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msvcp90: Added num_get<char>::get functions implementation.
[wine/multimedia.git] / dlls / jscript / global.c
blobce1c54118235c848cc10bf5977bb8af2f7e49586
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 /* Check that the character is one of the 69 non-blank characters as defined by ECMA-262 B.2.1 */
103 static inline BOOL is_ecma_nonblank(const WCHAR c)
104 {
105 return ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || (c >= '0' && c <= '9') ||
106 c == '@' || c == '*' || c == '_' || c == '+' || c == '-' || c == '.' || c == '/');
107 }
108
109 static WCHAR int_to_char(int i)
110 {
111 if(i < 10)
112 return '0'+i;
113 return 'A'+i-10;
114 }
115
116 static HRESULT constructor_call(jsdisp_t *constr, WORD flags, DISPPARAMS *dp,
117 VARIANT *retv, jsexcept_t *ei)
118 {
119 if(flags != DISPATCH_PROPERTYGET)
120 return jsdisp_call_value(constr, NULL, flags, dp, retv, ei);
121
122 jsdisp_addref(constr);
123 var_set_jsdisp(retv, constr);
124 return S_OK;
125 }
126
127 static HRESULT JSGlobal_Array(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
128 VARIANT *retv, jsexcept_t *ei)
129 {
130 TRACE("\n");
131
132 return constructor_call(ctx->array_constr, flags, dp, retv, ei);
133 }
134
135 static HRESULT JSGlobal_Boolean(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
136 VARIANT *retv, jsexcept_t *ei)
137 {
138 TRACE("\n");
139
140 return constructor_call(ctx->bool_constr, flags, dp, retv, ei);
141 }
142
143 static HRESULT JSGlobal_Date(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
144 VARIANT *retv, jsexcept_t *ei)
145 {
146 TRACE("\n");
147
148 return constructor_call(ctx->date_constr, flags, dp, retv, ei);
149 }
150
151 static HRESULT JSGlobal_Error(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
152 VARIANT *retv, jsexcept_t *ei)
153 {
154 TRACE("\n");
155
156 return constructor_call(ctx->error_constr, flags, dp, retv, ei);
157 }
158
159 static HRESULT JSGlobal_EvalError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
160 VARIANT *retv, jsexcept_t *ei)
161 {
162 TRACE("\n");
163
164 return constructor_call(ctx->eval_error_constr, flags, dp, retv, ei);
165 }
166
167 static HRESULT JSGlobal_RangeError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
168 VARIANT *retv, jsexcept_t *ei)
169 {
170 TRACE("\n");
171
172 return constructor_call(ctx->range_error_constr, flags, dp, retv, ei);
173 }
174
175 static HRESULT JSGlobal_ReferenceError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
176 VARIANT *retv, jsexcept_t *ei)
177 {
178 TRACE("\n");
179
180 return constructor_call(ctx->reference_error_constr, flags, dp, retv, ei);
181 }
182
183 static HRESULT JSGlobal_SyntaxError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
184 VARIANT *retv, jsexcept_t *ei)
185 {
186 TRACE("\n");
187
188 return constructor_call(ctx->syntax_error_constr, flags, dp, retv, ei);
189 }
190
191 static HRESULT JSGlobal_TypeError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
192 VARIANT *retv, jsexcept_t *ei)
193 {
194 TRACE("\n");
195
196 return constructor_call(ctx->type_error_constr, flags, dp, retv, ei);
197 }
198
199 static HRESULT JSGlobal_URIError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
200 VARIANT *retv, jsexcept_t *ei)
201 {
202 TRACE("\n");
203
204 return constructor_call(ctx->uri_error_constr, flags, dp, retv, ei);
205 }
206
207 static HRESULT JSGlobal_Function(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
208 VARIANT *retv, jsexcept_t *ei)
209 {
210 TRACE("\n");
211
212 return constructor_call(ctx->function_constr, flags, dp, retv, ei);
