[babeltrace.git] / src / plugins / ctf / common / metadata / ctf-meta-warn-meaningless-header-fields.c

/*
 * Copyright 2018 - Philippe Proulx <pproulx@efficios.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 */

#define BT_COMP_LOG_SELF_COMP (log_cfg->self_comp)
#define BT_LOG_OUTPUT_LEVEL (log_cfg->log_level)
#define BT_LOG_TAG "PLUGIN/CTF/META/WARN-MEANINGLESS-HEADER-FIELDS"
#include "logging/comp-logging.h"

#include <babeltrace2/babeltrace.h>
#include "common/macros.h"
#include "common/assert.h"
#include <glib.h>
#include <stdint.h>
#include <string.h>
#include <inttypes.h>

#include "ctf-meta-visitors.h"
#include "logging.h"

static inline
void warn_meaningless_field(const char *name, const char *scope_name,
		struct meta_log_config *log_cfg)
{
	BT_COMP_LOGW("User field found in %s: ignoring: name=\"%s\"",
		scope_name, name);
}

static inline
void warn_meaningless_fields(struct ctf_field_class *fc, const char *name,
		const char *scope_name, struct meta_log_config *log_cfg)
{
	uint64_t i;

	if (!fc) {
		goto end;
	}

	switch (fc->type) {
	case CTF_FIELD_CLASS_TYPE_FLOAT:
	case CTF_FIELD_CLASS_TYPE_STRING:
		warn_meaningless_field(name, scope_name, log_cfg);
		break;
	case CTF_FIELD_CLASS_TYPE_INT:
	case CTF_FIELD_CLASS_TYPE_ENUM:
	{
		struct ctf_field_class_int *int_fc = (void *) fc;

		if (int_fc->meaning == CTF_FIELD_CLASS_MEANING_NONE &&
				!int_fc->mapped_clock_class) {
			warn_meaningless_field(name, scope_name, log_cfg);
		}

		break;
	}
	case CTF_FIELD_CLASS_TYPE_STRUCT:
	{
		struct ctf_field_class_struct *struct_fc = (void *) fc;

		for (i = 0; i < struct_fc->members->len; i++) {
			struct ctf_named_field_class *named_fc =
				ctf_field_class_struct_borrow_member_by_index(
					struct_fc, i);

			warn_meaningless_fields(named_fc->fc,
				named_fc->name->str, scope_name, log_cfg);
		}

		break;
	}
	case CTF_FIELD_CLASS_TYPE_VARIANT:
	{
		struct ctf_field_class_variant *var_fc = (void *) fc;

		for (i = 0; i < var_fc->options->len; i++) {
			struct ctf_named_field_class *named_fc =
				ctf_field_class_variant_borrow_option_by_index(
					var_fc, i);

			warn_meaningless_fields(named_fc->fc,
				named_fc->name->str, scope_name, log_cfg);
		}

		break;
	}
	case CTF_FIELD_CLASS_TYPE_ARRAY:
	{
		struct ctf_field_class_array *array_fc = (void *) fc;

		if (array_fc->meaning != CTF_FIELD_CLASS_MEANING_NONE) {
			goto end;
		}

	}
	/* fall-through */
	case CTF_FIELD_CLASS_TYPE_SEQUENCE:
	{
		struct ctf_field_class_array_base *array_fc = (void *) fc;

		warn_meaningless_fields(array_fc->elem_fc, name, scope_name,
			log_cfg);
		break;
	}
	default:
		abort();
	}

end:
	return;
}

BT_HIDDEN
void ctf_trace_class_warn_meaningless_header_fields(
		struct ctf_trace_class *ctf_tc,
		struct meta_log_config *log_cfg)
{
	uint64_t i;

	if (!ctf_tc->is_translated) {
		warn_meaningless_fields(
			ctf_tc->packet_header_fc, NULL, "packet header",
			log_cfg);
	}

	for (i = 0; i < ctf_tc->stream_classes->len; i++) {
		struct ctf_stream_class *sc = ctf_tc->stream_classes->pdata[i];

