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 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. 23 */ 24 25 /* 26 * Structures and type definitions for the SMB module. 27 */ 28 29 #ifndef _SMBSRV_SMB_KTYPES_H 30 #define _SMBSRV_SMB_KTYPES_H 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 #include <sys/note.h> 37 #include <sys/systm.h> 38 #include <sys/param.h> 39 #include <sys/types.h> 40 #include <sys/synch.h> 41 #include <sys/taskq.h> 42 #include <sys/socket.h> 43 #include <sys/acl.h> 44 #include <sys/sdt.h> 45 #include <sys/stat.h> 46 #include <sys/vnode.h> 47 #include <sys/cred.h> 48 #include <netinet/in.h> 49 #include <sys/ksocket.h> 50 #include <sys/fem.h> 51 #include <sys/door.h> 52 #include <sys/extdirent.h> 53 #include <smbsrv/smb.h> 54 #include <smbsrv/smbinfo.h> 55 #include <smbsrv/mbuf.h> 56 #include <smbsrv/smb_sid.h> 57 #include <smbsrv/smb_xdr.h> 58 #include <smbsrv/netbios.h> 59 #include <smbsrv/smb_vops.h> 60 #include <smbsrv/smb_kstat.h> 61 62 struct smb_disp_entry; 63 struct smb_request; 64 struct smb_server; 65 struct smb_event; 66 67 /* 68 * Accumulated time and queue length statistics. 69 * 70 * Accumulated time statistics are kept as a running sum of "active" time. 71 * Queue length statistics are kept as a running sum of the product of queue 72 * length and elapsed time at that length -- i.e., a Riemann sum for queue 73 * length integrated against time. (You can also think of the active time as a 74 * Riemann sum, for the boolean function (queue_length > 0) integrated against 75 * time, or you can think of it as the Lebesgue measure of the set on which 76 * queue_length > 0.) 77 * 78 * ^ 79 * | _________ 80 * 8 | i4 | 81 * | | | 82 * Queue 6 | | 83 * Length | _________ | | 84 * 4 | i2 |_______| | 85 * | | i3 | 86 * 2_______| | 87 * | i1 | 88 * |_______________________________| 89 * Time-> t1 t2 t3 t4 90 * 91 * At each change of state (entry or exit from the queue), we add the elapsed 92 * time (since the previous state change) to the active time if the queue length 93 * was non-zero during that interval; and we add the product of the elapsed time 94 * times the queue length to the running length*time sum. 95 * 96 * This method is generalizable to measuring residency in any defined system: 97 * instead of queue lengths, think of "outstanding RPC calls to server X". 98 * 99 * A large number of I/O subsystems have at least two basic "lists" of 100 * transactions they manage: one for transactions that have been accepted for 101 * processing but for which processing has yet to begin, and one for 102 * transactions which are actively being processed (but not done). For this 103 * reason, two cumulative time statistics are defined here: wait (pre-service) 104 * time, and run (service) time. 105 * 106 * All times are 64-bit nanoseconds (hrtime_t), as returned by gethrtime(). 107 * 108 * The units of cumulative busy time are accumulated nanoseconds. The units of 109 * cumulative length*time products are elapsed time times queue length. 110 * 111 * Updates to the fields below are performed implicitly by calls to 112 * these functions: 113 * 114 * smb_srqueue_init() 115 * smb_srqueue_destroy() 116 * smb_srqueue_waitq_enter() 117 * smb_srqueue_runq_exit() 118 * smb_srqueue_waitq_to_runq() 119 * smb_srqueue_update() 120 * 121 * These fields should never be updated by any other means. 122 */ 123 typedef struct smb_srqueue { 124 kmutex_t srq_mutex; 125 hrtime_t srq_wlastupdate; 126 hrtime_t srq_wtime; 127 hrtime_t srq_wlentime; 128 hrtime_t srq_rlastupdate; 129 hrtime_t srq_rtime; 130 hrtime_t srq_rlentime; 131 uint32_t srq_wcnt; 132 uint32_t srq_rcnt; 133 } smb_srqueue_t; 134 135 /* 136 * The fields with the prefix 'ly_a' contain the statistics collected since the 137 * server was last started ('a' for 'aggregated'). The fields with the prefix 138 * 'ly_d' contain the statistics collected since the last snapshot ('d' for 139 * 'delta'). 140 */ 141 typedef struct smb_latency { 142 kmutex_t ly_mutex; 143 uint64_t ly_a_nreq; 144 hrtime_t ly_a_sum; 145 hrtime_t ly_a_mean; 146 hrtime_t ly_a_stddev; 147 uint64_t ly_d_nreq; 148 hrtime_t ly_d_sum; 149 hrtime_t ly_d_mean; 150 hrtime_t ly_d_stddev; 151 } smb_latency_t; 152 153 int smb_noop(void *, size_t, int); 154 155 #define SMB_AUDIT_STACK_DEPTH 16 156 #define SMB_AUDIT_BUF_MAX_REC 16 157 #define SMB_AUDIT_NODE 0x00000001 158 159 /* 160 * Maximum number of records returned in SMBsearch, SMBfind 161 * and SMBfindunique response. Value set to 10 for compatibility 162 * with Windows. 163 */ 164 #define SMB_MAX_SEARCH 10 165 166 #define SMB_SEARCH_ATTRIBUTES \ 167 (FILE_ATTRIBUTE_HIDDEN | \ 168 FILE_ATTRIBUTE_SYSTEM | \ 169 FILE_ATTRIBUTE_DIRECTORY) 170 171 #define SMB_SEARCH_HIDDEN(sattr) ((sattr) & FILE_ATTRIBUTE_HIDDEN) 172 #define SMB_SEARCH_SYSTEM(sattr) ((sattr) & FILE_ATTRIBUTE_SYSTEM) 173 #define SMB_SEARCH_DIRECTORY(sattr) ((sattr) & FILE_ATTRIBUTE_DIRECTORY) 174 #define SMB_SEARCH_ALL(sattr) ((sattr) & SMB_SEARCH_ATTRIBUTES) 175 176 typedef struct { 177 uint32_t anr_refcnt; 178 int anr_depth; 179 pc_t anr_stack[SMB_AUDIT_STACK_DEPTH]; 180 } smb_audit_record_node_t; 181 182 typedef struct { 183 int anb_index; 184 int anb_max_index; 185 smb_audit_record_node_t anb_records[SMB_AUDIT_BUF_MAX_REC]; 186 } smb_audit_buf_node_t; 187 188 #define SMB_WORKER_PRIORITY 99 189 /* 190 * Thread State Machine 191 * -------------------- 192 * 193 * T5 T0 194 * smb_thread_destroy() <-------+ +------- smb_thread_init() 195 * | | 196 * | v 197 * +-----------------------------+ 198 * | SMB_THREAD_STATE_EXITED |<---+ 199 * +-----------------------------+ | 200 * | T1 | 201 * v | 202 * +-----------------------------+ | 203 * | SMB_THREAD_STATE_STARTING | | 204 * +-----------------------------+ | 205 * | T2 | T4 206 * v | 207 * +-----------------------------+ | 208 * | SMB_THREAD_STATE_RUNNING | | 209 * +-----------------------------+ | 210 * | T3 | 211 * v | 212 * +-----------------------------+ | 213 * | SMB_THREAD_STATE_EXITING |----+ 214 * +-----------------------------+ 215 * 216 * Transition T0 217 * 218 * This transition is executed in smb_thread_init(). 219 * 220 * Transition T1 221 * 222 * This transition is executed in smb_thread_start(). 223 * 224 * Transition T2 225 * 226 * This transition is executed by the thread itself when it starts running. 227 * 228 * Transition T3 229 * 230 * This transition is executed by the thread itself in 231 * smb_thread_entry_point() just before calling thread_exit(). 232 * 233 * 234 * Transition T4 235 * 236 * This transition is executed in smb_thread_stop(). 237 * 238 * Transition T5 239 * 240 * This transition is executed in smb_thread_destroy(). 241 * 242 * Comments 243 * -------- 244 * 245 * The field smb_thread_aw_t contains a function pointer that knows how to 246 * awake the thread. It is a temporary solution to work around the fact that 247 * kernel threads (not part of a userspace process) cannot be signaled. 