1 /*
2 +----------------------------------------------------------------------+
3 | PHP Version 5 |
4 +----------------------------------------------------------------------+
5 | Copyright (c) 2006-2016 The PHP Group |
6 +----------------------------------------------------------------------+
7 | This source file is subject to version 3.01 of the PHP license, |
8 | that is bundled with this package in the file LICENSE, and is |
9 | available through the world-wide-web at the following url: |
10 | http://www.php.net/license/3_01.txt |
11 | If you did not receive a copy of the PHP license and are unable to |
12 | obtain it through the world-wide-web, please send a note to |
13 | license@php.net so we can mail you a copy immediately. |
14 +----------------------------------------------------------------------+
15 | Authors: Georg Richter <georg@mysql.com> |
16 | Andrey Hristov <andrey@mysql.com> |
17 | Ulf Wendel <uwendel@mysql.com> |
18 +----------------------------------------------------------------------+
19 */
20 #include "php.h"
21 #include "php_globals.h"
22 #include "mysqlnd.h"
23 #include "mysqlnd_priv.h"
24 #include "mysqlnd_debug.h"
25 #include "mysqlnd_charset.h"
26
27 /* {{{ utf8 functions */
check_mb_utf8mb3_sequence(const char * start,const char * end)28 static unsigned int check_mb_utf8mb3_sequence(const char *start, const char *end)
29 {
30 zend_uchar c;
31
32 if (start >= end) {
33 return 0;
34 }
35
36 c = (zend_uchar) start[0];
37
38 if (c < 0x80) {
39 return 1; /* single byte character */
40 }
41 if (c < 0xC2) {
42 return 0; /* invalid mb character */
43 }
44 if (c < 0xE0) {
45 if (start + 2 > end) {
46 return 0; /* too small */
47 }
48 if (!(((zend_uchar)start[1] ^ 0x80) < 0x40)) {
49 return 0;
50 }
51 return 2;
52 }
53 if (c < 0xF0) {
54 if (start + 3 > end) {
55 return 0; /* too small */
56 }
57 if (!(((zend_uchar)start[1] ^ 0x80) < 0x40 && ((zend_uchar)start[2] ^ 0x80) < 0x40 &&
58 (c >= 0xE1 || (zend_uchar)start[1] >= 0xA0))) {
59 return 0; /* invalid utf8 character */
60 }
61 return 3;
62 }
63 return 0;
64 }
65
66
check_mb_utf8_sequence(const char * start,const char * end)67 static unsigned int check_mb_utf8_sequence(const char *start, const char *end)
68 {
69 zend_uchar c;
70
71 if (start >= end) {
72 return 0;
73 }
74
75 c = (zend_uchar) start[0];
76
77 if (c < 0x80) {
78 return 1; /* single byte character */
79 }
80 if (c < 0xC2) {
81 return 0; /* invalid mb character */
82 }
83 if (c < 0xE0) {
84 if (start + 2 > end) {
85 return 0; /* too small */
86 }
87 if (!(((zend_uchar)start[1] ^ 0x80) < 0x40)) {
88 return 0;
89 }
90 return 2;
91 }
92 if (c < 0xF0) {
93 if (start + 3 > end) {
94 return 0; /* too small */
95 }
96 if (!(((zend_uchar)start[1] ^ 0x80) < 0x40 && ((zend_uchar)start[2] ^ 0x80) < 0x40 &&
97 (c >= 0xE1 || (zend_uchar)start[1] >= 0xA0))) {
98 return 0; /* invalid utf8 character */
99 }
100 return 3;
101 }
102 if (c < 0xF5) {
103 if (start + 4 > end) { /* We need 4 characters */
104 return 0; /* too small */
105 }
106
107 /*
108 UTF-8 quick four-byte mask:
109 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
110 Encoding allows to encode U+00010000..U+001FFFFF
111
112 The maximum character defined in the Unicode standard is U+0010FFFF.
113 Higher characters U+00110000..U+001FFFFF are not used.
114
115 11110000.10010000.10xxxxxx.10xxxxxx == F0.90.80.80 == U+00010000 (min)
116 11110100.10001111.10111111.10111111 == F4.8F.BF.BF == U+0010FFFF (max)
117
118 Valid codes:
119 [F0][90..BF][80..BF][80..BF]
120 [F1][80..BF][80..BF][80..BF]
121 [F2][80..BF][80..BF][80..BF]
122 [F3][80..BF][80..BF][80..BF]
123 [F4][80..8F][80..BF][80..BF]
124 */
125
126 if (!(((zend_uchar)start[1] ^ 0x80) < 0x40 &&
127 ((zend_uchar)start[2] ^ 0x80) < 0x40 &&
128 ((zend_uchar)start[3] ^ 0x80) < 0x40 &&
129 (c >= 0xf1 || (zend_uchar)start[1] >= 0x90) &&
130 (c <= 0xf3 || (zend_uchar)start[1] <= 0x8F)))
131 {
132 return 0; /* invalid utf8 character */
133 }
134 return 4;
135 }
136 return 0;
137 }
138
check_mb_utf8mb3_valid(const char * start,const char * end)139 static unsigned int check_mb_utf8mb3_valid(const char *start, const char *end)
140 {
141 unsigned int len = check_mb_utf8mb3_sequence(start, end);
142 return (len > 1)? len:0;
143 }
144
check_mb_utf8_valid(const char * start,const char * end)145 static unsigned int check_mb_utf8_valid(const char *start, const char *end)
146 {
147 unsigned int len = check_mb_utf8_sequence(start, end);
148 return (len > 1)? len:0;
149 }
150
151
mysqlnd_mbcharlen_utf8mb3(unsigned int utf8)152 static unsigned int mysqlnd_mbcharlen_utf8mb3(unsigned int utf8)
153 {
154 if (utf8 < 0x80) {
