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QoreString.h
1 /* -*- mode: c++; indent-tabs-mode: nil -*- */
2 /*
3 QoreString.h
4
5 QoreString Class Definition
6
7 Qore Programming Language
8
9 Copyright 2003 - 2013 David Nichols
10
11 This library is free software; you can redistribute it and/or
12 modify it under the terms of the GNU Lesser General Public
13 License as published by the Free Software Foundation; either
14 version 2.1 of the License, or (at your option) any later version.
15
16 This library is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 Lesser General Public License for more details.
20
21 You should have received a copy of the GNU Lesser General Public
22 License along with this library; if not, write to the Free Software
23 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 */
25
26 #ifndef _QORE_QORESTRING_H
27
28 #define _QORE_QORESTRING_H
29
30 #include <stdarg.h>
31
32 #include <string>
33
34 class DateTime;
35 class BinaryNode;
36
38
42 class QoreString {
43 protected:
45 struct qore_string_private* priv;
46
47 DLLLOCAL void splice_simple(qore_size_t offset, qore_size_t length, QoreString* extract = 0);
48 DLLLOCAL void splice_simple(qore_size_t offset, qore_size_t length, const char* str, qore_size_t str_len, QoreString* extract = 0);
49 DLLLOCAL void splice_complex(qore_offset_t offset, ExceptionSink* xsink, QoreString* extract = 0);
50 DLLLOCAL void splice_complex(qore_offset_t offset, qore_offset_t length, ExceptionSink* xsink, QoreString* extract = 0);
51 DLLLOCAL void splice_complex(qore_offset_t offset, qore_offset_t length, const QoreString* str, ExceptionSink* xsink, QoreString* extract = 0);
52 DLLLOCAL int substr_simple(QoreString* str, qore_offset_t offset) const;
53 DLLLOCAL int substr_simple(QoreString* str, qore_offset_t offset, qore_offset_t length) const;
54 DLLLOCAL int substr_complex(QoreString* str, qore_offset_t offset, ExceptionSink* xsink) const;
55 DLLLOCAL int substr_complex(QoreString* str, qore_offset_t offset, qore_offset_t length, ExceptionSink* xsink) const;
56
57 // writes a new QoreString with the characters reversed of the "this" QoreString
58 // assumes the encoding is the same and the length is 0
59 DLLLOCAL void concat_reverse(QoreString* targ) const;
60
61 DLLLOCAL int snprintf(size_t size, const char* fmt, ...);
62 DLLLOCAL int vsnprintf(size_t size, const char* fmt, va_list args);
63 DLLLOCAL static int convert_encoding_intern(const char* src, qore_size_t src_len, const QoreEncoding* from, QoreString& targ, const QoreEncoding* to, ExceptionSink* xsink);
64
65 public:
67 DLLEXPORT QoreString();
68
70 DLLEXPORT QoreString(bool b);
71
73 DLLEXPORT QoreString(const char* str);
74
76 DLLEXPORT QoreString(const char* str, const QoreEncoding* new_qorecharset);
77
79 DLLEXPORT QoreString(const QoreEncoding* new_qorecharset);
80
82 DLLEXPORT QoreString(const char* str, qore_size_t len, const QoreEncoding* new_qorecharset = QCS_DEFAULT);
83
85 DLLEXPORT QoreString(const std::string& str, const QoreEncoding* new_encoding = QCS_DEFAULT);
86
88 DLLEXPORT QoreString(char c);
89
91 DLLEXPORT QoreString(const QoreString& str);
92
94 DLLEXPORT QoreString(const QoreString* str);
95
97 DLLEXPORT QoreString(const QoreString* str, qore_size_t len);
98
100 DLLEXPORT QoreString(int64 i);
101
103 DLLEXPORT QoreString(double f);
104
106 DLLEXPORT QoreString(const DateTime* date);
107
109 DLLEXPORT QoreString(const BinaryNode* bin);
110
112 DLLEXPORT QoreString(const BinaryNode* bin, qore_size_t maxlinelen);
113
115 DLLEXPORT QoreString(char* nbuf, qore_size_t nlen, qore_size_t nallocated, const QoreEncoding* enc);
116
118 DLLEXPORT ~QoreString();
119
121
123 DLLEXPORT qore_size_t length() const;
124
126 DLLEXPORT void set(const char* str, const QoreEncoding* new_qorecharset = QCS_DEFAULT);
127
129 DLLEXPORT void set(const std::string& str, const QoreEncoding* new_qorecharset = QCS_DEFAULT);
