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Sweden-Number/dlls/jscript/global.c

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/*
* 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);
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 RegExpErrorW[] = {'R','e','g','E','x','p','E','r','r','o','r',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 JSONW[] = {'J','S','O','N',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 JSGlobal_escape(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsstr_t *ret_str, *str;
const WCHAR *ptr, *buf;
DWORD len = 0;
WCHAR *ret;
HRESULT hres;
TRACE("\n");
if(!argc) {
if(r)
*r = jsval_string(jsstr_undefined());
return S_OK;
}
hres = to_flat_string(ctx, argv[0], &str, &buf);
if(FAILED(hres))
return hres;
for(ptr = buf; *ptr; ptr++) {
if(*ptr > 0xff)
len += 6;
else if(is_ecma_nonblank(*ptr))
len++;
else
len += 3;
}
ret_str = jsstr_alloc_buf(len, &ret);
if(!ret_str) {
jsstr_release(str);
return E_OUTOFMEMORY;
}
len = 0;
for(ptr = buf; *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);
}
}
jsstr_release(str);
if(r)
*r = jsval_string(ret_str);
else
jsstr_release(ret_str);
return S_OK;
}
/* ECMA-262 3rd Edition 15.1.2.1 */
HRESULT JSGlobal_eval(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
call_frame_t *frame;
DWORD exec_flags = EXEC_EVAL;
bytecode_t *code;
const WCHAR *src;
HRESULT hres;
TRACE("\n");
if(!argc) {
if(r)
*r = jsval_undefined();
return S_OK;
}
if(!is_string(argv[0])) {
if(r)
return jsval_copy(argv[0], r);
return S_OK;
}
if(!(frame = ctx->call_ctx)) {
FIXME("No active exec_ctx\n");
return E_UNEXPECTED;
}
src = jsstr_flatten(get_string(argv[0]));
if(!src)
return E_OUTOFMEMORY;
TRACE("parsing %s\n", debugstr_jsval(argv[0]));
hres = compile_script(ctx, src, NULL, NULL, TRUE, FALSE, &code);
if(FAILED(hres)) {
WARN("parse (%s) failed: %08x\n", debugstr_jsval(argv[0]), hres);
return throw_syntax_error(ctx, hres, NULL);
}
if(frame->flags & EXEC_GLOBAL)
exec_flags |= EXEC_GLOBAL;
if(flags & DISPATCH_JSCRIPT_CALLEREXECSSOURCE)
exec_flags |= EXEC_RETURN_TO_INTERP;
hres = exec_source(ctx, exec_flags, code, &code->global_code, frame->scope,
frame->this_obj, NULL, frame->variable_obj, 0, NULL, r);
release_bytecode(code);
return hres;
}
static HRESULT JSGlobal_isNaN(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
BOOL ret = TRUE;
double n;
HRESULT hres;
TRACE("\n");
if(argc) {
hres = to_number(ctx, argv[0], &n);
if(FAILED(hres))
return hres;
if(!isnan(n))
ret = FALSE;
}
if(r)
*r = jsval_bool(ret);
return S_OK;
}
static HRESULT JSGlobal_isFinite(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
BOOL ret = FALSE;
HRESULT hres;
TRACE("\n");
if(argc) {
double n;
hres = to_number(ctx, argv[0], &n);
if(FAILED(hres))
return hres;
ret = is_finite(n);
}
if(r)
*r = jsval_bool(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, unsigned argc, jsval_t *argv,
jsval_t *r)
{
BOOL neg = FALSE, empty = TRUE;
const WCHAR *ptr;
DOUBLE ret = 0.0;
INT radix=0, i;
jsstr_t *str;
HRESULT hres;
if(!argc) {
if(r)
*r = jsval_number(NAN);
return S_OK;
}
if(argc >= 2) {
hres = to_int32(ctx, argv[1], &radix);
if(FAILED(hres))
return hres;
if(radix && (radix < 2 || radix > 36)) {
WARN("radix %d out of range\n", radix);
if(r)
*r = jsval_number(NAN);
return S_OK;
}
}
hres = to_flat_string(ctx, argv[0], &str, &ptr);
if(FAILED(hres))
return hres;
while(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;
}
jsstr_release(str);
if(neg)
ret = -ret;
if(r)
*r = jsval_number(ret);
return S_OK;
}
static HRESULT JSGlobal_parseFloat(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
LONGLONG d = 0, hlp;
jsstr_t *val_str;
int exp = 0;
const WCHAR *str;
BOOL ret_nan = TRUE, positive = TRUE;
HRESULT hres;
if(!argc) {
if(r)
*r = jsval_number(NAN);
return S_OK;
