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 /* 23 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. 24 * Copyright 2020 Tintri by DDN, Inc. All rights reserved. 25 * Copyright 2022 RackTop Systems, Inc. 26 */ 27 28 #ifndef _LIBSMB_H 29 #define _LIBSMB_H 30 31 #ifdef __cplusplus 32 extern "C" { 33 #endif 34 35 #include <sys/types.h> 36 #include <sys/inttypes.h> 37 #include <sys/list.h> 38 #include <sys/avl.h> 39 #include <arpa/inet.h> 40 #include <net/if.h> /* LIFNAMSIZ */ 41 #include <netdb.h> 42 #include <stdlib.h> 43 #include <libscf.h> 44 #include <libshare.h> 45 #include <uuid/uuid.h> 46 #include <synch.h> 47 #include <stdarg.h> 48 49 #include <smb/nterror.h> 50 #include <smb/ntstatus.h> 51 #include <smb/wintypes.h> 52 53 #include <smbsrv/string.h> 54 #include <smbsrv/smb_idmap.h> 55 #include <smbsrv/netbios.h> 56 #include <smbsrv/smb_share.h> 57 #include <smbsrv/smb_door.h> 58 #include <smbsrv/alloc.h> 59 #include <smbsrv/hash_table.h> 60 #include <smbsrv/msgbuf.h> 61 #include <smbsrv/smb_xdr.h> 62 #include <smbsrv/smbinfo.h> 63 #include <smbsrv/ntifs.h> 64 65 #define SMB_VARSMB_DIR "/var/smb" 66 #define SMB_VARRUN_DIR "/var/run/smb" 67 #define SMB_CCACHE_FILE "ccache" 68 #define SMB_CCACHE_PATH SMB_VARRUN_DIR "/" SMB_CCACHE_FILE 69 70 71 /* Max value length of all SMB properties */ 72 #define MAX_VALUE_BUFLEN 512 73 74 #define SMBD_FMRI_PREFIX "network/smb/server" 75 #define SMBD_DEFAULT_INSTANCE_FMRI "svc:/network/smb/server:default" 76 #define SMBD_PG_NAME "smbd" 77 #define SMBD_PROTECTED_PG_NAME "read" 78 #define SMBD_EXEC_PG_NAME "exec" 79 80 #define SMBD_SMF_OK 0 81 #define SMBD_SMF_NO_MEMORY 1 /* no memory for data structures */ 82 #define SMBD_SMF_SYSTEM_ERR 2 /* system error, use errno */ 83 #define SMBD_SMF_NO_PERMISSION 3 /* no permission for operation */ 84 #define SMBD_SMF_INVALID_ARG 4 85 86 #define SCH_STATE_UNINIT 0 87 #define SCH_STATE_INITIALIZING 1 88 #define SCH_STATE_INIT 2 89 90 typedef struct smb_scfhandle { 91 scf_handle_t *scf_handle; 92 int scf_state; 93 scf_service_t *scf_service; 94 scf_scope_t *scf_scope; 95 scf_transaction_t *scf_trans; 96 scf_transaction_entry_t *scf_entry; 97 scf_propertygroup_t *scf_pg; 98 scf_instance_t *scf_instance; 99 scf_iter_t *scf_inst_iter; 100 scf_iter_t *scf_pg_iter; 101 } smb_scfhandle_t; 102 103 /* 104 * CIFS Configuration Management 105 */ 106 typedef enum { 107 SMB_CI_VERSION = 0, 108 SMB_CI_OPLOCK_ENABLE, 109 110 SMB_CI_AUTOHOME_MAP, 111 112 SMB_CI_DOMAIN_SID, 113 SMB_CI_DOMAIN_MEMB, 114 SMB_CI_DOMAIN_NAME, 115 SMB_CI_DOMAIN_FQDN, 116 SMB_CI_DOMAIN_FOREST, 117 SMB_CI_DOMAIN_GUID, 118 SMB_CI_DOMAIN_SRV, 119 120 SMB_CI_WINS_SRV1, 121 SMB_CI_WINS_SRV2, 122 SMB_CI_WINS_EXCL, 123 124 SMB_CI_MAX_WORKERS, 125 SMB_CI_MAX_CONNECTIONS, 126 SMB_CI_KEEPALIVE, 127 SMB_CI_RESTRICT_ANON, 128 129 SMB_CI_SIGNING_ENABLE, 130 SMB_CI_SIGNING_REQD, 131 132 SMB_CI_SYNC_ENABLE, 133 134 SMB_CI_SECURITY, 135 SMB_CI_NETBIOS_ENABLE, 136 SMB_CI_NBSCOPE, 137 SMB_CI_SYS_CMNT, 138 SMB_CI_LM_LEVEL, 139 140 SMB_CI_ADS_SITE, 141 142 SMB_CI_DYNDNS_ENABLE, 143 144 SMB_CI_MACHINE_PASSWD, 145 SMB_CI_MACHINE_UUID, 146 SMB_CI_KPASSWD_SRV, 147 SMB_CI_KPASSWD_DOMAIN, 148 SMB_CI_KPASSWD_SEQNUM, 149 SMB_CI_NETLOGON_SEQNUM, 150 SMB_CI_IPV6_ENABLE, 151 SMB_CI_PRINT_ENABLE, 152 SMB_CI_MAP, 153 SMB_CI_UNMAP, 154 SMB_CI_DISPOSITION, 155 SMB_CI_DFS_STDROOT_NUM, 156 SMB_CI_TRAVERSE_MOUNTS, 157 SMB_CI_SMB2_ENABLE_OLD, /* obsolete */ 158 SMB_CI_INITIAL_CREDITS, 159 SMB_CI_MAXIMUM_CREDITS, 160 SMB_CI_MAX_PROTOCOL, 161 SMB_CI_ENCRYPT, 162 SMB_CI_MIN_PROTOCOL, 163 SMB_CI_BYPASS_TRAVERSE_CHECKING, 164 SMB_CI_ENCRYPT_CIPHERS, 165 SMB_CI_NETLOGON_FLAGS, 166 SMB_CI_SHORT_NAMES, 167 SMB_CI_MAX_OPENS, 168 169 SMB_CI_MAX 170 } smb_cfg_id_t; 171 172 /* SMF helper functions */ 173 extern smb_scfhandle_t *smb_smf_scf_init(char *); 174 extern void smb_smf_scf_fini(smb_scfhandle_t *); 175 extern int smb_smf_start_transaction(smb_scfhandle_t *); 176 extern int smb_smf_end_transaction(smb_scfhandle_t *); 177 extern int smb_smf_set_string_property(smb_scfhandle_t *, char *, char *); 178 extern int smb_smf_get_string_property(smb_scfhandle_t *, char *, 179 char *, size_t); 180 extern int smb_smf_set_integer_property(smb_scfhandle_t *, char *, int64_t); 181 extern int smb_smf_get_integer_property(smb_scfhandle_t *, char *, int64_t *); 182 extern int smb_smf_set_boolean_property(smb_scfhandle_t *, char *, uint8_t); 183 extern int smb_smf_get_boolean_property(smb_scfhandle_t *, char *, uint8_t *); 184 extern int smb_smf_set_opaque_property(smb_scfhandle_t *, char *, 185 void *, size_t); 186 extern int smb_smf_get_opaque_property(smb_scfhandle_t *, char *, 187 void *, size_t); 188 extern int smb_smf_create_service_pgroup(smb_scfhandle_t *, char *); 189 extern int smb_smf_delete_property(smb_scfhandle_t *, char *); 190 extern int smb_smf_restart_service(void); 191 extern int smb_smf_maintenance_mode(void); 192 193 /* ZFS interface */ 194 struct libzfs_handle; 195 int smb_getdataset(struct libzfs_handle *, const char *, char *, size_t); 196 197 /* Configuration management functions */ 198 extern int smb_config_get(smb_cfg_id_t, char *, int); 199 extern char *smb_config_getname(smb_cfg_id_t); 200 extern int smb_config_getstr(smb_cfg_id_t, char *, int); 201 extern int smb_config_getnum(smb_cfg_id_t, int64_t *); 202 extern boolean_t smb_config_getbool(smb_cfg_id_t); 203 204 extern int smb_config_set(smb_cfg_id_t, char *); 205 extern int smb_config_setstr(smb_cfg_id_t, char *); 206 extern int smb_config_setnum(smb_cfg_id_t, int64_t); 207 extern int smb_config_setbool(smb_cfg_id_t, boolean_t); 208 209 extern boolean_t smb_config_get_ads_enable(void); 210 extern int smb_config_get_debug(void); 211 extern uint8_t smb_config_get_fg_flag(void); 212 extern char *smb_config_get_localsid(void); 213 extern int smb_config_get_localuuid(uuid_t); 214 extern int smb_config_secmode_fromstr(char *); 215 extern char *smb_config_secmode_tostr(int); 216 extern int smb_config_get_secmode(void); 217 extern int smb_config_set_secmode(int); 218 extern int smb_config_set_idmap_domain(char *); 219 extern int smb_config_refresh_idmap(void); 220 extern int smb_config_getip(smb_cfg_id_t, smb_inaddr_t *); 221 extern void smb_config_get_version(smb_version_t *); 222 uint32_t smb_config_get_execinfo(char *, char *, size_t); 223 extern void smb_config_get_negtok(uchar_t *, uint32_t *); 224 225 extern uint32_t smb_config_get_max_protocol(void); 226 extern uint32_t smb_config_get_min_protocol(void); 227 extern uint32_t smb_convert_version_str(const char *); 228 extern void smb_config_upgrade(void); 229 extern uint32_t smb_config_get_encrypt_ciphers(void); 230 extern int smb_convert_encrypt_ciphers(char *); 231 232 extern smb_cfg_val_t smb_config_get_require(smb_cfg_id_t); 233 234 extern void smb_load_kconfig(smb_kmod_cfg_t *kcfg); 235 extern uint32_t smb_crc_gen(uint8_t *, size_t); 236 237 extern boolean_t smb_match_netlogon_seqnum(void); 238 extern int smb_setdomainprops(char *, char *, char *); 239 extern void smb_update_netlogon_seqnum(void); 240 241 /* maximum password length on Windows 2000 and above */ 242 #define SMB_PASSWD_MAXLEN 127 243 #define SMB_USERNAME_MAXLEN 40 244 245 /* See also: smb_joininfo_xdr() */ 246 typedef struct smb_joininfo { 247 uint32_t mode; 248 char domain_name[MAXHOSTNAMELEN]; 249 char container_name[MAXHOSTNAMELEN]; 250 char domain_username[SMB_USERNAME_MAXLEN + 1]; 251 char domain_passwd[SMB_PASSWD_MAXLEN + 1]; 252 } smb_joininfo_t; 253 254 /* See also: smb_joinres_xdr() */ 255 typedef struct smb_joinres { 256 uint32_t status; 257 int join_err; 258 char dc_name[MAXHOSTNAMELEN]; 259 } smb_joinres_t; 260 261 /* APIs to communicate with SMB daemon via door calls */ 262 int smb_join(smb_joininfo_t *, smb_joinres_t *info); 263 bool_t smb_joininfo_xdr(XDR *, smb_joininfo_t *); 264 bool_t smb_joinres_xdr(XDR *, smb_joinres_t *); 265 boolean_t smb_find_ads_server(char *, char *, int); 266 int smb_notify_dc_changed(void); 267 268 extern void smb_config_getdomaininfo(char *, char *, char *, char *, char *); 269 extern void smb_config_setdomaininfo(char *, char *, char *, char *, char *); 270 extern uint32_t smb_get_dcinfo(char *, uint32_t, smb_inaddr_t *); 271 272 /* 273 * buffer context structure. This is used to keep track of the buffer 274 * context. 