155 return 1; /* single byte character */
156 }
157 if (utf8 < 0xC2) {
158 return 0; /* invalid multibyte header */
159 }
160 if (utf8 < 0xE0) {
161 return 2; /* double byte character */
162 }
163 if (utf8 < 0xF0) {
164 return 3; /* triple byte character */
165 }
166 return 0;
167 }
168
169
mysqlnd_mbcharlen_utf8(unsigned int utf8)170 static unsigned int mysqlnd_mbcharlen_utf8(unsigned int utf8)
171 {
172 if (utf8 < 0x80) {
173 return 1; /* single byte character */
174 }
175 if (utf8 < 0xC2) {
176 return 0; /* invalid multibyte header */
177 }
178 if (utf8 < 0xE0) {
179 return 2; /* double byte character */
180 }
181 if (utf8 < 0xF0) {
182 return 3; /* triple byte character */
183 }
184 if (utf8 < 0xF8) {
185 return 4; /* four byte character */
186 }
187 return 0;
188 }
189 /* }}} */
190
191
192 /* {{{ big5 functions */
193 #define valid_big5head(c) (0xA1 <= (unsigned int)(c) && (unsigned int)(c) <= 0xF9)
194 #define valid_big5tail(c) ((0x40 <= (unsigned int)(c) && (unsigned int)(c) <= 0x7E) || \
195 (0xA1 <= (unsigned int)(c) && (unsigned int)(c) <= 0xFE))
196
197 #define isbig5code(c,d) (isbig5head(c) && isbig5tail(d))
198
check_mb_big5(const char * start,const char * end)199 static unsigned int check_mb_big5(const char *start, const char *end)
200 {
201 return (valid_big5head(*(start)) && (end - start) > 1 && valid_big5tail(*(start + 1)) ? 2 : 0);
202 }
203
204
mysqlnd_mbcharlen_big5(unsigned int big5)205 static unsigned int mysqlnd_mbcharlen_big5(unsigned int big5)
206 {
207 return (valid_big5head(big5)) ? 2 : 1;
208 }
209 /* }}} */
210
211
212 /* {{{ cp932 functions */
213 #define valid_cp932head(c) ((0x81 <= (c) && (c) <= 0x9F) || (0xE0 <= (c) && c <= 0xFC))
214 #define valid_cp932tail(c) ((0x40 <= (c) && (c) <= 0x7E) || (0x80 <= (c) && c <= 0xFC))
215
216
check_mb_cp932(const char * start,const char * end)217 static unsigned int check_mb_cp932(const char *start, const char *end)
218 {
219 return (valid_cp932head((zend_uchar)start[0]) && (end - start > 1) &&
220 valid_cp932tail((zend_uchar)start[1])) ? 2 : 0;
221 }
222
223
mysqlnd_mbcharlen_cp932(unsigned int cp932)224 static unsigned int mysqlnd_mbcharlen_cp932(unsigned int cp932)
225 {
226 return (valid_cp932head((zend_uchar)cp932)) ? 2 : 1;
227 }
228 /* }}} */
229
230
231 /* {{{ euckr functions */
232 #define valid_euckr(c) ((0xA1 <= (zend_uchar)(c) && (zend_uchar)(c) <= 0xFE))
233
check_mb_euckr(const char * start,const char * end)234 static unsigned int check_mb_euckr(const char *start, const char *end)
235 {
236 if (end - start <= 1) {
237 return 0; /* invalid length */
238 }
239 if (*(zend_uchar *)start < 0x80) {
240 return 0; /* invalid euckr character */
241 }
242 if (valid_euckr(start[1])) {
243 return 2;
244 }
245 return 0;
246 }
247
248
mysqlnd_mbcharlen_euckr(unsigned int kr)249 static unsigned int mysqlnd_mbcharlen_euckr(unsigned int kr)
250 {
251 return (valid_euckr(kr)) ? 2 : 1;
252 }
253 /* }}} */
254
255
256 /* {{{ eucjpms functions */
257 #define valid_eucjpms(c) (((c) & 0xFF) >= 0xA1 && ((c) & 0xFF) <= 0xFE)
258 #define valid_eucjpms_kata(c) (((c) & 0xFF) >= 0xA1 && ((c) & 0xFF) <= 0xDF)
259 #define valid_eucjpms_ss2(c) (((c) & 0xFF) == 0x8E)
260 #define valid_eucjpms_ss3(c) (((c) & 0xFF) == 0x8F)
261
check_mb_eucjpms(const char * start,const char * end)262 static unsigned int check_mb_eucjpms(const char *start, const char *end)
263 {
264 if (*((zend_uchar *)start) < 0x80) {
265 return 0; /* invalid eucjpms character */
266 }
267 if (valid_eucjpms(start[0]) && (end - start) > 1 && valid_eucjpms(start[1])) {
268 return 2;
269 }
270 if (valid_eucjpms_ss2(start[0]) && (end - start) > 1 && valid_eucjpms_kata(start[1])) {
271 return 2;
272 }
273 if (valid_eucjpms_ss3(start[0]) && (end - start) > 2 && valid_eucjpms(start[1]) &&
274 valid_eucjpms(start[2])) {
275 return 2;
276 }
277 return 0;
278 }
279
280
mysqlnd_mbcharlen_eucjpms(unsigned int jpms)281 static unsigned int mysqlnd_mbcharlen_eucjpms(unsigned int jpms)
282 {
283 if (valid_eucjpms(jpms) || valid_eucjpms_ss2(jpms)) {
284 return 2;
285 }
286 if (valid_eucjpms_ss3(jpms)) {
287 return 3;
288 }
289 return 1;
290 }
291 /* }}} */
292
293
294 /* {{{ gb2312 functions */
295 #define valid_gb2312_head(c) (0xA1 <= (zend_uchar)(c) && (zend_uchar)(c) <= 0xF7)
296 #define valid_gb2312_tail(c) (0xA1 <= (zend_uchar)(c) && (zend_uchar)(c) <= 0xFE)
297
298
check_mb_gb2312(const char * start,const char * end)299 static unsigned int check_mb_gb2312(const char *start, const char *end)
300 {
301 return (valid_gb2312_head((unsigned int)start[0]) && end - start > 1 &&
302 valid_gb2312_tail((unsigned int)start[1])) ? 2 : 0;
303 }
