | |
1191 | tmp_rdev = st.st_rdev; | |
1192 | st.st_size = 0; | |
1193 | } | |
1194 | #endif | |
1195 | ||
a289addd | 1196 | file->flags = flags; |
3ec4dd97 | 1197 | file->modtime = st.st_mtime; |
60af9465 | 1198 | file->len32 = (uint32)st.st_size; |
96293cf9 WD |
1199 | if (st.st_size > 0xFFFFFFFFu && S_ISREG(st.st_mode)) { |
1200 | file->flags |= FLAG_LENGTH64; | |
1201 | OPT_EXTRA(file, 0)->unum = (uint32)(st.st_size >> 32); | |
1202 | } | |
8bbe41b5 | 1203 | file->mode = st.st_mode; |
236adddc | 1204 | if (uid_ndx) /* Check uid_ndx instead of preserve_uid for del support */ |
f1482c33 | 1205 | F_OWNER(file) = st.st_uid; |
236adddc | 1206 | if (gid_ndx) /* Check gid_ndx instead of preserve_gid for del support */ |
f1482c33 | 1207 | F_GROUP(file) = st.st_gid; |
61dec11a | 1208 | |
c7e6f84f WD |
1209 | if (basename != thisname) |
1210 | file->dirname = lastdir; | |
a289addd | 1211 | |
4f5b0756 | 1212 | #ifdef SUPPORT_LINKS |
96293cf9 | 1213 | if (linkname_len) { |
c58c1dc4 | 1214 | bp = (char*)file->basename + basename_len; |
96293cf9 WD |
1215 | memcpy(bp, linkname, linkname_len); |
1216 | } | |
0d162bd1 WD |
1217 | #endif |
1218 | ||
82ad07c4 WD |
1219 | if (always_checksum && am_sender && S_ISREG(st.st_mode)) |
1220 | file_checksum(thisname, tmp_sum, st.st_size); | |
c627d613 | 1221 | |
ef35abb2 | 1222 | F_PATHNAME(file) = pathname; |
c627d613 | 1223 | |
23f4587f WD |
1224 | /* This code is only used by the receiver when it is building |
1225 | * a list of files for a delete pass. */ | |
1226 | if (keep_dirlinks && linkname_len && flist) { | |
1227 | STRUCT_STAT st2; | |
f5db0993 | 1228 | int save_mode = file->mode; |
8bbe41b5 | 1229 | file->mode = S_IFDIR; /* Find a directory with our name. */ |
c7e6f84f | 1230 | if (flist_find(dir_flist, file) >= 0 |
8ea07c00 | 1231 | && x_stat(thisname, &st2, NULL) == 0 && S_ISDIR(st2.st_mode)) { |
23f4587f | 1232 | file->modtime = st2.st_mtime; |
96293cf9 | 1233 | file->len32 = 0; |
23f4587f | 1234 | file->mode = st2.st_mode; |
9b25ef35 | 1235 | if (uid_ndx) |
f1482c33 | 1236 | F_OWNER(file) = st2.st_uid; |
9b25ef35 | 1237 | if (gid_ndx) |
f1482c33 | 1238 | F_GROUP(file) = st2.st_gid; |
f5db0993 WD |
1239 | } else |
1240 | file->mode = save_mode; | |
23f4587f WD |
1241 | } |
1242 | ||
a7188cbf WD |
1243 | if (basename_len == 0+1) { |
1244 | if (!pool) | |
1245 | unmake_file(file); | |
82ad07c4 | 1246 | return NULL; |
a7188cbf | 1247 | } |
82ad07c4 | 1248 | |
f7a76b9c | 1249 | if (unsort_ndx) |
e6d05dcf | 1250 | F_NDX(file) = dir_count; |
c7e6f84f | 1251 | |
3ec4dd97 | 1252 | return file; |
c627d613 AT |
1253 | } |
1254 | ||
17026f27 | 1255 | /* Only called for temporary file_struct entries created by make_file(). */ |
82ad07c4 WD |
1256 | void unmake_file(struct file_struct *file) |
1257 | { | |
99a957d3 | 1258 | int extra_cnt = file_extra_cnt + LEN64_BUMP(file); |
a3e18c76 WD |
1259 | #if EXTRA_ROUNDING > 0 |
1260 | if (extra_cnt & EXTRA_ROUNDING) | |
1261 | extra_cnt = (extra_cnt | EXTRA_ROUNDING) + 1; | |
1262 | #endif | |
1263 | free(REQ_EXTRA(file, extra_cnt)); | |
82ad07c4 WD |
1264 | } |
1265 | ||
42c6b139 | 1266 | static struct file_struct *send_file_name(int f, struct file_list *flist, |
ede1f0eb | 1267 | char *fname, STRUCT_STAT *stp, |
252af65b | 1268 | int flags, int filter_level) |
c627d613 | 1269 | { |
ebed4c3a | 1270 | struct file_struct *file; |
16edf865 | 1271 | #if defined SUPPORT_ACLS || defined SUPPORT_XATTRS |
13710874 | 1272 | stat_x sx; |
1c3344a1 | 1273 | #endif |
ebed4c3a | 1274 | |
252af65b | 1275 | file = make_file(fname, flist, stp, flags, filter_level); |
37802f40 | 1276 | if (!file) |
301fb56c | 1277 | return NULL; |
ebed4c3a | 1278 | |
ebec5eb6 | 1279 | if (chmod_modes && !S_ISLNK(file->mode)) |
8bbe41b5 WD |
1280 | file->mode = tweak_mode(file->mode, chmod_modes); |
1281 | ||
1c3344a1 WD |
1282 | #ifdef SUPPORT_ACLS |
1283 | if (preserve_acls && !S_ISLNK(file->mode) && f >= 0) { | |
1284 | sx.st.st_mode = file->mode; | |
1285 | sx.acc_acl = sx.def_acl = NULL; | |
1286 | if (get_acl(fname, &sx) < 0) | |
1287 | return NULL; | |
1288 | } | |
1289 | #endif | |
16edf865 WD |
1290 | #ifdef SUPPORT_XATTRS |
1291 | if (preserve_xattrs && f >= 0) { | |
1292 | sx.xattr = NULL; | |
1293 | if (get_xattr(fname, &sx) < 0) | |
1294 | return NULL; | |
1295 | } | |
1296 | #endif | |
1c3344a1 | 1297 | |
9decb4d2 | 1298 | maybe_emit_filelist_progress(flist->used + flist_count_offset); |
ebed4c3a | 1299 | |
8ea07c00 | 1300 | flist_expand(flist, 1); |
9decb4d2 | 1301 | flist->files[flist->used++] = file; |
1c3344a1 | 1302 | if (f >= 0) { |
d4d6646a | 1303 | send_file_entry(f, file, flist->used - 1, flist->ndx_start); |
1c3344a1 WD |
1304 | #ifdef SUPPORT_ACLS |
1305 | if (preserve_acls && !S_ISLNK(file->mode)) { | |
1306 | send_acl(&sx, f); | |
1307 | free_acl(&sx); | |
1308 | } | |
16edf865 WD |
1309 | #endif |
1310 | #ifdef SUPPORT_XATTRS | |
1311 | if (preserve_xattrs) { | |
1312 | F_XATTR(file) = send_xattr(&sx, f); | |
1313 | free_xattr(&sx); | |
1314 | } | |
1c3344a1 WD |
1315 | #endif |
1316 | } | |
301fb56c WD |
1317 | return file; |
1318 | } | |
ebed4c3a | 1319 | |
301fb56c | 1320 | static void send_if_directory(int f, struct file_list *flist, |
56f0c976 | 1321 | struct file_struct *file, |
c7e6f84f WD |
1322 | char *fbuf, unsigned int ol, |
1323 | int flags) | |
301fb56c | 1324 | { |
56f0c976 | 1325 | char is_dot_dir = fbuf[ol-1] == '.' && (ol == 1 || fbuf[ol-2] == '/'); |
301fb56c WD |
1326 | |
1327 | if (S_ISDIR(file->mode) | |
82ad07c4 | 1328 | && !(file->flags & FLAG_MOUNT_DIR) && f_name(file, fbuf)) { |
f1773e09 WD |
1329 | void *save_filters; |
1330 | unsigned int len = strlen(fbuf); | |
1331 | if (len > 1 && fbuf[len-1] == '/') | |
1332 | fbuf[--len] = '\0'; | |
1333 | if (len >= MAXPATHLEN - 1) { | |
1334 | io_error |= IOERR_GENERAL; | |
3f0211b6 | 1335 | rprintf(FERROR_XFER, "skipping long-named directory: %s\n", |
f1773e09 WD |
1336 | full_fname(fbuf)); |
1337 | return; | |
1338 | } | |
1339 | save_filters = push_local_filters(fbuf, len); | |
a6e7b978 | 1340 | send_directory(f, flist, fbuf, len, flags); |
f1773e09 | 1341 | pop_local_filters(save_filters); |
56f0c976 WD |
1342 | fbuf[ol] = '\0'; |
1343 | if (is_dot_dir) | |
1344 | fbuf[ol-1] = '.'; | |
ebed4c3a | 1345 | } |
c627d613 AT |
1346 | } |
1347 | ||
a572e126 WD |
1348 | static int file_compare(const void *file1, const void *file2) |
1349 | { | |
1350 | return f_name_cmp(*(struct file_struct **)file1, | |
1351 | *(struct file_struct **)file2); | |
1352 | } | |
1353 | ||
56ce72c4 | 1354 | /* The guts of a merge-sort algorithm. This was derived from the glibc |
a572e126 WD |
1355 | * version, but I (Wayne) changed the merge code to do less copying and |
1356 | * to require only half the amount of temporary memory. */ | |
1357 | static void fsort_tmp(struct file_struct **fp, size_t num, | |
1358 | struct file_struct **tmp) | |
1359 | { | |
1360 | struct file_struct **f1, **f2, **t; | |
1361 | size_t n1, n2; | |
1362 | ||
1363 | n1 = num / 2; | |
1364 | n2 = num - n1; | |
1365 | f1 = fp; | |
1366 | f2 = fp + n1; | |
1367 | ||
1368 | if (n1 > 1) | |
1369 | fsort_tmp(f1, n1, tmp); | |
1370 | if (n2 > 1) | |
1371 | fsort_tmp(f2, n2, tmp); | |
1372 | ||
1373 | while (f_name_cmp(*f1, *f2) <= 0) { | |
1374 | if (!--n1) | |
1375 | return; | |
1376 | f1++; | |
1377 | } | |
1378 | ||
1379 | t = tmp; | |
1380 | memcpy(t, f1, n1 * PTR_SIZE); | |
1381 | ||
1382 | *f1++ = *f2++, n2--; | |
1383 | ||
1384 | while (n1 > 0 && n2 > 0) { | |
1385 | if (f_name_cmp(*t, *f2) <= 0) | |
1386 | *f1++ = *t++, n1--; | |
1387 | else | |
1388 | *f1++ = *f2++, n2--; | |
1389 | } | |
1390 | ||
1391 | if (n1 > 0) | |
1392 | memcpy(f1, t, n1 * PTR_SIZE); | |
1393 | } | |
1394 | ||
1395 | /* This file-struct sorting routine makes sure that any identical names in | |
1396 | * the file list stay in the same order as they were in the original list. | |
1397 | * This is particularly vital in inc_recurse mode where we expect a sort | |
1398 | * on the flist to match the exact order of a sort on the dir_flist. */ | |
1399 | static void fsort(struct file_struct **fp, size_t num) | |
c7e6f84f | 1400 | { |
a572e126 WD |
1401 | if (num <= 1) |
1402 | return; | |
1403 | ||
1404 | if (use_qsort) | |
1405 | qsort(fp, num, PTR_SIZE, file_compare); | |
1406 | else { | |
1407 | struct file_struct **tmp = new_array(struct file_struct *, | |