275 * 276 * basep: points to the beginning of the buffer 277 * curp: points to the current offset 278 * endp: points to the limit of the buffer 279 */ 280 typedef struct { 281 unsigned char *basep; 282 unsigned char *curp; 283 unsigned char *endp; 284 } smb_ctxbuf_t; 285 286 extern int smb_ctxbuf_init(smb_ctxbuf_t *ctx, unsigned char *buf, 287 size_t buflen); 288 extern int smb_ctxbuf_len(smb_ctxbuf_t *ctx); 289 extern int smb_ctxbuf_printf(smb_ctxbuf_t *ctx, const char *fmt, ...); 290 291 void smb_idmap_check(const char *, idmap_stat); 292 293 /* Miscellaneous functions */ 294 extern void hexdump(unsigned char *, int); 295 extern size_t bintohex(const char *, size_t, char *, size_t); 296 extern size_t hextobin(const char *, size_t, char *, size_t); 297 extern char *strstrip(char *, const char *); 298 extern char *strtrim(char *, const char *); 299 extern char *trim_whitespace(char *); 300 extern void randomize(char *, unsigned); 301 extern void rand_hash(unsigned char *, size_t, unsigned char *, size_t); 302 303 extern int smb_getdomainname(char *, size_t); 304 extern int smb_getfqdomainname(char *, size_t); 305 306 typedef enum smb_caseconv { 307 SMB_CASE_PRESERVE = 0, 308 SMB_CASE_UPPER, 309 SMB_CASE_LOWER 310 } smb_caseconv_t; 311 312 extern int smb_gethostname(char *, size_t, smb_caseconv_t); 313 extern int smb_getfqhostname(char *, size_t); 314 extern int smb_getnetbiosname(char *, size_t); 315 extern struct hostent *smb_gethostbyname(const char *, int *); 316 extern struct hostent *smb_gethostbyaddr(const char *, int, int, int *); 317 318 #define SMB_SAMACCT_MAXLEN (NETBIOS_NAME_SZ + 1) 319 extern int smb_getsamaccount(char *, size_t); 320 321 extern int smb_get_nameservers(smb_inaddr_t *, int); 322 extern void smb_tonetbiosname(char *, char *, char); 323 324 extern int smb_chk_hostaccess(smb_inaddr_t *, char *); 325 326 extern int smb_getnameinfo(smb_inaddr_t *, char *, int, int); 327 328 extern uint32_t smb_get_netlogon_flags(void); 329 330 void smb_trace(const char *s); 331 void smb_tracef(const char *fmt, ...); 332 333 const char *xlate_nt_status(unsigned int); 334 335 void libsmb_redirect_syslog(__FILE_TAG *fp, int priority); 336 337 /* 338 * Authentication 339 */ 340 341 #define SMBAUTH_LM_MAGIC_STR "KGS!@#$%" 342 343 #define SMBAUTH_HASH_SZ 16 /* also LM/NTLM/NTLMv2 Hash size */ 344 #define SMBAUTH_LM_RESP_SZ 24 /* also NTLM Response size */ 345 #define SMBAUTH_LM_PWD_SZ 14 /* LM password size */ 346 #define SMBAUTH_CHAL_SZ 8 /* both LMv2 and NTLMv2 */ 347 #define SMBAUTH_SESSION_KEY_SZ SMBAUTH_HASH_SZ 348 #define SMBAUTH_HEXHASH_SZ (SMBAUTH_HASH_SZ * 2) 349 350 #define SMBAUTH_RETRY 2 351 #define SMBAUTH_FAILURE 1 352 #define SMBAUTH_SUCCESS 0 353 #define MD_DIGEST_LEN 16 354 355 /* 356 * Name Types 357 * 358 * The list of names near the end of the data blob (i.e. the ndb_names 359 * field of the smb_auth_data_blob_t data structure) can be classify into 360 * the following types: 361 * 362 * 0x0000 Indicates the end of the list. 363 * 0x0001 The name is a NetBIOS machine name (e.g. server name) 364 * 0x0002 The name is an NT Domain NetBIOS name. 365 * 0x0003 The name is the server's DNS hostname. 366 * 0x0004 The name is a W2K Domain name (a DNS name). 367 */ 368 #define SMBAUTH_NAME_TYPE_LIST_END 0x0000 369 #define SMBAUTH_NAME_TYPE_SERVER_NETBIOS 0x0001 370 #define SMBAUTH_NAME_TYPE_DOMAIN_NETBIOS 0x0002 371 #define SMBAUTH_NAME_TYPE_SERVER_DNS 0x0003 372 #define SMBAUTH_NAME_TYPE_DOMAIN_DNS 0x0004 373 374 /* 375 * smb_auth_name_entry_t 376 * 377 * Each name entry in the data blob consists of the following 3 fields: 378 * 379 * nne_type - name type 380 * nne_len - the length of the name 381 * nne_name - the name, in uppercase UCS-2LE Unicode format 382 */ 383 typedef struct smb_auth_name_entry { 384 unsigned short nne_type; 385 unsigned short nne_len; 386 smb_wchar_t nne_name[SMB_PI_MAX_DOMAIN * 2]; 387 } smb_auth_name_entry_t; 388 389 /* 390 * smb_auth_data_blob 391 * 392 * The format of this NTLMv2 data blob structure is as follow: 393 * 394 * - Blob Signature 0x01010000 (4 bytes) 395 * - Reserved (0x00000000) (4 bytes) 396 * - Timestamp Little-endian, 64-bit signed value representing 397 * the number of tenths of a microsecond since January 1, 1601. 