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oscl_thread.h

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// -*- c++ -*-
// = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =

//                  OSCL_T H R E A D (T H R E A D  I M P L E M E N T A T I O N)

// = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =

// Definition file for OSCL Threads
#ifndef OSCL_THREAD_H_INCLUDED
#define OSCL_THREAD_H_INCLUDED

#ifndef OSCLCONFIG_PROC_H_INCLUDED
#include "osclconfig_proc.h"
#endif

#ifndef OSCL_PROCSTATUS_H_INCLUDED
#include "oscl_procstatus.h"
#endif

#ifndef OSCL_BASE_H_INCLUDED
#include "oscl_base.h"
#endif


// Thread state on creation
enum OsclThread_State
{
    Start_on_creation
    , Suspend_on_creation
};

// Enumerated Priority Values
enum OsclThreadPriority
{
    ThreadPriorityLowest
    , ThreadPriorityLow
    , ThreadPriorityBelowNormal
    , ThreadPriorityNormal
    , ThreadPriorityAboveNormal
    , ThreadPriorityHighest
    , ThreadPriorityTimeCritical
};

//thread function pointer type.
typedef TOsclThreadFuncRet(OSCL_THREAD_DECL *TOsclThreadFuncPtr)(TOsclThreadFuncArg);

class OsclThread
{

    public:

        OSCL_IMPORT_REF OsclThread();

        OSCL_IMPORT_REF ~OsclThread();

        OSCL_IMPORT_REF OsclProcStatus::eOsclProcError Create(TOsclThreadFuncPtr func,
                int32 stack_size,
                TOsclThreadFuncArg argument,
                OsclThread_State state = Start_on_creation);

        OSCL_IMPORT_REF static void Exit(OsclAny* exitcode);

        OSCL_IMPORT_REF static void EnableKill();

        OSCL_IMPORT_REF OsclProcStatus::eOsclProcError GetPriority(OsclThreadPriority& refThreadPriority);

        OSCL_IMPORT_REF OsclProcStatus::eOsclProcError SetPriority(OsclThreadPriority ePriority);

        OSCL_IMPORT_REF OsclProcStatus::eOsclProcError Suspend();

        OSCL_IMPORT_REF OsclProcStatus::eOsclProcError Resume();

        OSCL_IMPORT_REF OsclProcStatus::eOsclProcError Terminate(OsclAny* exitcode);


        OSCL_IMPORT_REF static OsclProcStatus::eOsclProcError GetId(TOsclThreadId& refThreadId);

        OSCL_IMPORT_REF static bool CompareId(TOsclThreadId &t1, TOsclThreadId &t2);

        OSCL_IMPORT_REF static void SleepMillisec(const int32 msec);

    private:

        OsclProcStatus::eOsclProcError MapOsclError(int16 error);


        TOsclMutexObject mutex;
        TOsclConditionObject  condition;
        uint8 suspend;



        TOsclThreadObject ObjThread;
        bool bCreated;

};

#endif

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