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 unix_user_token {
 207         uid_t uid;
 208         gid_t gid;
 209         uint32_t ngroups;
 210         gid_t *groups;
 211 } UNIX_USER_TOKEN;
 212
 213 typedef struct write_cache {
 214         SMB_OFF_T file_size;
 215         SMB_OFF_T offset;
 216         size_t alloc_size;
 217         size_t data_size;
 218         char *data;
 219 } write_cache;
 220
 221 struct fd_handle {
 222         size_t ref_count;
 223         int fd;
 224         uint64_t position_information;
 225         SMB_OFF_T pos;
 226         uint32 private_options; /* NT Create options, but we only look at
 227                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
 228                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB and
 229                                  * NTCREATEX_OPTIONS_PRIVATE_DELETE_ON_CLOSE
 230                                  * for print files *only*, where
 231                                  * DELETE_ON_CLOSE is not stored in the share
 232                                  * mode database.
 233                                  */
 234         unsigned long gen_id;
 235 };
 236
 237 struct idle_event;
 238 struct share_mode_entry;
 239 struct uuid;
 240 struct named_mutex;
 241 struct wb_context;
 242 struct rpc_cli_smbd_conn;
 243 struct fncall_context;
 244
 245 struct vfs_fsp_data {
 246     struct vfs_fsp_data *next;
 247     struct vfs_handle_struct *owner;
 248     void (*destroy)(void *p_data);
 249     void *_dummy_;
 250     /* NOTE: This structure contains four pointers so that we can guarantee
 251      * that the end of the structure is always both 4-byte and 8-byte aligned.
 252      */
 253 };
 254
 255 /* the basic packet size, assuming no words or bytes */
 256 #define smb_size 39
 257
 258 struct notify_change {
 259         uint32_t action;
 260         const char *name;
 261 };
 262
 263 struct notify_mid_map;
 264 struct notify_entry;
 265 struct notify_event;
 266 struct notify_change_request;
 267 struct sys_notify_backend;
 268 struct sys_notify_context {
 269         struct event_context *ev;
 270         struct connection_struct *conn;
 271         void *private_data;     /* For use by the system backend */
 272 };
 273
 274 struct notify_change_buf {
 275         /*
 276          * If no requests are pending, changes are queued here. Simple array,
 277          * we only append.
 278          */
 279
 280         /*
 281          * num_changes == -1 means that we have got a catch-all change, when
 282          * asked we just return NT_STATUS_OK without specific changes.
 283          */
 284         int num_changes;
 285         struct notify_change *changes;
 286
 287         /*
 288          * If no changes are around requests are queued here. Using a linked
 289          * list, because we have to append at the end and delete from the top.
 290          */
 291         struct notify_change_request *requests;
 292 };
 293
 294 struct print_file_data {
 295         char *svcname;
 296         char *docname;
 297         char *filename;
 298         struct policy_handle handle;
 299         uint32_t jobid;
 300         uint16 rap_jobid;
 301 };
 302
 303 typedef struct files_struct {
 304         struct files_struct *next, *prev;
 305         int fnum;
 306         struct connection_struct *conn;
 307         struct fd_handle *fh;
 308         unsigned int num_smb_operations;
 309         struct file_id file_id;
 310         uint64_t initial_allocation_size; /* Faked up initial allocation on disk. */
 311         mode_t mode;
 312         uint16 file_pid;
 313         uint16 vuid;
 314         write_cache *wcp;
 315         struct timeval open_time;
 316         uint32 access_mask;             /* NTCreateX access bits (FILE_READ_DATA etc.) */
 317         uint32 share_access;            /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
 318
 319         bool update_write_time_triggered;
 320         struct timed_event *update_write_time_event;
 321         bool update_write_time_on_close;
 322         struct timespec close_write_time;
 323         bool write_time_forced;
 324
 325         int oplock_type;
 326         int sent_oplock_break;
 327         struct timed_event *oplock_timeout;
 328         struct lock_struct last_lock_failure;
 329         int current_lock_count; /* Count the number of outstanding locks and pending locks. */
 330
 331         struct share_mode_entry *pending_break_messages;
 332         int num_pending_break_messages;
 333
 334         bool can_lock;
 335         bool can_read;
 336         bool can_write;
 337         bool modified;
 338         bool is_directory;
 339         bool aio_write_behind;
 340         bool lockdb_clean;
 341         bool initial_delete_on_close; /* Only set at NTCreateX if file was created. */
 342         bool delete_on_close;
 343         bool posix_open;
 344         bool is_sparse;
 345         struct smb_filename *fsp_name;
 346         uint32_t name_hash;             /* Jenkins hash of full pathname. */
 347
 348         struct vfs_fsp_data *vfs_extension;
 349         struct fake_file_handle *fake_file_handle;
 350
 351         struct notify_change_buf *notify;
 352
 353         struct files_struct *base_fsp; /* placeholder for delete on close */
 354
 355         /*
 356          * Read-only cached brlock record, thrown away when the
 357          * brlock.tdb seqnum changes. This avoids fetching data from
 358          * the brlock.tdb on every read/write call.
 359          */
 360         int brlock_seqnum;
 361         struct byte_range_lock *brlock_rec;
 362
 363         struct dptr_struct *dptr;
 364
 365         /* if not NULL, means this is a print file */
 366         struct print_file_data *print_file;
 367
 368 } files_struct;
 369
 370 #include "ntquotas.h"
 371 #include "sysquotas.h"
 372
 373 struct client_address {
 374         char addr[INET6_ADDRSTRLEN];
 375         const char *name;
 376 };
 377
 378 struct vuid_cache_entry {
 379         struct auth_serversupplied_info *session_info;
 380         uint16_t vuid;
 381         bool read_only;
 382 };
 383
 384 struct vuid_cache {
 385         unsigned int next_entry;
 386         struct vuid_cache_entry array[VUID_CACHE_SIZE];
 387 };
 388
 389 typedef struct {
 390         char *name;
 391         bool is_wild;
 392 } name_compare_entry;
 393
 394 struct trans_state {
 395         struct trans_state *next, *prev;
 396         uint16 vuid;
 397         uint64_t mid;
 398
 399         uint32 max_param_return;
 400         uint32 max_data_return;
 401         uint32 max_setup_return;
 402
 403         uint8 cmd;              /* SMBtrans or SMBtrans2 */
 404
 405         char *name;             /* for trans requests */
 406         uint16 call;            /* for trans2 and nttrans requests */
 407
 408         bool close_on_completion;
 409         bool one_way;
 410
 411         unsigned int setup_count;
 412         uint16 *setup;
 413
 414         size_t received_data;
 415         size_t received_param;
 416
 417         size_t total_param;
 418         char *param;
 419
 420         size_t total_data;
 421         char *data;
 422 };
 423
 424 /*
 425  * Info about an alternate data stream
 426  */
 427
 428 struct stream_struct {
 429         SMB_OFF_T size;
 430         SMB_OFF_T alloc_size;
 431         char *name;
 432 };
 433
 434 /* Include VFS stuff */
 435
 436 #include "smb_acls.h"
 437 #include "vfs.h"
 438
 439 struct dfree_cached_info {
 440         time_t last_dfree_time;
 441         uint64_t dfree_ret;
 442         uint64_t bsize;
 443         uint64_t dfree;
 444         uint64_t dsize;
 445 };
 446
 447 struct dptr_struct;
 448
 449 struct share_params {
 450         int service;
 451 };
 452
 453 struct share_iterator {
 454         int next_id;
 455 };
 456
 457 typedef struct connection_struct {
 458         struct connection_struct *next, *prev;
 459         struct smbd_server_connection *sconn; /* can be NULL */
 460         unsigned cnum; /* an index passed over the wire */
 461         struct share_params *params;
 462         bool force_user;
 463         struct vuid_cache vuid_cache;
 464         bool printer;
 465         bool ipc;
 466         bool read_only; /* Attributes for the current user of the share. */
 467         /* Does this filesystem honor
 468            sub second timestamps on files
 469            and directories when setting time ? */
 470         enum timestamp_set_resolution ts_res;
 471         char *connectpath;
 472         char *origpath;
 473
 474         struct vfs_handle_struct *vfs_handles;          /* for the new plugins */
 475
 476         /*
 477          * This represents the user information on this connection. Depending
 478          * on the vuid using this tid, this might change per SMB request.
 479          */
 480         struct auth_serversupplied_info *session_info;
 481
 482         /*
 483          * If the "force group" parameter is set, this is the primary gid that
 484          * may be used in the users token, depending on the vuid using this tid.
 485          */
 486         gid_t force_group_gid;
 487
 488         uint16 vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
 489
 490         time_t lastused;
 491         time_t lastused_count;
 492         bool used;
 493         int num_files_open;
 494         unsigned int num_smb_operations; /* Count of smb operations on this tree. */
 495         int encrypt_level;
 496         bool encrypted_tid;
 497
 498         /* Semantics requested by the client or forced by the server config. */
 499         bool case_sensitive;
 500         bool case_preserve;
 501         bool short_case_preserve;
 502
 503         /* Semantics provided by the underlying filesystem. */
 504         int fs_capabilities;
 505         /* Device number of the directory of the share mount.
