Commit | Line | Data |
---|---|---|
d622d4bf | 1 | /* |
0f78b815 WD |
2 | * Copyright (C) 1996, 2000 Andrew Tridgell |
3 | * Copyright (C) 1996 Paul Mackerras | |
4 | * Copyright (C) 2001, 2002 Martin Pool <mbp@samba.org> | |
ba2133d6 | 5 | * Copyright (C) 2003-2007 Wayne Davison |
0f78b815 WD |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify | |
8e41b68e WD |
8 | * it under the terms of the GNU General Public License as published by |
9 | * the Free Software Foundation; either version 3 of the License, or | |
10 | * (at your option) any later version. | |
0f78b815 WD |
11 | * |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
e7c67065 | 17 | * You should have received a copy of the GNU General Public License along |
4fd842f9 | 18 | * with this program; if not, visit the http://fsf.org website. |
0f78b815 | 19 | */ |
0de40240 | 20 | |
d41c7d02 DD |
21 | #define False 0 |
22 | #define True 1 | |
23 | ||
c627d613 AT |
24 | #define BLOCK_SIZE 700 |
25 | #define RSYNC_RSH_ENV "RSYNC_RSH" | |
8dd99390 | 26 | #define RSYNC_RSH_IO_ENV "RSYNC_RSH_IO" |
7b8356d0 | 27 | |
c627d613 | 28 | #define RSYNC_NAME "rsync" |
cd3fe9fb | 29 | /* RSYNCD_SYSCONF is now set in config.h */ |
30e8c8e1 | 30 | #define RSYNCD_USERCONF "rsyncd.conf" |
f0fca04e | 31 | |
5e71c444 | 32 | #define DEFAULT_LOCK_FILE "/var/run/rsyncd.lock" |
f7632fc6 AT |
33 | #define URL_PREFIX "rsync://" |
34 | ||
9585b276 WD |
35 | #define SYMLINK_PREFIX "/rsyncd-munged/" |
36 | #define SYMLINK_PREFIX_LEN ((int)sizeof SYMLINK_PREFIX - 1) | |
37 | ||
c627d613 AT |
38 | #define BACKUP_SUFFIX "~" |
39 | ||
1b01b295 | 40 | /* a non-zero CHAR_OFFSET makes the rolling sum stronger, but is |
6543dc0c | 41 | incompatible with older versions :-( */ |
1b01b295 AT |
42 | #define CHAR_OFFSET 0 |
43 | ||
a5f9cff2 WD |
44 | /* These flags are only used during the flist transfer. */ |
45 | ||
ec33e0e6 | 46 | #define XMIT_TOP_DIR (1<<0) |
a5f9cff2 | 47 | #define XMIT_SAME_MODE (1<<1) |
18438f0b | 48 | #define XMIT_SAME_RDEV_pre28 (1<<2) /* protocols 20 - 27 */ |
cf2d2665 | 49 | #define XMIT_EXTENDED_FLAGS (1<<2) /* protocols 28 - now */ |
a5f9cff2 WD |
50 | #define XMIT_SAME_UID (1<<3) |
51 | #define XMIT_SAME_GID (1<<4) | |
52 | #define XMIT_SAME_NAME (1<<5) | |
53 | #define XMIT_LONG_NAME (1<<6) | |
54 | #define XMIT_SAME_TIME (1<<7) | |
cf2d2665 | 55 | #define XMIT_SAME_RDEV_MAJOR (1<<8) /* protocols 28 - now (devices only) */ |
ae11e4ee | 56 | #define XMIT_NO_CONTENT_DIR (1<<8) /* protocols 30 - now (dirs only) */ |
cf2d2665 | 57 | #define XMIT_HLINKED (1<<9) /* protocols 28 - now */ |
18438f0b | 58 | #define XMIT_SAME_DEV_pre30 (1<<10) /* protocols 28 - 29 */ |
cf2d2665 | 59 | #define XMIT_USER_NAME_FOLLOWS (1<<10) /* protocols 30 - now */ |
18438f0b | 60 | #define XMIT_RDEV_MINOR_8_pre30 (1<<11) /* protocols 28 - 29 */ |
cf2d2665 WD |
61 | #define XMIT_GROUP_NAME_FOLLOWS (1<<11) /* protocols 30 - now */ |
62 | #define XMIT_HLINK_FIRST (1<<12) /* protocols 30 - now (HLINKED files only) */ | |
a5f9cff2 WD |
63 | |
64 | /* These flags are used in the live flist data. */ | |
65 | ||
82ad07c4 | 66 | #define FLAG_TOP_DIR (1<<0) /* sender/receiver/generator */ |
9ec3828b | 67 | #define FLAG_FILE_SENT (1<<1) /* sender/receiver/generator */ |
48a481c4 | 68 | #define FLAG_DIR_CREATED (1<<1) /* generator */ |
ae11e4ee | 69 | #define FLAG_CONTENT_DIR (1<<2) /* sender/receiver/generator */ |
82ad07c4 | 70 | #define FLAG_MOUNT_DIR (1<<3) /* sender/generator */ |
505c0579 | 71 | #define FLAG_DUPLICATE (1<<4) /* sender */ |
96293cf9 | 72 | #define FLAG_MISSING_DIR (1<<4) /* generator */ |
ae11e4ee WD |
73 | #define FLAG_HLINKED (1<<5) /* receiver/generator (checked on all types) */ |
74 | #define FLAG_HLINK_FIRST (1<<6) /* receiver/generator (w/FLAG_HLINKED) */ | |
75 | #define FLAG_IMPLIED_DIR (1<<6) /* sender/receiver/generator (dirs only) */ | |
82ad07c4 | 76 | #define FLAG_HLINK_LAST (1<<7) /* receiver/generator */ |
ae11e4ee | 77 | #define FLAG_HLINK_DONE (1<<8) /* receiver/generator (checked on all types) */ |
bfd31372 | 78 | #define FLAG_LENGTH64 (1<<9) /* sender/receiver/generator */ |
ff2001b9 | 79 | #define FLAG_SKIP_GROUP (1<<10) /* receiver/generator */ |
1ed56a05 | 80 | #define FLAG_TIME_FAILED (1<<11)/* generator */ |
bfd31372 | 81 | |
9ec3828b WD |
82 | /* These flags are passed to functions but not stored. */ |
83 | ||
84 | #define FLAG_DIVERT_DIRS (1<<16)/* sender */ | |
85 | ||
bfd31372 WD |
86 | #define BITS_SET(val,bits) (((val) & (bits)) == (bits)) |
87 | #define BITS_SETnUNSET(val,onbits,offbits) (((val) & ((onbits)|(offbits))) == (onbits)) | |
0a62f5f3 WD |
88 | #define BITS_EQUAL(b1,b2,mask) (((unsigned)(b1) & (unsigned)(mask)) \ |
89 | == ((unsigned)(b2) & (unsigned)(mask))) | |
520cf417 | 90 | |
c627d613 | 91 | /* update this if you make incompatible changes */ |
21068d8e | 92 | #define PROTOCOL_VERSION 30 |
063393d6 | 93 | |
4471d9e5 WD |
94 | /* This is used when working on a new protocol version in CVS, and should |
95 | * be a new non-zero value for each CVS change that affects the protocol. | |
96 | * It must ALWAYS be 0 when the protocol goes final! */ | |
1ed56a05 | 97 | #define SUBPROTOCOL_VERSION 17 |
4471d9e5 | 98 | |
063393d6 MP |
99 | /* We refuse to interoperate with versions that are not in this range. |
100 | * Note that we assume we'll work with later versions: the onus is on | |
101 | * people writing them to make sure that they don't send us anything | |
102 | * we won't understand. | |
103 | * | |
1b2db7ae S |
104 | * Interoperation with old but supported protocol versions |
105 | * should cause a warning to be printed. At a future date | |
106 | * the old protocol will become the minimum and | |
107 | * compatibility code removed. | |
