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ntdll: Implement RtlIpv4AddressToString / RtlIpv4AddressToStringEx.
[wine/multimedia.git] / dlls / jscript / global.c
blob2acd92b3df6e316f54a7921f2f3c6eda67d83c57
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 <math.h>
23 #include <limits.h>
24
25 #include "jscript.h"
26 #include "engine.h"
27
28 #include "wine/debug.h"
29
30 WINE_DEFAULT_DEBUG_CHANNEL(jscript);
31
32 #define LONGLONG_MAX (((LONGLONG)0x7fffffff<<32)|0xffffffff)
33
34 static const WCHAR NaNW[] = {'N','a','N',0};
35 static const WCHAR InfinityW[] = {'I','n','f','i','n','i','t','y',0};
36 static const WCHAR ArrayW[] = {'A','r','r','a','y',0};
37 static const WCHAR BooleanW[] = {'B','o','o','l','e','a','n',0};
38 static const WCHAR DateW[] = {'D','a','t','e',0};
39 static const WCHAR ErrorW[] = {'E','r','r','o','r',0};
40 static const WCHAR EvalErrorW[] = {'E','v','a','l','E','r','r','o','r',0};
41 static const WCHAR RangeErrorW[] = {'R','a','n','g','e','E','r','r','o','r',0};
42 static const WCHAR ReferenceErrorW[] = {'R','e','f','e','r','e','n','c','e','E','r','r','o','r',0};
43 static const WCHAR SyntaxErrorW[] = {'S','y','n','t','a','x','E','r','r','o','r',0};
44 static const WCHAR TypeErrorW[] = {'T','y','p','e','E','r','r','o','r',0};
45 static const WCHAR URIErrorW[] = {'U','R','I','E','r','r','o','r',0};
46 static const WCHAR FunctionW[] = {'F','u','n','c','t','i','o','n',0};
47 static const WCHAR NumberW[] = {'N','u','m','b','e','r',0};
48 static const WCHAR ObjectW[] = {'O','b','j','e','c','t',0};
49 static const WCHAR StringW[] = {'S','t','r','i','n','g',0};
50 static const WCHAR RegExpW[] = {'R','e','g','E','x','p',0};
51 static const WCHAR ActiveXObjectW[] = {'A','c','t','i','v','e','X','O','b','j','e','c','t',0};
52 static const WCHAR VBArrayW[] = {'V','B','A','r','r','a','y',0};
53 static const WCHAR EnumeratorW[] = {'E','n','u','m','e','r','a','t','o','r',0};
54 static const WCHAR escapeW[] = {'e','s','c','a','p','e',0};
55 static const WCHAR evalW[] = {'e','v','a','l',0};
56 static const WCHAR isNaNW[] = {'i','s','N','a','N',0};
57 static const WCHAR isFiniteW[] = {'i','s','F','i','n','i','t','e',0};
58 static const WCHAR parseIntW[] = {'p','a','r','s','e','I','n','t',0};
59 static const WCHAR parseFloatW[] = {'p','a','r','s','e','F','l','o','a','t',0};
60 static const WCHAR unescapeW[] = {'u','n','e','s','c','a','p','e',0};
61 static const WCHAR _GetObjectW[] = {'G','e','t','O','b','j','e','c','t',0};
62 static const WCHAR ScriptEngineW[] = {'S','c','r','i','p','t','E','n','g','i','n','e',0};
63 static const WCHAR ScriptEngineMajorVersionW[] =
64 {'S','c','r','i','p','t','E','n','g','i','n','e','M','a','j','o','r','V','e','r','s','i','o','n',0};
65 static const WCHAR ScriptEngineMinorVersionW[] =
66 {'S','c','r','i','p','t','E','n','g','i','n','e','M','i','n','o','r','V','e','r','s','i','o','n',0};
67 static const WCHAR ScriptEngineBuildVersionW[] =
68 {'S','c','r','i','p','t','E','n','g','i','n','e','B','u','i','l','d','V','e','r','s','i','o','n',0};
69 static const WCHAR CollectGarbageW[] = {'C','o','l','l','e','c','t','G','a','r','b','a','g','e',0};
70 static const WCHAR MathW[] = {'M','a','t','h',0};
71 static const WCHAR encodeURIW[] = {'e','n','c','o','d','e','U','R','I',0};
72 static const WCHAR decodeURIW[] = {'d','e','c','o','d','e','U','R','I',0};
73 static const WCHAR encodeURIComponentW[] = {'e','n','c','o','d','e','U','R','I','C','o','m','p','o','n','e','n','t',0};
74 static const WCHAR decodeURIComponentW[] = {'d','e','c','o','d','e','U','R','I','C','o','m','p','o','n','e','n','t',0};
75
76 static const WCHAR undefinedW[] = {'u','n','d','e','f','i','n','e','d',0};
77
78 static int uri_char_table[] = {
79 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 00-0f */
80 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 10-1f */
81 0,2,0,0,1,0,1,2,2,2,2,1,1,2,2,1, /* 20-2f */
