source3/include/smb.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    SMB parameters and setup, plus a whole lot more.
   4
   5    Copyright (C) Andrew Tridgell              1992-2000
   6    Copyright (C) John H Terpstra              1996-2002
   7    Copyright (C) Luke Kenneth Casson Leighton 1996-2000
   8    Copyright (C) Paul Ashton                  1998-2000
   9    Copyright (C) Simo Sorce                   2001-2002
  10    Copyright (C) Martin Pool                  2002
  11
  12    This program is free software; you can redistribute it and/or modify
  13    it under the terms of the GNU General Public License as published by
  14    the Free Software Foundation; either version 3 of the License, or
  15    (at your option) any later version.
  16
  17    This program is distributed in the hope that it will be useful,
  18    but WITHOUT ANY WARRANTY; without even the implied warranty of
  19    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20    GNU General Public License for more details.
  21
  22    You should have received a copy of the GNU General Public License
  23    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  24 */
  25
  26 #ifndef _SMB_H
  27 #define _SMB_H
  28
  29 /* logged when starting the various Samba daemons */
  30 #define COPYRIGHT_STARTUP_MESSAGE       "Copyright Andrew Tridgell and the Samba Team 1992-2011"
  31
  32
  33 #if defined(LARGE_SMB_OFF_T)
  34 #define BUFFER_SIZE (128*1024)
  35 #else /* no large readwrite possible */
  36 #define BUFFER_SIZE (0xFFFF)
  37 #endif
  38
  39 #define SAFETY_MARGIN 1024
  40 #define LARGE_WRITEX_HDR_SIZE 65
  41
  42 #define NMB_PORT 137
  43 #define DGRAM_PORT 138
  44 #define SMB_PORT1 445
  45 #define SMB_PORT2 139
  46 #define SMB_PORTS "445 139"
  47
  48 #define Undefined (-1)
  49 #define False false
  50 #define True true
  51 #define Auto (2)
  52 #define Required (3)
  53
  54 #define SIZEOFWORD 2
  55
  56 #ifndef DEF_CREATE_MASK
  57 #define DEF_CREATE_MASK (0755)
  58 #endif
  59
  60 /* string manipulation flags - see clistr.c and srvstr.c */
  61 #define STR_TERMINATE 1
  62 #define STR_UPPER 2
  63 #define STR_ASCII 4
  64 #define STR_UNICODE 8
  65 #define STR_NOALIGN 16
  66 #define STR_TERMINATE_ASCII 128
  67
  68 /* how long to wait for secondary SMB packets (milli-seconds) */
  69 #define SMB_SECONDARY_WAIT (60*1000)
  70
  71 /* Debugging stuff */
  72 #include "lib/util/debug.h"
  73 #include "lib/util/debug_s3.h"
  74
  75 /* this defines the error codes that receive_smb can put in smb_read_error */
  76 enum smb_read_errors {
  77         SMB_READ_OK = 0,
  78         SMB_READ_TIMEOUT,
  79         SMB_READ_EOF,
  80         SMB_READ_ERROR,
  81         SMB_WRITE_ERROR, /* This error code can go into the client smb_rw_error. */
  82         SMB_READ_BAD_SIG,
  83         SMB_NO_MEMORY,
  84         SMB_DO_NOT_DO_TDIS, /* cli_close_connection() check for this when smbfs wants to keep tree connected */
  85         SMB_READ_BAD_DECRYPT
  86 };
  87
  88 #define DIR_STRUCT_SIZE 43
  89
  90 /* these define the attribute byte as seen by DOS */
  91 #define aRONLY (1L<<0)          /* 0x01 */
  92 #define aHIDDEN (1L<<1)         /* 0x02 */
  93 #define aSYSTEM (1L<<2)         /* 0x04 */
  94 #define aVOLID (1L<<3)          /* 0x08 */
  95 #define aDIR (1L<<4)            /* 0x10 */
  96 #define aARCH (1L<<5)           /* 0x20 */
  97
  98 /* deny modes */
  99 #define DENY_DOS 0
 100 #define DENY_ALL 1
 101 #define DENY_WRITE 2
 102 #define DENY_READ 3
 103 #define DENY_NONE 4
 104 #define DENY_FCB 7
 105
 106 /* open modes */
 107 #define DOS_OPEN_RDONLY 0
 108 #define DOS_OPEN_WRONLY 1
 109 #define DOS_OPEN_RDWR 2
 110 #define DOS_OPEN_EXEC 3
 111 #define DOS_OPEN_FCB 0xF
 112
 113 /* define shifts and masks for share and open modes. */
 114 #define OPENX_MODE_MASK 0xF
 115 #define DENY_MODE_SHIFT 4
 116 #define DENY_MODE_MASK 0x7
 117 #define GET_OPENX_MODE(x) ((x) & OPENX_MODE_MASK)
 118 #define SET_OPENX_MODE(x) ((x) & OPENX_MODE_MASK)
 119 #define GET_DENY_MODE(x) (((x)>>DENY_MODE_SHIFT) & DENY_MODE_MASK)
 120 #define SET_DENY_MODE(x) (((x) & DENY_MODE_MASK) <<DENY_MODE_SHIFT)
 121
 122 /* Sync on open file (not sure if used anymore... ?) */
 123 #define FILE_SYNC_OPENMODE (1<<14)
 124 #define GET_FILE_SYNC_OPENMODE(x) (((x) & FILE_SYNC_OPENMODE) ? True : False)
 125
 126 /* open disposition values */
 127 #define OPENX_FILE_EXISTS_FAIL 0
 128 #define OPENX_FILE_EXISTS_OPEN 1
 129 #define OPENX_FILE_EXISTS_TRUNCATE 2
 130
 131 /* mask for open disposition. */
 132 #define OPENX_FILE_OPEN_MASK 0x3
 133
 134 #define GET_FILE_OPENX_DISPOSITION(x) ((x) & FILE_OPEN_MASK)
 135 #define SET_FILE_OPENX_DISPOSITION(x) ((x) & FILE_OPEN_MASK)
 136
 137 /* The above can be OR'ed with... */
 138 #define OPENX_FILE_CREATE_IF_NOT_EXIST 0x10
 139 #define OPENX_FILE_FAIL_IF_NOT_EXIST 0
 140
 141 typedef union unid_t {
 142         uid_t uid;
 143         gid_t gid;
 144 } unid_t;
 145
 146 /* pipe string names */
 147
 148 #ifndef MAXSUBAUTHS
 149 #define MAXSUBAUTHS 15 /* max sub authorities in a SID */
 150 #endif
 151
 152 #define SID_MAX_SIZE ((size_t)(8+(MAXSUBAUTHS*4)))
 153
 154 #define LOOKUP_NAME_NONE                0x00000000
 155 #define LOOKUP_NAME_ISOLATED             0x00000001  /* Look up unqualified names */
 156 #define LOOKUP_NAME_REMOTE               0x00000002  /* Ask others */
 157 #define LOOKUP_NAME_GROUP                0x00000004  /* (unused) This is a NASTY hack for
 158                                                         valid users = @foo where foo also
 159                                                         exists in as user. */
 160 #define LOOKUP_NAME_NO_NSS               0x00000008  /* no NSS calls to avoid
 161                                                         winbind recursions */
 162 #define LOOKUP_NAME_BUILTIN             0x00000010 /* builtin names */
 163 #define LOOKUP_NAME_WKN                 0x00000020 /* well known names */
 164 #define LOOKUP_NAME_DOMAIN              0x00000040 /* only lookup own domain */
 165 #define LOOKUP_NAME_LOCAL               (LOOKUP_NAME_ISOLATED\
 166                                         |LOOKUP_NAME_BUILTIN\
 167                                         |LOOKUP_NAME_WKN\
 168                                         |LOOKUP_NAME_DOMAIN)
 169 #define LOOKUP_NAME_ALL                 (LOOKUP_NAME_ISOLATED\
 170                                         |LOOKUP_NAME_REMOTE\
 171                                         |LOOKUP_NAME_BUILTIN\
 172                                         |LOOKUP_NAME_WKN\
 173                                         |LOOKUP_NAME_DOMAIN)
 174
 175 #include "librpc/gen_ndr/dcerpc.h"
 176 #include "librpc/gen_ndr/security.h"
 177
 178 struct lsa_dom_info {
 179         bool valid;
 180         struct dom_sid sid;
 181         const char *name;
 182         int num_idxs;
 183         int *idxs;
 184 };
 185
 186 struct lsa_name_info {
 187         uint32 rid;
 188         enum lsa_SidType type;
 189         const char *name;
 190         int dom_idx;
 191 };
 192
 193 /*
 194  * The complete list of SIDS belonging to this user.
 195  * Created when a vuid is registered.
 196  * The definition of the user_sids array is as follows :
 197  *
 198  * token->user_sids[0] = primary user SID.
 199  * token->user_sids[1] = primary group SID.
 200  * token->user_sids[2..num_sids] = supplementary group SIDS.
 201  */
 202
 203 #define PRIMARY_USER_SID_INDEX 0
 204 #define PRIMARY_GROUP_SID_INDEX 1
 205
 206 typedef struct write_cache {
 207         SMB_OFF_T file_size;
 208         SMB_OFF_T offset;
 209         size_t alloc_size;
 210         size_t data_size;
 211         char *data;
 212 } write_cache;
 213
 214 struct fd_handle {
 215         size_t ref_count;
 216         int fd;
 217         uint64_t position_information;
 218         SMB_OFF_T pos;
 219         uint32 private_options; /* NT Create options, but we only look at
 220                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
 221                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB and
 222                                  * NTCREATEX_OPTIONS_PRIVATE_DELETE_ON_CLOSE
 223                                  * for print files *only*, where
 224                                  * DELETE_ON_CLOSE is not stored in the share
 225                                  * mode database.
 226                                  */
 227         unsigned long gen_id;
 228 };
 229
 230 struct idle_event;
 231 struct share_mode_entry;
 232 struct uuid;
 233 struct named_mutex;
 234 struct wb_context;
 235 struct rpc_cli_smbd_conn;
 236 struct fncall_context;
 237
 238 struct vfs_fsp_data {
 239     struct vfs_fsp_data *next;
 240     struct vfs_handle_struct *owner;
 241     void (*destroy)(void *p_data);
 242     void *_dummy_;
 243     /* NOTE: This structure contains four pointers so that we can guarantee
 244      * that the end of the structure is always both 4-byte and 8-byte aligned.