108 | * | |
91c4da3f S |
109 | * There are two possible explanations for the limit at |
110 | * MAX_PROTOCOL_VERSION: either to allow new major-rev versions that | |
111 | * do not interoperate with us, and (more likely) so that we can | |
112 | * detect an attempt to connect rsync to a non-rsync server, which is | |
113 | * unlikely to begin by sending a byte between MIN_PROTOCL_VERSION and | |
114 | * MAX_PROTOCOL_VERSION. */ | |
115 | ||
3e491682 S |
116 | #define MIN_PROTOCOL_VERSION 20 |
117 | #define OLD_PROTOCOL_VERSION 25 | |
1b2db7ae | 118 | #define MAX_PROTOCOL_VERSION 40 |
c627d613 | 119 | |
3831f063 WD |
120 | #define FILECNT_LOOKAHEAD 1000 |
121 | ||
9486289c AT |
122 | #define RSYNC_PORT 873 |
123 | ||
d867229b | 124 | #define SPARSE_WRITE_SIZE (1024) |
dc5ddbcc | 125 | #define WRITE_SIZE (32*1024) |
34ccb63e | 126 | #define CHUNK_SIZE (32*1024) |
61542c41 | 127 | #define MAX_MAP_SIZE (256*1024) |
e3fe383a | 128 | #define IO_BUFFER_SIZE (4092) |
4c17cdcb | 129 | #define MAX_BLOCK_SIZE ((int32)1 << 17) |
c627d613 | 130 | |
e2d22fee WD |
131 | #define IOERR_GENERAL (1<<0) /* For backward compatibility, this must == 1 */ |
132 | #define IOERR_VANISHED (1<<1) | |
ff3d3c32 | 133 | #define IOERR_DEL_LIMIT (1<<2) |
e2d22fee | 134 | |
874895d5 | 135 | #define MAX_ARGS 1000 |
e4977b0b | 136 | #define MAX_BASIS_DIRS 20 |
c296031d | 137 | #define MAX_SERVER_ARGS (MAX_BASIS_DIRS*2 + 100) |
e4977b0b | 138 | |
8d9dc9f9 | 139 | #define MPLEX_BASE 7 |
ff41a59f | 140 | |
7842418b WD |
141 | #define NO_FILTERS 0 |
142 | #define SERVER_FILTERS 1 | |
143 | #define ALL_FILTERS 2 | |
4762db4f | 144 | |
753b6b46 | 145 | #define XFLG_FATAL_ERRORS (1<<0) |
3b2461cf WD |
146 | #define XFLG_OLD_PREFIXES (1<<1) |
147 | #define XFLG_ANCHORED2ABS (1<<2) | |
699f7024 | 148 | #define XFLG_ABS_IF_SLASH (1<<3) |
4762db4f | 149 | |
8eda7a4b WD |
150 | #define ATTRS_REPORT (1<<0) |
151 | #define ATTRS_SKIP_MTIME (1<<1) | |
5c6fc4a6 | 152 | |
419896af WD |
153 | #define FULL_FLUSH 1 |
154 | #define NORMAL_FLUSH 0 | |
155 | ||
a7260c40 WD |
156 | #define PDIR_CREATE 1 |
157 | #define PDIR_DELETE 0 | |
158 | ||
e341588a WD |
159 | /* Note: 0x00 - 0x7F are used for basis_dir[] indexes! */ |
160 | #define FNAMECMP_BASIS_DIR_LOW 0x00 /* Must remain 0! */ | |
161 | #define FNAMECMP_BASIS_DIR_HIGH 0x7F | |
41cfde6b WD |
162 | #define FNAMECMP_FNAME 0x80 |
163 | #define FNAMECMP_PARTIAL_DIR 0x81 | |
164 | #define FNAMECMP_BACKUP 0x82 | |
0dd046d3 | 165 | #define FNAMECMP_FUZZY 0x83 |
41cfde6b | 166 | |
0cc279e0 | 167 | /* For use by the itemize_changes code */ |
b3222792 | 168 | #define ITEM_REPORT_ATIME (1<<0) |
0cc279e0 WD |
169 | #define ITEM_REPORT_CHECKSUM (1<<1) |
170 | #define ITEM_REPORT_SIZE (1<<2) | |
171 | #define ITEM_REPORT_TIME (1<<3) | |
172 | #define ITEM_REPORT_PERMS (1<<4) | |
173 | #define ITEM_REPORT_OWNER (1<<5) | |
174 | #define ITEM_REPORT_GROUP (1<<6) | |
b3222792 WD |
175 | #define ITEM_REPORT_ACL (1<<7) |
176 | #define ITEM_REPORT_XATTR (1<<8) | |
3019a9ba WD |
177 | #define ITEM_BASIS_TYPE_FOLLOWS (1<<11) |
178 | #define ITEM_XNAME_FOLLOWS (1<<12) | |
6d0e5d2e WD |
179 | #define ITEM_IS_NEW (1<<13) |
180 | #define ITEM_LOCAL_CHANGE (1<<14) | |
181 | #define ITEM_TRANSFER (1<<15) | |
d4d4890d | 182 | /* These are outside the range of the transmitted flags. */ |
d4d4890d WD |
183 | #define ITEM_MISSING_DATA (1<<16) /* used by log_formatted() */ |
184 | #define ITEM_DELETED (1<<17) /* used by log_formatted() */ | |
1e4f5f63 | 185 | #define ITEM_MATCHED (1<<18) /* used by itemize() */ |
0cc279e0 | 186 | |
3019a9ba WD |
187 | #define SIGNIFICANT_ITEM_FLAGS (~(\ |
188 | ITEM_BASIS_TYPE_FOLLOWS | ITEM_XNAME_FOLLOWS | ITEM_LOCAL_CHANGE)) | |
669e7671 | 189 | |
c73f2a38 WD |
190 | #define CFN_KEEP_LEADING_DOT_DIR (1<<0) |
191 | #define CFN_KEEP_TRAILING_SLASH (1<<1) | |
192 | #define CFN_DROP_TRAILING_DOT_DIR (1<<2) | |
193 | #define CFN_COLLAPSE_DOT_DOT_DIRS (1<<3) | |
df0054ab | 194 | |
3f0211b6 WD |
195 | /* Log-message categories. FLOG only goes to the log file, not the client; |
196 | * FCLIENT is the opposite. */ | |
197 | enum logcode { | |
198 | FNONE=0, /* never sent */ | |
199 | FERROR_XFER=1, FINFO=2, /* sent over socket for any protocol */ | |
200 | FERROR=3, FWARNING=4, /* sent over socket for protocols >= 30 */ | |
201 | FERROR_SOCKET=5, FLOG=6, /* only sent via receiver -> generator pipe */ | |
202 | FCLIENT=7 /* never transmitted (e.g. server converts to FINFO) */ | |
203 | }; | |
419896af WD |
204 | |
205 | /* Messages types that are sent over the message channel. The logcode | |
206 | * values must all be present here with identical numbers. */ | |
207 | enum msgcode { | |
1dcf3b43 | 208 | MSG_DATA=0, /* raw data on the multiplexed stream */ |
3f0211b6 WD |
209 | MSG_ERROR_XFER=FERROR_XFER, MSG_INFO=FINFO, /* remote logging */ |
210 | MSG_ERROR=FERROR, MSG_WARNING=FWARNING, /* protocol-30 remote logging */ | |
211 | MSG_ERROR_SOCKET=FERROR_SOCKET, /* sibling logging */ | |
212 | MSG_LOG=FLOG, MSG_CLIENT=FCLIENT, /* sibling logging */ | |
1dcf3b43 | 213 | MSG_REDO=9, /* reprocess indicated flist index */ |
9ec3828b WD |
214 | MSG_FLIST=20, /* extra file list over sibling socket */ |
215 | MSG_FLIST_EOF=21,/* we've transmitted all the file lists */ | |
216 | MSG_IO_ERROR=22,/* the sending side had an I/O error */ | |
217 | MSG_NOOP=42, /* a do-nothing message */ | |
1dcf3b43 WD |
218 | MSG_SUCCESS=100,/* successfully updated indicated flist index */ |
219 | MSG_DELETED=101,/* successfully deleted a file on receiving side */ | |
9ec3828b | 220 | MSG_NO_SEND=102,/* sender failed to open a file we wanted */ |
1dcf3b43 | 221 | MSG_DONE=86 /* current phase is done */ |
419896af | 222 | }; |
7bec6a5c | 223 | |
