source/include/smb.h

   1 /*
   2    Unix SMB/Netbios implementation.
   3    Version 1.9.
   4    SMB parameters and setup
   5    Copyright (C) Andrew Tridgell 1992-1995
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20 */
  21 #ifndef _SMB_H
  22 #define _SMB_H
  23
  24 #ifndef MAX_CONNECTIONS
  25 #define MAX_CONNECTIONS 127
  26 #endif
  27
  28 #ifndef MAX_OPEN_FILES
  29 #define MAX_OPEN_FILES 50
  30 #endif
  31
  32 #ifndef GUEST_ACCOUNT
  33 #define GUEST_ACCOUNT "nobody"
  34 #endif
  35
  36 #define BUFFER_SIZE (0xFFFF)
  37 #define SAFETY_MARGIN 1024
  38
  39 /* size of shared memory used for share mode locking */
  40 #ifndef SHMEM_SIZE
  41 #define SHMEM_SIZE 102400
  42 #endif
  43
  44 #define NMB_PORT 137
  45 #define DGRAM_PORT 138
  46 #define SMB_PORT 139
  47
  48 #define False (0)
  49 #define True (1)
  50 #define BOOLSTR(b) ((b) ? "Yes" : "No")
  51 #define BITSETB(ptr,bit) ((((char *)ptr)[0] & (1<<(bit)))!=0)
  52 #define BITSETW(ptr,bit) ((SVAL(ptr,0) & (1<<(bit)))!=0)
  53 #define PTR_DIFF(p1,p2) ((ptrdiff_t)(((char *)(p1)) - (char *)(p2)))
  54
  55 typedef int BOOL;
  56
  57 /* offset in shared memory */
  58 typedef  int shm_offset_t;
  59 #define NULL_OFFSET (shm_offset_t)(0)
  60
  61
  62 /*
  63    Samba needs type definitions for int16, int32, uint16 and uint32.
  64
  65    Normally these are signed and unsigned 16 and 32 bit integers, but
  66    they actually only need to be at least 16 and 32 bits
  67    respectively. Thus if your word size is 8 bytes just defining them
  68    as signed and unsigned int will work.
  69 */
  70
  71 /* afs/stds.h defines int16 and int32 */
  72 #ifndef AFS_AUTH
  73 typedef short int16;
  74 typedef int int32;
  75 #endif
  76
  77 #ifndef uint16
  78 typedef unsigned short uint16;
  79 #endif
  80
  81 #ifndef uint32
  82 typedef unsigned int uint32;
  83 #endif
  84
  85 #ifndef uchar
  86 #define uchar unsigned char
  87 #endif
  88 #ifndef int16
  89 #define int16 short
  90 #endif
  91 #ifndef uint16
  92 #define uint16 unsigned short
  93 #endif
  94 #ifndef uint32
  95 #define uint32 unsigned int
  96 #endif
  97
  98 #define SIZEOFWORD 2
  99
 100 #ifndef DEF_CREATE_MASK
 101 #define DEF_CREATE_MASK (0755)
 102 #endif
 103
 104 /* how long to wait for secondary SMB packets (milli-seconds) */
 105 #define SMB_SECONDARY_WAIT (60*1000)
 106
 107 /* debugging code */
 108 #ifndef SYSLOG
 109 #define DEBUG(level,body) ((DEBUGLEVEL>=(level))?(Debug1 body):0)
 110 #else
 111 extern int syslog_level;
 112
 113 #define DEBUG(level,body) ((DEBUGLEVEL>=(level))? (syslog_level = (level), Debug1 body):0)
 114 #endif
 115
 116 /* this defines the error codes that receive_smb can put in smb_read_error */
 117 #define READ_TIMEOUT 1
 118 #define READ_EOF 2
 119 #define READ_ERROR 3
 120
 121
 122 #define DIR_STRUCT_SIZE 43
 123
 124 /* these define all the command types recognised by the server - there
 125 are lots of gaps so probably there are some rare commands that are not
 126 implemented */
 127
 128 #define pSETDIR '\377'
 129
 130 /* these define the attribute byte as seen by DOS */
 131 #define aRONLY (1L<<0)
 132 #define aHIDDEN (1L<<1)
 133 #define aSYSTEM (1L<<2)
 134 #define aVOLID (1L<<3)
 135 #define aDIR (1L<<4)
 136 #define aARCH (1L<<5)
 137
 138 /* deny modes */
 139 #define DENY_DOS 0
 140 #define DENY_ALL 1
 141 #define DENY_WRITE 2
 142 #define DENY_READ 3
 143 #define DENY_NONE 4
 144 #define DENY_FCB 7
 145
 146 /* share types */
 147 #define STYPE_DISKTREE  0       /* Disk drive */
 148 #define STYPE_PRINTQ    1       /* Spooler queue */
 149 #define STYPE_DEVICE    2       /* Serial device */
