1 files changed, 406 insertions, 0 deletions
diff --git a/JavaScriptCore/bindings/NP_jsobject.cpp b/JavaScriptCore/bindings/NP_jsobject.cpp
new file mode 100644
index 0000000..059b5df
--- /dev/null
+++ b/JavaScriptCore/bindings/NP_jsobject.cpp
@@ -0,0 +1,406 @@
+/*
+ * Copyright (C) 2004, 2006 Apple Computer, Inc.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#include "config.h"
+
+#if !PLATFORM(DARWIN) || !defined(__LP64__)
+
+#include "NP_jsobject.h"
+
+#include "JSGlobalObject.h"
+#include "PropertyNameArray.h"
+#include "c_utility.h"
+#include "interpreter.h"
+#include "npruntime_impl.h"
+#include "npruntime_priv.h"
+#include "object.h"
+#include "runtime_root.h"
+
+using namespace KJS;
+using namespace KJS::Bindings;
+
+static void getListFromVariantArgs(ExecState* exec, const NPVariant* args, unsigned argCount, RootObject* rootObject, List& aList)
+{
+    for (unsigned i = 0; i < argCount; i++)
+        aList.append(convertNPVariantToValue(exec, &args[i], rootObject));
+}
+
+static NPObject* jsAllocate(NPP, NPClass*)
+{
+    return (NPObject*)malloc(sizeof(JavaScriptObject));
+}
+
+static void jsDeallocate(NPObject* npObj)
+{
+    JavaScriptObject* obj = (JavaScriptObject*)npObj;
+
+    if (obj->rootObject && obj->rootObject->isValid())
+        obj->rootObject->gcUnprotect(obj->imp);
+
+    if (obj->rootObject)
+        obj->rootObject->deref();
+
+    free(obj);
+}
+
+static NPClass javascriptClass = { 1, jsAllocate, jsDeallocate, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
+static NPClass noScriptClass = { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
+
+NPClass* NPScriptObjectClass = &javascriptClass;
+static NPClass* NPNoScriptObjectClass = &noScriptClass;
+
+NPObject* _NPN_CreateScriptObject(NPP npp, JSObject* imp, PassRefPtr<RootObject> rootObject)
+{
+    JavaScriptObject* obj = (JavaScriptObject*)_NPN_CreateObject(npp, NPScriptObjectClass);
+
+    obj->rootObject = rootObject.releaseRef();
+
+    if (obj->rootObject)
+        obj->rootObject->gcProtect(imp);
+    obj->imp = imp;
+
+    return (NPObject*)obj;
+}
+
+NPObject *_NPN_CreateNoScriptObject(void)
+{
+    return _NPN_CreateObject(0, NPNoScriptObjectClass);
+}
+
+bool _NPN_InvokeDefault(NPP, NPObject* o, const NPVariant* args, uint32_t argCount, NPVariant* result)
+{
+    if (o->_class == NPScriptObjectClass) {
+        JavaScriptObject* obj = (JavaScriptObject*)o; 
+        
+        VOID_TO_NPVARIANT(*result);
+        
+        // Lookup the function object.
+        RootObject* rootObject = obj->rootObject;
+        if (!rootObject || !rootObject->isValid())
+            return false;
+        
+        ExecState* exec = rootObject->globalObject()->globalExec();
+        JSLock lock;
+        
+        // Call the function object.
+        JSObject *funcImp = static_cast<JSObject*>(obj->imp);
+        if (!funcImp->implementsCall())
+            return false;
+        
+        List argList;
+        getListFromVariantArgs(exec, args, argCount, rootObject, argList);
+        rootObject->globalObject()->startTimeoutCheck();
+        JSValue *resultV = funcImp->call (exec, funcImp, argList);
+        rootObject->globalObject()->stopTimeoutCheck();
+
+        // Convert and return the result of the function call.
+        convertValueToNPVariant(exec, resultV, result);
+        return true;        
+    }
+
+    if (o->_class->invokeDefault)
+        return o->_class->invokeDefault(o, args, argCount, result);    
+    VOID_TO_NPVARIANT(*result);
+    return true;
+}
+
+bool _NPN_Invoke(NPP npp, NPObject* o, NPIdentifier methodName, const NPVariant* args, uint32_t argCount, NPVariant* result)
+{
+    if (o->_class == NPScriptObjectClass) {
+        JavaScriptObject* obj = (JavaScriptObject*)o; 
+
+        PrivateIdentifier* i = (PrivateIdentifier*)methodName;
+        if (!i->isString)
+            return false;
+
+        // Special case the "eval" method.
+        if (methodName == _NPN_GetStringIdentifier("eval")) {
+            if (argCount != 1)
+                return false;
+            if (args[0].type != NPVariantType_String)
+                return false;
+            return _NPN_Evaluate(npp, o, (NPString *)&args[0].value.stringValue, result);
+        }
+
+        // Lookup the function object.