398 * (8 bytes) 399 * - Client Challenge (8 bytes) 400 * - Unknown1 (4 bytes) 401 * - List of Target Information (variable length) 402 * - Unknown2 (4 bytes) 403 */ 404 typedef struct smb_auth_data_blob { 405 unsigned char ndb_signature[4]; 406 unsigned char ndb_reserved[4]; 407 uint64_t ndb_timestamp; 408 unsigned char ndb_clnt_challenge[SMBAUTH_CHAL_SZ]; 409 unsigned char ndb_unknown[4]; 410 smb_auth_name_entry_t ndb_names[2]; 411 unsigned char ndb_unknown2[4]; 412 } smb_auth_data_blob_t; 413 414 #define SMBAUTH_BLOB_MAXLEN (sizeof (smb_auth_data_blob_t)) 415 #define SMBAUTH_CI_MAXLEN SMBAUTH_LM_RESP_SZ 416 #define SMBAUTH_CS_MAXLEN (SMBAUTH_BLOB_MAXLEN + SMBAUTH_HASH_SZ) 417 418 /* 419 * smb_auth_info_t 420 * 421 * The structure contains all the authentication information 422 * needed for the preparaton of the SMBSessionSetupAndx request 423 * and the user session key. 424 * 425 * hash - NTLM hash 426 * hash_v2 - NTLMv2 hash 427 * ci_len - the length of the case-insensitive password 428 * ci - case-insensitive password 429 * (If NTLMv2 authentication mechanism is used, it 430 * represents the LMv2 response. Otherwise, it 431 * is empty.) 432 * cs_len - the length of the case-sensitive password 433 * cs - case-sensitive password 434 * (If NTLMv2 authentication mechanism is used, it 435 * represents the NTLMv2 response. Otherwise, it 436 * represents the NTLM response.) 437 * data_blob - NTLMv2 data blob 438 */ 439 typedef struct smb_auth_info { 440 unsigned char hash[SMBAUTH_HASH_SZ]; 441 unsigned char hash_v2[SMBAUTH_HASH_SZ]; 442 unsigned short ci_len; 443 unsigned char ci[SMBAUTH_CI_MAXLEN]; 444 unsigned short cs_len; 445 unsigned char cs[SMBAUTH_CS_MAXLEN]; 446 int lmcompatibility_lvl; 447 smb_auth_data_blob_t data_blob; 448 } smb_auth_info_t; 449 450 /* 451 * SMB password management 452 */ 453 454 #define SMB_PWF_LM 0x01 /* LM hash is present */ 455 #define SMB_PWF_NT 0x02 /* NT hash is present */ 456 #define SMB_PWF_DISABLE 0x04 /* Account is disabled */ 457 458 typedef struct smb_passwd { 459 uid_t pw_uid; 460 uint32_t pw_flags; 461 char pw_name[SMB_USERNAME_MAXLEN]; 462 uint8_t pw_lmhash[SMBAUTH_HASH_SZ]; 463 uint8_t pw_nthash[SMBAUTH_HASH_SZ]; 464 } smb_passwd_t; 465 466 /* 467 * Control flags passed to smb_pwd_setcntl 468 */ 469 #define SMB_PWC_DISABLE 0x01 470 #define SMB_PWC_ENABLE 0x02 471 #define SMB_PWC_NOLM 0x04 472 #define SMB_PWC_DELETE 0x08 473 474 #define SMB_PWE_SUCCESS 0 475 #define SMB_PWE_USER_UNKNOWN 1 476 #define SMB_PWE_USER_DISABLE 2 477 #define SMB_PWE_CLOSE_FAILED 3 478 #define SMB_PWE_OPEN_FAILED 4 479 #define SMB_PWE_WRITE_FAILED 6 480 #define SMB_PWE_UPDATE_FAILED 7 481 #define SMB_PWE_STAT_FAILED 8 482 #define SMB_PWE_BUSY 9 483 #define SMB_PWE_DENIED 10 484 #define SMB_PWE_SYSTEM_ERROR 11 485 #define SMB_PWE_INVALID_PARAM 12 486 #define SMB_PWE_NO_MEMORY 13 487 #define SMB_PWE_MAX 14 488 489 typedef struct smb_pwditer { 490 void *spi_next; 491 } smb_pwditer_t; 492 493 typedef struct smb_luser { 494 char *su_name; 495 char *su_fullname; 496 char *su_desc; 497 uint32_t su_rid; 498 uint32_t su_ctrl; 499 } smb_luser_t; 500 501 extern void smb_pwd_init(boolean_t); 502 extern void smb_pwd_fini(void); 503 extern smb_passwd_t *smb_pwd_getpwnam(const char *, smb_passwd_t *); 504 extern smb_passwd_t *smb_pwd_getpwuid(uid_t, smb_passwd_t *); 505 extern int smb_pwd_setpasswd(const char *, const char *); 506 extern int smb_pwd_setcntl(const char *, int); 507 508 extern int smb_pwd_iteropen(smb_pwditer_t *); 509 extern smb_luser_t *smb_pwd_iterate(smb_pwditer_t *); 510 extern void smb_pwd_iterclose(smb_pwditer_t *); 511 512 extern int smb_auth_qnd_unicode(smb_wchar_t *, const char *, int); 513 extern int smb_auth_hmac_md5(unsigned char *, int, unsigned char *, int, 514 unsigned char *); 515 516 /* 517 * A variation on HMAC-MD5 known as HMACT64 is used by Windows systems. 518 * The HMACT64() function is the same as the HMAC-MD5() except that 519 * it truncates the input key to 64 bytes rather than hashing it down 520 * to 16 bytes using the MD5() function. 