root/include/trace/events/tsm_mr.h
/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM tsm_mr

#if !defined(_TRACE_TSM_MR_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_TSM_MR_H

#include <linux/tracepoint.h>
#include <linux/tsm-mr.h>

TRACE_EVENT(tsm_mr_read,

        TP_PROTO(const struct tsm_measurement_register *mr),

        TP_ARGS(mr),

        TP_STRUCT__entry(
                __string(mr, mr->mr_name)
                __string(hash, mr->mr_flags & TSM_MR_F_NOHASH ?
                         "data" : hash_algo_name[mr->mr_hash])
                __dynamic_array(u8, d, mr->mr_size)
        ),

        TP_fast_assign(
                __assign_str(mr);
                __assign_str(hash);
                memcpy(__get_dynamic_array(d), mr->mr_value, __get_dynamic_array_len(d));
        ),

        TP_printk("[%s] %s:%s", __get_str(mr), __get_str(hash),
                  __print_hex_str(__get_dynamic_array(d), __get_dynamic_array_len(d)))
);

TRACE_EVENT(tsm_mr_refresh,

        TP_PROTO(const struct tsm_measurement_register *mr, int rc),

        TP_ARGS(mr, rc),

        TP_STRUCT__entry(
                __string(mr, mr->mr_name)
                __field(int, rc)
        ),

        TP_fast_assign(
                __assign_str(mr);
                __entry->rc = rc;
        ),

        TP_printk("[%s] %s:%d", __get_str(mr),
                  __entry->rc ? "failed" : "succeeded", __entry->rc)
);

TRACE_EVENT(tsm_mr_write,

        TP_PROTO(const struct tsm_measurement_register *mr, const u8 *data),

        TP_ARGS(mr, data),

        TP_STRUCT__entry(
                __string(mr, mr->mr_name)
                __string(hash, mr->mr_flags & TSM_MR_F_NOHASH ?
                         "data" : hash_algo_name[mr->mr_hash])
                __dynamic_array(u8, d, mr->mr_size)
        ),

        TP_fast_assign(
                __assign_str(mr);
                __assign_str(hash);
                memcpy(__get_dynamic_array(d), data, __get_dynamic_array_len(d));
        ),

        TP_printk("[%s] %s:%s", __get_str(mr), __get_str(hash),
                  __print_hex_str(__get_dynamic_array(d), __get_dynamic_array_len(d)))
);

#endif

/* This part must be outside protection */
#include <trace/define_trace.h>