src/vfs/smbfs/helpers/include/smb.h

   1 /*
   2    Unix SMB/Netbios implementation.
   3    Version 1.9.
   4    SMB parameters and setup
   5 */
   6 #ifndef _SMB_H
   7 #define _SMB_H
   8
   9 #define BUFFER_SIZE (0xFFFF)
  10 #define SAFETY_MARGIN 1024
  11
  12 #define NMB_PORT 137
  13 #define DGRAM_PORT 138
  14 #define SMB_PORT 139
  15
  16 #define False (0)
  17 #define True (1)
  18 #define BOOLSTR(b) ((b) ? "Yes" : "No")
  19 #define BITSETB(ptr,bit) ((((char *)ptr)[0] & (1<<(bit)))!=0)
  20 #define BITSETW(ptr,bit) ((SVAL(ptr,0) & (1<<(bit)))!=0)
  21
  22 #define IS_BITS_SET_ALL(var,bit) (((var)&(bit))==(bit))
  23 #define IS_BITS_SET_SOME(var,bit) (((var)&(bit))!=0)
  24 #define IS_BITS_CLR_ALL(var,bit) (((var)&(bit))==0)
  25
  26 #define PTR_DIFF(p1,p2) ((ptrdiff_t)(((const char *)(p1)) - (const char *)(p2)))
  27
  28 typedef int BOOL;
  29
  30 /* limiting size of ipc replies */
  31 #define REALLOC(ptr,size) Realloc(ptr,MAX((size),4*1024))
  32
  33 #define SIZEOFWORD 2
  34
  35 #ifndef DEF_CREATE_MASK
  36 #define DEF_CREATE_MASK (0755)
  37 #endif
  38
  39 /* how long to wait for secondary SMB packets (milli-seconds) */
  40 #define SMB_SECONDARY_WAIT (60*1000)
  41
  42 /* -------------------------------------------------------------------------- **
  43  * Debugging code.  See also debug.c
  44  */
  45
  46 /* mkproto.awk has trouble with ifdef'd function definitions (it ignores
  47  * the #ifdef directive and will read both definitions, thus creating two
  48  * diffferent prototype declarations), so we must do these by hand.
  49  */
  50 /* I know the __attribute__ stuff is ugly, but it does ensure we get the
  51    arguemnts to DEBUG() right. We have got them wrong too often in the
  52    past */
  53 #ifdef HAVE_STDARG_H
  54 int  Debug1( const char *, ... )
  55 #ifdef __GNUC__
  56      __attribute__ ((format (printf, 1, 2)))
  57 #endif
  58 ;
  59 BOOL dbgtext( const char *, ... )
  60 #ifdef __GNUC__
  61      __attribute__ ((format (printf, 1, 2)))
  62 #endif
  63 ;
  64 #else
  65 int  Debug1();
  66 BOOL dbgtext();
  67 #endif
  68
  69 /* If we have these macros, we can add additional info to the header. */
  70 #ifdef HAVE_FILE_MACRO
  71 #define FILE_MACRO (__FILE__)
  72 #else
  73 #define FILE_MACRO ("")
  74 #endif
  75
  76 #ifdef HAVE_FUNCTION_MACRO
  77 #define FUNCTION_MACRO  (__FUNCTION__)
  78 #else
  79 #define FUNCTION_MACRO  ("")
  80 #endif
  81
  82 /* Debugging macros.
  83  *  DEBUGLVL() - If level is <= the system-wide DEBUGLEVEL then generate a
  84  *               header using the default macros for file, line, and
  85  *               function name.
  86  *               Returns True if the debug level was <= DEBUGLEVEL.
  87  *               Example usage:
  88  *                 if( DEBUGLVL( 2 ) )
  89  *                   dbgtext( "Some text.\n" );
  90  *  DEGUG()    - Good old DEBUG().  Each call to DEBUG() will generate a new
  91  *               header *unless* the previous debug output was unterminated
  92  *               (i.e., no '\n').  See debug.c:dbghdr() for more info.
  93  *               Example usage:
  94  *                 DEBUG( 2, ("Some text.\n") );
  95  *  DEBUGADD() - If level <= DEBUGLEVEL, then the text is appended to the
  96  *               current message (i.e., no header).
  97  *               Usage:
  98  *                 DEBUGADD( 2, ("Some additional text.\n") );
  99  */
 100 #define DEBUGLVL( level ) \
 101   ( (DEBUGLEVEL >= (level)) \
 102    && dbghdr( level, FILE_MACRO, FUNCTION_MACRO, (__LINE__) ) )
 103
 104 #if 0
 105
 106 #define DEBUG( level, body ) \
 107   ( ( DEBUGLEVEL >= (level) \
 108    && dbghdr( level, FILE_MACRO, FUNCTION_MACRO, (__LINE__) ) ) \
 109       ? (void)(dbgtext body) : (void)0 )
 110
 111 #define DEBUGADD( level, body ) \
 112      ( (DEBUGLEVEL >= (level)) ? (void)(dbgtext body) : (void)0 )
 113
 114 #else
 115
 116 #define DEBUG( level, body ) \
 117   (void)( (DEBUGLEVEL >= (level)) \
 118        && (dbghdr( level, FILE_MACRO, FUNCTION_MACRO, (__LINE__) )) \
 119        && (dbgtext body) )
 120
 121 #define DEBUGADD( level, body ) \
 122   (void)( (DEBUGLEVEL >= (level)) && (dbgtext body) )
 123
 124 #endif
 125
 126 /* End Debugging code section.
 127  * -------------------------------------------------------------------------- **
 128  */
 129
 130 /* this defines the error codes that receive_smb can put in smb_read_error */
 131 #define READ_TIMEOUT 1
 132 #define READ_EOF 2
 133 #define READ_ERROR 3
 134
 135
 136 #define DIR_STRUCT_SIZE 43
 137
 138 /* these define all the command types recognised by the server - there
 139 are lots of gaps so probably there are some rare commands that are not
 140 implemented */
 141
 142 #define pSETDIR '\377'
 143
 144 /* these define the attribute byte as seen by DOS */
 145 #define aRONLY (1L<<0)
 146 #define aHIDDEN (1L<<1)
 147 #define aSYSTEM (1L<<2)
 148 #define aVOLID (1L<<3)
 149 #define aDIR (1L<<4)
 150 #define aARCH (1L<<5)
 151
 152 /* for readability... */
 153 #define IS_DOS_READONLY(test_mode) (((test_mode) & aRONLY) != 0)
 154 #define IS_DOS_DIR(test_mode) (((test_mode) & aDIR) != 0)
 155 #define IS_DOS_ARCHIVE(test_mode) (((test_mode) & aARCH) != 0)
 156 #define IS_DOS_SYSTEM(test_mode) (((test_mode) & aSYSTEM) != 0)
 157 #define IS_DOS_HIDDEN(test_mode) (((test_mode) & aHIDDEN) != 0)
 158
 159 /* deny modes */
 160 #define DENY_DOS 0
 161 #define DENY_ALL 1
 162 #define DENY_WRITE 2
 163 #define DENY_READ 3
 164 #define DENY_NONE 4
 165 #define DENY_FCB 7
 166
 167 /* open modes */
 168 #define DOS_OPEN_RDONLY 0
 169 #define DOS_OPEN_WRONLY 1
 170 #define DOS_OPEN_RDWR 2
 171 #define DOS_OPEN_FCB 0xF
 172
 173 /* define shifts and masks for share and open modes. */
 174 #define OPEN_MODE_MASK 0xF
 175 #define SHARE_MODE_SHIFT 4
 176 #define SHARE_MODE_MASK 0x7
 177 #define GET_OPEN_MODE(x) ((x) & OPEN_MODE_MASK)
 178 #define SET_OPEN_MODE(x) ((x) & OPEN_MODE_MASK)
 179 #define GET_DENY_MODE(x) (((x)>>SHARE_MODE_SHIFT) & SHARE_MODE_MASK)
 180 #define SET_DENY_MODE(x) ((x)<<SHARE_MODE_SHIFT)
 181
 182 /* Sync on open file (not sure if used anymore... ?) */
 183 #define FILE_SYNC_OPENMODE (1<<14)
 184 #define GET_FILE_SYNC_OPENMODE(x) (((x) & FILE_SYNC_OPENMODE) ? True : False)
 185
 186 /* allow delete on open file mode (used by NT SMB's). */
 187 #define ALLOW_SHARE_DELETE (1<<15)
 188 #define GET_ALLOW_SHARE_DELETE(x) (((x) & ALLOW_SHARE_DELETE) ? True : False)
 189 #define SET_ALLOW_SHARE_DELETE(x) ((x) ? ALLOW_SHARE_DELETE : 0)
 190
 191 /* delete on close flag (used by NT SMB's). */
 192 #define DELETE_ON_CLOSE_FLAG (1<<16)
 193 #define GET_DELETE_ON_CLOSE_FLAG(x) (((x) & DELETE_ON_CLOSE_FLAG) ? True : False)
 194 #define SET_DELETE_ON_CLOSE_FLAG(x) ((x) ? DELETE_ON_CLOSE_FLAG : 0)
 195
 196 /* open disposition values */
 197 #define FILE_EXISTS_FAIL 0
 198 #define FILE_EXISTS_OPEN 1
 199 #define FILE_EXISTS_TRUNCATE 2
 200
 201 /* mask for open disposition. */
 202 #define FILE_OPEN_MASK 0x3
 203
 204 #define GET_FILE_OPEN_DISPOSITION(x) ((x) & FILE_OPEN_MASK)
 205 #define SET_FILE_OPEN_DISPOSITION(x) ((x) & FILE_OPEN_MASK)
 206
 207 /* The above can be OR'ed with... */
 208 #define FILE_CREATE_IF_NOT_EXIST 0x10
 209 #define FILE_FAIL_IF_NOT_EXIST 0
 210
 211 #define GET_FILE_CREATE_DISPOSITION(x) ((x) & (FILE_CREATE_IF_NOT_EXIST|FILE_FAIL_IF_NOT_EXIST))
 212
 213 /* share types */
 214 #define STYPE_DISKTREE  0       /* Disk drive */
 215 #define STYPE_PRINTQ    1       /* Spooler queue */
 216 #define STYPE_DEVICE    2       /* Serial device */
 217 #define STYPE_IPC       3       /* Interprocess communication (IPC) */
 218 #define STYPE_HIDDEN    0x80000000 /* share is a hidden one (ends with $) */
 219
 220 /* SMB X/Open error codes for the ERRDOS error class */
 221 #define ERRbadfunc 1 /* Invalid function (or system call) */
 222 #define ERRbadfile 2 /* File not found (pathname error) */
 223 #define ERRbadpath 3 /* Directory not found */
 224 #define ERRnofids 4 /* Too many open files */
 225 #define ERRnoaccess 5 /* Access denied */
 226 #define ERRbadfid 6 /* Invalid fid */
 227 #define ERRnomem 8 /* Out of memory */
 228 #define ERRbadmem 9 /* Invalid memory block address */
 229 #define ERRbadenv 10 /* Invalid environment */
 230 #define ERRbadaccess 12 /* Invalid open mode */
 231 #define ERRbaddata 13 /* Invalid data (only from ioctl call) */
 232 #define ERRres 14 /* reserved */
 233 #define ERRbaddrive 15 /* Invalid drive */
 234 #define ERRremcd 16 /* Attempt to delete current directory */