82ad07c4 | 224 | #define NDX_DONE -1 |
9ec3828b WD |
225 | #define NDX_FLIST_EOF -2 |
226 | #define NDX_FLIST_OFFSET -101 | |
82ad07c4 | 227 | |
65417579 AT |
228 | #include "errcode.h" |
229 | ||
c627d613 AT |
230 | #include "config.h" |
231 | ||
e3217f14 | 232 | /* The default RSYNC_RSH is always set in config.h. */ |
24d95c03 | 233 | |
c627d613 | 234 | #include <stdio.h> |
4f5b0756 | 235 | #ifdef HAVE_SYS_TYPES_H |
e95538ca WD |
236 | # include <sys/types.h> |
237 | #endif | |
4f5b0756 | 238 | #ifdef HAVE_SYS_STAT_H |
e95538ca WD |
239 | # include <sys/stat.h> |
240 | #endif | |
4f5b0756 | 241 | #ifdef STDC_HEADERS |
e95538ca WD |
242 | # include <stdlib.h> |
243 | # include <stddef.h> | |
244 | #else | |
4f5b0756 | 245 | # ifdef HAVE_STDLIB_H |
e95538ca WD |
246 | # include <stdlib.h> |
247 | # endif | |
248 | #endif | |
4f5b0756 WD |
249 | #ifdef HAVE_STRING_H |
250 | # if !defined STDC_HEADERS && defined HAVE_MEMORY_H | |
e95538ca WD |
251 | # include <memory.h> |
252 | # endif | |
253 | # include <string.h> | |
254 | #endif | |
4f5b0756 | 255 | #ifdef HAVE_STRINGS_H |
e95538ca WD |
256 | # include <strings.h> |
257 | #endif | |
2d2414f3 WD |
258 | #ifdef HAVE_INTTYPES_H |
259 | # include <inttypes.h> | |
260 | #endif | |
b4b24520 WD |
261 | #ifdef HAVE_STDINT_H |
262 | # include <stdint.h> | |
263 | #endif | |
4f5b0756 | 264 | #ifdef HAVE_UNISTD_H |
e95538ca | 265 | # include <unistd.h> |
c627d613 AT |
266 | #endif |
267 | ||
4f5b0756 | 268 | #ifdef HAVE_SYS_PARAM_H |
e95538ca | 269 | #include <sys/param.h> |
38b02c13 | 270 | #endif |
59192f56 | 271 | |
4f5b0756 | 272 | #if defined HAVE_MALLOC_H && (defined HAVE_MALLINFO || !defined HAVE_STDLIB_H) |
59192f56 | 273 | #include <malloc.h> |
d7b305fd AT |
274 | #endif |
275 | ||
4f5b0756 | 276 | #ifdef HAVE_SYS_SOCKET_H |
fdd71e17 AT |
277 | #include <sys/socket.h> |
278 | #endif | |
279 | ||
4f5b0756 | 280 | #ifdef TIME_WITH_SYS_TIME |
c627d613 AT |
281 | #include <sys/time.h> |
282 | #include <time.h> | |
283 | #else | |
4f5b0756 | 284 | #ifdef HAVE_SYS_TIME_H |
c627d613 AT |
285 | #include <sys/time.h> |
286 | #else | |
287 | #include <time.h> | |
288 | #endif | |
289 | #endif | |
290 | ||
4f5b0756 | 291 | #ifdef HAVE_FCNTL_H |
c627d613 AT |
292 | #include <fcntl.h> |
293 | #else | |
4f5b0756 | 294 | #ifdef HAVE_SYS_FCNTL_H |
c627d613 AT |
295 | #include <sys/fcntl.h> |
296 | #endif | |
297 | #endif | |
298 | ||
4f5b0756 | 299 | #ifdef HAVE_SYS_IOCTL_H |
94481d91 AT |
300 | #include <sys/ioctl.h> |
301 | #endif | |
302 | ||
4f5b0756 | 303 | #ifdef HAVE_SYS_FILIO_H |
94481d91 AT |
304 | #include <sys/filio.h> |
305 | #endif | |
306 | ||
c627d613 | 307 | #include <signal.h> |
4f5b0756 | 308 | #ifdef HAVE_SYS_WAIT_H |
c627d613 AT |
309 | #include <sys/wait.h> |
310 | #endif | |
4f5b0756 | 311 | #ifdef HAVE_CTYPE_H |
c627d613 AT |
312 | #include <ctype.h> |
313 | #endif | |
4f5b0756 | 314 | #ifdef HAVE_GRP_H |
c627d613 AT |
315 | #include <grp.h> |
316 | #endif | |
317 | #include <errno.h> | |
318 | ||
4f5b0756 | 319 | #ifdef HAVE_UTIME_H |
c627d613 AT |
320 | #include <utime.h> |
321 | #endif | |
322 | ||
4f5b0756 | 323 | #ifdef HAVE_SYS_SELECT_H |
8bf73749 AT |
324 | #include <sys/select.h> |
325 | #endif | |
326 | ||
4f5b0756 | 327 | #ifdef HAVE_SYS_MODE_H |
773f2bd4 | 328 | /* apparently AIX needs this for S_ISLNK */ |
05a6556d | 329 | #ifndef S_ISLNK |
773f2bd4 AT |
330 | #include <sys/mode.h> |
331 | #endif | |
05a6556d | 332 | #endif |
773f2bd4 | 333 | |
4f5b0756 | 334 | #ifdef HAVE_GLOB_H |
874895d5 AT |
335 | #include <glob.h> |
336 | #endif | |
337 | ||
f6c34742 AT |
338 | /* these are needed for the uid/gid mapping code */ |
339 | #include <pwd.h> | |
340 | #include <grp.h> | |
341 | ||
9486289c | 342 | #include <stdarg.h> |
f0fca04e AT |
343 | #include <netinet/in.h> |
344 | #include <arpa/inet.h> | |
6e1fa33f | 345 | #ifdef HAVE_NETDB_H |
f0fca04e | 346 | #include <netdb.h> |
6e1fa33f | 347 | #endif |
ff8b29b8 | 348 | #include <syslog.h> |
6c8f5373 | 349 | #include <sys/file.h> |
9486289c | 350 | |
4f5b0756 | 351 | #ifdef HAVE_DIRENT_H |
e8f5b936 AT |
352 | # include <dirent.h> |
353 | #else | |
354 | # define dirent direct | |
4f5b0756 | 355 | # ifdef HAVE_SYS_NDIR_H |
e8f5b936 AT |
356 | # include <sys/ndir.h> |
357 | # endif | |
4f5b0756 | 358 | # ifdef HAVE_SYS_DIR_H |
e8f5b936 AT |
359 | # include <sys/dir.h> |
360 | # endif | |
4f5b0756 | 361 | # ifdef HAVE_NDIR_H |
e8f5b936 AT |
362 | # include <ndir.h> |
363 | # endif | |
364 | #endif | |
365 | ||
4f5b0756 | 366 | #ifdef MAJOR_IN_MKDEV |
c39d6514 | 367 | #include <sys/mkdev.h> |
8a33c406 | 368 | # if !defined makedev && (defined mkdev || defined _WIN32 || defined __WIN32__) |
73496a36 WD |
369 | # define makedev mkdev |
370 | # endif | |
4f5b0756 | 371 | #elif defined MAJOR_IN_SYSMACROS |
f8ed564c | 372 | #include <sys/sysmacros.h> |
c39d6514 WD |
373 | #endif |
374 | ||
5a3810b4 WD |
375 | #ifdef MAKEDEV_TAKES_3_ARGS |
376 | #define MAKEDEV(devmajor,devminor) makedev(0,devmajor,devminor) | |
377 | #else | |
378 | #define MAKEDEV(devmajor,devminor) makedev(devmajor,devminor) | |
379 | #endif | |
380 | ||
4f5b0756 | 381 | #ifdef HAVE_COMPAT_H |
e8f5b936 AT |
382 | #include <compat.h> |
383 | #endif | |
384 | ||
ea8291d8 WD |
385 | #ifdef HAVE_LIMITS_H |
386 | # include <limits.h> | |
387 | #endif | |
388 | ||
332cf6df WD |
389 | #if defined HAVE_ICONV_OPEN && defined HAVE_ICONV_H |
390 | #include <iconv.h> | |
391 | #ifndef ICONV_CONST | |
392 | #define ICONV_CONST | |
393 | #endif | |
4a1edb63 WD |
394 | #else |
395 | #ifdef ICONV_CONST | |
332cf6df WD |
396 | #undef ICONV_CONST |
397 | #endif | |
21546571 WD |
398 | #ifdef ICONV_OPTION |
399 | #undef ICONV_OPTION | |
400 | #endif | |
4a1edb63 WD |
