src/bin/lttng-sessiond/jul.h

   1 /*
   2  * Copyright (C) 2013 - David Goulet <dgoulet@efficios.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the GNU General Public License, version 2 only, as
   6  * published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it will be useful, but WITHOUT
   9  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  10  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  11  * more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along with
  14  * this program; if not, write to the Free Software Foundation, Inc., 51
  15  * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  16  */
  17
  18 #ifndef _JUL_H
  19 #define _JUL_H
  20
  21 #include <common/hashtable/hashtable.h>
  22 #include <lttng/lttng.h>
  23
  24 /*
  25  * Java Util Logging event representation.
  26  */
  27 struct jul_event {
  28         /*
  29          * Name of the event which is directly mapped to a Logger object name in
  30          * the JUL API.
  31          */
  32         char name[LTTNG_SYMBOL_NAME_LEN];
  33
  34         /*
  35          * Tells if the event is enabled or not on the JUL Agent.
  36          */
  37         unsigned int enabled:1;
  38
  39         /*
  40          * Hash table nodes of the JUL domain. Indexed by name string.
  41          */
  42         struct lttng_ht_node_str node;
  43 };
  44
  45 /*
  46  * Top level data structure in a UST session containing JUL event name created
  47  * for it.
  48  */
  49 struct jul_domain {
  50         /*
  51          * Contains JUL event indexed by name.
  52          */
  53         struct lttng_ht *events;
  54 };
  55
  56 int jul_init_domain(struct jul_domain *dom);
  57 struct jul_event *jul_create_event(const char *name);
  58 void jul_add_event(struct jul_event *event, struct jul_domain *dom);
  59 struct jul_event *jul_find_by_name(const char *name, struct jul_domain *dom);
  60 void jul_delete_event(struct jul_event *event, struct jul_domain *dom);
  61 void jul_destroy_event(struct jul_event *event);
  62 void jul_destroy_domain(struct jul_domain *dom);
  63
  64 #endif /* _JUL_H */