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 1992-2009"
  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 "debug.h"
  73
  74 /* this defines the error codes that receive_smb can put in smb_read_error */
  75 enum smb_read_errors {
  76         SMB_READ_OK = 0,
  77         SMB_READ_TIMEOUT,
  78         SMB_READ_EOF,
  79         SMB_READ_ERROR,
  80         SMB_WRITE_ERROR, /* This error code can go into the client smb_rw_error. */
  81         SMB_READ_BAD_SIG,
  82         SMB_NO_MEMORY,
  83         SMB_DO_NOT_DO_TDIS, /* cli_close_connection() check for this when smbfs wants to keep tree connected */
  84         SMB_READ_BAD_DECRYPT
  85 };
  86
  87 #define DIR_STRUCT_SIZE 43
  88
  89 /* these define the attribute byte as seen by DOS */
  90 #define aRONLY (1L<<0)          /* 0x01 */
  91 #define aHIDDEN (1L<<1)         /* 0x02 */
  92 #define aSYSTEM (1L<<2)         /* 0x04 */
  93 #define aVOLID (1L<<3)          /* 0x08 */
  94 #define aDIR (1L<<4)            /* 0x10 */
  95 #define aARCH (1L<<5)           /* 0x20 */
  96
  97 /* deny modes */
  98 #define DENY_DOS 0
  99 #define DENY_ALL 1
 100 #define DENY_WRITE 2
 101 #define DENY_READ 3
 102 #define DENY_NONE 4
 103 #define DENY_FCB 7
 104
 105 /* open modes */
 106 #define DOS_OPEN_RDONLY 0
 107 #define DOS_OPEN_WRONLY 1
 108 #define DOS_OPEN_RDWR 2
 109 #define DOS_OPEN_EXEC 3
 110 #define DOS_OPEN_FCB 0xF
 111
 112 /* define shifts and masks for share and open modes. */
 113 #define OPENX_MODE_MASK 0xF
 114 #define DENY_MODE_SHIFT 4
 115 #define DENY_MODE_MASK 0x7
 116 #define GET_OPENX_MODE(x) ((x) & OPENX_MODE_MASK)
 117 #define SET_OPENX_MODE(x) ((x) & OPENX_MODE_MASK)
 118 #define GET_DENY_MODE(x) (((x)>>DENY_MODE_SHIFT) & DENY_MODE_MASK)
 119 #define SET_DENY_MODE(x) (((x) & DENY_MODE_MASK) <<DENY_MODE_SHIFT)
 120
 121 /* Sync on open file (not sure if used anymore... ?) */
 122 #define FILE_SYNC_OPENMODE (1<<14)
 123 #define GET_FILE_SYNC_OPENMODE(x) (((x) & FILE_SYNC_OPENMODE) ? True : False)
 124
 125 /* open disposition values */
 126 #define OPENX_FILE_EXISTS_FAIL 0
 127 #define OPENX_FILE_EXISTS_OPEN 1
 128 #define OPENX_FILE_EXISTS_TRUNCATE 2
 129
 130 /* mask for open disposition. */
 131 #define OPENX_FILE_OPEN_MASK 0x3
 132
 133 #define GET_FILE_OPENX_DISPOSITION(x) ((x) & FILE_OPEN_MASK)
 134 #define SET_FILE_OPENX_DISPOSITION(x) ((x) & FILE_OPEN_MASK)
 135
 136 /* The above can be OR'ed with... */
 137 #define OPENX_FILE_CREATE_IF_NOT_EXIST 0x10
 138 #define OPENX_FILE_FAIL_IF_NOT_EXIST 0
 139
 140 #include "../libcli/util/doserr.h"
 141
 142 typedef union unid_t {
 143         uid_t uid;
 144         gid_t gid;
 145 } unid_t;
 146
 147 /*
 148  * SMB UCS2 (16-bit unicode) internal type.
 149  * smb_ucs2_t is *always* in little endian format.
 150  */
 151
 152 typedef uint16 smb_ucs2_t;
 153
 154 #ifdef WORDS_BIGENDIAN
 155 #define UCS2_SHIFT 8
 156 #else
 157 #define UCS2_SHIFT 0
 158 #endif
 159
 160 /* turn a 7 bit character into a ucs2 character */
 161 #define UCS2_CHAR(c) ((c) << UCS2_SHIFT)
 162
 163 /* return an ascii version of a ucs2 character */
 164 #define UCS2_TO_CHAR(c) (((c) >> UCS2_SHIFT) & 0xff)
 165
 166 /* Copy into a smb_ucs2_t from a possibly unaligned buffer. Return the copied smb_ucs2_t */
 167 #define COPY_UCS2_CHAR(dest,src) (((unsigned char *)(dest))[0] = ((unsigned char *)(src))[0],\
 168                                 ((unsigned char *)(dest))[1] = ((unsigned char *)(src))[1], (dest))
 169
 170 /* Large data type for manipulating uint32 unicode codepoints */
 171 typedef uint32 codepoint_t;
 172 #define INVALID_CODEPOINT ((codepoint_t)-1)
 173
 174 /* pipe string names */
 175 #define PIPE_LANMAN   "\\PIPE\\LANMAN"
 176
 177 #define MAX_HOURS_LEN 32
 178
 179 #ifndef MAXSUBAUTHS
 180 #define MAXSUBAUTHS 15 /* max sub authorities in a SID */
 181 #endif
 182
 183 #define SID_MAX_SIZE ((size_t)(8+(MAXSUBAUTHS*4)))
 184
 185 #define LOOKUP_NAME_NONE                0x00000000
 186 #define LOOKUP_NAME_ISOLATED             0x00000001  /* Look up unqualified names */
 187 #define LOOKUP_NAME_REMOTE               0x00000002  /* Ask others */
 188 #define LOOKUP_NAME_GROUP                0x00000004  /* (unused) This is a NASTY hack for
 189                                                         valid users = @foo where foo also
 190                                                         exists in as user. */
 191 #define LOOKUP_NAME_EXPLICIT             0x00000008  /* Only include
 192                                                         explicitly mapped names and not
 193                                                         the Unix {User,Group} domain */
 194 #define LOOKUP_NAME_BUILTIN             0x00000010 /* builtin names */
 195 #define LOOKUP_NAME_WKN                 0x00000020 /* well known names */
 196 #define LOOKUP_NAME_DOMAIN              0x00000040 /* only lookup own domain */
 197 #define LOOKUP_NAME_LOCAL               (LOOKUP_NAME_ISOLATED\
 198                                         |LOOKUP_NAME_BUILTIN\
 199                                         |LOOKUP_NAME_WKN\
 200                                         |LOOKUP_NAME_DOMAIN)
 201 #define LOOKUP_NAME_ALL                 (LOOKUP_NAME_ISOLATED\
 202                                         |LOOKUP_NAME_REMOTE\
 203                                         |LOOKUP_NAME_BUILTIN\
 204                                         |LOOKUP_NAME_WKN\
 205                                         |LOOKUP_NAME_DOMAIN)
 206
 207 /**
 208  * @brief Security Identifier
 209  *
 210  * @sa http://msdn.microsoft.com/library/default.asp?url=/library/en-us/security/accctrl_38yn.asp
 211  **/
 212 typedef struct dom_sid DOM_SID;
 213
 214 enum id_mapping {
 215         ID_UNKNOWN = 0,
 216         ID_MAPPED,
 217         ID_UNMAPPED,
 218         ID_EXPIRED
 219 };
 220
 221 enum id_type {
 222         ID_TYPE_NOT_SPECIFIED = 0,
 223         ID_TYPE_UID,
 224         ID_TYPE_GID
 225 };
 226
 227 struct unixid {
 228         uint32_t id;
 229         enum id_type type;
 230 };
 231
 232 struct id_map {
 233         DOM_SID *sid;
 234         struct unixid xid;
 235         enum id_mapping status;
 236 };
 237
 238 #include "librpc/gen_ndr/misc.h"
 239 #include "librpc/gen_ndr/security.h"
 240 #include "librpc/ndr/libndr.h"
 241 #include "librpc/gen_ndr/lsa.h"
 242 #include "librpc/gen_ndr/dfs.h"
 243 #include "librpc/gen_ndr/winreg.h"
 244 #include "librpc/gen_ndr/initshutdown.h"
 245 #include "librpc/gen_ndr/eventlog.h"
 246 #include "librpc/gen_ndr/srvsvc.h"
 247 #include "librpc/gen_ndr/wkssvc.h"
 248 #include "librpc/gen_ndr/echo.h"
 249 #include "librpc/gen_ndr/svcctl.h"
 250 #include "librpc/gen_ndr/netlogon.h"
 251 #include "librpc/gen_ndr/samr.h"
 252 #include "librpc/gen_ndr/dssetup.h"
 253 #include "librpc/gen_ndr/epmapper.h"
 254 #include "librpc/gen_ndr/libnet_join.h"
 255 #include "librpc/gen_ndr/krb5pac.h"
 256 #include "librpc/gen_ndr/ntsvcs.h"
 257 #include "librpc/gen_ndr/nbt.h"
 258 #include "librpc/gen_ndr/drsuapi.h"
 259 #include "librpc/gen_ndr/drsblobs.h"
 260
 261 struct lsa_dom_info {
 262         bool valid;
 263         DOM_SID sid;
 264         const char *name;
 265         int num_idxs;
 266         int *idxs;
 267 };
 268
 269 struct lsa_name_info {
 270         uint32 rid;
 271         enum lsa_SidType type;
 272         const char *name;
 273         int dom_idx;
 274 };
 275
 276 /* Some well-known SIDs */
 277 extern const DOM_SID global_sid_World_Domain;
 278 extern const DOM_SID global_sid_World;
 279 extern const DOM_SID global_sid_Creator_Owner_Domain;
 280 extern const DOM_SID global_sid_NT_Authority;
 281 extern const DOM_SID global_sid_System;
 282 extern const DOM_SID global_sid_NULL;
 283 extern const DOM_SID global_sid_Authenticated_Users;
 284 extern const DOM_SID global_sid_Network;
 285 extern const DOM_SID global_sid_Creator_Owner;
 286 extern const DOM_SID global_sid_Creator_Group;
 287 extern const DOM_SID global_sid_Anonymous;
 288 extern const DOM_SID global_sid_Builtin;
 289 extern const DOM_SID global_sid_Builtin_Administrators;
 290 extern const DOM_SID global_sid_Builtin_Users;
 291 extern const DOM_SID global_sid_Builtin_Guests;
 292 extern const DOM_SID global_sid_Builtin_Power_Users;
 293 extern const DOM_SID global_sid_Builtin_Account_Operators;
 294 extern const DOM_SID global_sid_Builtin_Server_Operators;
 295 extern const DOM_SID global_sid_Builtin_Print_Operators;
 296 extern const DOM_SID global_sid_Builtin_Backup_Operators;
 297 extern const DOM_SID global_sid_Builtin_Replicator;
 298 extern const DOM_SID global_sid_Builtin_PreWin2kAccess;
 299 extern const DOM_SID global_sid_Unix_Users;
 300 extern const DOM_SID global_sid_Unix_Groups;
 301
 302 /*
 303  * The complete list of SIDS belonging to this user.
