dlls/jscript/global.c

   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
  73 static const WCHAR undefinedW[] = {'u','n','d','e','f','i','n','e','d',0};
  74
  75 static int uri_char_table[] = {
  76     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 00-0f */
  77     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 10-1f */
  78     0,2,0,0,1,0,1,2,2,2,2,1,1,2,2,1, /* 20-2f */
  79     2,2,2,2,2,2,2,2,2,2,1,1,0,1,0,1, /* 30-3f */
  80     1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, /* 40-4f */
  81     2,2,2,2,2,2,2,2,2,2,2,0,0,0,0,2, /* 50-5f */
  82     0,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, /* 60-6f */
  83     2,2,2,2,2,2,2,2,2,2,2,0,0,0,2,0, /* 70-7f */
  84 };
  85
  86 /* 1 - reserved */
  87 /* 2 - unescaped */
  88
  89 static inline BOOL is_uri_reserved(WCHAR c)
  90 {
  91     return c < 128 && uri_char_table[c] == 1;
  92 }
  93
  94 static inline BOOL is_uri_unescaped(WCHAR c)
  95 {
  96     return c < 128 && uri_char_table[c] == 2;
  97 }
  98
  99 static WCHAR int_to_char(int i)
 100 {
 101     if(i < 10)
 102         return '0'+i;
 103     return 'A'+i-10;
 104 }
 105
 106 static HRESULT constructor_call(DispatchEx *constr, LCID lcid, WORD flags, DISPPARAMS *dp,
 107         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 108 {
 109     if(flags != DISPATCH_PROPERTYGET)
 110         return jsdisp_call_value(constr, lcid, flags, dp, retv, ei, sp);
 111
 112     V_VT(retv) = VT_DISPATCH;
 113     V_DISPATCH(retv) = (IDispatch*)_IDispatchEx_(constr);
 114     IDispatchEx_AddRef(_IDispatchEx_(constr));
 115     return S_OK;
 116 }
 117
 118 static HRESULT JSGlobal_NaN(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 119         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 120 {
 121     TRACE("\n");
 122
 123     switch(flags) {
 124     case DISPATCH_PROPERTYGET:
 125         num_set_nan(retv);
 126         break;
 127
 128     default:
 129         FIXME("unimplemented flags %x\n", flags);
 130         return E_NOTIMPL;
 131     }
 132
 133     return S_OK;
 134 }
 135
 136 static HRESULT JSGlobal_Infinity(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 137         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 138 {
 139     TRACE("\n");
 140
 141     switch(flags) {
 142     case DISPATCH_PROPERTYGET:
 143         num_set_inf(retv, TRUE);
 144         break;
 145
 146     default:
 147         FIXME("unimplemented flags %x\n", flags);
 148         return E_NOTIMPL;
 149     }
 150
 151     return S_OK;
 152 }
 153
 154 static HRESULT JSGlobal_Array(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 155         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 156 {
 157     TRACE("\n");
 158
 159     return constructor_call(dispex->ctx->array_constr, lcid, flags, dp, retv, ei, sp);
 160 }
 161
 162 static HRESULT JSGlobal_Boolean(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 163         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 164 {
 165     TRACE("\n");
 166
 167     return constructor_call(dispex->ctx->bool_constr, lcid, flags, dp, retv, ei, sp);
 168 }
 169
 170 static HRESULT JSGlobal_Date(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 171         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 172 {
 173     TRACE("\n");
 174
 175     return constructor_call(dispex->ctx->date_constr, lcid, flags, dp, retv, ei, sp);
 176 }
 177
 178 static HRESULT JSGlobal_Error(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 179         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 180 {
 181     TRACE("\n");
 182
 183     return constructor_call(dispex->ctx->error_constr, lcid, flags, dp, retv, ei, sp);
 184 }
 185
 186 static HRESULT JSGlobal_EvalError(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 187         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 188 {
 189     TRACE("\n");
 190
 191     return constructor_call(dispex->ctx->eval_error_constr, lcid, flags, dp, retv, ei, sp);
 192 }
 193
 194 static HRESULT JSGlobal_RangeError(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 195         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 196 {
