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OS/2 Shareware BBS: 35 Internet
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rsync221.zip
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rsync.h
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C/C++ Source or Header
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1999-03-04
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9KB
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492 lines
/*
Copyright (C) Andrew Tridgell 1996
Copyright (C) Paul Mackerras 1996
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#define BLOCK_SIZE 700
#define RSYNC_RSH_ENV "RSYNC_RSH"
#define RSYNC_NAME "rsync"
#define RSYNCD_CONF "/etc/rsyncd.conf"
#define URL_PREFIX "rsync://"
#define BACKUP_SUFFIX "~"
/* a non-zero CHAR_OFFSET makes the rolling sum stronger, but is
imcompatible with older versions :-( */
#define CHAR_OFFSET 0
#define FLAG_DELETE (1<<0)
#define SAME_MODE (1<<1)
#define SAME_RDEV (1<<2)
#define SAME_UID (1<<3)
#define SAME_GID (1<<4)
#define SAME_DIR (1<<5)
#define SAME_NAME SAME_DIR
#define LONG_NAME (1<<6)
#define SAME_TIME (1<<7)
/* update this if you make incompatible changes */
#define PROTOCOL_VERSION 19
#define MIN_PROTOCOL_VERSION 11
#define MAX_PROTOCOL_VERSION 30
#define RSYNC_PORT 873
#define SPARSE_WRITE_SIZE (1024)
#define WRITE_SIZE (32*1024)
#define CHUNK_SIZE (32*1024)
#define MAX_MAP_SIZE (1*1024*1024)
#define IO_BUFFER_SIZE (4092)
#define MAX_READ_BUFFER (1024*1024)
#define MAX_ARGS 1000
#define MPLEX_BASE 7
#define FERROR 1
#define FINFO 2
#define FLOG 3
#include "errcode.h"
#include "config.h"
#if HAVE_REMSH
#define RSYNC_RSH "remsh"
#else
#define RSYNC_RSH "rsh"
#endif
#include <sys/types.h>
#ifdef HAVE_GETOPT_LONG
#include <getopt.h>
#else
#include "lib/getopt.h"
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <stdio.h>
#include <stddef.h>
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif
#ifdef TIME_WITH_SYS_TIME
#include <sys/time.h>
#include <time.h>
#else
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#else
#include <time.h>
#endif
#endif
#ifdef HAVE_FCNTL_H
#include <fcntl.h>
#else
#ifdef HAVE_SYS_FCNTL_H
#include <sys/fcntl.h>
#endif
#endif
#include <sys/stat.h>
#ifdef HAVE_SYS_IOCTL_H
#include <sys/ioctl.h>
#endif
#ifdef HAVE_SYS_FILIO_H
#include <sys/filio.h>
#endif
#include <signal.h>
#ifdef HAVE_SYS_WAIT_H
#include <sys/wait.h>
#endif
#ifdef HAVE_CTYPE_H
#include <ctype.h>
#endif
#ifdef HAVE_GRP_H
#include <grp.h>
#endif
#include <errno.h>
#if defined(HAVE_MMAP) && defined(HAVE_MUNMAP)
#include <sys/mman.h>
#define USE_MMAP 1
#endif
#ifdef HAVE_UTIME_H
#include <utime.h>
#endif
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#ifdef HAVE_SYS_MODE_H
/* apparently AIX needs this for S_ISLNK */
#ifndef S_ISLNK
#include <sys/mode.h>
#endif
#endif
#ifdef HAVE_FNMATCH
#include <fnmatch.h>
#else
#include "lib/fnmatch.h"
#endif
#ifdef HAVE_GLOB_H
#include <glob.h>
#endif
/* these are needed for the uid/gid mapping code */
#include <pwd.h>
#include <grp.h>
#include <stdarg.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <syslog.h>
#include <sys/file.h>
#if HAVE_DIRENT_H
# include <dirent.h>
#else
# define dirent direct
# if HAVE_SYS_NDIR_H
# include <sys/ndir.h>
# endif
# if HAVE_SYS_DIR_H
# include <sys/dir.h>
# endif
# if HAVE_NDIR_H
# include <ndir.h>
# endif
#endif
#ifdef HAVE_COMPAT_H
#include <compat.h>
#endif
#define BOOL int
#ifndef uchar
#define uchar unsigned char
#endif
#if HAVE_UNSIGNED_CHAR
#define schar signed char
#else
#define schar char
#endif
#ifndef int32
#if (SIZEOF_INT == 4)
#define int32 int
#elif (SIZEOF_LONG == 4)
#define int32 long
#elif (SIZEOF_SHORT == 4)
#define int32 short
#else
/* I hope this works */
#define int32 int
#define LARGE_INT32
#endif
#endif
#ifndef uint32
#define uint32 unsigned int32
#endif
#if HAVE_OFF64_T
#define OFF_T off64_t
#define STRUCT_STAT struct stat64
#else
#define OFF_T off_t
#define STRUCT_STAT struct stat
#endif
#if HAVE_OFF64_T
#define int64 off64_t
#elif (SIZEOF_LONG == 8)
#define int64 long
#elif (SIZEOF_INT == 8)
#define int64 int
#elif HAVE_LONGLONG
