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 2006 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 74 enum adt_generic {ADT_GENERIC}; /* base for text enums */ 75 76 typedef struct adt_internal_state adt_internal_state_t; 77 78 union union_of_events { 79 union adt_event_data d0; 80 }; 81 enum adt_msg_list { 82 ADT_LIST_FAIL_PAM, 83 ADT_LIST_FAIL_VALUE, 84 ADT_LIST_LOGIN_TEXT}; 85 86 enum datatype {ADT_UNDEFINED = 0, 87 ADT_DATE, 88 ADT_MSG, 89 ADT_UINT, 90 ADT_INT, 91 ADT_INT32, 92 ADT_UINT16, 93 ADT_UINT32, 94 ADT_UINT32STAR, 95 ADT_UINT32ARRAY, 96 ADT_UID, 97 ADT_GID, 98 ADT_UIDSTAR, 99 ADT_GIDSTAR, 100 ADT_UINT64, 101 ADT_LONG, 102 ADT_ULONG, 103 ADT_CHAR, 104 ADT_CHARSTAR, 105 ADT_CHAR2STAR, /* char ** */ 106 ADT_PID, 107 ADT_PRIVSTAR, 108 ADT_TERMIDSTAR 109 }; 110 typedef enum datatype datatype_t; 111 112 union convert { 113 enum adt_generic msg_selector; 114 boolean_t tbool; 115 uint_t tuint; 116 int tint; 117 int32_t tint32; 118 uint16_t tuint16; 119 uint32_t tuint32; 120 uint64_t tuint64; 121 int32_t *tint32star; 122 uint32_t *tuint32star; 123 uid_t tuid; 124 gid_t tgid; 125 uid_t *tuidstar; 126 gid_t *tgidstar; 127 pid_t tpid; 128 long tlong; 129 ulong_t tulong; 130 char tchar; 131 char *tcharstar; 132 char **tchar2star; 133 au_tid_addr_t *ttermid; 134 priv_set_t *tprivstar; 135 }; 136 137 struct adt_event_state { 138 union union_of_events ae_event_data; 139 140 /* above is user's area; below is internal. Order matters */ 141 142 uint_t ae_check; /* see adt_internal_state */ 143 int ae_event_handle; 144 au_event_t ae_event_id; /* external id */ 145 au_event_t ae_internal_id; /* translated */ 146 int ae_rc; /* exit token rc */ 147 int ae_type; /* exit error type */ 148 struct adt_internal_state *ae_session; 149 }; 150 151 struct datadefs { 152 datatype_t dd_datatype; /* input data type */ 153 size_t dd_input_size; /* input data size */ 154 }; 155 typedef struct datadefs datadef; 156 157 typedef void (* adt_token_func_t)(datadef *, void *, int, 158 struct adt_event_state *, char *); 159 160 typedef char *(* adt_msg_func_t)(enum adt_generic); 161 162 #define ADT_VALID 0xAAAA5555 163 164 struct adt_internal_state { 165 uint32_t as_check; /* == ADT_VALID when created, */ 166 /* == zero when freed */ 167 uid_t as_euid; 168 uid_t as_ruid; 169 gid_t as_egid; 170 gid_t as_rgid; 171 172 struct auditinfo_addr as_info; 173 /* 174 * ai_auid audit id 175 * ai_mask.am_success pre-selection mask 176 * ai_mask.am_failure 177 * ai_termid .at_port terminal id 178 * .at_type 179 * .ai_termid.at_addr[0] 180 * .ai_termid.at_addr[1] 181 * .ai_termid.at_addr[2] 182 * .ai_termid.at_addr[3] 183 * ai_asid session id 184 */ 185 int as_audit_enabled; /* audit enable/disable state */ 186 /* 187 * data above this line is exported / imported 188 * To maintain upward compatibility, the above structures 189 * can't change, so for version 2, all changes will need 190 * to be added here and the old format (above) maintained. 191 */ 192 193 uint32_t as_have_user_data; 194 195 int as_kernel_audit_policy; 196 int as_session_model; 197 adt_session_flags_t as_flags; 198 pid_t as_pid; 199 m_label_t *as_label; /* if is_system_labeled */ 200 }; 201 202 /* 203 * export data format 204 * version number changes when adt_internal_state's export portion 205 * changes. 