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);
126 _PUBLIC_ int sys_getpeereid( int s, uid_t *uid);
130 _PUBLIC_ int sys_getnameinfo(const struct sockaddr *psa,
138 /* The following definitions come from lib/util/genrand.c */
140 Copy any user given reseed data.
142 _PUBLIC_ void set_rand_reseed_callback(void (*fn)(void *, int *), void *);
145 * Tell the random number generator it needs to reseed.
147 _PUBLIC_ void set_need_random_reseed(void);
150 Interface to the (hopefully) good crypto random number generator.
151 Will use our internal PRNG if more than 40 bytes of random generation
152 has been requested, otherwise tries to read from /dev/random
154 _PUBLIC_ void generate_random_buffer(uint8_t *out, int len);
157 Interface to the (hopefully) good crypto random number generator.
158 Will always use /dev/urandom if available.
160 _PUBLIC_ void generate_secret_buffer(uint8_t *out, int len);
163 generate a single random uint32_t
165 _PUBLIC_ uint32_t generate_random(void);
168 very basic password quality checker
170 _PUBLIC_ bool check_password_quality(const char *s);
173 * Generate a random text password.
175 _PUBLIC_ char *generate_random_password(TALLOC_CTX *mem_ctx, size_t min, size_t max);
178 Use the random number generator to generate a random string.
180 _PUBLIC_ char *generate_random_str_list(TALLOC_CTX *mem_ctx, size_t len, const char *list);
183 * Generate a random text string consisting of the specified length.
184 * The returned string will be allocated.
186 * Characters used are: ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+_-#.,
188 _PUBLIC_ char *generate_random_str(TALLOC_CTX *mem_ctx, size_t len);
191 * Generate an array of unique text strings all of the same length.
192 * The returned strings will be allocated.
193 * Returns NULL if the number of unique combinations cannot be created.
195 * Characters used are: ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+_-#.,
197 _PUBLIC_ char** generate_unique_strs(TALLOC_CTX *mem_ctx, size_t len,
200 /* The following definitions come from lib/util/dprintf.c */
202 _PUBLIC_ int d_fprintf(FILE *f, const char *format, ...) PRINTF_ATTRIBUTE(2,3);
203 _PUBLIC_ int d_printf(const char *format, ...) PRINTF_ATTRIBUTE(1,2);
204 _PUBLIC_ void display_set_stderr(void);
206 /* The following definitions come from lib/util/util_str.c */
208 bool next_token_talloc(TALLOC_CTX *ctx,
214 * Get the next token from a string, return false if none found. Handles
215 * double-quotes. This version does not trim leading separator characters
216 * before looking for a token.
218 bool next_token_no_ltrim_talloc(TALLOC_CTX *ctx,
225 Trim the specified elements off the front and back of a string.
227 _PUBLIC_ bool trim_string(char *s, const char *front, const char *back);
230 Find the number of 'c' chars in a string
232 _PUBLIC_ _PURE_ size_t count_chars(const char *s, char c);
235 Routine to get hex characters and turn them into a 16 byte array.
236 the array can be variable length, and any non-hex-numeric
237 characters are skipped. "0xnn" or "0Xnn" is specially catered
240 valid examples: "0A5D15"; "0x15, 0x49, 0xa2"; "59\ta9\te3\n"
244 _PUBLIC_ size_t strhex_to_str(char *p, size_t p_len, const char *strhex, size_t strhex_len);
247 * Parse a hex string and return a data blob.
249 _PUBLIC_ _PURE_ DATA_BLOB strhex_to_data_blob(TALLOC_CTX *mem_ctx, const char *strhex) ;
252 * Print a buf in hex. Assumes dst is at least (srclen*2)+1 large.
254 _PUBLIC_ void hex_encode_buf(char *dst, const uint8_t *src, size_t srclen);
257 * Routine to print a buffer as HEX digits, into an allocated string.
259 _PUBLIC_ void hex_encode(const unsigned char *buff_in, size_t len, char **out_hex_buffer);
262 * talloc version of hex_encode()
264 _PUBLIC_ char *hex_encode_talloc(TALLOC_CTX *mem_ctx, const unsigned char *buff_in, size_t len);
267 Substitute a string for a pattern in another string. Make sure there is
270 This routine looks for pattern in s and replaces it with
271 insert. It may do multiple replacements.
273 Any of " ; ' $ or ` in the insert string are replaced with _
274 if len==0 then the string cannot be extended. This is different from the old
275 use of len==0 which was for no length checks to be done.