1408 | (num+1) / 2); | |
1409 | fsort_tmp(fp, num, tmp); | |
1410 | free(tmp); | |
1411 | } | |
c7e6f84f WD |
1412 | } |
1413 | ||
8ea07c00 WD |
1414 | /* We take an entire set of sibling dirs from the sorted flist and link them |
1415 | * into the tree, setting the appropriate parent/child/sibling pointers. */ | |
1416 | static void add_dirs_to_tree(int parent_ndx, struct file_list *from_flist, | |
1417 | int dir_cnt) | |
c7e6f84f WD |
1418 | { |
1419 | int i; | |
1420 | int32 *dp = NULL; | |
1421 | int32 *parent_dp = parent_ndx < 0 ? NULL | |
83d5e900 | 1422 | : F_DIR_NODE_P(dir_flist->sorted[parent_ndx]); |
c7e6f84f | 1423 | |
8ea07c00 WD |
1424 | flist_expand(dir_flist, dir_cnt); |
1425 | dir_flist->sorted = dir_flist->files; | |
c7e6f84f | 1426 | |
8ea07c00 WD |
1427 | for (i = 0; dir_cnt; i++) { |
1428 | struct file_struct *file = from_flist->sorted[i]; | |
1429 | ||
1430 | if (!S_ISDIR(file->mode)) | |
1431 | continue; | |
1432 | ||
9decb4d2 | 1433 | dir_flist->files[dir_flist->used++] = file; |
8ea07c00 | 1434 | dir_cnt--; |
ae87c434 | 1435 | |
4e421735 WD |
1436 | if (file->basename[0] == '.' && file->basename[1] == '\0') |
1437 | continue; | |
1438 | ||
c7e6f84f | 1439 | if (dp) |
9decb4d2 | 1440 | DIR_NEXT_SIBLING(dp) = dir_flist->used - 1; |
c7e6f84f | 1441 | else if (parent_dp) |
9decb4d2 | 1442 | DIR_FIRST_CHILD(parent_dp) = dir_flist->used - 1; |
c7e6f84f | 1443 | else |
9decb4d2 | 1444 | send_dir_ndx = dir_flist->used - 1; |
8ea07c00 | 1445 | |
83d5e900 | 1446 | dp = F_DIR_NODE_P(file); |
c7e6f84f WD |
1447 | DIR_PARENT(dp) = parent_ndx; |
1448 | DIR_FIRST_CHILD(dp) = -1; | |
1449 | } | |
1450 | if (dp) | |
1451 | DIR_NEXT_SIBLING(dp) = -1; | |
1452 | } | |
1453 | ||
301fb56c | 1454 | /* This function is normally called by the sender, but the receiving side also |
7b558d7f | 1455 | * calls it from get_dirlist() with f set to -1 so that we just construct the |
301fb56c WD |
1456 | * file list in memory without sending it over the wire. Also, get_dirlist() |
1457 | * might call this with f set to -2, which also indicates that local filter | |
1458 | * rules should be ignored. */ | |
a6e7b978 WD |
1459 | static void send_directory(int f, struct file_list *flist, char *fbuf, int len, |
1460 | int flags) | |
c627d613 | 1461 | { |
3ec4dd97 | 1462 | struct dirent *di; |
32cbfe7b | 1463 | unsigned remainder; |
3ec4dd97 | 1464 | char *p; |
f1773e09 | 1465 | DIR *d; |
c7e6f84f | 1466 | int divert_dirs = (flags & FLAG_DIVERT_DIRS) != 0; |
9decb4d2 | 1467 | int start = flist->used; |
252af65b | 1468 | int filter_level = f == -2 ? SERVER_FILTERS : ALL_FILTERS; |
c7e6f84f WD |
1469 | |
1470 | assert(flist != NULL); | |
3ec4dd97 | 1471 | |
f1773e09 | 1472 | if (!(d = opendir(fbuf))) { |
06c28400 | 1473 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1474 | rsyserr(FERROR_XFER, errno, "opendir %s failed", full_fname(fbuf)); |
3ec4dd97 AT |
1475 | return; |
1476 | } | |
c627d613 | 1477 | |
19b2a5d9 WD |
1478 | p = fbuf + len; |
1479 | if (len != 1 || *fbuf != '/') | |
eddd5d12 | 1480 | *p++ = '/'; |
f1773e09 | 1481 | *p = '\0'; |
32cbfe7b | 1482 | remainder = MAXPATHLEN - (p - fbuf); |
ebed4c3a | 1483 | |
6a7cc46c | 1484 | for (errno = 0, di = readdir(d); di; errno = 0, di = readdir(d)) { |
d6e6ecbd | 1485 | char *dname = d_name(di); |
6a7cc46c S |
1486 | if (dname[0] == '.' && (dname[1] == '\0' |
1487 | || (dname[1] == '.' && dname[2] == '\0'))) | |
3ec4dd97 | 1488 | continue; |
0ee6ca98 | 1489 | if (strlcpy(p, dname, remainder) >= remainder) { |
eddd5d12 WD |
1490 | io_error |= IOERR_GENERAL; |
1491 | rprintf(FINFO, | |
1492 | "cannot send long-named file %s\n", | |
f1773e09 | 1493 | full_fname(fbuf)); |
beaf4954 | 1494 | continue; |
eddd5d12 | 1495 | } |
411c04f0 WD |
1496 | if (dname[0] == '\0') { |
1497 | io_error |= IOERR_GENERAL; | |
1498 | rprintf(FINFO, | |
1499 | "cannot send file with empty name in %s\n", | |
1500 | full_fname(fbuf)); | |
1501 | continue; | |
1502 | } | |
0ee6ca98 | 1503 | |
252af65b | 1504 | send_file_name(f, flist, fbuf, NULL, flags, filter_level); |
3ec4dd97 | 1505 | } |
32cbfe7b WD |
1506 | |
1507 | fbuf[len] = '\0'; | |
1508 | ||
6a7cc46c | 1509 | if (errno) { |
06c28400 | 1510 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1511 | rsyserr(FERROR_XFER, errno, "readdir(%s)", full_fname(fbuf)); |
6a7cc46c | 1512 | } |
c627d613 | 1513 | |
3ec4dd97 | 1514 | closedir(d); |
301fb56c | 1515 | |
a6e7b978 | 1516 | if (f >= 0 && recurse && !divert_dirs) { |
9decb4d2 WD |
1517 | int i, end = flist->used - 1; |
1518 | /* send_if_directory() bumps flist->used, so use "end". */ | |
301fb56c | 1519 | for (i = start; i <= end; i++) |
c7e6f84f WD |
1520 | send_if_directory(f, flist, flist->files[i], fbuf, len, flags); |
1521 | } | |
1522 | } | |
1523 | ||
3932c423 WD |
1524 | static char lastpath[MAXPATHLEN] = ""; |
1525 | static int lastpath_len = 0; | |
1526 | static struct file_struct *lastpath_struct; | |
1527 | ||
1528 | static void send_implied_dirs(int f, struct file_list *flist, char *fname, | |
4e421735 | 1529 | char *start, char *limit, int flags, char name_type) |
3932c423 WD |
1530 | { |
1531 | struct file_struct *file; | |
54410882 WD |
1532 | item_list *relname_list; |
1533 | relnamecache **rnpp; | |
1534 | char *slash; | |
3932c423 | 1535 | int len, need_new_dir; |
75a01a07 | 1536 | struct filter_list_struct save_filter_list = filter_list; |
3932c423 | 1537 | |
3f309272 | 1538 | flags = (flags | FLAG_IMPLIED_DIR) & ~(FLAG_TOP_DIR | FLAG_CONTENT_DIR); |
75a01a07 | 1539 | filter_list.head = filter_list.tail = NULL; /* Don't filter implied dirs. */ |
3932c423 WD |
1540 | |
1541 | if (inc_recurse) { | |
1542 | if (lastpath_struct && F_PATHNAME(lastpath_struct) == pathname | |
1543 | && lastpath_len == limit - fname | |
1544 | && strncmp(lastpath, fname, lastpath_len) == 0) | |
1545 | need_new_dir = 0; | |
1546 | else | |
1547 | need_new_dir = 1; | |
1548 | } else | |
1549 | need_new_dir = 1; | |
1550 | ||
1551 | if (need_new_dir) { | |
1552 | int save_copy_links = copy_links; | |
1553 | int save_xfer_dirs = xfer_dirs; | |
1554 | ||
74db1f14 | 1555 | copy_links = xfer_dirs = 1; |
3932c423 WD |
1556 | |
1557 | *limit = '\0'; | |
1558 | ||
1559 | for (slash = start; (slash = strchr(slash+1, '/')) != NULL; ) { | |
1560 | *slash = '\0'; | |
1561 | send_file_name(f, flist, fname, NULL, flags, ALL_FILTERS); | |
1562 | *slash = '/'; | |
1563 | } | |
1564 | ||
1565 | file = send_file_name(f, flist, fname, NULL, flags, ALL_FILTERS); | |
1566 | if (inc_recurse) { | |
1567 | if (file && !S_ISDIR(file->mode)) | |
1568 | file = NULL; | |
3932c423 WD |
1569 | lastpath_struct = file; |
1570 | } | |
1571 | ||
1572 | strlcpy(lastpath, fname, sizeof lastpath); | |
1573 | lastpath_len = limit - fname; | |
1574 | ||
1575 | *limit = '/'; | |
1576 | ||
1577 | copy_links = save_copy_links; | |
1578 | xfer_dirs = save_xfer_dirs; | |
1579 | ||
1580 | if (!inc_recurse) | |
75a01a07 | 1581 | goto done; |
3932c423 WD |
1582 | } |
1583 | ||
1584 | if (!lastpath_struct) | |
75a01a07 | 1585 | goto done; /* dir must have vanished */ |
3932c423 WD |
1586 | |
1587 | len = strlen(limit+1); | |
54410882 WD |
1588 | memcpy(&relname_list, F_DIR_RELNAMES_P(lastpath_struct), sizeof relname_list); |
1589 | if (!relname_list) { | |
1590 | if (!(relname_list = new0(item_list))) | |
3932c423 | 1591 | out_of_memory("send_implied_dirs"); |
54410882 | 1592 | memcpy(F_DIR_RELNAMES_P(lastpath_struct), &relname_list, sizeof relname_list); |
3932c423 | 1593 | } |
54410882 WD |
1594 | rnpp = EXPAND_ITEM_LIST(relname_list, relnamecache *, 32); |
1595 | if (!(*rnpp = (relnamecache*)new_array(char, sizeof (relnamecache) + len))) | |
3932c423 | 1596 | out_of_memory("send_implied_dirs"); |
4e421735 | 1597 | (*rnpp)->name_type = name_type; |
54410882 | 1598 | strlcpy((*rnpp)->fname, limit+1, len + 1); |
75a01a07 WD |
1599 | |
1600 | done: | |
1601 | filter_list = save_filter_list; | |
3932c423 WD |
1602 | } |
1603 | ||
a6e7b978 | 1604 | static void send1extra(int f, struct file_struct *file, struct file_list *flist) |
c7e6f84f WD |
1605 | { |
1606 | char fbuf[MAXPATHLEN]; | |
54410882 | 1607 | item_list *relname_list; |
3f309272 | 1608 | int len, dlen, flags = FLAG_DIVERT_DIRS | FLAG_CONTENT_DIR; |
3932c423 | 1609 | size_t j; |
a6e7b978 WD |
1610 | |
1611 | f_name(file, fbuf); | |