 304  * Created when a vuid is registered.
 305  * The definition of the user_sids array is as follows :
 306  *
 307  * token->user_sids[0] = primary user SID.
 308  * token->user_sids[1] = primary group SID.
 309  * token->user_sids[2..num_sids] = supplementary group SIDS.
 310  */
 311
 312 #define PRIMARY_USER_SID_INDEX 0
 313 #define PRIMARY_GROUP_SID_INDEX 1
 314
 315 typedef struct nt_user_token {
 316         size_t num_sids;
 317         DOM_SID *user_sids;
 318         SE_PRIV privileges;
 319 } NT_USER_TOKEN;
 320
 321 typedef struct unix_user_token {
 322         uid_t uid;
 323         gid_t gid;
 324         size_t ngroups;
 325         gid_t *groups;
 326 } UNIX_USER_TOKEN;
 327
 328 /* 32 bit time (sec) since 01jan1970 - cifs6.txt, section 3.5, page 30 */
 329 typedef struct time_info {
 330         uint32 time;
 331 } UTIME;
 332
 333 typedef struct write_cache {
 334         SMB_OFF_T file_size;
 335         SMB_OFF_T offset;
 336         size_t alloc_size;
 337         size_t data_size;
 338         char *data;
 339 } write_cache;
 340
 341 typedef struct {
 342         smb_ucs2_t *origname;
 343         smb_ucs2_t *filename;
 344         SMB_STRUCT_STAT *statinfo;
 345 } smb_filename;
 346
 347 #include "fake_file.h"
 348
 349 struct fd_handle {
 350         size_t ref_count;
 351         int fd;
 352         uint64_t position_information;
 353         SMB_OFF_T pos;
 354         uint32 private_options; /* NT Create options, but we only look at
 355                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
 356                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB (Except
 357                                  * for print files *only*, where
 358                                  * DELETE_ON_CLOSE is not stored in the share
 359                                  * mode database.
 360                                  */
 361         unsigned long gen_id;
 362 };
 363
 364 struct event_context;
 365 struct fd_event;
 366 struct timed_event;
 367 struct idle_event;
 368 struct share_mode_entry;
 369 struct uuid;
 370 struct named_mutex;
 371 struct pcap_cache;
 372 struct wb_context;
 373
 374 struct vfs_fsp_data {
 375     struct vfs_fsp_data *next;
 376     struct vfs_handle_struct *owner;
 377     /* NOTE: This structure contains two pointers so that we can guarantee
 378      * that the end of the structure is always both 4-byte and 8-byte aligned.
 379      */
 380 };
 381
 382 /* the basic packet size, assuming no words or bytes */
 383 #define smb_size 39
 384
 385 struct notify_change {
 386         uint32_t action;
 387         const char *name;
 388 };
 389
 390 struct notify_mid_map;
 391 struct notify_entry;
 392 struct notify_event;
 393 struct notify_change_request;
 394 struct sys_notify_backend;
 395 struct sys_notify_context {
 396         struct event_context *ev;
 397         struct connection_struct *conn;
 398         void *private_data;     /* For use by the system backend */
 399 };
 400
 401 struct notify_change_buf {
 402         /*
 403          * If no requests are pending, changes are queued here. Simple array,
 404          * we only append.
 405          */
 406
 407         /*
 408          * num_changes == -1 means that we have got a catch-all change, when
 409          * asked we just return NT_STATUS_OK without specific changes.
 410          */
 411         int num_changes;
 412         struct notify_change *changes;
 413
 414         /*
 415          * If no changes are around requests are queued here. Using a linked
 416          * list, because we have to append at the end and delete from the top.
 417          */
 418         struct notify_change_request *requests;
 419 };
 420
 421 typedef struct files_struct {
 422         struct files_struct *next, *prev;
 423         int fnum;
 424         struct connection_struct *conn;
 425         struct fd_handle *fh;
 426         unsigned int num_smb_operations;
 427         uint16 rap_print_jobid;
 428         struct file_id file_id;
 429         uint64_t initial_allocation_size; /* Faked up initial allocation on disk. */
 430         mode_t mode;
 431         uint16 file_pid;
 432         uint16 vuid;
 433         write_cache *wcp;
 434         struct timeval open_time;
 435         uint32 access_mask;             /* NTCreateX access bits (FILE_READ_DATA etc.) */
 436         uint32 share_access;            /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
 437
 438         bool update_write_time_triggered;
 439         struct timed_event *update_write_time_event;
 440         bool update_write_time_on_close;
 441         struct timespec close_write_time;
 442         bool write_time_forced;
 443
 444         int oplock_type;
 445         int sent_oplock_break;
 446         struct timed_event *oplock_timeout;
 447         struct lock_struct last_lock_failure;
 448         int current_lock_count; /* Count the number of outstanding locks and pending locks. */
 449
 450         struct share_mode_entry *pending_break_messages;
 451         int num_pending_break_messages;
 452
 453         bool can_lock;
 454         bool can_read;
 455         bool can_write;
 456         bool print_file;
 457         bool modified;
 458         bool is_directory;
 459         bool aio_write_behind;
 460         bool lockdb_clean;
 461         bool initial_delete_on_close; /* Only set at NTCreateX if file was created. */
 462         bool posix_open;
 463         char *fsp_name;
 464
 465         struct vfs_fsp_data *vfs_extension;
 466         struct fake_file_handle *fake_file_handle;
 467
 468         struct notify_change_buf *notify;
 469
 470         struct files_struct *base_fsp; /* placeholder for delete on close */
 471 } files_struct;
 472
 473 #include "ntquotas.h"
 474 #include "sysquotas.h"
 475
 476 struct vuid_cache_entry {
 477         struct auth_serversupplied_info *server_info;
 478         uint16_t vuid;
 479         bool read_only;
 480         bool admin_user;
 481 };
 482
 483 struct vuid_cache {
 484         unsigned int next_entry;
 485         struct vuid_cache_entry array[VUID_CACHE_SIZE];
 486 };
 487
 488 typedef struct {
 489         char *name;
 490         bool is_wild;
 491 } name_compare_entry;
 492
 493 struct trans_state {
 494         struct trans_state *next, *prev;
 495         uint16 vuid;
 496         uint16 mid;
 497
 498         uint32 max_param_return;
 499         uint32 max_data_return;
 500         uint32 max_setup_return;
 501
 502         uint8 cmd;              /* SMBtrans or SMBtrans2 */
 503
 504         char *name;             /* for trans requests */
 505         uint16 call;            /* for trans2 and nttrans requests */
 506
 507         bool close_on_completion;
 508         bool one_way;
 509
 510         unsigned int setup_count;
 511         uint16 *setup;
 512
 513         size_t received_data;
 514         size_t received_param;
 515
 516         size_t total_param;
 517         char *param;
 518
 519         size_t total_data;
 520         char *data;
 521 };
 522
 523 /*
 524  * Info about an alternate data stream
 525  */
 526
 527 struct stream_struct {
 528         SMB_OFF_T size;
 529         SMB_OFF_T alloc_size;
 530         char *name;
 531 };
 532
 533 /* Include VFS stuff */
 534
 535 #include "smb_acls.h"
 536 #include "vfs.h"
 537
 538 struct dfree_cached_info {
 539         time_t last_dfree_time;
 540         uint64_t dfree_ret;
 541         uint64_t bsize;
 542         uint64_t dfree;
 543         uint64_t dsize;
 544 };
 545
 546 struct dptr_struct;
 547
 548 struct share_params {
 549         int service;
 550 };
 551
 552 struct share_iterator {
 553         int next_id;
 554 };
 555
 556 typedef struct connection_struct {
 557         struct connection_struct *next, *prev;
 558         unsigned cnum; /* an index passed over the wire */
 559         struct share_params *params;
 560         bool force_user;
 561         struct vuid_cache vuid_cache;
 562         struct dptr_struct *dirptr;
 563         bool printer;
 564         bool ipc;
 565         bool read_only; /* Attributes for the current user of the share. */
 566         bool admin_user; /* Attributes for the current user of the share. */
 567         char *dirpath;
 568         char *connectpath;
 569         char *origpath;
 570
 571         struct vfs_ops vfs;                   /* Filesystem operations */
 572         struct vfs_ops vfs_opaque;                      /* OPAQUE Filesystem operations */
 573         struct vfs_handle_struct *vfs_handles;          /* for the new plugins */
 574
 575         /*
 576          * This represents the user information on this connection. Depending
 577          * on the vuid using this tid, this might change per SMB request.
