src/bin/lttng-relayd/cmd-2-4.c

   1 /*
   2  * Copyright (C) 2013 - Julien Desfossez <jdesfossez@efficios.com>
   3  *                      David Goulet <dgoulet@efficios.com>
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License, version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  12  * more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program; if not, write to the Free Software Foundation, Inc., 51
  16  * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #define _GNU_SOURCE
  20 #define _LGPL_SOURCE
  21 #include <assert.h>
  22 #include <string.h>
  23
  24 #include <common/common.h>
  25 #include <common/sessiond-comm/relayd.h>
  26
  27 #include <common/compat/endian.h>
  28
  29 #include "cmd-generic.h"
  30 #include "lttng-relayd.h"
  31
  32 int cmd_create_session_2_4(struct relay_connection *conn,
  33                 struct relay_session *session)
  34 {
  35         int ret;
  36         struct lttcomm_relayd_create_session_2_4 session_info;
  37
  38         assert(conn);
  39         assert(session);
  40
  41         ret = cmd_recv(conn->sock, &session_info, sizeof(session_info));
  42         if (ret < 0) {
  43                 ERR("Unable to recv session info version 2.4");
  44                 goto error;
  45         }
  46
  47         strncpy(session->session_name, session_info.session_name,
  48                         sizeof(session->session_name));
  49         strncpy(session->hostname, session_info.hostname,
  50                         sizeof(session->hostname));
  51         session->live_timer = be32toh(session_info.live_timer);
  52         session->snapshot = be32toh(session_info.snapshot);
  53
  54         ret = 0;
  55
  56 error:
  57         return ret;
  58 }