2 Unix SMB/CIFS implementation.
3 Utility functions for Samba
4 Copyright (C) Andrew Tridgell 1992-1999
5 Copyright (C) Jelmer Vernooij 2005
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 3 of the License, or
10 (at your option) any later version.
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.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>.
21 #ifndef _SAMBA_UTIL_H_
22 #define _SAMBA_UTIL_H_
24 #include "lib/util/charset/charset.h"
25 #include "lib/util/attr.h"
32 * @brief Helpful macros
37 extern const char *panic_action;
39 #include "lib/util/time.h"
40 #include "lib/util/data_blob.h"
41 #include "lib/util/xfile.h"
42 #include "lib/util/byteorder.h"
43 #include "lib/util/talloc_stack.h"
49 #define SMB_ASSERT(b) do { if (!(b)) { \
50 DEBUG(0,("PANIC: assert failed at %s(%d): %s\n", \
51 __FILE__, __LINE__, #b)); smb_panic("assert failed: " #b); }} while(0)
53 /* redefine the assert macro for non-developer builds */
54 #define SMB_ASSERT(b) do { if (!(b)) { \
55 DEBUG(0,("PANIC: assert failed at %s(%d): %s\n", \
56 __FILE__, __LINE__, #b)); }} while (0)
60 #define ABS(a) ((a)>0?(a):(-(a)))
63 #include "lib/util/memory.h"
65 #include "lib/util/string_wrappers.h"
68 * Write backtrace to debug log
70 _PUBLIC_ void call_backtrace(void);
73 Something really nasty happened - panic !
75 typedef void (*smb_panic_handler_t)(const char *why);
77 _PUBLIC_ void fault_configure(smb_panic_handler_t panic_handler);
78 _PUBLIC_ void fault_setup(void);
79 _PUBLIC_ void fault_setup_disable(void);
80 _PUBLIC_ void dump_core_setup(const char *progname, const char *logfile);
81 _PUBLIC_ void smb_panic(const char *reason);
85 register a fault handler.
86 Should only be called once in the execution of smbd.
88 _PUBLIC_ bool register_fault_handler(const char *name, void (*fault_handler)(int sig));
90 /* The following definitions come from lib/util/signal.c */
96 void BlockSignals(bool block, int signum);
99 Catch a signal. This should implement the following semantics:
101 1) The handler remains installed after being called.
102 2) The signal should be blocked during handler execution.
104 void (*CatchSignal(int signum,void (*handler)(int )))(int);
107 Ignore SIGCLD via whatever means is necessary for this OS.
109 void CatchChild(void);
112 Catch SIGCLD but leave the child around so it's status can be reaped.
114 void CatchChildLeaveStatus(void);
116 /* The following definitions come from lib/util/system.c */
118 /**************************************************************************
119 A wrapper for gethostbyname() that tries avoids looking up hostnames
120 in the root domain, which can cause dial-on-demand links to come up for no
122 ****************************************************************************/
123 _PUBLIC_ struct hostent *sys_gethostbyname(const char *name);
124 _PUBLIC_ struct in_addr sys_inet_makeaddr(int net, int host);
127 * Wrapper for fork used to invalid pid cache.
129 _PUBLIC_ pid_t sys_fork(void);
132 * Wrapper for getpid. Ensures we only do a system call *once*.
134 _PUBLIC_ pid_t sys_getpid(void);
136 _PUBLIC_ int sys_getpeereid( int s, uid_t *uid);
140 _PUBLIC_ int sys_getnameinfo(const struct sockaddr *psa,
147 _PUBLIC_ int sys_connect(int fd, const struct sockaddr * addr);
149 /* The following definitions come from lib/util/genrand.c */
151 Copy any user given reseed data.
153 _PUBLIC_ void set_rand_reseed_callback(void (*fn)(void *, int *), void *);
156 * Tell the random number generator it needs to reseed.
