123456789101112131415161718192021 |
- #include <u.h>
- #include <libc.h>
- #include <bio.h>
- int
- Bbuffered(Biobufhdr *bp)
- {
- switch(bp->state) {
- case Bracteof:
- case Bractive:
- return -bp->icount;
- case Bwactive:
- return bp->bsize + bp->ocount;
- case Binactive:
- return 0;
- }
- fprint(2, "Bbuffered: unknown state %d\n", bp->state);
- return 0;
- }
|