Aa::Aa(void)
{
init();
}
Aa::~Aa()
{
m_bStop = true;
sem_destroy(&m_semFull);   
sem_destroy(&m_semEmpty); 
}

bool Aa::init()
{
sem_init(&m_semFull, 0, 0);   
sem_init(&m_semEmpty, 0, 1);   
// add end  
//   Create   a   thread   to   serve   each   pipe   instance 
        //sleep(1);
int ret= pthread_create( &fn, NULL, thr_rev, (void*)this );    
if(ret!=0)
{

return false;
}
else
{

}
ret= pthread_create( &fn, NULL, thr_snd,(void*)this);    
if(ret != 0)
{

return false;
}
else
{

} 
return true;
}
void * Aa::thr_rev( void *arg )
{

int readfifo,writefifo,readfd,writefd, dummyfd;
        
if((mkfifo(”abcd”,O_CREAT|0666)m_PipeName,O_RDWR, 0 );
        // dummyfd = open( pProcessCom->m_PipeName,O_WRONLY, 0 );
while(1)
{
          
if(read( readfd, &recbuf, sizeof(recbuf.msgHead.iLength))>0 )   
{   
                  if( read( readfd, &(recbuf.msgHead.iMsgID), recbuf.msgHead.iLength+sizeof(int))>0 )
{


}
                        memset( &recbuf ,0 , sizeof(sRecbuf) );
}   
}
         //close(readfd);
        // unlink(pProcessCom->m_PipeName);
return NULL;
}


bool Aa::send(sf_pid pid, int siCmd, const char* text, int length)
{

        sem_wait( &m_semEmpty );
     
sprintf(m_pSndPara->tempPipeName, "%s%da",m_pathName,pid);
sem_post( &m_semFull );
return true;
}


void * Aa::thr_snd( void *arg ) 
{  
CLogManager *pLogMgr = NULL;
CModuleLog  *pLog    = NULL;
Aa* pProCom = ( Aa* )(arg);
pthread_detach(pthread_self());

while( true )
{

sem_wait( &(pProCom->m_semFull) );
                printf("pipe is null!n");

int writefd = open( pProCom->m_pSndPara->tempPipeName, O_WRONLY|O_NONBLOCK, 0 );

if( writefd == -1 )
{

sem_post( &(pProCom->m_semFull) );
continue;
}


int ret = write( writefd,pTemp, pProCom->m_pSndPara->msg.msgHead.iLength + 2*sizeof(int));

                close(writefd);
               // sleep(1);
sem_post( &(pProCom->m_semEmpty) );
}
return NULL;
}

Mark