521 */ 522 #define SMBAUTH_HMACT64(D, Ds, K, Ks, digest) \ 523 smb_auth_hmac_md5(D, Ds, K, (Ks > 64) ? 64 : Ks, digest) 524 525 extern int smb_auth_DES(unsigned char *, int, unsigned char *, int, 526 unsigned char *, int); 527 extern int smb_auth_RC4(unsigned char *, int, unsigned char *, int, 528 unsigned char *, int); 529 530 extern int smb_auth_md4(unsigned char *, unsigned char *, int); 531 extern int smb_auth_lm_hash(const char *, unsigned char *); 532 extern int smb_auth_ntlm_hash(const char *, unsigned char *); 533 extern void smb_auth_ntlm2_mkchallenge(char *, const char *, const char *); 534 extern void smb_auth_ntlm2_kxkey(unsigned char *, const char *, const char *, 535 unsigned char *); 536 537 extern int smb_auth_set_info(char *, char *, 538 unsigned char *, char *, unsigned char *, 539 int, int, smb_auth_info_t *); 540 541 extern int smb_auth_ntlmv2_hash(unsigned char *, 542 char *, char *, unsigned char *); 543 544 boolean_t smb_auth_validate(smb_passwd_t *, char *, char *, 545 uchar_t *, uint_t, uchar_t *, uint_t, uchar_t *, uint_t, uchar_t *); 546 547 int smb_gen_random_passwd(char *passwd, size_t bufsz); 548 549 /* 550 * SMB authenticated IPC 551 */ 552 extern void smb_ipc_commit(void); 553 extern void smb_ipc_get_user(char *, size_t); 554 extern void smb_ipc_get_passwd(uint8_t *, size_t); 555 extern void smb_ipc_init(void); 556 extern void smb_ipc_rollback(void); 557 extern void smb_ipc_set(char *, uint8_t *); 558 559 /* 560 * Signing flags: 561 * 562 * SMB_SCF_ENABLE Signing is enabled. 563 * 564 * SMB_SCF_REQUIRED Signing is enabled and required. 565 * This flag shouldn't be set if 566 * SMB_SCF_ENABLE isn't set. 567 * 568 * SMB_SCF_STARTED Signing will start after receiving 569 * the first non-anonymous SessionSetup 570 * request. 571 * 572 * SMB_SCF_KEY_ISSET_THIS_LOGON Indicates whether the MAC key has just 573 * been set for this logon. (prior to 574 * sending the SMBSessionSetup request) 575 * 576 */ 577 #define SMB_SCF_ENABLE 0x01 578 #define SMB_SCF_REQUIRED 0x02 579 #define SMB_SCF_STARTED 0x04 580 #define SMB_SCF_KEY_ISSET_THIS_LOGON 0x08 581 582 /* 583 * Each domain is categorized using the enum values below. 584 * The local domain refers to the local machine and is named 585 * after the local hostname. The primary domain is the domain 586 * that the system joined. All other domains are either 587 * trusted or untrusted, as defined by the primary domain PDC. 588 */ 589 typedef enum smb_domain_type { 590 SMB_DOMAIN_NULL, 591 SMB_DOMAIN_BUILTIN, 592 SMB_DOMAIN_LOCAL, 593 SMB_DOMAIN_PRIMARY, 594 SMB_DOMAIN_ACCOUNT, 595 SMB_DOMAIN_TRUSTED, 596 SMB_DOMAIN_UNTRUSTED, 597 SMB_DOMAIN_NUM_TYPES 598 } smb_domain_type_t; 599 600 /* 601 * Information specific to trusted domains 602 */ 603 typedef struct smb_domain_trust { 604 uint32_t dti_trust_direction; 605 uint32_t dti_trust_type; 606 uint32_t dti_trust_attrs; 607 } smb_domain_trust_t; 608 609 /* 610 * DNS information for domain types that this info is 611 * obtained/available. Currently this is only obtained 612 * for the primary domain. 613 */ 614 typedef struct smb_domain_dns { 615 char ddi_forest[MAXHOSTNAMELEN]; 616 char ddi_guid[UUID_PRINTABLE_STRING_LENGTH]; 617 } smb_domain_dns_t; 618 619 /* 620 * This is the information that is held about each domain. 621 */ 622 typedef struct smb_domain { 623 list_node_t di_lnd; 624 smb_domain_type_t di_type; 625 char di_sid[SMB_SID_STRSZ]; 626 char di_nbname[NETBIOS_NAME_SZ]; 627 char di_fqname[MAXHOSTNAMELEN]; 628 smb_sid_t *di_binsid; 629 union { 630 smb_domain_dns_t di_dns; 631 smb_domain_trust_t di_trust; 632 } di_u; 633 } smb_domain_t; 634 635 typedef struct smb_trusted_domains { 636 uint32_t td_num; 637 smb_domain_t *td_domains; 638 } smb_trusted_domains_t; 639 640 #define SMB_DOMAIN_SUCCESS 0 641 #define SMB_DOMAIN_NOMACHINE_SID 1 642 #define SMB_DOMAIN_NODOMAIN_SID 2 643 #define SMB_DOMAIN_NODOMAIN_NAME 3 644 #define SMB_DOMAIN_INTERNAL_ERR 4 645 #define SMB_DOMAIN_INVALID_ARG 5 646 #define SMB_DOMAIN_NO_MEMORY 6 647 #define SMB_DOMAIN_NO_CACHE 7 648 649 typedef struct smb_dcinfo { 650 char dc_name[MAXHOSTNAMELEN]; 651 smb_inaddr_t dc_addr; 652 uint32_t dc_flags; 653 } smb_dcinfo_t; 654 655 /* 656 * This structure could contain information about 657 * the primary domain the name of selected domain controller 658 * for the primary domain and a list of trusted domains if 659 * any. The "ex" in the structure name stands for extended. 