* Copyright (C) 1996, 2000 Andrew Tridgell
* Copyright (C) 1996 Paul Mackerras
* Copyright (C) 2001, 2002 Martin Pool <mbp@samba.org>
- * Copyright (C) 2003-2020 Wayne Davison
+ * Copyright (C) 2003-2022 Wayne Davison
*
* 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 following XMIT flags require an rsync that uses a varint for the flag values */
#define XMIT_RESERVED_16 (1<<16) /* reserved for future fileflags use */
-#define XMIT_RESERVED_17 (1<<17) /* reserved for future crtimes use */
+#define XMIT_CRTIME_EQ_MTIME (1<<17) /* any protocol - restricted by command-line option */
/* These flags are used in the live flist data. */
#define BITS_EQUAL(b1,b2,mask) (((unsigned)(b1) & (unsigned)(mask)) \
== ((unsigned)(b2) & (unsigned)(mask)))
-/* update this if you make incompatible changes */
+/* Update this if you make incompatible changes and ALSO update the
+ * SUBPROTOCOL_VERSION if it is not a final (official) release. */
#define PROTOCOL_VERSION 31
-/* This is used when working on a new protocol version in CVS, and should
- * be a new non-zero value for each CVS change that affects the protocol.
- * It must ALWAYS be 0 when the protocol goes final (and NEVER before)! */
+/* This is used when working on a new protocol version or for any unofficial
+ * protocol tweaks. It should be a non-zero value for each pre-release repo
+ * change that affects the protocol. The official pre-release versions should
+ * start with 1 (after incrementing the PROTOCOL_VERSION) and go up by 1 for
+ * each new protocol change. For unofficial changes, pick a fairly large
+ * random number that will hopefully not collide with anyone else's unofficial
+ * protocol. It must ALWAYS be 0 when the protocol goes final (and official)
+ * and NEVER before! When rsync negotiates a protocol match, it will only
+ * allow the newest protocol to be used if the SUBPROTOCOL_VERSION matches.
+ * All older protocol versions MUST be compatible with the final, official
+ * release of the protocol, so don't tweak the code to change the protocol
+ * behavior for an older protocol version. */
#define SUBPROTOCOL_VERSION 0
/* We refuse to interoperate with versions that are not in this range.
#define ATTRS_SKIP_MTIME (1<<1)
#define ATTRS_ACCURATE_TIME (1<<2)
#define ATTRS_SKIP_ATIME (1<<3)
+#define ATTRS_SKIP_CRTIME (1<<5)
#define MSG_FLUSH 2
#define FULL_FLUSH 1
#define ITEM_REPORT_GROUP (1<<6)
#define ITEM_REPORT_ACL (1<<7)
#define ITEM_REPORT_XATTR (1<<8)
+#define ITEM_REPORT_CRTIME (1<<10)
#define ITEM_BASIS_TYPE_FOLLOWS (1<<11)
#define ITEM_XNAME_FOLLOWS (1<<12)
#define ITEM_IS_NEW (1<<13)
MSG_NO_SEND=102,/* sender failed to open a file we wanted */
};
+enum filetype {
+ FT_UNSUPPORTED, FT_REG, FT_DIR, FT_SYMLINK, FT_SPECIAL, FT_DEVICE
+};
+
#define NDX_DONE -1
#define NDX_FLIST_EOF -2
#define NDX_DEL_STATS -3
#include "errcode.h"
#include "config.h"
-#include "version.h"
/* The default RSYNC_RSH is always set in config.h. */
# endif
# include <string.h>
#endif
+#ifdef HAVE_BSD_STRING_H
+# include <bsd/string.h>
+#endif
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif
#include <sys/socket.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
+#include <time.h>
#ifdef HAVE_FCNTL_H
#include <fcntl.h>
#ifndef __TANDEM
#define MAKEDEV(devmajor,devminor) makedev(devmajor,devminor)
#else
-# include <sys/stat.h>
# define major DEV_TO_MAJOR
# define minor DEV_TO_MINOR
# define MAKEDEV MAJORMINOR_TO_DEV
#endif
#endif
+#if !defined __APPLE__ || defined HAVE_GETATTRLIST
+#define SUPPORT_ATIMES 1
+#endif
+
+#if defined HAVE_GETATTRLIST || defined __CYGWIN__
+#define SUPPORT_CRTIMES 1
+#endif
+
/* Find a variable that is either exactly 32-bits or longer.