 150 #define STYPE_IPC       3       /* Interprocess communication (IPC) */
 151
 152 /* SMB X/Open error codes for the ERRdos error class */
 153 #define ERRbadfunc 1 /* Invalid function (or system call) */
 154 #define ERRbadfile 2 /* File not found (pathname error) */
 155 #define ERRbadpath 3 /* Directory not found */
 156 #define ERRnofids 4 /* Too many open files */
 157 #define ERRnoaccess 5 /* Access denied */
 158 #define ERRbadfid 6 /* Invalid fid */
 159 #define ERRnomem 8 /* Out of memory */
 160 #define ERRbadmem 9 /* Invalid memory block address */
 161 #define ERRbadenv 10 /* Invalid environment */
 162 #define ERRbadaccess 12 /* Invalid open mode */
 163 #define ERRbaddata 13 /* Invalid data (only from ioctl call) */
 164 #define ERRres 14 /* reserved */
 165 #define ERRbaddrive 15 /* Invalid drive */
 166 #define ERRremcd 16 /* Attempt to delete current directory */
 167 #define ERRdiffdevice 17 /* rename/move across different filesystems */
 168 #define ERRnofiles 18 /* no more files found in file search */
 169 #define ERRbadshare 32 /* Share mode on file conflict with open mode */
 170 #define ERRlock 33 /* Lock request conflicts with existing lock */
 171 #define ERRfilexists 80 /* File in operation already exists */
 172 #define ERRbadpipe 230 /* Named pipe invalid */
 173 #define ERRpipebusy 231 /* All instances of pipe are busy */
 174 #define ERRpipeclosing 232 /* named pipe close in progress */
 175 #define ERRnotconnected 233 /* No process on other end of named pipe */
 176 #define ERRmoredata 234 /* More data to be returned */
 177 #define ERROR_EAS_DIDNT_FIT 275 /* Extended attributes didn't fit */
 178 #define ERROR_EAS_NOT_SUPPORTED 282 /* Extended attributes not suppored */
 179 #define ERRunknownlevel 124
 180 #define ERRunknownipc 2142
 181
 182
 183 /* here's a special one from observing NT */
 184 #define ERRnoipc 66 /* don't support ipc */
 185
 186 /* Error codes for the ERRSRV class */
 187
 188 #define ERRerror 1 /* Non specific error code */
 189 #define ERRbadpw 2 /* Bad password */
 190 #define ERRbadtype 3 /* reserved */
 191 #define ERRaccess 4 /* No permissions to do the requested operation */
 192 #define ERRinvnid 5 /* tid invalid */
 193 #define ERRinvnetname 6 /* Invalid servername */
 194 #define ERRinvdevice 7 /* Invalid device */
 195 #define ERRqfull 49 /* Print queue full */
 196 #define ERRqtoobig 50 /* Queued item too big */
 197 #define ERRinvpfid 52 /* Invalid print file in smb_fid */
 198 #define ERRsmbcmd 64 /* Unrecognised command */
 199 #define ERRsrverror 65 /* smb server internal error */
 200 #define ERRfilespecs 67 /* fid and pathname invalid combination */
 201 #define ERRbadlink 68 /* reserved */
 202 #define ERRbadpermits 69 /* Access specified for a file is not valid */
 203 #define ERRbadpid 70 /* reserved */
 204 #define ERRsetattrmode 71 /* attribute mode invalid */
 205 #define ERRpaused 81 /* Message server paused */
 206 #define ERRmsgoff 82 /* Not receiving messages */
 207 #define ERRnoroom 83 /* No room for message */
 208 #define ERRrmuns 87 /* too many remote usernames */
 209 #define ERRtimeout 88 /* operation timed out */
 210 #define ERRnoresource  89 /* No resources currently available for request. */
 211 #define ERRtoomanyuids 90 /* too many userids */
 212 #define ERRbaduid 91 /* bad userid */
 213 #define ERRuseMPX 250 /* temporarily unable to use raw mode, use MPX mode */
 214 #define ERRuseSTD 251 /* temporarily unable to use raw mode, use standard mode */
 215 #define ERRcontMPX 252 /* resume MPX mode */
 216 #define ERRbadPW /* reserved */
 217 #define ERRnosupport 0xFFFF
