Commit | Line | Data |
---|---|---|
dbda5fbf | 1 | /* |
0f78b815 WD |
2 | * Generate and receive file lists. |
3 | * | |
4 | * Copyright (C) 1996 Andrew Tridgell | |
5 | * Copyright (C) 1996 Paul Mackerras | |
6 | * Copyright (C) 2001, 2002 Martin Pool <mbp@samba.org> | |
d3d07a5e | 7 | * Copyright (C) 2002-2008 Wayne Davison |
0f78b815 WD |
8 | * |
9 | * This program is free software; you can redistribute it and/or modify | |
8e41b68e WD |
10 | * it under the terms of the GNU General Public License as published by |
11 | * the Free Software Foundation; either version 3 of the License, or | |
12 | * (at your option) any later version. | |
736a6a29 | 13 | * |
0f78b815 WD |
14 | * This program is distributed in the hope that it will be useful, |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
172875cf | 18 | * |
e7c67065 | 19 | * You should have received a copy of the GNU General Public License along |
4fd842f9 | 20 | * with this program; if not, visit the http://fsf.org website. |
0f78b815 | 21 | */ |
c627d613 AT |
22 | |
23 | #include "rsync.h" | |
1b42f628 | 24 | #include "ifuncs.h" |
a3e18c76 | 25 | #include "rounding.h" |
6d4e718f | 26 | #include "io.h" |
c627d613 | 27 | |
f05f993e | 28 | extern int am_root; |
c627d613 | 29 | extern int am_server; |
a8726d2a | 30 | extern int am_daemon; |
56194bcd | 31 | extern int am_sender; |
f14b3ef4 | 32 | extern int am_generator; |
3ea6e0e7 | 33 | extern int inc_recurse; |
c627d613 | 34 | extern int always_checksum; |
983b1ed3 WD |
35 | extern int module_id; |
36 | extern int ignore_errors; | |
4836c3ee | 37 | extern int numeric_ids; |
a06d19e3 | 38 | extern int recurse; |
a572e126 | 39 | extern int use_qsort; |
7e037c42 | 40 | extern int xfer_dirs; |
24d0fcde | 41 | extern int filesfrom_fd; |
c627d613 | 42 | extern int one_file_system; |
88c2190a | 43 | extern int copy_dirlinks; |
314f4591 | 44 | extern int keep_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; |
9b25ef35 WD |
53 | extern int uid_ndx; |
54 | extern int gid_ndx; | |
95a44066 | 55 | extern int eol_nulls; |
6574b4f7 | 56 | extern int relative_paths; |
24d0fcde | 57 | extern int implied_dirs; |
99a957d3 | 58 | extern int file_extra_cnt; |
53039410 WD |
59 | extern int ignore_perishable; |
60 | extern int non_perishable_cnt; | |
85aecef6 | 61 | extern int prune_empty_dirs; |
82306bf6 | 62 | extern int copy_links; |
b5313607 | 63 | extern int copy_unsafe_links; |
d04e9c51 | 64 | extern int protocol_version; |
cb13abfe | 65 | extern int sanitize_paths; |
9585b276 | 66 | extern int munge_symlinks; |
f7a76b9c | 67 | extern int need_unsorted_flist; |
951e826b | 68 | extern int output_needs_newline; |
f7a76b9c | 69 | extern int unsort_ndx; |
d64e6f42 | 70 | extern struct stats stats; |
95a44066 | 71 | extern char *filesfrom_host; |
c627d613 | 72 | |
e1f40891 WD |
73 | extern char curr_dir[MAXPATHLEN]; |
74 | ||
2b7e0f33 WD |
75 | extern struct chmod_mode_struct *chmod_modes; |
76 | ||
7842418b | 77 | extern struct filter_list_struct filter_list; |
819bfe45 | 78 | extern struct filter_list_struct daemon_filter_list; |
c627d613 | 79 | |
332cf6df | 80 | #ifdef ICONV_OPTION |
2509753f | 81 | extern int filesfrom_convert; |
332cf6df WD |
82 | extern iconv_t ic_send, ic_recv; |
83 | #endif | |
84 | ||
a572e126 WD |
85 | #define PTR_SIZE (sizeof (struct file_struct *)) |
86 | ||
06c28400 | 87 | int io_error; |
7752df41 | 88 | int checksum_len; |
535737bf | 89 | dev_t filesystem_dev; /* used to implement -x */ |
82ad07c4 | 90 | |
c7e6f84f | 91 | struct file_list *cur_flist, *first_flist, *dir_flist; |
4e421735 | 92 | int send_dir_ndx = -1, send_dir_depth = -1; |
c7e6f84f WD |
93 | int flist_cnt = 0; /* how many (non-tmp) file list objects exist */ |
94 | int file_total = 0; /* total of all active items over all file-lists */ | |
95 | int flist_eof = 0; /* all the file-lists are now known */ | |
96 | ||
4e421735 WD |
97 | #define NORMAL_NAME 0 |
98 | #define SLASH_ENDING_NAME 1 | |
84ecaa0e | 99 | #define DOTDIR_NAME 2 |
4e421735 | 100 | |
7e4b6b7b WD |
101 | /* Starting from protocol version 26, we always use 64-bit ino_t and dev_t |
102 | * internally, even if this platform does not allow files to have 64-bit inums. | |
103 | * The only exception is if we're on a platform with no 64-bit type at all. | |
104 | * | |
105 | * Because we use read_longint() to get these off the wire, if you transfer | |
106 | * devices or (for protocols < 30) hardlinks with dev or inum > 2**32 to a | |
107 | * machine with no 64-bit types then you will get an overflow error. | |
108 | * | |
109 | * Note that if you transfer devices from a 64-bit-devt machine (say, Solaris) | |
110 | * to a 32-bit-devt machine (say, Linux-2.2/x86) then the device numbers will | |
111 | * be truncated. But it's a kind of silly thing to do anyhow. */ | |
112 | ||
82ad07c4 WD |
113 | /* The tmp_* vars are used as a cache area by make_file() to store data |
114 | * that the sender doesn't need to remember in its file list. The data | |
115 | * will survive just long enough to be used by send_file_entry(). */ | |
116 | static dev_t tmp_rdev; | |
9d155ecd | 117 | #ifdef SUPPORT_HARD_LINKS |
9d737ecb | 118 | static int64 tmp_dev, tmp_ino; |
9d155ecd | 119 | #endif |
a0456b9c | 120 | static char tmp_sum[MAX_DIGEST_LEN]; |
06c28400 | 121 | |
a0456b9c | 122 | static char empty_sum[MAX_DIGEST_LEN]; |
c7565dad | 123 | static int flist_count_offset; /* for --delete --progress */ |
8ea07c00 | 124 | static int dir_count = 0; |
3d382777 | 125 | |
65b4e4b2 | 126 | static void flist_sort_and_clean(struct file_list *flist, int strip_root); |
32cbfe7b | 127 | static void output_flist(struct file_list *flist); |
0199b05f | 128 | |
61dec11a WD |
129 | void init_flist(void) |
130 | { | |
951e826b | 131 | if (DEBUG_GTE(FLIST, 4)) { |
96293cf9 | 132 | rprintf(FINFO, "FILE_STRUCT_LEN=%d, EXTRA_LEN=%d\n", |
6aef83c9 | 133 | (int)FILE_STRUCT_LEN, (int)EXTRA_LEN); |
96293cf9 | 134 | } |
a0456b9c WD |
135 | checksum_len = protocol_version < 21 ? 2 |
136 | : protocol_version < 30 ? MD4_DIGEST_LEN | |
137 | : MD5_DIGEST_LEN; | |
61dec11a WD |
138 | } |
139 | ||
1bbd10fe | 140 | static int show_filelist_p(void) |
58225000 | 141 | { |
951e826b | 142 | return INFO_GTE(FLIST, 1) && xfer_dirs && !am_server && !inc_recurse; |
1bbd10fe | 143 | } |
ebed4c3a | 144 | |
1bbd10fe DD |
145 | static void start_filelist_progress(char *kind) |
146 | { | |
ea124cb3 | 147 | rprintf(FCLIENT, "%s ... ", kind); |
951e826b | 148 | output_needs_newline = 1; |
1bbd10fe | 149 | rflush(FINFO); |
58225000 MP |
150 | } |
151 | ||
53135fe8 | 152 | static void emit_filelist_progress(int count) |
db719fb0 | 153 | { |
ea124cb3 | 154 | rprintf(FCLIENT, " %d files...\r", count); |
db719fb0 MP |
155 | } |
156 | ||
53135fe8 | 157 | static void maybe_emit_filelist_progress(int count) |
58225000 | 158 | { |
951e826b | 159 | if (INFO_GTE(FLIST, 2) && show_filelist_p() && (count % 100) == 0) |
53135fe8 | 160 | emit_filelist_progress(count); |
58225000 MP |
161 | } |
162 | ||
1bbd10fe | 163 | static void finish_filelist_progress(const struct file_list *flist) |
58225000 | 164 | { |
951e826b | 165 | if (INFO_GTE(FLIST, 2)) { |
1bbd10fe | 166 | /* This overwrites the progress line */ |
c7b562be | 167 | rprintf(FINFO, "%d file%sto consider\n", |
9decb4d2 | 168 | flist->used, flist->used == 1 ? " " : "s "); |
951e826b WD |
169 | } else { |
170 | output_needs_newline = 0; | |
1bbd10fe | 171 | rprintf(FINFO, "done\n"); |
951e826b | 172 | } |
58225000 MP |
173 | } |
174 | ||
86943126 MP |
175 | void show_flist_stats(void) |
176 | { | |
177 | /* Nothing yet */ | |
178 | } | |
179 | ||
cad8f6f9 WD |
180 | /* Stat either a symlink or its referent, depending on the settings of |
181 | * copy_links, copy_unsafe_links, etc. Returns -1 on error, 0 on success. | |
4e5db0ad | 182 | * |
cad8f6f9 WD |
183 | * If path is the name of a symlink, then the linkbuf buffer (which must hold |
184 | * MAXPATHLEN chars) will be set to the symlink's target string. | |
4e5db0ad | 185 | * |
cad8f6f9 WD |
186 | * The stat structure pointed to by stp will contain information about the |
187 | * link or the referent as appropriate, if they exist. */ | |
188 | static int readlink_stat(const char *path, STRUCT_STAT *stp, char *linkbuf) | |
b5313607 | 189 | { |
4f5b0756 | 190 | #ifdef SUPPORT_LINKS |
cad8f6f9 | 191 | if (link_stat(path, stp, copy_dirlinks) < 0) |
b5313607 | 192 | return -1; |
cad8f6f9 WD |
193 | if (S_ISLNK(stp->st_mode)) { |
194 | int llen = readlink(path, linkbuf, MAXPATHLEN - 1); | |
195 | if (llen < 0) | |
b5313607 | 196 | return -1; |
cad8f6f9 | 197 | linkbuf[llen] = '\0'; |
fc638474 | 198 | if (copy_unsafe_links && unsafe_symlink(linkbuf, path)) { |
951e826b | 199 | if (INFO_GTE(SYMSAFE, 1)) { |
dbda5fbf | 200 | rprintf(FINFO,"copying unsafe symlink \"%s\" -> \"%s\"\n", |
0ee6ca98 | 201 | path, linkbuf); |
fc638474 | 202 | } |
9439c0cb | 203 | return x_stat(path, stp, NULL); |
b5313607 | 204 | } |
9585b276 WD |
205 | if (munge_symlinks && am_sender && llen > SYMLINK_PREFIX_LEN |
206 | && strncmp(linkbuf, SYMLINK_PREFIX, SYMLINK_PREFIX_LEN) == 0) { | |
207 | memmove(linkbuf, linkbuf + SYMLINK_PREFIX_LEN, | |
208 | llen - SYMLINK_PREFIX_LEN + 1); | |
209 | } | |
b5313607 DD |
210 | } |
211 | return 0; | |
212 | #else | |
9439c0cb | 213 | return x_stat(path, stp, NULL); |
b5313607 DD |
214 | #endif |
215 | } | |
216 | ||
cad8f6f9 | 217 | int link_stat(const char *path, STRUCT_STAT *stp, int follow_dirlinks) |
82306bf6 | 218 | { |
4f5b0756 | 219 | #ifdef SUPPORT_LINKS |
b7736c79 | 220 | if (copy_links) |
9439c0cb WD |
221 | return x_stat(path, stp, NULL); |
222 | if (x_lstat(path, stp, NULL) < 0) | |
314f4591 | 223 | return -1; |
cad8f6f9 | 224 | if (follow_dirlinks && S_ISLNK(stp->st_mode)) { |
314f4591 | 225 | STRUCT_STAT st; |
9439c0cb | 226 | if (x_stat(path, &st, NULL) == 0 && S_ISDIR(st.st_mode)) |
cad8f6f9 | 227 | *stp = st; |
314f4591 WD |
228 | } |
229 | return 0; | |
82306bf6 | 230 | #else |
9439c0cb | 231 | return x_stat(path, stp, NULL); |
82306bf6 AT |
232 | #endif |
233 | } | |
234 | ||
1aefb7ef WD |
235 | static inline int is_daemon_excluded(const char *fname, int is_dir) |
236 | { | |
819bfe45 | 237 | if (daemon_filter_list.head |
1df02d13 | 238 | && check_filter(&daemon_filter_list, FLOG, fname, is_dir) < 0) { |
1aefb7ef WD |
239 | errno = ENOENT; |
240 | return 1; | |
241 | } | |
242 | return 0; | |
243 | } | |
244 | ||
29a89172 | 245 | static inline int path_is_daemon_excluded(char *path, int ignore_filename) |
b5daf530 | 246 | { |
f8949e76 | 247 | if (daemon_filter_list.head) { |
29a89172 | 248 | char *slash = path; |
b5daf530 WD |
249 | |
250 | while ((slash = strchr(slash+1, '/')) != NULL) { | |
251 | int ret; | |
252 | *slash = '\0'; | |
1df02d13 | 253 | ret = check_filter(&daemon_filter_list, FLOG, path, 1); |
b5daf530 WD |
254 | *slash = '/'; |
255 | if (ret < 0) { | |
256 | errno = ENOENT; | |
257 | return 1; | |
258 | } | |
259 | } | |
260 | ||
261 | if (!ignore_filename | |
1df02d13 | 262 | && check_filter(&daemon_filter_list, FLOG, path, 1) < 0) { |
b5daf530 WD |
263 | errno = ENOENT; |
264 | return 1; | |
265 | } | |
266 | } | |
267 | ||
268 | return 0; | |
269 | } | |
270 | ||
7842418b | 271 | /* This function is used to check if a file should be included/excluded |
429f9828 | 272 | * from the list of files based on its name and type etc. The value of |
7842418b | 273 | * filter_level is set to either SERVER_FILTERS or ALL_FILTERS. */ |
1aefb7ef | 274 | static int is_excluded(const char *fname, int is_dir, int filter_level) |
c627d613 | 275 | { |
7d687932 | 276 | #if 0 /* This currently never happens, so avoid a useless compare. */ |
7842418b | 277 | if (filter_level == NO_FILTERS) |
429f9828 WD |
278 | return 0; |
279 | #endif | |
1aefb7ef | 280 | if (is_daemon_excluded(fname, is_dir)) |
429f9828 | 281 | return 1; |
7842418b | 282 | if (filter_level != ALL_FILTERS) |
429f9828 | 283 | return 0; |
7842418b | 284 | if (filter_list.head |
1df02d13 | 285 | && check_filter(&filter_list, FINFO, fname, is_dir) < 0) |
76e26e10 | 286 | return 1; |
76e26e10 | 287 | return 0; |
c627d613 AT |
288 | } |
289 | ||
a6e7b978 | 290 | static void send_directory(int f, struct file_list *flist, |
c7e6f84f | 291 | char *fbuf, int len, int flags); |
c627d613 | 292 | |
ef35abb2 WD |
293 | static const char *pathname, *orig_dir; |
294 | static int pathname_len; | |
c627d613 | 295 | |
9decb4d2 | 296 | /* Make sure flist can hold at least flist->used + extra entries. */ |
8ea07c00 | 297 | static void flist_expand(struct file_list *flist, int extra) |
d9d6bc52 | 298 | { |
0501f363 | 299 | struct file_struct **new_ptr; |
2e7d1994 | 300 | |
9decb4d2 | 301 | if (flist->used + extra <= flist->malloced) |
a85906c7 | 302 | return; |
dbda5fbf | 303 | |
a85906c7 S |
304 | if (flist->malloced < FLIST_START) |
305 | flist->malloced = FLIST_START; | |
306 | else if (flist->malloced >= FLIST_LINEAR) | |
307 | flist->malloced += FLIST_LINEAR; | |
308 | else | |
309 | flist->malloced *= 2; | |
310 | ||
a6e7b978 WD |
311 | /* In case count jumped or we are starting the list |
312 | * with a known size just set it. */ | |
9decb4d2 WD |
313 | if (flist->malloced < flist->used + extra) |
314 | flist->malloced = flist->used + extra; | |
a6e7b978 | 315 | |
0501f363 WD |
316 | new_ptr = realloc_array(flist->files, struct file_struct *, |
317 | flist->malloced); | |
2e7d1994 | 318 | |
951e826b | 319 | if (DEBUG_GTE(FLIST, 1) && flist->malloced != FLIST_START) { |
6d56efa6 | 320 | rprintf(FCLIENT, "[%s] expand file_list pointer array to %s bytes, did%s move\n", |
a85906c7 | 321 | who_am_i(), |
6d56efa6 | 322 | big_num(sizeof flist->files[0] * flist->malloced, 0), |
a85906c7 | 323 | (new_ptr == flist->files) ? " not" : ""); |
d9d6bc52 | 324 | } |
a85906c7 | 325 | |
0501f363 | 326 | flist->files = new_ptr; |
a85906c7 S |
327 | |
328 | if (!flist->files) | |
329 | out_of_memory("flist_expand"); | |
d9d6bc52 MP |
330 | } |
331 | ||
abdcb21a WD |
332 | static void flist_done_allocating(struct file_list *flist) |
333 | { | |
334 | void *ptr = pool_boundary(flist->file_pool, 8*1024); | |
335 | if (flist->pool_boundary == ptr) | |
336 | flist->pool_boundary = NULL; /* list didn't use any pool memory */ | |
337 | else | |
338 | flist->pool_boundary = ptr; | |
339 | } | |
340 | ||
29a89172 WD |
341 | /* Call this with EITHER (1) "file, NULL, 0" to chdir() to the file's |
342 | * F_PATHNAME(), or (2) "NULL, dir, dirlen" to chdir() to the supplied dir, | |
343 | * with dir == NULL taken to be the starting directory, and dirlen < 0 | |
344 | * indicating that strdup(dir) should be called and then the -dirlen length | |
345 | * value checked to ensure that it is not daemon-excluded. */ | |
346 | int change_pathname(struct file_struct *file, const char *dir, int dirlen) | |
c7e6f84f | 347 | { |
29a89172 WD |
348 | if (dirlen < 0) { |
349 | char *cpy = strdup(dir); | |
350 | if (*cpy != '/') | |
351 | change_dir(orig_dir, CD_SKIP_CHDIR); | |
352 | if (path_is_daemon_excluded(cpy, 0)) | |
353 | goto chdir_error; | |
354 | dir = cpy; | |
355 | dirlen = -dirlen; | |
356 | } else { | |
357 | if (file) { | |
358 | if (pathname == F_PATHNAME(file)) | |
