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> | |
d3d07a5e | 5 | * Copyright (C) 2003-2008 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 | ||
41adbcec | 35 | #define SYMLINK_PREFIX "/rsyncd-munged/" /* This MUST have a trailing slash! */ |
9585b276 WD |
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) */ | |
8b3e6052 | 63 | #define XMIT_IO_ERROR_ENDLIST (1<<12) /* protocols 31 - now (w/XMIT_EXTENDED_FLAGS) */ |
a5f9cff2 WD |
64 | |
65 | /* These flags are used in the live flist data. */ | |
66 | ||
82ad07c4 | 67 | #define FLAG_TOP_DIR (1<<0) /* sender/receiver/generator */ |
9ec3828b | 68 | #define FLAG_FILE_SENT (1<<1) /* sender/receiver/generator */ |
48a481c4 | 69 | #define FLAG_DIR_CREATED (1<<1) /* generator */ |
ae11e4ee | 70 | #define FLAG_CONTENT_DIR (1<<2) /* sender/receiver/generator */ |
c9b62cf3 WD |
71 | #define FLAG_MOUNT_DIR (1<<3) /* sender/generator (dirs only) */ |
72 | #define FLAG_SKIP_HLINK (1<<3) /* receiver/generator (w/FLAG_HLINKED) */ | |
505c0579 | 73 | #define FLAG_DUPLICATE (1<<4) /* sender */ |
96293cf9 | 74 | #define FLAG_MISSING_DIR (1<<4) /* generator */ |
ae11e4ee WD |
75 | #define FLAG_HLINKED (1<<5) /* receiver/generator (checked on all types) */ |
76 | #define FLAG_HLINK_FIRST (1<<6) /* receiver/generator (w/FLAG_HLINKED) */ | |
77 | #define FLAG_IMPLIED_DIR (1<<6) /* sender/receiver/generator (dirs only) */ | |
82ad07c4 | 78 | #define FLAG_HLINK_LAST (1<<7) /* receiver/generator */ |
ae11e4ee | 79 | #define FLAG_HLINK_DONE (1<<8) /* receiver/generator (checked on all types) */ |
bfd31372 | 80 | #define FLAG_LENGTH64 (1<<9) /* sender/receiver/generator */ |
ff2001b9 | 81 | #define FLAG_SKIP_GROUP (1<<10) /* receiver/generator */ |
1ed56a05 | 82 | #define FLAG_TIME_FAILED (1<<11)/* generator */ |
bfd31372 | 83 | |
9ec3828b WD |
84 | /* These flags are passed to functions but not stored. */ |
85 | ||
86 | #define FLAG_DIVERT_DIRS (1<<16)/* sender */ | |
87 | ||
bfd31372 WD |
88 | #define BITS_SET(val,bits) (((val) & (bits)) == (bits)) |
89 | #define BITS_SETnUNSET(val,onbits,offbits) (((val) & ((onbits)|(offbits))) == (onbits)) | |
0a62f5f3 WD |
90 | #define BITS_EQUAL(b1,b2,mask) (((unsigned)(b1) & (unsigned)(mask)) \ |
91 | == ((unsigned)(b2) & (unsigned)(mask))) | |
520cf417 | 92 | |
c627d613 | 93 | /* update this if you make incompatible changes */ |
8b3e6052 | 94 | #define PROTOCOL_VERSION 31 |
063393d6 | 95 | |
4471d9e5 WD |
96 | /* This is used when working on a new protocol version in CVS, and should |
97 | * be a new non-zero value for each CVS change that affects the protocol. | |
8b3e6052 | 98 | * It must ALWAYS be 0 when the protocol goes final (and NEVER before)! */ |
9784f01c | 99 | #define SUBPROTOCOL_VERSION 5 |
4471d9e5 | 100 | |
063393d6 MP |
101 | /* We refuse to interoperate with versions that are not in this range. |
102 | * Note that we assume we'll work with later versions: the onus is on | |
103 | * people writing them to make sure that they don't send us anything | |
104 | * we won't understand. | |
105 | * | |
1b2db7ae S |
106 | * Interoperation with old but supported protocol versions |
107 | * should cause a warning to be printed. At a future date | |
108 | * the old protocol will become the minimum and | |
109 | * compatibility code removed. | |
110 | * | |
91c4da3f S |
111 | * There are two possible explanations for the limit at |
112 | * MAX_PROTOCOL_VERSION: either to allow new major-rev versions that | |
113 | * do not interoperate with us, and (more likely) so that we can | |
114 | * detect an attempt to connect rsync to a non-rsync server, which is | |
115 | * unlikely to begin by sending a byte between MIN_PROTOCL_VERSION and | |
116 | * MAX_PROTOCOL_VERSION. */ | |
117 | ||
3e491682 S |
118 | #define MIN_PROTOCOL_VERSION 20 |
119 | #define OLD_PROTOCOL_VERSION 25 | |
1b2db7ae | 120 | #define MAX_PROTOCOL_VERSION 40 |
c627d613 | 121 | |
3831f063 WD |
122 | #define FILECNT_LOOKAHEAD 1000 |
123 | ||
9486289c AT |
124 | #define RSYNC_PORT 873 |
125 | ||
d867229b | 126 | #define SPARSE_WRITE_SIZE (1024) |
dc5ddbcc | 127 | #define WRITE_SIZE (32*1024) |
34ccb63e | 128 | #define CHUNK_SIZE (32*1024) |
61542c41 | 129 | #define MAX_MAP_SIZE (256*1024) |
e3fe383a | 130 | #define IO_BUFFER_SIZE (4092) |
4c17cdcb | 131 | #define MAX_BLOCK_SIZE ((int32)1 << 17) |
c627d613 | 132 | |
8bd77e70 WD |
133 | /* For compatibility with older rsyncs */ |
134 | #define OLD_MAX_BLOCK_SIZE ((int32)1 << 29) | |
135 | ||
e2d22fee WD |
136 | #define IOERR_GENERAL (1<<0) /* For backward compatibility, this must == 1 */ |
137 | #define IOERR_VANISHED (1<<1) | |
ff3d3c32 | 138 | #define IOERR_DEL_LIMIT (1<<2) |
e2d22fee | 139 | |
874895d5 | 140 | #define MAX_ARGS 1000 |
e4977b0b | 141 | #define MAX_BASIS_DIRS 20 |
c296031d | 142 | #define MAX_SERVER_ARGS (MAX_BASIS_DIRS*2 + 100) |
e4977b0b | 143 | |
8d9dc9f9 | 144 | #define MPLEX_BASE 7 |
ff41a59f | 145 | |
7842418b WD |
146 | #define NO_FILTERS 0 |
147 | #define SERVER_FILTERS 1 | |
148 | #define ALL_FILTERS 2 | |
4762db4f | 149 | |
753b6b46 | 150 | #define XFLG_FATAL_ERRORS (1<<0) |
3b2461cf | 151 | #define XFLG_OLD_PREFIXES (1<<1) |
f5aeb6ff WD |
152 | #define XFLG_ANCHORED2ABS (1<<2) /* leading slash indicates absolute */ |
153 | #define XFLG_ABS_IF_SLASH (1<<3) /* leading or interior slash is absolute */ | |
154 | #define XFLG_DIR2WILD3 (1<<4) /* dir/ match gets trailing *** added */ | |
4762db4f | 155 | |
8eda7a4b WD |
156 | #define ATTRS_REPORT (1<<0) |
157 | #define ATTRS_SKIP_MTIME (1<<1) | |
5c6fc4a6 | 158 | |
419896af WD |
159 | #define FULL_FLUSH 1 |
160 | #define NORMAL_FLUSH 0 | |
161 | ||
a7260c40 WD |
162 | #define PDIR_CREATE 1 |
163 | #define PDIR_DELETE 0 | |
164 | ||
e341588a WD |
165 | /* Note: 0x00 - 0x7F are used for basis_dir[] indexes! */ |
166 | #define FNAMECMP_BASIS_DIR_LOW 0x00 /* Must remain 0! */ | |
167 | #define FNAMECMP_BASIS_DIR_HIGH 0x7F | |
41cfde6b WD |
168 | #define FNAMECMP_FNAME 0x80 |
169 | #define FNAMECMP_PARTIAL_DIR 0x81 | |
170 | #define FNAMECMP_BACKUP 0x82 | |
