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d3dx9_36: Implementation of D3DXQuaternionSquadSetup.
[wine.git] / dlls / jscript / string.c
blobd1142ff1c261d6acd04b5135a9601a5bf168274d
1 /*
2 * Copyright 2008 Jacek Caban for CodeWeavers
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
17 */
18
19 #include "config.h"
20 #include "wine/port.h"
21
22 #include "jscript.h"
23
24 #include "wine/debug.h"
25
26 WINE_DEFAULT_DEBUG_CHANNEL(jscript);
27
28 typedef struct {
29 jsdisp_t dispex;
30
31 WCHAR *str;
32 DWORD length;
33 } StringInstance;
34
35 static const WCHAR lengthW[] = {'l','e','n','g','t','h',0};
36 static const WCHAR toStringW[] = {'t','o','S','t','r','i','n','g',0};
37 static const WCHAR valueOfW[] = {'v','a','l','u','e','O','f',0};
38 static const WCHAR anchorW[] = {'a','n','c','h','o','r',0};
39 static const WCHAR bigW[] = {'b','i','g',0};
40 static const WCHAR blinkW[] = {'b','l','i','n','k',0};
41 static const WCHAR boldW[] = {'b','o','l','d',0};
42 static const WCHAR charAtW[] = {'c','h','a','r','A','t',0};
43 static const WCHAR charCodeAtW[] = {'c','h','a','r','C','o','d','e','A','t',0};
44 static const WCHAR concatW[] = {'c','o','n','c','a','t',0};
45 static const WCHAR fixedW[] = {'f','i','x','e','d',0};
46 static const WCHAR fontcolorW[] = {'f','o','n','t','c','o','l','o','r',0};
47 static const WCHAR fontsizeW[] = {'f','o','n','t','s','i','z','e',0};
48 static const WCHAR indexOfW[] = {'i','n','d','e','x','O','f',0};
49 static const WCHAR italicsW[] = {'i','t','a','l','i','c','s',0};
50 static const WCHAR lastIndexOfW[] = {'l','a','s','t','I','n','d','e','x','O','f',0};
51 static const WCHAR linkW[] = {'l','i','n','k',0};
52 static const WCHAR matchW[] = {'m','a','t','c','h',0};
53 static const WCHAR replaceW[] = {'r','e','p','l','a','c','e',0};
54 static const WCHAR searchW[] = {'s','e','a','r','c','h',0};
55 static const WCHAR sliceW[] = {'s','l','i','c','e',0};
56 static const WCHAR smallW[] = {'s','m','a','l','l',0};
57 static const WCHAR splitW[] = {'s','p','l','i','t',0};
58 static const WCHAR strikeW[] = {'s','t','r','i','k','e',0};
59 static const WCHAR subW[] = {'s','u','b',0};
60 static const WCHAR substringW[] = {'s','u','b','s','t','r','i','n','g',0};
61 static const WCHAR substrW[] = {'s','u','b','s','t','r',0};
62 static const WCHAR supW[] = {'s','u','p',0};
63 static const WCHAR toLowerCaseW[] = {'t','o','L','o','w','e','r','C','a','s','e',0};
64 static const WCHAR toUpperCaseW[] = {'t','o','U','p','p','e','r','C','a','s','e',0};
65 static const WCHAR toLocaleLowerCaseW[] = {'t','o','L','o','c','a','l','e','L','o','w','e','r','C','a','s','e',0};
66 static const WCHAR toLocaleUpperCaseW[] = {'t','o','L','o','c','a','l','e','U','p','p','e','r','C','a','s','e',0};
67 static const WCHAR localeCompareW[] = {'l','o','c','a','l','e','C','o','m','p','a','r','e',0};
68 static const WCHAR fromCharCodeW[] = {'f','r','o','m','C','h','a','r','C','o','d','e',0};
69
70 static inline StringInstance *string_from_vdisp(vdisp_t *vdisp)
71 {
72 return (StringInstance*)vdisp->u.jsdisp;
73 }
74
75 static inline StringInstance *string_this(vdisp_t *jsthis)
76 {
77 return is_vclass(jsthis, JSCLASS_STRING) ? string_from_vdisp(jsthis) : NULL;
78 }
79
80 static HRESULT get_string_val(script_ctx_t *ctx, vdisp_t *jsthis, jsexcept_t *ei,
81 const WCHAR **str, DWORD *len, BSTR *val_str)
82 {
83 StringInstance *string;
84 VARIANT this_var;
85 HRESULT hres;
86
87 if((string = string_this(jsthis))) {
88 *str = string->str;
89 *len = string->length;
90 *val_str = NULL;
91 return S_OK;
92 }
93
94 V_VT(&this_var) = VT_DISPATCH;
95 V_DISPATCH(&this_var) = jsthis->u.disp;
96 hres = to_string(ctx, &this_var, ei, val_str);
97 if(FAILED(hres))
98 return hres;
99
100 *str = *val_str;
101 *len = SysStringLen(*val_str);
102 return S_OK;
103 }
104
105 static HRESULT String_length(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
106 VARIANT *retv, jsexcept_t *ei)
107 {
108 TRACE("%p\n", jsthis);
109
110 switch(flags) {
111 case DISPATCH_PROPERTYGET: {
112 StringInstance *string = string_from_vdisp(jsthis);
113
114 V_VT(retv) = VT_I4;
115 V_I4(retv) = string->length;
116 break;
117 }
118 default:
119 FIXME("unimplemented flags %x\n", flags);
120 return E_NOTIMPL;
121 }
122
123 return S_OK;
124 }
125
126 static HRESULT stringobj_to_string(vdisp_t *jsthis, VARIANT *retv)
127 {
128 StringInstance *string;
129
130 if(!(string = string_this(jsthis))) {
131 WARN("this is not a string object\n");
132 return E_FAIL;
133 }
134
135 if(retv) {
136 BSTR str = SysAllocString(string->str);
137 if(!str)
138 return E_OUTOFMEMORY;
139
140 V_VT(retv) = VT_BSTR;
141 V_BSTR(retv) = str;
142 }
143 return S_OK;
144 }
145
146 /* ECMA-262 3rd Edition 15.5.4.2 */
147 static HRESULT String_toString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
148 VARIANT *retv, jsexcept_t *ei)
149 {
150 TRACE("\n");
151
152 return stringobj_to_string(jsthis, retv);
153 }
154
155 /* ECMA-262 3rd Edition 15.5.4.2 */
156 static HRESULT String_valueOf(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
157 VARIANT *retv, jsexcept_t *ei)
158 {
159 TRACE("\n");
160
161 return stringobj_to_string(jsthis, retv);
162 }
163
164 static HRESULT do_attributeless_tag_format(script_ctx_t *ctx, vdisp_t *jsthis, VARIANT *retv,
165 jsexcept_t *ei, const WCHAR *tagname)
166 {
167 const WCHAR *str;