 506            Used to ensure unique FileIndex returns. */
 507         SMB_DEV_T base_share_dev;
 508
 509         name_compare_entry *hide_list; /* Per-share list of files to return as hidden. */
 510         name_compare_entry *veto_list; /* Per-share list of files to veto (never show). */
 511         name_compare_entry *veto_oplock_list; /* Per-share list of files to refuse oplocks on. */
 512         name_compare_entry *aio_write_behind_list; /* Per-share list of files to use aio write behind on. */
 513         struct dfree_cached_info *dfree_info;
 514         struct trans_state *pending_trans;
 515         struct notify_context *notify_ctx;
 516
 517         struct rpc_pipe_client *spoolss_pipe;
 518
 519 } connection_struct;
 520
 521 struct current_user {
 522         connection_struct *conn;
 523         uint16 vuid;
 524         UNIX_USER_TOKEN ut;
 525         struct security_token *nt_user_token;
 526 };
 527
 528 struct smbd_smb2_request;
 529
 530 struct smb_request {
 531         uint8_t cmd;
 532         uint16 flags2;
 533         uint16 smbpid;
 534         uint64_t mid; /* For compatibility with SMB2. */
 535         uint32_t seqnum;
 536         uint16 vuid;
 537         uint16 tid;
 538         uint8  wct;
 539         uint16_t *vwv;
 540         uint16_t buflen;
 541         const uint8_t *buf;
 542         const uint8 *inbuf;
 543
 544         /*
 545          * Async handling in the main smb processing loop is directed by
 546          * outbuf: reply_xxx routines indicate sync behaviour by putting their
 547          * reply into "outbuf". If they leave it as NULL, they take of it
 548          * themselves, possibly later.
 549          *
 550          * If async handling is wanted, the reply_xxx routine must make sure
 551          * that it talloc_move()s the smb_req somewhere else.
 552          */
 553         uint8 *outbuf;
 554
 555         size_t unread_bytes;
 556         bool encrypted;
 557         connection_struct *conn;
 558         struct smbd_server_connection *sconn;
 559         struct smb_perfcount_data pcd;
 560
 561         /*
 562          * Chained request handling
 563          */
 564         struct files_struct *chain_fsp;
 565
 566         /*
 567          * Here we collect the outbufs from the chain handlers
 568          */
 569         uint8_t *chain_outbuf;
 570
 571         /*
 572          * state information for async smb handling
 573          */
 574         void *async_priv;
 575
 576         bool done;
 577
 578         /*
 579          * Back pointer to smb2 request.
 580          */
 581         struct smbd_smb2_request *smb2req;
 582 };
 583
 584 /* Defines for the sent_oplock_break field above. */
 585 #define NO_BREAK_SENT 0
 586 #define BREAK_TO_NONE_SENT 1
 587 #define LEVEL_II_BREAK_SENT 2
 588
 589 typedef struct {
 590         fstring smb_name; /* user name from the client */
 591         fstring unix_name; /* unix user name of a validated user */
 592         fstring domain; /* domain that the client specified */
 593 } userdom_struct;
 594
 595 /* used for server information: client, nameserv and ipc */
 596 struct server_info_struct {
 597         fstring name;
 598         uint32 type;
 599         fstring comment;
 600         fstring domain; /* used ONLY in ipc.c NOT namework.c */
 601         bool server_added; /* used ONLY in ipc.c NOT namework.c */
 602 };
 603
 604 /* used for network interfaces */
 605 struct interface {
 606         struct interface *next, *prev;
 607         char *name;
 608         int flags;
 609         struct sockaddr_storage ip;
 610         struct sockaddr_storage netmask;
 611         struct sockaddr_storage bcast;
 612 };
 613
 614 /* Internal message queue for deferred opens. */
 615 struct pending_message_list {
 616         struct pending_message_list *next, *prev;
 617         struct timeval request_time; /* When was this first issued? */
 618         struct timed_event *te;
 619         struct smb_perfcount_data pcd;
 620         uint32_t seqnum;
 621         bool encrypted;
 622         bool processed;
 623         DATA_BLOB buf;
 624         DATA_BLOB private_data;
 625 };
 626
 627 #define SHARE_MODE_FLAG_POSIX_OPEN      0x1
 628
 629 /* struct returned by get_share_modes */
 630 struct share_mode_entry {
 631         struct server_id pid;
 632         uint64_t op_mid;        /* For compatibility with SMB2 opens. */
 633         uint16 op_type;
 634         uint32 access_mask;             /* NTCreateX access bits (FILE_READ_DATA etc.) */
 635         uint32 share_access;            /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
 636         uint32 private_options; /* NT Create options, but we only look at
 637                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
 638                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB for
 639                                  * smbstatus and swat */
 640         struct timeval time;
 641         struct file_id id;
 642         unsigned long share_file_id;
 643         uint32 uid;             /* uid of file opener. */
 644         uint16 flags;           /* See SHARE_MODE_XX above. */
 645         uint32_t name_hash;             /* Jenkins hash of full pathname. */
 646 };
 647
 648 /* oplock break message definition - linearization of share_mode_entry.
 649
 650 Offset  Data                    length.
 651 0       struct server_id pid    4
 652 4       uint16 op_mid           8
 653 12      uint16 op_type          2
 654 14      uint32 access_mask      4
 655 18      uint32 share_access     4
 656 22      uint32 private_options  4
 657 26      uint32 time sec         4
 658 30      uint32 time usec        4
 659 34      uint64 dev              8 bytes
 660 42      uint64 inode            8 bytes
 661 50      uint64 extid            8 bytes
 662 58      unsigned long file_id   4 bytes
 663 62      uint32 uid              4 bytes
 664 66      uint16 flags            2 bytes
 665 68      uint32 name_hash        4 bytes
 666 72
 667
 668 */
 669
 670 #define OP_BREAK_MSG_PID_OFFSET 0
 671 #define OP_BREAK_MSG_MID_OFFSET 4
 672 #define OP_BREAK_MSG_OP_TYPE_OFFSET 12
 673 #define OP_BREAK_MSG_ACCESS_MASK_OFFSET 14
 674 #define OP_BREAK_MSG_SHARE_ACCESS_OFFSET 18
 675 #define OP_BREAK_MSG_PRIV_OFFSET 22
 676 #define OP_BREAK_MSG_TIME_SEC_OFFSET 26
 677 #define OP_BREAK_MSG_TIME_USEC_OFFSET 30
 678 #define OP_BREAK_MSG_DEV_OFFSET 34
 679 #define OP_BREAK_MSG_INO_OFFSET 42
 680 #define OP_BREAK_MSG_EXTID_OFFSET 50
 681 #define OP_BREAK_MSG_FILE_ID_OFFSET 58
 682 #define OP_BREAK_MSG_UID_OFFSET 62
 683 #define OP_BREAK_MSG_FLAGS_OFFSET 66
 684 #define OP_BREAK_MSG_NAME_HASH_OFFSET 68
 685
 686 #define OP_BREAK_MSG_VNN_OFFSET 72
 687 #define MSG_SMB_SHARE_MODE_ENTRY_SIZE 76
 688
 689 struct delete_token_list {
 690         struct delete_token_list *next, *prev;
 691         uint32_t name_hash;
 692         UNIX_USER_TOKEN *delete_token;
 693 };
 694
 695 struct share_mode_lock {
 696         const char *servicepath; /* canonicalized. */
 697         const char *base_name;
 698         const char *stream_name;
 699         struct file_id id;
 700         int num_share_modes;
 701         struct share_mode_entry *share_modes;
 702         struct delete_token_list *delete_tokens;
 703         struct timespec old_write_time;
 704         struct timespec changed_write_time;
 705         bool fresh;
 706         bool modified;
 707         struct db_record *record;
 708 };
 709
 710 /*
 711  * Internal structure of locking.tdb share mode db.
 712  * Used by locking.c and libsmbsharemodes.c
 713  */
 714
 715 struct locking_data {
 716         union {
 717                 struct {
 718                         int num_share_mode_entries;
 719                         struct timespec old_write_time;
 720                         struct timespec changed_write_time;
 721                         uint32 num_delete_token_entries;
 722                 } s;
 723                 struct share_mode_entry dummy; /* Needed for alignment. */
 724         } u;
 725         /* The following four entries are implicit
 726
 727            (1) struct share_mode_entry modes[num_share_mode_entries];
 728
 729            (2) A num_delete_token_entries of structs {
 730                 uint32_t len_delete_token;
 731                 char unix_token[len_delete_token] (divisible by 4).
 732            };
 733
 734            (3) char share_name[];
 735            (4) char file_name[];
 736         */
 737 };
 738
 739 /* Used to store pipe open records for NetFileEnum() */
 740
 741 struct pipe_open_rec {
 742         struct server_id pid;
 743         uid_t uid;
 744         int pnum;
 745         fstring name;
 746 };
 747
 748
 749 #define NT_HASH_LEN 16
 750 #define LM_HASH_LEN 16
 751
 752 /* Password history contants. */
 753 #define PW_HISTORY_SALT_LEN 16
 754 #define SALTED_MD5_HASH_LEN 16
 755 #define PW_HISTORY_ENTRY_LEN (PW_HISTORY_SALT_LEN+SALTED_MD5_HASH_LEN)
 756 #define MAX_PW_HISTORY_LEN 24
 757
 758 /*
 759  * Flags for local user manipulation.