401 | #ifdef iconv_t |
402 | #undef iconv_t | |
403 | #endif | |
404 | #define iconv_t int | |
405 | #endif | |
332cf6df | 406 | |
1bfbf40b MP |
407 | #include <assert.h> |
408 | ||
9935066b | 409 | #include "lib/pool_alloc.h" |
e8f5b936 | 410 | |
88a74268 WD |
411 | #ifndef HAVE_ID_T |
412 | typedef int id_t; | |
413 | #endif | |
414 | #ifndef HAVE_PID_T | |
415 | typedef int pid_t; | |
416 | #endif | |
417 | #ifndef HAVE_MODE_T | |
418 | typedef int mode_t; | |
419 | #endif | |
420 | #ifndef HAVE_OFF_T | |
421 | typedef long off_t; | |
422 | #endif | |
423 | #ifndef HAVE_SIZE_T | |
424 | typedef unsigned int size_t; | |
425 | #endif | |
426 | ||
f0fca04e AT |
427 | #define BOOL int |
428 | ||
c627d613 AT |
429 | #ifndef uchar |
430 | #define uchar unsigned char | |
431 | #endif | |
432 | ||
4f5b0756 | 433 | #ifdef SIGNED_CHAR_OK |
debb4505 AT |
434 | #define schar signed char |
435 | #else | |
436 | #define schar char | |
437 | #endif | |
438 | ||
2d2414f3 WD |
439 | #ifndef int16 |
440 | #if SIZEOF_INT16_T == 2 | |
441 | # define int16 int16_t | |
442 | #else | |
443 | # define int16 short | |
444 | #endif | |
445 | #endif | |
446 | ||
447 | #ifndef uint16 | |
448 | #if SIZEOF_UINT16_T == 2 | |
449 | # define uint16 uint16_t | |
450 | #else | |
451 | # define uint16 unsigned int16 | |
452 | #endif | |
453 | #endif | |
454 | ||
43d0f38b WD |
455 | /* Find a variable that is either exactly 32-bits or longer. |
456 | * If some code depends on 32-bit truncation, it will need to | |
457 | * take special action in a "#if SIZEOF_INT32 > 4" section. */ | |
c627d613 | 458 | #ifndef int32 |
2d2414f3 WD |
459 | #if SIZEOF_INT32_T == 4 |
460 | # define int32 int32_t | |
461 | # define SIZEOF_INT32 4 | |
462 | #elif SIZEOF_INT == 4 | |
43d0f38b WD |
463 | # define int32 int |
464 | # define SIZEOF_INT32 4 | |
465 | #elif SIZEOF_LONG == 4 | |
466 | # define int32 long | |
467 | # define SIZEOF_INT32 4 | |
468 | #elif SIZEOF_SHORT == 4 | |
469 | # define int32 short | |
470 | # define SIZEOF_INT32 4 | |
471 | #elif SIZEOF_INT > 4 | |
472 | # define int32 int | |
473 | # define SIZEOF_INT32 SIZEOF_INT | |
474 | #elif SIZEOF_LONG > 4 | |
475 | # define int32 long | |
476 | # define SIZEOF_INT32 SIZEOF_LONG | |
8de330a3 | 477 | #else |
43d0f38b | 478 | # error Could not find a 32-bit integer variable |
c627d613 | 479 | #endif |
43d0f38b WD |
480 | #else |
481 | # define SIZEOF_INT32 4 | |
c627d613 AT |
482 | #endif |
483 | ||
484 | #ifndef uint32 | |
2d2414f3 WD |
485 | #if SIZEOF_UINT32_T == 4 |
486 | # define uint32 uint32_t | |
487 | #else | |
488 | # define uint32 unsigned int32 | |
489 | #endif | |
c627d613 AT |
490 | #endif |
491 | ||
0dd046d3 | 492 | #if SIZEOF_OFF_T == 8 || !SIZEOF_OFF64_T || !defined HAVE_STRUCT_STAT64 |
bcacc18b AT |
493 | #define OFF_T off_t |
494 | #define STRUCT_STAT struct stat | |
5b5f7e3b WD |
495 | #else |
496 | #define OFF_T off64_t | |
497 | #define STRUCT_STAT struct stat64 | |
498 | #define USE_STAT64_FUNCS 1 | |
bcacc18b AT |
499 | #endif |
500 | ||
d4198823 WD |
501 | /* CAVEAT: on some systems, int64 will really be a 32-bit integer IFF |
502 | * that's the maximum size the file system can handle and there is no | |
503 | * 64-bit type available. The rsync source must therefore take steps | |
504 | * to ensure that any code that really requires a 64-bit integer has | |
505 | * it (e.g. the checksum code uses two 32-bit integers for its 64-bit | |
506 | * counter). */ | |
2d2414f3 WD |
507 | #if SIZEOF_INT64_T == 8 |
508 | # define int64 int64_t | |
509 | # define SIZEOF_INT64 8 | |
510 | #elif SIZEOF_LONG == 8 | |
d622d4bf WD |
511 | # define int64 long |
512 | # define SIZEOF_INT64 8 | |
513 | #elif SIZEOF_INT == 8 | |
514 | # define int64 int | |
515 | # define SIZEOF_INT64 8 | |
516 | #elif SIZEOF_LONG_LONG == 8 | |
517 | # define int64 long long | |
518 | # define SIZEOF_INT64 8 | |
2c177562 WD |
519 | #elif SIZEOF_OFF64_T == 8 |
520 | # define int64 off64_t | |
521 | # define SIZEOF_INT64 8 | |
d622d4bf WD |
522 | #elif SIZEOF_OFF_T == 8 |
523 | # define int64 off_t | |
524 | # define SIZEOF_INT64 8 | |
525 | #elif SIZEOF_INT > 8 | |
526 | # define int64 int | |
527 | # define SIZEOF_INT64 SIZEOF_INT | |
528 | #elif SIZEOF_LONG > 8 | |
529 | # define int64 long | |
530 | # define SIZEOF_INT64 SIZEOF_LONG | |
531 | #elif SIZEOF_LONG_LONG > 8 | |
532 | # define int64 long long | |
533 | # define SIZEOF_INT64 SIZEOF_LONG_LONG | |
71c46176 | 534 | #else |
736a6a29 | 535 | /* As long as it gets... */ |
d622d4bf WD |
536 | # define int64 off_t |
537 | # define SIZEOF_INT64 SIZEOF_OFF_T | |
71c46176 | 538 | #endif |
c627d613 | 539 | |
83135e8f WD |
540 | struct hashtable { |
541 | void *nodes; | |
542 | int32 size, entries; | |
543 | uint32 node_size; | |
d6e6333a | 544 | int key64; |
83135e8f WD |
545 | }; |
546 | ||
547 | struct ht_int32_node { | |
548 | void *data; | |
549 | int32 key; | |
550 | }; | |
551 | ||
552 | struct ht_int64_node { | |
14d776ff | 553 | void *data; |
83135e8f | 554 | int64 key; |
14d776ff WD |
555 | }; |
556 | ||
83135e8f WD |
557 | #define HT_NODE(tbl, bkts, i) ((void*)((char*)(bkts) + (i)*(tbl)->node_size)) |
558 | #define HT_KEY(node, k64) ((k64)? ((struct ht_int64_node*)(node))->key \ | |
559 | : (int64)((struct ht_int32_node*)(node))->key) | |
560 | ||
c627d613 AT |
561 | #ifndef MIN |
562 | #define MIN(a,b) ((a)<(b)?(a):(b)) | |
563 | #endif | |
564 | ||
565 | #ifndef MAX | |
566 | #define MAX(a,b) ((a)>(b)?(a):(b)) | |
567 | #endif | |
568 | ||
d41c7d02 DD |
569 | #ifndef MAXHOSTNAMELEN |
570 | #define MAXHOSTNAMELEN 256 | |
571 | #endif | |
572 | ||
c627d613 | 573 | #define SUM_LENGTH 16 |
195bd906 S |
574 | #define SHORT_SUM_LENGTH 2 |
575 | #define BLOCKSUM_BIAS 10 | |
