1/*- 2 * Copyright (c) 2005 Apple Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. Neither the name of Apple Inc. ("Apple") nor the names of 15 * its contributors may be used to endorse or promote products derived 16 * from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 19 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 21 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 22 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 25 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 *
| 1/*- 2 * Copyright (c) 2005 Apple Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. Neither the name of Apple Inc. ("Apple") nor the names of 15 * its contributors may be used to endorse or promote products derived 16 * from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 19 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 21 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 22 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 25 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 *
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31 */ 32 33#ifndef _BSM_AUDIT_H 34#define _BSM_AUDIT_H 35 36#ifdef __APPLE__ 37/* Temporary until rdar://problem/6133383 is resolved. */ 38#include <sys/types.h> 39#include <sys/param.h> 40#include <sys/socket.h> 41#include <sys/cdefs.h> 42#include <sys/queue.h> 43#endif /* __APPLE__ */ 44 45#define AUDIT_RECORD_MAGIC 0x828a0f1b 46#define MAX_AUDIT_RECORDS 20 47#define MAXAUDITDATA (0x8000 - 1) 48#define MAX_AUDIT_RECORD_SIZE MAXAUDITDATA 49#define MIN_AUDIT_FILE_SIZE (512 * 1024) 50 51/* 52 * Minimum noumber of free blocks on the filesystem containing the audit 53 * log necessary to avoid a hard log rotation. DO NOT SET THIS VALUE TO 0 54 * as the kernel does an unsigned compare, plus we want to leave a few blocks 55 * free so userspace can terminate the log, etc. 56 */ 57#define AUDIT_HARD_LIMIT_FREE_BLOCKS 4 58 59/* 60 * Triggers for the audit daemon. 61 */ 62#define AUDIT_TRIGGER_MIN 1 63#define AUDIT_TRIGGER_LOW_SPACE 1 /* Below low watermark. */ 64#define AUDIT_TRIGGER_ROTATE_KERNEL 2 /* Kernel requests rotate. */ 65#define AUDIT_TRIGGER_READ_FILE 3 /* Re-read config file. */ 66#define AUDIT_TRIGGER_CLOSE_AND_DIE 4 /* Terminate audit. */ 67#define AUDIT_TRIGGER_NO_SPACE 5 /* Below min free space. */ 68#define AUDIT_TRIGGER_ROTATE_USER 6 /* User requests rotate. */
| 31 */ 32 33#ifndef _BSM_AUDIT_H 34#define _BSM_AUDIT_H 35 36#ifdef __APPLE__ 37/* Temporary until rdar://problem/6133383 is resolved. */ 38#include <sys/types.h> 39#include <sys/param.h> 40#include <sys/socket.h> 41#include <sys/cdefs.h> 42#include <sys/queue.h> 43#endif /* __APPLE__ */ 44 45#define AUDIT_RECORD_MAGIC 0x828a0f1b 46#define MAX_AUDIT_RECORDS 20 47#define MAXAUDITDATA (0x8000 - 1) 48#define MAX_AUDIT_RECORD_SIZE MAXAUDITDATA 49#define MIN_AUDIT_FILE_SIZE (512 * 1024) 50 51/* 52 * Minimum noumber of free blocks on the filesystem containing the audit 53 * log necessary to avoid a hard log rotation. DO NOT SET THIS VALUE TO 0 54 * as the kernel does an unsigned compare, plus we want to leave a few blocks 55 * free so userspace can terminate the log, etc. 56 */ 57#define AUDIT_HARD_LIMIT_FREE_BLOCKS 4 58 59/* 60 * Triggers for the audit daemon. 61 */ 62#define AUDIT_TRIGGER_MIN 1 63#define AUDIT_TRIGGER_LOW_SPACE 1 /* Below low watermark. */ 64#define AUDIT_TRIGGER_ROTATE_KERNEL 2 /* Kernel requests rotate. */ 65#define AUDIT_TRIGGER_READ_FILE 3 /* Re-read config file. */ 66#define AUDIT_TRIGGER_CLOSE_AND_DIE 4 /* Terminate audit. */ 67#define AUDIT_TRIGGER_NO_SPACE 5 /* Below min free space. */ 68#define AUDIT_TRIGGER_ROTATE_USER 6 /* User requests rotate. */