82 2,2,2,2,2,2,2,2,2,2,1,1,0,1,0,1, /* 30-3f */
83 1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, /* 40-4f */
84 2,2,2,2,2,2,2,2,2,2,2,0,0,0,0,2, /* 50-5f */
85 0,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, /* 60-6f */
86 2,2,2,2,2,2,2,2,2,2,2,0,0,0,2,0, /* 70-7f */
87 };
88
89 /* 1 - reserved */
90 /* 2 - unescaped */
91
92 static inline BOOL is_uri_reserved(WCHAR c)
93 {
94 return c < 128 && uri_char_table[c] == 1;
95 }
96
97 static inline BOOL is_uri_unescaped(WCHAR c)
98 {
99 return c < 128 && uri_char_table[c] == 2;
100 }
101
102 static WCHAR int_to_char(int i)
103 {
104 if(i < 10)
105 return '0'+i;
106 return 'A'+i-10;
107 }
108
109 static HRESULT constructor_call(DispatchEx *constr, WORD flags, DISPPARAMS *dp,
110 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
111 {
112 if(flags != DISPATCH_PROPERTYGET)
113 return jsdisp_call_value(constr, flags, dp, retv, ei, sp);
114
115 V_VT(retv) = VT_DISPATCH;
116 V_DISPATCH(retv) = (IDispatch*)_IDispatchEx_(constr);
117 IDispatchEx_AddRef(_IDispatchEx_(constr));
118 return S_OK;
119 }
120
121 static HRESULT JSGlobal_Array(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
122 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
123 {
124 TRACE("\n");
125
126 return constructor_call(ctx->array_constr, flags, dp, retv, ei, sp);
127 }
128
129 static HRESULT JSGlobal_Boolean(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
130 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
131 {
132 TRACE("\n");
133
134 return constructor_call(ctx->bool_constr, flags, dp, retv, ei, sp);
135 }
136
137 static HRESULT JSGlobal_Date(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
138 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
139 {
140 TRACE("\n");
141
142 return constructor_call(ctx->date_constr, flags, dp, retv, ei, sp);
143 }
144
145 static HRESULT JSGlobal_Error(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
146 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
147 {
148 TRACE("\n");
149
150 return constructor_call(ctx->error_constr, flags, dp, retv, ei, sp);
151 }
152
153 static HRESULT JSGlobal_EvalError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
154 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
155 {
156 TRACE("\n");
157
158 return constructor_call(ctx->eval_error_constr, flags, dp, retv, ei, sp);
159 }
160
161 static HRESULT JSGlobal_RangeError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
162 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
163 {
164 TRACE("\n");
165
166 return constructor_call(ctx->range_error_constr, flags, dp, retv, ei, sp);
167 }
168
169 static HRESULT JSGlobal_ReferenceError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
170 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
171 {
172 TRACE("\n");
173
174 return constructor_call(ctx->reference_error_constr, flags, dp, retv, ei, sp);
175 }
176
177 static HRESULT JSGlobal_SyntaxError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
178 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
179 {
180 TRACE("\n");
181
182 return constructor_call(ctx->syntax_error_constr, flags, dp, retv, ei, sp);
183 }
184
185 static HRESULT JSGlobal_TypeError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
186 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
187 {
188 TRACE("\n");
189
190 return constructor_call(ctx->type_error_constr, flags, dp, retv, ei, sp);
191 }
192
193 static HRESULT JSGlobal_URIError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
194 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
195 {
196 TRACE("\n");
197
198 return constructor_call(ctx->uri_error_constr, flags, dp, retv, ei, sp);
199 }
200
201 static HRESULT JSGlobal_Function(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
202 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
203 {
204 TRACE("\n");
205
206 return constructor_call(ctx->function_constr, flags, dp, retv, ei, sp);
