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

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INCLUDED FROM


   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    arguments to DEBUG() right. We have got them wrong too often in the 
  52    past */
  53 #ifdef HAVE_STDARG_H
  54 int
  55 Debug1 (const char *, ...)
  56 #ifdef __GNUC__
  57     __attribute__ ((format (printf, 1, 2)))
  58 #endif
  59     ;
  60      BOOL dbgtext (const char *, ...)
  61 #ifdef __GNUC__
  62     __attribute__ ((format (printf, 1, 2)))
  63 #endif
  64     ;
  65 #else
  66 int Debug1 ();
  67 BOOL dbgtext ();
  68 #endif
  69 
  70 /* If we have these macros, we can add additional info to the header. */
  71 #ifdef HAVE_FILE_MACRO
  72 #define FILE_MACRO (__FILE__)
  73 #else
  74 #define FILE_MACRO ("")
  75 #endif
  76 
  77 #ifdef HAVE_FUNCTION_MACRO
  78 #define FUNCTION_MACRO  (__FUNCTION__)
  79 #else
  80 #define FUNCTION_MACRO  ("")
  81 #endif
  82 
  83 /* Debugging macros. 
  84  *  DEBUGLVL() - If level is <= the system-wide DEBUGLEVEL then generate a
  85  *               header using the default macros for file, line, and
  86  *               function name.
  87  *               Returns True if the debug level was <= DEBUGLEVEL.
  88  *               Example usage:
  89  *                 if( DEBUGLVL( 2 ) )
  90  *                   dbgtext( "Some text.\n" );
  91  *  DEGUG()    - Good old DEBUG().  Each call to DEBUG() will generate a new
  92  *               header *unless* the previous debug output was unterminated
  93  *               (i.e., no '\n').  See debug.c:dbghdr() for more info.
  94  *               Example usage:
  95  *                 DEBUG( 2, ("Some text.\n") );
  96  *  DEBUGADD() - If level <= DEBUGLEVEL, then the text is appended to the
  97  *               current message (i.e., no header).
  98  *               Usage:
  99  *                 DEBUGADD( 2, ("Some additional text.\n") );
 100  */
 101 #define DEBUGLVL( level ) \
 102   ( (DEBUGLEVEL >= (level)) \
 103    && dbghdr( level, FILE_MACRO, FUNCTION_MACRO, (__LINE__) ) )
 104 
 105 #if 0
 106 
 107 #define DEBUG( level, body ) \
 108   ( ( DEBUGLEVEL >= (level) \
 109    && dbghdr( level, FILE_MACRO, FUNCTION_MACRO, (__LINE__) ) ) \
 110       ? (void)(dbgtext body) : (void)0 )
 111 
 112 #define DEBUGADD( level, body ) \
 113      ( (DEBUGLEVEL >= (level)) ? (void)(dbgtext body) : (void)0 )
 114 
 115 #else
 116 
 117 #define DEBUG( level, body ) \
 118   (void)( (DEBUGLEVEL >= (level)) \
 119        && (dbghdr( level, FILE_MACRO, FUNCTION_MACRO, (__LINE__) )) \
 120        && (dbgtext body) )
 121 
 122 #define DEBUGADD( level, body ) \
 123   (void)( (DEBUGLEVEL >= (level)) && (dbgtext body) )
 124 
 125 #endif
 126 
 127 /* End Debugging code section.
 128  * -------------------------------------------------------------------------- **
 129  */
 130 
 131 /* this defines the error codes that receive_smb can put in smb_read_error */
 132 #define READ_TIMEOUT 1
 133 #define READ_EOF 2
 134 #define READ_ERROR 3
 135 
 136 
 137 #define DIR_STRUCT_SIZE 43
 138 
 139 /* these define all the command types recognised by the server - there
 140    are lots of gaps so probably there are some rare commands that are not
 141    implemented */
 142 
 143 #define pSETDIR '\377'
 144 
 145 /* these define the attribute byte as seen by DOS */
 146 #define aRONLY (1L<<0)
 147 #define aHIDDEN (1L<<1)
 148 #define aSYSTEM (1L<<2)
 149 #define aVOLID (1L<<3)
 150 #define aDIR (1L<<4)
 151 #define aARCH (1L<<5)
 152 
 153 /* for readability... */
 154 #define IS_DOS_READONLY(test_mode) (((test_mode) & aRONLY) != 0)
 155 #define IS_DOS_DIR(test_mode) (((test_mode) & aDIR) != 0)
 156 #define IS_DOS_ARCHIVE(test_mode) (((test_mode) & aARCH) != 0)
 157 #define IS_DOS_SYSTEM(test_mode) (((test_mode) & aSYSTEM) != 0)
 158 #define IS_DOS_HIDDEN(test_mode) (((test_mode) & aHIDDEN) != 0)
 159 
 160 /* deny modes */
 161 #define DENY_DOS 0
 162 #define DENY_ALL 1
 163 #define DENY_WRITE 2
 164 #define DENY_READ 3
 165 #define DENY_NONE 4
 166 #define DENY_FCB 7
 167 
 168 /* open modes */
 169 #define DOS_OPEN_RDONLY 0
 170 #define DOS_OPEN_WRONLY 1
 171 #define DOS_OPEN_RDWR 2
 172 #define DOS_OPEN_FCB 0xF
 173 
 174 /* define shifts and masks for share and open modes. */
 175 #define OPEN_MODE_MASK 0xF
 176 #define SHARE_MODE_SHIFT 4
 177 #define SHARE_MODE_MASK 0x7
 178 #define GET_OPEN_MODE(x) ((x) & OPEN_MODE_MASK)
 179 #define SET_OPEN_MODE(x) ((x) & OPEN_MODE_MASK)
 180 #define GET_DENY_MODE(x) (((x)>>SHARE_MODE_SHIFT) & SHARE_MODE_MASK)
 181 #define SET_DENY_MODE(x) ((x)<<SHARE_MODE_SHIFT)
 182 
 183 /* Sync on open file (not sure if used anymore... ?) */
 184 #define FILE_SYNC_OPENMODE (1<<14)
 185 #define GET_FILE_SYNC_OPENMODE(x) (((x) & FILE_SYNC_OPENMODE) ? True : False)
 186 
 187 /* allow delete on open file mode (used by NT SMB's). */
 188 #define ALLOW_SHARE_DELETE (1<<15)
 189 #define GET_ALLOW_SHARE_DELETE(x) (((x) & ALLOW_SHARE_DELETE) ? True : False)
 190 #define SET_ALLOW_SHARE_DELETE(x) ((x) ? ALLOW_SHARE_DELETE : 0)
 191 
 192 /* delete on close flag (used by NT SMB's). */
 193 #define DELETE_ON_CLOSE_FLAG (1<<16)
 194 #define GET_DELETE_ON_CLOSE_FLAG(x) (((x) & DELETE_ON_CLOSE_FLAG) ? True : False)
 195 #define SET_DELETE_ON_CLOSE_FLAG(x) ((x) ? DELETE_ON_CLOSE_FLAG : 0)
 196 
 197 /* open disposition values */
 198 #define FILE_EXISTS_FAIL 0
 199 #define FILE_EXISTS_OPEN 1
 200 #define FILE_EXISTS_TRUNCATE 2
 201 
 202 /* mask for open disposition. */
 203 #define FILE_OPEN_MASK 0x3
 204 
 205 #define GET_FILE_OPEN_DISPOSITION(x) ((x) & FILE_OPEN_MASK)
 206 #define SET_FILE_OPEN_DISPOSITION(x) ((x) & FILE_OPEN_MASK)
 207 
 208 /* The above can be OR'ed with... */
 209 #define FILE_CREATE_IF_NOT_EXIST 0x10
 210 #define FILE_FAIL_IF_NOT_EXIST 0
 211 
 212 #define GET_FILE_CREATE_DISPOSITION(x) ((x) & (FILE_CREATE_IF_NOT_EXIST|FILE_FAIL_IF_NOT_EXIST))
 213 
 214 /* share types */
 215 #define STYPE_DISKTREE  0       /* Disk drive */
 216 #define STYPE_PRINTQ    1       /* Spooler queue */
 217 #define STYPE_DEVICE    2       /* Serial device */
 218 #define STYPE_IPC       3       /* Interprocess communication (IPC) */
 219 #define STYPE_HIDDEN    0x80000000      /* share is a hidden one (ends with $) */
 220 
 221 /* SMB X/Open error codes for the ERRDOS error class */
 222 #define ERRbadfunc 1            /* Invalid function (or system call) */
 223 #define ERRbadfile 2            /* File not found (pathname error) */
 224 #define ERRbadpath 3            /* Directory not found */
 225 #define ERRnofids 4             /* Too many open files */
 226 #define ERRnoaccess 5           /* Access denied */
 227 #define ERRbadfid 6             /* Invalid fid */
 228 #define ERRnomem 8              /* Out of memory */
 229 #define ERRbadmem 9             /* Invalid memory block address */
 230 #define ERRbadenv 10            /* Invalid environment */
 231 #define ERRbadaccess 12         /* Invalid open mode */
 232 #define ERRbaddata 13           /* Invalid data (only from ioctl call) */
 233 #define ERRres 14               /* reserved */
 234 #define ERRbaddrive 15          /* Invalid drive */
 235 #define ERRremcd 16             /* Attempt to delete current directory */
 236 #define ERRdiffdevice 17        /* rename/move across different filesystems */
 237 #define ERRnofiles 18           /* no more files found in file search */
 238 #define ERRbadshare 32          /* Share mode on file conflict with open mode */
 239 #define ERRlock 33              /* Lock request conflicts with existing lock */
 240 #define ERRunsup 50             /* Request unsupported, returned by Win 95, RJS 20Jun98 */
 241 #define ERRfilexists 80         /* File in operation already exists */
 242 #define ERRcannotopen 110       /* Cannot open the file specified */
 243 #define ERRunknownlevel 124
 244 #define ERRrename 183
 245 #define ERRbadpipe 230          /* Named pipe invalid */
 246 #define ERRpipebusy 231         /* All instances of pipe are busy */
 247 #define ERRpipeclosing 232      /* named pipe close in progress */
 248 #define ERRnotconnected 233     /* No process on other end of named pipe */