 197     TRACE("\n");
 198
 199     return constructor_call(dispex->ctx->range_error_constr, lcid, flags, dp, retv, ei, sp);
 200 }
 201
 202 static HRESULT JSGlobal_ReferenceError(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 203         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 204 {
 205     TRACE("\n");
 206
 207     return constructor_call(dispex->ctx->reference_error_constr, lcid, flags, dp, retv, ei, sp);
 208 }
 209
 210 static HRESULT JSGlobal_SyntaxError(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 211         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 212 {
 213     TRACE("\n");
 214
 215     return constructor_call(dispex->ctx->syntax_error_constr, lcid, flags, dp, retv, ei, sp);
 216 }
 217
 218 static HRESULT JSGlobal_TypeError(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 219         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 220 {
 221     TRACE("\n");
 222
 223     return constructor_call(dispex->ctx->type_error_constr, lcid, flags, dp, retv, ei, sp);
 224 }
 225
 226 static HRESULT JSGlobal_URIError(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 227         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 228 {
 229     TRACE("\n");
 230
 231     return constructor_call(dispex->ctx->uri_error_constr, lcid, flags, dp, retv, ei, sp);
 232 }
 233
 234 static HRESULT JSGlobal_Function(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 235         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 236 {
 237     TRACE("\n");
 238
 239     return constructor_call(dispex->ctx->function_constr, lcid, flags, dp, retv, ei, sp);
 240 }
 241
 242 static HRESULT JSGlobal_Number(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 243         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 244 {
 245     TRACE("\n");
 246
 247     return constructor_call(dispex->ctx->number_constr, lcid, flags, dp, retv, ei, sp);
 248 }
 249
 250 static HRESULT JSGlobal_Object(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 251         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 252 {
 253     TRACE("\n");
 254
 255     return constructor_call(dispex->ctx->object_constr, lcid, flags, dp, retv, ei, sp);
 256 }
 257
 258 static HRESULT JSGlobal_String(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 259         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 260 {
 261     TRACE("\n");
 262
 263     return constructor_call(dispex->ctx->string_constr, lcid, flags, dp, retv, ei, sp);
 264 }
 265
 266 static HRESULT JSGlobal_RegExp(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 267         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 268 {
 269     TRACE("\n");
 270
 271     return constructor_call(dispex->ctx->regexp_constr, lcid, flags, dp, retv, ei, sp);
 272 }
 273
 274 static HRESULT JSGlobal_ActiveXObject(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 275         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 276 {
 277     FIXME("\n");
 278     return E_NOTIMPL;
 279 }
 280
 281 static HRESULT JSGlobal_VBArray(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 282         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 283 {
 284     FIXME("\n");
 285     return E_NOTIMPL;
 286 }
 287
 288 static HRESULT JSGlobal_Enumerator(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 289         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 290 {
 291     FIXME("\n");
 292     return E_NOTIMPL;
 293 }
 294
 295 static HRESULT JSGlobal_escape(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 296         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 297 {
 298     FIXME("\n");
 299     return E_NOTIMPL;
 300 }
 301
 302 /* ECMA-262 3rd Edition    15.1.2.1 */
 303 static HRESULT JSGlobal_eval(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 304         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 305 {
 306     parser_ctx_t *parser_ctx;
 307     VARIANT *arg;
 308     HRESULT hres;
 309
