The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/bsm/audit_record.h

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    1 /*
    2  * Copyright (c) 2005 Apple Computer, Inc.
    3  * All rights reserved.
    4  *
    5  * @APPLE_BSD_LICENSE_HEADER_START@
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  *
   11  * 1.  Redistributions of source code must retain the above copyright
   12  *     notice, this list of conditions and the following disclaimer.
   13  * 2.  Redistributions in binary form must reproduce the above copyright
   14  *     notice, this list of conditions and the following disclaimer in the
   15  *     documentation and/or other materials provided with the distribution.
   16  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
   17  *     its contributors may be used to endorse or promote products derived
   18  *     from this software without specific prior written permission.
   19  *
   20  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
   21  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   22  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   23  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
   24  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   25  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   26  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   27  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   30  *
   31  * @APPLE_BSD_LICENSE_HEADER_END@
   32  *
   33  * $P4: //depot/projects/trustedbsd/audit3/sys/bsm/audit_record.h#21 $
   34  * $FreeBSD: releng/6.2/sys/bsm/audit_record.h 162821 2006-09-29 22:43:30Z rwatson $
   35  */
   36 
   37 #ifndef _BSM_AUDIT_RECORD_H_
   38 #define _BSM_AUDIT_RECORD_H_
   39 
   40 #include <sys/time.h>                   /* struct timeval */
   41 
   42 /*
   43  * Token type identifiers.
   44  */
   45 #define AUT_INVALID             0x00
   46 #define AUT_OTHER_FILE32        0x11
   47 #define AUT_OHEADER             0x12
   48 #define AUT_TRAILER             0x13
   49 #define AUT_HEADER32            0x14
   50 #define AUT_HEADER32_EX         0x15
   51 #define AUT_DATA                0x21
   52 #define AUT_IPC                 0x22
   53 #define AUT_PATH                0x23
   54 #define AUT_SUBJECT32           0x24
   55 #define AUT_SERVER32            0x25
   56 #define AUT_PROCESS32           0x26
   57 #define AUT_RETURN32            0x27
   58 #define AUT_TEXT                0x28
   59 #define AUT_OPAQUE              0x29
   60 #define AUT_IN_ADDR             0x2a
   61 #define AUT_IP                  0x2b
   62 #define AUT_IPORT               0x2c
   63 #define AUT_ARG32               0x2d
   64 #define AUT_SOCKET              0x2e
   65 #define AUT_SEQ                 0x2f
   66 #define AUT_ACL                 0x30
   67 #define AUT_ATTR                0x31
   68 #define AUT_IPC_PERM            0x32
   69 #define AUT_LABEL               0x33
   70 #define AUT_GROUPS              0x34
   71 #define AUT_ILABEL              0x35
   72 #define AUT_SLABEL              0x36
   73 #define AUT_CLEAR               0x37
   74 #define AUT_PRIV                0x38
   75 #define AUT_UPRIV               0x39
   76 #define AUT_LIAISON             0x3a
   77 #define AUT_NEWGROUPS           0x3b
   78 #define AUT_EXEC_ARGS           0x3c
   79 #define AUT_EXEC_ENV            0x3d
   80 #define AUT_ATTR32              0x3e
   81 /* #define      AUT_????        0x3f */
   82 #define AUT_XATOM               0x40
   83 #define AUT_XOBJ                0x41
   84 #define AUT_XPROTO              0x42
   85 #define AUT_XSELECT             0x43
   86 /* XXXRW: Additional X11 tokens not defined? */
   87 #define AUT_CMD                 0x51
   88 #define AUT_EXIT                0x52
   89 /* XXXRW: OpenBSM AUT_HOST 0x70? */
   90 #define AUT_ARG64               0x71
   91 #define AUT_RETURN64            0x72
   92 #define AUT_ATTR64              0x73
   93 #define AUT_HEADER64            0x74
   94 #define AUT_SUBJECT64           0x75
   95 #define AUT_SERVER64            0x76
   96 #define AUT_PROCESS64           0x77
   97 #define AUT_OTHER_FILE64        0x78
   98 #define AUT_HEADER64_EX         0x79
   99 #define AUT_SUBJECT32_EX        0x7a
  100 #define AUT_PROCESS32_EX        0x7b
  101 #define AUT_SUBJECT64_EX        0x7c
  102 #define AUT_PROCESS64_EX        0x7d
  103 #define AUT_IN_ADDR_EX          0x7e
  104 #define AUT_SOCKET_EX           0x7f
  105 
  106 /*
  107  * Pre-64-bit BSM, 32-bit tokens weren't explicitly named as '32'.  We have
  108  * compatibility defines.