158 _PUBLIC_ void set_need_random_reseed(void);
161 Interface to the (hopefully) good crypto random number generator.
162 Will use our internal PRNG if more than 40 bytes of random generation
163 has been requested, otherwise tries to read from /dev/random
165 _PUBLIC_ void generate_random_buffer(uint8_t *out, int len);
168 Interface to the (hopefully) good crypto random number generator.
169 Will always use /dev/urandom if available.
171 _PUBLIC_ void generate_secret_buffer(uint8_t *out, int len);
174 generate a single random uint32_t
176 _PUBLIC_ uint32_t generate_random(void);
179 very basic password quality checker
181 _PUBLIC_ bool check_password_quality(const char *s);
184 * Generate a random text password.
186 _PUBLIC_ char *generate_random_password(TALLOC_CTX *mem_ctx, size_t min, size_t max);
189 Use the random number generator to generate a random string.
191 _PUBLIC_ char *generate_random_str_list(TALLOC_CTX *mem_ctx, size_t len, const char *list);
194 * Generate a random text string consisting of the specified length.
195 * The returned string will be allocated.
197 * Characters used are: ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+_-#.,
199 _PUBLIC_ char *generate_random_str(TALLOC_CTX *mem_ctx, size_t len);
202 * Generate an array of unique text strings all of the same length.
203 * The returned strings will be allocated.
204 * Returns NULL if the number of unique combinations cannot be created.
206 * Characters used are: ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+_-#.,
208 _PUBLIC_ char** generate_unique_strs(TALLOC_CTX *mem_ctx, size_t len,
211 /* The following definitions come from lib/util/dprintf.c */
212 #if _SAMBA_BUILD_ == 4
214 _PUBLIC_ void d_set_iconv(smb_iconv_t);
215 _PUBLIC_ int d_vfprintf(FILE *f, const char *format, va_list ap) PRINTF_ATTRIBUTE(2,0);
216 _PUBLIC_ int d_fprintf(FILE *f, const char *format, ...) PRINTF_ATTRIBUTE(2,3);
217 _PUBLIC_ int d_printf(const char *format, ...) PRINTF_ATTRIBUTE(1,2);
218 _PUBLIC_ void display_set_stderr(void);
221 /* The following definitions come from lib/util/util_str.c */
223 bool next_token_talloc(TALLOC_CTX *ctx,
229 * Get the next token from a string, return false if none found. Handles
230 * double-quotes. This version does not trim leading separator characters
231 * before looking for a token.
233 bool next_token_no_ltrim_talloc(TALLOC_CTX *ctx,
240 Trim the specified elements off the front and back of a string.
242 _PUBLIC_ bool trim_string(char *s, const char *front, const char *back);
245 Find the number of 'c' chars in a string
247 _PUBLIC_ _PURE_ size_t count_chars(const char *s, char c);
250 Routine to get hex characters and turn them into a 16 byte array.
251 the array can be variable length, and any non-hex-numeric
252 characters are skipped. "0xnn" or "0Xnn" is specially catered
255 valid examples: "0A5D15"; "0x15, 0x49, 0xa2"; "59\ta9\te3\n"
259 _PUBLIC_ size_t strhex_to_str(char *p, size_t p_len, const char *strhex, size_t strhex_len);
262 * Parse a hex string and return a data blob.
264 _PUBLIC_ _PURE_ DATA_BLOB strhex_to_data_blob(TALLOC_CTX *mem_ctx, const char *strhex) ;
267 * Routine to print a buffer as HEX digits, into an allocated string.
269 _PUBLIC_ void hex_encode(const unsigned char *buff_in, size_t len, char **out_hex_buffer);
272 * talloc version of hex_encode()
274 _PUBLIC_ char *hex_encode_talloc(TALLOC_CTX *mem_ctx, const unsigned char *buff_in, size_t len);
277 Substitute a string for a pattern in another string. Make sure there is
280 This routine looks for pattern in s and replaces it with
281 insert. It may do multiple replacements.
283 Any of " ; ' $ or ` in the insert string are replaced with _
284 if len==0 then the string cannot be extended. This is different from the old
285 use of len==0 which was for no length checks to be done.
287 _PUBLIC_ void string_sub(char *s,const char *pattern, const char *insert, size_t len);
289 _PUBLIC_ void string_sub_once(char *s, const char *pattern,
290 const char *insert, size_t len);
292 _PUBLIC_ char *string_sub_talloc(TALLOC_CTX *mem_ctx, const char *s,
293 const char *pattern, const char *insert);
296 Similar to string_sub() but allows for any character to be substituted.
298 if len==0 then the string cannot be extended. This is different from the old
299 use of len==0 which was for no length checks to be done.