 310     TRACE("\n");
 311
 312     if(!arg_cnt(dp)) {
 313         if(retv)
 314             V_VT(retv) = VT_EMPTY;
 315         return S_OK;
 316     }
 317
 318     arg = get_arg(dp, 0);
 319     if(V_VT(arg) != VT_BSTR) {
 320         if(retv) {
 321             V_VT(retv) = VT_EMPTY;
 322             return VariantCopy(retv, arg);
 323         }
 324         return S_OK;
 325     }
 326
 327     if(!dispex->ctx->exec_ctx) {
 328         FIXME("No active exec_ctx\n");
 329         return E_UNEXPECTED;
 330     }
 331
 332     TRACE("parsing %s\n", debugstr_w(V_BSTR(arg)));
 333     hres = script_parse(dispex->ctx, V_BSTR(arg), NULL, &parser_ctx);
 334     if(FAILED(hres)) {
 335         WARN("parse (%s) failed: %08x\n", debugstr_w(V_BSTR(arg)), hres);
 336         return throw_syntax_error(dispex->ctx, ei, hres, NULL);
 337     }
 338
 339     hres = exec_source(dispex->ctx->exec_ctx, parser_ctx, parser_ctx->source, ei, retv);
 340     parser_release(parser_ctx);
 341
 342     return hres;
 343 }
 344
 345 static HRESULT JSGlobal_isNaN(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 346         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 347 {
 348     VARIANT_BOOL ret = VARIANT_FALSE;
 349     VARIANT num;
 350     HRESULT hres;
 351
 352     TRACE("\n");
 353
 354     if(arg_cnt(dp)) {
 355         hres = to_number(dispex->ctx, get_arg(dp,0), ei, &num);
 356         if(FAILED(hres))
 357             return hres;
 358
 359         if(V_VT(&num) == VT_R8 && isnan(V_R8(&num)))
 360             ret = VARIANT_TRUE;
 361     }else {
 362         ret = VARIANT_TRUE;
 363     }
 364
 365     if(retv) {
 366         V_VT(retv) = VT_BOOL;
 367         V_BOOL(retv) = ret;
 368     }
 369     return S_OK;
 370 }
 371
 372 static HRESULT JSGlobal_isFinite(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 373         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 374 {
 375     VARIANT_BOOL ret = VARIANT_FALSE;
 376     HRESULT hres;
 377
 378     TRACE("\n");
 379
 380     if(arg_cnt(dp)) {
 381         VARIANT num;
 382
 383         hres = to_number(dispex->ctx, get_arg(dp,0), ei, &num);
 384         if(FAILED(hres))
 385             return hres;
 386
 387         if(V_VT(&num) != VT_R8 || (!isinf(V_R8(&num)) && !isnan(V_R8(&num))))
 388             ret = VARIANT_TRUE;
 389     }
 390
 391     if(retv) {
 392         V_VT(retv) = VT_BOOL;
 393         V_BOOL(retv) = ret;
 394     }
 395     return S_OK;
 396 }
 397
 398 static INT char_to_int(WCHAR c)
 399 {
 400     if('0' <= c && c <= '9')
 401         return c - '0';
 402     if('a' <= c && c <= 'z')
 403         return c - 'a' + 10;
 404     if('A' <= c && c <= 'Z')
 405         return c - 'A' + 10;
 406     return 100;
 407 }
 408
 409 static HRESULT JSGlobal_parseInt(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 410         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 411 {
 412     DOUBLE ret = 0.0;
 413     INT radix=10, i;
 414     WCHAR *ptr;
 415     BOOL neg = FALSE;
 416     BSTR str;
 417     HRESULT hres;
 418
 419     if(!arg_cnt(dp)) {
 420         if(retv) num_set_nan(retv);
 421         return S_OK;
 422     }
 423
 424     if(arg_cnt(dp) >= 2) {
 425         hres = to_int32(dispex->ctx, get_arg(dp, 1), ei, &radix);
 426         if(FAILED(hres))
 427             return hres;
 428
 429         if(!radix) {
 430             radix = 10;
 431         }else if(radix < 2 || radix > 36) {
 432             WARN("radix %d out of range\n", radix);
 433             return E_FAIL;
 434         }
 435     }
 436
 437     hres = to_string(dispex->ctx, get_arg(dp, 0), ei, &str);
 438     if(FAILED(hres))
 439         return hres;
 440
 441     for(ptr = str; isspaceW(*ptr); ptr++);
 442
 443     switch(*ptr) {
 444     case '+':
 445         ptr++;
 446         break;
 447     case '-':
 448         neg = TRUE;
 449         ptr++;
 450         break;
 451     case '0':
 452         ptr++;
 453         if(*ptr == 'x' || *ptr == 'X') {
 454             radix = 16;
 455             ptr++;
 456         }
 457     }
 458
 459     while(*ptr) {
