2 Copyright (C) Andrew Tridgell 1996
3 Copyright (C) Paul Mackerras 1996
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #define BLOCK_SIZE 700
21 #define RSYNC_RSH_ENV "RSYNC_RSH"
22 #define RSYNC_RSH "rsh"
23 #define RSYNC_NAME "rsync"
24 #define BACKUP_SUFFIX "~"
26 /* a non-zero CHAR_OFFSET makes the rolling sum stronger, but is
27 imcompatible with older versions :-( */
32 #define SAME_MODE (1<<1)
33 #define SAME_RDEV (1<<2)
34 #define SAME_UID (1<<3)
35 #define SAME_GID (1<<4)
36 #define SAME_DIR (1<<5)
37 #define SAME_NAME SAME_DIR
38 #define LONG_NAME (1<<6)
39 #define SAME_TIME (1<<7)
41 /* update this if you make incompatible changes */
42 #define PROTOCOL_VERSION 14
43 #define MIN_PROTOCOL_VERSION 10
44 #define MAX_PROTOCOL_VERSION 20
46 #define SPARSE_WRITE_SIZE (4*1024)
47 #define WRITE_SIZE (32*1024)
48 #define CHUNK_SIZE (32*1024)
49 #define MAX_MAP_SIZE (4*1024*1024)
51 #define BLOCKING_TIMEOUT 10
54 #define FINFO (am_server?stderr:stdout)
58 #include <sys/types.h>
64 #ifdef HAVE_SYS_PARAM_H
65 #include <sys/param.h>
84 #ifdef TIME_WITH_SYS_TIME
88 #ifdef HAVE_SYS_TIME_H
98 #ifdef HAVE_SYS_FCNTL_H
99 #include <sys/fcntl.h>
103 #include <sys/stat.h>
105 #ifdef HAVE_SYS_IOCTL_H
106 #include <sys/ioctl.h>
109 #ifdef HAVE_SYS_FILIO_H
110 #include <sys/filio.h>
114 #ifdef HAVE_SYS_WAIT_H
115 #include <sys/wait.h>
126 #include <sys/mman.h>
136 #include "lib/fnmatch.h"
139 #ifdef HAVE_GETOPT_LONG
142 #include "lib/getopt.h"
147 #define S_ISLNK(mode) (((mode) & S_IFLNK) == S_IFLNK)
151 #define uchar unsigned char
155 #if (SIZEOF_INT == 4)
157 #elif (SIZEOF_LONG == 4)
159 #elif (SIZEOF_SHORT == 4)
165 #define uint32 unsigned int32
170 #define MIN(a,b) ((a)<(b)?(a):(b))
174 #define MAX(a,b) ((a)>(b)?(a):(b))
177 /* the length of the md4 checksum */
178 #define MD4_SUM_LENGTH 16
179 #define SUM_LENGTH 16
182 #define MAXPATHLEN 1024
197 char sum[MD4_SUM_LENGTH];
203 struct file_struct *files;
207 off_t offset; /* offset in file of this chunk */
208 int len; /* length of chunk of file */
209 int i; /* index of this chunk */
210 uint32 sum1; /* simple checksum */
211 char sum2[SUM_LENGTH]; /* checksum */
215 off_t flength; /* total file length */
216 int count; /* how many chunks */
217 int remainder; /* flength % block_length */
218 int n; /* block_length */
219 struct sum_buf *sums; /* points to info for each chunk */
224 int fd,size,p_size,p_offset,p_len;
227 #include "byteorder.h"
233 extern char *sys_errlist[];
234 #define strerror(i) sys_errlist[i]
238 # define strchr index
239 # define strrchr rindex
245 # define dirent direct
247 # include <sys/ndir.h>
250 # include <sys/dir.h>
257 #ifndef HAVE_ERRNO_DECL
262 #define bcopy(src,dest,n) memcpy(dest,src,n)
266 #define bzero(buf,n) memset(buf,0,n)
269 #define SUPPORT_LINKS (HAVE_READLINK && defined(S_ISLNK))
270 #define SUPPORT_HARD_LINKS HAVE_LINK
280 #define SIGNAL_CAST (RETSIGTYPE (*)())
283 #define EWOULDBLOCK EAGAIN
286 #define IS_DEVICE(mode) (S_ISCHR(mode) || S_ISBLK(mode))