reactos/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 #ifndef _WINE_JSCRIPT_H
  20 #define _WINE_JSCRIPT_H
  21
  22 #include <wine/config.h>
  23 #include <wine/port.h>
  24
  25 #include <assert.h>
  26 #include <stdarg.h>
  27
  28 #define WIN32_NO_STATUS
  29 #define _INC_WINDOWS
  30 #define COM_NO_WINDOWS_H
  31
  32 #define COBJMACROS
  33
  34 #include <windef.h>
  35 #include <winbase.h>
  36 #include <objbase.h>
  37 #include <oleauto.h>
  38 #include <dispex.h>
  39 #include <activscp.h>
  40 #include <objsafe.h>
  41
  42 #include <wine/debug.h>
  43 #include <wine/list.h>
  44 #include <wine/unicode.h>
  45
  46 WINE_DEFAULT_DEBUG_CHANNEL(jscript);
  47
  48 #include "resource.h"
  49
  50 typedef struct _jsval_t jsval_t;
  51 typedef struct _jsstr_t jsstr_t;
  52 typedef struct _script_ctx_t script_ctx_t;
  53 typedef struct _exec_ctx_t exec_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 void *heap_alloc(size_t len)
  73 {
  74     return HeapAlloc(GetProcessHeap(), 0, len);
  75 }
  76
  77 static inline void *heap_alloc_zero(size_t len)
  78 {
  79     return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
  80 }
  81
  82 static inline void *heap_realloc(void *mem, size_t len)
  83 {
  84     return HeapReAlloc(GetProcessHeap(), 0, mem, len);
  85 }
  86
  87 static inline BOOL heap_free(void *mem)
  88 {
  89     return HeapFree(GetProcessHeap(), 0, mem);
  90 }
  91
  92 static inline LPWSTR heap_strdupW(LPCWSTR str)
  93 {
  94     LPWSTR ret = NULL;
  95
  96     if(str) {
  97         DWORD size;
  98
  99         size = (strlenW(str)+1)*sizeof(WCHAR);
 100         ret = heap_alloc(size);
 101         if(ret)
 102             memcpy(ret, str, size);
 103     }
 104
 105     return ret;
 106 }
 107
 108 typedef struct jsdisp_t jsdisp_t;
 109
 110 extern HINSTANCE jscript_hinstance DECLSPEC_HIDDEN;
 111
 112 #define PROPF_ARGMASK     0x00ff
 113 #define PROPF_METHOD      0x0100
 114 #define PROPF_ENUM        0x0200
 115 #define PROPF_CONSTR      0x0400
 116 #define PROPF_CONST       0x0800
 117 #define PROPF_DONTDELETE  0x1000
 118
 119 /* NOTE: Keep in sync with names in Object.toString implementation */
 120 typedef enum {
 121     JSCLASS_NONE,
 122     JSCLASS_ARRAY,
 123     JSCLASS_BOOLEAN,
 124     JSCLASS_DATE,
 125     JSCLASS_ERROR,
 126     JSCLASS_FUNCTION,
 127     JSCLASS_GLOBAL,
 128     JSCLASS_MATH,
 129     JSCLASS_NUMBER,
 130     JSCLASS_OBJECT,
 131     JSCLASS_REGEXP,
 132     JSCLASS_STRING,
 133     JSCLASS_ARGUMENTS,
 134     JSCLASS_VBARRAY
 135 } jsclass_t;
 136
 137 jsdisp_t *iface_to_jsdisp(IUnknown*) DECLSPEC_HIDDEN;
 138
 139 typedef struct {
 140     union {
 141         IDispatch *disp;
 142         IDispatchEx *dispex;
 143         jsdisp_t *jsdisp;
 144     } u;
 145     DWORD flags;
 146 } vdisp_t;
 147
 148 #define VDISP_DISPEX  0x0001
 149 #define VDISP_JSDISP  0x0002
 150
 151 static inline void vdisp_release(vdisp_t *vdisp)
 152 {
 153     IDispatch_Release(vdisp->u.disp);
 154 }
 155
 156 static inline BOOL is_jsdisp(vdisp_t *vdisp)
 157 {