 460         i = char_to_int(*ptr++);
 461         if(i > radix)
 462             break;
 463
 464         ret = ret*radix + i;
 465     }
 466
 467     SysFreeString(str);
 468
 469     if(neg)
 470         ret = -ret;
 471
 472     if(retv)
 473         num_set_val(retv, ret);
 474     return S_OK;
 475 }
 476
 477 static HRESULT JSGlobal_parseFloat(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 478         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 479 {
 480     LONGLONG d = 0, hlp;
 481     int exp = 0, length;
 482     VARIANT *arg;
 483     WCHAR *str;
 484     BSTR val_str = NULL;
 485     BOOL ret_nan = TRUE, positive = TRUE;
 486     HRESULT hres;
 487
 488     if(!arg_cnt(dp)) {
 489         if(retv)
 490             num_set_nan(retv);
 491         return S_OK;
 492     }
 493
 494     arg = get_arg(dp, 0);
 495     hres = to_string(dispex->ctx, arg, ei, &val_str);
 496     if(FAILED(hres))
 497         return hres;
 498
 499     str = val_str;
 500     length = SysStringLen(val_str);
 501
 502     while(isspaceW(*str)) str++;
 503
 504     if(*str == '+')
 505         str++;
 506     else if(*str == '-') {
 507         positive = FALSE;
 508         str++;
 509     }
 510
 511     if(isdigitW(*str))
 512         ret_nan = FALSE;
 513
 514     while(isdigitW(*str)) {
 515         hlp = d*10 + *(str++) - '0';
 516         if(d>LONGLONG_MAX/10 || hlp<0) {
 517             exp++;
 518             break;
 519         }
 520         else
 521             d = hlp;
 522     }
 523     while(isdigitW(*str)) {
 524         exp++;
 525         str++;
 526     }
 527
 528     if(*str == '.') str++;
 529
 530     if(isdigitW(*str))
 531         ret_nan = FALSE;
 532
 533     while(isdigitW(*str)) {
 534         hlp = d*10 + *(str++) - '0';
 535         if(d>LONGLONG_MAX/10 || hlp<0)
 536             break;
 537
 538         d = hlp;
 539         exp--;
 540     }
 541     while(isdigitW(*str))
 542         str++;
 543
 544     if(*str && !ret_nan && (*str=='e' || *str=='E')) {
 545         int sign = 1, e = 0;
 546
 547         str++;
 548         if(*str == '+')
 549             str++;
 550         else if(*str == '-') {
 551             sign = -1;
 552             str++;
 553         }
 554
 555         while(isdigitW(*str)) {
 556             if(e>INT_MAX/10 || (e = e*10 + *str++ - '0')<0)
 557                 e = INT_MAX;
 558         }
 559         e *= sign;
 560
 561         if(exp<0 && e<0 && exp+e>0) exp = INT_MIN;
 562         else if(exp>0 && e>0 && exp+e<0) exp = INT_MAX;
 563         else exp += e;
 564     }
 565
 566     SysFreeString(val_str);
 567
 568     if(ret_nan) {
 569         if(retv)
 570             num_set_nan(retv);
 571         return S_OK;
 572     }
 573
 574     V_VT(retv) = VT_R8;
 575     V_R8(retv) = (double)(positive?d:-d)*pow(10, exp);
 576     return S_OK;
 577 }
 578
 579 static HRESULT JSGlobal_unescape(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 580         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 581 {
 582     FIXME("\n");
 583     return E_NOTIMPL;
 584 }
 585
 586 static HRESULT JSGlobal_GetObject(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 587         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 588 {
 589     FIXME("\n");
 590     return E_NOTIMPL;
 591 }
 592
 593 static HRESULT JSGlobal_ScriptEngine(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 594         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 595 {
 596     FIXME("\n");
 597     return E_NOTIMPL;
 598 }
 599
 600 static HRESULT JSGlobal_ScriptEngineMajorVersion(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 601         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 602 {
 603     FIXME("\n");
 604     return E_NOTIMPL;
 605 }
 606
 607 static HRESULT JSGlobal_ScriptEngineMinorVersion(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 608         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 609 {
 610     FIXME("\n");
 611     return E_NOTIMPL;
 612 }
 613