 218 #define ERRunknownsmb 22 /* from NT 3.5 response */
 219
 220
 221 /* Error codes for the ERRHRD class */
 222
 223 #define ERRnowrite 19 /* read only media */
 224 #define ERRbadunit 20 /* Unknown device */
 225 #define ERRnotready 21 /* Drive not ready */
 226 #define ERRbadcmd 22 /* Unknown command */
 227 #define ERRdata 23 /* Data (CRC) error */
 228 #define ERRbadreq 24 /* Bad request structure length */
 229 #define ERRseek 25
 230 #define ERRbadmedia 26
 231 #define ERRbadsector 27
 232 #define ERRnopaper 28
 233 #define ERRwrite 29 /* write fault */
 234 #define ERRread 30 /* read fault */
 235 #define ERRgeneral 31 /* General hardware failure */
 236 #define ERRwrongdisk 34
 237 #define ERRFCBunavail 35
 238 #define ERRsharebufexc 36 /* share buffer exceeded */
 239 #define ERRdiskfull 39
 240
 241
 242 typedef char pstring[1024];
 243 typedef char fstring[128];
 244 typedef fstring string;
 245
 246
 247 struct smb_passwd {
 248         int smb_userid;
 249         char *smb_name;
 250         unsigned char *smb_passwd; /* Null if no password */
 251         unsigned char *smb_nt_passwd; /* Null if no password */
 252         /* Other fields / flags may be added later */
 253 };
 254
 255
 256 struct current_user {
 257   int cnum, id;
 258   int uid, gid;
 259   int ngroups;
 260   gid_t *groups;
 261   int *igroups;
 262 };
 263
 264 typedef struct
 265 {
 266   int size;
 267   int mode;
 268   int uid;
 269   int gid;
 270   /* these times are normally kept in GMT */
 271   time_t mtime;
 272   time_t atime;
 273   time_t ctime;
 274   pstring name;
 275 } file_info;
 276
 277
 278 /* Structure used when SMBwritebmpx is active */
 279 typedef struct
 280         {
 281         int   wr_total_written; /* So we know when to discard this */
 282         int32 wr_timeout;
 283         int32 wr_errclass;
 284         int32 wr_error; /* Cached errors */
 285         BOOL  wr_mode; /* write through mode) */
 286         BOOL  wr_discard; /* discard all further data */
 287         } write_bmpx_struct;
 288
 289 typedef struct
 290 {
 291   int cnum;
 292   int fd;
 293   int pos;
 294   int size;
 295   int mode;
 296   int uid;
 297   char *mmap_ptr;
 298   int mmap_size;
 299   write_bmpx_struct *wbmpx_ptr;
 300   time_t open_time;
 301   BOOL open;
 302   BOOL can_lock;
 303   BOOL can_read;
 304   BOOL can_write;
 305   BOOL share_mode;
 306   BOOL share_pending;
 307   BOOL print_file;
 308   BOOL modified;
 309   char *name;
 310 } files_struct;
 311
 312
 313 struct uid_cache {
 314   int entries;
 315   int list[UID_CACHE_SIZE];
 316 };
 317
 318 typedef struct
 319 {
 320   int service;
 321   BOOL force_user;
 322   struct uid_cache uid_cache;
 323   void *dirptr;
 324   BOOL open;
 325   BOOL printer;
 326   BOOL ipc;
 327   BOOL read_only;
 328   BOOL admin_user;
 329   char *dirpath;
 330   char *connectpath;
 331   char *origpath;
 332   char *user; /* name of user who *opened* this connection */
 333   int uid; /* uid of user who *opened* this connection */
 334   int gid; /* gid of user who *opened* this connection */
 335   uint16 vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
 336   /* following groups stuff added by ih */
 337   /* This groups info is valid for the user that *opened* the connection */
 338   int ngroups;
 339   gid_t *groups;
 340   int *igroups; /* an integer version - some OSes are broken :-( */
 341   time_t lastused;
 342   BOOL used;
 343   int num_files_open;
 344 } connection_struct;
 345
 346
 347 typedef struct
 348 {
 349   int uid; /* uid of a validated user */
 350   int gid; /* gid of a validated user */