304
305
mysqlnd_mbcharlen_gb2312(unsigned int gb)306 static unsigned int mysqlnd_mbcharlen_gb2312(unsigned int gb)
307 {
308 return (valid_gb2312_head(gb)) ? 2 : 1;
309 }
310 /* }}} */
311
312
313 /* {{{ gbk functions */
314 #define valid_gbk_head(c) (0x81<=(zend_uchar)(c) && (zend_uchar)(c)<=0xFE)
315 #define valid_gbk_tail(c) ((0x40<=(zend_uchar)(c) && (zend_uchar)(c)<=0x7E) || (0x80<=(zend_uchar)(c) && (zend_uchar)(c)<=0xFE))
316
check_mb_gbk(const char * start,const char * end)317 static unsigned int check_mb_gbk(const char *start, const char *end)
318 {
319 return (valid_gbk_head(start[0]) && (end) - (start) > 1 && valid_gbk_tail(start[1])) ? 2 : 0;
320 }
321
mysqlnd_mbcharlen_gbk(unsigned int gbk)322 static unsigned int mysqlnd_mbcharlen_gbk(unsigned int gbk)
323 {
324 return (valid_gbk_head(gbk) ? 2 : 1);
325 }
326 /* }}} */
327
328
329 /* {{{ sjis functions */
330 #define valid_sjis_head(c) ((0x81 <= (c) && (c) <= 0x9F) || (0xE0 <= (c) && (c) <= 0xFC))
331 #define valid_sjis_tail(c) ((0x40 <= (c) && (c) <= 0x7E) || (0x80 <= (c) && (c) <= 0xFC))
332
333
check_mb_sjis(const char * start,const char * end)334 static unsigned int check_mb_sjis(const char *start, const char *end)
335 {
336 return (valid_sjis_head((zend_uchar)start[0]) && (end - start) > 1 && valid_sjis_tail((zend_uchar)start[1])) ? 2 : 0;
337 }
338
339
mysqlnd_mbcharlen_sjis(unsigned int sjis)340 static unsigned int mysqlnd_mbcharlen_sjis(unsigned int sjis)
341 {
342 return (valid_sjis_head((zend_uchar)sjis)) ? 2 : 1;
343 }
344 /* }}} */
345
346
347 /* {{{ ucs2 functions */
check_mb_ucs2(const char * start __attribute ((unused)),const char * end __attribute ((unused)))348 static unsigned int check_mb_ucs2(const char *start __attribute((unused)), const char *end __attribute((unused)))
349 {
350 return 2; /* always 2 */
351 }
352
mysqlnd_mbcharlen_ucs2(unsigned int ucs2 __attribute ((unused)))353 static unsigned int mysqlnd_mbcharlen_ucs2(unsigned int ucs2 __attribute((unused)))
354 {
355 return 2; /* always 2 */
356 }
357 /* }}} */
358
359
360 /* {{{ ujis functions */
361 #define valid_ujis(c) ((0xA1 <= ((c)&0xFF) && ((c)&0xFF) <= 0xFE))
362 #define valid_ujis_kata(c) ((0xA1 <= ((c)&0xFF) && ((c)&0xFF) <= 0xDF))
363 #define valid_ujis_ss2(c) (((c)&0xFF) == 0x8E)
364 #define valid_ujis_ss3(c) (((c)&0xFF) == 0x8F)
365
check_mb_ujis(const char * start,const char * end)366 static unsigned int check_mb_ujis(const char *start, const char *end)
367 {
368 if (*(zend_uchar*)start < 0x80) {
369 return 0; /* invalid ujis character */
370 }
371 if (valid_ujis(*(start)) && valid_ujis(*((start)+1))) {
372 return 2;
373 }
374 if (valid_ujis_ss2(*(start)) && valid_ujis_kata(*((start)+1))) {
375 return 2;
376 }
377 if (valid_ujis_ss3(*(start)) && (end-start) > 2 && valid_ujis(*((start)+1)) && valid_ujis(*((start)+2))) {
378 return 3;
379 }
380 return 0;
381 }
382
383
mysqlnd_mbcharlen_ujis(unsigned int ujis)384 static unsigned int mysqlnd_mbcharlen_ujis(unsigned int ujis)
385 {
386 return (valid_ujis(ujis)? 2: valid_ujis_ss2(ujis)? 2: valid_ujis_ss3(ujis)? 3: 1);
387 }
388 /* }}} */
389
390
391
392 /* {{{ utf16 functions */
393 #define UTF16_HIGH_HEAD(x) ((((zend_uchar) (x)) & 0xFC) == 0xD8)
394 #define UTF16_LOW_HEAD(x) ((((zend_uchar) (x)) & 0xFC) == 0xDC)
395
check_mb_utf16(const char * start,const char * end)396 static unsigned int check_mb_utf16(const char *start, const char *end)
397 {
398 if (start + 2 > end) {
399 return 0;
400 }
401
402 if (UTF16_HIGH_HEAD(*start)) {
403 return (start + 4 <= end) && UTF16_LOW_HEAD(start[2]) ? 4 : 0;
404 }
405
406 if (UTF16_LOW_HEAD(*start)) {
407 return 0;
408 }
409 return 2;
410 }
411
412
mysqlnd_mbcharlen_utf16(unsigned int utf16)413 static uint mysqlnd_mbcharlen_utf16(unsigned int utf16)
414 {
415 return UTF16_HIGH_HEAD(utf16) ? 4 : 2;
416 }
417 /* }}} */
418
419
420 /* {{{ utf32 functions */
check_mb_utf32(const char * start __attribute ((unused)),const char * end __attribute ((unused)))421 static unsigned int check_mb_utf32(const char *start __attribute((unused)), const char *end __attribute((unused)))
422 {
423 return 4;
424 }
425
426
mysqlnd_mbcharlen_utf32(unsigned int utf32 __attribute ((unused)))427 static unsigned int mysqlnd_mbcharlen_utf32(unsigned int utf32 __attribute((unused)))
428 {
429 return 4;
430 }
431 /* }}} */
432
433
434 /* {{{ gb18030 functions */
435 #define is_gb18030_odd(c) (0x81 <= (zend_uchar) (c) && (zend_uchar) (c) <= 0xFE)
436 #define is_gb18030_even_2(c) ((0x40 <= (zend_uchar) (c) && (zend_uchar) (c) <= 0x7E) || (0x80 <= (zend_uchar) (c) && (zend_uchar) (c) <= 0xFE))
