Move Codec2-related code from hardware/google/av
Test: None
Bug: 112362730
Change-Id: Ie2f8ff431d65c40333f267ab9877d47089adeea4
diff --git a/media/codec2/faultinjection/SimpleMethodState.h b/media/codec2/faultinjection/SimpleMethodState.h
new file mode 100644
index 0000000..dc0459d
--- /dev/null
+++ b/media/codec2/faultinjection/SimpleMethodState.h
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+#ifndef SIMPLE_METHOD_STATE_H_
+#define SIMPLE_METHOD_STATE_H_
+
+#include <C2.h>
+
+namespace android {
+
+/**
+ * State for a simple method which returns c2_status_t and takes no parameters.
+ */
+class SimpleMethodState {
+public:
+ enum Mode {
+ // Execute the normal operation
+ EXECUTE,
+ // Don't do anything
+ NO_OP,
+ // Hang; never return
+ HANG,
+ };
+
+ /**
+ * Injecter class that modifies the internal states of this class.
+ */
+ class Injecter {
+ public:
+ explicit Injecter(SimpleMethodState *thiz);
+
+ /**
+ * Hang the operation.
+ */
+ void hang();
+
+ /**
+ * Fail the operation with given params.
+ *
+ * \param err error code to replace the actual return value
+ * \param execute whether the wrapper should execute the operation
+ */
+ void fail(c2_status_t err, bool execute = false);
+
+ private:
+ SimpleMethodState *const mThiz;
+ };
+
+ SimpleMethodState();
+
+ /**
+ * Get execution mode.
+ */
+ Mode getMode() const;
+
+ /**
+ * Override result from running the operation if configured so.
+ */
+ bool overrideResult(c2_status_t *result) const;
+
+private:
+ Mode mMode;
+ bool mOverride;
+ c2_status_t mResultOverride;
+};
+
+} // namespace android
+
+#endif // SIMPLE_METHOD_STATE_H_