2 * Copyright (c) 2008 Apple Inc.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of Apple Inc. ("Apple") nor the names of
14 * its contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR
21 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
25 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
26 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 * POSSIBILITY OF SUCH DAMAGE.
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
33 #include <sys/param.h>
34 #include <sys/socket.h>
36 #include <security/audit/audit.h>
38 #include <bsm/audit_record.h>
39 #include <bsm/audit_socket_type.h>
41 struct bsm_socket_type {
42 u_short bst_bsm_socket_type;
43 int bst_local_socket_type;
46 #define ST_NO_LOCAL_MAPPING -600
48 static const struct bsm_socket_type bsm_socket_types[] = {
49 { BSM_SOCK_DGRAM, SOCK_DGRAM },
50 { BSM_SOCK_STREAM, SOCK_STREAM },
51 { BSM_SOCK_RAW, SOCK_RAW },
52 { BSM_SOCK_RDM, SOCK_RDM },
53 { BSM_SOCK_SEQPACKET, SOCK_SEQPACKET },
55 static const int bsm_socket_types_count = sizeof(bsm_socket_types) /
56 sizeof(bsm_socket_types[0]);
58 static const struct bsm_socket_type *
59 bsm_lookup_local_socket_type(int local_socket_type)
63 for (i = 0; i < bsm_socket_types_count; i++) {
64 if (bsm_socket_types[i].bst_local_socket_type ==
66 return (&bsm_socket_types[i]);
72 au_socket_type_to_bsm(int local_socket_type)
74 const struct bsm_socket_type *bstp;
76 bstp = bsm_lookup_local_socket_type(local_socket_type);
78 return (BSM_SOCK_UNKNOWN);
79 return (bstp->bst_bsm_socket_type);
82 static const struct bsm_socket_type *
83 bsm_lookup_bsm_socket_type(u_short bsm_socket_type)
87 for (i = 0; i < bsm_socket_types_count; i++) {
88 if (bsm_socket_types[i].bst_bsm_socket_type ==
90 return (&bsm_socket_types[i]);
96 au_bsm_to_socket_type(u_short bsm_socket_type, int *local_socket_typep)
98 const struct bsm_socket_type *bstp;
100 bstp = bsm_lookup_bsm_socket_type(bsm_socket_type);
101 if (bstp == NULL || bstp->bst_local_socket_type)
103 *local_socket_typep = bstp->bst_local_socket_type;