386BSD 0.0 development

[unix-history] / usr / src / sbin / dump / dump.h

diff --git a/usr/src/sbin/dump/dump.h b/usr/src/sbin/dump/dump.h
index dee73ed..6186030 100644 (file)
--- a/usr/src/sbin/dump/dump.h
+++ b/usr/src/sbin/dump/dump.h
@@ -1,63 +1,76 @@
-/*
- * Copyright (c) 1980 Regents of the University of California.
- * All rights reserved.  The Berkeley software License Agreement
- * specifies the terms and conditions for redistribution.
+/*-
+ * 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      5.9 (Berkeley) %G%
+ *     @(#)dump.h      5.16 (Berkeley) 5/29/91

  */
 
  */
 

-#define        NI              16

 #define MAXINOPB       (MAXBSIZE / sizeof(struct dinode))
 #define MAXNINDIR      (MAXBSIZE / sizeof(daddr_t))
 
 #define MAXINOPB       (MAXBSIZE / sizeof(struct dinode))
 #define MAXNINDIR      (MAXBSIZE / sizeof(daddr_t))
 

-#include <sys/param.h>
-#include <sys/stat.h>
-#include <sys/time.h>
-#include <ufs/fs.h>
-#include <ufs/dinode.h>
-#include <ufs/dir.h>
-#include <protocols/dumprestore.h>
-#include <utmp.h>
-#include <signal.h>
-#include <fstab.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <ctype.h>
-
-#define        MWORD(m,i)      (m[(unsigned)(i-1)/NBBY])
-#define        MBIT(i)         (1<<((unsigned)(i-1)%NBBY))
-#define        BIS(i,w)        (MWORD(w,i) |=  MBIT(i))
-#define        BIC(i,w)        (MWORD(w,i) &= ~MBIT(i))
-#define        BIT(i,w)        (MWORD(w,i) & MBIT(i))
-
-int    msiz;
-char   *clrmap;
-char   *dirmap;
-char   *nodmap;
+/*
+ * 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!
  */
 
 /*
  *     All calculations done in 0.1" units!
  */

-

 char   *disk;          /* name of the disk file */
 char   *tape;          /* name of the tape file */
 char   *disk;          /* name of the disk file */
 char   *tape;          /* name of the tape file */

-char   *increm;        /* name of the file containing incremental information*/
-char   *temp;          /* name of the file for doing rewrite of increm */
-char   lastincno;      /* increment number of previous dump */
-char   incno;          /* increment number */
+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    uflag;          /* update flag */

-int    fi;             /* disk file descriptor */
-int    to;             /* tape file descriptor */
+int    diskfd;         /* disk file descriptor */
+int    tapefd;         /* tape file descriptor */

 int    pipeout;        /* true => output to standard output */
 int    pipeout;        /* true => output to standard output */

-ino_t  ino;            /* current inumber; used globally */
-int    nsubdir;
+ino_t  curino;         /* current inumber; used globally */

 int    newtape;        /* new tape flag */
 int    newtape;        /* new tape flag */

-int    nadded;         /* number of added sub directories */
-int    dadded;         /* directory added flag */

 int    density;        /* density in 0.1" units */
 int    density;        /* density in 0.1" units */

+long   tapesize;       /* estimated tape size, blocks */

 long   tsize;          /* tape size in 0.1" units */
 long   tsize;          /* tape size in 0.1" units */

-long   esize;          /* estimated tape size, blocks */

 long   asize;          /* number of 0.1" units written on current tape */
 int    etapes;         /* estimated number of tapes */
 
 long   asize;          /* number of 0.1" units written on current tape */
 int    etapes;         /* estimated number of tapes */
 


@@ -66,7 +79,7 @@ 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 */
 char   *processname;
 int    tapeno;         /* current tape number */
 time_t tstart_writing; /* when started writing the first tape block */
 char   *processname;

