Exemplo n.º 1
0
int compression_function(int oper)
{
    struct s_blockinfo blkinfo;
    s64 blknum;
    int res;

    while (queue_get_end_of_queue(g_queue) == false)
    {
        if ((blknum = queue_get_first_block_todo(g_queue, &blkinfo)) > 0) // block found
        {
            switch (oper)
            {
                case COMPTHR_COMPRESS:
                    res = compress_block_generic(&blkinfo);
                    break;
                case COMPTHR_DECOMPRESS:
                    res = decompress_block_generic(&blkinfo);
                    break;
                default:
                    set_status(STATUS_FAILED, "invalid oper");
                    goto thread_comp_fct_cleanup;
            }

            // don't check for errors: it's normal to fail when we terminate after a problem
            queue_replace_block(g_queue, blknum, &blkinfo, QITEM_STATUS_DONE);
        }
    }

thread_comp_fct_cleanup:
    msgprintf(MSG_DEBUG1, "THREAD-COMP: exit\n");
    return 0;
}
Exemplo n.º 2
0
int compression_function(int oper)
{
    struct s_blockinfo blkinfo;
    s64 blknum;
    int res;
    
    while (queue_get_end_of_queue(&g_queue)==false)
    {
        if ((blknum=queue_get_first_block_todo(&g_queue, &blkinfo))>0) // block found
        {
            switch (oper)
            {
                case COMPTHR_COMPRESS:
                    res=compress_block_generic(&blkinfo);
                    break;
                case COMPTHR_DECOMPRESS:
                    res=decompress_block_generic(&blkinfo);
                    break;
                default:
                    errprintf("oper is invalid: %d\n", oper);
                    goto thread_comp_fct_error;
            }
            if (res!=0)
            {   msgprintf(MSG_STACK, "compress_block()=%d failed\n", res);
                goto thread_comp_fct_error;
            }
            // don't check for errors: it's normal to fail when we terminate after a problem
            queue_replace_block(&g_queue, blknum, &blkinfo, QITEM_STATUS_DONE);
        }
    }
    
    msgprintf(MSG_DEBUG1, "THREAD-COMP: exit success\n");
    return 0;
    
thread_comp_fct_error:
    get_stopfillqueue();
    msgprintf(MSG_DEBUG1, "THREAD-COMP: exit error\n");
    return 0;
}