| /* |
| * Copyright 2008 Jacek Caban for CodeWeavers |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA |
| */ |
| |
| #include "config.h" |
| #include "wine/port.h" |
| |
| #include <math.h> |
| #include <limits.h> |
| |
| #include "jscript.h" |
| #include "engine.h" |
| |
| #include "wine/debug.h" |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(jscript); |
| |
| #define LONGLONG_MAX (((LONGLONG)0x7fffffff<<32)|0xffffffff) |
| |
| static const WCHAR NaNW[] = {'N','a','N',0}; |
| static const WCHAR InfinityW[] = {'I','n','f','i','n','i','t','y',0}; |
| static const WCHAR ArrayW[] = {'A','r','r','a','y',0}; |
| static const WCHAR BooleanW[] = {'B','o','o','l','e','a','n',0}; |
| static const WCHAR DateW[] = {'D','a','t','e',0}; |
| static const WCHAR ErrorW[] = {'E','r','r','o','r',0}; |
| static const WCHAR EvalErrorW[] = {'E','v','a','l','E','r','r','o','r',0}; |
| static const WCHAR RangeErrorW[] = {'R','a','n','g','e','E','r','r','o','r',0}; |
| static const WCHAR ReferenceErrorW[] = {'R','e','f','e','r','e','n','c','e','E','r','r','o','r',0}; |
| static const WCHAR SyntaxErrorW[] = {'S','y','n','t','a','x','E','r','r','o','r',0}; |
| static const WCHAR TypeErrorW[] = {'T','y','p','e','E','r','r','o','r',0}; |
| static const WCHAR URIErrorW[] = {'U','R','I','E','r','r','o','r',0}; |
| static const WCHAR FunctionW[] = {'F','u','n','c','t','i','o','n',0}; |
| static const WCHAR NumberW[] = {'N','u','m','b','e','r',0}; |
| static const WCHAR ObjectW[] = {'O','b','j','e','c','t',0}; |
| static const WCHAR StringW[] = {'S','t','r','i','n','g',0}; |
| static const WCHAR RegExpW[] = {'R','e','g','E','x','p',0}; |
| static const WCHAR ActiveXObjectW[] = {'A','c','t','i','v','e','X','O','b','j','e','c','t',0}; |
| static const WCHAR VBArrayW[] = {'V','B','A','r','r','a','y',0}; |
| static const WCHAR EnumeratorW[] = {'E','n','u','m','e','r','a','t','o','r',0}; |
| static const WCHAR escapeW[] = {'e','s','c','a','p','e',0}; |
| static const WCHAR evalW[] = {'e','v','a','l',0}; |
| static const WCHAR isNaNW[] = {'i','s','N','a','N',0}; |
| static const WCHAR isFiniteW[] = {'i','s','F','i','n','i','t','e',0}; |
| static const WCHAR parseIntW[] = {'p','a','r','s','e','I','n','t',0}; |
| static const WCHAR parseFloatW[] = {'p','a','r','s','e','F','l','o','a','t',0}; |
| static const WCHAR unescapeW[] = {'u','n','e','s','c','a','p','e',0}; |
| static const WCHAR _GetObjectW[] = {'G','e','t','O','b','j','e','c','t',0}; |
| static const WCHAR ScriptEngineW[] = {'S','c','r','i','p','t','E','n','g','i','n','e',0}; |
| static const WCHAR ScriptEngineMajorVersionW[] = |
| {'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}; |
| static const WCHAR ScriptEngineMinorVersionW[] = |
| {'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}; |
| static const WCHAR ScriptEngineBuildVersionW[] = |
| {'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}; |
| static const WCHAR CollectGarbageW[] = {'C','o','l','l','e','c','t','G','a','r','b','a','g','e',0}; |
| static const WCHAR MathW[] = {'M','a','t','h',0}; |
| static const WCHAR encodeURIW[] = {'e','n','c','o','d','e','U','R','I',0}; |
| static const WCHAR decodeURIW[] = {'d','e','c','o','d','e','U','R','I',0}; |
| static const WCHAR encodeURIComponentW[] = {'e','n','c','o','d','e','U','R','I','C','o','m','p','o','n','e','n','t',0}; |
| static const WCHAR decodeURIComponentW[] = {'d','e','c','o','d','e','U','R','I','C','o','m','p','o','n','e','n','t',0}; |
| |
| static const WCHAR undefinedW[] = {'u','n','d','e','f','i','n','e','d',0}; |