+        RootObject* rootObject = obj->rootObject;
+        if (!rootObject || !rootObject->isValid())
+            return false;
+
+        ExecState* exec = rootObject->globalObject()->globalExec();
+        JSLock lock;
+        JSValue* func = obj->imp->get(exec, identifierFromNPIdentifier(i->value.string));
+        if (func->isNull()) {
+            NULL_TO_NPVARIANT(*result);
+            return false;
+        } 
+        if (func->isUndefined()) {
+            VOID_TO_NPVARIANT(*result);
+            return false;
+        }
+        // Call the function object.
+        JSObject *funcImp = static_cast<JSObject*>(func);
+        JSObject *thisObj = const_cast<JSObject*>(obj->imp);
+        List argList;
+        getListFromVariantArgs(exec, args, argCount, rootObject, argList);
+        rootObject->globalObject()->startTimeoutCheck();
+        JSValue *resultV = funcImp->call (exec, thisObj, argList);
+        rootObject->globalObject()->stopTimeoutCheck();
+
+        // Convert and return the result of the function call.
+        convertValueToNPVariant(exec, resultV, result);
+        return true;
+    }
+
+    if (o->_class->invoke)
+        return o->_class->invoke(o, methodName, args, argCount, result);
+    
+    VOID_TO_NPVARIANT(*result);
+    return true;
+}
+
+bool _NPN_Evaluate(NPP, NPObject* o, NPString* s, NPVariant* variant)
+{
+    if (o->_class == NPScriptObjectClass) {
+        JavaScriptObject* obj = (JavaScriptObject*)o; 
+
+        RootObject* rootObject = obj->rootObject;
+        if (!rootObject || !rootObject->isValid())
+            return false;
+
+        ExecState* exec = rootObject->globalObject()->globalExec();
+        
+        JSLock lock;
+        NPUTF16* scriptString;
+        unsigned int UTF16Length;
+        convertNPStringToUTF16(s, &scriptString, &UTF16Length); // requires free() of returned memory
+        rootObject->globalObject()->startTimeoutCheck();
+        Completion completion = Interpreter::evaluate(rootObject->globalObject()->globalExec(), UString(), 0, UString(reinterpret_cast<const UChar*>(scriptString), UTF16Length));
+        rootObject->globalObject()->stopTimeoutCheck();
+        ComplType type = completion.complType();
+        
+        JSValue* result;
+        if (type == Normal) {
+            result = completion.value();
+            if (!result)
+                result = jsUndefined();
+        } else
+            result = jsUndefined();
+
+        free(scriptString);
+
+        convertValueToNPVariant(exec, result, variant);
+    
+        return true;
+    }
+
+    VOID_TO_NPVARIANT(*variant);
+    return false;
+}
+
+bool _NPN_GetProperty(NPP, NPObject* o, NPIdentifier propertyName, NPVariant* variant)
+{
+    if (o->_class == NPScriptObjectClass) {
+        JavaScriptObject* obj = (JavaScriptObject*)o; 
+
+        RootObject* rootObject = obj->rootObject;
+        if (!rootObject || !rootObject->isValid())
+            return false;
+
+        ExecState* exec = rootObject->globalObject()->globalExec();
+        PrivateIdentifier* i = (PrivateIdentifier*)propertyName;
+        
+        JSLock lock;
+        JSValue *result;
+        if (i->isString)
+            result = obj->imp->get(exec, identifierFromNPIdentifier(i->value.string));
+        else
+            result = obj->imp->get(exec, i->value.number);
+
+        convertValueToNPVariant(exec, result, variant);
+        return true;
+    }
+
+    if (o->_class->hasProperty && o->_class->getProperty) {
+        if (o->_class->hasProperty(o, propertyName))
+            return o->_class->getProperty(o, propertyName, variant);
+        return false;
+    }
+
+    VOID_TO_NPVARIANT(*variant);
+    return false;
+}
+
+bool _NPN_SetProperty(NPP, NPObject* o, NPIdentifier propertyName, const NPVariant* variant)
+{
+    if (o->_class == NPScriptObjectClass) {
+        JavaScriptObject* obj = (JavaScriptObject*)o; 
+
+        RootObject* rootObject = obj->rootObject;
+        if (!rootObject || !rootObject->isValid())
+            return false;
+
+        ExecState* exec = rootObject->globalObject()->globalExec();
+        JSLock lock;
+        PrivateIdentifier* i = (PrivateIdentifier*)propertyName;
+        if (i->isString)
+            obj->imp->put(exec, identifierFromNPIdentifier(i->value.string), convertNPVariantToValue(exec, variant, rootObject));
+        else
