Introduce Radio Hal Device Capabilities

* Asks the device what set of capabilities are supported on the device
  with respect to the Radio Hal
* The capabilities struct is left empty and will be filled
  in once the first set of radio hal capabilities are nailed down later
  in Android S

Test: Added cts, ran cts, and std tests
Bug: 163085807
Change-Id: I867f26bc649005e89ebf7a0b74f6fbeb2f44ac93
diff --git a/radio/config/1.3/IRadioConfigResponse.hal b/radio/config/1.3/IRadioConfigResponse.hal
new file mode 100644
index 0000000..863754f
--- /dev/null
+++ b/radio/config/1.3/IRadioConfigResponse.hal
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.hardware.radio.config@1.3;
+
+import android.hardware.radio@1.6::RadioResponseInfo;
+import @1.2::IRadioConfigResponse;
+import HalDeviceCapabilities;
+
+/**
+ * Interface declaring response functions to solicited radio config requests.
+ */
+interface IRadioConfigResponse extends @1.2::IRadioConfigResponse {
+    /**
+     * @param info Response info struct containing response type, serial no. and error
+     * @param capabilities Capabilities struct containing the capabilities of the
+     * device related to the Radio HAL
+     *
+     * Valid errors returned:
+     *   RadioError:NONE
+     *   RadioError:RADIO_NOT_AVAILABLE
+     *   RadioError:INTERNAL_ERR
+     */
+    oneway getHalDeviceCapabilitiesResponse(RadioResponseInfo info,
+        HalDeviceCapabilities capabilities);
+};