 351   fstring name; /* name of a validated user */
 352   BOOL guest;
 353   /* following groups stuff added by ih */
 354   /* This groups info is needed for when we become_user() for this uid */
 355   int user_ngroups;
 356   gid_t *user_groups;
 357   int *user_igroups; /* an integer version - some OSes are broken :-( */
 358 } user_struct;
 359
 360
 361 enum {LPQ_QUEUED,LPQ_PAUSED,LPQ_SPOOLING,LPQ_PRINTING};
 362
 363 typedef struct
 364 {
 365   int job;
 366   int size;
 367   int status;
 368   int priority;
 369   time_t time;
 370   char user[30];
 371   char file[100];
 372 } print_queue_struct;
 373
 374 enum {LPSTAT_OK, LPSTAT_STOPPED, LPSTAT_ERROR};
 375
 376 typedef struct
 377 {
 378   fstring message;
 379   int status;
 380 }  print_status_struct;
 381
 382 /* used for server information: client, nameserv and ipc */
 383 struct server_info_struct
 384 {
 385   fstring name;
 386   uint32 type;
 387   fstring comment;
 388   fstring domain; /* used ONLY in ipc.c NOT namework.c */
 389   BOOL server_added; /* used ONLY in ipc.c NOT namework.c */
 390 };
 391
 392
 393 /* used for network interfaces */
 394 struct interface
 395 {
 396         struct interface *next;
 397         struct in_addr ip;
 398         struct in_addr bcast;
 399         struct in_addr nmask;
 400 };
 401
 402 /* share mode record in shared memory */
 403 typedef struct
 404 {
 405   shm_offset_t next_offset; /* offset of next record in list in shared mem */
 406   int locking_version;
 407   int share_mode;
 408   time_t time;
 409   int pid;
 410   dev_t st_dev;
 411   ino_t st_ino;
 412   char file_name[1];   /* dynamically allocated with correct size */
 413 } share_mode_record;
 414
 415
 416 /* this is used for smbstatus */
 417 struct connect_record
 418 {
 419   int magic;
 420   int pid;
 421   int cnum;
 422   int uid;
 423   int gid;
 424   char name[24];
 425   char addr[24];
 426   char machine[128];
 427   time_t start;
 428 };
 429
 430
 431 #define LOCKING_VERSION 2
 432
 433 /* these are useful macros for checking validity of handles */
 434 #define VALID_FNUM(fnum)   (((fnum) >= 0) && ((fnum) < MAX_OPEN_FILES))
 435 #define OPEN_FNUM(fnum)    (VALID_FNUM(fnum) && Files[fnum].open)
 436 #define VALID_CNUM(cnum)   (((cnum) >= 0) && ((cnum) < MAX_CONNECTIONS))
 437 #define OPEN_CNUM(cnum)    (VALID_CNUM(cnum) && Connections[cnum].open)
 438 #define IS_IPC(cnum)       (VALID_CNUM(cnum) && Connections[cnum].ipc)
 439 #define FNUM_OK(fnum,c) (OPEN_FNUM(fnum) && (c)==Files[fnum].cnum)
 440
 441 #define CHECK_FNUM(fnum,c) if (!FNUM_OK(fnum,c)) \
 442                                return(ERROR(ERRDOS,ERRbadfid))
 443 #define CHECK_READ(fnum) if (!Files[fnum].can_read) \
 444                                return(ERROR(ERRDOS,ERRbadaccess))
 445 #define CHECK_WRITE(fnum) if (!Files[fnum].can_write) \
 446                                return(ERROR(ERRDOS,ERRbadaccess))
 447 #define CHECK_ERROR(fnum) if (HAS_CACHED_ERROR(fnum)) \
 448                                return(CACHED_ERROR(fnum))
 449
 450 /* translates a connection number into a service number */
 451 #define SNUM(cnum)         (Connections[cnum].service)
 452
 453 /* access various service details */
 454 #define SERVICE(snum)      (lp_servicename(snum))
 455 #define PRINTCAP           (lp_printcapname())
 456 #define PRINTCOMMAND(snum) (lp_printcommand(snum))
 457 #define PRINTERNAME(snum)  (lp_printername(snum))
 458 #define CAN_WRITE(cnum)    (OPEN_CNUM(cnum) && !Connections[cnum].read_only)
 459 #define VALID_SNUM(snum)   (lp_snum_ok(snum))
 460 #define GUEST_OK(snum)     (VALID_SNUM(snum) && lp_guest_ok(snum))
