Annotation of embedaddon/rsync/rsync.h, revision 1.1
1.1 ! misho 1: /*
! 2: * Copyright (C) 1996, 2000 Andrew Tridgell
! 3: * Copyright (C) 1996 Paul Mackerras
! 4: * Copyright (C) 2001, 2002 Martin Pool <mbp@samba.org>
! 5: * Copyright (C) 2003-2008 Wayne Davison
! 6: *
! 7: * This program is free software; you can redistribute it and/or modify
! 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.
! 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: *
! 17: * You should have received a copy of the GNU General Public License along
! 18: * with this program; if not, visit the http://fsf.org website.
! 19: */
! 20:
! 21: #define False 0
! 22: #define True 1
! 23:
! 24: #define BLOCK_SIZE 700
! 25: #define RSYNC_RSH_ENV "RSYNC_RSH"
! 26: #define RSYNC_RSH_IO_ENV "RSYNC_RSH_IO"
! 27:
! 28: #define RSYNC_NAME "rsync"
! 29: /* RSYNCD_SYSCONF is now set in config.h */
! 30: #define RSYNCD_USERCONF "rsyncd.conf"
! 31:
! 32: #define DEFAULT_LOCK_FILE "/var/run/rsyncd.lock"
! 33: #define URL_PREFIX "rsync://"
! 34:
! 35: #define SYMLINK_PREFIX "/rsyncd-munged/" /* This MUST have a trailing slash! */
! 36: #define SYMLINK_PREFIX_LEN ((int)sizeof SYMLINK_PREFIX - 1)
! 37:
! 38: #define BACKUP_SUFFIX "~"
! 39:
! 40: /* a non-zero CHAR_OFFSET makes the rolling sum stronger, but is
! 41: incompatible with older versions :-( */
! 42: #define CHAR_OFFSET 0
! 43:
! 44: /* These flags are only used during the flist transfer. */
! 45:
! 46: #define XMIT_TOP_DIR (1<<0)
! 47: #define XMIT_SAME_MODE (1<<1)
! 48: #define XMIT_SAME_RDEV_pre28 (1<<2) /* protocols 20 - 27 */
! 49: #define XMIT_EXTENDED_FLAGS (1<<2) /* protocols 28 - now */
! 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)
! 55: #define XMIT_SAME_RDEV_MAJOR (1<<8) /* protocols 28 - now (devices only) */
! 56: #define XMIT_NO_CONTENT_DIR (1<<8) /* protocols 30 - now (dirs only) */
! 57: #define XMIT_HLINKED (1<<9) /* protocols 28 - now */
! 58: #define XMIT_SAME_DEV_pre30 (1<<10) /* protocols 28 - 29 */
! 59: #define XMIT_USER_NAME_FOLLOWS (1<<10) /* protocols 30 - now */
! 60: #define XMIT_RDEV_MINOR_8_pre30 (1<<11) /* protocols 28 - 29 */
! 61: #define XMIT_GROUP_NAME_FOLLOWS (1<<11) /* protocols 30 - now */
! 62: #define XMIT_HLINK_FIRST (1<<12) /* protocols 30 - now (HLINKED files only) */
! 63: #define XMIT_IO_ERROR_ENDLIST (1<<12) /* protocols 31*- now (w/XMIT_EXTENDED_FLAGS) (also protocol 30 w/'f' compat flag) */
! 64:
! 65: /* These flags are used in the live flist data. */
! 66:
! 67: #define FLAG_TOP_DIR (1<<0) /* sender/receiver/generator */
! 68: #define FLAG_OWNED_BY_US (1<<0) /* generator: set by make_file() for aux flists only */
! 69: #define FLAG_FILE_SENT (1<<1) /* sender/receiver/generator */
! 70: #define FLAG_DIR_CREATED (1<<1) /* generator */
! 71: #define FLAG_CONTENT_DIR (1<<2) /* sender/receiver/generator */
! 72: #define FLAG_MOUNT_DIR (1<<3) /* sender/generator (dirs only) */
! 73: #define FLAG_SKIP_HLINK (1<<3) /* receiver/generator (w/FLAG_HLINKED) */
! 74: #define FLAG_DUPLICATE (1<<4) /* sender */
! 75: #define FLAG_MISSING_DIR (1<<4) /* generator */
! 76: #define FLAG_HLINKED (1<<5) /* receiver/generator (checked on all types) */
! 77: #define FLAG_HLINK_FIRST (1<<6) /* receiver/generator (w/FLAG_HLINKED) */
! 78: #define FLAG_IMPLIED_DIR (1<<6) /* sender/receiver/generator (dirs only) */
! 79: #define FLAG_HLINK_LAST (1<<7) /* receiver/generator */
! 80: #define FLAG_HLINK_DONE (1<<8) /* receiver/generator (checked on all types) */
! 81: #define FLAG_LENGTH64 (1<<9) /* sender/receiver/generator */
! 82: #define FLAG_SKIP_GROUP (1<<10) /* receiver/generator */
! 83: #define FLAG_TIME_FAILED (1<<11)/* generator */
! 84:
! 85: /* These flags are passed to functions but not stored. */
! 86:
! 87: #define FLAG_DIVERT_DIRS (1<<16) /* sender, but must be unique */
! 88:
! 89: /* These flags are for get_dirlist(). */
! 90: #define GDL_IGNORE_FILTER_RULES (1<<0)
! 91:
! 92: /* Some helper macros for matching bits. */
! 93: #define BITS_SET(val,bits) (((val) & (bits)) == (bits))
! 94: #define BITS_SETnUNSET(val,onbits,offbits) (((val) & ((onbits)|(offbits))) == (onbits))
! 95: #define BITS_EQUAL(b1,b2,mask) (((unsigned)(b1) & (unsigned)(mask)) \
! 96: == ((unsigned)(b2) & (unsigned)(mask)))
! 97:
! 98: /* update this if you make incompatible changes */
! 99: #define PROTOCOL_VERSION 30
! 100:
! 101: /* This is used when working on a new protocol version in CVS, and should
! 102: * be a new non-zero value for each CVS change that affects the protocol.
