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

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    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  *
   29  * P4: //depot/projects/trustedbsd/audit3/sys/bsm/audit_record.h#26
   30  * $FreeBSD: releng/7.3/sys/bsm/audit_record.h 182550 2008-08-31 17:04:44Z rwatson $
   31  */
   32 
   33 #ifndef _BSM_AUDIT_RECORD_H_
   34 #define _BSM_AUDIT_RECORD_H_
   35 
   36 #include <sys/time.h>                   /* struct timeval */
   37 
   38 /*
   39  * Token type identifiers.
   40  */
   41 #define AUT_INVALID             0x00
   42 #define AUT_OTHER_FILE32        0x11
   43 #define AUT_OHEADER             0x12
   44 #define AUT_TRAILER             0x13
   45 #define AUT_HEADER32            0x14
   46 #define AUT_HEADER32_EX         0x15
   47 #define AUT_DATA                0x21
   48 #define AUT_IPC                 0x22
   49 #define AUT_PATH                0x23
   50 #define AUT_SUBJECT32           0x24
   51 #define AUT_SERVER32            0x25
   52 #define AUT_PROCESS32           0x26
   53 #define AUT_RETURN32            0x27
   54 #define AUT_TEXT                0x28
   55 #define AUT_OPAQUE              0x29
   56 #define AUT_IN_ADDR             0x2a
   57 #define AUT_IP                  0x2b
   58 #define AUT_IPORT               0x2c
   59 #define AUT_ARG32               0x2d
   60 #define AUT_SOCKET              0x2e
   61 #define AUT_SEQ                 0x2f
   62 #define AUT_ACL                 0x30
   63 #define AUT_ATTR                0x31
   64 #define AUT_IPC_PERM            0x32
   65 #define AUT_LABEL               0x33
   66 #define AUT_GROUPS              0x34
   67 #define AUT_ILABEL              0x35
   68 #define AUT_SLABEL              0x36
   69 #define AUT_CLEAR               0x37
   70 #define AUT_PRIV                0x38
   71 #define AUT_UPRIV               0x39
   72 #define AUT_LIAISON             0x3a
   73 #define AUT_NEWGROUPS           0x3b
   74 #define AUT_EXEC_ARGS           0x3c
   75 #define AUT_EXEC_ENV            0x3d
   76 #define AUT_ATTR32              0x3e
   77 /* #define      AUT_????        0x3f */
   78 #define AUT_XATOM               0x40
   79 #define AUT_XOBJ                0x41
   80 #define AUT_XPROTO              0x42
   81 #define AUT_XSELECT             0x43
   82 /* XXXRW: Additional X11 tokens not defined? */
   83 #define AUT_CMD                 0x51
   84 #define AUT_EXIT                0x52
   85 #define AUT_ZONENAME            0x60
   86 /* XXXRW: OpenBSM AUT_HOST 0x70? */
   87 #define AUT_ARG64               0x71
   88 #define AUT_RETURN64            0x72
   89 #define AUT_ATTR64              0x73
   90 #define AUT_HEADER64            0x74
   91 #define AUT_SUBJECT64           0x75
   92 #define AUT_SERVER64            0x76
   93 #define AUT_PROCESS64           0x77
   94 #define AUT_OTHER_FILE64        0x78
   95 #define AUT_HEADER64_EX         0x79
   96 #define AUT_SUBJECT32_EX        0x7a
   97 #define AUT_PROCESS32_EX        0x7b
   98 #define AUT_SUBJECT64_EX        0x7c
   99 #define AUT_PROCESS64_EX        0x7d
  100 #define AUT_IN_ADDR_EX          0x7e
  101 #define AUT_SOCKET_EX           0x7f
  102 
  103 /*
  104  * Pre-64-bit BSM, 32-bit tokens weren't explicitly named as '32'.  We have
  105  * compatibility defines.