 461 #define GUEST_ONLY(snum)   (VALID_SNUM(snum) && lp_guest_only(snum))
 462 #define CAN_SETDIR(snum)   (!lp_no_set_dir(snum))
 463 #define CAN_PRINT(cnum)    (OPEN_CNUM(cnum) && lp_print_ok(SNUM(cnum)))
 464 #define POSTSCRIPT(cnum)   (OPEN_CNUM(cnum) && lp_postscript(SNUM(cnum)))
 465 #define MAP_HIDDEN(cnum)   (OPEN_CNUM(cnum) && lp_map_hidden(SNUM(cnum)))
 466 #define MAP_SYSTEM(cnum)   (OPEN_CNUM(cnum) && lp_map_system(SNUM(cnum)))
 467 #define MAP_ARCHIVE(cnum)   (OPEN_CNUM(cnum) && lp_map_archive(SNUM(cnum)))
 468 #define CREATE_MODE(cnum)  (lp_create_mode(SNUM(cnum)) | 0700)
 469 #ifdef SMB_PASSWD
 470 #define SMBENCRYPT()       (lp_encrypted_passwords())
 471 #else
 472 #define SMBENCRYPT() (False)
 473 #endif
 474
 475 /* the basic packet size, assuming no words or bytes */
 476 #define smb_size 39
 477
 478 /* offsets into message for common items */
 479 #define smb_com 8
 480 #define smb_rcls 9
 481 #define smb_reh 10
 482 #define smb_err 11
 483 #define smb_flg 13
 484 #define smb_flg2 14
 485 #define smb_reb 13
 486 #define smb_tid 28
 487 #define smb_pid 30
 488 #define smb_uid 32
 489 #define smb_mid 34
 490 #define smb_wct 36
 491 #define smb_vwv 37
 492 #define smb_vwv0 37
 493 #define smb_vwv1 39
 494 #define smb_vwv2 41
 495 #define smb_vwv3 43
 496 #define smb_vwv4 45
 497 #define smb_vwv5 47
 498 #define smb_vwv6 49
 499 #define smb_vwv7 51
 500 #define smb_vwv8 53
 501 #define smb_vwv9 55
 502 #define smb_vwv10 57
 503 #define smb_vwv11 59
 504 #define smb_vwv12 61
 505 #define smb_vwv13 63
 506 #define smb_vwv14 65
 507 #define smb_vwv15 67
 508 #define smb_vwv16 69
 509 #define smb_vwv17 71
 510
 511
 512 /* the complete */
 513 #define SMBmkdir      0x00   /* create directory */
 514 #define SMBrmdir      0x01   /* delete directory */
 515 #define SMBopen       0x02   /* open file */
 516 #define SMBcreate     0x03   /* create file */
 517 #define SMBclose      0x04   /* close file */
 518 #define SMBflush      0x05   /* flush file */
 519 #define SMBunlink     0x06   /* delete file */
 520 #define SMBmv         0x07   /* rename file */
 521 #define SMBgetatr     0x08   /* get file attributes */
 522 #define SMBsetatr     0x09   /* set file attributes */
 523 #define SMBread       0x0A   /* read from file */
 524 #define SMBwrite      0x0B   /* write to file */
 525 #define SMBlock       0x0C   /* lock byte range */
 526 #define SMBunlock     0x0D   /* unlock byte range */
 527 #define SMBctemp      0x0E   /* create temporary file */
 528 #define SMBmknew      0x0F   /* make new file */
 529 #define SMBchkpth     0x10   /* check directory path */
 530 #define SMBexit       0x11   /* process exit */
 531 #define SMBlseek      0x12   /* seek */
 532 #define SMBtcon       0x70   /* tree connect */
 533 #define SMBtconX      0x75   /* tree connect and X*/
 534 #define SMBtdis       0x71   /* tree disconnect */
 535 #define SMBnegprot    0x72   /* negotiate protocol */
 536 #define SMBdskattr    0x80   /* get disk attributes */
 537 #define SMBsearch     0x81   /* search directory */
 538 #define SMBsplopen    0xC0   /* open print spool file */
 539 #define SMBsplwr      0xC1   /* write to print spool file */
 540 #define SMBsplclose   0xC2   /* close print spool file */
 541 #define SMBsplretq    0xC3   /* return print queue */
 542 #define SMBsends      0xD0   /* send single block message */
 543 #define SMBsendb      0xD1   /* send broadcast message */
 544 #define SMBfwdname    0xD2   /* forward user name */
 545 #define SMBcancelf    0xD3   /* cancel forward */
 546 #define SMBgetmac     0xD4   /* get machine name */
