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App ops: new native access API. 

This is to help implementation of bug #8181262 and maybe
bug #8181261

Note the current code has not yet been tested; it is only
known to compile at this point.

Change-Id: I489674c96d0d3fc0ddacc92611931a19a9ee5230
This commit is contained in:
Dianne Hackborn 2013-02-12 15:12:21 -08:00
parent 351c294173
commit 5da5ca520c
7 changed files with 552 additions and 0 deletions
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89
include/binder/AppOpsManager.h Normal file
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/*
* Copyright (C) 2013 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.
*/
#ifndef ANDROID_APP_OPS_MANAGER_H
#define ANDROID_APP_OPS_MANAGER_H
#include <binder/IAppOpsService.h>
#include <utils/threads.h>
// ---------------------------------------------------------------------------
namespace android {
class AppOpsManager
{
public:
enum {
MODE_ALLOWED = 0,
MODE_IGNORED = 1,
MODE_ERRORED = 2
};
enum {
OP_NONE = -1,
OP_COARSE_LOCATION = 0,
OP_FINE_LOCATION = 1,
OP_GPS = 2,
OP_VIBRATE = 3,
OP_READ_CONTACTS = 4,
OP_WRITE_CONTACTS = 5,
OP_READ_CALL_LOG = 6,
OP_WRITE_CALL_LOG = 7,
OP_READ_CALENDAR = 8,
OP_WRITE_CALENDAR = 9,
OP_WIFI_SCAN = 10,
OP_POST_NOTIFICATION = 11,
OP_NEIGHBORING_CELLS = 12,
OP_CALL_PHONE = 13,
OP_READ_SMS = 14,
OP_WRITE_SMS = 15,
OP_RECEIVE_SMS = 16,
OP_RECEIVE_EMERGECY_SMS = 17,
OP_RECEIVE_MMS = 18,
OP_RECEIVE_WAP_PUSH = 19,
OP_SEND_SMS = 20,
OP_READ_ICC_SMS = 21,
OP_WRITE_ICC_SMS = 22,
OP_WRITE_SETTINGS = 23,
OP_SYSTEM_ALERT_WINDOW = 24,
OP_ACCESS_NOTIFICATIONS = 25,
OP_CAMERA = 26,
OP_RECORD_AUDIO = 27,
OP_PLAY_AUDIO = 28
};
AppOpsManager();
int32_t checkOp(int32_t op, int32_t uid, const String16& callingPackage);
int32_t noteOp(int32_t op, int32_t uid, const String16& callingPackage);
int32_t startOp(int32_t op, int32_t uid, const String16& callingPackage);
void finishOp(int32_t op, int32_t uid, const String16& callingPackage);
void startWatchingMode(int32_t op, const String16& packageName,
const sp<IAppOpsCallback>& callback);
void stopWatchingMode(const sp<IAppOpsCallback>& callback);
private:
Mutex mLock;
sp<IAppOpsService> mService;
sp<IAppOpsService> getService();
};
}; // namespace android
// ---------------------------------------------------------------------------
#endif // ANDROID_APP_OPS_MANAGER_H

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include/binder/IAppOpsCallback.h Normal file
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/*
* Copyright (C) 2013 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.
*/
//
#ifndef ANDROID_IAPP_OPS_CALLBACK_H
#define ANDROID_IAPP_OPS_CALLBACK_H
#include <binder/IInterface.h>
namespace android {
// ----------------------------------------------------------------------
class IAppOpsCallback : public IInterface
{
public:
DECLARE_META_INTERFACE(AppOpsCallback);
virtual void opChanged(int32_t op, const String16& packageName) = 0;
enum {
OP_CHANGED_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION
};
};
// ----------------------------------------------------------------------
class BnAppOpsCallback : public BnInterface<IAppOpsCallback>
{
public:
virtual status_t onTransact( uint32_t code,
const Parcel& data,
Parcel* reply,
uint32_t flags = 0);
};
// ----------------------------------------------------------------------
}; // namespace android
#endif // ANDROID_IAPP_OPS_CALLBACK_H

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include/binder/IAppOpsService.h Normal file
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/*
* Copyright (C) 2013 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.
*/
//
#ifndef ANDROID_IAPP_OPS_SERVICE_H
#define ANDROID_IAPP_OPS_SERVICE_H
#include <binder/IAppOpsCallback.h>
#include <binder/IInterface.h>
namespace android {
// ----------------------------------------------------------------------
class IAppOpsService : public IInterface
{
public:
DECLARE_META_INTERFACE(AppOpsService);
virtual int32_t checkOperation(int32_t code, int32_t uid, const String16& packageName) = 0;
virtual int32_t noteOperation(int32_t code, int32_t uid, const String16& packageName) = 0;
virtual int32_t startOperation(int32_t code, int32_t uid, const String16& packageName) = 0;
virtual void finishOperation(int32_t code, int32_t uid, const String16& packageName) = 0;
virtual void startWatchingMode(int32_t op, const String16& packageName,
const sp<IAppOpsCallback>& callback) = 0;
virtual void stopWatchingMode(const sp<IAppOpsCallback>& callback) = 0;
enum {
CHECK_OPERATION_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION,
NOTE_OPERATION_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION+1,
START_OPERATION_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION+2,
FINISH_OPERATION_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION+3,
START_WATCHING_MODE_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION+4,
STOP_WATCHING_MODE_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION+5
};
};
// ----------------------------------------------------------------------
class BnAppOpsService : public BnInterface<IAppOpsService>
{
public:
virtual status_t onTransact( uint32_t code,
const Parcel& data,
Parcel* reply,
uint32_t flags = 0);
};
// ----------------------------------------------------------------------
}; // namespace android
#endif // ANDROID_IAPP_OPS_SERVICE_H