437 #define is_gb18030_even_4(c) (0x30 <= (zend_uchar) (c) && (zend_uchar) (c) <= 0x39)
438
439
mysqlnd_mbcharlen_gb18030(unsigned int c)440 static unsigned int mysqlnd_mbcharlen_gb18030(unsigned int c)
441 {
442 if (c <= 0xFF) {
443 return !is_gb18030_odd(c);
444 }
445 if (c > 0xFFFF || !is_gb18030_odd((c >> 8) & 0xFF)) {
446 return 0;
447 }
448 if (is_gb18030_even_2((c & 0xFF))) {
449 return 2;
450 }
451 if (is_gb18030_even_4((c & 0xFF))) {
452 return 4;
453 }
454
455 return 0;
456 }
457
458
my_ismbchar_gb18030(const char * start,const char * end)459 static unsigned int my_ismbchar_gb18030(const char * start, const char * end)
460 {
461 if (end - start <= 1 || !is_gb18030_odd(start[0])) {
462 return 0;
463 }
464
465 if (is_gb18030_even_2(start[1])) {
466 return 2;
467 } else if (end - start > 3 && is_gb18030_even_4(start[1]) && is_gb18030_odd(start[2]) && is_gb18030_even_4(start[3])) {
468 return 4;
469 }
470
471 return 0;
472 }
473 /* }}} */
474
475 /*
476 The server compiles sometimes the full utf-8 (the mb4) as utf8m4, and the old as utf8,
477 for BC reasons. Sometimes, utf8mb4 is just utf8 but the old charsets are utf8mb3.
478 Change easily now, with a macro, could be made compilastion dependable.
479 */
480
481 #define UTF8_MB4 "utf8mb4"
482 #define UTF8_MB3 "utf8"
483
484 /* {{{ mysqlnd_charsets */
485 const MYSQLND_CHARSET mysqlnd_charsets[] =
486 {
487 { 1, "big5","big5_chinese_ci", 1, 2, "", mysqlnd_mbcharlen_big5, check_mb_big5},
488 { 3, "dec8", "dec8_swedish_ci", 1, 1, "", NULL, NULL},
489 { 4, "cp850", "cp850_general_ci", 1, 1, "", NULL, NULL},
490 { 6, "hp8", "hp8_english_ci", 1, 1, "", NULL, NULL},
491 { 7, "koi8r", "koi8r_general_ci", 1, 1, "", NULL, NULL},
492 { 8, "latin1", "latin1_swedish_ci", 1, 1, "", NULL, NULL},
493 { 5, "latin1", "latin1_german1_ci", 1, 1, "", NULL, NULL}, /* should be after 0x8 because swedish_ci is the default collation */
494 { 9, "latin2", "latin2_general_ci", 1, 1, "", NULL, NULL},
495 { 2, "latin2", "latin2_czech_cs", 1, 1, "", NULL, NULL}, /* should be after 0x9 because general_ci is the default collation */
496 { 10, "swe7", "swe7_swedish_ci", 1, 1, "", NULL, NULL},
497 { 11, "ascii", "ascii_general_ci", 1, 1, "", NULL, NULL},
498 { 12, "ujis", "ujis_japanese_ci", 1, 3, "", mysqlnd_mbcharlen_ujis, check_mb_ujis},
499 { 13, "sjis", "sjis_japanese_ci", 1, 2, "", mysqlnd_mbcharlen_sjis, check_mb_sjis},
500 { 16, "hebrew", "hebrew_general_ci", 1, 1, "", NULL, NULL},
501 { 17, "filename", "filename", 1, 5, "", NULL, NULL},
502 { 18, "tis620", "tis620_thai_ci", 1, 1, "", NULL, NULL},
503 { 19, "euckr", "euckr_korean_ci", 1, 2, "", mysqlnd_mbcharlen_euckr, check_mb_euckr},
504 { 21, "latin2", "latin2_hungarian_ci", 1, 1, "", NULL, NULL},
505 { 27, "latin2", "latin2_croatian_ci", 1, 1, "", NULL, NULL},
506 { 22, "koi8u", "koi8u_general_ci", 1, 1, "", NULL, NULL},
507 { 24, "gb2312", "gb2312_chinese_ci", 1, 2, "", mysqlnd_mbcharlen_gb2312, check_mb_gb2312},
508 { 25, "greek", "greek_general_ci", 1, 1, "", NULL, NULL},
509 { 26, "cp1250", "cp1250_general_ci", 1, 1, "", NULL, NULL},
510 { 28, "gbk", "gbk_chinese_ci", 1, 2, "", mysqlnd_mbcharlen_gbk, check_mb_gbk},
511 { 30, "latin5", "latin5_turkish_ci", 1, 1, "", NULL, NULL},
512 { 31, "latin1", "latin1_german2_ci", 1, 1, "", NULL, NULL},
513 { 15, "latin1", "latin1_danish_ci", 1, 1, "", NULL, NULL},
514 { 32, "armscii8", "armscii8_general_ci", 1, 1, "", NULL, NULL},
515 { 33, UTF8_MB3, UTF8_MB3"_general_ci", 1, 3, "UTF-8 Unicode", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
516 { 35, "ucs2", "ucs2_general_ci", 2, 2, "UCS-2 Unicode", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
517 { 36, "cp866", "cp866_general_ci", 1, 1, "", NULL, NULL},
518 { 37, "keybcs2", "keybcs2_general_ci", 1, 1, "", NULL, NULL},
519 { 38, "macce", "macce_general_ci", 1, 1, "", NULL, NULL},
520 { 39, "macroman", "macroman_general_ci", 1, 1, "", NULL, NULL},
521 { 40, "cp852", "cp852_general_ci", 1, 1, "", NULL, NULL},
522 { 41, "latin7", "latin7_general_ci", 1, 1, "", NULL, NULL},
523 { 20, "latin7", "latin7_estonian_cs", 1, 1, "", NULL, NULL},
524 { 57, "cp1256", "cp1256_general_ci", 1, 1, "", NULL, NULL},
525 { 59, "cp1257", "cp1257_general_ci", 1, 1, "", NULL, NULL},
526 { 63, "binary", "binary", 1, 1, "", NULL, NULL},
527 { 97, "eucjpms", "eucjpms_japanese_ci", 1, 3, "", mysqlnd_mbcharlen_eucjpms, check_mb_eucjpms},
528 { 29, "cp1257", "cp1257_lithuanian_ci", 1, 1, "", NULL, NULL},
529 { 31, "latin1", "latin1_german2_ci", 1, 1, "", NULL, NULL},
530 { 34, "cp1250", "cp1250_czech_cs", 1, 1, "", NULL, NULL},
531 { 42, "latin7", "latin7_general_cs", 1, 1, "", NULL, NULL},
