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);
117 * Wrapper for fork used to invalid pid cache.
119 _PUBLIC_ pid_t sys_fork(void);
122 * Wrapper for getpid. Ensures we only do a system call *once*.
124 _PUBLIC_ pid_t sys_getpid(void);
128 _PUBLIC_ int sys_getnameinfo(const struct sockaddr *psa,
136 /* The following definitions come from lib/util/genrand.c */
138 Copy any user given reseed data.
140 _PUBLIC_ void set_rand_reseed_callback(void (*fn)(void *, int *), void *);
143 * Tell the random number generator it needs to reseed.
145 _PUBLIC_ void set_need_random_reseed(void);
148 Interface to the (hopefully) good crypto random number generator.
149 Will use our internal PRNG if more than 40 bytes of random generation
150 has been requested, otherwise tries to read from /dev/random
152 _PUBLIC_ void generate_random_buffer(uint8_t *out, int len);
155 Interface to the (hopefully) good crypto random number generator.
156 Will always use /dev/urandom if available.
158 _PUBLIC_ void generate_secret_buffer(uint8_t *out, int len);
161 generate a single random uint32_t
163 _PUBLIC_ uint32_t generate_random(void);
166 very basic password quality checker
168 _PUBLIC_ bool check_password_quality(const char *s);
171 * Generate a random text password.
173 _PUBLIC_ char *generate_random_password(TALLOC_CTX *mem_ctx, size_t min, size_t max);
176 Use the random number generator to generate a random string.
178 _PUBLIC_ char *generate_random_str_list(TALLOC_CTX *mem_ctx, size_t len, const char *list);
181 * Generate a random text string consisting of the specified length.
182 * The returned string will be allocated.
184 * Characters used are: ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+_-#.,
186 _PUBLIC_ char *generate_random_str(TALLOC_CTX *mem_ctx, size_t len);
189 * Generate an array of unique text strings all of the same length.
190 * The returned strings will be allocated.
191 * Returns NULL if the number of unique combinations cannot be created.
193 * Characters used are: ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+_-#.,
195 _PUBLIC_ char** generate_unique_strs(TALLOC_CTX *mem_ctx, size_t len,
198 /* The following definitions come from lib/util/dprintf.c */
200 _PUBLIC_ int d_fprintf(FILE *f, const char *format, ...) PRINTF_ATTRIBUTE(2,3);
201 _PUBLIC_ int d_printf(const char *format, ...) PRINTF_ATTRIBUTE(1,2);
202 _PUBLIC_ void display_set_stderr(void);
204 /* The following definitions come from lib/util/util_str.c */
206 bool next_token_talloc(TALLOC_CTX *ctx,
212 * Get the next token from a string, return false if none found. Handles
213 * double-quotes. This version does not trim leading separator characters
214 * before looking for a token.
216 bool next_token_no_ltrim_talloc(TALLOC_CTX *ctx,
223 Trim the specified elements off the front and back of a string.
225 _PUBLIC_ bool trim_string(char *s, const char *front, const char *back);
228 Find the number of 'c' chars in a string
230 _PUBLIC_ _PURE_ size_t count_chars(const char *s, char c);
233 Routine to get hex characters and turn them into a 16 byte array.
234 the array can be variable length, and any non-hex-numeric
235 characters are skipped. "0xnn" or "0Xnn" is specially catered
238 valid examples: "0A5D15"; "0x15, 0x49, 0xa2"; "59\ta9\te3\n"
242 _PUBLIC_ size_t strhex_to_str(char *p, size_t p_len, const char *strhex, size_t strhex_len);
245 * Parse a hex string and return a data blob.
247 _PUBLIC_ _PURE_ DATA_BLOB strhex_to_data_blob(TALLOC_CTX *mem_ctx, const char *strhex) ;
250 * Print a buf in hex. Assumes dst is at least (srclen*2)+1 large.
252 _PUBLIC_ void hex_encode_buf(char *dst, const uint8_t *src, size_t srclen);
255 * Routine to print a buffer as HEX digits, into an allocated string.
257 _PUBLIC_ void hex_encode(const unsigned char *buff_in, size_t len, char **out_hex_buffer);
260 * talloc version of hex_encode()
262 _PUBLIC_ char *hex_encode_talloc(TALLOC_CTX *mem_ctx, const unsigned char *buff_in, size_t len);
265 Substitute a string for a pattern in another string. Make sure there is
268 This routine looks for pattern in s and replaces it with
269 insert. It may do multiple replacements.
