Qore Programming Language  1.12.0
QoreLib.h
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1 /* -*- mode: c++; indent-tabs-mode: nil -*- */
2 /*
3  QoreLib.h
4 
5  Qore Programming Language
6 
7  Copyright (C) 2003 - 2022 Qore Technologies, s.r.o.
8 
9  Permission is hereby granted, free of charge, to any person obtaining a
10  copy of this software and associated documentation files (the "Software"),
11  to deal in the Software without restriction, including without limitation
12  the rights to use, copy, modify, merge, publish, distribute, sublicense,
13  and/or sell copies of the Software, and to permit persons to whom the
14  Software is furnished to do so, subject to the following conditions:
15 
16  The above copyright notice and this permission notice shall be included in
17  all copies or substantial portions of the Software.
18 
19  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
22  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
24  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
25  DEALINGS IN THE SOFTWARE.
26 
27  Note that the Qore library is released under a choice of three open-source
28  licenses: MIT (as above), LGPL 2+, or GPL 2+; see README-LICENSE for more
29  information.
30 */
31 
32 #ifndef _QORE_QORELIB_H
33 
34 #define _QORE_QORELIB_H
35 
36 #include <qore/common.h>
37 #include <qore/QoreThreadLock.h>
38 #include <qore/qore_bitopts.h>
39 #include <qore/safe_dslist>
40 
41 #include <cctype>
42 #include <cstdio>
43 #include <cstdlib>
44 #include <cstring>
45 #include <ctime>
46 #include <strings.h>
47 #include <sys/types.h>
48 #include <vector>
49 
51 typedef std::vector<int> sig_vec_t;
52 
58 #undef _QORE_HAS_QORE_XMLNODE_CLASS
59 
61 #undef _QORE_HAS_QORE_XMLREADER_CLASS
62 
64 #undef _QORE_HAS_QORE_XMLDOC_CLASS
65 
67 #define _QORE_HAS_HARD_TYPING 1
68 
70 #define _QORE_HAS_DBI_EXECRAW 1
71 
73 #define _QORE_HAS_TIME_ZONES 1
74 
76 #define _QORE_HAS_THREAD_RESOURCE_IDS 1
77 
79 #define _QORE_HAS_PREPARED_STATMENT_API 1
80 
82 #define _QORE_HAS_DATASOURCE_ACTIVETRANSACTION 1
83 
85 #define _QORE_HAS_DBI_SELECT_ROW 1
86 
88 #define _QORE_HAS_NUMBER_TYPE 1
89 
91 #define _QORE_HAS_PATH_IS_READABLE 1
92 
94 #define _QORE_HAS_DBI_OPTIONS 1
95 
97 #define _QORE_HAS_FIND_CREATE_TIMEZONE 1
98 
100 #define _QORE_HAS_NUMBER_CONS_WITH_PREC 1
101 
103 #define _QORE_HAS_FILE_OBJECT_HELPER 1
104 
106 #define _QORE_HAS_QUEUE_OBJECT_HELPER 1
107 
109 #define _QORE_HAS_QOREHTTPCLIENTOBJECT 1
110 
112 #define _QORE_HAS_DBI_DESCRIBE 1
113 
115 #define _QORE_HAS_DBI_EVENTS 1
116 
118 #define _QORE_HAS_QUEUE_OBJECT 1
119 
121 #define _QORE_HAS_SOCKET_PERF_API 1
122 
124 #define _QORE_HAS_QL_MIT 1
125 
127 #define _QORE_HAS_DATETIME_ADD_SECONDS_TO 1
128 
129 // qore code flags
130 #define QCF_NO_FLAGS 0
131 #define QCF_NOOP (1 << 0)
132 #define QCF_USES_EXTRA_ARGS (1 << 1)
133 #define QCF_CONSTANT_INTERN (1 << 2)
134 #define QCF_DEPRECATED (1 << 3)
135 #define QCF_RET_VALUE_ONLY (1 << 4)
136 #define QCF_RUNTIME_NOOP (1 << 5)
137 #define QCF_ABSTRACT_OVERRIDE_ALL (1 << 6)
138 
139 // composite flags
140 #define QCF_CONSTANT (QCF_CONSTANT_INTERN | QCF_RET_VALUE_ONLY)
141 
142 class BinaryNode;
143 class QoreStringNode;
144 class ExceptionSink;
145 
147 DLLEXPORT char* make_class_name(const char* fn);
148 
150 DLLEXPORT QoreStringNode* q_sprintf(const QoreListNode* params, int field, int offset, ExceptionSink* xsink);
