From b5fca1cb2a4372c697948e57a9768bd5d6c11aac Mon Sep 17 00:00:00 2001
From: Brian Feldman <green@FreeBSD.org>
Date: Fri, 27 Aug 1999 16:35:37 +0000
Subject: [PATCH] Add FIODTYPE ioctl for getting d_flags (type) info on a
 device.

Okayed by:	phk
---
 sys/kern/vfs_vnops.c | 8 +++++++-
 sys/sys/filio.h      | 3 ++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/sys/kern/vfs_vnops.c b/sys/kern/vfs_vnops.c
index 71a43f56180f..a91ca18672f8 100644
--- a/sys/kern/vfs_vnops.c
+++ b/sys/kern/vfs_vnops.c
@@ -36,7 +36,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)vfs_vnops.c	8.2 (Berkeley) 1/21/94
- * $Id: vfs_vnops.c,v 1.74 1999/08/13 11:22:48 phk Exp $
+ * $Id: vfs_vnops.c,v 1.75 1999/08/25 11:44:11 phk Exp $
  */
 
 #include <sys/param.h>
@@ -496,6 +496,12 @@ vn_ioctl(fp, com, data, p)
 	case VFIFO:
 	case VCHR:
 	case VBLK:
+		if (com == FIODTYPE) {
+			if (vp->v_type != VCHR && vp->v_type != VBLK)
+				return (ENOTTY);
+			*(int *)data = devsw(vp->v_rdev)->d_flags & D_TYPEMASK;
+			return (0);
+		}
 		error = VOP_IOCTL(vp, com, data, fp->f_flag, p->p_ucred, p);
 		if (error == 0 && com == TIOCSCTTY) {
 
diff --git a/sys/sys/filio.h b/sys/sys/filio.h
index b82a649c0feb..d0c94af7b644 100644
--- a/sys/sys/filio.h
+++ b/sys/sys/filio.h
@@ -36,7 +36,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)filio.h	8.1 (Berkeley) 3/28/94
- * $Id$
+ * $Id: filio.h,v 1.4 1997/02/22 09:45:16 peter Exp $
  */
 
 #ifndef	_SYS_FILIO_H_
@@ -52,5 +52,6 @@
 #define	FIOASYNC	_IOW('f', 125, int)	/* set/clear async i/o */
 #define	FIOSETOWN	_IOW('f', 124, int)	/* set owner */
 #define	FIOGETOWN	_IOR('f', 123, int)	/* get owner */
+#define	FIODTYPE	_IOR('f', 122, int)	/* get d_flags type part */
 
 #endif /* !_SYS_FILIO_H_ */