| |
| static int uri_char_table[] = { |
| 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 00-0f */ |
| 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 10-1f */ |
| 0,2,0,0,1,0,1,2,2,2,2,1,1,2,2,1, /* 20-2f */ |
| 2,2,2,2,2,2,2,2,2,2,1,1,0,1,0,1, /* 30-3f */ |
| 1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, /* 40-4f */ |
| 2,2,2,2,2,2,2,2,2,2,2,0,0,0,0,2, /* 50-5f */ |
| 0,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, /* 60-6f */ |
| 2,2,2,2,2,2,2,2,2,2,2,0,0,0,2,0, /* 70-7f */ |
| }; |
| |
| /* 1 - reserved */ |
| /* 2 - unescaped */ |
| |
| static inline BOOL is_uri_reserved(WCHAR c) |
| { |
| return c < 128 && uri_char_table[c] == 1; |
| } |
| |
| static inline BOOL is_uri_unescaped(WCHAR c) |
| { |
| return c < 128 && uri_char_table[c] == 2; |
| } |
| |
| /* Check that the character is one of the 69 nonblank characters as defined by ECMA-262 B.2.1 */ |
| static inline BOOL is_ecma_nonblank(const WCHAR c) |
| { |
| return ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || (c >= '0' && c <= '9') || |
| c == '@' || c == '*' || c == '_' || c == '+' || c == '-' || c == '.' || c == '/'); |
| } |
| |
| static WCHAR int_to_char(int i) |
| { |
| if(i < 10) |
| return '0'+i; |
| return 'A'+i-10; |
| } |
| |
| static HRESULT constructor_call(jsdisp_t *constr, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| if(flags != DISPATCH_PROPERTYGET) |
| return jsdisp_call_value(constr, flags, dp, retv, ei, sp); |
| |
| jsdisp_addref(constr); |
| var_set_jsdisp(retv, constr); |
| return S_OK; |
| } |
| |
| static HRESULT JSGlobal_Array(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->array_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_Boolean(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->bool_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_Date(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->date_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_Error(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->error_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_EvalError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->eval_error_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_RangeError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->range_error_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_ReferenceError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->reference_error_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_SyntaxError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->syntax_error_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_TypeError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->type_error_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_URIError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->uri_error_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_Function(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->function_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_Number(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->number_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_Object(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->object_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_String(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->string_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_RegExp(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->regexp_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_ActiveXObject(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->activex_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_VBArray(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| return constructor_call(ctx->vbarray_constr, flags, dp, retv, ei, sp); |
