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/*
* Copyright (C) 2017 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 <binder/IUidObserver.h>
#include <binder/Parcel.h>
namespace android {
// ------------------------------------------------------------------------------------
class BpUidObserver : public BpInterface<IUidObserver>
{
public:
explicit BpUidObserver(const sp<IBinder>& impl)
: BpInterface<IUidObserver>(impl)
{
}
virtual void onUidGone(uid_t uid, bool disabled)
{
Parcel data, reply;
data.writeInterfaceToken(IUidObserver::getInterfaceDescriptor());
data.writeInt32((int32_t) uid);
data.writeInt32(disabled ? 1 : 0);
remote()->transact(ON_UID_GONE_TRANSACTION, data, &reply, IBinder::FLAG_ONEWAY);
}
virtual void onUidActive(uid_t uid)
{
Parcel data, reply;
data.writeInterfaceToken(IUidObserver::getInterfaceDescriptor());
data.writeInt32((int32_t) uid);
remote()->transact(ON_UID_ACTIVE_TRANSACTION, data, &reply, IBinder::FLAG_ONEWAY);
}
virtual void onUidIdle(uid_t uid, bool disabled)
{
Parcel data, reply;
data.writeInterfaceToken(IUidObserver::getInterfaceDescriptor());
data.writeInt32((int32_t) uid);
data.writeInt32(disabled ? 1 : 0);
remote()->transact(ON_UID_IDLE_TRANSACTION, data, &reply, IBinder::FLAG_ONEWAY);
}
virtual void onUidStateChanged(uid_t uid, int32_t procState, int64_t procStateSeq)
{
Parcel data, reply;
data.writeInterfaceToken(IUidObserver::getInterfaceDescriptor());
data.writeInt32((int32_t) uid);
data.writeInt32(procState);
data.writeInt64(procStateSeq);
remote()->transact(ON_UID_STATE_CHANGED_TRANSACTION, data, &reply, IBinder::FLAG_ONEWAY);
}
};
// ----------------------------------------------------------------------
IMPLEMENT_META_INTERFACE(UidObserver, "android.app.IUidObserver");
// ----------------------------------------------------------------------
status_t BnUidObserver::onTransact(
uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
switch(code) {
case ON_UID_GONE_TRANSACTION: {
CHECK_INTERFACE(IUidObserver, data, reply);
uid_t uid = data.readInt32();
bool disabled = data.readInt32() == 1;
onUidGone(uid, disabled);
return NO_ERROR;
} break;
case ON_UID_ACTIVE_TRANSACTION: {
CHECK_INTERFACE(IUidObserver, data, reply);
uid_t uid = data.readInt32();
onUidActive(uid);
return NO_ERROR;
} break;
case ON_UID_IDLE_TRANSACTION: {
CHECK_INTERFACE(IUidObserver, data, reply);
uid_t uid = data.readInt32();
bool disabled = data.readInt32() == 1;
onUidIdle(uid, disabled);
return NO_ERROR;
} break;
case ON_UID_STATE_CHANGED_TRANSACTION: {
CHECK_INTERFACE(IUidObserver, data, reply);
uid_t uid = data.readInt32();
int32_t procState = data.readInt32();
int64_t procStateSeq = data.readInt64();
onUidStateChanged(uid, procState, procStateSeq);
return NO_ERROR;
} break;
default:
return BBinder::onTransact(code, data, reply, flags);
}
}
} // namespace android
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