0dd046d3 | 171 | #define FNAMECMP_FUZZY 0x83 |
41cfde6b | 172 | |
0cc279e0 | 173 | /* For use by the itemize_changes code */ |
b3222792 | 174 | #define ITEM_REPORT_ATIME (1<<0) |
1ed9018e WD |
175 | #define ITEM_REPORT_CHANGE (1<<1) |
176 | #define ITEM_REPORT_SIZE (1<<2) /* regular files only */ | |
177 | #define ITEM_REPORT_TIMEFAIL (1<<2) /* symlinks only */ | |
0cc279e0 WD |
178 | #define ITEM_REPORT_TIME (1<<3) |
179 | #define ITEM_REPORT_PERMS (1<<4) | |
180 | #define ITEM_REPORT_OWNER (1<<5) | |
181 | #define ITEM_REPORT_GROUP (1<<6) | |
b3222792 WD |
182 | #define ITEM_REPORT_ACL (1<<7) |
183 | #define ITEM_REPORT_XATTR (1<<8) | |
3019a9ba WD |
184 | #define ITEM_BASIS_TYPE_FOLLOWS (1<<11) |
185 | #define ITEM_XNAME_FOLLOWS (1<<12) | |
6d0e5d2e WD |
186 | #define ITEM_IS_NEW (1<<13) |
187 | #define ITEM_LOCAL_CHANGE (1<<14) | |
188 | #define ITEM_TRANSFER (1<<15) | |
d4d4890d | 189 | /* These are outside the range of the transmitted flags. */ |
d4d4890d WD |
190 | #define ITEM_MISSING_DATA (1<<16) /* used by log_formatted() */ |
191 | #define ITEM_DELETED (1<<17) /* used by log_formatted() */ | |
1e4f5f63 | 192 | #define ITEM_MATCHED (1<<18) /* used by itemize() */ |
0cc279e0 | 193 | |
3019a9ba WD |
194 | #define SIGNIFICANT_ITEM_FLAGS (~(\ |
195 | ITEM_BASIS_TYPE_FOLLOWS | ITEM_XNAME_FOLLOWS | ITEM_LOCAL_CHANGE)) | |
669e7671 | 196 | |
d48810ba | 197 | #define CFN_KEEP_DOT_DIRS (1<<0) |
c73f2a38 WD |
198 | #define CFN_KEEP_TRAILING_SLASH (1<<1) |
199 | #define CFN_DROP_TRAILING_DOT_DIR (1<<2) | |
200 | #define CFN_COLLAPSE_DOT_DOT_DIRS (1<<3) | |
df0054ab | 201 | |
d48810ba WD |
202 | #define SP_DEFAULT 0 |
203 | #define SP_KEEP_DOT_DIRS (1<<0) | |
204 | ||
29a89172 WD |
205 | #define CD_NORMAL 0 |
206 | #define CD_SKIP_CHDIR 1 | |
207 | ||
3f0211b6 WD |
208 | /* Log-message categories. FLOG only goes to the log file, not the client; |
209 | * FCLIENT is the opposite. */ | |
210 | enum logcode { | |
211 | FNONE=0, /* never sent */ | |
212 | FERROR_XFER=1, FINFO=2, /* sent over socket for any protocol */ | |
213 | FERROR=3, FWARNING=4, /* sent over socket for protocols >= 30 */ | |
214 | FERROR_SOCKET=5, FLOG=6, /* only sent via receiver -> generator pipe */ | |
7c7462cd | 215 | FERROR_UTF8=8, /* only sent via receiver -> generator pipe */ |
3f0211b6 WD |
216 | FCLIENT=7 /* never transmitted (e.g. server converts to FINFO) */ |
217 | }; | |
419896af WD |
218 | |
219 | /* Messages types that are sent over the message channel. The logcode | |
220 | * values must all be present here with identical numbers. */ | |
221 | enum msgcode { | |
1dcf3b43 | 222 | MSG_DATA=0, /* raw data on the multiplexed stream */ |
3f0211b6 WD |
223 | MSG_ERROR_XFER=FERROR_XFER, MSG_INFO=FINFO, /* remote logging */ |
224 | MSG_ERROR=FERROR, MSG_WARNING=FWARNING, /* protocol-30 remote logging */ | |
225 | MSG_ERROR_SOCKET=FERROR_SOCKET, /* sibling logging */ | |
7c7462cd | 226 | MSG_ERROR_UTF8=FERROR_UTF8, /* sibling logging */ |
3f0211b6 | 227 | MSG_LOG=FLOG, MSG_CLIENT=FCLIENT, /* sibling logging */ |
1dcf3b43 | 228 | MSG_REDO=9, /* reprocess indicated flist index */ |
bc40a305 | 229 | MSG_DEL_STATS=10,/* delete-statistics data follows */ |
9ec3828b WD |
230 | MSG_FLIST=20, /* extra file list over sibling socket */ |
231 | MSG_FLIST_EOF=21,/* we've transmitted all the file lists */ | |
232 | MSG_IO_ERROR=22,/* the sending side had an I/O error */ | |
233 | MSG_NOOP=42, /* a do-nothing message */ | |
1dcf3b43 WD |
234 | MSG_SUCCESS=100,/* successfully updated indicated flist index */ |
235 | MSG_DELETED=101,/* successfully deleted a file on receiving side */ | |
9ec3828b | 236 | MSG_NO_SEND=102,/* sender failed to open a file we wanted */ |
1dcf3b43 | 237 | MSG_DONE=86 /* current phase is done */ |
419896af | 238 | }; |
7bec6a5c | 239 | |
82ad07c4 | 240 | #define NDX_DONE -1 |
9ec3828b | 241 | #define NDX_FLIST_EOF -2 |
bc40a305 | 242 | #define NDX_DEL_STATS -2 |
9ec3828b | 243 | #define NDX_FLIST_OFFSET -101 |
82ad07c4 | 244 | |
974e1819 WD |
245 | /* For calling delete_item() and delete_dir_contents(). */ |
246 | #define DEL_NO_UID_WRITE (1<<0) /* file/dir has our uid w/o write perm */ | |
247 | #define DEL_RECURSE (1<<1) /* if dir, delete all contents */ | |
248 | #define DEL_DIR_IS_EMPTY (1<<2) /* internal delete_FUNCTIONS use only */ | |
249 | #define DEL_FOR_FILE (1<<3) /* making room for a replacement file */ | |
250 | #define DEL_FOR_DIR (1<<4) /* making room for a replacement dir */ | |
251 | #define DEL_FOR_SYMLINK (1<<5) /* making room for a replacement symlink */ | |
252 | #define DEL_FOR_DEVICE (1<<6) /* making room for a replacement device */ | |
253 | #define DEL_FOR_SPECIAL (1<<7) /* making room for a replacement special */ | |
21cddef2 | 254 | #define DEL_FOR_BACKUP (1<<8) /* the delete is for a backup operation */ |
974e1819 WD |
255 | |
256 | #define DEL_MAKE_ROOM (DEL_FOR_FILE|DEL_FOR_DIR|DEL_FOR_SYMLINK|DEL_FOR_DEVICE|DEL_FOR_SPECIAL) | |
257 | ||
258 | enum delret { | |
259 | DR_SUCCESS = 0, DR_FAILURE, DR_AT_LIMIT, DR_NOT_EMPTY | |
260 | }; | |
261 | ||
65417579 AT |
262 | #include "errcode.h" |
263 | ||
c627d613 AT |
264 | #include "config.h" |
265 | ||
e3217f14 | 266 | /* The default RSYNC_RSH is always set in config.h. */ |
24d95c03 | 267 | |
c627d613 | 268 | #include <stdio.h> |
4f5b0756 | 269 | #ifdef HAVE_SYS_TYPES_H |
e95538ca WD |
270 | # include <sys/types.h> |
271 | #endif | |
4f5b0756 | 272 | #ifdef HAVE_SYS_STAT_H |
e95538ca WD |
273 | # include <sys/stat.h> |
274 | #endif | |
4f5b0756 | 275 | #ifdef STDC_HEADERS |
e95538ca WD |
276 | # include <stdlib.h> |
277 | # include <stddef.h> | |
278 | #else | |
4f5b0756 | 279 | # ifdef HAVE_STDLIB_H |
e95538ca WD |
280 | # include <stdlib.h> |
281 | # endif | |
282 | #endif | |
4f5b0756 WD |
283 | #ifdef HAVE_STRING_H |
284 | # if !defined STDC_HEADERS && defined HAVE_MEMORY_H | |
e95538ca WD |
285 | # include <memory.h> |
286 | # endif | |
287 | # include <string.h> | |
288 | #endif | |
4f5b0756 | 289 | #ifdef HAVE_STRINGS_H |
e95538ca WD |
290 | # include <strings.h> |