151 
153 DLLEXPORT QoreStringNode* q_vsprintf(const QoreListNode* params, int field, int offset, ExceptionSink* xsink);
154 
156 DLLEXPORT QoreStringNode* q_sprintf(const QoreListNode* params, int field, int offset, ExceptionSink* xsink);
157 
159 DLLEXPORT hashdecl tm* q_localtime(const time_t* clock, struct tm* tms);
160 
162 DLLEXPORT hashdecl tm* q_gmtime(const time_t* clock, struct tm* tms);
163 
165 DLLEXPORT int64 q_epoch();
166 
168 DLLEXPORT int64 q_epoch_us(int &us);
169 
171 DLLEXPORT int64 q_epoch_ns(int &us);
172 
174 DLLEXPORT char* q_basename(const char* path);
175 
177 DLLEXPORT char* q_basenameptr(const char* path);
178 
180 DLLEXPORT char* q_dirname(const char* path);
181 
183 DLLEXPORT void* q_realloc(void* ptr, size_t size);
184 
185 #ifndef _Q_WINDOWS
187 DLLEXPORT QoreHashNode* q_getpwuid(uid_t uid);
188 
190 DLLEXPORT QoreHashNode* q_getpwnam(const char* name);
191 
193 DLLEXPORT QoreHashNode* q_getgrgid(uid_t uid);
194 
196 DLLEXPORT QoreHashNode* q_getgrnam(const char* name);
197 
199 
204 int q_uname2uid(const char* name, uid_t &uid);
205 
207 
212 int q_gname2gid(const char* name, gid_t &gid);
213 #endif // ! windows
214 
216 DLLEXPORT void qore_setup_argv(int pos, int argc, char* argv[]);
217 
220 
222 DLLEXPORT void qore_exit_process(int rc);
223 
225 
227 class FeatureList : public safe_dslist<std::string> {
228 private:
230  DLLLOCAL FeatureList(const FeatureList&);
231 
233  DLLLOCAL FeatureList& operator=(const FeatureList&);
234 
235 public:
237  DLLLOCAL FeatureList();
238 
240  DLLLOCAL ~FeatureList();
241 };
242 
244 DLLEXPORT extern FeatureList qoreFeatureList;
245 
247 static inline char* strchrs(const char* str, const char* chars) {
248  while (*str) {
249  if (strchr(chars, *str))
250  return (char* )str;
251  str++;
252  }
253  return 0;
254 }
255 
257 static inline char* strnchr(const char* str, int len, char c) {
258  int i = 0;
259  while (i++ != len) {
260  if (*str == c)
261  return (char* )str;
262  ++str;
263  }
264  return 0;
265 }
266 
268 static inline void strtolower(char* str) {
269  while (*(str)) {
270  (*str) = tolower(*str);
271  str++;
272  }
273 }
274 
276 static inline char* strtoupper(char* str) {
277  char* p = str;
278  while (*(p)) {
279  *p = toupper(*p);
280  p++;
281  }
282  return str;
283 }
284 
286 DLLEXPORT int getSecZeroInt(QoreValue a);
287 
290 
292 DLLEXPORT int getSecMinusOneInt(QoreValue a);
293 
296 
298 DLLEXPORT int getMsZeroInt(QoreValue a);
299 
302 
304 DLLEXPORT int getMsMinusOneInt(QoreValue a);
305 
308 
310 DLLEXPORT int getMicroSecZeroInt(QoreValue a);
311 
314 
316 static inline bool is_nothing(const AbstractQoreNode* n) {
317  if (!n || n->getType() == NT_NOTHING)
318  return true;
319 
320  return false;
321 }
322 
324 static inline void discard(AbstractQoreNode* n, ExceptionSink* xsink) {
325  if (n)
326  n->deref(xsink);
327 }
328 
329 static inline const char* get_type_name(const AbstractQoreNode* n) {
330  return n ? n->getTypeName() : "nothing";
331 }
332 
334 
338 DLLEXPORT const char* get_full_type_name(const AbstractQoreNode* n);
339 
341 
347 DLLEXPORT const char* get_full_type_name(const AbstractQoreNode* n, bool with_namespaces);
348 
349 static inline qore_type_t get_node_type(const AbstractQoreNode* n) {
350  return n ? n->getType() : NT_NOTHING;
351 }
352 