532 { 43, "macce", "macce_bin", 1, 1, "", NULL, NULL},
533 { 44, "cp1250", "cp1250_croatian_ci", 1, 1, "", NULL, NULL},
534 { 45, UTF8_MB4, UTF8_MB4"_general_ci", 1, 4, "UTF-8 Unicode", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
535 { 46, UTF8_MB4, UTF8_MB4"_bin", 1, 4, "UTF-8 Unicode", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
536 { 47, "latin1", "latin1_bin", 1, 1, "", NULL, NULL},
537 { 48, "latin1", "latin1_general_ci", 1, 1, "", NULL, NULL},
538 { 49, "latin1", "latin1_general_cs", 1, 1, "", NULL, NULL},
539 { 51, "cp1251", "cp1251_general_ci", 1, 1, "", NULL, NULL},
540 { 14, "cp1251", "cp1251_bulgarian_ci", 1, 1, "", NULL, NULL},
541 { 23, "cp1251", "cp1251_ukrainian_ci", 1, 1, "", NULL, NULL},
542 { 50, "cp1251", "cp1251_bin", 1, 1, "", NULL, NULL},
543 { 52, "cp1251", "cp1251_general_cs", 1, 1, "", NULL, NULL},
544 { 53, "macroman", "macroman_bin", 1, 1, "", NULL, NULL},
545 { 54, "utf16", "utf16_general_ci", 2, 4, "UTF-16 Unicode", mysqlnd_mbcharlen_utf16, check_mb_utf16},
546 { 55, "utf16", "utf16_bin", 2, 4, "UTF-16 Unicode", mysqlnd_mbcharlen_utf16, check_mb_utf16},
547 { 56, "utf16le", "utf16le_general_ci", 2, 4, "UTF-16LE Unicode", mysqlnd_mbcharlen_utf16, check_mb_utf16},
548 { 58, "cp1257", "cp1257_bin", 1, 1, "", NULL, NULL},
549 /*55*/{ 60, "utf32", "utf32_general_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
550 /*55*/{ 61, "utf32", "utf32_bin", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
551 { 62, "utf16le", "utf16le_bin", 2, 4, "UTF-16LE Unicode", mysqlnd_mbcharlen_utf16, check_mb_utf16},
552 { 64, "armscii8", "armscii8_bin", 1, 1, "", NULL, NULL},
553 { 65, "ascii", "ascii_bin", 1, 1, "", NULL, NULL},
554 { 66, "cp1250", "cp1250_bin", 1, 1, "", NULL, NULL},
555 { 67, "cp1256", "cp1256_bin", 1, 1, "", NULL, NULL},
556 { 68, "cp866", "cp866_bin", 1, 1, "", NULL, NULL},
557 { 69, "dec8", "dec8_bin", 1, 1, "", NULL, NULL},
558 { 70, "greek", "greek_bin", 1, 1, "", NULL, NULL},
559 { 71, "hebrew", "hebrew_bin", 1, 1, "", NULL, NULL},
560 { 72, "hp8", "hp8_bin", 1, 1, "", NULL, NULL},
561 { 73, "keybcs2", "keybcs2_bin", 1, 1, "", NULL, NULL},
562 { 74, "koi8r", "koi8r_bin", 1, 1, "", NULL, NULL},
563 { 75, "koi8u", "koi8u_bin", 1, 1, "", NULL, NULL},
564 { 77, "latin2", "latin2_bin", 1, 1, "", NULL, NULL},
565 { 78, "latin5", "latin5_bin", 1, 1, "", NULL, NULL},
566 { 79, "latin7", "latin7_bin", 1, 1, "", NULL, NULL},
567 { 80, "cp850", "cp850_bin", 1, 1, "", NULL, NULL},
568 { 81, "cp852", "cp852_bin", 1, 1, "", NULL, NULL},
569 { 82, "swe7", "swe7_bin", 1, 1, "", NULL, NULL},
570 { 83, UTF8_MB3, UTF8_MB3"_bin", 1, 3, "UTF-8 Unicode", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
571 { 84, "big5", "big5_bin", 1, 2, "", mysqlnd_mbcharlen_big5, check_mb_big5},
572 { 85, "euckr", "euckr_bin", 1, 2, "", mysqlnd_mbcharlen_euckr, check_mb_euckr},
573 { 86, "gb2312", "gb2312_bin", 1, 2, "", mysqlnd_mbcharlen_gb2312, check_mb_gb2312},
574 { 87, "gbk", "gbk_bin", 1, 2, "", mysqlnd_mbcharlen_gbk, check_mb_gbk},
575 { 88, "sjis", "sjis_bin", 1, 2, "", mysqlnd_mbcharlen_sjis, check_mb_sjis},
576 { 89, "tis620", "tis620_bin", 1, 1, "", NULL, NULL},
577 { 90, "ucs2", "ucs2_bin", 2, 2, "UCS-2 Unicode", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
578 { 91, "ujis", "ujis_bin", 1, 3, "", mysqlnd_mbcharlen_ujis, check_mb_ujis},
579 { 92, "geostd8", "geostd8_general_ci", 1, 1, "", NULL, NULL},
580 { 93, "geostd8", "geostd8_bin", 1, 1, "", NULL, NULL},
581 { 94, "latin1", "latin1_spanish_ci", 1, 1, "", NULL, NULL},
582 { 95, "cp932", "cp932_japanese_ci", 1, 2, "", mysqlnd_mbcharlen_cp932, check_mb_cp932},
583 { 96, "cp932", "cp932_bin", 1, 2, "", mysqlnd_mbcharlen_cp932, check_mb_cp932},
584 { 97, "eucjpms", "eucjpms_japanese_ci", 1, 3, "", mysqlnd_mbcharlen_eucjpms, check_mb_eucjpms},
585 { 98, "eucjpms", "eucjpms_bin", 1, 3, "", mysqlnd_mbcharlen_eucjpms, check_mb_eucjpms},
586 { 99, "cp1250", "cp1250_polish_ci", 1, 1, "", NULL, NULL},
587 { 128, "ucs2", "ucs2_unicode_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
588 { 129, "ucs2", "ucs2_icelandic_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
589 { 130, "ucs2", "ucs2_latvian_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
590 { 131, "ucs2", "ucs2_romanian_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
591 { 132, "ucs2", "ucs2_slovenian_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
592 { 133, "ucs2", "ucs2_polish_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
593 { 134, "ucs2", "ucs2_estonian_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
594 { 135, "ucs2", "ucs2_spanish_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