168 DWORD length;
169 BSTR val_str = NULL;
170 HRESULT hres;
171
172 static const WCHAR tagfmt[] = {'<','%','s','>','%','s','<','/','%','s','>',0};
173
174 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
175 if(FAILED(hres))
176 return hres;
177
178 if(retv) {
179 BSTR ret = SysAllocStringLen(NULL, length + 2*strlenW(tagname) + 5);
180 if(!ret) {
181 SysFreeString(val_str);
182 return E_OUTOFMEMORY;
183 }
184
185 sprintfW(ret, tagfmt, tagname, str, tagname);
186
187 V_VT(retv) = VT_BSTR;
188 V_BSTR(retv) = ret;
189 }
190
191 SysFreeString(val_str);
192 return S_OK;
193 }
194
195 static HRESULT do_attribute_tag_format(script_ctx_t *ctx, vdisp_t *jsthis, DISPPARAMS *dp, VARIANT *retv,
196 jsexcept_t *ei, const WCHAR *tagname, const WCHAR *attr)
197 {
198 static const WCHAR tagfmtW[]
199 = {'<','%','s',' ','%','s','=','\"','%','s','\"','>','%','s','<','/','%','s','>',0};
200 static const WCHAR undefinedW[] = {'u','n','d','e','f','i','n','e','d',0};
201
202 StringInstance *string;
203 const WCHAR *str;
204 DWORD length;
205 BSTR attr_value, val_str = NULL;
206 HRESULT hres;
207
208 if(!(string = string_this(jsthis))) {
209 VARIANT this;
210
211 V_VT(&this) = VT_DISPATCH;
212 V_DISPATCH(&this) = jsthis->u.disp;
213
214 hres = to_string(ctx, &this, ei, &val_str);
215 if(FAILED(hres))
216 return hres;
217
218 str = val_str;
219 length = SysStringLen(val_str);
220 }
221 else {
222 str = string->str;
223 length = string->length;
224 }
225
226 if(arg_cnt(dp)) {
227 hres = to_string(ctx, get_arg(dp, 0), ei, &attr_value);
228 if(FAILED(hres)) {
229 SysFreeString(val_str);
230 return hres;
231 }
232 }
233 else {
234 attr_value = SysAllocString(undefinedW);
235 if(!attr_value) {
236 SysFreeString(val_str);
237 return E_OUTOFMEMORY;
238 }
239 }
240
241 if(retv) {
242 BSTR ret = SysAllocStringLen(NULL, length + 2*strlenW(tagname)
243 + strlenW(attr) + SysStringLen(attr_value) + 9);
244 if(!ret) {
245 SysFreeString(attr_value);
246 SysFreeString(val_str);
247 return E_OUTOFMEMORY;
248 }
249
250 sprintfW(ret, tagfmtW, tagname, attr, attr_value, str, tagname);
251
252 V_VT(retv) = VT_BSTR;
253 V_BSTR(retv) = ret;
254 }
255
256 SysFreeString(attr_value);
257 SysFreeString(val_str);
258 return S_OK;
259 }
260
261 static HRESULT String_anchor(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
262 VARIANT *retv, jsexcept_t *ei)
263 {
264 static const WCHAR fontW[] = {'A',0};
265 static const WCHAR colorW[] = {'N','A','M','E',0};
266
267 return do_attribute_tag_format(ctx, jsthis, dp, retv, ei, fontW, colorW);
268 }
269
270 static HRESULT String_big(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
271 VARIANT *retv, jsexcept_t *ei)
272 {
273 static const WCHAR bigtagW[] = {'B','I','G',0};
274 return do_attributeless_tag_format(ctx, jsthis, retv, ei, bigtagW);
275 }
276
277 static HRESULT String_blink(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
278 VARIANT *retv, jsexcept_t *ei)
279 {
280 static const WCHAR blinktagW[] = {'B','L','I','N','K',0};
281 return do_attributeless_tag_format(ctx, jsthis, retv, ei, blinktagW);
282 }
283
284 static HRESULT String_bold(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
285 VARIANT *retv, jsexcept_t *ei)
286 {
287 static const WCHAR boldtagW[] = {'B',0};
288 return do_attributeless_tag_format(ctx, jsthis, retv, ei, boldtagW);
289 }
290
291 /* ECMA-262 3rd Edition 15.5.4.5 */
292 static HRESULT String_charAt(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
293 VARIANT *retv, jsexcept_t *ei)
294 {
295 const WCHAR *str;
296 DWORD length;
297 BSTR ret, val_str;
298 INT pos = 0;
299 HRESULT hres;
300
301 TRACE("\n");
302
303 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
304 if(FAILED(hres))
305 return hres;
306
307 if(arg_cnt(dp)) {
308 double d;
309
310 hres = to_integer(ctx, get_arg(dp, 0), ei, &d);
311 if(FAILED(hres)) {
312 SysFreeString(val_str);
313 return hres;
314 }
315 pos = is_int32(d) ? d : -1;
316 }
317
318 if(!retv) {
319 SysFreeString(val_str);
320 return S_OK;
321 }
322
323 if(0 <= pos && pos < length)
324 ret = SysAllocStringLen(str+pos, 1);
325 else
326 ret = SysAllocStringLen(NULL, 0);
327 SysFreeString(val_str);
328 if(!ret) {
329 return E_OUTOFMEMORY;
330 }
331
332 V_VT(retv) = VT_BSTR;
333 V_BSTR(retv) = ret;
334 return S_OK;
335 }
336
337 /* ECMA-262 3rd Edition 15.5.4.5 */
338 static HRESULT String_charCodeAt(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
339 VARIANT *retv, jsexcept_t *ei)
340 {
341 const WCHAR *str;
342 BSTR val_str;
343 DWORD length, idx = 0;
344 HRESULT hres;
345
346 TRACE("\n");
347
348 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
349 if(FAILED(hres))
350 return hres;
351
352 if(arg_cnt(dp) > 0) {
353 double d;
354
355 hres = to_integer(ctx, get_arg(dp, 0), ei, &d);
356 if(FAILED(hres)) {
357 SysFreeString(val_str);
358 return hres;
359 }
360
361 if(!is_int32(d) || d < 0 || d >= length) {
362 SysFreeString(val_str);
363 if(retv)
364 num_set_val(retv, NAN);
365 return S_OK;
366 }
367
368 idx = d;
369 }
370
371 if(retv) {
372 V_VT(retv) = VT_I4;
373 V_I4(retv) = str[idx];
374 }
375
376 SysFreeString(val_str);
377 return S_OK;
378 }
379
380 /* ECMA-262 3rd Edition 15.5.4.6 */
381 static HRESULT String_concat(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
382 VARIANT *retv, jsexcept_t *ei)
383 {
384 BSTR *strs = NULL, ret = NULL;
