source/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 2 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, write to the Free Software
  24    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  25 */
  26
  27 #ifndef _SMB_H
  28 #define _SMB_H
  29
  30 /* logged when starting the various Samba daemons */
  31 #define COPYRIGHT_STARTUP_MESSAGE       "Copyright Andrew Tridgell and the Samba Team 1992-2006"
  32
  33
  34 #if defined(LARGE_SMB_OFF_T)
  35 #define BUFFER_SIZE (128*1024)
  36 #else /* no large readwrite possible */
  37 #define BUFFER_SIZE (0xFFFF)
  38 #endif
  39
  40 #define SAFETY_MARGIN 1024
  41 #define LARGE_WRITEX_HDR_SIZE 65
  42
  43 #define NMB_PORT 137
  44 #define DGRAM_PORT 138
  45 #define SMB_PORT1 445
  46 #define SMB_PORT2 139
  47 #define SMB_PORTS "445 139"
  48
  49 #define Undefined (-1)
  50 #define False (0)
  51 #define True (1)
  52 #define Auto (2)
  53 #define Required (3)
  54
  55 #ifndef _BOOL
  56 typedef int BOOL;
  57 #define _BOOL       /* So we don't typedef BOOL again in vfs.h */
  58 #endif
  59
  60 #define SIZEOFWORD 2
  61
  62 #ifndef DEF_CREATE_MASK
  63 #define DEF_CREATE_MASK (0755)
  64 #endif
  65
  66 /* string manipulation flags - see clistr.c and srvstr.c */
  67 #define STR_TERMINATE 1
  68 #define STR_UPPER 2
  69 #define STR_ASCII 4
  70 #define STR_UNICODE 8
  71 #define STR_NOALIGN 16
  72 #define STR_TERMINATE_ASCII 128
  73
  74 /* how long to wait for secondary SMB packets (milli-seconds) */
  75 #define SMB_SECONDARY_WAIT (60*1000)
  76
  77 /* Debugging stuff */
  78 #include "debug.h"
  79
  80 /* this defines the error codes that receive_smb can put in smb_read_error */
  81 #define READ_TIMEOUT 1
  82 #define READ_EOF 2
  83 #define READ_ERROR 3
  84 #define WRITE_ERROR 4 /* This error code can go into the client smb_rw_error. */
  85 #define READ_BAD_SIG 5
  86 #define DO_NOT_DO_TDIS 6 /* cli_close_connection() check for this when smbfs wants to keep tree connected */
  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 /* share types */
 142 #define STYPE_DISKTREE  0       /* Disk drive */
 143 #define STYPE_PRINTQ    1       /* Spooler queue */
 144 #define STYPE_DEVICE    2       /* Serial device */
 145 #define STYPE_IPC       3       /* Interprocess communication (IPC) */
 146 #define STYPE_HIDDEN    0x80000000 /* share is a hidden one (ends with $) */
 147
 148 #include "doserr.h"
 149
 150 typedef union unid_t {
 151         uid_t uid;
 152         gid_t gid;
 153 } unid_t;
 154
 155 /*
 156  * SMB UCS2 (16-bit unicode) internal type.
 157  * smb_ucs2_t is *always* in little endian format.
 158  */
 159
 160 typedef uint16 smb_ucs2_t;
 161
 162 /* ucs2 string types. */
 163 typedef smb_ucs2_t wpstring[PSTRING_LEN];
 164 typedef smb_ucs2_t wfstring[FSTRING_LEN];
 165
 166 #ifdef WORDS_BIGENDIAN
 167 #define UCS2_SHIFT 8
 168 #else
 169 #define UCS2_SHIFT 0
 170 #endif
 171
 172 /* turn a 7 bit character into a ucs2 character */
 173 #define UCS2_CHAR(c) ((c) << UCS2_SHIFT)
 174
 175 /* return an ascii version of a ucs2 character */
 176 #define UCS2_TO_CHAR(c) (((c) >> UCS2_SHIFT) & 0xff)
 177
 178 /* Copy into a smb_ucs2_t from a possibly unaligned buffer. Return the copied smb_ucs2_t */
 179 #define COPY_UCS2_CHAR(dest,src) (((unsigned char *)(dest))[0] = ((unsigned char *)(src))[0],\
 180                                 ((unsigned char *)(dest))[1] = ((unsigned char *)(src))[1], (dest))
 181
 182 /* pipe string names */
 183 #define PIPE_LANMAN   "\\PIPE\\LANMAN"
 184 #define PIPE_SRVSVC   "\\PIPE\\srvsvc"
 185 #define PIPE_SAMR     "\\PIPE\\samr"
 186 #define PIPE_WINREG   "\\PIPE\\winreg"
 187 #define PIPE_WKSSVC   "\\PIPE\\wkssvc"
 188 #define PIPE_NETLOGON "\\PIPE\\NETLOGON"
 189 #define PIPE_NTLSA    "\\PIPE\\ntlsa"
 190 #define PIPE_NTSVCS   "\\PIPE\\ntsvcs"
 191 #define PIPE_LSASS    "\\PIPE\\lsass"
 192 #define PIPE_LSARPC   "\\PIPE\\lsarpc"
 193 #define PIPE_SPOOLSS  "\\PIPE\\spoolss"
 194 #define PIPE_NETDFS   "\\PIPE\\netdfs"
 195 #define PIPE_ECHO     "\\PIPE\\rpcecho"
 196 #define PIPE_SHUTDOWN "\\PIPE\\initshutdown"
 197 #define PIPE_EPM      "\\PIPE\\epmapper"
 198 #define PIPE_SVCCTL   "\\PIPE\\svcctl"
 199 #define PIPE_EVENTLOG "\\PIPE\\eventlog"
 200
 201 #define PIPE_NETLOGON_PLAIN "\\NETLOGON"
 202
 203 #define PI_LSARPC               0
 204 #define PI_LSARPC_DS            1
 205 #define PI_SAMR                 2
 206 #define PI_NETLOGON             3
 207 #define PI_SRVSVC               4
 208 #define PI_WKSSVC               5
 209 #define PI_WINREG               6
 210 #define PI_SPOOLSS              7
 211 #define PI_NETDFS               8
 212 #define PI_ECHO                 9
 213 #define PI_SHUTDOWN             10
 214 #define PI_SVCCTL               11
 215 #define PI_EVENTLOG             12
 216 #define PI_NTSVCS               13
 217 #define PI_MAX_PIPES            14
 218
 219 /* 64 bit time (100usec) since ????? - cifs6.txt, section 3.5, page 30 */
 220 typedef struct nttime_info {
 221         uint32 low;
 222         uint32 high;
 223 } NTTIME;
 224
 225
 226 /* Allowable account control bits */
 227 #define ACB_DISABLED                    0x00000001  /* 1 = User account disabled */
 228 #define ACB_HOMDIRREQ                   0x00000002  /* 1 = Home directory required */
 229 #define ACB_PWNOTREQ                    0x00000004  /* 1 = User password not required */
 230 #define ACB_TEMPDUP                     0x00000008  /* 1 = Temporary duplicate account */
 231 #define ACB_NORMAL                      0x00000010  /* 1 = Normal user account */
 232 #define ACB_MNS                         0x00000020  /* 1 = MNS logon user account */
 233 #define ACB_DOMTRUST                    0x00000040  /* 1 = Interdomain trust account */
 234 #define ACB_WSTRUST                     0x00000080  /* 1 = Workstation trust account */
 235 #define ACB_SVRTRUST                    0x00000100  /* 1 = Server trust account (BDC) */
 236 #define ACB_PWNOEXP                     0x00000200  /* 1 = User password does not expire */
 237 #define ACB_AUTOLOCK                    0x00000400  /* 1 = Account auto locked */
 238
 239 /* only valid for > Windows 2000 */
 240 #define ACB_ENC_TXT_PWD_ALLOWED         0x00000800  /* 1 = Text password encryped */
 241 #define ACB_SMARTCARD_REQUIRED          0x00001000  /* 1 = Smart Card required */
 242 #define ACB_TRUSTED_FOR_DELEGATION      0x00002000  /* 1 = Trusted for Delegation */
 243 #define ACB_NOT_DELEGATED               0x00004000  /* 1 = Not delegated */
 244 #define ACB_USE_DES_KEY_ONLY            0x00008000  /* 1 = Use DES key only */
 245 #define ACB_DONT_REQUIRE_PREAUTH        0x00010000  /* 1 = Preauth not required */
 246 #define ACB_PWEXPIRED                   0x00020000  /* 1 = Password is expired */
 247 #define ACB_NO_AUTH_DATA_REQD           0x00080000  /* 1 = No authorization data required */
 248
 249 #define MAX_HOURS_LEN 32
 250
 251 #ifndef MAXSUBAUTHS
 252 #define MAXSUBAUTHS 15 /* max sub authorities in a SID */
 253 #endif
 254
 255 #define SID_MAX_SIZE ((size_t)(8+(MAXSUBAUTHS*4)))
 256
 257 /* SID Types */
 258 enum SID_NAME_USE {
 259         SID_NAME_USE_NONE = 0,
 260         SID_NAME_USER    = 1, /* user */
 261         SID_NAME_DOM_GRP,     /* domain group */
 262         SID_NAME_DOMAIN,      /* domain sid */
 263         SID_NAME_ALIAS,       /* local group */
 264         SID_NAME_WKN_GRP,     /* well-known group */
 265         SID_NAME_DELETED,     /* deleted account: needed for c2 rating */
 266         SID_NAME_INVALID,     /* invalid account */
 267         SID_NAME_UNKNOWN,     /* unknown sid type */
 268         SID_NAME_COMPUTER     /* sid for a computer */
 269 };
 270
 271 #define LOOKUP_NAME_ISOLATED 1  /* Look up unqualified names */
 272 #define LOOKUP_NAME_REMOTE   2  /* Ask others */
 273 #define LOOKUP_NAME_ALL (LOOKUP_NAME_ISOLATED|LOOKUP_NAME_REMOTE)
 274
 275 #define LOOKUP_NAME_GROUP    4  /* (unused) This is a NASTY hack for valid users = @foo
 276                                  * where foo also exists in as user. */
 277
 278 /**
 279  * @brief Security Identifier
 280  *
 281  * @sa http://msdn.microsoft.com/library/default.asp?url=/library/en-us/security/accctrl_38yn.asp
 282  **/
 283 typedef struct sid_info {
 284         uint8  sid_rev_num;             /**< SID revision number */
 285         uint8  num_auths;               /**< Number of sub-authorities */
 286         uint8  id_auth[6];              /**< Identifier Authority */
 287         /*
 288          *  Pointer to sub-authorities.
