LTTng adaptation db2k.h

/* subsystem name is "db2k" */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM db2k

#if !defined(_TRACE_DB2K_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_DB2K_H
/* this is the "adaptation layer" for our custom tracing */

#include <linux/tracepoint.h>

LTTNG_TRACEPOINT_EVENT(
    /* "db2k" is the subsystem name, "hello" is the event name */
    db2k_hello,

    /* tracepoint function prototype */
    TP_PROTO(int foo, const char* bar),

    /* arguments for this tracepoint */
    TP_ARGS(foo, bar),

   TP_STRUCT__entry(
        __field(int, my_int)
        __array(char, msg, 32)
    ) ,

    TP_fast_assign(
      tp_assign(my_int, foo)
      tp_memcpy(msg, bar, 32)
    ),

    TP_printk("bar = %s, foo=%d",
        __entry->msg,
        __entry->my_int)
)

#endif
/* this part must be outside protection */
#include "../../../probes/define_trace.h"