111 #define bytblk(fs, n)  ((n) >> (fs)->bshift)  argument
112 #define blkbyt(fs, b)  ((b) << (fs)->bshift)  argument
113 #define secblk(fs, s)  ((s) >> ((fs)->bshift - SSHIFT))  argument
114 #define blksec(fs, b)  ((b) << ((fs)->bshift - SSHIFT))  argument
117 #define blkoff(fs, b) (secbyt((fs)->lsndta) + blkbyt(fs, (b) - LOCLUS))  argument
120 #define blklsn(fs, b)  ((fs)->lsndta + blksec(fs, (b) - LOCLUS))  argument
128 #define okclus(fs, c)  ((c) >= LOCLUS && (c) <= (fs)->xclus)  argument
148 dos_read_fatblk(DOS_FS *fs, struct open_file *fd, u_int blknum)  in dos_read_fatblk()
182 dos_mount(DOS_FS *fs, struct open_file *fd)  in dos_mount()
222 dos_unmount(DOS_FS *fs)  in dos_unmount()
239     DOS_FS *fs;  in dos_open()  local
379     DOS_FS *fs = f->fs;  in dos_close()  local
498 parsebs(DOS_FS *fs, DOS_BS *bs)  in parsebs()
547 namede(DOS_FS *fs, const char *path, DOS_DE **dep)  in namede()
582 lookup(DOS_FS *fs, u_int clus, const char *name, DOS_DE **dep)  in lookup()
718 fsize(DOS_FS *fs, DOS_DE *de)  in fsize()
740 fatcnt(DOS_FS *fs, u_int c)  in fatcnt()
755 fatget(DOS_FS *fs, u_int *c)  in fatget()
818 ioread(DOS_FS *fs, u_int offset, void *buf, size_t nbyte)  in ioread()