+            obj->imp->put(exec, i->value.number, convertNPVariantToValue(exec, variant, rootObject));
+        return true;
+    }
+
+    if (o->_class->setProperty)
+        return o->_class->setProperty(o, propertyName, variant);
+
+    return false;
+}
+
+bool _NPN_RemoveProperty(NPP, NPObject* o, NPIdentifier propertyName)
+{
+    if (o->_class == NPScriptObjectClass) {
+        JavaScriptObject* obj = (JavaScriptObject*)o; 
+
+        RootObject* rootObject = obj->rootObject;
+        if (!rootObject || !rootObject->isValid())
+            return false;
+
+        ExecState* exec = rootObject->globalObject()->globalExec();
+        PrivateIdentifier* i = (PrivateIdentifier*)propertyName;
+        if (i->isString) {
+            if (!obj->imp->hasProperty(exec, identifierFromNPIdentifier(i->value.string)))
+                return false;
+        } else {
+            if (!obj->imp->hasProperty(exec, i->value.number))
+                return false;
+        }
+
+        JSLock lock;
+        if (i->isString)
+            obj->imp->deleteProperty(exec, identifierFromNPIdentifier(i->value.string));
+        else
+            obj->imp->deleteProperty(exec, i->value.number);
+        
+        return true;
+    }
+    return false;
+}
+
+bool _NPN_HasProperty(NPP, NPObject* o, NPIdentifier propertyName)
+{
+    if (o->_class == NPScriptObjectClass) {
+        JavaScriptObject* obj = (JavaScriptObject*)o; 
+
+        RootObject* rootObject = obj->rootObject;
+        if (!rootObject || !rootObject->isValid())
+            return false;
+
+        ExecState* exec = rootObject->globalObject()->globalExec();
+        PrivateIdentifier* i = (PrivateIdentifier*)propertyName;
+        JSLock lock;
+        if (i->isString)
+            return obj->imp->hasProperty(exec, identifierFromNPIdentifier(i->value.string));
+        return obj->imp->hasProperty(exec, i->value.number);
+    }
+
+    if (o->_class->hasProperty)
+        return o->_class->hasProperty(o, propertyName);
+
+    return false;
+}
+
+bool _NPN_HasMethod(NPP, NPObject* o, NPIdentifier methodName)
+{
+    if (o->_class == NPScriptObjectClass) {
+        JavaScriptObject* obj = (JavaScriptObject*)o; 
+
+        PrivateIdentifier* i = (PrivateIdentifier*)methodName;
+        if (!i->isString)
+            return false;
+
+        RootObject* rootObject = obj->rootObject;
+        if (!rootObject || !rootObject->isValid())
+            return false;
+
+        ExecState* exec = rootObject->globalObject()->globalExec();
+        JSLock lock;
+        JSValue* func = obj->imp->get(exec, identifierFromNPIdentifier(i->value.string));
+        return !func->isUndefined();
+    }
+    
+    if (o->_class->hasMethod)
+        return o->_class->hasMethod(o, methodName);
+    
+    return false;
+}
+
+void _NPN_SetException(NPObject* o, const NPUTF8* message)
+{
+    if (o->_class == NPScriptObjectClass) {
+        JavaScriptObject* obj = (JavaScriptObject*)o; 
+        RootObject* rootObject = obj->rootObject;
+        if (!rootObject || !rootObject->isValid())
+            return;
+
+        ExecState* exec = rootObject->globalObject()->globalExec();
+        JSLock lock;
+        throwError(exec, GeneralError, message);
+    }
+}
+
+bool _NPN_Enumerate(NPP, NPObject *o, NPIdentifier **identifier, uint32_t *count)
+{
+    if (o->_class == NPScriptObjectClass) {
+        JavaScriptObject* obj = (JavaScriptObject*)o; 
+        
+        RootObject* rootObject = obj->rootObject;
+        if (!rootObject || !rootObject->isValid())
+            return false;
+        
+        ExecState* exec = rootObject->globalObject()->globalExec();
+        JSLock lock;
+        PropertyNameArray propertyNames;
+
+        obj->imp->getPropertyNames(exec, propertyNames);
+        unsigned size = static_cast<unsigned>(propertyNames.size());
+        // FIXME: This should really call NPN_MemAlloc but that's in WebKit
+        NPIdentifier *identifiers = static_cast<NPIdentifier*>(malloc(sizeof(NPIdentifier) * size));
+        
+        for (unsigned i = 0; i < size; i++)
+            identifiers[i] = _NPN_GetStringIdentifier(propertyNames[i].ustring().UTF8String().c_str());
+
+        *identifier = identifiers;
+        *count = size;
+        
+        return true;
+    }
+    
+    if (NP_CLASS_STRUCT_VERSION_HAS_ENUM(o->_class) && o->_class->enumerate)
+        return o->_class->enumerate(o, identifier, count);
+    
+    return false;
+}
+
+#endif