130
132 DLLEXPORT void set(const QoreString* str);
133
135 DLLEXPORT void set(const QoreString& str);
136
138 DLLEXPORT void setEncoding(const QoreEncoding* new_encoding);
139
141 DLLEXPORT void concatAndHTMLEncode(const char* str);
142
144 DLLEXPORT void concatAndHTMLDecode(const QoreString* str);
145
147 DLLEXPORT void concatAndHTMLDecode(const char* str, size_t slen);
148
150 DLLEXPORT void concatAndHTMLDecode(const char* str);
151
153
155 DLLEXPORT void concatDecodeUrl(const char* url);
156
158 DLLEXPORT int concatDecodeUrl(const QoreString& url, ExceptionSink* xsink);
159
161
165 DLLEXPORT int concatEncodeUrl(ExceptionSink* xsink, const QoreString& url, bool encode_all = false);
166
168 DLLEXPORT void concatEscape(const QoreString* str, char c, char esc_char, ExceptionSink* xsink);
169
171 DLLEXPORT void concatEscape(const char* str, char c, char esc_char = '\\');
172
174 DLLEXPORT void concatAndHTMLEncode(const QoreString* , ExceptionSink* xsink);
175
177 DLLEXPORT void concat(const QoreString* str, ExceptionSink* xsink);
178
180
186 DLLEXPORT int concat(const QoreString& str, qore_offset_t pos, ExceptionSink* xsink);
187
189
196 DLLEXPORT int concat(const QoreString& str, qore_offset_t pos, qore_offset_t len, ExceptionSink* xsink);
197
199
204 DLLEXPORT void concat(const QoreString* str, qore_size_t size, ExceptionSink* xsink);
205
207 DLLEXPORT void concatBase64(const char* buf, qore_size_t size);
208
210 DLLEXPORT void concatBase64(const BinaryNode* bin);
211
213 DLLEXPORT void concatBase64(const QoreString* str);
214
216 DLLEXPORT void concatBase64(const char* buf, qore_size_t size, qore_size_t maxlinelen);
217
219 DLLEXPORT void concatBase64(const BinaryNode* bin, qore_size_t maxlinelen);
220
222 DLLEXPORT void concatBase64(const QoreString* str, qore_size_t maxlinelen);
223
225
229 DLLEXPORT BinaryNode* parseBase64(ExceptionSink* xsink) const;
230
232
236 DLLEXPORT QoreString* parseBase64ToString(ExceptionSink* xsink) const;
237
239
244 DLLEXPORT QoreString* parseBase64ToString(const QoreEncoding* enc, ExceptionSink* xsink) const;
245
247 DLLEXPORT void concatHex(const char* buf, qore_size_t size);
248
250 DLLEXPORT void concatHex(const BinaryNode* bin);
251
253 DLLEXPORT void concatHex(const QoreString* str);
254
256
260 DLLEXPORT BinaryNode* parseHex(ExceptionSink* xsink) const;
261
263 DLLEXPORT void concat(const DateTime* d);
264
266 DLLEXPORT void concatISO8601DateTime(const DateTime* d);
267
269 DLLEXPORT void concat(const char* str);
270
272 DLLEXPORT void concat(const std::string& str);
273
275 DLLEXPORT void concat(const char* str, qore_size_t size);
276
278 DLLEXPORT void concat(const char c);
279
281
286 DLLEXPORT int compareSoft(const QoreString* str, ExceptionSink* xsink) const;
287
289
293 DLLEXPORT int compare(const QoreString* str) const;
294
296
300 DLLEXPORT int compare(const char* str) const;
301
303
305 DLLEXPORT bool equal(const QoreString& str) const;
306
308
310 DLLEXPORT bool equal(const char* str) const;
311
313
319 DLLEXPORT bool equalSoft(const QoreString& str, ExceptionSink* xsink) const;
320
322
324 DLLEXPORT bool equalPartial(const QoreString& str) const;
325
327
329 DLLEXPORT bool equalPartial(const char* str) const;
330
332
338 DLLEXPORT bool equalPartialSoft(const QoreString& str, ExceptionSink* xsink) const;
339
341
347 DLLEXPORT bool equalPartialPath(const QoreString& str, ExceptionSink* xsink) const;
348
350 DLLEXPORT void terminate(qore_size_t size);
351
353
355 DLLEXPORT void reserve(qore_size_t size);
356
358
360 DLLEXPORT int sprintf(const char* fmt, ...);
361
363
365 DLLEXPORT int vsprintf(const char* fmt, va_list args);
366
368
370 DLLEXPORT void take(char* str);
371
373 DLLEXPORT void take(char* str, const QoreEncoding* enc);
375
376 DLLEXPORT void take(char* str, qore_size_t size);
377
379 DLLEXPORT void take(char* str, qore_size_t size, const QoreEncoding* enc);
380