 614 static HRESULT JSGlobal_ScriptEngineBuildVersion(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 615         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 616 {
 617     FIXME("\n");
 618     return E_NOTIMPL;
 619 }
 620
 621 static HRESULT JSGlobal_CollectGarbage(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 622         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 623 {
 624     FIXME("\n");
 625     return E_NOTIMPL;
 626 }
 627
 628 static HRESULT JSGlobal_encodeURI(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 629         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 630 {
 631     const WCHAR *ptr;
 632     DWORD len = 0, i;
 633     char buf[4];
 634     BSTR str, ret;
 635     WCHAR *rptr;
 636     HRESULT hres;
 637
 638     TRACE("\n");
 639
 640     if(!arg_cnt(dp)) {
 641         if(retv) {
 642             ret = SysAllocString(undefinedW);
 643             if(!ret)
 644                 return E_OUTOFMEMORY;
 645
 646             V_VT(retv) = VT_BSTR;
 647             V_BSTR(retv) = ret;
 648         }
 649
 650         return S_OK;
 651     }
 652
 653     hres = to_string(dispex->ctx, get_arg(dp,0), ei, &str);
 654     if(FAILED(hres))
 655         return hres;
 656
 657     for(ptr = str; *ptr; ptr++) {
 658         if(is_uri_unescaped(*ptr) || is_uri_reserved(*ptr) || *ptr == '#') {
 659             len++;
 660         }else {
 661             i = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, NULL, 0, NULL, NULL)*3;
 662             if(!i) {
 663                 FIXME("throw URIError\n");
 664                 return E_FAIL;
 665             }
 666
 667             len += i;
 668         }
 669     }
 670
 671     rptr = ret = SysAllocStringLen(NULL, len);
 672     if(!ret)
 673         return E_OUTOFMEMORY;
 674
 675     for(ptr = str; *ptr; ptr++) {
 676         if(is_uri_unescaped(*ptr) || is_uri_reserved(*ptr) || *ptr == '#') {
 677             *rptr++ = *ptr;
 678         }else {
 679             len = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, buf, sizeof(buf), NULL, NULL);
 680             for(i=0; i<len; i++) {
 681                 *rptr++ = '%';
 682                 *rptr++ = int_to_char((BYTE)buf[i] >> 4);
 683                 *rptr++ = int_to_char(buf[i] & 0x0f);
 684             }
 685         }
 686     }
 687
 688     TRACE("%s -> %s\n", debugstr_w(str), debugstr_w(ret));
 689     if(retv) {
 690         V_VT(retv) = VT_BSTR;
 691         V_BSTR(retv) = ret;
 692     }else {
 693         SysFreeString(ret);
 694     }
 695     return S_OK;
 696 }
 697
 698 static const builtin_prop_t JSGlobal_props[] = {
 699     {ActiveXObjectW,             JSGlobal_ActiveXObject,             PROPF_METHOD},
 700     {ArrayW,                     JSGlobal_Array,                     PROPF_CONSTR},
 701     {BooleanW,                   JSGlobal_Boolean,                   PROPF_CONSTR},
 702     {CollectGarbageW,            JSGlobal_CollectGarbage,            PROPF_METHOD},
 703     {DateW,                      JSGlobal_Date,                      PROPF_CONSTR},
 704     {EnumeratorW,                JSGlobal_Enumerator,                PROPF_METHOD},
 705     {ErrorW,                     JSGlobal_Error,                     PROPF_CONSTR},
 706     {EvalErrorW,                 JSGlobal_EvalError,                 PROPF_CONSTR},
 707     {FunctionW,                  JSGlobal_Function,                  PROPF_CONSTR},
 708     {_GetObjectW,                JSGlobal_GetObject,                 PROPF_METHOD},
 709     {InfinityW,                  JSGlobal_Infinity,                  0},
 710 /*  {MathW,                      JSGlobal_Math,                      0},  */
 711     {NaNW,                       JSGlobal_NaN,                       0},
 712     {NumberW,                    JSGlobal_Number,                    PROPF_CONSTR},
 713     {ObjectW,                    JSGlobal_Object,                    PROPF_CONSTR},
 714     {RangeErrorW,                JSGlobal_RangeError,                PROPF_CONSTR},
 715     {ReferenceErrorW,            JSGlobal_ReferenceError,            PROPF_CONSTR},
 716     {RegExpW,                    JSGlobal_RegExp,                    PROPF_CONSTR},