359 | return 1; | |
360 | dir = F_PATHNAME(file); | |
361 | if (dir) | |
362 | dirlen = strlen(dir); | |
363 | } else if (pathname == dir) | |
364 | return 1; | |
365 | if (dir && *dir != '/') | |
366 | change_dir(orig_dir, CD_SKIP_CHDIR); | |
c7e6f84f WD |
367 | } |
368 | ||
5b838296 WD |
369 | pathname = dir; |
370 | pathname_len = dirlen; | |
371 | ||
372 | if (!dir) | |
373 | dir = orig_dir; | |
374 | ||
375 | if (!change_dir(dir, CD_NORMAL)) { | |
29a89172 | 376 | chdir_error: |
c7e6f84f | 377 | io_error |= IOERR_GENERAL; |
29a89172 | 378 | rsyserr(FERROR, errno, "change_dir %s failed", full_fname(dir)); |
5b838296 WD |
379 | if (dir != orig_dir) |
380 | change_dir(orig_dir, CD_NORMAL); | |
29a89172 WD |
381 | pathname = NULL; |
382 | pathname_len = 0; | |
c7e6f84f WD |
383 | return 0; |
384 | } | |
385 | ||
c7e6f84f WD |
386 | return 1; |
387 | } | |
388 | ||
7568ff44 | 389 | static void send_file_entry(int f, const char *fname, struct file_struct *file, int ndx, int first_ndx) |
c627d613 | 390 | { |
5911fee5 WD |
391 | static time_t modtime; |
392 | static mode_t mode; | |
c126e66e | 393 | #ifdef SUPPORT_HARD_LINKS |
1490812a | 394 | static int64 dev; |
c126e66e | 395 | #endif |
4124540d | 396 | static dev_t rdev; |
9c5e91f8 | 397 | static uint32 rdev_major; |
5911fee5 WD |
398 | static uid_t uid; |
399 | static gid_t gid; | |
c78cb8f3 | 400 | static const char *user_name, *group_name; |
5911fee5 | 401 | static char lastname[MAXPATHLEN]; |
0c096e29 | 402 | #ifdef SUPPORT_HARD_LINKS |
8cae71eb | 403 | int first_hlink_ndx = -1; |
0c096e29 | 404 | #endif |
ebed4c3a | 405 | int l1, l2; |
61cb031c | 406 | int xflags; |
72914a60 | 407 | |
3f309272 WD |
408 | /* Initialize starting value of xflags. */ |
409 | if (protocol_version >= 30 && S_ISDIR(file->mode)) { | |
eb7715c1 | 410 | dir_count++; |
3f309272 WD |
411 | if (file->flags & FLAG_CONTENT_DIR) |
412 | xflags = file->flags & FLAG_TOP_DIR; | |
413 | else if (file->flags & FLAG_IMPLIED_DIR) | |
414 | xflags = XMIT_TOP_DIR | XMIT_NO_CONTENT_DIR; | |
415 | else | |
416 | xflags = XMIT_NO_CONTENT_DIR; | |
417 | } else | |
418 | xflags = file->flags & FLAG_TOP_DIR; /* FLAG_TOP_DIR == XMIT_TOP_DIR */ | |
72914a60 | 419 | |
30f337c9 | 420 | if (file->mode == mode) |
61cb031c | 421 | xflags |= XMIT_SAME_MODE; |
1ef00d20 | 422 | else |
30f337c9 | 423 | mode = file->mode; |
75f162e4 | 424 | |
b5c6a6ae WD |
425 | if ((preserve_devices && IS_DEVICE(mode)) |
426 | || (preserve_specials && IS_SPECIAL(mode))) { | |
75bc8600 | 427 | if (protocol_version < 28) { |
82ad07c4 | 428 | if (tmp_rdev == rdev) |
61cb031c | 429 | xflags |= XMIT_SAME_RDEV_pre28; |
b5c6a6ae | 430 | else |
82ad07c4 | 431 | rdev = tmp_rdev; |
b5c6a6ae | 432 | } else { |
82ad07c4 | 433 | rdev = tmp_rdev; |
9c5e91f8 | 434 | if ((uint32)major(rdev) == rdev_major) |
61cb031c | 435 | xflags |= XMIT_SAME_RDEV_MAJOR; |
84a3efa0 | 436 | else |
9c5e91f8 | 437 | rdev_major = major(rdev); |
18438f0b | 438 | if (protocol_version < 30 && (uint32)minor(rdev) <= 0xFFu) |
61cb031c | 439 | xflags |= XMIT_RDEV_MINOR_8_pre30; |
75bc8600 | 440 | } |
b5c6a6ae | 441 | } else if (protocol_version < 28) |
b4a09b72 | 442 | rdev = MAKEDEV(0, 0); |
fd259802 WD |
443 | if (!preserve_uid || ((uid_t)F_OWNER(file) == uid && *lastname)) |
444 | xflags |= XMIT_SAME_UID; | |
445 | else { | |
446 | uid = F_OWNER(file); | |
447 | if (!numeric_ids) { | |
448 | user_name = add_uid(uid); | |
449 | if (inc_recurse && user_name) | |
450 | xflags |= XMIT_USER_NAME_FOLLOWS; | |
c7e6f84f | 451 | } |
82ad07c4 | 452 | } |
fd259802 WD |
453 | if (!preserve_gid || ((gid_t)F_GROUP(file) == gid && *lastname)) |
454 | xflags |= XMIT_SAME_GID; | |
455 | else { | |
456 | gid = F_GROUP(file); | |
457 | if (!numeric_ids) { | |
458 | group_name = add_gid(gid); | |
459 | if (inc_recurse && group_name) | |
460 | xflags |= XMIT_GROUP_NAME_FOLLOWS; | |
c7e6f84f | 461 | } |
82ad07c4 | 462 | } |
30f337c9 | 463 | if (file->modtime == modtime) |
61cb031c | 464 | xflags |= XMIT_SAME_TIME; |
1ef00d20 | 465 | else |
30f337c9 | 466 | modtime = file->modtime; |
a289addd | 467 | |
4f5b0756 | 468 | #ifdef SUPPORT_HARD_LINKS |
9d737ecb | 469 | if (tmp_dev != 0) { |
8cae71eb | 470 | if (protocol_version >= 30) { |
9863bdbc | 471 | struct ht_int64_node *np = idev_find(tmp_dev, tmp_ino); |
424d3691 | 472 | first_hlink_ndx = (int32)(long)np->data - 1; |
8cae71eb | 473 | if (first_hlink_ndx < 0) { |
65b4e4b2 | 474 | np->data = (void*)(long)(first_ndx + ndx + 1); |
61cb031c | 475 | xflags |= XMIT_HLINK_FIRST; |
8cae71eb | 476 | } |
0c096e29 WD |
477 | if (DEBUG_GTE(HLINK, 1)) { |
478 | rprintf(FINFO, "found %s dev:inode %s:%s (#%ld)\n", | |
479 | xflags & XMIT_HLINK_FIRST ? "first" : "matching", | |
480 | big_num(tmp_dev, 0), big_num(tmp_ino, 0), | |
481 | (long)np->data - 1); | |
482 | } | |
8cae71eb | 483 | } else { |
9d737ecb | 484 | if (tmp_dev == dev) { |
8cae71eb | 485 | if (protocol_version >= 28) |
61cb031c | 486 | xflags |= XMIT_SAME_DEV_pre30; |
8cae71eb | 487 | } else |
9d737ecb | 488 | dev = tmp_dev; |
8cae71eb | 489 | } |
fd259802 | 490 | xflags |= XMIT_HLINKED; |
c4b4df4f | 491 | } |
0d162bd1 | 492 | #endif |
ebed4c3a MP |
493 | |
494 | for (l1 = 0; | |
3e491682 S |
495 | lastname[l1] && (fname[l1] == lastname[l1]) && (l1 < 255); |
496 | l1++) {} | |
eddd5d12 | 497 | l2 = strlen(fname+l1); |
72914a60 | 498 | |
ebed4c3a | 499 | if (l1 > 0) |
61cb031c | 500 | xflags |= XMIT_SAME_NAME; |
ebed4c3a | 501 | if (l2 > 255) |
61cb031c | 502 | xflags |= XMIT_LONG_NAME; |
72914a60 | 503 | |
1aa4caf3 WD |
504 | /* We must make sure we don't send a zero flag byte or the |
505 | * other end will terminate the flist transfer. Note that | |
ee3751c8 | 506 | * the use of XMIT_TOP_DIR on a non-dir has no meaning, so |
1aa4caf3 | 507 | * it's harmless way to add a bit to the first flag byte. */ |
75bc8600 | 508 | if (protocol_version >= 28) { |
61cb031c WD |
509 | if (!xflags && !S_ISDIR(mode)) |
510 | xflags |= XMIT_TOP_DIR; | |
511 | if ((xflags & 0xFF00) || !xflags) { | |
512 | xflags |= XMIT_EXTENDED_FLAGS; | |
513 | write_shortint(f, xflags); | |
75bc8600 | 514 | } else |
61cb031c | 515 | write_byte(f, xflags); |
75bc8600 | 516 | } else { |
61cb031c WD |
517 | if (!(xflags & 0xFF)) |
518 | xflags |= S_ISDIR(mode) ? XMIT_LONG_NAME : XMIT_TOP_DIR; | |
519 | write_byte(f, xflags); | |
75bc8600 | 520 | } |
61cb031c | 521 | if (xflags & XMIT_SAME_NAME) |
ebed4c3a | 522 | write_byte(f, l1); |
61cb031c | 523 | if (xflags & XMIT_LONG_NAME) |
f31514ad | 524 | write_varint30(f, l2); |
72914a60 | 525 | else |
ebed4c3a MP |
526 | write_byte(f, l2); |
527 | write_buf(f, fname + l1, l2); | |
72914a60 | 528 | |
0c096e29 | 529 | #ifdef SUPPORT_HARD_LINKS |
8cae71eb | 530 | if (first_hlink_ndx >= 0) { |
9863bdbc | 531 | write_varint(f, first_hlink_ndx); |
0c096e29 WD |
532 | if (first_hlink_ndx >= first_ndx) { |
533 | if (DEBUG_GTE(HLINK, 2)) | |
534 | rprintf(FINFO, "sending abbr. entry\n"); | |
d4d6646a | 535 | goto the_end; |
0c096e29 | 536 | } |
8cae71eb | 537 | } |
0c096e29 | 538 | #endif |
8cae71eb | 539 | |
ba59bd68 | 540 | write_varlong30(f, F_LENGTH(file), 3); |
61cb031c | 541 | if (!(xflags & XMIT_SAME_TIME)) { |
ba59bd68 WD |
542 | if (protocol_version >= 30) |
543 | write_varlong(f, modtime, 4); | |
544 | else | |
545 | write_int(f, modtime); | |
546 | } | |
61cb031c | 547 | if (!(xflags & XMIT_SAME_MODE)) |
30f337c9 | 548 | write_int(f, to_wire_mode(mode)); |
236adddc | 549 | if (preserve_uid && !(xflags & XMIT_SAME_UID)) { |
18438f0b WD |
550 | if (protocol_version < 30) |
551 | write_int(f, uid); | |
552 | else { | |
f31514ad | 553 | write_varint(f, uid); |
61cb031c | 554 | if (xflags & XMIT_USER_NAME_FOLLOWS) { |
18438f0b WD |
555 | int len = strlen(user_name); |
556 | write_byte(f, len); | |
557 | write_buf(f, user_name, len); | |
558 | } | |
c7e6f84f | 559 | } |
72914a60 | 560 | } |
236adddc | 561 | if (preserve_gid && !(xflags & XMIT_SAME_GID)) { |
18438f0b WD |
562 | if (protocol_version < 30) |
563 | write_int(f, gid); | |
564 | else { | |
f31514ad | 565 | write_varint(f, gid); |
61cb031c | 566 | if (xflags & XMIT_GROUP_NAME_FOLLOWS) { |
18438f0b WD |
567 | int len = strlen(group_name); |
568 | write_byte(f, len); | |
569 | write_buf(f, group_name, len); | |
570 | } | |
c7e6f84f | 571 | } |
72914a60 | 572 | } |
b5c6a6ae WD |
573 | if ((preserve_devices && IS_DEVICE(mode)) |
574 | || (preserve_specials && IS_SPECIAL(mode))) { | |
9c5e91f8 | 575 | if (protocol_version < 28) { |
61cb031c | 576 | if (!(xflags & XMIT_SAME_RDEV_pre28)) |
9c5e91f8 WD |
577 | write_int(f, (int)rdev); |
578 | } else { | |
61cb031c | 579 | if (!(xflags & XMIT_SAME_RDEV_MAJOR)) |
f31514ad | 580 | write_varint30(f, major(rdev)); |
18438f0b | 581 | if (protocol_version >= 30) |
f31514ad | 582 | write_varint(f, minor(rdev)); |
61cb031c | 583 | else if (xflags & XMIT_RDEV_MINOR_8_pre30) |
9c5e91f8 WD |
584 | write_byte(f, minor(rdev)); |
585 | else | |
586 | write_int(f, minor(rdev)); | |
587 | } | |
75bc8600 | 588 | } |
c627d613 | 589 | |
4f5b0756 | 590 | #ifdef SUPPORT_LINKS |
30f337c9 | 591 | if (preserve_links && S_ISLNK(mode)) { |
82ad07c4 WD |
592 | const char *sl = F_SYMLINK(file); |
593 | int len = strlen(sl); | |
f31514ad | 594 | write_varint30(f, len); |
82ad07c4 | 595 | write_buf(f, sl, len); |
72914a60 | 596 | } |
c627d613 AT |
597 | #endif |
598 | ||
4f5b0756 | 599 | #ifdef SUPPORT_HARD_LINKS |
9d737ecb | 600 | if (tmp_dev != 0 && protocol_version < 30) { |
4124540d | 601 | if (protocol_version < 26) { |
736a6a29 | 602 | /* 32-bit dev_t and ino_t */ |
26404276 | 603 | write_int(f, (int32)dev); |
9d737ecb | 604 | write_int(f, (int32)tmp_ino); |
736a6a29 MP |
605 | } else { |
606 | /* 64-bit dev_t and ino_t */ | |
61cb031c | 607 | if (!(xflags & XMIT_SAME_DEV_pre30)) |
4124540d | 608 | write_longint(f, dev); |
9d737ecb | 609 | write_longint(f, tmp_ino); |
736a6a29 | 610 | } |
72914a60 | 611 | } |
dc5ddbcc AT |
612 | #endif |
613 | ||
9a4a237e | 614 | if (always_checksum && (S_ISREG(mode) || protocol_version < 28)) { |
4a19c3b2 | 615 | const char *sum; |
728d0922 | 616 | if (S_ISREG(mode)) |
82ad07c4 | 617 | sum = tmp_sum; |
9a4a237e | 618 | else { |
728d0922 WD |
619 | /* Prior to 28, we sent a useless set of nulls. */ |
620 | sum = empty_sum; | |
728d0922 | 621 | } |
7752df41 | 622 | write_buf(f, sum, checksum_len); |
ebed4c3a | 623 | } |
182dca5c | 624 | |
0c096e29 | 625 | #ifdef SUPPORT_HARD_LINKS |
8cae71eb | 626 | the_end: |
0c096e29 | 627 | #endif |
ebed4c3a | 628 | strlcpy(lastname, fname, MAXPATHLEN); |
ca947dea WD |
629 | |
630 | if (S_ISREG(mode) || S_ISLNK(mode)) | |
631 | stats.total_size += F_LENGTH(file); | |
182dca5c AT |
632 | } |
633 | ||
82ad07c4 | 634 | static struct file_struct *recv_file_entry(struct file_list *flist, |
1564cd5a | 635 | int xflags, int f) |
182dca5c | 636 | { |
f14b3ef4 | 637 | static int64 modtime; |
5911fee5 | 638 | static mode_t mode; |
c126e66e | 639 | #ifdef SUPPORT_HARD_LINKS |
1490812a | 640 | static int64 dev; |
c126e66e | 641 | #endif |
4124540d | 642 | static dev_t rdev; |
9c5e91f8 | 643 | static uint32 rdev_major; |
5911fee5 WD |
644 | static uid_t uid; |
645 | static gid_t gid; | |
cf1b4969 | 646 | static uint16 gid_flags; |
a289addd | 647 | static char lastname[MAXPATHLEN], *lastdir; |
33ffd7c3 | 648 | static int lastdir_depth, lastdir_len = -1; |
42f23f47 | 649 | static unsigned int del_hier_name_len = 0; |
649f8742 | 650 | static int in_del_hier = 0; |
72914a60 | 651 | char thisname[MAXPATHLEN]; |
ebed4c3a | 652 | unsigned int l1 = 0, l2 = 0; |
c7e6f84f | 653 | int alloc_len, basename_len, linkname_len; |
99a957d3 | 654 | int extra_len = file_extra_cnt * EXTRA_LEN; |
8cae71eb | 655 | int first_hlink_ndx = -1; |
4ecf3e06 | 656 | int64 file_length; |
c7e6f84f | 657 | const char *basename; |
72914a60 | 658 | struct file_struct *file; |
ef35abb2 WD |
659 | alloc_pool_t *pool; |
660 | char *bp; | |
72914a60 | 661 | |
1564cd5a | 662 | if (xflags & XMIT_SAME_NAME) |
72914a60 | 663 | l1 = read_byte(f); |
ebed4c3a | 664 | |
1564cd5a | 665 | if (xflags & XMIT_LONG_NAME) |
f31514ad | 666 | l2 = read_varint30(f); |
72914a60 AT |
667 | else |
668 | l2 = read_byte(f); | |
669 | ||
ebed4c3a MP |
670 | if (l2 >= MAXPATHLEN - l1) { |
671 | rprintf(FERROR, | |
1564cd5a WD |
672 | "overflow: xflags=0x%x l1=%d l2=%d lastname=%s [%s]\n", |
673 | xflags, l1, l2, lastname, who_am_i()); | |
82ad07c4 | 674 | overflow_exit("recv_file_entry"); |
d0fd26aa | 675 | } |
72914a60 | 676 | |
ebed4c3a MP |
677 | strlcpy(thisname, lastname, l1 + 1); |
678 | read_sbuf(f, &thisname[l1], l2); | |
679 | thisname[l1 + l2] = 0; | |
72914a60 | 680 | |
332cf6df WD |
681 | /* Abuse basename_len for a moment... */ |
682 | basename_len = strlcpy(lastname, thisname, MAXPATHLEN); | |
683 | ||
684 | #ifdef ICONV_OPTION | |
685 | if (ic_recv != (iconv_t)-1) { | |
2509753f | 686 | xbuf outbuf, inbuf; |
332cf6df | 687 | |
2509753f WD |
688 | INIT_CONST_XBUF(outbuf, thisname); |
689 | INIT_XBUF(inbuf, lastname, basename_len, -1); | |
332cf6df | 690 | |
2509753f | 691 | if (iconvbufs(ic_recv, &inbuf, &outbuf, 0) < 0) { |
332cf6df WD |
692 | io_error |= IOERR_GENERAL; |
693 | rprintf(FINFO, | |
694 | "[%s] cannot convert filename: %s (%s)\n", | |
695 | who_am_i(), lastname, strerror(errno)); | |
2509753f | 696 | outbuf.len = 0; |
332cf6df | 697 | } |
2509753f | 698 | outbuf.buf[outbuf.len] = '\0'; |
332cf6df WD |
699 | } |
700 | #endif | |
72914a60 | 701 | |
7568ff44 WD |
702 | if (*thisname) |
703 | clean_fname(thisname, 0); | |
72914a60 | 704 | |
0d162bd1 | 705 | if (sanitize_paths) |
d48810ba | 706 | sanitize_path(thisname, thisname, "", 0, SP_DEFAULT); |
cb13abfe | 707 | |
a289addd | 708 | if ((basename = strrchr(thisname, '/')) != NULL) { |
c7e6f84f WD |
709 | int len = basename++ - thisname; |
710 | if (len != lastdir_len || memcmp(thisname, lastdir, len) != 0) { | |
711 | lastdir = new_array(char, len + 1); | |
712 | memcpy(lastdir, thisname, len); | |
713 | lastdir[len] = '\0'; | |
714 | lastdir_len = len; | |
715 | lastdir_depth = count_dir_elements(lastdir); | |
716 | } | |
717 | } else | |
a289addd | 718 | basename = thisname; |
a289addd | 719 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
72914a60 | 720 | |
8cae71eb WD |
721 | #ifdef SUPPORT_HARD_LINKS |
722 | if (protocol_version >= 30 | |
1564cd5a | 723 | && BITS_SETnUNSET(xflags, XMIT_HLINKED, XMIT_HLINK_FIRST)) { |
9863bdbc | 724 | first_hlink_ndx = read_varint(f); |
d4d6646a | 725 | if (first_hlink_ndx < 0 || first_hlink_ndx >= flist->ndx_start + flist->used) { |
8cae71eb WD |
726 | rprintf(FERROR, |
727 | "hard-link reference out of range: %d (%d)\n", | |
d4d6646a | 728 | first_hlink_ndx, flist->ndx_start + flist->used); |
8cae71eb WD |
729 | exit_cleanup(RERR_PROTOCOL); |
730 | } | |
0c096e29 WD |
731 | if (DEBUG_GTE(HLINK, 2)) { |
732 | rprintf(FINFO, "hard-link reference #%d (%sabbr.)\n", | |
733 | first_hlink_ndx, | |
734 | first_hlink_ndx >= flist->ndx_start ? "" : "un"); | |
735 | } | |
d4d6646a WD |
736 | if (first_hlink_ndx >= flist->ndx_start) { |
737 | struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start]; | |
738 | file_length = F_LENGTH(first); | |