595 { 136, "ucs2", "ucs2_swedish_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
596 { 137, "ucs2", "ucs2_turkish_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
597 { 138, "ucs2", "ucs2_czech_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
598 { 139, "ucs2", "ucs2_danish_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
599 { 140, "ucs2", "ucs2_lithuanian_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
600 { 141, "ucs2", "ucs2_slovak_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
601 { 142, "ucs2", "ucs2_spanish2_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
602 { 143, "ucs2", "ucs2_roman_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
603 { 144, "ucs2", "ucs2_persian_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
604 { 145, "ucs2", "ucs2_esperanto_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
605 { 146, "ucs2", "ucs2_hungarian_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
606 { 147, "ucs2", "ucs2_sinhala_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
607 { 148, "ucs2", "ucs2_german2_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
608 { 149, "ucs2", "ucs2_croatian_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
609 { 150, "ucs2", "ucs2_unicode_520_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
610 { 151, "ucs2", "ucs2_vietnamese_ci", 2, 2, "", mysqlnd_mbcharlen_ucs2, check_mb_ucs2},
611
612 /*56*/{160, "utf32", "utf32_unicode_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
613 /*56*/{161, "utf32", "utf32_icelandic_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
614 /*56*/{162, "utf32", "utf32_latvian_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
615 /*56*/{163, "utf32", "utf32_romanian_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
616 /*56*/{164, "utf32", "utf32_slovenian_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
617 /*56*/{165, "utf32", "utf32_polish_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
618 /*56*/{166, "utf32", "utf32_estonian_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
619 /*56*/{167, "utf32", "utf32_spanish_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
620 /*56*/{168, "utf32", "utf32_swedish_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
621 /*56*/{169, "utf32", "utf32_turkish_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
622 /*56*/{170, "utf32", "utf32_czech_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
623 /*56*/{171, "utf32", "utf32_danish_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
624 /*56*/{172, "utf32", "utf32_lithuanian_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
625 /*56*/{173, "utf32", "utf32_slovak_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
626 /*56*/{174, "utf32", "utf32_spanish2_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
627 /*56*/{175, "utf32", "utf32_roman_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
628 /*56*/{176, "utf32", "utf32_persian_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
629 /*56*/{177, "utf32", "utf32_esperanto_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
630 /*56*/{178, "utf32", "utf32_hungarian_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
631 /*56*/{179, "utf32", "utf32_sinhala_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
632 /*56*/{180, "utf32", "utf32_german2_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
633 /*56*/{181, "utf32", "utf32_croatian_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
634 /*56*/{182, "utf32", "utf32_unicode_520_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
635 /*56*/{183, "utf32", "utf32_vietnamese_ci", 4, 4, "UTF-32 Unicode", mysqlnd_mbcharlen_utf32, check_mb_utf32},
636
637 { 192, UTF8_MB3, UTF8_MB3"_unicode_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
638 { 193, UTF8_MB3, UTF8_MB3"_icelandic_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
639 { 194, UTF8_MB3, UTF8_MB3"_latvian_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
640 { 195, UTF8_MB3, UTF8_MB3"_romanian_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
641 { 196, UTF8_MB3, UTF8_MB3"_slovenian_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
642 { 197, UTF8_MB3, UTF8_MB3"_polish_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
643 { 198, UTF8_MB3, UTF8_MB3"_estonian_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
644 { 199, UTF8_MB3, UTF8_MB3"_spanish_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
645 { 200, UTF8_MB3, UTF8_MB3"_swedish_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
646 { 201, UTF8_MB3, UTF8_MB3"_turkish_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
