Access app op modes in UID state indirectly. (8f876988) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/appop/AppOpsService.java

+145 −121

Original line number	Diff line number	Diff line
		@@ -65,7 +65,6 @@ import android.content.pm.PermissionInfo;
		import android.content.pm.UserInfo;
		import android.database.ContentObserver;
		import android.hardware.camera2.CameraDevice.CAMERA_AUDIO_RESTRICTION;
		import android.media.AudioAttributes;
		import android.net.Uri;
		import android.os.AsyncTask;
		import android.os.Binder;
		@@ -361,7 +360,7 @@ public class AppOpsService extends IAppOpsService.Stub {

		public int startNesting;
		public ArrayMap<String, Ops> pkgOps;
		public SparseIntArray opModes;
		private SparseIntArray opModes;

		// true indicates there is an interested observer, false there isn't but it has such an op
		public SparseBooleanArray foregroundOps;
		@@ -383,6 +382,64 @@ public class AppOpsService extends IAppOpsService.Stub {
		&& (pendingState == UID_STATE_CACHED));
		}

		public int getOpModeCount() {
		return opModes != null ? opModes.size() : 0;
		}

		public int getOpCodeAt(int index) {
		return opModes.keyAt(index);
		}

		public boolean hasOpMode(int code) {
		return opModes != null && opModes.indexOfKey(code) >= 0;
		}

		public int getOpMode(int code) {
		return opModes.get(code);
		}

		public boolean putOpMode(int code, int mode) {
		if (mode == AppOpsManager.opToDefaultMode(code)) {
		return removeOpMode(code);
		}
		if (opModes == null) {
		opModes = new SparseIntArray();
		}
		int index = opModes.indexOfKey(code);
		if (index < 0) {
		opModes.put(code, mode);
		return true;
		}
		if (opModes.valueAt(index) == mode) {
		return false;
		}
		opModes.setValueAt(index, mode);
		return true;
		}

		public boolean removeOpMode(int code) {
		if (opModes == null) {
		return false;
		}
		int index = opModes.indexOfKey(code);
		if (index < 0) {
		return false;
		}
		opModes.removeAt(index);
		if (opModes.size() == 0) {
		opModes = null;
		}
		return true;
		}

		@Nullable
		public SparseIntArray cloneOpModes() {
		if (opModes == null) {
		return null;
		}
		return opModes.clone();
		}

		int evalMode(int op, int mode) {
		if (mode == AppOpsManager.MODE_FOREGROUND) {
		return state <= AppOpsManager.resolveFirstUnrestrictedUidState(op)
		@@ -410,14 +467,13 @@ public class AppOpsService extends IAppOpsService.Stub {
		public void evalForegroundOps(SparseArray<ArraySet<ModeCallback>> watchers) {
		SparseBooleanArray which = null;
		hasForegroundWatchers = false;
		if (opModes != null) {
		for (int i = opModes.size() - 1; i >= 0; i--) {
		if (opModes.valueAt(i) == AppOpsManager.MODE_FOREGROUND) {
		for (int i = getOpModeCount() - 1; i >= 0; i--) {
		int code = getOpCodeAt(i);
		if (getOpMode(code) == AppOpsManager.MODE_FOREGROUND) {
		if (which == null) {
		which = new SparseBooleanArray();
		}
		evalForegroundWatchers(opModes.keyAt(i), watchers, which);
		}
		evalForegroundWatchers(code, watchers, which);
		}
		}
		if (pkgOps != null) {
		@@ -1056,24 +1112,28 @@ public class AppOpsService extends IAppOpsService.Stub {
		return resOps;
		}