739 | modtime = first->modtime; | |
740 | mode = first->mode; | |
236adddc | 741 | if (preserve_uid) |
d4d6646a | 742 | uid = F_OWNER(first); |
236adddc | 743 | if (preserve_gid) |
d4d6646a WD |
744 | gid = F_GROUP(first); |
745 | if ((preserve_devices && IS_DEVICE(mode)) | |
746 | || (preserve_specials && IS_SPECIAL(mode))) { | |
747 | uint32 *devp = F_RDEV_P(first); | |
748 | rdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp)); | |
749 | extra_len += DEV_EXTRA_CNT * EXTRA_LEN; | |
750 | } | |
751 | if (preserve_links && S_ISLNK(mode)) | |
752 | linkname_len = strlen(F_SYMLINK(first)) + 1; | |
753 | else | |
754 | linkname_len = 0; | |
755 | goto create_object; | |
8cae71eb | 756 | } |
8cae71eb WD |
757 | } |
758 | #endif | |
759 | ||
ba59bd68 | 760 | file_length = read_varlong30(f, 3); |
1564cd5a | 761 | if (!(xflags & XMIT_SAME_TIME)) { |
f14b3ef4 WD |
762 | if (protocol_version >= 30) { |
763 | modtime = read_varlong(f, 4); | |
764 | #if SIZEOF_TIME_T < SIZEOF_INT64 | |
b58f5e17 | 765 | if (!am_generator && (int64)(time_t)modtime != modtime) { |
3f0211b6 | 766 | rprintf(FERROR_XFER, |
f14b3ef4 WD |
767 | "Time value of %s truncated on receiver.\n", |
768 | lastname); | |
769 | } | |
770 | #endif | |
771 | } else | |
772 | modtime = read_int(f); | |
ba59bd68 | 773 | } |
1564cd5a | 774 | if (!(xflags & XMIT_SAME_MODE)) |
30f337c9 | 775 | mode = from_wire_mode(read_int(f)); |
1ef00d20 | 776 | |
ebec5eb6 | 777 | if (chmod_modes && !S_ISLNK(mode)) |
8bbe41b5 WD |
778 | mode = tweak_mode(mode, chmod_modes); |
779 | ||
236adddc | 780 | if (preserve_uid && !(xflags & XMIT_SAME_UID)) { |
18438f0b WD |
781 | if (protocol_version < 30) |
782 | uid = (uid_t)read_int(f); | |
783 | else { | |
f31514ad | 784 | uid = (uid_t)read_varint(f); |
1564cd5a | 785 | if (xflags & XMIT_USER_NAME_FOLLOWS) |
18438f0b WD |
786 | uid = recv_user_name(f, uid); |
787 | else if (inc_recurse && am_root && !numeric_ids) | |
788 | uid = match_uid(uid); | |
789 | } | |
c7e6f84f | 790 | } |
236adddc | 791 | if (preserve_gid && !(xflags & XMIT_SAME_GID)) { |
18438f0b WD |
792 | if (protocol_version < 30) |
793 | gid = (gid_t)read_int(f); | |
794 | else { | |
f31514ad | 795 | gid = (gid_t)read_varint(f); |
cf1b4969 | 796 | gid_flags = 0; |
1564cd5a | 797 | if (xflags & XMIT_GROUP_NAME_FOLLOWS) |
cf1b4969 | 798 | gid = recv_group_name(f, gid, &gid_flags); |
18438f0b | 799 | else if (inc_recurse && (!am_root || !numeric_ids)) |
cf1b4969 | 800 | gid = match_gid(gid, &gid_flags); |
18438f0b | 801 | } |
c7e6f84f | 802 | } |
a289addd | 803 | |
b5c6a6ae WD |
804 | if ((preserve_devices && IS_DEVICE(mode)) |
805 | || (preserve_specials && IS_SPECIAL(mode))) { | |
75bc8600 | 806 | if (protocol_version < 28) { |
1564cd5a | 807 | if (!(xflags & XMIT_SAME_RDEV_pre28)) |
b5c6a6ae WD |
808 | rdev = (dev_t)read_int(f); |
809 | } else { | |
9c5e91f8 | 810 | uint32 rdev_minor; |
1564cd5a | 811 | if (!(xflags & XMIT_SAME_RDEV_MAJOR)) |
f31514ad | 812 | rdev_major = read_varint30(f); |
18438f0b | 813 | if (protocol_version >= 30) |
f31514ad | 814 | rdev_minor = read_varint(f); |
1564cd5a | 815 | else if (xflags & XMIT_RDEV_MINOR_8_pre30) |
9c5e91f8 WD |
816 | rdev_minor = read_byte(f); |
817 | else | |
818 | rdev_minor = read_int(f); | |
b4a09b72 | 819 | rdev = MAKEDEV(rdev_major, rdev_minor); |
1ef00d20 | 820 | } |
83d5e900 | 821 | extra_len += DEV_EXTRA_CNT * EXTRA_LEN; |
96293cf9 | 822 | file_length = 0; |
b5c6a6ae | 823 | } else if (protocol_version < 28) |
b4a09b72 | 824 | rdev = MAKEDEV(0, 0); |
72914a60 | 825 | |
4f5b0756 | 826 | #ifdef SUPPORT_LINKS |
30f337c9 | 827 | if (preserve_links && S_ISLNK(mode)) { |
f31514ad | 828 | linkname_len = read_varint30(f) + 1; /* count the '\0' */ |
a289addd WD |
829 | if (linkname_len <= 0 || linkname_len > MAXPATHLEN) { |
830 | rprintf(FERROR, "overflow: linkname_len=%d\n", | |
831 | linkname_len - 1); | |
82ad07c4 | 832 | overflow_exit("recv_file_entry"); |
9dd891bb | 833 | } |
9585b276 WD |
834 | if (munge_symlinks) |
835 | linkname_len += SYMLINK_PREFIX_LEN; | |
72914a60 | 836 | } |
a289addd | 837 | else |
0d162bd1 | 838 | #endif |
a289addd | 839 | linkname_len = 0; |
0d162bd1 | 840 | |
82ad07c4 | 841 | #ifdef SUPPORT_HARD_LINKS |
8cae71eb | 842 | create_object: |
4785cd43 WD |
843 | if (preserve_hard_links) { |
844 | if (protocol_version < 28 && S_ISREG(mode)) | |
1564cd5a | 845 | xflags |= XMIT_HLINKED; |
cf1b4969 | 846 | if (xflags & XMIT_HLINKED) |
d4d6646a | 847 | extra_len += (inc_recurse+1) * EXTRA_LEN; |
82ad07c4 WD |
848 | } |
849 | #endif | |
850 | ||
1c3344a1 | 851 | #ifdef SUPPORT_ACLS |
d6c9c331 WD |
852 | /* Directories need an extra int32 for the default ACL. */ |
853 | if (preserve_acls && S_ISDIR(mode)) | |
854 | extra_len += EXTRA_LEN; | |
1c3344a1 WD |
855 | #endif |
856 | ||
96293cf9 WD |
857 | if (always_checksum && S_ISREG(mode)) |
858 | extra_len += SUM_EXTRA_CNT * EXTRA_LEN; | |
a289addd | 859 | |
4ecf3e06 | 860 | #if SIZEOF_INT64 >= 8 |
96293cf9 WD |
861 | if (file_length > 0xFFFFFFFFu && S_ISREG(mode)) |
862 | extra_len += EXTRA_LEN; | |
4ecf3e06 WD |
863 | #endif |
864 | if (file_length < 0) { | |
865 | rprintf(FERROR, "Offset underflow: file-length is negative\n"); | |
866 | exit_cleanup(RERR_UNSUPPORTED); | |
867 | } | |
96293cf9 | 868 | |
3ea6e0e7 | 869 | if (inc_recurse && S_ISDIR(mode)) { |
c7e6f84f WD |
870 | if (one_file_system) { |
871 | /* Room to save the dir's device for -x */ | |
83d5e900 | 872 | extra_len += DEV_EXTRA_CNT * EXTRA_LEN; |
c7e6f84f | 873 | } |
ef35abb2 WD |
874 | pool = dir_flist->file_pool; |
875 | } else | |
876 | pool = flist->file_pool; | |
c7e6f84f | 877 | |
b58f5e17 WD |
878 | #if EXTRA_ROUNDING > 0 |
879 | if (extra_len & (EXTRA_ROUNDING * EXTRA_LEN)) | |
880 | extra_len = (extra_len | (EXTRA_ROUNDING * EXTRA_LEN)) + EXTRA_LEN; | |
881 | #endif | |
882 | ||
c7e6f84f | 883 | alloc_len = FILE_STRUCT_LEN + extra_len + basename_len |
96293cf9 | 884 | + linkname_len; |
ef35abb2 | 885 | bp = pool_alloc(pool, alloc_len, "recv_file_entry"); |
9935066b | 886 | |
a3e18c76 | 887 | memset(bp, 0, extra_len + FILE_STRUCT_LEN); |
82ad07c4 | 888 | bp += extra_len; |
f5db0993 | 889 | file = (struct file_struct *)bp; |
96293cf9 WD |
890 | bp += FILE_STRUCT_LEN; |
891 | ||
892 | memcpy(bp, basename, basename_len); | |
a289addd | 893 | |
cf1b4969 | 894 | #ifdef SUPPORT_HARD_LINKS |
75f162e4 | 895 | if (xflags & XMIT_HLINKED) |
cf1b4969 WD |
896 | file->flags |= FLAG_HLINKED; |
897 | #endif | |
f14b3ef4 | 898 | file->modtime = (time_t)modtime; |
60af9465 | 899 | file->len32 = (uint32)file_length; |
4ecf3e06 | 900 | #if SIZEOF_INT64 >= 8 |
96293cf9 | 901 | if (file_length > 0xFFFFFFFFu && S_ISREG(mode)) { |
4ecf3e06 WD |
902 | #if SIZEOF_CAPITAL_OFF_T < 8 |
903 | rprintf(FERROR, "Offset overflow: attempted 64-bit file-length\n"); | |
904 | exit_cleanup(RERR_UNSUPPORTED); | |
905 | #else | |
96293cf9 WD |
906 | file->flags |= FLAG_LENGTH64; |
907 | OPT_EXTRA(file, 0)->unum = (uint32)(file_length >> 32); | |
4ecf3e06 | 908 | #endif |
96293cf9 | 909 | } |
4ecf3e06 | 910 | #endif |
a289addd | 911 | file->mode = mode; |
236adddc | 912 | if (preserve_uid) |
f1482c33 | 913 | F_OWNER(file) = uid; |
236adddc | 914 | if (preserve_gid) { |
f1482c33 | 915 | F_GROUP(file) = gid; |
cf1b4969 WD |
916 | file->flags |= gid_flags; |
917 | } | |
f7a76b9c | 918 | if (unsort_ndx) |
9decb4d2 | 919 | F_NDX(file) = flist->used + flist->ndx_start; |
a289addd | 920 | |
c7e6f84f WD |
921 | if (basename != thisname) { |
922 | file->dirname = lastdir; | |
9d737ecb | 923 | F_DEPTH(file) = lastdir_depth + 1; |
f3c3ed44 | 924 | } else |
9d737ecb | 925 | F_DEPTH(file) = 1; |
f3c3ed44 | 926 | |
649f8742 | 927 | if (S_ISDIR(mode)) { |
ee3751c8 | 928 | if (basename_len == 1+1 && *basename == '.') /* +1 for '\0' */ |
9d737ecb | 929 | F_DEPTH(file)--; |
ff0284dd | 930 | if (protocol_version >= 30) { |
3f309272 WD |
931 | if (!(xflags & XMIT_NO_CONTENT_DIR)) { |
932 | if (xflags & XMIT_TOP_DIR) | |
933 | file->flags |= FLAG_TOP_DIR; | |
934 | file->flags |= FLAG_CONTENT_DIR; | |
935 | } else if (xflags & XMIT_TOP_DIR) | |
936 | file->flags |= FLAG_IMPLIED_DIR; | |
ff0284dd | 937 | } else if (xflags & XMIT_TOP_DIR) { |
75c51953 | 938 | in_del_hier = recurse; |
9d737ecb | 939 | del_hier_name_len = F_DEPTH(file) == 0 ? 0 : l1 + l2; |
7a16e122 | 940 | if (relative_paths && del_hier_name_len > 2 |
9cdadbb1 WD |
941 | && lastname[del_hier_name_len-1] == '.' |
942 | && lastname[del_hier_name_len-2] == '/') | |
7a16e122 | 943 | del_hier_name_len -= 2; |
3f309272 | 944 | file->flags |= FLAG_TOP_DIR | FLAG_CONTENT_DIR; |
ee3751c8 | 945 | } else if (in_del_hier) { |
f3c3ed44 WD |
946 | if (!relative_paths || !del_hier_name_len |
947 | || (l1 >= del_hier_name_len | |
9cdadbb1 | 948 | && lastname[del_hier_name_len] == '/')) |
3f309272 | 949 | file->flags |= FLAG_CONTENT_DIR; |
649f8742 WD |
950 | else |
951 | in_del_hier = 0; | |
952 | } | |
953 | } | |
954 | ||
b5c6a6ae | 955 | if ((preserve_devices && IS_DEVICE(mode)) |
82ad07c4 | 956 | || (preserve_specials && IS_SPECIAL(mode))) { |
4785cd43 WD |
957 | uint32 *devp = F_RDEV_P(file); |
958 | DEV_MAJOR(devp) = major(rdev); | |
959 | DEV_MINOR(devp) = minor(rdev); | |
82ad07c4 | 960 | } |
a289addd | 961 | |
4f5b0756 | 962 | #ifdef SUPPORT_LINKS |
a289addd | 963 | if (linkname_len) { |
cfdb27b0 | 964 | bp += basename_len; |
d4d6646a | 965 | if (first_hlink_ndx >= flist->ndx_start) { |
c47e3ee1 | 966 | struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start]; |
8cae71eb | 967 | memcpy(bp, F_SYMLINK(first), linkname_len); |
9585b276 WD |
968 | } else if (munge_symlinks) { |
969 | strlcpy(bp, SYMLINK_PREFIX, linkname_len); | |
970 | bp += SYMLINK_PREFIX_LEN; | |
971 | linkname_len -= SYMLINK_PREFIX_LEN; | |
972 | read_sbuf(f, bp, linkname_len - 1); | |
ef3f14e6 | 973 | } else { |
8cae71eb | 974 | read_sbuf(f, bp, linkname_len - 1); |
ef3f14e6 | 975 | if (sanitize_paths) |
d48810ba | 976 | sanitize_path(bp, bp, "", lastdir_depth, SP_DEFAULT); |
ef3f14e6 | 977 | } |
a289addd WD |
978 | } |
979 | #endif | |
980 | ||
4f5b0756 | 981 | #ifdef SUPPORT_HARD_LINKS |
75f162e4 | 982 | if (preserve_hard_links && xflags & XMIT_HLINKED) { |
8cae71eb | 983 | if (protocol_version >= 30) { |
a0f29ed8 | 984 | if (xflags & XMIT_HLINK_FIRST) { |
65b4e4b2 | 985 | F_HL_GNUM(file) = flist->ndx_start + flist->used; |
a0f29ed8 WD |
986 | } else |
987 | F_HL_GNUM(file) = first_hlink_ndx; | |
736a6a29 | 988 | } else { |
9d737ecb | 989 | static int32 cnt = 0; |
9863bdbc | 990 | struct ht_int64_node *np; |
9d737ecb WD |
991 | int64 ino; |
992 | int32 ndx; | |
8cae71eb | 993 | if (protocol_version < 26) { |
9d737ecb WD |
994 | dev = read_int(f); |
995 | ino = read_int(f); | |
8cae71eb | 996 | } else { |
1564cd5a | 997 | if (!(xflags & XMIT_SAME_DEV_pre30)) |
8cae71eb | 998 | dev = read_longint(f); |
9d737ecb | 999 | ino = read_longint(f); |
8cae71eb | 1000 | } |
9863bdbc | 1001 | np = idev_find(dev, ino); |
424d3691 | 1002 | ndx = (int32)(long)np->data - 1; |
9d737ecb WD |
1003 | if (ndx < 0) { |
1004 | ndx = cnt++; | |
424d3691 | 1005 | np->data = (void*)(long)cnt; |
9d737ecb WD |
1006 | } |
1007 | F_HL_GNUM(file) = ndx; | |
736a6a29 | 1008 | } |
72914a60 | 1009 | } |
dc5ddbcc | 1010 | #endif |
ebed4c3a | 1011 | |
96293cf9 WD |
1012 | if (always_checksum && (S_ISREG(mode) || protocol_version < 28)) { |
1013 | if (S_ISREG(mode)) | |
83d5e900 | 1014 | bp = F_SUM(file); |
82ad07c4 | 1015 | else { |
fea4db62 | 1016 | /* Prior to 28, we get a useless set of nulls. */ |
82ad07c4 | 1017 | bp = tmp_sum; |
fea4db62 | 1018 | } |
d4d6646a | 1019 | if (first_hlink_ndx >= flist->ndx_start) { |
c47e3ee1 | 1020 | struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start]; |
8cae71eb WD |
1021 | memcpy(bp, F_SUM(first), checksum_len); |
1022 | } else | |
1023 | read_buf(f, bp, checksum_len); | |
72914a60 | 1024 | } |
ebed4c3a | 1025 | |
1c3344a1 WD |
1026 | #ifdef SUPPORT_ACLS |
1027 | if (preserve_acls && !S_ISLNK(mode)) | |
1028 | receive_acl(file, f); | |
1029 | #endif | |
16edf865 WD |
1030 | #ifdef SUPPORT_XATTRS |
1031 | if (preserve_xattrs) | |
1032 | receive_xattr(file, f ); | |
1033 | #endif | |
1c3344a1 | 1034 | |
ca947dea WD |
1035 | if (S_ISREG(mode) || S_ISLNK(mode)) |
1036 | stats.total_size += file_length; | |
1037 | ||
f5db0993 | 1038 | return file; |
c627d613 AT |
1039 | } |
1040 | ||
2f188c8d WD |
1041 | /* Create a file_struct for a named file by reading its stat() information |
1042 | * and performing extensive checks against global options. | |
db719fb0 | 1043 | * |
2f188c8d | 1044 | * Returns a pointer to the new file struct, or NULL if there was an error |
2171b939 MM |
1045 | * or this file should be excluded. |
1046 | * | |
1047 | * Note: Any error (here or in send_file_name) that results in the omission of | |
1048 | * an existent source file from the file list should set | |
1049 | * "io_error |= IOERR_GENERAL" to avoid deletion of the file from the | |
1050 | * destination if --delete is on. */ | |
45d8bfe0 | 1051 | struct file_struct *make_file(const char *fname, struct file_list *flist, |
82ad07c4 | 1052 | STRUCT_STAT *stp, int flags, int filter_level) |
c627d613 | 1053 | { |
a289addd WD |
1054 | static char *lastdir; |
1055 | static int lastdir_len = -1; | |
3ec4dd97 | 1056 | struct file_struct *file; |
1923b1fc | 1057 | char thisname[MAXPATHLEN]; |
e0870f1d | 1058 | char linkname[MAXPATHLEN]; |
c7e6f84f | 1059 | int alloc_len, basename_len, linkname_len; |
99a957d3 | 1060 | int extra_len = file_extra_cnt * EXTRA_LEN; |
c7e6f84f | 1061 | const char *basename; |
8ea07c00 | 1062 | alloc_pool_t *pool; |
2f188c8d | 1063 | STRUCT_STAT st; |
c7e6f84f | 1064 | char *bp; |
9935066b | 1065 | |
b3b32601 | 1066 | if (strlcpy(thisname, fname, sizeof thisname) >= sizeof thisname) { |
2171b939 | 1067 | io_error |= IOERR_GENERAL; |
0ee6ca98 | 1068 | rprintf(FINFO, "skipping overly long name: %s\n", fname); |
882e6893 WD |
1069 | return NULL; |
1070 | } | |
58b1999e | 1071 | clean_fname(thisname, 0); |
b7736c79 | 1072 | if (sanitize_paths) |
d48810ba | 1073 | sanitize_path(thisname, thisname, "", 0, SP_DEFAULT); |
3ec4dd97 | 1074 | |
e4fdf1de | 1075 | if (stp && S_ISDIR(stp->st_mode)) { |
ede1f0eb | 1076 | st = *stp; /* Needed for "symlink/." with --relative. */ |
e4fdf1de WD |
1077 | *linkname = '\0'; /* make IBM code checker happy */ |
1078 | } else if (readlink_stat(thisname, &st, linkname) != 0) { | |
76e26e10 | 1079 | int save_errno = errno; |
a4a7e64c | 1080 | /* See if file is excluded before reporting an error. */ |
7842418b | 1081 | if (filter_level != NO_FILTERS |
60cc01a6 | 1082 | && (is_excluded(thisname, 0, filter_level) |
53039410 WD |
1083 | || is_excluded(thisname, 1, filter_level))) { |
1084 | if (ignore_perishable && save_errno != ENOENT) | |
1085 | non_perishable_cnt++; | |
a4a7e64c | 1086 | return NULL; |
53039410 | 1087 | } |
a4a7e64c | 1088 | if (save_errno == ENOENT) { |
4f5b0756 | 1089 | #ifdef SUPPORT_LINKS |
21897ecb WD |
1090 | /* When our options tell us to follow a symlink that |
1091 | * points nowhere, tell the user about the symlink | |
1092 | * instead of giving a "vanished" message. We only | |
