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
46struct mbuf *
47compat_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