647 { 202, UTF8_MB3, UTF8_MB3"_czech_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
648 { 203, UTF8_MB3, UTF8_MB3"_danish_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid },
649 { 204, UTF8_MB3, UTF8_MB3"_lithuanian_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid },
650 { 205, UTF8_MB3, UTF8_MB3"_slovak_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
651 { 206, UTF8_MB3, UTF8_MB3"_spanish2_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
652 { 207, UTF8_MB3, UTF8_MB3"_roman_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
653 { 208, UTF8_MB3, UTF8_MB3"_persian_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
654 { 209, UTF8_MB3, UTF8_MB3"_esperanto_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
655 { 210, UTF8_MB3, UTF8_MB3"_hungarian_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
656 { 211, UTF8_MB3, UTF8_MB3"_sinhala_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
657 { 212, UTF8_MB3, UTF8_MB3"_german2_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
658 { 213, UTF8_MB3, UTF8_MB3"_croatian_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
659 { 214, UTF8_MB3, UTF8_MB3"_unicode_520_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
660 { 215, UTF8_MB3, UTF8_MB3"_vietnamese_ci", 1, 3, "", mysqlnd_mbcharlen_utf8mb3, check_mb_utf8mb3_valid},
661
662 { 224, UTF8_MB4, UTF8_MB4"_unicode_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
663 { 225, UTF8_MB4, UTF8_MB4"_icelandic_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
664 { 226, UTF8_MB4, UTF8_MB4"_latvian_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
665 { 227, UTF8_MB4, UTF8_MB4"_romanian_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
666 { 228, UTF8_MB4, UTF8_MB4"_slovenian_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
667 { 229, UTF8_MB4, UTF8_MB4"_polish_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
668 { 230, UTF8_MB4, UTF8_MB4"_estonian_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
669 { 231, UTF8_MB4, UTF8_MB4"_spanish_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
670 { 232, UTF8_MB4, UTF8_MB4"_swedish_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
671 { 233, UTF8_MB4, UTF8_MB4"_turkish_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
672 { 234, UTF8_MB4, UTF8_MB4"_czech_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
673 { 235, UTF8_MB4, UTF8_MB4"_danish_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
674 { 236, UTF8_MB4, UTF8_MB4"_lithuanian_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
675 { 237, UTF8_MB4, UTF8_MB4"_slovak_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
676 { 238, UTF8_MB4, UTF8_MB4"_spanish2_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
677 { 239, UTF8_MB4, UTF8_MB4"_roman_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
678 { 240, UTF8_MB4, UTF8_MB4"_persian_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
679 { 241, UTF8_MB4, UTF8_MB4"_esperanto_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
680 { 242, UTF8_MB4, UTF8_MB4"_hungarian_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
681 { 243, UTF8_MB4, UTF8_MB4"_sinhala_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
682 { 244, UTF8_MB4, UTF8_MB4"_german2_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
683 { 245, UTF8_MB4, UTF8_MB4"_croatian_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
684 { 246, UTF8_MB4, UTF8_MB4"_unicode_520_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
685 { 247, UTF8_MB4, UTF8_MB4"_vietnamese_ci", 1, 4, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
686 { 248, "gb18030", "gb18030_chinese_ci", 1, 4, "", mysqlnd_mbcharlen_gb18030, my_ismbchar_gb18030},
687 { 249, "gb18030", "gb18030_bin", 1, 4, "", mysqlnd_mbcharlen_gb18030, my_ismbchar_gb18030},
688
689 { 254, UTF8_MB3, UTF8_MB3"_general_cs", 1, 3, "", mysqlnd_mbcharlen_utf8, check_mb_utf8_valid},
690 { 0, NULL, NULL, 0, 0, NULL, NULL, NULL}
691 };
692 /* }}} */
693
694
695 /* {{{ mysqlnd_find_charset_nr */
mysqlnd_find_charset_nr(unsigned int charsetnr)696 PHPAPI const MYSQLND_CHARSET * mysqlnd_find_charset_nr(unsigned int charsetnr)
697 {
698 const MYSQLND_CHARSET * c = mysqlnd_charsets;
699
700 do {
701 if (c->nr == charsetnr) {
702 return c;
703 }
704 ++c;
705 } while (c[0].nr != 0);
706 return NULL;
707 }
708 /* }}} */
709
710
711 /* {{{ mysqlnd_find_charset_name */
mysqlnd_find_charset_name(const char * const name)712 PHPAPI const MYSQLND_CHARSET * mysqlnd_find_charset_name(const char * const name)
713 {
714 if (name) {
715 const MYSQLND_CHARSET * c = mysqlnd_charsets;
716 do {