385 DWORD len = 0, i, l, str_cnt;
386 VARIANT var;
387 WCHAR *ptr;
388 HRESULT hres;
389
390 TRACE("\n");
391
392 str_cnt = arg_cnt(dp)+1;
393 strs = heap_alloc_zero(str_cnt * sizeof(BSTR));
394 if(!strs)
395 return E_OUTOFMEMORY;
396
397 V_VT(&var) = VT_DISPATCH;
398 V_DISPATCH(&var) = jsthis->u.disp;
399
400 hres = to_string(ctx, &var, ei, strs);
401 if(SUCCEEDED(hres)) {
402 for(i=0; i < arg_cnt(dp); i++) {
403 hres = to_string(ctx, get_arg(dp, i), ei, strs+i+1);
404 if(FAILED(hres))
405 break;
406 }
407 }
408
409 if(SUCCEEDED(hres)) {
410 for(i=0; i < str_cnt; i++)
411 len += SysStringLen(strs[i]);
412
413 ptr = ret = SysAllocStringLen(NULL, len);
414
415 for(i=0; i < str_cnt; i++) {
416 l = SysStringLen(strs[i]);
417 memcpy(ptr, strs[i], l*sizeof(WCHAR));
418 ptr += l;
419 }
420 }
421
422 for(i=0; i < str_cnt; i++)
423 SysFreeString(strs[i]);
424 heap_free(strs);
425
426 if(FAILED(hres))
427 return hres;
428
429 if(retv) {
430 V_VT(retv) = VT_BSTR;
431 V_BSTR(retv) = ret;
432 }else {
433 SysFreeString(ret);
434 }
435 return S_OK;
436 }
437
438 static HRESULT String_fixed(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
439 VARIANT *retv, jsexcept_t *ei)
440 {
441 static const WCHAR fixedtagW[] = {'T','T',0};
442 return do_attributeless_tag_format(ctx, jsthis, retv, ei, fixedtagW);
443 }
444
445 static HRESULT String_fontcolor(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
446 VARIANT *retv, jsexcept_t *ei)
447 {
448 static const WCHAR fontW[] = {'F','O','N','T',0};
449 static const WCHAR colorW[] = {'C','O','L','O','R',0};
450
451 return do_attribute_tag_format(ctx, jsthis, dp, retv, ei, fontW, colorW);
452 }
453
454 static HRESULT String_fontsize(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
455 VARIANT *retv, jsexcept_t *ei)
456 {
457 static const WCHAR fontW[] = {'F','O','N','T',0};
458 static const WCHAR colorW[] = {'S','I','Z','E',0};
459
460 return do_attribute_tag_format(ctx, jsthis, dp, retv, ei, fontW, colorW);
461 }
462
463 static HRESULT String_indexOf(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
464 VARIANT *retv, jsexcept_t *ei)
465 {
466 DWORD length, pos = 0;
467 const WCHAR *str;
468 BSTR search_str, val_str;
469 INT ret = -1;
470 HRESULT hres;
471
472 TRACE("\n");
473
474 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
475 if(FAILED(hres))
476 return hres;
477
478 if(!arg_cnt(dp)) {
479 if(retv) {
480 V_VT(retv) = VT_I4;
481 V_I4(retv) = -1;
482 }
483 SysFreeString(val_str);
484 return S_OK;
485 }
486
487 hres = to_string(ctx, get_arg(dp,0), ei, &search_str);
488 if(FAILED(hres)) {
489 SysFreeString(val_str);
490 return hres;
491 }
492
493 if(arg_cnt(dp) >= 2) {
494 double d;
495
496 hres = to_integer(ctx, get_arg(dp,1), ei, &d);
497 if(SUCCEEDED(hres) && d > 0.0)
498 pos = is_int32(d) ? min(length, d) : length;
499 }
500
501 if(SUCCEEDED(hres)) {
502 const WCHAR *ptr;
503
504 ptr = strstrW(str+pos, search_str);
505 if(ptr)
506 ret = ptr - str;
507 else
508 ret = -1;
509 }
510
511 SysFreeString(search_str);
512 SysFreeString(val_str);
513 if(FAILED(hres))
514 return hres;
515
516 if(retv) {
517 V_VT(retv) = VT_I4;
518 V_I4(retv) = ret;
519 }
520 return S_OK;
521 }
522
523 static HRESULT String_italics(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
524 VARIANT *retv, jsexcept_t *ei)
525 {
526 static const WCHAR italicstagW[] = {'I',0};
527 return do_attributeless_tag_format(ctx, jsthis, retv, ei, italicstagW);
528 }
529
530 /* ECMA-262 3rd Edition 15.5.4.8 */
531 static HRESULT String_lastIndexOf(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
532 VARIANT *retv, jsexcept_t *ei)
533 {
534 BSTR search_str, val_str;
535 DWORD length, pos = 0, search_len;
536 const WCHAR *str;
537 INT ret = -1;
538 HRESULT hres;
539
540 TRACE("\n");
541
542 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
543 if(FAILED(hres))
544 return hres;
545
546 if(!arg_cnt(dp)) {
547 if(retv) {
548 V_VT(retv) = VT_I4;
549 V_I4(retv) = -1;
550 }
551 SysFreeString(val_str);
552 return S_OK;
553 }
554
555 hres = to_string(ctx, get_arg(dp,0), ei, &search_str);
556 if(FAILED(hres)) {
557 SysFreeString(val_str);
558 return hres;
559 }
560
561 search_len = SysStringLen(search_str);
562
563 if(arg_cnt(dp) >= 2) {
564 double d;
565
566 hres = to_integer(ctx, get_arg(dp,1), ei, &d);
567 if(SUCCEEDED(hres) && d > 0)
568 pos = is_int32(d) ? min(length, d) : length;
569 }else {
570 pos = length;
571 }
572
573 if(SUCCEEDED(hres) && length >= search_len) {
574 const WCHAR *ptr;
575
576 for(ptr = str+min(pos, length-search_len); ptr >= str; ptr--) {
577 if(!memcmp(ptr, search_str, search_len*sizeof(WCHAR))) {
578 ret = ptr-str;
579 break;
580 }
581 }
582 }
583
584 SysFreeString(search_str);
585 SysFreeString(val_str);
586 if(FAILED(hres))
587 return hres;
588
589 if(retv) {
590 V_VT(retv) = VT_I4;
591 V_I4(retv) = ret;
592 }
593 return S_OK;
594 }
595
596 static HRESULT String_link(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
597 VARIANT *retv, jsexcept_t *ei)
598 {
599 static const WCHAR fontW[] = {'A',0};
600 static const WCHAR colorW[] = {'H','R','E','F',0};
601
602 return do_attribute_tag_format(ctx, jsthis, dp, retv, ei, fontW, colorW);
603 }
604
605 /* ECMA-262 3rd Edition 15.5.4.10 */
606 static HRESULT String_match(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
607 VARIANT *retv, jsexcept_t *ei)
608 {
