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>
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.
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.
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/>.
23 #include "../replace/replace.h"
25 #if _SAMBA_BUILD_ == 4
27 # define _SAMBA_BUILD_ 3
30 /* make sure we have included the correct config.h */
31 #ifndef NO_CONFIG_H /* for some tests */
32 #ifndef CONFIG_H_IS_FROM_SAMBA
33 #error "make sure you have removed all config.h files from standalone builds!"
34 #error "the included config.h isn't from samba!"
36 #endif /* NO_CONFIG_H */
38 /* only do the C++ reserved word check when we compile
39 to include --with-developer since too many systems
40 still have comflicts with their header files (e.g. IRIX 6.4) */
42 #if !defined(__cplusplus) && defined(DEVELOPER) && defined(__linux__)
43 #define class #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
44 #define private #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
45 #define public #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
46 #define protected #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
47 #define template #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
48 #define this #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
49 #define new #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
50 #define delete #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
51 #define friend #error DONT_USE_CPLUSPLUS_RESERVED_NAMES
57 /* on SUNOS4 termios.h conflicts with sys/ioctl.h */
63 * <unistd.h> has to be included before any other to get
64 * large file support on Reliant UNIX. Yes, it's broken :-).
69 #endif /* RELIANTUNIX */
71 #include "system/capability.h"
72 #include "system/dir.h"
73 #include "system/filesys.h"
74 #include "system/locale.h"
75 #include "system/network.h"
76 #include "system/passwd.h"
77 #include "system/select.h"
78 #include "system/shmem.h"
79 #include "system/terminal.h"
80 #include "system/time.h"
81 #include "system/wait.h"
83 #if defined(HAVE_RPC_RPC_H)
85 * Check for AUTH_ERROR define conflict with rpc/rpc.h in prot.h.
87 #if defined(HAVE_SYS_SECURITY_H) && defined(HAVE_RPC_AUTH_ERROR_CONFLICT)
91 * HP-UX 11.X has TCP_NODELAY and TCP_MAXSEG defined in <netinet/tcp.h> which
92 * was included above. However <rpc/rpc.h> includes <sys/xti.h> which defines
93 * them again without checking if they already exsist. This generates
94 * two "Redefinition of macro" warnings for every single .c file that is
97 #if defined(HPUX) && defined(TCP_NODELAY)
100 #if defined(HPUX) && defined(TCP_MAXSEG)
106 #if defined(HAVE_YP_GET_DEFAULT_DOMAIN) && defined(HAVE_SETNETGRENT) && defined(HAVE_ENDNETGRENT) && defined(HAVE_GETNETGRENT)
107 #define HAVE_NETGROUP 1
110 #if defined (HAVE_NETGROUP)
111 #if defined(HAVE_RPCSVC_YP_PROT_H)
113 * HP-UX 11.X has TCP_NODELAY and TCP_MAXSEG defined in <netinet/tcp.h> which
114 * was included above. However <rpc/rpc.h> includes <sys/xti.h> which defines
115 * them again without checking if they already exsist. This generates
116 * two "Redefinition of macro" warnings for every single .c file that is
119 #if defined(HPUX) && defined(TCP_NODELAY)
122 #if defined(HPUX) && defined(TCP_MAXSEG)
125 #include <rpcsvc/yp_prot.h>
127 #if defined(HAVE_RPCSVC_YPCLNT_H)
128 #include <rpcsvc/ypclnt.h>
130 #endif /* HAVE_NETGROUP */
140 #if HAVE_SYS_ATTRIBUTES_H
141 #include <sys/attributes.h>
146 #define ENOATTR ENODATA
148 #define ENOATTR ENOENT
152 /* mutually exclusive (SuSE 8.2) */
153 #if HAVE_ATTR_XATTR_H
154 #include <attr/xattr.h>
155 #elif HAVE_SYS_XATTR_H
156 #include <sys/xattr.h>
163 #ifdef HAVE_SYS_EXTATTR_H
164 #include <sys/extattr.h>
167 #ifdef HAVE_SYS_UIO_H
172 #include <langinfo.h>
176 #include <netgroup.h>
179 #if defined(HAVE_AIO_H) && defined(WITH_AIO)
183 #ifdef WITH_MADVISE_PROTECTED
184 #include <sys/mman.h>
187 /* Special macros that are no-ops except when run under Valgrind on
188 * x86. They've moved a little bit from valgrind 1.0.4 to 1.9.4 */
189 #if HAVE_VALGRIND_MEMCHECK_H
190 /* memcheck.h includes valgrind.h */
191 #include <valgrind/memcheck.h>
192 #elif HAVE_VALGRIND_H
193 #include <valgrind.h>
196 /* we support ADS if we want it and have krb5 and ldap libs */
197 #if defined(WITH_ADS) && defined(HAVE_KRB5) && defined(HAVE_LDAP)
202 * Define additional missing types
205 typedef sig_atomic_t SIG_ATOMIC_T;
207 typedef sig_atomic_t volatile SIG_ATOMIC_T;