 760  */
 761
 762 #define LOCAL_ADD_USER 0x1
 763 #define LOCAL_DELETE_USER 0x2
 764 #define LOCAL_DISABLE_USER 0x4
 765 #define LOCAL_ENABLE_USER 0x8
 766 #define LOCAL_TRUST_ACCOUNT 0x10
 767 #define LOCAL_SET_NO_PASSWORD 0x20
 768 #define LOCAL_SET_PASSWORD 0x40
 769 #define LOCAL_SET_LDAP_ADMIN_PW 0x80
 770 #define LOCAL_INTERDOM_ACCOUNT 0x100
 771 #define LOCAL_AM_ROOT 0x200  /* Act as root */
 772
 773 /* key and data in the connections database - used in smbstatus and smbd */
 774 struct connections_key {
 775         struct server_id pid;
 776         int cnum;
 777         fstring name;
 778 };
 779
 780 struct connections_data {
 781         int magic;
 782         struct server_id pid;
 783         int cnum;
 784         uid_t uid;
 785         gid_t gid;
 786         char servicename[FSTRING_LEN];
 787         char addr[24];
 788         char machine[FSTRING_LEN];
 789         time_t start;
 790
 791         /*
 792          * This field used to hold the msg_flags. For compatibility reasons,
 793          * keep the data structure in the tdb file the same.
 794          */
 795         uint32 unused_compatitibility_field;
 796 };
 797
 798
 799 /* the following are used by loadparm for option lists */
 800 typedef enum {
 801         P_BOOL,P_BOOLREV,P_CHAR,P_INTEGER,P_OCTAL,P_LIST,
 802         P_STRING,P_USTRING,P_ENUM,P_SEP
 803 } parm_type;
 804
 805 typedef enum {
 806         P_LOCAL,P_GLOBAL,P_SEPARATOR,P_NONE
 807 } parm_class;
 808
 809 struct enum_list {
 810         int value;
 811         const char *name;
 812 };
 813
 814 struct parm_struct {
 815         const char *label;
 816         parm_type type;
 817         parm_class p_class;
 818         void *ptr;
 819         bool (*special)(int snum, const char *, char **);
 820         const struct enum_list *enum_list;
 821         unsigned flags;
 822         union {
 823                 bool bvalue;
 824                 int ivalue;
 825                 char *svalue;
 826                 char cvalue;
 827                 char **lvalue;
 828         } def;
 829 };
 830
 831 /* The following flags are used in SWAT */
 832 #define FLAG_BASIC      0x0001 /* Display only in BASIC view */
 833 #define FLAG_SHARE      0x0002 /* file sharing options */
 834 #define FLAG_PRINT      0x0004 /* printing options */
 835 #define FLAG_GLOBAL     0x0008 /* local options that should be globally settable in SWAT */
 836 #define FLAG_WIZARD     0x0010 /* Parameters that the wizard will operate on */
 837 #define FLAG_ADVANCED   0x0020 /* Parameters that will be visible in advanced view */
 838 #define FLAG_DEVELOPER  0x0040 /* No longer used */
 839 #define FLAG_DEPRECATED 0x1000 /* options that should no longer be used */
 840 #define FLAG_HIDE       0x2000 /* options that should be hidden in SWAT */
 841 #define FLAG_DOS_STRING 0x4000 /* convert from UNIX to DOS codepage when reading this string. */
 842 #define FLAG_META       0x8000 /* A meta directive - not a real parameter */
 843 #define FLAG_CMDLINE    0x10000 /* option has been overridden */
 844
 845 struct bitmap {
 846         uint32 *b;
 847         unsigned int n;
 848 };
 849
 850 /* offsets into message for common items */
 851 #define smb_com 8
 852 #define smb_rcls 9
 853 #define smb_reh 10
 854 #define smb_err 11
 855 #define smb_flg 13
 856 #define smb_flg2 14
 857 #define smb_pidhigh 16
 858 #define smb_ss_field 18
 859 #define smb_tid 28
 860 #define smb_pid 30
 861 #define smb_uid 32
 862 #define smb_mid 34
 863 #define smb_wct 36
 864 #define smb_vwv 37
 865 #define smb_vwv0 37
 866 #define smb_vwv1 39
 867 #define smb_vwv2 41
 868 #define smb_vwv3 43
 869 #define smb_vwv4 45
 870 #define smb_vwv5 47
 871 #define smb_vwv6 49
 872 #define smb_vwv7 51
 873 #define smb_vwv8 53
 874 #define smb_vwv9 55
 875 #define smb_vwv10 57
 876 #define smb_vwv11 59
 877 #define smb_vwv12 61
 878 #define smb_vwv13 63
 879 #define smb_vwv14 65
 880 #define smb_vwv15 67
 881 #define smb_vwv16 69
 882 #define smb_vwv17 71
 883
 884 /* flag defines. CIFS spec 3.1.1 */
 885 #define FLAG_SUPPORT_LOCKREAD       0x01
 886 #define FLAG_CLIENT_BUF_AVAIL       0x02
 887 #define FLAG_RESERVED               0x04
 888 #define FLAG_CASELESS_PATHNAMES     0x08
 889 #define FLAG_CANONICAL_PATHNAMES    0x10
 890 #define FLAG_REQUEST_OPLOCK         0x20
 891 #define FLAG_REQUEST_BATCH_OPLOCK   0x40
 892 #define FLAG_REPLY                  0x80
 893
 894 /* the complete */
 895 #define SMBmkdir      0x00   /* create directory */
 896 #define SMBrmdir      0x01   /* delete directory */
 897 #define SMBopen       0x02   /* open file */
 898 #define SMBcreate     0x03   /* create file */
 899 #define SMBclose      0x04   /* close file */
 900 #define SMBflush      0x05   /* flush file */
 901 #define SMBunlink     0x06   /* delete file */
 902 #define SMBmv         0x07   /* rename file */
 903 #define SMBgetatr     0x08   /* get file attributes */
 904 #define SMBsetatr     0x09   /* set file attributes */
 905 #define SMBread       0x0A   /* read from file */
 906 #define SMBwrite      0x0B   /* write to file */
 907 #define SMBlock       0x0C   /* lock byte range */
 908 #define SMBunlock     0x0D   /* unlock byte range */
 909 #define SMBctemp      0x0E   /* create temporary file */
 910 #define SMBmknew      0x0F   /* make new file */
 911 #define SMBcheckpath  0x10   /* check directory path */
 912 #define SMBexit       0x11   /* process exit */
 913 #define SMBlseek      0x12   /* seek */
 914 #define SMBtcon       0x70   /* tree connect */
 915 #define SMBtconX      0x75   /* tree connect and X*/
 916 #define SMBtdis       0x71   /* tree disconnect */
 917 #define SMBnegprot    0x72   /* negotiate protocol */
 918 #define SMBdskattr    0x80   /* get disk attributes */
 919 #define SMBsearch     0x81   /* search directory */
 920 #define SMBsplopen    0xC0   /* open print spool file */
 921 #define SMBsplwr      0xC1   /* write to print spool file */
 922 #define SMBsplclose   0xC2   /* close print spool file */
 923 #define SMBsplretq    0xC3   /* return print queue */
 924 #define SMBsends      0xD0   /* send single block message */
 925 #define SMBsendb      0xD1   /* send broadcast message */
 926 #define SMBfwdname    0xD2   /* forward user name */
 927 #define SMBcancelf    0xD3   /* cancel forward */
 928 #define SMBgetmac     0xD4   /* get machine name */
 929 #define SMBsendstrt   0xD5   /* send start of multi-block message */
 930 #define SMBsendend    0xD6   /* send end of multi-block message */
 931 #define SMBsendtxt    0xD7   /* send text of multi-block message */
 932
 933 /* Core+ protocol */
 934 #define SMBlockread       0x13   /* Lock a range and read */
 935 #define SMBwriteunlock 0x14 /* Unlock a range then write */
 936 #define SMBreadbraw   0x1a  /* read a block of data with no smb header */
 937 #define SMBwritebraw  0x1d  /* write a block of data with no smb header */
 938 #define SMBwritec     0x20  /* secondary write request */
 939 #define SMBwriteclose 0x2c  /* write a file then close it */
 940
 941 /* dos extended protocol */
 942 #define SMBreadBraw      0x1A   /* read block raw */
 943 #define SMBreadBmpx      0x1B   /* read block multiplexed */
 944 #define SMBreadBs        0x1C   /* read block (secondary response) */
 945 #define SMBwriteBraw     0x1D   /* write block raw */
 946 #define SMBwriteBmpx     0x1E   /* write block multiplexed */
 947 #define SMBwriteBs       0x1F   /* write block (secondary request) */
 948 #define SMBwriteC        0x20   /* write complete response */
 949 #define SMBsetattrE      0x22   /* set file attributes expanded */
 950 #define SMBgetattrE      0x23   /* get file attributes expanded */
 951 #define SMBlockingX      0x24   /* lock/unlock byte ranges and X */
 952 #define SMBtrans         0x25   /* transaction - name, bytes in/out */
 953 #define SMBtranss        0x26   /* transaction (secondary request/response) */
 954 #define SMBioctl         0x27   /* IOCTL */
 955 #define SMBioctls        0x28   /* IOCTL  (secondary request/response) */
 956 #define SMBcopy          0x29   /* copy */