  106  */
  107 #define AUT_HEADER              AUT_HEADER32
  108 #define AUT_ARG                 AUT_ARG32
  109 #define AUT_RETURN              AUT_RETURN32
  110 #define AUT_SUBJECT             AUT_SUBJECT32
  111 #define AUT_SERVER              AUT_SERVER32
  112 #define AUT_PROCESS             AUT_PROCESS32
  113 #define AUT_OTHER_FILE          AUT_OTHER_FILE32
  114 
  115 /*
  116  * Darwin's bsm distribution uses the following non-BSM token name defines.
  117  * We provide them for a single OpenBSM release for compatibility reasons.
  118  */
  119 #define AU_FILE_TOKEN           AUT_OTHER_FILE32
  120 #define AU_TRAILER_TOKEN        AUT_TRAILER
  121 #define AU_HEADER_32_TOKEN      AUT_HEADER32
  122 #define AU_DATA_TOKEN           AUT_DATA
  123 #define AU_ARB_TOKEN            AUT_DATA
  124 #define AU_IPC_TOKEN            AUT_IPC
  125 #define AU_PATH_TOKEN           AUT_PATH
  126 #define AU_SUBJECT_32_TOKEN     AUT_SUBJECT32
  127 #define AU_PROCESS_32_TOKEN     AUT_PROCESS32
  128 #define AU_RETURN_32_TOKEN      AUT_RETURN32
  129 #define AU_TEXT_TOKEN           AUT_TEXT
  130 #define AU_OPAQUE_TOKEN         AUT_OPAQUE
  131 #define AU_IN_ADDR_TOKEN        AUT_IN_ADDR
  132 #define AU_IP_TOKEN             AUT_IP
  133 #define AU_IPORT_TOKEN          AUT_IPORT
  134 #define AU_ARG32_TOKEN          AUT_ARG32
  135 #define AU_SOCK_TOKEN           AUT_SOCKET
  136 #define AU_SEQ_TOKEN            AUT_SEQ
  137 #define AU_ATTR_TOKEN           AUT_ATTR
  138 #define AU_IPCPERM_TOKEN        AUT_IPC_PERM
  139 #define AU_NEWGROUPS_TOKEN      AUT_NEWGROUPS
  140 #define AU_EXEC_ARG_TOKEN       AUT_EXEC_ARGS
  141 #define AU_EXEC_ENV_TOKEN       AUT_EXEC_ENV
  142 #define AU_ATTR32_TOKEN         AUT_ATTR32
  143 #define AU_CMD_TOKEN            AUT_CMD
  144 #define AU_EXIT_TOKEN           AUT_EXIT
  145 #define AU_ARG64_TOKEN          AUT_ARG64
  146 #define AU_RETURN_64_TOKEN      AUT_RETURN64
  147 #define AU_ATTR64_TOKEN         AUT_ATTR64
  148 #define AU_HEADER_64_TOKEN      AUT_HEADER64
  149 #define AU_SUBJECT_64_TOKEN     AUT_SUBJECT64
  150 #define AU_PROCESS_64_TOKEN     AUT_PROCESS64
  151 #define AU_HEADER_64_EX_TOKEN   AUT_HEADER64_EX
  152 #define AU_SUBJECT_32_EX_TOKEN  AUT_SUBJECT32_EX
  153 #define AU_PROCESS_32_EX_TOKEN  AUT_PROCESS32_EX
  154 #define AU_SUBJECT_64_EX_TOKEN  AUT_SUBJECT64_EX
  155 #define AU_PROCESS_64_EX_TOKEN  AUT_PROCESS64_EX
  156 #define AU_IN_ADDR_EX_TOKEN     AUT_IN_ADDR_EX
  157 #define AU_SOCK_32_EX_TOKEN     AUT_SOCKET_EX
  158 
  159 /*
  160  * The values for the following token ids are not defined by BSM.
  161  *
  162  * XXXRW: Not sure how to handle these in OpenBSM yet, but I'll give them
  163  * names more consistent with Sun's BSM.  These originally came from Apple's
  164  * BSM.