213 }
214
215 static HRESULT JSGlobal_Number(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
216 VARIANT *retv, jsexcept_t *ei)
217 {
218 TRACE("\n");
219
220 return constructor_call(ctx->number_constr, flags, dp, retv, ei);
221 }
222
223 static HRESULT JSGlobal_Object(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
224 VARIANT *retv, jsexcept_t *ei)
225 {
226 TRACE("\n");
227
228 return constructor_call(ctx->object_constr, flags, dp, retv, ei);
229 }
230
231 static HRESULT JSGlobal_String(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
232 VARIANT *retv, jsexcept_t *ei)
233 {
234 TRACE("\n");
235
236 return constructor_call(ctx->string_constr, flags, dp, retv, ei);
237 }
238
239 static HRESULT JSGlobal_RegExp(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
240 VARIANT *retv, jsexcept_t *ei)
241 {
242 TRACE("\n");
243
244 return constructor_call(ctx->regexp_constr, flags, dp, retv, ei);
245 }
246
247 static HRESULT JSGlobal_ActiveXObject(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
248 VARIANT *retv, jsexcept_t *ei)
249 {
250 TRACE("\n");
251
252 return constructor_call(ctx->activex_constr, flags, dp, retv, ei);
253 }
254
255 static HRESULT JSGlobal_VBArray(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
256 VARIANT *retv, jsexcept_t *ei)
257 {
258 TRACE("\n");
259
260 return constructor_call(ctx->vbarray_constr, flags, dp, retv, ei);
261 }
262
263 static HRESULT JSGlobal_Enumerator(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
264 VARIANT *retv, jsexcept_t *ei)
265 {
266 FIXME("\n");
267 return E_NOTIMPL;
268 }
269
270 static HRESULT JSGlobal_escape(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
271 VARIANT *retv, jsexcept_t *ei)
272 {
273 BSTR ret, str;
274 const WCHAR *ptr;
275 DWORD len = 0;
276 HRESULT hres;
277
278 TRACE("\n");
279
280 if(!arg_cnt(dp)) {
281 if(retv) {
282 ret = SysAllocString(undefinedW);
283 if(!ret)
284 return E_OUTOFMEMORY;
285
286 V_VT(retv) = VT_BSTR;
287 V_BSTR(retv) = ret;
288 }
289
290 return S_OK;
291 }
292
293 hres = to_string(ctx, get_arg(dp, 0), ei, &str);
294 if(FAILED(hres))
295 return hres;
296
297 for(ptr=str; *ptr; ptr++) {
298 if(*ptr > 0xff)
299 len += 6;
300 else if(is_ecma_nonblank(*ptr))
301 len++;
302 else
303 len += 3;
304 }
305
306 ret = SysAllocStringLen(NULL, len);
307 if(!ret) {
308 SysFreeString(str);
309 return E_OUTOFMEMORY;
310 }
311
312 len = 0;
313 for(ptr=str; *ptr; ptr++) {
314 if(*ptr > 0xff) {
315 ret[len++] = '%';
316 ret[len++] = 'u';
317 ret[len++] = int_to_char(*ptr >> 12);
318 ret[len++] = int_to_char((*ptr >> 8) & 0xf);
319 ret[len++] = int_to_char((*ptr >> 4) & 0xf);
320 ret[len++] = int_to_char(*ptr & 0xf);
321 }
322 else if(is_ecma_nonblank(*ptr))
323 ret[len++] = *ptr;
324 else {
325 ret[len++] = '%';
326 ret[len++] = int_to_char(*ptr >> 4);
327 ret[len++] = int_to_char(*ptr & 0xf);
328 }
329 }
330
331 SysFreeString(str);
332
333 if(retv) {
334 V_VT(retv) = VT_BSTR;
335 V_BSTR(retv) = ret;
336 }
337 else
338 SysFreeString(ret);
339
340 return S_OK;
341 }
342
343 /* ECMA-262 3rd Edition 15.1.2.1 */
344 static HRESULT JSGlobal_eval(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
345 VARIANT *retv, jsexcept_t *ei)
346 {
347 bytecode_t *code;
348 VARIANT *arg;
349 HRESULT hres;
350
351 TRACE("\n");
352
353 if(!arg_cnt(dp)) {
354 if(retv)
355 V_VT(retv) = VT_EMPTY;
356 return S_OK;
357 }
358
359 arg = get_arg(dp, 0);
360 if(V_VT(arg) != VT_BSTR) {
361 if(retv) {
362 V_VT(retv) = VT_EMPTY;
363 return VariantCopy(retv, arg);
364 }
365 return S_OK;
366 }
367
368 if(!ctx->exec_ctx) {