 158     return (vdisp->flags & VDISP_JSDISP) != 0;
 159 }
 160
 161 static inline BOOL is_dispex(vdisp_t *vdisp)
 162 {
 163     return (vdisp->flags & VDISP_DISPEX) != 0;
 164 }
 165
 166 static inline void set_jsdisp(vdisp_t *vdisp, jsdisp_t *jsdisp)
 167 {
 168     vdisp->u.jsdisp = jsdisp;
 169     vdisp->flags = VDISP_JSDISP | VDISP_DISPEX;
 170     IDispatch_AddRef(vdisp->u.disp);
 171 }
 172
 173 static inline void set_disp(vdisp_t *vdisp, IDispatch *disp)
 174 {
 175     IDispatchEx *dispex;
 176     jsdisp_t *jsdisp;
 177     HRESULT hres;
 178
 179     jsdisp = iface_to_jsdisp((IUnknown*)disp);
 180     if(jsdisp) {
 181         vdisp->u.jsdisp = jsdisp;
 182         vdisp->flags = VDISP_JSDISP | VDISP_DISPEX;
 183         return;
 184     }
 185
 186     hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
 187     if(SUCCEEDED(hres)) {
 188         vdisp->u.dispex = dispex;
 189         vdisp->flags = VDISP_DISPEX;
 190         return;
 191     }
 192
 193     IDispatch_AddRef(disp);
 194     vdisp->u.disp = disp;
 195     vdisp->flags = 0;
 196 }
 197
 198 static inline jsdisp_t *get_jsdisp(vdisp_t *vdisp)
 199 {
 200     return is_jsdisp(vdisp) ? vdisp->u.jsdisp : NULL;
 201 }
 202
 203 typedef HRESULT (*builtin_invoke_t)(script_ctx_t*,vdisp_t*,WORD,unsigned,jsval_t*,jsval_t*);
 204 typedef HRESULT (*builtin_getter_t)(script_ctx_t*,jsdisp_t*,jsval_t*);
 205 typedef HRESULT (*builtin_setter_t)(script_ctx_t*,jsdisp_t*,jsval_t);
 206
 207 HRESULT builtin_set_const(script_ctx_t*,jsdisp_t*,jsval_t) DECLSPEC_HIDDEN;
 208
 209 typedef struct {
 210     const WCHAR *name;
 211     builtin_invoke_t invoke;
 212     DWORD flags;
 213     builtin_getter_t getter;
 214     builtin_setter_t setter;
 215 } builtin_prop_t;
 216
 217 typedef struct {
 218     jsclass_t class;
 219     builtin_prop_t value_prop;
 220     DWORD props_cnt;
 221     const builtin_prop_t *props;
 222     void (*destructor)(jsdisp_t*);
 223     void (*on_put)(jsdisp_t*,const WCHAR*);
 224     unsigned (*idx_length)(jsdisp_t*);
 225     HRESULT (*idx_get)(jsdisp_t*,unsigned,jsval_t*);
 226     HRESULT (*idx_put)(jsdisp_t*,unsigned,jsval_t);
 227 } builtin_info_t;
 228
 229 struct jsdisp_t {
 230     IDispatchEx IDispatchEx_iface;
 231
 232     LONG ref;
 233
 234     DWORD buf_size;
 235     DWORD prop_cnt;
 236     dispex_prop_t *props;
 237     script_ctx_t *ctx;
 238
 239     jsdisp_t *prototype;
 240
 241     const builtin_info_t *builtin_info;
 242 };
 243
 244 static inline IDispatch *to_disp(jsdisp_t *jsdisp)
 245 {
 246     return (IDispatch*)&jsdisp->IDispatchEx_iface;
 247 }
 248
 249 jsdisp_t *as_jsdisp(IDispatch*) DECLSPEC_HIDDEN;
 250 jsdisp_t *to_jsdisp(IDispatch*) DECLSPEC_HIDDEN;
 251 void jsdisp_free(jsdisp_t*) DECLSPEC_HIDDEN;
 252
 253 #ifndef TRACE_REFCNT
 254
 255 /*
 256  * We do a lot of refcount calls during script execution, so having an inline
 257  * version is a nice perf win. Define TRACE_REFCNT macro when debugging
 258  * refcount bugs to have traces. Also, since jsdisp_t is not thread safe anyways,
 259  * there is no point in using atomic operations.