271 Any of " ; ' $ or ` in the insert string are replaced with _
272 if len==0 then the string cannot be extended. This is different from the old
273 use of len==0 which was for no length checks to be done.
275 _PUBLIC_ void string_sub(char *s,const char *pattern, const char *insert, size_t len);
277 _PUBLIC_ void string_sub_once(char *s, const char *pattern,
278 const char *insert, size_t len);
280 _PUBLIC_ char *string_sub_talloc(TALLOC_CTX *mem_ctx, const char *s,
281 const char *pattern, const char *insert);
284 Similar to string_sub() but allows for any character to be substituted.
286 if len==0 then the string cannot be extended. This is different from the old
287 use of len==0 which was for no length checks to be done.
289 _PUBLIC_ void all_string_sub(char *s,const char *pattern,const char *insert, size_t len);
292 Unescape a URL encoded string, in place.
294 _PUBLIC_ void rfc1738_unescape(char *buf);
299 * Returns a static buffer that contains the RFC
300 * 1738 compliant, escaped version of the given url. (escapes unsafe and % characters)
302 _PUBLIC_ char *rfc1738_escape(TALLOC_CTX *mem_ctx, const char *url);
305 * rfc1738_escape_unescaped
307 * Returns a static buffer that contains
308 * the RFC 1738 compliant, escaped version of the given url (escapes unsafe chars only)
310 _PUBLIC_ char *rfc1738_escape_unescaped(TALLOC_CTX *mem_ctx, const char *url);
313 * rfc1738_escape_part
314 * Returns a static buffer that contains the RFC
315 * 1738 compliant, escaped version of the given url segment. (escapes
316 * unsafe, reserved and % chars) It would mangle the :// in http://,
317 * and mangle paths (because of /).
319 _PUBLIC_ char *rfc1738_escape_part(TALLOC_CTX *mem_ctx, const char *url);
322 * Add a string to an array of strings.
324 * num should be a pointer to an integer that holds the current
325 * number of elements in strings. It will be updated by this function.
327 _PUBLIC_ bool add_string_to_array(TALLOC_CTX *mem_ctx,
328 const char *str, const char ***strings, int *num);
331 varient of strcmp() that handles NULL ptrs
333 _PUBLIC_ int strcmp_safe(const char *s1, const char *s2);
336 return the number of bytes occupied by a buffer in ASCII format
337 the result includes the null termination
340 _PUBLIC_ size_t ascii_len_n(const char *src, size_t n);
343 Set a boolean variable from the text value stored in the passed string.
344 Returns true in success, false if the passed string does not correctly
347 _PUBLIC_ bool set_boolean(const char *boolean_string, bool *boolean);
350 * Parse a string containing a boolean value.
352 * val will be set to the read value.
354 * @retval true if a boolean value was parsed, false otherwise.
356 _PUBLIC_ bool conv_str_bool(const char * str, bool * val);
359 * Convert a size specification like 16K into an integral number of bytes.
361 _PUBLIC_ bool conv_str_size_error(const char * str, uint64_t * val);
364 * Parse a uint64_t value from a string
366 * val will be set to the value read.
368 * @retval true if parsing was successful, false otherwise
370 _PUBLIC_ bool conv_str_u64(const char * str, uint64_t * val);
373 return the number of bytes occupied by a buffer in CH_UTF16 format
374 the result includes the null termination
376 _PUBLIC_ size_t utf16_len(const void *buf);
379 return the number of bytes occupied by a buffer in CH_UTF16 format
380 the result includes the null termination
383 _PUBLIC_ size_t utf16_len_n(const void *src, size_t n);
384 _PUBLIC_ size_t ucs2_align(const void *base_ptr, const void *p, int flags);
387 Do a case-insensitive, whitespace-ignoring string compare.
389 _PUBLIC_ int strwicmp(const char *psz1, const char *psz2);
394 _PUBLIC_ void string_replace(char *s, char oldc, char newc);
397 Base64 decode a string, place into a data blob. Caller to data_blob_free() the result.
399 _PUBLIC_ DATA_BLOB base64_decode_data_blob_talloc(TALLOC_CTX *mem_ctx, const char *s);
402 Base64 decode a string, place into a data blob on NULL context.
403 Caller to data_blob_free() the result.
405 _PUBLIC_ DATA_BLOB base64_decode_data_blob(const char *s);
409 Base64 decode a string, inplace
411 _PUBLIC_ void base64_decode_inplace(char *s);
413 Base64 encode a binary data blob into a string
415 _PUBLIC_ char *base64_encode_data_blob(TALLOC_CTX *mem_ctx, DATA_BLOB data);
420 * @note The comparison is case-insensitive.
