Commit | Line | Data |
---|---|---|
dbda5fbf | 1 | /* |
0f78b815 WD |
2 | * Generate and receive file lists. |
3 | * | |
4 | * Copyright (C) 1996 Andrew Tridgell | |
5 | * Copyright (C) 1996 Paul Mackerras | |
6 | * Copyright (C) 2001, 2002 Martin Pool <mbp@samba.org> | |
d3d07a5e | 7 | * Copyright (C) 2002-2008 Wayne Davison |
0f78b815 WD |
8 | * |
9 | * This program is free software; you can redistribute it and/or modify | |
8e41b68e WD |
10 | * it under the terms of the GNU General Public License as published by |
11 | * the Free Software Foundation; either version 3 of the License, or | |
12 | * (at your option) any later version. | |
736a6a29 | 13 | * |
0f78b815 WD |
14 | * This program is distributed in the hope that it will be useful, |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
172875cf | 18 | * |
e7c67065 | 19 | * You should have received a copy of the GNU General Public License along |
4fd842f9 | 20 | * with this program; if not, visit the http://fsf.org website. |
0f78b815 | 21 | */ |
c627d613 AT |
22 | |
23 | #include "rsync.h" | |
1b42f628 | 24 | #include "ifuncs.h" |
a3e18c76 | 25 | #include "rounding.h" |
6d4e718f | 26 | #include "io.h" |
c627d613 AT |
27 | |
28 | extern int verbose; | |
f05f993e | 29 | extern int am_root; |
c627d613 | 30 | extern int am_server; |
a8726d2a | 31 | extern int am_daemon; |
56194bcd | 32 | extern int am_sender; |
f14b3ef4 | 33 | extern int am_generator; |
3ea6e0e7 | 34 | extern int inc_recurse; |
8715db2c | 35 | extern int do_progress; |
c627d613 | 36 | extern int always_checksum; |
983b1ed3 WD |
37 | extern int module_id; |
38 | extern int ignore_errors; | |
4836c3ee | 39 | extern int numeric_ids; |
a06d19e3 | 40 | extern int recurse; |
a572e126 | 41 | extern int use_qsort; |
7e037c42 | 42 | extern int xfer_dirs; |
24d0fcde | 43 | extern int filesfrom_fd; |
c627d613 | 44 | extern int one_file_system; |
88c2190a | 45 | extern int copy_dirlinks; |
314f4591 | 46 | extern int keep_dirlinks; |
236adddc WD |
47 | extern int preserve_uid; |
48 | extern int preserve_gid; | |
1c3344a1 | 49 | extern int preserve_acls; |
16edf865 | 50 | extern int preserve_xattrs; |
c627d613 | 51 | extern int preserve_links; |
dc5ddbcc | 52 | extern int preserve_hard_links; |
c627d613 | 53 | extern int preserve_devices; |
b5c6a6ae | 54 | extern int preserve_specials; |
9b25ef35 WD |
55 | extern int uid_ndx; |
56 | extern int gid_ndx; | |
95a44066 | 57 | extern int eol_nulls; |
6574b4f7 | 58 | extern int relative_paths; |
24d0fcde | 59 | extern int implied_dirs; |
99a957d3 | 60 | extern int file_extra_cnt; |
53039410 WD |
61 | extern int ignore_perishable; |
62 | extern int non_perishable_cnt; | |
85aecef6 | 63 | extern int prune_empty_dirs; |
82306bf6 | 64 | extern int copy_links; |
b5313607 | 65 | extern int copy_unsafe_links; |
d04e9c51 | 66 | extern int protocol_version; |
cb13abfe | 67 | extern int sanitize_paths; |
9585b276 | 68 | extern int munge_symlinks; |
f7a76b9c WD |
69 | extern int need_unsorted_flist; |
70 | extern int unsort_ndx; | |
d64e6f42 | 71 | extern struct stats stats; |
95a44066 | 72 | extern char *filesfrom_host; |
c627d613 | 73 | |
e1f40891 WD |
74 | extern char curr_dir[MAXPATHLEN]; |
75 | ||
2b7e0f33 WD |
76 | extern struct chmod_mode_struct *chmod_modes; |
77 | ||
7842418b WD |
78 | extern struct filter_list_struct filter_list; |
79 | extern struct filter_list_struct server_filter_list; | |
c627d613 | 80 | |
332cf6df | 81 | #ifdef ICONV_OPTION |
2509753f | 82 | extern int filesfrom_convert; |
332cf6df WD |
83 | extern iconv_t ic_send, ic_recv; |
84 | #endif | |
85 | ||
a572e126 WD |
86 | #define PTR_SIZE (sizeof (struct file_struct *)) |
87 | ||
06c28400 | 88 | int io_error; |
7752df41 | 89 | int checksum_len; |
535737bf | 90 | dev_t filesystem_dev; /* used to implement -x */ |
82ad07c4 | 91 | |
c7e6f84f | 92 | struct file_list *cur_flist, *first_flist, *dir_flist; |
4e421735 | 93 | int send_dir_ndx = -1, send_dir_depth = -1; |
c7e6f84f WD |
94 | int flist_cnt = 0; /* how many (non-tmp) file list objects exist */ |
95 | int file_total = 0; /* total of all active items over all file-lists */ | |
96 | int flist_eof = 0; /* all the file-lists are now known */ | |
97 | ||
4e421735 WD |
98 | #define NORMAL_NAME 0 |
99 | #define SLASH_ENDING_NAME 1 | |
100 | #define DOT_NAME 2 | |
101 | ||
7e4b6b7b WD |
102 | /* Starting from protocol version 26, we always use 64-bit ino_t and dev_t |
103 | * internally, even if this platform does not allow files to have 64-bit inums. | |
104 | * The only exception is if we're on a platform with no 64-bit type at all. | |
105 | * | |
106 | * Because we use read_longint() to get these off the wire, if you transfer | |
107 | * devices or (for protocols < 30) hardlinks with dev or inum > 2**32 to a | |
108 | * machine with no 64-bit types then you will get an overflow error. | |
109 | * | |
110 | * Note that if you transfer devices from a 64-bit-devt machine (say, Solaris) | |
111 | * to a 32-bit-devt machine (say, Linux-2.2/x86) then the device numbers will | |
112 | * be truncated. But it's a kind of silly thing to do anyhow. */ | |
113 | ||
82ad07c4 WD |
114 | /* The tmp_* vars are used as a cache area by make_file() to store data |
115 | * that the sender doesn't need to remember in its file list. The data | |
116 | * will survive just long enough to be used by send_file_entry(). */ | |
117 | static dev_t tmp_rdev; | |
9d155ecd | 118 | #ifdef SUPPORT_HARD_LINKS |
9d737ecb | 119 | static int64 tmp_dev, tmp_ino; |
9d155ecd | 120 | #endif |
a0456b9c | 121 | static char tmp_sum[MAX_DIGEST_LEN]; |
06c28400 | 122 | |
a0456b9c | 123 | static char empty_sum[MAX_DIGEST_LEN]; |
c7565dad | 124 | static int flist_count_offset; /* for --delete --progress */ |
8ea07c00 | 125 | static int dir_count = 0; |
3d382777 | 126 | |
65b4e4b2 | 127 | static void flist_sort_and_clean(struct file_list *flist, int strip_root); |
32cbfe7b | 128 | static void output_flist(struct file_list *flist); |
0199b05f | 129 | |
61dec11a WD |
130 | void init_flist(void) |
131 | { | |
96293cf9 WD |
132 | if (verbose > 4) { |
133 | rprintf(FINFO, "FILE_STRUCT_LEN=%d, EXTRA_LEN=%d\n", | |
6aef83c9 | 134 | (int)FILE_STRUCT_LEN, (int)EXTRA_LEN); |
96293cf9 | 135 | } |
a0456b9c WD |
136 | checksum_len = protocol_version < 21 ? 2 |
137 | : protocol_version < 30 ? MD4_DIGEST_LEN | |
138 | : MD5_DIGEST_LEN; | |
61dec11a WD |
139 | } |
140 | ||
1bbd10fe | 141 | static int show_filelist_p(void) |
58225000 | 142 | { |
3ea6e0e7 | 143 | return verbose && xfer_dirs && !am_server && !inc_recurse; |
1bbd10fe | 144 | } |
ebed4c3a | 145 | |
1bbd10fe DD |
146 | static void start_filelist_progress(char *kind) |
147 | { | |
ea124cb3 | 148 | rprintf(FCLIENT, "%s ... ", kind); |
e5ce3bcf | 149 | if (verbose > 1 || do_progress) |
ea124cb3 | 150 | rprintf(FCLIENT, "\n"); |
1bbd10fe | 151 | rflush(FINFO); |
58225000 MP |
152 | } |
153 | ||
53135fe8 | 154 | static void emit_filelist_progress(int count) |
db719fb0 | 155 | { |
ea124cb3 | 156 | rprintf(FCLIENT, " %d files...\r", count); |
db719fb0 MP |
157 | } |
158 | ||
53135fe8 | 159 | static void maybe_emit_filelist_progress(int count) |
58225000 | 160 | { |
53135fe8 WD |
161 | if (do_progress && show_filelist_p() && (count % 100) == 0) |
162 | emit_filelist_progress(count); | |
58225000 MP |
163 | } |
164 | ||
1bbd10fe | 165 | static void finish_filelist_progress(const struct file_list *flist) |
58225000 | 166 | { |
1bbd10fe DD |
167 | if (do_progress) { |
168 | /* This overwrites the progress line */ | |
c7b562be | 169 | rprintf(FINFO, "%d file%sto consider\n", |
9decb4d2 | 170 | flist->used, flist->used == 1 ? " " : "s "); |
b7736c79 | 171 | } else |
1bbd10fe | 172 | rprintf(FINFO, "done\n"); |
58225000 MP |
173 | } |
174 | ||
86943126 MP |
175 | void show_flist_stats(void) |
176 | { | |
177 | /* Nothing yet */ | |
178 | } | |
179 | ||
cad8f6f9 WD |
180 | /* Stat either a symlink or its referent, depending on the settings of |
181 | * copy_links, copy_unsafe_links, etc. Returns -1 on error, 0 on success. | |
4e5db0ad | 182 | * |
cad8f6f9 WD |
183 | * If path is the name of a symlink, then the linkbuf buffer (which must hold |
184 | * MAXPATHLEN chars) will be set to the symlink's target string. | |
4e5db0ad | 185 | * |
cad8f6f9 WD |
186 | * The stat structure pointed to by stp will contain information about the |
187 | * link or the referent as appropriate, if they exist. */ | |
188 | static int readlink_stat(const char *path, STRUCT_STAT *stp, char *linkbuf) | |
b5313607 | 189 | { |
4f5b0756 | 190 | #ifdef SUPPORT_LINKS |
cad8f6f9 | 191 | if (link_stat(path, stp, copy_dirlinks) < 0) |
b5313607 | 192 | return -1; |
cad8f6f9 WD |
193 | if (S_ISLNK(stp->st_mode)) { |
194 | int llen = readlink(path, linkbuf, MAXPATHLEN - 1); | |
195 | if (llen < 0) | |
b5313607 | 196 | return -1; |
cad8f6f9 | 197 | linkbuf[llen] = '\0'; |
fc638474 DD |
198 | if (copy_unsafe_links && unsafe_symlink(linkbuf, path)) { |
199 | if (verbose > 1) { | |
dbda5fbf | 200 | rprintf(FINFO,"copying unsafe symlink \"%s\" -> \"%s\"\n", |
0ee6ca98 | 201 | path, linkbuf); |
fc638474 | 202 | } |
9439c0cb | 203 | return x_stat(path, stp, NULL); |
b5313607 | 204 | } |
9585b276 WD |
205 | if (munge_symlinks && am_sender && llen > SYMLINK_PREFIX_LEN |
206 | && strncmp(linkbuf, SYMLINK_PREFIX, SYMLINK_PREFIX_LEN) == 0) { | |
207 | memmove(linkbuf, linkbuf + SYMLINK_PREFIX_LEN, | |
208 | llen - SYMLINK_PREFIX_LEN + 1); | |
209 | } | |
b5313607 DD |
210 | } |
211 | return 0; | |
212 | #else | |
9439c0cb | 213 | return x_stat(path, stp, NULL); |
b5313607 DD |
214 | #endif |
215 | } | |
216 | ||
cad8f6f9 | 217 | int link_stat(const char *path, STRUCT_STAT *stp, int follow_dirlinks) |
82306bf6 | 218 | { |
4f5b0756 | 219 | #ifdef SUPPORT_LINKS |
b7736c79 | 220 | if (copy_links) |
9439c0cb WD |
221 | return x_stat(path, stp, NULL); |
222 | if (x_lstat(path, stp, NULL) < 0) | |
314f4591 | 223 | return -1; |
cad8f6f9 | 224 | if (follow_dirlinks && S_ISLNK(stp->st_mode)) { |
314f4591 | 225 | STRUCT_STAT st; |
9439c0cb | 226 | if (x_stat(path, &st, NULL) == 0 && S_ISDIR(st.st_mode)) |
cad8f6f9 | 227 | *stp = st; |
314f4591 WD |
228 | } |
229 | return 0; | |
82306bf6 | 230 | #else |
9439c0cb | 231 | return x_stat(path, stp, NULL); |
82306bf6 AT |
232 | #endif |
233 | } | |
234 | ||
1aefb7ef WD |
235 | static inline int is_daemon_excluded(const char *fname, int is_dir) |
236 | { | |
237 | if (server_filter_list.head | |
238 | && check_filter(&server_filter_list, fname, is_dir) < 0) { | |
239 | errno = ENOENT; | |
240 | return 1; | |
241 | } | |
242 | return 0; | |
243 | } | |
244 | ||
7842418b | 245 | /* This function is used to check if a file should be included/excluded |
429f9828 | 246 | * from the list of files based on its name and type etc. The value of |
7842418b | 247 | * filter_level is set to either SERVER_FILTERS or ALL_FILTERS. */ |
1aefb7ef | 248 | static int is_excluded(const char *fname, int is_dir, int filter_level) |
c627d613 | 249 | { |
7d687932 | 250 | #if 0 /* This currently never happens, so avoid a useless compare. */ |
7842418b | 251 | if (filter_level == NO_FILTERS) |
429f9828 WD |
252 | return 0; |
253 | #endif | |
6931c138 | 254 | if (fname) { |
429f9828 | 255 | /* never exclude '.', even if somebody does --exclude '*' */ |
6931c138 WD |
256 | if (fname[0] == '.' && !fname[1]) |
257 | return 0; | |
258 | /* Handle the -R version of the '.' dir. */ | |
259 | if (fname[0] == '/') { | |
260 | int len = strlen(fname); | |
261 | if (fname[len-1] == '.' && fname[len-2] == '/') | |
262 | return 0; | |
263 | } | |
76e26e10 | 264 | } |
1aefb7ef | 265 | if (is_daemon_excluded(fname, is_dir)) |
429f9828 | 266 | return 1; |
7842418b | 267 | if (filter_level != ALL_FILTERS) |
429f9828 | 268 | return 0; |
7842418b WD |
269 | if (filter_list.head |
270 | && check_filter(&filter_list, fname, is_dir) < 0) | |
76e26e10 | 271 | return 1; |
76e26e10 | 272 | return 0; |
c627d613 AT |
273 | } |
274 | ||
a6e7b978 | 275 | static void send_directory(int f, struct file_list *flist, |
c7e6f84f | 276 | char *fbuf, int len, int flags); |
c627d613 | 277 | |
ef35abb2 WD |
278 | static const char *pathname, *orig_dir; |
279 | static int pathname_len; | |
c627d613 | 280 | |
3ec4dd97 | 281 | |
9decb4d2 | 282 | /* Make sure flist can hold at least flist->used + extra entries. */ |
8ea07c00 | 283 | static void flist_expand(struct file_list *flist, int extra) |
d9d6bc52 | 284 | { |
0501f363 | 285 | struct file_struct **new_ptr; |
2e7d1994 | 286 | |
9decb4d2 | 287 | if (flist->used + extra <= flist->malloced) |
a85906c7 | 288 | return; |
dbda5fbf | 289 | |
a85906c7 S |
290 | if (flist->malloced < FLIST_START) |
291 | flist->malloced = FLIST_START; | |
292 | else if (flist->malloced >= FLIST_LINEAR) | |
293 | flist->malloced += FLIST_LINEAR; | |
294 | else | |
295 | flist->malloced *= 2; | |
296 | ||
a6e7b978 WD |
297 | /* In case count jumped or we are starting the list |
298 | * with a known size just set it. */ | |
9decb4d2 WD |
299 | if (flist->malloced < flist->used + extra) |
300 | flist->malloced = flist->used + extra; | |
a6e7b978 | 301 | |
0501f363 WD |
302 | new_ptr = realloc_array(flist->files, struct file_struct *, |
303 | flist->malloced); | |
2e7d1994 | 304 | |
8c483820 | 305 | if (verbose >= 2 && flist->malloced != FLIST_START) { |
83f53948 | 306 | rprintf(FCLIENT, "[%s] expand file_list pointer array to %.0f bytes, did%s move\n", |
a85906c7 | 307 | who_am_i(), |
a4a7e64c | 308 | (double)sizeof flist->files[0] * flist->malloced, |
a85906c7 | 309 | (new_ptr == flist->files) ? " not" : ""); |
d9d6bc52 | 310 | } |
a85906c7 | 311 | |
0501f363 | 312 | flist->files = new_ptr; |
a85906c7 S |
313 | |
314 | if (!flist->files) | |
315 | out_of_memory("flist_expand"); | |
d9d6bc52 MP |
316 | } |
317 | ||
abdcb21a WD |
318 | static void flist_done_allocating(struct file_list *flist) |
319 | { | |
320 | void *ptr = pool_boundary(flist->file_pool, 8*1024); | |
321 | if (flist->pool_boundary == ptr) | |
322 | flist->pool_boundary = NULL; /* list didn't use any pool memory */ | |
323 | else | |
324 | flist->pool_boundary = ptr; | |
325 | } | |
326 | ||
ef35abb2 | 327 | int push_pathname(const char *dir, int len) |
c7e6f84f | 328 | { |
ef35abb2 | 329 | if (dir == pathname) |
c7e6f84f WD |
330 | return 1; |
331 | ||
332 | if (!orig_dir) | |
333 | orig_dir = strdup(curr_dir); | |
334 | ||
ef35abb2 | 335 | if (pathname && !pop_dir(orig_dir)) { |
c7e6f84f WD |
336 | rsyserr(FERROR, errno, "pop_dir %s failed", |
337 | full_fname(orig_dir)); | |
338 | exit_cleanup(RERR_FILESELECT); | |
339 | } | |
340 | ||