248 */ 249 typedef enum smb_thread_state { 250 SMB_THREAD_STATE_STARTING = 0, 251 SMB_THREAD_STATE_RUNNING, 252 SMB_THREAD_STATE_EXITING, 253 SMB_THREAD_STATE_EXITED 254 } smb_thread_state_t; 255 256 struct _smb_thread; 257 258 typedef void (*smb_thread_ep_t)(struct _smb_thread *, void *ep_arg); 259 typedef void (*smb_thread_aw_t)(struct _smb_thread *, void *aw_arg); 260 261 #define SMB_THREAD_MAGIC 0x534D4254 /* SMBT */ 262 263 typedef struct _smb_thread { 264 uint32_t sth_magic; 265 char sth_name[16]; 266 smb_thread_state_t sth_state; 267 kthread_t *sth_th; 268 kt_did_t sth_did; 269 smb_thread_ep_t sth_ep; 270 void *sth_ep_arg; 271 smb_thread_aw_t sth_aw; 272 void *sth_aw_arg; 273 boolean_t sth_kill; 274 kmutex_t sth_mtx; 275 kcondvar_t sth_cv; 276 } smb_thread_t; 277 278 /* 279 * Pool of IDs 280 * ----------- 281 * 282 * A pool of IDs is a pool of 16 bit numbers. It is implemented as a bitmap. 283 * A bit set to '1' indicates that that particular value has been allocated. 284 * The allocation process is done shifting a bit through the whole bitmap. 285 * The current position of that index bit is kept in the smb_idpool_t 286 * structure and represented by a byte index (0 to buffer size minus 1) and 287 * a bit index (0 to 7). 288 * 289 * The pools start with a size of 8 bytes or 64 IDs. Each time the pool runs 290 * out of IDs its current size is doubled until it reaches its maximum size 291 * (8192 bytes or 65536 IDs). The IDs 0 and 65535 are never given out which 292 * means that a pool can have a maximum number of 65534 IDs available. 293 */ 294 #define SMB_IDPOOL_MAGIC 0x4944504C /* IDPL */ 295 #define SMB_IDPOOL_MIN_SIZE 64 /* Number of IDs to begin with */ 296 #define SMB_IDPOOL_MAX_SIZE 64 * 1024 297 298 typedef struct smb_idpool { 299 uint32_t id_magic; 300 kmutex_t id_mutex; 301 uint8_t *id_pool; 302 uint32_t id_size; 303 uint8_t id_bit; 304 uint8_t id_bit_idx; 305 uint32_t id_idx; 306 uint32_t id_idx_msk; 307 uint32_t id_free_counter; 308 uint32_t id_max_free_counter; 309 } smb_idpool_t; 310 311 /* 312 * Maximum size of a Transport Data Unit when CAP_LARGE_READX and 313 * CAP_LARGE_WRITEX are not set. CAP_LARGE_READX/CAP_LARGE_WRITEX 314 * allow the payload to exceed the negotiated buffer size. 315 * 4 --> NBT/TCP Transport Header. 316 * 32 --> SMB Header 317 * 1 --> Word Count byte 318 * 510 --> Maximum Number of bytes of the Word Table (2 * 255) 319 * 2 --> Byte count of the data 320 * 65535 --> Maximum size of the data 321 * ----- 322 * 66084 323 */ 324 #define SMB_REQ_MAX_SIZE 66560 /* 65KB */ 325 #define SMB_XPRT_MAX_SIZE (SMB_REQ_MAX_SIZE + NETBIOS_HDR_SZ) 326 327 #define SMB_TXREQ_MAGIC 0X54524251 /* 'TREQ' */ 328 typedef struct { 329 uint32_t tr_magic; 330 list_node_t tr_lnd; 331 int tr_len; 332 uint8_t tr_buf[SMB_XPRT_MAX_SIZE]; 333 } smb_txreq_t; 334 335 #define SMB_TXLST_MAGIC 0X544C5354 /* 'TLST' */ 336 typedef struct { 337 uint32_t tl_magic; 338 kmutex_t tl_mutex; 339 boolean_t tl_active; 340 list_t tl_list; 341 } smb_txlst_t; 342 343 /* 344 * Maximum buffer size for NT is 37KB. If all clients are Windows 2000, this 345 * can be changed to 64KB. 37KB must be used with a mix of NT/Windows 2000 346 * clients because NT loses directory entries when values greater than 37KB are 347 * used. 348 * 349 * Note: NBT_MAXBUF will be subtracted from the specified max buffer size to 350 * account for the NBT header. 351 */ 352 #define NBT_MAXBUF 8 353 #define SMB_NT_MAXBUF (37 * 1024) 354 355 #define OUTBUFSIZE (65 * 1024) 356 #define SMBHEADERSIZE 32 357 #define SMBND_HASH_MASK (0xFF) 358 #define MAX_IOVEC 512 359 #define MAX_READREF (8 * 1024) 360 361 #define SMB_WORKER_MIN 4 362 #define SMB_WORKER_DEFAULT 64 363 #define SMB_WORKER_MAX 1024 364 365 /* 366 * Destructor object used in the locked-list delete queue. 367 */ 368 #define SMB_DTOR_MAGIC 0x44544F52 /* DTOR */ 369 #define SMB_DTOR_VALID(d) \ 370 ASSERT(((d) != NULL) && ((d)->dt_magic == SMB_DTOR_MAGIC)) 371 372 typedef void (*smb_dtorproc_t)(void *); 373 374 typedef struct smb_dtor { 375 uint32_t dt_magic; 376 list_node_t dt_lnd; 377 void *dt_object; 378 smb_dtorproc_t dt_proc; 379 } smb_dtor_t; 380 381 typedef struct smb_llist { 382 krwlock_t ll_lock; 383 list_t ll_list; 384 uint32_t ll_count; 385 uint64_t ll_wrop; 386 kmutex_t ll_mutex; 387 list_t ll_deleteq; 388 uint32_t ll_deleteq_count; 389 } smb_llist_t; 390 391 typedef struct smb_slist { 392 kmutex_t sl_mutex; 393 kcondvar_t sl_cv; 394 list_t sl_list; 395 uint32_t sl_count; 396 boolean_t sl_waiting; 397 } smb_slist_t; 398 399 /* 400 * smb_avl_t State Machine 401 * -------------------- 402 * 403 * +-----------------------------+ 404 * | SMB_AVL_STATE_START | 405 * +-----------------------------+ 406 * | T0 407 * v 408 * +-----------------------------+ 409 * | SMB_AVL_STATE_READY | 410 * +-----------------------------+ 411 * | T1 412 * v 413 * +-----------------------------+ 414 * | SMB_AVL_STATE_DESTROYING | 415 * +-----------------------------+ 416 * 417 * Transition T0 418 * 419 * This transition is executed in smb_avl_create(). 420 * 421 * Transition T1 422 * 423 * This transition is executed in smb_avl_destroy(). 424 * 425 */ 426 typedef enum { 427 SMB_AVL_STATE_START = 0, 428 SMB_AVL_STATE_READY, 429 SMB_AVL_STATE_DESTROYING 430 } smb_avl_state_t; 431 432 typedef struct smb_avl_nops { 433 int (*avln_cmp) (const void *, const void *); 434 void (*avln_hold)(const void *); 435 boolean_t (*avln_rele)(const void *); 436 void (*avln_destroy)(void *); 437 } smb_avl_nops_t; 438 439 typedef struct smb_avl_cursor { 440 void *avlc_next; 441 uint32_t avlc_sequence; 442 } smb_avl_cursor_t; 443 444 typedef struct smb_avl { 445 krwlock_t avl_lock; 446 avl_tree_t avl_tree; 447 kmutex_t avl_mutex; 448 kcondvar_t avl_cv; 449 smb_avl_state_t avl_state; 450 uint32_t avl_refcnt; 451 uint32_t avl_sequence; 452 smb_avl_nops_t *avl_nops; 453 } smb_avl_t; 454 455 typedef struct smb_session_list { 456 krwlock_t se_lock; 457 uint64_t se_wrop; 458 struct { 459 list_t lst; 460 uint32_t count; 461 } se_rdy; 462 struct { 463 list_t lst; 464 uint32_t count; 465 } se_act; 466 } smb_session_list_t; 467 468 typedef struct { 469 kcondvar_t rwx_cv; 470 kmutex_t rwx_mutex; 471 krwlock_t rwx_lock; 472 boolean_t rwx_waiting; 473 } smb_rwx_t; 474 475 /* NOTIFY CHANGE */ 476 477 typedef struct smb_notify_change_req { 478 list_node_t nc_lnd; 479 struct smb_node *nc_node; 480 uint32_t nc_reply_type; 481 uint32_t nc_flags; 482 } smb_notify_change_req_t; 483 484 /* 485 * SMB operates over a NetBIOS-over-TCP transport (NBT) or directly 486 * over TCP, which is also known as direct hosted NetBIOS-less SMB 487 * or SMB-over-TCP. 488 * 489 * NBT messages have a 4-byte header that defines the message type 490 * (8-bits), a 7-bit flags field and a 17-bit length. 491 * 492 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 493 * | TYPE | FLAGS |E| LENGTH | 494 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 495 * 496 * 8-bit type Defined in RFC 1002 497 * 7-bit flags Bits 0-6 reserved (must be 0) 498 * Bit 7: Length extension bit (E) 499 * 17-bit length Includes bit 7 of the flags byte 500 * 501 * 502 * SMB-over-TCP is defined to use a modified version of the NBT header 503 * containing an 8-bit message type and 24-bit message length. 