207 }
208
209 static HRESULT JSGlobal_Number(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
210 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
211 {
212 TRACE("\n");
213
214 return constructor_call(ctx->number_constr, flags, dp, retv, ei, sp);
215 }
216
217 static HRESULT JSGlobal_Object(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
218 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
219 {
220 TRACE("\n");
221
222 return constructor_call(ctx->object_constr, flags, dp, retv, ei, sp);
223 }
224
225 static HRESULT JSGlobal_String(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
226 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
227 {
228 TRACE("\n");
229
230 return constructor_call(ctx->string_constr, flags, dp, retv, ei, sp);
231 }
232
233 static HRESULT JSGlobal_RegExp(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
234 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
235 {
236 TRACE("\n");
237
238 return constructor_call(ctx->regexp_constr, flags, dp, retv, ei, sp);
239 }
240
241 static HRESULT JSGlobal_ActiveXObject(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
242 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
243 {
244 TRACE("\n");
245
246 return constructor_call(ctx->activex_constr, flags, dp, retv, ei, sp);
247 }
248
249 static HRESULT JSGlobal_VBArray(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
250 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
251 {
252 FIXME("\n");
253 return E_NOTIMPL;
254 }
255
256 static HRESULT JSGlobal_Enumerator(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
257 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
258 {
259 FIXME("\n");
260 return E_NOTIMPL;
261 }
262
263 static HRESULT JSGlobal_escape(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
264 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
265 {
266 BSTR ret, str;
267 const WCHAR *ptr;
268 DWORD len = 0;
269 HRESULT hres;
270
271 TRACE("\n");
272
273 if(!arg_cnt(dp)) {
274 if(retv) {
275 ret = SysAllocString(undefinedW);
276 if(!ret)
277 return E_OUTOFMEMORY;
278
279 V_VT(retv) = VT_BSTR;
280 V_BSTR(retv) = ret;
281 }
282
283 return S_OK;
284 }
285
286 hres = to_string(ctx, get_arg(dp, 0), ei, &str);
287 if(FAILED(hres))
288 return hres;
289
290 for(ptr=str; *ptr; ptr++) {
291 if(*ptr > 0xff)
292 len += 6;
293 else if(isalnum((char)*ptr) || *ptr=='*' || *ptr=='@' || *ptr=='-'
294 || *ptr=='_' || *ptr=='+' || *ptr=='.' || *ptr=='/')
295 len++;
296 else
297 len += 3;
298 }
299
300 ret = SysAllocStringLen(NULL, len);
301 if(!ret) {
302 SysFreeString(str);
303 return E_OUTOFMEMORY;
304 }
305
306 len = 0;
307 for(ptr=str; *ptr; ptr++) {
308 if(*ptr > 0xff) {
309 ret[len++] = '%';
310 ret[len++] = 'u';
311 ret[len++] = int_to_char(*ptr >> 12);
312 ret[len++] = int_to_char((*ptr >> 8) & 0xf);
313 ret[len++] = int_to_char((*ptr >> 4) & 0xf);
314 ret[len++] = int_to_char(*ptr & 0xf);
315 }
316 else if(isalnum((char)*ptr) || *ptr=='*' || *ptr=='@' || *ptr=='-'
317 || *ptr=='_' || *ptr=='+' || *ptr=='.' || *ptr=='/')
318 ret[len++] = *ptr;
319 else {
320 ret[len++] = '%';
321 ret[len++] = int_to_char(*ptr >> 4);
322 ret[len++] = int_to_char(*ptr & 0xf);
323 }
324 }
325
326 SysFreeString(str);
327
328 if(retv) {
329 V_VT(retv) = VT_BSTR;
330 V_BSTR(retv) = ret;
331 }
332 else
333 SysFreeString(ret);
334
335 return S_OK;
336 }
337
338 /* ECMA-262 3rd Edition 15.1.2.1 */
339 static HRESULT JSGlobal_eval(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
340 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
341 {
342 parser_ctx_t *parser_ctx;
343 VARIANT *arg;
344 HRESULT hres;
345
346 TRACE("\n");
347
348 if(!arg_cnt(dp)) {
349 if(retv)
350 V_VT(retv) = VT_EMPTY;
351 return S_OK;
352 }
353
354 arg = get_arg(dp, 0);
355 if(V_VT(arg) != VT_BSTR) {
356 if(retv) {
357 V_VT(retv) = VT_EMPTY;
358 return VariantCopy(retv, arg);