  109  */
  110 #define AUT_HEADER              AUT_HEADER32
  111 #define AUT_ARG                 AUT_ARG32
  112 #define AUT_RETURN              AUT_RETURN32
  113 #define AUT_SUBJECT             AUT_SUBJECT32
  114 #define AUT_SERVER              AUT_SERVER32
  115 #define AUT_PROCESS             AUT_PROCESS32
  116 #define AUT_OTHER_FILE          AUT_OTHER_FILE32
  117 
  118 /*
  119  * Darwin's bsm distribution uses the following non-BSM token name defines.
  120  * We provide them for a single OpenBSM release for compatibility reasons.
  121  */
  122 #define AU_FILE_TOKEN           AUT_OTHER_FILE32
  123 #define AU_TRAILER_TOKEN        AUT_TRAILER
  124 #define AU_HEADER_32_TOKEN      AUT_HEADER32
  125 #define AU_DATA_TOKEN           AUT_DATA
  126 #define AU_ARB_TOKEN            AUT_DATA
  127 #define AU_IPC_TOKEN            AUT_IPC
  128 #define AU_PATH_TOKEN           AUT_PATH
  129 #define AU_SUBJECT_32_TOKEN     AUT_SUBJECT32
  130 #define AU_PROCESS_32_TOKEN     AUT_PROCESS32
  131 #define AU_RETURN_32_TOKEN      AUT_RETURN32
  132 #define AU_TEXT_TOKEN           AUT_TEXT
  133 #define AU_OPAQUE_TOKEN         AUT_OPAQUE
  134 #define AU_IN_ADDR_TOKEN        AUT_IN_ADDR
  135 #define AU_IP_TOKEN             AUT_IP
  136 #define AU_IPORT_TOKEN          AUT_IPORT
  137 #define AU_ARG32_TOKEN          AUT_ARG32
  138 #define AU_SOCK_TOKEN           AUT_SOCKET
  139 #define AU_SEQ_TOKEN            AUT_SEQ
  140 #define AU_ATTR_TOKEN           AUT_ATTR
  141 #define AU_IPCPERM_TOKEN        AUT_IPC_PERM
  142 #define AU_NEWGROUPS_TOKEN      AUT_NEWGROUPS
  143 #define AU_EXEC_ARG_TOKEN       AUT_EXEC_ARGS
  144 #define AU_EXEC_ENV_TOKEN       AUT_EXEC_ENV
  145 #define AU_ATTR32_TOKEN         AUT_ATTR32
  146 #define AU_CMD_TOKEN            AUT_CMD
  147 #define AU_EXIT_TOKEN           AUT_EXIT
  148 #define AU_ARG64_TOKEN          AUT_ARG64
  149 #define AU_RETURN_64_TOKEN      AUT_RETURN64
  150 #define AU_ATTR64_TOKEN         AUT_ATTR64
  151 #define AU_HEADER_64_TOKEN      AUT_HEADER64
  152 #define AU_SUBJECT_64_TOKEN     AUT_SUBJECT64
  153 #define AU_PROCESS_64_TOKEN     AUT_PROCESS64
  154 #define AU_HEADER_64_EX_TOKEN   AUT_HEADER64_EX
  155 #define AU_SUBJECT_32_EX_TOKEN  AUT_SUBJECT32_EX
  156 #define AU_PROCESS_32_EX_TOKEN  AUT_PROCESS32_EX
  157 #define AU_SUBJECT_64_EX_TOKEN  AUT_SUBJECT64_EX
  158 #define AU_PROCESS_64_EX_TOKEN  AUT_PROCESS64_EX
  159 #define AU_IN_ADDR_EX_TOKEN     AUT_IN_ADDR_EX
  160 #define AU_SOCK_32_EX_TOKEN     AUT_SOCKET_EX
  161 
  162 /*
  163  * The values for the following token ids are not defined by BSM.