 957 #define SMBmove          0x2A   /* move */
 958 #define SMBecho          0x2B   /* echo */
 959 #define SMBopenX         0x2D   /* open and X */
 960 #define SMBreadX         0x2E   /* read and X */
 961 #define SMBwriteX        0x2F   /* write and X */
 962 #define SMBsesssetupX    0x73   /* Session Set Up & X (including User Logon) */
 963 #define SMBffirst        0x82   /* find first */
 964 #define SMBfunique       0x83   /* find unique */
 965 #define SMBfclose        0x84   /* find close */
 966 #define SMBkeepalive     0x85   /* keepalive */
 967 #define SMBinvalid       0xFE   /* invalid command */
 968
 969 /* Extended 2.0 protocol */
 970 #define SMBtrans2        0x32   /* TRANS2 protocol set */
 971 #define SMBtranss2       0x33   /* TRANS2 protocol set, secondary command */
 972 #define SMBfindclose     0x34   /* Terminate a TRANSACT2_FINDFIRST */
 973 #define SMBfindnclose    0x35   /* Terminate a TRANSACT2_FINDNOTIFYFIRST */
 974 #define SMBulogoffX      0x74   /* user logoff */
 975
 976 /* NT SMB extensions. */
 977 #define SMBnttrans       0xA0   /* NT transact */
 978 #define SMBnttranss      0xA1   /* NT transact secondary */
 979 #define SMBntcreateX     0xA2   /* NT create and X */
 980 #define SMBntcancel      0xA4   /* NT cancel */
 981 #define SMBntrename      0xA5   /* NT rename */
 982
 983 /* These are the trans subcommands */
 984 #define TRANSACT_SETNAMEDPIPEHANDLESTATE  0x01
 985 #define TRANSACT_DCERPCCMD                0x26
 986 #define TRANSACT_WAITNAMEDPIPEHANDLESTATE 0x53
 987
 988 /* These are the TRANS2 sub commands */
 989 #define TRANSACT2_OPEN                          0x00
 990 #define TRANSACT2_FINDFIRST                     0x01
 991 #define TRANSACT2_FINDNEXT                      0x02
 992 #define TRANSACT2_QFSINFO                       0x03
 993 #define TRANSACT2_SETFSINFO                     0x04
 994 #define TRANSACT2_QPATHINFO                     0x05
 995 #define TRANSACT2_SETPATHINFO                   0x06
 996 #define TRANSACT2_QFILEINFO                     0x07
 997 #define TRANSACT2_SETFILEINFO                   0x08
 998 #define TRANSACT2_FSCTL                         0x09
 999 #define TRANSACT2_IOCTL                         0x0A
1000 #define TRANSACT2_FINDNOTIFYFIRST               0x0B
1001 #define TRANSACT2_FINDNOTIFYNEXT                0x0C
1002 #define TRANSACT2_MKDIR                         0x0D
1003 #define TRANSACT2_SESSION_SETUP                 0x0E
1004 #define TRANSACT2_GET_DFS_REFERRAL              0x10
1005 #define TRANSACT2_REPORT_DFS_INCONSISTANCY      0x11
1006
1007 /* These are the NT transact sub commands. */
1008 #define NT_TRANSACT_CREATE                1
1009 #define NT_TRANSACT_IOCTL                 2
1010 #define NT_TRANSACT_SET_SECURITY_DESC     3
1011 #define NT_TRANSACT_NOTIFY_CHANGE         4
1012 #define NT_TRANSACT_RENAME                5
1013 #define NT_TRANSACT_QUERY_SECURITY_DESC   6
1014 #define NT_TRANSACT_GET_USER_QUOTA        7
1015 #define NT_TRANSACT_SET_USER_QUOTA        8
1016
1017 /* These are the NT transact_get_user_quota sub commands */
1018 #define TRANSACT_GET_USER_QUOTA_LIST_CONTINUE   0x0000
1019 #define TRANSACT_GET_USER_QUOTA_LIST_START      0x0100
1020 #define TRANSACT_GET_USER_QUOTA_FOR_SID         0x0101
1021
1022 /* Relevant IOCTL codes */
1023 #define IOCTL_QUERY_JOB_INFO      0x530060
1024
1025 /* these are the trans2 sub fields for primary requests */
1026 #define smb_tpscnt smb_vwv0
1027 #define smb_tdscnt smb_vwv1
1028 #define smb_mprcnt smb_vwv2
1029 #define smb_mdrcnt smb_vwv3
1030 #define smb_msrcnt smb_vwv4
1031 #define smb_flags smb_vwv5
1032 #define smb_timeout smb_vwv6
1033 #define smb_pscnt smb_vwv9
1034 #define smb_psoff smb_vwv10
1035 #define smb_dscnt smb_vwv11
1036 #define smb_dsoff smb_vwv12
1037 #define smb_suwcnt smb_vwv13
1038 #define smb_setup smb_vwv14
1039 #define smb_setup0 smb_setup
1040 #define smb_setup1 (smb_setup+2)
1041 #define smb_setup2 (smb_setup+4)
1042
1043 /* these are for the secondary requests */
1044 #define smb_spscnt smb_vwv2
1045 #define smb_spsoff smb_vwv3
1046 #define smb_spsdisp smb_vwv4
1047 #define smb_sdscnt smb_vwv5
1048 #define smb_sdsoff smb_vwv6
1049 #define smb_sdsdisp smb_vwv7
1050 #define smb_sfid smb_vwv8
1051
1052 /* and these for responses */
1053 #define smb_tprcnt smb_vwv0
1054 #define smb_tdrcnt smb_vwv1
1055 #define smb_prcnt smb_vwv3
1056 #define smb_proff smb_vwv4
1057 #define smb_prdisp smb_vwv5
1058 #define smb_drcnt smb_vwv6
1059 #define smb_droff smb_vwv7
1060 #define smb_drdisp smb_vwv8
1061
1062 /* these are for the NT trans primary request. */
1063 #define smb_nt_MaxSetupCount smb_vwv0
1064 #define smb_nt_Flags (smb_vwv0 + 1)
1065 #define smb_nt_TotalParameterCount (smb_vwv0 + 3)
1066 #define smb_nt_TotalDataCount (smb_vwv0 + 7)
1067 #define smb_nt_MaxParameterCount (smb_vwv0 + 11)
1068 #define smb_nt_MaxDataCount (smb_vwv0 + 15)
1069 #define smb_nt_ParameterCount (smb_vwv0 + 19)
1070 #define smb_nt_ParameterOffset (smb_vwv0 + 23)
1071 #define smb_nt_DataCount (smb_vwv0 + 27)
1072 #define smb_nt_DataOffset (smb_vwv0 + 31)
1073 #define smb_nt_SetupCount (smb_vwv0 + 35)
1074 #define smb_nt_Function (smb_vwv0 + 36)
1075 #define smb_nt_SetupStart (smb_vwv0 + 38)
1076
1077 /* these are for the NT trans secondary request. */
1078 #define smb_nts_TotalParameterCount (smb_vwv0 + 3)
1079 #define smb_nts_TotalDataCount (smb_vwv0 + 7)
1080 #define smb_nts_ParameterCount (smb_vwv0 + 11)
1081 #define smb_nts_ParameterOffset (smb_vwv0 + 15)
1082 #define smb_nts_ParameterDisplacement (smb_vwv0 + 19)
1083 #define smb_nts_DataCount (smb_vwv0 + 23)
1084 #define smb_nts_DataOffset (smb_vwv0 + 27)
1085 #define smb_nts_DataDisplacement (smb_vwv0 + 31)
1086
1087 /* these are for the NT trans reply. */
1088 #define smb_ntr_TotalParameterCount (smb_vwv0 + 3)
1089 #define smb_ntr_TotalDataCount (smb_vwv0 + 7)
1090 #define smb_ntr_ParameterCount (smb_vwv0 + 11)
1091 #define smb_ntr_ParameterOffset (smb_vwv0 + 15)
1092 #define smb_ntr_ParameterDisplacement (smb_vwv0 + 19)
1093 #define smb_ntr_DataCount (smb_vwv0 + 23)
1094 #define smb_ntr_DataOffset (smb_vwv0 + 27)
1095 #define smb_ntr_DataDisplacement (smb_vwv0 + 31)
1096
1097 /* these are for the NT create_and_X */
1098 #define smb_ntcreate_NameLength (smb_vwv0 + 5)
1099 #define smb_ntcreate_Flags (smb_vwv0 + 7)
1100 #define smb_ntcreate_RootDirectoryFid (smb_vwv0 + 11)
1101 #define smb_ntcreate_DesiredAccess (smb_vwv0 + 15)
1102 #define smb_ntcreate_AllocationSize (smb_vwv0 + 19)
1103 #define smb_ntcreate_FileAttributes (smb_vwv0 + 27)
1104 #define smb_ntcreate_ShareAccess (smb_vwv0 + 31)
1105 #define smb_ntcreate_CreateDisposition (smb_vwv0 + 35)
1106 #define smb_ntcreate_CreateOptions (smb_vwv0 + 39)
1107 #define smb_ntcreate_ImpersonationLevel (smb_vwv0 + 43)
1108 #define smb_ntcreate_SecurityFlags (smb_vwv0 + 47)
1109
1110 /* this is used on a TConX. I'm not sure the name is very helpful though */
1111 #define SMB_SUPPORT_SEARCH_BITS        0x0001
1112 #define SMB_SHARE_IN_DFS               0x0002
1113
1114 /* Named pipe write mode flags. Used in writeX calls. */
1115 #define PIPE_RAW_MODE 0x4
1116 #define PIPE_START_MESSAGE 0x8
1117
1118 /* the desired access to use when opening a pipe */
1119 #define DESIRED_ACCESS_PIPE 0x2019f
1120
1121 /* Mapping of access rights to UNIX perms. */
1122 #define UNIX_ACCESS_RWX         FILE_GENERIC_ALL
1123 #define UNIX_ACCESS_R           FILE_GENERIC_READ
1124 #define UNIX_ACCESS_W           FILE_GENERIC_WRITE
1125 #define UNIX_ACCESS_X           FILE_GENERIC_EXECUTE
1126
1127 /* Mapping of access rights to UNIX perms. for a UNIX directory. */
1128 #define UNIX_DIRECTORY_ACCESS_RWX               FILE_GENERIC_ALL
1129 #define UNIX_DIRECTORY_ACCESS_R                 FILE_GENERIC_READ
1130 #define UNIX_DIRECTORY_ACCESS_W                 (FILE_GENERIC_WRITE|FILE_DELETE_CHILD)
1131 #define UNIX_DIRECTORY_ACCESS_X                 FILE_GENERIC_EXECUTE
1132
1133 #if 0
1134 /*
1135  * This is the old mapping we used to use. To get W2KSP2 profiles
1136  * working we need to map to the canonical file perms.