 249 #define ERRmoredata 234         /* More data to be returned */
 250 #define ERRbaddirectory 267     /* Invalid directory name in a path. */
 251 #define ERROR_EAS_DIDNT_FIT 275 /* Extended attributes didn't fit */
 252 #define ERROR_EAS_NOT_SUPPORTED 282     /* Extended attributes not supported */
 253 #define ERROR_NOTIFY_ENUM_DIR 1022      /* Buffer too small to return change notify. */
 254 #define ERRunknownipc 2142
 255 
 256 
 257 /* here's a special one from observing NT */
 258 #define ERRnoipc 66             /* don't support ipc */
 259 
 260 /* Error codes for the ERRSRV class */
 261 
 262 #define ERRerror 1              /* Non specific error code */
 263 #define ERRbadpw 2              /* Bad password */
 264 #define ERRbadtype 3            /* reserved */
 265 #define ERRaccess 4             /* No permissions to do the requested operation */
 266 #define ERRinvnid 5             /* tid invalid */
 267 #define ERRinvnetname 6         /* Invalid servername */
 268 #define ERRinvdevice 7          /* Invalid device */
 269 #define ERRqfull 49             /* Print queue full */
 270 #define ERRqtoobig 50           /* Queued item too big */
 271 #define ERRinvpfid 52           /* Invalid print file in smb_fid */
 272 #define ERRsmbcmd 64            /* Unrecognised command */
 273 #define ERRsrverror 65          /* smb server internal error */
 274 #define ERRfilespecs 67         /* fid and pathname invalid combination */
 275 #define ERRbadlink 68           /* reserved */
 276 #define ERRbadpermits 69        /* Access specified for a file is not valid */
 277 #define ERRbadpid 70            /* reserved */
 278 #define ERRsetattrmode 71       /* attribute mode invalid */
 279 #define ERRpaused 81            /* Message server paused */
 280 #define ERRmsgoff 82            /* Not receiving messages */
 281 #define ERRnoroom 83            /* No room for message */
 282 #define ERRrmuns 87             /* too many remote usernames */
 283 #define ERRtimeout 88           /* operation timed out */
 284 #define ERRnoresource  89       /* No resources currently available for request. */
 285 #define ERRtoomanyuids 90       /* too many userids */
 286 #define ERRbaduid 91            /* bad userid */
 287 #define ERRuseMPX 250           /* temporarily unable to use raw mode, use MPX mode */
 288 #define ERRuseSTD 251           /* temporarily unable to use raw mode, use standard mode */
 289 #define ERRcontMPX 252          /* resume MPX mode */
 290 #define ERRbadPW                /* reserved */
 291 #define ERRnosupport 0xFFFF
 292 #define ERRunknownsmb 22        /* from NT 3.5 response */
 293 
 294 
 295 /* Error codes for the ERRHRD class */
 296 
 297 #define ERRnowrite 19           /* read only media */
 298 #define ERRbadunit 20           /* Unknown device */
 299 #define ERRnotready 21          /* Drive not ready */
 300 #define ERRbadcmd 22            /* Unknown command */
 301 #define ERRdata 23              /* Data (CRC) error */
 302 #define ERRbadreq 24            /* Bad request structure length */
 303 #define ERRseek 25
 304 #define ERRbadmedia 26
 305 #define ERRbadsector 27
 306 #define ERRnopaper 28
 307 #define ERRwrite 29             /* write fault */
 308 #define ERRread 30              /* read fault */
 309 #define ERRgeneral 31           /* General hardware failure */
 310 #define ERRwrongdisk 34
 311 #define ERRFCBunavail 35
 312 #define ERRsharebufexc 36       /* share buffer exceeded */
 313 #define ERRdiskfull 39
 314 
 315 
 316 typedef char pstring[1024];
 317 typedef char fstring[128];
 318 
 319 /* pipe string names */
 320 #define PIPE_LANMAN   "\\PIPE\\LANMAN"
 321 #define PIPE_SRVSVC   "\\PIPE\\srvsvc"
 322 #define PIPE_SAMR     "\\PIPE\\samr"
 323 #define PIPE_WINREG   "\\PIPE\\winreg"
 324 #define PIPE_WKSSVC   "\\PIPE\\wkssvc"
 325 #define PIPE_NETLOGON "\\PIPE\\NETLOGON"
 326 #define PIPE_NTLSA    "\\PIPE\\ntlsa"
 327 #define PIPE_NTSVCS   "\\PIPE\\ntsvcs"
 328 #define PIPE_LSASS    "\\PIPE\\lsass"
 329 #define PIPE_LSARPC   "\\PIPE\\lsarpc"
 330 
 331 
 332 /* 64 bit time (100usec) since ????? - cifs6.txt, section 3.5, page 30 */
 333 typedef struct nttime_info
 334 {
 335     uint32 low;
 336     uint32 high;
 337 
 338 } NTTIME;
 339 
 340 /* Allowable account control bits */
 341 #define ACB_DISABLED   0x0001   /* 1 = User account disabled */
 342 #define ACB_HOMDIRREQ  0x0002   /* 1 = Home directory required */
 343 #define ACB_PWNOTREQ   0x0004   /* 1 = User password not required */
 344 #define ACB_TEMPDUP    0x0008   /* 1 = Temporary duplicate account */
 345 #define ACB_NORMAL     0x0010   /* 1 = Normal user account */
 346 #define ACB_MNS        0x0020   /* 1 = MNS logon user account */
 347 #define ACB_DOMTRUST   0x0040   /* 1 = Interdomain trust account */
 348 #define ACB_WSTRUST    0x0080   /* 1 = Workstation trust account */
 349 #define ACB_SVRTRUST   0x0100   /* 1 = Server trust account */
 350 #define ACB_PWNOEXP    0x0200   /* 1 = User password does not expire */
 351 #define ACB_AUTOLOCK   0x0400   /* 1 = Account auto locked */
 352 
 353 #define MAX_HOURS_LEN 32
 354 
 355 struct sam_passwd
 356 {
 357     time_t logon_time;          /* logon time */
 358     time_t logoff_time;         /* logoff time */
 359     time_t kickoff_time;        /* kickoff time */
 360     time_t pass_last_set_time;  /* password last set time */
 361     time_t pass_can_change_time;        /* password can change time */
 362     time_t pass_must_change_time;       /* password must change time */
 363 
 364     char *smb_name;             /* username string */
 365     char *full_name;            /* user's full name string */
 366     char *home_dir;             /* home directory string */
 367     char *dir_drive;            /* home directory drive string */
 368     char *logon_script;         /* logon script string */
 369     char *profile_path;         /* profile path string */
 370     char *acct_desc;            /* user description string */
 371     char *workstations;         /* login from workstations string */
 372     char *unknown_str;          /* don't know what this is, yet. */
 373     char *munged_dial;          /* munged path name and dial-back tel number */
 374 
 375     uid_t smb_userid;           /* this is actually the unix uid_t */
 376     gid_t smb_grpid;            /* this is actually the unix gid_t */
 377     uint32 user_rid;            /* Primary User ID */
 378     uint32 group_rid;           /* Primary Group ID */
 379 
 380     unsigned char *smb_passwd;  /* Null if no password */
 381     unsigned char *smb_nt_passwd;       /* Null if no password */
 382 
 383     uint16 acct_ctrl;           /* account info (ACB_xxxx bit-mask) */
 384     uint32 unknown_3;           /* 0x00ff ffff */
 385 
 386     uint16 logon_divs;          /* 168 - number of hours in a week */
 387     uint32 hours_len;           /* normally 21 bytes */
 388     uint8 hours[MAX_HOURS_LEN];
 389 
 390     uint32 unknown_5;           /* 0x0002 0000 */
 391     uint32 unknown_6;           /* 0x0000 04ec */
 392 };
 393 
 394 struct smb_passwd
 395 {
 396     uid_t smb_userid;           /* this is actually the unix uid_t */
 397     char *smb_name;             /* username string */
 398 
 399     unsigned char *smb_passwd;  /* Null if no password */
 400     unsigned char *smb_nt_passwd;       /* Null if no password */
 401 
 402     uint16 acct_ctrl;           /* account info (ACB_xxxx bit-mask) */
 403     time_t pass_last_set_time;  /* password last set time */
 404 };
 405 
 406 
 407 struct sam_disp_info
 408 {
 409     uint32 user_rid;            /* Primary User ID */
 410     char *smb_name;             /* username string */
 411     char *full_name;            /* user's full name string */
 412 };
 413 
 414 #define MAXSUBAUTHS 15          /* max sub authorities in a SID */
 415 
 416 /* DOM_SID - security id */
 417 typedef struct sid_info
 418 {
 419     uint8 sid_rev_num;          /* SID revision number */
 420     uint8 num_auths;            /* number of sub-authorities */
 421     uint8 id_auth[6];           /* Identifier Authority */
 422     /*
 423      * Note that the values in these uint32's are in *native* byteorder,
 424      * not neccessarily little-endian...... JRA.
