dll/win32/jscript/jscript.h

   1 /*
   2  * Copyright 2008-2009 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 #pragma once
  20
  21 #include <stdarg.h>
  22 #include <stdio.h>
  23
  24 #define COBJMACROS
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "ole2.h"
  30 #include "dispex.h"
  31 #include "activscp.h"
  32
  33 #include "resource.h"
  34
  35 #include "wine/unicode.h"
  36 #include "wine/heap.h"
  37 #include "wine/list.h"
  38
  39 /*
  40  * This is Wine jscript extension for ES5 compatible mode. Native IE9+ implements
  41  * a separated JavaScript enging in side MSHTML. We implement its features here
  42  * and enable it when HTML flag is specified in SCRIPTPROP_INVOKEVERSIONING property.
  43  */
  44 #define SCRIPTLANGUAGEVERSION_HTML 0x400
  45
  46 /*
  47  * This is Wine jscript extension for ES5 compatible mode. Allowed only in HTML mode.
  48  */
  49 #define SCRIPTLANGUAGEVERSION_ES5  0x102
  50
  51 typedef struct _jsval_t jsval_t;
  52 typedef struct _jsstr_t jsstr_t;
  53 typedef struct _script_ctx_t script_ctx_t;
  54 typedef struct _dispex_prop_t dispex_prop_t;
  55
  56 typedef struct {
  57     void **blocks;
  58     DWORD block_cnt;
  59     DWORD last_block;
  60     DWORD offset;
  61     BOOL mark;
  62     struct list custom_blocks;
  63 } heap_pool_t;
  64
  65 void heap_pool_init(heap_pool_t*) DECLSPEC_HIDDEN;
  66 void *heap_pool_alloc(heap_pool_t*,DWORD) __WINE_ALLOC_SIZE(2) DECLSPEC_HIDDEN;
  67 void *heap_pool_grow(heap_pool_t*,void*,DWORD,DWORD) DECLSPEC_HIDDEN;
  68 void heap_pool_clear(heap_pool_t*) DECLSPEC_HIDDEN;
  69 void heap_pool_free(heap_pool_t*) DECLSPEC_HIDDEN;
  70 heap_pool_t *heap_pool_mark(heap_pool_t*) DECLSPEC_HIDDEN;
  71
  72 static inline LPWSTR heap_strdupW(LPCWSTR str)
  73 {
  74     LPWSTR ret = NULL;
  75
  76     if(str) {
  77         DWORD size;
  78
  79         size = (strlenW(str)+1)*sizeof(WCHAR);
  80         ret = heap_alloc(size);
  81         if(ret)
  82             memcpy(ret, str, size);
  83     }
  84
  85     return ret;
  86 }
  87
  88 typedef struct jsdisp_t jsdisp_t;
  89
  90 extern HINSTANCE jscript_hinstance DECLSPEC_HIDDEN;
  91
  92 #define PROPF_ARGMASK     0x00ff
  93 #define PROPF_METHOD      0x0100
  94 #define PROPF_ENUM        0x0200
  95 #define PROPF_CONSTR      0x0400
  96 #define PROPF_CONST       0x0800
  97 #define PROPF_DONTDELETE  0x1000
  98
  99 #define PROPF_VERSION_MASK  0x01ff0000
 100 #define PROPF_VERSION_SHIFT 16
 101 #define PROPF_HTML          (SCRIPTLANGUAGEVERSION_HTML << PROPF_VERSION_SHIFT)
 102 #define PROPF_ES5           ((SCRIPTLANGUAGEVERSION_HTML|SCRIPTLANGUAGEVERSION_ES5) << PROPF_VERSION_SHIFT)
 103
 104 /*
 105  * This is our internal dispatch flag informing calee that it's called directly from interpreter.
 106  * If calee is executed as interpreted function, we may let already running interpreter to take
 107  * of execution.
