DivestOS/Patches/LineageOS-20.0/android_frameworks_native/0001-Sensors_Permission-a1.patch
Tad 0c4db149e1
20.0: Network & Sensors permission from GrapheneOS
This revokes the permissions to all user installed apps on update.
Likely an expected quirk of being on 20.0 without the permission.
19.1 upgrades and new 20.0 installs should be fine.

TODO: update 19.1 with the SpecialRuntimePermAppUtils too

Signed-off-by: Tad <tad@spotco.us>
2022-10-18 22:14:56 -04:00

55 lines
2.5 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Dmitry Muhomor <muhomor.dmitry@gmail.com>
Date: Sun, 24 Jul 2022 13:07:00 +0300
Subject: [PATCH] protect step sensors with OTHER_SENSORS permission for
targetSdk<29 apps
---
services/sensorservice/SensorService.cpp | 24 +++++++++++++++---------
1 file changed, 15 insertions(+), 9 deletions(-)
diff --git a/services/sensorservice/SensorService.cpp b/services/sensorservice/SensorService.cpp
index 948692bd47..6caee5b220 100644
--- a/services/sensorservice/SensorService.cpp
+++ b/services/sensorservice/SensorService.cpp
@@ -2015,17 +2015,9 @@ bool SensorService::canAccessSensor(const Sensor& sensor, const char* operation,
}
const int32_t opCode = sensor.getRequiredAppOp();
- int targetSdkVersion = getTargetSdkVersion(opPackageName);
bool canAccess = false;
- if (targetSdkVersion > 0 && targetSdkVersion <= __ANDROID_API_P__ &&
- (sensor.getType() == SENSOR_TYPE_STEP_COUNTER ||
- sensor.getType() == SENSOR_TYPE_STEP_DETECTOR)) {
- // Allow access to step sensors if the application targets pre-Q, which is before the
- // requirement to hold the AR permission to access Step Counter and Step Detector events
- // was introduced.
- canAccess = true;
- } else if (hasPermissionForSensor(sensor)) {
+ if (hasPermissionForSensor(sensor)) {
// Ensure that the AppOp is allowed, or that there is no necessary app op for the sensor
if (opCode >= 0) {
const int32_t appOpMode = sAppOpsManager.checkOp(opCode,
@@ -2034,6 +2026,20 @@ bool SensorService::canAccessSensor(const Sensor& sensor, const char* operation,
} else {
canAccess = true;
}
+ } else {
+ int targetSdkVersion = getTargetSdkVersion(opPackageName);
+ if (targetSdkVersion > 0 && targetSdkVersion <= __ANDROID_API_P__ &&
+ (sensor.getType() == SENSOR_TYPE_STEP_COUNTER ||
+ sensor.getType() == SENSOR_TYPE_STEP_DETECTOR)) {
+
+ // upstream allows access to these sensors without the ACTIVITY_RECOGNITION permission
+ // for targetSdk < 29 apps, enforce the OTHER_SENSORS permission instead
+ const String16 requiredPermission("android.permission.OTHER_SENSORS");
+
+ // copied from hasPermissionForSensor() below
+ canAccess = checkPermission(requiredPermission,
+ IPCThreadState::self()->getCallingPid(), IPCThreadState::self()->getCallingUid());
+ }
}
if (!canAccess) {