660 * This is to differentiate this structure from smb_domain_t 661 * which only contains information about a single domain. 662 */ 663 typedef struct smb_domainex { 664 smb_dcinfo_t d_dci; 665 smb_domain_t d_primary; 666 smb_trusted_domains_t d_trusted; 667 } smb_domainex_t; 668 669 int smb_domain_init(uint32_t); 670 void smb_domain_fini(void); 671 void smb_domain_show(void); 672 void smb_domain_save(void); 673 boolean_t smb_domain_lookup_name(char *, smb_domain_t *); 674 boolean_t smb_domain_lookup_sid(smb_sid_t *, smb_domain_t *); 675 boolean_t smb_domain_lookup_type(smb_domain_type_t, smb_domain_t *); 676 boolean_t smb_domain_getinfo(smb_domainex_t *); 677 void smb_domain_update(smb_domainex_t *); 678 uint32_t smb_domain_start_update(void); 679 void smb_domain_end_update(void); 680 void smb_domain_set_basic_info(char *, char *, char *, smb_domain_t *); 681 void smb_domain_set_dns_info(char *, char *, char *, char *, char *, 682 smb_domain_t *); 683 void smb_domain_set_trust_info(char *, char *, char *, 684 uint32_t, uint32_t, uint32_t, smb_domain_t *); 685 void smb_domain_current_dc(smb_dcinfo_t *); 686 void smb_domain_bad_dc(void); 687 688 typedef struct smb_gsid { 689 smb_sid_t *gs_sid; 690 uint16_t gs_type; 691 } smb_gsid_t; 692 693 struct sqlite_vm; 694 struct sqlite; 695 696 typedef struct smb_giter { 697 struct sqlite_vm *sgi_vm; 698 struct sqlite *sgi_db; 699 uint32_t sgi_nerr; 700 } smb_giter_t; 701 702 typedef struct smb_group { 703 char *sg_name; 704 char *sg_cmnt; 705 uint32_t sg_attr; 706 uint32_t sg_rid; 707 smb_gsid_t sg_id; 708 smb_domain_type_t sg_domain; 709 smb_privset_t *sg_privs; 710 uint32_t sg_nmembers; 711 smb_gsid_t *sg_members; 712 } smb_group_t; 713 714 int smb_lgrp_start(void); 715 void smb_lgrp_stop(void); 716 int smb_lgrp_add(char *, char *); 717 int smb_lgrp_rename(char *, char *); 718 int smb_lgrp_delete(char *); 719 int smb_lgrp_setcmnt(char *, char *); 720 int smb_lgrp_getcmnt(char *, char **); 721 int smb_lgrp_getpriv(char *, uint8_t, boolean_t *); 722 int smb_lgrp_setpriv(char *, uint8_t, boolean_t); 723 int smb_lgrp_add_member(char *, smb_sid_t *, uint16_t); 724 int smb_lgrp_del_member(char *, smb_sid_t *, uint16_t); 725 int smb_lgrp_getbyname(char *, smb_group_t *); 726 int smb_lgrp_getbyrid(uint32_t, smb_domain_type_t, smb_group_t *); 727 void smb_lgrp_free(smb_group_t *); 728 uint32_t smb_lgrp_err_to_ntstatus(uint32_t); 729 boolean_t smb_lgrp_is_member(smb_group_t *, smb_sid_t *); 730 char *smb_lgrp_strerror(int); 731 int smb_lgrp_iteropen(smb_giter_t *); 732 void smb_lgrp_iterclose(smb_giter_t *); 733 boolean_t smb_lgrp_itererror(smb_giter_t *); 734 int smb_lgrp_iterate(smb_giter_t *, smb_group_t *); 735 736 int smb_lookup_sid(const char *, lsa_account_t *); 737 int smb_lookup_lsid(const char *, lsa_account_t *); 738 int smb_lookup_name(const char *, sid_type_t, lsa_account_t *); 739 int smb_lookup_lname(const char *, sid_type_t, lsa_account_t *); 740 741 #define SMB_LGRP_SUCCESS 0 742 #define SMB_LGRP_INVALID_ARG 1 743 #define SMB_LGRP_INVALID_MEMBER 2 744 #define SMB_LGRP_INVALID_NAME 3 745 #define SMB_LGRP_NOT_FOUND 4 746 #define SMB_LGRP_EXISTS 5 747 #define SMB_LGRP_NO_SID 6 748 #define SMB_LGRP_NO_LOCAL_SID 7 749 #define SMB_LGRP_SID_NOTLOCAL 8 750 #define SMB_LGRP_WKSID 9 751 #define SMB_LGRP_NO_MEMORY 10 752 #define SMB_LGRP_DB_ERROR 11 753 #define SMB_LGRP_DBINIT_ERROR 12 754 #define SMB_LGRP_INTERNAL_ERROR 13 755 #define SMB_LGRP_MEMBER_IN_GROUP 14 756 #define SMB_LGRP_MEMBER_NOT_IN_GROUP 15 757 #define SMB_LGRP_NO_SUCH_PRIV 16 758 #define SMB_LGRP_NO_SUCH_DOMAIN 17 759 #define SMB_LGRP_PRIV_HELD 18 760 #define SMB_LGRP_PRIV_NOT_HELD 19 761 #define SMB_LGRP_BAD_DATA 20 762 #define SMB_LGRP_NO_MORE 21 763 #define