359 }
360 return S_OK;
361 }
362
363 if(!ctx->exec_ctx) {
364 FIXME("No active exec_ctx\n");
365 return E_UNEXPECTED;
366 }
367
368 TRACE("parsing %s\n", debugstr_w(V_BSTR(arg)));
369 hres = script_parse(ctx, V_BSTR(arg), NULL, &parser_ctx);
370 if(FAILED(hres)) {
371 WARN("parse (%s) failed: %08x\n", debugstr_w(V_BSTR(arg)), hres);
372 return throw_syntax_error(ctx, ei, hres, NULL);
373 }
374
375 hres = exec_source(ctx->exec_ctx, parser_ctx, parser_ctx->source, EXECT_EVAL, ei, retv);
376 parser_release(parser_ctx);
377
378 return hres;
379 }
380
381 static HRESULT JSGlobal_isNaN(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
382 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
383 {
384 VARIANT_BOOL ret = VARIANT_FALSE;
385 VARIANT num;
386 HRESULT hres;
387
388 TRACE("\n");
389
390 if(arg_cnt(dp)) {
391 hres = to_number(ctx, get_arg(dp,0), ei, &num);
392 if(FAILED(hres))
393 return hres;
394
395 if(V_VT(&num) == VT_R8 && isnan(V_R8(&num)))
396 ret = VARIANT_TRUE;
397 }else {
398 ret = VARIANT_TRUE;
399 }
400
401 if(retv) {
402 V_VT(retv) = VT_BOOL;
403 V_BOOL(retv) = ret;
404 }
405 return S_OK;
406 }
407
408 static HRESULT JSGlobal_isFinite(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
409 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
410 {
411 VARIANT_BOOL ret = VARIANT_FALSE;
412 HRESULT hres;
413
414 TRACE("\n");
415
416 if(arg_cnt(dp)) {
417 VARIANT num;
418
419 hres = to_number(ctx, get_arg(dp,0), ei, &num);
420 if(FAILED(hres))
421 return hres;
422
423 if(V_VT(&num) != VT_R8 || (!isinf(V_R8(&num)) && !isnan(V_R8(&num))))
424 ret = VARIANT_TRUE;
425 }
426
427 if(retv) {
428 V_VT(retv) = VT_BOOL;
429 V_BOOL(retv) = ret;
430 }
431 return S_OK;
432 }
433
434 static INT char_to_int(WCHAR c)
435 {
436 if('0' <= c && c <= '9')
437 return c - '0';
438 if('a' <= c && c <= 'z')
439 return c - 'a' + 10;
440 if('A' <= c && c <= 'Z')
441 return c - 'A' + 10;
442 return 100;
443 }
444
445 static HRESULT JSGlobal_parseInt(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
446 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
447 {
448 DOUBLE ret = 0.0;
449 INT radix=10, i;
450 WCHAR *ptr;
451 BOOL neg = FALSE;
452 BSTR str;
453 HRESULT hres;
454
455 if(!arg_cnt(dp)) {
456 if(retv) num_set_nan(retv);
457 return S_OK;
458 }
459
460 if(arg_cnt(dp) >= 2) {
461 hres = to_int32(ctx, get_arg(dp, 1), ei, &radix);
462 if(FAILED(hres))
463 return hres;
464
465 if(!radix) {
466 radix = 10;
467 }else if(radix < 2 || radix > 36) {
468 WARN("radix %d out of range\n", radix);
469 return E_FAIL;
470 }
471 }
472
473 hres = to_string(ctx, get_arg(dp, 0), ei, &str);
474 if(FAILED(hres))
475 return hres;
476
477 for(ptr = str; isspaceW(*ptr); ptr++);
478
479 switch(*ptr) {
480 case '+':
481 ptr++;
482 break;
483 case '-':
484 neg = TRUE;
485 ptr++;
486 break;
487 case '0':
488 ptr++;
489 if(*ptr == 'x' || *ptr == 'X') {
490 radix = 16;
491 ptr++;
492 }
493 }
494
495 while(*ptr) {
496 i = char_to_int(*ptr++);
497 if(i > radix)
498 break;
499
500 ret = ret*radix + i;
501 }
502
503 SysFreeString(str);
504
505 if(neg)
506 ret = -ret;
507
508 if(retv)
509 num_set_val(retv, ret);
510 return S_OK;
511 }
512
513 static HRESULT JSGlobal_parseFloat(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
514 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
515 {
516 LONGLONG d = 0, hlp;
517 int exp = 0;
518 VARIANT *arg;
519 WCHAR *str;
520 BSTR val_str = NULL;
521 BOOL ret_nan = TRUE, positive = TRUE;
522 HRESULT hres;
523
524 if(!arg_cnt(dp)) {
525 if(retv)
526 num_set_nan(retv);
527 return S_OK;
528 }
529
530 arg = get_arg(dp, 0);
531 hres = to_string(ctx, arg, ei, &val_str);
532 if(FAILED(hres))
533 return hres;
534
535 str = val_str;
536
537 while(isspaceW(*str)) str++;
538
539 if(*str == '+')
540 str++;
541 else if(*str == '-') {
542 positive = FALSE;
543 str++;
544 }
545
546 if(isdigitW(*str))
547 ret_nan = FALSE;
548