 289          *
 290          * @note The values in these uint32's are in *native* byteorder, not
 291          * neccessarily little-endian...... JRA.
 292          */
 293         uint32 sub_auths[MAXSUBAUTHS];
 294 } DOM_SID;
 295
 296 struct lsa_dom_info {
 297         BOOL valid;
 298         DOM_SID sid;
 299         const char *name;
 300         int num_idxs;
 301         int *idxs;
 302 };
 303
 304 struct lsa_name_info {
 305         uint32 rid;
 306         enum SID_NAME_USE type;
 307         const char *name;
 308         int dom_idx;
 309 };
 310
 311 /* Some well-known SIDs */
 312 extern const DOM_SID global_sid_World_Domain;
 313 extern const DOM_SID global_sid_World;
 314 extern const DOM_SID global_sid_Creator_Owner_Domain;
 315 extern const DOM_SID global_sid_NT_Authority;
 316 extern const DOM_SID global_sid_System;
 317 extern const DOM_SID global_sid_NULL;
 318 extern const DOM_SID global_sid_Authenticated_Users;
 319 extern const DOM_SID global_sid_Network;
 320 extern const DOM_SID global_sid_Creator_Owner;
 321 extern const DOM_SID global_sid_Creator_Group;
 322 extern const DOM_SID global_sid_Anonymous;
 323 extern const DOM_SID global_sid_Builtin;
 324 extern const DOM_SID global_sid_Builtin_Administrators;
 325 extern const DOM_SID global_sid_Builtin_Users;
 326 extern const DOM_SID global_sid_Builtin_Guests;
 327 extern const DOM_SID global_sid_Builtin_Power_Users;
 328 extern const DOM_SID global_sid_Builtin_Account_Operators;
 329 extern const DOM_SID global_sid_Builtin_Server_Operators;
 330 extern const DOM_SID global_sid_Builtin_Print_Operators;
 331 extern const DOM_SID global_sid_Builtin_Backup_Operators;
 332 extern const DOM_SID global_sid_Builtin_Replicator;
 333 extern const DOM_SID global_sid_Builtin_PreWin2kAccess;
 334 extern const DOM_SID global_sid_Unix_Users;
 335 extern const DOM_SID global_sid_Unix_Groups;
 336
 337 /*
 338  * The complete list of SIDS belonging to this user.
 339  * Created when a vuid is registered.
 340  * The definition of the user_sids array is as follows :
 341  *
 342  * token->user_sids[0] = primary user SID.
 343  * token->user_sids[1] = primary group SID.
 344  * token->user_sids[2..num_sids] = supplementary group SIDS.
 345  */
 346
 347 #define PRIMARY_USER_SID_INDEX 0
 348 #define PRIMARY_GROUP_SID_INDEX 1
 349
 350 typedef struct nt_user_token {
 351         size_t num_sids;
 352         DOM_SID *user_sids;
 353         SE_PRIV privileges;
 354 } NT_USER_TOKEN;
 355
 356 typedef struct _unix_token {
 357         uid_t uid;
 358         gid_t gid;
 359         int ngroups;
 360         gid_t *groups;
 361 } UNIX_USER_TOKEN;
 362
 363 /* 32 bit time (sec) since 01jan1970 - cifs6.txt, section 3.5, page 30 */
 364 typedef struct time_info {
 365         uint32 time;
 366 } UTIME;
 367
 368 /* Structure used when SMBwritebmpx is active */
 369 typedef struct {
 370         size_t wr_total_written; /* So we know when to discard this */
 371         int32 wr_timeout;
 372         int32 wr_errclass; /* Cached errors */
 373         int32 wr_error; /* Cached errors */
 374         NTSTATUS wr_status; /* Cached errors */
 375         BOOL  wr_mode; /* write through mode) */
 376         BOOL  wr_discard; /* discard all further data */
 377 } write_bmpx_struct;
 378
 379 typedef struct write_cache {
 380         SMB_OFF_T file_size;
 381         SMB_OFF_T offset;
 382         size_t alloc_size;
 383         size_t data_size;
 384         char *data;
 385 } write_cache;
 386
 387 typedef struct {
 388         smb_ucs2_t *origname;
 389         smb_ucs2_t *filename;
 390         SMB_STRUCT_STAT *statinfo;
 391 } smb_filename;
 392
 393 #include "fake_file.h"
 394
 395 struct fd_handle {
 396         size_t ref_count;
 397         int fd;
 398         SMB_BIG_UINT position_information;
 399         SMB_OFF_T pos;
 400         uint32 private_options; /* NT Create options, but we only look at
 401                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
 402                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB (Except
 403                                  * for print files *only*, where
 404                                  * DELETE_ON_CLOSE is not stored in the share
 405                                  * mode database.
 406                                  */
 407         unsigned long file_id;
 408 };
 409
 410 struct timed_event;
 411 struct idle_event;
 412 struct share_mode_entry;
 413
 414 typedef struct files_struct {
 415         struct files_struct *next, *prev;
 416         int fnum;
 417         struct connection_struct *conn;
 418         struct fd_handle *fh;
 419         unsigned int num_smb_operations;
 420         uint16 rap_print_jobid;
 421         SMB_DEV_T dev;
 422         SMB_INO_T inode;
 423         SMB_BIG_UINT initial_allocation_size; /* Faked up initial allocation on disk. */
 424         mode_t mode;
 425         uint16 file_pid;
 426         uint16 vuid;
 427         write_bmpx_struct *wbmpx_ptr;
 428         write_cache *wcp;
 429         struct timeval open_time;
 430         uint32 access_mask;             /* NTCreateX access bits (FILE_READ_DATA etc.) */
 431         uint32 share_access;            /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
 432         BOOL pending_modtime_owner;
 433         time_t pending_modtime;
 434         time_t last_write_time;
 435         int oplock_type;
 436         int sent_oplock_break;
 437         struct timed_event *oplock_timeout;
 438
 439         struct share_mode_entry *pending_break_messages;
 440         int num_pending_break_messages;
 441
 442         BOOL can_lock;
 443         BOOL can_read;
 444         BOOL can_write;
 445         BOOL print_file;
 446         BOOL modified;
 447         BOOL is_directory;
 448         BOOL is_stat;
 449         BOOL aio_write_behind;
 450         BOOL lockdb_clean;
 451         char *fsp_name;
 452         FAKE_FILE_HANDLE *fake_file_handle;
 453 } files_struct;
 454
 455 #include "ntquotas.h"
 456 #include "sysquotas.h"
 457
 458 /* used to hold an arbitrary blob of data */
 459 typedef struct data_blob_ {
 460         uint8 *data;
 461         size_t length;
 462         void (*free)(struct data_blob_ *data_blob);
 463 } DATA_BLOB;
 464
 465 /*
 466  * Structure used to keep directory state information around.
 467  * Used in NT change-notify code.
 468  */
 469
 470 typedef struct {
 471         time_t modify_time;
 472         time_t status_time;
 473 } dir_status_struct;
 474
 475 struct vuid_cache_entry {
 476         uint16 vuid;
 477         BOOL read_only;
 478         BOOL admin_user;
 479 };
 480
 481 struct vuid_cache {
 482         unsigned int entries;
 483         struct vuid_cache_entry array[VUID_CACHE_SIZE];
 484 };
 485
 486 typedef struct {
 487         char *name;
 488         BOOL is_wild;
 489 } name_compare_entry;
 490
 491 struct trans_state {
 492         struct trans_state *next, *prev;
 493         uint16 vuid;
 494         uint16 mid;
 495
 496         uint32 max_param_return;
 497         uint32 max_data_return;
 498         uint32 max_setup_return;
 499
 500         uint8 cmd;              /* SMBtrans or SMBtrans2 */
 501
 502         fstring name;           /* for trans requests */
 503         uint16 call;            /* for trans2 and nttrans requests */
 504
 505         BOOL close_on_completion;
 506         BOOL one_way;
 507
 508         unsigned int setup_count;
 509         uint16 *setup;
 510
 511         size_t received_data;
 512         size_t received_param;
 513
 514         size_t total_param;
 515         char *param;
 516
 517         size_t total_data;
 518         char *data;
 519 };
 520
 521 /* Include VFS stuff */
 522
 523 #include "smb_acls.h"
 524 #include "vfs.h"
 525
 526 struct dfree_cached_info {
 527         time_t last_dfree_time;
 528         SMB_BIG_UINT dfree_ret;
 529         SMB_BIG_UINT bsize;
 530         SMB_BIG_UINT dfree;
 531         SMB_BIG_UINT dsize;
 532 };
 533
 534 struct dptr_struct;
 535
 536 typedef struct connection_struct {
 537         struct connection_struct *next, *prev;
 538         TALLOC_CTX *mem_ctx;
 539         unsigned cnum; /* an index passed over the wire */
 540         int service;
 541         BOOL force_user;
 542         BOOL force_group;
 543         struct vuid_cache vuid_cache;
 544         struct dptr_struct *dirptr;
 545         BOOL printer;
 546         BOOL ipc;
 547         BOOL read_only; /* Attributes for the current user of the share. */
 548         BOOL admin_user; /* Attributes for the current user of the share. */
 549         char *dirpath;
 550         char *connectpath;
 551         char *origpath;
 552
 553         struct vfs_ops vfs;                   /* Filesystem operations */
 554         struct vfs_ops vfs_opaque;                      /* OPAQUE Filesystem operations */
 555         struct vfs_handle_struct *vfs_handles;          /* for the new plugins */
 556
 557         char *user; /* name of user who *opened* this connection */
 558         uid_t uid; /* uid of user who *opened* this connection */
 559         gid_t gid; /* gid of user who *opened* this connection */
