source3/include/includes.h

   1 #ifndef _INCLUDES_H
   2 #define _INCLUDES_H
   3 /*
   4    Unix SMB/CIFS implementation.
   5    Machine customisation and include handling
   6    Copyright (C) Andrew Tridgell 1994-1998
   7    Copyright (C) 2002 by Martin Pool <mbp@samba.org>
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 3 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21 */
  22
  23 #include "../replace/replace.h"
  24
  25 /* make sure we have included the correct config.h */
  26 #ifndef NO_CONFIG_H /* for some tests */
  27 #ifndef CONFIG_H_IS_FROM_SAMBA
  28 #error "make sure you have removed all config.h files from standalone builds!"
  29 #error "the included config.h isn't from samba!"
  30 #endif
  31 #endif /* NO_CONFIG_H */
  32
  33 /* only do the C++ reserved word check when we compile
  34    to include --with-developer since too many systems
  35    still have comflicts with their header files (e.g. IRIX 6.4) */
  36
  37 #if !defined(__cplusplus) && defined(DEVELOPER) && defined(__linux__)
  38 #define class #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
  39 #define private #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
  40 #define public #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
  41 #define protected #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
  42 #define template #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
  43 #define this #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
  44 #define new #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
  45 #define delete #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
  46 #define friend #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
  47 #endif
  48
  49 #include "local.h"
  50
  51 #ifdef SUNOS4
  52 /* on SUNOS4 termios.h conflicts with sys/ioctl.h */
  53 #undef HAVE_TERMIOS_H
  54 #endif
  55
  56 #ifdef RELIANTUNIX
  57 /*
  58  * <unistd.h> has to be included before any other to get
  59  * large file support on Reliant UNIX. Yes, it's broken :-).
  60  */
  61 #ifdef HAVE_UNISTD_H
  62 #include <unistd.h>
  63 #endif
  64 #endif /* RELIANTUNIX */
  65
  66 #include "system/dir.h"
  67 #include "system/locale.h"
  68 #include "system/time.h"
  69 #include "system/wait.h"
  70
  71 #if defined(HAVE_RPC_RPC_H)
  72 /*
  73  * Check for AUTH_ERROR define conflict with rpc/rpc.h in prot.h.
  74  */
  75 #if defined(HAVE_SYS_SECURITY_H) && defined(HAVE_RPC_AUTH_ERROR_CONFLICT)
  76 #undef AUTH_ERROR
  77 #endif
  78 /*
  79  * HP-UX 11.X has TCP_NODELAY and TCP_MAXSEG defined in <netinet/tcp.h> which
  80  * was included above.  However <rpc/rpc.h> includes <sys/xti.h> which defines
  81  * them again without checking if they already exsist.  This generates
  82  * two "Redefinition of macro" warnings for every single .c file that is
  83  * compiled.
  84  */
  85 #if defined(HPUX) && defined(TCP_NODELAY)
  86 #undef TCP_NODELAY
  87 #endif
  88 #if defined(HPUX) && defined(TCP_MAXSEG)
  89 #undef TCP_MAXSEG
  90 #endif
  91 #include <rpc/rpc.h>
  92 #endif
  93
  94 #if defined(HAVE_YP_GET_DEFAULT_DOMAIN) && defined(HAVE_SETNETGRENT) && defined(HAVE_ENDNETGRENT) && defined(HAVE_GETNETGRENT)
  95 #define HAVE_NETGROUP 1
  96 #endif
  97
  98 #if defined (HAVE_NETGROUP)
  99 #if defined(HAVE_RPCSVC_YP_PROT_H)
 100 /*
 101  * HP-UX 11.X has TCP_NODELAY and TCP_MAXSEG defined in <netinet/tcp.h> which
 102  * was included above.  However <rpc/rpc.h> includes <sys/xti.h> which defines
 103  * them again without checking if they already exsist.  This generates
 104  * two "Redefinition of macro" warnings for every single .c file that is
 105  * compiled.