291 | #endif | |
2d2414f3 WD |
292 | #ifdef HAVE_INTTYPES_H |
293 | # include <inttypes.h> | |
294 | #endif | |
b4b24520 WD |
295 | #ifdef HAVE_STDINT_H |
296 | # include <stdint.h> | |
297 | #endif | |
4f5b0756 | 298 | #ifdef HAVE_UNISTD_H |
e95538ca | 299 | # include <unistd.h> |
c627d613 AT |
300 | #endif |
301 | ||
4f5b0756 | 302 | #ifdef HAVE_SYS_PARAM_H |
e95538ca | 303 | #include <sys/param.h> |
38b02c13 | 304 | #endif |
59192f56 | 305 | |
4f5b0756 | 306 | #if defined HAVE_MALLOC_H && (defined HAVE_MALLINFO || !defined HAVE_STDLIB_H) |
59192f56 | 307 | #include <malloc.h> |
d7b305fd AT |
308 | #endif |
309 | ||
4f5b0756 | 310 | #ifdef HAVE_SYS_SOCKET_H |
fdd71e17 AT |
311 | #include <sys/socket.h> |
312 | #endif | |
313 | ||
4f5b0756 | 314 | #ifdef TIME_WITH_SYS_TIME |
c627d613 AT |
315 | #include <sys/time.h> |
316 | #include <time.h> | |
317 | #else | |
4f5b0756 | 318 | #ifdef HAVE_SYS_TIME_H |
c627d613 AT |
319 | #include <sys/time.h> |
320 | #else | |
321 | #include <time.h> | |
322 | #endif | |
323 | #endif | |
324 | ||
4f5b0756 | 325 | #ifdef HAVE_FCNTL_H |
c627d613 AT |
326 | #include <fcntl.h> |
327 | #else | |
4f5b0756 | 328 | #ifdef HAVE_SYS_FCNTL_H |
c627d613 AT |
329 | #include <sys/fcntl.h> |
330 | #endif | |
331 | #endif | |
332 | ||
4f5b0756 | 333 | #ifdef HAVE_SYS_IOCTL_H |
94481d91 AT |
334 | #include <sys/ioctl.h> |
335 | #endif | |
336 | ||
4f5b0756 | 337 | #ifdef HAVE_SYS_FILIO_H |
94481d91 AT |
338 | #include <sys/filio.h> |
339 | #endif | |
340 | ||
c627d613 | 341 | #include <signal.h> |
4f5b0756 | 342 | #ifdef HAVE_SYS_WAIT_H |
c627d613 AT |
343 | #include <sys/wait.h> |
344 | #endif | |
4f5b0756 | 345 | #ifdef HAVE_CTYPE_H |
c627d613 AT |
346 | #include <ctype.h> |
347 | #endif | |
4f5b0756 | 348 | #ifdef HAVE_GRP_H |
c627d613 AT |
349 | #include <grp.h> |
350 | #endif | |
351 | #include <errno.h> | |
352 | ||
4f5b0756 | 353 | #ifdef HAVE_UTIME_H |
c627d613 AT |
354 | #include <utime.h> |
355 | #endif | |
356 | ||
4f5b0756 | 357 | #ifdef HAVE_SYS_SELECT_H |
8bf73749 AT |
358 | #include <sys/select.h> |
359 | #endif | |
360 | ||
4f5b0756 | 361 | #ifdef HAVE_SYS_MODE_H |
773f2bd4 | 362 | /* apparently AIX needs this for S_ISLNK */ |
05a6556d | 363 | #ifndef S_ISLNK |
773f2bd4 AT |
364 | #include <sys/mode.h> |
365 | #endif | |
05a6556d | 366 | #endif |
773f2bd4 | 367 | |
f6c34742 AT |
368 | /* these are needed for the uid/gid mapping code */ |
369 | #include <pwd.h> | |
370 | #include <grp.h> | |
371 | ||
9486289c | 372 | #include <stdarg.h> |
f0fca04e AT |
373 | #include <netinet/in.h> |
374 | #include <arpa/inet.h> | |
6e1fa33f | 375 | #ifdef HAVE_NETDB_H |
f0fca04e | 376 | #include <netdb.h> |
6e1fa33f | 377 | #endif |
ff8b29b8 | 378 | #include <syslog.h> |
6c8f5373 | 379 | #include <sys/file.h> |
9486289c | 380 | |
4f5b0756 | 381 | #ifdef HAVE_DIRENT_H |
e8f5b936 AT |
382 | # include <dirent.h> |
383 | #else | |
384 | # define dirent direct | |
4f5b0756 | 385 | # ifdef HAVE_SYS_NDIR_H |
e8f5b936 AT |
386 | # include <sys/ndir.h> |
387 | # endif | |
4f5b0756 | 388 | # ifdef HAVE_SYS_DIR_H |
e8f5b936 AT |
389 | # include <sys/dir.h> |
390 | # endif | |
4f5b0756 | 391 | # ifdef HAVE_NDIR_H |
e8f5b936 AT |
392 | # include <ndir.h> |
393 | # endif | |
394 | #endif | |
395 | ||
4f5b0756 | 396 | #ifdef MAJOR_IN_MKDEV |
c39d6514 | 397 | #include <sys/mkdev.h> |
8a33c406 | 398 | # if !defined makedev && (defined mkdev || defined _WIN32 || defined __WIN32__) |
73496a36 WD |
399 | # define makedev mkdev |
400 | # endif | |
4f5b0756 | 401 | #elif defined MAJOR_IN_SYSMACROS |
f8ed564c | 402 | #include <sys/sysmacros.h> |
c39d6514 WD |
403 | #endif |
404 | ||
5a3810b4 WD |
405 | #ifdef MAKEDEV_TAKES_3_ARGS |
406 | #define MAKEDEV(devmajor,devminor) makedev(0,devmajor,devminor) | |
407 | #else | |
408 | #define MAKEDEV(devmajor,devminor) makedev(devmajor,devminor) | |
409 | #endif | |
410 | ||
4f5b0756 | 411 | #ifdef HAVE_COMPAT_H |
e8f5b936 AT |
412 | #include <compat.h> |
413 | #endif | |
414 | ||
ea8291d8 WD |
415 | #ifdef HAVE_LIMITS_H |
416 | # include <limits.h> | |
417 | #endif | |
418 | ||
49c24071 | 419 | #if defined USE_ICONV_OPEN && defined HAVE_ICONV_H |
332cf6df WD |
420 | #include <iconv.h> |
421 | #ifndef ICONV_CONST | |
422 | #define ICONV_CONST | |
423 | #endif | |
4a1edb63 WD |
424 | #else |
425 | #ifdef ICONV_CONST | |
332cf6df WD |
426 | #undef ICONV_CONST |
427 | #endif | |
21546571 WD |
428 | #ifdef ICONV_OPTION |
429 | #undef ICONV_OPTION | |
430 | #endif | |
4a1edb63 WD |
431 | #ifdef iconv_t |
432 | #undef iconv_t | |
433 | #endif | |
434 | #define iconv_t int | |
435 | #endif | |
332cf6df | 436 | |
1bfbf40b MP |
437 | #include <assert.h> |
438 | ||
9935066b | 439 | #include "lib/pool_alloc.h" |
e8f5b936 | 440 | |
88a74268 | 441 | #ifndef HAVE_ID_T |
d9e92804 | 442 | typedef unsigned int id_t; |
88a74268 WD |
443 | #endif |
444 | #ifndef HAVE_PID_T | |
445 | typedef int pid_t; | |
446 | #endif | |
447 | #ifndef HAVE_MODE_T | |
d9e92804 | 448 | typedef unsigned int mode_t; |
88a74268 WD |
449 | #endif |
450 | #ifndef HAVE_OFF_T | |
451 | typedef long off_t; | |
452 | #endif | |
453 | #ifndef HAVE_SIZE_T | |
454 | typedef unsigned int size_t; | |
455 | #endif | |
456 | ||
f0fca04e AT |
457 | #define BOOL int |
458 | ||
c627d613 AT |
459 | #ifndef uchar |
460 | #define uchar unsigned char | |
461 | #endif | |
462 | ||
4f5b0756 | 463 | #ifdef SIGNED_CHAR_OK |
debb4505 AT |
464 | #define schar signed char |
465 | #else | |
466 | #define schar char | |
467 | #endif | |
468 | ||
2d2414f3 WD |
469 | #ifndef int16 |
470 | #if SIZEOF_INT16_T == 2 | |
471 | # define int16 int16_t | |
472 | #else | |
473 | # define int16 short | |
474 | #endif | |
475 | #endif | |
476 | ||
477 | #ifndef uint16 | |
478 | #if SIZEOF_UINT16_T == 2 | |
479 | # define uint16 uint16_t | |
480 | #else | |
481 | # define uint16 unsigned int16 | |
482 | #endif | |
483 | #endif | |
484 | ||
43d0f38b WD |
485 | /* Find a variable that is either exactly 32-bits or longer. |
