libbinder: reverse connections
When connecting to an RPC client server, you can request to serve a
threadpool so that you can receive callbacks from it.
Future considerations:
- starting threads dynamically (likely very, very soon after this CL)
- combining threadpools (as needed)
Bug: 185167543
Test: binderRpcTest
Change-Id: I992959e963ebc1b3da2f89fdb6c1ec625cb51af4
diff --git a/libs/binder/tests/IBinderRpcCallback.aidl b/libs/binder/tests/IBinderRpcCallback.aidl
new file mode 100644
index 0000000..0336961
--- /dev/null
+++ b/libs/binder/tests/IBinderRpcCallback.aidl
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2021 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.
+ */
+
+interface IBinderRpcCallback {
+ void sendCallback(@utf8InCpp String str);
+ oneway void sendOnewayCallback(@utf8InCpp String str);
+}