#define int64 long long
#else
#define int64 off_t
#define NO_INT64
#endif
#if HAVE_SHORT_INO_T
#define INO_T uint32
#else
#define INO_T ino_t
#endif
#ifndef MIN
#define MIN(a,b) ((a)<(b)?(a):(b))
#endif
#ifndef MAX
#define MAX(a,b) ((a)>(b)?(a):(b))
#endif
/* the length of the md4 checksum */
#define MD4_SUM_LENGTH 16
#define SUM_LENGTH 16
#ifndef MAXPATHLEN
#define MAXPATHLEN 1024
#endif
#ifndef INADDR_NONE
#define INADDR_NONE 0xffffffff
#endif
struct file_struct {
unsigned flags;
time_t modtime;
OFF_T length;
mode_t mode;
INO_T inode;
dev_t dev;
dev_t rdev;
uid_t uid;
gid_t gid;
char *basename;
char *dirname;
char *basedir;
char *link;
char *sum;
};
struct file_list {
int count;
int malloced;
struct file_struct **files;
};
struct sum_buf {
OFF_T offset; /* offset in file of this chunk */
int len; /* length of chunk of file */
int i; /* index of this chunk */
uint32 sum1; /* simple checksum */
char sum2[SUM_LENGTH]; /* checksum */
};
struct sum_struct {
OFF_T flength; /* total file length */
int count; /* how many chunks */
int remainder; /* flength % block_length */
int n; /* block_length */
struct sum_buf *sums; /* points to info for each chunk */
};
struct map_struct {
char *map,*p;
int fd,p_size,p_len;
OFF_T size, p_offset;
};
struct exclude_struct {
char *orig;
char *pattern;
int regular_exp;
int include;
int directory;
int local;
};
struct stats {
int64 total_size;
int64 total_transferred_size;
int64 total_written;
int64 total_read;
int64 literal_data;
int64 matched_data;
int flist_size;
int num_files;
int num_transferred_files;
};
/* we need this function because of the silly way in which duplicate
entries are handled in the file lists - we can't change this
without breaking existing versions */
static inline int flist_up(struct file_list *flist, int i)
{
while (!flist->files[i]->basename) i++;
return i;
}
#include "byteorder.h"
#include "version.h"
#include "proto.h"
#include "lib/mdfour.h"
#if !HAVE_STRERROR
extern char *sys_errlist[];
#define strerror(i) sys_errlist[i]
#endif
#ifndef HAVE_STRCHR
# define strchr index
# define strrchr rindex
#endif
#ifndef HAVE_ERRNO_DECL
extern int errno;
#endif
#define SUPPORT_LINKS HAVE_READLINK
#define SUPPORT_HARD_LINKS HAVE_LINK
#ifndef HAVE_LCHOWN
#define lchown chown
#endif
#define SIGNAL_CAST (RETSIGTYPE (*)())
#ifndef EWOULDBLOCK
#define EWOULDBLOCK EAGAIN
#endif
#ifndef STDIN_FILENO
#define STDIN_FILENO 0
#endif
#ifndef STDOUT_FILENO
#define STDOUT_FILENO 1
#endif
#ifndef STDERR_FILENO
#define STDERR_FILENO 2
#endif
#ifndef S_IWUSR
#define S_IWUSR 0200
#endif
#ifndef _S_IFMT
#define _S_IFMT 0170000
#endif
#ifndef _S_IFLNK
#define _S_IFLNK 0120000
#endif
#ifndef S_ISLNK
#define S_ISLNK(mode) (((mode) & (_S_IFMT)) == (_S_IFLNK))
#endif
#ifndef S_ISBLK
#define S_ISBLK(mode) (((mode) & (_S_IFMT)) == (_S_IFBLK))
#endif
#ifndef S_ISCHR
#define S_ISCHR(mode) (((mode) & (_S_IFMT)) == (_S_IFCHR))
#endif
#ifndef S_ISSOCK
#ifdef _S_IFSOCK
#define S_ISSOCK(mode) (((mode) & (_S_IFMT)) == (_S_IFSOCK))
#else
#define S_ISSOCK(mode) (0)
#endif
#endif
#ifndef S_ISFIFO
#ifdef _S_IFIFO
#define S_ISFIFO(mode) (((mode) & (_S_IFMT)) == (_S_IFIFO))
#else
#define S_ISFIFO(mode) (0)
#endif
#endif
#ifndef S_ISDIR
#define S_ISDIR(mode) (((mode) & (_S_IFMT)) == (_S_IFDIR))
#endif
#ifndef S_ISREG
#define S_ISREG(mode) (((mode) & (_S_IFMT)) == (_S_IFREG))
#endif
#ifdef __EMX__
#define IS_DEVICE(mode) (S_ISCHR(mode) || S_ISSOCK(mode) || S_ISFIFO(mode))
#else
#define IS_DEVICE(mode) (S_ISCHR(mode) || S_ISBLK(mode) || S_ISSOCK(mode) || S_ISFIFO(mode))
#endif
#ifndef ACCESSPERMS
#define ACCESSPERMS 0777
#endif
/* handler for null strings in printf format */
#define NS(s) ((s)?(s):"<NULL>")
/* use magic gcc attributes to catch format errors */
void rprintf(int , const char *, ...)
#ifdef __GNUC__
__attribute__ ((format (printf, 2, 3)))
#endif
;
#ifdef REPLACE_INET_NTOA
#define inet_ntoa rep_inet_ntoa
#endif
#ifndef HAVE_STRLCPY
size_t strlcpy(char *d, const char *s, size_t bufsize);
#endif
#ifndef HAVE_STRLCAT
size_t strlcat(char *d, const char *s, size_t bufsize);
#endif
#define exit_cleanup(code) _exit_cleanup(code, __FILE__, __LINE__)