382 DLLEXPORT void takeAndTerminate(char* str, qore_size_t size);
383
385 DLLEXPORT void takeAndTerminate(char* str, qore_size_t size, const QoreEncoding* enc);
386
388
393 DLLEXPORT QoreString* convertEncoding(const QoreEncoding* nccs, ExceptionSink* xsink) const;
394
396
399 DLLEXPORT char* giveBuffer();
400
402 DLLEXPORT void clear();
403
405
407 DLLEXPORT void reset();
408
410
412 DLLEXPORT void replaceAll(const char* old_str, const char* new_str);
413
415
417 DLLEXPORT void replace(qore_size_t offset, qore_size_t len, const char* str);
418
420
425 DLLEXPORT void replace(qore_size_t offset, qore_size_t len, const QoreString* str);
426
428
430 DLLEXPORT void replace(qore_size_t offset, qore_size_t len, const QoreString* str, ExceptionSink* xsink);
431
433
435 DLLEXPORT void replaceChar(qore_size_t offset, char c);
436
438
442 DLLEXPORT void splice(qore_offset_t offset, ExceptionSink* xsink);
443
445
450 DLLEXPORT void splice(qore_offset_t offset, qore_offset_t length, ExceptionSink* xsink);
451
453
459 DLLEXPORT void splice(qore_offset_t offset, qore_offset_t length, const AbstractQoreNode* strn, ExceptionSink* xsink);
460
462
468 DLLEXPORT void splice(qore_offset_t offset, qore_offset_t length, const QoreString& str, ExceptionSink* xsink);
469
471
476 DLLEXPORT QoreString* extract(qore_offset_t offset, ExceptionSink* xsink);
477
479
485 DLLEXPORT QoreString* extract(qore_offset_t offset, qore_offset_t length, ExceptionSink* xsink);
486
488
495 DLLEXPORT QoreString* extract(qore_offset_t offset, qore_offset_t length, const AbstractQoreNode* strn, ExceptionSink* xsink);
496
498
503 DLLEXPORT QoreString* substr(qore_offset_t offset, ExceptionSink* xsink) const;
504
506
512 DLLEXPORT QoreString* substr(qore_offset_t offset, qore_offset_t length, ExceptionSink* xsink) const;
513
515 DLLEXPORT qore_size_t chomp();
516
518 DLLEXPORT const QoreEncoding* getEncoding() const;
519
521 DLLEXPORT QoreString* copy() const;
522
524
526 DLLEXPORT void tolwr();
527
529
531 DLLEXPORT void toupr();
532
534 DLLEXPORT qore_size_t strlen() const;
535
537 DLLEXPORT qore_size_t size() const;
538
540 DLLEXPORT qore_size_t capacity() const;
541
543 DLLEXPORT const char* getBuffer() const;
544
546
548 DLLEXPORT void allocate(unsigned requested_size);
549
551
557 DLLEXPORT int insertch(char c, qore_size_t pos, unsigned times);
558
560
565 DLLEXPORT int insert(const char* str, qore_size_t pos);
566
568 DLLEXPORT void addch(char c, unsigned times);
569
571
577 DLLEXPORT void concatUTF8FromUnicode(unsigned code);
578
580
584 DLLEXPORT int concatUnicode(unsigned code, ExceptionSink* xsink);
585
587
591 DLLEXPORT int concatUnicode(unsigned code);
592
594
597 DLLEXPORT QoreString* reverse() const;
598
600 DLLEXPORT void trim_trailing(const char* chars = 0);
601
603 DLLEXPORT void trim_leading(const char* chars = 0);
604
606 DLLEXPORT void trim(const char* chars = 0);
607
609 DLLEXPORT void trim_trailing(char c);
610
612 DLLEXPORT void trim_single_trailing(char c);
613
615 DLLEXPORT void trim_leading(char c);
616
618 DLLEXPORT void trim_single_leading(char c);
619
621 DLLEXPORT void trim(char c);
622
624
628 DLLEXPORT unsigned int getUnicodePointFromUTF8(qore_offset_t offset = 0) const;
629
631
638 DLLEXPORT unsigned int getUnicodePoint(qore_offset_t offset, ExceptionSink* xsink) const;
639
641
648 DLLEXPORT unsigned int getUnicodePointFromBytePos(qore_size_t offset, unsigned& len, ExceptionSink* xsink) const;
649
651 DLLEXPORT void prepend(const char* str);
652
654 DLLEXPORT void prepend(const char* str, qore_size_t size);
655
657 DLLEXPORT QoreString& operator=(const QoreString& other);
658
660 DLLEXPORT QoreString& operator=(const char* other);
661
663 DLLEXPORT QoreString& operator=(const std::string& other);
664
666 DLLEXPORT bool operator==(const QoreString& other) const;
667
669 DLLEXPORT bool operator==(const std::string& other) const;
670
672 DLLEXPORT bool operator==(const char* other) const;