 106  */
 107 #if defined(HPUX) && defined(TCP_NODELAY)
 108 #undef TCP_NODELAY
 109 #endif
 110 #if defined(HPUX) && defined(TCP_MAXSEG)
 111 #undef TCP_MAXSEG
 112 #endif
 113 #include <rpcsvc/yp_prot.h>
 114 #endif
 115 #if defined(HAVE_RPCSVC_YPCLNT_H)
 116 #include <rpcsvc/ypclnt.h>
 117 #endif
 118 #endif /* HAVE_NETGROUP */
 119
 120 #ifndef HAVE_KRB5_H
 121 #undef HAVE_KRB5
 122 #endif
 123
 124 #ifndef HAVE_LDAP_H
 125 #undef HAVE_LDAP
 126 #endif
 127
 128 #if HAVE_SYS_ATTRIBUTES_H
 129 #include <sys/attributes.h>
 130 #endif
 131
 132 #ifndef ENOATTR
 133 #if defined(ENODATA)
 134 #define ENOATTR ENODATA
 135 #else
 136 #define ENOATTR ENOENT
 137 #endif
 138 #endif
 139
 140 #ifdef HAVE_SYS_UIO_H
 141 #include <sys/uio.h>
 142 #endif
 143
 144 #if HAVE_LANGINFO_H
 145 #include <langinfo.h>
 146 #endif
 147
 148 #if HAVE_NETGROUP_H
 149 #include <netgroup.h>
 150 #endif
 151
 152 /* Special macros that are no-ops except when run under Valgrind on
 153  * x86.  They've moved a little bit from valgrind 1.0.4 to 1.9.4 */
 154 #if HAVE_VALGRIND_MEMCHECK_H
 155         /* memcheck.h includes valgrind.h */
 156 #include <valgrind/memcheck.h>
 157 #elif HAVE_VALGRIND_H
 158 #include <valgrind.h>
 159 #endif
 160
 161 /* we support ADS if we want it and have krb5 and ldap libs */
 162 #if defined(WITH_ADS) && defined(HAVE_KRB5) && defined(HAVE_LDAP)
 163 #define HAVE_ADS
 164 #endif
 165
 166 /*
 167  * Define additional missing types
 168  */
 169 #if defined(AIX)
 170 typedef sig_atomic_t SIG_ATOMIC_T;
 171 #else
 172 typedef sig_atomic_t volatile SIG_ATOMIC_T;
 173 #endif
 174
 175 #ifndef uchar
 176 #define uchar unsigned char
 177 #endif
 178
 179 /*
 180    Samba needs type definitions for int16, int32, uint16 and uint32.
 181
 182    Normally these are signed and unsigned 16 and 32 bit integers, but
 183    they actually only need to be at least 16 and 32 bits
 184    respectively. Thus if your word size is 8 bytes just defining them
 185    as signed and unsigned int will work.
 186 */
 187
 188 #ifndef uint8
 189 #define uint8 uint8_t
 190 #endif
 191
 192 #if !defined(int16) && !defined(HAVE_INT16_FROM_RPC_RPC_H)
 193 #  define int16 int16_t
 194    /* needed to work around compile issue on HP-UX 11.x */
 195 #  define _INT16        1
 196 #endif
 197
 198 /*
 199  * Note we duplicate the size tests in the unsigned
 200  * case as int16 may be a typedef from rpc/rpc.h
 201  */
 202
 203
 204 #if !defined(uint16) && !defined(HAVE_UINT16_FROM_RPC_RPC_H)
 205 #  define uint16 uint16_t
 206 #endif
 207
 208 #if !defined(int32) && !defined(HAVE_INT32_FROM_RPC_RPC_H)
 209 #  define int32 int32_t
 210 #  ifndef _INT32
 211      /* needed to work around compile issue on HP-UX 11.x */
 212 #    define _INT32      1
 213 #  endif
 214 #endif
 215
 216 /*
 217  * Note we duplicate the size tests in the unsigned
 218  * case as int32 may be a typedef from rpc/rpc.h
 219  */
 220
 221 #if !defined(uint32) && !defined(HAVE_UINT32_FROM_RPC_RPC_H)
 222 #  define uint32 uint32_t
 223 #endif
 224
 225 /*
 226  * check for 8 byte long long
 227  */
 228
 229 #if !defined(uint64)
 230 #  define uint64 uint64_t
 231 #endif
 232
 233 #if !defined(int64)
 234 #  define int64 int64_t
 235 #endif
 236
 237
 238 /*
 239  * Types for devices, inodes and offsets.