c627d613 AT |
576 | |
577 | #ifndef MAXPATHLEN | |
578 | #define MAXPATHLEN 1024 | |
579 | #endif | |
580 | ||
a22ca885 WD |
581 | /* We want a roomy line buffer that can hold more than MAXPATHLEN, |
582 | * and significantly more than an overly short MAXPATHLEN. */ | |
583 | #if MAXPATHLEN < 4096 | |
584 | #define BIGPATHBUFLEN (4096+1024) | |
585 | #else | |
586 | #define BIGPATHBUFLEN (MAXPATHLEN+1024) | |
587 | #endif | |
588 | ||
52d3e106 S |
589 | #ifndef NAME_MAX |
590 | #define NAME_MAX 255 | |
591 | #endif | |
592 | ||
0473e2a1 AT |
593 | #ifndef INADDR_NONE |
594 | #define INADDR_NONE 0xffffffff | |
595 | #endif | |
596 | ||
bda41fa5 WD |
597 | #ifndef IN_LOOPBACKNET |
598 | #define IN_LOOPBACKNET 127 | |
599 | #endif | |
600 | ||
1c3344a1 WD |
601 | #if HAVE_UNIXWARE_ACLS|HAVE_SOLARIS_ACLS|HAVE_HPUX_ACLS |
602 | #define ACLS_NEED_MASK 1 | |
603 | #endif | |
604 | ||
5b30412c | 605 | union file_extras { |
bd6edd3f WD |
606 | int32 num; |
607 | uint32 unum; | |
5b30412c WD |
608 | }; |
609 | ||
c627d613 | 610 | struct file_struct { |
2d2414f3 WD |
611 | const char *dirname; /* The dir info inside the transfer */ |
612 | time_t modtime; /* When the item was last modified */ | |
613 | uint32 len32; /* Lowest 32 bits of the file's length */ | |
614 | uint16 mode; /* The item's type and permissions */ | |
615 | uint16 flags; /* The FLAG_* bits for this item */ | |
616 | const char basename[1]; /* The basename (AKA filename) follows */ | |
c627d613 AT |
617 | }; |
618 | ||
99a957d3 | 619 | extern int file_extra_cnt; |
cf2d2665 | 620 | extern int inc_recurse; |
9742b386 WD |
621 | extern int uid_ndx; |
622 | extern int gid_ndx; | |
623 | extern int acls_ndx; | |
624 | extern int xattrs_ndx; | |
b96efc2f | 625 | |
c58c1dc4 | 626 | #define FILE_STRUCT_LEN (offsetof(struct file_struct, basename)) |
5b30412c | 627 | #define EXTRA_LEN (sizeof (union file_extras)) |
4b163f00 | 628 | #define PTR_EXTRA_CNT ((sizeof (char *) + EXTRA_LEN - 1) / EXTRA_LEN) |
a08979d5 WD |
629 | #define DEV_EXTRA_CNT 2 |
630 | #define DIRNODE_EXTRA_CNT 3 | |
a0456b9c | 631 | #define SUM_EXTRA_CNT ((MAX_DIGEST_LEN + EXTRA_LEN - 1) / EXTRA_LEN) |
96293cf9 | 632 | |
5b30412c | 633 | #define REQ_EXTRA(f,ndx) ((union file_extras*)(f) - (ndx)) |
99a957d3 | 634 | #define OPT_EXTRA(f,bump) ((union file_extras*)(f) - file_extra_cnt - 1 - (bump)) |
b37b7c99 | 635 | |
96293cf9 | 636 | #define LEN64_BUMP(f) ((f)->flags & FLAG_LENGTH64 ? 1 : 0) |
7b46e30f | 637 | #define HLINK_BUMP(f) ((f)->flags & (FLAG_HLINKED|FLAG_HLINK_DONE) ? inc_recurse+1 : 0) |
a08979d5 | 638 | #define ACL_BUMP(f) (acls_ndx ? 1 : 0) |
96293cf9 | 639 | |
c58c1dc4 | 640 | /* The length applies to all items. */ |
bf466c0f WD |
641 | #if SIZEOF_INT64 < 8 |
642 | #define F_LENGTH(f) ((int64)(f)->len32) | |
643 | #else | |
644 | #define F_LENGTH(f) ((int64)(f)->len32 + ((f)->flags & FLAG_LENGTH64 \ | |
645 | ? (int64)OPT_EXTRA(f, 0)->unum << 32 : 0)) | |
646 | #endif | |
82ad07c4 | 647 | |
96293cf9 | 648 | /* If there is a symlink string, it is always right after the basename */ |
c58c1dc4 | 649 | #define F_SYMLINK(f) ((f)->basename + strlen((f)->basename) + 1) |
82ad07c4 | 650 | |
bd6edd3f | 651 | /* The sending side always has this available: */ |
4b163f00 | 652 | #define F_PATHNAME(f) (*(const char**)REQ_EXTRA(f, PTR_EXTRA_CNT)) |
bd6edd3f WD |
653 | |
654 | /* The receiving side always has this available: */ | |
655 | #define F_DEPTH(f) REQ_EXTRA(f, 1)->num | |
656 | ||
96293cf9 | 657 | /* When the associated option is on, all entries will have these present: */ |
9742b386 WD |
658 | #define F_OWNER(f) REQ_EXTRA(f, uid_ndx)->unum |
659 | #define F_GROUP(f) REQ_EXTRA(f, gid_ndx)->unum | |
660 | #define F_ACL(f) REQ_EXTRA(f, acls_ndx)->num | |
661 | #define F_XATTR(f) REQ_EXTRA(f, xattrs_ndx)->num | |
f7a76b9c | 662 | #define F_NDX(f) REQ_EXTRA(f, unsort_ndx)->num |
82ad07c4 | 663 | |
a08979d5 WD |
664 | /* These items are per-entry optional: */ |
665 | #define F_HL_GNUM(f) OPT_EXTRA(f, LEN64_BUMP(f))->num /* non-dirs */ | |
cf2d2665 | 666 | #define F_HL_PREV(f) OPT_EXTRA(f, LEN64_BUMP(f)+inc_recurse)->num /* non-dirs */ |
a08979d5 WD |
667 | #define F_DIR_NODE_P(f) (&OPT_EXTRA(f, LEN64_BUMP(f) \ |
668 | + DIRNODE_EXTRA_CNT - 1)->num) /* sender dirs */ | |
54410882 | 669 | #define F_DIR_RELNAMES_P(f) (&OPT_EXTRA(f, LEN64_BUMP(f) + DIRNODE_EXTRA_CNT \ |
4b163f00 | 670 | + PTR_EXTRA_CNT - 1)->num) /* sender dirs */ |
a08979d5 WD |
671 | #define F_DIR_DEFACL(f) OPT_EXTRA(f, LEN64_BUMP(f))->unum /* receiver dirs */ |
672 | #define F_DIR_DEV_P(f) (&OPT_EXTRA(f, LEN64_BUMP(f) + ACL_BUMP(f) \ | |
673 | + DEV_EXTRA_CNT - 1)->unum) /* receiver dirs */ | |
82ad07c4 | 674 | |
b37b7c99 WD |
675 | /* This optional item might follow an F_HL_*() item. |
676 | * (Note: a device doesn't need to check LEN64_BUMP(f).) */ | |
b258ebf8 | 677 | #define F_RDEV_P(f) (&OPT_EXTRA(f, HLINK_BUMP(f) + DEV_EXTRA_CNT - 1)->unum) |
82ad07c4 | 678 | |
96293cf9 | 679 | /* The sum is only present on regular files. */ |
a08979d5 WD |
680 | #define F_SUM(f) ((char*)OPT_EXTRA(f, LEN64_BUMP(f) + HLINK_BUMP(f) \ |
681 | + SUM_EXTRA_CNT - 1)) | |
96293cf9 | 682 | |
b37b7c99 | 683 | /* Some utility defines: */ |
c58c1dc4 | 684 | #define F_IS_ACTIVE(f) (f)->basename[0] |
bfd31372 | 685 | #define F_IS_HLINKED(f) ((f)->flags & FLAG_HLINKED) |
5bb73485 | 686 | |
b7cfb9e2 WD |
687 | #define F_HLINK_NOT_FIRST(f) BITS_SETnUNSET((f)->flags, FLAG_HLINKED, FLAG_HLINK_FIRST) |
688 | #define F_HLINK_NOT_LAST(f) BITS_SETnUNSET((f)->flags, FLAG_HLINKED, FLAG_HLINK_LAST) | |
96293cf9 | 689 | |
4b163f00 | 690 | /* These access the F_DIR_DEV_P() and F_RDEV_P() values: */ |
b37b7c99 WD |
691 | #define DEV_MAJOR(a) (a)[0] |