 578          */
 579         struct auth_serversupplied_info *server_info;
 580
 581         char client_address[INET6_ADDRSTRLEN]; /* String version of client IP address. */
 582
 583         uint16 vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
 584
 585         time_t lastused;
 586         time_t lastused_count;
 587         bool used;
 588         int num_files_open;
 589         unsigned int num_smb_operations; /* Count of smb operations on this tree. */
 590         int encrypt_level;
 591         bool encrypted_tid;
 592
 593         /* Semantics requested by the client or forced by the server config. */
 594         bool case_sensitive;
 595         bool case_preserve;
 596         bool short_case_preserve;
 597
 598         /* Semantics provided by the underlying filesystem. */
 599         int fs_capabilities;
 600
 601         name_compare_entry *hide_list; /* Per-share list of files to return as hidden. */
 602         name_compare_entry *veto_list; /* Per-share list of files to veto (never show). */
 603         name_compare_entry *veto_oplock_list; /* Per-share list of files to refuse oplocks on. */
 604         name_compare_entry *aio_write_behind_list; /* Per-share list of files to use aio write behind on. */
 605         struct dfree_cached_info *dfree_info;
 606         struct trans_state *pending_trans;
 607         struct notify_context *notify_ctx;
 608 } connection_struct;
 609
 610 struct current_user {
 611         connection_struct *conn;
 612         uint16 vuid;
 613         UNIX_USER_TOKEN ut;
 614         NT_USER_TOKEN *nt_user_token;
 615 };
 616
 617 struct smb_request {
 618         uint8_t cmd;
 619         uint16 flags2;
 620         uint16 smbpid;
 621         uint16 mid;
 622         uint16 vuid;
 623         uint16 tid;
 624         uint8  wct;
 625         uint16_t *vwv;
 626         uint16_t buflen;
 627         const uint8_t *buf;
 628         const uint8 *inbuf;
 629         uint8 *outbuf;
 630         size_t unread_bytes;
 631         bool encrypted;
 632         connection_struct *conn;
 633         struct files_struct *chain_fsp;
 634 };
 635
 636 /* Defines for the sent_oplock_break field above. */
 637 #define NO_BREAK_SENT 0
 638 #define BREAK_TO_NONE_SENT 1
 639 #define LEVEL_II_BREAK_SENT 2
 640
 641 typedef struct {
 642         fstring smb_name; /* user name from the client */
 643         fstring unix_name; /* unix user name of a validated user */
 644         fstring full_name; /* to store full name (such as "Joe Bloggs") from gecos field of password file */
 645         fstring domain; /* domain that the client specified */
 646 } userdom_struct;
 647
 648 /* Extra fields above "LPQ_PRINTING" are used to map extra NT status codes. */
 649
 650 enum {LPQ_QUEUED=0,LPQ_PAUSED,LPQ_SPOOLING,LPQ_PRINTING,LPQ_ERROR,LPQ_DELETING,
 651       LPQ_OFFLINE,LPQ_PAPEROUT,LPQ_PRINTED,LPQ_DELETED,LPQ_BLOCKED,LPQ_USER_INTERVENTION};
 652
 653 typedef struct _print_queue_struct {
 654         int job;                /* normally the UNIX jobid -- see note in
 655                                    printing.c:traverse_fn_delete() */
 656         int size;
 657         int page_count;
 658         int status;
 659         int priority;
 660         time_t time;
 661         fstring fs_user;
 662         fstring fs_file;
 663 } print_queue_struct;
 664
 665 enum {LPSTAT_OK, LPSTAT_STOPPED, LPSTAT_ERROR};
 666
 667 typedef struct {
 668         fstring message;
 669         int qcount;
 670         int status;
 671 }  print_status_struct;
 672
 673 /* used for server information: client, nameserv and ipc */
 674 struct server_info_struct {
 675         fstring name;
 676         uint32 type;
 677         fstring comment;
 678         fstring domain; /* used ONLY in ipc.c NOT namework.c */
 679         bool server_added; /* used ONLY in ipc.c NOT namework.c */
 680 };
 681
 682 /* used for network interfaces */
 683 struct interface {
 684         struct interface *next, *prev;
 685         char *name;
 686         int flags;
 687         struct sockaddr_storage ip;
 688         struct sockaddr_storage netmask;
 689         struct sockaddr_storage bcast;
 690 };
 691
 692 /* Internal message queue for deferred opens. */
 693 struct pending_message_list {
 694         struct pending_message_list *next, *prev;
 695         struct timeval request_time; /* When was this first issued? */
 696         struct timeval end_time; /* When does this time out? */
 697         bool encrypted;
 698         DATA_BLOB buf;
 699         DATA_BLOB private_data;
 700 };
 701
 702 #define SHARE_MODE_FLAG_POSIX_OPEN      0x1
 703
 704 /* struct returned by get_share_modes */
 705 struct share_mode_entry {
 706         struct server_id pid;
 707         uint16 op_mid;
 708         uint16 op_type;
 709         uint32 access_mask;             /* NTCreateX access bits (FILE_READ_DATA etc.) */
 710         uint32 share_access;            /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
 711         uint32 private_options; /* NT Create options, but we only look at
 712                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
 713                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB for
 714                                  * smbstatus and swat */
 715         struct timeval time;
 716         struct file_id id;
 717         unsigned long share_file_id;
 718         uint32 uid;             /* uid of file opener. */
 719         uint16 flags;           /* See SHARE_MODE_XX above. */
 720 };
 721
 722 /* oplock break message definition - linearization of share_mode_entry.
 723
 724 Offset  Data                    length.
 725 0       struct server_id pid    4
 726 4       uint16 op_mid           2
 727 6       uint16 op_type          2
 728 8       uint32 access_mask      4
 729 12      uint32 share_access     4
 730 16      uint32 private_options  4
 731 20      uint32 time sec         4
 732 24      uint32 time usec        4
 733 28      SMB_DEV_T dev           8 bytes.
 734 36      SMB_INO_T inode         8 bytes
 735 44      unsigned long file_id   4 bytes
 736 48      uint32 uid              4 bytes
 737 52      uint16 flags            2 bytes
 738 54
 739
 740 */
 741 #ifdef CLUSTER_SUPPORT
 742 #define MSG_SMB_SHARE_MODE_ENTRY_SIZE 58
 743 #else
 744 #define MSG_SMB_SHARE_MODE_ENTRY_SIZE 54
 745 #endif
 746
 747 struct share_mode_lock {
 748         const char *servicepath; /* canonicalized. */
 749         const char *filename;
 750         struct file_id id;
 751         int num_share_modes;
 752         struct share_mode_entry *share_modes;
 753         UNIX_USER_TOKEN *delete_token;
 754         bool delete_on_close;
 755         struct timespec old_write_time;
 756         struct timespec changed_write_time;
 757         bool fresh;
 758         bool modified;
 759         struct db_record *record;
 760 };
 761
 762 /*
 763  * Internal structure of locking.tdb share mode db.
 764  * Used by locking.c and libsmbsharemodes.c
 765  */
 766
 767 struct locking_data {
 768         union {
 769                 struct {
 770                         int num_share_mode_entries;
 771                         bool delete_on_close;
 772                         struct timespec old_write_time;
 773                         struct timespec changed_write_time;
 774                         uint32 delete_token_size; /* Only valid if either of
 775                                                      the two previous fields
 776                                                      are True. */
 777                 } s;
 778                 struct share_mode_entry dummy; /* Needed for alignment. */
 779         } u;
 780         /* The following four entries are implicit
 781            struct share_mode_entry modes[num_share_mode_entries];
 782            char unix_token[delete_token_size] (divisible by 4).
 783            char share_name[];
 784            char file_name[];
 785         */
 786 };
 787
 788 /* Used to store pipe open records for NetFileEnum() */
 789
 790 struct pipe_open_rec {
 791         struct server_id pid;
 792         uid_t uid;
 793         int pnum;
 794         fstring name;
 795 };
 796
 797
 798 #define NT_HASH_LEN 16
 799 #define LM_HASH_LEN 16
 800
 801 /* Password history contants. */
 802 #define PW_HISTORY_SALT_LEN 16
 803 #define SALTED_MD5_HASH_LEN 16
 804 #define PW_HISTORY_ENTRY_LEN (PW_HISTORY_SALT_LEN+SALTED_MD5_HASH_LEN)
 805 #define MAX_PW_HISTORY_LEN 24
 806
 807 /*
 808  * Flags for account policy.
 809  */
 810 #define AP_MIN_PASSWORD_LEN             1
 811 #define AP_PASSWORD_HISTORY             2
 812 #define AP_USER_MUST_LOGON_TO_CHG_PASS  3
 813 #define AP_MAX_PASSWORD_AGE             4
 814 #define AP_MIN_PASSWORD_AGE             5
 815 #define AP_LOCK_ACCOUNT_DURATION        6
 816 #define AP_RESET_COUNT_TIME             7
 817 #define AP_BAD_ATTEMPT_LOCKOUT          8
 818 #define AP_TIME_TO_LOGOUT               9
 819 #define AP_REFUSE_MACHINE_PW_CHANGE     10
 820
 821 /*
 822  * Flags for local user manipulation.