277 _PUBLIC_ void string_sub(char *s,const char *pattern, const char *insert, size_t len);
279 _PUBLIC_ void string_sub_once(char *s, const char *pattern,
280 const char *insert, size_t len);
282 _PUBLIC_ char *string_sub_talloc(TALLOC_CTX *mem_ctx, const char *s,
283 const char *pattern, const char *insert);
286 Similar to string_sub() but allows for any character to be substituted.
288 if len==0 then the string cannot be extended. This is different from the old
289 use of len==0 which was for no length checks to be done.
291 _PUBLIC_ void all_string_sub(char *s,const char *pattern,const char *insert, size_t len);
294 Unescape a URL encoded string, in place.
296 _PUBLIC_ void rfc1738_unescape(char *buf);
301 * Returns a static buffer that contains the RFC
302 * 1738 compliant, escaped version of the given url. (escapes unsafe and % characters)
304 _PUBLIC_ char *rfc1738_escape(TALLOC_CTX *mem_ctx, const char *url);
307 * rfc1738_escape_unescaped
309 * Returns a static buffer that contains
310 * the RFC 1738 compliant, escaped version of the given url (escapes unsafe chars only)
312 _PUBLIC_ char *rfc1738_escape_unescaped(TALLOC_CTX *mem_ctx, const char *url);
315 * rfc1738_escape_part
316 * Returns a static buffer that contains the RFC
317 * 1738 compliant, escaped version of the given url segment. (escapes
318 * unsafe, reserved and % chars) It would mangle the :// in http://,
319 * and mangle paths (because of /).
321 _PUBLIC_ char *rfc1738_escape_part(TALLOC_CTX *mem_ctx, const char *url);
324 * Add a string to an array of strings.
326 * num should be a pointer to an integer that holds the current
327 * number of elements in strings. It will be updated by this function.
329 _PUBLIC_ bool add_string_to_array(TALLOC_CTX *mem_ctx,
330 const char *str, const char ***strings, int *num);
333 varient of strcmp() that handles NULL ptrs
335 _PUBLIC_ int strcmp_safe(const char *s1, const char *s2);
338 return the number of bytes occupied by a buffer in ASCII format
339 the result includes the null termination
342 _PUBLIC_ size_t ascii_len_n(const char *src, size_t n);
345 Set a boolean variable from the text value stored in the passed string.
346 Returns true in success, false if the passed string does not correctly
349 _PUBLIC_ bool set_boolean(const char *boolean_string, bool *boolean);
352 * Parse a string containing a boolean value.
354 * val will be set to the read value.
356 * @retval true if a boolean value was parsed, false otherwise.
358 _PUBLIC_ bool conv_str_bool(const char * str, bool * val);
361 * Convert a size specification like 16K into an integral number of bytes.
363 _PUBLIC_ bool conv_str_size_error(const char * str, uint64_t * val);
366 * Parse a uint64_t value from a string
368 * val will be set to the value read.
370 * @retval true if parsing was successful, false otherwise
372 _PUBLIC_ bool conv_str_u64(const char * str, uint64_t * val);
375 return the number of bytes occupied by a buffer in CH_UTF16 format
376 the result includes the null termination
378 _PUBLIC_ size_t utf16_len(const void *buf);
381 return the number of bytes occupied by a buffer in CH_UTF16 format
382 the result includes the null termination
385 _PUBLIC_ size_t utf16_len_n(const void *src, size_t n);
386 _PUBLIC_ size_t ucs2_align(const void *base_ptr, const void *p, int flags);
389 Do a case-insensitive, whitespace-ignoring string compare.
391 _PUBLIC_ int strwicmp(const char *psz1, const char *psz2);
396 _PUBLIC_ void string_replace(char *s, char oldc, char newc);
399 Base64 decode a string, place into a data blob. Caller to data_blob_free() the result.
401 _PUBLIC_ DATA_BLOB base64_decode_data_blob_talloc(TALLOC_CTX *mem_ctx, const char *s);
404 Base64 decode a string, place into a data blob on NULL context.
405 Caller to data_blob_free() the result.
407 _PUBLIC_ DATA_BLOB base64_decode_data_blob(const char *s);
411 Base64 decode a string, inplace
413 _PUBLIC_ void base64_decode_inplace(char *s);
415 Base64 encode a binary data blob into a string
417 _PUBLIC_ char *base64_encode_data_blob(TALLOC_CTX *mem_ctx, DATA_BLOB data);
422 * @note The comparison is case-insensitive.