		if (!sc->is_translated) {
			warn_meaningless_fields(sc->event_header_fc, NULL,
				"event header", log_cfg);
		}
	}
}
Commit	Line	Data
0476f6f7 PP	1	/*
	2	* Copyright 2018 - Philippe Proulx <pproulx@efficios.com>
	3	*
	4	* Permission is hereby granted, free of charge, to any person obtaining a copy
	5	* of this software and associated documentation files (the "Software"), to deal
	6	* in the Software without restriction, including without limitation the rights
	7	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	8	* copies of the Software, and to permit persons to whom the Software is
	9	* furnished to do so, subject to the following conditions:
	10	*
	11	* The above copyright notice and this permission notice shall be included in
	12	* all copies or substantial portions of the Software.
	13	*/
	14
16699f85 PP	15	#define BT_COMP_LOG_SELF_COMP (log_cfg->self_comp)
16699f85 PP	16	#define BT_LOG_OUTPUT_LEVEL (log_cfg->log_level)
b03487ab	17	#define BT_LOG_TAG "PLUGIN/CTF/META/WARN-MEANINGLESS-HEADER-FIELDS"
3fa1b6a3	18	#include "logging/comp-logging.h"
0476f6f7	19
71c5da58	20	#include <babeltrace2/babeltrace.h>
85e7137b	21	#include "common/macros.h"
57952005	22	#include "common/assert.h"
0476f6f7 PP	23	#include <glib.h>
	24	#include <stdint.h>
	25	#include <string.h>
	26	#include <inttypes.h>
	27
	28	#include "ctf-meta-visitors.h"
16699f85	29	#include "logging.h"
0476f6f7 PP	30
0476f6f7 PP	31	static inline
1f1f2720	32	void warn_meaningless_field(const char name, const char scope_name,
16699f85	33	struct meta_log_config *log_cfg)
0476f6f7	34	{
16699f85	35	BT_COMP_LOGW("User field found in %s: ignoring: name=\"%s\"",
0476f6f7 PP	36	scope_name, name);
	37	}
	38
	39	static inline
	40	void warn_meaningless_fields(struct ctf_field_class fc, const char name,
16699f85	41	const char scope_name, struct meta_log_config log_cfg)
0476f6f7 PP	42	{
	43	uint64_t i;
	44
	45	if (!fc) {
	46	goto end;
	47	}
	48
	49	switch (fc->type) {
	50	case CTF_FIELD_CLASS_TYPE_FLOAT:
	51	case CTF_FIELD_CLASS_TYPE_STRING:
16699f85	52	warn_meaningless_field(name, scope_name, log_cfg);
0476f6f7 PP	53	break;
	54	case CTF_FIELD_CLASS_TYPE_INT:
	55	case CTF_FIELD_CLASS_TYPE_ENUM:
	56	{
	57	struct ctf_field_class_int int_fc = (void ) fc;
	58
	59	if (int_fc->meaning == CTF_FIELD_CLASS_MEANING_NONE &&
	60	!int_fc->mapped_clock_class) {
16699f85	61	warn_meaningless_field(name, scope_name, log_cfg);
0476f6f7 PP	62	}
	63
	64	break;
	65	}
	66	case CTF_FIELD_CLASS_TYPE_STRUCT:
	67	{
	68	struct ctf_field_class_struct struct_fc = (void ) fc;
	69
	70	for (i = 0; i < struct_fc->members->len; i++) {
	71	struct ctf_named_field_class *named_fc =
	72	ctf_field_class_struct_borrow_member_by_index(
	73	struct_fc, i);
	74
	75	warn_meaningless_fields(named_fc->fc,
16699f85	76	named_fc->name->str, scope_name, log_cfg);
0476f6f7 PP	77	}
	78
	79	break;
	80	}
	81	case CTF_FIELD_CLASS_TYPE_VARIANT:
	82	{
	83	struct ctf_field_class_variant var_fc = (void ) fc;
	84
	85	for (i = 0; i < var_fc->options->len; i++) {
	86	struct ctf_named_field_class *named_fc =
	87	ctf_field_class_variant_borrow_option_by_index(
	88	var_fc, i);
	89
	90	warn_meaningless_fields(named_fc->fc,
16699f85	91	named_fc->name->str, scope_name, log_cfg);
0476f6f7 PP	92	}
	93
	94	break;
	95	}
	96	case CTF_FIELD_CLASS_TYPE_ARRAY:
	97	{
	98	struct ctf_field_class_array array_fc = (void ) fc;
	99
	100	if (array_fc->meaning != CTF_FIELD_CLASS_MEANING_NONE) {
	101	goto end;
	102	}
	103
0476f6f7	104	}
7f7f3101	105	/* fall-through */
0476f6f7 PP	106	case CTF_FIELD_CLASS_TYPE_SEQUENCE:
	107	{
	108	struct ctf_field_class_array_base array_fc = (void ) fc;
	109
1f1f2720	110	warn_meaningless_fields(array_fc->elem_fc, name, scope_name,
16699f85	111	log_cfg);
0476f6f7 PP	112	break;
	113	}
	114	default:
	115	abort();
	116	}
	117
	118	end:
	119	return;
	120	}
	121
	122	BT_HIDDEN
	123	void ctf_trace_class_warn_meaningless_header_fields(
1f1f2720	124	struct ctf_trace_class *ctf_tc,
16699f85	125	struct meta_log_config *log_cfg)
0476f6f7 PP	126	{
	127	uint64_t i;
	128
	129	if (!ctf_tc->is_translated) {
	130	warn_meaningless_fields(
1f1f2720	131	ctf_tc->packet_header_fc, NULL, "packet header",
16699f85	132	log_cfg);
0476f6f7 PP	133	}
	134
	135	for (i = 0; i < ctf_tc->stream_classes->len; i++) {
	136	struct ctf_stream_class *sc = ctf_tc->stream_classes->pdata[i];
	137
	138	if (!sc->is_translated) {
	139	warn_meaningless_fields(sc->event_header_fc, NULL,
16699f85	140	"event header", log_cfg);
0476f6f7 PP	141	}
	142	}
	143	}