! 103: * It must ALWAYS be 0 when the protocol goes final (and NEVER before)! */
! 104: #define SUBPROTOCOL_VERSION 0
! 105:
! 106: /* We refuse to interoperate with versions that are not in this range.
! 107: * Note that we assume we'll work with later versions: the onus is on
! 108: * people writing them to make sure that they don't send us anything
! 109: * we won't understand.
! 110: *
! 111: * Interoperation with old but supported protocol versions
! 112: * should cause a warning to be printed. At a future date
! 113: * the old protocol will become the minimum and
! 114: * compatibility code removed.
! 115: *
! 116: * There are two possible explanations for the limit at
! 117: * MAX_PROTOCOL_VERSION: either to allow new major-rev versions that
! 118: * do not interoperate with us, and (more likely) so that we can
! 119: * detect an attempt to connect rsync to a non-rsync server, which is
! 120: * unlikely to begin by sending a byte between MIN_PROTOCL_VERSION and
! 121: * MAX_PROTOCOL_VERSION. */
! 122:
! 123: #define MIN_PROTOCOL_VERSION 20
! 124: #define OLD_PROTOCOL_VERSION 25
! 125: #define MAX_PROTOCOL_VERSION 40
! 126:
! 127: #define FILECNT_LOOKAHEAD 1000
! 128:
! 129: #define RSYNC_PORT 873
! 130:
! 131: #define SPARSE_WRITE_SIZE (1024)
! 132: #define WRITE_SIZE (32*1024)
! 133: #define CHUNK_SIZE (32*1024)
! 134: #define MAX_MAP_SIZE (256*1024)
! 135: #define IO_BUFFER_SIZE (4092)
! 136: #define MAX_BLOCK_SIZE ((int32)1 << 17)
! 137:
! 138: /* For compatibility with older rsyncs */
! 139: #define OLD_MAX_BLOCK_SIZE ((int32)1 << 29)
! 140:
! 141: #define IOERR_GENERAL (1<<0) /* For backward compatibility, this must == 1 */
! 142: #define IOERR_VANISHED (1<<1)
! 143: #define IOERR_DEL_LIMIT (1<<2)
! 144:
! 145: #define MAX_ARGS 1000
! 146: #define MAX_BASIS_DIRS 20
! 147: #define MAX_SERVER_ARGS (MAX_BASIS_DIRS*2 + 100)
! 148:
! 149: #define MPLEX_BASE 7
! 150:
! 151: #define NO_FILTERS 0
! 152: #define SERVER_FILTERS 1
! 153: #define ALL_FILTERS 2
! 154:
! 155: #define XFLG_FATAL_ERRORS (1<<0)
! 156: #define XFLG_OLD_PREFIXES (1<<1)
! 157: #define XFLG_ANCHORED2ABS (1<<2) /* leading slash indicates absolute */
! 158: #define XFLG_ABS_IF_SLASH (1<<3) /* leading or interior slash is absolute */
! 159: #define XFLG_DIR2WILD3 (1<<4) /* dir/ match gets trailing *** added */
! 160:
! 161: #define ATTRS_REPORT (1<<0)
! 162: #define ATTRS_SKIP_MTIME (1<<1)
! 163:
! 164: #define FULL_FLUSH 1
! 165: #define NORMAL_FLUSH 0
! 166:
! 167: #define PDIR_CREATE 1
! 168: #define PDIR_DELETE 0
! 169:
! 170: /* Note: 0x00 - 0x7F are used for basis_dir[] indexes! */
! 171: #define FNAMECMP_BASIS_DIR_LOW 0x00 /* Must remain 0! */
! 172: #define FNAMECMP_BASIS_DIR_HIGH 0x7F
! 173: #define FNAMECMP_FNAME 0x80
! 174: #define FNAMECMP_PARTIAL_DIR 0x81
! 175: #define FNAMECMP_BACKUP 0x82
! 176: #define FNAMECMP_FUZZY 0x83
! 177:
! 178: /* For use by the itemize_changes code */
! 179: #define ITEM_REPORT_ATIME (1<<0)
! 180: #define ITEM_REPORT_CHANGE (1<<1)
! 181: #define ITEM_REPORT_SIZE (1<<2) /* regular files only */
! 182: #define ITEM_REPORT_TIMEFAIL (1<<2) /* symlinks only */
! 183: #define ITEM_REPORT_TIME (1<<3)
! 184: #define ITEM_REPORT_PERMS (1<<4)
! 185: #define ITEM_REPORT_OWNER (1<<5)
! 186: #define ITEM_REPORT_GROUP (1<<6)
! 187: #define ITEM_REPORT_ACL (1<<7)
! 188: #define ITEM_REPORT_XATTR (1<<8)
! 189: #define ITEM_BASIS_TYPE_FOLLOWS (1<<11)
! 190: #define ITEM_XNAME_FOLLOWS (1<<12)
! 191: #define ITEM_IS_NEW (1<<13)
! 192: #define ITEM_LOCAL_CHANGE (1<<14)
! 193: #define ITEM_TRANSFER (1<<15)
! 194: /* These are outside the range of the transmitted flags. */
! 195: #define ITEM_MISSING_DATA (1<<16) /* used by log_formatted() */
! 196: #define ITEM_DELETED (1<<17) /* used by log_formatted() */
! 197: #define ITEM_MATCHED (1<<18) /* used by itemize() */
! 198:
! 199: #define SIGNIFICANT_ITEM_FLAGS (~(\
! 200: ITEM_BASIS_TYPE_FOLLOWS | ITEM_XNAME_FOLLOWS | ITEM_LOCAL_CHANGE))
! 201:
! 202: #define CFN_KEEP_DOT_DIRS (1<<0)
! 203: #define CFN_KEEP_TRAILING_SLASH (1<<1)
! 204: #define CFN_DROP_TRAILING_DOT_DIR (1<<2)
! 205: #define CFN_COLLAPSE_DOT_DOT_DIRS (1<<3)
! 206:
! 207: #define SP_DEFAULT 0
! 208: #define SP_KEEP_DOT_DIRS (1<<0)
! 209:
! 210: #define CD_NORMAL 0
! 211: #define CD_SKIP_CHDIR 1
! 212:
! 213: /* Log-message categories. FLOG only goes to the log file, not the client;
