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WebSVN – planix.SVN – Blame – /os/branches/feature_fixcpp/sys/src/libbio/boffset.c – Rev 2

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#include	<u.h>
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#include	<libc.h>
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#include	<bio.h>
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vlong
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Boffset(Biobufhdr *bp)
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{
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	vlong n;
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	switch(bp->state) {
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	default:
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		fprint(2, "Boffset: unknown state %d\n", bp->state);
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		n = Beof;
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		break;
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	case Bracteof:
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	case Bractive:
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		n = bp->offset + bp->icount;
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		break;
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	case Bwactive:
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		n = bp->offset + (bp->bsize + bp->ocount);
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		break;
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	}
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	return n;
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}