 108  */
 109 #define DISPATCH_JSCRIPT_CALLEREXECSSOURCE  0x8000
 110 #define DISPATCH_JSCRIPT_INTERNAL_MASK      DISPATCH_JSCRIPT_CALLEREXECSSOURCE
 111
 112 /* NOTE: Keep in sync with names in Object.toString implementation */
 113 typedef enum {
 114     JSCLASS_NONE,
 115     JSCLASS_ARRAY,
 116     JSCLASS_BOOLEAN,
 117     JSCLASS_DATE,
 118     JSCLASS_ERROR,
 119     JSCLASS_FUNCTION,
 120     JSCLASS_GLOBAL,
 121     JSCLASS_MATH,
 122     JSCLASS_NUMBER,
 123     JSCLASS_OBJECT,
 124     JSCLASS_REGEXP,
 125     JSCLASS_STRING,
 126     JSCLASS_ARGUMENTS,
 127     JSCLASS_VBARRAY,
 128     JSCLASS_JSON
 129 } jsclass_t;
 130
 131 jsdisp_t *iface_to_jsdisp(IDispatch*) DECLSPEC_HIDDEN;
 132
 133 typedef struct {
 134     union {
 135         IDispatch *disp;
 136         IDispatchEx *dispex;
 137         jsdisp_t *jsdisp;
 138     } u;
 139     DWORD flags;
 140 } vdisp_t;
 141
 142 #define VDISP_DISPEX  0x0001
 143 #define VDISP_JSDISP  0x0002
 144
 145 static inline void vdisp_release(vdisp_t *vdisp)
 146 {
 147     IDispatch_Release(vdisp->u.disp);
 148 }
 149
 150 static inline BOOL is_jsdisp(vdisp_t *vdisp)
 151 {
 152     return (vdisp->flags & VDISP_JSDISP) != 0;
 153 }
 154
 155 static inline BOOL is_dispex(vdisp_t *vdisp)
 156 {
 157     return (vdisp->flags & VDISP_DISPEX) != 0;
 158 }
 159
 160 static inline void set_jsdisp(vdisp_t *vdisp, jsdisp_t *jsdisp)
 161 {
 162     vdisp->u.jsdisp = jsdisp;
 163     vdisp->flags = VDISP_JSDISP | VDISP_DISPEX;
 164     IDispatch_AddRef(vdisp->u.disp);
 165 }
 166
 167 static inline void set_disp(vdisp_t *vdisp, IDispatch *disp)
 168 {
 169     IDispatchEx *dispex;
 170     jsdisp_t *jsdisp;
 171     HRESULT hres;
 172
 173     jsdisp = iface_to_jsdisp(disp);
 174     if(jsdisp) {
 175         vdisp->u.jsdisp = jsdisp;
 176         vdisp->flags = VDISP_JSDISP | VDISP_DISPEX;
 177         return;
 178     }
 179
 180     hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
 181     if(SUCCEEDED(hres)) {
 182         vdisp->u.dispex = dispex;
 183         vdisp->flags = VDISP_DISPEX;
 184         return;
 185     }
 186
 187     IDispatch_AddRef(disp);
 188     vdisp->u.disp = disp;
 189     vdisp->flags = 0;
 190 }
 191
 192 static inline jsdisp_t *get_jsdisp(vdisp_t *vdisp)
 193 {
 194     return is_jsdisp(vdisp) ? vdisp->u.jsdisp : NULL;
 195 }
 196
 197 typedef HRESULT (*builtin_invoke_t)(script_ctx_t*,vdisp_t*,WORD,unsigned,jsval_t*,jsval_t*);
 198 typedef HRESULT (*builtin_getter_t)(script_ctx_t*,jsdisp_t*,jsval_t*);
 199 typedef HRESULT (*builtin_setter_t)(script_ctx_t*,jsdisp_t*,jsval_t);
 200
 201 HRESULT builtin_set_const(script_ctx_t*,jsdisp_t*,jsval_t) DECLSPEC_HIDDEN;
 202
 203 typedef struct {
 204     const WCHAR *name;
 205     builtin_invoke_t invoke;
 206     DWORD flags;
 207     builtin_getter_t getter;
 208     builtin_setter_t setter;
 209 } builtin_prop_t;
 210
 211 typedef struct {
 212     jsclass_t class;
 213     builtin_prop_t value_prop;
 214     DWORD props_cnt;
 215     const builtin_prop_t *props;
 216     void (*destructor)(jsdisp_t*);
 217     void (*on_put)(jsdisp_t*,const WCHAR*);
 218     unsigned (*idx_length)(jsdisp_t*);
 219     HRESULT (*idx_get)(jsdisp_t*,unsigned,jsval_t*);
 220     HRESULT (*idx_put)(jsdisp_t*,unsigned,jsval_t);
 221 } builtin_info_t;
 222
 223 struct jsdisp_t {
 224     IDispatchEx IDispatchEx_iface;
 225
 226     LONG ref;
 227
 228     DWORD buf_size;
 229     DWORD prop_cnt;
 230     dispex_prop_t *props;
 231     script_ctx_t *ctx;
 232
 233     jsdisp_t *prototype;
 234
 235     const builtin_info_t *builtin_info;
 236 };
 237
 238 static inline IDispatch *to_disp(jsdisp_t *jsdisp)
 239 {
 240     return (IDispatch*)&jsdisp->IDispatchEx_iface;
 241 }
 242
 243 jsdisp_t *as_jsdisp(IDispatch*) DECLSPEC_HIDDEN;
 244 jsdisp_t *to_jsdisp(IDispatch*) DECLSPEC_HIDDEN;
 245 void jsdisp_free(jsdisp_t*) DECLSPEC_HIDDEN;
 246
 247 #ifndef TRACE_REFCNT
 248
 249 /*
 250  * We do a lot of refcount calls during script execution, so having an inline
 251  * version is a nice perf win. Define TRACE_REFCNT macro when debugging
 252  * refcount bugs to have traces. Also, since jsdisp_t is not thread safe anyways,
 253  * there is no point in using atomic operations.