 245      */
 246 };
 247
 248 /* the basic packet size, assuming no words or bytes */
 249 #define smb_size 39
 250
 251 struct notify_change {
 252         uint32_t action;
 253         const char *name;
 254 };
 255
 256 struct notify_mid_map;
 257 struct notify_entry;
 258 struct notify_event;
 259 struct notify_change_request;
 260 struct sys_notify_backend;
 261 struct sys_notify_context {
 262         struct event_context *ev;
 263         struct connection_struct *conn;
 264         void *private_data;     /* For use by the system backend */
 265 };
 266
 267 struct notify_change_buf {
 268         /*
 269          * If no requests are pending, changes are queued here. Simple array,
 270          * we only append.
 271          */
 272
 273         /*
 274          * num_changes == -1 means that we have got a catch-all change, when
 275          * asked we just return NT_STATUS_OK without specific changes.
 276          */
 277         int num_changes;
 278         struct notify_change *changes;
 279
 280         /*
 281          * If no changes are around requests are queued here. Using a linked
 282          * list, because we have to append at the end and delete from the top.
 283          */
 284         struct notify_change_request *requests;
 285 };
 286
 287 struct print_file_data {
 288         char *svcname;
 289         char *docname;
 290         char *filename;
 291         struct policy_handle handle;
 292         uint32_t jobid;
 293         uint16 rap_jobid;
 294 };
 295
 296 typedef struct files_struct {
 297         struct files_struct *next, *prev;
 298         int fnum;
 299         struct connection_struct *conn;
 300         struct fd_handle *fh;
 301         unsigned int num_smb_operations;
 302         struct file_id file_id;
 303         uint64_t initial_allocation_size; /* Faked up initial allocation on disk. */
 304         mode_t mode;
 305         uint16 file_pid;
 306         uint16 vuid;
 307         write_cache *wcp;
 308         struct timeval open_time;
 309         uint32 access_mask;             /* NTCreateX access bits (FILE_READ_DATA etc.) */
 310         uint32 share_access;            /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
 311
 312         bool update_write_time_triggered;
 313         struct timed_event *update_write_time_event;
 314         bool update_write_time_on_close;
 315         struct timespec close_write_time;
 316         bool write_time_forced;
 317
 318         int oplock_type;
 319         int sent_oplock_break;
 320         struct timed_event *oplock_timeout;
 321         struct lock_struct last_lock_failure;
 322         int current_lock_count; /* Count the number of outstanding locks and pending locks. */
 323
 324         struct share_mode_entry *pending_break_messages;
 325         int num_pending_break_messages;
 326
 327         bool can_lock;
 328         bool can_read;
 329         bool can_write;
 330         bool modified;
 331         bool is_directory;
 332         bool aio_write_behind;
 333         bool lockdb_clean;
 334         bool initial_delete_on_close; /* Only set at NTCreateX if file was created. */
 335         bool delete_on_close;
 336         bool posix_open;
 337         bool is_sparse;
 338         struct smb_filename *fsp_name;
 339         uint32_t name_hash;             /* Jenkins hash of full pathname. */
 340
 341         struct vfs_fsp_data *vfs_extension;
 342         struct fake_file_handle *fake_file_handle;
 343
 344         struct notify_change_buf *notify;
 345
 346         struct files_struct *base_fsp; /* placeholder for delete on close */
 347
 348         /*
 349          * Read-only cached brlock record, thrown away when the
 350          * brlock.tdb seqnum changes. This avoids fetching data from
 351          * the brlock.tdb on every read/write call.
 352          */
 353         int brlock_seqnum;
 354         struct byte_range_lock *brlock_rec;
 355
 356         struct dptr_struct *dptr;
 357
 358         /* if not NULL, means this is a print file */
 359         struct print_file_data *print_file;
 360
 361 } files_struct;
 362
 363 #include "ntquotas.h"
 364 #include "sysquotas.h"
 365
 366 struct client_address {
 367         char addr[INET6_ADDRSTRLEN];
 368         const char *name;
 369 };
 370
 371 struct vuid_cache_entry {
 372         struct auth_serversupplied_info *session_info;
 373         uint16_t vuid;
 374         bool read_only;
 375 };
 376
 377 struct vuid_cache {
 378         unsigned int next_entry;
 379         struct vuid_cache_entry array[VUID_CACHE_SIZE];
 380 };
 381
 382 typedef struct {
 383         char *name;
 384         bool is_wild;
 385 } name_compare_entry;
 386
 387 struct trans_state {
 388         struct trans_state *next, *prev;
 389         uint16 vuid;
 390         uint64_t mid;
 391
 392         uint32 max_param_return;
 393         uint32 max_data_return;
 394         uint32 max_setup_return;
 395
 396         uint8 cmd;              /* SMBtrans or SMBtrans2 */
 397
 398         char *name;             /* for trans requests */
 399         uint16 call;            /* for trans2 and nttrans requests */
 400
 401         bool close_on_completion;
 402         bool one_way;
 403
 404         unsigned int setup_count;
 405         uint16 *setup;
 406
 407         size_t received_data;
 408         size_t received_param;
 409
 410         size_t total_param;
 411         char *param;
 412
 413         size_t total_data;
 414         char *data;
 415 };
 416
 417 /*
 418  * Info about an alternate data stream
 419  */
 420
 421 struct stream_struct {
 422         SMB_OFF_T size;
 423         SMB_OFF_T alloc_size;
 424         char *name;
 425 };
 426
 427 /* Include VFS stuff */
 428
 429 #include "smb_acls.h"
 430 #include "vfs.h"
 431
 432 struct dfree_cached_info {
 433         time_t last_dfree_time;
 434         uint64_t dfree_ret;
 435         uint64_t bsize;
 436         uint64_t dfree;
 437         uint64_t dsize;
 438 };
 439
 440 struct dptr_struct;
 441
 442 struct share_params {
 443         int service;
 444 };
 445
 446 struct share_iterator {
 447         int next_id;
 448 };
 449
 450 typedef struct connection_struct {
 451         struct connection_struct *next, *prev;
 452         struct smbd_server_connection *sconn; /* can be NULL */
 453         unsigned cnum; /* an index passed over the wire */
 454         struct share_params *params;
 455         bool force_user;
 456         struct vuid_cache vuid_cache;
 457         bool printer;
 458         bool ipc;
 459         bool read_only; /* Attributes for the current user of the share. */
 460         /* Does this filesystem honor
 461            sub second timestamps on files
 462            and directories when setting time ? */
 463         enum timestamp_set_resolution ts_res;
 464         char *connectpath;
 465         char *origpath;
 466
 467         struct vfs_handle_struct *vfs_handles;          /* for the new plugins */
 468
 469         /*
 470          * This represents the user information on this connection. Depending
 471          * on the vuid using this tid, this might change per SMB request.
 472          */
 473         struct auth_serversupplied_info *session_info;
 474
 475         /*
 476          * If the "force group" parameter is set, this is the primary gid that
 477          * may be used in the users token, depending on the vuid using this tid.
 478          */
 479         gid_t force_group_gid;
 480
 481         uint16 vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
 482
 483         time_t lastused;
 484         time_t lastused_count;
 485         bool used;
 486         int num_files_open;
 487         unsigned int num_smb_operations; /* Count of smb operations on this tree. */
 488         int encrypt_level;
 489         bool encrypted_tid;
 490
 491         /* Semantics requested by the client or forced by the server config. */
 492         bool case_sensitive;
 493         bool case_preserve;
 494         bool short_case_preserve;
 495
 496         /* Semantics provided by the underlying filesystem. */
 497         int fs_capabilities;
 498         /* Device number of the directory of the share mount.
 499            Used to ensure unique FileIndex returns. */
 500         SMB_DEV_T base_share_dev;
 501
 502         name_compare_entry *hide_list; /* Per-share list of files to return as hidden. */
 503         name_compare_entry *veto_list; /* Per-share list of files to veto (never show). */
 504         name_compare_entry *veto_oplock_list; /* Per-share list of files to refuse oplocks on. */
 505         name_compare_entry *aio_write_behind_list; /* Per-share list of files to use aio write behind on. */
 506         struct dfree_cached_info *dfree_info;
 507         struct trans_state *pending_trans;
 508         struct notify_context *notify_ctx;
 509
 510         struct rpc_pipe_client *spoolss_pipe;
 511
 512 } connection_struct;
 513
 514 struct current_user {
 515         connection_struct *conn;
 516         uint16 vuid;
 517         struct security_unix_token ut;
 518         struct security_token *nt_user_token;
 519 };
 520
 521 struct smbd_smb2_request;
 522
 523 struct smb_request {
 524         uint8_t cmd;
 525         uint16 flags2;
 526         uint16 smbpid;
 527         uint64_t mid; /* For compatibility with SMB2. */
 528         uint32_t seqnum;
 529         uint16 vuid;
 530         uint16 tid;
 531         uint8  wct;
 532         uint16_t *vwv;
 533         uint16_t buflen;
 534         const uint8_t *buf;
 535         const uint8 *inbuf;
 536
 537         /*
 538          * Async handling in the main smb processing loop is directed by
 539          * outbuf: reply_xxx routines indicate sync behaviour by putting their
 540          * reply into "outbuf". If they leave it as NULL, they take of it
 541          * themselves, possibly later.
 542          *
 543          * If async handling is wanted, the reply_xxx routine must make sure
 544          * that it talloc_move()s the smb_req somewhere else.
 545          */
 546         uint8 *outbuf;
 547
 548         size_t unread_bytes;
 549         bool encrypted;
 550         connection_struct *conn;
 551         struct smbd_server_connection *sconn;
 552         struct smb_perfcount_data pcd;
 553
 554         /*
 555          * Chained request handling
 556          */
 557         struct files_struct *chain_fsp;
 558
 559         /*
 560          * Here we collect the outbufs from the chain handlers
 561          */
 562         uint8_t *chain_outbuf;
 563
 564         /*
 565          * state information for async smb handling
 566          */
 567         void *async_priv;
 568
 569         bool done;
 570
 571         /*
 572          * Back pointer to smb2 request.