486 | * If some code depends on 32-bit truncation, it will need to | |
487 | * take special action in a "#if SIZEOF_INT32 > 4" section. */ | |
c627d613 | 488 | #ifndef int32 |
2d2414f3 WD |
489 | #if SIZEOF_INT32_T == 4 |
490 | # define int32 int32_t | |
491 | # define SIZEOF_INT32 4 | |
492 | #elif SIZEOF_INT == 4 | |
43d0f38b WD |
493 | # define int32 int |
494 | # define SIZEOF_INT32 4 | |
495 | #elif SIZEOF_LONG == 4 | |
496 | # define int32 long | |
497 | # define SIZEOF_INT32 4 | |
498 | #elif SIZEOF_SHORT == 4 | |
499 | # define int32 short | |
500 | # define SIZEOF_INT32 4 | |
501 | #elif SIZEOF_INT > 4 | |
502 | # define int32 int | |
503 | # define SIZEOF_INT32 SIZEOF_INT | |
504 | #elif SIZEOF_LONG > 4 | |
505 | # define int32 long | |
506 | # define SIZEOF_INT32 SIZEOF_LONG | |
8de330a3 | 507 | #else |
43d0f38b | 508 | # error Could not find a 32-bit integer variable |
c627d613 | 509 | #endif |
43d0f38b WD |
510 | #else |
511 | # define SIZEOF_INT32 4 | |
c627d613 AT |
512 | #endif |
513 | ||
514 | #ifndef uint32 | |
2d2414f3 WD |
515 | #if SIZEOF_UINT32_T == 4 |
516 | # define uint32 uint32_t | |
517 | #else | |
518 | # define uint32 unsigned int32 | |
519 | #endif | |
c627d613 AT |
520 | #endif |
521 | ||
0dd046d3 | 522 | #if SIZEOF_OFF_T == 8 || !SIZEOF_OFF64_T || !defined HAVE_STRUCT_STAT64 |
bcacc18b AT |
523 | #define OFF_T off_t |
524 | #define STRUCT_STAT struct stat | |
4ecf3e06 | 525 | #define SIZEOF_CAPITAL_OFF_T SIZEOF_OFF_T |
5b5f7e3b WD |
526 | #else |
527 | #define OFF_T off64_t | |
528 | #define STRUCT_STAT struct stat64 | |
529 | #define USE_STAT64_FUNCS 1 | |
4ecf3e06 | 530 | #define SIZEOF_CAPITAL_OFF_T SIZEOF_OFF64_T |
bcacc18b AT |
531 | #endif |
532 | ||
d4198823 WD |
533 | /* CAVEAT: on some systems, int64 will really be a 32-bit integer IFF |
534 | * that's the maximum size the file system can handle and there is no | |
535 | * 64-bit type available. The rsync source must therefore take steps | |
536 | * to ensure that any code that really requires a 64-bit integer has | |
537 | * it (e.g. the checksum code uses two 32-bit integers for its 64-bit | |
538 | * counter). */ | |
2d2414f3 WD |
539 | #if SIZEOF_INT64_T == 8 |
540 | # define int64 int64_t | |
541 | # define SIZEOF_INT64 8 | |
542 | #elif SIZEOF_LONG == 8 | |
d622d4bf WD |
543 | # define int64 long |
544 | # define SIZEOF_INT64 8 | |
545 | #elif SIZEOF_INT == 8 | |
546 | # define int64 int | |
547 | # define SIZEOF_INT64 8 | |
548 | #elif SIZEOF_LONG_LONG == 8 | |
549 | # define int64 long long | |
550 | # define SIZEOF_INT64 8 | |
2c177562 WD |
551 | #elif SIZEOF_OFF64_T == 8 |
552 | # define int64 off64_t | |
553 | # define SIZEOF_INT64 8 | |
d622d4bf WD |
554 | #elif SIZEOF_OFF_T == 8 |
555 | # define int64 off_t | |
556 | # define SIZEOF_INT64 8 | |
557 | #elif SIZEOF_INT > 8 | |
558 | # define int64 int | |
559 | # define SIZEOF_INT64 SIZEOF_INT | |
560 | #elif SIZEOF_LONG > 8 | |
561 | # define int64 long | |
562 | # define SIZEOF_INT64 SIZEOF_LONG | |
563 | #elif SIZEOF_LONG_LONG > 8 | |
564 | # define int64 long long | |
565 | # define SIZEOF_INT64 SIZEOF_LONG_LONG | |
71c46176 | 566 | #else |
736a6a29 | 567 | /* As long as it gets... */ |
d622d4bf WD |
568 | # define int64 off_t |
569 | # define SIZEOF_INT64 SIZEOF_OFF_T | |
71c46176 | 570 | #endif |
c627d613 | 571 | |
83135e8f WD |
572 | struct hashtable { |
573 | void *nodes; | |
574 | int32 size, entries; | |
575 | uint32 node_size; | |
0c096e29 | 576 | short key64; |
83135e8f WD |
577 | }; |
578 | ||
579 | struct ht_int32_node { | |
580 | void *data; | |
581 | int32 key; | |
582 | }; | |
583 | ||
584 | struct ht_int64_node { | |
14d776ff | 585 | void *data; |
83135e8f | 586 | int64 key; |
14d776ff WD |
587 | }; |
588 | ||
83135e8f WD |
589 | #define HT_NODE(tbl, bkts, i) ((void*)((char*)(bkts) + (i)*(tbl)->node_size)) |
590 | #define HT_KEY(node, k64) ((k64)? ((struct ht_int64_node*)(node))->key \ | |
591 | : (int64)((struct ht_int32_node*)(node))->key) | |
592 | ||
c627d613 AT |
593 | #ifndef MIN |
594 | #define MIN(a,b) ((a)<(b)?(a):(b)) | |
595 | #endif | |
596 | ||
597 | #ifndef MAX | |
598 | #define MAX(a,b) ((a)>(b)?(a):(b)) | |
599 | #endif | |
600 | ||
d41c7d02 DD |
601 | #ifndef MAXHOSTNAMELEN |
602 | #define MAXHOSTNAMELEN 256 | |
603 | #endif | |
604 | ||
c627d613 | 605 | #define SUM_LENGTH 16 |
195bd906 S |
606 | #define SHORT_SUM_LENGTH 2 |
607 | #define BLOCKSUM_BIAS 10 | |
c627d613 AT |
608 | |
609 | #ifndef MAXPATHLEN | |
610 | #define MAXPATHLEN 1024 | |
611 | #endif | |
612 | ||
a22ca885 WD |
613 | /* We want a roomy line buffer that can hold more than MAXPATHLEN, |
614 | * and significantly more than an overly short MAXPATHLEN. */ | |
615 | #if MAXPATHLEN < 4096 | |
616 | #define BIGPATHBUFLEN (4096+1024) | |
617 | #else | |
618 | #define BIGPATHBUFLEN (MAXPATHLEN+1024) | |
619 | #endif | |
620 | ||
52d3e106 S |
621 | #ifndef NAME_MAX |
622 | #define NAME_MAX 255 | |
623 | #endif | |
624 | ||
0473e2a1 AT |
625 | #ifndef INADDR_NONE |
626 | #define INADDR_NONE 0xffffffff | |
627 | #endif | |
628 | ||
bda41fa5 WD |
629 | #ifndef IN_LOOPBACKNET |
630 | #define IN_LOOPBACKNET 127 | |
631 | #endif | |
632 | ||
1c3344a1 WD |
633 | #if HAVE_UNIXWARE_ACLS|HAVE_SOLARIS_ACLS|HAVE_HPUX_ACLS |
634 | #define ACLS_NEED_MASK 1 | |
635 | #endif | |
636 | ||
5b30412c | 637 | union file_extras { |
bd6edd3f WD |
638 | int32 num; |
639 | uint32 unum; | |
5b30412c WD |
640 | }; |
641 | ||
c627d613 | 642 | struct file_struct { |
2d2414f3 WD |
643 | const char *dirname; /* The dir info inside the transfer */ |
644 | time_t modtime; /* When the item was last modified */ | |
645 | uint32 len32; /* Lowest 32 bits of the file's length */ | |
646 | uint16 mode; /* The item's type and permissions */ | |
647 | uint16 flags; /* The FLAG_* bits for this item */ | |
648 | const char basename[1]; /* The basename (AKA filename) follows */ | |
c627d613 AT |
649 | }; |
650 | ||
99a957d3 | 651 | extern int file_extra_cnt; |
cf2d2665 | 652 | extern int inc_recurse; |
9742b386 WD |
653 | extern int uid_ndx; |