 254  */
 255 static inline jsdisp_t *jsdisp_addref(jsdisp_t *jsdisp)
 256 {
 257     jsdisp->ref++;
 258     return jsdisp;
 259 }
 260
 261 static inline void jsdisp_release(jsdisp_t *jsdisp)
 262 {
 263     if(!--jsdisp->ref)
 264         jsdisp_free(jsdisp);
 265 }
 266
 267 #else
 268
 269 jsdisp_t *jsdisp_addref(jsdisp_t*) DECLSPEC_HIDDEN;
 270 void jsdisp_release(jsdisp_t*) DECLSPEC_HIDDEN;
 271
 272 #endif
 273
 274 HRESULT create_dispex(script_ctx_t*,const builtin_info_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 275 HRESULT init_dispex(jsdisp_t*,script_ctx_t*,const builtin_info_t*,jsdisp_t*) DECLSPEC_HIDDEN;
 276 HRESULT init_dispex_from_constr(jsdisp_t*,script_ctx_t*,const builtin_info_t*,jsdisp_t*) DECLSPEC_HIDDEN;
 277
 278 HRESULT disp_call(script_ctx_t*,IDispatch*,DISPID,WORD,unsigned,jsval_t*,jsval_t*) DECLSPEC_HIDDEN;
 279 HRESULT disp_call_value(script_ctx_t*,IDispatch*,IDispatch*,WORD,unsigned,jsval_t*,jsval_t*) DECLSPEC_HIDDEN;
 280 HRESULT jsdisp_call_value(jsdisp_t*,IDispatch*,WORD,unsigned,jsval_t*,jsval_t*) DECLSPEC_HIDDEN;
 281 HRESULT jsdisp_call(jsdisp_t*,DISPID,WORD,unsigned,jsval_t*,jsval_t*) DECLSPEC_HIDDEN;
 282 HRESULT jsdisp_call_name(jsdisp_t*,const WCHAR*,WORD,unsigned,jsval_t*,jsval_t*) DECLSPEC_HIDDEN;
 283 HRESULT disp_propget(script_ctx_t*,IDispatch*,DISPID,jsval_t*) DECLSPEC_HIDDEN;
 284 HRESULT disp_propput(script_ctx_t*,IDispatch*,DISPID,jsval_t) DECLSPEC_HIDDEN;
 285 HRESULT jsdisp_propget(jsdisp_t*,DISPID,jsval_t*) DECLSPEC_HIDDEN;
 286 HRESULT jsdisp_propput(jsdisp_t*,const WCHAR*,DWORD,jsval_t) DECLSPEC_HIDDEN;
 287 HRESULT jsdisp_propput_name(jsdisp_t*,const WCHAR*,jsval_t) DECLSPEC_HIDDEN;
 288 HRESULT jsdisp_propput_const(jsdisp_t*,const WCHAR*,jsval_t) DECLSPEC_HIDDEN;
 289 HRESULT jsdisp_propput_dontenum(jsdisp_t*,const WCHAR*,jsval_t) DECLSPEC_HIDDEN;
 290 HRESULT jsdisp_propput_idx(jsdisp_t*,DWORD,jsval_t) DECLSPEC_HIDDEN;
 291 HRESULT jsdisp_propget_name(jsdisp_t*,LPCWSTR,jsval_t*) DECLSPEC_HIDDEN;
 292 HRESULT jsdisp_get_idx(jsdisp_t*,DWORD,jsval_t*) DECLSPEC_HIDDEN;
 293 HRESULT jsdisp_get_id(jsdisp_t*,const WCHAR*,DWORD,DISPID*) DECLSPEC_HIDDEN;
 294 HRESULT disp_delete(IDispatch*,DISPID,BOOL*) DECLSPEC_HIDDEN;
 295 HRESULT disp_delete_name(script_ctx_t*,IDispatch*,jsstr_t*,BOOL*) DECLSPEC_HIDDEN;
 296 HRESULT jsdisp_delete_idx(jsdisp_t*,DWORD) DECLSPEC_HIDDEN;
 297 HRESULT jsdisp_is_own_prop(jsdisp_t*,const WCHAR*,BOOL*) DECLSPEC_HIDDEN;
 298 HRESULT jsdisp_is_enumerable(jsdisp_t*,const WCHAR*,BOOL*) DECLSPEC_HIDDEN;
 299
 300 HRESULT create_builtin_function(script_ctx_t*,builtin_invoke_t,const WCHAR*,const builtin_info_t*,DWORD,
 301         jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 302 HRESULT create_builtin_constructor(script_ctx_t*,builtin_invoke_t,const WCHAR*,const builtin_info_t*,DWORD,
 303         jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 304 HRESULT Function_invoke(jsdisp_t*,IDispatch*,WORD,unsigned,jsval_t*,jsval_t*) DECLSPEC_HIDDEN;