 235 #define ERRdiffdevice 17 /* rename/move across different filesystems */
 236 #define ERRnofiles 18 /* no more files found in file search */
 237 #define ERRbadshare 32 /* Share mode on file conflict with open mode */
 238 #define ERRlock 33 /* Lock request conflicts with existing lock */
 239 #define ERRunsup 50 /* Request unsupported, returned by Win 95, RJS 20Jun98 */
 240 #define ERRfilexists 80 /* File in operation already exists */
 241 #define ERRcannotopen 110 /* Cannot open the file specified */
 242 #define ERRunknownlevel 124
 243 #define ERRrename 183
 244 #define ERRbadpipe 230 /* Named pipe invalid */
 245 #define ERRpipebusy 231 /* All instances of pipe are busy */
 246 #define ERRpipeclosing 232 /* named pipe close in progress */
 247 #define ERRnotconnected 233 /* No process on other end of named pipe */
 248 #define ERRmoredata 234 /* More data to be returned */
 249 #define ERRbaddirectory 267 /* Invalid directory name in a path. */
 250 #define ERROR_EAS_DIDNT_FIT 275 /* Extended attributes didn't fit */
 251 #define ERROR_EAS_NOT_SUPPORTED 282 /* Extended attributes not supported */
 252 #define ERROR_NOTIFY_ENUM_DIR 1022 /* Buffer too small to return change notify. */
 253 #define ERRunknownipc 2142
 254
 255
 256 /* here's a special one from observing NT */
 257 #define ERRnoipc 66 /* don't support ipc */
 258
 259 /* Error codes for the ERRSRV class */
 260
 261 #define ERRerror 1 /* Non specific error code */
 262 #define ERRbadpw 2 /* Bad password */
 263 #define ERRbadtype 3 /* reserved */
 264 #define ERRaccess 4 /* No permissions to do the requested operation */
 265 #define ERRinvnid 5 /* tid invalid */
 266 #define ERRinvnetname 6 /* Invalid servername */
 267 #define ERRinvdevice 7 /* Invalid device */
 268 #define ERRqfull 49 /* Print queue full */
 269 #define ERRqtoobig 50 /* Queued item too big */
 270 #define ERRinvpfid 52 /* Invalid print file in smb_fid */
 271 #define ERRsmbcmd 64 /* Unrecognised command */
 272 #define ERRsrverror 65 /* smb server internal error */
 273 #define ERRfilespecs 67 /* fid and pathname invalid combination */
 274 #define ERRbadlink 68 /* reserved */
 275 #define ERRbadpermits 69 /* Access specified for a file is not valid */
 276 #define ERRbadpid 70 /* reserved */
 277 #define ERRsetattrmode 71 /* attribute mode invalid */
 278 #define ERRpaused 81 /* Message server paused */
 279 #define ERRmsgoff 82 /* Not receiving messages */
 280 #define ERRnoroom 83 /* No room for message */
 281 #define ERRrmuns 87 /* too many remote usernames */
 282 #define ERRtimeout 88 /* operation timed out */
 283 #define ERRnoresource  89 /* No resources currently available for request. */
 284 #define ERRtoomanyuids 90 /* too many userids */
 285 #define ERRbaduid 91 /* bad userid */
 286 #define ERRuseMPX 250 /* temporarily unable to use raw mode, use MPX mode */
 287 #define ERRuseSTD 251 /* temporarily unable to use raw mode, use standard mode */
 288 #define ERRcontMPX 252 /* resume MPX mode */
 289 #define ERRbadPW /* reserved */
 290 #define ERRnosupport 0xFFFF
 291 #define ERRunknownsmb 22 /* from NT 3.5 response */
 292
 293
 294 /* Error codes for the ERRHRD class */
 295
 296 #define ERRnowrite 19 /* read only media */
 297 #define ERRbadunit 20 /* Unknown device */
 298 #define ERRnotready 21 /* Drive not ready */
 299 #define ERRbadcmd 22 /* Unknown command */
 300 #define ERRdata 23 /* Data (CRC) error */
 301 #define ERRbadreq 24 /* Bad request structure length */
 302 #define ERRseek 25
 303 #define ERRbadmedia 26
 304 #define ERRbadsector 27
 305 #define ERRnopaper 28
 306 #define ERRwrite 29 /* write fault */
 307 #define ERRread 30 /* read fault */
 308 #define ERRgeneral 31 /* General hardware failure */
 309 #define ERRwrongdisk 34
 310 #define ERRFCBunavail 35
 311 #define ERRsharebufexc 36 /* share buffer exceeded */
 312 #define ERRdiskfull 39
 313
 314
 315 typedef char pstring[1024];
 316 typedef char fstring[128];
 317
 318 /* pipe string names */
 319 #define PIPE_LANMAN   "\\PIPE\\LANMAN"
 320 #define PIPE_SRVSVC   "\\PIPE\\srvsvc"
 321 #define PIPE_SAMR     "\\PIPE\\samr"
 322 #define PIPE_WINREG   "\\PIPE\\winreg"
 323 #define PIPE_WKSSVC   "\\PIPE\\wkssvc"
 324 #define PIPE_NETLOGON "\\PIPE\\NETLOGON"
 325 #define PIPE_NTLSA    "\\PIPE\\ntlsa"
 326 #define PIPE_NTSVCS   "\\PIPE\\ntsvcs"
 327 #define PIPE_LSASS    "\\PIPE\\lsass"
 328 #define PIPE_LSARPC   "\\PIPE\\lsarpc"
 329
 330
 331 /* 64 bit time (100usec) since ????? - cifs6.txt, section 3.5, page 30 */
 332 typedef struct nttime_info
 333 {
 334   uint32 low;
 335   uint32 high;
 336
 337 } NTTIME;
 338
 339 /* Allowable account control bits */
 340 #define ACB_DISABLED   0x0001  /* 1 = User account disabled */
 341 #define ACB_HOMDIRREQ  0x0002  /* 1 = Home directory required */
 342 #define ACB_PWNOTREQ   0x0004  /* 1 = User password not required */
 343 #define ACB_TEMPDUP    0x0008  /* 1 = Temporary duplicate account */
 344 #define ACB_NORMAL     0x0010  /* 1 = Normal user account */
 345 #define ACB_MNS        0x0020  /* 1 = MNS logon user account */
 346 #define ACB_DOMTRUST   0x0040  /* 1 = Interdomain trust account */
 347 #define ACB_WSTRUST    0x0080  /* 1 = Workstation trust account */
 348 #define ACB_SVRTRUST   0x0100  /* 1 = Server trust account */
 349 #define ACB_PWNOEXP    0x0200  /* 1 = User password does not expire */
 350 #define ACB_AUTOLOCK   0x0400  /* 1 = Account auto locked */
 351
 352 #define MAX_HOURS_LEN 32
 353
 354 struct sam_passwd
 355 {
 356         time_t logon_time;            /* logon time */
 357         time_t logoff_time;           /* logoff time */
 358         time_t kickoff_time;          /* kickoff time */
 359         time_t pass_last_set_time;    /* password last set time */
 360         time_t pass_can_change_time;  /* password can change time */
 361         time_t pass_must_change_time; /* password must change time */
 362
 363         char *smb_name;     /* username string */
 364         char *full_name;    /* user's full name string */
 365         char *home_dir;     /* home directory string */
 366         char *dir_drive;    /* home directory drive string */
 367         char *logon_script; /* logon script string */
 368         char *profile_path; /* profile path string */
 369         char *acct_desc  ;  /* user description string */
 370         char *workstations; /* login from workstations string */
 371         char *unknown_str ; /* don't know what this is, yet. */
 372         char *munged_dial ; /* munged path name and dial-back tel number */
 373
 374         uid_t smb_userid;       /* this is actually the unix uid_t */
 375         gid_t smb_grpid;        /* this is actually the unix gid_t */
 376         uint32 user_rid;      /* Primary User ID */
 377         uint32 group_rid;     /* Primary Group ID */
 378
 379         unsigned char *smb_passwd; /* Null if no password */
 380         unsigned char *smb_nt_passwd; /* Null if no password */
 381
 382         uint16 acct_ctrl; /* account info (ACB_xxxx bit-mask) */
 383         uint32 unknown_3; /* 0x00ff ffff */
 384
 385         uint16 logon_divs; /* 168 - number of hours in a week */
 386         uint32 hours_len; /* normally 21 bytes */
 387         uint8 hours[MAX_HOURS_LEN];
 388
 389         uint32 unknown_5; /* 0x0002 0000 */
 390         uint32 unknown_6; /* 0x0000 04ec */
 391 };
 392
 393 struct smb_passwd
 394 {
 395         uid_t smb_userid;     /* this is actually the unix uid_t */
 396         char *smb_name;     /* username string */
 397
 398         unsigned char *smb_passwd; /* Null if no password */
 399         unsigned char *smb_nt_passwd; /* Null if no password */
 400
 401         uint16 acct_ctrl; /* account info (ACB_xxxx bit-mask) */
 402         time_t pass_last_set_time;    /* password last set time */
 403 };
 404
 405
 406 struct sam_disp_info
 407 {
 408         uint32 user_rid;      /* Primary User ID */
 409         char *smb_name;     /* username string */
 410         char *full_name;    /* user's full name string */
 411 };
 412
 413 #define MAXSUBAUTHS 15 /* max sub authorities in a SID */
 414
 415 /* DOM_SID - security id */
 416 typedef struct sid_info
 417 {
 418   uint8  sid_rev_num;             /* SID revision number */
 419   uint8  num_auths;               /* number of sub-authorities */
 420   uint8  id_auth[6];              /* Identifier Authority */
 421   /*
 422    * Note that the values in these uint32's are in *native* byteorder,
 423    * not neccessarily little-endian...... JRA.