609 const WCHAR *str;
610 jsdisp_t *regexp;
611 VARIANT *arg_var;
612 DWORD length;
613 BSTR val_str = NULL;
614 HRESULT hres = S_OK;
615
616 TRACE("\n");
617
618 if(!arg_cnt(dp)) {
619 if(retv) {
620 V_VT(retv) = VT_NULL;
621 }
622
623 return S_OK;
624 }
625
626 arg_var = get_arg(dp, 0);
627 switch(V_VT(arg_var)) {
628 case VT_DISPATCH:
629 regexp = iface_to_jsdisp((IUnknown*)V_DISPATCH(arg_var));
630 if(regexp) {
631 if(is_class(regexp, JSCLASS_REGEXP))
632 break;
633 jsdisp_release(regexp);
634 }
635 default: {
636 BSTR match_str;
637
638 hres = to_string(ctx, arg_var, ei, &match_str);
639 if(FAILED(hres))
640 return hres;
641
642 hres = create_regexp(ctx, match_str, SysStringLen(match_str), 0, &regexp);
643 SysFreeString(match_str);
644 if(FAILED(hres))
645 return hres;
646 }
647 }
648
649 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
650 if(SUCCEEDED(hres)) {
651 if(!val_str)
652 val_str = SysAllocStringLen(str, length);
653 if(val_str)
654 hres = regexp_string_match(ctx, regexp, val_str, retv, ei);
655 else
656 hres = E_OUTOFMEMORY;
657 }
658
659 jsdisp_release(regexp);
660 SysFreeString(val_str);
661 return hres;
662 }
663
664 typedef struct {
665 WCHAR *buf;
666 DWORD size;
667 DWORD len;
668 } strbuf_t;
669
670 static HRESULT strbuf_append(strbuf_t *buf, const WCHAR *str, DWORD len)
671 {
672 if(!len)
673 return S_OK;
674
675 if(len + buf->len > buf->size) {
676 WCHAR *new_buf;
677 DWORD new_size;
678
679 new_size = buf->size ? buf->size<<1 : 16;
680 if(new_size < buf->len+len)
681 new_size = buf->len+len;
682 if(buf->buf)
683 new_buf = heap_realloc(buf->buf, new_size*sizeof(WCHAR));
684 else
685 new_buf = heap_alloc(new_size*sizeof(WCHAR));
686 if(!new_buf)
687 return E_OUTOFMEMORY;
688
689 buf->buf = new_buf;
690 buf->size = new_size;
691 }
692
693 memcpy(buf->buf+buf->len, str, len*sizeof(WCHAR));
694 buf->len += len;
695 return S_OK;
696 }
697
698 static HRESULT rep_call(script_ctx_t *ctx, jsdisp_t *func, const WCHAR *str, match_result_t *match,
699 match_result_t *parens, DWORD parens_cnt, BSTR *ret, jsexcept_t *ei)
700 {
701 DISPPARAMS dp = {NULL, NULL, 0, 0};
702 VARIANTARG *args, *arg;
703 VARIANT var;
704 DWORD i;
705 HRESULT hres = S_OK;
706
707 dp.cArgs = parens_cnt+3;
708 dp.rgvarg = args = heap_alloc_zero(sizeof(VARIANT)*dp.cArgs);
709 if(!args)
710 return E_OUTOFMEMORY;
711
712 arg = get_arg(&dp,0);
713 V_VT(arg) = VT_BSTR;
714 V_BSTR(arg) = SysAllocStringLen(match->str, match->len);
715 if(!V_BSTR(arg))
716 hres = E_OUTOFMEMORY;
717
718 if(SUCCEEDED(hres)) {
719 for(i=0; i < parens_cnt; i++) {
720 arg = get_arg(&dp,i+1);
721 V_VT(arg) = VT_BSTR;
722 V_BSTR(arg) = SysAllocStringLen(parens[i].str, parens[i].len);
723 if(!V_BSTR(arg)) {
724 hres = E_OUTOFMEMORY;
725 break;
726 }
727 }
728 }
729
730 if(SUCCEEDED(hres)) {
731 arg = get_arg(&dp,parens_cnt+1);
732 V_VT(arg) = VT_I4;
733 V_I4(arg) = match->str - str;
734
735 arg = get_arg(&dp,parens_cnt+2);
736 V_VT(arg) = VT_BSTR;
737 V_BSTR(arg) = SysAllocString(str);
738 if(!V_BSTR(arg))
739 hres = E_OUTOFMEMORY;
740 }
741
742 if(SUCCEEDED(hres))
743 hres = jsdisp_call_value(func, DISPATCH_METHOD, &dp, &var, ei);
744
745 for(i=0; i < parens_cnt+3; i++) {
746 if(i != parens_cnt+1)
747 SysFreeString(V_BSTR(get_arg(&dp,i)));
748 }
749 heap_free(args);
750
751 if(FAILED(hres))
752 return hres;
753
754 hres = to_string(ctx, &var, ei, ret);
755 VariantClear(&var);
756 return hres;
757 }
758
759 /* ECMA-262 3rd Edition 15.5.4.11 */
760 static HRESULT String_replace(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
761 VARIANT *retv, jsexcept_t *ei)
762 {
763 const WCHAR *str;
764 DWORD parens_cnt = 0, parens_size=0, rep_len=0, length;
765 BSTR rep_str = NULL, match_str = NULL, ret_str, val_str;
766 jsdisp_t *rep_func = NULL, *regexp = NULL;
767 match_result_t *parens = NULL, match = {NULL,0}, **parens_ptr = &parens;
768 strbuf_t ret = {NULL,0,0};
769 DWORD re_flags = REM_NO_CTX_UPDATE;
770 VARIANT *arg_var;
771 HRESULT hres = S_OK;
772
773 TRACE("\n");
774
775 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
776 if(FAILED(hres))
777 return hres;
778
779 if(!arg_cnt(dp)) {
780 if(retv) {
781 if(!val_str) {
782 val_str = SysAllocStringLen(str, length);
783 if(!val_str)
784 return E_OUTOFMEMORY;
785 }
786
787 V_VT(retv) = VT_BSTR;
788 V_BSTR(retv) = val_str;
789 }
790 return S_OK;
791 }
792
793 arg_var = get_arg(dp, 0);
794 switch(V_VT(arg_var)) {
795 case VT_DISPATCH:
796 regexp = iface_to_jsdisp((IUnknown*)V_DISPATCH(arg_var));
797 if(regexp) {
798 if(is_class(regexp, JSCLASS_REGEXP)) {
799 break;
800 }else {
801 jsdisp_release(regexp);
802 regexp = NULL;
803 }
804 }
805
806 default:
807 hres = to_string(ctx, arg_var, ei, &match_str);
808 if(FAILED(hres)) {
809 SysFreeString(val_str);
810 return hres;
811 }
812 }
813
814 if(arg_cnt(dp) >= 2) {
815 arg_var = get_arg(dp,1);
816 switch(V_VT(arg_var)) {
817 case VT_DISPATCH:
818 rep_func = iface_to_jsdisp((IUnknown*)V_DISPATCH(arg_var));
819 if(rep_func) {
820 if(is_class(rep_func, JSCLASS_FUNCTION)) {
821 break;
822 }else {
823 jsdisp_release(rep_func);
824 rep_func = NULL;
825 }
826 }
827
828 default:
829 hres = to_string(ctx, arg_var, ei, &rep_str);
830 if(FAILED(hres))
831 break;
832
833 rep_len = SysStringLen(rep_str);
834 if(!strchrW(rep_str, '$'))
835 parens_ptr = NULL;
836 }
837 }
838
839 if(SUCCEEDED(hres)) {