 573          */
 574         struct smbd_smb2_request *smb2req;
 575 };
 576
 577 /* Defines for the sent_oplock_break field above. */
 578 #define NO_BREAK_SENT 0
 579 #define BREAK_TO_NONE_SENT 1
 580 #define LEVEL_II_BREAK_SENT 2
 581
 582 typedef struct {
 583         fstring smb_name; /* user name from the client */
 584         fstring unix_name; /* unix user name of a validated user */
 585         fstring domain; /* domain that the client specified */
 586 } userdom_struct;
 587
 588 /* used for server information: client, nameserv and ipc */
 589 struct server_info_struct {
 590         fstring name;
 591         uint32 type;
 592         fstring comment;
 593         fstring domain; /* used ONLY in ipc.c NOT namework.c */
 594         bool server_added; /* used ONLY in ipc.c NOT namework.c */
 595 };
 596
 597 /* used for network interfaces */
 598 struct interface {
 599         struct interface *next, *prev;
 600         char *name;
 601         int flags;
 602         struct sockaddr_storage ip;
 603         struct sockaddr_storage netmask;
 604         struct sockaddr_storage bcast;
 605 };
 606
 607 /* Internal message queue for deferred opens. */
 608 struct pending_message_list {
 609         struct pending_message_list *next, *prev;
 610         struct timeval request_time; /* When was this first issued? */
 611         struct timed_event *te;
 612         struct smb_perfcount_data pcd;
 613         uint32_t seqnum;
 614         bool encrypted;
 615         bool processed;
 616         DATA_BLOB buf;
 617         DATA_BLOB private_data;
 618 };
 619
 620 #define SHARE_MODE_FLAG_POSIX_OPEN      0x1
 621
 622 /* struct returned by get_share_modes */
 623 struct share_mode_entry {
 624         struct server_id pid;
 625         uint64_t op_mid;        /* For compatibility with SMB2 opens. */
 626         uint16 op_type;
 627         uint32 access_mask;             /* NTCreateX access bits (FILE_READ_DATA etc.) */
 628         uint32 share_access;            /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
 629         uint32 private_options; /* NT Create options, but we only look at
 630                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
 631                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB for
 632                                  * smbstatus and swat */
 633         struct timeval time;
 634         struct file_id id;
 635         unsigned long share_file_id;
 636         uint32 uid;             /* uid of file opener. */
 637         uint16 flags;           /* See SHARE_MODE_XX above. */
 638         uint32_t name_hash;             /* Jenkins hash of full pathname. */
 639 };
 640
 641 /* oplock break message definition - linearization of share_mode_entry.
 642
 643 Offset  Data                    length.
 644 0       struct server_id pid    4
 645 4       uint16 op_mid           8
 646 12      uint16 op_type          2
 647 14      uint32 access_mask      4
 648 18      uint32 share_access     4
 649 22      uint32 private_options  4
 650 26      uint32 time sec         4
 651 30      uint32 time usec        4
 652 34      uint64 dev              8 bytes
 653 42      uint64 inode            8 bytes
 654 50      uint64 extid            8 bytes
 655 58      unsigned long file_id   4 bytes
 656 62      uint32 uid              4 bytes
 657 66      uint16 flags            2 bytes
 658 68      uint32 name_hash        4 bytes
 659 72
 660
 661 */
 662
 663 #define OP_BREAK_MSG_PID_OFFSET 0
 664 #define OP_BREAK_MSG_MID_OFFSET 4
 665 #define OP_BREAK_MSG_OP_TYPE_OFFSET 12
 666 #define OP_BREAK_MSG_ACCESS_MASK_OFFSET 14
 667 #define OP_BREAK_MSG_SHARE_ACCESS_OFFSET 18
 668 #define OP_BREAK_MSG_PRIV_OFFSET 22
 669 #define OP_BREAK_MSG_TIME_SEC_OFFSET 26
 670 #define OP_BREAK_MSG_TIME_USEC_OFFSET 30
 671 #define OP_BREAK_MSG_DEV_OFFSET 34
 672 #define OP_BREAK_MSG_INO_OFFSET 42
 673 #define OP_BREAK_MSG_EXTID_OFFSET 50
 674 #define OP_BREAK_MSG_FILE_ID_OFFSET 58
 675 #define OP_BREAK_MSG_UID_OFFSET 62
 676 #define OP_BREAK_MSG_FLAGS_OFFSET 66
 677 #define OP_BREAK_MSG_NAME_HASH_OFFSET 68
 678
 679 #define OP_BREAK_MSG_VNN_OFFSET 72
 680 #define MSG_SMB_SHARE_MODE_ENTRY_SIZE 76
 681
 682 struct delete_token_list {
 683         struct delete_token_list *next, *prev;
 684         uint32_t name_hash;
 685         struct security_unix_token *delete_token;
 686 };
 687
 688 struct share_mode_lock {
 689         const char *servicepath; /* canonicalized. */
 690         const char *base_name;
 691         const char *stream_name;
 692         struct file_id id;
 693         int num_share_modes;
 694         struct share_mode_entry *share_modes;
 695         struct delete_token_list *delete_tokens;
 696         struct timespec old_write_time;
 697         struct timespec changed_write_time;
 698         bool fresh;
 699         bool modified;
 700         struct db_record *record;
 701 };
 702
 703 /*
 704  * Internal structure of locking.tdb share mode db.
 705  * Used by locking.c and libsmbsharemodes.c
 706  */
 707
 708 struct locking_data {
 709         union {
 710                 struct {
 711                         int num_share_mode_entries;
 712                         struct timespec old_write_time;
 713                         struct timespec changed_write_time;
 714                         uint32 num_delete_token_entries;
 715                 } s;
 716                 struct share_mode_entry dummy; /* Needed for alignment. */
 717         } u;
 718         /* The following four entries are implicit
 719
 720            (1) struct share_mode_entry modes[num_share_mode_entries];
 721
 722            (2) A num_delete_token_entries of structs {
 723                 uint32_t len_delete_token;
 724                 char unix_token[len_delete_token] (divisible by 4).
 725            };
 726
 727            (3) char share_name[];
 728            (4) char file_name[];
 729         */
 730 };
 731
 732 /* Used to store pipe open records for NetFileEnum() */
 733
 734 struct pipe_open_rec {
 735         struct server_id pid;
 736         uid_t uid;
 737         int pnum;
 738         fstring name;
 739 };
 740
 741
 742 #define NT_HASH_LEN 16
 743 #define LM_HASH_LEN 16
 744
 745 /* Password history contants. */
 746 #define PW_HISTORY_SALT_LEN 16
 747 #define SALTED_MD5_HASH_LEN 16
 748 #define PW_HISTORY_ENTRY_LEN (PW_HISTORY_SALT_LEN+SALTED_MD5_HASH_LEN)
 749 #define MAX_PW_HISTORY_LEN 24
 750
 751 /*
 752  * Flags for local user manipulation.
 753  */
 754
 755 #define LOCAL_ADD_USER 0x1
 756 #define LOCAL_DELETE_USER 0x2
 757 #define LOCAL_DISABLE_USER 0x4
 758 #define LOCAL_ENABLE_USER 0x8
 759 #define LOCAL_TRUST_ACCOUNT 0x10
 760 #define LOCAL_SET_NO_PASSWORD 0x20
 761 #define LOCAL_SET_PASSWORD 0x40
 762 #define LOCAL_SET_LDAP_ADMIN_PW 0x80
 763 #define LOCAL_INTERDOM_ACCOUNT 0x100
 764 #define LOCAL_AM_ROOT 0x200  /* Act as root */
 765
 766 /* key and data in the connections database - used in smbstatus and smbd */
 767 struct connections_key {
 768         struct server_id pid;
 769         int cnum;
 770         fstring name;
 771 };
 772
 773 struct connections_data {
 774         int magic;
 775         struct server_id pid;
 776         int cnum;
 777         uid_t uid;
 778         gid_t gid;
 779         char servicename[FSTRING_LEN];
 780         char addr[24];
 781         char machine[FSTRING_LEN];
 782         time_t start;
 783
 784         /*
 785          * This field used to hold the msg_flags. For compatibility reasons,
 786          * keep the data structure in the tdb file the same.