* If some code depends on 32-bit truncation, it will need to
* take special action in a "#if SIZEOF_INT32 > 4" section. */
#if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L
#define USE_FLEXIBLE_ARRAY 1
+#define SIZE_T_FMT_MOD "z" /* printf supports %zd */
+#define SIZE_T_FMT_CAST size_t
+#else
+#define SIZE_T_FMT_MOD "l" /* printf supports %ld */
+#define SIZE_T_FMT_CAST long
#endif
union file_extras {
extern int file_extra_cnt;
extern int inc_recurse;
extern int atimes_ndx;
+extern int crtimes_ndx;
extern int pathname_ndx;
extern int depth_ndx;
extern int uid_ndx;
extern int gid_ndx;
extern int acls_ndx;
extern int xattrs_ndx;
+extern int file_sum_extra_cnt;
#ifdef USE_FLEXIBLE_ARRAY
#define FILE_STRUCT_LEN (sizeof (struct file_struct))
#define DEV_EXTRA_CNT 2
#define DIRNODE_EXTRA_CNT 3
#define EXTRA64_CNT ((sizeof (union file_extras64) + EXTRA_LEN - 1) / EXTRA_LEN)
-#define SUM_EXTRA_CNT ((MAX_DIGEST_LEN + EXTRA_LEN - 1) / EXTRA_LEN)
+#define SUM_EXTRA_CNT file_sum_extra_cnt
#define REQ_EXTRA(f,ndx) ((union file_extras*)(f) - (ndx))
#define OPT_EXTRA(f,bump) ((union file_extras*)(f) - file_extra_cnt - 1 - (bump))
#define F_XATTR(f) REQ_EXTRA(f, xattrs_ndx)->num
#define F_NDX(f) REQ_EXTRA(f, unsort_ndx)->num
#define F_ATIME(f) REQ_EXTRA64(f, atimes_ndx)->num
+#define F_CRTIME(f) REQ_EXTRA64(f, crtimes_ndx)->num
/* These items are per-entry optional: */
#define F_HL_GNUM(f) OPT_EXTRA(f, START_BUMP(f))->num /* non-dirs */
* Start the flist array at FLIST_START entries and grow it
* by doubling until FLIST_LINEAR then grow by FLIST_LINEAR
*/
-#define FLIST_START (32 * 1024)
-#define FLIST_LINEAR (FLIST_START * 512)
+#define FLIST_START (32)
+#define FLIST_START_LARGE (32 * 1024)
+#define FLIST_LINEAR (FLIST_START_LARGE * 512)
/*
* Extent size for allocation pools: A minimum size of 128KB
int slash_cnt;
struct filter_list_struct *mergelist;
} u;
+ uchar elide;
} filter_rule;
typedef struct filter_list_struct {
typedef struct {
STRUCT_STAT st;
+ time_t crtime;
#ifdef SUPPORT_ACLS
struct rsync_acl *acc_acl; /* access ACL */
struct rsync_acl *def_acl; /* default ACL */
#define NSTR_COMPRESS 1
struct name_num_item {
- int num;
- const char *name, *main_name;
+ int num, flags;
+ const char *name;
+ struct name_num_item *main_nni;
};
struct name_num_obj {
const char *type;
- const char *negotiated_name;
+ struct name_num_item *negotiated_nni;
uchar *saw;
int saw_len;
- int negotiated_num;
- struct name_num_item list[8]; /* A big-enough len (we'll get a compile error if it is ever too small) */
+ struct name_num_item *list;
};
+#ifdef EXTERNAL_ZLIB
+#define read_buf read_buf_
+#endif
+
#ifndef __cplusplus
#include "proto.h"
#endif
#define IS_SPECIAL(mode) (S_ISSOCK(mode) || S_ISFIFO(mode))
#define IS_DEVICE(mode) (S_ISCHR(mode) || S_ISBLK(mode))
-#define PRESERVE_FILE_TIMES (1<<0)
-#define PRESERVE_DIR_TIMES (1<<1)
-#define PRESERVE_LINK_TIMES (1<<2)
-
/* Initial mask on permissions given to temporary files. Mask off setuid
bits and group access because of potential race-condition security
holes, and mask other access because mode 707 is bizarre */
/* handler for null strings in printf format */
#define NS(s) ((s)?(s):"<NULL>")
-extern char *do_malloc;
+extern char *do_calloc;
/* Convenient wrappers for malloc and realloc. Use them. */
-#define new(type) ((type*)my_alloc(do_malloc, sizeof (type), 1, __FILE__, __LINE__))
-#define new0(type) ((type*)my_alloc(NULL, sizeof (type), 1, __FILE__, __LINE__))
+#define new(type) ((type*)my_alloc(NULL, sizeof (type), 1, __FILE__, __LINE__))
+#define new0(type) ((type*)my_alloc(do_calloc, sizeof (type), 1, __FILE__, __LINE__))
#define realloc_buf(ptr, num) my_alloc((ptr), (num), 1, __FILE__, __LINE__)
-#define new_array(type, num) ((type*)my_alloc(do_malloc, (num), sizeof (type), __FILE__, __LINE__))
-#define new_array0(type, num) ((type*)my_alloc(NULL, (num), sizeof (type), __FILE__, __LINE__))
+#define new_array(type, num) ((type*)my_alloc(NULL, (num), sizeof (type), __FILE__, __LINE__))
+#define new_array0(type, num) ((type*)my_alloc(do_calloc, (num), sizeof (type), __FILE__, __LINE__))
#define realloc_array(ptr, type, num) ((type*)my_alloc((ptr), (num), sizeof (type), __FILE__, __LINE__))
#undef strdup
#define INFO_MISC (INFO_FLIST+1)
#define INFO_MOUNT (INFO_MISC+1)
#define INFO_NAME (INFO_MOUNT+1)
-#define INFO_PROGRESS (INFO_NAME+1)
+#define INFO_NONREG (INFO_NAME+1)
+#define INFO_PROGRESS (INFO_NONREG+1)
#define INFO_REMOVE (INFO_PROGRESS+1)
#define INFO_SKIP (INFO_REMOVE+1)
#define INFO_STATS (INFO_SKIP+1)
fprintf(stderr, "%s in %s at line %d\n", msg, __FILE__, __LINE__); \
exit_cleanup(RERR_UNSUPPORTED); \
} while (0)
+
+#ifdef HAVE_MALLINFO2
+#define MEM_ALLOC_INFO mallinfo2
+#elif defined HAVE_MALLINFO
+#define MEM_ALLOC_INFO mallinfo
+#endif