 260  */
 261 static inline jsdisp_t *jsdisp_addref(jsdisp_t *jsdisp)
 262 {
 263     jsdisp->ref++;
 264     return jsdisp;
 265 }
 266
 267 static inline void jsdisp_release(jsdisp_t *jsdisp)
 268 {
 269     if(!--jsdisp->ref)
 270         jsdisp_free(jsdisp);
 271 }
 272
 273 #else
 274
 275 jsdisp_t *jsdisp_addref(jsdisp_t*) DECLSPEC_HIDDEN;
 276 void jsdisp_release(jsdisp_t*) DECLSPEC_HIDDEN;
 277
 278 #endif
 279
 280 HRESULT create_dispex(script_ctx_t*,const builtin_info_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 281 HRESULT init_dispex(jsdisp_t*,script_ctx_t*,const builtin_info_t*,jsdisp_t*) DECLSPEC_HIDDEN;
 282 HRESULT init_dispex_from_constr(jsdisp_t*,script_ctx_t*,const builtin_info_t*,jsdisp_t*) DECLSPEC_HIDDEN;
 283
 284 HRESULT disp_call(script_ctx_t*,IDispatch*,DISPID,WORD,unsigned,jsval_t*,jsval_t*) DECLSPEC_HIDDEN;
 285 HRESULT disp_call_value(script_ctx_t*,IDispatch*,IDispatch*,WORD,unsigned,jsval_t*,jsval_t*) DECLSPEC_HIDDEN;
 286 HRESULT jsdisp_call_value(jsdisp_t*,IDispatch*,WORD,unsigned,jsval_t*,jsval_t*) DECLSPEC_HIDDEN;
 287 HRESULT jsdisp_call(jsdisp_t*,DISPID,WORD,unsigned,jsval_t*,jsval_t*) DECLSPEC_HIDDEN;
 288 HRESULT jsdisp_call_name(jsdisp_t*,const WCHAR*,WORD,unsigned,jsval_t*,jsval_t*) DECLSPEC_HIDDEN;
 289 HRESULT disp_propget(script_ctx_t*,IDispatch*,DISPID,jsval_t*) DECLSPEC_HIDDEN;
 290 HRESULT disp_propput(script_ctx_t*,IDispatch*,DISPID,jsval_t) DECLSPEC_HIDDEN;
 291 HRESULT jsdisp_propget(jsdisp_t*,DISPID,jsval_t*) DECLSPEC_HIDDEN;
 292 HRESULT jsdisp_propput(jsdisp_t*,const WCHAR*,DWORD,jsval_t) DECLSPEC_HIDDEN;
 293 HRESULT jsdisp_propput_name(jsdisp_t*,const WCHAR*,jsval_t) DECLSPEC_HIDDEN;
 294 HRESULT jsdisp_propput_const(jsdisp_t*,const WCHAR*,jsval_t) DECLSPEC_HIDDEN;
 295 HRESULT jsdisp_propput_dontenum(jsdisp_t*,const WCHAR*,jsval_t) DECLSPEC_HIDDEN;
 296 HRESULT jsdisp_propput_idx(jsdisp_t*,DWORD,jsval_t) DECLSPEC_HIDDEN;
 297 HRESULT jsdisp_propget_name(jsdisp_t*,LPCWSTR,jsval_t*) DECLSPEC_HIDDEN;
 298 HRESULT jsdisp_get_idx(jsdisp_t*,DWORD,jsval_t*) DECLSPEC_HIDDEN;
 299 HRESULT jsdisp_get_id(jsdisp_t*,const WCHAR*,DWORD,DISPID*) DECLSPEC_HIDDEN;
 300 HRESULT disp_delete(IDispatch*,DISPID,BOOL*) DECLSPEC_HIDDEN;
 301 HRESULT disp_delete_name(script_ctx_t*,IDispatch*,jsstr_t*,BOOL*) DECLSPEC_HIDDEN;
 302 HRESULT jsdisp_delete_idx(jsdisp_t*,DWORD) DECLSPEC_HIDDEN;
 303 HRESULT jsdisp_is_own_prop(jsdisp_t*,const WCHAR*,BOOL*) DECLSPEC_HIDDEN;
 304 HRESULT jsdisp_is_enumerable(jsdisp_t*,const WCHAR*,BOOL*) DECLSPEC_HIDDEN;
 305
 306 HRESULT create_builtin_function(script_ctx_t*,builtin_invoke_t,const WCHAR*,const builtin_info_t*,DWORD,
 307         jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 308 HRESULT create_builtin_constructor(script_ctx_t*,builtin_invoke_t,const WCHAR*,const builtin_info_t*,DWORD,