840 const WCHAR *cp, *ecp;
841
842 cp = ecp = str;
843
844 while(1) {
845 if(regexp) {
846 hres = regexp_match_next(ctx, regexp, re_flags, str, length, &cp, parens_ptr,
847 &parens_size, &parens_cnt, &match);
848 re_flags |= REM_CHECK_GLOBAL;
849
850 if(hres == S_FALSE) {
851 hres = S_OK;
852 break;
853 }
854 if(FAILED(hres))
855 break;
856
857 if(!match.len)
858 cp++;
859 }else {
860 match.str = strstrW(cp, match_str);
861 if(!match.str)
862 break;
863 match.len = SysStringLen(match_str);
864 cp = match.str+match.len;
865 }
866
867 hres = strbuf_append(&ret, ecp, match.str-ecp);
868 ecp = match.str+match.len;
869 if(FAILED(hres))
870 break;
871
872 if(rep_func) {
873 BSTR cstr;
874
875 hres = rep_call(ctx, rep_func, str, &match, parens, parens_cnt, &cstr, ei);
876 if(FAILED(hres))
877 break;
878
879 hres = strbuf_append(&ret, cstr, SysStringLen(cstr));
880 SysFreeString(cstr);
881 if(FAILED(hres))
882 break;
883 }else if(rep_str && regexp) {
884 const WCHAR *ptr = rep_str, *ptr2;
885
886 while((ptr2 = strchrW(ptr, '$'))) {
887 hres = strbuf_append(&ret, ptr, ptr2-ptr);
888 if(FAILED(hres))
889 break;
890
891 switch(ptr2[1]) {
892 case '$':
893 hres = strbuf_append(&ret, ptr2, 1);
894 ptr = ptr2+2;
895 break;
896 case '&':
897 hres = strbuf_append(&ret, match.str, match.len);
898 ptr = ptr2+2;
899 break;
900 case '`':
901 hres = strbuf_append(&ret, str, match.str-str);
902 ptr = ptr2+2;
903 break;
904 case '\'':
905 hres = strbuf_append(&ret, ecp, (str+length)-ecp);
906 ptr = ptr2+2;
907 break;
908 default: {
909 DWORD idx;
910
911 if(!isdigitW(ptr2[1])) {
912 hres = strbuf_append(&ret, ptr2, 1);
913 ptr = ptr2+1;
914 break;
915 }
916
917 idx = ptr2[1] - '0';
918 if(isdigitW(ptr2[2]) && idx*10 + (ptr2[2]-'0') <= parens_cnt) {
919 idx = idx*10 + (ptr[2]-'0');
920 ptr = ptr2+3;
921 }else if(idx && idx <= parens_cnt) {
922 ptr = ptr2+2;
923 }else {
924 hres = strbuf_append(&ret, ptr2, 1);
925 ptr = ptr2+1;
926 break;
927 }
928
929 hres = strbuf_append(&ret, parens[idx-1].str, parens[idx-1].len);
930 }
931 }
932
933 if(FAILED(hres))
934 break;
935 }
936
937 if(SUCCEEDED(hres))
938 hres = strbuf_append(&ret, ptr, (rep_str+rep_len)-ptr);
939 if(FAILED(hres))
940 break;
941 }else if(rep_str) {
942 hres = strbuf_append(&ret, rep_str, rep_len);
943 if(FAILED(hres))
944 break;
945 }else {
946 static const WCHAR undefinedW[] = {'u','n','d','e','f','i','n','e','d'};
947
948 hres = strbuf_append(&ret, undefinedW, sizeof(undefinedW)/sizeof(WCHAR));
949 if(FAILED(hres))
950 break;
951 }
952
953 if(!regexp)
954 break;
955 }
956
957 if(SUCCEEDED(hres))
958 hres = strbuf_append(&ret, ecp, (str+length)-ecp);
959 }
960
961 if(rep_func)
962 jsdisp_release(rep_func);
963 SysFreeString(rep_str);
964 SysFreeString(match_str);
965 heap_free(parens);
966
967 if(SUCCEEDED(hres) && match.str && regexp) {
968 if(!val_str)
969 val_str = SysAllocStringLen(str, length);
970 if(val_str) {
971 SysFreeString(ctx->last_match);
972 ctx->last_match = val_str;
973 val_str = NULL;
974 ctx->last_match_index = match.str-str;
975 ctx->last_match_length = match.len;
976 }else {
977 hres = E_OUTOFMEMORY;
978 }
979 }
980
981 if(regexp)
982 jsdisp_release(regexp);
983 SysFreeString(val_str);
984
985 if(SUCCEEDED(hres) && retv) {
986 ret_str = SysAllocStringLen(ret.buf, ret.len);
987 if(!ret_str)
988 return E_OUTOFMEMORY;
989
990 V_VT(retv) = VT_BSTR;
991 V_BSTR(retv) = ret_str;
992 TRACE("= %s\n", debugstr_w(ret_str));
993 }
994
995 heap_free(ret.buf);
996 return hres;
997 }
998
999 static HRESULT String_search(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1000 VARIANT *retv, jsexcept_t *ei)
1001 {
1002 jsdisp_t *regexp = NULL;
1003 const WCHAR *str, *cp;
1004 match_result_t match;
1005 VARIANT *arg;
1006 DWORD length;
1007 BSTR val_str;
1008 HRESULT hres;
1009
1010 TRACE("\n");
1011
1012 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
1013 if(FAILED(hres))
1014 return hres;
1015
1016 if(!arg_cnt(dp)) {
1017 if(retv)
1018 V_VT(retv) = VT_NULL;
1019 SysFreeString(val_str);
1020 return S_OK;
1021 }
1022
1023 arg = get_arg(dp,0);
1024 if(V_VT(arg) == VT_DISPATCH) {
1025 regexp = iface_to_jsdisp((IUnknown*)V_DISPATCH(arg));
1026 if(regexp) {
1027 if(!is_class(regexp, JSCLASS_REGEXP)) {
1028 jsdisp_release(regexp);
1029 regexp = NULL;
1030 }
1031 }
1032 }
1033
1034 if(!regexp) {
1035 hres = create_regexp_var(ctx, arg, NULL, &regexp);
1036 if(FAILED(hres)) {
1037 SysFreeString(val_str);
1038 return hres;
1039 }
1040 }
1041
1042 cp = str;
1043 hres = regexp_match_next(ctx, regexp, REM_RESET_INDEX, str, length, &cp, NULL, NULL, NULL, &match);
1044 SysFreeString(val_str);
1045 jsdisp_release(regexp);
1046 if(FAILED(hres))
1047 return hres;
1048
1049 if(retv) {
1050 V_VT(retv) = VT_I4;
1051 V_I4(retv) = hres == S_OK ? match.str-str : -1;
1052 }
1053 return S_OK;
1054 }
1055
1056 /* ECMA-262 3rd Edition 15.5.4.13 */
1057 static HRESULT String_slice(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1058 VARIANT *retv, jsexcept_t *ei)
1059 {
1060 const WCHAR *str;
1061 BSTR val_str;
1062 DWORD length;
1063 INT start=0, end;
1064 double d;
1065 HRESULT hres;
1066
1067 TRACE("\n");
1068
1069 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
1070 if(FAILED(hres))
1071 return hres;
1072
1073 if(arg_cnt(dp)) {
1074 hres = to_integer(ctx, get_arg(dp,0), ei, &d);
1075 if(FAILED(hres)) {
1076 SysFreeString(val_str);
