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 #define SIZEOFWORD 2
  56
  57 #ifndef DEF_CREATE_MASK
  58 #define DEF_CREATE_MASK (0755)
  59 #endif
  60
  61 /* string manipulation flags - see clistr.c and srvstr.c */
  62 #define STR_TERMINATE 1
  63 #define STR_UPPER 2
  64 #define STR_ASCII 4
  65 #define STR_UNICODE 8
  66 #define STR_NOALIGN 16
  67 #define STR_TERMINATE_ASCII 128
  68
  69 /* how long to wait for secondary SMB packets (milli-seconds) */
  70 #define SMB_SECONDARY_WAIT (60*1000)
  71
  72 /* Debugging stuff */
  73 #include "debug.h"
  74
  75 /* this defines the error codes that receive_smb can put in smb_read_error */
  76 #define READ_TIMEOUT 1
  77 #define READ_EOF 2
  78 #define READ_ERROR 3
  79 #define WRITE_ERROR 4 /* This error code can go into the client smb_rw_error. */
  80 #define READ_BAD_SIG 5
  81 #define DO_NOT_DO_TDIS 6 /* cli_close_connection() check for this when smbfs wants to keep tree connected */
  82
  83 #define DIR_STRUCT_SIZE 43
  84
  85 /* these define the attribute byte as seen by DOS */
  86 #define aRONLY (1L<<0)          /* 0x01 */
  87 #define aHIDDEN (1L<<1)         /* 0x02 */
  88 #define aSYSTEM (1L<<2)         /* 0x04 */
  89 #define aVOLID (1L<<3)          /* 0x08 */
  90 #define aDIR (1L<<4)            /* 0x10 */
  91 #define aARCH (1L<<5)           /* 0x20 */
  92
  93 /* deny modes */
  94 #define DENY_DOS 0
  95 #define DENY_ALL 1
  96 #define DENY_WRITE 2
  97 #define DENY_READ 3
  98 #define DENY_NONE 4
  99 #define DENY_FCB 7
 100
 101 /* open modes */
 102 #define DOS_OPEN_RDONLY 0
 103 #define DOS_OPEN_WRONLY 1
 104 #define DOS_OPEN_RDWR 2
 105 #define DOS_OPEN_EXEC 3
 106 #define DOS_OPEN_FCB 0xF
 107
 108 /* define shifts and masks for share and open modes. */
 109 #define OPENX_MODE_MASK 0xF
 110 #define DENY_MODE_SHIFT 4
 111 #define DENY_MODE_MASK 0x7
 112 #define GET_OPENX_MODE(x) ((x) & OPENX_MODE_MASK)
 113 #define SET_OPENX_MODE(x) ((x) & OPENX_MODE_MASK)
 114 #define GET_DENY_MODE(x) (((x)>>DENY_MODE_SHIFT) & DENY_MODE_MASK)
 115 #define SET_DENY_MODE(x) (((x) & DENY_MODE_MASK) <<DENY_MODE_SHIFT)
 116
 117 /* Sync on open file (not sure if used anymore... ?) */
 118 #define FILE_SYNC_OPENMODE (1<<14)
 119 #define GET_FILE_SYNC_OPENMODE(x) (((x) & FILE_SYNC_OPENMODE) ? True : False)
 120
 121 /* open disposition values */
 122 #define OPENX_FILE_EXISTS_FAIL 0
 123 #define OPENX_FILE_EXISTS_OPEN 1
 124 #define OPENX_FILE_EXISTS_TRUNCATE 2
 125
 126 /* mask for open disposition. */
 127 #define OPENX_FILE_OPEN_MASK 0x3
 128
 129 #define GET_FILE_OPENX_DISPOSITION(x) ((x) & FILE_OPEN_MASK)
 130 #define SET_FILE_OPENX_DISPOSITION(x) ((x) & FILE_OPEN_MASK)
 131
 132 /* The above can be OR'ed with... */
 133 #define OPENX_FILE_CREATE_IF_NOT_EXIST 0x10
 134 #define OPENX_FILE_FAIL_IF_NOT_EXIST 0
 135
 136 #include "doserr.h"
 137
 138 typedef union unid_t {
 139         uid_t uid;
 140         gid_t gid;
 141 } unid_t;
 142
 143 /*
 144  * SMB UCS2 (16-bit unicode) internal type.
 145  * smb_ucs2_t is *always* in little endian format.
 146  */
 147
 148 typedef uint16 smb_ucs2_t;
 149
 150 /* ucs2 string types. */
 151 typedef smb_ucs2_t wpstring[PSTRING_LEN];
 152 typedef smb_ucs2_t wfstring[FSTRING_LEN];
 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 #define PIPE_SRVSVC   "\\PIPE\\srvsvc"
 177 #define PIPE_SAMR     "\\PIPE\\samr"
 178 #define PIPE_WINREG   "\\PIPE\\winreg"
 179 #define PIPE_WKSSVC   "\\PIPE\\wkssvc"
 180 #define PIPE_NETLOGON "\\PIPE\\NETLOGON"
 181 #define PIPE_NTLSA    "\\PIPE\\ntlsa"
 182 #define PIPE_NTSVCS   "\\PIPE\\ntsvcs"
 183 #define PIPE_LSASS    "\\PIPE\\lsass"
 184 #define PIPE_LSARPC   "\\PIPE\\lsarpc"
 185 #define PIPE_SPOOLSS  "\\PIPE\\spoolss"
 186 #define PIPE_NETDFS   "\\PIPE\\netdfs"
 187 #define PIPE_ECHO     "\\PIPE\\rpcecho"
 188 #define PIPE_SHUTDOWN "\\PIPE\\initshutdown"
 189 #define PIPE_EPM      "\\PIPE\\epmapper"
 190 #define PIPE_SVCCTL   "\\PIPE\\svcctl"
 191 #define PIPE_EVENTLOG "\\PIPE\\eventlog"
 192
 193 #define PIPE_NETLOGON_PLAIN "\\NETLOGON"
 194
 195 #define PI_LSARPC               0
 196 #define PI_LSARPC_DS            1
 197 #define PI_SAMR                 2
 198 #define PI_NETLOGON             3
 199 #define PI_SRVSVC               4
 200 #define PI_WKSSVC               5
 201 #define PI_WINREG               6
 202 #define PI_SPOOLSS              7
 203 #define PI_NETDFS               8
 204 #define PI_ECHO                 9
 205 #define PI_SHUTDOWN             10
 206 #define PI_SVCCTL               11
 207 #define PI_EVENTLOG             12
 208 #define PI_NTSVCS               13
 209 #define PI_MAX_PIPES            14
 210
 211 /* 64 bit time (100usec) since ????? - cifs6.txt, section 3.5, page 30 */
 212 typedef uint64_t NTTIME;
 213
 214
 215 /* Allowable account control bits */
 216 #define ACB_DISABLED                    0x00000001  /* 1 = User account disabled */
 217 #define ACB_HOMDIRREQ                   0x00000002  /* 1 = Home directory required */
 218 #define ACB_PWNOTREQ                    0x00000004  /* 1 = User password not required */
 219 #define ACB_TEMPDUP                     0x00000008  /* 1 = Temporary duplicate account */
 220 #define ACB_NORMAL                      0x00000010  /* 1 = Normal user account */
 221 #define ACB_MNS                         0x00000020  /* 1 = MNS logon user account */
 222 #define ACB_DOMTRUST                    0x00000040  /* 1 = Interdomain trust account */
 223 #define ACB_WSTRUST                     0x00000080  /* 1 = Workstation trust account */
 224 #define ACB_SVRTRUST                    0x00000100  /* 1 = Server trust account (BDC) */
 225 #define ACB_PWNOEXP                     0x00000200  /* 1 = User password does not expire */
 226 #define ACB_AUTOLOCK                    0x00000400  /* 1 = Account auto locked */
 227
 228 /* only valid for > Windows 2000 */
 229 #define ACB_ENC_TXT_PWD_ALLOWED         0x00000800  /* 1 = Text password encryped */
 230 #define ACB_SMARTCARD_REQUIRED          0x00001000  /* 1 = Smart Card required */
 231 #define ACB_TRUSTED_FOR_DELEGATION      0x00002000  /* 1 = Trusted for Delegation */
 232 #define ACB_NOT_DELEGATED               0x00004000  /* 1 = Not delegated */
 233 #define ACB_USE_DES_KEY_ONLY            0x00008000  /* 1 = Use DES key only */
 234 #define ACB_DONT_REQUIRE_PREAUTH        0x00010000  /* 1 = Preauth not required */
 235 #define ACB_PWEXPIRED                   0x00020000  /* 1 = Password is expired */
 236 #define ACB_NO_AUTH_DATA_REQD           0x00080000  /* 1 = No authorization data required */
 237
 238 #define MAX_HOURS_LEN 32
 239
 240 #ifndef MAXSUBAUTHS
 241 #define MAXSUBAUTHS 15 /* max sub authorities in a SID */
 242 #endif
 243
 244 #define SID_MAX_SIZE ((size_t)(8+(MAXSUBAUTHS*4)))
 245
 246 /* SID Types */
 247 enum lsa_SidType {
 248         SID_NAME_USE_NONE = 0,
 249         SID_NAME_USER    = 1, /* user */
 250         SID_NAME_DOM_GRP,     /* domain group */
 251         SID_NAME_DOMAIN,      /* domain sid */
 252         SID_NAME_ALIAS,       /* local group */
 253         SID_NAME_WKN_GRP,     /* well-known group */
 254         SID_NAME_DELETED,     /* deleted account: needed for c2 rating */
 255         SID_NAME_INVALID,     /* invalid account */
 256         SID_NAME_UNKNOWN,     /* unknown sid type */
 257         SID_NAME_COMPUTER     /* sid for a computer */
 258 };
 259
 260 #define LOOKUP_NAME_ISOLATED 1  /* Look up unqualified names */
 261 #define LOOKUP_NAME_REMOTE   2  /* Ask others */
 262 #define LOOKUP_NAME_ALL (LOOKUP_NAME_ISOLATED|LOOKUP_NAME_REMOTE)
 263
 264 #define LOOKUP_NAME_GROUP    4  /* (unused) This is a NASTY hack for valid users = @foo
 265                                  * where foo also exists in as user. */
 266
 267 /**
 268  * @brief Security Identifier
 269  *
 270  * @sa http://msdn.microsoft.com/library/default.asp?url=/library/en-us/security/accctrl_38yn.asp
 271  **/
 272 typedef struct dom_sid {
 273         uint8  sid_rev_num;             /**< SID revision number */
 274         uint8  num_auths;               /**< Number of sub-authorities */
 275         uint8  id_auth[6];              /**< Identifier Authority */
 276         /*
 277          *  Pointer to sub-authorities.