}
hres = to_flat_string(ctx, argv[0], &val_str, &str);
if(FAILED(hres))
return hres;
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>MAXLONGLONG/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>MAXLONGLONG/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;
}
jsstr_release(val_str);
if(ret_nan) {
if(r)
*r = jsval_number(NAN);
return S_OK;
}
if(!positive)
d = -d;
if(r)
*r = jsval_number(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, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsstr_t *ret_str, *str;
const WCHAR *ptr, *buf;
DWORD len = 0;
WCHAR *ret;
HRESULT hres;
TRACE("\n");
if(!argc) {
if(r)
*r = jsval_string(jsstr_undefined());
return S_OK;
}
hres = to_flat_string(ctx, argv[0], &str, &buf);
if(FAILED(hres))
return hres;
for(ptr = buf; *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_str = jsstr_alloc_buf(len, &ret);
if(!ret_str) {
jsstr_release(str);
return E_OUTOFMEMORY;
}
len = 0;
for(ptr = buf; *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++;
}
jsstr_release(str);
if(r)
*r = jsval_string(ret_str);
else
jsstr_release(ret_str);
return S_OK;
}
static HRESULT JSGlobal_GetObject(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT JSGlobal_ScriptEngine(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
static const WCHAR JScriptW[] = {'J','S','c','r','i','p','t',0};
TRACE("\n");
if(r) {
jsstr_t *ret;
ret = jsstr_alloc(JScriptW);
if(!ret)
return E_OUTOFMEMORY;
*r = jsval_string(ret);
}
return S_OK;
}
static HRESULT JSGlobal_ScriptEngineMajorVersion(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
TRACE("\n");
if(r)
*r = jsval_number(JSCRIPT_MAJOR_VERSION);
return S_OK;
}
static HRESULT JSGlobal_ScriptEngineMinorVersion(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
TRACE("\n");
if(r)
*r = jsval_number(JSCRIPT_MINOR_VERSION);
return S_OK;
}
static HRESULT JSGlobal_ScriptEngineBuildVersion(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
TRACE("\n");
if(r)
*r = jsval_number(JSCRIPT_BUILD_VERSION);
return S_OK;
}
static HRESULT JSGlobal_CollectGarbage(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
static int once = 0;
if (!once++)
FIXME(": stub\n");
return S_OK;
}
static HRESULT JSGlobal_encodeURI(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
const WCHAR *ptr, *uri;
jsstr_t *str, *ret;
DWORD len = 0, i;
char buf[4];
WCHAR *rptr;
HRESULT hres;
TRACE("\n");
if(!argc) {
if(r)
*r = jsval_string(jsstr_undefined());
return S_OK;
}
hres = to_flat_string(ctx, argv[0], &str, &uri);
if(FAILED(hres))
return hres;
for(ptr = uri; *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) {
jsstr_release(str);
return throw_uri_error(ctx, JS_E_INVALID_URI_CHAR, NULL);
}
len += i;
}
}
ret = jsstr_alloc_buf(len, &rptr);
if(!ret) {
jsstr_release(str);
return E_OUTOFMEMORY;
}
for(ptr = uri; *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_jsstr(str), debugstr_jsstr(ret));
jsstr_release(str);
if(r)
*r = jsval_string(ret);
else
jsstr_release(ret);
return S_OK;
}
static HRESULT JSGlobal_decodeURI(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
const WCHAR *ptr, *uri;
jsstr_t *str, *ret_str;
unsigned len = 0;
int i, val, res;
WCHAR *ret;
char buf[4];
WCHAR out;
HRESULT hres;
TRACE("\n");
if(!argc) {
if(r)
*r = jsval_string(jsstr_undefined());
return S_OK;
}
hres = to_flat_string(ctx, argv[0], &str, &uri);
if(FAILED(hres))
return hres;
for(ptr = uri; *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) {
jsstr_release(str);
return throw_uri_error(ctx, JS_E_INVALID_URI_CODING, NULL);
}
ptr += i*3+2;
len++;
}
}
ret_str = jsstr_alloc_buf(len, &ret);
if(!ret_str) {
jsstr_release(str);
return E_OUTOFMEMORY;
}
for(ptr = uri; *ptr; ptr++) {
if(*ptr != '%') {
*ret++ = *ptr;
}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, 1);
if(res)
