Commit | Line | Data |
---|---|---|
c627d613 | 1 | /* |
a039749b | 2 | Copyright (C) by Andrew Tridgell 1996, 2000 |
c627d613 | 3 | Copyright (C) Paul Mackerras 1996 |
736a6a29 | 4 | Copyright (C) 2001, 2002 by Martin Pool <mbp@samba.org> |
c627d613 AT |
5 | |
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with this program; if not, write to the Free Software | |
18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
19 | */ | |
20 | ||
0de40240 | 21 | |
d41c7d02 DD |
22 | #define False 0 |
23 | #define True 1 | |
24 | ||
c627d613 AT |
25 | #define BLOCK_SIZE 700 |
26 | #define RSYNC_RSH_ENV "RSYNC_RSH" | |
8dd99390 | 27 | #define RSYNC_RSH_IO_ENV "RSYNC_RSH_IO" |
7b8356d0 | 28 | |
c627d613 | 29 | #define RSYNC_NAME "rsync" |
cd3fe9fb | 30 | /* RSYNCD_SYSCONF is now set in config.h */ |
30e8c8e1 | 31 | #define RSYNCD_USERCONF "rsyncd.conf" |
f0fca04e | 32 | |
5e71c444 | 33 | #define DEFAULT_LOCK_FILE "/var/run/rsyncd.lock" |
f7632fc6 AT |
34 | #define URL_PREFIX "rsync://" |
35 | ||
c627d613 AT |
36 | #define BACKUP_SUFFIX "~" |
37 | ||
1b01b295 | 38 | /* a non-zero CHAR_OFFSET makes the rolling sum stronger, but is |
6543dc0c | 39 | incompatible with older versions :-( */ |
1b01b295 AT |
40 | #define CHAR_OFFSET 0 |
41 | ||
a5f9cff2 WD |
42 | /* These flags are only used during the flist transfer. */ |
43 | ||
71e27c46 | 44 | #define XMIT_DEL_START (1<<0) |
a5f9cff2 WD |
45 | #define XMIT_SAME_MODE (1<<1) |
46 | #define XMIT_EXTENDED_FLAGS (1<<2) | |
47 | #define XMIT_SAME_RDEV_pre28 XMIT_EXTENDED_FLAGS /* Only in protocols < 28 */ | |
48 | #define XMIT_SAME_UID (1<<3) | |
49 | #define XMIT_SAME_GID (1<<4) | |
50 | #define XMIT_SAME_NAME (1<<5) | |
51 | #define XMIT_LONG_NAME (1<<6) | |
52 | #define XMIT_SAME_TIME (1<<7) | |
af107f6c | 53 | #define XMIT_SAME_RDEV_MAJOR (1<<8) |
a5f9cff2 WD |
54 | #define XMIT_HAS_IDEV_DATA (1<<9) |
55 | #define XMIT_SAME_DEV (1<<10) | |
af107f6c | 56 | #define XMIT_RDEV_MINOR_IS_SMALL (1<<11) |
a5f9cff2 WD |
57 | |
58 | /* These flags are used in the live flist data. */ | |
59 | ||
71e27c46 | 60 | #define FLAG_DEL_START (1<<0) |
a5f9cff2 | 61 | #define FLAG_HLINK_EOL (1<<1) /* generator only */ |
ae289aec | 62 | #define FLAG_MOUNT_POINT (1<<2) /* sender only */ |
520cf417 | 63 | |
c627d613 | 64 | /* update this if you make incompatible changes */ |
2b2ea368 | 65 | #define PROTOCOL_VERSION 29 |
063393d6 MP |
66 | |
67 | /* We refuse to interoperate with versions that are not in this range. | |
68 | * Note that we assume we'll work with later versions: the onus is on | |
69 | * people writing them to make sure that they don't send us anything | |
70 | * we won't understand. | |
71 | * | |
1b2db7ae S |
72 | * Interoperation with old but supported protocol versions |
73 | * should cause a warning to be printed. At a future date | |
74 | * the old protocol will become the minimum and | |
75 | * compatibility code removed. | |
76 | * | |
91c4da3f S |
77 | * There are two possible explanations for the limit at |
78 | * MAX_PROTOCOL_VERSION: either to allow new major-rev versions that | |
79 | * do not interoperate with us, and (more likely) so that we can | |
80 | * detect an attempt to connect rsync to a non-rsync server, which is | |
81 | * unlikely to begin by sending a byte between MIN_PROTOCL_VERSION and | |
82 | * MAX_PROTOCOL_VERSION. */ | |
83 | ||
3e491682 S |
84 | #define MIN_PROTOCOL_VERSION 20 |
85 | #define OLD_PROTOCOL_VERSION 25 | |
1b2db7ae | 86 | #define MAX_PROTOCOL_VERSION 40 |
c627d613 | 87 | |
9486289c AT |
88 | #define RSYNC_PORT 873 |
