[src/trunk]: src/sys/rump/librump/rumpvfs support vop_pathconf

[pooka <pooka%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/1dda1883186c
branches:  trunk
changeset: 758628:1dda1883186c
user:      pooka <pooka%NetBSD.org@localhost>
date:      Thu Nov 11 16:08:31 2010 +0000

description:
support vop_pathconf

diffstat:

 sys/rump/librump/rumpvfs/rumpfs.c |  54 +++++++++++++++++++++++++++++++++++++-
 1 files changed, 52 insertions(+), 2 deletions(-)

diffs (96 lines):

diff -r f856833d47be -r 1dda1883186c sys/rump/librump/rumpvfs/rumpfs.c
--- a/sys/rump/librump/rumpvfs/rumpfs.c Thu Nov 11 16:03:55 2010 +0000
+++ b/sys/rump/librump/rumpvfs/rumpfs.c Thu Nov 11 16:08:31 2010 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: rumpfs.c,v 1.69 2010/11/11 16:01:59 pooka Exp $        */
+/*     $NetBSD: rumpfs.c,v 1.70 2010/11/11 16:08:31 pooka Exp $        */
 
 /*
  * Copyright (c) 2009  Antti Kantee.  All Rights Reserved.
@@ -26,7 +26,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: rumpfs.c,v 1.69 2010/11/11 16:01:59 pooka Exp $");
+__KERNEL_RCSID(0, "$NetBSD: rumpfs.c,v 1.70 2010/11/11 16:08:31 pooka Exp $");
 
 #include <sys/param.h>
 #include <sys/atomic.h>
@@ -45,6 +45,7 @@
 #include <sys/stat.h>
 #include <sys/syscallargs.h>
 #include <sys/vnode.h>
+#include <sys/unistd.h>
 
 #include <miscfs/fifofs/fifo.h>
 #include <miscfs/specfs/specdev.h>
@@ -73,6 +74,7 @@
 static int rump_vop_symlink(void *);
 static int rump_vop_readlink(void *);
 static int rump_vop_whiteout(void *);
+static int rump_vop_pathconf(void *);
 
 int (**fifo_vnodeop_p)(void *);
 const struct vnodeopv_entry_desc fifo_vnodeop_entries[] = {
@@ -111,6 +113,7 @@
        { &vop_reclaim_desc, rump_vop_reclaim },
        { &vop_remove_desc, genfs_eopnotsupp },
        { &vop_link_desc, genfs_eopnotsupp },
+       { &vop_pathconf_desc, rump_vop_pathconf },
        { NULL, NULL }
 };
 const struct vnodeopv_desc rump_vnodeop_opv_desc =
@@ -1113,6 +1116,53 @@
 }
 
 static int
+rump_vop_pathconf(void *v)
+{
+       struct vop_pathconf_args /* {
+               struct vnode *a_vp;
+               int a_name;
+               register_t *a_retval;
+       }; */ *ap = v;
+       int name = ap->a_name;
+       register_t *retval = ap->a_retval;
+
+       switch (name) {
+       case _PC_LINK_MAX:
+               *retval = LINK_MAX;
+               return 0;
+       case _PC_NAME_MAX:
+               *retval = NAME_MAX;
+               return 0;
+       case _PC_PATH_MAX:
+               *retval = PATH_MAX;
+               return 0;
+       case _PC_PIPE_BUF:
+               *retval = PIPE_BUF;
+               return 0;
+       case _PC_CHOWN_RESTRICTED:
+               *retval = 1;
+               return 0;
+       case _PC_NO_TRUNC:
+               *retval = 1;
+               return 0;
+       case _PC_SYNC_IO:
+               *retval = 1;
+               return 0;
+       case _PC_FILESIZEBITS:
+               *retval = 43; /* this one goes to 11 */
+               return 0;
+       case _PC_SYMLINK_MAX:
+               *retval = MAXPATHLEN;
+               return 0;
+       case _PC_2_SYMLINKS:
+               *retval = 1;
+               return 0;
+       default:
+               return EINVAL;
+       }
+}
+
+static int
 rump_vop_success(void *v)
 {