369 FIXME("No active exec_ctx\n");
370 return E_UNEXPECTED;
371 }
372
373 TRACE("parsing %s\n", debugstr_w(V_BSTR(arg)));
374 hres = compile_script(ctx, V_BSTR(arg), NULL, TRUE, FALSE, &code);
375 if(FAILED(hres)) {
376 WARN("parse (%s) failed: %08x\n", debugstr_w(V_BSTR(arg)), hres);
377 return throw_syntax_error(ctx, ei, hres, NULL);
378 }
379
380 hres = exec_source(ctx->exec_ctx, code, &code->global_code, TRUE, ei, retv);
381
382 release_bytecode(code);
383 return hres;
384 }
385
386 static HRESULT JSGlobal_isNaN(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
387 VARIANT *retv, jsexcept_t *ei)
388 {
389 VARIANT_BOOL ret = VARIANT_TRUE;
390 double n;
391 HRESULT hres;
392
393 TRACE("\n");
394
395 if(arg_cnt(dp)) {
396 hres = to_number(ctx, get_arg(dp,0), ei, &n);
397 if(FAILED(hres))
398 return hres;
399
400 if(!isnan(n))
401 ret = VARIANT_FALSE;
402 }
403
404 if(retv) {
405 V_VT(retv) = VT_BOOL;
406 V_BOOL(retv) = ret;
407 }
408 return S_OK;
409 }
410
411 static HRESULT JSGlobal_isFinite(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
412 VARIANT *retv, jsexcept_t *ei)
413 {
414 VARIANT_BOOL ret = VARIANT_FALSE;
415 HRESULT hres;
416
417 TRACE("\n");
418
419 if(arg_cnt(dp)) {
420 double n;
421
422 hres = to_number(ctx, get_arg(dp,0), ei, &n);
423 if(FAILED(hres))
424 return hres;
425
426 if(!isinf(n) && !isnan(n))
427 ret = VARIANT_TRUE;
428 }
429
430 if(retv) {
431 V_VT(retv) = VT_BOOL;
432 V_BOOL(retv) = ret;
433 }
434 return S_OK;
435 }
436
437 static INT char_to_int(WCHAR c)
438 {
439 if('0' <= c && c <= '9')
440 return c - '0';
441 if('a' <= c && c <= 'z')
442 return c - 'a' + 10;
443 if('A' <= c && c <= 'Z')
444 return c - 'A' + 10;
445 return 100;
446 }
447
448 static HRESULT JSGlobal_parseInt(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
449 VARIANT *retv, jsexcept_t *ei)
450 {
451 BOOL neg = FALSE, empty = TRUE;
452 DOUBLE ret = 0.0;
453 INT radix=0, i;
454 WCHAR *ptr;
455 BSTR str;
456 HRESULT hres;
457
458 if(!arg_cnt(dp)) {
459 if(retv) num_set_val(retv, NAN);
460 return S_OK;
461 }
462
463 if(arg_cnt(dp) >= 2) {
464 hres = to_int32(ctx, get_arg(dp, 1), ei, &radix);
465 if(FAILED(hres))
466 return hres;
467
468 if(radix && (radix < 2 || radix > 36)) {
469 WARN("radix %d out of range\n", radix);
470 if(retv)
471 num_set_val(retv, NAN);
472 return S_OK;
473 }
474 }
475
476 hres = to_string(ctx, get_arg(dp, 0), ei, &str);
477 if(FAILED(hres))
478 return hres;
479
480 for(ptr = str; isspaceW(*ptr); ptr++);
481
482 switch(*ptr) {
483 case '+':
484 ptr++;
485 break;
486 case '-':
487 neg = TRUE;
488 ptr++;
489 break;
490 }
491
492 if(!radix) {
493 if(*ptr == '0') {
494 if(ptr[1] == 'x' || ptr[1] == 'X') {
495 radix = 16;
496 ptr += 2;
497 }else {
498 radix = 8;
499 ptr++;
500 empty = FALSE;
501 }
502 }else {
503 radix = 10;
504 }
505 }
506
507 i = char_to_int(*ptr++);
508 if(i < radix) {
509 do {
510 ret = ret*radix + i;
511 i = char_to_int(*ptr++);
512 }while(i < radix);
513 }else if(empty) {
514 ret = NAN;
515 }
516
517 SysFreeString(str);
518
519 if(neg)
520 ret = -ret;
521
522 if(retv)
523 num_set_val(retv, ret);
524 return S_OK;
525 }
526
527 static HRESULT JSGlobal_parseFloat(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
528 VARIANT *retv, jsexcept_t *ei)
529 {
530 LONGLONG d = 0, hlp;
531 int exp = 0;
532 VARIANT *arg;
533 WCHAR *str;
534 BSTR val_str = NULL;
535 BOOL ret_nan = TRUE, positive = TRUE;
536 HRESULT hres;
537
538 if(!arg_cnt(dp)) {
539 if(retv)
540 num_set_val(retv, NAN);
541 return S_OK;
542 }
543
544 arg = get_arg(dp, 0);
545 hres = to_string(ctx, arg, ei, &val_str);