SMB_LGRP_DBOPEN_FAILED 22 764 #define SMB_LGRP_DBEXEC_FAILED 23 765 #define SMB_LGRP_DBINIT_FAILED 24 766 #define SMB_LGRP_DOMLKP_FAILED 25 767 #define SMB_LGRP_DOMINS_FAILED 26 768 #define SMB_LGRP_INSERT_FAILED 27 769 #define SMB_LGRP_DELETE_FAILED 28 770 #define SMB_LGRP_UPDATE_FAILED 29 771 #define SMB_LGRP_LOOKUP_FAILED 30 772 #define SMB_LGRP_NOT_SUPPORTED 31 773 #define SMB_LGRP_OFFLINE 32 774 #define SMB_LGRP_POSIXCREATE_FAILED 33 775 776 #define SMB_LGRP_COMMENT_MAX 256 777 778 /* 779 * values for smb_nic_t.smbflags 780 */ 781 #define SMB_NICF_NBEXCL 0x01 /* Excluded from Netbios activities */ 782 #define SMB_NICF_ALIAS 0x02 /* This is an alias */ 783 784 /* 785 * smb_nic_t 786 * nic_host actual host name 787 * nic_nbname 16-byte NetBIOS host name 788 */ 789 typedef struct { 790 char nic_host[MAXHOSTNAMELEN]; 791 char nic_nbname[NETBIOS_NAME_SZ]; 792 char nic_cmnt[SMB_PI_MAX_COMMENT]; 793 char nic_ifname[LIFNAMSIZ]; 794 smb_inaddr_t nic_ip; 795 uint32_t nic_mask; 796 uint32_t nic_bcast; 797 uint32_t nic_smbflags; 798 uint64_t nic_sysflags; 799 } smb_nic_t; 800 801 typedef struct smb_niciter { 802 smb_nic_t ni_nic; 803 int ni_cookie; 804 int ni_seqnum; 805 } smb_niciter_t; 806 807 /* NIC config functions */ 808 int smb_nic_init(void); 809 void smb_nic_fini(void); 810 int smb_nic_getnum(char *); 811 int smb_nic_addhost(const char *, const char *, int, const char **); 812 int smb_nic_delhost(const char *); 813 int smb_nic_getfirst(smb_niciter_t *); 814 int smb_nic_getnext(smb_niciter_t *); 815 boolean_t smb_nic_is_local(smb_inaddr_t *); 816 boolean_t smb_nic_is_same_subnet(smb_inaddr_t *); 817 818 #define SMB_NIC_SUCCESS 0 819 #define SMB_NIC_INVALID_ARG 1 820 #define SMB_NIC_NOT_FOUND 2 821 #define SMB_NIC_NO_HOST 3 822 #define SMB_NIC_NO_MEMORY 4 823 #define SMB_NIC_DB_ERROR 5 824 #define SMB_NIC_DBINIT_ERROR 6 825 #define SMB_NIC_BAD_DATA 7 826 #define SMB_NIC_NO_MORE 8 827 #define SMB_NIC_DBOPEN_FAILED 9 828 #define SMB_NIC_DBEXEC_FAILED 10 829 #define SMB_NIC_DBINIT_FAILED 11 830 #define SMB_NIC_INSERT_FAILED 12 831 #define SMB_NIC_DELETE_FAILED 13 832 #define SMB_NIC_SOCK 14 833 #define SMB_NIC_IOCTL 15 834 #define SMB_NIC_CHANGED 16 835 836 /* 837 * Well-known account structure 838 * 839 * A security identifier (SID) is a unique value of variable length that 840 * is used to identify a security principal or security group in 841 * Windows. Well-known SIDs are a group of SIDs that identify generic 842 * users or generic groups. Their values remain constant across all 843 * operating systems. 844 * 845 * This structure is defined to store these SIDs and other related 846 * information about them (e.g. account and domain names) in a 847 * predefined table. 848 */ 849 typedef struct smb_wka { 850 uint8_t wka_domidx; 851 char *wka_sid; 852 char *wka_name; 853 uint16_t wka_type; 854 uint16_t wka_flags; 855 char *wka_desc; 856 smb_sid_t *wka_binsid; 857 } smb_wka_t; 858 859 /* 860 * Defined values for smb_wka.wka_flags 861 * 862 * SMB_WKAFLG_LGRP_ENABLE Can be added as local group 863 */ 864 #define SMB_WKAFLG_LGRP_ENABLE 0x1 865 866 /* 867 * Well-known account interfaces 868 */ 869 smb_wka_t *smb_wka_lookup_builtin(const char *); 870 smb_wka_t *smb_wka_lookup_name(const char *); 871 smb_wka_t *smb_wka_lookup_sid(smb_sid_t *); 872 smb_sid_t *smb_wka_get_sid(const char *); 873 char *smb_wka_get_domain(int); 874 uint32_t smb_wka_token_groups(uint32_t, smb_ids_t *); 875 876 /* 877 * In memory account representation 878 */ 879 typedef struct smb_account { 880 char *a_name; 881 char *a_domain; 882 uint16_t a_type; 883 smb_sid_t *a_sid; 884 smb_sid_t *a_domsid; 885 uint32_t a_rid; 886 uint32_t a_flags; 887 } smb_account_t; 888 889 uint32_t smb_sam_lookup_name(char *, char *, uint16_t, smb_account_t *); 890 uint32_t smb_sam_lookup_sid(smb_sid_t *, smb_account_t *); 891 int smb_sam_usr_cnt(void); 892 uint32_t smb_sam_usr_groups(smb_sid_t *, smb_ids_t *); 893 int smb_sam_grp_cnt(smb_domain_type_t); 894 void smb_account_free(smb_account_t *); 895 boolean_t smb_account_validate(smb_account_t *); 896 897 /* 898 * Security Descriptor functions. 