lostSize = *(uint32_t*)(tf->buffer + tf->block_size - sizeof(uint32_t));
tf->a_block_end=(BlockEnd *)(tf->buffer + tf->block_size -
lostSize + EVENT_HEADER_SIZE);
lostSize = *(uint32_t*)(tf->buffer + tf->block_size - sizeof(uint32_t));
tf->a_block_end=(BlockEnd *)(tf->buffer + tf->block_size -
lostSize + EVENT_HEADER_SIZE);