301 _PUBLIC_ void all_string_sub(char *s,const char *pattern,const char *insert, size_t len);
304 Unescape a URL encoded string, in place.
306 _PUBLIC_ void rfc1738_unescape(char *buf);
311 * Returns a static buffer that contains the RFC
312 * 1738 compliant, escaped version of the given url. (escapes unsafe and % characters)
314 _PUBLIC_ char *rfc1738_escape(TALLOC_CTX *mem_ctx, const char *url);
317 * rfc1738_escape_unescaped
319 * Returns a static buffer that contains
320 * the RFC 1738 compliant, escaped version of the given url (escapes unsafe chars only)
322 _PUBLIC_ char *rfc1738_escape_unescaped(TALLOC_CTX *mem_ctx, const char *url);
325 * rfc1738_escape_part
326 * Returns a static buffer that contains the RFC
327 * 1738 compliant, escaped version of the given url segment. (escapes
328 * unsafe, reserved and % chars) It would mangle the :// in http://,
329 * and mangle paths (because of /).
331 _PUBLIC_ char *rfc1738_escape_part(TALLOC_CTX *mem_ctx, const char *url);
334 format a string into length-prefixed dotted domain format, as used in NBT
335 and in some ADS structures
337 _PUBLIC_ const char *str_format_nbt_domain(TALLOC_CTX *mem_ctx, const char *s);
340 * Add a string to an array of strings.
342 * num should be a pointer to an integer that holds the current
343 * number of elements in strings. It will be updated by this function.
345 _PUBLIC_ bool add_string_to_array(TALLOC_CTX *mem_ctx,
346 const char *str, const char ***strings, int *num);
349 varient of strcmp() that handles NULL ptrs
351 _PUBLIC_ int strcmp_safe(const char *s1, const char *s2);
354 return the number of bytes occupied by a buffer in ASCII format
355 the result includes the null termination
358 _PUBLIC_ size_t ascii_len_n(const char *src, size_t n);
361 Set a boolean variable from the text value stored in the passed string.
362 Returns true in success, false if the passed string does not correctly
365 _PUBLIC_ bool set_boolean(const char *boolean_string, bool *boolean);
368 * Parse a string containing a boolean value.
370 * val will be set to the read value.
372 * @retval true if a boolean value was parsed, false otherwise.
374 _PUBLIC_ bool conv_str_bool(const char * str, bool * val);
377 * Convert a size specification like 16K into an integral number of bytes.
379 _PUBLIC_ bool conv_str_size_error(const char * str, uint64_t * val);
382 * Parse a uint64_t value from a string
384 * val will be set to the value read.
386 * @retval true if parsing was successful, false otherwise
388 _PUBLIC_ bool conv_str_u64(const char * str, uint64_t * val);
391 return the number of bytes occupied by a buffer in CH_UTF16 format
392 the result includes the null termination
394 _PUBLIC_ size_t utf16_len(const void *buf);
397 return the number of bytes occupied by a buffer in CH_UTF16 format
398 the result includes the null termination
401 _PUBLIC_ size_t utf16_len_n(const void *src, size_t n);
402 _PUBLIC_ size_t ucs2_align(const void *base_ptr, const void *p, int flags);
405 Do a case-insensitive, whitespace-ignoring string compare.
407 _PUBLIC_ int strwicmp(const char *psz1, const char *psz2);
412 _PUBLIC_ void string_replace(char *s, char oldc, char newc);
415 Base64 decode a string, place into a data blob. Caller to data_blob_free() the result.
417 _PUBLIC_ DATA_BLOB base64_decode_data_blob(const char *s);
419 Base64 decode a string, inplace
421 _PUBLIC_ void base64_decode_inplace(char *s);
423 Base64 encode a binary data blob into a string
425 _PUBLIC_ char *base64_encode_data_blob(TALLOC_CTX *mem_ctx, DATA_BLOB data);
430 * @note The comparison is case-insensitive.
