lib/libshare/libshare_impl.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21
  22 /*
  23  * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
  24  * Copyright (c) 2011 Gunnar Beutner
  25  */
  26
  27 struct sa_handle_impl;
  28
  29 typedef struct sa_share_fsinfo {
  30         boolean_t active;
  31         char *resource;
  32         char *shareopts;
  33 } sa_share_fsinfo_t;
  34
  35 typedef struct sa_share_impl {
  36         struct sa_share_impl *next;
  37
  38         struct sa_handle_impl *handle;
  39
  40         char *sharepath;
  41         char *dataset;
  42
  43         sa_share_fsinfo_t *fsinfo; /* per-fstype information */
  44 } *sa_share_impl_t;
  45
  46 #define FSINFO(impl_share, fstype) (&(impl_share->fsinfo[fstype->fsinfo_index]))
  47
  48 typedef struct sa_share_ops {
  49         int (*enable_share)(sa_share_impl_t share);
  50         int (*disable_share)(sa_share_impl_t share);
  51         int (*validate_shareopts)(const char *shareopts);
  52         int (*update_shareopts)(sa_share_impl_t impl_share,
  53             const char *resource, const char *shareopts);
  54         void (*clear_shareopts)(sa_share_impl_t impl_share);
  55 } sa_share_ops_t;
  56
  57 typedef struct sa_fstype {
  58         struct sa_fstype *next;
  59
  60         const char *name;
  61         const sa_share_ops_t *ops;
  62         int fsinfo_index;
  63 } sa_fstype_t;
  64
  65 typedef struct sa_handle_impl {
  66         libzfs_handle_t *zfs_libhandle;
  67         sa_share_impl_t shares;
  68 } *sa_handle_impl_t;
  69
  70 sa_fstype_t *register_fstype(const char *name, const sa_share_ops_t *ops);