 717     {ScriptEngineW,              JSGlobal_ScriptEngine,              PROPF_METHOD},
 718     {ScriptEngineBuildVersionW,  JSGlobal_ScriptEngineBuildVersion,  PROPF_METHOD},
 719     {ScriptEngineMajorVersionW,  JSGlobal_ScriptEngineMajorVersion,  PROPF_METHOD},
 720     {ScriptEngineMinorVersionW,  JSGlobal_ScriptEngineMinorVersion,  PROPF_METHOD},
 721     {StringW,                    JSGlobal_String,                    PROPF_CONSTR},
 722     {SyntaxErrorW,               JSGlobal_SyntaxError,               PROPF_CONSTR},
 723     {TypeErrorW,                 JSGlobal_TypeError,                 PROPF_CONSTR},
 724     {URIErrorW,                  JSGlobal_URIError,                  PROPF_CONSTR},
 725     {VBArrayW,                   JSGlobal_VBArray,                   PROPF_METHOD},
 726     {encodeURIW,                 JSGlobal_encodeURI,                 PROPF_METHOD},
 727     {escapeW,                    JSGlobal_escape,                    PROPF_METHOD},
 728     {evalW,                      JSGlobal_eval,                      PROPF_METHOD|1},
 729     {isFiniteW,                  JSGlobal_isFinite,                  PROPF_METHOD},
 730     {isNaNW,                     JSGlobal_isNaN,                     PROPF_METHOD},
 731     {parseFloatW,                JSGlobal_parseFloat,                PROPF_METHOD},
 732     {parseIntW,                  JSGlobal_parseInt,                  PROPF_METHOD|2},
 733     {unescapeW,                  JSGlobal_unescape,                  PROPF_METHOD}
 734 };
 735
 736 static const builtin_info_t JSGlobal_info = {
 737     JSCLASS_GLOBAL,
 738     {NULL, NULL, 0},
 739     sizeof(JSGlobal_props)/sizeof(*JSGlobal_props),
 740     JSGlobal_props,
 741     NULL,
 742     NULL
 743 };
 744
 745 static HRESULT init_constructors(script_ctx_t *ctx, DispatchEx *object_prototype)
 746 {
 747     HRESULT hres;
 748
 749     hres = init_function_constr(ctx, object_prototype);
 750     if(FAILED(hres))
 751         return hres;
 752
 753     hres = create_object_constr(ctx, object_prototype, &ctx->object_constr);
 754     if(FAILED(hres))
 755         return hres;
 756
 757     hres = create_array_constr(ctx, object_prototype, &ctx->array_constr);
 758     if(FAILED(hres))
 759         return hres;
 760
 761     hres = create_bool_constr(ctx, object_prototype, &ctx->bool_constr);
 762     if(FAILED(hres))
 763         return hres;
 764
 765     hres = create_date_constr(ctx, object_prototype, &ctx->date_constr);
 766     if(FAILED(hres))
 767         return hres;
 768
 769     hres = init_error_constr(ctx, object_prototype);
 770     if(FAILED(hres))
 771         return hres;
 772
 773     hres = create_number_constr(ctx, object_prototype, &ctx->number_constr);
 774     if(FAILED(hres))
 775         return hres;
 776
 777     hres = create_regexp_constr(ctx, object_prototype, &ctx->regexp_constr);
 778     if(FAILED(hres))
 779         return hres;
 780
 781     hres = create_string_constr(ctx, object_prototype, &ctx->string_constr);
 782     if(FAILED(hres))
 783         return hres;
 784
 785     return S_OK;
 786 }
 787
 788 HRESULT init_global(script_ctx_t *ctx)
 789 {
 790     DispatchEx *math, *object_prototype;
 791     VARIANT var;
 792     HRESULT hres;
 793
 794     if(ctx->global)
 795         return S_OK;
 796
 797     hres = create_object_prototype(ctx, &object_prototype);
 798     if(FAILED(hres))
 799         return hres;
 800
 801     hres = init_constructors(ctx, object_prototype);
 802     jsdisp_release(object_prototype);
 803     if(FAILED(hres))
 804         return hres;
 805
 806     hres = create_dispex(ctx, &JSGlobal_info, NULL, &ctx->global);
 807     if(FAILED(hres))
 808         return hres;
 809
 810     hres = create_math(ctx, &math);
 811     if(FAILED(hres))
 812         return hres;
 813
 814     V_VT(&var) = VT_DISPATCH;
 815     V_DISPATCH(&var) = (IDispatch*)_IDispatchEx_(math);
 816     hres = jsdisp_propput_name(ctx->global, MathW, ctx->lcid, &var, NULL/*FIXME*/, NULL/*FIXME*/);
 817     jsdisp_release(math);
 818
 819     return hres;
 820 }