1137  */
1138 #define UNIX_ACCESS_RWX (UNIX_ACCESS_R|UNIX_ACCESS_W|UNIX_ACCESS_X)
1139 #define UNIX_ACCESS_R (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1140                         FILE_READ_ATTRIBUTES|FILE_READ_EA|FILE_READ_DATA)
1141 #define UNIX_ACCESS_W (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1142                         FILE_WRITE_ATTRIBUTES|FILE_WRITE_EA|\
1143                         FILE_APPEND_DATA|FILE_WRITE_DATA)
1144 #define UNIX_ACCESS_X (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1145                         FILE_EXECUTE|FILE_READ_ATTRIBUTES)
1146 #endif
1147
1148 #define UNIX_ACCESS_NONE (WRITE_OWNER_ACCESS)
1149
1150 /* Flags field. */
1151 #define REQUEST_OPLOCK 2
1152 #define REQUEST_BATCH_OPLOCK 4
1153 #define OPEN_DIRECTORY 8
1154 #define EXTENDED_RESPONSE_REQUIRED 0x10
1155
1156 /* ShareAccess field. */
1157 #define FILE_SHARE_NONE 0 /* Cannot be used in bitmask. */
1158 #define FILE_SHARE_READ 1
1159 #define FILE_SHARE_WRITE 2
1160 #define FILE_SHARE_DELETE 4
1161
1162 /* FileAttributesField */
1163 #define FILE_ATTRIBUTE_READONLY         0x001L
1164 #define FILE_ATTRIBUTE_HIDDEN           0x002L
1165 #define FILE_ATTRIBUTE_SYSTEM           0x004L
1166 #define FILE_ATTRIBUTE_DIRECTORY        0x010L
1167 #define FILE_ATTRIBUTE_ARCHIVE          0x020L
1168 #define FILE_ATTRIBUTE_NORMAL           0x080L
1169 #define FILE_ATTRIBUTE_TEMPORARY        0x100L
1170 #define FILE_ATTRIBUTE_SPARSE           0x200L
1171 #define FILE_ATTRIBUTE_REPARSE_POINT    0x400L
1172 #define FILE_ATTRIBUTE_COMPRESSED       0x800L
1173 #define FILE_ATTRIBUTE_OFFLINE          0x1000L
1174 #define FILE_ATTRIBUTE_NONINDEXED       0x2000L
1175 #define FILE_ATTRIBUTE_ENCRYPTED        0x4000L
1176 #define SAMBA_ATTRIBUTES_MASK           (FILE_ATTRIBUTE_READONLY|\
1177                                         FILE_ATTRIBUTE_HIDDEN|\
1178                                         FILE_ATTRIBUTE_SYSTEM|\
1179                                         FILE_ATTRIBUTE_DIRECTORY|\
1180                                         FILE_ATTRIBUTE_ARCHIVE)
1181
1182 /* Flags - combined with attributes. */
1183 #define FILE_FLAG_WRITE_THROUGH    0x80000000L
1184 #define FILE_FLAG_NO_BUFFERING     0x20000000L
1185 #define FILE_FLAG_RANDOM_ACCESS    0x10000000L
1186 #define FILE_FLAG_SEQUENTIAL_SCAN  0x08000000L
1187 #define FILE_FLAG_DELETE_ON_CLOSE  0x04000000L
1188 #define FILE_FLAG_BACKUP_SEMANTICS 0x02000000L
1189 #define FILE_FLAG_POSIX_SEMANTICS  0x01000000L
1190
1191 /* CreateDisposition field. */
1192 #define FILE_SUPERSEDE 0                /* File exists overwrite/supersede. File not exist create. */
1193 #define FILE_OPEN 1                     /* File exists open. File not exist fail. */
1194 #define FILE_CREATE 2                   /* File exists fail. File not exist create. */
1195 #define FILE_OPEN_IF 3                  /* File exists open. File not exist create. */
1196 #define FILE_OVERWRITE 4                /* File exists overwrite. File not exist fail. */
1197 #define FILE_OVERWRITE_IF 5             /* File exists overwrite. File not exist create. */
1198
1199 /* CreateOptions field. */
1200 #define FILE_DIRECTORY_FILE       0x0001
1201 #define FILE_WRITE_THROUGH        0x0002
1202 #define FILE_SEQUENTIAL_ONLY      0x0004
1203 #define FILE_NO_INTERMEDIATE_BUFFERING 0x0008
1204 #define FILE_SYNCHRONOUS_IO_ALERT      0x0010   /* may be ignored */
1205 #define FILE_SYNCHRONOUS_IO_NONALERT   0x0020   /* may be ignored */
1206 #define FILE_NON_DIRECTORY_FILE   0x0040
1207 #define FILE_CREATE_TREE_CONNECTION    0x0080   /* ignore, should be zero */
1208 #define FILE_COMPLETE_IF_OPLOCKED      0x0100   /* ignore, should be zero */
1209 #define FILE_NO_EA_KNOWLEDGE      0x0200
1210 #define FILE_EIGHT_DOT_THREE_ONLY 0x0400 /* aka OPEN_FOR_RECOVERY: ignore, should be zero */
1211 #define FILE_RANDOM_ACCESS        0x0800
1212 #define FILE_DELETE_ON_CLOSE      0x1000
1213 #define FILE_OPEN_BY_FILE_ID      0x2000
1214 #define FILE_OPEN_FOR_BACKUP_INTENT    0x4000
1215 #define FILE_NO_COMPRESSION       0x8000
1216 #define FILE_RESERVER_OPFILTER    0x00100000    /* ignore, should be zero */
1217 #define FILE_OPEN_REPARSE_POINT   0x00200000
1218 #define FILE_OPEN_NO_RECALL       0x00400000
1219 #define FILE_OPEN_FOR_FREE_SPACE_QUERY 0x00800000 /* ignore should be zero */
1220
1221 #define NTCREATEX_OPTIONS_MUST_IGNORE_MASK      (0x008F0480)
1222
1223 #define NTCREATEX_OPTIONS_INVALID_PARAM_MASK    (0xFF100030)
1224
1225 /*
1226  * Private create options used by the ntcreatex processing code. From Samba4.
1227  * We reuse some ignored flags for private use. Passed in the private_flags
1228  * argument.