 424    */
 425   uint32 sub_auths[MAXSUBAUTHS];  /* pointer to sub-authorities. */
 426
 427 } DOM_SID;
 428
 429
 430 /*** query a local group, get a list of these: shows who is in that group ***/
 431
 432 /* local group member info */
 433 typedef struct local_grp_member_info
 434 {
 435         DOM_SID sid    ; /* matches with name */
 436         uint8   sid_use; /* usr=1 grp=2 dom=3 alias=4 wkng=5 del=6 inv=7 unk=8 */
 437         fstring name   ; /* matches with sid: must be of the form "DOMAIN\account" */
 438
 439 } LOCAL_GRP_MEMBER;
 440
 441 /* enumerate these to get list of local groups */
 442
 443 /* local group info */
 444 typedef struct local_grp_info
 445 {
 446         fstring name;
 447         fstring comment;
 448
 449 } LOCAL_GRP;
 450
 451 /*** enumerate these to get list of domain groups ***/
 452
 453 /* domain group member info */
 454 typedef struct domain_grp_info
 455 {
 456         fstring name;
 457         fstring comment;
 458         uint32  rid; /* group rid */
 459         uint8   attr; /* attributes forced to be set to 0x7: SE_GROUP_xxx */
 460
 461 } DOMAIN_GRP;
 462
 463 /*** query a domain group, get a list of these: shows who is in that group ***/
 464
 465 /* domain group info */
 466 typedef struct domain_grp_member_info
 467 {
 468         fstring name;
 469         uint8   attr; /* attributes forced to be set to 0x7: SE_GROUP_xxx */
 470
 471 } DOMAIN_GRP_MEMBER;
 472
 473 /* DOM_CHAL - challenge info */
 474 typedef struct chal_info
 475 {
 476   uchar data[8]; /* credentials */
 477 } DOM_CHAL;
 478
 479 /* 32 bit time (sec) since 01jan1970 - cifs6.txt, section 3.5, page 30 */
 480 typedef struct time_info
 481 {
 482   uint32 time;
 483 } UTIME;
 484
 485 /* DOM_CREDs - timestamped client or server credentials */
 486 typedef struct cred_info
 487 {
 488   DOM_CHAL challenge; /* credentials */
 489   UTIME timestamp;    /* credential time-stamp */
 490 } DOM_CRED;
 491
 492 /* Structure used when SMBwritebmpx is active */
 493 typedef struct
 494 {
 495   size_t wr_total_written; /* So we know when to discard this */
 496   int32 wr_timeout;
 497   int32 wr_errclass;
 498   int32 wr_error; /* Cached errors */
 499   BOOL  wr_mode; /* write through mode) */
 500   BOOL  wr_discard; /* discard all further data */
 501 } write_bmpx_struct;
 502
 503 /*
 504  * Structure used to indirect fd's from the files_struct.
 505  * Needed as POSIX locking is based on file and process, not
 506  * file descriptor and process.
 507  */
 508
 509 typedef struct file_fd_struct
 510 {
 511         struct file_fd_struct *next, *prev;
 512         uint16 ref_count;
 513         uint16 uid_cache_count;
 514         uid_t uid_users_cache[10];
 515         SMB_DEV_T dev;
 516         SMB_INO_T inode;
 517         int fd;
 518         int fd_readonly;
 519         int fd_writeonly;
 520         int real_open_flags;
 521         BOOL delete_on_close;
 522 } file_fd_struct;
 523
 524 /*
 525  * Structure used to keep directory state information around.
 526  * Used in NT change-notify code.
 527  */
 528
 529 typedef struct
 530 {
 531   time_t modify_time;
 532   time_t status_time;
 533 } dir_status_struct;
 534
 535 struct uid_cache {
 536   int entries;
 537   uid_t list[UID_CACHE_SIZE];
 538 };
 539
 540 typedef struct
 541 {
 542   char *name;
 543   BOOL is_wild;
 544 } name_compare_entry;
 545
 546 typedef struct connection_struct
 547 {
 548         struct connection_struct *next, *prev;
 549         unsigned cnum; /* an index passed over the wire */
 550         int service;
 551         BOOL force_user;
 552         struct uid_cache uid_cache;
 553         void *dirptr;
 554         BOOL printer;
 555         BOOL ipc;
 556         BOOL read_only;
 557         BOOL admin_user;
 558         char *dirpath;
 559         char *connectpath;
 560         char *origpath;
 561         char *user; /* name of user who *opened* this connection */
 562         uid_t uid; /* uid of user who *opened* this connection */
 563         gid_t gid; /* gid of user who *opened* this connection */
 564
 565         uint16 vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
 566
 567         /* following groups stuff added by ih */
 568
 569         /* This groups info is valid for the user that *opened* the connection */
 570         int ngroups;
 571         gid_t *groups;
 572
 573         time_t lastused;
 574         BOOL used;
 575         int num_files_open;
 576         name_compare_entry *hide_list; /* Per-share list of files to return as hidden. */
 577         name_compare_entry *veto_list; /* Per-share list of files to veto (never show). */
 578         name_compare_entry *veto_oplock_list; /* Per-share list of files to refuse oplocks on. */
 579
 580 } connection_struct;
 581
 582 struct current_user
 583 {
 584         connection_struct *conn;
 585         uint16 vuid;
 586         uid_t uid;
 587         gid_t gid;
 588         int ngroups;
 589         gid_t *groups;
 590 };
 591
 592 typedef struct files_struct
 593 {
 594         struct files_struct *next, *prev;
 595         int fnum;
 596         connection_struct *conn;
 597         file_fd_struct *fd_ptr;
 598         SMB_OFF_T pos;
 599         SMB_OFF_T size;
 600         mode_t mode;
 601         uint16 vuid;
 602         char *mmap_ptr;
 603         SMB_OFF_T mmap_size;
 604         write_bmpx_struct *wbmpx_ptr;
 605         struct timeval open_time;
 606         int share_mode;
 607         time_t pending_modtime;
 608         BOOL open;
 609         BOOL can_lock;
 610         BOOL can_read;
 611         BOOL can_write;
 612         BOOL print_file;
 613         BOOL modified;
 614         BOOL granted_oplock;
 615         BOOL sent_oplock_break;
 616         BOOL is_directory;
 617         BOOL directory_delete_on_close;
 618         BOOL stat_open;
 619         char *fsp_name;
 620 } files_struct;
 621
 622 /* Domain controller authentication protocol info */
 623 struct dcinfo
 624 {
 625   DOM_CHAL clnt_chal; /* Initial challenge received from client */
 626   DOM_CHAL srv_chal;  /* Initial server challenge */
 627   DOM_CRED clnt_cred; /* Last client credential */
 628   DOM_CRED srv_cred;  /* Last server credential */
 629
 630   uchar  sess_key[8]; /* Session key */
 631   uchar  md4pw[16];   /* md4(machine password) */
 632 };
 633
 634 typedef struct
 635 {
 636   uid_t uid; /* uid of a validated user */
 637   gid_t gid; /* gid of a validated user */
 638
 639   fstring requested_name; /* user name from the client */
 640   fstring name; /* unix user name of a validated user */
 641   fstring real_name;   /* to store real name from password file - simeon */
 642   BOOL guest;
 643
 644   /* following groups stuff added by ih */
 645   /* This groups info is needed for when we become_user() for this uid */
 646   int n_groups;
 647   gid_t *groups;
 648
 649   int n_sids;
 650   int *sids;
 651
 652   /* per-user authentication information on NT RPCs */
 653   struct dcinfo dc;
 654
 655 } user_struct;
 656
 657
 658 enum {LPQ_QUEUED,LPQ_PAUSED,LPQ_SPOOLING,LPQ_PRINTING};
 659
 660 typedef struct
 661 {
 662   int job;
 663   int size;
 664   int status;
 665   int priority;
 666   time_t time;
 667   char user[30];
 668   char file[100];
 669 } print_queue_struct;
 670
 671 enum {LPSTAT_OK, LPSTAT_STOPPED, LPSTAT_ERROR};
 672
 673 typedef struct
 674 {
 675   fstring message;
 676   int status;
 677 }  print_status_struct;
 678
 679 /* used for server information: client, nameserv and ipc */
 680 struct server_info_struct
 681 {
 682   fstring name;
 683   uint32 type;
 684   fstring comment;
 685   fstring domain; /* used ONLY in ipc.c NOT namework.c */
 686   BOOL server_added; /* used ONLY in ipc.c NOT namework.c */
 687 };
 688
 689
 690 /* used for network interfaces */
 691 struct interface
 692 {
 693         struct interface *next;
 694         struct in_addr ip;
 695         struct in_addr bcast;
 696         struct in_addr nmask;
 697 };
 698
 699 /* struct returned by get_share_modes */
 700 typedef struct
 701 {
 702   int pid;
 703   uint16 op_port;
 704   uint16 op_type;
 705   int share_mode;
 706   struct timeval time;
 707 } share_mode_entry;
 708
 709
 710 /* each implementation of the share mode code needs
 711    to support the following operations */
 712 struct share_ops {
 713         BOOL (*stop_mgmt)(void);
 714         BOOL (*lock_entry)(connection_struct *, SMB_DEV_T , SMB_INO_T , int *);
 715         BOOL (*unlock_entry)(connection_struct *, SMB_DEV_T , SMB_INO_T , int );
 716         int (*get_entries)(connection_struct *, int , SMB_DEV_T , SMB_INO_T , share_mode_entry **);
 717         void (*del_entry)(int , files_struct *);
 718         BOOL (*set_entry)(int, files_struct *, uint16 , uint16 );
 719     BOOL (*mod_entry)(int, files_struct *, void (*)(share_mode_entry *, SMB_DEV_T, SMB_INO_T, void *), void *);
 720         int (*forall)(void (*)(share_mode_entry *, char *));
 721         void (*status)(FILE *);
 722 };
 723
 724 /* each implementation of the shared memory code needs
 725    to support the following operations */
 726 struct shmem_ops {
 727         BOOL (*shm_close)( void );
 728         int (*shm_alloc)(int );
 729         BOOL (*shm_free)(int );
 730         int (*get_userdef_off)(void);
 731         void *(*offset2addr)(int );
 732         int (*addr2offset)(void *addr);
 733         BOOL (*lock_hash_entry)(unsigned int);
 734         BOOL (*unlock_hash_entry)( unsigned int );
 735         BOOL (*get_usage)(int *,int *,int *);
 736         unsigned (*hash_size)(void);
 737 };
 738
 739 /*
 740  * Each implementation of the password database code needs
 741  * to support the following operations.