 305
 306 HRESULT Function_value(script_ctx_t*,vdisp_t*,WORD,unsigned,jsval_t*,jsval_t*) DECLSPEC_HIDDEN;
 307 HRESULT Function_get_value(script_ctx_t*,jsdisp_t*,jsval_t*) DECLSPEC_HIDDEN;
 308 #define DEFAULT_FUNCTION_VALUE {NULL, Function_value,0, Function_get_value}
 309
 310 HRESULT throw_eval_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 311 HRESULT throw_generic_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 312 HRESULT throw_range_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 313 HRESULT throw_reference_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 314 HRESULT throw_regexp_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 315 HRESULT throw_syntax_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 316 HRESULT throw_type_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 317 HRESULT throw_uri_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 318
 319 HRESULT create_object(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 320 HRESULT create_math(script_ctx_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 321 HRESULT create_array(script_ctx_t*,DWORD,jsdisp_t**) DECLSPEC_HIDDEN;
 322 HRESULT create_regexp(script_ctx_t*,jsstr_t*,DWORD,jsdisp_t**) DECLSPEC_HIDDEN;
 323 HRESULT create_regexp_var(script_ctx_t*,jsval_t,jsval_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 324 HRESULT create_string(script_ctx_t*,jsstr_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 325 HRESULT create_bool(script_ctx_t*,BOOL,jsdisp_t**) DECLSPEC_HIDDEN;
 326 HRESULT create_number(script_ctx_t*,double,jsdisp_t**) DECLSPEC_HIDDEN;
 327 HRESULT create_vbarray(script_ctx_t*,SAFEARRAY*,jsdisp_t**) DECLSPEC_HIDDEN;
 328 HRESULT create_json(script_ctx_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 329
 330 typedef enum {
 331     NO_HINT,
 332     HINT_STRING,
 333     HINT_NUMBER
 334 } hint_t;
 335
 336 HRESULT to_primitive(script_ctx_t*,jsval_t,jsval_t*, hint_t) DECLSPEC_HIDDEN;
 337 HRESULT to_boolean(jsval_t,BOOL*) DECLSPEC_HIDDEN;
 338 HRESULT to_number(script_ctx_t*,jsval_t,double*) DECLSPEC_HIDDEN;
 339 HRESULT to_integer(script_ctx_t*,jsval_t,double*) DECLSPEC_HIDDEN;
 340 HRESULT to_int32(script_ctx_t*,jsval_t,INT*) DECLSPEC_HIDDEN;
 341 HRESULT to_uint32(script_ctx_t*,jsval_t,UINT32*) DECLSPEC_HIDDEN;
 342 HRESULT to_string(script_ctx_t*,jsval_t,jsstr_t**) DECLSPEC_HIDDEN;
 343 HRESULT to_flat_string(script_ctx_t*,jsval_t,jsstr_t**,const WCHAR**) DECLSPEC_HIDDEN;
 344 HRESULT to_object(script_ctx_t*,jsval_t,IDispatch**) DECLSPEC_HIDDEN;
 345
 346 HRESULT jsval_strict_equal(jsval_t,jsval_t,BOOL*) DECLSPEC_HIDDEN;
 347
 348 HRESULT variant_change_type(script_ctx_t*,VARIANT*,VARIANT*,VARTYPE) DECLSPEC_HIDDEN;
 349
 350 HRESULT decode_source(WCHAR*) DECLSPEC_HIDDEN;
 351
 352 HRESULT double_to_string(double,jsstr_t**) DECLSPEC_HIDDEN;