 787          */
 788         uint32 unused_compatitibility_field;
 789 };
 790
 791
 792 /* the following are used by loadparm for option lists */
 793 typedef enum {
 794         P_BOOL,P_BOOLREV,P_CHAR,P_INTEGER,P_OCTAL,P_LIST,
 795         P_STRING,P_USTRING,P_ENUM,P_SEP
 796 } parm_type;
 797
 798 typedef enum {
 799         P_LOCAL,P_GLOBAL,P_SEPARATOR,P_NONE
 800 } parm_class;
 801
 802 struct enum_list {
 803         int value;
 804         const char *name;
 805 };
 806
 807 struct parm_struct {
 808         const char *label;
 809         parm_type type;
 810         parm_class p_class;
 811         void *ptr;
 812         bool (*special)(int snum, const char *, char **);
 813         const struct enum_list *enum_list;
 814         unsigned flags;
 815         union {
 816                 bool bvalue;
 817                 int ivalue;
 818                 char *svalue;
 819                 char cvalue;
 820                 char **lvalue;
 821         } def;
 822 };
 823
 824 /* The following flags are used in SWAT */
 825 #define FLAG_BASIC      0x0001 /* Display only in BASIC view */
 826 #define FLAG_SHARE      0x0002 /* file sharing options */
 827 #define FLAG_PRINT      0x0004 /* printing options */
 828 #define FLAG_GLOBAL     0x0008 /* local options that should be globally settable in SWAT */
 829 #define FLAG_WIZARD     0x0010 /* Parameters that the wizard will operate on */
 830 #define FLAG_ADVANCED   0x0020 /* Parameters that will be visible in advanced view */
 831 #define FLAG_DEVELOPER  0x0040 /* No longer used */
 832 #define FLAG_DEPRECATED 0x1000 /* options that should no longer be used */
 833 #define FLAG_HIDE       0x2000 /* options that should be hidden in SWAT */
 834 #define FLAG_DOS_STRING 0x4000 /* convert from UNIX to DOS codepage when reading this string. */
 835 #define FLAG_META       0x8000 /* A meta directive - not a real parameter */
 836 #define FLAG_CMDLINE    0x10000 /* option has been overridden */
 837
 838 struct bitmap {
 839         uint32 *b;
 840         unsigned int n;
 841 };
 842
 843 /* offsets into message for common items */
 844 #define smb_com 8
 845 #define smb_rcls 9
 846 #define smb_reh 10
 847 #define smb_err 11
 848 #define smb_flg 13
 849 #define smb_flg2 14
 850 #define smb_pidhigh 16
 851 #define smb_ss_field 18
 852 #define smb_tid 28
 853 #define smb_pid 30
 854 #define smb_uid 32
 855 #define smb_mid 34
 856 #define smb_wct 36
 857 #define smb_vwv 37
 858 #define smb_vwv0 37
 859 #define smb_vwv1 39
 860 #define smb_vwv2 41
 861 #define smb_vwv3 43
 862 #define smb_vwv4 45
 863 #define smb_vwv5 47
 864 #define smb_vwv6 49
 865 #define smb_vwv7 51
 866 #define smb_vwv8 53
 867 #define smb_vwv9 55
 868 #define smb_vwv10 57
 869 #define smb_vwv11 59
 870 #define smb_vwv12 61
 871 #define smb_vwv13 63
 872 #define smb_vwv14 65
 873 #define smb_vwv15 67
 874 #define smb_vwv16 69
 875 #define smb_vwv17 71
 876
 877 /* flag defines. CIFS spec 3.1.1 */
 878 #define FLAG_SUPPORT_LOCKREAD       0x01
 879 #define FLAG_CLIENT_BUF_AVAIL       0x02
 880 #define FLAG_RESERVED               0x04
 881 #define FLAG_CASELESS_PATHNAMES     0x08
 882 #define FLAG_CANONICAL_PATHNAMES    0x10
 883 #define FLAG_REQUEST_OPLOCK         0x20
 884 #define FLAG_REQUEST_BATCH_OPLOCK   0x40
 885 #define FLAG_REPLY                  0x80
 886
 887 /* the complete */
 888 #define SMBmkdir      0x00   /* create directory */
 889 #define SMBrmdir      0x01   /* delete directory */
 890 #define SMBopen       0x02   /* open file */
 891 #define SMBcreate     0x03   /* create file */
 892 #define SMBclose      0x04   /* close file */
 893 #define SMBflush      0x05   /* flush file */
 894 #define SMBunlink     0x06   /* delete file */
 895 #define SMBmv         0x07   /* rename file */
 896 #define SMBgetatr     0x08   /* get file attributes */
 897 #define SMBsetatr     0x09   /* set file attributes */
 898 #define SMBread       0x0A   /* read from file */
 899 #define SMBwrite      0x0B   /* write to file */
 900 #define SMBlock       0x0C   /* lock byte range */
 901 #define SMBunlock     0x0D   /* unlock byte range */
 902 #define SMBctemp      0x0E   /* create temporary file */
 903 #define SMBmknew      0x0F   /* make new file */
 904 #define SMBcheckpath  0x10   /* check directory path */
 905 #define SMBexit       0x11   /* process exit */
 906 #define SMBlseek      0x12   /* seek */
 907 #define SMBtcon       0x70   /* tree connect */
 908 #define SMBtconX      0x75   /* tree connect and X*/
 909 #define SMBtdis       0x71   /* tree disconnect */
 910 #define SMBnegprot    0x72   /* negotiate protocol */
 911 #define SMBdskattr    0x80   /* get disk attributes */
 912 #define SMBsearch     0x81   /* search directory */
 913 #define SMBsplopen    0xC0   /* open print spool file */
 914 #define SMBsplwr      0xC1   /* write to print spool file */
 915 #define SMBsplclose   0xC2   /* close print spool file */
 916 #define SMBsplretq    0xC3   /* return print queue */
 917 #define SMBsends      0xD0   /* send single block message */
 918 #define SMBsendb      0xD1   /* send broadcast message */
 919 #define SMBfwdname    0xD2   /* forward user name */
 920 #define SMBcancelf    0xD3   /* cancel forward */
 921 #define SMBgetmac     0xD4   /* get machine name */
 922 #define SMBsendstrt   0xD5   /* send start of multi-block message */
 923 #define SMBsendend    0xD6   /* send end of multi-block message */
 924 #define SMBsendtxt    0xD7   /* send text of multi-block message */
 925
 926 /* Core+ protocol */
 927 #define SMBlockread       0x13   /* Lock a range and read */
 928 #define SMBwriteunlock 0x14 /* Unlock a range then write */
 929 #define SMBreadbraw   0x1a  /* read a block of data with no smb header */
 930 #define SMBwritebraw  0x1d  /* write a block of data with no smb header */
 931 #define SMBwritec     0x20  /* secondary write request */
 932 #define SMBwriteclose 0x2c  /* write a file then close it */
 933
 934 /* dos extended protocol */
 935 #define SMBreadBraw      0x1A   /* read block raw */
 936 #define SMBreadBmpx      0x1B   /* read block multiplexed */
 937 #define SMBreadBs        0x1C   /* read block (secondary response) */
 938 #define SMBwriteBraw     0x1D   /* write block raw */
 939 #define SMBwriteBmpx     0x1E   /* write block multiplexed */
 940 #define SMBwriteBs       0x1F   /* write block (secondary request) */
 941 #define SMBwriteC        0x20   /* write complete response */
 942 #define SMBsetattrE      0x22   /* set file attributes expanded */
 943 #define SMBgetattrE      0x23   /* get file attributes expanded */
 944 #define SMBlockingX      0x24   /* lock/unlock byte ranges and X */
 945 #define SMBtrans         0x25   /* transaction - name, bytes in/out */
 946 #define SMBtranss        0x26   /* transaction (secondary request/response) */
 947 #define SMBioctl         0x27   /* IOCTL */
 948 #define SMBioctls        0x28   /* IOCTL  (secondary request/response) */
 949 #define SMBcopy          0x29   /* copy */
 950 #define SMBmove          0x2A   /* move */
 951 #define SMBecho          0x2B   /* echo */
 952 #define SMBopenX         0x2D   /* open and X */
 953 #define SMBreadX         0x2E   /* read and X */
 954 #define SMBwriteX        0x2F   /* write and X */
 955 #define SMBsesssetupX    0x73   /* Session Set Up & X (including User Logon) */
 956 #define SMBffirst        0x82   /* find first */
 957 #define SMBfunique       0x83   /* find unique */
 958 #define SMBfclose        0x84   /* find close */
 959 #define SMBkeepalive     0x85   /* keepalive */
 960 #define SMBinvalid       0xFE   /* invalid command */
 961
 962 /* Extended 2.0 protocol */
 963 #define SMBtrans2        0x32   /* TRANS2 protocol set */
 964 #define SMBtranss2       0x33   /* TRANS2 protocol set, secondary command */
 965 #define SMBfindclose     0x34   /* Terminate a TRANSACT2_FINDFIRST */
 966 #define SMBfindnclose    0x35   /* Terminate a TRANSACT2_FINDNOTIFYFIRST */
 967 #define SMBulogoffX      0x74   /* user logoff */
 968
 969 /* NT SMB extensions. */
 970 #define SMBnttrans       0xA0   /* NT transact */
 971 #define SMBnttranss      0xA1   /* NT transact secondary */
 972 #define SMBntcreateX     0xA2   /* NT create and X */
 973 #define SMBntcancel      0xA4   /* NT cancel */
 974 #define SMBntrename      0xA5   /* NT rename */
 975
 976 /* These are the trans subcommands */
 977 #define TRANSACT_SETNAMEDPIPEHANDLESTATE  0x01
 978 #define TRANSACT_DCERPCCMD                0x26
 979 #define TRANSACT_WAITNAMEDPIPEHANDLESTATE 0x53
 980
 981 /* These are the TRANS2 sub commands */
 982 #define TRANSACT2_OPEN                          0x00
 983 #define TRANSACT2_FINDFIRST                     0x01
 984 #define TRANSACT2_FINDNEXT                      0x02
 985 #define TRANSACT2_QFSINFO                       0x03
 986 #define TRANSACT2_SETFSINFO                     0x04
 987 #define TRANSACT2_QPATHINFO                     0x05
 988 #define TRANSACT2_SETPATHINFO                   0x06
 989 #define TRANSACT2_QFILEINFO                     0x07
 990 #define TRANSACT2_SETFILEINFO                   0x08
 991 #define TRANSACT2_FSCTL                         0x09
 992 #define TRANSACT2_IOCTL                         0x0A
 993 #define TRANSACT2_FINDNOTIFYFIRST               0x0B
 994 #define TRANSACT2_FINDNOTIFYNEXT                0x0C
 995 #define TRANSACT2_MKDIR                         0x0D
 996 #define TRANSACT2_SESSION_SETUP                 0x0E
 997 #define TRANSACT2_GET_DFS_REFERRAL              0x10
 998 #define TRANSACT2_REPORT_DFS_INCONSISTANCY      0x11
 999
1000 /* These are the NT transact sub commands. */
1001 #define NT_TRANSACT_CREATE                1
1002 #define NT_TRANSACT_IOCTL                 2
1003 #define NT_TRANSACT_SET_SECURITY_DESC     3
1004 #define NT_TRANSACT_NOTIFY_CHANGE         4