353 typedef QoreStringNode* (*qore_uncompress_to_string_t)(const BinaryNode* b, const QoreEncoding* enc,
354  ExceptionSink* xsink);
355 typedef BinaryNode* (*qore_uncompress_to_binary_t)(const BinaryNode* b, ExceptionSink* xsink);
356 
358 DLLEXPORT BinaryNode* qore_deflate(void* ptr, unsigned long len, int level, ExceptionSink* xsink);
364 DLLEXPORT BinaryNode* qore_gzip(void* ptr, unsigned long len, int level, ExceptionSink* xsink);
366 DLLEXPORT QoreStringNode* qore_gunzip_to_string(const BinaryNode* bin, const QoreEncoding* enc, ExceptionSink* xsink);
370 DLLEXPORT BinaryNode* qore_bzip2(void* ptr, unsigned long len, int level, ExceptionSink* xsink);
373  ExceptionSink* xsink);
376 
378 DLLEXPORT BinaryNode* parseBase64(const char* buf, int len, ExceptionSink* xsink);
379 
381 DLLEXPORT BinaryNode* parseHex(const char* buf, int len, ExceptionSink* xsink);
382 
383 class AbstractQoreZoneInfo;
384 
386 DLLEXPORT const AbstractQoreZoneInfo* findCreateOffsetZone(int seconds_east);
387 
389 
394 DLLEXPORT const AbstractQoreZoneInfo* find_create_timezone(const char* name, ExceptionSink* xsink);
395 
397 DLLEXPORT int tz_get_utc_offset(const AbstractQoreZoneInfo* tz, int64 epoch_offset, bool &is_dst, const char* &zone_name);
399 DLLEXPORT bool tz_has_dst(const AbstractQoreZoneInfo* tz);
401 DLLEXPORT const char* tz_get_region_name(const AbstractQoreZoneInfo* tz);
402 
404 #define QORE_OPT_ATOMIC_OPERATIONS "atomic operations"
406 #define QORE_OPT_STACK_GUARD "stack guard"
408 #define QORE_OPT_SIGNAL_HANDLING "signal handling"
410 #define QORE_OPT_RUNTIME_STACK_TRACE "runtime stack tracing"
412 #define QORE_OPT_LIBRARY_DEBUGGING "library debugging"
414 #define QORE_OPT_SHA "openssl sha"
416 #define QORE_OPT_SHA224 "openssl sha224"
418 #define QORE_OPT_SHA256 "openssl sha256"
420 #define QORE_OPT_SHA384 "openssl sha384"
422 #define QORE_OPT_SHA512 "openssl sha512"
424 #define QORE_OPT_MDC2 "openssl mdc2"
426 #define QORE_OPT_RC5 "openssl rc5"
428 #define QORE_OPT_MD2 "openssl md2"
430 #define QORE_OPT_DSS "openssl dss"
432 #define QORE_OPT_TERMIOS "termios"
434 #define QORE_OPT_FILE_LOCKING "file locking"
436 #define QORE_OPT_UNIX_USERMGT "unix user management"
438 #define QORE_OPT_UNIX_FILEMGT "unix file management"
440 #define QORE_OPT_DETERMINISTIC_GC "deterministic GC"
442 #define QORE_OPT_FUNC_ROUND "round()"
444 #define QORE_OPT_FUNC_TIMEGM "timegm()"
446 #define QORE_OPT_FUNC_SETEUID "seteuid()"
448 #define QORE_OPT_FUNC_SETEGID "setegid()"
450 #define QORE_OPT_FUNC_SYSTEM "system()"
452 #define QORE_OPT_FUNC_KILL "kill()"
454 #define QORE_OPT_FUNC_FORK "fork()"
456 #define QORE_OPT_FUNC_GETPPID "getppid()"
458 #define QORE_OPT_FUNC_STATVFS "statvfs()"
460 #define QORE_OPT_FUNC_SETSID "setsid()"
462 #define QORE_OPT_FUNC_IS_EXECUTABLE "is_executable()"
464 #define QORE_OPT_FUNC_CLOSE_ALL_FD "close_all_fd()"
466 #define QORE_OPT_FUNC_GET_NETIF_LIST "get_netif_list()"
467 
469 #define QO_OPTION 0
470 #define QO_ALGORITHM 1
471 #define QO_FUNCTION 2
472 
474 hashdecl qore_option_s {
475  const char* option;
476  const char* constant;
477  int type;
478  bool value;
479 };
480 
482 DLLEXPORT QoreStringNode* q_strerror(int errnum);
484 DLLEXPORT void q_strerror(QoreString &str, int errnum);
485 
487 DLLEXPORT extern const qore_option_s* qore_option_list;
489 DLLEXPORT extern size_t qore_option_list_size;
490 
492 
502 DLLEXPORT QoreStringNode* qore_reassign_signal(int sig, const char* name);
