DivestOS/Patches/LineageOS-17.1/android_frameworks_native/0001-Sensors.patch
Tad ecc4688ce0 Denial fixes for clark, osprey, surnia, and g3-common
Signed-off-by: Tad <tad@spotco.us>
2021-10-28 00:47:59 -04:00

82 lines
3.4 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: MSe1969 <mse1969@posteo.de>
Date: Sat, 14 Nov 2020 13:21:18 +0100
Subject: [PATCH] AppOps: New Op for (Other) sensors access
* Add missing Ops to the enum, as pre-requisite to add new sensor op
* Add new sensor op to enum
* Invoke OP_OTHER_SENSORS as default
* Adapt logic for checking the Ops, if no permission is linked
Change-Id: If4011566a391314afed9a26e1dcf6e4bc838e4f7
---
libs/binder/include/binder/AppOpsManager.h | 13 +++++++++++++
libs/sensor/Sensor.cpp | 1 +
services/sensorservice/SensorService.cpp | 9 +++++----
3 files changed, 19 insertions(+), 4 deletions(-)
diff --git a/libs/binder/include/binder/AppOpsManager.h b/libs/binder/include/binder/AppOpsManager.h
index 17493b4252..89c0eacb8a 100644
--- a/libs/binder/include/binder/AppOpsManager.h
+++ b/libs/binder/include/binder/AppOpsManager.h
@@ -109,6 +109,19 @@ public:
OP_START_FOREGROUND = 76,
OP_BLUETOOTH_SCAN = 77,
OP_USE_BIOMETRIC = 78,
+ OP_ACTIVITY_RECOGNITION = 79,
+ OP_SMS_FINANCIAL_TRANSACTIONS = 80,
+ OP_READ_MEDIA_AUDIO = 81,
+ OP_WRITE_MEDIA_AUDIO = 82,
+ OP_READ_MEDIA_VIDEO = 83,
+ OP_WRITE_MEDIA_VIDEO = 84,
+ OP_READ_MEDIA_IMAGES = 85,
+ OP_WRITE_MEDIA_IMAGES = 86,
+ OP_LEGACY_STORAGE = 87,
+ OP_ACCESS_ACCESSIBILITY = 88,
+ OP_READ_DEVICE_IDENTIFIERS = 89,
+ OP_ACCESS_MEDIA_LOCATION = 90,
+ OP_OTHER_SENSORS = 91,
};
AppOpsManager();
diff --git a/libs/sensor/Sensor.cpp b/libs/sensor/Sensor.cpp
index abc910302c..8a318543a7 100644
--- a/libs/sensor/Sensor.cpp
+++ b/libs/sensor/Sensor.cpp
@@ -59,6 +59,7 @@ Sensor::Sensor(struct sensor_t const& hwSensor, const uuid_t& uuid, int halVersi
mMinDelay = hwSensor.minDelay;
mFlags = 0;
mUuid = uuid;
+ mRequiredAppOp = AppOpsManager::OP_OTHER_SENSORS; //default, other values are explicitly set
// Set fifo event count zero for older devices which do not support batching. Fused
// sensors also have their fifo counts set to zero.
diff --git a/services/sensorservice/SensorService.cpp b/services/sensorservice/SensorService.cpp
index 6bb250e7bb..58297122a5 100644
--- a/services/sensorservice/SensorService.cpp
+++ b/services/sensorservice/SensorService.cpp
@@ -1643,10 +1643,9 @@ status_t SensorService::flushSensor(const sp<SensorEventConnection>& connection,
bool SensorService::canAccessSensor(const Sensor& sensor, const char* operation,
const String16& opPackageName) {
+
// Check if a permission is required for this sensor
- if (sensor.getRequiredPermission().length() <= 0) {
- return true;
- }
+ bool noAssociatedPermission = (sensor.getRequiredPermission().length() <= 0);
const int32_t opCode = sensor.getRequiredAppOp();
const int32_t appOpMode = sAppOpsManager.checkOp(opCode,
@@ -1654,7 +1653,9 @@ bool SensorService::canAccessSensor(const Sensor& sensor, const char* operation,
bool appOpAllowed = appOpMode == AppOpsManager::MODE_ALLOWED;
bool canAccess = false;
- if (hasPermissionForSensor(sensor)) {
+ if (noAssociatedPermission) {
+ canAccess = appOpAllowed;
+ } else if (hasPermissionForSensor(sensor)) {
// Ensure that the AppOp is allowed, or that there is no necessary app op for the sensor
if (opCode < 0 || appOpAllowed) {
canAccess = true;