1093 | * dereference a symlink if one of the --copy*links | |
1094 | * options was specified, so there's no need for the | |
1095 | * extra lstat() if one of these options isn't on. */ | |
1096 | if ((copy_links || copy_unsafe_links || copy_dirlinks) | |
1097 | && x_lstat(thisname, &st, NULL) == 0 | |
1098 | && S_ISLNK(st.st_mode)) { | |
a4a7e64c | 1099 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1100 | rprintf(FERROR_XFER, "symlink has no referent: %s\n", |
a4a7e64c | 1101 | full_fname(thisname)); |
e5ce3bcf WD |
1102 | } else |
1103 | #endif | |
1104 | { | |
a4a7e64c | 1105 | enum logcode c = am_daemon && protocol_version < 28 |
3f0211b6 | 1106 | ? FERROR : FWARNING; |
a4a7e64c WD |
1107 | io_error |= IOERR_VANISHED; |
1108 | rprintf(c, "file has vanished: %s\n", | |
1109 | full_fname(thisname)); | |
76e26e10 | 1110 | } |
a4a7e64c | 1111 | } else { |
a8726d2a | 1112 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1113 | rsyserr(FERROR_XFER, save_errno, "readlink %s failed", |
d62bcc17 | 1114 | full_fname(thisname)); |
76e26e10 | 1115 | } |
3ec4dd97 AT |
1116 | return NULL; |
1117 | } | |
c627d613 | 1118 | |
7842418b WD |
1119 | if (filter_level == NO_FILTERS) |
1120 | goto skip_filters; | |
ac1a0994 | 1121 | |
75f162e4 WD |
1122 | if (S_ISDIR(st.st_mode)) { |
1123 | if (!xfer_dirs) { | |
1124 | rprintf(FINFO, "skipping directory %s\n", thisname); | |
1125 | return NULL; | |
1126 | } | |
40e38376 WD |
1127 | /* -x only affects dirs because we need to avoid recursing |
1128 | * into a mount-point directory, not to avoid copying a | |
1129 | * symlinked file if -L (or similar) was specified. */ | |
53ec55a8 WD |
1130 | if (one_file_system && st.st_dev != filesystem_dev |
1131 | && BITS_SETnUNSET(flags, FLAG_CONTENT_DIR, FLAG_TOP_DIR)) { | |
1132 | if (one_file_system > 1) { | |
951e826b | 1133 | if (INFO_GTE(MOUNT, 1)) { |
53ec55a8 WD |
1134 | rprintf(FINFO, |
1135 | "[%s] skipping mount-point dir %s\n", | |
1136 | who_am_i(), thisname); | |
3932c423 | 1137 | } |
53ec55a8 | 1138 | return NULL; |
ebec5eb6 | 1139 | } |
53ec55a8 WD |
1140 | flags |= FLAG_MOUNT_DIR; |
1141 | flags &= ~FLAG_CONTENT_DIR; | |
ebec5eb6 | 1142 | } |
40e38376 | 1143 | } else |
3f309272 | 1144 | flags &= ~FLAG_CONTENT_DIR; |
ebed4c3a | 1145 | |
0d9eba03 | 1146 | if (is_excluded(thisname, S_ISDIR(st.st_mode) != 0, filter_level)) { |
53039410 WD |
1147 | if (ignore_perishable) |
1148 | non_perishable_cnt++; | |
76e26e10 | 1149 | return NULL; |
53039410 | 1150 | } |
76e26e10 | 1151 | |
132fcf36 | 1152 | if (lp_ignore_nonreadable(module_id)) { |
4f5b0756 | 1153 | #ifdef SUPPORT_LINKS |
132fcf36 WD |
1154 | if (!S_ISLNK(st.st_mode)) |
1155 | #endif | |
1156 | if (access(thisname, R_OK) != 0) | |
1157 | return NULL; | |
1158 | } | |
ac1a0994 | 1159 | |
97b7bff4 | 1160 | skip_filters: |
ac1a0994 | 1161 | |
c7e6f84f | 1162 | /* Only divert a directory in the main transfer. */ |
8ea07c00 WD |
1163 | if (flist) { |
1164 | if (flist->prev && S_ISDIR(st.st_mode) | |
1165 | && flags & FLAG_DIVERT_DIRS) { | |
1166 | /* Room for parent/sibling/next-child info. */ | |
83d5e900 | 1167 | extra_len += DIRNODE_EXTRA_CNT * EXTRA_LEN; |
3932c423 WD |
1168 | if (relative_paths) |
1169 | extra_len += PTR_EXTRA_CNT * EXTRA_LEN; | |
8ea07c00 WD |
1170 | pool = dir_flist->file_pool; |
1171 | } else | |
1172 | pool = flist->file_pool; | |
d6c9c331 WD |
1173 | } else { |
1174 | #ifdef SUPPORT_ACLS | |
1175 | /* Directories need an extra int32 for the default ACL. */ | |
1176 | if (preserve_acls && S_ISDIR(st.st_mode)) | |
1177 | extra_len += EXTRA_LEN; | |
1178 | #endif | |
8ea07c00 | 1179 | pool = NULL; |
d6c9c331 | 1180 | } |
c7e6f84f | 1181 | |
951e826b | 1182 | if (DEBUG_GTE(FLIST, 2)) { |
ea847c62 | 1183 | rprintf(FINFO, "[%s] make_file(%s,*,%d)\n", |
0ee6ca98 | 1184 | who_am_i(), thisname, filter_level); |
ea847c62 | 1185 | } |
ebed4c3a | 1186 | |
a289addd | 1187 | if ((basename = strrchr(thisname, '/')) != NULL) { |
c7e6f84f WD |
1188 | int len = basename++ - thisname; |
1189 | if (len != lastdir_len || memcmp(thisname, lastdir, len) != 0) { | |
1190 | lastdir = new_array(char, len + 1); | |
1191 | memcpy(lastdir, thisname, len); | |
1192 | lastdir[len] = '\0'; | |
1193 | lastdir_len = len; | |
1194 | } | |
1195 | } else | |
a289addd | 1196 | basename = thisname; |
a289addd | 1197 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
c627d613 | 1198 | |
4f5b0756 | 1199 | #ifdef SUPPORT_LINKS |
a289addd WD |
1200 | linkname_len = S_ISLNK(st.st_mode) ? strlen(linkname) + 1 : 0; |
1201 | #else | |
1202 | linkname_len = 0; | |
1203 | #endif | |
1204 | ||
4ecf3e06 | 1205 | #if SIZEOF_CAPITAL_OFF_T >= 8 |
96293cf9 WD |
1206 | if (st.st_size > 0xFFFFFFFFu && S_ISREG(st.st_mode)) |
1207 | extra_len += EXTRA_LEN; | |
4ecf3e06 | 1208 | #endif |
96293cf9 | 1209 | |
a3e18c76 WD |
1210 | #if EXTRA_ROUNDING > 0 |
1211 | if (extra_len & (EXTRA_ROUNDING * EXTRA_LEN)) | |
1212 | extra_len = (extra_len | (EXTRA_ROUNDING * EXTRA_LEN)) + EXTRA_LEN; | |
1213 | #endif | |
1214 | ||
c7e6f84f | 1215 | alloc_len = FILE_STRUCT_LEN + extra_len + basename_len |
96293cf9 | 1216 | + linkname_len; |
8ea07c00 WD |
1217 | if (pool) |
1218 | bp = pool_alloc(pool, alloc_len, "make_file"); | |
99aaa6ca | 1219 | else { |
9935066b | 1220 | if (!(bp = new_array(char, alloc_len))) |
99aaa6ca | 1221 | out_of_memory("make_file"); |
9935066b S |
1222 | } |
1223 | ||
a3e18c76 | 1224 | memset(bp, 0, extra_len + FILE_STRUCT_LEN); |
82ad07c4 | 1225 | bp += extra_len; |
a289addd | 1226 | file = (struct file_struct *)bp; |
96293cf9 WD |
1227 | bp += FILE_STRUCT_LEN; |
1228 | ||
1229 | memcpy(bp, basename, basename_len); | |
82ad07c4 WD |
1230 | |
1231 | #ifdef SUPPORT_HARD_LINKS | |
c7e6f84f | 1232 | if (preserve_hard_links && flist && flist->prev) { |
82ad07c4 WD |
1233 | if (protocol_version >= 28 |
1234 | ? (!S_ISDIR(st.st_mode) && st.st_nlink > 1) | |
1235 | : S_ISREG(st.st_mode)) { | |
9d737ecb WD |
1236 | tmp_dev = st.st_dev; |
1237 | tmp_ino = st.st_ino; | |
82ad07c4 | 1238 | } else |
9d737ecb | 1239 | tmp_dev = 0; |
82ad07c4 WD |
1240 | } |
1241 | #endif | |
a289addd | 1242 | |
96293cf9 WD |
1243 | #ifdef HAVE_STRUCT_STAT_ST_RDEV |
1244 | if (IS_DEVICE(st.st_mode) || IS_SPECIAL(st.st_mode)) { | |
1245 | tmp_rdev = st.st_rdev; | |
1246 | st.st_size = 0; | |
1247 | } | |
1248 | #endif | |
1249 | ||
a289addd | 1250 | file->flags = flags; |
3ec4dd97 | 1251 | file->modtime = st.st_mtime; |
60af9465 | 1252 | file->len32 = (uint32)st.st_size; |
4ecf3e06 | 1253 | #if SIZEOF_CAPITAL_OFF_T >= 8 |
96293cf9 WD |
1254 | if (st.st_size > 0xFFFFFFFFu && S_ISREG(st.st_mode)) { |
1255 | file->flags |= FLAG_LENGTH64; | |
1256 | OPT_EXTRA(file, 0)->unum = (uint32)(st.st_size >> 32); | |
1257 | } | |
4ecf3e06 | 1258 | #endif |
8bbe41b5 | 1259 | file->mode = st.st_mode; |
236adddc | 1260 | if (uid_ndx) /* Check uid_ndx instead of preserve_uid for del support */ |
f1482c33 | 1261 | F_OWNER(file) = st.st_uid; |
236adddc | 1262 | if (gid_ndx) /* Check gid_ndx instead of preserve_gid for del support */ |
f1482c33 | 1263 | F_GROUP(file) = st.st_gid; |
61dec11a | 1264 | |
c7e6f84f WD |
1265 | if (basename != thisname) |
1266 | file->dirname = lastdir; | |
a289addd | 1267 | |
4f5b0756 | 1268 | #ifdef SUPPORT_LINKS |
d6c9c331 | 1269 | if (linkname_len) |
cfdb27b0 | 1270 | memcpy(bp + basename_len, linkname, linkname_len); |
0d162bd1 WD |
1271 | #endif |
1272 | ||
82ad07c4 WD |
1273 | if (always_checksum && am_sender && S_ISREG(st.st_mode)) |
1274 | file_checksum(thisname, tmp_sum, st.st_size); | |
c627d613 | 1275 | |
d6c9c331 WD |
1276 | if (am_sender) |
1277 | F_PATHNAME(file) = pathname; | |
1278 | else if (!pool) | |
1279 | F_DEPTH(file) = extra_len / EXTRA_LEN; | |
c627d613 | 1280 | |
23f4587f WD |
1281 | /* This code is only used by the receiver when it is building |
1282 | * a list of files for a delete pass. */ | |
1283 | if (keep_dirlinks && linkname_len && flist) { | |
1284 | STRUCT_STAT st2; | |
f5db0993 | 1285 | int save_mode = file->mode; |
8bbe41b5 | 1286 | file->mode = S_IFDIR; /* Find a directory with our name. */ |
c7e6f84f | 1287 | if (flist_find(dir_flist, file) >= 0 |
8ea07c00 | 1288 | && x_stat(thisname, &st2, NULL) == 0 && S_ISDIR(st2.st_mode)) { |
23f4587f | 1289 | file->modtime = st2.st_mtime; |
96293cf9 | 1290 | file->len32 = 0; |
23f4587f | 1291 | file->mode = st2.st_mode; |
9b25ef35 | 1292 | if (uid_ndx) |
f1482c33 | 1293 | F_OWNER(file) = st2.st_uid; |
9b25ef35 | 1294 | if (gid_ndx) |
f1482c33 | 1295 | F_GROUP(file) = st2.st_gid; |
f5db0993 WD |
1296 | } else |
1297 | file->mode = save_mode; | |
23f4587f WD |
1298 | } |
1299 | ||
a7188cbf WD |
1300 | if (basename_len == 0+1) { |
1301 | if (!pool) | |
1302 | unmake_file(file); | |
82ad07c4 | 1303 | return NULL; |
a7188cbf | 1304 | } |
82ad07c4 | 1305 | |
f7a76b9c | 1306 | if (unsort_ndx) |
e6d05dcf | 1307 | F_NDX(file) = dir_count; |
c7e6f84f | 1308 | |
3ec4dd97 | 1309 | return file; |
c627d613 AT |
1310 | } |
1311 | ||
17026f27 | 1312 | /* Only called for temporary file_struct entries created by make_file(). */ |
82ad07c4 WD |
1313 | void unmake_file(struct file_struct *file) |
1314 | { | |
d6c9c331 | 1315 | free(REQ_EXTRA(file, F_DEPTH(file))); |
82ad07c4 WD |
1316 | } |
1317 | ||
42c6b139 | 1318 | static struct file_struct *send_file_name(int f, struct file_list *flist, |
7568ff44 | 1319 | const char *fname, STRUCT_STAT *stp, |
252af65b | 1320 | int flags, int filter_level) |
c627d613 | 1321 | { |
ebed4c3a MP |
1322 | struct file_struct *file; |
1323 | ||
252af65b | 1324 | file = make_file(fname, flist, stp, flags, filter_level); |
37802f40 | 1325 | if (!file) |
301fb56c | 1326 | return NULL; |
ebed4c3a | 1327 | |
ebec5eb6 | 1328 | if (chmod_modes && !S_ISLNK(file->mode)) |
8bbe41b5 WD |
1329 | file->mode = tweak_mode(file->mode, chmod_modes); |
1330 | ||
7568ff44 WD |
1331 | if (f >= 0) { |
1332 | char fbuf[MAXPATHLEN]; | |
1333 | #if defined SUPPORT_ACLS || defined SUPPORT_XATTRS | |
1334 | stat_x sx; | |
1335 | #endif | |
1336 | ||
1337 | #ifdef ICONV_OPTION | |
1338 | if (ic_send != (iconv_t)-1) { | |
1339 | xbuf outbuf, inbuf; | |
1340 | ||
1341 | INIT_CONST_XBUF(outbuf, fbuf); | |
1342 | ||
1343 | if (file->dirname) { | |
1344 | INIT_XBUF_STRLEN(inbuf, (char*)file->dirname); | |
1345 | outbuf.size -= 2; /* Reserve room for '/' & 1 more char. */ | |
1346 | if (iconvbufs(ic_send, &inbuf, &outbuf, 0) < 0) | |
1347 | goto convert_error; | |
1348 | outbuf.size += 2; | |
1349 | outbuf.buf[outbuf.len++] = '/'; | |
1350 | } | |
1351 | ||
1352 | INIT_XBUF_STRLEN(inbuf, (char*)file->basename); | |
1353 | if (iconvbufs(ic_send, &inbuf, &outbuf, 0) < 0) { | |
1354 | convert_error: | |
1355 | io_error |= IOERR_GENERAL; | |
1356 | rprintf(FINFO, | |
1357 | "[%s] cannot convert filename: %s (%s)\n", | |
1358 | who_am_i(), f_name(file, fbuf), strerror(errno)); | |
1359 | return NULL; | |
1360 | } | |
1361 | outbuf.buf[outbuf.len] = '\0'; | |
1362 | } else | |
1363 | #endif | |
1364 | f_name(file, fbuf); | |
1365 | ||
1c3344a1 | 1366 | #ifdef SUPPORT_ACLS |
7568ff44 WD |
1367 | if (preserve_acls && !S_ISLNK(file->mode)) { |
1368 | sx.st.st_mode = file->mode; | |
1369 | sx.acc_acl = sx.def_acl = NULL; | |
2171b939 MM |
1370 | if (get_acl(fname, &sx) < 0) { |
1371 | io_error |= IOERR_GENERAL; | |
7568ff44 | 1372 | return NULL; |
2171b939 | 1373 | } |
7568ff44 | 1374 | } |
1c3344a1 | 1375 | #endif |
16edf865 | 1376 | #ifdef SUPPORT_XATTRS |
7568ff44 WD |
1377 | if (preserve_xattrs) { |
1378 | sx.xattr = NULL; | |
2171b939 MM |
1379 | if (get_xattr(fname, &sx) < 0) { |
1380 | io_error |= IOERR_GENERAL; | |
7568ff44 | 1381 | return NULL; |
2171b939 | 1382 | } |
7568ff44 | 1383 | } |
16edf865 | 1384 | #endif |
1c3344a1 | 1385 | |
7568ff44 | 1386 | send_file_entry(f, fbuf, file, flist->used, flist->ndx_start); |
ebed4c3a | 1387 | |
1c3344a1 WD |
1388 | #ifdef SUPPORT_ACLS |
1389 | if (preserve_acls && !S_ISLNK(file->mode)) { | |
1390 | send_acl(&sx, f); | |
1391 | free_acl(&sx); | |
1392 | } | |
16edf865 WD |
1393 | #endif |
1394 | #ifdef SUPPORT_XATTRS | |
1395 | if (preserve_xattrs) { | |
1396 | F_XATTR(file) = send_xattr(&sx, f); | |
1397 | free_xattr(&sx); | |
1398 | } | |
1c3344a1 WD |
1399 | #endif |
1400 | } | |
7568ff44 WD |
1401 | |
1402 | maybe_emit_filelist_progress(flist->used + flist_count_offset); | |
1403 | ||
1404 | flist_expand(flist, 1); | |
1405 | flist->files[flist->used++] = file; | |
1406 | ||
301fb56c WD |
1407 | return file; |
1408 | } | |
ebed4c3a | 1409 | |
301fb56c | 1410 | static void send_if_directory(int f, struct file_list *flist, |
56f0c976 | 1411 | struct file_struct *file, |
c7e6f84f WD |
1412 | char *fbuf, unsigned int ol, |
1413 | int flags) | |
301fb56c | 1414 | { |
56f0c976 | 1415 | char is_dot_dir = fbuf[ol-1] == '.' && (ol == 1 || fbuf[ol-2] == '/'); |
301fb56c WD |
1416 | |
1417 | if (S_ISDIR(file->mode) | |
82ad07c4 | 1418 | && !(file->flags & FLAG_MOUNT_DIR) && f_name(file, fbuf)) { |
f1773e09 WD |
1419 | void *save_filters; |
1420 | unsigned int len = strlen(fbuf); | |
1421 | if (len > 1 && fbuf[len-1] == '/') | |
1422 | fbuf[--len] = '\0'; | |
1423 | if (len >= MAXPATHLEN - 1) { | |
1424 | io_error |= IOERR_GENERAL; | |
3f0211b6 | 1425 | rprintf(FERROR_XFER, "skipping long-named directory: %s\n", |
f1773e09 WD |
1426 | full_fname(fbuf)); |
1427 | return; | |
1428 | } | |
1429 | save_filters = push_local_filters(fbuf, len); | |
a6e7b978 | 1430 | send_directory(f, flist, fbuf, len, flags); |
f1773e09 | 1431 | pop_local_filters(save_filters); |
56f0c976 WD |
1432 | fbuf[ol] = '\0'; |
1433 | if (is_dot_dir) | |
1434 | fbuf[ol-1] = '.'; | |
ebed4c3a | 1435 | } |
c627d613 AT |
1436 | } |
1437 | ||
a572e126 WD |
1438 | static int file_compare(const void *file1, const void *file2) |
1439 | { | |
1440 | return f_name_cmp(*(struct file_struct **)file1, | |
1441 | *(struct file_struct **)file2); | |
1442 | } | |
1443 | ||
56ce72c4 | 1444 | /* The guts of a merge-sort algorithm. This was derived from the glibc |
a572e126 WD |
1445 | * version, but I (Wayne) changed the merge code to do less copying and |
1446 | * to require only half the amount of temporary memory. */ | |
1447 | static void fsort_tmp(struct file_struct **fp, size_t num, | |
1448 | struct file_struct **tmp) | |
1449 | { | |
1450 | struct file_struct **f1, **f2, **t; | |
1451 | size_t n1, n2; | |
1452 | ||
1453 | n1 = num / 2; | |
1454 | n2 = num - n1; | |
1455 | f1 = fp; | |
1456 | f2 = fp + n1; | |
1457 | ||
1458 | if (n1 > 1) | |
1459 | fsort_tmp(f1, n1, tmp); | |
1460 | if (n2 > 1) | |
1461 | fsort_tmp(f2, n2, tmp); | |
1462 | ||
1463 | while (f_name_cmp(*f1, *f2) <= 0) { | |
1464 | if (!--n1) | |
1465 | return; | |
1466 | f1++; | |
1467 | } | |
1468 | ||
1469 | t = tmp; | |
1470 | memcpy(t, f1, n1 * PTR_SIZE); | |
1471 | ||
1472 | *f1++ = *f2++, n2--; | |
1473 | ||
1474 | while (n1 > 0 && n2 > 0) { | |
1475 | if (f_name_cmp(*t, *f2) <= 0) | |
1476 | *f1++ = *t++, n1--; | |
1477 | else | |
1478 | *f1++ = *f2++, n2--; | |
1479 | } | |
1480 | ||
1481 | if (n1 > 0) | |
1482 | memcpy(f1, t, n1 * PTR_SIZE); | |
1483 | } | |
1484 | ||
1485 | /* This file-struct sorting routine makes sure that any identical names in | |