1229  */
1230 #define NTCREATEX_OPTIONS_PRIVATE_DENY_DOS     0x0001
1231 #define NTCREATEX_OPTIONS_PRIVATE_DENY_FCB     0x0002
1232
1233 /* Private options for streams support */
1234 #define NTCREATEX_OPTIONS_PRIVATE_STREAM_DELETE 0x0004
1235
1236 /* Private options for printer support */
1237 #define NTCREATEX_OPTIONS_PRIVATE_DELETE_ON_CLOSE 0x0008
1238
1239 /* Responses when opening a file. */
1240 #define FILE_WAS_SUPERSEDED 0
1241 #define FILE_WAS_OPENED 1
1242 #define FILE_WAS_CREATED 2
1243 #define FILE_WAS_OVERWRITTEN 3
1244
1245 /* File type flags */
1246 #define FILE_TYPE_DISK  0
1247 #define FILE_TYPE_BYTE_MODE_PIPE 1
1248 #define FILE_TYPE_MESSAGE_MODE_PIPE 2
1249 #define FILE_TYPE_PRINTER 3
1250 #define FILE_TYPE_COMM_DEVICE 4
1251 #define FILE_TYPE_UNKNOWN 0xFFFF
1252
1253 /* Flag for NT transact rename call. */
1254 #define RENAME_REPLACE_IF_EXISTS 1
1255
1256 /* flags for SMBntrename call (from Samba4) */
1257 #define RENAME_FLAG_MOVE_CLUSTER_INFORMATION 0x102 /* ???? */
1258 #define RENAME_FLAG_HARD_LINK                0x103
1259 #define RENAME_FLAG_RENAME                   0x104
1260 #define RENAME_FLAG_COPY                     0x105
1261
1262 /* Filesystem Attributes. */
1263 #define FILE_CASE_SENSITIVE_SEARCH      0x00000001
1264 #define FILE_CASE_PRESERVED_NAMES       0x00000002
1265 #define FILE_UNICODE_ON_DISK            0x00000004
1266 /* According to cifs9f, this is 4, not 8 */
1267 /* Acconding to testing, this actually sets the security attribute! */
1268 #define FILE_PERSISTENT_ACLS            0x00000008
1269 #define FILE_FILE_COMPRESSION           0x00000010
1270 #define FILE_VOLUME_QUOTAS              0x00000020
1271 #define FILE_SUPPORTS_SPARSE_FILES      0x00000040
1272 #define FILE_SUPPORTS_REPARSE_POINTS    0x00000080
1273 #define FILE_SUPPORTS_REMOTE_STORAGE    0x00000100
1274 #define FS_LFN_APIS                     0x00004000
1275 #define FILE_VOLUME_IS_COMPRESSED       0x00008000
1276 #define FILE_SUPPORTS_OBJECT_IDS        0x00010000
1277 #define FILE_SUPPORTS_ENCRYPTION        0x00020000
1278 #define FILE_NAMED_STREAMS              0x00040000
1279 #define FILE_READ_ONLY_VOLUME           0x00080000
1280
1281 /* ChangeNotify flags. */
1282 #define FILE_NOTIFY_CHANGE_FILE_NAME   0x001
1283 #define FILE_NOTIFY_CHANGE_DIR_NAME    0x002
1284 #define FILE_NOTIFY_CHANGE_ATTRIBUTES  0x004
1285 #define FILE_NOTIFY_CHANGE_SIZE        0x008
1286 #define FILE_NOTIFY_CHANGE_LAST_WRITE  0x010
1287 #define FILE_NOTIFY_CHANGE_LAST_ACCESS 0x020
1288 #define FILE_NOTIFY_CHANGE_CREATION    0x040
1289 #define FILE_NOTIFY_CHANGE_EA          0x080
1290 #define FILE_NOTIFY_CHANGE_SECURITY    0x100
1291 #define FILE_NOTIFY_CHANGE_STREAM_NAME  0x00000200
1292 #define FILE_NOTIFY_CHANGE_STREAM_SIZE  0x00000400
1293 #define FILE_NOTIFY_CHANGE_STREAM_WRITE 0x00000800
1294
1295 #define FILE_NOTIFY_CHANGE_NAME \
1296         (FILE_NOTIFY_CHANGE_FILE_NAME|FILE_NOTIFY_CHANGE_DIR_NAME)
1297
1298 /* change notify action results */
1299 #define NOTIFY_ACTION_ADDED 1
1300 #define NOTIFY_ACTION_REMOVED 2
1301 #define NOTIFY_ACTION_MODIFIED 3
1302 #define NOTIFY_ACTION_OLD_NAME 4
1303 #define NOTIFY_ACTION_NEW_NAME 5
1304 #define NOTIFY_ACTION_ADDED_STREAM 6
1305 #define NOTIFY_ACTION_REMOVED_STREAM 7
1306 #define NOTIFY_ACTION_MODIFIED_STREAM 8
1307
1308
1309 /* where to find the base of the SMB packet proper */
1310 #define smb_base(buf) (((char *)(buf))+4)
1311
1312 /* we don't allow server strings to be longer than 48 characters as
1313    otherwise NT will not honour the announce packets */
1314 #define MAX_SERVER_STRING_LENGTH 48
1315
1316
1317 #define SMB_SUCCESS 0  /* The request was successful. */
1318
1319 #ifdef WITH_DFS
1320 void dfs_unlogin(void);
1321 extern int dcelogin_atmost_once;
1322 #endif
1323
1324 #ifdef NOSTRDUP
1325 char *strdup(char *s);
1326 #endif
1327
1328 #ifndef SELECT_CAST
1329 #define SELECT_CAST
1330 #endif
1331
1332 /* This was set by JHT in liaison with Jeremy Allison early 1997
1333  * History:
1334  * Version 4.0 - never made public
1335  * Version 4.10 - New to 1.9.16p2, lost in space 1.9.16p3 to 1.9.16p9
1336  *              - Reappeared in 1.9.16p11 with fixed smbd services
1337  * Version 4.20 - To indicate that nmbd and browsing now works better
1338  * Version 4.50 - Set at release of samba-2.2.0 by JHT
1339  *
1340  *  Note: In the presence of NT4.X do not set above 4.9
1341  *        Setting this above 4.9 can have undesired side-effects.
1342  *        This may change again in Samba-3.0 after further testing. JHT
1343  */
1344
1345 #define DEFAULT_MAJOR_VERSION 0x04
1346 #define DEFAULT_MINOR_VERSION 0x09
1347
1348 /* Browser Election Values */
1349 #define BROWSER_ELECTION_VERSION        0x010f
1350 #define BROWSER_CONSTANT        0xaa55
1351
1352 /* Sercurity mode bits. */
1353 #define NEGOTIATE_SECURITY_USER_LEVEL           0x01
1354 #define NEGOTIATE_SECURITY_CHALLENGE_RESPONSE   0x02
1355 #define NEGOTIATE_SECURITY_SIGNATURES_ENABLED   0x04
1356 #define NEGOTIATE_SECURITY_SIGNATURES_REQUIRED  0x08
1357
1358 /* NT Flags2 bits - cifs6.txt section 3.1.2 */
1359
1360 #define FLAGS2_LONG_PATH_COMPONENTS    0x0001
1361 #define FLAGS2_EXTENDED_ATTRIBUTES     0x0002
1362 #define FLAGS2_SMB_SECURITY_SIGNATURES 0x0004
1363 #define FLAGS2_UNKNOWN_BIT4            0x0010
1364 #define FLAGS2_IS_LONG_NAME            0x0040
1365 #define FLAGS2_EXTENDED_SECURITY       0x0800
1366 #define FLAGS2_DFS_PATHNAMES           0x1000
1367 #define FLAGS2_READ_PERMIT_EXECUTE     0x2000
1368 #define FLAGS2_32_BIT_ERROR_CODES      0x4000
1369 #define FLAGS2_UNICODE_STRINGS         0x8000
1370
1371 #define FLAGS2_WIN2K_SIGNATURE         0xC852 /* Hack alert ! For now... JRA. */
1372
1373 /* TCONX Flag (smb_vwv2). */
1374 #define TCONX_FLAG_EXTENDED_RESPONSE    0x8
1375
1376 /* File Status Flags. See:
1377
1378 http://msdn.microsoft.com/en-us/library/cc246334(PROT.13).aspx
1379 */
1380
1381 #define NO_EAS                  0x1
1382 #define NO_SUBSTREAMS           0x2
1383 #define NO_REPARSETAG           0x4
1384
1385 /* Capabilities.  see ftp.microsoft.com/developr/drg/cifs/cifs/cifs4.txt */
1386
1387 #define CAP_RAW_MODE         0x0001
1388 #define CAP_MPX_MODE         0x0002
1389 #define CAP_UNICODE          0x0004
1390 #define CAP_LARGE_FILES      0x0008
1391 #define CAP_NT_SMBS          0x0010
1392 #define CAP_RPC_REMOTE_APIS  0x0020
1393 #define CAP_STATUS32         0x0040
1394 #define CAP_LEVEL_II_OPLOCKS 0x0080
1395 #define CAP_LOCK_AND_READ    0x0100
1396 #define CAP_NT_FIND          0x0200
1397 #define CAP_DFS              0x1000
1398 #define CAP_W2K_SMBS         0x2000
1399 #define CAP_LARGE_READX      0x4000
1400 #define CAP_LARGE_WRITEX     0x8000
1401 #define CAP_UNIX             0x800000 /* Capabilities for UNIX extensions. Created by HP. */
1402 #define CAP_EXTENDED_SECURITY 0x80000000
1403
1404 /* protocol types. It assumes that higher protocols include lower protocols
1405    as subsets */
1406 enum protocol_types {
1407         PROTOCOL_NONE,
1408         PROTOCOL_CORE,
1409         PROTOCOL_COREPLUS,
1410         PROTOCOL_LANMAN1,
1411         PROTOCOL_LANMAN2,
1412         PROTOCOL_NT1,
1413         PROTOCOL_SMB2
1414 };
1415
1416 /* security levels */
1417 enum security_types {SEC_SHARE,SEC_USER,SEC_SERVER,SEC_DOMAIN,SEC_ADS};
1418
1419 /* server roles */
1420 enum server_types {
1421         ROLE_STANDALONE,
1422         ROLE_DOMAIN_MEMBER,
1423         ROLE_DOMAIN_BDC,
1424         ROLE_DOMAIN_PDC
1425 };
1426
1427 /* printing types */
1428 enum printing_types {PRINT_BSD,PRINT_SYSV,PRINT_AIX,PRINT_HPUX,
1429                      PRINT_QNX,PRINT_PLP,PRINT_LPRNG,PRINT_SOFTQ,
1430                      PRINT_CUPS,PRINT_LPRNT,PRINT_LPROS2,PRINT_IPRINT
1431 #if defined(DEVELOPER) || defined(ENABLE_BUILD_FARM_HACKS)
1432 ,PRINT_TEST,PRINT_VLP
1433 #endif /* DEVELOPER */
1434 };
1435
1436 /* LDAP schema types */
1437 enum schema_types {SCHEMA_COMPAT, SCHEMA_AD, SCHEMA_SAMBA};
1438
1439 /* LDAP SSL options */
1440 enum ldap_ssl_types {LDAP_SSL_OFF, LDAP_SSL_START_TLS};
1441
1442 /* LDAP PASSWD SYNC methods */
1443 enum ldap_passwd_sync_types {LDAP_PASSWD_SYNC_ON, LDAP_PASSWD_SYNC_OFF, LDAP_PASSWD_SYNC_ONLY};
1444
1445 /*
1446  * This should be under the HAVE_KRB5 flag but since they're used
1447  * in lp_kerberos_method(), they ned to be always available
1448  * If you add any entries to KERBEROS_VERIFY defines, please modify USE.*KEYTAB macros
1449  * so they remain accurate.