341 | if (dir && !push_dir(dir, 0)) { | |
342 | io_error |= IOERR_GENERAL; | |
63d83e94 WD |
343 | rsyserr(FERROR, errno, "push_dir %s failed in %s", |
344 | full_fname(dir), curr_dir); | |
c7e6f84f WD |
345 | return 0; |
346 | } | |
347 | ||
ef35abb2 WD |
348 | pathname = dir; |
349 | pathname_len = len >= 0 ? len : dir ? (int)strlen(dir) : 0; | |
c7e6f84f WD |
350 | |
351 | return 1; | |
352 | } | |
353 | ||
d4d6646a | 354 | static void send_file_entry(int f, struct file_struct *file, int ndx, int first_ndx) |
c627d613 | 355 | { |
5911fee5 WD |
356 | static time_t modtime; |
357 | static mode_t mode; | |
c126e66e | 358 | #ifdef SUPPORT_HARD_LINKS |
1490812a | 359 | static int64 dev; |
c126e66e | 360 | #endif |
4124540d | 361 | static dev_t rdev; |
9c5e91f8 | 362 | static uint32 rdev_major; |
5911fee5 WD |
363 | static uid_t uid; |
364 | static gid_t gid; | |
c78cb8f3 | 365 | static const char *user_name, *group_name; |
5911fee5 | 366 | static char lastname[MAXPATHLEN]; |
f376e674 | 367 | char fname[MAXPATHLEN]; |
8cae71eb | 368 | int first_hlink_ndx = -1; |
ebed4c3a | 369 | int l1, l2; |
61cb031c | 370 | int xflags; |
72914a60 | 371 | |
332cf6df WD |
372 | #ifdef ICONV_OPTION |
373 | if (ic_send != (iconv_t)-1) { | |
2509753f WD |
374 | xbuf outbuf, inbuf; |
375 | ||
376 | INIT_CONST_XBUF(outbuf, fname); | |
377 | ||
378 | if (file->dirname) { | |
379 | INIT_XBUF_STRLEN(inbuf, (char*)file->dirname); | |
380 | outbuf.size -= 2; /* Reserve room for '/' & 1 more char. */ | |
381 | if (iconvbufs(ic_send, &inbuf, &outbuf, 0) < 0) | |
382 | goto convert_error; | |
383 | outbuf.size += 2; | |
384 | outbuf.buf[outbuf.len++] = '/'; | |
332cf6df WD |
385 | } |
386 | ||
2509753f WD |
387 | INIT_XBUF_STRLEN(inbuf, (char*)file->basename); |
388 | if (iconvbufs(ic_send, &inbuf, &outbuf, 0) < 0) { | |
332cf6df WD |
389 | convert_error: |
390 | io_error |= IOERR_GENERAL; | |
391 | rprintf(FINFO, | |
392 | "[%s] cannot convert filename: %s (%s)\n", | |
393 | who_am_i(), f_name(file, fname), strerror(errno)); | |
394 | return; | |
395 | } | |
2509753f | 396 | outbuf.buf[outbuf.len] = '\0'; |
332cf6df WD |
397 | } else |
398 | #endif | |
399 | f_name(file, fname); | |
72914a60 | 400 | |
3f309272 WD |
401 | /* Initialize starting value of xflags. */ |
402 | if (protocol_version >= 30 && S_ISDIR(file->mode)) { | |
eb7715c1 | 403 | dir_count++; |
3f309272 WD |
404 | if (file->flags & FLAG_CONTENT_DIR) |
405 | xflags = file->flags & FLAG_TOP_DIR; | |
406 | else if (file->flags & FLAG_IMPLIED_DIR) | |
407 | xflags = XMIT_TOP_DIR | XMIT_NO_CONTENT_DIR; | |
408 | else | |
409 | xflags = XMIT_NO_CONTENT_DIR; | |
410 | } else | |
411 | xflags = file->flags & FLAG_TOP_DIR; /* FLAG_TOP_DIR == XMIT_TOP_DIR */ | |
72914a60 | 412 | |
30f337c9 | 413 | if (file->mode == mode) |
61cb031c | 414 | xflags |= XMIT_SAME_MODE; |
1ef00d20 | 415 | else |
30f337c9 | 416 | mode = file->mode; |
75f162e4 | 417 | |
b5c6a6ae WD |
418 | if ((preserve_devices && IS_DEVICE(mode)) |
419 | || (preserve_specials && IS_SPECIAL(mode))) { | |
75bc8600 | 420 | if (protocol_version < 28) { |
82ad07c4 | 421 | if (tmp_rdev == rdev) |
61cb031c | 422 | xflags |= XMIT_SAME_RDEV_pre28; |
b5c6a6ae | 423 | else |
82ad07c4 | 424 | rdev = tmp_rdev; |
b5c6a6ae | 425 | } else { |
82ad07c4 | 426 | rdev = tmp_rdev; |
9c5e91f8 | 427 | if ((uint32)major(rdev) == rdev_major) |
61cb031c | 428 | xflags |= XMIT_SAME_RDEV_MAJOR; |
84a3efa0 | 429 | else |
9c5e91f8 | 430 | rdev_major = major(rdev); |
18438f0b | 431 | if (protocol_version < 30 && (uint32)minor(rdev) <= 0xFFu) |
61cb031c | 432 | xflags |= XMIT_RDEV_MINOR_8_pre30; |
75bc8600 | 433 | } |
b5c6a6ae | 434 | } else if (protocol_version < 28) |
b4a09b72 | 435 | rdev = MAKEDEV(0, 0); |
236adddc | 436 | if (preserve_uid) { |
858d45f1 | 437 | if ((uid_t)F_OWNER(file) == uid && *lastname) |
61cb031c | 438 | xflags |= XMIT_SAME_UID; |
c7e6f84f | 439 | else { |
1564cd5a | 440 | uid = F_OWNER(file); |
236adddc | 441 | if (!numeric_ids) { |
c7e6f84f | 442 | user_name = add_uid(uid); |
3ea6e0e7 | 443 | if (inc_recurse && user_name) |
61cb031c | 444 | xflags |= XMIT_USER_NAME_FOLLOWS; |
c7e6f84f WD |
445 | } |
446 | } | |
82ad07c4 | 447 | } |
236adddc | 448 | if (preserve_gid) { |
858d45f1 | 449 | if ((gid_t)F_GROUP(file) == gid && *lastname) |
61cb031c | 450 | xflags |= XMIT_SAME_GID; |
c7e6f84f | 451 | else { |
1564cd5a | 452 | gid = F_GROUP(file); |
236adddc | 453 | if (!numeric_ids) { |
c7e6f84f | 454 | group_name = add_gid(gid); |
3ea6e0e7 | 455 | if (inc_recurse && group_name) |
61cb031c | 456 | xflags |= XMIT_GROUP_NAME_FOLLOWS; |
c7e6f84f WD |
457 | } |
458 | } | |
82ad07c4 | 459 | } |
30f337c9 | 460 | if (file->modtime == modtime) |
61cb031c | 461 | xflags |= XMIT_SAME_TIME; |
1ef00d20 | 462 | else |
30f337c9 | 463 | modtime = file->modtime; |
a289addd | 464 | |
4f5b0756 | 465 | #ifdef SUPPORT_HARD_LINKS |
9d737ecb | 466 | if (tmp_dev != 0) { |
8cae71eb | 467 | if (protocol_version >= 30) { |
9863bdbc | 468 | struct ht_int64_node *np = idev_find(tmp_dev, tmp_ino); |
424d3691 | 469 | first_hlink_ndx = (int32)(long)np->data - 1; |
8cae71eb | 470 | if (first_hlink_ndx < 0) { |
65b4e4b2 | 471 | np->data = (void*)(long)(first_ndx + ndx + 1); |
61cb031c | 472 | xflags |= XMIT_HLINK_FIRST; |
8cae71eb | 473 | } |
61cb031c | 474 | xflags |= XMIT_HLINKED; |
8cae71eb | 475 | } else { |
9d737ecb | 476 | if (tmp_dev == dev) { |
8cae71eb | 477 | if (protocol_version >= 28) |
61cb031c | 478 | xflags |= XMIT_SAME_DEV_pre30; |
8cae71eb | 479 | } else |
9d737ecb | 480 | dev = tmp_dev; |
61cb031c | 481 | xflags |= XMIT_HLINKED; |
8cae71eb | 482 | } |
c4b4df4f | 483 | } |
0d162bd1 | 484 | #endif |
ebed4c3a MP |
485 | |
486 | for (l1 = 0; | |
3e491682 S |
487 | lastname[l1] && (fname[l1] == lastname[l1]) && (l1 < 255); |
488 | l1++) {} | |
eddd5d12 | 489 | l2 = strlen(fname+l1); |
72914a60 | 490 | |
ebed4c3a | 491 | if (l1 > 0) |
61cb031c | 492 | xflags |= XMIT_SAME_NAME; |
ebed4c3a | 493 | if (l2 > 255) |
61cb031c | 494 | xflags |= XMIT_LONG_NAME; |
72914a60 | 495 | |
1aa4caf3 WD |
496 | /* We must make sure we don't send a zero flag byte or the |
497 | * other end will terminate the flist transfer. Note that | |
ee3751c8 | 498 | * the use of XMIT_TOP_DIR on a non-dir has no meaning, so |
1aa4caf3 | 499 | * it's harmless way to add a bit to the first flag byte. */ |
75bc8600 | 500 | if (protocol_version >= 28) { |
61cb031c WD |
501 | if (!xflags && !S_ISDIR(mode)) |
502 | xflags |= XMIT_TOP_DIR; | |
503 | if ((xflags & 0xFF00) || !xflags) { | |
504 | xflags |= XMIT_EXTENDED_FLAGS; | |
505 | write_shortint(f, xflags); | |
75bc8600 | 506 | } else |
61cb031c | 507 | write_byte(f, xflags); |
75bc8600 | 508 | } else { |
61cb031c WD |
509 | if (!(xflags & 0xFF)) |
510 | xflags |= S_ISDIR(mode) ? XMIT_LONG_NAME : XMIT_TOP_DIR; | |
511 | write_byte(f, xflags); | |
75bc8600 | 512 | } |
61cb031c | 513 | if (xflags & XMIT_SAME_NAME) |
ebed4c3a | 514 | write_byte(f, l1); |
61cb031c | 515 | if (xflags & XMIT_LONG_NAME) |
f31514ad | 516 | write_varint30(f, l2); |
72914a60 | 517 | else |
ebed4c3a MP |
518 | write_byte(f, l2); |
519 | write_buf(f, fname + l1, l2); | |
72914a60 | 520 | |
8cae71eb | 521 | if (first_hlink_ndx >= 0) { |
9863bdbc | 522 | write_varint(f, first_hlink_ndx); |
d4d6646a WD |
523 | if (first_hlink_ndx >= first_ndx) |
524 | goto the_end; | |
8cae71eb WD |
525 | } |
526 | ||
ba59bd68 | 527 | write_varlong30(f, F_LENGTH(file), 3); |
61cb031c | 528 | if (!(xflags & XMIT_SAME_TIME)) { |
ba59bd68 WD |
529 | if (protocol_version >= 30) |
530 | write_varlong(f, modtime, 4); | |
531 | else | |
532 | write_int(f, modtime); | |
533 | } | |
61cb031c | 534 | if (!(xflags & XMIT_SAME_MODE)) |
30f337c9 | 535 | write_int(f, to_wire_mode(mode)); |
236adddc | 536 | if (preserve_uid && !(xflags & XMIT_SAME_UID)) { |
18438f0b WD |
537 | if (protocol_version < 30) |
538 | write_int(f, uid); | |
539 | else { | |
f31514ad | 540 | write_varint(f, uid); |
61cb031c | 541 | if (xflags & XMIT_USER_NAME_FOLLOWS) { |
18438f0b WD |
542 | int len = strlen(user_name); |
543 | write_byte(f, len); | |
544 | write_buf(f, user_name, len); | |
545 | } | |
c7e6f84f | 546 | } |
72914a60 | 547 | } |
236adddc | 548 | if (preserve_gid && !(xflags & XMIT_SAME_GID)) { |
18438f0b WD |
549 | if (protocol_version < 30) |
550 | write_int(f, gid); | |
551 | else { | |
f31514ad | 552 | write_varint(f, gid); |
61cb031c | 553 | if (xflags & XMIT_GROUP_NAME_FOLLOWS) { |
18438f0b WD |
554 | int len = strlen(group_name); |
555 | write_byte(f, len); | |
556 | write_buf(f, group_name, len); | |
557 | } | |
c7e6f84f | 558 | } |
72914a60 | 559 | } |
b5c6a6ae WD |
560 | if ((preserve_devices && IS_DEVICE(mode)) |
561 | || (preserve_specials && IS_SPECIAL(mode))) { | |
9c5e91f8 | 562 | if (protocol_version < 28) { |
61cb031c | 563 | if (!(xflags & XMIT_SAME_RDEV_pre28)) |
9c5e91f8 WD |
564 | write_int(f, (int)rdev); |
565 | } else { | |
61cb031c | 566 | if (!(xflags & XMIT_SAME_RDEV_MAJOR)) |
f31514ad | 567 | write_varint30(f, major(rdev)); |
18438f0b | 568 | if (protocol_version >= 30) |
f31514ad | 569 | write_varint(f, minor(rdev)); |
61cb031c | 570 | else if (xflags & XMIT_RDEV_MINOR_8_pre30) |
9c5e91f8 WD |
571 | write_byte(f, minor(rdev)); |
572 | else | |
573 | write_int(f, minor(rdev)); | |
574 | } | |
75bc8600 | 575 | } |
c627d613 | 576 | |
4f5b0756 | 577 | #ifdef SUPPORT_LINKS |
30f337c9 | 578 | if (preserve_links && S_ISLNK(mode)) { |
82ad07c4 WD |
579 | const char *sl = F_SYMLINK(file); |
580 | int len = strlen(sl); | |
f31514ad | 581 | write_varint30(f, len); |
82ad07c4 | 582 | write_buf(f, sl, len); |
72914a60 | 583 | } |
c627d613 AT |
584 | #endif |
585 | ||
4f5b0756 | 586 | #ifdef SUPPORT_HARD_LINKS |
9d737ecb | 587 | if (tmp_dev != 0 && protocol_version < 30) { |
4124540d | 588 | if (protocol_version < 26) { |
736a6a29 | 589 | /* 32-bit dev_t and ino_t */ |
26404276 | 590 | write_int(f, (int32)dev); |
9d737ecb | 591 | write_int(f, (int32)tmp_ino); |
736a6a29 MP |
592 | } else { |
593 | /* 64-bit dev_t and ino_t */ | |
61cb031c | 594 | if (!(xflags & XMIT_SAME_DEV_pre30)) |
4124540d | 595 | write_longint(f, dev); |
9d737ecb | 596 | write_longint(f, tmp_ino); |
736a6a29 | 597 | } |
72914a60 | 598 | } |
dc5ddbcc AT |
599 | #endif |
600 | ||
9a4a237e | 601 | if (always_checksum && (S_ISREG(mode) || protocol_version < 28)) { |
4a19c3b2 | 602 | const char *sum; |
728d0922 | 603 | if (S_ISREG(mode)) |
82ad07c4 | 604 | sum = tmp_sum; |
9a4a237e | 605 | else { |
728d0922 WD |
606 | /* Prior to 28, we sent a useless set of nulls. */ |
607 | sum = empty_sum; | |
728d0922 | 608 | } |
7752df41 | 609 | write_buf(f, sum, checksum_len); |
ebed4c3a | 610 | } |
182dca5c | 611 | |
8cae71eb | 612 | the_end: |
ebed4c3a | 613 | strlcpy(lastname, fname, MAXPATHLEN); |
ca947dea WD |
614 | |
615 | if (S_ISREG(mode) || S_ISLNK(mode)) | |
616 | stats.total_size += F_LENGTH(file); | |
182dca5c AT |
617 | } |
618 | ||
82ad07c4 | 619 | static struct file_struct *recv_file_entry(struct file_list *flist, |
1564cd5a | 620 | int xflags, int f) |
182dca5c | 621 | { |
f14b3ef4 | 622 | static int64 modtime; |
5911fee5 | 623 | static mode_t mode; |
c126e66e | 624 | #ifdef SUPPORT_HARD_LINKS |
1490812a | 625 | static int64 dev; |
c126e66e | 626 | #endif |
4124540d | 627 | static dev_t rdev; |
9c5e91f8 | 628 | static uint32 rdev_major; |
5911fee5 WD |
629 | static uid_t uid; |
630 | static gid_t gid; | |
cf1b4969 | 631 | static uint16 gid_flags; |
a289addd | 632 | static char lastname[MAXPATHLEN], *lastdir; |
33ffd7c3 | 633 | static int lastdir_depth, lastdir_len = -1; |
42f23f47 | 634 | static unsigned int del_hier_name_len = 0; |
649f8742 | 635 | static int in_del_hier = 0; |
72914a60 | 636 | char thisname[MAXPATHLEN]; |
ebed4c3a | 637 | unsigned int l1 = 0, l2 = 0; |
c7e6f84f | 638 | int alloc_len, basename_len, linkname_len; |
99a957d3 | 639 | int extra_len = file_extra_cnt * EXTRA_LEN; |
8cae71eb | 640 | int first_hlink_ndx = -1; |
a289addd | 641 | OFF_T file_length; |
c7e6f84f | 642 | const char *basename; |
72914a60 | 643 | struct file_struct *file; |
ef35abb2 WD |
644 | alloc_pool_t *pool; |
645 | char *bp; | |
72914a60 | 646 | |
1564cd5a | 647 | if (xflags & XMIT_SAME_NAME) |
72914a60 | 648 | l1 = read_byte(f); |
ebed4c3a | 649 | |
1564cd5a | 650 | if (xflags & XMIT_LONG_NAME) |
f31514ad | 651 | l2 = read_varint30(f); |
72914a60 AT |
652 | else |
653 | l2 = read_byte(f); | |
654 | ||
ebed4c3a MP |
655 | if (l2 >= MAXPATHLEN - l1) { |
656 | rprintf(FERROR, | |
1564cd5a WD |
657 | "overflow: xflags=0x%x l1=%d l2=%d lastname=%s [%s]\n", |
658 | xflags, l1, l2, lastname, who_am_i()); | |
82ad07c4 | 659 | overflow_exit("recv_file_entry"); |
d0fd26aa | 660 | } |
72914a60 | 661 | |
ebed4c3a MP |
662 | strlcpy(thisname, lastname, l1 + 1); |
663 | read_sbuf(f, &thisname[l1], l2); | |
664 | thisname[l1 + l2] = 0; | |
72914a60 | 665 | |
332cf6df WD |
666 | /* Abuse basename_len for a moment... */ |
667 | basename_len = strlcpy(lastname, thisname, MAXPATHLEN); | |
668 | ||
669 | #ifdef ICONV_OPTION | |
670 | if (ic_recv != (iconv_t)-1) { | |
2509753f | 671 | xbuf outbuf, inbuf; |
332cf6df | 672 | |
2509753f WD |
673 | INIT_CONST_XBUF(outbuf, thisname); |
674 | INIT_XBUF(inbuf, lastname, basename_len, -1); | |
332cf6df | 675 | |
2509753f | 676 | if (iconvbufs(ic_recv, &inbuf, &outbuf, 0) < 0) { |
332cf6df WD |
677 | io_error |= IOERR_GENERAL; |
678 | rprintf(FINFO, | |
679 | "[%s] cannot convert filename: %s (%s)\n", | |
680 | who_am_i(), lastname, strerror(errno)); | |
2509753f | 681 | outbuf.len = 0; |
332cf6df | 682 | } |
2509753f | 683 | outbuf.buf[outbuf.len] = '\0'; |
332cf6df WD |
684 | } |
685 | #endif | |
72914a60 | 686 | |
58b1999e | 687 | clean_fname(thisname, 0); |
72914a60 | 688 | |
0d162bd1 | 689 | if (sanitize_paths) |
29bca53f | 690 | sanitize_path(thisname, thisname, "", 0); |
cb13abfe | 691 | |
a289addd | 692 | if ((basename = strrchr(thisname, '/')) != NULL) { |
c7e6f84f WD |
693 | int len = basename++ - thisname; |
694 | if (len != lastdir_len || memcmp(thisname, lastdir, len) != 0) { | |
695 | lastdir = new_array(char, len + 1); | |
696 | memcpy(lastdir, thisname, len); | |
697 | lastdir[len] = '\0'; | |
698 | lastdir_len = len; | |
699 | lastdir_depth = count_dir_elements(lastdir); | |
700 | } | |
701 | } else | |
a289addd | 702 | basename = thisname; |
a289addd | 703 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
72914a60 | 704 | |
8cae71eb WD |
705 | #ifdef SUPPORT_HARD_LINKS |
706 | if (protocol_version >= 30 | |
1564cd5a | 707 | && BITS_SETnUNSET(xflags, XMIT_HLINKED, XMIT_HLINK_FIRST)) { |