89 | ||
d867229b | 90 | #define SPARSE_WRITE_SIZE (1024) |
dc5ddbcc | 91 | #define WRITE_SIZE (32*1024) |
34ccb63e | 92 | #define CHUNK_SIZE (32*1024) |
61542c41 | 93 | #define MAX_MAP_SIZE (256*1024) |
e3fe383a | 94 | #define IO_BUFFER_SIZE (4092) |
2b2ea368 | 95 | #define MAX_BLOCK_SIZE ((int32)1 << 29) |
c627d613 | 96 | |
e2d22fee WD |
97 | #define IOERR_GENERAL (1<<0) /* For backward compatibility, this must == 1 */ |
98 | #define IOERR_VANISHED (1<<1) | |
99 | ||
874895d5 | 100 | #define MAX_ARGS 1000 |
f0fca04e | 101 | |
e4977b0b WD |
102 | #define MAX_BASIS_DIRS 20 |
103 | ||
8d9dc9f9 | 104 | #define MPLEX_BASE 7 |
ff41a59f | 105 | |
7842418b WD |
106 | #define NO_FILTERS 0 |
107 | #define SERVER_FILTERS 1 | |
108 | #define ALL_FILTERS 2 | |
4762db4f | 109 | |
753b6b46 WD |
110 | #define XFLG_FATAL_ERRORS (1<<0) |
111 | #define XFLG_DEF_INCLUDE (1<<1) | |
46fa6025 | 112 | #define XFLG_DEF_EXCLUDE (1<<2) |
753b6b46 | 113 | #define XFLG_WORD_SPLIT (1<<3) |
3e976df0 | 114 | #define XFLG_DIRECTORY (1<<4) |
46fa6025 WD |
115 | #define XFLG_NO_PREFIXES (1<<5) |
116 | #define XFLG_ABS_PATH (1<<6) | |
4762db4f | 117 | |
38443188 WD |
118 | #define PERMS_REPORT (1<<0) |
119 | #define PERMS_SKIP_MTIME (1<<1) | |
5c6fc4a6 | 120 | |
419896af WD |
121 | #define FULL_FLUSH 1 |
122 | #define NORMAL_FLUSH 0 | |
123 | ||
a7260c40 WD |
124 | #define PDIR_CREATE 1 |
125 | #define PDIR_DELETE 0 | |
126 | ||
e341588a WD |
127 | /* Note: 0x00 - 0x7F are used for basis_dir[] indexes! */ |
128 | #define FNAMECMP_BASIS_DIR_LOW 0x00 /* Must remain 0! */ | |
129 | #define FNAMECMP_BASIS_DIR_HIGH 0x7F | |
41cfde6b WD |
130 | #define FNAMECMP_FNAME 0x80 |
131 | #define FNAMECMP_PARTIAL_DIR 0x81 | |
132 | #define FNAMECMP_BACKUP 0x82 | |
133 | ||
eb1accaa | 134 | /* For calling delete_file() */ |
f5ea4b3b | 135 | #define DEL_DIR (1<<0) |
757e0a54 WD |
136 | #define DEL_NO_RECURSE (1<<1) |
137 | #define DEL_FORCE_RECURSE (1<<2) /* recurse even w/o --force */ | |
138 | #define DEL_TERSE (1<<3) | |
eb1accaa | 139 | |
df0054ab | 140 | |
419896af WD |
141 | /* Log-message categories. FLOG is only used on the daemon side to |
142 | * output messages to the log file. */ | |
143 | enum logcode { FERROR=1, FINFO=2, FLOG=3 }; | |
144 | ||
145 | /* Messages types that are sent over the message channel. The logcode | |
146 | * values must all be present here with identical numbers. */ | |
147 | enum msgcode { | |
cde719f4 | 148 | MSG_DONE=5, /* current phase is done */ |
419896af | 149 | MSG_REDO=4, /* reprocess indicated flist index */ |
cde719f4 WD |
150 | MSG_ERROR=FERROR, MSG_INFO=FINFO, MSG_LOG=FLOG, /* remote logging */ |
151 | MSG_DATA=0 /* raw data on the multiplexed stream */ | |
419896af | 152 | }; |
7bec6a5c | 153 | |
65417579 AT |
154 | #include "errcode.h" |
155 | ||
c627d613 AT |
156 | #include "config.h" |
157 | ||
e3217f14 | 158 | /* The default RSYNC_RSH is always set in config.h. */ |
24d95c03 | 159 | |
c627d613 | 160 | #include <sys/types.h> |
6ed67e6d | 161 | |
c627d613 AT |
162 | #ifdef HAVE_UNISTD_H |
163 | #include <unistd.h> | |
164 | #endif | |
165 | #include <stdio.h> | |
3591c066 | 166 | #include <stddef.h> |
c627d613 AT |
167 | |
168 | #ifdef HAVE_SYS_PARAM_H | |
169 | #include <sys/param.h> | |
170 | #endif | |
171 | ||
d7b305fd AT |
172 | #ifdef HAVE_STDLIB_H |
173 | #include <stdlib.h> | |
38b02c13 | 174 | #endif |
59192f56 WD |
175 | |
176 | #if defined(HAVE_MALLOC_H) && (defined(HAVE_MALLINFO) || !defined(HAVE_STDLIB_H)) | |
177 | #include <malloc.h> | |
d7b305fd AT |
178 | #endif |