1005 #define NT_TRANSACT_RENAME                5
1006 #define NT_TRANSACT_QUERY_SECURITY_DESC   6
1007 #define NT_TRANSACT_GET_USER_QUOTA        7
1008 #define NT_TRANSACT_SET_USER_QUOTA        8
1009
1010 /* These are the NT transact_get_user_quota sub commands */
1011 #define TRANSACT_GET_USER_QUOTA_LIST_CONTINUE   0x0000
1012 #define TRANSACT_GET_USER_QUOTA_LIST_START      0x0100
1013 #define TRANSACT_GET_USER_QUOTA_FOR_SID         0x0101
1014
1015 /* Relevant IOCTL codes */
1016 #define IOCTL_QUERY_JOB_INFO      0x530060
1017
1018 /* these are the trans2 sub fields for primary requests */
1019 #define smb_tpscnt smb_vwv0
1020 #define smb_tdscnt smb_vwv1
1021 #define smb_mprcnt smb_vwv2
1022 #define smb_mdrcnt smb_vwv3
1023 #define smb_msrcnt smb_vwv4
1024 #define smb_flags smb_vwv5
1025 #define smb_timeout smb_vwv6
1026 #define smb_pscnt smb_vwv9
1027 #define smb_psoff smb_vwv10
1028 #define smb_dscnt smb_vwv11
1029 #define smb_dsoff smb_vwv12
1030 #define smb_suwcnt smb_vwv13
1031 #define smb_setup smb_vwv14
1032 #define smb_setup0 smb_setup
1033 #define smb_setup1 (smb_setup+2)
1034 #define smb_setup2 (smb_setup+4)
1035
1036 /* these are for the secondary requests */
1037 #define smb_spscnt smb_vwv2
1038 #define smb_spsoff smb_vwv3
1039 #define smb_spsdisp smb_vwv4
1040 #define smb_sdscnt smb_vwv5
1041 #define smb_sdsoff smb_vwv6
1042 #define smb_sdsdisp smb_vwv7
1043 #define smb_sfid smb_vwv8
1044
1045 /* and these for responses */
1046 #define smb_tprcnt smb_vwv0
1047 #define smb_tdrcnt smb_vwv1
1048 #define smb_prcnt smb_vwv3
1049 #define smb_proff smb_vwv4
1050 #define smb_prdisp smb_vwv5
1051 #define smb_drcnt smb_vwv6
1052 #define smb_droff smb_vwv7
1053 #define smb_drdisp smb_vwv8
1054
1055 /* these are for the NT trans primary request. */
1056 #define smb_nt_MaxSetupCount smb_vwv0
1057 #define smb_nt_Flags (smb_vwv0 + 1)
1058 #define smb_nt_TotalParameterCount (smb_vwv0 + 3)
1059 #define smb_nt_TotalDataCount (smb_vwv0 + 7)
1060 #define smb_nt_MaxParameterCount (smb_vwv0 + 11)
1061 #define smb_nt_MaxDataCount (smb_vwv0 + 15)
1062 #define smb_nt_ParameterCount (smb_vwv0 + 19)
1063 #define smb_nt_ParameterOffset (smb_vwv0 + 23)
1064 #define smb_nt_DataCount (smb_vwv0 + 27)
1065 #define smb_nt_DataOffset (smb_vwv0 + 31)
1066 #define smb_nt_SetupCount (smb_vwv0 + 35)
1067 #define smb_nt_Function (smb_vwv0 + 36)
1068 #define smb_nt_SetupStart (smb_vwv0 + 38)
1069
1070 /* these are for the NT trans secondary request. */
1071 #define smb_nts_TotalParameterCount (smb_vwv0 + 3)
1072 #define smb_nts_TotalDataCount (smb_vwv0 + 7)
1073 #define smb_nts_ParameterCount (smb_vwv0 + 11)
1074 #define smb_nts_ParameterOffset (smb_vwv0 + 15)
1075 #define smb_nts_ParameterDisplacement (smb_vwv0 + 19)
1076 #define smb_nts_DataCount (smb_vwv0 + 23)
1077 #define smb_nts_DataOffset (smb_vwv0 + 27)
1078 #define smb_nts_DataDisplacement (smb_vwv0 + 31)
1079
1080 /* these are for the NT trans reply. */
1081 #define smb_ntr_TotalParameterCount (smb_vwv0 + 3)
1082 #define smb_ntr_TotalDataCount (smb_vwv0 + 7)
1083 #define smb_ntr_ParameterCount (smb_vwv0 + 11)
1084 #define smb_ntr_ParameterOffset (smb_vwv0 + 15)
1085 #define smb_ntr_ParameterDisplacement (smb_vwv0 + 19)
1086 #define smb_ntr_DataCount (smb_vwv0 + 23)
1087 #define smb_ntr_DataOffset (smb_vwv0 + 27)
1088 #define smb_ntr_DataDisplacement (smb_vwv0 + 31)
1089
1090 /* these are for the NT create_and_X */
1091 #define smb_ntcreate_NameLength (smb_vwv0 + 5)
1092 #define smb_ntcreate_Flags (smb_vwv0 + 7)
1093 #define smb_ntcreate_RootDirectoryFid (smb_vwv0 + 11)
1094 #define smb_ntcreate_DesiredAccess (smb_vwv0 + 15)
1095 #define smb_ntcreate_AllocationSize (smb_vwv0 + 19)
1096 #define smb_ntcreate_FileAttributes (smb_vwv0 + 27)
1097 #define smb_ntcreate_ShareAccess (smb_vwv0 + 31)
1098 #define smb_ntcreate_CreateDisposition (smb_vwv0 + 35)
1099 #define smb_ntcreate_CreateOptions (smb_vwv0 + 39)
1100 #define smb_ntcreate_ImpersonationLevel (smb_vwv0 + 43)
1101 #define smb_ntcreate_SecurityFlags (smb_vwv0 + 47)
1102
1103 /* this is used on a TConX. I'm not sure the name is very helpful though */
1104 #define SMB_SUPPORT_SEARCH_BITS        0x0001
1105 #define SMB_SHARE_IN_DFS               0x0002
1106
1107 /* Named pipe write mode flags. Used in writeX calls. */
1108 #define PIPE_RAW_MODE 0x4
1109 #define PIPE_START_MESSAGE 0x8
1110
1111 /* the desired access to use when opening a pipe */
1112 #define DESIRED_ACCESS_PIPE 0x2019f
1113
1114 /* Mapping of access rights to UNIX perms. */
1115 #define UNIX_ACCESS_RWX         FILE_GENERIC_ALL
1116 #define UNIX_ACCESS_R           FILE_GENERIC_READ
1117 #define UNIX_ACCESS_W           FILE_GENERIC_WRITE
1118 #define UNIX_ACCESS_X           FILE_GENERIC_EXECUTE
1119
1120 /* Mapping of access rights to UNIX perms. for a UNIX directory. */
1121 #define UNIX_DIRECTORY_ACCESS_RWX               FILE_GENERIC_ALL
1122 #define UNIX_DIRECTORY_ACCESS_R                 FILE_GENERIC_READ
1123 #define UNIX_DIRECTORY_ACCESS_W                 (FILE_GENERIC_WRITE|FILE_DELETE_CHILD)
1124 #define UNIX_DIRECTORY_ACCESS_X                 FILE_GENERIC_EXECUTE
1125
1126 #if 0
1127 /*
1128  * This is the old mapping we used to use. To get W2KSP2 profiles
1129  * working we need to map to the canonical file perms.
1130  */
1131 #define UNIX_ACCESS_RWX (UNIX_ACCESS_R|UNIX_ACCESS_W|UNIX_ACCESS_X)
1132 #define UNIX_ACCESS_R (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1133                         FILE_READ_ATTRIBUTES|FILE_READ_EA|FILE_READ_DATA)
1134 #define UNIX_ACCESS_W (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1135                         FILE_WRITE_ATTRIBUTES|FILE_WRITE_EA|\
1136                         FILE_APPEND_DATA|FILE_WRITE_DATA)
1137 #define UNIX_ACCESS_X (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1138                         FILE_EXECUTE|FILE_READ_ATTRIBUTES)
1139 #endif
1140
1141 #define UNIX_ACCESS_NONE (WRITE_OWNER_ACCESS)
1142
1143 /* Flags field. */
1144 #define REQUEST_OPLOCK 2
1145 #define REQUEST_BATCH_OPLOCK 4
1146 #define OPEN_DIRECTORY 8
1147 #define EXTENDED_RESPONSE_REQUIRED 0x10
1148
1149 /* ShareAccess field. */
1150 #define FILE_SHARE_NONE 0 /* Cannot be used in bitmask. */
1151 #define FILE_SHARE_READ 1
1152 #define FILE_SHARE_WRITE 2
1153 #define FILE_SHARE_DELETE 4
1154
1155 /* FileAttributesField */
1156 #define FILE_ATTRIBUTE_READONLY         0x001L
1157 #define FILE_ATTRIBUTE_HIDDEN           0x002L
1158 #define FILE_ATTRIBUTE_SYSTEM           0x004L
1159 #define FILE_ATTRIBUTE_DIRECTORY        0x010L
1160 #define FILE_ATTRIBUTE_ARCHIVE          0x020L
1161 #define FILE_ATTRIBUTE_NORMAL           0x080L
1162 #define FILE_ATTRIBUTE_TEMPORARY        0x100L
1163 #define FILE_ATTRIBUTE_SPARSE           0x200L
1164 #define FILE_ATTRIBUTE_REPARSE_POINT    0x400L
1165 #define FILE_ATTRIBUTE_COMPRESSED       0x800L
1166 #define FILE_ATTRIBUTE_OFFLINE          0x1000L
1167 #define FILE_ATTRIBUTE_NONINDEXED       0x2000L
1168 #define FILE_ATTRIBUTE_ENCRYPTED        0x4000L
1169 #define SAMBA_ATTRIBUTES_MASK           (FILE_ATTRIBUTE_READONLY|\
1170                                         FILE_ATTRIBUTE_HIDDEN|\
1171                                         FILE_ATTRIBUTE_SYSTEM|\
1172                                         FILE_ATTRIBUTE_DIRECTORY|\
1173                                         FILE_ATTRIBUTE_ARCHIVE)
1174
1175 /* Flags - combined with attributes. */
1176 #define FILE_FLAG_WRITE_THROUGH    0x80000000L
1177 #define FILE_FLAG_NO_BUFFERING     0x20000000L
1178 #define FILE_FLAG_RANDOM_ACCESS    0x10000000L
1179 #define FILE_FLAG_SEQUENTIAL_SCAN  0x08000000L
1180 #define FILE_FLAG_DELETE_ON_CLOSE  0x04000000L
1181 #define FILE_FLAG_BACKUP_SEMANTICS 0x02000000L
1182 #define FILE_FLAG_POSIX_SEMANTICS  0x01000000L
1183
1184 /* CreateDisposition field. */
1185 #define FILE_SUPERSEDE 0                /* File exists overwrite/supersede. File not exist create. */
1186 #define FILE_OPEN 1                     /* File exists open. File not exist fail. */
1187 #define FILE_CREATE 2                   /* File exists fail. File not exist create. */
1188 #define FILE_OPEN_IF 3                  /* File exists open. File not exist create. */
1189 #define FILE_OVERWRITE 4                /* File exists overwrite. File not exist fail. */
1190 #define FILE_OVERWRITE_IF 5             /* File exists overwrite. File not exist create. */
1191
1192 /* CreateOptions field. */
1193 #define FILE_DIRECTORY_FILE       0x0001
1194 #define FILE_WRITE_THROUGH        0x0002
1195 #define FILE_SEQUENTIAL_ONLY      0x0004
1196 #define FILE_NO_INTERMEDIATE_BUFFERING 0x0008
1197 #define FILE_SYNCHRONOUS_IO_ALERT      0x0010   /* may be ignored */
1198 #define FILE_SYNCHRONOUS_IO_NONALERT   0x0020   /* may be ignored */
1199 #define FILE_NON_DIRECTORY_FILE   0x0040
1200 #define FILE_CREATE_TREE_CONNECTION    0x0080   /* ignore, should be zero */
1201 #define FILE_COMPLETE_IF_OPLOCKED      0x0100   /* ignore, should be zero */
1202 #define FILE_NO_EA_KNOWLEDGE      0x0200
1203 #define FILE_EIGHT_DOT_THREE_ONLY 0x0400 /* aka OPEN_FOR_RECOVERY: ignore, should be zero */
1204 #define FILE_RANDOM_ACCESS        0x0800
1205 #define FILE_DELETE_ON_CLOSE      0x1000
1206 #define FILE_OPEN_BY_FILE_ID      0x2000
1207 #define FILE_OPEN_FOR_BACKUP_INTENT    0x4000
1208 #define FILE_NO_COMPRESSION       0x8000
1209 #define FILE_RESERVER_OPFILTER    0x00100000    /* ignore, should be zero */
1210 #define FILE_OPEN_REPARSE_POINT   0x00200000
1211 #define FILE_OPEN_NO_RECALL       0x00400000
1212 #define FILE_OPEN_FOR_FREE_SPACE_QUERY 0x00800000 /* ignore should be zero */
1213
1214 #define NTCREATEX_OPTIONS_MUST_IGNORE_MASK      (0x008F0480)
1215
1216 #define NTCREATEX_OPTIONS_INVALID_PARAM_MASK    (0xFF100030)
1217
1218 /*
1219  * Private create options used by the ntcreatex processing code. From Samba4.
