chmod/chmod_acl.h

   1 /*
   2  * Copyright (c) 1989, 1993, 1994
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *      This product includes software developed by the University of
  16  *      California, Berkeley and its contributors.
  17  * 4. Neither the name of the University nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 #ifdef __APPLE__
  35 #include <pwd.h>
  36 #include <grp.h>
  37 #include <ctype.h>
  38 #include <sys/acl.h>
  39 #include <sys/kauth.h>
  40 #include <uuid/uuid.h>
  41
  42 #define ACL_FLAG (1<<0)
  43 #define ACL_SET_FLAG (1<<1)
  44 #define ACL_DELETE_FLAG (1<<2)
  45 #define ACL_REWRITE_FLAG (1<<3)
  46 #define ACL_ORDER_FLAG (1<<4)
  47 #define ACL_INHERIT_FLAG (1<<5)
  48 #define ACL_FOLLOW_LINK (1<<6)
  49 #define ACL_FROM_STDIN (1<<7)
  50 #define ACL_CHECK_CANONICITY (1<<8)
  51 #define ACL_REMOVE_INHERIT_FLAG (1<<9)
  52 #define ACL_REMOVE_INHERITED_ENTRIES (1<<10)
  53 #define ACL_NO_TRANSLATE (1<<11)
  54 #define ACL_INVOKE_EDITOR (1<<12)
  55 #define ACL_TO_STDOUT (1<<13)
  56 #define ACL_CLEAR_FLAG (1<<14)
  57
  58 #define INHERITANCE_TIER (-5)
  59 #define MINIMUM_TIER (-1000)
  60
  61 #define MATCH_EXACT (2)
  62 #define MATCH_PARTIAL (1)
  63 #define MATCH_NONE (-1)
  64 #define MATCH_SUBSET (-2)
  65 #define MATCH_SUPERSET (-3)
  66
  67 #define MAX_ACL_TEXT_SIZE 4096
  68 #define MAX_INHERITANCE_LEVEL 1024
  69
  70 extern int search_acl_block(char *tok);
  71 extern int parse_entry(char *entrybuf, acl_entry_t newent);
  72 extern acl_t parse_acl_entries(const char *input);
  73 extern int score_acl_entry(acl_entry_t entry);
  74 extern unsigned get_inheritance_level(acl_entry_t entry);
  75 extern int compare_acl_qualifiers(uuid_t *qa, uuid_t *qb);
  76 extern int compare_acl_permsets(acl_permset_t aperms, acl_permset_t bperms);
  77 extern int compare_acl_entries(acl_entry_t a, acl_entry_t b);
  78 extern unsigned is_canonical(acl_t acl);
  79 extern int find_matching_entry (acl_t acl, acl_entry_t modifier, acl_entry_t *rentry, unsigned match_inherited);
  80 extern unsigned find_canonical_position(acl_t acl, acl_entry_t modifier);
  81 extern int subtract_from_entry(acl_entry_t rentry, acl_entry_t  modifier);
  82 extern int modify_acl(acl_t *oaclp, acl_entry_t modifier, unsigned int optflags, int position, int inheritance_level, unsigned flag_new_acl);
  83 extern int modify_file_acl(unsigned int optflags, const char *path, acl_t modifier, int position, int inheritance_level);
  84 extern uuid_t *name_to_uuid(char *tok, int nametype);
  85 #endif /* __APPLE__*/