 823  */
 824
 825 #define LOCAL_ADD_USER 0x1
 826 #define LOCAL_DELETE_USER 0x2
 827 #define LOCAL_DISABLE_USER 0x4
 828 #define LOCAL_ENABLE_USER 0x8
 829 #define LOCAL_TRUST_ACCOUNT 0x10
 830 #define LOCAL_SET_NO_PASSWORD 0x20
 831 #define LOCAL_SET_PASSWORD 0x40
 832 #define LOCAL_SET_LDAP_ADMIN_PW 0x80
 833 #define LOCAL_INTERDOM_ACCOUNT 0x100
 834 #define LOCAL_AM_ROOT 0x200  /* Act as root */
 835
 836 /* key and data in the connections database - used in smbstatus and smbd */
 837 struct connections_key {
 838         struct server_id pid;
 839         int cnum;
 840         fstring name;
 841 };
 842
 843 struct connections_data {
 844         int magic;
 845         struct server_id pid;
 846         int cnum;
 847         uid_t uid;
 848         gid_t gid;
 849         char servicename[FSTRING_LEN];
 850         char addr[24];
 851         char machine[FSTRING_LEN];
 852         time_t start;
 853         uint32 bcast_msg_flags;
 854 };
 855
 856
 857 /* the following are used by loadparm for option lists */
 858 typedef enum {
 859         P_BOOL,P_BOOLREV,P_CHAR,P_INTEGER,P_OCTAL,P_LIST,
 860         P_STRING,P_USTRING,P_ENUM,P_SEP
 861 } parm_type;
 862
 863 typedef enum {
 864         P_LOCAL,P_GLOBAL,P_SEPARATOR,P_NONE
 865 } parm_class;
 866
 867 struct enum_list {
 868         int value;
 869         const char *name;
 870 };
 871
 872 struct parm_struct {
 873         const char *label;
 874         parm_type type;
 875         parm_class p_class;
 876         void *ptr;
 877         bool (*special)(int snum, const char *, char **);
 878         const struct enum_list *enum_list;
 879         unsigned flags;
 880         union {
 881                 bool bvalue;
 882                 int ivalue;
 883                 char *svalue;
 884                 char cvalue;
 885                 char **lvalue;
 886         } def;
 887 };
 888
 889 /* The following flags are used in SWAT */
 890 #define FLAG_BASIC      0x0001 /* Display only in BASIC view */
 891 #define FLAG_SHARE      0x0002 /* file sharing options */
 892 #define FLAG_PRINT      0x0004 /* printing options */
 893 #define FLAG_GLOBAL     0x0008 /* local options that should be globally settable in SWAT */
 894 #define FLAG_WIZARD     0x0010 /* Parameters that the wizard will operate on */
 895 #define FLAG_ADVANCED   0x0020 /* Parameters that will be visible in advanced view */
 896 #define FLAG_DEVELOPER  0x0040 /* No longer used */
 897 #define FLAG_DEPRECATED 0x1000 /* options that should no longer be used */
 898 #define FLAG_HIDE       0x2000 /* options that should be hidden in SWAT */
 899 #define FLAG_DOS_STRING 0x4000 /* convert from UNIX to DOS codepage when reading this string. */
 900
 901 struct bitmap {
 902         uint32 *b;
 903         unsigned int n;
 904 };
 905
 906 /* offsets into message for common items */
 907 #define smb_com 8
 908 #define smb_rcls 9
 909 #define smb_reh 10
 910 #define smb_err 11
 911 #define smb_flg 13
 912 #define smb_flg2 14
 913 #define smb_pidhigh 16
 914 #define smb_ss_field 18
 915 #define smb_tid 28
 916 #define smb_pid 30
 917 #define smb_uid 32
 918 #define smb_mid 34
 919 #define smb_wct 36
 920 #define smb_vwv 37
 921 #define smb_vwv0 37
 922 #define smb_vwv1 39
 923 #define smb_vwv2 41
 924 #define smb_vwv3 43
 925 #define smb_vwv4 45
 926 #define smb_vwv5 47
 927 #define smb_vwv6 49
 928 #define smb_vwv7 51
 929 #define smb_vwv8 53
 930 #define smb_vwv9 55
 931 #define smb_vwv10 57
 932 #define smb_vwv11 59
 933 #define smb_vwv12 61
 934 #define smb_vwv13 63
 935 #define smb_vwv14 65
 936 #define smb_vwv15 67
 937 #define smb_vwv16 69
 938 #define smb_vwv17 71
 939
 940 /* flag defines. CIFS spec 3.1.1 */
 941 #define FLAG_SUPPORT_LOCKREAD       0x01
 942 #define FLAG_CLIENT_BUF_AVAIL       0x02
 943 #define FLAG_RESERVED               0x04
 944 #define FLAG_CASELESS_PATHNAMES     0x08
 945 #define FLAG_CANONICAL_PATHNAMES    0x10
 946 #define FLAG_REQUEST_OPLOCK         0x20
 947 #define FLAG_REQUEST_BATCH_OPLOCK   0x40
 948 #define FLAG_REPLY                  0x80
 949
 950 /* the complete */
 951 #define SMBmkdir      0x00   /* create directory */
 952 #define SMBrmdir      0x01   /* delete directory */
 953 #define SMBopen       0x02   /* open file */
 954 #define SMBcreate     0x03   /* create file */
 955 #define SMBclose      0x04   /* close file */
 956 #define SMBflush      0x05   /* flush file */
 957 #define SMBunlink     0x06   /* delete file */
 958 #define SMBmv         0x07   /* rename file */
 959 #define SMBgetatr     0x08   /* get file attributes */
 960 #define SMBsetatr     0x09   /* set file attributes */
 961 #define SMBread       0x0A   /* read from file */
 962 #define SMBwrite      0x0B   /* write to file */
 963 #define SMBlock       0x0C   /* lock byte range */
 964 #define SMBunlock     0x0D   /* unlock byte range */
 965 #define SMBctemp      0x0E   /* create temporary file */
 966 #define SMBmknew      0x0F   /* make new file */
 967 #define SMBcheckpath  0x10   /* check directory path */
 968 #define SMBexit       0x11   /* process exit */
 969 #define SMBlseek      0x12   /* seek */
 970 #define SMBtcon       0x70   /* tree connect */
 971 #define SMBtconX      0x75   /* tree connect and X*/
 972 #define SMBtdis       0x71   /* tree disconnect */
 973 #define SMBnegprot    0x72   /* negotiate protocol */
 974 #define SMBdskattr    0x80   /* get disk attributes */
 975 #define SMBsearch     0x81   /* search directory */
 976 #define SMBsplopen    0xC0   /* open print spool file */
 977 #define SMBsplwr      0xC1   /* write to print spool file */
 978 #define SMBsplclose   0xC2   /* close print spool file */
 979 #define SMBsplretq    0xC3   /* return print queue */
 980 #define SMBsends      0xD0   /* send single block message */
 981 #define SMBsendb      0xD1   /* send broadcast message */
 982 #define SMBfwdname    0xD2   /* forward user name */
 983 #define SMBcancelf    0xD3   /* cancel forward */
 984 #define SMBgetmac     0xD4   /* get machine name */
 985 #define SMBsendstrt   0xD5   /* send start of multi-block message */
 986 #define SMBsendend    0xD6   /* send end of multi-block message */
 987 #define SMBsendtxt    0xD7   /* send text of multi-block message */
 988
 989 /* Core+ protocol */
 990 #define SMBlockread       0x13   /* Lock a range and read */
 991 #define SMBwriteunlock 0x14 /* Unlock a range then write */
 992 #define SMBreadbraw   0x1a  /* read a block of data with no smb header */
 993 #define SMBwritebraw  0x1d  /* write a block of data with no smb header */
 994 #define SMBwritec     0x20  /* secondary write request */
 995 #define SMBwriteclose 0x2c  /* write a file then close it */
 996
 997 /* dos extended protocol */
 998 #define SMBreadBraw      0x1A   /* read block raw */
 999 #define SMBreadBmpx      0x1B   /* read block multiplexed */
1000 #define SMBreadBs        0x1C   /* read block (secondary response) */
1001 #define SMBwriteBraw     0x1D   /* write block raw */
1002 #define SMBwriteBmpx     0x1E   /* write block multiplexed */
1003 #define SMBwriteBs       0x1F   /* write block (secondary request) */
1004 #define SMBwriteC        0x20   /* write complete response */
1005 #define SMBsetattrE      0x22   /* set file attributes expanded */
1006 #define SMBgetattrE      0x23   /* get file attributes expanded */
1007 #define SMBlockingX      0x24   /* lock/unlock byte ranges and X */
1008 #define SMBtrans         0x25   /* transaction - name, bytes in/out */
1009 #define SMBtranss        0x26   /* transaction (secondary request/response) */
1010 #define SMBioctl         0x27   /* IOCTL */
1011 #define SMBioctls        0x28   /* IOCTL  (secondary request/response) */
1012 #define SMBcopy          0x29   /* copy */
1013 #define SMBmove          0x2A   /* move */
1014 #define SMBecho          0x2B   /* echo */
1015 #define SMBopenX         0x2D   /* open and X */
1016 #define SMBreadX         0x2E   /* read and X */
1017 #define SMBwriteX        0x2F   /* write and X */
1018 #define SMBsesssetupX    0x73   /* Session Set Up & X (including User Logon) */
1019 #define SMBffirst        0x82   /* find first */
1020 #define SMBfunique       0x83   /* find unique */
1021 #define SMBfclose        0x84   /* find close */
1022 #define SMBkeepalive     0x85   /* keepalive */
1023 #define SMBinvalid       0xFE   /* invalid command */
1024
1025 /* Extended 2.0 protocol */
1026 #define SMBtrans2        0x32   /* TRANS2 protocol set */
1027 #define SMBtranss2       0x33   /* TRANS2 protocol set, secondary command */
1028 #define SMBfindclose     0x34   /* Terminate a TRANSACT2_FINDFIRST */
1029 #define SMBfindnclose    0x35   /* Terminate a TRANSACT2_FINDNOTIFYFIRST */
1030 #define SMBulogoffX      0x74   /* user logoff */
1031
1032 /* NT SMB extensions. */
1033 #define SMBnttrans       0xA0   /* NT transact */
1034 #define SMBnttranss      0xA1   /* NT transact secondary */
1035 #define SMBntcreateX     0xA2   /* NT create and X */
1036 #define SMBntcancel      0xA4   /* NT cancel */
1037 #define SMBntrename      0xA5   /* NT rename */
1038
1039 /* These are the trans subcommands */
1040 #define TRANSACT_SETNAMEDPIPEHANDLESTATE  0x01
1041 #define TRANSACT_DCERPCCMD                0x26