1486 | * the file list stay in the same order as they were in the original list. | |
1487 | * This is particularly vital in inc_recurse mode where we expect a sort | |
1488 | * on the flist to match the exact order of a sort on the dir_flist. */ | |
1489 | static void fsort(struct file_struct **fp, size_t num) | |
c7e6f84f | 1490 | { |
a572e126 WD |
1491 | if (num <= 1) |
1492 | return; | |
1493 | ||
1494 | if (use_qsort) | |
1495 | qsort(fp, num, PTR_SIZE, file_compare); | |
1496 | else { | |
1497 | struct file_struct **tmp = new_array(struct file_struct *, | |
1498 | (num+1) / 2); | |
1499 | fsort_tmp(fp, num, tmp); | |
1500 | free(tmp); | |
1501 | } | |
c7e6f84f WD |
1502 | } |
1503 | ||
8ea07c00 WD |
1504 | /* We take an entire set of sibling dirs from the sorted flist and link them |
1505 | * into the tree, setting the appropriate parent/child/sibling pointers. */ | |
1506 | static void add_dirs_to_tree(int parent_ndx, struct file_list *from_flist, | |
1507 | int dir_cnt) | |
c7e6f84f WD |
1508 | { |
1509 | int i; | |
1510 | int32 *dp = NULL; | |
1511 | int32 *parent_dp = parent_ndx < 0 ? NULL | |
83d5e900 | 1512 | : F_DIR_NODE_P(dir_flist->sorted[parent_ndx]); |
c7e6f84f | 1513 | |
8ea07c00 WD |
1514 | flist_expand(dir_flist, dir_cnt); |
1515 | dir_flist->sorted = dir_flist->files; | |
c7e6f84f | 1516 | |
8ea07c00 WD |
1517 | for (i = 0; dir_cnt; i++) { |
1518 | struct file_struct *file = from_flist->sorted[i]; | |
1519 | ||
1520 | if (!S_ISDIR(file->mode)) | |
1521 | continue; | |
1522 | ||
9decb4d2 | 1523 | dir_flist->files[dir_flist->used++] = file; |
8ea07c00 | 1524 | dir_cnt--; |
ae87c434 | 1525 | |
4e421735 WD |
1526 | if (file->basename[0] == '.' && file->basename[1] == '\0') |
1527 | continue; | |
1528 | ||
c7e6f84f | 1529 | if (dp) |
9decb4d2 | 1530 | DIR_NEXT_SIBLING(dp) = dir_flist->used - 1; |
c7e6f84f | 1531 | else if (parent_dp) |
9decb4d2 | 1532 | DIR_FIRST_CHILD(parent_dp) = dir_flist->used - 1; |
c7e6f84f | 1533 | else |
9decb4d2 | 1534 | send_dir_ndx = dir_flist->used - 1; |
8ea07c00 | 1535 | |
83d5e900 | 1536 | dp = F_DIR_NODE_P(file); |
c7e6f84f WD |
1537 | DIR_PARENT(dp) = parent_ndx; |
1538 | DIR_FIRST_CHILD(dp) = -1; | |
1539 | } | |
1540 | if (dp) | |
1541 | DIR_NEXT_SIBLING(dp) = -1; | |
1542 | } | |
1543 | ||
301fb56c | 1544 | /* This function is normally called by the sender, but the receiving side also |
7b558d7f | 1545 | * calls it from get_dirlist() with f set to -1 so that we just construct the |
301fb56c WD |
1546 | * file list in memory without sending it over the wire. Also, get_dirlist() |
1547 | * might call this with f set to -2, which also indicates that local filter | |
1548 | * rules should be ignored. */ | |
a6e7b978 WD |
1549 | static void send_directory(int f, struct file_list *flist, char *fbuf, int len, |
1550 | int flags) | |
c627d613 | 1551 | { |
3ec4dd97 | 1552 | struct dirent *di; |
32cbfe7b | 1553 | unsigned remainder; |
3ec4dd97 | 1554 | char *p; |
f1773e09 | 1555 | DIR *d; |
c7e6f84f | 1556 | int divert_dirs = (flags & FLAG_DIVERT_DIRS) != 0; |
9decb4d2 | 1557 | int start = flist->used; |
252af65b | 1558 | int filter_level = f == -2 ? SERVER_FILTERS : ALL_FILTERS; |
c7e6f84f WD |
1559 | |
1560 | assert(flist != NULL); | |
3ec4dd97 | 1561 | |
f1773e09 | 1562 | if (!(d = opendir(fbuf))) { |
06c28400 | 1563 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1564 | rsyserr(FERROR_XFER, errno, "opendir %s failed", full_fname(fbuf)); |
3ec4dd97 AT |
1565 | return; |
1566 | } | |
c627d613 | 1567 | |
19b2a5d9 WD |
1568 | p = fbuf + len; |
1569 | if (len != 1 || *fbuf != '/') | |
eddd5d12 | 1570 | *p++ = '/'; |
f1773e09 | 1571 | *p = '\0'; |
32cbfe7b | 1572 | remainder = MAXPATHLEN - (p - fbuf); |
ebed4c3a | 1573 | |
6a7cc46c | 1574 | for (errno = 0, di = readdir(d); di; errno = 0, di = readdir(d)) { |
d6e6ecbd | 1575 | char *dname = d_name(di); |
6a7cc46c S |
1576 | if (dname[0] == '.' && (dname[1] == '\0' |
1577 | || (dname[1] == '.' && dname[2] == '\0'))) | |
3ec4dd97 | 1578 | continue; |
0ee6ca98 | 1579 | if (strlcpy(p, dname, remainder) >= remainder) { |
eddd5d12 WD |
1580 | io_error |= IOERR_GENERAL; |
1581 | rprintf(FINFO, | |
1582 | "cannot send long-named file %s\n", | |
f1773e09 | 1583 | full_fname(fbuf)); |
beaf4954 | 1584 | continue; |
eddd5d12 | 1585 | } |
411c04f0 WD |
1586 | if (dname[0] == '\0') { |
1587 | io_error |= IOERR_GENERAL; | |
1588 | rprintf(FINFO, | |
1589 | "cannot send file with empty name in %s\n", | |
1590 | full_fname(fbuf)); | |
1591 | continue; | |
1592 | } | |
0ee6ca98 | 1593 | |
252af65b | 1594 | send_file_name(f, flist, fbuf, NULL, flags, filter_level); |
3ec4dd97 | 1595 | } |
32cbfe7b WD |
1596 | |
1597 | fbuf[len] = '\0'; | |
1598 | ||
6a7cc46c | 1599 | if (errno) { |
06c28400 | 1600 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1601 | rsyserr(FERROR_XFER, errno, "readdir(%s)", full_fname(fbuf)); |
6a7cc46c | 1602 | } |
c627d613 | 1603 | |
3ec4dd97 | 1604 | closedir(d); |
301fb56c | 1605 | |
a6e7b978 | 1606 | if (f >= 0 && recurse && !divert_dirs) { |
9decb4d2 WD |
1607 | int i, end = flist->used - 1; |
1608 | /* send_if_directory() bumps flist->used, so use "end". */ | |
301fb56c | 1609 | for (i = start; i <= end; i++) |
c7e6f84f WD |
1610 | send_if_directory(f, flist, flist->files[i], fbuf, len, flags); |
1611 | } | |
1612 | } | |
1613 | ||
3932c423 | 1614 | static void send_implied_dirs(int f, struct file_list *flist, char *fname, |
4e421735 | 1615 | char *start, char *limit, int flags, char name_type) |
3932c423 | 1616 | { |
af3172c1 WD |
1617 | static char lastpath[MAXPATHLEN] = ""; |
1618 | static int lastpath_len = 0; | |
1619 | static struct file_struct *lastpath_struct = NULL; | |
3932c423 | 1620 | struct file_struct *file; |
54410882 WD |
1621 | item_list *relname_list; |
1622 | relnamecache **rnpp; | |
af3172c1 | 1623 | int len, need_new_dir, depth = 0; |
75a01a07 | 1624 | struct filter_list_struct save_filter_list = filter_list; |
3932c423 | 1625 | |
3f309272 | 1626 | flags = (flags | FLAG_IMPLIED_DIR) & ~(FLAG_TOP_DIR | FLAG_CONTENT_DIR); |
75a01a07 | 1627 | filter_list.head = filter_list.tail = NULL; /* Don't filter implied dirs. */ |
3932c423 WD |
1628 | |
1629 | if (inc_recurse) { | |
1630 | if (lastpath_struct && F_PATHNAME(lastpath_struct) == pathname | |
1631 | && lastpath_len == limit - fname | |
1632 | && strncmp(lastpath, fname, lastpath_len) == 0) | |
1633 | need_new_dir = 0; | |
1634 | else | |
1635 | need_new_dir = 1; | |
af3172c1 WD |
1636 | } else { |
1637 | char *tp = fname, *lp = lastpath; | |
1638 | /* Skip any initial directories in our path that we | |
1639 | * have in common with lastpath. */ | |
1640 | assert(start == fname); | |
1641 | for ( ; ; tp++, lp++) { | |
1642 | if (tp == limit) { | |
1643 | if (*lp == '/' || *lp == '\0') | |
1644 | goto done; | |
1645 | break; | |
1646 | } | |
1647 | if (*lp != *tp) | |
1648 | break; | |
1649 | if (*tp == '/') { | |
1650 | start = tp; | |
1651 | depth++; | |
1652 | } | |
1653 | } | |
3932c423 | 1654 | need_new_dir = 1; |
af3172c1 | 1655 | } |
3932c423 WD |
1656 | |
1657 | if (need_new_dir) { | |
1658 | int save_copy_links = copy_links; | |
1659 | int save_xfer_dirs = xfer_dirs; | |
af3172c1 | 1660 | char *slash; |
3932c423 | 1661 | |
74db1f14 | 1662 | copy_links = xfer_dirs = 1; |
3932c423 WD |
1663 | |
1664 | *limit = '\0'; | |
1665 | ||
1666 | for (slash = start; (slash = strchr(slash+1, '/')) != NULL; ) { | |
1667 | *slash = '\0'; | |
af3172c1 WD |
1668 | file = send_file_name(f, flist, fname, NULL, flags, ALL_FILTERS); |
1669 | depth++; | |
1670 | if (!inc_recurse && file && S_ISDIR(file->mode)) | |
1671 | change_local_filter_dir(fname, strlen(fname), depth); | |
3932c423 WD |
1672 | *slash = '/'; |
1673 | } | |
1674 | ||
1675 | file = send_file_name(f, flist, fname, NULL, flags, ALL_FILTERS); | |
1676 | if (inc_recurse) { | |
1677 | if (file && !S_ISDIR(file->mode)) | |
1678 | file = NULL; | |
3932c423 | 1679 | lastpath_struct = file; |
af3172c1 WD |
1680 | } else if (file && S_ISDIR(file->mode)) |
1681 | change_local_filter_dir(fname, strlen(fname), ++depth); | |
3932c423 WD |
1682 | |
1683 | strlcpy(lastpath, fname, sizeof lastpath); | |
1684 | lastpath_len = limit - fname; | |
1685 | ||
1686 | *limit = '/'; | |
1687 | ||
1688 | copy_links = save_copy_links; | |
1689 | xfer_dirs = save_xfer_dirs; | |
1690 | ||
1691 | if (!inc_recurse) | |
75a01a07 | 1692 | goto done; |
3932c423 WD |
1693 | } |
1694 | ||
1695 | if (!lastpath_struct) | |
75a01a07 | 1696 | goto done; /* dir must have vanished */ |
3932c423 WD |
1697 | |
1698 | len = strlen(limit+1); | |
54410882 WD |
1699 | memcpy(&relname_list, F_DIR_RELNAMES_P(lastpath_struct), sizeof relname_list); |
1700 | if (!relname_list) { | |
1701 | if (!(relname_list = new0(item_list))) | |
3932c423 | 1702 | out_of_memory("send_implied_dirs"); |
54410882 | 1703 | memcpy(F_DIR_RELNAMES_P(lastpath_struct), &relname_list, sizeof relname_list); |
3932c423 | 1704 | } |
54410882 WD |
1705 | rnpp = EXPAND_ITEM_LIST(relname_list, relnamecache *, 32); |
1706 | if (!(*rnpp = (relnamecache*)new_array(char, sizeof (relnamecache) + len))) | |
3932c423 | 1707 | out_of_memory("send_implied_dirs"); |
4e421735 | 1708 | (*rnpp)->name_type = name_type; |
54410882 | 1709 | strlcpy((*rnpp)->fname, limit+1, len + 1); |
75a01a07 WD |
1710 | |
1711 | done: | |
1712 | filter_list = save_filter_list; | |
3932c423 WD |
1713 | } |
1714 | ||
a6e7b978 | 1715 | static void send1extra(int f, struct file_struct *file, struct file_list *flist) |
c7e6f84f WD |
1716 | { |
1717 | char fbuf[MAXPATHLEN]; | |
54410882 | 1718 | item_list *relname_list; |
3f309272 | 1719 | int len, dlen, flags = FLAG_DIVERT_DIRS | FLAG_CONTENT_DIR; |
3932c423 | 1720 | size_t j; |
a6e7b978 WD |
1721 | |
1722 | f_name(file, fbuf); | |
1723 | dlen = strlen(fbuf); | |
1724 | ||
29a89172 WD |
1725 | if (!change_pathname(file, NULL, 0)) |
1726 | exit_cleanup(RERR_FILESELECT); | |
a6e7b978 WD |
1727 | |
1728 | change_local_filter_dir(fbuf, dlen, send_dir_depth); | |
1729 | ||
53ec55a8 WD |
1730 | if (file->flags & FLAG_CONTENT_DIR) { |
1731 | if (one_file_system) { | |
1732 | STRUCT_STAT st; | |
1733 | if (link_stat(fbuf, &st, copy_dirlinks) != 0) { | |
1734 | io_error |= IOERR_GENERAL; | |
3f0211b6 | 1735 | rsyserr(FERROR_XFER, errno, "link_stat %s failed", |
53ec55a8 WD |
1736 | full_fname(fbuf)); |
1737 | return; | |
1738 | } | |
1739 | filesystem_dev = st.st_dev; | |
1740 | } | |
3932c423 | 1741 | send_directory(f, flist, fbuf, dlen, flags); |
53ec55a8 | 1742 | } |
3932c423 WD |
1743 | |
1744 | if (!relative_paths) | |
1745 | return; | |
1746 | ||
54410882 WD |
1747 | memcpy(&relname_list, F_DIR_RELNAMES_P(file), sizeof relname_list); |
1748 | if (!relname_list) | |
3932c423 WD |
1749 | return; |
1750 | ||
54410882 WD |
1751 | for (j = 0; j < relname_list->count; j++) { |
1752 | char *slash; | |
1753 | relnamecache *rnp = ((relnamecache**)relname_list->items)[j]; | |
4e421735 | 1754 | char name_type = rnp->name_type; |
3932c423 WD |
1755 | |
1756 | fbuf[dlen] = '/'; | |
54410882 WD |
1757 | len = strlcpy(fbuf + dlen + 1, rnp->fname, sizeof fbuf - dlen - 1); |
1758 | free(rnp); | |
3932c423 WD |
1759 | if (len >= (int)sizeof fbuf) |
1760 | continue; /* Impossible... */ | |
1761 | ||
1762 | slash = strchr(fbuf+dlen+1, '/'); | |
1763 | if (slash) { | |
4e421735 | 1764 | send_implied_dirs(f, flist, fbuf, fbuf+dlen+1, slash, flags, name_type); |
3932c423 WD |
1765 | continue; |
1766 | } | |
1767 | ||
4e421735 | 1768 | if (name_type != NORMAL_NAME) { |
3932c423 | 1769 | STRUCT_STAT st; |
a15c4b38 | 1770 | if (link_stat(fbuf, &st, 1) != 0) { |
3932c423 | 1771 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1772 | rsyserr(FERROR_XFER, errno, "link_stat %s failed", |
3932c423 WD |
1773 | full_fname(fbuf)); |
1774 | continue; | |
1775 | } | |
ff0284dd WD |
1776 | send_file_name(f, flist, fbuf, &st, FLAG_TOP_DIR | flags, ALL_FILTERS); |
1777 | } else | |
1778 | send_file_name(f, flist, fbuf, NULL, FLAG_TOP_DIR | flags, ALL_FILTERS); | |
3932c423 WD |
1779 | } |
1780 | ||
54410882 | 1781 | free(relname_list); |
a6e7b978 WD |
1782 | } |
1783 | ||
1784 | void send_extra_file_list(int f, int at_least) | |
1785 | { | |
c7e6f84f WD |
1786 | struct file_list *flist; |
1787 | int64 start_write; | |
40e38376 | 1788 | uint16 prev_flags; |
d620219d | 1789 | int old_cnt, save_io_error = io_error; |
c7e6f84f | 1790 | |
25c2a6ac | 1791 | if (flist_eof) |
c7e6f84f WD |
1792 | return; |
1793 | ||
1794 | /* Keep sending data until we have the requested number of | |
1795 | * files in the upcoming file-lists. */ | |
d620219d WD |
1796 | old_cnt = cur_flist->used; |
1797 | for (flist = first_flist; flist != cur_flist; flist = flist->next) | |
1798 | old_cnt += flist->used; | |
1799 | while (file_total - old_cnt < at_least) { | |
a6e7b978 | 1800 | struct file_struct *file = dir_flist->sorted[send_dir_ndx]; |
79028af1 | 1801 | int dir_ndx, dstart = dir_count; |
8db8eacb | 1802 | const char *pathname = F_PATHNAME(file); |
c7e6f84f | 1803 | int32 *dp; |
c7e6f84f WD |
1804 | |
1805 | flist = flist_new(0, "send_extra_file_list"); | |
4c9d5fef | 1806 | start_write = stats.total_written; |
c7e6f84f | 1807 | |
f7a76b9c | 1808 | if (unsort_ndx) |
79028af1 WD |
1809 | dir_ndx = F_NDX(file); |
1810 | else | |
79028af1 WD |
1811 | dir_ndx = send_dir_ndx; |
1812 | write_ndx(f, NDX_FLIST_OFFSET - dir_ndx); | |
5459e693 | 1813 | flist->parent_ndx = dir_ndx; |
a6e7b978 | 1814 | |
79028af1 | 1815 | send1extra(f, file, flist); |
40e38376 | 1816 | prev_flags = file->flags; |
83d5e900 | 1817 | dp = F_DIR_NODE_P(file); |
a6e7b978 | 1818 | |
79028af1 WD |
1819 | /* If there are any duplicate directory names that follow, we |
1820 | * send all the dirs together in one file-list. The dir_flist | |
1821 | * tree links all the child subdirs onto the last dup dir. */ | |
1822 | while ((dir_ndx = DIR_NEXT_SIBLING(dp)) >= 0 | |
1823 | && dir_flist->sorted[dir_ndx]->flags & FLAG_DUPLICATE) { | |
1824 | send_dir_ndx = dir_ndx; | |
1825 | file = dir_flist->sorted[dir_ndx]; | |
40e38376 | 1826 | /* Try to avoid some duplicate scanning of identical dirs. */ |
3f309272 WD |
1827 | if (F_PATHNAME(file) == pathname && prev_flags & FLAG_CONTENT_DIR) |
1828 | file->flags &= ~FLAG_CONTENT_DIR; | |
40e38376 WD |
1829 | send1extra(f, file, flist); |
1830 | prev_flags = file->flags; | |
83d5e900 | 1831 | dp = F_DIR_NODE_P(file); |
a6e7b978 | 1832 | } |
79028af1 | 1833 | |
a6e7b978 WD |
1834 | write_byte(f, 0); |
1835 | ||
a6e7b978 | 1836 | if (need_unsorted_flist) { |
9decb4d2 | 1837 | if (!(flist->sorted = new_array(struct file_struct *, flist->used))) |
8ea07c00 WD |
1838 | out_of_memory("send_extra_file_list"); |
1839 | memcpy(flist->sorted, flist->files, | |
9decb4d2 | 1840 | flist->used * sizeof (struct file_struct*)); |
a6e7b978 | 1841 | } else |
332cf6df | 1842 | flist->sorted = flist->files; |
8ea07c00 | 1843 | |
65b4e4b2 | 1844 | flist_sort_and_clean(flist, 0); |
5459e693 | 1845 | |
8ea07c00 | 1846 | add_dirs_to_tree(send_dir_ndx, flist, dir_count - dstart); |
abdcb21a | 1847 | flist_done_allocating(flist); |
a6e7b978 | 1848 | |
9decb4d2 | 1849 | file_total += flist->used; |