673
675
680 DLLEXPORT char operator[](qore_offset_t pos) const;
681
683 DLLEXPORT QoreString& operator+=(const char* str);
684
686 DLLEXPORT QoreString& operator+=(const std::string& str);
687
689 DLLEXPORT bool empty() const;
690
692 DLLEXPORT qore_offset_t index(const QoreString& needle, qore_offset_t pos, ExceptionSink* xsink) const;
693
695 DLLEXPORT qore_offset_t bindex(const QoreString& needle, qore_offset_t pos) const;
696
698 DLLEXPORT qore_offset_t bindex(const char* needle, qore_offset_t pos) const;
699
701 DLLEXPORT qore_offset_t bindex(const std::string& needle, qore_offset_t pos) const;
702
704
710 DLLEXPORT qore_offset_t rindex(const QoreString& needle, qore_offset_t pos, ExceptionSink* xsink) const;
711
713 DLLEXPORT qore_offset_t brindex(const QoreString& needle, qore_offset_t pos) const;
714
716 DLLEXPORT qore_offset_t brindex(const char* needle, qore_offset_t pos) const;
717
719 DLLEXPORT qore_offset_t brindex(const std::string& needle, qore_offset_t pos) const;
720
722 DLLEXPORT qore_offset_t find(char c, qore_offset_t pos = 0) const;
723
725 DLLEXPORT qore_offset_t rfind(char c, qore_offset_t pos = -1) const;
726
728
730 DLLEXPORT bool isDataPrintableAscii() const;
731
733
735 DLLEXPORT bool isDataAscii() const;
736
738 DLLEXPORT int64 toBigInt() const;
739
741
746 DLLEXPORT qore_offset_t getByteOffset(qore_size_t i, ExceptionSink* xsink) const;
747
748 // concatenates a qorestring without converting encodings - internal only
749 DLLLOCAL void concat(const QoreString* str);
750
751 // private constructor
752 DLLLOCAL QoreString(struct qore_string_private* p);
753 };
754
755 DLLEXPORT QoreString* checkEncoding(const QoreString* str, const QoreEncoding* enc, ExceptionSink* xsink);
756
757 class QoreStringMaker : public QoreString {
758 private:
760 DLLLOCAL QoreStringMaker(const QoreStringMaker& str);
761
763 DLLLOCAL QoreStringMaker& operator=(const QoreStringMaker&);
764
765 public:
767
769 DLLEXPORT QoreStringMaker(const char* fmt, ...);
770
772
774 DLLEXPORT QoreStringMaker(const QoreEncoding* enc, const char* fmt, ...);
775 };
776
778
787 class TempString {
788 private:
789 QoreString* str;
790
792 TempString(const TempString& );
793
795 TempString& operator=(const TempString& );
796
798 void* operator new(size_t);
799
800 public:
802 DLLLOCAL TempString() : str(new QoreString) {
803 }
804
806 DLLLOCAL TempString(const QoreEncoding* enc) : str(new QoreString(enc)) {
807 }
808
810 DLLLOCAL TempString(QoreString* s) {
811 str = s;
812 }
813
815 DLLLOCAL ~TempString() {
816 delete str;
817 }
818
820 DLLLOCAL QoreString* operator->(){ return str; };
821
823 DLLLOCAL QoreString* operator*() { return str; };
824
826 DLLLOCAL operator bool() const { return str != 0; }
827
829 DLLLOCAL QoreString* release() { QoreString* rv = str; str = 0; return rv; }
830 };
831
833
845 class TempEncodingHelper {
846 private:
847 QoreString* str;
848 bool temp;
849
851 DLLLOCAL TempEncodingHelper(const TempEncodingHelper& );
852
854 DLLLOCAL TempEncodingHelper& operator=(const TempEncodingHelper& );
855
857 DLLLOCAL void* operator new(size_t);
858
860 DLLLOCAL void discard_intern() {
861 if (temp && str)
862 delete str;
863 }
864
866
871 DLLLOCAL void set_intern(const QoreString* s, const QoreEncoding* qe, ExceptionSink* xsink) {
872 if (s->getEncoding() != qe) {
873 str = s->convertEncoding(qe, xsink);
874 temp = true;
875 }
876 else {
877 str = const_cast<QoreString* >(s);
878 temp = false;
879 }
880 }
881
882 public:
884
889 DLLLOCAL TempEncodingHelper(const QoreString& s, const QoreEncoding* qe, ExceptionSink* xsink) {
890 set_intern(&s, qe, xsink);
891 }
892
894
899 DLLLOCAL TempEncodingHelper(const QoreString* s, const QoreEncoding* qe, ExceptionSink* xsink) {
900 set_intern(s, qe, xsink);
901 }
902
904 DLLLOCAL TempEncodingHelper() : str(0), temp(false) {
905 }
906
908 DLLLOCAL ~TempEncodingHelper() {
909 discard_intern();