546 if(FAILED(hres))
547 return hres;
548
549 str = val_str;
550
551 while(isspaceW(*str)) str++;
552
553 if(*str == '+')
554 str++;
555 else if(*str == '-') {
556 positive = FALSE;
557 str++;
558 }
559
560 if(isdigitW(*str))
561 ret_nan = FALSE;
562
563 while(isdigitW(*str)) {
564 hlp = d*10 + *(str++) - '0';
565 if(d>LONGLONG_MAX/10 || hlp<0) {
566 exp++;
567 break;
568 }
569 else
570 d = hlp;
571 }
572 while(isdigitW(*str)) {
573 exp++;
574 str++;
575 }
576
577 if(*str == '.') str++;
578
579 if(isdigitW(*str))
580 ret_nan = FALSE;
581
582 while(isdigitW(*str)) {
583 hlp = d*10 + *(str++) - '0';
584 if(d>LONGLONG_MAX/10 || hlp<0)
585 break;
586
587 d = hlp;
588 exp--;
589 }
590 while(isdigitW(*str))
591 str++;
592
593 if(*str && !ret_nan && (*str=='e' || *str=='E')) {
594 int sign = 1, e = 0;
595
596 str++;
597 if(*str == '+')
598 str++;
599 else if(*str == '-') {
600 sign = -1;
601 str++;
602 }
603
604 while(isdigitW(*str)) {
605 if(e>INT_MAX/10 || (e = e*10 + *str++ - '0')<0)
606 e = INT_MAX;
607 }
608 e *= sign;
609
610 if(exp<0 && e<0 && exp+e>0) exp = INT_MIN;
611 else if(exp>0 && e>0 && exp+e<0) exp = INT_MAX;
612 else exp += e;
613 }
614
615 SysFreeString(val_str);
616
617 if(ret_nan) {
618 if(retv)
619 num_set_val(retv, NAN);
620 return S_OK;
621 }
622
623 V_VT(retv) = VT_R8;
624 if(!positive)
625 d = -d;
626 V_R8(retv) = (exp>0 ? d*pow(10, exp) : d/pow(10, -exp));
627 return S_OK;
628 }
629
630 static inline int hex_to_int(const WCHAR wch) {
631 if(toupperW(wch)>='A' && toupperW(wch)<='F') return toupperW(wch)-'A'+10;
632 if(isdigitW(wch)) return wch-'0';
633 return -1;
634 }
635
636 static HRESULT JSGlobal_unescape(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
637 VARIANT *retv, jsexcept_t *ei)
638 {
639 BSTR ret, str;
640 const WCHAR *ptr;
641 DWORD len = 0;
642 HRESULT hres;
643
644 TRACE("\n");
645
646 if(!arg_cnt(dp)) {
647 if(retv) {
648 ret = SysAllocString(undefinedW);
649 if(!ret)
650 return E_OUTOFMEMORY;
651
652 V_VT(retv) = VT_BSTR;
653 V_BSTR(retv) = ret;
654 }
655
656 return S_OK;
657 }
658
659 hres = to_string(ctx, get_arg(dp, 0), ei, &str);
660 if(FAILED(hres))
661 return hres;
662
663 for(ptr=str; *ptr; ptr++) {
664 if(*ptr == '%') {
665 if(hex_to_int(*(ptr+1))!=-1 && hex_to_int(*(ptr+2))!=-1)
666 ptr += 2;
667 else if(*(ptr+1)=='u' && hex_to_int(*(ptr+2))!=-1 && hex_to_int(*(ptr+3))!=-1
668 && hex_to_int(*(ptr+4))!=-1 && hex_to_int(*(ptr+5))!=-1)
669 ptr += 5;
670 }
671
672 len++;
673 }
674
675 ret = SysAllocStringLen(NULL, len);
676 if(!ret) {
677 SysFreeString(str);
678 return E_OUTOFMEMORY;
679 }
680
681 len = 0;
682 for(ptr=str; *ptr; ptr++) {
683 if(*ptr == '%') {
684 if(hex_to_int(*(ptr+1))!=-1 && hex_to_int(*(ptr+2))!=-1) {
685 ret[len] = (hex_to_int(*(ptr+1))<<4) + hex_to_int(*(ptr+2));
686 ptr += 2;
687 }
688 else if(*(ptr+1)=='u' && hex_to_int(*(ptr+2))!=-1 && hex_to_int(*(ptr+3))!=-1
689 && hex_to_int(*(ptr+4))!=-1 && hex_to_int(*(ptr+5))!=-1) {
690 ret[len] = (hex_to_int(*(ptr+2))<<12) + (hex_to_int(*(ptr+3))<<8)
691 + (hex_to_int(*(ptr+4))<<4) + hex_to_int(*(ptr+5));
692 ptr += 5;
693 }
694 else
695 ret[len] = *ptr;
696 }
697 else
698 ret[len] = *ptr;
699
700 len++;
701 }
702
703 SysFreeString(str);
704
705 if(retv) {
706 V_VT(retv) = VT_BSTR;
707 V_BSTR(retv) = ret;
708 }
709 else
710 SysFreeString(ret);
711
712 return S_OK;
713 }
714
715 static HRESULT JSGlobal_GetObject(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
716 VARIANT *retv, jsexcept_t *ei)
717 {
718 FIXME("\n");
719 return E_NOTIMPL;
720 }
721
722 static HRESULT JSGlobal_ScriptEngine(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
