--- embedaddon/rsync/rsync.h 2012/02/17 15:09:30 1.1.1.1 +++ embedaddon/rsync/rsync.h 2021/03/17 00:32:36 1.1.1.4 @@ -2,7 +2,7 @@ * Copyright (C) 1996, 2000 Andrew Tridgell * Copyright (C) 1996 Paul Mackerras * Copyright (C) 2001, 2002 Martin Pool - * Copyright (C) 2003-2008 Wayne Davison + * Copyright (C) 2003-2020 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 @@ -20,6 +20,7 @@ #define False 0 #define True 1 +#define Unset (-1) /* Our BOOL values are always an int. */ #define BLOCK_SIZE 700 #define RSYNC_RSH_ENV "RSYNC_RSH" @@ -52,16 +53,25 @@ #define XMIT_SAME_NAME (1<<5) #define XMIT_LONG_NAME (1<<6) #define XMIT_SAME_TIME (1<<7) + #define XMIT_SAME_RDEV_MAJOR (1<<8) /* protocols 28 - now (devices only) */ #define XMIT_NO_CONTENT_DIR (1<<8) /* protocols 30 - now (dirs only) */ -#define XMIT_HLINKED (1<<9) /* protocols 28 - now */ +#define XMIT_HLINKED (1<<9) /* protocols 28 - now (non-dirs) */ #define XMIT_SAME_DEV_pre30 (1<<10) /* protocols 28 - 29 */ #define XMIT_USER_NAME_FOLLOWS (1<<10) /* protocols 30 - now */ -#define XMIT_RDEV_MINOR_8_pre30 (1<<11) /* protocols 28 - 29 */ +#define XMIT_RDEV_MINOR_8_pre30 (1<<11) /* protocols 28 - 29 */ #define XMIT_GROUP_NAME_FOLLOWS (1<<11) /* protocols 30 - now */ #define XMIT_HLINK_FIRST (1<<12) /* protocols 30 - now (HLINKED files only) */ #define XMIT_IO_ERROR_ENDLIST (1<<12) /* protocols 31*- now (w/XMIT_EXTENDED_FLAGS) (also protocol 30 w/'f' compat flag) */ +#define XMIT_MOD_NSEC (1<<13) /* protocols 31 - now */ +#define XMIT_SAME_ATIME (1<<14) /* any protocol - restricted by command-line option */ +#define XMIT_UNUSED_15 (1<<15) /* unused flag bit */ +/* The following XMIT flags require an rsync that uses a varint for the flag values */ + +#define XMIT_SAME_FLAGS (1<<16) /* any protocol - restricted by command-line option */ +#define XMIT_CRTIME_EQ_MTIME (1<<17) /* any protocol - restricted by command-line option */ + /* These flags are used in the live flist data. */ #define FLAG_TOP_DIR (1<<0) /* sender/receiver/generator */ @@ -81,13 +91,16 @@ #define FLAG_LENGTH64 (1<<9) /* sender/receiver/generator */ #define FLAG_SKIP_GROUP (1<<10) /* receiver/generator */ #define FLAG_TIME_FAILED (1<<11)/* generator */ +#define FLAG_MOD_NSEC (1<<12) /* sender/receiver/generator */ /* These flags are passed to functions but not stored. */ #define FLAG_DIVERT_DIRS (1<<16) /* sender, but must be unique */ +#define FLAG_PERHAPS_DIR (1<<17) /* generator */ /* These flags are for get_dirlist(). */ #define GDL_IGNORE_FILTER_RULES (1<<0) +#define GDL_PERHAPS_DIR (1<<1) /* Some helper macros for matching bits. */ #define BITS_SET(val,bits) (((val) & (bits)) == (bits)) @@ -96,7 +109,7 @@ == ((unsigned)(b2) & (unsigned)(mask))) /* update this if you make incompatible changes */ -#define PROTOCOL_VERSION 30 +#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. @@ -124,7 +137,8 @@ #define OLD_PROTOCOL_VERSION 25 #define MAX_PROTOCOL_VERSION 40 -#define FILECNT_LOOKAHEAD 1000 +#define MIN_FILECNT_LOOKAHEAD 1000 +#define MAX_FILECNT_LOOKAHEAD 10000 #define RSYNC_PORT 873 @@ -132,25 +146,40 @@ #define WRITE_SIZE (32*1024) #define CHUNK_SIZE (32*1024) #define MAX_MAP_SIZE (256*1024) -#define IO_BUFFER_SIZE (4092) +#define IO_BUFFER_SIZE (32*1024) #define MAX_BLOCK_SIZE ((int32)1 << 17) /* For compatibility with older rsyncs */ #define OLD_MAX_BLOCK_SIZE ((int32)1 << 29) +#define ROUND_UP_1024(siz) ((siz) & (1024-1) ? ((siz) | (1024-1)) + 1 : (siz)) + #define IOERR_GENERAL (1<<0) /* For backward compatibility, this must == 1 */ #define IOERR_VANISHED (1<<1) #define IOERR_DEL_LIMIT (1<<2) #define