549 while(isdigitW(*str)) {
550 hlp = d*10 + *(str++) - '0';
551 if(d>LONGLONG_MAX/10 || hlp<0) {
552 exp++;
553 break;
554 }
555 else
556 d = hlp;
557 }
558 while(isdigitW(*str)) {
559 exp++;
560 str++;
561 }
562
563 if(*str == '.') str++;
564
565 if(isdigitW(*str))
566 ret_nan = FALSE;
567
568 while(isdigitW(*str)) {
569 hlp = d*10 + *(str++) - '0';
570 if(d>LONGLONG_MAX/10 || hlp<0)
571 break;
572
573 d = hlp;
574 exp--;
575 }
576 while(isdigitW(*str))
577 str++;
578
579 if(*str && !ret_nan && (*str=='e' || *str=='E')) {
580 int sign = 1, e = 0;
581
582 str++;
583 if(*str == '+')
584 str++;
585 else if(*str == '-') {
586 sign = -1;
587 str++;
588 }
589
590 while(isdigitW(*str)) {
591 if(e>INT_MAX/10 || (e = e*10 + *str++ - '0')<0)
592 e = INT_MAX;
593 }
594 e *= sign;
595
596 if(exp<0 && e<0 && exp+e>0) exp = INT_MIN;
597 else if(exp>0 && e>0 && exp+e<0) exp = INT_MAX;
598 else exp += e;
599 }
600
601 SysFreeString(val_str);
602
603 if(ret_nan) {
604 if(retv)
605 num_set_nan(retv);
606 return S_OK;
607 }
608
609 V_VT(retv) = VT_R8;
610 V_R8(retv) = (double)(positive?d:-d)*pow(10, exp);
611 return S_OK;
612 }
613
614 static inline int hex_to_int(const WCHAR wch) {
615 if(toupperW(wch)>='A' && toupperW(wch)<='F') return toupperW(wch)-'A'+10;
616 if(isdigitW(wch)) return wch-'0';
617 return -1;
618 }
619
620 static HRESULT JSGlobal_unescape(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
621 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
622 {
623 BSTR ret, str;
624 const WCHAR *ptr;
625 DWORD len = 0;
626 HRESULT hres;
627
628 TRACE("\n");
629
630 if(!arg_cnt(dp)) {
631 if(retv) {
632 ret = SysAllocString(undefinedW);
633 if(!ret)
634 return E_OUTOFMEMORY;
635
636 V_VT(retv) = VT_BSTR;
637 V_BSTR(retv) = ret;
638 }
639
640 return S_OK;
641 }
642
643 hres = to_string(ctx, get_arg(dp, 0), ei, &str);
644 if(FAILED(hres))
645 return hres;
646
647 for(ptr=str; *ptr; ptr++) {
648 if(*ptr == '%') {
649 if(hex_to_int(*(ptr+1))!=-1 && hex_to_int(*(ptr+2))!=-1)
650 ptr += 2;
651 else if(*(ptr+1)=='u' && hex_to_int(*(ptr+2))!=-1 && hex_to_int(*(ptr+3))!=-1
652 && hex_to_int(*(ptr+4))!=-1 && hex_to_int(*(ptr+5))!=-1)
653 ptr += 5;
654 }
655
656 len++;
657 }
658
659 ret = SysAllocStringLen(NULL, len);
660 if(!ret) {
661 SysFreeString(str);
662 return E_OUTOFMEMORY;
663 }
664
665 len = 0;
666 for(ptr=str; *ptr; ptr++) {
667 if(*ptr == '%') {
668 if(hex_to_int(*(ptr+1))!=-1 && hex_to_int(*(ptr+2))!=-1) {
669 ret[len] = (hex_to_int(*(ptr+1))<<4) + hex_to_int(*(ptr+2));
670 ptr += 2;
671 }
672 else if(*(ptr+1)=='u' && hex_to_int(*(ptr+2))!=-1 && hex_to_int(*(ptr+3))!=-1
673 && hex_to_int(*(ptr+4))!=-1 && hex_to_int(*(ptr+5))!=-1) {
674 ret[len] = (hex_to_int(*(ptr+2))<<12) + (hex_to_int(*(ptr+3))<<8)
675 + (hex_to_int(*(ptr+4))<<4) + hex_to_int(*(ptr+5));
676 ptr += 5;
677 }
678 else
679 ret[len] = *ptr;
680 }
681 else
682 ret[len] = *ptr;
683
684 len++;
685 }
686
687 SysFreeString(str);
688
689 if(retv) {
690 V_VT(retv) = VT_BSTR;
691 V_BSTR(retv) = ret;
692 }
693 else
694 SysFreeString(ret);
695
696 return S_OK;
697 }
698
699 static HRESULT JSGlobal_GetObject(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
700 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
701 {
702 FIXME("\n");
703 return E_NOTIMPL;
704 }
705
706 static HRESULT JSGlobal_ScriptEngine(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
707 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
708 {
709 FIXME("\n");
710 return E_NOTIMPL;
711 }
712
713 static HRESULT JSGlobal_ScriptEngineMajorVersion(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
714 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
715 {
716 FIXME("\n");
717 return E_NOTIMPL;
718 }
719
720 static HRESULT JSGlobal_ScriptEngineMinorVersion(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
721 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
722 {
723 FIXME("\n");
724 return E_NOTIMPL;