 560         char client_address[18]; /* String version of client IP address. */
 561
 562         uint16 vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
 563
 564         /* following groups stuff added by ih */
 565
 566         /* This groups info is valid for the user that *opened* the connection */
 567         size_t ngroups;
 568         gid_t *groups;
 569         NT_USER_TOKEN *nt_user_token;
 570
 571         time_t lastused;
 572         time_t lastused_count;
 573         BOOL used;
 574         int num_files_open;
 575         unsigned int num_smb_operations; /* Count of smb operations on this tree. */
 576
 577         BOOL case_sensitive;
 578         BOOL case_preserve;
 579         BOOL short_case_preserve;
 580
 581         name_compare_entry *hide_list; /* Per-share list of files to return as hidden. */
 582         name_compare_entry *veto_list; /* Per-share list of files to veto (never show). */
 583         name_compare_entry *veto_oplock_list; /* Per-share list of files to refuse oplocks on. */
 584         name_compare_entry *aio_write_behind_list; /* Per-share list of files to use aio write behind on. */
 585         struct dfree_cached_info *dfree_info;
 586         struct trans_state *pending_trans;
 587 } connection_struct;
 588
 589 struct current_user {
 590         connection_struct *conn;
 591         uint16 vuid;
 592         UNIX_USER_TOKEN ut;
 593         NT_USER_TOKEN *nt_user_token;
 594 };
 595
 596 /* Defines for the sent_oplock_break field above. */
 597 #define NO_BREAK_SENT 0
 598 #define BREAK_TO_NONE_SENT 1
 599 #define LEVEL_II_BREAK_SENT 2
 600
 601 typedef struct {
 602         fstring smb_name; /* user name from the client */
 603         fstring unix_name; /* unix user name of a validated user */
 604         fstring full_name; /* to store full name (such as "Joe Bloggs") from gecos field of password file */
 605         fstring domain; /* domain that the client specified */
 606 } userdom_struct;
 607
 608 /* Extra fields above "LPQ_PRINTING" are used to map extra NT status codes. */
 609
 610 enum {LPQ_QUEUED=0,LPQ_PAUSED,LPQ_SPOOLING,LPQ_PRINTING,LPQ_ERROR,LPQ_DELETING,
 611       LPQ_OFFLINE,LPQ_PAPEROUT,LPQ_PRINTED,LPQ_DELETED,LPQ_BLOCKED,LPQ_USER_INTERVENTION};
 612
 613 typedef struct _print_queue_struct {
 614         int job;                /* normally the UNIX jobid -- see note in
 615                                    printing.c:traverse_fn_delete() */
 616         int size;
 617         int page_count;
 618         int status;
 619         int priority;
 620         time_t time;
 621         fstring fs_user;
 622         fstring fs_file;
 623 } print_queue_struct;
 624
 625 enum {LPSTAT_OK, LPSTAT_STOPPED, LPSTAT_ERROR};
 626
 627 typedef struct {
 628         fstring message;
 629         int qcount;
 630         int status;
 631 }  print_status_struct;
 632
 633 /* used for server information: client, nameserv and ipc */
 634 struct server_info_struct {
 635         fstring name;
 636         uint32 type;
 637         fstring comment;
 638         fstring domain; /* used ONLY in ipc.c NOT namework.c */
 639         BOOL server_added; /* used ONLY in ipc.c NOT namework.c */
 640 };
 641
 642 /* used for network interfaces */
 643 struct interface {
 644         struct interface *next, *prev;
 645         struct in_addr ip;
 646         struct in_addr bcast;
 647         struct in_addr nmask;
 648 };
 649
 650 /* Internal message queue for deferred opens. */
 651 struct pending_message_list {
 652         struct pending_message_list *next, *prev;
 653         struct timeval request_time; /* When was this first issued? */
 654         struct timeval end_time; /* When does this time out? */
 655         DATA_BLOB buf;
 656         DATA_BLOB private_data;
 657 };
 658
 659 /* struct returned by get_share_modes */
 660 struct share_mode_entry {
 661         struct process_id pid;
 662         uint16 op_mid;
 663         uint16 op_type;
 664         uint32 access_mask;             /* NTCreateX access bits (FILE_READ_DATA etc.) */
 665         uint32 share_access;            /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
 666         uint32 private_options; /* NT Create options, but we only look at
 667                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
 668                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB for
 669                                  * smbstatus and swat */
 670         struct timeval time;
 671         SMB_DEV_T dev;
 672         SMB_INO_T inode;
 673         unsigned long share_file_id;
 674         uint32 uid;             /* uid of file opener. */
 675 };
 676
 677 /* oplock break message definition - linearization of share_mode_entry.
 678
 679 Offset  Data                    length.
 680 0       struct process_id pid   4
 681 4       uint16 op_mid           2
 682 6       uint16 op_type          2
 683 8       uint32 access_mask      4
 684 12      uint32 share_access     4
 685 16      uint32 private_options  4
 686 20      uint32 time sec         4
 687 24      uint32 time usec        4
 688 28      SMB_DEV_T dev           8 bytes.
 689 36      SMB_INO_T inode         8 bytes
 690 44      unsigned long file_id   4 bytes
 691 48      uint32 uid              4 bytes
 692 52
 693
 694 */
 695 #define MSG_SMB_SHARE_MODE_ENTRY_SIZE 52
 696
 697 struct share_mode_lock {
 698         const char *servicepath; /* canonicalized. */
 699         const char *filename;
 700         SMB_DEV_T dev;
 701         SMB_INO_T ino;
 702         int num_share_modes;
 703         struct share_mode_entry *share_modes;
 704         UNIX_USER_TOKEN *delete_token;
 705         BOOL delete_on_close;
 706         BOOL initial_delete_on_close;
 707         BOOL fresh;
 708         BOOL modified;
 709 };
 710
 711 /*
 712  * Internal structure of locking.tdb share mode db.
 713  * Used by locking.c and libsmbsharemodes.c
 714  */
 715
 716 struct locking_data {
 717         union {
 718                 struct {
 719                         int num_share_mode_entries;
 720                         BOOL delete_on_close;
 721                         BOOL initial_delete_on_close; /* Only set at NTCreateX if file was created. */
 722                         uint32 delete_token_size; /* Only valid if either of
 723                                                      the two previous fields
 724                                                      are True. */
 725                 } s;
 726                 struct share_mode_entry dummy; /* Needed for alignment. */
 727         } u;
 728         /* The following four entries are implicit
 729            struct share_mode_entry modes[num_share_mode_entries];
 730            char unix_token[delete_token_size] (divisible by 4).
 731            char share_name[];
 732            char file_name[];
 733         */
 734 };
 735
 736 #define NT_HASH_LEN 16
 737 #define LM_HASH_LEN 16
 738
 739 /* Password history contants. */
 740 #define PW_HISTORY_SALT_LEN 16
 741 #define SALTED_MD5_HASH_LEN 16
 742 #define PW_HISTORY_ENTRY_LEN (PW_HISTORY_SALT_LEN+SALTED_MD5_HASH_LEN)
 743 #define MAX_PW_HISTORY_LEN 24
 744
 745 /*
 746  * Flags for account policy.
 747  */
 748 #define AP_MIN_PASSWORD_LEN             1
 749 #define AP_PASSWORD_HISTORY             2
 750 #define AP_USER_MUST_LOGON_TO_CHG_PASS  3
 751 #define AP_MAX_PASSWORD_AGE             4
 752 #define AP_MIN_PASSWORD_AGE             5
 753 #define AP_LOCK_ACCOUNT_DURATION        6
 754 #define AP_RESET_COUNT_TIME             7
 755 #define AP_BAD_ATTEMPT_LOCKOUT          8
 756 #define AP_TIME_TO_LOGOUT               9
 757 #define AP_REFUSE_MACHINE_PW_CHANGE     10
 758
 759 /*
 760  * Flags for local user manipulation.
 761  */
 762
 763 #define LOCAL_ADD_USER 0x1
 764 #define LOCAL_DELETE_USER 0x2
 765 #define LOCAL_DISABLE_USER 0x4
 766 #define LOCAL_ENABLE_USER 0x8
 767 #define LOCAL_TRUST_ACCOUNT 0x10
 768 #define LOCAL_SET_NO_PASSWORD 0x20
 769 #define LOCAL_SET_PASSWORD 0x40
 770 #define LOCAL_SET_LDAP_ADMIN_PW 0x80
 771 #define LOCAL_INTERDOM_ACCOUNT 0x100
 772 #define LOCAL_AM_ROOT 0x200  /* Act as root */
 773
 774 /* key and data in the connections database - used in smbstatus and smbd */
 775 struct connections_key {
 776         struct process_id pid;
 777         int cnum;
 778         fstring name;
 779 };
 780
 781 struct connections_data {
 782         int magic;
 783         struct process_id pid;
 784         int cnum;
 785         uid_t uid;
 786         gid_t gid;
 787         char name[24];
 788         char addr[24];
 789         char machine[FSTRING_LEN];
 790         time_t start;
 791         uint32 bcast_msg_flags;
 792 };
 793
 794
 795 /* the following are used by loadparm for option lists */
 796 typedef enum {
 797         P_BOOL,P_BOOLREV,P_CHAR,P_INTEGER,P_OCTAL,P_LIST,
 798         P_STRING,P_USTRING,P_GSTRING,P_UGSTRING,P_ENUM,P_SEP
 799 } parm_type;
 800
 801 typedef enum {
 802         P_LOCAL,P_GLOBAL,P_SEPARATOR,P_NONE
 803 } parm_class;
 804
 805 struct enum_list {
 806         int value;
 807         const char *name;
 808 };
 809
 810 struct parm_struct {
 811         const char *label;
 812         parm_type type;
