Commit | Line | Data |
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44c440bc | 1 | /* |
0235b0db | 2 | * SPDX-License-Identifier: MIT |
44c440bc | 3 | * |
0235b0db | 4 | * Copyright 2018 Philippe Proulx <pproulx@efficios.com> |
44c440bc PP |
5 | */ |
6 | ||
3fadfbc0 | 7 | #include <babeltrace2/babeltrace.h> |
91d81473 | 8 | #include "common/macros.h" |
578e048b | 9 | #include "common/assert.h" |
44c440bc PP |
10 | #include <glib.h> |
11 | #include <stdint.h> | |
12 | #include <string.h> | |
13 | #include <inttypes.h> | |
14 | ||
15 | #include "ctf-meta-visitors.h" | |
16 | ||
17 | static | |
5cd6d0e5 | 18 | int update_field_class_stored_value_index(struct ctf_field_class *fc, |
44c440bc PP |
19 | struct ctf_trace_class *tc, |
20 | struct ctf_stream_class *sc, | |
21 | struct ctf_event_class *ec) | |
22 | { | |
23 | int ret = 0; | |
24 | uint64_t i; | |
25 | struct ctf_field_path *field_path = NULL; | |
5cd6d0e5 | 26 | struct ctf_field_class_int *tgt_fc = NULL; |
44c440bc PP |
27 | uint64_t *stored_value_index = NULL; |
28 | ||
5cd6d0e5 | 29 | if (!fc) { |
44c440bc PP |
30 | goto end; |
31 | } | |
32 | ||
864cad70 PP |
33 | switch (fc->type) { |
34 | case CTF_FIELD_CLASS_TYPE_VARIANT: | |
44c440bc | 35 | { |
5cd6d0e5 | 36 | struct ctf_field_class_variant *var_fc = (void *) fc; |
44c440bc | 37 | |
5cd6d0e5 PP |
38 | field_path = &var_fc->tag_path; |
39 | stored_value_index = &var_fc->stored_tag_index; | |
40 | tgt_fc = (void *) var_fc->tag_fc; | |
44c440bc PP |
41 | break; |
42 | } | |
864cad70 | 43 | case CTF_FIELD_CLASS_TYPE_SEQUENCE: |
44c440bc | 44 | { |
5cd6d0e5 | 45 | struct ctf_field_class_sequence *seq_fc = (void *) fc; |
44c440bc | 46 | |
5cd6d0e5 PP |
47 | field_path = &seq_fc->length_path; |
48 | stored_value_index = &seq_fc->stored_length_index; | |
49 | tgt_fc = seq_fc->length_fc; | |
44c440bc PP |
50 | break; |
51 | } | |
52 | default: | |
53 | break; | |
54 | } | |
55 | ||
56 | if (field_path) { | |
5cd6d0e5 | 57 | BT_ASSERT(tgt_fc); |
864cad70 PP |
58 | BT_ASSERT(tgt_fc->base.base.type == CTF_FIELD_CLASS_TYPE_INT || |
59 | tgt_fc->base.base.type == CTF_FIELD_CLASS_TYPE_ENUM); | |
5cd6d0e5 | 60 | if (tgt_fc->storing_index >= 0) { |
44c440bc | 61 | /* Already storing its value */ |
5cd6d0e5 | 62 | *stored_value_index = (uint64_t) tgt_fc->storing_index; |
44c440bc PP |
63 | } else { |
64 | /* Not storing its value: allocate new index */ | |
5cd6d0e5 PP |
65 | tgt_fc->storing_index = tc->stored_value_count; |
66 | *stored_value_index = (uint64_t) tgt_fc->storing_index; | |
44c440bc PP |
67 | tc->stored_value_count++; |
68 | } | |
69 | } | |
70 | ||
864cad70 PP |
71 | switch (fc->type) { |
72 | case CTF_FIELD_CLASS_TYPE_STRUCT: | |
44c440bc | 73 | { |
5cd6d0e5 | 74 | struct ctf_field_class_struct *struct_fc = (void *) fc; |
44c440bc | 75 | |
5cd6d0e5 PP |
76 | for (i = 0; i < struct_fc->members->len; i++) { |