 278          *
 279          * @note The values in these uint32's are in *native* byteorder, not
 280          * neccessarily little-endian...... JRA.
 281          */
 282         uint32 sub_auths[MAXSUBAUTHS];
 283 } DOM_SID;
 284
 285 #define dom_sid2 dom_sid
 286 #define dom_sid28 dom_sid
 287
 288 #include "librpc/ndr/misc.h"
 289 #include "librpc/ndr/security.h"
 290 #include "librpc/ndr/libndr.h"
 291 #include "librpc/gen_ndr/wkssvc.h"
 292
 293 struct lsa_dom_info {
 294         BOOL valid;
 295         DOM_SID sid;
 296         const char *name;
 297         int num_idxs;
 298         int *idxs;
 299 };
 300
 301 struct lsa_name_info {
 302         uint32 rid;
 303         enum lsa_SidType type;
 304         const char *name;
 305         int dom_idx;
 306 };
 307
 308 /* Some well-known SIDs */
 309 extern const DOM_SID global_sid_World_Domain;
 310 extern const DOM_SID global_sid_World;
 311 extern const DOM_SID global_sid_Creator_Owner_Domain;
 312 extern const DOM_SID global_sid_NT_Authority;
 313 extern const DOM_SID global_sid_System;
 314 extern const DOM_SID global_sid_NULL;
 315 extern const DOM_SID global_sid_Authenticated_Users;
 316 extern const DOM_SID global_sid_Network;
 317 extern const DOM_SID global_sid_Creator_Owner;
 318 extern const DOM_SID global_sid_Creator_Group;
 319 extern const DOM_SID global_sid_Anonymous;
 320 extern const DOM_SID global_sid_Builtin;
 321 extern const DOM_SID global_sid_Builtin_Administrators;
 322 extern const DOM_SID global_sid_Builtin_Users;
 323 extern const DOM_SID global_sid_Builtin_Guests;
 324 extern const DOM_SID global_sid_Builtin_Power_Users;
 325 extern const DOM_SID global_sid_Builtin_Account_Operators;
 326 extern const DOM_SID global_sid_Builtin_Server_Operators;
 327 extern const DOM_SID global_sid_Builtin_Print_Operators;
 328 extern const DOM_SID global_sid_Builtin_Backup_Operators;
 329 extern const DOM_SID global_sid_Builtin_Replicator;
 330 extern const DOM_SID global_sid_Builtin_PreWin2kAccess;
 331 extern const DOM_SID global_sid_Unix_Users;
 332 extern const DOM_SID global_sid_Unix_Groups;
 333
 334 /*
 335  * The complete list of SIDS belonging to this user.
 336  * Created when a vuid is registered.
 337  * The definition of the user_sids array is as follows :
 338  *
 339  * token->user_sids[0] = primary user SID.
 340  * token->user_sids[1] = primary group SID.
 341  * token->user_sids[2..num_sids] = supplementary group SIDS.
 342  */
 343
 344 #define PRIMARY_USER_SID_INDEX 0
 345 #define PRIMARY_GROUP_SID_INDEX 1
 346
 347 typedef struct nt_user_token {
 348         size_t num_sids;
 349         DOM_SID *user_sids;
 350         SE_PRIV privileges;
 351 } NT_USER_TOKEN;
 352
 353 typedef struct _unix_token {
 354         uid_t uid;
 355         gid_t gid;
 356         int ngroups;
 357         gid_t *groups;
 358 } UNIX_USER_TOKEN;
 359
 360 /* 32 bit time (sec) since 01jan1970 - cifs6.txt, section 3.5, page 30 */
 361 typedef struct time_info {
 362         uint32 time;
 363 } UTIME;
 364
 365 /* Structure used when SMBwritebmpx is active */
 366 typedef struct {
 367         size_t wr_total_written; /* So we know when to discard this */
 368         int32 wr_timeout;
 369         int32 wr_errclass; /* Cached errors */
 370         int32 wr_error; /* Cached errors */
 371         NTSTATUS wr_status; /* Cached errors */
 372         BOOL  wr_mode; /* write through mode) */
 373         BOOL  wr_discard; /* discard all further data */
 374 } write_bmpx_struct;
 375
 376 typedef struct write_cache {
 377         SMB_OFF_T file_size;
 378         SMB_OFF_T offset;
 379         size_t alloc_size;
 380         size_t data_size;
 381         char *data;
 382 } write_cache;
 383
 384 typedef struct {
 385         smb_ucs2_t *origname;
 386         smb_ucs2_t *filename;
 387         SMB_STRUCT_STAT *statinfo;
 388 } smb_filename;
 389
 390 #include "fake_file.h"
 391
 392 struct fd_handle {
 393         size_t ref_count;
 394         int fd;
 395         SMB_BIG_UINT position_information;
 396         SMB_OFF_T pos;
 397         uint32 private_options; /* NT Create options, but we only look at
 398                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
 399                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB (Except
 400                                  * for print files *only*, where
 401                                  * DELETE_ON_CLOSE is not stored in the share
 402                                  * mode database.
 403                                  */
 404         unsigned long file_id;
 405 };
 406
 407 struct timed_event;
 408 struct idle_event;
 409 struct share_mode_entry;
 410 struct uuid;
 411
 412 struct vfs_fsp_data {
 413     struct vfs_fsp_data *next;
 414     struct vfs_handle_struct *owner;
 415     /* NOTE: This structure contains two pointers so that we can guarantee
 416      * that the end of the structure is always both 4-byte and 8-byte aligned.
 417      */
 418 };
 419
 420 typedef struct files_struct {
 421         struct files_struct *next, *prev;
 422         int fnum;
 423         struct connection_struct *conn;
 424         struct fd_handle *fh;
 425         unsigned int num_smb_operations;
 426         uint16 rap_print_jobid;
 427         SMB_DEV_T dev;
 428         SMB_INO_T inode;
 429         SMB_BIG_UINT initial_allocation_size; /* Faked up initial allocation on disk. */
 430         mode_t mode;
 431         uint16 file_pid;
 432         uint16 vuid;
 433         write_bmpx_struct *wbmpx_ptr;
 434         write_cache *wcp;
 435         struct timeval open_time;
 436         uint32 access_mask;             /* NTCreateX access bits (FILE_READ_DATA etc.) */
 437         uint32 share_access;            /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
 438         BOOL pending_modtime_owner;
 439         time_t pending_modtime;
 440         time_t last_write_time;
 441         int oplock_type;
 442         int sent_oplock_break;
 443         struct timed_event *oplock_timeout;
 444         struct lock_struct last_lock_failure;
 445
 446         struct share_mode_entry *pending_break_messages;
 447         int num_pending_break_messages;
 448
 449         BOOL can_lock;
 450         BOOL can_read;
 451         BOOL can_write;
 452         BOOL print_file;
 453         BOOL modified;
 454         BOOL is_directory;
 455         BOOL is_stat;
 456         BOOL aio_write_behind;
 457         BOOL lockdb_clean;
 458         char *fsp_name;
 459
 460         struct vfs_fsp_data *vfs_extension;
 461         FAKE_FILE_HANDLE *fake_file_handle;
 462 } files_struct;
 463
 464 #include "ntquotas.h"
 465 #include "sysquotas.h"
 466
 467 /* used to hold an arbitrary blob of data */
 468 typedef struct data_blob_ {
 469         uint8 *data;
 470         size_t length;
 471         void (*free)(struct data_blob_ *data_blob);
 472 } DATA_BLOB;
 473
 474 /*
 475  * Structure used to keep directory state information around.
 476  * Used in NT change-notify code.
