103 lines
3.2 KiB
C
103 lines
3.2 KiB
C
/*-
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* Copyright (c) 2008 Apple Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of Apple Inc. ("Apple") nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <config/config.h>
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#include <bsm/audit_socket_type.h>
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#include <bsm/libbsm.h>
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struct bsm_socket_type {
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u_short bst_bsm_socket_type;
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int bst_local_socket_type;
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};
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#define ST_NO_LOCAL_MAPPING -600
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static const struct bsm_socket_type bsm_socket_types[] = {
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{ BSM_SOCK_DGRAM, SOCK_DGRAM },
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{ BSM_SOCK_STREAM, SOCK_STREAM },
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{ BSM_SOCK_RAW, SOCK_RAW },
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{ BSM_SOCK_RDM, SOCK_RDM },
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{ BSM_SOCK_SEQPACKET, SOCK_SEQPACKET },
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};
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static const int bsm_socket_types_count = sizeof(bsm_socket_types) /
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sizeof(bsm_socket_types[0]);
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static const struct bsm_socket_type *
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bsm_lookup_local_socket_type(int local_socket_type)
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{
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int i;
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for (i = 0; i < bsm_socket_types_count; i++) {
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if (bsm_socket_types[i].bst_local_socket_type ==
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local_socket_type)
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return (&bsm_socket_types[i]);
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}
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return (NULL);
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}
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u_short
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au_socket_type_to_bsm(int local_socket_type)
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{
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const struct bsm_socket_type *bstp;
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bstp = bsm_lookup_local_socket_type(local_socket_type);
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if (bstp == NULL)
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return (BSM_SOCK_UNKNOWN);
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return (bstp->bst_bsm_socket_type);
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}
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static const struct bsm_socket_type *
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bsm_lookup_bsm_socket_type(u_short bsm_socket_type)
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{
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int i;
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for (i = 0; i < bsm_socket_types_count; i++) {
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if (bsm_socket_types[i].bst_bsm_socket_type ==
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bsm_socket_type)
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return (&bsm_socket_types[i]);
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}
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return (NULL);
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}
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int
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au_bsm_to_socket_type(u_short bsm_socket_type, int *local_socket_typep)
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{
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const struct bsm_socket_type *bstp;
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bstp = bsm_lookup_bsm_socket_type(bsm_socket_type);
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if (bstp == NULL || bstp->bst_local_socket_type)
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return (-1);
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*local_socket_typep = bstp->bst_local_socket_type;
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return (0);
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}
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