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71 72/* 73 * The special device filename (FreeBSD). 74 */ 75#define AUDITDEV_FILENAME "audit" 76#define AUDIT_TRIGGER_FILE ("/dev/" AUDITDEV_FILENAME) 77 78/* 79 * Pre-defined audit IDs 80 */ 81#define AU_DEFAUDITID (uid_t)(-1) 82#define AU_DEFAUDITSID 0 83#define AU_ASSIGN_ASID -1 84 85/* 86 * IPC types. 87 */ 88#define AT_IPC_MSG ((u_char)1) /* Message IPC id. */ 89#define AT_IPC_SEM ((u_char)2) /* Semaphore IPC id. */ 90#define AT_IPC_SHM ((u_char)3) /* Shared mem IPC id. */ 91 92/* 93 * Audit conditions. 94 */ 95#define AUC_UNSET 0 96#define AUC_AUDITING 1 97#define AUC_NOAUDIT 2 98#define AUC_DISABLED -1 99 100/* 101 * auditon(2) commands. 102 */ 103#define A_GETPOLICY 2 104#define A_SETPOLICY 3 105#define A_GETKMASK 4 106#define A_SETKMASK 5 107#define A_GETQCTRL 6 108#define A_SETQCTRL 7 109#define A_GETCWD 8 110#define A_GETCAR 9 111#define A_GETSTAT 12 112#define A_SETSTAT 13 113#define A_SETUMASK 14 114#define A_SETSMASK 15 115#define A_GETCOND 20 116#define A_SETCOND 21 117#define A_GETCLASS 22 118#define A_SETCLASS 23 119#define A_GETPINFO 24 120#define A_SETPMASK 25 121#define A_SETFSIZE 26 122#define A_GETFSIZE 27 123#define A_GETPINFO_ADDR 28 124#define A_GETKAUDIT 29 125#define A_SETKAUDIT 30 126#define A_SENDTRIGGER 31 127#define A_GETSINFO_ADDR 32 128 129/* 130 * Audit policy controls. 131 */ 132#define AUDIT_CNT 0x0001 133#define AUDIT_AHLT 0x0002 134#define AUDIT_ARGV 0x0004 135#define AUDIT_ARGE 0x0008 136#define AUDIT_SEQ 0x0010 137#define AUDIT_WINDATA 0x0020 138#define AUDIT_USER 0x0040 139#define AUDIT_GROUP 0x0080 140#define AUDIT_TRAIL 0x0100 141#define AUDIT_PATH 0x0200 142#define AUDIT_SCNT 0x0400 143#define AUDIT_PUBLIC 0x0800 144#define AUDIT_ZONENAME 0x1000 145#define AUDIT_PERZONE 0x2000 146 147/* 148 * Default audit queue control parameters. 149 */ 150#define AQ_HIWATER 100 151#define AQ_MAXHIGH 10000 152#define AQ_LOWATER 10 153#define AQ_BUFSZ MAXAUDITDATA 154#define AQ_MAXBUFSZ 1048576 155 156/* 157 * Default minimum percentage free space on file system. 158 */ 159#define AU_FS_MINFREE 20 160 161/* 162 * Type definitions used indicating the length of variable length addresses 163 * in tokens containing addresses, such as header fields. 164 */ 165#define AU_IPv4 4 166#define AU_IPv6 16 167 168__BEGIN_DECLS 169 170typedef uid_t au_id_t; 171typedef pid_t au_asid_t; 172typedef u_int16_t au_event_t; 173typedef u_int16_t au_emod_t; 174typedef u_int32_t au_class_t; 175 176struct au_tid { 177 dev_t port; 178 u_int32_t machine; 179}; 180typedef struct au_tid au_tid_t; 181 182struct au_tid_addr { 183 dev_t at_port; 184 u_int32_t at_type; 185 u_int32_t at_addr[4]; 186}; 187typedef struct au_tid_addr au_tid_addr_t; 188 189struct