MAX_ARGS 1000 +#define MAX_FILTER_ARGS 100 #define MAX_BASIS_DIRS 20 #define MAX_SERVER_ARGS (MAX_BASIS_DIRS*2 + 100) +#define COMPARE_DEST 1 +#define COPY_DEST 2 +#define LINK_DEST 3 +#define CLONE_DEST 4 + +#if !defined FICLONE && defined __linux__ +#define FICLONE _IOW(0x94, 9, int) +#endif + #define MPLEX_BASE 7 #define NO_FILTERS 0 #define SERVER_FILTERS 1 #define ALL_FILTERS 2 +/* Don't let the file be excluded, but check for a filter that might affect + * its attributes via FILTRULES_ATTRS. */ +#define ALL_FILTERS_NO_EXCLUDE 3 #define XFLG_FATAL_ERRORS (1<<0) #define XFLG_OLD_PREFIXES (1<<1) @@ -160,7 +189,12 @@ #define ATTRS_REPORT (1<<0) #define ATTRS_SKIP_MTIME (1<<1) +#define ATTRS_ACCURATE_TIME (1<<2) +#define ATTRS_SKIP_ATIME (1<<3) +#define ATTRS_DELAY_IMMUTABLE (1<<4) +#define ATTRS_SKIP_CRTIME (1<<5) +#define MSG_FLUSH 2 #define FULL_FLUSH 1 #define NORMAL_FLUSH 0 @@ -186,6 +220,8 @@ #define ITEM_REPORT_GROUP (1<<6) #define ITEM_REPORT_ACL (1<<7) #define ITEM_REPORT_XATTR (1<<8) +#define ITEM_REPORT_FFLAGS (1<<9) +#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) @@ -199,10 +235,15 @@ #define SIGNIFICANT_ITEM_FLAGS (~(\ ITEM_BASIS_TYPE_FOLLOWS | ITEM_XNAME_FOLLOWS | ITEM_LOCAL_CHANGE)) +/* this is the minimum we'll use, irrespective of config setting */ +/* definitely don't set to less than about 30 seconds */ +#define SLP_MIN_TIMEOUT 120 + #define CFN_KEEP_DOT_DIRS (1<<0) #define CFN_KEEP_TRAILING_SLASH (1<<1) #define CFN_DROP_TRAILING_DOT_DIR (1<<2) #define CFN_COLLAPSE_DOT_DOT_DIRS (1<<3) +#define CFN_REFUSE_DOT_DOT_DIRS (1<<4) #define SP_DEFAULT 0 #define SP_KEEP_DOT_DIRS (1<<0) @@ -231,23 +272,55 @@ enum msgcode { MSG_ERROR_UTF8=FERROR_UTF8, /* sibling logging */ MSG_LOG=FLOG, MSG_CLIENT=FCLIENT, /* sibling logging */ MSG_REDO=9, /* reprocess indicated flist index */ - MSG_FLIST=20, /* extra file list over sibling socket */ - MSG_FLIST_EOF=21,/* we've transmitted all the file lists */ + MSG_STATS=10, /* message has stats data for generator */ MSG_IO_ERROR=22,/* the sending side had an I/O error */ - MSG_NOOP=42, /* a do-nothing message */ + MSG_IO_TIMEOUT=33,/* tell client about a daemon's timeout value */ + MSG_NOOP=42, /* a do-nothing message (legacy protocol-30 only) */ + MSG_CHECKSUM=55,/* sent via rcvr -> gen pipe and local-host-only gen -> sender */ + MSG_ERROR_EXIT=86, /* synchronize an error exit (siblings and protocol >= 31) */ MSG_SUCCESS=100,/* successfully updated indicated flist index */ MSG_DELETED=101,/* successfully deleted a file on receiving side */ MSG_NO_SEND=102,/* sender failed to open a file we wanted */ - MSG_DONE=86 /* current phase is done */ }; +#define MSG_CHECKSUM_LONGS 5 +#define MSG_CHECKSUM_LEN (MSG_CHECKSUM_LONGS*8 + 4 + MAX_DIGEST_LEN) + #define NDX_DONE -1 #define NDX_FLIST_EOF -2 +#define NDX_DEL_STATS -3 #define NDX_FLIST_OFFSET -101 +/* For calling delete_item(), delete_dir_contents(), and delete_in_dir(). */ +#define DEL_NO_UID_WRITE (1<<0) /* file/dir has our uid w/o write perm */ +#define DEL_RECURSE (1<<1) /* if dir, delete all contents */ +#define DEL_DIR_IS_EMPTY (1<<2) /* internal delete_FUNCTIONS use only */ +#define DEL_FOR_FILE (1<<3) /* making room for a replacement file */ +#define DEL_FOR_DIR (1<<4) /* making room for a replacement dir */ +#define DEL_FOR_SYMLINK (1<<5) /* making room for a replacement symlink */ +#define DEL_FOR_DEVICE (1<<6) /* making room for a replacement device */ +#define DEL_FOR_SPECIAL (1<<7) /* making room for a replacement special */ +#define DEL_FOR_BACKUP (1<<8) /* the delete is for a backup operation */ +#define