723 VARIANT *retv, jsexcept_t *ei)
724 {
725 static const WCHAR JScriptW[] = {'J','S','c','r','i','p','t',0};
726
727 TRACE("\n");
728
729 if(retv) {
730 BSTR ret;
731
732 ret = SysAllocString(JScriptW);
733 if(!ret)
734 return E_OUTOFMEMORY;
735
736 V_VT(retv) = VT_BSTR;
737 V_BSTR(retv) = ret;
738 }
739
740 return S_OK;
741 }
742
743 static HRESULT JSGlobal_ScriptEngineMajorVersion(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
744 VARIANT *retv, jsexcept_t *ei)
745 {
746 TRACE("\n");
747
748 if(retv)
749 num_set_int(retv, JSCRIPT_MAJOR_VERSION);
750 return S_OK;
751 }
752
753 static HRESULT JSGlobal_ScriptEngineMinorVersion(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
754 VARIANT *retv, jsexcept_t *ei)
755 {
756 TRACE("\n");
757
758 if(retv)
759 num_set_int(retv, JSCRIPT_MINOR_VERSION);
760 return S_OK;
761 }
762
763 static HRESULT JSGlobal_ScriptEngineBuildVersion(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
764 VARIANT *retv, jsexcept_t *ei)
765 {
766 TRACE("\n");
767
768 if(retv)
769 num_set_int(retv, JSCRIPT_BUILD_VERSION);
770 return S_OK;
771 }
772
773 static HRESULT JSGlobal_CollectGarbage(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
774 VARIANT *retv, jsexcept_t *ei)
775 {
776 FIXME("\n");
777 return E_NOTIMPL;
778 }
779
780 static HRESULT JSGlobal_encodeURI(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
781 VARIANT *retv, jsexcept_t *ei)
782 {
783 const WCHAR *ptr;
784 DWORD len = 0, i;
785 char buf[4];
786 BSTR str, ret;
787 WCHAR *rptr;
788 HRESULT hres;
789
790 TRACE("\n");
791
792 if(!arg_cnt(dp)) {
793 if(retv) {
794 ret = SysAllocString(undefinedW);
795 if(!ret)
796 return E_OUTOFMEMORY;
797
798 V_VT(retv) = VT_BSTR;
799 V_BSTR(retv) = ret;
800 }
801
802 return S_OK;
803 }
804
805 hres = to_string(ctx, get_arg(dp,0), ei, &str);
806 if(FAILED(hres))
807 return hres;
808
809 for(ptr = str; *ptr; ptr++) {
810 if(is_uri_unescaped(*ptr) || is_uri_reserved(*ptr) || *ptr == '#') {
811 len++;
812 }else {
813 i = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, NULL, 0, NULL, NULL)*3;
814 if(!i) {
815 SysFreeString(str);
816 return throw_uri_error(ctx, ei, JS_E_INVALID_URI_CHAR, NULL);
817 }
818
819 len += i;
820 }
821 }
822
823 rptr = ret = SysAllocStringLen(NULL, len);
824 if(!ret) {
825 SysFreeString(str);
826 return E_OUTOFMEMORY;
827 }
828
829 for(ptr = str; *ptr; ptr++) {
830 if(is_uri_unescaped(*ptr) || is_uri_reserved(*ptr) || *ptr == '#') {
831 *rptr++ = *ptr;
832 }else {
833 len = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, buf, sizeof(buf), NULL, NULL);
834 for(i=0; i<len; i++) {
835 *rptr++ = '%';
836 *rptr++ = int_to_char((BYTE)buf[i] >> 4);
837 *rptr++ = int_to_char(buf[i] & 0x0f);
838 }
839 }
840 }
841
842 TRACE("%s -> %s\n", debugstr_w(str), debugstr_w(ret));
843 SysFreeString(str);
844
845 if(retv) {
846 V_VT(retv) = VT_BSTR;
847 V_BSTR(retv) = ret;
848 }else {
849 SysFreeString(ret);
850 }
851 return S_OK;
852 }
853
854 static HRESULT JSGlobal_decodeURI(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
855 VARIANT *retv, jsexcept_t *ei)
856 {
857 BSTR str, ret;
858 WCHAR *ptr;
859 int i, len = 0, val, res;
860 char buf[4];
861 WCHAR out;
862 HRESULT hres;
863
864 TRACE("\n");
865
866 if(!arg_cnt(dp)) {
867 if(retv) {
868 ret = SysAllocString(undefinedW);
869 if(!ret)
870 return E_OUTOFMEMORY;
871
872 V_VT(retv) = VT_BSTR;
873 V_BSTR(retv) = ret;
874 }
875
876 return S_OK;
877 }
878
879 hres = to_string(ctx, get_arg(dp,0), ei, &str);
880 if(FAILED(hres))
881 return hres;
882
883 for(ptr=str; *ptr; ptr++) {