 425      */
 426     uint32 sub_auths[MAXSUBAUTHS];      /* pointer to sub-authorities. */
 427 
 428 } DOM_SID;
 429 
 430 
 431 /*** query a local group, get a list of these: shows who is in that group ***/
 432 
 433 /* local group member info */
 434 typedef struct local_grp_member_info
 435 {
 436     DOM_SID sid;                /* matches with name */
 437     uint8 sid_use;              /* usr=1 grp=2 dom=3 alias=4 wkng=5 del=6 inv=7 unk=8 */
 438     fstring name;               /* matches with sid: must be of the form "DOMAIN\account" */
 439 
 440 } LOCAL_GRP_MEMBER;
 441 
 442 /* enumerate these to get list of local groups */
 443 
 444 /* local group info */
 445 typedef struct local_grp_info
 446 {
 447     fstring name;
 448     fstring comment;
 449 
 450 } LOCAL_GRP;
 451 
 452 /*** enumerate these to get list of domain groups ***/
 453 
 454 /* domain group member info */
 455 typedef struct domain_grp_info
 456 {
 457     fstring name;
 458     fstring comment;
 459     uint32 rid;                 /* group rid */
 460     uint8 attr;                 /* attributes forced to be set to 0x7: SE_GROUP_xxx */
 461 
 462 } DOMAIN_GRP;
 463 
 464 /*** query a domain group, get a list of these: shows who is in that group ***/
 465 
 466 /* domain group info */
 467 typedef struct domain_grp_member_info
 468 {
 469     fstring name;
 470     uint8 attr;                 /* attributes forced to be set to 0x7: SE_GROUP_xxx */
 471 
 472 } DOMAIN_GRP_MEMBER;
 473 
 474 /* DOM_CHAL - challenge info */
 475 typedef struct chal_info
 476 {
 477     uchar data[8];              /* credentials */
 478 } DOM_CHAL;
 479 
 480 /* 32 bit time (sec) since 01jan1970 - cifs6.txt, section 3.5, page 30 */
 481 typedef struct time_info
 482 {
 483     uint32 time;
 484 } UTIME;
 485 
 486 /* DOM_CREDs - timestamped client or server credentials */
 487 typedef struct cred_info
 488 {
 489     DOM_CHAL challenge;         /* credentials */
 490     UTIME timestamp;            /* credential time-stamp */
 491 } DOM_CRED;
 492 
 493 /* Structure used when SMBwritebmpx is active */
 494 typedef struct
 495 {
 496     size_t wr_total_written;    /* So we know when to discard this */
 497     int32 wr_timeout;
 498     int32 wr_errclass;
 499     int32 wr_error;             /* Cached errors */
 500     BOOL wr_mode;               /* write through mode) */
 501     BOOL wr_discard;            /* discard all further data */
 502 } write_bmpx_struct;
 503 
 504 /*
 505  * Structure used to indirect fd's from the files_struct.
 506  * Needed as POSIX locking is based on file and process, not
 507  * file descriptor and process.
 508  */
 509 
 510 typedef struct file_fd_struct
 511 {
 512     struct file_fd_struct *next, *prev;
 513     uint16 ref_count;
 514     uint16 uid_cache_count;
 515     uid_t uid_users_cache[10];
 516     SMB_DEV_T dev;
 517     SMB_INO_T inode;
 518     int fd;
 519     int fd_readonly;
 520     int fd_writeonly;
 521     int real_open_flags;
 522     BOOL delete_on_close;
 523 } file_fd_struct;
 524 
 525 /*
 526  * Structure used to keep directory state information around.
 527  * Used in NT change-notify code.
 528  */
 529 
 530 typedef struct
 531 {
 532     time_t modify_time;
 533     time_t status_time;
 534 } dir_status_struct;
 535 
 536 struct uid_cache
 537 {
 538     int entries;
 539     uid_t list[UID_CACHE_SIZE];
 540 };
 541 
 542 typedef struct
 543 {
 544     char *name;
 545     BOOL is_wild;
 546 } name_compare_entry;
 547 
 548 typedef struct connection_struct
 549 {
 550     struct connection_struct *next, *prev;
 551     unsigned cnum;              /* an index passed over the wire */
 552     int service;
 553     BOOL force_user;
 554     struct uid_cache uid_cache;
 555     void *dirptr;
 556     BOOL printer;
 557     BOOL ipc;
 558     BOOL read_only;
 559     BOOL admin_user;
 560     char *dirpath;
 561     char *connectpath;
 562     char *origpath;
 563     char *user;                 /* name of user who *opened* this connection */
 564     uid_t uid;                  /* uid of user who *opened* this connection */
 565     gid_t gid;                  /* gid of user who *opened* this connection */
 566 
 567     uint16 vuid;                /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
 568 
 569     /* following groups stuff added by ih */
 570 
 571     /* This groups info is valid for the user that *opened* the connection */
 572     int ngroups;
 573     gid_t *groups;
 574 
 575     time_t lastused;
 576     BOOL used;
 577     int num_files_open;
 578     name_compare_entry *hide_list;      /* Per-share list of files to return as hidden. */
 579     name_compare_entry *veto_list;      /* Per-share list of files to veto (never show). */
 580     name_compare_entry *veto_oplock_list;       /* Per-share list of files to refuse oplocks on. */
 581 
 582 } connection_struct;
 583 
 584 struct current_user
 585 {
 586     connection_struct *conn;
 587     uint16 vuid;
 588     uid_t uid;
 589     gid_t gid;
 590     int ngroups;
 591     gid_t *groups;
 592 };
 593 
 594 typedef struct files_struct
 595 {
 596     struct files_struct *next, *prev;
 597     int fnum;
 598     connection_struct *conn;
 599     file_fd_struct *fd_ptr;
 600     SMB_OFF_T pos;
 601     SMB_OFF_T size;
 602     mode_t mode;
 603     uint16 vuid;
 604     char *mmap_ptr;
 605     SMB_OFF_T mmap_size;
 606     write_bmpx_struct *wbmpx_ptr;
 607     struct timeval open_time;
 608     int share_mode;
 609     time_t pending_modtime;
 610     BOOL open;
 611     BOOL can_lock;
 612     BOOL can_read;
 613     BOOL can_write;
 614     BOOL print_file;
 615     BOOL modified;
 616     BOOL granted_oplock;
 617     BOOL sent_oplock_break;
 618     BOOL is_directory;
 619     BOOL directory_delete_on_close;
 620     BOOL stat_open;
 621     char *fsp_name;
 622 } files_struct;
 623 
 624 /* Domain controller authentication protocol info */
 625 struct dcinfo
 626 {
 627     DOM_CHAL clnt_chal;         /* Initial challenge received from client */
 628     DOM_CHAL srv_chal;          /* Initial server challenge */
 629     DOM_CRED clnt_cred;         /* Last client credential */
 630     DOM_CRED srv_cred;          /* Last server credential */
 631 
 632     uchar sess_key[8];          /* Session key */
 633     uchar md4pw[16];            /* md4(machine password) */
 634 };
 635 
 636 typedef struct
 637 {
 638     uid_t uid;                  /* uid of a validated user */
 639     gid_t gid;                  /* gid of a validated user */
 640 
 641     fstring requested_name;     /* user name from the client */
 642     fstring name;               /* unix user name of a validated user */
 643     fstring real_name;          /* to store real name from password file - simeon */
 644     BOOL guest;
 645 
 646     /* following groups stuff added by ih */
 647     /* This groups info is needed for when we become_user() for this uid */
 648     int n_groups;
 649     gid_t *groups;
 650 
 651     int n_sids;
 652     int *sids;
 653 
 654     /* per-user authentication information on NT RPCs */
 655     struct dcinfo dc;
 656 
 657 } user_struct;
 658 
 659 
 660 enum
 661 { LPQ_QUEUED, LPQ_PAUSED, LPQ_SPOOLING, LPQ_PRINTING };
 662 
 663 typedef struct
 664 {
 665     int job;
 666     int size;
 667     int status;
 668     int priority;
 669     time_t time;
 670     char user[30];
 671     char file[100];
 672 } print_queue_struct;
 673 
 674 enum
 675 { LPSTAT_OK, LPSTAT_STOPPED, LPSTAT_ERROR };
 676 
 677 typedef struct
 678 {
 679     fstring message;
 680     int status;
 681 } print_status_struct;
 682 
 683 /* used for server information: client, nameserv and ipc */
 684 struct server_info_struct
 685 {
 686     fstring name;
 687     uint32 type;
 688     fstring comment;
 689     fstring domain;             /* used ONLY in ipc.c NOT namework.c */
 690     BOOL server_added;          /* used ONLY in ipc.c NOT namework.c */
 691 };
 692 
 693 
 694 /* used for network interfaces */
 695 struct interface
 696 {
 697     struct interface *next;
 698     struct in_addr ip;
 699     struct in_addr bcast;
 700     struct in_addr nmask;
 701 };
 702 
 703 /* struct returned by get_share_modes */
 704 typedef struct
 705 {
 706     int pid;
 707     uint16 op_port;
 708     uint16 op_type;
 709     int share_mode;
 710     struct timeval time;
 711 } share_mode_entry;
 712 
 713 
 714 /* each implementation of the share mode code needs
 715    to support the following operations */
 716 struct share_ops
 717 {
 718     BOOL (*stop_mgmt) (void);
 719     BOOL (*lock_entry) (connection_struct *, SMB_DEV_T, SMB_INO_T, int *);
 720     BOOL (*unlock_entry) (connection_struct *, SMB_DEV_T, SMB_INO_T, int);
 721     int (*get_entries) (connection_struct *, int, SMB_DEV_T, SMB_INO_T, share_mode_entry **);
 722     void (*del_entry) (int, files_struct *);
 723       BOOL (*set_entry) (int, files_struct *, uint16, uint16);
 724       BOOL (*mod_entry) (int, files_struct *,
 725                          void (*)(share_mode_entry *, SMB_DEV_T, SMB_INO_T, void *), void *);
 726     int (*forall) (void (*)(share_mode_entry *, char *));
 727     void (*status) (FILE *);
 728 };
 729 
 730 /* each implementation of the shared memory code needs
 731    to support the following operations */
 732 struct shmem_ops
 733 {
 734     BOOL (*shm_close) (void);
 735     int (*shm_alloc) (int);
 736       BOOL (*shm_free) (int);
 737     int (*get_userdef_off) (void);
 738     void *(*offset2addr) (int);
 739     int (*addr2offset) (void *addr);
 740       BOOL (*lock_hash_entry) (unsigned int);
 741       BOOL (*unlock_hash_entry) (unsigned int);
 742       BOOL (*get_usage) (int *, int *, int *);
 743     unsigned (*hash_size) (void);
 744 };
 745 
 746 /*
 747  * Each implementation of the password database code needs
 748  * to support the following operations.
