1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
5 -- G N A T . S O C K E T S . T H I N . T A S K _ S A F E _ N E T D B --
9 -- Copyright (C) 2007, AdaCore --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 2, or (at your option) any later ver- --
14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
17 -- for more details. You should have received a copy of the GNU General --
18 -- Public License distributed with GNAT; see file COPYING. If not, write --
19 -- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
20 -- Boston, MA 02110-1301, USA. --
22 -- As a special exception, if other files instantiate generics from this --
23 -- unit, or you link this unit with other files to produce an executable, --
24 -- this unit does not by itself cause the resulting executable to be --
25 -- covered by the GNU General Public License. This exception does not --
26 -- however invalidate any other reasons why the executable file might be --
27 -- covered by the GNU Public License. --
29 -- GNAT was originally developed by the GNAT team at New York University. --
30 -- Extensive contributions were provided by Ada Core Technologies Inc. --
32 ------------------------------------------------------------------------------
34 -- This version is used on VMS and LynxOS
36 package GNAT.Sockets.Thin.Task_Safe_NetDB is
38 ----------------------------------------
39 -- Reentrant network databases access --
40 ----------------------------------------
42 -- The following routines wrap the Nonreentrant_ versions using the task
43 -- lock, and copy the relevant data structures (under the lock) into the
44 -- result. The Nonreentrant_ versions are expected to be in the parent
45 -- package GNAT.Sockets.Thin (on platforms that use this version of
48 function Safe_Gethostbyname
50 Ret : not null access Hostent;
53 H_Errnop : not null access C.int) return C.int;
55 function Safe_Gethostbyaddr
56 (Addr : System.Address;
59 Ret : not null access Hostent;
62 H_Errnop : not null access C.int) return C.int;
64 function Safe_Getservbyname
67 Ret : not null access Servent;
69 Buflen : C.int) return C.int;
71 function Safe_Getservbyport
74 Ret : not null access Servent;
76 Buflen : C.int) return C.int;
78 end GNAT.Sockets.Thin.Task_Safe_NetDB;