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1 #include "lib9.h"2 #include <bio.h>4 vlong5 Boffset(Biobuf *bp)6 {7 vlong n;9 switch(bp->state) {10 default:11 fprint(2, "Boffset: unknown state %d\n", bp->state);12 n = Beof;13 break;15 case Bracteof:16 case Bractive:17 n = bp->offset + bp->icount;18 break;20 case Bwactive:21 n = bp->offset + (bp->bsize + bp->ocount);22 break;23 }24 return n;25 }