  165  */
  166 #define AUT_SOCKINET32          0x80            /* XXX */
  167 #define AUT_SOCKINET128         0x81            /* XXX */
  168 #define AUT_SOCKUNIX            0x82            /* XXX */
  169 #define AU_SOCK_INET_32_TOKEN   AUT_SOCKINET32
  170 #define AU_SOCK_INET_128_TOKEN  AUT_SOCKINET128
  171 #define AU_SOCK_UNIX_TOKEN      AUT_SOCKUNIX
  172 
  173 /* print values for the arbitrary token */
  174 #define AUP_BINARY      0
  175 #define AUP_OCTAL       1
  176 #define AUP_DECIMAL     2
  177 #define AUP_HEX         3
  178 #define AUP_STRING      4
  179 
  180 /* data-types for the arbitrary token */
  181 #define AUR_BYTE        0
  182 #define AUR_CHAR        AUR_BYTE
  183 #define AUR_SHORT       1
  184 #define AUR_INT32       2
  185 #define AUR_INT         AUR_INT32
  186 #define AUR_INT64       3
  187 
  188 /* ... and their sizes */
  189 #define AUR_BYTE_SIZE       sizeof(u_char)
  190 #define AUR_CHAR_SIZE       AUR_BYTE_SIZE
  191 #define AUR_SHORT_SIZE      sizeof(uint16_t)
  192 #define AUR_INT32_SIZE      sizeof(uint32_t)
  193 #define AUR_INT_SIZE        AUR_INT32_SIZE
  194 #define AUR_INT64_SIZE      sizeof(uint64_t)
  195 
  196 /* Modifiers for the header token */
  197 #define PAD_NOTATTR  0x4000   /* nonattributable event */
  198 #define PAD_FAILURE  0x8000   /* fail audit event */
  199 
  200 #define AUDIT_MAX_GROUPS      16
  201 
  202 /*
  203  * A number of BSM versions are floating around and defined.  Here are
  204  * constants for them.  OpenBSM uses the same token types, etc, used in the
  205  * Solaris BSM version, but has a separate version number in order to
  206  * identify a potentially different event identifier name space.
  207  */
  208 #define AUDIT_HEADER_VERSION_OLDDARWIN  1       /* In retrospect, a mistake. */
  209 #define AUDIT_HEADER_VERSION_SOLARIS    2
  210 #define AUDIT_HEADER_VERSION_TSOL25     3
  211 #define AUDIT_HEADER_VERSION_TSOL       4
  212 #define AUDIT_HEADER_VERSION_OPENBSM    10
  213 
  214 /*
  215  * BSM define is AUT_TRAILER_MAGIC; Apple BSM define is TRAILER_PAD_MAGIC; we
  216  * split the difference, will remove the Apple define for the next release.
  217  */
  218 #define AUT_TRAILER_MAGIC       0xb105
  219 #define TRAILER_PAD_MAGIC       AUT_TRAILER_MAGIC
  220 
  221 /* BSM library calls */
  222 
  223 __BEGIN_DECLS
  224 
  225 struct in_addr;
  226 struct in6_addr;
  227 struct ip;
  228 struct ipc_perm;
  229 struct kevent;
  230 struct sockaddr_in;
  231 struct sockaddr_in6;
  232 struct sockaddr_un;
  233 #if defined(_KERNEL) || defined(KERNEL)
  234 struct vnode_au_info;
  235 #endif
  236 
  237 int      au_open(void);
  238 int      au_write(int d, token_t *m);
  239 int      au_close(int d, int keep, short event);
  240 int      au_close_buffer(int d, short event, u_char *buffer, size_t *buflen);
  241 int      au_close_token(token_t *tok, u_char *buffer, size_t *buflen);
  242 
  243 token_t *au_to_file(char *file, struct timeval tm);
  244 
  245 token_t *au_to_header32_tm(int rec_size, au_event_t e_type, au_emod_t e_mod,
  246             struct timeval tm);
  247 token_t *au_to_header64_tm(int rec_size, au_event_t e_type, au_emod_t e_mod,
  248             struct timeval tm);
  249 #if !defined(KERNEL) && !defined(_KERNEL)
  250 token_t *au_to_header(int rec_size, au_event_t e_type, au_emod_t e_mod);
  251 token_t *au_to_header32(int rec_size, au_event_t e_type, au_emod_t e_mod);
  252 token_t *au_to_header64(int rec_size, au_event_t e_type, au_emod_t e_mod);
  253 #endif
  254 
  255 token_t *au_to_me(void);
  256 token_t *au_to_arg(char n, char *text, uint32_t v);
  257 token_t *au_to_arg32(char n, char *text, uint32_t v);
  258 token_t *au_to_arg64(char n, char *text, uint64_t v);
  259 
  260 #if defined(_KERNEL) || defined(KERNEL)
  261 token_t *au_to_attr(struct vnode_au_info *vni);
  262 token_t *au_to_attr32(struct vnode_au_info *vni);
  263 token_t *au_to_attr64(struct vnode_au_info *vni);