910 }
911
913
922 DLLLOCAL int set(const QoreString* s, const QoreEncoding* qe, ExceptionSink* xsink) {
923 discard_intern();
924
925 set_intern(s, qe, xsink);
926 return str != 0;
927 }
928
930 DLLLOCAL bool is_temp() const {
931 return temp;
932 }
933
935 DLLLOCAL void makeTemp() {
936 if (!temp && str) {
937 str = new QoreString(*str);
938 temp = true;
939 }
940 }
941
943 DLLLOCAL const QoreString* operator->(){ return str; };
944
946 DLLLOCAL const QoreString* operator*() { return str; };
947
949
952 DLLLOCAL operator bool() const { return str != 0; }
953
955
958 DLLLOCAL char* giveBuffer() {
959 if (!str)
960 return 0;
961 if (temp)
962 return str->giveBuffer();
963 return strdup(str->getBuffer());
964 }
965 };
966
967 #endif
968
QoreString::operator[]
DLLEXPORT char operator[](qore_offset_t pos) const
returns the byte (not character) at the given location; if the location is invalid, returns 0
QoreString::trim_trailing
DLLEXPORT void trim_trailing(const char *chars=0)
remove trailing whitespace or other characters
QoreString::isDataPrintableAscii
DLLEXPORT bool isDataPrintableAscii() const
returns true if the string is empty or only contains printable non-control ASCII characters (ie all c...
QoreString::equalSoft
DLLEXPORT bool equalSoft(const QoreString &str, ExceptionSink *xsink) const
returns true if the strings are equal, false if not, if the character encodings are different...
QoreString::QoreString
DLLEXPORT QoreString()
creates an empty string and assigns the default encoding QCS_DEFAULT
QoreString::parseHex
DLLEXPORT BinaryNode * parseHex(ExceptionSink *xsink) const
parses the current string data as hexadecimal-encoded data and returns it as a BinaryNode pointer (ca...
QoreString::equalPartialSoft
DLLEXPORT bool equalPartialSoft(const QoreString &str, ExceptionSink *xsink) const
returns true if the beginning of the current string matches the argument string, false if not...
QoreString::setEncoding
DLLEXPORT void setEncoding(const QoreEncoding *new_encoding)
changes the tagged encoding to the given encoding; does not affect the actual string buffer...
QoreString::priv
struct qore_string_private * priv
the private implementation of QoreString
Definition: QoreString.h:45
QoreEncoding
defines string encoding functions in Qore
Definition: QoreEncoding.h:72
QoreString::find
DLLEXPORT qore_offset_t find(char c, qore_offset_t pos=0) const
returns the byte position of a character (byte) within the string or -1 if not found ...
QoreString::toBigInt
DLLEXPORT int64 toBigInt() const
returns the value of the string as an int64
QoreString::concatDecodeUrl
DLLEXPORT void concatDecodeUrl(const char *url)
concatenates a URL-decoded version of the c-string passed
QoreString::replaceAll
DLLEXPORT void replaceAll(const char *old_str, const char *new_str)
replaces all occurences of the first string with the second string
QCS_DEFAULT
DLLEXPORT const QoreEncoding * QCS_DEFAULT
the default encoding for the Qore library
QoreString::getByteOffset
DLLEXPORT qore_offset_t getByteOffset(qore_size_t i, ExceptionSink *xsink) const
returns the byte position of the given character position in the string or -1 if the string does not ...
QoreString::concatEscape
DLLEXPORT void concatEscape(const QoreString *str, char c, char esc_char, ExceptionSink *xsink)
concatenates a string and escapes character c with esc_char (converts encodings if necessary) ...
QoreString::set
DLLEXPORT void set(const char *str, const QoreEncoding *new_qorecharset=QCS_DEFAULT)
copies the c-string passed and sets the value of the string and its encoding
QoreString::trim_single_trailing
DLLEXPORT void trim_single_trailing(char c)
remove a single trailing character if present
QoreString::equalPartialPath
DLLEXPORT bool equalPartialPath(const QoreString &str, ExceptionSink *xsink) const
returns true if the begining of the current string matches the argument string where either both stri...