884 if(*ptr != '%') {
885 len++;
886 }else {
887 res = 0;
888 for(i=0; i<4; i++) {
889 if(ptr[i*3]!='%' || hex_to_int(ptr[i*3+1])==-1 || (val=hex_to_int(ptr[i*3+2]))==-1)
890 break;
891 val += hex_to_int(ptr[i*3+1])<<4;
892 buf[i] = val;
893
894 res = MultiByteToWideChar(CP_UTF8, 0, buf, i+1, &out, 1);
895 if(res)
896 break;
897 }
898
899 if(!res) {
900 SysFreeString(str);
901 return throw_uri_error(ctx, ei, JS_E_INVALID_URI_CODING, NULL);
902 }
903
904 ptr += i*3+2;
905 len++;
906 }
907 }
908
909 ret = SysAllocStringLen(NULL, len);
910 if(!ret) {
911 SysFreeString(str);
912 return E_OUTOFMEMORY;
913 }
914
915 len = 0;
916 for(ptr=str; *ptr; ptr++) {
917 if(*ptr != '%') {
918 ret[len] = *ptr;
919 len++;
920 }else {
921 for(i=0; i<4; i++) {
922 if(ptr[i*3]!='%' || hex_to_int(ptr[i*3+1])==-1 || (val=hex_to_int(ptr[i*3+2]))==-1)
923 break;
924 val += hex_to_int(ptr[i*3+1])<<4;
925 buf[i] = val;
926
927 res = MultiByteToWideChar(CP_UTF8, 0, buf, i+1, ret+len, 1);
928 if(res)
929 break;
930 }
931
932 ptr += i*3+2;
933 len++;
934 }
935 }
936
937 TRACE("%s -> %s\n", debugstr_w(str), debugstr_w(ret));
938 SysFreeString(str);
939
940 if(retv) {
941 V_VT(retv) = VT_BSTR;
942 V_BSTR(retv) = ret;
943 }else {
944 SysFreeString(ret);
945 }
946
947 return S_OK;
948 }
949
950 static HRESULT JSGlobal_encodeURIComponent(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
951 VARIANT *retv, jsexcept_t *ei)
952 {
953 BSTR str, ret;
954 char buf[4];
955 const WCHAR *ptr;
956 DWORD len = 0, size, i;
957 HRESULT hres;
958
959 TRACE("\n");
960
961 if(!arg_cnt(dp)) {
962 if(retv) {
963 ret = SysAllocString(undefinedW);
964 if(!ret)
965 return E_OUTOFMEMORY;
966
967 V_VT(retv) = VT_BSTR;
968 V_BSTR(retv) = ret;
969 }
970
971 return S_OK;
972 }
973
974 hres = to_string(ctx, get_arg(dp, 0), ei, &str);
975 if(FAILED(hres))
976 return hres;
977
978 for(ptr=str; *ptr; ptr++) {
979 if(is_uri_unescaped(*ptr))
980 len++;
981 else {
982 size = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, NULL, 0, NULL, NULL);
983 if(!size) {
984 SysFreeString(str);
985 return throw_uri_error(ctx, ei, JS_E_INVALID_URI_CHAR, NULL);
986 }
987 len += size*3;
988 }
989 }
990
991 ret = SysAllocStringLen(NULL, len);
992 if(!ret) {
993 SysFreeString(str);
994 return E_OUTOFMEMORY;
995 }
996
997 len = 0;
998 for(ptr=str; *ptr; ptr++) {
999 if(is_uri_unescaped(*ptr))
1000 ret[len++] = *ptr;
1001 else {
1002 size = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, buf, sizeof(buf), NULL, NULL);
1003 for(i=0; i<size; i++) {
1004 ret[len++] = '%';
1005 ret[len++] = int_to_char((BYTE)buf[i] >> 4);
1006 ret[len++] = int_to_char(buf[i] & 0x0f);
1007 }
1008 }
1009 }
1010
1011 SysFreeString(str);
1012
1013 if(retv) {
1014 V_VT(retv) = VT_BSTR;
1015 V_BSTR(retv) = ret;
1016 } else {
1017 SysFreeString(ret);
1018 }
1019
1020 return S_OK;
1021 }
1022
1023 /* ECMA-262 3rd Edition 15.1.3.2 */
1024 static HRESULT JSGlobal_decodeURIComponent(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
1025 VARIANT *retv, jsexcept_t *ei)
1026 {
1027 BSTR str, ret;
1028 const WCHAR *ptr;
1029 WCHAR *out_ptr;
1030 DWORD len = 0;
1031 HRESULT hres;
1032
1033 TRACE("\n");
1034
1035 if(!arg_cnt(dp)) {
1036 if(retv) {
1037 ret = SysAllocString(undefinedW);
1038 if(!ret)
1039 return E_OUTOFMEMORY;
1040
1041 V_VT(retv) = VT_BSTR;
1042 V_BSTR(retv) = ret;
1043 }
1044
1045 return S_OK;
1046 }
1047
1048 hres = to_string(ctx, get_arg(dp, 0), ei, &str);
1049 if(FAILED(hres))
1050 return hres;
1051
1052 ptr = str;
1053 while(*ptr) {
1054 if(*ptr == '%') {
1055 char octets[4];
1056 unsigned char mask = 0x80;