654 | extern int gid_ndx; | |
655 | extern int acls_ndx; | |
656 | extern int xattrs_ndx; | |
b96efc2f | 657 | |
c58c1dc4 | 658 | #define FILE_STRUCT_LEN (offsetof(struct file_struct, basename)) |
5b30412c | 659 | #define EXTRA_LEN (sizeof (union file_extras)) |
4b163f00 | 660 | #define PTR_EXTRA_CNT ((sizeof (char *) + EXTRA_LEN - 1) / EXTRA_LEN) |
a08979d5 WD |
661 | #define DEV_EXTRA_CNT 2 |
662 | #define DIRNODE_EXTRA_CNT 3 | |
a0456b9c | 663 | #define SUM_EXTRA_CNT ((MAX_DIGEST_LEN + EXTRA_LEN - 1) / EXTRA_LEN) |
96293cf9 | 664 | |
5b30412c | 665 | #define REQ_EXTRA(f,ndx) ((union file_extras*)(f) - (ndx)) |
99a957d3 | 666 | #define OPT_EXTRA(f,bump) ((union file_extras*)(f) - file_extra_cnt - 1 - (bump)) |
b37b7c99 | 667 | |
96293cf9 | 668 | #define LEN64_BUMP(f) ((f)->flags & FLAG_LENGTH64 ? 1 : 0) |
7b46e30f | 669 | #define HLINK_BUMP(f) ((f)->flags & (FLAG_HLINKED|FLAG_HLINK_DONE) ? inc_recurse+1 : 0) |
a08979d5 | 670 | #define ACL_BUMP(f) (acls_ndx ? 1 : 0) |
96293cf9 | 671 | |
c58c1dc4 | 672 | /* The length applies to all items. */ |
bf466c0f WD |
673 | #if SIZEOF_INT64 < 8 |
674 | #define F_LENGTH(f) ((int64)(f)->len32) | |
675 | #else | |
676 | #define F_LENGTH(f) ((int64)(f)->len32 + ((f)->flags & FLAG_LENGTH64 \ | |
677 | ? (int64)OPT_EXTRA(f, 0)->unum << 32 : 0)) | |
678 | #endif | |
82ad07c4 | 679 | |
96293cf9 | 680 | /* If there is a symlink string, it is always right after the basename */ |
c58c1dc4 | 681 | #define F_SYMLINK(f) ((f)->basename + strlen((f)->basename) + 1) |
82ad07c4 | 682 | |
bd6edd3f | 683 | /* The sending side always has this available: */ |
4b163f00 | 684 | #define F_PATHNAME(f) (*(const char**)REQ_EXTRA(f, PTR_EXTRA_CNT)) |
bd6edd3f WD |
685 | |
686 | /* The receiving side always has this available: */ | |
687 | #define F_DEPTH(f) REQ_EXTRA(f, 1)->num | |
688 | ||
96293cf9 | 689 | /* When the associated option is on, all entries will have these present: */ |
9742b386 WD |
690 | #define F_OWNER(f) REQ_EXTRA(f, uid_ndx)->unum |
691 | #define F_GROUP(f) REQ_EXTRA(f, gid_ndx)->unum | |
692 | #define F_ACL(f) REQ_EXTRA(f, acls_ndx)->num | |
693 | #define F_XATTR(f) REQ_EXTRA(f, xattrs_ndx)->num | |
f7a76b9c | 694 | #define F_NDX(f) REQ_EXTRA(f, unsort_ndx)->num |
82ad07c4 | 695 | |
a08979d5 WD |
696 | /* These items are per-entry optional: */ |
697 | #define F_HL_GNUM(f) OPT_EXTRA(f, LEN64_BUMP(f))->num /* non-dirs */ | |
cf2d2665 | 698 | #define F_HL_PREV(f) OPT_EXTRA(f, LEN64_BUMP(f)+inc_recurse)->num /* non-dirs */ |
a08979d5 WD |
699 | #define F_DIR_NODE_P(f) (&OPT_EXTRA(f, LEN64_BUMP(f) \ |
700 | + DIRNODE_EXTRA_CNT - 1)->num) /* sender dirs */ | |
54410882 | 701 | #define F_DIR_RELNAMES_P(f) (&OPT_EXTRA(f, LEN64_BUMP(f) + DIRNODE_EXTRA_CNT \ |
4b163f00 | 702 | + PTR_EXTRA_CNT - 1)->num) /* sender dirs */ |
a08979d5 WD |
703 | #define F_DIR_DEFACL(f) OPT_EXTRA(f, LEN64_BUMP(f))->unum /* receiver dirs */ |
704 | #define F_DIR_DEV_P(f) (&OPT_EXTRA(f, LEN64_BUMP(f) + ACL_BUMP(f) \ | |
705 | + DEV_EXTRA_CNT - 1)->unum) /* receiver dirs */ | |
82ad07c4 | 706 | |
b37b7c99 WD |
707 | /* This optional item might follow an F_HL_*() item. |
708 | * (Note: a device doesn't need to check LEN64_BUMP(f).) */ | |
b258ebf8 | 709 | #define F_RDEV_P(f) (&OPT_EXTRA(f, HLINK_BUMP(f) + DEV_EXTRA_CNT - 1)->unum) |
82ad07c4 | 710 | |
96293cf9 | 711 | /* The sum is only present on regular files. */ |
a08979d5 WD |
712 | #define F_SUM(f) ((char*)OPT_EXTRA(f, LEN64_BUMP(f) + HLINK_BUMP(f) \ |
713 | + SUM_EXTRA_CNT - 1)) | |
96293cf9 | 714 | |
b37b7c99 | 715 | /* Some utility defines: */ |
c58c1dc4 | 716 | #define F_IS_ACTIVE(f) (f)->basename[0] |
bfd31372 | 717 | #define F_IS_HLINKED(f) ((f)->flags & FLAG_HLINKED) |
5bb73485 | 718 | |
b7cfb9e2 WD |
719 | #define F_HLINK_NOT_FIRST(f) BITS_SETnUNSET((f)->flags, FLAG_HLINKED, FLAG_HLINK_FIRST) |
720 | #define F_HLINK_NOT_LAST(f) BITS_SETnUNSET((f)->flags, FLAG_HLINKED, FLAG_HLINK_LAST) | |
96293cf9 | 721 | |
4b163f00 | 722 | /* These access the F_DIR_DEV_P() and F_RDEV_P() values: */ |
b37b7c99 WD |
723 | #define DEV_MAJOR(a) (a)[0] |
724 | #define DEV_MINOR(a) (a)[1] | |
725 | ||
4b163f00 | 726 | /* These access the F_DIRS_NODE_P() values: */ |
9ec3828b WD |
727 | #define DIR_PARENT(a) (a)[0] |
728 | #define DIR_FIRST_CHILD(a) (a)[1] | |
729 | #define DIR_NEXT_SIBLING(a) (a)[2] | |
730 | ||
96293cf9 WD |
731 | /* |
732 | * Start the flist array at FLIST_START entries and grow it | |
733 | * by doubling until FLIST_LINEAR then grow by FLIST_LINEAR | |
734 | */ | |
735 | #define FLIST_START (32 * 1024) | |
736 | #define FLIST_LINEAR (FLIST_START * 512) | |
82ad07c4 | 737 | |
9935066b | 738 | /* |
82ad07c4 | 739 | * Extent size for allocation pools: A minimum size of 128KB |
9935066b S |
740 | * is needed to mmap them so that freeing will release the |
741 | * space to the OS. | |
742 | * | |
743 | * Larger sizes reduce leftover fragments and speed free calls | |
82ad07c4 | 744 | * (when they happen). Smaller sizes increase the chance of |
9935066b S |
745 | * freed allocations freeing whole extents. |
746 | */ | |
f5ba7bfb WD |
747 | #define NORMAL_EXTENT (256 * 1024) |
748 | #define SMALL_EXTENT (128 * 1024) | |
9935066b | 749 | |
9ec3828b WD |
750 | #define FLIST_TEMP (1<<1) |
751 | ||
c627d613 | 752 | struct file_list { |
9ec3828b | 753 | struct file_list *next, *prev; |
332cf6df | 754 | struct file_struct **files, **sorted; |
9935066b | 755 | alloc_pool_t file_pool; |
f5ba7bfb | 756 | void *pool_boundary; |
9decb4d2 WD |
757 | int used, malloced; |
758 | int low, high; /* 0-relative index values excluding empties */ | |
759 | int ndx_start; /* the start offset for inc_recurse mode */ | |
65b4e4b2 | 760 | int flist_num; /* 1-relative file_list number or 0 */ |
9ec3828b WD |
761 | int parent_ndx; /* dir_flist index of parent directory */ |
762 | int in_progress, to_redo; | |
c627d613 AT |
763 | }; |
764 | ||
a3221d2a WD |
765 | #define SUMFLG_SAME_OFFSET (1<<0) |
766 | ||
c627d613 | 767 | struct sum_buf { |
6ded1170 | 768 | OFF_T offset; /**< offset in file of this chunk */ |