9863bdbc | 708 | first_hlink_ndx = read_varint(f); |
d4d6646a | 709 | if (first_hlink_ndx < 0 || first_hlink_ndx >= flist->ndx_start + flist->used) { |
8cae71eb WD |
710 | rprintf(FERROR, |
711 | "hard-link reference out of range: %d (%d)\n", | |
d4d6646a | 712 | first_hlink_ndx, flist->ndx_start + flist->used); |
8cae71eb WD |
713 | exit_cleanup(RERR_PROTOCOL); |
714 | } | |
d4d6646a WD |
715 | if (first_hlink_ndx >= flist->ndx_start) { |
716 | struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start]; | |
717 | file_length = F_LENGTH(first); | |
718 | modtime = first->modtime; | |
719 | mode = first->mode; | |
236adddc | 720 | if (preserve_uid) |
d4d6646a | 721 | uid = F_OWNER(first); |
236adddc | 722 | if (preserve_gid) |
d4d6646a WD |
723 | gid = F_GROUP(first); |
724 | if ((preserve_devices && IS_DEVICE(mode)) | |
725 | || (preserve_specials && IS_SPECIAL(mode))) { | |
726 | uint32 *devp = F_RDEV_P(first); | |
727 | rdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp)); | |
728 | extra_len += DEV_EXTRA_CNT * EXTRA_LEN; | |
729 | } | |
730 | if (preserve_links && S_ISLNK(mode)) | |
731 | linkname_len = strlen(F_SYMLINK(first)) + 1; | |
732 | else | |
733 | linkname_len = 0; | |
734 | goto create_object; | |
8cae71eb | 735 | } |
8cae71eb WD |
736 | } |
737 | #endif | |
738 | ||
ba59bd68 | 739 | file_length = read_varlong30(f, 3); |
1564cd5a | 740 | if (!(xflags & XMIT_SAME_TIME)) { |
f14b3ef4 WD |
741 | if (protocol_version >= 30) { |
742 | modtime = read_varlong(f, 4); | |
743 | #if SIZEOF_TIME_T < SIZEOF_INT64 | |
b58f5e17 | 744 | if (!am_generator && (int64)(time_t)modtime != modtime) { |
3f0211b6 | 745 | rprintf(FERROR_XFER, |
f14b3ef4 WD |
746 | "Time value of %s truncated on receiver.\n", |
747 | lastname); | |
748 | } | |
749 | #endif | |
750 | } else | |
751 | modtime = read_int(f); | |
ba59bd68 | 752 | } |
1564cd5a | 753 | if (!(xflags & XMIT_SAME_MODE)) |
30f337c9 | 754 | mode = from_wire_mode(read_int(f)); |
1ef00d20 | 755 | |
ebec5eb6 | 756 | if (chmod_modes && !S_ISLNK(mode)) |
8bbe41b5 WD |
757 | mode = tweak_mode(mode, chmod_modes); |
758 | ||
236adddc | 759 | if (preserve_uid && !(xflags & XMIT_SAME_UID)) { |
18438f0b WD |
760 | if (protocol_version < 30) |
761 | uid = (uid_t)read_int(f); | |
762 | else { | |
f31514ad | 763 | uid = (uid_t)read_varint(f); |
1564cd5a | 764 | if (xflags & XMIT_USER_NAME_FOLLOWS) |
18438f0b WD |
765 | uid = recv_user_name(f, uid); |
766 | else if (inc_recurse && am_root && !numeric_ids) | |
767 | uid = match_uid(uid); | |
768 | } | |
c7e6f84f | 769 | } |
236adddc | 770 | if (preserve_gid && !(xflags & XMIT_SAME_GID)) { |
18438f0b WD |
771 | if (protocol_version < 30) |
772 | gid = (gid_t)read_int(f); | |
773 | else { | |
f31514ad | 774 | gid = (gid_t)read_varint(f); |
cf1b4969 | 775 | gid_flags = 0; |
1564cd5a | 776 | if (xflags & XMIT_GROUP_NAME_FOLLOWS) |
cf1b4969 | 777 | gid = recv_group_name(f, gid, &gid_flags); |
18438f0b | 778 | else if (inc_recurse && (!am_root || !numeric_ids)) |
cf1b4969 | 779 | gid = match_gid(gid, &gid_flags); |
18438f0b | 780 | } |
c7e6f84f | 781 | } |
a289addd | 782 | |
b5c6a6ae WD |
783 | if ((preserve_devices && IS_DEVICE(mode)) |
784 | || (preserve_specials && IS_SPECIAL(mode))) { | |
75bc8600 | 785 | if (protocol_version < 28) { |
1564cd5a | 786 | if (!(xflags & XMIT_SAME_RDEV_pre28)) |
b5c6a6ae WD |
787 | rdev = (dev_t)read_int(f); |
788 | } else { | |
9c5e91f8 | 789 | uint32 rdev_minor; |
1564cd5a | 790 | if (!(xflags & XMIT_SAME_RDEV_MAJOR)) |
f31514ad | 791 | rdev_major = read_varint30(f); |
18438f0b | 792 | if (protocol_version >= 30) |
f31514ad | 793 | rdev_minor = read_varint(f); |
1564cd5a | 794 | else if (xflags & XMIT_RDEV_MINOR_8_pre30) |
9c5e91f8 WD |
795 | rdev_minor = read_byte(f); |
796 | else | |
797 | rdev_minor = read_int(f); | |
b4a09b72 | 798 | rdev = MAKEDEV(rdev_major, rdev_minor); |
1ef00d20 | 799 | } |
83d5e900 | 800 | extra_len += DEV_EXTRA_CNT * EXTRA_LEN; |
96293cf9 | 801 | file_length = 0; |
b5c6a6ae | 802 | } else if (protocol_version < 28) |
b4a09b72 | 803 | rdev = MAKEDEV(0, 0); |
72914a60 | 804 | |
4f5b0756 | 805 | #ifdef SUPPORT_LINKS |
30f337c9 | 806 | if (preserve_links && S_ISLNK(mode)) { |
f31514ad | 807 | linkname_len = read_varint30(f) + 1; /* count the '\0' */ |
a289addd WD |
808 | if (linkname_len <= 0 || linkname_len > MAXPATHLEN) { |
809 | rprintf(FERROR, "overflow: linkname_len=%d\n", | |
810 | linkname_len - 1); | |
82ad07c4 | 811 | overflow_exit("recv_file_entry"); |
9dd891bb | 812 | } |
9585b276 WD |
813 | if (munge_symlinks) |
814 | linkname_len += SYMLINK_PREFIX_LEN; | |
72914a60 | 815 | } |
a289addd | 816 | else |
0d162bd1 | 817 | #endif |
a289addd | 818 | linkname_len = 0; |
0d162bd1 | 819 | |
82ad07c4 | 820 | #ifdef SUPPORT_HARD_LINKS |
8cae71eb | 821 | create_object: |
4785cd43 WD |
822 | if (preserve_hard_links) { |
823 | if (protocol_version < 28 && S_ISREG(mode)) | |
1564cd5a | 824 | xflags |= XMIT_HLINKED; |
cf1b4969 | 825 | if (xflags & XMIT_HLINKED) |
d4d6646a | 826 | extra_len += (inc_recurse+1) * EXTRA_LEN; |
82ad07c4 WD |
827 | } |
828 | #endif | |
829 | ||
1c3344a1 | 830 | #ifdef SUPPORT_ACLS |
d6c9c331 WD |
831 | /* Directories need an extra int32 for the default ACL. */ |
832 | if (preserve_acls && S_ISDIR(mode)) | |
833 | extra_len += EXTRA_LEN; | |
1c3344a1 WD |
834 | #endif |
835 | ||
96293cf9 WD |
836 | if (always_checksum && S_ISREG(mode)) |
837 | extra_len += SUM_EXTRA_CNT * EXTRA_LEN; | |
a289addd | 838 | |
96293cf9 WD |
839 | if (file_length > 0xFFFFFFFFu && S_ISREG(mode)) |
840 | extra_len += EXTRA_LEN; | |
841 | ||
3ea6e0e7 | 842 | if (inc_recurse && S_ISDIR(mode)) { |
c7e6f84f WD |
843 | if (one_file_system) { |
844 | /* Room to save the dir's device for -x */ | |
83d5e900 | 845 | extra_len += DEV_EXTRA_CNT * EXTRA_LEN; |
c7e6f84f | 846 | } |
ef35abb2 WD |
847 | pool = dir_flist->file_pool; |
848 | } else | |
849 | pool = flist->file_pool; | |
c7e6f84f | 850 | |
b58f5e17 WD |
851 | #if EXTRA_ROUNDING > 0 |
852 | if (extra_len & (EXTRA_ROUNDING * EXTRA_LEN)) | |
853 | extra_len = (extra_len | (EXTRA_ROUNDING * EXTRA_LEN)) + EXTRA_LEN; | |
854 | #endif | |
855 | ||
c7e6f84f | 856 | alloc_len = FILE_STRUCT_LEN + extra_len + basename_len |
96293cf9 | 857 | + linkname_len; |
ef35abb2 | 858 | bp = pool_alloc(pool, alloc_len, "recv_file_entry"); |
9935066b | 859 | |
a3e18c76 | 860 | memset(bp, 0, extra_len + FILE_STRUCT_LEN); |
82ad07c4 | 861 | bp += extra_len; |
f5db0993 | 862 | file = (struct file_struct *)bp; |
96293cf9 WD |
863 | bp += FILE_STRUCT_LEN; |
864 | ||
865 | memcpy(bp, basename, basename_len); | |
a289addd | 866 | |
cf1b4969 | 867 | #ifdef SUPPORT_HARD_LINKS |
75f162e4 | 868 | if (xflags & XMIT_HLINKED) |
cf1b4969 WD |
869 | file->flags |= FLAG_HLINKED; |
870 | #endif | |
f14b3ef4 | 871 | file->modtime = (time_t)modtime; |
60af9465 | 872 | file->len32 = (uint32)file_length; |
96293cf9 WD |
873 | if (file_length > 0xFFFFFFFFu && S_ISREG(mode)) { |
874 | file->flags |= FLAG_LENGTH64; | |
875 | OPT_EXTRA(file, 0)->unum = (uint32)(file_length >> 32); | |
876 | } | |
a289addd | 877 | file->mode = mode; |
236adddc | 878 | if (preserve_uid) |
f1482c33 | 879 | F_OWNER(file) = uid; |
236adddc | 880 | if (preserve_gid) { |
f1482c33 | 881 | F_GROUP(file) = gid; |
cf1b4969 WD |
882 | file->flags |= gid_flags; |
883 | } | |
f7a76b9c | 884 | if (unsort_ndx) |
9decb4d2 | 885 | F_NDX(file) = flist->used + flist->ndx_start; |
a289addd | 886 | |
c7e6f84f WD |
887 | if (basename != thisname) { |
888 | file->dirname = lastdir; | |
9d737ecb | 889 | F_DEPTH(file) = lastdir_depth + 1; |
f3c3ed44 | 890 | } else |
9d737ecb | 891 | F_DEPTH(file) = 1; |
f3c3ed44 | 892 | |
649f8742 | 893 | if (S_ISDIR(mode)) { |
ee3751c8 | 894 | if (basename_len == 1+1 && *basename == '.') /* +1 for '\0' */ |
9d737ecb | 895 | F_DEPTH(file)--; |
ff0284dd | 896 | if (protocol_version >= 30) { |
3f309272 WD |
897 | if (!(xflags & XMIT_NO_CONTENT_DIR)) { |
898 | if (xflags & XMIT_TOP_DIR) | |
899 | file->flags |= FLAG_TOP_DIR; | |
900 | file->flags |= FLAG_CONTENT_DIR; | |
901 | } else if (xflags & XMIT_TOP_DIR) | |
902 | file->flags |= FLAG_IMPLIED_DIR; | |
ff0284dd | 903 | } else if (xflags & XMIT_TOP_DIR) { |
75c51953 | 904 | in_del_hier = recurse; |
9d737ecb | 905 | del_hier_name_len = F_DEPTH(file) == 0 ? 0 : l1 + l2; |
7a16e122 | 906 | if (relative_paths && del_hier_name_len > 2 |
9cdadbb1 WD |
907 | && lastname[del_hier_name_len-1] == '.' |
908 | && lastname[del_hier_name_len-2] == '/') | |
7a16e122 | 909 | del_hier_name_len -= 2; |
3f309272 | 910 | file->flags |= FLAG_TOP_DIR | FLAG_CONTENT_DIR; |
ee3751c8 | 911 | } else if (in_del_hier) { |
f3c3ed44 WD |
912 | if (!relative_paths || !del_hier_name_len |
913 | || (l1 >= del_hier_name_len | |
9cdadbb1 | 914 | && lastname[del_hier_name_len] == '/')) |
3f309272 | 915 | file->flags |= FLAG_CONTENT_DIR; |
649f8742 WD |
916 | else |
917 | in_del_hier = 0; | |
918 | } | |
919 | } | |
920 | ||
b5c6a6ae | 921 | if ((preserve_devices && IS_DEVICE(mode)) |
82ad07c4 | 922 | || (preserve_specials && IS_SPECIAL(mode))) { |
4785cd43 WD |
923 | uint32 *devp = F_RDEV_P(file); |
924 | DEV_MAJOR(devp) = major(rdev); | |
925 | DEV_MINOR(devp) = minor(rdev); | |
82ad07c4 | 926 | } |
a289addd | 927 | |
4f5b0756 | 928 | #ifdef SUPPORT_LINKS |
a289addd | 929 | if (linkname_len) { |
cfdb27b0 | 930 | bp += basename_len; |
d4d6646a | 931 | if (first_hlink_ndx >= flist->ndx_start) { |
c47e3ee1 | 932 | struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start]; |
8cae71eb | 933 | memcpy(bp, F_SYMLINK(first), linkname_len); |
9585b276 WD |
934 | } else if (munge_symlinks) { |
935 | strlcpy(bp, SYMLINK_PREFIX, linkname_len); | |
936 | bp += SYMLINK_PREFIX_LEN; | |
937 | linkname_len -= SYMLINK_PREFIX_LEN; | |
938 | read_sbuf(f, bp, linkname_len - 1); | |
ef3f14e6 | 939 | } else { |
8cae71eb | 940 | read_sbuf(f, bp, linkname_len - 1); |
ef3f14e6 WD |
941 | if (sanitize_paths) |
942 | sanitize_path(bp, bp, "", lastdir_depth); | |
943 | } | |
a289addd WD |
944 | } |
945 | #endif | |
946 | ||
4f5b0756 | 947 | #ifdef SUPPORT_HARD_LINKS |
75f162e4 | 948 | if (preserve_hard_links && xflags & XMIT_HLINKED) { |
8cae71eb | 949 | if (protocol_version >= 30) { |
a0f29ed8 | 950 | if (xflags & XMIT_HLINK_FIRST) { |
65b4e4b2 | 951 | F_HL_GNUM(file) = flist->ndx_start + flist->used; |
a0f29ed8 WD |
952 | } else |
953 | F_HL_GNUM(file) = first_hlink_ndx; | |
736a6a29 | 954 | } else { |
9d737ecb | 955 | static int32 cnt = 0; |
9863bdbc | 956 | struct ht_int64_node *np; |
9d737ecb WD |
957 | int64 ino; |
958 | int32 ndx; | |
8cae71eb | 959 | if (protocol_version < 26) { |
9d737ecb WD |
960 | dev = read_int(f); |
961 | ino = read_int(f); | |
8cae71eb | 962 | } else { |
1564cd5a | 963 | if (!(xflags & XMIT_SAME_DEV_pre30)) |
8cae71eb | 964 | dev = read_longint(f); |
9d737ecb | 965 | ino = read_longint(f); |
8cae71eb | 966 | } |
9863bdbc | 967 | np = idev_find(dev, ino); |
424d3691 | 968 | ndx = (int32)(long)np->data - 1; |
9d737ecb WD |
969 | if (ndx < 0) { |
970 | ndx = cnt++; | |
424d3691 | 971 | np->data = (void*)(long)cnt; |
9d737ecb WD |
972 | } |
973 | F_HL_GNUM(file) = ndx; | |
736a6a29 | 974 | } |
72914a60 | 975 | } |
dc5ddbcc | 976 | #endif |
ebed4c3a | 977 | |
96293cf9 WD |
978 | if (always_checksum && (S_ISREG(mode) || protocol_version < 28)) { |
979 | if (S_ISREG(mode)) | |
83d5e900 | 980 | bp = F_SUM(file); |
82ad07c4 | 981 | else { |
fea4db62 | 982 | /* Prior to 28, we get a useless set of nulls. */ |
82ad07c4 | 983 | bp = tmp_sum; |
fea4db62 | 984 | } |
d4d6646a | 985 | if (first_hlink_ndx >= flist->ndx_start) { |
c47e3ee1 | 986 | struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start]; |
8cae71eb WD |
987 | memcpy(bp, F_SUM(first), checksum_len); |
988 | } else | |
989 | read_buf(f, bp, checksum_len); | |
72914a60 | 990 | } |
ebed4c3a | 991 | |
1c3344a1 WD |
992 | #ifdef SUPPORT_ACLS |
993 | if (preserve_acls && !S_ISLNK(mode)) | |
994 | receive_acl(file, f); | |
995 | #endif | |
16edf865 WD |
996 | #ifdef SUPPORT_XATTRS |
997 | if (preserve_xattrs) | |
998 | receive_xattr(file, f ); | |
999 | #endif | |
1c3344a1 | 1000 | |
ca947dea WD |
1001 | if (S_ISREG(mode) || S_ISLNK(mode)) |
1002 | stats.total_size += file_length; | |
1003 | ||
f5db0993 | 1004 | return file; |
c627d613 AT |
1005 | } |
1006 | ||
2f188c8d WD |
1007 | /* Create a file_struct for a named file by reading its stat() information |
1008 | * and performing extensive checks against global options. | |
db719fb0 | 1009 | * |
2f188c8d WD |
1010 | * Returns a pointer to the new file struct, or NULL if there was an error |
1011 | * or this file should be excluded. */ | |
45d8bfe0 | 1012 | struct file_struct *make_file(const char *fname, struct file_list *flist, |
82ad07c4 | 1013 | STRUCT_STAT *stp, int flags, int filter_level) |
c627d613 | 1014 | { |
a289addd WD |
1015 | static char *lastdir; |
1016 | static int lastdir_len = -1; | |
3ec4dd97 | 1017 | struct file_struct *file; |
1923b1fc | 1018 | char thisname[MAXPATHLEN]; |
e0870f1d | 1019 | char linkname[MAXPATHLEN]; |
c7e6f84f | 1020 | int alloc_len, basename_len, linkname_len; |
99a957d3 | 1021 | int extra_len = file_extra_cnt * EXTRA_LEN; |
c7e6f84f | 1022 | const char *basename; |
8ea07c00 | 1023 | alloc_pool_t *pool; |
2f188c8d | 1024 | STRUCT_STAT st; |
c7e6f84f | 1025 | char *bp; |
9935066b | 1026 | |
b3b32601 | 1027 | if (strlcpy(thisname, fname, sizeof thisname) >= sizeof thisname) { |
0ee6ca98 | 1028 | rprintf(FINFO, "skipping overly long name: %s\n", fname); |
882e6893 WD |
1029 | return NULL; |
1030 | } | |
58b1999e | 1031 | clean_fname(thisname, 0); |
b7736c79 | 1032 | if (sanitize_paths) |
29bca53f | 1033 | sanitize_path(thisname, thisname, "", 0); |
3ec4dd97 | 1034 | |
e4fdf1de | 1035 | if (stp && S_ISDIR(stp->st_mode)) { |
ede1f0eb | 1036 | st = *stp; /* Needed for "symlink/." with --relative. */ |
e4fdf1de WD |
1037 | *linkname = '\0'; /* make IBM code checker happy */ |
1038 | } else if (readlink_stat(thisname, &st, linkname) != 0) { | |
76e26e10 | 1039 | int save_errno = errno; |
a4a7e64c | 1040 | /* See if file is excluded before reporting an error. */ |
7842418b | 1041 | if (filter_level != NO_FILTERS |
60cc01a6 | 1042 | && (is_excluded(thisname, 0, filter_level) |
53039410 WD |
1043 | || is_excluded(thisname, 1, filter_level))) { |
1044 | if (ignore_perishable && save_errno != ENOENT) | |
1045 | non_perishable_cnt++; | |
a4a7e64c | 1046 | return NULL; |
53039410 | 1047 | } |
a4a7e64c | 1048 | if (save_errno == ENOENT) { |
4f5b0756 | 1049 | #ifdef SUPPORT_LINKS |
21897ecb WD |
1050 | /* When our options tell us to follow a symlink that |