1057 int i, size, num_bytes = 0;
1058 if(hex_to_int(*(ptr+1)) < 0 || hex_to_int(*(ptr+2)) < 0) {
1059 FIXME("Throw URIError: Invalid hex sequence\n");
1060 SysFreeString(str);
1061 return E_FAIL;
1062 }
1063 octets[0] = (hex_to_int(*(ptr+1)) << 4) + hex_to_int(*(ptr+2));
1064 ptr += 3;
1065 while(octets[0] & mask) {
1066 mask = mask >> 1;
1067 ++num_bytes;
1068 }
1069 if(num_bytes == 1 || num_bytes > 4) {
1070 FIXME("Throw URIError: Invalid initial UTF character\n");
1071 SysFreeString(str);
1072 return E_FAIL;
1073 }
1074 for(i = 1; i < num_bytes; ++i) {
1075 if(*ptr != '%'){
1076 FIXME("Throw URIError: Incomplete UTF sequence\n");
1077 SysFreeString(str);
1078 return E_FAIL;
1079 }
1080 if(hex_to_int(*(ptr+1)) < 0 || hex_to_int(*(ptr+2)) < 0) {
1081 FIXME("Throw URIError: Invalid hex sequence\n");
1082 SysFreeString(str);
1083 return E_FAIL;
1084 }
1085 octets[i] = (hex_to_int(*(ptr+1)) << 4) + hex_to_int(*(ptr+2));
1086 ptr += 3;
1087 }
1088 size = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, octets,
1089 num_bytes ? num_bytes : 1, NULL, 0);
1090 if(size == 0) {
1091 FIXME("Throw URIError: Invalid UTF sequence\n");
1092 SysFreeString(str);
1093 return E_FAIL;
1094 }
1095 len += size;
1096 }else {
1097 ++ptr;
1098 ++len;
1099 }
1100 }
1101
1102 out_ptr = ret = SysAllocStringLen(NULL, len);
1103 if(!ret) {
1104 SysFreeString(str);
1105 return E_OUTOFMEMORY;
1106 }
1107
1108 ptr = str;
1109 while(*ptr) {
1110 if(*ptr == '%') {
1111 char octets[4];
1112 unsigned char mask = 0x80;
1113 int i, size, num_bytes = 0;
1114 octets[0] = (hex_to_int(*(ptr+1)) << 4) + hex_to_int(*(ptr+2));
1115 ptr += 3;
1116 while(octets[0] & mask) {
1117 mask = mask >> 1;
1118 ++num_bytes;
1119 }
1120 for(i = 1; i < num_bytes; ++i) {
1121 octets[i] = (hex_to_int(*(ptr+1)) << 4) + hex_to_int(*(ptr+2));
1122 ptr += 3;
1123 }
1124 size = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, octets,
1125 num_bytes ? num_bytes : 1, out_ptr, len);
1126 len -= size;
1127 out_ptr += size;
1128 }else {
1129 *out_ptr++ = *ptr++;
1130 --len;
1131 }
1132 }
1133
1134 SysFreeString(str);
1135
1136 if(retv) {
1137 V_VT(retv) = VT_BSTR;
1138 V_BSTR(retv) = ret;
1139 }else {
1140 SysFreeString(ret);
1141 }
1142
1143 return S_OK;
1144 }
1145
1146 static const builtin_prop_t JSGlobal_props[] = {
1147 {ActiveXObjectW, JSGlobal_ActiveXObject, PROPF_CONSTR|1},
1148 {ArrayW, JSGlobal_Array, PROPF_CONSTR|1},
1149 {BooleanW, JSGlobal_Boolean, PROPF_CONSTR|1},
1150 {CollectGarbageW, JSGlobal_CollectGarbage, PROPF_METHOD},
1151 {DateW, JSGlobal_Date, PROPF_CONSTR|7},
1152 {EnumeratorW, JSGlobal_Enumerator, PROPF_METHOD|7},
1153 {ErrorW, JSGlobal_Error, PROPF_CONSTR|1},
1154 {EvalErrorW, JSGlobal_EvalError, PROPF_CONSTR|1},
1155 {FunctionW, JSGlobal_Function, PROPF_CONSTR|1},
1156 {_GetObjectW, JSGlobal_GetObject, PROPF_METHOD|2},
1157 {NumberW, JSGlobal_Number, PROPF_CONSTR|1},
1158 {ObjectW, JSGlobal_Object, PROPF_CONSTR|1},
1159 {RangeErrorW, JSGlobal_RangeError, PROPF_CONSTR|1},
1160 {ReferenceErrorW, JSGlobal_ReferenceError, PROPF_CONSTR|1},
1161 {RegExpW, JSGlobal_RegExp, PROPF_CONSTR|2},
1162 {ScriptEngineW, JSGlobal_ScriptEngine, PROPF_METHOD},
1163 {ScriptEngineBuildVersionW, JSGlobal_ScriptEngineBuildVersion, PROPF_METHOD},
1164 {ScriptEngineMajorVersionW, JSGlobal_ScriptEngineMajorVersion, PROPF_METHOD},
1165 {ScriptEngineMinorVersionW, JSGlobal_ScriptEngineMinorVersion, PROPF_METHOD},
1166 {StringW, JSGlobal_String, PROPF_CONSTR|1},
1167 {SyntaxErrorW, JSGlobal_SyntaxError, PROPF_CONSTR|1},
1168 {TypeErrorW, JSGlobal_TypeError, PROPF_CONSTR|1},