1077 return hres;
1078 }
1079
1080 if(is_int32(d)) {
1081 start = d;
1082 if(start < 0) {
1083 start = length + start;
1084 if(start < 0)
1085 start = 0;
1086 }else if(start > length) {
1087 start = length;
1088 }
1089 }else if(d > 0) {
1090 start = length;
1091 }
1092 }
1093
1094 if(arg_cnt(dp) >= 2) {
1095 hres = to_integer(ctx, get_arg(dp,1), ei, &d);
1096 if(FAILED(hres)) {
1097 SysFreeString(val_str);
1098 return hres;
1099 }
1100
1101 if(is_int32(d)) {
1102 end = d;
1103 if(end < 0) {
1104 end = length + end;
1105 if(end < 0)
1106 end = 0;
1107 }else if(end > length) {
1108 end = length;
1109 }
1110 }else {
1111 end = d < 0.0 ? 0 : length;
1112 }
1113 }else {
1114 end = length;
1115 }
1116
1117 if(end < start)
1118 end = start;
1119
1120 if(retv) {
1121 BSTR retstr = SysAllocStringLen(str+start, end-start);
1122 if(!retstr) {
1123 SysFreeString(val_str);
1124 return E_OUTOFMEMORY;
1125 }
1126
1127 V_VT(retv) = VT_BSTR;
1128 V_BSTR(retv) = retstr;
1129 }
1130
1131 SysFreeString(val_str);
1132 return S_OK;
1133 }
1134
1135 static HRESULT String_small(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1136 VARIANT *retv, jsexcept_t *ei)
1137 {
1138 static const WCHAR smalltagW[] = {'S','M','A','L','L',0};
1139 return do_attributeless_tag_format(ctx, jsthis, retv, ei, smalltagW);
1140 }
1141
1142 static HRESULT String_split(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1143 VARIANT *retv, jsexcept_t *ei)
1144 {
1145 match_result_t *match_result = NULL;
1146 DWORD length, match_cnt, i, match_len = 0;
1147 const WCHAR *str, *ptr, *ptr2;
1148 BOOL use_regexp = FALSE;
1149 VARIANT *arg, var;
1150 jsdisp_t *array;
1151 BSTR val_str, match_str = NULL;
1152 HRESULT hres;
1153
1154 TRACE("\n");
1155
1156 if(arg_cnt(dp) != 1) {
1157 FIXME("unsupported args\n");
1158 return E_NOTIMPL;
1159 }
1160
1161 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
1162 if(FAILED(hres))
1163 return hres;
1164
1165 arg = get_arg(dp, 0);
1166 switch(V_VT(arg)) {
1167 case VT_DISPATCH: {
1168 jsdisp_t *regexp;
1169
1170 regexp = iface_to_jsdisp((IUnknown*)V_DISPATCH(arg));
1171 if(regexp) {
1172 if(is_class(regexp, JSCLASS_REGEXP)) {
1173 use_regexp = TRUE;
1174 hres = regexp_match(ctx, regexp, str, length, TRUE, &match_result, &match_cnt);
1175 jsdisp_release(regexp);
1176 if(FAILED(hres)) {
1177 SysFreeString(val_str);
1178 return hres;
1179 }
1180 break;
1181 }
1182 jsdisp_release(regexp);
1183 }
1184 }
1185 default:
1186 hres = to_string(ctx, arg, ei, &match_str);
1187 if(FAILED(hres)) {
1188 SysFreeString(val_str);
1189 return hres;
1190 }
1191
1192 match_len = SysStringLen(match_str);
1193 if(!match_len) {
1194 SysFreeString(match_str);
1195 match_str = NULL;
1196 }
1197 }
1198
1199 hres = create_array(ctx, 0, &array);
1200
1201 if(SUCCEEDED(hres)) {
1202 ptr = str;
1203 for(i=0;; i++) {
1204 if(use_regexp) {
1205 if(i == match_cnt)
1206 break;
1207 ptr2 = match_result[i].str;
1208 }else if(match_str) {
1209 ptr2 = strstrW(ptr, match_str);
1210 if(!ptr2)
1211 break;
1212 }else {
1213 if(!*ptr)
1214 break;
1215 ptr2 = ptr+1;
1216 }
1217
1218 V_VT(&var) = VT_BSTR;
1219 V_BSTR(&var) = SysAllocStringLen(ptr, ptr2-ptr);
1220 if(!V_BSTR(&var)) {
1221 hres = E_OUTOFMEMORY;
1222 break;
1223 }
1224
1225 hres = jsdisp_propput_idx(array, i, &var, ei);
1226 SysFreeString(V_BSTR(&var));
1227 if(FAILED(hres))
1228 break;
1229
1230 if(use_regexp)
1231 ptr = match_result[i].str + match_result[i].len;
1232 else if(match_str)
1233 ptr = ptr2 + match_len;
1234 else
1235 ptr++;
1236 }
1237 }
1238
1239 if(SUCCEEDED(hres) && (match_str || use_regexp)) {
1240 DWORD len = (str+length) - ptr;
1241
1242 if(len || match_str) {
1243 V_VT(&var) = VT_BSTR;
1244 V_BSTR(&var) = SysAllocStringLen(ptr, len);
1245
1246 if(V_BSTR(&var)) {
1247 hres = jsdisp_propput_idx(array, i, &var, ei);
1248 SysFreeString(V_BSTR(&var));
1249 }else {
1250 hres = E_OUTOFMEMORY;
1251 }
1252 }
1253 }
1254
1255 SysFreeString(match_str);
1256 SysFreeString(val_str);
1257 heap_free(match_result);
1258
1259 if(SUCCEEDED(hres) && retv)
1260 var_set_jsdisp(retv, array);
1261 else
1262 jsdisp_release(array);
1263
1264 return hres;
1265 }
1266
1267 static HRESULT String_strike(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1268 VARIANT *retv, jsexcept_t *ei)
1269 {
1270 static const WCHAR striketagW[] = {'S','T','R','I','K','E',0};
1271 return do_attributeless_tag_format(ctx, jsthis, retv, ei, striketagW);
1272 }
1273
1274 static HRESULT String_sub(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1275 VARIANT *retv, jsexcept_t *ei)
1276 {
1277 static const WCHAR subtagW[] = {'S','U','B',0};
1278 return do_attributeless_tag_format(ctx, jsthis, retv, ei, subtagW);
1279 }
1280
1281 /* ECMA-262 3rd Edition 15.5.4.15 */
1282 static HRESULT String_substring(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1283 VARIANT *retv, jsexcept_t *ei)
1284 {
1285 const WCHAR *str;
1286 BSTR val_str;
1287 INT start=0, end;
1288 DWORD length;
1289 double d;
1290 HRESULT hres;
1291
1292 TRACE("\n");
1293
1294 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
1295 if(FAILED(hres))
1296 return hres;
1297
1298 if(arg_cnt(dp) >= 1) {
1299 hres = to_integer(ctx, get_arg(dp,0), ei, &d);
1300 if(FAILED(hres)) {
1301 SysFreeString(val_str);
1302 return hres;
1303 }
1304
1305 if(d >= 0)
1306 start = is_int32(d) ? min(length, d) : length;