au_mask { 190 unsigned int am_success; /* Success bits. */ 191 unsigned int am_failure; /* Failure bits. */ 192}; 193typedef struct au_mask au_mask_t; 194 195struct auditinfo { 196 au_id_t ai_auid; /* Audit user ID. */ 197 au_mask_t ai_mask; /* Audit masks. */ 198 au_tid_t ai_termid; /* Terminal ID. */ 199 au_asid_t ai_asid; /* Audit session ID. */ 200}; 201typedef struct auditinfo auditinfo_t; 202 203struct auditinfo_addr { 204 au_id_t ai_auid; /* Audit user ID. */ 205 au_mask_t ai_mask; /* Audit masks. */ 206 au_tid_addr_t ai_termid; /* Terminal ID. */ 207 au_asid_t ai_asid; /* Audit session ID. */ 208 u_int64_t ai_flags; /* Audit session flags. */ 209}; 210typedef struct auditinfo_addr auditinfo_addr_t; 211 212struct auditpinfo { 213 pid_t ap_pid; /* ID of target process. */ 214 au_id_t ap_auid; /* Audit user ID. */ 215 au_mask_t ap_mask; /* Audit masks. */ 216 au_tid_t ap_termid; /* Terminal ID. */ 217 au_asid_t ap_asid; /* Audit session ID. */ 218 u_int64_t ap_flags; /* Audit session flags. */ 219}; 220typedef struct auditpinfo auditpinfo_t; 221 222struct auditpinfo_addr { 223 pid_t ap_pid; /* ID of target process. */ 224 au_id_t ap_auid; /* Audit user ID. */ 225 au_mask_t ap_mask; /* Audit masks. */ 226 au_tid_addr_t ap_termid; /* Terminal ID. */ 227 au_asid_t ap_asid; /* Audit session ID. */ 228}; 229typedef struct auditpinfo_addr auditpinfo_addr_t; 230 231struct au_session { 232 auditinfo_addr_t *as_aia_p; /* Ptr to full audit info. */ 233#define as_asid as_aia_p->ai_asid 234#define as_auid as_aia_p->ai_auid 235#define as_termid as_aia_p->ai_termid 236 237 au_mask_t as_mask; /* Process Audit Masks. */ 238}; 239typedef struct au_session au_session_t; 240 241/* 242 * Contents of token_t are opaque outside of libbsm. 243 */ 244typedef struct au_token token_t; 245 246/* 247 * Kernel audit queue control parameters. 248 */ 249struct au_qctrl { 250 size_t aq_hiwater; 251 size_t aq_lowater; 252 size_t aq_bufsz; 253 clock_t aq_delay; 254 int aq_minfree; /* Minimum filesystem percent free space. */ 255}; 256typedef struct au_qctrl au_qctrl_t; 257 258/* 259 * Structure for the audit statistics. 260 */ 261struct audit_stat { 262 unsigned int as_version; 263 unsigned int as_numevent; 264 int as_generated; 265 int as_nonattrib; 266 int as_kernel; 267 int as_audit; 268 int as_auditctl; 269 int as_enqueue; 270 int as_written; 271 int as_wblocked; 272 int as_rblocked; 273 int as_dropped; 274 int as_totalsize; 275 unsigned int as_memused; 276}; 277typedef struct audit_stat au_stat_t; 278 279/* 280 * Structure for the audit file statistics. 281 */ 282struct audit_fstat { 283 u_int64_t af_filesz; 284 u_int64_t af_currsz; 285}; 286typedef struct audit_fstat au_fstat_t; 287 288/* 289 * Audit to event class mapping. 290 */ 291struct au_evclass_map { 292 au_event_t ec_number; 293 au_class_t ec_class; 294}; 295typedef struct au_evclass_map au_evclass_map_t; 296 297/* 298 * Audit system calls. 299 */ 300#if !defined(_KERNEL) && !defined(KERNEL) 301int audit(const void *, int); 302int auditon(int, void *, int); 303int auditctl(const char *); 304int getauid(au_id_t *); 305int setauid(const au_id_t *); 306int getaudit(struct auditinfo *); 307int setaudit(const struct auditinfo *); 308int getaudit_addr(struct auditinfo_addr *, int); 309int setaudit_addr(const struct auditinfo_addr *, int); 310#endif /* defined(_KERNEL) || defined(KERNEL) */ 311 312__END_DECLS 313 314#endif /* !_BSM_AUDIT_H */