1051 | * points nowhere, tell the user about the symlink | |
1052 | * instead of giving a "vanished" message. We only | |
1053 | * dereference a symlink if one of the --copy*links | |
1054 | * options was specified, so there's no need for the | |
1055 | * extra lstat() if one of these options isn't on. */ | |
1056 | if ((copy_links || copy_unsafe_links || copy_dirlinks) | |
1057 | && x_lstat(thisname, &st, NULL) == 0 | |
1058 | && S_ISLNK(st.st_mode)) { | |
a4a7e64c | 1059 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1060 | rprintf(FERROR_XFER, "symlink has no referent: %s\n", |
a4a7e64c | 1061 | full_fname(thisname)); |
e5ce3bcf WD |
1062 | } else |
1063 | #endif | |
1064 | { | |
a4a7e64c | 1065 | enum logcode c = am_daemon && protocol_version < 28 |
3f0211b6 | 1066 | ? FERROR : FWARNING; |
a4a7e64c WD |
1067 | io_error |= IOERR_VANISHED; |
1068 | rprintf(c, "file has vanished: %s\n", | |
1069 | full_fname(thisname)); | |
76e26e10 | 1070 | } |
a4a7e64c | 1071 | } else { |
a8726d2a | 1072 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1073 | rsyserr(FERROR_XFER, save_errno, "readlink %s failed", |
d62bcc17 | 1074 | full_fname(thisname)); |
76e26e10 | 1075 | } |
3ec4dd97 AT |
1076 | return NULL; |
1077 | } | |
c627d613 | 1078 | |
7842418b WD |
1079 | /* backup.c calls us with filter_level set to NO_FILTERS. */ |
1080 | if (filter_level == NO_FILTERS) | |
1081 | goto skip_filters; | |
ac1a0994 | 1082 | |
75f162e4 WD |
1083 | if (S_ISDIR(st.st_mode)) { |
1084 | if (!xfer_dirs) { | |
1085 | rprintf(FINFO, "skipping directory %s\n", thisname); | |
1086 | return NULL; | |
1087 | } | |
40e38376 WD |
1088 | /* -x only affects dirs because we need to avoid recursing |
1089 | * into a mount-point directory, not to avoid copying a | |
1090 | * symlinked file if -L (or similar) was specified. */ | |
53ec55a8 WD |
1091 | if (one_file_system && st.st_dev != filesystem_dev |
1092 | && BITS_SETnUNSET(flags, FLAG_CONTENT_DIR, FLAG_TOP_DIR)) { | |
1093 | if (one_file_system > 1) { | |
1094 | if (verbose > 1) { | |
1095 | rprintf(FINFO, | |
1096 | "[%s] skipping mount-point dir %s\n", | |
1097 | who_am_i(), thisname); | |
3932c423 | 1098 | } |
53ec55a8 | 1099 | return NULL; |
ebec5eb6 | 1100 | } |
53ec55a8 WD |
1101 | flags |= FLAG_MOUNT_DIR; |
1102 | flags &= ~FLAG_CONTENT_DIR; | |
ebec5eb6 | 1103 | } |
40e38376 | 1104 | } else |
3f309272 | 1105 | flags &= ~FLAG_CONTENT_DIR; |
ebed4c3a | 1106 | |
53039410 WD |
1107 | if (is_excluded(thisname, S_ISDIR(st.st_mode) != 0, filter_level)) { |
1108 | if (ignore_perishable) | |
1109 | non_perishable_cnt++; | |
76e26e10 | 1110 | return NULL; |
53039410 | 1111 | } |
76e26e10 | 1112 | |
132fcf36 | 1113 | if (lp_ignore_nonreadable(module_id)) { |
4f5b0756 | 1114 | #ifdef SUPPORT_LINKS |
132fcf36 WD |
1115 | if (!S_ISLNK(st.st_mode)) |
1116 | #endif | |
1117 | if (access(thisname, R_OK) != 0) | |
1118 | return NULL; | |
1119 | } | |
ac1a0994 | 1120 | |
97b7bff4 | 1121 | skip_filters: |
ac1a0994 | 1122 | |
c7e6f84f | 1123 | /* Only divert a directory in the main transfer. */ |
8ea07c00 WD |
1124 | if (flist) { |
1125 | if (flist->prev && S_ISDIR(st.st_mode) | |
1126 | && flags & FLAG_DIVERT_DIRS) { | |
1127 | /* Room for parent/sibling/next-child info. */ | |
83d5e900 | 1128 | extra_len += DIRNODE_EXTRA_CNT * EXTRA_LEN; |
3932c423 WD |
1129 | if (relative_paths) |
1130 | extra_len += PTR_EXTRA_CNT * EXTRA_LEN; | |
8ea07c00 WD |
1131 | pool = dir_flist->file_pool; |
1132 | } else | |
1133 | pool = flist->file_pool; | |
d6c9c331 WD |
1134 | } else { |
1135 | #ifdef SUPPORT_ACLS | |
1136 | /* Directories need an extra int32 for the default ACL. */ | |
1137 | if (preserve_acls && S_ISDIR(st.st_mode)) | |
1138 | extra_len += EXTRA_LEN; | |
1139 | #endif | |
8ea07c00 | 1140 | pool = NULL; |
d6c9c331 | 1141 | } |
c7e6f84f | 1142 | |
ea847c62 WD |
1143 | if (verbose > 2) { |
1144 | rprintf(FINFO, "[%s] make_file(%s,*,%d)\n", | |
0ee6ca98 | 1145 | who_am_i(), thisname, filter_level); |
ea847c62 | 1146 | } |
ebed4c3a | 1147 | |
a289addd | 1148 | if ((basename = strrchr(thisname, '/')) != NULL) { |
c7e6f84f WD |
1149 | int len = basename++ - thisname; |
1150 | if (len != lastdir_len || memcmp(thisname, lastdir, len) != 0) { | |
1151 | lastdir = new_array(char, len + 1); | |
1152 | memcpy(lastdir, thisname, len); | |
1153 | lastdir[len] = '\0'; | |
1154 | lastdir_len = len; | |
1155 | } | |
1156 | } else | |
a289addd | 1157 | basename = thisname; |
a289addd | 1158 | basename_len = strlen(basename) + 1; /* count the '\0' */ |
c627d613 | 1159 | |
4f5b0756 | 1160 | #ifdef SUPPORT_LINKS |
a289addd WD |
1161 | linkname_len = S_ISLNK(st.st_mode) ? strlen(linkname) + 1 : 0; |
1162 | #else | |
1163 | linkname_len = 0; | |
1164 | #endif | |
1165 | ||
96293cf9 WD |
1166 | if (st.st_size > 0xFFFFFFFFu && S_ISREG(st.st_mode)) |
1167 | extra_len += EXTRA_LEN; | |
1168 | ||
a3e18c76 WD |
1169 | #if EXTRA_ROUNDING > 0 |
1170 | if (extra_len & (EXTRA_ROUNDING * EXTRA_LEN)) | |
1171 | extra_len = (extra_len | (EXTRA_ROUNDING * EXTRA_LEN)) + EXTRA_LEN; | |
1172 | #endif | |
1173 | ||
c7e6f84f | 1174 | alloc_len = FILE_STRUCT_LEN + extra_len + basename_len |
96293cf9 | 1175 | + linkname_len; |
8ea07c00 WD |
1176 | if (pool) |
1177 | bp = pool_alloc(pool, alloc_len, "make_file"); | |
99aaa6ca | 1178 | else { |
9935066b | 1179 | if (!(bp = new_array(char, alloc_len))) |
99aaa6ca | 1180 | out_of_memory("make_file"); |
9935066b S |
1181 | } |
1182 | ||
a3e18c76 | 1183 | memset(bp, 0, extra_len + FILE_STRUCT_LEN); |
82ad07c4 | 1184 | bp += extra_len; |
a289addd | 1185 | file = (struct file_struct *)bp; |
96293cf9 WD |
1186 | bp += FILE_STRUCT_LEN; |
1187 | ||
1188 | memcpy(bp, basename, basename_len); | |
82ad07c4 WD |
1189 | |
1190 | #ifdef SUPPORT_HARD_LINKS | |
c7e6f84f | 1191 | if (preserve_hard_links && flist && flist->prev) { |
82ad07c4 WD |
1192 | if (protocol_version >= 28 |
1193 | ? (!S_ISDIR(st.st_mode) && st.st_nlink > 1) | |
1194 | : S_ISREG(st.st_mode)) { | |
9d737ecb WD |
1195 | tmp_dev = st.st_dev; |
1196 | tmp_ino = st.st_ino; | |
82ad07c4 | 1197 | } else |
9d737ecb | 1198 | tmp_dev = 0; |
82ad07c4 WD |
1199 | } |
1200 | #endif | |
a289addd | 1201 | |
96293cf9 WD |
1202 | #ifdef HAVE_STRUCT_STAT_ST_RDEV |
1203 | if (IS_DEVICE(st.st_mode) || IS_SPECIAL(st.st_mode)) { | |
1204 | tmp_rdev = st.st_rdev; | |
1205 | st.st_size = 0; | |
1206 | } | |
1207 | #endif | |
1208 | ||
a289addd | 1209 | file->flags = flags; |
3ec4dd97 | 1210 | file->modtime = st.st_mtime; |
60af9465 | 1211 | file->len32 = (uint32)st.st_size; |
96293cf9 WD |
1212 | if (st.st_size > 0xFFFFFFFFu && S_ISREG(st.st_mode)) { |
1213 | file->flags |= FLAG_LENGTH64; | |
1214 | OPT_EXTRA(file, 0)->unum = (uint32)(st.st_size >> 32); | |
1215 | } | |
8bbe41b5 | 1216 | file->mode = st.st_mode; |
236adddc | 1217 | if (uid_ndx) /* Check uid_ndx instead of preserve_uid for del support */ |
f1482c33 | 1218 | F_OWNER(file) = st.st_uid; |
236adddc | 1219 | if (gid_ndx) /* Check gid_ndx instead of preserve_gid for del support */ |
f1482c33 | 1220 | F_GROUP(file) = st.st_gid; |
61dec11a | 1221 | |
c7e6f84f WD |
1222 | if (basename != thisname) |
1223 | file->dirname = lastdir; | |
a289addd | 1224 | |
4f5b0756 | 1225 | #ifdef SUPPORT_LINKS |
d6c9c331 | 1226 | if (linkname_len) |
cfdb27b0 | 1227 | memcpy(bp + basename_len, linkname, linkname_len); |
0d162bd1 WD |
1228 | #endif |
1229 | ||
82ad07c4 WD |
1230 | if (always_checksum && am_sender && S_ISREG(st.st_mode)) |
1231 | file_checksum(thisname, tmp_sum, st.st_size); | |
c627d613 | 1232 | |
d6c9c331 WD |
1233 | if (am_sender) |
1234 | F_PATHNAME(file) = pathname; | |
1235 | else if (!pool) | |
1236 | F_DEPTH(file) = extra_len / EXTRA_LEN; | |
c627d613 | 1237 | |
23f4587f WD |
1238 | /* This code is only used by the receiver when it is building |
1239 | * a list of files for a delete pass. */ | |
1240 | if (keep_dirlinks && linkname_len && flist) { | |
1241 | STRUCT_STAT st2; | |
f5db0993 | 1242 | int save_mode = file->mode; |
8bbe41b5 | 1243 | file->mode = S_IFDIR; /* Find a directory with our name. */ |
c7e6f84f | 1244 | if (flist_find(dir_flist, file) >= 0 |
8ea07c00 | 1245 | && x_stat(thisname, &st2, NULL) == 0 && S_ISDIR(st2.st_mode)) { |
23f4587f | 1246 | file->modtime = st2.st_mtime; |
96293cf9 | 1247 | file->len32 = 0; |
23f4587f | 1248 | file->mode = st2.st_mode; |
9b25ef35 | 1249 | if (uid_ndx) |
f1482c33 | 1250 | F_OWNER(file) = st2.st_uid; |
9b25ef35 | 1251 | if (gid_ndx) |
f1482c33 | 1252 | F_GROUP(file) = st2.st_gid; |
f5db0993 WD |
1253 | } else |
1254 | file->mode = save_mode; | |
23f4587f WD |
1255 | } |
1256 | ||
a7188cbf WD |
1257 | if (basename_len == 0+1) { |
1258 | if (!pool) | |
1259 | unmake_file(file); | |
82ad07c4 | 1260 | return NULL; |
a7188cbf | 1261 | } |
82ad07c4 | 1262 | |
f7a76b9c | 1263 | if (unsort_ndx) |
e6d05dcf | 1264 | F_NDX(file) = dir_count; |
c7e6f84f | 1265 | |
3ec4dd97 | 1266 | return file; |
c627d613 AT |
1267 | } |
1268 | ||
17026f27 | 1269 | /* Only called for temporary file_struct entries created by make_file(). */ |
82ad07c4 WD |
1270 | void unmake_file(struct file_struct *file) |
1271 | { | |
d6c9c331 | 1272 | free(REQ_EXTRA(file, F_DEPTH(file))); |
82ad07c4 WD |
1273 | } |
1274 | ||
42c6b139 | 1275 | static struct file_struct *send_file_name(int f, struct file_list *flist, |
ede1f0eb | 1276 | char *fname, STRUCT_STAT *stp, |
252af65b | 1277 | int flags, int filter_level) |
c627d613 | 1278 | { |
ebed4c3a | 1279 | struct file_struct *file; |
16edf865 | 1280 | #if defined SUPPORT_ACLS || defined SUPPORT_XATTRS |
13710874 | 1281 | stat_x sx; |
1c3344a1 | 1282 | #endif |
ebed4c3a | 1283 | |
252af65b | 1284 | file = make_file(fname, flist, stp, flags, filter_level); |
37802f40 | 1285 | if (!file) |
301fb56c | 1286 | return NULL; |
ebed4c3a | 1287 | |
ebec5eb6 | 1288 | if (chmod_modes && !S_ISLNK(file->mode)) |
8bbe41b5 WD |
1289 | file->mode = tweak_mode(file->mode, chmod_modes); |
1290 | ||
1c3344a1 WD |
1291 | #ifdef SUPPORT_ACLS |
1292 | if (preserve_acls && !S_ISLNK(file->mode) && f >= 0) { | |
1293 | sx.st.st_mode = file->mode; | |
1294 | sx.acc_acl = sx.def_acl = NULL; | |
1295 | if (get_acl(fname, &sx) < 0) | |
1296 | return NULL; | |
1297 | } | |
1298 | #endif | |
16edf865 WD |
1299 | #ifdef SUPPORT_XATTRS |
1300 | if (preserve_xattrs && f >= 0) { | |
1301 | sx.xattr = NULL; | |
1302 | if (get_xattr(fname, &sx) < 0) | |
1303 | return NULL; | |
1304 | } | |
1305 | #endif | |
1c3344a1 | 1306 | |
9decb4d2 | 1307 | maybe_emit_filelist_progress(flist->used + flist_count_offset); |
ebed4c3a | 1308 | |
8ea07c00 | 1309 | flist_expand(flist, 1); |
9decb4d2 | 1310 | flist->files[flist->used++] = file; |
1c3344a1 | 1311 | if (f >= 0) { |
d4d6646a | 1312 | send_file_entry(f, file, flist->used - 1, flist->ndx_start); |
1c3344a1 WD |
1313 | #ifdef SUPPORT_ACLS |
1314 | if (preserve_acls && !S_ISLNK(file->mode)) { | |
1315 | send_acl(&sx, f); | |
1316 | free_acl(&sx); | |
1317 | } | |
16edf865 WD |
1318 | #endif |
1319 | #ifdef SUPPORT_XATTRS | |
1320 | if (preserve_xattrs) { | |
1321 | F_XATTR(file) = send_xattr(&sx, f); | |
1322 | free_xattr(&sx); | |
1323 | } | |
1c3344a1 WD |
1324 | #endif |
1325 | } | |
301fb56c WD |
1326 | return file; |
1327 | } | |
ebed4c3a | 1328 | |
301fb56c | 1329 | static void send_if_directory(int f, struct file_list *flist, |
56f0c976 | 1330 | struct file_struct *file, |
c7e6f84f WD |
1331 | char *fbuf, unsigned int ol, |
1332 | int flags) | |
301fb56c | 1333 | { |
56f0c976 | 1334 | char is_dot_dir = fbuf[ol-1] == '.' && (ol == 1 || fbuf[ol-2] == '/'); |
301fb56c WD |
1335 | |
1336 | if (S_ISDIR(file->mode) | |
82ad07c4 | 1337 | && !(file->flags & FLAG_MOUNT_DIR) && f_name(file, fbuf)) { |
f1773e09 WD |
1338 | void *save_filters; |
1339 | unsigned int len = strlen(fbuf); | |
1340 | if (len > 1 && fbuf[len-1] == '/') | |
1341 | fbuf[--len] = '\0'; | |
1342 | if (len >= MAXPATHLEN - 1) { | |
1343 | io_error |= IOERR_GENERAL; | |
3f0211b6 | 1344 | rprintf(FERROR_XFER, "skipping long-named directory: %s\n", |
f1773e09 WD |
1345 | full_fname(fbuf)); |
1346 | return; | |
1347 | } | |
1348 | save_filters = push_local_filters(fbuf, len); | |
a6e7b978 | 1349 | send_directory(f, flist, fbuf, len, flags); |
f1773e09 | 1350 | pop_local_filters(save_filters); |
56f0c976 WD |
1351 | fbuf[ol] = '\0'; |
1352 | if (is_dot_dir) | |
1353 | fbuf[ol-1] = '.'; | |
ebed4c3a | 1354 | } |
c627d613 AT |
1355 | } |
1356 | ||
a572e126 WD |
1357 | static int file_compare(const void *file1, const void *file2) |
1358 | { | |
1359 | return f_name_cmp(*(struct file_struct **)file1, | |
1360 | *(struct file_struct **)file2); | |
1361 | } | |
1362 | ||
56ce72c4 | 1363 | /* The guts of a merge-sort algorithm. This was derived from the glibc |
a572e126 WD |
1364 | * version, but I (Wayne) changed the merge code to do less copying and |
1365 | * to require only half the amount of temporary memory. */ | |
1366 | static void fsort_tmp(struct file_struct **fp, size_t num, | |
1367 | struct file_struct **tmp) | |
1368 | { | |
1369 | struct file_struct **f1, **f2, **t; | |
1370 | size_t n1, n2; | |
1371 | ||
1372 | n1 = num / 2; | |
1373 | n2 = num - n1; | |
1374 | f1 = fp; | |
1375 | f2 = fp + n1; | |
1376 | ||
1377 | if (n1 > 1) | |
1378 | fsort_tmp(f1, n1, tmp); | |
1379 | if (n2 > 1) | |
1380 | fsort_tmp(f2, n2, tmp); | |
1381 | ||
1382 | while (f_name_cmp(*f1, *f2) <= 0) { | |
1383 | if (!--n1) | |
1384 | return; | |
1385 | f1++; | |
1386 | } | |
1387 | ||
1388 | t = tmp; | |
1389 | memcpy(t, f1, n1 * PTR_SIZE); | |
1390 | ||
1391 | *f1++ = *f2++, n2--; | |
1392 | ||
1393 | while (n1 > 0 && n2 > 0) { | |
1394 | if (f_name_cmp(*t, *f2) <= 0) | |
1395 | *f1++ = *t++, n1--; | |
1396 | else | |
1397 | *f1++ = *f2++, n2--; | |
1398 | } | |
1399 | ||
1400 | if (n1 > 0) | |
1401 | memcpy(f1, t, n1 * PTR_SIZE); | |
1402 | } | |
1403 | ||
1404 | /* This file-struct sorting routine makes sure that any identical names in | |
1405 | * the file list stay in the same order as they were in the original list. | |
1406 | * This is particularly vital in inc_recurse mode where we expect a sort | |
1407 | * on the flist to match the exact order of a sort on the dir_flist. */ | |
1408 | static void fsort(struct file_struct **fp, size_t num) | |
c7e6f84f | 1409 | { |
a572e126 WD |
1410 | if (num <= 1) |
1411 | return; | |
1412 | ||
1413 | if (use_qsort) | |
1414 | qsort(fp, num, PTR_SIZE, file_compare); | |
1415 | else { | |
1416 | struct file_struct **tmp = new_array(struct file_struct *, | |
1417 | (num+1) / 2); | |
1418 | fsort_tmp(fp, num, tmp); | |