 477  */
 478
 479 typedef struct {
 480         time_t modify_time;
 481         time_t status_time;
 482 } dir_status_struct;
 483
 484 struct vuid_cache_entry {
 485         uint16 vuid;
 486         BOOL read_only;
 487         BOOL admin_user;
 488 };
 489
 490 struct vuid_cache {
 491         unsigned int entries;
 492         struct vuid_cache_entry array[VUID_CACHE_SIZE];
 493 };
 494
 495 typedef struct {
 496         char *name;
 497         BOOL is_wild;
 498 } name_compare_entry;
 499
 500 struct trans_state {
 501         struct trans_state *next, *prev;
 502         uint16 vuid;
 503         uint16 mid;
 504
 505         uint32 max_param_return;
 506         uint32 max_data_return;
 507         uint32 max_setup_return;
 508
 509         uint8 cmd;              /* SMBtrans or SMBtrans2 */
 510
 511         fstring name;           /* for trans requests */
 512         uint16 call;            /* for trans2 and nttrans requests */
 513
 514         BOOL close_on_completion;
 515         BOOL one_way;
 516
 517         unsigned int setup_count;
 518         uint16 *setup;
 519
 520         size_t received_data;
 521         size_t received_param;
 522
 523         size_t total_param;
 524         char *param;
 525
 526         size_t total_data;
 527         char *data;
 528 };
 529
 530 /* Include VFS stuff */
 531
 532 struct security_descriptor_info;
 533
 534 #include "smb_acls.h"
 535 #include "vfs.h"
 536
 537 struct dfree_cached_info {
 538         time_t last_dfree_time;
 539         SMB_BIG_UINT dfree_ret;
 540         SMB_BIG_UINT bsize;
 541         SMB_BIG_UINT dfree;
 542         SMB_BIG_UINT dsize;
 543 };
 544
 545 struct dptr_struct;
 546
 547 struct share_params {
 548         int service;
 549 };
 550
 551 struct share_iterator {
 552         int next_id;
 553 };
 554
 555 typedef struct connection_struct {
 556         struct connection_struct *next, *prev;
 557         TALLOC_CTX *mem_ctx;
 558         unsigned cnum; /* an index passed over the wire */
 559         struct share_params *params;
 560         BOOL force_user;
 561         BOOL force_group;
 562         struct vuid_cache vuid_cache;
 563         struct dptr_struct *dirptr;
 564         BOOL printer;
 565         BOOL ipc;
 566         BOOL read_only; /* Attributes for the current user of the share. */
 567         BOOL admin_user; /* Attributes for the current user of the share. */
 568         char *dirpath;
 569         char *connectpath;
 570         char *origpath;
 571
 572         struct vfs_ops vfs;                   /* Filesystem operations */
 573         struct vfs_ops vfs_opaque;                      /* OPAQUE Filesystem operations */
 574         struct vfs_handle_struct *vfs_handles;          /* for the new plugins */
 575
 576         char *user; /* name of user who *opened* this connection */
 577         uid_t uid; /* uid of user who *opened* this connection */
 578         gid_t gid; /* gid of user who *opened* this connection */
 579         char client_address[18]; /* String version of client IP address. */
 580
 581         uint16 vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
 582
 583         /* following groups stuff added by ih */
 584
 585         /* This groups info is valid for the user that *opened* the connection */
 586         size_t ngroups;
 587         gid_t *groups;
 588         NT_USER_TOKEN *nt_user_token;
 589
 590         time_t lastused;
 591         time_t lastused_count;
 592         BOOL used;
 593         int num_files_open;
 594         unsigned int num_smb_operations; /* Count of smb operations on this tree. */
 595
 596         BOOL case_sensitive;
 597         BOOL case_preserve;
 598         BOOL short_case_preserve;
 599
 600         name_compare_entry *hide_list; /* Per-share list of files to return as hidden. */
 601         name_compare_entry *veto_list; /* Per-share list of files to veto (never show). */
 602         name_compare_entry *veto_oplock_list; /* Per-share list of files to refuse oplocks on. */
 603         name_compare_entry *aio_write_behind_list; /* Per-share list of files to use aio write behind on. */
 604         struct dfree_cached_info *dfree_info;
 605         struct trans_state *pending_trans;
 606 } connection_struct;
 607
 608 struct current_user {
 609         connection_struct *conn;
 610         uint16 vuid;
 611         UNIX_USER_TOKEN ut;
 612         NT_USER_TOKEN *nt_user_token;
 613 };
 614
 615 /* Defines for the sent_oplock_break field above. */
 616 #define NO_BREAK_SENT 0
 617 #define BREAK_TO_NONE_SENT 1
 618 #define LEVEL_II_BREAK_SENT 2
 619
 620 typedef struct {
 621         fstring smb_name; /* user name from the client */
 622         fstring unix_name; /* unix user name of a validated user */
 623         fstring full_name; /* to store full name (such as "Joe Bloggs") from gecos field of password file */
 624         fstring domain; /* domain that the client specified */
 625 } userdom_struct;
 626
 627 /* Extra fields above "LPQ_PRINTING" are used to map extra NT status codes. */
 628
 629 enum {LPQ_QUEUED=0,LPQ_PAUSED,LPQ_SPOOLING,LPQ_PRINTING,LPQ_ERROR,LPQ_DELETING,
 630       LPQ_OFFLINE,LPQ_PAPEROUT,LPQ_PRINTED,LPQ_DELETED,LPQ_BLOCKED,LPQ_USER_INTERVENTION};
 631
 632 typedef struct _print_queue_struct {
 633         int job;                /* normally the UNIX jobid -- see note in
 634                                    printing.c:traverse_fn_delete() */
 635         int size;
 636         int page_count;
 637         int status;
 638         int priority;
 639         time_t time;
 640         fstring fs_user;
 641         fstring fs_file;
 642 } print_queue_struct;
 643
 644 enum {LPSTAT_OK, LPSTAT_STOPPED, LPSTAT_ERROR};
 645
 646 typedef struct {
 647         fstring message;
 648         int qcount;
 649         int status;
 650 }  print_status_struct;
 651
 652 /* used for server information: client, nameserv and ipc */
 653 struct server_info_struct {
 654         fstring name;
 655         uint32 type;
 656         fstring comment;
 657         fstring domain; /* used ONLY in ipc.c NOT namework.c */
 658         BOOL server_added; /* used ONLY in ipc.c NOT namework.c */
 659 };
 660
 661 /* used for network interfaces */
 662 struct interface {
 663         struct interface *next, *prev;
 664         struct in_addr ip;
 665         struct in_addr bcast;
 666         struct in_addr nmask;
 667 };
 668
 669 /* Internal message queue for deferred opens. */
 670 struct pending_message_list {
 671         struct pending_message_list *next, *prev;
 672         struct timeval request_time; /* When was this first issued? */
 673         struct timeval end_time; /* When does this time out? */
 674         DATA_BLOB buf;
 675         DATA_BLOB private_data;
 676 };
 677
 678 /* struct returned by get_share_modes */
 679 struct share_mode_entry {
 680         struct process_id pid;
 681         uint16 op_mid;
 682         uint16 op_type;
 683         uint32 access_mask;             /* NTCreateX access bits (FILE_READ_DATA etc.) */
 684         uint32 share_access;            /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
 685         uint32 private_options; /* NT Create options, but we only look at
 686                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
 687                                  * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB for
 688                                  * smbstatus and swat */
 689         struct timeval time;
 690         SMB_DEV_T dev;
 691         SMB_INO_T inode;
 692         unsigned long share_file_id;
 693         uint32 uid;             /* uid of file opener. */
 694 };
 695
 696 /* oplock break message definition - linearization of share_mode_entry.
 697
 698 Offset  Data                    length.
 699 0       struct process_id pid   4
 700 4       uint16 op_mid           2
 701 6       uint16 op_type          2
 702 8       uint32 access_mask      4
 703 12      uint32 share_access     4
 704 16      uint32 private_options  4
 705 20      uint32 time sec         4
 706 24      uint32 time usec        4
 707 28      SMB_DEV_T dev           8 bytes.
 708 36      SMB_INO_T inode         8 bytes
 709 44      unsigned long file_id   4 bytes
 710 48      uint32 uid              4 bytes
 711 52
 712
 713 */
 714 #define MSG_SMB_SHARE_MODE_ENTRY_SIZE 52
 715
 716 struct share_mode_lock {
 717         const char *servicepath; /* canonicalized. */
 718         const char *filename;
 719         SMB_DEV_T dev;
 720         SMB_INO_T ino;
 721         int num_share_modes;
 722         struct share_mode_entry *share_modes;
 723         UNIX_USER_TOKEN *delete_token;
 724         BOOL delete_on_close;
 725         BOOL initial_delete_on_close;
 726         BOOL fresh;
 727         BOOL modified;
 728 };
 729
 730 /*
 731  * Internal structure of locking.tdb share mode db.
 732  * Used by locking.c and libsmbsharemodes.c
 733  */
 734
 735 struct locking_data {
 736         union {
 737                 struct {
 738                         int num_share_mode_entries;
 739                         BOOL delete_on_close;
 740                         BOOL initial_delete_on_close; /* Only set at NTCreateX if file was created. */
 741                         uint32 delete_token_size; /* Only valid if either of
 742                                                      the two previous fields
 743                                                      are True. */
 744                 } s;
 745                 struct share_mode_entry dummy; /* Needed for alignment. */
 746         } u;
 747         /* The following four entries are implicit
 748            struct share_mode_entry modes[num_share_mode_entries];
 749            char unix_token[delete_token_size] (divisible by 4).
 750            char share_name[];
 751            char file_name[];
 752         */
 753 };
 754
 755 /* Used to store pipe open records for NetFileEnum() */
 756
 757 struct pipe_open_rec {
 758         struct process_id pid;
 759         uid_t uid;
 760         int pnum;
 761         fstring name;
 762 };
 763
 764
 765 #define NT_HASH_LEN 16
 766 #define LM_HASH_LEN 16
 767
 768 /* Password history contants. */
 769 #define PW_HISTORY_SALT_LEN 16
 770 #define SALTED_MD5_HASH_LEN 16
 771 #define PW_HISTORY_ENTRY_LEN (PW_HISTORY_SALT_LEN+SALTED_MD5_HASH_LEN)
 772 #define MAX_PW_HISTORY_LEN 24
 773
 774 /*
 775  * Flags for account policy.
 776  */
 777 #define AP_MIN_PASSWORD_LEN             1
 778 #define AP_PASSWORD_HISTORY             2
 779 #define AP_USER_MUST_LOGON_TO_CHG_PASS  3
 780 #define AP_MAX_PASSWORD_AGE             4
 781 #define AP_MIN_PASSWORD_AGE             5
 782 #define AP_LOCK_ACCOUNT_DURATION        6
 783 #define AP_RESET_COUNT_TIME             7
 784 #define AP_BAD_ATTEMPT_LOCKOUT          8
 785 #define AP_TIME_TO_LOGOUT               9
 786 #define AP_REFUSE_MACHINE_PW_CHANGE     10
 787
 788 /*
 789  * Flags for local user manipulation.