! 214: * FCLIENT is the opposite. */
! 215: enum logcode {
! 216: FNONE=0, /* never sent */
! 217: FERROR_XFER=1, FINFO=2, /* sent over socket for any protocol */
! 218: FERROR=3, FWARNING=4, /* sent over socket for protocols >= 30 */
! 219: FERROR_SOCKET=5, FLOG=6, /* only sent via receiver -> generator pipe */
! 220: FERROR_UTF8=8, /* only sent via receiver -> generator pipe */
! 221: FCLIENT=7 /* never transmitted (e.g. server converts to FINFO) */
! 222: };
! 223:
! 224: /* Messages types that are sent over the message channel. The logcode
! 225: * values must all be present here with identical numbers. */
! 226: enum msgcode {
! 227: MSG_DATA=0, /* raw data on the multiplexed stream */
! 228: MSG_ERROR_XFER=FERROR_XFER, MSG_INFO=FINFO, /* remote logging */
! 229: MSG_ERROR=FERROR, MSG_WARNING=FWARNING, /* protocol-30 remote logging */
! 230: MSG_ERROR_SOCKET=FERROR_SOCKET, /* sibling logging */
! 231: MSG_ERROR_UTF8=FERROR_UTF8, /* sibling logging */
! 232: MSG_LOG=FLOG, MSG_CLIENT=FCLIENT, /* sibling logging */
! 233: MSG_REDO=9, /* reprocess indicated flist index */
! 234: MSG_FLIST=20, /* extra file list over sibling socket */
! 235: MSG_FLIST_EOF=21,/* we've transmitted all the file lists */
! 236: MSG_IO_ERROR=22,/* the sending side had an I/O error */
! 237: MSG_NOOP=42, /* a do-nothing message */
! 238: MSG_SUCCESS=100,/* successfully updated indicated flist index */
! 239: MSG_DELETED=101,/* successfully deleted a file on receiving side */
! 240: MSG_NO_SEND=102,/* sender failed to open a file we wanted */
! 241: MSG_DONE=86 /* current phase is done */
! 242: };
! 243:
! 244: #define NDX_DONE -1
! 245: #define NDX_FLIST_EOF -2
! 246: #define NDX_FLIST_OFFSET -101
! 247:
! 248: #include "errcode.h"
! 249:
! 250: #include "config.h"
! 251:
! 252: /* The default RSYNC_RSH is always set in config.h. */
! 253:
! 254: #include <stdio.h>
! 255: #ifdef HAVE_SYS_TYPES_H
! 256: # include <sys/types.h>
! 257: #endif
! 258: #ifdef HAVE_SYS_STAT_H
! 259: # include <sys/stat.h>
! 260: #endif
! 261: #ifdef STDC_HEADERS
! 262: # include <stdlib.h>
! 263: # include <stddef.h>
! 264: #else
! 265: # ifdef HAVE_STDLIB_H
! 266: # include <stdlib.h>
! 267: # endif
! 268: #endif
! 269: #ifdef HAVE_STRING_H
! 270: # if !defined STDC_HEADERS && defined HAVE_MEMORY_H
! 271: # include <memory.h>
! 272: # endif
! 273: # include <string.h>
! 274: #endif
! 275: #ifdef HAVE_STRINGS_H
! 276: # include <strings.h>
! 277: #endif
! 278: #ifdef HAVE_INTTYPES_H
! 279: # include <inttypes.h>
! 280: #endif
! 281: #ifdef HAVE_STDINT_H
! 282: # include <stdint.h>
! 283: #endif
! 284: #ifdef HAVE_UNISTD_H
! 285: # include <unistd.h>
! 286: #endif
! 287:
! 288: #ifdef HAVE_SYS_PARAM_H
! 289: #include <sys/param.h>
! 290: #endif
! 291:
! 292: #if defined HAVE_MALLOC_H && (defined HAVE_MALLINFO || !defined HAVE_STDLIB_H)
! 293: #include <malloc.h>
! 294: #endif
! 295:
! 296: #ifdef HAVE_SYS_SOCKET_H
! 297: #include <sys/socket.h>
! 298: #endif
! 299:
! 300: #ifdef TIME_WITH_SYS_TIME
! 301: #include <sys/time.h>
! 302: #include <time.h>
! 303: #else
! 304: #ifdef HAVE_SYS_TIME_H
! 305: #include <sys/time.h>
! 306: #else
! 307: #include <time.h>
! 308: #endif
! 309: #endif
! 310:
! 311: #ifdef HAVE_FCNTL_H
! 312: #include <fcntl.h>
! 313: #else
! 314: #ifdef HAVE_SYS_FCNTL_H
! 315: #include <sys/fcntl.h>
! 316: #endif
! 317: #endif
! 318:
! 319: #ifdef HAVE_SYS_IOCTL_H
! 320: #include <sys/ioctl.h>
! 321: #endif
! 322:
! 323: #ifdef HAVE_SYS_FILIO_H
! 324: #include <sys/filio.h>
! 325: #endif
! 326:
! 327: #include <signal.h>
! 328: #ifdef HAVE_SYS_WAIT_H
! 329: #include <sys/wait.h>
! 330: #endif
! 331: #ifdef HAVE_CTYPE_H
! 332: #include <ctype.h>
! 333: #endif
! 334: #ifdef HAVE_GRP_H
! 335: #include <grp.h>
! 336: #endif
! 337: #include <errno.h>
! 338:
! 339: #ifdef HAVE_UTIME_H
! 340: #include <utime.h>
! 341: #endif
! 342:
! 343: #if defined HAVE_LUTIMES || defined HAVE_UTIMENSAT
! 344: #define CAN_SET_SYMLINK_TIMES 1
! 345: #endif
! 346:
! 347: #if defined HAVE_LCHOWN || defined CHOWN_MODIFIES_SYMLINK
! 348: #define CAN_CHOWN_SYMLINK 1
! 349: #endif
! 350:
! 351: #if defined HAVE_LCHMOD || defined HAVE_SETATTRLIST
! 352: #define CAN_CHMOD_SYMLINK 1
! 353: #endif
! 354:
! 355: #ifdef HAVE_SYS_SELECT_H
! 356: #include <sys/select.h>
! 357: #endif
! 358:
! 359: #ifdef HAVE_SYS_MODE_H
! 360: /* apparently AIX needs this for S_ISLNK */
! 361: #ifndef S_ISLNK