 742  */
 743
 744 struct passdb_ops {
 745   /*
 746    * Password database ops.
 747    */
 748   void *(*startsmbpwent)(BOOL);
 749   void (*endsmbpwent)(void *);
 750   SMB_BIG_UINT (*getsmbpwpos)(void *);
 751   BOOL (*setsmbpwpos)(void *, SMB_BIG_UINT);
 752
 753   /*
 754    * smb password database query functions.
 755    */
 756   struct smb_passwd *(*getsmbpwnam)(char *);
 757   struct smb_passwd *(*getsmbpwuid)(uid_t);
 758   struct smb_passwd *(*getsmbpwrid)(uint32);
 759   struct smb_passwd *(*getsmbpwent)(void *);
 760
 761   /*
 762    * smb password database modification functions.
 763    */
 764   BOOL (*add_smbpwd_entry)(struct smb_passwd *);
 765   BOOL (*mod_smbpwd_entry)(struct smb_passwd *, BOOL);
 766
 767   /*
 768    * Functions that manipulate a struct sam_passwd.
 769    */
 770   struct sam_passwd *(*getsam21pwent)(void *);
 771
 772   /*
 773    * sam password database query functions.
 774    */
 775   struct sam_passwd *(*getsam21pwnam)(char *);
 776   struct sam_passwd *(*getsam21pwuid)(uid_t);
 777   struct sam_passwd *(*getsam21pwrid)(uint32);
 778
 779   /*
 780    * sam password database modification functions.
 781    */
 782   BOOL (*add_sam21pwd_entry)(struct sam_passwd *);
 783   BOOL (*mod_sam21pwd_entry)(struct sam_passwd *, BOOL);
 784
 785   /*
 786    * sam query display info functions.
 787    */
 788   struct sam_disp_info *(*getsamdispnam)(char *);
 789   struct sam_disp_info *(*getsamdisprid)(uint32);
 790   struct sam_disp_info *(*getsamdispent)(void *);
 791
 792 #if 0
 793   /*
 794    * password checking functions
 795    */
 796   struct smb_passwd *(*smb_password_chal  )(char *username, char lm_pass[24], char nt_pass[24], char chal[8]);
 797   struct smb_passwd *(*smb_password_check )(char *username, char lm_hash[16], char nt_hash[16]);
 798   struct passwd     *(*unix_password_check)(char *username, char *pass, int pass_len);
 799 #endif
 800 };
 801
 802 /* this is used for smbstatus */
 803
 804 struct connect_record
 805 {
 806   int magic;
 807   int pid;
 808   int cnum;
 809   uid_t uid;
 810   gid_t gid;
 811   char name[24];
 812   char addr[24];
 813   char machine[128];
 814   time_t start;
 815 };
 816
 817 /* This is used by smbclient to send it to a smbfs mount point */
 818 struct connection_options {
 819   int protocol;
 820   /* Connection-Options */
 821   uint32 max_xmit;
 822   uint16 server_vuid;
 823   uint16 tid;
 824   /* The following are LANMAN 1.0 options */
 825   uint16 sec_mode;
 826   uint16 max_mux;
 827   uint16 max_vcs;
 828   uint16 rawmode;
 829   uint32 sesskey;
 830   /* The following are NT LM 0.12 options */
 831   uint32 maxraw;
 832   uint32 capabilities;
 833   uint16 serverzone;
 834 };
 835
 836 /* the following are used by loadparm for option lists */
 837 typedef enum
 838 {
 839   P_BOOL,P_BOOLREV,P_CHAR,P_INTEGER,P_OCTAL,
 840   P_STRING,P_USTRING,P_GSTRING,P_UGSTRING,P_ENUM,P_SEP
 841 } parm_type;
 842
 843 typedef enum
 844 {
 845   P_LOCAL,P_GLOBAL,P_SEPARATOR,P_NONE
 846 } parm_class;
 847
 848 struct enum_list {
 849         int value;
 850         const char *name;
 851 };
 852
 853 struct parm_struct
 854 {
 855         const char *label;
 856         parm_type type;
 857         parm_class class;
 858         void *ptr;
 859         BOOL (*special)(const char *, char **);
 860         const struct enum_list *enum_list;
 861         unsigned flags;
 862         union {
 863                 BOOL bvalue;
 864                 int ivalue;
 865                 char *svalue;
 866                 char cvalue;
 867         } def;
 868 };
 869
 870 struct bitmap {
 871         uint32 *b;
 872         int n;
 873 };
 874
 875 #define FLAG_BASIC      0x01 /* fundamental options */
 876 #define FLAG_SHARE      0x02 /* file sharing options */
 877 #define FLAG_PRINT      0x04 /* printing options */
 878 #define FLAG_GLOBAL     0x08 /* local options that should be globally settable in SWAT */
 879 #define FLAG_DEPRECATED 0x10 /* options that should no longer be used */
 880 #define FLAG_HIDE       0x20 /* options that should be hidden in SWAT */
 881
 882 #ifndef LOCKING_VERSION
 883 #define LOCKING_VERSION 4
 884 #endif /* LOCKING_VERSION */
 885
 886 /* these are useful macros for checking validity of handles */
 887 #define OPEN_FSP(fsp)    ((fsp) && (fsp)->open && !(fsp)->is_directory)
 888 #define OPEN_CONN(conn)    ((conn) && (conn)->open)
 889 #define IS_IPC(conn)       ((conn) && (conn)->ipc)
 890 #define IS_PRINT(conn)       ((conn) && (conn)->printer)
 891 #define FNUM_OK(fsp,c) (OPEN_FSP(fsp) && (c)==(fsp)->conn)
 892
 893 #define CHECK_FSP(fsp,conn) if (!FNUM_OK(fsp,conn)) \
 894                                return(ERROR(ERRDOS,ERRbadfid)); \
 895                             else if((fsp)->fd_ptr == NULL) \
 896                                return(ERROR(ERRDOS,ERRbadaccess))
 897
 898 #define CHECK_READ(fsp) if (!(fsp)->can_read) \
 899                                return(ERROR(ERRDOS,ERRbadaccess))
 900 #define CHECK_WRITE(fsp) if (!(fsp)->can_write) \
 901                                return(ERROR(ERRDOS,ERRbadaccess))
 902 #define CHECK_ERROR(fsp) if (HAS_CACHED_ERROR(fsp)) \
 903                                return(CACHED_ERROR(fsp))
 904
 905 /* translates a connection number into a service number */
 906 #define SNUM(conn)         ((conn)?(conn)->service:-1)
 907
 908 /* access various service details */
 909 #define SERVICE(snum)      (lp_servicename(snum))
 910 #define PRINTCAP           (lp_printcapname())
 911 #define PRINTCOMMAND(snum) (lp_printcommand(snum))
 912 #define PRINTERNAME(snum)  (lp_printername(snum))
 913 #define CAN_WRITE(conn)    (!conn->read_only)
 914 #define VALID_SNUM(snum)   (lp_snum_ok(snum))
 915 #define GUEST_OK(snum)     (VALID_SNUM(snum) && lp_guest_ok(snum))
 916 #define GUEST_ONLY(snum)   (VALID_SNUM(snum) && lp_guest_only(snum))
 917 #define CAN_SETDIR(snum)   (!lp_no_set_dir(snum))
 918 #define CAN_PRINT(conn)    ((conn) && lp_print_ok((conn)->service))
 919 #define MAP_HIDDEN(conn)   ((conn) && lp_map_hidden((conn)->service))
 920 #define MAP_SYSTEM(conn)   ((conn) && lp_map_system((conn)->service))
 921 #define MAP_ARCHIVE(conn)   ((conn) && lp_map_archive((conn)->service))
 922 #define IS_HIDDEN_PATH(conn,path)  ((conn) && is_in_path((path),(conn)->hide_list))
 923 #define IS_VETO_PATH(conn,path)  ((conn) && is_in_path((path),(conn)->veto_list))
 924 #define IS_VETO_OPLOCK_PATH(conn,path)  ((conn) && is_in_path((path),(conn)->veto_oplock_list))
 925
 926 /*
 927  * Used by the stat cache code to check if a returned
 928  * stat structure is valid.