DEL_NO_DELETIONS (1<<9) /* just check for renames w/o deleting */ + +#define DEL_MAKE_ROOM (DEL_FOR_FILE|DEL_FOR_DIR|DEL_FOR_SYMLINK|DEL_FOR_DEVICE|DEL_FOR_SPECIAL) + +enum delret { + DR_SUCCESS = 0, DR_FAILURE, DR_AT_LIMIT, DR_NOT_EMPTY +}; + +/* Defines for make_path() */ +#define MKP_DROP_NAME (1<<0) /* drop trailing filename or trailing slash */ +#define MKP_SKIP_SLASH (1<<1) /* skip one or more leading slashes */ + +/* Defines for maybe_send_keepalive() */ +#define MSK_ALLOW_FLUSH (1<<0) +#define MSK_ACTIVE_RECEIVER (1<<1) + #include "errcode.h" #include "config.h" +#include "version.h" /* The default RSYNC_RSH is always set in config.h. */ @@ -340,7 +413,7 @@ enum msgcode { #include #endif -#if defined HAVE_LUTIMES || defined HAVE_UTIMENSAT +#if defined HAVE_UTIMENSAT || defined HAVE_LUTIMES || defined HAVE_SETATTRLIST #define CAN_SET_SYMLINK_TIMES 1 #endif @@ -352,6 +425,23 @@ enum msgcode { #define CAN_CHMOD_SYMLINK 1 #endif +#if defined HAVE_UTIMENSAT || defined HAVE_SETATTRLIST +#define CAN_SET_NSEC 1 +#endif + +#ifdef CAN_SET_NSEC +#ifdef HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC +#define ST_MTIME_NSEC st_mtim.tv_nsec +#define ST_ATIME_NSEC st_atim.tv_nsec +#elif defined(HAVE_STRUCT_STAT_ST_MTIMENSEC) +#define ST_MTIME_NSEC st_mtimensec +#define ST_ATIME_NSEC st_atimensec +#elif defined(HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC) +#define ST_MTIME_NSEC st_mtimespec.tv_nsec +#define ST_ATIME_NSEC st_atimespec.tv_nsec +#endif +#endif + #ifdef HAVE_SYS_SELECT_H #include #endif @@ -374,7 +464,9 @@ enum msgcode { #include #endif #include +#ifdef HAVE_SYS_FILE_H #include +#endif #ifdef HAVE_DIRENT_H # include @@ -403,9 +495,25 @@ enum msgcode { #ifdef MAKEDEV_TAKES_3_ARGS #define MAKEDEV(devmajor,devminor) makedev(0,devmajor,devminor) #else +#ifndef __TANDEM #define MAKEDEV(devmajor,devminor) makedev(devmajor,devminor) +#else +# include +# define major DEV_TO_MAJOR +# define minor DEV_TO_MINOR +# define MAKEDEV MAJORMINOR_TO_DEV #endif +#endif +#ifdef __TANDEM +# include +# include +# define S_IEXEC S_IXUSR +# define ROOT_UID 65535 +#else +# define ROOT_UID 0 +#endif + #ifdef HAVE_COMPAT_H #include #endif @@ -432,6 +540,15 @@ enum msgcode { #define iconv_t int #endif +#ifdef GSSAPI_OPTION +#ifdef HAVE_GSSAPI_GSSAPI_GENERIC_H +#include +#endif +#ifdef HAVE_GSSAPI_GSSAPI_H +#include +#endif +#endif + #include #include "lib/pool_alloc.h" @@ -482,6 +599,50 @@ typedef unsigned int size_t; #endif #endif +#ifndef UF_COMPRESSED +#define UF_COMPRESSED 0x00000020 +#endif +#ifndef VOL_CAP_FMT_DECMPFS_COMPRESSION +#define VOL_CAP_FMT_DECMPFS_COMPRESSION 0x00010000 +#endif + +#if defined SUPPORT_XATTRS && defined SUPPORT_FILEFLAGS +#define SUPPORT_HFS_COMPRESSION 1 +#endif + +#ifndef __APPLE__ /* Do we need a configure check for this? */ +#define SUPPORT_ATIMES 1 +#endif + +#ifdef HAVE_GETATTRLIST +#define SUPPORT_CRTIMES 1 +#endif + +#define NO_FFLAGS ((uint32)-1) + +#ifdef HAVE_CHFLAGS +#define SUPPORT_FILEFLAGS 1 +#define SUPPORT_FORCE_CHANGE 1 +#endif + +#if defined SUPPORT_FILEFLAGS || defined SUPPORT_FORCE_CHANGE +#ifndef UF_NOUNLINK +#define UF_NOUNLINK 0 +#endif +#ifndef SF_NOUNLINK +#define SF_NOUNLINK 0 +#endif +#define USR_IMMUTABLE (UF_IMMUTABLE|UF_NOUNLINK|UF_APPEND) +#define SYS_IMMUTABLE (SF_IMMUTABLE|SF_NOUNLINK|SF_APPEND) +#define ALL_IMMUTABLE (USR_IMMUTABLE|SYS_IMMUTABLE) +#define ST_FLAGS(st) ((st).st_flags) +#else +#define USR_IMMUTABLE 0 +#define SYS_IMMUTABLE 0 +#define ALL_IMMUTABLE 0 +#define ST_FLAGS(st) NO_FFLAGS +#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. */ @@ -569,11 +730,14 @@ typedef unsigned int size_t; # define SIZEOF_INT64 SIZEOF_OFF_T #endif +#define HT_KEY32 0 +#define HT_KEY64 1 + struct hashtable { void *nodes; int32 size, entries; uint32 node_size; - int key64; + short key64; }; struct ht_int32_node { @@ -622,6 +786,10 @@ struct ht_int64_node { #define NAME_MAX 255 #endif +#ifndef SIZE_MAX +#define SIZE_MAX ((size_t)-1) +#endif + #ifndef INADDR_NONE #define INADDR_NONE 0xffffffff #endif @@ -634,38 +802,98 @@ struct ht_int64_node { #define ACLS_NEED_MASK 1 #endif +#if defined HAVE_FALLOCATE || HAVE_SYS_FALLOCATE +#ifdef HAVE_LINUX_FALLOC_H +#include +#endif +#ifdef FALLOC_FL_KEEP_SIZE +#define SUPPORT_PREALLOCATION 1 +#elif defined HAVE_FTRUNCATE +#define SUPPORT_PREALLOCATION 1 +#define PREALLOCATE_NEEDS_TRUNCATE 1 +#endif +#else /* !fallocate */ +#if defined HAVE_EFFICIENT_POSIX_FALLOCATE && defined HAVE_FTRUNCATE +#define SUPPORT_PREALLOCATION 1 +#define PREALLOCATE_NEEDS_TRUNCATE 1 +#endif +#endif + +#if SIZEOF_CHARP == 4 +# define PTRS_ARE_32 1 +# define PTR_EXTRA_CNT 1 +#elif SIZEOF_CHARP == 8 +# define PTRS_ARE_64 1 +# define PTR_EXTRA_CNT EXTRA64_CNT +#else +# error Character pointers are not 4 or 8 bytes. +#endif + +#if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L +#define USE_FLEXIBLE_ARRAY 1 +#endif + union file_extras { int32 num; uint32 unum; +#ifdef PTRS_ARE_32 + const char* ptr; +#endif }; +union file_extras64 { + int64 num; +#ifdef PTRS_ARE_64 + const char* ptr; +#endif +}; + struct file_struct { const char *dirname; /* The dir info inside the transfer */ time_t modtime; /* When the item was last modified */ uint32 len32; /* Lowest 32 bits of the file's length */ uint16 mode; /* The item's type and permissions */ uint16 flags; /* The FLAG_* bits for this item */ - const char basename[1]; /* The basename (AKA filename) follows */ +#ifdef USE_FLEXIBLE_ARRAY + const char basename[]; /* The basename (AKA filename) follows */ +#else + const char basename[1]; /* A kluge that should work like a flexible array */ +#endif }; 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 fileflags_ndx; extern int acls_ndx; extern int xattrs_ndx; +#ifdef USE_FLEXIBLE_ARRAY +#define FILE_STRUCT_LEN (sizeof (struct file_struct)) +#else #define FILE_STRUCT_LEN (offsetof(struct file_struct, basename)) +#endif #define EXTRA_LEN (sizeof (union file_extras)) -#define PTR_EXTRA_CNT ((sizeof (char *) + EXTRA_LEN - 1) / EXTRA_LEN) #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 REQ_EXTRA(f,ndx) ((union file_extras*)(f) - (ndx)) #define OPT_EXTRA(f,bump) ((union file_extras*)(f) - file_extra_cnt - 1 - (bump)) +/* These are guaranteed to be allocated first in the array so that they + * are aligned for direct int64-pointer access. */ +#define REQ_EXTRA64(f,ndx) ((union file_extras64*)REQ_EXTRA(f,ndx)) + +#define NSEC_BUMP(f) ((f)->flags & FLAG_MOD_NSEC ? 1 : 0) #define LEN64_BUMP(f) ((f)->flags & FLAG_LENGTH64 ? 1 : 0) +#define START_BUMP(f) (NSEC_BUMP(f) + LEN64_BUMP(f)) #define HLINK_BUMP(f) ((f)->flags & (FLAG_HLINKED|FLAG_HLINK_DONE) ? inc_recurse+1 : 0) #define ACL_BUMP(f) (acls_ndx ? 