725 }
726
727 static HRESULT JSGlobal_ScriptEngineBuildVersion(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
728 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
729 {
730 FIXME("\n");
731 return E_NOTIMPL;
732 }
733
734 static HRESULT JSGlobal_CollectGarbage(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
735 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
736 {
737 FIXME("\n");
738 return E_NOTIMPL;
739 }
740
741 static HRESULT JSGlobal_encodeURI(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
742 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
743 {
744 const WCHAR *ptr;
745 DWORD len = 0, i;
746 char buf[4];
747 BSTR str, ret;
748 WCHAR *rptr;
749 HRESULT hres;
750
751 TRACE("\n");
752
753 if(!arg_cnt(dp)) {
754 if(retv) {
755 ret = SysAllocString(undefinedW);
756 if(!ret)
757 return E_OUTOFMEMORY;
758
759 V_VT(retv) = VT_BSTR;
760 V_BSTR(retv) = ret;
761 }
762
763 return S_OK;
764 }
765
766 hres = to_string(ctx, get_arg(dp,0), ei, &str);
767 if(FAILED(hres))
768 return hres;
769
770 for(ptr = str; *ptr; ptr++) {
771 if(is_uri_unescaped(*ptr) || is_uri_reserved(*ptr) || *ptr == '#') {
772 len++;
773 }else {
774 i = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, NULL, 0, NULL, NULL)*3;
775 if(!i) {
776 SysFreeString(str);
777 return throw_uri_error(ctx, ei, IDS_URI_INVALID_CHAR, NULL);
778 }
779
780 len += i;
781 }
782 }
783
784 rptr = ret = SysAllocStringLen(NULL, len);
785 if(!ret) {
786 SysFreeString(str);
787 return E_OUTOFMEMORY;
788 }
789
790 for(ptr = str; *ptr; ptr++) {
791 if(is_uri_unescaped(*ptr) || is_uri_reserved(*ptr) || *ptr == '#') {
792 *rptr++ = *ptr;
793 }else {
794 len = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, buf, sizeof(buf), NULL, NULL);
795 for(i=0; i<len; i++) {
796 *rptr++ = '%';
797 *rptr++ = int_to_char((BYTE)buf[i] >> 4);
798 *rptr++ = int_to_char(buf[i] & 0x0f);
799 }
800 }
801 }
802
803 SysFreeString(str);
804
805 TRACE("%s -> %s\n", debugstr_w(str), debugstr_w(ret));
806 if(retv) {
807 V_VT(retv) = VT_BSTR;
808 V_BSTR(retv) = ret;
809 }else {
810 SysFreeString(ret);
811 }
812 return S_OK;
813 }
814
815 static HRESULT JSGlobal_decodeURI(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
816 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
817 {
818 FIXME("\n");
819 return E_NOTIMPL;
820 }
821
822 static HRESULT JSGlobal_encodeURIComponent(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
823 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
824 {
825 BSTR str, ret;
826 char buf[4];
827 const WCHAR *ptr;
828 DWORD len = 0, size, i;
829 HRESULT hres;
830
831 TRACE("\n");
832
833 if(!arg_cnt(dp)) {
834 if(retv) {
835 ret = SysAllocString(undefinedW);
836 if(!ret)
837 return E_OUTOFMEMORY;
838
839 V_VT(retv) = VT_BSTR;
840 V_BSTR(retv) = ret;
841 }
842
843 return S_OK;
844 }
845
846 hres = to_string(ctx, get_arg(dp, 0), ei, &str);
847 if(FAILED(hres))
848 return hres;
849
850 for(ptr=str; *ptr; ptr++) {
851 if(is_uri_unescaped(*ptr))
852 len++;
853 else {
854 size = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, NULL, 0, NULL, NULL);
855 if(!size) {
856 SysFreeString(str);
857 FIXME("throw Error\n");
858 return E_FAIL;
859 }
860 len += size*3;
861 }
862 }
863
864 ret = SysAllocStringLen(NULL, len);
865 if(!ret) {
866 SysFreeString(str);
867 return E_OUTOFMEMORY;
868 }
869
870 len = 0;
871 for(ptr=str; *ptr; ptr++) {
872 if(is_uri_unescaped(*ptr))
873 ret[len++] = *ptr;
874 else {
875 size = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, buf, sizeof(buf), NULL, NULL);
876 for(i=0; i<size; i++) {
877 ret[len++] = '%';
878 ret[len++] = int_to_char((BYTE)buf[i] >> 4);
879 ret[len++] = int_to_char(buf[i] & 0x0f);
880 }
881 }
882 }
883
884 SysFreeString(str);
885
886 if(retv) {
887 V_VT(retv) = VT_BSTR;
888 V_BSTR(retv) = ret;
889 } else {
890 SysFreeString(ret);
891 }
892
893 return S_OK;
894 }
895
896 /* ECMA-262 3rd Edition 15.1.3.2 */