| } |
| |
| static HRESULT JSGlobal_Enumerator(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| FIXME("\n"); |
| return E_NOTIMPL; |
| } |
| |
| static HRESULT JSGlobal_escape(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| BSTR ret, str; |
| const WCHAR *ptr; |
| DWORD len = 0; |
| HRESULT hres; |
| |
| TRACE("\n"); |
| |
| if(!arg_cnt(dp)) { |
| if(retv) { |
| ret = SysAllocString(undefinedW); |
| if(!ret) |
| return E_OUTOFMEMORY; |
| |
| V_VT(retv) = VT_BSTR; |
| V_BSTR(retv) = ret; |
| } |
| |
| return S_OK; |
| } |
| |
| hres = to_string(ctx, get_arg(dp, 0), ei, &str); |
| if(FAILED(hres)) |
| return hres; |
| |
| for(ptr=str; *ptr; ptr++) { |
| if(*ptr > 0xff) |
| len += 6; |
| else if(is_ecma_nonblank(*ptr)) |
| len++; |
| else |
| len += 3; |
| } |
| |
| ret = SysAllocStringLen(NULL, len); |
| if(!ret) { |
| SysFreeString(str); |
| return E_OUTOFMEMORY; |
| } |
| |
| len = 0; |
| for(ptr=str; *ptr; ptr++) { |
| if(*ptr > 0xff) { |
| ret[len++] = '%'; |
| ret[len++] = 'u'; |
| ret[len++] = int_to_char(*ptr >> 12); |
| ret[len++] = int_to_char((*ptr >> 8) & 0xf); |
| ret[len++] = int_to_char((*ptr >> 4) & 0xf); |
| ret[len++] = int_to_char(*ptr & 0xf); |
| } |
| else if(is_ecma_nonblank(*ptr)) |
| ret[len++] = *ptr; |
| else { |
| ret[len++] = '%'; |
| ret[len++] = int_to_char(*ptr >> 4); |
| ret[len++] = int_to_char(*ptr & 0xf); |
| } |
| } |
| |
| SysFreeString(str); |
| |
| if(retv) { |
| V_VT(retv) = VT_BSTR; |
| V_BSTR(retv) = ret; |
| } |
| else |
| SysFreeString(ret); |
| |
| return S_OK; |
| } |
| |
| /* ECMA-262 3rd Edition 15.1.2.1 */ |
| static HRESULT JSGlobal_eval(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| parser_ctx_t *parser_ctx; |
| VARIANT *arg; |
| HRESULT hres; |
| |
| TRACE("\n"); |
| |
| if(!arg_cnt(dp)) { |
| if(retv) |
| V_VT(retv) = VT_EMPTY; |
| return S_OK; |
| } |
| |
| arg = get_arg(dp, 0); |
| if(V_VT(arg) != VT_BSTR) { |
| if(retv) { |
| V_VT(retv) = VT_EMPTY; |
| return VariantCopy(retv, arg); |
| } |
| return S_OK; |
| } |
| |
| if(!ctx->exec_ctx) { |
| FIXME("No active exec_ctx\n"); |
| return E_UNEXPECTED; |
| } |
| |
| TRACE("parsing %s\n", debugstr_w(V_BSTR(arg))); |
| hres = script_parse(ctx, V_BSTR(arg), NULL, &parser_ctx); |
| if(FAILED(hres)) { |
| WARN("parse (%s) failed: %08x\n", debugstr_w(V_BSTR(arg)), hres); |
| return throw_syntax_error(ctx, ei, hres, NULL); |
| } |
| |
| hres = exec_source(ctx->exec_ctx, parser_ctx, parser_ctx->source, TRUE, ei, retv); |
| parser_release(parser_ctx); |
| |
| return hres; |
| } |
| |
| static HRESULT JSGlobal_isNaN(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| VARIANT_BOOL ret = VARIANT_FALSE; |
| VARIANT num; |
| HRESULT hres; |
| |
| TRACE("\n"); |
| |
| if(arg_cnt(dp)) { |
| hres = to_number(ctx, get_arg(dp,0), ei, &num); |
| if(FAILED(hres)) |
| return hres; |
| |
| if(V_VT(&num) == VT_R8 && isnan(V_R8(&num))) |
| ret = VARIANT_TRUE; |
| }else { |
| ret = VARIANT_TRUE; |
| } |
| |
| if(retv) { |
| V_VT(retv) = VT_BOOL; |
| V_BOOL(retv) = ret; |
| } |
| return S_OK; |
| } |
| |
| static HRESULT JSGlobal_isFinite(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| VARIANT_BOOL ret = VARIANT_FALSE; |
| HRESULT hres; |
| |
| TRACE("\n"); |
| |
| if(arg_cnt(dp)) { |
| VARIANT num; |
| |
| hres = to_number(ctx, get_arg(dp,0), ei, &num); |
