Allow null featureIds in AppOpsService binder calls
Bug: 136595429
Test: atest CtsAppOpsTestCases
Change-Id: I48713e962e3c3b60bd31ef134712a1d2f3da7cf5
diff --git a/libs/binder/AppOpsManager.cpp b/libs/binder/AppOpsManager.cpp
index 60f047f..4f0b7d3 100644
--- a/libs/binder/AppOpsManager.cpp
+++ b/libs/binder/AppOpsManager.cpp
@@ -115,23 +115,19 @@
}
int32_t AppOpsManager::noteOp(int32_t op, int32_t uid, const String16& callingPackage) {
- return noteOp(op, uid, callingPackage, String16(), String16());
+ return noteOp(op, uid, callingPackage, std::unique_ptr<String16>(),
+ String16("Legacy AppOpsManager.noteOp call"));
}
int32_t AppOpsManager::noteOp(int32_t op, int32_t uid, const String16& callingPackage,
- const String16& featureId, const String16& message) {
+ const std::unique_ptr<String16>& featureId, const String16& message) {
sp<IAppOpsService> service = getService();
int32_t mode = service != nullptr
- ? service->noteOperation(op, uid, callingPackage)
+ ? service->noteOperation(op, uid, callingPackage, featureId)
: APP_OPS_MANAGER_UNAVAILABLE_MODE;
if (mode == AppOpsManager::MODE_ALLOWED) {
- if (message.size() == 0) {
- markAppOpNoted(uid, callingPackage, op, featureId,
- String16("noteOp from native code"));
- } else {
- markAppOpNoted(uid, callingPackage, op, featureId, message);
- }
+ markAppOpNoted(uid, callingPackage, op, featureId, message);
}
return mode;
@@ -139,32 +135,34 @@
int32_t AppOpsManager::startOpNoThrow(int32_t op, int32_t uid, const String16& callingPackage,
bool startIfModeDefault) {
- return startOpNoThrow(op, uid, callingPackage, startIfModeDefault, String16(), String16());
+ return startOpNoThrow(op, uid, callingPackage, startIfModeDefault, std::unique_ptr<String16>(),
+ String16("Legacy AppOpsManager.startOpNoThrow call"));
}
int32_t AppOpsManager::startOpNoThrow(int32_t op, int32_t uid, const String16& callingPackage,
- bool startIfModeDefault, const String16& featureId, const String16& message) {
+ bool startIfModeDefault, const std::unique_ptr<String16>& featureId,
+ const String16& message) {
sp<IAppOpsService> service = getService();
int32_t mode = service != nullptr
? service->startOperation(getToken(service), op, uid, callingPackage,
- startIfModeDefault) : APP_OPS_MANAGER_UNAVAILABLE_MODE;
+ featureId, startIfModeDefault) : APP_OPS_MANAGER_UNAVAILABLE_MODE;
if (mode == AppOpsManager::MODE_ALLOWED) {
- if (message.size() == 0) {
- markAppOpNoted(uid, callingPackage, op, featureId,
- String16("startOp from native code"));
- } else {
- markAppOpNoted(uid, callingPackage, op, featureId, message);
- }
+ markAppOpNoted(uid, callingPackage, op, featureId, message);
}
return mode;
}
void AppOpsManager::finishOp(int32_t op, int32_t uid, const String16& callingPackage) {
+ finishOp(op, uid, callingPackage, std::unique_ptr<String16>());
+}
+
+void AppOpsManager::finishOp(int32_t op, int32_t uid, const String16& callingPackage,
+ const std::unique_ptr<String16>& callingFeatureId) {
sp<IAppOpsService> service = getService();
if (service != nullptr) {
- service->finishOperation(getToken(service), op, uid, callingPackage);
+ service->finishOperation(getToken(service), op, uid, callingPackage, callingFeatureId);
}
}
@@ -207,7 +205,7 @@
}
void AppOpsManager::markAppOpNoted(int32_t uid, const String16& packageName, int32_t opCode,
- const String16& featureId, const String16& message) {
+ const std::unique_ptr<String16>& featureId, const String16& message) {
// check it the appops needs to be collected and cache result
if (appOpsToNote[opCode] == 0) {
if (shouldCollectNotes(opCode)) {
@@ -221,11 +219,11 @@
return;
}
- noteAsyncOp(String16(), uid, packageName, opCode, featureId, message);
+ noteAsyncOp(std::unique_ptr<String16>(), uid, packageName, opCode, featureId, message);
}
-void AppOpsManager::noteAsyncOp(const String16& callingPackageName, int32_t uid,
- const String16& packageName, int32_t opCode, const String16& featureId,
+void AppOpsManager::noteAsyncOp(const std::unique_ptr<String16>& callingPackageName, int32_t uid,
+ const String16& packageName, int32_t opCode, const std::unique_ptr<String16>& featureId,
const String16& message) {
sp<IAppOpsService> service = getService();
if (service != nullptr) {
diff --git a/libs/binder/IAppOpsService.cpp b/libs/binder/IAppOpsService.cpp
index 9760e13..b85a5f2 100644
--- a/libs/binder/IAppOpsService.cpp
+++ b/libs/binder/IAppOpsService.cpp
@@ -46,12 +46,14 @@
return reply.readInt32();