211 #define uchar unsigned char
215 Samba needs type definitions for int16, int32, uint16 and uint32.
217 Normally these are signed and unsigned 16 and 32 bit integers, but
218 they actually only need to be at least 16 and 32 bits
219 respectively. Thus if your word size is 8 bytes just defining them
220 as signed and unsigned int will work.
224 #define uint8 uint8_t
227 #if !defined(int16) && !defined(HAVE_INT16_FROM_RPC_RPC_H)
228 # define int16 int16_t
229 /* needed to work around compile issue on HP-UX 11.x */
234 * Note we duplicate the size tests in the unsigned
235 * case as int16 may be a typedef from rpc/rpc.h
239 #if !defined(uint16) && !defined(HAVE_UINT16_FROM_RPC_RPC_H)
240 # define uint16 uint16_t
243 #if !defined(int32) && !defined(HAVE_INT32_FROM_RPC_RPC_H)
244 # define int32 int32_t
246 /* needed to work around compile issue on HP-UX 11.x */
252 * Note we duplicate the size tests in the unsigned
253 * case as int32 may be a typedef from rpc/rpc.h
256 #if !defined(uint32) && !defined(HAVE_UINT32_FROM_RPC_RPC_H)
257 # define uint32 uint32_t
261 * check for 8 byte long long
265 # define uint64 uint64_t
269 # define int64 int64_t
274 * Types for devices, inodes and offsets.
278 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_DEV64_T)
279 # define SMB_DEV_T dev64_t
281 # define SMB_DEV_T dev_t
285 #ifndef LARGE_SMB_DEV_T
286 # if (defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_DEV64_T)) || (defined(SIZEOF_DEV_T) && (SIZEOF_DEV_T == 8))
287 # define LARGE_SMB_DEV_T 1
291 #ifdef LARGE_SMB_DEV_T
292 #define SDEV_T_VAL(p, ofs, v) (SIVAL((p),(ofs),(v)&0xFFFFFFFF), SIVAL((p),(ofs)+4,(v)>>32))
293 #define DEV_T_VAL(p, ofs) ((SMB_DEV_T)(((uint64_t)(IVAL((p),(ofs))))| (((uint64_t)(IVAL((p),(ofs)+4))) << 32)))
295 #define SDEV_T_VAL(p, ofs, v) (SIVAL((p),(ofs),v),SIVAL((p),(ofs)+4,0))
296 #define DEV_T_VAL(p, ofs) ((SMB_DEV_T)(IVAL((p),(ofs))))
300 * Setup the correctly sized inode type.