 749  */
 750 
 751 struct passdb_ops
 752 {
 753     /*
 754      * Password database ops.
 755      */
 756     void *(*startsmbpwent) (BOOL);
 757     void (*endsmbpwent) (void *);
 758       SMB_BIG_UINT (*getsmbpwpos) (void *);
 759       BOOL (*setsmbpwpos) (void *, SMB_BIG_UINT);
 760 
 761     /*
 762      * smb password database query functions.
 763      */
 764     struct smb_passwd *(*getsmbpwnam) (char *);
 765     struct smb_passwd *(*getsmbpwuid) (uid_t);
 766     struct smb_passwd *(*getsmbpwrid) (uint32);
 767     struct smb_passwd *(*getsmbpwent) (void *);
 768 
 769     /*
 770      * smb password database modification functions.
 771      */
 772       BOOL (*add_smbpwd_entry) (struct smb_passwd *);
 773       BOOL (*mod_smbpwd_entry) (struct smb_passwd *, BOOL);
 774 
 775     /*
 776      * Functions that manipulate a struct sam_passwd.
 777      */
 778     struct sam_passwd *(*getsam21pwent) (void *);
 779 
 780     /*
 781      * sam password database query functions.
 782      */
 783     struct sam_passwd *(*getsam21pwnam) (char *);
 784     struct sam_passwd *(*getsam21pwuid) (uid_t);
 785     struct sam_passwd *(*getsam21pwrid) (uint32);
 786 
 787     /*
 788      * sam password database modification functions.
 789      */
 790       BOOL (*add_sam21pwd_entry) (struct sam_passwd *);
 791       BOOL (*mod_sam21pwd_entry) (struct sam_passwd *, BOOL);
 792 
 793     /*
 794      * sam query display info functions.
 795      */
 796     struct sam_disp_info *(*getsamdispnam) (char *);
 797     struct sam_disp_info *(*getsamdisprid) (uint32);
 798     struct sam_disp_info *(*getsamdispent) (void *);
 799 
 800 #if 0
 801     /*
 802      * password checking functions
 803      */
 804     struct smb_passwd *(*smb_password_chal) (char *username, char lm_pass[24], char nt_pass[24],
 805                                              char chal[8]);
 806     struct smb_passwd *(*smb_password_check) (char *username, char lm_hash[16], char nt_hash[16]);
 807     struct passwd *(*unix_password_check) (char *username, char *pass, int pass_len);
 808 #endif
 809 };
 810 
 811 /* this is used for smbstatus */
 812 
 813 struct connect_record
 814 {
 815     int magic;
 816     int pid;
 817     int cnum;
 818     uid_t uid;
 819     gid_t gid;
 820     char name[24];
 821     char addr[24];
 822     char machine[128];
 823     time_t start;
 824 };
 825 
 826 /* This is used by smbclient to send it to a smbfs mount point */
 827 struct connection_options
 828 {
 829     int protocol;
 830     /* Connection-Options */
 831     uint32 max_xmit;
 832     uint16 server_vuid;
 833     uint16 tid;
 834     /* The following are LANMAN 1.0 options */
 835     uint16 sec_mode;
 836     uint16 max_mux;
 837     uint16 max_vcs;
 838     uint16 rawmode;
 839     uint32 sesskey;
 840     /* The following are NT LM 0.12 options */
 841     uint32 maxraw;
 842     uint32 capabilities;
 843     uint16 serverzone;
 844 };
 845 
 846 /* the following are used by loadparm for option lists */
 847 typedef enum
 848 {
 849     P_BOOL, P_BOOLREV, P_CHAR, P_INTEGER, P_OCTAL,
 850     P_STRING, P_USTRING, P_GSTRING, P_UGSTRING, P_ENUM, P_SEP
 851 } parm_type;
 852 
 853 typedef enum
 854 {
 855     P_LOCAL, P_GLOBAL, P_SEPARATOR, P_NONE
 856 } parm_class;
 857 
 858 struct enum_list
 859 {
 860     int value;
 861     const char *name;
 862 };
 863 
 864 struct parm_struct
 865 {
 866     const char *label;
 867     parm_type type;
 868     parm_class class;
 869     void *ptr;
 870       BOOL (*special) (const char *, char **);
 871     const struct enum_list *enum_list;
 872     unsigned flags;
 873     union
 874     {
 875         BOOL bvalue;
 876         int ivalue;
 877         char *svalue;
 878         char cvalue;
 879     } def;
 880 };
 881 
 882 struct bitmap
 883 {
 884     uint32 *b;
 885     int n;
 886 };
 887 
 888 #define FLAG_BASIC      0x01    /* fundamental options */
 889 #define FLAG_SHARE      0x02    /* file sharing options */
 890 #define FLAG_PRINT      0x04    /* printing options */
 891 #define FLAG_GLOBAL     0x08    /* local options that should be globally settable in SWAT */
 892 #define FLAG_DEPRECATED 0x10    /* options that should no longer be used */
 893 #define FLAG_HIDE       0x20    /* options that should be hidden in SWAT */
 894 
 895 #ifndef LOCKING_VERSION
 896 #define LOCKING_VERSION 4
 897 #endif /* LOCKING_VERSION */
 898 
 899 /* these are useful macros for checking validity of handles */
 900 #define OPEN_FSP(fsp)    ((fsp) && (fsp)->open && !(fsp)->is_directory)
 901 #define OPEN_CONN(conn)    ((conn) && (conn)->open)
 902 #define IS_IPC(conn)       ((conn) && (conn)->ipc)
 903 #define IS_PRINT(conn)       ((conn) && (conn)->printer)
 904 #define FNUM_OK(fsp,c) (OPEN_FSP(fsp) && (c)==(fsp)->conn)
 905 
 906 #define CHECK_FSP(fsp,conn) if (!FNUM_OK(fsp,conn)) \
 907                                return(ERROR(ERRDOS,ERRbadfid)); \
 908                             else if((fsp)->fd_ptr == NULL) \
 909                                return(ERROR(ERRDOS,ERRbadaccess))
 910 
 911 #define CHECK_READ(fsp) if (!(fsp)->can_read) \
 912                                return(ERROR(ERRDOS,ERRbadaccess))
 913 #define CHECK_WRITE(fsp) if (!(fsp)->can_write) \
 914                                return(ERROR(ERRDOS,ERRbadaccess))
 915 #define CHECK_ERROR(fsp) if (HAS_CACHED_ERROR(fsp)) \
 916                                return(CACHED_ERROR(fsp))
 917 
 918 /* translates a connection number into a service number */
 919 #define SNUM(conn)         ((conn)?(conn)->service:-1)
 920 
 921 /* access various service details */
 922 #define SERVICE(snum)      (lp_servicename(snum))
 923 #define PRINTCAP           (lp_printcapname())
 924 #define PRINTCOMMAND(snum) (lp_printcommand(snum))
 925 #define PRINTERNAME(snum)  (lp_printername(snum))
 926 #define CAN_WRITE(conn)    (!conn->read_only)
 927 #define VALID_SNUM(snum)   (lp_snum_ok(snum))
 928 #define GUEST_OK(snum)     (VALID_SNUM(snum) && lp_guest_ok(snum))
 929 #define GUEST_ONLY(snum)   (VALID_SNUM(snum) && lp_guest_only(snum))
 930 #define CAN_SETDIR(snum)   (!lp_no_set_dir(snum))
 931 #define CAN_PRINT(conn)    ((conn) && lp_print_ok((conn)->service))
 932 #define MAP_HIDDEN(conn)   ((conn) && lp_map_hidden((conn)->service))
 933 #define MAP_SYSTEM(conn)   ((conn) && lp_map_system((conn)->service))
 934 #define MAP_ARCHIVE(conn)   ((conn) && lp_map_archive((conn)->service))
 935 #define IS_HIDDEN_PATH(conn,path)  ((conn) && is_in_path((path),(conn)->hide_list))
 936 #define IS_VETO_PATH(conn,path)  ((conn) && is_in_path((path),(conn)->veto_list))
 937 #define IS_VETO_OPLOCK_PATH(conn,path)  ((conn) && is_in_path((path),(conn)->veto_oplock_list))
 938 
 939 /* 
 940  * Used by the stat cache code to check if a returned
 941  * stat structure is valid.
