func: static int curl_sock_cb(CURL *curl, curl_socket_t fd, int action,
  
                          void *s, void *sp)
  
  {
  
      DPRINTF("CURL (AIO): Sock action %d on fd %d\n", action, fd);
  
      switch (action) {
  
          case CURL_POLL_IN:
  
              qemu_aio_set_fd_handler(fd, curl_multi_do, NULL, s);
  
              break;
  
          case CURL_POLL_OUT:
  
              qemu_aio_set_fd_handler(fd, NULL, curl_multi_do, s);
  
              break;
  
          case CURL_POLL_INOUT:
  
              qemu_aio_set_fd_handler(fd, curl_multi_do, curl_multi_do, s);
  
              break;
  
          case CURL_POLL_REMOVE:
  
              qemu_aio_set_fd_handler(fd, NULL, NULL, NULL);
  
              break;
  
      }
  
  
  
      return 0;
  
  }
  