diff options
Diffstat (limited to 'libnetfs/make-peropen.c')
-rw-r--r-- | libnetfs/make-peropen.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/libnetfs/make-peropen.c b/libnetfs/make-peropen.c new file mode 100644 index 00000000..92f58da0 --- /dev/null +++ b/libnetfs/make-peropen.c @@ -0,0 +1,56 @@ +/* + Copyright (C) 1995, 1997 Free Software Foundation, Inc. + Written by Michael I. Bushnell, p/BSG. + + This file is part of the GNU Hurd. + + The GNU Hurd is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2, or (at + your option) any later version. + + The GNU Hurd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. */ + +#include "netfs.h" +#include <sys/file.h> + +struct peropen * +netfs_make_peropen (struct node *np, int flags, struct peropen *context) +{ + struct peropen *po = malloc (sizeof (struct peropen)); + + po->filepointer = 0; + po->lock_status = LOCK_UN; + po->refcnt = 0; + po->openstat = flags; + po->np = np; + + if (context) + { + po->root_parent = context->root_parent; + if (po->root_parent != MACH_PORT_NULL) + mach_port_mod_refs (mach_task_self (), po->root_parent, + MACH_PORT_RIGHT_SEND, 1); + + po->shadow_root = context->shadow_root; + if (po->shadow_root) + netfs_nref (po->shadow_root); + + po->shadow_root_parent = context->shadow_root_parent; + if (po->shadow_root_parent != MACH_PORT_NULL) + mach_port_mod_refs (mach_task_self (), po->shadow_root_parent, + MACH_PORT_RIGHT_SEND, 1); + } + + netfs_nref (np); + + return po; +} + |