432 _PUBLIC_ bool strequal(const char *s1, const char *s2);
434 /* The following definitions come from lib/util/util_strlist.c */
436 /* separators for lists */
438 #define LIST_SEP " \t,\n\r"
442 build an empty (only NULL terminated) list of strings (for expansion with str_list_add() etc)
444 _PUBLIC_ char **str_list_make_empty(TALLOC_CTX *mem_ctx);
447 place the only element 'entry' into a new, NULL terminated string list
449 _PUBLIC_ char **str_list_make_single(TALLOC_CTX *mem_ctx,
453 build a null terminated list of strings from a input string and a
454 separator list. The separator list must contain characters less than
455 or equal to 0x2f for this to work correctly on multi-byte strings
457 _PUBLIC_ char **str_list_make(TALLOC_CTX *mem_ctx, const char *string,
461 * build a null terminated list of strings from an argv-like input string
462 * Entries are separated by spaces and can be enclosed by quotes.
463 * Does NOT support escaping
465 _PUBLIC_ char **str_list_make_shell(TALLOC_CTX *mem_ctx, const char *string, const char *sep);
468 * join a list back to one string
470 _PUBLIC_ char *str_list_join(TALLOC_CTX *mem_ctx, const char **list, char separator);
472 /** join a list back to one (shell-like) string; entries
473 * separated by spaces, using quotes where necessary */
474 _PUBLIC_ char *str_list_join_shell(TALLOC_CTX *mem_ctx, const char **list, char sep);
477 return the number of elements in a string list
479 _PUBLIC_ size_t str_list_length(const char * const *list);
484 _PUBLIC_ char **str_list_copy(TALLOC_CTX *mem_ctx, const char **list);
487 Return true if all the elements of the list match exactly.
489 _PUBLIC_ bool str_list_equal(const char * const *list1, const char * const *list2);
492 add an entry to a string list
494 _PUBLIC_ const char **str_list_add(const char **list, const char *s);
497 remove an entry from a string list
499 _PUBLIC_ void str_list_remove(const char **list, const char *s);
502 return true if a string is in a list
504 _PUBLIC_ bool str_list_check(const char **list, const char *s);
507 return true if a string is in a list, case insensitively
509 _PUBLIC_ bool str_list_check_ci(const char **list, const char *s);
511 append one list to another - expanding list1
513 _PUBLIC_ const char **str_list_append(const char **list1,
514 const char * const *list2);
517 remove duplicate elements from a list
519 _PUBLIC_ const char **str_list_unique(const char **list);
522 very useful when debugging complex list related code
524 _PUBLIC_ void str_list_show(const char **list);
528 append one list to another - expanding list1
529 this assumes the elements of list2 are const pointers, so we can re-use them
531 _PUBLIC_ const char **str_list_append_const(const char **list1,
535 add an entry to a string list
536 this assumes s will not change
538 _PUBLIC_ const char **str_list_add_const(const char **list, const char *s);
542 this assumes list will not change
544 _PUBLIC_ const char **str_list_copy_const(TALLOC_CTX *mem_ctx,
548 * Needed for making an "unconst" list "const"
550 _PUBLIC_ const char **const_str_list(char **list);
553 /* The following definitions come from lib/util/util_file.c */
557 read a line from a file with possible \ continuation chars.
558 Blanks at the start or end of a line are stripped.
559 The string will be allocated if s2 is NULL
561 _PUBLIC_ char *fgets_slash(char *s2,int maxlen,XFILE *f);
564 * Read one line (data until next newline or eof) and allocate it
566 _PUBLIC_ char *afdgets(int fd, TALLOC_CTX *mem_ctx, size_t hint);
569 load a file into memory from a fd.
571 _PUBLIC_ char *fd_load(int fd, size_t *size, size_t maxsize, TALLOC_CTX *mem_ctx);
574 char **file_lines_parse(char *p, size_t size, int *numlines, TALLOC_CTX *mem_ctx);
577 load a file into memory
579 _PUBLIC_ char *file_load(const char *fname, size_t *size, size_t maxsize, TALLOC_CTX *mem_ctx);
582 mmap (if possible) or read a file
584 _PUBLIC_ void *map_file(const char *fname, size_t size);
587 load a file into memory and return an array of pointers to lines in the file
588 must be freed with talloc_free().