c7e6f84f | 1850 | stats.flist_size += stats.total_written - start_write; |
9decb4d2 | 1851 | stats.num_files += flist->used; |
951e826b | 1852 | if (DEBUG_GTE(FLIST, 3)) |
c7e6f84f WD |
1853 | output_flist(flist); |
1854 | ||
c7e6f84f WD |
1855 | if (DIR_FIRST_CHILD(dp) >= 0) { |
1856 | send_dir_ndx = DIR_FIRST_CHILD(dp); | |
1857 | send_dir_depth++; | |
1858 | } else { | |
1859 | while (DIR_NEXT_SIBLING(dp) < 0) { | |
1860 | if ((send_dir_ndx = DIR_PARENT(dp)) < 0) { | |
9ae7a2cd | 1861 | write_ndx(f, NDX_FLIST_EOF); |
c7e6f84f WD |
1862 | flist_eof = 1; |
1863 | change_local_filter_dir(NULL, 0, 0); | |
1864 | goto finish; | |
1865 | } | |
1866 | send_dir_depth--; | |
a6e7b978 | 1867 | file = dir_flist->sorted[send_dir_ndx]; |
83d5e900 | 1868 | dp = F_DIR_NODE_P(file); |
c7e6f84f WD |
1869 | } |
1870 | send_dir_ndx = DIR_NEXT_SIBLING(dp); | |
1871 | } | |
301fb56c | 1872 | } |
c7e6f84f WD |
1873 | |
1874 | finish: | |
1875 | if (io_error != save_io_error && !ignore_errors) | |
1876 | send_msg_int(MSG_IO_ERROR, io_error); | |
c627d613 AT |
1877 | } |
1878 | ||
ebed4c3a | 1879 | struct file_list *send_file_list(int f, int argc, char *argv[]) |
c627d613 | 1880 | { |
3bb88b43 WD |
1881 | static const char *lastdir; |
1882 | static int lastdir_len = -1; | |
1883 | int len, dirlen; | |
bcacc18b | 1884 | STRUCT_STAT st; |
c7e6f84f | 1885 | char *p, *dir; |
649d65ed | 1886 | struct file_list *flist; |
31b4d25d | 1887 | struct timeval start_tv, end_tv; |
a800434a | 1888 | int64 start_write; |
24d0fcde | 1889 | int use_ff_fd = 0; |
ff0284dd | 1890 | int disable_buffering; |
0d9eba03 | 1891 | int flags = recurse ? FLAG_CONTENT_DIR : 0; |
95a44066 | 1892 | int reading_remotely = filesfrom_host != NULL; |
2509753f | 1893 | int rl_flags = (reading_remotely ? 0 : RL_DUMP_COMMENTS) |
22955408 WD |
1894 | #ifdef ICONV_OPTION |
1895 | | (filesfrom_convert ? RL_CONVERT : 0) | |
1896 | #endif | |
1897 | | (eol_nulls || reading_remotely ? RL_EOL_NULLS : 0); | |
d48810ba | 1898 | int implied_dot_dir = 0; |
649d65ed | 1899 | |
ea124cb3 | 1900 | rprintf(FLOG, "building file list\n"); |
134f4338 | 1901 | if (show_filelist_p()) |
1bbd10fe | 1902 | start_filelist_progress("building file list"); |
951e826b | 1903 | else if (inc_recurse && INFO_GTE(FLIST, 1) && !am_server) |
98b1689d | 1904 | rprintf(FCLIENT, "sending incremental file list\n"); |
c627d613 | 1905 | |
a800434a | 1906 | start_write = stats.total_written; |
31b4d25d | 1907 | gettimeofday(&start_tv, NULL); |
a800434a | 1908 | |
29a89172 WD |
1909 | if (!orig_dir) |
1910 | orig_dir = strdup(curr_dir); | |
1911 | ||
3f309272 WD |
1912 | if (relative_paths && protocol_version >= 30) |
1913 | implied_dirs = 1; /* We send flagged implied dirs */ | |
1914 | ||
8cae71eb | 1915 | #ifdef SUPPORT_HARD_LINKS |
c7e6f84f | 1916 | if (preserve_hard_links && protocol_version >= 30 && !cur_flist) |
8cae71eb WD |
1917 | init_hard_links(); |
1918 | #endif | |
1919 | ||
c7e6f84f | 1920 | flist = cur_flist = flist_new(0, "send_file_list"); |
3ea6e0e7 | 1921 | if (inc_recurse) { |
c7e6f84f | 1922 | dir_flist = flist_new(FLIST_TEMP, "send_file_list"); |
ff0284dd WD |
1923 | flags |= FLAG_DIVERT_DIRS; |
1924 | } else | |
c7e6f84f | 1925 | dir_flist = cur_flist; |
c627d613 | 1926 | |
c7e6f84f | 1927 | disable_buffering = io_start_buffering_out(f); |
134f4338 | 1928 | if (filesfrom_fd >= 0) { |
29a89172 WD |
1929 | if (argv[0] && !change_dir(argv[0], CD_NORMAL)) { |
1930 | rsyserr(FERROR_XFER, errno, "change_dir %s failed", | |
f8949e76 | 1931 | full_fname(argv[0])); |
134f4338 | 1932 | exit_cleanup(RERR_FILESELECT); |
24d0fcde | 1933 | } |
134f4338 | 1934 | use_ff_fd = 1; |
d6dead6b AT |
1935 | } |
1936 | ||
24d0fcde | 1937 | while (1) { |
4e421735 | 1938 | char fbuf[MAXPATHLEN], *fn, name_type; |
c627d613 | 1939 | |
24d0fcde | 1940 | if (use_ff_fd) { |
2509753f | 1941 | if (read_line(filesfrom_fd, fbuf, sizeof fbuf, rl_flags) == 0) |
24d0fcde | 1942 | break; |
d48810ba | 1943 | sanitize_path(fbuf, fbuf, "", 0, SP_KEEP_DOT_DIRS); |
24d0fcde WD |
1944 | } else { |
1945 | if (argc-- == 0) | |
1946 | break; | |
56f0c976 | 1947 | strlcpy(fbuf, *argv++, MAXPATHLEN); |
24d0fcde | 1948 | if (sanitize_paths) |
d48810ba | 1949 | sanitize_path(fbuf, fbuf, "", 0, SP_KEEP_DOT_DIRS); |
24d0fcde | 1950 | } |
c627d613 | 1951 | |
56f0c976 | 1952 | len = strlen(fbuf); |
1902a765 WD |
1953 | if (relative_paths) { |
1954 | /* We clean up fbuf below. */ | |
4e421735 | 1955 | name_type = NORMAL_NAME; |
1902a765 | 1956 | } else if (!len || fbuf[len - 1] == '/') { |
56f0c976 | 1957 | if (len == 2 && fbuf[0] == '.') { |
6931c138 | 1958 | /* Turn "./" into just "." rather than "./." */ |
34aa616d | 1959 | fbuf[--len] = '\0'; |
557a35f5 | 1960 | } else { |
56f0c976 | 1961 | if (len + 1 >= MAXPATHLEN) |
a1f99493 | 1962 | overflow_exit("send_file_list"); |
56f0c976 WD |
1963 | fbuf[len++] = '.'; |
1964 | fbuf[len] = '\0'; | |
53f821f1 | 1965 | } |
84ecaa0e | 1966 | name_type = DOTDIR_NAME; |
56f0c976 WD |
1967 | } else if (len > 1 && fbuf[len-1] == '.' && fbuf[len-2] == '.' |
1968 | && (len == 2 || fbuf[len-3] == '/')) { | |
1969 | if (len + 2 >= MAXPATHLEN) | |
a1f99493 | 1970 | overflow_exit("send_file_list"); |
56f0c976 WD |
1971 | fbuf[len++] = '/'; |
1972 | fbuf[len++] = '.'; | |
1973 | fbuf[len] = '\0'; | |
84ecaa0e | 1974 | name_type = DOTDIR_NAME; |
4e421735 | 1975 | } else if (fbuf[len-1] == '.' && (len == 1 || fbuf[len-2] == '/')) |
84ecaa0e | 1976 | name_type = DOTDIR_NAME; |
4e421735 WD |
1977 | else |
1978 | name_type = NORMAL_NAME; | |
c627d613 | 1979 | |
649d65ed AT |
1980 | dir = NULL; |
1981 | ||
1982 | if (!relative_paths) { | |
56f0c976 | 1983 | p = strrchr(fbuf, '/'); |
649d65ed | 1984 | if (p) { |
151f59f1 | 1985 | *p = '\0'; |
56f0c976 | 1986 | if (p == fbuf) |
649d65ed AT |
1987 | dir = "/"; |
1988 | else | |
56f0c976 WD |
1989 | dir = fbuf; |
1990 | len -= p - fbuf + 1; | |
1991 | fn = p + 1; | |
1992 | } else | |
1993 | fn = fbuf; | |
1902a765 WD |
1994 | } else { |
1995 | if ((p = strstr(fbuf, "/./")) != NULL) { | |
1996 | *p = '\0'; | |
1997 | if (p == fbuf) | |
1998 | dir = "/"; | |
d48810ba | 1999 | else { |
1902a765 | 2000 | dir = fbuf; |
d48810ba WD |
2001 | clean_fname(dir, 0); |
2002 | } | |
1902a765 | 2003 | fn = p + 3; |
4e421735 WD |
2004 | while (*fn == '/') |
2005 | fn++; | |
2006 | if (!*fn) | |
2007 | *--fn = '\0'; /* ensure room for '.' */ | |
1902a765 WD |
2008 | } else |
2009 | fn = fbuf; | |
d48810ba WD |
2010 | /* A leading ./ can be used in relative mode to affect |
2011 | * the dest dir without its name being in the path. */ | |
2012 | if (*fn == '.' && fn[1] == '/' && !implied_dot_dir) { | |
2013 | send_file_name(f, flist, ".", NULL, | |
2014 | (flags | FLAG_IMPLIED_DIR) & ~FLAG_CONTENT_DIR, | |
2015 | ALL_FILTERS); | |
2016 | implied_dot_dir = 1; | |
2017 | } | |
2018 | len = clean_fname(fn, CFN_KEEP_TRAILING_SLASH | |
4e421735 | 2019 | | CFN_DROP_TRAILING_DOT_DIR); |
ff0284dd WD |
2020 | if (len == 1) { |
2021 | if (fn[0] == '/') { | |
2022 | fn = "/."; | |
2023 | len = 2; | |
84ecaa0e | 2024 | name_type = DOTDIR_NAME; |
ff0284dd | 2025 | } else if (fn[0] == '.') |
84ecaa0e | 2026 | name_type = DOTDIR_NAME; |
4e421735 WD |
2027 | } else if (fn[len-1] == '/') { |
2028 | fn[--len] = '\0'; | |
2029 | if (len == 1 && *fn == '.') | |
84ecaa0e | 2030 | name_type = DOTDIR_NAME; |
4e421735 WD |
2031 | else |
2032 | name_type = SLASH_ENDING_NAME; | |
ff0284dd | 2033 | } |
1902a765 | 2034 | /* Reject a ".." dir in the active part of the path. */ |
ede1f0eb WD |
2035 | for (p = fn; (p = strstr(p, "..")) != NULL; p += 2) { |
2036 | if ((p[2] == '/' || p[2] == '\0') | |
2037 | && (p == fn || p[-1] == '/')) { | |
2038 | rprintf(FERROR, | |
2039 | "found \"..\" dir in relative path: %s\n", | |
4e421735 | 2040 | fn); |
ede1f0eb WD |
2041 | exit_cleanup(RERR_SYNTAX); |
2042 | } | |
1902a765 WD |
2043 | } |
2044 | } | |
d2ea5980 | 2045 | |
56f0c976 WD |
2046 | if (!*fn) { |
2047 | len = 1; | |
2048 | fn = "."; | |
84ecaa0e | 2049 | name_type = DOTDIR_NAME; |
56f0c976 | 2050 | } |
d2ea5980 | 2051 | |
3bb88b43 WD |
2052 | dirlen = dir ? strlen(dir) : 0; |
2053 | if (dirlen != lastdir_len || memcmp(lastdir, dir, dirlen) != 0) { | |
29a89172 | 2054 | if (!change_pathname(NULL, dir, -dirlen)) |
3b7bcaaf | 2055 | continue; |
ef35abb2 WD |
2056 | lastdir = pathname; |
2057 | lastdir_len = pathname_len; | |
29a89172 | 2058 | } else if (!change_pathname(NULL, lastdir, lastdir_len)) |
3bb88b43 | 2059 | continue; |
d2ea5980 | 2060 | |
99eba675 | 2061 | if (fn != fbuf) |
56f0c976 WD |
2062 | memmove(fbuf, fn, len + 1); |
2063 | ||
1aefb7ef | 2064 | if (link_stat(fbuf, &st, copy_dirlinks || name_type != NORMAL_NAME) != 0 |
84ecaa0e | 2065 | || (name_type != DOTDIR_NAME && is_daemon_excluded(fbuf, S_ISDIR(st.st_mode))) |
b5daf530 | 2066 | || (relative_paths && path_is_daemon_excluded(fbuf, 1))) { |
25c2a6ac | 2067 | io_error |= IOERR_GENERAL; |
3f0211b6 | 2068 | rsyserr(FERROR_XFER, errno, "link_stat %s failed", |
25c2a6ac WD |
2069 | full_fname(fbuf)); |
2070 | continue; | |
2071 | } | |
2072 | ||
0d9eba03 WD |
2073 | /* A dot-dir should not be excluded! */ |
2074 | if (name_type != DOTDIR_NAME | |
2075 | && is_excluded(fbuf, S_ISDIR(st.st_mode) != 0, ALL_FILTERS)) | |
2076 | continue; | |
2077 | ||
25c2a6ac WD |
2078 | if (S_ISDIR(st.st_mode) && !xfer_dirs) { |
2079 | rprintf(FINFO, "skipping directory %s\n", fbuf); | |
2080 | continue; | |
2081 | } | |
2082 | ||
3932c423 | 2083 | if (inc_recurse && relative_paths && *fbuf) { |
0d9eba03 | 2084 | if ((p = strchr(fbuf+1, '/')) != NULL) { |
4e421735 WD |
2085 | if (p - fbuf == 1 && *fbuf == '.') { |
2086 | if ((fn = strchr(p+1, '/')) != NULL) | |
2087 | p = fn; | |
2088 | } else | |
2089 | fn = p; | |
2090 | send_implied_dirs(f, flist, fbuf, fbuf, p, flags, name_type); | |
2091 | if (fn == p) | |
2092 | continue; | |
3932c423 | 2093 | } |
0d9eba03 | 2094 | } else if (implied_dirs && (p=strrchr(fbuf,'/')) && p != fbuf) { |
151f59f1 WD |
2095 | /* Send the implied directories at the start of the |
2096 | * source spec, so we get their permissions right. */ | |
af3172c1 | 2097 | send_implied_dirs(f, flist, fbuf, fbuf, p, flags, 0); |
649d65ed | 2098 | } |
ebed4c3a | 2099 | |
53ec55a8 WD |
2100 | if (one_file_system) |
2101 | filesystem_dev = st.st_dev; | |
2102 | ||
4e421735 | 2103 | if (recurse || (xfer_dirs && name_type != NORMAL_NAME)) { |
42c6b139 | 2104 | struct file_struct *file; |
42c6b139 | 2105 | file = send_file_name(f, flist, fbuf, &st, |
0d9eba03 WD |
2106 | FLAG_TOP_DIR | FLAG_CONTENT_DIR | flags, |
2107 | NO_FILTERS); | |
d48810ba WD |
2108 | if (!file) |
2109 | continue; | |
4e421735 | 2110 | if (inc_recurse) { |
84ecaa0e | 2111 | if (name_type == DOTDIR_NAME) { |
4e421735 WD |
2112 | if (send_dir_depth < 0) { |
2113 | send_dir_depth = 0; | |
2114 | change_local_filter_dir(fbuf, len, send_dir_depth); | |
2115 | } | |
2116 | send_directory(f, flist, fbuf, len, flags); | |
2117 | } | |
d48810ba | 2118 | } else |
42c6b139 WD |
2119 | send_if_directory(f, flist, file, fbuf, len, flags); |
2120 | } else | |
0d9eba03 | 2121 | send_file_name(f, flist, fbuf, &st, flags, NO_FILTERS); |
649d65ed | 2122 | } |
dc5ddbcc | 2123 | |
134f4338 WD |
2124 | gettimeofday(&end_tv, NULL); |
2125 | stats.flist_buildtime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000 | |
2126 | + (end_tv.tv_usec - start_tv.tv_usec) / 1000; | |
2127 | if (stats.flist_buildtime == 0) | |
2128 | stats.flist_buildtime = 1; | |
2129 | start_tv = end_tv; | |
31b4d25d | 2130 | |
8cae71eb WD |
2131 | write_byte(f, 0); /* Indicate end of file list */ |
2132 | ||
2133 | #ifdef SUPPORT_HARD_LINKS | |
3ea6e0e7 | 2134 | if (preserve_hard_links && protocol_version >= 30 && !inc_recurse) |
8cae71eb WD |
2135 | idev_destroy(); |
2136 | #endif | |
c627d613 | 2137 | |
134f4338 WD |
2138 | if (show_filelist_p()) |
2139 | finish_filelist_progress(flist); | |
31b4d25d | 2140 | |
134f4338 WD |
2141 | gettimeofday(&end_tv, NULL); |
2142 | stats.flist_xfertime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000 | |
2143 | + (end_tv.tv_usec - start_tv.tv_usec) / 1000; | |
ebed4c3a | 2144 | |
332cf6df WD |
2145 | /* When converting names, both sides keep an unsorted file-list array |
2146 | * because the names will differ on the sending and receiving sides | |
2147 | * (both sides will use the unsorted index number for each item). */ | |
2148 | ||
a6e7b978 WD |
2149 | /* Sort the list without removing any duplicates. This allows the |
2150 | * receiving side to ask for whatever name it kept. For incremental | |
2151 | * recursion mode, the sender marks duplicate dirs so that it can | |
2152 | * send them together in a single file-list. */ | |
332cf6df | 2153 | if (need_unsorted_flist) { |
65b4e4b2 WD |
2154 | if (!(flist->sorted = new_array(struct file_struct *, flist->used))) |
2155 | out_of_memory("send_file_list"); | |
2156 | memcpy(flist->sorted, flist->files, | |
2157 | flist->used * sizeof (struct file_struct*)); | |
2158 | } else | |
332cf6df | 2159 | flist->sorted = flist->files; |
65b4e4b2 | 2160 | flist_sort_and_clean(flist, 0); |
9decb4d2 | 2161 | file_total += flist->used; |
ebed4c3a | 2162 | |
0b52f94d | 2163 | if (numeric_ids <= 0 && !inc_recurse) |
1564cd5a | 2164 | send_id_list(f); |
f6c34742 | 2165 | |
134f4338 | 2166 | /* send the io_error flag */ |
c7e6f84f WD |
2167 | if (protocol_version < 30) |
2168 | write_int(f, ignore_errors ? 0 : io_error); | |
2169 | else if (io_error && !ignore_errors) | |
2170 | send_msg_int(MSG_IO_ERROR, io_error); | |
2171 | ||
2172 | if (disable_buffering) | |
2173 | io_end_buffering_out(); | |
6ba9279f | 2174 | |
134f4338 | 2175 | stats.flist_size = stats.total_written - start_write; |
9decb4d2 | 2176 | stats.num_files = flist->used; |
d6dead6b | 2177 | |
951e826b | 2178 | if (DEBUG_GTE(FLIST, 3)) |
32cbfe7b | 2179 | output_flist(flist); |
cefed3e8 | 2180 | |
951e826b | 2181 | if (DEBUG_GTE(FLIST, 2)) |
ebed4c3a | 2182 | rprintf(FINFO, "send_file_list done\n"); |
17faa41c | 2183 | |
3ea6e0e7 | 2184 | if (inc_recurse) { |
4e421735 | 2185 | send_dir_depth = 1; |
8ea07c00 | 2186 | add_dirs_to_tree(-1, flist, dir_count); |
85441190 | 2187 | if (!file_total || strcmp(flist->sorted[0]->basename, ".") != 0) |
4e421735 | 2188 | flist->parent_ndx = -1; |
abdcb21a | 2189 | flist_done_allocating(flist); |
25c2a6ac WD |
2190 | if (send_dir_ndx < 0) { |
2191 | write_ndx(f, NDX_FLIST_EOF); | |
2192 | flist_eof = 1; | |
2193 | } | |
2194 | else if (file_total == 1) { | |
c7e6f84f WD |
2195 | /* If we're creating incremental file-lists and there |
2196 | * was just 1 item in the first file-list, send 1 more | |
2197 | * file-list to check if this is a 1-file xfer. */ | |
25c2a6ac | 2198 | send_extra_file_list(f, 1); |
c7e6f84f WD |
2199 | } |
2200 | } | |
2201 | ||
649d65ed | 2202 | return flist; |
c627d613 AT |
2203 | } |
2204 | ||
c627d613 AT |
2205 | struct file_list *recv_file_list(int f) |
2206 | { | |
ebed4c3a | 2207 | struct file_list *flist; |
c7e6f84f | 2208 | int dstart, flags; |
ebed4c3a | 2209 | int64 start_read; |
c627d613 | 2210 | |
98b1689d | 2211 | if (!first_flist) |
c7e6f84f | 2212 | rprintf(FLOG, "receiving file list\n"); |
