1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * adt_xlate.h 23 * 24 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 25 * Use is subject to license terms. 26 * 27 */ 28 29 #ifndef _BSM_XLATE_H 30 #define _BSM_XLATE_H 31 32 #pragma ident "%Z%%M% %I% %E% SMI" 33 34 #include <bsm/libbsm.h> 35 #include <priv.h> 36 #include <bsm/adt_event.h> 37 #include <tsol/label.h> 38 39 #ifdef __cplusplus 40 extern "C" { 41 #endif 42 43 #ifndef TEXT_DOMAIN 44 #define TEXT_DOMAIN "SYS_TEST" 45 #endif 46 47 /* 48 * values for adt_session_model 49 * In the session model, the session and process are unrelated, so 50 * such things as the supplementary group token make no sense. In 51 * the process model, the process and session are the same. 52 */ 53 #define ADT_SESSION_MODEL 1 54 #define ADT_PROCESS_MODEL 0 55 56 #define ADT_HAVE_MASK 0x01 57 #define ADT_HAVE_TID 0x02 58 #define ADT_HAVE_AUID 0x04 59 #define ADT_HAVE_ASID 0x08 60 #define ADT_HAVE_IDS 0x10 61 #define ADT_HAVE_ALL (uint32_t)\ 62 (ADT_HAVE_MASK | ADT_HAVE_TID | ADT_HAVE_AUID | ADT_HAVE_ASID |\ 63 ADT_HAVE_IDS) 64 65 /* 66 * dummy token types for privilege 67 */ 68 #define ADT_AUT_PRIV_L -100 /* limit set */ 69 #define ADT_AUT_PRIV_I -101 /* inherited set */ 70 #define ADT_AUT_PRIV_E -102 /* effective set */ 71 /* dummy token type for alternate command */ 72 #define ADT_CMD_ALT -103 73 #define ADT_IN_PEER -104 /* peer address in_addr and in_port */ 74 75 enum adt_generic {ADT_GENERIC}; /* base for text enums */ 76 77 typedef struct adt_internal_state adt_internal_state_t; 78 79 union union_of_events { 80 union adt_event_data d0; 81 }; 82 enum adt_msg_list { 83 ADT_LIST_FAIL_PAM, 84 ADT_LIST_FAIL_VALUE, 85 ADT_LIST_LOGIN_TEXT, 86 ADT_LIST_UADMIN_FCN}; 87 88 enum datatype {ADT_UNDEFINED = 0, 89 ADT_DATE, 90 ADT_MSG, 91 ADT_UINT, 92 ADT_INT, 93 ADT_INT32, 94 ADT_UINT16, 95 ADT_UINT32, 96 ADT_UINT32STAR, 97 ADT_UINT32ARRAY, 98 ADT_UID, 99 ADT_GID, 100 ADT_UIDSTAR, 101 ADT_GIDSTAR, 102 ADT_UINT64, 103 ADT_LONG, 104 ADT_ULONG, 105 ADT_CHAR, 106 ADT_CHARSTAR, 107 ADT_CHAR2STAR, /* char ** */ 108 ADT_PID, 109 ADT_PRIVSTAR, 110 ADT_TERMIDSTAR, 111 ADT_MLABELSTAR, 112 ADT_FD 113 }; 114 typedef enum datatype datatype_t; 115 116 union convert { 117 enum adt_generic msg_selector; 118 boolean_t tbool; 119 uint_t tuint; 120 int tint; 121 int32_t tint32; 122 uint16_t tuint16; 123 uint32_t tuint32; 124 uint64_t tuint64; 125 int32_t *tint32star; 126 uint32_t *tuint32star; 127 uid_t tuid; 128 gid_t tgid; 129 uid_t *tuidstar; 130 gid_t *tgidstar; 131 pid_t tpid; 132 long tlong; 133 ulong_t tulong; 134 char tchar; 135 char *tcharstar; 136 char **tchar2star; 137 au_tid_addr_t *ttermid; 138 priv_set_t *tprivstar; 139 m_label_t *tm_label; 140 fd_t tfd; 141 }; 142 143 struct adt_event_state { 144 union union_of_events ae_event_data; 145 146 /* above is user's area; below is internal. Order matters */ 147 148 uint_t ae_check; /* see adt_internal_state */ 149 int ae_event_handle; 150 au_event_t ae_event_id; /* external id */ 151 au_event_t ae_internal_id; /* translated */ 152 int ae_rc; /* exit token rc */ 153 int ae_type; /* exit error type */ 154 struct adt_internal_state *ae_session; 155 }; 156 157 struct datadefs { 158 datatype_t dd_datatype; /* input data type */ 159 size_t dd_input_size; /* input data size */ 160 }; 161 typedef struct datadefs datadef; 162 163 typedef void (* adt_token_func_t)(datadef *, void *, int, 164 struct adt_event_state *, char *); 165 166 typedef char *(* adt_msg_func_t)(enum adt_generic); 167 168 #define ADT_VALID 0xAAAA5555 169 170 struct adt_internal_state { 171 uint32_t as_check; /* == ADT_VALID when created, */ 172 /* == zero when freed */ 173 uid_t as_euid; 174 uid_t as_ruid; 175 gid_t as_egid; 176 gid_t as_rgid; 177 178 struct auditinfo_addr as_info; 179 /* 180 * ai_auid audit id 181 * ai_mask.am_success pre-selection mask 182 * ai_mask.am_failure 183 * ai_termid .at_port terminal id 184 * .at_type 185 * .ai_termid.at_addr[0] 186 * .ai_termid.at_addr[1] 187 * .ai_termid.at_addr[2] 188 * .ai_termid.at_addr[3] 189 * ai_asid session id 190 */ 191 int as_audit_enabled; /* audit enable/disable state */ 192 /* 193 * data above this line is exported / imported 194 * To maintain upward compatibility, the above structures 195 * can't change, so for version 2, all changes will need 196 * to be added here and the old format (above) maintained. 