1042 #define TRANSACT_WAITNAMEDPIPEHANDLESTATE 0x53
1043
1044 /* These are the TRANS2 sub commands */
1045 #define TRANSACT2_OPEN                          0x00
1046 #define TRANSACT2_FINDFIRST                     0x01
1047 #define TRANSACT2_FINDNEXT                      0x02
1048 #define TRANSACT2_QFSINFO                       0x03
1049 #define TRANSACT2_SETFSINFO                     0x04
1050 #define TRANSACT2_QPATHINFO                     0x05
1051 #define TRANSACT2_SETPATHINFO                   0x06
1052 #define TRANSACT2_QFILEINFO                     0x07
1053 #define TRANSACT2_SETFILEINFO                   0x08
1054 #define TRANSACT2_FSCTL                         0x09
1055 #define TRANSACT2_IOCTL                         0x0A
1056 #define TRANSACT2_FINDNOTIFYFIRST               0x0B
1057 #define TRANSACT2_FINDNOTIFYNEXT                0x0C
1058 #define TRANSACT2_MKDIR                         0x0D
1059 #define TRANSACT2_SESSION_SETUP                 0x0E
1060 #define TRANSACT2_GET_DFS_REFERRAL              0x10
1061 #define TRANSACT2_REPORT_DFS_INCONSISTANCY      0x11
1062
1063 /* These are the NT transact sub commands. */
1064 #define NT_TRANSACT_CREATE                1
1065 #define NT_TRANSACT_IOCTL                 2
1066 #define NT_TRANSACT_SET_SECURITY_DESC     3
1067 #define NT_TRANSACT_NOTIFY_CHANGE         4
1068 #define NT_TRANSACT_RENAME                5
1069 #define NT_TRANSACT_QUERY_SECURITY_DESC   6
1070 #define NT_TRANSACT_GET_USER_QUOTA        7
1071 #define NT_TRANSACT_SET_USER_QUOTA        8
1072
1073 /* These are the NT transact_get_user_quota sub commands */
1074 #define TRANSACT_GET_USER_QUOTA_LIST_CONTINUE   0x0000
1075 #define TRANSACT_GET_USER_QUOTA_LIST_START      0x0100
1076 #define TRANSACT_GET_USER_QUOTA_FOR_SID         0x0101
1077
1078 /* Relevant IOCTL codes */
1079 #define IOCTL_QUERY_JOB_INFO      0x530060
1080
1081 /* these are the trans2 sub fields for primary requests */
1082 #define smb_tpscnt smb_vwv0
1083 #define smb_tdscnt smb_vwv1
1084 #define smb_mprcnt smb_vwv2
1085 #define smb_mdrcnt smb_vwv3
1086 #define smb_msrcnt smb_vwv4
1087 #define smb_flags smb_vwv5
1088 #define smb_timeout smb_vwv6
1089 #define smb_pscnt smb_vwv9
1090 #define smb_psoff smb_vwv10
1091 #define smb_dscnt smb_vwv11
1092 #define smb_dsoff smb_vwv12
1093 #define smb_suwcnt smb_vwv13
1094 #define smb_setup smb_vwv14
1095 #define smb_setup0 smb_setup
1096 #define smb_setup1 (smb_setup+2)
1097 #define smb_setup2 (smb_setup+4)
1098
1099 /* these are for the secondary requests */
1100 #define smb_spscnt smb_vwv2
1101 #define smb_spsoff smb_vwv3
1102 #define smb_spsdisp smb_vwv4
1103 #define smb_sdscnt smb_vwv5
1104 #define smb_sdsoff smb_vwv6
1105 #define smb_sdsdisp smb_vwv7
1106 #define smb_sfid smb_vwv8
1107
1108 /* and these for responses */
1109 #define smb_tprcnt smb_vwv0
1110 #define smb_tdrcnt smb_vwv1
1111 #define smb_prcnt smb_vwv3
1112 #define smb_proff smb_vwv4
1113 #define smb_prdisp smb_vwv5
1114 #define smb_drcnt smb_vwv6
1115 #define smb_droff smb_vwv7
1116 #define smb_drdisp smb_vwv8
1117
1118 /* these are for the NT trans primary request. */
1119 #define smb_nt_MaxSetupCount smb_vwv0
1120 #define smb_nt_Flags (smb_vwv0 + 1)
1121 #define smb_nt_TotalParameterCount (smb_vwv0 + 3)
1122 #define smb_nt_TotalDataCount (smb_vwv0 + 7)
1123 #define smb_nt_MaxParameterCount (smb_vwv0 + 11)
1124 #define smb_nt_MaxDataCount (smb_vwv0 + 15)
1125 #define smb_nt_ParameterCount (smb_vwv0 + 19)
1126 #define smb_nt_ParameterOffset (smb_vwv0 + 23)
1127 #define smb_nt_DataCount (smb_vwv0 + 27)
1128 #define smb_nt_DataOffset (smb_vwv0 + 31)
1129 #define smb_nt_SetupCount (smb_vwv0 + 35)
1130 #define smb_nt_Function (smb_vwv0 + 36)
1131 #define smb_nt_SetupStart (smb_vwv0 + 38)
1132
1133 /* these are for the NT trans secondary request. */
1134 #define smb_nts_TotalParameterCount (smb_vwv0 + 3)
1135 #define smb_nts_TotalDataCount (smb_vwv0 + 7)
1136 #define smb_nts_ParameterCount (smb_vwv0 + 11)
1137 #define smb_nts_ParameterOffset (smb_vwv0 + 15)
1138 #define smb_nts_ParameterDisplacement (smb_vwv0 + 19)
1139 #define smb_nts_DataCount (smb_vwv0 + 23)
1140 #define smb_nts_DataOffset (smb_vwv0 + 27)
1141 #define smb_nts_DataDisplacement (smb_vwv0 + 31)
1142
1143 /* these are for the NT trans reply. */
1144 #define smb_ntr_TotalParameterCount (smb_vwv0 + 3)
1145 #define smb_ntr_TotalDataCount (smb_vwv0 + 7)
1146 #define smb_ntr_ParameterCount (smb_vwv0 + 11)
1147 #define smb_ntr_ParameterOffset (smb_vwv0 + 15)
1148 #define smb_ntr_ParameterDisplacement (smb_vwv0 + 19)
1149 #define smb_ntr_DataCount (smb_vwv0 + 23)
1150 #define smb_ntr_DataOffset (smb_vwv0 + 27)
1151 #define smb_ntr_DataDisplacement (smb_vwv0 + 31)
1152
1153 /* these are for the NT create_and_X */
1154 #define smb_ntcreate_NameLength (smb_vwv0 + 5)
1155 #define smb_ntcreate_Flags (smb_vwv0 + 7)
1156 #define smb_ntcreate_RootDirectoryFid (smb_vwv0 + 11)
1157 #define smb_ntcreate_DesiredAccess (smb_vwv0 + 15)
1158 #define smb_ntcreate_AllocationSize (smb_vwv0 + 19)
1159 #define smb_ntcreate_FileAttributes (smb_vwv0 + 27)
1160 #define smb_ntcreate_ShareAccess (smb_vwv0 + 31)
1161 #define smb_ntcreate_CreateDisposition (smb_vwv0 + 35)
1162 #define smb_ntcreate_CreateOptions (smb_vwv0 + 39)
1163 #define smb_ntcreate_ImpersonationLevel (smb_vwv0 + 43)
1164 #define smb_ntcreate_SecurityFlags (smb_vwv0 + 47)
1165
1166 /* this is used on a TConX. I'm not sure the name is very helpful though */
1167 #define SMB_SUPPORT_SEARCH_BITS        0x0001
1168 #define SMB_SHARE_IN_DFS               0x0002
1169
1170 /* Named pipe write mode flags. Used in writeX calls. */
1171 #define PIPE_RAW_MODE 0x4
1172 #define PIPE_START_MESSAGE 0x8
1173
1174 /* File Specific access rights */
1175 #define FILE_READ_DATA        0x00000001
1176 #define FILE_WRITE_DATA       0x00000002
1177 #define FILE_APPEND_DATA      0x00000004
1178 #define FILE_READ_EA          0x00000008 /* File and directory */
1179 #define FILE_WRITE_EA         0x00000010 /* File and directory */
1180 #define FILE_EXECUTE          0x00000020
1181 #define FILE_DELETE_CHILD     0x00000040
1182 #define FILE_READ_ATTRIBUTES  0x00000080
1183 #define FILE_WRITE_ATTRIBUTES 0x00000100
1184
1185 #define FILE_ALL_ACCESS       0x000001FF
1186
1187 /* Directory specific access rights */
1188 #define FILE_LIST_DIRECTORY   0x00000001
1189 #define FILE_ADD_FILE         0x00000002
1190 #define FILE_ADD_SUBDIRECTORY 0x00000004
1191 #define FILE_TRAVERSE         0x00000020
1192 #define FILE_DELETE_CHILD     0x00000040
1193
1194 /* the desired access to use when opening a pipe */
1195 #define DESIRED_ACCESS_PIPE 0x2019f
1196
1197 /* Generic access masks & rights. */
1198 #define DELETE_ACCESS        0x00010000 /* (1L<<16) */
1199 #define READ_CONTROL_ACCESS  0x00020000 /* (1L<<17) */
1200 #define WRITE_DAC_ACCESS     0x00040000 /* (1L<<18) */
1201 #define WRITE_OWNER_ACCESS   0x00080000 /* (1L<<19) */
1202 #define SYNCHRONIZE_ACCESS   0x00100000 /* (1L<<20) */
1203
1204 #define SYSTEM_SECURITY_ACCESS 0x01000000 /* (1L<<24) */
1205 #define MAXIMUM_ALLOWED_ACCESS 0x02000000 /* (1L<<25) */
1206 #define GENERIC_ALL_ACCESS     0x10000000 /* (1<<28) */
1207 #define GENERIC_EXECUTE_ACCESS 0x20000000 /* (1<<29) */
1208 #define GENERIC_WRITE_ACCESS   0x40000000 /* (1<<30) */
1209 #define GENERIC_READ_ACCESS    ((unsigned)0x80000000) /* (((unsigned)1)<<31) */
1210
1211 /* Mapping of generic access rights for files to specific rights. */
1212
1213 /* This maps to 0x1F01FF */
1214 #define FILE_GENERIC_ALL (STANDARD_RIGHTS_REQUIRED_ACCESS| SYNCHRONIZE_ACCESS|FILE_ALL_ACCESS)
1215
1216 /* This maps to 0x120089 */
1217 #define FILE_GENERIC_READ (STANDARD_RIGHTS_READ_ACCESS|FILE_READ_DATA|FILE_READ_ATTRIBUTES|\
1218                                                         FILE_READ_EA|SYNCHRONIZE_ACCESS)
1219
1220 /* This maps to 0x120116 */
1221 #define FILE_GENERIC_WRITE (STD_RIGHT_READ_CONTROL_ACCESS|FILE_WRITE_DATA|FILE_WRITE_ATTRIBUTES|\
1222                                                         FILE_WRITE_EA|FILE_APPEND_DATA|SYNCHRONIZE_ACCESS)
1223
1224 #define FILE_GENERIC_EXECUTE (STANDARD_RIGHTS_EXECUTE_ACCESS|FILE_READ_ATTRIBUTES|\
1225                                                                 FILE_EXECUTE|SYNCHRONIZE_ACCESS)
1226
1227 /* Share specific rights. */
1228 #define SHARE_ALL_ACCESS      FILE_GENERIC_ALL
1229 #define SHARE_READ_ONLY       (FILE_GENERIC_READ|FILE_EXECUTE)
1230
1231 /* Mapping of access rights to UNIX perms. */
1232 #define UNIX_ACCESS_RWX         FILE_GENERIC_ALL
1233 #define UNIX_ACCESS_R           FILE_GENERIC_READ
1234 #define UNIX_ACCESS_W           FILE_GENERIC_WRITE
1235 #define UNIX_ACCESS_X           FILE_GENERIC_EXECUTE
1236
1237 /* Mapping of access rights to UNIX perms. for a UNIX directory. */
1238 #define UNIX_DIRECTORY_ACCESS_RWX               FILE_GENERIC_ALL
1239 #define UNIX_DIRECTORY_ACCESS_R                 FILE_GENERIC_READ
1240 #define UNIX_DIRECTORY_ACCESS_W                 FILE_GENERIC_WRITE
1241 #define UNIX_DIRECTORY_ACCESS_X                 FILE_GENERIC_EXECUTE
1242
1243 #if 0
1244 /*
1245  * This is the old mapping we used to use. To get W2KSP2 profiles
1246  * working we need to map to the canonical file perms.
