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7b33a0e0 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 | ||
71c5da58 | 15 | #include <babeltrace2/babeltrace.h> |
85e7137b | 16 | #include "common/macros.h" |
57952005 | 17 | #include "common/assert.h" |
7b33a0e0 PP |
18 | #include <glib.h> |
19 | #include <stdint.h> | |
20 | #include <string.h> | |
21 | #include <inttypes.h> | |
22 | ||
23 | #include "ctf-meta-visitors.h" | |
24 | ||
25 | static | |
939190b3 | 26 | int update_field_class_stored_value_index(struct ctf_field_class *fc, |
7b33a0e0 PP |
27 | struct ctf_trace_class *tc, |
28 | struct ctf_stream_class *sc, | |
29 | struct ctf_event_class *ec) | |
30 | { | |
31 | int ret = 0; | |
32 | uint64_t i; | |
33 | struct ctf_field_path *field_path = NULL; | |
939190b3 | 34 | struct ctf_field_class_int *tgt_fc = NULL; |
7b33a0e0 PP |
35 | uint64_t *stored_value_index = NULL; |
36 | ||
939190b3 | 37 | if (!fc) { |
7b33a0e0 PP |
38 | goto end; |
39 | } | |
40 | ||
af0c18e3 PP |
41 | switch (fc->type) { |
42 | case CTF_FIELD_CLASS_TYPE_VARIANT: | |
7b33a0e0 | 43 | { |
939190b3 | 44 | struct ctf_field_class_variant *var_fc = (void *) fc; |
7b33a0e0 | 45 | |
939190b3 PP |
46 | field_path = &var_fc->tag_path; |
47 | stored_value_index = &var_fc->stored_tag_index; | |
48 | tgt_fc = (void *) var_fc->tag_fc; | |
7b33a0e0 PP |
49 | break; |
50 | } | |
af0c18e3 | 51 | case CTF_FIELD_CLASS_TYPE_SEQUENCE: |
7b33a0e0 | 52 | { |
939190b3 | 53 | struct ctf_field_class_sequence *seq_fc = (void *) fc; |
7b33a0e0 | 54 | |
939190b3 PP |
55 | field_path = &seq_fc->length_path; |
56 | stored_value_index = &seq_fc->stored_length_index; | |
57 | tgt_fc = seq_fc->length_fc; | |
7b33a0e0 PP |
58 | break; |
59 | } | |
60 | default: | |
61 | break; | |
62 | } | |
63 | ||
64 | if (field_path) { | |
939190b3 | 65 | BT_ASSERT(tgt_fc); |
af0c18e3 PP |
66 | BT_ASSERT(tgt_fc->base.base.type == CTF_FIELD_CLASS_TYPE_INT || |
67 | tgt_fc->base.base.type == CTF_FIELD_CLASS_TYPE_ENUM); | |
939190b3 | 68 | if (tgt_fc->storing_index >= 0) { |
7b33a0e0 | 69 | /* Already storing its value */ |
939190b3 | 70 | *stored_value_index = (uint64_t) tgt_fc->storing_index; |
7b33a0e0 PP |
71 | } else { |
72 | /* Not storing its value: allocate new index */ | |
939190b3 PP |
73 | tgt_fc->storing_index = tc->stored_value_count; |
74 | *stored_value_index = (uint64_t) tgt_fc->storing_index; | |
7b33a0e0 PP |
75 | tc->stored_value_count++; |
76 | } | |
77 | } | |
78 | ||
af0c18e3 PP |
79 | switch (fc->type) { |
80 | case CTF_FIELD_CLASS_TYPE_STRUCT: | |
7b33a0e0 | 81 | { |
939190b3 | 82 | struct ctf_field_class_struct *struct_fc = (void *) fc; |
7b33a0e0 | 83 | |
939190b3 PP |
84 | for (i = 0; i < struct_fc->members->len; i++) { |
85 | struct ctf_named_field_class *named_fc = | |
86 | ctf_field_class_struct_borrow_member_by_index( | |
