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/*
* Copyright (C) 2010 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.
*/
#define LOG_TAG "ALooper"
#include <utils/Log.h>
#include <android/looper.h>
#include <utils/Looper.h>
#include <binder/IPCThreadState.h>
using android::Looper;
using android::sp;
using android::IPCThreadState;
static inline Looper* ALooper_to_Looper(ALooper* alooper) {
return reinterpret_cast<Looper*>(alooper);
}
static inline ALooper* Looper_to_ALooper(Looper* looper) {
return reinterpret_cast<ALooper*>(looper);
}
ALooper* ALooper_forThread() {
return Looper_to_ALooper(Looper::getForThread().get());
}
ALooper* ALooper_prepare(int opts) {
return Looper_to_ALooper(Looper::prepare(opts).get());
}
void ALooper_acquire(ALooper* looper) {
ALooper_to_Looper(looper)->incStrong((void*)ALooper_acquire);
}
void ALooper_release(ALooper* looper) {
ALooper_to_Looper(looper)->decStrong((void*)ALooper_acquire);
}
int ALooper_pollOnce(int timeoutMillis, int* outFd, int* outEvents, void** outData) {
sp<Looper> looper = Looper::getForThread();
if (looper == NULL) {
ALOGE("ALooper_pollOnce: No looper for this thread!");
return ALOOPER_POLL_ERROR;
}
IPCThreadState::self()->flushCommands();
return looper->pollOnce(timeoutMillis, outFd, outEvents, outData);
}
int ALooper_pollAll(int timeoutMillis, int* outFd, int* outEvents, void** outData) {
sp<Looper> looper = Looper::getForThread();
if (looper == NULL) {
ALOGE("ALooper_pollAll: No looper for this thread!");
return ALOOPER_POLL_ERROR;
}
IPCThreadState::self()->flushCommands();
return looper->pollAll(timeoutMillis, outFd, outEvents, outData);
}
void ALooper_wake(ALooper* looper) {
ALooper_to_Looper(looper)->wake();
}
int ALooper_addFd(ALooper* looper, int fd, int ident, int events,
ALooper_callbackFunc callback, void* data) {
return ALooper_to_Looper(looper)->addFd(fd, ident, events, callback, data);
}
int ALooper_removeFd(ALooper* looper, int fd) {
return ALooper_to_Looper(looper)->removeFd(fd);
}
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