| if(FAILED(hres)) |
| return hres; |
| |
| if(V_VT(&num) != VT_R8 || (!isinf(V_R8(&num)) && !isnan(V_R8(&num)))) |
| ret = VARIANT_TRUE; |
| } |
| |
| if(retv) { |
| V_VT(retv) = VT_BOOL; |
| V_BOOL(retv) = ret; |
| } |
| return S_OK; |
| } |
| |
| static INT char_to_int(WCHAR c) |
| { |
| if('0' <= c && c <= '9') |
| return c - '0'; |
| if('a' <= c && c <= 'z') |
| return c - 'a' + 10; |
| if('A' <= c && c <= 'Z') |
| return c - 'A' + 10; |
| return 100; |
| } |
| |
| static HRESULT JSGlobal_parseInt(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| DOUBLE ret = 0.0; |
| INT radix=10, i; |
| WCHAR *ptr; |
| BOOL neg = FALSE; |
| BSTR str; |
| HRESULT hres; |
| |
| if(!arg_cnt(dp)) { |
| if(retv) num_set_nan(retv); |
| return S_OK; |
| } |
| |
| if(arg_cnt(dp) >= 2) { |
| hres = to_int32(ctx, get_arg(dp, 1), ei, &radix); |
| if(FAILED(hres)) |
| return hres; |
| |
| if(!radix) { |
| radix = 10; |
| }else if(radix < 2 || radix > 36) { |
| WARN("radix %d out of range\n", radix); |
| return E_FAIL; |
| } |
| } |
| |
| hres = to_string(ctx, get_arg(dp, 0), ei, &str); |
| if(FAILED(hres)) |
| return hres; |
| |
| for(ptr = str; isspaceW(*ptr); ptr++); |
| |
| switch(*ptr) { |
| case '+': |
| ptr++; |
| break; |
| case '-': |
| neg = TRUE; |
| ptr++; |
| break; |
| case '0': |
| ptr++; |
| if(*ptr == 'x' || *ptr == 'X') { |
| radix = 16; |
| ptr++; |
| } |
| } |
| |
| while(*ptr) { |
| i = char_to_int(*ptr++); |
| if(i > radix) |
| break; |
| |
| ret = ret*radix + i; |
| } |
| |
| SysFreeString(str); |
| |
| if(neg) |
| ret = -ret; |
| |
| if(retv) |
| num_set_val(retv, ret); |
| return S_OK; |
| } |
| |
| static HRESULT JSGlobal_parseFloat(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| LONGLONG d = 0, hlp; |
| int exp = 0; |
| VARIANT *arg; |
| WCHAR *str; |
| BSTR val_str = NULL; |
| BOOL ret_nan = TRUE, positive = TRUE; |
| HRESULT hres; |
| |
| if(!arg_cnt(dp)) { |
| if(retv) |
| num_set_nan(retv); |
| return S_OK; |
| } |
| |
| arg = get_arg(dp, 0); |
| hres = to_string(ctx, arg, ei, &val_str); |
| if(FAILED(hres)) |
| return hres; |
| |
| str = val_str; |
| |
| while(isspaceW(*str)) str++; |
| |
| if(*str == '+') |
| str++; |
| else if(*str == '-') { |
| positive = FALSE; |
| str++; |
| } |
| |
| if(isdigitW(*str)) |
| ret_nan = FALSE; |
| |
| while(isdigitW(*str)) { |
| hlp = d*10 + *(str++) - '0'; |
| if(d>LONGLONG_MAX/10 || hlp<0) { |
| exp++; |
| break; |
| } |
| else |
| d = hlp; |
| } |
| while(isdigitW(*str)) { |
| exp++; |
| str++; |
| } |
| |
| if(*str == '.') str++; |
| |
| if(isdigitW(*str)) |
| ret_nan = FALSE; |
| |
| while(isdigitW(*str)) { |
| hlp = d*10 + *(str++) - '0'; |
| if(d>LONGLONG_MAX/10 || hlp<0) |
| break; |
| |
| d = hlp; |
| exp--; |
| } |
| while(isdigitW(*str)) |
| str++; |
| |
| if(*str && !ret_nan && (*str=='e' || *str=='E')) { |
| int sign = 1, e = 0; |
| |
| str++; |
| if(*str == '+') |
| str++; |
| else if(*str == '-') { |
| sign = -1; |
| str++; |
| } |
| |
| while(isdigitW(*str)) { |
| if(e>INT_MAX/10 || (e = e*10 + *str++ - '0')<0) |
| e = INT_MAX; |
| } |
| e *= sign; |
| |
| if(exp<0 && e<0 && exp+e>0) exp = INT_MIN; |
| else if(exp>0 && e>0 && exp+e<0) exp = INT_MAX; |
| else exp += e; |
| } |
| |
| SysFreeString(val_str); |
| |
| if(ret_nan) { |
| if(retv) |
| num_set_nan(retv); |
| return S_OK; |
| } |
| |
| V_VT(retv) = VT_R8; |
| V_R8(retv) = (double)(positive?d:-d)*pow(10, exp); |
| return S_OK; |
| } |
| |
| static inline int hex_to_int(const WCHAR wch) { |
