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> | |
b3bf9b9d | 7 | * Copyright (C) 2002-2009 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" |
5dd14f0c | 26 | #include "inums.h" |
6d4e718f | 27 | #include "io.h" |
c627d613 | 28 | |
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; |
c627d613 | 35 | extern int always_checksum; |
983b1ed3 WD |
36 | extern int module_id; |
37 | extern int ignore_errors; | |
4836c3ee | 38 | extern int numeric_ids; |
a06d19e3 | 39 | extern int recurse; |
a572e126 | 40 | extern int use_qsort; |
7e037c42 | 41 | extern int xfer_dirs; |
24d0fcde | 42 | extern int filesfrom_fd; |
c627d613 | 43 | extern int one_file_system; |
88c2190a | 44 | extern int copy_dirlinks; |
236adddc WD |
45 | extern int preserve_uid; |
46 | extern int preserve_gid; | |
1c3344a1 | 47 | extern int preserve_acls; |
16edf865 | 48 | extern int preserve_xattrs; |
c627d613 | 49 | extern int preserve_links; |
dc5ddbcc | 50 | extern int preserve_hard_links; |
c627d613 | 51 | extern int preserve_devices; |
b5c6a6ae | 52 | extern int preserve_specials; |
de6ab501 | 53 | extern int delete_during; |
42d8ec61 | 54 | extern int missing_args; |
95a44066 | 55 | extern int eol_nulls; |
6574b4f7 | 56 | extern int relative_paths; |
24d0fcde | 57 | extern int implied_dirs; |
53039410 WD |
58 | extern int ignore_perishable; |
59 | extern int non_perishable_cnt; | |
85aecef6 | 60 | extern int prune_empty_dirs; |
82306bf6 | 61 | extern int copy_links; |
b5313607 | 62 | extern int copy_unsafe_links; |
d04e9c51 | 63 | extern int protocol_version; |
cb13abfe | 64 | extern int sanitize_paths; |
9585b276 | 65 | extern int munge_symlinks; |
de6ab501 | 66 | extern int use_safe_inc_flist; |
f7a76b9c | 67 | extern int need_unsorted_flist; |
91fd15b8 | 68 | extern int sender_symlink_iconv; |
951e826b | 69 | extern int output_needs_newline; |
886df221 | 70 | extern int sender_keeps_checksum; |
f7a76b9c | 71 | extern int unsort_ndx; |
d64e6f42 | 72 | extern struct stats stats; |
95a44066 | 73 | extern char *filesfrom_host; |
2df20057 | 74 | extern char *usermap, *groupmap; |
c627d613 | 75 | |
e1f40891 WD |
76 | extern char curr_dir[MAXPATHLEN]; |
77 | ||
2b7e0f33 WD |
78 | extern struct chmod_mode_struct *chmod_modes; |
79 | ||
7b6c5c77 WD |
80 | extern filter_rule_list filter_list; |
81 | extern filter_rule_list daemon_filter_list; | |
c627d613 | 82 | |
332cf6df | 83 | #ifdef ICONV_OPTION |
2509753f | 84 | extern int filesfrom_convert; |
332cf6df WD |
85 | extern iconv_t ic_send, ic_recv; |
86 | #endif | |
87 | ||
1a2e41af WD |
88 | #ifdef HAVE_UTIMENSAT |
89 | #ifdef HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC | |
90 | #define ST_MTIME_NSEC st_mtim.tv_nsec | |
91 | #elif defined(HAVE_STRUCT_STAT_ST_MTIMENSEC) | |
92 | #define ST_MTIME_NSEC st_mtimensec | |
93 | #endif | |
94 | #endif | |
95 | ||
a572e126 WD |
96 | #define PTR_SIZE (sizeof (struct file_struct *)) |
97 | ||
06c28400 | 98 | int io_error; |
7752df41 | 99 | int checksum_len; |
535737bf | 100 | dev_t filesystem_dev; /* used to implement -x */ |
82ad07c4 | 101 | |
c7e6f84f | 102 | struct file_list *cur_flist, *first_flist, *dir_flist; |
4e421735 | 103 | int send_dir_ndx = -1, send_dir_depth = -1; |
c7e6f84f WD |
104 | int flist_cnt = 0; /* how many (non-tmp) file list objects exist */ |
105 | int file_total = 0; /* total of all active items over all file-lists */ | |
ce827c3e | 106 | int file_old_total = 0; /* total of active items that will soon be gone */ |
c7e6f84f WD |
107 | int flist_eof = 0; /* all the file-lists are now known */ |
108 | ||
4e421735 WD |
109 | #define NORMAL_NAME 0 |
110 | #define SLASH_ENDING_NAME 1 | |
84ecaa0e | 111 | #define DOTDIR_NAME 2 |
4e421735 | 112 | |
7e4b6b7b WD |
113 | /* Starting from protocol version 26, we always use 64-bit ino_t and dev_t |
114 | * internally, even if this platform does not allow files to have 64-bit inums. | |
115 | * The only exception is if we're on a platform with no 64-bit type at all. | |
116 | * | |
117 | * Because we use read_longint() to get these off the wire, if you transfer | |
118 | * devices or (for protocols < 30) hardlinks with dev or inum > 2**32 to a | |
119 | * machine with no 64-bit types then you will get an overflow error. | |
120 | * | |
121 | * Note that if you transfer devices from a 64-bit-devt machine (say, Solaris) | |
122 | * to a 32-bit-devt machine (say, Linux-2.2/x86) then the device numbers will | |
123 | * be truncated. But it's a kind of silly thing to do anyhow. */ | |
124 | ||
82ad07c4 WD |
125 | /* The tmp_* vars are used as a cache area by make_file() to store data |
126 | * that the sender doesn't need to remember in its file list. The data | |
127 | * will survive just long enough to be used by send_file_entry(). */ | |
128 | static dev_t tmp_rdev; | |
9d155ecd | 129 | #ifdef SUPPORT_HARD_LINKS |
130cdd0d | 130 | static int64 tmp_dev = -1, tmp_ino; |
9d155ecd | 131 | #endif |
a0456b9c | 132 | static char tmp_sum[MAX_DIGEST_LEN]; |
06c28400 | 133 | |
a0456b9c | 134 | static char empty_sum[MAX_DIGEST_LEN]; |
c7565dad | 135 | static int flist_count_offset; /* for --delete --progress */ |
3d382777 | 136 | |
65b4e4b2 | 137 | static void flist_sort_and_clean(struct file_list *flist, int strip_root); |
32cbfe7b | 138 | static void output_flist(struct file_list *flist); |
0199b05f | 139 | |
61dec11a WD |
140 | void init_flist(void) |
141 | { | |
951e826b | 142 | if (DEBUG_GTE(FLIST, 4)) { |
96293cf9 | 143 | rprintf(FINFO, "FILE_STRUCT_LEN=%d, EXTRA_LEN=%d\n", |
6aef83c9 | 144 | (int)FILE_STRUCT_LEN, (int)EXTRA_LEN); |
96293cf9 | 145 | } |
a0456b9c WD |
146 | checksum_len = protocol_version < 21 ? 2 |
147 | : protocol_version < 30 ? MD4_DIGEST_LEN | |
148 | : MD5_DIGEST_LEN; | |
61dec11a WD |
149 | } |
150 | ||
1bbd10fe | 151 | static int show_filelist_p(void) |
58225000 | 152 | { |
951e826b | 153 | return INFO_GTE(FLIST, 1) && xfer_dirs && !am_server && !inc_recurse; |
1bbd10fe | 154 | } |
ebed4c3a | 155 | |
1bbd10fe DD |
156 | static void start_filelist_progress(char *kind) |
157 | { | |
ea124cb3 | 158 | rprintf(FCLIENT, "%s ... ", kind); |
951e826b | 159 | output_needs_newline = 1; |
1bbd10fe | 160 | rflush(FINFO); |
58225000 MP |
161 | } |
162 | ||
53135fe8 | 163 | static void emit_filelist_progress(int count) |
db719fb0 | 164 | { |
ea124cb3 | 165 | rprintf(FCLIENT, " %d files...\r", count); |
db719fb0 MP |
166 | } |
167 | ||
53135fe8 | 168 | static void maybe_emit_filelist_progress(int count) |
58225000 | 169 | { |
951e826b | 170 | if (INFO_GTE(FLIST, 2) && show_filelist_p() && (count % 100) == 0) |
53135fe8 | 171 | emit_filelist_progress(count); |
58225000 MP |
172 | } |
173 | ||
1bbd10fe | 174 | static void finish_filelist_progress(const struct file_list *flist) |
58225000 | 175 | { |
951e826b | 176 | if (INFO_GTE(FLIST, 2)) { |
1bbd10fe | 177 | /* This overwrites the progress line */ |
c7b562be | 178 | rprintf(FINFO, "%d file%sto consider\n", |
9decb4d2 | 179 | flist->used, flist->used == 1 ? " " : "s "); |
951e826b WD |
180 | } else { |
181 | output_needs_newline = 0; | |
1bbd10fe | 182 | rprintf(FINFO, "done\n"); |
951e826b | 183 | } |
58225000 MP |
184 | } |
185 | ||
86943126 MP |
186 | void show_flist_stats(void) |
187 | { | |
188 | /* Nothing yet */ | |
189 | } | |
190 | ||
cad8f6f9 WD |
191 | /* Stat either a symlink or its referent, depending on the settings of |
192 | * copy_links, copy_unsafe_links, etc. Returns -1 on error, 0 on success. | |
4e5db0ad | 193 | * |
cad8f6f9 WD |
194 | * If path is the name of a symlink, then the linkbuf buffer (which must hold |
195 | * MAXPATHLEN chars) will be set to the symlink's target string. | |
4e5db0ad | 196 | * |
cad8f6f9 WD |
197 | * The stat structure pointed to by stp will contain information about the |
198 | * link or the referent as appropriate, if they exist. */ | |
199 | static int readlink_stat(const char *path, STRUCT_STAT *stp, char *linkbuf) | |
b5313607 | 200 | { |
4f5b0756 | 201 | #ifdef SUPPORT_LINKS |
cad8f6f9 | 202 | if (link_stat(path, stp, copy_dirlinks) < 0) |
b5313607 | 203 | return -1; |
cad8f6f9 | 204 | if (S_ISLNK(stp->st_mode)) { |
6e310d38 | 205 | int llen = do_readlink(path, linkbuf, MAXPATHLEN - 1); |
cad8f6f9 | 206 | if (llen < 0) |
b5313607 | 207 | return -1; |
cad8f6f9 | 208 | linkbuf[llen] = '\0'; |
fc638474 | 209 | if (copy_unsafe_links && unsafe_symlink(linkbuf, path)) { |
951e826b | 210 | if (INFO_GTE(SYMSAFE, 1)) { |
dbda5fbf | 211 | rprintf(FINFO,"copying unsafe symlink \"%s\" -> \"%s\"\n", |
0ee6ca98 | 212 | path, linkbuf); |
fc638474 | 213 | } |
9439c0cb | 214 | return x_stat(path, stp, NULL); |
b5313607 | 215 | } |
9585b276 WD |
216 | if (munge_symlinks && am_sender && llen > SYMLINK_PREFIX_LEN |
217 | && strncmp(linkbuf, SYMLINK_PREFIX, SYMLINK_PREFIX_LEN) == 0) { | |
218 | memmove(linkbuf, linkbuf + SYMLINK_PREFIX_LEN, | |
219 | llen - SYMLINK_PREFIX_LEN + 1); | |
220 | } | |
b5313607 DD |
221 | } |
222 | return 0; | |
223 | #else | |
9439c0cb | 224 | return x_stat(path, stp, NULL); |
b5313607 DD |
225 | #endif |
226 | } | |
227 | ||
cad8f6f9 | 228 | int link_stat(const char *path, STRUCT_STAT *stp, int follow_dirlinks) |
82306bf6 | 229 | { |
4f5b0756 | 230 | #ifdef SUPPORT_LINKS |
b7736c79 | 231 | if (copy_links) |
9439c0cb WD |
232 | return x_stat(path, stp, NULL); |
233 | if (x_lstat(path, stp, NULL) < 0) | |
314f4591 | 234 | return -1; |
cad8f6f9 | 235 | if (follow_dirlinks && S_ISLNK(stp->st_mode)) { |
314f4591 | 236 | STRUCT_STAT st; |
9439c0cb | 237 | if (x_stat(path, &st, NULL) == 0 && S_ISDIR(st.st_mode)) |
cad8f6f9 | 238 | *stp = st; |
314f4591 WD |
239 | } |
240 | return 0; | |
82306bf6 | 241 | #else |
9439c0cb | 242 | return x_stat(path, stp, NULL); |
82306bf6 AT |
243 | #endif |
244 | } | |
245 | ||
1aefb7ef WD |
246 | static inline int is_daemon_excluded(const char *fname, int is_dir) |
247 | { | |
819bfe45 | 248 | if (daemon_filter_list.head |
1df02d13 | 249 | && check_filter(&daemon_filter_list, FLOG, fname, is_dir) < 0) { |
1aefb7ef WD |
250 | errno = ENOENT; |
251 | return 1; | |
252 | } | |
253 | return 0; | |
254 | } | |
255 | ||
29a89172 | 256 | static inline int path_is_daemon_excluded(char *path, int ignore_filename) |
b5daf530 | 257 | { |
f8949e76 | 258 | if (daemon_filter_list.head) { |
29a89172 | 259 | char *slash = path; |
b5daf530 WD |
260 | |
261 | while ((slash = strchr(slash+1, '/')) != NULL) { | |
262 | int ret; | |
263 | *slash = '\0'; | |
1df02d13 | 264 | ret = check_filter(&daemon_filter_list, FLOG, path, 1); |
b5daf530 WD |
265 | *slash = '/'; |
266 | if (ret < 0) { | |
267 | errno = ENOENT; | |
268 | return 1; | |
269 | } | |
270 | } | |
271 | ||
272 | if (!ignore_filename | |
1df02d13 | 273 | && check_filter(&daemon_filter_list, FLOG, path, 1) < 0) { |
b5daf530 WD |
274 | errno = ENOENT; |
275 | return 1; | |
276 | } | |
277 | } | |
278 | ||
279 | return 0; | |
280 | } | |
281 | ||
7842418b | 282 | /* This function is used to check if a file should be included/excluded |
429f9828 | 283 | * from the list of files based on its name and type etc. The value of |
7842418b | 284 | * filter_level is set to either SERVER_FILTERS or ALL_FILTERS. */ |
1aefb7ef | 285 | static int is_excluded(const char *fname, int is_dir, int filter_level) |
c627d613 | 286 | { |
7d687932 | 287 | #if 0 /* This currently never happens, so avoid a useless compare. */ |
7842418b | 288 | if (filter_level == NO_FILTERS) |
429f9828 WD |
289 | return 0; |
290 | #endif | |
1aefb7ef | 291 | if (is_daemon_excluded(fname, is_dir)) |
429f9828 | 292 | return 1; |
7842418b | 293 | if (filter_level != ALL_FILTERS) |
429f9828 | 294 | return 0; |
7842418b | 295 | if (filter_list.head |
1df02d13 | 296 | && check_filter(&filter_list, FINFO, fname, is_dir) < 0) |
76e26e10 | 297 | return 1; |
76e26e10 | 298 | return 0; |
c627d613 AT |
299 | } |
300 | ||
a6e7b978 | 301 | static void send_directory(int f, struct file_list *flist, |
c7e6f84f | 302 | char *fbuf, int len, int flags); |
c627d613 | 303 | |
ef35abb2 WD |
304 | static const char *pathname, *orig_dir; |
305 | static int pathname_len; | |
c627d613 | 306 | |
9decb4d2 | 307 | /* Make sure flist can hold at least flist->used + extra entries. */ |
8ea07c00 | 308 | static void flist_expand(struct file_list *flist, int extra) |
d9d6bc52 | 309 | { |
0501f363 | 310 | struct file_struct **new_ptr; |
2e7d1994 | 311 | |
9decb4d2 | 312 | if (flist->used + extra <= flist->malloced) |
a85906c7 | 313 | return; |
dbda5fbf | 314 | |
a85906c7 S |
315 | if (flist->malloced < FLIST_START) |
316 | flist->malloced = FLIST_START; | |
317 | else if (flist->malloced >= FLIST_LINEAR) | |
318 | flist->malloced += FLIST_LINEAR; | |
319 | else | |
320 | flist->malloced *= 2; | |
321 | ||
a6e7b978 WD |
322 | /* In case count jumped or we are starting the list |
323 | * with a known size just set it. */ | |
9decb4d2 WD |
324 | if (flist->malloced < flist->used + extra) |
325 | flist->malloced = flist->used + extra; | |
a6e7b978 | 326 | |
0501f363 WD |
327 | new_ptr = realloc_array(flist->files, struct file_struct *, |
328 | flist->malloced); | |
2e7d1994 | 329 | |
951e826b | 330 | if (DEBUG_GTE(FLIST, 1) && flist->malloced != FLIST_START) { |
6d56efa6 | 331 | rprintf(FCLIENT, "[%s] expand file_list pointer array to %s bytes, did%s move\n", |
a85906c7 | 332 | who_am_i(), |
adc2476f | 333 | big_num(sizeof flist->files[0] * flist->malloced), |
a85906c7 | 334 | (new_ptr == flist->files) ? " not" : ""); |
d9d6bc52 | 335 | } |
a85906c7 | 336 | |
0501f363 | 337 | flist->files = new_ptr; |
a85906c7 S |
338 | |
339 | if (!flist->files) | |
340 | out_of_memory("flist_expand"); | |
d9d6bc52 MP |
341 | } |
342 | ||
abdcb21a WD |
343 | static void flist_done_allocating(struct file_list *flist) |
344 | { | |
345 | void *ptr = pool_boundary(flist->file_pool, 8*1024); | |
346 | if (flist->pool_boundary == ptr) | |
347 | flist->pool_boundary = NULL; /* list didn't use any pool memory */ | |
348 | else | |
349 | flist->pool_boundary = ptr; | |
350 | } | |
351 | ||
29a89172 WD |
352 | /* Call this with EITHER (1) "file, NULL, 0" to chdir() to the file's |
353 | * F_PATHNAME(), or (2) "NULL, dir, dirlen" to chdir() to the supplied dir, | |
354 | * with dir == NULL taken to be the starting directory, and dirlen < 0 | |
355 | * indicating that strdup(dir) should be called and then the -dirlen length | |
356 | * value checked to ensure that it is not daemon-excluded. */ | |
357 | int change_pathname(struct file_struct *file, const char *dir, int dirlen) | |
c7e6f84f | 358 | { |
29a89172 WD |
359 | if (dirlen < 0) { |
360 | char *cpy = strdup(dir); | |
361 | if (*cpy != '/') | |
362 | change_dir(orig_dir, CD_SKIP_CHDIR); | |
363 | if (path_is_daemon_excluded(cpy, 0)) | |
364 | goto chdir_error; | |
365 | dir = cpy; | |
366 | dirlen = -dirlen; | |
367 | } else { | |
368 | if (file) { | |
369 | if (pathname == F_PATHNAME(file)) | |
370 | return 1; | |
371 | dir = F_PATHNAME(file); | |
372 | if (dir) | |
373 | dirlen = strlen(dir); | |
374 | } else if (pathname == dir) | |
375 | return 1; | |
376 | if (dir && *dir != '/') | |
377 | change_dir(orig_dir, CD_SKIP_CHDIR); | |
c7e6f84f WD |
378 | } |
379 | ||
5b838296 WD |
380 | pathname = dir; |
381 | pathname_len = dirlen; | |
382 | ||
383 | if (!dir) | |
384 | dir = orig_dir; | |
385 | ||
386 | if (!change_dir(dir, CD_NORMAL)) { | |
29a89172 | 387 | chdir_error: |
c7e6f84f | 388 | io_error |= IOERR_GENERAL; |
342bfb5e | 389 | rsyserr(FERROR_XFER, errno, "change_dir %s failed", full_fname(dir)); |
5b838296 WD |
390 | if (dir != orig_dir) |
391 | change_dir(orig_dir, CD_NORMAL); | |
29a89172 WD |
392 | pathname = NULL; |
393 | pathname_len = 0; | |
c7e6f84f WD |
394 | return 0; |
395 | } | |
396 | ||
c7e6f84f WD |
397 | return 1; |
398 | } | |
399 | ||
6e5b6822 WD |
400 | static void send_file_entry(int f, const char *fname, struct file_struct *file, |
401 | #ifdef SUPPORT_LINKS | |
402 | const char *symlink_name, int symlink_len, | |
403 | #endif | |
404 | int ndx, int first_ndx) | |
c627d613 | 405 | { |
5911fee5 WD |
406 | static time_t modtime; |
407 | static mode_t mode; | |
c126e66e | 408 | #ifdef SUPPORT_HARD_LINKS |
1490812a | 409 | static int64 dev; |
c126e66e | 410 | #endif |
4124540d | 411 | static dev_t rdev; |
9c5e91f8 | 412 | static uint32 rdev_major; |
5911fee5 WD |
413 | static uid_t uid; |
414 | static gid_t gid; | |
c78cb8f3 | 415 | static const char *user_name, *group_name; |
5911fee5 | 416 | static char lastname[MAXPATHLEN]; |
0c096e29 | 417 | #ifdef SUPPORT_HARD_LINKS |
8cae71eb | 418 | int first_hlink_ndx = -1; |
