Commit | Line | Data |
---|---|---|
7f918cf1 CE |
1 | (* Copyright (C) 2002-2006, 2008 Henry Cejtin, Matthew Fluet, Suresh |
2 | * Jagannathan, and Stephen Weeks. | |
3 | * | |
4 | * MLton is released under a BSD-style license. | |
5 | * See the file MLton-LICENSE for details. | |
6 | *) | |
7 | ||
8 | structure GenericSock : GENERIC_SOCK = | |
9 | struct | |
10 | structure Prim = PrimitiveFFI.Socket.GenericSock | |
11 | structure PE = Posix.Error | |
12 | structure PESC = PE.SysCall | |
13 | ||
14 | fun socket' (af, st, p) = | |
15 | (Socket.fromRep o PESC.simpleResult) | |
16 | (fn () => Prim.socket (Net.AddrFamily.toRep af, | |
17 | Socket.SOCKExtra.toRep st, | |
18 | C_Int.fromInt p)) | |
19 | ||
20 | fun socketPair' (af, st, p) = | |
21 | let | |
22 | val a : C_Sock.t array = Array.array (2, C_Sock.fromInt 0) | |
23 | val get = fn i => Socket.fromRep (Array.sub (a, i)) | |
24 | in | |
25 | PESC.syscall | |
26 | (fn () => (Prim.socketPair (Net.AddrFamily.toRep af, | |
27 | Socket.SOCKExtra.toRep st, | |
28 | C_Int.fromInt p, | |
29 | a), | |
30 | fn _ => (get 0, get 1))) | |
31 | end | |
32 | ||
33 | fun socket (af, st) = socket' (af, st, 0) | |
34 | ||
35 | fun socketPair (af, st) = socketPair' (af, st, 0) | |
36 | end |