a06b419d | 769 | int32 len; /**< length of chunk of file */ |
6ded1170 | 770 | uint32 sum1; /**< simple checksum */ |
d733de97 | 771 | int32 chain; /**< next hash-table collision */ |
a3221d2a | 772 | short flags; /**< flag bits */ |
6ded1170 | 773 | char sum2[SUM_LENGTH]; /**< checksum */ |
c627d613 AT |
774 | }; |
775 | ||
776 | struct sum_struct { | |
6ded1170 | 777 | OFF_T flength; /**< total file length */ |
2b2ea368 | 778 | struct sum_buf *sums; /**< points to info for each chunk */ |
15859584 | 779 | int32 count; /**< how many chunks */ |
a06b419d WD |
780 | int32 blength; /**< block_length */ |
781 | int32 remainder; /**< flength % block_length */ | |
da9d12f5 | 782 | int s2length; /**< sum2_length */ |
c627d613 AT |
783 | }; |
784 | ||
c6e7fcb4 | 785 | struct map_struct { |
6a7cc46c S |
786 | OFF_T file_size; /* File size (from stat) */ |
787 | OFF_T p_offset; /* Window start */ | |
788 | OFF_T p_fd_offset; /* offset of cursor in fd ala lseek */ | |
2b2ea368 WD |
789 | char *p; /* Window pointer */ |
790 | int32 p_size; /* Largest window size we allocated */ | |
791 | int32 p_len; /* Latest (rounded) window size */ | |
792 | int32 def_window_size; /* Default window size */ | |
793 | int fd; /* File Descriptor */ | |
794 | int status; /* first errno from read errors */ | |
c6e7fcb4 | 795 | }; |
c627d613 | 796 | |
e2d22fee WD |
797 | #define MATCHFLG_WILD (1<<0) /* pattern has '*', '[', and/or '?' */ |
798 | #define MATCHFLG_WILD2 (1<<1) /* pattern has '**' */ | |
685517ab WD |
799 | #define MATCHFLG_WILD2_PREFIX (1<<2) /* pattern starts with "**" */ |
800 | #define MATCHFLG_WILD3_SUFFIX (1<<3) /* pattern ends with "***" */ | |
801 | #define MATCHFLG_ABS_PATH (1<<4) /* path-match on absolute path */ | |
802 | #define MATCHFLG_INCLUDE (1<<5) /* this is an include, not an exclude */ | |
803 | #define MATCHFLG_DIRECTORY (1<<6) /* this matches only directories */ | |
46fa6025 WD |
804 | #define MATCHFLG_WORD_SPLIT (1<<7) /* split rules on whitespace */ |
805 | #define MATCHFLG_NO_INHERIT (1<<8) /* don't inherit these rules */ | |
806 | #define MATCHFLG_NO_PREFIXES (1<<9) /* parse no prefixes from patterns */ | |
807 | #define MATCHFLG_MERGE_FILE (1<<10)/* specifies a file to merge */ | |
808 | #define MATCHFLG_PERDIR_MERGE (1<<11)/* merge-file is searched per-dir */ | |
809 | #define MATCHFLG_EXCLUDE_SELF (1<<12)/* merge-file name should be excluded */ | |
810 | #define MATCHFLG_FINISH_SETUP (1<<13)/* per-dir merge file needs setup */ | |
53b417e4 WD |
811 | #define MATCHFLG_NEGATE (1<<14)/* rule matches when pattern does not */ |
812 | #define MATCHFLG_CVS_IGNORE (1<<15)/* rule was -C or :C */ | |
a427e893 WD |
813 | #define MATCHFLG_SENDER_SIDE (1<<16)/* rule applies to the sending side */ |
814 | #define MATCHFLG_RECEIVER_SIDE (1<<17)/* rule applies to the receiving side */ | |
685517ab | 815 | #define MATCHFLG_CLEAR_LIST (1<<18)/* this item is the "!" token */ |
c0f1e57b | 816 | #define MATCHFLG_PERISHABLE (1<<19)/* perishable if parent dir goes away */ |
7c8e23bd | 817 | |
3b2461cf | 818 | #define MATCHFLGS_FROM_CONTAINER (MATCHFLG_ABS_PATH | MATCHFLG_INCLUDE \ |
a427e893 | 819 | | MATCHFLG_DIRECTORY | MATCHFLG_SENDER_SIDE \ |
c0f1e57b WD |
820 | | MATCHFLG_NEGATE | MATCHFLG_RECEIVER_SIDE \ |
821 | | MATCHFLG_PERISHABLE) | |
3b2461cf | 822 | |
7842418b WD |
823 | struct filter_struct { |
824 | struct filter_struct *next; | |
2b6b4d53 | 825 | char *pattern; |
53b417e4 | 826 | uint32 match_flags; |
46fa6025 WD |
827 | union { |
828 | int slash_cnt; | |
7842418b | 829 | struct filter_list_struct *mergelist; |
46fa6025 | 830 | } u; |
2b6b4d53 AT |
831 | }; |
832 | ||
7842418b WD |
833 | struct filter_list_struct { |
834 | struct filter_struct *head; | |
835 | struct filter_struct *tail; | |
daa8d920 | 836 | struct filter_struct *parent_dirscan_head; |
ac1d2d33 | 837 | char *debug_type; |
63d03319 WD |
838 | }; |
839 | ||
a800434a AT |
840 | struct stats { |
841 | int64 total_size; | |
842 | int64 total_transferred_size; | |
843 | int64 total_written; | |
844 | int64 total_read; | |
845 | int64 literal_data; | |
846 | int64 matched_data; | |
d4198823 WD |
847 | int64 flist_buildtime; |
848 | int64 flist_xfertime; | |
604dbf6d | 849 | int64 flist_size; |
e366e530 WD |
850 | int num_files, num_dirs, num_symlinks, num_devices, num_specials; |
851 | int created_files, created_dirs, created_symlinks, created_devices, created_specials; | |
852 | int deleted_files, deleted_dirs, deleted_symlinks, deleted_devices, deleted_specials; | |
853 | int xferred_files; | |
a800434a AT |
854 | }; |
855 | ||
f7bce90c | 856 | struct chmod_mode_struct; |
2b6b4d53 | 857 | |
e0c572c5 WD |
858 | struct flist_ndx_item { |
859 | struct flist_ndx_item *next; | |
860 | int ndx; | |
861 | }; | |
862 | ||
863 | typedef struct { | |
864 | struct flist_ndx_item *head, *tail; | |
865 | } flist_ndx_list; | |
866 | ||
1c3344a1 WD |
867 | #define EMPTY_ITEM_LIST {NULL, 0, 0} |
868 | ||
869 | typedef struct { | |
870 | void *items; | |
871 | size_t count; | |
872 | size_t malloced; | |
873 | } item_list; | |
874 | ||
875 | #define EXPAND_ITEM_LIST(lp, type, incr) \ | |
876 | (type*)expand_item_list(lp, sizeof (type), #type, incr) | |
877 | ||
2ac081ff WD |
878 | #define EMPTY_XBUF {NULL, 0, 0, 0} |
879 | ||
880 | typedef struct { | |
881 | char *buf; | |
882 | size_t pos; /* pos = read pos in the buf */ | |
883 | size_t len; /* len = chars following pos */ | |
884 | size_t size; /* size = total space in buf */ | |
885 | } xbuf; | |
886 | ||
887 | #define INIT_XBUF(xb, str, ln, sz) (xb).buf = (str), (xb).len = (ln), (xb).size = (sz), (xb).pos = 0 | |
bb640d32 | 888 | #define INIT_XBUF_STRLEN(xb, str) (xb).buf = (str), (xb).len = strlen((xb).buf), (xb).size = (size_t)-1, (xb).pos = 0 |
2ac081ff WD |
889 | /* This one is used to make an output xbuf based on a char[] buffer: */ |
890 | #define INIT_CONST_XBUF(xb, bf) (xb).buf = (bf), (xb).size = sizeof (bf), (xb).len = (xb).pos = 0 | |
891 | ||
892 | #define ICB_EXPAND_OUT (1<<0) | |