1247  */
1248 #define UNIX_ACCESS_RWX (UNIX_ACCESS_R|UNIX_ACCESS_W|UNIX_ACCESS_X)
1249 #define UNIX_ACCESS_R (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1250                         FILE_READ_ATTRIBUTES|FILE_READ_EA|FILE_READ_DATA)
1251 #define UNIX_ACCESS_W (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1252                         FILE_WRITE_ATTRIBUTES|FILE_WRITE_EA|\
1253                         FILE_APPEND_DATA|FILE_WRITE_DATA)
1254 #define UNIX_ACCESS_X (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1255                         FILE_EXECUTE|FILE_READ_ATTRIBUTES)
1256 #endif
1257
1258 #define UNIX_ACCESS_NONE (WRITE_OWNER_ACCESS)
1259
1260 /* Flags field. */
1261 #define REQUEST_OPLOCK 2
1262 #define REQUEST_BATCH_OPLOCK 4
1263 #define OPEN_DIRECTORY 8
1264 #define EXTENDED_RESPONSE_REQUIRED 0x10
1265
1266 /* ShareAccess field. */
1267 #define FILE_SHARE_NONE 0 /* Cannot be used in bitmask. */
1268 #define FILE_SHARE_READ 1
1269 #define FILE_SHARE_WRITE 2
1270 #define FILE_SHARE_DELETE 4
1271
1272 /* FileAttributesField */
1273 #define FILE_ATTRIBUTE_READONLY         0x001L
1274 #define FILE_ATTRIBUTE_HIDDEN           0x002L
1275 #define FILE_ATTRIBUTE_SYSTEM           0x004L
1276 #define FILE_ATTRIBUTE_DIRECTORY        0x010L
1277 #define FILE_ATTRIBUTE_ARCHIVE          0x020L
1278 #define FILE_ATTRIBUTE_NORMAL           0x080L
1279 #define FILE_ATTRIBUTE_TEMPORARY        0x100L
1280 #define FILE_ATTRIBUTE_SPARSE           0x200L
1281 #define FILE_ATTRIBUTE_REPARSE_POINT    0x400L
1282 #define FILE_ATTRIBUTE_COMPRESSED       0x800L
1283 #define FILE_ATTRIBUTE_OFFLINE          0x1000L
1284 #define FILE_ATTRIBUTE_NONINDEXED       0x2000L
1285 #define FILE_ATTRIBUTE_ENCRYPTED        0x4000L
1286 #define SAMBA_ATTRIBUTES_MASK           0x7F
1287
1288 /* Flags - combined with attributes. */
1289 #define FILE_FLAG_WRITE_THROUGH    0x80000000L
1290 #define FILE_FLAG_NO_BUFFERING     0x20000000L
1291 #define FILE_FLAG_RANDOM_ACCESS    0x10000000L
1292 #define FILE_FLAG_SEQUENTIAL_SCAN  0x08000000L
1293 #define FILE_FLAG_DELETE_ON_CLOSE  0x04000000L
1294 #define FILE_FLAG_BACKUP_SEMANTICS 0x02000000L
1295 #define FILE_FLAG_POSIX_SEMANTICS  0x01000000L
1296
1297 /* CreateDisposition field. */
1298 #define FILE_SUPERSEDE 0                /* File exists overwrite/supersede. File not exist create. */
1299 #define FILE_OPEN 1                     /* File exists open. File not exist fail. */
1300 #define FILE_CREATE 2                   /* File exists fail. File not exist create. */
1301 #define FILE_OPEN_IF 3                  /* File exists open. File not exist create. */
1302 #define FILE_OVERWRITE 4                /* File exists overwrite. File not exist fail. */
1303 #define FILE_OVERWRITE_IF 5             /* File exists overwrite. File not exist create. */
1304
1305 /* CreateOptions field. */
1306 #define FILE_DIRECTORY_FILE       0x0001
1307 #define FILE_WRITE_THROUGH        0x0002
1308 #define FILE_SEQUENTIAL_ONLY      0x0004
1309 #define FILE_NON_DIRECTORY_FILE   0x0040
1310 #define FILE_NO_EA_KNOWLEDGE      0x0200
1311 #define FILE_EIGHT_DOT_THREE_ONLY 0x0400
1312 #define FILE_RANDOM_ACCESS        0x0800
1313 #define FILE_DELETE_ON_CLOSE      0x1000
1314 #define FILE_OPEN_BY_FILE_ID      0x2000
1315
1316 #define NTCREATEX_OPTIONS_MUST_IGNORE_MASK      (0x008F0480)
1317
1318 #define NTCREATEX_OPTIONS_INVALID_PARAM_MASK    (0xFF100030)
1319
1320 /*
1321  * Private create options used by the ntcreatex processing code. From Samba4.
1322  * We reuse some ignored flags for private use.
1323  */
1324 #define NTCREATEX_OPTIONS_PRIVATE_DENY_DOS     0x00010000
1325 #define NTCREATEX_OPTIONS_PRIVATE_DENY_FCB     0x00020000
1326
1327 /* Private options for streams support */
1328 #define NTCREATEX_OPTIONS_PRIVATE_STREAM_DELETE 0x00040000
1329
1330 /* Responses when opening a file. */
1331 #define FILE_WAS_SUPERSEDED 0
1332 #define FILE_WAS_OPENED 1
1333 #define FILE_WAS_CREATED 2
1334 #define FILE_WAS_OVERWRITTEN 3
1335
1336 /* File type flags */
1337 #define FILE_TYPE_DISK  0
1338 #define FILE_TYPE_BYTE_MODE_PIPE 1
1339 #define FILE_TYPE_MESSAGE_MODE_PIPE 2
1340 #define FILE_TYPE_PRINTER 3
1341 #define FILE_TYPE_COMM_DEVICE 4
1342 #define FILE_TYPE_UNKNOWN 0xFFFF
1343
1344 /* Flag for NT transact rename call. */
1345 #define RENAME_REPLACE_IF_EXISTS 1
1346
1347 /* flags for SMBntrename call (from Samba4) */
1348 #define RENAME_FLAG_MOVE_CLUSTER_INFORMATION 0x102 /* ???? */
1349 #define RENAME_FLAG_HARD_LINK                0x103
1350 #define RENAME_FLAG_RENAME                   0x104
1351 #define RENAME_FLAG_COPY                     0x105
1352
1353 /* Filesystem Attributes. */
1354 #define FILE_CASE_SENSITIVE_SEARCH      0x00000001
1355 #define FILE_CASE_PRESERVED_NAMES       0x00000002
1356 #define FILE_UNICODE_ON_DISK            0x00000004
1357 /* According to cifs9f, this is 4, not 8 */
1358 /* Acconding to testing, this actually sets the security attribute! */
1359 #define FILE_PERSISTENT_ACLS            0x00000008
1360 #define FILE_FILE_COMPRESSION           0x00000010
1361 #define FILE_VOLUME_QUOTAS              0x00000020
1362 #define FILE_SUPPORTS_SPARSE_FILES      0x00000040
1363 #define FILE_SUPPORTS_REPARSE_POINTS    0x00000080
1364 #define FILE_SUPPORTS_REMOTE_STORAGE    0x00000100
1365 #define FS_LFN_APIS                     0x00004000
1366 #define FILE_VOLUME_IS_COMPRESSED       0x00008000
1367 #define FILE_SUPPORTS_OBJECT_IDS        0x00010000
1368 #define FILE_SUPPORTS_ENCRYPTION        0x00020000
1369 #define FILE_NAMED_STREAMS              0x00040000
1370 #define FILE_READ_ONLY_VOLUME           0x00080000
1371
1372 /* ChangeNotify flags. */
1373 #define FILE_NOTIFY_CHANGE_FILE_NAME   0x001
1374 #define FILE_NOTIFY_CHANGE_DIR_NAME    0x002
1375 #define FILE_NOTIFY_CHANGE_ATTRIBUTES  0x004
1376 #define FILE_NOTIFY_CHANGE_SIZE        0x008
1377 #define FILE_NOTIFY_CHANGE_LAST_WRITE  0x010
1378 #define FILE_NOTIFY_CHANGE_LAST_ACCESS 0x020
1379 #define FILE_NOTIFY_CHANGE_CREATION    0x040
1380 #define FILE_NOTIFY_CHANGE_EA          0x080
1381 #define FILE_NOTIFY_CHANGE_SECURITY    0x100
1382 #define FILE_NOTIFY_CHANGE_STREAM_NAME  0x00000200
1383 #define FILE_NOTIFY_CHANGE_STREAM_SIZE  0x00000400
1384 #define FILE_NOTIFY_CHANGE_STREAM_WRITE 0x00000800
1385
1386 #define FILE_NOTIFY_CHANGE_NAME \
1387         (FILE_NOTIFY_CHANGE_FILE_NAME|FILE_NOTIFY_CHANGE_DIR_NAME)
1388
1389 /* change notify action results */
1390 #define NOTIFY_ACTION_ADDED 1
1391 #define NOTIFY_ACTION_REMOVED 2
1392 #define NOTIFY_ACTION_MODIFIED 3
1393 #define NOTIFY_ACTION_OLD_NAME 4
1394 #define NOTIFY_ACTION_NEW_NAME 5
1395 #define NOTIFY_ACTION_ADDED_STREAM 6
1396 #define NOTIFY_ACTION_REMOVED_STREAM 7
1397 #define NOTIFY_ACTION_MODIFIED_STREAM 8
1398
1399
1400 /* where to find the base of the SMB packet proper */
1401 #define smb_base(buf) (((char *)(buf))+4)
1402
1403 /* we don't allow server strings to be longer than 48 characters as
1404    otherwise NT will not honour the announce packets */
1405 #define MAX_SERVER_STRING_LENGTH 48
1406
1407
1408 #define SMB_SUCCESS 0  /* The request was successful. */
1409
1410 #ifdef WITH_DFS
1411 void dfs_unlogin(void);
1412 extern int dcelogin_atmost_once;
1413 #endif
1414
1415 #ifdef NOSTRDUP
1416 char *strdup(char *s);
1417 #endif
1418
1419 #ifndef SIGNAL_CAST
1420 #define SIGNAL_CAST (RETSIGTYPE (*)(int))
1421 #endif
1422
1423 #ifndef SELECT_CAST
1424 #define SELECT_CAST
1425 #endif
1426
1427 /* This was set by JHT in liaison with Jeremy Allison early 1997
1428  * History:
1429  * Version 4.0 - never made public
1430  * Version 4.10 - New to 1.9.16p2, lost in space 1.9.16p3 to 1.9.16p9
1431  *              - Reappeared in 1.9.16p11 with fixed smbd services
1432  * Version 4.20 - To indicate that nmbd and browsing now works better
1433  * Version 4.50 - Set at release of samba-2.2.0 by JHT
1434  *
1435  *  Note: In the presence of NT4.X do not set above 4.9
1436  *        Setting this above 4.9 can have undesired side-effects.