! 362: #include <sys/mode.h>
! 363: #endif
! 364: #endif
! 365:
! 366: /* these are needed for the uid/gid mapping code */
! 367: #include <pwd.h>
! 368: #include <grp.h>
! 369:
! 370: #include <stdarg.h>
! 371: #include <netinet/in.h>
! 372: #include <arpa/inet.h>
! 373: #ifdef HAVE_NETDB_H
! 374: #include <netdb.h>
! 375: #endif
! 376: #include <syslog.h>
! 377: #include <sys/file.h>
! 378:
! 379: #ifdef HAVE_DIRENT_H
! 380: # include <dirent.h>
! 381: #else
! 382: # define dirent direct
! 383: # ifdef HAVE_SYS_NDIR_H
! 384: # include <sys/ndir.h>
! 385: # endif
! 386: # ifdef HAVE_SYS_DIR_H
! 387: # include <sys/dir.h>
! 388: # endif
! 389: # ifdef HAVE_NDIR_H
! 390: # include <ndir.h>
! 391: # endif
! 392: #endif
! 393:
! 394: #ifdef MAJOR_IN_MKDEV
! 395: #include <sys/mkdev.h>
! 396: # if !defined makedev && (defined mkdev || defined _WIN32 || defined __WIN32__)
! 397: # define makedev mkdev
! 398: # endif
! 399: #elif defined MAJOR_IN_SYSMACROS
! 400: #include <sys/sysmacros.h>
! 401: #endif
! 402:
! 403: #ifdef MAKEDEV_TAKES_3_ARGS
! 404: #define MAKEDEV(devmajor,devminor) makedev(0,devmajor,devminor)
! 405: #else
! 406: #define MAKEDEV(devmajor,devminor) makedev(devmajor,devminor)
! 407: #endif
! 408:
! 409: #ifdef HAVE_COMPAT_H
! 410: #include <compat.h>
! 411: #endif
! 412:
! 413: #ifdef HAVE_LIMITS_H
! 414: # include <limits.h>
! 415: #endif
! 416:
! 417: #if defined USE_ICONV_OPEN && defined HAVE_ICONV_H
! 418: #include <iconv.h>
! 419: #ifndef ICONV_CONST
! 420: #define ICONV_CONST
! 421: #endif
! 422: #else
! 423: #ifdef ICONV_CONST
! 424: #undef ICONV_CONST
! 425: #endif
! 426: #ifdef ICONV_OPTION
! 427: #undef ICONV_OPTION
! 428: #endif
! 429: #ifdef iconv_t
! 430: #undef iconv_t
! 431: #endif
! 432: #define iconv_t int
! 433: #endif
! 434:
! 435: #include <assert.h>
! 436:
! 437: #include "lib/pool_alloc.h"
! 438:
! 439: #ifndef HAVE_ID_T
! 440: typedef unsigned int id_t;
! 441: #endif
! 442: #ifndef HAVE_PID_T
! 443: typedef int pid_t;
! 444: #endif
! 445: #ifndef HAVE_MODE_T
! 446: typedef unsigned int mode_t;
! 447: #endif
! 448: #ifndef HAVE_OFF_T
! 449: typedef long off_t;
! 450: #undef SIZEOF_OFF_T
! 451: #define SIZEOF_OFF_T SIZEOF_LONG
! 452: #endif
! 453: #ifndef HAVE_SIZE_T
! 454: typedef unsigned int size_t;
! 455: #endif
! 456:
! 457: #define BOOL int
! 458:
! 459: #ifndef uchar
! 460: #define uchar unsigned char
! 461: #endif
! 462:
! 463: #ifdef SIGNED_CHAR_OK
! 464: #define schar signed char
! 465: #else
! 466: #define schar char
! 467: #endif
! 468:
! 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:
! 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. */
! 488: #ifndef int32
! 489: #if SIZEOF_INT32_T == 4
! 490: # define int32 int32_t
! 491: # define SIZEOF_INT32 4
! 492: #elif SIZEOF_INT == 4
! 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
! 507: #else
! 508: # error Could not find a 32-bit integer variable
! 509: #endif
! 510: #else
! 511: # define SIZEOF_INT32 4
! 512: #endif
! 513:
! 514: #ifndef uint32
! 515: #if SIZEOF_UINT32_T == 4
! 516: # define uint32 uint32_t
! 517: #else
! 518: # define uint32 unsigned int32
! 519: #endif
! 520: #endif
! 521:
! 522: #if SIZEOF_OFF_T == 8 || !SIZEOF_OFF64_T || !defined HAVE_STRUCT_STAT64
! 523: #define OFF_T off_t
! 524: #define STRUCT_STAT struct stat
! 525: #define SIZEOF_CAPITAL_OFF_T SIZEOF_OFF_T
! 526: #else
! 527: #define OFF_T off64_t
! 528: #define STRUCT_STAT struct stat64
! 529: #define USE_STAT64_FUNCS 1
! 530: #define SIZEOF_CAPITAL_OFF_T SIZEOF_OFF64_T
! 531: #endif
! 532:
! 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). */
! 539: #if SIZEOF_INT64_T == 8
! 540: # define int64 int64_t
! 541: # define SIZEOF_INT64 8
! 542: #elif SIZEOF_LONG == 8
! 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
! 551: #elif SIZEOF_OFF64_T == 8
! 552: # define int64 off64_t
! 553: # define SIZEOF_INT64 8
! 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
! 566: #else
! 567: /* As long as it gets... */
! 568: # define int64 off_t
! 569: # define SIZEOF_INT64 SIZEOF_OFF_T
! 570: #endif
! 571:
! 572: struct hashtable {
! 573: void *nodes;
! 574: int32 size, entries;
! 575: uint32 node_size;
! 576: int key64;
! 577: };
! 578:
! 579: struct ht_int32_node {
! 580: void *data;
! 581: int32 key;
! 582: };
! 583:
! 584: struct ht_int64_node {
! 585: void *data;
! 586: int64 key;
! 587: };
! 588:
