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1.1 ! root 1: /* @(#)tp.h 4.1 12/18/82 */ ! 2: ! 3: /* c-version of tp?.s ! 4: * ! 5: * M. Ferentz ! 6: * August 1976 ! 7: * ! 8: * revised July 1977 BTL ! 9: */ ! 10: ! 11: #define MDIRENT 496 /* must be zero mod 8 */ ! 12: #define DIRSZ sizeof(struct dent) ! 13: #define MAPSIZE 4096 ! 14: #define MAPMASK 07777 ! 15: #define NAMELEN 32 ! 16: #define BSIZE 512 ! 17: #define TCSIZ 578 ! 18: #define TCDIRS 192 ! 19: #define MTSIZ 32767 ! 20: #define TPB (BSIZE/sizeof(struct tent)) ! 21: #define OK 0100000 ! 22: #define BRKINCR 512 ! 23: ! 24: #define tapeblk &tpentry[0] ! 25: #define tapeb &tpentry[0] ! 26: ! 27: struct tent { /* Structure of a tape directory block */ ! 28: char pathnam[NAMELEN]; ! 29: short mode; ! 30: char uid; ! 31: char gid; ! 32: char spare; ! 33: char size0; ! 34: unsigned short size1; ! 35: long time; ! 36: unsigned short tapea; /* tape address */ ! 37: short unused[8]; ! 38: short cksum; ! 39: } tpentry[TPB]; ! 40: ! 41: struct dent { /* in core version of tent with "unused" removed ! 42: * and pathname replaced by pointer to same in a ! 43: * packed area (nameblock). ! 44: */ ! 45: char *d_namep; ! 46: int d_mode; ! 47: int d_uid; ! 48: int d_gid; ! 49: long d_size; ! 50: long d_time; ! 51: int d_tapea; ! 52: } dir[MDIRENT]; ! 53: ! 54: char map[MAPSIZE]; ! 55: char name[NAMELEN]; ! 56: char name1[NAMELEN]; ! 57: extern char mt[]; ! 58: extern char tc[]; ! 59: char *tname; ! 60: extern char mheader[]; ! 61: extern char theader[]; ! 62: ! 63: int narg, rnarg; ! 64: char **parg; ! 65: int wseeka,rseeka; ! 66: int tapsiz; ! 67: int fio; ! 68: short ndirent, ndentb; ! 69: struct dent *edir; ! 70: struct dent *lastd; /* for improvement */ ! 71: char *sbrk(); ! 72: char *strcpy(); ! 73: long lseek(); ! 74: int (*command)(); ! 75: ! 76: char *nameblk; ! 77: char *top; ! 78: char *nptr; ! 79: ! 80: extern int flags; ! 81: #define flc 0001 ! 82: #define fli 0004 ! 83: #define flm 0010 ! 84: #define flu 0020 ! 85: #define flv 0040 ! 86: #define flw 0100 ! 87: #define fls 0200
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