1220  * We reuse some ignored flags for private use. Passed in the private_flags
1221  * argument.
1222  */
1223 #define NTCREATEX_OPTIONS_PRIVATE_DENY_DOS     0x0001
1224 #define NTCREATEX_OPTIONS_PRIVATE_DENY_FCB     0x0002
1225
1226 /* Private options for streams support */
1227 #define NTCREATEX_OPTIONS_PRIVATE_STREAM_DELETE 0x0004
1228
1229 /* Private options for printer support */
1230 #define NTCREATEX_OPTIONS_PRIVATE_DELETE_ON_CLOSE 0x0008
1231
1232 /* Responses when opening a file. */
1233 #define FILE_WAS_SUPERSEDED 0
1234 #define FILE_WAS_OPENED 1
1235 #define FILE_WAS_CREATED 2
1236 #define FILE_WAS_OVERWRITTEN 3
1237
1238 /* File type flags */
1239 #define FILE_TYPE_DISK  0
1240 #define FILE_TYPE_BYTE_MODE_PIPE 1
1241 #define FILE_TYPE_MESSAGE_MODE_PIPE 2
1242 #define FILE_TYPE_PRINTER 3
1243 #define FILE_TYPE_COMM_DEVICE 4
1244 #define FILE_TYPE_UNKNOWN 0xFFFF
1245
1246 /* Flag for NT transact rename call. */
1247 #define RENAME_REPLACE_IF_EXISTS 1
1248
1249 /* flags for SMBntrename call (from Samba4) */
1250 #define RENAME_FLAG_MOVE_CLUSTER_INFORMATION 0x102 /* ???? */
1251 #define RENAME_FLAG_HARD_LINK                0x103
1252 #define RENAME_FLAG_RENAME                   0x104
1253 #define RENAME_FLAG_COPY                     0x105
1254
1255 /* Filesystem Attributes. */
1256 #define FILE_CASE_SENSITIVE_SEARCH      0x00000001
1257 #define FILE_CASE_PRESERVED_NAMES       0x00000002
1258 #define FILE_UNICODE_ON_DISK            0x00000004
1259 /* According to cifs9f, this is 4, not 8 */
1260 /* Acconding to testing, this actually sets the security attribute! */
1261 #define FILE_PERSISTENT_ACLS            0x00000008
1262 #define FILE_FILE_COMPRESSION           0x00000010
1263 #define FILE_VOLUME_QUOTAS              0x00000020
1264 #define FILE_SUPPORTS_SPARSE_FILES      0x00000040
1265 #define FILE_SUPPORTS_REPARSE_POINTS    0x00000080
1266 #define FILE_SUPPORTS_REMOTE_STORAGE    0x00000100
1267 #define FS_LFN_APIS                     0x00004000
1268 #define FILE_VOLUME_IS_COMPRESSED       0x00008000
1269 #define FILE_SUPPORTS_OBJECT_IDS        0x00010000
1270 #define FILE_SUPPORTS_ENCRYPTION        0x00020000
1271 #define FILE_NAMED_STREAMS              0x00040000
1272 #define FILE_READ_ONLY_VOLUME           0x00080000
1273
1274 /* ChangeNotify flags. */
1275 #define FILE_NOTIFY_CHANGE_FILE_NAME   0x001
1276 #define FILE_NOTIFY_CHANGE_DIR_NAME    0x002
1277 #define FILE_NOTIFY_CHANGE_ATTRIBUTES  0x004
1278 #define FILE_NOTIFY_CHANGE_SIZE        0x008
1279 #define FILE_NOTIFY_CHANGE_LAST_WRITE  0x010
1280 #define FILE_NOTIFY_CHANGE_LAST_ACCESS 0x020
1281 #define FILE_NOTIFY_CHANGE_CREATION    0x040
1282 #define FILE_NOTIFY_CHANGE_EA          0x080
1283 #define FILE_NOTIFY_CHANGE_SECURITY    0x100
1284 #define FILE_NOTIFY_CHANGE_STREAM_NAME  0x00000200
1285 #define FILE_NOTIFY_CHANGE_STREAM_SIZE  0x00000400
1286 #define FILE_NOTIFY_CHANGE_STREAM_WRITE 0x00000800
1287
1288 #define FILE_NOTIFY_CHANGE_NAME \
1289         (FILE_NOTIFY_CHANGE_FILE_NAME|FILE_NOTIFY_CHANGE_DIR_NAME)
1290
1291 /* change notify action results */
1292 #define NOTIFY_ACTION_ADDED 1
1293 #define NOTIFY_ACTION_REMOVED 2
1294 #define NOTIFY_ACTION_MODIFIED 3
1295 #define NOTIFY_ACTION_OLD_NAME 4
1296 #define NOTIFY_ACTION_NEW_NAME 5
1297 #define NOTIFY_ACTION_ADDED_STREAM 6
1298 #define NOTIFY_ACTION_REMOVED_STREAM 7
1299 #define NOTIFY_ACTION_MODIFIED_STREAM 8
1300
1301
1302 /* where to find the base of the SMB packet proper */
1303 #define smb_base(buf) (((char *)(buf))+4)
1304
1305 /* we don't allow server strings to be longer than 48 characters as
1306    otherwise NT will not honour the announce packets */
1307 #define MAX_SERVER_STRING_LENGTH 48
1308
1309
1310 #define SMB_SUCCESS 0  /* The request was successful. */
1311
1312 #ifdef WITH_DFS
1313 void dfs_unlogin(void);
1314 extern int dcelogin_atmost_once;
1315 #endif
1316
1317 #ifdef NOSTRDUP
1318 char *strdup(char *s);
1319 #endif
1320
1321 #ifndef SELECT_CAST
1322 #define SELECT_CAST
1323 #endif
1324
1325 /* This was set by JHT in liaison with Jeremy Allison early 1997
1326  * History:
1327  * Version 4.0 - never made public
1328  * Version 4.10 - New to 1.9.16p2, lost in space 1.9.16p3 to 1.9.16p9
1329  *              - Reappeared in 1.9.16p11 with fixed smbd services
1330  * Version 4.20 - To indicate that nmbd and browsing now works better
1331  * Version 4.50 - Set at release of samba-2.2.0 by JHT
1332  *
1333  *  Note: In the presence of NT4.X do not set above 4.9
1334  *        Setting this above 4.9 can have undesired side-effects.