304 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_INO64_T)
305 # define SMB_INO_T ino64_t
307 # define SMB_INO_T ino_t
311 #ifndef LARGE_SMB_INO_T
312 # if (defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_INO64_T)) || (defined(SIZEOF_INO_T) && (SIZEOF_INO_T == 8))
313 # define LARGE_SMB_INO_T 1
317 #ifdef LARGE_SMB_INO_T
318 #define SINO_T_VAL(p, ofs, v) (SIVAL((p),(ofs),(v)&0xFFFFFFFF), SIVAL((p),(ofs)+4,(v)>>32))
319 #define INO_T_VAL(p, ofs) ((SMB_INO_T)(((uint64_t)(IVAL(p,ofs)))| (((uint64_t)(IVAL(p,(ofs)+4))) << 32)))
321 #define SINO_T_VAL(p, ofs, v) (SIVAL(p,ofs,v),SIVAL(p,(ofs)+4,0))
322 #define INO_T_VAL(p, ofs) ((SMB_INO_T)(IVAL((p),(ofs))))
326 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_OFF64_T)
327 # define SMB_OFF_T off64_t
329 # define SMB_OFF_T off_t
333 #define SBIG_UINT(p, ofs, v) (SIVAL(p,ofs,(v)&0xFFFFFFFF), SIVAL(p,(ofs)+4,(v)>>32))
334 #define BIG_UINT(p, ofs) ((((uint64_t) IVAL(p,(ofs)+4))<<32)|IVAL(p,ofs))
335 #define IVAL2_TO_SMB_BIG_UINT(buf,off) ( (((uint64_t)(IVAL((buf),(off)))) & ((uint64_t)0xFFFFFFFF)) | \
336 (( ((uint64_t)(IVAL((buf),(off+4)))) & ((uint64_t)0xFFFFFFFF) ) << 32 ) )
339 /* this should really be a 64 bit type if possible */
340 typedef uint64_t br_off;
342 #define SMB_OFF_T_BITS (sizeof(SMB_OFF_T)*8)
345 * Set the define that tells us if we can do 64 bit
349 #ifndef LARGE_SMB_OFF_T
350 # if (defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_OFF64_T)) || (defined(SIZEOF_OFF_T) && (SIZEOF_OFF_T == 8))
351 # define LARGE_SMB_OFF_T 1
355 #ifdef LARGE_SMB_OFF_T
356 #define SOFF_T(p, ofs, v) (SIVAL(p,ofs,(v)&0xFFFFFFFF), SIVAL(p,(ofs)+4,(v)>>32))
357 #define SOFF_T_R(p, ofs, v) (SIVAL(p,(ofs)+4,(v)&0xFFFFFFFF), SIVAL(p,ofs,(v)>>32))
358 #define IVAL_TO_SMB_OFF_T(buf,off) ((SMB_OFF_T)(( ((uint64_t)(IVAL((buf),(off)))) & ((uint64_t)0xFFFFFFFF) )))
360 #define SOFF_T(p, ofs, v) (SIVAL(p,ofs,v),SIVAL(p,(ofs)+4,0))
361 #define SOFF_T_R(p, ofs, v) (SIVAL(p,(ofs)+4,v),SIVAL(p,ofs,0))
362 #define IVAL_TO_SMB_OFF_T(buf,off) ((SMB_OFF_T)(( ((uint32)(IVAL((buf),(off)))) & 0xFFFFFFFF )))
365 #ifndef HAVE_BLKSIZE_T
366 /* This is mainly for HP/UX which defines st_blksize as long */
367 typedef long blksize_t;
370 #ifndef HAVE_BLKCNT_T
371 /* This is mainly for HP/UX which doesn't have blkcnt_t */
372 typedef long blkcnt_t;
376 * Type for stat structure.
388 struct timespec st_ex_atime;
389 struct timespec st_ex_mtime;
390 struct timespec st_ex_ctime;
391 struct timespec st_ex_btime; /* birthtime */
392 /* Is birthtime real, or was it calculated ? */
393 bool st_ex_calculated_birthtime;
394 blksize_t st_ex_blksize;
395 blkcnt_t st_ex_blocks;
397 uint32_t st_ex_flags;
401 * Add space for VFS internal extensions. The initial user of this
402 * would be the onefs modules, passing the snapid from the stat calls
403 * to the file_id_create call. Maybe we'll have to expand this later,
404 * but the core of Samba should never look at this field.
406 uint64_t vfs_private;
409 typedef struct stat_ex SMB_STRUCT_STAT;
412 * Type for dirent structure.
415 #ifndef SMB_STRUCT_DIRENT
416 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_STRUCT_DIRENT64)
417 # define SMB_STRUCT_DIRENT struct dirent64
419 # define SMB_STRUCT_DIRENT struct dirent
424 * Type for DIR structure.
427 #ifndef SMB_STRUCT_DIR
428 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_STRUCT_DIR64)
429 # define SMB_STRUCT_DIR DIR64
431 # define SMB_STRUCT_DIR DIR
436 * Defines for 64 bit fcntl locks.
