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/*
**
** Copyright 2007, The Android Open Source Project
**
** Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
#include "config.h"
#include "JavaSharedClient.h"
#define LOG_TAG "JavaSharedClient"
#include "utils/Log.h"
#include "SkDeque.h"
#include "SkThread.h"
namespace android {
void AndroidSignalServiceFuncPtrQueue();
}
namespace WebCore {
TimerClient* JavaSharedClient::GetTimerClient()
{
//LOG_ASSERT(gTimerClient != NULL, "gTimerClient not initialized!!!");
return gTimerClient;
}
CookieClient* JavaSharedClient::GetCookieClient()
{
//LOG_ASSERT(gCookieClient != NULL, "gCookieClient not initialized!!!");
return gCookieClient;
}
void JavaSharedClient::SetTimerClient(TimerClient* client)
{
//LOG_ASSERT(gTimerClient == NULL || client == NULL, "gTimerClient already set, aborting...");
gTimerClient = client;
}
void JavaSharedClient::SetCookieClient(CookieClient* client)
{
//LOG_ASSERT(gCookieClient == NULL || client == NULL, "gCookieClient already set, aborting...");
gCookieClient = client;
}
TimerClient* JavaSharedClient::gTimerClient = NULL;
CookieClient* JavaSharedClient::gCookieClient = NULL;
///////////////////////////////////////////////////////////////////////////
struct FuncPtrRec {
void (*fProc)(void* payload);
void* fPayload;
};
static SkMutex gFuncPtrQMutex;
static SkDeque gFuncPtrQ(sizeof(FuncPtrRec));
void JavaSharedClient::EnqueueFunctionPtr(void (*proc)(void* payload),
void* payload)
{
gFuncPtrQMutex.acquire();
FuncPtrRec* rec = (FuncPtrRec*)gFuncPtrQ.push_back();
rec->fProc = proc;
rec->fPayload = payload;
gFuncPtrQMutex.release();
android::AndroidSignalServiceFuncPtrQueue();
}
void JavaSharedClient::ServiceFunctionPtrQueue()
{
for (;;) {
void (*proc)(void*);
void* payload;
const FuncPtrRec* rec;
// we have to copy the proc/payload (if present). we do this so we
// don't call the proc inside the mutex (possible deadlock!)
gFuncPtrQMutex.acquire();
rec = (const FuncPtrRec*)gFuncPtrQ.front();
if (NULL != rec) {
proc = rec->fProc;
payload = rec->fPayload;
gFuncPtrQ.pop_front();
}
gFuncPtrQMutex.release();
if (NULL == rec) {
break;
}
proc(payload);
}
}
}
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