 240  */
 241
 242 #ifndef SMB_DEV_T
 243 # define SMB_DEV_T dev_t
 244 #endif
 245
 246 #ifndef LARGE_SMB_DEV_T
 247 #  if (defined(SIZEOF_DEV_T) && (SIZEOF_DEV_T == 8))
 248 #    define LARGE_SMB_DEV_T 1
 249 #  endif
 250 #endif
 251
 252 #ifdef LARGE_SMB_DEV_T
 253 #define SDEV_T_VAL(p, ofs, v) (SIVAL((p),(ofs),(v)&0xFFFFFFFF), SIVAL((p),(ofs)+4,(v)>>32))
 254 #define DEV_T_VAL(p, ofs) ((SMB_DEV_T)(((uint64_t)(IVAL((p),(ofs))))| (((uint64_t)(IVAL((p),(ofs)+4))) << 32)))
 255 #else
 256 #define SDEV_T_VAL(p, ofs, v) (SIVAL((p),(ofs),v),SIVAL((p),(ofs)+4,0))
 257 #define DEV_T_VAL(p, ofs) ((SMB_DEV_T)(IVAL((p),(ofs))))
 258 #endif
 259
 260 /*
 261  * Setup the correctly sized inode type.
 262  */
 263
 264 #ifndef SMB_INO_T
 265 #    define SMB_INO_T ino_t
 266 #endif
 267
 268 #ifndef LARGE_SMB_INO_T
 269 #  if (defined(SIZEOF_INO_T) && (SIZEOF_INO_T == 8))
 270 #    define LARGE_SMB_INO_T 1
 271 #  endif
 272 #endif
 273
 274 #ifdef LARGE_SMB_INO_T
 275 #define SINO_T_VAL(p, ofs, v) SBVAL(p, ofs, v)
 276 #define INO_T_VAL(p, ofs) ((SMB_INO_T)BVAL(p, ofs))
 277 #else
 278 #define SINO_T_VAL(p, ofs, v) SBVAL(p, ofs, ((uint64_t)(v)) & UINT32_MAX)
 279 #define INO_T_VAL(p, ofs) ((SMB_INO_T)(IVAL((p),(ofs))))
 280 #endif
 281
 282 /* TODO: remove this macros */
 283 #define SBIG_UINT(p, ofs, v) SBVAL(p, ofs, v)
 284 #define BIG_UINT(p, ofs) BVAL(p, ofs)
 285 #define IVAL2_TO_SMB_BIG_UINT(p, ofs) BVAL(p, ofs)
 286
 287 /* this should really be a 64 bit type if possible */
 288 typedef uint64_t br_off;
 289
 290 #define SMB_OFF_T_BITS (sizeof(off_t)*8)
 291
 292 /*
 293  * Set the define that tells us if we can do 64 bit
 294  * NT SMB calls.