  164  *
  165  * XXXRW: Not sure how to handle these in OpenBSM yet, but I'll give them
  166  * names more consistent with Sun's BSM.  These originally came from Apple's
  167  * BSM.
  168  */
  169 #define AUT_SOCKINET32          0x80            /* XXX */
  170 #define AUT_SOCKINET128         0x81            /* XXX */
  171 #define AUT_SOCKUNIX            0x82            /* XXX */
  172 #define AU_SOCK_INET_32_TOKEN   AUT_SOCKINET32
  173 #define AU_SOCK_INET_128_TOKEN  AUT_SOCKINET128
  174 #define AU_SOCK_UNIX_TOKEN      AUT_SOCKUNIX
  175 
  176 /* print values for the arbitrary token */
  177 #define AUP_BINARY      0
  178 #define AUP_OCTAL       1
  179 #define AUP_DECIMAL     2
  180 #define AUP_HEX         3
  181 #define AUP_STRING      4
  182 
  183 /* data-types for the arbitrary token */
  184 #define AUR_BYTE        0
  185 #define AUR_CHAR        AUR_BYTE
  186 #define AUR_SHORT       1
  187 #define AUR_INT32       2
  188 #define AUR_INT         AUR_INT32
  189 #define AUR_INT64       3
  190 
  191 /* ... and their sizes */
  192 #define AUR_BYTE_SIZE       sizeof(u_char)
  193 #define AUR_CHAR_SIZE       AUR_BYTE_SIZE
  194 #define AUR_SHORT_SIZE      sizeof(uint16_t)
  195 #define AUR_INT32_SIZE      sizeof(uint32_t)
  196 #define AUR_INT_SIZE        AUR_INT32_SIZE
  197 #define AUR_INT64_SIZE      sizeof(uint64_t)
  198 
  199 /* Modifiers for the header token */
  200 #define PAD_NOTATTR  0x4000   /* nonattributable event */
  201 #define PAD_FAILURE  0x8000   /* fail audit event */
  202 
  203 #define AUDIT_MAX_GROUPS      16
  204 
  205 /*
  206  * A number of BSM versions are floating around and defined.  Here are
  207  * constants for them.  OpenBSM uses the same token types, etc, used in the
  208  * Solaris BSM version, but has a separate version number in order to
  209  * identify a potentially different event identifier name space.
  210  */
  211 #define AUDIT_HEADER_VERSION_OLDDARWIN  1       /* In retrospect, a mistake. */
  212 #define AUDIT_HEADER_VERSION_SOLARIS    2
  213 #define AUDIT_HEADER_VERSION_TSOL25     3
  214 #define AUDIT_HEADER_VERSION_TSOL       4
  215 #define AUDIT_HEADER_VERSION_OPENBSM    10
  216 
  217 /*
  218  * BSM define is AUT_TRAILER_MAGIC; Apple BSM define is TRAILER_PAD_MAGIC; we
  219  * split the difference, will remove the Apple define for the next release.