 942  */
 943 
 944 #define VALID_STAT(st) (st.st_nlink != 0)
 945 #define VALID_STAT_OF_DIR(st) (VALID_STAT(st) && S_ISDIR(st.st_mode))
 946 
 947 #define SMBENCRYPT()       (lp_encrypted_passwords())
 948 
 949 /* the basic packet size, assuming no words or bytes */
 950 #define smb_size 39
 951 
 952 /* offsets into message for common items */
 953 #define smb_com 8
 954 #define smb_rcls 9
 955 #define smb_reh 10
 956 #define smb_err 11
 957 #define smb_flg 13
 958 #define smb_flg2 14
 959 #define smb_reb 13
 960 #define smb_tid 28
 961 #define smb_pid 30
 962 #define smb_uid 32
 963 #define smb_mid 34
 964 #define smb_wct 36
 965 #define smb_vwv 37
 966 #define smb_vwv0 37
 967 #define smb_vwv1 39
 968 #define smb_vwv2 41
 969 #define smb_vwv3 43
 970 #define smb_vwv4 45
 971 #define smb_vwv5 47
 972 #define smb_vwv6 49
 973 #define smb_vwv7 51
 974 #define smb_vwv8 53
 975 #define smb_vwv9 55
 976 #define smb_vwv10 57
 977 #define smb_vwv11 59
 978 #define smb_vwv12 61
 979 #define smb_vwv13 63
 980 #define smb_vwv14 65
 981 #define smb_vwv15 67
 982 #define smb_vwv16 69
 983 #define smb_vwv17 71
 984 
 985 /* flag defines. CIFS spec 3.1.1 */
 986 #define FLAG_SUPPORT_LOCKREAD       0x01
 987 #define FLAG_CLIENT_BUF_AVAIL       0x02
 988 #define FLAG_RESERVED               0x04
 989 #define FLAG_CASELESS_PATHNAMES     0x08
 990 #define FLAG_CANONICAL_PATHNAMES    0x10
 991 #define FLAG_REQUEST_OPLOCK         0x20
 992 #define FLAG_REQUEST_BATCH_OPLOCK   0x40
 993 #define FLAG_REPLY                  0x80
 994 
 995 /* the complete */
 996 #define SMBmkdir      0x00      /* create directory */
 997 #define SMBrmdir      0x01      /* delete directory */
 998 #define SMBopen       0x02      /* open file */
 999 #define SMBcreate     0x03      /* create file */
1000 #define SMBclose      0x04      /* close file */
1001 #define SMBflush      0x05      /* flush file */
1002 #define SMBunlink     0x06      /* delete file */
1003 #define SMBmv         0x07      /* rename file */
1004 #define SMBgetatr     0x08      /* get file attributes */
1005 #define SMBsetatr     0x09      /* set file attributes */
1006 #define SMBread       0x0A      /* read from file */
1007 #define SMBwrite      0x0B      /* write to file */
1008 #define SMBlock       0x0C      /* lock byte range */
1009 #define SMBunlock     0x0D      /* unlock byte range */
1010 #define SMBctemp      0x0E      /* create temporary file */
1011 #define SMBmknew      0x0F      /* make new file */
1012 #define SMBchkpth     0x10      /* check directory path */
1013 #define SMBexit       0x11      /* process exit */
1014 #define SMBlseek      0x12      /* seek */
1015 #define SMBtcon       0x70      /* tree connect */
1016 #define SMBtconX      0x75      /* tree connect and X */
1017 #define SMBtdis       0x71      /* tree disconnect */
1018 #define SMBnegprot    0x72      /* negotiate protocol */
1019 #define SMBdskattr    0x80      /* get disk attributes */
1020 #define SMBsearch     0x81      /* search directory */
1021 #define SMBsplopen    0xC0      /* open print spool file */
1022 #define SMBsplwr      0xC1      /* write to print spool file */
1023 #define SMBsplclose   0xC2      /* close print spool file */
1024 #define SMBsplretq    0xC3      /* return print queue */
1025 #define SMBsends      0xD0      /* send single block message */
1026 #define SMBsendb      0xD1      /* send broadcast message */
1027 #define SMBfwdname    0xD2      /* forward user name */
1028 #define SMBcancelf    0xD3      /* cancel forward */
1029 #define SMBgetmac     0xD4      /* get machine name */
1030 #define SMBsendstrt   0xD5      /* send start of multi-block message */
1031 #define SMBsendend    0xD6      /* send end of multi-block message */
1032 #define SMBsendtxt    0xD7      /* send text of multi-block message */
1033 
1034 /* Core+ protocol */
1035 #define SMBlockread       0x13  /* Lock a range and read */
1036 #define SMBwriteunlock 0x14     /* Unlock a range then write */
1037 #define SMBreadbraw   0x1a      /* read a block of data with no smb header */
1038 #define SMBwritebraw  0x1d      /* write a block of data with no smb header */
1039 #define SMBwritec     0x20      /* secondary write request */
1040 #define SMBwriteclose 0x2c      /* write a file then close it */
1041 
1042 /* dos extended protocol */
1043 #define SMBreadBraw      0x1A   /* read block raw */
1044 #define SMBreadBmpx      0x1B   /* read block multiplexed */
1045 #define SMBreadBs        0x1C   /* read block (secondary response) */
1046 #define SMBwriteBraw     0x1D   /* write block raw */
1047 #define SMBwriteBmpx     0x1E   /* write block multiplexed */
1048 #define SMBwriteBs       0x1F   /* write block (secondary request) */
1049 #define SMBwriteC        0x20   /* write complete response */
1050 #define SMBsetattrE      0x22   /* set file attributes expanded */
1051 #define SMBgetattrE      0x23   /* get file attributes expanded */
1052 #define SMBlockingX      0x24   /* lock/unlock byte ranges and X */
1053 #define SMBtrans         0x25   /* transaction - name, bytes in/out */
1054 #define SMBtranss        0x26   /* transaction (secondary request/response) */
1055 #define SMBioctl         0x27   /* IOCTL */
1056 #define SMBioctls        0x28   /* IOCTL  (secondary request/response) */
1057 #define SMBcopy          0x29   /* copy */
1058 #define SMBmove          0x2A   /* move */
1059 #define SMBecho          0x2B   /* echo */
1060 #define SMBopenX         0x2D   /* open and X */
1061 #define SMBreadX         0x2E   /* read and X */
1062 #define SMBwriteX        0x2F   /* write and X */
1063 #define SMBsesssetupX    0x73   /* Session Set Up & X (including User Logon) */
1064 #define SMBffirst        0x82   /* find first */
1065 #define SMBfunique       0x83   /* find unique */
1066 #define SMBfclose        0x84   /* find close */
1067 #define SMBinvalid       0xFE   /* invalid command */
1068 
1069 /* Extended 2.0 protocol */
1070 #define SMBtrans2        0x32   /* TRANS2 protocol set */
1071 #define SMBtranss2       0x33   /* TRANS2 protocol set, secondary command */
1072 #define SMBfindclose     0x34   /* Terminate a TRANSACT2_FINDFIRST */
1073 #define SMBfindnclose    0x35   /* Terminate a TRANSACT2_FINDNOTIFYFIRST */
1074 #define SMBulogoffX      0x74   /* user logoff */
1075 
1076 /* NT SMB extensions. */
1077 #define SMBnttrans       0xA0   /* NT transact */
1078 #define SMBnttranss      0xA1   /* NT transact secondary */
1079 #define SMBntcreateX     0xA2   /* NT create and X */
1080 #define SMBntcancel      0xA4   /* NT cancel */
1081 
1082 /* These are the TRANS2 sub commands */
1083 #define TRANSACT2_OPEN                        0
1084 #define TRANSACT2_FINDFIRST                   1
1085 #define TRANSACT2_FINDNEXT                    2
1086 #define TRANSACT2_QFSINFO                     3
1087 #define TRANSACT2_SETFSINFO                   4
1088 #define TRANSACT2_QPATHINFO                   5
1089 #define TRANSACT2_SETPATHINFO                 6
1090 #define TRANSACT2_QFILEINFO                   7
1091 #define TRANSACT2_SETFILEINFO                 8
1092 #define TRANSACT2_FSCTL                       9
1093 #define TRANSACT2_IOCTL                     0xA
1094 #define TRANSACT2_FINDNOTIFYFIRST           0xB
1095 #define TRANSACT2_FINDNOTIFYNEXT            0xC
1096 #define TRANSACT2_MKDIR                     0xD
1097 #define TRANSACT2_SESSION_SETUP             0xE
1098 #define TRANSACT2_GET_DFS_REFERRAL         0x10
1099 #define TRANSACT2_REPORT_DFS_INCONSISTANCY 0x11
1100 
1101 /* These are the NT transact sub commands. */
1102 #define NT_TRANSACT_CREATE                1
1103 #define NT_TRANSACT_IOCTL                 2
1104 #define NT_TRANSACT_SET_SECURITY_DESC     3
1105 #define NT_TRANSACT_NOTIFY_CHANGE         4
1106 #define NT_TRANSACT_RENAME                5
1107 #define NT_TRANSACT_QUERY_SECURITY_DESC   6
1108 
1109 /* these are the trans2 sub fields for primary requests */
1110 #define smb_tpscnt smb_vwv0
1111 #define smb_tdscnt smb_vwv1
1112 #define smb_mprcnt smb_vwv2
1113 #define smb_mdrcnt smb_vwv3
1114 #define smb_msrcnt smb_vwv4
1115 #define smb_flags smb_vwv5
1116 #define smb_timeout smb_vwv6
1117 #define smb_pscnt smb_vwv9
1118 #define smb_psoff smb_vwv10
1119 #define smb_dscnt smb_vwv11
1120 #define smb_dsoff smb_vwv12
1121 #define smb_suwcnt smb_vwv13
1122 #define smb_setup smb_vwv14
1123 #define smb_setup0 smb_setup
1124 #define smb_setup1 (smb_setup+2)
1125 #define smb_setup2 (smb_setup+4)
1126 
1127 /* these are for the secondary requests */
1128 #define smb_spscnt smb_vwv2
