exec/stats.h

   1 /*
   2  * Copyright (c) 2017 Red Hat, Inc.
   3  *
   4  * All rights reserved.
   5  *
   6  * Authors: Christine Caulfield (ccaulfie@redhat.com)
   7  *
   8  * This software licensed under BSD license, the text of which follows:
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions are met:
  12  *
  13  * - Redistributions of source code must retain the above copyright notice,
  14  *   this list of conditions and the following disclaimer.
  15  * - Redistributions in binary form must reproduce the above copyright notice,
  16  *   this list of conditions and the following disclaimer in the documentation
  17  *   and/or other materials provided with the distribution.
  18  * - Neither the name of the MontaVista Software, Inc. nor the names of its
  19  *   contributors may be used to endorse or promote products derived from this
  20  *   software without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTIBUTORS "AS IS"
  23  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  26  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  29  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  30  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  31  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  32  * THE POSSIBILITY OF SUCH DAMAGE.
  33  */
  34
  35 cs_error_t stats_map_init(const struct corosync_api_v1 *api);
  36
  37 cs_error_t stats_map_get(const char *key_name,
  38                    void *value,
  39                    size_t *value_len,
  40                    icmap_value_types_t *type);
  41
  42 cs_error_t stats_map_set(const char *key_name,
  43                    const void *value,
  44                    size_t value_len,
  45                    icmap_value_types_t type);
  46
  47 cs_error_t stats_map_adjust_int(const char *key_name, int32_t step);
  48
  49 cs_error_t stats_map_delete(const char *key_name);
  50
  51 int stats_map_is_key_ro(const char *key_name);
  52
  53 icmap_iter_t stats_map_iter_init(const char *prefix);
  54 const char *stats_map_iter_next(icmap_iter_t iter, size_t *value_len, icmap_value_types_t *type);
  55 void stats_map_iter_finalize(icmap_iter_t iter);
  56
  57 cs_error_t stats_map_track_add(const char *key_name,
  58                          int32_t track_type,
  59                          icmap_notify_fn_t notify_fn,
  60                          void *user_data,
  61                          icmap_track_t *icmap_track);
  62
  63 cs_error_t stats_map_track_delete(icmap_track_t icmap_track);
  64 void *stats_map_track_get_user_data(icmap_track_t icmap_track);
  65
  66 void stats_trigger_trackers(void);
  67
  68
  69 void stats_ipcs_add_connection(int service_id, uint32_t pid, void *ptr);
  70 void stats_ipcs_del_connection(int service_id, uint32_t pid, void *ptr);
  71 cs_error_t cs_ipcs_get_conn_stats(int service_id, uint32_t pid, void *conn_ptr, struct ipcs_conn_stats *ipcs_stats);
  72
  73 void stats_add_schedmiss_event(uint64_t, float delay);