 353 BOOL is_finite(double) DECLSPEC_HIDDEN;
 354
 355 typedef struct named_item_t {
 356     IDispatch *disp;
 357     DWORD flags;
 358     LPWSTR name;
 359
 360     struct named_item_t *next;
 361 } named_item_t;
 362
 363 typedef struct _cc_var_t cc_var_t;
 364
 365 typedef struct {
 366     cc_var_t *vars;
 367 } cc_ctx_t;
 368
 369 void release_cc(cc_ctx_t*) DECLSPEC_HIDDEN;
 370
 371 typedef struct {
 372     IServiceProvider IServiceProvider_iface;
 373
 374     LONG ref;
 375
 376     script_ctx_t *ctx;
 377 } JSCaller;
 378
 379 #include "jsval.h"
 380
 381 typedef struct {
 382     EXCEPINFO ei;
 383     jsval_t val;
 384 } jsexcept_t;
 385
 386 typedef struct {
 387     unsigned index;
 388     unsigned length;
 389 } match_result_t;
 390
 391 struct _script_ctx_t {
 392     LONG ref;
 393
 394     SCRIPTSTATE state;
 395     IActiveScript *active_script;
 396
 397     struct _call_frame_t *call_ctx;
 398     named_item_t *named_items;
 399     IActiveScriptSite *site;
 400     IInternetHostSecurityManager *secmgr;
 401     DWORD safeopt;
 402     DWORD version;
 403     BOOL html_mode;
 404     LCID lcid;
 405     cc_ctx_t *cc;
 406     JSCaller *jscaller;
 407     jsexcept_t ei;
 408
 409     heap_pool_t tmp_heap;
 410
 411     IDispatch *host_global;
 412
 413     jsval_t *stack;
 414     unsigned stack_size;
 415     unsigned stack_top;
 416
 417     jsstr_t *last_match;
 418     match_result_t match_parens[9];
 419     DWORD last_match_index;
 420     DWORD last_match_length;
 421
 422     jsdisp_t *global;
 423     jsdisp_t *function_constr;
 424     jsdisp_t *array_constr;
 425     jsdisp_t *bool_constr;
 426     jsdisp_t *date_constr;
 427     jsdisp_t *error_constr;
 428     jsdisp_t *eval_error_constr;
 429     jsdisp_t *range_error_constr;
 430     jsdisp_t *reference_error_constr;
 431     jsdisp_t *regexp_error_constr;
 432     jsdisp_t *syntax_error_constr;
 433     jsdisp_t *type_error_constr;
 434     jsdisp_t *uri_error_constr;
 435     jsdisp_t *number_constr;
 436     jsdisp_t *object_constr;
 437     jsdisp_t *regexp_constr;
 438     jsdisp_t *string_constr;
 439     jsdisp_t *vbarray_constr;
 440 };
 441
 442 void script_release(script_ctx_t*) DECLSPEC_HIDDEN;
 443 void clear_ei(script_ctx_t*) DECLSPEC_HIDDEN;
 444
 445 static inline void script_addref(script_ctx_t *ctx)
 446 {
 447     ctx->ref++;
 448 }
 449
 450 HRESULT init_global(script_ctx_t*) DECLSPEC_HIDDEN;
 451 HRESULT init_function_constr(script_ctx_t*,jsdisp_t*) DECLSPEC_HIDDEN;
 452 HRESULT create_object_prototype(script_ctx_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 453
 454 HRESULT create_activex_constr(script_ctx_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 455 HRESULT create_array_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 456 HRESULT create_bool_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 457 HRESULT create_date_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 458 HRESULT init_error_constr(script_ctx_t*,jsdisp_t*) DECLSPEC_HIDDEN;