0c096e29 | 419 | #endif |
ebed4c3a | 420 | int l1, l2; |
61cb031c | 421 | int xflags; |
72914a60 | 422 | |
e366e530 WD |
423 | /* Initialize starting value of xflags and adjust counts. */ |
424 | if (S_ISREG(file->mode)) | |
425 | xflags = 0; | |
426 | else if (S_ISDIR(file->mode)) { | |
427 | stats.num_dirs++; | |
428 | if (protocol_version >= 30) { | |
429 | if (file->flags & FLAG_CONTENT_DIR) | |
430 | xflags = file->flags & FLAG_TOP_DIR; | |
431 | else if (file->flags & FLAG_IMPLIED_DIR) | |
432 | xflags = XMIT_TOP_DIR | XMIT_NO_CONTENT_DIR; | |
433 | else | |
434 | xflags = XMIT_NO_CONTENT_DIR; | |
435 | } else | |
436 | xflags = file->flags & FLAG_TOP_DIR; /* FLAG_TOP_DIR == XMIT_TOP_DIR */ | |
437 | } else { | |
438 | if (S_ISLNK(file->mode)) | |
439 | stats.num_symlinks++; | |
440 | else if (IS_DEVICE(file->mode)) | |
441 | stats.num_devices++; | |
ce66f417 | 442 | else if (IS_SPECIAL(file->mode)) |
e366e530 WD |
443 | stats.num_specials++; |
444 | xflags = 0; | |
445 | } | |
72914a60 | 446 | |
30f337c9 | 447 | if (file->mode == mode) |
61cb031c | 448 | xflags |= XMIT_SAME_MODE; |
1ef00d20 | 449 | else |
30f337c9 | 450 | mode = file->mode; |
75f162e4 | 451 | |
a8e6e148 | 452 | if (preserve_devices && IS_DEVICE(mode)) { |
75bc8600 | 453 | if (protocol_version < 28) { |
82ad07c4 | 454 | if (tmp_rdev == rdev) |
61cb031c | 455 | xflags |= XMIT_SAME_RDEV_pre28; |
b5c6a6ae | 456 | else |
82ad07c4 | 457 | rdev = tmp_rdev; |
b5c6a6ae | 458 | } else { |
82ad07c4 | 459 | rdev = tmp_rdev; |
9c5e91f8 | 460 | if ((uint32)major(rdev) == rdev_major) |
61cb031c | 461 | xflags |= XMIT_SAME_RDEV_MAJOR; |
84a3efa0 | 462 | else |
9c5e91f8 | 463 | rdev_major = major(rdev); |
18438f0b | 464 | if (protocol_version < 30 && (uint32)minor(rdev) <= 0xFFu) |
61cb031c | 465 | xflags |= XMIT_RDEV_MINOR_8_pre30; |
75bc8600 | 466 | } |
a8e6e148 WD |
467 | } else if (preserve_specials && IS_SPECIAL(mode) && protocol_version < 31) { |
468 | /* Special files don't need an rdev number, so just make | |
469 | * the historical transmission of the value efficient. */ | |
470 | if (protocol_version < 28) | |
471 | xflags |= XMIT_SAME_RDEV_pre28; | |
472 | else { | |
473 | rdev = MAKEDEV(major(rdev), 0); | |
474 | xflags |= XMIT_SAME_RDEV_MAJOR; | |
475 | if (protocol_version < 30) | |
476 | xflags |= XMIT_RDEV_MINOR_8_pre30; | |
477 | } | |
b5c6a6ae | 478 | } else if (protocol_version < 28) |
b4a09b72 | 479 | rdev = MAKEDEV(0, 0); |
fd259802 WD |
480 | if (!preserve_uid || ((uid_t)F_OWNER(file) == uid && *lastname)) |
481 | xflags |= XMIT_SAME_UID; | |
482 | else { | |
483 | uid = F_OWNER(file); | |
484 | if (!numeric_ids) { | |
485 | user_name = add_uid(uid); | |
486 | if (inc_recurse && user_name) | |
487 | xflags |= XMIT_USER_NAME_FOLLOWS; | |
c7e6f84f | 488 | } |
82ad07c4 | 489 | } |
fd259802 WD |
490 | if (!preserve_gid || ((gid_t)F_GROUP(file) == gid && *lastname)) |
491 | xflags |= XMIT_SAME_GID; | |
492 | else { | |
493 | gid = F_GROUP(file); | |
494 | if (!numeric_ids) { | |
495 | group_name = add_gid(gid); | |
496 | if (inc_recurse && group_name) | |
497 | xflags |= XMIT_GROUP_NAME_FOLLOWS; | |
c7e6f84f | 498 | } |
82ad07c4 | 499 | } |
30f337c9 | 500 | if (file->modtime == modtime) |
61cb031c | 501 | xflags |= XMIT_SAME_TIME; |
1ef00d20 | 502 | else |
30f337c9 | 503 | modtime = file->modtime; |
1a2e41af WD |
504 | if (NSEC_BUMP(file) && protocol_version >= 31) |
505 | xflags |= XMIT_MOD_NSEC; | |
a289addd | 506 | |
4f5b0756 | 507 | #ifdef SUPPORT_HARD_LINKS |
130cdd0d | 508 | if (tmp_dev != -1) { |
8cae71eb | 509 | if (protocol_version >= 30) { |
9863bdbc | 510 | struct ht_int64_node *np = idev_find(tmp_dev, tmp_ino); |
424d3691 | 511 | first_hlink_ndx = (int32)(long)np->data - 1; |
8cae71eb | 512 | if (first_hlink_ndx < 0) { |
65b4e4b2 | 513 | np->data = (void*)(long)(first_ndx + ndx + 1); |
61cb031c | 514 | xflags |= XMIT_HLINK_FIRST; |
8cae71eb | 515 | } |
0c096e29 | 516 | if (DEBUG_GTE(HLINK, 1)) { |
28a5b78c WD |
517 | if (first_hlink_ndx >= 0) { |
518 | rprintf(FINFO, "[%s] #%d hard-links #%d (%sabbrev)\n", | |
519 | who_am_i(), first_ndx + ndx, first_hlink_ndx, | |
520 | first_hlink_ndx >= first_ndx ? "" : "un"); | |
521 | } else if (DEBUG_GTE(HLINK, 3)) { | |
522 | rprintf(FINFO, "[%s] dev:inode for #%d is %s:%s\n", | |
523 | who_am_i(), first_ndx + ndx, | |
adc2476f | 524 | big_num(tmp_dev), big_num(tmp_ino)); |
28a5b78c | 525 | } |
0c096e29 | 526 | } |
8cae71eb | 527 | } else { |
9d737ecb | 528 | if (tmp_dev == dev) { |
8cae71eb | 529 | if (protocol_version >= 28) |
61cb031c | 530 | xflags |= XMIT_SAME_DEV_pre30; |
8cae71eb | 531 | } else |
9d737ecb | 532 | dev = tmp_dev; |
8cae71eb | 533 | } |
fd259802 | 534 | xflags |= XMIT_HLINKED; |
c4b4df4f | 535 | } |
0d162bd1 | 536 | #endif |
ebed4c3a MP |
537 | |
538 | for (l1 = 0; | |
3e491682 S |
539 | lastname[l1] && (fname[l1] == lastname[l1]) && (l1 < 255); |
540 | l1++) {} | |
eddd5d12 | 541 | l2 = strlen(fname+l1); |
72914a60 | 542 | |
ebed4c3a | 543 | if (l1 > 0) |
61cb031c | 544 | xflags |= XMIT_SAME_NAME; |
ebed4c3a | 545 | if (l2 > 255) |
61cb031c | 546 | xflags |= XMIT_LONG_NAME; |
72914a60 | 547 | |
1aa4caf3 WD |
548 | /* We must make sure we don't send a zero flag byte or the |
549 | * other end will terminate the flist transfer. Note that | |
ee3751c8 | 550 | * the use of XMIT_TOP_DIR on a non-dir has no meaning, so |
1aa4caf3 | 551 | * it's harmless way to add a bit to the first flag byte. */ |
75bc8600 | 552 | if (protocol_version >= 28) { |
61cb031c WD |
553 | if (!xflags && !S_ISDIR(mode)) |
554 | xflags |= XMIT_TOP_DIR; | |
555 | if ((xflags & 0xFF00) || !xflags) { | |
556 | xflags |= XMIT_EXTENDED_FLAGS; | |
557 | write_shortint(f, xflags); | |
75bc8600 | 558 | } else |
61cb031c | 559 | write_byte(f, xflags); |
75bc8600 | 560 | } else { |
61cb031c WD |
561 | if (!(xflags & 0xFF)) |
562 | xflags |= S_ISDIR(mode) ? XMIT_LONG_NAME : XMIT_TOP_DIR; | |
563 | write_byte(f, xflags); | |
75bc8600 | 564 | } |
61cb031c | 565 | if (xflags & XMIT_SAME_NAME) |
ebed4c3a | 566 | write_byte(f, l1); |
61cb031c | 567 | if (xflags & XMIT_LONG_NAME) |
f31514ad | 568 | write_varint30(f, l2); |
72914a60 | 569 | else |
ebed4c3a MP |
570 | write_byte(f, l2); |
571 | write_buf(f, fname + l1, l2); | |
72914a60 | 572 | |
0c096e29 | 573 | #ifdef SUPPORT_HARD_LINKS |
8cae71eb | 574 | if (first_hlink_ndx >= 0) { |
9863bdbc | 575 | write_varint(f, first_hlink_ndx); |
28a5b78c | 576 | if (first_hlink_ndx >= first_ndx) |
d4d6646a | 577 | goto the_end; |
8cae71eb | 578 | } |
0c096e29 | 579 | #endif |
8cae71eb | 580 | |
ba59bd68 | 581 | write_varlong30(f, F_LENGTH(file), 3); |
61cb031c | 582 | if (!(xflags & XMIT_SAME_TIME)) { |
ba59bd68 WD |
583 | if (protocol_version >= 30) |
584 | write_varlong(f, modtime, 4); | |
585 | else | |
586 | write_int(f, modtime); | |
587 | } | |
1a2e41af WD |
588 | if (xflags & XMIT_MOD_NSEC) |
589 | write_varint(f, F_MOD_NSEC(file)); | |
61cb031c | 590 | if (!(xflags & XMIT_SAME_MODE)) |
30f337c9 | 591 | write_int(f, to_wire_mode(mode)); |
236adddc | 592 | if (preserve_uid && !(xflags & XMIT_SAME_UID)) { |
18438f0b WD |
593 | if (protocol_version < 30) |
594 | write_int(f, uid); | |
595 | else { | |
f31514ad | 596 | write_varint(f, uid); |
61cb031c | 597 | if (xflags & XMIT_USER_NAME_FOLLOWS) { |
18438f0b WD |
598 | int len = strlen(user_name); |
599 | write_byte(f, len); | |
600 | write_buf(f, user_name, len); | |
601 | } | |
c7e6f84f | 602 | } |
72914a60 | 603 | } |
236adddc | 604 | if (preserve_gid && !(xflags & XMIT_SAME_GID)) { |
18438f0b WD |
605 | if (protocol_version < 30) |
606 | write_int(f, gid); | |
607 | else { | |
f31514ad | 608 | write_varint(f, gid); |
61cb031c | 609 | if (xflags & XMIT_GROUP_NAME_FOLLOWS) { |
18438f0b WD |
610 | int len = strlen(group_name); |
611 | write_byte(f, len); | |
612 | write_buf(f, group_name, len); | |
613 | } | |
c7e6f84f | 614 | } |
72914a60 | 615 | } |
b5c6a6ae | 616 | if ((preserve_devices && IS_DEVICE(mode)) |
a8e6e148 | 617 | || (preserve_specials && IS_SPECIAL(mode) && protocol_version < 31)) { |
9c5e91f8 | 618 | if (protocol_version < 28) { |
61cb031c | 619 | if (!(xflags & XMIT_SAME_RDEV_pre28)) |
9c5e91f8 WD |
620 | write_int(f, (int)rdev); |
621 | } else { | |
61cb031c | 622 | if (!(xflags & XMIT_SAME_RDEV_MAJOR)) |
f31514ad | 623 | write_varint30(f, major(rdev)); |
18438f0b | 624 | if (protocol_version >= 30) |
f31514ad | 625 | write_varint(f, minor(rdev)); |
61cb031c | 626 | else if (xflags & XMIT_RDEV_MINOR_8_pre30) |
9c5e91f8 WD |
627 | write_byte(f, minor(rdev)); |
628 | else | |
629 | write_int(f, minor(rdev)); | |
630 | } | |
75bc8600 | 631 | } |
c627d613 | 632 | |
4f5b0756 | 633 | #ifdef SUPPORT_LINKS |
6e5b6822 WD |
634 | if (symlink_len) { |
635 | write_varint30(f, symlink_len); | |
636 | write_buf(f, symlink_name, symlink_len); | |
72914a60 | 637 | } |
c627d613 AT |
638 | #endif |
639 | ||
4f5b0756 | 640 | #ifdef SUPPORT_HARD_LINKS |
130cdd0d | 641 | if (tmp_dev != -1 && protocol_version < 30) { |
9dbb94a7 WD |
642 | /* Older protocols expect the dev number to be transmitted |
643 | * 1-incremented so that it is never zero. */ | |
4124540d | 644 | if (protocol_version < 26) { |
736a6a29 | 645 | /* 32-bit dev_t and ino_t */ |
9dbb94a7 | 646 | write_int(f, (int32)(dev+1)); |
9d737ecb | 647 | write_int(f, (int32)tmp_ino); |
736a6a29 MP |
648 | } else { |
649 | /* 64-bit dev_t and ino_t */ | |
61cb031c | 650 | if (!(xflags & XMIT_SAME_DEV_pre30)) |
9dbb94a7 | 651 | write_longint(f, dev+1); |
9d737ecb | 652 | write_longint(f, tmp_ino); |
736a6a29 | 653 | } |
72914a60 | 654 | } |
dc5ddbcc AT |
655 | #endif |
656 | ||
9a4a237e | 657 | if (always_checksum && (S_ISREG(mode) || protocol_version < 28)) { |
4a19c3b2 | 658 | const char *sum; |
728d0922 | 659 | if (S_ISREG(mode)) |
82ad07c4 | 660 | sum = tmp_sum; |
9a4a237e | 661 | else { |
728d0922 WD |
662 | /* Prior to 28, we sent a useless set of nulls. */ |
663 | sum = empty_sum; | |
728d0922 | 664 | } |
7752df41 | 665 | write_buf(f, sum, checksum_len); |
ebed4c3a | 666 | } |
182dca5c | 667 | |
0c096e29 | 668 | #ifdef SUPPORT_HARD_LINKS |
8cae71eb | 669 | the_end: |
0c096e29 | 670 | #endif |
ebed4c3a | 671 | strlcpy(lastname, fname, MAXPATHLEN); |
ca947dea WD |
672 | |
673 | if (S_ISREG(mode) || S_ISLNK(mode)) | |
674 | stats.total_size += F_LENGTH(file); | |
182dca5c AT |
675 | } |
676 | ||
1b502f3e | 677 | static struct file_struct *recv_file_entry(int f, struct file_list *flist, int xflags) |
182dca5c | 678 | { |
f14b3ef4 | 679 | static int64 modtime; |
5911fee5 | 680 | static mode_t mode; |
c126e66e | 681 | #ifdef SUPPORT_HARD_LINKS |
1490812a | 682 | static int64 dev; |
c126e66e | 683 | #endif |
4124540d | 684 | static dev_t rdev; |
9c5e91f8 | 685 | static uint32 rdev_major; |
5911fee5 WD |
686 | static uid_t uid; |
687 | static gid_t gid; | |
cf1b4969 | 688 | static uint16 gid_flags; |
a289addd | 689 | static char lastname[MAXPATHLEN], *lastdir; |
33ffd7c3 | 690 | static int lastdir_depth, lastdir_len = -1; |
42f23f47 | 691 | static unsigned int del_hier_name_len = 0; |
649f8742 | 692 | static int in_del_hier = 0; |
72914a60 | 693 | char thisname[MAXPATHLEN]; |
ebed4c3a | 694 | unsigned int l1 = 0, l2 = 0; |
c7e6f84f | 695 | int alloc_len, basename_len, linkname_len; |
99a957d3 | 696 | int extra_len = file_extra_cnt * EXTRA_LEN; |
8cae71eb | 697 | int first_hlink_ndx = -1; |
4ecf3e06 | 698 | int64 file_length; |
1a2e41af | 699 | uint32 modtime_nsec; |
c7e6f84f | 700 | const char *basename; |
72914a60 | 701 | struct file_struct *file; |
ef35abb2 WD |
702 | alloc_pool_t *pool; |
703 | char *bp; | |
72914a60 | 704 | |
1564cd5a | 705 | if (xflags & XMIT_SAME_NAME) |
72914a60 | 706 | l1 = read_byte(f); |
ebed4c3a | 707 | |
1564cd5a | 708 | if (xflags & XMIT_LONG_NAME) |
f31514ad | 709 | l2 = read_varint30(f); |
72914a60 AT |
710 | else |
711 | l2 = read_byte(f); | |
712 | ||
ebed4c3a MP |
713 | if (l2 >= MAXPATHLEN - l1) { |
714 | rprintf(FERROR, | |
1564cd5a WD |
715 | "overflow: xflags=0x%x l1=%d l2=%d lastname=%s [%s]\n", |
716 | xflags, l1, l2, lastname, who_am_i()); | |
82ad07c4 | 717 | overflow_exit("recv_file_entry"); |
d0fd26aa | 718 | } |
72914a60 | 719 | |
ebed4c3a MP |
720 | strlcpy(thisname, lastname, l1 + 1); |
721 | read_sbuf(f, &thisname[l1], l2); | |
722 | thisname[l1 + l2] = 0; | |
72914a60 | 723 | |
332cf6df WD |
724 | /* Abuse basename_len for a moment... */ |
725 | basename_len = strlcpy(lastname, thisname, MAXPATHLEN); | |
726 | ||
727 | #ifdef ICONV_OPTION | |
728 | if (ic_recv != (iconv_t)-1) { | |
2509753f | 729 | xbuf outbuf, inbuf; |
332cf6df | 730 | |
2509753f | 731 | INIT_CONST_XBUF(outbuf, thisname); |
bb640d32 | 732 | INIT_XBUF(inbuf, lastname, basename_len, (size_t)-1); |
332cf6df | 733 | |
d8a7290f | 734 | if (iconvbufs(ic_recv, &inbuf, &outbuf, ICB_INIT) < 0) { |
332cf6df | 735 | io_error |= IOERR_GENERAL; |
7c7462cd | 736 | rprintf(FERROR_UTF8, |
332cf6df WD |
737 | "[%s] cannot convert filename: %s (%s)\n", |
738 | who_am_i(), lastname, strerror(errno)); | |
2509753f | 739 | outbuf.len = 0; |
332cf6df | 740 | } |
6e5b6822 | 741 | thisname[outbuf.len] = '\0'; |
332cf6df WD |
742 | } |
743 | #endif | |
72914a60 | 744 | |
7568ff44 WD |
745 | if (*thisname) |
746 | clean_fname(thisname, 0); | |
72914a60 | 747 | |
0d162bd1 | 748 | if (sanitize_paths) |
d48810ba | 749 | sanitize_path(thisname, thisname, "", 0, SP_DEFAULT); |
cb13abfe | 750 | |
a289addd | 751 | if ((basename = strrchr(thisname, '/')) != NULL) { |
c7e6f84f WD |
752 | int len = basename++ - thisname; |
753 | if (len != lastdir_len || memcmp(thisname, lastdir, len) != 0) { | |
754 | lastdir = new_array(char, len + 1); | |
755 | memcpy(lastdir, thisname, len); | |
756 | lastdir[len] = '\0'; | |
757 | lastdir_len = len; | |
758 | lastdir_depth = count_dir_elements(lastdir); | |
759 | } | |
760 | } else | |
a289addd | 761 | basename = thisname; |
a289addd | 762 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
72914a60 | 763 | |
8cae71eb WD |
764 | #ifdef SUPPORT_HARD_LINKS |
765 | if (protocol_version >= 30 | |
1564cd5a | 766 | && BITS_SETnUNSET(xflags, XMIT_HLINKED, XMIT_HLINK_FIRST)) { |
9863bdbc | 767 | first_hlink_ndx = read_varint(f); |
d4d6646a | 768 | if (first_hlink_ndx < 0 || first_hlink_ndx >= flist->ndx_start + flist->used) { |
8cae71eb WD |
769 | rprintf(FERROR, |
770 | "hard-link reference out of range: %d (%d)\n", | |
d4d6646a | 771 | first_hlink_ndx, flist->ndx_start + flist->used); |
8cae71eb WD |
772 | exit_cleanup(RERR_PROTOCOL); |
773 | } | |
28a5b78c WD |
774 | if (DEBUG_GTE(HLINK, 1)) { |
775 | rprintf(FINFO, "[%s] #%d hard-links #%d (%sabbrev)\n", | |
776 | who_am_i(), flist->used+flist->ndx_start, first_hlink_ndx, | |
0c096e29 WD |
777 | first_hlink_ndx >= flist->ndx_start ? "" : "un"); |
778 | } | |
d4d6646a WD |
779 | if (first_hlink_ndx >= flist->ndx_start) { |
780 | struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start]; | |
781 | file_length = F_LENGTH(first); | |
782 | modtime = first->modtime; | |
1a2e41af | 783 | modtime_nsec = F_MOD_NSEC(first); |
d4d6646a | 784 | mode = first->mode; |
236adddc | 785 | if (preserve_uid) |
d4d6646a | 786 | uid = F_OWNER(first); |
236adddc | 787 | if (preserve_gid) |
d4d6646a | 788 | gid = F_GROUP(first); |
a8e6e148 | 789 | if (preserve_devices && IS_DEVICE(mode)) { |
d4d6646a WD |
790 | uint32 *devp = F_RDEV_P(first); |
791 | rdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp)); | |
792 | extra_len += DEV_EXTRA_CNT * EXTRA_LEN; | |
793 | } | |
794 | if (preserve_links && S_ISLNK(mode)) | |
795 | linkname_len = strlen(F_SYMLINK(first)) + 1; | |
796 | else | |
797 | linkname_len = 0; | |
798 | goto create_object; | |
8cae71eb | 799 | } |
8cae71eb WD |
800 | } |
801 | #endif | |
802 | ||
ba59bd68 | 803 | file_length = read_varlong30(f, 3); |
1564cd5a | 804 | if (!(xflags & XMIT_SAME_TIME)) { |
f14b3ef4 WD |
805 | if (protocol_version >= 30) { |
806 | modtime = read_varlong(f, 4); | |
807 | #if SIZEOF_TIME_T < SIZEOF_INT64 | |
b58f5e17 | 808 | if (!am_generator && (int64)(time_t)modtime != modtime) { |
3f0211b6 | 809 | rprintf(FERROR_XFER, |
f14b3ef4 WD |
810 | "Time value of %s truncated on receiver.\n", |
811 | lastname); | |
812 | } | |
813 | #endif | |
814 | } else | |
815 | modtime = read_int(f); | |
ba59bd68 | 816 | } |
1a2e41af WD |
817 | if (xflags & XMIT_MOD_NSEC) |
818 | modtime_nsec = read_varint(f); | |
819 | else | |
820 | modtime_nsec = 0; | |
1564cd5a | 821 | if (!(xflags & XMIT_SAME_MODE)) |
30f337c9 | 822 | mode = from_wire_mode(read_int(f)); |
1ef00d20 | 823 | |