504 * 505 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 506 * | TYPE | LENGTH | 507 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 508 * 509 * 8-bit type Must be 0 510 * 24-bit length 511 * 512 * The following structure is used to represent a generic, in-memory 513 * SMB transport header; it is not intended to map directly to either 514 * of the over-the-wire formats. 515 */ 516 typedef struct { 517 uint8_t xh_type; 518 uint32_t xh_length; 519 } smb_xprt_t; 520 521 int MBC_LENGTH(struct mbuf_chain *); 522 int MBC_MAXBYTES(struct mbuf_chain *); 523 void MBC_SETUP(struct mbuf_chain *, uint32_t); 524 void MBC_INIT(struct mbuf_chain *, uint32_t); 525 void MBC_FLUSH(struct mbuf_chain *); 526 void MBC_ATTACH_MBUF(struct mbuf_chain *, struct mbuf *); 527 void MBC_APPEND_MBUF(struct mbuf_chain *, struct mbuf *); 528 void MBC_ATTACH_BUF(struct mbuf_chain *MBC, unsigned char *BUF, int LEN); 529 int MBC_SHADOW_CHAIN(struct mbuf_chain *SUBMBC, struct mbuf_chain *MBC, 530 int OFF, int LEN); 531 532 #define MBC_ROOM_FOR(b, n) (((b)->chain_offset + (n)) <= (b)->max_bytes) 533 534 /* 535 * ol_sess_id: 536 * 537 * ID of the session holding the oplock (if an oplock was granted). 538 * 539 * ol_xthread: 540 * 541 * Worker thread treating the command that was granted the oplock. Until 542 * that thread is done with that command and has submitted the response 543 * to the network stack, all the other threads will be suspended in 544 * smb_oplock_enter(). They will be awaken when the worker thread 545 * referenced in 'ol_xthread' calls smb_oplock_broadcast(). 546 * 547 * The purpose of this mechanism is to prevent another thread from 548 * triggering a oplock break before the response conveying the grant 549 * has been sent. 550 * 551 * ol_ofile 552 * 553 * Open file that was granted the oplock. 554 * 555 * ol_waiters_count 556 * 557 * Number of threads waiting for a call to smb_oplock_broadcast(). 558 * 559 * ol_level 560 * 561 * Level of the oplock granted. 562 */ 563 typedef struct smb_oplock { 564 uint64_t ol_sess_id; 565 kcondvar_t ol_cv; 566 kthread_t *ol_xthread; 567 struct smb_ofile *ol_ofile; 568 uint8_t ol_level; 569 } smb_oplock_t; 570 571 #define SMB_VFS_MAGIC 0x534D4256 /* 'SMBV' */ 572 573 typedef struct smb_vfs { 574 uint32_t sv_magic; 575 list_node_t sv_lnd; 576 uint32_t sv_refcnt; 577 vfs_t *sv_vfsp; 578 vnode_t *sv_rootvp; 579 } smb_vfs_t; 580 581 /* 582 * Solaris file systems handle timestamps differently from NTFS. 583 * In order to provide a more similar view of an open file's 584 * timestamps, we cache the timestamps in the node and manipulate 585 * them in a manner more consistent with windows. 586 * t_cached is B_TRUE when timestamps are cached. 587 * Timestamps remain cached while there are open ofiles for the node. 588 * This includes open ofiles for named streams. t_open_ofiles is a 589 * count of open ofiles on the node, including named streams' ofiles, 590 * n_open_ofiles cannot be used as it doesn't include ofiles opened 591 * for the node's named streams. 592 */ 593 typedef struct smb_times { 594 uint32_t t_open_ofiles; 595 boolean_t t_cached; 596 timestruc_t t_atime; 597 timestruc_t t_mtime; 598 timestruc_t t_ctime; 599 timestruc_t t_crtime; 600 } smb_times_t; 601 602 #define SMB_NODE_MAGIC 0x4E4F4445 /* 'NODE' */ 603 #define SMB_NODE_VALID(p) ASSERT((p)->n_magic == SMB_NODE_MAGIC) 604 605 typedef enum { 606 SMB_NODE_STATE_AVAILABLE = 0, 607 SMB_NODE_STATE_OPLOCK_GRANTED, 608 SMB_NODE_STATE_OPLOCK_BREAKING, 609 SMB_NODE_STATE_DESTROYING 610 } smb_node_state_t; 611 612 /* 613 * waiting_event # of clients requesting FCN 614 * n_timestamps cached timestamps 615 * n_allocsz cached file allocation size 616 * n_dnode directory node 617 * n_unode unnamed stream node 618 * delete_on_close_cred credentials for delayed delete 619 */ 620 typedef struct smb_node { 621 uint32_t n_magic; 622 krwlock_t n_lock; 623 kmutex_t n_mutex; 624 list_node_t n_lnd; 625 smb_node_state_t n_state; 626 uint32_t n_refcnt; 627 uint32_t n_hashkey; 628 smb_llist_t *n_hash_bucket; 629 uint32_t n_open_count; 630 smb_llist_t n_ofile_list; 631 smb_llist_t n_lock_list; 632 struct smb_ofile *readonly_creator; 633 volatile int flags; 634 volatile int waiting_event; 635 smb_times_t n_timestamps; 636 u_offset_t n_allocsz; 637 smb_oplock_t n_oplock; 638 struct smb_node *n_dnode; 639 struct smb_node *n_unode; 640 cred_t *delete_on_close_cred; 641 uint32_t n_delete_on_close_flags; 642 char od_name[MAXNAMELEN]; 643 vnode_t *vp; 644 smb_audit_buf_node_t *n_audit_buf; 645 } smb_node_t; 646 647 #define NODE_FLAGS_REPARSE 0x00001000 648 #define NODE_FLAGS_DFSLINK 0x00002000 649 #define NODE_FLAGS_VFSROOT 0x00004000 650 #define NODE_FLAGS_SYSTEM 0x00008000 651 #define NODE_FLAGS_WATCH_TREE 0x10000000 652 #define NODE_FLAGS_NOTIFY_CHANGE \ 653 (NODE_FLAGS_WATCH_TREE | FILE_NOTIFY_VALID_MASK) 654 #define NODE_FLAGS_CHANGED 0x08000000 655 #define NODE_FLAGS_WRITE_THROUGH 0x00100000 656 #define NODE_XATTR_DIR 0x01000000 657 #define NODE_FLAGS_DELETE_ON_CLOSE 0x40000000 658 #define NODE_FLAGS_EXECUTABLE 0x80000000 659 660 #define SMB_NODE_VFS(node) ((node)->vp->v_vfsp) 661 #define SMB_NODE_FSID(node) ((node)->vp->v_vfsp->vfs_fsid) 662 663 /* Maximum buffer size for encryption key */ 664 #define SMB_ENCRYPT_KEY_MAXLEN 32 665 666 #define SMB_SHARE_MAGIC 0x4B534852 /* KSHR */ 667 668 typedef struct smb_kshare { 669 uint32_t shr_magic; 670 char *shr_name; 671 char *shr_path; 672 char *shr_cmnt; 673 char *shr_container; 674 char *shr_oemname; 675 uint32_t shr_flags; 676 uint32_t shr_type; 677 uint32_t shr_refcnt; 678 uint32_t shr_autocnt; 679 uid_t shr_uid; 680 gid_t shr_gid; 681 char *shr_access_none; 682 char *shr_access_ro; 683 char *shr_access_rw; 684 avl_node_t shr_link; 685 kmem_cache_t *shr_cache; 686 kmutex_t shr_mutex; 687 } smb_kshare_t; 688 689 690 typedef struct smb_arg_negotiate { 691 char *ni_name; 692 int ni_dialect; 693 int ni_index; 694 uint32_t ni_capabilities; 695 uint16_t ni_maxmpxcount; 696 int16_t ni_tzcorrection; 697 uint8_t ni_keylen; 698 uint8_t ni_key[SMB_ENCRYPT_KEY_MAXLEN]; 699 timestruc_t ni_servertime; 700 } smb_arg_negotiate_t; 701 702 typedef struct smb_arg_sessionsetup { 703 char *ssi_user; 704 char *ssi_domain; 705 uint16_t ssi_cipwlen; 706 uint8_t *ssi_cipwd; 707 uint16_t ssi_cspwlen; 708 uint8_t *ssi_cspwd; 709 uint16_t ssi_maxmpxcount; 710 uint32_t ssi_capabilities; 711 uint32_t ssi_sesskey; 712 boolean_t ssi_guest; 713 } smb_arg_sessionsetup_t; 714 715 typedef struct tcon { 716 char *path; 717 char *service; 718 int pwdlen; 719 char *password; 720 uint16_t flags; 721 uint16_t optional_support; 722 smb_kshare_t *si; 723 } smb_arg_tcon_t; 724 725 /* 726 * Based on section 2.6.1.2 (Connection Management) of the June 13, 727 * 1996 CIFS spec, a server may terminate the transport connection 728 * due to inactivity. The client software is expected to be able to 729 * automatically reconnect to the server if this happens. Like much 730 * of the useful background information, this section appears to 731 * have been dropped from later revisions of the document. 