1612 | dlen = strlen(fbuf); | |
1613 | ||
1614 | if (F_PATHNAME(file) != pathname) { | |
1615 | if (!push_pathname(F_PATHNAME(file), -1)) | |
1616 | exit_cleanup(RERR_FILESELECT); | |
1617 | } | |
1618 | ||
1619 | change_local_filter_dir(fbuf, dlen, send_dir_depth); | |
1620 | ||
53ec55a8 WD |
1621 | if (file->flags & FLAG_CONTENT_DIR) { |
1622 | if (one_file_system) { | |
1623 | STRUCT_STAT st; | |
1624 | if (link_stat(fbuf, &st, copy_dirlinks) != 0) { | |
1625 | io_error |= IOERR_GENERAL; | |
3f0211b6 | 1626 | rsyserr(FERROR_XFER, errno, "link_stat %s failed", |
53ec55a8 WD |
1627 | full_fname(fbuf)); |
1628 | return; | |
1629 | } | |
1630 | filesystem_dev = st.st_dev; | |
1631 | } | |
3932c423 | 1632 | send_directory(f, flist, fbuf, dlen, flags); |
53ec55a8 | 1633 | } |
3932c423 WD |
1634 | |
1635 | if (!relative_paths) | |
1636 | return; | |
1637 | ||
54410882 WD |
1638 | memcpy(&relname_list, F_DIR_RELNAMES_P(file), sizeof relname_list); |
1639 | if (!relname_list) | |
3932c423 WD |
1640 | return; |
1641 | ||
54410882 WD |
1642 | for (j = 0; j < relname_list->count; j++) { |
1643 | char *slash; | |
1644 | relnamecache *rnp = ((relnamecache**)relname_list->items)[j]; | |
4e421735 | 1645 | char name_type = rnp->name_type; |
3932c423 WD |
1646 | |
1647 | fbuf[dlen] = '/'; | |
54410882 WD |
1648 | len = strlcpy(fbuf + dlen + 1, rnp->fname, sizeof fbuf - dlen - 1); |
1649 | free(rnp); | |
3932c423 WD |
1650 | if (len >= (int)sizeof fbuf) |
1651 | continue; /* Impossible... */ | |
1652 | ||
1653 | slash = strchr(fbuf+dlen+1, '/'); | |
1654 | if (slash) { | |
4e421735 | 1655 | send_implied_dirs(f, flist, fbuf, fbuf+dlen+1, slash, flags, name_type); |
3932c423 WD |
1656 | continue; |
1657 | } | |
1658 | ||
4e421735 | 1659 | if (name_type != NORMAL_NAME) { |
3932c423 | 1660 | STRUCT_STAT st; |
a15c4b38 | 1661 | if (link_stat(fbuf, &st, 1) != 0) { |
3932c423 | 1662 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1663 | rsyserr(FERROR_XFER, errno, "link_stat %s failed", |
3932c423 WD |
1664 | full_fname(fbuf)); |
1665 | continue; | |
1666 | } | |
ff0284dd WD |
1667 | send_file_name(f, flist, fbuf, &st, FLAG_TOP_DIR | flags, ALL_FILTERS); |
1668 | } else | |
1669 | send_file_name(f, flist, fbuf, NULL, FLAG_TOP_DIR | flags, ALL_FILTERS); | |
3932c423 WD |
1670 | } |
1671 | ||
54410882 | 1672 | free(relname_list); |
a6e7b978 WD |
1673 | } |
1674 | ||
1675 | void send_extra_file_list(int f, int at_least) | |
1676 | { | |
c7e6f84f WD |
1677 | struct file_list *flist; |
1678 | int64 start_write; | |
40e38376 | 1679 | uint16 prev_flags; |
d620219d | 1680 | int old_cnt, save_io_error = io_error; |
c7e6f84f | 1681 | |
25c2a6ac | 1682 | if (flist_eof) |
c7e6f84f WD |
1683 | return; |
1684 | ||
1685 | /* Keep sending data until we have the requested number of | |
1686 | * files in the upcoming file-lists. */ | |
d620219d WD |
1687 | old_cnt = cur_flist->used; |
1688 | for (flist = first_flist; flist != cur_flist; flist = flist->next) | |
1689 | old_cnt += flist->used; | |
1690 | while (file_total - old_cnt < at_least) { | |
a6e7b978 | 1691 | struct file_struct *file = dir_flist->sorted[send_dir_ndx]; |
79028af1 | 1692 | int dir_ndx, dstart = dir_count; |
8db8eacb | 1693 | const char *pathname = F_PATHNAME(file); |
c7e6f84f | 1694 | int32 *dp; |
c7e6f84f WD |
1695 | |
1696 | flist = flist_new(0, "send_extra_file_list"); | |
4c9d5fef | 1697 | start_write = stats.total_written; |
c7e6f84f | 1698 | |
f7a76b9c | 1699 | if (unsort_ndx) |
79028af1 WD |
1700 | dir_ndx = F_NDX(file); |
1701 | else | |
79028af1 WD |
1702 | dir_ndx = send_dir_ndx; |
1703 | write_ndx(f, NDX_FLIST_OFFSET - dir_ndx); | |
5459e693 | 1704 | flist->parent_ndx = dir_ndx; |
a6e7b978 | 1705 | |
79028af1 | 1706 | send1extra(f, file, flist); |
40e38376 | 1707 | prev_flags = file->flags; |
83d5e900 | 1708 | dp = F_DIR_NODE_P(file); |
a6e7b978 | 1709 | |
79028af1 WD |
1710 | /* If there are any duplicate directory names that follow, we |
1711 | * send all the dirs together in one file-list. The dir_flist | |
1712 | * tree links all the child subdirs onto the last dup dir. */ | |
1713 | while ((dir_ndx = DIR_NEXT_SIBLING(dp)) >= 0 | |
1714 | && dir_flist->sorted[dir_ndx]->flags & FLAG_DUPLICATE) { | |
1715 | send_dir_ndx = dir_ndx; | |
1716 | file = dir_flist->sorted[dir_ndx]; | |
40e38376 | 1717 | /* Try to avoid some duplicate scanning of identical dirs. */ |
3f309272 WD |
1718 | if (F_PATHNAME(file) == pathname && prev_flags & FLAG_CONTENT_DIR) |
1719 | file->flags &= ~FLAG_CONTENT_DIR; | |
40e38376 WD |
1720 | send1extra(f, file, flist); |
1721 | prev_flags = file->flags; | |
83d5e900 | 1722 | dp = F_DIR_NODE_P(file); |
a6e7b978 | 1723 | } |
79028af1 | 1724 | |
a6e7b978 WD |
1725 | write_byte(f, 0); |
1726 | ||
a6e7b978 | 1727 | if (need_unsorted_flist) { |
9decb4d2 | 1728 | if (!(flist->sorted = new_array(struct file_struct *, flist->used))) |
8ea07c00 WD |
1729 | out_of_memory("send_extra_file_list"); |
1730 | memcpy(flist->sorted, flist->files, | |
9decb4d2 | 1731 | flist->used * sizeof (struct file_struct*)); |
a6e7b978 | 1732 | } else |
332cf6df | 1733 | flist->sorted = flist->files; |
8ea07c00 | 1734 | |
65b4e4b2 | 1735 | flist_sort_and_clean(flist, 0); |
5459e693 | 1736 | |
8ea07c00 | 1737 | add_dirs_to_tree(send_dir_ndx, flist, dir_count - dstart); |
abdcb21a | 1738 | flist_done_allocating(flist); |
a6e7b978 | 1739 | |
9decb4d2 | 1740 | file_total += flist->used; |
c7e6f84f | 1741 | stats.flist_size += stats.total_written - start_write; |
9decb4d2 | 1742 | stats.num_files += flist->used; |
c7e6f84f WD |
1743 | if (verbose > 3) |
1744 | output_flist(flist); | |
1745 | ||
c7e6f84f WD |
1746 | if (DIR_FIRST_CHILD(dp) >= 0) { |
1747 | send_dir_ndx = DIR_FIRST_CHILD(dp); | |
1748 | send_dir_depth++; | |
1749 | } else { | |
1750 | while (DIR_NEXT_SIBLING(dp) < 0) { | |
1751 | if ((send_dir_ndx = DIR_PARENT(dp)) < 0) { | |
9ae7a2cd | 1752 | write_ndx(f, NDX_FLIST_EOF); |
c7e6f84f WD |
1753 | flist_eof = 1; |
1754 | change_local_filter_dir(NULL, 0, 0); | |
1755 | goto finish; | |
1756 | } | |
1757 | send_dir_depth--; | |
a6e7b978 | 1758 | file = dir_flist->sorted[send_dir_ndx]; |
83d5e900 | 1759 | dp = F_DIR_NODE_P(file); |
c7e6f84f WD |
1760 | } |
1761 | send_dir_ndx = DIR_NEXT_SIBLING(dp); | |
1762 | } | |
301fb56c | 1763 | } |
c7e6f84f WD |
1764 | |
1765 | finish: | |
1766 | if (io_error != save_io_error && !ignore_errors) | |
1767 | send_msg_int(MSG_IO_ERROR, io_error); | |
c627d613 AT |
1768 | } |
1769 | ||
ebed4c3a | 1770 | struct file_list *send_file_list(int f, int argc, char *argv[]) |
c627d613 | 1771 | { |
3bb88b43 WD |
1772 | static const char *lastdir; |
1773 | static int lastdir_len = -1; | |
1774 | int len, dirlen; | |
bcacc18b | 1775 | STRUCT_STAT st; |
c7e6f84f | 1776 | char *p, *dir; |
649d65ed | 1777 | struct file_list *flist; |
31b4d25d | 1778 | struct timeval start_tv, end_tv; |
a800434a | 1779 | int64 start_write; |
24d0fcde | 1780 | int use_ff_fd = 0; |
ff0284dd | 1781 | int disable_buffering; |
3f309272 | 1782 | int flags = recurse ? FLAG_CONTENT_DIR : 0; |
95a44066 | 1783 | int reading_remotely = filesfrom_host != NULL; |
2509753f | 1784 | int rl_flags = (reading_remotely ? 0 : RL_DUMP_COMMENTS) |
22955408 WD |
1785 | #ifdef ICONV_OPTION |
1786 | | (filesfrom_convert ? RL_CONVERT : 0) | |
1787 | #endif | |
1788 | | (eol_nulls || reading_remotely ? RL_EOL_NULLS : 0); | |
649d65ed | 1789 | |
ea124cb3 | 1790 | rprintf(FLOG, "building file list\n"); |
134f4338 | 1791 | if (show_filelist_p()) |
1bbd10fe | 1792 | start_filelist_progress("building file list"); |
3ea6e0e7 | 1793 | else if (inc_recurse && verbose && !am_server) |
98b1689d | 1794 | rprintf(FCLIENT, "sending incremental file list\n"); |
c627d613 | 1795 | |
a800434a | 1796 | start_write = stats.total_written; |
31b4d25d | 1797 | gettimeofday(&start_tv, NULL); |
a800434a | 1798 | |
3f309272 WD |
1799 | if (relative_paths && protocol_version >= 30) |
1800 | implied_dirs = 1; /* We send flagged implied dirs */ | |
1801 | ||
8cae71eb | 1802 | #ifdef SUPPORT_HARD_LINKS |
c7e6f84f | 1803 | if (preserve_hard_links && protocol_version >= 30 && !cur_flist) |
8cae71eb WD |
1804 | init_hard_links(); |
1805 | #endif | |
1806 | ||
c7e6f84f | 1807 | flist = cur_flist = flist_new(0, "send_file_list"); |
3ea6e0e7 | 1808 | if (inc_recurse) { |