| 72 73/* 74 * The special device filename (FreeBSD). 75 */ 76#define AUDITDEV_FILENAME "audit" 77#define AUDIT_TRIGGER_FILE ("/dev/" AUDITDEV_FILENAME) 78 79/* 80 * Pre-defined audit IDs 81 */ 82#define AU_DEFAUDITID (uid_t)(-1) 83#define AU_DEFAUDITSID 0 84#define AU_ASSIGN_ASID -1 85 86/* 87 * IPC types. 88 */ 89#define AT_IPC_MSG ((u_char)1) /* Message IPC id. */ 90#define AT_IPC_SEM ((u_char)2) /* Semaphore IPC id. */ 91#define AT_IPC_SHM ((u_char)3) /* Shared mem IPC id. */ 92 93/* 94 * Audit conditions. 95 */ 96#define AUC_UNSET 0 97#define AUC_AUDITING 1 98#define AUC_NOAUDIT 2 99#define AUC_DISABLED -1 100 101/* 102 * auditon(2) commands. 103 */ 104#define A_GETPOLICY 2 105#define A_SETPOLICY 3 106#define A_GETKMASK 4 107#define A_SETKMASK 5 108#define A_GETQCTRL 6 109#define A_SETQCTRL 7 110#define A_GETCWD 8 111#define A_GETCAR 9 112#define A_GETSTAT 12 113#define A_SETSTAT 13 114#define A_SETUMASK 14 115#define A_SETSMASK 15 116#define A_GETCOND 20 117#define A_SETCOND 21 118#define A_GETCLASS 22 119#define A_SETCLASS 23 120#define A_GETPINFO 24 121#define A_SETPMASK 25 122#define A_SETFSIZE 26 123#define A_GETFSIZE 27 124#define A_GETPINFO_ADDR 28 125#define A_GETKAUDIT 29 126#define A_SETKAUDIT 30 127#define A_SENDTRIGGER 31 128#define A_GETSINFO_ADDR 32 129 130/* 131 * Audit policy controls. 132 */ 133#define AUDIT_CNT 0x0001 134#define AUDIT_AHLT 0x0002 135#define AUDIT_ARGV 0x0004 136#define AUDIT_ARGE 0x0008 137#define AUDIT_SEQ 0x0010 138#define AUDIT_WINDATA 0x0020 139#define AUDIT_USER 0x0040 140#define AUDIT_GROUP 0x0080 141#define AUDIT_TRAIL 0x0100 142#define AUDIT_PATH 0x0200 143#define AUDIT_SCNT 0x0400 144#define AUDIT_PUBLIC 0x0800 145#define AUDIT_ZONENAME 0x1000 146#define AUDIT_PERZONE 0x2000 147 148/* 149 * Default audit queue control parameters. 150 */ 151#define AQ_HIWATER 100 152#define AQ_MAXHIGH 10000 153#define AQ_LOWATER 10 154#define AQ_BUFSZ MAXAUDITDATA 155#define AQ_MAXBUFSZ 1048576 156 157/* 158 * Default minimum percentage free space on file system. 159 */ 160#define AU_FS_MINFREE 20 161 162/* 163 * Type definitions used indicating the length of variable length addresses 164 * in tokens containing addresses, such as header fields. 165 */ 166#define AU_IPv4 4 167#define AU_IPv6 16 168 169__BEGIN_DECLS 170 171typedef uid_t au_id_t; 172typedef pid_t au_asid_t; 173typedef u_int16_t au_event_t; 174typedef u_int16_t au_emod_t; 175typedef u_int32_t au_class_t; 176 177struct au_tid { 178 dev_t port; 179 u_int32_t machine; 180}; 181typedef struct au_tid au_tid_t; 182 183struct au_tid_addr { 184 dev_t at_port; 185 u_int32_t at_type; 186 u_int32_t at_addr[4]; 187}; 188typedef struct au_tid_addr au_tid_addr_t; 189 190struct au_mask { 191 unsigned int am_success; /* Success bits. */ 192 unsigned int am_failure; /* Failure bits. */ 193}; 194typedef struct au_mask au_mask_t; 195 196struct auditinfo { 197 au_id_t ai_auid; /* Audit user ID. */ 198 au_mask_t ai_mask; /* Audit masks. */ 199 au_tid_t