179 | ||
fdd71e17 AT |
180 | #ifdef HAVE_SYS_SOCKET_H |
181 | #include <sys/socket.h> | |
182 | #endif | |
183 | ||
d7b305fd AT |
184 | #ifdef HAVE_STRING_H |
185 | #include <string.h> | |
c627d613 AT |
186 | #endif |
187 | ||
c627d613 AT |
188 | #ifdef TIME_WITH_SYS_TIME |
189 | #include <sys/time.h> | |
190 | #include <time.h> | |
191 | #else | |
192 | #ifdef HAVE_SYS_TIME_H | |
193 | #include <sys/time.h> | |
194 | #else | |
195 | #include <time.h> | |
196 | #endif | |
197 | #endif | |
198 | ||
199 | #ifdef HAVE_FCNTL_H | |
200 | #include <fcntl.h> | |
201 | #else | |
202 | #ifdef HAVE_SYS_FCNTL_H | |
203 | #include <sys/fcntl.h> | |
204 | #endif | |
205 | #endif | |
206 | ||
207 | #include <sys/stat.h> | |
208 | ||
94481d91 AT |
209 | #ifdef HAVE_SYS_IOCTL_H |
210 | #include <sys/ioctl.h> | |
211 | #endif | |
212 | ||
213 | #ifdef HAVE_SYS_FILIO_H | |
214 | #include <sys/filio.h> | |
215 | #endif | |
216 | ||
c627d613 AT |
217 | #include <signal.h> |
218 | #ifdef HAVE_SYS_WAIT_H | |
219 | #include <sys/wait.h> | |
220 | #endif | |
221 | #ifdef HAVE_CTYPE_H | |
222 | #include <ctype.h> | |
223 | #endif | |
224 | #ifdef HAVE_GRP_H | |
225 | #include <grp.h> | |
226 | #endif | |
227 | #include <errno.h> | |
228 | ||
c627d613 AT |
229 | #ifdef HAVE_UTIME_H |
230 | #include <utime.h> | |
231 | #endif | |
232 | ||
8bf73749 AT |
233 | #ifdef HAVE_SYS_SELECT_H |
234 | #include <sys/select.h> | |
235 | #endif | |
236 | ||
773f2bd4 AT |
237 | #ifdef HAVE_SYS_MODE_H |
238 | /* apparently AIX needs this for S_ISLNK */ | |
05a6556d | 239 | #ifndef S_ISLNK |
773f2bd4 AT |
240 | #include <sys/mode.h> |
241 | #endif | |
05a6556d | 242 | #endif |
773f2bd4 | 243 | |
932be9aa | 244 | #ifdef HAVE_GLOB_H |
874895d5 AT |
245 | #include <glob.h> |
246 | #endif | |
247 | ||
f6c34742 AT |
248 | /* these are needed for the uid/gid mapping code */ |
249 | #include <pwd.h> | |
250 | #include <grp.h> | |
251 | ||
9486289c | 252 | #include <stdarg.h> |
f0fca04e AT |
253 | #include <netinet/in.h> |
254 | #include <arpa/inet.h> | |
255 | #include <netdb.h> | |
ff8b29b8 | 256 | #include <syslog.h> |
6c8f5373 | 257 | #include <sys/file.h> |
9486289c | 258 | |
e8f5b936 AT |
259 | #if HAVE_DIRENT_H |
260 | # include <dirent.h> | |
261 | #else | |
262 | # define dirent direct | |
263 | # if HAVE_SYS_NDIR_H | |
264 | # include <sys/ndir.h> | |
265 | # endif | |
266 | # if HAVE_SYS_DIR_H | |
267 | # include <sys/dir.h> | |
268 | # endif | |
269 | # if HAVE_NDIR_H | |
270 | # include <ndir.h> | |
271 | # endif | |
272 | #endif | |
273 | ||
71f70514 | 274 | #if MAJOR_IN_MKDEV |
c39d6514 | 275 | #include <sys/mkdev.h> |
73496a36 WD |
276 | # if !defined(makedev) && defined(mkdev) |
277 | # define makedev mkdev | |
278 | # endif | |
71f70514 | 279 | #elif MAJOR_IN_SYSMACROS |
f8ed564c | 280 | #include <sys/sysmacros.h> |
c39d6514 WD |
281 | #endif |
282 | ||
e8f5b936 AT |
283 | #ifdef HAVE_COMPAT_H |
284 | #include <compat.h> | |
285 | #endif | |
286 | ||
1bfbf40b MP |
287 | #include <assert.h> |
288 | ||
9935066b | 289 | #include "lib/pool_alloc.h" |
e8f5b936 | 290 | |
f0fca04e AT |
291 | #define BOOL int |
292 | ||
c627d613 AT |
293 | #ifndef uchar |
294 | #define uchar unsigned char | |
295 | #endif | |
296 | ||
debb4505 AT |
297 | #if HAVE_UNSIGNED_CHAR |
298 | #define schar signed char | |
299 | #else | |
300 | #define schar char | |
301 | #endif | |
302 | ||
c627d613 AT |
303 | #ifndef int32 |
304 | #if (SIZEOF_INT == 4) | |
305 | #define int32 int | |
306 | #elif (SIZEOF_LONG == 4) | |
307 | #define int32 long | |