424 _PUBLIC_ bool strequal(const char *s1, const char *s2);
426 /* The following definitions come from lib/util/util_strlist.c */
428 /* separators for lists */
430 #define LIST_SEP " \t,\n\r"
434 build an empty (only NULL terminated) list of strings (for expansion with str_list_add() etc)
436 _PUBLIC_ char **str_list_make_empty(TALLOC_CTX *mem_ctx);
439 place the only element 'entry' into a new, NULL terminated string list
441 _PUBLIC_ char **str_list_make_single(TALLOC_CTX *mem_ctx,
445 build a null terminated list of strings from a input string and a
446 separator list. The separator list must contain characters less than
447 or equal to 0x2f for this to work correctly on multi-byte strings
449 _PUBLIC_ char **str_list_make(TALLOC_CTX *mem_ctx, const char *string,
453 * build a null terminated list of strings from an argv-like input string
454 * Entries are separated by spaces and can be enclosed by quotes.
455 * Does NOT support escaping
457 _PUBLIC_ char **str_list_make_shell(TALLOC_CTX *mem_ctx, const char *string, const char *sep);
460 * join a list back to one string
462 _PUBLIC_ char *str_list_join(TALLOC_CTX *mem_ctx, const char **list, char separator);
464 /** join a list back to one (shell-like) string; entries
465 * separated by spaces, using quotes where necessary */
466 _PUBLIC_ char *str_list_join_shell(TALLOC_CTX *mem_ctx, const char **list, char sep);
469 return the number of elements in a string list
471 _PUBLIC_ size_t str_list_length(const char * const *list);
476 _PUBLIC_ char **str_list_copy(TALLOC_CTX *mem_ctx, const char **list);
479 Return true if all the elements of the list match exactly.
481 _PUBLIC_ bool str_list_equal(const char * const *list1, const char * const *list2);
484 add an entry to a string list
486 _PUBLIC_ const char **str_list_add(const char **list, const char *s);
489 remove an entry from a string list
491 _PUBLIC_ void str_list_remove(const char **list, const char *s);
494 return true if a string is in a list
496 _PUBLIC_ bool str_list_check(const char **list, const char *s);
499 return true if a string is in a list, case insensitively
501 _PUBLIC_ bool str_list_check_ci(const char **list, const char *s);
503 append one list to another - expanding list1
505 _PUBLIC_ const char **str_list_append(const char **list1,
506 const char * const *list2);
509 remove duplicate elements from a list
511 _PUBLIC_ const char **str_list_unique(const char **list);
514 very useful when debugging complex list related code
516 _PUBLIC_ void str_list_show(const char **list);
520 append one list to another - expanding list1
521 this assumes the elements of list2 are const pointers, so we can re-use them
523 _PUBLIC_ const char **str_list_append_const(const char **list1,
527 add an entry to a string list
528 this assumes s will not change
530 _PUBLIC_ const char **str_list_add_const(const char **list, const char *s);
534 this assumes list will not change
536 _PUBLIC_ const char **str_list_copy_const(TALLOC_CTX *mem_ctx,
540 * Needed for making an "unconst" list "const"
542 _PUBLIC_ const char **const_str_list(char **list);
545 /* The following definitions come from lib/util/util_file.c */
549 read a line from a file with possible \ continuation chars.
550 Blanks at the start or end of a line are stripped.
551 The string will be allocated if s2 is NULL
553 _PUBLIC_ char *fgets_slash(char *s2,int maxlen,XFILE *f);
556 * Read one line (data until next newline or eof) and allocate it
558 _PUBLIC_ char *afdgets(int fd, TALLOC_CTX *mem_ctx, size_t hint);
561 load a file into memory from a fd.
563 _PUBLIC_ char *fd_load(int fd, size_t *size, size_t maxsize, TALLOC_CTX *mem_ctx);
566 char **file_lines_parse(char *p, size_t size, int *numlines, TALLOC_CTX *mem_ctx);
569 load a file into memory
571 _PUBLIC_ char *file_load(const char *fname, size_t *size, size_t maxsize, TALLOC_CTX *mem_ctx);
574 mmap (if possible) or read a file
576 _PUBLIC_ void *map_file(const char *fname, size_t size);
579 load a file into memory and return an array of pointers to lines in the file
580 must be freed with talloc_free().