 547 #define SMBsendstrt   0xD5   /* send start of multi-block message */
 548 #define SMBsendend    0xD6   /* send end of multi-block message */
 549 #define SMBsendtxt    0xD7   /* send text of multi-block message */
 550
 551 /* Core+ protocol */
 552 #define SMBlockread       0x13   /* Lock a range and read */
 553 #define SMBwriteunlock 0x14 /* Unlock a range then write */
 554 #define SMBreadbraw   0x1a  /* read a block of data with no smb header */
 555 #define SMBwritebraw  0x1d  /* write a block of data with no smb header */
 556 #define SMBwritec     0x20  /* secondary write request */
 557 #define SMBwriteclose 0x2c  /* write a file then close it */
 558
 559 /* dos extended protocol */
 560 #define SMBreadBraw      0x1A   /* read block raw */
 561 #define SMBreadBmpx      0x1B   /* read block multiplexed */
 562 #define SMBreadBs        0x1C   /* read block (secondary response) */
 563 #define SMBwriteBraw     0x1D   /* write block raw */
 564 #define SMBwriteBmpx     0x1E   /* write block multiplexed */
 565 #define SMBwriteBs       0x1F   /* write block (secondary request) */
 566 #define SMBwriteC        0x20   /* write complete response */
 567 #define SMBsetattrE      0x22   /* set file attributes expanded */
 568 #define SMBgetattrE      0x23   /* get file attributes expanded */
 569 #define SMBlockingX      0x24   /* lock/unlock byte ranges and X */
 570 #define SMBtrans         0x25   /* transaction - name, bytes in/out */
 571 #define SMBtranss        0x26   /* transaction (secondary request/response) */
 572 #define SMBioctl         0x27   /* IOCTL */
 573 #define SMBioctls        0x28   /* IOCTL  (secondary request/response) */
 574 #define SMBcopy          0x29   /* copy */
 575 #define SMBmove          0x2A   /* move */
 576 #define SMBecho          0x2B   /* echo */
 577 #define SMBopenX         0x2D   /* open and X */
 578 #define SMBreadX         0x2E   /* read and X */
 579 #define SMBwriteX        0x2F   /* write and X */
 580 #define SMBsesssetupX    0x73   /* Session Set Up & X (including User Logon) */
 581 #define SMBffirst        0x82   /* find first */
 582 #define SMBfunique       0x83   /* find unique */
 583 #define SMBfclose        0x84   /* find close */
 584 #define SMBinvalid       0xFE   /* invalid command */
 585
 586 /* Extended 2.0 protocol */
 587 #define SMBtrans2        0x32   /* TRANS2 protocol set */
 588 #define SMBtranss2       0x33   /* TRANS2 protocol set, secondary command */
 589 #define SMBfindclose     0x34   /* Terminate a TRANSACT2_FINDFIRST */
 590 #define SMBfindnclose    0x35   /* Terminate a TRANSACT2_FINDNOTIFYFIRST */
 591 #define SMBulogoffX      0x74   /* user logoff */
 592
 593
 594 /* these are the TRANS2 sub commands */
 595 #define TRANSACT2_OPEN          0
 596 #define TRANSACT2_FINDFIRST     1
 597 #define TRANSACT2_FINDNEXT      2
 598 #define TRANSACT2_QFSINFO       3
 599 #define TRANSACT2_SETFSINFO     4
 600 #define TRANSACT2_QPATHINFO     5
 601 #define TRANSACT2_SETPATHINFO   6
 602 #define TRANSACT2_QFILEINFO     7
 603 #define TRANSACT2_SETFILEINFO   8
 604 #define TRANSACT2_FSCTL         9
 605 #define TRANSACT2_IOCTL           10
 606 #define TRANSACT2_FINDNOTIFYFIRST 11
 607 #define TRANSACT2_FINDNOTIFYNEXT  12
 608 #define TRANSACT2_MKDIR           13
 609
 610
 611 /* these are the trans2 sub fields for primary requests */
 612 #define smb_tpscnt smb_vwv0
 613 #define smb_tdscnt smb_vwv1
 614 #define smb_mprcnt smb_vwv2
 615 #define smb_mdrcnt smb_vwv3
 616 #define smb_msrcnt smb_vwv4
 617 #define smb_flags smb_vwv5
 618 #define smb_timeout smb_vwv6
 619 #define smb_pscnt smb_vwv9
 620 #define smb_psoff smb_vwv10