 790  */
 791
 792 #define LOCAL_ADD_USER 0x1
 793 #define LOCAL_DELETE_USER 0x2
 794 #define LOCAL_DISABLE_USER 0x4
 795 #define LOCAL_ENABLE_USER 0x8
 796 #define LOCAL_TRUST_ACCOUNT 0x10
 797 #define LOCAL_SET_NO_PASSWORD 0x20
 798 #define LOCAL_SET_PASSWORD 0x40
 799 #define LOCAL_SET_LDAP_ADMIN_PW 0x80
 800 #define LOCAL_INTERDOM_ACCOUNT 0x100
 801 #define LOCAL_AM_ROOT 0x200  /* Act as root */
 802
 803 /* key and data in the connections database - used in smbstatus and smbd */
 804 struct connections_key {
 805         struct process_id pid;
 806         int cnum;
 807         fstring name;
 808 };
 809
 810 struct connections_data {
 811         int magic;
 812         struct process_id pid;
 813         int cnum;
 814         uid_t uid;
 815         gid_t gid;
 816         char name[24];
 817         char addr[24];
 818         char machine[FSTRING_LEN];
 819         time_t start;
 820         uint32 bcast_msg_flags;
 821 };
 822
 823
 824 /* the following are used by loadparm for option lists */
 825 typedef enum {
 826         P_BOOL,P_BOOLREV,P_CHAR,P_INTEGER,P_OCTAL,P_LIST,
 827         P_STRING,P_USTRING,P_GSTRING,P_UGSTRING,P_ENUM,P_SEP
 828 } parm_type;
 829
 830 typedef enum {
 831         P_LOCAL,P_GLOBAL,P_SEPARATOR,P_NONE
 832 } parm_class;
 833
 834 struct enum_list {
 835         int value;
 836         const char *name;
 837 };
 838
 839 struct parm_struct {
 840         const char *label;
 841         parm_type type;
 842         parm_class p_class;
 843         void *ptr;
 844         BOOL (*special)(int snum, const char *, char **);
 845         const struct enum_list *enum_list;
 846         unsigned flags;
 847         union {
 848                 BOOL bvalue;
 849                 int ivalue;
 850                 char *svalue;
 851                 char cvalue;
 852                 char **lvalue;
 853         } def;
 854 };
 855
 856 /* The following flags are used in SWAT */
 857 #define FLAG_BASIC      0x0001 /* Display only in BASIC view */
 858 #define FLAG_SHARE      0x0002 /* file sharing options */
 859 #define FLAG_PRINT      0x0004 /* printing options */
 860 #define FLAG_GLOBAL     0x0008 /* local options that should be globally settable in SWAT */
 861 #define FLAG_WIZARD     0x0010 /* Parameters that the wizard will operate on */
 862 #define FLAG_ADVANCED   0x0020 /* Parameters that will be visible in advanced view */
 863 #define FLAG_DEVELOPER  0x0040 /* No longer used */
 864 #define FLAG_DEPRECATED 0x1000 /* options that should no longer be used */
 865 #define FLAG_HIDE       0x2000 /* options that should be hidden in SWAT */
 866 #define FLAG_DOS_STRING 0x4000 /* convert from UNIX to DOS codepage when reading this string. */
 867
 868 struct bitmap {
 869         uint32 *b;
 870         unsigned int n;
 871 };
 872
 873 /* the basic packet size, assuming no words or bytes */
 874 #define smb_size 39
 875
 876 /* offsets into message for common items */
 877 #define smb_com 8
 878 #define smb_rcls 9
 879 #define smb_reh 10
 880 #define smb_err 11
 881 #define smb_flg 13
 882 #define smb_flg2 14
 883 #define smb_pidhigh 16
 884 #define smb_ss_field 18
 885 #define smb_tid 28
 886 #define smb_pid 30
 887 #define smb_uid 32
 888 #define smb_mid 34
 889 #define smb_wct 36
 890 #define smb_vwv 37
 891 #define smb_vwv0 37
 892 #define smb_vwv1 39
 893 #define smb_vwv2 41
 894 #define smb_vwv3 43
 895 #define smb_vwv4 45
 896 #define smb_vwv5 47
 897 #define smb_vwv6 49
 898 #define smb_vwv7 51
 899 #define smb_vwv8 53
 900 #define smb_vwv9 55
 901 #define smb_vwv10 57
 902 #define smb_vwv11 59
 903 #define smb_vwv12 61
 904 #define smb_vwv13 63
 905 #define smb_vwv14 65
 906 #define smb_vwv15 67
 907 #define smb_vwv16 69
 908 #define smb_vwv17 71
 909
 910 /* flag defines. CIFS spec 3.1.1 */
 911 #define FLAG_SUPPORT_LOCKREAD       0x01
 912 #define FLAG_CLIENT_BUF_AVAIL       0x02
 913 #define FLAG_RESERVED               0x04
 914 #define FLAG_CASELESS_PATHNAMES     0x08
 915 #define FLAG_CANONICAL_PATHNAMES    0x10
 916 #define FLAG_REQUEST_OPLOCK         0x20
 917 #define FLAG_REQUEST_BATCH_OPLOCK   0x40
 918 #define FLAG_REPLY                  0x80
 919
 920 /* the complete */
 921 #define SMBmkdir      0x00   /* create directory */
 922 #define SMBrmdir      0x01   /* delete directory */
 923 #define SMBopen       0x02   /* open file */
 924 #define SMBcreate     0x03   /* create file */
 925 #define SMBclose      0x04   /* close file */
 926 #define SMBflush      0x05   /* flush file */
 927 #define SMBunlink     0x06   /* delete file */
 928 #define SMBmv         0x07   /* rename file */
 929 #define SMBgetatr     0x08   /* get file attributes */
 930 #define SMBsetatr     0x09   /* set file attributes */
 931 #define SMBread       0x0A   /* read from file */
 932 #define SMBwrite      0x0B   /* write to file */
 933 #define SMBlock       0x0C   /* lock byte range */
 934 #define SMBunlock     0x0D   /* unlock byte range */
 935 #define SMBctemp      0x0E   /* create temporary file */
 936 #define SMBmknew      0x0F   /* make new file */
 937 #define SMBchkpth     0x10   /* check directory path */
 938 #define SMBexit       0x11   /* process exit */
 939 #define SMBlseek      0x12   /* seek */
 940 #define SMBtcon       0x70   /* tree connect */
 941 #define SMBtconX      0x75   /* tree connect and X*/
 942 #define SMBtdis       0x71   /* tree disconnect */
 943 #define SMBnegprot    0x72   /* negotiate protocol */
 944 #define SMBdskattr    0x80   /* get disk attributes */
 945 #define SMBsearch     0x81   /* search directory */
 946 #define SMBsplopen    0xC0   /* open print spool file */
 947 #define SMBsplwr      0xC1   /* write to print spool file */
 948 #define SMBsplclose   0xC2   /* close print spool file */
 949 #define SMBsplretq    0xC3   /* return print queue */
 950 #define SMBsends      0xD0   /* send single block message */
 951 #define SMBsendb      0xD1   /* send broadcast message */
 952 #define SMBfwdname    0xD2   /* forward user name */
 953 #define SMBcancelf    0xD3   /* cancel forward */
 954 #define SMBgetmac     0xD4   /* get machine name */
 955 #define SMBsendstrt   0xD5   /* send start of multi-block message */
 956 #define SMBsendend    0xD6   /* send end of multi-block message */
 957 #define SMBsendtxt    0xD7   /* send text of multi-block message */
 958
 959 /* Core+ protocol */
 960 #define SMBlockread       0x13   /* Lock a range and read */
 961 #define SMBwriteunlock 0x14 /* Unlock a range then write */
 962 #define SMBreadbraw   0x1a  /* read a block of data with no smb header */
 963 #define SMBwritebraw  0x1d  /* write a block of data with no smb header */
 964 #define SMBwritec     0x20  /* secondary write request */
 965 #define SMBwriteclose 0x2c  /* write a file then close it */
 966
 967 /* dos extended protocol */
 968 #define SMBreadBraw      0x1A   /* read block raw */
 969 #define SMBreadBmpx      0x1B   /* read block multiplexed */
 970 #define SMBreadBs        0x1C   /* read block (secondary response) */
 971 #define SMBwriteBraw     0x1D   /* write block raw */
 972 #define SMBwriteBmpx     0x1E   /* write block multiplexed */
 973 #define SMBwriteBs       0x1F   /* write block (secondary request) */
 974 #define SMBwriteC        0x20   /* write complete response */
 975 #define SMBsetattrE      0x22   /* set file attributes expanded */
 976 #define SMBgetattrE      0x23   /* get file attributes expanded */
 977 #define SMBlockingX      0x24   /* lock/unlock byte ranges and X */
 978 #define SMBtrans         0x25   /* transaction - name, bytes in/out */
 979 #define SMBtranss        0x26   /* transaction (secondary request/response) */
 980 #define SMBioctl         0x27   /* IOCTL */
 981 #define SMBioctls        0x28   /* IOCTL  (secondary request/response) */
 982 #define SMBcopy          0x29   /* copy */
 983 #define SMBmove          0x2A   /* move */
 984 #define SMBecho          0x2B   /* echo */
 985 #define SMBopenX         0x2D   /* open and X */
 986 #define SMBreadX         0x2E   /* read and X */
 987 #define SMBwriteX        0x2F   /* write and X */
 988 #define SMBsesssetupX    0x73   /* Session Set Up & X (including User Logon) */
 989 #define SMBffirst        0x82   /* find first */
 990 #define SMBfunique       0x83   /* find unique */
 991 #define SMBfclose        0x84   /* find close */
 992 #define SMBkeepalive     0x85   /* keepalive */
 993 #define SMBinvalid       0xFE   /* invalid command */
 994
 995 /* Extended 2.0 protocol */
 996 #define SMBtrans2        0x32   /* TRANS2 protocol set */
 997 #define SMBtranss2       0x33   /* TRANS2 protocol set, secondary command */
 998 #define SMBfindclose     0x34   /* Terminate a TRANSACT2_FINDFIRST */
 999 #define SMBfindnclose    0x35   /* Terminate a TRANSACT2_FINDNOTIFYFIRST */
1000 #define SMBulogoffX      0x74   /* user logoff */
1001
1002 /* NT SMB extensions. */
1003 #define SMBnttrans       0xA0   /* NT transact */
1004 #define SMBnttranss      0xA1   /* NT transact secondary */
1005 #define SMBntcreateX     0xA2   /* NT create and X */
1006 #define SMBntcancel      0xA4   /* NT cancel */