| if(toupperW(wch)>='A' && toupperW(wch)<='F') return toupperW(wch)-'A'+10; |
| if(isdigitW(wch)) return wch-'0'; |
| return -1; |
| } |
| |
| static HRESULT JSGlobal_unescape(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| BSTR ret, str; |
| const WCHAR *ptr; |
| DWORD len = 0; |
| HRESULT hres; |
| |
| TRACE("\n"); |
| |
| if(!arg_cnt(dp)) { |
| if(retv) { |
| ret = SysAllocString(undefinedW); |
| if(!ret) |
| return E_OUTOFMEMORY; |
| |
| V_VT(retv) = VT_BSTR; |
| V_BSTR(retv) = ret; |
| } |
| |
| return S_OK; |
| } |
| |
| hres = to_string(ctx, get_arg(dp, 0), ei, &str); |
| if(FAILED(hres)) |
| return hres; |
| |
| for(ptr=str; *ptr; ptr++) { |
| if(*ptr == '%') { |
| if(hex_to_int(*(ptr+1))!=-1 && hex_to_int(*(ptr+2))!=-1) |
| ptr += 2; |
| else if(*(ptr+1)=='u' && hex_to_int(*(ptr+2))!=-1 && hex_to_int(*(ptr+3))!=-1 |
| && hex_to_int(*(ptr+4))!=-1 && hex_to_int(*(ptr+5))!=-1) |
| ptr += 5; |
| } |
| |
| len++; |
| } |
| |
| ret = SysAllocStringLen(NULL, len); |
| if(!ret) { |
| SysFreeString(str); |
| return E_OUTOFMEMORY; |
| } |
| |
| len = 0; |
| for(ptr=str; *ptr; ptr++) { |
| if(*ptr == '%') { |
| if(hex_to_int(*(ptr+1))!=-1 && hex_to_int(*(ptr+2))!=-1) { |
| ret[len] = (hex_to_int(*(ptr+1))<<4) + hex_to_int(*(ptr+2)); |
| ptr += 2; |
| } |
| else if(*(ptr+1)=='u' && hex_to_int(*(ptr+2))!=-1 && hex_to_int(*(ptr+3))!=-1 |
| && hex_to_int(*(ptr+4))!=-1 && hex_to_int(*(ptr+5))!=-1) { |
| ret[len] = (hex_to_int(*(ptr+2))<<12) + (hex_to_int(*(ptr+3))<<8) |
| + (hex_to_int(*(ptr+4))<<4) + hex_to_int(*(ptr+5)); |
| ptr += 5; |
| } |
| else |
| ret[len] = *ptr; |
| } |
| else |
| ret[len] = *ptr; |
| |
| len++; |
| } |
| |
| SysFreeString(str); |
| |
| if(retv) { |
| V_VT(retv) = VT_BSTR; |
| V_BSTR(retv) = ret; |
| } |
| else |
| SysFreeString(ret); |
| |
| return S_OK; |
| } |
| |
| static HRESULT JSGlobal_GetObject(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| FIXME("\n"); |
| return E_NOTIMPL; |
| } |
| |
| static HRESULT JSGlobal_ScriptEngine(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| static const WCHAR JScriptW[] = {'J','S','c','r','i','p','t',0}; |
| |
| TRACE("\n"); |
| |
| if(retv) { |
| BSTR ret; |
| |
| ret = SysAllocString(JScriptW); |
| if(!ret) |
| return E_OUTOFMEMORY; |
| |
| V_VT(retv) = VT_BSTR; |
| V_BSTR(retv) = ret; |
| } |
| |
| return S_OK; |
| } |
| |
| static HRESULT JSGlobal_ScriptEngineMajorVersion(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| if(retv) { |
| V_VT(retv) = VT_I4; |
| V_I4(retv) = JSCRIPT_MAJOR_VERSION; |
| } |
| return S_OK; |
| } |
| |
| static HRESULT JSGlobal_ScriptEngineMinorVersion(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| if(retv) { |
| V_VT(retv) = VT_I4; |
| V_I4(retv) = JSCRIPT_MINOR_VERSION; |
| } |
| return S_OK; |
| } |
| |
| static HRESULT JSGlobal_ScriptEngineBuildVersion(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| TRACE("\n"); |
| |
| if(retv) { |
| V_VT(retv) = VT_I4; |
| V_I4(retv) = JSCRIPT_BUILD_VERSION; |
| } |
| return S_OK; |
| } |
| |
| static HRESULT JSGlobal_CollectGarbage(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| FIXME("\n"); |
| return E_NOTIMPL; |
| } |
| |
| static HRESULT JSGlobal_encodeURI(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| const WCHAR *ptr; |
| DWORD len = 0, i; |
| char buf[4]; |
| BSTR str, ret; |
| WCHAR *rptr; |
| HRESULT hres; |
| |
| TRACE("\n"); |
| |
| if(!arg_cnt(dp)) { |
| if(retv) { |
| ret = SysAllocString(undefinedW); |
| if(!ret) |
| return E_OUTOFMEMORY; |
| |
| V_VT(retv) = VT_BSTR; |
| V_BSTR(retv) = ret; |