ai_termid; /* Terminal ID. */ 200 au_asid_t ai_asid; /* Audit session ID. */ 201}; 202typedef struct auditinfo auditinfo_t; 203 204struct auditinfo_addr { 205 au_id_t ai_auid; /* Audit user ID. */ 206 au_mask_t ai_mask; /* Audit masks. */ 207 au_tid_addr_t ai_termid; /* Terminal ID. */ 208 au_asid_t ai_asid; /* Audit session ID. */ 209 u_int64_t ai_flags; /* Audit session flags. */ 210}; 211typedef struct auditinfo_addr auditinfo_addr_t; 212 213struct auditpinfo { 214 pid_t ap_pid; /* ID of target process. */ 215 au_id_t ap_auid; /* Audit user ID. */ 216 au_mask_t ap_mask; /* Audit masks. */ 217 au_tid_t ap_termid; /* Terminal ID. */ 218 au_asid_t ap_asid; /* Audit session ID. */ 219 u_int64_t ap_flags; /* Audit session flags. */ 220}; 221typedef struct auditpinfo auditpinfo_t; 222 223struct auditpinfo_addr { 224 pid_t ap_pid; /* ID of target process. */ 225 au_id_t ap_auid; /* Audit user ID. */ 226 au_mask_t ap_mask; /* Audit masks. */ 227 au_tid_addr_t ap_termid; /* Terminal ID. */ 228 au_asid_t ap_asid; /* Audit session ID. */ 229}; 230typedef struct auditpinfo_addr auditpinfo_addr_t; 231 232struct au_session { 233 auditinfo_addr_t *as_aia_p; /* Ptr to full audit info. */ 234#define as_asid as_aia_p->ai_asid 235#define as_auid as_aia_p->ai_auid 236#define as_termid as_aia_p->ai_termid 237 238 au_mask_t as_mask; /* Process Audit Masks. */ 239}; 240typedef struct au_session au_session_t; 241 242/* 243 * Contents of token_t are opaque outside of libbsm. 244 */ 245typedef struct au_token token_t; 246 247/* 248 * Kernel audit queue control parameters. 249 */ 250struct au_qctrl { 251 size_t aq_hiwater; 252 size_t aq_lowater; 253 size_t aq_bufsz; 254 clock_t aq_delay; 255 int aq_minfree; /* Minimum filesystem percent free space. */ 256}; 257typedef struct au_qctrl au_qctrl_t; 258 259/* 260 * Structure for the audit statistics. 261 */ 262struct audit_stat { 263 unsigned int as_version; 264 unsigned int as_numevent; 265 int as_generated; 266 int as_nonattrib; 267 int as_kernel; 268 int as_audit; 269 int as_auditctl; 270 int as_enqueue; 271 int as_written; 272 int as_wblocked; 273 int as_rblocked; 274 int as_dropped; 275 int as_totalsize; 276 unsigned int as_memused; 277}; 278typedef struct audit_stat au_stat_t; 279 280/* 281 * Structure for the audit file statistics. 282 */ 283struct audit_fstat { 284 u_int64_t af_filesz; 285 u_int64_t af_currsz; 286}; 287typedef struct audit_fstat au_fstat_t; 288 289/* 290 * Audit to event class mapping. 291 */ 292struct au_evclass_map { 293 au_event_t ec_number; 294 au_class_t ec_class; 295}; 296typedef struct au_evclass_map au_evclass_map_t; 297 298/* 299 * Audit system calls. 300 */ 301#if !defined(_KERNEL) && !defined(KERNEL) 302int audit(const void *, int); 303int auditon(int, void *, int); 304int auditctl(const char *); 305int getauid(au_id_t *); 306int setauid(const au_id_t *); 307int getaudit(struct auditinfo *); 308int setaudit(const struct auditinfo *); 309int getaudit_addr(struct auditinfo_addr *, int); 310int setaudit_addr(const struct auditinfo_addr *, int); 311#endif /* defined(_KERNEL) || defined(KERNEL) */ 312 313__END_DECLS 314 315#endif /* !_BSM_AUDIT_H */
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