1007 #define SMBntrename      0xA5   /* NT rename */
1008
1009 /* These are the trans subcommands */
1010 #define TRANSACT_SETNAMEDPIPEHANDLESTATE  0x01
1011 #define TRANSACT_DCERPCCMD                0x26
1012 #define TRANSACT_WAITNAMEDPIPEHANDLESTATE 0x53
1013
1014 /* These are the TRANS2 sub commands */
1015 #define TRANSACT2_OPEN                          0x00
1016 #define TRANSACT2_FINDFIRST                     0x01
1017 #define TRANSACT2_FINDNEXT                      0x02
1018 #define TRANSACT2_QFSINFO                       0x03
1019 #define TRANSACT2_SETFSINFO                     0x04
1020 #define TRANSACT2_QPATHINFO                     0x05
1021 #define TRANSACT2_SETPATHINFO                   0x06
1022 #define TRANSACT2_QFILEINFO                     0x07
1023 #define TRANSACT2_SETFILEINFO                   0x08
1024 #define TRANSACT2_FSCTL                         0x09
1025 #define TRANSACT2_IOCTL                         0x0A
1026 #define TRANSACT2_FINDNOTIFYFIRST               0x0B
1027 #define TRANSACT2_FINDNOTIFYNEXT                0x0C
1028 #define TRANSACT2_MKDIR                         0x0D
1029 #define TRANSACT2_SESSION_SETUP                 0x0E
1030 #define TRANSACT2_GET_DFS_REFERRAL              0x10
1031 #define TRANSACT2_REPORT_DFS_INCONSISTANCY      0x11
1032
1033 /* These are the NT transact sub commands. */
1034 #define NT_TRANSACT_CREATE                1
1035 #define NT_TRANSACT_IOCTL                 2
1036 #define NT_TRANSACT_SET_SECURITY_DESC     3
1037 #define NT_TRANSACT_NOTIFY_CHANGE         4
1038 #define NT_TRANSACT_RENAME                5
1039 #define NT_TRANSACT_QUERY_SECURITY_DESC   6
1040 #define NT_TRANSACT_GET_USER_QUOTA        7
1041 #define NT_TRANSACT_SET_USER_QUOTA        8
1042
1043 /* These are the NT transact_get_user_quota sub commands */
1044 #define TRANSACT_GET_USER_QUOTA_LIST_CONTINUE   0x0000
1045 #define TRANSACT_GET_USER_QUOTA_LIST_START      0x0100
1046 #define TRANSACT_GET_USER_QUOTA_FOR_SID         0x0101
1047
1048 /* Relevant IOCTL codes */
1049 #define IOCTL_QUERY_JOB_INFO      0x530060
1050
1051 /* these are the trans2 sub fields for primary requests */
1052 #define smb_tpscnt smb_vwv0
1053 #define smb_tdscnt smb_vwv1
1054 #define smb_mprcnt smb_vwv2
1055 #define smb_mdrcnt smb_vwv3
1056 #define smb_msrcnt smb_vwv4
1057 #define smb_flags smb_vwv5
1058 #define smb_timeout smb_vwv6
1059 #define smb_pscnt smb_vwv9
1060 #define smb_psoff smb_vwv10
1061 #define smb_dscnt smb_vwv11
1062 #define smb_dsoff smb_vwv12
1063 #define smb_suwcnt smb_vwv13
1064 #define smb_setup smb_vwv14
1065 #define smb_setup0 smb_setup
1066 #define smb_setup1 (smb_setup+2)
1067 #define smb_setup2 (smb_setup+4)
1068
1069 /* these are for the secondary requests */
1070 #define smb_spscnt smb_vwv2
1071 #define smb_spsoff smb_vwv3
1072 #define smb_spsdisp smb_vwv4
1073 #define smb_sdscnt smb_vwv5
1074 #define smb_sdsoff smb_vwv6
1075 #define smb_sdsdisp smb_vwv7
1076 #define smb_sfid smb_vwv8
1077
1078 /* and these for responses */
1079 #define smb_tprcnt smb_vwv0
1080 #define smb_tdrcnt smb_vwv1
1081 #define smb_prcnt smb_vwv3
1082 #define smb_proff smb_vwv4
1083 #define smb_prdisp smb_vwv5
1084 #define smb_drcnt smb_vwv6
1085 #define smb_droff smb_vwv7
1086 #define smb_drdisp smb_vwv8
1087
1088 /* these are for the NT trans primary request. */
1089 #define smb_nt_MaxSetupCount smb_vwv0
1090 #define smb_nt_Flags (smb_vwv0 + 1)
1091 #define smb_nt_TotalParameterCount (smb_vwv0 + 3)
1092 #define smb_nt_TotalDataCount (smb_vwv0 + 7)
1093 #define smb_nt_MaxParameterCount (smb_vwv0 + 11)
1094 #define smb_nt_MaxDataCount (smb_vwv0 + 15)
1095 #define smb_nt_ParameterCount (smb_vwv0 + 19)
1096 #define smb_nt_ParameterOffset (smb_vwv0 + 23)
1097 #define smb_nt_DataCount (smb_vwv0 + 27)
1098 #define smb_nt_DataOffset (smb_vwv0 + 31)
1099 #define smb_nt_SetupCount (smb_vwv0 + 35)
1100 #define smb_nt_Function (smb_vwv0 + 36)
1101 #define smb_nt_SetupStart (smb_vwv0 + 38)
1102
1103 /* these are for the NT trans secondary request. */
1104 #define smb_nts_TotalParameterCount (smb_vwv0 + 3)
1105 #define smb_nts_TotalDataCount (smb_vwv0 + 7)
1106 #define smb_nts_ParameterCount (smb_vwv0 + 11)
1107 #define smb_nts_ParameterOffset (smb_vwv0 + 15)
1108 #define smb_nts_ParameterDisplacement (smb_vwv0 + 19)
1109 #define smb_nts_DataCount (smb_vwv0 + 23)
1110 #define smb_nts_DataOffset (smb_vwv0 + 27)
1111 #define smb_nts_DataDisplacement (smb_vwv0 + 31)
1112
1113 /* these are for the NT trans reply. */
1114 #define smb_ntr_TotalParameterCount (smb_vwv0 + 3)
1115 #define smb_ntr_TotalDataCount (smb_vwv0 + 7)
1116 #define smb_ntr_ParameterCount (smb_vwv0 + 11)
1117 #define smb_ntr_ParameterOffset (smb_vwv0 + 15)
1118 #define smb_ntr_ParameterDisplacement (smb_vwv0 + 19)
1119 #define smb_ntr_DataCount (smb_vwv0 + 23)
1120 #define smb_ntr_DataOffset (smb_vwv0 + 27)
1121 #define smb_ntr_DataDisplacement (smb_vwv0 + 31)
1122
1123 /* these are for the NT create_and_X */
1124 #define smb_ntcreate_NameLength (smb_vwv0 + 5)
1125 #define smb_ntcreate_Flags (smb_vwv0 + 7)
1126 #define smb_ntcreate_RootDirectoryFid (smb_vwv0 + 11)
1127 #define smb_ntcreate_DesiredAccess (smb_vwv0 + 15)
1128 #define smb_ntcreate_AllocationSize (smb_vwv0 + 19)
1129 #define smb_ntcreate_FileAttributes (smb_vwv0 + 27)
1130 #define smb_ntcreate_ShareAccess (smb_vwv0 + 31)
1131 #define smb_ntcreate_CreateDisposition (smb_vwv0 + 35)
1132 #define smb_ntcreate_CreateOptions (smb_vwv0 + 39)
1133 #define smb_ntcreate_ImpersonationLevel (smb_vwv0 + 43)
1134 #define smb_ntcreate_SecurityFlags (smb_vwv0 + 47)
1135
1136 /* this is used on a TConX. I'm not sure the name is very helpful though */
1137 #define SMB_SUPPORT_SEARCH_BITS        0x0001
1138 #define SMB_SHARE_IN_DFS               0x0002
1139
1140 /* Named pipe write mode flags. Used in writeX calls. */
1141 #define PIPE_RAW_MODE 0x4
1142 #define PIPE_START_MESSAGE 0x8
1143
1144 /* File Specific access rights */
1145 #define FILE_READ_DATA        0x00000001
1146 #define FILE_WRITE_DATA       0x00000002
1147 #define FILE_APPEND_DATA      0x00000004
1148 #define FILE_READ_EA          0x00000008 /* File and directory */
1149 #define FILE_WRITE_EA         0x00000010 /* File and directory */
1150 #define FILE_EXECUTE          0x00000020
1151 #define FILE_DELETE_CHILD     0x00000040
1152 #define FILE_READ_ATTRIBUTES  0x00000080
1153 #define FILE_WRITE_ATTRIBUTES 0x00000100
1154
1155 #define FILE_ALL_ACCESS       0x000001FF
1156
1157 /* Directory specific access rights */
1158 #define FILE_LIST_DIRECTORY   0x00000001
1159 #define FILE_ADD_FILE         0x00000002
1160 #define FILE_ADD_SUBDIRECTORY 0x00000004
1161 #define FILE_TRAVERSE         0x00000020
1162 #define FILE_DELETE_CHILD     0x00000040
1163
1164 /* the desired access to use when opening a pipe */
1165 #define DESIRED_ACCESS_PIPE 0x2019f
1166
1167 /* Generic access masks & rights. */
1168 #define DELETE_ACCESS        0x00010000 /* (1L<<16) */
1169 #define READ_CONTROL_ACCESS  0x00020000 /* (1L<<17) */
1170 #define WRITE_DAC_ACCESS     0x00040000 /* (1L<<18) */
1171 #define WRITE_OWNER_ACCESS   0x00080000 /* (1L<<19) */
1172 #define SYNCHRONIZE_ACCESS   0x00100000 /* (1L<<20) */
1173
1174 #define SYSTEM_SECURITY_ACCESS 0x01000000 /* (1L<<24) */
1175 #define MAXIMUM_ALLOWED_ACCESS 0x02000000 /* (1L<<25) */
1176 #define GENERIC_ALL_ACCESS     0x10000000 /* (1<<28) */
1177 #define GENERIC_EXECUTE_ACCESS 0x20000000 /* (1<<29) */
1178 #define GENERIC_WRITE_ACCESS   0x40000000 /* (1<<30) */
1179 #define GENERIC_READ_ACCESS    ((unsigned)0x80000000) /* (((unsigned)1)<<31) */
1180
1181 /* Mapping of generic access rights for files to specific rights. */
1182
1183 #define FILE_GENERIC_ALL (STANDARD_RIGHTS_REQUIRED_ACCESS| SYNCHRONIZE_ACCESS|FILE_ALL_ACCESS)
1184
1185 #define FILE_GENERIC_READ (STANDARD_RIGHTS_READ_ACCESS|FILE_READ_DATA|FILE_READ_ATTRIBUTES|\
1186                                                         FILE_READ_EA|SYNCHRONIZE_ACCESS)
1187
1188 #define FILE_GENERIC_WRITE (STD_RIGHT_READ_CONTROL_ACCESS|FILE_WRITE_DATA|FILE_WRITE_ATTRIBUTES|\
1189                                                         FILE_WRITE_EA|FILE_APPEND_DATA|SYNCHRONIZE_ACCESS)
1190
1191 #define FILE_GENERIC_EXECUTE (STANDARD_RIGHTS_EXECUTE_ACCESS|\
1192                                                                 FILE_EXECUTE|SYNCHRONIZE_ACCESS)
1193
1194 /* Mapping of access rights to UNIX perms. */
1195 #define UNIX_ACCESS_RWX         FILE_GENERIC_ALL
1196 #define UNIX_ACCESS_R           FILE_GENERIC_READ
1197 #define UNIX_ACCESS_W           FILE_GENERIC_WRITE
1198 #define UNIX_ACCESS_X           FILE_GENERIC_EXECUTE
1199
1200 /* Mapping of access rights to UNIX perms. for a UNIX directory. */
1201 #define UNIX_DIRECTORY_ACCESS_RWX               FILE_GENERIC_ALL
1202 #define UNIX_DIRECTORY_ACCESS_R                 FILE_GENERIC_READ
1203 #define UNIX_DIRECTORY_ACCESS_W                 FILE_GENERIC_WRITE
1204 #define UNIX_DIRECTORY_ACCESS_X                 FILE_GENERIC_EXECUTE
1205
1206 #if 0
1207 /*
1208  * This is the old mapping we used to use. To get W2KSP2 profiles
1209  * working we need to map to the canonical file perms.