4e0fa131 | 824 | if (chmod_modes && !S_ISLNK(mode) && mode) |
8bbe41b5 WD |
825 | mode = tweak_mode(mode, chmod_modes); |
826 | ||
236adddc | 827 | if (preserve_uid && !(xflags & XMIT_SAME_UID)) { |
18438f0b WD |
828 | if (protocol_version < 30) |
829 | uid = (uid_t)read_int(f); | |
830 | else { | |
f31514ad | 831 | uid = (uid_t)read_varint(f); |
1564cd5a | 832 | if (xflags & XMIT_USER_NAME_FOLLOWS) |
18438f0b | 833 | uid = recv_user_name(f, uid); |
2df20057 | 834 | else if (inc_recurse && am_root && (!numeric_ids || usermap)) |
18438f0b WD |
835 | uid = match_uid(uid); |
836 | } | |
c7e6f84f | 837 | } |
236adddc | 838 | if (preserve_gid && !(xflags & XMIT_SAME_GID)) { |
18438f0b WD |
839 | if (protocol_version < 30) |
840 | gid = (gid_t)read_int(f); | |
841 | else { | |
f31514ad | 842 | gid = (gid_t)read_varint(f); |
cf1b4969 | 843 | gid_flags = 0; |
1564cd5a | 844 | if (xflags & XMIT_GROUP_NAME_FOLLOWS) |
cf1b4969 | 845 | gid = recv_group_name(f, gid, &gid_flags); |
2df20057 | 846 | else if (inc_recurse && (!am_root || !numeric_ids || groupmap)) |
cf1b4969 | 847 | gid = match_gid(gid, &gid_flags); |
18438f0b | 848 | } |
c7e6f84f | 849 | } |
a289addd | 850 | |
b5c6a6ae | 851 | if ((preserve_devices && IS_DEVICE(mode)) |
a8e6e148 | 852 | || (preserve_specials && IS_SPECIAL(mode) && protocol_version < 31)) { |
75bc8600 | 853 | if (protocol_version < 28) { |
1564cd5a | 854 | if (!(xflags & XMIT_SAME_RDEV_pre28)) |
b5c6a6ae WD |
855 | rdev = (dev_t)read_int(f); |
856 | } else { | |
9c5e91f8 | 857 | uint32 rdev_minor; |
1564cd5a | 858 | if (!(xflags & XMIT_SAME_RDEV_MAJOR)) |
f31514ad | 859 | rdev_major = read_varint30(f); |
18438f0b | 860 | if (protocol_version >= 30) |
f31514ad | 861 | rdev_minor = read_varint(f); |
1564cd5a | 862 | else if (xflags & XMIT_RDEV_MINOR_8_pre30) |
9c5e91f8 WD |
863 | rdev_minor = read_byte(f); |
864 | else | |
865 | rdev_minor = read_int(f); | |
b4a09b72 | 866 | rdev = MAKEDEV(rdev_major, rdev_minor); |
1ef00d20 | 867 | } |
a8e6e148 WD |
868 | if (IS_DEVICE(mode)) |
869 | extra_len += DEV_EXTRA_CNT * EXTRA_LEN; | |
96293cf9 | 870 | file_length = 0; |
b5c6a6ae | 871 | } else if (protocol_version < 28) |
b4a09b72 | 872 | rdev = MAKEDEV(0, 0); |
72914a60 | 873 | |
4f5b0756 | 874 | #ifdef SUPPORT_LINKS |
30f337c9 | 875 | if (preserve_links && S_ISLNK(mode)) { |
f31514ad | 876 | linkname_len = read_varint30(f) + 1; /* count the '\0' */ |
a289addd WD |
877 | if (linkname_len <= 0 || linkname_len > MAXPATHLEN) { |
878 | rprintf(FERROR, "overflow: linkname_len=%d\n", | |
879 | linkname_len - 1); | |
82ad07c4 | 880 | overflow_exit("recv_file_entry"); |
9dd891bb | 881 | } |
6e5b6822 WD |
882 | #ifdef ICONV_OPTION |
883 | /* We don't know how much extra room we need to convert | |
87678cef WD |
884 | * the as-yet-unread symlink data, so let's hope that a |
885 | * double-size buffer is plenty. */ | |
91fd15b8 | 886 | if (sender_symlink_iconv) |
87678cef | 887 | linkname_len *= 2; |
6e5b6822 | 888 | #endif |
9585b276 WD |
889 | if (munge_symlinks) |
890 | linkname_len += SYMLINK_PREFIX_LEN; | |
72914a60 | 891 | } |
a289addd | 892 | else |
0d162bd1 | 893 | #endif |
a289addd | 894 | linkname_len = 0; |
0d162bd1 | 895 | |
82ad07c4 | 896 | #ifdef SUPPORT_HARD_LINKS |
8cae71eb | 897 | create_object: |
4785cd43 WD |
898 | if (preserve_hard_links) { |
899 | if (protocol_version < 28 && S_ISREG(mode)) | |
1564cd5a | 900 | xflags |= XMIT_HLINKED; |
cf1b4969 | 901 | if (xflags & XMIT_HLINKED) |
d4d6646a | 902 | extra_len += (inc_recurse+1) * EXTRA_LEN; |
82ad07c4 WD |
903 | } |
904 | #endif | |
905 | ||
1c3344a1 | 906 | #ifdef SUPPORT_ACLS |
d6c9c331 WD |
907 | /* Directories need an extra int32 for the default ACL. */ |
908 | if (preserve_acls && S_ISDIR(mode)) | |
909 | extra_len += EXTRA_LEN; | |
1c3344a1 WD |
910 | #endif |
911 | ||
96293cf9 WD |
912 | if (always_checksum && S_ISREG(mode)) |
913 | extra_len += SUM_EXTRA_CNT * EXTRA_LEN; | |
a289addd | 914 | |
4ecf3e06 | 915 | #if SIZEOF_INT64 >= 8 |
96293cf9 WD |
916 | if (file_length > 0xFFFFFFFFu && S_ISREG(mode)) |
917 | extra_len += EXTRA_LEN; | |
1a2e41af WD |
918 | #endif |
919 | #ifdef HAVE_UTIMENSAT | |
920 | if (modtime_nsec) | |
921 | extra_len += EXTRA_LEN; | |
4ecf3e06 WD |
922 | #endif |
923 | if (file_length < 0) { | |
924 | rprintf(FERROR, "Offset underflow: file-length is negative\n"); | |
925 | exit_cleanup(RERR_UNSUPPORTED); | |
926 | } | |
96293cf9 | 927 | |
3ea6e0e7 | 928 | if (inc_recurse && S_ISDIR(mode)) { |
c7e6f84f WD |
929 | if (one_file_system) { |
930 | /* Room to save the dir's device for -x */ | |
83d5e900 | 931 | extra_len += DEV_EXTRA_CNT * EXTRA_LEN; |
c7e6f84f | 932 | } |
ef35abb2 WD |
933 | pool = dir_flist->file_pool; |
934 | } else | |
935 | pool = flist->file_pool; | |
c7e6f84f | 936 | |
b58f5e17 WD |
937 | #if EXTRA_ROUNDING > 0 |
938 | if (extra_len & (EXTRA_ROUNDING * EXTRA_LEN)) | |
939 | extra_len = (extra_len | (EXTRA_ROUNDING * EXTRA_LEN)) + EXTRA_LEN; | |
940 | #endif | |
941 | ||
c7e6f84f | 942 | alloc_len = FILE_STRUCT_LEN + extra_len + basename_len |
96293cf9 | 943 | + linkname_len; |
ef35abb2 | 944 | bp = pool_alloc(pool, alloc_len, "recv_file_entry"); |
9935066b | 945 | |
a3e18c76 | 946 | memset(bp, 0, extra_len + FILE_STRUCT_LEN); |
82ad07c4 | 947 | bp += extra_len; |
f5db0993 | 948 | file = (struct file_struct *)bp; |
96293cf9 WD |
949 | bp += FILE_STRUCT_LEN; |
950 | ||
951 | memcpy(bp, basename, basename_len); | |
a289addd | 952 | |
cf1b4969 | 953 | #ifdef SUPPORT_HARD_LINKS |
75f162e4 | 954 | if (xflags & XMIT_HLINKED) |
cf1b4969 WD |
955 | file->flags |= FLAG_HLINKED; |
956 | #endif | |
f14b3ef4 | 957 | file->modtime = (time_t)modtime; |
1a2e41af WD |
958 | #ifdef HAVE_UTIMENSAT |
959 | if (modtime_nsec) { | |
960 | file->flags |= FLAG_MOD_NSEC; | |
961 | OPT_EXTRA(file, 0)->unum = modtime_nsec; | |
962 | } | |
963 | #endif | |
60af9465 | 964 | file->len32 = (uint32)file_length; |
4ecf3e06 | 965 | #if SIZEOF_INT64 >= 8 |
96293cf9 | 966 | if (file_length > 0xFFFFFFFFu && S_ISREG(mode)) { |
4ecf3e06 WD |
967 | #if SIZEOF_CAPITAL_OFF_T < 8 |
968 | rprintf(FERROR, "Offset overflow: attempted 64-bit file-length\n"); | |
969 | exit_cleanup(RERR_UNSUPPORTED); | |
970 | #else | |
96293cf9 | 971 | file->flags |= FLAG_LENGTH64; |
1a2e41af | 972 | OPT_EXTRA(file, NSEC_BUMP(file))->unum = (uint32)(file_length >> 32); |
4ecf3e06 | 973 | #endif |
96293cf9 | 974 | } |
4ecf3e06 | 975 | #endif |
a289addd | 976 | file->mode = mode; |
236adddc | 977 | if (preserve_uid) |
f1482c33 | 978 | F_OWNER(file) = uid; |
236adddc | 979 | if (preserve_gid) { |
f1482c33 | 980 | F_GROUP(file) = gid; |
cf1b4969 WD |
981 | file->flags |= gid_flags; |
982 | } | |
f7a76b9c | 983 | if (unsort_ndx) |
9decb4d2 | 984 | F_NDX(file) = flist->used + flist->ndx_start; |
a289addd | 985 | |
c7e6f84f WD |
986 | if (basename != thisname) { |
987 | file->dirname = lastdir; | |
9d737ecb | 988 | F_DEPTH(file) = lastdir_depth + 1; |
f3c3ed44 | 989 | } else |
9d737ecb | 990 | F_DEPTH(file) = 1; |
f3c3ed44 | 991 | |
649f8742 | 992 | if (S_ISDIR(mode)) { |
ee3751c8 | 993 | if (basename_len == 1+1 && *basename == '.') /* +1 for '\0' */ |
9d737ecb | 994 | F_DEPTH(file)--; |
ff0284dd | 995 | if (protocol_version >= 30) { |
3f309272 WD |
996 | if (!(xflags & XMIT_NO_CONTENT_DIR)) { |
997 | if (xflags & XMIT_TOP_DIR) | |
998 | file->flags |= FLAG_TOP_DIR; | |
999 | file->flags |= FLAG_CONTENT_DIR; | |
1000 | } else if (xflags & XMIT_TOP_DIR) | |
1001 | file->flags |= FLAG_IMPLIED_DIR; | |
ff0284dd | 1002 | } else if (xflags & XMIT_TOP_DIR) { |
75c51953 | 1003 | in_del_hier = recurse; |
9d737ecb | 1004 | del_hier_name_len = F_DEPTH(file) == 0 ? 0 : l1 + l2; |
7a16e122 | 1005 | if (relative_paths && del_hier_name_len > 2 |
9cdadbb1 WD |
1006 | && lastname[del_hier_name_len-1] == '.' |
1007 | && lastname[del_hier_name_len-2] == '/') | |
7a16e122 | 1008 | del_hier_name_len -= 2; |
3f309272 | 1009 | file->flags |= FLAG_TOP_DIR | FLAG_CONTENT_DIR; |
ee3751c8 | 1010 | } else if (in_del_hier) { |
f3c3ed44 WD |
1011 | if (!relative_paths || !del_hier_name_len |
1012 | || (l1 >= del_hier_name_len | |
9cdadbb1 | 1013 | && lastname[del_hier_name_len] == '/')) |
3f309272 | 1014 | file->flags |= FLAG_CONTENT_DIR; |
649f8742 WD |
1015 | else |
1016 | in_del_hier = 0; | |
1017 | } | |
1018 | } | |
1019 | ||
a8e6e148 | 1020 | if (preserve_devices && IS_DEVICE(mode)) { |
4785cd43 WD |
1021 | uint32 *devp = F_RDEV_P(file); |
1022 | DEV_MAJOR(devp) = major(rdev); | |
1023 | DEV_MINOR(devp) = minor(rdev); | |
82ad07c4 | 1024 | } |
a289addd | 1025 | |
4f5b0756 | 1026 | #ifdef SUPPORT_LINKS |
a289addd | 1027 | if (linkname_len) { |
cfdb27b0 | 1028 | bp += basename_len; |
d4d6646a | 1029 | if (first_hlink_ndx >= flist->ndx_start) { |
c47e3ee1 | 1030 | struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start]; |
8cae71eb | 1031 | memcpy(bp, F_SYMLINK(first), linkname_len); |
ef3f14e6 | 1032 | } else { |
6e5b6822 WD |
1033 | if (munge_symlinks) { |
1034 | strlcpy(bp, SYMLINK_PREFIX, linkname_len); | |
1035 | bp += SYMLINK_PREFIX_LEN; | |
1036 | linkname_len -= SYMLINK_PREFIX_LEN; | |
1037 | } | |
1038 | #ifdef ICONV_OPTION | |
91fd15b8 | 1039 | if (sender_symlink_iconv) { |
6e5b6822 WD |
1040 | xbuf outbuf, inbuf; |
1041 | ||
1042 | alloc_len = linkname_len; | |
87678cef | 1043 | linkname_len /= 2; |
6e5b6822 | 1044 | |
e34ad4e9 | 1045 | /* Read the symlink data into the end of our double-sized |
6e5b6822 WD |
1046 | * buffer and then convert it into the right spot. */ |
1047 | INIT_XBUF(inbuf, bp + alloc_len - linkname_len, | |
1048 | linkname_len - 1, (size_t)-1); | |
1049 | read_sbuf(f, inbuf.buf, inbuf.len); | |
1050 | INIT_XBUF(outbuf, bp, 0, alloc_len); | |
1051 | ||
d8a7290f | 1052 | if (iconvbufs(ic_recv, &inbuf, &outbuf, ICB_INIT) < 0) { |
6e5b6822 WD |
1053 | io_error |= IOERR_GENERAL; |
1054 | rprintf(FERROR_XFER, | |
e34ad4e9 | 1055 | "[%s] cannot convert symlink data for: %s (%s)\n", |
6e5b6822 WD |
1056 | who_am_i(), full_fname(thisname), strerror(errno)); |
1057 | bp = (char*)file->basename; | |
1058 | *bp++ = '\0'; | |
1059 | outbuf.len = 0; | |
1060 | } | |
1061 | bp[outbuf.len] = '\0'; | |
1062 | } else | |
1063 | #endif | |
1064 | read_sbuf(f, bp, linkname_len - 1); | |
1065 | if (sanitize_paths && !munge_symlinks && *bp) | |
d48810ba | 1066 | sanitize_path(bp, bp, "", lastdir_depth, SP_DEFAULT); |
ef3f14e6 | 1067 | } |
a289addd WD |
1068 | } |
1069 | #endif | |
1070 | ||
4f5b0756 | 1071 | #ifdef SUPPORT_HARD_LINKS |
75f162e4 | 1072 | if (preserve_hard_links && xflags & XMIT_HLINKED) { |
8cae71eb | 1073 | if (protocol_version >= 30) { |
a0f29ed8 | 1074 | if (xflags & XMIT_HLINK_FIRST) { |
65b4e4b2 | 1075 | F_HL_GNUM(file) = flist->ndx_start + flist->used; |
a0f29ed8 WD |
1076 | } else |
1077 | F_HL_GNUM(file) = first_hlink_ndx; | |
736a6a29 | 1078 | } else { |
9d737ecb | 1079 | static int32 cnt = 0; |
9863bdbc | 1080 | struct ht_int64_node *np; |
9d737ecb WD |
1081 | int64 ino; |
1082 | int32 ndx; | |
8cae71eb | 1083 | if (protocol_version < 26) { |
9d737ecb WD |
1084 | dev = read_int(f); |
1085 | ino = read_int(f); | |
8cae71eb | 1086 | } else { |
1564cd5a | 1087 | if (!(xflags & XMIT_SAME_DEV_pre30)) |
8cae71eb | 1088 | dev = read_longint(f); |
9d737ecb | 1089 | ino = read_longint(f); |
8cae71eb | 1090 | } |
9863bdbc | 1091 | np = idev_find(dev, ino); |
424d3691 | 1092 | ndx = (int32)(long)np->data - 1; |
9d737ecb WD |
1093 | if (ndx < 0) { |
1094 | ndx = cnt++; | |
424d3691 | 1095 | np->data = (void*)(long)cnt; |
9d737ecb WD |
1096 | } |
1097 | F_HL_GNUM(file) = ndx; | |
736a6a29 | 1098 | } |
72914a60 | 1099 | } |
dc5ddbcc | 1100 | #endif |
ebed4c3a | 1101 | |
96293cf9 WD |
1102 | if (always_checksum && (S_ISREG(mode) || protocol_version < 28)) { |
1103 | if (S_ISREG(mode)) | |
83d5e900 | 1104 | bp = F_SUM(file); |
82ad07c4 | 1105 | else { |
fea4db62 | 1106 | /* Prior to 28, we get a useless set of nulls. */ |
82ad07c4 | 1107 | bp = tmp_sum; |
fea4db62 | 1108 | } |
d4d6646a | 1109 | if (first_hlink_ndx >= flist->ndx_start) { |
c47e3ee1 | 1110 | struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start]; |
8cae71eb WD |
1111 | memcpy(bp, F_SUM(first), checksum_len); |
1112 | } else | |
1113 | read_buf(f, bp, checksum_len); | |
72914a60 | 1114 | } |
ebed4c3a | 1115 | |
1c3344a1 WD |
1116 | #ifdef SUPPORT_ACLS |
1117 | if (preserve_acls && !S_ISLNK(mode)) | |
1b502f3e | 1118 | receive_acl(f, file); |
1c3344a1 | 1119 | #endif |
16edf865 WD |
1120 | #ifdef SUPPORT_XATTRS |
1121 | if (preserve_xattrs) | |
1b502f3e | 1122 | receive_xattr(f, file); |
16edf865 | 1123 | #endif |
1c3344a1 | 1124 | |
ca947dea WD |
1125 | if (S_ISREG(mode) || S_ISLNK(mode)) |
1126 | stats.total_size += file_length; | |
1127 | ||
f5db0993 | 1128 | return file; |
c627d613 AT |
1129 | } |
1130 | ||
2f188c8d WD |
1131 | /* Create a file_struct for a named file by reading its stat() information |
1132 | * and performing extensive checks against global options. | |
db719fb0 | 1133 | * |
2f188c8d | 1134 | * Returns a pointer to the new file struct, or NULL if there was an error |
2171b939 MM |
1135 | * or this file should be excluded. |
1136 | * | |
1137 | * Note: Any error (here or in send_file_name) that results in the omission of | |
1138 | * an existent source file from the file list should set | |
1139 | * "io_error |= IOERR_GENERAL" to avoid deletion of the file from the | |
1140 | * destination if --delete is on. */ | |
45d8bfe0 | 1141 | struct file_struct *make_file(const char *fname, struct file_list *flist, |
82ad07c4 | 1142 | STRUCT_STAT *stp, int flags, int filter_level) |
c627d613 | 1143 | { |
a289addd WD |
1144 | static char *lastdir; |
1145 | static int lastdir_len = -1; | |
3ec4dd97 | 1146 | struct file_struct *file; |
1923b1fc | 1147 | char thisname[MAXPATHLEN]; |
e0870f1d | 1148 | char linkname[MAXPATHLEN]; |
c7e6f84f | 1149 | int alloc_len, basename_len, linkname_len; |
99a957d3 | 1150 | int extra_len = file_extra_cnt * EXTRA_LEN; |
c7e6f84f | 1151 | const char *basename; |
8ea07c00 | 1152 | alloc_pool_t *pool; |
2f188c8d | 1153 | STRUCT_STAT st; |
c7e6f84f | 1154 | char *bp; |
9935066b | 1155 | |
b3b32601 | 1156 | if (strlcpy(thisname, fname, sizeof thisname) >= sizeof thisname) { |
2171b939 | 1157 | io_error |= IOERR_GENERAL; |
342bfb5e | 1158 | rprintf(FERROR_XFER, "skipping overly long name: %s\n", fname); |
882e6893 WD |
1159 | return NULL; |
1160 | } | |
58b1999e | 1161 | clean_fname(thisname, 0); |
b7736c79 | 1162 | if (sanitize_paths) |
d48810ba | 1163 | sanitize_path(thisname, thisname, "", 0, SP_DEFAULT); |
3ec4dd97 | 1164 | |
ce66f417 WD |
1165 | if (stp && (S_ISDIR(stp->st_mode) || stp->st_mode == 0)) { |
1166 | /* This is needed to handle a "symlink/." with a --relative | |
1167 | * dir, or a request to delete a specific file. */ | |
1168 | st = *stp; | |
e4fdf1de WD |
1169 | *linkname = '\0'; /* make IBM code checker happy */ |
1170 | } else if (readlink_stat(thisname, &st, linkname) != 0) { | |
76e26e10 | 1171 | int save_errno = errno; |
a4a7e64c | 1172 | /* See if file is excluded before reporting an error. */ |
7842418b | 1173 | if (filter_level != NO_FILTERS |
60cc01a6 | 1174 | && (is_excluded(thisname, 0, filter_level) |
53039410 WD |
1175 | || is_excluded(thisname, 1, filter_level))) { |
1176 | if (ignore_perishable && save_errno != ENOENT) | |
1177 | non_perishable_cnt++; | |
a4a7e64c | 1178 | return NULL; |
53039410 | 1179 | } |
a4a7e64c | 1180 | if (save_errno == ENOENT) { |
4f5b0756 | 1181 | #ifdef SUPPORT_LINKS |
21897ecb WD |
1182 | /* When our options tell us to follow a symlink that |
1183 | * points nowhere, tell the user about the symlink | |
1184 | * instead of giving a "vanished" message. We only | |
1185 | * dereference a symlink if one of the --copy*links | |
1186 | * options was specified, so there's no need for the | |
1187 | * extra lstat() if one of these options isn't on. */ | |
1188 | if ((copy_links || copy_unsafe_links || copy_dirlinks) | |
1189 | && x_lstat(thisname, &st, NULL) == 0 | |
1190 | && S_ISLNK(st.st_mode)) { | |
a4a7e64c | 1191 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1192 | rprintf(FERROR_XFER, "symlink has no referent: %s\n", |
a4a7e64c | 1193 | full_fname(thisname)); |
e5ce3bcf WD |
1194 | } else |
1195 | #endif | |
1196 | { | |
a4a7e64c | 1197 | enum logcode c = am_daemon && protocol_version < 28 |
3f0211b6 | 1198 | ? FERROR : FWARNING; |
a4a7e64c WD |
1199 | io_error |= IOERR_VANISHED; |
1200 | rprintf(c, "file has vanished: %s\n", | |
1201 | full_fname(thisname)); | |
76e26e10 | 1202 | } |