 295  */
 296
 297 #define SOFF_T(p, ofs, v) (SIVAL(p,ofs,(v)&0xFFFFFFFF), SIVAL(p,(ofs)+4,(v)>>32))
 298 #define SOFF_T_R(p, ofs, v) (SIVAL(p,(ofs)+4,(v)&0xFFFFFFFF), SIVAL(p,ofs,(v)>>32))
 299 #define IVAL_TO_SMB_OFF_T(buf,off) ((off_t)(( ((uint64_t)(IVAL((buf),(off)))) & ((uint64_t)0xFFFFFFFF) )))
 300
 301 /*
 302  * Type for stat structure.
 303  */
 304
 305 struct stat_ex {
 306         dev_t           st_ex_dev;
 307         ino_t           st_ex_ino;
 308         mode_t          st_ex_mode;
 309         nlink_t         st_ex_nlink;
 310         uid_t           st_ex_uid;
 311         gid_t           st_ex_gid;
 312         dev_t           st_ex_rdev;
 313         off_t           st_ex_size;
 314         struct timespec st_ex_atime;
 315         struct timespec st_ex_mtime;
 316         struct timespec st_ex_ctime;
 317         struct timespec st_ex_btime; /* birthtime */
 318         /* Is birthtime real, or was it calculated ? */
 319         bool            st_ex_calculated_birthtime;
 320         blksize_t       st_ex_blksize;
 321         blkcnt_t        st_ex_blocks;
 322
 323         uint32_t        st_ex_flags;
 324         uint32_t        st_ex_mask;
 325
 326         /*
 327          * Add space for VFS internal extensions. The initial user of this
 328          * would be the onefs modules, passing the snapid from the stat calls
 329          * to the file_id_create call. Maybe we'll have to expand this later,
 330          * but the core of Samba should never look at this field.
 331          */
 332         uint64_t vfs_private;
 333 };
 334
 335 typedef struct stat_ex SMB_STRUCT_STAT;
 336
 337 enum timestamp_set_resolution {
 338         TIMESTAMP_SET_SECONDS = 0,
 339         TIMESTAMP_SET_MSEC,
 340         TIMESTAMP_SET_NT_OR_BETTER
 341 };
 342
 343 /* Our own fstrings */
 344
 345 /*
 346                   --------------
 347                  /              \
 348                 /      REST      \
 349                /        IN        \
 350               /       PEACE        \
 351              /                      \
 352              | The infamous pstring |
 353              |                      |
 354              |                      |
 355              |      7 December      |
 356              |                      |
 357              |         2007         |
 358             *|     *  *  *          | *
 359    _________)/\\_//(\/(/\)/\//\/\///|_)_______
 360 */
 361
 362 #ifndef FSTRING_LEN
 363 #define FSTRING_LEN 256
 364 typedef char fstring[FSTRING_LEN];
 365 #endif
 366
 367 /* Lists, trees, caching, database... */
 368 #include "../lib/util/samba_util.h"
 369 #include "../lib/util/util_net.h"
 370 #include "../lib/util/xfile.h"
 371 #include "../lib/util/memory.h"
 372 #include "../lib/util/attr.h"
 373 #include "../lib/util/tsort.h"
 374 #include "../lib/util/dlinklist.h"
 375
 376 #include <talloc.h>
 377
 378 #include "event.h"
 379
 380 #include "../lib/util/data_blob.h"
 381 #include "../lib/util/time.h"
 382 #include "../lib/util/debug.h"
 383 #include "../lib/util/debug_s3.h"
 384
 385 #include "../libcli/util/ntstatus.h"
 386 #include "../libcli/util/error.h"