-struct fs *sblock;     /* the file system super block */
+struct fs *sblock;     /* the file system super block */

 char   buf[MAXBSIZE];
 long   dev_bsize;      /* block size of underlying disk device */
 int    dev_bshift;     /* log2(dev_bsize) */
 char   buf[MAXBSIZE];
 long   dev_bsize;      /* block size of underlying disk device */
 int    dev_bshift;     /* log2(dev_bsize) */


@@ -82,44 +95,36 @@ void        set_operators();
 void   timeest();
 
 /* mapping rouintes */
 void   timeest();
 
 /* mapping rouintes */

-void   est();
-void   bmapest();
-void   pass();
-void   mark();
-void   add();
+long   blockest();
+int    mapfiles();
+int    mapdirs();

 
 /* file dumping routines */
 void   dirdump();
 
 /* file dumping routines */
 void   dirdump();

-void   dump();

 void   blksout();
 void   blksout();

-void   bitmap();
-void   spclrec();
+void   dumpmap();
+void   writeheader();

 void   bread();
 
 /* tape writing routines */
 int    alloctape();
 void   bread();
 
 /* tape writing routines */
 int    alloctape();

-void   taprec();
-void   dmpblk();
-void   tflush();
+void   writerec();
+void   dumpblock();
+void   flushtape();

 void   trewind();
 void   close_rewind();
 void   trewind();
 void   close_rewind();

-void   otape();
+void   startnewtape();

 
 void   dumpabort();
 void   Exit();
 void   getfstab();
 void   quit();
 
 
 void   dumpabort();
 void   Exit();
 void   getfstab();
 void   quit();
 

-char   *prdate();

 char   *rawname();
 struct dinode *getino();
 
 void   interrupt();            /* in case operator bangs on console */
 
 char   *rawname();
 struct dinode *getino();
 
 void   interrupt();            /* in case operator bangs on console */
 

-#define        HOUR    (60L*60L)
-#define        DAY     (24L*HOUR)
-#define        YEAR    (365L*DAY)
-

 /*
  *     Exit status codes
  */
 /*
  *     Exit status codes
  */


@@ -136,23 +141,24 @@ struct    fstab   *fstabsearch(); /* search in fs_file and fs_spec */
  *     The contents of the file _PATH_DUMPDATES is maintained both on
  *     a linked list, and then (eventually) arrayified.
  */
  *     The contents of the file _PATH_DUMPDATES is maintained both on
  *     a linked list, and then (eventually) arrayified.
  */

-struct idates {
-       char    id_name[MAXNAMLEN+3];
-       char    id_incno;
-       time_t  id_ddate;
+struct dumpdates {
+       char    dd_name[MAXNAMLEN+3];
+       char    dd_level;
+       time_t  dd_ddate;

 };
 };

-struct itime {
-       struct  idates  it_value;
-       struct  itime   *it_next;
+struct dumptime {
+       struct  dumpdates dt_value;
+       struct  dumptime *dt_next;

 };
 };

-struct itime   *ithead;        /* head of the list version */
-int    nidates;                /* number of records (might be zero) */
-int    idates_in;              /* we have read the increment file */
-struct idates  **idatev;       /* the arrayfied version */
-void   inititimes();
-void   getitime();
-void   putitime();
-#define        ITITERATE(i, ip) for (ip = idatev[i = 0]; i < nidates; ip = idatev[++i])
+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();
+void   getdumptime();
+void   putdumptime();
+#define        ITITERATE(i, ddp) \
+       for (ddp = ddatev[i = 0]; i < nddates; ddp = ddatev[++i])

 
 /*
  *     We catch these interrupts
 
 /*
  *     We catch these interrupts


@@ -168,3 +174,14 @@ void       sigsegv();
 void   sigsys();
 void   sigalrm();
 void   sigterm();
 void   sigsys();
 void   sigalrm();
 void   sigterm();

+
+/*
+ * 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