1bbd10fe DD |
2213 | if (show_filelist_p()) |
2214 | start_filelist_progress("receiving file list"); | |
951e826b | 2215 | else if (inc_recurse && INFO_GTE(FLIST, 1) && !am_server && !first_flist) |
98b1689d | 2216 | rprintf(FCLIENT, "receiving incremental file list\n"); |
c627d613 | 2217 | |
ebed4c3a | 2218 | start_read = stats.total_read; |
a800434a | 2219 | |
8cae71eb | 2220 | #ifdef SUPPORT_HARD_LINKS |
d4d6646a | 2221 | if (preserve_hard_links && !first_flist) |
8cae71eb WD |
2222 | init_hard_links(); |
2223 | #endif | |
c627d613 | 2224 | |
9863bdbc WD |
2225 | flist = flist_new(0, "recv_file_list"); |
2226 | ||
3ea6e0e7 | 2227 | if (inc_recurse) { |
4e421735 | 2228 | if (flist->ndx_start == 1) |
c7e6f84f | 2229 | dir_flist = flist_new(FLIST_TEMP, "recv_file_list"); |
9decb4d2 | 2230 | dstart = dir_flist->used; |
c7e6f84f WD |
2231 | } else { |
2232 | dir_flist = flist; | |
2233 | dstart = 0; | |
2234 | } | |
2235 | ||
1ef00d20 | 2236 | while ((flags = read_byte(f)) != 0) { |
f5db0993 | 2237 | struct file_struct *file; |
dbda5fbf | 2238 | |
8ea07c00 | 2239 | flist_expand(flist, 1); |
c627d613 | 2240 | |
d01d15e0 | 2241 | if (protocol_version >= 28 && (flags & XMIT_EXTENDED_FLAGS)) |
75bc8600 | 2242 | flags |= read_byte(f) << 8; |
82ad07c4 | 2243 | file = recv_file_entry(flist, flags, f); |
c627d613 | 2244 | |
3ea6e0e7 | 2245 | if (inc_recurse && S_ISDIR(file->mode)) { |
8ea07c00 | 2246 | flist_expand(dir_flist, 1); |
9decb4d2 | 2247 | dir_flist->files[dir_flist->used++] = file; |
c7e6f84f WD |
2248 | } |
2249 | ||
9decb4d2 | 2250 | flist->files[flist->used++] = file; |
c627d613 | 2251 | |
9decb4d2 | 2252 | maybe_emit_filelist_progress(flist->used); |
1bbd10fe | 2253 | |
951e826b | 2254 | if (DEBUG_GTE(FLIST, 2)) { |
5e4ff5f9 WD |
2255 | rprintf(FINFO, "recv_file_name(%s)\n", |
2256 | f_name(file, NULL)); | |
2257 | } | |
ebed4c3a | 2258 | } |
9decb4d2 | 2259 | file_total += flist->used; |
c627d613 | 2260 | |
951e826b | 2261 | if (DEBUG_GTE(FLIST, 2)) |
9decb4d2 | 2262 | rprintf(FINFO, "received %d names\n", flist->used); |
c627d613 | 2263 | |
b7736c79 | 2264 | if (show_filelist_p()) |
1bbd10fe | 2265 | finish_filelist_progress(flist); |
a06d19e3 | 2266 | |
332cf6df WD |
2267 | if (need_unsorted_flist) { |
2268 | /* Create an extra array of index pointers that we can sort for | |
2269 | * the generator's use (for wading through the files in sorted | |
2270 | * order and for calling flist_find()). We keep the "files" | |
2271 | * list unsorted for our exchange of index numbers with the | |
2272 | * other side (since their names may not sort the same). */ | |
9decb4d2 | 2273 | if (!(flist->sorted = new_array(struct file_struct *, flist->used))) |
332cf6df WD |
2274 | out_of_memory("recv_file_list"); |
2275 | memcpy(flist->sorted, flist->files, | |
9decb4d2 WD |
2276 | flist->used * sizeof (struct file_struct*)); |
2277 | if (inc_recurse && dir_flist->used > dstart) { | |
65b4e4b2 WD |
2278 | static int dir_flist_malloced = 0; |
2279 | if (dir_flist_malloced < dir_flist->malloced) { | |
2280 | dir_flist->sorted = realloc_array(dir_flist->sorted, | |
2281 | struct file_struct *, | |
2282 | dir_flist->malloced); | |
2283 | dir_flist_malloced = dir_flist->malloced; | |
2284 | } | |
8ea07c00 | 2285 | memcpy(dir_flist->sorted + dstart, dir_flist->files + dstart, |
9decb4d2 WD |
2286 | (dir_flist->used - dstart) * sizeof (struct file_struct*)); |
2287 | fsort(dir_flist->sorted + dstart, dir_flist->used - dstart); | |
a6e7b978 | 2288 | } |
f7a76b9c | 2289 | } else { |
332cf6df | 2290 | flist->sorted = flist->files; |
9decb4d2 | 2291 | if (inc_recurse && dir_flist->used > dstart) { |
a6e7b978 | 2292 | dir_flist->sorted = dir_flist->files; |
9decb4d2 | 2293 | fsort(dir_flist->sorted + dstart, dir_flist->used - dstart); |
a6e7b978 WD |
2294 | } |
2295 | } | |
332cf6df | 2296 | |
abdcb21a WD |
2297 | if (inc_recurse) |
2298 | flist_done_allocating(flist); | |
2299 | else if (f >= 0) | |
1564cd5a | 2300 | recv_id_list(f, flist); |
f6c34742 | 2301 | |
65b4e4b2 | 2302 | flist_sort_and_clean(flist, relative_paths); |
a6e7b978 | 2303 | |
c7e6f84f | 2304 | if (protocol_version < 30) { |
b9f592fb | 2305 | /* Recv the io_error flag */ |
1f56188f | 2306 | if (ignore_errors) |
b9f592fb WD |
2307 | read_int(f); |
2308 | else | |
2309 | io_error |= read_int(f); | |
4e421735 | 2310 | } else if (inc_recurse && flist->ndx_start == 1) { |
85441190 | 2311 | if (!file_total || strcmp(flist->sorted[0]->basename, ".") != 0) |
4e421735 | 2312 | flist->parent_ndx = -1; |
ebed4c3a | 2313 | } |
6ba9279f | 2314 | |
951e826b | 2315 | if (DEBUG_GTE(FLIST, 3)) |
32cbfe7b | 2316 | output_flist(flist); |
cefed3e8 | 2317 | |
951e826b | 2318 | if (DEBUG_GTE(FLIST, 2)) |
ebed4c3a | 2319 | rprintf(FINFO, "recv_file_list done\n"); |
17faa41c | 2320 | |
c7e6f84f | 2321 | stats.flist_size += stats.total_read - start_read; |
9decb4d2 | 2322 | stats.num_files += flist->used; |
a800434a | 2323 | |
ebed4c3a | 2324 | return flist; |
c627d613 AT |
2325 | } |
2326 | ||
c7e6f84f WD |
2327 | /* This is only used once by the receiver if the very first file-list |
2328 | * has exactly one item in it. */ | |
2329 | void recv_additional_file_list(int f) | |
c627d613 | 2330 | { |
c7e6f84f | 2331 | struct file_list *flist; |
9ae7a2cd | 2332 | int ndx = read_ndx(f); |
25c2a6ac | 2333 | if (ndx == NDX_FLIST_EOF) { |
c7e6f84f WD |
2334 | flist_eof = 1; |
2335 | change_local_filter_dir(NULL, 0, 0); | |
2336 | } else { | |
2337 | ndx = NDX_FLIST_OFFSET - ndx; | |
9decb4d2 | 2338 | if (ndx < 0 || ndx >= dir_flist->used) { |
c7e6f84f WD |
2339 | ndx = NDX_FLIST_OFFSET - ndx; |
2340 | rprintf(FERROR, | |
8ea07c00 WD |
2341 | "[%s] Invalid dir index: %d (%d - %d)\n", |
2342 | who_am_i(), ndx, NDX_FLIST_OFFSET, | |
9decb4d2 | 2343 | NDX_FLIST_OFFSET - dir_flist->used + 1); |
c7e6f84f WD |
2344 | exit_cleanup(RERR_PROTOCOL); |
2345 | } | |
951e826b | 2346 | if (DEBUG_GTE(FLIST, 3)) { |
1faa1a6d WD |
2347 | rprintf(FINFO, "[%s] receiving flist for dir %d\n", |
2348 | who_am_i(), ndx); | |
2349 | } | |
c7e6f84f WD |
2350 | flist = recv_file_list(f); |
2351 | flist->parent_ndx = ndx; | |
2352 | } | |
c627d613 AT |
2353 | } |
2354 | ||
f5db0993 WD |
2355 | /* Search for an identically-named item in the file list. Note that the |
2356 | * items must agree in their directory-ness, or no match is returned. */ | |
2f3cad89 | 2357 | int flist_find(struct file_list *flist, struct file_struct *f) |
c627d613 | 2358 | { |
f3c3ed44 | 2359 | int low = flist->low, high = flist->high; |
207522ae | 2360 | int diff, mid, mid_up; |
f3c3ed44 WD |
2361 | |
2362 | while (low <= high) { | |
2363 | mid = (low + high) / 2; | |
332cf6df | 2364 | if (F_IS_ACTIVE(flist->sorted[mid])) |
c0b134a4 | 2365 | mid_up = mid; |
7402d583 WD |
2366 | else { |
2367 | /* Scan for the next non-empty entry using the cached | |
2368 | * distance values. If the value isn't fully up-to- | |
2369 | * date, update it. */ | |
332cf6df WD |
2370 | mid_up = mid + F_DEPTH(flist->sorted[mid]); |
2371 | if (!F_IS_ACTIVE(flist->sorted[mid_up])) { | |
85aecef6 | 2372 | do { |
332cf6df WD |
2373 | mid_up += F_DEPTH(flist->sorted[mid_up]); |
2374 | } while (!F_IS_ACTIVE(flist->sorted[mid_up])); | |
2375 | F_DEPTH(flist->sorted[mid]) = mid_up - mid; | |
c0b134a4 | 2376 | } |
c0b134a4 | 2377 | if (mid_up > high) { |
7402d583 WD |
2378 | /* If there's nothing left above us, set high to |
2379 | * a non-empty entry below us and continue. */ | |
332cf6df WD |
2380 | high = mid - (int)flist->sorted[mid]->len32; |
2381 | if (!F_IS_ACTIVE(flist->sorted[high])) { | |
85aecef6 | 2382 | do { |
332cf6df WD |
2383 | high -= (int)flist->sorted[high]->len32; |
2384 | } while (!F_IS_ACTIVE(flist->sorted[high])); | |
2385 | flist->sorted[mid]->len32 = mid - high; | |
7402d583 | 2386 | } |
c0b134a4 WD |
2387 | continue; |
2388 | } | |
c0b134a4 | 2389 | } |
332cf6df | 2390 | diff = f_name_cmp(flist->sorted[mid_up], f); |
207522ae | 2391 | if (diff == 0) { |
f5db0993 | 2392 | if (protocol_version < 29 |
332cf6df | 2393 | && S_ISDIR(flist->sorted[mid_up]->mode) |
f5db0993 WD |
2394 | != S_ISDIR(f->mode)) |
2395 | return -1; | |
f3c3ed44 | 2396 | return mid_up; |
f5db0993 | 2397 | } |
207522ae | 2398 | if (diff < 0) |
f3c3ed44 | 2399 | low = mid_up + 1; |
207522ae WD |
2400 | else |
2401 | high = mid - 1; | |
d966ee25 | 2402 | } |
d966ee25 | 2403 | return -1; |
c627d613 AT |
2404 | } |
2405 | ||
3ec4dd97 | 2406 | /* |
9935066b S |
2407 | * Free up any resources a file_struct has allocated |
2408 | * and clear the file. | |
3ec4dd97 | 2409 | */ |
82ad07c4 | 2410 | void clear_file(struct file_struct *file) |
c627d613 | 2411 | { |
a3e18c76 WD |
2412 | /* The +1 zeros out the first char of the basename. */ |
2413 | memset(file, 0, FILE_STRUCT_LEN + 1); | |
9d737ecb | 2414 | /* In an empty entry, F_DEPTH() is an offset to the next non-empty |
96293cf9 | 2415 | * entry. Likewise for len32 in the opposite direction. We assume |
0679ac4c WD |
2416 | * that we're alone for now since flist_find() will adjust the counts |
2417 | * it runs into that aren't up-to-date. */ | |
9d737ecb | 2418 | file->len32 = F_DEPTH(file) = 1; |
3ec4dd97 | 2419 | } |
c627d613 | 2420 | |
4785cd43 | 2421 | /* Allocate a new file list. */ |
c7e6f84f | 2422 | struct file_list *flist_new(int flags, char *msg) |
3d382777 AT |
2423 | { |
2424 | struct file_list *flist; | |
2425 | ||
3932c423 | 2426 | if (!(flist = new0(struct file_list))) |
9935066b | 2427 | out_of_memory(msg); |
3d382777 | 2428 | |
abdcb21a WD |
2429 | if (flags & FLIST_TEMP) { |
2430 | if (!(flist->file_pool = pool_create(SMALL_EXTENT, 0, | |
2431 | out_of_memory, POOL_INTERN))) | |
2432 | out_of_memory(msg); | |
2433 | } else { | |
c7e6f84f WD |
2434 | /* This is a doubly linked list with prev looping back to |
2435 | * the end of the list, but the last next pointer is NULL. */ | |
abdcb21a WD |
2436 | if (!first_flist) { |
2437 | flist->file_pool = pool_create(NORMAL_EXTENT, 0, | |
2438 | out_of_memory, POOL_INTERN); | |
2439 | if (!flist->file_pool) | |
2440 | out_of_memory(msg); | |
2441 | ||
65b4e4b2 | 2442 | flist->ndx_start = flist->flist_num = inc_recurse ? 1 : 0; |
4e421735 | 2443 | |
c7e6f84f | 2444 | first_flist = cur_flist = flist->prev = flist; |
abdcb21a | 2445 | } else { |
65b4e4b2 WD |
2446 | struct file_list *prev = first_flist->prev; |
2447 | ||
abdcb21a WD |
2448 | flist->file_pool = first_flist->file_pool; |
2449 | ||
65b4e4b2 WD |
2450 | flist->ndx_start = prev->ndx_start + prev->used + 1; |
2451 | flist->flist_num = prev->flist_num + 1; | |
abdcb21a | 2452 | |
65b4e4b2 WD |
2453 | flist->prev = prev; |
2454 | prev->next = first_flist->prev = flist; | |
c7e6f84f | 2455 | } |
abdcb21a | 2456 | flist->pool_boundary = pool_boundary(flist->file_pool, 0); |
c7e6f84f WD |
2457 | flist_cnt++; |
2458 | } | |
2459 | ||
3d382777 AT |
2460 | return flist; |
2461 | } | |
ebed4c3a | 2462 | |
4785cd43 | 2463 | /* Free up all elements in a flist. */ |
3ec4dd97 AT |
2464 | void flist_free(struct file_list *flist) |
2465 | { | |
abdcb21a WD |
2466 | if (!flist->prev) { |
2467 | /* Was FLIST_TEMP dir-list. */ | |
2468 | } else if (flist == flist->prev) { | |
c7e6f84f WD |
2469 | first_flist = cur_flist = NULL; |
2470 | file_total = 0; | |
2471 | flist_cnt = 0; | |
2472 | } else { | |
2473 | if (flist == cur_flist) | |
2474 | cur_flist = flist->next; | |
2475 | if (flist == first_flist) | |
2476 | first_flist = first_flist->next; | |
2477 | else { | |
2478 | flist->prev->next = flist->next; | |
2479 | if (!flist->next) | |
2480 | flist->next = first_flist; | |
2481 | } | |
2482 | flist->next->prev = flist->prev; | |
9decb4d2 | 2483 | file_total -= flist->used; |
c7e6f84f WD |
2484 | flist_cnt--; |
2485 | } | |
2486 | ||
abdcb21a WD |
2487 | if (!flist->prev || !flist_cnt) |
2488 | pool_destroy(flist->file_pool); | |
2489 | else | |
2490 | pool_free_old(flist->file_pool, flist->pool_boundary); | |
2491 | ||
332cf6df WD |
2492 | if (flist->sorted && flist->sorted != flist->files) |
2493 | free(flist->sorted); | |
3ec4dd97 | 2494 | free(flist->files); |
3ec4dd97 | 2495 | free(flist); |
c627d613 AT |
2496 | } |
2497 | ||
a6e7b978 WD |
2498 | /* This routine ensures we don't have any duplicate names in our file list. |
2499 | * duplicate names can cause corruption because of the pipelining. */ | |
65b4e4b2 | 2500 | static void flist_sort_and_clean(struct file_list *flist, int strip_root) |
c627d613 | 2501 | { |
85aecef6 | 2502 | char fbuf[MAXPATHLEN]; |
a6e7b978 | 2503 | int i, prev_i; |
c627d613 | 2504 | |
910ee8c9 WD |
2505 | if (!flist) |
2506 | return; | |
9decb4d2 | 2507 | if (flist->used == 0) { |
910ee8c9 | 2508 | flist->high = -1; |
9decb4d2 | 2509 | flist->low = 0; |
3ec4dd97 | 2510 | return; |
910ee8c9 | 2511 | } |
3ec4dd97 | 2512 | |
9decb4d2 | 2513 | fsort(flist->sorted, flist->used); |
ebed4c3a | 2514 | |
a6e7b978 | 2515 | if (!am_sender || inc_recurse) { |
9decb4d2 | 2516 | for (i = prev_i = 0; i < flist->used; i++) { |
a6e7b978 WD |
2517 | if (F_IS_ACTIVE(flist->sorted[i])) { |
2518 | prev_i = i; | |
2519 | break; | |
2520 | } | |
b91b50c0 | 2521 | } |
a6e7b978 WD |
2522 | flist->low = prev_i; |
2523 | } else { | |
9decb4d2 | 2524 | i = prev_i = flist->used - 1; |
a6e7b978 | 2525 | flist->low = 0; |
b91b50c0 | 2526 | } |
a6e7b978 | 2527 | |
9decb4d2 | 2528 | while (++i < flist->used) { |
fe1c19dc | 2529 | int j; |
332cf6df | 2530 | struct file_struct *file = flist->sorted[i]; |
f5db0993 | 2531 | |
96293cf9 | 2532 | if (!F_IS_ACTIVE(file)) |
b91b50c0 | 2533 | continue; |
332cf6df | 2534 | if (f_name_cmp(file, flist->sorted[prev_i]) == 0) |
fe1c19dc WD |
2535 | j = prev_i; |
2536 | else if (protocol_version >= 29 && S_ISDIR(file->mode)) { | |
f5db0993 WD |
2537 | int save_mode = file->mode; |
2538 | /* Make sure that this directory doesn't duplicate a | |
2539 | * non-directory earlier in the list. */ | |
f5db0993 | 2540 | flist->high = prev_i; |
fe1c19dc WD |
2541 | file->mode = S_IFREG; |
2542 | j = flist_find(flist, file); | |
f5db0993 | 2543 | file->mode = save_mode; |
fe1c19dc WD |
2544 | } else |
2545 | j = -1; | |
2546 | if (j >= 0) { | |
fe1c19dc WD |
2547 | int keep, drop; |
2548 | /* If one is a dir and the other is not, we want to | |
2549 | * keep the dir because it might have contents in the | |
e8e9e12c WD |
2550 | * list. Otherwise keep the first one. */ |
2551 | if (S_ISDIR(file->mode)) { | |
2552 | struct file_struct *fp = flist->sorted[j]; | |
3932c423 | 2553 | if (!S_ISDIR(fp->mode)) |
e8e9e12c WD |
2554 | keep = i, drop = j; |
2555 | else { | |
2556 | if (am_sender) | |
2557 | file->flags |= FLAG_DUPLICATE; | |
3f309272 WD |
2558 | else { /* Make sure we merge our vital flags. */ |
2559 | fp->flags |= file->flags & (FLAG_TOP_DIR|FLAG_CONTENT_DIR); | |
2560 | fp->flags &= file->flags | ~FLAG_IMPLIED_DIR; | |
2561 | } | |
e8e9e12c WD |
2562 | keep = j, drop = i; |
2563 | } | |
2564 | } else | |
fe1c19dc | 2565 | keep = j, drop = i; |
fe1c19dc | 2566 | |
e8e9e12c | 2567 | if (!am_sender) { |
951e826b | 2568 | if (DEBUG_GTE(DUP, 1)) { |
a6e7b978 WD |
2569 | rprintf(FINFO, |
2570 | "removing duplicate name %s from file list (%d)\n", | |