1437  *        This may change again in Samba-3.0 after further testing. JHT
1438  */
1439
1440 #define DEFAULT_MAJOR_VERSION 0x04
1441 #define DEFAULT_MINOR_VERSION 0x09
1442
1443 /* Browser Election Values */
1444 #define BROWSER_ELECTION_VERSION        0x010f
1445 #define BROWSER_CONSTANT        0xaa55
1446
1447 /* Sercurity mode bits. */
1448 #define NEGOTIATE_SECURITY_USER_LEVEL           0x01
1449 #define NEGOTIATE_SECURITY_CHALLENGE_RESPONSE   0x02
1450 #define NEGOTIATE_SECURITY_SIGNATURES_ENABLED   0x04
1451 #define NEGOTIATE_SECURITY_SIGNATURES_REQUIRED  0x08
1452
1453 /* NT Flags2 bits - cifs6.txt section 3.1.2 */
1454
1455 #define FLAGS2_LONG_PATH_COMPONENTS    0x0001
1456 #define FLAGS2_EXTENDED_ATTRIBUTES     0x0002
1457 #define FLAGS2_SMB_SECURITY_SIGNATURES 0x0004
1458 #define FLAGS2_UNKNOWN_BIT4            0x0010
1459 #define FLAGS2_IS_LONG_NAME            0x0040
1460 #define FLAGS2_EXTENDED_SECURITY       0x0800
1461 #define FLAGS2_DFS_PATHNAMES           0x1000
1462 #define FLAGS2_READ_PERMIT_EXECUTE     0x2000
1463 #define FLAGS2_32_BIT_ERROR_CODES      0x4000
1464 #define FLAGS2_UNICODE_STRINGS         0x8000
1465
1466 #define FLAGS2_WIN2K_SIGNATURE         0xC852 /* Hack alert ! For now... JRA. */
1467
1468 /* TCONX Flag (smb_vwv2). */
1469 #define TCONX_FLAG_EXTENDED_RESPONSE    0x8
1470
1471 /* Capabilities.  see ftp.microsoft.com/developr/drg/cifs/cifs/cifs4.txt */
1472
1473 #define CAP_RAW_MODE         0x0001
1474 #define CAP_MPX_MODE         0x0002
1475 #define CAP_UNICODE          0x0004
1476 #define CAP_LARGE_FILES      0x0008
1477 #define CAP_NT_SMBS          0x0010
1478 #define CAP_RPC_REMOTE_APIS  0x0020
1479 #define CAP_STATUS32         0x0040
1480 #define CAP_LEVEL_II_OPLOCKS 0x0080
1481 #define CAP_LOCK_AND_READ    0x0100
1482 #define CAP_NT_FIND          0x0200
1483 #define CAP_DFS              0x1000
1484 #define CAP_W2K_SMBS         0x2000
1485 #define CAP_LARGE_READX      0x4000
1486 #define CAP_LARGE_WRITEX     0x8000
1487 #define CAP_UNIX             0x800000 /* Capabilities for UNIX extensions. Created by HP. */
1488 #define CAP_EXTENDED_SECURITY 0x80000000
1489
1490 /* protocol types. It assumes that higher protocols include lower protocols
1491    as subsets */
1492 enum protocol_types {PROTOCOL_NONE,PROTOCOL_CORE,PROTOCOL_COREPLUS,PROTOCOL_LANMAN1,PROTOCOL_LANMAN2,PROTOCOL_NT1};
1493
1494 /* security levels */
1495 enum security_types {SEC_SHARE,SEC_USER,SEC_SERVER,SEC_DOMAIN,SEC_ADS};
1496
1497 /* server roles */
1498 enum server_types {
1499         ROLE_STANDALONE,
1500         ROLE_DOMAIN_MEMBER,
1501         ROLE_DOMAIN_BDC,
1502         ROLE_DOMAIN_PDC
1503 };
1504
1505 /* printing types */
1506 enum printing_types {PRINT_BSD,PRINT_SYSV,PRINT_AIX,PRINT_HPUX,
1507                      PRINT_QNX,PRINT_PLP,PRINT_LPRNG,PRINT_SOFTQ,
1508                      PRINT_CUPS,PRINT_LPRNT,PRINT_LPROS2,PRINT_IPRINT
1509 #if defined(DEVELOPER) || defined(ENABLE_BUILD_FARM_HACKS)
1510 ,PRINT_TEST,PRINT_VLP
1511 #endif /* DEVELOPER */
1512 };
1513
1514 /* LDAP schema types */
1515 enum schema_types {SCHEMA_COMPAT, SCHEMA_AD, SCHEMA_SAMBA};
1516
1517 /* LDAP SSL options */
1518 enum ldap_ssl_types {LDAP_SSL_OFF, LDAP_SSL_START_TLS};
1519
1520 /* LDAP PASSWD SYNC methods */
1521 enum ldap_passwd_sync_types {LDAP_PASSWD_SYNC_ON, LDAP_PASSWD_SYNC_OFF, LDAP_PASSWD_SYNC_ONLY};
1522
1523 /* Remote architectures we know about. */
1524 enum remote_arch_types {RA_UNKNOWN, RA_WFWG, RA_OS2, RA_WIN95, RA_WINNT,
1525                         RA_WIN2K, RA_WINXP, RA_WIN2K3, RA_VISTA,
1526                         RA_SAMBA, RA_CIFSFS, RA_WINXP64};
1527
1528 /* case handling */
1529 enum case_handling {CASE_LOWER,CASE_UPPER};
1530
1531 /* ACL compatibility */
1532 enum acl_compatibility {ACL_COMPAT_AUTO, ACL_COMPAT_WINNT, ACL_COMPAT_WIN2K};
1533 /*
1534  * Global value meaing that the smb_uid field should be
1535  * ingored (in share level security and protocol level == CORE)
1536  */
1537
1538 #define UID_FIELD_INVALID 0
1539 #define VUID_OFFSET 100 /* Amount to bias returned vuid numbers */
1540
1541 /*
1542  * Size of buffer to use when moving files across filesystems.
1543  */
1544 #define COPYBUF_SIZE (8*1024)
1545
1546 /*
1547  * Used in chaining code.
1548  */
1549 extern int chain_size;
1550
1551 /*
1552  * Map the Core and Extended Oplock requesst bits down
1553  * to common bits (EXCLUSIVE_OPLOCK & BATCH_OPLOCK).
1554  */
1555
1556 /*
1557  * Core protocol.
1558  */
1559 #define CORE_OPLOCK_REQUEST(inbuf) \
1560     ((CVAL(inbuf,smb_flg)&(FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK))>>5)
1561
1562 /*
1563  * Extended protocol.
1564  */
1565 #define EXTENDED_OPLOCK_REQUEST(inbuf) ((SVAL(inbuf,smb_vwv2)&((1<<1)|(1<<2)))>>1)
1566
1567 /* Lock types. */
1568 #define LOCKING_ANDX_SHARED_LOCK 0x1
1569 #define LOCKING_ANDX_OPLOCK_RELEASE 0x2
1570 #define LOCKING_ANDX_CHANGE_LOCKTYPE 0x4
1571 #define LOCKING_ANDX_CANCEL_LOCK 0x8
1572 #define LOCKING_ANDX_LARGE_FILES 0x10
1573
1574 /*
1575  * Bits we test with.
1576  * Note these must fit into 16-bits.
1577  */
1578
1579 #define NO_OPLOCK                       0x0
1580 #define EXCLUSIVE_OPLOCK                0x1
1581 #define BATCH_OPLOCK                    0x2
1582 #define LEVEL_II_OPLOCK                 0x4
1583
1584 /* The following are Samba-private. */
1585 #define INTERNAL_OPEN_ONLY              0x8
1586 #define FAKE_LEVEL_II_OPLOCK            0x10    /* Client requested no_oplock, but we have to
1587                                  * inform potential level2 holders on
1588                                  * write. */
1589 #define DEFERRED_OPEN_ENTRY             0x20
1590 #define UNUSED_SHARE_MODE_ENTRY         0x40
1591 #define FORCE_OPLOCK_BREAK_TO_NONE      0x80
1592
1593 /* None of the following should ever appear in fsp->oplock_request. */
1594 #define SAMBA_PRIVATE_OPLOCK_MASK (INTERNAL_OPEN_ONLY|DEFERRED_OPEN_ENTRY|UNUSED_SHARE_MODE_ENTRY|FORCE_OPLOCK_BREAK_TO_NONE)
1595
1596 #define EXCLUSIVE_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)EXCLUSIVE_OPLOCK|(unsigned int)BATCH_OPLOCK))
1597 #define BATCH_OPLOCK_TYPE(lck) ((lck) & (unsigned int)BATCH_OPLOCK)
1598 #define LEVEL_II_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)LEVEL_II_OPLOCK|(unsigned int)FAKE_LEVEL_II_OPLOCK))
1599
1600 struct inform_level2_message {
1601         SMB_DEV_T dev;
1602         SMB_INO_T inode;
1603         uint16 mid;
1604         unsigned long target_file_id;
1605         unsigned long source_file_id;
1606 };
1607
1608 /* kernel_oplock_message definition.
1609
1610 struct kernel_oplock_message {
1611         SMB_DEV_T dev;
1612         SMB_INO_T inode;
1613         unsigned long file_id;
1614 };
1615
1616 Offset  Data                  length.
1617 0     SMB_DEV_T dev           8 bytes.
1618 8     SMB_INO_T inode         8 bytes
1619 16    unsigned long file_id   4 bytes
1620 20
1621
1622 */
1623 #define MSG_SMB_KERNEL_BREAK_SIZE 20
1624
1625 /* file_renamed_message definition.
1626
1627 struct file_renamed_message {
1628         SMB_DEV_T dev;
1629         SMB_INO_T inode;
1630         char names[1]; A variable area containing sharepath and filename.