732 * 733 * Each session has an activity timestamp that's updated whenever a 734 * request is dispatched. If the session is idle, i.e. receives no 735 * requests, for SMB_SESSION_INACTIVITY_TIMEOUT minutes it will be 736 * closed. 737 * 738 * Each session has an I/O semaphore to serialize communication with 739 * the client. For example, after receiving a raw-read request, the 740 * server is not allowed to send an oplock break to the client until 741 * after it has sent the raw-read data. 742 */ 743 #define SMB_SESSION_INACTIVITY_TIMEOUT (15 * 60) 744 745 #define SMB_SESSION_OFILE_MAX (16 * 1024) 746 747 /* 748 * When a connection is set up we need to remember both the client 749 * (peer) IP address and the local IP address used to establish the 750 * connection. When a client connects with a vc number of zero, we 751 * are supposed to abort any existing connections with that client 752 * (see notes in smb_negotiate.c and smb_session_setup_andx.c). For 753 * servers with multiple network interfaces or IP aliases, however, 754 * each interface has to be managed independently since the client 755 * is not aware of the server configuration. We have to allow the 756 * client to establish a connection on each interface with a vc 757 * number of zero without aborting the other connections. 758 * 759 * ipaddr: the client (peer) IP address for the session. 760 * local_ipaddr: the local IP address used to connect to the server. 761 */ 762 763 #define SMB_MAC_KEYSZ 512 764 765 struct smb_sign { 766 unsigned int seqnum; 767 unsigned int mackey_len; 768 unsigned int flags; 769 unsigned char mackey[SMB_MAC_KEYSZ]; 770 }; 771 772 #define SMB_SIGNING_ENABLED 1 773 #define SMB_SIGNING_CHECK 2 774 775 /* 776 * Session State Machine 777 * --------------------- 778 * 779 * +-----------------------------+ +------------------------------+ 780 * | SMB_SESSION_STATE_CONNECTED | | SMB_SESSION_STATE_TERMINATED | 781 * +-----------------------------+ +------------------------------+ 782 * T0| ^ 783 * +--------------------+ |T13 784 * v |T14 | 785 * +-------------------------------+ | +--------------------------------+ 786 * | SMB_SESSION_STATE_ESTABLISHED |---+--->| SMB_SESSION_STATE_DISCONNECTED | 787 * +-------------------------------+ +--------------------------------+ 788 * T1| ^ ^ ^ ^ 789 * +----------+ |T9 | | | 790 * v | | | | 791 * +------------------------------+ | | | 792 * | SMB_SESSION_STATE_NEGOTIATED | | | | 793 * +------------------------------+ | | | 794 * ^| ^| | ^ | | | 795 * +----------------+| || | | | | | 796 * |+----------------+ || T7| |T8 | | | 797 * || || | | | | | 798 * || +----------------+| | | | | | 799 * || |+----------------+ | | | | | 800 * || || v | | | | 801 * || || +-----------------------------------+ T10| | | 802 * || || | SMB_SESSION_STATE_OPLOCK_BREAKING |----+ | | 803 * || || +-----------------------------------+ | | 804 * || ||T5 | | 805 * || |+-->+-----------------------------------+ T11| | 806 * || |T6 | SMB_SESSION_STATE_READ_RAW_ACTIVE |------+ | 807 * || +----+-----------------------------------+ | 808 * ||T3 | 809 * |+------->+------------------------------------+ T12| 810 * |T4 | SMB_SESSION_STATE_WRITE_RAW_ACTIVE |-------+ 811 * +---------+------------------------------------+ 812 * 813 * Transition T0 814 * 815 * 816 * 817 * Transition T1 818 * 819 * 820 * 821 * Transition T2 822 * 823 * 824 * 825 * Transition T3 826 * 827 * 828 * 829 * Transition T4 830 * 831 * 832 * 833 * Transition T5 834 * 835 * 836 * 837 * Transition T6 838 * 839 * 840 * 841 * Transition T7 842 * 843 * 844 * 845 * Transition T8 846 * 847 * 848 * 849 * Transition T9 850 * 851 * 852 * 853 * Transition T10 854 * 855 * 856 * 857 * Transition T11 858 * 859 * 860 * 861 * Transition T12 862 * 863 * 864 * 865 * Transition T13 866 * 867 * 868 * 869 * Transition T14 870 * 871 * 872 * 873 */ 874 #define SMB_SESSION_MAGIC 0x53455353 /* 'SESS' */ 875 #define SMB_SESSION_VALID(p) \ 876 ASSERT(((p) != NULL) && ((p)->s_magic == SMB_SESSION_MAGIC)) 877 878 typedef enum { 879 SMB_SESSION_STATE_INITIALIZED = 0, 880 SMB_SESSION_STATE_DISCONNECTED, 881 SMB_SESSION_STATE_CONNECTED, 882 SMB_SESSION_STATE_ESTABLISHED, 883 SMB_SESSION_STATE_NEGOTIATED, 884 SMB_SESSION_STATE_OPLOCK_BREAKING, 885 SMB_SESSION_STATE_WRITE_RAW_ACTIVE, 886 SMB_SESSION_STATE_READ_RAW_ACTIVE, 887 SMB_SESSION_STATE_TERMINATED, 888 SMB_SESSION_STATE_SENTINEL 889 } smb_session_state_t; 890 891 typedef struct smb_session { 892 uint32_t s_magic; 893 smb_rwx_t s_lock; 894 list_node_t s_lnd; 895 uint64_t s_kid; 896 smb_session_state_t s_state; 897 uint32_t s_flags; 898 int s_write_raw_status; 899 kthread_t *s_thread; 900 kt_did_t s_ktdid; 901 smb_kmod_cfg_t s_cfg; 902 kmem_cache_t *s_cache; 903 kmem_cache_t *s_cache_request; 904 struct smb_server *s_server; 905 int32_t s_gmtoff; 906 uint32_t keep_alive; 907 uint64_t opentime; 908 uint16_t vcnumber; 909 uint16_t s_local_port; 910 smb_inaddr_t ipaddr; 911 smb_inaddr_t local_ipaddr; 912 char workstation[SMB_PI_MAX_HOST]; 913 int dialect; 914 int native_os; 915 int native_lm; 916 917 uint32_t capabilities; 918 struct smb_sign signing; 919 920 ksocket_t sock; 921 922 smb_slist_t s_req_list; 923 smb_llist_t s_xa_list; 924 smb_llist_t s_user_list; 925 smb_idpool_t s_uid_pool; 926 smb_txlst_t s_txlst; 927 928 volatile uint32_t s_tree_cnt; 929 volatile uint32_t s_file_cnt; 930 volatile uint32_t s_dir_cnt; 931 932 uint16_t secmode; 933 uint32_t sesskey; 934 uint32_t challenge_len; 935 unsigned char challenge_key[8]; 936 unsigned char MAC_key[44]; 937 int64_t activity_timestamp; 938 /* 939 * Maximum negotiated buffer size between SMB client and server 940 * in SMB_SESSION_SETUP_ANDX 941 */ 942 uint16_t smb_msg_size; 943 uchar_t *outpipe_data; 944 int outpipe_datalen; 945 int outpipe_cookie; 946 list_t s_oplock_brkreqs; 947 smb_srqueue_t *s_srqueue; 948 } smb_session_t; 949 950 #define SMB_USER_MAGIC 0x55534552 /* 'USER' */ 951 #define SMB_USER_VALID(u) \ 952 ASSERT(((u) != NULL) && ((u)->u_magic == SMB_USER_MAGIC)) 953 954 #define SMB_USER_FLAG_GUEST SMB_ATF_GUEST 955 #define SMB_USER_FLAG_IPC SMB_ATF_ANON 956 #define SMB_USER_FLAG_ADMIN SMB_ATF_ADMIN 957 #define SMB_USER_FLAG_POWER_USER SMB_ATF_POWERUSER 958 #define SMB_USER_FLAG_BACKUP_OPERATOR SMB_ATF_BACKUPOP 959 960 #define SMB_USER_IS_ADMIN(U) (((U)->u_flags & SMB_USER_FLAG_ADMIN) != 0) 961 #define SMB_USER_IS_GUEST(U) (((U)->u_flags & SMB_USER_FLAG_GUEST) != 0) 962 963 #define SMB_USER_PRIV_TAKE_OWNERSHIP 0x00000001 964 #define SMB_USER_PRIV_BACKUP 0x00000002 965 #define SMB_USER_PRIV_RESTORE 0x00000004 966 #define SMB_USER_PRIV_SECURITY 0x00000008 967 968 969 typedef enum { 970 SMB_USER_STATE_LOGGED_IN = 0, 971 SMB_USER_STATE_LOGGING_OFF, 972 SMB_USER_STATE_LOGGED_OFF, 973 SMB_USER_STATE_SENTINEL 974 } smb_user_state_t; 975 976 