release/src/router/nfs-utils/utils/mount/parse_opt.h

   1 /*
   2  * parse_opt.h -- mount option string parsing helpers
   3  *
   4  * Copyright (C) 2007 Oracle.  All rights reserved.
   5  * Copyright (C) 2007 Chuck Lever <chuck.lever@oracle.com>
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2 of the License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public
  18  * License along with this program; if not, write to the
  19  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  20  * Boston, MA 021110-1307, USA.
  21  *
  22  */
  23
  24 #ifndef _NFS_UTILS_PARSE_OPT_H
  25 #define _NFS_UTILS_PARSE_OPT_H
  26
  27 typedef enum {
  28         PO_FAILED = 0,
  29         PO_SUCCEEDED = 1,
  30 } po_return_t;
  31
  32 typedef enum {
  33         PO_NOT_FOUND = 0,
  34         PO_FOUND = 1,
  35         PO_BAD_VALUE = 2,
  36 } po_found_t;
  37
  38 struct mount_options;
  39
  40 struct mount_options *  po_split(char *);
  41 void                    po_replace(struct mount_options *,
  42                                    struct mount_options *);
  43 po_return_t             po_join(struct mount_options *, char **);
  44
  45 po_return_t             po_append(struct mount_options *, char *);
  46 po_found_t              po_contains(struct mount_options *, char *);
  47 char *                  po_get(struct mount_options *, char *);
  48 po_found_t              po_get_numeric(struct mount_options *,
  49                                         char *, long *);
  50 int                     po_rightmost(struct mount_options *,
  51                                         const char *keys[]);
  52 po_found_t              po_remove_all(struct mount_options *, char *);
  53 void                    po_destroy(struct mount_options *);
  54
  55 #endif  /* _NFS_UTILS_PARSE_OPT_H */