usr/src/cmd/tp/tp.h

/*      c-version of tp?.s
 *
 *      M. Ferentz
 *      August 1976
 *
 *      revised July 1977 BTL
 */

#define MDIRENT 496             /* must be zero mod 8 */
#define DIRSZ   sizeof(struct dent)
#define MAPSIZE 4096
#define MAPMASK 07777
#define NAMELEN 32
#define BSIZE   512
#define TCSIZ   578
#define TCDIRS  192
#define MTSIZ   32767
#define TPB     (BSIZE/sizeof(struct tent))
#define OK      0100000
#define BRKINCR 512

#define tapeblk &tpentry[0]
#define tapeb   &tpentry[0]

struct  tent    {       /* Structure of a tape directory block */
        char    pathnam[NAMELEN];
        short   mode;
        char    uid;
        char    gid;
        char    spare;
        char    size0;
        unsigned short  size1;
        long    time;
        unsigned short  tapea;  /* tape address */
        short   unused[8];
        short   cksum;
}       tpentry[TPB];

struct  dent {  /* in core version of tent with "unused" removed
                 * and pathname replaced by pointer to same in a
                 * packed area (nameblock).
                 */
        char    *d_namep;
        int     d_mode;
        int     d_uid;
        int     d_gid;
        long    d_size;
        long    d_time;
        int     d_tapea;
}  dir[MDIRENT];

char    map[MAPSIZE];
char    name[NAMELEN];
char    name1[NAMELEN];
extern  char mt[];
extern  char tc[];
char    *tname;
extern  char mheader[];
extern  char theader[];

int     narg, rnarg;
char    **parg;
int     wseeka,rseeka;
int     tapsiz;
int     fio;
short   ndirent, ndentb;
struct  dent    *edir;
struct  dent *lastd;            /* for improvement */
char    *sbrk();
char    *strcpy();
long    lseek();
int     (*command)();

char    *nameblk;
char    *top;
char    *nptr;

extern  int     flags;
#define flc     0001
#define fli     0004
#define flm     0010
#define flu     0020
#define flv     0040
#define flw     0100
#define fls     0200