 621 #define smb_dscnt smb_vwv11
 622 #define smb_dsoff smb_vwv12
 623 #define smb_suwcnt smb_vwv13
 624 #define smb_setup smb_vwv14
 625 #define smb_setup0 smb_setup
 626 #define smb_setup1 (smb_setup+2)
 627 #define smb_setup2 (smb_setup+4)
 628
 629 /* these are for the secondary requests */
 630 #define smb_spscnt smb_vwv2
 631 #define smb_spsoff smb_vwv3
 632 #define smb_spsdisp smb_vwv4
 633 #define smb_sdscnt smb_vwv5
 634 #define smb_sdsoff smb_vwv6
 635 #define smb_sdsdisp smb_vwv7
 636 #define smb_sfid smb_vwv8
 637
 638 /* and these for responses */
 639 #define smb_tprcnt smb_vwv0
 640 #define smb_tdrcnt smb_vwv1
 641 #define smb_prcnt smb_vwv3
 642 #define smb_proff smb_vwv4
 643 #define smb_prdisp smb_vwv5
 644 #define smb_drcnt smb_vwv6
 645 #define smb_droff smb_vwv7
 646 #define smb_drdisp smb_vwv8
 647
 648 /* where to find the base of the SMB packet proper */
 649 #define smb_base(buf) (((char *)(buf))+4)
 650
 651
 652 #define SUCCESS 0  /* The request was successful. */
 653 #define ERRDOS 0x01 /*  Error is from the core DOS operating system set. */
 654 #define ERRSRV 0x02  /* Error is generated by the server network file manager.*/
 655 #define ERRHRD 0x03  /* Error is an hardware error. */
 656 #define ERRCMD 0xFF  /* Command was not in the "SMB" format. */
 657
 658 #ifdef __STDC__
 659 int Debug1(char *, ...);
 660 #else
 661 int Debug1();
 662 #endif
 663
 664 #ifdef DFS_AUTH
 665 void dfs_unlogin(void);
 666 extern int dcelogin_atmost_once;
 667 #endif
 668
 669 #if AJT
 670 void ajt_panic(void);
 671 #endif
 672
 673 #ifdef NOSTRDUP
 674 char *strdup(char *s);
 675 #endif
 676
 677 #ifdef REPLACE_STRLEN
 678 int Strlen(char *);
 679 #endif
 680
 681 #ifdef REPLACE_STRSTR
 682 char *Strstr(char *s, char *p);
 683 #endif
 684
 685 #ifndef MIN
 686 #define MIN(a,b) ((a)<(b)?(a):(b))
 687 #endif
 688 #ifndef MAX
 689 #define MAX(a,b) ((a)>(b)?(a):(b))
 690 #endif
 691
 692 #ifndef ABS
 693 #define ABS(a) ((a)>0?(a):(-(a)))
 694 #endif
 695
 696 #ifndef SIGNAL_CAST
 697 #define SIGNAL_CAST
 698 #endif
 699
 700 #ifndef SELECT_CAST
 701 #define SELECT_CAST
 702 #endif
 703
 704
 705 /* Some POSIX definitions for those without */
 706
 707 #ifndef S_IFDIR
 708 #define S_IFDIR         0x4000
 709 #endif
 710 #ifndef S_ISDIR
 711 #define S_ISDIR(mode)   ((mode & 0xF000) == S_IFDIR)
 712 #endif
 713 #ifndef S_IRWXU
 714 #define S_IRWXU 00700           /* read, write, execute: owner */
 715 #endif
 716 #ifndef S_IRUSR
 717 #define S_IRUSR 00400           /* read permission: owner */
 718 #endif
 719 #ifndef S_IWUSR
 720 #define S_IWUSR 00200           /* write permission: owner */
 721 #endif
 722 #ifndef S_IXUSR
 723 #define S_IXUSR 00100           /* execute permission: owner */
 724 #endif
 725 #ifndef S_IRWXG
 726 #define S_IRWXG 00070           /* read, write, execute: group */
 727 #endif
 728 #ifndef S_IRGRP
 729 #define S_IRGRP 00040           /* read permission: group */
 730 #endif
 731 #ifndef S_IWGRP
 732 #define S_IWGRP 00020           /* write permission: group */
 733 #endif
 734 #ifndef S_IXGRP
 735 #define S_IXGRP 00010           /* execute permission: group */
 736 #endif
 737 #ifndef S_IRWXO
 738 #define S_IRWXO 00007           /* read, write, execute: other */
 739 #endif
 740 #ifndef S_IROTH
 741 #define S_IROTH 00004           /* read permission: other */
 742 #endif
 743 #ifndef S_IWOTH
 744 #define S_IWOTH 00002           /* write permission: other */
 745 #endif
 746 #ifndef S_IXOTH
 747 #define S_IXOTH 00001           /* execute permission: other */
 748 #endif
 749
 750
 751 /* these are used in NetServerEnum to choose what to receive */