| } |
| |
| return S_OK; |
| } |
| |
| hres = to_string(ctx, get_arg(dp,0), ei, &str); |
| if(FAILED(hres)) |
| return hres; |
| |
| for(ptr = str; *ptr; ptr++) { |
| if(is_uri_unescaped(*ptr) || is_uri_reserved(*ptr) || *ptr == '#') { |
| len++; |
| }else { |
| i = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, NULL, 0, NULL, NULL)*3; |
| if(!i) { |
| SysFreeString(str); |
| return throw_uri_error(ctx, ei, JS_E_INVALID_URI_CHAR, NULL); |
| } |
| |
| len += i; |
| } |
| } |
| |
| rptr = ret = SysAllocStringLen(NULL, len); |
| if(!ret) { |
| SysFreeString(str); |
| return E_OUTOFMEMORY; |
| } |
| |
| for(ptr = str; *ptr; ptr++) { |
| if(is_uri_unescaped(*ptr) || is_uri_reserved(*ptr) || *ptr == '#') { |
| *rptr++ = *ptr; |
| }else { |
| len = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, buf, sizeof(buf), NULL, NULL); |
| for(i=0; i<len; i++) { |
| *rptr++ = '%'; |
| *rptr++ = int_to_char((BYTE)buf[i] >> 4); |
| *rptr++ = int_to_char(buf[i] & 0x0f); |
| } |
| } |
| } |
| |
| SysFreeString(str); |
| |
| TRACE("%s -> %s\n", debugstr_w(str), debugstr_w(ret)); |
| if(retv) { |
| V_VT(retv) = VT_BSTR; |
| V_BSTR(retv) = ret; |
| }else { |
| SysFreeString(ret); |
| } |
| return S_OK; |
| } |
| |
| static HRESULT JSGlobal_decodeURI(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| FIXME("\n"); |
| return E_NOTIMPL; |
| } |
| |
| static HRESULT JSGlobal_encodeURIComponent(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| BSTR str, ret; |
| char buf[4]; |
| const WCHAR *ptr; |
| DWORD len = 0, size, i; |
| HRESULT hres; |
| |
| TRACE("\n"); |
| |
| if(!arg_cnt(dp)) { |
| if(retv) { |
| ret = SysAllocString(undefinedW); |
| if(!ret) |
| return E_OUTOFMEMORY; |
| |
| V_VT(retv) = VT_BSTR; |
| V_BSTR(retv) = ret; |
| } |
| |
| return S_OK; |
| } |
| |
| hres = to_string(ctx, get_arg(dp, 0), ei, &str); |
| if(FAILED(hres)) |
| return hres; |
| |
| for(ptr=str; *ptr; ptr++) { |
| if(is_uri_unescaped(*ptr)) |
| len++; |
| else { |
| size = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, NULL, 0, NULL, NULL); |
| if(!size) { |
| SysFreeString(str); |
| FIXME("throw Error\n"); |
| return E_FAIL; |
| } |
| len += size*3; |
| } |
| } |
| |
| ret = SysAllocStringLen(NULL, len); |
| if(!ret) { |
| SysFreeString(str); |
| return E_OUTOFMEMORY; |
| } |
| |
| len = 0; |
| for(ptr=str; *ptr; ptr++) { |
| if(is_uri_unescaped(*ptr)) |
| ret[len++] = *ptr; |
| else { |
| size = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, buf, sizeof(buf), NULL, NULL); |
| for(i=0; i<size; i++) { |
| ret[len++] = '%'; |
| ret[len++] = int_to_char((BYTE)buf[i] >> 4); |
| ret[len++] = int_to_char(buf[i] & 0x0f); |
| } |
| } |
| } |
| |
| SysFreeString(str); |
| |
| if(retv) { |
| V_VT(retv) = VT_BSTR; |
| V_BSTR(retv) = ret; |
| } else { |
| SysFreeString(ret); |
| } |
| |
| return S_OK; |
| } |
| |
| /* ECMA-262 3rd Edition 15.1.3.2 */ |
| static HRESULT JSGlobal_decodeURIComponent(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, |
| VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) |
| { |
| BSTR str, ret; |
| const WCHAR *ptr; |
| WCHAR *out_ptr; |
| DWORD len = 0; |
| HRESULT hres; |
| |
| TRACE("\n"); |
| |
| if(!arg_cnt(dp)) { |
| if(retv) { |
| ret = SysAllocString(undefinedW); |
| if(!ret) |
| return E_OUTOFMEMORY; |
| |
| V_VT(retv) = VT_BSTR; |
| V_BSTR(retv) = ret; |
| } |
| |
| return S_OK; |
| } |
| |
| hres = to_string(ctx, get_arg(dp, 0), ei, &str); |
| if(FAILED(hres)) |
| return hres; |
| |
| ptr = str; |
| while(*ptr) { |
