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 }; 113 typedef enum datatype datatype_t; 114 115 union convert { 116 enum adt_generic msg_selector; 117 boolean_t tbool; 118 uint_t tuint; 119 int tint; 120 int32_t tint32; 121 uint16_t tuint16; 122 uint32_t tuint32; 123 uint64_t tuint64; 124 int32_t *tint32star; 125 uint32_t *tuint32star; 126 uid_t tuid; 127 gid_t tgid; 128 uid_t *tuidstar; 129 gid_t *tgidstar; 130 pid_t tpid; 131 long tlong; 132 ulong_t tulong; 133 char tchar; 134 char *tcharstar; 135 char **tchar2star; 136 au_tid_addr_t *ttermid; 137 priv_set_t *tprivstar; 138 m_label_t *tm_label; 139 }; 140 141 struct adt_event_state { 142 union union_of_events ae_event_data; 143 144 /* above is user's area; below is internal. Order matters */ 145 146 uint_t ae_check; /* see adt_internal_state */ 147 int ae_event_handle; 148 au_event_t ae_event_id; /* external id */ 149 au_event_t ae_internal_id; /* translated */ 150 int ae_rc; /* exit token rc */ 151 int ae_type; /* exit error type */ 152 struct adt_internal_state *ae_session; 153 }; 154 155 struct datadefs { 156 datatype_t dd_datatype; /* input data type */ 157 size_t dd_input_size; /* input data size */ 158 }; 159 typedef struct datadefs datadef; 160 161 typedef void (* adt_token_func_t)(datadef *, void *, int, 162 struct adt_event_state *, char *); 163 164 typedef char *(* adt_msg_func_t)(enum adt_generic); 165 166 #define ADT_VALID 0xAAAA5555 167 168 struct adt_internal_state { 169 uint32_t as_check; /* == ADT_VALID when created, */ 170 /* == zero when freed */ 171 uid_t as_euid; 172 uid_t as_ruid; 173 gid_t as_egid; 174 gid_t as_rgid; 175 176 struct auditinfo_addr as_info; 177 /* 178 * ai_auid audit id 179 * ai_mask.am_success pre-selection mask 180 * ai_mask.am_failure 181 * ai_termid .at_port terminal id 182 * .at_type 183 * .ai_termid.at_addr[0] 184 * .ai_termid.at_addr[1] 185 * .ai_termid.at_addr[2] 186 * .ai_termid.at_addr[3] 187 * ai_asid session id 188 */ 189 int as_audit_enabled; /* audit enable/disable state */ 190 /* 191 * data above this line is exported / imported 192 * To maintain upward compatibility, the above structures 193 * can't change, so for version 2, all changes will need 194 * to be added here and the old format (above) maintained. 195 */ 196 197 uint32_t as_have_user_data; 198 199 int as_kernel_audit_policy; 200 int as_session_model; 201 adt_session_flags_t as_flags; 202 pid_t as_pid; 203 m_label_t *as_label; /* if is_system_labeled */ 204 }; 205 206 /* 207 * export data format 208 * version number changes when adt_internal_state's export portion 209 * changes. 210 */ 211 #define PROTOCOL_VERSION_1 1 212 #define PROTOCOL_VERSION_2 2 213 214 /* 215 * most recent version is at the top; down level consumers are 216 * expected to search down via "prev_offsetX" to a version they 217 * understand. "v1" is first, "v0" is used to illustrate correct 218 * order for future use. 219 */ 220 221 struct adt_export_v2 { 222 int32_t ax_euid; 223 int32_t ax_ruid; 224 int32_t ax_egid; 225 int32_t ax_rgid; 226 int32_t ax_auid; 227 uint32_t ax_mask_success; 228 uint32_t ax_mask_failure; 229 uint32_t ax_port; 230 uint32_t ax_type; 231 uint32_t ax_addr[4]; 232 uint32_t ax_asid; 233 int ax_audit_enabled; 234 pid_t ax_pid; 235 size_t ax_label_len; /* 0, unlabeled */ 236 /* char ax_label[ax_label_len]; if, is_system_labeled */ 237 }; 238 struct adt_export_v1 { 239 int32_t ax_euid; 240 int32_t ax_ruid; 241 int32_t ax_egid; 242 int32_t ax_rgid; 243 int32_t ax_auid; 244 uint32_t ax_mask_success; 245 uint32_t ax_mask_failure; 246 uint32_t ax_port; 247 uint32_t ax_type; 248 uint32_t ax_addr[4]; 249 uint32_t ax_asid; 250 int ax_audit_enabled; 251 uint32_t ax_size_of_tsol_data; /* zero for non-TSOL systems */ 252 }; 253 struct export_link { 254 int32_t ax_version; 255 int32_t ax_offset; 256 }; 257 struct export_header { 258 uint32_t ax_check; 259 int32_t ax_buffer_length; 260 struct export_link ax_link; 261 }; 262 263 struct adt_export_data { 264 struct export_header ax_header; 265 266 struct adt_export_v2 ax_v2; 267 /* 268 * end of version 2 data 269 */ 270 struct export_link ax_next_v1; 271 struct adt_export_v1 ax_v1; 272 /* 273 * end of version 1 data 274 * struct export_link ax_next_A; 275 * data for older version 276 * struct adt_export_v0 ax_v0; 277 */ 278 struct export_link ax_last; /* terminator */ 279 }; 280 281 /* 282 * struct entry defines rows in tables defined in adt_xlate.c 283 */ 284 285 struct entry { 286 char en_token_id; /* token id */ 287 int en_count_types; /* # of input fields for this token */ 288 datadef *en_type_def; /* field type and size of each input */ 289 struct entry *en_next_token; /* linked list pointer */ 290 size_t en_offset; /* offset into structure for input */ 291 int en_required; /* if 1, always output a token */ 292 int en_tsol; /* if 1, reserved if for TX */ 293 char *en_msg_format; /* pointer to sprintf format string */ 294 }; 295 296 struct translation { 297 int tx_offsetsCalculated; /* eponymous */ 298 au_event_t tx_external_event; /* event id, external view */ 299 au_event_t tx_internal_event; /* event id, internal view */ 300 int tx_entries; /* array size of entry array */ 301 struct entry *tx_first_entry; /* start of linked list */ 302 struct entry *tx_top_entry; /* first array element */ 303 }; 304 305 extern struct translation *xlate_table[]; 306 307 struct token_jmp { 308 long jmp_id; 309 adt_token_func_t jmp_to; 310 }; 311 312 struct msg_text { 313 int ml_min_index; 314 int ml_max_index; 315 char **ml_msg_list; 316 int ml_offset; 317 }; 318 319 extern void adt_write_syslog(const char *, int); 320 extern void adt_token_open(struct adt_event_state *); 321 extern void adt_token_close(struct adt_event_state *); 322 extern void adt_generate_token(struct entry *, void *, 323 struct adt_event_state *); 324 extern void *adt_adjust_address(void *, size_t, size_t); 325 extern void adt_preload(au_event_t, adt_event_data_t *); 326 327 extern struct msg_text adt_msg_text[]; 328 329 #ifdef __cplusplus 330 } 331 #endif 332 333 #endif /* _BSM_XLATE_H */ 334