1419 | free(tmp); | |
1420 | } | |
c7e6f84f WD |
1421 | } |
1422 | ||
8ea07c00 WD |
1423 | /* We take an entire set of sibling dirs from the sorted flist and link them |
1424 | * into the tree, setting the appropriate parent/child/sibling pointers. */ | |
1425 | static void add_dirs_to_tree(int parent_ndx, struct file_list *from_flist, | |
1426 | int dir_cnt) | |
c7e6f84f WD |
1427 | { |
1428 | int i; | |
1429 | int32 *dp = NULL; | |
1430 | int32 *parent_dp = parent_ndx < 0 ? NULL | |
83d5e900 | 1431 | : F_DIR_NODE_P(dir_flist->sorted[parent_ndx]); |
c7e6f84f | 1432 | |
8ea07c00 WD |
1433 | flist_expand(dir_flist, dir_cnt); |
1434 | dir_flist->sorted = dir_flist->files; | |
c7e6f84f | 1435 | |
8ea07c00 WD |
1436 | for (i = 0; dir_cnt; i++) { |
1437 | struct file_struct *file = from_flist->sorted[i]; | |
1438 | ||
1439 | if (!S_ISDIR(file->mode)) | |
1440 | continue; | |
1441 | ||
9decb4d2 | 1442 | dir_flist->files[dir_flist->used++] = file; |
8ea07c00 | 1443 | dir_cnt--; |
ae87c434 | 1444 | |
4e421735 WD |
1445 | if (file->basename[0] == '.' && file->basename[1] == '\0') |
1446 | continue; | |
1447 | ||
c7e6f84f | 1448 | if (dp) |
9decb4d2 | 1449 | DIR_NEXT_SIBLING(dp) = dir_flist->used - 1; |
c7e6f84f | 1450 | else if (parent_dp) |
9decb4d2 | 1451 | DIR_FIRST_CHILD(parent_dp) = dir_flist->used - 1; |
c7e6f84f | 1452 | else |
9decb4d2 | 1453 | send_dir_ndx = dir_flist->used - 1; |
8ea07c00 | 1454 | |
83d5e900 | 1455 | dp = F_DIR_NODE_P(file); |
c7e6f84f WD |
1456 | DIR_PARENT(dp) = parent_ndx; |
1457 | DIR_FIRST_CHILD(dp) = -1; | |
1458 | } | |
1459 | if (dp) | |
1460 | DIR_NEXT_SIBLING(dp) = -1; | |
1461 | } | |
1462 | ||
301fb56c | 1463 | /* This function is normally called by the sender, but the receiving side also |
7b558d7f | 1464 | * calls it from get_dirlist() with f set to -1 so that we just construct the |
301fb56c WD |
1465 | * file list in memory without sending it over the wire. Also, get_dirlist() |
1466 | * might call this with f set to -2, which also indicates that local filter | |
1467 | * rules should be ignored. */ | |
a6e7b978 WD |
1468 | static void send_directory(int f, struct file_list *flist, char *fbuf, int len, |
1469 | int flags) | |
c627d613 | 1470 | { |
3ec4dd97 | 1471 | struct dirent *di; |
32cbfe7b | 1472 | unsigned remainder; |
3ec4dd97 | 1473 | char *p; |
f1773e09 | 1474 | DIR *d; |
c7e6f84f | 1475 | int divert_dirs = (flags & FLAG_DIVERT_DIRS) != 0; |
9decb4d2 | 1476 | int start = flist->used; |
252af65b | 1477 | int filter_level = f == -2 ? SERVER_FILTERS : ALL_FILTERS; |
c7e6f84f WD |
1478 | |
1479 | assert(flist != NULL); | |
3ec4dd97 | 1480 | |
f1773e09 | 1481 | if (!(d = opendir(fbuf))) { |
06c28400 | 1482 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1483 | rsyserr(FERROR_XFER, errno, "opendir %s failed", full_fname(fbuf)); |
3ec4dd97 AT |
1484 | return; |
1485 | } | |
c627d613 | 1486 | |
19b2a5d9 WD |
1487 | p = fbuf + len; |
1488 | if (len != 1 || *fbuf != '/') | |
eddd5d12 | 1489 | *p++ = '/'; |
f1773e09 | 1490 | *p = '\0'; |
32cbfe7b | 1491 | remainder = MAXPATHLEN - (p - fbuf); |
ebed4c3a | 1492 | |
6a7cc46c | 1493 | for (errno = 0, di = readdir(d); di; errno = 0, di = readdir(d)) { |
d6e6ecbd | 1494 | char *dname = d_name(di); |
6a7cc46c S |
1495 | if (dname[0] == '.' && (dname[1] == '\0' |
1496 | || (dname[1] == '.' && dname[2] == '\0'))) | |
3ec4dd97 | 1497 | continue; |
0ee6ca98 | 1498 | if (strlcpy(p, dname, remainder) >= remainder) { |
eddd5d12 WD |
1499 | io_error |= IOERR_GENERAL; |
1500 | rprintf(FINFO, | |
1501 | "cannot send long-named file %s\n", | |
f1773e09 | 1502 | full_fname(fbuf)); |
beaf4954 | 1503 | continue; |
eddd5d12 | 1504 | } |
411c04f0 WD |
1505 | if (dname[0] == '\0') { |
1506 | io_error |= IOERR_GENERAL; | |
1507 | rprintf(FINFO, | |
1508 | "cannot send file with empty name in %s\n", | |
1509 | full_fname(fbuf)); | |
1510 | continue; | |
1511 | } | |
0ee6ca98 | 1512 | |
252af65b | 1513 | send_file_name(f, flist, fbuf, NULL, flags, filter_level); |
3ec4dd97 | 1514 | } |
32cbfe7b WD |
1515 | |
1516 | fbuf[len] = '\0'; | |
1517 | ||
6a7cc46c | 1518 | if (errno) { |
06c28400 | 1519 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1520 | rsyserr(FERROR_XFER, errno, "readdir(%s)", full_fname(fbuf)); |
6a7cc46c | 1521 | } |
c627d613 | 1522 | |
3ec4dd97 | 1523 | closedir(d); |
301fb56c | 1524 | |
a6e7b978 | 1525 | if (f >= 0 && recurse && !divert_dirs) { |
9decb4d2 WD |
1526 | int i, end = flist->used - 1; |
1527 | /* send_if_directory() bumps flist->used, so use "end". */ | |
301fb56c | 1528 | for (i = start; i <= end; i++) |
c7e6f84f WD |
1529 | send_if_directory(f, flist, flist->files[i], fbuf, len, flags); |
1530 | } | |
1531 | } | |
1532 | ||
3932c423 WD |
1533 | static char lastpath[MAXPATHLEN] = ""; |
1534 | static int lastpath_len = 0; | |
1535 | static struct file_struct *lastpath_struct; | |
1536 | ||
1537 | static void send_implied_dirs(int f, struct file_list *flist, char *fname, | |
4e421735 | 1538 | char *start, char *limit, int flags, char name_type) |
3932c423 WD |
1539 | { |
1540 | struct file_struct *file; | |
54410882 WD |
1541 | item_list *relname_list; |
1542 | relnamecache **rnpp; | |
1543 | char *slash; | |
3932c423 | 1544 | int len, need_new_dir; |
75a01a07 | 1545 | struct filter_list_struct save_filter_list = filter_list; |
3932c423 | 1546 | |
3f309272 | 1547 | flags = (flags | FLAG_IMPLIED_DIR) & ~(FLAG_TOP_DIR | FLAG_CONTENT_DIR); |
75a01a07 | 1548 | filter_list.head = filter_list.tail = NULL; /* Don't filter implied dirs. */ |
3932c423 WD |
1549 | |
1550 | if (inc_recurse) { | |
1551 | if (lastpath_struct && F_PATHNAME(lastpath_struct) == pathname | |
1552 | && lastpath_len == limit - fname | |
1553 | && strncmp(lastpath, fname, lastpath_len) == 0) | |
1554 | need_new_dir = 0; | |
1555 | else | |
1556 | need_new_dir = 1; | |
1557 | } else | |
1558 | need_new_dir = 1; | |
1559 | ||
1560 | if (need_new_dir) { | |
1561 | int save_copy_links = copy_links; | |
1562 | int save_xfer_dirs = xfer_dirs; | |
1563 | ||
74db1f14 | 1564 | copy_links = xfer_dirs = 1; |
3932c423 WD |
1565 | |
1566 | *limit = '\0'; | |
1567 | ||
1568 | for (slash = start; (slash = strchr(slash+1, '/')) != NULL; ) { | |
1569 | *slash = '\0'; | |
1570 | send_file_name(f, flist, fname, NULL, flags, ALL_FILTERS); | |
1571 | *slash = '/'; | |
1572 | } | |
1573 | ||
1574 | file = send_file_name(f, flist, fname, NULL, flags, ALL_FILTERS); | |
1575 | if (inc_recurse) { | |
1576 | if (file && !S_ISDIR(file->mode)) | |
1577 | file = NULL; | |
3932c423 WD |
1578 | lastpath_struct = file; |
1579 | } | |
1580 | ||
1581 | strlcpy(lastpath, fname, sizeof lastpath); | |
1582 | lastpath_len = limit - fname; | |
1583 | ||
1584 | *limit = '/'; | |
1585 | ||
1586 | copy_links = save_copy_links; | |
1587 | xfer_dirs = save_xfer_dirs; | |
1588 | ||
1589 | if (!inc_recurse) | |
75a01a07 | 1590 | goto done; |
3932c423 WD |
1591 | } |
1592 | ||
1593 | if (!lastpath_struct) | |
75a01a07 | 1594 | goto done; /* dir must have vanished */ |
3932c423 WD |
1595 | |
1596 | len = strlen(limit+1); | |
54410882 WD |
1597 | memcpy(&relname_list, F_DIR_RELNAMES_P(lastpath_struct), sizeof relname_list); |
1598 | if (!relname_list) { | |
1599 | if (!(relname_list = new0(item_list))) | |
3932c423 | 1600 | out_of_memory("send_implied_dirs"); |
54410882 | 1601 | memcpy(F_DIR_RELNAMES_P(lastpath_struct), &relname_list, sizeof relname_list); |
3932c423 | 1602 | } |
54410882 WD |
1603 | rnpp = EXPAND_ITEM_LIST(relname_list, relnamecache *, 32); |
1604 | if (!(*rnpp = (relnamecache*)new_array(char, sizeof (relnamecache) + len))) | |
3932c423 | 1605 | out_of_memory("send_implied_dirs"); |
4e421735 | 1606 | (*rnpp)->name_type = name_type; |
54410882 | 1607 | strlcpy((*rnpp)->fname, limit+1, len + 1); |
75a01a07 WD |
1608 | |
1609 | done: | |
1610 | filter_list = save_filter_list; | |
3932c423 WD |
1611 | } |
1612 | ||
a6e7b978 | 1613 | static void send1extra(int f, struct file_struct *file, struct file_list *flist) |
c7e6f84f WD |
1614 | { |
1615 | char fbuf[MAXPATHLEN]; | |
54410882 | 1616 | item_list *relname_list; |
3f309272 | 1617 | int len, dlen, flags = FLAG_DIVERT_DIRS | FLAG_CONTENT_DIR; |
3932c423 | 1618 | size_t j; |
a6e7b978 WD |
1619 | |
1620 | f_name(file, fbuf); | |
1621 | dlen = strlen(fbuf); | |
1622 | ||
1623 | if (F_PATHNAME(file) != pathname) { | |
1624 | if (!push_pathname(F_PATHNAME(file), -1)) | |
1625 | exit_cleanup(RERR_FILESELECT); | |
1626 | } | |
1627 | ||
1628 | change_local_filter_dir(fbuf, dlen, send_dir_depth); | |
1629 | ||
53ec55a8 WD |
1630 | if (file->flags & FLAG_CONTENT_DIR) { |
1631 | if (one_file_system) { | |
1632 | STRUCT_STAT st; | |
1633 | if (link_stat(fbuf, &st, copy_dirlinks) != 0) { | |
1634 | io_error |= IOERR_GENERAL; | |
3f0211b6 | 1635 | rsyserr(FERROR_XFER, errno, "link_stat %s failed", |
53ec55a8 WD |
1636 | full_fname(fbuf)); |
1637 | return; | |
1638 | } | |
1639 | filesystem_dev = st.st_dev; | |
1640 | } | |
3932c423 | 1641 | send_directory(f, flist, fbuf, dlen, flags); |
53ec55a8 | 1642 | } |
3932c423 WD |
1643 | |
1644 | if (!relative_paths) | |
1645 | return; | |
1646 | ||
54410882 WD |
1647 | memcpy(&relname_list, F_DIR_RELNAMES_P(file), sizeof relname_list); |
1648 | if (!relname_list) | |
3932c423 WD |
1649 | return; |
1650 | ||
54410882 WD |
1651 | for (j = 0; j < relname_list->count; j++) { |
1652 | char *slash; | |
1653 | relnamecache *rnp = ((relnamecache**)relname_list->items)[j]; | |
4e421735 | 1654 | char name_type = rnp->name_type; |
3932c423 WD |
1655 | |
1656 | fbuf[dlen] = '/'; | |
54410882 WD |
1657 | len = strlcpy(fbuf + dlen + 1, rnp->fname, sizeof fbuf - dlen - 1); |
1658 | free(rnp); | |
3932c423 WD |
1659 | if (len >= (int)sizeof fbuf) |
1660 | continue; /* Impossible... */ | |
1661 | ||
1662 | slash = strchr(fbuf+dlen+1, '/'); | |
1663 | if (slash) { | |
4e421735 | 1664 | send_implied_dirs(f, flist, fbuf, fbuf+dlen+1, slash, flags, name_type); |
3932c423 WD |
1665 | continue; |
1666 | } | |
1667 | ||
4e421735 | 1668 | if (name_type != NORMAL_NAME) { |
3932c423 | 1669 | STRUCT_STAT st; |
a15c4b38 | 1670 | if (link_stat(fbuf, &st, 1) != 0) { |
3932c423 | 1671 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1672 | rsyserr(FERROR_XFER, errno, "link_stat %s failed", |
3932c423 WD |
1673 | full_fname(fbuf)); |
1674 | continue; | |
1675 | } | |
ff0284dd WD |
1676 | send_file_name(f, flist, fbuf, &st, FLAG_TOP_DIR | flags, ALL_FILTERS); |
1677 | } else | |
1678 | send_file_name(f, flist, fbuf, NULL, FLAG_TOP_DIR | flags, ALL_FILTERS); | |
3932c423 WD |
1679 | } |
1680 | ||
54410882 | 1681 | free(relname_list); |
a6e7b978 WD |
1682 | } |
1683 | ||
1684 | void send_extra_file_list(int f, int at_least) | |
1685 | { | |
c7e6f84f WD |
1686 | struct file_list *flist; |
1687 | int64 start_write; | |
40e38376 | 1688 | uint16 prev_flags; |
d620219d | 1689 | int old_cnt, save_io_error = io_error; |
c7e6f84f | 1690 | |
25c2a6ac | 1691 | if (flist_eof) |
c7e6f84f WD |
1692 | return; |
1693 | ||
1694 | /* Keep sending data until we have the requested number of | |
1695 | * files in the upcoming file-lists. */ | |
d620219d WD |
1696 | old_cnt = cur_flist->used; |
1697 | for (flist = first_flist; flist != cur_flist; flist = flist->next) | |
1698 | old_cnt += flist->used; | |
1699 | while (file_total - old_cnt < at_least) { | |
a6e7b978 | 1700 | struct file_struct *file = dir_flist->sorted[send_dir_ndx]; |
79028af1 | 1701 | int dir_ndx, dstart = dir_count; |
8db8eacb | 1702 | const char *pathname = F_PATHNAME(file); |
c7e6f84f | 1703 | int32 *dp; |
c7e6f84f WD |
1704 | |
1705 | flist = flist_new(0, "send_extra_file_list"); | |
4c9d5fef | 1706 | start_write = stats.total_written; |
c7e6f84f | 1707 | |
f7a76b9c | 1708 | if (unsort_ndx) |
79028af1 WD |
1709 | dir_ndx = F_NDX(file); |
1710 | else | |
79028af1 WD |
1711 | dir_ndx = send_dir_ndx; |
1712 | write_ndx(f, NDX_FLIST_OFFSET - dir_ndx); | |
5459e693 | 1713 | flist->parent_ndx = dir_ndx; |
a6e7b978 | 1714 | |
79028af1 | 1715 | send1extra(f, file, flist); |
40e38376 | 1716 | prev_flags = file->flags; |
83d5e900 | 1717 | dp = F_DIR_NODE_P(file); |
a6e7b978 | 1718 | |
79028af1 WD |
1719 | /* If there are any duplicate directory names that follow, we |
1720 | * send all the dirs together in one file-list. The dir_flist | |
1721 | * tree links all the child subdirs onto the last dup dir. */ | |
1722 | while ((dir_ndx = DIR_NEXT_SIBLING(dp)) >= 0 | |
1723 | && dir_flist->sorted[dir_ndx]->flags & FLAG_DUPLICATE) { | |
1724 | send_dir_ndx = dir_ndx; | |
1725 | file = dir_flist->sorted[dir_ndx]; | |
40e38376 | 1726 | /* Try to avoid some duplicate scanning of identical dirs. */ |
3f309272 WD |
1727 | if (F_PATHNAME(file) == pathname && prev_flags & FLAG_CONTENT_DIR) |
1728 | file->flags &= ~FLAG_CONTENT_DIR; | |
40e38376 WD |
1729 | send1extra(f, file, flist); |
1730 | prev_flags = file->flags; | |
83d5e900 | 1731 | dp = F_DIR_NODE_P(file); |
a6e7b978 | 1732 | } |
79028af1 | 1733 | |
a6e7b978 WD |
1734 | write_byte(f, 0); |
1735 | ||
a6e7b978 | 1736 | if (need_unsorted_flist) { |
9decb4d2 | 1737 | if (!(flist->sorted = new_array(struct file_struct *, flist->used))) |
8ea07c00 WD |
1738 | out_of_memory("send_extra_file_list"); |
1739 | memcpy(flist->sorted, flist->files, | |
9decb4d2 | 1740 | flist->used * sizeof (struct file_struct*)); |
a6e7b978 | 1741 | } else |
332cf6df | 1742 | flist->sorted = flist->files; |
8ea07c00 | 1743 | |
65b4e4b2 | 1744 | flist_sort_and_clean(flist, 0); |
5459e693 | 1745 | |
8ea07c00 | 1746 | add_dirs_to_tree(send_dir_ndx, flist, dir_count - dstart); |
abdcb21a | 1747 | flist_done_allocating(flist); |
a6e7b978 | 1748 | |
9decb4d2 | 1749 | file_total += flist->used; |
c7e6f84f | 1750 | stats.flist_size += stats.total_written - start_write; |
9decb4d2 | 1751 | stats.num_files += flist->used; |
c7e6f84f WD |
1752 | if (verbose > 3) |
1753 | output_flist(flist); | |
1754 | ||
c7e6f84f WD |
1755 | if (DIR_FIRST_CHILD(dp) >= 0) { |
1756 | send_dir_ndx = DIR_FIRST_CHILD(dp); | |
1757 | send_dir_depth++; | |
1758 | } else { | |
1759 | while (DIR_NEXT_SIBLING(dp) < 0) { | |
1760 | if ((send_dir_ndx = DIR_PARENT(dp)) < 0) { | |
9ae7a2cd | 1761 | write_ndx(f, NDX_FLIST_EOF); |
c7e6f84f WD |
1762 | flist_eof = 1; |
1763 | change_local_filter_dir(NULL, 0, 0); | |
1764 | goto finish; | |
1765 | } | |
1766 | send_dir_depth--; | |
a6e7b978 | 1767 | file = dir_flist->sorted[send_dir_ndx]; |
83d5e900 | 1768 | dp = F_DIR_NODE_P(file); |
c7e6f84f WD |
1769 | } |
1770 | send_dir_ndx = DIR_NEXT_SIBLING(dp); | |
1771 | } | |
301fb56c | 1772 | } |
c7e6f84f WD |
1773 | |
