usr/src/lib/smbsrv/libfksmbsrv/common/fake_vnode.c

   1 /*
   2  * This file and its contents are supplied under the terms of the
   3  * Common Development and Distribution License ("CDDL"), version 1.0.
   4  * You may only use this file in accordance with the terms of version
   5  * 1.0 of the CDDL.
   6  *
   7  * A full copy of the text of the CDDL should have accompanied this
   8  * source.  A copy of the CDDL is also available via the Internet at
   9  * http://www.illumos.org/license/CDDL.
  10  */
  11
  12 /*
  13  * Copyright 2013 Nexenta Systems, Inc.  All rights reserved.
  14  */
  15
  16 #include <sys/types.h>
  17 #include <sys/param.h>
  18 #include <sys/systm.h>
  19 #include <sys/cmn_err.h>
  20 #include <sys/cred.h>
  21 #include <sys/debug.h>
  22 #include <sys/errno.h>
  23 #include <sys/file.h>
  24 #include <sys/kmem.h>
  25 #include <sys/t_lock.h>
  26 #include <sys/user.h>
  27 #include <sys/uio.h>
  28 #include <sys/pathname.h>
  29 #include <sys/sysmacros.h>
  30 #include <sys/vfs.h>
  31 #include <sys/vnode.h>
  32
  33 #include <sys/acl.h>
  34 #include <sys/nbmlock.h>
  35 #include <sys/fcntl.h>
  36
  37 /*
  38  * Are vp1 and vp2 the same vnode?
  39  */
  40 int
  41 vn_compare(vnode_t *vp1, vnode_t *vp2)
  42 {
  43         vnode_t *realvp;
  44
  45         if (vp1 != NULL && VOP_REALVP(vp1, &realvp, NULL) == 0)
  46                 vp1 = realvp;
  47         if (vp2 != NULL && VOP_REALVP(vp2, &realvp, NULL) == 0)
  48                 vp2 = realvp;
  49         return (VN_CMP(vp1, vp2));
  50 }
  51
  52 /* ARGSUSED */
  53 vfs_t *
  54 vn_mountedvfs(vnode_t *vp)
  55 {
  56         return (NULL);
  57 }
  58
  59 void
  60 xva_init(xvattr_t *xvap)
  61 {
  62         bzero(xvap, sizeof (xvattr_t));
  63         xvap->xva_mapsize = XVA_MAPSIZE;
  64         xvap->xva_magic = XVA_MAGIC;
  65         xvap->xva_vattr.va_mask = AT_XVATTR;
  66         xvap->xva_rtnattrmapp = &(xvap->xva_rtnattrmap)[0];
  67 }
  68
  69 /*
  70  * If AT_XVATTR is set, returns a pointer to the embedded xoptattr_t
  71  * structure.  Otherwise, returns NULL.
  72  */
  73 xoptattr_t *
  74 xva_getxoptattr(xvattr_t *xvap)
  75 {
  76         xoptattr_t *xoap = NULL;
  77         if (xvap->xva_vattr.va_mask & AT_XVATTR)
  78                 xoap = &xvap->xva_xoptattrs;
  79         return (xoap);
  80 }