 752 #define SV_TYPE_WORKSTATION         0x00000001
 753 #define SV_TYPE_SERVER              0x00000002
 754 #define SV_TYPE_SQLSERVER           0x00000004
 755 #define SV_TYPE_DOMAIN_CTRL         0x00000008
 756 #define SV_TYPE_DOMAIN_BAKCTRL      0x00000010
 757 #define SV_TYPE_TIME_SOURCE         0x00000020
 758 #define SV_TYPE_AFP                 0x00000040
 759 #define SV_TYPE_NOVELL              0x00000080
 760 #define SV_TYPE_DOMAIN_MEMBER       0x00000100
 761 #define SV_TYPE_PRINTQ_SERVER       0x00000200
 762 #define SV_TYPE_DIALIN_SERVER       0x00000400
 763 #define SV_TYPE_SERVER_UNIX         0x00000800
 764 #define SV_TYPE_NT                  0x00001000
 765 #define SV_TYPE_WFW                 0x00002000
 766 #define SV_TYPE_SERVER_MFPN         0x00004000
 767 #define SV_TYPE_SERVER_NT           0x00008000
 768 #define SV_TYPE_POTENTIAL_BROWSER   0x00010000
 769 #define SV_TYPE_BACKUP_BROWSER      0x00020000
 770 #define SV_TYPE_MASTER_BROWSER      0x00040000
 771 #define SV_TYPE_DOMAIN_MASTER       0x00080000
 772 #define SV_TYPE_SERVER_OSF          0x00100000
 773 #define SV_TYPE_SERVER_VMS          0x00200000
 774 #define SV_TYPE_ALTERNATE_XPORT     0x20000000
 775 #define SV_TYPE_LOCAL_LIST_ONLY     0x40000000
 776 #define SV_TYPE_DOMAIN_ENUM         0x80000000
 777 #define SV_TYPE_ALL                 0xFFFFFFFF
 778
 779 /* what server type are we currently */
 780
 781
 782 /* protocol types. It assumes that higher protocols include lower protocols
 783    as subsets */
 784 enum protocol_types {PROTOCOL_NONE,PROTOCOL_CORE,PROTOCOL_COREPLUS,PROTOCOL_LANMAN1,PROTOCOL_LANMAN2,PROTOCOL_NT1};
 785
 786 /* security levels */
 787 enum security_types {SEC_SHARE,SEC_USER,SEC_SERVER};
 788
 789 /* printing types */
 790 enum printing_types {PRINT_BSD,PRINT_SYSV,PRINT_AIX,PRINT_HPUX,
 791                      PRINT_QNX,PRINT_PLP,PRINT_LPRNG};
 792
 793
 794 /* case handling */
 795 enum case_handling {CASE_LOWER,CASE_UPPER};
 796
 797
 798 /* Macros to get at offsets within smb_lkrng and smb_unlkrng
 799    structures. We cannot define these as actual structures
 800    due to possible differences in structure packing
 801    on different machines/compilers. */
 802
 803 #define SMB_LPID_OFFSET(indx) (10 * (indx))
 804 #define SMB_LKOFF_OFFSET(indx) ( 2 + (10 * (indx)))
 805 #define SMB_LKLEN_OFFSET(indx) ( 6 + (10 * (indx)))
 806
 807 /* Macro to cache an error in a write_bmpx_struct */
 808 #define CACHE_ERROR(w,c,e) ((w)->wr_errclass = (c), (w)->wr_error = (e), \
 809                             w->wr_discard = True, -1)
 810 /* Macro to test if an error has been cached for this fnum */
 811 #define HAS_CACHED_ERROR(fnum) (Files[(fnum)].open && \
 812                                 Files[(fnum)].wbmpx_ptr && \
 813                                 Files[(fnum)].wbmpx_ptr->wr_discard)
 814 /* Macro to turn the cached error into an error packet */
 815 #define CACHED_ERROR(fnum) cached_error_packet(inbuf,outbuf,fnum,__LINE__)
 816
 817 /* these are the datagram types */
 818 #define DGRAM_DIRECT_UNIQUE 0x10
 819
 820 #define ERROR(class,x) error_packet(inbuf,outbuf,class,x,__LINE__)
 821
 822 /* this is how errors are generated */
 823 #define UNIXERROR(defclass,deferror) unix_error_packet(inbuf,outbuf,defclass,deferror,__LINE__)
 824
 825 #define ROUNDUP(x,g) (((x)+((g)-1))&~((g)-1))
 826
 827 /*
 828  * Global value meaing that the smb_uid field should be
 829  * ingored (in share level security and protocol level == CORE)
 830  */
 831
 832 #define UID_FIELD_INVALID 0
 833 #define VUID_OFFSET 100 /* Amount to bias returned vuid numbers */
 834
 835 #endif
 836 /* _SMB_H */