1 | /* $NetBSD: uipc_usrreq_70.c,v 1.1 2016/04/06 19:45:45 roy Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c) 2016 The NetBSD Foundation, Inc. |
5 | * All rights reserved. |
6 | * |
7 | * This code is derived from software contributed to The NetBSD Foundation |
8 | * by Roy Marples. |
9 | * |
10 | * Redistribution and use in source and binary forms, with or without |
11 | * modification, are permitted provided that the following conditions |
12 | * are met: |
13 | * 1. Redistributions of source code must retain the above copyright |
14 | * notice, this list of conditions and the following disclaimer. |
15 | * 2. Redistributions in binary form must reproduce the above copyright |
16 | * notice, this list of conditions and the following disclaimer in the |
17 | * documentation and/or other materials provided with the distribution. |
18 | * |
19 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
29 | * POSSIBILITY OF SUCH DAMAGE. |
30 | */ |
31 | |
32 | #include <sys/cdefs.h> |
33 | __KERNEL_RCSID(0, "$NetBSD: uipc_usrreq_70.c,v 1.1 2016/04/06 19:45:45 roy Exp $" ); |
34 | |
35 | #include <sys/param.h> |
36 | #include <sys/lwp.h> |
37 | #include <sys/socket.h> |
38 | #include <sys/socketvar.h> |
39 | #include <sys/unpcb.h> |
40 | #include <sys/mbuf.h> |
41 | #include <sys/kauth.h> |
42 | |
43 | #include <compat/sys/socket.h> |
44 | |
45 | #ifdef COMPAT_SOCKCRED70 |
46 | struct mbuf * |
47 | compat_70_unp_addsockcred(struct lwp *l, struct mbuf *control) |
48 | { |
49 | struct sockcred70 *sc; |
50 | struct mbuf *m; |
51 | void *p; |
52 | |
53 | m = sbcreatecontrol1(&p, SOCKCRED70SIZE(kauth_cred_ngroups(l->l_cred)), |
54 | SCM_OCREDS, SOL_SOCKET, M_WAITOK); |
55 | if (m == NULL) |
56 | return control; |
57 | |
58 | sc = p; |
59 | sc->sc_uid = kauth_cred_getuid(l->l_cred); |
60 | sc->sc_euid = kauth_cred_geteuid(l->l_cred); |
61 | sc->sc_gid = kauth_cred_getgid(l->l_cred); |
62 | sc->sc_egid = kauth_cred_getegid(l->l_cred); |
63 | sc->sc_ngroups = kauth_cred_ngroups(l->l_cred); |
64 | |
65 | for (int i = 0; i < sc->sc_ngroups; i++) |
66 | sc->sc_groups[i] = kauth_cred_group(l->l_cred, i); |
67 | |
68 | return m_add(control, m); |
69 | } |
70 | #endif |
71 | |