 309         jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 310 HRESULT Function_invoke(jsdisp_t*,IDispatch*,WORD,unsigned,jsval_t*,jsval_t*) DECLSPEC_HIDDEN;
 311
 312 HRESULT Function_value(script_ctx_t*,vdisp_t*,WORD,unsigned,jsval_t*,jsval_t*) DECLSPEC_HIDDEN;
 313 HRESULT Function_get_value(script_ctx_t*,jsdisp_t*,jsval_t*) DECLSPEC_HIDDEN;
 314 #define DEFAULT_FUNCTION_VALUE {NULL, Function_value,0, Function_get_value}
 315
 316 HRESULT throw_eval_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 317 HRESULT throw_generic_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 318 HRESULT throw_range_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 319 HRESULT throw_reference_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 320 HRESULT throw_regexp_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 321 HRESULT throw_syntax_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 322 HRESULT throw_type_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 323 HRESULT throw_uri_error(script_ctx_t*,HRESULT,const WCHAR*) DECLSPEC_HIDDEN;
 324
 325 HRESULT create_object(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 326 HRESULT create_math(script_ctx_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 327 HRESULT create_array(script_ctx_t*,DWORD,jsdisp_t**) DECLSPEC_HIDDEN;
 328 HRESULT create_regexp(script_ctx_t*,jsstr_t*,DWORD,jsdisp_t**) DECLSPEC_HIDDEN;
 329 HRESULT create_regexp_var(script_ctx_t*,jsval_t,jsval_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 330 HRESULT create_string(script_ctx_t*,jsstr_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 331 HRESULT create_bool(script_ctx_t*,BOOL,jsdisp_t**) DECLSPEC_HIDDEN;
 332 HRESULT create_number(script_ctx_t*,double,jsdisp_t**) DECLSPEC_HIDDEN;
 333 HRESULT create_vbarray(script_ctx_t*,SAFEARRAY*,jsdisp_t**) DECLSPEC_HIDDEN;
 334
 335 typedef enum {
 336     NO_HINT,
 337     HINT_STRING,
 338     HINT_NUMBER
 339 } hint_t;
 340
 341 HRESULT to_primitive(script_ctx_t*,jsval_t,jsval_t*, hint_t) DECLSPEC_HIDDEN;
 342 HRESULT to_boolean(jsval_t,BOOL*) DECLSPEC_HIDDEN;
 343 HRESULT to_number(script_ctx_t*,jsval_t,double*) DECLSPEC_HIDDEN;
 344 HRESULT to_integer(script_ctx_t*,jsval_t,double*) DECLSPEC_HIDDEN;
 345 HRESULT to_int32(script_ctx_t*,jsval_t,INT*) DECLSPEC_HIDDEN;
 346 HRESULT to_uint32(script_ctx_t*,jsval_t,UINT32*) DECLSPEC_HIDDEN;
 347 HRESULT to_string(script_ctx_t*,jsval_t,jsstr_t**) DECLSPEC_HIDDEN;
 348 HRESULT to_flat_string(script_ctx_t*,jsval_t,jsstr_t**,const WCHAR**) DECLSPEC_HIDDEN;
 349 HRESULT to_object(script_ctx_t*,jsval_t,IDispatch**) DECLSPEC_HIDDEN;
 350
 351 HRESULT variant_change_type(script_ctx_t*,VARIANT*,VARIANT*,VARTYPE) DECLSPEC_HIDDEN;
 352
 353 HRESULT decode_source(WCHAR*) DECLSPEC_HIDDEN;
 354
 355 HRESULT double_to_string(double,jsstr_t**) DECLSPEC_HIDDEN;
 356
