#include <u.h>
#include <base.h>
#include <sys.h>

int
fs·read(fs·Directory *dir, fs·DirEntry **ent)
{
    int err;
    uintptr n;

    fs·DirEntry *de;
    if(dir->pos >= dir->end){
        if((err=sys·direntry(dir->fd, arrlen(dir->buf), dir->buf, &n)))
            return err;
        dir->pos = 0;
        dir->end = n;
    }

    de = (fs·DirEntry *)(dir->buf + dir->pos);
    dir->pos += de->len;
    dir->off  = de->off;

    *ent = de;
    return 0;
}