ee83e1bd | 2571 | f_name(file, fbuf), drop + flist->ndx_start); |
a6e7b978 | 2572 | } |
a6e7b978 WD |
2573 | clear_file(flist->sorted[drop]); |
2574 | } | |
9935066b | 2575 | |
fe1c19dc WD |
2576 | if (keep == i) { |
2577 | if (flist->low == drop) { | |
2578 | for (j = drop + 1; | |
332cf6df | 2579 | j < i && !F_IS_ACTIVE(flist->sorted[j]); |
fe1c19dc WD |
2580 | j++) {} |
2581 | flist->low = j; | |
2582 | } | |
2583 | prev_i = i; | |
2584 | } | |
728d0922 | 2585 | } else |
6931c138 | 2586 | prev_i = i; |
3ec4dd97 | 2587 | } |
a6e7b978 | 2588 | flist->high = prev_i; |
0199b05f | 2589 | |
c0b134a4 WD |
2590 | if (strip_root) { |
2591 | /* We need to strip off the leading slashes for relative | |
2592 | * paths, but this must be done _after_ the sorting phase. */ | |
2593 | for (i = flist->low; i <= flist->high; i++) { | |
332cf6df | 2594 | struct file_struct *file = flist->sorted[i]; |
c0b134a4 WD |
2595 | |
2596 | if (!file->dirname) | |
2597 | continue; | |
2598 | while (*file->dirname == '/') | |
2599 | file->dirname++; | |
2600 | if (!*file->dirname) | |
2601 | file->dirname = NULL; | |
2602 | } | |
2603 | } | |
2604 | ||
a6e7b978 | 2605 | if (prune_empty_dirs && !am_sender) { |
e6ffb966 | 2606 | int j, prev_depth = 0; |
9c000f5e | 2607 | |
e6ffb966 | 2608 | prev_i = 0; /* It's OK that this isn't really true. */ |
9c000f5e | 2609 | |
f5db0993 | 2610 | for (i = flist->low; i <= flist->high; i++) { |
332cf6df | 2611 | struct file_struct *fp, *file = flist->sorted[i]; |
ebed4c3a | 2612 | |
9d737ecb | 2613 | /* This temporarily abuses the F_DEPTH() value for a |
e6ffb966 WD |
2614 | * directory that is in a chain that might get pruned. |
2615 | * We restore the old value if it gets a reprieve. */ | |
9d737ecb | 2616 | if (S_ISDIR(file->mode) && F_DEPTH(file)) { |
e6ffb966 | 2617 | /* Dump empty dirs when coming back down. */ |
9d737ecb | 2618 | for (j = prev_depth; j >= F_DEPTH(file); j--) { |
332cf6df | 2619 | fp = flist->sorted[prev_i]; |
9d737ecb | 2620 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2621 | break; |
9d737ecb | 2622 | prev_i = -F_DEPTH(fp)-1; |
82ad07c4 | 2623 | clear_file(fp); |
9c000f5e | 2624 | } |
9d737ecb | 2625 | prev_depth = F_DEPTH(file); |
85aecef6 WD |
2626 | if (is_excluded(f_name(file, fbuf), 1, |
2627 | ALL_FILTERS)) { | |
e6ffb966 WD |
2628 | /* Keep dirs through this dir. */ |
2629 | for (j = prev_depth-1; ; j--) { | |
332cf6df | 2630 | fp = flist->sorted[prev_i]; |
9d737ecb | 2631 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2632 | break; |
9d737ecb WD |
2633 | prev_i = -F_DEPTH(fp)-1; |
2634 | F_DEPTH(fp) = j; | |
e6ffb966 | 2635 | } |
85aecef6 | 2636 | } else |
9d737ecb | 2637 | F_DEPTH(file) = -prev_i-1; |
e6ffb966 WD |
2638 | prev_i = i; |
2639 | } else { | |
2640 | /* Keep dirs through this non-dir. */ | |
2641 | for (j = prev_depth; ; j--) { | |
332cf6df | 2642 | fp = flist->sorted[prev_i]; |
9d737ecb | 2643 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2644 | break; |
9d737ecb WD |
2645 | prev_i = -F_DEPTH(fp)-1; |
2646 | F_DEPTH(fp) = j; | |
e6ffb966 | 2647 | } |
0199b05f | 2648 | } |
9c000f5e | 2649 | } |
ca947dea | 2650 | /* Dump all remaining empty dirs. */ |
e6ffb966 | 2651 | while (1) { |
332cf6df | 2652 | struct file_struct *fp = flist->sorted[prev_i]; |
9d737ecb | 2653 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2654 | break; |
9d737ecb | 2655 | prev_i = -F_DEPTH(fp)-1; |
82ad07c4 | 2656 | clear_file(fp); |
9c000f5e | 2657 | } |
f5db0993 | 2658 | |
9c000f5e | 2659 | for (i = flist->low; i <= flist->high; i++) { |
332cf6df | 2660 | if (F_IS_ACTIVE(flist->sorted[i])) |
9c000f5e WD |
2661 | break; |
2662 | } | |
2663 | flist->low = i; | |
2664 | for (i = flist->high; i >= flist->low; i--) { | |
332cf6df | 2665 | if (F_IS_ACTIVE(flist->sorted[i])) |
9c000f5e | 2666 | break; |
0199b05f | 2667 | } |
9c000f5e | 2668 | flist->high = i; |
0199b05f | 2669 | } |
cefed3e8 | 2670 | } |
0199b05f | 2671 | |
32cbfe7b | 2672 | static void output_flist(struct file_list *flist) |
cefed3e8 | 2673 | { |
f3c3ed44 | 2674 | char uidbuf[16], gidbuf[16], depthbuf[16]; |
cefed3e8 | 2675 | struct file_struct *file; |
9d737ecb | 2676 | const char *root, *dir, *slash, *name, *trail; |
32cbfe7b | 2677 | const char *who = who_am_i(); |
cefed3e8 | 2678 | int i; |
0199b05f | 2679 | |
65b4e4b2 WD |
2680 | rprintf(FINFO, "[%s] flist start=%d, used=%d, low=%d, high=%d\n", |
2681 | who, flist->ndx_start, flist->used, flist->low, flist->high); | |
9decb4d2 | 2682 | for (i = 0; i < flist->used; i++) { |
2ad3c717 | 2683 | file = flist->files[i]; |
9b25ef35 | 2684 | if ((am_root || am_sender) && uid_ndx) { |
1564cd5a WD |
2685 | snprintf(uidbuf, sizeof uidbuf, " uid=%u", |
2686 | F_OWNER(file)); | |
82ad07c4 | 2687 | } else |
f05f993e | 2688 | *uidbuf = '\0'; |
9b25ef35 | 2689 | if (gid_ndx) { |
1564cd5a WD |
2690 | static char parens[] = "(\0)\0\0\0"; |
2691 | char *pp = parens + (file->flags & FLAG_SKIP_GROUP ? 0 : 3); | |
2692 | snprintf(gidbuf, sizeof gidbuf, " gid=%s%u%s", | |
2693 | pp, F_GROUP(file), pp + 2); | |
82ad07c4 | 2694 | } else |
f05f993e | 2695 | *gidbuf = '\0'; |
f3c3ed44 | 2696 | if (!am_sender) |
9d737ecb | 2697 | snprintf(depthbuf, sizeof depthbuf, "%d", F_DEPTH(file)); |
96293cf9 | 2698 | if (F_IS_ACTIVE(file)) { |
ef35abb2 | 2699 | root = am_sender ? NS(F_PATHNAME(file)) : depthbuf; |
96293cf9 WD |
2700 | if ((dir = file->dirname) == NULL) |
2701 | dir = slash = ""; | |
2702 | else | |
2703 | slash = "/"; | |
c58c1dc4 | 2704 | name = file->basename; |
96293cf9 WD |
2705 | trail = S_ISDIR(file->mode) ? "/" : ""; |
2706 | } else | |
9d737ecb | 2707 | root = dir = slash = name = trail = ""; |
ee83e1bd | 2708 | rprintf(FINFO, |
6d56efa6 | 2709 | "[%s] i=%d %s %s%s%s%s mode=0%o len=%s%s%s flags=%x\n", |
ee83e1bd WD |
2710 | who, i + flist->ndx_start, |
2711 | root, dir, slash, name, trail, | |
6d56efa6 | 2712 | (int)file->mode, big_num(F_LENGTH(file), 0), |
ee83e1bd | 2713 | uidbuf, gidbuf, file->flags); |
0199b05f | 2714 | } |
3ec4dd97 AT |
2715 | } |
2716 | ||
8824e2ce | 2717 | enum fnc_state { s_DIR, s_SLASH, s_BASE, s_TRAILING }; |
f5db0993 | 2718 | enum fnc_type { t_PATH, t_ITEM }; |
8018edd3 | 2719 | |
569e6f43 WD |
2720 | static int found_prefix; |
2721 | ||
2f3cad89 | 2722 | /* Compare the names of two file_struct entities, similar to how strcmp() |
f5db0993 WD |
2723 | * would do if it were operating on the joined strings. |
2724 | * | |
2725 | * Some differences beginning with protocol_version 29: (1) directory names | |
2726 | * are compared with an assumed trailing slash so that they compare in a | |
2727 | * way that would cause them to sort immediately prior to any content they | |
2728 | * may have; (2) a directory of any name compares after a non-directory of | |
2729 | * any name at the same depth; (3) a directory with name "." compares prior | |
2730 | * to anything else. These changes mean that a directory and a non-dir | |
2731 | * with the same name will not compare as equal (protocol_version >= 29). | |
2732 | * | |
2733 | * The dirname component can be an empty string, but the basename component | |
2734 | * cannot (and never is in the current codebase). The basename component | |
2735 | * may be NULL (for a removed item), in which case it is considered to be | |
2736 | * after any existing item. */ | |
569e6f43 | 2737 | int f_name_cmp(const struct file_struct *f1, const struct file_struct *f2) |
3ec4dd97 | 2738 | { |
8018edd3 WD |
2739 | int dif; |
2740 | const uchar *c1, *c2; | |
1ef00d20 | 2741 | enum fnc_state state1, state2; |
f5db0993 WD |
2742 | enum fnc_type type1, type2; |
2743 | enum fnc_type t_path = protocol_version >= 29 ? t_PATH : t_ITEM; | |
8018edd3 | 2744 | |
96293cf9 WD |
2745 | if (!f1 || !F_IS_ACTIVE(f1)) { |
2746 | if (!f2 || !F_IS_ACTIVE(f2)) | |
8018edd3 WD |
2747 | return 0; |
2748 | return -1; | |
2749 | } | |
96293cf9 | 2750 | if (!f2 || !F_IS_ACTIVE(f2)) |
8018edd3 WD |
2751 | return 1; |
2752 | ||
14698a3a WD |
2753 | c1 = (uchar*)f1->dirname; |
2754 | c2 = (uchar*)f2->dirname; | |
2755 | if (c1 == c2) | |
2756 | c1 = c2 = NULL; | |
2757 | if (!c1) { | |
f5db0993 | 2758 | type1 = S_ISDIR(f1->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2759 | c1 = (const uchar*)f1->basename; |
f5db0993 WD |
2760 | if (type1 == t_PATH && *c1 == '.' && !c1[1]) { |
2761 | type1 = t_ITEM; | |
2762 | state1 = s_TRAILING; | |
2763 | c1 = (uchar*)""; | |
2764 | } else | |
2765 | state1 = s_BASE; | |
f5db0993 WD |
2766 | } else { |
2767 | type1 = t_path; | |
8824e2ce | 2768 | state1 = s_DIR; |
f5db0993 | 2769 | } |
14698a3a | 2770 | if (!c2) { |
f5db0993 | 2771 | type2 = S_ISDIR(f2->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2772 | c2 = (const uchar*)f2->basename; |
f5db0993 WD |
2773 | if (type2 == t_PATH && *c2 == '.' && !c2[1]) { |
2774 | type2 = t_ITEM; | |
2775 | state2 = s_TRAILING; | |
2776 | c2 = (uchar*)""; | |
2777 | } else | |
2778 | state2 = s_BASE; | |
f5db0993 WD |
2779 | } else { |
2780 | type2 = t_path; | |
8824e2ce | 2781 | state2 = s_DIR; |
f5db0993 WD |
2782 | } |
2783 | ||
2784 | if (type1 != type2) | |
2785 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 2786 | |
e4fdf1de | 2787 | do { |
f5db0993 | 2788 | if (!*c1) { |
8018edd3 | 2789 | switch (state1) { |
8824e2ce WD |
2790 | case s_DIR: |
2791 | state1 = s_SLASH; | |
e90b8ace | 2792 | c1 = (uchar*)"/"; |
8018edd3 | 2793 | break; |
8824e2ce | 2794 | case s_SLASH: |
f5db0993 | 2795 | type1 = S_ISDIR(f1->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2796 | c1 = (const uchar*)f1->basename; |
cbb5fa4f WD |
2797 | if (type1 == t_PATH && *c1 == '.' && !c1[1]) { |
2798 | type1 = t_ITEM; | |
2799 | state1 = s_TRAILING; | |
2800 | c1 = (uchar*)""; | |
2801 | } else | |
2802 | state1 = s_BASE; | |
8018edd3 | 2803 | break; |
8824e2ce WD |
2804 | case s_BASE: |
2805 | state1 = s_TRAILING; | |
f5db0993 | 2806 | if (type1 == t_PATH) { |
2f3cad89 | 2807 | c1 = (uchar*)"/"; |
f5db0993 WD |
2808 | break; |
2809 | } | |
2810 | /* FALL THROUGH */ | |
8824e2ce | 2811 | case s_TRAILING: |
f5db0993 | 2812 | type1 = t_ITEM; |
8018edd3 WD |
2813 | break; |
2814 | } | |
f5db0993 WD |
2815 | if (*c2 && type1 != type2) |
2816 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 2817 | } |
f5db0993 | 2818 | if (!*c2) { |
8018edd3 | 2819 | switch (state2) { |
8824e2ce WD |
2820 | case s_DIR: |
2821 | state2 = s_SLASH; | |
e90b8ace | 2822 | c2 = (uchar*)"/"; |
8018edd3 | 2823 | break; |
8824e2ce | 2824 | case s_SLASH: |
f5db0993 | 2825 | type2 = S_ISDIR(f2->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2826 | c2 = (const uchar*)f2->basename; |
cbb5fa4f WD |
2827 | if (type2 == t_PATH && *c2 == '.' && !c2[1]) { |
2828 | type2 = t_ITEM; | |
2829 | state2 = s_TRAILING; | |
2830 | c2 = (uchar*)""; | |
2831 | } else | |
2832 | state2 = s_BASE; | |
8018edd3 | 2833 | break; |
8824e2ce | 2834 | case s_BASE: |
8824e2ce | 2835 | state2 = s_TRAILING; |
f5db0993 | 2836 | if (type2 == t_PATH) { |
2f3cad89 | 2837 | c2 = (uchar*)"/"; |
f5db0993 WD |
2838 | break; |
2839 | } | |
2840 | /* FALL THROUGH */ | |
8824e2ce | 2841 | case s_TRAILING: |
569e6f43 | 2842 | found_prefix = 1; |
f5db0993 WD |
2843 | if (!*c1) |
2844 | return 0; | |
2845 | type2 = t_ITEM; | |
8018edd3 WD |
2846 | break; |
2847 | } | |
f5db0993 WD |
2848 | if (type1 != type2) |
2849 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 2850 | } |
e4fdf1de | 2851 | } while ((dif = (int)*c1++ - (int)*c2++) == 0); |
8018edd3 WD |
2852 | |
2853 | return dif; | |
2854 | } | |
2855 | ||
569e6f43 WD |
2856 | /* Returns 1 if f1's filename has all of f2's filename as a prefix. This does |
2857 | * not match if f2's basename is not an exact match of a path element in f1. | |
2858 | * E.g. /path/foo is not a prefix of /path/foobar/baz, but /path/foobar is. */ | |
2859 | int f_name_has_prefix(const struct file_struct *f1, const struct file_struct *f2) | |
2860 | { | |
2861 | found_prefix = 0; | |
2862 | f_name_cmp(f1, f2); | |
2863 | return found_prefix; | |
2864 | } | |
2865 | ||
96293cf9 WD |
2866 | char *f_name_buf(void) |
2867 | { | |
2868 | static char names[5][MAXPATHLEN]; | |
2869 | static unsigned int n; | |
2870 | ||
2871 | n = (n + 1) % (sizeof names / sizeof names[0]); | |
2872 | ||
2873 | return names[n]; | |
2874 | } | |
2875 | ||
8018edd3 | 2876 | /* Return a copy of the full filename of a flist entry, using the indicated |
5e4ff5f9 WD |
2877 | * buffer or one of 5 static buffers if fbuf is NULL. No size-checking is |
2878 | * done because we checked the size when creating the file_struct entry. | |
8018edd3 | 2879 | */ |
569e6f43 | 2880 | char *f_name(const struct file_struct *f, char *fbuf) |
8018edd3 | 2881 | { |
96293cf9 | 2882 | if (!f || !F_IS_ACTIVE(f)) |
ebed4c3a | 2883 | return NULL; |
3ec4dd97 | 2884 | |
96293cf9 WD |
2885 | if (!fbuf) |
2886 | fbuf = f_name_buf(); | |
5e4ff5f9 | 2887 | |
3ec4dd97 | 2888 | if (f->dirname) { |
882e6893 WD |
2889 | int len = strlen(f->dirname); |
2890 | memcpy(fbuf, f->dirname, len); | |
2891 | fbuf[len] = '/'; | |
c58c1dc4 | 2892 | strlcpy(fbuf + len + 1, f->basename, MAXPATHLEN - (len + 1)); |
8018edd3 | 2893 | } else |
c58c1dc4 | 2894 | strlcpy(fbuf, f->basename, MAXPATHLEN); |
0ee6ca98 | 2895 | |
b7736c79 | 2896 | return fbuf; |
8018edd3 | 2897 | } |
e03dfae5 | 2898 | |
32cbfe7b WD |
2899 | /* Do a non-recursive scan of the named directory, possibly ignoring all |
2900 | * exclude rules except for the daemon's. If "dlen" is >=0, it is the length | |
2901 | * of the dirname string, and also indicates that "dirname" is a MAXPATHLEN | |
2902 | * buffer (the functions we call will append names onto the end, but the old | |
2903 | * dir value will be restored on exit). */ | |
263d3bfb | 2904 | struct file_list *get_dirlist(char *dirname, int dlen, int ignore_filter_rules) |
37802f40 WD |
2905 | { |
2906 | struct file_list *dirlist; | |
2907 | char dirbuf[MAXPATHLEN]; | |
37802f40 | 2908 | int save_recurse = recurse; |
1661fe9b | 2909 | int save_xfer_dirs = xfer_dirs; |
4635fb99 | 2910 | int save_prune_empty_dirs = prune_empty_dirs; |
37802f40 | 2911 | |
32cbfe7b WD |
2912 | if (dlen < 0) { |
2913 | dlen = strlcpy(dirbuf, dirname, MAXPATHLEN); | |
2914 | if (dlen >= MAXPATHLEN) | |
2915 | return NULL; | |
2916 | dirname = dirbuf; | |
2917 | } | |
37802f40 | 2918 | |
c7e6f84f | 2919 | dirlist = flist_new(FLIST_TEMP, "get_dirlist"); |
32cbfe7b | 2920 | |
37802f40 | 2921 | recurse = 0; |
1661fe9b | 2922 | xfer_dirs = 1; |
a6e7b978 | 2923 | send_directory(ignore_filter_rules ? -2 : -1, dirlist, dirname, dlen, 0); |
1661fe9b | 2924 | xfer_dirs = save_xfer_dirs; |
37802f40 | 2925 | recurse = save_recurse; |
951e826b | 2926 | if (INFO_GTE(PROGRESS, 1)) |
9decb4d2 | 2927 | flist_count_offset += dirlist->used; |
37802f40 | 2928 | |
4635fb99 | 2929 | prune_empty_dirs = 0; |
332cf6df | 2930 | dirlist->sorted = dirlist->files; |
65b4e4b2 | 2931 | flist_sort_and_clean(dirlist, 0); |
4635fb99 | 2932 | prune_empty_dirs = save_prune_empty_dirs; |
564ef546 | 2933 | |
951e826b | 2934 | if (DEBUG_GTE(FLIST, 3)) |
32cbfe7b | 2935 | output_flist(dirlist); |
45478cc7 | 2936 | |
32cbfe7b | 2937 | return dirlist; |
45478cc7 | 2938 | } |