1169 {URIErrorW, JSGlobal_URIError, PROPF_CONSTR|1},
1170 {VBArrayW, JSGlobal_VBArray, PROPF_CONSTR|1},
1171 {decodeURIW, JSGlobal_decodeURI, PROPF_METHOD|1},
1172 {decodeURIComponentW, JSGlobal_decodeURIComponent, PROPF_METHOD|1},
1173 {encodeURIW, JSGlobal_encodeURI, PROPF_METHOD|1},
1174 {encodeURIComponentW, JSGlobal_encodeURIComponent, PROPF_METHOD|1},
1175 {escapeW, JSGlobal_escape, PROPF_METHOD|1},
1176 {evalW, JSGlobal_eval, PROPF_METHOD|1},
1177 {isFiniteW, JSGlobal_isFinite, PROPF_METHOD|1},
1178 {isNaNW, JSGlobal_isNaN, PROPF_METHOD|1},
1179 {parseFloatW, JSGlobal_parseFloat, PROPF_METHOD|1},
1180 {parseIntW, JSGlobal_parseInt, PROPF_METHOD|2},
1181 {unescapeW, JSGlobal_unescape, PROPF_METHOD|1}
1182 };
1183
1184 static const builtin_info_t JSGlobal_info = {
1185 JSCLASS_GLOBAL,
1186 {NULL, NULL, 0},
1187 sizeof(JSGlobal_props)/sizeof(*JSGlobal_props),
1188 JSGlobal_props,
1189 NULL,
1190 NULL
1191 };
1192
1193 static HRESULT init_constructors(script_ctx_t *ctx, jsdisp_t *object_prototype)
1194 {
1195 HRESULT hres;
1196
1197 hres = init_function_constr(ctx, object_prototype);
1198 if(FAILED(hres))
1199 return hres;
1200
1201 hres = create_object_constr(ctx, object_prototype, &ctx->object_constr);
1202 if(FAILED(hres))
1203 return hres;
1204
1205 hres = create_activex_constr(ctx, &ctx->activex_constr);
1206 if(FAILED(hres))
1207 return hres;
1208
1209 hres = create_array_constr(ctx, object_prototype, &ctx->array_constr);
1210 if(FAILED(hres))
1211 return hres;
1212
1213 hres = create_bool_constr(ctx, object_prototype, &ctx->bool_constr);
1214 if(FAILED(hres))
1215 return hres;
1216
1217 hres = create_date_constr(ctx, object_prototype, &ctx->date_constr);
1218 if(FAILED(hres))
1219 return hres;
1220
1221 hres = init_error_constr(ctx, object_prototype);
1222 if(FAILED(hres))
1223 return hres;
1224
1225 hres = create_number_constr(ctx, object_prototype, &ctx->number_constr);
1226 if(FAILED(hres))
1227 return hres;
1228
1229 hres = create_regexp_constr(ctx, object_prototype, &ctx->regexp_constr);
1230 if(FAILED(hres))
1231 return hres;
1232
1233 hres = create_string_constr(ctx, object_prototype, &ctx->string_constr);
1234 if(FAILED(hres))
1235 return hres;
1236
1237 hres = create_vbarray_constr(ctx, object_prototype, &ctx->vbarray_constr);
1238 if(FAILED(hres))
1239 return hres;
1240
1241 return S_OK;
1242 }
1243
1244 HRESULT init_global(script_ctx_t *ctx)
1245 {
1246 jsdisp_t *math, *object_prototype;
1247 VARIANT var;
1248 HRESULT hres;
1249
1250 if(ctx->global)
1251 return S_OK;
1252
1253 hres = create_object_prototype(ctx, &object_prototype);
1254 if(FAILED(hres))
1255 return hres;
1256
1257 hres = init_constructors(ctx, object_prototype);
1258 jsdisp_release(object_prototype);
1259 if(FAILED(hres))
1260 return hres;
1261
1262 hres = create_dispex(ctx, &JSGlobal_info, NULL, &ctx->global);
1263 if(FAILED(hres))
1264 return hres;
1265
1266 hres = create_math(ctx, &math);
1267 if(FAILED(hres))
1268 return hres;
1269
1270 var_set_jsdisp(&var, math);
1271 hres = jsdisp_propput_name(ctx->global, MathW, &var, NULL/*FIXME*/);
1272 jsdisp_release(math);
1273 if(FAILED(hres))
1274 return hres;
1275
1276 V_VT(&var) = VT_EMPTY;
1277 hres = jsdisp_propput_name(ctx->global, undefinedW, &var, NULL/*FIXME*/);
1278 if(FAILED(hres))
1279 return hres;
1280
1281 num_set_val(&var, NAN);
1282 hres = jsdisp_propput_name(ctx->global, NaNW, &var, NULL/*FIXME*/);
1283 if(FAILED(hres))
1284 return hres;
1285
1286 num_set_val(&var, INFINITY);
1287 hres = jsdisp_propput_name(ctx->global, InfinityW, &var, NULL/*FIXME*/);
1288 return hres;
1289 }
Maarten's multimedia branch