65 lines
1.8 KiB
C++
65 lines
1.8 KiB
C++
/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _CONTROLLER_H
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#define _CONTROLLER_H
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#include <unistd.h>
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#include <sys/types.h>
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#include "../../../frameworks/base/include/utils/List.h"
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#include "PropertyCollection.h"
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class Controller {
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private:
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const char *mName;
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const char *mPropertyPrefix;
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PropertyCollection *mProperties;
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bool mEnabled;
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public:
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Controller(const char *name, const char *prefix);
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virtual ~Controller() {}
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virtual int start();
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virtual int stop();
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virtual const PropertyCollection &getProperties();
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virtual int setProperty(const char *name, char *value);
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virtual const char *getProperty(const char *name, char *buffer, size_t maxsize);
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const char *getName() { return mName; }
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const char *getPropertyPrefix() { return mPropertyPrefix; }
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protected:
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int loadKernelModule(char *modpath, const char *args);
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bool isKernelModuleLoaded(const char *modtag);
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int unloadKernelModule(const char *modtag);
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int registerProperty(const char *name);
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int unregisterProperty(const char *name);
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private:
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void *loadFile(char *filename, unsigned int *_size);
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virtual int enable() = 0;
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virtual int disable() = 0;
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};
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typedef android::List<Controller *> ControllerCollection;
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#endif
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