582 _PUBLIC_ char **file_lines_load(const char *fname, int *numlines, size_t maxsize, TALLOC_CTX *mem_ctx);
585 load a fd into memory and return an array of pointers to lines in the file
586 must be freed with talloc_free(). If convert is true calls unix_to_dos on
589 _PUBLIC_ char **fd_lines_load(int fd, int *numlines, size_t maxsize, TALLOC_CTX *mem_ctx);
592 take a list of lines and modify them to produce a list where \ continues
595 _PUBLIC_ void file_lines_slashcont(char **lines);
598 save a lump of data into a file. Mostly used for debugging
600 _PUBLIC_ bool file_save(const char *fname, const void *packet, size_t length);
601 _PUBLIC_ int vfdprintf(int fd, const char *format, va_list ap) PRINTF_ATTRIBUTE(2,0);
602 _PUBLIC_ int fdprintf(int fd, const char *format, ...) PRINTF_ATTRIBUTE(2,3);
603 _PUBLIC_ bool large_file_support(const char *path);
606 compare two files, return true if the two files have the same content
608 bool file_compare(const char *path1, const char *path2);
610 /* The following definitions come from lib/util/util.c */
614 Find a suitable temporary directory. The result should be copied immediately
615 as it may be overwritten by a subsequent call.
617 _PUBLIC_ const char *tmpdir(void);
620 * Creates and immediately unlinks a file. Returns open file descriptor.
622 _PUBLIC_ int create_unlink_tmp(const char *dir);
625 Check if a file exists - call vfs_file_exist for samba files.
627 _PUBLIC_ bool file_exist(const char *fname);
630 Check a files mod time.
632 _PUBLIC_ time_t file_modtime(const char *fname);
635 Check if a directory exists.
637 _PUBLIC_ bool directory_exist(const char *dname);
640 * Try to create the specified directory if it didn't exist.
642 * @retval true if the directory already existed and has the right permissions
643 * or was successfully created.
645 _PUBLIC_ bool directory_create_or_exist(const char *dname, uid_t uid,
649 Set a fd into blocking/nonblocking mode. Uses POSIX O_NONBLOCK if available,
654 _PUBLIC_ int set_blocking(int fd, bool set);
657 set close on exec on a file descriptor if available
659 _PUBLIC_ bool smb_set_close_on_exec(int fd);
662 Sleep for a specified number of milliseconds.
664 _PUBLIC_ void smb_msleep(unsigned int t);
667 Get my own name, return in talloc'ed storage.
669 _PUBLIC_ char* get_myname(TALLOC_CTX *mem_ctx);
672 Check if a process exists. Does this work on all unixes?
674 _PUBLIC_ bool process_exists_by_pid(pid_t pid);
677 Simple routine to do POSIX file locking. Cruft in NFS and 64->32 bit mapping
678 is dealt with in posix.c
680 _PUBLIC_ bool fcntl_lock(int fd, int op, off_t offset, off_t count, int type);
683 * Write dump of binary data to a callback
685 void dump_data_cb(const uint8_t *buf, int len,
686 bool omit_zero_bytes,
687 void (*cb)(const char *buf, void *private_data),
691 * Write dump of binary data to a FILE
693 void dump_data_file(const uint8_t *buf, int len, bool omit_zero_bytes,
697 * Write dump of binary data to the log file.
699 * The data is only written if the log level is at least level.
701 _PUBLIC_ void dump_data(int level, const uint8_t *buf,int len);
704 * Write dump of binary data to the log file.
706 * The data is only written if the log level is at least level.
707 * 16 zero bytes in a row are omitted
709 _PUBLIC_ void dump_data_skip_zeros(int level, const uint8_t *buf, int len);
712 malloc that aborts with smb_panic on fail or zero size.
714 _PUBLIC_ void *smb_xmalloc(size_t size);
717 Memdup with smb_panic on fail.
719 _PUBLIC_ void *smb_xmemdup(const void *p, size_t size);
722 strdup that aborts on malloc fail.
724 _PUBLIC_ char *smb_xstrdup(const char *s);
726 char *smb_xstrndup(const char *s, size_t n);
729 Like strdup but for memory.
731 _PUBLIC_ void *memdup(const void *p, size_t size);
734 * Write a password to the log file.
736 * @note Only actually does something if DEBUG_PASSWORD was defined during
739 _PUBLIC_ void dump_data_pw(const char *msg, const uint8_t * data, size_t len);
742 * see if a range of memory is all zero. A NULL pointer is considered
745 _PUBLIC_ bool all_zero(const uint8_t *ptr, size_t size);
748 realloc an array, checking for integer overflow in the array size
750 _PUBLIC_ void *realloc_array(void *ptr, size_t el_size, unsigned count, bool free_on_fail);
752 void *malloc_array(size_t el_size, unsigned int count);
754 void *memalign_array(size_t el_size, size_t align, unsigned int count);
756 void *calloc_array(size_t size, size_t nmemb);
758 /* The following definitions come from lib/util/fsusage.c */
762 * Retrieve amount of free disk space.
763 * this does all of the system specific guff to get the free disk space.