1631 };
1632
1633 Offset  Data                    length.
1634 0       SMB_DEV_T dev           8 bytes.
1635 8       SMB_INO_T inode         8 bytes
1636 16      char [] name            zero terminated namelen bytes
1637 minimum length == 18.
1638
1639 */
1640
1641 #define MSG_FILE_RENAMED_MIN_SIZE 16
1642
1643 /*
1644  * On the wire return values for oplock types.
1645  */
1646
1647 #define CORE_OPLOCK_GRANTED (1<<5)
1648 #define EXTENDED_OPLOCK_GRANTED (1<<15)
1649
1650 #define NO_OPLOCK_RETURN 0
1651 #define EXCLUSIVE_OPLOCK_RETURN 1
1652 #define BATCH_OPLOCK_RETURN 2
1653 #define LEVEL_II_OPLOCK_RETURN 3
1654
1655 /* Oplock levels */
1656 #define OPLOCKLEVEL_NONE 0
1657 #define OPLOCKLEVEL_II 1
1658
1659 /*
1660  * Capabilities abstracted for different systems.
1661  */
1662
1663 enum smbd_capability {
1664     KERNEL_OPLOCK_CAPABILITY,
1665     DMAPI_ACCESS_CAPABILITY,
1666     LEASE_CAPABILITY
1667 };
1668
1669 /* if a kernel does support oplocks then a structure of the following
1670    typee is used to describe how to interact with the kernel */
1671 struct kernel_oplocks {
1672         files_struct * (*receive_message)(fd_set *fds);
1673         bool (*set_oplock)(files_struct *fsp, int oplock_type);
1674         void (*release_oplock)(files_struct *fsp);
1675         bool (*msg_waiting)(fd_set *fds);
1676         int notification_fd;
1677 };
1678
1679 #include "smb_macros.h"
1680
1681 #define MAX_NETBIOSNAME_LEN 16
1682 /* DOS character, NetBIOS namestring. Type used on the wire. */
1683 typedef char nstring[MAX_NETBIOSNAME_LEN];
1684 /* Unix character, NetBIOS namestring. Type used to manipulate name in nmbd. */
1685 typedef char unstring[MAX_NETBIOSNAME_LEN*4];
1686
1687 /* A netbios name structure. */
1688 struct nmb_name {
1689         nstring      name;
1690         char         scope[64];
1691         unsigned int name_type;
1692 };
1693
1694 /* A netbios node status array element. */
1695 typedef struct node_status_ {
1696         nstring name;
1697         unsigned char type;
1698         unsigned char flags;
1699 } NODE_STATUS_STRUCT;
1700
1701 /* The extra info from a NetBIOS node status query */
1702 struct node_status_extra {
1703         unsigned char mac_addr[6];
1704         /* There really is more here ... */
1705 };
1706
1707 struct pwd_info {
1708         bool null_pwd;
1709         bool cleartext;
1710
1711         fstring password;
1712 };
1713
1714 /* For split krb5 SPNEGO blobs. */
1715 struct pending_auth_data {
1716         struct pending_auth_data *prev, *next;
1717         uint16 vuid; /* Tag for this entry. */
1718         uint16 smbpid; /* Alternate tag for this entry. */
1719         size_t needed_len;
1720         DATA_BLOB partial_data;
1721 };
1722
1723 typedef struct user_struct {
1724         struct user_struct *next, *prev;
1725         uint16 vuid; /* Tag for this entry. */
1726
1727         char *session_keystr; /* used by utmp and pam session code.
1728                                  TDB key string */
1729         int homes_snum;
1730
1731         struct auth_serversupplied_info *server_info;
1732
1733         struct auth_ntlmssp_state *auth_ntlmssp_state;
1734 } user_struct;
1735
1736 struct unix_error_map {
1737         int unix_error;
1738         int dos_class;
1739         int dos_code;
1740         NTSTATUS nt_error;
1741 };
1742
1743 /*
1744  * Size of new password account encoding string.  This is enough space to
1745  * hold 11 ACB characters, plus the surrounding [] and a terminating null.
1746  * Do not change unless you are adding new ACB bits!
1747  */
1748
1749 #define NEW_PW_FORMAT_SPACE_PADDED_LEN 14
1750
1751 /*
1752    Do you want session setups at user level security with a invalid
1753    password to be rejected or allowed in as guest? WinNT rejects them
1754    but it can be a pain as it means "net view" needs to use a password
1755
1756    You have 3 choices in the setting of map_to_guest:
1757
1758    "NEVER_MAP_TO_GUEST" means session setups with an invalid password
1759    are rejected. This is the default.
1760
1761    "MAP_TO_GUEST_ON_BAD_USER" means session setups with an invalid password
1762    are rejected, unless the username does not exist, in which case it
1763    is treated as a guest login
1764
1765    "MAP_TO_GUEST_ON_BAD_PASSWORD" means session setups with an invalid password
1766    are treated as a guest login
1767
1768    Note that map_to_guest only has an effect in user or server
1769    level security.
1770 */
1771
1772 #define NEVER_MAP_TO_GUEST              0
1773 #define MAP_TO_GUEST_ON_BAD_USER        1
1774 #define MAP_TO_GUEST_ON_BAD_PASSWORD    2
1775 #define MAP_TO_GUEST_ON_BAD_UID         3
1776
1777 #define SAFE_NETBIOS_CHARS ". -_"
1778
1779 /* generic iconv conversion structure */
1780 typedef struct _smb_iconv_t {
1781         size_t (*direct)(void *cd, const char **inbuf, size_t *inbytesleft,
1782                          char **outbuf, size_t *outbytesleft);
1783         size_t (*pull)(void *cd, const char **inbuf, size_t *inbytesleft,
1784                        char **outbuf, size_t *outbytesleft);
1785         size_t (*push)(void *cd, const char **inbuf, size_t *inbytesleft,
1786                        char **outbuf, size_t *outbytesleft);
1787         void *cd_direct, *cd_pull, *cd_push;
1788         char *from_name, *to_name;
1789 } *smb_iconv_t;
1790
1791 /* The maximum length of a trust account password.
1792    Used when we randomly create it, 15 char passwords
1793    exceed NT4's max password length */
1794
1795 #define DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH 14
1796
1797 #include "popt_common.h"
1798
1799 #define PORT_NONE       0
1800 #ifndef LDAP_PORT
1801 #define LDAP_PORT       389
1802 #endif
1803 #define LDAP_GC_PORT    3268
1804
1805 /* used by the IP comparison function */
1806 struct ip_service {
1807         struct sockaddr_storage ss;
1808         unsigned port;
1809 };
1810
1811 /* Special name type used to cause a _kerberos DNS lookup. */
1812 #define KDC_NAME_TYPE 0xDCDC
1813
1814 /* Used by the SMB signing functions. */
1815
1816 typedef struct smb_sign_info {
1817         void (*sign_outgoing_message)(char *outbuf, struct smb_sign_info *si);
1818         bool (*check_incoming_message)(const char *inbuf, struct smb_sign_info *si, bool must_be_ok);
1819         void (*free_signing_context)(struct smb_sign_info *si);
1820         void *signing_context;
1821
1822         bool negotiated_smb_signing;
1823         bool allow_smb_signing;
1824         bool doing_signing;
1825         bool mandatory_signing;
1826         bool seen_valid; /* Have I ever seen a validly signed packet? */
1827 } smb_sign_info;
1828
1829 struct ea_struct {
1830         uint8 flags;
1831         char *name;
1832         DATA_BLOB value;
1833 };
1834
1835 struct ea_list {
1836         struct ea_list *next, *prev;
1837         struct ea_struct ea;
1838 };
1839
1840 /* EA names used internally in Samba. KEEP UP TO DATE with prohibited_ea_names in trans2.c !. */
1841 #define SAMBA_POSIX_INHERITANCE_EA_NAME "user.SAMBA_PAI"
1842 /* EA to use for DOS attributes */
1843 #define SAMBA_XATTR_DOS_ATTRIB "user.DOSATTRIB"
1844 /* Prefix for DosStreams in the vfs_streams_xattr module */
1845 #define SAMBA_XATTR_DOSSTREAM_PREFIX "user.DosStream."
1846
1847 #define UUID_SIZE 16
1848
1849 #define UUID_FLAT_SIZE 16
1850 typedef struct uuid_flat {
1851         uint8 info[UUID_FLAT_SIZE];
1852 } UUID_FLAT;
1853
1854 /* map readonly options */
1855 enum mapreadonly_options {MAP_READONLY_NO, MAP_READONLY_YES, MAP_READONLY_PERMISSIONS};
1856
1857 /* usershare error codes. */
1858 enum usershare_err {
1859                 USERSHARE_OK=0,
1860                 USERSHARE_MALFORMED_FILE,
1861                 USERSHARE_BAD_VERSION,
1862                 USERSHARE_MALFORMED_PATH,
1863                 USERSHARE_MALFORMED_COMMENT_DEF,
1864                 USERSHARE_MALFORMED_ACL_DEF,
1865                 USERSHARE_ACL_ERR,
1866                 USERSHARE_PATH_NOT_ABSOLUTE,
1867                 USERSHARE_PATH_IS_DENIED,
1868                 USERSHARE_PATH_NOT_ALLOWED,
1869                 USERSHARE_PATH_NOT_DIRECTORY,
1870                 USERSHARE_POSIX_ERR
1871 };
1872
1873 /* Different reasons for closing a file. */
1874 enum file_close_type {NORMAL_CLOSE=0,SHUTDOWN_CLOSE,ERROR_CLOSE};
1875
1876 /* Used in SMB_FS_OBJECTID_INFORMATION requests.  Must be exactly 48 bytes. */
1877 #define SAMBA_EXTENDED_INFO_MAGIC 0x536d4261 /* "SmBa" */
1878 #define SAMBA_EXTENDED_INFO_VERSION_STRING_LENGTH 28
1879 struct smb_extended_info {
1880         uint32 samba_magic;             /* Always SAMBA_EXTRA_INFO_MAGIC */
1881         uint32 samba_version;           /* Major/Minor/Release/Revision */
1882         uint32 samba_subversion;        /* Prerelease/RC/Vendor patch */
1883         NTTIME samba_gitcommitdate;
1884         char   samba_version_string[SAMBA_EXTENDED_INFO_VERSION_STRING_LENGTH];
1885 };
1886
1887 /*
1888  * create_file_flags
1889  */
1890 #define CFF_DOS_PATH            0x00000001
1891
1892 #endif /* _SMB_H */