break;
}
ptr += i*3+2;
ret++;
}
}
TRACE("%s -> %s\n", debugstr_jsstr(str), debugstr_jsstr(ret_str));
jsstr_release(str);
if(r)
*r = jsval_string(ret_str);
else
jsstr_release(ret_str);
return S_OK;
}
static HRESULT JSGlobal_encodeURIComponent(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
jsstr_t *str, *ret_str;
char buf[4];
const WCHAR *ptr, *uri;
DWORD len = 0, size, i;
WCHAR *ret;
HRESULT hres;
TRACE("\n");
if(!argc) {
if(r)
*r = jsval_string(jsstr_undefined());
return S_OK;
}
hres = to_flat_string(ctx, argv[0], &str, &uri);
if(FAILED(hres))
return hres;
for(ptr = uri; *ptr; ptr++) {
if(is_uri_unescaped(*ptr))
len++;
else {
size = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, NULL, 0, NULL, NULL);
if(!size) {
jsstr_release(str);
return throw_uri_error(ctx, JS_E_INVALID_URI_CHAR, NULL);
}
len += size*3;
}
}
ret_str = jsstr_alloc_buf(len, &ret);
if(!ret_str) {
jsstr_release(str);
return E_OUTOFMEMORY;
}
for(ptr = uri; *ptr; ptr++) {
if(is_uri_unescaped(*ptr)) {
*ret++ = *ptr;
}else {
size = WideCharToMultiByte(CP_UTF8, 0, ptr, 1, buf, sizeof(buf), NULL, NULL);
for(i=0; i<size; i++) {
*ret++ = '%';
*ret++ = int_to_char((BYTE)buf[i] >> 4);
*ret++ = int_to_char(buf[i] & 0x0f);
}
}
}
jsstr_release(str);
if(r)
*r = jsval_string(ret_str);
else
jsstr_release(ret_str);
return S_OK;
}
/* ECMA-262 3rd Edition 15.1.3.2 */
static HRESULT JSGlobal_decodeURIComponent(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
const WCHAR *ptr, *uri;
jsstr_t *str, *ret;
WCHAR *out_ptr;
DWORD len = 0;
HRESULT hres;
TRACE("\n");
if(!argc) {
if(r)
*r = jsval_string(jsstr_undefined());
return S_OK;
}
hres = to_flat_string(ctx, argv[0], &str, &uri);
if(FAILED(hres))
return hres;
ptr = uri;
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");
jsstr_release(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");
jsstr_release(str);
return E_FAIL;
}
for(i = 1; i < num_bytes; ++i) {
if(*ptr != '%'){
FIXME("Throw URIError: Incomplete UTF sequence\n");
jsstr_release(str);
return E_FAIL;
}
if(hex_to_int(*(ptr+1)) < 0 || hex_to_int(*(ptr+2)) < 0) {
FIXME("Throw URIError: Invalid hex sequence\n");
jsstr_release(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");
jsstr_release(str);
return E_FAIL;
}
len += size;
}else {
++ptr;
++len;
}
}
ret = jsstr_alloc_buf(len, &out_ptr);
if(!ret) {
jsstr_release(str);
return E_OUTOFMEMORY;
}
ptr = uri;
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;
}
}
jsstr_release(str);
if(r)
*r = jsval_string(ret);
else
jsstr_release(ret);
return S_OK;
}
static const builtin_prop_t JSGlobal_props[] = {
{CollectGarbageW, JSGlobal_CollectGarbage, PROPF_METHOD},
{_GetObjectW, JSGlobal_GetObject, PROPF_METHOD|2},
{ScriptEngineW, JSGlobal_ScriptEngine, PROPF_METHOD},
{ScriptEngineBuildVersionW, JSGlobal_ScriptEngineBuildVersion, PROPF_METHOD},
{ScriptEngineMajorVersionW, JSGlobal_ScriptEngineMajorVersion, PROPF_METHOD},
{ScriptEngineMinorVersionW, JSGlobal_ScriptEngineMinorVersion, PROPF_METHOD},
{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},
ARRAY_SIZE(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 = jsdisp_define_data_property(ctx->global, FunctionW, PROPF_WRITABLE,
jsval_obj(ctx->function_constr));
if(FAILED(hres))
return hres;
hres = create_object_constr(ctx, object_prototype, &ctx->object_constr);
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, ObjectW, PROPF_WRITABLE,
jsval_obj(ctx->object_constr));
if(FAILED(hres))
return hres;
hres = create_array_constr(ctx, object_prototype, &ctx->array_constr);
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, ArrayW, PROPF_WRITABLE,
jsval_obj(ctx->array_constr));
if(FAILED(hres))
return hres;
hres = create_bool_constr(ctx, object_prototype, &ctx->bool_constr);
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, BooleanW, PROPF_WRITABLE,
