Example #1
0
LsShmOffset_t ShmPrivatePurgeData::addUpdate(purgeinfo_t *pInfo)
{
    shm_purgedata_t *pData;
    shm_privpurgedata_t *pList =
        (shm_privpurgedata_t *)m_pool->offset2ptr(m_shmoff);

    lock();

    pList->x_tmLastUpdate = DateTime::s_curTime;

    LsShmOffset_t offData = pList->x_listhead;
    while (offData != 0)
    {
        pData = (shm_purgedata_t *)m_pool->offset2ptr(offData);
        if (pData->x_purgeinfo.idTag == pInfo->idTag)
            break;
        offData = pData->x_offNext;
    }
    if (offData == 0)
    {
        int remapped = 0;
        offData = m_pool->alloc2(sizeof(shm_purgedata_t), remapped);
        if (remapped)
            pList = (shm_privpurgedata_t *)m_pool->offset2ptr(m_shmoff);

        if (offData != 0)
        {
            pData = (shm_purgedata_t *)m_pool->offset2ptr(offData);
            pData->x_offNext = pList->x_listhead;
            pList->x_listhead = offData;
        }
        else
        {
            unlock();
            return 0;
        }
    }
    memmove(&pData->x_purgeinfo, pInfo, sizeof(*pInfo));

    unlock();

    return offData;
}
Example #2
0
void    testShmAlloc(LsShm * shm)
{
    register testShm_t *   p;
    register int i;
    
    if (shm->status() != LSSHM_READY)
    {
        fprintf(debugBase::fp(), "LsShm %p NOTREADY %d\n",
                shm,shm->status());
        return;
    }
        
    LsShmPool   *pool = LsShmPool::get(shm, LSI_SHM_POOL_NAME);
    if (pool->status() != LSSHM_READY)
    {
        fprintf(debugBase::fp(), "LsShmPool %p NOTREADY %d\n",
                shm,shm->status());
        return;
    }
        
    p = tArray;
    for (i = 0; i < (int)(sizeof(tArray)/sizeof(testShm_t)); i++)
    {
        p->roundsize = debugBase::roundPageSize(pool, p->size),
        fprintf(debugBase::fp(), "\nALLOC TEST %d SIZE %X\n", i, p->roundsize);
        int remapped = 0;
        if (!(p->offset = pool->alloc2(p->size, remapped)))
        {
            fprintf( debugBase::fp(), "ABORT: NO MEORY alloc2 [%8X %8X]\n", 
                 p->size,
                 p->roundsize);
            abort();
        }
        fprintf( debugBase::fp(), "ALLOC %8X %8X -> %8X %8X %s\n", 
                 p->offset,
                 p->size,
                 p->expected,
                 p->roundsize,
                 (p->offset == p->expected) ? "GOOD" : "BAD "
               );
        p++;
        debugBase::dumpShm(pool, 0, NULL);
        fflush(debugBase::fp());
    }
    
    p = tArray;
    i = rand() % (int)((sizeof(tArray)/sizeof(testShm_t)));
    for (; i < (int)(sizeof(tArray)/sizeof(testShm_t)); )
    {
        if (i & 0x1)
        {
            fprintf(debugBase::fp(), "\nFREE TEST %d [%8X %8X] \n", 
                    i, p->offset, p->roundsize);
            pool->release2(p->offset, p->size);
            debugBase::dumpShm(pool, 0, NULL);
            fflush(debugBase::fp());
        }
        p++;
        i++;
    }
    
    p = tArray;
    
    i = rand() % (int)((sizeof(tArray)/sizeof(testShm_t)));
    for (; i < (int)(sizeof(tArray)/sizeof(testShm_t)); )
    {
        if (!(i & 0x1))
        {
            fprintf(debugBase::fp(), "\nFREE TEST %d [%8X %8X] \n", 
                    i, p->offset, p->roundsize);
            pool->release2(p->offset, p->size);
            debugBase::dumpShm(pool, 0, NULL);
            fflush(debugBase::fp());
        }
        p++;
        i++;
    }
    
    fflush(debugBase::fp());
}