 929  */
 930
 931 #define VALID_STAT(st) (st.st_nlink != 0)
 932 #define VALID_STAT_OF_DIR(st) (VALID_STAT(st) && S_ISDIR(st.st_mode))
 933
 934 #define SMBENCRYPT()       (lp_encrypted_passwords())
 935
 936 /* the basic packet size, assuming no words or bytes */
 937 #define smb_size 39
 938
 939 /* offsets into message for common items */
 940 #define smb_com 8
 941 #define smb_rcls 9
 942 #define smb_reh 10
 943 #define smb_err 11
 944 #define smb_flg 13
 945 #define smb_flg2 14
 946 #define smb_reb 13
 947 #define smb_tid 28
 948 #define smb_pid 30
 949 #define smb_uid 32
 950 #define smb_mid 34
 951 #define smb_wct 36
 952 #define smb_vwv 37
 953 #define smb_vwv0 37
 954 #define smb_vwv1 39
 955 #define smb_vwv2 41
 956 #define smb_vwv3 43
 957 #define smb_vwv4 45
 958 #define smb_vwv5 47
 959 #define smb_vwv6 49
 960 #define smb_vwv7 51
 961 #define smb_vwv8 53
 962 #define smb_vwv9 55
 963 #define smb_vwv10 57
 964 #define smb_vwv11 59
 965 #define smb_vwv12 61
 966 #define smb_vwv13 63
 967 #define smb_vwv14 65
 968 #define smb_vwv15 67
 969 #define smb_vwv16 69
 970 #define smb_vwv17 71
 971
 972 /* flag defines. CIFS spec 3.1.1 */
 973 #define FLAG_SUPPORT_LOCKREAD       0x01
 974 #define FLAG_CLIENT_BUF_AVAIL       0x02
 975 #define FLAG_RESERVED               0x04
 976 #define FLAG_CASELESS_PATHNAMES     0x08
 977 #define FLAG_CANONICAL_PATHNAMES    0x10
 978 #define FLAG_REQUEST_OPLOCK         0x20
 979 #define FLAG_REQUEST_BATCH_OPLOCK   0x40
 980 #define FLAG_REPLY                  0x80
 981
 982 /* the complete */
 983 #define SMBmkdir      0x00   /* create directory */
 984 #define SMBrmdir      0x01   /* delete directory */
 985 #define SMBopen       0x02   /* open file */
 986 #define SMBcreate     0x03   /* create file */
 987 #define SMBclose      0x04   /* close file */
 988 #define SMBflush      0x05   /* flush file */
 989 #define SMBunlink     0x06   /* delete file */
 990 #define SMBmv         0x07   /* rename file */
 991 #define SMBgetatr     0x08   /* get file attributes */
 992 #define SMBsetatr     0x09   /* set file attributes */
 993 #define SMBread       0x0A   /* read from file */
 994 #define SMBwrite      0x0B   /* write to file */
 995 #define SMBlock       0x0C   /* lock byte range */
 996 #define SMBunlock     0x0D   /* unlock byte range */
 997 #define SMBctemp      0x0E   /* create temporary file */
 998 #define SMBmknew      0x0F   /* make new file */
 999 #define SMBchkpth     0x10   /* check directory path */
1000 #define SMBexit       0x11   /* process exit */
1001 #define SMBlseek      0x12   /* seek */
1002 #define SMBtcon       0x70   /* tree connect */
1003 #define SMBtconX      0x75   /* tree connect and X*/
1004 #define SMBtdis       0x71   /* tree disconnect */
1005 #define SMBnegprot    0x72   /* negotiate protocol */
1006 #define SMBdskattr    0x80   /* get disk attributes */
1007 #define SMBsearch     0x81   /* search directory */
1008 #define SMBsplopen    0xC0   /* open print spool file */
1009 #define SMBsplwr      0xC1   /* write to print spool file */
1010 #define SMBsplclose   0xC2   /* close print spool file */
1011 #define SMBsplretq    0xC3   /* return print queue */
1012 #define SMBsends      0xD0   /* send single block message */
1013 #define SMBsendb      0xD1   /* send broadcast message */
1014 #define SMBfwdname    0xD2   /* forward user name */
1015 #define SMBcancelf    0xD3   /* cancel forward */
1016 #define SMBgetmac     0xD4   /* get machine name */
1017 #define SMBsendstrt   0xD5   /* send start of multi-block message */
1018 #define SMBsendend    0xD6   /* send end of multi-block message */
1019 #define SMBsendtxt    0xD7   /* send text of multi-block message */
1020
1021 /* Core+ protocol */
1022 #define SMBlockread       0x13   /* Lock a range and read */
1023 #define SMBwriteunlock 0x14 /* Unlock a range then write */
1024 #define SMBreadbraw   0x1a  /* read a block of data with no smb header */
1025 #define SMBwritebraw  0x1d  /* write a block of data with no smb header */
1026 #define SMBwritec     0x20  /* secondary write request */
1027 #define SMBwriteclose 0x2c  /* write a file then close it */
1028
1029 /* dos extended protocol */
1030 #define SMBreadBraw      0x1A   /* read block raw */
1031 #define SMBreadBmpx      0x1B   /* read block multiplexed */
1032 #define SMBreadBs        0x1C   /* read block (secondary response) */
1033 #define SMBwriteBraw     0x1D   /* write block raw */
1034 #define SMBwriteBmpx     0x1E   /* write block multiplexed */
1035 #define SMBwriteBs       0x1F   /* write block (secondary request) */
1036 #define SMBwriteC        0x20   /* write complete response */
1037 #define SMBsetattrE      0x22   /* set file attributes expanded */
1038 #define SMBgetattrE      0x23   /* get file attributes expanded */
1039 #define SMBlockingX      0x24   /* lock/unlock byte ranges and X */
1040 #define SMBtrans         0x25   /* transaction - name, bytes in/out */
1041 #define SMBtranss        0x26   /* transaction (secondary request/response) */
1042 #define SMBioctl         0x27   /* IOCTL */
1043 #define SMBioctls        0x28   /* IOCTL  (secondary request/response) */
1044 #define SMBcopy          0x29   /* copy */
1045 #define SMBmove          0x2A   /* move */
1046 #define SMBecho          0x2B   /* echo */
1047 #define SMBopenX         0x2D   /* open and X */
1048 #define SMBreadX         0x2E   /* read and X */
1049 #define SMBwriteX        0x2F   /* write and X */
1050 #define SMBsesssetupX    0x73   /* Session Set Up & X (including User Logon) */
1051 #define SMBffirst        0x82   /* find first */
1052 #define SMBfunique       0x83   /* find unique */
1053 #define SMBfclose        0x84   /* find close */
1054 #define SMBinvalid       0xFE   /* invalid command */
1055
1056 /* Extended 2.0 protocol */
1057 #define SMBtrans2        0x32   /* TRANS2 protocol set */
1058 #define SMBtranss2       0x33   /* TRANS2 protocol set, secondary command */
1059 #define SMBfindclose     0x34   /* Terminate a TRANSACT2_FINDFIRST */
1060 #define SMBfindnclose    0x35   /* Terminate a TRANSACT2_FINDNOTIFYFIRST */
1061 #define SMBulogoffX      0x74   /* user logoff */
1062
1063 /* NT SMB extensions. */
1064 #define SMBnttrans       0xA0   /* NT transact */
1065 #define SMBnttranss      0xA1   /* NT transact secondary */
1066 #define SMBntcreateX     0xA2   /* NT create and X */
1067 #define SMBntcancel      0xA4   /* NT cancel */
1068
1069 /* These are the TRANS2 sub commands */
1070 #define TRANSACT2_OPEN                        0
1071 #define TRANSACT2_FINDFIRST                   1
1072 #define TRANSACT2_FINDNEXT                    2
1073 #define TRANSACT2_QFSINFO                     3
1074 #define TRANSACT2_SETFSINFO                   4
1075 #define TRANSACT2_QPATHINFO                   5
1076 #define TRANSACT2_SETPATHINFO                 6
1077 #define TRANSACT2_QFILEINFO                   7
1078 #define TRANSACT2_SETFILEINFO                 8
1079 #define TRANSACT2_FSCTL                       9
1080 #define TRANSACT2_IOCTL                     0xA
1081 #define TRANSACT2_FINDNOTIFYFIRST           0xB
1082 #define TRANSACT2_FINDNOTIFYNEXT            0xC
1083 #define TRANSACT2_MKDIR                     0xD
1084 #define TRANSACT2_SESSION_SETUP             0xE
1085 #define TRANSACT2_GET_DFS_REFERRAL         0x10
1086 #define TRANSACT2_REPORT_DFS_INCONSISTANCY 0x11
1087
1088 /* These are the NT transact sub commands. */
1089 #define NT_TRANSACT_CREATE                1
1090 #define NT_TRANSACT_IOCTL                 2
1091 #define NT_TRANSACT_SET_SECURITY_DESC     3
1092 #define NT_TRANSACT_NOTIFY_CHANGE         4
1093 #define NT_TRANSACT_RENAME                5
1094 #define NT_TRANSACT_QUERY_SECURITY_DESC   6
1095
1096 /* these are the trans2 sub fields for primary requests */
1097 #define smb_tpscnt smb_vwv0
1098 #define smb_tdscnt smb_vwv1
1099 #define smb_mprcnt smb_vwv2
1100 #define smb_mdrcnt smb_vwv3
1101 #define smb_msrcnt smb_vwv4
1102 #define smb_flags smb_vwv5
1103 #define smb_timeout smb_vwv6
1104 #define smb_pscnt smb_vwv9
1105 #define smb_psoff smb_vwv10
1106 #define smb_dscnt smb_vwv11
1107 #define smb_dsoff smb_vwv12
1108 #define smb_suwcnt smb_vwv13
1109 #define smb_setup smb_vwv14
1110 #define smb_setup0 smb_setup
1111 #define smb_setup1 (smb_setup+2)
1112 #define smb_setup2 (smb_setup+4)
1113
1114 /* these are for the secondary requests */
1115 #define smb_spscnt smb_vwv2
1116 #define smb_spsoff smb_vwv3