1210  */
1211 #define UNIX_ACCESS_RWX (UNIX_ACCESS_R|UNIX_ACCESS_W|UNIX_ACCESS_X)
1212 #define UNIX_ACCESS_R (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1213                         FILE_READ_ATTRIBUTES|FILE_READ_EA|FILE_READ_DATA)
1214 #define UNIX_ACCESS_W (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1215                         FILE_WRITE_ATTRIBUTES|FILE_WRITE_EA|\
1216                         FILE_APPEND_DATA|FILE_WRITE_DATA)
1217 #define UNIX_ACCESS_X (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1218                         FILE_EXECUTE|FILE_READ_ATTRIBUTES)
1219 #endif
1220
1221 #define UNIX_ACCESS_NONE (WRITE_OWNER_ACCESS)
1222
1223 /* Flags field. */
1224 #define REQUEST_OPLOCK 2
1225 #define REQUEST_BATCH_OPLOCK 4
1226 #define OPEN_DIRECTORY 8
1227 #define EXTENDED_RESPONSE_REQUIRED 0x10
1228
1229 /* ShareAccess field. */
1230 #define FILE_SHARE_NONE 0 /* Cannot be used in bitmask. */
1231 #define FILE_SHARE_READ 1
1232 #define FILE_SHARE_WRITE 2
1233 #define FILE_SHARE_DELETE 4
1234
1235 /* FileAttributesField */
1236 #define FILE_ATTRIBUTE_READONLY         0x001L
1237 #define FILE_ATTRIBUTE_HIDDEN           0x002L
1238 #define FILE_ATTRIBUTE_SYSTEM           0x004L
1239 #define FILE_ATTRIBUTE_DIRECTORY        0x010L
1240 #define FILE_ATTRIBUTE_ARCHIVE          0x020L
1241 #define FILE_ATTRIBUTE_NORMAL           0x080L
1242 #define FILE_ATTRIBUTE_TEMPORARY        0x100L
1243 #define FILE_ATTRIBUTE_SPARSE           0x200L
1244 #define FILE_ATTRIBUTE_REPARSE_POINT    0x400L
1245 #define FILE_ATTRIBUTE_COMPRESSED       0x800L
1246 #define FILE_ATTRIBUTE_OFFLINE          0x1000L
1247 #define FILE_ATTRIBUTE_NONINDEXED       0x2000L
1248 #define FILE_ATTRIBUTE_ENCRYPTED        0x4000L
1249 #define SAMBA_ATTRIBUTES_MASK           0x7F
1250
1251 /* Flags - combined with attributes. */
1252 #define FILE_FLAG_WRITE_THROUGH    0x80000000L
1253 #define FILE_FLAG_NO_BUFFERING     0x20000000L
1254 #define FILE_FLAG_RANDOM_ACCESS    0x10000000L
1255 #define FILE_FLAG_SEQUENTIAL_SCAN  0x08000000L
1256 #define FILE_FLAG_DELETE_ON_CLOSE  0x04000000L
1257 #define FILE_FLAG_BACKUP_SEMANTICS 0x02000000L
1258 #define FILE_FLAG_POSIX_SEMANTICS  0x01000000L
1259
1260 /* CreateDisposition field. */
1261 #define FILE_SUPERSEDE 0                /* File exists overwrite/supersede. File not exist create. */
1262 #define FILE_OPEN 1                     /* File exists open. File not exist fail. */
1263 #define FILE_CREATE 2                   /* File exists fail. File not exist create. */
1264 #define FILE_OPEN_IF 3                  /* File exists open. File not exist create. */
1265 #define FILE_OVERWRITE 4                /* File exists overwrite. File not exist fail. */
1266 #define FILE_OVERWRITE_IF 5             /* File exists overwrite. File not exist create. */
1267
1268 /* CreateOptions field. */
1269 #define FILE_DIRECTORY_FILE       0x0001
1270 #define FILE_WRITE_THROUGH        0x0002
1271 #define FILE_SEQUENTIAL_ONLY      0x0004
1272 #define FILE_NON_DIRECTORY_FILE   0x0040
1273 #define FILE_NO_EA_KNOWLEDGE      0x0200
1274 #define FILE_EIGHT_DOT_THREE_ONLY 0x0400
1275 #define FILE_RANDOM_ACCESS        0x0800
1276 #define FILE_DELETE_ON_CLOSE      0x1000
1277 #define FILE_OPEN_BY_FILE_ID      0x2000
1278
1279 /* Private create options used by the ntcreatex processing code. From Samba4. */
1280 #define NTCREATEX_OPTIONS_PRIVATE_DENY_DOS     0x01000000
1281 #define NTCREATEX_OPTIONS_PRIVATE_DENY_FCB     0x02000000
1282
1283 /* Responses when opening a file. */
1284 #define FILE_WAS_SUPERSEDED 0
1285 #define FILE_WAS_OPENED 1
1286 #define FILE_WAS_CREATED 2
1287 #define FILE_WAS_OVERWRITTEN 3
1288
1289 /* File type flags */
1290 #define FILE_TYPE_DISK  0
1291 #define FILE_TYPE_BYTE_MODE_PIPE 1
1292 #define FILE_TYPE_MESSAGE_MODE_PIPE 2
1293 #define FILE_TYPE_PRINTER 3
1294 #define FILE_TYPE_COMM_DEVICE 4
1295 #define FILE_TYPE_UNKNOWN 0xFFFF
1296
1297 /* Flag for NT transact rename call. */
1298 #define RENAME_REPLACE_IF_EXISTS 1
1299
1300 /* flags for SMBntrename call (from Samba4) */
1301 #define RENAME_FLAG_MOVE_CLUSTER_INFORMATION 0x102 /* ???? */
1302 #define RENAME_FLAG_HARD_LINK                0x103
1303 #define RENAME_FLAG_RENAME                   0x104
1304 #define RENAME_FLAG_COPY                     0x105
1305
1306 /* Filesystem Attributes. */
1307 #define FILE_CASE_SENSITIVE_SEARCH      0x00000001
1308 #define FILE_CASE_PRESERVED_NAMES       0x00000002
1309 #define FILE_UNICODE_ON_DISK            0x00000004
1310 /* According to cifs9f, this is 4, not 8 */
1311 /* Acconding to testing, this actually sets the security attribute! */
1312 #define FILE_PERSISTENT_ACLS            0x00000008
1313 #define FILE_FILE_COMPRESSION           0x00000010
1314 #define FILE_VOLUME_QUOTAS              0x00000020
1315 #define FILE_SUPPORTS_SPARSE_FILES      0x00000040
1316 #define FILE_SUPPORTS_REPARSE_POINTS    0x00000080
1317 #define FILE_SUPPORTS_REMOTE_STORAGE    0x00000100
1318 #define FS_LFN_APIS                     0x00004000
1319 #define FILE_VOLUME_IS_COMPRESSED       0x00008000
1320 #define FILE_SUPPORTS_OBJECT_IDS        0x00010000
1321 #define FILE_SUPPORTS_ENCRYPTION        0x00020000
1322 #define FILE_NAMED_STREAMS              0x00040000
1323 #define FILE_READ_ONLY_VOLUME           0x00080000
1324
1325 /* ChangeNotify flags. */
1326 #define FILE_NOTIFY_CHANGE_FILE        0x001
1327 #define FILE_NOTIFY_CHANGE_DIR_NAME    0x002
1328 #define FILE_NOTIFY_CHANGE_ATTRIBUTES  0x004
1329 #define FILE_NOTIFY_CHANGE_SIZE        0x008
1330 #define FILE_NOTIFY_CHANGE_LAST_WRITE  0x010
1331 #define FILE_NOTIFY_CHANGE_LAST_ACCESS 0x020
1332 #define FILE_NOTIFY_CHANGE_CREATION    0x040
1333 #define FILE_NOTIFY_CHANGE_EA          0x080
1334 #define FILE_NOTIFY_CHANGE_SECURITY    0x100
1335 #define FILE_NOTIFY_CHANGE_FILE_NAME   0x200
1336
1337 /* where to find the base of the SMB packet proper */
1338 #define smb_base(buf) (((char *)(buf))+4)
1339
1340 /* we don't allow server strings to be longer than 48 characters as
1341    otherwise NT will not honour the announce packets */
1342 #define MAX_SERVER_STRING_LENGTH 48
1343
1344
1345 #define SMB_SUCCESS 0  /* The request was successful. */
1346
1347 #ifdef WITH_DFS
1348 void dfs_unlogin(void);
1349 extern int dcelogin_atmost_once;
1350 #endif
1351
1352 #ifdef NOSTRDUP
1353 char *strdup(char *s);
1354 #endif
1355
1356 #ifndef SIGNAL_CAST
1357 #define SIGNAL_CAST (RETSIGTYPE (*)(int))
1358 #endif
1359
1360 #ifndef SELECT_CAST
1361 #define SELECT_CAST
1362 #endif
1363
1364 /* This was set by JHT in liaison with Jeremy Allison early 1997
1365  * History:
1366  * Version 4.0 - never made public
1367  * Version 4.10 - New to 1.9.16p2, lost in space 1.9.16p3 to 1.9.16p9
1368  *              - Reappeared in 1.9.16p11 with fixed smbd services
1369  * Version 4.20 - To indicate that nmbd and browsing now works better
1370  * Version 4.50 - Set at release of samba-2.2.0 by JHT
1371  *
1372  *  Note: In the presence of NT4.X do not set above 4.9
1373  *        Setting this above 4.9 can have undesired side-effects.