a4a7e64c | 1203 | } else { |
a8726d2a | 1204 | io_error |= IOERR_GENERAL; |
c78e4ea9 | 1205 | rsyserr(FERROR_XFER, save_errno, "readlink_stat(%s) failed", |
d62bcc17 | 1206 | full_fname(thisname)); |
76e26e10 | 1207 | } |
3ec4dd97 | 1208 | return NULL; |
ce66f417 WD |
1209 | } else if (st.st_mode == 0) { |
1210 | io_error |= IOERR_GENERAL; | |
1211 | rprintf(FINFO, "skipping file with bogus (zero) st_mode: %s\n", | |
1212 | full_fname(thisname)); | |
1213 | return NULL; | |
3ec4dd97 | 1214 | } |
c627d613 | 1215 | |
7842418b WD |
1216 | if (filter_level == NO_FILTERS) |
1217 | goto skip_filters; | |
ac1a0994 | 1218 | |
75f162e4 WD |
1219 | if (S_ISDIR(st.st_mode)) { |
1220 | if (!xfer_dirs) { | |
1221 | rprintf(FINFO, "skipping directory %s\n", thisname); | |
1222 | return NULL; | |
1223 | } | |
40e38376 WD |
1224 | /* -x only affects dirs because we need to avoid recursing |
1225 | * into a mount-point directory, not to avoid copying a | |
1226 | * symlinked file if -L (or similar) was specified. */ | |
53ec55a8 WD |
1227 | if (one_file_system && st.st_dev != filesystem_dev |
1228 | && BITS_SETnUNSET(flags, FLAG_CONTENT_DIR, FLAG_TOP_DIR)) { | |
1229 | if (one_file_system > 1) { | |
951e826b | 1230 | if (INFO_GTE(MOUNT, 1)) { |
53ec55a8 WD |
1231 | rprintf(FINFO, |
1232 | "[%s] skipping mount-point dir %s\n", | |
1233 | who_am_i(), thisname); | |
3932c423 | 1234 | } |
53ec55a8 | 1235 | return NULL; |
ebec5eb6 | 1236 | } |
53ec55a8 WD |
1237 | flags |= FLAG_MOUNT_DIR; |
1238 | flags &= ~FLAG_CONTENT_DIR; | |
ebec5eb6 | 1239 | } |
40e38376 | 1240 | } else |
3f309272 | 1241 | flags &= ~FLAG_CONTENT_DIR; |
ebed4c3a | 1242 | |
0d9eba03 | 1243 | if (is_excluded(thisname, S_ISDIR(st.st_mode) != 0, filter_level)) { |
53039410 WD |
1244 | if (ignore_perishable) |
1245 | non_perishable_cnt++; | |
76e26e10 | 1246 | return NULL; |
53039410 | 1247 | } |
76e26e10 | 1248 | |
132fcf36 | 1249 | if (lp_ignore_nonreadable(module_id)) { |
4f5b0756 | 1250 | #ifdef SUPPORT_LINKS |
132fcf36 WD |
1251 | if (!S_ISLNK(st.st_mode)) |
1252 | #endif | |
1253 | if (access(thisname, R_OK) != 0) | |
1254 | return NULL; | |
1255 | } | |
ac1a0994 | 1256 | |
97b7bff4 | 1257 | skip_filters: |
ac1a0994 | 1258 | |
c7e6f84f | 1259 | /* Only divert a directory in the main transfer. */ |
8ea07c00 WD |
1260 | if (flist) { |
1261 | if (flist->prev && S_ISDIR(st.st_mode) | |
1262 | && flags & FLAG_DIVERT_DIRS) { | |
1263 | /* Room for parent/sibling/next-child info. */ | |
83d5e900 | 1264 | extra_len += DIRNODE_EXTRA_CNT * EXTRA_LEN; |
3932c423 WD |
1265 | if (relative_paths) |
1266 | extra_len += PTR_EXTRA_CNT * EXTRA_LEN; | |
8ea07c00 WD |
1267 | pool = dir_flist->file_pool; |
1268 | } else | |
1269 | pool = flist->file_pool; | |
d6c9c331 WD |
1270 | } else { |
1271 | #ifdef SUPPORT_ACLS | |
1272 | /* Directories need an extra int32 for the default ACL. */ | |
1273 | if (preserve_acls && S_ISDIR(st.st_mode)) | |
1274 | extra_len += EXTRA_LEN; | |
1275 | #endif | |
8ea07c00 | 1276 | pool = NULL; |
d6c9c331 | 1277 | } |
c7e6f84f | 1278 | |
951e826b | 1279 | if (DEBUG_GTE(FLIST, 2)) { |
ea847c62 | 1280 | rprintf(FINFO, "[%s] make_file(%s,*,%d)\n", |
0ee6ca98 | 1281 | who_am_i(), thisname, filter_level); |
ea847c62 | 1282 | } |
ebed4c3a | 1283 | |
a289addd | 1284 | if ((basename = strrchr(thisname, '/')) != NULL) { |
c7e6f84f WD |
1285 | int len = basename++ - thisname; |
1286 | if (len != lastdir_len || memcmp(thisname, lastdir, len) != 0) { | |
1287 | lastdir = new_array(char, len + 1); | |
1288 | memcpy(lastdir, thisname, len); | |
1289 | lastdir[len] = '\0'; | |
1290 | lastdir_len = len; | |
1291 | } | |
1292 | } else | |
a289addd | 1293 | basename = thisname; |
a289addd | 1294 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
c627d613 | 1295 | |
4f5b0756 | 1296 | #ifdef SUPPORT_LINKS |
a289addd WD |
1297 | linkname_len = S_ISLNK(st.st_mode) ? strlen(linkname) + 1 : 0; |
1298 | #else | |
1299 | linkname_len = 0; | |
1300 | #endif | |
1301 | ||
1a2e41af WD |
1302 | #ifdef ST_MTIME_NSEC |
1303 | if (st.ST_MTIME_NSEC && protocol_version >= 31) | |
1304 | extra_len += EXTRA_LEN; | |
1305 | #endif | |
4ecf3e06 | 1306 | #if SIZEOF_CAPITAL_OFF_T >= 8 |
96293cf9 WD |
1307 | if (st.st_size > 0xFFFFFFFFu && S_ISREG(st.st_mode)) |
1308 | extra_len += EXTRA_LEN; | |
4ecf3e06 | 1309 | #endif |
96293cf9 | 1310 | |
886df221 WD |
1311 | if (always_checksum && am_sender && S_ISREG(st.st_mode)) { |
1312 | file_checksum(thisname, tmp_sum, st.st_size); | |
1313 | if (sender_keeps_checksum) | |
1314 | extra_len += SUM_EXTRA_CNT * EXTRA_LEN; | |
1315 | } | |
1316 | ||
a3e18c76 WD |
1317 | #if EXTRA_ROUNDING > 0 |
1318 | if (extra_len & (EXTRA_ROUNDING * EXTRA_LEN)) | |
1319 | extra_len = (extra_len | (EXTRA_ROUNDING * EXTRA_LEN)) + EXTRA_LEN; | |
1320 | #endif | |
1321 | ||
c7e6f84f | 1322 | alloc_len = FILE_STRUCT_LEN + extra_len + basename_len |
96293cf9 | 1323 | + linkname_len; |
8ea07c00 WD |
1324 | if (pool) |
1325 | bp = pool_alloc(pool, alloc_len, "make_file"); | |
99aaa6ca | 1326 | else { |
9935066b | 1327 | if (!(bp = new_array(char, alloc_len))) |
99aaa6ca | 1328 | out_of_memory("make_file"); |
9935066b S |
1329 | } |
1330 | ||
a3e18c76 | 1331 | memset(bp, 0, extra_len + FILE_STRUCT_LEN); |
82ad07c4 | 1332 | bp += extra_len; |
a289addd | 1333 | file = (struct file_struct *)bp; |
96293cf9 WD |
1334 | bp += FILE_STRUCT_LEN; |
1335 | ||
1336 | memcpy(bp, basename, basename_len); | |
82ad07c4 WD |
1337 | |
1338 | #ifdef SUPPORT_HARD_LINKS | |
c7e6f84f | 1339 | if (preserve_hard_links && flist && flist->prev) { |
82ad07c4 WD |
1340 | if (protocol_version >= 28 |
1341 | ? (!S_ISDIR(st.st_mode) && st.st_nlink > 1) | |
1342 | : S_ISREG(st.st_mode)) { | |
130cdd0d | 1343 | tmp_dev = (int64)st.st_dev; |
c8b823f9 | 1344 | tmp_ino = (int64)st.st_ino; |
82ad07c4 | 1345 | } else |
130cdd0d | 1346 | tmp_dev = -1; |
82ad07c4 WD |
1347 | } |
1348 | #endif | |
a289addd | 1349 | |
96293cf9 | 1350 | #ifdef HAVE_STRUCT_STAT_ST_RDEV |
a8e6e148 | 1351 | if (IS_DEVICE(st.st_mode)) { |
96293cf9 WD |
1352 | tmp_rdev = st.st_rdev; |
1353 | st.st_size = 0; | |
a8e6e148 WD |
1354 | } else if (IS_SPECIAL(st.st_mode)) |
1355 | st.st_size = 0; | |
96293cf9 WD |
1356 | #endif |
1357 | ||
a289addd | 1358 | file->flags = flags; |
3ec4dd97 | 1359 | file->modtime = st.st_mtime; |
1a2e41af WD |
1360 | #ifdef ST_MTIME_NSEC |
1361 | if (st.ST_MTIME_NSEC && protocol_version >= 31) { | |
1362 | file->flags |= FLAG_MOD_NSEC; | |
1363 | OPT_EXTRA(file, 0)->unum = st.ST_MTIME_NSEC; | |
1364 | } | |
1365 | #endif | |
60af9465 | 1366 | file->len32 = (uint32)st.st_size; |
4ecf3e06 | 1367 | #if SIZEOF_CAPITAL_OFF_T >= 8 |
96293cf9 WD |
1368 | if (st.st_size > 0xFFFFFFFFu && S_ISREG(st.st_mode)) { |
1369 | file->flags |= FLAG_LENGTH64; | |
1a2e41af | 1370 | OPT_EXTRA(file, NSEC_BUMP(file))->unum = (uint32)(st.st_size >> 32); |
96293cf9 | 1371 | } |
4ecf3e06 | 1372 | #endif |
8bbe41b5 | 1373 | file->mode = st.st_mode; |
236adddc | 1374 | if (uid_ndx) /* Check uid_ndx instead of preserve_uid for del support */ |
f1482c33 | 1375 | F_OWNER(file) = st.st_uid; |
236adddc | 1376 | if (gid_ndx) /* Check gid_ndx instead of preserve_gid for del support */ |
f1482c33 | 1377 | F_GROUP(file) = st.st_gid; |
61dec11a | 1378 | |
c7e6f84f WD |
1379 | if (basename != thisname) |
1380 | file->dirname = lastdir; | |
a289addd | 1381 | |
4f5b0756 | 1382 | #ifdef SUPPORT_LINKS |
d6c9c331 | 1383 | if (linkname_len) |
cfdb27b0 | 1384 | memcpy(bp + basename_len, linkname, linkname_len); |
0d162bd1 WD |
1385 | #endif |
1386 | ||
d6c9c331 WD |
1387 | if (am_sender) |
1388 | F_PATHNAME(file) = pathname; | |
1389 | else if (!pool) | |
1390 | F_DEPTH(file) = extra_len / EXTRA_LEN; | |
c627d613 | 1391 | |
a7188cbf WD |
1392 | if (basename_len == 0+1) { |
1393 | if (!pool) | |
1394 | unmake_file(file); | |
82ad07c4 | 1395 | return NULL; |
a7188cbf | 1396 | } |
82ad07c4 | 1397 | |
886df221 WD |
1398 | if (sender_keeps_checksum && S_ISREG(st.st_mode)) |
1399 | memcpy(F_SUM(file), tmp_sum, checksum_len); | |
1400 | ||
f7a76b9c | 1401 | if (unsort_ndx) |
e366e530 | 1402 | F_NDX(file) = stats.num_dirs; |
c7e6f84f | 1403 | |
3ec4dd97 | 1404 | return file; |
c627d613 AT |
1405 | } |
1406 | ||
17026f27 | 1407 | /* Only called for temporary file_struct entries created by make_file(). */ |
82ad07c4 WD |
1408 | void unmake_file(struct file_struct *file) |
1409 | { | |
d6c9c331 | 1410 | free(REQ_EXTRA(file, F_DEPTH(file))); |
82ad07c4 WD |
1411 | } |
1412 | ||
42c6b139 | 1413 | static struct file_struct *send_file_name(int f, struct file_list *flist, |
7568ff44 | 1414 | const char *fname, STRUCT_STAT *stp, |
252af65b | 1415 | int flags, int filter_level) |
c627d613 | 1416 | { |
ebed4c3a MP |
1417 | struct file_struct *file; |
1418 | ||
252af65b | 1419 | file = make_file(fname, flist, stp, flags, filter_level); |
37802f40 | 1420 | if (!file) |
301fb56c | 1421 | return NULL; |
ebed4c3a | 1422 | |
4e0fa131 | 1423 | if (chmod_modes && !S_ISLNK(file->mode) && file->mode) |
8bbe41b5 WD |
1424 | file->mode = tweak_mode(file->mode, chmod_modes); |
1425 | ||
7568ff44 WD |
1426 | if (f >= 0) { |
1427 | char fbuf[MAXPATHLEN]; | |
6e5b6822 WD |
1428 | #ifdef SUPPORT_LINKS |
1429 | const char *symlink_name; | |
1430 | int symlink_len; | |
1431 | #ifdef ICONV_OPTION | |
1432 | char symlink_buf[MAXPATHLEN]; | |
1433 | #endif | |
1434 | #endif | |
7568ff44 WD |
1435 | #if defined SUPPORT_ACLS || defined SUPPORT_XATTRS |
1436 | stat_x sx; | |
09ca0d15 | 1437 | init_stat_x(&sx); |
7568ff44 WD |
1438 | #endif |
1439 | ||
6e5b6822 WD |
1440 | #ifdef SUPPORT_LINKS |
1441 | if (preserve_links && S_ISLNK(file->mode)) { | |
1442 | symlink_name = F_SYMLINK(file); | |
1443 | symlink_len = strlen(symlink_name); | |
6e806137 WD |
1444 | if (symlink_len == 0) { |
1445 | io_error |= IOERR_GENERAL; | |
1446 | f_name(file, fbuf); | |
1447 | rprintf(FERROR_XFER, | |
1448 | "skipping symlink with 0-length value: %s\n", | |
1449 | full_fname(fbuf)); | |
1450 | return NULL; | |
1451 | } | |
6e5b6822 WD |
1452 | } else { |
1453 | symlink_name = NULL; | |
1454 | symlink_len = 0; | |
1455 | } | |
1456 | #endif | |
1457 | ||
7568ff44 WD |
1458 | #ifdef ICONV_OPTION |
1459 | if (ic_send != (iconv_t)-1) { | |
1460 | xbuf outbuf, inbuf; | |
1461 | ||
1462 | INIT_CONST_XBUF(outbuf, fbuf); | |
1463 | ||
1464 | if (file->dirname) { | |
1465 | INIT_XBUF_STRLEN(inbuf, (char*)file->dirname); | |
1466 | outbuf.size -= 2; /* Reserve room for '/' & 1 more char. */ | |
d8a7290f | 1467 | if (iconvbufs(ic_send, &inbuf, &outbuf, ICB_INIT) < 0) |
7568ff44 WD |
1468 | goto convert_error; |
1469 | outbuf.size += 2; | |
6e5b6822 | 1470 | fbuf[outbuf.len++] = '/'; |
7568ff44 WD |
1471 | } |
1472 | ||
1473 | INIT_XBUF_STRLEN(inbuf, (char*)file->basename); | |
d8a7290f | 1474 | if (iconvbufs(ic_send, &inbuf, &outbuf, ICB_INIT) < 0) { |
7568ff44 WD |
1475 | convert_error: |
1476 | io_error |= IOERR_GENERAL; | |
342bfb5e | 1477 | rprintf(FERROR_XFER, |
7568ff44 WD |
1478 | "[%s] cannot convert filename: %s (%s)\n", |
1479 | who_am_i(), f_name(file, fbuf), strerror(errno)); | |
1480 | return NULL; | |
1481 | } | |
6e5b6822 WD |
1482 | fbuf[outbuf.len] = '\0'; |
1483 | ||
1484 | #ifdef SUPPORT_LINKS | |
91fd15b8 | 1485 | if (symlink_len && sender_symlink_iconv) { |
6e5b6822 WD |
1486 | INIT_XBUF(inbuf, (char*)symlink_name, symlink_len, (size_t)-1); |
1487 | INIT_CONST_XBUF(outbuf, symlink_buf); | |
d8a7290f | 1488 | if (iconvbufs(ic_send, &inbuf, &outbuf, ICB_INIT) < 0) { |
6e5b6822 WD |
1489 | io_error |= IOERR_GENERAL; |
1490 | f_name(file, fbuf); | |
1491 | rprintf(FERROR_XFER, | |
e34ad4e9 | 1492 | "[%s] cannot convert symlink data for: %s (%s)\n", |
6e5b6822 WD |
1493 | who_am_i(), full_fname(fbuf), strerror(errno)); |
1494 | return NULL; | |
1495 | } | |
1496 | symlink_buf[outbuf.len] = '\0'; | |
1497 | ||
1498 | symlink_name = symlink_buf; | |
1499 | symlink_len = outbuf.len; | |
1500 | } | |
1501 | #endif | |
7568ff44 WD |
1502 | } else |
1503 | #endif | |
1504 | f_name(file, fbuf); | |
1505 | ||
1c3344a1 | 1506 | #ifdef SUPPORT_ACLS |
7568ff44 WD |
1507 | if (preserve_acls && !S_ISLNK(file->mode)) { |
1508 | sx.st.st_mode = file->mode; | |
2171b939 MM |
1509 | if (get_acl(fname, &sx) < 0) { |
1510 | io_error |= IOERR_GENERAL; | |
7568ff44 | 1511 | return NULL; |
2171b939 | 1512 | } |
7568ff44 | 1513 | } |
1c3344a1 | 1514 | #endif |
16edf865 | 1515 | #ifdef SUPPORT_XATTRS |
7568ff44 | 1516 | if (preserve_xattrs) { |
0d5ebab1 | 1517 | sx.st.st_mode = file->mode; |
2171b939 MM |
1518 | if (get_xattr(fname, &sx) < 0) { |
1519 | io_error |= IOERR_GENERAL; | |
7568ff44 | 1520 | return NULL; |
2171b939 | 1521 | } |
7568ff44 | 1522 | } |
16edf865 | 1523 | #endif |
1c3344a1 | 1524 | |
6e5b6822 WD |
1525 | send_file_entry(f, fbuf, file, |
1526 | #ifdef SUPPORT_LINKS | |
1527 | symlink_name, symlink_len, | |
1528 | #endif | |
1529 | flist->used, flist->ndx_start); | |
ebed4c3a | 1530 | |
1c3344a1 WD |
1531 | #ifdef SUPPORT_ACLS |
1532 | if (preserve_acls && !S_ISLNK(file->mode)) { | |
1b502f3e | 1533 | send_acl(f, &sx); |
1c3344a1 WD |
1534 | free_acl(&sx); |
1535 | } | |
16edf865 WD |
1536 | #endif |
1537 | #ifdef SUPPORT_XATTRS | |
1538 | if (preserve_xattrs) { | |
1b502f3e | 1539 | F_XATTR(file) = send_xattr(f, &sx); |
16edf865 WD |
1540 | free_xattr(&sx); |
1541 | } | |
1c3344a1 WD |
1542 | #endif |
1543 | } | |
7568ff44 WD |
1544 | |
1545 | maybe_emit_filelist_progress(flist->used + flist_count_offset); | |
1546 | ||
1547 | flist_expand(flist, 1); | |
1548 | flist->files[flist->used++] = file; | |
1549 | ||
301fb56c WD |
1550 | return file; |
1551 | } | |
ebed4c3a | 1552 | |
301fb56c | 1553 | static void send_if_directory(int f, struct file_list *flist, |
56f0c976 | 1554 | struct file_struct *file, |
c7e6f84f WD |
1555 | char *fbuf, unsigned int ol, |
1556 | int flags) | |
301fb56c | 1557 | { |
56f0c976 | 1558 | char is_dot_dir = fbuf[ol-1] == '.' && (ol == 1 || fbuf[ol-2] == '/'); |
301fb56c WD |
1559 | |
1560 | if (S_ISDIR(file->mode) | |
82ad07c4 | 1561 | && !(file->flags & FLAG_MOUNT_DIR) && f_name(file, fbuf)) { |
f1773e09 WD |
1562 | void *save_filters; |
1563 | unsigned int len = strlen(fbuf); | |
1564 | if (len > 1 && fbuf[len-1] == '/') | |
1565 | fbuf[--len] = '\0'; | |
f1773e09 | 1566 | save_filters = push_local_filters(fbuf, len); |
a6e7b978 | 1567 | send_directory(f, flist, fbuf, len, flags); |
f1773e09 | 1568 | pop_local_filters(save_filters); |
56f0c976 WD |
1569 | fbuf[ol] = '\0'; |
1570 | if (is_dot_dir) | |
1571 | fbuf[ol-1] = '.'; | |
ebed4c3a | 1572 | } |
c627d613 AT |
1573 | } |
1574 | ||
a572e126 WD |
1575 | static int file_compare(const void *file1, const void *file2) |
1576 | { | |
1577 | return f_name_cmp(*(struct file_struct **)file1, | |
1578 | *(struct file_struct **)file2); | |
1579 | } | |
1580 | ||
56ce72c4 | 1581 | /* The guts of a merge-sort algorithm. This was derived from the glibc |
a572e126 WD |
1582 | * version, but I (Wayne) changed the merge code to do less copying and |
1583 | * to require only half the amount of temporary memory. */ | |
1584 | static void fsort_tmp(struct file_struct **fp, size_t num, | |
1585 | struct file_struct **tmp) | |
1586 | { | |
1587 | struct file_struct **f1, **f2, **t; | |
1588 | size_t n1, n2; | |
1589 | ||
1590 | n1 = num / 2; | |
1591 | n2 = num - n1; | |
1592 | f1 = fp; | |
1593 | f2 = fp + n1; | |
1594 | ||
1595 | if (n1 > 1) | |
1596 | fsort_tmp(f1, n1, tmp); | |
1597 | if (n2 > 1) | |
1598 | fsort_tmp(f2, n2, tmp); | |
1599 | ||
1600 | while (f_name_cmp(*f1, *f2) <= 0) { | |
1601 | if (!--n1) | |
1602 | return; | |
1603 | f1++; | |
1604 | } | |
1605 | ||
1606 | t = tmp; | |
1607 | memcpy(t, f1, n1 * PTR_SIZE); | |
1608 | ||
1609 | *f1++ = *f2++, n2--; | |
1610 | ||
1611 | while (n1 > 0 && n2 > 0) { | |
1612 | if (f_name_cmp(*t, *f2) <= 0) | |
1613 | *f1++ = *t++, n1--; | |
1614 | else | |
1615 | *f1++ = *f2++, n2--; | |
1616 | } | |
1617 | ||
1618 | if (n1 > 0) | |
1619 | memcpy(f1, t, n1 * PTR_SIZE); | |
1620 | } | |
1621 | ||
1622 | /* This file-struct sorting routine makes sure that any identical names in | |
1623 | * the file list stay in the same order as they were in the original list. | |
1624 | * This is particularly vital in inc_recurse mode where we expect a sort | |
1625 | * on the flist to match the exact order of a sort on the dir_flist. */ | |
1626 | static void fsort(struct file_struct **fp, size_t num) | |
c7e6f84f | 1627 | { |
a572e126 WD |
1628 | if (num <= 1) |
1629 | return; | |
1630 | ||
1631 | if (use_qsort) | |