 387 #include "../lib/util/charset/charset.h"
 388 #include "dynconfig/dynconfig.h"
 389 #include "locking.h"
 390 #include "smb_perfcount.h"
 391 #include "smb.h"
 392 #include "../lib/util/byteorder.h"
 393
 394 #include "../lib/util/samba_modules.h"
 395 #include "../lib/util/talloc_stack.h"
 396 #include "../lib/util/smb_threads.h"
 397 #include "../lib/util/smb_threads_internal.h"
 398
 399 /* samba_setXXid functions. */
 400 #include "../lib/util/setid.h"
 401
 402 /***** prototypes *****/
 403 #ifndef NO_PROTO_H
 404 #include "proto.h"
 405 #endif
 406
 407 #include "lib/param/loadparm.h"
 408
 409 /* String routines */
 410
 411 #include "srvstr.h"
 412 #include "safe_string.h"
 413
 414 #ifndef SIGCLD
 415 #define SIGCLD SIGCHLD
 416 #endif
 417
 418 #ifndef SIGRTMIN
 419 #define SIGRTMIN NSIG
 420 #endif
 421
 422
 423 #if defined(HAVE_CRYPT16) && defined(HAVE_GETAUTHUID)
 424 #define ULTRIX_AUTH 1
 425 #endif
 426
 427 /* yuck, I'd like a better way of doing this */
 428 #define DIRP_SIZE (256 + 32)
 429
 430 /* default socket options. Dave Miller thinks we should default to TCP_NODELAY
 431    given the socket IO pattern that Samba uses */
 432 #ifdef TCP_NODELAY
 433 #define DEFAULT_SOCKET_OPTIONS "TCP_NODELAY"
 434 #else
 435 #define DEFAULT_SOCKET_OPTIONS ""
 436 #endif
 437
 438 /* dmalloc -- free heap debugger (dmalloc.org).  This should be near
 439  * the *bottom* of include files so as not to conflict. */
 440 #ifdef ENABLE_DMALLOC
 441 #  include <dmalloc.h>
 442 #endif
 443
 444
 445 #define MAX_SEC_CTX_DEPTH 8    /* Maximum number of security contexts */
 446
 447
 448 /* add varargs prototypes with printf checking */
 449 /*PRINTFLIKE2 */
 450 int fdprintf(int , const char *, ...) PRINTF_ATTRIBUTE(2,3);
 451 /*PRINTFLIKE1 */
 452 int d_printf(const char *, ...) PRINTF_ATTRIBUTE(1,2);
 453 /*PRINTFLIKE2 */
 454 int d_fprintf(FILE *f, const char *, ...) PRINTF_ATTRIBUTE(2,3);
 455
 456 /* PRINTFLIKE2 */
 457 int fstr_sprintf(fstring s, const char *fmt, ...) PRINTF_ATTRIBUTE(2,3);
 458
 459 int smb_xvasprintf(char **ptr, const char *format, va_list ap) PRINTF_ATTRIBUTE(2,0);
 460
 461 int asprintf_strupper_m(char **strp, const char *fmt, ...) PRINTF_ATTRIBUTE(2,3);
 462 char *talloc_asprintf_strupper_m(TALLOC_CTX *t, const char *fmt, ...) PRINTF_ATTRIBUTE(2,3);
 463
 464 /*
 465  * Veritas File System.  Often in addition to native.
 466  * Quotas different.
 467  */
 468 #if defined(HAVE_SYS_FS_VX_QUOTA_H)
 469 #define VXFS_QUOTA
 470 #endif
 471
 472 #ifdef TRUE
 473 #undef TRUE
 474 #endif
 475 #define TRUE __ERROR__XX__DONT_USE_TRUE
 476
 477 #ifdef FALSE
 478 #undef FALSE
 479 #endif
 480 #define FALSE __ERROR__XX__DONT_USE_FALSE
 481
 482 /* If we have blacklisted mmap() try to avoid using it accidentally by
 483    undefining the HAVE_MMAP symbol. */
 484
 485 #ifdef MMAP_BLACKLIST
 486 #undef HAVE_MMAP
 487 #endif
 488
 489 void dump_core(void) _NORETURN_;
 490 void exit_server(const char *const reason) _NORETURN_;
 491 void exit_server_cleanly(const char *const reason) _NORETURN_;
 492
 493 #define BASE_RID (0x000003E8L)
 494
 495 #endif /* _INCLUDES_H */