c7e6f84f | 1809 | dir_flist = flist_new(FLIST_TEMP, "send_file_list"); |
ff0284dd WD |
1810 | flags |= FLAG_DIVERT_DIRS; |
1811 | } else | |
c7e6f84f | 1812 | dir_flist = cur_flist; |
c627d613 | 1813 | |
c7e6f84f | 1814 | disable_buffering = io_start_buffering_out(f); |
134f4338 | 1815 | if (filesfrom_fd >= 0) { |
6f3684ff | 1816 | if (argv[0] && !push_dir(argv[0], 0)) { |
3f0211b6 | 1817 | rsyserr(FERROR_XFER, errno, "push_dir %s failed in %s", |
63d83e94 | 1818 | full_fname(argv[0]), curr_dir); |
134f4338 | 1819 | exit_cleanup(RERR_FILESELECT); |
24d0fcde | 1820 | } |
134f4338 | 1821 | use_ff_fd = 1; |
d6dead6b AT |
1822 | } |
1823 | ||
24d0fcde | 1824 | while (1) { |
4e421735 | 1825 | char fbuf[MAXPATHLEN], *fn, name_type; |
c627d613 | 1826 | |
24d0fcde | 1827 | if (use_ff_fd) { |
2509753f | 1828 | if (read_line(filesfrom_fd, fbuf, sizeof fbuf, rl_flags) == 0) |
24d0fcde | 1829 | break; |
29bca53f | 1830 | sanitize_path(fbuf, fbuf, "", 0); |
24d0fcde WD |
1831 | } else { |
1832 | if (argc-- == 0) | |
1833 | break; | |
56f0c976 | 1834 | strlcpy(fbuf, *argv++, MAXPATHLEN); |
24d0fcde | 1835 | if (sanitize_paths) |
29bca53f | 1836 | sanitize_path(fbuf, fbuf, "", 0); |
24d0fcde | 1837 | } |
c627d613 | 1838 | |
56f0c976 | 1839 | len = strlen(fbuf); |
1902a765 WD |
1840 | if (relative_paths) { |
1841 | /* We clean up fbuf below. */ | |
4e421735 | 1842 | name_type = NORMAL_NAME; |
1902a765 | 1843 | } else if (!len || fbuf[len - 1] == '/') { |
56f0c976 | 1844 | if (len == 2 && fbuf[0] == '.') { |
6931c138 | 1845 | /* Turn "./" into just "." rather than "./." */ |
34aa616d | 1846 | fbuf[--len] = '\0'; |
557a35f5 | 1847 | } else { |
56f0c976 | 1848 | if (len + 1 >= MAXPATHLEN) |
a1f99493 | 1849 | overflow_exit("send_file_list"); |
56f0c976 WD |
1850 | fbuf[len++] = '.'; |
1851 | fbuf[len] = '\0'; | |
53f821f1 | 1852 | } |
4e421735 | 1853 | name_type = DOT_NAME; |
56f0c976 WD |
1854 | } else if (len > 1 && fbuf[len-1] == '.' && fbuf[len-2] == '.' |
1855 | && (len == 2 || fbuf[len-3] == '/')) { | |
1856 | if (len + 2 >= MAXPATHLEN) | |
a1f99493 | 1857 | overflow_exit("send_file_list"); |
56f0c976 WD |
1858 | fbuf[len++] = '/'; |
1859 | fbuf[len++] = '.'; | |
1860 | fbuf[len] = '\0'; | |
4e421735 WD |
1861 | name_type = DOT_NAME; |
1862 | } else if (fbuf[len-1] == '.' && (len == 1 || fbuf[len-2] == '/')) | |
1863 | name_type = DOT_NAME; | |
1864 | else | |
1865 | name_type = NORMAL_NAME; | |
c627d613 | 1866 | |
649d65ed AT |
1867 | dir = NULL; |
1868 | ||
1869 | if (!relative_paths) { | |
56f0c976 | 1870 | p = strrchr(fbuf, '/'); |
649d65ed | 1871 | if (p) { |
151f59f1 | 1872 | *p = '\0'; |
56f0c976 | 1873 | if (p == fbuf) |
649d65ed AT |
1874 | dir = "/"; |
1875 | else | |
56f0c976 WD |
1876 | dir = fbuf; |
1877 | len -= p - fbuf + 1; | |
1878 | fn = p + 1; | |
1879 | } else | |
1880 | fn = fbuf; | |
1902a765 WD |
1881 | } else { |
1882 | if ((p = strstr(fbuf, "/./")) != NULL) { | |
1883 | *p = '\0'; | |
1884 | if (p == fbuf) | |
1885 | dir = "/"; | |
1886 | else | |
1887 | dir = fbuf; | |
1902a765 | 1888 | fn = p + 3; |
4e421735 WD |
1889 | while (*fn == '/') |
1890 | fn++; | |
1891 | if (!*fn) | |
1892 | *--fn = '\0'; /* ensure room for '.' */ | |
1902a765 WD |
1893 | } else |
1894 | fn = fbuf; | |
4e421735 WD |
1895 | len = clean_fname(fn, CFN_KEEP_LEADING_DOT_DIR |
1896 | | CFN_KEEP_TRAILING_SLASH | |
1897 | | CFN_DROP_TRAILING_DOT_DIR); | |
ff0284dd WD |
1898 | if (len == 1) { |
1899 | if (fn[0] == '/') { | |
1900 | fn = "/."; | |
1901 | len = 2; | |
4e421735 | 1902 | name_type = DOT_NAME; |
ff0284dd | 1903 | } else if (fn[0] == '.') |
4e421735 WD |
1904 | name_type = DOT_NAME; |
1905 | } else if (fn[len-1] == '/') { | |
1906 | fn[--len] = '\0'; | |
1907 | if (len == 1 && *fn == '.') | |
1908 | name_type = DOT_NAME; | |
1909 | else | |
1910 | name_type = SLASH_ENDING_NAME; | |
ff0284dd | 1911 | } |
1902a765 | 1912 | /* Reject a ".." dir in the active part of the path. */ |
ede1f0eb WD |
1913 | for (p = fn; (p = strstr(p, "..")) != NULL; p += 2) { |
1914 | if ((p[2] == '/' || p[2] == '\0') | |
1915 | && (p == fn || p[-1] == '/')) { | |
1916 | rprintf(FERROR, | |
1917 | "found \"..\" dir in relative path: %s\n", | |
4e421735 | 1918 | fn); |
ede1f0eb WD |
1919 | exit_cleanup(RERR_SYNTAX); |
1920 | } | |
1902a765 WD |
1921 | } |
1922 | } | |
d2ea5980 | 1923 | |
56f0c976 WD |
1924 | if (!*fn) { |
1925 | len = 1; | |
1926 | fn = "."; | |
4e421735 | 1927 | name_type = DOT_NAME; |
56f0c976 | 1928 | } |
d2ea5980 | 1929 | |
3bb88b43 WD |
1930 | dirlen = dir ? strlen(dir) : 0; |
1931 | if (dirlen != lastdir_len || memcmp(lastdir, dir, dirlen) != 0) { | |
ef35abb2 | 1932 | if (!push_pathname(dir ? strdup(dir) : NULL, dirlen)) |
3b7bcaaf | 1933 | continue; |
ef35abb2 WD |
1934 | lastdir = pathname; |
1935 | lastdir_len = pathname_len; | |
3b7bcaaf | 1936 | } else if (!push_pathname(lastdir, lastdir_len)) |
3bb88b43 | 1937 | continue; |
d2ea5980 | 1938 | |
99eba675 | 1939 | if (fn != fbuf) |
56f0c976 WD |
1940 | memmove(fbuf, fn, len + 1); |
1941 | ||
4e421735 | 1942 | if (link_stat(fbuf, &st, copy_dirlinks || name_type != NORMAL_NAME) != 0) { |
25c2a6ac | 1943 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1944 | rsyserr(FERROR_XFER, errno, "link_stat %s failed", |
25c2a6ac WD |
1945 | full_fname(fbuf)); |
1946 | continue; | |
1947 | } | |
1948 | ||
1949 | if (S_ISDIR(st.st_mode) && !xfer_dirs) { | |
1950 | rprintf(FINFO, "skipping directory %s\n", fbuf); | |
1951 | continue; | |
1952 | } | |
1953 | ||
3932c423 WD |
1954 | if (inc_recurse && relative_paths && *fbuf) { |
1955 | if ((p = strchr(fbuf+1, '/')) != NULL) { | |
4e421735 WD |
1956 | if (p - fbuf == 1 && *fbuf == '.') { |
1957 | if ((fn = strchr(p+1, '/')) != NULL) | |
1958 | p = fn; | |
1959 | } else | |
1960 | fn = p; | |
1961 | send_implied_dirs(f, flist, fbuf, fbuf, p, flags, name_type); | |
1962 | if (fn == p) | |
1963 | continue; | |
3932c423 WD |
1964 | } |
1965 | } else if (implied_dirs && (p=strrchr(fbuf,'/')) && p != fbuf) { | |
151f59f1 WD |
1966 | /* Send the implied directories at the start of the |
1967 | * source spec, so we get their permissions right. */ | |
56f0c976 | 1968 | char *lp = lastpath, *slash = fbuf; |
151f59f1 | 1969 | *p = '\0'; |
2154309a WD |
1970 | /* Skip any initial directories in our path that we |
1971 | * have in common with lastpath. */ | |
56f0c976 | 1972 | for (fn = fbuf; *fn && *lp == *fn; lp++, fn++) { |
2154309a WD |
1973 | if (*fn == '/') |
1974 | slash = fn; | |
2154309a WD |
1975 | } |
1976 | *p = '/'; | |
3932c423 WD |
1977 | if (fn != p || (*lp && *lp != '/')) |
1978 | send_implied_dirs(f, flist, fbuf, slash, p, flags, 0); | |
649d65ed | 1979 | } |
ebed4c3a | 1980 | |
53ec55a8 WD |
1981 | if (one_file_system) |
1982 | filesystem_dev = st.st_dev; | |
1983 | ||
4e421735 | 1984 | if (recurse || (xfer_dirs && name_type != NORMAL_NAME)) { |
42c6b139 | 1985 | struct file_struct *file; |
3f309272 | 1986 | int top_flags = FLAG_TOP_DIR | FLAG_CONTENT_DIR | flags; |
42c6b139 WD |
1987 | file = send_file_name(f, flist, fbuf, &st, |
1988 | top_flags, ALL_FILTERS); | |
4e421735 | 1989 | if (inc_recurse) { |
eb7715c1 | 1990 | if (name_type == DOT_NAME && file) { |
4e421735 WD |
1991 | if (send_dir_depth < 0) { |
1992 | send_dir_depth = 0; | |
1993 | change_local_filter_dir(fbuf, len, send_dir_depth); | |
1994 | } | |
1995 | send_directory(f, flist, fbuf, len, flags); | |
1996 | } | |
1997 | } else if (file) | |
42c6b139 WD |
1998 | send_if_directory(f, flist, file, fbuf, len, flags); |
1999 | } else | |
2000 | send_file_name(f, flist, fbuf, &st, flags, ALL_FILTERS); | |
649d65ed | 2001 | } |
dc5ddbcc | 2002 | |
134f4338 WD |
2003 | gettimeofday(&end_tv, NULL); |
2004 | stats.flist_buildtime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000 | |
2005 | + (end_tv.tv_usec - start_tv.tv_usec) / 1000; | |
2006 | if (stats.flist_buildtime == 0) | |
2007 | stats.flist_buildtime = 1; | |
2008 | start_tv = end_tv; | |
31b4d25d | 2009 | |
8cae71eb WD |
2010 | write_byte(f, 0); /* Indicate end of file list */ |
2011 | ||
2012 | #ifdef SUPPORT_HARD_LINKS | |
3ea6e0e7 | 2013 | if (preserve_hard_links && protocol_version >= 30 && !inc_recurse) |
8cae71eb WD |
2014 | idev_destroy(); |
2015 | #endif | |
c627d613 | 2016 | |
134f4338 WD |
2017 | if (show_filelist_p()) |
2018 | finish_filelist_progress(flist); | |
31b4d25d | 2019 | |