590 _PUBLIC_ char **file_lines_load(const char *fname, int *numlines, size_t maxsize, TALLOC_CTX *mem_ctx);
593 load a fd into memory and return an array of pointers to lines in the file
594 must be freed with talloc_free(). If convert is true calls unix_to_dos on
597 _PUBLIC_ char **fd_lines_load(int fd, int *numlines, size_t maxsize, TALLOC_CTX *mem_ctx);
600 take a list of lines and modify them to produce a list where \ continues
603 _PUBLIC_ void file_lines_slashcont(char **lines);
606 save a lump of data into a file. Mostly used for debugging
608 _PUBLIC_ bool file_save(const char *fname, const void *packet, size_t length);
609 _PUBLIC_ int vfdprintf(int fd, const char *format, va_list ap) PRINTF_ATTRIBUTE(2,0);
610 _PUBLIC_ int fdprintf(int fd, const char *format, ...) PRINTF_ATTRIBUTE(2,3);
611 _PUBLIC_ bool large_file_support(const char *path);
614 compare two files, return true if the two files have the same content
616 bool file_compare(const char *path1, const char *path2);
618 /* The following definitions come from lib/util/util.c */
622 Find a suitable temporary directory. The result should be copied immediately
623 as it may be overwritten by a subsequent call.
625 _PUBLIC_ const char *tmpdir(void);
628 Check if a file exists - call vfs_file_exist for samba files.
630 _PUBLIC_ bool file_exist(const char *fname);
633 Check a files mod time.
635 _PUBLIC_ time_t file_modtime(const char *fname);
638 Check if a directory exists.
640 _PUBLIC_ bool directory_exist(const char *dname);
643 * Try to create the specified directory if it didn't exist.
645 * @retval true if the directory already existed and has the right permissions
646 * or was successfully created.
648 _PUBLIC_ bool directory_create_or_exist(const char *dname, uid_t uid,
652 Set a fd into blocking/nonblocking mode. Uses POSIX O_NONBLOCK if available,
657 _PUBLIC_ int set_blocking(int fd, bool set);
660 Sleep for a specified number of milliseconds.
662 _PUBLIC_ void smb_msleep(unsigned int t);
665 Get my own name, return in talloc'ed storage.
667 _PUBLIC_ char* get_myname(TALLOC_CTX *mem_ctx);
670 Check if a process exists. Does this work on all unixes?
672 _PUBLIC_ bool process_exists_by_pid(pid_t pid);
675 Simple routine to do POSIX file locking. Cruft in NFS and 64->32 bit mapping
676 is dealt with in posix.c
678 _PUBLIC_ bool fcntl_lock(int fd, int op, off_t offset, off_t count, int type);
681 * Write dump of binary data to a callback
683 void dump_data_cb(const uint8_t *buf, int len,
684 bool omit_zero_bytes,
685 void (*cb)(const char *buf, void *private_data),
689 * Write dump of binary data to the log file.
691 * The data is only written if the log level is at least level.
693 _PUBLIC_ void dump_data(int level, const uint8_t *buf,int len);
696 * Write dump of binary data to the log file.
698 * The data is only written if the log level is at least level.
699 * 16 zero bytes in a row are omitted
701 _PUBLIC_ void dump_data_skip_zeros(int level, const uint8_t *buf, int len);
704 malloc that aborts with smb_panic on fail or zero size.
706 _PUBLIC_ void *smb_xmalloc(size_t size);
709 Memdup with smb_panic on fail.
711 _PUBLIC_ void *smb_xmemdup(const void *p, size_t size);
714 strdup that aborts on malloc fail.
716 _PUBLIC_ char *smb_xstrdup(const char *s);
718 char *smb_xstrndup(const char *s, size_t n);
721 Like strdup but for memory.
723 _PUBLIC_ void *memdup(const void *p, size_t size);
726 * Write a password to the log file.
728 * @note Only actually does something if DEBUG_PASSWORD was defined during
731 _PUBLIC_ void dump_data_pw(const char *msg, const uint8_t * data, size_t len);
734 * see if a range of memory is all zero. A NULL pointer is considered
737 _PUBLIC_ bool all_zero(const uint8_t *ptr, size_t size);
740 realloc an array, checking for integer overflow in the array size
742 _PUBLIC_ void *realloc_array(void *ptr, size_t el_size, unsigned count, bool free_on_fail);
744 void *malloc_array(size_t el_size, unsigned int count);
746 /* The following definitions come from lib/util/fsusage.c */
750 * Retrieve amount of free disk space.
