Usb: HIDL: UsbGadget hal
Hal interface for runtime management of USB gadget confiuguration.
Bug: 63669128
Test: Manually tested usb gadget hal for usb configurations
Change-Id: I1913dd5b99fdf4d710a2b0695c616c1d27575c53
diff --git a/usb/gadget/1.0/IUsbGadgetCallback.hal b/usb/gadget/1.0/IUsbGadgetCallback.hal
new file mode 100644
index 0000000..8876abb
--- /dev/null
+++ b/usb/gadget/1.0/IUsbGadgetCallback.hal
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2017 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.usb.gadget@1.0;
+
+interface IUsbGadgetCallback {
+ /**
+ * Callback function used to propagate the status of configuration
+ * switch to the caller.
+ *
+ * @param functions list of functions defined by GadgetFunction
+ * included in the current USB gadget composition.
+ * @param status SUCCESS when the functions are applied.
+ * FUNCTIONS_NOT_SUPPORTED when the configuration is
+ * not supported.
+ * ERROR otherwise.
+ */
+ oneway setCurrentUsbFunctionsCb(bitfield<GadgetFunction> functions,
+ Status status);
+
+ /**
+ * Callback function used to propagate the current USB gadget
+ * configuration.
+ * @param functions list of functions defined by GadgetFunction
+ * included in the current USB gadget composition.
+ * @param status FUNCTIONS_APPLIED when list of functions have been
+ * applied.
+ * FUNCTIONS_NOT_APPLIED when the functions have not
+ * been applied.
+ * ERROR otherwise.
+ */
+ oneway getCurrentUsbFunctionsCb(bitfield<GadgetFunction> functions,
+ Status status);
+};