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