87 | struct_fc, i); | |
7b33a0e0 | 88 | |
939190b3 | 89 | ret = update_field_class_stored_value_index(named_fc->fc, |
7b33a0e0 PP |
90 | tc, sc, ec); |
91 | if (ret) { | |
92 | goto end; | |
93 | } | |
94 | } | |
95 | ||
96 | break; | |
97 | } | |
af0c18e3 | 98 | case CTF_FIELD_CLASS_TYPE_VARIANT: |
7b33a0e0 | 99 | { |
939190b3 | 100 | struct ctf_field_class_variant *var_fc = (void *) fc; |
7b33a0e0 | 101 | |
939190b3 PP |
102 | for (i = 0; i < var_fc->options->len; i++) { |
103 | struct ctf_named_field_class *named_fc = | |
104 | ctf_field_class_variant_borrow_option_by_index( | |
105 | var_fc, i); | |
7b33a0e0 | 106 | |
939190b3 | 107 | ret = update_field_class_stored_value_index(named_fc->fc, |
7b33a0e0 PP |
108 | tc, sc, ec); |
109 | if (ret) { | |
110 | goto end; | |
111 | } | |
112 | } | |
113 | ||
114 | break; | |
115 | } | |
af0c18e3 PP |
116 | case CTF_FIELD_CLASS_TYPE_ARRAY: |
117 | case CTF_FIELD_CLASS_TYPE_SEQUENCE: | |
7b33a0e0 | 118 | { |
939190b3 | 119 | struct ctf_field_class_array_base *array_fc = (void *) fc; |
7b33a0e0 | 120 | |
939190b3 | 121 | ret = update_field_class_stored_value_index(array_fc->elem_fc, |
7b33a0e0 PP |
122 | tc, sc, ec); |
123 | if (ret) { | |
124 | goto end; | |
125 | } | |
126 | ||
127 | break; | |
128 | } | |
129 | default: | |
130 | break; | |
131 | } | |
132 | ||
133 | end: | |
134 | return ret; | |
135 | } | |
136 | ||
137 | BT_HIDDEN | |
138 | int ctf_trace_class_update_value_storing_indexes(struct ctf_trace_class *ctf_tc) | |
139 | { | |
140 | uint64_t i; | |
141 | ||
142 | if (!ctf_tc->is_translated) { | |
939190b3 PP |
143 | update_field_class_stored_value_index( |
144 | ctf_tc->packet_header_fc, ctf_tc, NULL, NULL); | |
7b33a0e0 PP |
145 | } |
146 | ||
147 | for (i = 0; i < ctf_tc->stream_classes->len; i++) { | |
148 | uint64_t j; | |
149 | struct ctf_stream_class *sc = ctf_tc->stream_classes->pdata[i]; | |
150 | ||
151 | if (!sc->is_translated) { | |
939190b3 | 152 | update_field_class_stored_value_index(sc->packet_context_fc, |
7b33a0e0 | 153 | ctf_tc, sc, NULL); |
939190b3 | 154 | update_field_class_stored_value_index(sc->event_header_fc, |
7b33a0e0 | 155 | ctf_tc, sc, NULL); |
939190b3 PP |
156 | update_field_class_stored_value_index( |
157 | sc->event_common_context_fc, ctf_tc, sc, NULL); | |
7b33a0e0 PP |
158 | } |
159 | ||
160 | for (j = 0; j < sc->event_classes->len; j++) { | |
161 | struct ctf_event_class *ec = | |
162 | sc->event_classes->pdata[j]; | |
163 | ||
164 | if (!ec->is_translated) { | |
939190b3 PP |
165 | update_field_class_stored_value_index( |
166 | ec->spec_context_fc, ctf_tc, sc, ec); | |
167 | update_field_class_stored_value_index( | |
168 | ec->payload_fc, ctf_tc, sc, ec); | |
7b33a0e0 PP |
169 | } |
170 | } | |
171 | } | |
172 | ||
173 | return 0; | |
174 | } |