1 #include "lib9.h" 2 #include <bio.h> 3 4 vlong 5 Boffset(Biobuf *bp) 6 { 7 vlong n; 8 9 switch(bp->state) { 10 default: 11 fprint(2, "Boffset: unknown state %d\n", bp->state); 12 n = Beof; 13 break; 14 15 case Bracteof: 16 case Bractive: 17 n = bp->offset + bp->icount; 18 break; 19 20 case Bwactive: 21 n = bp->offset + (bp->bsize + bp->ocount); 22 break; 23 } 24 return n; 25 } 26