503 
505 
519 DLLEXPORT QoreStringNode* qore_reassign_signals(const sig_vec_t& sig_vec, const char* name);
520 
522 
534 DLLEXPORT int qore_release_signal(int sig, const char* name);
535 
537 
544 DLLEXPORT int qore_release_signals(const sig_vec_t& sig_vec, const char* name);
545 
547 #define QORE_MAX(a, b) ((a) > (b) ? (a) : (b))
548 
550 #define QORE_MIN(a, b) ((a) < (b) ? (a) : (b))
551 
553 #define QORE_PARAM_NO_ARG QoreSimpleValue().assign(nullptr)
554 
555 // define QORE_PATH_MAX
556 #ifndef QORE_PATH_MAX
557 #ifdef _XOPEN_PATH_MAX
558 #define QORE_PATH_MAX _XOPEN_PATH_MAX
559 #else
560 #define QORE_PATH_MAX 1024
561 #endif
562 #endif
563 
565 
567 DLLEXPORT void parse_set_time_zone(const char* zone);
568 
570 DLLEXPORT int qore_usleep(int64 usecs);
571 
573 DLLEXPORT void qore_disable_gc();
574 
576 DLLEXPORT bool qore_is_gc_enabled();
577 
579 DLLEXPORT bool q_path_is_readable(const char* path);
580 
582 DLLEXPORT bool q_parse_bool(QoreValue n);
583 
585 DLLEXPORT bool q_parse_bool(const char* str);
586 
588 DLLEXPORT bool q_get_option_value(const char* opt);
589 
591 DLLEXPORT bool q_get_option_constant_value(const char* opt);
592 
594 DLLEXPORT const char* q_mode_to_perm(mode_t mode, QoreString& perm);
595 
598 
600 DLLEXPORT bool q_absolute_path_unix(const char* path);
601 
603 DLLEXPORT bool q_absolute_path_windows(const char* path);
604 
606 DLLEXPORT bool q_absolute_path(const char* path);
607 
609 DLLEXPORT void q_normalize_path(QoreString& path, const char* cwd = 0);
610 
612 DLLEXPORT int q_realpath(const QoreString& path, QoreString& rv, ExceptionSink* xsink = 0);
613 
615 DLLEXPORT void* q_memmem(const void* big, size_t big_len, const void* little, size_t little_len);
616 
618 
622 DLLEXPORT void* q_memrmem(const void* big, size_t big_len, const void* little, size_t little_len);
623 
625 
629 DLLEXPORT int q_env_subst(QoreString& str);
630 
632 
634 DLLEXPORT double q_strtod(const char* str);
635 
637 
639 DLLEXPORT bool q_libqore_initalized();
640 
642 
644 DLLEXPORT bool q_libqore_shutdown();
645 
647 
649 DLLEXPORT bool q_libqore_exiting();
650 
652 
661 DLLEXPORT QoreHashNode* q_get_thread_local_vars(int frame, ExceptionSink* xsink);
662 
664 
675 DLLEXPORT int q_set_thread_var_value(int frame, const char* name, const QoreValue& val, ExceptionSink* xsink);
676 
678 DLLEXPORT int q_get_data(const QoreValue& data, const char*& ptr, size_t& len);
679 
681 
684 
686 
689 
691 
693 DLLEXPORT const QoreTypeInfo* get_or_nothing_type_check(const QoreTypeInfo* typeInfo);
694 
696 
699 
701 
703 DLLEXPORT const QoreClass* qore_pseudo_get_class(const QoreTypeInfo* t);
704 
706 
709 
711 
717 DLLEXPORT void qore_set_module_option(std::string mod, std::string opt, QoreValue val);
718 
720 
727 DLLEXPORT QoreValue qore_get_module_option(std::string mod, std::string opt);
728 
729 // try to remove noise in insignificant digits from a number string
738 DLLEXPORT void qore_apply_rounding_heuristic(QoreString& str, int round_threshold_1, int round_threshold_2);
739 
741 
743 DLLEXPORT size_t q_thread_get_stack_size();
744 
746 
748 DLLEXPORT size_t q_thread_get_this_stack_size();
749 
751 
753 DLLEXPORT size_t q_thread_set_stack_size(size_t size, ExceptionSink* xsink);
754 
756 
758 DLLEXPORT size_t q_thread_stack_remaining();
759 
761 
763 DLLEXPORT size_t q_thread_stack_used();
764 
