Merge "Avoid logging text string TLV objects in TERMINAL RESPONSE" (39167630) · Commits · e / os / android_frameworks_opt_telephony

src/java/com/android/internal/telephony/RIL.java

+30 −1

Original line number	Diff line number	Diff line
		@@ -86,6 +86,8 @@ import android.util.Log;
		import android.util.SparseArray;

		import com.android.internal.annotations.VisibleForTesting;
		import com.android.internal.telephony.cat.ComprehensionTlv;
		import com.android.internal.telephony.cat.ComprehensionTlvTag;
		import com.android.internal.telephony.cdma.CdmaInformationRecords;
		import com.android.internal.telephony.cdma.CdmaSmsBroadcastConfigInfo;
		import com.android.internal.telephony.dataconnection.DataCallResponse;
		@@ -2035,7 +2037,7 @@ public class RIL extends BaseCommands implements CommandsInterface {

		if (RILJ_LOGD) {
		riljLog(rr.serialString() + "> " + requestToString(rr.mRequest) + " contents = "
		+ contents);
		+ (Build.IS_DEBUGGABLE ? contents : censoredTerminalResponse(contents)));
		}

		try {
		@@ -2047,6 +2049,33 @@ public class RIL extends BaseCommands implements CommandsInterface {
		}
		}

		private String censoredTerminalResponse(String terminalResponse) {
		try {
		byte[] bytes = IccUtils.hexStringToBytes(terminalResponse);
		if (bytes != null) {
		List<ComprehensionTlv> ctlvs = ComprehensionTlv.decodeMany(bytes, 0);
		int from = 0;
		for (ComprehensionTlv ctlv : ctlvs) {
		// Find text strings which might be personal information input by user,
		// then replace it with "********".
		if (ComprehensionTlvTag.TEXT_STRING.value() == ctlv.getTag()) {
		byte[] target = Arrays.copyOfRange(ctlv.getRawValue(), from,
		ctlv.getValueIndex() + ctlv.getLength());
		terminalResponse = terminalResponse.toLowerCase().replace(
		IccUtils.bytesToHexString(target), "********");
		}
		// The text string tag and the length field should also be hidden.
		from = ctlv.getValueIndex() + ctlv.getLength();
		}
		}
		} catch (Exception e) {
		Rlog.e(RILJ_LOG_TAG, "Could not censor the terminal response: " + e);
		terminalResponse = null;
		}

		return terminalResponse;
		}

		@Override
		public void sendEnvelopeWithStatus(String contents, Message result) {
		IRadio radioProxy = getRadioProxy(result);

src/java/com/android/internal/telephony/cat/ComprehensionTlv.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -29,7 +29,7 @@ import java.util.List;
		*
		* {@hide}
		*/
		class ComprehensionTlv {
		public class ComprehensionTlv {
		private static final String LOG_TAG = "ComprehensionTlv";
		private int mTag;
		private boolean mCr;