1374  *        This may change again in Samba-3.0 after further testing. JHT
1375  */
1376
1377 #define DEFAULT_MAJOR_VERSION 0x04
1378 #define DEFAULT_MINOR_VERSION 0x09
1379
1380 /* Browser Election Values */
1381 #define BROWSER_ELECTION_VERSION        0x010f
1382 #define BROWSER_CONSTANT        0xaa55
1383
1384 /* Sercurity mode bits. */
1385 #define NEGOTIATE_SECURITY_USER_LEVEL           0x01
1386 #define NEGOTIATE_SECURITY_CHALLENGE_RESPONSE   0x02
1387 #define NEGOTIATE_SECURITY_SIGNATURES_ENABLED   0x04
1388 #define NEGOTIATE_SECURITY_SIGNATURES_REQUIRED  0x08
1389
1390 /* NT Flags2 bits - cifs6.txt section 3.1.2 */
1391
1392 #define FLAGS2_LONG_PATH_COMPONENTS    0x0001
1393 #define FLAGS2_EXTENDED_ATTRIBUTES     0x0002
1394 #define FLAGS2_SMB_SECURITY_SIGNATURES 0x0004
1395 #define FLAGS2_IS_LONG_NAME            0x0040
1396 #define FLAGS2_EXTENDED_SECURITY       0x0800
1397 #define FLAGS2_DFS_PATHNAMES           0x1000
1398 #define FLAGS2_READ_PERMIT_EXECUTE     0x2000
1399 #define FLAGS2_32_BIT_ERROR_CODES      0x4000
1400 #define FLAGS2_UNICODE_STRINGS         0x8000
1401
1402 #define FLAGS2_WIN2K_SIGNATURE         0xC852 /* Hack alert ! For now... JRA. */
1403
1404 /* Capabilities.  see ftp.microsoft.com/developr/drg/cifs/cifs/cifs4.txt */
1405
1406 #define CAP_RAW_MODE         0x0001
1407 #define CAP_MPX_MODE         0x0002
1408 #define CAP_UNICODE          0x0004
1409 #define CAP_LARGE_FILES      0x0008
1410 #define CAP_NT_SMBS          0x0010
1411 #define CAP_RPC_REMOTE_APIS  0x0020
1412 #define CAP_STATUS32         0x0040
1413 #define CAP_LEVEL_II_OPLOCKS 0x0080
1414 #define CAP_LOCK_AND_READ    0x0100
1415 #define CAP_NT_FIND          0x0200
1416 #define CAP_DFS              0x1000
1417 #define CAP_W2K_SMBS         0x2000
1418 #define CAP_LARGE_READX      0x4000
1419 #define CAP_LARGE_WRITEX     0x8000
1420 #define CAP_UNIX             0x800000 /* Capabilities for UNIX extensions. Created by HP. */
1421 #define CAP_EXTENDED_SECURITY 0x80000000
1422
1423 /* protocol types. It assumes that higher protocols include lower protocols
1424    as subsets */
1425 enum protocol_types {PROTOCOL_NONE,PROTOCOL_CORE,PROTOCOL_COREPLUS,PROTOCOL_LANMAN1,PROTOCOL_LANMAN2,PROTOCOL_NT1};
1426
1427 /* security levels */
1428 enum security_types {SEC_SHARE,SEC_USER,SEC_SERVER,SEC_DOMAIN,SEC_ADS};
1429
1430 /* server roles */
1431 enum server_types {
1432         ROLE_STANDALONE,
1433         ROLE_DOMAIN_MEMBER,
1434         ROLE_DOMAIN_BDC,
1435         ROLE_DOMAIN_PDC
1436 };
1437
1438 /* printing types */
1439 enum printing_types {PRINT_BSD,PRINT_SYSV,PRINT_AIX,PRINT_HPUX,
1440                      PRINT_QNX,PRINT_PLP,PRINT_LPRNG,PRINT_SOFTQ,
1441                      PRINT_CUPS,PRINT_LPRNT,PRINT_LPROS2,PRINT_IPRINT
1442 #if defined(DEVELOPER) || defined(ENABLE_BUILD_FARM_HACKS)
1443 ,PRINT_TEST,PRINT_VLP
1444 #endif /* DEVELOPER */
1445 };
1446
1447 /* LDAP schema types */
1448 enum schema_types {SCHEMA_COMPAT, SCHEMA_AD, SCHEMA_SAMBA};
1449
1450 /* LDAP SSL options */
1451 enum ldap_ssl_types {LDAP_SSL_ON, LDAP_SSL_OFF, LDAP_SSL_START_TLS};
1452
1453 /* LDAP PASSWD SYNC methods */
1454 enum ldap_passwd_sync_types {LDAP_PASSWD_SYNC_ON, LDAP_PASSWD_SYNC_OFF, LDAP_PASSWD_SYNC_ONLY};
1455
1456 /* Remote architectures we know about. */
1457 enum remote_arch_types {RA_UNKNOWN, RA_WFWG, RA_OS2, RA_WIN95, RA_WINNT,
1458                         RA_WIN2K, RA_WINXP, RA_WIN2K3, RA_SAMBA, RA_CIFSFS};
1459
1460 /* case handling */
1461 enum case_handling {CASE_LOWER,CASE_UPPER};
1462
1463 /* ACL compatibility */
1464 enum acl_compatibility {ACL_COMPAT_AUTO, ACL_COMPAT_WINNT, ACL_COMPAT_WIN2K};
1465 /*
1466  * Global value meaing that the smb_uid field should be
1467  * ingored (in share level security and protocol level == CORE)
1468  */
1469
1470 #define UID_FIELD_INVALID 0
1471 #define VUID_OFFSET 100 /* Amount to bias returned vuid numbers */
1472
1473 /*
1474  * Size of buffer to use when moving files across filesystems.
1475  */
1476 #define COPYBUF_SIZE (8*1024)
1477
1478 /*
1479  * Used in chaining code.
1480  */
1481 extern int chain_size;
1482
1483 /*
1484  * Map the Core and Extended Oplock requesst bits down
1485  * to common bits (EXCLUSIVE_OPLOCK & BATCH_OPLOCK).
1486  */
1487
1488 /*
1489  * Core protocol.
1490  */
1491 #define CORE_OPLOCK_REQUEST(inbuf) \
1492     ((CVAL(inbuf,smb_flg)&(FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK))>>5)
1493
1494 /*
1495  * Extended protocol.
1496  */
1497 #define EXTENDED_OPLOCK_REQUEST(inbuf) ((SVAL(inbuf,smb_vwv2)&((1<<1)|(1<<2)))>>1)
1498
1499 /* Lock types. */
1500 #define LOCKING_ANDX_SHARED_LOCK 0x1
1501 #define LOCKING_ANDX_OPLOCK_RELEASE 0x2
1502 #define LOCKING_ANDX_CHANGE_LOCKTYPE 0x4
1503 #define LOCKING_ANDX_CANCEL_LOCK 0x8
1504 #define LOCKING_ANDX_LARGE_FILES 0x10
1505
1506 /*
1507  * Bits we test with.
1508  * Note these must fit into 16-bits.
1509  */
1510
1511 #define NO_OPLOCK 0
1512 #define EXCLUSIVE_OPLOCK 1
1513 #define BATCH_OPLOCK 2
1514 #define LEVEL_II_OPLOCK 4
1515
1516 /* The following are Samba-private. */
1517 #define INTERNAL_OPEN_ONLY 8
1518 #define FAKE_LEVEL_II_OPLOCK 16 /* Client requested no_oplock, but we have to
1519                                  * inform potential level2 holders on
1520                                  * write. */
1521 #define DEFERRED_OPEN_ENTRY 32
1522 #define UNUSED_SHARE_MODE_ENTRY 64
1523 #define FORCE_OPLOCK_BREAK_TO_NONE 128
1524
1525 /* None of the following should ever appear in fsp->oplock_request. */
1526 #define SAMBA_PRIVATE_OPLOCK_MASK (INTERNAL_OPEN_ONLY|DEFERRED_OPEN_ENTRY|UNUSED_SHARE_MODE_ENTRY|FORCE_OPLOCK_BREAK_TO_NONE)
1527
1528 #define EXCLUSIVE_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)EXCLUSIVE_OPLOCK|(unsigned int)BATCH_OPLOCK))
1529 #define BATCH_OPLOCK_TYPE(lck) ((lck) & (unsigned int)BATCH_OPLOCK)
1530 #define LEVEL_II_OPLOCK_TYPE(lck) ((lck) & ((unsigned int)LEVEL_II_OPLOCK|(unsigned int)FAKE_LEVEL_II_OPLOCK))
1531
1532 struct inform_level2_message {
1533         SMB_DEV_T dev;
1534         SMB_INO_T inode;
1535         uint16 mid;
1536         unsigned long target_file_id;
1537         unsigned long source_file_id;
1538 };
1539
1540 /* kernel_oplock_message definition.
1541
1542 struct kernel_oplock_message {
1543         SMB_DEV_T dev;
1544         SMB_INO_T inode;
1545         unsigned long file_id;
1546 };
1547
1548 Offset  Data                  length.
1549 0     SMB_DEV_T dev           8 bytes.
1550 8     SMB_INO_T inode         8 bytes
1551 16    unsigned long file_id   4 bytes
1552 20
1553
1554 */
1555 #define MSG_SMB_KERNEL_BREAK_SIZE 20
1556
1557 /* file_renamed_message definition.