134f4338 WD |
2020 | gettimeofday(&end_tv, NULL); |
2021 | stats.flist_xfertime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000 | |
2022 | + (end_tv.tv_usec - start_tv.tv_usec) / 1000; | |
ebed4c3a | 2023 | |
332cf6df WD |
2024 | /* When converting names, both sides keep an unsorted file-list array |
2025 | * because the names will differ on the sending and receiving sides | |
2026 | * (both sides will use the unsorted index number for each item). */ | |
2027 | ||
a6e7b978 WD |
2028 | /* Sort the list without removing any duplicates. This allows the |
2029 | * receiving side to ask for whatever name it kept. For incremental | |
2030 | * recursion mode, the sender marks duplicate dirs so that it can | |
2031 | * send them together in a single file-list. */ | |
332cf6df | 2032 | if (need_unsorted_flist) { |
65b4e4b2 WD |
2033 | if (!(flist->sorted = new_array(struct file_struct *, flist->used))) |
2034 | out_of_memory("send_file_list"); | |
2035 | memcpy(flist->sorted, flist->files, | |
2036 | flist->used * sizeof (struct file_struct*)); | |
2037 | } else | |
332cf6df | 2038 | flist->sorted = flist->files; |
65b4e4b2 | 2039 | flist_sort_and_clean(flist, 0); |
9decb4d2 | 2040 | file_total += flist->used; |
ebed4c3a | 2041 | |
0b52f94d | 2042 | if (numeric_ids <= 0 && !inc_recurse) |
1564cd5a | 2043 | send_id_list(f); |
f6c34742 | 2044 | |
134f4338 | 2045 | /* send the io_error flag */ |
c7e6f84f WD |
2046 | if (protocol_version < 30) |
2047 | write_int(f, ignore_errors ? 0 : io_error); | |
2048 | else if (io_error && !ignore_errors) | |
2049 | send_msg_int(MSG_IO_ERROR, io_error); | |
2050 | ||
2051 | if (disable_buffering) | |
2052 | io_end_buffering_out(); | |
6ba9279f | 2053 | |
134f4338 | 2054 | stats.flist_size = stats.total_written - start_write; |
9decb4d2 | 2055 | stats.num_files = flist->used; |
d6dead6b | 2056 | |
cefed3e8 | 2057 | if (verbose > 3) |
32cbfe7b | 2058 | output_flist(flist); |
cefed3e8 | 2059 | |
17faa41c | 2060 | if (verbose > 2) |
ebed4c3a | 2061 | rprintf(FINFO, "send_file_list done\n"); |
17faa41c | 2062 | |
3ea6e0e7 | 2063 | if (inc_recurse) { |
4e421735 | 2064 | send_dir_depth = 1; |
8ea07c00 | 2065 | add_dirs_to_tree(-1, flist, dir_count); |
4e421735 WD |
2066 | if (!file_total || strcmp(flist->sorted[0]->basename, ".") != 0) |
2067 | flist->parent_ndx = -1; | |
abdcb21a | 2068 | flist_done_allocating(flist); |
25c2a6ac WD |
2069 | if (send_dir_ndx < 0) { |
2070 | write_ndx(f, NDX_FLIST_EOF); | |
2071 | flist_eof = 1; | |
2072 | } | |
2073 | else if (file_total == 1) { | |
c7e6f84f WD |
2074 | /* If we're creating incremental file-lists and there |
2075 | * was just 1 item in the first file-list, send 1 more | |
2076 | * file-list to check if this is a 1-file xfer. */ | |
25c2a6ac | 2077 | send_extra_file_list(f, 1); |
c7e6f84f WD |
2078 | } |
2079 | } | |
2080 | ||
649d65ed | 2081 | return flist; |
c627d613 AT |
2082 | } |
2083 | ||
c627d613 AT |
2084 | struct file_list *recv_file_list(int f) |
2085 | { | |
ebed4c3a | 2086 | struct file_list *flist; |
c7e6f84f | 2087 | int dstart, flags; |
ebed4c3a | 2088 | int64 start_read; |
c627d613 | 2089 | |
98b1689d | 2090 | if (!first_flist) |
c7e6f84f | 2091 | rprintf(FLOG, "receiving file list\n"); |
1bbd10fe DD |
2092 | if (show_filelist_p()) |
2093 | start_filelist_progress("receiving file list"); | |
3ea6e0e7 | 2094 | else if (inc_recurse && verbose && !am_server && !first_flist) |
98b1689d | 2095 | rprintf(FCLIENT, "receiving incremental file list\n"); |
c627d613 | 2096 | |
ebed4c3a | 2097 | start_read = stats.total_read; |
a800434a | 2098 | |
8cae71eb | 2099 | #ifdef SUPPORT_HARD_LINKS |
d4d6646a | 2100 | if (preserve_hard_links && !first_flist) |
8cae71eb WD |
2101 | init_hard_links(); |
2102 | #endif | |
c627d613 | 2103 | |
9863bdbc WD |
2104 | flist = flist_new(0, "recv_file_list"); |
2105 | ||
3ea6e0e7 | 2106 | if (inc_recurse) { |
4e421735 | 2107 | if (flist->ndx_start == 1) |
c7e6f84f | 2108 | dir_flist = flist_new(FLIST_TEMP, "recv_file_list"); |
9decb4d2 | 2109 | dstart = dir_flist->used; |
c7e6f84f WD |
2110 | } else { |
2111 | dir_flist = flist; | |
2112 | dstart = 0; | |
2113 | } | |
2114 | ||
1ef00d20 | 2115 | while ((flags = read_byte(f)) != 0) { |
f5db0993 | 2116 | struct file_struct *file; |
dbda5fbf | 2117 | |
8ea07c00 | 2118 | flist_expand(flist, 1); |
c627d613 | 2119 | |
d01d15e0 | 2120 | if (protocol_version >= 28 && (flags & XMIT_EXTENDED_FLAGS)) |
75bc8600 | 2121 | flags |= read_byte(f) << 8; |
82ad07c4 | 2122 | file = recv_file_entry(flist, flags, f); |
c627d613 | 2123 | |
3ea6e0e7 | 2124 | if (inc_recurse && S_ISDIR(file->mode)) { |
8ea07c00 | 2125 | flist_expand(dir_flist, 1); |
9decb4d2 | 2126 | dir_flist->files[dir_flist->used++] = file; |
c7e6f84f WD |
2127 | } |
2128 | ||
9decb4d2 | 2129 | flist->files[flist->used++] = file; |
c627d613 | 2130 | |
9decb4d2 | 2131 | maybe_emit_filelist_progress(flist->used); |
1bbd10fe | 2132 | |
5e4ff5f9 WD |
2133 | if (verbose > 2) { |
2134 | rprintf(FINFO, "recv_file_name(%s)\n", | |
2135 | f_name(file, NULL)); | |
2136 | } | |
ebed4c3a | 2137 | } |
9decb4d2 | 2138 | file_total += flist->used; |
c627d613 | 2139 | |
ebed4c3a | 2140 | if (verbose > 2) |
9decb4d2 | 2141 | rprintf(FINFO, "received %d names\n", flist->used); |
c627d613 | 2142 | |
b7736c79 | 2143 | if (show_filelist_p()) |
1bbd10fe | 2144 | finish_filelist_progress(flist); |
a06d19e3 | 2145 | |
332cf6df WD |
2146 | if (need_unsorted_flist) { |
2147 | /* Create an extra array of index pointers that we can sort for | |
2148 | * the generator's use (for wading through the files in sorted | |
2149 | * order and for calling flist_find()). We keep the "files" | |
2150 | * list unsorted for our exchange of index numbers with the | |
2151 | * other side (since their names may not sort the same). */ | |
9decb4d2 | 2152 | if (!(flist->sorted = new_array(struct file_struct *, flist->used))) |
332cf6df WD |
2153 | out_of_memory("recv_file_list"); |
2154 | memcpy(flist->sorted, flist->files, | |
9decb4d2 WD |
2155 | flist->used * sizeof (struct file_struct*)); |
2156 | if (inc_recurse && dir_flist->used > dstart) { | |
65b4e4b2 WD |
2157 | static int dir_flist_malloced = 0; |
2158 | if (dir_flist_malloced < dir_flist->malloced) { | |
2159 | dir_flist->sorted = realloc_array(dir_flist->sorted, | |
2160 | struct file_struct *, | |
2161 | dir_flist->malloced); | |
2162 | dir_flist_malloced = dir_flist->malloced; | |
2163 | } | |
8ea07c00 | 2164 | memcpy(dir_flist->sorted + dstart, dir_flist->files + dstart, |
9decb4d2 WD |
2165 | (dir_flist->used - dstart) * sizeof (struct file_struct*)); |
2166 | fsort(dir_flist->sorted + dstart, dir_flist->used - dstart); | |
a6e7b978 | 2167 | } |
f7a76b9c | 2168 | } else { |
332cf6df | 2169 | flist->sorted = flist->files; |
9decb4d2 | 2170 | if (inc_recurse && dir_flist->used > dstart) { |
a6e7b978 | 2171 | dir_flist->sorted = dir_flist->files; |
9decb4d2 | 2172 | fsort(dir_flist->sorted + dstart, dir_flist->used - dstart); |
a6e7b978 WD |
2173 | } |
2174 | } | |
332cf6df | 2175 | |
abdcb21a WD |
2176 | if (inc_recurse) |
2177 | flist_done_allocating(flist); | |
2178 | else if (f >= 0) | |
1564cd5a | 2179 | recv_id_list(f, flist); |
f6c34742 | 2180 | |
65b4e4b2 | 2181 | flist_sort_and_clean(flist, relative_paths); |
a6e7b978 | 2182 | |
c7e6f84f | 2183 | if (protocol_version < 30) { |
b9f592fb | 2184 | /* Recv the io_error flag */ |
1f56188f | 2185 | if (ignore_errors) |
b9f592fb WD |
2186 | read_int(f); |
2187 | else | |
2188 | io_error |= read_int(f); | |
4e421735 WD |
2189 | } else if (inc_recurse && flist->ndx_start == 1) { |
2190 | if (!file_total || strcmp(flist->sorted[0]->basename, ".") != 0) | |
2191 | flist->parent_ndx = -1; | |
ebed4c3a | 2192 | } |
6ba9279f | 2193 | |
cefed3e8 | 2194 | if (verbose > 3) |
32cbfe7b | 2195 | output_flist(flist); |
cefed3e8 | 2196 | |
ebed4c3a MP |
2197 | if (verbose > 2) |
2198 | rprintf(FINFO, "recv_file_list done\n"); | |
17faa41c | 2199 | |
c7e6f84f | 2200 | stats.flist_size += stats.total_read - start_read; |
9decb4d2 | 2201 | stats.num_files += flist->used; |
a800434a | 2202 | |
ebed4c3a | 2203 | return flist; |
c627d613 AT |
2204 | } |
2205 | ||
c7e6f84f WD |
2206 | /* This is only used once by the receiver if the very first file-list |
2207 | * has exactly one item in it. */ | |
2208 | void recv_additional_file_list(int f) | |
