1187214Srwatson/*- 2187214Srwatson * Copyright (c) 2008 Apple Inc. 3187214Srwatson * All rights reserved. 4187214Srwatson * 5187214Srwatson * Redistribution and use in source and binary forms, with or without 6187214Srwatson * modification, are permitted provided that the following conditions 7187214Srwatson * are met: 8187214Srwatson * 1. Redistributions of source code must retain the above copyright 9187214Srwatson * notice, this list of conditions and the following disclaimer. 10187214Srwatson * 2. Redistributions in binary form must reproduce the above copyright 11187214Srwatson * notice, this list of conditions and the following disclaimer in the 12187214Srwatson * documentation and/or other materials provided with the distribution. 13187214Srwatson * 3. Neither the name of Apple Inc. ("Apple") nor the names of 14187214Srwatson * its contributors may be used to endorse or promote products derived 15187214Srwatson * from this software without specific prior written permission. 16187214Srwatson * 17187214Srwatson * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND 18187214Srwatson * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19187214Srwatson * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20187214Srwatson * ARE DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR 21187214Srwatson * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22187214Srwatson * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23187214Srwatson * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24187214Srwatson * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 25187214Srwatson * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 26187214Srwatson * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 27187214Srwatson * POSSIBILITY OF SUCH DAMAGE. 28187214Srwatson * 29187214Srwatson * P4: //depot/projects/trustedbsd/openbsm/libbsm/bsm_socket_type.c#1 30187214Srwatson */ 31187214Srwatson 32187214Srwatson#include <sys/cdefs.h> 33187214Srwatson__FBSDID("$FreeBSD: releng/10.2/sys/security/audit/bsm_socket_type.c 244267 2012-12-15 15:21:09Z rwatson $"); 34187214Srwatson 35187214Srwatson#include <sys/param.h> 36187214Srwatson#include <sys/socket.h> 37187214Srwatson 38187214Srwatson#include <security/audit/audit.h> 39187214Srwatson 40187214Srwatson#include <bsm/audit_record.h> 41187214Srwatson#include <bsm/audit_socket_type.h> 42187214Srwatson 43187214Srwatsonstruct bsm_socket_type { 44187214Srwatson u_short bst_bsm_socket_type; 45187214Srwatson int bst_local_socket_type; 46187214Srwatson}; 47187214Srwatson 48187214Srwatson#define ST_NO_LOCAL_MAPPING -600 49187214Srwatson 50187214Srwatsonstatic const struct bsm_socket_type bsm_socket_types[] = { 51187214Srwatson { BSM_SOCK_DGRAM, SOCK_DGRAM }, 52187214Srwatson { BSM_SOCK_STREAM, SOCK_STREAM }, 53187214Srwatson { BSM_SOCK_RAW, SOCK_RAW }, 54187214Srwatson { BSM_SOCK_RDM, SOCK_RDM }, 55187214Srwatson { BSM_SOCK_SEQPACKET, SOCK_SEQPACKET }, 56187214Srwatson}; 57187214Srwatsonstatic const int bsm_socket_types_count = sizeof(bsm_socket_types) / 58187214Srwatson sizeof(bsm_socket_types[0]); 59187214Srwatson 60187214Srwatsonstatic const struct bsm_socket_type * 61187214Srwatsonbsm_lookup_local_socket_type(int local_socket_type) 62187214Srwatson{ 63187214Srwatson int i; 64187214Srwatson 65187214Srwatson for (i = 0; i < bsm_socket_types_count; i++) { 66187214Srwatson if (bsm_socket_types[i].bst_local_socket_type == 67187214Srwatson local_socket_type) 68187214Srwatson return (&bsm_socket_types[i]); 69187214Srwatson } 70187214Srwatson return (NULL); 71187214Srwatson} 72187214Srwatson 73187214Srwatsonu_short 74187214Srwatsonau_socket_type_to_bsm(int local_socket_type) 75187214Srwatson{ 76187214Srwatson const struct bsm_socket_type *bstp; 77187214Srwatson 78187214Srwatson bstp = bsm_lookup_local_socket_type(local_socket_type); 79187214Srwatson if (bstp == NULL) 80187214Srwatson return (BSM_SOCK_UNKNOWN); 81187214Srwatson return (bstp->bst_bsm_socket_type); 82187214Srwatson} 83187214Srwatson 84187214Srwatsonstatic const struct bsm_socket_type * 85187214Srwatsonbsm_lookup_bsm_socket_type(u_short bsm_socket_type) 86187214Srwatson{ 87187214Srwatson int i; 88187214Srwatson 89187214Srwatson for (i = 0; i < bsm_socket_types_count; i++) { 90187214Srwatson if (bsm_socket_types[i].bst_bsm_socket_type == 91187214Srwatson bsm_socket_type) 92187214Srwatson return (&bsm_socket_types[i]); 93187214Srwatson } 94187214Srwatson return (NULL); 95187214Srwatson} 96187214Srwatson 97187214Srwatsonint 98187214Srwatsonau_bsm_to_socket_type(u_short bsm_socket_type, int *local_socket_typep) 99187214Srwatson{ 100187214Srwatson const struct bsm_socket_type *bstp; 101187214Srwatson 102187214Srwatson bstp = bsm_lookup_bsm_socket_type(bsm_socket_type); 103187214Srwatson if (bstp == NULL || bstp->bst_local_socket_type) 104187214Srwatson return (-1); 105187214Srwatson *local_socket_typep = bstp->bst_local_socket_type; 106187214Srwatson return (0); 107187214Srwatson} 108