typedef struct smb_user { 977 uint32_t u_magic; 978 list_node_t u_lnd; 979 kmutex_t u_mutex; 980 smb_user_state_t u_state; 981 982 struct smb_server *u_server; 983 smb_session_t *u_session; 984 uint16_t u_name_len; 985 char *u_name; 986 uint16_t u_domain_len; 987 char *u_domain; 988 time_t u_logon_time; 989 cred_t *u_cred; 990 cred_t *u_privcred; 991 992 smb_llist_t u_tree_list; 993 smb_idpool_t u_tid_pool; 994 995 uint32_t u_refcnt; 996 uint32_t u_flags; 997 uint32_t u_privileges; 998 uint16_t u_uid; 999 uint32_t u_audit_sid; 1000 } smb_user_t; 1001 1002 #define SMB_TREE_MAGIC 0x54524545 /* 'TREE' */ 1003 #define SMB_TREE_VALID(p) \ 1004 ASSERT((p != NULL) && ((p)->t_magic == SMB_TREE_MAGIC)) 1005 1006 #define SMB_TYPENAMELEN _ST_FSTYPSZ 1007 #define SMB_VOLNAMELEN 32 1008 1009 #define SMB_TREE_READONLY 0x00000001 1010 #define SMB_TREE_SUPPORTS_ACLS 0x00000002 1011 #define SMB_TREE_STREAMS 0x00000004 1012 #define SMB_TREE_CASEINSENSITIVE 0x00000008 1013 #define SMB_TREE_NO_CASESENSITIVE 0x00000010 1014 #define SMB_TREE_NO_EXPORT 0x00000020 1015 #define SMB_TREE_NO_OPLOCKS 0x00000040 1016 #define SMB_TREE_NO_ATIME 0x00000080 1017 #define SMB_TREE_XVATTR 0x00000100 1018 #define SMB_TREE_DIRENTFLAGS 0x00000200 1019 #define SMB_TREE_ACLONCREATE 0x00000400 1020 #define SMB_TREE_ACEMASKONACCESS 0x00000800 1021 #define SMB_TREE_NFS_MOUNTED 0x00001000 1022 #define SMB_TREE_UNICODE_ON_DISK 0x00002000 1023 #define SMB_TREE_CATIA 0x00004000 1024 #define SMB_TREE_ABE 0x00008000 1025 #define SMB_TREE_QUOTA 0x00010000 1026 #define SMB_TREE_DFSROOT 0x00020000 1027 1028 typedef enum { 1029 SMB_TREE_STATE_CONNECTED = 0, 1030 SMB_TREE_STATE_DISCONNECTING, 1031 SMB_TREE_STATE_DISCONNECTED, 1032 SMB_TREE_STATE_SENTINEL 1033 } smb_tree_state_t; 1034 1035 typedef struct smb_tree { 1036 uint32_t t_magic; 1037 kmutex_t t_mutex; 1038 list_node_t t_lnd; 1039 smb_tree_state_t t_state; 1040 1041 struct smb_server *t_server; 1042 smb_session_t *t_session; 1043 smb_user_t *t_user; 1044 smb_node_t *t_snode; 1045 1046 smb_llist_t t_ofile_list; 1047 smb_idpool_t t_fid_pool; 1048 1049 smb_llist_t t_odir_list; 1050 smb_idpool_t t_odid_pool; 1051 1052 uint32_t t_refcnt; 1053 uint32_t t_flags; 1054 int32_t t_res_type; 1055 uint16_t t_tid; 1056 uint16_t t_umask; 1057 char t_sharename[MAXNAMELEN]; 1058 char t_resource[MAXPATHLEN]; 1059 char t_typename[SMB_TYPENAMELEN]; 1060 char t_volume[SMB_VOLNAMELEN]; 1061 acl_type_t t_acltype; 1062 uint32_t t_access; 1063 uint32_t t_execflags; 1064 time_t t_connect_time; 1065 volatile uint32_t t_open_files; 1066 } smb_tree_t; 1067 1068 #define SMB_TREE_VFS(tree) ((tree)->t_snode->vp->v_vfsp) 1069 #define SMB_TREE_FSID(tree) ((tree)->t_snode->vp->v_vfsp->vfs_fsid) 1070 1071 #define SMB_TREE_IS_READONLY(sr) \ 1072 ((sr) != NULL && (sr)->tid_tree != NULL && \ 1073 !((sr)->tid_tree->t_access & ACE_ALL_WRITE_PERMS)) 1074 1075 #define SMB_TREE_IS_CASEINSENSITIVE(sr) \ 1076 (((sr) && (sr)->tid_tree) ? \ 1077 smb_tree_has_feature((sr)->tid_tree, SMB_TREE_CASEINSENSITIVE) : 0) 1078 1079 #define SMB_TREE_HAS_ACCESS(sr, acemask) \ 1080 ((sr) == NULL ? ACE_ALL_PERMS : ( \ 1081 (((sr) && (sr)->tid_tree) ? \ 1082 (((sr)->tid_tree->t_access) & (acemask)) : 0))) 1083 1084 #define SMB_TREE_SUPPORTS_CATIA(sr) \ 1085 (((sr) && (sr)->tid_tree) ? \ 1086 smb_tree_has_feature((sr)->tid_tree, SMB_TREE_CATIA) : 0) 1087 1088 #define SMB_TREE_SUPPORTS_ABE(sr) \ 1089 (((sr) && (sr)->tid_tree) ? \ 1090 smb_tree_has_feature((sr)->tid_tree, SMB_TREE_ABE) : 0) 1091 1092 #define SMB_TREE_IS_DFSROOT(sr) \ 1093 (((sr) && (sr)->tid_tree) ? \ 1094 smb_tree_has_feature((sr)->tid_tree, SMB_TREE_DFSROOT) : 0) 1095 1096 /* 1097 * SMB_TREE_CONTAINS_NODE is used to check that a node is in the same 1098 * file system as the tree. 1099 */ 1100 #define SMB_TREE_CONTAINS_NODE(sr, node) \ 1101 (((sr) && (sr)->tid_tree) ? \ 1102 (SMB_TREE_VFS((sr)->tid_tree) == SMB_NODE_VFS(node)) : 1) 1103 1104 /* 1105 * SMB_OFILE_IS_READONLY reflects whether an ofile is readonly or not. 1106 * The macro takes into account 1107 * - the tree readonly state 1108 * - the node readonly state 1109 * - whether the specified ofile is the readonly creator 1110 * The readonly creator has write permission until the ofile is closed. 1111 */ 1112 1113 #define SMB_OFILE_IS_READONLY(of) \ 1114 (((of)->f_flags & SMB_OFLAGS_READONLY) || \ 1115 smb_node_file_is_readonly((of)->f_node) || \ 1116 (((of)->f_node->readonly_creator) && \ 1117 ((of)->f_node->readonly_creator != (of)))) 1118 1119 /* 1120 * SMB_PATHFILE_IS_READONLY indicates whether or not a file is 1121 * readonly when the caller has a path rather than an ofile. Unlike 1122 * SMB_OFILE_IS_READONLY, the caller cannot be the readonly creator, 1123 * since that requires an ofile. 1124 */ 1125 1126 #define SMB_PATHFILE_IS_READONLY(sr, node) \ 1127 (SMB_TREE_IS_READONLY((sr)) || \ 1128 smb_node_file_is_readonly((node)) || \ 1129 ((node)->readonly_creator)) 1130 1131 #define SMB_OPIPE_MAGIC 0x50495045 /* 'PIPE' */ 1132 #define SMB_OPIPE_VALID(p) \ 1133 ASSERT(((p) != NULL) && (p)->p_magic == SMB_OPIPE_MAGIC) 1134 1135 /* 1136 * Data structure for SMB_FTYPE_MESG_PIPE ofiles, which is used 1137 * at the interface between SMB and NDR RPC. 1138 */ 1139 typedef struct smb_opipe { 1140 uint32_t p_magic; 1141 list_node_t p_lnd; 1142 kmutex_t p_mutex; 1143 kcondvar_t p_cv; 1144 struct smb_server *p_server; 1145 struct smb_event *p_event; 1146 char *p_name; 1147 uint32_t p_busy; 1148 smb_doorhdr_t p_hdr; 1149 smb_netuserinfo_t p_user; 1150 uint8_t *p_doorbuf; 1151 uint8_t *p_data; 1152 } smb_opipe_t; 1153 1154 /* 1155 * The of_ftype of an open file should contain the SMB_FTYPE value 1156 * returned when the file/pipe was opened. The following 1157 * assumptions are currently made: 1158 * 1159 * File Type Node PipeInfo 1160 * --------- -------- -------- 1161 * SMB_FTYPE_DISK Valid Null 1162 * SMB_FTYPE_BYTE_PIPE Undefined Undefined 1163 * SMB_FTYPE_MESG_PIPE Null Valid 1164 * SMB_FTYPE_PRINTER Undefined Undefined 1165 * SMB_FTYPE_UNKNOWN Undefined Undefined 1166 */ 1167 1168 /* 1169 * Some flags for ofile structure 1170 * 1171 * SMB_OFLAGS_SET_DELETE_ON_CLOSE 1172 * Set this flag when the corresponding open operation whose 1173 * DELETE_ON_CLOSE bit of the CreateOptions is set. If any 1174 * open file instance has this bit set, the NODE_FLAGS_DELETE_ON_CLOSE 1175 * will be set for the file node upon close. 1176 * 1177 * SMB_OFLAGS_TIMESTAMPS_PENDING 1178 * This flag gets set when a write operation is performed on the 1179 * ofile. The timestamps will be updated, and the flags cleared, 1180 * when the ofile gets closed or a setattr is performed on the ofile. 