308 | #elif (SIZEOF_SHORT == 4) | |
309 | #define int32 short | |
8de330a3 AT |
310 | #else |
311 | /* I hope this works */ | |
312 | #define int32 int | |
f3737e06 | 313 | #define LARGE_INT32 |
c627d613 AT |
314 | #endif |
315 | #endif | |
316 | ||
317 | #ifndef uint32 | |
318 | #define uint32 unsigned int32 | |
319 | #endif | |
320 | ||
bcacc18b AT |
321 | #if HAVE_OFF64_T |
322 | #define OFF_T off64_t | |
323 | #define STRUCT_STAT struct stat64 | |
324 | #else | |
325 | #define OFF_T off_t | |
326 | #define STRUCT_STAT struct stat | |
327 | #endif | |
328 | ||
702d0c45 S |
329 | #if HAVE_OFF64_T |
330 | #define int64 off64_t | |
702d0c45 | 331 | #elif (SIZEOF_LONG == 8) |
3bee6733 AT |
332 | #define int64 long |
333 | #elif (SIZEOF_INT == 8) | |
334 | #define int64 int | |
335 | #elif HAVE_LONGLONG | |
71c46176 AT |
336 | #define int64 long long |
337 | #else | |
736a6a29 | 338 | /* As long as it gets... */ |
71c46176 | 339 | #define int64 off_t |
28deecca | 340 | #define INT64_IS_OFF_T |
71c46176 | 341 | #endif |
c627d613 | 342 | |
6abd193f MP |
343 | /* Starting from protocol version 26, we always use 64-bit |
344 | * ino_t and dev_t internally, even if this platform does not | |
345 | * allow files to have 64-bit inums. That's because the | |
346 | * receiver needs to find duplicate (dev,ino) tuples to detect | |
347 | * hardlinks, and it might have files coming from a platform | |
348 | * that has 64-bit inums. | |
349 | * | |
350 | * The only exception is if we're on a platform with no 64-bit type at | |
351 | * all. | |
352 | * | |
353 | * Because we use read_longint() to get these off the wire, if you | |
354 | * transfer devices or hardlinks with dev or inum > 2**32 to a machine | |
355 | * with no 64-bit types then you will get an overflow error. Probably | |
356 | * not many people have that combination of machines, and you can | |
357 | * avoid it by not preserving hardlinks or not transferring device | |
358 | * nodes. It's not clear that any other behaviour is better. | |
359 | * | |
360 | * Note that if you transfer devices from a 64-bit-devt machine (say, | |
361 | * Solaris) to a 32-bit-devt machine (say, Linux-2.2/x86) then the | |
362 | * device numbers will be truncated. But it's a kind of silly thing | |
363 | * to do anyhow. | |
b9df3bf2 | 364 | * |
33a2361c WD |
365 | * FIXME: I don't think the code in flist.c has ever worked on a system |
366 | * where dev_t is a struct. | |
6abd193f | 367 | */ |
33a2361c WD |
368 | |
369 | struct idev { | |
d06f6328 WD |
370 | int64 inode; |
371 | int64 dev; | |
33a2361c | 372 | }; |
c29ee43d | 373 | |
c627d613 AT |
374 | #ifndef MIN |
375 | #define MIN(a,b) ((a)<(b)?(a):(b)) | |
376 | #endif | |
377 | ||
378 | #ifndef MAX | |
379 | #define MAX(a,b) ((a)>(b)?(a):(b)) | |
380 | #endif | |
381 | ||
d41c7d02 DD |
382 | #ifndef MAXHOSTNAMELEN |
383 | #define MAXHOSTNAMELEN 256 | |
384 | #endif | |
385 | ||
c627d613 | 386 | /* the length of the md4 checksum */ |
ebb0a6f6 | 387 | #define MD4_SUM_LENGTH 16 |
c627d613 | 388 | #define SUM_LENGTH 16 |
195bd906 S |
389 | #define SHORT_SUM_LENGTH 2 |
390 | #define BLOCKSUM_BIAS 10 | |
c627d613 AT |
391 | |
392 | #ifndef MAXPATHLEN | |
393 | #define MAXPATHLEN 1024 | |
394 | #endif | |
395 | ||
52d3e106 S |
396 | #ifndef NAME_MAX |
397 | #define NAME_MAX 255 | |
398 | #endif | |
399 | ||
0473e2a1 AT |
400 | #ifndef INADDR_NONE |
401 | #define INADDR_NONE 0xffffffff | |
402 | #endif | |
403 | ||
bda41fa5 WD |
404 | #ifndef IN_LOOPBACKNET |
405 | #define IN_LOOPBACKNET 127 | |
406 | #endif | |