422 _PUBLIC_ bool strequal(const char *s1, const char *s2);
424 /* The following definitions come from lib/util/util_strlist.c */
426 /* separators for lists */
428 #define LIST_SEP " \t,\n\r"
432 build an empty (only NULL terminated) list of strings (for expansion with str_list_add() etc)
434 _PUBLIC_ char **str_list_make_empty(TALLOC_CTX *mem_ctx);
437 place the only element 'entry' into a new, NULL terminated string list
439 _PUBLIC_ char **str_list_make_single(TALLOC_CTX *mem_ctx,
443 build a null terminated list of strings from a input string and a
444 separator list. The separator list must contain characters less than
445 or equal to 0x2f for this to work correctly on multi-byte strings
447 _PUBLIC_ char **str_list_make(TALLOC_CTX *mem_ctx, const char *string,
451 * build a null terminated list of strings from an argv-like input string
452 * Entries are separated by spaces and can be enclosed by quotes.
453 * Does NOT support escaping
455 _PUBLIC_ char **str_list_make_shell(TALLOC_CTX *mem_ctx, const char *string, const char *sep);
458 * join a list back to one string
460 _PUBLIC_ char *str_list_join(TALLOC_CTX *mem_ctx, const char **list, char separator);
462 /** join a list back to one (shell-like) string; entries
463 * separated by spaces, using quotes where necessary */
464 _PUBLIC_ char *str_list_join_shell(TALLOC_CTX *mem_ctx, const char **list, char sep);
467 return the number of elements in a string list
469 _PUBLIC_ size_t str_list_length(const char * const *list);
474 _PUBLIC_ char **str_list_copy(TALLOC_CTX *mem_ctx, const char **list);
477 Return true if all the elements of the list match exactly.
479 _PUBLIC_ bool str_list_equal(const char * const *list1, const char * const *list2);
482 add an entry to a string list
484 _PUBLIC_ const char **str_list_add(const char **list, const char *s);
487 remove an entry from a string list
489 _PUBLIC_ void str_list_remove(const char **list, const char *s);
492 return true if a string is in a list
494 _PUBLIC_ bool str_list_check(const char **list, const char *s);
497 return true if a string is in a list, case insensitively
499 _PUBLIC_ bool str_list_check_ci(const char **list, const char *s);
501 append one list to another - expanding list1
503 _PUBLIC_ const char **str_list_append(const char **list1,
504 const char * const *list2);
507 remove duplicate elements from a list
509 _PUBLIC_ const char **str_list_unique(const char **list);
512 very useful when debugging complex list related code
514 _PUBLIC_ void str_list_show(const char **list);
518 append one list to another - expanding list1
519 this assumes the elements of list2 are const pointers, so we can re-use them
521 _PUBLIC_ const char **str_list_append_const(const char **list1,
525 add an entry to a string list
526 this assumes s will not change
528 _PUBLIC_ const char **str_list_add_const(const char **list, const char *s);
532 this assumes list will not change
534 _PUBLIC_ const char **str_list_copy_const(TALLOC_CTX *mem_ctx,
538 * Needed for making an "unconst" list "const"
540 _PUBLIC_ const char **const_str_list(char **list);
543 /* The following definitions come from lib/util/util_file.c */
547 read a line from a file with possible \ continuation chars.
548 Blanks at the start or end of a line are stripped.
549 The string will be allocated if s2 is NULL
551 _PUBLIC_ char *fgets_slash(char *s2,int maxlen,XFILE *f);
554 * Read one line (data until next newline or eof) and allocate it
556 _PUBLIC_ char *afdgets(int fd, TALLOC_CTX *mem_ctx, size_t hint);
559 load a file into memory from a fd.
561 _PUBLIC_ char *fd_load(int fd, size_t *size, size_t maxsize, TALLOC_CTX *mem_ctx);
564 char **file_lines_parse(char *p, size_t size, int *numlines, TALLOC_CTX *mem_ctx);
567 load a file into memory
569 _PUBLIC_ char *file_load(const char *fname, size_t *size, size_t maxsize, TALLOC_CTX *mem_ctx);
572 mmap (if possible) or read a file
574 _PUBLIC_ void *map_file(const char *fname, size_t size);
577 load a file into memory and return an array of pointers to lines in the file
578 must be freed with talloc_free().