439 #ifndef SMB_STRUCT_FLOCK
440 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_STRUCT_FLOCK64) && defined(HAVE_OFF64_T)
441 # define SMB_STRUCT_FLOCK struct flock64
443 # define SMB_STRUCT_FLOCK struct flock
448 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_STRUCT_FLOCK64) && defined(HAVE_OFF64_T)
449 # define SMB_F_SETLKW F_SETLKW64
451 # define SMB_F_SETLKW F_SETLKW
456 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_STRUCT_FLOCK64) && defined(HAVE_OFF64_T)
457 # define SMB_F_SETLK F_SETLK64
459 # define SMB_F_SETLK F_SETLK
464 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_STRUCT_FLOCK64) && defined(HAVE_OFF64_T)
465 # define SMB_F_GETLK F_GETLK64
467 # define SMB_F_GETLK F_GETLK
472 * Type for aiocb structure.
475 #ifndef SMB_STRUCT_AIOCB
476 # if defined(WITH_AIO)
477 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_AIOCB64)
478 # define SMB_STRUCT_AIOCB struct aiocb64
480 # define SMB_STRUCT_AIOCB struct aiocb
483 # define SMB_STRUCT_AIOCB int /* AIO not being used but we still need the define.... */
487 enum timestamp_set_resolution {
488 TIMESTAMP_SET_SECONDS = 0,
490 TIMESTAMP_SET_NT_OR_BETTER
493 /* Our own fstrings */
502 | The infamous pstring |
509 _________)/\\_//(\/(/\)/\//\/\///|_)_______
513 #define FSTRING_LEN 256
514 typedef char fstring[FSTRING_LEN];
517 /* Lists, trees, caching, database... */
518 #include "../lib/util/util.h"
519 #include "../lib/util/util_net.h"
520 #include "../lib/util/xfile.h"
521 #include "../lib/util/memory.h"
522 #include "../lib/util/attr.h"
523 #include "../lib/util/tsort.h"
524 #include "../lib/util/dlinklist.h"
526 #include "util_tdb.h"
531 #include "../lib/util/tevent_unix.h"
532 #include "../lib/util/tevent_ntstatus.h"
533 #include "../lib/tsocket/tsocket.h"
535 #include "../lib/util/data_blob.h"
536 #include "../lib/util/time.h"
538 #include "libads/ads_status.h"
539 #include "../libcli/util/error.h"
541 #include "../lib/util/charset/charset.h"
542 #include "dynconfig.h"
543 #include "debugparse.h"
544 #include "../libcli/security/privileges.h"
545 #include "messages.h"
547 #include "smb_perfcount.h"
549 #include "nameserv.h"
550 #include "../lib/util/byteorder.h"
555 #include "librpc/rpc/dcerpc.h"
556 #include "ntdomain.h"
560 #include "../lib/util/talloc_stack.h"
561 #include "../lib/util/smb_threads.h"
562 #include "../lib/util/smb_threads_internal.h"
565 * Reasons for cache flush.
568 enum flush_reason_enum {
573 OPLOCK_RELEASE_FLUSH,
577 /* NUM_FLUSH_REASONS must remain the last value in the enumeration. */
580 #include "modules/nfs4_acls.h"
582 /***** prototypes *****/
586 #include "libcli/security/secace.h"
587 #include "libcli/security/secacl.h"
588 #include "libcli/security/security_descriptor.h"
589 #include "libcli/security/sddl.h"
591 #if defined(HAVE_POSIX_ACLS)
592 #include "modules/vfs_posixacl.h"
595 #if defined(HAVE_TRU64_ACLS)
596 #include "modules/vfs_tru64acl.h"
599 #if defined(HAVE_SOLARIS_ACLS) || defined(HAVE_UNIXWARE_ACLS)
600 #include "modules/vfs_solarisacl.h"
603 #if defined(HAVE_HPUX_ACLS)
604 #include "modules/vfs_hpuxacl.h"
607 #if defined(HAVE_IRIX_ACLS)
608 #include "modules/vfs_irixacl.h"
611 /* We need this after proto.h to reference GetTimeOfDay(). */
612 #include "smbprofile.h"
614 /* String routines */
617 #include "safe_string.h"
619 /* prototypes from lib/util_transfer_file.c */
620 #include "transfer_file.h"