407 | ||
25bd9945 | 408 | #define GID_NONE ((gid_t)-1) |
a60e2dca | 409 | |
520cf417 WD |
410 | #define HL_CHECK_MASTER 0 |
411 | #define HL_SKIP 1 | |
412 | ||
88a7fb3e | 413 | struct hlink { |
88a7fb3e | 414 | struct file_struct *next; |
2b2ea368 | 415 | int hlindex; |
88a7fb3e WD |
416 | }; |
417 | ||
88a7fb3e WD |
418 | #define F_DEV link_u.idev->dev |
419 | #define F_INODE link_u.idev->inode | |
420 | ||
520cf417 | 421 | #define F_HLINDEX link_u.links->hlindex |
fe70ad26 WD |
422 | #define F_NEXT link_u.links->next |
423 | ||
c627d613 | 424 | struct file_struct { |
80707c98 | 425 | union { |
af107f6c | 426 | dev_t rdev; /* The device number, if this is a device */ |
80707c98 | 427 | char *sum; /* Only a normal file can have a checksum */ |
af107f6c | 428 | char *link; /* Points to symlink string, if a symlink */ |
80707c98 | 429 | } u; |
0596df00 WD |
430 | OFF_T length; |
431 | char *basename; | |
432 | char *dirname; | |
433 | char *basedir; | |
88a7fb3e WD |
434 | union { |
435 | struct idev *idev; | |
436 | struct hlink *links; | |
437 | } link_u; | |
0596df00 | 438 | time_t modtime; |
88a7fb3e WD |
439 | uid_t uid; |
440 | gid_t gid; | |
0596df00 | 441 | mode_t mode; |
5009de7d | 442 | uchar flags; /* this item MUST remain last */ |
c627d613 AT |
443 | }; |
444 | ||
a85906c7 S |
445 | /* |
446 | * Start the flist array at FLIST_START entries and grow it | |
447 | * by doubling until FLIST_LINEAR then grow by FLIST_LINEAR | |
448 | */ | |
449 | #define FLIST_START (32 * 1024) | |
450 | #define FLIST_LINEAR (FLIST_START * 512) | |
b96efc2f | 451 | |
9935066b S |
452 | /* |
453 | * Extent size for allocation pools A minimum size of 128KB | |
454 | * is needed to mmap them so that freeing will release the | |
455 | * space to the OS. | |
456 | * | |
457 | * Larger sizes reduce leftover fragments and speed free calls | |
458 | * (when they happen) Smaller sizes increase the chance of | |
459 | * freed allocations freeing whole extents. | |
460 | */ | |
9935066b S |
461 | #define FILE_EXTENT (256 * 1024) |
462 | #define HLINK_EXTENT (128 * 1024) | |
463 | ||
464 | #define WITH_HLINK 1 | |
465 | #define WITHOUT_HLINK 0 | |
3d382777 | 466 | |
c627d613 | 467 | struct file_list { |
2b2ea368 | 468 | struct file_struct **files; |
9935066b S |
469 | alloc_pool_t file_pool; |
470 | alloc_pool_t hlink_pool; | |
2b2ea368 WD |
471 | int count; |
472 | int malloced; | |
c627d613 AT |
473 | }; |
474 | ||
a3221d2a WD |
475 | #define SUMFLG_SAME_OFFSET (1<<0) |
476 | ||
c627d613 | 477 | struct sum_buf { |
6ded1170 | 478 | OFF_T offset; /**< offset in file of this chunk */ |
a06b419d | 479 | int32 len; /**< length of chunk of file */ |
6ded1170 | 480 | uint32 sum1; /**< simple checksum */ |
a3221d2a | 481 | short flags; /**< flag bits */ |
6ded1170 | 482 | char sum2[SUM_LENGTH]; /**< checksum */ |
c627d613 AT |
483 | }; |
484 | ||
485 | struct sum_struct { | |
6ded1170 | 486 | OFF_T flength; /**< total file length */ |
2b2ea368 | 487 | struct sum_buf *sums; /**< points to info for each chunk */ |
6ded1170 | 488 | size_t count; /**< how many chunks */ |
a06b419d WD |
489 | int32 blength; /**< block_length */ |
490 | int32 remainder; /**< flength % block_length */ | |
da9d12f5 | 491 | int s2length; /**< sum2_length */ |
c627d613 AT |
492 | }; |
493 | ||
c6e7fcb4 | 494 | struct map_struct { |
6a7cc46c S |
495 | OFF_T file_size; /* File size (from stat) */ |
496 | OFF_T p_offset; /* Window start */ | |
497 | OFF_T p_fd_offset; /* offset of cursor in fd ala lseek */ | |
2b2ea368 WD |
498 | char *p; /* Window pointer */ |