1558
1559 struct file_renamed_message {
1560         SMB_DEV_T dev;
1561         SMB_INO_T inode;
1562         char names[1]; A variable area containing sharepath and filename.
1563 };
1564
1565 Offset  Data                    length.
1566 0       SMB_DEV_T dev           8 bytes.
1567 8       SMB_INO_T inode         8 bytes
1568 16      char [] name            zero terminated namelen bytes
1569 minimum length == 18.
1570
1571 */
1572
1573 #define MSG_FILE_RENAMED_MIN_SIZE 16
1574
1575 /*
1576  * On the wire return values for oplock types.
1577  */
1578
1579 #define CORE_OPLOCK_GRANTED (1<<5)
1580 #define EXTENDED_OPLOCK_GRANTED (1<<15)
1581
1582 #define NO_OPLOCK_RETURN 0
1583 #define EXCLUSIVE_OPLOCK_RETURN 1
1584 #define BATCH_OPLOCK_RETURN 2
1585 #define LEVEL_II_OPLOCK_RETURN 3
1586
1587 /* Oplock levels */
1588 #define OPLOCKLEVEL_NONE 0
1589 #define OPLOCKLEVEL_II 1
1590
1591 /*
1592  * Capabilities abstracted for different systems.
1593  */
1594
1595 enum smbd_capability {
1596     KERNEL_OPLOCK_CAPABILITY,
1597     DMAPI_ACCESS_CAPABILITY
1598 };
1599
1600 /* if a kernel does support oplocks then a structure of the following
1601    typee is used to describe how to interact with the kernel */
1602 struct kernel_oplocks {
1603         files_struct * (*receive_message)(fd_set *fds);
1604         BOOL (*set_oplock)(files_struct *fsp, int oplock_type);
1605         void (*release_oplock)(files_struct *fsp);
1606         BOOL (*msg_waiting)(fd_set *fds);
1607         int notification_fd;
1608 };
1609
1610
1611 /* this structure defines the functions for doing change notify in
1612    various implementations */
1613 struct cnotify_fns {
1614         void * (*register_notify)(connection_struct *conn, char *path, uint32 flags);
1615         BOOL (*check_notify)(connection_struct *conn, uint16 vuid, char *path, uint32 flags, void *data, time_t t);
1616         void (*remove_notify)(void *data);
1617         int select_time;
1618         int notification_fd;
1619 };
1620
1621 #include "smb_macros.h"
1622
1623 #define MAX_NETBIOSNAME_LEN 16
1624 /* DOS character, NetBIOS namestring. Type used on the wire. */
1625 typedef char nstring[MAX_NETBIOSNAME_LEN];
1626 /* Unix character, NetBIOS namestring. Type used to manipulate name in nmbd. */
1627 typedef char unstring[MAX_NETBIOSNAME_LEN*4];
1628
1629 /* A netbios name structure. */
1630 struct nmb_name {
1631         nstring      name;
1632         char         scope[64];
1633         unsigned int name_type;
1634 };
1635
1636 /* A netbios node status array element. */
1637 typedef struct node_status_ {
1638         nstring name;
1639         unsigned char type;
1640         unsigned char flags;
1641 } NODE_STATUS_STRUCT;
1642
1643 /* The extra info from a NetBIOS node status query */
1644 struct node_status_extra {
1645         unsigned char mac_addr[6];
1646         /* There really is more here ... */
1647 };
1648
1649 struct pwd_info {
1650         BOOL null_pwd;
1651         BOOL cleartext;
1652
1653         fstring password;
1654 };
1655
1656 typedef struct user_struct {
1657         struct user_struct *next, *prev;
1658         uint16 vuid; /* Tag for this entry. */
1659         uid_t uid; /* uid of a validated user */
1660         gid_t gid; /* gid of a validated user */
1661
1662         userdom_struct user;
1663         char *homedir;
1664         char *unix_homedir;
1665         char *logon_script;
1666
1667         BOOL guest;
1668
1669         /* following groups stuff added by ih */
1670         /* This groups info is needed for when we become_user() for this uid */
1671         int n_groups;
1672         gid_t *groups;
1673
1674         NT_USER_TOKEN *nt_user_token;
1675
1676         DATA_BLOB session_key;
1677
1678         char *session_keystr; /* used by utmp and pam session code.
1679                                  TDB key string */
1680         int homes_snum;
1681
1682         struct auth_serversupplied_info *server_info;
1683
1684         struct auth_ntlmssp_state *auth_ntlmssp_state;
1685
1686 } user_struct;
1687
1688 struct unix_error_map {
1689         int unix_error;
1690         int dos_class;
1691         int dos_code;
1692         NTSTATUS nt_error;
1693 };
1694
1695 /*
1696  * Size of new password account encoding string.  This is enough space to
1697  * hold 11 ACB characters, plus the surrounding [] and a terminating null.
1698  * Do not change unless you are adding new ACB bits!
1699  */
1700
1701 #define NEW_PW_FORMAT_SPACE_PADDED_LEN 14
1702
1703 /*
1704    Do you want session setups at user level security with a invalid
1705    password to be rejected or allowed in as guest? WinNT rejects them
1706    but it can be a pain as it means "net view" needs to use a password
1707
1708    You have 3 choices in the setting of map_to_guest:
1709
1710    "NEVER_MAP_TO_GUEST" means session setups with an invalid password
1711    are rejected. This is the default.
1712
1713    "MAP_TO_GUEST_ON_BAD_USER" means session setups with an invalid password
1714    are rejected, unless the username does not exist, in which case it
1715    is treated as a guest login
1716
1717    "MAP_TO_GUEST_ON_BAD_PASSWORD" means session setups with an invalid password
1718    are treated as a guest login
1719
1720    Note that map_to_guest only has an effect in user or server
1721    level security.
1722 */
1723
1724 #define NEVER_MAP_TO_GUEST              0
1725 #define MAP_TO_GUEST_ON_BAD_USER        1
1726 #define MAP_TO_GUEST_ON_BAD_PASSWORD    2
1727 #define MAP_TO_GUEST_ON_BAD_UID         3
1728
1729 #define SAFE_NETBIOS_CHARS ". -_"
1730
1731 /* generic iconv conversion structure */
1732 typedef struct _smb_iconv_t {
1733         size_t (*direct)(void *cd, const char **inbuf, size_t *inbytesleft,
1734                          char **outbuf, size_t *outbytesleft);
1735         size_t (*pull)(void *cd, const char **inbuf, size_t *inbytesleft,
1736                        char **outbuf, size_t *outbytesleft);
1737         size_t (*push)(void *cd, const char **inbuf, size_t *inbytesleft,
1738                        char **outbuf, size_t *outbytesleft);
1739         void *cd_direct, *cd_pull, *cd_push;
1740         char *from_name, *to_name;
1741 } *smb_iconv_t;
1742
1743 /* The maximum length of a trust account password.
1744    Used when we randomly create it, 15 char passwords
1745    exceed NT4's max password length */
1746
1747 #define DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH 14
1748
1749 #include "popt_common.h"
1750
1751 #define PORT_NONE       0
1752 #ifndef LDAP_PORT
1753 #define LDAP_PORT       389
1754 #endif
1755
1756 /* used by the IP comparison function */
1757 struct ip_service {
1758         struct in_addr ip;
1759         unsigned port;
1760 };
1761
1762 /* Special name type used to cause a _kerberos DNS lookup. */
1763 #define KDC_NAME_TYPE 0xDCDC
1764
1765 /* Used by the SMB signing functions. */
1766
1767 typedef struct smb_sign_info {
1768         void (*sign_outgoing_message)(char *outbuf, struct smb_sign_info *si);
1769         BOOL (*check_incoming_message)(char *inbuf, struct smb_sign_info *si, BOOL must_be_ok);
1770         void (*free_signing_context)(struct smb_sign_info *si);
1771         void *signing_context;
1772
1773         BOOL negotiated_smb_signing;
1774         BOOL allow_smb_signing;
1775         BOOL doing_signing;
1776         BOOL mandatory_signing;
1777         BOOL seen_valid; /* Have I ever seen a validly signed packet? */
1778 } smb_sign_info;
1779
1780 struct ea_struct {
1781         uint8 flags;
1782         char *name;
1783         DATA_BLOB value;
1784 };
1785
1786 struct ea_list {
1787         struct ea_list *next, *prev;
1788         struct ea_struct ea;
1789 };
1790
1791 /* EA names used internally in Samba. KEEP UP TO DATE with prohibited_ea_names in trans2.c !. */
1792 #define SAMBA_POSIX_INHERITANCE_EA_NAME "user.SAMBA_PAI"
1793 /* EA to use for DOS attributes */
1794 #define SAMBA_XATTR_DOS_ATTRIB "user.DOSATTRIB"
1795
1796 #define UUID_SIZE 16
1797 #define UUID_FLAT_SIZE 16
1798 typedef struct uuid_flat {
1799         uint8 info[UUID_FLAT_SIZE];
1800 } UUID_FLAT;
1801
1802 /* map readonly options */
1803 enum mapreadonly_options {MAP_READONLY_NO, MAP_READONLY_YES, MAP_READONLY_PERMISSIONS};
1804
1805 /* usershare error codes. */
1806 enum usershare_err {
1807                 USERSHARE_OK=0,
1808                 USERSHARE_MALFORMED_FILE,
1809                 USERSHARE_BAD_VERSION,
1810                 USERSHARE_MALFORMED_PATH,
1811                 USERSHARE_MALFORMED_COMMENT_DEF,
1812                 USERSHARE_MALFORMED_ACL_DEF,
1813                 USERSHARE_ACL_ERR,
1814                 USERSHARE_PATH_NOT_ABSOLUTE,
1815                 USERSHARE_PATH_IS_DENIED,
1816                 USERSHARE_PATH_NOT_ALLOWED,
1817                 USERSHARE_PATH_NOT_DIRECTORY,
1818                 USERSHARE_POSIX_ERR
1819 };
1820
1821 /* Different reasons for closing a file. */
1822 enum file_close_type {NORMAL_CLOSE=0,SHUTDOWN_CLOSE,ERROR_CLOSE};
1823
1824 #endif /* _SMB_H */