3
libs/binder/Android.mk
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# we have the common sources, plus some device-specific stuff
sources := \
AppOpsManager.cpp \
Binder.cpp \
BpBinder.cpp \
IAppOpsCallback.cpp \
IAppOpsService.cpp \
IInterface.cpp \
IMemory.cpp \
IPCThreadState.cpp \

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/*
* Copyright (C) 2013 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/AppOpsManager.h>
#include <binder/IServiceManager.h>
#include <utils/SystemClock.h>
namespace android {
static String16 _appops("appops");
AppOpsManager::AppOpsManager()
{
}
sp<IAppOpsService> AppOpsManager::getService()
{
int64_t startTime = 0;
mLock.lock();
sp<IAppOpsService> service = mService;
while (true) {
if (service == NULL || !service->asBinder()->isBinderAlive()) {
sp<IBinder> binder = defaultServiceManager()->checkService(_appops);
if (binder == NULL) {
// Wait for the app ops service to come back...
if (startTime == 0) {
startTime = uptimeMillis();
ALOGI("Waiting for app ops service");
} else if ((uptimeMillis()-startTime) > 10000) {
ALOGW("Waiting too long for app ops service, giving up");
return NULL;
}
sleep(1);
} else {
service = interface_cast<IAppOpsService>(binder);
mService = service;
}
}
}
mLock.unlock();
return service;
}
int32_t AppOpsManager::checkOp(int32_t op, int32_t uid, const String16& callingPackage)
{
sp<IAppOpsService> service = getService();
return service != NULL ? service->checkOperation(op, uid, callingPackage) : MODE_IGNORED;
}
int32_t AppOpsManager::noteOp(int32_t op, int32_t uid, const String16& callingPackage) {
sp<IAppOpsService> service = getService();
return service != NULL ? service->noteOperation(op, uid, callingPackage) : MODE_IGNORED;
}
int32_t AppOpsManager::startOp(int32_t op, int32_t uid, const String16& callingPackage) {
sp<IAppOpsService> service = getService();
return service != NULL ? service->startOperation(op, uid, callingPackage) : MODE_IGNORED;
}
void AppOpsManager::finishOp(int32_t op, int32_t uid, const String16& callingPackage) {
sp<IAppOpsService> service = getService();
if (service != NULL) {
service->finishOperation(op, uid, callingPackage);
}
}
void AppOpsManager::startWatchingMode(int32_t op, const String16& packageName,
const sp<IAppOpsCallback>& callback) {
sp<IAppOpsService> service = getService();
if (service != NULL) {
service->startWatchingMode(op, packageName, callback);
}
}
void AppOpsManager::stopWatchingMode(const sp<IAppOpsCallback>& callback) {
sp<IAppOpsService> service = getService();
if (service != NULL) {
service->stopWatchingMode(callback);
}
}
}; // namespace android

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/*
* Copyright (C) 2013 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 "AppOpsCallback"
#include <binder/IAppOpsCallback.h>
#include <utils/Debug.h>
#include <utils/Log.h>
#include <binder/Parcel.h>
#include <utils/String8.h>
#include <private/binder/Static.h>
namespace android {
// ----------------------------------------------------------------------
class BpAppOpsCallback : public BpInterface<IAppOpsCallback>
{
public:
BpAppOpsCallback(const sp<IBinder>& impl)
: BpInterface<IAppOpsCallback>(impl)
{
}
virtual void opChanged(int32_t op, const String16& packageName) {
Parcel data, reply;
data.writeInterfaceToken(IAppOpsCallback::getInterfaceDescriptor());
data.writeInt32(op);
data.writeString16(packageName);
remote()->transact(OP_CHANGED_TRANSACTION, data, &reply);
}
};
IMPLEMENT_META_INTERFACE(AppOpsCallback, "com.android.internal.app.IAppOpsCallback");
// ----------------------------------------------------------------------
status_t BnAppOpsCallback::onTransact(
uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
switch(code) {
case OP_CHANGED_TRANSACTION: {
CHECK_INTERFACE(IAppOpsCallback, data, reply);
int32_t op = data.readInt32();
String16 packageName = data.readString16();
opChanged(op, packageName);
reply->writeNoException();
return NO_ERROR;
} break;
default:
return BBinder::onTransact(code, data, reply, flags);
}
}
}; // namespace android

