예제 #1
0
/**************************************************************************
 Split the attribute block into chunks and send them over pconn.
**************************************************************************/
void send_attribute_block(const struct player *pplayer,
			  struct connection *pconn)
{
  struct packet_player_attribute_chunk packet;
  int current_chunk, chunks, bytes_left;

  if (!pplayer || !pplayer->attribute_block.data) {
    return;
  }

  fc_assert_ret(pplayer->attribute_block.length > 0
                && pplayer->attribute_block.length < MAX_ATTRIBUTE_BLOCK);

  chunks =
      (pplayer->attribute_block.length - 1) / ATTRIBUTE_CHUNK_SIZE + 1;
  bytes_left = pplayer->attribute_block.length;

  connection_do_buffer(pconn);

  for (current_chunk = 0; current_chunk < chunks; current_chunk++) {
    int size_of_current_chunk = MIN(bytes_left, ATTRIBUTE_CHUNK_SIZE);

    packet.offset = ATTRIBUTE_CHUNK_SIZE * current_chunk;
    packet.total_length = pplayer->attribute_block.length;
    packet.chunk_length = size_of_current_chunk;

    memcpy(packet.data,
	   (char *) (pplayer->attribute_block.data) + packet.offset,
	   packet.chunk_length);
    bytes_left -= packet.chunk_length;

    if (packet.chunk_length < ATTRIBUTE_CHUNK_SIZE) {
      /* Last chunk is not full. Make sure that delta does
       * not use random data. */
      memset(packet.data + packet.chunk_length, 0,
             ATTRIBUTE_CHUNK_SIZE - packet.chunk_length);
    }

    send_packet_player_attribute_chunk(pconn, &packet);
  }

  connection_do_unbuffer(pconn);
}
예제 #2
0
void conn_list_do_unbuffer(struct conn_list *dest)
{
  conn_list_iterate(dest, pconn)
    connection_do_unbuffer(pconn);
  conn_list_iterate_end;
}