1129 #define smb_spsoff smb_vwv3
1130 #define smb_spsdisp smb_vwv4
1131 #define smb_sdscnt smb_vwv5
1132 #define smb_sdsoff smb_vwv6
1133 #define smb_sdsdisp smb_vwv7
1134 #define smb_sfid smb_vwv8
1135 
1136 /* and these for responses */
1137 #define smb_tprcnt smb_vwv0
1138 #define smb_tdrcnt smb_vwv1
1139 #define smb_prcnt smb_vwv3
1140 #define smb_proff smb_vwv4
1141 #define smb_prdisp smb_vwv5
1142 #define smb_drcnt smb_vwv6
1143 #define smb_droff smb_vwv7
1144 #define smb_drdisp smb_vwv8
1145 
1146 /* these are for the NT trans primary request. */
1147 #define smb_nt_MaxSetupCount smb_vwv0
1148 #define smb_nt_Flags (smb_vwv0 + 1)
1149 #define smb_nt_TotalParameterCount (smb_vwv0 + 3)
1150 #define smb_nt_TotalDataCount (smb_vwv0 + 7)
1151 #define smb_nt_MaxParameterCount (smb_vwv0 + 11)
1152 #define smb_nt_MaxDataCount (smb_vwv0 + 15)
1153 #define smb_nt_ParameterCount (smb_vwv0 + 19)
1154 #define smb_nt_ParameterOffset (smb_vwv0 + 23)
1155 #define smb_nt_DataCount (smb_vwv0 + 27)
1156 #define smb_nt_DataOffset (smb_vwv0 + 31)
1157 #define smb_nt_SetupCount (smb_vwv0 + 35)
1158 #define smb_nt_Function (smb_vwv0 + 36)
1159 #define smb_nt_SetupStart (smb_vwv0 + 38)
1160 
1161 /* these are for the NT trans secondary request. */
1162 #define smb_nts_TotalParameterCount (smb_vwv0 + 3)
1163 #define smb_nts_TotalDataCount (smb_vwv0 + 7)
1164 #define smb_nts_ParameterCount (smb_vwv0 + 11)
1165 #define smb_nts_ParameterOffset (smb_vwv0 + 15)
1166 #define smb_nts_ParameterDisplacement (smb_vwv0 + 19)
1167 #define smb_nts_DataCount (smb_vwv0 + 23)
1168 #define smb_nts_DataOffset (smb_vwv0 + 27)
1169 #define smb_nts_DataDisplacement (smb_vwv0 + 31)
1170 
1171 /* these are for the NT trans reply. */
1172 #define smb_ntr_TotalParameterCount (smb_vwv0 + 3)
1173 #define smb_ntr_TotalDataCount (smb_vwv0 + 7)
1174 #define smb_ntr_ParameterCount (smb_vwv0 + 11)
1175 #define smb_ntr_ParameterOffset (smb_vwv0 + 15)
1176 #define smb_ntr_ParameterDisplacement (smb_vwv0 + 19)
1177 #define smb_ntr_DataCount (smb_vwv0 + 23)
1178 #define smb_ntr_DataOffset (smb_vwv0 + 27)
1179 #define smb_ntr_DataDisplacement (smb_vwv0 + 31)
1180 
1181 /* these are for the NT create_and_X */
1182 #define smb_ntcreate_NameLength (smb_vwv0 + 5)
1183 #define smb_ntcreate_Flags (smb_vwv0 + 7)
1184 #define smb_ntcreate_RootDirectoryFid (smb_vwv0 + 11)
1185 #define smb_ntcreate_DesiredAccess (smb_vwv0 + 15)
1186 #define smb_ntcreate_AllocationSize (smb_vwv0 + 19)
1187 #define smb_ntcreate_FileAttributes (smb_vwv0 + 27)
1188 #define smb_ntcreate_ShareAccess (smb_vwv0 + 31)
1189 #define smb_ntcreate_CreateDisposition (smb_vwv0 + 35)
1190 #define smb_ntcreate_CreateOptions (smb_vwv0 + 39)
1191 #define smb_ntcreate_ImpersonationLevel (smb_vwv0 + 43)
1192 #define smb_ntcreate_SecurityFlags (smb_vwv0 + 47)
1193 
1194 /* this is used on a TConX. I'm not sure the name is very helpful though */
1195 #define SMB_SUPPORT_SEARCH_BITS        0x0001
1196 
1197 /* these are the constants used in the above call. */
1198 /* DesiredAccess */
1199 /* File Specific access rights. */
1200 #define FILE_READ_DATA        0x001
1201 #define FILE_WRITE_DATA       0x002
1202 #define FILE_APPEND_DATA      0x004
1203 #define FILE_READ_EA          0x008
1204 #define FILE_WRITE_EA         0x010
1205 #define FILE_EXECUTE          0x020
1206 #define FILE_DELETE_CHILD     0x040
1207 #define FILE_READ_ATTRIBUTES  0x080
1208 #define FILE_WRITE_ATTRIBUTES 0x100
1209 
1210 #define FILE_ALL_ATTRIBUTES   0x1FF
1211 
1212 /* Generic access masks & rights. */
1213 #define SPECIFIC_RIGHTS_MASK 0x00FFFFL
1214 #define STANDARD_RIGHTS_MASK 0xFF0000L
1215 #define DELETE_ACCESS        (1L<<16)
1216 #define READ_CONTROL_ACCESS  (1L<<17)
1217 #define WRITE_DAC_ACCESS     (1L<<18)
1218 #define WRITE_OWNER_ACCESS   (1L<<19)
1219 #define SYNCHRONIZE_ACCESS   (1L<<20)
1220 
1221 #define SYSTEM_SECURITY_ACCESS (1L<<24)
1222 #define GENERIC_ALL_ACCESS   (1<<28)
1223 #define GENERIC_EXECUTE_ACCESS  (1<<29)
1224 #define GENERIC_WRITE_ACCESS   (1<<30)
1225 #define GENERIC_READ_ACCESS   (1<<31)
1226 
1227 #define FILE_ALL_STANDARD_ACCESS 0x1F0000
1228 
1229 /* Mapping of access rights to UNIX perms. */
1230 #if 0                           /* Don't use all here... JRA. */
1231 #define UNIX_ACCESS_RWX (FILE_ALL_ATTRIBUTES|FILE_ALL_STANDARD_ACCESS)
1232 #else
1233 #define UNIX_ACCESS_RWX (UNIX_ACCESS_R|UNIX_ACCESS_W|UNIX_ACCESS_X)
1234 #endif
1235 
1236 #define UNIX_ACCESS_R (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1237                         FILE_READ_ATTRIBUTES|FILE_READ_EA|FILE_READ_DATA)
1238 #define UNIX_ACCESS_W (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1239                         FILE_WRITE_ATTRIBUTES|FILE_WRITE_EA|\
1240                         FILE_APPEND_DATA|FILE_WRITE_DATA)
1241 #define UNIX_ACCESS_X (READ_CONTROL_ACCESS|SYNCHRONIZE_ACCESS|\
1242                         FILE_EXECUTE|FILE_READ_ATTRIBUTES)
1243 
1244 #define UNIX_ACCESS_NONE (WRITE_OWNER_ACCESS)
1245 
1246 /* Flags field. */
1247 #define REQUEST_OPLOCK 2
1248 #define REQUEST_BATCH_OPLOCK 4
1249 #define OPEN_DIRECTORY 8
1250 
1251 /* ShareAccess field. */
1252 #define FILE_SHARE_NONE 0       /* Cannot be used in bitmask. */
1253 #define FILE_SHARE_READ 1
1254 #define FILE_SHARE_WRITE 2
1255 #define FILE_SHARE_DELETE 4
1256 
1257 /* FileAttributesField */
1258 #define FILE_ATTRIBUTE_READONLY aRONLY
1259 #define FILE_ATTRIBUTE_HIDDEN aHIDDEN
1260 #define FILE_ATTRIBUTE_SYSTEM aSYSTEM
1261 #define FILE_ATTRIBUTE_DIRECTORY aDIR
1262 #define FILE_ATTRIBUTE_ARCHIVE aARCH
1263 #define FILE_ATTRIBUTE_NORMAL 0x80L
1264 #define FILE_ATTRIBUTE_TEMPORARY 0x100L
1265 #define FILE_ATTRIBUTE_COMPRESSED 0x800L
1266 #define SAMBA_ATTRIBUTES_MASK 0x7F
1267 
1268 /* Flags - combined with attributes. */
1269 #define FILE_FLAG_WRITE_THROUGH    0x80000000L
1270 #define FILE_FLAG_NO_BUFFERING     0x20000000L
1271 #define FILE_FLAG_RANDOM_ACCESS    0x10000000L
1272 #define FILE_FLAG_SEQUENTIAL_SCAN  0x08000000L
1273 #define FILE_FLAG_DELETE_ON_CLOSE  0x04000000L
1274 #define FILE_FLAG_BACKUP_SEMANTICS 0x02000000L
1275 #define FILE_FLAG_POSIX_SEMANTICS  0x01000000L
1276 
1277 /* CreateDisposition field. */
1278 #define FILE_SUPERSEDE 0
1279 #define FILE_OPEN 1
1280 #define FILE_CREATE 2
1281 #define FILE_OPEN_IF 3
1282 #define FILE_OVERWRITE 4
1283 #define FILE_OVERWRITE_IF 5
1284 
1285 /* CreateOptions field. */
1286 #define FILE_DIRECTORY_FILE       0x0001
1287 #define FILE_WRITE_THROUGH        0x0002
1288 #define FILE_SEQUENTIAL_ONLY      0x0004
1289 #define FILE_NON_DIRECTORY_FILE   0x0040
1290 #define FILE_NO_EA_KNOWLEDGE      0x0200
1291 #define FILE_EIGHT_DOT_THREE_ONLY 0x0400
1292 #define FILE_RANDOM_ACCESS        0x0800
1293 #define FILE_DELETE_ON_CLOSE      0x1000
1294 
1295 /* Responses when opening a file. */
1296 #define FILE_WAS_OPENED 1
1297 #define FILE_WAS_CREATED 2
1298 #define FILE_WAS_OVERWRITTEN 3
1299 
1300 /* File type flags */
1301 #define FILE_TYPE_DISK  0
1302 #define FILE_TYPE_BYTE_MODE_PIPE 1
1303 #define FILE_TYPE_MESSAGE_MODE_PIPE 2
1304 #define FILE_TYPE_PRINTER 3
1305 #define FILE_TYPE_COMM_DEVICE 4
1306 #define FILE_TYPE_UNKNOWN 0xFFFF
1307 
1308 /* Flag for NT transact rename call. */
1309 #define RENAME_REPLACE_IF_EXISTS 1
1310 
1311 /* Filesystem Attributes. */
1312 #define FILE_CASE_SENSITIVE_SEARCH 0x1
1313 #define FILE_CASE_PRESERVED_NAMES 0x2
1314 #define FILE_UNICODE_ON_DISK 0x4
1315 #define FILE_PERSISTENT_ACLS 0x8
1316 
1317 /* ChangeNotify flags. */
1318 #define FILE_NOTIFY_CHANGE_FILE_NAME   0x001
1319 #define FILE_NOTIFY_CHANGE_DIR_NAME    0x002
1320 #define FILE_NOTIFY_CHANGE_ATTRIBUTES  0x004
1321 #define FILE_NOTIFY_CHANGE_SIZE        0x008
1322 #define FILE_NOTIFY_CHANGE_LAST_WRITE  0x010
1323 #define FILE_NOTIFY_CHANGE_LAST_ACCESS 0x020
1324 #define FILE_NOTIFY_CHANGE_CREATION    0x040
1325 #define FILE_NOTIFY_CHANGE_EA          0x080
1326 #define FILE_NOTIFY_CHANGE_SECURITY    0x100
1327 
1328 /* where to find the base of the SMB packet proper */
1329 #define smb_base(buf) (((char *)(buf))+4)
1330 
1331 
1332 #define SMB_SUCCESS 0           /* The request was successful. */
1333 #define ERRDOS 0x01             /*  Error is from the core DOS operating system set. */
1334 #define ERRSRV 0x02             /* Error is generated by the server network file manager. */
1335 #define ERRHRD 0x03             /* Error is an hardware error. */
1336 #define ERRCMD 0xFF             /* Command was not in the "SMB" format. */
1337 
1338 #ifdef HAVE_STDARG_H
1339 int
1340 slprintf (char *str, int n, const char *format, ...)
