+/*
+ * File table vnode stat routine.
+ */
+vn_stat(vp, sb, p)
+ struct vnode *vp;
+ register struct stat *sb;
+ struct proc *p;
+{
+ struct vattr vattr;
+ register struct vattr *vap;
+ int error;
+ u_short mode;
+
+ vap = &vattr;
+ error = VOP_GETATTR(vp, vap, p->p_ucred, p);
+ if (error)
+ return (error);
+ /*
+ * Copy from vattr table
+ */
+ sb->st_dev = vap->va_fsid;
+ sb->st_ino = vap->va_fileid;
+ mode = vap->va_mode;
+ switch (vp->v_type) {
+ case VREG:
+ mode |= S_IFREG;
+ break;
+ case VDIR:
+ mode |= S_IFDIR;
+ break;
+ case VBLK:
+ mode |= S_IFBLK;
+ break;
+ case VCHR:
+ mode |= S_IFCHR;
+ break;
+ case VLNK:
+ mode |= S_IFLNK;
+ break;
+ case VSOCK:
+ mode |= S_IFSOCK;
+ break;
+ case VFIFO:
+ mode |= S_IFIFO;
+ break;
+ default:
+ return (EBADF);
+ };
+ sb->st_mode = mode;
+ sb->st_nlink = vap->va_nlink;
+ sb->st_uid = vap->va_uid;
+ sb->st_gid = vap->va_gid;
+ sb->st_rdev = vap->va_rdev;
+ sb->st_size = vap->va_size;
+ sb->st_atime = vap->va_atime.tv_sec;
+ sb->st_spare1 = 0;
+ sb->st_mtime = vap->va_mtime.tv_sec;
+ sb->st_spare2 = 0;
+ sb->st_ctime = vap->va_ctime.tv_sec;
+ sb->st_spare3 = 0;
+ sb->st_blksize = vap->va_blocksize;
+ sb->st_flags = vap->va_flags;
+ sb->st_gen = vap->va_gen;
+ sb->st_blocks = vap->va_bytes / S_BLKSIZE;
+ return (0);
+}
+
+/*
+ * File table vnode ioctl routine.
+ */
+vn_ioctl(fp, com, data, p)
+ struct file *fp;
+ int com;
+ caddr_t data;
+ struct proc *p;
+{
+ register struct vnode *vp = ((struct vnode *)fp->f_data);
+ struct vattr vattr;
+ int error;
+
+ switch (vp->v_type) {
+
+ case VREG:
+ case VDIR:
+ if (com == FIONREAD) {
+ if (error = VOP_GETATTR(vp, &vattr, p->p_ucred, p))
+ return (error);
+ *(off_t *)data = vattr.va_size - fp->f_offset;
+ return (0);
+ }
+ if (com == FIONBIO || com == FIOASYNC) /* XXX */
+ return (0); /* XXX */
+ /* fall into ... */
+
+ default:
+ return (ENOTTY);
+
+ case VFIFO:
+ case VCHR:
+ case VBLK:
+ error = VOP_IOCTL(vp, com, data, fp->f_flag, p->p_ucred, p);
+ if (error == 0 && com == TIOCSCTTY) {
+ p->p_session->s_ttyvp = vp;
+ VREF(vp);
+ }
+ return (error);