1 : 0) @@ -673,45 +901,62 @@ extern int xattrs_ndx; #if SIZEOF_INT64 < 8 #define F_LENGTH(f) ((int64)(f)->len32) #else -#define F_LENGTH(f) ((int64)(f)->len32 + ((f)->flags & FLAG_LENGTH64 \ - ? (int64)OPT_EXTRA(f, 0)->unum << 32 : 0)) +#define F_HIGH_LEN(f) (OPT_EXTRA(f, NSEC_BUMP(f))->unum) +#define F_LENGTH(f) ((int64)(f)->len32 + ((f)->flags & FLAG_LENGTH64 ? (int64)F_HIGH_LEN(f) << 32 : 0)) #endif +#define F_MOD_NSEC(f) OPT_EXTRA(f, 0)->unum +#define F_MOD_NSEC_or_0(f) ((f)->flags & FLAG_MOD_NSEC ? F_MOD_NSEC(f) : 0) + /* If there is a symlink string, it is always right after the basename */ #define F_SYMLINK(f) ((f)->basename + strlen((f)->basename) + 1) /* The sending side always has this available: */ -#define F_PATHNAME(f) (*(const char**)REQ_EXTRA(f, PTR_EXTRA_CNT)) +#ifdef PTRS_ARE_32 +#define F_PATHNAME(f) REQ_EXTRA(f, pathname_ndx)->ptr +#else +#define F_PATHNAME(f) REQ_EXTRA64(f, pathname_ndx)->ptr +#endif /* The receiving side always has this available: */ -#define F_DEPTH(f) REQ_EXTRA(f, 1)->num +#define F_DEPTH(f) REQ_EXTRA(f, depth_ndx)->num /* When the associated option is on, all entries will have these present: */ #define F_OWNER(f) REQ_EXTRA(f, uid_ndx)->unum #define F_GROUP(f) REQ_EXTRA(f, gid_ndx)->unum +#if defined SUPPORT_FILEFLAGS || defined SUPPORT_FORCE_CHANGE +#define F_FFLAGS(f) REQ_EXTRA(f, fileflags_ndx)->unum +#else +#define F_FFLAGS(f) NO_FFLAGS +#endif #define F_ACL(f) REQ_EXTRA(f, acls_ndx)->num #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, LEN64_BUMP(f))->num /* non-dirs */ -#define F_HL_PREV(f) OPT_EXTRA(f, LEN64_BUMP(f)+inc_recurse)->num /* non-dirs */ -#define F_DIR_NODE_P(f) (&OPT_EXTRA(f, LEN64_BUMP(f) \ +#define F_HL_GNUM(f) OPT_EXTRA(f, START_BUMP(f))->num /* non-dirs */ +#define F_HL_PREV(f) OPT_EXTRA(f, START_BUMP(f)+inc_recurse)->num /* non-dirs */ +#define F_DIR_NODE_P(f) (&OPT_EXTRA(f, START_BUMP(f) \ + DIRNODE_EXTRA_CNT - 1)->num) /* sender dirs */ -#define F_DIR_RELNAMES_P(f) (&OPT_EXTRA(f, LEN64_BUMP(f) + DIRNODE_EXTRA_CNT \ +#define F_DIR_RELNAMES_P(f) (&OPT_EXTRA(f, START_BUMP(f) + DIRNODE_EXTRA_CNT \ + PTR_EXTRA_CNT - 1)->num) /* sender dirs */ -#define F_DIR_DEFACL(f) OPT_EXTRA(f, LEN64_BUMP(f))->unum /* receiver dirs */ -#define F_DIR_DEV_P(f) (&OPT_EXTRA(f, LEN64_BUMP(f) + ACL_BUMP(f) \ +#define F_DIR_DEFACL(f) OPT_EXTRA(f, START_BUMP(f))->unum /* receiver dirs */ +#define F_DIR_DEV_P(f) (&OPT_EXTRA(f, START_BUMP(f) + ACL_BUMP(f) \ + DEV_EXTRA_CNT - 1)->unum) /* receiver dirs */ -/* This optional item might follow an F_HL_*() item. - * (Note: a device doesn't need to check LEN64_BUMP(f).) */ -#define F_RDEV_P(f) (&OPT_EXTRA(f, HLINK_BUMP(f) + DEV_EXTRA_CNT - 1)->unum) +/* This optional item might follow an F_HL_*() item. */ +#define F_RDEV_P(f) (&OPT_EXTRA(f, START_BUMP(f) + HLINK_BUMP(f) + DEV_EXTRA_CNT - 1)->unum) /* The sum is only present on regular files. */ -#define F_SUM(f) ((char*)OPT_EXTRA(f, LEN64_BUMP(f) + HLINK_BUMP(f) \ +#define F_SUM(f) ((char*)OPT_EXTRA(f, START_BUMP(f) + HLINK_BUMP(f) \ + SUM_EXTRA_CNT - 1)) +/* These are only valid on an entry derived from a checksum file. */ +#define F_CTIME(f) OPT_EXTRA(f, LEN64_BUMP(f) + SUM_EXTRA_CNT)->unum +#define F_INODE(f) OPT_EXTRA(f, LEN64_BUMP(f) + SUM_EXTRA_CNT + 1)->unum + /* Some utility defines: */ #define F_IS_ACTIVE(f) (f)->basename[0] #define F_IS_HLINKED(f) ((f)->flags & FLAG_HLINKED) @@ -728,6 +973,8 @@ extern int xattrs_ndx; #define DIR_FIRST_CHILD(a) (a)[1] #define DIR_NEXT_SIBLING(a) (a)[2] +#define IS_MISSING_FILE(statbuf) ((statbuf).st_mode == 0) + /* * Start the flist array at FLIST_START entries and grow it * by doubling until FLIST_LINEAR then grow by FLIST_LINEAR @@ -794,47 +1041,66 @@ struct map_struct { int status; /* first errno from read errors */ }; -#define MATCHFLG_WILD (1<<0) /* pattern has '*', '[', and/or '?' */ -#define MATCHFLG_WILD2 (1<<1) /* pattern has '**' */ -#define MATCHFLG_WILD2_PREFIX (1<<2) /* pattern starts with "**" */ -#define MATCHFLG_WILD3_SUFFIX (1<<3) /* pattern ends with "***" */ -#define MATCHFLG_ABS_PATH (1<<4) /* path-match on absolute path */ -#define MATCHFLG_INCLUDE (1<<5) /* this is an include, not an exclude */ -#define MATCHFLG_DIRECTORY (1<<6) /* this matches only directories */ -#define MATCHFLG_WORD_SPLIT (1<<7) /* split rules on whitespace */ -#define MATCHFLG_NO_INHERIT (1<<8) /* don't inherit these rules */ -#define MATCHFLG_NO_PREFIXES (1<<9) /* parse no prefixes from patterns */ -#define MATCHFLG_MERGE_FILE (1<<10)/* specifies a file to merge */ -#define MATCHFLG_PERDIR_MERGE (1<<11)/* merge-file is searched per-dir */ -#define MATCHFLG_EXCLUDE_SELF (1<<12)/* merge-file name should be excluded */ -#define MATCHFLG_FINISH_SETUP (1<<13)/* per-dir merge file needs setup */ -#define MATCHFLG_NEGATE (1<<14)/* rule matches when pattern does not */ -#define MATCHFLG_CVS_IGNORE (1<<15)/* rule was -C or :C */ -#define MATCHFLG_SENDER_SIDE (1<<16)/* rule applies to the sending side */ -#define MATCHFLG_RECEIVER_SIDE (1<<17)/* rule applies to the receiving side */ -#define MATCHFLG_CLEAR_LIST (1<<18)/* this item is the "!" token */ -#define MATCHFLG_PERISHABLE (1<<19)/* perishable if parent dir goes away */ +struct chmod_mode_struct; -#define MATCHFLGS_FROM_CONTAINER (MATCHFLG_ABS_PATH | MATCHFLG_INCLUDE \ - | MATCHFLG_DIRECTORY | MATCHFLG_SENDER_SIDE \ - | MATCHFLG_NEGATE | MATCHFLG_RECEIVER_SIDE \ - | MATCHFLG_PERISHABLE) +#define NAME_IS_FILE (0) /* filter name as a file */ +#define NAME_IS_DIR (1<<0) /* filter name as a dir */ +#define NAME_IS_XATTR (1<<2) /* filter name as an xattr */ -struct filter_struct { +#define FILTRULE_WILD (1<<0) /* pattern has '*', '[', and/or '?' */ +#define FILTRULE_WILD2 (1<<1) /* pattern has '**' */ +#define FILTRULE_WILD2_PREFIX (1<<2) /* pattern starts with "**" */ +#define FILTRULE_WILD3_SUFFIX (1<<3) /* pattern ends with "***" */ +#define FILTRULE_ABS_PATH (1<<4) /* path-match on absolute path */ +#define FILTRULE_INCLUDE (1<<5) /* this is an include, not an exclude */ +#define FILTRULE_DIRECTORY (1<<6) /* this matches only directories */ +#define FILTRULE_WORD_SPLIT (1<<7) /* split rules on whitespace */ +#define FILTRULE_NO_INHERIT (1<<8) /* don't inherit these rules */ +#define FILTRULE_NO_PREFIXES (1<<9) /* parse no prefixes from patterns */ +#define FILTRULE_MERGE_FILE (1<<10)/* specifies a file to merge */ +#define FILTRULE_PERDIR_MERGE (1<<11)/* merge-file is searched per-dir */ +#define FILTRULE_EXCLUDE_SELF (1<<12)/* merge-file name should be excluded */ +#define FILTRULE_FINISH_SETUP (1<<13)/* per-dir merge file needs setup */ +#define FILTRULE_NEGATE (1<<14)/* rule matches when pattern does not */ +#define FILTRULE_CVS_IGNORE (1<<15)/* rule was -C or :C */ +#define FILTRULE_SENDER_SIDE (1<<16)/* rule applies to the sending side */ +#define FILTRULE_RECEIVER_SIDE (1<<17)/* rule applies to the receiving side */ +#define FILTRULE_CLEAR_LIST (1<<18)/* this item is the "!" token */ +#define FILTRULE_PERISHABLE (1<<19)/* perishable if parent dir goes away */ +#define FILTRULE_XATTR (1<<20)/* rule only applies to xattr names */ +#define FILTRULE_CHMOD (1<<21)/* chmod-tweak matching files */ +#define FILTRULE_FORCE_OWNER (1<<22)/* force owner of matching files */ +#define FILTRULE_FORCE_GROUP (1<<23)/* force group of matching files */ + +#define FILTRULES_SIDES (FILTRULE_SENDER_SIDE | FILTRULE_RECEIVER_SIDE) +#define FILTRULES_ATTRS (FILTRULE_CHMOD | FILTRULE_FORCE_OWNER | FILTRULE_FORCE_GROUP) + +struct filter_chmod_struct { + unsigned int ref_cnt; + char *modestr; + struct chmod_mode_struct *modes; +}; + +typedef struct filter_struct { struct filter_struct *next; char *pattern; - uint32 match_flags; + uint32 