  220  */
  221 #define AUT_TRAILER_MAGIC       0xb105
  222 #define TRAILER_PAD_MAGIC       AUT_TRAILER_MAGIC
  223 
  224 /* BSM library calls */
  225 
  226 __BEGIN_DECLS
  227 
  228 struct in_addr;
  229 struct in6_addr;
  230 struct ip;
  231 struct ipc_perm;
  232 struct kevent;
  233 struct sockaddr_in;
  234 struct sockaddr_in6;
  235 struct sockaddr_un;
  236 #if defined(_KERNEL) || defined(KERNEL)
  237 struct vnode_au_info;
  238 #endif
  239 
  240 int      au_open(void);
  241 int      au_write(int d, token_t *m);
  242 int      au_close(int d, int keep, short event);
  243 int      au_close_buffer(int d, short event, u_char *buffer, size_t *buflen);
  244 int      au_close_token(token_t *tok, u_char *buffer, size_t *buflen);
  245 
  246 token_t *au_to_file(char *file, struct timeval tm);
  247 
  248 token_t *au_to_header32_tm(int rec_size, au_event_t e_type, au_emod_t e_mod,
  249             struct timeval tm);
  250 #if !defined(KERNEL) && !defined(_KERNEL)
  251 token_t *au_to_header(int rec_size, au_event_t e_type, au_emod_t e_mod);
  252 token_t *au_to_header32(int rec_size, au_event_t e_type, au_emod_t e_mod);
  253 token_t *au_to_header64(int rec_size, au_event_t e_type, au_emod_t e_mod);
  254 #endif
  255 
  256 token_t *au_to_me(void);
  257 token_t *au_to_arg(char n, char *text, uint32_t v);
  258 token_t *au_to_arg32(char n, char *text, uint32_t v);
  259 token_t *au_to_arg64(char n, char *text, uint64_t v);
  260 
  261 #if defined(_KERNEL) || defined(KERNEL)
  262 token_t *au_to_attr(struct vnode_au_info *vni);
  263 token_t *au_to_attr32(struct vnode_au_info *vni);
  264 token_t *au_to_attr64(struct vnode_au_info *vni);
  265 #endif
  266 
  267 token_t *au_to_data(char unit_print, char unit_type, char unit_count,
  268             char *p);
  269 token_t *au_to_exit(int retval, int err);
  270 token_t *au_to_groups(int *groups);
  271 token_t *au_to_newgroups(uint16_t n, gid_t *groups);
  272 token_t *au_to_in_addr(struct in_addr *internet_addr);
  273 token_t *au_to_in_addr_ex(struct in6_addr *internet_addr);
  274 token_t *au_to_ip(struct ip *ip);
  275 token_t *au_to_ipc(char type, int id);
  276 token_t *au_to_ipc_perm(struct ipc_perm *perm);
  277 token_t *au_to_iport(uint16_t iport);
  278 token_t *au_to_opaque(char *data, uint16_t bytes);
  279 token_t *au_to_path(char *path);
  280 token_t *au_to_process(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  281             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
  282 token_t *au_to_process32(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  283             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
  284 token_t *au_to_process64(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  285             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
  286 token_t *au_to_process_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  287             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
  288 token_t *au_to_process32_ex(au_id_t auid, uid_t euid, gid_t egid,
  289             uid_t ruid, gid_t rgid, pid_t pid, au_asid_t sid,
  290             au_tid_addr_t *tid);
  291 token_t *au_to_process64_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  292             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
  293 token_t *au_to_return(char status, uint32_t ret);
  294 token_t *au_to_return32(char status, uint32_t ret);
  295 token_t *au_to_return64(char status, uint64_t ret);
  296 token_t *au_to_seq(long audit_count);
  297 
  298 #if defined(_KERNEL) || defined(KERNEL)
  299 token_t *au_to_socket(struct socket *so);
  300 token_t *au_to_socket_ex_32(uint16_t lp, uint16_t rp, struct sockaddr *la,
  301             struct sockaddr *ta);
  302 token_t *au_to_socket_ex_128(uint16_t lp, uint16_t rp, struct sockaddr *la,
  303             struct sockaddr *ta);
  304 #endif
  305 
  306 token_t *au_to_sock_inet(struct sockaddr_in *so);
  307 token_t *au_to_sock_inet32(struct sockaddr_in *so);
  308 token_t *au_to_sock_inet128(struct sockaddr_in6 *so);
  309 token_t *au_to_sock_unix(struct sockaddr_un *so);
  310 token_t *au_to_subject(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  311             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
  312 token_t *au_to_subject32(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  313             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
  314 token_t *au_to_subject64(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  315             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
  316 token_t *au_to_subject_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  317             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
  318 token_t *au_to_subject32_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  319             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
  320 token_t *au_to_subject64_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  321             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
  322 #if defined(_KERNEL) || defined(KERNEL)
  323 token_t *au_to_exec_args(char *args, int argc);
  324 token_t *au_to_exec_env(char *envs, int envc);
  325 #else
  326 token_t *au_to_exec_args(char **argv);
  327 token_t *au_to_exec_env(char **envp);
  328 #endif
  329 token_t *au_to_text(char *text);
  330 token_t *au_to_kevent(struct kevent *kev);
  331 token_t *au_to_trailer(int rec_size);
  332 
  333 __END_DECLS
  334 
  335 #endif /* ! _BSM_AUDIT_RECORD_H_ */

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