1 files changed, 208 insertions, 0 deletions
diff --git a/Source/WebCore/plugins/npapi.cpp b/Source/WebCore/plugins/npapi.cpp
new file mode 100644
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+++ b/Source/WebCore/plugins/npapi.cpp
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+/*
+ * Copyright (C) 2006, 2007 Apple 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"
+
+#include "Page.h"
+#include "PluginMainThreadScheduler.h"
+#include "PluginView.h"
+#include "npruntime_internal.h"
+
+using namespace WebCore;
+
+// The plugin view is always the ndata of the instance,. Sometimes, plug-ins will call an instance-specific function
+// with a NULL instance. To workaround this, call the last plug-in view that made a call to a plug-in.
+// Currently, the current plug-in view is only set before NPP_New in PluginView::start.
+// This specifically works around Flash and Shockwave. When we call NPP_New, they call NPN_Useragent with a NULL instance.
+static PluginView* pluginViewForInstance(NPP instance)
+{
+    if (instance && instance->ndata)
+        return static_cast<PluginView*>(instance->ndata);
+    return PluginView::currentPluginView();
+}
+
+void* NPN_MemAlloc(uint32_t size)
+{
+    return malloc(size);
+}
+
+void NPN_MemFree(void* ptr)
+{
+    free(ptr);
+}
+
+uint32_t NPN_MemFlush(uint32_t size)
+{
+    // Do nothing
+    return 0;
+}
+
+void NPN_ReloadPlugins(NPBool reloadPages)
+{
+    Page::refreshPlugins(reloadPages);
+}
+
+NPError NPN_RequestRead(NPStream* stream, NPByteRange* rangeList)
+{
+    return NPERR_STREAM_NOT_SEEKABLE;
+}
+
+NPError NPN_GetURLNotify(NPP instance, const char* url, const char* target, void* notifyData)
+{
+    return pluginViewForInstance(instance)->getURLNotify(url, target, notifyData);
+}
+
+NPError NPN_GetURL(NPP instance, const char* url, const char* target)
+{
+    return pluginViewForInstance(instance)->getURL(url, target);
+}
+
+NPError NPN_PostURLNotify(NPP instance, const char* url, const char* target, uint32_t len, const char* buf, NPBool file, void* notifyData)
+{
+    return pluginViewForInstance(instance)->postURLNotify(url, target, len, buf, file, notifyData);
+}
+
+NPError NPN_PostURL(NPP instance, const char* url, const char* target, uint32_t len, const char* buf, NPBool file)
+{
+    return pluginViewForInstance(instance)->postURL(url, target, len, buf, file);
+}
+
+NPError NPN_NewStream(NPP instance, NPMIMEType type, const char* target, NPStream** stream)
+{
+    return pluginViewForInstance(instance)->newStream(type, target, stream);
+}
+
+int32_t NPN_Write(NPP instance, NPStream* stream, int32_t len, void* buffer)
+{
+    return pluginViewForInstance(instance)->write(stream, len, buffer);
+}
+
+NPError NPN_DestroyStream(NPP instance, NPStream* stream, NPReason reason)
+{
+    return pluginViewForInstance(instance)->destroyStream(stream, reason);
+}
+
+const char* NPN_UserAgent(NPP instance)
+{
+    PluginView* view = pluginViewForInstance(instance);
+
+     if (!view)
+         return PluginView::userAgentStatic();
+ 
+    return view->userAgent();
+}
+
+void NPN_Status(NPP instance, const char* message)
+{
+    pluginViewForInstance(instance)->status(message);
+}
+
+void NPN_InvalidateRect(NPP instance, NPRect* invalidRect)
+{
+    pluginViewForInstance(instance)->invalidateRect(invalidRect);
+}
+
+void NPN_InvalidateRegion(NPP instance, NPRegion invalidRegion)
+{
+    pluginViewForInstance(instance)->invalidateRegion(invalidRegion);
+}
+
+void NPN_ForceRedraw(NPP instance)
+{
+    pluginViewForInstance(instance)->forceRedraw();
+}
+
+NPError NPN_GetValue(NPP instance, NPNVariable variable, void* value)
+{
+    PluginView* view = pluginViewForInstance(instance);
+
+     if (!view)
+         return PluginView::getValueStatic(variable, value);
+
+    return pluginViewForInstance(instance)->getValue(variable, value);
+}
+
+NPError NPN_SetValue(NPP instance, NPPVariable variable, void* value)
+{
+   return pluginViewForInstance(instance)->setValue(variable, value);
+}
+
+void* NPN_GetJavaEnv()
+{
+    // Unsupported
+    return 0;
+}
+
+void* NPN_GetJavaPeer(NPP instance)
+{
+    // Unsupported
+    return 0;
+}
+
+void NPN_PushPopupsEnabledState(NPP instance, NPBool enabled)
+{
+    pluginViewForInstance(instance)->pushPopupsEnabledState(enabled);
+}
+
+void NPN_PopPopupsEnabledState(NPP instance)
+{
+    pluginViewForInstance(instance)->popPopupsEnabledState();
+}
+
+extern "C" typedef void PluginThreadAsyncCallFunction(void*);
+void NPN_PluginThreadAsyncCall(NPP instance, PluginThreadAsyncCallFunction func, void* userData)
+{
+    // Callback function type only differs from MainThreadFunction by being extern "C", which doesn't affect calling convention on any compilers we use.
+    PluginMainThreadScheduler::scheduler().scheduleCall(instance, reinterpret_cast<PluginMainThreadScheduler::MainThreadFunction*>(func), userData);
+}
+
+NPError NPN_GetValueForURL(NPP instance, NPNURLVariable variable, const char* url, char** value, uint32_t* len)
+{
+    return pluginViewForInstance(instance)->getValueForURL(variable, url, value, len);
+}
+
+NPError NPN_SetValueForURL(NPP instance, NPNURLVariable variable, const char* url, const char* value, uint32_t len)
+{
+    return pluginViewForInstance(instance)->setValueForURL(variable, url, value, len);
+}
+
+NPError NPN_GetAuthenticationInfo(NPP instance, const char* protocol, const char* host, int32_t port, const char* scheme, const char* realm, char** username, uint32_t* ulen, char** password, uint32_t* plen)
+{
+    return pluginViewForInstance(instance)->getAuthenticationInfo(protocol, host, port, scheme, realm, username, ulen, password, plen);
+}
+
+#ifdef PLUGIN_SCHEDULE_TIMER
+uint32_t NPN_ScheduleTimer(NPP instance, uint32_t interval, NPBool repeat,
+                         void (*timerFunc)(NPP npp, uint32_t timerID))
+{
+    return pluginViewForInstance(instance)->scheduleTimer(instance, interval,
+                                                        repeat != 0, timerFunc);
+}
+
+void NPN_UnscheduleTimer(NPP instance, uint32_t timerID)
+{
+    pluginViewForInstance(instance)->unscheduleTimer(instance, timerID);
+}
+#endif