jsval_obj(ctx->bool_constr));
if(FAILED(hres))
return hres;
hres = create_date_constr(ctx, object_prototype, &ctx->date_constr);
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, DateW, PROPF_WRITABLE,
jsval_obj(ctx->date_constr));
if(FAILED(hres))
return hres;
hres = create_enumerator_constr(ctx, object_prototype, &ctx->enumerator_constr);
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, EnumeratorW, PROPF_WRITABLE,
jsval_obj(ctx->enumerator_constr));
if(FAILED(hres))
return hres;
hres = init_error_constr(ctx, object_prototype);
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, ErrorW, PROPF_WRITABLE,
jsval_obj(ctx->error_constr));
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, EvalErrorW, PROPF_WRITABLE,
jsval_obj(ctx->eval_error_constr));
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, RangeErrorW, PROPF_WRITABLE,
jsval_obj(ctx->range_error_constr));
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, ReferenceErrorW, PROPF_WRITABLE,
jsval_obj(ctx->reference_error_constr));
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, RegExpErrorW, PROPF_WRITABLE,
jsval_obj(ctx->regexp_error_constr));
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, SyntaxErrorW, PROPF_WRITABLE,
jsval_obj(ctx->syntax_error_constr));
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, TypeErrorW, PROPF_WRITABLE,
jsval_obj(ctx->type_error_constr));
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, URIErrorW, PROPF_WRITABLE,
jsval_obj(ctx->uri_error_constr));
if(FAILED(hres))
return hres;
hres = create_number_constr(ctx, object_prototype, &ctx->number_constr);
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, NumberW, PROPF_WRITABLE,
jsval_obj(ctx->number_constr));
if(FAILED(hres))
return hres;
hres = create_regexp_constr(ctx, object_prototype, &ctx->regexp_constr);
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, RegExpW, PROPF_WRITABLE,
jsval_obj(ctx->regexp_constr));
if(FAILED(hres))
return hres;
hres = create_string_constr(ctx, object_prototype, &ctx->string_constr);
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, StringW, PROPF_WRITABLE,
jsval_obj(ctx->string_constr));
if(FAILED(hres))
return hres;
hres = create_vbarray_constr(ctx, object_prototype, &ctx->vbarray_constr);
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, VBArrayW, PROPF_WRITABLE,
jsval_obj(ctx->vbarray_constr));
if(FAILED(hres))
return hres;
return S_OK;
}
HRESULT init_global(script_ctx_t *ctx)
{
unsigned const_flags = ctx->version >= SCRIPTLANGUAGEVERSION_ES5 ? 0 : PROPF_WRITABLE;
jsdisp_t *math, *object_prototype, *constr;
HRESULT hres;
if(ctx->global)
return S_OK;
hres = create_dispex(ctx, &JSGlobal_info, NULL, &ctx->global);
if(FAILED(hres))
return hres;
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_math(ctx, &math);
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, MathW, PROPF_WRITABLE, jsval_obj(math));
jsdisp_release(math);
if(FAILED(hres))
return hres;
if(ctx->version >= 2) {
jsdisp_t *json;
hres = create_json(ctx, &json);
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, JSONW, PROPF_WRITABLE, jsval_obj(json));
jsdisp_release(json);
if(FAILED(hres))
return hres;
}
hres = create_activex_constr(ctx, &constr);
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, ActiveXObjectW, PROPF_WRITABLE,
jsval_obj(constr));
jsdisp_release(constr);
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, undefinedW, const_flags, jsval_undefined());
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, NaNW, const_flags, jsval_number(NAN));
if(FAILED(hres))
return hres;
hres = jsdisp_define_data_property(ctx->global, InfinityW, const_flags, jsval_number(INFINITY));
return hres;
}
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