| 1 | (* HCoop Domtool (http://hcoop.sourceforge.net/) |
| 2 | * Copyright (c) 2006, Adam Chlipala |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; either version 2 |
| 7 | * of the License, or (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 17 | *) |
| 18 | |
| 19 | (* Per-user access control lists for resources various *) |
| 20 | |
| 21 | signature ACL = sig |
| 22 | |
| 23 | type acl = {user : string, (* The UNIX user being granted a permission *) |
| 24 | class : string, (* The type of permission granted *) |
| 25 | value : string} (* The object for which it is granted *) |
| 26 | |
| 27 | val query : acl -> bool |
| 28 | (* Is this permission granted? *) |
| 29 | |
| 30 | val queryAll : string -> (string * string list) list |
| 31 | (* What are all of a user's permissions, by class? *) |
| 32 | |
| 33 | val users : unit -> string list |
| 34 | (* Which users have been granted privileges? *) |
| 35 | |
| 36 | val whoHas : {class : string, value : string} -> string list |
| 37 | (* Which users have a permission? *) |
| 38 | |
| 39 | val class : {user : string, class : string} -> DataStructures.StringSet.set |
| 40 | (* For what objects does the user have the permission? *) |
| 41 | |
| 42 | val grant : acl -> unit |
| 43 | val revoke : acl -> unit |
| 44 | (* Grant/ungrant the user the permission. *) |
| 45 | |
| 46 | val revokeFromAll : {class : string, value : string} -> unit |
| 47 | |
| 48 | val rmuser : string -> unit |
| 49 | (* Remove all of a user's privileges. *) |
| 50 | |
| 51 | val read : string -> unit |
| 52 | val write : string -> unit |
| 53 | (* Read/write saved ACL state from/to a file *) |
| 54 | |
| 55 | val queryDomain : {user : string, domain : string} -> bool |
| 56 | (* Like a call to [query] for class 'domain', but considers subdomains, too *) |
| 57 | end |