893 | #define ICB_INCLUDE_BAD (1<<1) | |
894 | #define ICB_INCLUDE_INCOMPLETE (1<<2) | |
895 | ||
896 | #define RL_EOL_NULLS (1<<0) | |
897 | #define RL_DUMP_COMMENTS (1<<1) | |
898 | #define RL_CONVERT (1<<2) | |
899 | ||
54410882 | 900 | typedef struct { |
c73f2a38 | 901 | char name_type; |
54410882 WD |
902 | char fname[1]; /* has variable size */ |
903 | } relnamecache; | |
904 | ||
c627d613 | 905 | #include "byteorder.h" |
a0456b9c | 906 | #include "lib/mdigest.h" |
87f18b62 | 907 | #include "lib/wildmatch.h" |
740819ef | 908 | #include "lib/permstring.h" |
e20a4f84 | 909 | #include "lib/addrinfo.h" |
0de40240 | 910 | |
2b916250 | 911 | #ifndef __GNUC__ |
4ea58045 | 912 | #define __attribute__(x) |
1b896f8d | 913 | #else |
7de7b49f WD |
914 | # if __GNUC__ <= 2 |
915 | # define NORETURN | |
916 | # endif | |
4ea58045 WD |
917 | #endif |
918 | ||
90b13cf6 | 919 | #define UNUSED(x) x __attribute__((__unused__)) |
7de7b49f | 920 | #ifndef NORETURN |
011e85a5 | 921 | #define NORETURN __attribute__((__noreturn__)) |
7de7b49f | 922 | #endif |
90b13cf6 | 923 | |
1c3344a1 WD |
924 | typedef struct { |
925 | STRUCT_STAT st; | |
926 | #ifdef SUPPORT_ACLS | |
927 | struct rsync_acl *acc_acl; /* access ACL */ | |
928 | struct rsync_acl *def_acl; /* default ACL */ | |
929 | #endif | |
16edf865 WD |
930 | #ifdef SUPPORT_XATTRS |
931 | item_list *xattr; | |
932 | #endif | |
13710874 | 933 | } stat_x; |
1c3344a1 WD |
934 | |
935 | #define ACL_READY(sx) ((sx).acc_acl != NULL) | |
16edf865 | 936 | #define XATTR_READY(sx) ((sx).xattr != NULL) |
1c3344a1 | 937 | |
58c29609 MP |
938 | #include "proto.h" |
939 | ||
9439c0cb WD |
940 | #ifndef SUPPORT_XATTRS |
941 | #define x_stat(fn,fst,xst) do_stat(fn,fst) | |
942 | #define x_lstat(fn,fst,xst) do_lstat(fn,fst) | |
943 | #define x_fstat(fd,fst,xst) do_fstat(fd,fst) | |
944 | #endif | |
945 | ||
0de40240 | 946 | /* We have replacement versions of these if they're missing. */ |
4f5b0756 | 947 | #ifndef HAVE_ASPRINTF |
0de40240 MP |
948 | int asprintf(char **ptr, const char *format, ...); |
949 | #endif | |
950 | ||
4f5b0756 | 951 | #ifndef HAVE_VASPRINTF |
0de40240 MP |
952 | int vasprintf(char **ptr, const char *format, va_list ap); |
953 | #endif | |
954 | ||
4f5b0756 | 955 | #if !defined HAVE_VSNPRINTF || !defined HAVE_C99_VSNPRINTF |
6813fa7e WD |
956 | #define vsnprintf rsync_vsnprintf |
957 | int vsnprintf(char *str, size_t count, const char *fmt, va_list args); | |
0de40240 MP |
958 | #endif |
959 | ||
4f5b0756 | 960 | #if !defined HAVE_SNPRINTF || !defined HAVE_C99_VSNPRINTF |
6813fa7e | 961 | #define snprintf rsync_snprintf |
82ad07c4 | 962 | int snprintf(char *str, size_t count, const char *fmt,...); |
0de40240 MP |
963 | #endif |
964 | ||
965 | ||
4f5b0756 | 966 | #ifndef HAVE_STRERROR |
c627d613 AT |
967 | extern char *sys_errlist[]; |
968 | #define strerror(i) sys_errlist[i] | |
969 | #endif | |
970 | ||
4f5b0756 | 971 | #ifndef HAVE_STRCHR |
c627d613 AT |
972 | # define strchr index |
973 | # define strrchr rindex | |
974 | #endif | |
975 | ||
4f5b0756 | 976 | #ifndef HAVE_ERRNO_DECL |
c627d613 AT |
977 | extern int errno; |
978 | #endif | |
979 | ||
9a929c8f WD |
980 | #ifdef HAVE_READLINK |
981 | #define SUPPORT_LINKS 1 | |
982 | #endif | |
983 | #ifdef HAVE_LINK | |
984 | #define SUPPORT_HARD_LINKS 1 | |
985 | #endif | |
c627d613 | 986 | |
5173f99e | 987 | #ifdef HAVE_SIGACTION |
90b13cf6 WD |
988 | #define SIGACTION(n,h) sigact.sa_handler=(h), sigaction((n),&sigact,NULL) |
989 | #define signal(n,h) we_need_to_call_SIGACTION_not_signal(n,h) | |
990 | #else | |
991 | #define SIGACTION(n,h) signal(n,h) | |
992 | #endif | |
720b47f2 AT |
993 | |
994 | #ifndef EWOULDBLOCK | |
995 | #define EWOULDBLOCK EAGAIN | |
996 | #endif | |
182dca5c | 997 | |
7b8356d0 AT |
998 | #ifndef STDIN_FILENO |
999 | #define STDIN_FILENO 0 | |
1000 | #endif | |
1001 | ||
1002 | #ifndef STDOUT_FILENO | |
1003 | #define STDOUT_FILENO 1 | |
1004 | #endif | |
1005 | ||
1006 | #ifndef STDERR_FILENO | |
1007 | #define STDERR_FILENO 2 | |
1008 | #endif | |
1009 | ||
8120a98f WD |
1010 | #ifndef S_IRUSR |
1011 | #define S_IRUSR 0400 | |
1012 | #endif | |
1013 | ||
7b8356d0 AT |
1014 | #ifndef S_IWUSR |
1015 | #define S_IWUSR 0200 | |
1016 | #endif | |
1017 | ||
b0d791bb PG |
1018 | #ifndef ACCESSPERMS |
1019 | #define ACCESSPERMS 0777 | |
1020 | #endif | |
1021 | ||
1022 | #ifndef S_ISVTX | |
1023 | #define S_ISVTX 0 | |
1024 | #endif | |
1025 | ||
1026 | #define CHMOD_BITS (S_ISUID | S_ISGID | S_ISVTX | ACCESSPERMS) | |
1027 | ||
b280a1f4 AT |
1028 | #ifndef _S_IFMT |
1029 | #define _S_IFMT 0170000 | |
1030 | #endif | |
1031 | ||
1032 | #ifndef _S_IFLNK | |
1033 | #define _S_IFLNK 0120000 | |
1034 | #endif | |
1035 | ||
1036 | #ifndef S_ISLNK | |
1037 | #define S_ISLNK(mode) (((mode) & (_S_IFMT)) == (_S_IFLNK)) | |
1038 | #endif | |
1039 | ||
1e9f155a AT |
1040 | #ifndef S_ISBLK |
1041 | #define S_ISBLK(mode) (((mode) & (_S_IFMT)) == (_S_IFBLK)) | |
1042 | #endif | |
1043 | ||
1044 | #ifndef S_ISCHR | |
1045 | #define S_ISCHR(mode) (((mode) & (_S_IFMT)) == (_S_IFCHR)) | |
1046 | #endif | |
1047 | ||
a0b65b18 AT |
1048 | #ifndef S_ISSOCK |
1049 | #ifdef _S_IFSOCK | |
1050 | #define S_ISSOCK(mode) (((mode) & (_S_IFMT)) == (_S_IFSOCK)) | |
1051 | #else | |
1052 | #define S_ISSOCK(mode) (0) | |
1053 | #endif | |
1054 | #endif | |
1055 | ||
1056 | #ifndef S_ISFIFO | |
1057 | #ifdef _S_IFIFO | |
1058 | #define S_ISFIFO(mode) (((mode) & (_S_IFMT)) == (_S_IFIFO)) | |
1059 | #else | |
1060 | #define S_ISFIFO(mode) (0) | |
1061 | #endif | |
1062 | #endif | |
1063 | ||
1e9f155a AT |
1064 | #ifndef S_ISDIR |
1065 | #define S_ISDIR(mode) (((mode) & (_S_IFMT)) == (_S_IFDIR)) | |
1066 | #endif | |
1067 | ||
1068 | #ifndef S_ISREG | |
1069 | #define S_ISREG(mode) (((mode) & (_S_IFMT)) == (_S_IFREG)) | |
1070 | #endif | |
1071 | ||
f0359dd0 AT |
1072 | /* work out what fcntl flag to use for non-blocking */ |
1073 | #ifdef O_NONBLOCK | |
1074 | # define NONBLOCK_FLAG O_NONBLOCK | |
4f5b0756 | 1075 | #elif defined SYSV |
