trace/control-internal.h

   1 /*
   2  * Interface for configuring and controlling the state of tracing events.
   3  *
   4  * Copyright (C) 2011-2014 Lluís Vilanova <vilanova@ac.upc.edu>
   5  *
   6  * This work is licensed under the terms of the GNU GPL, version 2 or later.
   7  * See the COPYING file in the top-level directory.
   8  */
   9
  10 #ifndef TRACE__CONTROL_INTERNAL_H
  11 #define TRACE__CONTROL_INTERNAL_H
  12
  13 #include <string.h>
  14
  15
  16 extern TraceEvent trace_events[];
  17
  18
  19 static inline TraceEventID trace_event_count(void)
  20 {
  21     return TRACE_EVENT_COUNT;
  22 }
  23
  24 static inline TraceEvent *trace_event_id(TraceEventID id)
  25 {
  26     assert(id < trace_event_count());
  27     return &trace_events[id];
  28 }
  29
  30 static inline bool trace_event_is_pattern(const char *str)
  31 {
  32     assert(str != NULL);
  33     return strchr(str, '*') != NULL;
  34 }
  35
  36 static inline TraceEventID trace_event_get_id(TraceEvent *ev)
  37 {
  38     assert(ev != NULL);
  39     return ev->id;
  40 }
  41
  42 static inline const char * trace_event_get_name(TraceEvent *ev)
  43 {
  44     assert(ev != NULL);
  45     return ev->name;
  46 }
  47
  48 static inline bool trace_event_get_state_static(TraceEvent *ev)
  49 {
  50     assert(ev != NULL);
  51     return ev->sstate;
  52 }
  53
  54 static inline bool trace_event_get_state_dynamic(TraceEvent *ev)
  55 {
  56     assert(ev != NULL);
  57     return ev->dstate;
  58 }
  59
  60 static inline void trace_event_set_state_dynamic(TraceEvent *ev, bool state)
  61 {
  62     assert(ev != NULL);
  63     assert(trace_event_get_state_static(ev));
  64     ev->dstate = state;
  65 }
  66
  67 #endif  /* TRACE__CONTROL_INTERNAL_H */