| if(*ptr == '%') { |
| char octets[4]; |
| unsigned char mask = 0x80; |
| int i, size, num_bytes = 0; |
| if(hex_to_int(*(ptr+1)) < 0 || hex_to_int(*(ptr+2)) < 0) { |
| FIXME("Throw URIError: Invalid hex sequence\n"); |
| SysFreeString(str); |
| return E_FAIL; |
| } |
| octets[0] = (hex_to_int(*(ptr+1)) << 4) + hex_to_int(*(ptr+2)); |
| ptr += 3; |
| while(octets[0] & mask) { |
| mask = mask >> 1; |
| ++num_bytes; |
| } |
| if(num_bytes == 1 || num_bytes > 4) { |
| FIXME("Throw URIError: Invalid initial UTF character\n"); |
| SysFreeString(str); |
| return E_FAIL; |
| } |
| for(i = 1; i < num_bytes; ++i) { |
| if(*ptr != '%'){ |
| FIXME("Throw URIError: Incomplete UTF sequence\n"); |
| SysFreeString(str); |
| return E_FAIL; |
| } |
| if(hex_to_int(*(ptr+1)) < 0 || hex_to_int(*(ptr+2)) < 0) { |
| FIXME("Throw URIError: Invalid hex sequence\n"); |
| SysFreeString(str); |
| return E_FAIL; |
| } |
| octets[i] = (hex_to_int(*(ptr+1)) << 4) + hex_to_int(*(ptr+2)); |
| ptr += 3; |
| } |
| size = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, octets, |
| num_bytes ? num_bytes : 1, NULL, 0); |
| if(size == 0) { |
| FIXME("Throw URIError: Invalid UTF sequence\n"); |
| SysFreeString(str); |
| return E_FAIL; |
| } |
| len += size; |
| }else { |
| ++ptr; |
| ++len; |
| } |
| } |
| |
| out_ptr = ret = SysAllocStringLen(NULL, len); |
| if(!ret) { |
| SysFreeString(str); |
| return E_OUTOFMEMORY; |
| } |
| |
| ptr = str; |
| while(*ptr) { |
| if(*ptr == '%') { |
| char octets[4]; |
| unsigned char mask = 0x80; |
| int i, size, num_bytes = 0; |
| octets[0] = (hex_to_int(*(ptr+1)) << 4) + hex_to_int(*(ptr+2)); |
| ptr += 3; |
| while(octets[0] & mask) { |
| mask = mask >> 1; |
| ++num_bytes; |
| } |
| for(i = 1; i < num_bytes; ++i) { |
| octets[i] = (hex_to_int(*(ptr+1)) << 4) + hex_to_int(*(ptr+2)); |
| ptr += 3; |
| } |
| size = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, octets, |
| num_bytes ? num_bytes : 1, out_ptr, len); |
| len -= size; |
| out_ptr += size; |
| }else { |
| *out_ptr++ = *ptr++; |
| --len; |
| } |
| } |
| |
| SysFreeString(str); |
| |
| if(retv) { |
| V_VT(retv) = VT_BSTR; |
| V_BSTR(retv) = ret; |
| }else { |
| SysFreeString(ret); |
| } |
| |
| return S_OK; |
| } |
| |
| static const builtin_prop_t JSGlobal_props[] = { |
| {ActiveXObjectW, JSGlobal_ActiveXObject, PROPF_CONSTR|1}, |
| {ArrayW, JSGlobal_Array, PROPF_CONSTR|1}, |
| {BooleanW, JSGlobal_Boolean, PROPF_CONSTR|1}, |
| {CollectGarbageW, JSGlobal_CollectGarbage, PROPF_METHOD}, |
| {DateW, JSGlobal_Date, PROPF_CONSTR|7}, |
| {EnumeratorW, JSGlobal_Enumerator, PROPF_METHOD|7}, |
| {ErrorW, JSGlobal_Error, PROPF_CONSTR|1}, |
| {EvalErrorW, JSGlobal_EvalError, PROPF_CONSTR|1}, |
| {FunctionW, JSGlobal_Function, PROPF_CONSTR|1}, |
| {_GetObjectW, JSGlobal_GetObject, PROPF_METHOD|2}, |
| {NumberW, JSGlobal_Number, PROPF_CONSTR|1}, |
| {ObjectW, JSGlobal_Object, PROPF_CONSTR|1}, |
| {RangeErrorW, JSGlobal_RangeError, PROPF_CONSTR|1}, |
| {ReferenceErrorW, JSGlobal_ReferenceError, PROPF_CONSTR|1}, |
| {RegExpW, JSGlobal_RegExp, PROPF_CONSTR|2}, |
| {ScriptEngineW, JSGlobal_ScriptEngine, PROPF_METHOD}, |
| {ScriptEngineBuildVersionW, JSGlobal_ScriptEngineBuildVersion, PROPF_METHOD}, |
| {ScriptEngineMajorVersionW, JSGlobal_ScriptEngineMajorVersion, PROPF_METHOD}, |
| {ScriptEngineMinorVersionW, JSGlobal_ScriptEngineMinorVersion, PROPF_METHOD}, |
| {StringW, JSGlobal_String, PROPF_CONSTR|1}, |
| {SyntaxErrorW, JSGlobal_SyntaxError, PROPF_CONSTR|1}, |
| {TypeErrorW, JSGlobal_TypeError, PROPF_CONSTR|1}, |
