You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
83 lines
1.9 KiB
83 lines
1.9 KiB
/*
|
|
* 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_
|