765 #endif // _QORE_QORELIB_H
DLLEXPORT BinaryNode * qore_inflate_to_binary(const BinaryNode *b, ExceptionSink *xsink)
decompresses data compressed with the DEFLATE algorithm to a binary
DLLEXPORT qore_license_t qore_get_license()
returns the license type that the library has been initialized under
DLLEXPORT BinaryNode * qore_bzip2(void *ptr, unsigned long len, int level, ExceptionSink *xsink)
compresses data with bzip2
DLLEXPORT QoreStringNode * q_sprintf(const QoreListNode *params, int field, int offset, ExceptionSink *xsink)
a string formatting function that works with Qore data structures
DLLEXPORT bool q_get_option_value(const char *opt)
returns the boolean value of qore library the given option name; false if the option is unknown
DLLEXPORT int64 q_epoch()
returns the seconds from the epoch
DLLEXPORT bool q_libqore_exiting()
returns true if the Qore library is exiting without a shutdown
DLLEXPORT int64 getMicroSecZeroInt64(QoreValue a)
for getting an integer number of microseconds, with 0 as the default, from either a relative time val...
DLLEXPORT bool q_path_is_readable(const char *path)
platform-independent API that tells if the given path is readable by the current user
static char * strnchr(const char *str, int len, char c)
find a character in a string up to len
Definition: QoreLib.h:257
DLLEXPORT QoreStringNode * q_vsprintf(const QoreListNode *params, int field, int offset, ExceptionSink *xsink)
a string formatting function that works with Qore data structures
DLLEXPORT QoreProgram * qore_get_call_program_context()
returns the caller's Program context, if any
DLLEXPORT bool q_absolute_path_unix(const char *path)
returns true if the given string is an absolute path on UNIX systems
DLLEXPORT int64 getSecZeroBigInt(QoreValue a)
for getting an integer number of seconds, with 0 as the default, from either a relative time value or...
DLLEXPORT int64 q_epoch_us(int &us)
returns the seconds and microseconds from the epoch
DLLEXPORT QoreStringNode * qore_reassign_signal(int sig, const char *name)
allows a module to take over ownership of a signal
DLLEXPORT bool q_absolute_path_windows(const char *path)
returns true if the given string is an absolute path on Windows systems
DLLEXPORT void parse_set_time_zone(const char *zone)
to set the time zone from the command line
int q_getcwd(QoreString &cwd)
returns the current working directory in the given string; -1 is returned if an error occurred,...
DLLEXPORT int q_realpath(const QoreString &path, QoreString &rv, ExceptionSink *xsink=0)
normalizes the given path and resolves any symlinks
DLLEXPORT int getMicroSecZeroInt(QoreValue a)
for getting an integer number of microseconds, with 0 as the default, from either a relative time val...
DLLEXPORT double q_strtod(const char *str)
converts a string to a double in a locale-independent way
DLLEXPORT const char * get_full_type_name(const AbstractQoreNode *n)
returns a string type description of the full type of the value contained (ex: "nothing" for a null A...
DLLEXPORT QoreStringNode * qore_bunzip2_to_string(const BinaryNode *bin, const QoreEncoding *enc, ExceptionSink *xsink)
decompresses bzip2 data to a string
DLLEXPORT int tz_get_utc_offset(const AbstractQoreZoneInfo *tz, int64 epoch_offset, bool &is_dst, const char *&zone_name)
returns the UTC offset and local time zone name for the given time given as seconds from the epoch (1...