717 if (!strcasecmp(c->name, name)) {
718 return c;
719 }
720 ++c;
721 } while (c[0].nr != 0);
722 }
723 return NULL;
724 }
725 /* }}} */
726
727
728 /* {{{ mysqlnd_cset_escape_quotes */
mysqlnd_cset_escape_quotes(const MYSQLND_CHARSET * const cset,char * newstr,const char * escapestr,size_t escapestr_len TSRMLS_DC)729 PHPAPI ulong mysqlnd_cset_escape_quotes(const MYSQLND_CHARSET * const cset, char *newstr,
730 const char * escapestr, size_t escapestr_len TSRMLS_DC)
731 {
732 const char *newstr_s = newstr;
733 const char *newstr_e = newstr + 2 * escapestr_len;
734 const char *end = escapestr + escapestr_len;
735 zend_bool escape_overflow = FALSE;
736
737 DBG_ENTER("mysqlnd_cset_escape_quotes");
738
739 for (;escapestr < end; escapestr++) {
740 unsigned int len = 0;
741 /* check unicode characters */
742
743 if (cset->char_maxlen > 1 && (len = cset->mb_valid(escapestr, end))) {
744
745 /* check possible overflow */
746 if ((newstr + len) > newstr_e) {
747 escape_overflow = TRUE;
748 break;
749 }
750 /* copy mb char without escaping it */
751 while (len--) {
752 *newstr++ = *escapestr++;
753 }
754 escapestr--;
755 continue;
756 }
757 if (*escapestr == '\'') {
758 if (newstr + 2 > newstr_e) {
759 escape_overflow = TRUE;
760 break;
761 }
762 *newstr++ = '\'';
763 *newstr++ = '\'';
764 } else {
765 if (newstr + 1 > newstr_e) {
766 escape_overflow = TRUE;
767 break;
768 }
769 *newstr++ = *escapestr;
770 }
771 }
772 *newstr = '\0';
773
774 if (escape_overflow) {
775 DBG_RETURN((ulong)~0);
776 }
777 DBG_RETURN((ulong)(newstr - newstr_s));
778 }
779 /* }}} */
780
781
782 /* {{{ mysqlnd_cset_escape_slashes */
mysqlnd_cset_escape_slashes(const MYSQLND_CHARSET * const cset,char * newstr,const char * escapestr,size_t escapestr_len TSRMLS_DC)783 PHPAPI ulong mysqlnd_cset_escape_slashes(const MYSQLND_CHARSET * const cset, char *newstr,
784 const char * escapestr, size_t escapestr_len TSRMLS_DC)
785 {
786 const char *newstr_s = newstr;
787 const char *newstr_e = newstr + 2 * escapestr_len;
788 const char *end = escapestr + escapestr_len;
789 zend_bool escape_overflow = FALSE;
790
791 DBG_ENTER("mysqlnd_cset_escape_slashes");
792 DBG_INF_FMT("charset=%s", cset->name);
793
794 for (;escapestr < end; escapestr++) {
795 char esc = '\0';
796 unsigned int len = 0;
797
798 /* check unicode characters */
799 if (cset->char_maxlen > 1 && (len = cset->mb_valid(escapestr, end))) {
800 /* check possible overflow */
801 if ((newstr + len) > newstr_e) {
802 escape_overflow = TRUE;
803 break;
804 }
805 /* copy mb char without escaping it */
806 while (len--) {
807 *newstr++ = *escapestr++;
808 }
809 escapestr--;
810 continue;
811 }
812 if (cset->char_maxlen > 1 && cset->mb_charlen(*escapestr) > 1) {
813 esc = *escapestr;
814 } else {
815 switch (*escapestr) {
816 case 0:
817 esc = '0';
818 break;
819 case '\n':
820 esc = 'n';
821 break;
822 case '\r':
823 esc = 'r';
824 break;
825 case '\\':
826 case '\'':
827 case '"':
828 esc = *escapestr;
829 break;
830 case '\032':
831 esc = 'Z';
832 break;
833 }
834 }
835 if (esc) {
836 if (newstr + 2 > newstr_e) {
837 escape_overflow = TRUE;
838 break;
839 }
840 /* copy escaped character */
841 *newstr++ = '\\';
842 *newstr++ = esc;
843 } else {
844 if (newstr + 1 > newstr_e) {
845 escape_overflow = TRUE;
846 break;
847 }
848 /* copy non escaped character */
849 *newstr++ = *escapestr;
850 }
851 }
852 *newstr = '\0';
853
854 if (escape_overflow) {
855 DBG_RETURN((ulong)~0);
856 }
857 DBG_RETURN((ulong)(newstr - newstr_s));
858 }
859 /* }}} */
860
861
862 static struct st_mysqlnd_plugin_charsets mysqlnd_plugin_charsets_plugin =
863 {
864 {
865 MYSQLND_PLUGIN_API_VERSION,
866 "charsets",
867 MYSQLND_VERSION_ID,
868 MYSQLND_VERSION,
869 "PHP License 3.01",
870 "Andrey Hristov <andrey@mysql.com>, Ulf Wendel <uwendel@mysql.com>, Georg Richter <georg@mysql.com>",
871 {
872 NULL, /* no statistics , will be filled later if there are some */
873 NULL, /* no statistics */
874 },
875 {
876 NULL /* plugin shutdown */
877 }
878 },
879 {/* methods */
880 mysqlnd_find_charset_nr,
881 mysqlnd_find_charset_name,
882 mysqlnd_cset_escape_quotes,
883 mysqlnd_cset_escape_slashes
884 }
885 };
886
887
888 /* {{{ mysqlnd_charsets_plugin_register */
889 void
mysqlnd_charsets_plugin_register(TSRMLS_D)890 mysqlnd_charsets_plugin_register(TSRMLS_D)
891 {
892 mysqlnd_plugin_register_ex((struct st_mysqlnd_plugin_header *) &mysqlnd_plugin_charsets_plugin TSRMLS_CC);
893 }
894 /* }}} */
895
896
897 /*
898 * Local variables:
899 * tab-width: 4
900 * c-basic-offset: 4
901 * End:
902 * vim600: noet sw=4 ts=4 fdm=marker
903 * vim<600: noet sw=4 ts=4
904 */
905