 357 typedef struct named_item_t {
 358     IDispatch *disp;
 359     DWORD flags;
 360     LPWSTR name;
 361
 362     struct named_item_t *next;
 363 } named_item_t;
 364
 365 typedef struct _cc_var_t cc_var_t;
 366
 367 typedef struct {
 368     cc_var_t *vars;
 369 } cc_ctx_t;
 370
 371 void release_cc(cc_ctx_t*) DECLSPEC_HIDDEN;
 372
 373 typedef struct {
 374     IServiceProvider IServiceProvider_iface;
 375
 376     LONG ref;
 377
 378     script_ctx_t *ctx;
 379 } JSCaller;
 380
 381 #include "jsval.h"
 382
 383 typedef struct {
 384     EXCEPINFO ei;
 385     jsval_t val;
 386 } jsexcept_t;
 387
 388 typedef struct {
 389     unsigned index;
 390     unsigned length;
 391 } match_result_t;
 392
 393 struct _script_ctx_t {
 394     LONG ref;
 395
 396     SCRIPTSTATE state;
 397     IActiveScript *active_script;
 398
 399     exec_ctx_t *exec_ctx;
 400     named_item_t *named_items;
 401     IActiveScriptSite *site;
 402     IInternetHostSecurityManager *secmgr;
 403     DWORD safeopt;
 404     DWORD version;
 405     LCID lcid;
 406     cc_ctx_t *cc;
 407     JSCaller *jscaller;
 408     jsexcept_t ei;
 409
 410     heap_pool_t tmp_heap;
 411
 412     IDispatch *host_global;
 413
 414     jsstr_t *last_match;
 415     match_result_t match_parens[9];
 416     DWORD last_match_index;
 417     DWORD last_match_length;
 418
 419     jsdisp_t *global;
 420     jsdisp_t *function_constr;
 421     jsdisp_t *array_constr;
 422     jsdisp_t *bool_constr;
 423     jsdisp_t *date_constr;
 424     jsdisp_t *error_constr;
 425     jsdisp_t *eval_error_constr;
 426     jsdisp_t *range_error_constr;
 427     jsdisp_t *reference_error_constr;
 428     jsdisp_t *regexp_error_constr;
 429     jsdisp_t *syntax_error_constr;
 430     jsdisp_t *type_error_constr;
 431     jsdisp_t *uri_error_constr;
 432     jsdisp_t *number_constr;
 433     jsdisp_t *object_constr;
 434     jsdisp_t *regexp_constr;
 435     jsdisp_t *string_constr;
 436     jsdisp_t *vbarray_constr;
 437 };
 438
 439 void script_release(script_ctx_t*) DECLSPEC_HIDDEN;
 440 void clear_ei(script_ctx_t*) DECLSPEC_HIDDEN;
 441
 442 static inline void script_addref(script_ctx_t *ctx)
 443 {
 444     ctx->ref++;
 445 }
 446
 447 HRESULT init_global(script_ctx_t*) DECLSPEC_HIDDEN;
 448 HRESULT init_function_constr(script_ctx_t*,jsdisp_t*) DECLSPEC_HIDDEN;
 449 HRESULT create_object_prototype(script_ctx_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 450
 451 HRESULT create_activex_constr(script_ctx_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 452 HRESULT create_array_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 453 HRESULT create_bool_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 454 HRESULT create_date_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 455 HRESULT init_error_constr(script_ctx_t*,jsdisp_t*) DECLSPEC_HIDDEN;
