lttng-xenomai/LinuxTraceToolkitViewer-0.8.61-xenoltt/ltt/facility.h

   1 /* This file is part of the Linux Trace Toolkit trace reading library
   2  * Copyright (C) 2003-2004 Michel Dagenais
   3  *               2006 Mathieu Desnoyers
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License Version 2.1 as published by the Free Software Foundation.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifndef FACILITY_H
  21 #define FACILITY_H
  22
  23 #include <ltt/ltt.h>
  24
  25 /* Facilities are obtained from an opened trace. The structures associated
  26    with a facility are released when the trace is closed. Each facility
  27    is characterized by its name and checksum. */
  28
  29 GQuark ltt_facility_name(LttFacility *f);
  30
  31 guint32 ltt_facility_checksum(LttFacility *f);
  32
  33 /* open facility */
  34 int ltt_facility_open(LttFacility *f, LttTrace * t, gchar * pathname);
  35
  36 /* Discover the event types within the facility. The event type integer id
  37    relative to the trace is from 0 to nb_event_types - 1. The event
  38    type id within the trace is the relative id + the facility base event
  39    id. */
  40
  41 unsigned ltt_facility_base_id(LttFacility *f);
  42
  43 guint8 ltt_facility_eventtype_number(LttFacility *f);
  44
  45 LttEventType *ltt_facility_eventtype_get(LttFacility *f, guint8 i);
  46
  47 LttEventType *ltt_facility_eventtype_get_by_name(LttFacility *f, GQuark name);
  48
  49 void ltt_facility_close(LttFacility *f);
  50
  51 #endif // FACILITY_H
  52