197 */ 198 199 uint32_t as_have_user_data; 200 201 int as_kernel_audit_policy; 202 int as_session_model; 203 adt_session_flags_t as_flags; 204 pid_t as_pid; 205 m_label_t *as_label; /* if is_system_labeled */ 206 }; 207 208 /* 209 * export data format 210 * version number changes when adt_internal_state's export portion 211 * changes. 212 */ 213 #define PROTOCOL_VERSION_1 1 214 #define PROTOCOL_VERSION_2 2 215 216 /* 217 * most recent version is at the top; down level consumers are 218 * expected to search down via "prev_offsetX" to a version they 219 * understand. "v1" is first, "v0" is used to illustrate correct 220 * order for future use. 221 */ 222 223 struct adt_export_v2 { 224 int32_t ax_euid; 225 int32_t ax_ruid; 226 int32_t ax_egid; 227 int32_t ax_rgid; 228 int32_t ax_auid; 229 uint32_t ax_mask_success; 230 uint32_t ax_mask_failure; 231 uint32_t ax_port; 232 uint32_t ax_type; 233 uint32_t ax_addr[4]; 234 uint32_t ax_asid; 235 int ax_audit_enabled; 236 pid_t ax_pid; 237 size_t ax_label_len; /* 0, unlabeled */ 238 /* char ax_label[ax_label_len]; if, is_system_labeled */ 239 }; 240 struct adt_export_v1 { 241 int32_t ax_euid; 242 int32_t ax_ruid; 243 int32_t ax_egid; 244 int32_t ax_rgid; 245 int32_t ax_auid; 246 uint32_t ax_mask_success; 247 uint32_t ax_mask_failure; 248 uint32_t ax_port; 249 uint32_t ax_type; 250 uint32_t ax_addr[4]; 251 uint32_t ax_asid; 252 int ax_audit_enabled; 253 uint32_t ax_size_of_tsol_data; /* zero for non-TSOL systems */ 254 }; 255 struct export_link { 256 int32_t ax_version; 257 int32_t ax_offset; 258 }; 259 struct export_header { 260 uint32_t ax_check; 261 int32_t ax_buffer_length; 262 struct export_link ax_link; 263 }; 264 265 struct adt_export_data { 266 struct export_header ax_header; 267 268 struct adt_export_v2 ax_v2; 269 /* 270 * end of version 2 data 271 */ 272 struct export_link ax_next_v1; 273 struct adt_export_v1 ax_v1; 274 /* 275 * end of version 1 data 276 * struct export_link ax_next_A; 277 * data for older version 278 * struct adt_export_v0 ax_v0; 279 */ 280 struct export_link ax_last; /* terminator */ 281 }; 282 283 /* 284 * struct entry defines rows in tables defined in adt_xlate.c 285 */ 286 287 struct entry { 288 char en_token_id; /* token id */ 289 int en_count_types; /* # of input fields for this token */ 290 datadef *en_type_def; /* field type and size of each input */ 291 struct entry *en_next_token; /* linked list pointer */ 292 size_t en_offset; /* offset into structure for input */ 293 int en_required; /* if 1, always output a token */ 294 int en_tsol; /* if 1, reserved if for TX */ 295 char *en_msg_format; /* pointer to sprintf format string */ 296 }; 297 298 struct translation { 299 int tx_offsetsCalculated; /* eponymous */ 300 au_event_t tx_external_event; /* event id, external view */ 301 au_event_t tx_internal_event; /* event id, internal view */ 302 int tx_entries; /* array size of entry array */ 303 struct entry *tx_first_entry; /* start of linked list */ 304 struct entry *tx_top_entry; /* first array element */ 305 }; 306 307 extern struct translation *xlate_table[]; 308 309 struct token_jmp { 310 long jmp_id; 311 adt_token_func_t jmp_to; 312 }; 313 314 struct msg_text { 315 int ml_min_index; 316 int ml_max_index; 317 char **ml_msg_list; 318 int ml_offset; 319 }; 320 321 extern void adt_write_syslog(const char *, int); 322 extern void adt_token_open(struct adt_event_state *); 323 extern void adt_token_close(struct adt_event_state *); 324 extern void adt_generate_token(struct entry *, void *, 325 struct adt_event_state *); 326 extern void *adt_adjust_address(void *, size_t, size_t); 327 extern void adt_preload(au_event_t, adt_event_data_t *); 328 329 extern struct msg_text adt_msg_text[]; 330 331 #ifdef __cplusplus 332 } 333 #endif 334 335 #endif /* _BSM_XLATE_H */ 336