1450  */
1451
1452 #define KERBEROS_VERIFY_SECRETS 0
1453 #define KERBEROS_VERIFY_SYSTEM_KEYTAB 1
1454 #define KERBEROS_VERIFY_DEDICATED_KEYTAB 2
1455 #define KERBEROS_VERIFY_SECRETS_AND_KEYTAB 3
1456
1457 /* Remote architectures we know about. */
1458 enum remote_arch_types {RA_UNKNOWN, RA_WFWG, RA_OS2, RA_WIN95, RA_WINNT,
1459                         RA_WIN2K, RA_WINXP, RA_WIN2K3, RA_VISTA,
1460                         RA_SAMBA, RA_CIFSFS, RA_WINXP64, RA_OSX};
1461
1462 /* case handling */
1463 enum case_handling {CASE_LOWER,CASE_UPPER};
1464
1465 /* ACL compatibility */
1466 enum acl_compatibility {ACL_COMPAT_AUTO, ACL_COMPAT_WINNT, ACL_COMPAT_WIN2K};
1467 /*
1468  * Global value meaing that the smb_uid field should be
1469  * ingored (in share level security and protocol level == CORE)
1470  */
1471
1472 #define UID_FIELD_INVALID 0
1473 #define VUID_OFFSET 100 /* Amount to bias returned vuid numbers */
1474
1475 /*
1476  * Size of buffer to use when moving files across filesystems.
1477  */
1478 #define COPYBUF_SIZE (8*1024)
1479
1480 /*
1481  * Map the Core and Extended Oplock requesst bits down
1482  * to common bits (EXCLUSIVE_OPLOCK & BATCH_OPLOCK).
1483  */
1484
1485 /*
1486  * Core protocol.
1487  */
1488 #define CORE_OPLOCK_REQUEST(inbuf) \
1489     ((CVAL(inbuf,smb_flg)&(FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK))>>5)
1490
1491 /*
1492  * Extended protocol.
1493  */
1494 #define EXTENDED_OPLOCK_REQUEST(inbuf) ((SVAL(inbuf,smb_vwv2)&((1<<1)|(1<<2)))>>1)
1495
1496 /* Lock types. */
1497 #define LOCKING_ANDX_SHARED_LOCK 0x1
1498 #define LOCKING_ANDX_OPLOCK_RELEASE 0x2
1499 #define LOCKING_ANDX_CHANGE_LOCKTYPE 0x4
1500 #define LOCKING_ANDX_CANCEL_LOCK 0x8
1501 #define LOCKING_ANDX_LARGE_FILES 0x10
1502
1503 /*
1504  * Bits we test with.
1505  * Note these must fit into 16-bits.
1506  */
1507
1508 #define NO_OPLOCK                       0x0
1509 #define EXCLUSIVE_OPLOCK                0x1
1510 #define BATCH_OPLOCK                    0x2
1511 #define LEVEL_II_OPLOCK                 0x4
1512
1513 /* The following are Samba-private. */
1514 #define INTERNAL_OPEN_ONLY              0x8
1515 #define FAKE_LEVEL_II_OPLOCK            0x10    /* Client requested no_oplock, but we have to
1516                                  * inform potential level2 holders on
1517                                  * write. */
1518 #define DEFERRED_OPEN_ENTRY             0x20
1519 #define UNUSED_SHARE_MODE_ENTRY         0x40
1520 #define FORCE_OPLOCK_BREAK_TO_NONE      0x80
1521
1522 /* None of the following should ever appear in fsp->oplock_request. */
1523 #define SAMBA_PRIVATE_OPLOCK_MASK (INTERNAL_OPEN_ONLY|DEFERRED_OPEN_ENTRY|UNUSED_SHARE_MODE_ENTRY|FORCE_OPLOCK_BREAK_TO_NONE)
1524
1525 #define EXCLUSIVE_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)EXCLUSIVE_OPLOCK|(unsigned int)BATCH_OPLOCK))
1526 #define BATCH_OPLOCK_TYPE(lck) ((lck) & (unsigned int)BATCH_OPLOCK)
1527 #define LEVEL_II_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)LEVEL_II_OPLOCK|(unsigned int)FAKE_LEVEL_II_OPLOCK))
1528
1529 /* kernel_oplock_message definition.
1530
1531 struct kernel_oplock_message {
1532         uint64_t dev;
1533         uint64_t inode;
1534         unit64_t extid;
1535         unsigned long file_id;
1536 };
1537
1538 Offset  Data                  length.
1539 0     uint64_t dev            8 bytes
1540 8     uint64_t inode          8 bytes
1541 16    uint64_t extid          8 bytes
1542 24    unsigned long file_id   4 bytes
1543 28
1544
1545 */
1546 #define MSG_SMB_KERNEL_BREAK_SIZE 28
1547
1548 /* file_renamed_message definition.
1549
1550 struct file_renamed_message {
1551         uint64_t dev;
1552         uint64_t inode;
1553         char names[1]; A variable area containing sharepath and filename.
1554 };
1555
1556 Offset  Data                    length.
1557 0       uint64_t dev            8 bytes
1558 8       uint64_t inode          8 bytes
1559 16      unit64_t extid          8 bytes
1560 24      char [] name            zero terminated namelen bytes
1561 minimum length == 24.
1562
1563 */
1564
1565 #define MSG_FILE_RENAMED_MIN_SIZE 24
1566
1567 /*
1568  * On the wire return values for oplock types.
1569  */
1570
1571 #define CORE_OPLOCK_GRANTED (1<<5)
1572 #define EXTENDED_OPLOCK_GRANTED (1<<15)
1573
1574 #define NO_OPLOCK_RETURN 0
1575 #define EXCLUSIVE_OPLOCK_RETURN 1
1576 #define BATCH_OPLOCK_RETURN 2
1577 #define LEVEL_II_OPLOCK_RETURN 3
1578
1579 /* Oplock levels */
1580 #define OPLOCKLEVEL_NONE 0
1581 #define OPLOCKLEVEL_II 1
1582
1583 /*
1584  * Capabilities abstracted for different systems.
1585  */
1586
1587 enum smbd_capability {
1588     KERNEL_OPLOCK_CAPABILITY,
1589     DMAPI_ACCESS_CAPABILITY,
1590     LEASE_CAPABILITY
1591 };
1592
1593 /*
1594  * Kernel oplocks capability flags.