		private ArrayList<AppOpsManager.OpEntry> collectOps(SparseIntArray uidOps, int[] ops) {
		if (uidOps == null) {
		@Nullable
		private ArrayList<AppOpsManager.OpEntry> collectOps(@NonNull UidState uidState,
		@Nullable int[] ops) {
		int opModeCount = uidState.getOpModeCount();
		if (opModeCount == 0) {
		return null;
		}
		ArrayList<AppOpsManager.OpEntry> resOps = null;
		if (ops == null) {
		resOps = new ArrayList<>();
		for (int j=0; j<uidOps.size(); j++) {
		resOps.add(new OpEntry(uidOps.keyAt(j), uidOps.valueAt(j)));
		for (int i = 0; i < opModeCount; i++) {
		int code = uidState.getOpCodeAt(i);
		resOps.add(new OpEntry(code, uidState.getOpMode(code)));
		}
		} else {
		for (int j=0; j<ops.length; j++) {
		int index = uidOps.indexOfKey(ops[j]);
		if (index >= 0) {
		for (int i = 0; i < ops.length; i++) {
		int code = ops[i];
		if (uidState.hasOpMode(code)) {
		if (resOps == null) {
		resOps = new ArrayList<>();
		}
		resOps.add(new OpEntry(uidOps.keyAt(j), uidOps.valueAt(j)));
		resOps.add(new OpEntry(code, uidState.getOpMode(code)));
		}
		}
		}
		@@ -1219,11 +1279,11 @@ public class AppOpsService extends IAppOpsService.Stub {
		if (uidState == null) {
		return null;
		}
		ArrayList<AppOpsManager.OpEntry> resOps = collectOps(uidState.opModes, ops);
		ArrayList<AppOpsManager.OpEntry> resOps = collectOps(uidState, ops);
		if (resOps == null) {
		return null;
		}
		ArrayList<AppOpsManager.PackageOps> res = new ArrayList<AppOpsManager.PackageOps>();
		ArrayList<AppOpsManager.PackageOps> res = new ArrayList<>();
		AppOpsManager.PackageOps resPackage = new AppOpsManager.PackageOps(
		null, uidState.uid, resOps);
		res.add(resPackage);
		@@ -1291,30 +1351,15 @@ public class AppOpsService extends IAppOpsService.Stub {
		return;
		}
		uidState = new UidState(uid);
		uidState.opModes = new SparseIntArray();
		uidState.opModes.put(code, mode);
		uidState.putOpMode(code, mode);
		mUidStates.put(uid, uidState);
		scheduleWriteLocked();
		} else if (uidState.opModes == null) {
		if (mode != defaultMode) {
		uidState.opModes = new SparseIntArray();
		uidState.opModes.put(code, mode);
		scheduleWriteLocked();
		}
		} else {
		if (uidState.opModes.indexOfKey(code) >= 0 && uidState.opModes.get(code) == mode) {
		return;
		}
		if (mode == defaultMode) {
		uidState.opModes.delete(code);
		if (uidState.opModes.size() <= 0) {
		uidState.opModes = null;
		}
		} else {
		uidState.opModes.put(code, mode);
		}
		boolean changed = uidState.putOpMode(code, mode);
		if (changed) {
		scheduleWriteLocked();
		}
		}
		uidState.evalForegroundOps(mOpModeWatchers);
		}

		@@ -1552,16 +1597,13 @@ public class AppOpsService extends IAppOpsService.Stub {
		for (int i = mUidStates.size() - 1; i >= 0; i--) {
		UidState uidState = mUidStates.valueAt(i);

		SparseIntArray opModes = uidState.opModes;
		if (opModes != null && (uidState.uid == reqUid \|\| reqUid == -1)) {
		final int uidOpCount = opModes.size();
		for (int j = uidOpCount - 1; j >= 0; j--) {
		final int code = opModes.keyAt(j);
		if (uidState.uid == reqUid \|\| reqUid == -1) {
		for (int opModeIndex = uidState.getOpModeCount() - 1; opModeIndex >= 0;
		opModeIndex--) {
		final int code = uidState.getOpCodeAt(opModeIndex);

