BSD 3 development

[unix-history] / usr / include / olddump.h

#define MAXSIZE 500             /* max size in blocks of dumped files */
#define NILIST  100             /* max files extracted at once */
#define BFACT   20              /* tape blocking factor */

int tden 1600;                  /* tape density */
int tlen 2200;                  /* tape length (feet) */

char *dump_cmd[] = {            /* default args for dump */
       "dump",
       "i",
       "/dev/rp0",
       0
};

char *rest_cmd[] = {            /* defaults for restor */
       "restor",
       "t",
       0
};

char    *tape   "/dev/rmt1";
char    dfile[] "/dev/dtab";
char    tfile[] "/tmp/dtmp";
char    name[100];

#define NDTAB   10
struct {
       char    dt_name[16];
       time_t  dt_date;
} dtab[NDTAB];

struct thdr {
       ino_t   isize;
       ino_t   maxi;
       daddr_t fsize;
       time_t  cdate;
       time_t  ddate;
       long    tsize;
       int     nflg;
};

struct fhdr {
       short   xmagic;
       ino_t   xino;
       short   xmode;
       short   xnlink;
       short   xuid;
       short   xgid;
       daddr_t xaddr;
       off_t   xsize;
       time_t  xatime;
       time_t  xmtime;
       time_t  xctime;
};
#define FMAGIC  012345
#define SMAGIC  031415

#define DAPTB   127     /* (BSIZE-2*sizeof(short))/sizeof(daddr_t)) */

FILE    *tmpf;

long
getsize()
{
       register c;
       long j;

       c = getc(tmpf);
       if(c == EOF)
               return((long)-1);
       if(c <= 253)
               return((long)c);
       if(c == 255)
               return((long)-1);
       j = 0;
       for(c=0;c<3;c++)
               j = (j<<8) + (getc(tmpf)&0377);
       return(j);
}

putsize(s)
long    s;
{
       if(s <= 253) {
               putc((char)s, tmpf);
               return;
       }
       putc(254, tmpf);
       putc((char)(s>>16), tmpf);
       putc((char)(s>>8), tmpf);
       putc((char)s, tmpf);
}