lshal: add wait command
Waits for an interface to start (e.g. for scripting certain tests).
Fixes: 135956088
Test: the following
$ adb shell lshal wait android.hardware.nfc@1.0::INfc/foo
Service not found (missing permissions or not in VINTF manifest?).
$ echo $?
128
$ adb shell lshal wait android.hardware.nfc@1.0::INfc/default
$ echo $?
0
Test: lshal_test
Change-Id: I355fc33f9e46bac573a38425205e8db81f19a36e
diff --git a/cmds/lshal/WaitCommand.h b/cmds/lshal/WaitCommand.h
new file mode 100644
index 0000000..c9f67c2
--- /dev/null
+++ b/cmds/lshal/WaitCommand.h
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2019 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.
+ */
+
+#pragma once
+
+#include <string>
+
+#include <android-base/macros.h>
+
+#include "Command.h"
+#include "utils.h"
+
+namespace android {
+namespace lshal {
+
+class Lshal;
+
+class WaitCommand : public Command {
+public:
+ explicit WaitCommand(Lshal &lshal) : Command(lshal) {}
+ ~WaitCommand() = default;
+ Status main(const Arg &arg) override;
+ void usage() const override;
+ std::string getSimpleDescription() const override;
+ std::string getName() const override;
+private:
+ Status parseArgs(const Arg &arg);
+
+ std::string mInterfaceName;
+
+ DISALLOW_COPY_AND_ASSIGN(WaitCommand);
+};
+
+
+} // namespace lshal
+} // namespace android