1632 | qsort(fp, num, PTR_SIZE, file_compare); | |
1633 | else { | |
1634 | struct file_struct **tmp = new_array(struct file_struct *, | |
1635 | (num+1) / 2); | |
1636 | fsort_tmp(fp, num, tmp); | |
1637 | free(tmp); | |
1638 | } | |
c7e6f84f WD |
1639 | } |
1640 | ||
8ea07c00 WD |
1641 | /* We take an entire set of sibling dirs from the sorted flist and link them |
1642 | * into the tree, setting the appropriate parent/child/sibling pointers. */ | |
1643 | static void add_dirs_to_tree(int parent_ndx, struct file_list *from_flist, | |
1644 | int dir_cnt) | |
c7e6f84f WD |
1645 | { |
1646 | int i; | |
1647 | int32 *dp = NULL; | |
1648 | int32 *parent_dp = parent_ndx < 0 ? NULL | |
83d5e900 | 1649 | : F_DIR_NODE_P(dir_flist->sorted[parent_ndx]); |
c7e6f84f | 1650 | |
8ea07c00 WD |
1651 | flist_expand(dir_flist, dir_cnt); |
1652 | dir_flist->sorted = dir_flist->files; | |
c7e6f84f | 1653 | |
8ea07c00 WD |
1654 | for (i = 0; dir_cnt; i++) { |
1655 | struct file_struct *file = from_flist->sorted[i]; | |
1656 | ||
1657 | if (!S_ISDIR(file->mode)) | |
1658 | continue; | |
1659 | ||
9decb4d2 | 1660 | dir_flist->files[dir_flist->used++] = file; |
8ea07c00 | 1661 | dir_cnt--; |
ae87c434 | 1662 | |
4e421735 WD |
1663 | if (file->basename[0] == '.' && file->basename[1] == '\0') |
1664 | continue; | |
1665 | ||
c7e6f84f | 1666 | if (dp) |
9decb4d2 | 1667 | DIR_NEXT_SIBLING(dp) = dir_flist->used - 1; |
c7e6f84f | 1668 | else if (parent_dp) |
9decb4d2 | 1669 | DIR_FIRST_CHILD(parent_dp) = dir_flist->used - 1; |
c7e6f84f | 1670 | else |
9decb4d2 | 1671 | send_dir_ndx = dir_flist->used - 1; |
8ea07c00 | 1672 | |
83d5e900 | 1673 | dp = F_DIR_NODE_P(file); |
c7e6f84f WD |
1674 | DIR_PARENT(dp) = parent_ndx; |
1675 | DIR_FIRST_CHILD(dp) = -1; | |
1676 | } | |
1677 | if (dp) | |
1678 | DIR_NEXT_SIBLING(dp) = -1; | |
1679 | } | |
1680 | ||
d39d60a1 WD |
1681 | static void interpret_stat_error(const char *fname, int is_dir) |
1682 | { | |
1683 | if (errno == ENOENT) { | |
1684 | io_error |= IOERR_VANISHED; | |
1685 | rprintf(FWARNING, "%s has vanished: %s\n", | |
1686 | is_dir ? "directory" : "file", full_fname(fname)); | |
1687 | } else { | |
1688 | io_error |= IOERR_GENERAL; | |
1689 | rsyserr(FERROR_XFER, errno, "link_stat %s failed", | |
1690 | full_fname(fname)); | |
1691 | } | |
1692 | } | |
1693 | ||
301fb56c | 1694 | /* This function is normally called by the sender, but the receiving side also |
7b558d7f | 1695 | * calls it from get_dirlist() with f set to -1 so that we just construct the |
301fb56c WD |
1696 | * file list in memory without sending it over the wire. Also, get_dirlist() |
1697 | * might call this with f set to -2, which also indicates that local filter | |
1698 | * rules should be ignored. */ | |
a6e7b978 WD |
1699 | static void send_directory(int f, struct file_list *flist, char *fbuf, int len, |
1700 | int flags) | |
c627d613 | 1701 | { |
3ec4dd97 | 1702 | struct dirent *di; |
32cbfe7b | 1703 | unsigned remainder; |
3ec4dd97 | 1704 | char *p; |
f1773e09 | 1705 | DIR *d; |
c7e6f84f | 1706 | int divert_dirs = (flags & FLAG_DIVERT_DIRS) != 0; |
9decb4d2 | 1707 | int start = flist->used; |
252af65b | 1708 | int filter_level = f == -2 ? SERVER_FILTERS : ALL_FILTERS; |
c7e6f84f WD |
1709 | |
1710 | assert(flist != NULL); | |
3ec4dd97 | 1711 | |
f1773e09 | 1712 | if (!(d = opendir(fbuf))) { |
d39d60a1 WD |
1713 | if (errno == ENOENT) { |
1714 | if (am_sender) /* Can abuse this for vanished error w/ENOENT: */ | |
1715 | interpret_stat_error(fbuf, True); | |
c43c6612 | 1716 | return; |
d39d60a1 | 1717 | } |
06c28400 | 1718 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1719 | rsyserr(FERROR_XFER, errno, "opendir %s failed", full_fname(fbuf)); |
3ec4dd97 AT |
1720 | return; |
1721 | } | |
c627d613 | 1722 | |
19b2a5d9 | 1723 | p = fbuf + len; |
9a7532e5 WD |
1724 | if (len == 1 && *fbuf == '/') |
1725 | remainder = MAXPATHLEN - 1; | |
1726 | else if (len < MAXPATHLEN-1) { | |
eddd5d12 | 1727 | *p++ = '/'; |
9a7532e5 WD |
1728 | *p = '\0'; |
1729 | remainder = MAXPATHLEN - (len + 1); | |
1730 | } else | |
1731 | remainder = 0; | |
ebed4c3a | 1732 | |
6a7cc46c | 1733 | for (errno = 0, di = readdir(d); di; errno = 0, di = readdir(d)) { |
d6e6ecbd | 1734 | char *dname = d_name(di); |
6a7cc46c S |
1735 | if (dname[0] == '.' && (dname[1] == '\0' |
1736 | || (dname[1] == '.' && dname[2] == '\0'))) | |
3ec4dd97 | 1737 | continue; |
9a7532e5 WD |
1738 | unsigned name_len = strlcpy(p, dname, remainder); |
1739 | if (name_len >= remainder) { | |
1740 | char save = fbuf[len]; | |
1741 | fbuf[len] = '\0'; | |
eddd5d12 | 1742 | io_error |= IOERR_GENERAL; |
342bfb5e | 1743 | rprintf(FERROR_XFER, |
9a7532e5 WD |
1744 | "filename overflows max-path len by %u: %s/%s\n", |
1745 | name_len - remainder + 1, fbuf, dname); | |
1746 | fbuf[len] = save; | |
beaf4954 | 1747 | continue; |
eddd5d12 | 1748 | } |
411c04f0 WD |
1749 | if (dname[0] == '\0') { |
1750 | io_error |= IOERR_GENERAL; | |
342bfb5e | 1751 | rprintf(FERROR_XFER, |
411c04f0 WD |
1752 | "cannot send file with empty name in %s\n", |
1753 | full_fname(fbuf)); | |
1754 | continue; | |
1755 | } | |
0ee6ca98 | 1756 | |
252af65b | 1757 | send_file_name(f, flist, fbuf, NULL, flags, filter_level); |
3ec4dd97 | 1758 | } |
32cbfe7b WD |
1759 | |
1760 | fbuf[len] = '\0'; | |
1761 | ||
6a7cc46c | 1762 | if (errno) { |
06c28400 | 1763 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1764 | rsyserr(FERROR_XFER, errno, "readdir(%s)", full_fname(fbuf)); |
6a7cc46c | 1765 | } |
c627d613 | 1766 | |
3ec4dd97 | 1767 | closedir(d); |
301fb56c | 1768 | |
a6e7b978 | 1769 | if (f >= 0 && recurse && !divert_dirs) { |
9decb4d2 WD |
1770 | int i, end = flist->used - 1; |
1771 | /* send_if_directory() bumps flist->used, so use "end". */ | |
301fb56c | 1772 | for (i = start; i <= end; i++) |
c7e6f84f WD |
1773 | send_if_directory(f, flist, flist->files[i], fbuf, len, flags); |
1774 | } | |
1775 | } | |
1776 | ||
3932c423 | 1777 | static void send_implied_dirs(int f, struct file_list *flist, char *fname, |
4e421735 | 1778 | char *start, char *limit, int flags, char name_type) |
3932c423 | 1779 | { |
af3172c1 WD |
1780 | static char lastpath[MAXPATHLEN] = ""; |
1781 | static int lastpath_len = 0; | |
1782 | static struct file_struct *lastpath_struct = NULL; | |
3932c423 | 1783 | struct file_struct *file; |
54410882 WD |
1784 | item_list *relname_list; |
1785 | relnamecache **rnpp; | |
af3172c1 | 1786 | int len, need_new_dir, depth = 0; |
7b6c5c77 | 1787 | filter_rule_list save_filter_list = filter_list; |
3932c423 | 1788 | |
3f309272 | 1789 | flags = (flags | FLAG_IMPLIED_DIR) & ~(FLAG_TOP_DIR | FLAG_CONTENT_DIR); |
75a01a07 | 1790 | filter_list.head = filter_list.tail = NULL; /* Don't filter implied dirs. */ |
3932c423 WD |
1791 | |
1792 | if (inc_recurse) { | |
1793 | if (lastpath_struct && F_PATHNAME(lastpath_struct) == pathname | |
1794 | && lastpath_len == limit - fname | |
1795 | && strncmp(lastpath, fname, lastpath_len) == 0) | |
1796 | need_new_dir = 0; | |
1797 | else | |
1798 | need_new_dir = 1; | |
af3172c1 WD |
1799 | } else { |
1800 | char *tp = fname, *lp = lastpath; | |
1801 | /* Skip any initial directories in our path that we | |
1802 | * have in common with lastpath. */ | |
1803 | assert(start == fname); | |
1804 | for ( ; ; tp++, lp++) { | |
1805 | if (tp == limit) { | |
1806 | if (*lp == '/' || *lp == '\0') | |
1807 | goto done; | |
1808 | break; | |
1809 | } | |
1810 | if (*lp != *tp) | |
1811 | break; | |
1812 | if (*tp == '/') { | |
1813 | start = tp; | |
1814 | depth++; | |
1815 | } | |
1816 | } | |
3932c423 | 1817 | need_new_dir = 1; |
af3172c1 | 1818 | } |
3932c423 WD |
1819 | |
1820 | if (need_new_dir) { | |
1821 | int save_copy_links = copy_links; | |
1822 | int save_xfer_dirs = xfer_dirs; | |
af3172c1 | 1823 | char *slash; |
3932c423 | 1824 | |
74db1f14 | 1825 | copy_links = xfer_dirs = 1; |
3932c423 WD |
1826 | |
1827 | *limit = '\0'; | |
1828 | ||
1829 | for (slash = start; (slash = strchr(slash+1, '/')) != NULL; ) { | |
1830 | *slash = '\0'; | |
af3172c1 WD |
1831 | file = send_file_name(f, flist, fname, NULL, flags, ALL_FILTERS); |
1832 | depth++; | |
1833 | if (!inc_recurse && file && S_ISDIR(file->mode)) | |
1834 | change_local_filter_dir(fname, strlen(fname), depth); | |
3932c423 WD |
1835 | *slash = '/'; |
1836 | } | |
1837 | ||
1838 | file = send_file_name(f, flist, fname, NULL, flags, ALL_FILTERS); | |
1839 | if (inc_recurse) { | |
1840 | if (file && !S_ISDIR(file->mode)) | |
1841 | file = NULL; | |
3932c423 | 1842 | lastpath_struct = file; |
af3172c1 WD |
1843 | } else if (file && S_ISDIR(file->mode)) |
1844 | change_local_filter_dir(fname, strlen(fname), ++depth); | |
3932c423 WD |
1845 | |
1846 | strlcpy(lastpath, fname, sizeof lastpath); | |
1847 | lastpath_len = limit - fname; | |
1848 | ||
1849 | *limit = '/'; | |
1850 | ||
1851 | copy_links = save_copy_links; | |
1852 | xfer_dirs = save_xfer_dirs; | |
1853 | ||
1854 | if (!inc_recurse) | |
75a01a07 | 1855 | goto done; |
3932c423 WD |
1856 | } |
1857 | ||
1858 | if (!lastpath_struct) | |
75a01a07 | 1859 | goto done; /* dir must have vanished */ |
3932c423 WD |
1860 | |
1861 | len = strlen(limit+1); | |
54410882 WD |
1862 | memcpy(&relname_list, F_DIR_RELNAMES_P(lastpath_struct), sizeof relname_list); |
1863 | if (!relname_list) { | |
1864 | if (!(relname_list = new0(item_list))) | |
3932c423 | 1865 | out_of_memory("send_implied_dirs"); |
54410882 | 1866 | memcpy(F_DIR_RELNAMES_P(lastpath_struct), &relname_list, sizeof relname_list); |
3932c423 | 1867 | } |
54410882 WD |
1868 | rnpp = EXPAND_ITEM_LIST(relname_list, relnamecache *, 32); |
1869 | if (!(*rnpp = (relnamecache*)new_array(char, sizeof (relnamecache) + len))) | |
3932c423 | 1870 | out_of_memory("send_implied_dirs"); |
4e421735 | 1871 | (*rnpp)->name_type = name_type; |
54410882 | 1872 | strlcpy((*rnpp)->fname, limit+1, len + 1); |
75a01a07 WD |
1873 | |
1874 | done: | |
1875 | filter_list = save_filter_list; | |
3932c423 WD |
1876 | } |
1877 | ||
de6ab501 WD |
1878 | static NORETURN void fatal_unsafe_io_error(void) |
1879 | { | |
1880 | /* This (sadly) can only happen when pushing data because | |
1881 | * the sender does not know about what kind of delete | |
1882 | * is in effect on the receiving side when pulling. */ | |
1883 | rprintf(FERROR_XFER, "FATAL I/O ERROR: dying to avoid a --delete-during issue with a pre-3.0.7 receiver.\n"); | |
1884 | exit_cleanup(RERR_UNSUPPORTED); | |
1885 | } | |
1886 | ||
a6e7b978 | 1887 | static void send1extra(int f, struct file_struct *file, struct file_list *flist) |
c7e6f84f WD |
1888 | { |
1889 | char fbuf[MAXPATHLEN]; | |
54410882 | 1890 | item_list *relname_list; |
3f309272 | 1891 | int len, dlen, flags = FLAG_DIVERT_DIRS | FLAG_CONTENT_DIR; |
3932c423 | 1892 | size_t j; |
a6e7b978 WD |
1893 | |
1894 | f_name(file, fbuf); | |
1895 | dlen = strlen(fbuf); | |
1896 | ||
29a89172 WD |
1897 | if (!change_pathname(file, NULL, 0)) |
1898 | exit_cleanup(RERR_FILESELECT); | |
a6e7b978 WD |
1899 | |
1900 | change_local_filter_dir(fbuf, dlen, send_dir_depth); | |
1901 | ||
53ec55a8 WD |
1902 | if (file->flags & FLAG_CONTENT_DIR) { |
1903 | if (one_file_system) { | |
1904 | STRUCT_STAT st; | |
1905 | if (link_stat(fbuf, &st, copy_dirlinks) != 0) { | |
d39d60a1 | 1906 | interpret_stat_error(fbuf, True); |
53ec55a8 WD |
1907 | return; |
1908 | } | |
1909 | filesystem_dev = st.st_dev; | |
1910 | } | |
3932c423 | 1911 | send_directory(f, flist, fbuf, dlen, flags); |
53ec55a8 | 1912 | } |
3932c423 WD |
1913 | |
1914 | if (!relative_paths) | |
1915 | return; | |
1916 | ||
54410882 WD |
1917 | memcpy(&relname_list, F_DIR_RELNAMES_P(file), sizeof relname_list); |
1918 | if (!relname_list) | |
3932c423 WD |
1919 | return; |
1920 | ||
54410882 WD |
1921 | for (j = 0; j < relname_list->count; j++) { |
1922 | char *slash; | |
1923 | relnamecache *rnp = ((relnamecache**)relname_list->items)[j]; | |
4e421735 | 1924 | char name_type = rnp->name_type; |
3932c423 WD |
1925 | |
1926 | fbuf[dlen] = '/'; | |
54410882 WD |
1927 | len = strlcpy(fbuf + dlen + 1, rnp->fname, sizeof fbuf - dlen - 1); |
1928 | free(rnp); | |
3932c423 WD |
1929 | if (len >= (int)sizeof fbuf) |
1930 | continue; /* Impossible... */ | |
1931 | ||
1932 | slash = strchr(fbuf+dlen+1, '/'); | |
1933 | if (slash) { | |
4e421735 | 1934 | send_implied_dirs(f, flist, fbuf, fbuf+dlen+1, slash, flags, name_type); |
3932c423 WD |
1935 | continue; |
1936 | } | |
1937 | ||
4e421735 | 1938 | if (name_type != NORMAL_NAME) { |
3932c423 | 1939 | STRUCT_STAT st; |
a15c4b38 | 1940 | if (link_stat(fbuf, &st, 1) != 0) { |
d39d60a1 | 1941 | interpret_stat_error(fbuf, True); |
3932c423 WD |
1942 | continue; |
1943 | } | |
ff0284dd WD |
1944 | send_file_name(f, flist, fbuf, &st, FLAG_TOP_DIR | flags, ALL_FILTERS); |
1945 | } else | |
1946 | send_file_name(f, flist, fbuf, NULL, FLAG_TOP_DIR | flags, ALL_FILTERS); | |
3932c423 WD |
1947 | } |
1948 | ||
54410882 | 1949 | free(relname_list); |
a6e7b978 WD |
1950 | } |
1951 | ||
1952 | void send_extra_file_list(int f, int at_least) | |
1953 | { | |
c7e6f84f WD |
1954 | struct file_list *flist; |
1955 | int64 start_write; | |
40e38376 | 1956 | uint16 prev_flags; |
ce827c3e | 1957 | int save_io_error = io_error; |
c7e6f84f | 1958 | |
25c2a6ac | 1959 | if (flist_eof) |
c7e6f84f WD |
1960 | return; |
1961 | ||
ce827c3e WD |
1962 | if (at_least < 0) |
1963 | at_least = file_total - file_old_total + 1; | |
1964 | ||
c7e6f84f WD |
1965 | /* Keep sending data until we have the requested number of |
1966 | * files in the upcoming file-lists. */ | |
ce827c3e | 1967 | while (file_total - file_old_total < at_least) { |
a6e7b978 | 1968 | struct file_struct *file = dir_flist->sorted[send_dir_ndx]; |
e366e530 | 1969 | int dir_ndx, dstart = stats.num_dirs; |
8db8eacb | 1970 | const char *pathname = F_PATHNAME(file); |
c7e6f84f | 1971 | int32 *dp; |
c7e6f84f WD |
1972 | |
1973 | flist = flist_new(0, "send_extra_file_list"); | |
4c9d5fef | 1974 | start_write = stats.total_written; |
c7e6f84f | 1975 | |
f7a76b9c | 1976 | if (unsort_ndx) |
79028af1 WD |
1977 | dir_ndx = F_NDX(file); |
1978 | else | |
79028af1 WD |
1979 | dir_ndx = send_dir_ndx; |
1980 | write_ndx(f, NDX_FLIST_OFFSET - dir_ndx); | |
5459e693 | 1981 | flist->parent_ndx = dir_ndx; |
a6e7b978 | 1982 | |
79028af1 | 1983 | send1extra(f, file, flist); |
40e38376 | 1984 | prev_flags = file->flags; |
83d5e900 | 1985 | dp = F_DIR_NODE_P(file); |
a6e7b978 | 1986 | |
79028af1 WD |
1987 | /* If there are any duplicate directory names that follow, we |
1988 | * send all the dirs together in one file-list. The dir_flist | |
1989 | * tree links all the child subdirs onto the last dup dir. */ | |
1990 | while ((dir_ndx = DIR_NEXT_SIBLING(dp)) >= 0 | |
1991 | && dir_flist->sorted[dir_ndx]->flags & FLAG_DUPLICATE) { | |
1992 | send_dir_ndx = dir_ndx; | |
1993 | file = dir_flist->sorted[dir_ndx]; | |
40e38376 | 1994 | /* Try to avoid some duplicate scanning of identical dirs. */ |
3f309272 WD |
1995 | if (F_PATHNAME(file) == pathname && prev_flags & FLAG_CONTENT_DIR) |
1996 | file->flags &= ~FLAG_CONTENT_DIR; | |
40e38376 WD |
1997 | send1extra(f, file, flist); |
1998 | prev_flags = file->flags; | |
83d5e900 | 1999 | dp = F_DIR_NODE_P(file); |
a6e7b978 | 2000 | } |
79028af1 | 2001 | |
de6ab501 | 2002 | if (io_error == save_io_error || ignore_errors) |
8b3e6052 | 2003 | write_byte(f, 0); |
de6ab501 | 2004 | else if (use_safe_inc_flist) { |
8b3e6052 | 2005 | write_shortint(f, XMIT_EXTENDED_FLAGS|XMIT_IO_ERROR_ENDLIST); |
9784f01c | 2006 | write_varint(f, io_error); |
de6ab501 WD |
2007 | } else { |
2008 | if (delete_during) | |
2009 | fatal_unsafe_io_error(); | |
2010 | write_byte(f, 0); | |
8b3e6052 | 2011 | } |
a6e7b978 | 2012 | |
a6e7b978 | 2013 | if (need_unsorted_flist) { |
9decb4d2 | 2014 | if (!(flist->sorted = new_array(struct file_struct *, flist->used))) |
8ea07c00 WD |
2015 | out_of_memory("send_extra_file_list"); |
2016 | memcpy(flist->sorted, flist->files, | |
9decb4d2 | 2017 | flist->used * sizeof (struct file_struct*)); |
a6e7b978 | 2018 | } else |
332cf6df | 2019 | flist->sorted = flist->files; |
8ea07c00 | 2020 | |
65b4e4b2 | 2021 | flist_sort_and_clean(flist, 0); |
5459e693 | 2022 | |
e366e530 | 2023 | add_dirs_to_tree(send_dir_ndx, flist, stats.num_dirs - dstart); |
abdcb21a | 2024 | flist_done_allocating(flist); |
a6e7b978 | 2025 | |
9decb4d2 | 2026 | file_total += flist->used; |
c7e6f84f | 2027 | stats.flist_size += stats.total_written - start_write; |
9decb4d2 | 2028 | stats.num_files += flist->used; |