QoreString::equalPartial
DLLEXPORT bool equalPartial(const QoreString &str) const
returns true if the beginning of the current string matches the argument string, false if not...
QoreString::getUnicodePointFromUTF8
DLLEXPORT unsigned int getUnicodePointFromUTF8(qore_offset_t offset=0) const
return Unicode code point for character offset, string must be UTF-8
QoreString::rfind
DLLEXPORT qore_offset_t rfind(char c, qore_offset_t pos=-1) const
returns the last byte position of a character (byte) within the string or -1 if not found ...
QoreString::reserve
DLLEXPORT void reserve(qore_size_t size)
ensures that at least the given size is available in the string; the string&#39;s contents are not affect...
QoreString::equal
DLLEXPORT bool equal(const QoreString &str) const
returns true if the strings are equal, false if not, if the character encodings are different...
QoreString::concatHex
DLLEXPORT void concatHex(const char *buf, qore_size_t size)
concatenates hexidecimal digits corresponding to the binary data passed up to byte &quot;len&quot; ...
QoreString::parseBase64ToString
DLLEXPORT QoreString * parseBase64ToString(ExceptionSink *xsink) const
parses the current string data as base64-encoded data and returns it as a QoreString pointer owned by...
TempEncodingHelper::is_temp
DLLLOCAL bool is_temp() const
returns true if a temporary string is being managed
Definition: QoreString.h:930
DateTime
Holds absolute and relative date/time values in Qore with precision to the microsecond.
Definition: DateTime.h:85
QoreString::giveBuffer
DLLEXPORT char * giveBuffer()
returns the character buffer and leaves the QoreString empty, the caller owns the memory returned (mu...
QoreString::sprintf
DLLEXPORT int sprintf(const char *fmt,...)
this will concatentate a formatted string to the existing string according to the format string and t...
AbstractQoreNode
The base class for all value and parse types in Qore expression trees.
Definition: AbstractQoreNode.h:47
QoreString::concatISO8601DateTime
DLLEXPORT void concatISO8601DateTime(const DateTime *d)
concatenates a DateTime value to a string in the format YYYYMMDDTHH:mm:SS &lt;- where the &quot;T&quot; is a liter...
QoreString::capacity
DLLEXPORT qore_size_t capacity() const
returns number of bytes allocated for the string&#39;s buffer, capacity is always &gt;= size ...
qore_size_t
size_t qore_size_t
used for sizes (same range as a pointer)
Definition: common.h:62
qore_offset_t
long qore_offset_t
used for offsets that could be negative
Definition: common.h:65
QoreString::parseBase64
DLLEXPORT BinaryNode * parseBase64(ExceptionSink *xsink) const
parses the current string data as base64-encoded data and returns it as a BinaryNode pointer (caller ...
QoreString::tolwr
DLLEXPORT void tolwr()
converts the string to lower-case in place
QoreString::prepend
DLLEXPORT void prepend(const char *str)
prepends the string given to the string, assumes character encoding is the same as the string&#39;s ...
QoreString::splice
DLLEXPORT void splice(qore_offset_t offset, ExceptionSink *xsink)
removes characters from the string starting at position &quot;offset&quot;
QoreString::concatUTF8FromUnicode
DLLEXPORT void concatUTF8FromUnicode(unsigned code)
append a UTF-8 character sequence from a unicode code point, assumes the string is tagged with QCS_UT...
QoreString::getUnicodePoint
DLLEXPORT unsigned int getUnicodePoint(qore_offset_t offset, ExceptionSink *xsink) const
return Unicode code point for the single character at the given character (not byte) offset in the st...
QoreString
Qore&#39;s string type supported by the QoreEncoding class.
Definition: QoreString.h:42
QoreString::replace
DLLEXPORT void replace(qore_size_t offset, qore_size_t len, const char *str)
replaces bytes with the string passed
TempString
class used to hold a possibly temporary QoreString pointer, stack only, cannot be dynamically allocat...
Definition: QoreString.h:787
QoreString::insertch
DLLEXPORT int insertch(char c, qore_size_t pos, unsigned times)
insert a character at a certain position in the string a number of times
QoreString::concat
DLLEXPORT void concat(const QoreString *str, ExceptionSink *xsink)
concatenates a string and converts encodings if necessary
QoreString::compare
DLLEXPORT int compare(const QoreString *str) const
compares two strings without converting encodings (if the encodings do not match then &quot;this&quot; is deeme...
QoreString::rindex
DLLEXPORT qore_offset_t rindex(const QoreString &needle, qore_offset_t pos, ExceptionSink *xsink) const
returns the character position of a substring searching in reverse from a given position or -1 if not...