580 _PUBLIC_ char **file_lines_load(const char *fname, int *numlines, size_t maxsize, TALLOC_CTX *mem_ctx);
583 load a fd into memory and return an array of pointers to lines in the file
584 must be freed with talloc_free(). If convert is true calls unix_to_dos on
587 _PUBLIC_ char **fd_lines_load(int fd, int *numlines, size_t maxsize, TALLOC_CTX *mem_ctx);
590 take a list of lines and modify them to produce a list where \ continues
593 _PUBLIC_ void file_lines_slashcont(char **lines);
596 save a lump of data into a file. Mostly used for debugging
598 _PUBLIC_ bool file_save(const char *fname, const void *packet, size_t length);
599 _PUBLIC_ int vfdprintf(int fd, const char *format, va_list ap) PRINTF_ATTRIBUTE(2,0);
600 _PUBLIC_ int fdprintf(int fd, const char *format, ...) PRINTF_ATTRIBUTE(2,3);
601 _PUBLIC_ bool large_file_support(const char *path);
604 compare two files, return true if the two files have the same content
606 bool file_compare(const char *path1, const char *path2);
608 /* The following definitions come from lib/util/util.c */
612 Find a suitable temporary directory. The result should be copied immediately
613 as it may be overwritten by a subsequent call.
615 _PUBLIC_ const char *tmpdir(void);
618 * Creates and immediately unlinks a file. Returns open file descriptor.
620 _PUBLIC_ int create_unlink_tmp(const char *dir);
623 Check if a file exists - call vfs_file_exist for samba files.
625 _PUBLIC_ bool file_exist(const char *fname);
628 Check a files mod time.
630 _PUBLIC_ time_t file_modtime(const char *fname);
633 Check if a directory exists.
635 _PUBLIC_ bool directory_exist(const char *dname);
638 * Try to create the specified directory if it didn't exist.
640 * @retval true if the directory already existed and has the right permissions
641 * or was successfully created.
643 _PUBLIC_ bool directory_create_or_exist(const char *dname, uid_t uid,
647 Set a fd into blocking/nonblocking mode. Uses POSIX O_NONBLOCK if available,
652 _PUBLIC_ int set_blocking(int fd, bool set);
655 set close on exec on a file descriptor if available
657 _PUBLIC_ bool smb_set_close_on_exec(int fd);
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 a FILE
691 void dump_data_file(const uint8_t *buf, int len, bool omit_zero_bytes,
695 * Write dump of binary data to the log file.
697 * The data is only written if the log level is at least level.
699 _PUBLIC_ void dump_data(int level, const uint8_t *buf,int len);
702 * Write dump of binary data to the log file.
704 * The data is only written if the log level is at least level.
705 * 16 zero bytes in a row are omitted
707 _PUBLIC_ void dump_data_skip_zeros(int level, const uint8_t *buf, int len);
710 malloc that aborts with smb_panic on fail or zero size.
712 _PUBLIC_ void *smb_xmalloc(size_t size);
715 Memdup with smb_panic on fail.
717 _PUBLIC_ void *smb_xmemdup(const void *p, size_t size);
720 strdup that aborts on malloc fail.
722 _PUBLIC_ char *smb_xstrdup(const char *s);
724 char *smb_xstrndup(const char *s, size_t n);
727 Like strdup but for memory.
729 _PUBLIC_ void *memdup(const void *p, size_t size);
732 * Write a password to the log file.
734 * @note Only actually does something if DEBUG_PASSWORD was defined during
737 _PUBLIC_ void dump_data_pw(const char *msg, const uint8_t * data, size_t len);
740 * see if a range of memory is all zero. A NULL pointer is considered
743 _PUBLIC_ bool all_zero(const uint8_t *ptr, size_t size);
746 realloc an array, checking for integer overflow in the array size
748 _PUBLIC_ void *realloc_array(void *ptr, size_t el_size, unsigned count, bool free_on_fail);
750 void *malloc_array(size_t el_size, unsigned int count);
752 void *memalign_array(size_t el_size, size_t align, unsigned int count);
754 void *calloc_array(size_t size, size_t nmemb);
756 /* The following definitions come from lib/util/fsusage.c */
760 * Retrieve amount of free disk space.
761 * this does all of the system specific guff to get the free disk space.