897 static HRESULT JSGlobal_decodeURIComponent(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
898 VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
899 {
900 BSTR str, ret;
901 const WCHAR *ptr;
902 WCHAR *out_ptr;
903 DWORD len = 0;
904 HRESULT hres;
905
906 TRACE("\n");
907
908 if(!arg_cnt(dp)) {
909 if(retv) {
910 ret = SysAllocString(undefinedW);
911 if(!ret)
912 return E_OUTOFMEMORY;
913
914 V_VT(retv) = VT_BSTR;
915 V_BSTR(retv) = ret;
916 }
917
918 return S_OK;
919 }
920
921 hres = to_string(ctx, get_arg(dp, 0), ei, &str);
922 if(FAILED(hres))
923 return hres;
924
925 ptr = str;
926 while(*ptr) {
927 if(*ptr == '%') {
928 char octets[4];
929 unsigned char mask = 0x80;
930 int i, size, num_bytes = 0;
931 if(hex_to_int(*(ptr+1)) < 0 || hex_to_int(*(ptr+2)) < 0) {
932 FIXME("Throw URIError: Invalid hex sequence\n");
933 SysFreeString(str);
934 return E_FAIL;
935 }
936 octets[0] = (hex_to_int(*(ptr+1)) << 4) + hex_to_int(*(ptr+2));
937 ptr += 3;
938 while(octets[0] & mask) {
939 mask = mask >> 1;
940 ++num_bytes;
941 }
942 if(num_bytes == 1 || num_bytes > 4) {
943 FIXME("Throw URIError: Invalid initial UTF character\n");
944 SysFreeString(str);
945 return E_FAIL;
946 }
947 for(i = 1; i < num_bytes; ++i) {
948 if(*ptr != '%'){
949 FIXME("Throw URIError: Incomplete UTF sequence\n");
950 SysFreeString(str);
951 return E_FAIL;
952 }
953 if(hex_to_int(*(ptr+1)) < 0 || hex_to_int(*(ptr+2)) < 0) {
954 FIXME("Throw URIError: Invalid hex sequence\n");
955 SysFreeString(str);
956 return E_FAIL;
957 }
958 octets[i] = (hex_to_int(*(ptr+1)) << 4) + hex_to_int(*(ptr+2));
959 ptr += 3;
960 }
961 size = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, octets,
962 num_bytes ? num_bytes : 1, NULL, 0);
963 if(size == 0) {
964 FIXME("Throw URIError: Invalid UTF sequence\n");
965 SysFreeString(str);
966 return E_FAIL;
967 }
968 len += size;
969 }else {
970 ++ptr;
971 ++len;
972 }
973 }
974
975 out_ptr = ret = SysAllocStringLen(NULL, len);
976 if(!ret) {
977 SysFreeString(str);
978 return E_OUTOFMEMORY;
979 }
980
981 ptr = str;
982 while(*ptr) {
983 if(*ptr == '%') {
984 char octets[4];
985 unsigned char mask = 0x80;
986 int i, size, num_bytes = 0;
987 octets[0] = (hex_to_int(*(ptr+1)) << 4) + hex_to_int(*(ptr+2));
988 ptr += 3;
989 while(octets[0] & mask) {
990 mask = mask >> 1;
991 ++num_bytes;
992 }
993 for(i = 1; i < num_bytes; ++i) {
994 octets[i] = (hex_to_int(*(ptr+1)) << 4) + hex_to_int(*(ptr+2));
995 ptr += 3;
996 }
997 size = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, octets,
998 num_bytes ? num_bytes : 1, out_ptr, len);
999 len -= size;
1000 out_ptr += size;
1001 }else {
1002 *out_ptr++ = *ptr++;
1003 --len;
1004 }
1005 }
1006
1007 SysFreeString(str);
1008
1009 if(retv) {
1010 V_VT(retv) = VT_BSTR;
1011 V_BSTR(retv) = ret;
1012 }else {
1013 SysFreeString(ret);
1014 }
1015
1016 return S_OK;
1017 }
1018
1019 static const builtin_prop_t JSGlobal_props[] = {
1020 {ActiveXObjectW, JSGlobal_ActiveXObject, PROPF_CONSTR|1},
1021 {ArrayW, JSGlobal_Array, PROPF_CONSTR|1},
1022 {BooleanW, JSGlobal_Boolean, PROPF_CONSTR|1},
1023 {CollectGarbageW, JSGlobal_CollectGarbage, PROPF_METHOD},
1024 {DateW, JSGlobal_Date, PROPF_CONSTR|7},
1025 {EnumeratorW, JSGlobal_Enumerator, PROPF_METHOD|7},
1026 {ErrorW, JSGlobal_Error, PROPF_CONSTR|1},
1027 {EvalErrorW, JSGlobal_EvalError, PROPF_CONSTR|1},
1028 {FunctionW, JSGlobal_Function, PROPF_CONSTR|1},
1029 {_GetObjectW, JSGlobal_GetObject, PROPF_METHOD|2},
1030 {NumberW, JSGlobal_Number, PROPF_CONSTR|1},
1031 {ObjectW, JSGlobal_Object, PROPF_CONSTR|1},
1032 {RangeErrorW, JSGlobal_RangeError, PROPF_CONSTR|1},
1033 {ReferenceErrorW, JSGlobal_ReferenceError, PROPF_CONSTR|1},
1034 {RegExpW, JSGlobal_RegExp, PROPF_CONSTR|2},
1035 {ScriptEngineW, JSGlobal_ScriptEngine, PROPF_METHOD},
1036 {ScriptEngineBuildVersionW, JSGlobal_ScriptEngineBuildVersion, PROPF_METHOD},