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/*
* Copyright (C) 2013 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 "AppOpsService"
#include <binder/IAppOpsService.h>
#include <utils/Debug.h>
#include <utils/Log.h>
#include <binder/Parcel.h>
#include <utils/String8.h>
#include <private/binder/Static.h>
namespace android {
// ----------------------------------------------------------------------
class BpAppOpsService : public BpInterface<IAppOpsService>
{
public:
BpAppOpsService(const sp<IBinder>& impl)
: BpInterface<IAppOpsService>(impl)
{
}
virtual int32_t checkOperation(int32_t code, int32_t uid, const String16& packageName) {
Parcel data, reply;
data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor());
data.writeInt32(code);
data.writeInt32(uid);
data.writeString16(packageName);
remote()->transact(CHECK_OPERATION_TRANSACTION, data, &reply);
// fail on exception
if (reply.readExceptionCode() != 0) return 0;
return reply.readInt32() != 0;
}
virtual int32_t noteOperation(int32_t code, int32_t uid, const String16& packageName) {
Parcel data, reply;
data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor());
data.writeInt32(code);
data.writeInt32(uid);
data.writeString16(packageName);
remote()->transact(NOTE_OPERATION_TRANSACTION, data, &reply);
// fail on exception
if (reply.readExceptionCode() != 0) return 0;
return reply.readInt32() != 0;
}
virtual int32_t startOperation(int32_t code, int32_t uid, const String16& packageName) {
Parcel data, reply;
data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor());
data.writeInt32(code);
data.writeInt32(uid);
data.writeString16(packageName);
remote()->transact(START_OPERATION_TRANSACTION, data, &reply);
// fail on exception
if (reply.readExceptionCode() != 0) return 0;
return reply.readInt32() != 0;
}
virtual void finishOperation(int32_t code, int32_t uid, const String16& packageName) {
Parcel data, reply;
data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor());
data.writeInt32(code);
data.writeInt32(uid);
data.writeString16(packageName);
remote()->transact(FINISH_OPERATION_TRANSACTION, data, &reply);
}
virtual void startWatchingMode(int32_t op, const String16& packageName,
const sp<IAppOpsCallback>& callback) {
Parcel data, reply;
data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor());
data.writeInt32(op);
data.writeString16(packageName);
data.writeStrongBinder(callback->asBinder());
remote()->transact(START_WATCHING_MODE_TRANSACTION, data, &reply);
}
virtual void stopWatchingMode(const sp<IAppOpsCallback>& callback) {
Parcel data, reply;
data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor());
data.writeStrongBinder(callback->asBinder());
remote()->transact(STOP_WATCHING_MODE_TRANSACTION, data, &reply);
}
};
IMPLEMENT_META_INTERFACE(AppOpsService, "com.android.internal.app.IAppOpsService");
// ----------------------------------------------------------------------
status_t BnAppOpsService::onTransact(
uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
//printf("AppOpsService received: "); data.print();
switch(code) {
case CHECK_OPERATION_TRANSACTION: {
CHECK_INTERFACE(IAppOpsService, data, reply);
int32_t code = data.readInt32();
int32_t uid = data.readInt32();
String16 packageName = data.readString16();
int32_t res = checkOperation(code, uid, packageName);
reply->writeNoException();
reply->writeInt32(res);
return NO_ERROR;
} break;
case NOTE_OPERATION_TRANSACTION: {
CHECK_INTERFACE(IAppOpsService, data, reply);
int32_t code = data.readInt32();
int32_t uid = data.readInt32();
String16 packageName = data.readString16();
int32_t res = noteOperation(code, uid, packageName);
reply->writeNoException();
reply->writeInt32(res);
return NO_ERROR;
} break;
case START_OPERATION_TRANSACTION: {
CHECK_INTERFACE(IAppOpsService, data, reply);
int32_t code = data.readInt32();
int32_t uid = data.readInt32();
String16 packageName = data.readString16();
int32_t res = startOperation(code, uid, packageName);
reply->writeNoException();
reply->writeInt32(res);
return NO_ERROR;
} break;
case FINISH_OPERATION_TRANSACTION: {
CHECK_INTERFACE(IAppOpsService, data, reply);
int32_t code = data.readInt32();
int32_t uid = data.readInt32();
String16 packageName = data.readString16();
finishOperation(code, uid, packageName);
reply->writeNoException();
return NO_ERROR;
} break;
case START_WATCHING_MODE_TRANSACTION: {
CHECK_INTERFACE(IAppOpsService, data, reply);
int32_t op = data.readInt32();
String16 packageName = data.readString16();
sp<IAppOpsCallback> callback = interface_cast<IAppOpsCallback>(data.readStrongBinder());
startWatchingMode(op, packageName, callback);
reply->writeNoException();
return NO_ERROR;
} break;
case STOP_WATCHING_MODE_TRANSACTION: {
CHECK_INTERFACE(IAppOpsService, data, reply);
sp<IAppOpsCallback> callback = interface_cast<IAppOpsCallback>(data.readStrongBinder());
stopWatchingMode(callback);
reply->writeNoException();
return NO_ERROR;
} break;
default:
return BBinder::onTransact(code, data, reply, flags);
}
}
}; // namespace android