		if (AppOpsManager.opAllowsReset(code)) {
		opModes.removeAt(j);
		if (opModes.size() <= 0) {
		uidState.opModes = null;
		}
		uidState.removeOpMode(code);
		for (String packageName : getPackagesForUid(uidState.uid)) {
		callbacks = addCallbacks(callbacks, code, uidState.uid, packageName,
		mOpModeWatchers.get(code));
		@@ -1811,9 +1853,8 @@ public class AppOpsService extends IAppOpsService.Stub {
		}
		code = AppOpsManager.opToSwitch(code);
		UidState uidState = getUidStateLocked(uid, false);
		if (uidState != null && uidState.opModes != null
		&& uidState.opModes.indexOfKey(code) >= 0) {
		final int rawMode = uidState.opModes.get(code);
		if (uidState != null && uidState.hasOpMode(code)) {
		final int rawMode = uidState.getOpMode(code);
		return raw ? rawMode : uidState.evalMode(code, rawMode);
		}
		Op op = getOpLocked(code, uid, packageName, false, false);
		@@ -1982,8 +2023,8 @@ public class AppOpsService extends IAppOpsService.Stub {
		final int switchCode = AppOpsManager.opToSwitch(code);
		// If there is a non-default per UID policy (we set UID op mode only if
		// non-default) it takes over, otherwise use the per package policy.
		if (uidState.opModes != null && uidState.opModes.indexOfKey(switchCode) >= 0) {
		final int uidMode = uidState.evalMode(code, uidState.opModes.get(switchCode));
		if (uidState.hasOpMode(switchCode)) {
		final int uidMode = uidState.evalMode(code, uidState.getOpMode(switchCode));
		if (uidMode != AppOpsManager.MODE_ALLOWED) {
		if (DEBUG) Slog.d(TAG, "noteOperation: uid reject #" + uidMode + " for code "
		+ switchCode + " (" + code + ") uid " + uid + " package "
		@@ -2284,8 +2325,8 @@ public class AppOpsService extends IAppOpsService.Stub {
		// If there is a non-default per UID policy (we set UID op mode only if
		// non-default) it takes over, otherwise use the per package policy.
		final int opCode = op.op;
		if (uidState.opModes != null && uidState.opModes.indexOfKey(switchCode) >= 0) {
		final int uidMode = uidState.evalMode(code, uidState.opModes.get(switchCode));
		if (uidState.hasOpMode(switchCode)) {
		final int uidMode = uidState.evalMode(code, uidState.getOpMode(switchCode));
		if (uidMode != AppOpsManager.MODE_ALLOWED
		&& (!startIfModeDefault \|\| uidMode != AppOpsManager.MODE_DEFAULT)) {
		if (DEBUG) Slog.d(TAG, "noteOperation: uid reject #" + uidMode + " for code "
		@@ -2604,9 +2645,8 @@ public class AppOpsService extends IAppOpsService.Stub {
		\|\| !callback.isWatchingUid(uidState.uid)) {
		continue;
		}
		boolean doAllPackages = uidState.opModes != null
		&& uidState.opModes.indexOfKey(code) >= 0
		&& uidState.opModes.get(code) == AppOpsManager.MODE_FOREGROUND;
		boolean doAllPackages = uidState.hasOpMode(code)
		&& uidState.getOpMode(code) == AppOpsManager.MODE_FOREGROUND;
		if (uidState.pkgOps != null) {
		for (int pkgi = uidState.pkgOps.size() - 1; pkgi >= 0; pkgi--) {
		final Op op = uidState.pkgOps.valueAt(pkgi).get(code);
		@@ -2927,12 +2967,9 @@ public class AppOpsService extends IAppOpsService.Stub {
		if (uidState == null) {
		continue;
		}
		if (uidState.opModes != null) {
		final int idx = uidState.opModes.indexOfKey(AppOpsManager.OP_RUN_IN_BACKGROUND);
		if (idx >= 0) {
		uidState.opModes.put(AppOpsManager.OP_RUN_ANY_IN_BACKGROUND,
		uidState.opModes.valueAt(idx));
		}
		if (uidState.hasOpMode(AppOpsManager.OP_RUN_IN_BACKGROUND)) {
		uidState.putOpMode(AppOpsManager.OP_RUN_ANY_IN_BACKGROUND, uidState.getOpMode(
		AppOpsManager.OP_RUN_IN_BACKGROUND));
		}
		if (uidState.pkgOps == null) {
		continue;
		@@ -2988,10 +3025,7 @@ public class AppOpsService extends IAppOpsService.Stub {
		final int code = Integer.parseInt(parser.getAttributeValue(null, "n"));
		final int mode = Integer.parseInt(parser.getAttributeValue(null, "m"));
		UidState uidState = getUidStateLocked(uid, true);
		if (uidState.opModes == null) {
		uidState.opModes = new SparseIntArray();
		}
		uidState.opModes.put(code, mode);
		uidState.putOpMode(code, mode);
		} else {
		Slog.w(TAG, "Unknown element under <uid-ops>: "
		+ parser.getName());
		@@ -3143,48 +3177,39 @@ public class AppOpsService extends IAppOpsService.Stub {
		out.startTag(null, "app-ops");
		out.attribute(null, "v", String.valueOf(CURRENT_VERSION));