77 | struct ctf_named_field_class *named_fc = | |
78 | ctf_field_class_struct_borrow_member_by_index( | |
79 | struct_fc, i); | |
44c440bc | 80 | |
5cd6d0e5 | 81 | ret = update_field_class_stored_value_index(named_fc->fc, |
44c440bc PP |
82 | tc, sc, ec); |
83 | if (ret) { | |
84 | goto end; | |
85 | } | |
86 | } | |
87 | ||
88 | break; | |
89 | } | |
864cad70 | 90 | case CTF_FIELD_CLASS_TYPE_VARIANT: |
44c440bc | 91 | { |
5cd6d0e5 | 92 | struct ctf_field_class_variant *var_fc = (void *) fc; |
44c440bc | 93 | |
5cd6d0e5 PP |
94 | for (i = 0; i < var_fc->options->len; i++) { |
95 | struct ctf_named_field_class *named_fc = | |
96 | ctf_field_class_variant_borrow_option_by_index( | |
97 | var_fc, i); | |
44c440bc | 98 | |
5cd6d0e5 | 99 | ret = update_field_class_stored_value_index(named_fc->fc, |
44c440bc PP |
100 | tc, sc, ec); |
101 | if (ret) { | |
102 | goto end; | |
103 | } | |
104 | } | |
105 | ||
106 | break; | |
107 | } | |
864cad70 PP |
108 | case CTF_FIELD_CLASS_TYPE_ARRAY: |
109 | case CTF_FIELD_CLASS_TYPE_SEQUENCE: | |
44c440bc | 110 | { |
5cd6d0e5 | 111 | struct ctf_field_class_array_base *array_fc = (void *) fc; |
44c440bc | 112 | |
5cd6d0e5 | 113 | ret = update_field_class_stored_value_index(array_fc->elem_fc, |
44c440bc PP |
114 | tc, sc, ec); |
115 | if (ret) { | |
116 | goto end; | |
117 | } | |
118 | ||
119 | break; | |
120 | } | |
121 | default: | |
122 | break; | |
123 | } | |
124 | ||
125 | end: | |
126 | return ret; | |
127 | } | |
128 | ||
129 | BT_HIDDEN | |
130 | int ctf_trace_class_update_value_storing_indexes(struct ctf_trace_class *ctf_tc) | |
131 | { | |
132 | uint64_t i; | |
133 | ||
134 | if (!ctf_tc->is_translated) { | |
5cd6d0e5 PP |
135 | update_field_class_stored_value_index( |
136 | ctf_tc->packet_header_fc, ctf_tc, NULL, NULL); | |
44c440bc PP |
137 | } |
138 | ||
139 | for (i = 0; i < ctf_tc->stream_classes->len; i++) { | |
140 | uint64_t j; | |
141 | struct ctf_stream_class *sc = ctf_tc->stream_classes->pdata[i]; | |
142 | ||
143 | if (!sc->is_translated) { | |
5cd6d0e5 | 144 | update_field_class_stored_value_index(sc->packet_context_fc, |
44c440bc | 145 | ctf_tc, sc, NULL); |
5cd6d0e5 | 146 | update_field_class_stored_value_index(sc->event_header_fc, |
44c440bc | 147 | ctf_tc, sc, NULL); |
5cd6d0e5 PP |
148 | update_field_class_stored_value_index( |
149 | sc->event_common_context_fc, ctf_tc, sc, NULL); | |
44c440bc PP |
150 | } |
151 | ||
152 | for (j = 0; j < sc->event_classes->len; j++) { | |
153 | struct ctf_event_class *ec = | |
154 | sc->event_classes->pdata[j]; | |
155 | ||
156 | if (!ec->is_translated) { | |
5cd6d0e5 PP |
157 | update_field_class_stored_value_index( |
158 | ec->spec_context_fc, ctf_tc, sc, ec); | |
159 | update_field_class_stored_value_index( | |
160 | ec->payload_fc, ctf_tc, sc, ec); | |
44c440bc PP |
161 | } |
162 | } | |
163 | } | |
164 | ||
165 | return 0; | |
166 | } |