Merge "Add more modifiable parameters to DeviceConfig." into sc-dev (926b04d8) · Commits · e / os / android_frameworks_base

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

+41 −18

Original line number	Diff line number	Diff line
		@@ -89,6 +89,10 @@ final class DiscreteRegistry {
		private static final String PROPERTY_DISCRETE_HISTORY_CUTOFF = "discrete_history_cutoff_millis";
		private static final String PROPERTY_DISCRETE_HISTORY_QUANTIZATION =
		"discrete_history_quantization_millis";
		private static final String PROPERTY_DISCRETE_FLAGS = "discrete_history_op_flags";
		private static final String PROPERTY_DISCRETE_OPS_LIST = "discrete_history_ops_cslist";
		private static final String DEFAULT_DISCRETE_OPS = OP_CAMERA + "," + OP_RECORD_AUDIO + ","
		+ OP_FINE_LOCATION + "," + OP_COARSE_LOCATION;
		private static final long DEFAULT_DISCRETE_HISTORY_CUTOFF = Duration.ofHours(24).toMillis();
		private static final long MAXIMUM_DISCRETE_HISTORY_CUTOFF = Duration.ofDays(30).toMillis();
		private static final long DEFAULT_DISCRETE_HISTORY_QUANTIZATION =
		@@ -96,6 +100,9 @@ final class DiscreteRegistry {

		private static long sDiscreteHistoryCutoff;
		private static long sDiscreteHistoryQuantization;
		private static int[] sDiscreteOps;
		private static int sDiscreteFlags;


		private static final String TAG_HISTORY = "h";
		private static final String ATTR_VERSION = "v";
		@@ -155,6 +162,10 @@ final class DiscreteRegistry {
		PROPERTY_DISCRETE_HISTORY_CUTOFF, DEFAULT_DISCRETE_HISTORY_CUTOFF);
		sDiscreteHistoryQuantization = DeviceConfig.getLong(DeviceConfig.NAMESPACE_PRIVACY,
		PROPERTY_DISCRETE_HISTORY_QUANTIZATION, DEFAULT_DISCRETE_HISTORY_QUANTIZATION);
		sDiscreteFlags = DeviceConfig.getInt(DeviceConfig.NAMESPACE_PRIVACY,
		PROPERTY_DISCRETE_FLAGS, OP_FLAGS_DISCRETE);
		sDiscreteOps = parseOpsList(DeviceConfig.getString(DeviceConfig.NAMESPACE_PRIVACY,
		PROPERTY_DISCRETE_OPS_LIST, DEFAULT_DISCRETE_OPS));
		}

		private void setDiscreteHistoryParameters(DeviceConfig.Properties p) {
		@@ -174,6 +185,13 @@ final class DiscreteRegistry {
		sDiscreteHistoryQuantization);
		}
		}
		if (p.getKeyset().contains(PROPERTY_DISCRETE_FLAGS)) {
		sDiscreteFlags = p.getInt(PROPERTY_DISCRETE_FLAGS, OP_FLAGS_DISCRETE);
		}
		if (p.getKeyset().contains(PROPERTY_DISCRETE_OPS_LIST)) {
		sDiscreteOps = parseOpsList(p.getString(PROPERTY_DISCRETE_OPS_LIST,
		DEFAULT_DISCRETE_OPS));
		}
		}

		private void createDiscreteAccessDir() {
		@@ -323,28 +341,13 @@ final class DiscreteRegistry {
		}

		public static boolean isDiscreteOp(int op, int uid, @AppOpsManager.OpFlags int flags) {
		if (!isDiscreteOp(op)) {
		return false;
		}
		if (!isDiscreteUid(uid)) {
		return false;
		}
		if ((flags & (OP_FLAGS_DISCRETE)) == 0) {
		if (!ArrayUtils.contains(sDiscreteOps, op)) {
		return false;
		}
		return true;
		}

		static boolean isDiscreteOp(int op) {
		if (op != OP_CAMERA && op != OP_RECORD_AUDIO && op != OP_FINE_LOCATION
		&& op != OP_COARSE_LOCATION) {
		if (uid < Process.FIRST_APPLICATION_UID) {
		return false;
		}
		return true;
		}

		static boolean isDiscreteUid(int uid) {
		if (uid < Process.FIRST_APPLICATION_UID) {
		if ((flags & (sDiscreteFlags)) == 0) {
		return false;
		}
		return true;
		@@ -876,6 +879,26 @@ final class DiscreteRegistry {
		}
		}

		private static int[] parseOpsList(String opsList) {
		String[] strArr;
		if (opsList.isEmpty()) {
		strArr = new String[0];
		} else {
		strArr = opsList.split(",");
		}
		int nOps = strArr.length;
		int[] result = new int[nOps];
		try {
		for (int i = 0; i < nOps; i++) {
		result[i] = Integer.parseInt(strArr[i]);
		}
		} catch (NumberFormatException e) {
		Slog.e(TAG, "Failed to parse Discrete ops list: " + e.getMessage());
		return parseOpsList(DEFAULT_DISCRETE_OPS);
		}
		return result;
		}

		private static List<DiscreteOpEvent> stableListMerge(List<DiscreteOpEvent> a,
		List<DiscreteOpEvent> b) {
		int nA = a.size();