 813         parm_class p_class;
 814         void *ptr;
 815         BOOL (*special)(int snum, const char *, char **);
 816         const struct enum_list *enum_list;
 817         unsigned flags;
 818         union {
 819                 BOOL bvalue;
 820                 int ivalue;
 821                 char *svalue;
 822                 char cvalue;
 823                 char **lvalue;
 824         } def;
 825 };
 826
 827 /* The following flags are used in SWAT */
 828 #define FLAG_BASIC      0x0001 /* Display only in BASIC view */
 829 #define FLAG_SHARE      0x0002 /* file sharing options */
 830 #define FLAG_PRINT      0x0004 /* printing options */
 831 #define FLAG_GLOBAL     0x0008 /* local options that should be globally settable in SWAT */
 832 #define FLAG_WIZARD     0x0010 /* Parameters that the wizard will operate on */
 833 #define FLAG_ADVANCED   0x0020 /* Parameters that will be visible in advanced view */
 834 #define FLAG_DEVELOPER  0x0040 /* No longer used */
 835 #define FLAG_DEPRECATED 0x1000 /* options that should no longer be used */
 836 #define FLAG_HIDE       0x2000 /* options that should be hidden in SWAT */
 837 #define FLAG_DOS_STRING 0x4000 /* convert from UNIX to DOS codepage when reading this string. */
 838
 839 /* passed to br lock code - the UNLOCK_LOCK should never be stored into the tdb
 840    and is used in calculating POSIX unlock ranges only. */
 841
 842 enum brl_type {READ_LOCK, WRITE_LOCK, PENDING_LOCK, UNLOCK_LOCK};
 843 enum brl_flavour {WINDOWS_LOCK = 0, POSIX_LOCK = 1};
 844
 845 /* The key used in the brlock database. */
 846
 847 struct lock_key {
 848         SMB_DEV_T device;
 849         SMB_INO_T inode;
 850 };
 851
 852 struct byte_range_lock {
 853         files_struct *fsp;
 854         unsigned int num_locks;
 855         BOOL modified;
 856         struct lock_key key;
 857         void *lock_data;
 858 };
 859
 860 #define BRLOCK_FN_CAST() \
 861         void (*)(SMB_DEV_T dev, SMB_INO_T ino, struct process_id pid, \
 862                                  enum brl_type lock_type, \
 863                                  enum brl_flavour lock_flav, \
 864                                  br_off start, br_off size)
 865
 866 #define BRLOCK_FN(fn) \
 867         void (*fn)(SMB_DEV_T dev, SMB_INO_T ino, struct process_id pid, \
 868                                  enum brl_type lock_type, \
 869                                  enum brl_flavour lock_flav, \
 870                                  br_off start, br_off size)
 871
 872 #define LOCKING_FN_CAST() \
 873         void (*)(struct share_mode_entry *, const char *, const char *)
 874
 875 #define LOCKING_FN(fn) \
 876         void (*fn)(struct share_mode_entry *, const char *, const char *)
 877
 878 struct bitmap {
 879         uint32 *b;
 880         unsigned int n;
 881 };
 882
 883 #ifndef LOCKING_VERSION
 884 #define LOCKING_VERSION 4
 885 #endif /* LOCKING_VERSION */
 886
 887 /* the basic packet size, assuming no words or bytes */
 888 #define smb_size 39
 889
 890 /* offsets into message for common items */
 891 #define smb_com 8
 892 #define smb_rcls 9
 893 #define smb_reh 10
 894 #define smb_err 11
 895 #define smb_flg 13
 896 #define smb_flg2 14
 897 #define smb_pidhigh 16
 898 #define smb_ss_field 18
 899 #define smb_tid 28
 900 #define smb_pid 30
 901 #define smb_uid 32
 902 #define smb_mid 34
 903 #define smb_wct 36
 904 #define smb_vwv 37
 905 #define smb_vwv0 37
 906 #define smb_vwv1 39
 907 #define smb_vwv2 41
 908 #define smb_vwv3 43
 909 #define smb_vwv4 45
 910 #define smb_vwv5 47
 911 #define smb_vwv6 49
 912 #define smb_vwv7 51
 913 #define smb_vwv8 53
 914 #define smb_vwv9 55
 915 #define smb_vwv10 57
 916 #define smb_vwv11 59
 917 #define smb_vwv12 61
 918 #define smb_vwv13 63
 919 #define smb_vwv14 65
 920 #define smb_vwv15 67
 921 #define smb_vwv16 69
 922 #define smb_vwv17 71
 923
 924 /* flag defines. CIFS spec 3.1.1 */
 925 #define FLAG_SUPPORT_LOCKREAD       0x01
 926 #define FLAG_CLIENT_BUF_AVAIL       0x02
 927 #define FLAG_RESERVED               0x04
 928 #define FLAG_CASELESS_PATHNAMES     0x08
 929 #define FLAG_CANONICAL_PATHNAMES    0x10
 930 #define FLAG_REQUEST_OPLOCK         0x20
 931 #define FLAG_REQUEST_BATCH_OPLOCK   0x40
 932 #define FLAG_REPLY                  0x80
 933
 934 /* the complete */
 935 #define SMBmkdir      0x00   /* create directory */
 936 #define SMBrmdir      0x01   /* delete directory */
 937 #define SMBopen       0x02   /* open file */
 938 #define SMBcreate     0x03   /* create file */
 939 #define SMBclose      0x04   /* close file */
 940 #define SMBflush      0x05   /* flush file */
 941 #define SMBunlink     0x06   /* delete file */
 942 #define SMBmv         0x07   /* rename file */
 943 #define SMBgetatr     0x08   /* get file attributes */
 944 #define SMBsetatr     0x09   /* set file attributes */
 945 #define SMBread       0x0A   /* read from file */
 946 #define SMBwrite      0x0B   /* write to file */
 947 #define SMBlock       0x0C   /* lock byte range */
 948 #define SMBunlock     0x0D   /* unlock byte range */
 949 #define SMBctemp      0x0E   /* create temporary file */
 950 #define SMBmknew      0x0F   /* make new file */
 951 #define SMBchkpth     0x10   /* check directory path */
 952 #define SMBexit       0x11   /* process exit */
 953 #define SMBlseek      0x12   /* seek */
 954 #define SMBtcon       0x70   /* tree connect */
 955 #define SMBtconX      0x75   /* tree connect and X*/
 956 #define SMBtdis       0x71   /* tree disconnect */
 957 #define SMBnegprot    0x72   /* negotiate protocol */
 958 #define SMBdskattr    0x80   /* get disk attributes */
 959 #define SMBsearch     0x81   /* search directory */
 960 #define SMBsplopen    0xC0   /* open print spool file */
 961 #define SMBsplwr      0xC1   /* write to print spool file */
 962 #define SMBsplclose   0xC2   /* close print spool file */
 963 #define SMBsplretq    0xC3   /* return print queue */
 964 #define SMBsends      0xD0   /* send single block message */
 965 #define SMBsendb      0xD1   /* send broadcast message */
 966 #define SMBfwdname    0xD2   /* forward user name */
 967 #define SMBcancelf    0xD3   /* cancel forward */
 968 #define SMBgetmac     0xD4   /* get machine name */
 969 #define SMBsendstrt   0xD5   /* send start of multi-block message */
 970 #define SMBsendend    0xD6   /* send end of multi-block message */
 971 #define SMBsendtxt    0xD7   /* send text of multi-block message */
 972
 973 /* Core+ protocol */
 974 #define SMBlockread       0x13   /* Lock a range and read */
 975 #define SMBwriteunlock 0x14 /* Unlock a range then write */
 976 #define SMBreadbraw   0x1a  /* read a block of data with no smb header */
 977 #define SMBwritebraw  0x1d  /* write a block of data with no smb header */
 978 #define SMBwritec     0x20  /* secondary write request */
 979 #define SMBwriteclose 0x2c  /* write a file then close it */
 980
 981 /* dos extended protocol */
 982 #define SMBreadBraw      0x1A   /* read block raw */
 983 #define SMBreadBmpx      0x1B   /* read block multiplexed */
 984 #define SMBreadBs        0x1C   /* read block (secondary response) */
 985 #define SMBwriteBraw     0x1D   /* write block raw */
 986 #define SMBwriteBmpx     0x1E   /* write block multiplexed */
 987 #define SMBwriteBs       0x1F   /* write block (secondary request) */
 988 #define SMBwriteC        0x20   /* write complete response */
 989 #define SMBsetattrE      0x22   /* set file attributes expanded */
 990 #define SMBgetattrE      0x23   /* get file attributes expanded */
 991 #define SMBlockingX      0x24   /* lock/unlock byte ranges and X */
 992 #define SMBtrans         0x25   /* transaction - name, bytes in/out */
 993 #define SMBtranss        0x26   /* transaction (secondary request/response) */
 994 #define SMBioctl         0x27   /* IOCTL */
 995 #define SMBioctls        0x28   /* IOCTL  (secondary request/response) */
 996 #define SMBcopy          0x29   /* copy */
 997 #define SMBmove          0x2A   /* move */
 998 #define SMBecho          0x2B   /* echo */
 999 #define SMBopenX         0x2D   /* open and X */
1000 #define SMBreadX         0x2E   /* read and X */
1001 #define SMBwriteX        0x2F   /* write and X */
1002 #define SMBsesssetupX    0x73   /* Session Set Up & X (including User Logon) */
1003 #define SMBffirst        0x82   /* find first */
1004 #define SMBfunique       0x83   /* find unique */
1005 #define SMBfclose        0x84   /* find close */
1006 #define SMBkeepalive     0x85   /* keepalive */
1007 #define SMBinvalid       0xFE   /* invalid command */
1008
1009 /* Extended 2.0 protocol */
1010 #define SMBtrans2        0x32   /* TRANS2 protocol set */
1011 #define SMBtranss2       0x33   /* TRANS2 protocol set, secondary command */
1012 #define SMBfindclose     0x34   /* Terminate a TRANSACT2_FINDFIRST */
1013 #define SMBfindnclose    0x35   /* Terminate a TRANSACT2_FINDNOTIFYFIRST */
1014 #define SMBulogoffX      0x74   /* user logoff */
1015
1016 /* NT SMB extensions. */
1017 #define SMBnttrans       0xA0   /* NT transact */
1018 #define SMBnttranss      0xA1   /* NT transact secondary */
1019 #define SMBntcreateX     0xA2   /* NT create and X */