QoreString::index
DLLEXPORT qore_offset_t index(const QoreString &needle, qore_offset_t pos, ExceptionSink *xsink) const
returns the character position of a substring within the string or -1 if not found ...
QoreString::convertEncoding
DLLEXPORT QoreString * convertEncoding(const QoreEncoding *nccs, ExceptionSink *xsink) const
converts the encoding of the string to the specified encoding, returns 0 if an error occurs...
QoreString::toupr
DLLEXPORT void toupr()
converts the string to upper-case in place
QoreString::length
DLLEXPORT qore_size_t length() const
returns the number of characters (not bytes) in the string
TempString::release
DLLLOCAL QoreString * release()
releases the QoreString pointer being managed and sets the internal pointer to 0
Definition: QoreString.h:829
QoreString::isDataAscii
DLLEXPORT bool isDataAscii() const
returns true if the string is empty or has no characters with the high bit set (ie all characters &lt; 1...
QoreString::concatBase64
DLLEXPORT void concatBase64(const char *buf, qore_size_t size)
concatenates the base64-encoded version of the binary data passed
QoreString::reverse
DLLEXPORT QoreString * reverse() const
return a Qorestring with the characters reversed
TempEncodingHelper
use this class to manage strings where the character encoding must be specified and may be different ...
Definition: QoreString.h:845
QoreString::getEncoding
DLLEXPORT const QoreEncoding * getEncoding() const
returns the encoding for the string
QoreString::getUnicodePointFromBytePos
DLLEXPORT unsigned int getUnicodePointFromBytePos(qore_size_t offset, unsigned &len, ExceptionSink *xsink) const
return Unicode code point for the given byte offset
QoreString::insert
DLLEXPORT int insert(const char *str, qore_size_t pos)
inserts a character string at a certain position in the string
QoreString::concatAndHTMLEncode
DLLEXPORT void concatAndHTMLEncode(const char *str)
concatenates HTML-encoded version of the c-string passed
QoreString::copy
DLLEXPORT QoreString * copy() const
returns an exact copy of the string
ExceptionSink
container for holding Qore-language exception information and also for registering a &quot;thread_exit&quot; ca...
Definition: ExceptionSink.h:35
QoreString::empty
DLLEXPORT bool empty() const
returns true if the string is empty, false if not
TempEncodingHelper::operator*
DLLLOCAL const QoreString * operator*()
returns the string being managed
Definition: QoreString.h:946
TempString::~TempString
DLLLOCAL ~TempString()
deletes the QoreString pointer being managed
Definition: QoreString.h:815
TempEncodingHelper::TempEncodingHelper
DLLLOCAL TempEncodingHelper(const QoreString &s, const QoreEncoding *qe, ExceptionSink *xsink)
converts the given string to the required encoding if necessary
Definition: QoreString.h:889
QoreString::operator==
DLLEXPORT bool operator==(const QoreString &other) const
returns true if the other string is equal to this string (encodings also must be equal) ...
QoreString::bindex
DLLEXPORT qore_offset_t bindex(const QoreString &needle, qore_offset_t pos) const
returns the byte position of a substring within the string or -1 if not found
QoreString::concatEncodeUrl
DLLEXPORT int concatEncodeUrl(ExceptionSink *xsink, const QoreString &url, bool encode_all=false)
concatenates a URL-encoded version of the c-string passed
QoreString::trim_leading
DLLEXPORT void trim_leading(const char *chars=0)
remove leading whitespace or other characters
QoreString::replaceChar
DLLEXPORT void replaceChar(qore_size_t offset, char c)
replaces a byte with the byte passed
QoreString::addch
DLLEXPORT void addch(char c, unsigned times)
append a character to the string a number of times
TempString::TempString
DLLLOCAL TempString(QoreString *s)
populates the object with the QoreString pointer to be managed
Definition: QoreString.h:810
TempEncodingHelper::makeTemp
DLLLOCAL void makeTemp()
ensures that the object is holding a temporary value
Definition: QoreString.h:935
QoreString::terminate
DLLEXPORT void terminate(qore_size_t size)
terminates the string at byte position &quot;size&quot;, the string is reallocated if necessary ...
TempEncodingHelper::TempEncodingHelper
DLLLOCAL TempEncodingHelper()
creates an empty TempEncodingHelperObject that may be initialized with TempEncodingHelper::set() late...