! 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:
! 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:
! 601: #ifndef MAXHOSTNAMELEN
! 602: #define MAXHOSTNAMELEN 256
! 603: #endif
! 604:
! 605: #define SUM_LENGTH 16
! 606: #define SHORT_SUM_LENGTH 2
! 607: #define BLOCKSUM_BIAS 10
! 608:
! 609: #ifndef MAXPATHLEN
! 610: #define MAXPATHLEN 1024
! 611: #endif
! 612:
! 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:
! 621: #ifndef NAME_MAX
! 622: #define NAME_MAX 255
! 623: #endif
! 624:
! 625: #ifndef INADDR_NONE
! 626: #define INADDR_NONE 0xffffffff
! 627: #endif
! 628:
! 629: #ifndef IN_LOOPBACKNET
! 630: #define IN_LOOPBACKNET 127
! 631: #endif
! 632:
! 633: #if HAVE_UNIXWARE_ACLS|HAVE_SOLARIS_ACLS|HAVE_HPUX_ACLS
! 634: #define ACLS_NEED_MASK 1
! 635: #endif
! 636:
! 637: union file_extras {
! 638: int32 num;
! 639: uint32 unum;
! 640: };
! 641:
! 642: struct file_struct {
! 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 */
! 649: };
! 650:
! 651: extern int file_extra_cnt;
! 652: extern int inc_recurse;
! 653: extern int uid_ndx;
! 654: extern int gid_ndx;
! 655: extern int acls_ndx;
! 656: extern int xattrs_ndx;
! 657:
! 658: #define FILE_STRUCT_LEN (offsetof(struct file_struct, basename))
! 659: #define EXTRA_LEN (sizeof (union file_extras))
! 660: #define PTR_EXTRA_CNT ((sizeof (char *) + EXTRA_LEN - 1) / EXTRA_LEN)
! 661: #define DEV_EXTRA_CNT 2
! 662: #define DIRNODE_EXTRA_CNT 3
! 663: #define SUM_EXTRA_CNT ((MAX_DIGEST_LEN + EXTRA_LEN - 1) / EXTRA_LEN)
! 664:
! 665: #define REQ_EXTRA(f,ndx) ((union file_extras*)(f) - (ndx))
! 666: #define OPT_EXTRA(f,bump) ((union file_extras*)(f) - file_extra_cnt - 1 - (bump))
! 667:
! 668: #define LEN64_BUMP(f) ((f)->flags & FLAG_LENGTH64 ? 1 : 0)
! 669: #define HLINK_BUMP(f) ((f)->flags & (FLAG_HLINKED|FLAG_HLINK_DONE) ? inc_recurse+1 : 0)
! 670: #define ACL_BUMP(f) (acls_ndx ? 1 : 0)
! 671:
! 672: /* The length applies to all items. */
! 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
! 679:
! 680: /* If there is a symlink string, it is always right after the basename */
! 681: #define F_SYMLINK(f) ((f)->basename + strlen((f)->basename) + 1)
! 682:
! 683: /* The sending side always has this available: */
! 684: #define F_PATHNAME(f) (*(const char**)REQ_EXTRA(f, PTR_EXTRA_CNT))
! 685:
! 686: /* The receiving side always has this available: */
! 687: #define F_DEPTH(f) REQ_EXTRA(f, 1)->num
! 688:
! 689: /* When the associated option is on, all entries will have these present: */
! 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
! 694: #define F_NDX(f) REQ_EXTRA(f, unsort_ndx)->num
! 695:
! 696: /* These items are per-entry optional: */
! 697: #define F_HL_GNUM(f) OPT_EXTRA(f, LEN64_BUMP(f))->num /* non-dirs */
! 698: #define F_HL_PREV(f) OPT_EXTRA(f, LEN64_BUMP(f)+inc_recurse)->num /* non-dirs */
! 699: #define F_DIR_NODE_P(f) (&OPT_EXTRA(f, LEN64_BUMP(f) \
! 700: + DIRNODE_EXTRA_CNT - 1)->num) /* sender dirs */
! 701: #define F_DIR_RELNAMES_P(f) (&OPT_EXTRA(f, LEN64_BUMP(f) + DIRNODE_EXTRA_CNT \
! 702: + PTR_EXTRA_CNT - 1)->num) /* sender dirs */
! 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 */
! 706:
! 707: /* This optional item might follow an F_HL_*() item.
! 708: * (Note: a device doesn't need to check LEN64_BUMP(f).) */
! 709: #define F_RDEV_P(f) (&OPT_EXTRA(f, HLINK_BUMP(f) + DEV_EXTRA_CNT - 1)->unum)
! 710:
! 711: /* The sum is only present on regular files. */
! 712: #define F_SUM(f) ((char*)OPT_EXTRA(f, LEN64_BUMP(f) + HLINK_BUMP(f) \
! 713: + SUM_EXTRA_CNT - 1))
! 714:
! 715: /* Some utility defines: */
! 716: #define F_IS_ACTIVE(f) (f)->basename[0]
! 717: #define F_IS_HLINKED(f) ((f)->flags & FLAG_HLINKED)
! 718:
! 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)
! 721:
! 722: /* These access the F_DIR_DEV_P() and F_RDEV_P() values: */
! 723: #define DEV_MAJOR(a) (a)[0]
! 724: #define DEV_MINOR(a) (a)[1]
! 725:
! 726: /* These access the F_DIRS_NODE_P() values: */
! 727: #define DIR_PARENT(a) (a)[0]
! 728: #define DIR_FIRST_CHILD(a) (a)[1]
! 729: #define DIR_NEXT_SIBLING(a) (a)[2]
! 730:
! 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)
! 737:
! 738: /*
! 739: * Extent size for allocation pools: A minimum size of 128KB
! 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
! 744: * (when they happen). Smaller sizes increase the chance of
! 745: * freed allocations freeing whole extents.