		SparseArray<SparseIntArray> uidStatesClone;
		final SparseArray<SparseIntArray> uidOpModes = new SparseArray<>();
		synchronized (this) {
		uidStatesClone = new SparseArray<>(mUidStates.size());

		final int uidStateCount = mUidStates.size();
		for (int uidStateNum = 0; uidStateNum < uidStateCount; uidStateNum++) {
		UidState uidState = mUidStates.valueAt(uidStateNum);
		int uid = mUidStates.keyAt(uidStateNum);

		SparseIntArray opModes = uidState.opModes;
		if (opModes != null && opModes.size() > 0) {
		uidStatesClone.put(uid, new SparseIntArray(opModes.size()));

		final int opCount = opModes.size();
		for (int opCountNum = 0; opCountNum < opCount; opCountNum++) {
		uidStatesClone.get(uid).put(
		opModes.keyAt(opCountNum),
		opModes.valueAt(opCountNum));
		}
		final int uidStatesSize = mUidStates.size();
		for (int i = 0; i < uidStatesSize; i++) {
		final SparseIntArray opModes = mUidStates.valueAt(i).cloneOpModes();
		if (opModes != null) {
		final int uid = mUidStates.keyAt(i);
		uidOpModes.put(uid, opModes);
		}
		}
		}

		final int uidStateCount = uidStatesClone.size();
		for (int uidStateNum = 0; uidStateNum < uidStateCount; uidStateNum++) {
		SparseIntArray opModes = uidStatesClone.valueAt(uidStateNum);
		if (opModes != null && opModes.size() > 0) {
		final int uidOpModesSize = uidOpModes.size();
		for (int uidOpModesIndex = 0; uidOpModesIndex < uidOpModesSize; uidOpModesIndex++) {
		final int uid = uidOpModes.keyAt(uidOpModesIndex);
		final SparseIntArray opModes = uidOpModes.valueAt(uidOpModesIndex);

		out.startTag(null, "uid");
		out.attribute(null, "n",
		Integer.toString(uidStatesClone.keyAt(uidStateNum)));
		final int opCount = opModes.size();
		for (int opCountNum = 0; opCountNum < opCount; opCountNum++) {
		final int op = opModes.keyAt(opCountNum);
		final int mode = opModes.valueAt(opCountNum);
		out.attribute(null, "n", Integer.toString(uid));

		final int opModesSize = opModes.size();
		for (int opModesIndex = 0; opModesIndex < opModesSize; opModesIndex++) {
		final int code = opModes.keyAt(opModesIndex);
		final int mode = opModes.valueAt(opModesIndex);