| {URIErrorW, JSGlobal_URIError, PROPF_CONSTR|1}, |
| {VBArrayW, JSGlobal_VBArray, PROPF_CONSTR|1}, |
| {decodeURIW, JSGlobal_decodeURI, PROPF_METHOD|1}, |
| {decodeURIComponentW, JSGlobal_decodeURIComponent, PROPF_METHOD|1}, |
| {encodeURIW, JSGlobal_encodeURI, PROPF_METHOD|1}, |
| {encodeURIComponentW, JSGlobal_encodeURIComponent, PROPF_METHOD|1}, |
| {escapeW, JSGlobal_escape, PROPF_METHOD|1}, |
| {evalW, JSGlobal_eval, PROPF_METHOD|1}, |
| {isFiniteW, JSGlobal_isFinite, PROPF_METHOD|1}, |
| {isNaNW, JSGlobal_isNaN, PROPF_METHOD|1}, |
| {parseFloatW, JSGlobal_parseFloat, PROPF_METHOD|1}, |
| {parseIntW, JSGlobal_parseInt, PROPF_METHOD|2}, |
| {unescapeW, JSGlobal_unescape, PROPF_METHOD|1} |
| }; |
| |
| static const builtin_info_t JSGlobal_info = { |
| JSCLASS_GLOBAL, |
| {NULL, NULL, 0}, |
| sizeof(JSGlobal_props)/sizeof(*JSGlobal_props), |
| JSGlobal_props, |
| NULL, |
| NULL |
| }; |
| |
| static HRESULT init_constructors(script_ctx_t *ctx, jsdisp_t *object_prototype) |
| { |
| HRESULT hres; |
| |
| hres = init_function_constr(ctx, object_prototype); |
| if(FAILED(hres)) |
| return hres; |
| |
| hres = create_object_constr(ctx, object_prototype, &ctx->object_constr); |
| if(FAILED(hres)) |
| return hres; |
| |
| hres = create_activex_constr(ctx, &ctx->activex_constr); |
| if(FAILED(hres)) |
| return hres; |
| |
| hres = create_array_constr(ctx, object_prototype, &ctx->array_constr); |
| if(FAILED(hres)) |
| return hres; |
| |
| hres = create_bool_constr(ctx, object_prototype, &ctx->bool_constr); |
| if(FAILED(hres)) |
| return hres; |
| |
| hres = create_date_constr(ctx, object_prototype, &ctx->date_constr); |
| if(FAILED(hres)) |
| return hres; |
| |
| hres = init_error_constr(ctx, object_prototype); |
| if(FAILED(hres)) |
| return hres; |
| |
| hres = create_number_constr(ctx, object_prototype, &ctx->number_constr); |
| if(FAILED(hres)) |
| return hres; |
| |
| hres = create_regexp_constr(ctx, object_prototype, &ctx->regexp_constr); |
| if(FAILED(hres)) |
| return hres; |
| |
| hres = create_string_constr(ctx, object_prototype, &ctx->string_constr); |
| if(FAILED(hres)) |
| return hres; |
| |
| hres = create_vbarray_constr(ctx, object_prototype, &ctx->vbarray_constr); |
| if(FAILED(hres)) |
| return hres; |
| |
| return S_OK; |
| } |
| |
| HRESULT init_global(script_ctx_t *ctx) |
| { |
| jsdisp_t *math, *object_prototype; |
| VARIANT var; |
| HRESULT hres; |
| |
| if(ctx->global) |
| return S_OK; |
| |
| hres = create_object_prototype(ctx, &object_prototype); |
| if(FAILED(hres)) |
| return hres; |
| |
| hres = init_constructors(ctx, object_prototype); |
| jsdisp_release(object_prototype); |
| if(FAILED(hres)) |
| return hres; |
| |
| hres = create_dispex(ctx, &JSGlobal_info, NULL, &ctx->global); |
| if(FAILED(hres)) |
| return hres; |
| |
| hres = create_math(ctx, &math); |
| if(FAILED(hres)) |
| return hres; |
| |
| var_set_jsdisp(&var, math); |
| hres = jsdisp_propput_name(ctx->global, MathW, &var, NULL/*FIXME*/, NULL/*FIXME*/); |
| jsdisp_release(math); |
| if(FAILED(hres)) |
| return hres; |
| |
| V_VT(&var) = VT_EMPTY; |
| hres = jsdisp_propput_name(ctx->global, undefinedW, &var, NULL/*FIXME*/, NULL/*FIXME*/); |
| if(FAILED(hres)) |
| return hres; |
| |
| num_set_nan(&var); |
| hres = jsdisp_propput_name(ctx->global, NaNW, &var, NULL/*FIXME*/, NULL/*FIXME*/); |
| if(FAILED(hres)) |
| return hres; |
| |
| num_set_inf(&var, TRUE); |
| hres = jsdisp_propput_name(ctx->global, InfinityW, &var, NULL/*FIXME*/, NULL/*FIXME*/); |
| return hres; |
| } |