951e826b | 2029 | if (DEBUG_GTE(FLIST, 3)) |
c7e6f84f WD |
2030 | output_flist(flist); |
2031 | ||
c7e6f84f WD |
2032 | if (DIR_FIRST_CHILD(dp) >= 0) { |
2033 | send_dir_ndx = DIR_FIRST_CHILD(dp); | |
2034 | send_dir_depth++; | |
2035 | } else { | |
2036 | while (DIR_NEXT_SIBLING(dp) < 0) { | |
2037 | if ((send_dir_ndx = DIR_PARENT(dp)) < 0) { | |
9ae7a2cd | 2038 | write_ndx(f, NDX_FLIST_EOF); |
c7e6f84f | 2039 | flist_eof = 1; |
20caffd2 WD |
2040 | if (DEBUG_GTE(FLIST, 3)) |
2041 | rprintf(FINFO, "[%s] flist_eof=1\n", who_am_i()); | |
c7e6f84f WD |
2042 | change_local_filter_dir(NULL, 0, 0); |
2043 | goto finish; | |
2044 | } | |
2045 | send_dir_depth--; | |
a6e7b978 | 2046 | file = dir_flist->sorted[send_dir_ndx]; |
83d5e900 | 2047 | dp = F_DIR_NODE_P(file); |
c7e6f84f WD |
2048 | } |
2049 | send_dir_ndx = DIR_NEXT_SIBLING(dp); | |
2050 | } | |
301fb56c | 2051 | } |
c7e6f84f WD |
2052 | |
2053 | finish: | |
8b3e6052 | 2054 | if (io_error != save_io_error && protocol_version == 30 && !ignore_errors) |
c7e6f84f | 2055 | send_msg_int(MSG_IO_ERROR, io_error); |
c627d613 AT |
2056 | } |
2057 | ||
ebed4c3a | 2058 | struct file_list *send_file_list(int f, int argc, char *argv[]) |
c627d613 | 2059 | { |
3bb88b43 WD |
2060 | static const char *lastdir; |
2061 | static int lastdir_len = -1; | |
2062 | int len, dirlen; | |
bcacc18b | 2063 | STRUCT_STAT st; |
c7e6f84f | 2064 | char *p, *dir; |
649d65ed | 2065 | struct file_list *flist; |
31b4d25d | 2066 | struct timeval start_tv, end_tv; |
a800434a | 2067 | int64 start_write; |
24d0fcde | 2068 | int use_ff_fd = 0; |
8e6b4ddb | 2069 | int disable_buffering, reenable_multiplex = -1; |
0d9eba03 | 2070 | int flags = recurse ? FLAG_CONTENT_DIR : 0; |
95a44066 | 2071 | int reading_remotely = filesfrom_host != NULL; |
2509753f | 2072 | int rl_flags = (reading_remotely ? 0 : RL_DUMP_COMMENTS) |
22955408 WD |
2073 | #ifdef ICONV_OPTION |
2074 | | (filesfrom_convert ? RL_CONVERT : 0) | |
2075 | #endif | |
2076 | | (eol_nulls || reading_remotely ? RL_EOL_NULLS : 0); | |
d48810ba | 2077 | int implied_dot_dir = 0; |
649d65ed | 2078 | |
ea124cb3 | 2079 | rprintf(FLOG, "building file list\n"); |
134f4338 | 2080 | if (show_filelist_p()) |
1bbd10fe | 2081 | start_filelist_progress("building file list"); |
951e826b | 2082 | else if (inc_recurse && INFO_GTE(FLIST, 1) && !am_server) |
98b1689d | 2083 | rprintf(FCLIENT, "sending incremental file list\n"); |
c627d613 | 2084 | |
a800434a | 2085 | start_write = stats.total_written; |
31b4d25d | 2086 | gettimeofday(&start_tv, NULL); |
a800434a | 2087 | |
3f309272 WD |
2088 | if (relative_paths && protocol_version >= 30) |
2089 | implied_dirs = 1; /* We send flagged implied dirs */ | |
2090 | ||
8cae71eb | 2091 | #ifdef SUPPORT_HARD_LINKS |
c7e6f84f | 2092 | if (preserve_hard_links && protocol_version >= 30 && !cur_flist) |
8cae71eb WD |
2093 | init_hard_links(); |
2094 | #endif | |
2095 | ||
c7e6f84f | 2096 | flist = cur_flist = flist_new(0, "send_file_list"); |
3ea6e0e7 | 2097 | if (inc_recurse) { |
c7e6f84f | 2098 | dir_flist = flist_new(FLIST_TEMP, "send_file_list"); |
ff0284dd WD |
2099 | flags |= FLAG_DIVERT_DIRS; |
2100 | } else | |
c7e6f84f | 2101 | dir_flist = cur_flist; |
c627d613 | 2102 | |
c7e6f84f | 2103 | disable_buffering = io_start_buffering_out(f); |
134f4338 | 2104 | if (filesfrom_fd >= 0) { |
29a89172 WD |
2105 | if (argv[0] && !change_dir(argv[0], CD_NORMAL)) { |
2106 | rsyserr(FERROR_XFER, errno, "change_dir %s failed", | |
f8949e76 | 2107 | full_fname(argv[0])); |
134f4338 | 2108 | exit_cleanup(RERR_FILESELECT); |
24d0fcde | 2109 | } |
8e6b4ddb WD |
2110 | if (protocol_version < 31) { |
2111 | /* Older protocols send the files-from data w/o packaging | |
2112 | * it in multiplexed I/O packets, so temporarily switch | |
705132bc | 2113 | * to buffered I/O to match this behavior. */ |
8e6b4ddb | 2114 | reenable_multiplex = io_end_multiplex_in(MPLX_TO_BUFFERED); |
705132bc | 2115 | } |
134f4338 | 2116 | use_ff_fd = 1; |
d6dead6b AT |
2117 | } |
2118 | ||
3ce3cabe WD |
2119 | if (!orig_dir) |
2120 | orig_dir = strdup(curr_dir); | |
2121 | ||
24d0fcde | 2122 | while (1) { |
4e421735 | 2123 | char fbuf[MAXPATHLEN], *fn, name_type; |
c627d613 | 2124 | |
24d0fcde | 2125 | if (use_ff_fd) { |
2509753f | 2126 | if (read_line(filesfrom_fd, fbuf, sizeof fbuf, rl_flags) == 0) |
24d0fcde | 2127 | break; |
d48810ba | 2128 | sanitize_path(fbuf, fbuf, "", 0, SP_KEEP_DOT_DIRS); |
24d0fcde WD |
2129 | } else { |
2130 | if (argc-- == 0) | |
2131 | break; | |
56f0c976 | 2132 | strlcpy(fbuf, *argv++, MAXPATHLEN); |
24d0fcde | 2133 | if (sanitize_paths) |
d48810ba | 2134 | sanitize_path(fbuf, fbuf, "", 0, SP_KEEP_DOT_DIRS); |
24d0fcde | 2135 | } |
c627d613 | 2136 | |
56f0c976 | 2137 | len = strlen(fbuf); |
1902a765 WD |
2138 | if (relative_paths) { |
2139 | /* We clean up fbuf below. */ | |
4e421735 | 2140 | name_type = NORMAL_NAME; |
1902a765 | 2141 | } else if (!len || fbuf[len - 1] == '/') { |
56f0c976 | 2142 | if (len == 2 && fbuf[0] == '.') { |
6931c138 | 2143 | /* Turn "./" into just "." rather than "./." */ |
34aa616d | 2144 | fbuf[--len] = '\0'; |
557a35f5 | 2145 | } else { |
56f0c976 | 2146 | if (len + 1 >= MAXPATHLEN) |
a1f99493 | 2147 | overflow_exit("send_file_list"); |
56f0c976 WD |
2148 | fbuf[len++] = '.'; |
2149 | fbuf[len] = '\0'; | |
53f821f1 | 2150 | } |
84ecaa0e | 2151 | name_type = DOTDIR_NAME; |
56f0c976 WD |
2152 | } else if (len > 1 && fbuf[len-1] == '.' && fbuf[len-2] == '.' |
2153 | && (len == 2 || fbuf[len-3] == '/')) { | |
2154 | if (len + 2 >= MAXPATHLEN) | |
a1f99493 | 2155 | overflow_exit("send_file_list"); |
56f0c976 WD |
2156 | fbuf[len++] = '/'; |
2157 | fbuf[len++] = '.'; | |
2158 | fbuf[len] = '\0'; | |
84ecaa0e | 2159 | name_type = DOTDIR_NAME; |
4e421735 | 2160 | } else if (fbuf[len-1] == '.' && (len == 1 || fbuf[len-2] == '/')) |
84ecaa0e | 2161 | name_type = DOTDIR_NAME; |
4e421735 WD |
2162 | else |
2163 | name_type = NORMAL_NAME; | |
c627d613 | 2164 | |
649d65ed AT |
2165 | dir = NULL; |
2166 | ||
2167 | if (!relative_paths) { | |
56f0c976 | 2168 | p = strrchr(fbuf, '/'); |
649d65ed | 2169 | if (p) { |
151f59f1 | 2170 | *p = '\0'; |
56f0c976 | 2171 | if (p == fbuf) |
649d65ed AT |
2172 | dir = "/"; |
2173 | else | |
56f0c976 WD |
2174 | dir = fbuf; |
2175 | len -= p - fbuf + 1; | |
2176 | fn = p + 1; | |
2177 | } else | |
2178 | fn = fbuf; | |
1902a765 WD |
2179 | } else { |
2180 | if ((p = strstr(fbuf, "/./")) != NULL) { | |
2181 | *p = '\0'; | |
2182 | if (p == fbuf) | |
2183 | dir = "/"; | |
d48810ba | 2184 | else { |
1902a765 | 2185 | dir = fbuf; |
d48810ba WD |
2186 | clean_fname(dir, 0); |
2187 | } | |
1902a765 | 2188 | fn = p + 3; |
4e421735 WD |
2189 | while (*fn == '/') |
2190 | fn++; | |
2191 | if (!*fn) | |
2192 | *--fn = '\0'; /* ensure room for '.' */ | |
1902a765 WD |
2193 | } else |
2194 | fn = fbuf; | |
d48810ba WD |
2195 | /* A leading ./ can be used in relative mode to affect |
2196 | * the dest dir without its name being in the path. */ | |
2197 | if (*fn == '.' && fn[1] == '/' && !implied_dot_dir) { | |
2198 | send_file_name(f, flist, ".", NULL, | |
2199 | (flags | FLAG_IMPLIED_DIR) & ~FLAG_CONTENT_DIR, | |
2200 | ALL_FILTERS); | |
2201 | implied_dot_dir = 1; | |
2202 | } | |
2203 | len = clean_fname(fn, CFN_KEEP_TRAILING_SLASH | |
4e421735 | 2204 | | CFN_DROP_TRAILING_DOT_DIR); |
ff0284dd WD |
2205 | if (len == 1) { |
2206 | if (fn[0] == '/') { | |
2207 | fn = "/."; | |
2208 | len = 2; | |
84ecaa0e | 2209 | name_type = DOTDIR_NAME; |
ff0284dd | 2210 | } else if (fn[0] == '.') |
84ecaa0e | 2211 | name_type = DOTDIR_NAME; |
4e421735 WD |
2212 | } else if (fn[len-1] == '/') { |
2213 | fn[--len] = '\0'; | |
2214 | if (len == 1 && *fn == '.') | |
84ecaa0e | 2215 | name_type = DOTDIR_NAME; |
4e421735 WD |
2216 | else |
2217 | name_type = SLASH_ENDING_NAME; | |
ff0284dd | 2218 | } |
1902a765 | 2219 | /* Reject a ".." dir in the active part of the path. */ |
ede1f0eb WD |
2220 | for (p = fn; (p = strstr(p, "..")) != NULL; p += 2) { |
2221 | if ((p[2] == '/' || p[2] == '\0') | |
2222 | && (p == fn || p[-1] == '/')) { | |
2223 | rprintf(FERROR, | |
2224 | "found \"..\" dir in relative path: %s\n", | |
4e421735 | 2225 | fn); |
ede1f0eb WD |
2226 | exit_cleanup(RERR_SYNTAX); |
2227 | } | |
1902a765 WD |
2228 | } |
2229 | } | |
d2ea5980 | 2230 | |
56f0c976 WD |
2231 | if (!*fn) { |
2232 | len = 1; | |
2233 | fn = "."; | |
84ecaa0e | 2234 | name_type = DOTDIR_NAME; |
56f0c976 | 2235 | } |
d2ea5980 | 2236 | |
3bb88b43 WD |
2237 | dirlen = dir ? strlen(dir) : 0; |
2238 | if (dirlen != lastdir_len || memcmp(lastdir, dir, dirlen) != 0) { | |
29a89172 | 2239 | if (!change_pathname(NULL, dir, -dirlen)) |
3b7bcaaf | 2240 | continue; |
ef35abb2 WD |
2241 | lastdir = pathname; |
2242 | lastdir_len = pathname_len; | |
29a89172 | 2243 | } else if (!change_pathname(NULL, lastdir, lastdir_len)) |
3bb88b43 | 2244 | continue; |
d2ea5980 | 2245 | |
99eba675 | 2246 | if (fn != fbuf) |
56f0c976 WD |
2247 | memmove(fbuf, fn, len + 1); |
2248 | ||
1aefb7ef | 2249 | if (link_stat(fbuf, &st, copy_dirlinks || name_type != NORMAL_NAME) != 0 |
84ecaa0e | 2250 | || (name_type != DOTDIR_NAME && is_daemon_excluded(fbuf, S_ISDIR(st.st_mode))) |
b5daf530 | 2251 | || (relative_paths && path_is_daemon_excluded(fbuf, 1))) { |
42d8ec61 WD |
2252 | if (errno != ENOENT || missing_args == 0) { |
2253 | /* This is a transfer error, but inhibit deletion | |
2254 | * only if we might be omitting an existing file. */ | |
2255 | if (errno != ENOENT) | |
2256 | io_error |= IOERR_GENERAL; | |
ce66f417 WD |
2257 | rsyserr(FERROR_XFER, errno, "link_stat %s failed", |
2258 | full_fname(fbuf)); | |
2259 | continue; | |
42d8ec61 WD |
2260 | } else if (missing_args == 1) { |
2261 | /* Just ignore the arg. */ | |
2262 | continue; | |
2263 | } else /* (missing_args == 2) */ { | |
2264 | /* Send the arg as a "missing" entry with | |
2265 | * mode 0, which tells the generator to delete it. */ | |
2266 | memset(&st, 0, sizeof st); | |
ce66f417 | 2267 | } |
25c2a6ac WD |
2268 | } |
2269 | ||
0d9eba03 | 2270 | /* A dot-dir should not be excluded! */ |
77812418 | 2271 | if (name_type != DOTDIR_NAME && st.st_mode != 0 |
0d9eba03 WD |
2272 | && is_excluded(fbuf, S_ISDIR(st.st_mode) != 0, ALL_FILTERS)) |
2273 | continue; | |
2274 | ||
25c2a6ac WD |
2275 | if (S_ISDIR(st.st_mode) && !xfer_dirs) { |
2276 | rprintf(FINFO, "skipping directory %s\n", fbuf); | |
2277 | continue; | |
2278 | } | |
2279 | ||
3932c423 | 2280 | if (inc_recurse && relative_paths && *fbuf) { |
0d9eba03 | 2281 | if ((p = strchr(fbuf+1, '/')) != NULL) { |
4e421735 WD |
2282 | if (p - fbuf == 1 && *fbuf == '.') { |
2283 | if ((fn = strchr(p+1, '/')) != NULL) | |
2284 | p = fn; | |
2285 | } else | |
2286 | fn = p; | |
2287 | send_implied_dirs(f, flist, fbuf, fbuf, p, flags, name_type); | |
2288 | if (fn == p) | |
2289 | continue; | |
3932c423 | 2290 | } |
0d9eba03 | 2291 | } else if (implied_dirs && (p=strrchr(fbuf,'/')) && p != fbuf) { |
151f59f1 WD |
2292 | /* Send the implied directories at the start of the |
2293 | * source spec, so we get their permissions right. */ | |
af3172c1 | 2294 | send_implied_dirs(f, flist, fbuf, fbuf, p, flags, 0); |
649d65ed | 2295 | } |
ebed4c3a | 2296 | |
53ec55a8 WD |
2297 | if (one_file_system) |
2298 | filesystem_dev = st.st_dev; | |
2299 | ||
4e421735 | 2300 | if (recurse || (xfer_dirs && name_type != NORMAL_NAME)) { |
42c6b139 | 2301 | struct file_struct *file; |
42c6b139 | 2302 | file = send_file_name(f, flist, fbuf, &st, |
0d9eba03 WD |
2303 | FLAG_TOP_DIR | FLAG_CONTENT_DIR | flags, |
2304 | NO_FILTERS); | |
d48810ba WD |
2305 | if (!file) |
2306 | continue; | |
4e421735 | 2307 | if (inc_recurse) { |
84ecaa0e | 2308 | if (name_type == DOTDIR_NAME) { |
4e421735 WD |
2309 | if (send_dir_depth < 0) { |
2310 | send_dir_depth = 0; | |
2311 | change_local_filter_dir(fbuf, len, send_dir_depth); | |
2312 | } | |
2313 | send_directory(f, flist, fbuf, len, flags); | |
2314 | } | |
d48810ba | 2315 | } else |
42c6b139 WD |
2316 | send_if_directory(f, flist, file, fbuf, len, flags); |
2317 | } else | |
0d9eba03 | 2318 | send_file_name(f, flist, fbuf, &st, flags, NO_FILTERS); |
649d65ed | 2319 | } |
dc5ddbcc | 2320 | |
8e6b4ddb WD |
2321 | if (reenable_multiplex >= 0) |
2322 | io_start_multiplex_in(reenable_multiplex); | |
705132bc | 2323 | |
134f4338 WD |
2324 | gettimeofday(&end_tv, NULL); |
2325 | stats.flist_buildtime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000 | |
2326 | + (end_tv.tv_usec - start_tv.tv_usec) / 1000; | |
2327 | if (stats.flist_buildtime == 0) | |
2328 | stats.flist_buildtime = 1; | |
2329 | start_tv = end_tv; | |
31b4d25d | 2330 | |
8b3e6052 | 2331 | /* Indicate end of file list */ |
de6ab501 | 2332 | if (io_error == 0 || ignore_errors) |
8b3e6052 | 2333 | write_byte(f, 0); |
de6ab501 | 2334 | else if (use_safe_inc_flist) { |
8b3e6052 | 2335 | write_shortint(f, XMIT_EXTENDED_FLAGS|XMIT_IO_ERROR_ENDLIST); |
9784f01c | 2336 | write_varint(f, io_error); |
de6ab501 WD |
2337 | } else { |
2338 | if (delete_during && inc_recurse) | |
2339 | fatal_unsafe_io_error(); | |
2340 | write_byte(f, 0); | |
8b3e6052 | 2341 | } |
8cae71eb WD |
2342 | |
2343 | #ifdef SUPPORT_HARD_LINKS | |
3ea6e0e7 | 2344 | if (preserve_hard_links && protocol_version >= 30 && !inc_recurse) |
8cae71eb WD |
2345 | idev_destroy(); |
2346 | #endif | |
c627d613 | 2347 | |
134f4338 WD |
2348 | if (show_filelist_p()) |
2349 | finish_filelist_progress(flist); | |
31b4d25d | 2350 | |
134f4338 WD |
2351 | gettimeofday(&end_tv, NULL); |
2352 | stats.flist_xfertime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000 | |
2353 | + (end_tv.tv_usec - start_tv.tv_usec) / 1000; | |
ebed4c3a | 2354 | |
332cf6df WD |
2355 | /* When converting names, both sides keep an unsorted file-list array |
2356 | * because the names will differ on the sending and receiving sides | |
2357 | * (both sides will use the unsorted index number for each item). */ | |
2358 | ||
a6e7b978 WD |
2359 | /* Sort the list without removing any duplicates. This allows the |
2360 | * receiving side to ask for whatever name it kept. For incremental | |
2361 | * recursion mode, the sender marks duplicate dirs so that it can | |
2362 | * send them together in a single file-list. */ | |
332cf6df | 2363 | if (need_unsorted_flist) { |
65b4e4b2 WD |
2364 | if (!(flist->sorted = new_array(struct file_struct *, flist->used))) |
2365 | out_of_memory("send_file_list"); | |
2366 | memcpy(flist->sorted, flist->files, | |
2367 | flist->used * sizeof (struct file_struct*)); | |
2368 | } else | |
332cf6df | 2369 | flist->sorted = flist->files; |
65b4e4b2 | 2370 | flist_sort_and_clean(flist, 0); |
9decb4d2 | 2371 | file_total += flist->used; |
fe16d9a6 | 2372 | file_old_total += flist->used; |
ebed4c3a | 2373 | |
0b52f94d | 2374 | if (numeric_ids <= 0 && !inc_recurse) |
1564cd5a | 2375 | send_id_list(f); |
f6c34742 | 2376 | |
134f4338 | 2377 | /* send the io_error flag */ |
c7e6f84f WD |
2378 | if (protocol_version < 30) |
2379 | write_int(f, ignore_errors ? 0 : io_error); | |
de6ab501 | 2380 | else if (!use_safe_inc_flist && io_error && !ignore_errors) |
c7e6f84f WD |
2381 | send_msg_int(MSG_IO_ERROR, io_error); |
2382 | ||
2383 | if (disable_buffering) | |
705132bc | 2384 | io_end_buffering_out(IOBUF_FREE_BUFS); |
6ba9279f | 2385 | |
134f4338 | 2386 | stats.flist_size = stats.total_written - start_write; |
9decb4d2 | 2387 | stats.num_files = flist->used; |
d6dead6b | 2388 | |
951e826b | 2389 | if (DEBUG_GTE(FLIST, 3)) |
32cbfe7b | 2390 | output_flist(flist); |
cefed3e8 | 2391 | |
951e826b | 2392 | if (DEBUG_GTE(FLIST, 2)) |
ebed4c3a | 2393 | rprintf(FINFO, "send_file_list done\n"); |
17faa41c | 2394 | |
3ea6e0e7 | 2395 | if (inc_recurse) { |
4e421735 | 2396 | send_dir_depth = 1; |
e366e530 | 2397 | add_dirs_to_tree(-1, flist, stats.num_dirs); |
902ee53e | 2398 | if (!file_total || strcmp(flist->sorted[flist->low]->basename, ".") != 0) |
4e421735 | 2399 | flist->parent_ndx = -1; |
abdcb21a | 2400 | flist_done_allocating(flist); |
25c2a6ac WD |
2401 | if (send_dir_ndx < 0) { |
2402 | write_ndx(f, NDX_FLIST_EOF); | |
2403 | flist_eof = 1; | |
20caffd2 WD |
2404 | if (DEBUG_GTE(FLIST, 3)) |
2405 | rprintf(FINFO, "[%s] flist_eof=1\n", who_am_i()); | |
25c2a6ac WD |
2406 | } |
2407 | else if (file_total == 1) { | |
c7e6f84f WD |
2408 | /* If we're creating incremental file-lists and there |
2409 | * was just 1 item in the first file-list, send 1 more | |
2410 | * file-list to check if this is a 1-file xfer. */ | |