1595  */
1596
1597 /* Level 2 oplocks are supported natively by kernel oplocks. */
1598 #define KOPLOCKS_LEVEL2_SUPPORTED               0x1
1599
1600 /* The kernel notifies deferred openers when they can retry the open. */
1601 #define KOPLOCKS_DEFERRED_OPEN_NOTIFICATION     0x2
1602
1603 /* The kernel notifies smbds when an oplock break times out. */
1604 #define KOPLOCKS_TIMEOUT_NOTIFICATION           0x4
1605
1606 /* The kernel notifies smbds when an oplock is broken. */
1607 #define KOPLOCKS_OPLOCK_BROKEN_NOTIFICATION     0x8
1608
1609 struct kernel_oplocks_ops;
1610 struct kernel_oplocks {
1611         const struct kernel_oplocks_ops *ops;
1612         uint32_t flags;
1613         void *private_data;
1614 };
1615
1616 enum level2_contention_type {
1617         LEVEL2_CONTEND_ALLOC_SHRINK,
1618         LEVEL2_CONTEND_ALLOC_GROW,
1619         LEVEL2_CONTEND_SET_FILE_LEN,
1620         LEVEL2_CONTEND_FILL_SPARSE,
1621         LEVEL2_CONTEND_WRITE,
1622         LEVEL2_CONTEND_WINDOWS_BRL,
1623         LEVEL2_CONTEND_POSIX_BRL
1624 };
1625
1626 /* if a kernel does support oplocks then a structure of the following
1627    typee is used to describe how to interact with the kernel */
1628 struct kernel_oplocks_ops {
1629         bool (*set_oplock)(struct kernel_oplocks *ctx,
1630                            files_struct *fsp, int oplock_type);
1631         void (*release_oplock)(struct kernel_oplocks *ctx,
1632                                files_struct *fsp, int oplock_type);
1633         void (*contend_level2_oplocks_begin)(files_struct *fsp,
1634                                              enum level2_contention_type type);
1635         void (*contend_level2_oplocks_end)(files_struct *fsp,
1636                                            enum level2_contention_type type);
1637 };
1638
1639 #include "smb_macros.h"
1640
1641 #define MAX_NETBIOSNAME_LEN 16
1642 /* DOS character, NetBIOS namestring. Type used on the wire. */
1643 typedef char nstring[MAX_NETBIOSNAME_LEN];
1644 /* Unix character, NetBIOS namestring. Type used to manipulate name in nmbd. */
1645 typedef char unstring[MAX_NETBIOSNAME_LEN*4];
1646
1647 /* A netbios name structure. */
1648 struct nmb_name {
1649         nstring      name;
1650         char         scope[64];
1651         unsigned int name_type;
1652 };
1653
1654 /* A netbios node status array element. */
1655 struct node_status {
1656         nstring name;
1657         unsigned char type;
1658         unsigned char flags;
1659 };
1660
1661 /* The extra info from a NetBIOS node status query */
1662 struct node_status_extra {
1663         unsigned char mac_addr[6];
1664         /* There really is more here ... */
1665 };
1666
1667 typedef struct user_struct {
1668         struct user_struct *next, *prev;
1669         uint16 vuid; /* Tag for this entry. */
1670
1671         char *session_keystr; /* used by utmp and pam session code.
1672                                  TDB key string */
1673         int homes_snum;
1674
1675         struct auth_serversupplied_info *session_info;
1676
1677         struct auth_ntlmssp_state *auth_ntlmssp_state;
1678 } user_struct;
1679
1680 struct unix_error_map {
1681         int unix_error;
1682         int dos_class;
1683         int dos_code;
1684         NTSTATUS nt_error;
1685 };
1686
1687 /*
1688  * Size of new password account encoding string.  This is enough space to
1689  * hold 11 ACB characters, plus the surrounding [] and a terminating null.
1690  * Do not change unless you are adding new ACB bits!
1691  */
1692
1693 #define NEW_PW_FORMAT_SPACE_PADDED_LEN 14
1694
1695 /*
1696    Do you want session setups at user level security with a invalid
1697    password to be rejected or allowed in as guest? WinNT rejects them
1698    but it can be a pain as it means "net view" needs to use a password
1699
1700    You have 3 choices in the setting of map_to_guest:
1701
1702    "NEVER_MAP_TO_GUEST" means session setups with an invalid password
1703    are rejected. This is the default.
1704
1705    "MAP_TO_GUEST_ON_BAD_USER" means session setups with an invalid password
1706    are rejected, unless the username does not exist, in which case it
1707    is treated as a guest login
1708
1709    "MAP_TO_GUEST_ON_BAD_PASSWORD" means session setups with an invalid password
1710    are treated as a guest login
1711
1712    Note that map_to_guest only has an effect in user or server
1713    level security.
1714 */
1715
1716 #define NEVER_MAP_TO_GUEST              0
1717 #define MAP_TO_GUEST_ON_BAD_USER        1
1718 #define MAP_TO_GUEST_ON_BAD_PASSWORD    2
1719 #define MAP_TO_GUEST_ON_BAD_UID         3
1720
1721 #define SAFE_NETBIOS_CHARS ". -_"
1722
1723 /* The maximum length of a trust account password.
1724    Used when we randomly create it, 15 char passwords
1725    exceed NT4's max password length */
1726
1727 #define DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH 14
1728
1729 #define PORT_NONE       0
1730 #ifndef LDAP_PORT
1731 #define LDAP_PORT       389
1732 #endif
1733 #define LDAP_GC_PORT    3268
1734
1735 /* used by the IP comparison function */
1736 struct ip_service {
1737         struct sockaddr_storage ss;
1738         unsigned port;
1739 };
1740
1741 struct ea_struct {
1742         uint8 flags;
1743         char *name;
1744         DATA_BLOB value;
1745 };
1746
1747 struct ea_list {
1748         struct ea_list *next, *prev;
1749         struct ea_struct ea;
1750 };
1751
1752 /* EA names used internally in Samba. KEEP UP TO DATE with prohibited_ea_names in trans2.c !. */
1753 #define SAMBA_POSIX_INHERITANCE_EA_NAME "user.SAMBA_PAI"
1754 /* EA to use for DOS attributes */
1755 #define SAMBA_XATTR_DOS_ATTRIB "user.DOSATTRIB"
1756 /* Prefix for DosStreams in the vfs_streams_xattr module */
1757 #define SAMBA_XATTR_DOSSTREAM_PREFIX "user.DosStream."
1758 /* Prefix for xattrs storing streams. */
1759 #define SAMBA_XATTR_MARKER "user.SAMBA_STREAMS"
1760
1761 /* map readonly options */
1762 enum mapreadonly_options {MAP_READONLY_NO, MAP_READONLY_YES, MAP_READONLY_PERMISSIONS};
1763
1764 /* usershare error codes. */
1765 enum usershare_err {
1766                 USERSHARE_OK=0,
1767                 USERSHARE_MALFORMED_FILE,
1768                 USERSHARE_BAD_VERSION,
1769                 USERSHARE_MALFORMED_PATH,
1770                 USERSHARE_MALFORMED_COMMENT_DEF,
1771                 USERSHARE_MALFORMED_ACL_DEF,
1772                 USERSHARE_ACL_ERR,
1773                 USERSHARE_PATH_NOT_ABSOLUTE,
1774                 USERSHARE_PATH_IS_DENIED,
1775                 USERSHARE_PATH_NOT_ALLOWED,
1776                 USERSHARE_PATH_NOT_DIRECTORY,
1777                 USERSHARE_POSIX_ERR,
1778                 USERSHARE_MALFORMED_SHARENAME_DEF,
1779                 USERSHARE_BAD_SHARENAME
1780 };
1781
1782 /* Different reasons for closing a file. */
1783 enum file_close_type {NORMAL_CLOSE=0,SHUTDOWN_CLOSE,ERROR_CLOSE};
1784
1785 /* Used in SMB_FS_OBJECTID_INFORMATION requests.  Must be exactly 48 bytes. */
1786 #define SAMBA_EXTENDED_INFO_MAGIC 0x536d4261 /* "SmBa" */
1787 #define SAMBA_EXTENDED_INFO_VERSION_STRING_LENGTH 28
1788 struct smb_extended_info {
1789         uint32 samba_magic;             /* Always SAMBA_EXTRA_INFO_MAGIC */
1790         uint32 samba_version;           /* Major/Minor/Release/Revision */
1791         uint32 samba_subversion;        /* Prerelease/RC/Vendor patch */
1792         NTTIME samba_gitcommitdate;
1793         char   samba_version_string[SAMBA_EXTENDED_INFO_VERSION_STRING_LENGTH];
1794 };
1795
1796 /* time info */
1797 struct smb_file_time {
1798         struct timespec mtime;
1799         struct timespec atime;
1800         struct timespec ctime;
1801         struct timespec create_time;
1802 };
1803
1804 /*
1805  * unix_convert_flags
1806  */
1807 #define UCF_SAVE_LCOMP                  0x00000001
1808 #define UCF_ALWAYS_ALLOW_WCARD_LCOMP    0x00000002
1809 #define UCF_COND_ALLOW_WCARD_LCOMP      0x00000004
1810 #define UCF_POSIX_PATHNAMES             0x00000008
1811
1812 /*
1813  * smb_filename
1814  */
1815 struct smb_filename {
1816         char *base_name;
1817         char *stream_name;
1818         char *original_lcomp;
1819         SMB_STRUCT_STAT st;
1820 };
1821
1822 /* struct for maintaining the child processes that get spawned from smbd */
1823 struct child_pid {
1824         struct child_pid *prev, *next;
1825         pid_t pid;
1826 };
1827
1828 /* Used to keep track of deferred opens. */
1829 struct deferred_open_record;
1830
1831 /* Client-side offline caching policy types */
1832 #define CSC_POLICY_MANUAL 0
1833 #define CSC_POLICY_DOCUMENTS 1
1834 #define CSC_POLICY_PROGRAMS 2
1835 #define CSC_POLICY_DISABLE 3
1836
1837 /* Used inside aio code. */
1838 struct aio_extra;
1839
1840 #endif /* _SMB_H */