692 | #define DEV_MINOR(a) (a)[1] | |
693 | ||
4b163f00 | 694 | /* These access the F_DIRS_NODE_P() values: */ |
9ec3828b WD |
695 | #define DIR_PARENT(a) (a)[0] |
696 | #define DIR_FIRST_CHILD(a) (a)[1] | |
697 | #define DIR_NEXT_SIBLING(a) (a)[2] | |
698 | ||
96293cf9 WD |
699 | /* |
700 | * Start the flist array at FLIST_START entries and grow it | |
701 | * by doubling until FLIST_LINEAR then grow by FLIST_LINEAR | |
702 | */ | |
703 | #define FLIST_START (32 * 1024) | |
704 | #define FLIST_LINEAR (FLIST_START * 512) | |
82ad07c4 | 705 | |
9935066b | 706 | /* |
82ad07c4 | 707 | * Extent size for allocation pools: A minimum size of 128KB |
9935066b S |
708 | * is needed to mmap them so that freeing will release the |
709 | * space to the OS. | |
710 | * | |
711 | * Larger sizes reduce leftover fragments and speed free calls | |
82ad07c4 | 712 | * (when they happen). Smaller sizes increase the chance of |
9935066b S |
713 | * freed allocations freeing whole extents. |
714 | */ | |
f5ba7bfb WD |
715 | #define NORMAL_EXTENT (256 * 1024) |
716 | #define SMALL_EXTENT (128 * 1024) | |
9935066b | 717 | |
9ec3828b WD |
718 | #define FLIST_TEMP (1<<1) |
719 | ||
c627d613 | 720 | struct file_list { |
9ec3828b | 721 | struct file_list *next, *prev; |
332cf6df | 722 | struct file_struct **files, **sorted; |
9935066b | 723 | alloc_pool_t file_pool; |
f5ba7bfb | 724 | void *pool_boundary; |
9decb4d2 WD |
725 | int used, malloced; |
726 | int low, high; /* 0-relative index values excluding empties */ | |
727 | int ndx_start; /* the start offset for inc_recurse mode */ | |
65b4e4b2 | 728 | int flist_num; /* 1-relative file_list number or 0 */ |
9ec3828b WD |
729 | int parent_ndx; /* dir_flist index of parent directory */ |
730 | int in_progress, to_redo; | |
c627d613 AT |
731 | }; |
732 | ||
a3221d2a WD |
733 | #define SUMFLG_SAME_OFFSET (1<<0) |
734 | ||
c627d613 | 735 | struct sum_buf { |
6ded1170 | 736 | OFF_T offset; /**< offset in file of this chunk */ |
a06b419d | 737 | int32 len; /**< length of chunk of file */ |
6ded1170 | 738 | uint32 sum1; /**< simple checksum */ |
d733de97 | 739 | int32 chain; /**< next hash-table collision */ |
a3221d2a | 740 | short flags; /**< flag bits */ |
6ded1170 | 741 | char sum2[SUM_LENGTH]; /**< checksum */ |
c627d613 AT |
742 | }; |
743 | ||
744 | struct sum_struct { | |
6ded1170 | 745 | OFF_T flength; /**< total file length */ |
2b2ea368 | 746 | struct sum_buf *sums; /**< points to info for each chunk */ |
15859584 | 747 | int32 count; /**< how many chunks */ |
a06b419d WD |
748 | int32 blength; /**< block_length */ |
749 | int32 remainder; /**< flength % block_length */ | |
da9d12f5 | 750 | int s2length; /**< sum2_length */ |
c627d613 AT |
751 | }; |
752 | ||
c6e7fcb4 | 753 | struct map_struct { |
6a7cc46c S |
754 | OFF_T file_size; /* File size (from stat) */ |
755 | OFF_T p_offset; /* Window start */ | |
756 | OFF_T p_fd_offset; /* offset of cursor in fd ala lseek */ | |
2b2ea368 WD |
757 | char *p; /* Window pointer */ |
758 | int32 p_size; /* Largest window size we allocated */ | |
759 | int32 p_len; /* Latest (rounded) window size */ | |
760 | int32 def_window_size; /* Default window size */ | |
761 | int fd; /* File Descriptor */ | |
762 | int status; /* first errno from read errors */ | |
c6e7fcb4 | 763 | }; |
c627d613 | 764 | |
e2d22fee WD |
765 | #define MATCHFLG_WILD (1<<0) /* pattern has '*', '[', and/or '?' */ |
766 | #define MATCHFLG_WILD2 (1<<1) /* pattern has '**' */ | |
685517ab WD |
767 | #define MATCHFLG_WILD2_PREFIX (1<<2) /* pattern starts with "**" */ |
768 | #define MATCHFLG_WILD3_SUFFIX (1<<3) /* pattern ends with "***" */ | |
769 | #define MATCHFLG_ABS_PATH (1<<4) /* path-match on absolute path */ | |
770 | #define MATCHFLG_INCLUDE (1<<5) /* this is an include, not an exclude */ | |
771 | #define MATCHFLG_DIRECTORY (1<<6) /* this matches only directories */ | |
46fa6025 WD |
772 | #define MATCHFLG_WORD_SPLIT (1<<7) /* split rules on whitespace */ |
773 | #define MATCHFLG_NO_INHERIT (1<<8) /* don't inherit these rules */ | |
774 | #define MATCHFLG_NO_PREFIXES (1<<9) /* parse no prefixes from patterns */ | |
775 | #define MATCHFLG_MERGE_FILE (1<<10)/* specifies a file to merge */ | |
776 | #define MATCHFLG_PERDIR_MERGE (1<<11)/* merge-file is searched per-dir */ | |
777 | #define MATCHFLG_EXCLUDE_SELF (1<<12)/* merge-file name should be excluded */ | |
778 | #define MATCHFLG_FINISH_SETUP (1<<13)/* per-dir merge file needs setup */ | |
53b417e4 WD |
779 | #define MATCHFLG_NEGATE (1<<14)/* rule matches when pattern does not */ |
780 | #define MATCHFLG_CVS_IGNORE (1<<15)/* rule was -C or :C */ | |
a427e893 WD |
781 | #define MATCHFLG_SENDER_SIDE (1<<16)/* rule applies to the sending side */ |
782 | #define MATCHFLG_RECEIVER_SIDE (1<<17)/* rule applies to the receiving side */ | |
685517ab | 783 | #define MATCHFLG_CLEAR_LIST (1<<18)/* this item is the "!" token */ |
c0f1e57b | 784 | #define MATCHFLG_PERISHABLE (1<<19)/* perishable if parent dir goes away */ |
7c8e23bd | 785 | |
3b2461cf | 786 | #define MATCHFLGS_FROM_CONTAINER (MATCHFLG_ABS_PATH | MATCHFLG_INCLUDE \ |
a427e893 | 787 | | MATCHFLG_DIRECTORY | MATCHFLG_SENDER_SIDE \ |
c0f1e57b WD |
788 | | MATCHFLG_NEGATE | MATCHFLG_RECEIVER_SIDE \ |
789 | | MATCHFLG_PERISHABLE) | |
3b2461cf | 790 | |
7842418b WD |
791 | struct filter_struct { |
792 | struct filter_struct *next; | |
2b6b4d53 | 793 | char *pattern; |
53b417e4 | 794 | uint32 match_flags; |
46fa6025 WD |
795 | union { |
796 | int slash_cnt; | |
7842418b | 797 | struct filter_list_struct *mergelist; |
46fa6025 | 798 | } u; |
2b6b4d53 AT |
799 | }; |
800 | ||
7842418b WD |
801 | struct filter_list_struct { |
802 | struct filter_struct *head; | |
803 | struct filter_struct *tail; | |