1020 #define SMBntcancel      0xA4   /* NT cancel */
1021 #define SMBntrename      0xA5   /* NT rename */
1022
1023 /* These are the trans subcommands */
1024 #define TRANSACT_SETNAMEDPIPEHANDLESTATE  0x01
1025 #define TRANSACT_DCERPCCMD                0x26
1026 #define TRANSACT_WAITNAMEDPIPEHANDLESTATE 0x53
1027
1028 /* These are the TRANS2 sub commands */
1029 #define TRANSACT2_OPEN                          0x00
1030 #define TRANSACT2_FINDFIRST                     0x01
1031 #define TRANSACT2_FINDNEXT                      0x02
1032 #define TRANSACT2_QFSINFO                       0x03
1033 #define TRANSACT2_SETFSINFO                     0x04
1034 #define TRANSACT2_QPATHINFO                     0x05
1035 #define TRANSACT2_SETPATHINFO                   0x06
1036 #define TRANSACT2_QFILEINFO                     0x07
1037 #define TRANSACT2_SETFILEINFO                   0x08
1038 #define TRANSACT2_FSCTL                         0x09
1039 #define TRANSACT2_IOCTL                         0x0A
1040 #define TRANSACT2_FINDNOTIFYFIRST               0x0B
1041 #define TRANSACT2_FINDNOTIFYNEXT                0x0C
1042 #define TRANSACT2_MKDIR                         0x0D
1043 #define TRANSACT2_SESSION_SETUP                 0x0E
1044 #define TRANSACT2_GET_DFS_REFERRAL              0x10
1045 #define TRANSACT2_REPORT_DFS_INCONSISTANCY      0x11
1046
1047 /* These are the NT transact sub commands. */
1048 #define NT_TRANSACT_CREATE                1
1049 #define NT_TRANSACT_IOCTL                 2
1050 #define NT_TRANSACT_SET_SECURITY_DESC     3
1051 #define NT_TRANSACT_NOTIFY_CHANGE         4
1052 #define NT_TRANSACT_RENAME                5
1053 #define NT_TRANSACT_QUERY_SECURITY_DESC   6
1054 #define NT_TRANSACT_GET_USER_QUOTA        7
1055 #define NT_TRANSACT_SET_USER_QUOTA        8
1056
1057 /* These are the NT transact_get_user_quota sub commands */
1058 #define TRANSACT_GET_USER_QUOTA_LIST_CONTINUE   0x0000
1059 #define TRANSACT_GET_USER_QUOTA_LIST_START      0x0100
1060 #define TRANSACT_GET_USER_QUOTA_FOR_SID         0x0101
1061
1062 /* Relevant IOCTL codes */
1063 #define IOCTL_QUERY_JOB_INFO      0x530060
1064
1065 /* these are the trans2 sub fields for primary requests */
1066 #define smb_tpscnt smb_vwv0
1067 #define smb_tdscnt smb_vwv1
1068 #define smb_mprcnt smb_vwv2
1069 #define smb_mdrcnt smb_vwv3
1070 #define smb_msrcnt smb_vwv4
1071 #define smb_flags smb_vwv5
1072 #define smb_timeout smb_vwv6
1073 #define smb_pscnt smb_vwv9
1074 #define smb_psoff smb_vwv10
1075 #define smb_dscnt smb_vwv11
1076 #define smb_dsoff smb_vwv12
1077 #define smb_suwcnt smb_vwv13
1078 #define smb_setup smb_vwv14
1079 #define smb_setup0 smb_setup
1080 #define smb_setup1 (smb_setup+2)
1081 #define smb_setup2 (smb_setup+4)
1082
1083 /* these are for the secondary requests */
1084 #define smb_spscnt smb_vwv2
1085 #define smb_spsoff smb_vwv3
1086 #define smb_spsdisp smb_vwv4
1087 #define smb_sdscnt smb_vwv5
1088 #define smb_sdsoff smb_vwv6
1089 #define smb_sdsdisp smb_vwv7
1090 #define smb_sfid smb_vwv8
1091
1092 /* and these for responses */
1093 #define smb_tprcnt smb_vwv0
1094 #define smb_tdrcnt smb_vwv1
1095 #define smb_prcnt smb_vwv3
1096 #define smb_proff smb_vwv4
1097 #define smb_prdisp smb_vwv5
1098 #define smb_drcnt smb_vwv6
1099 #define smb_droff smb_vwv7
1100 #define smb_drdisp smb_vwv8
1101
1102 /* these are for the NT trans primary request. */
1103 #define smb_nt_MaxSetupCount smb_vwv0
1104 #define smb_nt_Flags (smb_vwv0 + 1)
1105 #define smb_nt_TotalParameterCount (smb_vwv0 + 3)
1106 #define smb_nt_TotalDataCount (smb_vwv0 + 7)
1107 #define smb_nt_MaxParameterCount (smb_vwv0 + 11)
1108 #define smb_nt_MaxDataCount (smb_vwv0 + 15)
1109 #define smb_nt_ParameterCount (smb_vwv0 + 19)
1110 #define smb_nt_ParameterOffset (smb_vwv0 + 23)
1111 #define smb_nt_DataCount (smb_vwv0 + 27)
1112 #define smb_nt_DataOffset (smb_vwv0 + 31)
1113 #define smb_nt_SetupCount (smb_vwv0 + 35)
1114 #define smb_nt_Function (smb_vwv0 + 36)
1115 #define smb_nt_SetupStart (smb_vwv0 + 38)
1116
1117 /* these are for the NT trans secondary request. */
1118 #define smb_nts_TotalParameterCount (smb_vwv0 + 3)
1119 #define smb_nts_TotalDataCount (smb_vwv0 + 7)
1120 #define smb_nts_ParameterCount (smb_vwv0 + 11)
1121 #define smb_nts_ParameterOffset (smb_vwv0 + 15)
1122 #define smb_nts_ParameterDisplacement (smb_vwv0 + 19)
1123 #define smb_nts_DataCount (smb_vwv0 + 23)
1124 #define smb_nts_DataOffset (smb_vwv0 + 27)
1125 #define smb_nts_DataDisplacement (smb_vwv0 + 31)
1126
1127 /* these are for the NT trans reply. */
1128 #define smb_ntr_TotalParameterCount (smb_vwv0 + 3)
1129 #define smb_ntr_TotalDataCount (smb_vwv0 + 7)
1130 #define smb_ntr_ParameterCount (smb_vwv0 + 11)
1131 #define smb_ntr_ParameterOffset (smb_vwv0 + 15)
1132 #define smb_ntr_ParameterDisplacement (smb_vwv0 + 19)
1133 #define smb_ntr_DataCount (smb_vwv0 + 23)
1134 #define smb_ntr_DataOffset (smb_vwv0 + 27)
1135 #define smb_ntr_DataDisplacement (smb_vwv0 + 31)
1136
1137 /* these are for the NT create_and_X */
1138 #define smb_ntcreate_NameLength (smb_vwv0 + 5)
1139 #define smb_ntcreate_Flags (smb_vwv0 + 7)
1140 #define smb_ntcreate_RootDirectoryFid (smb_vwv0 + 11)
1141 #define smb_ntcreate_DesiredAccess (smb_vwv0 + 15)
1142 #define smb_ntcreate_AllocationSize (smb_vwv0 + 19)
1143 #define smb_ntcreate_FileAttributes (smb_vwv0 + 27)
1144 #define smb_ntcreate_ShareAccess (smb_vwv0 + 31)
1145 #define smb_ntcreate_CreateDisposition (smb_vwv0 + 35)
1146 #define smb_ntcreate_CreateOptions (smb_vwv0 + 39)
1147 #define smb_ntcreate_ImpersonationLevel (smb_vwv0 + 43)
1148 #define smb_ntcreate_SecurityFlags (smb_vwv0 + 47)
1149
1150 /* this is used on a TConX. I'm not sure the name is very helpful though */
1151 #define SMB_SUPPORT_SEARCH_BITS        0x0001
1152 #define SMB_SHARE_IN_DFS               0x0002
1153
1154 /* Named pipe write mode flags. Used in writeX calls. */
1155 #define PIPE_RAW_MODE 0x4
1156 #define PIPE_START_MESSAGE 0x8
1157
1158 /* File Specific access rights */
1159 #define FILE_READ_DATA        0x00000001
1160 #define FILE_WRITE_DATA       0x00000002
1161 #define FILE_APPEND_DATA      0x00000004
1162 #define FILE_READ_EA          0x00000008 /* File and directory */
1163 #define FILE_WRITE_EA         0x00000010 /* File and directory */
1164 #define FILE_EXECUTE          0x00000020
1165 #define FILE_DELETE_CHILD     0x00000040
1166 #define FILE_READ_ATTRIBUTES  0x00000080
1167 #define FILE_WRITE_ATTRIBUTES 0x00000100
1168
1169 #define FILE_ALL_ACCESS       0x000001FF
1170
1171 /* Directory specific access rights */
1172 #define FILE_LIST_DIRECTORY   0x00000001
1173 #define FILE_ADD_FILE         0x00000002
1174 #define FILE_ADD_SUBDIRECTORY 0x00000004
1175 #define FILE_TRAVERSE         0x00000020
1176 #define FILE_DELETE_CHILD     0x00000040
1177
1178 /* the desired access to use when opening a pipe */
1179 #define DESIRED_ACCESS_PIPE 0x2019f
1180
1181 /* Generic access masks & rights. */
1182 #define DELETE_ACCESS        0x00010000 /* (1L<<16) */
1183 #define READ_CONTROL_ACCESS  0x00020000 /* (1L<<17) */
1184 #define WRITE_DAC_ACCESS     0x00040000 /* (1L<<18) */
1185 #define WRITE_OWNER_ACCESS   0x00080000 /* (1L<<19) */
1186 #define SYNCHRONIZE_ACCESS   0x00100000 /* (1L<<20) */
1187
1188 #define SYSTEM_SECURITY_ACCESS 0x01000000 /* (1L<<24) */
1189 #define MAXIMUM_ALLOWED_ACCESS 0x02000000 /* (1L<<25) */
1190 #define GENERIC_ALL_ACCESS     0x10000000 /* (1<<28) */
1191 #define GENERIC_EXECUTE_ACCESS 0x20000000 /* (1<<29) */
1192 #define GENERIC_WRITE_ACCESS   0x40000000 /* (1<<30) */
1193 #define GENERIC_READ_ACCESS    ((unsigned)0x80000000) /* (((unsigned)1)<<31) */
1194
1195 /* Mapping of generic access rights for files to specific rights. */
1196
1197 #define FILE_GENERIC_ALL (STANDARD_RIGHTS_REQUIRED_ACCESS| SYNCHRONIZE_ACCESS|FILE_ALL_ACCESS)
1198
1199 #define FILE_GENERIC_READ (STANDARD_RIGHTS_READ_ACCESS|FILE_READ_DATA|FILE_READ_ATTRIBUTES|\
1200                                                         FILE_READ_EA|SYNCHRONIZE_ACCESS)
1201
1202 #define FILE_GENERIC_WRITE (STD_RIGHT_READ_CONTROL_ACCESS|FILE_WRITE_DATA|FILE_WRITE_ATTRIBUTES|\
1203                                                         FILE_WRITE_EA|FILE_APPEND_DATA|SYNCHRONIZE_ACCESS)
1204
1205 #define FILE_GENERIC_EXECUTE (STANDARD_RIGHTS_EXECUTE_ACCESS|\
1206                                                                 FILE_EXECUTE|SYNCHRONIZE_ACCESS)
1207
1208 /* Mapping of access rights to UNIX perms. */
1209 #define UNIX_ACCESS_RWX         FILE_GENERIC_ALL
1210 #define UNIX_ACCESS_R           FILE_GENERIC_READ
1211 #define UNIX_ACCESS_W           FILE_GENERIC_WRITE
1212 #define UNIX_ACCESS_X           FILE_GENERIC_EXECUTE
1213
1214 /* Mapping of access rights to UNIX perms. for a UNIX directory. */
1215 #define UNIX_DIRECTORY_ACCESS_RWX               FILE_GENERIC_ALL
1216 #define UNIX_DIRECTORY_ACCESS_R                 FILE_GENERIC_READ
1217 #define UNIX_DIRECTORY_ACCESS_W                 FILE_GENERIC_WRITE
1218 #define UNIX_DIRECTORY_ACCESS_X                 FILE_GENERIC_EXECUTE
1219
1220 #if 0
1221 /*
1222  * This is the old mapping we used to use. To get W2KSP2 profiles
1223  * working we need to map to the canonical file perms.
