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// Copyright (c) 2010 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.
#include "ppapi/proxy/host_dispatcher.h"
#include <map>
#include "base/logging.h"
#include "ppapi/proxy/host_var_serialization_rules.h"
#include "ppapi/proxy/ppapi_messages.h"
namespace pp {
namespace proxy {
namespace {
typedef std::map<PP_Instance, HostDispatcher*> InstanceToDispatcherMap;
InstanceToDispatcherMap* g_instance_to_dispatcher = NULL;
} // namespace
HostDispatcher::HostDispatcher(base::ProcessHandle remote_process_handle,
const PPB_Var_Deprecated* var_interface,
PP_Module module,
GetInterfaceFunc local_get_interface)
: Dispatcher(remote_process_handle, local_get_interface) {
SetSerializationRules(new HostVarSerializationRules(var_interface, module));
}
HostDispatcher::~HostDispatcher() {
// Notify the plugin that it should exit.
Send(new PpapiMsg_Shutdown());
}
// static
HostDispatcher* HostDispatcher::GetForInstance(PP_Instance instance) {
if (!g_instance_to_dispatcher)
return NULL;
InstanceToDispatcherMap::iterator found = g_instance_to_dispatcher->find(
instance);
if (found == g_instance_to_dispatcher->end())
return NULL;
return found->second;
}
// static
void HostDispatcher::SetForInstance(PP_Instance instance,
HostDispatcher* dispatcher) {
if (!g_instance_to_dispatcher)
g_instance_to_dispatcher = new InstanceToDispatcherMap;
(*g_instance_to_dispatcher)[instance] = dispatcher;
}
// static
void HostDispatcher::RemoveForInstance(PP_Instance instance) {
if (!g_instance_to_dispatcher)
return;
InstanceToDispatcherMap::iterator found = g_instance_to_dispatcher->find(
instance);
if (found != g_instance_to_dispatcher->end())
g_instance_to_dispatcher->erase(found);
}
} // namespace proxy
} // namespace pp
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