Definition: QoreString.h:904
TempEncodingHelper::~TempEncodingHelper
DLLLOCAL ~TempEncodingHelper()
deletes any temporary string being managed by the object
Definition: QoreString.h:908
QoreString::trim
DLLEXPORT void trim(const char *chars=0)
remove leading and trailing whitespace or other characters
TempString::operator->
DLLLOCAL QoreString * operator->()
returns the QoreString pointer being managed
Definition: QoreString.h:820
QoreString::strlen
DLLEXPORT qore_size_t strlen() const
returns number of bytes in the string (not including the null pointer)
QoreString::concatUnicode
DLLEXPORT int concatUnicode(unsigned code, ExceptionSink *xsink)
append a character sequence from a unicode code point (returns 0 for OK, -1 for exception) ...
QoreString::operator+=
DLLEXPORT QoreString & operator+=(const char *str)
concatenates the characters to the string; assumes the string to be concatenated is already in the ch...
TempEncodingHelper::TempEncodingHelper
DLLLOCAL TempEncodingHelper(const QoreString *s, const QoreEncoding *qe, ExceptionSink *xsink)
converts the given string to the required encoding if necessary
Definition: QoreString.h:899
QoreString::chomp
DLLEXPORT qore_size_t chomp()
removes a single \n\r or \n from the end of the string and returns the number of characters removed ...
QoreString::~QoreString
DLLEXPORT ~QoreString()
frees any memory allocated by the string
QoreString::takeAndTerminate
DLLEXPORT void takeAndTerminate(char *str, qore_size_t size)
takes ownership of the character pointer passed and assigns it to the string (frees memory previously...
TempString::TempString
DLLLOCAL TempString(const QoreEncoding *enc)
populates the object with a new QoreString in a specific encoding that this object will manage ...
Definition: QoreString.h:806
QoreString::brindex
DLLEXPORT qore_offset_t brindex(const QoreString &needle, qore_offset_t pos) const
returns the byte position of a substring within the string searching in reverse from a given position...
QoreString::extract
DLLEXPORT QoreString * extract(qore_offset_t offset, ExceptionSink *xsink)
removes characters from the string starting at position &quot;offset&quot; and returns a string of the characte...
QoreString::allocate
DLLEXPORT void allocate(unsigned requested_size)
Ensure the internal buffer has at least expected size in bytes.
TempEncodingHelper::giveBuffer
DLLLOCAL char * giveBuffer()
returns a char pointer of the string, the caller owns the pointer returned (it must be manually freed...
Definition: QoreString.h:958
QoreString::reset
DLLEXPORT void reset()
reset string to zero length; memory is deallocated; string encoding is reset to QCS_DEFAULT ...
QoreString::clear
DLLEXPORT void clear()
reset string to zero length; memory is not deallocated; string encoding does not change ...
TempString::operator*
DLLLOCAL QoreString * operator*()
returns the QoreString pointer being managed
Definition: QoreString.h:823
QoreString::concatAndHTMLDecode
DLLEXPORT void concatAndHTMLDecode(const QoreString *str)
concatenates HTML-decoded version of the c-string passed
QoreString::trim_single_leading
DLLEXPORT void trim_single_leading(char c)
remove a single leading character if present
TempEncodingHelper::set
DLLLOCAL int set(const QoreString *s, const QoreEncoding *qe, ExceptionSink *xsink)
discards any current state and sets and converts (if necessary) a new string to the desired encoding ...
Definition: QoreString.h:922
QoreString::vsprintf
DLLEXPORT int vsprintf(const char *fmt, va_list args)
this will concatentate a formatted string to the existing string according to the format string and t...
QoreString::substr
DLLEXPORT QoreString * substr(qore_offset_t offset, ExceptionSink *xsink) const
returns a new string consisting of all the characters from the current string starting with character...
TempEncodingHelper::operator->
DLLLOCAL const QoreString * operator->()
returns the string being managed
Definition: QoreString.h:943
QoreString::size
DLLEXPORT qore_size_t size() const
returns number of bytes in the string (not including the null pointer)
QoreString::take
DLLEXPORT void take(char *str)
takes ownership of the character pointer passed and assigns it to the string (frees memory previously...
TempString::TempString
DLLLOCAL TempString()
populates the object with a new QoreString that this object will manage
Definition: QoreString.h:802
QoreString::operator=
DLLEXPORT QoreString & operator=(const QoreString &other)
assigns the value of one string to another
BinaryNode
holds arbitrary binary data
Definition: BinaryNode.h:33
QoreString::compareSoft
DLLEXPORT int compareSoft(const QoreString *str, ExceptionSink *xsink) const
compares the string with another string, performing character set encoding conversion if necessary ...
QoreString::getBuffer
DLLEXPORT const char * getBuffer() const
returns the string&#39;s buffer; this data should not be changed