c627d613 | 2209 | { |
c7e6f84f | 2210 | struct file_list *flist; |
9ae7a2cd | 2211 | int ndx = read_ndx(f); |
25c2a6ac | 2212 | if (ndx == NDX_FLIST_EOF) { |
c7e6f84f WD |
2213 | flist_eof = 1; |
2214 | change_local_filter_dir(NULL, 0, 0); | |
2215 | } else { | |
2216 | ndx = NDX_FLIST_OFFSET - ndx; | |
9decb4d2 | 2217 | if (ndx < 0 || ndx >= dir_flist->used) { |
c7e6f84f WD |
2218 | ndx = NDX_FLIST_OFFSET - ndx; |
2219 | rprintf(FERROR, | |
8ea07c00 WD |
2220 | "[%s] Invalid dir index: %d (%d - %d)\n", |
2221 | who_am_i(), ndx, NDX_FLIST_OFFSET, | |
9decb4d2 | 2222 | NDX_FLIST_OFFSET - dir_flist->used + 1); |
c7e6f84f WD |
2223 | exit_cleanup(RERR_PROTOCOL); |
2224 | } | |
1faa1a6d WD |
2225 | if (verbose > 3) { |
2226 | rprintf(FINFO, "[%s] receiving flist for dir %d\n", | |
2227 | who_am_i(), ndx); | |
2228 | } | |
c7e6f84f WD |
2229 | flist = recv_file_list(f); |
2230 | flist->parent_ndx = ndx; | |
2231 | } | |
c627d613 AT |
2232 | } |
2233 | ||
f5db0993 WD |
2234 | /* Search for an identically-named item in the file list. Note that the |
2235 | * items must agree in their directory-ness, or no match is returned. */ | |
2f3cad89 | 2236 | int flist_find(struct file_list *flist, struct file_struct *f) |
c627d613 | 2237 | { |
f3c3ed44 | 2238 | int low = flist->low, high = flist->high; |
207522ae | 2239 | int diff, mid, mid_up; |
f3c3ed44 WD |
2240 | |
2241 | while (low <= high) { | |
2242 | mid = (low + high) / 2; | |
332cf6df | 2243 | if (F_IS_ACTIVE(flist->sorted[mid])) |
c0b134a4 | 2244 | mid_up = mid; |
7402d583 WD |
2245 | else { |
2246 | /* Scan for the next non-empty entry using the cached | |
2247 | * distance values. If the value isn't fully up-to- | |
2248 | * date, update it. */ | |
332cf6df WD |
2249 | mid_up = mid + F_DEPTH(flist->sorted[mid]); |
2250 | if (!F_IS_ACTIVE(flist->sorted[mid_up])) { | |
85aecef6 | 2251 | do { |
332cf6df WD |
2252 | mid_up += F_DEPTH(flist->sorted[mid_up]); |
2253 | } while (!F_IS_ACTIVE(flist->sorted[mid_up])); | |
2254 | F_DEPTH(flist->sorted[mid]) = mid_up - mid; | |
c0b134a4 | 2255 | } |
c0b134a4 | 2256 | if (mid_up > high) { |
7402d583 WD |
2257 | /* If there's nothing left above us, set high to |
2258 | * a non-empty entry below us and continue. */ | |
332cf6df WD |
2259 | high = mid - (int)flist->sorted[mid]->len32; |
2260 | if (!F_IS_ACTIVE(flist->sorted[high])) { | |
85aecef6 | 2261 | do { |
332cf6df WD |
2262 | high -= (int)flist->sorted[high]->len32; |
2263 | } while (!F_IS_ACTIVE(flist->sorted[high])); | |
2264 | flist->sorted[mid]->len32 = mid - high; | |
7402d583 | 2265 | } |
c0b134a4 WD |
2266 | continue; |
2267 | } | |
c0b134a4 | 2268 | } |
332cf6df | 2269 | diff = f_name_cmp(flist->sorted[mid_up], f); |
207522ae | 2270 | if (diff == 0) { |
f5db0993 | 2271 | if (protocol_version < 29 |
332cf6df | 2272 | && S_ISDIR(flist->sorted[mid_up]->mode) |
f5db0993 WD |
2273 | != S_ISDIR(f->mode)) |
2274 | return -1; | |
f3c3ed44 | 2275 | return mid_up; |
f5db0993 | 2276 | } |
207522ae | 2277 | if (diff < 0) |
f3c3ed44 | 2278 | low = mid_up + 1; |
207522ae WD |
2279 | else |
2280 | high = mid - 1; | |
d966ee25 | 2281 | } |
d966ee25 | 2282 | return -1; |
c627d613 AT |
2283 | } |
2284 | ||
3ec4dd97 | 2285 | /* |
9935066b S |
2286 | * Free up any resources a file_struct has allocated |
2287 | * and clear the file. | |
3ec4dd97 | 2288 | */ |
82ad07c4 | 2289 | void clear_file(struct file_struct *file) |
c627d613 | 2290 | { |
a3e18c76 WD |
2291 | /* The +1 zeros out the first char of the basename. */ |
2292 | memset(file, 0, FILE_STRUCT_LEN + 1); | |
9d737ecb | 2293 | /* In an empty entry, F_DEPTH() is an offset to the next non-empty |
96293cf9 | 2294 | * entry. Likewise for len32 in the opposite direction. We assume |
0679ac4c WD |
2295 | * that we're alone for now since flist_find() will adjust the counts |
2296 | * it runs into that aren't up-to-date. */ | |
9d737ecb | 2297 | file->len32 = F_DEPTH(file) = 1; |
3ec4dd97 | 2298 | } |
c627d613 | 2299 | |
4785cd43 | 2300 | /* Allocate a new file list. */ |
c7e6f84f | 2301 | struct file_list *flist_new(int flags, char *msg) |
3d382777 AT |
2302 | { |
2303 | struct file_list *flist; | |
2304 | ||
3932c423 | 2305 | if (!(flist = new0(struct file_list))) |
9935066b | 2306 | out_of_memory(msg); |
3d382777 | 2307 | |
abdcb21a WD |
2308 | if (flags & FLIST_TEMP) { |
2309 | if (!(flist->file_pool = pool_create(SMALL_EXTENT, 0, | |
2310 | out_of_memory, POOL_INTERN))) | |
2311 | out_of_memory(msg); | |
2312 | } else { | |
c7e6f84f WD |
2313 | /* This is a doubly linked list with prev looping back to |
2314 | * the end of the list, but the last next pointer is NULL. */ | |
abdcb21a WD |
2315 | if (!first_flist) { |
2316 | flist->file_pool = pool_create(NORMAL_EXTENT, 0, | |
2317 | out_of_memory, POOL_INTERN); | |
2318 | if (!flist->file_pool) | |
2319 | out_of_memory(msg); | |
2320 | ||
65b4e4b2 | 2321 | flist->ndx_start = flist->flist_num = inc_recurse ? 1 : 0; |
4e421735 | 2322 | |
c7e6f84f | 2323 | first_flist = cur_flist = flist->prev = flist; |
abdcb21a | 2324 | } else { |
65b4e4b2 WD |
2325 | struct file_list *prev = first_flist->prev; |
2326 | ||
abdcb21a WD |
2327 | flist->file_pool = first_flist->file_pool; |
2328 | ||
65b4e4b2 WD |
2329 | flist->ndx_start = prev->ndx_start + prev->used + 1; |
2330 | flist->flist_num = prev->flist_num + 1; | |
abdcb21a | 2331 | |
65b4e4b2 WD |
2332 | flist->prev = prev; |
2333 | prev->next = first_flist->prev = flist; | |
c7e6f84f | 2334 | } |
abdcb21a | 2335 | flist->pool_boundary = pool_boundary(flist->file_pool, 0); |
c7e6f84f WD |
2336 | flist_cnt++; |
2337 | } | |
2338 | ||
3d382777 AT |
2339 | return flist; |
2340 | } | |
ebed4c3a | 2341 | |
4785cd43 | 2342 | /* Free up all elements in a flist. */ |
3ec4dd97 AT |
2343 | void flist_free(struct file_list *flist) |
2344 | { | |
abdcb21a WD |
2345 | if (!flist->prev) { |
2346 | /* Was FLIST_TEMP dir-list. */ | |
2347 | } else if (flist == flist->prev) { | |
c7e6f84f WD |
2348 | first_flist = cur_flist = NULL; |
2349 | file_total = 0; | |
2350 | flist_cnt = 0; | |
2351 | } else { | |
2352 | if (flist == cur_flist) | |
2353 | cur_flist = flist->next; | |
2354 | if (flist == first_flist) | |
2355 | first_flist = first_flist->next; | |
2356 | else { | |
2357 | flist->prev->next = flist->next; | |
2358 | if (!flist->next) | |
2359 | flist->next = first_flist; | |
2360 | } | |
2361 | flist->next->prev = flist->prev; | |
9decb4d2 | 2362 | file_total -= flist->used; |
c7e6f84f WD |
2363 | flist_cnt--; |
2364 | } | |
2365 | ||
abdcb21a WD |
2366 | if (!flist->prev || !flist_cnt) |
2367 | pool_destroy(flist->file_pool); | |
2368 | else | |
2369 | pool_free_old(flist->file_pool, flist->pool_boundary); | |
2370 | ||
332cf6df WD |
2371 | if (flist->sorted && flist->sorted != flist->files) |
2372 | free(flist->sorted); | |
3ec4dd97 | 2373 | free(flist->files); |
3ec4dd97 | 2374 | free(flist); |
c627d613 AT |
2375 | } |
2376 | ||
a6e7b978 WD |
2377 | /* This routine ensures we don't have any duplicate names in our file list. |
2378 | * duplicate names can cause corruption because of the pipelining. */ | |
65b4e4b2 | 2379 | static void flist_sort_and_clean(struct file_list *flist, int strip_root) |
c627d613 | 2380 | { |
85aecef6 | 2381 | char fbuf[MAXPATHLEN]; |
a6e7b978 | 2382 | int i, prev_i; |
c627d613 | 2383 | |
910ee8c9 WD |
2384 | if (!flist) |
2385 | return; | |
9decb4d2 | 2386 | if (flist->used == 0) { |
910ee8c9 | 2387 | flist->high = -1; |
9decb4d2 | 2388 | flist->low = 0; |
3ec4dd97 | 2389 | return; |
910ee8c9 | 2390 | } |
3ec4dd97 | 2391 | |
9decb4d2 | 2392 | fsort(flist->sorted, flist->used); |
ebed4c3a | 2393 | |
a6e7b978 | 2394 | if (!am_sender || inc_recurse) { |
9decb4d2 | 2395 | for (i = prev_i = 0; i < flist->used; i++) { |
a6e7b978 WD |
2396 | if (F_IS_ACTIVE(flist->sorted[i])) { |
2397 | prev_i = i; | |
2398 | break; | |
2399 | } | |
b91b50c0 | 2400 | } |
a6e7b978 WD |
2401 | flist->low = prev_i; |
2402 | } else { | |
9decb4d2 | 2403 | i = prev_i = flist->used - 1; |
a6e7b978 | 2404 | flist->low = 0; |
b91b50c0 | 2405 | } |
a6e7b978 | 2406 | |
9decb4d2 | 2407 | while (++i < flist->used) { |
fe1c19dc | 2408 | int j; |
332cf6df | 2409 | struct file_struct *file = flist->sorted[i]; |
f5db0993 | 2410 | |
96293cf9 | 2411 | if (!F_IS_ACTIVE(file)) |
b91b50c0 | 2412 | continue; |
