cmd.cmd = htobe32(LTTNG_VIEWER_GET_PACKET);
cmd.data_size = sizeof(rq);
cmd.cmd_version = 0;
memset(&rq, 0, sizeof(rq));
rq.stream_id = htobe64(stream->id);
cmd.cmd = htobe32(LTTNG_VIEWER_GET_PACKET);
cmd.data_size = sizeof(rq);
cmd.cmd_version = 0;
memset(&rq, 0, sizeof(rq));
rq.stream_id = htobe64(stream->id);