1181 */ 1182 1183 #define SMB_OFLAGS_READONLY 0x0001 1184 #define SMB_OFLAGS_EXECONLY 0x0002 1185 #define SMB_OFLAGS_SET_DELETE_ON_CLOSE 0x0004 1186 #define SMB_OFLAGS_LLF_POS_VALID 0x0008 1187 #define SMB_OFLAGS_TIMESTAMPS_PENDING 0x0010 1188 1189 #define SMB_OFILE_MAGIC 0x4F464C45 /* 'OFLE' */ 1190 #define SMB_OFILE_VALID(p) \ 1191 ASSERT((p != NULL) && ((p)->f_magic == SMB_OFILE_MAGIC)) 1192 1193 typedef enum { 1194 SMB_OFILE_STATE_OPEN = 0, 1195 SMB_OFILE_STATE_CLOSING, 1196 SMB_OFILE_STATE_CLOSED, 1197 SMB_OFILE_STATE_SENTINEL 1198 } smb_ofile_state_t; 1199 1200 typedef struct smb_ofile { 1201 uint32_t f_magic; 1202 kmutex_t f_mutex; 1203 list_node_t f_lnd; 1204 list_node_t f_nnd; 1205 smb_ofile_state_t f_state; 1206 1207 struct smb_server *f_server; 1208 smb_session_t *f_session; 1209 smb_user_t *f_user; 1210 smb_tree_t *f_tree; 1211 smb_node_t *f_node; 1212 smb_opipe_t *f_pipe; 1213 1214 uint32_t f_uniqid; 1215 uint32_t f_refcnt; 1216 uint64_t f_seek_pos; 1217 uint32_t f_flags; 1218 uint32_t f_granted_access; 1219 uint32_t f_share_access; 1220 uint32_t f_create_options; 1221 uint16_t f_fid; 1222 uint16_t f_opened_by_pid; 1223 uint16_t f_ftype; 1224 uint64_t f_llf_pos; 1225 int f_mode; 1226 cred_t *f_cr; 1227 pid_t f_pid; 1228 boolean_t f_oplock_granted; 1229 boolean_t f_oplock_exit; 1230 uint32_t f_explicit_times; 1231 char f_quota_resume[SMB_SID_STRSZ]; 1232 } smb_ofile_t; 1233 1234 #define SMB_ODIR_MAGIC 0x4F444952 /* 'ODIR' */ 1235 #define SMB_ODIR_VALID(p) \ 1236 ASSERT((p != NULL) && ((p)->d_magic == SMB_ODIR_MAGIC)) 1237 1238 #define SMB_ODIR_BUFSIZE (8 * 1024) 1239 1240 #define SMB_ODIR_FLAG_WILDCARDS 0x0001 1241 #define SMB_ODIR_FLAG_IGNORE_CASE 0x0002 1242 #define SMB_ODIR_FLAG_XATTR 0x0004 1243 #define SMB_ODIR_FLAG_EDIRENT 0x0008 1244 #define SMB_ODIR_FLAG_CATIA 0x0010 1245 #define SMB_ODIR_FLAG_ABE 0x0020 1246 1247 typedef enum { 1248 SMB_ODIR_STATE_OPEN = 0, 1249 SMB_ODIR_STATE_IN_USE, 1250 SMB_ODIR_STATE_CLOSING, 1251 SMB_ODIR_STATE_CLOSED, 1252 SMB_ODIR_STATE_SENTINEL 1253 } smb_odir_state_t; 1254 1255 typedef enum { 1256 SMB_ODIR_RESUME_IDX, 1257 SMB_ODIR_RESUME_COOKIE, 1258 SMB_ODIR_RESUME_FNAME 1259 } smb_odir_resume_type_t; 1260 1261 typedef struct smb_odir_resume { 1262 smb_odir_resume_type_t or_type; 1263 int or_idx; 1264 uint32_t or_cookie; 1265 char *or_fname; 1266 } smb_odir_resume_t; 1267 1268 /* 1269 * Flags used when opening an odir 1270 */ 1271 #define SMB_ODIR_OPENF_BACKUP_INTENT 0x01 1272 1273 typedef struct smb_odir { 1274 uint32_t d_magic; 1275 kmutex_t d_mutex; 1276 list_node_t d_lnd; 1277 smb_odir_state_t d_state; 1278 smb_session_t *d_session; 1279 smb_tree_t *d_tree; 1280 smb_node_t *d_dnode; 1281 cred_t *d_cred; 1282 uint16_t d_odid; 1283 uint16_t d_opened_by_pid; 1284 uint16_t d_sattr; 1285 uint32_t d_refcnt; 1286 uint32_t d_flags; 1287 boolean_t d_eof; 1288 int d_bufsize; 1289 uint64_t d_offset; 1290 union { 1291 char *u_bufptr; 1292 edirent_t *u_edp; 1293 dirent64_t *u_dp; 1294 } d_u; 1295 uint32_t d_cookies[SMB_MAX_SEARCH]; 1296 char d_pattern[MAXNAMELEN]; 1297 char d_buf[SMB_ODIR_BUFSIZE]; 1298 } smb_odir_t; 1299 #define d_bufptr d_u.u_bufptr 1300 #define d_edp d_u.u_edp 1301 #define d_dp d_u.u_dp 1302 1303 typedef struct smb_odirent { 1304 char od_name[MAXNAMELEN]; /* on disk name */ 1305 ino64_t od_ino; 1306 uint32_t od_eflags; 1307 } smb_odirent_t; 1308 1309 typedef struct smb_fileinfo { 1310 char fi_name[MAXNAMELEN]; 1311 char fi_shortname[SMB_SHORTNAMELEN]; 1312 uint32_t fi_cookie; 1313 uint32_t fi_dosattr; /* DOS attributes */ 1314 uint64_t fi_nodeid; /* file system node id */ 1315 uint64_t fi_size; /* file size in bytes */ 1316 uint64_t fi_alloc_size; /* allocation size in bytes */ 1317 timestruc_t fi_atime; /* last access */ 1318 timestruc_t fi_mtime; /* last modification */ 1319 timestruc_t fi_ctime; /* last status change */ 1320 timestruc_t fi_crtime; /* file creation */ 1321 } smb_fileinfo_t; 1322 1323 typedef struct smb_streaminfo { 1324 uint64_t si_size; 1325 uint64_t si_alloc_size; 1326 char si_name[MAXPATHLEN]; 1327 } smb_streaminfo_t; 1328 1329 #define SMB_LOCK_MAGIC 0x4C4F434B /* 'LOCK' */ 1330 1331 typedef struct smb_lock { 1332 uint32_t l_magic; 1333 kmutex_t l_mutex; 1334 list_node_t l_lnd; 1335 kcondvar_t l_cv; 1336 1337 list_node_t l_conflict_lnd; 1338 smb_slist_t l_conflict_list; 1339 1340 smb_session_t *l_session; 1341 smb_ofile_t *l_file; 1342 struct smb_request *l_sr; 1343 1344 uint32_t l_flags; 1345 uint64_t l_session_kid; 1346 struct smb_lock *l_blocked_by; /* Debug info only */ 1347 1348 uint16_t l_pid; 1349 uint16_t l_uid; 1350 uint32_t l_type; 1351 uint64_t l_start; 1352 uint64_t l_length; 1353 clock_t l_end_time; 1354 } smb_lock_t; 1355 1356 #define SMB_LOCK_FLAG_INDEFINITE 0x0004 1357 #define SMB_LOCK_INDEFINITE_WAIT(lock) \ 1358 ((lock)->l_flags & SMB_LOCK_FLAG_INDEFINITE) 1359 1360 #define SMB_LOCK_TYPE_READWRITE 101 1361 #define SMB_LOCK_TYPE_READONLY 102 1362 1363 typedef struct vardata_block { 1364 uint8_t vdb_tag; 1365 uint32_t vdb_len; 1366 struct uio vdb_uio; 1367 struct iovec vdb_iovec[MAX_IOVEC]; 1368 } smb_vdb_t; 1369 1370 #define SMB_WRMODE_WRITE_THRU 0x0001 1371 #define SMB_WRMODE_IS_STABLE(M) ((M) & SMB_WRMODE_WRITE_THRU) 1372 1373 #define SMB_RW_MAGIC 0x52445257 /* 'RDRW' */ 1374 1375 typedef struct smb_rw_param { 1376 uint32_t rw_magic; 1377 smb_vdb_t rw_vdb; 1378 uint64_t rw_offset; 1379 uint32_t rw_last_write; 1380 uint16_t rw_mode; 1381 uint32_t rw_count; /* bytes in this request */ 1382 uint16_t rw_mincnt; 1383 uint32_t rw_total; /* total bytes (write-raw) */ 1384 uint16_t rw_dsoff; /* SMB data offset */ 1385 uint8_t rw_andx; /* SMB secondary andx command */ 1386 } smb_rw_param_t; 1387 1388 typedef struct smb_pathname { 1389 char *pn_path; 1390 char *pn_pname; 1391 char *pn_fname; 1392 char *pn_sname; 1393 char *pn_stype; 1394 } smb_pathname_t; 1395 1396 /* 1397 * fs_query_info 1398 */ 1399 typedef struct smb_fqi { 1400 smb_pathname_t fq_path; 1401 uint16_t fq_sattr; 1402 smb_node_t *fq_dnode; 1403 smb_node_t *fq_fnode; 1404 smb_attr_t fq_fattr; 1405 char fq_last_comp[MAXNAMELEN]; 1406 } smb_fqi_t; 1407 1408 typedef struct dirop { 1409 smb_fqi_t fqi; 1410 smb_fqi_t dst_fqi; 1411 uint16_t info_level; 1412 uint16_t flags; 1413 } smb_arg_dirop_t; 1414 1415 #define OPLOCK_MIN_TIMEOUT (5 * 1000) 1416 #define OPLOCK_STD_TIMEOUT (15 * 1000) 1417 #define OPLOCK_RETRIES 2 1418 1419 typedef struct { 1420 uint32_t status; 1421 uint16_t errcls; 1422 uint16_t errcode; 1423 } smb_error_t; 1424 1425 typedef struct open_param { 1426 smb_fqi_t fqi; 1427 uint16_t omode; 1428 uint16_t ofun; 1429 uint32_t nt_flags; 1430 uint32_t timeo; 1431 uint32_t dattr; 1432 timestruc_t crtime; 1433 timestruc_t mtime; 1434 uint64_t dsize; 1435 uint32_t desired_access; 1436 uint32_t share_access; 1437 uint32_t create_options; 1438 uint32_t create_disposition; 1439 boolean_t created_readonly; 1440 uint32_t ftype; 1441 uint32_t devstate; 1442 uint32_t action_taken; 1443 uint64_t fileid; 1444 uint32_t rootdirfid; 1445 smb_ofile_t *dir; 1446 /* This is only set by NTTransactCreate */ 1447 struct smb_sd *sd; 1448 uint8_t op_oplock_level; 1449 } smb_arg_open_t; 1450 1451 #define SMB_OPLOCK_NONE 0 1452 #define SMB_OPLOCK_EXCLUSIVE 1 1453 #define SMB_OPLOCK_BATCH 2 1454 #define SMB_OPLOCK_LEVEL_II 3 1455 1456 /* 1457 * SMB Request State Machine 1458 * ------------------------- 1459 * 1460 * T4 +------+ T0 1461 * +--------------------------->| FREE |---------------------------+ 1462 * | +------+ | 1463 * +-----------+ | 1464 * | COMPLETED | | 1465 * +-----------+ 1466 * ^ | 1467 * | T15 +----------+ v 1468 * +------------+ T6 | | +--------------+ 1469 * | CLEANED_UP |<-----------------| CANCELED | | INITIALIZING | 1470 * +------------+ | | +--------------+ 1471 * | ^ +----------+ | 1472 * | | ^ ^ ^ ^ | 1473 * | | +-------------+ | | | | 1474 * | | T3 | | | | T13 | T1 1475 * | +-------------------------+ | | +----------------------+ | 1476 * +----------------------------+ | | | | | 1477 * T16 | | | | +-----------+ | | 1478 * | \/ | | T5 | | v 1479 * +-----------------+ | T12 +--------+ | T2 +-----------+ 1480 * | EVENT_OCCURRED |------------->| ACTIVE |<--------------------| SUBMITTED | 1481 * +-----------------+ | +--------+ | +-----------+ 1482 * ^ | | ^ | | 1483 * | | T8 | | | T7 | 1484 * | T10 T9 | +----------+ | +-------+ | T11 1485 * | | | +-------+ | | 1486 * | | | T14 | | | 1487 * | | v | v | 1488 * +----------------------+ +--------------+ 1489 * | WAITING_EVENT | | WAITING_LOCK | 1490 * +----------------------+ +--------------+ 1491 * 1492 * 1493 * 1494 * 1495 * 1496 * Transition T0 1497 * 1498 * This transition occurs when the request is allocated and is still under the 1499 * control of the session thread. 1500 * 1501 * Transition T1 1502 * 1503 * This transition occurs when the session thread dispatches a task to treat the 1504 * request. 1505 * 1506 * Transition T2 1507 * 1508 * 1509 * 1510 * Transition T3 1511 * 1512 * A request completes and smbsr_cleanup is called to release resources 1513 * associated with the request (but not the smb_request_t itself). This 1514 * includes references on smb_ofile_t, smb_node_t, and other structures. 1515 * CLEANED_UP state exists to detect if we attempt to cleanup a request 1516 * multiple times and to allow us to detect that we are accessing a 1517 * request that has already been cleaned up. 1518 * 1519 * Transition T4 1520 * 1521 * 1522 * 1523 * Transition T5 1524 * 1525 * 1526 * 1527 * Transition T6 1528 * 1529 * 1530 * 1531 * Transition T7 1532 * 1533 * 1534 * 1535 * Transition T8 1536 * 1537 * 1538 * 1539 * Transition T9 1540 * 1541 * 1542 * 1543 * Transition T10 1544 * 1545 * 1546 * 1547 * Transition T11 1548 * 1549 * 1550 * 1551 * Transition T12 1552 * 1553 * 1554 * 1555 * Transition T13 1556 * 1557 * 1558 * 1559 * Transition T14 1560 * 1561 * 1562 * 1563 * Transition T15 1564 * 1565 * Request processing is completed (control returns from smb_dispatch) 1566 * 1567 * Transition T16 1568 * 1569 * Multipart (andx) request was cleaned up with smbsr_cleanup but more "andx" 1570 * sections remain to be processed. 1571 * 1572 */ 1573 1574 #define SMB_REQ_MAGIC 0x534D4252 /* 'SMBR' */ 1575 #define SMB_REQ_VALID(p) ASSERT((p)->sr_magic == SMB_REQ_MAGIC) 1576 1577 typedef enum smb_req_state { 1578 SMB_REQ_STATE_FREE = 0, 1579 SMB_REQ_STATE_INITIALIZING, 1580 SMB_REQ_STATE_SUBMITTED, 1581 SMB_REQ_STATE_ACTIVE, 1582 SMB_REQ_STATE_WAITING_EVENT, 1583 SMB_REQ_STATE_EVENT_OCCURRED, 1584 SMB_REQ_STATE_WAITING_LOCK, 1585 SMB_REQ_STATE_COMPLETED, 1586 SMB_REQ_STATE_CANCELED, 1587 SMB_REQ_STATE_CLEANED_UP, 1588 SMB_REQ_STATE_SENTINEL 1589 } smb_req_state_t; 1590 1591 typedef struct smb_request { 1592 uint32_t sr_magic; 1593 kmutex_t sr_mutex; 1594 list_node_t sr_session_lnd; 1595 smb_req_state_t sr_state; 1596 boolean_t sr_keep; 1597 kmem_cache_t *sr_cache; 1598 struct smb_server *sr_server; 1599 pid_t *sr_pid; 1600 int32_t sr_gmtoff; 1601 smb_session_t *session; 1602 smb_kmod_cfg_t *sr_cfg; 1603 smb_notify_change_req_t sr_ncr; 1604 1605 /* Info from session service header */ 1606 uint32_t sr_req_length; /* Excluding NBT header */ 1607 1608 /* Request buffer excluding NBT header */ 1609 void *sr_request_buf; 1610 1611 smb_lock_t *sr_awaiting; 1612 struct mbuf_chain command; 1613 struct mbuf_chain reply; 1614 struct mbuf_chain raw_data; 1615 list_t sr_storage; 1616 struct smb_xa *r_xa; 1617 int andx_prev_wct; 1618 int cur_reply_offset; 1619 int orig_request_hdr; 1620 unsigned int reply_seqnum; /* reply sequence number */ 1621 unsigned char first_smb_com; /* command code */ 1622 unsigned char smb_com; /* command code */ 1623 1624 uint8_t smb_rcls; /* error code class */ 1625 uint8_t smb_reh; /* rsvd (AH DOS INT-24 ERR) */ 1626 uint16_t smb_err; /* error code */ 1627 smb_error_t smb_error; 1628 1629 uint8_t smb_flg; /* flags */ 1630 uint16_t smb_flg2; /* flags */ 1631 uint16_t smb_pid_high; /* high part of pid */ 1632 unsigned char smb_sig[8]; /* signiture */ 1633 uint16_t smb_tid; /* tree id # */ 1634 uint16_t smb_pid; /* caller's process id # */ 1635 uint16_t smb_uid; /* user id # */ 1636 uint16_t smb_mid; /* mutiplex id # */ 1637 unsigned char smb_wct; /* count of parameter words */ 1638 uint16_t smb_bcc; /* data byte count */ 1639 1640 /* Parameters */ 1641 struct mbuf_chain smb_vwv; /* variable width value */ 1642 1643 /* Data */ 1644 struct mbuf_chain smb_data; 1645 1646 uint16_t smb_fid; /* not in hdr, but common */ 1647 1648 unsigned char andx_com; 1649 uint16_t andx_off; 1650 1651 struct smb_tree *tid_tree; 1652 struct smb_ofile *fid_ofile; 1653 smb_user_t *uid_user; 1654 1655 union { 1656 smb_arg_negotiate_t *negprot; 1657 smb_arg_sessionsetup_t *ssetup; 1658 smb_arg_tcon_t tcon; 1659 smb_arg_dirop_t dirop; 1660 smb_arg_open_t open; 1661 smb_rw_param_t *rw; 1662 uint32_t timestamp; 1663 } arg; 1664 1665 cred_t *user_cr; 1666 kthread_t *sr_worker; 1667 hrtime_t sr_time_submitted; 1668 hrtime_t sr_time_active; 1669 hrtime_t sr_time_start; 1670 int32_t sr_txb; 1671 uint32_t sr_seqnum; 1672 } smb_request_t; 1673 1674 #define sr_ssetup arg.ssetup 1675 #define sr_negprot arg.negprot 1676 #define sr_tcon arg.tcon 1677 #define sr_dirop arg.dirop 1678 #define sr_open arg.open 1679 #define sr_rw arg.rw 1680 #define sr_timestamp arg.timestamp 1681 1682 #define SMB_READ_PROTOCOL(hdr) \ 1683 LE_IN32(((smb_hdr_t *)(hdr))->protocol) 1684 1685 #define SMB_PROTOCOL_MAGIC_INVALID(rd_sr) \ 1686 (SMB_READ_PROTOCOL((rd_sr)->sr_request_buf) != SMB_PROTOCOL_MAGIC) 1687 1688 #define SMB_READ_COMMAND(hdr) \ 1689 (((smb_hdr_t *)(hdr))->command) 1690 1691 #define SMB_IS_WRITERAW(rd_sr) \ 1692 (SMB_READ_COMMAND((rd_sr)->sr_request_buf) == SMB_COM_WRITE_RAW) 1693 1694 #define SMB_IS_NT_CANCEL(rd_sr) \ 1695 (SMB_READ_COMMAND((rd_sr)->sr_request_buf) == SMB_COM_NT_CANCEL) 1696 1697 #define SMB_IS_SESSION_SETUP_ANDX(rd_sr) \ 1698 (SMB_READ_COMMAND((rd_sr)->sr_request_buf) == \ 1699 SMB_COM_SESSION_SETUP_ANDX) 1700 1701 #define SMB_IS_NT_NEGOTIATE(rd_sr) \ 1702 (SMB_READ_COMMAND((rd_sr)->sr_request_buf) == SMB_COM_NEGOTIATE) 1703 1704 #define SMB_IS_TREE_CONNECT_ANDX(rd_sr) \ 1705 (SMB_READ_COMMAND((rd_sr)->sr_request_buf) == SMB_COM_TREE_CONNECT_ANDX) 1706 1707 #define SMB_XA_FLAG_OPEN 0x0001 1708 #define SMB_XA_FLAG_CLOSE 0x0002 1709 #define SMB_XA_FLAG_COMPLETE 0x0004 1710 #define SMB_XA_CLOSED(xa) (!