/* * 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 non-blank 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) { if(flags != DISPATCH_PROPERTYGET) return jsdisp_call_value(constr, flags, dp, retv, ei); 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) { TRACE("\n"); return constructor_call(ctx->array_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_Boolean(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->bool_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_Date(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->date_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_Error(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->error_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_EvalError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->eval_error_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_RangeError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->range_error_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_ReferenceError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->reference_error_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_SyntaxError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->syntax_error_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_TypeError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->type_error_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_URIError(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->uri_error_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_Function(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->function_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_Number(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->number_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_Object(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->object_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_String(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->string_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_RegExp(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->regexp_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_ActiveXObject(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->activex_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_VBArray(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { TRACE("\n"); return constructor_call(ctx->vbarray_constr, flags, dp, retv, ei); } static HRESULT JSGlobal_Enumerator(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { 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) { 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) { bytecode_t *code; 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 = compile_script(ctx, V_BSTR(arg), NULL, TRUE, FALSE, &code); 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, code, &code->global_code, TRUE, ei, retv); release_bytecode(code); return hres; } static HRESULT JSGlobal_isNaN(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { VARIANT_BOOL ret = VARIANT_TRUE; double n; HRESULT hres; TRACE("\n"); if(arg_cnt(dp)) { hres = to_number(ctx, get_arg(dp,0), ei, &n); if(FAILED(hres)) return hres; if(!isnan(n)) ret = VARIANT_FALSE; } 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) { VARIANT_BOOL ret = VARIANT_FALSE; HRESULT hres; TRACE("\n"); if(arg_cnt(dp)) { double n; hres = to_number(ctx, get_arg(dp,0), ei, &n); if(FAILED(hres)) return hres; if(!isinf(n) && !isnan(n)) 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) { BOOL neg = FALSE, empty = TRUE; DOUBLE ret = 0.0; INT radix=0, i; WCHAR *ptr; BSTR str; HRESULT hres; if(!arg_cnt(dp)) { if(retv) num_set_val(retv, NAN); 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 < 2 || radix > 36)) { WARN("radix %d out of range\n", radix); if(retv) num_set_val(retv, NAN); return S_OK; } } 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; } if(!radix) { if(*ptr == '0') { if(ptr[1] == 'x' || ptr[1] == 'X') { radix = 16; ptr += 2; }else { radix = 8; ptr++; empty = FALSE; } }else { radix = 10; } } i = char_to_int(*ptr++); if(i < radix) { do { ret = ret*radix + i; i = char_to_int(*ptr++); }while(i < radix); }else if(empty) { ret = NAN; } 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) { 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_val(retv, NAN); 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_val(retv, NAN); return S_OK; } V_VT(retv) = VT_R8; if(!positive) d = -d; V_R8(retv) = (exp>0 ? d*pow(10, exp) : 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) { 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) { 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) { 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) { 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) { 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) { 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) { 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) { 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); } } } TRACE("%s -> %s\n", debugstr_w(str), debugstr_w(ret)); SysFreeString(str); 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) { BSTR str, ret; WCHAR *ptr; int i, len = 0, val, res; char buf[4]; WCHAR out; 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 != '%') { len++; }else { res = 0; for(i=0; i<4; i++) { if(ptr[i*3]!='%' || hex_to_int(ptr[i*3+1])==-1 || (val=hex_to_int(ptr[i*3+2]))==-1) break; val += hex_to_int(ptr[i*3+1])<<4; buf[i] = val; res = MultiByteToWideChar(CP_UTF8, 0, buf, i+1, &out, 1); if(res) break; } if(!res) { SysFreeString(str); return throw_uri_error(ctx, ei, JS_E_INVALID_URI_CODING, NULL); } ptr += i*3+2; len++; } } ret = SysAllocStringLen(NULL, len); if(!ret) { SysFreeString(str); return E_OUTOFMEMORY; } len = 0; for(ptr=str; *ptr; ptr++) { if(*ptr != '%') { ret[len] = *ptr; len++; }else { for(i=0; i<4; i++) { if(ptr[i*3]!='%' || hex_to_int(ptr[i*3+1])==-1 || (val=hex_to_int(ptr[i*3+2]))==-1) break; val += hex_to_int(ptr[i*3+1])<<4; buf[i] = val; res = MultiByteToWideChar(CP_UTF8, 0, buf, i+1, ret+len, 1); if(res) break; } ptr += i*3+2; len++; } } TRACE("%s -> %s\n", debugstr_w(str), debugstr_w(ret)); SysFreeString(str); if(retv) { V_VT(retv) = VT_BSTR; V_BSTR(retv) = ret; }else { SysFreeString(ret); } return S_OK; } static HRESULT JSGlobal_encodeURIComponent(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei) { 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); return throw_uri_error(ctx, ei, JS_E_INVALID_URI_CHAR, NULL); } 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) { 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*/); jsdisp_release(math); if(FAILED(hres)) return hres; V_VT(&var) = VT_EMPTY; hres = jsdisp_propput_name(ctx->global, undefinedW, &var, NULL/*FIXME*/); if(FAILED(hres)) return hres; num_set_val(&var, NAN); hres = jsdisp_propput_name(ctx->global, NaNW, &var, NULL/*FIXME*/); if(FAILED(hres)) return hres; num_set_inf(&var, TRUE); hres = jsdisp_propput_name(ctx->global, InfinityW, &var, NULL/*FIXME*/); return hres; }