 456 HRESULT create_number_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 457 HRESULT create_object_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 458 HRESULT create_regexp_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 459 HRESULT create_string_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 460 HRESULT create_vbarray_constr(script_ctx_t*,jsdisp_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 461
 462 IUnknown *create_ax_site(script_ctx_t*) DECLSPEC_HIDDEN;
 463 HRESULT create_jscaller(script_ctx_t*) DECLSPEC_HIDDEN;
 464
 465 #define REM_CHECK_GLOBAL   0x0001
 466 #define REM_RESET_INDEX    0x0002
 467 #define REM_NO_CTX_UPDATE  0x0004
 468 #define REM_ALLOC_RESULT   0x0008
 469 #define REM_NO_PARENS      0x0010
 470 struct match_state_t;
 471 HRESULT regexp_match_next(script_ctx_t*,jsdisp_t*,DWORD,jsstr_t*,struct match_state_t**) DECLSPEC_HIDDEN;
 472 HRESULT parse_regexp_flags(const WCHAR*,DWORD,DWORD*) DECLSPEC_HIDDEN;
 473 HRESULT regexp_string_match(script_ctx_t*,jsdisp_t*,jsstr_t*,jsval_t*) DECLSPEC_HIDDEN;
 474
 475 static inline BOOL is_class(jsdisp_t *jsdisp, jsclass_t class)
 476 {
 477     return jsdisp->builtin_info->class == class;
 478 }
 479
 480 static inline BOOL is_vclass(vdisp_t *vdisp, jsclass_t class)
 481 {
 482     return is_jsdisp(vdisp) && is_class(vdisp->u.jsdisp, class);
 483 }
 484
 485 #ifndef INT32_MIN
 486 #define INT32_MIN (-2147483647-1)
 487 #endif
 488
 489 #ifndef INT32_MAX
 490 #define INT32_MAX (2147483647)
 491 #endif
 492
 493 static inline BOOL is_int32(double d)
 494 {
 495     return INT32_MIN <= d && d <= INT32_MAX && (double)(int)d == d;
 496 }
 497
 498 static inline DWORD make_grfdex(script_ctx_t *ctx, DWORD flags)
 499 {
 500     return (ctx->version << 28) | flags;
 501 }
 502
 503 #define FACILITY_JSCRIPT 10
 504
 505 #define MAKE_JSERROR(code) MAKE_HRESULT(SEVERITY_ERROR, FACILITY_JSCRIPT, code)
 506
 507 #define JS_E_TO_PRIMITIVE            MAKE_JSERROR(IDS_TO_PRIMITIVE)
 508 #define JS_E_INVALIDARG              MAKE_JSERROR(IDS_INVALID_CALL_ARG)
 509 #define JS_E_SUBSCRIPT_OUT_OF_RANGE  MAKE_JSERROR(IDS_SUBSCRIPT_OUT_OF_RANGE)
 510 #define JS_E_OBJECT_REQUIRED         MAKE_JSERROR(IDS_OBJECT_REQUIRED)
 511 #define JS_E_CANNOT_CREATE_OBJ       MAKE_JSERROR(IDS_CREATE_OBJ_ERROR)
 512 #define JS_E_INVALID_PROPERTY        MAKE_JSERROR(IDS_NO_PROPERTY)
 513 #define JS_E_INVALID_ACTION          MAKE_JSERROR(IDS_UNSUPPORTED_ACTION)
 514 #define JS_E_MISSING_ARG             MAKE_JSERROR(IDS_ARG_NOT_OPT)
 515 #define JS_E_SYNTAX                  MAKE_JSERROR(IDS_SYNTAX_ERROR)
 516 #define JS_E_MISSING_SEMICOLON       MAKE_JSERROR(IDS_SEMICOLON)
 517 #define JS_E_MISSING_LBRACKET        MAKE_JSERROR(IDS_LBRACKET)
 518 #define JS_E_MISSING_RBRACKET        MAKE_JSERROR(IDS_RBRACKET)