751 * this does all of the system specific guff to get the free disk space.
752 * It is derived from code in the GNU fileutils package, but has been
753 * considerably mangled for use here
755 * results are returned in *dfree and *dsize, in 512 byte units
757 _PUBLIC_ int sys_fsusage(const char *path, uint64_t *dfree, uint64_t *dsize);
759 /* The following definitions come from lib/util/ms_fnmatch.c */
764 * @brief MS-style Filename matching
767 #if _SAMBA_BUILD_ == 4
768 /* protocol types. It assumes that higher protocols include lower protocols
769 as subsets. FIXME: Move to one of the smb-specific headers */
770 enum protocol_types {
782 int ms_fnmatch_protocol(const char *pattern, const char *string, enum protocol_types protocol);
784 /** a generic fnmatch function - uses for non-CIFS pattern matching */
785 int gen_fnmatch(const char *pattern, const char *string);
787 /* The following definitions come from lib/util/idtree.c */
791 initialise a idr tree. The context return value must be passed to
792 all subsequent idr calls. To destroy the idr tree use talloc_free()
795 _PUBLIC_ struct idr_context *idr_init(TALLOC_CTX *mem_ctx);
798 allocate the next available id, and assign 'ptr' into its slot.
799 you can retrieve later this pointer using idr_find()
801 _PUBLIC_ int idr_get_new(struct idr_context *idp, void *ptr, int limit);
804 allocate a new id, giving the first available value greater than or
805 equal to the given starting id
807 _PUBLIC_ int idr_get_new_above(struct idr_context *idp, void *ptr, int starting_id, int limit);
810 allocate a new id randomly in the given range
812 _PUBLIC_ int idr_get_new_random(struct idr_context *idp, void *ptr, int limit);
815 find a pointer value previously set with idr_get_new given an id
817 _PUBLIC_ void *idr_find(struct idr_context *idp, int id);
820 remove an id from the idr tree
822 _PUBLIC_ int idr_remove(struct idr_context *idp, int id);
824 /* The following definitions come from lib/util/become_daemon.c */
827 Close the low 3 fd's and open dev/null in their place
829 _PUBLIC_ void close_low_fds(bool stderr_too);
832 Become a daemon, discarding the controlling terminal.
834 _PUBLIC_ void become_daemon(bool do_fork, bool no_process_group, bool log_stdout);
837 * Load a ini-style file.
839 bool pm_process( const char *fileName,
840 bool (*sfunc)(const char *, void *),
841 bool (*pfunc)(const char *, const char *, void *),
844 bool unmap_file(void *start, size_t size);
846 void print_asc(int level, const uint8_t *buf,int len);
847 void print_asc_cb(const uint8_t *buf, int len,
848 void (*cb)(const char *buf, void *private_data),
852 * Add an id to an array of ids.
854 * num should be a pointer to an integer that holds the current
855 * number of elements in ids. It will be updated by this function.
858 bool add_uid_to_array_unique(TALLOC_CTX *mem_ctx, uid_t uid,
859 uid_t **uids, uint32_t *num_uids);
860 bool add_gid_to_array_unique(TALLOC_CTX *mem_ctx, gid_t gid,
861 gid_t **gids, uint32_t *num_gids);
864 * Allocate anonymous shared memory of the given size
866 void *anonymous_shared_allocate(size_t bufsz);
867 void anonymous_shared_free(void *ptr);
870 run a command as a child process, with a timeout.
872 any stdout/stderr from the child will appear in the Samba logs with
873 the specified log levels
875 If callback is set then the callback is called on completion
876 with the return code from the command
878 struct tevent_context;
880 struct tevent_req *samba_runcmd_send(TALLOC_CTX *mem_ctx,
881 struct tevent_context *ev,
882 struct timeval endtime,
883 int stdout_log_level,
884 int stderr_log_level,
885 const char * const *argv0, ...);
886 int samba_runcmd_recv(struct tevent_req *req, int *perrno);
889 void samba_start_debugger(void);
892 #endif /* _SAMBA_UTIL_H_ */