1335  *        This may change again in Samba-3.0 after further testing. JHT
1336  */
1337
1338 #define DEFAULT_MAJOR_VERSION 0x04
1339 #define DEFAULT_MINOR_VERSION 0x09
1340
1341 /* Browser Election Values */
1342 #define BROWSER_ELECTION_VERSION        0x010f
1343 #define BROWSER_CONSTANT        0xaa55
1344
1345 /* Sercurity mode bits. */
1346 #define NEGOTIATE_SECURITY_USER_LEVEL           0x01
1347 #define NEGOTIATE_SECURITY_CHALLENGE_RESPONSE   0x02
1348 #define NEGOTIATE_SECURITY_SIGNATURES_ENABLED   0x04
1349 #define NEGOTIATE_SECURITY_SIGNATURES_REQUIRED  0x08
1350
1351 /* NT Flags2 bits - cifs6.txt section 3.1.2 */
1352
1353 #define FLAGS2_LONG_PATH_COMPONENTS    0x0001
1354 #define FLAGS2_EXTENDED_ATTRIBUTES     0x0002
1355 #define FLAGS2_SMB_SECURITY_SIGNATURES 0x0004
1356 #define FLAGS2_UNKNOWN_BIT4            0x0010
1357 #define FLAGS2_IS_LONG_NAME            0x0040
1358 #define FLAGS2_EXTENDED_SECURITY       0x0800
1359 #define FLAGS2_DFS_PATHNAMES           0x1000
1360 #define FLAGS2_READ_PERMIT_EXECUTE     0x2000
1361 #define FLAGS2_32_BIT_ERROR_CODES      0x4000
1362 #define FLAGS2_UNICODE_STRINGS         0x8000
1363
1364 #define FLAGS2_WIN2K_SIGNATURE         0xC852 /* Hack alert ! For now... JRA. */
1365
1366 /* TCONX Flag (smb_vwv2). */
1367 #define TCONX_FLAG_EXTENDED_RESPONSE    0x8
1368
1369 /* File Status Flags. See:
1370
1371 http://msdn.microsoft.com/en-us/library/cc246334(PROT.13).aspx
1372 */
1373
1374 #define NO_EAS                  0x1
1375 #define NO_SUBSTREAMS           0x2
1376 #define NO_REPARSETAG           0x4
1377
1378 /* Capabilities.  see ftp.microsoft.com/developr/drg/cifs/cifs/cifs4.txt */
1379
1380 #define CAP_RAW_MODE         0x0001
1381 #define CAP_MPX_MODE         0x0002
1382 #define CAP_UNICODE          0x0004
1383 #define CAP_LARGE_FILES      0x0008
1384 #define CAP_NT_SMBS          0x0010
1385 #define CAP_RPC_REMOTE_APIS  0x0020
1386 #define CAP_STATUS32         0x0040
1387 #define CAP_LEVEL_II_OPLOCKS 0x0080
1388 #define CAP_LOCK_AND_READ    0x0100
1389 #define CAP_NT_FIND          0x0200
1390 #define CAP_DFS              0x1000
1391 #define CAP_W2K_SMBS         0x2000
1392 #define CAP_LARGE_READX      0x4000
1393 #define CAP_LARGE_WRITEX     0x8000
1394 #define CAP_UNIX             0x800000 /* Capabilities for UNIX extensions. Created by HP. */
1395 #define CAP_EXTENDED_SECURITY 0x80000000
1396
1397 /* protocol types. It assumes that higher protocols include lower protocols
1398    as subsets */
1399 enum protocol_types {
1400         PROTOCOL_NONE,
1401         PROTOCOL_CORE,
1402         PROTOCOL_COREPLUS,
1403         PROTOCOL_LANMAN1,
1404         PROTOCOL_LANMAN2,
1405         PROTOCOL_NT1,
1406         PROTOCOL_SMB2
1407 };
1408
1409 /* security levels */
1410 enum security_types {SEC_SHARE,SEC_USER,SEC_SERVER,SEC_DOMAIN,SEC_ADS};
1411
1412 /* server roles */
1413 enum server_types {
1414         ROLE_STANDALONE,
1415         ROLE_DOMAIN_MEMBER,
1416         ROLE_DOMAIN_BDC,
1417         ROLE_DOMAIN_PDC
1418 };
1419
1420 /* printing types */
1421 enum printing_types {PRINT_BSD,PRINT_SYSV,PRINT_AIX,PRINT_HPUX,
1422                      PRINT_QNX,PRINT_PLP,PRINT_LPRNG,PRINT_SOFTQ,
1423                      PRINT_CUPS,PRINT_LPRNT,PRINT_LPROS2,PRINT_IPRINT
1424 #if defined(DEVELOPER) || defined(ENABLE_BUILD_FARM_HACKS)
1425 ,PRINT_TEST,PRINT_VLP
1426 #endif /* DEVELOPER */
1427 };
1428
1429 /* LDAP schema types */
1430 enum schema_types {SCHEMA_COMPAT, SCHEMA_AD, SCHEMA_SAMBA};
1431
1432 /* LDAP SSL options */
1433 enum ldap_ssl_types {LDAP_SSL_OFF, LDAP_SSL_START_TLS};
1434
1435 /* LDAP PASSWD SYNC methods */
1436 enum ldap_passwd_sync_types {LDAP_PASSWD_SYNC_ON, LDAP_PASSWD_SYNC_OFF, LDAP_PASSWD_SYNC_ONLY};
1437
1438 /*
1439  * This should be under the HAVE_KRB5 flag but since they're used
1440  * in lp_kerberos_method(), they ned to be always available
1441  * If you add any entries to KERBEROS_VERIFY defines, please modify USE.*KEYTAB macros
1442  * so they remain accurate.
1443  */
1444
1445 #define KERBEROS_VERIFY_SECRETS 0
1446 #define KERBEROS_VERIFY_SYSTEM_KEYTAB 1
1447 #define KERBEROS_VERIFY_DEDICATED_KEYTAB 2
1448 #define KERBEROS_VERIFY_SECRETS_AND_KEYTAB 3
1449
1450 /* Remote architectures we know about. */
1451 enum remote_arch_types {RA_UNKNOWN, RA_WFWG, RA_OS2, RA_WIN95, RA_WINNT,
1452                         RA_WIN2K, RA_WINXP, RA_WIN2K3, RA_VISTA,
1453                         RA_SAMBA, RA_CIFSFS, RA_WINXP64, RA_OSX};
1454
1455 /* case handling */
1456 enum case_handling {CASE_LOWER,CASE_UPPER};
1457
1458 /* ACL compatibility */
1459 enum acl_compatibility {ACL_COMPAT_AUTO, ACL_COMPAT_WINNT, ACL_COMPAT_WIN2K};
1460 /*
1461  * Global value meaing that the smb_uid field should be
1462  * ingored (in share level security and protocol level == CORE)
1463  */
1464
1465 #define UID_FIELD_INVALID 0
1466 #define VUID_OFFSET 100 /* Amount to bias returned vuid numbers */
1467
1468 /*
1469  * Size of buffer to use when moving files across filesystems.
1470  */
1471 #define COPYBUF_SIZE (8*1024)
1472
1473 /*
1474  * Map the Core and Extended Oplock requesst bits down
1475  * to common bits (EXCLUSIVE_OPLOCK & BATCH_OPLOCK).
1476  */
1477
1478 /*
1479  * Core protocol.
1480  */
1481 #define CORE_OPLOCK_REQUEST(inbuf) \
1482     ((CVAL(inbuf,smb_flg)&(FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK))>>5)
1483
1484 /*
1485  * Extended protocol.
1486  */
1487 #define EXTENDED_OPLOCK_REQUEST(inbuf) ((SVAL(inbuf,smb_vwv2)&((1<<1)|(1<<2)))>>1)
1488
1489 /* Lock types. */
1490 #define LOCKING_ANDX_SHARED_LOCK 0x1
1491 #define LOCKING_ANDX_OPLOCK_RELEASE 0x2
1492 #define LOCKING_ANDX_CHANGE_LOCKTYPE 0x4
1493 #define LOCKING_ANDX_CANCEL_LOCK 0x8
1494 #define LOCKING_ANDX_LARGE_FILES 0x10
1495
1496 /*
1497  * Bits we test with.
1498  * Note these must fit into 16-bits.
1499  */
1500
1501 #define NO_OPLOCK                       0x0
1502 #define EXCLUSIVE_OPLOCK                0x1
1503 #define BATCH_OPLOCK                    0x2
1504 #define LEVEL_II_OPLOCK                 0x4
1505
1506 /* The following are Samba-private. */
1507 #define INTERNAL_OPEN_ONLY              0x8
1508 #define FAKE_LEVEL_II_OPLOCK            0x10    /* Client requested no_oplock, but we have to
1509                                  * inform potential level2 holders on
1510                                  * write. */
1511 #define DEFERRED_OPEN_ENTRY             0x20
1512 #define UNUSED_SHARE_MODE_ENTRY         0x40
1513 #define FORCE_OPLOCK_BREAK_TO_NONE      0x80
1514
1515 /* None of the following should ever appear in fsp->oplock_request. */
1516 #define SAMBA_PRIVATE_OPLOCK_MASK (INTERNAL_OPEN_ONLY|DEFERRED_OPEN_ENTRY|UNUSED_SHARE_MODE_ENTRY|FORCE_OPLOCK_BREAK_TO_NONE)
1517
1518 #define EXCLUSIVE_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)EXCLUSIVE_OPLOCK|(unsigned int)BATCH_OPLOCK))
1519 #define BATCH_OPLOCK_TYPE(lck) ((lck) & (unsigned int)BATCH_OPLOCK)
1520 #define LEVEL_II_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)LEVEL_II_OPLOCK|(unsigned int)FAKE_LEVEL_II_OPLOCK))
1521
1522 /* kernel_oplock_message definition.
1523
1524 struct kernel_oplock_message {
1525         uint64_t dev;
1526         uint64_t inode;
1527         unit64_t extid;
1528         unsigned long file_id;
1529 };
1530
1531 Offset  Data                  length.
1532 0     uint64_t dev            8 bytes
1533 8     uint64_t inode          8 bytes
1534 16    uint64_t extid          8 bytes
1535 24    unsigned long file_id   4 bytes
1536 28
1537
1538 */
1539 #define MSG_SMB_KERNEL_BREAK_SIZE 28
1540
1541 /* file_renamed_message definition.
1542
1543 struct file_renamed_message {
1544         uint64_t dev;
1545         uint64_t inode;
1546         char names[1]; A variable area containing sharepath and filename.
1547 };
1548
1549 Offset  Data                    length.
1550 0       uint64_t dev            8 bytes
1551 8       uint64_t inode          8 bytes
1552 16      unit64_t extid          8 bytes
1553 24      char [] name            zero terminated namelen bytes
1554 minimum length == 24.
1555
1556 */
1557
1558 #define MSG_FILE_RENAMED_MIN_SIZE 24
1559
1560 /*
1561  * On the wire return values for oplock types.
1562  */
1563
1564 #define CORE_OPLOCK_GRANTED (1<<5)
1565 #define EXTENDED_OPLOCK_GRANTED (1<<15)
1566
1567 #define NO_OPLOCK_RETURN 0
1568 #define EXCLUSIVE_OPLOCK_RETURN 1
1569 #define BATCH_OPLOCK_RETURN 2
1570 #define LEVEL_II_OPLOCK_RETURN 3
1571
1572 /* Oplock levels */
1573 #define OPLOCKLEVEL_NONE 0
1574 #define OPLOCKLEVEL_II 1
1575
1576 /*
1577  * Capabilities abstracted for different systems.
1578  */
1579
1580 enum smbd_capability {
1581     KERNEL_OPLOCK_CAPABILITY,
1582     DMAPI_ACCESS_CAPABILITY,
1583     LEASE_CAPABILITY
1584 };
1585
1586 /*
1587  * Kernel oplocks capability flags.