1224  */
1225 #define UNIX_ACCESS_RWX (UNIX_ACCESS_R|UNIX_ACCESS_W|UNIX_ACCESS_X)
1226 #define UNIX_ACCESS_R (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1227                         FILE_READ_ATTRIBUTES|FILE_READ_EA|FILE_READ_DATA)
1228 #define UNIX_ACCESS_W (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1229                         FILE_WRITE_ATTRIBUTES|FILE_WRITE_EA|\
1230                         FILE_APPEND_DATA|FILE_WRITE_DATA)
1231 #define UNIX_ACCESS_X (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1232                         FILE_EXECUTE|FILE_READ_ATTRIBUTES)
1233 #endif
1234
1235 #define UNIX_ACCESS_NONE (WRITE_OWNER_ACCESS)
1236
1237 /* Flags field. */
1238 #define REQUEST_OPLOCK 2
1239 #define REQUEST_BATCH_OPLOCK 4
1240 #define OPEN_DIRECTORY 8
1241 #define EXTENDED_RESPONSE_REQUIRED 0x10
1242
1243 /* ShareAccess field. */
1244 #define FILE_SHARE_NONE 0 /* Cannot be used in bitmask. */
1245 #define FILE_SHARE_READ 1
1246 #define FILE_SHARE_WRITE 2
1247 #define FILE_SHARE_DELETE 4
1248
1249 /* FileAttributesField */
1250 #define FILE_ATTRIBUTE_READONLY         0x001L
1251 #define FILE_ATTRIBUTE_HIDDEN           0x002L
1252 #define FILE_ATTRIBUTE_SYSTEM           0x004L
1253 #define FILE_ATTRIBUTE_DIRECTORY        0x010L
1254 #define FILE_ATTRIBUTE_ARCHIVE          0x020L
1255 #define FILE_ATTRIBUTE_NORMAL           0x080L
1256 #define FILE_ATTRIBUTE_TEMPORARY        0x100L
1257 #define FILE_ATTRIBUTE_SPARSE           0x200L
1258 #define FILE_ATTRIBUTE_REPARSE_POINT    0x400L
1259 #define FILE_ATTRIBUTE_COMPRESSED       0x800L
1260 #define FILE_ATTRIBUTE_OFFLINE          0x1000L
1261 #define FILE_ATTRIBUTE_NONINDEXED       0x2000L
1262 #define FILE_ATTRIBUTE_ENCRYPTED        0x4000L
1263 #define SAMBA_ATTRIBUTES_MASK           0x7F
1264
1265 /* Flags - combined with attributes. */
1266 #define FILE_FLAG_WRITE_THROUGH    0x80000000L
1267 #define FILE_FLAG_NO_BUFFERING     0x20000000L
1268 #define FILE_FLAG_RANDOM_ACCESS    0x10000000L
1269 #define FILE_FLAG_SEQUENTIAL_SCAN  0x08000000L
1270 #define FILE_FLAG_DELETE_ON_CLOSE  0x04000000L
1271 #define FILE_FLAG_BACKUP_SEMANTICS 0x02000000L
1272 #define FILE_FLAG_POSIX_SEMANTICS  0x01000000L
1273
1274 /* CreateDisposition field. */
1275 #define FILE_SUPERSEDE 0                /* File exists overwrite/supersede. File not exist create. */
1276 #define FILE_OPEN 1                     /* File exists open. File not exist fail. */
1277 #define FILE_CREATE 2                   /* File exists fail. File not exist create. */
1278 #define FILE_OPEN_IF 3                  /* File exists open. File not exist create. */
1279 #define FILE_OVERWRITE 4                /* File exists overwrite. File not exist fail. */
1280 #define FILE_OVERWRITE_IF 5             /* File exists overwrite. File not exist create. */
1281
1282 /* CreateOptions field. */
1283 #define FILE_DIRECTORY_FILE       0x0001
1284 #define FILE_WRITE_THROUGH        0x0002
1285 #define FILE_SEQUENTIAL_ONLY      0x0004
1286 #define FILE_NON_DIRECTORY_FILE   0x0040
1287 #define FILE_NO_EA_KNOWLEDGE      0x0200
1288 #define FILE_EIGHT_DOT_THREE_ONLY 0x0400
1289 #define FILE_RANDOM_ACCESS        0x0800
1290 #define FILE_DELETE_ON_CLOSE      0x1000
1291 #define FILE_OPEN_BY_FILE_ID      0x2000
1292
1293 /* Private create options used by the ntcreatex processing code. From Samba4. */
1294 #define NTCREATEX_OPTIONS_PRIVATE_DENY_DOS     0x01000000
1295 #define NTCREATEX_OPTIONS_PRIVATE_DENY_FCB     0x02000000
1296
1297 /* Responses when opening a file. */
1298 #define FILE_WAS_SUPERSEDED 0
1299 #define FILE_WAS_OPENED 1
1300 #define FILE_WAS_CREATED 2
1301 #define FILE_WAS_OVERWRITTEN 3
1302
1303 /* File type flags */
1304 #define FILE_TYPE_DISK  0
1305 #define FILE_TYPE_BYTE_MODE_PIPE 1
1306 #define FILE_TYPE_MESSAGE_MODE_PIPE 2
1307 #define FILE_TYPE_PRINTER 3
1308 #define FILE_TYPE_COMM_DEVICE 4
1309 #define FILE_TYPE_UNKNOWN 0xFFFF
1310
1311 /* Flag for NT transact rename call. */
1312 #define RENAME_REPLACE_IF_EXISTS 1
1313
1314 /* flags for SMBntrename call (from Samba4) */
1315 #define RENAME_FLAG_MOVE_CLUSTER_INFORMATION 0x102 /* ???? */
1316 #define RENAME_FLAG_HARD_LINK                0x103
1317 #define RENAME_FLAG_RENAME                   0x104
1318 #define RENAME_FLAG_COPY                     0x105
1319
1320 /* Filesystem Attributes. */
1321 #define FILE_CASE_SENSITIVE_SEARCH      0x00000001
1322 #define FILE_CASE_PRESERVED_NAMES       0x00000002
1323 #define FILE_UNICODE_ON_DISK            0x00000004
1324 /* According to cifs9f, this is 4, not 8 */
1325 /* Acconding to testing, this actually sets the security attribute! */
1326 #define FILE_PERSISTENT_ACLS            0x00000008
1327 #define FILE_FILE_COMPRESSION           0x00000010
1328 #define FILE_VOLUME_QUOTAS              0x00000020
1329 #define FILE_SUPPORTS_SPARSE_FILES      0x00000040
1330 #define FILE_SUPPORTS_REPARSE_POINTS    0x00000080
1331 #define FILE_SUPPORTS_REMOTE_STORAGE    0x00000100
1332 #define FS_LFN_APIS                     0x00004000
1333 #define FILE_VOLUME_IS_COMPRESSED       0x00008000
1334 #define FILE_SUPPORTS_OBJECT_IDS        0x00010000
1335 #define FILE_SUPPORTS_ENCRYPTION        0x00020000
1336 #define FILE_NAMED_STREAMS              0x00040000
1337 #define FILE_READ_ONLY_VOLUME           0x00080000
1338
1339 /* ChangeNotify flags. */
1340 #define FILE_NOTIFY_CHANGE_FILE        0x001
1341 #define FILE_NOTIFY_CHANGE_DIR_NAME    0x002
1342 #define FILE_NOTIFY_CHANGE_ATTRIBUTES  0x004
1343 #define FILE_NOTIFY_CHANGE_SIZE        0x008
1344 #define FILE_NOTIFY_CHANGE_LAST_WRITE  0x010
1345 #define FILE_NOTIFY_CHANGE_LAST_ACCESS 0x020
1346 #define FILE_NOTIFY_CHANGE_CREATION    0x040
1347 #define FILE_NOTIFY_CHANGE_EA          0x080
1348 #define FILE_NOTIFY_CHANGE_SECURITY    0x100
1349 #define FILE_NOTIFY_CHANGE_FILE_NAME   0x200
1350
1351 /* where to find the base of the SMB packet proper */
1352 #define smb_base(buf) (((char *)(buf))+4)
1353
1354 /* we don't allow server strings to be longer than 48 characters as
1355    otherwise NT will not honour the announce packets */
1356 #define MAX_SERVER_STRING_LENGTH 48
1357
1358
1359 #define SMB_SUCCESS 0  /* The request was successful. */
1360
1361 #ifdef WITH_DFS
1362 void dfs_unlogin(void);
1363 extern int dcelogin_atmost_once;
1364 #endif
1365
1366 #ifdef NOSTRDUP
1367 char *strdup(char *s);
1368 #endif
1369
1370 #ifndef SIGNAL_CAST
1371 #define SIGNAL_CAST (RETSIGTYPE (*)(int))
1372 #endif
1373
1374 #ifndef SELECT_CAST
1375 #define SELECT_CAST
1376 #endif
1377
1378 /* these are used in NetServerEnum to choose what to receive */
1379 #define SV_TYPE_WORKSTATION         0x00000001
1380 #define SV_TYPE_SERVER              0x00000002
1381 #define SV_TYPE_SQLSERVER           0x00000004
1382 #define SV_TYPE_DOMAIN_CTRL         0x00000008
1383 #define SV_TYPE_DOMAIN_BAKCTRL      0x00000010
1384 #define SV_TYPE_TIME_SOURCE         0x00000020
1385 #define SV_TYPE_AFP                 0x00000040
1386 #define SV_TYPE_NOVELL              0x00000080
1387 #define SV_TYPE_DOMAIN_MEMBER       0x00000100
1388 #define SV_TYPE_PRINTQ_SERVER       0x00000200
1389 #define SV_TYPE_DIALIN_SERVER       0x00000400
1390 #define SV_TYPE_SERVER_UNIX         0x00000800
1391 #define SV_TYPE_NT                  0x00001000
1392 #define SV_TYPE_WFW                 0x00002000
1393 #define SV_TYPE_SERVER_MFPN         0x00004000
1394 #define SV_TYPE_SERVER_NT           0x00008000
1395 #define SV_TYPE_POTENTIAL_BROWSER   0x00010000
1396 #define SV_TYPE_BACKUP_BROWSER      0x00020000
1397 #define SV_TYPE_MASTER_BROWSER      0x00040000
1398 #define SV_TYPE_DOMAIN_MASTER       0x00080000
1399 #define SV_TYPE_SERVER_OSF          0x00100000
1400 #define SV_TYPE_SERVER_VMS          0x00200000
1401 #define SV_TYPE_WIN95_PLUS          0x00400000
1402 #define SV_TYPE_DFS_SERVER          0x00800000
1403 #define SV_TYPE_ALTERNATE_XPORT     0x20000000
1404 #define SV_TYPE_LOCAL_LIST_ONLY     0x40000000
1405 #define SV_TYPE_DOMAIN_ENUM         0x80000000
1406 #define SV_TYPE_ALL                 0xFFFFFFFF
1407
1408 /* This was set by JHT in liaison with Jeremy Allison early 1997
1409  * History:
1410  * Version 4.0 - never made public
1411  * Version 4.10 - New to 1.9.16p2, lost in space 1.9.16p3 to 1.9.16p9
1412  *              - Reappeared in 1.9.16p11 with fixed smbd services
1413  * Version 4.20 - To indicate that nmbd and browsing now works better
1414  * Version 4.50 - Set at release of samba-2.2.0 by JHT
1415  *
1416  *  Note: In the presence of NT4.X do not set above 4.9
1417  *        Setting this above 4.9 can have undesired side-effects.
