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- /*-
- * Copyright (c) 1980 The Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)dump.h 5.21 (Berkeley) 7/16/92
- */
-
- #define MAXINOPB (MAXBSIZE / sizeof(struct dinode))
- #define MAXNINDIR (MAXBSIZE / sizeof(daddr_t))
-
- /*
- * Dump maps used to describe what is to be dumped.
- */
- int mapsize; /* size of the state maps */
- char *usedinomap; /* map of allocated inodes */
- char *dumpdirmap; /* map of directories to be dumped */
- char *dumpinomap; /* map of files to be dumped */
- /*
- * Map manipulation macros.
- */
- #define SETINO(ino, map) \
- map[(u_int)((ino) - 1) / NBBY] |= 1 << ((u_int)((ino) - 1) % NBBY)
- #define CLRINO(ino, map) \
- map[(u_int)((ino) - 1) / NBBY] &= ~(1 << ((u_int)((ino) - 1) % NBBY))
- #define TSTINO(ino, map) \
- (map[(u_int)((ino) - 1) / NBBY] & (1 << ((u_int)((ino) - 1) % NBBY)))
-
- /*
- * All calculations done in 0.1" units!
- */
- char *disk; /* name of the disk file */
- char *tape; /* name of the tape file */
- char *dumpdates; /* name of the file containing dump date information*/
- char *temp; /* name of the file for doing rewrite of dumpdates */
- char lastlevel; /* dump level of previous dump */
- char level; /* dump level of this dump */
- int uflag; /* update flag */
- int diskfd; /* disk file descriptor */
- int tapefd; /* tape file descriptor */
- int pipeout; /* true => output to standard output */
- ino_t curino; /* current inumber; used globally */
- int newtape; /* new tape flag */
- int density; /* density in 0.1" units */
- long tapesize; /* estimated tape size, blocks */
- long tsize; /* tape size in 0.1" units */
- long asize; /* number of 0.1" units written on current tape */
- int etapes; /* estimated number of tapes */
-
- int notify; /* notify operator flag */
- int blockswritten; /* number of blocks written on current tape */
- int tapeno; /* current tape number */
- time_t tstart_writing; /* when started writing the first tape block */
- struct fs *sblock; /* the file system super block */
- char sblock_buf[MAXBSIZE];
- long dev_bsize; /* block size of underlying disk device */
- int dev_bshift; /* log2(dev_bsize) */
- int tp_bshift; /* log2(TP_BSIZE) */
-
- /* operator interface functions */
- void broadcast __P((char *message));
- void lastdump __P((int arg)); /* int should be char */
- void msg __P((const char *fmt, ...));
- void msgtail __P((const char *fmt, ...));
- int query __P((char *question));
- void quit __P((const char *fmt, ...));
- void set_operators __P((void));
- void timeest __P((void));
- time_t unctime __P((char *str));
-
- /* mapping rouintes */
- struct dinode;
- long blockest __P((struct dinode *dp));
- int mapfiles __P((ino_t maxino, long *tapesize));
- int mapdirs __P((ino_t maxino, long *tapesize));
-
- /* file dumping routines */
- void blksout __P((daddr_t *blkp, int frags, ino_t ino));
- void bread __P((daddr_t blkno, char *buf, int size));
- void dumpino __P((struct dinode *dp, ino_t ino));
- void dumpmap __P((char *map, int type, ino_t ino));
- void writeheader __P((ino_t ino));
-
- /* tape writing routines */
- int alloctape __P((void));
- void close_rewind __P((void));
- void dumpblock __P((daddr_t blkno, int size));
- void flushtape __P((void));
- void startnewtape __P((int top));
- void trewind __P((void));
- void writerec __P((char *dp, int isspcl));
-
- void Exit __P((int status));
- void dumpabort __P((int signo));
- void getfstab __P((void));
-
- char *rawname __P((char *cp));
- struct dinode *getino __P((ino_t inum));
-
- void interrupt __P((int signo)); /* in case operator bangs on console */
-
- /*
- * Exit status codes
- */
- #define X_FINOK 0 /* normal exit */
- #define X_REWRITE 2 /* restart writing from the check point */
- #define X_ABORT 3 /* abort dump; don't attempt checkpointing */
-
- #define OPGRENT "operator" /* group entry to notify */
- #define DIALUP "ttyd" /* prefix for dialups */
-
- struct fstab *fstabsearch __P((char *key)); /* search fs_file and fs_spec */
-
- #ifndef NAME_MAX
- #define NAME_MAX 255
- #endif
-
- /*
- * The contents of the file _PATH_DUMPDATES is maintained both on
- * a linked list, and then (eventually) arrayified.
- */
- struct dumpdates {
- char dd_name[NAME_MAX+3];
- char dd_level;
- time_t dd_ddate;
- };
- struct dumptime {
- struct dumpdates dt_value;
- struct dumptime *dt_next;
- };
- struct dumptime *dthead; /* head of the list version */
- int nddates; /* number of records (might be zero) */
- int ddates_in; /* we have read the increment file */
- struct dumpdates **ddatev; /* the arrayfied version */
- void initdumptimes __P((void));
- void getdumptime __P((void));
- void putdumptime __P((void));
- #define ITITERATE(i, ddp) \
- for (ddp = ddatev[i = 0]; i < nddates; ddp = ddatev[++i])
-
- void sig __P((int signo));
-
- /*
- * Compatibility with old systems.
- */
- #ifndef __STDC__
- #include <sys/file.h>
- #define _PATH_FSTAB "/etc/fstab"
- extern char *index(), *strdup();
- extern char *ctime();
- extern int errno;
- #endif
-
- #ifdef sunos
- extern char *calloc();
- extern char *malloc();
- extern long atol();
- extern char *strcpy();
- extern char *strncpy();
- extern char *strcat();
- extern time_t time();
- extern void endgrent();
- extern void exit();
- extern off_t lseek();
- extern char *strerror();
- #endif
-