623 #define SIGCLD SIGCHLD
627 #define SIGRTMIN NSIG
634 #if defined(HAVE_PUTPRPWNAM) && defined(AUTH_CLEARTEXT_SEG_CHARS)
635 #define OSF1_ENH_SEC 1
638 #if defined(HAVE_CRYPT16) && defined(HAVE_GETAUTHUID)
639 #define ULTRIX_AUTH 1
642 /* yuck, I'd like a better way of doing this */
643 #define DIRP_SIZE (256 + 32)
645 /* default socket options. Dave Miller thinks we should default to TCP_NODELAY
646 given the socket IO pattern that Samba uses */
648 #define DEFAULT_SOCKET_OPTIONS "TCP_NODELAY"
650 #define DEFAULT_SOCKET_OPTIONS ""
653 /* dmalloc -- free heap debugger (dmalloc.org). This should be near
654 * the *bottom* of include files so as not to conflict. */
655 #ifdef ENABLE_DMALLOC
656 # include <dmalloc.h>
660 #if HAVE_KERNEL_SHARE_MODES
662 #define LOCK_MAND 32 /* This is a mandatory flock */
663 #define LOCK_READ 64 /* ... Which allows concurrent read operations */
664 #define LOCK_WRITE 128 /* ... Which allows concurrent write operations */
665 #define LOCK_RW 192 /* ... Which allows concurrent read & write ops */
669 #define MAX_SEC_CTX_DEPTH 8 /* Maximum number of security contexts */
672 #ifdef GLIBC_HACK_FCNTL64
673 /* this is a gross hack. 64 bit locking is completely screwed up on
674 i386 Linux in glibc 2.1.95 (which ships with RedHat 7.0). This hack
675 "fixes" the problem with the current 2.4.0test kernels
677 #define fcntl fcntl64
685 /* needed for some systems without iconv. Doesn't really matter
686 what error code we use */
691 /* add varargs prototypes with printf checking */
693 int fdprintf(int , const char *, ...) PRINTF_ATTRIBUTE(2,3);
695 int d_printf(const char *, ...) PRINTF_ATTRIBUTE(1,2);
697 int d_fprintf(FILE *f, const char *, ...) PRINTF_ATTRIBUTE(2,3);
700 void sys_adminlog(int priority, const char *format_str, ...) PRINTF_ATTRIBUTE(2,3);
703 int fstr_sprintf(fstring s, const char *fmt, ...) PRINTF_ATTRIBUTE(2,3);
705 int d_vfprintf(FILE *f, const char *format, va_list ap) PRINTF_ATTRIBUTE(2,0);
707 int smb_xvasprintf(char **ptr, const char *format, va_list ap) PRINTF_ATTRIBUTE(2,0);
709 int asprintf_strupper_m(char **strp, const char *fmt, ...) PRINTF_ATTRIBUTE(2,3);
710 char *talloc_asprintf_strupper_m(TALLOC_CTX *t, const char *fmt, ...) PRINTF_ATTRIBUTE(2,3);
713 * Veritas File System. Often in addition to native.
716 #if defined(HAVE_SYS_FS_VX_QUOTA_H)
721 #define XATTR_CREATE 0x1 /* set value, fail if attr already exists */
724 #ifndef XATTR_REPLACE
725 #define XATTR_REPLACE 0x2 /* set value, fail if attr does not exist */
728 #if defined(HAVE_LINUX_READAHEAD) && ! defined(HAVE_READAHEAD_DECL)
729 ssize_t readahead(int fd, off64_t offset, size_t count);
735 #define TRUE __ERROR__XX__DONT_USE_TRUE
740 #define FALSE __ERROR__XX__DONT_USE_FALSE
742 /* If we have blacklisted mmap() try to avoid using it accidentally by
743 undefining the HAVE_MMAP symbol. */
745 #ifdef MMAP_BLACKLIST
749 #ifndef CONST_DISCARD
750 #define CONST_DISCARD(type, ptr) ((type) ((void *) (ptr)))
753 void dump_core(void) _NORETURN_;
754 void exit_server(const char *const reason) _NORETURN_;
755 void exit_server_cleanly(const char *const reason) _NORETURN_;
756 void exit_server_fault(void) _NORETURN_;
758 #if defined(HAVE_IPV6)
759 void in6_addr_to_sockaddr_storage(struct sockaddr_storage *ss,
763 /* samba3 doesn't use uwrap yet */
764 #define uwrap_enabled() 0
766 #define BASE_RID (0x000003E8L)
768 #endif /* _INCLUDES_H */