1418  *        This may change again in Samba-3.0 after further testing. JHT
1419  */
1420
1421 #define DEFAULT_MAJOR_VERSION 0x04
1422 #define DEFAULT_MINOR_VERSION 0x09
1423
1424 /* Browser Election Values */
1425 #define BROWSER_ELECTION_VERSION        0x010f
1426 #define BROWSER_CONSTANT        0xaa55
1427
1428 /* Sercurity mode bits. */
1429 #define NEGOTIATE_SECURITY_USER_LEVEL           0x01
1430 #define NEGOTIATE_SECURITY_CHALLENGE_RESPONSE   0x02
1431 #define NEGOTIATE_SECURITY_SIGNATURES_ENABLED   0x04
1432 #define NEGOTIATE_SECURITY_SIGNATURES_REQUIRED  0x08
1433
1434 /* NT Flags2 bits - cifs6.txt section 3.1.2 */
1435
1436 #define FLAGS2_LONG_PATH_COMPONENTS    0x0001
1437 #define FLAGS2_EXTENDED_ATTRIBUTES     0x0002
1438 #define FLAGS2_SMB_SECURITY_SIGNATURES 0x0004
1439 #define FLAGS2_IS_LONG_NAME            0x0040
1440 #define FLAGS2_EXTENDED_SECURITY       0x0800
1441 #define FLAGS2_DFS_PATHNAMES           0x1000
1442 #define FLAGS2_READ_PERMIT_EXECUTE     0x2000
1443 #define FLAGS2_32_BIT_ERROR_CODES      0x4000
1444 #define FLAGS2_UNICODE_STRINGS         0x8000
1445
1446 #define FLAGS2_WIN2K_SIGNATURE         0xC852 /* Hack alert ! For now... JRA. */
1447
1448 /* Capabilities.  see ftp.microsoft.com/developr/drg/cifs/cifs/cifs4.txt */
1449
1450 #define CAP_RAW_MODE         0x0001
1451 #define CAP_MPX_MODE         0x0002
1452 #define CAP_UNICODE          0x0004
1453 #define CAP_LARGE_FILES      0x0008
1454 #define CAP_NT_SMBS          0x0010
1455 #define CAP_RPC_REMOTE_APIS  0x0020
1456 #define CAP_STATUS32         0x0040
1457 #define CAP_LEVEL_II_OPLOCKS 0x0080
1458 #define CAP_LOCK_AND_READ    0x0100
1459 #define CAP_NT_FIND          0x0200
1460 #define CAP_DFS              0x1000
1461 #define CAP_W2K_SMBS         0x2000
1462 #define CAP_LARGE_READX      0x4000
1463 #define CAP_LARGE_WRITEX     0x8000
1464 #define CAP_UNIX             0x800000 /* Capabilities for UNIX extensions. Created by HP. */
1465 #define CAP_EXTENDED_SECURITY 0x80000000
1466
1467 /* protocol types. It assumes that higher protocols include lower protocols
1468    as subsets */
1469 enum protocol_types {PROTOCOL_NONE,PROTOCOL_CORE,PROTOCOL_COREPLUS,PROTOCOL_LANMAN1,PROTOCOL_LANMAN2,PROTOCOL_NT1};
1470
1471 /* security levels */
1472 enum security_types {SEC_SHARE,SEC_USER,SEC_SERVER,SEC_DOMAIN,SEC_ADS};
1473
1474 /* server roles */
1475 enum server_types {
1476         ROLE_STANDALONE,
1477         ROLE_DOMAIN_MEMBER,
1478         ROLE_DOMAIN_BDC,
1479         ROLE_DOMAIN_PDC
1480 };
1481
1482 /* printing types */
1483 enum printing_types {PRINT_BSD,PRINT_SYSV,PRINT_AIX,PRINT_HPUX,
1484                      PRINT_QNX,PRINT_PLP,PRINT_LPRNG,PRINT_SOFTQ,
1485                      PRINT_CUPS,PRINT_LPRNT,PRINT_LPROS2,PRINT_IPRINT
1486 #ifdef DEVELOPER
1487 ,PRINT_TEST,PRINT_VLP
1488 #endif /* DEVELOPER */
1489 };
1490
1491 /* LDAP schema types */
1492 enum schema_types {SCHEMA_COMPAT, SCHEMA_AD, SCHEMA_SAMBA};
1493
1494 /* LDAP SSL options */
1495 enum ldap_ssl_types {LDAP_SSL_ON, LDAP_SSL_OFF, LDAP_SSL_START_TLS};
1496
1497 /* LDAP PASSWD SYNC methods */
1498 enum ldap_passwd_sync_types {LDAP_PASSWD_SYNC_ON, LDAP_PASSWD_SYNC_OFF, LDAP_PASSWD_SYNC_ONLY};
1499
1500 /* Remote architectures we know about. */
1501 enum remote_arch_types {RA_UNKNOWN, RA_WFWG, RA_OS2, RA_WIN95, RA_WINNT,
1502                         RA_WIN2K, RA_WINXP, RA_WIN2K3, RA_SAMBA, RA_CIFSFS};
1503
1504 /* case handling */
1505 enum case_handling {CASE_LOWER,CASE_UPPER};
1506
1507 /* ACL compatibility */
1508 enum acl_compatibility {ACL_COMPAT_AUTO, ACL_COMPAT_WINNT, ACL_COMPAT_WIN2K};
1509 /*
1510  * Global value meaing that the smb_uid field should be
1511  * ingored (in share level security and protocol level == CORE)
1512  */
1513
1514 #define UID_FIELD_INVALID 0
1515 #define VUID_OFFSET 100 /* Amount to bias returned vuid numbers */
1516
1517 /*
1518  * Size of buffer to use when moving files across filesystems.
1519  */
1520 #define COPYBUF_SIZE (8*1024)
1521
1522 /*
1523  * Used in chaining code.
1524  */
1525 extern int chain_size;
1526
1527 /*
1528  * Map the Core and Extended Oplock requesst bits down
1529  * to common bits (EXCLUSIVE_OPLOCK & BATCH_OPLOCK).
1530  */
1531
1532 /*
1533  * Core protocol.
1534  */
1535 #define CORE_OPLOCK_REQUEST(inbuf) \
1536     ((CVAL(inbuf,smb_flg)&(FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK))>>5)
1537
1538 /*
1539  * Extended protocol.
1540  */
1541 #define EXTENDED_OPLOCK_REQUEST(inbuf) ((SVAL(inbuf,smb_vwv2)&((1<<1)|(1<<2)))>>1)
1542
1543 /* Lock types. */
1544 #define LOCKING_ANDX_SHARED_LOCK 0x1
1545 #define LOCKING_ANDX_OPLOCK_RELEASE 0x2
1546 #define LOCKING_ANDX_CHANGE_LOCKTYPE 0x4
1547 #define LOCKING_ANDX_CANCEL_LOCK 0x8
1548 #define LOCKING_ANDX_LARGE_FILES 0x10
1549
1550 /*
1551  * Bits we test with.
1552  * Note these must fit into 16-bits.
1553  */
1554
1555 #define NO_OPLOCK 0
1556 #define EXCLUSIVE_OPLOCK 1
1557 #define BATCH_OPLOCK 2
1558 #define LEVEL_II_OPLOCK 4
1559
1560 /* The following are Samba-private. */
1561 #define INTERNAL_OPEN_ONLY 8
1562 #define FAKE_LEVEL_II_OPLOCK 16 /* Client requested no_oplock, but we have to
1563                                  * inform potential level2 holders on
1564                                  * write. */
1565 #define DEFERRED_OPEN_ENTRY 32
1566 #define UNUSED_SHARE_MODE_ENTRY 64
1567 #define FORCE_OPLOCK_BREAK_TO_NONE 128
1568
1569 /* None of the following should ever appear in fsp->oplock_request. */
1570 #define SAMBA_PRIVATE_OPLOCK_MASK (INTERNAL_OPEN_ONLY|DEFERRED_OPEN_ENTRY|UNUSED_SHARE_MODE_ENTRY|FORCE_OPLOCK_BREAK_TO_NONE)
1571
1572 #define EXCLUSIVE_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)EXCLUSIVE_OPLOCK|(unsigned int)BATCH_OPLOCK))
1573 #define BATCH_OPLOCK_TYPE(lck) ((lck) & (unsigned int)BATCH_OPLOCK)
1574 #define LEVEL_II_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)LEVEL_II_OPLOCK|(unsigned int)FAKE_LEVEL_II_OPLOCK))
1575
1576 struct inform_level2_message {
1577         SMB_DEV_T dev;
1578         SMB_INO_T inode;
1579         uint16 mid;
1580         unsigned long target_file_id;
1581         unsigned long source_file_id;
1582 };
1583
1584 /* kernel_oplock_message definition.
1585
1586 struct kernel_oplock_message {
1587         SMB_DEV_T dev;
1588         SMB_INO_T inode;
1589         unsigned long file_id;
1590 };
1591
1592 Offset  Data                  length.
1593 0     SMB_DEV_T dev           8 bytes.