332cf6df | 2413 | if (f_name_cmp(file, flist->sorted[prev_i]) == 0) |
fe1c19dc WD |
2414 | j = prev_i; |
2415 | else if (protocol_version >= 29 && S_ISDIR(file->mode)) { | |
f5db0993 WD |
2416 | int save_mode = file->mode; |
2417 | /* Make sure that this directory doesn't duplicate a | |
2418 | * non-directory earlier in the list. */ | |
f5db0993 | 2419 | flist->high = prev_i; |
fe1c19dc WD |
2420 | file->mode = S_IFREG; |
2421 | j = flist_find(flist, file); | |
f5db0993 | 2422 | file->mode = save_mode; |
fe1c19dc WD |
2423 | } else |
2424 | j = -1; | |
2425 | if (j >= 0) { | |
fe1c19dc WD |
2426 | int keep, drop; |
2427 | /* If one is a dir and the other is not, we want to | |
2428 | * keep the dir because it might have contents in the | |
e8e9e12c WD |
2429 | * list. Otherwise keep the first one. */ |
2430 | if (S_ISDIR(file->mode)) { | |
2431 | struct file_struct *fp = flist->sorted[j]; | |
3932c423 | 2432 | if (!S_ISDIR(fp->mode)) |
e8e9e12c WD |
2433 | keep = i, drop = j; |
2434 | else { | |
2435 | if (am_sender) | |
2436 | file->flags |= FLAG_DUPLICATE; | |
3f309272 WD |
2437 | else { /* Make sure we merge our vital flags. */ |
2438 | fp->flags |= file->flags & (FLAG_TOP_DIR|FLAG_CONTENT_DIR); | |
2439 | fp->flags &= file->flags | ~FLAG_IMPLIED_DIR; | |
2440 | } | |
e8e9e12c WD |
2441 | keep = j, drop = i; |
2442 | } | |
2443 | } else | |
fe1c19dc | 2444 | keep = j, drop = i; |
fe1c19dc | 2445 | |
e8e9e12c | 2446 | if (!am_sender) { |
a6e7b978 WD |
2447 | if (verbose > 1) { |
2448 | rprintf(FINFO, | |
2449 | "removing duplicate name %s from file list (%d)\n", | |
ee83e1bd | 2450 | f_name(file, fbuf), drop + flist->ndx_start); |
a6e7b978 | 2451 | } |
a6e7b978 WD |
2452 | clear_file(flist->sorted[drop]); |
2453 | } | |
9935066b | 2454 | |
fe1c19dc WD |
2455 | if (keep == i) { |
2456 | if (flist->low == drop) { | |
2457 | for (j = drop + 1; | |
332cf6df | 2458 | j < i && !F_IS_ACTIVE(flist->sorted[j]); |
fe1c19dc WD |
2459 | j++) {} |
2460 | flist->low = j; | |
2461 | } | |
2462 | prev_i = i; | |
2463 | } | |
728d0922 | 2464 | } else |
6931c138 | 2465 | prev_i = i; |
3ec4dd97 | 2466 | } |
a6e7b978 | 2467 | flist->high = prev_i; |
0199b05f | 2468 | |
c0b134a4 WD |
2469 | if (strip_root) { |
2470 | /* We need to strip off the leading slashes for relative | |
2471 | * paths, but this must be done _after_ the sorting phase. */ | |
2472 | for (i = flist->low; i <= flist->high; i++) { | |
332cf6df | 2473 | struct file_struct *file = flist->sorted[i]; |
c0b134a4 WD |
2474 | |
2475 | if (!file->dirname) | |
2476 | continue; | |
2477 | while (*file->dirname == '/') | |
2478 | file->dirname++; | |
2479 | if (!*file->dirname) | |
2480 | file->dirname = NULL; | |
2481 | } | |
2482 | } | |
2483 | ||
a6e7b978 | 2484 | if (prune_empty_dirs && !am_sender) { |
e6ffb966 | 2485 | int j, prev_depth = 0; |
9c000f5e | 2486 | |
e6ffb966 | 2487 | prev_i = 0; /* It's OK that this isn't really true. */ |
9c000f5e | 2488 | |
f5db0993 | 2489 | for (i = flist->low; i <= flist->high; i++) { |
332cf6df | 2490 | struct file_struct *fp, *file = flist->sorted[i]; |
ebed4c3a | 2491 | |
9d737ecb | 2492 | /* This temporarily abuses the F_DEPTH() value for a |
e6ffb966 WD |
2493 | * directory that is in a chain that might get pruned. |
2494 | * We restore the old value if it gets a reprieve. */ | |
9d737ecb | 2495 | if (S_ISDIR(file->mode) && F_DEPTH(file)) { |
e6ffb966 | 2496 | /* Dump empty dirs when coming back down. */ |
9d737ecb | 2497 | for (j = prev_depth; j >= F_DEPTH(file); j--) { |
332cf6df | 2498 | fp = flist->sorted[prev_i]; |
9d737ecb | 2499 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2500 | break; |
9d737ecb | 2501 | prev_i = -F_DEPTH(fp)-1; |
82ad07c4 | 2502 | clear_file(fp); |
9c000f5e | 2503 | } |
9d737ecb | 2504 | prev_depth = F_DEPTH(file); |
85aecef6 WD |
2505 | if (is_excluded(f_name(file, fbuf), 1, |
2506 | ALL_FILTERS)) { | |
e6ffb966 WD |
2507 | /* Keep dirs through this dir. */ |
2508 | for (j = prev_depth-1; ; j--) { | |
332cf6df | 2509 | fp = flist->sorted[prev_i]; |
9d737ecb | 2510 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2511 | break; |
9d737ecb WD |
2512 | prev_i = -F_DEPTH(fp)-1; |
2513 | F_DEPTH(fp) = j; | |
e6ffb966 | 2514 | } |
85aecef6 | 2515 | } else |
9d737ecb | 2516 | F_DEPTH(file) = -prev_i-1; |
e6ffb966 WD |
2517 | prev_i = i; |
2518 | } else { | |
2519 | /* Keep dirs through this non-dir. */ | |
2520 | for (j = prev_depth; ; j--) { | |
332cf6df | 2521 | fp = flist->sorted[prev_i]; |
9d737ecb | 2522 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2523 | break; |
9d737ecb WD |
2524 | prev_i = -F_DEPTH(fp)-1; |
2525 | F_DEPTH(fp) = j; | |
e6ffb966 | 2526 | } |
0199b05f | 2527 | } |
9c000f5e | 2528 | } |
ca947dea | 2529 | /* Dump all remaining empty dirs. */ |
e6ffb966 | 2530 | while (1) { |
332cf6df | 2531 | struct file_struct *fp = flist->sorted[prev_i]; |
9d737ecb | 2532 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2533 | break; |
9d737ecb | 2534 | prev_i = -F_DEPTH(fp)-1; |
82ad07c4 | 2535 | clear_file(fp); |
9c000f5e | 2536 | } |
f5db0993 | 2537 | |
9c000f5e | 2538 | for (i = flist->low; i <= flist->high; i++) { |
332cf6df | 2539 | if (F_IS_ACTIVE(flist->sorted[i])) |
9c000f5e WD |
2540 | break; |
2541 | } | |
2542 | flist->low = i; | |
2543 | for (i = flist->high; i >= flist->low; i--) { | |
332cf6df | 2544 | if (F_IS_ACTIVE(flist->sorted[i])) |
9c000f5e | 2545 | break; |
0199b05f | 2546 | } |
9c000f5e | 2547 | flist->high = i; |
0199b05f | 2548 | } |
cefed3e8 | 2549 | } |
0199b05f | 2550 | |
32cbfe7b | 2551 | static void output_flist(struct file_list *flist) |
cefed3e8 | 2552 | { |
f3c3ed44 | 2553 | char uidbuf[16], gidbuf[16], depthbuf[16]; |
cefed3e8 | 2554 | struct file_struct *file; |
9d737ecb | 2555 | const char *root, *dir, *slash, *name, *trail; |
32cbfe7b | 2556 | const char *who = who_am_i(); |
cefed3e8 | 2557 | int i; |
0199b05f | 2558 | |
65b4e4b2 WD |
2559 | rprintf(FINFO, "[%s] flist start=%d, used=%d, low=%d, high=%d\n", |
2560 | who, flist->ndx_start, flist->used, flist->low, flist->high); | |
9decb4d2 | 2561 | for (i = 0; i < flist->used; i++) { |
2ad3c717 | 2562 | file = flist->files[i]; |
9b25ef35 | 2563 | if ((am_root || am_sender) && uid_ndx) { |
1564cd5a WD |
2564 | snprintf(uidbuf, sizeof uidbuf, " uid=%u", |
2565 | F_OWNER(file)); | |
82ad07c4 | 2566 | } else |
f05f993e | 2567 | *uidbuf = '\0'; |
9b25ef35 | 2568 | if (gid_ndx) { |
1564cd5a WD |
2569 | static char parens[] = "(\0)\0\0\0"; |
2570 | char *pp = parens + (file->flags & FLAG_SKIP_GROUP ? 0 : 3); | |
2571 | snprintf(gidbuf, sizeof gidbuf, " gid=%s%u%s", | |
2572 | pp, F_GROUP(file), pp + 2); | |
82ad07c4 | 2573 | } else |
f05f993e | 2574 | *gidbuf = '\0'; |
f3c3ed44 | 2575 | if (!am_sender) |
9d737ecb | 2576 | snprintf(depthbuf, sizeof depthbuf, "%d", F_DEPTH(file)); |
96293cf9 | 2577 | if (F_IS_ACTIVE(file)) { |
ef35abb2 | 2578 | root = am_sender ? NS(F_PATHNAME(file)) : depthbuf; |
96293cf9 WD |
2579 | if ((dir = file->dirname) == NULL) |
2580 | dir = slash = ""; | |
2581 | else | |
2582 | slash = "/"; | |
c58c1dc4 | 2583 | name = file->basename; |
96293cf9 WD |
2584 | trail = S_ISDIR(file->mode) ? "/" : ""; |
2585 | } else | |
9d737ecb | 2586 | root = dir = slash = name = trail = ""; |
ee83e1bd WD |
2587 | rprintf(FINFO, |
2588 | "[%s] i=%d %s %s%s%s%s mode=0%o len=%.0f%s%s flags=%x\n", | |
2589 | who, i + flist->ndx_start, | |
2590 | root, dir, slash, name, trail, | |
2591 | (int)file->mode, (double)F_LENGTH(file), | |
2592 | uidbuf, gidbuf, file->flags); | |
0199b05f | 2593 | } |
3ec4dd97 AT |
2594 | } |
2595 | ||
8824e2ce | 2596 | enum fnc_state { s_DIR, s_SLASH, s_BASE, s_TRAILING }; |
f5db0993 | 2597 | enum fnc_type { t_PATH, t_ITEM }; |
8018edd3 | 2598 | |
569e6f43 WD |
2599 | static int found_prefix; |
2600 | ||
2f3cad89 | 2601 | /* Compare the names of two file_struct entities, similar to how strcmp() |
f5db0993 WD |
2602 | * would do if it were operating on the joined strings. |
2603 | * | |
2604 | * Some differences beginning with protocol_version 29: (1) directory names | |
2605 | * are compared with an assumed trailing slash so that they compare in a | |
2606 | * way that would cause them to sort immediately prior to any content they | |
2607 | * may have; (2) a directory of any name compares after a non-directory of | |