25c2a6ac | 2411 | send_extra_file_list(f, 1); |
c7e6f84f | 2412 | } |
20caffd2 | 2413 | } else { |
8d10cbfc | 2414 | flist_eof = 1; |
20caffd2 WD |
2415 | if (DEBUG_GTE(FLIST, 3)) |
2416 | rprintf(FINFO, "[%s] flist_eof=1\n", who_am_i()); | |
2417 | } | |
c7e6f84f | 2418 | |
649d65ed | 2419 | return flist; |
c627d613 AT |
2420 | } |
2421 | ||
c627d613 AT |
2422 | struct file_list *recv_file_list(int f) |
2423 | { | |
ebed4c3a | 2424 | struct file_list *flist; |
c7e6f84f | 2425 | int dstart, flags; |
ebed4c3a | 2426 | int64 start_read; |
c627d613 | 2427 | |
a02348b5 WD |
2428 | if (!first_flist) { |
2429 | if (show_filelist_p()) | |
2430 | start_filelist_progress("receiving file list"); | |
2431 | else if (inc_recurse && INFO_GTE(FLIST, 1) && !am_server) | |
2432 | rprintf(FCLIENT, "receiving incremental file list\n"); | |
c7e6f84f | 2433 | rprintf(FLOG, "receiving file list\n"); |
2df20057 WD |
2434 | if (usermap) |
2435 | parse_name_map(usermap, True); | |
2436 | if (groupmap) | |
2437 | parse_name_map(groupmap, False); | |
a02348b5 | 2438 | } |
c627d613 | 2439 | |
ebed4c3a | 2440 | start_read = stats.total_read; |
a800434a | 2441 | |
8cae71eb | 2442 | #ifdef SUPPORT_HARD_LINKS |
d4d6646a | 2443 | if (preserve_hard_links && !first_flist) |
8cae71eb WD |
2444 | init_hard_links(); |
2445 | #endif | |
c627d613 | 2446 | |
9863bdbc WD |
2447 | flist = flist_new(0, "recv_file_list"); |
2448 | ||
3ea6e0e7 | 2449 | if (inc_recurse) { |
4e421735 | 2450 | if (flist->ndx_start == 1) |
c7e6f84f | 2451 | dir_flist = flist_new(FLIST_TEMP, "recv_file_list"); |
9decb4d2 | 2452 | dstart = dir_flist->used; |
c7e6f84f WD |
2453 | } else { |
2454 | dir_flist = flist; | |
2455 | dstart = 0; | |
2456 | } | |
2457 | ||
1ef00d20 | 2458 | while ((flags = read_byte(f)) != 0) { |
f5db0993 | 2459 | struct file_struct *file; |
dbda5fbf | 2460 | |
d01d15e0 | 2461 | if (protocol_version >= 28 && (flags & XMIT_EXTENDED_FLAGS)) |
75bc8600 | 2462 | flags |= read_byte(f) << 8; |
8b3e6052 WD |
2463 | |
2464 | if (flags == (XMIT_EXTENDED_FLAGS|XMIT_IO_ERROR_ENDLIST)) { | |
2465 | int err; | |
de6ab501 | 2466 | if (!use_safe_inc_flist) { |
8b3e6052 WD |
2467 | rprintf(FERROR, "Invalid flist flag: %x\n", flags); |
2468 | exit_cleanup(RERR_PROTOCOL); | |
2469 | } | |
9784f01c | 2470 | err = read_varint(f); |
8b3e6052 WD |
2471 | if (!ignore_errors) |
2472 | io_error |= err; | |
2473 | break; | |
2474 | } | |
2475 | ||
2476 | flist_expand(flist, 1); | |
1b502f3e | 2477 | file = recv_file_entry(f, flist, flags); |
c627d613 | 2478 | |
e366e530 WD |
2479 | if (S_ISREG(file->mode)) { |
2480 | /* Already counted */ | |
2481 | } else if (S_ISDIR(file->mode)) { | |
2482 | if (inc_recurse) { | |
2483 | flist_expand(dir_flist, 1); | |
2484 | dir_flist->files[dir_flist->used++] = file; | |
2485 | } | |
2486 | stats.num_dirs++; | |
2487 | } else if (S_ISLNK(file->mode)) | |
2488 | stats.num_symlinks++; | |
2489 | else if (IS_DEVICE(file->mode)) | |
2490 | stats.num_symlinks++; | |
2491 | else | |
2492 | stats.num_specials++; | |
c7e6f84f | 2493 | |
9decb4d2 | 2494 | flist->files[flist->used++] = file; |
c627d613 | 2495 | |
9decb4d2 | 2496 | maybe_emit_filelist_progress(flist->used); |
1bbd10fe | 2497 | |
951e826b | 2498 | if (DEBUG_GTE(FLIST, 2)) { |
6e5b6822 WD |
2499 | char *name = f_name(file, NULL); |
2500 | rprintf(FINFO, "recv_file_name(%s)\n", NS(name)); | |
5e4ff5f9 | 2501 | } |
ebed4c3a | 2502 | } |
9decb4d2 | 2503 | file_total += flist->used; |
c627d613 | 2504 | |
951e826b | 2505 | if (DEBUG_GTE(FLIST, 2)) |
9decb4d2 | 2506 | rprintf(FINFO, "received %d names\n", flist->used); |
c627d613 | 2507 | |
b7736c79 | 2508 | if (show_filelist_p()) |
1bbd10fe | 2509 | finish_filelist_progress(flist); |
a06d19e3 | 2510 | |
332cf6df WD |
2511 | if (need_unsorted_flist) { |
2512 | /* Create an extra array of index pointers that we can sort for | |
2513 | * the generator's use (for wading through the files in sorted | |
2514 | * order and for calling flist_find()). We keep the "files" | |
2515 | * list unsorted for our exchange of index numbers with the | |
2516 | * other side (since their names may not sort the same). */ | |
9decb4d2 | 2517 | if (!(flist->sorted = new_array(struct file_struct *, flist->used))) |
332cf6df WD |
2518 | out_of_memory("recv_file_list"); |
2519 | memcpy(flist->sorted, flist->files, | |
9decb4d2 WD |
2520 | flist->used * sizeof (struct file_struct*)); |
2521 | if (inc_recurse && dir_flist->used > dstart) { | |
65b4e4b2 WD |
2522 | static int dir_flist_malloced = 0; |
2523 | if (dir_flist_malloced < dir_flist->malloced) { | |
2524 | dir_flist->sorted = realloc_array(dir_flist->sorted, | |
2525 | struct file_struct *, | |
2526 | dir_flist->malloced); | |
2527 | dir_flist_malloced = dir_flist->malloced; | |
2528 | } | |
8ea07c00 | 2529 | memcpy(dir_flist->sorted + dstart, dir_flist->files + dstart, |
9decb4d2 WD |
2530 | (dir_flist->used - dstart) * sizeof (struct file_struct*)); |
2531 | fsort(dir_flist->sorted + dstart, dir_flist->used - dstart); | |
a6e7b978 | 2532 | } |
f7a76b9c | 2533 | } else { |
332cf6df | 2534 | flist->sorted = flist->files; |
9decb4d2 | 2535 | if (inc_recurse && dir_flist->used > dstart) { |
a6e7b978 | 2536 | dir_flist->sorted = dir_flist->files; |
9decb4d2 | 2537 | fsort(dir_flist->sorted + dstart, dir_flist->used - dstart); |
a6e7b978 WD |
2538 | } |
2539 | } | |
332cf6df | 2540 | |
abdcb21a WD |
2541 | if (inc_recurse) |
2542 | flist_done_allocating(flist); | |
8d10cbfc | 2543 | else if (f >= 0) { |
1564cd5a | 2544 | recv_id_list(f, flist); |
8d10cbfc | 2545 | flist_eof = 1; |
20caffd2 WD |
2546 | if (DEBUG_GTE(FLIST, 3)) |
2547 | rprintf(FINFO, "[%s] flist_eof=1\n", who_am_i()); | |
8d10cbfc | 2548 | } |
f6c34742 | 2549 | |
65b4e4b2 | 2550 | flist_sort_and_clean(flist, relative_paths); |
a6e7b978 | 2551 | |
c7e6f84f | 2552 | if (protocol_version < 30) { |
b9f592fb | 2553 | /* Recv the io_error flag */ |
8b3e6052 WD |
2554 | int err = read_int(f); |
2555 | if (!ignore_errors) | |
2556 | io_error |= err; | |
4e421735 | 2557 | } else if (inc_recurse && flist->ndx_start == 1) { |
902ee53e | 2558 | if (!file_total || strcmp(flist->sorted[flist->low]->basename, ".") != 0) |
4e421735 | 2559 | flist->parent_ndx = -1; |
ebed4c3a | 2560 | } |
6ba9279f | 2561 | |
951e826b | 2562 | if (DEBUG_GTE(FLIST, 3)) |
32cbfe7b | 2563 | output_flist(flist); |
cefed3e8 | 2564 | |
951e826b | 2565 | if (DEBUG_GTE(FLIST, 2)) |
ebed4c3a | 2566 | rprintf(FINFO, "recv_file_list done\n"); |
17faa41c | 2567 | |
c7e6f84f | 2568 | stats.flist_size += stats.total_read - start_read; |
9decb4d2 | 2569 | stats.num_files += flist->used; |
a800434a | 2570 | |
ebed4c3a | 2571 | return flist; |
c627d613 AT |
2572 | } |
2573 | ||
c7e6f84f WD |
2574 | /* This is only used once by the receiver if the very first file-list |
2575 | * has exactly one item in it. */ | |
2576 | void recv_additional_file_list(int f) | |
c627d613 | 2577 | { |
c7e6f84f | 2578 | struct file_list *flist; |
9ae7a2cd | 2579 | int ndx = read_ndx(f); |
25c2a6ac | 2580 | if (ndx == NDX_FLIST_EOF) { |
c7e6f84f | 2581 | flist_eof = 1; |
20caffd2 WD |
2582 | if (DEBUG_GTE(FLIST, 3)) |
2583 | rprintf(FINFO, "[%s] flist_eof=1\n", who_am_i()); | |
c7e6f84f WD |
2584 | change_local_filter_dir(NULL, 0, 0); |
2585 | } else { | |
2586 | ndx = NDX_FLIST_OFFSET - ndx; | |
9decb4d2 | 2587 | if (ndx < 0 || ndx >= dir_flist->used) { |
c7e6f84f WD |
2588 | ndx = NDX_FLIST_OFFSET - ndx; |
2589 | rprintf(FERROR, | |
8ea07c00 WD |
2590 | "[%s] Invalid dir index: %d (%d - %d)\n", |
2591 | who_am_i(), ndx, NDX_FLIST_OFFSET, | |
9decb4d2 | 2592 | NDX_FLIST_OFFSET - dir_flist->used + 1); |
c7e6f84f WD |
2593 | exit_cleanup(RERR_PROTOCOL); |
2594 | } | |
951e826b | 2595 | if (DEBUG_GTE(FLIST, 3)) { |
1faa1a6d WD |
2596 | rprintf(FINFO, "[%s] receiving flist for dir %d\n", |
2597 | who_am_i(), ndx); | |
2598 | } | |
c7e6f84f WD |
2599 | flist = recv_file_list(f); |
2600 | flist->parent_ndx = ndx; | |
2601 | } | |
c627d613 AT |
2602 | } |
2603 | ||
f5db0993 WD |
2604 | /* Search for an identically-named item in the file list. Note that the |
2605 | * items must agree in their directory-ness, or no match is returned. */ | |
2f3cad89 | 2606 | int flist_find(struct file_list *flist, struct file_struct *f) |
c627d613 | 2607 | { |
f3c3ed44 | 2608 | int low = flist->low, high = flist->high; |
207522ae | 2609 | int diff, mid, mid_up; |
f3c3ed44 WD |
2610 | |
2611 | while (low <= high) { | |
2612 | mid = (low + high) / 2; | |
332cf6df | 2613 | if (F_IS_ACTIVE(flist->sorted[mid])) |
c0b134a4 | 2614 | mid_up = mid; |
7402d583 WD |
2615 | else { |
2616 | /* Scan for the next non-empty entry using the cached | |
2617 | * distance values. If the value isn't fully up-to- | |
2618 | * date, update it. */ | |
332cf6df WD |
2619 | mid_up = mid + F_DEPTH(flist->sorted[mid]); |
2620 | if (!F_IS_ACTIVE(flist->sorted[mid_up])) { | |
85aecef6 | 2621 | do { |
332cf6df WD |
2622 | mid_up += F_DEPTH(flist->sorted[mid_up]); |
2623 | } while (!F_IS_ACTIVE(flist->sorted[mid_up])); | |
2624 | F_DEPTH(flist->sorted[mid]) = mid_up - mid; | |
c0b134a4 | 2625 | } |
c0b134a4 | 2626 | if (mid_up > high) { |
7402d583 WD |
2627 | /* If there's nothing left above us, set high to |
2628 | * a non-empty entry below us and continue. */ | |
332cf6df WD |
2629 | high = mid - (int)flist->sorted[mid]->len32; |
2630 | if (!F_IS_ACTIVE(flist->sorted[high])) { | |
85aecef6 | 2631 | do { |
332cf6df WD |
2632 | high -= (int)flist->sorted[high]->len32; |
2633 | } while (!F_IS_ACTIVE(flist->sorted[high])); | |
2634 | flist->sorted[mid]->len32 = mid - high; | |
7402d583 | 2635 | } |
c0b134a4 WD |
2636 | continue; |
2637 | } | |
c0b134a4 | 2638 | } |
332cf6df | 2639 | diff = f_name_cmp(flist->sorted[mid_up], f); |
207522ae | 2640 | if (diff == 0) { |
f5db0993 | 2641 | if (protocol_version < 29 |
332cf6df | 2642 | && S_ISDIR(flist->sorted[mid_up]->mode) |
f5db0993 WD |
2643 | != S_ISDIR(f->mode)) |
2644 | return -1; | |
f3c3ed44 | 2645 | return mid_up; |
f5db0993 | 2646 | } |
207522ae | 2647 | if (diff < 0) |
f3c3ed44 | 2648 | low = mid_up + 1; |
207522ae WD |
2649 | else |
2650 | high = mid - 1; | |
d966ee25 | 2651 | } |
d966ee25 | 2652 | return -1; |
c627d613 AT |
2653 | } |
2654 | ||
d4d56eed MM |
2655 | /* Search for an identically-named item in the file list. Differs from |
2656 | * flist_find in that an item that agrees with "f" in directory-ness is | |
2657 | * preferred but one that does not is still found. */ | |
2658 | int flist_find_ignore_dirness(struct file_list *flist, struct file_struct *f) | |
2659 | { | |
2660 | mode_t save_mode; | |
2661 | int ndx; | |
2662 | ||
2663 | /* First look for an item that agrees in directory-ness. */ | |
2664 | ndx = flist_find(flist, f); | |
2665 | if (ndx >= 0) | |
2666 | return ndx; | |
2667 | ||
2668 | /* Temporarily flip f->mode to look for an item of opposite | |
2669 | * directory-ness. */ | |
2670 | save_mode = f->mode; | |
2671 | f->mode = S_ISDIR(f->mode) ? S_IFREG : S_IFDIR; | |
2672 | ndx = flist_find(flist, f); | |
2673 | f->mode = save_mode; | |
2674 | return ndx; | |
2675 | } | |
2676 | ||
3ec4dd97 | 2677 | /* |
9935066b S |
2678 | * Free up any resources a file_struct has allocated |
2679 | * and clear the file. | |
3ec4dd97 | 2680 | */ |
82ad07c4 | 2681 | void clear_file(struct file_struct *file) |
c627d613 | 2682 | { |
a3e18c76 WD |
2683 | /* The +1 zeros out the first char of the basename. */ |
2684 | memset(file, 0, FILE_STRUCT_LEN + 1); | |
9d737ecb | 2685 | /* In an empty entry, F_DEPTH() is an offset to the next non-empty |
96293cf9 | 2686 | * entry. Likewise for len32 in the opposite direction. We assume |
0679ac4c WD |
2687 | * that we're alone for now since flist_find() will adjust the counts |
2688 | * it runs into that aren't up-to-date. */ | |
9d737ecb | 2689 | file->len32 = F_DEPTH(file) = 1; |
3ec4dd97 | 2690 | } |
c627d613 | 2691 | |
4785cd43 | 2692 | /* Allocate a new file list. */ |
c7e6f84f | 2693 | struct file_list *flist_new(int flags, char *msg) |
3d382777 AT |
2694 | { |
2695 | struct file_list *flist; | |
2696 | ||
3932c423 | 2697 | if (!(flist = new0(struct file_list))) |
9935066b | 2698 | out_of_memory(msg); |
3d382777 | 2699 | |
abdcb21a WD |
2700 | if (flags & FLIST_TEMP) { |
2701 | if (!(flist->file_pool = pool_create(SMALL_EXTENT, 0, | |
a02348b5 | 2702 | out_of_memory, |
fb01d1fb | 2703 | POOL_INTERN))) |
abdcb21a WD |
2704 | out_of_memory(msg); |
2705 | } else { | |
c7e6f84f WD |
2706 | /* This is a doubly linked list with prev looping back to |
2707 | * the end of the list, but the last next pointer is NULL. */ | |
abdcb21a WD |
2708 | if (!first_flist) { |
2709 | flist->file_pool = pool_create(NORMAL_EXTENT, 0, | |
a02348b5 | 2710 | out_of_memory, |
fb01d1fb | 2711 | POOL_INTERN); |
abdcb21a WD |
2712 | if (!flist->file_pool) |
2713 | out_of_memory(msg); | |
2714 | ||
65b4e4b2 | 2715 | flist->ndx_start = flist->flist_num = inc_recurse ? 1 : 0; |
4e421735 | 2716 | |
c7e6f84f | 2717 | first_flist = cur_flist = flist->prev = flist; |
abdcb21a | 2718 | } else { |
65b4e4b2 WD |
2719 | struct file_list *prev = first_flist->prev; |
2720 | ||
abdcb21a WD |
2721 | flist->file_pool = first_flist->file_pool; |
2722 | ||
65b4e4b2 WD |
2723 | flist->ndx_start = prev->ndx_start + prev->used + 1; |
2724 | flist->flist_num = prev->flist_num + 1; | |
abdcb21a | 2725 | |
65b4e4b2 WD |
2726 | flist->prev = prev; |
2727 | prev->next = first_flist->prev = flist; | |
c7e6f84f | 2728 | } |
abdcb21a | 2729 | flist->pool_boundary = pool_boundary(flist->file_pool, 0); |
c7e6f84f WD |
2730 | flist_cnt++; |
2731 | } | |
2732 | ||
3d382777 AT |
2733 | return flist; |
2734 | } | |
ebed4c3a | 2735 | |
4785cd43 | 2736 | /* Free up all elements in a flist. */ |
3ec4dd97 AT |
2737 | void flist_free(struct file_list *flist) |
2738 | { | |
abdcb21a WD |
2739 | if (!flist->prev) { |
2740 | /* Was FLIST_TEMP dir-list. */ | |
2741 | } else if (flist == flist->prev) { | |
c7e6f84f WD |
2742 | first_flist = cur_flist = NULL; |
2743 | file_total = 0; | |
2744 | flist_cnt = 0; | |
2745 | } else { | |
2746 | if (flist == cur_flist) | |
2747 | cur_flist = flist->next; | |
2748 | if (flist == first_flist) | |
2749 | first_flist = first_flist->next; | |
2750 | else { | |
2751 | flist->prev->next = flist->next; | |
2752 | if (!flist->next) | |
2753 | flist->next = first_flist; | |
2754 | } | |
2755 | flist->next->prev = flist->prev; | |
9decb4d2 | 2756 | file_total -= flist->used; |
c7e6f84f WD |
2757 | flist_cnt--; |
2758 | } | |
2759 | ||
abdcb21a WD |
2760 | if (!flist->prev || !flist_cnt) |
2761 | pool_destroy(flist->file_pool); | |
2762 | else | |
2763 | pool_free_old(flist->file_pool, flist->pool_boundary); | |
2764 | ||
332cf6df WD |
2765 | if (flist->sorted && flist->sorted != flist->files) |
2766 | free(flist->sorted); | |
3ec4dd97 | 2767 | free(flist->files); |
3ec4dd97 | 2768 | free(flist); |
c627d613 AT |
2769 | } |
2770 | ||
a6e7b978 WD |
2771 | /* This routine ensures we don't have any duplicate names in our file list. |
2772 | * duplicate names can cause corruption because of the pipelining. */ | |
65b4e4b2 | 2773 | static void flist_sort_and_clean(struct file_list *flist, int strip_root) |
c627d613 | 2774 | { |
85aecef6 | 2775 | char fbuf[MAXPATHLEN]; |
a6e7b978 | 2776 | int i, prev_i; |
c627d613 | 2777 | |
910ee8c9 WD |
2778 | if (!flist) |
2779 | return; | |
9decb4d2 | 2780 | if (flist->used == 0) { |
910ee8c9 | 2781 | flist->high = -1; |
9decb4d2 | 2782 | flist->low = 0; |
3ec4dd97 | 2783 | return; |
910ee8c9 | 2784 | } |
3ec4dd97 | 2785 | |
9decb4d2 | 2786 | fsort(flist->sorted, flist->used); |
ebed4c3a | 2787 | |
a6e7b978 | 2788 | if (!am_sender || inc_recurse) { |
9decb4d2 | 2789 | for (i = prev_i = 0; i < flist->used; i++) { |
a6e7b978 WD |
2790 | if (F_IS_ACTIVE(flist->sorted[i])) { |
2791 | prev_i = i; | |
2792 | break; | |
2793 | } | |
b91b50c0 | 2794 | } |
a6e7b978 WD |
2795 | flist->low = prev_i; |
2796 | } else { | |
9decb4d2 | 2797 | i = prev_i = flist->used - 1; |
a6e7b978 | 2798 | flist->low = 0; |
b91b50c0 | 2799 | } |
a6e7b978 | 2800 | |
9decb4d2 | 2801 | while (++i < flist->used) { |
fe1c19dc | 2802 | int j; |
332cf6df | 2803 | struct file_struct *file = flist->sorted[i]; |
f5db0993 | 2804 | |
96293cf9 | 2805 | if (!F_IS_ACTIVE(file)) |
b91b50c0 | 2806 | continue; |
332cf6df | 2807 | if (f_name_cmp(file, flist->sorted[prev_i]) == 0) |
fe1c19dc WD |
2808 | j = prev_i; |
2809 | else if (protocol_version >= 29 && S_ISDIR(file->mode)) { | |
f5db0993 WD |
2810 | int save_mode = file->mode; |