762 * It is derived from code in the GNU fileutils package, but has been
763 * considerably mangled for use here
765 * results are returned in *dfree and *dsize, in 512 byte units
767 _PUBLIC_ int sys_fsusage(const char *path, uint64_t *dfree, uint64_t *dsize);
769 /* The following definitions come from lib/util/ms_fnmatch.c */
774 * @brief MS-style Filename matching
777 int ms_fnmatch_protocol(const char *pattern, const char *string, int protocol);
779 /** a generic fnmatch function - uses for non-CIFS pattern matching */
780 int gen_fnmatch(const char *pattern, const char *string);
782 /* The following definitions come from lib/util/idtree.c */
786 initialise a idr tree. The context return value must be passed to
787 all subsequent idr calls. To destroy the idr tree use talloc_free()
790 _PUBLIC_ struct idr_context *idr_init(TALLOC_CTX *mem_ctx);
793 allocate the next available id, and assign 'ptr' into its slot.
794 you can retrieve later this pointer using idr_find()
796 _PUBLIC_ int idr_get_new(struct idr_context *idp, void *ptr, int limit);
799 allocate a new id, giving the first available value greater than or
800 equal to the given starting id
802 _PUBLIC_ int idr_get_new_above(struct idr_context *idp, void *ptr, int starting_id, int limit);
805 allocate a new id randomly in the given range
807 _PUBLIC_ int idr_get_new_random(struct idr_context *idp, void *ptr, int limit);
810 find a pointer value previously set with idr_get_new given an id
812 _PUBLIC_ void *idr_find(struct idr_context *idp, int id);
815 remove an id from the idr tree
817 _PUBLIC_ int idr_remove(struct idr_context *idp, int id);
819 /* The following definitions come from lib/util/become_daemon.c */
822 Close the low 3 fd's and open dev/null in their place
824 _PUBLIC_ void close_low_fds(bool stdin_too, bool stdout_too, bool stderr_too);
827 Become a daemon, discarding the controlling terminal.
829 _PUBLIC_ void become_daemon(bool do_fork, bool no_process_group, bool log_stdout);
832 * Load a ini-style file.
834 bool pm_process( const char *fileName,
835 bool (*sfunc)(const char *, void *),
836 bool (*pfunc)(const char *, const char *, void *),
839 bool unmap_file(void *start, size_t size);
841 void print_asc(int level, const uint8_t *buf,int len);
842 void print_asc_cb(const uint8_t *buf, int len,
843 void (*cb)(const char *buf, void *private_data),
847 * Add an id to an array of ids.
849 * num should be a pointer to an integer that holds the current
850 * number of elements in ids. It will be updated by this function.
853 bool add_uid_to_array_unique(TALLOC_CTX *mem_ctx, uid_t uid,
854 uid_t **uids, uint32_t *num_uids);
855 bool add_gid_to_array_unique(TALLOC_CTX *mem_ctx, gid_t gid,
856 gid_t **gids, uint32_t *num_gids);
859 * Allocate anonymous shared memory of the given size
861 void *anonymous_shared_allocate(size_t bufsz);
862 void *anonymous_shared_resize(void *ptr, size_t new_size, bool maymove);
863 void anonymous_shared_free(void *ptr);
866 run a command as a child process, with a timeout.
868 any stdout/stderr from the child will appear in the Samba logs with
869 the specified log levels
871 If callback is set then the callback is called on completion
872 with the return code from the command
874 struct tevent_context;
876 struct tevent_req *samba_runcmd_send(TALLOC_CTX *mem_ctx,
877 struct tevent_context *ev,
878 struct timeval endtime,
879 int stdout_log_level,
880 int stderr_log_level,
881 const char * const *argv0, ...);
882 int samba_runcmd_recv(struct tevent_req *req, int *perrno);
885 void samba_start_debugger(void);
889 * @brief Returns an absolute path to a file in the Samba modules directory.
891 * @param name File to find, relative to MODULESDIR.
893 * @retval Pointer to a string containing the full path.
895 char *modules_path(TALLOC_CTX *mem_ctx, const char *name);
898 * @brief Returns an absolute path to a file in the Samba data directory.
900 * @param name File to find, relative to CODEPAGEDIR.
902 * @retval Pointer to a talloc'ed string containing the full path.
904 char *data_path(TALLOC_CTX *mem_ctx, const char *name);
907 * @brief Returns the platform specific shared library extension.
909 * @retval Pointer to a const char * containing the extension.
911 const char *shlib_ext(void);
914 char *server_id_str(TALLOC_CTX *mem_ctx, const struct server_id *id);
916 #endif /* _SAMBA_UTIL_H_ */