1307 }
1308
1309 if(arg_cnt(dp) >= 2) {
1310 hres = to_integer(ctx, get_arg(dp,1), ei, &d);
1311 if(FAILED(hres)) {
1312 SysFreeString(val_str);
1313 return hres;
1314 }
1315
1316 if(d >= 0)
1317 end = is_int32(d) ? min(length, d) : length;
1318 else
1319 end = 0;
1320 }else {
1321 end = length;
1322 }
1323
1324 if(start > end) {
1325 INT tmp = start;
1326 start = end;
1327 end = tmp;
1328 }
1329
1330 if(retv) {
1331 V_VT(retv) = VT_BSTR;
1332 V_BSTR(retv) = SysAllocStringLen(str+start, end-start);
1333 if(!V_BSTR(retv)) {
1334 SysFreeString(val_str);
1335 return E_OUTOFMEMORY;
1336 }
1337 }
1338 SysFreeString(val_str);
1339 return S_OK;
1340 }
1341
1342 /* ECMA-262 3rd Edition B.2.3 */
1343 static HRESULT String_substr(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1344 VARIANT *retv, jsexcept_t *ei)
1345 {
1346 BSTR val_str;
1347 const WCHAR *str;
1348 INT start=0, len;
1349 DWORD length;
1350 double d;
1351 HRESULT hres;
1352
1353 TRACE("\n");
1354
1355 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
1356 if(FAILED(hres))
1357 return hres;
1358
1359 if(arg_cnt(dp) >= 1) {
1360 hres = to_integer(ctx, get_arg(dp,0), ei, &d);
1361 if(FAILED(hres)) {
1362 SysFreeString(val_str);
1363 return hres;
1364 }
1365
1366 if(d >= 0)
1367 start = is_int32(d) ? min(length, d) : length;
1368 }
1369
1370 if(arg_cnt(dp) >= 2) {
1371 hres = to_integer(ctx, get_arg(dp,1), ei, &d);
1372 if(FAILED(hres)) {
1373 SysFreeString(val_str);
1374 return hres;
1375 }
1376
1377 if(d >= 0.0)
1378 len = is_int32(d) ? min(length-start, d) : length-start;
1379 else
1380 len = 0;
1381 }else {
1382 len = length-start;
1383 }
1384
1385 hres = S_OK;
1386 if(retv) {
1387 V_VT(retv) = VT_BSTR;
1388 V_BSTR(retv) = SysAllocStringLen(str+start, len);
1389 if(!V_BSTR(retv))
1390 hres = E_OUTOFMEMORY;
1391 }
1392
1393 SysFreeString(val_str);
1394 return hres;
1395 }
1396
1397 static HRESULT String_sup(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1398 VARIANT *retv, jsexcept_t *ei)
1399 {
1400 static const WCHAR suptagW[] = {'S','U','P',0};
1401 return do_attributeless_tag_format(ctx, jsthis, retv, ei, suptagW);
1402 }
1403
1404 static HRESULT String_toLowerCase(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1405 VARIANT *retv, jsexcept_t *ei)
1406 {
1407 const WCHAR* str;
1408 DWORD length;
1409 BSTR val_str;
1410 HRESULT hres;
1411
1412 TRACE("\n");
1413
1414 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
1415 if(FAILED(hres))
1416 return hres;
1417
1418 if(retv) {
1419 if(!val_str) {
1420 val_str = SysAllocStringLen(str, length);
1421 if(!val_str)
1422 return E_OUTOFMEMORY;
1423 }
1424
1425 strlwrW(val_str);
1426
1427 V_VT(retv) = VT_BSTR;
1428 V_BSTR(retv) = val_str;
1429 }
1430 else SysFreeString(val_str);
1431 return S_OK;
1432 }
1433
1434 static HRESULT String_toUpperCase(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1435 VARIANT *retv, jsexcept_t *ei)
1436 {
1437 const WCHAR* str;
1438 DWORD length;
1439 BSTR val_str;
1440 HRESULT hres;
1441
1442 TRACE("\n");
1443
1444 hres = get_string_val(ctx, jsthis, ei, &str, &length, &val_str);
1445 if(FAILED(hres))
1446 return hres;
1447
1448 if(retv) {
1449 if(!val_str) {
1450 val_str = SysAllocStringLen(str, length);
1451 if(!val_str)
1452 return E_OUTOFMEMORY;
1453 }
1454
1455 struprW(val_str);
1456
1457 V_VT(retv) = VT_BSTR;
1458 V_BSTR(retv) = val_str;
1459 }
1460 else SysFreeString(val_str);
1461 return S_OK;
1462 }
1463
1464 static HRESULT String_toLocaleLowerCase(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1465 VARIANT *retv, jsexcept_t *ei)
1466 {
1467 FIXME("\n");
1468 return E_NOTIMPL;
1469 }
1470
1471 static HRESULT String_toLocaleUpperCase(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1472 VARIANT *retv, jsexcept_t *ei)
1473 {
1474 FIXME("\n");
1475 return E_NOTIMPL;
1476 }
1477
1478 static HRESULT String_localeCompare(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1479 VARIANT *retv, jsexcept_t *ei)
1480 {
1481 FIXME("\n");
1482 return E_NOTIMPL;
1483 }
1484
1485 static HRESULT String_value(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1486 VARIANT *retv, jsexcept_t *ei)
1487 {
1488 StringInstance *This = string_from_vdisp(jsthis);
1489
1490 TRACE("\n");
1491
1492 switch(flags) {
1493 case INVOKE_FUNC:
1494 return throw_type_error(ctx, ei, JS_E_FUNCTION_EXPECTED, NULL);
1495 case DISPATCH_PROPERTYGET: {
1496 BSTR str = SysAllocString(This->str);
1497 if(!str)
1498 return E_OUTOFMEMORY;
1499
1500 V_VT(retv) = VT_BSTR;
1501 V_BSTR(retv) = str;
1502 break;
1503 }
1504 default:
1505 FIXME("flags %x\n", flags);
1506 return E_NOTIMPL;
1507 }
1508
1509 return S_OK;
1510 }
1511
1512 static void String_destructor(jsdisp_t *dispex)
1513 {
1514 StringInstance *This = (StringInstance*)dispex;
1515
1516 heap_free(This->str);
1517 heap_free(This);
1518 }
1519
1520 static const builtin_prop_t String_props[] = {
1521 {anchorW, String_anchor, PROPF_METHOD|1},
1522 {bigW, String_big, PROPF_METHOD},
1523 {blinkW, String_blink, PROPF_METHOD},
1524 {boldW, String_bold, PROPF_METHOD},
1525 {charAtW, String_charAt, PROPF_METHOD|1},
1526 {charCodeAtW, String_charCodeAt, PROPF_METHOD|1},
1527 {concatW, String_concat, PROPF_METHOD|1},
1528 {fixedW, String_fixed, PROPF_METHOD},
1529 {fontcolorW, String_fontcolor, PROPF_METHOD|1},
1530 {fontsizeW, String_fontsize, PROPF_METHOD|1},
