gecko-dev/dom/plugins/ipc/PluginStreamChild.h

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/* -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 8 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Plugins.
*
* The Initial Developer of the Original Code is
* The Mozilla Foundation <http://www.mozilla.org/>.
* Portions created by the Initial Developer are Copyright (C) 2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef mozilla_plugins_PluginStreamChild_h
#define mozilla_plugins_PluginStreamChild_h
#include "mozilla/plugins/PPluginStreamChild.h"
#include "mozilla/plugins/AStream.h"
namespace mozilla {
namespace plugins {
class PluginInstanceChild;
class PluginStreamChild : public PPluginStreamChild, public AStream
{
friend class PluginInstanceChild;
public:
PluginStreamChild();
virtual ~PluginStreamChild() { }
NS_OVERRIDE virtual bool IsBrowserStream() { return false; }
virtual bool Answer__delete__(const NPReason& reason,
const bool& artificial);
int32_t NPN_Write(int32_t length, void* buffer);
void NPP_DestroyStream(NPError reason);
void EnsureCorrectInstance(PluginInstanceChild* i)
{
if (i != Instance())
NS_RUNTIMEABORT("Incorrect stream instance");
}
void EnsureCorrectStream(NPStream* s)
{
if (s != &mStream)
NS_RUNTIMEABORT("Incorrect stream data");
}
private:
PluginInstanceChild* Instance();
NPStream mStream;
bool mClosed;
};
} // namespace plugins
} // namespace mozilla
#endif