tp.h

Variables

dir               X
edir              X
fio               X
lastd             X
map               X
name              X
name1             X
nameblk           X
narg              X
ndentb            X
ndirent           X
nptr              X
parg              X
rnarg             X
rseeka            X
tapsiz            X
tname             X
top               X
tpentry           X
wseeka            X

Macros

BRKINCR           X
BSIZE             X
DIRSZ             X
MAPMASK           X
MAPSIZE           X
MDIRENT           X
MTSIZ             X
NAMELEN           X
OK                X
TCDIRS            X
TCSIZ             X
TPB               X
flc               X
fli               X
flm               X
fls               X
flu               X
flv               X
flw               X
tapeb             X
tapeblk           X

struct's

dent              X
tent              X

   1: /*	c-version of tp?.s
   2:  *
   3:  *	M. Ferentz
   4:  *	August 1976
   5:  *
   6:  *	revised July 1977 BTL
   7:  */
   8: 
   9: #define MDIRENT 496     /* must be zero mod 8 */
  10: #define DIRSZ   sizeof(struct dent)
  11: #define MAPSIZE 4096
  12: #define MAPMASK 07777
  13: #define NAMELEN 32
  14: #define BSIZE   512
  15: #define TCSIZ   578
  16: #define TCDIRS  192
  17: #define MTSIZ   32767
  18: #define TPB (BSIZE/sizeof(struct tent))
  19: #define OK  0100000
  20: #define BRKINCR 512
  21: 
  22: #define tapeblk &tpentry[0]
  23: #define tapeb   &tpentry[0]
  24: 
  25: struct  tent    {   /* Structure of a tape directory block */
  26:     char    pathnam[NAMELEN];
  27:     short   mode;
  28:     char    uid;
  29:     char    gid;
  30:     char    spare;
  31:     char    size0;
  32:     unsigned short  size1;
  33:     long    time;
  34:     unsigned short  tapea;  /* tape address */
  35:     short   unused[8];
  36:     short   cksum;
  37: }   tpentry[TPB];
  38: 
  39: struct  dent {  /* in core version of tent with "unused" removed
  40: 		 * and pathname replaced by pointer to same in a
  41: 		 * packed area (nameblock).
  42: 		 */
  43:     char    *d_namep;
  44:     int d_mode;
  45:     int d_uid;
  46:     int d_gid;
  47:     long    d_size;
  48:     long    d_time;
  49:     int d_tapea;
  50: }  dir[MDIRENT];
  51: 
  52: char    map[MAPSIZE];
  53: char    name[NAMELEN];
  54: char    name1[NAMELEN];
  55: extern  char mt[];
  56: extern  char tc[];
  57: char    *tname;
  58: extern  char mheader[];
  59: extern  char theader[];
  60: 
  61: int narg, rnarg;
  62: char    **parg;
  63: int wseeka,rseeka;
  64: int tapsiz;
  65: int fio;
  66: short   ndirent, ndentb;
  67: struct  dent    *edir;
  68: struct  dent *lastd;        /* for improvement */
  69: char    *sbrk();
  70: char    *strcpy();
  71: long    lseek();
  72: int (*command)();
  73: 
  74: char    *nameblk;
  75: char    *top;
  76: char    *nptr;
  77: 
  78: extern  int flags;
  79: #define flc 0001
  80: #define fli 0004
  81: #define flm 0010
  82: #define flu 0020
  83: #define flv 0040
  84: #define flw 0100
  85: #define fls 0200