499 | int32 p_size; /* Largest window size we allocated */ | |
500 | int32 p_len; /* Latest (rounded) window size */ | |
501 | int32 def_window_size; /* Default window size */ | |
502 | int fd; /* File Descriptor */ | |
503 | int status; /* first errno from read errors */ | |
c6e7fcb4 | 504 | }; |
c627d613 | 505 | |
e2d22fee WD |
506 | #define MATCHFLG_WILD (1<<0) /* pattern has '*', '[', and/or '?' */ |
507 | #define MATCHFLG_WILD2 (1<<1) /* pattern has '**' */ | |
508 | #define MATCHFLG_WILD2_PREFIX (1<<2) /* pattern starts with '**' */ | |
509 | #define MATCHFLG_ABS_PATH (1<<3) /* path-match on absolute path */ | |
669a3192 WD |
510 | #define MATCHFLG_INCLUDE (1<<4) /* this is an include, not an exclude */ |
511 | #define MATCHFLG_DIRECTORY (1<<5) /* this matches only directories */ | |
512 | #define MATCHFLG_CLEAR_LIST (1<<6) /* this item is the "!" token */ | |
46fa6025 WD |
513 | #define MATCHFLG_WORD_SPLIT (1<<7) /* split rules on whitespace */ |
514 | #define MATCHFLG_NO_INHERIT (1<<8) /* don't inherit these rules */ | |
515 | #define MATCHFLG_NO_PREFIXES (1<<9) /* parse no prefixes from patterns */ | |
516 | #define MATCHFLG_MERGE_FILE (1<<10)/* specifies a file to merge */ | |
517 | #define MATCHFLG_PERDIR_MERGE (1<<11)/* merge-file is searched per-dir */ | |
518 | #define MATCHFLG_EXCLUDE_SELF (1<<12)/* merge-file name should be excluded */ | |
519 | #define MATCHFLG_FINISH_SETUP (1<<13)/* per-dir merge file needs setup */ | |
7842418b WD |
520 | struct filter_struct { |
521 | struct filter_struct *next; | |
2b6b4d53 | 522 | char *pattern; |
669a3192 | 523 | unsigned int match_flags; |
46fa6025 WD |
524 | union { |
525 | int slash_cnt; | |
7842418b | 526 | struct filter_list_struct *mergelist; |
46fa6025 | 527 | } u; |
2b6b4d53 AT |
528 | }; |
529 | ||
7842418b WD |
530 | struct filter_list_struct { |
531 | struct filter_struct *head; | |
532 | struct filter_struct *tail; | |
ac1d2d33 | 533 | char *debug_type; |
63d03319 WD |
534 | }; |
535 | ||
a800434a AT |
536 | struct stats { |
537 | int64 total_size; | |
538 | int64 total_transferred_size; | |
539 | int64 total_written; | |
540 | int64 total_read; | |
541 | int64 literal_data; | |
542 | int64 matched_data; | |
543 | int flist_size; | |
544 | int num_files; | |
545 | int num_transferred_files; | |
dc8293ff | 546 | int current_file_index; |
a800434a AT |
547 | }; |
548 | ||
2b6b4d53 | 549 | |
3b3a2fbc AT |
550 | /* we need this function because of the silly way in which duplicate |
551 | entries are handled in the file lists - we can't change this | |
552 | without breaking existing versions */ | |
71c46176 | 553 | static inline int flist_up(struct file_list *flist, int i) |
3b3a2fbc | 554 | { |
3ec4dd97 | 555 | while (!flist->files[i]->basename) i++; |
3b3a2fbc AT |
556 | return i; |
557 | } | |
558 | ||
c627d613 | 559 | #include "byteorder.h" |
8de330a3 | 560 | #include "lib/mdfour.h" |
87f18b62 | 561 | #include "lib/wildmatch.h" |
740819ef | 562 | #include "lib/permstring.h" |
e20a4f84 | 563 | #include "lib/addrinfo.h" |
0de40240 | 564 | |
58c29609 MP |
565 | #include "proto.h" |
566 | ||
0de40240 MP |
567 | /* We have replacement versions of these if they're missing. */ |
568 | #ifndef HAVE_ASPRINTF | |
569 | int asprintf(char **ptr, const char *format, ...); | |
570 | #endif | |
571 | ||
572 | #ifndef HAVE_VASPRINTF | |
573 | int vasprintf(char **ptr, const char *format, va_list ap); | |
574 | #endif | |
575 | ||
6813fa7e WD |
576 | #if !defined(HAVE_VSNPRINTF) || !defined(HAVE_C99_VSNPRINTF) |
