blob: 32cad6766e8234e35e1bf83e5d2d9df224628e4d [file] [log] [blame]
// 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/ppb_core_proxy.h"
#include <stdlib.h> // For malloc
#include "base/logging.h"
#include "base/message_loop.h"
#include "base/message_loop_proxy.h"
#include "base/time.h"
#include "ppapi/c/pp_completion_callback.h"
#include "ppapi/c/pp_resource.h"
#include "ppapi/c/ppb_core.h"
#include "ppapi/proxy/plugin_dispatcher.h"
#include "ppapi/proxy/ppapi_messages.h"
namespace pp {
namespace proxy {
namespace {
base::MessageLoopProxy* GetMainThreadMessageLoop() {
static scoped_refptr<base::MessageLoopProxy> proxy(
base::MessageLoopProxy::CreateForCurrentThread());
return proxy.get();
}
void AddRefResource(PP_Resource resource) {
PluginDispatcher::Get()->plugin_resource_tracker()->AddRefResource(resource);
}
void ReleaseResource(PP_Resource resource) {
PluginDispatcher::Get()->plugin_resource_tracker()->ReleaseResource(resource);
}
void* MemAlloc(size_t num_bytes) {
return malloc(num_bytes);
}
void MemFree(void* ptr) {
free(ptr);
}
double GetTime() {
return base::Time::Now().ToDoubleT();
}
double GetTimeTicks() {
// TODO(brettw) http://code.google.com/p/chromium/issues/detail?id=57448
// This should be a tick timer rather than wall clock time, but needs to
// match message times, which also currently use wall clock time.
return GetTime();
}
void CallOnMainThread(int delay_in_ms,
PP_CompletionCallback callback,
int32_t result) {
GetMainThreadMessageLoop()->PostDelayedTask(
FROM_HERE,
NewRunnableFunction(callback.func, callback.user_data, result),
delay_in_ms);
}
PP_Bool IsMainThread() {
return BoolToPPBool(GetMainThreadMessageLoop()->BelongsToCurrentThread());
}
const PPB_Core core_interface = {
&AddRefResource,
&ReleaseResource,
&MemAlloc,
&MemFree,
&GetTime,
&GetTimeTicks,
&CallOnMainThread,
&IsMainThread
};
} // namespace
PPB_Core_Proxy::PPB_Core_Proxy(Dispatcher* dispatcher,
const void* target_interface)
: InterfaceProxy(dispatcher, target_interface) {
}
PPB_Core_Proxy::~PPB_Core_Proxy() {
}
const void* PPB_Core_Proxy::GetSourceInterface() const {
return &core_interface;
}
InterfaceID PPB_Core_Proxy::GetInterfaceId() const {
return INTERFACE_ID_PPB_CORE;
}
bool PPB_Core_Proxy::OnMessageReceived(const IPC::Message& msg) {
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(PPB_Core_Proxy, msg)
IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBCore_AddRefResource,
OnMsgAddRefResource)
IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBCore_ReleaseResource,
OnMsgReleaseResource)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
// TODO(brettw) handle bad messages!
return handled;
}
void PPB_Core_Proxy::OnMsgAddRefResource(PP_Resource resource) {
ppb_core_target()->AddRefResource(resource);
}
void PPB_Core_Proxy::OnMsgReleaseResource(PP_Resource resource) {
ppb_core_target()->ReleaseResource(resource);
}
} // namespace proxy
} // namespace pp