1588  */
1589
1590 /* Level 2 oplocks are supported natively by kernel oplocks. */
1591 #define KOPLOCKS_LEVEL2_SUPPORTED               0x1
1592
1593 /* The kernel notifies deferred openers when they can retry the open. */
1594 #define KOPLOCKS_DEFERRED_OPEN_NOTIFICATION     0x2
1595
1596 /* The kernel notifies smbds when an oplock break times out. */
1597 #define KOPLOCKS_TIMEOUT_NOTIFICATION           0x4
1598
1599 /* The kernel notifies smbds when an oplock is broken. */
1600 #define KOPLOCKS_OPLOCK_BROKEN_NOTIFICATION     0x8
1601
1602 struct kernel_oplocks_ops;
1603 struct kernel_oplocks {
1604         const struct kernel_oplocks_ops *ops;
1605         uint32_t flags;
1606         void *private_data;
1607 };
1608
1609 enum level2_contention_type {
1610         LEVEL2_CONTEND_ALLOC_SHRINK,
1611         LEVEL2_CONTEND_ALLOC_GROW,
1612         LEVEL2_CONTEND_SET_FILE_LEN,
1613         LEVEL2_CONTEND_FILL_SPARSE,
1614         LEVEL2_CONTEND_WRITE,
1615         LEVEL2_CONTEND_WINDOWS_BRL,
1616         LEVEL2_CONTEND_POSIX_BRL
1617 };
1618
1619 /* if a kernel does support oplocks then a structure of the following
1620    typee is used to describe how to interact with the kernel */
1621 struct kernel_oplocks_ops {
1622         bool (*set_oplock)(struct kernel_oplocks *ctx,
1623                            files_struct *fsp, int oplock_type);
1624         void (*release_oplock)(struct kernel_oplocks *ctx,
1625                                files_struct *fsp, int oplock_type);
1626         void (*contend_level2_oplocks_begin)(files_struct *fsp,
1627                                              enum level2_contention_type type);
1628         void (*contend_level2_oplocks_end)(files_struct *fsp,
1629                                            enum level2_contention_type type);
1630 };
1631
1632 #include "smb_macros.h"
1633
1634 #define MAX_NETBIOSNAME_LEN 16
1635 /* DOS character, NetBIOS namestring. Type used on the wire. */
1636 typedef char nstring[MAX_NETBIOSNAME_LEN];
1637 /* Unix character, NetBIOS namestring. Type used to manipulate name in nmbd. */
1638 typedef char unstring[MAX_NETBIOSNAME_LEN*4];
1639
1640 /* A netbios name structure. */
1641 struct nmb_name {
1642         nstring      name;
1643         char         scope[64];
1644         unsigned int name_type;
1645 };
1646
1647 /* A netbios node status array element. */
1648 struct node_status {
1649         nstring name;
1650         unsigned char type;
1651         unsigned char flags;
1652 };
1653
1654 /* The extra info from a NetBIOS node status query */
1655 struct node_status_extra {
1656         unsigned char mac_addr[6];
1657         /* There really is more here ... */
1658 };
1659
1660 typedef struct user_struct {
1661         struct user_struct *next, *prev;
1662         uint16 vuid; /* Tag for this entry. */
1663
1664         char *session_keystr; /* used by utmp and pam session code.
1665                                  TDB key string */
1666         int homes_snum;
1667
1668         struct auth_serversupplied_info *session_info;
1669
1670         struct auth_ntlmssp_state *auth_ntlmssp_state;
1671 } user_struct;
1672
1673 struct unix_error_map {
1674         int unix_error;
1675         int dos_class;
1676         int dos_code;
1677         NTSTATUS nt_error;
1678 };
1679
1680 /*
1681  * Size of new password account encoding string.  This is enough space to
1682  * hold 11 ACB characters, plus the surrounding [] and a terminating null.
1683  * Do not change unless you are adding new ACB bits!
1684  */
1685
1686 #define NEW_PW_FORMAT_SPACE_PADDED_LEN 14
1687
1688 /*
1689    Do you want session setups at user level security with a invalid
1690    password to be rejected or allowed in as guest? WinNT rejects them
1691    but it can be a pain as it means "net view" needs to use a password
1692
1693    You have 3 choices in the setting of map_to_guest:
1694
1695    "NEVER_MAP_TO_GUEST" means session setups with an invalid password
1696    are rejected. This is the default.
1697
1698    "MAP_TO_GUEST_ON_BAD_USER" means session setups with an invalid password
1699    are rejected, unless the username does not exist, in which case it
1700    is treated as a guest login
1701
1702    "MAP_TO_GUEST_ON_BAD_PASSWORD" means session setups with an invalid password
1703    are treated as a guest login
1704
1705    Note that map_to_guest only has an effect in user or server
1706    level security.
1707 */
1708
1709 #define NEVER_MAP_TO_GUEST              0
1710 #define MAP_TO_GUEST_ON_BAD_USER        1
1711 #define MAP_TO_GUEST_ON_BAD_PASSWORD    2
1712 #define MAP_TO_GUEST_ON_BAD_UID         3
1713
1714 #define SAFE_NETBIOS_CHARS ". -_"
1715
1716 /* The maximum length of a trust account password.
1717    Used when we randomly create it, 15 char passwords
1718    exceed NT4's max password length */
1719
1720 #define DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH 14
1721
1722 #define PORT_NONE       0
1723 #ifndef LDAP_PORT
1724 #define LDAP_PORT       389
1725 #endif
1726 #define LDAP_GC_PORT    3268
1727
1728 /* used by the IP comparison function */
1729 struct ip_service {
1730         struct sockaddr_storage ss;
1731         unsigned port;
1732 };
1733
1734 struct ea_struct {
1735         uint8 flags;
1736         char *name;
1737         DATA_BLOB value;
1738 };
1739
1740 struct ea_list {
1741         struct ea_list *next, *prev;
1742         struct ea_struct ea;
1743 };
1744
1745 /* EA names used internally in Samba. KEEP UP TO DATE with prohibited_ea_names in trans2.c !. */
1746 #define SAMBA_POSIX_INHERITANCE_EA_NAME "user.SAMBA_PAI"
1747 /* EA to use for DOS attributes */
1748 #define SAMBA_XATTR_DOS_ATTRIB "user.DOSATTRIB"
1749 /* Prefix for DosStreams in the vfs_streams_xattr module */
1750 #define SAMBA_XATTR_DOSSTREAM_PREFIX "user.DosStream."
1751 /* Prefix for xattrs storing streams. */
1752 #define SAMBA_XATTR_MARKER "user.SAMBA_STREAMS"
1753
1754 /* map readonly options */
1755 enum mapreadonly_options {MAP_READONLY_NO, MAP_READONLY_YES, MAP_READONLY_PERMISSIONS};
1756
1757 /* usershare error codes. */
1758 enum usershare_err {
1759                 USERSHARE_OK=0,
1760                 USERSHARE_MALFORMED_FILE,
1761                 USERSHARE_BAD_VERSION,
1762                 USERSHARE_MALFORMED_PATH,
1763                 USERSHARE_MALFORMED_COMMENT_DEF,
1764                 USERSHARE_MALFORMED_ACL_DEF,
1765                 USERSHARE_ACL_ERR,
1766                 USERSHARE_PATH_NOT_ABSOLUTE,
1767                 USERSHARE_PATH_IS_DENIED,
1768                 USERSHARE_PATH_NOT_ALLOWED,
1769                 USERSHARE_PATH_NOT_DIRECTORY,
1770                 USERSHARE_POSIX_ERR,
1771                 USERSHARE_MALFORMED_SHARENAME_DEF,
1772                 USERSHARE_BAD_SHARENAME
1773 };
1774
1775 /* Different reasons for closing a file. */
1776 enum file_close_type {NORMAL_CLOSE=0,SHUTDOWN_CLOSE,ERROR_CLOSE};
1777
1778 /* Used in SMB_FS_OBJECTID_INFORMATION requests.  Must be exactly 48 bytes. */
1779 #define SAMBA_EXTENDED_INFO_MAGIC 0x536d4261 /* "SmBa" */
1780 #define SAMBA_EXTENDED_INFO_VERSION_STRING_LENGTH 28
1781 struct smb_extended_info {
1782         uint32 samba_magic;             /* Always SAMBA_EXTRA_INFO_MAGIC */
1783         uint32 samba_version;           /* Major/Minor/Release/Revision */
1784         uint32 samba_subversion;        /* Prerelease/RC/Vendor patch */
1785         NTTIME samba_gitcommitdate;
1786         char   samba_version_string[SAMBA_EXTENDED_INFO_VERSION_STRING_LENGTH];
1787 };
1788
1789 /* time info */
1790 struct smb_file_time {
1791         struct timespec mtime;
1792         struct timespec atime;
1793         struct timespec ctime;
1794         struct timespec create_time;
1795 };
1796
1797 /*
1798  * unix_convert_flags
1799  */
1800 #define UCF_SAVE_LCOMP                  0x00000001
1801 #define UCF_ALWAYS_ALLOW_WCARD_LCOMP    0x00000002
1802 #define UCF_COND_ALLOW_WCARD_LCOMP      0x00000004
1803 #define UCF_POSIX_PATHNAMES             0x00000008
1804
1805 /*
1806  * smb_filename
1807  */
1808 struct smb_filename {
1809         char *base_name;
1810         char *stream_name;
1811         char *original_lcomp;
1812         SMB_STRUCT_STAT st;
1813 };
1814
1815 /* struct for maintaining the child processes that get spawned from smbd */
1816 struct child_pid {
1817         struct child_pid *prev, *next;
1818         pid_t pid;
1819 };
1820
1821 /* Used to keep track of deferred opens. */
1822 struct deferred_open_record;
1823
1824 /* Client-side offline caching policy types */
1825 #define CSC_POLICY_MANUAL 0
1826 #define CSC_POLICY_DOCUMENTS 1
1827 #define CSC_POLICY_PROGRAMS 2
1828 #define CSC_POLICY_DISABLE 3
1829
1830 /* Used inside aio code. */
1831 struct aio_extra;
1832
1833 #endif /* _SMB_H */