 459 HRESULT create_number_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 460 HRESULT create_object_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 461 HRESULT create_regexp_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 462 HRESULT create_string_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 463 HRESULT create_vbarray_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 464
 465 IUnknown *create_ax_site(script_ctx_t*) DECLSPEC_HIDDEN;
 466 HRESULT create_jscaller(script_ctx_t*) DECLSPEC_HIDDEN;
 467
 468 #define REM_CHECK_GLOBAL   0x0001
 469 #define REM_RESET_INDEX    0x0002
 470 #define REM_NO_CTX_UPDATE  0x0004
 471 #define REM_ALLOC_RESULT   0x0008
 472 #define REM_NO_PARENS      0x0010
 473 struct match_state_t;
 474 HRESULT regexp_match_next(script_ctx_t*,jsdisp_t*,DWORD,jsstr_t*,struct match_state_t**) DECLSPEC_HIDDEN;
 475 HRESULT parse_regexp_flags(const WCHAR*,DWORD,DWORD*) DECLSPEC_HIDDEN;
 476 HRESULT regexp_string_match(script_ctx_t*,jsdisp_t*,jsstr_t*,jsval_t*) DECLSPEC_HIDDEN;
 477
 478 BOOL bool_obj_value(jsdisp_t*) DECLSPEC_HIDDEN;
 479 unsigned array_get_length(jsdisp_t*) DECLSPEC_HIDDEN;
 480
 481 HRESULT JSGlobal_eval(script_ctx_t*,vdisp_t*,WORD,unsigned,jsval_t*,jsval_t*) DECLSPEC_HIDDEN;
 482
 483 static inline BOOL is_class(jsdisp_t *jsdisp, jsclass_t class)
 484 {
 485     return jsdisp->builtin_info->class == class;
 486 }
 487
 488 static inline BOOL is_vclass(vdisp_t *vdisp, jsclass_t class)
 489 {
 490     return is_jsdisp(vdisp) && is_class(vdisp->u.jsdisp, class);
 491 }
 492
 493 #ifndef INT32_MIN
 494 #define INT32_MIN (-2147483647-1)
 495 #endif
 496
 497 #ifndef INT32_MAX
 498 #define INT32_MAX (2147483647)
 499 #endif
 500
 501 static inline BOOL is_int32(double d)
 502 {
 503     return INT32_MIN <= d && d <= INT32_MAX && (double)(int)d == d;
 504 }
 505
 506 static inline DWORD make_grfdex(script_ctx_t *ctx, DWORD flags)
 507 {
 508     return ((ctx->version & 0xff) << 28) | flags;
 509 }
 510
 511 #define FACILITY_JSCRIPT 10
 512
 513 #define MAKE_JSERROR(code) MAKE_HRESULT(SEVERITY_ERROR, FACILITY_JSCRIPT, code)
 514
 515 #define JS_E_TO_PRIMITIVE            MAKE_JSERROR(IDS_TO_PRIMITIVE)
 516 #define JS_E_INVALIDARG              MAKE_JSERROR(IDS_INVALID_CALL_ARG)
 517 #define JS_E_SUBSCRIPT_OUT_OF_RANGE  MAKE_JSERROR(IDS_SUBSCRIPT_OUT_OF_RANGE)
 518 #define JS_E_OBJECT_REQUIRED         MAKE_JSERROR(IDS_OBJECT_REQUIRED)
 519 #define JS_E_CANNOT_CREATE_OBJ       MAKE_JSERROR(IDS_CREATE_OBJ_ERROR)
 520 #define JS_E_INVALID_PROPERTY        MAKE_JSERROR(IDS_NO_PROPERTY)
 521 #define JS_E_INVALID_ACTION          MAKE_JSERROR(IDS_UNSUPPORTED_ACTION)
 522 #define JS_E_MISSING_ARG             MAKE_JSERROR(IDS_ARG_NOT_OPT)
 523 #define JS_E_SYNTAX                  MAKE_JSERROR(IDS_SYNTAX_ERROR)