}
- virtual int32_t noteOperation(int32_t code, int32_t uid, const String16& packageName) {
+ virtual int32_t noteOperation(int32_t code, int32_t uid, const String16& packageName,
+ const std::unique_ptr<String16>& featureId) {
Parcel data, reply;
data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor());
data.writeInt32(code);
data.writeInt32(uid);
data.writeString16(packageName);
+ data.writeString16(featureId);
remote()->transact(NOTE_OPERATION_TRANSACTION, data, &reply);
// fail on exception
if (reply.readExceptionCode() != 0) return MODE_ERRORED;
@@ -59,13 +61,15 @@
}
virtual int32_t startOperation(const sp<IBinder>& token, int32_t code, int32_t uid,
- const String16& packageName, bool startIfModeDefault) {
+ const String16& packageName, const std::unique_ptr<String16>& featureId,
+ bool startIfModeDefault) {
Parcel data, reply;
data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor());
data.writeStrongBinder(token);
data.writeInt32(code);
data.writeInt32(uid);
data.writeString16(packageName);
+ data.writeString16(featureId);
data.writeInt32(startIfModeDefault ? 1 : 0);
remote()->transact(START_OPERATION_TRANSACTION, data, &reply);
// fail on exception
@@ -74,13 +78,14 @@
}
virtual void finishOperation(const sp<IBinder>& token, int32_t code, int32_t uid,
- const String16& packageName) {
+ const String16& packageName, const std::unique_ptr<String16>& featureId) {
Parcel data, reply;
data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor());
data.writeStrongBinder(token);
data.writeInt32(code);
data.writeInt32(uid);
data.writeString16(packageName);
+ data.writeString16(featureId);
remote()->transact(FINISH_OPERATION_TRANSACTION, data, &reply);
}
@@ -144,37 +149,16 @@
remote()->transact(SET_CAMERA_AUDIO_RESTRICTION_TRANSACTION, data, &reply);
}
- virtual void noteAsyncOp(const String16& callingPackageName, int32_t uid,
- const String16& packageName, int32_t opCode, const String16& featureId,
+ virtual void noteAsyncOp(const std::unique_ptr<String16>& callingPackageName, int32_t uid,
+ const String16& packageName, int32_t opCode, const std::unique_ptr<String16>& featureId,
const String16& message) {
Parcel data, reply;
data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor());
-
- // Convert empty callingPackage into null string
- if (callingPackageName.size() != 0) {
- data.writeString16(callingPackageName);
- } else {
- data.writeString16(nullptr, 0);
- }
-
+ data.writeString16(callingPackageName);
data.writeInt32(uid);
-
- // Convert empty packageName into null string
- if (packageName.size() != 0) {
- data.writeString16(packageName);
- } else {
- data.writeString16(nullptr, 0);
- }
-
+ data.writeString16(packageName);
data.writeInt32(opCode);
-
- // Convert empty featureId into null string
- if (featureId.size() != 0) {
- data.writeString16(featureId);
- } else {
- data.writeString16(nullptr, 0);
- }
-
+ data.writeString16(featureId);
data.writeString16(message);
remote()->transact(NOTE_ASYNC_OP_TRANSACTION, data, &reply);
}
@@ -217,7 +201,9 @@
int32_t code = data.readInt32();
int32_t uid = data.readInt32();
String16 packageName = data.readString16();
- int32_t res = noteOperation(code, uid, packageName);
+ std::unique_ptr<String16> featureId;
+ data.readString16(&featureId);
+ int32_t res = noteOperation(code, uid, packageName, featureId);
reply->writeNoException();
reply->writeInt32(res);
return NO_ERROR;
@@ -228,8 +214,11 @@
int32_t code = data.readInt32();
int32_t uid = data.readInt32();
String16 packageName = data.readString16();
+ std::unique_ptr<String16> featureId;
+ data.readString16(&featureId);
bool startIfModeDefault = data.readInt32() == 1;
- int32_t res = startOperation(token, code, uid, packageName, startIfModeDefault);
+ int32_t res = startOperation(token, code, uid, packageName, featureId,
+ startIfModeDefault);
reply->writeNoException();
reply->writeInt32(res);
return NO_ERROR;
@@ -240,7 +229,9 @@
int32_t code = data.readInt32();
int32_t uid = data.readInt32();
String16 packageName = data.readString16();
- finishOperation(token, code, uid, packageName);
+ std::unique_ptr<String16> featureId;
+ data.readString16(&featureId);
+ finishOperation(token, code, uid, packageName, featureId);
reply->writeNoException();
return NO_ERROR;
} break;
@@ -296,11 +287,13 @@
} break;
case NOTE_ASYNC_OP_TRANSACTION: {
CHECK_INTERFACE(IAppOpsService, data, reply);
- String16 callingPackageName = data.readString16();