((xa)->xa_flags & SMB_XA_FLAG_OPEN)) 1711 1712 #define SMB_XA_MAGIC 0x534D4258 /* 'SMBX' */ 1713 1714 typedef struct smb_xa { 1715 uint32_t xa_magic; 1716 kmutex_t xa_mutex; 1717 list_node_t xa_lnd; 1718 1719 uint32_t xa_refcnt; 1720 uint32_t xa_flags; 1721 1722 struct smb_session *xa_session; 1723 1724 unsigned char smb_com; /* which TRANS type */ 1725 unsigned char smb_flg; /* flags */ 1726 uint16_t smb_flg2; /* flags */ 1727 uint16_t smb_tid; /* tree id number */ 1728 uint16_t smb_pid; /* caller's process id number */ 1729 uint16_t smb_uid; /* user id number */ 1730 uint32_t smb_func; /* NT_TRANS function */ 1731 1732 uint16_t xa_smb_mid; /* mutiplex id number */ 1733 uint16_t xa_smb_fid; /* TRANS2 secondary */ 1734 1735 unsigned int reply_seqnum; /* reply sequence number */ 1736 1737 uint32_t smb_tpscnt; /* total parameter bytes being sent */ 1738 uint32_t smb_tdscnt; /* total data bytes being sent */ 1739 uint32_t smb_mprcnt; /* max parameter bytes to return */ 1740 uint32_t smb_mdrcnt; /* max data bytes to return */ 1741 uint32_t smb_msrcnt; /* max setup words to return */ 1742 uint32_t smb_flags; /* additional information: */ 1743 /* bit 0 - if set, disconnect TID in smb_tid */ 1744 /* bit 1 - if set, transaction is one way */ 1745 /* (no final response) */ 1746 int32_t smb_timeout; /* number of milliseconds to await completion */ 1747 uint32_t smb_suwcnt; /* set up word count */ 1748 1749 char *xa_pipe_name; 1750 1751 int req_disp_param; 1752 int req_disp_data; 1753 1754 struct mbuf_chain req_setup_mb; 1755 struct mbuf_chain req_param_mb; 1756 struct mbuf_chain req_data_mb; 1757 1758 struct mbuf_chain rep_setup_mb; 1759 struct mbuf_chain rep_param_mb; 1760 struct mbuf_chain rep_data_mb; 1761 } smb_xa_t; 1762 1763 1764 #define SDDF_NO_FLAGS 0 1765 #define SDDF_SUPPRESS_TID 0x0001 1766 #define SDDF_SUPPRESS_UID 0x0002 1767 1768 /* 1769 * SMB dispatch return codes. 1770 */ 1771 typedef enum { 1772 SDRC_SUCCESS = 0, 1773 SDRC_ERROR, 1774 SDRC_DROP_VC, 1775 SDRC_NO_REPLY, 1776 SDRC_SR_KEPT, 1777 SDRC_NOT_IMPLEMENTED 1778 } smb_sdrc_t; 1779 1780 #define VAR_BCC ((short)-1) 1781 1782 #define SMB_SERVER_MAGIC 0x53534552 /* 'SSER' */ 1783 #define SMB_SERVER_VALID(s) \ 1784 ASSERT(((s) != NULL) && ((s)->sv_magic == SMB_SERVER_MAGIC)) 1785 1786 typedef struct { 1787 kthread_t *ld_kth; 1788 kt_did_t ld_ktdid; 1789 ksocket_t ld_so; 1790 struct sockaddr_in ld_sin; 1791 struct sockaddr_in6 ld_sin6; 1792 smb_session_list_t ld_session_list; 1793 } smb_listener_daemon_t; 1794 1795 typedef enum smb_server_state { 1796 SMB_SERVER_STATE_CREATED = 0, 1797 SMB_SERVER_STATE_CONFIGURED, 1798 SMB_SERVER_STATE_RUNNING, 1799 SMB_SERVER_STATE_STOPPING, 1800 SMB_SERVER_STATE_DELETING, 1801 SMB_SERVER_STATE_SENTINEL 1802 } smb_server_state_t; 1803 1804 #define SMB_SERVER_STATE_VALID(S) \ 1805 ASSERT(((S) == SMB_SERVER_STATE_CREATED) || \ 1806 ((S) == SMB_SERVER_STATE_CONFIGURED) || \ 1807 ((S) == SMB_SERVER_STATE_RUNNING) || \ 1808 ((S) == SMB_SERVER_STATE_STOPPING) || \ 1809 ((S) == SMB_SERVER_STATE_DELETING)) 1810 1811 typedef struct smb_server { 1812 uint32_t sv_magic; 1813 kcondvar_t sv_cv; 1814 kmutex_t sv_mutex; 1815 list_node_t sv_lnd; 1816 smb_server_state_t sv_state; 1817 uint32_t sv_refcnt; 1818 pid_t sv_pid; 1819 zoneid_t sv_zid; 1820 smb_listener_daemon_t sv_nbt_daemon; 1821 smb_listener_daemon_t sv_tcp_daemon; 1822 krwlock_t sv_cfg_lock; 1823 smb_kmod_cfg_t sv_cfg; 1824 smb_session_t *sv_session; 1825 1826 door_handle_t sv_lmshrd; 1827 1828 int32_t si_gmtoff; 1829 1830 smb_thread_t si_thread_timers; 1831 1832 taskq_t *sv_thread_pool; 1833 1834 kmem_cache_t *si_cache_request; 1835 kmem_cache_t *si_cache_session; 1836 kmem_cache_t *si_cache_user; 1837 kmem_cache_t *si_cache_tree; 1838 kmem_cache_t *si_cache_ofile; 1839 kmem_cache_t *si_cache_odir; 1840 kmem_cache_t *si_cache_opipe; 1841 kmem_cache_t *si_cache_event; 1842 1843 smb_node_t *si_root_smb_node; 1844 smb_llist_t sv_opipe_list; 1845 smb_llist_t sv_event_list; 1846 1847 /* Statistics */ 1848 hrtime_t sv_start_time; 1849 kstat_t *sv_ksp; 1850 volatile uint32_t sv_nbt_sess; 1851 volatile uint32_t sv_tcp_sess; 1852 volatile uint32_t sv_users; 1853 volatile uint32_t sv_trees; 1854 volatile uint32_t sv_files; 1855 volatile uint32_t sv_pipes; 1856 volatile uint64_t sv_txb; 1857 volatile uint64_t sv_rxb; 1858 volatile uint64_t sv_nreq; 1859 smb_srqueue_t sv_srqueue; 1860 } smb_server_t; 1861 1862 #define SMB_EVENT_MAGIC 0x45564E54 /* EVNT */ 1863 #define SMB_EVENT_VALID(e) \ 1864 ASSERT(((e) != NULL) && ((e)->se_magic == SMB_EVENT_MAGIC)) 1865 1866 typedef struct smb_event { 1867 uint32_t se_magic; 1868 list_node_t se_lnd; 1869 kmutex_t se_mutex; 1870 kcondvar_t se_cv; 1871 struct smb_server *se_server; 1872 uint32_t se_txid; 1873 boolean_t se_notified; 1874 int se_waittime; 1875 int se_errno; 1876 } smb_event_t; 1877 1878 #define SMB_INFO_NETBIOS_SESSION_SVC_RUNNING 0x0001 1879 #define SMB_INFO_NETBIOS_SESSION_SVC_FAILED 0x0002 1880 #define SMB_INFO_USER_LEVEL_SECURITY 0x40000000 1881 #define SMB_INFO_ENCRYPT_PASSWORDS 0x80000000 1882 1883 #define SMB_NEW_KID() atomic_inc_64_nv(&smb_kids) 1884 #define SMB_UNIQ_FID() atomic_inc_32_nv(&smb_fids) 1885 1886 #define SMB_IS_STREAM(node) ((node)->n_unode) 1887 1888 typedef struct smb_tsd { 1889 void (*proc)(); 1890 void *arg; 1891 char name[100]; 1892 } smb_tsd_t; 1893 1894 typedef struct smb_disp_entry { 1895 char sdt_name[KSTAT_STRLEN]; 1896 smb_sdrc_t (*sdt_pre_op)(smb_request_t *); 1897 smb_sdrc_t (*sdt_function)(smb_request_t *); 1898 void (*sdt_post_op)(smb_request_t *); 1899 uint8_t sdt_com; 1900 char sdt_dialect; 1901 uint8_t sdt_flags; 1902 volatile uint64_t sdt_txb; 1903 volatile uint64_t sdt_rxb; 1904 smb_latency_t sdt_lat; 1905 } smb_disp_entry_t; 1906 1907 typedef struct smb_xlate { 1908 int code; 1909 char *str; 1910 } smb_xlate_t; 1911 1912 typedef struct smb_export { 1913 kmutex_t e_mutex; 1914 boolean_t e_ready; 1915 smb_llist_t e_vfs_list; 1916 smb_avl_t e_share_avl; 1917 smb_slist_t e_unexport_list; 1918 1919 kmem_cache_t *e_cache_share; 1920 kmem_cache_t *e_cache_vfs; 1921 kmem_cache_t *e_cache_unexport; 1922 1923 smb_thread_t e_unexport_thread; 1924 } smb_export_t; 1925 1926 /* 1927 * This structure is a helper for building RAP NetShareEnum response 1928 * 1929 * es_posix_uid UID of the user requesting the shares list which 1930 * is used to detect if the user has any autohome 1931 * es_bufsize size of the response buffer 1932 * es_buf pointer to the response buffer 1933 * es_ntotal total number of shares exported by server which 1934 * their OEM names is less then 13 chars 1935 * es_nsent number of shares that can fit in the specified buffer 1936 * es_datasize actual data size (share's data) which was encoded 1937 * in the response buffer 1938 */ 1939 typedef struct smb_enumshare_info { 1940 uid_t es_posix_uid; 1941 uint16_t es_bufsize; 1942 char *es_buf; 1943 uint16_t es_ntotal; 1944 uint16_t es_nsent; 1945 uint16_t es_datasize; 1946 } smb_enumshare_info_t; 1947 1948 #ifdef __cplusplus 1949 } 1950 #endif 1951 1952 #endif /* _SMBSRV_SMB_KTYPES_H */ 1953