2608 | * any name at the same depth; (3) a directory with name "." compares prior | |
2609 | * to anything else. These changes mean that a directory and a non-dir | |
2610 | * with the same name will not compare as equal (protocol_version >= 29). | |
2611 | * | |
2612 | * The dirname component can be an empty string, but the basename component | |
2613 | * cannot (and never is in the current codebase). The basename component | |
2614 | * may be NULL (for a removed item), in which case it is considered to be | |
2615 | * after any existing item. */ | |
569e6f43 | 2616 | int f_name_cmp(const struct file_struct *f1, const struct file_struct *f2) |
3ec4dd97 | 2617 | { |
8018edd3 WD |
2618 | int dif; |
2619 | const uchar *c1, *c2; | |
1ef00d20 | 2620 | enum fnc_state state1, state2; |
f5db0993 WD |
2621 | enum fnc_type type1, type2; |
2622 | enum fnc_type t_path = protocol_version >= 29 ? t_PATH : t_ITEM; | |
8018edd3 | 2623 | |
96293cf9 WD |
2624 | if (!f1 || !F_IS_ACTIVE(f1)) { |
2625 | if (!f2 || !F_IS_ACTIVE(f2)) | |
8018edd3 WD |
2626 | return 0; |
2627 | return -1; | |
2628 | } | |
96293cf9 | 2629 | if (!f2 || !F_IS_ACTIVE(f2)) |
8018edd3 WD |
2630 | return 1; |
2631 | ||
14698a3a WD |
2632 | c1 = (uchar*)f1->dirname; |
2633 | c2 = (uchar*)f2->dirname; | |
2634 | if (c1 == c2) | |
2635 | c1 = c2 = NULL; | |
2636 | if (!c1) { | |
f5db0993 | 2637 | type1 = S_ISDIR(f1->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2638 | c1 = (const uchar*)f1->basename; |
f5db0993 WD |
2639 | if (type1 == t_PATH && *c1 == '.' && !c1[1]) { |
2640 | type1 = t_ITEM; | |
2641 | state1 = s_TRAILING; | |
2642 | c1 = (uchar*)""; | |
2643 | } else | |
2644 | state1 = s_BASE; | |
f5db0993 WD |
2645 | } else { |
2646 | type1 = t_path; | |
8824e2ce | 2647 | state1 = s_DIR; |
f5db0993 | 2648 | } |
14698a3a | 2649 | if (!c2) { |
f5db0993 | 2650 | type2 = S_ISDIR(f2->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2651 | c2 = (const uchar*)f2->basename; |
f5db0993 WD |
2652 | if (type2 == t_PATH && *c2 == '.' && !c2[1]) { |
2653 | type2 = t_ITEM; | |
2654 | state2 = s_TRAILING; | |
2655 | c2 = (uchar*)""; | |
2656 | } else | |
2657 | state2 = s_BASE; | |
f5db0993 WD |
2658 | } else { |
2659 | type2 = t_path; | |
8824e2ce | 2660 | state2 = s_DIR; |
f5db0993 WD |
2661 | } |
2662 | ||
2663 | if (type1 != type2) | |
2664 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 2665 | |
e4fdf1de | 2666 | do { |
f5db0993 | 2667 | if (!*c1) { |
8018edd3 | 2668 | switch (state1) { |
8824e2ce WD |
2669 | case s_DIR: |
2670 | state1 = s_SLASH; | |
e90b8ace | 2671 | c1 = (uchar*)"/"; |
8018edd3 | 2672 | break; |
8824e2ce | 2673 | case s_SLASH: |
f5db0993 | 2674 | type1 = S_ISDIR(f1->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2675 | c1 = (const uchar*)f1->basename; |
cbb5fa4f WD |
2676 | if (type1 == t_PATH && *c1 == '.' && !c1[1]) { |
2677 | type1 = t_ITEM; | |
2678 | state1 = s_TRAILING; | |
2679 | c1 = (uchar*)""; | |
2680 | } else | |
2681 | state1 = s_BASE; | |
8018edd3 | 2682 | break; |
8824e2ce WD |
2683 | case s_BASE: |
2684 | state1 = s_TRAILING; | |
f5db0993 | 2685 | if (type1 == t_PATH) { |
2f3cad89 | 2686 | c1 = (uchar*)"/"; |
f5db0993 WD |
2687 | break; |
2688 | } | |
2689 | /* FALL THROUGH */ | |
8824e2ce | 2690 | case s_TRAILING: |
f5db0993 | 2691 | type1 = t_ITEM; |
8018edd3 WD |
2692 | break; |
2693 | } | |
f5db0993 WD |
2694 | if (*c2 && type1 != type2) |
2695 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 2696 | } |
f5db0993 | 2697 | if (!*c2) { |
8018edd3 | 2698 | switch (state2) { |
8824e2ce WD |
2699 | case s_DIR: |
2700 | state2 = s_SLASH; | |
e90b8ace | 2701 | c2 = (uchar*)"/"; |
8018edd3 | 2702 | break; |
8824e2ce | 2703 | case s_SLASH: |
f5db0993 | 2704 | type2 = S_ISDIR(f2->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2705 | c2 = (const uchar*)f2->basename; |
cbb5fa4f WD |
2706 | if (type2 == t_PATH && *c2 == '.' && !c2[1]) { |
2707 | type2 = t_ITEM; | |
2708 | state2 = s_TRAILING; | |
2709 | c2 = (uchar*)""; | |
2710 | } else | |
2711 | state2 = s_BASE; | |
8018edd3 | 2712 | break; |
8824e2ce | 2713 | case s_BASE: |
8824e2ce | 2714 | state2 = s_TRAILING; |
f5db0993 | 2715 | if (type2 == t_PATH) { |
2f3cad89 | 2716 | c2 = (uchar*)"/"; |
f5db0993 WD |
2717 | break; |
2718 | } | |
2719 | /* FALL THROUGH */ | |
8824e2ce | 2720 | case s_TRAILING: |
569e6f43 | 2721 | found_prefix = 1; |
f5db0993 WD |
2722 | if (!*c1) |
2723 | return 0; | |
2724 | type2 = t_ITEM; | |
8018edd3 WD |
2725 | break; |
2726 | } | |
f5db0993 WD |
2727 | if (type1 != type2) |
2728 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 2729 | } |
e4fdf1de | 2730 | } while ((dif = (int)*c1++ - (int)*c2++) == 0); |
8018edd3 WD |
2731 | |
2732 | return dif; | |
2733 | } | |
2734 | ||
569e6f43 WD |
2735 | /* Returns 1 if f1's filename has all of f2's filename as a prefix. This does |
2736 | * not match if f2's basename is not an exact match of a path element in f1. | |
2737 | * E.g. /path/foo is not a prefix of /path/foobar/baz, but /path/foobar is. */ | |
2738 | int f_name_has_prefix(const struct file_struct *f1, const struct file_struct *f2) | |
2739 | { | |
2740 | found_prefix = 0; | |
2741 | f_name_cmp(f1, f2); | |
2742 | return found_prefix; | |
2743 | } | |
2744 | ||
96293cf9 WD |
2745 | char *f_name_buf(void) |
2746 | { | |
2747 | static char names[5][MAXPATHLEN]; | |
2748 | static unsigned int n; | |
2749 | ||
2750 | n = (n + 1) % (sizeof names / sizeof names[0]); | |
2751 | ||
2752 | return names[n]; | |
2753 | } | |
2754 | ||
8018edd3 | 2755 | /* Return a copy of the full filename of a flist entry, using the indicated |
5e4ff5f9 WD |
2756 | * buffer or one of 5 static buffers if fbuf is NULL. No size-checking is |
2757 | * done because we checked the size when creating the file_struct entry. | |
8018edd3 | 2758 | */ |
569e6f43 | 2759 | char *f_name(const struct file_struct *f, char *fbuf) |
8018edd3 | 2760 | { |
96293cf9 | 2761 | if (!f || !F_IS_ACTIVE(f)) |
ebed4c3a | 2762 | return NULL; |
3ec4dd97 | 2763 | |
96293cf9 WD |
2764 | if (!fbuf) |
2765 | fbuf = f_name_buf(); | |
5e4ff5f9 | 2766 | |
3ec4dd97 | 2767 | if (f->dirname) { |
882e6893 WD |
2768 | int len = strlen(f->dirname); |
2769 | memcpy(fbuf, f->dirname, len); | |
2770 | fbuf[len] = '/'; | |
c58c1dc4 | 2771 | strlcpy(fbuf + len + 1, f->basename, MAXPATHLEN - (len + 1)); |
8018edd3 | 2772 | } else |
c58c1dc4 | 2773 | strlcpy(fbuf, f->basename, MAXPATHLEN); |
0ee6ca98 | 2774 | |
b7736c79 | 2775 | return fbuf; |
8018edd3 | 2776 | } |
e03dfae5 | 2777 | |
32cbfe7b WD |
2778 | /* Do a non-recursive scan of the named directory, possibly ignoring all |
2779 | * exclude rules except for the daemon's. If "dlen" is >=0, it is the length | |
2780 | * of the dirname string, and also indicates that "dirname" is a MAXPATHLEN | |
2781 | * buffer (the functions we call will append names onto the end, but the old | |
2782 | * dir value will be restored on exit). */ | |
263d3bfb | 2783 | struct file_list *get_dirlist(char *dirname, int dlen, int ignore_filter_rules) |
37802f40 WD |
2784 | { |
2785 | struct file_list *dirlist; | |
2786 | char dirbuf[MAXPATHLEN]; | |
37802f40 | 2787 | int save_recurse = recurse; |
1661fe9b | 2788 | int save_xfer_dirs = xfer_dirs; |
4635fb99 | 2789 | int save_prune_empty_dirs = prune_empty_dirs; |
37802f40 | 2790 | |
32cbfe7b WD |
2791 | if (dlen < 0) { |
2792 | dlen = strlcpy(dirbuf, dirname, MAXPATHLEN); | |
2793 | if (dlen >= MAXPATHLEN) | |
2794 | return NULL; | |
2795 | dirname = dirbuf; | |
2796 | } | |
37802f40 | 2797 | |
c7e6f84f | 2798 | dirlist = flist_new(FLIST_TEMP, "get_dirlist"); |
32cbfe7b | 2799 | |
37802f40 | 2800 | recurse = 0; |
1661fe9b | 2801 | xfer_dirs = 1; |
a6e7b978 | 2802 | send_directory(ignore_filter_rules ? -2 : -1, dirlist, dirname, dlen, 0); |
1661fe9b | 2803 | xfer_dirs = save_xfer_dirs; |
37802f40 | 2804 | recurse = save_recurse; |
53135fe8 | 2805 | if (do_progress) |
9decb4d2 | 2806 | flist_count_offset += dirlist->used; |
37802f40 | 2807 | |
4635fb99 | 2808 | prune_empty_dirs = 0; |
332cf6df | 2809 | dirlist->sorted = dirlist->files; |
65b4e4b2 | 2810 | flist_sort_and_clean(dirlist, 0); |
4635fb99 | 2811 | prune_empty_dirs = save_prune_empty_dirs; |
564ef546 | 2812 | |
45478cc7 | 2813 | if (verbose > 3) |
32cbfe7b | 2814 | output_flist(dirlist); |
45478cc7 | 2815 | |
32cbfe7b | 2816 | return dirlist; |
45478cc7 | 2817 | } |