1117 #define smb_spsdisp smb_vwv4
1118 #define smb_sdscnt smb_vwv5
1119 #define smb_sdsoff smb_vwv6
1120 #define smb_sdsdisp smb_vwv7
1121 #define smb_sfid smb_vwv8
1122
1123 /* and these for responses */
1124 #define smb_tprcnt smb_vwv0
1125 #define smb_tdrcnt smb_vwv1
1126 #define smb_prcnt smb_vwv3
1127 #define smb_proff smb_vwv4
1128 #define smb_prdisp smb_vwv5
1129 #define smb_drcnt smb_vwv6
1130 #define smb_droff smb_vwv7
1131 #define smb_drdisp smb_vwv8
1132
1133 /* these are for the NT trans primary request. */
1134 #define smb_nt_MaxSetupCount smb_vwv0
1135 #define smb_nt_Flags (smb_vwv0 + 1)
1136 #define smb_nt_TotalParameterCount (smb_vwv0 + 3)
1137 #define smb_nt_TotalDataCount (smb_vwv0 + 7)
1138 #define smb_nt_MaxParameterCount (smb_vwv0 + 11)
1139 #define smb_nt_MaxDataCount (smb_vwv0 + 15)
1140 #define smb_nt_ParameterCount (smb_vwv0 + 19)
1141 #define smb_nt_ParameterOffset (smb_vwv0 + 23)
1142 #define smb_nt_DataCount (smb_vwv0 + 27)
1143 #define smb_nt_DataOffset (smb_vwv0 + 31)
1144 #define smb_nt_SetupCount (smb_vwv0 + 35)
1145 #define smb_nt_Function (smb_vwv0 + 36)
1146 #define smb_nt_SetupStart (smb_vwv0 + 38)
1147
1148 /* these are for the NT trans secondary request. */
1149 #define smb_nts_TotalParameterCount (smb_vwv0 + 3)
1150 #define smb_nts_TotalDataCount (smb_vwv0 + 7)
1151 #define smb_nts_ParameterCount (smb_vwv0 + 11)
1152 #define smb_nts_ParameterOffset (smb_vwv0 + 15)
1153 #define smb_nts_ParameterDisplacement (smb_vwv0 + 19)
1154 #define smb_nts_DataCount (smb_vwv0 + 23)
1155 #define smb_nts_DataOffset (smb_vwv0 + 27)
1156 #define smb_nts_DataDisplacement (smb_vwv0 + 31)
1157
1158 /* these are for the NT trans reply. */
1159 #define smb_ntr_TotalParameterCount (smb_vwv0 + 3)
1160 #define smb_ntr_TotalDataCount (smb_vwv0 + 7)
1161 #define smb_ntr_ParameterCount (smb_vwv0 + 11)
1162 #define smb_ntr_ParameterOffset (smb_vwv0 + 15)
1163 #define smb_ntr_ParameterDisplacement (smb_vwv0 + 19)
1164 #define smb_ntr_DataCount (smb_vwv0 + 23)
1165 #define smb_ntr_DataOffset (smb_vwv0 + 27)
1166 #define smb_ntr_DataDisplacement (smb_vwv0 + 31)
1167
1168 /* these are for the NT create_and_X */
1169 #define smb_ntcreate_NameLength (smb_vwv0 + 5)
1170 #define smb_ntcreate_Flags (smb_vwv0 + 7)
1171 #define smb_ntcreate_RootDirectoryFid (smb_vwv0 + 11)
1172 #define smb_ntcreate_DesiredAccess (smb_vwv0 + 15)
1173 #define smb_ntcreate_AllocationSize (smb_vwv0 + 19)
1174 #define smb_ntcreate_FileAttributes (smb_vwv0 + 27)
1175 #define smb_ntcreate_ShareAccess (smb_vwv0 + 31)
1176 #define smb_ntcreate_CreateDisposition (smb_vwv0 + 35)
1177 #define smb_ntcreate_CreateOptions (smb_vwv0 + 39)
1178 #define smb_ntcreate_ImpersonationLevel (smb_vwv0 + 43)
1179 #define smb_ntcreate_SecurityFlags (smb_vwv0 + 47)
1180
1181 /* this is used on a TConX. I'm not sure the name is very helpful though */
1182 #define SMB_SUPPORT_SEARCH_BITS        0x0001
1183
1184 /* these are the constants used in the above call. */
1185 /* DesiredAccess */
1186 /* File Specific access rights. */
1187 #define FILE_READ_DATA        0x001
1188 #define FILE_WRITE_DATA       0x002
1189 #define FILE_APPEND_DATA      0x004
1190 #define FILE_READ_EA          0x008
1191 #define FILE_WRITE_EA         0x010
1192 #define FILE_EXECUTE          0x020
1193 #define FILE_DELETE_CHILD     0x040
1194 #define FILE_READ_ATTRIBUTES  0x080
1195 #define FILE_WRITE_ATTRIBUTES 0x100
1196
1197 #define FILE_ALL_ATTRIBUTES   0x1FF
1198
1199 /* Generic access masks & rights. */
1200 #define SPECIFIC_RIGHTS_MASK 0x00FFFFL
1201 #define STANDARD_RIGHTS_MASK 0xFF0000L
1202 #define DELETE_ACCESS        (1L<<16)
1203 #define READ_CONTROL_ACCESS  (1L<<17)
1204 #define WRITE_DAC_ACCESS     (1L<<18)
1205 #define WRITE_OWNER_ACCESS   (1L<<19)
1206 #define SYNCHRONIZE_ACCESS   (1L<<20)
1207
1208 #define SYSTEM_SECURITY_ACCESS (1L<<24)
1209 #define GENERIC_ALL_ACCESS   (1<<28)
1210 #define GENERIC_EXECUTE_ACCESS  (1<<29)
1211 #define GENERIC_WRITE_ACCESS   (1<<30)
1212 #define GENERIC_READ_ACCESS   (1<<31)
1213
1214 #define FILE_ALL_STANDARD_ACCESS 0x1F0000
1215
1216 /* Mapping of access rights to UNIX perms. */
1217 #if 0 /* Don't use all here... JRA. */
1218 #define UNIX_ACCESS_RWX (FILE_ALL_ATTRIBUTES|FILE_ALL_STANDARD_ACCESS)
1219 #else
1220 #define UNIX_ACCESS_RWX (UNIX_ACCESS_R|UNIX_ACCESS_W|UNIX_ACCESS_X)
1221 #endif
1222
1223 #define UNIX_ACCESS_R (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1224                         FILE_READ_ATTRIBUTES|FILE_READ_EA|FILE_READ_DATA)
1225 #define UNIX_ACCESS_W (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1226                         FILE_WRITE_ATTRIBUTES|FILE_WRITE_EA|\
1227                         FILE_APPEND_DATA|FILE_WRITE_DATA)
1228 #define UNIX_ACCESS_X (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1229                         FILE_EXECUTE|FILE_READ_ATTRIBUTES)
1230
1231 #define UNIX_ACCESS_NONE (WRITE_OWNER_ACCESS)
1232
1233 /* Flags field. */
1234 #define REQUEST_OPLOCK 2
1235 #define REQUEST_BATCH_OPLOCK 4
1236 #define OPEN_DIRECTORY 8
1237
1238 /* ShareAccess field. */
1239 #define FILE_SHARE_NONE 0 /* Cannot be used in bitmask. */
1240 #define FILE_SHARE_READ 1
1241 #define FILE_SHARE_WRITE 2
1242 #define FILE_SHARE_DELETE 4
1243
1244 /* FileAttributesField */
1245 #define FILE_ATTRIBUTE_READONLY aRONLY
1246 #define FILE_ATTRIBUTE_HIDDEN aHIDDEN
1247 #define FILE_ATTRIBUTE_SYSTEM aSYSTEM
1248 #define FILE_ATTRIBUTE_DIRECTORY aDIR
1249 #define FILE_ATTRIBUTE_ARCHIVE aARCH
1250 #define FILE_ATTRIBUTE_NORMAL 0x80L
1251 #define FILE_ATTRIBUTE_TEMPORARY 0x100L
1252 #define FILE_ATTRIBUTE_COMPRESSED 0x800L
1253 #define SAMBA_ATTRIBUTES_MASK 0x7F
1254
1255 /* Flags - combined with attributes. */
1256 #define FILE_FLAG_WRITE_THROUGH    0x80000000L
1257 #define FILE_FLAG_NO_BUFFERING     0x20000000L
1258 #define FILE_FLAG_RANDOM_ACCESS    0x10000000L
1259 #define FILE_FLAG_SEQUENTIAL_SCAN  0x08000000L
1260 #define FILE_FLAG_DELETE_ON_CLOSE  0x04000000L
1261 #define FILE_FLAG_BACKUP_SEMANTICS 0x02000000L
1262 #define FILE_FLAG_POSIX_SEMANTICS  0x01000000L
1263
1264 /* CreateDisposition field. */
1265 #define FILE_SUPERSEDE 0
1266 #define FILE_OPEN 1
1267 #define FILE_CREATE 2
1268 #define FILE_OPEN_IF 3
1269 #define FILE_OVERWRITE 4
1270 #define FILE_OVERWRITE_IF 5
1271
1272 /* CreateOptions field. */
1273 #define FILE_DIRECTORY_FILE       0x0001
1274 #define FILE_WRITE_THROUGH        0x0002
1275 #define FILE_SEQUENTIAL_ONLY      0x0004
1276 #define FILE_NON_DIRECTORY_FILE   0x0040
1277 #define FILE_NO_EA_KNOWLEDGE      0x0200
1278 #define FILE_EIGHT_DOT_THREE_ONLY 0x0400
1279 #define FILE_RANDOM_ACCESS        0x0800
1280 #define FILE_DELETE_ON_CLOSE      0x1000
1281
1282 /* Responses when opening a file. */
1283 #define FILE_WAS_OPENED 1
1284 #define FILE_WAS_CREATED 2
1285 #define FILE_WAS_OVERWRITTEN 3
1286
1287 /* File type flags */
1288 #define FILE_TYPE_DISK  0
1289 #define FILE_TYPE_BYTE_MODE_PIPE 1
1290 #define FILE_TYPE_MESSAGE_MODE_PIPE 2
1291 #define FILE_TYPE_PRINTER 3
1292 #define FILE_TYPE_COMM_DEVICE 4
1293 #define FILE_TYPE_UNKNOWN 0xFFFF
1294
1295 /* Flag for NT transact rename call. */
1296 #define RENAME_REPLACE_IF_EXISTS 1
1297
1298 /* Filesystem Attributes. */
1299 #define FILE_CASE_SENSITIVE_SEARCH 0x1
1300 #define FILE_CASE_PRESERVED_NAMES 0x2
1301 #define FILE_UNICODE_ON_DISK 0x4
1302 #define FILE_PERSISTENT_ACLS 0x8
1303
1304 /* ChangeNotify flags. */
1305 #define FILE_NOTIFY_CHANGE_FILE_NAME   0x001
1306 #define FILE_NOTIFY_CHANGE_DIR_NAME    0x002
1307 #define FILE_NOTIFY_CHANGE_ATTRIBUTES  0x004
1308 #define FILE_NOTIFY_CHANGE_SIZE        0x008
1309 #define FILE_NOTIFY_CHANGE_LAST_WRITE  0x010
1310 #define FILE_NOTIFY_CHANGE_LAST_ACCESS 0x020
1311 #define FILE_NOTIFY_CHANGE_CREATION    0x040
1312 #define FILE_NOTIFY_CHANGE_EA          0x080
1313 #define FILE_NOTIFY_CHANGE_SECURITY    0x100
1314
1315 /* where to find the base of the SMB packet proper */
1316 #define smb_base(buf) (((char *)(buf))+4)
1317
1318
1319 #define SMB_SUCCESS 0  /* The request was successful. */
1320 #define ERRDOS 0x01 /*  Error is from the core DOS operating system set. */
1321 #define ERRSRV 0x02  /* Error is generated by the server network file manager.*/
1322 #define ERRHRD 0x03  /* Error is an hardware error. */
1323 #define ERRCMD 0xFF  /* Command was not in the "SMB" format. */
1324
1325 #ifdef HAVE_STDARG_H
1326 int slprintf(char *str, int n, const char *format, ...)
