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83ebb7f1 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 | ||
0746848c | 15 | #define BT_LOG_OUTPUT_LEVEL log_level |
350ad6c1 | 16 | #define BT_LOG_TAG "PLUGIN/CTF/META/WARN-MEANINGLESS-HEADER-FIELDS" |
0746848c | 17 | #include "logging/log.h" |
83ebb7f1 | 18 | |
3fadfbc0 | 19 | #include <babeltrace2/babeltrace.h> |
91d81473 | 20 | #include "common/macros.h" |
578e048b | 21 | #include "common/assert.h" |
83ebb7f1 PP |
22 | #include <glib.h> |
23 | #include <stdint.h> | |
24 | #include <string.h> | |
25 | #include <inttypes.h> | |
26 | ||
27 | #include "ctf-meta-visitors.h" | |
28 | ||
29 | static inline | |
0746848c PP |
30 | void warn_meaningless_field(const char *name, const char *scope_name, |
31 | bt_logging_level log_level) | |
83ebb7f1 PP |
32 | { |
33 | BT_LOGW("User field found in %s: ignoring: name=\"%s\"", | |
34 | scope_name, name); | |
35 | } | |
36 | ||
37 | static inline | |
38 | void warn_meaningless_fields(struct ctf_field_class *fc, const char *name, | |
0746848c | 39 | const char *scope_name, bt_logging_level log_level) |
83ebb7f1 PP |
40 | { |
41 | uint64_t i; | |
42 | ||
43 | if (!fc) { | |
44 | goto end; | |
45 | } | |
46 | ||
47 | switch (fc->type) { | |
48 | case CTF_FIELD_CLASS_TYPE_FLOAT: | |
49 | case CTF_FIELD_CLASS_TYPE_STRING: | |
0746848c | 50 | warn_meaningless_field(name, scope_name, log_level); |
83ebb7f1 PP |
51 | break; |
52 | case CTF_FIELD_CLASS_TYPE_INT: | |
53 | case CTF_FIELD_CLASS_TYPE_ENUM: | |
54 | { | |
55 | struct ctf_field_class_int *int_fc = (void *) fc; | |
56 | ||
57 | if (int_fc->meaning == CTF_FIELD_CLASS_MEANING_NONE && | |
58 | !int_fc->mapped_clock_class) { | |
0746848c | 59 | warn_meaningless_field(name, scope_name, log_level); |
83ebb7f1 PP |
60 | } |
61 | ||
62 | break; | |
63 | } | |
64 | case CTF_FIELD_CLASS_TYPE_STRUCT: | |
65 | { | |
66 | struct ctf_field_class_struct *struct_fc = (void *) fc; | |
67 | ||
68 | for (i = 0; i < struct_fc->members->len; i++) { | |
69 | struct ctf_named_field_class *named_fc = | |
70 | ctf_field_class_struct_borrow_member_by_index( | |
71 | struct_fc, i); | |
72 | ||
73 | warn_meaningless_fields(named_fc->fc, | |
0746848c | 74 | named_fc->name->str, scope_name, log_level); |
83ebb7f1 PP |
75 | } |
76 | ||
77 | break; | |
78 | } | |
79 | case CTF_FIELD_CLASS_TYPE_VARIANT: | |
80 | { | |
81 | struct ctf_field_class_variant *var_fc = (void *) fc; | |
82 | ||
83 | for (i = 0; i < var_fc->options->len; i++) { | |
84 | struct ctf_named_field_class *named_fc = | |
85 | ctf_field_class_variant_borrow_option_by_index( | |
86 | var_fc, i); | |
87 | ||
88 | warn_meaningless_fields(named_fc->fc, | |
0746848c | 89 | named_fc->name->str, scope_name, log_level); |
83ebb7f1 PP |
90 | } |
91 | ||
92 | break; | |
93 | } | |
94 | case CTF_FIELD_CLASS_TYPE_ARRAY: | |
95 | { | |
96 | struct ctf_field_class_array *array_fc = (void *) fc; | |
97 | ||
98 | if (array_fc->meaning != CTF_FIELD_CLASS_MEANING_NONE) { | |
99 | goto end; | |
100 | } | |
101 | ||
83ebb7f1 | 102 | } |
2f69c7e7 | 103 | /* fall-through */ |
83ebb7f1 PP |
104 | case CTF_FIELD_CLASS_TYPE_SEQUENCE: |
105 | { | |
106 | struct ctf_field_class_array_base *array_fc = (void *) fc; | |
107 | ||
0746848c PP |
108 | warn_meaningless_fields(array_fc->elem_fc, name, scope_name, |
109 | log_level); | |
83ebb7f1 PP |
110 | break; |
111 | } | |
112 | default: | |
113 | abort(); | |
114 | } | |
115 | ||
116 | end: | |
117 | return; | |
118 | } | |
119 | ||
120 | BT_HIDDEN | |
121 | void ctf_trace_class_warn_meaningless_header_fields( | |
0746848c PP |
122 | struct ctf_trace_class *ctf_tc, |
123 | bt_logging_level log_level) | |
83ebb7f1 PP |
124 | { |
125 | uint64_t i; | |
126 | ||
127 | if (!ctf_tc->is_translated) { | |
128 | warn_meaningless_fields( | |
0746848c PP |
129 | ctf_tc->packet_header_fc, NULL, "packet header", |
130 | log_level); | |
83ebb7f1 PP |
131 | } |
132 | ||
133 | for (i = 0; i < ctf_tc->stream_classes->len; i++) { | |
134 | struct ctf_stream_class *sc = ctf_tc->stream_classes->pdata[i]; | |
135 | ||
136 | if (!sc->is_translated) { | |
137 | warn_meaningless_fields(sc->event_header_fc, NULL, | |
0746848c | 138 | "event header", log_level); |
83ebb7f1 PP |
139 | } |
140 | } | |
141 | } |