rflags; union { int slash_cnt; struct filter_list_struct *mergelist; } u; -}; + /* TODO: Use an "extras" mechanism to avoid + * allocating this memory when we don't need it. */ + struct filter_chmod_struct *chmod; + uid_t force_uid; + gid_t force_gid; +} filter_rule; -struct filter_list_struct { - struct filter_struct *head; - struct filter_struct *tail; +typedef struct filter_list_struct { + filter_rule *head; + filter_rule *tail; char *debug_type; -}; +} filter_rule_list; struct stats { int64 total_size; @@ -846,8 +1112,10 @@ struct stats { int64 flist_buildtime; int64 flist_xfertime; int64 flist_size; - int num_files; - int num_transferred_files; + int num_files, num_dirs, num_symlinks, num_devices, num_specials; + int created_files, created_dirs, created_symlinks, created_devices, created_specials; + int deleted_files, deleted_dirs, deleted_symlinks, deleted_devices, deleted_specials; + int xferred_files; }; struct chmod_mode_struct; @@ -882,23 +1150,51 @@ typedef struct { } xbuf; #define INIT_XBUF(xb, str, ln, sz) (xb).buf = (str), (xb).len = (ln), (xb).size = (sz), (xb).pos = 0 -#define INIT_XBUF_STRLEN(xb, str) (xb).buf = (str), (xb).len = strlen((xb).buf), (xb).size = (-1), (xb).pos = 0 +#define INIT_XBUF_STRLEN(xb, str) (xb).buf = (str), (xb).len = strlen((xb).buf), (xb).size = (size_t)-1, (xb).pos = 0 /* This one is used to make an output xbuf based on a char[] buffer: */ #define INIT_CONST_XBUF(xb, bf) (xb).buf = (bf), (xb).size = sizeof (bf), (xb).len = (xb).pos = 0 #define ICB_EXPAND_OUT (1<<0) #define ICB_INCLUDE_BAD (1<<1) #define ICB_INCLUDE_INCOMPLETE (1<<2) +#define ICB_CIRCULAR_OUT (1<<3) +#define ICB_INIT (1<<4) +#define IOBUF_KEEP_BUFS 0 +#define IOBUF_FREE_BUFS 1 + +#define MPLX_SWITCHING IOBUF_KEEP_BUFS +#define MPLX_ALL_DONE IOBUF_FREE_BUFS +#define MPLX_TO_BUFFERED 2 + #define RL_EOL_NULLS (1<<0) #define RL_DUMP_COMMENTS (1<<1) #define RL_CONVERT (1<<2) typedef struct { char name_type; - char fname[1]; /* has variable size */ +#ifdef USE_FLEXIBLE_ARRAY + char fname[]; /* has variable size */ +#else + char fname[1]; /* A kluge that should work like a flexible array */ +#endif } relnamecache; +#ifdef USE_FLEXIBLE_ARRAY +#define RELNAMECACHE_LEN (sizeof (relnamecache)) +#else +#define RELNAMECACHE_LEN (offsetof(relnamecache, fname)) +#endif + +#define CSF_ENABLE (1<<1) +#define CSF_LAX (1<<2) +#define CSF_UPDATE (1<<3) +#define CSF_AFFECT_DRYRUN (1<<4) + +#define CSF_IGNORE_FILES 0 +#define CSF_LAX_MODE (CSF_ENABLE|CSF_LAX) +#define CSF_STRICT_MODE (CSF_ENABLE) + #include "byteorder.h" #include "lib/mdigest.h" #include "lib/wildmatch.h" @@ -920,6 +1216,7 @@ typedef 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 */ @@ -932,7 +1229,35 @@ typedef struct { #define ACL_READY(sx) ((sx).acc_acl != NULL) #define XATTR_READY(sx) ((sx).xattr != NULL) +#define CLVL_NOT_SPECIFIED INT_MIN + +#define CPRES_AUTO (-1) +#define CPRES_NONE 0 +#define CPRES_ZLIB 1 +#define CPRES_ZLIBX 2 +#define CPRES_LZ4 3 +#define CPRES_ZSTD 4 + +#define NSTR_CHECKSUM 0 +#define NSTR_COMPRESS 1 + +struct name_num_item { + int num; + const char *name, *main_name; +}; + +struct name_num_obj { + const char *type; + const char *negotiated_name; + 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) */ +}; + +#ifndef __cplusplus #include "proto.h" +#endif #ifndef SUPPORT_XATTRS #define x_stat(fn,fst,xst) do_stat(fn,fst) @@ -959,7 +1284,6 @@ int vsnprintf(char *str, size_t count, const char *fmt int snprintf(char *str, size_t count, const char *fmt,...); #endif - #ifndef HAVE_STRERROR extern char *sys_errlist[]; #define strerror(i) sys_errlist[i] @@ -976,7 +1300,10 @@ extern int errno; #ifdef HAVE_READLINK #define SUPPORT_LINKS 1 +#if !defined NO_SYMLINK_XATTRS && !defined NO_SYMLINK_USER_XATTRS +#define do_readlink(path, buf, bufsiz) readlink(path, buf, bufsiz) #endif +#endif #ifdef HAVE_LINK #define SUPPORT_HARD_LINKS 1 #endif @@ -1098,13 +1425,23 @@ extern int errno; /* handler for null strings in printf format */ #define NS(s) ((s)?