1327 #ifdef __GNUC__
1328      __attribute__ ((format (printf, 3, 4)))
1329 #endif
1330 ;
1331 #else
1332 int slprintf();
1333 #endif
1334
1335 #ifdef WITH_DFS
1336 void dfs_unlogin(void);
1337 extern int dcelogin_atmost_once;
1338 #endif
1339
1340 #ifndef MIN
1341 #define MIN(a,b) ((a)<(b)?(a):(b))
1342 #endif
1343 #ifndef MAX
1344 #define MAX(a,b) ((a)>(b)?(a):(b))
1345 #endif
1346
1347 #ifndef ABS
1348 #define ABS(a) ((a)>0?(a):(-(a)))
1349 #endif
1350
1351 #ifndef SIGNAL_CAST
1352 #define SIGNAL_CAST (RETSIGTYPE (*)(int))
1353 #endif
1354
1355 #ifndef SELECT_CAST
1356 #define SELECT_CAST
1357 #endif
1358
1359
1360 /* Some POSIX definitions for those without */
1361
1362 #ifndef S_IFDIR
1363 #define S_IFDIR         0x4000
1364 #endif
1365 #ifndef S_ISDIR
1366 #define S_ISDIR(mode)   ((mode & 0xF000) == S_IFDIR)
1367 #endif
1368 #ifndef S_IRWXU
1369 #define S_IRWXU 00700           /* read, write, execute: owner */
1370 #endif
1371 #ifndef S_IRUSR
1372 #define S_IRUSR 00400           /* read permission: owner */
1373 #endif
1374 #ifndef S_IWUSR
1375 #define S_IWUSR 00200           /* write permission: owner */
1376 #endif
1377 #ifndef S_IXUSR
1378 #define S_IXUSR 00100           /* execute permission: owner */
1379 #endif
1380 #ifndef S_IRWXG
1381 #define S_IRWXG 00070           /* read, write, execute: group */
1382 #endif
1383 #ifndef S_IRGRP
1384 #define S_IRGRP 00040           /* read permission: group */
1385 #endif
1386 #ifndef S_IWGRP
1387 #define S_IWGRP 00020           /* write permission: group */
1388 #endif
1389 #ifndef S_IXGRP
1390 #define S_IXGRP 00010           /* execute permission: group */
1391 #endif
1392 #ifndef S_IRWXO
1393 #define S_IRWXO 00007           /* read, write, execute: other */
1394 #endif
1395 #ifndef S_IROTH
1396 #define S_IROTH 00004           /* read permission: other */
1397 #endif
1398 #ifndef S_IWOTH
1399 #define S_IWOTH 00002           /* write permission: other */
1400 #endif
1401 #ifndef S_IXOTH
1402 #define S_IXOTH 00001           /* execute permission: other */
1403 #endif
1404
1405
1406 /* these are used in NetServerEnum to choose what to receive */
1407 #define SV_TYPE_WORKSTATION         0x00000001
1408 #define SV_TYPE_SERVER              0x00000002
1409 #define SV_TYPE_SQLSERVER           0x00000004
1410 #define SV_TYPE_DOMAIN_CTRL         0x00000008
1411 #define SV_TYPE_DOMAIN_BAKCTRL      0x00000010
1412 #define SV_TYPE_TIME_SOURCE         0x00000020
1413 #define SV_TYPE_AFP                 0x00000040
1414 #define SV_TYPE_NOVELL              0x00000080
1415 #define SV_TYPE_DOMAIN_MEMBER       0x00000100
1416 #define SV_TYPE_PRINTQ_SERVER       0x00000200
1417 #define SV_TYPE_DIALIN_SERVER       0x00000400
1418 #define SV_TYPE_SERVER_UNIX         0x00000800
1419 #define SV_TYPE_NT                  0x00001000
1420 #define SV_TYPE_WFW                 0x00002000
1421 #define SV_TYPE_SERVER_MFPN         0x00004000
1422 #define SV_TYPE_SERVER_NT           0x00008000
1423 #define SV_TYPE_POTENTIAL_BROWSER   0x00010000
1424 #define SV_TYPE_BACKUP_BROWSER      0x00020000
1425 #define SV_TYPE_MASTER_BROWSER      0x00040000
1426 #define SV_TYPE_DOMAIN_MASTER       0x00080000
1427 #define SV_TYPE_SERVER_OSF          0x00100000
1428 #define SV_TYPE_SERVER_VMS          0x00200000
1429 #define SV_TYPE_WIN95_PLUS          0x00400000
1430 #define SV_TYPE_ALTERNATE_XPORT     0x20000000
1431 #define SV_TYPE_LOCAL_LIST_ONLY     0x40000000
1432 #define SV_TYPE_DOMAIN_ENUM         0x80000000
1433 #define SV_TYPE_ALL                 0xFFFFFFFF
1434
1435 /* what server type are we currently  - JHT Says we ARE 4.20 */
1436 /* this was set by JHT in liaison with Jeremy Allison early 1997 */
1437 /* setting to 4.20 at same time as announcing ourselves as NT Server */
1438 /* History: */
1439 /* Version 4.0 - never made public */
1440 /* Version 4.10 - New to 1.9.16p2, lost in space 1.9.16p3 to 1.9.16p9 */
1441 /*              - Reappeared in 1.9.16p11 with fixed smbd services */
1442 /* Version 4.20 - To indicate that nmbd and browsing now works better */
1443
1444 #define DEFAULT_MAJOR_VERSION 0x04
1445 #define DEFAULT_MINOR_VERSION 0x02
1446
1447 /* Browser Election Values */
1448 #define BROWSER_ELECTION_VERSION        0x010f
1449 #define BROWSER_CONSTANT        0xaa55
1450
1451 /* NT Flags2 bits - cifs6.txt section 3.1.2 */
1452
1453 #define FLAGS2_LONG_PATH_COMPONENTS   0x0001
1454 #define FLAGS2_EXTENDED_ATTRIBUTES    0x0002
1455 #define FLAGS2_DFS_PATHNAMES          0x1000
1456 #define FLAGS2_READ_PERMIT_NO_EXECUTE 0x2000
1457 #define FLAGS2_32_BIT_ERROR_CODES     0x4000
1458 #define FLAGS2_UNICODE_STRINGS        0x8000
1459
1460 /* Capabilities.  see ftp.microsoft.com/developr/drg/cifs/cifs/cifs4.txt */
1461
1462 #define CAP_RAW_MODE         0x0001
1463 #define CAP_MPX_MODE         0x0002
1464 #define CAP_UNICODE          0x0004
1465 #define CAP_LARGE_FILES      0x0008
1466 #define CAP_NT_SMBS          0x0010
1467 #define CAP_RPC_REMOTE_APIS  0x0020
1468 #define CAP_STATUS32         0x0040
1469 #define CAP_LEVEL_II_OPLOCKS 0x0080
1470 #define CAP_LOCK_AND_READ    0x0100
1471 #define CAP_NT_FIND          0x0200
1472 #define CAP_DFS              0x1000
1473 #define CAP_LARGE_READX      0x4000
1474
1475 /* protocol types. It assumes that higher protocols include lower protocols
1476    as subsets */
1477 enum protocol_types {PROTOCOL_NONE,PROTOCOL_CORE,PROTOCOL_COREPLUS,PROTOCOL_LANMAN1,PROTOCOL_LANMAN2,PROTOCOL_NT1};
1478
1479 /* security levels */
1480 enum security_types {SEC_SHARE,SEC_USER,SEC_SERVER,SEC_DOMAIN};
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
1486 /* Remote architectures we know about. */
1487 enum remote_arch_types {RA_UNKNOWN, RA_WFWG, RA_OS2, RA_WIN95, RA_WINNT, RA_SAMBA};
1488
1489 /* case handling */
1490 enum case_handling {CASE_LOWER,CASE_UPPER};
1491
1492 #ifdef WITH_SSL
1493 /* SSL version options */
1494 enum ssl_version_enum {SMB_SSL_V2,SMB_SSL_V3,SMB_SSL_V23,SMB_SSL_TLS1};
1495 #endif /* WITH_SSL */
1496
1497 /* Macros to get at offsets within smb_lkrng and smb_unlkrng
1498    structures. We cannot define these as actual structures
1499    due to possible differences in structure packing
1500    on different machines/compilers. */
1501
1502 #define SMB_LPID_OFFSET(indx) (10 * (indx))
1503 #define SMB_LKOFF_OFFSET(indx) ( 2 + (10 * (indx)))
1504 #define SMB_LKLEN_OFFSET(indx) ( 6 + (10 * (indx)))
1505 #define SMB_LARGE_LKOFF_OFFSET_HIGH(indx) (4 + (20 * (indx)))
1506 #define SMB_LARGE_LKOFF_OFFSET_LOW(indx) (8 + (20 * (indx)))
1507 #define SMB_LARGE_LKLEN_OFFSET_HIGH(indx) (12 + (20 * (indx)))
1508 #define SMB_LARGE_LKLEN_OFFSET_LOW(indx) (16 + (20 * (indx)))
1509
1510 /* Macro to cache an error in a write_bmpx_struct */
1511 #define CACHE_ERROR(w,c,e) ((w)->wr_errclass = (c), (w)->wr_error = (e), \