1594 8     SMB_INO_T inode         8 bytes
1595 16    unsigned long file_id   4 bytes
1596 20
1597
1598 */
1599 #define MSG_SMB_KERNEL_BREAK_SIZE 20
1600
1601 /* file_renamed_message definition.
1602
1603 struct file_renamed_message {
1604         SMB_DEV_T dev;
1605         SMB_INO_T inode;
1606         char names[1]; A variable area containing sharepath and filename.
1607 };
1608
1609 Offset  Data                    length.
1610 0       SMB_DEV_T dev           8 bytes.
1611 8       SMB_INO_T inode         8 bytes
1612 16      char [] name            zero terminated namelen bytes
1613 minimum length == 18.
1614
1615 */
1616
1617 #define MSG_FILE_RENAMED_MIN_SIZE 16
1618
1619 /*
1620  * On the wire return values for oplock types.
1621  */
1622
1623 #define CORE_OPLOCK_GRANTED (1<<5)
1624 #define EXTENDED_OPLOCK_GRANTED (1<<15)
1625
1626 #define NO_OPLOCK_RETURN 0
1627 #define EXCLUSIVE_OPLOCK_RETURN 1
1628 #define BATCH_OPLOCK_RETURN 2
1629 #define LEVEL_II_OPLOCK_RETURN 3
1630
1631 /* Oplock levels */
1632 #define OPLOCKLEVEL_NONE 0
1633 #define OPLOCKLEVEL_II 1
1634
1635 /*
1636  * Capabilities abstracted for different systems.
1637  */
1638
1639 enum smbd_capability {
1640     KERNEL_OPLOCK_CAPABILITY,
1641     DMAPI_ACCESS_CAPABILITY
1642 };
1643
1644 /* if a kernel does support oplocks then a structure of the following
1645    typee is used to describe how to interact with the kernel */
1646 struct kernel_oplocks {
1647         files_struct * (*receive_message)(fd_set *fds);
1648         BOOL (*set_oplock)(files_struct *fsp, int oplock_type);
1649         void (*release_oplock)(files_struct *fsp);
1650         BOOL (*msg_waiting)(fd_set *fds);
1651         int notification_fd;
1652 };
1653
1654
1655 /* this structure defines the functions for doing change notify in
1656    various implementations */
1657 struct cnotify_fns {
1658         void * (*register_notify)(connection_struct *conn, char *path, uint32 flags);
1659         BOOL (*check_notify)(connection_struct *conn, uint16 vuid, char *path, uint32 flags, void *data, time_t t);
1660         void (*remove_notify)(void *data);
1661         int select_time;
1662         int notification_fd;
1663 };
1664
1665 #include "smb_macros.h"
1666
1667 #define MAX_NETBIOSNAME_LEN 16
1668 /* DOS character, NetBIOS namestring. Type used on the wire. */
1669 typedef char nstring[MAX_NETBIOSNAME_LEN];
1670 /* Unix character, NetBIOS namestring. Type used to manipulate name in nmbd. */
1671 typedef char unstring[MAX_NETBIOSNAME_LEN*4];
1672
1673 /* A netbios name structure. */
1674 struct nmb_name {
1675         nstring      name;
1676         char         scope[64];
1677         unsigned int name_type;
1678 };
1679
1680 /* A netbios node status array element. */
1681 typedef struct node_status_ {
1682         nstring name;
1683         unsigned char type;
1684         unsigned char flags;
1685 } NODE_STATUS_STRUCT;
1686
1687 /* The extra info from a NetBIOS node status query */
1688 struct node_status_extra {
1689         unsigned char mac_addr[6];
1690         /* There really is more here ... */
1691 };
1692
1693 struct pwd_info {
1694         BOOL null_pwd;
1695         BOOL cleartext;
1696
1697         fstring password;
1698 };
1699
1700 typedef struct user_struct {
1701         struct user_struct *next, *prev;
1702         uint16 vuid; /* Tag for this entry. */
1703         uid_t uid; /* uid of a validated user */
1704         gid_t gid; /* gid of a validated user */
1705
1706         userdom_struct user;
1707         char *homedir;
1708         char *unix_homedir;
1709         char *logon_script;
1710
1711         BOOL guest;
1712
1713         /* following groups stuff added by ih */
1714         /* This groups info is needed for when we become_user() for this uid */
1715         int n_groups;
1716         gid_t *groups;
1717
1718         NT_USER_TOKEN *nt_user_token;
1719
1720         DATA_BLOB session_key;
1721
1722         char *session_keystr; /* used by utmp and pam session code.
1723                                  TDB key string */
1724         int homes_snum;
1725
1726         struct auth_serversupplied_info *server_info;
1727
1728         struct auth_ntlmssp_state *auth_ntlmssp_state;
1729
1730 } user_struct;
1731
1732 struct unix_error_map {
1733         int unix_error;
1734         int dos_class;
1735         int dos_code;
1736         NTSTATUS nt_error;
1737 };
1738
1739 /*
1740  * Size of new password account encoding string.  This is enough space to
1741  * hold 11 ACB characters, plus the surrounding [] and a terminating null.
1742  * Do not change unless you are adding new ACB bits!
1743  */
1744
1745 #define NEW_PW_FORMAT_SPACE_PADDED_LEN 14
1746
1747 /*
1748    Do you want session setups at user level security with a invalid
1749    password to be rejected or allowed in as guest? WinNT rejects them
1750    but it can be a pain as it means "net view" needs to use a password
1751
1752    You have 3 choices in the setting of map_to_guest:
1753
1754    "NEVER_MAP_TO_GUEST" means session setups with an invalid password
1755    are rejected. This is the default.
1756
1757    "MAP_TO_GUEST_ON_BAD_USER" means session setups with an invalid password
1758    are rejected, unless the username does not exist, in which case it
1759    is treated as a guest login
1760
1761    "MAP_TO_GUEST_ON_BAD_PASSWORD" means session setups with an invalid password
1762    are treated as a guest login
1763
1764    Note that map_to_guest only has an effect in user or server
1765    level security.
1766 */
1767
1768 #define NEVER_MAP_TO_GUEST              0
1769 #define MAP_TO_GUEST_ON_BAD_USER        1
1770 #define MAP_TO_GUEST_ON_BAD_PASSWORD    2
1771 #define MAP_TO_GUEST_ON_BAD_UID         3
1772
1773 #define SAFE_NETBIOS_CHARS ". -_"
1774
1775 /* generic iconv conversion structure */
1776 typedef struct _smb_iconv_t {
1777         size_t (*direct)(void *cd, const char **inbuf, size_t *inbytesleft,
1778                          char **outbuf, size_t *outbytesleft);
1779         size_t (*pull)(void *cd, const char **inbuf, size_t *inbytesleft,
1780                        char **outbuf, size_t *outbytesleft);
1781         size_t (*push)(void *cd, const char **inbuf, size_t *inbytesleft,
1782                        char **outbuf, size_t *outbytesleft);
1783         void *cd_direct, *cd_pull, *cd_push;
1784         char *from_name, *to_name;
1785 } *smb_iconv_t;
1786
1787 /* The maximum length of a trust account password.
1788    Used when we randomly create it, 15 char passwords
1789    exceed NT4's max password length */
1790
1791 #define DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH 14
1792
1793 #include "popt_common.h"
1794
1795 #define PORT_NONE       0
1796 #ifndef LDAP_PORT
1797 #define LDAP_PORT       389
1798 #endif
1799
1800 /* used by the IP comparison function */
1801 struct ip_service {
1802         struct in_addr ip;
1803         unsigned port;
1804 };
1805
1806 /* Used by the SMB signing functions. */
1807
1808 typedef struct smb_sign_info {
1809         void (*sign_outgoing_message)(char *outbuf, struct smb_sign_info *si);
1810         BOOL (*check_incoming_message)(char *inbuf, struct smb_sign_info *si, BOOL must_be_ok);
1811         void (*free_signing_context)(struct smb_sign_info *si);
1812         void *signing_context;
1813
1814         BOOL negotiated_smb_signing;
1815         BOOL allow_smb_signing;
1816         BOOL doing_signing;
1817         BOOL mandatory_signing;
1818         BOOL seen_valid; /* Have I ever seen a validly signed packet? */
1819 } smb_sign_info;
1820
1821 struct ea_struct {
1822         uint8 flags;
1823         char *name;
1824         DATA_BLOB value;
1825 };
1826
1827 struct ea_list {
1828         struct ea_list *next, *prev;
1829         struct ea_struct ea;
1830 };
1831
1832 /* EA names used internally in Samba. KEEP UP TO DATE with prohibited_ea_names in trans2.c !. */
1833 #define SAMBA_POSIX_INHERITANCE_EA_NAME "user.SAMBA_PAI"
1834 /* EA to use for DOS attributes */
1835 #define SAMBA_XATTR_DOS_ATTRIB "user.DOSATTRIB"
1836
1837 struct uuid {
1838         uint32 time_low;
1839         uint16 time_mid;
1840         uint16 time_hi_and_version;
1841         uint8  clock_seq[2];
1842         uint8  node[6];
1843 };
1844 #define UUID_SIZE 16
1845
1846 #define UUID_FLAT_SIZE 16
1847 typedef struct uuid_flat {
1848         uint8 info[UUID_FLAT_SIZE];
1849 } UUID_FLAT;
1850
1851 /* map readonly options */
1852 enum mapreadonly_options {MAP_READONLY_NO, MAP_READONLY_YES, MAP_READONLY_PERMISSIONS};
1853
1854 /* usershare error codes. */
1855 enum usershare_err {
1856                 USERSHARE_OK=0,
1857                 USERSHARE_MALFORMED_FILE,
1858                 USERSHARE_BAD_VERSION,
1859                 USERSHARE_MALFORMED_PATH,
1860                 USERSHARE_MALFORMED_COMMENT_DEF,
1861                 USERSHARE_MALFORMED_ACL_DEF,
1862                 USERSHARE_ACL_ERR,
1863                 USERSHARE_PATH_NOT_ABSOLUTE,
1864                 USERSHARE_PATH_IS_DENIED,
1865                 USERSHARE_PATH_NOT_ALLOWED,
1866                 USERSHARE_PATH_NOT_DIRECTORY,
1867                 USERSHARE_POSIX_ERR
1868 };
1869
1870 /* Different reasons for closing a file. */
1871 enum file_close_type {NORMAL_CLOSE=0,SHUTDOWN_CLOSE,ERROR_CLOSE};
1872
1873 #endif /* _SMB_H */