ac1d2d33 | 804 | char *debug_type; |
63d03319 WD |
805 | }; |
806 | ||
a800434a AT |
807 | struct stats { |
808 | int64 total_size; | |
809 | int64 total_transferred_size; | |
810 | int64 total_written; | |
811 | int64 total_read; | |
812 | int64 literal_data; | |
813 | int64 matched_data; | |
d4198823 WD |
814 | int64 flist_buildtime; |
815 | int64 flist_xfertime; | |
604dbf6d | 816 | int64 flist_size; |
a800434a AT |
817 | int num_files; |
818 | int num_transferred_files; | |
819 | }; | |
820 | ||
f7bce90c | 821 | struct chmod_mode_struct; |
2b6b4d53 | 822 | |
1c3344a1 WD |
823 | #define EMPTY_ITEM_LIST {NULL, 0, 0} |
824 | ||
825 | typedef struct { | |
826 | void *items; | |
827 | size_t count; | |
828 | size_t malloced; | |
829 | } item_list; | |
830 | ||
831 | #define EXPAND_ITEM_LIST(lp, type, incr) \ | |
832 | (type*)expand_item_list(lp, sizeof (type), #type, incr) | |
833 | ||
2ac081ff WD |
834 | #define EMPTY_XBUF {NULL, 0, 0, 0} |
835 | ||
836 | typedef struct { | |
837 | char *buf; | |
838 | size_t pos; /* pos = read pos in the buf */ | |
839 | size_t len; /* len = chars following pos */ | |
840 | size_t size; /* size = total space in buf */ | |
841 | } xbuf; | |
842 | ||
843 | #define INIT_XBUF(xb, str, ln, sz) (xb).buf = (str), (xb).len = (ln), (xb).size = (sz), (xb).pos = 0 | |
844 | #define INIT_XBUF_STRLEN(xb, str) (xb).buf = (str), (xb).len = strlen((xb).buf), (xb).size = (-1), (xb).pos = 0 | |
845 | /* This one is used to make an output xbuf based on a char[] buffer: */ | |
846 | #define INIT_CONST_XBUF(xb, bf) (xb).buf = (bf), (xb).size = sizeof (bf), (xb).len = (xb).pos = 0 | |
847 | ||
848 | #define ICB_EXPAND_OUT (1<<0) | |
849 | #define ICB_INCLUDE_BAD (1<<1) | |
850 | #define ICB_INCLUDE_INCOMPLETE (1<<2) | |
851 | ||
852 | #define RL_EOL_NULLS (1<<0) | |
853 | #define RL_DUMP_COMMENTS (1<<1) | |
854 | #define RL_CONVERT (1<<2) | |
855 | ||
54410882 | 856 | typedef struct { |
c73f2a38 | 857 | char name_type; |
54410882 WD |
858 | char fname[1]; /* has variable size */ |
859 | } relnamecache; | |
860 | ||
c627d613 | 861 | #include "byteorder.h" |
a0456b9c | 862 | #include "lib/mdigest.h" |
87f18b62 | 863 | #include "lib/wildmatch.h" |
740819ef | 864 | #include "lib/permstring.h" |
e20a4f84 | 865 | #include "lib/addrinfo.h" |
0de40240 | 866 | |
2b916250 | 867 | #ifndef __GNUC__ |
4ea58045 | 868 | #define __attribute__(x) |
1b896f8d | 869 | #else |
7de7b49f WD |
870 | # if __GNUC__ <= 2 |
871 | # define NORETURN | |
872 | # endif | |
4ea58045 WD |
873 | #endif |
874 | ||
90b13cf6 | 875 | #define UNUSED(x) x __attribute__((__unused__)) |
7de7b49f | 876 | #ifndef NORETURN |
011e85a5 | 877 | #define NORETURN __attribute__((__noreturn__)) |
7de7b49f | 878 | #endif |
90b13cf6 | 879 | |
1c3344a1 WD |
880 | typedef struct { |
881 | STRUCT_STAT st; | |
882 | #ifdef SUPPORT_ACLS | |
883 | struct rsync_acl *acc_acl; /* access ACL */ | |
884 | struct rsync_acl *def_acl; /* default ACL */ | |
885 | #endif | |
16edf865 WD |
886 | #ifdef SUPPORT_XATTRS |
887 | item_list *xattr; | |
888 | #endif | |
13710874 | 889 | } stat_x; |
1c3344a1 WD |
890 | |
891 | #define ACL_READY(sx) ((sx).acc_acl != NULL) | |
16edf865 | 892 | #define XATTR_READY(sx) ((sx).xattr != NULL) |
1c3344a1 | 893 | |
58c29609 MP |
894 | #include "proto.h" |
895 | ||
9439c0cb WD |
896 | #ifndef SUPPORT_XATTRS |
897 | #define x_stat(fn,fst,xst) do_stat(fn,fst) | |
898 | #define x_lstat(fn,fst,xst) do_lstat(fn,fst) | |
899 | #define x_fstat(fd,fst,xst) do_fstat(fd,fst) | |
900 | #endif | |
901 | ||
0de40240 | 902 | /* We have replacement versions of these if they're missing. */ |
4f5b0756 | 903 | #ifndef HAVE_ASPRINTF |
0de40240 MP |
904 | int asprintf(char **ptr, const char *format, ...); |
905 | #endif | |
906 | ||
4f5b0756 | 907 | #ifndef HAVE_VASPRINTF |
0de40240 MP |
908 | int vasprintf(char **ptr, const char *format, va_list ap); |
909 | #endif | |
910 | ||
4f5b0756 | 911 | #if !defined HAVE_VSNPRINTF || !defined HAVE_C99_VSNPRINTF |
6813fa7e WD |
912 | #define vsnprintf rsync_vsnprintf |
913 | int vsnprintf(char *str, size_t count, const char *fmt, va_list args); | |
0de40240 MP |
914 | #endif |
915 | ||
4f5b0756 | 916 | #if !defined HAVE_SNPRINTF || !defined HAVE_C99_VSNPRINTF |
6813fa7e | 917 | #define snprintf rsync_snprintf |
82ad07c4 | 918 | int snprintf(char *str, size_t count, const char *fmt,...); |
0de40240 MP |
919 | #endif |
920 | ||
921 | ||
4f5b0756 | 922 | #ifndef HAVE_STRERROR |
c627d613 AT |
923 | extern char *sys_errlist[]; |
924 | #define strerror(i) sys_errlist[i] | |
925 | #endif | |
926 | ||
4f5b0756 | 927 | #ifndef HAVE_STRCHR |
c627d613 AT |
928 | # define strchr index |
929 | # define strrchr rindex | |
930 | #endif | |
931 | ||
4f5b0756 | 932 | #ifndef HAVE_ERRNO_DECL |
c627d613 AT |
933 | extern int errno; |
934 | #endif | |
935 | ||
9a929c8f WD |
936 | #ifdef HAVE_READLINK |
937 | #define SUPPORT_LINKS 1 | |
938 | #endif | |
939 | #ifdef HAVE_LINK | |
940 | #define SUPPORT_HARD_LINKS 1 | |
941 | #endif | |
c627d613 | 942 | |
5173f99e | 943 | #ifdef HAVE_SIGACTION |
90b13cf6 WD |
944 | #define SIGACTION(n,h) sigact.sa_handler=(h), sigaction((n),&sigact,NULL) |
945 | #define signal(n,h) we_need_to_call_SIGACTION_not_signal(n,h) | |
946 | #else | |
947 | #define SIGACTION(n,h) signal(n,h) | |
948 | #endif | |
720b47f2 AT |
949 | |
950 | #ifndef EWOULDBLOCK | |
951 | #define EWOULDBLOCK EAGAIN | |
952 | #endif | |
182dca5c | 953 | |
7b8356d0 AT |
954 | #ifndef STDIN_FILENO |
955 | #define STDIN_FILENO 0 | |
956 | #endif | |
957 | ||
958 | #ifndef STDOUT_FILENO | |
959 | #define STDOUT_FILENO 1 | |
960 | #endif | |
961 | ||
962 | #ifndef STDERR_FILENO | |
963 | #define STDERR_FILENO 2 | |
964 | #endif | |
965 | ||
