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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef PPAPI_HOST_HOST_MESSAGE_CONTEXT_H_
#define PPAPI_HOST_HOST_MESSAGE_CONTEXT_H_
#include "ipc/ipc_message.h"
#include "ppapi/host/ppapi_host_export.h"
#include "ppapi/proxy/resource_message_params.h"
namespace ppapi {
namespace host {
// This context structure provides information about incoming resource message
// call requests when passed to resources.
struct PPAPI_HOST_EXPORT HostMessageContext {
explicit HostMessageContext(
const ppapi::proxy::ResourceMessageCallParams& cp);
~HostMessageContext();
// Returns a "reply params" struct with the same resource and sequence number
// as this request.
ppapi::proxy::ResourceMessageReplyParams MakeReplyParams() const;
// The original call parameters passed to the resource message call.
const ppapi::proxy::ResourceMessageCallParams& params;
// The reply message. If the params has the callback flag set, this message
// will be sent in reply. It is initialized to the empty message. If the
// handler wants to send something else, it should just assign the message
// it wants to this value.
IPC::Message reply_msg;
};
} // namespace host
} // namespace ppapi
#endif // PPAPI_HOST_HOST_MESSAGE_CONTEXT_H_
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