899 */ 900 uint32_t smb_sd_read(char *path, smb_sd_t *, uint32_t); 901 uint32_t smb_sd_write(char *path, smb_sd_t *, uint32_t); 902 uint32_t smb_sd_fromfs(smb_fssd_t *, smb_sd_t *); 903 904 /* Kernel Module Interface */ 905 int smb_kmod_bind(boolean_t); 906 boolean_t smb_kmod_isbound(void); 907 int smb_kmod_setcfg(smb_kmod_cfg_t *); 908 int smb_kmod_setgmtoff(int32_t); 909 int smb_kmod_start(int, int, int); 910 void smb_kmod_stop(void); 911 int smb_kmod_event_notify(uint32_t); 912 void smb_kmod_unbind(void); 913 int smb_kmod_share(nvlist_t *); 914 int smb_kmod_unshare(nvlist_t *); 915 int smb_kmod_shareinfo(char *, boolean_t *); 916 int smb_kmod_shareaccess(smb_netuserinfo_t *, smb_share_t *); 917 int smb_kmod_get_open_num(smb_opennum_t *); 918 int smb_kmod_enum(smb_netsvc_t *); 919 smb_netsvc_t *smb_kmod_enum_init(smb_svcenum_t *); 920 void smb_kmod_enum_fini(smb_netsvc_t *); 921 int smb_kmod_session_close(const char *, const char *); 922 int smb_kmod_file_close(uint32_t); 923 int smb_kmod_get_spool_doc(uint32_t *, char *, char *, smb_inaddr_t *); 924 925 void smb_name_parse(char *, char **, char **); 926 uint32_t smb_name_validate_share(const char *); 927 uint32_t smb_name_validate_account(const char *); 928 uint32_t smb_name_validate_domain(const char *); 929 uint32_t smb_name_validate_nbdomain(const char *); 930 uint32_t smb_name_validate_workgroup(const char *); 931 uint32_t smb_name_validate_rpath(const char *); 932 933 /* 934 * Interposer library validation 935 */ 936 #define SMBEX_VERSION 1 937 #define SMBEX_KEY "82273fdc-e32a-18c3-3f78-827929dc23ea" 938 typedef struct smbex_version { 939 uint32_t v_version; 940 uuid_t v_uuid; 941 } smbex_version_t; 942 void *smb_dlopen(void); 943 void smb_dlclose(void *); 944 945 /* 946 * General purpose multi-thread safe cache based on 947 * AVL tree 948 */ 949 typedef struct smb_cache { 950 avl_tree_t ch_cache; 951 rwlock_t ch_cache_lck; 952 uint32_t ch_state; 953 uint32_t ch_nops; 954 uint32_t ch_wait; 955 uint32_t ch_sequence; 956 size_t ch_datasz; 957 mutex_t ch_mtx; 958 cond_t ch_cv; 959 void (*ch_free)(void *); 960 void (*ch_copy)(const void *, void *, size_t); 961 } smb_cache_t; 962 963 typedef struct smb_cache_node { 964 avl_node_t cn_link; 965 void *cn_data; 966 } smb_cache_node_t; 967 968 typedef struct smb_cache_cursor { 969 void *cc_next; 970 uint32_t cc_sequence; 971 } smb_cache_cursor_t; 972 973 /* 974 * flags used with smb_cache_add() 975 * 976 * SMB_CACHE_ADD If object doesn't exist add, otherwise fail 977 * SMB_CACHE_REPLACE If object doesn't exist add, otherwise replace 978 */ 979 #define SMB_CACHE_ADD 1 980 #define SMB_CACHE_REPLACE 2 981 982 void smb_cache_create(smb_cache_t *, uint32_t, 983 int (*cmpfn) (const void *, const void *), void (*freefn)(void *), 984 void (*copyfn)(const void *, void *, size_t), size_t); 985 void smb_cache_destroy(smb_cache_t *); 986 void smb_cache_flush(smb_cache_t *); 987 uint32_t smb_cache_num(smb_cache_t *); 988 int smb_cache_refreshing(smb_cache_t *); 989 void smb_cache_ready(smb_cache_t *); 990 int smb_cache_add(smb_cache_t *, const void *, int); 991 void smb_cache_remove(smb_cache_t *, const void *); 992 void smb_cache_iterinit(smb_cache_t *, smb_cache_cursor_t *); 993 boolean_t smb_cache_iterate(smb_cache_t *, smb_cache_cursor_t *, void *); 994 995 /* 996 * Values returned by smb_reparse_stat() 997 */ 998 #define SMB_REPARSE_NOTFOUND 1 /* object does not exist */ 999 #define SMB_REPARSE_NOTREPARSE 2 /* object is NOT a reparse point */ 1000 #define SMB_REPARSE_ISREPARSE 3 /* object is a reparse point */ 1001 1002 /* 1003 * Reparse Point API 1004 */ 1005 int smb_reparse_stat(const char *, uint32_t *); 1006 int smb_reparse_svcadd(const char *, const char *, const char *); 1007 int smb_reparse_svcdel(const char *, const char *); 1008 int smb_reparse_svcget(const char *, const char *, char **); 1009 1010 uint32_t smb_get_txid(void); 1011 1012 void smb_syslog(int, const char *, ...); 1013 void smb_vsyslog(int, const char *, va_list ap); 1014 char *smb_syslog_fmt_m(char *, int, const char *, int); 1015 1016 #ifdef __cplusplus 1017 } 1018 #endif 1019 1020 #endif /* _LIBSMB_H */ 1021