simpletrace.h

   1 /*
   2  * Simple trace backend
   3  *
   4  * Copyright IBM, Corp. 2010
   5  *
   6  * This work is licensed under the terms of the GNU GPL, version 2.  See
   7  * the COPYING file in the top-level directory.
   8  *
   9  */
  10
  11 #ifndef SIMPLETRACE_H
  12 #define SIMPLETRACE_H
  13
  14 #include <stdint.h>
  15 #include <stdbool.h>
  16 #include <stdio.h>
  17
  18 typedef uint64_t TraceEventID;
  19
  20 typedef struct {
  21     const char *tp_name;
  22     bool state;
  23 } TraceEvent;
  24
  25 void trace0(TraceEventID event);
  26 void trace1(TraceEventID event, uint64_t x1);
  27 void trace2(TraceEventID event, uint64_t x1, uint64_t x2);
  28 void trace3(TraceEventID event, uint64_t x1, uint64_t x2, uint64_t x3);
  29 void trace4(TraceEventID event, uint64_t x1, uint64_t x2, uint64_t x3, uint64_t x4);
  30 void trace5(TraceEventID event, uint64_t x1, uint64_t x2, uint64_t x3, uint64_t x4, uint64_t x5);
  31 void trace6(TraceEventID event, uint64_t x1, uint64_t x2, uint64_t x3, uint64_t x4, uint64_t x5, uint64_t x6);
  32 void st_print_trace(FILE *stream, int (*stream_printf)(FILE *stream, const char *fmt, ...));
  33 void st_print_trace_events(FILE *stream, int (*stream_printf)(FILE *stream, const char *fmt, ...));
  34 bool st_change_trace_event_state(const char *tname, bool tstate);
  35 void st_print_trace_file_status(FILE *stream, int (*stream_printf)(FILE *stream, const char *fmt, ...));
  36 void st_set_trace_file_enabled(bool enable);
  37 bool st_set_trace_file(const char *file);
  38 void st_flush_trace_buffer(void);
  39
  40 #endif /* SIMPLETRACE_H */