 524 #define JS_E_MISSING_SEMICOLON       MAKE_JSERROR(IDS_SEMICOLON)
 525 #define JS_E_MISSING_LBRACKET        MAKE_JSERROR(IDS_LBRACKET)
 526 #define JS_E_MISSING_RBRACKET        MAKE_JSERROR(IDS_RBRACKET)
 527 #define JS_E_EXPECTED_IDENTIFIER     MAKE_JSERROR(IDS_EXPECTED_IDENTIFIER)
 528 #define JS_E_EXPECTED_ASSIGN         MAKE_JSERROR(IDS_EXPECTED_ASSIGN)
 529 #define JS_E_INVALID_CHAR            MAKE_JSERROR(IDS_INVALID_CHAR)
 530 #define JS_E_UNTERMINATED_STRING     MAKE_JSERROR(IDS_UNTERMINATED_STR)
 531 #define JS_E_MISPLACED_RETURN        MAKE_JSERROR(IDS_MISPLACED_RETURN)
 532 #define JS_E_INVALID_BREAK           MAKE_JSERROR(IDS_INVALID_BREAK)
 533 #define JS_E_INVALID_CONTINUE        MAKE_JSERROR(IDS_INVALID_CONTINUE)
 534 #define JS_E_LABEL_REDEFINED         MAKE_JSERROR(IDS_LABEL_REDEFINED)
 535 #define JS_E_LABEL_NOT_FOUND         MAKE_JSERROR(IDS_LABEL_NOT_FOUND)
 536 #define JS_E_EXPECTED_CCEND          MAKE_JSERROR(IDS_EXPECTED_CCEND)
 537 #define JS_E_DISABLED_CC             MAKE_JSERROR(IDS_DISABLED_CC)
 538 #define JS_E_EXPECTED_AT             MAKE_JSERROR(IDS_EXPECTED_AT)
 539 #define JS_E_FUNCTION_EXPECTED       MAKE_JSERROR(IDS_NOT_FUNC)
 540 #define JS_E_DATE_EXPECTED           MAKE_JSERROR(IDS_NOT_DATE)
 541 #define JS_E_NUMBER_EXPECTED         MAKE_JSERROR(IDS_NOT_NUM)
 542 #define JS_E_OBJECT_EXPECTED         MAKE_JSERROR(IDS_OBJECT_EXPECTED)
 543 #define JS_E_ILLEGAL_ASSIGN          MAKE_JSERROR(IDS_ILLEGAL_ASSIGN)
 544 #define JS_E_UNDEFINED_VARIABLE      MAKE_JSERROR(IDS_UNDEFINED)
 545 #define JS_E_BOOLEAN_EXPECTED        MAKE_JSERROR(IDS_NOT_BOOL)
 546 #define JS_E_VBARRAY_EXPECTED        MAKE_JSERROR(IDS_NOT_VBARRAY)
 547 #define JS_E_INVALID_DELETE          MAKE_JSERROR(IDS_INVALID_DELETE)
 548 #define JS_E_JSCRIPT_EXPECTED        MAKE_JSERROR(IDS_JSCRIPT_EXPECTED)
 549 #define JS_E_REGEXP_SYNTAX           MAKE_JSERROR(IDS_REGEXP_SYNTAX_ERROR)
 550 #define JS_E_INVALID_URI_CODING      MAKE_JSERROR(IDS_URI_INVALID_CODING)
 551 #define JS_E_INVALID_URI_CHAR        MAKE_JSERROR(IDS_URI_INVALID_CHAR)
 552 #define JS_E_FRACTION_DIGITS_OUT_OF_RANGE MAKE_JSERROR(IDS_FRACTION_DIGITS_OUT_OF_RANGE)
 553 #define JS_E_PRECISION_OUT_OF_RANGE  MAKE_JSERROR(IDS_PRECISION_OUT_OF_RANGE)
 554 #define JS_E_INVALID_LENGTH          MAKE_JSERROR(IDS_INVALID_LENGTH)
 555 #define JS_E_ARRAY_EXPECTED          MAKE_JSERROR(IDS_ARRAY_EXPECTED)
 556
 557 static inline BOOL is_jscript_error(HRESULT hres)
 558 {
 559     return HRESULT_FACILITY(hres) == FACILITY_JSCRIPT;
 560 }
 561
 562 const char *debugstr_jsval(const jsval_t) DECLSPEC_HIDDEN;
 563
 564 HRESULT create_jscript_object(BOOL,REFIID,void**) DECLSPEC_HIDDEN;
 565
 566 extern LONG module_ref DECLSPEC_HIDDEN;
 567
 568 static inline void lock_module(void)
 569 {
 570     InterlockedIncrement(&module_ref);
 571 }
 572
 573 static inline void unlock_module(void)
 574 {
 575     InterlockedDecrement(&module_ref);
 576 }