DLLEXPORT size_t q_thread_get_this_stack_size()
returns the thread stack size for the current thread
DLLEXPORT int qore_release_signal(int sig, const char *name)
releases the signal allocated to the given module
DLLEXPORT QoreValue qore_get_module_option(std::string mod, std::string opt)
get module option for the given module
DLLEXPORT int qore_usleep(int64 usecs)
use this function instead of usleep(), as usleep() is not signal-safe on some platforms (ex: Solaris ...
DLLEXPORT void qore_exit_process(int rc)
instead of calling "exit()", call qore_exit_process() to exit without risking a crash if other thread...
int q_gname2gid(const char *name, gid_t &gid)
thread-safe way to lookup a gid from a group name
DLLEXPORT int64 getMsZeroBigInt(QoreValue a)
for getting an integer number of milliseconds, with 0 as the default, from either a relative time val...
DLLEXPORT void qore_set_module_option(std::string mod, std::string opt, QoreValue val)
sets a module option for the given module
DLLEXPORT QoreHashNode * q_getgrgid(uid_t uid)
thread-safe version of getgrgid(): returns a Qore hash of the group information from the gid if possi...
DLLEXPORT size_t q_thread_stack_used()
Returns the number of bytes used in the current thread stack.
DLLEXPORT void * q_memmem(const void *big, size_t big_len, const void *little, size_t little_len)
finds a memory sequence in a larger memory sequence
DLLEXPORT QoreStringNode * qore_gunzip_to_string(const BinaryNode *bin, const QoreEncoding *enc, ExceptionSink *xsink)
gunzips compressed data to a string
DLLEXPORT int qore_release_signals(const sig_vec_t &sig_vec, const char *name)
releases multiple signals allocated to the given module atomically
DLLEXPORT int64 getMsMinusOneBigInt(QoreValue a)
for getting an integer number of milliseconds, with -1 as the default, from either a relative time va...
DLLEXPORT char * make_class_name(const char *fn)
function to try and make a class name out of a file path, returns a new string that must be free()ed
DLLEXPORT int q_get_data(const QoreValue &data, const char *&ptr, size_t &len)
returns the pointer and size for string or binary data (return 0); no change for other data (return -...
DLLEXPORT void qore_setup_argv(int pos, int argc, char *argv[])
sets up the Qore ARGV and QORE_ARGV values
DLLEXPORT const char * q_mode_to_perm(mode_t mode, QoreString &perm)
concatenates UNIX-style permissions to perm and from mode and returns a string giving the file type
DLLEXPORT const qore_option_s * qore_option_list
list of qore options
DLLEXPORT BinaryNode * qore_bunzip2_to_binary(const BinaryNode *bin, ExceptionSink *xsink)
decompresses bzip2 data to a binary
DLLEXPORT int64 q_epoch_ns(int &us)
returns the seconds and nanoseconds from the epoch
static char * strchrs(const char *str, const char *chars)
find one of any characters in a string
Definition: QoreLib.h:247
DLLEXPORT BinaryNode * qore_gunzip_to_binary(const BinaryNode *bin, ExceptionSink *xsink)
gunzips compressed data to a binary
DLLEXPORT char * q_basenameptr(const char *path)
returns a pointer within the same string
DLLEXPORT QoreHashNode * q_getpwnam(const char *name)
thread-safe version of getpwnam(): returns a Qore hash of the passwd information from the username if...
static char * strtoupper(char *str)
convert a string to upper-case in place
Definition: QoreLib.h:276
DLLEXPORT int getMsMinusOneInt(QoreValue a)
for getting an integer number of milliseconds, with -1 as the default, from either a relative time va...
DLLEXPORT const AbstractQoreZoneInfo * findCreateOffsetZone(int seconds_east)
returns a time zone for the given time zone UTC offset
DLLEXPORT QoreStringNode * qore_inflate_to_string(const BinaryNode *b, const QoreEncoding *enc, ExceptionSink *xsink)
decompresses data compressed with the DEFLATE algorithm to a string
DLLEXPORT int q_env_subst(QoreString &str)
performs environment variable substitution on the string argument
DLLEXPORT void * q_realloc(void *ptr, size_t size)
frees memory if there is an allocation error
DLLEXPORT QoreHashNode * q_getpwuid(uid_t uid)
thread-safe version of getpwuid(): returns a Qore hash of the passwd information from the uid if poss...