577 | #define vsnprintf rsync_vsnprintf | |
578 | int vsnprintf(char *str, size_t count, const char *fmt, va_list args); | |
0de40240 MP |
579 | #endif |
580 | ||
6813fa7e WD |
581 | #if !defined(HAVE_SNPRINTF) || !defined(HAVE_C99_VSNPRINTF) |
582 | #define snprintf rsync_snprintf | |
0de40240 MP |
583 | int snprintf(char *str,size_t count,const char *fmt,...); |
584 | #endif | |
585 | ||
586 | ||
c627d613 AT |
587 | #if !HAVE_STRERROR |
588 | extern char *sys_errlist[]; | |
589 | #define strerror(i) sys_errlist[i] | |
590 | #endif | |
591 | ||
592 | #ifndef HAVE_STRCHR | |
593 | # define strchr index | |
594 | # define strrchr rindex | |
595 | #endif | |
596 | ||
c627d613 AT |
597 | #ifndef HAVE_ERRNO_DECL |
598 | extern int errno; | |
599 | #endif | |
600 | ||
cbbe4892 | 601 | #define SUPPORT_LINKS HAVE_READLINK |
dc5ddbcc | 602 | #define SUPPORT_HARD_LINKS HAVE_LINK |
c627d613 | 603 | |
ac1eb754 | 604 | #define SIGNAL_CAST (RETSIGTYPE (*)()) |
720b47f2 AT |
605 | |
606 | #ifndef EWOULDBLOCK | |
607 | #define EWOULDBLOCK EAGAIN | |
608 | #endif | |
182dca5c | 609 | |
7b8356d0 AT |
610 | #ifndef STDIN_FILENO |
611 | #define STDIN_FILENO 0 | |
612 | #endif | |
613 | ||
614 | #ifndef STDOUT_FILENO | |
615 | #define STDOUT_FILENO 1 | |
616 | #endif | |
617 | ||
618 | #ifndef STDERR_FILENO | |
619 | #define STDERR_FILENO 2 | |
620 | #endif | |
621 | ||
8120a98f WD |
622 | #ifndef S_IRUSR |
623 | #define S_IRUSR 0400 | |
624 | #endif | |
625 | ||
7b8356d0 AT |
626 | #ifndef S_IWUSR |
627 | #define S_IWUSR 0200 | |
628 | #endif | |
629 | ||
b0d791bb PG |
630 | #ifndef ACCESSPERMS |
631 | #define ACCESSPERMS 0777 | |
632 | #endif | |
633 | ||
634 | #ifndef S_ISVTX | |
635 | #define S_ISVTX 0 | |
636 | #endif | |
637 | ||
638 | #define CHMOD_BITS (S_ISUID | S_ISGID | S_ISVTX | ACCESSPERMS) | |
639 | ||
b280a1f4 AT |
640 | #ifndef _S_IFMT |
641 | #define _S_IFMT 0170000 | |
642 | #endif | |
643 | ||
644 | #ifndef _S_IFLNK | |
645 | #define _S_IFLNK 0120000 | |
646 | #endif | |
647 | ||
648 | #ifndef S_ISLNK | |
649 | #define S_ISLNK(mode) (((mode) & (_S_IFMT)) == (_S_IFLNK)) | |
650 | #endif | |
651 | ||
1e9f155a AT |
652 | #ifndef S_ISBLK |
653 | #define S_ISBLK(mode) (((mode) & (_S_IFMT)) == (_S_IFBLK)) | |
654 | #endif | |
655 | ||
656 | #ifndef S_ISCHR | |
657 | #define S_ISCHR(mode) (((mode) & (_S_IFMT)) == (_S_IFCHR)) | |
658 | #endif | |
659 | ||
a0b65b18 AT |
660 | #ifndef S_ISSOCK |
661 | #ifdef _S_IFSOCK | |
662 | #define S_ISSOCK(mode) (((mode) & (_S_IFMT)) == (_S_IFSOCK)) | |
663 | #else | |
664 | #define S_ISSOCK(mode) (0) | |
665 | #endif | |
666 | #endif | |
667 | ||
668 | #ifndef S_ISFIFO | |
669 | #ifdef _S_IFIFO | |
670 | #define S_ISFIFO(mode) (((mode) & (_S_IFMT)) == (_S_IFIFO)) | |
671 | #else | |
672 | #define S_ISFIFO(mode) (0) | |
673 | #endif | |
674 | #endif | |
675 | ||
1e9f155a AT |
676 | #ifndef S_ISDIR |
677 | #define S_ISDIR(mode) (((mode) & (_S_IFMT)) == (_S_IFDIR)) | |
678 | #endif | |
679 | ||
680 | #ifndef S_ISREG | |
681 | #define S_ISREG(mode) (((mode) & (_S_IFMT)) == (_S_IFREG)) | |
682 | #endif | |
683 | ||
f0359dd0 AT |
684 | /* work out what fcntl flag to use for non-blocking */ |
685 | #ifdef O_NONBLOCK | |
686 | # define NONBLOCK_FLAG O_NONBLOCK | |
687 | #elif defined(SYSV) | |
688 | # define NONBLOCK_FLAG O_NDELAY | |
689 | #else | |
690 | # define NONBLOCK_FLAG FNDELAY | |
691 | #endif | |
692 | ||
d79c77ca MP |
693 | #ifndef INADDR_LOOPBACK |
694 | #define INADDR_LOOPBACK 0x7f000001 | |
695 | #endif | |
696 | ||
697 | #ifndef INADDR_NONE | |