! 746: */
! 747: #define NORMAL_EXTENT (256 * 1024)
! 748: #define SMALL_EXTENT (128 * 1024)
! 749:
! 750: #define FLIST_TEMP (1<<1)
! 751:
! 752: struct file_list {
! 753: struct file_list *next, *prev;
! 754: struct file_struct **files, **sorted;
! 755: alloc_pool_t file_pool;
! 756: void *pool_boundary;
! 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 */
! 760: int flist_num; /* 1-relative file_list number or 0 */
! 761: int parent_ndx; /* dir_flist index of parent directory */
! 762: int in_progress, to_redo;
! 763: };
! 764:
! 765: #define SUMFLG_SAME_OFFSET (1<<0)
! 766:
! 767: struct sum_buf {
! 768: OFF_T offset; /**< offset in file of this chunk */
! 769: int32 len; /**< length of chunk of file */
! 770: uint32 sum1; /**< simple checksum */
! 771: int32 chain; /**< next hash-table collision */
! 772: short flags; /**< flag bits */
! 773: char sum2[SUM_LENGTH]; /**< checksum */
! 774: };
! 775:
! 776: struct sum_struct {
! 777: OFF_T flength; /**< total file length */
! 778: struct sum_buf *sums; /**< points to info for each chunk */
! 779: int32 count; /**< how many chunks */
! 780: int32 blength; /**< block_length */
! 781: int32 remainder; /**< flength % block_length */
! 782: int s2length; /**< sum2_length */
! 783: };
! 784:
! 785: struct map_struct {
! 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 */
! 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 */
! 795: };
! 796:
! 797: #define MATCHFLG_WILD (1<<0) /* pattern has '*', '[', and/or '?' */
! 798: #define MATCHFLG_WILD2 (1<<1) /* pattern has '**' */
! 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 */
! 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 */
! 811: #define MATCHFLG_NEGATE (1<<14)/* rule matches when pattern does not */
! 812: #define MATCHFLG_CVS_IGNORE (1<<15)/* rule was -C or :C */
! 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 */
! 815: #define MATCHFLG_CLEAR_LIST (1<<18)/* this item is the "!" token */
! 816: #define MATCHFLG_PERISHABLE (1<<19)/* perishable if parent dir goes away */
! 817:
! 818: #define MATCHFLGS_FROM_CONTAINER (MATCHFLG_ABS_PATH | MATCHFLG_INCLUDE \
! 819: | MATCHFLG_DIRECTORY | MATCHFLG_SENDER_SIDE \
! 820: | MATCHFLG_NEGATE | MATCHFLG_RECEIVER_SIDE \
! 821: | MATCHFLG_PERISHABLE)
! 822:
! 823: struct filter_struct {
! 824: struct filter_struct *next;
! 825: char *pattern;
! 826: uint32 match_flags;
! 827: union {
! 828: int slash_cnt;
! 829: struct filter_list_struct *mergelist;
! 830: } u;
! 831: };
! 832:
! 833: struct filter_list_struct {
! 834: struct filter_struct *head;
! 835: struct filter_struct *tail;
! 836: char *debug_type;
! 837: };
! 838:
! 839: struct stats {
! 840: int64 total_size;
! 841: int64 total_transferred_size;
! 842: int64 total_written;
! 843: int64 total_read;
! 844: int64 literal_data;
! 845: int64 matched_data;
! 846: int64 flist_buildtime;
! 847: int64 flist_xfertime;
! 848: int64 flist_size;
! 849: int num_files;
! 850: int num_transferred_files;
! 851: };
! 852:
! 853: struct chmod_mode_struct;
! 854:
! 855: struct flist_ndx_item {
! 856: struct flist_ndx_item *next;
! 857: int ndx;
! 858: };
! 859:
! 860: typedef struct {
! 861: struct flist_ndx_item *head, *tail;
! 862: } flist_ndx_list;
! 863:
! 864: #define EMPTY_ITEM_LIST {NULL, 0, 0}
! 865:
! 866: typedef struct {
! 867: void *items;
! 868: size_t count;
! 869: size_t malloced;
! 870: } item_list;
! 871:
! 872: #define EXPAND_ITEM_LIST(lp, type, incr) \
! 873: (type*)expand_item_list(lp, sizeof (type), #type, incr)
! 874:
! 875: #define EMPTY_XBUF {NULL, 0, 0, 0}
! 876:
! 877: typedef struct {
! 878: char *buf;
! 879: size_t pos; /* pos = read pos in the buf */
! 880: size_t len; /* len = chars following pos */
! 881: size_t size; /* size = total space in buf */
! 882: } xbuf;
! 883:
! 884: #define INIT_XBUF(xb, str, ln, sz) (xb).buf = (str), (xb).len = (ln), (xb).size = (sz), (xb).pos = 0
! 885: #define INIT_XBUF_STRLEN(xb, str) (xb).buf = (str), (xb).len = strlen((xb).buf), (xb).size = (-1), (xb).pos = 0
! 886: /* This one is used to make an output xbuf based on a char[] buffer: */
! 887: #define INIT_CONST_XBUF(xb, bf) (xb).buf = (bf), (xb).size = sizeof (bf), (xb).len = (xb).pos = 0