1341 #ifdef __GNUC__
1342     __attribute__ ((format (printf, 3, 4)))
1343 #endif
1344     ;
1345 #else
1346 int slprintf ();
1347 #endif
1348 
1349 #ifdef WITH_DFS
1350 void dfs_unlogin (void);
1351 extern int dcelogin_atmost_once;
1352 #endif
1353 
1354 #ifndef MIN
1355 #define MIN(a,b) ((a)<(b)?(a):(b))
1356 #endif
1357 #ifndef MAX
1358 #define MAX(a,b) ((a)>(b)?(a):(b))
1359 #endif
1360 
1361 #ifndef ABS
1362 #define ABS(a) ((a)>0?(a):(-(a)))
1363 #endif
1364 
1365 #ifndef SIGNAL_CAST
1366 #define SIGNAL_CAST (RETSIGTYPE (*)(int))
1367 #endif
1368 
1369 #ifndef SELECT_CAST
1370 #define SELECT_CAST
1371 #endif
1372 
1373 
1374 /* Some POSIX definitions for those without */
1375 
1376 #ifndef S_IFDIR
1377 #define S_IFDIR         0x4000
1378 #endif
1379 #ifndef S_ISDIR
1380 #define S_ISDIR(mode)   ((mode & 0xF000) == S_IFDIR)
1381 #endif
1382 #ifndef S_IRWXU
1383 #define S_IRWXU 00700           /* read, write, execute: owner */
1384 #endif
1385 #ifndef S_IRUSR
1386 #define S_IRUSR 00400           /* read permission: owner */
1387 #endif
1388 #ifndef S_IWUSR
1389 #define S_IWUSR 00200           /* write permission: owner */
1390 #endif
1391 #ifndef S_IXUSR
1392 #define S_IXUSR 00100           /* execute permission: owner */
1393 #endif
1394 #ifndef S_IRWXG
1395 #define S_IRWXG 00070           /* read, write, execute: group */
1396 #endif
1397 #ifndef S_IRGRP
1398 #define S_IRGRP 00040           /* read permission: group */
1399 #endif
1400 #ifndef S_IWGRP
1401 #define S_IWGRP 00020           /* write permission: group */
1402 #endif
1403 #ifndef S_IXGRP
1404 #define S_IXGRP 00010           /* execute permission: group */
1405 #endif
1406 #ifndef S_IRWXO
1407 #define S_IRWXO 00007           /* read, write, execute: other */
1408 #endif
1409 #ifndef S_IROTH
1410 #define S_IROTH 00004           /* read permission: other */
1411 #endif
1412 #ifndef S_IWOTH
1413 #define S_IWOTH 00002           /* write permission: other */
1414 #endif
1415 #ifndef S_IXOTH
1416 #define S_IXOTH 00001           /* execute permission: other */
1417 #endif
1418 
1419 
1420 /* these are used in NetServerEnum to choose what to receive */
1421 #define SV_TYPE_WORKSTATION         0x00000001
1422 #define SV_TYPE_SERVER              0x00000002
1423 #define SV_TYPE_SQLSERVER           0x00000004
1424 #define SV_TYPE_DOMAIN_CTRL         0x00000008
1425 #define SV_TYPE_DOMAIN_BAKCTRL      0x00000010
1426 #define SV_TYPE_TIME_SOURCE         0x00000020
1427 #define SV_TYPE_AFP                 0x00000040
1428 #define SV_TYPE_NOVELL              0x00000080
1429 #define SV_TYPE_DOMAIN_MEMBER       0x00000100
1430 #define SV_TYPE_PRINTQ_SERVER       0x00000200
1431 #define SV_TYPE_DIALIN_SERVER       0x00000400
1432 #define SV_TYPE_SERVER_UNIX         0x00000800
1433 #define SV_TYPE_NT                  0x00001000
1434 #define SV_TYPE_WFW                 0x00002000
1435 #define SV_TYPE_SERVER_MFPN         0x00004000
1436 #define SV_TYPE_SERVER_NT           0x00008000
1437 #define SV_TYPE_POTENTIAL_BROWSER   0x00010000
1438 #define SV_TYPE_BACKUP_BROWSER      0x00020000
1439 #define SV_TYPE_MASTER_BROWSER      0x00040000
1440 #define SV_TYPE_DOMAIN_MASTER       0x00080000
1441 #define SV_TYPE_SERVER_OSF          0x00100000
1442 #define SV_TYPE_SERVER_VMS          0x00200000
1443 #define SV_TYPE_WIN95_PLUS          0x00400000
1444 #define SV_TYPE_ALTERNATE_XPORT     0x20000000
1445 #define SV_TYPE_LOCAL_LIST_ONLY     0x40000000
1446 #define SV_TYPE_DOMAIN_ENUM         0x80000000
1447 #define SV_TYPE_ALL                 0xFFFFFFFF
1448 
1449 /* what server type are we currently  - JHT Says we ARE 4.20 */
1450 /* this was set by JHT in liaison with Jeremy Allison early 1997 */
1451 /* setting to 4.20 at same time as announcing ourselves as NT Server */
1452 /* History: */
1453 /* Version 4.0 - never made public */
1454 /* Version 4.10 - New to 1.9.16p2, lost in space 1.9.16p3 to 1.9.16p9 */
1455 /*              - Reappeared in 1.9.16p11 with fixed smbd services */
1456 /* Version 4.20 - To indicate that nmbd and browsing now works better */
1457 
1458 #define DEFAULT_MAJOR_VERSION 0x04
1459 #define DEFAULT_MINOR_VERSION 0x02
1460 
1461 /* Browser Election Values */
1462 #define BROWSER_ELECTION_VERSION        0x010f
1463 #define BROWSER_CONSTANT        0xaa55
1464 
1465 /* NT Flags2 bits - cifs6.txt section 3.1.2 */
1466 
1467 #define FLAGS2_LONG_PATH_COMPONENTS   0x0001
1468 #define FLAGS2_EXTENDED_ATTRIBUTES    0x0002
1469 #define FLAGS2_DFS_PATHNAMES          0x1000
1470 #define FLAGS2_READ_PERMIT_NO_EXECUTE 0x2000
1471 #define FLAGS2_32_BIT_ERROR_CODES     0x4000
1472 #define FLAGS2_UNICODE_STRINGS        0x8000
1473 
1474 /* Capabilities.  see ftp.microsoft.com/developr/drg/cifs/cifs/cifs4.txt */
1475 
1476 #define CAP_RAW_MODE         0x0001
1477 #define CAP_MPX_MODE         0x0002
1478 #define CAP_UNICODE          0x0004
1479 #define CAP_LARGE_FILES      0x0008
1480 #define CAP_NT_SMBS          0x0010
1481 #define CAP_RPC_REMOTE_APIS  0x0020
1482 #define CAP_STATUS32         0x0040
1483 #define CAP_LEVEL_II_OPLOCKS 0x0080
1484 #define CAP_LOCK_AND_READ    0x0100
1485 #define CAP_NT_FIND          0x0200
1486 #define CAP_DFS              0x1000
1487 #define CAP_LARGE_READX      0x4000
1488 
1489 /* protocol types. It assumes that higher protocols include lower protocols
1490    as subsets */
1491 enum protocol_types
1492 { PROTOCOL_NONE, PROTOCOL_CORE, PROTOCOL_COREPLUS, PROTOCOL_LANMAN1, PROTOCOL_LANMAN2,
1493     PROTOCOL_NT1
1494 };
1495 
1496 /* security levels */
1497 enum security_types
1498 { SEC_SHARE, SEC_USER, SEC_SERVER, SEC_DOMAIN };
1499 
1500 /* printing types */
1501 enum printing_types
1502 { PRINT_BSD, PRINT_SYSV, PRINT_AIX, PRINT_HPUX,
1503     PRINT_QNX, PRINT_PLP, PRINT_LPRNG, PRINT_SOFTQ
1504 };
1505 
1506 /* Remote architectures we know about. */
1507 enum remote_arch_types
1508 { RA_UNKNOWN, RA_WFWG, RA_OS2, RA_WIN95, RA_WINNT, RA_SAMBA };
1509 
1510 /* case handling */
1511 enum case_handling
1512 { CASE_LOWER, CASE_UPPER };
1513 
1514 #ifdef WITH_SSL
1515 /* SSL version options */
1516 enum ssl_version_enum
1517 { SMB_SSL_V2, SMB_SSL_V3, SMB_SSL_V23, SMB_SSL_TLS1 };
1518 #endif /* WITH_SSL */
1519 
1520 /* Macros to get at offsets within smb_lkrng and smb_unlkrng
1521    structures. We cannot define these as actual structures
1522    due to possible differences in structure packing
1523    on different machines/compilers. */
1524 
1525 #define SMB_LPID_OFFSET(indx) (10 * (indx))
1526 #define SMB_LKOFF_OFFSET(indx) ( 2 + (10 * (indx)))
1527 #define SMB_LKLEN_OFFSET(indx) ( 6 + (10 * (indx)))
1528 #define SMB_LARGE_LKOFF_OFFSET_HIGH(indx) (4 + (20 * (indx)))
1529 #define SMB_LARGE_LKOFF_OFFSET_LOW(indx) (8 + (20 * (indx)))
1530 #define SMB_LARGE_LKLEN_OFFSET_HIGH(indx) (12 + (20 * (indx)))
1531 #define SMB_LARGE_LKLEN_OFFSET_LOW(indx) (16 + (20 * (indx)))
1532 
1533 /* Macro to cache an error in a write_bmpx_struct */
1534 #define CACHE_ERROR(w,c,e) ((w)->wr_errclass = (c), (w)->wr_error = (e), \
1535                             w->wr_discard = True, -1)
1536 /* Macro to test if an error has been cached for this fnum */
1537 #define HAS_CACHED_ERROR(fsp) ((fsp)->open && (fsp)->wbmpx_ptr && \
1538                                 (fsp)->wbmpx_ptr->wr_discard)
1539 /* Macro to turn the cached error into an error packet */
1540 #define CACHED_ERROR(fsp) cached_error_packet(inbuf,outbuf,fsp,__LINE__)
1541 
1542 /* these are the datagram types */
1543 #define DGRAM_DIRECT_UNIQUE 0x10
1544 
1545 #define ERROR(class,x) error_packet(inbuf,outbuf,class,x,__LINE__)
1546 
1547 /* this is how errors are generated */
1548 #define UNIXERROR(defclass,deferror) unix_error_packet(inbuf,outbuf,defclass,deferror,__LINE__)
1549 
1550 #define SMB_ROUNDUP(x,g) (((x)+((g)-1))&~((g)-1))
1551 
1552 /*
1553  * Global value meaing that the smb_uid field should be
1554  * ingored (in share level security and protocol level == CORE)
1555  */
1556 
1557 #define UID_FIELD_INVALID 0
1558 #define VUID_OFFSET 100         /* Amount to bias returned vuid numbers */
1559 
1560 /* Defines needed for multi-codepage support. */
1561 #define MSDOS_LATIN_1_CODEPAGE 850
1562 #define KANJI_CODEPAGE 932
1563 #define HANGUL_CODEPAGE 949
1564 #define BIG5_CODEPAGE 950
1565 #define SIMPLIFIED_CHINESE_CODEPAGE 936
1566 
1567 #ifdef KANJI
1568 /* 
1569  * Default client code page - Japanese 
1570  */
1571 #define DEFAULT_CLIENT_CODE_PAGE KANJI_CODEPAGE
1572 #else /* KANJI */
1573 /* 
1574  * Default client code page - 850 - Western European 
1575  */
1576 #define DEFAULT_CLIENT_CODE_PAGE MSDOS_LATIN_1_CODEPAGE
1577 #endif /* KANJI */
1578 
1579 /* 
1580  * Size of buffer to use when moving files across filesystems. 