1037 {ScriptEngineMajorVersionW, JSGlobal_ScriptEngineMajorVersion, PROPF_METHOD},
1038 {ScriptEngineMinorVersionW, JSGlobal_ScriptEngineMinorVersion, PROPF_METHOD},
1039 {StringW, JSGlobal_String, PROPF_CONSTR|1},
1040 {SyntaxErrorW, JSGlobal_SyntaxError, PROPF_CONSTR|1},
1041 {TypeErrorW, JSGlobal_TypeError, PROPF_CONSTR|1},
1042 {URIErrorW, JSGlobal_URIError, PROPF_CONSTR|1},
1043 {VBArrayW, JSGlobal_VBArray, PROPF_METHOD|1},
1044 {decodeURIW, JSGlobal_decodeURI, PROPF_METHOD|1},
1045 {decodeURIComponentW, JSGlobal_decodeURIComponent, PROPF_METHOD|1},
1046 {encodeURIW, JSGlobal_encodeURI, PROPF_METHOD|1},
1047 {encodeURIComponentW, JSGlobal_encodeURIComponent, PROPF_METHOD|1},
1048 {escapeW, JSGlobal_escape, PROPF_METHOD|1},
1049 {evalW, JSGlobal_eval, PROPF_METHOD|1},
1050 {isFiniteW, JSGlobal_isFinite, PROPF_METHOD|1},
1051 {isNaNW, JSGlobal_isNaN, PROPF_METHOD|1},
1052 {parseFloatW, JSGlobal_parseFloat, PROPF_METHOD|1},
1053 {parseIntW, JSGlobal_parseInt, PROPF_METHOD|2},
1054 {unescapeW, JSGlobal_unescape, PROPF_METHOD|1}
1055 };
1056
1057 static const builtin_info_t JSGlobal_info = {
1058 JSCLASS_GLOBAL,
1059 {NULL, NULL, 0},
1060 sizeof(JSGlobal_props)/sizeof(*JSGlobal_props),
1061 JSGlobal_props,
1062 NULL,
1063 NULL
1064 };
1065
1066 static HRESULT init_constructors(script_ctx_t *ctx, DispatchEx *object_prototype)
1067 {
1068 HRESULT hres;
1069
1070 hres = init_function_constr(ctx, object_prototype);
1071 if(FAILED(hres))
1072 return hres;
1073
1074 hres = create_object_constr(ctx, object_prototype, &ctx->object_constr);
1075 if(FAILED(hres))
1076 return hres;
1077
1078 hres = create_activex_constr(ctx, &ctx->activex_constr);
1079 if(FAILED(hres))
1080 return hres;
1081
1082 hres = create_array_constr(ctx, object_prototype, &ctx->array_constr);
1083 if(FAILED(hres))
1084 return hres;
1085
1086 hres = create_bool_constr(ctx, object_prototype, &ctx->bool_constr);
1087 if(FAILED(hres))
1088 return hres;
1089
1090 hres = create_date_constr(ctx, object_prototype, &ctx->date_constr);
1091 if(FAILED(hres))
1092 return hres;
1093
1094 hres = init_error_constr(ctx, object_prototype);
1095 if(FAILED(hres))
1096 return hres;
1097
1098 hres = create_number_constr(ctx, object_prototype, &ctx->number_constr);
1099 if(FAILED(hres))
1100 return hres;
1101
1102 hres = create_regexp_constr(ctx, object_prototype, &ctx->regexp_constr);
1103 if(FAILED(hres))
1104 return hres;
1105
1106 hres = create_string_constr(ctx, object_prototype, &ctx->string_constr);
1107 if(FAILED(hres))
1108 return hres;
1109
1110 return S_OK;
1111 }
1112
1113 HRESULT init_global(script_ctx_t *ctx)
1114 {
1115 DispatchEx *math, *object_prototype;
1116 VARIANT var;
1117 HRESULT hres;
1118
1119 if(ctx->global)
1120 return S_OK;
1121
1122 hres = create_object_prototype(ctx, &object_prototype);
1123 if(FAILED(hres))
1124 return hres;
1125
1126 hres = init_constructors(ctx, object_prototype);
1127 jsdisp_release(object_prototype);
1128 if(FAILED(hres))
1129 return hres;
1130
1131 hres = create_dispex(ctx, &JSGlobal_info, NULL, &ctx->global);
1132 if(FAILED(hres))
1133 return hres;
1134
1135 hres = create_math(ctx, &math);
1136 if(FAILED(hres))
1137 return hres;
1138
1139 V_VT(&var) = VT_DISPATCH;
1140 V_DISPATCH(&var) = (IDispatch*)_IDispatchEx_(math);
1141 hres = jsdisp_propput_name(ctx->global, MathW, &var, NULL/*FIXME*/, NULL/*FIXME*/);
1142 jsdisp_release(math);
1143 if(FAILED(hres))
1144 return hres;
1145
1146 V_VT(&var) = VT_EMPTY;
1147 hres = jsdisp_propput_name(ctx->global, undefinedW, &var, NULL/*FIXME*/, NULL/*FIXME*/);
1148 if(FAILED(hres))
1149 return hres;
1150
1151 num_set_nan(&var);
1152 hres = jsdisp_propput_name(ctx->global, NaNW, &var, NULL/*FIXME*/, NULL/*FIXME*/);
1153 if(FAILED(hres))
1154 return hres;
1155
1156 num_set_inf(&var, TRUE);
1157 hres = jsdisp_propput_name(ctx->global, InfinityW, &var, NULL/*FIXME*/, NULL/*FIXME*/);
1158 return hres;
1159 }
Maarten's multimedia branch