kernel/tools/lib/traceevent/plugin_cfg80211.c

   1 #include <stdio.h>
   2 #include <string.h>
   3 #include <inttypes.h>
   4 #include <endian.h>
   5 #include "event-parse.h"
   6
   7 static unsigned long long
   8 process___le16_to_cpup(struct trace_seq *s, unsigned long long *args)
   9 {
  10         uint16_t *val = (uint16_t *) (unsigned long) args[0];
  11         return val ? (long long) le16toh(*val) : 0;
  12 }
  13
  14 int PEVENT_PLUGIN_LOADER(struct pevent *pevent)
  15 {
  16         pevent_register_print_function(pevent,
  17                                        process___le16_to_cpup,
  18                                        PEVENT_FUNC_ARG_INT,
  19                                        "__le16_to_cpup",
  20                                        PEVENT_FUNC_ARG_PTR,
  21                                        PEVENT_FUNC_ARG_VOID);
  22         return 0;
  23 }
  24
  25 void PEVENT_PLUGIN_UNLOADER(struct pevent *pevent)
  26 {
  27         pevent_unregister_print_function(pevent, process___le16_to_cpup,
  28                                          "__le16_to_cpup");
  29 }