DLLEXPORT FeatureList qoreFeatureList
list of qore features
DLLEXPORT bool q_libqore_initalized()
returns true if the Qore library has been initialized
DLLEXPORT bool q_libqore_shutdown()
returns true if the Qore library has been shut down
DLLEXPORT int64 getSecMinusOneBigInt(QoreValue a)
for getting an integer number of seconds, with -1 as the default, from either a relative time value o...
std::vector< int > sig_vec_t
signal vector
Definition: QoreLib.h:51
DLLEXPORT QoreListNode * parse_option_bitfield_to_string_list(int64 i, ExceptionSink *xsink)
returns a list<string> of parse option strings for the given bitfield; a Qore-language exception is r...
DLLEXPORT int getSecMinusOneInt(QoreValue a)
for getting an integer number of seconds, with -1 as the default, from either a relative time value o...
DLLEXPORT QoreHashNode * q_get_thread_local_vars(int frame, ExceptionSink *xsink)
retrieves a hash of all thread local variables and their values for the given stack frame in the curr...
DLLEXPORT char * q_basename(const char *path)
thread-safe basename function (resulting pointer must be free()ed)
DLLEXPORT void qore_apply_rounding_heuristic(QoreString &str, int round_threshold_1, int round_threshold_2)
DLLEXPORT bool q_parse_bool(QoreValue n)
tries to parse a boolean value - standard conversion or uses q_parse_bool(const char*) if it's a stri...
DLLEXPORT size_t qore_option_list_size
number of elements in the option list
DLLEXPORT size_t q_thread_get_stack_size()
returns the default thread stack size
DLLEXPORT size_t q_thread_stack_remaining()
Returns the number of bytes left in the current thread stack.
DLLEXPORT bool q_get_option_constant_value(const char *opt)
returns the boolean value of qore library the given name of the constant for the option; false if the...
static void discard(AbstractQoreNode *n, ExceptionSink *xsink)
to deref an AbstractQoreNode (when the pointer may be 0)
Definition: QoreLib.h:324
DLLEXPORT BinaryNode * qore_deflate(void *ptr, unsigned long len, int level, ExceptionSink *xsink)
compresses data with the DEFLATE algorithm
DLLEXPORT bool qore_is_gc_enabled()
returns true if garbage collection is enabled, false if not
DLLEXPORT BinaryNode * parseBase64(const char *buf, int len, ExceptionSink *xsink)
parses a string of base64-encoded data and returns a BinaryNode
DLLEXPORT bool q_absolute_path(const char *path)
returns true if the given string is an absolute path on the current platform
DLLEXPORT hashdecl tm * q_localtime(const time_t *clock, hashdecl tm *tms)
thread-safe version of "localtime()"
DLLEXPORT void * q_memrmem(const void *big, size_t big_len, const void *little, size_t little_len)
finds a memory sequence in a larger memory sequence searching from the end of the sequence
DLLEXPORT QoreStringNode * qore_reassign_signals(const sig_vec_t &sig_vec, const char *name)
allows a module to take over ownership of multiple signals atomically
DLLEXPORT void qore_disable_gc()
this function will cause garbage collection to be disabled
DLLEXPORT const char * tz_get_region_name(const AbstractQoreZoneInfo *tz)
returns the reion name for the given time zone
int q_uname2uid(const char *name, uid_t &uid)
thread-safe way to lookup a uid from a username
DLLEXPORT int getSecZeroInt(QoreValue a)
for getting an integer number of seconds, with 0 as the default, from either a relative time value or...
DLLEXPORT BinaryNode * parseHex(const char *buf, int len, ExceptionSink *xsink)
parses a string of hex characters and returns a BinaryNode
DLLEXPORT int getMsZeroInt(QoreValue a)
for getting an integer number of milliseconds, with 0 as the default, from either a relative time val...
DLLEXPORT QoreListNode * domain_bitfield_to_string_list(int64 i, ExceptionSink *xsink)
returns a list<string> of domain strings for the given bitfield; a Qore-language exception is raised ...