1774 | finish: | |
1775 | if (io_error != save_io_error && !ignore_errors) | |
1776 | send_msg_int(MSG_IO_ERROR, io_error); | |
c627d613 AT |
1777 | } |
1778 | ||
ebed4c3a | 1779 | struct file_list *send_file_list(int f, int argc, char *argv[]) |
c627d613 | 1780 | { |
3bb88b43 WD |
1781 | static const char *lastdir; |
1782 | static int lastdir_len = -1; | |
1783 | int len, dirlen; | |
bcacc18b | 1784 | STRUCT_STAT st; |
c7e6f84f | 1785 | char *p, *dir; |
649d65ed | 1786 | struct file_list *flist; |
31b4d25d | 1787 | struct timeval start_tv, end_tv; |
a800434a | 1788 | int64 start_write; |
24d0fcde | 1789 | int use_ff_fd = 0; |
ff0284dd | 1790 | int disable_buffering; |
3f309272 | 1791 | int flags = recurse ? FLAG_CONTENT_DIR : 0; |
95a44066 | 1792 | int reading_remotely = filesfrom_host != NULL; |
2509753f | 1793 | int rl_flags = (reading_remotely ? 0 : RL_DUMP_COMMENTS) |
22955408 WD |
1794 | #ifdef ICONV_OPTION |
1795 | | (filesfrom_convert ? RL_CONVERT : 0) | |
1796 | #endif | |
1797 | | (eol_nulls || reading_remotely ? RL_EOL_NULLS : 0); | |
649d65ed | 1798 | |
ea124cb3 | 1799 | rprintf(FLOG, "building file list\n"); |
134f4338 | 1800 | if (show_filelist_p()) |
1bbd10fe | 1801 | start_filelist_progress("building file list"); |
3ea6e0e7 | 1802 | else if (inc_recurse && verbose && !am_server) |
98b1689d | 1803 | rprintf(FCLIENT, "sending incremental file list\n"); |
c627d613 | 1804 | |
a800434a | 1805 | start_write = stats.total_written; |
31b4d25d | 1806 | gettimeofday(&start_tv, NULL); |
a800434a | 1807 | |
3f309272 WD |
1808 | if (relative_paths && protocol_version >= 30) |
1809 | implied_dirs = 1; /* We send flagged implied dirs */ | |
1810 | ||
8cae71eb | 1811 | #ifdef SUPPORT_HARD_LINKS |
c7e6f84f | 1812 | if (preserve_hard_links && protocol_version >= 30 && !cur_flist) |
8cae71eb WD |
1813 | init_hard_links(); |
1814 | #endif | |
1815 | ||
c7e6f84f | 1816 | flist = cur_flist = flist_new(0, "send_file_list"); |
3ea6e0e7 | 1817 | if (inc_recurse) { |
c7e6f84f | 1818 | dir_flist = flist_new(FLIST_TEMP, "send_file_list"); |
ff0284dd WD |
1819 | flags |= FLAG_DIVERT_DIRS; |
1820 | } else | |
c7e6f84f | 1821 | dir_flist = cur_flist; |
c627d613 | 1822 | |
c7e6f84f | 1823 | disable_buffering = io_start_buffering_out(f); |
134f4338 | 1824 | if (filesfrom_fd >= 0) { |
6f3684ff | 1825 | if (argv[0] && !push_dir(argv[0], 0)) { |
3f0211b6 | 1826 | rsyserr(FERROR_XFER, errno, "push_dir %s failed in %s", |
63d83e94 | 1827 | full_fname(argv[0]), curr_dir); |
134f4338 | 1828 | exit_cleanup(RERR_FILESELECT); |
24d0fcde | 1829 | } |
134f4338 | 1830 | use_ff_fd = 1; |
d6dead6b AT |
1831 | } |
1832 | ||
24d0fcde | 1833 | while (1) { |
4e421735 | 1834 | char fbuf[MAXPATHLEN], *fn, name_type; |
c627d613 | 1835 | |
24d0fcde | 1836 | if (use_ff_fd) { |
2509753f | 1837 | if (read_line(filesfrom_fd, fbuf, sizeof fbuf, rl_flags) == 0) |
24d0fcde | 1838 | break; |
29bca53f | 1839 | sanitize_path(fbuf, fbuf, "", 0); |
24d0fcde WD |
1840 | } else { |
1841 | if (argc-- == 0) | |
1842 | break; | |
56f0c976 | 1843 | strlcpy(fbuf, *argv++, MAXPATHLEN); |
24d0fcde | 1844 | if (sanitize_paths) |
29bca53f | 1845 | sanitize_path(fbuf, fbuf, "", 0); |
24d0fcde | 1846 | } |
c627d613 | 1847 | |
56f0c976 | 1848 | len = strlen(fbuf); |
1902a765 WD |
1849 | if (relative_paths) { |
1850 | /* We clean up fbuf below. */ | |
4e421735 | 1851 | name_type = NORMAL_NAME; |
1902a765 | 1852 | } else if (!len || fbuf[len - 1] == '/') { |
56f0c976 | 1853 | if (len == 2 && fbuf[0] == '.') { |
6931c138 | 1854 | /* Turn "./" into just "." rather than "./." */ |
34aa616d | 1855 | fbuf[--len] = '\0'; |
557a35f5 | 1856 | } else { |
56f0c976 | 1857 | if (len + 1 >= MAXPATHLEN) |
a1f99493 | 1858 | overflow_exit("send_file_list"); |
56f0c976 WD |
1859 | fbuf[len++] = '.'; |
1860 | fbuf[len] = '\0'; | |
53f821f1 | 1861 | } |
4e421735 | 1862 | name_type = DOT_NAME; |
56f0c976 WD |
1863 | } else if (len > 1 && fbuf[len-1] == '.' && fbuf[len-2] == '.' |
1864 | && (len == 2 || fbuf[len-3] == '/')) { | |
1865 | if (len + 2 >= MAXPATHLEN) | |
a1f99493 | 1866 | overflow_exit("send_file_list"); |
56f0c976 WD |
1867 | fbuf[len++] = '/'; |
1868 | fbuf[len++] = '.'; | |
1869 | fbuf[len] = '\0'; | |
4e421735 WD |
1870 | name_type = DOT_NAME; |
1871 | } else if (fbuf[len-1] == '.' && (len == 1 || fbuf[len-2] == '/')) | |
1872 | name_type = DOT_NAME; | |
1873 | else | |
1874 | name_type = NORMAL_NAME; | |
c627d613 | 1875 | |
649d65ed AT |
1876 | dir = NULL; |
1877 | ||
1878 | if (!relative_paths) { | |
56f0c976 | 1879 | p = strrchr(fbuf, '/'); |
649d65ed | 1880 | if (p) { |
151f59f1 | 1881 | *p = '\0'; |
56f0c976 | 1882 | if (p == fbuf) |
649d65ed AT |
1883 | dir = "/"; |
1884 | else | |
56f0c976 WD |
1885 | dir = fbuf; |
1886 | len -= p - fbuf + 1; | |
1887 | fn = p + 1; | |
1888 | } else | |
1889 | fn = fbuf; | |
1902a765 WD |
1890 | } else { |
1891 | if ((p = strstr(fbuf, "/./")) != NULL) { | |
1892 | *p = '\0'; | |
1893 | if (p == fbuf) | |
1894 | dir = "/"; | |
1895 | else | |
1896 | dir = fbuf; | |
1902a765 | 1897 | fn = p + 3; |
4e421735 WD |
1898 | while (*fn == '/') |
1899 | fn++; | |
1900 | if (!*fn) | |
1901 | *--fn = '\0'; /* ensure room for '.' */ | |
1902a765 WD |
1902 | } else |
1903 | fn = fbuf; | |
4e421735 WD |
1904 | len = clean_fname(fn, CFN_KEEP_LEADING_DOT_DIR |
1905 | | CFN_KEEP_TRAILING_SLASH | |
1906 | | CFN_DROP_TRAILING_DOT_DIR); | |
ff0284dd WD |
1907 | if (len == 1) { |
1908 | if (fn[0] == '/') { | |
1909 | fn = "/."; | |
1910 | len = 2; | |
4e421735 | 1911 | name_type = DOT_NAME; |
ff0284dd | 1912 | } else if (fn[0] == '.') |
4e421735 WD |
1913 | name_type = DOT_NAME; |
1914 | } else if (fn[len-1] == '/') { | |
1915 | fn[--len] = '\0'; | |
1916 | if (len == 1 && *fn == '.') | |
1917 | name_type = DOT_NAME; | |
1918 | else | |
1919 | name_type = SLASH_ENDING_NAME; | |
ff0284dd | 1920 | } |
1902a765 | 1921 | /* Reject a ".." dir in the active part of the path. */ |
ede1f0eb WD |
1922 | for (p = fn; (p = strstr(p, "..")) != NULL; p += 2) { |
1923 | if ((p[2] == '/' || p[2] == '\0') | |
1924 | && (p == fn || p[-1] == '/')) { | |
1925 | rprintf(FERROR, | |
1926 | "found \"..\" dir in relative path: %s\n", | |
4e421735 | 1927 | fn); |
ede1f0eb WD |
1928 | exit_cleanup(RERR_SYNTAX); |
1929 | } | |
1902a765 WD |
1930 | } |
1931 | } | |
d2ea5980 | 1932 | |
56f0c976 WD |
1933 | if (!*fn) { |
1934 | len = 1; | |
1935 | fn = "."; | |
4e421735 | 1936 | name_type = DOT_NAME; |
56f0c976 | 1937 | } |
d2ea5980 | 1938 | |
3bb88b43 WD |
1939 | dirlen = dir ? strlen(dir) : 0; |
1940 | if (dirlen != lastdir_len || memcmp(lastdir, dir, dirlen) != 0) { | |
ef35abb2 | 1941 | if (!push_pathname(dir ? strdup(dir) : NULL, dirlen)) |
3b7bcaaf | 1942 | continue; |
ef35abb2 WD |
1943 | lastdir = pathname; |
1944 | lastdir_len = pathname_len; | |
3b7bcaaf | 1945 | } else if (!push_pathname(lastdir, lastdir_len)) |
3bb88b43 | 1946 | continue; |
d2ea5980 | 1947 | |
99eba675 | 1948 | if (fn != fbuf) |
56f0c976 WD |
1949 | memmove(fbuf, fn, len + 1); |
1950 | ||
1aefb7ef WD |
1951 | if (link_stat(fbuf, &st, copy_dirlinks || name_type != NORMAL_NAME) != 0 |
1952 | || is_daemon_excluded(fbuf, S_ISDIR(st.st_mode) != 0)) { | |
25c2a6ac | 1953 | io_error |= IOERR_GENERAL; |
3f0211b6 | 1954 | rsyserr(FERROR_XFER, errno, "link_stat %s failed", |
25c2a6ac WD |
1955 | full_fname(fbuf)); |
1956 | continue; | |
1957 | } | |
1958 | ||
1959 | if (S_ISDIR(st.st_mode) && !xfer_dirs) { | |
1960 | rprintf(FINFO, "skipping directory %s\n", fbuf); | |
1961 | continue; | |
1962 | } | |
1963 | ||
3932c423 WD |
1964 | if (inc_recurse && relative_paths && *fbuf) { |
1965 | if ((p = strchr(fbuf+1, '/')) != NULL) { | |
4e421735 WD |
1966 | if (p - fbuf == 1 && *fbuf == '.') { |
1967 | if ((fn = strchr(p+1, '/')) != NULL) | |
1968 | p = fn; | |
1969 | } else | |
1970 | fn = p; | |
1971 | send_implied_dirs(f, flist, fbuf, fbuf, p, flags, name_type); | |
1972 | if (fn == p) | |
1973 | continue; | |
3932c423 WD |
1974 | } |
1975 | } else if (implied_dirs && (p=strrchr(fbuf,'/')) && p != fbuf) { | |
151f59f1 WD |
1976 | /* Send the implied directories at the start of the |
1977 | * source spec, so we get their permissions right. */ | |
56f0c976 | 1978 | char *lp = lastpath, *slash = fbuf; |
151f59f1 | 1979 | *p = '\0'; |
2154309a WD |
1980 | /* Skip any initial directories in our path that we |
1981 | * have in common with lastpath. */ | |
56f0c976 | 1982 | for (fn = fbuf; *fn && *lp == *fn; lp++, fn++) { |
2154309a WD |
1983 | if (*fn == '/') |
1984 | slash = fn; | |
2154309a WD |
1985 | } |
1986 | *p = '/'; | |
3932c423 WD |
1987 | if (fn != p || (*lp && *lp != '/')) |
1988 | send_implied_dirs(f, flist, fbuf, slash, p, flags, 0); | |
649d65ed | 1989 | } |
ebed4c3a | 1990 | |
53ec55a8 WD |
1991 | if (one_file_system) |
1992 | filesystem_dev = st.st_dev; | |
1993 | ||
4e421735 | 1994 | if (recurse || (xfer_dirs && name_type != NORMAL_NAME)) { |
42c6b139 | 1995 | struct file_struct *file; |
3f309272 | 1996 | int top_flags = FLAG_TOP_DIR | FLAG_CONTENT_DIR | flags; |
42c6b139 WD |
1997 | file = send_file_name(f, flist, fbuf, &st, |
1998 | top_flags, ALL_FILTERS); | |
4e421735 | 1999 | if (inc_recurse) { |
eb7715c1 | 2000 | if (name_type == DOT_NAME && file) { |
4e421735 WD |
2001 | if (send_dir_depth < 0) { |
2002 | send_dir_depth = 0; | |
2003 | change_local_filter_dir(fbuf, len, send_dir_depth); | |
2004 | } | |
2005 | send_directory(f, flist, fbuf, len, flags); | |
2006 | } | |
2007 | } else if (file) | |
42c6b139 WD |
2008 | send_if_directory(f, flist, file, fbuf, len, flags); |
2009 | } else | |
2010 | send_file_name(f, flist, fbuf, &st, flags, ALL_FILTERS); | |
649d65ed | 2011 | } |
dc5ddbcc | 2012 | |
134f4338 WD |
2013 | gettimeofday(&end_tv, NULL); |
2014 | stats.flist_buildtime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000 | |
2015 | + (end_tv.tv_usec - start_tv.tv_usec) / 1000; | |
2016 | if (stats.flist_buildtime == 0) | |
2017 | stats.flist_buildtime = 1; | |
2018 | start_tv = end_tv; | |
31b4d25d | 2019 | |
8cae71eb WD |
2020 | write_byte(f, 0); /* Indicate end of file list */ |
2021 | ||
2022 | #ifdef SUPPORT_HARD_LINKS | |
3ea6e0e7 | 2023 | if (preserve_hard_links && protocol_version >= 30 && !inc_recurse) |
8cae71eb WD |
2024 | idev_destroy(); |
2025 | #endif | |
c627d613 | 2026 | |
134f4338 WD |
2027 | if (show_filelist_p()) |
2028 | finish_filelist_progress(flist); | |
31b4d25d | 2029 | |
134f4338 WD |
2030 | gettimeofday(&end_tv, NULL); |
2031 | stats.flist_xfertime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000 | |
2032 | + (end_tv.tv_usec - start_tv.tv_usec) / 1000; | |
ebed4c3a | 2033 | |
332cf6df WD |
2034 | /* When converting names, both sides keep an unsorted file-list array |
2035 | * because the names will differ on the sending and receiving sides | |
2036 | * (both sides will use the unsorted index number for each item). */ | |
2037 | ||
a6e7b978 WD |
2038 | /* Sort the list without removing any duplicates. This allows the |
2039 | * receiving side to ask for whatever name it kept. For incremental | |
2040 | * recursion mode, the sender marks duplicate dirs so that it can | |
2041 | * send them together in a single file-list. */ | |
332cf6df | 2042 | if (need_unsorted_flist) { |
65b4e4b2 WD |
2043 | if (!(flist->sorted = new_array(struct file_struct *, flist->used))) |
2044 | out_of_memory("send_file_list"); | |
2045 | memcpy(flist->sorted, flist->files, | |
2046 | flist->used * sizeof (struct file_struct*)); | |
2047 | } else | |
332cf6df | 2048 | flist->sorted = flist->files; |
65b4e4b2 | 2049 | flist_sort_and_clean(flist, 0); |
9decb4d2 | 2050 | file_total += flist->used; |
ebed4c3a | 2051 | |
0b52f94d | 2052 | if (numeric_ids <= 0 && !inc_recurse) |
1564cd5a | 2053 | send_id_list(f); |
f6c34742 | 2054 | |
134f4338 | 2055 | /* send the io_error flag */ |
c7e6f84f WD |
2056 | if (protocol_version < 30) |
2057 | write_int(f, ignore_errors ? 0 : io_error); | |
2058 | else if (io_error && !ignore_errors) | |
2059 | send_msg_int(MSG_IO_ERROR, io_error); | |
2060 | ||
2061 | if (disable_buffering) | |
2062 | io_end_buffering_out(); | |
6ba9279f | 2063 | |
134f4338 | 2064 | stats.flist_size = stats.total_written - start_write; |
9decb4d2 | 2065 | stats.num_files = flist->used; |
d6dead6b | 2066 | |
cefed3e8 | 2067 | if (verbose > 3) |
32cbfe7b | 2068 | output_flist(flist); |
cefed3e8 | 2069 | |
17faa41c | 2070 | if (verbose > 2) |
ebed4c3a | 2071 | rprintf(FINFO, "send_file_list done\n"); |
17faa41c | 2072 | |
3ea6e0e7 | 2073 | if (inc_recurse) { |
4e421735 | 2074 | send_dir_depth = 1; |
8ea07c00 | 2075 | add_dirs_to_tree(-1, flist, dir_count); |
4e421735 WD |
2076 | if (!file_total || strcmp(flist->sorted[0]->basename, ".") != 0) |
2077 | flist->parent_ndx = -1; | |
abdcb21a | 2078 | flist_done_allocating(flist); |
25c2a6ac WD |
2079 | if (send_dir_ndx < 0) { |
2080 | write_ndx(f, NDX_FLIST_EOF); | |
2081 | flist_eof = 1; | |
2082 | } | |
2083 | else if (file_total == 1) { | |
c7e6f84f WD |
2084 | /* If we're creating incremental file-lists and there |
2085 | * was just 1 item in the first file-list, send 1 more | |
2086 | * file-list to check if this is a 1-file xfer. */ | |
25c2a6ac | 2087 | send_extra_file_list(f, 1); |
c7e6f84f WD |
2088 | } |
2089 | } | |
2090 | ||
649d65ed | 2091 | return flist; |
c627d613 AT |
2092 | } |
2093 | ||
c627d613 AT |
2094 | struct file_list *recv_file_list(int f) |
2095 | { | |
ebed4c3a | 2096 | struct file_list *flist; |
c7e6f84f | 2097 | int dstart, flags; |
ebed4c3a | 2098 | int64 start_read; |
c627d613 | 2099 | |
98b1689d | 2100 | if (!first_flist) |
c7e6f84f | 2101 | rprintf(FLOG, "receiving file list\n"); |
1bbd10fe DD |
2102 | if (show_filelist_p()) |
2103 | start_filelist_progress("receiving file list"); | |
3ea6e0e7 | 2104 | else if (inc_recurse && verbose && !am_server && !first_flist) |
98b1689d | 2105 | rprintf(FCLIENT, "receiving incremental file list\n"); |
c627d613 | 2106 | |
ebed4c3a | 2107 | start_read = stats.total_read; |
a800434a | 2108 | |
8cae71eb | 2109 | #ifdef SUPPORT_HARD_LINKS |
d4d6646a | 2110 | if (preserve_hard_links && !first_flist) |
8cae71eb WD |
2111 | init_hard_links(); |
2112 | #endif | |
c627d613 | 2113 | |
9863bdbc WD |
2114 | flist = flist_new(0, "recv_file_list"); |
2115 | ||
3ea6e0e7 | 2116 | if (inc_recurse) { |
4e421735 | 2117 | if (flist->ndx_start == 1) |
c7e6f84f | 2118 | dir_flist = flist_new(FLIST_TEMP, "recv_file_list"); |
9decb4d2 | 2119 | dstart = dir_flist->used; |
c7e6f84f WD |
2120 | } else { |
2121 | dir_flist = flist; | |
2122 | dstart = 0; | |
2123 | } | |
2124 | ||