698 | #define INADDR_NONE 0xffffffff | |
699 | #endif | |
a0b65b18 AT |
700 | |
701 | #define IS_DEVICE(mode) (S_ISCHR(mode) || S_ISBLK(mode) || S_ISSOCK(mode) || S_ISFIFO(mode)) | |
7bec6a5c | 702 | |
5afd8aed DD |
703 | /* Initial mask on permissions given to temporary files. Mask off setuid |
704 | bits and group access because of potential race-condition security | |
705 | holes, and mask other access because mode 707 is bizarre */ | |
972a3619 | 706 | #define INITACCESSPERMS 0700 |
e08bfe12 AT |
707 | |
708 | /* handler for null strings in printf format */ | |
709 | #define NS(s) ((s)?(s):"<NULL>") | |
710 | ||
fb859e56 | 711 | #if !defined(__GNUC__) || defined(APPLE) |
999dfffc MP |
712 | /* Apparently the OS X port of gcc gags on __attribute__. |
713 | * | |
714 | * <http://www.opensource.apple.com/bugs/X/gcc/2512150.html> */ | |
fb859e56 MP |
715 | #define __attribute__(x) |
716 | ||
717 | #endif | |
718 | ||
58cadc86 WD |
719 | /* Convenient wrappers for malloc and realloc. Use them. */ |
720 | #define new(type) ((type *)malloc(sizeof(type))) | |
721 | #define new_array(type, num) ((type *)_new_array(sizeof(type), (num))) | |
722 | #define realloc_array(ptr, type, num) ((type *)_realloc_array((ptr), sizeof(type), (num))) | |
fb859e56 | 723 | |
e08bfe12 | 724 | /* use magic gcc attributes to catch format errors */ |
ff41a59f | 725 | void rprintf(enum logcode , const char *, ...) |
fb859e56 | 726 | __attribute__((format (printf, 2, 3))) |
e08bfe12 | 727 | ; |
7b3d4257 | 728 | |
a039749b MP |
729 | /* This is just like rprintf, but it also tries to print some |
730 | * representation of the error code. Normally errcode = errno. */ | |
731 | void rsyserr(enum logcode, int, const char *, ...) | |
fb859e56 | 732 | __attribute__((format (printf, 3, 4))) |
a039749b MP |
733 | ; |
734 | ||
7b3d4257 AT |
735 | #ifdef REPLACE_INET_NTOA |
736 | #define inet_ntoa rep_inet_ntoa | |
737 | #endif | |
5a788ade | 738 | |
afbcc8f2 WD |
739 | /* Make sure that the O_BINARY flag is defined. */ |
740 | #ifndef O_BINARY | |
741 | #define O_BINARY 0 | |
742 | #endif | |
5a788ade AT |
743 | |
744 | #ifndef HAVE_STRLCPY | |
745 | size_t strlcpy(char *d, const char *s, size_t bufsize); | |
746 | #endif | |
747 | ||
748 | #ifndef HAVE_STRLCAT | |
749 | size_t strlcat(char *d, const char *s, size_t bufsize); | |
750 | #endif | |
751 | ||
82980a23 AT |
752 | #ifndef WEXITSTATUS |
753 | #define WEXITSTATUS(stat) ((int)(((stat)>>8)&0xFF)) | |
754 | #endif | |
755 | ||
a9766ef1 | 756 | #define exit_cleanup(code) _exit_cleanup(code, __FILE__, __LINE__) |
eecd22ff | 757 | |
b2bffbb2 WD |
758 | #ifdef HAVE_GETEUID |
759 | #define MY_UID() geteuid() | |
760 | #else | |
761 | #define MY_UID() getuid() | |
762 | #endif | |
763 | ||
764 | #ifdef HAVE_GETEGID | |
765 | #define MY_GID() getegid() | |
766 | #else | |
767 | #define MY_GID() getgid() | |
768 | #endif | |
eecd22ff MP |
769 | |
770 | extern int verbose; | |
d5d4b282 | 771 | |
8f694072 MP |
772 | #ifndef HAVE_INET_NTOP |
773 | const char * | |
774 | inet_ntop(int af, const void *src, char *dst, size_t size); | |
775 | #endif /* !HAVE_INET_NTOP */ | |
776 | ||
777 | #ifndef HAVE_INET_PTON | |
bda41fa5 | 778 | int inet_pton(int af, const char *src, void *dst); |
8f694072 | 779 | #endif |
0f0ea7f7 | 780 | |
f4a0483a MP |
781 | #ifdef MAINTAINER_MODE |
782 | const char *get_panic_action(void); | |
783 | #endif | |
784 | ||
fb859e56 | 785 | #define UNUSED(x) x __attribute__((__unused__)) |
eca2adb4 | 786 | |
c80b3d8c | 787 | extern const char *io_write_phase, *io_read_phase; |