* attribute.cs (GetMarshal): Work even if "DefineCustom" is
[mono.git] / mcs / class / Mono.Posix / Mono.Unix / UnixGroup.cs
1 //
2 // Mono.Unix/UnixGroup.cs
3 //
4 // Authors:
5 //   Jonathan Pryor (jonpryor@vt.edu)
6 //
7 // (C) 2004 Jonathan Pryor
8 //
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
16 // 
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
19 // 
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 //
28
29 using System;
30 using System.Collections;
31 using Mono.Unix;
32
33 namespace Mono.Unix {
34
35         public sealed class UnixGroup
36         {
37                 private UnixGroup () {}
38
39                 public static uint GetGroupId (string group)
40                 {
41                         return new UnixGroupInfo (group).GroupId;
42                 }
43
44                 public static string[] GetMembers (string group)
45                 {
46                         return new UnixGroupInfo (group).Members;
47                 }
48
49                 public static string[] GetMembers (uint group)
50                 {
51                         return new UnixGroupInfo (group).Members;
52                 }
53
54                 public static string GetName (uint group)
55                 {
56                         return new UnixGroupInfo (group).GroupName;
57                 }
58
59                 public static string GetPassword (string group)
60                 {
61                         return new UnixGroupInfo (group).Password;
62                 }
63
64                 public static string GetPassword (uint group)
65                 {
66                         return new UnixGroupInfo (group).Password;
67                 }
68
69                 public static UnixGroupInfo[] GetLocalGroups ()
70                 {
71                         ArrayList entries = new ArrayList ();
72                         Syscall.SetLastError ((Error) 0);
73                         lock (Syscall.grp_lock) {
74                                 Syscall.setgrent ();
75                                 if (Syscall.GetLastError () != (Error) 0)
76                                         UnixMarshal.ThrowExceptionForLastError ();
77                                 try {
78                                         Group g;
79                                         while ((g = Syscall.getgrent()) != null)
80                                                 entries.Add (new UnixGroupInfo (g));
81                                         if (Syscall.GetLastError() != (Error) 0)
82                                                 UnixMarshal.ThrowExceptionForLastError ();
83                                 }
84                                 finally {
85                                         Syscall.endgrent ();
86                                 }
87                         }
88                         return (UnixGroupInfo[]) entries.ToArray (typeof(UnixGroupInfo));
89                 }
90         }
91 }
92
93 // vim: noexpandtab