206 */ 207 #define PROTOCOL_VERSION_1 1 208 #define PROTOCOL_VERSION_2 2 209 210 /* 211 * most recent version is at the top; down level consumers are 212 * expected to search down via "prev_offsetX" to a version they 213 * understand. "v1" is first, "v0" is used to illustrate correct 214 * order for future use. 215 */ 216 217 struct adt_export_v2 { 218 int32_t ax_euid; 219 int32_t ax_ruid; 220 int32_t ax_egid; 221 int32_t ax_rgid; 222 int32_t ax_auid; 223 uint32_t ax_mask_success; 224 uint32_t ax_mask_failure; 225 uint32_t ax_port; 226 uint32_t ax_type; 227 uint32_t ax_addr[4]; 228 uint32_t ax_asid; 229 int ax_audit_enabled; 230 pid_t ax_pid; 231 size_t ax_label_len; /* 0, unlabeled */ 232 /* char ax_label[ax_label_len]; if, is_system_labeled */ 233 }; 234 struct adt_export_v1 { 235 int32_t ax_euid; 236 int32_t ax_ruid; 237 int32_t ax_egid; 238 int32_t ax_rgid; 239 int32_t ax_auid; 240 uint32_t ax_mask_success; 241 uint32_t ax_mask_failure; 242 uint32_t ax_port; 243 uint32_t ax_type; 244 uint32_t ax_addr[4]; 245 uint32_t ax_asid; 246 int ax_audit_enabled; 247 uint32_t ax_size_of_tsol_data; /* zero for non-TSOL systems */ 248 }; 249 struct export_link { 250 int32_t ax_version; 251 int32_t ax_offset; 252 }; 253 struct export_header { 254 uint32_t ax_check; 255 int32_t ax_buffer_length; 256 struct export_link ax_link; 257 }; 258 259 struct adt_export_data { 260 struct export_header ax_header; 261 262 struct adt_export_v2 ax_v2; 263 /* 264 * end of version 2 data 265 */ 266 struct export_link ax_next_v1; 267 struct adt_export_v1 ax_v1; 268 /* 269 * end of version 1 data 270 * struct export_link ax_next_A; 271 * data for older version 272 * struct adt_export_v0 ax_v0; 273 */ 274 struct export_link ax_last; /* terminator */ 275 }; 276 277 /* 278 * struct entry defines rows in tables defined in adt_xlate.c 279 */ 280 281 struct entry { 282 char en_token_id; /* token id */ 283 int en_count_types; /* # of input fields for this token */ 284 datadef *en_type_def; /* field type and size of each input */ 285 struct entry *en_next_token; /* linked list pointer */ 286 size_t en_offset; /* offset into structure for input */ 287 int en_required; /* if 1, always output a token */ 288 int en_tsol; /* if 1, reserved if for TX */ 289 char *en_msg_format; /* pointer to sprintf format string */ 290 }; 291 292 struct translation { 293 int tx_offsetsCalculated; /* eponymous */ 294 au_event_t tx_external_event; /* event id, external view */ 295 au_event_t tx_internal_event; /* event id, internal view */ 296 int tx_entries; /* array size of entry array */ 297 struct entry *tx_first_entry; /* start of linked list */ 298 struct entry *tx_top_entry; /* first array element */ 299 }; 300 301 extern struct translation *xlate_table[]; 302 303 struct token_jmp { 304 long jmp_id; 305 adt_token_func_t jmp_to; 306 }; 307 308 struct msg_text { 309 int ml_min_index; 310 int ml_max_index; 311 char **ml_msg_list; 312 int ml_offset; 313 }; 314 315 extern void adt_write_syslog(const char *, int); 316 extern void adt_token_open(struct adt_event_state *); 317 extern void adt_token_close(struct adt_event_state *); 318 extern void adt_generate_token(struct entry *, void *, 319 struct adt_event_state *); 320 extern void *adt_adjust_address(void *, size_t, size_t); 321 extern void adt_preload(au_event_t, adt_event_data_t *); 322 323 extern struct msg_text adt_msg_text[]; 324 325 #ifdef __cplusplus 326 } 327 #endif 328 329 #endif /* _BSM_XLATE_H */ 330