8120a98f WD |
966 | #ifndef S_IRUSR |
967 | #define S_IRUSR 0400 | |
968 | #endif | |
969 | ||
7b8356d0 AT |
970 | #ifndef S_IWUSR |
971 | #define S_IWUSR 0200 | |
972 | #endif | |
973 | ||
b0d791bb PG |
974 | #ifndef ACCESSPERMS |
975 | #define ACCESSPERMS 0777 | |
976 | #endif | |
977 | ||
978 | #ifndef S_ISVTX | |
979 | #define S_ISVTX 0 | |
980 | #endif | |
981 | ||
982 | #define CHMOD_BITS (S_ISUID | S_ISGID | S_ISVTX | ACCESSPERMS) | |
983 | ||
b280a1f4 AT |
984 | #ifndef _S_IFMT |
985 | #define _S_IFMT 0170000 | |
986 | #endif | |
987 | ||
988 | #ifndef _S_IFLNK | |
989 | #define _S_IFLNK 0120000 | |
990 | #endif | |
991 | ||
992 | #ifndef S_ISLNK | |
993 | #define S_ISLNK(mode) (((mode) & (_S_IFMT)) == (_S_IFLNK)) | |
994 | #endif | |
995 | ||
1e9f155a AT |
996 | #ifndef S_ISBLK |
997 | #define S_ISBLK(mode) (((mode) & (_S_IFMT)) == (_S_IFBLK)) | |
998 | #endif | |
999 | ||
1000 | #ifndef S_ISCHR | |
1001 | #define S_ISCHR(mode) (((mode) & (_S_IFMT)) == (_S_IFCHR)) | |
1002 | #endif | |
1003 | ||
a0b65b18 AT |
1004 | #ifndef S_ISSOCK |
1005 | #ifdef _S_IFSOCK | |
1006 | #define S_ISSOCK(mode) (((mode) & (_S_IFMT)) == (_S_IFSOCK)) | |
1007 | #else | |
1008 | #define S_ISSOCK(mode) (0) | |
1009 | #endif | |
1010 | #endif | |
1011 | ||
1012 | #ifndef S_ISFIFO | |
1013 | #ifdef _S_IFIFO | |
1014 | #define S_ISFIFO(mode) (((mode) & (_S_IFMT)) == (_S_IFIFO)) | |
1015 | #else | |
1016 | #define S_ISFIFO(mode) (0) | |
1017 | #endif | |
1018 | #endif | |
1019 | ||
1e9f155a AT |
1020 | #ifndef S_ISDIR |
1021 | #define S_ISDIR(mode) (((mode) & (_S_IFMT)) == (_S_IFDIR)) | |
1022 | #endif | |
1023 | ||
1024 | #ifndef S_ISREG | |
1025 | #define S_ISREG(mode) (((mode) & (_S_IFMT)) == (_S_IFREG)) | |
1026 | #endif | |
1027 | ||
f0359dd0 AT |
1028 | /* work out what fcntl flag to use for non-blocking */ |
1029 | #ifdef O_NONBLOCK | |
1030 | # define NONBLOCK_FLAG O_NONBLOCK | |
4f5b0756 | 1031 | #elif defined SYSV |
f0359dd0 | 1032 | # define NONBLOCK_FLAG O_NDELAY |
d622d4bf | 1033 | #else |
f0359dd0 AT |
1034 | # define NONBLOCK_FLAG FNDELAY |
1035 | #endif | |
1036 | ||
d79c77ca MP |
1037 | #ifndef INADDR_LOOPBACK |
1038 | #define INADDR_LOOPBACK 0x7f000001 | |
1039 | #endif | |
1040 | ||
1041 | #ifndef INADDR_NONE | |
1042 | #define INADDR_NONE 0xffffffff | |
1043 | #endif | |
a0b65b18 | 1044 | |
b5c6a6ae WD |
1045 | #define IS_SPECIAL(mode) (S_ISSOCK(mode) || S_ISFIFO(mode)) |
1046 | #define IS_DEVICE(mode) (S_ISCHR(mode) || S_ISBLK(mode)) | |
7bec6a5c | 1047 | |
5afd8aed DD |
1048 | /* Initial mask on permissions given to temporary files. Mask off setuid |
1049 | bits and group access because of potential race-condition security | |
1050 | holes, and mask other access because mode 707 is bizarre */ | |
972a3619 | 1051 | #define INITACCESSPERMS 0700 |
e08bfe12 AT |
1052 | |
1053 | /* handler for null strings in printf format */ | |
0ee6ca98 | 1054 | #define NS(s) ((s)?(s):"<NULL>") |
e08bfe12 | 1055 | |
58cadc86 | 1056 | /* Convenient wrappers for malloc and realloc. Use them. */ |
a4431563 WD |
1057 | #define new(type) ((type*)malloc(sizeof (type))) |
1058 | #define new0(type) ((type*)calloc(1, sizeof (type))) | |
1059 | #define new_array(type, num) ((type*)_new_array((num), sizeof (type), 0)) | |
1060 | #define new_array0(type, num) ((type*)_new_array((num), sizeof (type), 1)) | |
1061 | #define realloc_array(ptr, type, num) ((type*)_realloc_array((ptr), sizeof(type), (num))) | |
fb859e56 | 1062 | |
e08bfe12 | 1063 | /* use magic gcc attributes to catch format errors */ |
ff41a59f | 1064 | void rprintf(enum logcode , const char *, ...) |
fb859e56 | 1065 | __attribute__((format (printf, 2, 3))) |
e08bfe12 | 1066 | ; |
7b3d4257 | 1067 | |
a039749b MP |
1068 | /* This is just like rprintf, but it also tries to print some |
1069 | * representation of the error code. Normally errcode = errno. */ | |
1070 | void rsyserr(enum logcode, int, const char *, ...) | |
fb859e56 | 1071 | __attribute__((format (printf, 3, 4))) |
a039749b MP |
1072 | ; |
1073 | ||
afbcc8f2 WD |
1074 | /* Make sure that the O_BINARY flag is defined. */ |
1075 | #ifndef O_BINARY | |
1076 | #define O_BINARY 0 | |
1077 | #endif | |
5a788ade | 1078 | |
4f5b0756 | 1079 | #ifndef HAVE_STRLCPY |
5a788ade AT |
1080 | size_t strlcpy(char *d, const char *s, size_t bufsize); |
1081 | #endif | |
1082 | ||
4f5b0756 | 1083 | #ifndef HAVE_STRLCAT |
5a788ade AT |
1084 | size_t strlcat(char *d, const char *s, size_t bufsize); |
1085 | #endif | |
1086 | ||
82980a23 AT |
1087 | #ifndef WEXITSTATUS |
1088 | #define WEXITSTATUS(stat) ((int)(((stat)>>8)&0xFF)) | |
1089 | #endif | |
47b032e9 WD |
1090 | #ifndef WIFEXITED |
1091 | #define WIFEXITED(stat) ((int)((stat)&0xFF) == 0) | |
1092 | #endif | |
82980a23 | 1093 | |
a9766ef1 | 1094 | #define exit_cleanup(code) _exit_cleanup(code, __FILE__, __LINE__) |
eecd22ff | 1095 | |
4f5b0756 | 1096 | #ifdef HAVE_GETEUID |
b2bffbb2 WD |
1097 | #define MY_UID() geteuid() |
1098 | #else | |
1099 | #define MY_UID() getuid() | |
1100 | #endif | |
1101 | ||
4f5b0756 | 1102 | #ifdef HAVE_GETEGID |
b2bffbb2 WD |
1103 | #define MY_GID() getegid() |
1104 | #else | |
1105 | #define MY_GID() getgid() | |
1106 | #endif | |
eecd22ff | 1107 | |
6d4e718f | 1108 | extern int verbose; |
d5d4b282 | 1109 | |
4f5b0756 | 1110 | #ifndef HAVE_INET_NTOP |
d622d4bf | 1111 | const char *inet_ntop(int af, const void *src, char *dst, size_t size); |
4f5b0756 | 1112 | #endif |
8f694072 | 1113 | |
4f5b0756 | 1114 | #ifndef HAVE_INET_PTON |
bda41fa5 | 1115 | int inet_pton(int af, const char *src, void *dst); |
8f694072 | 1116 | #endif |
0f0ea7f7 | 1117 | |
f4a0483a MP |
1118 | #ifdef MAINTAINER_MODE |
1119 | const char *get_panic_action(void); | |
1120 | #endif |