(s):"") +extern char *do_calloc; + /* Convenient wrappers for malloc and realloc. Use them. */ -#define new(type) ((type*)malloc(sizeof (type))) -#define new0(type) ((type*)calloc(1, sizeof (type))) -#define new_array(type, num) ((type*)_new_array((num), sizeof (type), 0)) -#define new_array0(type, num) ((type*)_new_array((num), sizeof (type), 1)) -#define realloc_array(ptr, type, num) ((type*)_realloc_array((ptr), sizeof(type), (num))) +#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(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 strdup(s) my_strdup(s, __FILE__, __LINE__) + +#define out_of_memory(msg) _out_of_memory(msg, __FILE__, __LINE__) +#define overflow_exit(msg) _overflow_exit(msg, __FILE__, __LINE__) + /* use magic gcc attributes to catch format errors */ void rprintf(enum logcode , const char *, ...) __attribute__((format (printf, 2, 3))) @@ -1155,8 +1492,57 @@ size_t strlcat(char *d, const char *s, size_t bufsize) #define FD_ZERO(fdsetp) memset(fdsetp, 0, sizeof (fd_set)) #endif -extern int verbose; +extern short info_levels[], debug_levels[]; +#define INFO_GTE(flag, lvl) (info_levels[INFO_##flag] >= (lvl)) +#define INFO_EQ(flag, lvl) (info_levels[INFO_##flag] == (lvl)) +#define DEBUG_GTE(flag, lvl) (debug_levels[DEBUG_##flag] >= (lvl)) +#define DEBUG_EQ(flag, lvl) (debug_levels[DEBUG_##flag] == (lvl)) + +#define INFO_BACKUP 0 +#define INFO_COPY (INFO_BACKUP+1) +#define INFO_DEL (INFO_COPY+1) +#define INFO_FLIST (INFO_DEL+1) +#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_REMOVE (INFO_PROGRESS+1) +#define INFO_SKIP (INFO_REMOVE+1) +#define INFO_STATS (INFO_SKIP+1) +#define INFO_SYMSAFE (INFO_STATS+1) + +#define COUNT_INFO (INFO_SYMSAFE+1) + +#define DEBUG_ACL 0 +#define DEBUG_BACKUP (DEBUG_ACL+1) +#define DEBUG_BIND (DEBUG_BACKUP+1) +#define DEBUG_CHDIR (DEBUG_BIND+1) +#define DEBUG_CONNECT (DEBUG_CHDIR+1) +#define DEBUG_CMD (DEBUG_CONNECT+1) +#define DEBUG_DB (DEBUG_CMD+1) +#define DEBUG_DEL (DEBUG_DB+1) +#define DEBUG_DELTASUM (DEBUG_DEL+1) +#define DEBUG_DUP (DEBUG_DELTASUM+1) +#define DEBUG_EXIT (DEBUG_DUP+1) +#define DEBUG_FILTER (DEBUG_EXIT+1) +#define DEBUG_FLIST (DEBUG_FILTER+1) +#define DEBUG_FUZZY (DEBUG_FLIST+1) +#define DEBUG_GENR (DEBUG_FUZZY+1) +#define DEBUG_HASH (DEBUG_GENR+1) +#define DEBUG_HASHLINK (DEBUG_HASH+1) +#define DEBUG_HLINK (DEBUG_HASHLINK+1) +#define DEBUG_ICONV (DEBUG_HLINK+1) +#define DEBUG_IO (DEBUG_ICONV+1) +#define DEBUG_NSTR (DEBUG_IO+1) +#define DEBUG_OWN (DEBUG_NSTR+1) +#define DEBUG_PROTO (DEBUG_OWN+1) +#define DEBUG_RECV (DEBUG_PROTO+1) +#define DEBUG_SEND (DEBUG_RECV+1) +#define DEBUG_TIME (DEBUG_SEND+1) + +#define COUNT_DEBUG (DEBUG_TIME+1) + #ifndef HAVE_INET_NTOP const char *inet_ntop(int af, const void *src, char *dst, size_t size); #endif @@ -1165,6 +1551,15 @@ const char *inet_ntop(int af, const void *src, char *d int inet_pton(int af, const char *src, void *dst); #endif +#ifndef HAVE_GETPASS +char *getpass(const char *prompt); +#endif + #ifdef MAINTAINER_MODE const char *get_panic_action(void); #endif + +#define NOISY_DEATH(msg) do { \ + fprintf(stderr, "%s in %s at line %d\n", msg, __FILE__, __LINE__); \ + exit_cleanup(RERR_UNSUPPORTED); \ +} while (0)