1531 {indexOfW, String_indexOf, PROPF_METHOD|2},
1532 {italicsW, String_italics, PROPF_METHOD},
1533 {lastIndexOfW, String_lastIndexOf, PROPF_METHOD|2},
1534 {lengthW, String_length, 0},
1535 {linkW, String_link, PROPF_METHOD|1},
1536 {localeCompareW, String_localeCompare, PROPF_METHOD|1},
1537 {matchW, String_match, PROPF_METHOD|1},
1538 {replaceW, String_replace, PROPF_METHOD|1},
1539 {searchW, String_search, PROPF_METHOD},
1540 {sliceW, String_slice, PROPF_METHOD},
1541 {smallW, String_small, PROPF_METHOD},
1542 {splitW, String_split, PROPF_METHOD|2},
1543 {strikeW, String_strike, PROPF_METHOD},
1544 {subW, String_sub, PROPF_METHOD},
1545 {substrW, String_substr, PROPF_METHOD|2},
1546 {substringW, String_substring, PROPF_METHOD|2},
1547 {supW, String_sup, PROPF_METHOD},
1548 {toLocaleLowerCaseW, String_toLocaleLowerCase, PROPF_METHOD},
1549 {toLocaleUpperCaseW, String_toLocaleUpperCase, PROPF_METHOD},
1550 {toLowerCaseW, String_toLowerCase, PROPF_METHOD},
1551 {toStringW, String_toString, PROPF_METHOD},
1552 {toUpperCaseW, String_toUpperCase, PROPF_METHOD},
1553 {valueOfW, String_valueOf, PROPF_METHOD}
1554 };
1555
1556 static const builtin_info_t String_info = {
1557 JSCLASS_STRING,
1558 {NULL, String_value, 0},
1559 sizeof(String_props)/sizeof(*String_props),
1560 String_props,
1561 String_destructor,
1562 NULL
1563 };
1564
1565 /* ECMA-262 3rd Edition 15.5.3.2 */
1566 static HRESULT StringConstr_fromCharCode(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags,
1567 DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei)
1568 {
1569 DWORD i, code;
1570 BSTR ret;
1571 HRESULT hres;
1572
1573 ret = SysAllocStringLen(NULL, arg_cnt(dp));
1574 if(!ret)
1575 return E_OUTOFMEMORY;
1576
1577 for(i=0; i<arg_cnt(dp); i++) {
1578 hres = to_uint32(ctx, get_arg(dp, i), ei, &code);
1579 if(FAILED(hres)) {
1580 SysFreeString(ret);
1581 return hres;
1582 }
1583
1584 ret[i] = code;
1585 }
1586
1587 if(retv) {
1588 V_VT(retv) = VT_BSTR;
1589 V_BSTR(retv) = ret;
1590 }
1591 else SysFreeString(ret);
1592
1593 return S_OK;
1594 }
1595
1596 static HRESULT StringConstr_value(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1597 VARIANT *retv, jsexcept_t *ei)
1598 {
1599 HRESULT hres;
1600
1601 TRACE("\n");
1602
1603 switch(flags) {
1604 case INVOKE_FUNC: {
1605 BSTR str;
1606
1607 if(arg_cnt(dp)) {
1608 hres = to_string(ctx, get_arg(dp, 0), ei, &str);
1609 if(FAILED(hres))
1610 return hres;
1611 }else {
1612 str = SysAllocStringLen(NULL, 0);
1613 if(!str)
1614 return E_OUTOFMEMORY;
1615 }
1616
1617 V_VT(retv) = VT_BSTR;
1618 V_BSTR(retv) = str;
1619 break;
1620 }
1621 case DISPATCH_CONSTRUCT: {
1622 jsdisp_t *ret;
1623
1624 if(arg_cnt(dp)) {
1625 BSTR str;
1626
1627 hres = to_string(ctx, get_arg(dp, 0), ei, &str);
1628 if(FAILED(hres))
1629 return hres;
1630
1631 hres = create_string(ctx, str, SysStringLen(str), &ret);
1632 SysFreeString(str);
1633 }else {
1634 hres = create_string(ctx, NULL, 0, &ret);
1635 }
1636
1637 if(FAILED(hres))
1638 return hres;
1639
1640 var_set_jsdisp(retv, ret);
1641 break;
1642 }
1643
1644 default:
1645 FIXME("unimplemented flags: %x\n", flags);
1646 return E_NOTIMPL;
1647 }
1648
1649 return S_OK;
1650 }
1651
1652 static HRESULT string_alloc(script_ctx_t *ctx, jsdisp_t *object_prototype, StringInstance **ret)
1653 {
1654 StringInstance *string;
1655 HRESULT hres;
1656
1657 string = heap_alloc_zero(sizeof(StringInstance));
1658 if(!string)
1659 return E_OUTOFMEMORY;
1660
1661 if(object_prototype)
1662 hres = init_dispex(&string->dispex, ctx, &String_info, object_prototype);
1663 else
1664 hres = init_dispex_from_constr(&string->dispex, ctx, &String_info, ctx->string_constr);
1665 if(FAILED(hres)) {
1666 heap_free(string);
1667 return hres;
1668 }
1669
1670 *ret = string;
1671 return S_OK;
1672 }
1673
1674 static const builtin_prop_t StringConstr_props[] = {
1675 {fromCharCodeW, StringConstr_fromCharCode, PROPF_METHOD},
1676 };
1677
1678 static const builtin_info_t StringConstr_info = {
1679 JSCLASS_FUNCTION,
1680 {NULL, Function_value, 0},
1681 sizeof(StringConstr_props)/sizeof(*StringConstr_props),
1682 StringConstr_props,
1683 NULL,
1684 NULL
1685 };
1686
1687 HRESULT create_string_constr(script_ctx_t *ctx, jsdisp_t *object_prototype, jsdisp_t **ret)
1688 {
1689 StringInstance *string;
1690 HRESULT hres;
1691
1692 static const WCHAR StringW[] = {'S','t','r','i','n','g',0};
1693
1694 hres = string_alloc(ctx, object_prototype, &string);
1695 if(FAILED(hres))
1696 return hres;
1697
1698 hres = create_builtin_function(ctx, StringConstr_value, StringW, &StringConstr_info,
1699 PROPF_CONSTR|1, &string->dispex, ret);
1700
1701 jsdisp_release(&string->dispex);
1702 return hres;
1703 }
1704
1705 HRESULT create_string(script_ctx_t *ctx, const WCHAR *str, DWORD len, jsdisp_t **ret)
1706 {
1707 StringInstance *string;
1708 HRESULT hres;
1709
1710 hres = string_alloc(ctx, NULL, &string);
1711 if(FAILED(hres))
1712 return hres;
1713
1714 if(len == -1)
1715 len = strlenW(str);
1716
1717 string->length = len;
1718 string->str = heap_alloc((len+1)*sizeof(WCHAR));
1719 if(!string->str) {
1720 jsdisp_release(&string->dispex);
1721 return E_OUTOFMEMORY;
1722 }
1723
1724 memcpy(string->str, str, len*sizeof(WCHAR));
1725 string->str[len] = 0;
1726
1727 *ret = &string->dispex;
1728 return S_OK;
1729
1730 }
Windows API implementation