f0359dd0 | 1076 | # define NONBLOCK_FLAG O_NDELAY |
d622d4bf | 1077 | #else |
f0359dd0 AT |
1078 | # define NONBLOCK_FLAG FNDELAY |
1079 | #endif | |
1080 | ||
d79c77ca MP |
1081 | #ifndef INADDR_LOOPBACK |
1082 | #define INADDR_LOOPBACK 0x7f000001 | |
1083 | #endif | |
1084 | ||
1085 | #ifndef INADDR_NONE | |
1086 | #define INADDR_NONE 0xffffffff | |
1087 | #endif | |
a0b65b18 | 1088 | |
b5c6a6ae WD |
1089 | #define IS_SPECIAL(mode) (S_ISSOCK(mode) || S_ISFIFO(mode)) |
1090 | #define IS_DEVICE(mode) (S_ISCHR(mode) || S_ISBLK(mode)) | |
7bec6a5c | 1091 | |
5afd8aed DD |
1092 | /* Initial mask on permissions given to temporary files. Mask off setuid |
1093 | bits and group access because of potential race-condition security | |
1094 | holes, and mask other access because mode 707 is bizarre */ | |
972a3619 | 1095 | #define INITACCESSPERMS 0700 |
e08bfe12 AT |
1096 | |
1097 | /* handler for null strings in printf format */ | |
0ee6ca98 | 1098 | #define NS(s) ((s)?(s):"<NULL>") |
e08bfe12 | 1099 | |
58cadc86 | 1100 | /* Convenient wrappers for malloc and realloc. Use them. */ |
a4431563 WD |
1101 | #define new(type) ((type*)malloc(sizeof (type))) |
1102 | #define new0(type) ((type*)calloc(1, sizeof (type))) | |
1103 | #define new_array(type, num) ((type*)_new_array((num), sizeof (type), 0)) | |
1104 | #define new_array0(type, num) ((type*)_new_array((num), sizeof (type), 1)) | |
1105 | #define realloc_array(ptr, type, num) ((type*)_realloc_array((ptr), sizeof(type), (num))) | |
fb859e56 | 1106 | |
e08bfe12 | 1107 | /* use magic gcc attributes to catch format errors */ |
ff41a59f | 1108 | void rprintf(enum logcode , const char *, ...) |
fb859e56 | 1109 | __attribute__((format (printf, 2, 3))) |
e08bfe12 | 1110 | ; |
7b3d4257 | 1111 | |
a039749b MP |
1112 | /* This is just like rprintf, but it also tries to print some |
1113 | * representation of the error code. Normally errcode = errno. */ | |
1114 | void rsyserr(enum logcode, int, const char *, ...) | |
fb859e56 | 1115 | __attribute__((format (printf, 3, 4))) |
a039749b MP |
1116 | ; |
1117 | ||
afbcc8f2 WD |
1118 | /* Make sure that the O_BINARY flag is defined. */ |
1119 | #ifndef O_BINARY | |
1120 | #define O_BINARY 0 | |
1121 | #endif | |
5a788ade | 1122 | |
4f5b0756 | 1123 | #ifndef HAVE_STRLCPY |
5a788ade AT |
1124 | size_t strlcpy(char *d, const char *s, size_t bufsize); |
1125 | #endif | |
1126 | ||
4f5b0756 | 1127 | #ifndef HAVE_STRLCAT |
5a788ade AT |
1128 | size_t strlcat(char *d, const char *s, size_t bufsize); |
1129 | #endif | |
1130 | ||
82980a23 AT |
1131 | #ifndef WEXITSTATUS |
1132 | #define WEXITSTATUS(stat) ((int)(((stat)>>8)&0xFF)) | |
1133 | #endif | |
47b032e9 WD |
1134 | #ifndef WIFEXITED |
1135 | #define WIFEXITED(stat) ((int)((stat)&0xFF) == 0) | |
1136 | #endif | |
82980a23 | 1137 | |
a9766ef1 | 1138 | #define exit_cleanup(code) _exit_cleanup(code, __FILE__, __LINE__) |
eecd22ff | 1139 | |
4f5b0756 | 1140 | #ifdef HAVE_GETEUID |
b2bffbb2 WD |
1141 | #define MY_UID() geteuid() |
1142 | #else | |
1143 | #define MY_UID() getuid() | |
1144 | #endif | |
1145 | ||
4f5b0756 | 1146 | #ifdef HAVE_GETEGID |
b2bffbb2 WD |
1147 | #define MY_GID() getegid() |
1148 | #else | |
1149 | #define MY_GID() getgid() | |
1150 | #endif | |
eecd22ff | 1151 | |
aa0e6b99 WD |
1152 | #ifdef FORCE_FD_ZERO_MEMSET |
1153 | #undef FD_ZERO | |
1154 | #define FD_ZERO(fdsetp) memset(fdsetp, 0, sizeof (fd_set)) | |
1155 | #endif | |
1156 | ||
951e826b WD |
1157 | extern short info_levels[], debug_levels[]; |
1158 | ||
1159 | #define INFO_GTE(flag, lvl) (info_levels[INFO_##flag] >= (lvl)) | |
1160 | #define INFO_EQ(flag, lvl) (info_levels[INFO_##flag] == (lvl)) | |
1161 | #define DEBUG_GTE(flag, lvl) (debug_levels[DEBUG_##flag] >= (lvl)) | |
1162 | #define DEBUG_EQ(flag, lvl) (debug_levels[DEBUG_##flag] == (lvl)) | |
1163 | ||
1164 | #define INFO_BACKUP 0 | |
1165 | #define INFO_COPY (INFO_BACKUP+1) | |
1166 | #define INFO_DEL (INFO_COPY+1) | |
1167 | #define INFO_FLIST (INFO_DEL+1) | |
1168 | #define INFO_MISC (INFO_FLIST+1) | |
1169 | #define INFO_MOUNT (INFO_MISC+1) | |
1170 | #define INFO_NAME (INFO_MOUNT+1) | |
1171 | #define INFO_PROGRESS (INFO_NAME+1) | |
1172 | #define INFO_REMOVE (INFO_PROGRESS+1) | |
1173 | #define INFO_SKIP (INFO_REMOVE+1) | |
1174 | #define INFO_STATS (INFO_SKIP+1) | |
1175 | #define INFO_SYMSAFE (INFO_STATS+1) | |
1176 | ||
1177 | #define COUNT_INFO (INFO_SYMSAFE+1) | |
1178 | ||
1179 | #define DEBUG_ACL 0 | |
1180 | #define DEBUG_BACKUP (DEBUG_ACL+1) | |
1181 | #define DEBUG_BIND (DEBUG_BACKUP+1) | |
1182 | #define DEBUG_CHDIR (DEBUG_BIND+1) | |
1183 | #define DEBUG_CONNECT (DEBUG_CHDIR+1) | |
5a18b34d | 1184 | #define DEBUG_CMD (DEBUG_CONNECT+1) |
951e826b | 1185 | #define DEBUG_DEL (DEBUG_CMD+1) |
5a18b34d WD |
1186 | #define DEBUG_DELTASUM (DEBUG_DEL+1) |
1187 | #define DEBUG_DUP (DEBUG_DELTASUM+1) | |
951e826b WD |
1188 | #define DEBUG_EXIT (DEBUG_DUP+1) |
1189 | #define DEBUG_FILTER (DEBUG_EXIT+1) | |
1190 | #define DEBUG_FLIST (DEBUG_FILTER+1) | |
1191 | #define DEBUG_FUZZY (DEBUG_FLIST+1) | |
1192 | #define DEBUG_GENR (DEBUG_FUZZY+1) | |
b3347e2a WD |
1193 | #define DEBUG_HASH (DEBUG_GENR+1) |
1194 | #define DEBUG_HLINK (DEBUG_HASH+1) | |
951e826b WD |
1195 | #define DEBUG_ICONV (DEBUG_HLINK+1) |
1196 | #define DEBUG_OWN (DEBUG_ICONV+1) | |
1197 | #define DEBUG_PROTO (DEBUG_OWN+1) | |
1198 | #define DEBUG_RECV (DEBUG_PROTO+1) | |
1199 | #define DEBUG_SEND (DEBUG_RECV+1) | |
1200 | #define DEBUG_TIME (DEBUG_SEND+1) | |
1201 | ||
1202 | #define COUNT_DEBUG (DEBUG_TIME+1) | |
d5d4b282 | 1203 | |
4f5b0756 | 1204 | #ifndef HAVE_INET_NTOP |
d622d4bf | 1205 | const char *inet_ntop(int af, const void *src, char *dst, size_t size); |
4f5b0756 | 1206 | #endif |
8f694072 | 1207 | |
4f5b0756 | 1208 | #ifndef HAVE_INET_PTON |
bda41fa5 | 1209 | int inet_pton(int af, const char *src, void *dst); |
8f694072 | 1210 | #endif |
0f0ea7f7 | 1211 | |
f4a0483a MP |
1212 | #ifdef MAINTAINER_MODE |
1213 | const char *get_panic_action(void); | |
1214 | #endif |