764 * It is derived from code in the GNU fileutils package, but has been
765 * considerably mangled for use here
767 * results are returned in *dfree and *dsize, in 512 byte units
769 _PUBLIC_ int sys_fsusage(const char *path, uint64_t *dfree, uint64_t *dsize);
771 /* The following definitions come from lib/util/ms_fnmatch.c */
776 * @brief MS-style Filename matching
779 int ms_fnmatch_protocol(const char *pattern, const char *string, int protocol);
781 /** a generic fnmatch function - uses for non-CIFS pattern matching */
782 int gen_fnmatch(const char *pattern, const char *string);
784 /* The following definitions come from lib/util/idtree.c */
788 initialise a idr tree. The context return value must be passed to
789 all subsequent idr calls. To destroy the idr tree use talloc_free()
792 _PUBLIC_ struct idr_context *idr_init(TALLOC_CTX *mem_ctx);
795 allocate the next available id, and assign 'ptr' into its slot.
796 you can retrieve later this pointer using idr_find()
798 _PUBLIC_ int idr_get_new(struct idr_context *idp, void *ptr, int limit);
801 allocate a new id, giving the first available value greater than or
802 equal to the given starting id
804 _PUBLIC_ int idr_get_new_above(struct idr_context *idp, void *ptr, int starting_id, int limit);
807 allocate a new id randomly in the given range
809 _PUBLIC_ int idr_get_new_random(struct idr_context *idp, void *ptr, int limit);
812 find a pointer value previously set with idr_get_new given an id
814 _PUBLIC_ void *idr_find(struct idr_context *idp, int id);
817 remove an id from the idr tree
819 _PUBLIC_ int idr_remove(struct idr_context *idp, int id);
821 /* The following definitions come from lib/util/become_daemon.c */
824 Close the low 3 fd's and open dev/null in their place
826 _PUBLIC_ void close_low_fds(bool stdin_too, bool stdout_too, bool stderr_too);
829 Become a daemon, discarding the controlling terminal.
831 _PUBLIC_ void become_daemon(bool do_fork, bool no_process_group, bool log_stdout);
834 * Load a ini-style file.
836 bool pm_process( const char *fileName,
837 bool (*sfunc)(const char *, void *),
838 bool (*pfunc)(const char *, const char *, void *),
841 bool unmap_file(void *start, size_t size);
843 void print_asc(int level, const uint8_t *buf,int len);
844 void print_asc_cb(const uint8_t *buf, int len,
845 void (*cb)(const char *buf, void *private_data),
849 * Add an id to an array of ids.
851 * num should be a pointer to an integer that holds the current
852 * number of elements in ids. It will be updated by this function.
855 bool add_uid_to_array_unique(TALLOC_CTX *mem_ctx, uid_t uid,
856 uid_t **uids, uint32_t *num_uids);
857 bool add_gid_to_array_unique(TALLOC_CTX *mem_ctx, gid_t gid,
858 gid_t **gids, uint32_t *num_gids);
861 * Allocate anonymous shared memory of the given size
863 void *anonymous_shared_allocate(size_t bufsz);
864 void *anonymous_shared_resize(void *ptr, size_t new_size, bool maymove);
865 void anonymous_shared_free(void *ptr);
868 run a command as a child process, with a timeout.
870 any stdout/stderr from the child will appear in the Samba logs with
871 the specified log levels
873 If callback is set then the callback is called on completion
874 with the return code from the command
876 struct tevent_context;
878 struct tevent_req *samba_runcmd_send(TALLOC_CTX *mem_ctx,
879 struct tevent_context *ev,
880 struct timeval endtime,
881 int stdout_log_level,
882 int stderr_log_level,
883 const char * const *argv0, ...);
884 int samba_runcmd_recv(struct tevent_req *req, int *perrno);
887 void samba_start_debugger(void);
891 * @brief Returns an absolute path to a file in the Samba modules directory.
893 * @param name File to find, relative to MODULESDIR.
895 * @retval Pointer to a string containing the full path.
897 char *modules_path(TALLOC_CTX *mem_ctx, const char *name);
900 * @brief Returns an absolute path to a file in the Samba data directory.
902 * @param name File to find, relative to CODEPAGEDIR.
904 * @retval Pointer to a talloc'ed string containing the full path.
906 char *data_path(TALLOC_CTX *mem_ctx, const char *name);
909 * @brief Returns the platform specific shared library extension.
911 * @retval Pointer to a const char * containing the extension.
913 const char *shlib_ext(void);
916 char *server_id_str(TALLOC_CTX *mem_ctx, const struct server_id *id);
918 #endif /* _SAMBA_UTIL_H_ */