1ef00d20 | 2125 | while ((flags = read_byte(f)) != 0) { |
f5db0993 | 2126 | struct file_struct *file; |
dbda5fbf | 2127 | |
8ea07c00 | 2128 | flist_expand(flist, 1); |
c627d613 | 2129 | |
d01d15e0 | 2130 | if (protocol_version >= 28 && (flags & XMIT_EXTENDED_FLAGS)) |
75bc8600 | 2131 | flags |= read_byte(f) << 8; |
82ad07c4 | 2132 | file = recv_file_entry(flist, flags, f); |
c627d613 | 2133 | |
3ea6e0e7 | 2134 | if (inc_recurse && S_ISDIR(file->mode)) { |
8ea07c00 | 2135 | flist_expand(dir_flist, 1); |
9decb4d2 | 2136 | dir_flist->files[dir_flist->used++] = file; |
c7e6f84f WD |
2137 | } |
2138 | ||
9decb4d2 | 2139 | flist->files[flist->used++] = file; |
c627d613 | 2140 | |
9decb4d2 | 2141 | maybe_emit_filelist_progress(flist->used); |
1bbd10fe | 2142 | |
5e4ff5f9 WD |
2143 | if (verbose > 2) { |
2144 | rprintf(FINFO, "recv_file_name(%s)\n", | |
2145 | f_name(file, NULL)); | |
2146 | } | |
ebed4c3a | 2147 | } |
9decb4d2 | 2148 | file_total += flist->used; |
c627d613 | 2149 | |
ebed4c3a | 2150 | if (verbose > 2) |
9decb4d2 | 2151 | rprintf(FINFO, "received %d names\n", flist->used); |
c627d613 | 2152 | |
b7736c79 | 2153 | if (show_filelist_p()) |
1bbd10fe | 2154 | finish_filelist_progress(flist); |
a06d19e3 | 2155 | |
332cf6df WD |
2156 | if (need_unsorted_flist) { |
2157 | /* Create an extra array of index pointers that we can sort for | |
2158 | * the generator's use (for wading through the files in sorted | |
2159 | * order and for calling flist_find()). We keep the "files" | |
2160 | * list unsorted for our exchange of index numbers with the | |
2161 | * other side (since their names may not sort the same). */ | |
9decb4d2 | 2162 | if (!(flist->sorted = new_array(struct file_struct *, flist->used))) |
332cf6df WD |
2163 | out_of_memory("recv_file_list"); |
2164 | memcpy(flist->sorted, flist->files, | |
9decb4d2 WD |
2165 | flist->used * sizeof (struct file_struct*)); |
2166 | if (inc_recurse && dir_flist->used > dstart) { | |
65b4e4b2 WD |
2167 | static int dir_flist_malloced = 0; |
2168 | if (dir_flist_malloced < dir_flist->malloced) { | |
2169 | dir_flist->sorted = realloc_array(dir_flist->sorted, | |
2170 | struct file_struct *, | |
2171 | dir_flist->malloced); | |
2172 | dir_flist_malloced = dir_flist->malloced; | |
2173 | } | |
8ea07c00 | 2174 | memcpy(dir_flist->sorted + dstart, dir_flist->files + dstart, |
9decb4d2 WD |
2175 | (dir_flist->used - dstart) * sizeof (struct file_struct*)); |
2176 | fsort(dir_flist->sorted + dstart, dir_flist->used - dstart); | |
a6e7b978 | 2177 | } |
f7a76b9c | 2178 | } else { |
332cf6df | 2179 | flist->sorted = flist->files; |
9decb4d2 | 2180 | if (inc_recurse && dir_flist->used > dstart) { |
a6e7b978 | 2181 | dir_flist->sorted = dir_flist->files; |
9decb4d2 | 2182 | fsort(dir_flist->sorted + dstart, dir_flist->used - dstart); |
a6e7b978 WD |
2183 | } |
2184 | } | |
332cf6df | 2185 | |
abdcb21a WD |
2186 | if (inc_recurse) |
2187 | flist_done_allocating(flist); | |
2188 | else if (f >= 0) | |
1564cd5a | 2189 | recv_id_list(f, flist); |
f6c34742 | 2190 | |
65b4e4b2 | 2191 | flist_sort_and_clean(flist, relative_paths); |
a6e7b978 | 2192 | |
c7e6f84f | 2193 | if (protocol_version < 30) { |
b9f592fb | 2194 | /* Recv the io_error flag */ |
1f56188f | 2195 | if (ignore_errors) |
b9f592fb WD |
2196 | read_int(f); |
2197 | else | |
2198 | io_error |= read_int(f); | |
4e421735 WD |
2199 | } else if (inc_recurse && flist->ndx_start == 1) { |
2200 | if (!file_total || strcmp(flist->sorted[0]->basename, ".") != 0) | |
2201 | flist->parent_ndx = -1; | |
ebed4c3a | 2202 | } |
6ba9279f | 2203 | |
cefed3e8 | 2204 | if (verbose > 3) |
32cbfe7b | 2205 | output_flist(flist); |
cefed3e8 | 2206 | |
ebed4c3a MP |
2207 | if (verbose > 2) |
2208 | rprintf(FINFO, "recv_file_list done\n"); | |
17faa41c | 2209 | |
c7e6f84f | 2210 | stats.flist_size += stats.total_read - start_read; |
9decb4d2 | 2211 | stats.num_files += flist->used; |
a800434a | 2212 | |
ebed4c3a | 2213 | return flist; |
c627d613 AT |
2214 | } |
2215 | ||
c7e6f84f WD |
2216 | /* This is only used once by the receiver if the very first file-list |
2217 | * has exactly one item in it. */ | |
2218 | void recv_additional_file_list(int f) | |
c627d613 | 2219 | { |
c7e6f84f | 2220 | struct file_list *flist; |
9ae7a2cd | 2221 | int ndx = read_ndx(f); |
25c2a6ac | 2222 | if (ndx == NDX_FLIST_EOF) { |
c7e6f84f WD |
2223 | flist_eof = 1; |
2224 | change_local_filter_dir(NULL, 0, 0); | |
2225 | } else { | |
2226 | ndx = NDX_FLIST_OFFSET - ndx; | |
9decb4d2 | 2227 | if (ndx < 0 || ndx >= dir_flist->used) { |
c7e6f84f WD |
2228 | ndx = NDX_FLIST_OFFSET - ndx; |
2229 | rprintf(FERROR, | |
8ea07c00 WD |
2230 | "[%s] Invalid dir index: %d (%d - %d)\n", |
2231 | who_am_i(), ndx, NDX_FLIST_OFFSET, | |
9decb4d2 | 2232 | NDX_FLIST_OFFSET - dir_flist->used + 1); |
c7e6f84f WD |
2233 | exit_cleanup(RERR_PROTOCOL); |
2234 | } | |
1faa1a6d WD |
2235 | if (verbose > 3) { |
2236 | rprintf(FINFO, "[%s] receiving flist for dir %d\n", | |
2237 | who_am_i(), ndx); | |
2238 | } | |
c7e6f84f WD |
2239 | flist = recv_file_list(f); |
2240 | flist->parent_ndx = ndx; | |
2241 | } | |
c627d613 AT |
2242 | } |
2243 | ||
f5db0993 WD |
2244 | /* Search for an identically-named item in the file list. Note that the |
2245 | * items must agree in their directory-ness, or no match is returned. */ | |
2f3cad89 | 2246 | int flist_find(struct file_list *flist, struct file_struct *f) |
c627d613 | 2247 | { |
f3c3ed44 | 2248 | int low = flist->low, high = flist->high; |
207522ae | 2249 | int diff, mid, mid_up; |
f3c3ed44 WD |
2250 | |
2251 | while (low <= high) { | |
2252 | mid = (low + high) / 2; | |
332cf6df | 2253 | if (F_IS_ACTIVE(flist->sorted[mid])) |
c0b134a4 | 2254 | mid_up = mid; |
7402d583 WD |
2255 | else { |
2256 | /* Scan for the next non-empty entry using the cached | |
2257 | * distance values. If the value isn't fully up-to- | |
2258 | * date, update it. */ | |
332cf6df WD |
2259 | mid_up = mid + F_DEPTH(flist->sorted[mid]); |
2260 | if (!F_IS_ACTIVE(flist->sorted[mid_up])) { | |
85aecef6 | 2261 | do { |
332cf6df WD |
2262 | mid_up += F_DEPTH(flist->sorted[mid_up]); |
2263 | } while (!F_IS_ACTIVE(flist->sorted[mid_up])); | |
2264 | F_DEPTH(flist->sorted[mid]) = mid_up - mid; | |
c0b134a4 | 2265 | } |
c0b134a4 | 2266 | if (mid_up > high) { |
7402d583 WD |
2267 | /* If there's nothing left above us, set high to |
2268 | * a non-empty entry below us and continue. */ | |
332cf6df WD |
2269 | high = mid - (int)flist->sorted[mid]->len32; |
2270 | if (!F_IS_ACTIVE(flist->sorted[high])) { | |
85aecef6 | 2271 | do { |
332cf6df WD |
2272 | high -= (int)flist->sorted[high]->len32; |
2273 | } while (!F_IS_ACTIVE(flist->sorted[high])); | |
2274 | flist->sorted[mid]->len32 = mid - high; | |
7402d583 | 2275 | } |
c0b134a4 WD |
2276 | continue; |
2277 | } | |
c0b134a4 | 2278 | } |
332cf6df | 2279 | diff = f_name_cmp(flist->sorted[mid_up], f); |
207522ae | 2280 | if (diff == 0) { |
f5db0993 | 2281 | if (protocol_version < 29 |
332cf6df | 2282 | && S_ISDIR(flist->sorted[mid_up]->mode) |
f5db0993 WD |
2283 | != S_ISDIR(f->mode)) |
2284 | return -1; | |
f3c3ed44 | 2285 | return mid_up; |
f5db0993 | 2286 | } |
207522ae | 2287 | if (diff < 0) |
f3c3ed44 | 2288 | low = mid_up + 1; |
207522ae WD |
2289 | else |
2290 | high = mid - 1; | |
d966ee25 | 2291 | } |
d966ee25 | 2292 | return -1; |
c627d613 AT |
2293 | } |
2294 | ||
3ec4dd97 | 2295 | /* |
9935066b S |
2296 | * Free up any resources a file_struct has allocated |
2297 | * and clear the file. | |
3ec4dd97 | 2298 | */ |
82ad07c4 | 2299 | void clear_file(struct file_struct *file) |
c627d613 | 2300 | { |
a3e18c76 WD |
2301 | /* The +1 zeros out the first char of the basename. */ |
2302 | memset(file, 0, FILE_STRUCT_LEN + 1); | |
9d737ecb | 2303 | /* In an empty entry, F_DEPTH() is an offset to the next non-empty |
96293cf9 | 2304 | * entry. Likewise for len32 in the opposite direction. We assume |
0679ac4c WD |
2305 | * that we're alone for now since flist_find() will adjust the counts |
2306 | * it runs into that aren't up-to-date. */ | |
9d737ecb | 2307 | file->len32 = F_DEPTH(file) = 1; |
3ec4dd97 | 2308 | } |
c627d613 | 2309 | |
4785cd43 | 2310 | /* Allocate a new file list. */ |
c7e6f84f | 2311 | struct file_list *flist_new(int flags, char *msg) |
3d382777 AT |
2312 | { |
2313 | struct file_list *flist; | |
2314 | ||
3932c423 | 2315 | if (!(flist = new0(struct file_list))) |
9935066b | 2316 | out_of_memory(msg); |
3d382777 | 2317 | |
abdcb21a WD |
2318 | if (flags & FLIST_TEMP) { |
2319 | if (!(flist->file_pool = pool_create(SMALL_EXTENT, 0, | |
2320 | out_of_memory, POOL_INTERN))) | |
2321 | out_of_memory(msg); | |
2322 | } else { | |
c7e6f84f WD |
2323 | /* This is a doubly linked list with prev looping back to |
2324 | * the end of the list, but the last next pointer is NULL. */ | |
abdcb21a WD |
2325 | if (!first_flist) { |
2326 | flist->file_pool = pool_create(NORMAL_EXTENT, 0, | |
2327 | out_of_memory, POOL_INTERN); | |
2328 | if (!flist->file_pool) | |
2329 | out_of_memory(msg); | |
2330 | ||
65b4e4b2 | 2331 | flist->ndx_start = flist->flist_num = inc_recurse ? 1 : 0; |
4e421735 | 2332 | |
c7e6f84f | 2333 | first_flist = cur_flist = flist->prev = flist; |
abdcb21a | 2334 | } else { |
65b4e4b2 WD |
2335 | struct file_list *prev = first_flist->prev; |
2336 | ||
abdcb21a WD |
2337 | flist->file_pool = first_flist->file_pool; |
2338 | ||
65b4e4b2 WD |
2339 | flist->ndx_start = prev->ndx_start + prev->used + 1; |
2340 | flist->flist_num = prev->flist_num + 1; | |
abdcb21a | 2341 | |
65b4e4b2 WD |
2342 | flist->prev = prev; |
2343 | prev->next = first_flist->prev = flist; | |
c7e6f84f | 2344 | } |
abdcb21a | 2345 | flist->pool_boundary = pool_boundary(flist->file_pool, 0); |
c7e6f84f WD |
2346 | flist_cnt++; |
2347 | } | |
2348 | ||
3d382777 AT |
2349 | return flist; |
2350 | } | |
ebed4c3a | 2351 | |
4785cd43 | 2352 | /* Free up all elements in a flist. */ |
3ec4dd97 AT |
2353 | void flist_free(struct file_list *flist) |
2354 | { | |
abdcb21a WD |
2355 | if (!flist->prev) { |
2356 | /* Was FLIST_TEMP dir-list. */ | |
2357 | } else if (flist == flist->prev) { | |
c7e6f84f WD |
2358 | first_flist = cur_flist = NULL; |
2359 | file_total = 0; | |
2360 | flist_cnt = 0; | |
2361 | } else { | |
2362 | if (flist == cur_flist) | |
2363 | cur_flist = flist->next; | |
2364 | if (flist == first_flist) | |
2365 | first_flist = first_flist->next; | |
2366 | else { | |
2367 | flist->prev->next = flist->next; | |
2368 | if (!flist->next) | |
2369 | flist->next = first_flist; | |
2370 | } | |
2371 | flist->next->prev = flist->prev; | |
9decb4d2 | 2372 | file_total -= flist->used; |
c7e6f84f WD |
2373 | flist_cnt--; |
2374 | } | |
2375 | ||
abdcb21a WD |
2376 | if (!flist->prev || !flist_cnt) |
2377 | pool_destroy(flist->file_pool); | |
2378 | else | |
2379 | pool_free_old(flist->file_pool, flist->pool_boundary); | |
2380 | ||
332cf6df WD |
2381 | if (flist->sorted && flist->sorted != flist->files) |
2382 | free(flist->sorted); | |
3ec4dd97 | 2383 | free(flist->files); |
3ec4dd97 | 2384 | free(flist); |
c627d613 AT |
2385 | } |
2386 | ||
a6e7b978 WD |
2387 | /* This routine ensures we don't have any duplicate names in our file list. |
2388 | * duplicate names can cause corruption because of the pipelining. */ | |
65b4e4b2 | 2389 | static void flist_sort_and_clean(struct file_list *flist, int strip_root) |
c627d613 | 2390 | { |
85aecef6 | 2391 | char fbuf[MAXPATHLEN]; |
a6e7b978 | 2392 | int i, prev_i; |
c627d613 | 2393 | |
910ee8c9 WD |
2394 | if (!flist) |
2395 | return; | |
9decb4d2 | 2396 | if (flist->used == 0) { |
910ee8c9 | 2397 | flist->high = -1; |
9decb4d2 | 2398 | flist->low = 0; |
3ec4dd97 | 2399 | return; |
910ee8c9 | 2400 | } |
3ec4dd97 | 2401 | |
9decb4d2 | 2402 | fsort(flist->sorted, flist->used); |
ebed4c3a | 2403 | |
a6e7b978 | 2404 | if (!am_sender || inc_recurse) { |
9decb4d2 | 2405 | for (i = prev_i = 0; i < flist->used; i++) { |
a6e7b978 WD |
2406 | if (F_IS_ACTIVE(flist->sorted[i])) { |
2407 | prev_i = i; | |
2408 | break; | |
2409 | } | |
b91b50c0 | 2410 | } |
a6e7b978 WD |
2411 | flist->low = prev_i; |
2412 | } else { | |
9decb4d2 | 2413 | i = prev_i = flist->used - 1; |
a6e7b978 | 2414 | flist->low = 0; |
b91b50c0 | 2415 | } |
a6e7b978 | 2416 | |
9decb4d2 | 2417 | while (++i < flist->used) { |
fe1c19dc | 2418 | int j; |
332cf6df | 2419 | struct file_struct *file = flist->sorted[i]; |
f5db0993 | 2420 | |
96293cf9 | 2421 | if (!F_IS_ACTIVE(file)) |
b91b50c0 | 2422 | continue; |
332cf6df | 2423 | if (f_name_cmp(file, flist->sorted[prev_i]) == 0) |
fe1c19dc WD |
2424 | j = prev_i; |
2425 | else if (protocol_version >= 29 && S_ISDIR(file->mode)) { | |
f5db0993 WD |
2426 | int save_mode = file->mode; |
2427 | /* Make sure that this directory doesn't duplicate a | |
2428 | * non-directory earlier in the list. */ | |
f5db0993 | 2429 | flist->high = prev_i; |
fe1c19dc WD |
2430 | file->mode = S_IFREG; |
2431 | j = flist_find(flist, file); | |
f5db0993 | 2432 | file->mode = save_mode; |
fe1c19dc WD |
2433 | } else |
2434 | j = -1; | |
2435 | if (j >= 0) { | |
fe1c19dc WD |
2436 | int keep, drop; |
2437 | /* If one is a dir and the other is not, we want to | |
2438 | * keep the dir because it might have contents in the | |
e8e9e12c WD |
2439 | * list. Otherwise keep the first one. */ |
2440 | if (S_ISDIR(file->mode)) { | |
2441 | struct file_struct *fp = flist->sorted[j]; | |
3932c423 | 2442 | if (!S_ISDIR(fp->mode)) |
e8e9e12c WD |
2443 | keep = i, drop = j; |
2444 | else { | |
2445 | if (am_sender) | |
2446 | file->flags |= FLAG_DUPLICATE; | |
3f309272 WD |
2447 | else { /* Make sure we merge our vital flags. */ |
2448 | fp->flags |= file->flags & (FLAG_TOP_DIR|FLAG_CONTENT_DIR); | |
2449 | fp->flags &= file->flags | ~FLAG_IMPLIED_DIR; | |
2450 | } | |
e8e9e12c WD |
2451 | keep = j, drop = i; |
2452 | } | |
2453 | } else | |
fe1c19dc | 2454 | keep = j, drop = i; |
fe1c19dc | 2455 | |
e8e9e12c | 2456 | if (!am_sender) { |
a6e7b978 WD |
2457 | if (verbose > 1) { |
2458 | rprintf(FINFO, | |
2459 | "removing duplicate name %s from file list (%d)\n", | |
ee83e1bd | 2460 | f_name(file, fbuf), drop + flist->ndx_start); |
a6e7b978 | 2461 | } |
a6e7b978 WD |
2462 | clear_file(flist->sorted[drop]); |
2463 | } | |
9935066b | 2464 | |
fe1c19dc WD |
2465 | if (keep == i) { |
2466 | if (flist->low == drop) { | |
2467 | for (j = drop + 1; | |
332cf6df | 2468 | j < i && !F_IS_ACTIVE(flist->sorted[j]); |
fe1c19dc WD |
2469 | j++) {} |
2470 | flist->low = j; | |
2471 | } | |
2472 | prev_i = i; | |
2473 | } | |
728d0922 | 2474 | } else |
