diff options
Diffstat (limited to 'WebCore/bindings/v8/V8NPUtils.cpp')
| -rw-r--r-- | WebCore/bindings/v8/V8NPUtils.cpp | 170 |
1 files changed, 0 insertions, 170 deletions
diff --git a/WebCore/bindings/v8/V8NPUtils.cpp b/WebCore/bindings/v8/V8NPUtils.cpp deleted file mode 100644 index 250ee5b..0000000 --- a/WebCore/bindings/v8/V8NPUtils.cpp +++ /dev/null @@ -1,170 +0,0 @@ -/* - * Copyright (C) 2008, 2009 Google 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: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * 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. - * * Neither the name of Google Inc. nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "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 THE COPYRIGHT - * OWNER 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" -#include "V8NPUtils.h" - -#include "DOMWindow.h" -#include "Frame.h" -#include "PlatformString.h" -#include "npruntime_impl.h" -#include "npruntime_priv.h" -#include "NPV8Object.h" -#include "V8NPObject.h" -#include "V8Proxy.h" - -namespace WebCore { - -void convertV8ObjectToNPVariant(v8::Local<v8::Value> object, NPObject* owner, NPVariant* result) -{ - VOID_TO_NPVARIANT(*result); - - // It is really the caller's responsibility to deal with the empty handle case because there could be different actions to - // take in different contexts. - ASSERT(!object.IsEmpty()); - - if (object.IsEmpty()) - return; - - if (object->IsNumber()) - DOUBLE_TO_NPVARIANT(object->NumberValue(), *result); - else if (object->IsBoolean()) - BOOLEAN_TO_NPVARIANT(object->BooleanValue(), *result); - else if (object->IsNull()) - NULL_TO_NPVARIANT(*result); - else if (object->IsUndefined()) - VOID_TO_NPVARIANT(*result); - else if (object->IsString()) { - v8::String::Utf8Value utf8(object); - int length = utf8.length() + 1; - char* utf8Chars = reinterpret_cast<char*>(malloc(length)); - memcpy(utf8Chars, *utf8, length); - STRINGN_TO_NPVARIANT(utf8Chars, utf8.length(), *result); - } else if (object->IsObject()) { - DOMWindow* window = V8Proxy::retrieveWindow(V8Proxy::currentContext()); - NPObject* npobject = npCreateV8ScriptObject(0, v8::Handle<v8::Object>::Cast(object), window); - if (npobject) - _NPN_RegisterObject(npobject, owner); - OBJECT_TO_NPVARIANT(npobject, *result); - } -} - -v8::Handle<v8::Value> convertNPVariantToV8Object(const NPVariant* variant, NPObject* npobject) -{ - NPVariantType type = variant->type; - - switch (type) { - case NPVariantType_Int32: - return v8::Integer::New(NPVARIANT_TO_INT32(*variant)); - case NPVariantType_Double: - return v8::Number::New(NPVARIANT_TO_DOUBLE(*variant)); - case NPVariantType_Bool: - return NPVARIANT_TO_BOOLEAN(*variant) ? v8::True() : v8::False(); - case NPVariantType_Null: - return v8::Null(); - case NPVariantType_Void: - return v8::Undefined(); - case NPVariantType_String: { - NPString src = NPVARIANT_TO_STRING(*variant); - return v8::String::New(src.UTF8Characters, src.UTF8Length); - } - case NPVariantType_Object: { - NPObject* obj = NPVARIANT_TO_OBJECT(*variant); - if (obj->_class == npScriptObjectClass) - return reinterpret_cast<V8NPObject*>(obj)->v8Object; - return createV8ObjectForNPObject(obj, npobject); - } - default: - return v8::Undefined(); - } -} - -// Helper function to create an NPN String Identifier from a v8 string. -NPIdentifier getStringIdentifier(v8::Handle<v8::String> str) -{ - const int kStackBufferSize = 100; - - int bufferLength = str->Utf8Length() + 1; - if (bufferLength <= kStackBufferSize) { - // Use local stack buffer to avoid heap allocations for small strings. Here we should only use the stack space for - // stackBuffer when it's used, not when we use the heap. - // - // WriteUtf8 is guaranteed to generate a null-terminated string because bufferLength is constructed to be one greater - // than the string length. - char stackBuffer[kStackBufferSize]; - str->WriteUtf8(stackBuffer, bufferLength); - return _NPN_GetStringIdentifier(stackBuffer); - } - - v8::String::Utf8Value utf8(str); - return _NPN_GetStringIdentifier(*utf8); -} - -struct ExceptionHandlerInfo { - ExceptionHandlerInfo* previous; - ExceptionHandler handler; - void* data; -}; - -static ExceptionHandlerInfo* topHandler; - -void pushExceptionHandler(ExceptionHandler handler, void* data) -{ - ExceptionHandlerInfo* info = new ExceptionHandlerInfo; - info->previous = topHandler; - info->handler = handler; - info->data = data; - topHandler = info; -} - -void popExceptionHandler() -{ - ASSERT(topHandler); - ExceptionHandlerInfo* doomed = topHandler; - topHandler = topHandler->previous; - delete doomed; -} - -ExceptionCatcher::ExceptionCatcher() -{ - if (!topHandler) - m_tryCatch.SetVerbose(true); -} - -ExceptionCatcher::~ExceptionCatcher() -{ - if (!m_tryCatch.HasCaught()) - return; - - if (topHandler) - topHandler->handler(topHandler->data, *v8::String::Utf8Value(m_tryCatch.Exception())); -} - -} // namespace WebCore |