1512                             w->wr_discard = True, -1)
1513 /* Macro to test if an error has been cached for this fnum */
1514 #define HAS_CACHED_ERROR(fsp) ((fsp)->open && (fsp)->wbmpx_ptr && \
1515                                 (fsp)->wbmpx_ptr->wr_discard)
1516 /* Macro to turn the cached error into an error packet */
1517 #define CACHED_ERROR(fsp) cached_error_packet(inbuf,outbuf,fsp,__LINE__)
1518
1519 /* these are the datagram types */
1520 #define DGRAM_DIRECT_UNIQUE 0x10
1521
1522 #define ERROR(class,x) error_packet(inbuf,outbuf,class,x,__LINE__)
1523
1524 /* this is how errors are generated */
1525 #define UNIXERROR(defclass,deferror) unix_error_packet(inbuf,outbuf,defclass,deferror,__LINE__)
1526
1527 #define SMB_ROUNDUP(x,g) (((x)+((g)-1))&~((g)-1))
1528
1529 /*
1530  * Global value meaing that the smb_uid field should be
1531  * ingored (in share level security and protocol level == CORE)
1532  */
1533
1534 #define UID_FIELD_INVALID 0
1535 #define VUID_OFFSET 100 /* Amount to bias returned vuid numbers */
1536
1537 /* Defines needed for multi-codepage support. */
1538 #define MSDOS_LATIN_1_CODEPAGE 850
1539 #define KANJI_CODEPAGE 932
1540 #define HANGUL_CODEPAGE 949
1541 #define BIG5_CODEPAGE 950
1542 #define SIMPLIFIED_CHINESE_CODEPAGE 936
1543
1544 #ifdef KANJI
1545 /*
1546  * Default client code page - Japanese
1547  */
1548 #define DEFAULT_CLIENT_CODE_PAGE KANJI_CODEPAGE
1549 #else /* KANJI */
1550 /*
1551  * Default client code page - 850 - Western European
1552  */
1553 #define DEFAULT_CLIENT_CODE_PAGE MSDOS_LATIN_1_CODEPAGE
1554 #endif /* KANJI */
1555
1556 /*
1557  * Size of buffer to use when moving files across filesystems.
1558  */
1559 #define COPYBUF_SIZE (8*1024)
1560
1561 /*
1562  * Integers used to override error codes.
1563  */
1564 extern int unix_ERR_class;
1565 extern int unix_ERR_code;
1566
1567 /*
1568  * Map the Core and Extended Oplock requesst bits down
1569  * to common bits (EXCLUSIVE_OPLOCK & BATCH_OPLOCK).
1570  */
1571
1572 /*
1573  * Core protocol.
1574  */
1575 #define CORE_OPLOCK_REQUEST(inbuf) \
1576     ((CVAL(inbuf,smb_flg)&(FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK))>>5)
1577
1578 /*
1579  * Extended protocol.
1580  */
1581 #define EXTENDED_OPLOCK_REQUEST(inbuf) ((SVAL(inbuf,smb_vwv2)&((1<<1)|(1<<2)))>>1)
1582
1583 /* Lock types. */
1584 #define LOCKING_ANDX_SHARED_LOCK 0x1
1585 #define LOCKING_ANDX_OPLOCK_RELEASE 0x2
1586 #define LOCKING_ANDX_CHANGE_LOCKTYPE 0x4
1587 #define LOCKING_ANDX_CANCEL_LOCK 0x8
1588 #define LOCKING_ANDX_LARGE_FILES 0x10
1589
1590 /* Oplock levels */
1591 #define OPLOCKLEVEL_NONE 0
1592 #define OPLOCKLEVEL_II 1
1593
1594 /*
1595  * Bits we test with.
1596  */
1597 #define EXCLUSIVE_OPLOCK 1
1598 #define BATCH_OPLOCK 2
1599
1600 #define CORE_OPLOCK_GRANTED (1<<5)
1601 #define EXTENDED_OPLOCK_GRANTED (1<<15)
1602
1603 /*
1604  * Loopback command offsets.
1605  */
1606
1607 #define OPBRK_CMD_LEN_OFFSET 0
1608 #define OPBRK_CMD_PORT_OFFSET 4
1609 #define OPBRK_CMD_HEADER_LEN 6
1610
1611 #define OPBRK_MESSAGE_CMD_OFFSET 0
1612
1613 /*
1614  * Oplock break command code to send over the udp socket.
1615  *
1616  * Form of this is :
1617  *
1618  *  0     2       6        10       14    14+devsize 14+devsize+inodesize
1619  *  +----+--------+--------+--------+-------+--------+
1620  *  | cmd| pid    | sec    | usec   | dev   |  inode |
1621  *  +----+--------+--------+--------+-------+--------+
1622  */
1623
1624 #define OPLOCK_BREAK_CMD 0x1
1625 #define OPLOCK_BREAK_PID_OFFSET 2
1626 #define OPLOCK_BREAK_SEC_OFFSET 6
1627 #define OPLOCK_BREAK_USEC_OFFSET 10
1628 #define OPLOCK_BREAK_DEV_OFFSET 14
1629 #define OPLOCK_BREAK_INODE_OFFSET (OPLOCK_BREAK_DEV_OFFSET + sizeof(SMB_DEV_T))
1630 #define OPLOCK_BREAK_MSG_LEN (OPLOCK_BREAK_INODE_OFFSET + sizeof(SMB_INO_T))
1631
1632 /*
1633  * Capabilities abstracted for different systems.
1634  */
1635
1636 #define KERNEL_OPLOCK_CAPABILITY 0x1
1637
1638 #if defined(HAVE_KERNEL_OPLOCKS)
1639 /*
1640  * Oplock break command code sent via the kernel interface.
1641  *
1642  * Form of this is :
1643  *
1644  *  0     2       2+devsize 2+devsize+inodesize
1645  *  +----+--------+--------+
1646  *  | cmd| dev    |  inode |
1647  *  +----+--------+--------+
1648  */
1649
1650 #define KERNEL_OPLOCK_BREAK_CMD 0x2
1651 #define KERNEL_OPLOCK_BREAK_DEV_OFFSET 2
1652 #define KERNEL_OPLOCK_BREAK_INODE_OFFSET (KERNEL_OPLOCK_BREAK_DEV_OFFSET + sizeof(SMB_DEV_T))
1653 #define KERNEL_OPLOCK_BREAK_MSG_LEN (KERNEL_OPLOCK_BREAK_INODE_OFFSET + sizeof(SMB_INO_T))
1654
1655 #endif /* HAVE_KERNEL_OPLOCKS */
1656
1657 #define CMD_REPLY 0x8000
1658
1659 /* useful macros */
1660
1661 /* zero a structure */
1662 #define ZERO_STRUCT(x) memset((char *)&(x), 0, sizeof(x))
1663
1664 /* zero a structure given a pointer to the structure - no zero check */
1665 #define ZERO_STRUCTPN(x) memset((char *)(x), 0, sizeof(*(x)))
1666
1667 /* zero a structure given a pointer to the structure */
1668 #define ZERO_STRUCTP(x) { if ((x) != NULL) ZERO_STRUCTPN(x); }
1669
1670 /* zero an array - note that sizeof(array) must work - ie. it must not be a
1671    pointer */
1672 #define ZERO_ARRAY(x) memset((char *)(x), 0, sizeof(x))
1673
1674 #define SMB_ASSERT(b) ((b)?(void)0: \
1675         (DEBUG(0,("PANIC: assert failed at %s(%d)\n", \
1676                  __FILE__, __LINE__)), smb_panic("assert failed")))
1677 #define SMB_ASSERT_ARRAY(a,n) SMB_ASSERT((sizeof(a)/sizeof((a)[0])) >= (n))
1678
1679 /* A netbios name structure. */
1680 struct nmb_name {
1681   char         name[17];
1682   char         scope[64];
1683   unsigned int name_type;
1684 };
1685
1686 #include "client.h"
1687
1688 /*
1689  * Size of new password account encoding string. DO NOT CHANGE.
1690  */
1691
1692 #define NEW_PW_FORMAT_SPACE_PADDED_LEN 14
1693
1694 /*
1695    Do you want session setups at user level security with a invalid
1696    password to be rejected or allowed in as guest? WinNT rejects them
1697    but it can be a pain as it means "net view" needs to use a password
1698
1699    You have 3 choices in the setting of map_to_guest:
1700
1701    "NEVER_MAP_TO_GUEST" means session setups with an invalid password
1702    are rejected. This is the default.
1703
1704    "MAP_TO_GUEST_ON_BAD_USER" means session setups with an invalid password
1705    are rejected, unless the username does not exist, in which case it
1706    is treated as a guest login
1707
1708    "MAP_TO_GUEST_ON_BAD_PASSWORD" means session setups with an invalid password
1709    are treated as a guest login
1710
1711    Note that map_to_guest only has an effect in user or server
1712    level security.
1713 */
1714
1715 #define NEVER_MAP_TO_GUEST 0
1716 #define MAP_TO_GUEST_ON_BAD_USER 1
1717 #define MAP_TO_GUEST_ON_BAD_PASSWORD 2
1718
1719 #endif /* _SMB_H */
1720
1721 /* _SMB_H */