6931c138 | 2475 | prev_i = i; |
3ec4dd97 | 2476 | } |
a6e7b978 | 2477 | flist->high = prev_i; |
0199b05f | 2478 | |
c0b134a4 WD |
2479 | if (strip_root) { |
2480 | /* We need to strip off the leading slashes for relative | |
2481 | * paths, but this must be done _after_ the sorting phase. */ | |
2482 | for (i = flist->low; i <= flist->high; i++) { | |
332cf6df | 2483 | struct file_struct *file = flist->sorted[i]; |
c0b134a4 WD |
2484 | |
2485 | if (!file->dirname) | |
2486 | continue; | |
2487 | while (*file->dirname == '/') | |
2488 | file->dirname++; | |
2489 | if (!*file->dirname) | |
2490 | file->dirname = NULL; | |
2491 | } | |
2492 | } | |
2493 | ||
a6e7b978 | 2494 | if (prune_empty_dirs && !am_sender) { |
e6ffb966 | 2495 | int j, prev_depth = 0; |
9c000f5e | 2496 | |
e6ffb966 | 2497 | prev_i = 0; /* It's OK that this isn't really true. */ |
9c000f5e | 2498 | |
f5db0993 | 2499 | for (i = flist->low; i <= flist->high; i++) { |
332cf6df | 2500 | struct file_struct *fp, *file = flist->sorted[i]; |
ebed4c3a | 2501 | |
9d737ecb | 2502 | /* This temporarily abuses the F_DEPTH() value for a |
e6ffb966 WD |
2503 | * directory that is in a chain that might get pruned. |
2504 | * We restore the old value if it gets a reprieve. */ | |
9d737ecb | 2505 | if (S_ISDIR(file->mode) && F_DEPTH(file)) { |
e6ffb966 | 2506 | /* Dump empty dirs when coming back down. */ |
9d737ecb | 2507 | for (j = prev_depth; j >= F_DEPTH(file); j--) { |
332cf6df | 2508 | fp = flist->sorted[prev_i]; |
9d737ecb | 2509 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2510 | break; |
9d737ecb | 2511 | prev_i = -F_DEPTH(fp)-1; |
82ad07c4 | 2512 | clear_file(fp); |
9c000f5e | 2513 | } |
9d737ecb | 2514 | prev_depth = F_DEPTH(file); |
85aecef6 WD |
2515 | if (is_excluded(f_name(file, fbuf), 1, |
2516 | ALL_FILTERS)) { | |
e6ffb966 WD |
2517 | /* Keep dirs through this dir. */ |
2518 | for (j = prev_depth-1; ; j--) { | |
332cf6df | 2519 | fp = flist->sorted[prev_i]; |
9d737ecb | 2520 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2521 | break; |
9d737ecb WD |
2522 | prev_i = -F_DEPTH(fp)-1; |
2523 | F_DEPTH(fp) = j; | |
e6ffb966 | 2524 | } |
85aecef6 | 2525 | } else |
9d737ecb | 2526 | F_DEPTH(file) = -prev_i-1; |
e6ffb966 WD |
2527 | prev_i = i; |
2528 | } else { | |
2529 | /* Keep dirs through this non-dir. */ | |
2530 | for (j = prev_depth; ; j--) { | |
332cf6df | 2531 | fp = flist->sorted[prev_i]; |
9d737ecb | 2532 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2533 | break; |
9d737ecb WD |
2534 | prev_i = -F_DEPTH(fp)-1; |
2535 | F_DEPTH(fp) = j; | |
e6ffb966 | 2536 | } |
0199b05f | 2537 | } |
9c000f5e | 2538 | } |
ca947dea | 2539 | /* Dump all remaining empty dirs. */ |
e6ffb966 | 2540 | while (1) { |
332cf6df | 2541 | struct file_struct *fp = flist->sorted[prev_i]; |
9d737ecb | 2542 | if (F_DEPTH(fp) >= 0) |
e6ffb966 | 2543 | break; |
9d737ecb | 2544 | prev_i = -F_DEPTH(fp)-1; |
82ad07c4 | 2545 | clear_file(fp); |
9c000f5e | 2546 | } |
f5db0993 | 2547 | |
9c000f5e | 2548 | for (i = flist->low; i <= flist->high; i++) { |
332cf6df | 2549 | if (F_IS_ACTIVE(flist->sorted[i])) |
9c000f5e WD |
2550 | break; |
2551 | } | |
2552 | flist->low = i; | |
2553 | for (i = flist->high; i >= flist->low; i--) { | |
332cf6df | 2554 | if (F_IS_ACTIVE(flist->sorted[i])) |
9c000f5e | 2555 | break; |
0199b05f | 2556 | } |
9c000f5e | 2557 | flist->high = i; |
0199b05f | 2558 | } |
cefed3e8 | 2559 | } |
0199b05f | 2560 | |
32cbfe7b | 2561 | static void output_flist(struct file_list *flist) |
cefed3e8 | 2562 | { |
f3c3ed44 | 2563 | char uidbuf[16], gidbuf[16], depthbuf[16]; |
cefed3e8 | 2564 | struct file_struct *file; |
9d737ecb | 2565 | const char *root, *dir, *slash, *name, *trail; |
32cbfe7b | 2566 | const char *who = who_am_i(); |
cefed3e8 | 2567 | int i; |
0199b05f | 2568 | |
65b4e4b2 WD |
2569 | rprintf(FINFO, "[%s] flist start=%d, used=%d, low=%d, high=%d\n", |
2570 | who, flist->ndx_start, flist->used, flist->low, flist->high); | |
9decb4d2 | 2571 | for (i = 0; i < flist->used; i++) { |
2ad3c717 | 2572 | file = flist->files[i]; |
9b25ef35 | 2573 | if ((am_root || am_sender) && uid_ndx) { |
1564cd5a WD |
2574 | snprintf(uidbuf, sizeof uidbuf, " uid=%u", |
2575 | F_OWNER(file)); | |
82ad07c4 | 2576 | } else |
f05f993e | 2577 | *uidbuf = '\0'; |
9b25ef35 | 2578 | if (gid_ndx) { |
1564cd5a WD |
2579 | static char parens[] = "(\0)\0\0\0"; |
2580 | char *pp = parens + (file->flags & FLAG_SKIP_GROUP ? 0 : 3); | |
2581 | snprintf(gidbuf, sizeof gidbuf, " gid=%s%u%s", | |
2582 | pp, F_GROUP(file), pp + 2); | |
82ad07c4 | 2583 | } else |
f05f993e | 2584 | *gidbuf = '\0'; |
f3c3ed44 | 2585 | if (!am_sender) |
9d737ecb | 2586 | snprintf(depthbuf, sizeof depthbuf, "%d", F_DEPTH(file)); |
96293cf9 | 2587 | if (F_IS_ACTIVE(file)) { |
ef35abb2 | 2588 | root = am_sender ? NS(F_PATHNAME(file)) : depthbuf; |
96293cf9 WD |
2589 | if ((dir = file->dirname) == NULL) |
2590 | dir = slash = ""; | |
2591 | else | |
2592 | slash = "/"; | |
c58c1dc4 | 2593 | name = file->basename; |
96293cf9 WD |
2594 | trail = S_ISDIR(file->mode) ? "/" : ""; |
2595 | } else | |
9d737ecb | 2596 | root = dir = slash = name = trail = ""; |
ee83e1bd WD |
2597 | rprintf(FINFO, |
2598 | "[%s] i=%d %s %s%s%s%s mode=0%o len=%.0f%s%s flags=%x\n", | |
2599 | who, i + flist->ndx_start, | |
2600 | root, dir, slash, name, trail, | |
2601 | (int)file->mode, (double)F_LENGTH(file), | |
2602 | uidbuf, gidbuf, file->flags); | |
0199b05f | 2603 | } |
3ec4dd97 AT |
2604 | } |
2605 | ||
8824e2ce | 2606 | enum fnc_state { s_DIR, s_SLASH, s_BASE, s_TRAILING }; |
f5db0993 | 2607 | enum fnc_type { t_PATH, t_ITEM }; |
8018edd3 | 2608 | |
569e6f43 WD |
2609 | static int found_prefix; |
2610 | ||
2f3cad89 | 2611 | /* Compare the names of two file_struct entities, similar to how strcmp() |
f5db0993 WD |
2612 | * would do if it were operating on the joined strings. |
2613 | * | |
2614 | * Some differences beginning with protocol_version 29: (1) directory names | |
2615 | * are compared with an assumed trailing slash so that they compare in a | |
2616 | * way that would cause them to sort immediately prior to any content they | |
2617 | * may have; (2) a directory of any name compares after a non-directory of | |
2618 | * any name at the same depth; (3) a directory with name "." compares prior | |
2619 | * to anything else. These changes mean that a directory and a non-dir | |
2620 | * with the same name will not compare as equal (protocol_version >= 29). | |
2621 | * | |
2622 | * The dirname component can be an empty string, but the basename component | |
2623 | * cannot (and never is in the current codebase). The basename component | |
2624 | * may be NULL (for a removed item), in which case it is considered to be | |
2625 | * after any existing item. */ | |
569e6f43 | 2626 | int f_name_cmp(const struct file_struct *f1, const struct file_struct *f2) |
3ec4dd97 | 2627 | { |
8018edd3 WD |
2628 | int dif; |
2629 | const uchar *c1, *c2; | |
1ef00d20 | 2630 | enum fnc_state state1, state2; |
f5db0993 WD |
2631 | enum fnc_type type1, type2; |
2632 | enum fnc_type t_path = protocol_version >= 29 ? t_PATH : t_ITEM; | |
8018edd3 | 2633 | |
96293cf9 WD |
2634 | if (!f1 || !F_IS_ACTIVE(f1)) { |
2635 | if (!f2 || !F_IS_ACTIVE(f2)) | |
8018edd3 WD |
2636 | return 0; |
2637 | return -1; | |
2638 | } | |
96293cf9 | 2639 | if (!f2 || !F_IS_ACTIVE(f2)) |
8018edd3 WD |
2640 | return 1; |
2641 | ||
14698a3a WD |
2642 | c1 = (uchar*)f1->dirname; |
2643 | c2 = (uchar*)f2->dirname; | |
2644 | if (c1 == c2) | |
2645 | c1 = c2 = NULL; | |
2646 | if (!c1) { | |
f5db0993 | 2647 | type1 = S_ISDIR(f1->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2648 | c1 = (const uchar*)f1->basename; |
f5db0993 WD |
2649 | if (type1 == t_PATH && *c1 == '.' && !c1[1]) { |
2650 | type1 = t_ITEM; | |
2651 | state1 = s_TRAILING; | |
2652 | c1 = (uchar*)""; | |
2653 | } else | |
2654 | state1 = s_BASE; | |
f5db0993 WD |
2655 | } else { |
2656 | type1 = t_path; | |
8824e2ce | 2657 | state1 = s_DIR; |
f5db0993 | 2658 | } |
14698a3a | 2659 | if (!c2) { |
f5db0993 | 2660 | type2 = S_ISDIR(f2->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2661 | c2 = (const uchar*)f2->basename; |
f5db0993 WD |
2662 | if (type2 == t_PATH && *c2 == '.' && !c2[1]) { |
2663 | type2 = t_ITEM; | |
2664 | state2 = s_TRAILING; | |
2665 | c2 = (uchar*)""; | |
2666 | } else | |
2667 | state2 = s_BASE; | |
f5db0993 WD |
2668 | } else { |
2669 | type2 = t_path; | |
8824e2ce | 2670 | state2 = s_DIR; |
f5db0993 WD |
2671 | } |
2672 | ||
2673 | if (type1 != type2) | |
2674 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 2675 | |
e4fdf1de | 2676 | do { |
f5db0993 | 2677 | if (!*c1) { |
8018edd3 | 2678 | switch (state1) { |
8824e2ce WD |
2679 | case s_DIR: |
2680 | state1 = s_SLASH; | |
e90b8ace | 2681 | c1 = (uchar*)"/"; |
8018edd3 | 2682 | break; |
8824e2ce | 2683 | case s_SLASH: |
f5db0993 | 2684 | type1 = S_ISDIR(f1->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2685 | c1 = (const uchar*)f1->basename; |
cbb5fa4f WD |
2686 | if (type1 == t_PATH && *c1 == '.' && !c1[1]) { |
2687 | type1 = t_ITEM; | |
2688 | state1 = s_TRAILING; | |
2689 | c1 = (uchar*)""; | |
2690 | } else | |
2691 | state1 = s_BASE; | |
8018edd3 | 2692 | break; |
8824e2ce WD |
2693 | case s_BASE: |
2694 | state1 = s_TRAILING; | |
f5db0993 | 2695 | if (type1 == t_PATH) { |
2f3cad89 | 2696 | c1 = (uchar*)"/"; |
f5db0993 WD |
2697 | break; |
2698 | } | |
2699 | /* FALL THROUGH */ | |
8824e2ce | 2700 | case s_TRAILING: |
f5db0993 | 2701 | type1 = t_ITEM; |
8018edd3 WD |
2702 | break; |
2703 | } | |
f5db0993 WD |
2704 | if (*c2 && type1 != type2) |
2705 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 2706 | } |
f5db0993 | 2707 | if (!*c2) { |
8018edd3 | 2708 | switch (state2) { |
8824e2ce WD |
2709 | case s_DIR: |
2710 | state2 = s_SLASH; | |
e90b8ace | 2711 | c2 = (uchar*)"/"; |
8018edd3 | 2712 | break; |
8824e2ce | 2713 | case s_SLASH: |
f5db0993 | 2714 | type2 = S_ISDIR(f2->mode) ? t_path : t_ITEM; |
c58c1dc4 | 2715 | c2 = (const uchar*)f2->basename; |
cbb5fa4f WD |
2716 | if (type2 == t_PATH && *c2 == '.' && !c2[1]) { |
2717 | type2 = t_ITEM; | |
2718 | state2 = s_TRAILING; | |
2719 | c2 = (uchar*)""; | |
2720 | } else | |
2721 | state2 = s_BASE; | |
8018edd3 | 2722 | break; |
8824e2ce | 2723 | case s_BASE: |
8824e2ce | 2724 | state2 = s_TRAILING; |
f5db0993 | 2725 | if (type2 == t_PATH) { |
2f3cad89 | 2726 | c2 = (uchar*)"/"; |
f5db0993 WD |
2727 | break; |
2728 | } | |
2729 | /* FALL THROUGH */ | |
8824e2ce | 2730 | case s_TRAILING: |
569e6f43 | 2731 | found_prefix = 1; |
f5db0993 WD |
2732 | if (!*c1) |
2733 | return 0; | |
2734 | type2 = t_ITEM; | |
8018edd3 WD |
2735 | break; |
2736 | } | |
f5db0993 WD |
2737 | if (type1 != type2) |
2738 | return type1 == t_PATH ? 1 : -1; | |
8018edd3 | 2739 | } |
e4fdf1de | 2740 | } while ((dif = (int)*c1++ - (int)*c2++) == 0); |
8018edd3 WD |
2741 | |
2742 | return dif; | |
2743 | } | |
2744 | ||
569e6f43 WD |
2745 | /* Returns 1 if f1's filename has all of f2's filename as a prefix. This does |
2746 | * not match if f2's basename is not an exact match of a path element in f1. | |
2747 | * E.g. /path/foo is not a prefix of /path/foobar/baz, but /path/foobar is. */ | |
2748 | int f_name_has_prefix(const struct file_struct *f1, const struct file_struct *f2) | |
2749 | { | |
2750 | found_prefix = 0; | |
2751 | f_name_cmp(f1, f2); | |
2752 | return found_prefix; | |
2753 | } | |
2754 | ||
96293cf9 WD |
2755 | char *f_name_buf(void) |
2756 | { | |
2757 | static char names[5][MAXPATHLEN]; | |
2758 | static unsigned int n; | |
2759 | ||
2760 | n = (n + 1) % (sizeof names / sizeof names[0]); | |
2761 | ||
2762 | return names[n]; | |
2763 | } | |
2764 | ||
8018edd3 | 2765 | /* Return a copy of the full filename of a flist entry, using the indicated |
5e4ff5f9 WD |
2766 | * buffer or one of 5 static buffers if fbuf is NULL. No size-checking is |
2767 | * done because we checked the size when creating the file_struct entry. | |
8018edd3 | 2768 | */ |
569e6f43 | 2769 | char *f_name(const struct file_struct *f, char *fbuf) |
8018edd3 | 2770 | { |
96293cf9 | 2771 | if (!f || !F_IS_ACTIVE(f)) |
ebed4c3a | 2772 | return NULL; |
3ec4dd97 | 2773 | |
96293cf9 WD |
2774 | if (!fbuf) |
2775 | fbuf = f_name_buf(); | |
5e4ff5f9 | 2776 | |
3ec4dd97 | 2777 | if (f->dirname) { |
882e6893 WD |
2778 | int len = strlen(f->dirname); |
2779 | memcpy(fbuf, f->dirname, len); | |
2780 | fbuf[len] = '/'; | |
c58c1dc4 | 2781 | strlcpy(fbuf + len + 1, f->basename, MAXPATHLEN - (len + 1)); |
8018edd3 | 2782 | } else |
c58c1dc4 | 2783 | strlcpy(fbuf, f->basename, MAXPATHLEN); |
0ee6ca98 | 2784 | |
b7736c79 | 2785 | return fbuf; |
8018edd3 | 2786 | } |
e03dfae5 | 2787 | |
32cbfe7b WD |
2788 | /* Do a non-recursive scan of the named directory, possibly ignoring all |
2789 | * exclude rules except for the daemon's. If "dlen" is >=0, it is the length | |
2790 | * of the dirname string, and also indicates that "dirname" is a MAXPATHLEN | |
2791 | * buffer (the functions we call will append names onto the end, but the old | |
2792 | * dir value will be restored on exit). */ | |
263d3bfb | 2793 | struct file_list *get_dirlist(char *dirname, int dlen, int ignore_filter_rules) |
37802f40 WD |
2794 | { |
2795 | struct file_list *dirlist; | |
2796 | char dirbuf[MAXPATHLEN]; | |
37802f40 | 2797 | int save_recurse = recurse; |
1661fe9b | 2798 | int save_xfer_dirs = xfer_dirs; |
4635fb99 | 2799 | int save_prune_empty_dirs = prune_empty_dirs; |
37802f40 | 2800 | |
32cbfe7b WD |
2801 | if (dlen < 0) { |
2802 | dlen = strlcpy(dirbuf, dirname, MAXPATHLEN); | |
2803 | if (dlen >= MAXPATHLEN) | |
2804 | return NULL; | |
2805 | dirname = dirbuf; | |
2806 | } | |
37802f40 | 2807 | |
c7e6f84f | 2808 | dirlist = flist_new(FLIST_TEMP, "get_dirlist"); |
32cbfe7b | 2809 | |
37802f40 | 2810 | recurse = 0; |
1661fe9b | 2811 | xfer_dirs = 1; |
a6e7b978 | 2812 | send_directory(ignore_filter_rules ? -2 : -1, dirlist, dirname, dlen, 0); |
1661fe9b | 2813 | xfer_dirs = save_xfer_dirs; |
37802f40 | 2814 | recurse = save_recurse; |
53135fe8 | 2815 | if (do_progress) |
9decb4d2 | 2816 | flist_count_offset += dirlist->used; |
37802f40 | 2817 | |
4635fb99 | 2818 | prune_empty_dirs = 0; |
332cf6df | 2819 | dirlist->sorted = dirlist->files; |
65b4e4b2 | 2820 | flist_sort_and_clean(dirlist, 0); |
4635fb99 | 2821 | prune_empty_dirs = save_prune_empty_dirs; |
564ef546 | 2822 | |
45478cc7 | 2823 | if (verbose > 3) |
32cbfe7b | 2824 | output_flist(dirlist); |
45478cc7 | 2825 | |
32cbfe7b | 2826 | return dirlist; |
45478cc7 | 2827 | } |