2811 | /* Make sure that this directory doesn't duplicate a | |
2812 | * non-directory earlier in the list. */ | |
f5db0993 | 2813 | flist->high = prev_i; |
fe1c19dc WD |
2814 | file->mode = S_IFREG; |
2815 | j = flist_find(flist, file); | |
f5db0993 | 2816 | file->mode = save_mode; |
fe1c19dc WD |
2817 | } else |
2818 | j = -1; | |
2819 | if (j >= 0) { | |
fe1c19dc WD |
2820 | int keep, drop; |
2821 | /* If one is a dir and the other is not, we want to | |
2822 | * keep the dir because it might have contents in the | |
e8e9e12c WD |
2823 | * list. Otherwise keep the first one. */ |
2824 | if (S_ISDIR(file->mode)) { | |
2825 | struct file_struct *fp = flist->sorted[j]; | |
3932c423 | 2826 | if (!S_ISDIR(fp->mode)) |
e8e9e12c WD |
2827 | keep = i, drop = j; |
2828 | else { | |
2829 | if (am_sender) | |
2830 | file->flags |= FLAG_DUPLICATE; | |
3f309272 WD |
2831 | else { /* Make sure we merge our vital flags. */ |
2832 | fp->flags |= file->flags & (FLAG_TOP_DIR|FLAG_CONTENT_DIR); | |
2833 | fp->flags &= file->flags | ~FLAG_IMPLIED_DIR; | |
2834 | } | |
e8e9e12c WD |
2835 | keep = j, drop = i; |
2836 | } | |
2837 | } else | |
fe1c19dc | 2838 | keep = j, drop = i; |
fe1c19dc | 2839 | |
e8e9e12c | 2840 | if (!am_sender) { |
951e826b | 2841 | if (DEBUG_GTE(DUP, 1)) { |
a6e7b978 WD |
2842 | rprintf(FINFO, |
2843 | "removing duplicate name %s from file list (%d)\n", | |
ee83e1bd | 2844 | f_name(file, fbuf), drop + flist->ndx_start); |
a6e7b978 | 2845 | } |
a6e7b978 WD |
2846 | clear_file(flist->sorted[drop]); |
2847 | } | |
9935066b | 2848 | |
fe1c19dc WD |
2849 | if (keep == i) { |
2850 | if (flist->low == drop) { | |
2851 | for (j = drop + 1; | |
332cf6df | 2852 | j < i && !F_IS_ACTIVE(flist->sorted[j]); |
fe1c19dc WD |
2853 | j++) {} |
2854 | flist->low = j; | |
2855 | } | |
2856 | prev_i = i; | |
2857 | } | |
728d0922 | 2858 | } else |
6931c138 | 2859 | prev_i = i; |
3ec4dd97 | 2860 | } |
a6e7b978 | 2861 | flist->high = prev_i; |
0199b05f | 2862 | |
c0b134a4 WD |
2863 | if (strip_root) { |
2864 | /* We need to strip off the leading slashes for relative | |
2865 | * paths, but this must be done _after_ the sorting phase. */ | |
2866 | for (i = flist->low; i <= flist->high; i++) { | |
332cf6df | 2867 | struct file_struct *file = flist->sorted[i]; |
c0b134a4 WD |
2868 | |
2869 | if (!file->dirname) | |
2870 | continue; | |
2871 | while (*file->dirname == '/') | |
2872 | file->dirname++; | |
2873 | if (!*file->dirname) | |
2874 | file->dirname = NULL; | |
2875 | } | |
2876 | } | |
2877 | ||
a6e7b978 | 2878 | if (prune_empty_dirs && !am_sender) { |
e6ffb966 | 2879 | int j, prev_depth = 0; |
9c000f5e | 2880 | |
e6ffb966 | 2881 | prev_i = 0; /* It's OK that this isn't really true. */ |
9c000f5e | 2882 | |
f5db0993 | 2883 | for (i = flist->low; i <= flist->high; i++) { |
332cf6df | 2884 | struct file_struct *fp, *file = flist->sorted[i]; |
ebed4c3a | 2885 | |
9d737ecb | 2886 | /* This temporarily abuses the F_DEPTH() value for a |
e6ffb966 WD |
2887 | * directory that is in a chain that might get pruned. |
2888 | * We restore the old value if it gets a reprieve. */ | |
9d737ecb | 2889 | if (S_ISDIR(file->mode) && F_DEPTH(file)) { |
e6ffb966 | 2890 | /* Dump empty dirs when coming back down. */ |
9d737ecb | 2891 | for (j = prev_depth; j >= F_DEPTH(file); j--) { |
332cf6df | 2892 | fp = flist->sorted[prev_i]; |
9d737ecb | 2893 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2894 | break; |
9d737ecb | 2895 | prev_i = -F_DEPTH(fp)-1; |
82ad07c4 | 2896 | clear_file(fp); |
9c000f5e | 2897 | } |
9d737ecb | 2898 | prev_depth = F_DEPTH(file); |
85aecef6 WD |
2899 | if (is_excluded(f_name(file, fbuf), 1, |
2900 | ALL_FILTERS)) { | |
e6ffb966 WD |
2901 | /* Keep dirs through this dir. */ |
2902 | for (j = prev_depth-1; ; j--) { | |
332cf6df | 2903 | fp = flist->sorted[prev_i]; |
9d737ecb | 2904 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2905 | break; |
9d737ecb WD |
2906 | prev_i = -F_DEPTH(fp)-1; |
2907 | F_DEPTH(fp) = j; | |
e6ffb966 | 2908 | } |
85aecef6 | 2909 | } else |
9d737ecb | 2910 | F_DEPTH(file) = -prev_i-1; |
e6ffb966 WD |
2911 | prev_i = i; |
2912 | } else { | |
2913 | /* Keep dirs through this non-dir. */ | |
2914 | for (j = prev_depth; ; j--) { | |
332cf6df | 2915 | fp = flist->sorted[prev_i]; |
9d737ecb | 2916 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2917 | break; |
9d737ecb WD |
2918 | prev_i = -F_DEPTH(fp)-1; |
2919 | F_DEPTH(fp) = j; | |
e6ffb966 | 2920 | } |
0199b05f | 2921 | } |
9c000f5e | 2922 | } |
ca947dea | 2923 | /* Dump all remaining empty dirs. */ |
e6ffb966 | 2924 | while (1) { |
332cf6df | 2925 | struct file_struct *fp = flist->sorted[prev_i]; |
9d737ecb | 2926 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2927 | break; |
9d737ecb | 2928 | prev_i = -F_DEPTH(fp)-1; |
82ad07c4 | 2929 | clear_file(fp); |
9c000f5e | 2930 | } |
f5db0993 | 2931 | |
9c000f5e | 2932 | for (i = flist->low; i <= flist->high; i++) { |
332cf6df | 2933 | if (F_IS_ACTIVE(flist->sorted[i])) |
9c000f5e WD |
2934 | break; |
2935 | } | |
2936 | flist->low = i; | |
2937 | for (i = flist->high; i >= flist->low; i--) { | |
332cf6df | 2938 | if (F_IS_ACTIVE(flist->sorted[i])) |
9c000f5e | 2939 | break; |
0199b05f | 2940 | } |
9c000f5e | 2941 | flist->high = i; |
0199b05f | 2942 | } |
cefed3e8 | 2943 | } |
0199b05f | 2944 | |
32cbfe7b | 2945 | static void output_flist(struct file_list *flist) |
cefed3e8 | 2946 | { |
f3c3ed44 | 2947 | char uidbuf[16], gidbuf[16], depthbuf[16]; |
cefed3e8 | 2948 | struct file_struct *file; |
9d737ecb | 2949 | const char *root, *dir, *slash, *name, *trail; |
32cbfe7b | 2950 | const char *who = who_am_i(); |
cefed3e8 | 2951 | int i; |
0199b05f | 2952 | |
65b4e4b2 WD |
2953 | rprintf(FINFO, "[%s] flist start=%d, used=%d, low=%d, high=%d\n", |
2954 | who, flist->ndx_start, flist->used, flist->low, flist->high); | |
9decb4d2 | 2955 | for (i = 0; i < flist->used; i++) { |
2ad3c717 | 2956 | file = flist->files[i]; |
9b25ef35 | 2957 | if ((am_root || am_sender) && uid_ndx) { |
1564cd5a WD |
2958 | snprintf(uidbuf, sizeof uidbuf, " uid=%u", |
2959 | F_OWNER(file)); | |
82ad07c4 | 2960 | } else |
f05f993e | 2961 | *uidbuf = '\0'; |
9b25ef35 | 2962 | if (gid_ndx) { |
1564cd5a WD |
2963 | static char parens[] = "(\0)\0\0\0"; |
2964 | char *pp = parens + (file->flags & FLAG_SKIP_GROUP ? 0 : 3); | |
2965 | snprintf(gidbuf, sizeof gidbuf, " gid=%s%u%s", | |
2966 | pp, F_GROUP(file), pp + 2); | |
82ad07c4 | 2967 | } else |
f05f993e | 2968 | *gidbuf = '\0'; |
f3c3ed44 | 2969 | if (!am_sender) |
9d737ecb | 2970 | snprintf(depthbuf, sizeof depthbuf, "%d", F_DEPTH(file)); |
96293cf9 | 2971 | if (F_IS_ACTIVE(file)) { |
ef35abb2 | 2972 | root = am_sender ? NS(F_PATHNAME(file)) : depthbuf; |
96293cf9 WD |
2973 | if ((dir = file->dirname) == NULL) |
2974 | dir = slash = ""; | |
2975 | else | |
2976 | slash = "/"; | |
c58c1dc4 | 2977 | name = file->basename; |
96293cf9 WD |
2978 | trail = S_ISDIR(file->mode) ? "/" : ""; |
2979 | } else | |
9d737ecb | 2980 | root = dir = slash = name = trail = ""; |
ee83e1bd | 2981 | rprintf(FINFO, |
6d56efa6 | 2982 | "[%s] i=%d %s %s%s%s%s mode=0%o len=%s%s%s flags=%x\n", |
ee83e1bd WD |
2983 | who, i + flist->ndx_start, |
2984 | root, dir, slash, name, trail, | |
adc2476f | 2985 | (int)file->mode, comma_num(F_LENGTH(file)), |
ee83e1bd | 2986 | uidbuf, gidbuf, file->flags); |
0199b05f | 2987 | } |
3ec4dd97 AT |
2988 | } |
2989 | ||
8824e2ce | 2990 | enum fnc_state { s_DIR, s_SLASH, s_BASE, s_TRAILING }; |
f5db0993 | 2991 | enum fnc_type { t_PATH, t_ITEM }; |
8018edd3 | 2992 | |
569e6f43 WD |
2993 | static int found_prefix; |
2994 | ||
2f3cad89 | 2995 | /* Compare the names of two file_struct entities, similar to how strcmp() |
f5db0993 WD |
2996 | * would do if it were operating on the joined strings. |
2997 | * | |
2998 | * Some differences beginning with protocol_version 29: (1) directory names | |
2999 | * are compared with an assumed trailing slash so that they compare in a | |
3000 | * way that would cause them to sort immediately prior to any content they | |
3001 | * may have; (2) a directory of any name compares after a non-directory of | |
3002 | * any name at the same depth; (3) a directory with name "." compares prior | |
3003 | * to anything else. These changes mean that a directory and a non-dir | |
3004 | * with the same name will not compare as equal (protocol_version >= 29). | |
3005 | * | |
3006 | * The dirname component can be an empty string, but the basename component | |
3007 | * cannot (and never is in the current codebase). The basename component | |
3008 | * may be NULL (for a removed item), in which case it is considered to be | |
3009 | * after any existing item. */ | |
569e6f43 | 3010 | int f_name_cmp(const struct file_struct *f1, const struct file_struct *f2) |
3ec4dd97 | 3011 | { |
8018edd3 WD |
3012 | int dif; |
3013 | const uchar *c1, *c2; | |
1ef00d20 | 3014 | enum fnc_state state1, state2; |
f5db0993 WD |
3015 | enum fnc_type type1, type2; |
3016 | enum fnc_type t_path = protocol_version >= 29 ? t_PATH : t_ITEM; | |
8018edd3 | 3017 | |
96293cf9 WD |
3018 | if (!f1 || !F_IS_ACTIVE(f1)) { |
3019 | if (!f2 || !F_IS_ACTIVE(f2)) | |
8018edd3 WD |
3020 | return 0; |
3021 | return -1; | |
3022 | } | |
96293cf9 | 3023 | if (!f2 || !F_IS_ACTIVE(f2)) |
8018edd3 WD |
3024 | return 1; |
3025 | ||
14698a3a WD |
3026 | c1 = (uchar*)f1->dirname; |
3027 | c2 = (uchar*)f2->dirname; | |
3028 | if (c1 == c2) | |
3029 | c1 = c2 = NULL; | |
3030 | if (!c1) { | |
f5db0993 | 3031 | type1 = S_ISDIR(f1->mode) ? t_path : t_ITEM; |
c58c1dc4 | 3032 | c1 = (const uchar*)f1->basename; |
f5db0993 WD |
3033 | if (type1 == t_PATH && *c1 == '.' && !c1[1]) { |
3034 | type1 = t_ITEM; | |
3035 | state1 = s_TRAILING; | |
3036 | c1 = (uchar*)""; | |
3037 | } else | |
3038 | state1 = s_BASE; | |
f5db0993 WD |
3039 | } else { |
3040 | type1 = t_path; | |
8824e2ce | 3041 | state1 = s_DIR; |
f5db0993 | 3042 | } |
14698a3a | 3043 | if (!c2) { |
f5db0993 | 3044 | type2 = S_ISDIR(f2->mode) ? t_path : t_ITEM; |
c58c1dc4 | 3045 | c2 = (const uchar*)f2->basename; |
f5db0993 WD |
3046 | if (type2 == t_PATH && *c2 == '.' && !c2[1]) { |
3047 | type2 = t_ITEM; | |
3048 | state2 = s_TRAILING; | |
3049 | c2 = (uchar*)""; | |
3050 | } else | |
3051 | state2 = s_BASE; | |
f5db0993 WD |
3052 | } else { |
3053 | type2 = t_path; | |
8824e2ce | 3054 | state2 = s_DIR; |
f5db0993 WD |
3055 | } |
3056 | ||
3057 | if (type1 != type2) | |
3058 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 3059 | |
e4fdf1de | 3060 | do { |
f5db0993 | 3061 | if (!*c1) { |
8018edd3 | 3062 | switch (state1) { |
8824e2ce WD |
3063 | case s_DIR: |
3064 | state1 = s_SLASH; | |
e90b8ace | 3065 | c1 = (uchar*)"/"; |
8018edd3 | 3066 | break; |
8824e2ce | 3067 | case s_SLASH: |
f5db0993 | 3068 | type1 = S_ISDIR(f1->mode) ? t_path : t_ITEM; |
c58c1dc4 | 3069 | c1 = (const uchar*)f1->basename; |
cbb5fa4f WD |
3070 | if (type1 == t_PATH && *c1 == '.' && !c1[1]) { |
3071 | type1 = t_ITEM; | |
3072 | state1 = s_TRAILING; | |
3073 | c1 = (uchar*)""; | |
3074 | } else | |
3075 | state1 = s_BASE; | |
8018edd3 | 3076 | break; |
8824e2ce WD |
3077 | case s_BASE: |
3078 | state1 = s_TRAILING; | |
f5db0993 | 3079 | if (type1 == t_PATH) { |
2f3cad89 | 3080 | c1 = (uchar*)"/"; |
f5db0993 WD |
3081 | break; |
3082 | } | |
3083 | /* FALL THROUGH */ | |
8824e2ce | 3084 | case s_TRAILING: |
f5db0993 | 3085 | type1 = t_ITEM; |
8018edd3 WD |
3086 | break; |
3087 | } | |
f5db0993 WD |
3088 | if (*c2 && type1 != type2) |
3089 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 3090 | } |
f5db0993 | 3091 | if (!*c2) { |
8018edd3 | 3092 | switch (state2) { |
8824e2ce WD |
3093 | case s_DIR: |
3094 | state2 = s_SLASH; | |
e90b8ace | 3095 | c2 = (uchar*)"/"; |
8018edd3 | 3096 | break; |
8824e2ce | 3097 | case s_SLASH: |
f5db0993 | 3098 | type2 = S_ISDIR(f2->mode) ? t_path : t_ITEM; |
c58c1dc4 | 3099 | c2 = (const uchar*)f2->basename; |
cbb5fa4f WD |
3100 | if (type2 == t_PATH && *c2 == '.' && !c2[1]) { |
3101 | type2 = t_ITEM; | |
3102 | state2 = s_TRAILING; | |
3103 | c2 = (uchar*)""; | |
3104 | } else | |
3105 | state2 = s_BASE; | |
8018edd3 | 3106 | break; |
8824e2ce | 3107 | case s_BASE: |
8824e2ce | 3108 | state2 = s_TRAILING; |
f5db0993 | 3109 | if (type2 == t_PATH) { |
2f3cad89 | 3110 | c2 = (uchar*)"/"; |
f5db0993 WD |
3111 | break; |
3112 | } | |
3113 | /* FALL THROUGH */ | |
8824e2ce | 3114 | case s_TRAILING: |
569e6f43 | 3115 | found_prefix = 1; |
f5db0993 WD |
3116 | if (!*c1) |
3117 | return 0; | |
3118 | type2 = t_ITEM; | |
8018edd3 WD |
3119 | break; |
3120 | } | |
f5db0993 WD |
3121 | if (type1 != type2) |
3122 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 3123 | } |
e4fdf1de | 3124 | } while ((dif = (int)*c1++ - (int)*c2++) == 0); |
8018edd3 WD |
3125 | |
3126 | return dif; | |
3127 | } | |
3128 | ||
569e6f43 WD |
3129 | /* Returns 1 if f1's filename has all of f2's filename as a prefix. This does |
3130 | * not match if f2's basename is not an exact match of a path element in f1. | |
3131 | * E.g. /path/foo is not a prefix of /path/foobar/baz, but /path/foobar is. */ | |
3132 | int f_name_has_prefix(const struct file_struct *f1, const struct file_struct *f2) | |
3133 | { | |
3134 | found_prefix = 0; | |
3135 | f_name_cmp(f1, f2); | |
3136 | return found_prefix; | |
3137 | } | |
3138 | ||
96293cf9 WD |
3139 | char *f_name_buf(void) |
3140 | { | |
3141 | static char names[5][MAXPATHLEN]; | |
3142 | static unsigned int n; | |
3143 | ||
3144 | n = (n + 1) % (sizeof names / sizeof names[0]); | |
3145 | ||
3146 | return names[n]; | |
3147 | } | |
3148 | ||
8018edd3 | 3149 | /* Return a copy of the full filename of a flist entry, using the indicated |
5e4ff5f9 WD |
3150 | * buffer or one of 5 static buffers if fbuf is NULL. No size-checking is |
3151 | * done because we checked the size when creating the file_struct entry. | |
8018edd3 | 3152 | */ |
569e6f43 | 3153 | char *f_name(const struct file_struct *f, char *fbuf) |
8018edd3 | 3154 | { |
96293cf9 | 3155 | if (!f || !F_IS_ACTIVE(f)) |
ebed4c3a | 3156 | return NULL; |
3ec4dd97 | 3157 | |
96293cf9 WD |
3158 | if (!fbuf) |
3159 | fbuf = f_name_buf(); | |
5e4ff5f9 | 3160 | |
3ec4dd97 | 3161 | if (f->dirname) { |
882e6893 WD |
3162 | int len = strlen(f->dirname); |
3163 | memcpy(fbuf, f->dirname, len); | |
3164 | fbuf[len] = '/'; | |
c58c1dc4 | 3165 | strlcpy(fbuf + len + 1, f->basename, MAXPATHLEN - (len + 1)); |
8018edd3 | 3166 | } else |
c58c1dc4 | 3167 | strlcpy(fbuf, f->basename, MAXPATHLEN); |
0ee6ca98 | 3168 | |
b7736c79 | 3169 | return fbuf; |
8018edd3 | 3170 | } |
e03dfae5 | 3171 | |
32cbfe7b WD |
3172 | /* Do a non-recursive scan of the named directory, possibly ignoring all |
3173 | * exclude rules except for the daemon's. If "dlen" is >=0, it is the length | |
3174 | * of the dirname string, and also indicates that "dirname" is a MAXPATHLEN | |
3175 | * buffer (the functions we call will append names onto the end, but the old | |
3176 | * dir value will be restored on exit). */ | |
69be312b | 3177 | struct file_list *get_dirlist(char *dirname, int dlen, int flags) |
37802f40 WD |
3178 | { |
3179 | struct file_list *dirlist; | |
3180 | char dirbuf[MAXPATHLEN]; | |
37802f40 | 3181 | int save_recurse = recurse; |
1661fe9b | 3182 | int save_xfer_dirs = xfer_dirs; |
4635fb99 | 3183 | int save_prune_empty_dirs = prune_empty_dirs; |
69be312b | 3184 | int senddir_fd = flags & GDL_IGNORE_FILTER_RULES ? -2 : -1; |
37802f40 | 3185 | |
32cbfe7b WD |
3186 | if (dlen < 0) { |
3187 | dlen = strlcpy(dirbuf, dirname, MAXPATHLEN); | |
3188 | if (dlen >= MAXPATHLEN) | |
3189 | return NULL; | |
3190 | dirname = dirbuf; | |
3191 | } | |
37802f40 | 3192 | |
c7e6f84f | 3193 | dirlist = flist_new(FLIST_TEMP, "get_dirlist"); |
32cbfe7b | 3194 | |
37802f40 | 3195 | recurse = 0; |
1661fe9b | 3196 | xfer_dirs = 1; |
69be312b | 3197 | send_directory(senddir_fd, dirlist, dirname, dlen, FLAG_CONTENT_DIR); |
1661fe9b | 3198 | xfer_dirs = save_xfer_dirs; |
37802f40 | 3199 | recurse = save_recurse; |
951e826b | 3200 | if (INFO_GTE(PROGRESS, 1)) |
9decb4d2 | 3201 | flist_count_offset += dirlist->used; |
37802f40 | 3202 | |
4635fb99 | 3203 | prune_empty_dirs = 0; |
332cf6df | 3204 | dirlist->sorted = dirlist->files; |
65b4e4b2 | 3205 | flist_sort_and_clean(dirlist, 0); |
4635fb99 | 3206 | prune_empty_dirs = save_prune_empty_dirs; |
564ef546 | 3207 | |
951e826b | 3208 | if (DEBUG_GTE(FLIST, 3)) |
32cbfe7b | 3209 | output_flist(dirlist); |
45478cc7 | 3210 | |
32cbfe7b | 3211 | return dirlist; |
45478cc7 | 3212 | } |