		out.startTag(null, "op");
		out.attribute(null, "n", Integer.toString(op));
		out.attribute(null, "n", Integer.toString(code));
		out.attribute(null, "m", Integer.toString(mode));
		out.endTag(null, "op");
		}

		out.endTag(null, "uid");
		}
		}

		if (allOps != null) {
		String lastPkg = null;
		@@ -4128,21 +4153,22 @@ public class AppOpsService extends IAppOpsService.Stub {
		}
		for (int i=0; i<mUidStates.size(); i++) {
		UidState uidState = mUidStates.valueAt(i);
		final SparseIntArray opModes = uidState.opModes;
		final ArrayMap<String, Ops> pkgOps = uidState.pkgOps;

		if (dumpWatchers \|\| dumpHistory) {
		continue;
		}
		if (dumpOp >= 0 \|\| dumpPackage != null \|\| dumpMode >= 0) {
		boolean hasOp = dumpOp < 0 \|\| (uidState.opModes != null
		&& uidState.opModes.indexOfKey(dumpOp) >= 0);
		boolean hasOp = dumpOp < 0 \|\| uidState.hasOpMode(dumpOp);
		boolean hasPackage = dumpPackage == null;
		boolean hasMode = dumpMode < 0;
		if (!hasMode && opModes != null) {
		for (int opi = 0; !hasMode && opi < opModes.size(); opi++) {
		if (opModes.valueAt(opi) == dumpMode) {
		if (!hasMode) {
		int opModeCount = uidState.getOpModeCount();
		for (int opModeIndex = 0; opModeIndex < opModeCount; opModeIndex++) {
		int code = uidState.getOpCodeAt(opModeIndex);
		if (uidState.getOpMode(code) == dumpMode) {
		hasMode = true;
		break;
		}
		}
		}
		@@ -4209,11 +4235,10 @@ public class AppOpsService extends IAppOpsService.Stub {
		}
		needSep = true;

		if (opModes != null) {
		final int opModeCount = opModes.size();
		for (int j = 0; j < opModeCount; j++) {
		final int code = opModes.keyAt(j);
		final int mode = opModes.valueAt(j);
		final int opModeCount = uidState.getOpModeCount();
		for (int opModeIndex = 0; opModeIndex < opModeCount; opModeIndex++) {
		final int code = uidState.getOpCodeAt(opModeIndex);
		final int mode = uidState.getOpMode(code);
		if (dumpOp >= 0 && dumpOp != code) {
		continue;
		}
		@@ -4223,7 +4248,6 @@ public class AppOpsService extends IAppOpsService.Stub {
		pw.print(" "); pw.print(AppOpsManager.opToName(code));
		pw.print(": mode="); pw.println(AppOpsManager.modeToName(mode));
		}
		}

		if (pkgOps == null) {
		continue;

services/tests/servicestests/src/com/android/server/appop/AppOpsUpgradeTest.java

+5 −7

Original line number	Diff line number	Diff line
		@@ -89,14 +89,12 @@ public class AppOpsUpgradeTest {
		final int defaultModeOp2 = AppOpsManager.opToDefaultMode(op2);
		for(int i = 0; i < uidStates.size(); i++) {
		final AppOpsService.UidState uidState = uidStates.valueAt(i);
		if (uidState.opModes != null) {
		final int uidMode1 = uidState.opModes.get(op1, defaultModeOp1);
		final int uidMode2 = uidState.opModes.get(op2, defaultModeOp2);
		final int uidMode1 = uidState.hasOpMode(op1) ? uidState.getOpMode(op1) : defaultModeOp1;
		final int uidMode2 = uidState.hasOpMode(op2) ? uidState.getOpMode(op2) : defaultModeOp2;
		assertEquals(uidMode1, uidMode2);
		if (uidMode1 != defaultModeOp1) {
		numberOfNonDefaultOps++;
		}
		}
		if (uidState.pkgOps == null) {
		continue;
		}