! 888:
! 889: #define ICB_EXPAND_OUT (1<<0)
! 890: #define ICB_INCLUDE_BAD (1<<1)
! 891: #define ICB_INCLUDE_INCOMPLETE (1<<2)
! 892:
! 893: #define RL_EOL_NULLS (1<<0)
! 894: #define RL_DUMP_COMMENTS (1<<1)
! 895: #define RL_CONVERT (1<<2)
! 896:
! 897: typedef struct {
! 898: char name_type;
! 899: char fname[1]; /* has variable size */
! 900: } relnamecache;
! 901:
! 902: #include "byteorder.h"
! 903: #include "lib/mdigest.h"
! 904: #include "lib/wildmatch.h"
! 905: #include "lib/permstring.h"
! 906: #include "lib/addrinfo.h"
! 907:
! 908: #ifndef __GNUC__
! 909: #define __attribute__(x)
! 910: #else
! 911: # if __GNUC__ <= 2
! 912: # define NORETURN
! 913: # endif
! 914: #endif
! 915:
! 916: #define UNUSED(x) x __attribute__((__unused__))
! 917: #ifndef NORETURN
! 918: #define NORETURN __attribute__((__noreturn__))
! 919: #endif
! 920:
! 921: typedef struct {
! 922: STRUCT_STAT st;
! 923: #ifdef SUPPORT_ACLS
! 924: struct rsync_acl *acc_acl; /* access ACL */
! 925: struct rsync_acl *def_acl; /* default ACL */
! 926: #endif
! 927: #ifdef SUPPORT_XATTRS
! 928: item_list *xattr;
! 929: #endif
! 930: } stat_x;
! 931:
! 932: #define ACL_READY(sx) ((sx).acc_acl != NULL)
! 933: #define XATTR_READY(sx) ((sx).xattr != NULL)
! 934:
! 935: #include "proto.h"
! 936:
! 937: #ifndef SUPPORT_XATTRS
! 938: #define x_stat(fn,fst,xst) do_stat(fn,fst)
! 939: #define x_lstat(fn,fst,xst) do_lstat(fn,fst)
! 940: #define x_fstat(fd,fst,xst) do_fstat(fd,fst)
! 941: #endif
! 942:
! 943: /* We have replacement versions of these if they're missing. */
! 944: #ifndef HAVE_ASPRINTF
! 945: int asprintf(char **ptr, const char *format, ...);
! 946: #endif
! 947:
! 948: #ifndef HAVE_VASPRINTF
! 949: int vasprintf(char **ptr, const char *format, va_list ap);
! 950: #endif
! 951:
! 952: #if !defined HAVE_VSNPRINTF || !defined HAVE_C99_VSNPRINTF
! 953: #define vsnprintf rsync_vsnprintf
! 954: int vsnprintf(char *str, size_t count, const char *fmt, va_list args);
! 955: #endif
! 956:
! 957: #if !defined HAVE_SNPRINTF || !defined HAVE_C99_VSNPRINTF
! 958: #define snprintf rsync_snprintf
! 959: int snprintf(char *str, size_t count, const char *fmt,...);
! 960: #endif
! 961:
! 962:
! 963: #ifndef HAVE_STRERROR
! 964: extern char *sys_errlist[];
! 965: #define strerror(i) sys_errlist[i]
! 966: #endif
! 967:
! 968: #ifndef HAVE_STRCHR
! 969: # define strchr index
! 970: # define strrchr rindex
! 971: #endif
! 972:
! 973: #ifndef HAVE_ERRNO_DECL
! 974: extern int errno;
! 975: #endif
! 976:
! 977: #ifdef HAVE_READLINK
! 978: #define SUPPORT_LINKS 1
! 979: #endif
! 980: #ifdef HAVE_LINK
! 981: #define SUPPORT_HARD_LINKS 1
! 982: #endif
! 983:
! 984: #ifdef HAVE_SIGACTION
! 985: #define SIGACTION(n,h) sigact.sa_handler=(h), sigaction((n),&sigact,NULL)
! 986: #define signal(n,h) we_need_to_call_SIGACTION_not_signal(n,h)
! 987: #else
! 988: #define SIGACTION(n,h) signal(n,h)
! 989: #endif
! 990:
! 991: #ifndef EWOULDBLOCK
! 992: #define EWOULDBLOCK EAGAIN
! 993: #endif
! 994:
! 995: #ifndef STDIN_FILENO
! 996: #define STDIN_FILENO 0
! 997: #endif
! 998:
! 999: #ifndef STDOUT_FILENO
! 1000: #define STDOUT_FILENO 1
! 1001: #endif
! 1002:
! 1003: #ifndef STDERR_FILENO
! 1004: #define STDERR_FILENO 2
! 1005: #endif
! 1006:
! 1007: #ifndef S_IRUSR
! 1008: #define S_IRUSR 0400
! 1009: #endif
! 1010:
! 1011: #ifndef S_IWUSR
! 1012: #define S_IWUSR 0200
! 1013: #endif
! 1014:
! 1015: #ifndef ACCESSPERMS
! 1016: #define ACCESSPERMS 0777
! 1017: #endif
! 1018:
! 1019: #ifndef S_ISVTX
! 1020: #define S_ISVTX 0
! 1021: #endif
! 1022:
! 1023: #define CHMOD_BITS (S_ISUID | S_ISGID | S_ISVTX | ACCESSPERMS)
! 1024:
! 1025: #ifndef _S_IFMT
! 1026: #define _S_IFMT 0170000
! 1027: #endif
! 1028:
! 1029: #ifndef _S_IFLNK
! 1030: #define _S_IFLNK 0120000
! 1031: #endif
! 1032:
! 1033: #ifndef S_ISLNK
! 1034: #define S_ISLNK(mode) (((mode) & (_S_IFMT)) == (_S_IFLNK))
! 1035: #endif
! 1036:
! 1037: #ifndef S_ISBLK
! 1038: #define S_ISBLK(mode) (((mode) & (_S_IFMT)) == (_S_IFBLK))
! 1039: #endif
! 1040:
! 1041: #ifndef S_ISCHR
! 1042: #define S_ISCHR(mode) (((mode) & (_S_IFMT)) == (_S_IFCHR))
! 1043: #endif
! 1044:
! 1045: #ifndef S_ISSOCK
! 1046: #ifdef _S_IFSOCK
! 1047: #define S_ISSOCK(mode) (((mode) & (_S_IFMT)) == (_S_IFSOCK))
! 1048: #else
! 1049: #define S_ISSOCK(mode) (0)
! 1050: #endif
! 1051: #endif
! 1052:
! 1053: #ifndef S_ISFIFO
! 1054: #ifdef _S_IFIFO
! 1055: #define S_ISFIFO(mode) (((mode) & (_S_IFMT)) == (_S_IFIFO))
! 1056: #else
! 1057: #define S_ISFIFO(mode) (0)
! 1058: #endif
! 1059: #endif
! 1060:
! 1061: #ifndef S_ISDIR
! 1062: #define S_ISDIR(mode) (((mode) & (_S_IFMT)) == (_S_IFDIR))
! 1063: #endif
! 1064:
! 1065: #ifndef S_ISREG
! 1066: #define S_ISREG(mode) (((mode) & (_S_IFMT)) == (_S_IFREG))
! 1067: #endif
! 1068:
! 1069: /* work out what fcntl flag to use for non-blocking */
! 1070: #ifdef O_NONBLOCK
! 1071: # define NONBLOCK_FLAG O_NONBLOCK
! 1072: #elif defined SYSV
! 1073: # define NONBLOCK_FLAG O_NDELAY
! 1074: #else
! 1075: # define NONBLOCK_FLAG FNDELAY
! 1076: #endif
! 1077:
! 1078: #ifndef INADDR_LOOPBACK
! 1079: #define INADDR_LOOPBACK 0x7f000001
! 1080: #endif
! 1081:
! 1082: #ifndef INADDR_NONE
! 1083: #define INADDR_NONE 0xffffffff
! 1084: #endif
! 1085:
! 1086: #define IS_SPECIAL(mode) (S_ISSOCK(mode) || S_ISFIFO(mode))
! 1087: #define IS_DEVICE(mode) (S_ISCHR(mode) || S_ISBLK(mode))
! 1088:
! 1089: #define PRESERVE_FILE_TIMES (1<<0)
! 1090: #define PRESERVE_DIR_TIMES (1<<1)
! 1091: #define PRESERVE_LINK_TIMES (1<<2)
! 1092:
! 1093: /* Initial mask on permissions given to temporary files. Mask off setuid
! 1094: bits and group access because of potential race-condition security
! 1095: holes, and mask other access because mode 707 is bizarre */
! 1096: #define INITACCESSPERMS 0700
! 1097:
! 1098: /* handler for null strings in printf format */
! 1099: #define NS(s) ((s)?(s):"<NULL>")
! 1100:
! 1101: /* Convenient wrappers for malloc and realloc. Use them. */
! 1102: #define new(type) ((type*)malloc(sizeof (type)))
! 1103: #define new0(type) ((type*)calloc(1, sizeof (type)))
! 1104: #define new_array(type, num) ((type*)_new_array((num), sizeof (type), 0))
! 1105: #define new_array0(type, num) ((type*)_new_array((num), sizeof (type), 1))
! 1106: #define realloc_array(ptr, type, num) ((type*)_realloc_array((ptr), sizeof(type), (num)))
! 1107:
! 1108: /* use magic gcc attributes to catch format errors */
! 1109: void rprintf(enum logcode , const char *, ...)
! 1110: __attribute__((format (printf, 2, 3)))
! 1111: ;
! 1112:
! 1113: /* This is just like rprintf, but it also tries to print some
! 1114: * representation of the error code. Normally errcode = errno. */
! 1115: void rsyserr(enum logcode, int, const char *, ...)
! 1116: __attribute__((format (printf, 3, 4)))
! 1117: ;
! 1118:
! 1119: /* Make sure that the O_BINARY flag is defined. */
! 1120: #ifndef O_BINARY
! 1121: #define O_BINARY 0
! 1122: #endif
! 1123:
! 1124: #ifndef HAVE_STRLCPY
! 1125: size_t strlcpy(char *d, const char *s, size_t bufsize);
! 1126: #endif
! 1127:
! 1128: #ifndef HAVE_STRLCAT
! 1129: size_t strlcat(char *d, const char *s, size_t bufsize);
! 1130: #endif
! 1131:
! 1132: #ifndef WEXITSTATUS
! 1133: #define WEXITSTATUS(stat) ((int)(((stat)>>8)&0xFF))
! 1134: #endif
! 1135: #ifndef WIFEXITED
! 1136: #define WIFEXITED(stat) ((int)((stat)&0xFF) == 0)
! 1137: #endif
! 1138:
! 1139: #define exit_cleanup(code) _exit_cleanup(code, __FILE__, __LINE__)
! 1140:
! 1141: #ifdef HAVE_GETEUID
! 1142: #define MY_UID() geteuid()
! 1143: #else
! 1144: #define MY_UID() getuid()
! 1145: #endif
! 1146:
! 1147: #ifdef HAVE_GETEGID
! 1148: #define MY_GID() getegid()
! 1149: #else
! 1150: #define MY_GID() getgid()
! 1151: #endif
! 1152:
! 1153: #ifdef FORCE_FD_ZERO_MEMSET
! 1154: #undef FD_ZERO
! 1155: #define FD_ZERO(fdsetp) memset(fdsetp, 0, sizeof (fd_set))
! 1156: #endif
! 1157:
! 1158: extern int verbose;
! 1159:
! 1160: #ifndef HAVE_INET_NTOP
! 1161: const char *inet_ntop(int af, const void *src, char *dst, size_t size);
! 1162: #endif
! 1163:
! 1164: #ifndef HAVE_INET_PTON
! 1165: int inet_pton(int af, const char *src, void *dst);
! 1166: #endif
! 1167:
! 1168: #ifdef MAINTAINER_MODE
! 1169: const char *get_panic_action(void);
! 1170: #endif
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