  264 #endif
  265 
  266 token_t *au_to_data(char unit_print, char unit_type, char unit_count,
  267             char *p);
  268 token_t *au_to_exit(int retval, int err);
  269 token_t *au_to_groups(int *groups);
  270 token_t *au_to_newgroups(uint16_t n, gid_t *groups);
  271 token_t *au_to_in_addr(struct in_addr *internet_addr);
  272 token_t *au_to_in_addr_ex(struct in6_addr *internet_addr);
  273 token_t *au_to_ip(struct ip *ip);
  274 token_t *au_to_ipc(char type, int id);
  275 token_t *au_to_ipc_perm(struct ipc_perm *perm);
  276 token_t *au_to_iport(uint16_t iport);
  277 token_t *au_to_opaque(char *data, uint16_t bytes);
  278 token_t *au_to_path(char *path);
  279 token_t *au_to_process(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  280             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
  281 token_t *au_to_process32(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  282             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
  283 token_t *au_to_process64(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  284             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
  285 token_t *au_to_process_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  286             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
  287 token_t *au_to_process32_ex(au_id_t auid, uid_t euid, gid_t egid,
  288             uid_t ruid, gid_t rgid, pid_t pid, au_asid_t sid,
  289             au_tid_addr_t *tid);
  290 token_t *au_to_process64_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  291             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
  292 token_t *au_to_return(char status, uint32_t ret);
  293 token_t *au_to_return32(char status, uint32_t ret);
  294 token_t *au_to_return64(char status, uint64_t ret);
  295 token_t *au_to_seq(long audit_count);
  296 
  297 #if defined(_KERNEL) || defined(KERNEL)
  298 token_t *au_to_socket(struct socket *so);
  299 token_t *au_to_socket_ex_32(uint16_t lp, uint16_t rp, struct sockaddr *la,
  300             struct sockaddr *ta);
  301 token_t *au_to_socket_ex_128(uint16_t lp, uint16_t rp, struct sockaddr *la,
  302             struct sockaddr *ta);
  303 #endif
  304 
  305 token_t *au_to_sock_inet(struct sockaddr_in *so);
  306 token_t *au_to_sock_inet32(struct sockaddr_in *so);
  307 token_t *au_to_sock_inet128(struct sockaddr_in6 *so);
  308 token_t *au_to_sock_unix(struct sockaddr_un *so);
  309 token_t *au_to_subject(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  310             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
  311 token_t *au_to_subject32(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  312             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
  313 token_t *au_to_subject64(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  314             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
  315 token_t *au_to_subject_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  316             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
  317 token_t *au_to_subject32_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  318             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
  319 token_t *au_to_subject64_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
  320             gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
  321 #if defined(_KERNEL) || defined(KERNEL)
  322 token_t *au_to_exec_args(char *args, int argc);
  323 token_t *au_to_exec_env(char *envs, int envc);
  324 #else
  325 token_t *au_to_exec_args(char **argv);
  326 token_t *au_to_exec_env(char **envp);
  327 #endif
  328 token_t *au_to_text(char *text);
  329 token_t *au_to_kevent(struct kevent *kev);
  330 token_t *au_to_trailer(int rec_size);
  331 token_t *au_to_zonename(char *zonename);
  332 
  333 __END_DECLS
  334 
  335 #endif /* ! _BSM_AUDIT_RECORD_H_ */

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