 519 #define JS_E_EXPECTED_IDENTIFIER     MAKE_JSERROR(IDS_EXPECTED_IDENTIFIER)
 520 #define JS_E_EXPECTED_ASSIGN         MAKE_JSERROR(IDS_EXPECTED_ASSIGN)
 521 #define JS_E_INVALID_CHAR            MAKE_JSERROR(IDS_INVALID_CHAR)
 522 #define JS_E_UNTERMINATED_STRING     MAKE_JSERROR(IDS_UNTERMINATED_STR)
 523 #define JS_E_MISPLACED_RETURN        MAKE_JSERROR(IDS_MISPLACED_RETURN)
 524 #define JS_E_INVALID_BREAK           MAKE_JSERROR(IDS_INVALID_BREAK)
 525 #define JS_E_INVALID_CONTINUE        MAKE_JSERROR(IDS_INVALID_CONTINUE)
 526 #define JS_E_LABEL_REDEFINED         MAKE_JSERROR(IDS_LABEL_REDEFINED)
 527 #define JS_E_LABEL_NOT_FOUND         MAKE_JSERROR(IDS_LABEL_NOT_FOUND)
 528 #define JS_E_EXPECTED_CCEND          MAKE_JSERROR(IDS_EXPECTED_CCEND)
 529 #define JS_E_DISABLED_CC             MAKE_JSERROR(IDS_DISABLED_CC)
 530 #define JS_E_EXPECTED_AT             MAKE_JSERROR(IDS_EXPECTED_AT)
 531 #define JS_E_FUNCTION_EXPECTED       MAKE_JSERROR(IDS_NOT_FUNC)
 532 #define JS_E_DATE_EXPECTED           MAKE_JSERROR(IDS_NOT_DATE)
 533 #define JS_E_NUMBER_EXPECTED         MAKE_JSERROR(IDS_NOT_NUM)
 534 #define JS_E_OBJECT_EXPECTED         MAKE_JSERROR(IDS_OBJECT_EXPECTED)
 535 #define JS_E_ILLEGAL_ASSIGN          MAKE_JSERROR(IDS_ILLEGAL_ASSIGN)
 536 #define JS_E_UNDEFINED_VARIABLE      MAKE_JSERROR(IDS_UNDEFINED)
 537 #define JS_E_BOOLEAN_EXPECTED        MAKE_JSERROR(IDS_NOT_BOOL)
 538 #define JS_E_VBARRAY_EXPECTED        MAKE_JSERROR(IDS_NOT_VBARRAY)
 539 #define JS_E_INVALID_DELETE          MAKE_JSERROR(IDS_INVALID_DELETE)
 540 #define JS_E_JSCRIPT_EXPECTED        MAKE_JSERROR(IDS_JSCRIPT_EXPECTED)
 541 #define JS_E_REGEXP_SYNTAX           MAKE_JSERROR(IDS_REGEXP_SYNTAX_ERROR)
 542 #define JS_E_INVALID_URI_CODING      MAKE_JSERROR(IDS_URI_INVALID_CODING)
 543 #define JS_E_INVALID_URI_CHAR        MAKE_JSERROR(IDS_URI_INVALID_CHAR)
 544 #define JS_E_FRACTION_DIGITS_OUT_OF_RANGE MAKE_JSERROR(IDS_FRACTION_DIGITS_OUT_OF_RANGE)
 545 #define JS_E_PRECISION_OUT_OF_RANGE  MAKE_JSERROR(IDS_PRECISION_OUT_OF_RANGE)
 546 #define JS_E_INVALID_LENGTH          MAKE_JSERROR(IDS_INVALID_LENGTH)
 547 #define JS_E_ARRAY_EXPECTED          MAKE_JSERROR(IDS_ARRAY_EXPECTED)
 548
 549 static inline BOOL is_jscript_error(HRESULT hres)
 550 {
 551     return HRESULT_FACILITY(hres) == FACILITY_JSCRIPT;
 552 }
 553
 554 const char *debugstr_jsval(const jsval_t) DECLSPEC_HIDDEN;
 555
 556 HRESULT create_jscript_object(BOOL,REFIID,void**) DECLSPEC_HIDDEN;
 557
 558 extern LONG module_ref DECLSPEC_HIDDEN;
 559
 560 static inline void lock_module(void)
 561 {
 562     InterlockedIncrement(&module_ref);
 563 }
 564
 565 static inline void unlock_module(void)
 566 {
 567     InterlockedDecrement(&module_ref);
 568 }
 569
 570 #include "engine.h"
 571 #include "parser.h"
 572 #include "regexp.h"
 573
 574 #endif /* _WINE_JSCRIPT_H */