1581  */
1582 #define COPYBUF_SIZE (8*1024)
1583 
1584 /* 
1585  * Integers used to override error codes. 
1586  */
1587 extern int unix_ERR_class;
1588 extern int unix_ERR_code;
1589 
1590 /*
1591  * Map the Core and Extended Oplock requesst bits down
1592  * to common bits (EXCLUSIVE_OPLOCK & BATCH_OPLOCK).
1593  */
1594 
1595 /*
1596  * Core protocol.
1597  */
1598 #define CORE_OPLOCK_REQUEST(inbuf) \
1599     ((CVAL(inbuf,smb_flg)&(FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK))>>5)
1600 
1601 /*
1602  * Extended protocol.
1603  */
1604 #define EXTENDED_OPLOCK_REQUEST(inbuf) ((SVAL(inbuf,smb_vwv2)&((1<<1)|(1<<2)))>>1)
1605 
1606 /* Lock types. */
1607 #define LOCKING_ANDX_SHARED_LOCK 0x1
1608 #define LOCKING_ANDX_OPLOCK_RELEASE 0x2
1609 #define LOCKING_ANDX_CHANGE_LOCKTYPE 0x4
1610 #define LOCKING_ANDX_CANCEL_LOCK 0x8
1611 #define LOCKING_ANDX_LARGE_FILES 0x10
1612 
1613 /* Oplock levels */
1614 #define OPLOCKLEVEL_NONE 0
1615 #define OPLOCKLEVEL_II 1
1616 
1617 /*
1618  * Bits we test with.
1619  */
1620 #define EXCLUSIVE_OPLOCK 1
1621 #define BATCH_OPLOCK 2
1622 
1623 #define CORE_OPLOCK_GRANTED (1<<5)
1624 #define EXTENDED_OPLOCK_GRANTED (1<<15)
1625 
1626 /*
1627  * Loopback command offsets.
1628  */
1629 
1630 #define OPBRK_CMD_LEN_OFFSET 0
1631 #define OPBRK_CMD_PORT_OFFSET 4
1632 #define OPBRK_CMD_HEADER_LEN 6
1633 
1634 #define OPBRK_MESSAGE_CMD_OFFSET 0
1635 
1636 /*
1637  * Oplock break command code to send over the udp socket.
1638  * 
1639  * Form of this is :
1640  *
1641  *  0     2       6        10       14    14+devsize 14+devsize+inodesize
1642  *  +----+--------+--------+--------+-------+--------+
1643  *  | cmd| pid    | sec    | usec   | dev   |  inode |
1644  *  +----+--------+--------+--------+-------+--------+
1645  */
1646 
1647 #define OPLOCK_BREAK_CMD 0x1
1648 #define OPLOCK_BREAK_PID_OFFSET 2
1649 #define OPLOCK_BREAK_SEC_OFFSET 6
1650 #define OPLOCK_BREAK_USEC_OFFSET 10
1651 #define OPLOCK_BREAK_DEV_OFFSET 14
1652 #define OPLOCK_BREAK_INODE_OFFSET (OPLOCK_BREAK_DEV_OFFSET + sizeof(SMB_DEV_T))
1653 #define OPLOCK_BREAK_MSG_LEN (OPLOCK_BREAK_INODE_OFFSET + sizeof(SMB_INO_T))
1654 
1655 /*
1656  * Capabilities abstracted for different systems.
1657  */
1658 
1659 #define KERNEL_OPLOCK_CAPABILITY 0x1
1660 
1661 #if defined(HAVE_KERNEL_OPLOCKS)
1662 /*
1663  * Oplock break command code sent via the kernel interface.
1664  *
1665  * Form of this is :
1666  *
1667  *  0     2       2+devsize 2+devsize+inodesize
1668  *  +----+--------+--------+
1669  *  | cmd| dev    |  inode |
1670  *  +----+--------+--------+
1671  */
1672 
1673 #define KERNEL_OPLOCK_BREAK_CMD 0x2
1674 #define KERNEL_OPLOCK_BREAK_DEV_OFFSET 2
1675 #define KERNEL_OPLOCK_BREAK_INODE_OFFSET (KERNEL_OPLOCK_BREAK_DEV_OFFSET + sizeof(SMB_DEV_T))
1676 #define KERNEL_OPLOCK_BREAK_MSG_LEN (KERNEL_OPLOCK_BREAK_INODE_OFFSET + sizeof(SMB_INO_T))
1677 
1678 #endif /* HAVE_KERNEL_OPLOCKS */
1679 
1680 #define CMD_REPLY 0x8000
1681 
1682 /* useful macros */
1683 
1684 /* zero a structure */
1685 #define ZERO_STRUCT(x) memset((char *)&(x), 0, sizeof(x))
1686 
1687 /* zero a structure given a pointer to the structure - no zero check */
1688 #define ZERO_STRUCTPN(x) memset((char *)(x), 0, sizeof(*(x)))
1689 
1690 /* zero a structure given a pointer to the structure */
1691 #define ZERO_STRUCTP(x) { if ((x) != NULL) ZERO_STRUCTPN(x); }
1692 
1693 /* zero an array - note that sizeof(array) must work - ie. it must not be a 
1694    pointer */
1695 #define ZERO_ARRAY(x) memset((char *)(x), 0, sizeof(x))
1696 
1697 #define SMB_ASSERT(b) ((b)?(void)0: \
1698         (DEBUG(0,("PANIC: assert failed at %s(%d)\n", \
1699                  __FILE__, __LINE__)), smb_panic("assert failed")))
1700 #define SMB_ASSERT_ARRAY(a,n) SMB_ASSERT((sizeof(a)/sizeof((a)[0])) >= (n))
1701 
1702 /* A netbios name structure. */
1703 struct nmb_name
1704 {
1705     char name[17];
1706     char scope[64];
1707     unsigned int name_type;
1708 };
1709 
1710 #include "client.h"
1711 
1712 /*
1713  * Size of new password account encoding string. DO NOT CHANGE.
1714  */
1715 
1716 #define NEW_PW_FORMAT_SPACE_PADDED_LEN 14
1717 
1718 /*
1719    Do you want session setups at user level security with a invalid
1720    password to be rejected or allowed in as guest? WinNT rejects them
1721    but it can be a pain as it means "net view" needs to use a password
1722 
1723    You have 3 choices in the setting of map_to_guest:
1724 
1725    "NEVER_MAP_TO_GUEST" means session setups with an invalid password
1726    are rejected. This is the default.
1727 
1728    "MAP_TO_GUEST_ON_BAD_USER" means session setups with an invalid password
1729    are rejected, unless the username does not exist, in which case it
1730    is treated as a guest login
1731 
1732    "MAP_TO_GUEST_ON_BAD_PASSWORD" means session setups with an invalid password
1733    are treated as a guest login
1734 
1735    Note that map_to_guest only has an effect in user or server
1736    level security.
1737  */
1738 
1739 #define NEVER_MAP_TO_GUEST 0
1740 #define MAP_TO_GUEST_ON_BAD_USER 1
1741 #define MAP_TO_GUEST_ON_BAD_PASSWORD 2
1742 
1743 #endif /* _SMB_H */
1744 
1745 /* _SMB_H */

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