task.hpp

#ifndef MAMMUT_PROCESS_HPP_
#define MAMMUT_PROCESS_HPP_

#include "../module.hpp"
#include "../topology/topology.hpp"

#include "sys/resource.h"
#define MAMMUT_PROCESS_PRIORITY_MIN 0
#define MAMMUT_PROCESS_PRIORITY_MAX (PRIO_MAX - PRIO_MIN)

namespace mammut{
namespace task{

typedef pid_t TaskId;

class Task{
public:
    virtual bool getCoreUsage(double& coreUsage) const = 0; //TODO: Time AND percentage

    virtual bool resetCoreUsage() = 0;

    virtual bool getPriority(uint& priority) const = 0;

    virtual bool setPriority(uint priority) const = 0;

    virtual bool getVirtualCoreId(topology::VirtualCoreId& virtualCoreId) const = 0;

    virtual bool move(const topology::Cpu* cpu) const = 0;

    virtual bool move(const topology::PhysicalCore* physicalCore) const = 0;

    virtual bool move(const topology::VirtualCore* virtualCore) const = 0;

    virtual bool move(topology::VirtualCoreId virtualCoreId) const = 0;

    virtual bool move(const std::vector<const topology::VirtualCore*> virtualCores) const = 0;

    virtual bool move(const std::vector<topology::VirtualCoreId> virtualCoresIds) const = 0;

    virtual ~Task(){;}
};

class ThreadHandler: public virtual Task{
public:
    virtual ~ThreadHandler(){;}
};

class ProcessHandler: public virtual Task{
public:
    virtual std::vector<TaskId> getActiveThreadsIdentifiers() const = 0;

    virtual ThreadHandler* getThreadHandler(TaskId tid) const = 0;

    virtual void releaseThreadHandler(ThreadHandler* thread) const = 0;

    virtual ~ProcessHandler(){;}
};

class TasksManager: public Module{
    MAMMUT_MODULE_DECL(TasksManager)
public:
    virtual std::vector<TaskId> getActiveProcessesIdentifiers() const = 0;

    virtual ProcessHandler* getProcessHandler(TaskId pid) const = 0;

    virtual void releaseProcessHandler(ProcessHandler* process) const = 0;

    virtual ThreadHandler* getThreadHandler(TaskId pid, TaskId tid) const = 0;

    virtual ThreadHandler* getThreadHandler() const = 0;

    virtual void releaseThreadHandler(ThreadHandler* thread) const = 0;
};

}
}

#endif /* MAMMUT_PROCESS_HPP_ */