+ std::unique_ptr<String16> callingPackageName;
+ data.readString16(&callingPackageName);
int32_t uid = data.readInt32();
String16 packageName = data.readString16();
int32_t opCode = data.readInt32();
- String16 featureId = data.readString16();
+ std::unique_ptr<String16> featureId;
+ data.readString16(&featureId);
String16 message = data.readString16();
noteAsyncOp(callingPackageName, uid, packageName, opCode, featureId, message);
reply->writeNoException();
diff --git a/libs/binder/include/binder/AppOpsManager.h b/libs/binder/include/binder/AppOpsManager.h
index 2744ce1..22a0179 100644
--- a/libs/binder/include/binder/AppOpsManager.h
+++ b/libs/binder/include/binder/AppOpsManager.h
@@ -134,21 +134,26 @@
// const String16&) instead
int32_t noteOp(int32_t op, int32_t uid, const String16& callingPackage);
int32_t noteOp(int32_t op, int32_t uid, const String16& callingPackage,
- const String16& featureId, const String16& message);
+ const std::unique_ptr<String16>& featureId, const String16& message);
// @Deprecated, use startOpNoThrow(int32_t, int32_t, const String16&, bool, const String16&,
// const String16&) instead
int32_t startOpNoThrow(int32_t op, int32_t uid, const String16& callingPackage,
bool startIfModeDefault);
int32_t startOpNoThrow(int32_t op, int32_t uid, const String16& callingPackage,
- bool startIfModeDefault, const String16& featureId, const String16& message);
+ bool startIfModeDefault, const std::unique_ptr<String16>& featureId,
+ const String16& message);
+ // @Deprecated, use finishOp(int32_t, int32_t, const String16&, bool, const String16&) instead
void finishOp(int32_t op, int32_t uid, const String16& callingPackage);
+ void finishOp(int32_t op, int32_t uid, const String16& callingPackage,
+ const std::unique_ptr<String16>& featureId);
void startWatchingMode(int32_t op, const String16& packageName,
const sp<IAppOpsCallback>& callback);
void stopWatchingMode(const sp<IAppOpsCallback>& callback);
int32_t permissionToOpCode(const String16& permission);
void setCameraAudioRestriction(int32_t mode);
- void noteAsyncOp(const String16& callingPackageName, int32_t uid, const String16& packageName,
- int32_t opCode, const String16& featureId, const String16& message);
+ void noteAsyncOp(const std::unique_ptr<String16>& callingPackageName, int32_t uid,
+ const String16& packageName, int32_t opCode, const std::unique_ptr<String16>& featureId,
+ const String16& message);
private:
Mutex mLock;
@@ -156,7 +161,7 @@
sp<IAppOpsService> getService();
void markAppOpNoted(int32_t uid, const String16& packageName, int32_t opCode,
- const String16& featureId, const String16& message);
+ const std::unique_ptr<String16>& featureId, const String16& message);
bool shouldCollectNotes(int32_t opCode);
};
diff --git a/libs/binder/include/binder/IAppOpsService.h b/libs/binder/include/binder/IAppOpsService.h
index ad34bc5..15ba005 100644
--- a/libs/binder/include/binder/IAppOpsService.h
+++ b/libs/binder/include/binder/IAppOpsService.h
@@ -35,11 +35,13 @@
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 noteOperation(int32_t code, int32_t uid, const String16& packageName,
+ const std::unique_ptr<String16>& featureId) = 0;
virtual int32_t startOperation(const sp<IBinder>& token, int32_t code, int32_t uid,
- const String16& packageName, bool startIfModeDefault) = 0;
+ const String16& packageName, const std::unique_ptr<String16>& featureId,
+ bool startIfModeDefault) = 0;
virtual void finishOperation(const sp<IBinder>& token, int32_t code, int32_t uid,
- const String16& packageName) = 0;
+ const String16& packageName, const std::unique_ptr<String16>& featureId) = 0;
virtual void startWatchingMode(int32_t op, const String16& packageName,
const sp<IAppOpsCallback>& callback) = 0;
virtual void stopWatchingMode(const sp<IAppOpsCallback>& callback) = 0;
@@ -48,8 +50,8 @@
virtual int32_t checkAudioOperation(int32_t code, int32_t usage,int32_t uid,
const String16& packageName) = 0;
virtual void setCameraAudioRestriction(int32_t mode) = 0;
- virtual void noteAsyncOp(const String16& callingPackageName, int32_t uid,
- const String16& packageName, int32_t opCode, const String16& featureId,
+ virtual void noteAsyncOp(const std::unique_ptr<String16>& callingPackageName, int32_t uid,
+ const String16& packageName, int32_t opCode, const std::unique_ptr<String16>& featureId,
const String16& message) = 0;
virtual bool shouldCollectNotes(int32_t opCode) = 0;