DLLEXPORT hashdecl tm * q_gmtime(const time_t *clock, hashdecl tm *tms)
thread-safe version of "gmtime()"
DLLEXPORT QoreStringNode * q_strerror(int errnum)
returns the error string as a QoreStringNode
DLLEXPORT void q_normalize_path(QoreString &path, const char *cwd=0)
normalizes the given path for the current platform in place (makes absolute, removes "....
DLLEXPORT const QoreClass * qore_pseudo_get_class(qore_type_t t)
returns the pseudo-class for the given type
DLLEXPORT size_t q_thread_set_stack_size(size_t size, ExceptionSink *xsink)
sets the default thread stack size or throws an exception on error
static bool is_nothing(const AbstractQoreNode *n)
to check if an AbstractQoreNode object is NOTHING
Definition: QoreLib.h:316
DLLEXPORT const AbstractQoreZoneInfo * find_create_timezone(const char *name, ExceptionSink *xsink)
returns a time zone for the given region name or UTC offset given as a string ("+01:00")
static void strtolower(char *str)
convert a string to lower-case in place
Definition: QoreLib.h:268
DLLEXPORT bool tz_has_dst(const AbstractQoreZoneInfo *tz)
returns true if the zone has daylight savings time ever
DLLEXPORT BinaryNode * qore_gzip(void *ptr, unsigned long len, int level, ExceptionSink *xsink)
gzips data
DLLEXPORT char * q_dirname(const char *path)
thread-safe dirname function (resulting pointer must be free()ed)
DLLEXPORT const QoreTypeInfo * get_or_nothing_type_check(const QoreTypeInfo *typeInfo)
returns the "or nothing" type for the given type
DLLEXPORT int q_set_thread_var_value(int frame, const char *name, const QoreValue &val, ExceptionSink *xsink)
sets the value of the given thread-local variable (which may be a closure-bound variable as well) in ...
DLLEXPORT QoreHashNode * q_getgrnam(const char *name)
thread-safe version of getgrnam(): returns a Qore hash of the group information from the group name i...
The base class for all value and parse types in Qore expression trees.
Definition: AbstractQoreNode.h:57
virtual DLLEXPORT const char * getTypeName() const =0
returns the type name as a c string
DLLLOCAL qore_type_t getType() const
returns the data type
Definition: AbstractQoreNode.h:175
DLLEXPORT void deref(ExceptionSink *xsink)
decrements the reference count and calls derefImpl() if there_can_be_only_one is false,...
holds arbitrary binary data
Definition: BinaryNode.h:41
container for holding Qore-language exception information and also for registering a "thread_exit" ca...
Definition: ExceptionSink.h:48
STL-like list containing all presently-loaded Qore features.
Definition: QoreLib.h:227
DLLLOCAL FeatureList()
initialized by the library, constructor not exported
DLLLOCAL ~FeatureList()
destructor not exported
defines a Qore-language class
Definition: QoreClass.h:249
defines string encoding functions in Qore
Definition: QoreEncoding.h:83
This is the hash or associative list container type in Qore, dynamically allocated only,...
Definition: QoreHashNode.h:50
This is the list container type in Qore, dynamically allocated only, reference counted.
Definition: QoreListNode.h:52
supports parsing and executing Qore-language code, reference counted, dynamically-allocated only
Definition: QoreProgram.h:127
Qore's string type supported by the QoreEncoding class.
Definition: QoreString.h:93
Qore's string value type, reference counted, dynamically-allocated only.
Definition: QoreStringNode.h:50
int16_t qore_type_t
used to identify unique Qore data and parse types (descendents of AbstractQoreNode)
Definition: common.h:70
qore_license_t
qore library and module license type identifiers
Definition: common.h:85
long long int64
64bit integer type, cannot use int64_t here since it breaks the API on some 64-bit systems due to equ...
Definition: common.h:260
const qore_type_t NT_NOTHING
type value for QoreNothingNode
Definition: node_types.h:42
The main value class in Qore, designed to be passed by value.
Definition: QoreValue.h:275
definition of the elements in the qore_option_list
Definition: QoreLib.h:474
const char * constant
name of the constant for this option
Definition: QoreLib.h:476
bool value
the value of the option
Definition: QoreLib.h:478
const char * option
name of the option
Definition: QoreLib.h:475
int type
the type of the option
Definition: QoreLib.h:477